Warning: Permanently added '10.128.0.50' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 45.656334][ T4028] loop2: detected capacity change from 0 to 32768 [ 45.688969][ T4028] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 45.691150][ T4028] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 45.720216][ T4028] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 45.736410][ T4025] loop4: detected capacity change from 0 to 32768 [ 45.775470][ T4028] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 45.815298][ T4027] loop0: detected capacity change from 0 to 32768 [ 45.826717][ T4026] loop1: detected capacity change from 0 to 32768 [ 45.842988][ T4029] loop3: detected capacity change from 0 to 32768 [ 45.855894][ T4025] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.857438][ T4025] CPU: 0 PID: 4025 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 45.859209][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.861277][ T4025] Call trace: [ 45.861902][ T4025] dump_backtrace+0x0/0x530 [ 45.862804][ T4025] show_stack+0x2c/0x3c [ 45.863725][ T4025] dump_stack_lvl+0x108/0x170 [ 45.864740][ T4025] dump_stack+0x1c/0x58 [ 45.865671][ T4025] sysfs_create_dir_ns+0x278/0x318 [ 45.866737][ T4025] kobject_add_internal+0x384/0x8f0 [ 45.867838][ T4025] kobject_init_and_add+0x130/0x1a0 [ 45.869046][ T4025] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.870200][ T4025] gfs2_fill_super+0xe10/0x2010 [ 45.871165][ T4025] get_tree_bdev+0x360/0x54c [ 45.872189][ T4025] gfs2_get_tree+0x54/0x1b4 [ 45.873151][ T4025] vfs_get_tree+0x90/0x274 [ 45.874083][ T4025] do_new_mount+0x278/0x8fc [ 45.874964][ T4025] path_mount+0x594/0x101c [ 45.875884][ T4025] __arm64_sys_mount+0x510/0x5e0 [ 45.876920][ T4025] invoke_syscall+0x98/0x2b8 [ 45.877887][ T4025] el0_svc_common+0x138/0x258 [ 45.878830][ T4025] do_el0_svc+0x58/0x14c [ 45.879777][ T4025] el0_svc+0x7c/0x1f0 [ 45.880605][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 45.881705][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 45.895536][ T4027] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.897159][ T4027] CPU: 0 PID: 4027 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 45.898932][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.901088][ T4027] Call trace: [ 45.901777][ T4027] dump_backtrace+0x0/0x530 [ 45.902687][ T4027] show_stack+0x2c/0x3c [ 45.903540][ T4027] dump_stack_lvl+0x108/0x170 [ 45.904695][ T4027] dump_stack+0x1c/0x58 [ 45.905621][ T4027] sysfs_create_dir_ns+0x278/0x318 [ 45.906830][ T4027] kobject_add_internal+0x384/0x8f0 [ 45.907980][ T4027] kobject_init_and_add+0x130/0x1a0 [ 45.909204][ T4027] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.910243][ T4027] gfs2_fill_super+0xe10/0x2010 [ 45.911321][ T4027] get_tree_bdev+0x360/0x54c [ 45.912433][ T4027] gfs2_get_tree+0x54/0x1b4 [ 45.913441][ T4027] vfs_get_tree+0x90/0x274 [ 45.914453][ T4027] do_new_mount+0x278/0x8fc [ 45.915351][ T4027] path_mount+0x594/0x101c [ 45.916267][ T4027] __arm64_sys_mount+0x510/0x5e0 [ 45.917426][ T4027] invoke_syscall+0x98/0x2b8 [ 45.918464][ T4027] el0_svc_common+0x138/0x258 [ 45.919453][ T4027] do_el0_svc+0x58/0x14c [ 45.920456][ T4027] el0_svc+0x7c/0x1f0 [ 45.921375][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 45.922418][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 45.926667][ T4027] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.929916][ T4029] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.931615][ T4029] CPU: 0 PID: 4029 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 45.933488][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.935682][ T4029] Call trace: [ 45.936347][ T4029] dump_backtrace+0x0/0x530 [ 45.937362][ T4029] show_stack+0x2c/0x3c [ 45.938279][ T4029] dump_stack_lvl+0x108/0x170 [ 45.939306][ T4029] dump_stack+0x1c/0x58 [ 45.940171][ T4029] sysfs_create_dir_ns+0x278/0x318 [ 45.941244][ T4029] kobject_add_internal+0x384/0x8f0 [ 45.942439][ T4029] kobject_init_and_add+0x130/0x1a0 [ 45.943540][ T4029] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.944600][ T4029] gfs2_fill_super+0xe10/0x2010 [ 45.945575][ T4029] get_tree_bdev+0x360/0x54c [ 45.946472][ T4029] gfs2_get_tree+0x54/0x1b4 [ 45.947444][ T4029] vfs_get_tree+0x90/0x274 [ 45.948353][ T4029] do_new_mount+0x278/0x8fc [ 45.949219][ T4029] path_mount+0x594/0x101c [ 45.950100][ T4029] __arm64_sys_mount+0x510/0x5e0 [ 45.951116][ T4029] invoke_syscall+0x98/0x2b8 [ 45.952103][ T4029] el0_svc_common+0x138/0x258 [ 45.953137][ T4029] do_el0_svc+0x58/0x14c [ 45.953890][ T4025] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.954044][ T4029] el0_svc+0x7c/0x1f0 [ 45.957275][ T4025] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.957859][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 45.960306][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 45.961545][ T4027] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.964767][ T4029] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.967573][ T4029] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.984823][ T4026] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.986608][ T4026] CPU: 0 PID: 4026 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 45.988245][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.990447][ T4026] Call trace: [ 45.991149][ T4026] dump_backtrace+0x0/0x530 [ 45.992263][ T4026] show_stack+0x2c/0x3c [ 45.993150][ T4026] dump_stack_lvl+0x108/0x170 [ 45.994093][ T4026] dump_stack+0x1c/0x58 [ 45.994953][ T4026] sysfs_create_dir_ns+0x278/0x318 [ 45.996063][ T4026] kobject_add_internal+0x384/0x8f0 [ 45.997179][ T4026] kobject_init_and_add+0x130/0x1a0 [ 45.998221][ T4026] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.999308][ T4026] gfs2_fill_super+0xe10/0x2010 [ 46.000325][ T4026] get_tree_bdev+0x360/0x54c [ 46.001228][ T4026] gfs2_get_tree+0x54/0x1b4 [ 46.002197][ T4026] vfs_get_tree+0x90/0x274 [ 46.003214][ T4026] do_new_mount+0x278/0x8fc [ 46.004246][ T4026] path_mount+0x594/0x101c [ 46.005189][ T4026] __arm64_sys_mount+0x510/0x5e0 [ 46.006196][ T4026] invoke_syscall+0x98/0x2b8 [ 46.007242][ T4026] el0_svc_common+0x138/0x258 [ 46.008151][ T4026] do_el0_svc+0x58/0x14c [ 46.009035][ T4026] el0_svc+0x7c/0x1f0 [ 46.009825][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 46.010846][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 46.012092][ T4026] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.015722][ T4026] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 46.761874][ T4027] loop0: detected capacity change from 0 to 32768 [ 46.795839][ T4027] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 46.797630][ T4027] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 46.823918][ T4025] loop4: detected capacity change from 0 to 32768 [ 46.827252][ T4027] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 46.844095][ T1961] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 46.845607][ T1961] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 46.911787][ T1961] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 66ms [ 46.913490][ T4029] loop3: detected capacity change from 0 to 32768 [ 46.915449][ T1961] gfs2: fsid=syz:syz.0: jid=0: Done [ 46.917072][ T4027] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 46.919751][ T4025] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.921737][ T4025] CPU: 1 PID: 4025 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 46.923494][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.925752][ T4025] Call trace: [ 46.926527][ T4025] dump_backtrace+0x0/0x530 [ 46.927457][ T4025] show_stack+0x2c/0x3c [ 46.928395][ T4025] dump_stack_lvl+0x108/0x170 [ 46.929444][ T4025] dump_stack+0x1c/0x58 [ 46.930478][ T4025] sysfs_create_dir_ns+0x278/0x318 [ 46.931701][ T4025] kobject_add_internal+0x384/0x8f0 [ 46.932916][ T4025] kobject_init_and_add+0x130/0x1a0 [ 46.934127][ T4025] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.935296][ T4025] gfs2_fill_super+0xe10/0x2010 [ 46.936360][ T4025] get_tree_bdev+0x360/0x54c [ 46.937330][ T4025] gfs2_get_tree+0x54/0x1b4 [ 46.938317][ T4025] vfs_get_tree+0x90/0x274 [ 46.939358][ T4025] do_new_mount+0x278/0x8fc [ 46.940401][ T4025] path_mount+0x594/0x101c [ 46.941336][ T4025] __arm64_sys_mount+0x510/0x5e0 [ 46.942448][ T4025] invoke_syscall+0x98/0x2b8 [ 46.943415][ T4025] el0_svc_common+0x138/0x258 [ 46.944379][ T4025] do_el0_svc+0x58/0x14c [ 46.945267][ T4025] el0_svc+0x7c/0x1f0 [ 46.946296][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 46.947387][ T4025] el0t_64_sync+0x1a0/0x1a4 [ 46.961325][ T4026] loop1: detected capacity change from 0 to 32768 [ 46.975552][ T4026] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.977286][ T4026] CPU: 0 PID: 4026 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 46.979149][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.981329][ T4026] Call trace: [ 46.981975][ T4026] dump_backtrace+0x0/0x530 [ 46.982904][ T4026] show_stack+0x2c/0x3c [ 46.983733][ T4026] dump_stack_lvl+0x108/0x170 [ 46.984638][ T4026] dump_stack+0x1c/0x58 [ 46.985501][ T4026] sysfs_create_dir_ns+0x278/0x318 [ 46.986594][ T4026] kobject_add_internal+0x384/0x8f0 [ 46.987727][ T4026] kobject_init_and_add+0x130/0x1a0 [ 46.988838][ T4026] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.989911][ T4026] gfs2_fill_super+0xe10/0x2010 [ 46.990989][ T4026] get_tree_bdev+0x360/0x54c [ 46.991906][ T4026] gfs2_get_tree+0x54/0x1b4 [ 46.992877][ T4026] vfs_get_tree+0x90/0x274 [ 46.993808][ T4026] do_new_mount+0x278/0x8fc [ 46.994804][ T4026] path_mount+0x594/0x101c [ 46.995702][ T4026] __arm64_sys_mount+0x510/0x5e0 [ 46.996808][ T4026] invoke_syscall+0x98/0x2b8 [ 46.997911][ T4026] el0_svc_common+0x138/0x258 [ 46.998900][ T4026] do_el0_svc+0x58/0x14c [ 46.999921][ T4026] el0_svc+0x7c/0x1f0 [ 47.000824][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.001866][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.019105][ T4029] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.020889][ T4029] CPU: 0 PID: 4029 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 47.022533][ T4025] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.022638][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.025727][ T4025] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.027814][ T4029] Call trace: [ 47.027822][ T4029] dump_backtrace+0x0/0x530 [ 47.030915][ T4029] show_stack+0x2c/0x3c [ 47.031823][ T4029] dump_stack_lvl+0x108/0x170 [ 47.032805][ T4029] dump_stack+0x1c/0x58 [ 47.033772][ T4029] sysfs_create_dir_ns+0x278/0x318 [ 47.034733][ T4029] kobject_add_internal+0x384/0x8f0 [ 47.035904][ T4029] kobject_init_and_add+0x130/0x1a0 [ 47.037021][ T4029] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.038020][ T4029] gfs2_fill_super+0xe10/0x2010 [ 47.039004][ T4029] get_tree_bdev+0x360/0x54c [ 47.040022][ T4029] gfs2_get_tree+0x54/0x1b4 [ 47.041068][ T4029] vfs_get_tree+0x90/0x274 [ 47.041995][ T4029] do_new_mount+0x278/0x8fc [ 47.043000][ T4029] path_mount+0x594/0x101c [ 47.044009][ T4029] __arm64_sys_mount+0x510/0x5e0 [ 47.045142][ T4029] invoke_syscall+0x98/0x2b8 [ 47.046215][ T4029] el0_svc_common+0x138/0x258 [ 47.047227][ T4029] do_el0_svc+0x58/0x14c [ 47.048248][ T4029] el0_svc+0x7c/0x1f0 [ 47.049155][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 47.050223][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 47.065066][ T4026] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.067976][ T4026] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.074998][ T4029] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.077920][ T4029] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.089239][ T4027] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 47.093245][ T226] [ 47.093795][ T226] ====================================================== [ 47.095402][ T226] WARNING: possible circular locking dependency detected [ 47.097025][ T226] 5.15.173-syzkaller #0 Not tainted [ 47.098221][ T226] ------------------------------------------------------ [ 47.099885][ T226] kworker/0:1H/226 is trying to acquire lock: [ 47.101140][ T226] ffff0000cf46c0e0 (&type->s_umount_key#41){+.+.}-{3:3}, at: freeze_super+0x5c/0x388 [ 47.103330][ T226] [ 47.103330][ T226] but task is already holding lock: [ 47.104971][ T226] ffff80001f227c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 47.107578][ T226] [ 47.107578][ T226] which lock already depends on the new lock. [ 47.107578][ T226] [ 47.109848][ T226] [ 47.109848][ T226] the existing dependency chain (in reverse order) is: [ 47.111721][ T226] [ 47.111721][ T226] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 47.113873][ T226] process_one_work+0x6d4/0x11b8 [ 47.114988][ T226] worker_thread+0x910/0x1034 [ 47.116147][ T226] kthread+0x37c/0x45c [ 47.117229][ T226] ret_from_fork+0x10/0x20 [ 47.118255][ T226] [ 47.118255][ T226] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 47.120237][ T226] flush_workqueue+0x14c/0x11c4 [ 47.120574][ T4036] loop2: detected capacity change from 0 to 32768 [ 47.121320][ T226] gfs2_gl_hash_clear+0xbc/0x2f4 [ 47.123933][ T226] gfs2_put_super+0x5e4/0x684 [ 47.125114][ T226] generic_shutdown_super+0x130/0x2f0 [ 47.126429][ T226] kill_block_super+0x70/0xdc [ 47.127601][ T226] gfs2_kill_sb+0xc0/0xd4 [ 47.128620][ T226] deactivate_locked_super+0xb8/0x13c [ 47.129796][ T226] deactivate_super+0x108/0x128 [ 47.130987][ T226] cleanup_mnt+0x3c0/0x474 [ 47.132024][ T226] __cleanup_mnt+0x20/0x30 [ 47.133097][ T226] task_work_run+0x130/0x1e4 [ 47.134223][ T226] do_notify_resume+0x262c/0x32b8 [ 47.135389][ T226] el0_svc+0xfc/0x1f0 [ 47.136330][ T226] el0t_64_sync_handler+0x84/0xe4 [ 47.137529][ T226] el0t_64_sync+0x1a0/0x1a4 [ 47.138690][ T226] [ 47.138690][ T226] -> #0 (&type->s_umount_key#41){+.+.}-{3:3}: [ 47.140472][ T226] __lock_acquire+0x32d4/0x7638 [ 47.141646][ T226] lock_acquire+0x240/0x77c [ 47.142773][ T226] down_write+0xbc/0x12c [ 47.143919][ T226] freeze_super+0x5c/0x388 [ 47.144947][ T226] freeze_go_sync+0x128/0x31c [ 47.146096][ T226] do_xmote+0x304/0x1054 [ 47.147097][ T226] run_queue+0x3f8/0x6bc [ 47.148086][ T226] glock_work_func+0x27c/0x470 [ 47.149260][ T226] process_one_work+0x790/0x11b8 [ 47.150450][ T226] worker_thread+0x910/0x1034 [ 47.151520][ T226] kthread+0x37c/0x45c [ 47.152480][ T226] ret_from_fork+0x10/0x20 [ 47.153439][ T226] [ 47.153439][ T226] other info that might help us debug this: [ 47.153439][ T226] [ 47.155609][ T226] Chain exists of: [ 47.155609][ T226] &type->s_umount_key#41 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 47.155609][ T226] [ 47.159478][ T226] Possible unsafe locking scenario: [ 47.159478][ T226] [ 47.161079][ T226] CPU0 CPU1 [ 47.162241][ T226] ---- ---- [ 47.163470][ T226] lock((work_completion)(&(&gl->gl_work)->work)); [ 47.164990][ T226] lock((wq_completion)glock_workqueue); [ 47.166761][ T226] lock((work_completion)(&(&gl->gl_work)->work)); [ 47.168769][ T226] lock(&type->s_umount_key#41); [ 47.169937][ T226] [ 47.169937][ T226] *** DEADLOCK *** [ 47.169937][ T226] [ 47.171636][ T226] 2 locks held by kworker/0:1H/226: [ 47.172769][ T226] #0: ffff0000c67cb138 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 [ 47.175106][ T226] #1: ffff80001f227c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 47.177617][ T226] [ 47.177617][ T226] stack backtrace: [ 47.178925][ T226] CPU: 0 PID: 226 Comm: kworker/0:1H Not tainted 5.15.173-syzkaller #0 [ 47.180581][ T226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.182860][ T226] Workqueue: glock_workqueue glock_work_func [ 47.184332][ T226] Call trace: [ 47.185029][ T226] dump_backtrace+0x0/0x530 [ 47.186078][ T226] show_stack+0x2c/0x3c [ 47.186940][ T226] dump_stack_lvl+0x108/0x170 [ 47.188020][ T226] dump_stack+0x1c/0x58 [ 47.188890][ T226] print_circular_bug+0x150/0x1b8 [ 47.190031][ T226] check_noncircular+0x2cc/0x378 [ 47.191095][ T226] __lock_acquire+0x32d4/0x7638 [ 47.192187][ T226] lock_acquire+0x240/0x77c [ 47.193137][ T226] down_write+0xbc/0x12c [ 47.194010][ T226] freeze_super+0x5c/0x388 [ 47.194939][ T226] freeze_go_sync+0x128/0x31c [ 47.195977][ T226] do_xmote+0x304/0x1054 [ 47.196933][ T226] run_queue+0x3f8/0x6bc [ 47.197964][ T226] glock_work_func+0x27c/0x470 [ 47.198995][ T226] process_one_work+0x790/0x11b8 [ 47.200094][ T226] worker_thread+0x910/0x1034 [ 47.201219][ T226] kthread+0x37c/0x45c [ 47.202022][ T226] ret_from_fork+0x10/0x20 executing program [ 47.284563][ T4036] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.286319][ T4036] CPU: 1 PID: 4036 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 47.288096][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.290281][ T4036] Call trace: [ 47.290952][ T4036] dump_backtrace+0x0/0x530 [ 47.291978][ T4036] show_stack+0x2c/0x3c [ 47.292951][ T4036] dump_stack_lvl+0x108/0x170 [ 47.293957][ T4036] dump_stack+0x1c/0x58 [ 47.294922][ T4036] sysfs_create_dir_ns+0x278/0x318 [ 47.295962][ T4036] kobject_add_internal+0x384/0x8f0 [ 47.297066][ T4036] kobject_init_and_add+0x130/0x1a0 [ 47.298222][ T4036] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.299246][ T4036] gfs2_fill_super+0xe10/0x2010 [ 47.300271][ T4036] get_tree_bdev+0x360/0x54c [ 47.301170][ T4036] gfs2_get_tree+0x54/0x1b4 [ 47.302138][ T4036] vfs_get_tree+0x90/0x274 [ 47.303251][ T4036] do_new_mount+0x278/0x8fc [ 47.304303][ T4036] path_mount+0x594/0x101c [ 47.305312][ T4036] __arm64_sys_mount+0x510/0x5e0 [ 47.306429][ T4036] invoke_syscall+0x98/0x2b8 [ 47.307368][ T4036] el0_svc_common+0x138/0x258 [ 47.308533][ T4036] do_el0_svc+0x58/0x14c [ 47.309534][ T4036] el0_svc+0x7c/0x1f0 [ 47.310407][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 47.311547][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 47.354654][ T4036] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.357498][ T4036] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 47.512118][ T4039] loop1: detected capacity change from 0 to 32768 [ 47.574274][ T4039] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.575863][ T4039] CPU: 0 PID: 4039 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 47.577874][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.580143][ T4039] Call trace: [ 47.580905][ T4039] dump_backtrace+0x0/0x530 [ 47.581937][ T4039] show_stack+0x2c/0x3c [ 47.582894][ T4039] dump_stack_lvl+0x108/0x170 [ 47.583868][ T4039] dump_stack+0x1c/0x58 [ 47.584796][ T4039] sysfs_create_dir_ns+0x278/0x318 [ 47.585924][ T4039] kobject_add_internal+0x384/0x8f0 [ 47.587102][ T4039] kobject_init_and_add+0x130/0x1a0 [ 47.588256][ T4039] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.589340][ T4039] gfs2_fill_super+0xe10/0x2010 [ 47.590404][ T4039] get_tree_bdev+0x360/0x54c [ 47.591505][ T4039] gfs2_get_tree+0x54/0x1b4 [ 47.592473][ T4039] vfs_get_tree+0x90/0x274 [ 47.593437][ T4039] do_new_mount+0x278/0x8fc [ 47.594454][ T4039] path_mount+0x594/0x101c [ 47.595501][ T4039] __arm64_sys_mount+0x510/0x5e0 [ 47.596655][ T4039] invoke_syscall+0x98/0x2b8 [ 47.597756][ T4039] el0_svc_common+0x138/0x258 [ 47.598850][ T4039] do_el0_svc+0x58/0x14c [ 47.599859][ T4039] el0_svc+0x7c/0x1f0 [ 47.600787][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 47.601904][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 47.633921][ T4039] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.637097][ T4039] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.669704][ T4041] loop4: detected capacity change from 0 to 32768 [ 47.681970][ T4040] loop3: detected capacity change from 0 to 32768 [ 47.725219][ T4040] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.726892][ T4040] CPU: 1 PID: 4040 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 47.729062][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.731194][ T4040] Call trace: [ 47.731826][ T4040] dump_backtrace+0x0/0x530 [ 47.732740][ T4040] show_stack+0x2c/0x3c [ 47.733622][ T4040] dump_stack_lvl+0x108/0x170 [ 47.734595][ T4040] dump_stack+0x1c/0x58 [ 47.735505][ T4040] sysfs_create_dir_ns+0x278/0x318 [ 47.736776][ T4040] kobject_add_internal+0x384/0x8f0 [ 47.737929][ T4040] kobject_init_and_add+0x130/0x1a0 [ 47.739184][ T4040] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.740399][ T4040] gfs2_fill_super+0xe10/0x2010 [ 47.741418][ T4040] get_tree_bdev+0x360/0x54c [ 47.742369][ T4040] gfs2_get_tree+0x54/0x1b4 [ 47.743431][ T4040] vfs_get_tree+0x90/0x274 [ 47.744440][ T4040] do_new_mount+0x278/0x8fc [ 47.745319][ T4040] path_mount+0x594/0x101c [ 47.746267][ T4040] __arm64_sys_mount+0x510/0x5e0 [ 47.747357][ T4040] invoke_syscall+0x98/0x2b8 [ 47.748347][ T4040] el0_svc_common+0x138/0x258 [ 47.749421][ T4040] do_el0_svc+0x58/0x14c [ 47.750338][ T4040] el0_svc+0x7c/0x1f0 [ 47.751172][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 47.752529][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 47.755864][ T4040] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.758787][ T4040] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.774003][ T4041] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.775696][ T4041] CPU: 1 PID: 4041 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 47.777499][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.779591][ T4041] Call trace: [ 47.780233][ T4041] dump_backtrace+0x0/0x530 [ 47.781233][ T4041] show_stack+0x2c/0x3c [ 47.782252][ T4041] dump_stack_lvl+0x108/0x170 [ 47.783221][ T4041] dump_stack+0x1c/0x58 [ 47.784064][ T4041] sysfs_create_dir_ns+0x278/0x318 [ 47.785230][ T4041] kobject_add_internal+0x384/0x8f0 [ 47.786371][ T4041] kobject_init_and_add+0x130/0x1a0 [ 47.787537][ T4041] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.788612][ T4041] gfs2_fill_super+0xe10/0x2010 [ 47.789723][ T4041] get_tree_bdev+0x360/0x54c [ 47.790746][ T4041] gfs2_get_tree+0x54/0x1b4 [ 47.791845][ T4041] vfs_get_tree+0x90/0x274 [ 47.792764][ T4041] do_new_mount+0x278/0x8fc [ 47.793014][ T4036] loop2: detected capacity change from 0 to 32768 [ 47.793790][ T4041] path_mount+0x594/0x101c [ 47.793804][ T4041] __arm64_sys_mount+0x510/0x5e0 [ 47.793814][ T4041] invoke_syscall+0x98/0x2b8 [ 47.793826][ T4041] el0_svc_common+0x138/0x258 [ 47.793836][ T4041] do_el0_svc+0x58/0x14c [ 47.793846][ T4041] el0_svc+0x7c/0x1f0 [ 47.793856][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 47.793865][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 47.805464][ T4041] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.808341][ T4041] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.844602][ T4036] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.846514][ T4036] CPU: 0 PID: 4036 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 47.848502][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.850731][ T4036] Call trace: [ 47.851471][ T4036] dump_backtrace+0x0/0x530 [ 47.852462][ T4036] show_stack+0x2c/0x3c [ 47.853316][ T4036] dump_stack_lvl+0x108/0x170 [ 47.854384][ T4036] dump_stack+0x1c/0x58 [ 47.855301][ T4036] sysfs_create_dir_ns+0x278/0x318 [ 47.856592][ T4036] kobject_add_internal+0x384/0x8f0 [ 47.857835][ T4036] kobject_init_and_add+0x130/0x1a0 [ 47.858970][ T4036] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.859934][ T4036] gfs2_fill_super+0xe10/0x2010 [ 47.860961][ T4036] get_tree_bdev+0x360/0x54c [ 47.861902][ T4036] gfs2_get_tree+0x54/0x1b4 [ 47.862932][ T4036] vfs_get_tree+0x90/0x274 [ 47.863836][ T4036] do_new_mount+0x278/0x8fc [ 47.864815][ T4036] path_mount+0x594/0x101c [ 47.865955][ T4036] __arm64_sys_mount+0x510/0x5e0 [ 47.867077][ T4036] invoke_syscall+0x98/0x2b8 [ 47.868141][ T4036] el0_svc_common+0x138/0x258 [ 47.869205][ T4036] do_el0_svc+0x58/0x14c [ 47.870348][ T4036] el0_svc+0x7c/0x1f0 [ 47.871183][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 47.872258][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 47.873456][ T4036] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.876475][ T4036] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.027677][ T4039] loop1: detected capacity change from 0 to 32768 [ 48.043428][ T4039] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.045863][ T4039] CPU: 0 PID: 4039 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 48.047830][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.050101][ T4039] Call trace: [ 48.050768][ T4039] dump_backtrace+0x0/0x530 [ 48.051723][ T4039] show_stack+0x2c/0x3c [ 48.052738][ T4039] dump_stack_lvl+0x108/0x170 [ 48.053833][ T4039] dump_stack+0x1c/0x58 [ 48.054794][ T4039] sysfs_create_dir_ns+0x278/0x318 [ 48.055867][ T4039] kobject_add_internal+0x384/0x8f0 [ 48.057029][ T4039] kobject_init_and_add+0x130/0x1a0 [ 48.058075][ T4039] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.059164][ T4039] gfs2_fill_super+0xe10/0x2010 [ 48.060289][ T4039] get_tree_bdev+0x360/0x54c [ 48.061247][ T4039] gfs2_get_tree+0x54/0x1b4 [ 48.062204][ T4039] vfs_get_tree+0x90/0x274 [ 48.063100][ T4039] do_new_mount+0x278/0x8fc [ 48.064073][ T4039] path_mount+0x594/0x101c [ 48.065064][ T4039] __arm64_sys_mount+0x510/0x5e0 [ 48.066193][ T4039] invoke_syscall+0x98/0x2b8 [ 48.067170][ T4039] el0_svc_common+0x138/0x258 [ 48.068185][ T4039] do_el0_svc+0x58/0x14c [ 48.069084][ T4039] el0_svc+0x7c/0x1f0 [ 48.069929][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 48.071006][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 48.103935][ T4039] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.106815][ T4039] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 48.254439][ T4041] loop4: detected capacity change from 0 to 32768 [ 48.276432][ T4041] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.277966][ T4041] CPU: 1 PID: 4041 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 48.279730][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.281883][ T4041] Call trace: [ 48.282535][ T4041] dump_backtrace+0x0/0x530 [ 48.283538][ T4041] show_stack+0x2c/0x3c [ 48.284416][ T4041] dump_stack_lvl+0x108/0x170 [ 48.285379][ T4041] dump_stack+0x1c/0x58 [ 48.286338][ T4041] sysfs_create_dir_ns+0x278/0x318 [ 48.287441][ T4041] kobject_add_internal+0x384/0x8f0 [ 48.288611][ T4041] kobject_init_and_add+0x130/0x1a0 [ 48.289660][ T4041] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.290708][ T4041] gfs2_fill_super+0xe10/0x2010 [ 48.291639][ T4041] get_tree_bdev+0x360/0x54c [ 48.292605][ T4041] gfs2_get_tree+0x54/0x1b4 [ 48.293533][ T4041] vfs_get_tree+0x90/0x274 [ 48.294443][ T4041] do_new_mount+0x278/0x8fc [ 48.295387][ T4041] path_mount+0x594/0x101c [ 48.296410][ T4041] __arm64_sys_mount+0x510/0x5e0 [ 48.297518][ T4041] invoke_syscall+0x98/0x2b8 [ 48.298557][ T4041] el0_svc_common+0x138/0x258 [ 48.299539][ T4041] do_el0_svc+0x58/0x14c [ 48.300381][ T4041] el0_svc+0x7c/0x1f0 [ 48.301186][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 48.302192][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 48.321640][ T4041] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.325034][ T4041] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 48.354087][ T4040] loop3: detected capacity change from 0 to 32768 [ 48.432596][ T4042] loop2: detected capacity change from 0 to 32768 [ 48.443476][ T4040] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.445300][ T4040] CPU: 0 PID: 4040 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 48.446953][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.449081][ T4040] Call trace: [ 48.449839][ T4040] dump_backtrace+0x0/0x530 [ 48.450780][ T4040] show_stack+0x2c/0x3c [ 48.451660][ T4040] dump_stack_lvl+0x108/0x170 [ 48.452589][ T4040] dump_stack+0x1c/0x58 [ 48.453388][ T4040] sysfs_create_dir_ns+0x278/0x318 [ 48.454513][ T4040] kobject_add_internal+0x384/0x8f0 [ 48.455652][ T4040] kobject_init_and_add+0x130/0x1a0 [ 48.456691][ T4040] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.457742][ T4040] gfs2_fill_super+0xe10/0x2010 [ 48.458795][ T4040] get_tree_bdev+0x360/0x54c [ 48.459733][ T4040] gfs2_get_tree+0x54/0x1b4 [ 48.460712][ T4040] vfs_get_tree+0x90/0x274 [ 48.461662][ T4040] do_new_mount+0x278/0x8fc [ 48.462568][ T4040] path_mount+0x594/0x101c [ 48.463484][ T4040] __arm64_sys_mount+0x510/0x5e0 [ 48.464517][ T4040] invoke_syscall+0x98/0x2b8 [ 48.465504][ T4040] el0_svc_common+0x138/0x258 [ 48.466439][ T4040] do_el0_svc+0x58/0x14c [ 48.467283][ T4040] el0_svc+0x7c/0x1f0 [ 48.468137][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 48.469129][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 48.486173][ T4040] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.488960][ T4040] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 48.567140][ T4042] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.568714][ T4042] CPU: 1 PID: 4042 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 48.570361][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.572348][ T4042] Call trace: [ 48.573017][ T4042] dump_backtrace+0x0/0x530 [ 48.574162][ T4042] show_stack+0x2c/0x3c [ 48.575013][ T4042] dump_stack_lvl+0x108/0x170 [ 48.576059][ T4042] dump_stack+0x1c/0x58 [ 48.576919][ T4042] sysfs_create_dir_ns+0x278/0x318 [ 48.578065][ T4042] kobject_add_internal+0x384/0x8f0 [ 48.579155][ T4042] kobject_init_and_add+0x130/0x1a0 [ 48.580295][ T4042] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.581208][ T4042] gfs2_fill_super+0xe10/0x2010 [ 48.582243][ T4042] get_tree_bdev+0x360/0x54c [ 48.583242][ T4042] gfs2_get_tree+0x54/0x1b4 [ 48.584126][ T4042] vfs_get_tree+0x90/0x274 [ 48.585078][ T4042] do_new_mount+0x278/0x8fc [ 48.586154][ T4042] path_mount+0x594/0x101c [ 48.587118][ T4042] __arm64_sys_mount+0x510/0x5e0 [ 48.588060][ T4042] invoke_syscall+0x98/0x2b8 [ 48.588992][ T4042] el0_svc_common+0x138/0x258 [ 48.590045][ T4042] do_el0_svc+0x58/0x14c [ 48.590989][ T4042] el0_svc+0x7c/0x1f0 [ 48.591738][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 48.592702][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 48.600653][ T4043] loop1: detected capacity change from 0 to 32768 [ 48.667230][ T4043] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.668774][ T4044] loop4: detected capacity change from 0 to 32768 [ 48.668912][ T4043] CPU: 1 PID: 4043 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 48.670522][ T4042] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.672042][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.675164][ T4042] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.677151][ T4043] Call trace: [ 48.679213][ T4043] dump_backtrace+0x0/0x530 [ 48.680140][ T4043] show_stack+0x2c/0x3c [ 48.680962][ T4043] dump_stack_lvl+0x108/0x170 [ 48.681935][ T4043] dump_stack+0x1c/0x58 [ 48.682951][ T4043] sysfs_create_dir_ns+0x278/0x318 [ 48.684120][ T4043] kobject_add_internal+0x384/0x8f0 [ 48.685087][ T4043] kobject_init_and_add+0x130/0x1a0 [ 48.686282][ T4043] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.687324][ T4043] gfs2_fill_super+0xe10/0x2010 [ 48.688361][ T4043] get_tree_bdev+0x360/0x54c [ 48.689309][ T4043] gfs2_get_tree+0x54/0x1b4 [ 48.690240][ T4043] vfs_get_tree+0x90/0x274 [ 48.691227][ T4043] do_new_mount+0x278/0x8fc [ 48.692262][ T4043] path_mount+0x594/0x101c [ 48.693242][ T4043] __arm64_sys_mount+0x510/0x5e0 [ 48.694335][ T4043] invoke_syscall+0x98/0x2b8 [ 48.695301][ T4043] el0_svc_common+0x138/0x258 [ 48.696221][ T4043] do_el0_svc+0x58/0x14c [ 48.697047][ T4043] el0_svc+0x7c/0x1f0 [ 48.697949][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 48.699024][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 48.706888][ T4043] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.709447][ T4043] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 48.769831][ T4044] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.771457][ T4044] CPU: 0 PID: 4044 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 48.773201][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.775324][ T4044] Call trace: [ 48.776111][ T4044] dump_backtrace+0x0/0x530 [ 48.777045][ T4044] show_stack+0x2c/0x3c [ 48.777906][ T4044] dump_stack_lvl+0x108/0x170 [ 48.778860][ T4044] dump_stack+0x1c/0x58 [ 48.779870][ T4044] sysfs_create_dir_ns+0x278/0x318 [ 48.780999][ T4044] kobject_add_internal+0x384/0x8f0 [ 48.782025][ T4044] kobject_init_and_add+0x130/0x1a0 [ 48.783166][ T4044] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.784222][ T4044] gfs2_fill_super+0xe10/0x2010 [ 48.785289][ T4044] get_tree_bdev+0x360/0x54c [ 48.786417][ T4044] gfs2_get_tree+0x54/0x1b4 [ 48.787277][ T4044] vfs_get_tree+0x90/0x274 [ 48.788228][ T4044] do_new_mount+0x278/0x8fc [ 48.789118][ T4044] path_mount+0x594/0x101c [ 48.789997][ T4044] __arm64_sys_mount+0x510/0x5e0 [ 48.791127][ T4044] invoke_syscall+0x98/0x2b8 [ 48.792174][ T4044] el0_svc_common+0x138/0x258 [ 48.793177][ T4044] do_el0_svc+0x58/0x14c [ 48.794048][ T4044] el0_svc+0x7c/0x1f0 [ 48.794891][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 48.796110][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 48.799105][ T4044] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.801914][ T4044] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.946022][ T4046] loop3: detected capacity change from 0 to 32768 [ 48.994340][ T4046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.996289][ T4046] CPU: 1 PID: 4046 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 48.997998][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.000097][ T4046] Call trace: [ 49.000818][ T4046] dump_backtrace+0x0/0x530 [ 49.001739][ T4046] show_stack+0x2c/0x3c [ 49.002631][ T4046] dump_stack_lvl+0x108/0x170 [ 49.003620][ T4046] dump_stack+0x1c/0x58 [ 49.004629][ T4046] sysfs_create_dir_ns+0x278/0x318 [ 49.005691][ T4046] kobject_add_internal+0x384/0x8f0 [ 49.006842][ T4046] kobject_init_and_add+0x130/0x1a0 [ 49.007971][ T4046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.008843][ T4046] gfs2_fill_super+0xe10/0x2010 [ 49.009890][ T4046] get_tree_bdev+0x360/0x54c [ 49.010899][ T4046] gfs2_get_tree+0x54/0x1b4 [ 49.011822][ T4046] vfs_get_tree+0x90/0x274 [ 49.012881][ T4046] do_new_mount+0x278/0x8fc [ 49.013859][ T4046] path_mount+0x594/0x101c [ 49.014803][ T4046] __arm64_sys_mount+0x510/0x5e0 [ 49.015867][ T4046] invoke_syscall+0x98/0x2b8 [ 49.016936][ T4046] el0_svc_common+0x138/0x258 [ 49.017940][ T4046] do_el0_svc+0x58/0x14c [ 49.018864][ T4046] el0_svc+0x7c/0x1f0 [ 49.019687][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 49.020883][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 49.062314][ T4046] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.065294][ T4046] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.190808][ T4043] loop1: detected capacity change from 0 to 32768 [ 49.271660][ T4043] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.272975][ T4042] loop2: detected capacity change from 0 to 32768 [ 49.273272][ T4043] CPU: 1 PID: 4043 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 49.276349][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.278587][ T4043] Call trace: [ 49.279348][ T4043] dump_backtrace+0x0/0x530 [ 49.280318][ T4043] show_stack+0x2c/0x3c [ 49.281353][ T4043] dump_stack_lvl+0x108/0x170 [ 49.282625][ T4043] dump_stack+0x1c/0x58 [ 49.283545][ T4043] sysfs_create_dir_ns+0x278/0x318 [ 49.284654][ T4043] kobject_add_internal+0x384/0x8f0 [ 49.285710][ T4043] kobject_init_and_add+0x130/0x1a0 [ 49.286737][ T4043] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.287698][ T4043] gfs2_fill_super+0xe10/0x2010 [ 49.288854][ T4043] get_tree_bdev+0x360/0x54c [ 49.289829][ T4043] gfs2_get_tree+0x54/0x1b4 [ 49.290725][ T4043] vfs_get_tree+0x90/0x274 [ 49.291674][ T4043] do_new_mount+0x278/0x8fc [ 49.292658][ T4043] path_mount+0x594/0x101c [ 49.293593][ T4043] __arm64_sys_mount+0x510/0x5e0 [ 49.294660][ T4044] loop4: detected capacity change from 0 to 32768 [ 49.294678][ T4043] invoke_syscall+0x98/0x2b8 [ 49.297145][ T4043] el0_svc_common+0x138/0x258 [ 49.298155][ T4043] do_el0_svc+0x58/0x14c [ 49.299021][ T4043] el0_svc+0x7c/0x1f0 [ 49.299870][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 49.301002][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 49.316923][ T4043] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.319849][ T4043] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.334928][ T4044] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.336603][ T4044] CPU: 0 PID: 4044 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 49.338300][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.340344][ T4044] Call trace: [ 49.341023][ T4044] dump_backtrace+0x0/0x530 [ 49.341904][ T4044] show_stack+0x2c/0x3c [ 49.342730][ T4044] dump_stack_lvl+0x108/0x170 [ 49.343645][ T4044] dump_stack+0x1c/0x58 [ 49.344552][ T4044] sysfs_create_dir_ns+0x278/0x318 [ 49.345632][ T4044] kobject_add_internal+0x384/0x8f0 [ 49.346713][ T4044] kobject_init_and_add+0x130/0x1a0 [ 49.347745][ T4044] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.348794][ T4044] gfs2_fill_super+0xe10/0x2010 [ 49.349830][ T4044] get_tree_bdev+0x360/0x54c [ 49.350713][ T4044] gfs2_get_tree+0x54/0x1b4 [ 49.351691][ T4044] vfs_get_tree+0x90/0x274 [ 49.352606][ T4044] do_new_mount+0x278/0x8fc [ 49.353643][ T4044] path_mount+0x594/0x101c [ 49.354549][ T4044] __arm64_sys_mount+0x510/0x5e0 [ 49.355606][ T4044] invoke_syscall+0x98/0x2b8 [ 49.356684][ T4044] el0_svc_common+0x138/0x258 [ 49.357640][ T4044] do_el0_svc+0x58/0x14c [ 49.358528][ T4044] el0_svc+0x7c/0x1f0 [ 49.359337][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 49.360422][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 49.363376][ T4044] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.366369][ T4044] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.384296][ T4042] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.385919][ T4042] CPU: 0 PID: 4042 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 49.387756][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.389725][ T4042] Call trace: [ 49.390445][ T4042] dump_backtrace+0x0/0x530 [ 49.391360][ T4042] show_stack+0x2c/0x3c [ 49.392210][ T4042] dump_stack_lvl+0x108/0x170 [ 49.393176][ T4042] dump_stack+0x1c/0x58 [ 49.394130][ T4042] sysfs_create_dir_ns+0x278/0x318 [ 49.395195][ T4042] kobject_add_internal+0x384/0x8f0 [ 49.396261][ T4042] kobject_init_and_add+0x130/0x1a0 [ 49.397479][ T4042] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.398469][ T4042] gfs2_fill_super+0xe10/0x2010 [ 49.399482][ T4042] get_tree_bdev+0x360/0x54c [ 49.400427][ T4042] gfs2_get_tree+0x54/0x1b4 [ 49.401410][ T4042] vfs_get_tree+0x90/0x274 [ 49.402489][ T4042] do_new_mount+0x278/0x8fc [ 49.403024][ T4046] loop3: detected capacity change from 0 to 32768 [ 49.403393][ T4042] path_mount+0x594/0x101c [ 49.405601][ T4042] __arm64_sys_mount+0x510/0x5e0 [ 49.406592][ T4042] invoke_syscall+0x98/0x2b8 [ 49.407451][ T4042] el0_svc_common+0x138/0x258 [ 49.408401][ T4042] do_el0_svc+0x58/0x14c [ 49.409332][ T4042] el0_svc+0x7c/0x1f0 [ 49.410162][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 49.411211][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 49.414584][ T4042] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.417251][ T4042] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.434891][ T4046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.436505][ T4046] CPU: 1 PID: 4046 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 49.438285][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.440425][ T4046] Call trace: [ 49.441072][ T4046] dump_backtrace+0x0/0x530 [ 49.441962][ T4046] show_stack+0x2c/0x3c [ 49.442853][ T4046] dump_stack_lvl+0x108/0x170 [ 49.443788][ T4046] dump_stack+0x1c/0x58 [ 49.444612][ T4046] sysfs_create_dir_ns+0x278/0x318 [ 49.445657][ T4046] kobject_add_internal+0x384/0x8f0 [ 49.446688][ T4046] kobject_init_and_add+0x130/0x1a0 [ 49.447730][ T4046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.448696][ T4046] gfs2_fill_super+0xe10/0x2010 [ 49.449660][ T4046] get_tree_bdev+0x360/0x54c [ 49.450586][ T4046] gfs2_get_tree+0x54/0x1b4 [ 49.451470][ T4046] vfs_get_tree+0x90/0x274 [ 49.452393][ T4046] do_new_mount+0x278/0x8fc [ 49.453362][ T4046] path_mount+0x594/0x101c [ 49.454240][ T4046] __arm64_sys_mount+0x510/0x5e0 [ 49.455236][ T4046] invoke_syscall+0x98/0x2b8 [ 49.456127][ T4046] el0_svc_common+0x138/0x258 [ 49.457049][ T4046] do_el0_svc+0x58/0x14c [ 49.457900][ T4046] el0_svc+0x7c/0x1f0 [ 49.458706][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 49.459766][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 49.461224][ T4046] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.463717][ T4046] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program executing program [ 49.769399][ T4047] loop1: detected capacity change from 0 to 32768 [ 49.855148][ T4047] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.856879][ T4047] CPU: 0 PID: 4047 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 49.858724][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.860703][ T4047] Call trace: [ 49.861448][ T4047] dump_backtrace+0x0/0x530 [ 49.862339][ T4047] show_stack+0x2c/0x3c [ 49.863157][ T4047] dump_stack_lvl+0x108/0x170 [ 49.864163][ T4047] dump_stack+0x1c/0x58 [ 49.864994][ T4047] sysfs_create_dir_ns+0x278/0x318 [ 49.866068][ T4047] kobject_add_internal+0x384/0x8f0 [ 49.867179][ T4047] kobject_init_and_add+0x130/0x1a0 [ 49.868209][ T4047] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.869272][ T4047] gfs2_fill_super+0xe10/0x2010 [ 49.870283][ T4047] get_tree_bdev+0x360/0x54c [ 49.871279][ T4047] gfs2_get_tree+0x54/0x1b4 [ 49.872250][ T4047] vfs_get_tree+0x90/0x274 [ 49.873204][ T4047] do_new_mount+0x278/0x8fc [ 49.874227][ T4047] path_mount+0x594/0x101c [ 49.875196][ T4047] __arm64_sys_mount+0x510/0x5e0 [ 49.876271][ T4047] invoke_syscall+0x98/0x2b8 [ 49.877208][ T4047] el0_svc_common+0x138/0x258 [ 49.878238][ T4047] do_el0_svc+0x58/0x14c [ 49.879220][ T4047] el0_svc+0x7c/0x1f0 [ 49.880075][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 49.881097][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 49.913891][ T4047] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.917011][ T4047] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.936685][ T4048] loop3: detected capacity change from 0 to 32768 [ 49.945888][ T4048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.947535][ T4048] CPU: 0 PID: 4048 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 49.949227][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.951224][ T4048] Call trace: [ 49.951874][ T4048] dump_backtrace+0x0/0x530 [ 49.952919][ T4048] show_stack+0x2c/0x3c [ 49.953724][ T4048] dump_stack_lvl+0x108/0x170 [ 49.954679][ T4048] dump_stack+0x1c/0x58 [ 49.955456][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 49.956484][ T4048] kobject_add_internal+0x384/0x8f0 [ 49.957558][ T4048] kobject_init_and_add+0x130/0x1a0 [ 49.958666][ T4048] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.959683][ T4048] gfs2_fill_super+0xe10/0x2010 [ 49.960684][ T4048] get_tree_bdev+0x360/0x54c [ 49.961637][ T4048] gfs2_get_tree+0x54/0x1b4 [ 49.962572][ T4048] vfs_get_tree+0x90/0x274 [ 49.963613][ T4048] do_new_mount+0x278/0x8fc [ 49.964479][ T4048] path_mount+0x594/0x101c [ 49.965372][ T4048] __arm64_sys_mount+0x510/0x5e0 [ 49.966419][ T4048] invoke_syscall+0x98/0x2b8 [ 49.967359][ T4048] el0_svc_common+0x138/0x258 [ 49.968376][ T4048] do_el0_svc+0x58/0x14c [ 49.969249][ T4048] el0_svc+0x7c/0x1f0 [ 49.970052][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 49.971193][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 49.999556][ T4049] loop4: detected capacity change from 0 to 32768 [ 50.004222][ T4048] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.007228][ T4048] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.032546][ T4050] loop2: detected capacity change from 0 to 32768 [ 50.047259][ T4049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.049123][ T4049] CPU: 0 PID: 4049 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 50.051027][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.053318][ T4049] Call trace: [ 50.054039][ T4049] dump_backtrace+0x0/0x530 [ 50.054964][ T4049] show_stack+0x2c/0x3c [ 50.055875][ T4049] dump_stack_lvl+0x108/0x170 [ 50.056878][ T4049] dump_stack+0x1c/0x58 [ 50.057782][ T4049] sysfs_create_dir_ns+0x278/0x318 [ 50.058885][ T4049] kobject_add_internal+0x384/0x8f0 [ 50.059970][ T4049] kobject_init_and_add+0x130/0x1a0 [ 50.061052][ T4049] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.062014][ T4049] gfs2_fill_super+0xe10/0x2010 [ 50.063032][ T4049] get_tree_bdev+0x360/0x54c [ 50.064043][ T4049] gfs2_get_tree+0x54/0x1b4 [ 50.065019][ T4049] vfs_get_tree+0x90/0x274 [ 50.066026][ T4049] do_new_mount+0x278/0x8fc [ 50.066960][ T4049] path_mount+0x594/0x101c [ 50.067910][ T4049] __arm64_sys_mount+0x510/0x5e0 [ 50.068964][ T4049] invoke_syscall+0x98/0x2b8 [ 50.070040][ T4049] el0_svc_common+0x138/0x258 [ 50.071063][ T4049] do_el0_svc+0x58/0x14c [ 50.071963][ T4049] el0_svc+0x7c/0x1f0 [ 50.072826][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 50.073872][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 50.080784][ T4049] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.083792][ T4049] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.130096][ T4050] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.131781][ T4050] CPU: 0 PID: 4050 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 50.133534][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.135667][ T4050] Call trace: [ 50.136346][ T4050] dump_backtrace+0x0/0x530 [ 50.137394][ T4050] show_stack+0x2c/0x3c [ 50.138319][ T4050] dump_stack_lvl+0x108/0x170 [ 50.139340][ T4050] dump_stack+0x1c/0x58 [ 50.140303][ T4050] sysfs_create_dir_ns+0x278/0x318 [ 50.141348][ T4050] kobject_add_internal+0x384/0x8f0 [ 50.142417][ T4050] kobject_init_and_add+0x130/0x1a0 [ 50.143472][ T4050] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.144401][ T4050] gfs2_fill_super+0xe10/0x2010 [ 50.145358][ T4050] get_tree_bdev+0x360/0x54c [ 50.146306][ T4050] gfs2_get_tree+0x54/0x1b4 [ 50.147235][ T4050] vfs_get_tree+0x90/0x274 [ 50.148153][ T4050] do_new_mount+0x278/0x8fc [ 50.149081][ T4050] path_mount+0x594/0x101c [ 50.149989][ T4050] __arm64_sys_mount+0x510/0x5e0 [ 50.151073][ T4050] invoke_syscall+0x98/0x2b8 [ 50.152026][ T4050] el0_svc_common+0x138/0x258 [ 50.153025][ T4050] do_el0_svc+0x58/0x14c [ 50.153921][ T4050] el0_svc+0x7c/0x1f0 [ 50.154780][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 50.155772][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 50.193682][ T4050] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.196596][ T4050] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.338181][ T4047] loop1: detected capacity change from 0 to 32768 [ 50.399848][ T4047] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.401501][ T4047] CPU: 1 PID: 4047 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 50.403320][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.405403][ T4047] Call trace: [ 50.406081][ T4047] dump_backtrace+0x0/0x530 [ 50.407081][ T4047] show_stack+0x2c/0x3c [ 50.407883][ T4047] dump_stack_lvl+0x108/0x170 [ 50.408882][ T4047] dump_stack+0x1c/0x58 [ 50.409722][ T4047] sysfs_create_dir_ns+0x278/0x318 [ 50.410777][ T4047] kobject_add_internal+0x384/0x8f0 [ 50.411916][ T4047] kobject_init_and_add+0x130/0x1a0 [ 50.412976][ T4047] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.413917][ T4047] gfs2_fill_super+0xe10/0x2010 [ 50.414956][ T4047] get_tree_bdev+0x360/0x54c [ 50.415950][ T4047] gfs2_get_tree+0x54/0x1b4 [ 50.416896][ T4047] vfs_get_tree+0x90/0x274 [ 50.417854][ T4047] do_new_mount+0x278/0x8fc [ 50.418900][ T4047] path_mount+0x594/0x101c [ 50.419927][ T4047] __arm64_sys_mount+0x510/0x5e0 [ 50.421031][ T4047] invoke_syscall+0x98/0x2b8 [ 50.421958][ T4047] el0_svc_common+0x138/0x258 [ 50.422896][ T4047] do_el0_svc+0x58/0x14c [ 50.423772][ T4047] el0_svc+0x7c/0x1f0 [ 50.424566][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 50.425691][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 50.473873][ T4047] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.476883][ T4047] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.486189][ T4048] loop3: detected capacity change from 0 to 32768 [ 50.524806][ T4050] loop2: detected capacity change from 0 to 32768 [ 50.579005][ T4050] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.580675][ T4050] CPU: 0 PID: 4050 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 50.582507][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.584661][ T4050] Call trace: [ 50.585369][ T4050] dump_backtrace+0x0/0x530 [ 50.585593][ T4049] loop4: detected capacity change from 0 to 32768 [ 50.586294][ T4050] show_stack+0x2c/0x3c [ 50.588554][ T4050] dump_stack_lvl+0x108/0x170 [ 50.589484][ T4050] dump_stack+0x1c/0x58 [ 50.590461][ T4050] sysfs_create_dir_ns+0x278/0x318 [ 50.591510][ T4050] kobject_add_internal+0x384/0x8f0 [ 50.592634][ T4050] kobject_init_and_add+0x130/0x1a0 [ 50.593791][ T4050] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.594757][ T4050] gfs2_fill_super+0xe10/0x2010 [ 50.595703][ T4050] get_tree_bdev+0x360/0x54c [ 50.596718][ T4050] gfs2_get_tree+0x54/0x1b4 [ 50.597794][ T4050] vfs_get_tree+0x90/0x274 [ 50.598704][ T4050] do_new_mount+0x278/0x8fc [ 50.599644][ T4050] path_mount+0x594/0x101c [ 50.600656][ T4050] __arm64_sys_mount+0x510/0x5e0 [ 50.601906][ T4050] invoke_syscall+0x98/0x2b8 [ 50.602930][ T4050] el0_svc_common+0x138/0x258 [ 50.603956][ T4050] do_el0_svc+0x58/0x14c [ 50.604882][ T4050] el0_svc+0x7c/0x1f0 [ 50.605703][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 50.606843][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 50.611301][ T4050] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.614132][ T4050] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 50.619188][ T4048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.621110][ T4048] CPU: 0 PID: 4048 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 50.622798][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.624914][ T4048] Call trace: [ 50.625611][ T4048] dump_backtrace+0x0/0x530 [ 50.626561][ T4048] show_stack+0x2c/0x3c [ 50.627419][ T4048] dump_stack_lvl+0x108/0x170 [ 50.628528][ T4048] dump_stack+0x1c/0x58 [ 50.629468][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 50.630573][ T4048] kobject_add_internal+0x384/0x8f0 [ 50.631610][ T4048] kobject_init_and_add+0x130/0x1a0 [ 50.632763][ T4048] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.633751][ T4048] gfs2_fill_super+0xe10/0x2010 [ 50.634694][ T4048] get_tree_bdev+0x360/0x54c [ 50.635673][ T4048] gfs2_get_tree+0x54/0x1b4 [ 50.636654][ T4048] vfs_get_tree+0x90/0x274 [ 50.637576][ T4048] do_new_mount+0x278/0x8fc [ 50.638552][ T4048] path_mount+0x594/0x101c [ 50.639527][ T4048] __arm64_sys_mount+0x510/0x5e0 [ 50.640599][ T4048] invoke_syscall+0x98/0x2b8 [ 50.641489][ T4048] el0_svc_common+0x138/0x258 [ 50.642505][ T4048] do_el0_svc+0x58/0x14c [ 50.643402][ T4048] el0_svc+0x7c/0x1f0 [ 50.644164][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 50.645278][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 50.648634][ T4048] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.651359][ T4048] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.655451][ T4049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.656951][ T4049] CPU: 0 PID: 4049 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 50.658809][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.660957][ T4049] Call trace: [ 50.661617][ T4049] dump_backtrace+0x0/0x530 [ 50.662537][ T4049] show_stack+0x2c/0x3c [ 50.663456][ T4049] dump_stack_lvl+0x108/0x170 [ 50.664442][ T4049] dump_stack+0x1c/0x58 [ 50.665299][ T4049] sysfs_create_dir_ns+0x278/0x318 [ 50.666363][ T4049] kobject_add_internal+0x384/0x8f0 [ 50.667416][ T4049] kobject_init_and_add+0x130/0x1a0 [ 50.668543][ T4049] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.669549][ T4049] gfs2_fill_super+0xe10/0x2010 [ 50.670497][ T4049] get_tree_bdev+0x360/0x54c [ 50.671448][ T4049] gfs2_get_tree+0x54/0x1b4 [ 50.672324][ T4049] vfs_get_tree+0x90/0x274 [ 50.673324][ T4049] do_new_mount+0x278/0x8fc [ 50.674376][ T4049] path_mount+0x594/0x101c [ 50.675260][ T4049] __arm64_sys_mount+0x510/0x5e0 [ 50.676338][ T4049] invoke_syscall+0x98/0x2b8 [ 50.677288][ T4049] el0_svc_common+0x138/0x258 [ 50.678214][ T4049] do_el0_svc+0x58/0x14c [ 50.679038][ T4049] el0_svc+0x7c/0x1f0 [ 50.679911][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 50.680985][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 50.684551][ T4049] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.687236][ T4049] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 50.799525][ T4051] loop1: detected capacity change from 0 to 32768 executing program [ 50.867854][ T4051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.869317][ T4051] CPU: 0 PID: 4051 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 50.871075][ T4051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.873199][ T4051] Call trace: [ 50.873853][ T4051] dump_backtrace+0x0/0x530 [ 50.874797][ T4051] show_stack+0x2c/0x3c [ 50.875670][ T4051] dump_stack_lvl+0x108/0x170 [ 50.876717][ T4051] dump_stack+0x1c/0x58 [ 50.877606][ T4051] sysfs_create_dir_ns+0x278/0x318 [ 50.878709][ T4051] kobject_add_internal+0x384/0x8f0 [ 50.879739][ T4051] kobject_init_and_add+0x130/0x1a0 [ 50.880810][ T4051] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.881714][ T4051] gfs2_fill_super+0xe10/0x2010 [ 50.882824][ T4051] get_tree_bdev+0x360/0x54c [ 50.883749][ T4051] gfs2_get_tree+0x54/0x1b4 [ 50.884745][ T4051] vfs_get_tree+0x90/0x274 [ 50.885656][ T4051] do_new_mount+0x278/0x8fc [ 50.886715][ T4051] path_mount+0x594/0x101c [ 50.887665][ T4051] __arm64_sys_mount+0x510/0x5e0 [ 50.889027][ T4051] invoke_syscall+0x98/0x2b8 [ 50.890077][ T4051] el0_svc_common+0x138/0x258 [ 50.890989][ T4051] do_el0_svc+0x58/0x14c [ 50.891916][ T4051] el0_svc+0x7c/0x1f0 [ 50.892762][ T4051] el0t_64_sync_handler+0x84/0xe4 [ 50.893919][ T4051] el0t_64_sync+0x1a0/0x1a4 [ 50.933890][ T4051] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.936789][ T4051] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 51.049802][ T4052] loop3: detected capacity change from 0 to 32768 [ 51.076420][ T4052] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.078065][ T4052] CPU: 0 PID: 4052 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 51.079775][ T4052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.081728][ T4052] Call trace: [ 51.082418][ T4052] dump_backtrace+0x0/0x530 [ 51.083272][ T4052] show_stack+0x2c/0x3c [ 51.084243][ T4052] dump_stack_lvl+0x108/0x170 [ 51.085297][ T4052] dump_stack+0x1c/0x58 [ 51.086237][ T4052] sysfs_create_dir_ns+0x278/0x318 [ 51.087366][ T4052] kobject_add_internal+0x384/0x8f0 [ 51.088478][ T4052] kobject_init_and_add+0x130/0x1a0 [ 51.089614][ T4052] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.090565][ T4052] gfs2_fill_super+0xe10/0x2010 [ 51.091545][ T4052] get_tree_bdev+0x360/0x54c [ 51.092581][ T4052] gfs2_get_tree+0x54/0x1b4 [ 51.093572][ T4052] vfs_get_tree+0x90/0x274 [ 51.094571][ T4052] do_new_mount+0x278/0x8fc [ 51.095577][ T4052] path_mount+0x594/0x101c [ 51.096531][ T4052] __arm64_sys_mount+0x510/0x5e0 [ 51.097535][ T4052] invoke_syscall+0x98/0x2b8 [ 51.098482][ T4052] el0_svc_common+0x138/0x258 [ 51.099544][ T4052] do_el0_svc+0x58/0x14c [ 51.100650][ T4052] el0_svc+0x7c/0x1f0 [ 51.101426][ T4052] el0t_64_sync_handler+0x84/0xe4 [ 51.102532][ T4052] el0t_64_sync+0x1a0/0x1a4 [ 51.134523][ T4052] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.144295][ T4052] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.299798][ T4054] loop4: detected capacity change from 0 to 32768 [ 51.317866][ T4053] loop2: detected capacity change from 0 to 32768 [ 51.327383][ T4054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.329025][ T4054] CPU: 1 PID: 4054 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 51.330941][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.333017][ T4054] Call trace: [ 51.333632][ T4054] dump_backtrace+0x0/0x530 [ 51.334630][ T4054] show_stack+0x2c/0x3c [ 51.335420][ T4054] dump_stack_lvl+0x108/0x170 [ 51.336368][ T4054] dump_stack+0x1c/0x58 [ 51.337243][ T4054] sysfs_create_dir_ns+0x278/0x318 [ 51.338226][ T4054] kobject_add_internal+0x384/0x8f0 [ 51.339347][ T4054] kobject_init_and_add+0x130/0x1a0 [ 51.340369][ T4054] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.341276][ T4054] gfs2_fill_super+0xe10/0x2010 [ 51.342278][ T4054] get_tree_bdev+0x360/0x54c [ 51.343206][ T4054] gfs2_get_tree+0x54/0x1b4 [ 51.344193][ T4054] vfs_get_tree+0x90/0x274 [ 51.345153][ T4054] do_new_mount+0x278/0x8fc [ 51.346160][ T4054] path_mount+0x594/0x101c [ 51.347153][ T4054] __arm64_sys_mount+0x510/0x5e0 [ 51.348204][ T4054] invoke_syscall+0x98/0x2b8 [ 51.349316][ T4054] el0_svc_common+0x138/0x258 [ 51.350325][ T4054] do_el0_svc+0x58/0x14c [ 51.351266][ T4054] el0_svc+0x7c/0x1f0 [ 51.352212][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 51.353355][ T4054] el0t_64_sync+0x1a0/0x1a4 [ 51.362751][ T4054] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.373927][ T4054] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.375566][ T4053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.377321][ T4053] CPU: 0 PID: 4053 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 51.379017][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.381132][ T4053] Call trace: [ 51.381868][ T4053] dump_backtrace+0x0/0x530 [ 51.382793][ T4053] show_stack+0x2c/0x3c [ 51.383679][ T4053] dump_stack_lvl+0x108/0x170 [ 51.384749][ T4053] dump_stack+0x1c/0x58 [ 51.385618][ T4053] sysfs_create_dir_ns+0x278/0x318 [ 51.386770][ T4053] kobject_add_internal+0x384/0x8f0 [ 51.387868][ T4053] kobject_init_and_add+0x130/0x1a0 [ 51.389004][ T4053] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.390092][ T4053] gfs2_fill_super+0xe10/0x2010 [ 51.391104][ T4053] get_tree_bdev+0x360/0x54c [ 51.391232][ T4051] loop1: detected capacity change from 0 to 32768 [ 51.392227][ T4053] gfs2_get_tree+0x54/0x1b4 [ 51.394432][ T4053] vfs_get_tree+0x90/0x274 [ 51.395377][ T4053] do_new_mount+0x278/0x8fc [ 51.396410][ T4053] path_mount+0x594/0x101c [ 51.397278][ T4053] __arm64_sys_mount+0x510/0x5e0 [ 51.398362][ T4053] invoke_syscall+0x98/0x2b8 [ 51.399338][ T4053] el0_svc_common+0x138/0x258 [ 51.400312][ T4053] do_el0_svc+0x58/0x14c [ 51.401347][ T4053] el0_svc+0x7c/0x1f0 [ 51.402230][ T4053] el0t_64_sync_handler+0x84/0xe4 [ 51.403324][ T4053] el0t_64_sync+0x1a0/0x1a4 [ 51.410551][ T4051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.412060][ T4051] CPU: 1 PID: 4051 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 51.413874][ T4051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.416129][ T4051] Call trace: [ 51.416811][ T4051] dump_backtrace+0x0/0x530 [ 51.417774][ T4051] show_stack+0x2c/0x3c [ 51.418661][ T4051] dump_stack_lvl+0x108/0x170 [ 51.419622][ T4051] dump_stack+0x1c/0x58 [ 51.420576][ T4051] sysfs_create_dir_ns+0x278/0x318 [ 51.421668][ T4051] kobject_add_internal+0x384/0x8f0 [ 51.422771][ T4051] kobject_init_and_add+0x130/0x1a0 [ 51.423919][ T4051] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.424899][ T4051] gfs2_fill_super+0xe10/0x2010 [ 51.425874][ T4051] get_tree_bdev+0x360/0x54c [ 51.426820][ T4051] gfs2_get_tree+0x54/0x1b4 [ 51.427759][ T4051] vfs_get_tree+0x90/0x274 [ 51.428877][ T4051] do_new_mount+0x278/0x8fc [ 51.429854][ T4051] path_mount+0x594/0x101c [ 51.430850][ T4051] __arm64_sys_mount+0x510/0x5e0 [ 51.431991][ T4051] invoke_syscall+0x98/0x2b8 [ 51.432995][ T4051] el0_svc_common+0x138/0x258 [ 51.434028][ T4051] do_el0_svc+0x58/0x14c [ 51.434945][ T4051] el0_svc+0x7c/0x1f0 [ 51.435797][ T4051] el0t_64_sync_handler+0x84/0xe4 [ 51.436859][ T4051] el0t_64_sync+0x1a0/0x1a4 [ 51.447982][ T4051] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.450724][ T4051] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.452723][ T4053] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.455582][ T4053] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.574369][ T4052] loop3: detected capacity change from 0 to 32768 [ 51.625221][ T4052] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.626919][ T4052] CPU: 0 PID: 4052 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 51.628743][ T4052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.630871][ T4052] Call trace: [ 51.631538][ T4052] dump_backtrace+0x0/0x530 [ 51.632584][ T4052] show_stack+0x2c/0x3c [ 51.633514][ T4052] dump_stack_lvl+0x108/0x170 [ 51.634519][ T4052] dump_stack+0x1c/0x58 [ 51.635458][ T4052] sysfs_create_dir_ns+0x278/0x318 [ 51.636503][ T4052] kobject_add_internal+0x384/0x8f0 [ 51.637643][ T4052] kobject_init_and_add+0x130/0x1a0 [ 51.638763][ T4052] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.639897][ T4052] gfs2_fill_super+0xe10/0x2010 [ 51.640999][ T4052] get_tree_bdev+0x360/0x54c [ 51.641992][ T4052] gfs2_get_tree+0x54/0x1b4 [ 51.642929][ T4052] vfs_get_tree+0x90/0x274 [ 51.643852][ T4052] do_new_mount+0x278/0x8fc [ 51.644816][ T4052] path_mount+0x594/0x101c [ 51.645848][ T4052] __arm64_sys_mount+0x510/0x5e0 [ 51.646858][ T4052] invoke_syscall+0x98/0x2b8 [ 51.647870][ T4052] el0_svc_common+0x138/0x258 [ 51.648897][ T4052] do_el0_svc+0x58/0x14c [ 51.649823][ T4052] el0_svc+0x7c/0x1f0 [ 51.650654][ T4052] el0t_64_sync_handler+0x84/0xe4 executing program [ 51.651700][ T4052] el0t_64_sync+0x1a0/0x1a4 [ 51.713990][ T4052] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.716750][ T4052] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 51.917130][ T4054] loop4: detected capacity change from 0 to 32768 [ 51.981722][ T4053] loop2: detected capacity change from 0 to 32768 [ 51.994324][ T4054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.996044][ T4054] CPU: 0 PID: 4054 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 51.997930][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.000071][ T4054] Call trace: [ 52.000812][ T4054] dump_backtrace+0x0/0x530 [ 52.001807][ T4054] show_stack+0x2c/0x3c [ 52.002364][ T4056] loop1: detected capacity change from 0 to 32768 [ 52.002761][ T4054] dump_stack_lvl+0x108/0x170 [ 52.005136][ T4054] dump_stack+0x1c/0x58 [ 52.005950][ T4054] sysfs_create_dir_ns+0x278/0x318 [ 52.006961][ T4054] kobject_add_internal+0x384/0x8f0 [ 52.008125][ T4054] kobject_init_and_add+0x130/0x1a0 [ 52.009321][ T4054] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.010337][ T4054] gfs2_fill_super+0xe10/0x2010 [ 52.011390][ T4054] get_tree_bdev+0x360/0x54c [ 52.012325][ T4054] gfs2_get_tree+0x54/0x1b4 [ 52.013354][ T4054] vfs_get_tree+0x90/0x274 [ 52.014413][ T4054] do_new_mount+0x278/0x8fc [ 52.015382][ T4054] path_mount+0x594/0x101c [ 52.016349][ T4054] __arm64_sys_mount+0x510/0x5e0 [ 52.017466][ T4054] invoke_syscall+0x98/0x2b8 [ 52.018581][ T4054] el0_svc_common+0x138/0x258 [ 52.019579][ T4054] do_el0_svc+0x58/0x14c [ 52.020450][ T4054] el0_svc+0x7c/0x1f0 [ 52.021284][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 52.022431][ T4054] el0t_64_sync+0x1a0/0x1a4 [ 52.034190][ T4054] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.037097][ T4054] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.045249][ T4056] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.046762][ T4056] CPU: 1 PID: 4056 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 52.048776][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.050691][ T4056] Call trace: [ 52.051394][ T4056] dump_backtrace+0x0/0x530 [ 52.052398][ T4056] show_stack+0x2c/0x3c [ 52.053250][ T4056] dump_stack_lvl+0x108/0x170 [ 52.054314][ T4056] dump_stack+0x1c/0x58 [ 52.055261][ T4056] sysfs_create_dir_ns+0x278/0x318 [ 52.056321][ T4056] kobject_add_internal+0x384/0x8f0 [ 52.057353][ T4056] kobject_init_and_add+0x130/0x1a0 [ 52.058584][ T4056] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.059586][ T4056] gfs2_fill_super+0xe10/0x2010 [ 52.060712][ T4056] get_tree_bdev+0x360/0x54c [ 52.061750][ T4056] gfs2_get_tree+0x54/0x1b4 [ 52.062713][ T4056] vfs_get_tree+0x90/0x274 [ 52.063602][ T4056] do_new_mount+0x278/0x8fc [ 52.064533][ T4056] path_mount+0x594/0x101c [ 52.065543][ T4056] __arm64_sys_mount+0x510/0x5e0 [ 52.066597][ T4056] invoke_syscall+0x98/0x2b8 [ 52.067564][ T4056] el0_svc_common+0x138/0x258 [ 52.068610][ T4056] do_el0_svc+0x58/0x14c [ 52.069449][ T4056] el0_svc+0x7c/0x1f0 [ 52.070318][ T4056] el0t_64_sync_handler+0x84/0xe4 [ 52.071443][ T4056] el0t_64_sync+0x1a0/0x1a4 [ 52.072976][ T4056] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.083304][ T4056] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.084965][ T4053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.086606][ T4053] CPU: 1 PID: 4053 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 52.088542][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.090590][ T4053] Call trace: [ 52.091210][ T4053] dump_backtrace+0x0/0x530 [ 52.092104][ T4053] show_stack+0x2c/0x3c [ 52.093007][ T4053] dump_stack_lvl+0x108/0x170 [ 52.094029][ T4053] dump_stack+0x1c/0x58 [ 52.094932][ T4053] sysfs_create_dir_ns+0x278/0x318 [ 52.096092][ T4053] kobject_add_internal+0x384/0x8f0 [ 52.097319][ T4053] kobject_init_and_add+0x130/0x1a0 [ 52.098484][ T4053] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.098494][ T4057] loop3: detected capacity change from 0 to 32768 [ 52.099535][ T4053] gfs2_fill_super+0xe10/0x2010 [ 52.102059][ T4053] get_tree_bdev+0x360/0x54c [ 52.102994][ T4053] gfs2_get_tree+0x54/0x1b4 [ 52.104033][ T4053] vfs_get_tree+0x90/0x274 [ 52.104911][ T4053] do_new_mount+0x278/0x8fc [ 52.105947][ T4053] path_mount+0x594/0x101c [ 52.106862][ T4053] __arm64_sys_mount+0x510/0x5e0 [ 52.107934][ T4053] invoke_syscall+0x98/0x2b8 [ 52.108962][ T4053] el0_svc_common+0x138/0x258 [ 52.109925][ T4053] do_el0_svc+0x58/0x14c [ 52.110882][ T4053] el0_svc+0x7c/0x1f0 [ 52.111768][ T4053] el0t_64_sync_handler+0x84/0xe4 [ 52.112776][ T4053] el0t_64_sync+0x1a0/0x1a4 [ 52.118924][ T4053] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.121902][ T4053] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.194496][ T4057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.196196][ T4057] CPU: 0 PID: 4057 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 52.198117][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.200137][ T4057] Call trace: [ 52.200710][ T4057] dump_backtrace+0x0/0x530 [ 52.201668][ T4057] show_stack+0x2c/0x3c [ 52.202500][ T4057] dump_stack_lvl+0x108/0x170 [ 52.203417][ T4057] dump_stack+0x1c/0x58 [ 52.204251][ T4057] sysfs_create_dir_ns+0x278/0x318 [ 52.205294][ T4057] kobject_add_internal+0x384/0x8f0 [ 52.206451][ T4057] kobject_init_and_add+0x130/0x1a0 [ 52.207519][ T4057] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.208578][ T4057] gfs2_fill_super+0xe10/0x2010 [ 52.209655][ T4057] get_tree_bdev+0x360/0x54c [ 52.210634][ T4057] gfs2_get_tree+0x54/0x1b4 [ 52.211530][ T4057] vfs_get_tree+0x90/0x274 [ 52.212430][ T4057] do_new_mount+0x278/0x8fc [ 52.213362][ T4057] path_mount+0x594/0x101c [ 52.214262][ T4057] __arm64_sys_mount+0x510/0x5e0 [ 52.215297][ T4057] invoke_syscall+0x98/0x2b8 [ 52.216244][ T4057] el0_svc_common+0x138/0x258 [ 52.217222][ T4057] do_el0_svc+0x58/0x14c [ 52.218069][ T4057] el0_svc+0x7c/0x1f0 [ 52.218908][ T4057] el0t_64_sync_handler+0x84/0xe4 [ 52.219958][ T4057] el0t_64_sync+0x1a0/0x1a4 [ 52.253861][ T4057] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.256683][ T4057] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.313446][ T4056] loop1: detected capacity change from 0 to 32768 executing program executing program [ 52.365030][ T4056] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.366593][ T4056] CPU: 0 PID: 4056 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 52.368577][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.370719][ T4056] Call trace: [ 52.371472][ T4056] dump_backtrace+0x0/0x530 [ 52.372471][ T4056] show_stack+0x2c/0x3c [ 52.373343][ T4056] dump_stack_lvl+0x108/0x170 [ 52.374285][ T4056] dump_stack+0x1c/0x58 [ 52.375090][ T4056] sysfs_create_dir_ns+0x278/0x318 [ 52.376096][ T4056] kobject_add_internal+0x384/0x8f0 [ 52.377180][ T4056] kobject_init_and_add+0x130/0x1a0 [ 52.378279][ T4056] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.379233][ T4056] gfs2_fill_super+0xe10/0x2010 [ 52.380291][ T4056] get_tree_bdev+0x360/0x54c [ 52.381259][ T4056] gfs2_get_tree+0x54/0x1b4 [ 52.382141][ T4056] vfs_get_tree+0x90/0x274 [ 52.383023][ T4056] do_new_mount+0x278/0x8fc [ 52.383896][ T4056] path_mount+0x594/0x101c [ 52.384816][ T4056] __arm64_sys_mount+0x510/0x5e0 [ 52.385778][ T4056] invoke_syscall+0x98/0x2b8 [ 52.386737][ T4056] el0_svc_common+0x138/0x258 [ 52.387599][ T4056] do_el0_svc+0x58/0x14c [ 52.388521][ T4056] el0_svc+0x7c/0x1f0 [ 52.389526][ T4056] el0t_64_sync_handler+0x84/0xe4 [ 52.390620][ T4056] el0t_64_sync+0x1a0/0x1a4 [ 52.448111][ T4056] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.450960][ T4056] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.583292][ T4059] loop4: detected capacity change from 0 to 32768 [ 52.604224][ T4059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.605796][ T4059] CPU: 1 PID: 4059 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 52.607735][ T4059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.609799][ T4059] Call trace: [ 52.610384][ T4059] dump_backtrace+0x0/0x530 [ 52.611460][ T4059] show_stack+0x2c/0x3c [ 52.612334][ T4059] dump_stack_lvl+0x108/0x170 [ 52.613298][ T4059] dump_stack+0x1c/0x58 [ 52.614249][ T4059] sysfs_create_dir_ns+0x278/0x318 [ 52.615338][ T4059] kobject_add_internal+0x384/0x8f0 [ 52.616386][ T4059] kobject_init_and_add+0x130/0x1a0 [ 52.617453][ T4059] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.618437][ T4059] gfs2_fill_super+0xe10/0x2010 [ 52.619439][ T4059] get_tree_bdev+0x360/0x54c [ 52.620355][ T4059] gfs2_get_tree+0x54/0x1b4 [ 52.621349][ T4059] vfs_get_tree+0x90/0x274 [ 52.622292][ T4059] do_new_mount+0x278/0x8fc [ 52.623214][ T4059] path_mount+0x594/0x101c [ 52.624099][ T4059] __arm64_sys_mount+0x510/0x5e0 [ 52.625113][ T4059] invoke_syscall+0x98/0x2b8 [ 52.626083][ T4059] el0_svc_common+0x138/0x258 [ 52.627148][ T4059] do_el0_svc+0x58/0x14c [ 52.627955][ T4059] el0_svc+0x7c/0x1f0 [ 52.628788][ T4059] el0t_64_sync_handler+0x84/0xe4 [ 52.629851][ T4059] el0t_64_sync+0x1a0/0x1a4 executing program [ 52.640828][ T4059] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.643917][ T4059] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.766616][ T4058] loop2: detected capacity change from 0 to 32768 [ 52.794371][ T4058] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.803932][ T4058] CPU: 0 PID: 4058 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 52.805778][ T4058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.807847][ T4058] Call trace: [ 52.808577][ T4058] dump_backtrace+0x0/0x530 [ 52.809619][ T4058] show_stack+0x2c/0x3c [ 52.810555][ T4058] dump_stack_lvl+0x108/0x170 [ 52.811519][ T4058] dump_stack+0x1c/0x58 [ 52.812396][ T4058] sysfs_create_dir_ns+0x278/0x318 [ 52.813421][ T4058] kobject_add_internal+0x384/0x8f0 [ 52.814562][ T4058] kobject_init_and_add+0x130/0x1a0 [ 52.815654][ T4058] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.816641][ T4058] gfs2_fill_super+0xe10/0x2010 [ 52.817645][ T4058] get_tree_bdev+0x360/0x54c [ 52.818659][ T4058] gfs2_get_tree+0x54/0x1b4 [ 52.819652][ T4058] vfs_get_tree+0x90/0x274 [ 52.820586][ T4058] do_new_mount+0x278/0x8fc [ 52.821456][ T4058] path_mount+0x594/0x101c [ 52.822441][ T4058] __arm64_sys_mount+0x510/0x5e0 [ 52.823395][ T4058] invoke_syscall+0x98/0x2b8 [ 52.824429][ T4058] el0_svc_common+0x138/0x258 [ 52.825426][ T4058] do_el0_svc+0x58/0x14c [ 52.826330][ T4058] el0_svc+0x7c/0x1f0 [ 52.827172][ T4058] el0t_64_sync_handler+0x84/0xe4 [ 52.828270][ T4058] el0t_64_sync+0x1a0/0x1a4 [ 52.832342][ T4057] loop3: detected capacity change from 0 to 32768 [ 52.850029][ T4058] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.852782][ T4058] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.884356][ T4060] loop1: detected capacity change from 0 to 32768 [ 52.914301][ T4057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.915884][ T4057] CPU: 0 PID: 4057 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 52.917773][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.919819][ T4057] Call trace: [ 52.920529][ T4057] dump_backtrace+0x0/0x530 [ 52.921564][ T4057] show_stack+0x2c/0x3c [ 52.922477][ T4057] dump_stack_lvl+0x108/0x170 [ 52.923379][ T4057] dump_stack+0x1c/0x58 [ 52.924312][ T4057] sysfs_create_dir_ns+0x278/0x318 [ 52.925403][ T4057] kobject_add_internal+0x384/0x8f0 [ 52.926457][ T4057] kobject_init_and_add+0x130/0x1a0 [ 52.927537][ T4057] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.928556][ T4057] gfs2_fill_super+0xe10/0x2010 [ 52.929630][ T4057] get_tree_bdev+0x360/0x54c [ 52.930589][ T4057] gfs2_get_tree+0x54/0x1b4 [ 52.931553][ T4057] vfs_get_tree+0x90/0x274 [ 52.932592][ T4057] do_new_mount+0x278/0x8fc [ 52.933493][ T4057] path_mount+0x594/0x101c [ 52.934392][ T4057] __arm64_sys_mount+0x510/0x5e0 [ 52.935400][ T4057] invoke_syscall+0x98/0x2b8 [ 52.936429][ T4057] el0_svc_common+0x138/0x258 [ 52.937409][ T4057] do_el0_svc+0x58/0x14c [ 52.938516][ T4057] el0_svc+0x7c/0x1f0 [ 52.939526][ T4057] el0t_64_sync_handler+0x84/0xe4 [ 52.940738][ T4057] el0t_64_sync+0x1a0/0x1a4 [ 52.962575][ T4057] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.965848][ T4057] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.990274][ T4060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.991802][ T4060] CPU: 0 PID: 4060 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 52.993628][ T4060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.995743][ T4060] Call trace: [ 52.996473][ T4060] dump_backtrace+0x0/0x530 [ 52.997496][ T4060] show_stack+0x2c/0x3c [ 52.998404][ T4060] dump_stack_lvl+0x108/0x170 [ 52.999504][ T4060] dump_stack+0x1c/0x58 [ 53.000361][ T4060] sysfs_create_dir_ns+0x278/0x318 [ 53.001454][ T4060] kobject_add_internal+0x384/0x8f0 [ 53.002449][ T4060] kobject_init_and_add+0x130/0x1a0 [ 53.003588][ T4060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.004680][ T4060] gfs2_fill_super+0xe10/0x2010 [ 53.005774][ T4060] get_tree_bdev+0x360/0x54c [ 53.006686][ T4060] gfs2_get_tree+0x54/0x1b4 [ 53.007653][ T4060] vfs_get_tree+0x90/0x274 [ 53.008666][ T4060] do_new_mount+0x278/0x8fc [ 53.009652][ T4060] path_mount+0x594/0x101c [ 53.010623][ T4060] __arm64_sys_mount+0x510/0x5e0 [ 53.011662][ T4060] invoke_syscall+0x98/0x2b8 [ 53.012550][ T4060] el0_svc_common+0x138/0x258 [ 53.013472][ T4060] do_el0_svc+0x58/0x14c [ 53.014346][ T4060] el0_svc+0x7c/0x1f0 [ 53.015120][ T4060] el0t_64_sync_handler+0x84/0xe4 [ 53.016126][ T4060] el0t_64_sync+0x1a0/0x1a4 [ 53.026932][ T4060] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.029752][ T4060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.059538][ T4059] loop4: detected capacity change from 0 to 32768 [ 53.100627][ T4059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.102327][ T4059] CPU: 1 PID: 4059 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 53.104184][ T4059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.106396][ T4059] Call trace: [ 53.107142][ T4059] dump_backtrace+0x0/0x530 [ 53.108196][ T4059] show_stack+0x2c/0x3c [ 53.109075][ T4059] dump_stack_lvl+0x108/0x170 [ 53.110078][ T4059] dump_stack+0x1c/0x58 [ 53.110987][ T4059] sysfs_create_dir_ns+0x278/0x318 [ 53.112090][ T4059] kobject_add_internal+0x384/0x8f0 [ 53.113162][ T4059] kobject_init_and_add+0x130/0x1a0 [ 53.114290][ T4059] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.115285][ T4059] gfs2_fill_super+0xe10/0x2010 [ 53.116230][ T4059] get_tree_bdev+0x360/0x54c [ 53.117261][ T4059] gfs2_get_tree+0x54/0x1b4 [ 53.118213][ T4059] vfs_get_tree+0x90/0x274 [ 53.119184][ T4059] do_new_mount+0x278/0x8fc [ 53.120199][ T4059] path_mount+0x594/0x101c [ 53.121065][ T4059] __arm64_sys_mount+0x510/0x5e0 [ 53.122062][ T4059] invoke_syscall+0x98/0x2b8 [ 53.123001][ T4059] el0_svc_common+0x138/0x258 [ 53.124152][ T4059] do_el0_svc+0x58/0x14c [ 53.125022][ T4059] el0_svc+0x7c/0x1f0 [ 53.125825][ T4059] el0t_64_sync_handler+0x84/0xe4 [ 53.126940][ T4059] el0t_64_sync+0x1a0/0x1a4 [ 53.168601][ T4059] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.171443][ T4059] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 53.296605][ T4058] loop2: detected capacity change from 0 to 32768 executing program [ 53.378812][ T4060] loop1: detected capacity change from 0 to 32768 [ 53.381543][ T4058] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.384311][ T4058] CPU: 0 PID: 4058 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 53.386146][ T4058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.388326][ T4058] Call trace: [ 53.389036][ T4058] dump_backtrace+0x0/0x530 [ 53.389916][ T4058] show_stack+0x2c/0x3c [ 53.390855][ T4058] dump_stack_lvl+0x108/0x170 [ 53.391806][ T4058] dump_stack+0x1c/0x58 [ 53.392735][ T4058] sysfs_create_dir_ns+0x278/0x318 [ 53.393830][ T4058] kobject_add_internal+0x384/0x8f0 [ 53.394895][ T4058] kobject_init_and_add+0x130/0x1a0 [ 53.395962][ T4058] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.396931][ T4058] gfs2_fill_super+0xe10/0x2010 [ 53.397989][ T4058] get_tree_bdev+0x360/0x54c [ 53.398975][ T4058] gfs2_get_tree+0x54/0x1b4 [ 53.400000][ T4058] vfs_get_tree+0x90/0x274 [ 53.400995][ T4058] do_new_mount+0x278/0x8fc [ 53.401936][ T4058] path_mount+0x594/0x101c [ 53.402779][ T4058] __arm64_sys_mount+0x510/0x5e0 [ 53.403902][ T4058] invoke_syscall+0x98/0x2b8 [ 53.404816][ T4058] el0_svc_common+0x138/0x258 [ 53.405798][ T4058] do_el0_svc+0x58/0x14c [ 53.406708][ T4058] el0_svc+0x7c/0x1f0 [ 53.407532][ T4058] el0t_64_sync_handler+0x84/0xe4 [ 53.408715][ T4058] el0t_64_sync+0x1a0/0x1a4 [ 53.419448][ T4060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.421031][ T4060] CPU: 1 PID: 4060 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 53.422774][ T4060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.424784][ T4060] Call trace: [ 53.425470][ T4060] dump_backtrace+0x0/0x530 [ 53.426370][ T4060] show_stack+0x2c/0x3c [ 53.427177][ T4060] dump_stack_lvl+0x108/0x170 [ 53.428113][ T4060] dump_stack+0x1c/0x58 [ 53.428980][ T4060] sysfs_create_dir_ns+0x278/0x318 [ 53.430013][ T4060] kobject_add_internal+0x384/0x8f0 [ 53.431103][ T4060] kobject_init_and_add+0x130/0x1a0 [ 53.432190][ T4060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.433209][ T4060] gfs2_fill_super+0xe10/0x2010 [ 53.434350][ T4060] get_tree_bdev+0x360/0x54c [ 53.435405][ T4060] gfs2_get_tree+0x54/0x1b4 [ 53.436502][ T4060] vfs_get_tree+0x90/0x274 [ 53.437448][ T4060] do_new_mount+0x278/0x8fc [ 53.438412][ T4060] path_mount+0x594/0x101c [ 53.439337][ T4060] __arm64_sys_mount+0x510/0x5e0 [ 53.440363][ T4060] invoke_syscall+0x98/0x2b8 [ 53.441281][ T4060] el0_svc_common+0x138/0x258 [ 53.442241][ T4060] do_el0_svc+0x58/0x14c [ 53.443137][ T4060] el0_svc+0x7c/0x1f0 [ 53.443978][ T4060] el0t_64_sync_handler+0x84/0xe4 [ 53.445033][ T4060] el0t_64_sync+0x1a0/0x1a4 [ 53.465781][ T4058] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.468566][ T4058] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.483892][ T4060] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.486687][ T4060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.495740][ T4061] loop3: detected capacity change from 0 to 32768 [ 53.505108][ T4061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.506937][ T4061] CPU: 0 PID: 4061 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 53.508794][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.510803][ T4061] Call trace: [ 53.511450][ T4061] dump_backtrace+0x0/0x530 [ 53.512386][ T4061] show_stack+0x2c/0x3c [ 53.513267][ T4061] dump_stack_lvl+0x108/0x170 [ 53.514320][ T4061] dump_stack+0x1c/0x58 [ 53.515246][ T4061] sysfs_create_dir_ns+0x278/0x318 [ 53.516307][ T4061] kobject_add_internal+0x384/0x8f0 [ 53.517417][ T4061] kobject_init_and_add+0x130/0x1a0 [ 53.518497][ T4061] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.519567][ T4061] gfs2_fill_super+0xe10/0x2010 [ 53.520538][ T4061] get_tree_bdev+0x360/0x54c [ 53.521447][ T4061] gfs2_get_tree+0x54/0x1b4 [ 53.522410][ T4061] vfs_get_tree+0x90/0x274 [ 53.523344][ T4061] do_new_mount+0x278/0x8fc [ 53.524317][ T4061] path_mount+0x594/0x101c [ 53.525212][ T4061] __arm64_sys_mount+0x510/0x5e0 [ 53.526292][ T4061] invoke_syscall+0x98/0x2b8 [ 53.527219][ T4061] el0_svc_common+0x138/0x258 [ 53.528212][ T4061] do_el0_svc+0x58/0x14c [ 53.529230][ T4061] el0_svc+0x7c/0x1f0 [ 53.530076][ T4061] el0t_64_sync_handler+0x84/0xe4 [ 53.531108][ T4061] el0t_64_sync+0x1a0/0x1a4 [ 53.534461][ T4061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.537589][ T4061] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 53.734455][ T4062] loop4: detected capacity change from 0 to 32768 [ 53.823756][ T4062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.825588][ T4062] CPU: 1 PID: 4062 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 53.827399][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.829454][ T4062] Call trace: [ 53.830081][ T4062] dump_backtrace+0x0/0x530 [ 53.831002][ T4062] show_stack+0x2c/0x3c [ 53.831816][ T4062] dump_stack_lvl+0x108/0x170 [ 53.832666][ T4062] dump_stack+0x1c/0x58 [ 53.833515][ T4062] sysfs_create_dir_ns+0x278/0x318 [ 53.834581][ T4062] kobject_add_internal+0x384/0x8f0 [ 53.835653][ T4062] kobject_init_and_add+0x130/0x1a0 [ 53.836742][ T4062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.837685][ T4062] gfs2_fill_super+0xe10/0x2010 [ 53.838805][ T4062] get_tree_bdev+0x360/0x54c [ 53.839799][ T4062] gfs2_get_tree+0x54/0x1b4 [ 53.840701][ T4062] vfs_get_tree+0x90/0x274 [ 53.841550][ T4062] do_new_mount+0x278/0x8fc [ 53.842550][ T4062] path_mount+0x594/0x101c [ 53.843455][ T4062] __arm64_sys_mount+0x510/0x5e0 [ 53.844455][ T4062] invoke_syscall+0x98/0x2b8 [ 53.845470][ T4062] el0_svc_common+0x138/0x258 [ 53.846409][ T4062] do_el0_svc+0x58/0x14c [ 53.847349][ T4062] el0_svc+0x7c/0x1f0 [ 53.848212][ T4062] el0t_64_sync_handler+0x84/0xe4 [ 53.849210][ T4062] el0t_64_sync+0x1a0/0x1a4 [ 53.875349][ T4061] loop3: detected capacity change from 0 to 32768 [ 53.887961][ T4062] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.893914][ T4062] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.939140][ T4063] loop1: detected capacity change from 0 to 32768 [ 53.954301][ T4061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.955964][ T4061] CPU: 0 PID: 4061 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 53.957701][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.959829][ T4061] Call trace: [ 53.960495][ T4061] dump_backtrace+0x0/0x530 [ 53.961422][ T4061] show_stack+0x2c/0x3c [ 53.962310][ T4061] dump_stack_lvl+0x108/0x170 [ 53.963293][ T4061] dump_stack+0x1c/0x58 [ 53.964127][ T4061] sysfs_create_dir_ns+0x278/0x318 [ 53.965177][ T4061] kobject_add_internal+0x384/0x8f0 [ 53.966352][ T4061] kobject_init_and_add+0x130/0x1a0 [ 53.967526][ T4061] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.968496][ T4061] gfs2_fill_super+0xe10/0x2010 [ 53.969455][ T4061] get_tree_bdev+0x360/0x54c [ 53.970402][ T4061] gfs2_get_tree+0x54/0x1b4 [ 53.971371][ T4061] vfs_get_tree+0x90/0x274 [ 53.972376][ T4061] do_new_mount+0x278/0x8fc [ 53.972463][ T4064] loop2: detected capacity change from 0 to 32768 [ 53.973369][ T4061] path_mount+0x594/0x101c [ 53.975820][ T4061] __arm64_sys_mount+0x510/0x5e0 [ 53.976805][ T4061] invoke_syscall+0x98/0x2b8 [ 53.977797][ T4061] el0_svc_common+0x138/0x258 [ 53.978956][ T4061] do_el0_svc+0x58/0x14c [ 53.979766][ T4061] el0_svc+0x7c/0x1f0 [ 53.980634][ T4061] el0t_64_sync_handler+0x84/0xe4 [ 53.981611][ T4061] el0t_64_sync+0x1a0/0x1a4 [ 53.982897][ T4061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.993052][ T4061] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.025092][ T4064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.026738][ T4064] CPU: 0 PID: 4064 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 54.028482][ T4064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.030593][ T4064] Call trace: [ 54.031337][ T4064] dump_backtrace+0x0/0x530 [ 54.032255][ T4064] show_stack+0x2c/0x3c [ 54.033040][ T4064] dump_stack_lvl+0x108/0x170 [ 54.033978][ T4064] dump_stack+0x1c/0x58 [ 54.034861][ T4064] sysfs_create_dir_ns+0x278/0x318 [ 54.035982][ T4064] kobject_add_internal+0x384/0x8f0 [ 54.037260][ T4064] kobject_init_and_add+0x130/0x1a0 [ 54.038338][ T4064] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.039310][ T4064] gfs2_fill_super+0xe10/0x2010 [ 54.040352][ T4064] get_tree_bdev+0x360/0x54c [ 54.041315][ T4064] gfs2_get_tree+0x54/0x1b4 [ 54.042319][ T4064] vfs_get_tree+0x90/0x274 [ 54.043243][ T4064] do_new_mount+0x278/0x8fc [ 54.044227][ T4064] path_mount+0x594/0x101c [ 54.045149][ T4064] __arm64_sys_mount+0x510/0x5e0 [ 54.046214][ T4064] invoke_syscall+0x98/0x2b8 [ 54.047188][ T4064] el0_svc_common+0x138/0x258 [ 54.048154][ T4064] do_el0_svc+0x58/0x14c [ 54.048980][ T4064] el0_svc+0x7c/0x1f0 [ 54.049834][ T4064] el0t_64_sync_handler+0x84/0xe4 [ 54.050935][ T4064] el0t_64_sync+0x1a0/0x1a4 [ 54.052352][ T4064] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.057540][ T4064] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.060427][ T4063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.062042][ T4063] CPU: 1 PID: 4063 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 54.063702][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.065885][ T4063] Call trace: [ 54.066550][ T4063] dump_backtrace+0x0/0x530 [ 54.067562][ T4063] show_stack+0x2c/0x3c [ 54.068393][ T4063] dump_stack_lvl+0x108/0x170 [ 54.069342][ T4063] dump_stack+0x1c/0x58 [ 54.070177][ T4063] sysfs_create_dir_ns+0x278/0x318 [ 54.071241][ T4063] kobject_add_internal+0x384/0x8f0 [ 54.072414][ T4063] kobject_init_and_add+0x130/0x1a0 [ 54.073480][ T4063] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.074533][ T4063] gfs2_fill_super+0xe10/0x2010 [ 54.075591][ T4063] get_tree_bdev+0x360/0x54c [ 54.076603][ T4063] gfs2_get_tree+0x54/0x1b4 [ 54.077509][ T4063] vfs_get_tree+0x90/0x274 [ 54.078441][ T4063] do_new_mount+0x278/0x8fc [ 54.079351][ T4063] path_mount+0x594/0x101c [ 54.080245][ T4063] __arm64_sys_mount+0x510/0x5e0 [ 54.081374][ T4063] invoke_syscall+0x98/0x2b8 [ 54.082339][ T4063] el0_svc_common+0x138/0x258 [ 54.083382][ T4063] do_el0_svc+0x58/0x14c [ 54.084284][ T4063] el0_svc+0x7c/0x1f0 [ 54.085115][ T4063] el0t_64_sync_handler+0x84/0xe4 [ 54.086244][ T4063] el0t_64_sync+0x1a0/0x1a4 [ 54.089141][ T4063] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.092733][ T4063] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 54.323718][ T4062] loop4: detected capacity change from 0 to 32768 [ 54.346290][ T4062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.348078][ T4062] CPU: 1 PID: 4062 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 54.349971][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.352036][ T4062] Call trace: [ 54.352748][ T4062] dump_backtrace+0x0/0x530 [ 54.353670][ T4062] show_stack+0x2c/0x3c [ 54.354613][ T4062] dump_stack_lvl+0x108/0x170 [ 54.355669][ T4062] dump_stack+0x1c/0x58 [ 54.356606][ T4062] sysfs_create_dir_ns+0x278/0x318 [ 54.357667][ T4062] kobject_add_internal+0x384/0x8f0 [ 54.358742][ T4062] kobject_init_and_add+0x130/0x1a0 [ 54.359858][ T4062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.360820][ T4062] gfs2_fill_super+0xe10/0x2010 [ 54.361798][ T4062] get_tree_bdev+0x360/0x54c [ 54.362758][ T4062] gfs2_get_tree+0x54/0x1b4 [ 54.363709][ T4062] vfs_get_tree+0x90/0x274 [ 54.364705][ T4062] do_new_mount+0x278/0x8fc [ 54.365652][ T4062] path_mount+0x594/0x101c [ 54.366695][ T4062] __arm64_sys_mount+0x510/0x5e0 [ 54.367746][ T4062] invoke_syscall+0x98/0x2b8 [ 54.368713][ T4062] el0_svc_common+0x138/0x258 [ 54.369665][ T4062] do_el0_svc+0x58/0x14c [ 54.370561][ T4062] el0_svc+0x7c/0x1f0 [ 54.371508][ T4062] el0t_64_sync_handler+0x84/0xe4 [ 54.372619][ T4062] el0t_64_sync+0x1a0/0x1a4 [ 54.386583][ T4062] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.389377][ T4062] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.459801][ T4064] loop2: detected capacity change from 0 to 32768 [ 54.496738][ T4065] loop3: detected capacity change from 0 to 32768 executing program [ 54.544826][ T4064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.544898][ T4065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.546451][ T4064] CPU: 1 PID: 4064 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 54.549635][ T4064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.551757][ T4064] Call trace: [ 54.552463][ T4064] dump_backtrace+0x0/0x530 [ 54.553464][ T4064] show_stack+0x2c/0x3c [ 54.554356][ T4064] dump_stack_lvl+0x108/0x170 [ 54.555368][ T4064] dump_stack+0x1c/0x58 [ 54.556380][ T4064] sysfs_create_dir_ns+0x278/0x318 [ 54.557402][ T4064] kobject_add_internal+0x384/0x8f0 [ 54.558592][ T4064] kobject_init_and_add+0x130/0x1a0 [ 54.559614][ T4064] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.560595][ T4064] gfs2_fill_super+0xe10/0x2010 [ 54.561592][ T4064] get_tree_bdev+0x360/0x54c [ 54.562580][ T4064] gfs2_get_tree+0x54/0x1b4 [ 54.563499][ T4064] vfs_get_tree+0x90/0x274 [ 54.564442][ T4064] do_new_mount+0x278/0x8fc [ 54.565394][ T4064] path_mount+0x594/0x101c [ 54.566360][ T4064] __arm64_sys_mount+0x510/0x5e0 [ 54.567341][ T4064] invoke_syscall+0x98/0x2b8 [ 54.568358][ T4064] el0_svc_common+0x138/0x258 [ 54.569415][ T4064] do_el0_svc+0x58/0x14c [ 54.570352][ T4064] el0_svc+0x7c/0x1f0 [ 54.571168][ T4064] el0t_64_sync_handler+0x84/0xe4 [ 54.572239][ T4064] el0t_64_sync+0x1a0/0x1a4 [ 54.579015][ T4065] CPU: 0 PID: 4065 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 54.580799][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.582844][ T4065] Call trace: [ 54.583624][ T4065] dump_backtrace+0x0/0x530 [ 54.584495][ T4065] show_stack+0x2c/0x3c [ 54.585366][ T4065] dump_stack_lvl+0x108/0x170 [ 54.586403][ T4065] dump_stack+0x1c/0x58 [ 54.587262][ T4065] sysfs_create_dir_ns+0x278/0x318 [ 54.588477][ T4065] kobject_add_internal+0x384/0x8f0 [ 54.589591][ T4065] kobject_init_and_add+0x130/0x1a0 [ 54.590704][ T4065] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.591720][ T4065] gfs2_fill_super+0xe10/0x2010 [ 54.592785][ T4065] get_tree_bdev+0x360/0x54c [ 54.593783][ T4065] gfs2_get_tree+0x54/0x1b4 [ 54.594680][ T4065] vfs_get_tree+0x90/0x274 [ 54.595545][ T4065] do_new_mount+0x278/0x8fc [ 54.596475][ T4065] path_mount+0x594/0x101c [ 54.597356][ T4065] __arm64_sys_mount+0x510/0x5e0 [ 54.598387][ T4065] invoke_syscall+0x98/0x2b8 [ 54.599339][ T4065] el0_svc_common+0x138/0x258 [ 54.600272][ T4065] do_el0_svc+0x58/0x14c [ 54.601141][ T4065] el0_svc+0x7c/0x1f0 [ 54.602063][ T4065] el0t_64_sync_handler+0x84/0xe4 [ 54.603122][ T4065] el0t_64_sync+0x1a0/0x1a4 [ 54.624015][ T4064] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.626859][ T4064] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.627702][ T4063] loop1: detected capacity change from 0 to 32768 [ 54.630209][ T4065] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.633732][ T4065] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.700564][ T4063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.702373][ T4063] CPU: 0 PID: 4063 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 54.704150][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.706275][ T4063] Call trace: [ 54.706916][ T4063] dump_backtrace+0x0/0x530 [ 54.707906][ T4063] show_stack+0x2c/0x3c [ 54.708869][ T4063] dump_stack_lvl+0x108/0x170 [ 54.709855][ T4063] dump_stack+0x1c/0x58 [ 54.710862][ T4063] sysfs_create_dir_ns+0x278/0x318 [ 54.711884][ T4063] kobject_add_internal+0x384/0x8f0 [ 54.712998][ T4063] kobject_init_and_add+0x130/0x1a0 [ 54.714257][ T4063] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.715330][ T4063] gfs2_fill_super+0xe10/0x2010 [ 54.716453][ T4063] get_tree_bdev+0x360/0x54c [ 54.717438][ T4063] gfs2_get_tree+0x54/0x1b4 [ 54.718369][ T4063] vfs_get_tree+0x90/0x274 [ 54.719354][ T4063] do_new_mount+0x278/0x8fc [ 54.720317][ T4063] path_mount+0x594/0x101c [ 54.721286][ T4063] __arm64_sys_mount+0x510/0x5e0 [ 54.722258][ T4063] invoke_syscall+0x98/0x2b8 [ 54.723139][ T4063] el0_svc_common+0x138/0x258 [ 54.724029][ T4063] do_el0_svc+0x58/0x14c [ 54.724826][ T4063] el0_svc+0x7c/0x1f0 [ 54.725697][ T4063] el0t_64_sync_handler+0x84/0xe4 [ 54.726744][ T4063] el0t_64_sync+0x1a0/0x1a4 [ 54.755636][ T4063] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.764003][ T4063] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.833115][ T4066] loop4: detected capacity change from 0 to 32768 executing program [ 54.889823][ T4066] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.891545][ T4066] CPU: 1 PID: 4066 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 54.893342][ T4066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.895394][ T4066] Call trace: [ 54.896070][ T4066] dump_backtrace+0x0/0x530 [ 54.897042][ T4066] show_stack+0x2c/0x3c [ 54.897859][ T4066] dump_stack_lvl+0x108/0x170 [ 54.898834][ T4066] dump_stack+0x1c/0x58 [ 54.899669][ T4066] sysfs_create_dir_ns+0x278/0x318 [ 54.900740][ T4066] kobject_add_internal+0x384/0x8f0 [ 54.901830][ T4066] kobject_init_and_add+0x130/0x1a0 [ 54.902934][ T4066] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.903902][ T4066] gfs2_fill_super+0xe10/0x2010 [ 54.904992][ T4066] get_tree_bdev+0x360/0x54c [ 54.905979][ T4066] gfs2_get_tree+0x54/0x1b4 [ 54.906914][ T4066] vfs_get_tree+0x90/0x274 [ 54.907775][ T4066] do_new_mount+0x278/0x8fc [ 54.908727][ T4066] path_mount+0x594/0x101c [ 54.909737][ T4066] __arm64_sys_mount+0x510/0x5e0 [ 54.910763][ T4066] invoke_syscall+0x98/0x2b8 [ 54.911752][ T4066] el0_svc_common+0x138/0x258 [ 54.912751][ T4066] do_el0_svc+0x58/0x14c [ 54.913581][ T4066] el0_svc+0x7c/0x1f0 [ 54.914370][ T4066] el0t_64_sync_handler+0x84/0xe4 [ 54.915451][ T4066] el0t_64_sync+0x1a0/0x1a4 [ 54.917274][ T4066] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.920087][ T4066] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 55.161982][ T4065] loop3: detected capacity change from 0 to 32768 [ 55.193228][ T4065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.194884][ T4065] CPU: 0 PID: 4065 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 55.196643][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.198712][ T4065] Call trace: [ 55.199407][ T4065] dump_backtrace+0x0/0x530 [ 55.200403][ T4065] show_stack+0x2c/0x3c [ 55.201276][ T4065] dump_stack_lvl+0x108/0x170 [ 55.202243][ T4065] dump_stack+0x1c/0x58 [ 55.203102][ T4065] sysfs_create_dir_ns+0x278/0x318 [ 55.204147][ T4065] kobject_add_internal+0x384/0x8f0 [ 55.205218][ T4065] kobject_init_and_add+0x130/0x1a0 [ 55.206248][ T4065] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.207231][ T4065] gfs2_fill_super+0xe10/0x2010 [ 55.208234][ T4065] get_tree_bdev+0x360/0x54c [ 55.209220][ T4065] gfs2_get_tree+0x54/0x1b4 [ 55.210153][ T4065] vfs_get_tree+0x90/0x274 [ 55.211184][ T4065] do_new_mount+0x278/0x8fc [ 55.212068][ T4065] path_mount+0x594/0x101c [ 55.212994][ T4065] __arm64_sys_mount+0x510/0x5e0 [ 55.214085][ T4065] invoke_syscall+0x98/0x2b8 [ 55.215202][ T4065] el0_svc_common+0x138/0x258 [ 55.216172][ T4065] do_el0_svc+0x58/0x14c [ 55.217019][ T4065] el0_svc+0x7c/0x1f0 [ 55.217834][ T4065] el0t_64_sync_handler+0x84/0xe4 [ 55.218906][ T4065] el0t_64_sync+0x1a0/0x1a4 [ 55.227620][ T4068] loop1: detected capacity change from 0 to 32768 [ 55.238866][ T4065] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.241943][ T4068] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.243415][ T4068] CPU: 0 PID: 4068 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 55.245264][ T4068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.247420][ T4068] Call trace: [ 55.248140][ T4068] dump_backtrace+0x0/0x530 [ 55.249131][ T4068] show_stack+0x2c/0x3c [ 55.250016][ T4068] dump_stack_lvl+0x108/0x170 [ 55.250983][ T4068] dump_stack+0x1c/0x58 [ 55.251919][ T4068] sysfs_create_dir_ns+0x278/0x318 [ 55.252575][ T4067] loop2: detected capacity change from 0 to 32768 [ 55.252994][ T4068] kobject_add_internal+0x384/0x8f0 [ 55.255518][ T4068] kobject_init_and_add+0x130/0x1a0 [ 55.256589][ T4068] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.257583][ T4068] gfs2_fill_super+0xe10/0x2010 [ 55.258560][ T4068] get_tree_bdev+0x360/0x54c [ 55.259466][ T4068] gfs2_get_tree+0x54/0x1b4 [ 55.260341][ T4068] vfs_get_tree+0x90/0x274 [ 55.261272][ T4068] do_new_mount+0x278/0x8fc [ 55.262223][ T4068] path_mount+0x594/0x101c [ 55.263124][ T4068] __arm64_sys_mount+0x510/0x5e0 [ 55.264215][ T4068] invoke_syscall+0x98/0x2b8 [ 55.265109][ T4068] el0_svc_common+0x138/0x258 [ 55.266153][ T4068] do_el0_svc+0x58/0x14c [ 55.267096][ T4068] el0_svc+0x7c/0x1f0 [ 55.267906][ T4068] el0t_64_sync_handler+0x84/0xe4 [ 55.269010][ T4068] el0t_64_sync+0x1a0/0x1a4 [ 55.272322][ T4065] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.274394][ T4068] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.277297][ T4068] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.324689][ T4067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.326492][ T4067] CPU: 1 PID: 4067 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 55.328305][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.330316][ T4067] Call trace: [ 55.330972][ T4067] dump_backtrace+0x0/0x530 [ 55.331841][ T4067] show_stack+0x2c/0x3c [ 55.332644][ T4067] dump_stack_lvl+0x108/0x170 [ 55.333529][ T4067] dump_stack+0x1c/0x58 [ 55.334521][ T4067] sysfs_create_dir_ns+0x278/0x318 [ 55.335745][ T4067] kobject_add_internal+0x384/0x8f0 [ 55.336886][ T4067] kobject_init_and_add+0x130/0x1a0 [ 55.338027][ T4067] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.338999][ T4067] gfs2_fill_super+0xe10/0x2010 [ 55.339997][ T4067] get_tree_bdev+0x360/0x54c [ 55.341044][ T4067] gfs2_get_tree+0x54/0x1b4 [ 55.342033][ T4067] vfs_get_tree+0x90/0x274 [ 55.342970][ T4067] do_new_mount+0x278/0x8fc [ 55.343949][ T4067] path_mount+0x594/0x101c [ 55.344828][ T4067] __arm64_sys_mount+0x510/0x5e0 [ 55.345876][ T4067] invoke_syscall+0x98/0x2b8 [ 55.346879][ T4067] el0_svc_common+0x138/0x258 [ 55.347877][ T4067] do_el0_svc+0x58/0x14c [ 55.348807][ T4067] el0_svc+0x7c/0x1f0 [ 55.349668][ T4067] el0t_64_sync_handler+0x84/0xe4 [ 55.350778][ T4067] el0t_64_sync+0x1a0/0x1a4 [ 55.383345][ T4067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.391093][ T4067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.405321][ T4066] loop4: detected capacity change from 0 to 32768 executing program [ 55.484502][ T4066] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.486102][ T4066] CPU: 1 PID: 4066 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 55.487792][ T4066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.489932][ T4066] Call trace: [ 55.490624][ T4066] dump_backtrace+0x0/0x530 [ 55.491501][ T4066] show_stack+0x2c/0x3c [ 55.492476][ T4066] dump_stack_lvl+0x108/0x170 [ 55.493482][ T4066] dump_stack+0x1c/0x58 [ 55.494378][ T4066] sysfs_create_dir_ns+0x278/0x318 [ 55.495557][ T4066] kobject_add_internal+0x384/0x8f0 [ 55.496734][ T4066] kobject_init_and_add+0x130/0x1a0 [ 55.497860][ T4066] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.498896][ T4066] gfs2_fill_super+0xe10/0x2010 [ 55.499881][ T4066] get_tree_bdev+0x360/0x54c [ 55.500922][ T4066] gfs2_get_tree+0x54/0x1b4 [ 55.501870][ T4066] vfs_get_tree+0x90/0x274 [ 55.502784][ T4066] do_new_mount+0x278/0x8fc [ 55.503668][ T4066] path_mount+0x594/0x101c [ 55.504587][ T4066] __arm64_sys_mount+0x510/0x5e0 [ 55.505567][ T4066] invoke_syscall+0x98/0x2b8 [ 55.506572][ T4066] el0_svc_common+0x138/0x258 [ 55.507506][ T4066] do_el0_svc+0x58/0x14c [ 55.508404][ T4066] el0_svc+0x7c/0x1f0 [ 55.509259][ T4066] el0t_64_sync_handler+0x84/0xe4 [ 55.510388][ T4066] el0t_64_sync+0x1a0/0x1a4 [ 55.543435][ T4068] loop1: detected capacity change from 0 to 32768 [ 55.553931][ T4066] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.556742][ T4066] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.663416][ T4068] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.665136][ T4068] CPU: 0 PID: 4068 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 55.666874][ T4068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.668841][ T4068] Call trace: [ 55.669537][ T4068] dump_backtrace+0x0/0x530 [ 55.670530][ T4068] show_stack+0x2c/0x3c [ 55.671464][ T4068] dump_stack_lvl+0x108/0x170 [ 55.672446][ T4068] dump_stack+0x1c/0x58 [ 55.673257][ T4068] sysfs_create_dir_ns+0x278/0x318 [ 55.674285][ T4068] kobject_add_internal+0x384/0x8f0 [ 55.675392][ T4068] kobject_init_and_add+0x130/0x1a0 [ 55.676422][ T4068] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.677493][ T4068] gfs2_fill_super+0xe10/0x2010 [ 55.678543][ T4068] get_tree_bdev+0x360/0x54c [ 55.679522][ T4068] gfs2_get_tree+0x54/0x1b4 [ 55.680451][ T4068] vfs_get_tree+0x90/0x274 [ 55.681288][ T4068] do_new_mount+0x278/0x8fc [ 55.682156][ T4068] path_mount+0x594/0x101c [ 55.683015][ T4068] __arm64_sys_mount+0x510/0x5e0 [ 55.683977][ T4068] invoke_syscall+0x98/0x2b8 [ 55.684956][ T4068] el0_svc_common+0x138/0x258 [ 55.686108][ T4068] do_el0_svc+0x58/0x14c [ 55.687090][ T4068] el0_svc+0x7c/0x1f0 [ 55.687850][ T4068] el0t_64_sync_handler+0x84/0xe4 [ 55.688896][ T4068] el0t_64_sync+0x1a0/0x1a4 [ 55.720482][ T4069] loop3: detected capacity change from 0 to 32768 [ 55.734370][ T4068] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.737018][ T4068] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.746164][ T4069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.747763][ T4069] CPU: 0 PID: 4069 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 55.749595][ T4069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.751824][ T4069] Call trace: [ 55.752484][ T4069] dump_backtrace+0x0/0x530 [ 55.753447][ T4069] show_stack+0x2c/0x3c [ 55.754266][ T4069] dump_stack_lvl+0x108/0x170 [ 55.755285][ T4069] dump_stack+0x1c/0x58 [ 55.756194][ T4069] sysfs_create_dir_ns+0x278/0x318 [ 55.757245][ T4069] kobject_add_internal+0x384/0x8f0 [ 55.758339][ T4069] kobject_init_and_add+0x130/0x1a0 [ 55.759328][ T4069] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.760350][ T4069] gfs2_fill_super+0xe10/0x2010 [ 55.761389][ T4069] get_tree_bdev+0x360/0x54c [ 55.762377][ T4069] gfs2_get_tree+0x54/0x1b4 [ 55.763287][ T4069] vfs_get_tree+0x90/0x274 [ 55.764278][ T4069] do_new_mount+0x278/0x8fc [ 55.765274][ T4069] path_mount+0x594/0x101c [ 55.766238][ T4069] __arm64_sys_mount+0x510/0x5e0 [ 55.767319][ T4069] invoke_syscall+0x98/0x2b8 [ 55.768415][ T4069] el0_svc_common+0x138/0x258 [ 55.769473][ T4069] do_el0_svc+0x58/0x14c [ 55.770334][ T4069] el0_svc+0x7c/0x1f0 [ 55.771183][ T4069] el0t_64_sync_handler+0x84/0xe4 [ 55.772261][ T4069] el0t_64_sync+0x1a0/0x1a4 executing program [ 55.789579][ T4069] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.792258][ T4069] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.799163][ T4067] loop2: detected capacity change from 0 to 32768 [ 55.844725][ T4067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.846608][ T4067] CPU: 1 PID: 4067 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 55.848488][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.850466][ T4067] Call trace: [ 55.851153][ T4067] dump_backtrace+0x0/0x530 [ 55.852072][ T4067] show_stack+0x2c/0x3c [ 55.852921][ T4067] dump_stack_lvl+0x108/0x170 [ 55.853990][ T4067] dump_stack+0x1c/0x58 [ 55.854852][ T4067] sysfs_create_dir_ns+0x278/0x318 [ 55.855914][ T4067] kobject_add_internal+0x384/0x8f0 [ 55.856903][ T4067] kobject_init_and_add+0x130/0x1a0 [ 55.857992][ T4067] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.859026][ T4067] gfs2_fill_super+0xe10/0x2010 [ 55.859940][ T4067] get_tree_bdev+0x360/0x54c [ 55.860916][ T4067] gfs2_get_tree+0x54/0x1b4 [ 55.861864][ T4067] vfs_get_tree+0x90/0x274 [ 55.862893][ T4067] do_new_mount+0x278/0x8fc [ 55.863922][ T4067] path_mount+0x594/0x101c [ 55.864848][ T4067] __arm64_sys_mount+0x510/0x5e0 [ 55.865807][ T4067] invoke_syscall+0x98/0x2b8 [ 55.866842][ T4067] el0_svc_common+0x138/0x258 [ 55.867906][ T4067] do_el0_svc+0x58/0x14c [ 55.868797][ T4067] el0_svc+0x7c/0x1f0 [ 55.869647][ T4067] el0t_64_sync_handler+0x84/0xe4 [ 55.870720][ T4067] el0t_64_sync+0x1a0/0x1a4 [ 55.903470][ T4067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.906576][ T4067] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 56.022523][ T4070] loop4: detected capacity change from 0 to 32768 executing program [ 56.121610][ T4070] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.123254][ T4070] CPU: 0 PID: 4070 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 56.125247][ T4070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.127482][ T4070] Call trace: [ 56.128129][ T4070] dump_backtrace+0x0/0x530 [ 56.129017][ T4070] show_stack+0x2c/0x3c [ 56.129801][ T4070] dump_stack_lvl+0x108/0x170 [ 56.130777][ T4070] dump_stack+0x1c/0x58 [ 56.131637][ T4070] sysfs_create_dir_ns+0x278/0x318 [ 56.132723][ T4070] kobject_add_internal+0x384/0x8f0 [ 56.133712][ T4070] kobject_init_and_add+0x130/0x1a0 [ 56.134700][ T4070] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.135716][ T4070] gfs2_fill_super+0xe10/0x2010 [ 56.136771][ T4070] get_tree_bdev+0x360/0x54c [ 56.137759][ T4070] gfs2_get_tree+0x54/0x1b4 [ 56.138755][ T4070] vfs_get_tree+0x90/0x274 [ 56.139684][ T4070] do_new_mount+0x278/0x8fc [ 56.140626][ T4070] path_mount+0x594/0x101c [ 56.141579][ T4070] __arm64_sys_mount+0x510/0x5e0 [ 56.142653][ T4070] invoke_syscall+0x98/0x2b8 [ 56.143677][ T4070] el0_svc_common+0x138/0x258 [ 56.144593][ T4070] do_el0_svc+0x58/0x14c [ 56.145512][ T4070] el0_svc+0x7c/0x1f0 [ 56.146424][ T4070] el0t_64_sync_handler+0x84/0xe4 [ 56.147500][ T4070] el0t_64_sync+0x1a0/0x1a4 [ 56.200347][ T4070] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.207197][ T4070] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.227111][ T4069] loop3: detected capacity change from 0 to 32768 [ 56.271274][ T4071] loop1: detected capacity change from 0 to 32768 [ 56.298729][ T4072] loop2: detected capacity change from 0 to 32768 [ 56.305216][ T4071] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.306899][ T4071] CPU: 0 PID: 4071 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 56.308791][ T4071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.310901][ T4071] Call trace: [ 56.311544][ T4071] dump_backtrace+0x0/0x530 [ 56.312393][ T4071] show_stack+0x2c/0x3c [ 56.313226][ T4071] dump_stack_lvl+0x108/0x170 [ 56.314253][ T4071] dump_stack+0x1c/0x58 [ 56.315042][ T4071] sysfs_create_dir_ns+0x278/0x318 [ 56.316211][ T4071] kobject_add_internal+0x384/0x8f0 [ 56.317384][ T4071] kobject_init_and_add+0x130/0x1a0 [ 56.318455][ T4071] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.319372][ T4071] gfs2_fill_super+0xe10/0x2010 [ 56.320302][ T4071] get_tree_bdev+0x360/0x54c [ 56.321245][ T4071] gfs2_get_tree+0x54/0x1b4 [ 56.322355][ T4071] vfs_get_tree+0x90/0x274 [ 56.323273][ T4071] do_new_mount+0x278/0x8fc [ 56.324249][ T4071] path_mount+0x594/0x101c [ 56.325175][ T4071] __arm64_sys_mount+0x510/0x5e0 [ 56.326136][ T4071] invoke_syscall+0x98/0x2b8 [ 56.327025][ T4071] el0_svc_common+0x138/0x258 [ 56.327966][ T4071] do_el0_svc+0x58/0x14c [ 56.328877][ T4071] el0_svc+0x7c/0x1f0 [ 56.329739][ T4071] el0t_64_sync_handler+0x84/0xe4 [ 56.330862][ T4071] el0t_64_sync+0x1a0/0x1a4 [ 56.333750][ T4071] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.351608][ T4069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.353130][ T4069] CPU: 0 PID: 4069 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 56.354968][ T4069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.357037][ T4069] Call trace: [ 56.357763][ T4069] dump_backtrace+0x0/0x530 [ 56.358816][ T4069] show_stack+0x2c/0x3c [ 56.359681][ T4069] dump_stack_lvl+0x108/0x170 [ 56.360746][ T4069] dump_stack+0x1c/0x58 [ 56.361608][ T4069] sysfs_create_dir_ns+0x278/0x318 [ 56.362737][ T4069] kobject_add_internal+0x384/0x8f0 [ 56.363842][ T4069] kobject_init_and_add+0x130/0x1a0 [ 56.364966][ T4069] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.365936][ T4069] gfs2_fill_super+0xe10/0x2010 [ 56.367015][ T4069] get_tree_bdev+0x360/0x54c [ 56.367942][ T4069] gfs2_get_tree+0x54/0x1b4 [ 56.368892][ T4069] vfs_get_tree+0x90/0x274 [ 56.369839][ T4069] do_new_mount+0x278/0x8fc [ 56.370825][ T4069] path_mount+0x594/0x101c [ 56.371767][ T4069] __arm64_sys_mount+0x510/0x5e0 [ 56.372732][ T4069] invoke_syscall+0x98/0x2b8 [ 56.373704][ T4069] el0_svc_common+0x138/0x258 [ 56.374805][ T4069] do_el0_svc+0x58/0x14c [ 56.375787][ T4069] el0_svc+0x7c/0x1f0 [ 56.376631][ T4069] el0t_64_sync_handler+0x84/0xe4 [ 56.377752][ T4069] el0t_64_sync+0x1a0/0x1a4 [ 56.379409][ T4072] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.380950][ T4072] CPU: 1 PID: 4072 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 56.382787][ T4072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.384970][ T4072] Call trace: [ 56.385751][ T4072] dump_backtrace+0x0/0x530 [ 56.386660][ T4072] show_stack+0x2c/0x3c [ 56.387492][ T4072] dump_stack_lvl+0x108/0x170 [ 56.388425][ T4072] dump_stack+0x1c/0x58 [ 56.389360][ T4072] sysfs_create_dir_ns+0x278/0x318 [ 56.390440][ T4072] kobject_add_internal+0x384/0x8f0 [ 56.391544][ T4072] kobject_init_and_add+0x130/0x1a0 [ 56.392645][ T4072] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.393630][ T4072] gfs2_fill_super+0xe10/0x2010 [ 56.394595][ T4072] get_tree_bdev+0x360/0x54c [ 56.394964][ T4071] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.395563][ T4072] gfs2_get_tree+0x54/0x1b4 [ 56.398213][ T4072] vfs_get_tree+0x90/0x274 [ 56.399258][ T4072] do_new_mount+0x278/0x8fc [ 56.400372][ T4072] path_mount+0x594/0x101c [ 56.401343][ T4072] __arm64_sys_mount+0x510/0x5e0 [ 56.402550][ T4072] invoke_syscall+0x98/0x2b8 [ 56.403504][ T4072] el0_svc_common+0x138/0x258 [ 56.404589][ T4072] do_el0_svc+0x58/0x14c [ 56.405527][ T4072] el0_svc+0x7c/0x1f0 [ 56.406407][ T4072] el0t_64_sync_handler+0x84/0xe4 [ 56.407530][ T4072] el0t_64_sync+0x1a0/0x1a4 [ 56.452139][ T4072] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.453868][ T4069] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.455456][ T4072] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.457956][ T4069] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.606881][ T4070] loop4: detected capacity change from 0 to 32768 executing program [ 56.648804][ T4070] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.650869][ T4070] CPU: 1 PID: 4070 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 56.652774][ T4070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.655023][ T4070] Call trace: [ 56.655754][ T4070] dump_backtrace+0x0/0x530 [ 56.656795][ T4070] show_stack+0x2c/0x3c [ 56.657742][ T4070] dump_stack_lvl+0x108/0x170 [ 56.658772][ T4070] dump_stack+0x1c/0x58 [ 56.659693][ T4070] sysfs_create_dir_ns+0x278/0x318 [ 56.660758][ T4070] kobject_add_internal+0x384/0x8f0 [ 56.661804][ T4070] kobject_init_and_add+0x130/0x1a0 [ 56.662842][ T4070] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.663846][ T4070] gfs2_fill_super+0xe10/0x2010 [ 56.664858][ T4070] get_tree_bdev+0x360/0x54c [ 56.665820][ T4070] gfs2_get_tree+0x54/0x1b4 [ 56.666835][ T4070] vfs_get_tree+0x90/0x274 [ 56.667752][ T4070] do_new_mount+0x278/0x8fc [ 56.668729][ T4070] path_mount+0x594/0x101c [ 56.669702][ T4070] __arm64_sys_mount+0x510/0x5e0 [ 56.670881][ T4070] invoke_syscall+0x98/0x2b8 [ 56.671910][ T4070] el0_svc_common+0x138/0x258 [ 56.672915][ T4070] do_el0_svc+0x58/0x14c [ 56.673856][ T4070] el0_svc+0x7c/0x1f0 [ 56.674772][ T4070] el0t_64_sync_handler+0x84/0xe4 [ 56.675857][ T4070] el0t_64_sync+0x1a0/0x1a4 [ 56.710876][ T4071] loop1: detected capacity change from 0 to 32768 [ 56.711256][ T4070] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.715469][ T4070] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.794248][ T4071] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.795928][ T4071] CPU: 0 PID: 4071 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 56.797631][ T4071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.799764][ T4071] Call trace: [ 56.800432][ T4071] dump_backtrace+0x0/0x530 [ 56.801289][ T4071] show_stack+0x2c/0x3c [ 56.802081][ T4071] dump_stack_lvl+0x108/0x170 [ 56.803045][ T4071] dump_stack+0x1c/0x58 [ 56.803859][ T4071] sysfs_create_dir_ns+0x278/0x318 [ 56.804834][ T4071] kobject_add_internal+0x384/0x8f0 [ 56.806000][ T4071] kobject_init_and_add+0x130/0x1a0 [ 56.807100][ T4071] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.808171][ T4071] gfs2_fill_super+0xe10/0x2010 [ 56.809181][ T4071] get_tree_bdev+0x360/0x54c [ 56.810166][ T4071] gfs2_get_tree+0x54/0x1b4 [ 56.811076][ T4071] vfs_get_tree+0x90/0x274 [ 56.812001][ T4071] do_new_mount+0x278/0x8fc [ 56.813081][ T4071] path_mount+0x594/0x101c [ 56.813969][ T4071] __arm64_sys_mount+0x510/0x5e0 [ 56.814916][ T4071] invoke_syscall+0x98/0x2b8 [ 56.815882][ T4071] el0_svc_common+0x138/0x258 [ 56.816999][ T4071] do_el0_svc+0x58/0x14c [ 56.817937][ T4071] el0_svc+0x7c/0x1f0 [ 56.818741][ T4071] el0t_64_sync_handler+0x84/0xe4 [ 56.819854][ T4071] el0t_64_sync+0x1a0/0x1a4 [ 56.861601][ T4071] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.865045][ T4071] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.909831][ T4072] loop2: detected capacity change from 0 to 32768 [ 56.917705][ T4073] loop3: detected capacity change from 0 to 32768 executing program [ 56.965981][ T4073] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.967764][ T4073] CPU: 1 PID: 4073 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 56.968135][ T4072] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.969531][ T4073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.973496][ T4073] Call trace: [ 56.974174][ T4073] dump_backtrace+0x0/0x530 [ 56.975106][ T4073] show_stack+0x2c/0x3c [ 56.975983][ T4073] dump_stack_lvl+0x108/0x170 [ 56.977024][ T4073] dump_stack+0x1c/0x58 [ 56.977880][ T4073] sysfs_create_dir_ns+0x278/0x318 [ 56.979021][ T4073] kobject_add_internal+0x384/0x8f0 [ 56.980071][ T4073] kobject_init_and_add+0x130/0x1a0 [ 56.981089][ T4073] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.981984][ T4073] gfs2_fill_super+0xe10/0x2010 [ 56.983033][ T4073] get_tree_bdev+0x360/0x54c [ 56.983933][ T4073] gfs2_get_tree+0x54/0x1b4 [ 56.984905][ T4073] vfs_get_tree+0x90/0x274 [ 56.985834][ T4073] do_new_mount+0x278/0x8fc [ 56.986780][ T4073] path_mount+0x594/0x101c [ 56.987693][ T4073] __arm64_sys_mount+0x510/0x5e0 [ 56.988650][ T4073] invoke_syscall+0x98/0x2b8 [ 56.989562][ T4073] el0_svc_common+0x138/0x258 [ 56.990500][ T4073] do_el0_svc+0x58/0x14c [ 56.991416][ T4073] el0_svc+0x7c/0x1f0 [ 56.992246][ T4073] el0t_64_sync_handler+0x84/0xe4 [ 56.993323][ T4073] el0t_64_sync+0x1a0/0x1a4 [ 57.003885][ T4072] CPU: 0 PID: 4072 Comm: syz-executor183 Not tainted 5.15.173-syzkaller #0 [ 57.005807][ T4072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.007869][ T4072] Call trace: [ 57.008620][ T4072] dump_backtrace+0x0/0x530 [ 57.009609][ T4072] show_stack+0x2c/0x3c [ 57.010525][ T4072] dump_stack_lvl+0x108/0x170 [ 57.011531][ T4072] dump_stack+0x1c/0x58 [ 57.012364][ T4072] sysfs_create_dir_ns+0x278/0x318 [ 57.013592][ T4072] kobject_add_internal+0x384/0x8f0 [ 57.014695][ T4072] kobject_init_and_add+0x130/0x1a0 [ 57.015774][ T4072] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.016668][ T4072] gfs2_fill_super+0xe10/0x2010 [ 57.017644][ T4072] get_tree_bdev+0x360/0x54c [ 57.018561][ T4072] gfs2_get_tree+0x54/0x1b4 [ 57.019580][ T4072] vfs_get_tree+0x90/0x274 [ 57.020556][ T4072] do_new_mount+0x278/0x8fc [ 57.021518][ T4072] path_mount+0x594/0x101c [ 57.022429][ T4072] __arm64_sys_mount+0x510/0x5e0 [ 57.023389][ T4072] invoke_syscall+0x98/0x2b8 [ 57.024393][ T4072] el0_svc_common+0x138/0x258 [ 57.025375][ T4072] do_el0_svc+0x58/0x14c [ 57.026219][ T4072] el0_svc+0x7c/0x1f0 [ 57.027071][ T4072] el0t_64_sync_handler+0x84/0xe4 [ 57.028081][ T4073] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.028282][ T4072] el0t_64_sync+0x1a0/0x1a4 [ 57.030804][ T4073] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 57.060952][ T4072] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.063744][ T4072] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program