Warning: Permanently added '10.128.0.154' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 45.891696][ T4025] loop1: detected capacity change from 0 to 32768 [ 45.936067][ T4025] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 45.945567][ T4025] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 45.969009][ T4025] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 46.036364][ T4026] loop0: detected capacity change from 0 to 32768 [ 46.070040][ T4024] loop3: detected capacity change from 0 to 32768 [ 46.078507][ T4025] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 46.084635][ T4027] loop4: detected capacity change from 0 to 32768 [ 46.110745][ T4030] loop2: detected capacity change from 0 to 32768 [ 46.130714][ T4026] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.132410][ T4026] CPU: 1 PID: 4026 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 46.134224][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.136289][ T4026] Call trace: [ 46.136937][ T4026] dump_backtrace+0x0/0x530 [ 46.137821][ T4026] show_stack+0x2c/0x3c [ 46.138654][ T4026] dump_stack_lvl+0x108/0x170 [ 46.139555][ T4026] dump_stack+0x1c/0x58 [ 46.140552][ T4026] sysfs_create_dir_ns+0x278/0x318 [ 46.141527][ T4026] kobject_add_internal+0x384/0x8f0 [ 46.142663][ T4026] kobject_init_and_add+0x130/0x1a0 [ 46.143765][ T4026] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.144797][ T4026] gfs2_fill_super+0xe10/0x2010 [ 46.145726][ T4026] get_tree_bdev+0x360/0x54c [ 46.146704][ T4026] gfs2_get_tree+0x54/0x1b4 [ 46.147595][ T4026] vfs_get_tree+0x90/0x274 [ 46.148576][ T4026] do_new_mount+0x278/0x8fc [ 46.149536][ T4026] path_mount+0x594/0x101c [ 46.150416][ T4026] __arm64_sys_mount+0x510/0x5e0 [ 46.151485][ T4026] invoke_syscall+0x98/0x2b8 [ 46.152409][ T4026] el0_svc_common+0x138/0x258 [ 46.153421][ T4026] do_el0_svc+0x58/0x14c [ 46.154344][ T4026] el0_svc+0x7c/0x1f0 [ 46.155181][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 46.156225][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 46.164600][ T4026] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.168636][ T4024] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.170235][ T4024] CPU: 0 PID: 4024 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 46.172283][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.174329][ T4024] Call trace: [ 46.175104][ T4024] dump_backtrace+0x0/0x530 [ 46.175647][ T4027] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.176157][ T4024] show_stack+0x2c/0x3c [ 46.178560][ T4024] dump_stack_lvl+0x108/0x170 [ 46.179558][ T4024] dump_stack+0x1c/0x58 [ 46.180597][ T4024] sysfs_create_dir_ns+0x278/0x318 [ 46.181709][ T4024] kobject_add_internal+0x384/0x8f0 [ 46.182869][ T4024] kobject_init_and_add+0x130/0x1a0 [ 46.183935][ T4024] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.184905][ T4024] gfs2_fill_super+0xe10/0x2010 [ 46.185991][ T4024] get_tree_bdev+0x360/0x54c [ 46.186929][ T4024] gfs2_get_tree+0x54/0x1b4 [ 46.187866][ T4024] vfs_get_tree+0x90/0x274 [ 46.188866][ T4024] do_new_mount+0x278/0x8fc [ 46.189821][ T4024] path_mount+0x594/0x101c [ 46.190726][ T4024] __arm64_sys_mount+0x510/0x5e0 [ 46.191753][ T4024] invoke_syscall+0x98/0x2b8 [ 46.192701][ T4024] el0_svc_common+0x138/0x258 [ 46.193808][ T4024] do_el0_svc+0x58/0x14c [ 46.194642][ T4024] el0_svc+0x7c/0x1f0 [ 46.195519][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 46.196674][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 46.205460][ T4026] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.209245][ T4030] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.210777][ T4030] CPU: 1 PID: 4030 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 46.212473][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.214416][ T4030] Call trace: [ 46.215045][ T4030] dump_backtrace+0x0/0x530 [ 46.215986][ T4030] show_stack+0x2c/0x3c [ 46.216813][ T4030] dump_stack_lvl+0x108/0x170 [ 46.217826][ T4030] dump_stack+0x1c/0x58 [ 46.218689][ T4030] sysfs_create_dir_ns+0x278/0x318 [ 46.219803][ T4030] kobject_add_internal+0x384/0x8f0 [ 46.220918][ T4030] kobject_init_and_add+0x130/0x1a0 [ 46.222111][ T4030] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.223181][ T4030] gfs2_fill_super+0xe10/0x2010 [ 46.224204][ T4030] get_tree_bdev+0x360/0x54c [ 46.225185][ T4030] gfs2_get_tree+0x54/0x1b4 [ 46.226161][ T4030] vfs_get_tree+0x90/0x274 [ 46.227175][ T4030] do_new_mount+0x278/0x8fc [ 46.228200][ T4030] path_mount+0x594/0x101c [ 46.229217][ T4030] __arm64_sys_mount+0x510/0x5e0 [ 46.230282][ T4030] invoke_syscall+0x98/0x2b8 [ 46.231193][ T4030] el0_svc_common+0x138/0x258 [ 46.232142][ T4030] do_el0_svc+0x58/0x14c [ 46.232947][ T4030] el0_svc+0x7c/0x1f0 [ 46.233798][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 46.234965][ T4030] el0t_64_sync+0x1a0/0x1a4 [ 46.235468][ T4024] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.240021][ T4027] CPU: 0 PID: 4027 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 46.241874][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.243983][ T4027] Call trace: [ 46.244699][ T4027] dump_backtrace+0x0/0x530 [ 46.245722][ T4027] show_stack+0x2c/0x3c [ 46.246608][ T4027] dump_stack_lvl+0x108/0x170 [ 46.247686][ T4027] dump_stack+0x1c/0x58 [ 46.248578][ T4027] sysfs_create_dir_ns+0x278/0x318 [ 46.249877][ T4027] kobject_add_internal+0x384/0x8f0 [ 46.251089][ T4027] kobject_init_and_add+0x130/0x1a0 [ 46.252183][ T4027] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.253197][ T4027] gfs2_fill_super+0xe10/0x2010 [ 46.254238][ T4027] get_tree_bdev+0x360/0x54c [ 46.255168][ T4027] gfs2_get_tree+0x54/0x1b4 [ 46.256163][ T4027] vfs_get_tree+0x90/0x274 [ 46.257100][ T4027] do_new_mount+0x278/0x8fc [ 46.258126][ T4027] path_mount+0x594/0x101c [ 46.259039][ T4027] __arm64_sys_mount+0x510/0x5e0 [ 46.260055][ T4027] invoke_syscall+0x98/0x2b8 [ 46.261050][ T4027] el0_svc_common+0x138/0x258 [ 46.262021][ T4027] do_el0_svc+0x58/0x14c [ 46.262967][ T4027] el0_svc+0x7c/0x1f0 [ 46.263933][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 46.264967][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 46.273601][ T4024] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.341578][ T4030] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.344706][ T4030] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.347364][ T4027] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.350163][ T4027] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.957544][ T4030] loop2: detected capacity change from 0 to 32768 [ 47.017048][ T4030] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 47.018733][ T4030] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 47.022923][ T4030] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 47.037328][ T1535] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 47.038870][ T1535] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 47.046965][ T4024] loop3: detected capacity change from 0 to 32768 [ 47.096455][ T1535] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 57ms [ 47.098400][ T1535] gfs2: fsid=syz:syz.0: jid=0: Done executing program [ 47.099927][ T4030] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 47.130165][ T4027] loop4: detected capacity change from 0 to 32768 [ 47.154421][ T4024] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.156168][ T4024] CPU: 1 PID: 4024 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 47.158115][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.160264][ T4024] Call trace: [ 47.160859][ T4024] dump_backtrace+0x0/0x530 [ 47.161857][ T4024] show_stack+0x2c/0x3c [ 47.162698][ T4024] dump_stack_lvl+0x108/0x170 [ 47.163708][ T4024] dump_stack+0x1c/0x58 [ 47.164612][ T4024] sysfs_create_dir_ns+0x278/0x318 [ 47.165728][ T4024] kobject_add_internal+0x384/0x8f0 [ 47.166925][ T4024] kobject_init_and_add+0x130/0x1a0 [ 47.166941][ T4027] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.168035][ T4024] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.170449][ T4024] gfs2_fill_super+0xe10/0x2010 [ 47.171527][ T4024] get_tree_bdev+0x360/0x54c [ 47.172463][ T4024] gfs2_get_tree+0x54/0x1b4 [ 47.173540][ T4024] vfs_get_tree+0x90/0x274 [ 47.174524][ T4024] do_new_mount+0x278/0x8fc [ 47.175450][ T4024] path_mount+0x594/0x101c [ 47.176347][ T4024] __arm64_sys_mount+0x510/0x5e0 [ 47.177424][ T4024] invoke_syscall+0x98/0x2b8 [ 47.178374][ T4024] el0_svc_common+0x138/0x258 [ 47.179303][ T4024] do_el0_svc+0x58/0x14c [ 47.180294][ T4024] el0_svc+0x7c/0x1f0 [ 47.181195][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 47.182304][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 47.183488][ T4027] CPU: 0 PID: 4027 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 47.185359][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.187558][ T4027] Call trace: [ 47.188347][ T4027] dump_backtrace+0x0/0x530 [ 47.189302][ T4027] show_stack+0x2c/0x3c [ 47.190206][ T4027] dump_stack_lvl+0x108/0x170 [ 47.191126][ T4027] dump_stack+0x1c/0x58 [ 47.192004][ T4027] sysfs_create_dir_ns+0x278/0x318 [ 47.193062][ T4027] kobject_add_internal+0x384/0x8f0 [ 47.194223][ T4027] kobject_init_and_add+0x130/0x1a0 [ 47.195294][ T4027] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.196324][ T4027] gfs2_fill_super+0xe10/0x2010 [ 47.197402][ T4027] get_tree_bdev+0x360/0x54c [ 47.198422][ T4027] gfs2_get_tree+0x54/0x1b4 [ 47.199390][ T4027] vfs_get_tree+0x90/0x274 [ 47.200322][ T4027] do_new_mount+0x278/0x8fc [ 47.201255][ T4027] path_mount+0x594/0x101c [ 47.202230][ T4027] __arm64_sys_mount+0x510/0x5e0 [ 47.203226][ T4027] invoke_syscall+0x98/0x2b8 [ 47.204147][ T4027] el0_svc_common+0x138/0x258 [ 47.205094][ T4027] do_el0_svc+0x58/0x14c [ 47.206008][ T4027] el0_svc+0x7c/0x1f0 [ 47.206810][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 47.207834][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 47.251588][ T4024] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.256309][ T4030] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 47.261739][ T4024] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.270469][ T149] [ 47.271011][ T149] ====================================================== [ 47.272456][ T149] WARNING: possible circular locking dependency detected [ 47.273811][ T149] 5.15.173-syzkaller #0 Not tainted [ 47.274850][ T149] ------------------------------------------------------ [ 47.276355][ T149] kworker/0:1H/149 is trying to acquire lock: [ 47.277678][ T149] ffff0000cf3b80e0 (&type->s_umount_key#41){+.+.}-{3:3}, at: freeze_super+0x5c/0x388 [ 47.279637][ T149] [ 47.279637][ T149] but task is already holding lock: [ 47.281226][ T149] ffff80001d797c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 47.283675][ T149] [ 47.283675][ T149] which lock already depends on the new lock. [ 47.283675][ T149] [ 47.285892][ T149] [ 47.285892][ T149] the existing dependency chain (in reverse order) is: [ 47.287625][ T4026] loop0: detected capacity change from 0 to 32768 [ 47.287748][ T149] [ 47.287748][ T149] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 47.291043][ T149] process_one_work+0x6d4/0x11b8 [ 47.292159][ T149] worker_thread+0x910/0x1034 [ 47.293195][ T149] kthread+0x37c/0x45c [ 47.294114][ T149] ret_from_fork+0x10/0x20 [ 47.295142][ T149] [ 47.295142][ T149] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 47.296969][ T149] flush_workqueue+0x14c/0x11c4 [ 47.298279][ T149] gfs2_gl_hash_clear+0xbc/0x2f4 [ 47.299008][ T4027] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.299480][ T149] gfs2_put_super+0x5e4/0x684 [ 47.302365][ T4027] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.303398][ T149] generic_shutdown_super+0x130/0x2f0 [ 47.305924][ T149] kill_block_super+0x70/0xdc [ 47.307076][ T149] gfs2_kill_sb+0xc0/0xd4 [ 47.308104][ T149] deactivate_locked_super+0xb8/0x13c [ 47.309342][ T149] deactivate_super+0x108/0x128 [ 47.310379][ T149] cleanup_mnt+0x3c0/0x474 [ 47.311378][ T149] __cleanup_mnt+0x20/0x30 [ 47.312556][ T149] task_work_run+0x130/0x1e4 [ 47.313628][ T149] do_notify_resume+0x262c/0x32b8 [ 47.314927][ T149] el0_svc+0xfc/0x1f0 [ 47.316095][ T149] el0t_64_sync_handler+0x84/0xe4 [ 47.316113][ T4026] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.317435][ T149] el0t_64_sync+0x1a0/0x1a4 [ 47.318880][ T4026] CPU: 1 PID: 4026 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 47.319882][ T149] [ 47.319882][ T149] -> #0 ( [ 47.321534][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.321547][ T4026] Call trace: [ 47.322638][ T149] &type->s_umount_key [ 47.324682][ T4026] dump_backtrace+0x0/0x530 [ 47.325369][ T149] #41){+.+.}-{3:3} [ 47.326332][ T4026] show_stack+0x2c/0x3c [ 47.327209][ T149] : [ 47.327215][ T149] __lock_acquire+0x32d4/0x7638 [ 47.327872][ T4026] dump_stack_lvl+0x108/0x170 [ 47.328774][ T149] lock_acquire+0x240/0x77c [ 47.329343][ T4026] dump_stack+0x1c/0x58 [ 47.330393][ T149] down_write+0xbc/0x12c [ 47.331312][ T4026] sysfs_create_dir_ns+0x278/0x318 [ 47.332282][ T149] freeze_super+0x5c/0x388 [ 47.333186][ T4026] kobject_add_internal+0x384/0x8f0 [ 47.334245][ T149] freeze_go_sync+0x128/0x31c [ 47.335317][ T4026] kobject_init_and_add+0x130/0x1a0 [ 47.336421][ T149] do_xmote+0x304/0x1054 [ 47.337492][ T4026] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.338700][ T149] run_queue+0x3f8/0x6bc [ 47.339750][ T4026] gfs2_fill_super+0xe10/0x2010 [ 47.340684][ T149] glock_work_func+0x27c/0x470 [ 47.341735][ T4026] get_tree_bdev+0x360/0x54c [ 47.342729][ T149] process_one_work+0x790/0x11b8 [ 47.343762][ T4026] gfs2_get_tree+0x54/0x1b4 [ 47.344774][ T149] worker_thread+0x910/0x1034 [ 47.345764][ T4026] vfs_get_tree+0x90/0x274 [ 47.346897][ T149] kthread+0x37c/0x45c [ 47.347885][ T4026] do_new_mount+0x278/0x8fc [ 47.348970][ T149] ret_from_fork+0x10/0x20 [ 47.349831][ T4026] path_mount+0x594/0x101c [ 47.350796][ T149] [ 47.350796][ T149] other info that might help us debug this: [ 47.350796][ T149] [ 47.351789][ T4026] __arm64_sys_mount+0x510/0x5e0 [ 47.352801][ T149] Chain exists of: [ 47.352801][ T149] [ 47.353807][ T4026] invoke_syscall+0x98/0x2b8 [ 47.355874][ T149] &type->s_umount_key [ 47.356870][ T4026] el0_svc_common+0x138/0x258 [ 47.358032][ T149] #41 [ 47.359012][ T4026] do_el0_svc+0x58/0x14c [ 47.359883][ T149] --> [ 47.360931][ T4026] el0_svc+0x7c/0x1f0 [ 47.361493][ T149] (wq_completion)glock_workqueue [ 47.362413][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 47.362957][ T149] --> (work_completion)(&(&gl->gl_work)->work) [ 47.363756][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 47.364787][ T149] [ 47.364787][ T149] [ 47.369109][ T149] Possible unsafe locking scenario: [ 47.369109][ T149] [ 47.370580][ T149] CPU0 CPU1 [ 47.371672][ T149] ---- ---- [ 47.372878][ T149] lock((work_completion)(&(&gl->gl_work)->work)); [ 47.374322][ T149] lock((wq_completion)glock_workqueue); [ 47.376169][ T149] lock((work_completion)(&(&gl->gl_work)->work)); [ 47.378047][ T149] lock(&type->s_umount_key#41); [ 47.379019][ T149] [ 47.379019][ T149] *** DEADLOCK *** [ 47.379019][ T149] [ 47.380557][ T149] 2 locks held by kworker/0:1H/149: [ 47.381622][ T149] #0: ffff0000c69cd538 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 [ 47.383901][ T149] #1: ffff80001d797c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 47.386150][ T149] [ 47.386150][ T149] stack backtrace: [ 47.387411][ T149] CPU: 0 PID: 149 Comm: kworker/0:1H Not tainted 5.15.173-syzkaller #0 [ 47.389282][ T149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.391538][ T149] Workqueue: glock_workqueue glock_work_func [ 47.392795][ T149] Call trace: [ 47.393465][ T149] dump_backtrace+0x0/0x530 [ 47.394431][ T149] show_stack+0x2c/0x3c [ 47.395358][ T149] dump_stack_lvl+0x108/0x170 [ 47.396334][ T149] dump_stack+0x1c/0x58 [ 47.397253][ T149] print_circular_bug+0x150/0x1b8 [ 47.398231][ T149] check_noncircular+0x2cc/0x378 [ 47.399190][ T149] __lock_acquire+0x32d4/0x7638 [ 47.400147][ T149] lock_acquire+0x240/0x77c [ 47.401014][ T149] down_write+0xbc/0x12c [ 47.401998][ T149] freeze_super+0x5c/0x388 [ 47.403018][ T149] freeze_go_sync+0x128/0x31c [ 47.404101][ T149] do_xmote+0x304/0x1054 [ 47.405133][ T149] run_queue+0x3f8/0x6bc [ 47.405992][ T149] glock_work_func+0x27c/0x470 [ 47.406955][ T149] process_one_work+0x790/0x11b8 [ 47.408118][ T149] worker_thread+0x910/0x1034 [ 47.409317][ T149] kthread+0x37c/0x45c [ 47.410192][ T149] ret_from_fork+0x10/0x20 [ 47.411575][ T4026] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.414186][ T4026] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.538422][ T4033] loop1: detected capacity change from 0 to 32768 executing program executing program executing program [ 47.646642][ T4033] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.648268][ T4033] CPU: 1 PID: 4033 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 47.650052][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.651836][ T4033] Call trace: [ 47.652340][ T4033] dump_backtrace+0x0/0x530 [ 47.653243][ T4033] show_stack+0x2c/0x3c [ 47.654097][ T4033] dump_stack_lvl+0x108/0x170 [ 47.655168][ T4033] dump_stack+0x1c/0x58 [ 47.655934][ T4033] sysfs_create_dir_ns+0x278/0x318 [ 47.656956][ T4033] kobject_add_internal+0x384/0x8f0 [ 47.657995][ T4033] kobject_init_and_add+0x130/0x1a0 [ 47.659208][ T4033] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.660254][ T4033] gfs2_fill_super+0xe10/0x2010 [ 47.661322][ T4033] get_tree_bdev+0x360/0x54c [ 47.662316][ T4033] gfs2_get_tree+0x54/0x1b4 [ 47.663272][ T4033] vfs_get_tree+0x90/0x274 [ 47.664139][ T4033] do_new_mount+0x278/0x8fc [ 47.665089][ T4033] path_mount+0x594/0x101c [ 47.665943][ T4033] __arm64_sys_mount+0x510/0x5e0 [ 47.667019][ T4033] invoke_syscall+0x98/0x2b8 [ 47.667923][ T4033] el0_svc_common+0x138/0x258 [ 47.668873][ T4033] do_el0_svc+0x58/0x14c [ 47.669873][ T4033] el0_svc+0x7c/0x1f0 [ 47.670656][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 47.671730][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 47.726007][ T4033] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.728582][ T4033] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.885346][ T4036] loop4: detected capacity change from 0 to 32768 [ 47.909015][ T4036] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.910565][ T4036] CPU: 1 PID: 4036 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 47.912430][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.914675][ T4036] Call trace: [ 47.915279][ T4036] dump_backtrace+0x0/0x530 [ 47.916247][ T4036] show_stack+0x2c/0x3c [ 47.917263][ T4036] dump_stack_lvl+0x108/0x170 [ 47.918205][ T4036] dump_stack+0x1c/0x58 [ 47.919263][ T4036] sysfs_create_dir_ns+0x278/0x318 [ 47.920319][ T4036] kobject_add_internal+0x384/0x8f0 [ 47.921428][ T4036] kobject_init_and_add+0x130/0x1a0 [ 47.922447][ T4036] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.923504][ T4036] gfs2_fill_super+0xe10/0x2010 [ 47.924523][ T4036] get_tree_bdev+0x360/0x54c [ 47.925666][ T4036] gfs2_get_tree+0x54/0x1b4 [ 47.926793][ T4036] vfs_get_tree+0x90/0x274 [ 47.927753][ T4036] do_new_mount+0x278/0x8fc [ 47.928828][ T4036] path_mount+0x594/0x101c [ 47.929800][ T4036] __arm64_sys_mount+0x510/0x5e0 [ 47.930798][ T4036] invoke_syscall+0x98/0x2b8 [ 47.931705][ T4036] el0_svc_common+0x138/0x258 [ 47.932655][ T4036] do_el0_svc+0x58/0x14c [ 47.933567][ T4036] el0_svc+0x7c/0x1f0 [ 47.934532][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 47.935699][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 47.949035][ T4036] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.951729][ T4036] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.964500][ T4038] loop0: detected capacity change from 0 to 32768 [ 47.978147][ T4038] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.985462][ T4038] CPU: 0 PID: 4038 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 47.987346][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.989704][ T4038] Call trace: [ 47.990404][ T4038] dump_backtrace+0x0/0x530 [ 47.991384][ T4038] show_stack+0x2c/0x3c [ 47.992336][ T4038] dump_stack_lvl+0x108/0x170 [ 47.993375][ T4038] dump_stack+0x1c/0x58 [ 47.994245][ T4038] sysfs_create_dir_ns+0x278/0x318 [ 47.995287][ T4038] kobject_add_internal+0x384/0x8f0 [ 47.996356][ T4038] kobject_init_and_add+0x130/0x1a0 [ 47.997513][ T4038] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.998506][ T4038] gfs2_fill_super+0xe10/0x2010 [ 47.999519][ T4038] get_tree_bdev+0x360/0x54c [ 48.000502][ T4038] gfs2_get_tree+0x54/0x1b4 [ 48.001511][ T4038] vfs_get_tree+0x90/0x274 [ 48.002579][ T4038] do_new_mount+0x278/0x8fc [ 48.003488][ T4038] path_mount+0x594/0x101c [ 48.004455][ T4038] __arm64_sys_mount+0x510/0x5e0 [ 48.005461][ T4038] invoke_syscall+0x98/0x2b8 [ 48.006408][ T4038] el0_svc_common+0x138/0x258 [ 48.007469][ T4038] do_el0_svc+0x58/0x14c [ 48.008396][ T4038] el0_svc+0x7c/0x1f0 [ 48.009202][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 48.010187][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 48.014378][ T4037] loop3: detected capacity change from 0 to 32768 [ 48.015948][ T4038] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.018663][ T4038] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.095724][ T4037] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.097444][ T4037] CPU: 0 PID: 4037 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 48.099168][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.101099][ T4037] Call trace: [ 48.101713][ T4037] dump_backtrace+0x0/0x530 [ 48.102726][ T4037] show_stack+0x2c/0x3c [ 48.103736][ T4037] dump_stack_lvl+0x108/0x170 [ 48.104718][ T4037] dump_stack+0x1c/0x58 [ 48.105637][ T4037] sysfs_create_dir_ns+0x278/0x318 [ 48.106708][ T4037] kobject_add_internal+0x384/0x8f0 [ 48.107886][ T4037] kobject_init_and_add+0x130/0x1a0 [ 48.109143][ T4037] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.110235][ T4037] gfs2_fill_super+0xe10/0x2010 [ 48.111274][ T4037] get_tree_bdev+0x360/0x54c [ 48.112271][ T4037] gfs2_get_tree+0x54/0x1b4 [ 48.113098][ T4037] vfs_get_tree+0x90/0x274 [ 48.114001][ T4037] do_new_mount+0x278/0x8fc [ 48.114925][ T4037] path_mount+0x594/0x101c [ 48.115806][ T4037] __arm64_sys_mount+0x510/0x5e0 [ 48.116929][ T4037] invoke_syscall+0x98/0x2b8 [ 48.117938][ T4037] el0_svc_common+0x138/0x258 [ 48.118989][ T4037] do_el0_svc+0x58/0x14c [ 48.119872][ T4037] el0_svc+0x7c/0x1f0 [ 48.120881][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 48.121865][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 48.186481][ T4037] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.189101][ T4037] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.209866][ T4033] loop1: detected capacity change from 0 to 32768 [ 48.275292][ T4036] loop4: detected capacity change from 0 to 32768 [ 48.295877][ T4033] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.297521][ T4033] CPU: 0 PID: 4033 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 48.299188][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.301172][ T4033] Call trace: [ 48.301808][ T4033] dump_backtrace+0x0/0x530 [ 48.302763][ T4033] show_stack+0x2c/0x3c [ 48.303623][ T4033] dump_stack_lvl+0x108/0x170 [ 48.304585][ T4033] dump_stack+0x1c/0x58 [ 48.305333][ T4033] sysfs_create_dir_ns+0x278/0x318 [ 48.306461][ T4033] kobject_add_internal+0x384/0x8f0 [ 48.307548][ T4033] kobject_init_and_add+0x130/0x1a0 [ 48.308622][ T4033] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.309577][ T4033] gfs2_fill_super+0xe10/0x2010 [ 48.310548][ T4033] get_tree_bdev+0x360/0x54c [ 48.311544][ T4033] gfs2_get_tree+0x54/0x1b4 [ 48.312636][ T4033] vfs_get_tree+0x90/0x274 [ 48.313756][ T4033] do_new_mount+0x278/0x8fc [ 48.314703][ T4033] path_mount+0x594/0x101c [ 48.315804][ T4033] __arm64_sys_mount+0x510/0x5e0 [ 48.316937][ T4033] invoke_syscall+0x98/0x2b8 [ 48.317880][ T4033] el0_svc_common+0x138/0x258 [ 48.318820][ T4033] do_el0_svc+0x58/0x14c [ 48.319709][ T4033] el0_svc+0x7c/0x1f0 [ 48.320666][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 48.321649][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 48.365017][ T4033] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.365184][ T4036] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.369997][ T4036] CPU: 0 PID: 4036 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 48.371791][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.373740][ T4036] Call trace: [ 48.373865][ T4033] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.374335][ T4036] dump_backtrace+0x0/0x530 [ 48.376696][ T4036] show_stack+0x2c/0x3c [ 48.377598][ T4036] dump_stack_lvl+0x108/0x170 [ 48.378576][ T4036] dump_stack+0x1c/0x58 [ 48.379408][ T4036] sysfs_create_dir_ns+0x278/0x318 [ 48.380475][ T4036] kobject_add_internal+0x384/0x8f0 [ 48.381494][ T4036] kobject_init_and_add+0x130/0x1a0 [ 48.382476][ T4036] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.383478][ T4036] gfs2_fill_super+0xe10/0x2010 [ 48.384561][ T4036] get_tree_bdev+0x360/0x54c [ 48.385591][ T4036] gfs2_get_tree+0x54/0x1b4 [ 48.386600][ T4036] vfs_get_tree+0x90/0x274 [ 48.387560][ T4036] do_new_mount+0x278/0x8fc [ 48.388542][ T4036] path_mount+0x594/0x101c [ 48.389514][ T4036] __arm64_sys_mount+0x510/0x5e0 [ 48.390554][ T4036] invoke_syscall+0x98/0x2b8 [ 48.391572][ T4036] el0_svc_common+0x138/0x258 [ 48.392625][ T4036] do_el0_svc+0x58/0x14c [ 48.393514][ T4036] el0_svc+0x7c/0x1f0 executing program [ 48.394443][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 48.395504][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 48.449424][ T4038] loop0: detected capacity change from 0 to 32768 [ 48.455825][ T4036] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.458648][ T4036] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.516127][ T4038] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.517645][ T4038] CPU: 0 PID: 4038 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 48.519337][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.521335][ T4038] Call trace: [ 48.522031][ T4038] dump_backtrace+0x0/0x530 [ 48.523052][ T4038] show_stack+0x2c/0x3c [ 48.523853][ T4038] dump_stack_lvl+0x108/0x170 [ 48.524921][ T4038] dump_stack+0x1c/0x58 [ 48.525813][ T4038] sysfs_create_dir_ns+0x278/0x318 [ 48.526934][ T4038] kobject_add_internal+0x384/0x8f0 [ 48.528164][ T4038] kobject_init_and_add+0x130/0x1a0 [ 48.529368][ T4038] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.530430][ T4038] gfs2_fill_super+0xe10/0x2010 [ 48.531406][ T4038] get_tree_bdev+0x360/0x54c [ 48.532360][ T4038] gfs2_get_tree+0x54/0x1b4 [ 48.533283][ T4038] vfs_get_tree+0x90/0x274 [ 48.534377][ T4038] do_new_mount+0x278/0x8fc [ 48.535456][ T4038] path_mount+0x594/0x101c [ 48.536518][ T4038] __arm64_sys_mount+0x510/0x5e0 [ 48.537596][ T4038] invoke_syscall+0x98/0x2b8 [ 48.538532][ T4038] el0_svc_common+0x138/0x258 [ 48.539604][ T4038] do_el0_svc+0x58/0x14c [ 48.540542][ T4038] el0_svc+0x7c/0x1f0 [ 48.541477][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 48.542660][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 48.586407][ T4038] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.589253][ T4038] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.638729][ T4037] loop3: detected capacity change from 0 to 32768 executing program [ 48.662808][ T4039] loop1: detected capacity change from 0 to 32768 [ 48.686671][ T4037] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.688491][ T4037] CPU: 0 PID: 4037 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 48.690283][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.692380][ T4037] Call trace: [ 48.693048][ T4037] dump_backtrace+0x0/0x530 [ 48.694008][ T4037] show_stack+0x2c/0x3c [ 48.694838][ T4037] dump_stack_lvl+0x108/0x170 [ 48.695835][ T4037] dump_stack+0x1c/0x58 [ 48.696721][ T4037] sysfs_create_dir_ns+0x278/0x318 [ 48.697875][ T4037] kobject_add_internal+0x384/0x8f0 [ 48.698988][ T4037] kobject_init_and_add+0x130/0x1a0 [ 48.700053][ T4037] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.701170][ T4037] gfs2_fill_super+0xe10/0x2010 [ 48.702283][ T4037] get_tree_bdev+0x360/0x54c [ 48.703308][ T4037] gfs2_get_tree+0x54/0x1b4 [ 48.704367][ T4037] vfs_get_tree+0x90/0x274 [ 48.705233][ T4037] do_new_mount+0x278/0x8fc [ 48.706152][ T4037] path_mount+0x594/0x101c [ 48.707122][ T4037] __arm64_sys_mount+0x510/0x5e0 [ 48.708318][ T4037] invoke_syscall+0x98/0x2b8 [ 48.709342][ T4037] el0_svc_common+0x138/0x258 [ 48.710506][ T4037] do_el0_svc+0x58/0x14c [ 48.711278][ T4037] el0_svc+0x7c/0x1f0 [ 48.712146][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 48.713197][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 48.719333][ T4039] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.721680][ T4039] CPU: 1 PID: 4039 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 48.723602][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.725575][ T4039] Call trace: [ 48.726273][ T4039] dump_backtrace+0x0/0x530 [ 48.727240][ T4039] show_stack+0x2c/0x3c [ 48.728062][ T4039] dump_stack_lvl+0x108/0x170 [ 48.729084][ T4039] dump_stack+0x1c/0x58 [ 48.729979][ T4039] sysfs_create_dir_ns+0x278/0x318 [ 48.731091][ T4039] kobject_add_internal+0x384/0x8f0 [ 48.732288][ T4039] kobject_init_and_add+0x130/0x1a0 [ 48.733401][ T4039] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.734447][ T4039] gfs2_fill_super+0xe10/0x2010 [ 48.735460][ T4039] get_tree_bdev+0x360/0x54c [ 48.736416][ T4039] gfs2_get_tree+0x54/0x1b4 [ 48.737360][ T4039] vfs_get_tree+0x90/0x274 [ 48.738237][ T4039] do_new_mount+0x278/0x8fc [ 48.739086][ T4039] path_mount+0x594/0x101c [ 48.739959][ T4039] __arm64_sys_mount+0x510/0x5e0 [ 48.740994][ T4039] invoke_syscall+0x98/0x2b8 [ 48.741932][ T4039] el0_svc_common+0x138/0x258 [ 48.743085][ T4039] do_el0_svc+0x58/0x14c [ 48.744006][ T4039] el0_svc+0x7c/0x1f0 [ 48.744771][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 48.745492][ T4037] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.745964][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 48.748846][ T4037] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.772823][ T4039] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.777237][ T4039] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 48.873625][ T4040] loop4: detected capacity change from 0 to 32768 executing program [ 48.990206][ T4040] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.992022][ T4040] CPU: 0 PID: 4040 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 48.993680][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.995631][ T4040] Call trace: [ 48.996227][ T4040] dump_backtrace+0x0/0x530 [ 48.997150][ T4040] show_stack+0x2c/0x3c [ 48.997970][ T4040] dump_stack_lvl+0x108/0x170 [ 48.999143][ T4040] dump_stack+0x1c/0x58 [ 49.000020][ T4040] sysfs_create_dir_ns+0x278/0x318 [ 49.001156][ T4040] kobject_add_internal+0x384/0x8f0 [ 49.002252][ T4040] kobject_init_and_add+0x130/0x1a0 [ 49.003346][ T4040] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.004467][ T4040] gfs2_fill_super+0xe10/0x2010 [ 49.005475][ T4040] get_tree_bdev+0x360/0x54c [ 49.006471][ T4040] gfs2_get_tree+0x54/0x1b4 [ 49.007451][ T4040] vfs_get_tree+0x90/0x274 [ 49.008453][ T4040] do_new_mount+0x278/0x8fc [ 49.009470][ T4040] path_mount+0x594/0x101c [ 49.010322][ T4040] __arm64_sys_mount+0x510/0x5e0 [ 49.011347][ T4040] invoke_syscall+0x98/0x2b8 [ 49.012321][ T4040] el0_svc_common+0x138/0x258 [ 49.013329][ T4040] do_el0_svc+0x58/0x14c [ 49.014248][ T4040] el0_svc+0x7c/0x1f0 [ 49.015090][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 49.016152][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 49.028988][ T4040] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.032088][ T4040] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.095974][ T4041] loop0: detected capacity change from 0 to 32768 [ 49.185872][ T4041] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.187460][ T4041] CPU: 1 PID: 4041 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 49.189211][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.191354][ T4041] Call trace: [ 49.192032][ T4041] dump_backtrace+0x0/0x530 [ 49.192904][ T4041] show_stack+0x2c/0x3c [ 49.193735][ T4041] dump_stack_lvl+0x108/0x170 [ 49.194712][ T4041] dump_stack+0x1c/0x58 [ 49.195627][ T4041] sysfs_create_dir_ns+0x278/0x318 [ 49.196630][ T4041] kobject_add_internal+0x384/0x8f0 [ 49.197840][ T4041] kobject_init_and_add+0x130/0x1a0 [ 49.198956][ T4041] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.199959][ T4041] gfs2_fill_super+0xe10/0x2010 [ 49.200929][ T4041] get_tree_bdev+0x360/0x54c [ 49.201931][ T4041] gfs2_get_tree+0x54/0x1b4 [ 49.202934][ T4041] vfs_get_tree+0x90/0x274 [ 49.203824][ T4041] do_new_mount+0x278/0x8fc [ 49.204806][ T4041] path_mount+0x594/0x101c [ 49.205660][ T4041] __arm64_sys_mount+0x510/0x5e0 [ 49.206613][ T4041] invoke_syscall+0x98/0x2b8 [ 49.207579][ T4041] el0_svc_common+0x138/0x258 [ 49.208576][ T4041] do_el0_svc+0x58/0x14c [ 49.209521][ T4041] el0_svc+0x7c/0x1f0 [ 49.210246][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 49.211346][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 49.264360][ T4041] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.267350][ T4041] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.268940][ T4040] loop4: detected capacity change from 0 to 32768 [ 49.287813][ T4040] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.289353][ T4040] CPU: 0 PID: 4040 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 49.291122][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.293123][ T4040] Call trace: [ 49.293704][ T4040] dump_backtrace+0x0/0x530 [ 49.294564][ T4040] show_stack+0x2c/0x3c [ 49.295356][ T4040] dump_stack_lvl+0x108/0x170 [ 49.296284][ T4040] dump_stack+0x1c/0x58 [ 49.297348][ T4040] sysfs_create_dir_ns+0x278/0x318 [ 49.298543][ T4040] kobject_add_internal+0x384/0x8f0 [ 49.299645][ T4040] kobject_init_and_add+0x130/0x1a0 [ 49.300697][ T4040] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.301752][ T4040] gfs2_fill_super+0xe10/0x2010 [ 49.302765][ T4040] get_tree_bdev+0x360/0x54c [ 49.303627][ T4040] gfs2_get_tree+0x54/0x1b4 [ 49.304585][ T4040] vfs_get_tree+0x90/0x274 [ 49.305493][ T4040] do_new_mount+0x278/0x8fc [ 49.305879][ T4039] loop1: detected capacity change from 0 to 32768 [ 49.306389][ T4040] path_mount+0x594/0x101c [ 49.308534][ T4040] __arm64_sys_mount+0x510/0x5e0 [ 49.309621][ T4040] invoke_syscall+0x98/0x2b8 [ 49.310632][ T4040] el0_svc_common+0x138/0x258 [ 49.311679][ T4040] do_el0_svc+0x58/0x14c [ 49.312590][ T4040] el0_svc+0x7c/0x1f0 [ 49.313454][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 49.314483][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 49.326145][ T4040] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.328795][ T4040] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.335132][ T4042] loop3: detected capacity change from 0 to 32768 [ 49.386555][ T4042] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.388441][ T4042] CPU: 1 PID: 4042 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 49.390213][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.392230][ T4042] Call trace: [ 49.392910][ T4042] dump_backtrace+0x0/0x530 [ 49.393846][ T4042] show_stack+0x2c/0x3c [ 49.394695][ T4042] dump_stack_lvl+0x108/0x170 [ 49.395646][ T4042] dump_stack+0x1c/0x58 [ 49.396554][ T4042] sysfs_create_dir_ns+0x278/0x318 [ 49.397602][ T4042] kobject_add_internal+0x384/0x8f0 [ 49.398638][ T4042] kobject_init_and_add+0x130/0x1a0 [ 49.399734][ T4042] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.400770][ T4042] gfs2_fill_super+0xe10/0x2010 [ 49.401888][ T4042] get_tree_bdev+0x360/0x54c [ 49.402921][ T4042] gfs2_get_tree+0x54/0x1b4 [ 49.403903][ T4042] vfs_get_tree+0x90/0x274 [ 49.404817][ T4042] do_new_mount+0x278/0x8fc [ 49.405788][ T4042] path_mount+0x594/0x101c [ 49.406821][ T4042] __arm64_sys_mount+0x510/0x5e0 [ 49.407872][ T4042] invoke_syscall+0x98/0x2b8 [ 49.408821][ T4042] el0_svc_common+0x138/0x258 [ 49.409876][ T4042] do_el0_svc+0x58/0x14c [ 49.410732][ T4042] el0_svc+0x7c/0x1f0 [ 49.411561][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 49.412611][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 49.413979][ T4042] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.424510][ T4042] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.426181][ T4039] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.427624][ T4039] CPU: 1 PID: 4039 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 49.429417][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.431412][ T4039] Call trace: [ 49.432019][ T4039] dump_backtrace+0x0/0x530 [ 49.432869][ T4039] show_stack+0x2c/0x3c [ 49.433770][ T4039] dump_stack_lvl+0x108/0x170 [ 49.434810][ T4039] dump_stack+0x1c/0x58 [ 49.435699][ T4039] sysfs_create_dir_ns+0x278/0x318 [ 49.436789][ T4039] kobject_add_internal+0x384/0x8f0 [ 49.437880][ T4039] kobject_init_and_add+0x130/0x1a0 [ 49.438962][ T4039] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.439950][ T4039] gfs2_fill_super+0xe10/0x2010 [ 49.440993][ T4039] get_tree_bdev+0x360/0x54c [ 49.441891][ T4039] gfs2_get_tree+0x54/0x1b4 [ 49.442765][ T4039] vfs_get_tree+0x90/0x274 [ 49.443672][ T4039] do_new_mount+0x278/0x8fc [ 49.444627][ T4039] path_mount+0x594/0x101c [ 49.445590][ T4039] __arm64_sys_mount+0x510/0x5e0 [ 49.446637][ T4039] invoke_syscall+0x98/0x2b8 [ 49.447627][ T4039] el0_svc_common+0x138/0x258 [ 49.448588][ T4039] do_el0_svc+0x58/0x14c [ 49.449455][ T4039] el0_svc+0x7c/0x1f0 [ 49.450331][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 49.451409][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 49.453021][ T4039] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.455860][ T4039] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 49.776381][ T4042] loop3: detected capacity change from 0 to 32768 [ 49.839327][ T4041] loop0: detected capacity change from 0 to 32768 [ 49.879116][ T4042] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.880764][ T4042] CPU: 1 PID: 4042 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 49.882527][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.884524][ T4042] Call trace: [ 49.885223][ T4042] dump_backtrace+0x0/0x530 [ 49.886013][ T4042] show_stack+0x2c/0x3c [ 49.886953][ T4042] dump_stack_lvl+0x108/0x170 [ 49.887960][ T4042] dump_stack+0x1c/0x58 [ 49.888839][ T4042] sysfs_create_dir_ns+0x278/0x318 [ 49.889815][ T4042] kobject_add_internal+0x384/0x8f0 [ 49.890956][ T4042] kobject_init_and_add+0x130/0x1a0 [ 49.892084][ T4042] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.893000][ T4042] gfs2_fill_super+0xe10/0x2010 [ 49.894136][ T4042] get_tree_bdev+0x360/0x54c [ 49.895102][ T4042] gfs2_get_tree+0x54/0x1b4 [ 49.896072][ T4042] vfs_get_tree+0x90/0x274 [ 49.897025][ T4042] do_new_mount+0x278/0x8fc [ 49.897945][ T4042] path_mount+0x594/0x101c [ 49.898937][ T4042] __arm64_sys_mount+0x510/0x5e0 [ 49.899965][ T4042] invoke_syscall+0x98/0x2b8 [ 49.900918][ T4042] el0_svc_common+0x138/0x258 [ 49.901861][ T4042] do_el0_svc+0x58/0x14c [ 49.902767][ T4042] el0_svc+0x7c/0x1f0 [ 49.903647][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 49.904757][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 49.908771][ T4041] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.910187][ T4041] CPU: 1 PID: 4041 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 49.912006][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.913880][ T4041] Call trace: [ 49.914561][ T4041] dump_backtrace+0x0/0x530 [ 49.915455][ T4041] show_stack+0x2c/0x3c [ 49.916346][ T4041] dump_stack_lvl+0x108/0x170 [ 49.917264][ T4041] dump_stack+0x1c/0x58 [ 49.918097][ T4041] sysfs_create_dir_ns+0x278/0x318 [ 49.919204][ T4041] kobject_add_internal+0x384/0x8f0 [ 49.919511][ T4044] loop4: detected capacity change from 0 to 32768 [ 49.920196][ T4041] kobject_init_and_add+0x130/0x1a0 [ 49.922696][ T4041] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.923671][ T4041] gfs2_fill_super+0xe10/0x2010 [ 49.924635][ T4041] get_tree_bdev+0x360/0x54c [ 49.925557][ T4041] gfs2_get_tree+0x54/0x1b4 [ 49.926560][ T4041] vfs_get_tree+0x90/0x274 [ 49.927441][ T4041] do_new_mount+0x278/0x8fc [ 49.928485][ T4041] path_mount+0x594/0x101c [ 49.929347][ T4041] __arm64_sys_mount+0x510/0x5e0 [ 49.930425][ T4041] invoke_syscall+0x98/0x2b8 [ 49.931398][ T4041] el0_svc_common+0x138/0x258 [ 49.932526][ T4041] do_el0_svc+0x58/0x14c [ 49.933367][ T4041] el0_svc+0x7c/0x1f0 [ 49.934208][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 49.935230][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 49.936627][ T4044] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.938123][ T4044] CPU: 0 PID: 4044 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 49.939747][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.941894][ T4044] Call trace: [ 49.942509][ T4044] dump_backtrace+0x0/0x530 [ 49.943433][ T4044] show_stack+0x2c/0x3c [ 49.944160][ T4044] dump_stack_lvl+0x108/0x170 [ 49.945094][ T4044] dump_stack+0x1c/0x58 [ 49.945944][ T4044] sysfs_create_dir_ns+0x278/0x318 [ 49.946972][ T4044] kobject_add_internal+0x384/0x8f0 [ 49.948132][ T4044] kobject_init_and_add+0x130/0x1a0 [ 49.949389][ T4044] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.950316][ T4044] gfs2_fill_super+0xe10/0x2010 [ 49.951298][ T4044] get_tree_bdev+0x360/0x54c [ 49.952314][ T4044] gfs2_get_tree+0x54/0x1b4 [ 49.953220][ T4044] vfs_get_tree+0x90/0x274 [ 49.954263][ T4044] do_new_mount+0x278/0x8fc [ 49.955161][ T4044] path_mount+0x594/0x101c [ 49.956265][ T4044] __arm64_sys_mount+0x510/0x5e0 [ 49.957296][ T4044] invoke_syscall+0x98/0x2b8 [ 49.958296][ T4044] el0_svc_common+0x138/0x258 [ 49.959304][ T4044] do_el0_svc+0x58/0x14c [ 49.960180][ T4044] el0_svc+0x7c/0x1f0 [ 49.960390][ T4043] loop1: detected capacity change from 0 to 32768 [ 49.960971][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 49.962366][ T4041] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.963290][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 49.967927][ T4041] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.971494][ T4042] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.974188][ T4042] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.976210][ T4044] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.978870][ T4044] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.036012][ T4043] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.037657][ T4043] CPU: 0 PID: 4043 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 50.039550][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.041497][ T4043] Call trace: [ 50.042178][ T4043] dump_backtrace+0x0/0x530 [ 50.043219][ T4043] show_stack+0x2c/0x3c [ 50.044140][ T4043] dump_stack_lvl+0x108/0x170 [ 50.045221][ T4043] dump_stack+0x1c/0x58 [ 50.046123][ T4043] sysfs_create_dir_ns+0x278/0x318 [ 50.047263][ T4043] kobject_add_internal+0x384/0x8f0 [ 50.048427][ T4043] kobject_init_and_add+0x130/0x1a0 [ 50.049495][ T4043] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.050486][ T4043] gfs2_fill_super+0xe10/0x2010 [ 50.051390][ T4043] get_tree_bdev+0x360/0x54c [ 50.052356][ T4043] gfs2_get_tree+0x54/0x1b4 [ 50.053278][ T4043] vfs_get_tree+0x90/0x274 [ 50.054264][ T4043] do_new_mount+0x278/0x8fc [ 50.055141][ T4043] path_mount+0x594/0x101c [ 50.056101][ T4043] __arm64_sys_mount+0x510/0x5e0 [ 50.057049][ T4043] invoke_syscall+0x98/0x2b8 [ 50.057974][ T4043] el0_svc_common+0x138/0x258 [ 50.058958][ T4043] do_el0_svc+0x58/0x14c [ 50.060051][ T4043] el0_svc+0x7c/0x1f0 [ 50.060902][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 50.062090][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 50.082542][ T4043] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.085322][ T4043] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 50.338555][ T4046] loop0: detected capacity change from 0 to 32768 [ 50.352932][ T4046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.354553][ T4046] CPU: 1 PID: 4046 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 50.356450][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.358607][ T4046] Call trace: [ 50.359284][ T4046] dump_backtrace+0x0/0x530 [ 50.360246][ T4046] show_stack+0x2c/0x3c [ 50.361090][ T4046] dump_stack_lvl+0x108/0x170 [ 50.362206][ T4046] dump_stack+0x1c/0x58 [ 50.363075][ T4046] sysfs_create_dir_ns+0x278/0x318 [ 50.364157][ T4046] kobject_add_internal+0x384/0x8f0 [ 50.365304][ T4046] kobject_init_and_add+0x130/0x1a0 [ 50.366386][ T4046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.367278][ T4046] gfs2_fill_super+0xe10/0x2010 [ 50.368360][ T4046] get_tree_bdev+0x360/0x54c [ 50.369323][ T4046] gfs2_get_tree+0x54/0x1b4 [ 50.370285][ T4046] vfs_get_tree+0x90/0x274 [ 50.371284][ T4046] do_new_mount+0x278/0x8fc [ 50.372255][ T4046] path_mount+0x594/0x101c [ 50.373117][ T4046] __arm64_sys_mount+0x510/0x5e0 [ 50.374167][ T4046] invoke_syscall+0x98/0x2b8 [ 50.375128][ T4046] el0_svc_common+0x138/0x258 [ 50.376126][ T4046] do_el0_svc+0x58/0x14c [ 50.376913][ T4046] el0_svc+0x7c/0x1f0 [ 50.377729][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 50.378750][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 50.381466][ T4046] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.384369][ T4046] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.609506][ T4046] loop0: detected capacity change from 0 to 32768 [ 50.667393][ T4044] loop4: detected capacity change from 0 to 32768 [ 50.681246][ T4043] loop1: detected capacity change from 0 to 32768 [ 50.684586][ T4047] loop3: detected capacity change from 0 to 32768 [ 50.686759][ T4046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.688279][ T4046] CPU: 1 PID: 4046 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 50.690075][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.692044][ T4046] Call trace: [ 50.692683][ T4046] dump_backtrace+0x0/0x530 [ 50.693493][ T4046] show_stack+0x2c/0x3c [ 50.694233][ T4046] dump_stack_lvl+0x108/0x170 [ 50.695206][ T4046] dump_stack+0x1c/0x58 [ 50.696073][ T4046] sysfs_create_dir_ns+0x278/0x318 [ 50.697130][ T4046] kobject_add_internal+0x384/0x8f0 [ 50.698123][ T4046] kobject_init_and_add+0x130/0x1a0 [ 50.699212][ T4046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.700488][ T4046] gfs2_fill_super+0xe10/0x2010 [ 50.701527][ T4046] get_tree_bdev+0x360/0x54c [ 50.702460][ T4046] gfs2_get_tree+0x54/0x1b4 [ 50.702751][ T4044] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.703391][ T4046] vfs_get_tree+0x90/0x274 [ 50.705868][ T4046] do_new_mount+0x278/0x8fc [ 50.706845][ T4046] path_mount+0x594/0x101c [ 50.707798][ T4046] __arm64_sys_mount+0x510/0x5e0 [ 50.708819][ T4046] invoke_syscall+0x98/0x2b8 [ 50.709771][ T4046] el0_svc_common+0x138/0x258 [ 50.710784][ T4046] do_el0_svc+0x58/0x14c [ 50.711679][ T4046] el0_svc+0x7c/0x1f0 [ 50.712546][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 50.713712][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 50.714673][ T4044] CPU: 0 PID: 4044 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 50.716610][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.716948][ T4046] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.718610][ T4044] Call trace: [ 50.721249][ T4046] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.722048][ T4044] dump_backtrace+0x0/0x530 [ 50.724427][ T4044] show_stack+0x2c/0x3c [ 50.725360][ T4044] dump_stack_lvl+0x108/0x170 [ 50.726303][ T4044] dump_stack+0x1c/0x58 [ 50.727146][ T4044] sysfs_create_dir_ns+0x278/0x318 [ 50.728313][ T4044] kobject_add_internal+0x384/0x8f0 [ 50.729313][ T4044] kobject_init_and_add+0x130/0x1a0 [ 50.730397][ T4044] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.731310][ T4044] gfs2_fill_super+0xe10/0x2010 [ 50.732254][ T4044] get_tree_bdev+0x360/0x54c [ 50.733216][ T4044] gfs2_get_tree+0x54/0x1b4 [ 50.733585][ T4043] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.734217][ T4044] vfs_get_tree+0x90/0x274 [ 50.736614][ T4044] do_new_mount+0x278/0x8fc [ 50.737499][ T4044] path_mount+0x594/0x101c [ 50.738330][ T4044] __arm64_sys_mount+0x510/0x5e0 [ 50.739422][ T4044] invoke_syscall+0x98/0x2b8 [ 50.740351][ T4044] el0_svc_common+0x138/0x258 [ 50.741303][ T4044] do_el0_svc+0x58/0x14c [ 50.742174][ T4044] el0_svc+0x7c/0x1f0 [ 50.742998][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 50.744050][ T4044] el0t_64_sync+0x1a0/0x1a4 [ 50.744985][ T4043] CPU: 1 PID: 4043 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 50.746797][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.749004][ T4043] Call trace: [ 50.749731][ T4043] dump_backtrace+0x0/0x530 [ 50.750707][ T4043] show_stack+0x2c/0x3c [ 50.751383][ T4044] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.751620][ T4043] dump_stack_lvl+0x108/0x170 [ 50.754255][ T4044] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.755305][ T4043] dump_stack+0x1c/0x58 [ 50.757792][ T4043] sysfs_create_dir_ns+0x278/0x318 [ 50.758868][ T4043] kobject_add_internal+0x384/0x8f0 [ 50.760009][ T4043] kobject_init_and_add+0x130/0x1a0 [ 50.761015][ T4043] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.762055][ T4043] gfs2_fill_super+0xe10/0x2010 [ 50.763068][ T4043] get_tree_bdev+0x360/0x54c [ 50.764090][ T4043] gfs2_get_tree+0x54/0x1b4 [ 50.765046][ T4043] vfs_get_tree+0x90/0x274 [ 50.765836][ T4043] do_new_mount+0x278/0x8fc [ 50.766842][ T4043] path_mount+0x594/0x101c [ 50.767912][ T4043] __arm64_sys_mount+0x510/0x5e0 [ 50.768989][ T4043] invoke_syscall+0x98/0x2b8 [ 50.769896][ T4043] el0_svc_common+0x138/0x258 [ 50.770924][ T4043] do_el0_svc+0x58/0x14c [ 50.771883][ T4043] el0_svc+0x7c/0x1f0 [ 50.772694][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 50.773742][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 50.775451][ T4043] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.778244][ T4043] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.806082][ T4047] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.807563][ T4047] CPU: 1 PID: 4047 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 50.809460][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.811515][ T4047] Call trace: [ 50.812186][ T4047] dump_backtrace+0x0/0x530 [ 50.813118][ T4047] show_stack+0x2c/0x3c [ 50.813989][ T4047] dump_stack_lvl+0x108/0x170 [ 50.814850][ T4047] dump_stack+0x1c/0x58 [ 50.815802][ T4047] sysfs_create_dir_ns+0x278/0x318 [ 50.816999][ T4047] kobject_add_internal+0x384/0x8f0 [ 50.818106][ T4047] kobject_init_and_add+0x130/0x1a0 [ 50.819147][ T4047] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.820165][ T4047] gfs2_fill_super+0xe10/0x2010 [ 50.821100][ T4047] get_tree_bdev+0x360/0x54c [ 50.822126][ T4047] gfs2_get_tree+0x54/0x1b4 [ 50.823089][ T4047] vfs_get_tree+0x90/0x274 [ 50.824118][ T4047] do_new_mount+0x278/0x8fc [ 50.825123][ T4047] path_mount+0x594/0x101c [ 50.826022][ T4047] __arm64_sys_mount+0x510/0x5e0 [ 50.827039][ T4047] invoke_syscall+0x98/0x2b8 [ 50.828008][ T4047] el0_svc_common+0x138/0x258 [ 50.829003][ T4047] do_el0_svc+0x58/0x14c [ 50.829959][ T4047] el0_svc+0x7c/0x1f0 [ 50.830816][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 50.831836][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 50.841694][ T4047] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.844279][ T4047] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program [ 51.248346][ T4050] loop0: detected capacity change from 0 to 32768 [ 51.269837][ T4050] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.272029][ T4050] CPU: 0 PID: 4050 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 51.273793][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.275847][ T4050] Call trace: [ 51.276474][ T4050] dump_backtrace+0x0/0x530 [ 51.277318][ T4050] show_stack+0x2c/0x3c [ 51.278188][ T4050] dump_stack_lvl+0x108/0x170 [ 51.279298][ T4050] dump_stack+0x1c/0x58 [ 51.280218][ T4050] sysfs_create_dir_ns+0x278/0x318 [ 51.281183][ T4050] kobject_add_internal+0x384/0x8f0 [ 51.282303][ T4050] kobject_init_and_add+0x130/0x1a0 [ 51.283395][ T4050] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.284379][ T4050] gfs2_fill_super+0xe10/0x2010 [ 51.285453][ T4050] get_tree_bdev+0x360/0x54c [ 51.286440][ T4050] gfs2_get_tree+0x54/0x1b4 [ 51.287369][ T4050] vfs_get_tree+0x90/0x274 [ 51.288294][ T4050] do_new_mount+0x278/0x8fc [ 51.289321][ T4050] path_mount+0x594/0x101c [ 51.290348][ T4050] __arm64_sys_mount+0x510/0x5e0 [ 51.291342][ T4050] invoke_syscall+0x98/0x2b8 [ 51.292372][ T4050] el0_svc_common+0x138/0x258 [ 51.293337][ T4050] do_el0_svc+0x58/0x14c [ 51.294298][ T4050] el0_svc+0x7c/0x1f0 [ 51.295138][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 51.296271][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 51.297172][ T4048] loop1: detected capacity change from 0 to 32768 [ 51.318349][ T4049] loop4: detected capacity change from 0 to 32768 [ 51.320267][ T4050] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.335776][ T4050] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.347728][ T4048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.349132][ T4048] CPU: 1 PID: 4048 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 51.350864][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.352902][ T4048] Call trace: [ 51.353541][ T4048] dump_backtrace+0x0/0x530 [ 51.354428][ T4048] show_stack+0x2c/0x3c [ 51.355290][ T4048] dump_stack_lvl+0x108/0x170 [ 51.356317][ T4048] dump_stack+0x1c/0x58 [ 51.357235][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 51.358248][ T4048] kobject_add_internal+0x384/0x8f0 [ 51.359314][ T4048] kobject_init_and_add+0x130/0x1a0 [ 51.360386][ T4048] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.361345][ T4048] gfs2_fill_super+0xe10/0x2010 [ 51.362330][ T4048] get_tree_bdev+0x360/0x54c [ 51.363341][ T4048] gfs2_get_tree+0x54/0x1b4 [ 51.364213][ T4048] vfs_get_tree+0x90/0x274 [ 51.365112][ T4048] do_new_mount+0x278/0x8fc [ 51.366037][ T4048] path_mount+0x594/0x101c [ 51.366983][ T4048] __arm64_sys_mount+0x510/0x5e0 [ 51.367947][ T4048] invoke_syscall+0x98/0x2b8 [ 51.368772][ T4047] loop3: detected capacity change from 0 to 32768 [ 51.368889][ T4048] el0_svc_common+0x138/0x258 [ 51.371403][ T4048] do_el0_svc+0x58/0x14c [ 51.372251][ T4048] el0_svc+0x7c/0x1f0 [ 51.373098][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 51.374109][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 51.375443][ T4048] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.378450][ T4048] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.378497][ T4049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.381524][ T4049] CPU: 0 PID: 4049 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 51.383332][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.385305][ T4049] Call trace: [ 51.386086][ T4049] dump_backtrace+0x0/0x530 [ 51.387149][ T4049] show_stack+0x2c/0x3c [ 51.388128][ T4049] dump_stack_lvl+0x108/0x170 [ 51.389160][ T4049] dump_stack+0x1c/0x58 [ 51.389955][ T4049] sysfs_create_dir_ns+0x278/0x318 [ 51.390934][ T4049] kobject_add_internal+0x384/0x8f0 [ 51.392098][ T4049] kobject_init_and_add+0x130/0x1a0 [ 51.393247][ T4049] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.394265][ T4049] gfs2_fill_super+0xe10/0x2010 [ 51.395295][ T4049] get_tree_bdev+0x360/0x54c [ 51.396296][ T4049] gfs2_get_tree+0x54/0x1b4 [ 51.397327][ T4049] vfs_get_tree+0x90/0x274 [ 51.398207][ T4049] do_new_mount+0x278/0x8fc [ 51.399125][ T4049] path_mount+0x594/0x101c [ 51.400004][ T4049] __arm64_sys_mount+0x510/0x5e0 [ 51.401215][ T4049] invoke_syscall+0x98/0x2b8 [ 51.402436][ T4049] el0_svc_common+0x138/0x258 [ 51.403484][ T4049] do_el0_svc+0x58/0x14c [ 51.404405][ T4049] el0_svc+0x7c/0x1f0 [ 51.405315][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 51.406345][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 51.408506][ T4049] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.411068][ T4049] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.438647][ T4047] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.440303][ T4047] CPU: 0 PID: 4047 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 51.442064][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.444169][ T4047] Call trace: [ 51.444770][ T4047] dump_backtrace+0x0/0x530 [ 51.445755][ T4047] show_stack+0x2c/0x3c [ 51.446592][ T4047] dump_stack_lvl+0x108/0x170 [ 51.447674][ T4047] dump_stack+0x1c/0x58 [ 51.448707][ T4047] sysfs_create_dir_ns+0x278/0x318 [ 51.449789][ T4047] kobject_add_internal+0x384/0x8f0 [ 51.450893][ T4047] kobject_init_and_add+0x130/0x1a0 [ 51.452003][ T4047] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.453092][ T4047] gfs2_fill_super+0xe10/0x2010 [ 51.454213][ T4047] get_tree_bdev+0x360/0x54c [ 51.455207][ T4047] gfs2_get_tree+0x54/0x1b4 [ 51.456232][ T4047] vfs_get_tree+0x90/0x274 [ 51.457274][ T4047] do_new_mount+0x278/0x8fc [ 51.458341][ T4047] path_mount+0x594/0x101c [ 51.459297][ T4047] __arm64_sys_mount+0x510/0x5e0 [ 51.460381][ T4047] invoke_syscall+0x98/0x2b8 [ 51.461280][ T4047] el0_svc_common+0x138/0x258 [ 51.462252][ T4047] do_el0_svc+0x58/0x14c [ 51.463169][ T4047] el0_svc+0x7c/0x1f0 [ 51.463965][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 51.465008][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 51.468676][ T4047] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.471479][ T4047] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 51.891750][ T4049] loop4: detected capacity change from 0 to 32768 [ 51.905996][ T4048] loop1: detected capacity change from 0 to 32768 [ 51.912889][ T4051] loop3: detected capacity change from 0 to 32768 [ 51.914633][ T4050] loop0: detected capacity change from 0 to 32768 [ 51.956189][ T4048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.956547][ T4051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.957696][ T4048] CPU: 0 PID: 4048 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 51.960985][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.963121][ T4048] Call trace: [ 51.963861][ T4048] dump_backtrace+0x0/0x530 [ 51.964760][ T4048] show_stack+0x2c/0x3c [ 51.965573][ T4048] dump_stack_lvl+0x108/0x170 [ 51.966693][ T4048] dump_stack+0x1c/0x58 [ 51.966841][ T4050] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.967534][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 51.970045][ T4048] kobject_add_internal+0x384/0x8f0 [ 51.971157][ T4048] kobject_init_and_add+0x130/0x1a0 [ 51.972253][ T4048] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.973229][ T4048] gfs2_fill_super+0xe10/0x2010 [ 51.974259][ T4048] get_tree_bdev+0x360/0x54c [ 51.975147][ T4048] gfs2_get_tree+0x54/0x1b4 [ 51.976041][ T4048] vfs_get_tree+0x90/0x274 [ 51.976943][ T4048] do_new_mount+0x278/0x8fc [ 51.977790][ T4048] path_mount+0x594/0x101c [ 51.978672][ T4048] __arm64_sys_mount+0x510/0x5e0 [ 51.979644][ T4048] invoke_syscall+0x98/0x2b8 [ 51.980520][ T4048] el0_svc_common+0x138/0x258 [ 51.981441][ T4048] do_el0_svc+0x58/0x14c [ 51.982300][ T4048] el0_svc+0x7c/0x1f0 [ 51.983045][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 51.984071][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 51.984968][ T4051] CPU: 1 PID: 4051 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 51.985249][ T4048] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.986670][ T4051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.986680][ T4051] Call trace: [ 51.986684][ T4051] dump_backtrace+0x0/0x530 [ 51.986698][ T4051] show_stack+0x2c/0x3c [ 51.986705][ T4051] dump_stack_lvl+0x108/0x170 [ 51.986715][ T4051] dump_stack+0x1c/0x58 [ 51.986722][ T4051] sysfs_create_dir_ns+0x278/0x318 [ 51.986733][ T4051] kobject_add_internal+0x384/0x8f0 [ 51.986745][ T4051] kobject_init_and_add+0x130/0x1a0 [ 51.989254][ T4048] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.991367][ T4051] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.001057][ T4051] gfs2_fill_super+0xe10/0x2010 [ 52.002059][ T4051] get_tree_bdev+0x360/0x54c [ 52.002997][ T4051] gfs2_get_tree+0x54/0x1b4 [ 52.003924][ T4051] vfs_get_tree+0x90/0x274 [ 52.004734][ T4051] do_new_mount+0x278/0x8fc [ 52.005663][ T4051] path_mount+0x594/0x101c [ 52.006671][ T4051] __arm64_sys_mount+0x510/0x5e0 [ 52.007762][ T4051] invoke_syscall+0x98/0x2b8 [ 52.008715][ T4051] el0_svc_common+0x138/0x258 [ 52.009654][ T4051] do_el0_svc+0x58/0x14c [ 52.010524][ T4051] el0_svc+0x7c/0x1f0 [ 52.011434][ T4051] el0t_64_sync_handler+0x84/0xe4 [ 52.012462][ T4051] el0t_64_sync+0x1a0/0x1a4 [ 52.013446][ T4050] CPU: 0 PID: 4050 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 52.015115][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.017182][ T4050] Call trace: [ 52.017831][ T4050] dump_backtrace+0x0/0x530 [ 52.018645][ T4050] show_stack+0x2c/0x3c [ 52.019456][ T4050] dump_stack_lvl+0x108/0x170 [ 52.020482][ T4050] dump_stack+0x1c/0x58 [ 52.021378][ T4050] sysfs_create_dir_ns+0x278/0x318 [ 52.022381][ T4050] kobject_add_internal+0x384/0x8f0 [ 52.023430][ T4050] kobject_init_and_add+0x130/0x1a0 [ 52.024516][ T4050] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.025544][ T4050] gfs2_fill_super+0xe10/0x2010 [ 52.026495][ T4050] get_tree_bdev+0x360/0x54c [ 52.027429][ T4050] gfs2_get_tree+0x54/0x1b4 [ 52.028271][ T4050] vfs_get_tree+0x90/0x274 [ 52.029081][ T4050] do_new_mount+0x278/0x8fc [ 52.029970][ T4050] path_mount+0x594/0x101c [ 52.030831][ T4050] __arm64_sys_mount+0x510/0x5e0 [ 52.031834][ T4050] invoke_syscall+0x98/0x2b8 [ 52.032824][ T4050] el0_svc_common+0x138/0x258 [ 52.033815][ T4050] do_el0_svc+0x58/0x14c [ 52.034731][ T4050] el0_svc+0x7c/0x1f0 [ 52.035510][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 52.036460][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 52.037695][ T4050] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.039706][ T4051] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.040359][ T4050] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.042876][ T4051] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.086493][ T4049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.088137][ T4049] CPU: 0 PID: 4049 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 52.089975][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.091832][ T4049] Call trace: [ 52.092433][ T4049] dump_backtrace+0x0/0x530 [ 52.093359][ T4049] show_stack+0x2c/0x3c [ 52.094218][ T4049] dump_stack_lvl+0x108/0x170 [ 52.095120][ T4049] dump_stack+0x1c/0x58 [ 52.095938][ T4049] sysfs_create_dir_ns+0x278/0x318 [ 52.096951][ T4049] kobject_add_internal+0x384/0x8f0 [ 52.098007][ T4049] kobject_init_and_add+0x130/0x1a0 [ 52.099013][ T4049] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.099917][ T4049] gfs2_fill_super+0xe10/0x2010 [ 52.100830][ T4049] get_tree_bdev+0x360/0x54c [ 52.101755][ T4049] gfs2_get_tree+0x54/0x1b4 [ 52.102693][ T4049] vfs_get_tree+0x90/0x274 [ 52.103505][ T4049] do_new_mount+0x278/0x8fc [ 52.104419][ T4049] path_mount+0x594/0x101c [ 52.105307][ T4049] __arm64_sys_mount+0x510/0x5e0 [ 52.106283][ T4049] invoke_syscall+0x98/0x2b8 [ 52.107150][ T4049] el0_svc_common+0x138/0x258 [ 52.108097][ T4049] do_el0_svc+0x58/0x14c [ 52.108968][ T4049] el0_svc+0x7c/0x1f0 [ 52.109766][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 52.110753][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 52.112539][ T4049] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.115084][ T4049] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program [ 52.514833][ T4053] loop1: detected capacity change from 0 to 32768 [ 52.534525][ T4053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.536325][ T4053] CPU: 1 PID: 4053 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 52.537960][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.539861][ T4053] Call trace: [ 52.540492][ T4053] dump_backtrace+0x0/0x530 [ 52.541458][ T4053] show_stack+0x2c/0x3c [ 52.542280][ T4053] dump_stack_lvl+0x108/0x170 [ 52.543195][ T4053] dump_stack+0x1c/0x58 [ 52.544050][ T4053] sysfs_create_dir_ns+0x278/0x318 [ 52.545144][ T4053] kobject_add_internal+0x384/0x8f0 [ 52.546287][ T4053] kobject_init_and_add+0x130/0x1a0 [ 52.547317][ T4053] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.548225][ T4053] gfs2_fill_super+0xe10/0x2010 [ 52.549178][ T4053] get_tree_bdev+0x360/0x54c [ 52.550012][ T4053] gfs2_get_tree+0x54/0x1b4 [ 52.550911][ T4053] vfs_get_tree+0x90/0x274 [ 52.551770][ T4053] do_new_mount+0x278/0x8fc [ 52.552653][ T4053] path_mount+0x594/0x101c [ 52.553572][ T4053] __arm64_sys_mount+0x510/0x5e0 [ 52.554623][ T4053] invoke_syscall+0x98/0x2b8 [ 52.555614][ T4053] el0_svc_common+0x138/0x258 [ 52.556646][ T4053] do_el0_svc+0x58/0x14c [ 52.557533][ T4053] el0_svc+0x7c/0x1f0 [ 52.558269][ T4053] el0t_64_sync_handler+0x84/0xe4 [ 52.559402][ T4053] el0t_64_sync+0x1a0/0x1a4 [ 52.580874][ T4053] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.583641][ T4053] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.587773][ T4051] loop3: detected capacity change from 0 to 32768 [ 52.615716][ T4051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.617194][ T4051] CPU: 0 PID: 4051 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 52.618895][ T4051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.620908][ T4051] Call trace: [ 52.621526][ T4051] dump_backtrace+0x0/0x530 [ 52.622518][ T4051] show_stack+0x2c/0x3c [ 52.623349][ T4051] dump_stack_lvl+0x108/0x170 [ 52.624312][ T4051] dump_stack+0x1c/0x58 [ 52.625113][ T4051] sysfs_create_dir_ns+0x278/0x318 [ 52.626167][ T4051] kobject_add_internal+0x384/0x8f0 [ 52.627282][ T4051] kobject_init_and_add+0x130/0x1a0 [ 52.628389][ T4051] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.629301][ T4051] gfs2_fill_super+0xe10/0x2010 [ 52.630310][ T4051] get_tree_bdev+0x360/0x54c [ 52.631137][ T4055] loop4: detected capacity change from 0 to 32768 [ 52.631443][ T4051] gfs2_get_tree+0x54/0x1b4 [ 52.633831][ T4051] vfs_get_tree+0x90/0x274 [ 52.634767][ T4051] do_new_mount+0x278/0x8fc [ 52.635670][ T4051] path_mount+0x594/0x101c [ 52.636616][ T4051] __arm64_sys_mount+0x510/0x5e0 [ 52.637677][ T4051] invoke_syscall+0x98/0x2b8 [ 52.638668][ T4051] el0_svc_common+0x138/0x258 [ 52.639718][ T4051] do_el0_svc+0x58/0x14c [ 52.640673][ T4051] el0_svc+0x7c/0x1f0 [ 52.641613][ T4051] el0t_64_sync_handler+0x84/0xe4 [ 52.642680][ T4051] el0t_64_sync+0x1a0/0x1a4 [ 52.646151][ T4051] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.648766][ T4051] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.661269][ T4054] loop0: detected capacity change from 0 to 32768 [ 52.698170][ T4055] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.698574][ T4054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.699640][ T4055] CPU: 1 PID: 4055 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 52.702744][ T4055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.704882][ T4055] Call trace: [ 52.705440][ T4055] dump_backtrace+0x0/0x530 [ 52.706333][ T4055] show_stack+0x2c/0x3c [ 52.707266][ T4055] dump_stack_lvl+0x108/0x170 [ 52.708148][ T4055] dump_stack+0x1c/0x58 [ 52.709036][ T4055] sysfs_create_dir_ns+0x278/0x318 [ 52.710077][ T4055] kobject_add_internal+0x384/0x8f0 [ 52.711230][ T4055] kobject_init_and_add+0x130/0x1a0 [ 52.712443][ T4055] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.713430][ T4055] gfs2_fill_super+0xe10/0x2010 [ 52.714473][ T4055] get_tree_bdev+0x360/0x54c [ 52.715328][ T4055] gfs2_get_tree+0x54/0x1b4 [ 52.716283][ T4055] vfs_get_tree+0x90/0x274 [ 52.717154][ T4055] do_new_mount+0x278/0x8fc [ 52.718027][ T4055] path_mount+0x594/0x101c [ 52.719004][ T4055] __arm64_sys_mount+0x510/0x5e0 [ 52.719960][ T4055] invoke_syscall+0x98/0x2b8 [ 52.720913][ T4055] el0_svc_common+0x138/0x258 [ 52.722021][ T4055] do_el0_svc+0x58/0x14c [ 52.722796][ T4055] el0_svc+0x7c/0x1f0 [ 52.723647][ T4055] el0t_64_sync_handler+0x84/0xe4 [ 52.724741][ T4055] el0t_64_sync+0x1a0/0x1a4 [ 52.725700][ T4054] CPU: 0 PID: 4054 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 52.727704][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.729894][ T4054] Call trace: [ 52.730561][ T4054] dump_backtrace+0x0/0x530 [ 52.731452][ T4054] show_stack+0x2c/0x3c [ 52.732359][ T4054] dump_stack_lvl+0x108/0x170 [ 52.733401][ T4054] dump_stack+0x1c/0x58 [ 52.734322][ T4054] sysfs_create_dir_ns+0x278/0x318 [ 52.735343][ T4054] kobject_add_internal+0x384/0x8f0 [ 52.736414][ T4054] kobject_init_and_add+0x130/0x1a0 [ 52.737513][ T4054] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.738462][ T4054] gfs2_fill_super+0xe10/0x2010 [ 52.739485][ T4054] get_tree_bdev+0x360/0x54c [ 52.740474][ T4054] gfs2_get_tree+0x54/0x1b4 [ 52.741519][ T4054] vfs_get_tree+0x90/0x274 [ 52.742352][ T4054] do_new_mount+0x278/0x8fc [ 52.743252][ T4054] path_mount+0x594/0x101c [ 52.744117][ T4054] __arm64_sys_mount+0x510/0x5e0 [ 52.745219][ T4054] invoke_syscall+0x98/0x2b8 [ 52.746244][ T4054] el0_svc_common+0x138/0x258 [ 52.747277][ T4054] do_el0_svc+0x58/0x14c [ 52.748137][ T4054] el0_svc+0x7c/0x1f0 [ 52.748888][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 52.749917][ T4054] el0t_64_sync+0x1a0/0x1a4 [ 52.753914][ T4054] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.755460][ T4055] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.765495][ T4054] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.780494][ T4055] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 53.016940][ T4053] loop1: detected capacity change from 0 to 32768 [ 53.103642][ T4053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.105312][ T4053] CPU: 1 PID: 4053 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 53.107073][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.109153][ T4053] Call trace: [ 53.109939][ T4053] dump_backtrace+0x0/0x530 [ 53.110895][ T4053] show_stack+0x2c/0x3c [ 53.111752][ T4053] dump_stack_lvl+0x108/0x170 [ 53.112734][ T4053] dump_stack+0x1c/0x58 [ 53.113572][ T4053] sysfs_create_dir_ns+0x278/0x318 [ 53.114653][ T4053] kobject_add_internal+0x384/0x8f0 [ 53.115717][ T4053] kobject_init_and_add+0x130/0x1a0 [ 53.116919][ T4053] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.117903][ T4053] gfs2_fill_super+0xe10/0x2010 [ 53.118937][ T4053] get_tree_bdev+0x360/0x54c [ 53.119913][ T4053] gfs2_get_tree+0x54/0x1b4 [ 53.120824][ T4053] vfs_get_tree+0x90/0x274 [ 53.121697][ T4053] do_new_mount+0x278/0x8fc [ 53.122726][ T4053] path_mount+0x594/0x101c [ 53.123613][ T4053] __arm64_sys_mount+0x510/0x5e0 [ 53.124640][ T4053] invoke_syscall+0x98/0x2b8 [ 53.125544][ T4053] el0_svc_common+0x138/0x258 [ 53.126546][ T4053] do_el0_svc+0x58/0x14c [ 53.127489][ T4053] el0_svc+0x7c/0x1f0 [ 53.128362][ T4053] el0t_64_sync_handler+0x84/0xe4 [ 53.129354][ T4053] el0t_64_sync+0x1a0/0x1a4 [ 53.165682][ T4053] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.168489][ T4053] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.172069][ T4056] loop3: detected capacity change from 0 to 32768 [ 53.195113][ T4055] loop4: detected capacity change from 0 to 32768 [ 53.226217][ T4055] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.227766][ T4055] CPU: 1 PID: 4055 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 53.229583][ T4055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.231667][ T4055] Call trace: [ 53.232340][ T4055] dump_backtrace+0x0/0x530 [ 53.233280][ T4055] show_stack+0x2c/0x3c [ 53.234120][ T4055] dump_stack_lvl+0x108/0x170 [ 53.235120][ T4055] dump_stack+0x1c/0x58 [ 53.235964][ T4055] sysfs_create_dir_ns+0x278/0x318 [ 53.236946][ T4054] loop0: detected capacity change from 0 to 32768 [ 53.237095][ T4055] kobject_add_internal+0x384/0x8f0 [ 53.239491][ T4055] kobject_init_and_add+0x130/0x1a0 [ 53.240502][ T4055] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.241605][ T4055] gfs2_fill_super+0xe10/0x2010 [ 53.242543][ T4055] get_tree_bdev+0x360/0x54c [ 53.243474][ T4055] gfs2_get_tree+0x54/0x1b4 [ 53.244421][ T4055] vfs_get_tree+0x90/0x274 [ 53.245320][ T4055] do_new_mount+0x278/0x8fc [ 53.246249][ T4055] path_mount+0x594/0x101c [ 53.247188][ T4055] __arm64_sys_mount+0x510/0x5e0 [ 53.248222][ T4055] invoke_syscall+0x98/0x2b8 [ 53.249169][ T4055] el0_svc_common+0x138/0x258 [ 53.250149][ T4055] do_el0_svc+0x58/0x14c [ 53.251030][ T4055] el0_svc+0x7c/0x1f0 [ 53.251898][ T4055] el0t_64_sync_handler+0x84/0xe4 [ 53.252936][ T4055] el0t_64_sync+0x1a0/0x1a4 [ 53.253984][ T4055] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.256740][ T4055] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.286439][ T4056] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.288032][ T4056] CPU: 1 PID: 4056 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 53.289790][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.291731][ T4056] Call trace: [ 53.292366][ T4056] dump_backtrace+0x0/0x530 [ 53.293306][ T4056] show_stack+0x2c/0x3c [ 53.294103][ T4056] dump_stack_lvl+0x108/0x170 [ 53.295104][ T4056] dump_stack+0x1c/0x58 [ 53.295919][ T4056] sysfs_create_dir_ns+0x278/0x318 [ 53.296444][ T4054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.297007][ T4056] kobject_add_internal+0x384/0x8f0 [ 53.299699][ T4056] kobject_init_and_add+0x130/0x1a0 [ 53.300869][ T4056] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.301712][ T4056] gfs2_fill_super+0xe10/0x2010 [ 53.302666][ T4056] get_tree_bdev+0x360/0x54c [ 53.303675][ T4056] gfs2_get_tree+0x54/0x1b4 [ 53.304565][ T4056] vfs_get_tree+0x90/0x274 [ 53.305472][ T4056] do_new_mount+0x278/0x8fc [ 53.306402][ T4056] path_mount+0x594/0x101c [ 53.307408][ T4056] __arm64_sys_mount+0x510/0x5e0 [ 53.308321][ T4056] invoke_syscall+0x98/0x2b8 [ 53.309323][ T4056] el0_svc_common+0x138/0x258 [ 53.310183][ T4056] do_el0_svc+0x58/0x14c [ 53.311181][ T4056] el0_svc+0x7c/0x1f0 [ 53.311970][ T4056] el0t_64_sync_handler+0x84/0xe4 [ 53.313016][ T4056] el0t_64_sync+0x1a0/0x1a4 [ 53.314170][ T4054] CPU: 0 PID: 4054 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 53.314937][ T4056] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.316117][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.316129][ T4054] Call trace: [ 53.316132][ T4054] dump_backtrace+0x0/0x530 [ 53.316146][ T4054] show_stack+0x2c/0x3c [ 53.316154][ T4054] dump_stack_lvl+0x108/0x170 [ 53.316164][ T4054] dump_stack+0x1c/0x58 [ 53.318765][ T4056] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.320901][ T4054] sysfs_create_dir_ns+0x278/0x318 [ 53.327605][ T4054] kobject_add_internal+0x384/0x8f0 [ 53.328602][ T4054] kobject_init_and_add+0x130/0x1a0 [ 53.329766][ T4054] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.330731][ T4054] gfs2_fill_super+0xe10/0x2010 [ 53.331930][ T4054] get_tree_bdev+0x360/0x54c [ 53.332969][ T4054] gfs2_get_tree+0x54/0x1b4 [ 53.333894][ T4054] vfs_get_tree+0x90/0x274 [ 53.334820][ T4054] do_new_mount+0x278/0x8fc [ 53.335817][ T4054] path_mount+0x594/0x101c [ 53.336874][ T4054] __arm64_sys_mount+0x510/0x5e0 [ 53.337946][ T4054] invoke_syscall+0x98/0x2b8 [ 53.338924][ T4054] el0_svc_common+0x138/0x258 [ 53.340216][ T4054] do_el0_svc+0x58/0x14c [ 53.341108][ T4054] el0_svc+0x7c/0x1f0 [ 53.341927][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 53.342970][ T4054] el0t_64_sync+0x1a0/0x1a4 executing program [ 53.355874][ T4054] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.358836][ T4054] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 53.581679][ T4057] loop1: detected capacity change from 0 to 32768 executing program [ 53.655877][ T4057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.657512][ T4057] CPU: 0 PID: 4057 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 53.659450][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.661409][ T4057] Call trace: [ 53.662078][ T4057] dump_backtrace+0x0/0x530 [ 53.662981][ T4057] show_stack+0x2c/0x3c [ 53.663775][ T4057] dump_stack_lvl+0x108/0x170 [ 53.664733][ T4057] dump_stack+0x1c/0x58 [ 53.665671][ T4057] sysfs_create_dir_ns+0x278/0x318 [ 53.666754][ T4057] kobject_add_internal+0x384/0x8f0 [ 53.667581][ T4057] kobject_init_and_add+0x130/0x1a0 [ 53.668405][ T4057] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.669159][ T4057] gfs2_fill_super+0xe10/0x2010 [ 53.669916][ T4057] get_tree_bdev+0x360/0x54c [ 53.670640][ T4057] gfs2_get_tree+0x54/0x1b4 [ 53.671372][ T4057] vfs_get_tree+0x90/0x274 [ 53.672077][ T4057] do_new_mount+0x278/0x8fc [ 53.672793][ T4057] path_mount+0x594/0x101c [ 53.673493][ T4057] __arm64_sys_mount+0x510/0x5e0 [ 53.674280][ T4057] invoke_syscall+0x98/0x2b8 [ 53.675007][ T4057] el0_svc_common+0x138/0x258 [ 53.675897][ T4057] do_el0_svc+0x58/0x14c [ 53.676879][ T4057] el0_svc+0x7c/0x1f0 [ 53.677716][ T4057] el0t_64_sync_handler+0x84/0xe4 [ 53.678759][ T4057] el0t_64_sync+0x1a0/0x1a4 [ 53.705677][ T4057] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.708472][ T4057] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.773065][ T4058] loop4: detected capacity change from 0 to 32768 [ 53.808029][ T4056] loop3: detected capacity change from 0 to 32768 [ 53.856228][ T4056] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.857633][ T4056] CPU: 1 PID: 4056 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 53.859266][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.861343][ T4056] Call trace: [ 53.862011][ T4056] dump_backtrace+0x0/0x530 [ 53.862991][ T4056] show_stack+0x2c/0x3c [ 53.863893][ T4056] dump_stack_lvl+0x108/0x170 [ 53.864734][ T4056] dump_stack+0x1c/0x58 [ 53.865627][ T4056] sysfs_create_dir_ns+0x278/0x318 [ 53.866859][ T4056] kobject_add_internal+0x384/0x8f0 [ 53.867993][ T4056] kobject_init_and_add+0x130/0x1a0 [ 53.869002][ T4056] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.869926][ T4056] gfs2_fill_super+0xe10/0x2010 [ 53.870963][ T4056] get_tree_bdev+0x360/0x54c [ 53.871970][ T4056] gfs2_get_tree+0x54/0x1b4 [ 53.872861][ T4056] vfs_get_tree+0x90/0x274 [ 53.873812][ T4056] do_new_mount+0x278/0x8fc [ 53.874831][ T4056] path_mount+0x594/0x101c [ 53.875778][ T4056] __arm64_sys_mount+0x510/0x5e0 [ 53.876711][ T4056] invoke_syscall+0x98/0x2b8 [ 53.877619][ T4056] el0_svc_common+0x138/0x258 [ 53.878728][ T4056] do_el0_svc+0x58/0x14c [ 53.879676][ T4056] el0_svc+0x7c/0x1f0 [ 53.880510][ T4056] el0t_64_sync_handler+0x84/0xe4 [ 53.881492][ T4056] el0t_64_sync+0x1a0/0x1a4 [ 53.896037][ T4058] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.897515][ T4058] CPU: 1 PID: 4058 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 53.899238][ T4058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.901349][ T4058] Call trace: [ 53.902055][ T4058] dump_backtrace+0x0/0x530 [ 53.902953][ T4058] show_stack+0x2c/0x3c [ 53.903760][ T4058] dump_stack_lvl+0x108/0x170 [ 53.904744][ T4058] dump_stack+0x1c/0x58 [ 53.905629][ T4058] sysfs_create_dir_ns+0x278/0x318 [ 53.906688][ T4058] kobject_add_internal+0x384/0x8f0 [ 53.907943][ T4058] kobject_init_and_add+0x130/0x1a0 [ 53.908961][ T4058] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.910097][ T4058] gfs2_fill_super+0xe10/0x2010 [ 53.911050][ T4058] get_tree_bdev+0x360/0x54c [ 53.911905][ T4058] gfs2_get_tree+0x54/0x1b4 [ 53.912798][ T4058] vfs_get_tree+0x90/0x274 [ 53.913749][ T4058] do_new_mount+0x278/0x8fc [ 53.914808][ T4058] path_mount+0x594/0x101c [ 53.915838][ T4058] __arm64_sys_mount+0x510/0x5e0 [ 53.916906][ T4058] invoke_syscall+0x98/0x2b8 [ 53.917979][ T4058] el0_svc_common+0x138/0x258 [ 53.918896][ T4058] do_el0_svc+0x58/0x14c [ 53.919838][ T4058] el0_svc+0x7c/0x1f0 [ 53.920736][ T4058] el0t_64_sync_handler+0x84/0xe4 [ 53.921839][ T4058] el0t_64_sync+0x1a0/0x1a4 [ 53.945511][ T4056] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.948557][ T4056] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.955823][ T4058] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.958389][ T4058] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.969332][ T4059] loop0: detected capacity change from 0 to 32768 [ 54.028652][ T4057] loop1: detected capacity change from 0 to 32768 [ 54.036331][ T4059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.037854][ T4059] CPU: 1 PID: 4059 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 54.039679][ T4059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.041545][ T4059] Call trace: [ 54.042260][ T4059] dump_backtrace+0x0/0x530 [ 54.043100][ T4059] show_stack+0x2c/0x3c [ 54.043971][ T4059] dump_stack_lvl+0x108/0x170 [ 54.044812][ T4059] dump_stack+0x1c/0x58 [ 54.045700][ T4059] sysfs_create_dir_ns+0x278/0x318 [ 54.046795][ T4059] kobject_add_internal+0x384/0x8f0 [ 54.047886][ T4059] kobject_init_and_add+0x130/0x1a0 [ 54.048998][ T4059] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.049931][ T4059] gfs2_fill_super+0xe10/0x2010 [ 54.050919][ T4059] get_tree_bdev+0x360/0x54c [ 54.052178][ T4059] gfs2_get_tree+0x54/0x1b4 [ 54.053220][ T4059] vfs_get_tree+0x90/0x274 [ 54.054099][ T4059] do_new_mount+0x278/0x8fc [ 54.055097][ T4059] path_mount+0x594/0x101c [ 54.055995][ T4059] __arm64_sys_mount+0x510/0x5e0 [ 54.057189][ T4059] invoke_syscall+0x98/0x2b8 [ 54.058285][ T4059] el0_svc_common+0x138/0x258 [ 54.059297][ T4059] do_el0_svc+0x58/0x14c [ 54.060132][ T4059] el0_svc+0x7c/0x1f0 [ 54.061031][ T4059] el0t_64_sync_handler+0x84/0xe4 [ 54.062141][ T4059] el0t_64_sync+0x1a0/0x1a4 [ 54.065582][ T4059] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.068321][ T4059] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 54.126406][ T4057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.128135][ T4057] CPU: 0 PID: 4057 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 54.129789][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.132040][ T4057] Call trace: [ 54.132753][ T4057] dump_backtrace+0x0/0x530 [ 54.133680][ T4057] show_stack+0x2c/0x3c [ 54.134566][ T4057] dump_stack_lvl+0x108/0x170 [ 54.135458][ T4057] dump_stack+0x1c/0x58 [ 54.136395][ T4057] sysfs_create_dir_ns+0x278/0x318 [ 54.137375][ T4057] kobject_add_internal+0x384/0x8f0 [ 54.138447][ T4057] kobject_init_and_add+0x130/0x1a0 [ 54.139660][ T4057] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.140604][ T4057] gfs2_fill_super+0xe10/0x2010 [ 54.141688][ T4057] get_tree_bdev+0x360/0x54c [ 54.142663][ T4057] gfs2_get_tree+0x54/0x1b4 [ 54.143598][ T4057] vfs_get_tree+0x90/0x274 [ 54.144441][ T4057] do_new_mount+0x278/0x8fc [ 54.145339][ T4057] path_mount+0x594/0x101c [ 54.146113][ T4057] __arm64_sys_mount+0x510/0x5e0 [ 54.147177][ T4057] invoke_syscall+0x98/0x2b8 [ 54.148182][ T4057] el0_svc_common+0x138/0x258 [ 54.149182][ T4057] do_el0_svc+0x58/0x14c [ 54.150044][ T4057] el0_svc+0x7c/0x1f0 [ 54.150884][ T4057] el0t_64_sync_handler+0x84/0xe4 [ 54.151911][ T4057] el0t_64_sync+0x1a0/0x1a4 [ 54.199083][ T4057] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.201805][ T4057] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 54.449477][ T4060] loop3: detected capacity change from 0 to 32768 [ 54.490424][ T4059] loop0: detected capacity change from 0 to 32768 [ 54.493865][ T4058] loop4: detected capacity change from 0 to 32768 [ 54.540985][ T4060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.542482][ T4060] CPU: 1 PID: 4060 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 54.544435][ T4060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.544495][ T4059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.546677][ T4060] Call trace: [ 54.546685][ T4060] dump_backtrace+0x0/0x530 [ 54.546702][ T4060] show_stack+0x2c/0x3c [ 54.546711][ T4060] dump_stack_lvl+0x108/0x170 [ 54.546722][ T4060] dump_stack+0x1c/0x58 [ 54.546730][ T4060] sysfs_create_dir_ns+0x278/0x318 [ 54.546742][ T4060] kobject_add_internal+0x384/0x8f0 [ 54.546755][ T4060] kobject_init_and_add+0x130/0x1a0 [ 54.556464][ T4060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.557488][ T4060] gfs2_fill_super+0xe10/0x2010 [ 54.558634][ T4060] get_tree_bdev+0x360/0x54c [ 54.559676][ T4060] gfs2_get_tree+0x54/0x1b4 [ 54.560593][ T4060] vfs_get_tree+0x90/0x274 [ 54.561524][ T4060] do_new_mount+0x278/0x8fc [ 54.562645][ T4060] path_mount+0x594/0x101c [ 54.563528][ T4060] __arm64_sys_mount+0x510/0x5e0 [ 54.564115][ T4058] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.564553][ T4060] invoke_syscall+0x98/0x2b8 [ 54.567137][ T4060] el0_svc_common+0x138/0x258 [ 54.568217][ T4060] do_el0_svc+0x58/0x14c [ 54.569181][ T4060] el0_svc+0x7c/0x1f0 [ 54.570017][ T4060] el0t_64_sync_handler+0x84/0xe4 [ 54.571089][ T4060] el0t_64_sync+0x1a0/0x1a4 [ 54.575426][ T4059] CPU: 0 PID: 4059 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 54.577258][ T4059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.579416][ T4059] Call trace: [ 54.580085][ T4059] dump_backtrace+0x0/0x530 [ 54.580938][ T4059] show_stack+0x2c/0x3c [ 54.581854][ T4059] dump_stack_lvl+0x108/0x170 [ 54.582806][ T4059] dump_stack+0x1c/0x58 [ 54.583737][ T4059] sysfs_create_dir_ns+0x278/0x318 [ 54.585008][ T4059] kobject_add_internal+0x384/0x8f0 [ 54.586167][ T4059] kobject_init_and_add+0x130/0x1a0 [ 54.587311][ T4059] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.588382][ T4059] gfs2_fill_super+0xe10/0x2010 [ 54.589538][ T4059] get_tree_bdev+0x360/0x54c [ 54.590504][ T4059] gfs2_get_tree+0x54/0x1b4 [ 54.591467][ T4059] vfs_get_tree+0x90/0x274 [ 54.592434][ T4059] do_new_mount+0x278/0x8fc [ 54.593468][ T4059] path_mount+0x594/0x101c [ 54.594477][ T4059] __arm64_sys_mount+0x510/0x5e0 [ 54.595730][ T4059] invoke_syscall+0x98/0x2b8 [ 54.596628][ T4059] el0_svc_common+0x138/0x258 [ 54.597534][ T4059] do_el0_svc+0x58/0x14c [ 54.598475][ T4059] el0_svc+0x7c/0x1f0 [ 54.599508][ T4059] el0t_64_sync_handler+0x84/0xe4 [ 54.600631][ T4059] el0t_64_sync+0x1a0/0x1a4 [ 54.603621][ T4060] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.615451][ T4060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.625769][ T4058] CPU: 1 PID: 4058 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 54.627339][ T4059] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.627641][ T4058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.630378][ T4059] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.632588][ T4058] Call trace: [ 54.634625][ T4058] dump_backtrace+0x0/0x530 [ 54.635685][ T4058] show_stack+0x2c/0x3c [ 54.636589][ T4058] dump_stack_lvl+0x108/0x170 [ 54.637565][ T4058] dump_stack+0x1c/0x58 [ 54.638465][ T4058] sysfs_create_dir_ns+0x278/0x318 [ 54.639584][ T4058] kobject_add_internal+0x384/0x8f0 [ 54.640772][ T4058] kobject_init_and_add+0x130/0x1a0 [ 54.641958][ T4058] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.643016][ T4058] gfs2_fill_super+0xe10/0x2010 [ 54.644034][ T4058] get_tree_bdev+0x360/0x54c [ 54.645057][ T4058] gfs2_get_tree+0x54/0x1b4 [ 54.646140][ T4058] vfs_get_tree+0x90/0x274 [ 54.647144][ T4058] do_new_mount+0x278/0x8fc [ 54.648148][ T4058] path_mount+0x594/0x101c [ 54.649076][ T4058] __arm64_sys_mount+0x510/0x5e0 [ 54.650083][ T4058] invoke_syscall+0x98/0x2b8 [ 54.651108][ T4058] el0_svc_common+0x138/0x258 [ 54.652127][ T4058] do_el0_svc+0x58/0x14c [ 54.653114][ T4058] el0_svc+0x7c/0x1f0 [ 54.653885][ T4058] el0t_64_sync_handler+0x84/0xe4 [ 54.654856][ T4058] el0t_64_sync+0x1a0/0x1a4 [ 54.658228][ T4058] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.660990][ T4058] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.673341][ T4061] loop1: detected capacity change from 0 to 32768 [ 54.716270][ T4061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.717840][ T4061] CPU: 1 PID: 4061 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 54.719637][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.721551][ T4061] Call trace: [ 54.722212][ T4061] dump_backtrace+0x0/0x530 [ 54.723172][ T4061] show_stack+0x2c/0x3c [ 54.724093][ T4061] dump_stack_lvl+0x108/0x170 [ 54.725177][ T4061] dump_stack+0x1c/0x58 [ 54.726032][ T4061] sysfs_create_dir_ns+0x278/0x318 [ 54.727050][ T4061] kobject_add_internal+0x384/0x8f0 [ 54.728108][ T4061] kobject_init_and_add+0x130/0x1a0 [ 54.729234][ T4061] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.730273][ T4061] gfs2_fill_super+0xe10/0x2010 [ 54.731232][ T4061] get_tree_bdev+0x360/0x54c [ 54.732221][ T4061] gfs2_get_tree+0x54/0x1b4 [ 54.733135][ T4061] vfs_get_tree+0x90/0x274 [ 54.734013][ T4061] do_new_mount+0x278/0x8fc [ 54.735139][ T4061] path_mount+0x594/0x101c [ 54.736070][ T4061] __arm64_sys_mount+0x510/0x5e0 [ 54.737123][ T4061] invoke_syscall+0x98/0x2b8 [ 54.738090][ T4061] el0_svc_common+0x138/0x258 [ 54.739051][ T4061] do_el0_svc+0x58/0x14c [ 54.739879][ T4061] el0_svc+0x7c/0x1f0 [ 54.740739][ T4061] el0t_64_sync_handler+0x84/0xe4 [ 54.741730][ T4061] el0t_64_sync+0x1a0/0x1a4 [ 54.743632][ T4061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.755442][ T4061] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 55.065024][ T4060] loop3: detected capacity change from 0 to 32768 [ 55.087910][ T4060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.089545][ T4060] CPU: 1 PID: 4060 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 55.091373][ T4060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.093425][ T4060] Call trace: [ 55.094129][ T4060] dump_backtrace+0x0/0x530 [ 55.095055][ T4060] show_stack+0x2c/0x3c [ 55.096044][ T4060] dump_stack_lvl+0x108/0x170 [ 55.097117][ T4060] dump_stack+0x1c/0x58 [ 55.097984][ T4060] sysfs_create_dir_ns+0x278/0x318 [ 55.099168][ T4060] kobject_add_internal+0x384/0x8f0 [ 55.100258][ T4060] kobject_init_and_add+0x130/0x1a0 [ 55.101353][ T4060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.102401][ T4060] gfs2_fill_super+0xe10/0x2010 [ 55.103542][ T4060] get_tree_bdev+0x360/0x54c [ 55.104521][ T4060] gfs2_get_tree+0x54/0x1b4 [ 55.105452][ T4060] vfs_get_tree+0x90/0x274 [ 55.106341][ T4060] do_new_mount+0x278/0x8fc [ 55.107332][ T4060] path_mount+0x594/0x101c [ 55.108308][ T4060] __arm64_sys_mount+0x510/0x5e0 [ 55.109537][ T4060] invoke_syscall+0x98/0x2b8 [ 55.110566][ T4060] el0_svc_common+0x138/0x258 [ 55.111606][ T4060] do_el0_svc+0x58/0x14c [ 55.112543][ T4060] el0_svc+0x7c/0x1f0 [ 55.113302][ T4060] el0t_64_sync_handler+0x84/0xe4 [ 55.114347][ T4060] el0t_64_sync+0x1a0/0x1a4 [ 55.126454][ T4060] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.129288][ T4060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.200447][ T4063] loop4: detected capacity change from 0 to 32768 [ 55.240302][ T4063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.241964][ T4063] CPU: 0 PID: 4063 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 55.243725][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.245756][ T4063] Call trace: [ 55.246487][ T4063] dump_backtrace+0x0/0x530 [ 55.247430][ T4063] show_stack+0x2c/0x3c [ 55.248327][ T4063] dump_stack_lvl+0x108/0x170 [ 55.249356][ T4063] dump_stack+0x1c/0x58 [ 55.250077][ T4063] sysfs_create_dir_ns+0x278/0x318 [ 55.251128][ T4063] kobject_add_internal+0x384/0x8f0 [ 55.252249][ T4063] kobject_init_and_add+0x130/0x1a0 [ 55.253311][ T4063] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.254222][ T4063] gfs2_fill_super+0xe10/0x2010 [ 55.255129][ T4063] get_tree_bdev+0x360/0x54c [ 55.256055][ T4063] gfs2_get_tree+0x54/0x1b4 [ 55.257056][ T4063] vfs_get_tree+0x90/0x274 [ 55.257921][ T4063] do_new_mount+0x278/0x8fc [ 55.258861][ T4063] path_mount+0x594/0x101c [ 55.259837][ T4063] __arm64_sys_mount+0x510/0x5e0 [ 55.260851][ T4063] invoke_syscall+0x98/0x2b8 [ 55.261810][ T4063] el0_svc_common+0x138/0x258 [ 55.262760][ T4063] do_el0_svc+0x58/0x14c [ 55.263620][ T4063] el0_svc+0x7c/0x1f0 [ 55.264435][ T4063] el0t_64_sync_handler+0x84/0xe4 [ 55.265427][ T4063] el0t_64_sync+0x1a0/0x1a4 [ 55.289015][ T4062] loop0: detected capacity change from 0 to 32768 [ 55.292320][ T4063] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.294963][ T4063] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 55.347185][ T4061] loop1: detected capacity change from 0 to 32768 [ 55.405159][ T4062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.405225][ T4061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.406804][ T4062] CPU: 1 PID: 4062 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 55.410116][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.412306][ T4062] Call trace: [ 55.412938][ T4062] dump_backtrace+0x0/0x530 [ 55.413816][ T4062] show_stack+0x2c/0x3c [ 55.414724][ T4062] dump_stack_lvl+0x108/0x170 [ 55.415718][ T4062] dump_stack+0x1c/0x58 [ 55.416591][ T4062] sysfs_create_dir_ns+0x278/0x318 [ 55.417549][ T4062] kobject_add_internal+0x384/0x8f0 [ 55.418695][ T4062] kobject_init_and_add+0x130/0x1a0 [ 55.419692][ T4062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.420807][ T4062] gfs2_fill_super+0xe10/0x2010 [ 55.421789][ T4062] get_tree_bdev+0x360/0x54c [ 55.422845][ T4062] gfs2_get_tree+0x54/0x1b4 [ 55.423792][ T4062] vfs_get_tree+0x90/0x274 [ 55.424696][ T4062] do_new_mount+0x278/0x8fc [ 55.425599][ T4062] path_mount+0x594/0x101c [ 55.426501][ T4062] __arm64_sys_mount+0x510/0x5e0 [ 55.427684][ T4062] invoke_syscall+0x98/0x2b8 [ 55.428576][ T4062] el0_svc_common+0x138/0x258 [ 55.429547][ T4062] do_el0_svc+0x58/0x14c [ 55.430417][ T4062] el0_svc+0x7c/0x1f0 [ 55.431282][ T4062] el0t_64_sync_handler+0x84/0xe4 [ 55.432415][ T4062] el0t_64_sync+0x1a0/0x1a4 [ 55.445495][ T4061] CPU: 1 PID: 4061 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 55.447266][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.449488][ T4061] Call trace: [ 55.450159][ T4061] dump_backtrace+0x0/0x530 [ 55.451146][ T4061] show_stack+0x2c/0x3c [ 55.452141][ T4061] dump_stack_lvl+0x108/0x170 [ 55.453179][ T4061] dump_stack+0x1c/0x58 [ 55.454008][ T4061] sysfs_create_dir_ns+0x278/0x318 [ 55.454967][ T4061] kobject_add_internal+0x384/0x8f0 [ 55.456065][ T4061] kobject_init_and_add+0x130/0x1a0 [ 55.457270][ T4061] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.458528][ T4061] gfs2_fill_super+0xe10/0x2010 [ 55.459599][ T4061] get_tree_bdev+0x360/0x54c [ 55.460679][ T4061] gfs2_get_tree+0x54/0x1b4 [ 55.461682][ T4061] vfs_get_tree+0x90/0x274 [ 55.462639][ T4061] do_new_mount+0x278/0x8fc [ 55.463555][ T4061] path_mount+0x594/0x101c [ 55.464483][ T4061] __arm64_sys_mount+0x510/0x5e0 [ 55.465599][ T4061] invoke_syscall+0x98/0x2b8 [ 55.466642][ T4061] el0_svc_common+0x138/0x258 [ 55.467692][ T4061] do_el0_svc+0x58/0x14c [ 55.468763][ T4061] el0_svc+0x7c/0x1f0 [ 55.469600][ T4061] el0t_64_sync_handler+0x84/0xe4 [ 55.470614][ T4061] el0t_64_sync+0x1a0/0x1a4 [ 55.492042][ T4062] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.494724][ T4062] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.496214][ T4061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.498883][ T4061] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.538756][ T4064] loop3: detected capacity change from 0 to 32768 [ 55.621163][ T4064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.622708][ T4064] CPU: 1 PID: 4064 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 55.624499][ T4064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.626581][ T4064] Call trace: [ 55.627309][ T4064] dump_backtrace+0x0/0x530 [ 55.628280][ T4064] show_stack+0x2c/0x3c [ 55.629182][ T4064] dump_stack_lvl+0x108/0x170 [ 55.630232][ T4064] dump_stack+0x1c/0x58 [ 55.631188][ T4064] sysfs_create_dir_ns+0x278/0x318 [ 55.632266][ T4064] kobject_add_internal+0x384/0x8f0 [ 55.633365][ T4064] kobject_init_and_add+0x130/0x1a0 [ 55.634541][ T4064] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.635646][ T4064] gfs2_fill_super+0xe10/0x2010 [ 55.636797][ T4064] get_tree_bdev+0x360/0x54c [ 55.637722][ T4064] gfs2_get_tree+0x54/0x1b4 [ 55.638683][ T4064] vfs_get_tree+0x90/0x274 [ 55.639649][ T4064] do_new_mount+0x278/0x8fc [ 55.640666][ T4064] path_mount+0x594/0x101c [ 55.641513][ T4064] __arm64_sys_mount+0x510/0x5e0 [ 55.642678][ T4064] invoke_syscall+0x98/0x2b8 [ 55.643670][ T4064] el0_svc_common+0x138/0x258 [ 55.644626][ T4064] do_el0_svc+0x58/0x14c [ 55.645482][ T4064] el0_svc+0x7c/0x1f0 [ 55.646256][ T4064] el0t_64_sync_handler+0x84/0xe4 [ 55.647430][ T4064] el0t_64_sync+0x1a0/0x1a4 [ 55.682654][ T4064] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. executing program [ 55.685368][ T4064] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.743393][ T4063] loop4: detected capacity change from 0 to 32768 [ 55.817172][ T4063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.818854][ T4063] CPU: 1 PID: 4063 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 55.820601][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.822475][ T4063] Call trace: [ 55.823156][ T4063] dump_backtrace+0x0/0x530 [ 55.824035][ T4063] show_stack+0x2c/0x3c [ 55.824922][ T4063] dump_stack_lvl+0x108/0x170 [ 55.825970][ T4063] dump_stack+0x1c/0x58 [ 55.826790][ T4063] sysfs_create_dir_ns+0x278/0x318 [ 55.827886][ T4063] kobject_add_internal+0x384/0x8f0 [ 55.828894][ T4063] kobject_init_and_add+0x130/0x1a0 [ 55.830130][ T4063] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.831176][ T4063] gfs2_fill_super+0xe10/0x2010 [ 55.832148][ T4063] get_tree_bdev+0x360/0x54c [ 55.833086][ T4063] gfs2_get_tree+0x54/0x1b4 [ 55.834105][ T4063] vfs_get_tree+0x90/0x274 [ 55.834997][ T4063] do_new_mount+0x278/0x8fc [ 55.835940][ T4063] path_mount+0x594/0x101c [ 55.837040][ T4063] __arm64_sys_mount+0x510/0x5e0 [ 55.838049][ T4063] invoke_syscall+0x98/0x2b8 [ 55.838974][ T4063] el0_svc_common+0x138/0x258 [ 55.839909][ T4063] do_el0_svc+0x58/0x14c [ 55.840836][ T4063] el0_svc+0x7c/0x1f0 [ 55.841600][ T4063] el0t_64_sync_handler+0x84/0xe4 [ 55.842751][ T4063] el0t_64_sync+0x1a0/0x1a4 [ 55.895506][ T4063] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.903903][ T4062] loop0: detected capacity change from 0 to 32768 [ 55.905437][ T4063] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.928326][ T4062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.929958][ T4062] CPU: 0 PID: 4062 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 55.931649][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.933911][ T4062] Call trace: [ 55.934580][ T4062] dump_backtrace+0x0/0x530 [ 55.935574][ T4062] show_stack+0x2c/0x3c [ 55.936355][ T4062] dump_stack_lvl+0x108/0x170 [ 55.937322][ T4062] dump_stack+0x1c/0x58 [ 55.938145][ T4062] sysfs_create_dir_ns+0x278/0x318 [ 55.939235][ T4062] kobject_add_internal+0x384/0x8f0 [ 55.940227][ T4062] kobject_init_and_add+0x130/0x1a0 [ 55.941254][ T4062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.942134][ T4062] gfs2_fill_super+0xe10/0x2010 [ 55.943174][ T4062] get_tree_bdev+0x360/0x54c [ 55.944142][ T4062] gfs2_get_tree+0x54/0x1b4 [ 55.945150][ T4062] vfs_get_tree+0x90/0x274 [ 55.946096][ T4062] do_new_mount+0x278/0x8fc [ 55.947016][ T4062] path_mount+0x594/0x101c [ 55.947907][ T4062] __arm64_sys_mount+0x510/0x5e0 [ 55.948860][ T4062] invoke_syscall+0x98/0x2b8 [ 55.949860][ T4062] el0_svc_common+0x138/0x258 [ 55.950878][ T4062] do_el0_svc+0x58/0x14c [ 55.951857][ T4062] el0_svc+0x7c/0x1f0 [ 55.952690][ T4062] el0t_64_sync_handler+0x84/0xe4 [ 55.953914][ T4062] el0t_64_sync+0x1a0/0x1a4 [ 55.963774][ T4062] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.966926][ T4062] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.028852][ T4065] loop1: detected capacity change from 0 to 32768 executing program [ 56.086062][ T4065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.087704][ T4065] CPU: 0 PID: 4065 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 56.089506][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.091640][ T4065] Call trace: [ 56.092295][ T4065] dump_backtrace+0x0/0x530 [ 56.093196][ T4065] show_stack+0x2c/0x3c [ 56.094038][ T4065] dump_stack_lvl+0x108/0x170 [ 56.095029][ T4065] dump_stack+0x1c/0x58 [ 56.095871][ T4065] sysfs_create_dir_ns+0x278/0x318 [ 56.096929][ T4065] kobject_add_internal+0x384/0x8f0 [ 56.098024][ T4065] kobject_init_and_add+0x130/0x1a0 [ 56.099071][ T4065] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.100092][ T4065] gfs2_fill_super+0xe10/0x2010 [ 56.101145][ T4065] get_tree_bdev+0x360/0x54c [ 56.102016][ T4065] gfs2_get_tree+0x54/0x1b4 [ 56.102893][ T4065] vfs_get_tree+0x90/0x274 [ 56.103797][ T4065] do_new_mount+0x278/0x8fc [ 56.104654][ T4065] path_mount+0x594/0x101c [ 56.105499][ T4065] __arm64_sys_mount+0x510/0x5e0 [ 56.106504][ T4065] invoke_syscall+0x98/0x2b8 [ 56.107337][ T4065] el0_svc_common+0x138/0x258 [ 56.108400][ T4065] do_el0_svc+0x58/0x14c [ 56.109299][ T4065] el0_svc+0x7c/0x1f0 [ 56.110141][ T4065] el0t_64_sync_handler+0x84/0xe4 [ 56.111181][ T4065] el0t_64_sync+0x1a0/0x1a4 [ 56.139387][ T4064] loop3: detected capacity change from 0 to 32768 executing program [ 56.152382][ T4065] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.154943][ T4065] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.222174][ T4064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.223720][ T4064] CPU: 1 PID: 4064 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 56.225543][ T4064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.227843][ T4064] Call trace: [ 56.228544][ T4064] dump_backtrace+0x0/0x530 [ 56.229473][ T4064] show_stack+0x2c/0x3c [ 56.230526][ T4064] dump_stack_lvl+0x108/0x170 [ 56.231490][ T4064] dump_stack+0x1c/0x58 [ 56.232387][ T4064] sysfs_create_dir_ns+0x278/0x318 [ 56.233441][ T4064] kobject_add_internal+0x384/0x8f0 [ 56.234578][ T4064] kobject_init_and_add+0x130/0x1a0 [ 56.235638][ T4064] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.236639][ T4064] gfs2_fill_super+0xe10/0x2010 [ 56.237689][ T4064] get_tree_bdev+0x360/0x54c [ 56.238607][ T4064] gfs2_get_tree+0x54/0x1b4 [ 56.239508][ T4064] vfs_get_tree+0x90/0x274 [ 56.240510][ T4064] do_new_mount+0x278/0x8fc [ 56.241485][ T4064] path_mount+0x594/0x101c [ 56.242376][ T4064] __arm64_sys_mount+0x510/0x5e0 [ 56.243376][ T4064] invoke_syscall+0x98/0x2b8 [ 56.244314][ T4064] el0_svc_common+0x138/0x258 [ 56.245266][ T4064] do_el0_svc+0x58/0x14c [ 56.246153][ T4064] el0_svc+0x7c/0x1f0 [ 56.246975][ T4064] el0t_64_sync_handler+0x84/0xe4 [ 56.248095][ T4064] el0t_64_sync+0x1a0/0x1a4 [ 56.258359][ T4064] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.265269][ T4064] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.368715][ T4066] loop4: detected capacity change from 0 to 32768 executing program [ 56.427581][ T4067] loop0: detected capacity change from 0 to 32768 [ 56.453281][ T4066] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.455421][ T4066] CPU: 0 PID: 4066 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 56.457253][ T4066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.459458][ T4066] Call trace: [ 56.460175][ T4066] dump_backtrace+0x0/0x530 [ 56.461135][ T4066] show_stack+0x2c/0x3c [ 56.461904][ T4066] dump_stack_lvl+0x108/0x170 [ 56.462843][ T4066] dump_stack+0x1c/0x58 [ 56.463916][ T4066] sysfs_create_dir_ns+0x278/0x318 [ 56.464975][ T4066] kobject_add_internal+0x384/0x8f0 [ 56.465987][ T4066] kobject_init_and_add+0x130/0x1a0 [ 56.467133][ T4066] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.468073][ T4066] gfs2_fill_super+0xe10/0x2010 [ 56.469057][ T4066] get_tree_bdev+0x360/0x54c [ 56.469983][ T4066] gfs2_get_tree+0x54/0x1b4 [ 56.470976][ T4066] vfs_get_tree+0x90/0x274 [ 56.471886][ T4066] do_new_mount+0x278/0x8fc [ 56.472814][ T4066] path_mount+0x594/0x101c [ 56.473705][ T4066] __arm64_sys_mount+0x510/0x5e0 [ 56.474605][ T4066] invoke_syscall+0x98/0x2b8 [ 56.475617][ T4066] el0_svc_common+0x138/0x258 [ 56.476598][ T4066] do_el0_svc+0x58/0x14c [ 56.477516][ T4066] el0_svc+0x7c/0x1f0 [ 56.478369][ T4066] el0t_64_sync_handler+0x84/0xe4 [ 56.479451][ T4066] el0t_64_sync+0x1a0/0x1a4 [ 56.483632][ T4067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.485915][ T4067] CPU: 1 PID: 4067 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 56.487819][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.489806][ T4067] Call trace: [ 56.490428][ T4067] dump_backtrace+0x0/0x530 [ 56.491406][ T4067] show_stack+0x2c/0x3c [ 56.492325][ T4067] dump_stack_lvl+0x108/0x170 [ 56.493283][ T4067] dump_stack+0x1c/0x58 [ 56.494158][ T4067] sysfs_create_dir_ns+0x278/0x318 [ 56.495168][ T4067] kobject_add_internal+0x384/0x8f0 [ 56.496269][ T4067] kobject_init_and_add+0x130/0x1a0 [ 56.497270][ T4067] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.498272][ T4067] gfs2_fill_super+0xe10/0x2010 [ 56.499307][ T4067] get_tree_bdev+0x360/0x54c [ 56.500321][ T4067] gfs2_get_tree+0x54/0x1b4 [ 56.501379][ T4067] vfs_get_tree+0x90/0x274 [ 56.502231][ T4067] do_new_mount+0x278/0x8fc [ 56.503068][ T4066] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.503250][ T4067] path_mount+0x594/0x101c [ 56.506214][ T4066] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.506990][ T4067] __arm64_sys_mount+0x510/0x5e0 [ 56.509455][ T4067] invoke_syscall+0x98/0x2b8 [ 56.510178][ T4067] el0_svc_common+0x138/0x258 [ 56.510909][ T4067] do_el0_svc+0x58/0x14c [ 56.511574][ T4067] el0_svc+0x7c/0x1f0 [ 56.512205][ T4067] el0t_64_sync_handler+0x84/0xe4 [ 56.512987][ T4067] el0t_64_sync+0x1a0/0x1a4 [ 56.556423][ T4067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.559120][ T4067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.688478][ T4065] loop1: detected capacity change from 0 to 32768 [ 56.700731][ T4065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.702367][ T4065] CPU: 1 PID: 4065 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 56.704196][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.706176][ T4065] Call trace: [ 56.706806][ T4065] dump_backtrace+0x0/0x530 [ 56.707805][ T4065] show_stack+0x2c/0x3c [ 56.708634][ T4065] dump_stack_lvl+0x108/0x170 [ 56.709612][ T4065] dump_stack+0x1c/0x58 [ 56.710524][ T4065] sysfs_create_dir_ns+0x278/0x318 [ 56.711626][ T4065] kobject_add_internal+0x384/0x8f0 [ 56.712690][ T4065] kobject_init_and_add+0x130/0x1a0 [ 56.713897][ T4065] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.714818][ T4065] gfs2_fill_super+0xe10/0x2010 [ 56.715897][ T4065] get_tree_bdev+0x360/0x54c [ 56.716913][ T4065] gfs2_get_tree+0x54/0x1b4 [ 56.717854][ T4065] vfs_get_tree+0x90/0x274 [ 56.718742][ T4065] do_new_mount+0x278/0x8fc [ 56.719610][ T4065] path_mount+0x594/0x101c [ 56.720445][ T4065] __arm64_sys_mount+0x510/0x5e0 [ 56.721491][ T4065] invoke_syscall+0x98/0x2b8 [ 56.722467][ T4065] el0_svc_common+0x138/0x258 [ 56.723529][ T4065] do_el0_svc+0x58/0x14c [ 56.724482][ T4065] el0_svc+0x7c/0x1f0 [ 56.725329][ T4065] el0t_64_sync_handler+0x84/0xe4 [ 56.726442][ T4065] el0t_64_sync+0x1a0/0x1a4 [ 56.745158][ T4065] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.748275][ T4065] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.793999][ T4068] loop3: detected capacity change from 0 to 32768 [ 56.806118][ T4068] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.807716][ T4068] CPU: 1 PID: 4068 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 56.809532][ T4068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.811571][ T4068] Call trace: [ 56.812320][ T4068] dump_backtrace+0x0/0x530 [ 56.813274][ T4068] show_stack+0x2c/0x3c [ 56.814072][ T4068] dump_stack_lvl+0x108/0x170 [ 56.814986][ T4068] dump_stack+0x1c/0x58 [ 56.816018][ T4068] sysfs_create_dir_ns+0x278/0x318 [ 56.817121][ T4068] kobject_add_internal+0x384/0x8f0 [ 56.818174][ T4068] kobject_init_and_add+0x130/0x1a0 [ 56.819397][ T4068] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.820542][ T4068] gfs2_fill_super+0xe10/0x2010 [ 56.821578][ T4068] get_tree_bdev+0x360/0x54c [ 56.822717][ T4068] gfs2_get_tree+0x54/0x1b4 [ 56.823723][ T4068] vfs_get_tree+0x90/0x274 [ 56.824610][ T4068] do_new_mount+0x278/0x8fc [ 56.825599][ T4068] path_mount+0x594/0x101c [ 56.826569][ T4068] __arm64_sys_mount+0x510/0x5e0 [ 56.827695][ T4068] invoke_syscall+0x98/0x2b8 [ 56.828276][ T4066] loop4: detected capacity change from 0 to 32768 [ 56.828699][ T4068] el0_svc_common+0x138/0x258 [ 56.831180][ T4068] do_el0_svc+0x58/0x14c [ 56.832076][ T4068] el0_svc+0x7c/0x1f0 [ 56.832842][ T4068] el0t_64_sync_handler+0x84/0xe4 [ 56.833972][ T4068] el0t_64_sync+0x1a0/0x1a4 [ 56.837621][ T4068] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.840403][ T4068] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.884750][ T4066] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.886429][ T4066] CPU: 1 PID: 4066 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 56.888192][ T4066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.890219][ T4066] Call trace: [ 56.890906][ T4066] dump_backtrace+0x0/0x530 [ 56.891793][ T4066] show_stack+0x2c/0x3c [ 56.892700][ T4066] dump_stack_lvl+0x108/0x170 [ 56.893532][ T4066] dump_stack+0x1c/0x58 [ 56.894423][ T4066] sysfs_create_dir_ns+0x278/0x318 [ 56.895475][ T4066] kobject_add_internal+0x384/0x8f0 [ 56.896531][ T4066] kobject_init_and_add+0x130/0x1a0 [ 56.897970][ T4066] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.898994][ T4066] gfs2_fill_super+0xe10/0x2010 [ 56.899949][ T4066] get_tree_bdev+0x360/0x54c [ 56.901042][ T4066] gfs2_get_tree+0x54/0x1b4 [ 56.902134][ T4066] vfs_get_tree+0x90/0x274 [ 56.903104][ T4066] do_new_mount+0x278/0x8fc [ 56.904050][ T4066] path_mount+0x594/0x101c [ 56.905113][ T4066] __arm64_sys_mount+0x510/0x5e0 [ 56.906126][ T4066] invoke_syscall+0x98/0x2b8 [ 56.907029][ T4066] el0_svc_common+0x138/0x258 [ 56.908139][ T4066] do_el0_svc+0x58/0x14c [ 56.909050][ T4066] el0_svc+0x7c/0x1f0 [ 56.909965][ T4066] el0t_64_sync_handler+0x84/0xe4 [ 56.911198][ T4066] el0t_64_sync+0x1a0/0x1a4 [ 56.967125][ T4066] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.969717][ T4066] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 57.092020][ T4067] loop0: detected capacity change from 0 to 32768 executing program [ 57.146582][ T4067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.148159][ T4067] CPU: 0 PID: 4067 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 57.150120][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.152091][ T4067] Call trace: [ 57.152721][ T4067] dump_backtrace+0x0/0x530 [ 57.153609][ T4067] show_stack+0x2c/0x3c [ 57.154472][ T4067] dump_stack_lvl+0x108/0x170 [ 57.155578][ T4067] dump_stack+0x1c/0x58 [ 57.156604][ T4067] sysfs_create_dir_ns+0x278/0x318 [ 57.157621][ T4067] kobject_add_internal+0x384/0x8f0 [ 57.158851][ T4067] kobject_init_and_add+0x130/0x1a0 [ 57.159917][ T4067] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.160942][ T4067] gfs2_fill_super+0xe10/0x2010 [ 57.161923][ T4067] get_tree_bdev+0x360/0x54c [ 57.162937][ T4067] gfs2_get_tree+0x54/0x1b4 [ 57.164004][ T4067] vfs_get_tree+0x90/0x274 [ 57.165001][ T4067] do_new_mount+0x278/0x8fc [ 57.165958][ T4067] path_mount+0x594/0x101c [ 57.166765][ T4067] __arm64_sys_mount+0x510/0x5e0 [ 57.167736][ T4067] invoke_syscall+0x98/0x2b8 [ 57.168796][ T4067] el0_svc_common+0x138/0x258 [ 57.169896][ T4067] do_el0_svc+0x58/0x14c [ 57.170808][ T4067] el0_svc+0x7c/0x1f0 [ 57.171625][ T4067] el0t_64_sync_handler+0x84/0xe4 [ 57.172680][ T4067] el0t_64_sync+0x1a0/0x1a4 [ 57.212027][ T4067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.215003][ T4067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 57.224861][ T4068] loop3: detected capacity change from 0 to 32768 [ 57.232389][ T4069] loop1: detected capacity change from 0 to 32768 [ 57.253186][ T4069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.254991][ T4069] CPU: 1 PID: 4069 Comm: syz-executor154 Not tainted 5.15.173-syzkaller #0 [ 57.256936][ T4069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.258991][ T4069] Call trace: [ 57.259710][ T4069] dump_backtrace+0x0/0x530 [ 57.260722][ T4069] show_stack+0x2c/0x3c [ 57.261560][ T4069] dump_stack_lvl+0x108/0x170 [ 57.262538][ T4069] dump_stack+0x1c/0x58 [ 57.263385][ T4069] sysfs_create_dir_ns+0x278/0x318 [ 57.264490][ T4069] kobject_add_internal+0x384/0x8f0 [ 57.265504][ T4069] kobject_init_and_add+0x130/0x1a0 [ 57.266706][ T4069] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.267702][ T4069] gfs2_fill_super+0xe10/0x2010 [ 57.268741][ T4069] get_tree_bdev+0x360/0x54c [ 57.269662][ T4069] gfs2_get_tree+0x54/0x1b4 [ 57.270599][ T4069] vfs_get_tree+0x90/0x274 [ 57.271551][ T4069] do_new_mount+0x278/0x8fc [ 57.272520][ T4069] path_mount+0x594/0x101c