Warning: Permanently added '10.128.0.30' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 38.943638][ T4025] loop0: detected capacity change from 0 to 32768 [ 38.968290][ T4029] loop4: detected capacity change from 0 to 32768 [ 39.002838][ T4024] loop2: detected capacity change from 0 to 32768 [ 39.007459][ T4026] loop3: detected capacity change from 0 to 32768 [ 39.016007][ T4025] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 39.017821][ T4025] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 39.027342][ T4027] loop1: detected capacity change from 0 to 32768 [ 39.043322][ T4029] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 39.044977][ T4029] CPU: 1 PID: 4029 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 39.045876][ T4026] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 39.046750][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 39.050423][ T4029] Call trace: [ 39.051129][ T4029] dump_backtrace+0x0/0x530 [ 39.052113][ T4029] show_stack+0x2c/0x3c [ 39.052963][ T4029] dump_stack_lvl+0x108/0x170 [ 39.054020][ T4029] dump_stack+0x1c/0x58 [ 39.054963][ T4029] sysfs_create_dir_ns+0x278/0x318 [ 39.056008][ T4029] kobject_add_internal+0x384/0x8f0 [ 39.057058][ T4029] kobject_init_and_add+0x130/0x1a0 [ 39.058107][ T4029] gfs2_sys_fs_add+0x1f8/0x3f4 [ 39.059139][ T4029] gfs2_fill_super+0xe10/0x2010 [ 39.060051][ T4029] get_tree_bdev+0x360/0x54c [ 39.061136][ T4029] gfs2_get_tree+0x54/0x1b4 [ 39.062054][ T4029] vfs_get_tree+0x90/0x274 [ 39.062984][ T4029] do_new_mount+0x278/0x8fc [ 39.063899][ T4029] path_mount+0x594/0x101c [ 39.064876][ T4029] __arm64_sys_mount+0x510/0x5e0 [ 39.065925][ T4029] invoke_syscall+0x98/0x2b8 [ 39.066966][ T4029] el0_svc_common+0x138/0x258 [ 39.067914][ T4029] do_el0_svc+0x58/0x14c [ 39.068767][ T4029] el0_svc+0x7c/0x1f0 [ 39.069692][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 39.070708][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 39.071775][ T4026] CPU: 0 PID: 4026 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 39.073707][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 39.073841][ T4029] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 39.075747][ T4026] Call trace: [ 39.075753][ T4026] dump_backtrace+0x0/0x530 [ 39.078257][ T4029] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 39.078932][ T4026] show_stack+0x2c/0x3c [ 39.082007][ T4026] dump_stack_lvl+0x108/0x170 [ 39.082989][ T4026] dump_stack+0x1c/0x58 [ 39.083891][ T4026] sysfs_create_dir_ns+0x278/0x318 [ 39.084925][ T4026] kobject_add_internal+0x384/0x8f0 [ 39.086002][ T4026] kobject_init_and_add+0x130/0x1a0 [ 39.087068][ T4026] gfs2_sys_fs_add+0x1f8/0x3f4 [ 39.088070][ T4026] gfs2_fill_super+0xe10/0x2010 [ 39.088995][ T4026] get_tree_bdev+0x360/0x54c [ 39.089975][ T4026] gfs2_get_tree+0x54/0x1b4 [ 39.090917][ T4026] vfs_get_tree+0x90/0x274 [ 39.091847][ T4026] do_new_mount+0x278/0x8fc [ 39.092745][ T4026] path_mount+0x594/0x101c [ 39.093739][ T4026] __arm64_sys_mount+0x510/0x5e0 [ 39.093994][ T4027] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 39.094899][ T4026] invoke_syscall+0x98/0x2b8 [ 39.097448][ T4026] el0_svc_common+0x138/0x258 [ 39.098395][ T4026] do_el0_svc+0x58/0x14c [ 39.099234][ T4026] el0_svc+0x7c/0x1f0 [ 39.100076][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 39.101123][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 39.104724][ T4026] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 39.105208][ T4025] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 39.107632][ T4026] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 39.110597][ T4027] CPU: 0 PID: 4027 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 39.112382][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 39.114760][ T4027] Call trace: [ 39.115480][ T4027] dump_backtrace+0x0/0x530 [ 39.116478][ T4027] show_stack+0x2c/0x3c [ 39.117312][ T4027] dump_stack_lvl+0x108/0x170 [ 39.118345][ T4027] dump_stack+0x1c/0x58 [ 39.119262][ T4027] sysfs_create_dir_ns+0x278/0x318 [ 39.120303][ T4027] kobject_add_internal+0x384/0x8f0 [ 39.121362][ T4027] kobject_init_and_add+0x130/0x1a0 [ 39.122457][ T4027] gfs2_sys_fs_add+0x1f8/0x3f4 [ 39.123510][ T4027] gfs2_fill_super+0xe10/0x2010 [ 39.124472][ T4027] get_tree_bdev+0x360/0x54c [ 39.125414][ T4027] gfs2_get_tree+0x54/0x1b4 [ 39.126357][ T4027] vfs_get_tree+0x90/0x274 [ 39.127308][ T4027] do_new_mount+0x278/0x8fc [ 39.128251][ T4027] path_mount+0x594/0x101c [ 39.129233][ T4027] __arm64_sys_mount+0x510/0x5e0 [ 39.130244][ T4027] invoke_syscall+0x98/0x2b8 [ 39.131194][ T4027] el0_svc_common+0x138/0x258 [ 39.132208][ T4027] do_el0_svc+0x58/0x14c [ 39.133144][ T4027] el0_svc+0x7c/0x1f0 [ 39.134144][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 39.135215][ T4027] el0t_64_sync+0x1a0/0x1a4 [ 39.137927][ T4027] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 39.140886][ T4027] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 39.154028][ T4024] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 39.155688][ T4024] CPU: 0 PID: 4024 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 39.157514][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 39.159570][ T4024] Call trace: [ 39.160336][ T4024] dump_backtrace+0x0/0x530 [ 39.161665][ T4024] show_stack+0x2c/0x3c [ 39.162584][ T4024] dump_stack_lvl+0x108/0x170 [ 39.163563][ T4024] dump_stack+0x1c/0x58 [ 39.163745][ T4025] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 39.164407][ T4024] sysfs_create_dir_ns+0x278/0x318 [ 39.166871][ T4024] kobject_add_internal+0x384/0x8f0 [ 39.167929][ T4024] kobject_init_and_add+0x130/0x1a0 [ 39.168953][ T4024] gfs2_sys_fs_add+0x1f8/0x3f4 [ 39.169980][ T4024] gfs2_fill_super+0xe10/0x2010 [ 39.171017][ T4024] get_tree_bdev+0x360/0x54c [ 39.171972][ T4024] gfs2_get_tree+0x54/0x1b4 [ 39.172894][ T4024] vfs_get_tree+0x90/0x274 [ 39.173809][ T4024] do_new_mount+0x278/0x8fc [ 39.174786][ T4024] path_mount+0x594/0x101c [ 39.175739][ T4024] __arm64_sys_mount+0x510/0x5e0 [ 39.176792][ T4024] invoke_syscall+0x98/0x2b8 [ 39.177904][ T4024] el0_svc_common+0x138/0x258 [ 39.178871][ T4024] do_el0_svc+0x58/0x14c [ 39.179823][ T4024] el0_svc+0x7c/0x1f0 [ 39.180607][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 39.181603][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 39.184891][ T4024] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 39.187606][ T4024] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 39.934616][ T4027] loop1: detected capacity change from 0 to 32768 executing program [ 39.999396][ T4024] loop2: detected capacity change from 0 to 32768 [ 40.022354][ T4027] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 40.024174][ T4027] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 40.038054][ T4024] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 40.039890][ T4024] CPU: 1 PID: 4024 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 40.041713][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 40.043729][ T4024] Call trace: [ 40.044414][ T4024] dump_backtrace+0x0/0x530 [ 40.045373][ T4024] show_stack+0x2c/0x3c [ 40.046214][ T4024] dump_stack_lvl+0x108/0x170 [ 40.047160][ T4024] dump_stack+0x1c/0x58 [ 40.048026][ T4024] sysfs_create_dir_ns+0x278/0x318 [ 40.049149][ T4024] kobject_add_internal+0x384/0x8f0 [ 40.050266][ T4024] kobject_init_and_add+0x130/0x1a0 [ 40.051318][ T4024] gfs2_sys_fs_add+0x1f8/0x3f4 [ 40.052334][ T4024] gfs2_fill_super+0xe10/0x2010 [ 40.053375][ T4024] get_tree_bdev+0x360/0x54c [ 40.054421][ T4024] gfs2_get_tree+0x54/0x1b4 [ 40.055437][ T4024] vfs_get_tree+0x90/0x274 [ 40.056401][ T4024] do_new_mount+0x278/0x8fc [ 40.057291][ T4024] path_mount+0x594/0x101c [ 40.058224][ T4024] __arm64_sys_mount+0x510/0x5e0 [ 40.059195][ T4024] invoke_syscall+0x98/0x2b8 [ 40.060183][ T4024] el0_svc_common+0x138/0x258 [ 40.061231][ T4024] do_el0_svc+0x58/0x14c [ 40.062113][ T4024] el0_svc+0x7c/0x1f0 [ 40.062972][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 40.064061][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 40.084286][ T4029] loop4: detected capacity change from 0 to 32768 [ 40.087301][ T4027] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 40.099535][ T1535] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 40.101011][ T1535] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 40.121420][ T4024] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 40.124174][ T4024] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 40.124560][ T4026] loop3: detected capacity change from 0 to 32768 [ 40.146193][ T4029] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 40.148075][ T4029] CPU: 1 PID: 4029 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 40.149779][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 40.151920][ T4029] Call trace: [ 40.152574][ T4029] dump_backtrace+0x0/0x530 [ 40.153377][ T4029] show_stack+0x2c/0x3c [ 40.154350][ T4029] dump_stack_lvl+0x108/0x170 [ 40.155386][ T4029] dump_stack+0x1c/0x58 [ 40.156294][ T4029] sysfs_create_dir_ns+0x278/0x318 [ 40.157401][ T4029] kobject_add_internal+0x384/0x8f0 [ 40.158472][ T4029] kobject_init_and_add+0x130/0x1a0 [ 40.159546][ T4029] gfs2_sys_fs_add+0x1f8/0x3f4 [ 40.160598][ T4029] gfs2_fill_super+0xe10/0x2010 [ 40.161673][ T4029] get_tree_bdev+0x360/0x54c [ 40.162632][ T4029] gfs2_get_tree+0x54/0x1b4 [ 40.163573][ T4029] vfs_get_tree+0x90/0x274 [ 40.164527][ T4029] do_new_mount+0x278/0x8fc [ 40.165490][ T4029] path_mount+0x594/0x101c [ 40.166482][ T4029] __arm64_sys_mount+0x510/0x5e0 [ 40.167508][ T4029] invoke_syscall+0x98/0x2b8 [ 40.168433][ T4029] el0_svc_common+0x138/0x258 [ 40.169488][ T4029] do_el0_svc+0x58/0x14c [ 40.170345][ T4029] el0_svc+0x7c/0x1f0 [ 40.171223][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 40.172374][ T4029] el0t_64_sync+0x1a0/0x1a4 [ 40.179275][ T1535] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 78ms [ 40.181145][ T1535] gfs2: fsid=syz:syz.0: jid=0: Done [ 40.182434][ T4026] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 40.184353][ T4026] CPU: 0 PID: 4026 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 40.186137][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 40.188279][ T4026] Call trace: [ 40.189023][ T4026] dump_backtrace+0x0/0x530 [ 40.189966][ T4026] show_stack+0x2c/0x3c [ 40.190836][ T4026] dump_stack_lvl+0x108/0x170 [ 40.191772][ T4026] dump_stack+0x1c/0x58 [ 40.192626][ T4026] sysfs_create_dir_ns+0x278/0x318 [ 40.193625][ T4026] kobject_add_internal+0x384/0x8f0 [ 40.194737][ T4026] kobject_init_and_add+0x130/0x1a0 [ 40.195238][ T4027] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 40.195919][ T4026] gfs2_sys_fs_add+0x1f8/0x3f4 [ 40.198414][ T4026] gfs2_fill_super+0xe10/0x2010 [ 40.199398][ T4026] get_tree_bdev+0x360/0x54c [ 40.200395][ T4026] gfs2_get_tree+0x54/0x1b4 [ 40.201355][ T4026] vfs_get_tree+0x90/0x274 [ 40.202285][ T4026] do_new_mount+0x278/0x8fc [ 40.203224][ T4026] path_mount+0x594/0x101c [ 40.204064][ T4026] __arm64_sys_mount+0x510/0x5e0 [ 40.205169][ T4026] invoke_syscall+0x98/0x2b8 [ 40.206174][ T4026] el0_svc_common+0x138/0x258 [ 40.207206][ T4026] do_el0_svc+0x58/0x14c [ 40.208254][ T4026] el0_svc+0x7c/0x1f0 [ 40.209036][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 40.210105][ T4026] el0t_64_sync+0x1a0/0x1a4 [ 40.224955][ T4029] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 40.250699][ T4029] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 40.301901][ T4026] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 40.304719][ T4026] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 40.325082][ T4027] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 40.332573][ T227] [ 40.333117][ T227] ====================================================== [ 40.334447][ T227] WARNING: possible circular locking dependency detected [ 40.335973][ T227] 5.15.173-syzkaller #0 Not tainted [ 40.337077][ T227] ------------------------------------------------------ [ 40.338540][ T227] kworker/1:1H/227 is trying to acquire lock: [ 40.339882][ T227] ffff0000cfa300e0 (&type->s_umount_key#41){+.+.}-{3:3}, at: freeze_super+0x5c/0x388 [ 40.341942][ T227] [ 40.341942][ T227] but task is already holding lock: [ 40.343584][ T227] ffff80001dfe7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 40.346123][ T227] [ 40.346123][ T227] which lock already depends on the new lock. [ 40.346123][ T227] [ 40.348387][ T227] [ 40.348387][ T227] the existing dependency chain (in reverse order) is: [ 40.350263][ T227] [ 40.350263][ T227] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 40.352428][ T227] process_one_work+0x6d4/0x11b8 [ 40.353631][ T227] worker_thread+0x910/0x1034 [ 40.354760][ T227] kthread+0x37c/0x45c [ 40.355712][ T227] ret_from_fork+0x10/0x20 [ 40.356751][ T227] [ 40.356751][ T227] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 40.358651][ T227] flush_workqueue+0x14c/0x11c4 [ 40.359883][ T227] gfs2_gl_hash_clear+0xbc/0x2f4 [ 40.361034][ T227] gfs2_put_super+0x5e4/0x684 [ 40.362168][ T227] generic_shutdown_super+0x130/0x2f0 [ 40.363444][ T227] kill_block_super+0x70/0xdc [ 40.364520][ T227] gfs2_kill_sb+0xc0/0xd4 [ 40.365513][ T227] deactivate_locked_super+0xb8/0x13c [ 40.366680][ T227] deactivate_super+0x108/0x128 [ 40.367894][ T227] cleanup_mnt+0x3c0/0x474 [ 40.368883][ T227] __cleanup_mnt+0x20/0x30 [ 40.369920][ T227] task_work_run+0x130/0x1e4 [ 40.371092][ T227] do_notify_resume+0x262c/0x32b8 executing program [ 40.372312][ T227] el0_svc+0xfc/0x1f0 [ 40.373289][ T227] el0t_64_sync_handler+0x84/0xe4 [ 40.374408][ T227] el0t_64_sync+0x1a0/0x1a4 [ 40.375535][ T227] [ 40.375535][ T227] -> #0 (&type->s_umount_key#41){+.+.}-{3:3}: [ 40.377274][ T227] __lock_acquire+0x32d4/0x7638 [ 40.378470][ T227] lock_acquire+0x240/0x77c [ 40.379532][ T227] down_write+0xbc/0x12c [ 40.380497][ T227] freeze_super+0x5c/0x388 [ 40.381526][ T227] freeze_go_sync+0x128/0x31c [ 40.382677][ T227] do_xmote+0x304/0x1054 [ 40.383669][ T227] run_queue+0x3f8/0x6bc [ 40.384689][ T227] glock_work_func+0x27c/0x470 [ 40.385795][ T227] process_one_work+0x790/0x11b8 [ 40.387000][ T227] worker_thread+0x910/0x1034 [ 40.387962][ T227] kthread+0x37c/0x45c [ 40.388990][ T227] ret_from_fork+0x10/0x20 [ 40.389970][ T227] [ 40.389970][ T227] other info that might help us debug this: [ 40.389970][ T227] [ 40.392115][ T227] Chain exists of: [ 40.392115][ T227] &type->s_umount_key#41 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 40.392115][ T227] [ 40.395945][ T227] Possible unsafe locking scenario: [ 40.395945][ T227] [ 40.397558][ T227] CPU0 CPU1 [ 40.398748][ T227] ---- ---- [ 40.399976][ T227] lock((work_completion)(&(&gl->gl_work)->work)); [ 40.401391][ T227] lock((wq_completion)glock_workqueue); [ 40.403251][ T227] lock((work_completion)(&(&gl->gl_work)->work)); [ 40.405237][ T227] lock(&type->s_umount_key#41); [ 40.406383][ T227] [ 40.406383][ T227] *** DEADLOCK *** [ 40.406383][ T227] [ 40.408084][ T227] 2 locks held by kworker/1:1H/227: [ 40.409303][ T227] #0: ffff0000c68a1d38 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 [ 40.411723][ T227] #1: ffff80001dfe7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 40.414320][ T227] [ 40.414320][ T227] stack backtrace: [ 40.415628][ T227] CPU: 1 PID: 227 Comm: kworker/1:1H Not tainted 5.15.173-syzkaller #0 [ 40.417313][ T227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 40.419543][ T227] Workqueue: glock_workqueue glock_work_func [ 40.420829][ T227] Call trace: [ 40.421567][ T227] dump_backtrace+0x0/0x530 [ 40.422526][ T227] show_stack+0x2c/0x3c [ 40.423347][ T227] dump_stack_lvl+0x108/0x170 [ 40.424473][ T227] dump_stack+0x1c/0x58 [ 40.425324][ T227] print_circular_bug+0x150/0x1b8 [ 40.426442][ T227] check_noncircular+0x2cc/0x378 [ 40.427415][ T227] __lock_acquire+0x32d4/0x7638 [ 40.428469][ T227] lock_acquire+0x240/0x77c [ 40.429461][ T227] down_write+0xbc/0x12c [ 40.430439][ T227] freeze_super+0x5c/0x388 [ 40.431386][ T227] freeze_go_sync+0x128/0x31c [ 40.432380][ T227] do_xmote+0x304/0x1054 [ 40.433322][ T227] run_queue+0x3f8/0x6bc [ 40.434268][ T227] glock_work_func+0x27c/0x470 [ 40.435205][ T227] process_one_work+0x790/0x11b8 [ 40.436150][ T227] worker_thread+0x910/0x1034 [ 40.437148][ T227] kthread+0x37c/0x45c [ 40.438073][ T227] ret_from_fork+0x10/0x20 executing program [ 40.513311][ T4034] loop0: detected capacity change from 0 to 32768 [ 40.552271][ T4034] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' executing program [ 40.566050][ T4034] CPU: 0 PID: 4034 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 40.567820][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 40.569914][ T4034] Call trace: [ 40.570600][ T4034] dump_backtrace+0x0/0x530 [ 40.571600][ T4034] show_stack+0x2c/0x3c [ 40.572493][ T4034] dump_stack_lvl+0x108/0x170 [ 40.573459][ T4034] dump_stack+0x1c/0x58 [ 40.574353][ T4034] sysfs_create_dir_ns+0x278/0x318 [ 40.575436][ T4034] kobject_add_internal+0x384/0x8f0 [ 40.576572][ T4034] kobject_init_and_add+0x130/0x1a0 [ 40.577699][ T4034] gfs2_sys_fs_add+0x1f8/0x3f4 [ 40.578706][ T4034] gfs2_fill_super+0xe10/0x2010 [ 40.579767][ T4034] get_tree_bdev+0x360/0x54c [ 40.580684][ T4034] gfs2_get_tree+0x54/0x1b4 [ 40.581688][ T4034] vfs_get_tree+0x90/0x274 [ 40.582701][ T4034] do_new_mount+0x278/0x8fc [ 40.583676][ T4034] path_mount+0x594/0x101c [ 40.584757][ T4034] __arm64_sys_mount+0x510/0x5e0 [ 40.585789][ T4034] invoke_syscall+0x98/0x2b8 [ 40.586853][ T4034] el0_svc_common+0x138/0x258 [ 40.587855][ T4034] do_el0_svc+0x58/0x14c [ 40.588727][ T4034] el0_svc+0x7c/0x1f0 [ 40.589537][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 40.590675][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 40.621426][ T4034] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 40.631264][ T4034] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 40.723816][ T4038] loop4: detected capacity change from 0 to 32768 [ 40.733112][ T4038] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 40.734602][ T4038] CPU: 1 PID: 4038 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 40.736316][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 40.738334][ T4038] Call trace: [ 40.739097][ T4038] dump_backtrace+0x0/0x530 [ 40.740019][ T4038] show_stack+0x2c/0x3c [ 40.740884][ T4038] dump_stack_lvl+0x108/0x170 [ 40.741774][ T4038] dump_stack+0x1c/0x58 [ 40.742624][ T4038] sysfs_create_dir_ns+0x278/0x318 [ 40.743685][ T4038] kobject_add_internal+0x384/0x8f0 [ 40.744797][ T4038] kobject_init_and_add+0x130/0x1a0 [ 40.746014][ T4038] gfs2_sys_fs_add+0x1f8/0x3f4 [ 40.746959][ T4038] gfs2_fill_super+0xe10/0x2010 [ 40.747981][ T4038] get_tree_bdev+0x360/0x54c [ 40.748887][ T4038] gfs2_get_tree+0x54/0x1b4 [ 40.749852][ T4038] vfs_get_tree+0x90/0x274 [ 40.750700][ T4038] do_new_mount+0x278/0x8fc [ 40.751638][ T4038] path_mount+0x594/0x101c [ 40.752629][ T4038] __arm64_sys_mount+0x510/0x5e0 [ 40.753815][ T4038] invoke_syscall+0x98/0x2b8 [ 40.754763][ T4038] el0_svc_common+0x138/0x258 [ 40.755645][ T4038] do_el0_svc+0x58/0x14c [ 40.756568][ T4038] el0_svc+0x7c/0x1f0 [ 40.757416][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 40.758434][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 40.790076][ T4038] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 40.793058][ T4038] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 40.825028][ T4037] loop2: detected capacity change from 0 to 32768 [ 40.848195][ T4039] loop3: detected capacity change from 0 to 32768 [ 40.872222][ T4039] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 40.873843][ T4039] CPU: 1 PID: 4039 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 40.875702][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 40.877823][ T4039] Call trace: [ 40.878504][ T4039] dump_backtrace+0x0/0x530 [ 40.879339][ T4039] show_stack+0x2c/0x3c [ 40.880105][ T4039] dump_stack_lvl+0x108/0x170 [ 40.881186][ T4039] dump_stack+0x1c/0x58 [ 40.882140][ T4039] sysfs_create_dir_ns+0x278/0x318 [ 40.883264][ T4039] kobject_add_internal+0x384/0x8f0 [ 40.884315][ T4039] kobject_init_and_add+0x130/0x1a0 [ 40.885439][ T4039] gfs2_sys_fs_add+0x1f8/0x3f4 [ 40.886456][ T4039] gfs2_fill_super+0xe10/0x2010 [ 40.887514][ T4039] get_tree_bdev+0x360/0x54c [ 40.888469][ T4039] gfs2_get_tree+0x54/0x1b4 [ 40.889370][ T4039] vfs_get_tree+0x90/0x274 [ 40.890211][ T4039] do_new_mount+0x278/0x8fc [ 40.891181][ T4039] path_mount+0x594/0x101c [ 40.892049][ T4039] __arm64_sys_mount+0x510/0x5e0 [ 40.893101][ T4039] invoke_syscall+0x98/0x2b8 [ 40.894163][ T4039] el0_svc_common+0x138/0x258 [ 40.895163][ T4039] do_el0_svc+0x58/0x14c [ 40.896040][ T4039] el0_svc+0x7c/0x1f0 [ 40.896922][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 40.897942][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 40.907681][ T4037] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 40.909368][ T4037] CPU: 1 PID: 4037 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 40.911177][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 40.913441][ T4037] Call trace: [ 40.914108][ T4037] dump_backtrace+0x0/0x530 [ 40.915082][ T4037] show_stack+0x2c/0x3c [ 40.916040][ T4037] dump_stack_lvl+0x108/0x170 [ 40.916967][ T4037] dump_stack+0x1c/0x58 [ 40.917825][ T4037] sysfs_create_dir_ns+0x278/0x318 [ 40.918930][ T4037] kobject_add_internal+0x384/0x8f0 [ 40.920018][ T4037] kobject_init_and_add+0x130/0x1a0 [ 40.921067][ T4037] gfs2_sys_fs_add+0x1f8/0x3f4 [ 40.922058][ T4037] gfs2_fill_super+0xe10/0x2010 [ 40.923105][ T4037] get_tree_bdev+0x360/0x54c [ 40.924228][ T4037] gfs2_get_tree+0x54/0x1b4 [ 40.925085][ T4037] vfs_get_tree+0x90/0x274 [ 40.925976][ T4037] do_new_mount+0x278/0x8fc [ 40.926934][ T4037] path_mount+0x594/0x101c [ 40.927789][ T4037] __arm64_sys_mount+0x510/0x5e0 [ 40.928815][ T4037] invoke_syscall+0x98/0x2b8 [ 40.929827][ T4037] el0_svc_common+0x138/0x258 [ 40.930804][ T4037] do_el0_svc+0x58/0x14c [ 40.931753][ T4037] el0_svc+0x7c/0x1f0 [ 40.932677][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 40.933749][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 40.935868][ T4039] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 40.938616][ T4039] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 40.986536][ T4037] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 40.989319][ T4037] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 41.074353][ T4034] loop0: detected capacity change from 0 to 32768 [ 41.133651][ T4034] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 41.135342][ T4034] CPU: 0 PID: 4034 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 41.137239][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 41.139457][ T4034] Call trace: [ 41.140198][ T4034] dump_backtrace+0x0/0x530 [ 41.141124][ T4034] show_stack+0x2c/0x3c [ 41.142049][ T4034] dump_stack_lvl+0x108/0x170 [ 41.143055][ T4034] dump_stack+0x1c/0x58 [ 41.143994][ T4034] sysfs_create_dir_ns+0x278/0x318 [ 41.145130][ T4034] kobject_add_internal+0x384/0x8f0 [ 41.146240][ T4034] kobject_init_and_add+0x130/0x1a0 [ 41.147376][ T4034] gfs2_sys_fs_add+0x1f8/0x3f4 [ 41.148306][ T4034] gfs2_fill_super+0xe10/0x2010 [ 41.149331][ T4034] get_tree_bdev+0x360/0x54c [ 41.150276][ T4034] gfs2_get_tree+0x54/0x1b4 [ 41.151245][ T4034] vfs_get_tree+0x90/0x274 [ 41.152282][ T4034] do_new_mount+0x278/0x8fc [ 41.153240][ T4034] path_mount+0x594/0x101c [ 41.154020][ T4034] __arm64_sys_mount+0x510/0x5e0 [ 41.154834][ T4034] invoke_syscall+0x98/0x2b8 [ 41.155860][ T4034] el0_svc_common+0x138/0x258 [ 41.156814][ T4034] do_el0_svc+0x58/0x14c [ 41.157786][ T4034] el0_svc+0x7c/0x1f0 [ 41.158718][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 41.159846][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 41.191371][ T4034] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 41.194151][ T4034] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 41.227123][ T4039] loop3: detected capacity change from 0 to 32768 [ 41.301590][ T4039] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 41.303158][ T4039] CPU: 0 PID: 4039 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 41.305038][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 41.306959][ T4039] Call trace: [ 41.307619][ T4039] dump_backtrace+0x0/0x530 [ 41.308768][ T4039] show_stack+0x2c/0x3c [ 41.309666][ T4039] dump_stack_lvl+0x108/0x170 [ 41.310648][ T4039] dump_stack+0x1c/0x58 [ 41.311500][ T4039] sysfs_create_dir_ns+0x278/0x318 [ 41.312549][ T4039] kobject_add_internal+0x384/0x8f0 [ 41.313794][ T4039] kobject_init_and_add+0x130/0x1a0 [ 41.314917][ T4039] gfs2_sys_fs_add+0x1f8/0x3f4 [ 41.315991][ T4039] gfs2_fill_super+0xe10/0x2010 [ 41.317162][ T4039] get_tree_bdev+0x360/0x54c [ 41.318145][ T4039] gfs2_get_tree+0x54/0x1b4 [ 41.319145][ T4039] vfs_get_tree+0x90/0x274 [ 41.320055][ T4039] do_new_mount+0x278/0x8fc [ 41.321110][ T4039] path_mount+0x594/0x101c [ 41.322131][ T4039] __arm64_sys_mount+0x510/0x5e0 [ 41.323089][ T4039] invoke_syscall+0x98/0x2b8 [ 41.324110][ T4039] el0_svc_common+0x138/0x258 [ 41.325078][ T4039] do_el0_svc+0x58/0x14c [ 41.326034][ T4039] el0_svc+0x7c/0x1f0 [ 41.326907][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 41.328029][ T4039] el0t_64_sync+0x1a0/0x1a4 [ 41.343407][ T4038] loop4: detected capacity change from 0 to 32768 [ 41.361249][ T4039] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 41.364315][ T4039] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 41.395233][ T4037] loop2: detected capacity change from 0 to 32768 [ 41.431898][ T4038] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 41.433477][ T4038] CPU: 0 PID: 4038 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 41.435199][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 41.437202][ T4038] Call trace: [ 41.437899][ T4038] dump_backtrace+0x0/0x530 [ 41.438741][ T4038] show_stack+0x2c/0x3c [ 41.439568][ T4038] dump_stack_lvl+0x108/0x170 [ 41.440429][ T4038] dump_stack+0x1c/0x58 [ 41.441318][ T4038] sysfs_create_dir_ns+0x278/0x318 [ 41.442376][ T4038] kobject_add_internal+0x384/0x8f0 [ 41.443507][ T4038] kobject_init_and_add+0x130/0x1a0 [ 41.444606][ T4038] gfs2_sys_fs_add+0x1f8/0x3f4 [ 41.445583][ T4038] gfs2_fill_super+0xe10/0x2010 [ 41.446598][ T4038] get_tree_bdev+0x360/0x54c [ 41.447600][ T4038] gfs2_get_tree+0x54/0x1b4 [ 41.448522][ T4038] vfs_get_tree+0x90/0x274 [ 41.449543][ T4038] do_new_mount+0x278/0x8fc [ 41.450537][ T4038] path_mount+0x594/0x101c [ 41.451605][ T4038] __arm64_sys_mount+0x510/0x5e0 [ 41.452789][ T4038] invoke_syscall+0x98/0x2b8 [ 41.453718][ T4038] el0_svc_common+0x138/0x258 [ 41.454785][ T4038] do_el0_svc+0x58/0x14c [ 41.455648][ T4038] el0_svc+0x7c/0x1f0 [ 41.456567][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 41.457718][ T4038] el0t_64_sync+0x1a0/0x1a4 [ 41.468305][ T4038] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 41.471063][ T4038] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 41.482334][ T4037] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 41.484031][ T4037] CPU: 0 PID: 4037 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 41.485798][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 41.487971][ T4037] Call trace: [ 41.488660][ T4037] dump_backtrace+0x0/0x530 [ 41.489665][ T4037] show_stack+0x2c/0x3c [ 41.490543][ T4037] dump_stack_lvl+0x108/0x170 [ 41.491574][ T4037] dump_stack+0x1c/0x58 [ 41.492536][ T4037] sysfs_create_dir_ns+0x278/0x318 [ 41.493544][ T4037] kobject_add_internal+0x384/0x8f0 [ 41.494735][ T4037] kobject_init_and_add+0x130/0x1a0 [ 41.495913][ T4037] gfs2_sys_fs_add+0x1f8/0x3f4 [ 41.496885][ T4037] gfs2_fill_super+0xe10/0x2010 [ 41.497983][ T4037] get_tree_bdev+0x360/0x54c [ 41.498912][ T4037] gfs2_get_tree+0x54/0x1b4 [ 41.499751][ T4037] vfs_get_tree+0x90/0x274 [ 41.500749][ T4037] do_new_mount+0x278/0x8fc [ 41.501698][ T4037] path_mount+0x594/0x101c [ 41.502591][ T4037] __arm64_sys_mount+0x510/0x5e0 [ 41.503627][ T4037] invoke_syscall+0x98/0x2b8 [ 41.504593][ T4037] el0_svc_common+0x138/0x258 [ 41.505582][ T4037] do_el0_svc+0x58/0x14c [ 41.506482][ T4037] el0_svc+0x7c/0x1f0 [ 41.507423][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 41.508522][ T4037] el0t_64_sync+0x1a0/0x1a4 [ 41.526791][ T4037] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 41.529542][ T4037] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 41.641467][ T4040] loop0: detected capacity change from 0 to 32768 executing program [ 41.655900][ T4040] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 41.657336][ T4040] CPU: 1 PID: 4040 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 41.659077][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 41.660943][ T4040] Call trace: [ 41.661588][ T4040] dump_backtrace+0x0/0x530 [ 41.662578][ T4040] show_stack+0x2c/0x3c [ 41.663543][ T4040] dump_stack_lvl+0x108/0x170 [ 41.664434][ T4040] dump_stack+0x1c/0x58 [ 41.665303][ T4040] sysfs_create_dir_ns+0x278/0x318 [ 41.666436][ T4040] kobject_add_internal+0x384/0x8f0 [ 41.667543][ T4040] kobject_init_and_add+0x130/0x1a0 [ 41.668691][ T4040] gfs2_sys_fs_add+0x1f8/0x3f4 [ 41.669792][ T4040] gfs2_fill_super+0xe10/0x2010 [ 41.670801][ T4040] get_tree_bdev+0x360/0x54c [ 41.671748][ T4040] gfs2_get_tree+0x54/0x1b4 [ 41.672687][ T4040] vfs_get_tree+0x90/0x274 [ 41.673553][ T4040] do_new_mount+0x278/0x8fc [ 41.674481][ T4040] path_mount+0x594/0x101c [ 41.675481][ T4040] __arm64_sys_mount+0x510/0x5e0 [ 41.676512][ T4040] invoke_syscall+0x98/0x2b8 [ 41.677476][ T4040] el0_svc_common+0x138/0x258 [ 41.678383][ T4040] do_el0_svc+0x58/0x14c [ 41.679262][ T4040] el0_svc+0x7c/0x1f0 [ 41.680050][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 41.681100][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 41.695473][ T4040] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 41.698398][ T4040] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 41.973042][ T4041] loop3: detected capacity change from 0 to 32768 [ 41.979067][ T4042] loop4: detected capacity change from 0 to 32768 [ 42.022870][ T4042] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.024513][ T4042] CPU: 0 PID: 4042 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 42.026451][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 42.028588][ T4042] Call trace: [ 42.029296][ T4042] dump_backtrace+0x0/0x530 [ 42.030353][ T4042] show_stack+0x2c/0x3c [ 42.031281][ T4042] dump_stack_lvl+0x108/0x170 [ 42.032189][ T4042] dump_stack+0x1c/0x58 [ 42.033123][ T4042] sysfs_create_dir_ns+0x278/0x318 [ 42.034227][ T4042] kobject_add_internal+0x384/0x8f0 [ 42.035286][ T4042] kobject_init_and_add+0x130/0x1a0 [ 42.036334][ T4042] gfs2_sys_fs_add+0x1f8/0x3f4 [ 42.037348][ T4042] gfs2_fill_super+0xe10/0x2010 [ 42.038342][ T4042] get_tree_bdev+0x360/0x54c [ 42.039311][ T4042] gfs2_get_tree+0x54/0x1b4 [ 42.040251][ T4042] vfs_get_tree+0x90/0x274 [ 42.041192][ T4042] do_new_mount+0x278/0x8fc [ 42.042152][ T4042] path_mount+0x594/0x101c [ 42.043112][ T4042] __arm64_sys_mount+0x510/0x5e0 [ 42.044171][ T4042] invoke_syscall+0x98/0x2b8 [ 42.045137][ T4042] el0_svc_common+0x138/0x258 [ 42.046136][ T4042] do_el0_svc+0x58/0x14c [ 42.047071][ T4042] el0_svc+0x7c/0x1f0 [ 42.047935][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 42.048943][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 42.065016][ T4040] loop0: detected capacity change from 0 to 32768 [ 42.066576][ T4042] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.067068][ T4043] loop2: detected capacity change from 0 to 32768 [ 42.069301][ T4042] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.081695][ T4041] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.083296][ T4041] CPU: 0 PID: 4041 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 42.085039][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 42.087248][ T4041] Call trace: [ 42.087955][ T4041] dump_backtrace+0x0/0x530 [ 42.088879][ T4041] show_stack+0x2c/0x3c [ 42.089758][ T4041] dump_stack_lvl+0x108/0x170 [ 42.090815][ T4041] dump_stack+0x1c/0x58 [ 42.091620][ T4041] sysfs_create_dir_ns+0x278/0x318 [ 42.092724][ T4041] kobject_add_internal+0x384/0x8f0 [ 42.093869][ T4041] kobject_init_and_add+0x130/0x1a0 [ 42.094955][ T4041] gfs2_sys_fs_add+0x1f8/0x3f4 [ 42.095894][ T4041] gfs2_fill_super+0xe10/0x2010 [ 42.096796][ T4041] get_tree_bdev+0x360/0x54c [ 42.097738][ T4041] gfs2_get_tree+0x54/0x1b4 [ 42.098669][ T4041] vfs_get_tree+0x90/0x274 [ 42.099611][ T4041] do_new_mount+0x278/0x8fc [ 42.100554][ T4041] path_mount+0x594/0x101c [ 42.101421][ T4041] __arm64_sys_mount+0x510/0x5e0 [ 42.102051][ T4040] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.102510][ T4041] invoke_syscall+0x98/0x2b8 [ 42.105171][ T4041] el0_svc_common+0x138/0x258 [ 42.106145][ T4041] do_el0_svc+0x58/0x14c [ 42.107065][ T4041] el0_svc+0x7c/0x1f0 [ 42.107938][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 42.109027][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 42.109963][ T4040] CPU: 1 PID: 4040 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 42.111824][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 42.113894][ T4041] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.113976][ T4040] Call trace: [ 42.113983][ T4040] dump_backtrace+0x0/0x530 [ 42.116683][ T4041] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.117408][ T4040] show_stack+0x2c/0x3c [ 42.119226][ T4043] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.119799][ T4040] dump_stack_lvl+0x108/0x170 [ 42.123185][ T4040] dump_stack+0x1c/0x58 [ 42.124063][ T4040] sysfs_create_dir_ns+0x278/0x318 [ 42.125135][ T4040] kobject_add_internal+0x384/0x8f0 [ 42.126119][ T4040] kobject_init_and_add+0x130/0x1a0 [ 42.127182][ T4040] gfs2_sys_fs_add+0x1f8/0x3f4 [ 42.128223][ T4040] gfs2_fill_super+0xe10/0x2010 [ 42.129189][ T4040] get_tree_bdev+0x360/0x54c [ 42.130246][ T4040] gfs2_get_tree+0x54/0x1b4 [ 42.131223][ T4040] vfs_get_tree+0x90/0x274 [ 42.132172][ T4040] do_new_mount+0x278/0x8fc [ 42.133174][ T4040] path_mount+0x594/0x101c [ 42.134128][ T4040] __arm64_sys_mount+0x510/0x5e0 [ 42.135224][ T4040] invoke_syscall+0x98/0x2b8 [ 42.136238][ T4040] el0_svc_common+0x138/0x258 [ 42.137312][ T4040] do_el0_svc+0x58/0x14c [ 42.138269][ T4040] el0_svc+0x7c/0x1f0 [ 42.139044][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 42.140124][ T4040] el0t_64_sync+0x1a0/0x1a4 [ 42.141099][ T4043] CPU: 0 PID: 4043 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 42.142459][ T4040] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.142901][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 42.145714][ T4040] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.147883][ T4043] Call trace: [ 42.149902][ T4043] dump_backtrace+0x0/0x530 [ 42.150760][ T4043] show_stack+0x2c/0x3c [ 42.151587][ T4043] dump_stack_lvl+0x108/0x170 [ 42.152546][ T4043] dump_stack+0x1c/0x58 [ 42.153385][ T4043] sysfs_create_dir_ns+0x278/0x318 [ 42.154463][ T4043] kobject_add_internal+0x384/0x8f0 [ 42.155450][ T4043] kobject_init_and_add+0x130/0x1a0 [ 42.156565][ T4043] gfs2_sys_fs_add+0x1f8/0x3f4 [ 42.157636][ T4043] gfs2_fill_super+0xe10/0x2010 [ 42.158701][ T4043] get_tree_bdev+0x360/0x54c [ 42.159620][ T4043] gfs2_get_tree+0x54/0x1b4 [ 42.160512][ T4043] vfs_get_tree+0x90/0x274 [ 42.161578][ T4043] do_new_mount+0x278/0x8fc [ 42.162618][ T4043] path_mount+0x594/0x101c [ 42.163505][ T4043] __arm64_sys_mount+0x510/0x5e0 [ 42.164583][ T4043] invoke_syscall+0x98/0x2b8 [ 42.165448][ T4043] el0_svc_common+0x138/0x258 [ 42.166506][ T4043] do_el0_svc+0x58/0x14c [ 42.167395][ T4043] el0_svc+0x7c/0x1f0 [ 42.168254][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 42.169395][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 42.171043][ T4043] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.173823][ T4043] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 42.617978][ T4043] loop2: detected capacity change from 0 to 32768 [ 42.638914][ T4043] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.640935][ T4043] CPU: 0 PID: 4043 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 42.641085][ T4041] loop3: detected capacity change from 0 to 32768 [ 42.642753][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 42.642764][ T4043] Call trace: [ 42.642768][ T4043] dump_backtrace+0x0/0x530 [ 42.642782][ T4043] show_stack+0x2c/0x3c [ 42.642792][ T4043] dump_stack_lvl+0x108/0x170 [ 42.642803][ T4043] dump_stack+0x1c/0x58 [ 42.650983][ T4043] sysfs_create_dir_ns+0x278/0x318 [ 42.652101][ T4043] kobject_add_internal+0x384/0x8f0 [ 42.653163][ T4043] kobject_init_and_add+0x130/0x1a0 [ 42.654251][ T4043] gfs2_sys_fs_add+0x1f8/0x3f4 [ 42.655289][ T4043] gfs2_fill_super+0xe10/0x2010 [ 42.656309][ T4043] get_tree_bdev+0x360/0x54c [ 42.657257][ T4043] gfs2_get_tree+0x54/0x1b4 [ 42.658284][ T4043] vfs_get_tree+0x90/0x274 [ 42.659198][ T4043] do_new_mount+0x278/0x8fc [ 42.660164][ T4043] path_mount+0x594/0x101c [ 42.661145][ T4043] __arm64_sys_mount+0x510/0x5e0 [ 42.662154][ T4043] invoke_syscall+0x98/0x2b8 [ 42.663222][ T4043] el0_svc_common+0x138/0x258 [ 42.664311][ T4043] do_el0_svc+0x58/0x14c [ 42.665271][ T4043] el0_svc+0x7c/0x1f0 [ 42.666113][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 42.667232][ T4043] el0t_64_sync+0x1a0/0x1a4 [ 42.685859][ T4041] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.689879][ T4041] CPU: 1 PID: 4041 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 42.691656][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 42.693802][ T4041] Call trace: [ 42.694458][ T4041] dump_backtrace+0x0/0x530 [ 42.695409][ T4041] show_stack+0x2c/0x3c [ 42.696297][ T4041] dump_stack_lvl+0x108/0x170 [ 42.697336][ T4041] dump_stack+0x1c/0x58 [ 42.698179][ T4041] sysfs_create_dir_ns+0x278/0x318 [ 42.699322][ T4041] kobject_add_internal+0x384/0x8f0 [ 42.700462][ T4041] kobject_init_and_add+0x130/0x1a0 [ 42.701518][ T4041] gfs2_sys_fs_add+0x1f8/0x3f4 [ 42.702509][ T4041] gfs2_fill_super+0xe10/0x2010 [ 42.703550][ T4041] get_tree_bdev+0x360/0x54c [ 42.704588][ T4041] gfs2_get_tree+0x54/0x1b4 [ 42.705543][ T4041] vfs_get_tree+0x90/0x274 [ 42.705719][ T4042] loop4: detected capacity change from 0 to 32768 [ 42.706420][ T4041] do_new_mount+0x278/0x8fc [ 42.708093][ T4043] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.708751][ T4041] path_mount+0x594/0x101c [ 42.711682][ T4043] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.712602][ T4041] __arm64_sys_mount+0x510/0x5e0 [ 42.714857][ T4041] invoke_syscall+0x98/0x2b8 [ 42.715813][ T4041] el0_svc_common+0x138/0x258 [ 42.716851][ T4041] do_el0_svc+0x58/0x14c [ 42.717756][ T4041] el0_svc+0x7c/0x1f0 [ 42.718612][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 42.719654][ T4041] el0t_64_sync+0x1a0/0x1a4 [ 42.723006][ T4041] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.725704][ T4041] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.750276][ T4042] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.755395][ T4042] CPU: 1 PID: 4042 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 42.757416][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 42.759555][ T4042] Call trace: [ 42.760293][ T4042] dump_backtrace+0x0/0x530 [ 42.761185][ T4042] show_stack+0x2c/0x3c [ 42.762119][ T4042] dump_stack_lvl+0x108/0x170 [ 42.763048][ T4042] dump_stack+0x1c/0x58 [ 42.763929][ T4042] sysfs_create_dir_ns+0x278/0x318 [ 42.765011][ T4042] kobject_add_internal+0x384/0x8f0 [ 42.766137][ T4042] kobject_init_and_add+0x130/0x1a0 [ 42.767220][ T4042] gfs2_sys_fs_add+0x1f8/0x3f4 [ 42.768288][ T4042] gfs2_fill_super+0xe10/0x2010 [ 42.769276][ T4042] get_tree_bdev+0x360/0x54c [ 42.770234][ T4042] gfs2_get_tree+0x54/0x1b4 [ 42.771241][ T4042] vfs_get_tree+0x90/0x274 [ 42.772242][ T4042] do_new_mount+0x278/0x8fc [ 42.773278][ T4042] path_mount+0x594/0x101c [ 42.774194][ T4042] __arm64_sys_mount+0x510/0x5e0 [ 42.775257][ T4042] invoke_syscall+0x98/0x2b8 [ 42.776204][ T4042] el0_svc_common+0x138/0x258 [ 42.777176][ T4042] do_el0_svc+0x58/0x14c [ 42.778045][ T4042] el0_svc+0x7c/0x1f0 [ 42.778816][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 42.780023][ T4042] el0t_64_sync+0x1a0/0x1a4 [ 42.780052][ T4046] loop0: detected capacity change from 0 to 32768 [ 42.783599][ T4042] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.789773][ T4042] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 42.921370][ T4046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.923010][ T4046] CPU: 0 PID: 4046 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 42.924753][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 42.926847][ T4046] Call trace: [ 42.927520][ T4046] dump_backtrace+0x0/0x530 [ 42.928438][ T4046] show_stack+0x2c/0x3c [ 42.929308][ T4046] dump_stack_lvl+0x108/0x170 [ 42.930320][ T4046] dump_stack+0x1c/0x58 [ 42.931230][ T4046] sysfs_create_dir_ns+0x278/0x318 [ 42.932299][ T4046] kobject_add_internal+0x384/0x8f0 [ 42.933442][ T4046] kobject_init_and_add+0x130/0x1a0 [ 42.934564][ T4046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 42.935679][ T4046] gfs2_fill_super+0xe10/0x2010 [ 42.936637][ T4046] get_tree_bdev+0x360/0x54c [ 42.937585][ T4046] gfs2_get_tree+0x54/0x1b4 [ 42.938581][ T4046] vfs_get_tree+0x90/0x274 [ 42.939656][ T4046] do_new_mount+0x278/0x8fc [ 42.940511][ T4046] path_mount+0x594/0x101c [ 42.941397][ T4046] __arm64_sys_mount+0x510/0x5e0 [ 42.942451][ T4046] invoke_syscall+0x98/0x2b8 [ 42.943456][ T4046] el0_svc_common+0x138/0x258 [ 42.944507][ T4046] do_el0_svc+0x58/0x14c [ 42.945428][ T4046] el0_svc+0x7c/0x1f0 [ 42.946320][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 42.947477][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 42.999646][ T4046] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.002645][ T4046] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 43.120579][ T4048] loop3: detected capacity change from 0 to 32768 [ 43.145411][ T4048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.147309][ T4048] CPU: 1 PID: 4048 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 43.149017][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 43.151038][ T4048] Call trace: [ 43.151727][ T4048] dump_backtrace+0x0/0x530 [ 43.152756][ T4048] show_stack+0x2c/0x3c [ 43.153651][ T4048] dump_stack_lvl+0x108/0x170 [ 43.154621][ T4048] dump_stack+0x1c/0x58 [ 43.155619][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 43.156707][ T4048] kobject_add_internal+0x384/0x8f0 [ 43.157840][ T4048] kobject_init_and_add+0x130/0x1a0 [ 43.158911][ T4048] gfs2_sys_fs_add+0x1f8/0x3f4 [ 43.159990][ T4048] gfs2_fill_super+0xe10/0x2010 [ 43.161013][ T4048] get_tree_bdev+0x360/0x54c [ 43.162040][ T4048] gfs2_get_tree+0x54/0x1b4 [ 43.163047][ T4048] vfs_get_tree+0x90/0x274 [ 43.163946][ T4048] do_new_mount+0x278/0x8fc [ 43.164857][ T4048] path_mount+0x594/0x101c [ 43.165785][ T4048] __arm64_sys_mount+0x510/0x5e0 [ 43.166891][ T4048] invoke_syscall+0x98/0x2b8 [ 43.167944][ T4048] el0_svc_common+0x138/0x258 [ 43.168986][ T4048] do_el0_svc+0x58/0x14c [ 43.169784][ T4048] el0_svc+0x7c/0x1f0 [ 43.170611][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 43.171637][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 43.175337][ T4048] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.177983][ T4048] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.185711][ T4047] loop2: detected capacity change from 0 to 32768 [ 43.217419][ T4047] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.219210][ T4047] CPU: 0 PID: 4047 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 43.220913][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 43.223081][ T4047] Call trace: [ 43.223756][ T4047] dump_backtrace+0x0/0x530 [ 43.224792][ T4047] show_stack+0x2c/0x3c [ 43.225682][ T4047] dump_stack_lvl+0x108/0x170 [ 43.226623][ T4047] dump_stack+0x1c/0x58 [ 43.227510][ T4047] sysfs_create_dir_ns+0x278/0x318 [ 43.228570][ T4047] kobject_add_internal+0x384/0x8f0 [ 43.229729][ T4047] kobject_init_and_add+0x130/0x1a0 [ 43.230758][ T4047] gfs2_sys_fs_add+0x1f8/0x3f4 [ 43.231690][ T4047] gfs2_fill_super+0xe10/0x2010 [ 43.232691][ T4047] get_tree_bdev+0x360/0x54c [ 43.233686][ T4047] gfs2_get_tree+0x54/0x1b4 [ 43.234598][ T4047] vfs_get_tree+0x90/0x274 [ 43.235589][ T4047] do_new_mount+0x278/0x8fc [ 43.236573][ T4047] path_mount+0x594/0x101c [ 43.237541][ T4047] __arm64_sys_mount+0x510/0x5e0 [ 43.238603][ T4047] invoke_syscall+0x98/0x2b8 [ 43.239627][ T4047] el0_svc_common+0x138/0x258 [ 43.240674][ T4047] do_el0_svc+0x58/0x14c [ 43.241526][ T4047] el0_svc+0x7c/0x1f0 [ 43.242415][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 43.243540][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 43.289075][ T4047] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.292856][ T4047] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.396110][ T4049] loop4: detected capacity change from 0 to 32768 [ 43.452618][ T4049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.454386][ T4049] CPU: 1 PID: 4049 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 43.456233][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 43.458359][ T4049] Call trace: [ 43.459064][ T4049] dump_backtrace+0x0/0x530 [ 43.460142][ T4049] show_stack+0x2c/0x3c [ 43.461125][ T4049] dump_stack_lvl+0x108/0x170 [ 43.462027][ T4049] dump_stack+0x1c/0x58 [ 43.462941][ T4049] sysfs_create_dir_ns+0x278/0x318 [ 43.464100][ T4049] kobject_add_internal+0x384/0x8f0 [ 43.465124][ T4049] kobject_init_and_add+0x130/0x1a0 [ 43.466250][ T4049] gfs2_sys_fs_add+0x1f8/0x3f4 [ 43.467200][ T4049] gfs2_fill_super+0xe10/0x2010 [ 43.468237][ T4049] get_tree_bdev+0x360/0x54c [ 43.469256][ T4049] gfs2_get_tree+0x54/0x1b4 [ 43.470236][ T4049] vfs_get_tree+0x90/0x274 [ 43.471140][ T4049] do_new_mount+0x278/0x8fc [ 43.472065][ T4049] path_mount+0x594/0x101c [ 43.473092][ T4049] __arm64_sys_mount+0x510/0x5e0 [ 43.474174][ T4049] invoke_syscall+0x98/0x2b8 [ 43.475105][ T4049] el0_svc_common+0x138/0x258 [ 43.476153][ T4049] do_el0_svc+0x58/0x14c [ 43.477031][ T4049] el0_svc+0x7c/0x1f0 [ 43.477921][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 43.478954][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 43.505967][ T4049] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.510982][ T4049] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.513501][ T4046] loop0: detected capacity change from 0 to 32768 [ 43.533961][ T4046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.535707][ T4046] CPU: 0 PID: 4046 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 43.537534][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 43.539626][ T4046] Call trace: [ 43.540372][ T4046] dump_backtrace+0x0/0x530 [ 43.541309][ T4046] show_stack+0x2c/0x3c [ 43.542232][ T4046] dump_stack_lvl+0x108/0x170 [ 43.543217][ T4046] dump_stack+0x1c/0x58 [ 43.544136][ T4046] sysfs_create_dir_ns+0x278/0x318 [ 43.545157][ T4046] kobject_add_internal+0x384/0x8f0 [ 43.546230][ T4046] kobject_init_and_add+0x130/0x1a0 [ 43.547328][ T4046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 43.548354][ T4046] gfs2_fill_super+0xe10/0x2010 [ 43.549379][ T4046] get_tree_bdev+0x360/0x54c [ 43.550334][ T4046] gfs2_get_tree+0x54/0x1b4 [ 43.551284][ T4046] vfs_get_tree+0x90/0x274 [ 43.552331][ T4046] do_new_mount+0x278/0x8fc [ 43.553287][ T4046] path_mount+0x594/0x101c [ 43.554175][ T4046] __arm64_sys_mount+0x510/0x5e0 [ 43.555262][ T4046] invoke_syscall+0x98/0x2b8 [ 43.556319][ T4046] el0_svc_common+0x138/0x258 [ 43.557283][ T4046] do_el0_svc+0x58/0x14c [ 43.558184][ T4046] el0_svc+0x7c/0x1f0 [ 43.559022][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 43.560079][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 43.561412][ T4046] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.564321][ T4046] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.607136][ T4048] loop3: detected capacity change from 0 to 32768 [ 43.621325][ T4048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.623085][ T4048] CPU: 0 PID: 4048 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 43.624879][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 43.627014][ T4048] Call trace: [ 43.627627][ T4048] dump_backtrace+0x0/0x530 executing program [ 43.628520][ T4048] show_stack+0x2c/0x3c [ 43.629414][ T4048] dump_stack_lvl+0x108/0x170 [ 43.630374][ T4048] dump_stack+0x1c/0x58 [ 43.631211][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 43.632347][ T4048] kobject_add_internal+0x384/0x8f0 [ 43.633601][ T4048] kobject_init_and_add+0x130/0x1a0 [ 43.634741][ T4048] gfs2_sys_fs_add+0x1f8/0x3f4 [ 43.635766][ T4048] gfs2_fill_super+0xe10/0x2010 [ 43.636868][ T4048] get_tree_bdev+0x360/0x54c [ 43.637795][ T4048] gfs2_get_tree+0x54/0x1b4 [ 43.638767][ T4048] vfs_get_tree+0x90/0x274 [ 43.639759][ T4048] do_new_mount+0x278/0x8fc [ 43.640699][ T4048] path_mount+0x594/0x101c [ 43.641736][ T4048] __arm64_sys_mount+0x510/0x5e0 [ 43.642810][ T4048] invoke_syscall+0x98/0x2b8 [ 43.643847][ T4048] el0_svc_common+0x138/0x258 [ 43.644849][ T4048] do_el0_svc+0x58/0x14c [ 43.645769][ T4048] el0_svc+0x7c/0x1f0 [ 43.646664][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 43.647700][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 43.701251][ T4048] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.703986][ T4048] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.869663][ T4050] loop0: detected capacity change from 0 to 32768 [ 43.890903][ T4047] loop2: detected capacity change from 0 to 32768 executing program [ 43.915986][ T4050] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.917706][ T4050] CPU: 0 PID: 4050 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 43.919435][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 43.921563][ T4050] Call trace: [ 43.922277][ T4050] dump_backtrace+0x0/0x530 [ 43.923296][ T4050] show_stack+0x2c/0x3c [ 43.924234][ T4050] dump_stack_lvl+0x108/0x170 [ 43.925146][ T4050] dump_stack+0x1c/0x58 [ 43.925980][ T4050] sysfs_create_dir_ns+0x278/0x318 [ 43.927118][ T4050] kobject_add_internal+0x384/0x8f0 [ 43.928154][ T4050] kobject_init_and_add+0x130/0x1a0 [ 43.929315][ T4050] gfs2_sys_fs_add+0x1f8/0x3f4 [ 43.930315][ T4050] gfs2_fill_super+0xe10/0x2010 [ 43.931324][ T4050] get_tree_bdev+0x360/0x54c [ 43.932282][ T4050] gfs2_get_tree+0x54/0x1b4 [ 43.933211][ T4050] vfs_get_tree+0x90/0x274 [ 43.934217][ T4050] do_new_mount+0x278/0x8fc [ 43.935108][ T4050] path_mount+0x594/0x101c [ 43.935971][ T4050] __arm64_sys_mount+0x510/0x5e0 [ 43.937035][ T4050] invoke_syscall+0x98/0x2b8 [ 43.938027][ T4050] el0_svc_common+0x138/0x258 [ 43.939103][ T4050] do_el0_svc+0x58/0x14c [ 43.940001][ T4050] el0_svc+0x7c/0x1f0 [ 43.940891][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 43.941967][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 43.946702][ T4050] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.949571][ T4050] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.954153][ T4047] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.955665][ T4047] CPU: 0 PID: 4047 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 43.957608][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 43.959713][ T4047] Call trace: [ 43.960373][ T4047] dump_backtrace+0x0/0x530 [ 43.961392][ T4047] show_stack+0x2c/0x3c [ 43.962304][ T4047] dump_stack_lvl+0x108/0x170 [ 43.963325][ T4047] dump_stack+0x1c/0x58 [ 43.964190][ T4047] sysfs_create_dir_ns+0x278/0x318 [ 43.965213][ T4047] kobject_add_internal+0x384/0x8f0 [ 43.966334][ T4047] kobject_init_and_add+0x130/0x1a0 [ 43.967525][ T4047] gfs2_sys_fs_add+0x1f8/0x3f4 [ 43.968536][ T4047] gfs2_fill_super+0xe10/0x2010 [ 43.969674][ T4047] get_tree_bdev+0x360/0x54c [ 43.970677][ T4047] gfs2_get_tree+0x54/0x1b4 [ 43.971722][ T4047] vfs_get_tree+0x90/0x274 [ 43.972598][ T4047] do_new_mount+0x278/0x8fc [ 43.973600][ T4047] path_mount+0x594/0x101c [ 43.974536][ T4047] __arm64_sys_mount+0x510/0x5e0 [ 43.975714][ T4047] invoke_syscall+0x98/0x2b8 [ 43.976637][ T4047] el0_svc_common+0x138/0x258 [ 43.977573][ T4047] do_el0_svc+0x58/0x14c [ 43.978474][ T4047] el0_svc+0x7c/0x1f0 [ 43.979331][ T4047] el0t_64_sync_handler+0x84/0xe4 [ 43.980365][ T4047] el0t_64_sync+0x1a0/0x1a4 [ 44.011274][ T4047] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.014024][ T4047] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.119879][ T4049] loop4: detected capacity change from 0 to 32768 [ 44.139105][ T4051] loop3: detected capacity change from 0 to 32768 [ 44.167068][ T4051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.168819][ T4051] CPU: 1 PID: 4051 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 44.170580][ T4051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 44.172632][ T4051] Call trace: [ 44.173337][ T4051] dump_backtrace+0x0/0x530 [ 44.174277][ T4051] show_stack+0x2c/0x3c [ 44.175216][ T4051] dump_stack_lvl+0x108/0x170 [ 44.176236][ T4051] dump_stack+0x1c/0x58 [ 44.177216][ T4051] sysfs_create_dir_ns+0x278/0x318 [ 44.178246][ T4051] kobject_add_internal+0x384/0x8f0 [ 44.179320][ T4051] kobject_init_and_add+0x130/0x1a0 [ 44.180408][ T4051] gfs2_sys_fs_add+0x1f8/0x3f4 executing program [ 44.181583][ T4051] gfs2_fill_super+0xe10/0x2010 [ 44.182741][ T4051] get_tree_bdev+0x360/0x54c [ 44.183751][ T4051] gfs2_get_tree+0x54/0x1b4 [ 44.184804][ T4051] vfs_get_tree+0x90/0x274 [ 44.185766][ T4051] do_new_mount+0x278/0x8fc [ 44.186672][ T4051] path_mount+0x594/0x101c [ 44.187536][ T4051] __arm64_sys_mount+0x510/0x5e0 [ 44.188621][ T4051] invoke_syscall+0x98/0x2b8 [ 44.189577][ T4051] el0_svc_common+0x138/0x258 [ 44.190711][ T4051] do_el0_svc+0x58/0x14c [ 44.191704][ T4051] el0_svc+0x7c/0x1f0 [ 44.192578][ T4051] el0t_64_sync_handler+0x84/0xe4 [ 44.193721][ T4051] el0t_64_sync+0x1a0/0x1a4 [ 44.197568][ T4051] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.201542][ T4051] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.252565][ T4049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.257817][ T4049] CPU: 0 PID: 4049 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 44.259715][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 44.261880][ T4049] Call trace: [ 44.262550][ T4049] dump_backtrace+0x0/0x530 [ 44.263523][ T4049] show_stack+0x2c/0x3c [ 44.264429][ T4049] dump_stack_lvl+0x108/0x170 [ 44.265378][ T4049] dump_stack+0x1c/0x58 [ 44.266269][ T4049] sysfs_create_dir_ns+0x278/0x318 [ 44.267501][ T4049] kobject_add_internal+0x384/0x8f0 [ 44.268657][ T4049] kobject_init_and_add+0x130/0x1a0 [ 44.269712][ T4049] gfs2_sys_fs_add+0x1f8/0x3f4 [ 44.270675][ T4049] gfs2_fill_super+0xe10/0x2010 [ 44.271620][ T4049] get_tree_bdev+0x360/0x54c [ 44.272557][ T4049] gfs2_get_tree+0x54/0x1b4 [ 44.273480][ T4049] vfs_get_tree+0x90/0x274 [ 44.274348][ T4049] do_new_mount+0x278/0x8fc [ 44.275238][ T4049] path_mount+0x594/0x101c [ 44.276138][ T4049] __arm64_sys_mount+0x510/0x5e0 [ 44.277157][ T4049] invoke_syscall+0x98/0x2b8 [ 44.278267][ T4049] el0_svc_common+0x138/0x258 [ 44.279301][ T4049] do_el0_svc+0x58/0x14c [ 44.280201][ T4049] el0_svc+0x7c/0x1f0 [ 44.281020][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 44.281963][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 44.303408][ T4049] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.306157][ T4049] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.389788][ T4050] loop0: detected capacity change from 0 to 32768 [ 44.434255][ T4052] loop2: detected capacity change from 0 to 32768 executing program [ 44.472295][ T4052] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.473883][ T4052] CPU: 1 PID: 4052 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 44.475637][ T4052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 44.477738][ T4052] Call trace: [ 44.478483][ T4052] dump_backtrace+0x0/0x530 [ 44.479429][ T4052] show_stack+0x2c/0x3c [ 44.480302][ T4052] dump_stack_lvl+0x108/0x170 [ 44.481227][ T4052] dump_stack+0x1c/0x58 [ 44.482110][ T4052] sysfs_create_dir_ns+0x278/0x318 [ 44.483134][ T4052] kobject_add_internal+0x384/0x8f0 [ 44.484271][ T4052] kobject_init_and_add+0x130/0x1a0 [ 44.485412][ T4052] gfs2_sys_fs_add+0x1f8/0x3f4 [ 44.486480][ T4052] gfs2_fill_super+0xe10/0x2010 [ 44.487581][ T4052] get_tree_bdev+0x360/0x54c [ 44.488581][ T4052] gfs2_get_tree+0x54/0x1b4 [ 44.489529][ T4052] vfs_get_tree+0x90/0x274 [ 44.490464][ T4052] do_new_mount+0x278/0x8fc [ 44.491338][ T4052] path_mount+0x594/0x101c [ 44.492228][ T4052] __arm64_sys_mount+0x510/0x5e0 [ 44.493270][ T4052] invoke_syscall+0x98/0x2b8 [ 44.494174][ T4052] el0_svc_common+0x138/0x258 [ 44.495180][ T4052] do_el0_svc+0x58/0x14c [ 44.496056][ T4052] el0_svc+0x7c/0x1f0 [ 44.497111][ T4052] el0t_64_sync_handler+0x84/0xe4 [ 44.498220][ T4052] el0t_64_sync+0x1a0/0x1a4 [ 44.511750][ T4050] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.513242][ T4050] CPU: 0 PID: 4050 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 44.514975][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 44.516866][ T4050] Call trace: [ 44.517576][ T4050] dump_backtrace+0x0/0x530 [ 44.518506][ T4050] show_stack+0x2c/0x3c [ 44.519330][ T4050] dump_stack_lvl+0x108/0x170 [ 44.520297][ T4050] dump_stack+0x1c/0x58 [ 44.521134][ T4050] sysfs_create_dir_ns+0x278/0x318 [ 44.522152][ T4050] kobject_add_internal+0x384/0x8f0 [ 44.523258][ T4050] kobject_init_and_add+0x130/0x1a0 [ 44.524399][ T4050] gfs2_sys_fs_add+0x1f8/0x3f4 [ 44.525376][ T4050] gfs2_fill_super+0xe10/0x2010 [ 44.526375][ T4050] get_tree_bdev+0x360/0x54c [ 44.527404][ T4050] gfs2_get_tree+0x54/0x1b4 [ 44.528372][ T4050] vfs_get_tree+0x90/0x274 [ 44.529232][ T4050] do_new_mount+0x278/0x8fc [ 44.530182][ T4050] path_mount+0x594/0x101c [ 44.531134][ T4050] __arm64_sys_mount+0x510/0x5e0 [ 44.531234][ T4052] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.532174][ T4050] invoke_syscall+0x98/0x2b8 [ 44.532190][ T4050] el0_svc_common+0x138/0x258 [ 44.532200][ T4050] do_el0_svc+0x58/0x14c [ 44.535214][ T4052] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.536057][ T4050] el0_svc+0x7c/0x1f0 [ 44.539746][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 44.540845][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 44.575745][ T4050] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.585885][ T4050] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.630340][ T4051] loop3: detected capacity change from 0 to 32768 [ 44.681098][ T4053] loop4: detected capacity change from 0 to 32768 [ 44.712383][ T4053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.713954][ T4053] CPU: 1 PID: 4053 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 44.715591][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 44.717597][ T4053] Call trace: [ 44.718295][ T4053] dump_backtrace+0x0/0x530 [ 44.719217][ T4053] show_stack+0x2c/0x3c [ 44.720033][ T4053] dump_stack_lvl+0x108/0x170 [ 44.721035][ T4053] dump_stack+0x1c/0x58 [ 44.721900][ T4053] sysfs_create_dir_ns+0x278/0x318 [ 44.722996][ T4053] kobject_add_internal+0x384/0x8f0 [ 44.724302][ T4053] kobject_init_and_add+0x130/0x1a0 [ 44.725419][ T4053] gfs2_sys_fs_add+0x1f8/0x3f4 [ 44.726481][ T4053] gfs2_fill_super+0xe10/0x2010 [ 44.727577][ T4053] get_tree_bdev+0x360/0x54c [ 44.728617][ T4053] gfs2_get_tree+0x54/0x1b4 [ 44.729614][ T4053] vfs_get_tree+0x90/0x274 [ 44.730562][ T4053] do_new_mount+0x278/0x8fc [ 44.731523][ T4053] path_mount+0x594/0x101c [ 44.732482][ T4053] __arm64_sys_mount+0x510/0x5e0 [ 44.733541][ T4053] invoke_syscall+0x98/0x2b8 [ 44.734462][ T4053] el0_svc_common+0x138/0x258 [ 44.735419][ T4053] do_el0_svc+0x58/0x14c [ 44.736367][ T4053] el0_svc+0x7c/0x1f0 [ 44.737177][ T4053] el0t_64_sync_handler+0x84/0xe4 [ 44.738224][ T4053] el0t_64_sync+0x1a0/0x1a4 executing program [ 44.747651][ T4051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.749121][ T4051] CPU: 0 PID: 4051 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 44.750896][ T4051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 44.753022][ T4051] Call trace: [ 44.753762][ T4051] dump_backtrace+0x0/0x530 [ 44.754754][ T4051] show_stack+0x2c/0x3c [ 44.755636][ T4051] dump_stack_lvl+0x108/0x170 [ 44.756580][ T4051] dump_stack+0x1c/0x58 [ 44.757480][ T4051] sysfs_create_dir_ns+0x278/0x318 [ 44.758631][ T4051] kobject_add_internal+0x384/0x8f0 [ 44.759635][ T4051] kobject_init_and_add+0x130/0x1a0 [ 44.760596][ T4051] gfs2_sys_fs_add+0x1f8/0x3f4 [ 44.761588][ T4051] gfs2_fill_super+0xe10/0x2010 [ 44.762634][ T4051] get_tree_bdev+0x360/0x54c [ 44.763552][ T4051] gfs2_get_tree+0x54/0x1b4 [ 44.764541][ T4051] vfs_get_tree+0x90/0x274 [ 44.765482][ T4051] do_new_mount+0x278/0x8fc [ 44.766476][ T4051] path_mount+0x594/0x101c [ 44.767391][ T4051] __arm64_sys_mount+0x510/0x5e0 [ 44.768471][ T4051] invoke_syscall+0x98/0x2b8 [ 44.769436][ T4051] el0_svc_common+0x138/0x258 [ 44.770451][ T4051] do_el0_svc+0x58/0x14c [ 44.771336][ T4051] el0_svc+0x7c/0x1f0 [ 44.772215][ T4051] el0t_64_sync_handler+0x84/0xe4 [ 44.773370][ T4051] el0t_64_sync+0x1a0/0x1a4 [ 44.776362][ T4053] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.779200][ T4053] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.795822][ T4051] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.798904][ T4051] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 45.079329][ T4053] loop4: detected capacity change from 0 to 32768 [ 45.109802][ T4053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.111745][ T4053] CPU: 0 PID: 4053 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 45.113517][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.115523][ T4053] Call trace: [ 45.116378][ T4053] dump_backtrace+0x0/0x530 [ 45.117399][ T4053] show_stack+0x2c/0x3c [ 45.118324][ T4053] dump_stack_lvl+0x108/0x170 [ 45.119316][ T4053] dump_stack+0x1c/0x58 [ 45.120283][ T4053] sysfs_create_dir_ns+0x278/0x318 [ 45.121320][ T4053] kobject_add_internal+0x384/0x8f0 [ 45.122421][ T4053] kobject_init_and_add+0x130/0x1a0 [ 45.123592][ T4053] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.124637][ T4053] gfs2_fill_super+0xe10/0x2010 [ 45.125768][ T4053] get_tree_bdev+0x360/0x54c [ 45.126781][ T4053] gfs2_get_tree+0x54/0x1b4 [ 45.127768][ T4053] vfs_get_tree+0x90/0x274 [ 45.128882][ T4053] do_new_mount+0x278/0x8fc [ 45.129828][ T4053] path_mount+0x594/0x101c [ 45.130746][ T4053] __arm64_sys_mount+0x510/0x5e0 [ 45.131816][ T4053] invoke_syscall+0x98/0x2b8 [ 45.132815][ T4053] el0_svc_common+0x138/0x258 [ 45.133875][ T4053] do_el0_svc+0x58/0x14c [ 45.134774][ T4053] el0_svc+0x7c/0x1f0 [ 45.135648][ T4053] el0t_64_sync_handler+0x84/0xe4 [ 45.136911][ T4053] el0t_64_sync+0x1a0/0x1a4 [ 45.159637][ T4052] loop2: detected capacity change from 0 to 32768 [ 45.170685][ T4053] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.174301][ T4053] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.175757][ T4052] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.177264][ T4052] CPU: 0 PID: 4052 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 45.179099][ T4052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.181321][ T4052] Call trace: [ 45.182004][ T4052] dump_backtrace+0x0/0x530 [ 45.182974][ T4052] show_stack+0x2c/0x3c [ 45.183845][ T4052] dump_stack_lvl+0x108/0x170 [ 45.184914][ T4052] dump_stack+0x1c/0x58 [ 45.185736][ T4054] loop0: detected capacity change from 0 to 32768 [ 45.185774][ T4052] sysfs_create_dir_ns+0x278/0x318 [ 45.188337][ T4052] kobject_add_internal+0x384/0x8f0 [ 45.189627][ T4052] kobject_init_and_add+0x130/0x1a0 [ 45.190813][ T4052] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.191859][ T4052] gfs2_fill_super+0xe10/0x2010 [ 45.192834][ T4052] get_tree_bdev+0x360/0x54c [ 45.193844][ T4052] gfs2_get_tree+0x54/0x1b4 [ 45.194754][ T4052] vfs_get_tree+0x90/0x274 [ 45.195667][ T4052] do_new_mount+0x278/0x8fc [ 45.196588][ T4052] path_mount+0x594/0x101c [ 45.197563][ T4052] __arm64_sys_mount+0x510/0x5e0 [ 45.198619][ T4052] invoke_syscall+0x98/0x2b8 [ 45.199549][ T4052] el0_svc_common+0x138/0x258 [ 45.200559][ T4052] do_el0_svc+0x58/0x14c [ 45.201440][ T4052] el0_svc+0x7c/0x1f0 [ 45.202233][ T4052] el0t_64_sync_handler+0x84/0xe4 [ 45.203350][ T4052] el0t_64_sync+0x1a0/0x1a4 [ 45.205433][ T4052] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.208235][ T4052] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.267322][ T4054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.269718][ T4054] CPU: 0 PID: 4054 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 45.270681][ T4055] loop3: detected capacity change from 0 to 32768 [ 45.271555][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.271565][ T4054] Call trace: [ 45.271568][ T4054] dump_backtrace+0x0/0x530 [ 45.271582][ T4054] show_stack+0x2c/0x3c [ 45.271590][ T4054] dump_stack_lvl+0x108/0x170 [ 45.271601][ T4054] dump_stack+0x1c/0x58 [ 45.271608][ T4054] sysfs_create_dir_ns+0x278/0x318 [ 45.280572][ T4054] kobject_add_internal+0x384/0x8f0 [ 45.281706][ T4054] kobject_init_and_add+0x130/0x1a0 [ 45.282807][ T4054] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.283894][ T4054] gfs2_fill_super+0xe10/0x2010 [ 45.284966][ T4054] get_tree_bdev+0x360/0x54c [ 45.285837][ T4054] gfs2_get_tree+0x54/0x1b4 [ 45.286826][ T4054] vfs_get_tree+0x90/0x274 [ 45.287840][ T4054] do_new_mount+0x278/0x8fc [ 45.288724][ T4054] path_mount+0x594/0x101c [ 45.289729][ T4054] __arm64_sys_mount+0x510/0x5e0 [ 45.290868][ T4054] invoke_syscall+0x98/0x2b8 [ 45.291873][ T4054] el0_svc_common+0x138/0x258 [ 45.292936][ T4054] do_el0_svc+0x58/0x14c [ 45.293877][ T4054] el0_svc+0x7c/0x1f0 [ 45.294759][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 45.295851][ T4054] el0t_64_sync+0x1a0/0x1a4 [ 45.297966][ T4054] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.300632][ T4054] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.342348][ T4055] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.344110][ T4055] CPU: 1 PID: 4055 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 45.345895][ T4055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.347844][ T4055] Call trace: [ 45.348626][ T4055] dump_backtrace+0x0/0x530 [ 45.349543][ T4055] show_stack+0x2c/0x3c [ 45.350462][ T4055] dump_stack_lvl+0x108/0x170 [ 45.351432][ T4055] dump_stack+0x1c/0x58 [ 45.352298][ T4055] sysfs_create_dir_ns+0x278/0x318 [ 45.353362][ T4055] kobject_add_internal+0x384/0x8f0 [ 45.354548][ T4055] kobject_init_and_add+0x130/0x1a0 [ 45.355576][ T4055] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.356730][ T4055] gfs2_fill_super+0xe10/0x2010 [ 45.357820][ T4055] get_tree_bdev+0x360/0x54c [ 45.358899][ T4055] gfs2_get_tree+0x54/0x1b4 [ 45.359972][ T4055] vfs_get_tree+0x90/0x274 [ 45.361001][ T4055] do_new_mount+0x278/0x8fc [ 45.362005][ T4055] path_mount+0x594/0x101c [ 45.362905][ T4055] __arm64_sys_mount+0x510/0x5e0 [ 45.363899][ T4055] invoke_syscall+0x98/0x2b8 [ 45.364937][ T4055] el0_svc_common+0x138/0x258 [ 45.365996][ T4055] do_el0_svc+0x58/0x14c [ 45.366907][ T4055] el0_svc+0x7c/0x1f0 [ 45.367699][ T4055] el0t_64_sync_handler+0x84/0xe4 [ 45.368795][ T4055] el0t_64_sync+0x1a0/0x1a4 executing program [ 45.375979][ T4055] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.378811][ T4055] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 45.703851][ T4054] loop0: detected capacity change from 0 to 32768 [ 45.739645][ T4056] loop2: detected capacity change from 0 to 32768 [ 45.769048][ T4057] loop4: detected capacity change from 0 to 32768 [ 45.780466][ T4055] loop3: detected capacity change from 0 to 32768 [ 45.783120][ T4056] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.784742][ T4056] CPU: 1 PID: 4056 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 45.786592][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.788787][ T4056] Call trace: [ 45.789480][ T4056] dump_backtrace+0x0/0x530 [ 45.790368][ T4056] show_stack+0x2c/0x3c [ 45.791242][ T4056] dump_stack_lvl+0x108/0x170 [ 45.792258][ T4056] dump_stack+0x1c/0x58 [ 45.793153][ T4056] sysfs_create_dir_ns+0x278/0x318 [ 45.794272][ T4056] kobject_add_internal+0x384/0x8f0 [ 45.795388][ T4056] kobject_init_and_add+0x130/0x1a0 [ 45.795588][ T4054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.796471][ T4056] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.798998][ T4056] gfs2_fill_super+0xe10/0x2010 [ 45.800039][ T4056] get_tree_bdev+0x360/0x54c [ 45.800918][ T4056] gfs2_get_tree+0x54/0x1b4 [ 45.801881][ T4056] vfs_get_tree+0x90/0x274 [ 45.802733][ T4056] do_new_mount+0x278/0x8fc [ 45.803676][ T4056] path_mount+0x594/0x101c [ 45.804658][ T4056] __arm64_sys_mount+0x510/0x5e0 [ 45.805709][ T4056] invoke_syscall+0x98/0x2b8 [ 45.806666][ T4056] el0_svc_common+0x138/0x258 [ 45.807599][ T4056] do_el0_svc+0x58/0x14c [ 45.808510][ T4056] el0_svc+0x7c/0x1f0 [ 45.809341][ T4056] el0t_64_sync_handler+0x84/0xe4 [ 45.810308][ T4056] el0t_64_sync+0x1a0/0x1a4 [ 45.812130][ T4054] CPU: 0 PID: 4054 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 45.812670][ T4056] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.814030][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.816871][ T4056] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.819049][ T4054] Call trace: [ 45.821156][ T4054] dump_backtrace+0x0/0x530 [ 45.822171][ T4054] show_stack+0x2c/0x3c [ 45.823075][ T4054] dump_stack_lvl+0x108/0x170 [ 45.824107][ T4054] dump_stack+0x1c/0x58 [ 45.825094][ T4054] sysfs_create_dir_ns+0x278/0x318 [ 45.826282][ T4054] kobject_add_internal+0x384/0x8f0 [ 45.827459][ T4054] kobject_init_and_add+0x130/0x1a0 [ 45.828572][ T4054] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.829567][ T4054] gfs2_fill_super+0xe10/0x2010 [ 45.830587][ T4054] get_tree_bdev+0x360/0x54c [ 45.831553][ T4054] gfs2_get_tree+0x54/0x1b4 [ 45.832523][ T4054] vfs_get_tree+0x90/0x274 [ 45.833490][ T4054] do_new_mount+0x278/0x8fc [ 45.834409][ T4054] path_mount+0x594/0x101c [ 45.835437][ T4054] __arm64_sys_mount+0x510/0x5e0 [ 45.836498][ T4054] invoke_syscall+0x98/0x2b8 [ 45.837497][ T4054] el0_svc_common+0x138/0x258 [ 45.838487][ T4054] do_el0_svc+0x58/0x14c [ 45.839341][ T4054] el0_svc+0x7c/0x1f0 [ 45.840341][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 45.841460][ T4054] el0t_64_sync+0x1a0/0x1a4 [ 45.843485][ T4054] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.846282][ T4054] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.852546][ T4055] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.854047][ T4055] CPU: 0 PID: 4055 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 45.855755][ T4055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.857726][ T4055] Call trace: [ 45.858383][ T4055] dump_backtrace+0x0/0x530 [ 45.859194][ T4055] show_stack+0x2c/0x3c [ 45.860091][ T4055] dump_stack_lvl+0x108/0x170 [ 45.860977][ T4055] dump_stack+0x1c/0x58 [ 45.861782][ T4055] sysfs_create_dir_ns+0x278/0x318 [ 45.862727][ T4055] kobject_add_internal+0x384/0x8f0 [ 45.863789][ T4055] kobject_init_and_add+0x130/0x1a0 [ 45.864958][ T4055] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.865891][ T4055] gfs2_fill_super+0xe10/0x2010 [ 45.866924][ T4055] get_tree_bdev+0x360/0x54c [ 45.867849][ T4055] gfs2_get_tree+0x54/0x1b4 [ 45.868720][ T4055] vfs_get_tree+0x90/0x274 [ 45.869686][ T4055] do_new_mount+0x278/0x8fc [ 45.870616][ T4055] path_mount+0x594/0x101c [ 45.871544][ T4055] __arm64_sys_mount+0x510/0x5e0 [ 45.872550][ T4055] invoke_syscall+0x98/0x2b8 [ 45.873471][ T4055] el0_svc_common+0x138/0x258 [ 45.874444][ T4055] do_el0_svc+0x58/0x14c [ 45.875274][ T4055] el0_svc+0x7c/0x1f0 [ 45.876125][ T4055] el0t_64_sync_handler+0x84/0xe4 [ 45.877216][ T4055] el0t_64_sync+0x1a0/0x1a4 [ 45.878253][ T4055] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.880973][ T4055] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.891657][ T4057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.893271][ T4057] CPU: 1 PID: 4057 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 45.894977][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 45.897046][ T4057] Call trace: [ 45.897782][ T4057] dump_backtrace+0x0/0x530 [ 45.898850][ T4057] show_stack+0x2c/0x3c [ 45.899753][ T4057] dump_stack_lvl+0x108/0x170 [ 45.900769][ T4057] dump_stack+0x1c/0x58 [ 45.901567][ T4057] sysfs_create_dir_ns+0x278/0x318 [ 45.902554][ T4057] kobject_add_internal+0x384/0x8f0 [ 45.903577][ T4057] kobject_init_and_add+0x130/0x1a0 [ 45.904686][ T4057] gfs2_sys_fs_add+0x1f8/0x3f4 [ 45.905728][ T4057] gfs2_fill_super+0xe10/0x2010 [ 45.906728][ T4057] get_tree_bdev+0x360/0x54c [ 45.907800][ T4057] gfs2_get_tree+0x54/0x1b4 [ 45.908769][ T4057] vfs_get_tree+0x90/0x274 [ 45.909756][ T4057] do_new_mount+0x278/0x8fc [ 45.910720][ T4057] path_mount+0x594/0x101c [ 45.911733][ T4057] __arm64_sys_mount+0x510/0x5e0 [ 45.912851][ T4057] invoke_syscall+0x98/0x2b8 [ 45.913768][ T4057] el0_svc_common+0x138/0x258 [ 45.914740][ T4057] do_el0_svc+0x58/0x14c [ 45.915625][ T4057] el0_svc+0x7c/0x1f0 [ 45.916498][ T4057] el0t_64_sync_handler+0x84/0xe4 [ 45.917515][ T4057] el0t_64_sync+0x1a0/0x1a4 [ 45.920484][ T4057] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.923320][ T4057] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 46.237118][ T4058] loop0: detected capacity change from 0 to 32768 [ 46.248947][ T4058] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.250550][ T4058] CPU: 0 PID: 4058 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 46.252512][ T4058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.254568][ T4058] Call trace: [ 46.255265][ T4058] dump_backtrace+0x0/0x530 [ 46.256246][ T4058] show_stack+0x2c/0x3c [ 46.257060][ T4058] dump_stack_lvl+0x108/0x170 [ 46.257955][ T4058] dump_stack+0x1c/0x58 [ 46.258762][ T4058] sysfs_create_dir_ns+0x278/0x318 [ 46.259813][ T4058] kobject_add_internal+0x384/0x8f0 [ 46.260909][ T4058] kobject_init_and_add+0x130/0x1a0 [ 46.261942][ T4058] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.263045][ T4058] gfs2_fill_super+0xe10/0x2010 [ 46.264101][ T4058] get_tree_bdev+0x360/0x54c [ 46.265103][ T4058] gfs2_get_tree+0x54/0x1b4 [ 46.265990][ T4058] vfs_get_tree+0x90/0x274 [ 46.266923][ T4058] do_new_mount+0x278/0x8fc [ 46.267870][ T4058] path_mount+0x594/0x101c [ 46.268814][ T4058] __arm64_sys_mount+0x510/0x5e0 [ 46.269870][ T4058] invoke_syscall+0x98/0x2b8 [ 46.270792][ T4058] el0_svc_common+0x138/0x258 [ 46.271731][ T4058] do_el0_svc+0x58/0x14c [ 46.272650][ T4058] el0_svc+0x7c/0x1f0 [ 46.273437][ T4058] el0t_64_sync_handler+0x84/0xe4 [ 46.274659][ T4058] el0t_64_sync+0x1a0/0x1a4 [ 46.276943][ T4058] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.279898][ T4058] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.378919][ T4056] loop2: detected capacity change from 0 to 32768 [ 46.422199][ T4056] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.424029][ T4056] CPU: 1 PID: 4056 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 46.425859][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.427890][ T4056] Call trace: [ 46.428582][ T4056] dump_backtrace+0x0/0x530 [ 46.429545][ T4056] show_stack+0x2c/0x3c [ 46.430452][ T4056] dump_stack_lvl+0x108/0x170 [ 46.431526][ T4056] dump_stack+0x1c/0x58 [ 46.432467][ T4056] sysfs_create_dir_ns+0x278/0x318 [ 46.433428][ T4056] kobject_add_internal+0x384/0x8f0 [ 46.434514][ T4056] kobject_init_and_add+0x130/0x1a0 [ 46.435697][ T4056] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.436722][ T4056] gfs2_fill_super+0xe10/0x2010 [ 46.437690][ T4056] get_tree_bdev+0x360/0x54c [ 46.438659][ T4056] gfs2_get_tree+0x54/0x1b4 [ 46.439621][ T4056] vfs_get_tree+0x90/0x274 [ 46.440598][ T4056] do_new_mount+0x278/0x8fc [ 46.441592][ T4056] path_mount+0x594/0x101c [ 46.442530][ T4056] __arm64_sys_mount+0x510/0x5e0 [ 46.443643][ T4056] invoke_syscall+0x98/0x2b8 [ 46.444572][ T4056] el0_svc_common+0x138/0x258 [ 46.445548][ T4056] do_el0_svc+0x58/0x14c [ 46.446397][ T4056] el0_svc+0x7c/0x1f0 [ 46.447254][ T4056] el0t_64_sync_handler+0x84/0xe4 [ 46.448303][ T4056] el0t_64_sync+0x1a0/0x1a4 [ 46.491231][ T4056] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.494066][ T4056] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.511988][ T4058] loop0: detected capacity change from 0 to 32768 [ 46.522472][ T4058] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.524065][ T4058] CPU: 0 PID: 4058 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 46.525970][ T4058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.528170][ T4058] Call trace: [ 46.528807][ T4058] dump_backtrace+0x0/0x530 [ 46.529777][ T4058] show_stack+0x2c/0x3c [ 46.530724][ T4058] dump_stack_lvl+0x108/0x170 [ 46.531891][ T4058] dump_stack+0x1c/0x58 [ 46.532735][ T4058] sysfs_create_dir_ns+0x278/0x318 [ 46.533846][ T4058] kobject_add_internal+0x384/0x8f0 [ 46.534955][ T4058] kobject_init_and_add+0x130/0x1a0 [ 46.535939][ T4058] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.536934][ T4058] gfs2_fill_super+0xe10/0x2010 [ 46.537985][ T4058] get_tree_bdev+0x360/0x54c [ 46.538891][ T4058] gfs2_get_tree+0x54/0x1b4 [ 46.539927][ T4058] vfs_get_tree+0x90/0x274 [ 46.540906][ T4058] do_new_mount+0x278/0x8fc [ 46.541773][ T4058] path_mount+0x594/0x101c [ 46.542674][ T4058] __arm64_sys_mount+0x510/0x5e0 [ 46.543707][ T4058] invoke_syscall+0x98/0x2b8 [ 46.544681][ T4058] el0_svc_common+0x138/0x258 [ 46.545689][ T4058] do_el0_svc+0x58/0x14c [ 46.546629][ T4058] el0_svc+0x7c/0x1f0 [ 46.547490][ T4058] el0t_64_sync_handler+0x84/0xe4 [ 46.548561][ T4058] el0t_64_sync+0x1a0/0x1a4 [ 46.550282][ T4058] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.553742][ T4058] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.567911][ T4057] loop4: detected capacity change from 0 to 32768 [ 46.591911][ T4057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.593976][ T4057] CPU: 0 PID: 4057 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 46.595675][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.597666][ T4057] Call trace: [ 46.598397][ T4057] dump_backtrace+0x0/0x530 [ 46.599266][ T4057] show_stack+0x2c/0x3c [ 46.600189][ T4057] dump_stack_lvl+0x108/0x170 [ 46.601187][ T4057] dump_stack+0x1c/0x58 [ 46.602095][ T4057] sysfs_create_dir_ns+0x278/0x318 [ 46.603180][ T4057] kobject_add_internal+0x384/0x8f0 [ 46.604309][ T4057] kobject_init_and_add+0x130/0x1a0 [ 46.605485][ T4057] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.606494][ T4057] gfs2_fill_super+0xe10/0x2010 [ 46.607557][ T4057] get_tree_bdev+0x360/0x54c [ 46.608477][ T4057] gfs2_get_tree+0x54/0x1b4 [ 46.609457][ T4057] vfs_get_tree+0x90/0x274 [ 46.610419][ T4057] do_new_mount+0x278/0x8fc [ 46.611525][ T4057] path_mount+0x594/0x101c [ 46.612425][ T4057] __arm64_sys_mount+0x510/0x5e0 [ 46.613551][ T4057] invoke_syscall+0x98/0x2b8 [ 46.614530][ T4057] el0_svc_common+0x138/0x258 [ 46.615436][ T4057] do_el0_svc+0x58/0x14c [ 46.616315][ T4057] el0_svc+0x7c/0x1f0 [ 46.617169][ T4057] el0t_64_sync_handler+0x84/0xe4 [ 46.618196][ T4057] el0t_64_sync+0x1a0/0x1a4 [ 46.635883][ T4059] loop3: detected capacity change from 0 to 32768 [ 46.659469][ T4057] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.662277][ T4057] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.662357][ T4059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.665485][ T4059] CPU: 1 PID: 4059 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 46.667356][ T4059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.669443][ T4059] Call trace: [ 46.670243][ T4059] dump_backtrace+0x0/0x530 [ 46.671261][ T4059] show_stack+0x2c/0x3c [ 46.672145][ T4059] dump_stack_lvl+0x108/0x170 [ 46.673198][ T4059] dump_stack+0x1c/0x58 [ 46.673979][ T4059] sysfs_create_dir_ns+0x278/0x318 [ 46.674924][ T4059] kobject_add_internal+0x384/0x8f0 [ 46.676037][ T4059] kobject_init_and_add+0x130/0x1a0 [ 46.677132][ T4059] gfs2_sys_fs_add+0x1f8/0x3f4 [ 46.678079][ T4059] gfs2_fill_super+0xe10/0x2010 [ 46.679163][ T4059] get_tree_bdev+0x360/0x54c [ 46.680124][ T4059] gfs2_get_tree+0x54/0x1b4 [ 46.681151][ T4059] vfs_get_tree+0x90/0x274 [ 46.682089][ T4059] do_new_mount+0x278/0x8fc [ 46.683059][ T4059] path_mount+0x594/0x101c [ 46.684052][ T4059] __arm64_sys_mount+0x510/0x5e0 [ 46.685038][ T4059] invoke_syscall+0x98/0x2b8 [ 46.686056][ T4059] el0_svc_common+0x138/0x258 [ 46.687074][ T4059] do_el0_svc+0x58/0x14c [ 46.688025][ T4059] el0_svc+0x7c/0x1f0 [ 46.688827][ T4059] el0t_64_sync_handler+0x84/0xe4 [ 46.689848][ T4059] el0t_64_sync+0x1a0/0x1a4 executing program [ 46.707251][ T4059] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.710002][ T4059] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 46.968499][ T4061] loop2: detected capacity change from 0 to 32768 [ 46.972379][ T4060] loop0: detected capacity change from 0 to 32768 [ 47.012343][ T4060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.014006][ T4060] CPU: 1 PID: 4060 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 47.015784][ T4060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.017747][ T4060] Call trace: [ 47.018625][ T4060] dump_backtrace+0x0/0x530 [ 47.019654][ T4060] show_stack+0x2c/0x3c [ 47.020546][ T4060] dump_stack_lvl+0x108/0x170 [ 47.021556][ T4060] dump_stack+0x1c/0x58 [ 47.022516][ T4060] sysfs_create_dir_ns+0x278/0x318 [ 47.023723][ T4060] kobject_add_internal+0x384/0x8f0 [ 47.024809][ T4060] kobject_init_and_add+0x130/0x1a0 [ 47.025985][ T4060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.026982][ T4060] gfs2_fill_super+0xe10/0x2010 [ 47.028122][ T4060] get_tree_bdev+0x360/0x54c [ 47.029050][ T4060] gfs2_get_tree+0x54/0x1b4 [ 47.030090][ T4060] vfs_get_tree+0x90/0x274 [ 47.031036][ T4060] do_new_mount+0x278/0x8fc [ 47.032010][ T4060] path_mount+0x594/0x101c [ 47.032891][ T4060] __arm64_sys_mount+0x510/0x5e0 [ 47.033984][ T4060] invoke_syscall+0x98/0x2b8 [ 47.034895][ T4060] el0_svc_common+0x138/0x258 [ 47.035917][ T4060] do_el0_svc+0x58/0x14c [ 47.036893][ T4060] el0_svc+0x7c/0x1f0 [ 47.037661][ T4060] el0t_64_sync_handler+0x84/0xe4 [ 47.038763][ T4060] el0t_64_sync+0x1a0/0x1a4 [ 47.076299][ T4061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.078047][ T4061] CPU: 0 PID: 4061 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 47.078363][ T4060] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.079848][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.084682][ T4061] Call trace: [ 47.085289][ T4061] dump_backtrace+0x0/0x530 [ 47.086354][ T4061] show_stack+0x2c/0x3c [ 47.087300][ T4061] dump_stack_lvl+0x108/0x170 [ 47.088332][ T4061] dump_stack+0x1c/0x58 [ 47.089318][ T4061] sysfs_create_dir_ns+0x278/0x318 [ 47.090405][ T4061] kobject_add_internal+0x384/0x8f0 [ 47.091316][ T4060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.091551][ T4061] kobject_init_and_add+0x130/0x1a0 [ 47.094012][ T4061] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.095099][ T4061] gfs2_fill_super+0xe10/0x2010 [ 47.096198][ T4061] get_tree_bdev+0x360/0x54c [ 47.097186][ T4061] gfs2_get_tree+0x54/0x1b4 [ 47.098190][ T4061] vfs_get_tree+0x90/0x274 [ 47.099022][ T4061] do_new_mount+0x278/0x8fc [ 47.100006][ T4061] path_mount+0x594/0x101c [ 47.101008][ T4061] __arm64_sys_mount+0x510/0x5e0 [ 47.102042][ T4061] invoke_syscall+0x98/0x2b8 [ 47.103051][ T4061] el0_svc_common+0x138/0x258 [ 47.104044][ T4061] do_el0_svc+0x58/0x14c [ 47.104959][ T4061] el0_svc+0x7c/0x1f0 [ 47.105783][ T4061] el0t_64_sync_handler+0x84/0xe4 [ 47.106884][ T4061] el0t_64_sync+0x1a0/0x1a4 [ 47.138471][ T4061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.141582][ T4061] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.151233][ T4062] loop4: detected capacity change from 0 to 32768 [ 47.165766][ T4062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.167428][ T4062] CPU: 1 PID: 4062 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 47.169346][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.171507][ T4062] Call trace: [ 47.172221][ T4062] dump_backtrace+0x0/0x530 [ 47.173168][ T4062] show_stack+0x2c/0x3c [ 47.174041][ T4062] dump_stack_lvl+0x108/0x170 [ 47.175015][ T4062] dump_stack+0x1c/0x58 [ 47.175847][ T4062] sysfs_create_dir_ns+0x278/0x318 [ 47.177001][ T4062] kobject_add_internal+0x384/0x8f0 [ 47.178151][ T4059] loop3: detected capacity change from 0 to 32768 [ 47.179522][ T4062] kobject_init_and_add+0x130/0x1a0 [ 47.180683][ T4062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.181692][ T4062] gfs2_fill_super+0xe10/0x2010 [ 47.182710][ T4062] get_tree_bdev+0x360/0x54c [ 47.183802][ T4062] gfs2_get_tree+0x54/0x1b4 [ 47.184822][ T4062] vfs_get_tree+0x90/0x274 [ 47.185737][ T4062] do_new_mount+0x278/0x8fc [ 47.186793][ T4062] path_mount+0x594/0x101c [ 47.187705][ T4062] __arm64_sys_mount+0x510/0x5e0 [ 47.188729][ T4062] invoke_syscall+0x98/0x2b8 [ 47.189703][ T4062] el0_svc_common+0x138/0x258 [ 47.190666][ T4062] do_el0_svc+0x58/0x14c [ 47.191595][ T4062] el0_svc+0x7c/0x1f0 [ 47.192421][ T4062] el0t_64_sync_handler+0x84/0xe4 [ 47.193523][ T4062] el0t_64_sync+0x1a0/0x1a4 [ 47.195072][ T4062] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.197798][ T4062] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.212330][ T4059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.214275][ T4059] CPU: 0 PID: 4059 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 47.215967][ T4059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.218068][ T4059] Call trace: [ 47.218816][ T4059] dump_backtrace+0x0/0x530 [ 47.219776][ T4059] show_stack+0x2c/0x3c [ 47.220628][ T4059] dump_stack_lvl+0x108/0x170 [ 47.221661][ T4059] dump_stack+0x1c/0x58 [ 47.222623][ T4059] sysfs_create_dir_ns+0x278/0x318 [ 47.223665][ T4059] kobject_add_internal+0x384/0x8f0 [ 47.224704][ T4059] kobject_init_and_add+0x130/0x1a0 [ 47.225732][ T4059] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.226721][ T4059] gfs2_fill_super+0xe10/0x2010 [ 47.227711][ T4059] get_tree_bdev+0x360/0x54c [ 47.228665][ T4059] gfs2_get_tree+0x54/0x1b4 [ 47.229612][ T4059] vfs_get_tree+0x90/0x274 [ 47.230616][ T4059] do_new_mount+0x278/0x8fc [ 47.231648][ T4059] path_mount+0x594/0x101c [ 47.232489][ T4059] __arm64_sys_mount+0x510/0x5e0 [ 47.233556][ T4059] invoke_syscall+0x98/0x2b8 [ 47.234514][ T4059] el0_svc_common+0x138/0x258 [ 47.235493][ T4059] do_el0_svc+0x58/0x14c [ 47.236392][ T4059] el0_svc+0x7c/0x1f0 [ 47.237243][ T4059] el0t_64_sync_handler+0x84/0xe4 [ 47.238358][ T4059] el0t_64_sync+0x1a0/0x1a4 [ 47.241450][ T4059] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.244110][ T4059] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 47.623425][ T4060] loop0: detected capacity change from 0 to 32768 [ 47.650529][ T4061] loop2: detected capacity change from 0 to 32768 [ 47.670194][ T4061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.672475][ T4061] CPU: 0 PID: 4061 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 47.674314][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.676409][ T4061] Call trace: [ 47.677102][ T4061] dump_backtrace+0x0/0x530 [ 47.677997][ T4061] show_stack+0x2c/0x3c [ 47.678923][ T4061] dump_stack_lvl+0x108/0x170 [ 47.680035][ T4061] dump_stack+0x1c/0x58 [ 47.680924][ T4061] sysfs_create_dir_ns+0x278/0x318 [ 47.681975][ T4061] kobject_add_internal+0x384/0x8f0 [ 47.683108][ T4061] kobject_init_and_add+0x130/0x1a0 [ 47.684241][ T4061] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.685222][ T4061] gfs2_fill_super+0xe10/0x2010 [ 47.686164][ T4061] get_tree_bdev+0x360/0x54c [ 47.687181][ T4061] gfs2_get_tree+0x54/0x1b4 [ 47.688191][ T4061] vfs_get_tree+0x90/0x274 [ 47.689176][ T4061] do_new_mount+0x278/0x8fc [ 47.690123][ T4061] path_mount+0x594/0x101c [ 47.691083][ T4061] __arm64_sys_mount+0x510/0x5e0 [ 47.692066][ T4061] invoke_syscall+0x98/0x2b8 [ 47.693055][ T4061] el0_svc_common+0x138/0x258 [ 47.694008][ T4061] do_el0_svc+0x58/0x14c [ 47.694873][ T4061] el0_svc+0x7c/0x1f0 [ 47.695728][ T4061] el0t_64_sync_handler+0x84/0xe4 [ 47.696825][ T4061] el0t_64_sync+0x1a0/0x1a4 [ 47.722410][ T4060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.724059][ T4060] CPU: 0 PID: 4060 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 47.725911][ T4060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.728008][ T4060] Call trace: [ 47.728665][ T4060] dump_backtrace+0x0/0x530 [ 47.729548][ T4060] show_stack+0x2c/0x3c [ 47.730382][ T4060] dump_stack_lvl+0x108/0x170 [ 47.731239][ T4061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.731419][ T4060] dump_stack+0x1c/0x58 [ 47.734403][ T4061] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.735354][ T4060] sysfs_create_dir_ns+0x278/0x318 [ 47.737786][ T4060] kobject_add_internal+0x384/0x8f0 [ 47.738926][ T4060] kobject_init_and_add+0x130/0x1a0 [ 47.740098][ T4060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.741107][ T4060] gfs2_fill_super+0xe10/0x2010 [ 47.742113][ T4060] get_tree_bdev+0x360/0x54c [ 47.743132][ T4060] gfs2_get_tree+0x54/0x1b4 [ 47.744152][ T4060] vfs_get_tree+0x90/0x274 [ 47.745135][ T4060] do_new_mount+0x278/0x8fc [ 47.746195][ T4060] path_mount+0x594/0x101c [ 47.747087][ T4060] __arm64_sys_mount+0x510/0x5e0 [ 47.748136][ T4060] invoke_syscall+0x98/0x2b8 [ 47.749168][ T4060] el0_svc_common+0x138/0x258 [ 47.750116][ T4060] do_el0_svc+0x58/0x14c [ 47.750995][ T4060] el0_svc+0x7c/0x1f0 [ 47.751881][ T4060] el0t_64_sync_handler+0x84/0xe4 [ 47.752937][ T4060] el0t_64_sync+0x1a0/0x1a4 [ 47.757705][ T4063] loop3: detected capacity change from 0 to 32768 [ 47.759245][ T4060] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.761919][ T4060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.773238][ T4062] loop4: detected capacity change from 0 to 32768 [ 47.822189][ T4062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.823626][ T4062] CPU: 0 PID: 4062 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 47.825356][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.827462][ T4062] Call trace: [ 47.828240][ T4062] dump_backtrace+0x0/0x530 [ 47.829153][ T4062] show_stack+0x2c/0x3c [ 47.830111][ T4062] dump_stack_lvl+0x108/0x170 [ 47.831142][ T4062] dump_stack+0x1c/0x58 [ 47.832010][ T4062] sysfs_create_dir_ns+0x278/0x318 [ 47.833155][ T4062] kobject_add_internal+0x384/0x8f0 [ 47.834257][ T4062] kobject_init_and_add+0x130/0x1a0 [ 47.835350][ T4062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.836324][ T4062] gfs2_fill_super+0xe10/0x2010 [ 47.837363][ T4062] get_tree_bdev+0x360/0x54c [ 47.838370][ T4062] gfs2_get_tree+0x54/0x1b4 [ 47.839294][ T4062] vfs_get_tree+0x90/0x274 [ 47.840224][ T4062] do_new_mount+0x278/0x8fc [ 47.841259][ T4062] path_mount+0x594/0x101c [ 47.842130][ T4062] __arm64_sys_mount+0x510/0x5e0 [ 47.843143][ T4062] invoke_syscall+0x98/0x2b8 [ 47.844159][ T4062] el0_svc_common+0x138/0x258 [ 47.845153][ T4062] do_el0_svc+0x58/0x14c [ 47.846065][ T4062] el0_svc+0x7c/0x1f0 [ 47.846967][ T4062] el0t_64_sync_handler+0x84/0xe4 [ 47.848090][ T4062] el0t_64_sync+0x1a0/0x1a4 [ 47.851019][ T4062] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.854327][ T4063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.855911][ T4063] CPU: 1 PID: 4063 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 47.857721][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.859803][ T4063] Call trace: [ 47.860442][ T4063] dump_backtrace+0x0/0x530 [ 47.861392][ T4063] show_stack+0x2c/0x3c [ 47.862256][ T4063] dump_stack_lvl+0x108/0x170 [ 47.863262][ T4063] dump_stack+0x1c/0x58 [ 47.864175][ T4063] sysfs_create_dir_ns+0x278/0x318 [ 47.865297][ T4063] kobject_add_internal+0x384/0x8f0 [ 47.866444][ T4063] kobject_init_and_add+0x130/0x1a0 [ 47.867577][ T4063] gfs2_sys_fs_add+0x1f8/0x3f4 [ 47.868576][ T4063] gfs2_fill_super+0xe10/0x2010 [ 47.869535][ T4063] get_tree_bdev+0x360/0x54c [ 47.870531][ T4063] gfs2_get_tree+0x54/0x1b4 [ 47.871465][ T4063] vfs_get_tree+0x90/0x274 [ 47.872330][ T4063] do_new_mount+0x278/0x8fc [ 47.873297][ T4063] path_mount+0x594/0x101c [ 47.874299][ T4063] __arm64_sys_mount+0x510/0x5e0 [ 47.875324][ T4063] invoke_syscall+0x98/0x2b8 [ 47.876223][ T4063] el0_svc_common+0x138/0x258 [ 47.877261][ T4063] do_el0_svc+0x58/0x14c [ 47.877928][ T4062] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.878169][ T4063] el0_svc+0x7c/0x1f0 [ 47.880443][ T4063] el0t_64_sync_handler+0x84/0xe4 [ 47.881532][ T4063] el0t_64_sync+0x1a0/0x1a4 [ 47.899352][ T4063] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.902423][ T4063] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program [ 48.263088][ T4066] loop0: detected capacity change from 0 to 32768 [ 48.304303][ T4063] loop3: detected capacity change from 0 to 32768 [ 48.330997][ T4065] loop4: detected capacity change from 0 to 32768 [ 48.331289][ T4063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.334207][ T4063] CPU: 1 PID: 4063 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 48.336013][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.338118][ T4063] Call trace: [ 48.338853][ T4063] dump_backtrace+0x0/0x530 [ 48.339931][ T4063] show_stack+0x2c/0x3c [ 48.340773][ T4063] dump_stack_lvl+0x108/0x170 [ 48.341731][ T4063] dump_stack+0x1c/0x58 [ 48.342615][ T4063] sysfs_create_dir_ns+0x278/0x318 [ 48.343666][ T4063] kobject_add_internal+0x384/0x8f0 [ 48.344789][ T4063] kobject_init_and_add+0x130/0x1a0 [ 48.345886][ T4063] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.346988][ T4063] gfs2_fill_super+0xe10/0x2010 [ 48.348031][ T4063] get_tree_bdev+0x360/0x54c [ 48.349065][ T4063] gfs2_get_tree+0x54/0x1b4 [ 48.350074][ T4063] vfs_get_tree+0x90/0x274 [ 48.351014][ T4063] do_new_mount+0x278/0x8fc [ 48.352067][ T4063] path_mount+0x594/0x101c [ 48.353038][ T4063] __arm64_sys_mount+0x510/0x5e0 [ 48.354129][ T4063] invoke_syscall+0x98/0x2b8 [ 48.355187][ T4063] el0_svc_common+0x138/0x258 [ 48.356004][ T4064] loop2: detected capacity change from 0 to 32768 [ 48.356184][ T4063] do_el0_svc+0x58/0x14c [ 48.358426][ T4063] el0_svc+0x7c/0x1f0 [ 48.359321][ T4063] el0t_64_sync_handler+0x84/0xe4 [ 48.360367][ T4063] el0t_64_sync+0x1a0/0x1a4 [ 48.362016][ T4063] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.364832][ T4063] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.392224][ T4066] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.393933][ T4064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.394148][ T4066] CPU: 1 PID: 4066 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 48.397485][ T4066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.399644][ T4066] Call trace: [ 48.400297][ T4066] dump_backtrace+0x0/0x530 [ 48.401149][ T4066] show_stack+0x2c/0x3c [ 48.402091][ T4066] dump_stack_lvl+0x108/0x170 [ 48.403082][ T4066] dump_stack+0x1c/0x58 [ 48.404009][ T4066] sysfs_create_dir_ns+0x278/0x318 [ 48.405122][ T4066] kobject_add_internal+0x384/0x8f0 [ 48.406301][ T4066] kobject_init_and_add+0x130/0x1a0 [ 48.407478][ T4066] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.408496][ T4066] gfs2_fill_super+0xe10/0x2010 [ 48.409629][ T4066] get_tree_bdev+0x360/0x54c [ 48.410612][ T4066] gfs2_get_tree+0x54/0x1b4 [ 48.411666][ T4066] vfs_get_tree+0x90/0x274 [ 48.412699][ T4066] do_new_mount+0x278/0x8fc [ 48.413716][ T4066] path_mount+0x594/0x101c [ 48.414662][ T4066] __arm64_sys_mount+0x510/0x5e0 [ 48.415710][ T4066] invoke_syscall+0x98/0x2b8 [ 48.416582][ T4066] el0_svc_common+0x138/0x258 [ 48.417666][ T4066] do_el0_svc+0x58/0x14c [ 48.418636][ T4066] el0_svc+0x7c/0x1f0 [ 48.419534][ T4066] el0t_64_sync_handler+0x84/0xe4 [ 48.420647][ T4066] el0t_64_sync+0x1a0/0x1a4 [ 48.421606][ T4064] CPU: 0 PID: 4064 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 48.423488][ T4064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.423747][ T4066] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.425646][ T4064] Call trace: [ 48.428319][ T4066] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.428947][ T4064] dump_backtrace+0x0/0x530 [ 48.431159][ T4064] show_stack+0x2c/0x3c [ 48.432038][ T4064] dump_stack_lvl+0x108/0x170 [ 48.433015][ T4064] dump_stack+0x1c/0x58 [ 48.434114][ T4064] sysfs_create_dir_ns+0x278/0x318 [ 48.435233][ T4064] kobject_add_internal+0x384/0x8f0 [ 48.436341][ T4064] kobject_init_and_add+0x130/0x1a0 [ 48.437490][ T4064] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.438507][ T4064] gfs2_fill_super+0xe10/0x2010 [ 48.439640][ T4064] get_tree_bdev+0x360/0x54c [ 48.440565][ T4064] gfs2_get_tree+0x54/0x1b4 [ 48.441493][ T4064] vfs_get_tree+0x90/0x274 [ 48.442407][ T4064] do_new_mount+0x278/0x8fc [ 48.443318][ T4064] path_mount+0x594/0x101c [ 48.444200][ T4064] __arm64_sys_mount+0x510/0x5e0 [ 48.445218][ T4064] invoke_syscall+0x98/0x2b8 [ 48.446224][ T4064] el0_svc_common+0x138/0x258 [ 48.447233][ T4064] do_el0_svc+0x58/0x14c [ 48.448217][ T4064] el0_svc+0x7c/0x1f0 [ 48.449056][ T4064] el0t_64_sync_handler+0x84/0xe4 [ 48.450078][ T4064] el0t_64_sync+0x1a0/0x1a4 [ 48.451664][ T4064] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.454406][ T4064] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.481714][ T4065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.483374][ T4065] CPU: 1 PID: 4065 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 48.485221][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.487429][ T4065] Call trace: [ 48.488170][ T4065] dump_backtrace+0x0/0x530 [ 48.489143][ T4065] show_stack+0x2c/0x3c [ 48.490028][ T4065] dump_stack_lvl+0x108/0x170 [ 48.490994][ T4065] dump_stack+0x1c/0x58 [ 48.491798][ T4065] sysfs_create_dir_ns+0x278/0x318 [ 48.492913][ T4065] kobject_add_internal+0x384/0x8f0 [ 48.494053][ T4065] kobject_init_and_add+0x130/0x1a0 [ 48.495106][ T4065] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.496071][ T4065] gfs2_fill_super+0xe10/0x2010 [ 48.497203][ T4065] get_tree_bdev+0x360/0x54c [ 48.498176][ T4065] gfs2_get_tree+0x54/0x1b4 [ 48.499215][ T4065] vfs_get_tree+0x90/0x274 [ 48.500194][ T4065] do_new_mount+0x278/0x8fc [ 48.501118][ T4065] path_mount+0x594/0x101c [ 48.502050][ T4065] __arm64_sys_mount+0x510/0x5e0 [ 48.503136][ T4065] invoke_syscall+0x98/0x2b8 [ 48.504072][ T4065] el0_svc_common+0x138/0x258 [ 48.505075][ T4065] do_el0_svc+0x58/0x14c [ 48.506061][ T4065] el0_svc+0x7c/0x1f0 [ 48.506938][ T4065] el0t_64_sync_handler+0x84/0xe4 [ 48.508034][ T4065] el0t_64_sync+0x1a0/0x1a4 [ 48.509793][ T4065] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.512665][ T4065] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 48.877168][ T4067] loop3: detected capacity change from 0 to 32768 [ 48.933737][ T4066] loop0: detected capacity change from 0 to 32768 [ 48.942741][ T4067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.944330][ T4067] CPU: 0 PID: 4067 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 48.946295][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.948462][ T4067] Call trace: [ 48.949139][ T4067] dump_backtrace+0x0/0x530 [ 48.950094][ T4067] show_stack+0x2c/0x3c [ 48.950969][ T4067] dump_stack_lvl+0x108/0x170 [ 48.952014][ T4067] dump_stack+0x1c/0x58 [ 48.952875][ T4067] sysfs_create_dir_ns+0x278/0x318 [ 48.953997][ T4067] kobject_add_internal+0x384/0x8f0 [ 48.955137][ T4067] kobject_init_and_add+0x130/0x1a0 [ 48.956186][ T4067] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.957246][ T4067] gfs2_fill_super+0xe10/0x2010 [ 48.958199][ T4067] get_tree_bdev+0x360/0x54c [ 48.959126][ T4067] gfs2_get_tree+0x54/0x1b4 [ 48.960126][ T4067] vfs_get_tree+0x90/0x274 [ 48.961078][ T4067] do_new_mount+0x278/0x8fc [ 48.962020][ T4067] path_mount+0x594/0x101c [ 48.962912][ T4067] __arm64_sys_mount+0x510/0x5e0 [ 48.964049][ T4067] invoke_syscall+0x98/0x2b8 [ 48.964993][ T4067] el0_svc_common+0x138/0x258 [ 48.965991][ T4067] do_el0_svc+0x58/0x14c [ 48.967094][ T4067] el0_svc+0x7c/0x1f0 [ 48.967990][ T4067] el0t_64_sync_handler+0x84/0xe4 [ 48.969002][ T4067] el0t_64_sync+0x1a0/0x1a4 [ 48.973460][ T4064] loop2: detected capacity change from 0 to 32768 [ 48.975384][ T4066] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.976961][ T4066] CPU: 1 PID: 4066 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 48.978764][ T4066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.980685][ T4066] Call trace: [ 48.981409][ T4066] dump_backtrace+0x0/0x530 [ 48.982390][ T4066] show_stack+0x2c/0x3c [ 48.983218][ T4066] dump_stack_lvl+0x108/0x170 [ 48.984197][ T4066] dump_stack+0x1c/0x58 [ 48.985066][ T4066] sysfs_create_dir_ns+0x278/0x318 [ 48.986036][ T4066] kobject_add_internal+0x384/0x8f0 [ 48.987155][ T4066] kobject_init_and_add+0x130/0x1a0 [ 48.987901][ T4067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.988309][ T4066] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.991036][ T4067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.992043][ T4066] gfs2_fill_super+0xe10/0x2010 [ 48.992057][ T4066] get_tree_bdev+0x360/0x54c [ 48.992068][ T4066] gfs2_get_tree+0x54/0x1b4 [ 48.992076][ T4066] vfs_get_tree+0x90/0x274 [ 48.992085][ T4066] do_new_mount+0x278/0x8fc [ 48.992094][ T4066] path_mount+0x594/0x101c [ 48.992103][ T4066] __arm64_sys_mount+0x510/0x5e0 [ 48.992111][ T4066] invoke_syscall+0x98/0x2b8 [ 49.001255][ T4066] el0_svc_common+0x138/0x258 [ 49.002234][ T4066] do_el0_svc+0x58/0x14c [ 49.003082][ T4066] el0_svc+0x7c/0x1f0 [ 49.003978][ T4066] el0t_64_sync_handler+0x84/0xe4 [ 49.004982][ T4066] el0t_64_sync+0x1a0/0x1a4 [ 49.006927][ T4066] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.009707][ T4066] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.030149][ T4065] loop4: detected capacity change from 0 to 32768 [ 49.032128][ T4064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.033624][ T4064] CPU: 1 PID: 4064 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 49.035349][ T4064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.037368][ T4064] Call trace: [ 49.038112][ T4064] dump_backtrace+0x0/0x530 [ 49.039062][ T4064] show_stack+0x2c/0x3c [ 49.039997][ T4064] dump_stack_lvl+0x108/0x170 [ 49.041020][ T4064] dump_stack+0x1c/0x58 [ 49.041907][ T4064] sysfs_create_dir_ns+0x278/0x318 [ 49.042931][ T4064] kobject_add_internal+0x384/0x8f0 [ 49.044054][ T4064] kobject_init_and_add+0x130/0x1a0 [ 49.045166][ T4064] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.046159][ T4064] gfs2_fill_super+0xe10/0x2010 [ 49.047140][ T4064] get_tree_bdev+0x360/0x54c [ 49.048074][ T4064] gfs2_get_tree+0x54/0x1b4 [ 49.049094][ T4064] vfs_get_tree+0x90/0x274 [ 49.050025][ T4064] do_new_mount+0x278/0x8fc [ 49.050961][ T4064] path_mount+0x594/0x101c [ 49.051968][ T4064] __arm64_sys_mount+0x510/0x5e0 [ 49.053100][ T4064] invoke_syscall+0x98/0x2b8 [ 49.054084][ T4064] el0_svc_common+0x138/0x258 [ 49.055054][ T4064] do_el0_svc+0x58/0x14c [ 49.056071][ T4064] el0_svc+0x7c/0x1f0 [ 49.056823][ T4064] el0t_64_sync_handler+0x84/0xe4 [ 49.057843][ T4064] el0t_64_sync+0x1a0/0x1a4 [ 49.059506][ T4064] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.062530][ T4064] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.062554][ T4065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.065423][ T4065] CPU: 0 PID: 4065 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 49.067079][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.069116][ T4065] Call trace: [ 49.069740][ T4065] dump_backtrace+0x0/0x530 [ 49.070623][ T4065] show_stack+0x2c/0x3c [ 49.071492][ T4065] dump_stack_lvl+0x108/0x170 [ 49.072407][ T4065] dump_stack+0x1c/0x58 [ 49.073278][ T4065] sysfs_create_dir_ns+0x278/0x318 [ 49.074352][ T4065] kobject_add_internal+0x384/0x8f0 [ 49.075474][ T4065] kobject_init_and_add+0x130/0x1a0 [ 49.076619][ T4065] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.077669][ T4065] gfs2_fill_super+0xe10/0x2010 [ 49.078744][ T4065] get_tree_bdev+0x360/0x54c [ 49.079752][ T4065] gfs2_get_tree+0x54/0x1b4 [ 49.080692][ T4065] vfs_get_tree+0x90/0x274 [ 49.081589][ T4065] do_new_mount+0x278/0x8fc [ 49.082688][ T4065] path_mount+0x594/0x101c [ 49.083605][ T4065] __arm64_sys_mount+0x510/0x5e0 [ 49.084647][ T4065] invoke_syscall+0x98/0x2b8 [ 49.085649][ T4065] el0_svc_common+0x138/0x258 [ 49.086611][ T4065] do_el0_svc+0x58/0x14c [ 49.087476][ T4065] el0_svc+0x7c/0x1f0 [ 49.088340][ T4065] el0t_64_sync_handler+0x84/0xe4 [ 49.089354][ T4065] el0t_64_sync+0x1a0/0x1a4 [ 49.092203][ T4065] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.095016][ T4065] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program [ 49.370278][ T4067] loop3: detected capacity change from 0 to 32768 [ 49.399758][ T4067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.401676][ T4067] CPU: 0 PID: 4067 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 49.403357][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.405311][ T4067] Call trace: [ 49.405992][ T4067] dump_backtrace+0x0/0x530 [ 49.406943][ T4067] show_stack+0x2c/0x3c [ 49.407757][ T4067] dump_stack_lvl+0x108/0x170 [ 49.408673][ T4067] dump_stack+0x1c/0x58 [ 49.409556][ T4067] sysfs_create_dir_ns+0x278/0x318 [ 49.410617][ T4067] kobject_add_internal+0x384/0x8f0 [ 49.411603][ T4067] kobject_init_and_add+0x130/0x1a0 [ 49.412672][ T4067] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.413694][ T4067] gfs2_fill_super+0xe10/0x2010 [ 49.414727][ T4067] get_tree_bdev+0x360/0x54c [ 49.415641][ T4067] gfs2_get_tree+0x54/0x1b4 [ 49.416484][ T4067] vfs_get_tree+0x90/0x274 [ 49.417408][ T4067] do_new_mount+0x278/0x8fc [ 49.418276][ T4067] path_mount+0x594/0x101c [ 49.419108][ T4067] __arm64_sys_mount+0x510/0x5e0 [ 49.420094][ T4067] invoke_syscall+0x98/0x2b8 [ 49.421087][ T4067] el0_svc_common+0x138/0x258 [ 49.422052][ T4067] do_el0_svc+0x58/0x14c [ 49.422882][ T4067] el0_svc+0x7c/0x1f0 [ 49.423695][ T4067] el0t_64_sync_handler+0x84/0xe4 [ 49.424668][ T4067] el0t_64_sync+0x1a0/0x1a4 [ 49.451284][ T4067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.454059][ T4067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.601046][ T4070] loop4: detected capacity change from 0 to 32768 [ 49.602909][ T4069] loop2: detected capacity change from 0 to 32768 [ 49.606098][ T4068] loop0: detected capacity change from 0 to 32768 executing program [ 49.618009][ T4069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.620257][ T4069] CPU: 0 PID: 4069 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 49.622133][ T4069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.624369][ T4069] Call trace: [ 49.625051][ T4069] dump_backtrace+0x0/0x530 [ 49.626003][ T4069] show_stack+0x2c/0x3c [ 49.626957][ T4069] dump_stack_lvl+0x108/0x170 [ 49.627988][ T4069] dump_stack+0x1c/0x58 [ 49.628835][ T4069] sysfs_create_dir_ns+0x278/0x318 [ 49.629838][ T4069] kobject_add_internal+0x384/0x8f0 [ 49.630971][ T4069] kobject_init_and_add+0x130/0x1a0 [ 49.632148][ T4069] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.633174][ T4069] gfs2_fill_super+0xe10/0x2010 [ 49.634176][ T4069] get_tree_bdev+0x360/0x54c [ 49.635165][ T4069] gfs2_get_tree+0x54/0x1b4 [ 49.636199][ T4069] vfs_get_tree+0x90/0x274 [ 49.637182][ T4069] do_new_mount+0x278/0x8fc [ 49.638177][ T4069] path_mount+0x594/0x101c [ 49.639244][ T4069] __arm64_sys_mount+0x510/0x5e0 [ 49.640327][ T4069] invoke_syscall+0x98/0x2b8 [ 49.641290][ T4069] el0_svc_common+0x138/0x258 [ 49.642307][ T4069] do_el0_svc+0x58/0x14c [ 49.643242][ T4069] el0_svc+0x7c/0x1f0 [ 49.644135][ T4069] el0t_64_sync_handler+0x84/0xe4 [ 49.645283][ T4069] el0t_64_sync+0x1a0/0x1a4 [ 49.646591][ T4069] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.649622][ T4069] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.692849][ T4070] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.694410][ T4070] CPU: 0 PID: 4070 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 49.696178][ T4070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.698400][ T4070] Call trace: [ 49.699019][ T4070] dump_backtrace+0x0/0x530 [ 49.699893][ T4070] show_stack+0x2c/0x3c [ 49.700737][ T4070] dump_stack_lvl+0x108/0x170 [ 49.701637][ T4070] dump_stack+0x1c/0x58 [ 49.702592][ T4070] sysfs_create_dir_ns+0x278/0x318 [ 49.703793][ T4070] kobject_add_internal+0x384/0x8f0 [ 49.704851][ T4070] kobject_init_and_add+0x130/0x1a0 [ 49.706080][ T4070] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.707118][ T4070] gfs2_fill_super+0xe10/0x2010 [ 49.708195][ T4070] get_tree_bdev+0x360/0x54c [ 49.709198][ T4070] gfs2_get_tree+0x54/0x1b4 [ 49.710244][ T4070] vfs_get_tree+0x90/0x274 [ 49.711194][ T4070] do_new_mount+0x278/0x8fc [ 49.712179][ T4070] path_mount+0x594/0x101c [ 49.713166][ T4070] __arm64_sys_mount+0x510/0x5e0 [ 49.714152][ T4070] invoke_syscall+0x98/0x2b8 [ 49.715100][ T4070] el0_svc_common+0x138/0x258 [ 49.716150][ T4070] do_el0_svc+0x58/0x14c [ 49.717036][ T4070] el0_svc+0x7c/0x1f0 [ 49.717937][ T4070] el0t_64_sync_handler+0x84/0xe4 [ 49.718917][ T4070] el0t_64_sync+0x1a0/0x1a4 [ 49.746192][ T4070] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.747310][ T4068] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.749054][ T4070] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.752524][ T4068] CPU: 1 PID: 4068 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 49.754313][ T4068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.756420][ T4068] Call trace: [ 49.757058][ T4068] dump_backtrace+0x0/0x530 [ 49.758029][ T4068] show_stack+0x2c/0x3c [ 49.758860][ T4068] dump_stack_lvl+0x108/0x170 [ 49.759816][ T4068] dump_stack+0x1c/0x58 [ 49.760590][ T4068] sysfs_create_dir_ns+0x278/0x318 [ 49.761723][ T4068] kobject_add_internal+0x384/0x8f0 [ 49.762747][ T4068] kobject_init_and_add+0x130/0x1a0 [ 49.763828][ T4068] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.764919][ T4068] gfs2_fill_super+0xe10/0x2010 [ 49.765917][ T4068] get_tree_bdev+0x360/0x54c [ 49.766840][ T4068] gfs2_get_tree+0x54/0x1b4 [ 49.767802][ T4068] vfs_get_tree+0x90/0x274 [ 49.768845][ T4068] do_new_mount+0x278/0x8fc [ 49.769773][ T4068] path_mount+0x594/0x101c [ 49.770657][ T4068] __arm64_sys_mount+0x510/0x5e0 [ 49.771810][ T4068] invoke_syscall+0x98/0x2b8 [ 49.772828][ T4068] el0_svc_common+0x138/0x258 [ 49.773852][ T4068] do_el0_svc+0x58/0x14c [ 49.774771][ T4068] el0_svc+0x7c/0x1f0 [ 49.775603][ T4068] el0t_64_sync_handler+0x84/0xe4 [ 49.776603][ T4068] el0t_64_sync+0x1a0/0x1a4 [ 49.851486][ T4068] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.854242][ T4068] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.874448][ T4071] loop3: detected capacity change from 0 to 32768 [ 49.931633][ T4071] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.933375][ T4071] CPU: 1 PID: 4071 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 49.935170][ T4071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.937215][ T4071] Call trace: [ 49.937927][ T4071] dump_backtrace+0x0/0x530 [ 49.938857][ T4071] show_stack+0x2c/0x3c [ 49.939721][ T4071] dump_stack_lvl+0x108/0x170 [ 49.939857][ T4069] loop2: detected capacity change from 0 to 32768 [ 49.940665][ T4071] dump_stack+0x1c/0x58 [ 49.942985][ T4071] sysfs_create_dir_ns+0x278/0x318 [ 49.944218][ T4071] kobject_add_internal+0x384/0x8f0 [ 49.945310][ T4071] kobject_init_and_add+0x130/0x1a0 [ 49.946421][ T4071] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.947454][ T4071] gfs2_fill_super+0xe10/0x2010 [ 49.948392][ T4071] get_tree_bdev+0x360/0x54c [ 49.949364][ T4071] gfs2_get_tree+0x54/0x1b4 [ 49.950321][ T4071] vfs_get_tree+0x90/0x274 [ 49.951354][ T4071] do_new_mount+0x278/0x8fc [ 49.952214][ T4071] path_mount+0x594/0x101c [ 49.953194][ T4071] __arm64_sys_mount+0x510/0x5e0 [ 49.954190][ T4071] invoke_syscall+0x98/0x2b8 [ 49.955243][ T4071] el0_svc_common+0x138/0x258 [ 49.956214][ T4071] do_el0_svc+0x58/0x14c [ 49.957134][ T4071] el0_svc+0x7c/0x1f0 [ 49.957924][ T4071] el0t_64_sync_handler+0x84/0xe4 [ 49.958901][ T4071] el0t_64_sync+0x1a0/0x1a4 [ 49.964236][ T4071] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.967090][ T4071] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.031344][ T4069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.033035][ T4069] CPU: 0 PID: 4069 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 50.034737][ T4069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.036752][ T4069] Call trace: [ 50.037427][ T4069] dump_backtrace+0x0/0x530 [ 50.038349][ T4069] show_stack+0x2c/0x3c [ 50.039229][ T4069] dump_stack_lvl+0x108/0x170 [ 50.040241][ T4069] dump_stack+0x1c/0x58 [ 50.041145][ T4069] sysfs_create_dir_ns+0x278/0x318 [ 50.042229][ T4069] kobject_add_internal+0x384/0x8f0 [ 50.043509][ T4069] kobject_init_and_add+0x130/0x1a0 [ 50.044598][ T4069] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.045594][ T4069] gfs2_fill_super+0xe10/0x2010 [ 50.046803][ T4069] get_tree_bdev+0x360/0x54c [ 50.047819][ T4069] gfs2_get_tree+0x54/0x1b4 [ 50.048768][ T4069] vfs_get_tree+0x90/0x274 [ 50.049683][ T4069] do_new_mount+0x278/0x8fc [ 50.050662][ T4069] path_mount+0x594/0x101c [ 50.051652][ T4069] __arm64_sys_mount+0x510/0x5e0 [ 50.052570][ T4069] invoke_syscall+0x98/0x2b8 [ 50.053571][ T4069] el0_svc_common+0x138/0x258 [ 50.054603][ T4069] do_el0_svc+0x58/0x14c [ 50.055472][ T4069] el0_svc+0x7c/0x1f0 [ 50.056308][ T4069] el0t_64_sync_handler+0x84/0xe4 [ 50.057462][ T4069] el0t_64_sync+0x1a0/0x1a4 [ 50.128316][ T4069] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.130931][ T4069] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.166417][ T4071] loop3: detected capacity change from 0 to 32768 [ 50.174890][ T4071] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.177098][ T4071] CPU: 1 PID: 4071 Comm: syz-executor752 Not tainted 5.15.173-syzkaller #0 [ 50.179063][ T4071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.181288][ T4071] Call trace: [ 50.182039][ T4071] dump_backtrace+0x0/0x530 [ 50.183013][ T4071] show_stack+0x2c/0x3c [ 50.183876][ T4071] dump_stack_lvl+0x108/0x170 [ 50.184873][ T4071] dump_stack+0x1c/0x58 [ 50.185828][ T4071] sysfs_create_dir_ns+0x278/0x318 [ 50.186856][ T4071] kobject_add_internal+0x384/0x8f0 [ 50.187918][ T4071] kobject_init_and_add+0x130/0x1a0 [ 50.188961][ T4071] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.189972][ T4071] gfs2_fill_super+0xe10/0x2010 [ 50.190965][ T4071] get_tree_bdev+0x360/0x54c [ 50.192007][ T4071] gfs2_get_tree+0x54/0x1b4 [ 50.192921][ T4071] vfs_get_tree+0x90/0x274 [ 50.193820][ T4071] do_new_mount+0x278/0x8fc [ 50.194825][ T4071] path_mount+0x594/0x101c [ 50.195748][ T4071] __arm64_sys_mount+0x510/0x5e0 [ 50.196729][ T4071] invoke_syscall+0x98/0x2b8 [ 50.197751][ T4071] el0_svc_common+0x138/0x258 [ 50.198841][ T4071] do_el0_svc+0x58/0x14c [ 50.199728][ T4071] el0_svc+0x7c/0x1f0 [ 50.200726][ T4071] el0t_64_sync_handler+0x84/0xe4 [ 50.201753][ T4071] el0t_64_sync+0x1a0/0x1a4 [ 50.203878][ T4071] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.206802][ T4071] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program