Warning: Permanently added '10.128.0.183' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 48.407189][ T4038] loop2: detected capacity change from 0 to 32768 [ 48.435783][ T4038] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 48.439166][ T4038] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 48.441899][ T4035] loop0: detected capacity change from 0 to 32768 [ 48.445349][ T4033] loop4: detected capacity change from 0 to 32768 [ 48.451894][ T4034] loop3: detected capacity change from 0 to 32768 [ 48.457063][ T4036] loop1: detected capacity change from 0 to 32768 [ 48.468795][ T4038] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 48.486761][ T4036] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.489435][ T4033] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.491457][ T4036] CPU: 0 PID: 4036 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 48.491528][ T4034] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.493195][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.496840][ T4036] Call trace: [ 48.497628][ T4036] dump_backtrace+0x0/0x530 [ 48.498618][ T4036] show_stack+0x2c/0x3c [ 48.499424][ T4036] dump_stack_lvl+0x108/0x170 [ 48.500442][ T4036] dump_stack+0x1c/0x58 [ 48.501304][ T4036] sysfs_create_dir_ns+0x278/0x318 [ 48.502342][ T4036] kobject_add_internal+0x384/0x8f0 [ 48.503602][ T4036] kobject_init_and_add+0x130/0x1a0 [ 48.504671][ T4036] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.505711][ T4036] gfs2_fill_super+0xe10/0x2010 [ 48.506707][ T4036] get_tree_bdev+0x360/0x54c [ 48.507690][ T4036] gfs2_get_tree+0x54/0x1b4 [ 48.508603][ T4036] vfs_get_tree+0x90/0x274 [ 48.509621][ T4036] do_new_mount+0x278/0x8fc [ 48.510645][ T4036] path_mount+0x594/0x101c [ 48.511576][ T4036] __arm64_sys_mount+0x510/0x5e0 [ 48.512617][ T4036] invoke_syscall+0x98/0x2b8 [ 48.513597][ T4036] el0_svc_common+0x138/0x258 [ 48.514673][ T4036] do_el0_svc+0x58/0x14c [ 48.515659][ T4036] el0_svc+0x7c/0x1f0 [ 48.516545][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 48.517579][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 48.518706][ T4034] CPU: 1 PID: 4034 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 48.520589][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.522792][ T4034] Call trace: [ 48.523403][ T4036] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.523430][ T4034] dump_backtrace+0x0/0x530 [ 48.526159][ T4036] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.527179][ T4034] show_stack+0x2c/0x3c [ 48.527193][ T4034] dump_stack_lvl+0x108/0x170 [ 48.527204][ T4034] dump_stack+0x1c/0x58 [ 48.527212][ T4034] sysfs_create_dir_ns+0x278/0x318 [ 48.527223][ T4034] kobject_add_internal+0x384/0x8f0 [ 48.527235][ T4034] kobject_init_and_add+0x130/0x1a0 [ 48.527245][ T4034] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.527257][ T4034] gfs2_fill_super+0xe10/0x2010 [ 48.527266][ T4034] get_tree_bdev+0x360/0x54c [ 48.527276][ T4034] gfs2_get_tree+0x54/0x1b4 [ 48.527285][ T4034] vfs_get_tree+0x90/0x274 [ 48.539736][ T4034] do_new_mount+0x278/0x8fc [ 48.540736][ T4034] path_mount+0x594/0x101c [ 48.541677][ T4034] __arm64_sys_mount+0x510/0x5e0 [ 48.542696][ T4034] invoke_syscall+0x98/0x2b8 [ 48.543787][ T4034] el0_svc_common+0x138/0x258 [ 48.544768][ T4034] do_el0_svc+0x58/0x14c [ 48.545644][ T4034] el0_svc+0x7c/0x1f0 [ 48.546509][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 48.546523][ T4034] el0t_64_sync+0x1a0/0x1a4 [ 48.547392][ T4033] CPU: 1 PID: 4033 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 48.549723][ T4038] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 48.550478][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.550489][ T4033] Call trace: [ 48.554683][ T4033] dump_backtrace+0x0/0x530 [ 48.555665][ T4033] show_stack+0x2c/0x3c [ 48.556669][ T4033] dump_stack_lvl+0x108/0x170 [ 48.557612][ T4033] dump_stack+0x1c/0x58 [ 48.558457][ T4033] sysfs_create_dir_ns+0x278/0x318 [ 48.559601][ T4033] kobject_add_internal+0x384/0x8f0 [ 48.560728][ T4033] kobject_init_and_add+0x130/0x1a0 [ 48.561825][ T4033] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.562827][ T4033] gfs2_fill_super+0xe10/0x2010 [ 48.563866][ T4033] get_tree_bdev+0x360/0x54c [ 48.564868][ T4033] gfs2_get_tree+0x54/0x1b4 [ 48.565771][ T4033] vfs_get_tree+0x90/0x274 [ 48.566697][ T4033] do_new_mount+0x278/0x8fc [ 48.567588][ T4033] path_mount+0x594/0x101c [ 48.568453][ T4033] __arm64_sys_mount+0x510/0x5e0 [ 48.569485][ T4033] invoke_syscall+0x98/0x2b8 [ 48.570394][ T4033] el0_svc_common+0x138/0x258 [ 48.571335][ T4033] do_el0_svc+0x58/0x14c [ 48.572200][ T4033] el0_svc+0x7c/0x1f0 [ 48.572998][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 48.574037][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 48.577829][ T4033] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.580428][ T4033] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.581792][ T4034] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.584341][ T4034] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 48.596738][ T4035] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 48.598212][ T4035] CPU: 1 PID: 4035 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 48.599993][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 48.602097][ T4035] Call trace: [ 48.602836][ T4035] dump_backtrace+0x0/0x530 [ 48.603751][ T4035] show_stack+0x2c/0x3c [ 48.604582][ T4035] dump_stack_lvl+0x108/0x170 [ 48.605681][ T4035] dump_stack+0x1c/0x58 [ 48.606534][ T4035] sysfs_create_dir_ns+0x278/0x318 [ 48.607667][ T4035] kobject_add_internal+0x384/0x8f0 [ 48.608877][ T4035] kobject_init_and_add+0x130/0x1a0 [ 48.610010][ T4035] gfs2_sys_fs_add+0x1f8/0x3f4 [ 48.611029][ T4035] gfs2_fill_super+0xe10/0x2010 [ 48.611988][ T4035] get_tree_bdev+0x360/0x54c [ 48.613122][ T4035] gfs2_get_tree+0x54/0x1b4 [ 48.614057][ T4035] vfs_get_tree+0x90/0x274 [ 48.615029][ T4035] do_new_mount+0x278/0x8fc [ 48.616011][ T4035] path_mount+0x594/0x101c [ 48.616992][ T4035] __arm64_sys_mount+0x510/0x5e0 [ 48.618009][ T4035] invoke_syscall+0x98/0x2b8 [ 48.619021][ T4035] el0_svc_common+0x138/0x258 [ 48.619976][ T4035] do_el0_svc+0x58/0x14c [ 48.620842][ T4035] el0_svc+0x7c/0x1f0 [ 48.621630][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 48.622612][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 48.624915][ T4035] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 48.635422][ T4035] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.269016][ T4033] loop4: detected capacity change from 0 to 32768 [ 49.325045][ T4033] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.325134][ T4034] loop3: detected capacity change from 0 to 32768 [ 49.337657][ T4033] CPU: 0 PID: 4033 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 49.339600][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.341493][ T4033] Call trace: [ 49.342264][ T4033] dump_backtrace+0x0/0x530 [ 49.343170][ T4033] show_stack+0x2c/0x3c [ 49.343980][ T4033] dump_stack_lvl+0x108/0x170 [ 49.344925][ T4033] dump_stack+0x1c/0x58 [ 49.345767][ T4033] sysfs_create_dir_ns+0x278/0x318 [ 49.346774][ T4033] kobject_add_internal+0x384/0x8f0 [ 49.347867][ T4033] kobject_init_and_add+0x130/0x1a0 [ 49.349046][ T4033] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.350077][ T4033] gfs2_fill_super+0xe10/0x2010 [ 49.351051][ T4033] get_tree_bdev+0x360/0x54c [ 49.352068][ T4033] gfs2_get_tree+0x54/0x1b4 [ 49.353030][ T4033] vfs_get_tree+0x90/0x274 [ 49.353905][ T4033] do_new_mount+0x278/0x8fc [ 49.354871][ T4033] path_mount+0x594/0x101c [ 49.355888][ T4033] __arm64_sys_mount+0x510/0x5e0 [ 49.356979][ T4033] invoke_syscall+0x98/0x2b8 [ 49.357883][ T4033] el0_svc_common+0x138/0x258 [ 49.358903][ T4033] do_el0_svc+0x58/0x14c [ 49.359823][ T4033] el0_svc+0x7c/0x1f0 [ 49.360661][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 49.361881][ T4033] el0t_64_sync+0x1a0/0x1a4 [ 49.377349][ T4033] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.380351][ T4033] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.401627][ T4034] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 49.403420][ T4034] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 49.419995][ T4034] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 49.424591][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 49.426235][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 49.476952][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 50ms [ 49.478766][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 49.480655][ T4034] gfs2: fsid=syz:syz.0: first mount done, others may mount executing program [ 49.611654][ T4035] loop0: detected capacity change from 0 to 32768 [ 49.627388][ T4034] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 49.631848][ T226] [ 49.632405][ T226] ====================================================== [ 49.633784][ T226] WARNING: possible circular locking dependency detected [ 49.635260][ T226] 5.15.173-syzkaller #0 Not tainted [ 49.636286][ T226] ------------------------------------------------------ [ 49.637653][ T226] kworker/1:1H/226 is trying to acquire lock: [ 49.638854][ T226] ffff0000db2360e0 (&type->s_umount_key#41){+.+.}-{3:3}, at: freeze_super+0x5c/0x388 [ 49.640807][ T226] [ 49.640807][ T226] but task is already holding lock: [ 49.642414][ T226] ffff80001dfc7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 49.644966][ T226] [ 49.644966][ T226] which lock already depends on the new lock. [ 49.644966][ T226] [ 49.647287][ T226] [ 49.647287][ T226] the existing dependency chain (in reverse order) is: [ 49.649299][ T226] [ 49.649299][ T226] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 49.651503][ T226] process_one_work+0x6d4/0x11b8 [ 49.652713][ T226] worker_thread+0x910/0x1034 [ 49.653901][ T226] kthread+0x37c/0x45c [ 49.655003][ T226] ret_from_fork+0x10/0x20 [ 49.656049][ T226] [ 49.656049][ T226] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 49.657961][ T226] flush_workqueue+0x14c/0x11c4 [ 49.659132][ T226] gfs2_gl_hash_clear+0xbc/0x2f4 [ 49.660276][ T226] gfs2_put_super+0x5e4/0x684 [ 49.661350][ T226] generic_shutdown_super+0x130/0x2f0 [ 49.662592][ T226] kill_block_super+0x70/0xdc [ 49.663700][ T226] gfs2_kill_sb+0xc0/0xd4 [ 49.664771][ T226] deactivate_locked_super+0xb8/0x13c [ 49.665995][ T226] deactivate_super+0x108/0x128 [ 49.667170][ T226] cleanup_mnt+0x3c0/0x474 [ 49.668229][ T226] __cleanup_mnt+0x20/0x30 [ 49.669374][ T226] task_work_run+0x130/0x1e4 [ 49.670419][ T226] do_notify_resume+0x262c/0x32b8 [ 49.671460][ T226] el0_svc+0xfc/0x1f0 [ 49.672393][ T226] el0t_64_sync_handler+0x84/0xe4 [ 49.673726][ T226] el0t_64_sync+0x1a0/0x1a4 [ 49.674823][ T226] [ 49.674823][ T226] -> #0 (&type->s_umount_key#41){+.+.}-{3:3}: [ 49.676520][ T226] __lock_acquire+0x32d4/0x7638 [ 49.677647][ T226] lock_acquire+0x240/0x77c [ 49.678748][ T226] down_write+0xbc/0x12c [ 49.679706][ T226] freeze_super+0x5c/0x388 [ 49.680795][ T226] freeze_go_sync+0x128/0x31c [ 49.681822][ T226] do_xmote+0x304/0x1054 [ 49.682841][ T226] run_queue+0x3f8/0x6bc [ 49.683929][ T226] glock_work_func+0x27c/0x470 [ 49.684983][ T226] process_one_work+0x790/0x11b8 [ 49.686118][ T226] worker_thread+0x910/0x1034 [ 49.687387][ T226] kthread+0x37c/0x45c [ 49.688453][ T226] ret_from_fork+0x10/0x20 [ 49.689456][ T226] [ 49.689456][ T226] other info that might help us debug this: [ 49.689456][ T226] [ 49.691618][ T226] Chain exists of: [ 49.691618][ T226] &type->s_umount_key#41 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 49.691618][ T226] [ 49.695115][ T226] Possible unsafe locking scenario: [ 49.695115][ T226] [ 49.695761][ T4036] loop1: detected capacity change from 0 to 32768 [ 49.696721][ T226] CPU0 CPU1 [ 49.696726][ T226] ---- ---- [ 49.696729][ T226] lock((work_completion)(&(&gl->gl_work)->work)); [ 49.696740][ T226] lock((wq_completion)glock_workqueue); [ 49.696749][ T226] lock((work_completion)(&(&gl->gl_work)->work)); [ 49.696758][ T226] lock(&type->s_umount_key#41); [ 49.696769][ T226] [ 49.696769][ T226] *** DEADLOCK *** executing program [ 49.696769][ T226] [ 49.696772][ T226] 2 locks held by kworker/1:1H/226: [ 49.696779][ T226] #0: ffff0000c67eb138 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 [ 49.711584][ T226] #1: ffff80001dfc7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 [ 49.714520][ T226] [ 49.714520][ T226] stack backtrace: [ 49.715773][ T226] CPU: 1 PID: 226 Comm: kworker/1:1H Not tainted 5.15.173-syzkaller #0 [ 49.717530][ T226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.719642][ T226] Workqueue: glock_workqueue glock_work_func [ 49.721209][ T226] Call trace: [ 49.722095][ T226] dump_backtrace+0x0/0x530 [ 49.723341][ T226] show_stack+0x2c/0x3c [ 49.724244][ T226] dump_stack_lvl+0x108/0x170 [ 49.725206][ T226] dump_stack+0x1c/0x58 [ 49.726023][ T226] print_circular_bug+0x150/0x1b8 [ 49.727043][ T226] check_noncircular+0x2cc/0x378 [ 49.728086][ T226] __lock_acquire+0x32d4/0x7638 [ 49.729123][ T226] lock_acquire+0x240/0x77c [ 49.730074][ T226] down_write+0xbc/0x12c [ 49.730937][ T226] freeze_super+0x5c/0x388 [ 49.731905][ T226] freeze_go_sync+0x128/0x31c [ 49.732895][ T226] do_xmote+0x304/0x1054 [ 49.733743][ T226] run_queue+0x3f8/0x6bc [ 49.734570][ T226] glock_work_func+0x27c/0x470 [ 49.735504][ T226] process_one_work+0x790/0x11b8 [ 49.736469][ T226] worker_thread+0x910/0x1034 [ 49.737394][ T226] kthread+0x37c/0x45c [ 49.738230][ T226] ret_from_fork+0x10/0x20 [ 49.752399][ T4036] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.754076][ T4036] CPU: 0 PID: 4036 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 49.755783][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.757945][ T4036] Call trace: [ 49.758554][ T4036] dump_backtrace+0x0/0x530 [ 49.759447][ T4036] show_stack+0x2c/0x3c [ 49.760295][ T4036] dump_stack_lvl+0x108/0x170 [ 49.761386][ T4036] dump_stack+0x1c/0x58 [ 49.762234][ T4036] sysfs_create_dir_ns+0x278/0x318 [ 49.763323][ T4036] kobject_add_internal+0x384/0x8f0 [ 49.764413][ T4036] kobject_init_and_add+0x130/0x1a0 [ 49.765508][ T4036] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.766567][ T4036] gfs2_fill_super+0xe10/0x2010 [ 49.767666][ T4036] get_tree_bdev+0x360/0x54c [ 49.768645][ T4036] gfs2_get_tree+0x54/0x1b4 [ 49.769564][ T4036] vfs_get_tree+0x90/0x274 [ 49.770481][ T4036] do_new_mount+0x278/0x8fc [ 49.771448][ T4036] path_mount+0x594/0x101c [ 49.772361][ T4036] __arm64_sys_mount+0x510/0x5e0 [ 49.773436][ T4036] invoke_syscall+0x98/0x2b8 [ 49.774464][ T4036] el0_svc_common+0x138/0x258 [ 49.775498][ T4036] do_el0_svc+0x58/0x14c [ 49.776369][ T4036] el0_svc+0x7c/0x1f0 [ 49.777302][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 49.778379][ T4036] el0t_64_sync+0x1a0/0x1a4 [ 49.808748][ T4035] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.810583][ T4035] CPU: 0 PID: 4035 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 49.812268][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.814387][ T4035] Call trace: [ 49.815048][ T4035] dump_backtrace+0x0/0x530 [ 49.816036][ T4035] show_stack+0x2c/0x3c [ 49.816903][ T4035] dump_stack_lvl+0x108/0x170 [ 49.817860][ T4035] dump_stack+0x1c/0x58 [ 49.818773][ T4035] sysfs_create_dir_ns+0x278/0x318 [ 49.819928][ T4035] kobject_add_internal+0x384/0x8f0 [ 49.821047][ T4035] kobject_init_and_add+0x130/0x1a0 [ 49.822070][ T4035] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.823070][ T4035] gfs2_fill_super+0xe10/0x2010 [ 49.824110][ T4035] get_tree_bdev+0x360/0x54c [ 49.825041][ T4035] gfs2_get_tree+0x54/0x1b4 [ 49.825972][ T4035] vfs_get_tree+0x90/0x274 [ 49.826950][ T4035] do_new_mount+0x278/0x8fc [ 49.827945][ T4035] path_mount+0x594/0x101c [ 49.828922][ T4035] __arm64_sys_mount+0x510/0x5e0 [ 49.829884][ T4035] invoke_syscall+0x98/0x2b8 [ 49.830810][ T4035] el0_svc_common+0x138/0x258 [ 49.831747][ T4035] do_el0_svc+0x58/0x14c [ 49.832609][ T4035] el0_svc+0x7c/0x1f0 [ 49.833525][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 49.834642][ T4035] el0t_64_sync+0x1a0/0x1a4 [ 49.845914][ T4036] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.856013][ T4036] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.866151][ T4035] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 49.869195][ T4035] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 49.890989][ T4045] loop2: detected capacity change from 0 to 32768 [ 49.976676][ T4045] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 49.978362][ T4045] CPU: 0 PID: 4045 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 49.980120][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.982195][ T4045] Call trace: [ 49.982828][ T4045] dump_backtrace+0x0/0x530 [ 49.983852][ T4045] show_stack+0x2c/0x3c [ 49.984673][ T4045] dump_stack_lvl+0x108/0x170 [ 49.985621][ T4045] dump_stack+0x1c/0x58 [ 49.986564][ T4045] sysfs_create_dir_ns+0x278/0x318 [ 49.987224][ T4046] loop4: detected capacity change from 0 to 32768 [ 49.987724][ T4045] kobject_add_internal+0x384/0x8f0 [ 49.990236][ T4045] kobject_init_and_add+0x130/0x1a0 [ 49.991397][ T4045] gfs2_sys_fs_add+0x1f8/0x3f4 [ 49.992394][ T4045] gfs2_fill_super+0xe10/0x2010 [ 49.993384][ T4045] get_tree_bdev+0x360/0x54c [ 49.994327][ T4045] gfs2_get_tree+0x54/0x1b4 [ 49.995287][ T4045] vfs_get_tree+0x90/0x274 [ 49.996241][ T4045] do_new_mount+0x278/0x8fc [ 49.997155][ T4045] path_mount+0x594/0x101c [ 49.998100][ T4045] __arm64_sys_mount+0x510/0x5e0 [ 49.999116][ T4045] invoke_syscall+0x98/0x2b8 [ 50.000052][ T4045] el0_svc_common+0x138/0x258 [ 50.000999][ T4045] do_el0_svc+0x58/0x14c [ 50.001963][ T4045] el0_svc+0x7c/0x1f0 [ 50.002790][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 50.003948][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 50.006854][ T4045] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.009622][ T4045] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 50.055879][ T4046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.057651][ T4046] CPU: 1 PID: 4046 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 50.059423][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.061621][ T4046] Call trace: [ 50.062314][ T4046] dump_backtrace+0x0/0x530 [ 50.063126][ T4046] show_stack+0x2c/0x3c [ 50.064053][ T4046] dump_stack_lvl+0x108/0x170 [ 50.064982][ T4046] dump_stack+0x1c/0x58 [ 50.065850][ T4046] sysfs_create_dir_ns+0x278/0x318 [ 50.066888][ T4046] kobject_add_internal+0x384/0x8f0 [ 50.067983][ T4046] kobject_init_and_add+0x130/0x1a0 [ 50.069193][ T4046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.070185][ T4046] gfs2_fill_super+0xe10/0x2010 [ 50.071310][ T4046] get_tree_bdev+0x360/0x54c [ 50.072325][ T4046] gfs2_get_tree+0x54/0x1b4 [ 50.073248][ T4046] vfs_get_tree+0x90/0x274 [ 50.074113][ T4046] do_new_mount+0x278/0x8fc [ 50.075024][ T4046] path_mount+0x594/0x101c [ 50.075882][ T4046] __arm64_sys_mount+0x510/0x5e0 [ 50.076868][ T4046] invoke_syscall+0x98/0x2b8 [ 50.077842][ T4046] el0_svc_common+0x138/0x258 [ 50.079018][ T4046] do_el0_svc+0x58/0x14c [ 50.079873][ T4046] el0_svc+0x7c/0x1f0 [ 50.080660][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 50.081657][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 50.088660][ T4046] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.091359][ T4046] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.363670][ T4049] loop0: detected capacity change from 0 to 32768 [ 50.414533][ T4048] loop1: detected capacity change from 0 to 32768 [ 50.451536][ T4048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.453112][ T4048] CPU: 0 PID: 4048 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 50.454902][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.457091][ T4048] Call trace: [ 50.457884][ T4048] dump_backtrace+0x0/0x530 [ 50.458783][ T4048] show_stack+0x2c/0x3c [ 50.459640][ T4048] dump_stack_lvl+0x108/0x170 [ 50.460612][ T4048] dump_stack+0x1c/0x58 [ 50.461462][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 50.462483][ T4048] kobject_add_internal+0x384/0x8f0 [ 50.463540][ T4048] kobject_init_and_add+0x130/0x1a0 [ 50.464623][ T4048] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.465618][ T4048] gfs2_fill_super+0xe10/0x2010 [ 50.466602][ T4048] get_tree_bdev+0x360/0x54c [ 50.467613][ T4048] gfs2_get_tree+0x54/0x1b4 [ 50.468560][ T4048] vfs_get_tree+0x90/0x274 [ 50.469592][ T4048] do_new_mount+0x278/0x8fc [ 50.470831][ T4048] path_mount+0x594/0x101c [ 50.471850][ T4048] __arm64_sys_mount+0x510/0x5e0 [ 50.472931][ T4048] invoke_syscall+0x98/0x2b8 [ 50.473900][ T4048] el0_svc_common+0x138/0x258 [ 50.474873][ T4048] do_el0_svc+0x58/0x14c [ 50.475792][ T4048] el0_svc+0x7c/0x1f0 [ 50.476605][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 50.477740][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 50.493889][ T4049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.495956][ T4049] CPU: 1 PID: 4049 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 50.497832][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.500240][ T4049] Call trace: [ 50.500954][ T4049] dump_backtrace+0x0/0x530 [ 50.501960][ T4049] show_stack+0x2c/0x3c [ 50.502850][ T4049] dump_stack_lvl+0x108/0x170 [ 50.503842][ T4049] dump_stack+0x1c/0x58 [ 50.504736][ T4049] sysfs_create_dir_ns+0x278/0x318 [ 50.505813][ T4049] kobject_add_internal+0x384/0x8f0 [ 50.506917][ T4049] kobject_init_and_add+0x130/0x1a0 [ 50.507953][ T4049] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.508913][ T4049] gfs2_fill_super+0xe10/0x2010 [ 50.510025][ T4049] get_tree_bdev+0x360/0x54c [ 50.510962][ T4049] gfs2_get_tree+0x54/0x1b4 [ 50.511899][ T4049] vfs_get_tree+0x90/0x274 [ 50.512901][ T4049] do_new_mount+0x278/0x8fc [ 50.513960][ T4049] path_mount+0x594/0x101c [ 50.514966][ T4049] __arm64_sys_mount+0x510/0x5e0 [ 50.515986][ T4049] invoke_syscall+0x98/0x2b8 [ 50.516892][ T4049] el0_svc_common+0x138/0x258 [ 50.517862][ T4049] do_el0_svc+0x58/0x14c [ 50.518842][ T4049] el0_svc+0x7c/0x1f0 [ 50.519656][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 50.520665][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 50.522361][ T4046] loop4: detected capacity change from 0 to 32768 [ 50.531106][ T4048] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.533918][ T4046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.535304][ T4046] CPU: 0 PID: 4046 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 50.536792][ T4045] loop2: detected capacity change from 0 to 32768 [ 50.537093][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.540592][ T4046] Call trace: [ 50.541263][ T4046] dump_backtrace+0x0/0x530 [ 50.542303][ T4049] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.542305][ T4046] show_stack+0x2c/0x3c [ 50.542318][ T4046] dump_stack_lvl+0x108/0x170 [ 50.545223][ T4049] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.546172][ T4046] dump_stack+0x1c/0x58 [ 50.546185][ T4046] sysfs_create_dir_ns+0x278/0x318 [ 50.546196][ T4046] kobject_add_internal+0x384/0x8f0 [ 50.546209][ T4046] kobject_init_and_add+0x130/0x1a0 [ 50.548489][ T4048] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.549351][ T4046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.554811][ T4046] gfs2_fill_super+0xe10/0x2010 [ 50.555816][ T4046] get_tree_bdev+0x360/0x54c [ 50.556787][ T4046] gfs2_get_tree+0x54/0x1b4 [ 50.557724][ T4046] vfs_get_tree+0x90/0x274 [ 50.558752][ T4046] do_new_mount+0x278/0x8fc [ 50.559659][ T4046] path_mount+0x594/0x101c [ 50.560573][ T4046] __arm64_sys_mount+0x510/0x5e0 [ 50.561626][ T4046] invoke_syscall+0x98/0x2b8 [ 50.562587][ T4046] el0_svc_common+0x138/0x258 [ 50.563532][ T4046] do_el0_svc+0x58/0x14c [ 50.564363][ T4046] el0_svc+0x7c/0x1f0 [ 50.565200][ T4046] el0t_64_sync_handler+0x84/0xe4 [ 50.566293][ T4046] el0t_64_sync+0x1a0/0x1a4 [ 50.568261][ T4046] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.570998][ T4046] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 50.664082][ T4045] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 50.665719][ T4045] CPU: 1 PID: 4045 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 50.667479][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.669476][ T4045] Call trace: [ 50.670294][ T4045] dump_backtrace+0x0/0x530 [ 50.671254][ T4045] show_stack+0x2c/0x3c [ 50.672160][ T4045] dump_stack_lvl+0x108/0x170 [ 50.673124][ T4045] dump_stack+0x1c/0x58 [ 50.673973][ T4045] sysfs_create_dir_ns+0x278/0x318 [ 50.675011][ T4045] kobject_add_internal+0x384/0x8f0 [ 50.676143][ T4045] kobject_init_and_add+0x130/0x1a0 [ 50.677369][ T4045] gfs2_sys_fs_add+0x1f8/0x3f4 [ 50.678326][ T4045] gfs2_fill_super+0xe10/0x2010 [ 50.679388][ T4045] get_tree_bdev+0x360/0x54c [ 50.680475][ T4045] gfs2_get_tree+0x54/0x1b4 [ 50.681386][ T4045] vfs_get_tree+0x90/0x274 [ 50.682265][ T4045] do_new_mount+0x278/0x8fc [ 50.683276][ T4045] path_mount+0x594/0x101c [ 50.684207][ T4045] __arm64_sys_mount+0x510/0x5e0 [ 50.685259][ T4045] invoke_syscall+0x98/0x2b8 [ 50.686247][ T4045] el0_svc_common+0x138/0x258 [ 50.687293][ T4045] do_el0_svc+0x58/0x14c [ 50.688170][ T4045] el0_svc+0x7c/0x1f0 [ 50.689040][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 50.690103][ T4045] el0t_64_sync+0x1a0/0x1a4 [ 50.723367][ T4045] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 50.726361][ T4045] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 51.009049][ T4049] loop0: detected capacity change from 0 to 32768 [ 51.087564][ T4049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.089581][ T4049] CPU: 0 PID: 4049 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 51.091301][ T4049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.093227][ T4049] Call trace: [ 51.093857][ T4049] dump_backtrace+0x0/0x530 [ 51.094752][ T4049] show_stack+0x2c/0x3c [ 51.095563][ T4049] dump_stack_lvl+0x108/0x170 [ 51.096503][ T4049] dump_stack+0x1c/0x58 [ 51.097330][ T4049] sysfs_create_dir_ns+0x278/0x318 [ 51.098443][ T4049] kobject_add_internal+0x384/0x8f0 [ 51.099594][ T4049] kobject_init_and_add+0x130/0x1a0 [ 51.100704][ T4049] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.101771][ T4049] gfs2_fill_super+0xe10/0x2010 [ 51.102866][ T4049] get_tree_bdev+0x360/0x54c [ 51.103842][ T4049] gfs2_get_tree+0x54/0x1b4 [ 51.104812][ T4049] vfs_get_tree+0x90/0x274 [ 51.105703][ T4049] do_new_mount+0x278/0x8fc [ 51.106575][ T4049] path_mount+0x594/0x101c [ 51.107581][ T4049] __arm64_sys_mount+0x510/0x5e0 [ 51.108647][ T4049] invoke_syscall+0x98/0x2b8 [ 51.109681][ T4049] el0_svc_common+0x138/0x258 [ 51.110720][ T4049] do_el0_svc+0x58/0x14c [ 51.111587][ T4049] el0_svc+0x7c/0x1f0 [ 51.112450][ T4049] el0t_64_sync_handler+0x84/0xe4 [ 51.113451][ T4049] el0t_64_sync+0x1a0/0x1a4 [ 51.117722][ T4050] loop4: detected capacity change from 0 to 32768 [ 51.133426][ T4048] loop1: detected capacity change from 0 to 32768 [ 51.134901][ T4049] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.137975][ T4049] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.177200][ T4048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.178828][ T4048] CPU: 1 PID: 4048 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 51.180651][ T4048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.182747][ T4048] Call trace: [ 51.183372][ T4048] dump_backtrace+0x0/0x530 [ 51.184320][ T4048] show_stack+0x2c/0x3c [ 51.185214][ T4048] dump_stack_lvl+0x108/0x170 [ 51.186222][ T4048] dump_stack+0x1c/0x58 [ 51.187178][ T4048] sysfs_create_dir_ns+0x278/0x318 [ 51.188208][ T4048] kobject_add_internal+0x384/0x8f0 [ 51.189349][ T4048] kobject_init_and_add+0x130/0x1a0 [ 51.190504][ T4048] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.191505][ T4048] gfs2_fill_super+0xe10/0x2010 [ 51.192584][ T4048] get_tree_bdev+0x360/0x54c [ 51.193616][ T4048] gfs2_get_tree+0x54/0x1b4 [ 51.194516][ T4048] vfs_get_tree+0x90/0x274 [ 51.195555][ T4048] do_new_mount+0x278/0x8fc [ 51.196500][ T4048] path_mount+0x594/0x101c [ 51.197449][ T4048] __arm64_sys_mount+0x510/0x5e0 [ 51.198542][ T4048] invoke_syscall+0x98/0x2b8 [ 51.199520][ T4048] el0_svc_common+0x138/0x258 [ 51.200470][ T4048] do_el0_svc+0x58/0x14c [ 51.201437][ T4048] el0_svc+0x7c/0x1f0 [ 51.202199][ T4051] loop2: detected capacity change from 0 to 32768 [ 51.202344][ T4048] el0t_64_sync_handler+0x84/0xe4 [ 51.204723][ T4048] el0t_64_sync+0x1a0/0x1a4 [ 51.206192][ T4048] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.208766][ T4048] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.216950][ T4050] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.218488][ T4050] CPU: 1 PID: 4050 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 51.220283][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.222471][ T4050] Call trace: [ 51.223097][ T4050] dump_backtrace+0x0/0x530 [ 51.223975][ T4050] show_stack+0x2c/0x3c [ 51.224772][ T4050] dump_stack_lvl+0x108/0x170 [ 51.225832][ T4050] dump_stack+0x1c/0x58 [ 51.226808][ T4050] sysfs_create_dir_ns+0x278/0x318 [ 51.227967][ T4050] kobject_add_internal+0x384/0x8f0 [ 51.229088][ T4050] kobject_init_and_add+0x130/0x1a0 [ 51.230237][ T4050] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.231271][ T4050] gfs2_fill_super+0xe10/0x2010 [ 51.232222][ T4050] get_tree_bdev+0x360/0x54c [ 51.233188][ T4050] gfs2_get_tree+0x54/0x1b4 [ 51.234080][ T4050] vfs_get_tree+0x90/0x274 [ 51.234999][ T4050] do_new_mount+0x278/0x8fc [ 51.235900][ T4050] path_mount+0x594/0x101c [ 51.236863][ T4050] __arm64_sys_mount+0x510/0x5e0 [ 51.237897][ T4050] invoke_syscall+0x98/0x2b8 [ 51.238948][ T4050] el0_svc_common+0x138/0x258 [ 51.239890][ T4050] do_el0_svc+0x58/0x14c [ 51.240771][ T4050] el0_svc+0x7c/0x1f0 [ 51.241557][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 51.242549][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 51.245867][ T4051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.247551][ T4051] CPU: 0 PID: 4051 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 51.249287][ T4051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.251403][ T4051] Call trace: [ 51.252127][ T4051] dump_backtrace+0x0/0x530 [ 51.253111][ T4051] show_stack+0x2c/0x3c [ 51.253360][ T4050] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.253986][ T4051] dump_stack_lvl+0x108/0x170 [ 51.256734][ T4050] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.257606][ T4051] dump_stack+0x1c/0x58 [ 51.259781][ T4051] sysfs_create_dir_ns+0x278/0x318 [ 51.260994][ T4051] kobject_add_internal+0x384/0x8f0 [ 51.262182][ T4051] kobject_init_and_add+0x130/0x1a0 [ 51.263362][ T4051] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.264373][ T4051] gfs2_fill_super+0xe10/0x2010 [ 51.265325][ T4051] get_tree_bdev+0x360/0x54c [ 51.266432][ T4051] gfs2_get_tree+0x54/0x1b4 [ 51.267445][ T4051] vfs_get_tree+0x90/0x274 [ 51.268355][ T4051] do_new_mount+0x278/0x8fc [ 51.269469][ T4051] path_mount+0x594/0x101c [ 51.270522][ T4051] __arm64_sys_mount+0x510/0x5e0 [ 51.271524][ T4051] invoke_syscall+0x98/0x2b8 [ 51.272526][ T4051] el0_svc_common+0x138/0x258 [ 51.273679][ T4051] do_el0_svc+0x58/0x14c [ 51.274661][ T4051] el0_svc+0x7c/0x1f0 [ 51.275571][ T4051] el0t_64_sync_handler+0x84/0xe4 [ 51.276821][ T4051] el0t_64_sync+0x1a0/0x1a4 [ 51.280111][ T4051] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.282963][ T4051] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 51.610144][ T4052] loop0: detected capacity change from 0 to 32768 [ 51.662341][ T4051] loop2: detected capacity change from 0 to 32768 [ 51.696944][ T4052] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.698501][ T4052] CPU: 1 PID: 4052 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 51.700341][ T4052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.702435][ T4052] Call trace: [ 51.703192][ T4052] dump_backtrace+0x0/0x530 [ 51.704058][ T4052] show_stack+0x2c/0x3c [ 51.704930][ T4052] dump_stack_lvl+0x108/0x170 [ 51.705853][ T4052] dump_stack+0x1c/0x58 [ 51.706693][ T4052] sysfs_create_dir_ns+0x278/0x318 [ 51.707845][ T4052] kobject_add_internal+0x384/0x8f0 [ 51.709066][ T4052] kobject_init_and_add+0x130/0x1a0 [ 51.710112][ T4052] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.711251][ T4052] gfs2_fill_super+0xe10/0x2010 [ 51.712237][ T4052] get_tree_bdev+0x360/0x54c [ 51.713237][ T4052] gfs2_get_tree+0x54/0x1b4 [ 51.714200][ T4052] vfs_get_tree+0x90/0x274 [ 51.715266][ T4052] do_new_mount+0x278/0x8fc [ 51.716257][ T4052] path_mount+0x594/0x101c [ 51.717131][ T4052] __arm64_sys_mount+0x510/0x5e0 [ 51.718185][ T4052] invoke_syscall+0x98/0x2b8 [ 51.719082][ T4052] el0_svc_common+0x138/0x258 [ 51.720151][ T4052] do_el0_svc+0x58/0x14c [ 51.721142][ T4052] el0_svc+0x7c/0x1f0 [ 51.722004][ T4052] el0t_64_sync_handler+0x84/0xe4 [ 51.723046][ T4052] el0t_64_sync+0x1a0/0x1a4 [ 51.736584][ T4051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.738163][ T4051] CPU: 0 PID: 4051 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 51.739915][ T4051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.741900][ T4051] Call trace: [ 51.742572][ T4051] dump_backtrace+0x0/0x530 [ 51.743473][ T4051] show_stack+0x2c/0x3c [ 51.744432][ T4051] dump_stack_lvl+0x108/0x170 [ 51.745383][ T4051] dump_stack+0x1c/0x58 [ 51.746452][ T4051] sysfs_create_dir_ns+0x278/0x318 [ 51.746508][ T4052] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.747528][ T4051] kobject_add_internal+0x384/0x8f0 [ 51.750507][ T4052] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.751627][ T4051] kobject_init_and_add+0x130/0x1a0 [ 51.754142][ T4051] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.755101][ T4051] gfs2_fill_super+0xe10/0x2010 [ 51.756180][ T4051] get_tree_bdev+0x360/0x54c [ 51.757224][ T4051] gfs2_get_tree+0x54/0x1b4 [ 51.758217][ T4051] vfs_get_tree+0x90/0x274 [ 51.759188][ T4051] do_new_mount+0x278/0x8fc [ 51.760109][ T4051] path_mount+0x594/0x101c [ 51.761144][ T4051] __arm64_sys_mount+0x510/0x5e0 [ 51.762159][ T4051] invoke_syscall+0x98/0x2b8 [ 51.763122][ T4051] el0_svc_common+0x138/0x258 [ 51.764155][ T4051] do_el0_svc+0x58/0x14c [ 51.765121][ T4051] el0_svc+0x7c/0x1f0 [ 51.765953][ T4051] el0t_64_sync_handler+0x84/0xe4 [ 51.766937][ T4051] el0t_64_sync+0x1a0/0x1a4 [ 51.784682][ T4051] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.787787][ T4051] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.828541][ T4053] loop1: detected capacity change from 0 to 32768 [ 51.831865][ T4050] loop4: detected capacity change from 0 to 32768 [ 51.879823][ T4050] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.882335][ T4053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 51.884198][ T4053] CPU: 1 PID: 4053 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 51.886024][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.888346][ T4053] Call trace: [ 51.889161][ T4053] dump_backtrace+0x0/0x530 [ 51.890182][ T4053] show_stack+0x2c/0x3c [ 51.890984][ T4053] dump_stack_lvl+0x108/0x170 [ 51.891951][ T4053] dump_stack+0x1c/0x58 [ 51.892828][ T4053] sysfs_create_dir_ns+0x278/0x318 [ 51.893965][ T4053] kobject_add_internal+0x384/0x8f0 [ 51.895015][ T4053] kobject_init_and_add+0x130/0x1a0 [ 51.896093][ T4053] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.897094][ T4053] gfs2_fill_super+0xe10/0x2010 [ 51.898147][ T4053] get_tree_bdev+0x360/0x54c [ 51.899100][ T4053] gfs2_get_tree+0x54/0x1b4 [ 51.900055][ T4053] vfs_get_tree+0x90/0x274 [ 51.901025][ T4053] do_new_mount+0x278/0x8fc [ 51.901967][ T4053] path_mount+0x594/0x101c [ 51.902887][ T4053] __arm64_sys_mount+0x510/0x5e0 [ 51.903942][ T4053] invoke_syscall+0x98/0x2b8 [ 51.904990][ T4053] el0_svc_common+0x138/0x258 [ 51.905999][ T4053] do_el0_svc+0x58/0x14c [ 51.906890][ T4053] el0_svc+0x7c/0x1f0 [ 51.907790][ T4053] el0t_64_sync_handler+0x84/0xe4 [ 51.908838][ T4053] el0t_64_sync+0x1a0/0x1a4 [ 51.917923][ T4050] CPU: 1 PID: 4050 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 51.919760][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.921885][ T4050] Call trace: [ 51.922580][ T4050] dump_backtrace+0x0/0x530 [ 51.923639][ T4050] show_stack+0x2c/0x3c [ 51.924458][ T4050] dump_stack_lvl+0x108/0x170 [ 51.925338][ T4050] dump_stack+0x1c/0x58 [ 51.926313][ T4050] sysfs_create_dir_ns+0x278/0x318 [ 51.927362][ T4050] kobject_add_internal+0x384/0x8f0 [ 51.928369][ T4050] kobject_init_and_add+0x130/0x1a0 [ 51.929402][ T4050] gfs2_sys_fs_add+0x1f8/0x3f4 [ 51.930332][ T4050] gfs2_fill_super+0xe10/0x2010 [ 51.931336][ T4050] get_tree_bdev+0x360/0x54c [ 51.932279][ T4050] gfs2_get_tree+0x54/0x1b4 [ 51.933172][ T4050] vfs_get_tree+0x90/0x274 [ 51.934038][ T4050] do_new_mount+0x278/0x8fc [ 51.934920][ T4050] path_mount+0x594/0x101c [ 51.935771][ T4050] __arm64_sys_mount+0x510/0x5e0 [ 51.936715][ T4050] invoke_syscall+0x98/0x2b8 [ 51.937640][ T4050] el0_svc_common+0x138/0x258 [ 51.938565][ T4050] do_el0_svc+0x58/0x14c [ 51.939450][ T4050] el0_svc+0x7c/0x1f0 [ 51.940235][ T4050] el0t_64_sync_handler+0x84/0xe4 [ 51.941250][ T4050] el0t_64_sync+0x1a0/0x1a4 [ 51.942917][ T4050] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.945568][ T4050] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 51.947275][ T4053] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 51.950119][ T4053] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 52.197456][ T4052] loop0: detected capacity change from 0 to 32768 [ 52.218928][ T4052] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.220505][ T4052] CPU: 0 PID: 4052 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 52.222185][ T4052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.224187][ T4052] Call trace: [ 52.224820][ T4052] dump_backtrace+0x0/0x530 [ 52.225796][ T4052] show_stack+0x2c/0x3c [ 52.226646][ T4052] dump_stack_lvl+0x108/0x170 [ 52.227655][ T4052] dump_stack+0x1c/0x58 [ 52.228581][ T4052] sysfs_create_dir_ns+0x278/0x318 [ 52.229719][ T4052] kobject_add_internal+0x384/0x8f0 [ 52.230806][ T4052] kobject_init_and_add+0x130/0x1a0 [ 52.231973][ T4052] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.232992][ T4052] gfs2_fill_super+0xe10/0x2010 [ 52.234028][ T4052] get_tree_bdev+0x360/0x54c [ 52.234990][ T4052] gfs2_get_tree+0x54/0x1b4 [ 52.235950][ T4052] vfs_get_tree+0x90/0x274 [ 52.236859][ T4052] do_new_mount+0x278/0x8fc [ 52.237927][ T4052] path_mount+0x594/0x101c [ 52.238918][ T4052] __arm64_sys_mount+0x510/0x5e0 [ 52.240108][ T4052] invoke_syscall+0x98/0x2b8 [ 52.241186][ T4052] el0_svc_common+0x138/0x258 [ 52.242241][ T4052] do_el0_svc+0x58/0x14c [ 52.243136][ T4052] el0_svc+0x7c/0x1f0 [ 52.243991][ T4052] el0t_64_sync_handler+0x84/0xe4 [ 52.244983][ T4052] el0t_64_sync+0x1a0/0x1a4 [ 52.255854][ T4052] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.259405][ T4052] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.305955][ T4054] loop2: detected capacity change from 0 to 32768 [ 52.421822][ T4054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.423573][ T4054] CPU: 1 PID: 4054 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 52.425343][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.427507][ T4054] Call trace: [ 52.428338][ T4054] dump_backtrace+0x0/0x530 [ 52.429328][ T4054] show_stack+0x2c/0x3c [ 52.430160][ T4054] dump_stack_lvl+0x108/0x170 [ 52.430211][ T4055] loop4: detected capacity change from 0 to 32768 [ 52.431160][ T4054] dump_stack+0x1c/0x58 [ 52.433595][ T4054] sysfs_create_dir_ns+0x278/0x318 [ 52.434735][ T4054] kobject_add_internal+0x384/0x8f0 [ 52.435851][ T4054] kobject_init_and_add+0x130/0x1a0 [ 52.437054][ T4054] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.437443][ T4053] loop1: detected capacity change from 0 to 32768 [ 52.438131][ T4054] gfs2_fill_super+0xe10/0x2010 [ 52.440698][ T4054] get_tree_bdev+0x360/0x54c [ 52.441731][ T4054] gfs2_get_tree+0x54/0x1b4 [ 52.442713][ T4054] vfs_get_tree+0x90/0x274 [ 52.443692][ T4054] do_new_mount+0x278/0x8fc [ 52.444701][ T4054] path_mount+0x594/0x101c [ 52.445573][ T4054] __arm64_sys_mount+0x510/0x5e0 executing program [ 52.446573][ T4054] invoke_syscall+0x98/0x2b8 [ 52.447531][ T4054] el0_svc_common+0x138/0x258 [ 52.448427][ T4054] do_el0_svc+0x58/0x14c [ 52.449240][ T4054] el0_svc+0x7c/0x1f0 [ 52.450032][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 52.451069][ T4054] el0t_64_sync+0x1a0/0x1a4 [ 52.452063][ T4054] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.454716][ T4054] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.498847][ T4053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.500388][ T4053] CPU: 1 PID: 4053 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 52.502130][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.504185][ T4053] Call trace: [ 52.504835][ T4053] dump_backtrace+0x0/0x530 [ 52.505775][ T4053] show_stack+0x2c/0x3c [ 52.506620][ T4053] dump_stack_lvl+0x108/0x170 [ 52.507553][ T4053] dump_stack+0x1c/0x58 [ 52.508414][ T4053] sysfs_create_dir_ns+0x278/0x318 [ 52.509543][ T4053] kobject_add_internal+0x384/0x8f0 [ 52.510741][ T4053] kobject_init_and_add+0x130/0x1a0 [ 52.511914][ T4053] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.512941][ T4053] gfs2_fill_super+0xe10/0x2010 [ 52.513929][ T4053] get_tree_bdev+0x360/0x54c [ 52.514846][ T4053] gfs2_get_tree+0x54/0x1b4 [ 52.515808][ T4053] vfs_get_tree+0x90/0x274 [ 52.516760][ T4053] do_new_mount+0x278/0x8fc [ 52.517714][ T4053] path_mount+0x594/0x101c [ 52.518710][ T4053] __arm64_sys_mount+0x510/0x5e0 [ 52.519763][ T4053] invoke_syscall+0x98/0x2b8 [ 52.520751][ T4053] el0_svc_common+0x138/0x258 [ 52.521710][ T4053] do_el0_svc+0x58/0x14c [ 52.522661][ T4053] el0_svc+0x7c/0x1f0 [ 52.523531][ T4053] el0t_64_sync_handler+0x84/0xe4 [ 52.524569][ T4053] el0t_64_sync+0x1a0/0x1a4 [ 52.527528][ T4053] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.530163][ T4053] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.556041][ T4055] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.557578][ T4055] CPU: 0 PID: 4055 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 52.559327][ T4055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.561440][ T4055] Call trace: [ 52.562118][ T4055] dump_backtrace+0x0/0x530 [ 52.563255][ T4055] show_stack+0x2c/0x3c [ 52.564118][ T4055] dump_stack_lvl+0x108/0x170 [ 52.565141][ T4055] dump_stack+0x1c/0x58 [ 52.566091][ T4055] sysfs_create_dir_ns+0x278/0x318 [ 52.567286][ T4055] kobject_add_internal+0x384/0x8f0 [ 52.568431][ T4055] kobject_init_and_add+0x130/0x1a0 [ 52.569517][ T4055] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.570409][ T4055] gfs2_fill_super+0xe10/0x2010 [ 52.571427][ T4055] get_tree_bdev+0x360/0x54c [ 52.572496][ T4055] gfs2_get_tree+0x54/0x1b4 [ 52.573451][ T4055] vfs_get_tree+0x90/0x274 [ 52.574377][ T4055] do_new_mount+0x278/0x8fc [ 52.575416][ T4055] path_mount+0x594/0x101c [ 52.576373][ T4055] __arm64_sys_mount+0x510/0x5e0 [ 52.577427][ T4055] invoke_syscall+0x98/0x2b8 [ 52.578366][ T4055] el0_svc_common+0x138/0x258 [ 52.579266][ T4055] do_el0_svc+0x58/0x14c [ 52.580179][ T4055] el0_svc+0x7c/0x1f0 [ 52.581000][ T4055] el0t_64_sync_handler+0x84/0xe4 [ 52.582136][ T4055] el0t_64_sync+0x1a0/0x1a4 [ 52.614646][ T4055] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.617502][ T4055] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.740974][ T4056] loop0: detected capacity change from 0 to 32768 executing program [ 52.804704][ T4056] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 52.806688][ T4056] CPU: 1 PID: 4056 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 52.808412][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.810491][ T4056] Call trace: [ 52.811127][ T4056] dump_backtrace+0x0/0x530 [ 52.812130][ T4056] show_stack+0x2c/0x3c [ 52.812930][ T4056] dump_stack_lvl+0x108/0x170 [ 52.813894][ T4056] dump_stack+0x1c/0x58 [ 52.814764][ T4056] sysfs_create_dir_ns+0x278/0x318 [ 52.815854][ T4056] kobject_add_internal+0x384/0x8f0 [ 52.817023][ T4056] kobject_init_and_add+0x130/0x1a0 [ 52.818207][ T4056] gfs2_sys_fs_add+0x1f8/0x3f4 [ 52.819211][ T4056] gfs2_fill_super+0xe10/0x2010 [ 52.820317][ T4056] get_tree_bdev+0x360/0x54c [ 52.821324][ T4056] gfs2_get_tree+0x54/0x1b4 [ 52.822284][ T4056] vfs_get_tree+0x90/0x274 [ 52.823158][ T4056] do_new_mount+0x278/0x8fc [ 52.824128][ T4056] path_mount+0x594/0x101c [ 52.825010][ T4056] __arm64_sys_mount+0x510/0x5e0 [ 52.826055][ T4056] invoke_syscall+0x98/0x2b8 [ 52.826998][ T4056] el0_svc_common+0x138/0x258 [ 52.827961][ T4056] do_el0_svc+0x58/0x14c [ 52.828888][ T4056] el0_svc+0x7c/0x1f0 [ 52.829793][ T4056] el0t_64_sync_handler+0x84/0xe4 [ 52.830863][ T4056] el0t_64_sync+0x1a0/0x1a4 [ 52.838434][ T4056] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 52.841269][ T4056] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 52.915388][ T4054] loop2: detected capacity change from 0 to 32768 [ 53.001742][ T4055] loop4: detected capacity change from 0 to 32768 [ 53.007145][ T4054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.008804][ T4054] CPU: 0 PID: 4054 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 53.010835][ T4054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.012934][ T4054] Call trace: [ 53.013618][ T4054] dump_backtrace+0x0/0x530 [ 53.014643][ T4054] show_stack+0x2c/0x3c [ 53.015420][ T4054] dump_stack_lvl+0x108/0x170 [ 53.016343][ T4054] dump_stack+0x1c/0x58 [ 53.017205][ T4054] sysfs_create_dir_ns+0x278/0x318 [ 53.018316][ T4054] kobject_add_internal+0x384/0x8f0 [ 53.019507][ T4054] kobject_init_and_add+0x130/0x1a0 [ 53.020660][ T4054] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.021697][ T4054] gfs2_fill_super+0xe10/0x2010 [ 53.022761][ T4054] get_tree_bdev+0x360/0x54c [ 53.023826][ T4054] gfs2_get_tree+0x54/0x1b4 [ 53.024815][ T4054] vfs_get_tree+0x90/0x274 [ 53.025781][ T4054] do_new_mount+0x278/0x8fc [ 53.026780][ T4054] path_mount+0x594/0x101c [ 53.027673][ T4054] __arm64_sys_mount+0x510/0x5e0 [ 53.028674][ T4054] invoke_syscall+0x98/0x2b8 [ 53.029693][ T4054] el0_svc_common+0x138/0x258 [ 53.030679][ T4054] do_el0_svc+0x58/0x14c [ 53.031565][ T4054] el0_svc+0x7c/0x1f0 [ 53.032483][ T4054] el0t_64_sync_handler+0x84/0xe4 [ 53.033661][ T4054] el0t_64_sync+0x1a0/0x1a4 [ 53.066546][ T4054] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.069645][ T4054] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.072373][ T4057] loop1: detected capacity change from 0 to 32768 [ 53.106179][ T4055] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.107885][ T4055] CPU: 1 PID: 4055 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 53.109715][ T4055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.111708][ T4055] Call trace: [ 53.112460][ T4055] dump_backtrace+0x0/0x530 [ 53.113392][ T4055] show_stack+0x2c/0x3c [ 53.114300][ T4055] dump_stack_lvl+0x108/0x170 [ 53.115177][ T4055] dump_stack+0x1c/0x58 [ 53.116103][ T4055] sysfs_create_dir_ns+0x278/0x318 [ 53.117264][ T4055] kobject_add_internal+0x384/0x8f0 [ 53.117767][ T4057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.118357][ T4055] kobject_init_and_add+0x130/0x1a0 [ 53.120965][ T4055] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.121998][ T4055] gfs2_fill_super+0xe10/0x2010 [ 53.122977][ T4055] get_tree_bdev+0x360/0x54c [ 53.123980][ T4055] gfs2_get_tree+0x54/0x1b4 [ 53.125008][ T4055] vfs_get_tree+0x90/0x274 [ 53.126031][ T4055] do_new_mount+0x278/0x8fc [ 53.126980][ T4055] path_mount+0x594/0x101c [ 53.127860][ T4055] __arm64_sys_mount+0x510/0x5e0 [ 53.128937][ T4055] invoke_syscall+0x98/0x2b8 [ 53.129809][ T4055] el0_svc_common+0x138/0x258 [ 53.130795][ T4055] do_el0_svc+0x58/0x14c [ 53.131710][ T4055] el0_svc+0x7c/0x1f0 [ 53.132550][ T4055] el0t_64_sync_handler+0x84/0xe4 [ 53.133607][ T4055] el0t_64_sync+0x1a0/0x1a4 [ 53.140728][ T4057] CPU: 0 PID: 4057 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 53.142715][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.144925][ T4057] Call trace: [ 53.145614][ T4057] dump_backtrace+0x0/0x530 [ 53.146576][ T4057] show_stack+0x2c/0x3c [ 53.147485][ T4057] dump_stack_lvl+0x108/0x170 [ 53.148398][ T4055] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.148489][ T4057] dump_stack+0x1c/0x58 [ 53.151185][ T4055] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.152113][ T4057] sysfs_create_dir_ns+0x278/0x318 [ 53.154496][ T4057] kobject_add_internal+0x384/0x8f0 [ 53.155563][ T4057] kobject_init_and_add+0x130/0x1a0 [ 53.156562][ T4057] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.157553][ T4057] gfs2_fill_super+0xe10/0x2010 [ 53.158617][ T4057] get_tree_bdev+0x360/0x54c [ 53.159715][ T4057] gfs2_get_tree+0x54/0x1b4 [ 53.160613][ T4057] vfs_get_tree+0x90/0x274 [ 53.161528][ T4057] do_new_mount+0x278/0x8fc [ 53.162511][ T4057] path_mount+0x594/0x101c [ 53.163481][ T4057] __arm64_sys_mount+0x510/0x5e0 [ 53.164585][ T4057] invoke_syscall+0x98/0x2b8 [ 53.165581][ T4057] el0_svc_common+0x138/0x258 [ 53.166557][ T4057] do_el0_svc+0x58/0x14c [ 53.167450][ T4057] el0_svc+0x7c/0x1f0 [ 53.168387][ T4057] el0t_64_sync_handler+0x84/0xe4 [ 53.169549][ T4057] el0t_64_sync+0x1a0/0x1a4 [ 53.182432][ T4057] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.185494][ T4057] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 53.302030][ T4056] loop0: detected capacity change from 0 to 32768 [ 53.312410][ T4056] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.314011][ T4056] CPU: 1 PID: 4056 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 53.315772][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.317781][ T4056] Call trace: [ 53.318424][ T4056] dump_backtrace+0x0/0x530 [ 53.319413][ T4056] show_stack+0x2c/0x3c [ 53.320255][ T4056] dump_stack_lvl+0x108/0x170 [ 53.321206][ T4056] dump_stack+0x1c/0x58 [ 53.322125][ T4056] sysfs_create_dir_ns+0x278/0x318 [ 53.323187][ T4056] kobject_add_internal+0x384/0x8f0 [ 53.324265][ T4056] kobject_init_and_add+0x130/0x1a0 [ 53.325307][ T4056] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.326262][ T4056] gfs2_fill_super+0xe10/0x2010 [ 53.327264][ T4056] get_tree_bdev+0x360/0x54c [ 53.328212][ T4056] gfs2_get_tree+0x54/0x1b4 [ 53.329108][ T4056] vfs_get_tree+0x90/0x274 [ 53.329963][ T4056] do_new_mount+0x278/0x8fc [ 53.330844][ T4056] path_mount+0x594/0x101c [ 53.331705][ T4056] __arm64_sys_mount+0x510/0x5e0 [ 53.332694][ T4056] invoke_syscall+0x98/0x2b8 [ 53.333597][ T4056] el0_svc_common+0x138/0x258 [ 53.334536][ T4056] do_el0_svc+0x58/0x14c [ 53.335369][ T4056] el0_svc+0x7c/0x1f0 [ 53.336186][ T4056] el0t_64_sync_handler+0x84/0xe4 [ 53.337222][ T4056] el0t_64_sync+0x1a0/0x1a4 executing program [ 53.397095][ T4056] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.399881][ T4056] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.597689][ T4059] loop2: detected capacity change from 0 to 32768 executing program [ 53.610395][ T4057] loop1: detected capacity change from 0 to 32768 [ 53.613821][ T4058] loop4: detected capacity change from 0 to 32768 [ 53.647893][ T4057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.649499][ T4057] CPU: 0 PID: 4057 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 53.651238][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.653483][ T4057] Call trace: [ 53.654105][ T4057] dump_backtrace+0x0/0x530 [ 53.654988][ T4057] show_stack+0x2c/0x3c [ 53.655920][ T4057] dump_stack_lvl+0x108/0x170 [ 53.657019][ T4057] dump_stack+0x1c/0x58 [ 53.657895][ T4057] sysfs_create_dir_ns+0x278/0x318 [ 53.659020][ T4057] kobject_add_internal+0x384/0x8f0 [ 53.660198][ T4057] kobject_init_and_add+0x130/0x1a0 [ 53.661271][ T4057] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.662222][ T4057] gfs2_fill_super+0xe10/0x2010 [ 53.663262][ T4057] get_tree_bdev+0x360/0x54c [ 53.664291][ T4057] gfs2_get_tree+0x54/0x1b4 [ 53.665218][ T4057] vfs_get_tree+0x90/0x274 [ 53.666227][ T4057] do_new_mount+0x278/0x8fc [ 53.667165][ T4057] path_mount+0x594/0x101c [ 53.668158][ T4057] __arm64_sys_mount+0x510/0x5e0 [ 53.669351][ T4057] invoke_syscall+0x98/0x2b8 [ 53.670337][ T4057] el0_svc_common+0x138/0x258 [ 53.671391][ T4057] do_el0_svc+0x58/0x14c [ 53.672275][ T4057] el0_svc+0x7c/0x1f0 [ 53.673047][ T4057] el0t_64_sync_handler+0x84/0xe4 [ 53.674146][ T4057] el0t_64_sync+0x1a0/0x1a4 [ 53.676513][ T4058] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.678167][ T4058] CPU: 0 PID: 4058 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 53.679981][ T4058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.682067][ T4058] Call trace: [ 53.682716][ T4058] dump_backtrace+0x0/0x530 [ 53.683525][ T4058] show_stack+0x2c/0x3c [ 53.684433][ T4058] dump_stack_lvl+0x108/0x170 [ 53.685404][ T4058] dump_stack+0x1c/0x58 [ 53.686339][ T4058] sysfs_create_dir_ns+0x278/0x318 [ 53.687467][ T4058] kobject_add_internal+0x384/0x8f0 [ 53.688572][ T4058] kobject_init_and_add+0x130/0x1a0 [ 53.689595][ T4058] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.690728][ T4058] gfs2_fill_super+0xe10/0x2010 [ 53.691702][ T4058] get_tree_bdev+0x360/0x54c [ 53.692603][ T4058] gfs2_get_tree+0x54/0x1b4 [ 53.693648][ T4058] vfs_get_tree+0x90/0x274 [ 53.694677][ T4058] do_new_mount+0x278/0x8fc [ 53.695610][ T4058] path_mount+0x594/0x101c [ 53.696576][ T4058] __arm64_sys_mount+0x510/0x5e0 [ 53.697691][ T4058] invoke_syscall+0x98/0x2b8 [ 53.698711][ T4058] el0_svc_common+0x138/0x258 [ 53.699756][ T4058] do_el0_svc+0x58/0x14c [ 53.700663][ T4058] el0_svc+0x7c/0x1f0 [ 53.701500][ T4058] el0t_64_sync_handler+0x84/0xe4 [ 53.702577][ T4058] el0t_64_sync+0x1a0/0x1a4 [ 53.703837][ T4057] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.707107][ T4059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.708654][ T4059] CPU: 0 PID: 4059 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 53.710505][ T4059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.712644][ T4059] Call trace: [ 53.713303][ T4059] dump_backtrace+0x0/0x530 [ 53.714323][ T4059] show_stack+0x2c/0x3c [ 53.715192][ T4059] dump_stack_lvl+0x108/0x170 [ 53.716127][ T4059] dump_stack+0x1c/0x58 [ 53.717029][ T4059] sysfs_create_dir_ns+0x278/0x318 [ 53.718159][ T4059] kobject_add_internal+0x384/0x8f0 [ 53.719216][ T4059] kobject_init_and_add+0x130/0x1a0 [ 53.720332][ T4059] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.721332][ T4059] gfs2_fill_super+0xe10/0x2010 [ 53.722460][ T4059] get_tree_bdev+0x360/0x54c [ 53.723413][ T4059] gfs2_get_tree+0x54/0x1b4 [ 53.724363][ T4059] vfs_get_tree+0x90/0x274 [ 53.725384][ T4059] do_new_mount+0x278/0x8fc [ 53.726362][ T4059] path_mount+0x594/0x101c [ 53.727347][ T4059] __arm64_sys_mount+0x510/0x5e0 [ 53.728381][ T4059] invoke_syscall+0x98/0x2b8 [ 53.729467][ T4059] el0_svc_common+0x138/0x258 [ 53.730496][ T4059] do_el0_svc+0x58/0x14c [ 53.731319][ T4059] el0_svc+0x7c/0x1f0 [ 53.732150][ T4059] el0t_64_sync_handler+0x84/0xe4 [ 53.733343][ T4059] el0t_64_sync+0x1a0/0x1a4 [ 53.734888][ T4057] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.736401][ T4058] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.739248][ T4058] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 53.765366][ T4059] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.768255][ T4059] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 53.880287][ T4060] loop0: detected capacity change from 0 to 32768 [ 53.903730][ T4060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 53.905325][ T4060] CPU: 1 PID: 4060 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 53.907147][ T4060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.909340][ T4060] Call trace: [ 53.910101][ T4060] dump_backtrace+0x0/0x530 [ 53.911066][ T4060] show_stack+0x2c/0x3c [ 53.911953][ T4060] dump_stack_lvl+0x108/0x170 [ 53.912906][ T4060] dump_stack+0x1c/0x58 [ 53.913771][ T4060] sysfs_create_dir_ns+0x278/0x318 [ 53.914959][ T4060] kobject_add_internal+0x384/0x8f0 [ 53.916010][ T4060] kobject_init_and_add+0x130/0x1a0 [ 53.917258][ T4060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 53.918278][ T4060] gfs2_fill_super+0xe10/0x2010 [ 53.919223][ T4060] get_tree_bdev+0x360/0x54c [ 53.920160][ T4060] gfs2_get_tree+0x54/0x1b4 [ 53.921124][ T4060] vfs_get_tree+0x90/0x274 [ 53.922140][ T4060] do_new_mount+0x278/0x8fc [ 53.923080][ T4060] path_mount+0x594/0x101c [ 53.923963][ T4060] __arm64_sys_mount+0x510/0x5e0 [ 53.925022][ T4060] invoke_syscall+0x98/0x2b8 [ 53.925887][ T4060] el0_svc_common+0x138/0x258 [ 53.926974][ T4060] do_el0_svc+0x58/0x14c [ 53.927784][ T4060] el0_svc+0x7c/0x1f0 [ 53.928584][ T4060] el0t_64_sync_handler+0x84/0xe4 [ 53.929766][ T4060] el0t_64_sync+0x1a0/0x1a4 [ 53.954218][ T4060] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 53.961786][ T4060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.026153][ T4058] loop4: detected capacity change from 0 to 32768 [ 54.039246][ T4058] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.040978][ T4058] CPU: 1 PID: 4058 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 54.042767][ T4058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.044763][ T4058] Call trace: [ 54.045484][ T4058] dump_backtrace+0x0/0x530 [ 54.046422][ T4058] show_stack+0x2c/0x3c [ 54.047419][ T4058] dump_stack_lvl+0x108/0x170 [ 54.048366][ T4058] dump_stack+0x1c/0x58 [ 54.049240][ T4058] sysfs_create_dir_ns+0x278/0x318 [ 54.050340][ T4058] kobject_add_internal+0x384/0x8f0 [ 54.051365][ T4058] kobject_init_and_add+0x130/0x1a0 [ 54.052558][ T4058] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.053515][ T4058] gfs2_fill_super+0xe10/0x2010 [ 54.054566][ T4058] get_tree_bdev+0x360/0x54c [ 54.055471][ T4058] gfs2_get_tree+0x54/0x1b4 [ 54.056490][ T4058] vfs_get_tree+0x90/0x274 [ 54.057420][ T4058] do_new_mount+0x278/0x8fc [ 54.058444][ T4058] path_mount+0x594/0x101c [ 54.059335][ T4058] __arm64_sys_mount+0x510/0x5e0 [ 54.060371][ T4058] invoke_syscall+0x98/0x2b8 [ 54.061405][ T4058] el0_svc_common+0x138/0x258 [ 54.062455][ T4058] do_el0_svc+0x58/0x14c [ 54.063381][ T4058] el0_svc+0x7c/0x1f0 [ 54.064176][ T4058] el0t_64_sync_handler+0x84/0xe4 [ 54.065191][ T4058] el0t_64_sync+0x1a0/0x1a4 [ 54.088141][ T4058] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.091053][ T4058] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.255416][ T4061] loop1: detected capacity change from 0 to 32768 [ 54.278625][ T4061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.280393][ T4061] CPU: 0 PID: 4061 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 54.282148][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.284243][ T4061] Call trace: [ 54.284914][ T4061] dump_backtrace+0x0/0x530 [ 54.285792][ T4061] show_stack+0x2c/0x3c [ 54.286691][ T4061] dump_stack_lvl+0x108/0x170 [ 54.287722][ T4061] dump_stack+0x1c/0x58 [ 54.288661][ T4061] sysfs_create_dir_ns+0x278/0x318 [ 54.289734][ T4061] kobject_add_internal+0x384/0x8f0 [ 54.290936][ T4061] kobject_init_and_add+0x130/0x1a0 [ 54.291988][ T4061] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.293012][ T4061] gfs2_fill_super+0xe10/0x2010 [ 54.294072][ T4061] get_tree_bdev+0x360/0x54c [ 54.295025][ T4061] gfs2_get_tree+0x54/0x1b4 [ 54.295975][ T4061] vfs_get_tree+0x90/0x274 [ 54.296830][ T4061] do_new_mount+0x278/0x8fc [ 54.297747][ T4061] path_mount+0x594/0x101c [ 54.298684][ T4061] __arm64_sys_mount+0x510/0x5e0 [ 54.299718][ T4061] invoke_syscall+0x98/0x2b8 [ 54.300765][ T4061] el0_svc_common+0x138/0x258 [ 54.301775][ T4061] do_el0_svc+0x58/0x14c [ 54.302720][ T4061] el0_svc+0x7c/0x1f0 [ 54.303661][ T4061] el0t_64_sync_handler+0x84/0xe4 [ 54.304704][ T4061] el0t_64_sync+0x1a0/0x1a4 executing program [ 54.308341][ T4061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.311123][ T4061] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.411586][ T4059] loop2: detected capacity change from 0 to 32768 [ 54.437947][ T4059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.439535][ T4059] CPU: 1 PID: 4059 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 54.441355][ T4059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.443439][ T4059] Call trace: [ 54.444175][ T4059] dump_backtrace+0x0/0x530 [ 54.445243][ T4059] show_stack+0x2c/0x3c [ 54.446194][ T4059] dump_stack_lvl+0x108/0x170 [ 54.447124][ T4059] dump_stack+0x1c/0x58 [ 54.448029][ T4059] sysfs_create_dir_ns+0x278/0x318 [ 54.449150][ T4059] kobject_add_internal+0x384/0x8f0 [ 54.450264][ T4059] kobject_init_and_add+0x130/0x1a0 [ 54.451388][ T4059] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.452462][ T4059] gfs2_fill_super+0xe10/0x2010 [ 54.453608][ T4059] get_tree_bdev+0x360/0x54c [ 54.454499][ T4059] gfs2_get_tree+0x54/0x1b4 [ 54.455488][ T4059] vfs_get_tree+0x90/0x274 [ 54.456405][ T4059] do_new_mount+0x278/0x8fc [ 54.457319][ T4059] path_mount+0x594/0x101c [ 54.458321][ T4059] __arm64_sys_mount+0x510/0x5e0 [ 54.459337][ T4059] invoke_syscall+0x98/0x2b8 [ 54.460349][ T4059] el0_svc_common+0x138/0x258 [ 54.461400][ T4059] do_el0_svc+0x58/0x14c [ 54.462262][ T4059] el0_svc+0x7c/0x1f0 [ 54.463061][ T4059] el0t_64_sync_handler+0x84/0xe4 [ 54.464062][ T4059] el0t_64_sync+0x1a0/0x1a4 [ 54.466134][ T4059] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.469108][ T4059] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.488755][ T4060] loop0: detected capacity change from 0 to 32768 [ 54.565520][ T4061] loop1: detected capacity change from 0 to 32768 [ 54.567379][ T4060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.568967][ T4060] CPU: 0 PID: 4060 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 54.570740][ T4060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.572849][ T4060] Call trace: [ 54.573599][ T4060] dump_backtrace+0x0/0x530 [ 54.574547][ T4060] show_stack+0x2c/0x3c [ 54.575405][ T4060] dump_stack_lvl+0x108/0x170 [ 54.576452][ T4060] dump_stack+0x1c/0x58 [ 54.577282][ T4060] sysfs_create_dir_ns+0x278/0x318 [ 54.578374][ T4060] kobject_add_internal+0x384/0x8f0 [ 54.579430][ T4060] kobject_init_and_add+0x130/0x1a0 [ 54.580531][ T4060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.581590][ T4060] gfs2_fill_super+0xe10/0x2010 [ 54.582607][ T4060] get_tree_bdev+0x360/0x54c [ 54.583630][ T4060] gfs2_get_tree+0x54/0x1b4 [ 54.584627][ T4060] vfs_get_tree+0x90/0x274 [ 54.585555][ T4060] do_new_mount+0x278/0x8fc [ 54.586498][ T4060] path_mount+0x594/0x101c [ 54.587358][ T4060] __arm64_sys_mount+0x510/0x5e0 [ 54.588406][ T4060] invoke_syscall+0x98/0x2b8 [ 54.589474][ T4060] el0_svc_common+0x138/0x258 [ 54.590456][ T4060] do_el0_svc+0x58/0x14c [ 54.591322][ T4060] el0_svc+0x7c/0x1f0 [ 54.592182][ T4060] el0t_64_sync_handler+0x84/0xe4 [ 54.593243][ T4060] el0t_64_sync+0x1a0/0x1a4 [ 54.600199][ T4061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.607346][ T4061] CPU: 1 PID: 4061 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 54.609140][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.611352][ T4061] Call trace: [ 54.612084][ T4061] dump_backtrace+0x0/0x530 [ 54.612999][ T4061] show_stack+0x2c/0x3c [ 54.614013][ T4061] dump_stack_lvl+0x108/0x170 [ 54.615206][ T4061] dump_stack+0x1c/0x58 [ 54.616111][ T4061] sysfs_create_dir_ns+0x278/0x318 [ 54.617231][ T4061] kobject_add_internal+0x384/0x8f0 [ 54.618412][ T4061] kobject_init_and_add+0x130/0x1a0 [ 54.619550][ T4061] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.620707][ T4061] gfs2_fill_super+0xe10/0x2010 [ 54.621874][ T4061] get_tree_bdev+0x360/0x54c [ 54.622832][ T4061] gfs2_get_tree+0x54/0x1b4 [ 54.623703][ T4061] vfs_get_tree+0x90/0x274 [ 54.624630][ T4061] do_new_mount+0x278/0x8fc [ 54.625633][ T4061] path_mount+0x594/0x101c [ 54.626587][ T4061] __arm64_sys_mount+0x510/0x5e0 [ 54.627701][ T4061] invoke_syscall+0x98/0x2b8 [ 54.628678][ T4061] el0_svc_common+0x138/0x258 [ 54.629707][ T4061] do_el0_svc+0x58/0x14c [ 54.630710][ T4061] el0_svc+0x7c/0x1f0 [ 54.631531][ T4061] el0t_64_sync_handler+0x84/0xe4 [ 54.632726][ T4061] el0t_64_sync+0x1a0/0x1a4 [ 54.647506][ T4062] loop4: detected capacity change from 0 to 32768 [ 54.649043][ T4060] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.651751][ T4060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 54.653826][ T4061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.656520][ T4061] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 54.766573][ T4062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 54.768076][ T4062] CPU: 0 PID: 4062 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 54.769938][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 54.771892][ T4062] Call trace: [ 54.772637][ T4062] dump_backtrace+0x0/0x530 [ 54.773477][ T4062] show_stack+0x2c/0x3c [ 54.774291][ T4062] dump_stack_lvl+0x108/0x170 [ 54.775248][ T4062] dump_stack+0x1c/0x58 [ 54.776095][ T4062] sysfs_create_dir_ns+0x278/0x318 [ 54.777268][ T4062] kobject_add_internal+0x384/0x8f0 [ 54.778333][ T4062] kobject_init_and_add+0x130/0x1a0 [ 54.779417][ T4062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 54.780332][ T4062] gfs2_fill_super+0xe10/0x2010 [ 54.781298][ T4062] get_tree_bdev+0x360/0x54c [ 54.782264][ T4062] gfs2_get_tree+0x54/0x1b4 [ 54.783152][ T4062] vfs_get_tree+0x90/0x274 [ 54.784047][ T4062] do_new_mount+0x278/0x8fc [ 54.785060][ T4062] path_mount+0x594/0x101c [ 54.785989][ T4062] __arm64_sys_mount+0x510/0x5e0 [ 54.787100][ T4062] invoke_syscall+0x98/0x2b8 [ 54.788031][ T4062] el0_svc_common+0x138/0x258 [ 54.789215][ T4062] do_el0_svc+0x58/0x14c [ 54.790108][ T4062] el0_svc+0x7c/0x1f0 [ 54.790876][ T4062] el0t_64_sync_handler+0x84/0xe4 [ 54.791962][ T4062] el0t_64_sync+0x1a0/0x1a4 [ 54.818817][ T4062] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 54.821785][ T4062] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 54.912197][ T4063] loop2: detected capacity change from 0 to 32768 [ 55.014418][ T4063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.016134][ T4063] CPU: 0 PID: 4063 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 55.017922][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.019989][ T4063] Call trace: [ 55.020638][ T4063] dump_backtrace+0x0/0x530 [ 55.021517][ T4063] show_stack+0x2c/0x3c [ 55.022434][ T4063] dump_stack_lvl+0x108/0x170 [ 55.023437][ T4063] dump_stack+0x1c/0x58 [ 55.024354][ T4063] sysfs_create_dir_ns+0x278/0x318 [ 55.025493][ T4063] kobject_add_internal+0x384/0x8f0 [ 55.026557][ T4063] kobject_init_and_add+0x130/0x1a0 [ 55.027641][ T4063] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.028764][ T4063] gfs2_fill_super+0xe10/0x2010 [ 55.029785][ T4063] get_tree_bdev+0x360/0x54c [ 55.030697][ T4063] gfs2_get_tree+0x54/0x1b4 [ 55.031586][ T4063] vfs_get_tree+0x90/0x274 [ 55.032477][ T4063] do_new_mount+0x278/0x8fc [ 55.033381][ T4063] path_mount+0x594/0x101c [ 55.034310][ T4063] __arm64_sys_mount+0x510/0x5e0 [ 55.035364][ T4063] invoke_syscall+0x98/0x2b8 [ 55.036259][ T4063] el0_svc_common+0x138/0x258 [ 55.037033][ T4063] do_el0_svc+0x58/0x14c [ 55.037889][ T4063] el0_svc+0x7c/0x1f0 [ 55.038644][ T4063] el0t_64_sync_handler+0x84/0xe4 [ 55.039766][ T4063] el0t_64_sync+0x1a0/0x1a4 [ 55.086577][ T4063] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.089362][ T4063] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.169522][ T4062] loop4: detected capacity change from 0 to 32768 [ 55.204519][ T4064] loop0: detected capacity change from 0 to 32768 [ 55.210868][ T4065] loop1: detected capacity change from 0 to 32768 [ 55.223086][ T4062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.224632][ T4062] CPU: 1 PID: 4062 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 55.226508][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.228805][ T4062] Call trace: [ 55.229491][ T4062] dump_backtrace+0x0/0x530 [ 55.230505][ T4062] show_stack+0x2c/0x3c [ 55.231465][ T4062] dump_stack_lvl+0x108/0x170 [ 55.232419][ T4062] dump_stack+0x1c/0x58 [ 55.233345][ T4062] sysfs_create_dir_ns+0x278/0x318 [ 55.234406][ T4062] kobject_add_internal+0x384/0x8f0 [ 55.235588][ T4062] kobject_init_and_add+0x130/0x1a0 [ 55.236763][ T4062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.237748][ T4062] gfs2_fill_super+0xe10/0x2010 [ 55.238824][ T4062] get_tree_bdev+0x360/0x54c [ 55.239899][ T4062] gfs2_get_tree+0x54/0x1b4 [ 55.240822][ T4062] vfs_get_tree+0x90/0x274 [ 55.241727][ T4062] do_new_mount+0x278/0x8fc [ 55.242721][ T4062] path_mount+0x594/0x101c [ 55.243690][ T4062] __arm64_sys_mount+0x510/0x5e0 [ 55.244711][ T4062] invoke_syscall+0x98/0x2b8 [ 55.245752][ T4062] el0_svc_common+0x138/0x258 [ 55.246757][ T4062] do_el0_svc+0x58/0x14c [ 55.247671][ T4062] el0_svc+0x7c/0x1f0 [ 55.248492][ T4062] el0t_64_sync_handler+0x84/0xe4 [ 55.249544][ T4062] el0t_64_sync+0x1a0/0x1a4 [ 55.251491][ T4062] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.254047][ T4062] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.277885][ T4065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.279498][ T4065] CPU: 1 PID: 4065 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 55.281370][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.283531][ T4065] Call trace: [ 55.284263][ T4065] dump_backtrace+0x0/0x530 [ 55.285214][ T4065] show_stack+0x2c/0x3c [ 55.286046][ T4065] dump_stack_lvl+0x108/0x170 [ 55.286966][ T4065] dump_stack+0x1c/0x58 [ 55.287815][ T4065] sysfs_create_dir_ns+0x278/0x318 [ 55.288831][ T4065] kobject_add_internal+0x384/0x8f0 [ 55.289863][ T4065] kobject_init_and_add+0x130/0x1a0 [ 55.290892][ T4065] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.291890][ T4065] gfs2_fill_super+0xe10/0x2010 [ 55.292946][ T4065] get_tree_bdev+0x360/0x54c [ 55.293988][ T4065] gfs2_get_tree+0x54/0x1b4 [ 55.294917][ T4065] vfs_get_tree+0x90/0x274 [ 55.295900][ T4065] do_new_mount+0x278/0x8fc [ 55.296840][ T4065] path_mount+0x594/0x101c [ 55.297733][ T4065] __arm64_sys_mount+0x510/0x5e0 [ 55.298867][ T4065] invoke_syscall+0x98/0x2b8 [ 55.299840][ T4065] el0_svc_common+0x138/0x258 [ 55.300862][ T4065] do_el0_svc+0x58/0x14c [ 55.301802][ T4065] el0_svc+0x7c/0x1f0 [ 55.302690][ T4065] el0t_64_sync_handler+0x84/0xe4 [ 55.303675][ T4065] el0t_64_sync+0x1a0/0x1a4 [ 55.307255][ T4065] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.310123][ T4065] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.313214][ T4064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.314925][ T4064] CPU: 0 PID: 4064 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 55.316839][ T4064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.318880][ T4064] Call trace: [ 55.319662][ T4064] dump_backtrace+0x0/0x530 [ 55.320677][ T4064] show_stack+0x2c/0x3c [ 55.321532][ T4064] dump_stack_lvl+0x108/0x170 [ 55.322605][ T4064] dump_stack+0x1c/0x58 [ 55.323564][ T4064] sysfs_create_dir_ns+0x278/0x318 [ 55.324628][ T4064] kobject_add_internal+0x384/0x8f0 [ 55.325706][ T4064] kobject_init_and_add+0x130/0x1a0 [ 55.326706][ T4064] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.327669][ T4064] gfs2_fill_super+0xe10/0x2010 [ 55.328684][ T4064] get_tree_bdev+0x360/0x54c [ 55.329640][ T4064] gfs2_get_tree+0x54/0x1b4 [ 55.330574][ T4064] vfs_get_tree+0x90/0x274 [ 55.331647][ T4064] do_new_mount+0x278/0x8fc [ 55.332541][ T4064] path_mount+0x594/0x101c [ 55.333528][ T4064] __arm64_sys_mount+0x510/0x5e0 [ 55.334570][ T4064] invoke_syscall+0x98/0x2b8 [ 55.335555][ T4064] el0_svc_common+0x138/0x258 [ 55.336526][ T4064] do_el0_svc+0x58/0x14c [ 55.337404][ T4064] el0_svc+0x7c/0x1f0 [ 55.338231][ T4064] el0t_64_sync_handler+0x84/0xe4 [ 55.339322][ T4064] el0t_64_sync+0x1a0/0x1a4 [ 55.342310][ T4064] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.345153][ T4064] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 55.425711][ T4063] loop2: detected capacity change from 0 to 32768 [ 55.492695][ T4063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.494652][ T4063] CPU: 0 PID: 4063 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 55.496528][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.498589][ T4063] Call trace: [ 55.499306][ T4063] dump_backtrace+0x0/0x530 [ 55.500300][ T4063] show_stack+0x2c/0x3c [ 55.501076][ T4063] dump_stack_lvl+0x108/0x170 [ 55.502056][ T4063] dump_stack+0x1c/0x58 [ 55.502946][ T4063] sysfs_create_dir_ns+0x278/0x318 [ 55.504071][ T4063] kobject_add_internal+0x384/0x8f0 [ 55.505221][ T4063] kobject_init_and_add+0x130/0x1a0 [ 55.506254][ T4063] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.507325][ T4063] gfs2_fill_super+0xe10/0x2010 [ 55.508352][ T4063] get_tree_bdev+0x360/0x54c [ 55.509380][ T4063] gfs2_get_tree+0x54/0x1b4 [ 55.510353][ T4063] vfs_get_tree+0x90/0x274 [ 55.511323][ T4063] do_new_mount+0x278/0x8fc [ 55.512311][ T4063] path_mount+0x594/0x101c [ 55.513309][ T4063] __arm64_sys_mount+0x510/0x5e0 [ 55.514264][ T4063] invoke_syscall+0x98/0x2b8 [ 55.515215][ T4063] el0_svc_common+0x138/0x258 [ 55.516129][ T4063] do_el0_svc+0x58/0x14c [ 55.517009][ T4063] el0_svc+0x7c/0x1f0 [ 55.517874][ T4063] el0t_64_sync_handler+0x84/0xe4 [ 55.518892][ T4063] el0t_64_sync+0x1a0/0x1a4 [ 55.580895][ T4063] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.583802][ T4063] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.623766][ T4067] loop4: detected capacity change from 0 to 32768 [ 55.712294][ T4067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.714187][ T4067] CPU: 1 PID: 4067 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 55.715833][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.717827][ T4067] Call trace: [ 55.718479][ T4067] dump_backtrace+0x0/0x530 [ 55.719386][ T4067] show_stack+0x2c/0x3c [ 55.720413][ T4067] dump_stack_lvl+0x108/0x170 [ 55.721407][ T4067] dump_stack+0x1c/0x58 [ 55.722257][ T4067] sysfs_create_dir_ns+0x278/0x318 [ 55.723335][ T4067] kobject_add_internal+0x384/0x8f0 [ 55.724460][ T4067] kobject_init_and_add+0x130/0x1a0 [ 55.725541][ T4067] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.726518][ T4067] gfs2_fill_super+0xe10/0x2010 [ 55.727520][ T4067] get_tree_bdev+0x360/0x54c [ 55.728585][ T4067] gfs2_get_tree+0x54/0x1b4 [ 55.729590][ T4067] vfs_get_tree+0x90/0x274 [ 55.730513][ T4067] do_new_mount+0x278/0x8fc [ 55.731510][ T4067] path_mount+0x594/0x101c [ 55.732452][ T4067] __arm64_sys_mount+0x510/0x5e0 [ 55.733569][ T4067] invoke_syscall+0x98/0x2b8 [ 55.734538][ T4067] el0_svc_common+0x138/0x258 [ 55.735520][ T4067] do_el0_svc+0x58/0x14c [ 55.736454][ T4067] el0_svc+0x7c/0x1f0 [ 55.737370][ T4067] el0t_64_sync_handler+0x84/0xe4 [ 55.738417][ T4067] el0t_64_sync+0x1a0/0x1a4 [ 55.771637][ T4067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.774284][ T4067] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 55.818196][ T4065] loop1: detected capacity change from 0 to 32768 [ 55.857955][ T4064] loop0: detected capacity change from 0 to 32768 [ 55.897280][ T4064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.898940][ T4064] CPU: 0 PID: 4064 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 55.900713][ T4064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.902940][ T4064] Call trace: [ 55.903762][ T4064] dump_backtrace+0x0/0x530 [ 55.904725][ T4064] show_stack+0x2c/0x3c [ 55.905567][ T4064] dump_stack_lvl+0x108/0x170 [ 55.906529][ T4064] dump_stack+0x1c/0x58 [ 55.907393][ T4064] sysfs_create_dir_ns+0x278/0x318 [ 55.908496][ T4064] kobject_add_internal+0x384/0x8f0 [ 55.909493][ T4064] kobject_init_and_add+0x130/0x1a0 [ 55.910596][ T4064] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.911675][ T4064] gfs2_fill_super+0xe10/0x2010 [ 55.912681][ T4064] get_tree_bdev+0x360/0x54c [ 55.913692][ T4064] gfs2_get_tree+0x54/0x1b4 [ 55.914673][ T4064] vfs_get_tree+0x90/0x274 [ 55.915561][ T4064] do_new_mount+0x278/0x8fc [ 55.916624][ T4064] path_mount+0x594/0x101c [ 55.917589][ T4064] __arm64_sys_mount+0x510/0x5e0 [ 55.918592][ T4064] invoke_syscall+0x98/0x2b8 [ 55.919545][ T4064] el0_svc_common+0x138/0x258 [ 55.920524][ T4064] do_el0_svc+0x58/0x14c [ 55.921507][ T4064] el0_svc+0x7c/0x1f0 [ 55.922407][ T4064] el0t_64_sync_handler+0x84/0xe4 [ 55.923508][ T4064] el0t_64_sync+0x1a0/0x1a4 [ 55.946852][ T4065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 55.948564][ T4065] CPU: 1 PID: 4065 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 55.950442][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.952577][ T4065] Call trace: [ 55.953280][ T4065] dump_backtrace+0x0/0x530 [ 55.954302][ T4065] show_stack+0x2c/0x3c [ 55.955070][ T4065] dump_stack_lvl+0x108/0x170 [ 55.956094][ T4065] dump_stack+0x1c/0x58 [ 55.956876][ T4064] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 55.956956][ T4065] sysfs_create_dir_ns+0x278/0x318 [ 55.959951][ T4064] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 55.960803][ T4065] kobject_add_internal+0x384/0x8f0 [ 55.963311][ T4065] kobject_init_and_add+0x130/0x1a0 [ 55.964469][ T4065] gfs2_sys_fs_add+0x1f8/0x3f4 [ 55.965502][ T4065] gfs2_fill_super+0xe10/0x2010 [ 55.966504][ T4065] get_tree_bdev+0x360/0x54c [ 55.967401][ T4065] gfs2_get_tree+0x54/0x1b4 [ 55.968358][ T4065] vfs_get_tree+0x90/0x274 [ 55.969369][ T4065] do_new_mount+0x278/0x8fc [ 55.970415][ T4065] path_mount+0x594/0x101c [ 55.971323][ T4065] __arm64_sys_mount+0x510/0x5e0 [ 55.972373][ T4065] invoke_syscall+0x98/0x2b8 [ 55.973342][ T4065] el0_svc_common+0x138/0x258 [ 55.974309][ T4065] do_el0_svc+0x58/0x14c [ 55.975269][ T4065] el0_svc+0x7c/0x1f0 [ 55.976161][ T4065] el0t_64_sync_handler+0x84/0xe4 [ 55.977305][ T4065] el0t_64_sync+0x1a0/0x1a4 [ 56.016031][ T4065] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.026172][ T4065] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.032944][ T4068] loop2: detected capacity change from 0 to 32768 executing program [ 56.086812][ T4068] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.088411][ T4068] CPU: 1 PID: 4068 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 56.090306][ T4068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.092417][ T4068] Call trace: [ 56.093113][ T4068] dump_backtrace+0x0/0x530 [ 56.094051][ T4068] show_stack+0x2c/0x3c [ 56.094854][ T4068] dump_stack_lvl+0x108/0x170 [ 56.095892][ T4068] dump_stack+0x1c/0x58 [ 56.096796][ T4068] sysfs_create_dir_ns+0x278/0x318 [ 56.097983][ T4068] kobject_add_internal+0x384/0x8f0 [ 56.099036][ T4068] kobject_init_and_add+0x130/0x1a0 [ 56.100087][ T4068] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.101090][ T4068] gfs2_fill_super+0xe10/0x2010 [ 56.102032][ T4068] get_tree_bdev+0x360/0x54c [ 56.103063][ T4068] gfs2_get_tree+0x54/0x1b4 [ 56.103988][ T4068] vfs_get_tree+0x90/0x274 [ 56.104934][ T4068] do_new_mount+0x278/0x8fc [ 56.105916][ T4068] path_mount+0x594/0x101c [ 56.106808][ T4068] __arm64_sys_mount+0x510/0x5e0 [ 56.108035][ T4068] invoke_syscall+0x98/0x2b8 [ 56.108984][ T4068] el0_svc_common+0x138/0x258 [ 56.109965][ T4068] do_el0_svc+0x58/0x14c [ 56.110800][ T4068] el0_svc+0x7c/0x1f0 [ 56.111717][ T4068] el0t_64_sync_handler+0x84/0xe4 [ 56.112717][ T4068] el0t_64_sync+0x1a0/0x1a4 [ 56.196774][ T4068] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.206564][ T4068] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 56.283411][ T4067] loop4: detected capacity change from 0 to 32768 [ 56.297681][ T4067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.299156][ T4067] CPU: 1 PID: 4067 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 56.300902][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.302988][ T4067] Call trace: [ 56.303690][ T4067] dump_backtrace+0x0/0x530 [ 56.304706][ T4067] show_stack+0x2c/0x3c [ 56.305623][ T4067] dump_stack_lvl+0x108/0x170 [ 56.306691][ T4067] dump_stack+0x1c/0x58 [ 56.307584][ T4067] sysfs_create_dir_ns+0x278/0x318 [ 56.308689][ T4067] kobject_add_internal+0x384/0x8f0 [ 56.309893][ T4067] kobject_init_and_add+0x130/0x1a0 [ 56.311084][ T4067] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.312151][ T4067] gfs2_fill_super+0xe10/0x2010 [ 56.313182][ T4067] get_tree_bdev+0x360/0x54c [ 56.314047][ T4067] gfs2_get_tree+0x54/0x1b4 [ 56.314971][ T4067] vfs_get_tree+0x90/0x274 [ 56.315976][ T4067] do_new_mount+0x278/0x8fc [ 56.316945][ T4067] path_mount+0x594/0x101c [ 56.317818][ T4067] __arm64_sys_mount+0x510/0x5e0 [ 56.318805][ T4067] invoke_syscall+0x98/0x2b8 [ 56.319817][ T4067] el0_svc_common+0x138/0x258 [ 56.320751][ T4067] do_el0_svc+0x58/0x14c [ 56.321587][ T4067] el0_svc+0x7c/0x1f0 [ 56.322396][ T4067] el0t_64_sync_handler+0x84/0xe4 [ 56.323426][ T4067] el0t_64_sync+0x1a0/0x1a4 [ 56.325299][ T4067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.328604][ T4067] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 56.382561][ T4069] loop0: detected capacity change from 0 to 32768 [ 56.456978][ T4069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.458678][ T4069] CPU: 0 PID: 4069 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 56.460471][ T4069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.462557][ T4069] Call trace: [ 56.463266][ T4069] dump_backtrace+0x0/0x530 [ 56.464219][ T4069] show_stack+0x2c/0x3c [ 56.465064][ T4069] dump_stack_lvl+0x108/0x170 [ 56.466144][ T4069] dump_stack+0x1c/0x58 [ 56.466958][ T4069] sysfs_create_dir_ns+0x278/0x318 [ 56.468240][ T4069] kobject_add_internal+0x384/0x8f0 [ 56.469357][ T4069] kobject_init_and_add+0x130/0x1a0 [ 56.470597][ T4069] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.471550][ T4069] gfs2_fill_super+0xe10/0x2010 [ 56.472562][ T4069] get_tree_bdev+0x360/0x54c [ 56.473581][ T4069] gfs2_get_tree+0x54/0x1b4 [ 56.474566][ T4069] vfs_get_tree+0x90/0x274 [ 56.475502][ T4069] do_new_mount+0x278/0x8fc [ 56.476437][ T4069] path_mount+0x594/0x101c [ 56.477415][ T4069] __arm64_sys_mount+0x510/0x5e0 [ 56.478562][ T4069] invoke_syscall+0x98/0x2b8 [ 56.479603][ T4069] el0_svc_common+0x138/0x258 [ 56.480530][ T4069] do_el0_svc+0x58/0x14c [ 56.481373][ T4069] el0_svc+0x7c/0x1f0 [ 56.482164][ T4069] el0t_64_sync_handler+0x84/0xe4 [ 56.483193][ T4069] el0t_64_sync+0x1a0/0x1a4 [ 56.500017][ T4069] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.502876][ T4069] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.696295][ T4071] loop4: detected capacity change from 0 to 32768 [ 56.697101][ T4070] loop1: detected capacity change from 0 to 32768 [ 56.715465][ T4071] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.715473][ T4068] loop2: detected capacity change from 0 to 32768 [ 56.717103][ T4071] CPU: 0 PID: 4071 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 56.719978][ T4071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.721920][ T4071] Call trace: [ 56.722589][ T4071] dump_backtrace+0x0/0x530 [ 56.723491][ T4071] show_stack+0x2c/0x3c [ 56.724294][ T4071] dump_stack_lvl+0x108/0x170 [ 56.725277][ T4071] dump_stack+0x1c/0x58 [ 56.726168][ T4071] sysfs_create_dir_ns+0x278/0x318 [ 56.727199][ T4071] kobject_add_internal+0x384/0x8f0 [ 56.728281][ T4071] kobject_init_and_add+0x130/0x1a0 [ 56.729319][ T4071] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.730300][ T4071] gfs2_fill_super+0xe10/0x2010 [ 56.731294][ T4071] get_tree_bdev+0x360/0x54c [ 56.732213][ T4071] gfs2_get_tree+0x54/0x1b4 [ 56.733181][ T4071] vfs_get_tree+0x90/0x274 [ 56.734098][ T4071] do_new_mount+0x278/0x8fc [ 56.735117][ T4071] path_mount+0x594/0x101c [ 56.736042][ T4071] __arm64_sys_mount+0x510/0x5e0 [ 56.737063][ T4071] invoke_syscall+0x98/0x2b8 [ 56.738075][ T4071] el0_svc_common+0x138/0x258 [ 56.739035][ T4071] do_el0_svc+0x58/0x14c [ 56.739972][ T4071] el0_svc+0x7c/0x1f0 [ 56.740888][ T4071] el0t_64_sync_handler+0x84/0xe4 [ 56.741915][ T4071] el0t_64_sync+0x1a0/0x1a4 [ 56.743179][ T4071] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.745860][ T4071] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.747661][ T4070] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.749146][ T4070] CPU: 1 PID: 4070 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 56.750844][ T4070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.752860][ T4070] Call trace: [ 56.753554][ T4070] dump_backtrace+0x0/0x530 [ 56.754424][ T4070] show_stack+0x2c/0x3c [ 56.755293][ T4070] dump_stack_lvl+0x108/0x170 [ 56.756332][ T4070] dump_stack+0x1c/0x58 [ 56.757388][ T4070] sysfs_create_dir_ns+0x278/0x318 [ 56.758506][ T4070] kobject_add_internal+0x384/0x8f0 [ 56.759744][ T4070] kobject_init_and_add+0x130/0x1a0 [ 56.760747][ T4070] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.761724][ T4070] gfs2_fill_super+0xe10/0x2010 [ 56.762727][ T4070] get_tree_bdev+0x360/0x54c [ 56.763758][ T4070] gfs2_get_tree+0x54/0x1b4 [ 56.764701][ T4070] vfs_get_tree+0x90/0x274 [ 56.765632][ T4070] do_new_mount+0x278/0x8fc [ 56.766640][ T4070] path_mount+0x594/0x101c [ 56.767553][ T4070] __arm64_sys_mount+0x510/0x5e0 [ 56.768565][ T4070] invoke_syscall+0x98/0x2b8 [ 56.769497][ T4070] el0_svc_common+0x138/0x258 [ 56.770492][ T4070] do_el0_svc+0x58/0x14c [ 56.771340][ T4070] el0_svc+0x7c/0x1f0 [ 56.772143][ T4070] el0t_64_sync_handler+0x84/0xe4 [ 56.773163][ T4070] el0t_64_sync+0x1a0/0x1a4 [ 56.785766][ T4070] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.788784][ T4070] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.827090][ T4068] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.828841][ T4068] CPU: 1 PID: 4068 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 56.830730][ T4068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.832872][ T4068] Call trace: [ 56.833523][ T4068] dump_backtrace+0x0/0x530 [ 56.834448][ T4068] show_stack+0x2c/0x3c [ 56.835343][ T4068] dump_stack_lvl+0x108/0x170 [ 56.836360][ T4068] dump_stack+0x1c/0x58 [ 56.837211][ T4068] sysfs_create_dir_ns+0x278/0x318 [ 56.838298][ T4068] kobject_add_internal+0x384/0x8f0 [ 56.839400][ T4068] kobject_init_and_add+0x130/0x1a0 [ 56.840513][ T4068] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.841490][ T4068] gfs2_fill_super+0xe10/0x2010 [ 56.842534][ T4068] get_tree_bdev+0x360/0x54c [ 56.843469][ T4068] gfs2_get_tree+0x54/0x1b4 [ 56.844419][ T4068] vfs_get_tree+0x90/0x274 [ 56.845336][ T4068] do_new_mount+0x278/0x8fc [ 56.846335][ T4068] path_mount+0x594/0x101c [ 56.847340][ T4068] __arm64_sys_mount+0x510/0x5e0 [ 56.848423][ T4068] invoke_syscall+0x98/0x2b8 [ 56.849471][ T4068] el0_svc_common+0x138/0x258 [ 56.850492][ T4068] do_el0_svc+0x58/0x14c [ 56.851366][ T4068] el0_svc+0x7c/0x1f0 [ 56.852383][ T4068] el0t_64_sync_handler+0x84/0xe4 [ 56.853414][ T4068] el0t_64_sync+0x1a0/0x1a4 [ 56.866818][ T4068] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 56.869772][ T4068] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 56.889145][ T4069] loop0: detected capacity change from 0 to 32768 [ 56.966967][ T4069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 56.968683][ T4069] CPU: 1 PID: 4069 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 56.970586][ T4069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.972745][ T4069] Call trace: [ 56.973358][ T4069] dump_backtrace+0x0/0x530 [ 56.974344][ T4069] show_stack+0x2c/0x3c [ 56.975208][ T4069] dump_stack_lvl+0x108/0x170 [ 56.976207][ T4069] dump_stack+0x1c/0x58 [ 56.977127][ T4069] sysfs_create_dir_ns+0x278/0x318 [ 56.978220][ T4069] kobject_add_internal+0x384/0x8f0 [ 56.979363][ T4069] kobject_init_and_add+0x130/0x1a0 [ 56.980497][ T4069] gfs2_sys_fs_add+0x1f8/0x3f4 [ 56.981600][ T4069] gfs2_fill_super+0xe10/0x2010 [ 56.982644][ T4069] get_tree_bdev+0x360/0x54c [ 56.983688][ T4069] gfs2_get_tree+0x54/0x1b4 [ 56.984653][ T4069] vfs_get_tree+0x90/0x274 [ 56.985683][ T4069] do_new_mount+0x278/0x8fc [ 56.986758][ T4069] path_mount+0x594/0x101c [ 56.987742][ T4069] __arm64_sys_mount+0x510/0x5e0 [ 56.988841][ T4069] invoke_syscall+0x98/0x2b8 [ 56.989811][ T4069] el0_svc_common+0x138/0x258 [ 56.990890][ T4069] do_el0_svc+0x58/0x14c [ 56.991790][ T4069] el0_svc+0x7c/0x1f0 [ 56.992591][ T4069] el0t_64_sync_handler+0x84/0xe4 [ 56.993727][ T4069] el0t_64_sync+0x1a0/0x1a4 [ 57.031844][ T4069] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.034935][ T4069] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 57.193931][ T4071] loop4: detected capacity change from 0 to 32768 executing program [ 57.231876][ T4070] loop1: detected capacity change from 0 to 32768 [ 57.243181][ T4071] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.244968][ T4071] CPU: 0 PID: 4071 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 57.246887][ T4071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.249146][ T4071] Call trace: [ 57.249814][ T4071] dump_backtrace+0x0/0x530 [ 57.250713][ T4071] show_stack+0x2c/0x3c [ 57.251553][ T4071] dump_stack_lvl+0x108/0x170 [ 57.252599][ T4071] dump_stack+0x1c/0x58 [ 57.253495][ T4071] sysfs_create_dir_ns+0x278/0x318 [ 57.254595][ T4071] kobject_add_internal+0x384/0x8f0 [ 57.255747][ T4071] kobject_init_and_add+0x130/0x1a0 [ 57.256883][ T4071] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.257973][ T4071] gfs2_fill_super+0xe10/0x2010 [ 57.259024][ T4071] get_tree_bdev+0x360/0x54c [ 57.260067][ T4071] gfs2_get_tree+0x54/0x1b4 [ 57.261082][ T4071] vfs_get_tree+0x90/0x274 [ 57.262067][ T4071] do_new_mount+0x278/0x8fc [ 57.263109][ T4071] path_mount+0x594/0x101c [ 57.264095][ T4071] __arm64_sys_mount+0x510/0x5e0 [ 57.265114][ T4071] invoke_syscall+0x98/0x2b8 [ 57.266105][ T4071] el0_svc_common+0x138/0x258 [ 57.267240][ T4071] do_el0_svc+0x58/0x14c [ 57.268294][ T4071] el0_svc+0x7c/0x1f0 [ 57.269200][ T4071] el0t_64_sync_handler+0x84/0xe4 [ 57.270376][ T4071] el0t_64_sync+0x1a0/0x1a4 [ 57.304114][ T4071] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.307305][ T4071] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 57.312356][ T4070] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.314040][ T4070] CPU: 0 PID: 4070 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 57.315998][ T4070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.318164][ T4070] Call trace: [ 57.318963][ T4070] dump_backtrace+0x0/0x530 [ 57.320076][ T4070] show_stack+0x2c/0x3c [ 57.320925][ T4070] dump_stack_lvl+0x108/0x170 [ 57.321931][ T4070] dump_stack+0x1c/0x58 [ 57.322874][ T4070] sysfs_create_dir_ns+0x278/0x318 [ 57.323975][ T4070] kobject_add_internal+0x384/0x8f0 [ 57.325151][ T4070] kobject_init_and_add+0x130/0x1a0 [ 57.326191][ T4070] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.327252][ T4070] gfs2_fill_super+0xe10/0x2010 [ 57.328320][ T4070] get_tree_bdev+0x360/0x54c [ 57.329361][ T4070] gfs2_get_tree+0x54/0x1b4 [ 57.330305][ T4070] vfs_get_tree+0x90/0x274 [ 57.331262][ T4070] do_new_mount+0x278/0x8fc [ 57.332219][ T4070] path_mount+0x594/0x101c [ 57.333271][ T4070] __arm64_sys_mount+0x510/0x5e0 [ 57.334326][ T4070] invoke_syscall+0x98/0x2b8 [ 57.335443][ T4070] el0_svc_common+0x138/0x258 [ 57.336557][ T4070] do_el0_svc+0x58/0x14c [ 57.337430][ T4070] el0_svc+0x7c/0x1f0 [ 57.338414][ T4070] el0t_64_sync_handler+0x84/0xe4 [ 57.339652][ T4070] el0t_64_sync+0x1a0/0x1a4 [ 57.373158][ T4070] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.375937][ T4070] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 57.393813][ T4072] loop2: detected capacity change from 0 to 32768 [ 57.424121][ T4073] loop0: detected capacity change from 0 to 32768 executing program [ 57.473614][ T4072] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.478856][ T4072] CPU: 1 PID: 4072 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 57.480760][ T4072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.482730][ T4072] Call trace: [ 57.483415][ T4072] dump_backtrace+0x0/0x530 [ 57.484356][ T4072] show_stack+0x2c/0x3c [ 57.485190][ T4072] dump_stack_lvl+0x108/0x170 [ 57.486174][ T4072] dump_stack+0x1c/0x58 [ 57.487010][ T4072] sysfs_create_dir_ns+0x278/0x318 [ 57.488151][ T4072] kobject_add_internal+0x384/0x8f0 [ 57.489312][ T4072] kobject_init_and_add+0x130/0x1a0 [ 57.490499][ T4072] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.491581][ T4072] gfs2_fill_super+0xe10/0x2010 [ 57.492617][ T4072] get_tree_bdev+0x360/0x54c [ 57.493645][ T4072] gfs2_get_tree+0x54/0x1b4 [ 57.494662][ T4072] vfs_get_tree+0x90/0x274 [ 57.495606][ T4072] do_new_mount+0x278/0x8fc [ 57.496546][ T4072] path_mount+0x594/0x101c [ 57.497435][ T4072] __arm64_sys_mount+0x510/0x5e0 [ 57.498437][ T4072] invoke_syscall+0x98/0x2b8 [ 57.499362][ T4072] el0_svc_common+0x138/0x258 [ 57.500276][ T4072] do_el0_svc+0x58/0x14c [ 57.501107][ T4072] el0_svc+0x7c/0x1f0 [ 57.501884][ T4072] el0t_64_sync_handler+0x84/0xe4 [ 57.502875][ T4072] el0t_64_sync+0x1a0/0x1a4 [ 57.505716][ T4072] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.509010][ T4072] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 57.536821][ T4073] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.538373][ T4073] CPU: 1 PID: 4073 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 57.540158][ T4073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.542268][ T4073] Call trace: [ 57.542945][ T4073] dump_backtrace+0x0/0x530 [ 57.543848][ T4073] show_stack+0x2c/0x3c [ 57.544721][ T4073] dump_stack_lvl+0x108/0x170 [ 57.545712][ T4073] dump_stack+0x1c/0x58 [ 57.546632][ T4073] sysfs_create_dir_ns+0x278/0x318 [ 57.547648][ T4073] kobject_add_internal+0x384/0x8f0 [ 57.548718][ T4073] kobject_init_and_add+0x130/0x1a0 [ 57.549791][ T4073] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.550879][ T4073] gfs2_fill_super+0xe10/0x2010 [ 57.552029][ T4073] get_tree_bdev+0x360/0x54c [ 57.553060][ T4073] gfs2_get_tree+0x54/0x1b4 [ 57.554018][ T4073] vfs_get_tree+0x90/0x274 [ 57.555014][ T4073] do_new_mount+0x278/0x8fc [ 57.555988][ T4073] path_mount+0x594/0x101c [ 57.556905][ T4073] __arm64_sys_mount+0x510/0x5e0 [ 57.557974][ T4073] invoke_syscall+0x98/0x2b8 [ 57.559042][ T4073] el0_svc_common+0x138/0x258 [ 57.560086][ T4073] do_el0_svc+0x58/0x14c [ 57.561073][ T4073] el0_svc+0x7c/0x1f0 [ 57.561983][ T4073] el0t_64_sync_handler+0x84/0xe4 [ 57.563096][ T4073] el0t_64_sync+0x1a0/0x1a4 [ 57.576543][ T4073] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.592036][ T4073] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 57.875706][ T4072] loop2: detected capacity change from 0 to 32768 [ 57.885756][ T4072] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.890024][ T4072] CPU: 1 PID: 4072 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 57.891895][ T4072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.892047][ T4074] loop4: detected capacity change from 0 to 32768 [ 57.894196][ T4072] Call trace: [ 57.896501][ T4072] dump_backtrace+0x0/0x530 [ 57.897588][ T4072] show_stack+0x2c/0x3c [ 57.898406][ T4072] dump_stack_lvl+0x108/0x170 [ 57.899452][ T4072] dump_stack+0x1c/0x58 [ 57.900351][ T4072] sysfs_create_dir_ns+0x278/0x318 [ 57.901487][ T4072] kobject_add_internal+0x384/0x8f0 [ 57.902655][ T4072] kobject_init_and_add+0x130/0x1a0 [ 57.903839][ T4072] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.904887][ T4072] gfs2_fill_super+0xe10/0x2010 [ 57.905895][ T4072] get_tree_bdev+0x360/0x54c [ 57.906876][ T4072] gfs2_get_tree+0x54/0x1b4 [ 57.907842][ T4072] vfs_get_tree+0x90/0x274 [ 57.908879][ T4072] do_new_mount+0x278/0x8fc [ 57.909881][ T4072] path_mount+0x594/0x101c [ 57.910877][ T4072] __arm64_sys_mount+0x510/0x5e0 [ 57.911977][ T4072] invoke_syscall+0x98/0x2b8 [ 57.913034][ T4072] el0_svc_common+0x138/0x258 [ 57.914196][ T4072] do_el0_svc+0x58/0x14c [ 57.915139][ T4072] el0_svc+0x7c/0x1f0 [ 57.916028][ T4072] el0t_64_sync_handler+0x84/0xe4 [ 57.917165][ T4072] el0t_64_sync+0x1a0/0x1a4 [ 57.928099][ T4075] loop1: detected capacity change from 0 to 32768 [ 57.940363][ T4075] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.942110][ T4075] CPU: 0 PID: 4075 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 57.943988][ T4075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.946052][ T4075] Call trace: [ 57.946818][ T4075] dump_backtrace+0x0/0x530 [ 57.947973][ T4075] show_stack+0x2c/0x3c [ 57.948810][ T4075] dump_stack_lvl+0x108/0x170 [ 57.949923][ T4075] dump_stack+0x1c/0x58 [ 57.950866][ T4075] sysfs_create_dir_ns+0x278/0x318 [ 57.951983][ T4075] kobject_add_internal+0x384/0x8f0 [ 57.953061][ T4075] kobject_init_and_add+0x130/0x1a0 [ 57.954104][ T4075] gfs2_sys_fs_add+0x1f8/0x3f4 [ 57.955128][ T4075] gfs2_fill_super+0xe10/0x2010 [ 57.956155][ T4075] get_tree_bdev+0x360/0x54c [ 57.956477][ T4072] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.957197][ T4075] gfs2_get_tree+0x54/0x1b4 [ 57.959892][ T4072] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 57.960866][ T4075] vfs_get_tree+0x90/0x274 [ 57.963075][ T4075] do_new_mount+0x278/0x8fc [ 57.964094][ T4075] path_mount+0x594/0x101c [ 57.965147][ T4075] __arm64_sys_mount+0x510/0x5e0 [ 57.966162][ T4075] invoke_syscall+0x98/0x2b8 [ 57.967162][ T4075] el0_svc_common+0x138/0x258 [ 57.968187][ T4075] do_el0_svc+0x58/0x14c [ 57.969181][ T4075] el0_svc+0x7c/0x1f0 [ 57.970001][ T4075] el0t_64_sync_handler+0x84/0xe4 [ 57.971119][ T4075] el0t_64_sync+0x1a0/0x1a4 [ 57.976048][ T4075] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 57.979630][ T4075] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 57.991664][ T4074] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 57.993361][ T4074] CPU: 0 PID: 4074 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 57.995111][ T4074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 57.997185][ T4074] Call trace: [ 57.997915][ T4074] dump_backtrace+0x0/0x530 [ 57.998921][ T4074] show_stack+0x2c/0x3c [ 57.999805][ T4074] dump_stack_lvl+0x108/0x170 [ 58.000915][ T4074] dump_stack+0x1c/0x58 [ 58.001753][ T4074] sysfs_create_dir_ns+0x278/0x318 [ 58.002894][ T4074] kobject_add_internal+0x384/0x8f0 [ 58.004148][ T4074] kobject_init_and_add+0x130/0x1a0 [ 58.005265][ T4074] gfs2_sys_fs_add+0x1f8/0x3f4 [ 58.006210][ T4074] gfs2_fill_super+0xe10/0x2010 [ 58.007282][ T4074] get_tree_bdev+0x360/0x54c [ 58.008284][ T4074] gfs2_get_tree+0x54/0x1b4 [ 58.009202][ T4074] vfs_get_tree+0x90/0x274 [ 58.010141][ T4074] do_new_mount+0x278/0x8fc [ 58.011172][ T4074] path_mount+0x594/0x101c [ 58.012120][ T4074] __arm64_sys_mount+0x510/0x5e0 [ 58.013241][ T4074] invoke_syscall+0x98/0x2b8 [ 58.014255][ T4074] el0_svc_common+0x138/0x258 [ 58.015196][ T4074] do_el0_svc+0x58/0x14c [ 58.016167][ T4074] el0_svc+0x7c/0x1f0 [ 58.017077][ T4074] el0t_64_sync_handler+0x84/0xe4 [ 58.018182][ T4074] el0t_64_sync+0x1a0/0x1a4 [ 58.046507][ T4074] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 58.049351][ T4074] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 58.158121][ T4073] loop0: detected capacity change from 0 to 32768 [ 58.217088][ T4073] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 58.218826][ T4073] CPU: 1 PID: 4073 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 58.220518][ T4073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.222654][ T4073] Call trace: [ 58.223371][ T4073] dump_backtrace+0x0/0x530 [ 58.224324][ T4073] show_stack+0x2c/0x3c [ 58.225353][ T4073] dump_stack_lvl+0x108/0x170 [ 58.226399][ T4073] dump_stack+0x1c/0x58 [ 58.227265][ T4073] sysfs_create_dir_ns+0x278/0x318 [ 58.228276][ T4073] kobject_add_internal+0x384/0x8f0 [ 58.229313][ T4073] kobject_init_and_add+0x130/0x1a0 [ 58.230474][ T4073] gfs2_sys_fs_add+0x1f8/0x3f4 [ 58.231540][ T4073] gfs2_fill_super+0xe10/0x2010 [ 58.232550][ T4073] get_tree_bdev+0x360/0x54c [ 58.233656][ T4073] gfs2_get_tree+0x54/0x1b4 [ 58.234561][ T4073] vfs_get_tree+0x90/0x274 [ 58.235586][ T4073] do_new_mount+0x278/0x8fc [ 58.236532][ T4073] path_mount+0x594/0x101c [ 58.237454][ T4073] __arm64_sys_mount+0x510/0x5e0 [ 58.238507][ T4073] invoke_syscall+0x98/0x2b8 [ 58.239584][ T4073] el0_svc_common+0x138/0x258 [ 58.240621][ T4073] do_el0_svc+0x58/0x14c [ 58.241456][ T4073] el0_svc+0x7c/0x1f0 [ 58.242275][ T4073] el0t_64_sync_handler+0x84/0xe4 [ 58.243270][ T4073] el0t_64_sync+0x1a0/0x1a4 [ 58.286493][ T4073] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 58.289337][ T4073] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 58.406550][ T4075] loop1: detected capacity change from 0 to 32768 [ 58.414471][ T4076] loop2: detected capacity change from 0 to 32768 [ 58.437933][ T4076] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 58.439521][ T4076] CPU: 1 PID: 4076 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 58.441380][ T4076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.443573][ T4076] Call trace: [ 58.444273][ T4076] dump_backtrace+0x0/0x530 [ 58.445244][ T4076] show_stack+0x2c/0x3c [ 58.446027][ T4076] dump_stack_lvl+0x108/0x170 [ 58.447138][ T4076] dump_stack+0x1c/0x58 [ 58.448098][ T4076] sysfs_create_dir_ns+0x278/0x318 [ 58.449266][ T4076] kobject_add_internal+0x384/0x8f0 [ 58.450432][ T4076] kobject_init_and_add+0x130/0x1a0 [ 58.451650][ T4076] gfs2_sys_fs_add+0x1f8/0x3f4 [ 58.452718][ T4076] gfs2_fill_super+0xe10/0x2010 [ 58.453812][ T4076] get_tree_bdev+0x360/0x54c [ 58.454787][ T4076] gfs2_get_tree+0x54/0x1b4 [ 58.455714][ T4076] vfs_get_tree+0x90/0x274 [ 58.456814][ T4076] do_new_mount+0x278/0x8fc [ 58.457800][ T4076] path_mount+0x594/0x101c [ 58.458805][ T4076] __arm64_sys_mount+0x510/0x5e0 [ 58.459893][ T4076] invoke_syscall+0x98/0x2b8 [ 58.460985][ T4076] el0_svc_common+0x138/0x258 [ 58.462011][ T4076] do_el0_svc+0x58/0x14c [ 58.462980][ T4076] el0_svc+0x7c/0x1f0 [ 58.463899][ T4076] el0t_64_sync_handler+0x84/0xe4 [ 58.464977][ T4076] el0t_64_sync+0x1a0/0x1a4 [ 58.467143][ T4076] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 58.469956][ T4076] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 58.473099][ T4074] loop4: detected capacity change from 0 to 32768 [ 58.495458][ T4075] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 58.497216][ T4075] CPU: 0 PID: 4075 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 58.498991][ T4075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.501188][ T4075] Call trace: [ 58.501860][ T4075] dump_backtrace+0x0/0x530 [ 58.502878][ T4075] show_stack+0x2c/0x3c [ 58.503790][ T4075] dump_stack_lvl+0x108/0x170 [ 58.504851][ T4075] dump_stack+0x1c/0x58 [ 58.505665][ T4075] sysfs_create_dir_ns+0x278/0x318 [ 58.506884][ T4075] kobject_add_internal+0x384/0x8f0 [ 58.508114][ T4075] kobject_init_and_add+0x130/0x1a0 [ 58.509415][ T4075] gfs2_sys_fs_add+0x1f8/0x3f4 [ 58.510434][ T4075] gfs2_fill_super+0xe10/0x2010 [ 58.511473][ T4075] get_tree_bdev+0x360/0x54c [ 58.512554][ T4075] gfs2_get_tree+0x54/0x1b4 [ 58.513654][ T4075] vfs_get_tree+0x90/0x274 [ 58.514677][ T4075] do_new_mount+0x278/0x8fc [ 58.515669][ T4075] path_mount+0x594/0x101c [ 58.516596][ T4075] __arm64_sys_mount+0x510/0x5e0 [ 58.517657][ T4075] invoke_syscall+0x98/0x2b8 [ 58.518626][ T4075] el0_svc_common+0x138/0x258 [ 58.519640][ T4075] do_el0_svc+0x58/0x14c [ 58.520505][ T4075] el0_svc+0x7c/0x1f0 [ 58.521353][ T4075] el0t_64_sync_handler+0x84/0xe4 [ 58.522403][ T4075] el0t_64_sync+0x1a0/0x1a4 [ 58.527792][ T4075] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 58.530836][ T4074] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 58.532548][ T4074] CPU: 0 PID: 4074 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 58.534363][ T4074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.536382][ T4074] Call trace: [ 58.537023][ T4074] dump_backtrace+0x0/0x530 [ 58.538106][ T4074] show_stack+0x2c/0x3c [ 58.538962][ T4074] dump_stack_lvl+0x108/0x170 [ 58.540158][ T4074] dump_stack+0x1c/0x58 [ 58.541153][ T4074] sysfs_create_dir_ns+0x278/0x318 [ 58.542314][ T4074] kobject_add_internal+0x384/0x8f0 [ 58.543572][ T4074] kobject_init_and_add+0x130/0x1a0 [ 58.544631][ T4074] gfs2_sys_fs_add+0x1f8/0x3f4 [ 58.545635][ T4074] gfs2_fill_super+0xe10/0x2010 [ 58.546642][ T4074] get_tree_bdev+0x360/0x54c [ 58.547606][ T4074] gfs2_get_tree+0x54/0x1b4 [ 58.548591][ T4074] vfs_get_tree+0x90/0x274 [ 58.549527][ T4074] do_new_mount+0x278/0x8fc [ 58.550665][ T4074] path_mount+0x594/0x101c [ 58.551605][ T4074] __arm64_sys_mount+0x510/0x5e0 [ 58.552675][ T4074] invoke_syscall+0x98/0x2b8 [ 58.553671][ T4074] el0_svc_common+0x138/0x258 [ 58.554630][ T4074] do_el0_svc+0x58/0x14c [ 58.555543][ T4074] el0_svc+0x7c/0x1f0 [ 58.556482][ T4074] el0t_64_sync_handler+0x84/0xe4 [ 58.557505][ T4074] el0t_64_sync+0x1a0/0x1a4 [ 58.561712][ T4075] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 58.607857][ T4074] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 58.610690][ T4074] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 58.778179][ T4077] loop0: detected capacity change from 0 to 32768 executing program [ 58.885930][ T4077] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 58.887837][ T4077] CPU: 0 PID: 4077 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 58.889707][ T4077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.891752][ T4077] Call trace: [ 58.892492][ T4077] dump_backtrace+0x0/0x530 [ 58.893509][ T4077] show_stack+0x2c/0x3c [ 58.894325][ T4077] dump_stack_lvl+0x108/0x170 [ 58.895270][ T4077] dump_stack+0x1c/0x58 [ 58.896051][ T4077] sysfs_create_dir_ns+0x278/0x318 [ 58.897083][ T4077] kobject_add_internal+0x384/0x8f0 [ 58.898142][ T4077] kobject_init_and_add+0x130/0x1a0 [ 58.899298][ T4077] gfs2_sys_fs_add+0x1f8/0x3f4 [ 58.900192][ T4077] gfs2_fill_super+0xe10/0x2010 [ 58.901049][ T4077] get_tree_bdev+0x360/0x54c [ 58.901988][ T4077] gfs2_get_tree+0x54/0x1b4 [ 58.902898][ T4077] vfs_get_tree+0x90/0x274 [ 58.903804][ T4077] do_new_mount+0x278/0x8fc [ 58.904692][ T4077] path_mount+0x594/0x101c [ 58.905597][ T4077] __arm64_sys_mount+0x510/0x5e0 [ 58.906618][ T4077] invoke_syscall+0x98/0x2b8 [ 58.907590][ T4077] el0_svc_common+0x138/0x258 [ 58.908545][ T4077] do_el0_svc+0x58/0x14c [ 58.909438][ T4077] el0_svc+0x7c/0x1f0 [ 58.910267][ T4077] el0t_64_sync_handler+0x84/0xe4 [ 58.911340][ T4077] el0t_64_sync+0x1a0/0x1a4 [ 58.928285][ T4078] loop1: detected capacity change from 0 to 32768 [ 58.939188][ T4078] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 58.940878][ T4078] CPU: 0 PID: 4078 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 58.942759][ T4078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.944869][ T4078] Call trace: [ 58.945560][ T4078] dump_backtrace+0x0/0x530 [ 58.946524][ T4078] show_stack+0x2c/0x3c [ 58.947445][ T4078] dump_stack_lvl+0x108/0x170 [ 58.948416][ T4078] dump_stack+0x1c/0x58 [ 58.949279][ T4078] sysfs_create_dir_ns+0x278/0x318 [ 58.950353][ T4078] kobject_add_internal+0x384/0x8f0 [ 58.951543][ T4078] kobject_init_and_add+0x130/0x1a0 [ 58.952711][ T4078] gfs2_sys_fs_add+0x1f8/0x3f4 [ 58.953773][ T4078] gfs2_fill_super+0xe10/0x2010 [ 58.954784][ T4078] get_tree_bdev+0x360/0x54c [ 58.955825][ T4078] gfs2_get_tree+0x54/0x1b4 [ 58.956759][ T4078] vfs_get_tree+0x90/0x274 [ 58.957728][ T4078] do_new_mount+0x278/0x8fc [ 58.958672][ T4078] path_mount+0x594/0x101c [ 58.959676][ T4078] __arm64_sys_mount+0x510/0x5e0 [ 58.960761][ T4078] invoke_syscall+0x98/0x2b8 [ 58.961749][ T4078] el0_svc_common+0x138/0x258 [ 58.962758][ T4078] do_el0_svc+0x58/0x14c [ 58.963789][ T4078] el0_svc+0x7c/0x1f0 [ 58.964592][ T4078] el0t_64_sync_handler+0x84/0xe4 [ 58.965614][ T4078] el0t_64_sync+0x1a0/0x1a4 [ 58.966479][ T4077] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 58.968782][ T4078] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 58.969849][ T4077] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 58.972359][ T4078] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 59.043571][ T4076] loop2: detected capacity change from 0 to 32768 [ 59.097483][ T4076] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 59.099231][ T4076] CPU: 1 PID: 4076 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 59.101117][ T4076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 59.103276][ T4076] Call trace: [ 59.103884][ T4076] dump_backtrace+0x0/0x530 [ 59.104914][ T4076] show_stack+0x2c/0x3c [ 59.105757][ T4076] dump_stack_lvl+0x108/0x170 [ 59.106733][ T4076] dump_stack+0x1c/0x58 [ 59.107582][ T4076] sysfs_create_dir_ns+0x278/0x318 [ 59.108770][ T4076] kobject_add_internal+0x384/0x8f0 [ 59.109876][ T4076] kobject_init_and_add+0x130/0x1a0 [ 59.111001][ T4076] gfs2_sys_fs_add+0x1f8/0x3f4 [ 59.112047][ T4076] gfs2_fill_super+0xe10/0x2010 [ 59.113116][ T4076] get_tree_bdev+0x360/0x54c [ 59.114185][ T4076] gfs2_get_tree+0x54/0x1b4 [ 59.115136][ T4076] vfs_get_tree+0x90/0x274 [ 59.116066][ T4076] do_new_mount+0x278/0x8fc [ 59.116991][ T4076] path_mount+0x594/0x101c [ 59.117940][ T4076] __arm64_sys_mount+0x510/0x5e0 [ 59.118956][ T4076] invoke_syscall+0x98/0x2b8 [ 59.119935][ T4076] el0_svc_common+0x138/0x258 [ 59.121055][ T4076] do_el0_svc+0x58/0x14c [ 59.121971][ T4076] el0_svc+0x7c/0x1f0 [ 59.122777][ T4076] el0t_64_sync_handler+0x84/0xe4 [ 59.123833][ T4076] el0t_64_sync+0x1a0/0x1a4 [ 59.176658][ T4076] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 59.179379][ T4076] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 59.190462][ T4079] loop4: detected capacity change from 0 to 32768 [ 59.223304][ T4078] loop1: detected capacity change from 0 to 32768 [ 59.247009][ T4079] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 59.248665][ T4079] CPU: 1 PID: 4079 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 59.250503][ T4079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 59.252476][ T4079] Call trace: [ 59.253217][ T4079] dump_backtrace+0x0/0x530 [ 59.254194][ T4079] show_stack+0x2c/0x3c [ 59.255095][ T4079] dump_stack_lvl+0x108/0x170 [ 59.256143][ T4079] dump_stack+0x1c/0x58 [ 59.256986][ T4079] sysfs_create_dir_ns+0x278/0x318 [ 59.257987][ T4079] kobject_add_internal+0x384/0x8f0 [ 59.259080][ T4079] kobject_init_and_add+0x130/0x1a0 [ 59.260134][ T4079] gfs2_sys_fs_add+0x1f8/0x3f4 [ 59.261049][ T4079] gfs2_fill_super+0xe10/0x2010 [ 59.262031][ T4079] get_tree_bdev+0x360/0x54c [ 59.263031][ T4079] gfs2_get_tree+0x54/0x1b4 [ 59.264007][ T4079] vfs_get_tree+0x90/0x274 [ 59.264922][ T4079] do_new_mount+0x278/0x8fc [ 59.265875][ T4079] path_mount+0x594/0x101c [ 59.266829][ T4079] __arm64_sys_mount+0x510/0x5e0 [ 59.267840][ T4079] invoke_syscall+0x98/0x2b8 [ 59.268853][ T4079] el0_svc_common+0x138/0x258 [ 59.269837][ T4079] do_el0_svc+0x58/0x14c [ 59.270830][ T4079] el0_svc+0x7c/0x1f0 [ 59.271677][ T4079] el0t_64_sync_handler+0x84/0xe4 [ 59.272793][ T4079] el0t_64_sync+0x1a0/0x1a4 [ 59.304425][ T4079] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 59.307628][ T4078] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 59.307700][ T4079] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 59.308990][ T4078] CPU: 0 PID: 4078 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 59.311777][ T4078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 59.313734][ T4078] Call trace: [ 59.314419][ T4078] dump_backtrace+0x0/0x530 [ 59.315308][ T4078] show_stack+0x2c/0x3c [ 59.316162][ T4078] dump_stack_lvl+0x108/0x170 [ 59.317134][ T4078] dump_stack+0x1c/0x58 [ 59.318048][ T4078] sysfs_create_dir_ns+0x278/0x318 [ 59.319153][ T4078] kobject_add_internal+0x384/0x8f0 [ 59.320272][ T4078] kobject_init_and_add+0x130/0x1a0 [ 59.321327][ T4078] gfs2_sys_fs_add+0x1f8/0x3f4 [ 59.322283][ T4078] gfs2_fill_super+0xe10/0x2010 [ 59.323228][ T4078] get_tree_bdev+0x360/0x54c [ 59.324132][ T4078] gfs2_get_tree+0x54/0x1b4 [ 59.325067][ T4078] vfs_get_tree+0x90/0x274 [ 59.326060][ T4078] do_new_mount+0x278/0x8fc [ 59.326997][ T4078] path_mount+0x594/0x101c [ 59.327871][ T4078] __arm64_sys_mount+0x510/0x5e0 [ 59.329012][ T4078] invoke_syscall+0x98/0x2b8 [ 59.329947][ T4078] el0_svc_common+0x138/0x258 [ 59.330978][ T4078] do_el0_svc+0x58/0x14c [ 59.331863][ T4078] el0_svc+0x7c/0x1f0 [ 59.332738][ T4078] el0t_64_sync_handler+0x84/0xe4 [ 59.333814][ T4078] el0t_64_sync+0x1a0/0x1a4 [ 59.342816][ T4078] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 59.345556][ T4078] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 59.416675][ T4077] loop0: detected capacity change from 0 to 32768 executing program [ 59.525195][ T4077] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 59.527200][ T4077] CPU: 0 PID: 4077 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 59.528886][ T4077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 59.530998][ T4077] Call trace: [ 59.531721][ T4077] dump_backtrace+0x0/0x530 [ 59.532638][ T4077] show_stack+0x2c/0x3c [ 59.533518][ T4077] dump_stack_lvl+0x108/0x170 [ 59.534528][ T4077] dump_stack+0x1c/0x58 [ 59.535419][ T4077] sysfs_create_dir_ns+0x278/0x318 [ 59.536470][ T4077] kobject_add_internal+0x384/0x8f0 [ 59.537696][ T4077] kobject_init_and_add+0x130/0x1a0 [ 59.538768][ T4077] gfs2_sys_fs_add+0x1f8/0x3f4 [ 59.539744][ T4077] gfs2_fill_super+0xe10/0x2010 [ 59.540678][ T4077] get_tree_bdev+0x360/0x54c [ 59.541663][ T4077] gfs2_get_tree+0x54/0x1b4 [ 59.542596][ T4077] vfs_get_tree+0x90/0x274 [ 59.543484][ T4077] do_new_mount+0x278/0x8fc [ 59.544461][ T4077] path_mount+0x594/0x101c [ 59.545398][ T4077] __arm64_sys_mount+0x510/0x5e0 [ 59.546395][ T4077] invoke_syscall+0x98/0x2b8 [ 59.547411][ T4077] el0_svc_common+0x138/0x258 [ 59.548335][ T4077] do_el0_svc+0x58/0x14c [ 59.549276][ T4077] el0_svc+0x7c/0x1f0 [ 59.550104][ T4077] el0t_64_sync_handler+0x84/0xe4 [ 59.551153][ T4077] el0t_64_sync+0x1a0/0x1a4 [ 59.576497][ T4077] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 59.579367][ T4077] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 59.615734][ T4080] loop2: detected capacity change from 0 to 32768 [ 59.625609][ T4080] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 59.627295][ T4080] CPU: 0 PID: 4080 Comm: syz-executor165 Not tainted 5.15.173-syzkaller #0 [ 59.629114][ T4080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 59.631239][ T4080] Call trace: [ 59.631920][ T4080] dump_backtrace+0x0/0x530 [ 59.632823][ T4080] show_stack+0x2c/0x3c [ 59.633886][ T4080] dump_stack_lvl+0x108/0x170 [ 59.634778][ T4080] dump_stack+0x1c/0x58 [ 59.635730][ T4080] sysfs_create_dir_ns+0x278/0x318 [ 59.636749][ T4080] kobject_add_internal+0x384/0x8f0 [ 59.637883][ T4080] kobject_init_and_add+0x130/0x1a0 [ 59.638940][ T4080] gfs2_sys_fs_add+0x1f8/0x3f4