[ T4789] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  463.184562][ T4789] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  463.192571][ T4789]  </TASK>
[  463.203500][ T4789] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  463.216954][ T4789] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
[  463.657770][ T4790] loop2: detected capacity change from 0 to 32768
[  463.732520][ T4790] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  463.751629][ T4790] CPU: 1 PID: 4790 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  463.760268][ T4790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  463.770348][ T4790] Call Trace:
[  463.773656][ T4790]  <TASK>
[  463.776600][ T4790]  dump_stack_lvl+0x1e3/0x2d0
[  463.781697][ T4790]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  463.787354][ T4790]  ? panic+0x860/0x860
[  463.791460][ T4790]  ? sysfs_create_dir_ns+0x282/0x390
[  463.796776][ T4790]  sysfs_create_dir_ns+0x2c6/0x390
[  463.801911][ T4790]  ? sysfs_warn_dup+0xa0/0xa0
[  463.806606][ T4790]  ? do_raw_spin_unlock+0x137/0x8b0
[  463.811830][ T4790]  ? kobject_set_name_vargs+0xca/0x110
[  463.817404][ T4790]  kobject_add_internal+0x6e0/0xe00
[  463.822635][ T4790]  kobject_init_and_add+0x120/0x190
[  463.827860][ T4790]  ? lockdep_softirqs_off+0x420/0x420
[  463.833266][ T4790]  ? widen_string+0x3a/0x310
[  463.838223][ T4790]  ? kobject_add+0x210/0x210
[  463.842834][ T4790]  ? __init_swait_queue_head+0xaa/0x140
[  463.848396][ T4790]  gfs2_sys_fs_add+0x237/0x4a0
[  463.853206][ T4790]  ? gfs2_recover_set+0x240/0x240
[  463.858335][ T4790]  ? snprintf+0xd6/0x120
[  463.862602][ T4790]  ? vscnprintf+0x80/0x80
[  463.866958][ T4790]  ? read_word_at_a_time+0xe/0x20
[  463.872016][ T4790]  ? strscpy+0x89/0x220
[  463.876209][ T4790]  gfs2_fill_super+0x1299/0x2750
[  463.881197][ T4790]  ? gfs2_reconfigure+0xcf0/0xcf0
[  463.886248][ T4790]  ? ptr_to_hashval+0x60/0x60
[  463.890953][ T4790]  ? up_write+0x19d/0x580
[  463.895328][ T4790]  ? set_blocksize+0x1ec/0x370
[  463.900128][ T4790]  get_tree_bdev+0x3fe/0x620
[  463.904742][ T4790]  ? gfs2_reconfigure+0xcf0/0xcf0
[  463.909884][ T4790]  gfs2_get_tree+0x50/0x210
[  463.914427][ T4790]  ? bpf_lsm_capable+0x5/0x10
[  463.919141][ T4790]  vfs_get_tree+0x88/0x270
[  463.923606][ T4790]  do_new_mount+0x2ba/0xb40
[  463.928153][ T4790]  ? do_move_mount_old+0x160/0x160
[  463.933302][ T4790]  ? user_path_at_empty+0x12b/0x180
[  463.938534][ T4790]  __se_sys_mount+0x2d5/0x3c0
[  463.943255][ T4790]  ? __x64_sys_mount+0xc0/0xc0
[  463.948061][ T4790]  ? syscall_enter_from_user_mode+0x2e/0x240
[  463.954080][ T4790]  ? lockdep_hardirqs_on+0x94/0x130
[  463.959312][ T4790]  ? __x64_sys_mount+0x1c/0xc0
[  463.964109][ T4790]  do_syscall_64+0x3b/0xb0
[  463.968578][ T4790]  ? clear_bhb_loop+0x15/0x70
[  463.973287][ T4790]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  463.979225][ T4790] RIP: 0033:0x7f0ff4aec25a
[  463.983946][ T4790] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  464.003749][ T4790] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  464.012287][ T4790] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  464.020288][ T4790] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  464.028377][ T4790] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  464.036489][ T4790] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  464.044496][ T4790] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  464.052631][ T4790]  </TASK>
[  464.249804][ T4792] loop0: detected capacity change from 0 to 32768
[  464.265154][ T4791] loop3: detected capacity change from 0 to 32768
[  464.271872][ T4790] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  464.286876][ T4790] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  464.302550][ T4793] loop1: detected capacity change from 0 to 32768
[  464.305311][ T4792] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  464.316497][ T4792] CPU: 0 PID: 4792 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  464.325229][ T4792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  464.335310][ T4792] Call Trace:
[  464.338615][ T4792]  <TASK>
[  464.341564][ T4792]  dump_stack_lvl+0x1e3/0x2d0
[  464.346273][ T4792]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  464.348204][ T4791] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  464.352188][ T4792]  ? panic+0x860/0x860
[  464.352225][ T4792]  ? sysfs_create_dir_ns+0x282/0x390
[  464.352257][ T4792]  sysfs_create_dir_ns+0x2c6/0x390
[  464.352287][ T4792]  ? sysfs_warn_dup+0xa0/0xa0
[  464.379117][ T4792]  ? do_raw_spin_unlock+0x137/0x8b0
[  464.384346][ T4792]  ? kobject_set_name_vargs+0xca/0x110
[  464.389849][ T4792]  kobject_add_internal+0x6e0/0xe00
[  464.395220][ T4792]  kobject_init_and_add+0x120/0x190
[  464.400432][ T4792]  ? lockdep_softirqs_off+0x420/0x420
[  464.405821][ T4792]  ? widen_string+0x3a/0x310
[  464.410527][ T4792]  ? kobject_add+0x210/0x210
[  464.415133][ T4792]  ? __init_swait_queue_head+0xaa/0x140
[  464.420700][ T4792]  gfs2_sys_fs_add+0x237/0x4a0
[  464.425496][ T4792]  ? gfs2_recover_set+0x240/0x240
[  464.430536][ T4792]  ? snprintf+0xd6/0x120
[  464.434795][ T4792]  ? vscnprintf+0x80/0x80
[  464.439152][ T4792]  ? read_word_at_a_time+0xe/0x20
[  464.444810][ T4792]  ? strscpy+0x89/0x220
[  464.448996][ T4792]  gfs2_fill_super+0x1299/0x2750
[  464.453980][ T4792]  ? gfs2_reconfigure+0xcf0/0xcf0
[  464.459020][ T4792]  ? ptr_to_hashval+0x60/0x60
[  464.463733][ T4792]  ? up_write+0x19d/0x580
[  464.468091][ T4792]  ? set_blocksize+0x1ec/0x370
[  464.472908][ T4792]  get_tree_bdev+0x3fe/0x620
[  464.477553][ T4792]  ? gfs2_reconfigure+0xcf0/0xcf0
[  464.482593][ T4792]  gfs2_get_tree+0x50/0x210
[  464.487113][ T4792]  ? bpf_lsm_capable+0x5/0x10
[  464.491906][ T4792]  vfs_get_tree+0x88/0x270
[  464.496336][ T4792]  do_new_mount+0x2ba/0xb40
[  464.500971][ T4792]  ? do_move_mount_old+0x160/0x160
[  464.506191][ T4792]  ? user_path_at_empty+0x12b/0x180
[  464.511584][ T4792]  __se_sys_mount+0x2d5/0x3c0
[  464.516285][ T4792]  ? __x64_sys_mount+0xc0/0xc0
[  464.521199][ T4792]  ? syscall_enter_from_user_mode+0x2e/0x240
[  464.527191][ T4792]  ? lockdep_hardirqs_on+0x94/0x130
[  464.532434][ T4792]  ? __x64_sys_mount+0x1c/0xc0
[  464.537213][ T4792]  do_syscall_64+0x3b/0xb0
[  464.541640][ T4792]  ? clear_bhb_loop+0x15/0x70
[  464.546324][ T4792]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  464.552228][ T4792] RIP: 0033:0x7f0ff4aec25a
[  464.556730][ T4792] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  464.576436][ T4792] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  464.584885][ T4792] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  464.592880][ T4792] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  464.600877][ T4792] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  464.608861][ T4792] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  464.616860][ T4792] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  464.624868][ T4792]  </TASK>
[  464.627921][ T4791] CPU: 1 PID: 4791 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  464.634232][ T4792] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  464.636538][ T4791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  464.650007][ T4792] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  464.659988][ T4791] Call Trace:
[  464.660002][ T4791]  <TASK>
[  464.660012][ T4791]  dump_stack_lvl+0x1e3/0x2d0
[  464.677455][ T4791]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  464.683127][ T4791]  ? panic+0x860/0x860
[  464.687231][ T4791]  ? sysfs_create_dir_ns+0x282/0x390
[  464.692553][ T4791]  sysfs_create_dir_ns+0x2c6/0x390
[  464.697686][ T4791]  ? sysfs_warn_dup+0xa0/0xa0
[  464.702362][ T4791]  ? do_raw_spin_unlock+0x137/0x8b0
[  464.707604][ T4791]  ? kobject_set_name_vargs+0xca/0x110
[  464.715610][ T4791]  kobject_add_internal+0x6e0/0xe00
[  464.720842][ T4791]  kobject_init_and_add+0x120/0x190
[  464.726086][ T4791]  ? lockdep_softirqs_off+0x420/0x420
[  464.731490][ T4791]  ? widen_string+0x3a/0x310
[  464.736118][ T4791]  ? kobject_add+0x210/0x210
[  464.740717][ T4791]  ? __init_swait_queue_head+0xaa/0x140
[  464.746281][ T4791]  gfs2_sys_fs_add+0x237/0x4a0
[  464.751059][ T4791]  ? gfs2_recover_set+0x240/0x240
[  464.756116][ T4791]  ? snprintf+0xd6/0x120
[  464.760368][ T4791]  ? vscnprintf+0x80/0x80
[  464.764700][ T4791]  ? read_word_at_a_time+0xe/0x20
[  464.769855][ T4791]  ? strscpy+0x89/0x220
[  464.774019][ T4791]  gfs2_fill_super+0x1299/0x2750
[  464.779023][ T4791]  ? gfs2_reconfigure+0xcf0/0xcf0
[  464.784078][ T4791]  ? ptr_to_hashval+0x60/0x60
[  464.788758][ T4791]  ? up_write+0x19d/0x580
[  464.793101][ T4791]  ? set_blocksize+0x1ec/0x370
[  464.797880][ T4791]  get_tree_bdev+0x3fe/0x620
[  464.802475][ T4791]  ? gfs2_reconfigure+0xcf0/0xcf0
[  464.807627][ T4791]  gfs2_get_tree+0x50/0x210
[  464.812139][ T4791]  ? bpf_lsm_capable+0x5/0x10
[  464.816837][ T4791]  vfs_get_tree+0x88/0x270
[  464.821435][ T4791]  do_new_mount+0x2ba/0xb40
[  464.826046][ T4791]  ? do_move_mount_old+0x160/0x160
[  464.831168][ T4791]  ? user_path_at_empty+0x12b/0x180
[  464.836374][ T4791]  __se_sys_mount+0x2d5/0x3c0
[  464.841523][ T4791]  ? __x64_sys_mount+0xc0/0xc0
[  464.846325][ T4791]  ? syscall_enter_from_user_mode+0x2e/0x240
[  464.852311][ T4791]  ? lockdep_hardirqs_on+0x94/0x130
[  464.857517][ T4791]  ? __x64_sys_mount+0x1c/0xc0
[  464.862306][ T4791]  do_syscall_64+0x3b/0xb0
[  464.866743][ T4791]  ? clear_bhb_loop+0x15/0x70
[  464.871444][ T4791]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  464.877750][ T4791] RIP: 0033:0x7f0ff4aec25a
[  464.882176][ T4791] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  464.902062][ T4791] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  464.910489][ T4791] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  464.918644][ T4791] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  464.926720][ T4791] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  464.935194][ T4791] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  464.943265][ T4791] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  464.951272][ T4791]  </TASK>
[  464.962003][ T4791] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  464.962578][ T4793] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  464.976835][ T4791] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  464.983493][ T4793] CPU: 1 PID: 4793 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  464.997895][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  465.007973][ T4793] Call Trace:
[  465.011274][ T4793]  <TASK>
[  465.014229][ T4793]  dump_stack_lvl+0x1e3/0x2d0
[  465.018981][ T4793]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  465.024646][ T4793]  ? panic+0x860/0x860
[  465.028721][ T4793]  ? sysfs_create_dir_ns+0x282/0x390
[  465.034013][ T4793]  sysfs_create_dir_ns+0x2c6/0x390
[  465.039138][ T4793]  ? sysfs_warn_dup+0xa0/0xa0
[  465.043825][ T4793]  ? do_raw_spin_unlock+0x137/0x8b0
[  465.049026][ T4793]  ? kobject_set_name_vargs+0xca/0x110
[  465.054574][ T4793]  kobject_add_internal+0x6e0/0xe00
[  465.059804][ T4793]  kobject_init_and_add+0x120/0x190
[  465.065169][ T4793]  ? lockdep_softirqs_off+0x420/0x420
[  465.070575][ T4793]  ? widen_string+0x3a/0x310
[  465.075208][ T4793]  ? kobject_add+0x210/0x210
[  465.079818][ T4793]  ? __init_swait_queue_head+0xaa/0x140
[  465.086035][ T4793]  gfs2_sys_fs_add+0x237/0x4a0
[  465.090844][ T4793]  ? gfs2_recover_set+0x240/0x240
[  465.095995][ T4793]  ? snprintf+0xd6/0x120
[  465.100266][ T4793]  ? vscnprintf+0x80/0x80
[  465.104870][ T4793]  ? read_word_at_a_time+0xe/0x20
[  465.109912][ T4793]  ? strscpy+0x89/0x220
[  465.114234][ T4793]  gfs2_fill_super+0x1299/0x2750
[  465.119199][ T4793]  ? gfs2_reconfigure+0xcf0/0xcf0
[  465.124312][ T4793]  ? ptr_to_hashval+0x60/0x60
[  465.129756][ T4793]  ? up_write+0x19d/0x580
[  465.134298][ T4793]  ? set_blocksize+0x1ec/0x370
[  465.139627][ T4793]  get_tree_bdev+0x3fe/0x620
[  465.144221][ T4793]  ? gfs2_reconfigure+0xcf0/0xcf0
[  465.149334][ T4793]  gfs2_get_tree+0x50/0x210
[  465.153850][ T4793]  ? bpf_lsm_capable+0x5/0x10
[  465.158546][ T4793]  vfs_get_tree+0x88/0x270
[  465.163270][ T4793]  do_new_mount+0x2ba/0xb40
[  465.167830][ T4793]  ? do_move_mount_old+0x160/0x160
[  465.173161][ T4793]  ? user_path_at_empty+0x12b/0x180
[  465.178394][ T4793]  __se_sys_mount+0x2d5/0x3c0
[  465.183161][ T4793]  ? __x64_sys_mount+0xc0/0xc0
[  465.187930][ T4793]  ? syscall_enter_from_user_mode+0x2e/0x240
[  465.194344][ T4793]  ? lockdep_hardirqs_on+0x94/0x130
[  465.199557][ T4793]  ? __x64_sys_mount+0x1c/0xc0
[  465.204339][ T4793]  do_syscall_64+0x3b/0xb0
[  465.208778][ T4793]  ? clear_bhb_loop+0x15/0x70
[  465.213457][ T4793]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  465.219442][ T4793] RIP: 0033:0x7f0ff4aec25a
[  465.223888][ T4793] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  465.243605][ T4793] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  465.252056][ T4793] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  465.260183][ T4793] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  465.268162][ T4793] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  465.276139][ T4793] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  465.284343][ T4793] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  465.292353][ T4793]  </TASK>
[  465.322602][ T4793] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  465.335927][ T4793] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
executing program
[  466.142738][ T4795] loop3: detected capacity change from 0 to 32768
[  466.209137][ T4795] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  466.247128][ T4795] CPU: 0 PID: 4795 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  466.255779][ T4795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  466.266119][ T4795] Call Trace:
[  466.269412][ T4795]  <TASK>
[  466.272357][ T4795]  dump_stack_lvl+0x1e3/0x2d0
[  466.277057][ T4795]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  466.282733][ T4795]  ? panic+0x860/0x860
[  466.286839][ T4795]  ? sysfs_create_dir_ns+0x282/0x390
[  466.292169][ T4795]  sysfs_create_dir_ns+0x2c6/0x390
[  466.297592][ T4795]  ? sysfs_warn_dup+0xa0/0xa0
[  466.302401][ T4795]  ? do_raw_spin_unlock+0x137/0x8b0
[  466.307625][ T4795]  ? kobject_set_name_vargs+0xca/0x110
[  466.313120][ T4795]  kobject_add_internal+0x6e0/0xe00
[  466.318353][ T4795]  kobject_init_and_add+0x120/0x190
[  466.323574][ T4795]  ? lockdep_softirqs_off+0x420/0x420
[  466.328977][ T4795]  ? widen_string+0x3a/0x310
[  466.333604][ T4795]  ? kobject_add+0x210/0x210
[  466.338305][ T4795]  ? __init_swait_queue_head+0xaa/0x140
[  466.343877][ T4795]  gfs2_sys_fs_add+0x237/0x4a0
[  466.348759][ T4795]  ? gfs2_recover_set+0x240/0x240
[  466.353802][ T4795]  ? snprintf+0xd6/0x120
[  466.358167][ T4795]  ? vscnprintf+0x80/0x80
[  466.362555][ T4795]  ? read_word_at_a_time+0xe/0x20
[  466.367599][ T4795]  ? strscpy+0x89/0x220
[  466.371779][ T4795]  gfs2_fill_super+0x1299/0x2750
[  466.376756][ T4795]  ? gfs2_reconfigure+0xcf0/0xcf0
[  466.381815][ T4795]  ? ptr_to_hashval+0x60/0x60
[  466.386521][ T4795]  ? up_write+0x19d/0x580
[  466.390902][ T4795]  ? set_blocksize+0x1ec/0x370
[  466.395708][ T4795]  get_tree_bdev+0x3fe/0x620
[  466.396857][ T4796] loop0: detected capacity change from 0 to 32768
[  466.400485][ T4795]  ? gfs2_reconfigure+0xcf0/0xcf0
[  466.412314][ T4795]  gfs2_get_tree+0x50/0x210
[  466.416853][ T4795]  ? bpf_lsm_capable+0x5/0x10
[  466.421566][ T4795]  vfs_get_tree+0x88/0x270
[  466.426017][ T4795]  do_new_mount+0x2ba/0xb40
[  466.430645][ T4795]  ? do_move_mount_old+0x160/0x160
[  466.435797][ T4795]  ? user_path_at_empty+0x12b/0x180
[  466.441035][ T4795]  __se_sys_mount+0x2d5/0x3c0
[  466.444052][ T4797] loop1: detected capacity change from 0 to 32768
[  466.445749][ T4795]  ? __x64_sys_mount+0xc0/0xc0
[  466.456931][ T4795]  ? syscall_enter_from_user_mode+0x2e/0x240
[  466.462942][ T4795]  ? lockdep_hardirqs_on+0x94/0x130
[  466.468178][ T4795]  ? __x64_sys_mount+0x1c/0xc0
[  466.472984][ T4795]  do_syscall_64+0x3b/0xb0
[  466.477430][ T4795]  ? clear_bhb_loop+0x15/0x70
[  466.479643][ T4794] loop2: detected capacity change from 0 to 32768
[  466.482565][ T4795]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  466.482593][ T4795] RIP: 0033:0x7f0ff4aec25a
[  466.482615][ T4795] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  466.519690][ T4795] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  466.528122][ T4795] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  466.536107][ T4795] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  466.544087][ T4795] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  466.552061][ T4795] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  466.560033][ T4795] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  466.568024][ T4795]  </TASK>
[  466.572237][ T4795] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  466.585812][ T4795] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  466.620155][ T4796] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  466.624244][ T4794] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  466.635695][ T4797] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  466.642108][ T4796] CPU: 0 PID: 4796 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  466.651685][ T4796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  466.661841][ T4796] Call Trace:
[  466.665130][ T4796]  <TASK>
[  466.668070][ T4796]  dump_stack_lvl+0x1e3/0x2d0
[  466.672854][ T4796]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  466.678513][ T4796]  ? panic+0x860/0x860
[  466.682593][ T4796]  ? sysfs_create_dir_ns+0x282/0x390
[  466.688005][ T4796]  sysfs_create_dir_ns+0x2c6/0x390
[  466.693134][ T4796]  ? sysfs_warn_dup+0xa0/0xa0
[  466.698149][ T4796]  ? do_raw_spin_unlock+0x137/0x8b0
[  466.703459][ T4796]  ? kobject_set_name_vargs+0xca/0x110
[  466.709191][ T4796]  kobject_add_internal+0x6e0/0xe00
[  466.714578][ T4796]  kobject_init_and_add+0x120/0x190
[  466.719786][ T4796]  ? lockdep_softirqs_off+0x420/0x420
[  466.725165][ T4796]  ? widen_string+0x3a/0x310
[  466.729854][ T4796]  ? kobject_add+0x210/0x210
[  466.734456][ T4796]  ? __init_swait_queue_head+0xaa/0x140
[  466.740026][ T4796]  gfs2_sys_fs_add+0x237/0x4a0
[  466.744809][ T4796]  ? gfs2_recover_set+0x240/0x240
[  466.749842][ T4796]  ? snprintf+0xd6/0x120
[  466.754527][ T4796]  ? vscnprintf+0x80/0x80
[  466.758866][ T4796]  ? read_word_at_a_time+0xe/0x20
[  466.763998][ T4796]  ? strscpy+0x89/0x220
[  466.768202][ T4796]  gfs2_fill_super+0x1299/0x2750
[  466.773181][ T4796]  ? gfs2_reconfigure+0xcf0/0xcf0
[  466.778220][ T4796]  ? ptr_to_hashval+0x60/0x60
[  466.782920][ T4796]  ? up_write+0x19d/0x580
[  466.787293][ T4796]  ? set_blocksize+0x1ec/0x370
[  466.792082][ T4796]  get_tree_bdev+0x3fe/0x620
[  466.796687][ T4796]  ? gfs2_reconfigure+0xcf0/0xcf0
[  466.801723][ T4796]  gfs2_get_tree+0x50/0x210
[  466.806233][ T4796]  ? bpf_lsm_capable+0x5/0x10
[  466.810920][ T4796]  vfs_get_tree+0x88/0x270
[  466.815344][ T4796]  do_new_mount+0x2ba/0xb40
[  466.819860][ T4796]  ? do_move_mount_old+0x160/0x160
[  466.825885][ T4796]  ? user_path_at_empty+0x12b/0x180
[  466.831110][ T4796]  __se_sys_mount+0x2d5/0x3c0
[  466.836086][ T4796]  ? __x64_sys_mount+0xc0/0xc0
[  466.841067][ T4796]  ? syscall_enter_from_user_mode+0x2e/0x240
[  466.847071][ T4796]  ? lockdep_hardirqs_on+0x94/0x130
[  466.852287][ T4796]  ? __x64_sys_mount+0x1c/0xc0
[  466.857063][ T4796]  do_syscall_64+0x3b/0xb0
[  466.861491][ T4796]  ? clear_bhb_loop+0x15/0x70
[  466.866284][ T4796]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  466.872205][ T4796] RIP: 0033:0x7f0ff4aec25a
[  466.876625][ T4796] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  466.896970][ T4796] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  466.905785][ T4796] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  466.913856][ T4796] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  466.921872][ T4796] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  466.929870][ T4796] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  466.937870][ T4796] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  466.945890][ T4796]  </TASK>
[  466.948946][ T4797] CPU: 1 PID: 4797 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  466.957106][ T4796] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  466.957647][ T4797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  466.957663][ T4797] Call Trace:
[  466.971501][ T4796] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  466.981560][ T4797]  <TASK>
[  466.981580][ T4797]  dump_stack_lvl+0x1e3/0x2d0
[  466.981613][ T4797]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  466.981639][ T4797]  ? panic+0x860/0x860
[  466.981745][ T4797]  ? sysfs_create_dir_ns+0x282/0x390
[  466.981779][ T4797]  sysfs_create_dir_ns+0x2c6/0x390
[  466.981810][ T4797]  ? sysfs_warn_dup+0xa0/0xa0
[  467.024075][ T4797]  ? do_raw_spin_unlock+0x137/0x8b0
[  467.029301][ T4797]  ? kobject_set_name_vargs+0xca/0x110
[  467.034804][ T4797]  kobject_add_internal+0x6e0/0xe00
[  467.040185][ T4797]  kobject_init_and_add+0x120/0x190
[  467.045410][ T4797]  ? lockdep_softirqs_off+0x420/0x420
[  467.050974][ T4797]  ? widen_string+0x3a/0x310
[  467.055591][ T4797]  ? kobject_add+0x210/0x210
[  467.060381][ T4797]  ? __init_swait_queue_head+0xaa/0x140
[  467.065973][ T4797]  gfs2_sys_fs_add+0x237/0x4a0
[  467.070794][ T4797]  ? gfs2_recover_set+0x240/0x240
[  467.075852][ T4797]  ? snprintf+0xd6/0x120
[  467.080132][ T4797]  ? vscnprintf+0x80/0x80
[  467.084526][ T4797]  ? read_word_at_a_time+0xe/0x20
[  467.089582][ T4797]  ? strscpy+0x89/0x220
[  467.093774][ T4797]  gfs2_fill_super+0x1299/0x2750
[  467.098747][ T4797]  ? gfs2_reconfigure+0xcf0/0xcf0
[  467.103783][ T4797]  ? ptr_to_hashval+0x60/0x60
[  467.108481][ T4797]  ? up_write+0x19d/0x580
[  467.112964][ T4797]  ? set_blocksize+0x1ec/0x370
[  467.117760][ T4797]  get_tree_bdev+0x3fe/0x620
[  467.122372][ T4797]  ? gfs2_reconfigure+0xcf0/0xcf0
[  467.127423][ T4797]  gfs2_get_tree+0x50/0x210
[  467.131956][ T4797]  ? bpf_lsm_capable+0x5/0x10
[  467.136748][ T4797]  vfs_get_tree+0x88/0x270
[  467.141184][ T4797]  do_new_mount+0x2ba/0xb40
[  467.145794][ T4797]  ? do_move_mount_old+0x160/0x160
[  467.151037][ T4797]  ? user_path_at_empty+0x12b/0x180
[  467.156258][ T4797]  __se_sys_mount+0x2d5/0x3c0
[  467.160994][ T4797]  ? __x64_sys_mount+0xc0/0xc0
[  467.165785][ T4797]  ? syscall_enter_from_user_mode+0x2e/0x240
[  467.171790][ T4797]  ? lockdep_hardirqs_on+0x94/0x130
[  467.177102][ T4797]  ? __x64_sys_mount+0x1c/0xc0
[  467.181890][ T4797]  do_syscall_64+0x3b/0xb0
[  467.186494][ T4797]  ? clear_bhb_loop+0x15/0x70
[  467.191182][ T4797]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  467.197078][ T4797] RIP: 0033:0x7f0ff4aec25a
[  467.201501][ T4797] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  467.221600][ T4797] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  467.230073][ T4797] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  467.238316][ T4797] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  467.246337][ T4797] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  467.254420][ T4797] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  467.262518][ T4797] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  467.270603][ T4797]  </TASK>
[  467.273631][ T4794] CPU: 0 PID: 4794 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  467.282252][ T4794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  467.292661][ T4794] Call Trace:
[  467.296100][ T4794]  <TASK>
[  467.299056][ T4794]  dump_stack_lvl+0x1e3/0x2d0
[  467.303972][ T4794]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  467.309637][ T4794]  ? panic+0x860/0x860
[  467.313755][ T4794]  ? sysfs_create_dir_ns+0x282/0x390
[  467.319065][ T4794]  sysfs_create_dir_ns+0x2c6/0x390
[  467.324199][ T4794]  ? sysfs_warn_dup+0xa0/0xa0
[  467.328905][ T4794]  ? do_raw_spin_unlock+0x137/0x8b0
[  467.334269][ T4794]  ? kobject_set_name_vargs+0xca/0x110
[  467.339894][ T4794]  kobject_add_internal+0x6e0/0xe00
[  467.345492][ T4794]  kobject_init_and_add+0x120/0x190
[  467.350766][ T4794]  ? lockdep_softirqs_off+0x420/0x420
[  467.356159][ T4794]  ? widen_string+0x3a/0x310
[  467.361064][ T4794]  ? kobject_add+0x210/0x210
[  467.366305][ T4794]  ? __init_swait_queue_head+0xaa/0x140
[  467.372058][ T4794]  gfs2_sys_fs_add+0x237/0x4a0
[  467.376916][ T4794]  ? gfs2_recover_set+0x240/0x240
[  467.376935][ T4797] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  467.376960][ T4794]  ? snprintf+0xd6/0x120
[  467.382152][ T4797] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  467.395629][ T4794]  ? vscnprintf+0x80/0x80
[  467.395665][ T4794]  ? read_word_at_a_time+0xe/0x20
[  467.395689][ T4794]  ? strscpy+0x89/0x220
[  467.395715][ T4794]  gfs2_fill_super+0x1299/0x2750
[  467.425146][ T4794]  ? gfs2_reconfigure+0xcf0/0xcf0
[  467.430466][ T4794]  ? ptr_to_hashval+0x60/0x60
[  467.435180][ T4794]  ? up_write+0x19d/0x580
[  467.440000][ T4794]  ? set_blocksize+0x1ec/0x370
[  467.444924][ T4794]  get_tree_bdev+0x3fe/0x620
[  467.449705][ T4794]  ? gfs2_reconfigure+0xcf0/0xcf0
[  467.454956][ T4794]  gfs2_get_tree+0x50/0x210
[  467.459571][ T4794]  ? bpf_lsm_capable+0x5/0x10
[  467.464278][ T4794]  vfs_get_tree+0x88/0x270
[  467.468706][ T4794]  do_new_mount+0x2ba/0xb40
[  467.473503][ T4794]  ? do_move_mount_old+0x160/0x160
[  467.478637][ T4794]  ? user_path_at_empty+0x12b/0x180
[  467.483857][ T4794]  __se_sys_mount+0x2d5/0x3c0
[  467.488547][ T4794]  ? __x64_sys_mount+0xc0/0xc0
[  467.493307][ T4794]  ? syscall_enter_from_user_mode+0x2e/0x240
[  467.499291][ T4794]  ? lockdep_hardirqs_on+0x94/0x130
[  467.504502][ T4794]  ? __x64_sys_mount+0x1c/0xc0
[  467.509268][ T4794]  do_syscall_64+0x3b/0xb0
[  467.513770][ T4794]  ? clear_bhb_loop+0x15/0x70
[  467.518535][ T4794]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  467.524687][ T4794] RIP: 0033:0x7f0ff4aec25a
[  467.529101][ T4794] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  467.548803][ T4794] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  467.557227][ T4794] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  467.565212][ T4794] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
executing program
[  467.573201][ T4794] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  467.581208][ T4794] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  467.589184][ T4794] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  467.597180][ T4794]  </TASK>
[  467.604912][ T4794] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  467.638344][ T4794] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
[  468.396469][ T4798] loop3: detected capacity change from 0 to 32768
[  468.507818][ T4799] loop1: detected capacity change from 0 to 32768
[  468.522207][ T4798] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  468.543350][ T4798] CPU: 1 PID: 4798 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  468.551985][ T4798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  468.562062][ T4798] Call Trace:
[  468.565363][ T4798]  <TASK>
[  468.568308][ T4798]  dump_stack_lvl+0x1e3/0x2d0
[  468.573024][ T4798]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  468.579112][ T4798]  ? panic+0x860/0x860
[  468.583208][ T4798]  ? sysfs_create_dir_ns+0x282/0x390
[  468.588535][ T4798]  sysfs_create_dir_ns+0x2c6/0x390
[  468.593680][ T4798]  ? sysfs_warn_dup+0xa0/0xa0
[  468.598390][ T4798]  ? do_raw_spin_unlock+0x137/0x8b0
[  468.603619][ T4798]  ? kobject_set_name_vargs+0xca/0x110
[  468.609104][ T4798]  kobject_add_internal+0x6e0/0xe00
[  468.614335][ T4798]  kobject_init_and_add+0x120/0x190
[  468.619566][ T4798]  ? lockdep_softirqs_off+0x420/0x420
[  468.624956][ T4798]  ? widen_string+0x3a/0x310
[  468.629571][ T4798]  ? kobject_add+0x210/0x210
[  468.634186][ T4798]  ? __init_swait_queue_head+0xaa/0x140
[  468.639777][ T4798]  gfs2_sys_fs_add+0x237/0x4a0
[  468.644567][ T4798]  ? gfs2_recover_set+0x240/0x240
[  468.649609][ T4798]  ? snprintf+0xd6/0x120
[  468.651545][ T4801] loop2: detected capacity change from 0 to 32768
[  468.654316][ T4798]  ? vscnprintf+0x80/0x80
[  468.654347][ T4798]  ? read_word_at_a_time+0xe/0x20
[  468.654371][ T4798]  ? strscpy+0x89/0x220
[  468.654397][ T4798]  gfs2_fill_super+0x1299/0x2750
[  468.679401][ T4798]  ? gfs2_reconfigure+0xcf0/0xcf0
[  468.684500][ T4798]  ? ptr_to_hashval+0x60/0x60
[  468.687095][ T4800] loop0: detected capacity change from 0 to 32768
[  468.689211][ T4798]  ? up_write+0x19d/0x580
[  468.699945][ T4798]  ? set_blocksize+0x1ec/0x370
[  468.704744][ T4798]  get_tree_bdev+0x3fe/0x620
[  468.709364][ T4798]  ? gfs2_reconfigure+0xcf0/0xcf0
[  468.714399][ T4798]  gfs2_get_tree+0x50/0x210
[  468.718900][ T4798]  ? bpf_lsm_capable+0x5/0x10
[  468.723593][ T4798]  vfs_get_tree+0x88/0x270
[  468.728030][ T4798]  do_new_mount+0x2ba/0xb40
[  468.732539][ T4798]  ? do_move_mount_old+0x160/0x160
[  468.737657][ T4798]  ? user_path_at_empty+0x12b/0x180
[  468.742881][ T4798]  __se_sys_mount+0x2d5/0x3c0
[  468.747561][ T4798]  ? __x64_sys_mount+0xc0/0xc0
[  468.752341][ T4798]  ? syscall_enter_from_user_mode+0x2e/0x240
[  468.758322][ T4798]  ? lockdep_hardirqs_on+0x94/0x130
[  468.763525][ T4798]  ? __x64_sys_mount+0x1c/0xc0
[  468.768306][ T4798]  do_syscall_64+0x3b/0xb0
[  468.772719][ T4798]  ? clear_bhb_loop+0x15/0x70
[  468.777389][ T4798]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  468.783278][ T4798] RIP: 0033:0x7f0ff4aec25a
[  468.787693][ T4798] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  468.807298][ T4798] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  468.815716][ T4798] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  468.823687][ T4798] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  468.831774][ T4798] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  468.839749][ T4798] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  468.847817][ T4798] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  468.855892][ T4798]  </TASK>
[  468.860156][ T4798] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  468.865484][ T4799] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  468.881831][ T4799] CPU: 0 PID: 4799 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  468.885297][ T4798] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  468.890461][ T4799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  468.890485][ T4799] Call Trace:
[  468.890496][ T4799]  <TASK>
[  468.890506][ T4799]  dump_stack_lvl+0x1e3/0x2d0
[  468.890539][ T4799]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  468.890564][ T4799]  ? panic+0x860/0x860
[  468.890596][ T4799]  ? sysfs_create_dir_ns+0x282/0x390
[  468.890628][ T4799]  sysfs_create_dir_ns+0x2c6/0x390
[  468.890657][ T4799]  ? sysfs_warn_dup+0xa0/0xa0
[  468.890682][ T4799]  ? do_raw_spin_unlock+0x137/0x8b0
[  468.890709][ T4799]  ? kobject_set_name_vargs+0xca/0x110
[  468.890738][ T4799]  kobject_add_internal+0x6e0/0xe00
[  468.890771][ T4799]  kobject_init_and_add+0x120/0x190
[  468.890794][ T4799]  ? lockdep_softirqs_off+0x420/0x420
[  468.890816][ T4799]  ? widen_string+0x3a/0x310
[  468.890846][ T4799]  ? kobject_add+0x210/0x210
[  468.890874][ T4799]  ? __init_swait_queue_head+0xaa/0x140
[  468.890903][ T4799]  gfs2_sys_fs_add+0x237/0x4a0
[  468.890927][ T4799]  ? gfs2_recover_set+0x240/0x240
[  468.890948][ T4799]  ? snprintf+0xd6/0x120
[  468.890974][ T4799]  ? vscnprintf+0x80/0x80
[  468.891004][ T4799]  ? read_word_at_a_time+0xe/0x20
[  468.891027][ T4799]  ? strscpy+0x89/0x220
[  468.891054][ T4799]  gfs2_fill_super+0x1299/0x2750
[  469.017430][ T4799]  ? gfs2_reconfigure+0xcf0/0xcf0
[  469.022463][ T4799]  ? ptr_to_hashval+0x60/0x60
[  469.027154][ T4799]  ? up_write+0x19d/0x580
[  469.031509][ T4799]  ? set_blocksize+0x1ec/0x370
[  469.036398][ T4799]  get_tree_bdev+0x3fe/0x620
[  469.041018][ T4799]  ? gfs2_reconfigure+0xcf0/0xcf0
[  469.046051][ T4799]  gfs2_get_tree+0x50/0x210
[  469.050579][ T4799]  ? bpf_lsm_capable+0x5/0x10
[  469.055267][ T4799]  vfs_get_tree+0x88/0x270
[  469.059695][ T4799]  do_new_mount+0x2ba/0xb40
[  469.064221][ T4799]  ? do_move_mount_old+0x160/0x160
[  469.069352][ T4799]  ? user_path_at_empty+0x12b/0x180
[  469.074553][ T4799]  __se_sys_mount+0x2d5/0x3c0
[  469.079258][ T4799]  ? __x64_sys_mount+0xc0/0xc0
[  469.084087][ T4799]  ? syscall_enter_from_user_mode+0x2e/0x240
[  469.090080][ T4799]  ? lockdep_hardirqs_on+0x94/0x130
[  469.095310][ T4799]  ? __x64_sys_mount+0x1c/0xc0
[  469.100087][ T4799]  do_syscall_64+0x3b/0xb0
[  469.104542][ T4799]  ? clear_bhb_loop+0x15/0x70
[  469.109268][ T4799]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  469.115279][ T4799] RIP: 0033:0x7f0ff4aec25a
[  469.119736][ T4799] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  469.139673][ T4799] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  469.148100][ T4799] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  469.156077][ T4799] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  469.164073][ T4799] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  469.172065][ T4799] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  469.180147][ T4799] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  469.188132][ T4799]  </TASK>
[  469.195646][ T4799] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  469.209013][ T4801] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  469.216690][ T4800] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  469.224210][ T4800] CPU: 0 PID: 4800 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  469.232993][ T4800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  469.243177][ T4800] Call Trace:
[  469.246482][ T4800]  <TASK>
[  469.249431][ T4800]  dump_stack_lvl+0x1e3/0x2d0
[  469.254243][ T4800]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  469.259908][ T4800]  ? panic+0x860/0x860
[  469.264013][ T4800]  ? sysfs_create_dir_ns+0x282/0x390
[  469.269426][ T4800]  sysfs_create_dir_ns+0x2c6/0x390
[  469.274595][ T4800]  ? sysfs_warn_dup+0xa0/0xa0
[  469.279303][ T4800]  ? do_raw_spin_unlock+0x137/0x8b0
[  469.284842][ T4800]  ? kobject_set_name_vargs+0xca/0x110
[  469.290567][ T4800]  kobject_add_internal+0x6e0/0xe00
[  469.295814][ T4800]  kobject_init_and_add+0x120/0x190
[  469.301045][ T4800]  ? lockdep_softirqs_off+0x420/0x420
[  469.306485][ T4800]  ? widen_string+0x3a/0x310
[  469.311123][ T4800]  ? kobject_add+0x210/0x210
[  469.315753][ T4800]  ? __init_swait_queue_head+0xaa/0x140
[  469.321323][ T4800]  gfs2_sys_fs_add+0x237/0x4a0
[  469.326116][ T4800]  ? gfs2_recover_set+0x240/0x240
[  469.331165][ T4800]  ? snprintf+0xd6/0x120
[  469.335436][ T4800]  ? vscnprintf+0x80/0x80
[  469.340101][ T4800]  ? read_word_at_a_time+0xe/0x20
[  469.345959][ T4800]  ? strscpy+0x89/0x220
[  469.350154][ T4800]  gfs2_fill_super+0x1299/0x2750
[  469.355147][ T4800]  ? gfs2_reconfigure+0xcf0/0xcf0
[  469.360206][ T4800]  ? ptr_to_hashval+0x60/0x60
[  469.364913][ T4800]  ? up_write+0x19d/0x580
[  469.369297][ T4800]  ? set_blocksize+0x1ec/0x370
[  469.369980][ T4799] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  469.374091][ T4800]  get_tree_bdev+0x3fe/0x620
[  469.374120][ T4800]  ? gfs2_reconfigure+0xcf0/0xcf0
[  469.374147][ T4800]  gfs2_get_tree+0x50/0x210
[  469.374169][ T4800]  ? bpf_lsm_capable+0x5/0x10
[  469.374197][ T4800]  vfs_get_tree+0x88/0x270
[  469.374222][ T4800]  do_new_mount+0x2ba/0xb40
[  469.408388][ T4800]  ? do_move_mount_old+0x160/0x160
[  469.413544][ T4800]  ? user_path_at_empty+0x12b/0x180
[  469.418852][ T4800]  __se_sys_mount+0x2d5/0x3c0
[  469.423559][ T4800]  ? __x64_sys_mount+0xc0/0xc0
[  469.428353][ T4800]  ? syscall_enter_from_user_mode+0x2e/0x240
[  469.434364][ T4800]  ? lockdep_hardirqs_on+0x94/0x130
[  469.439703][ T4800]  ? __x64_sys_mount+0x1c/0xc0
[  469.444502][ T4800]  do_syscall_64+0x3b/0xb0
[  469.448949][ T4800]  ? clear_bhb_loop+0x15/0x70
[  469.453649][ T4800]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  469.459644][ T4800] RIP: 0033:0x7f0ff4aec25a
[  469.464065][ T4800] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  469.483763][ T4800] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  469.492194][ T4800] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  469.500180][ T4800] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  469.508219][ T4800] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  469.516325][ T4800] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  469.524982][ T4800] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  469.533692][ T4800]  </TASK>
[  469.536725][ T4801] CPU: 1 PID: 4801 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  469.545431][ T4801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  469.555694][ T4801] Call Trace:
[  469.559001][ T4801]  <TASK>
[  469.561948][ T4801]  dump_stack_lvl+0x1e3/0x2d0
[  469.566652][ T4801]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  469.572398][ T4801]  ? panic+0x860/0x860
[  469.576500][ T4801]  ? sysfs_create_dir_ns+0x282/0x390
[  469.581829][ T4801]  sysfs_create_dir_ns+0x2c6/0x390
[  469.586981][ T4801]  ? sysfs_warn_dup+0xa0/0xa0
[  469.591787][ T4801]  ? do_raw_spin_unlock+0x137/0x8b0
[  469.597011][ T4801]  ? kobject_set_name_vargs+0xca/0x110
[  469.602533][ T4801]  kobject_add_internal+0x6e0/0xe00
[  469.607772][ T4801]  kobject_init_and_add+0x120/0x190
[  469.613006][ T4801]  ? lockdep_softirqs_off+0x420/0x420
[  469.618485][ T4801]  ? widen_string+0x3a/0x310
[  469.623101][ T4801]  ? kobject_add+0x210/0x210
[  469.627723][ T4801]  ? __init_swait_queue_head+0xaa/0x140
[  469.633299][ T4801]  gfs2_sys_fs_add+0x237/0x4a0
[  469.638085][ T4801]  ? gfs2_recover_set+0x240/0x240
[  469.643149][ T4801]  ? snprintf+0xd6/0x120
[  469.647436][ T4801]  ? vscnprintf+0x80/0x80
[  469.651815][ T4801]  ? read_word_at_a_time+0xe/0x20
[  469.656955][ T4801]  ? strscpy+0x89/0x220
[  469.661144][ T4801]  gfs2_fill_super+0x1299/0x2750
[  469.662624][ T4800] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  469.666121][ T4801]  ? gfs2_reconfigure+0xcf0/0xcf0
[  469.684230][ T4801]  ? ptr_to_hashval+0x60/0x60
[  469.688935][ T4801]  ? up_write+0x19d/0x580
[  469.692520][ T4800] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  469.693295][ T4801]  ? set_blocksize+0x1ec/0x370
[  469.704553][ T4801]  get_tree_bdev+0x3fe/0x620
[  469.709348][ T4801]  ? gfs2_reconfigure+0xcf0/0xcf0
[  469.714398][ T4801]  gfs2_get_tree+0x50/0x210
[  469.718918][ T4801]  ? bpf_lsm_capable+0x5/0x10
[  469.723617][ T4801]  vfs_get_tree+0x88/0x270
[  469.728059][ T4801]  do_new_mount+0x2ba/0xb40
[  469.732587][ T4801]  ? do_move_mount_old+0x160/0x160
[  469.737757][ T4801]  ? user_path_at_empty+0x12b/0x180
[  469.742985][ T4801]  __se_sys_mount+0x2d5/0x3c0
[  469.747703][ T4801]  ? __x64_sys_mount+0xc0/0xc0
[  469.752504][ T4801]  ? syscall_enter_from_user_mode+0x2e/0x240
[  469.758513][ T4801]  ? lockdep_hardirqs_on+0x94/0x130
executing program
[  469.763749][ T4801]  ? __x64_sys_mount+0x1c/0xc0
[  469.768551][ T4801]  do_syscall_64+0x3b/0xb0
[  469.772990][ T4801]  ? clear_bhb_loop+0x15/0x70
[  469.777693][ T4801]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  469.783623][ T4801] RIP: 0033:0x7f0ff4aec25a
[  469.788061][ T4801] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  469.807696][ T4801] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  469.816143][ T4801] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  469.824146][ T4801] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  469.832234][ T4801] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  469.840325][ T4801] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  469.848321][ T4801] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  469.856329][ T4801]  </TASK>
[  469.865484][ T4801] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  469.878751][ T4801] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  469.940176][ T4802] loop3: detected capacity change from 0 to 32768
[  470.023034][ T4802] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  470.040671][ T4802] CPU: 1 PID: 4802 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  470.049336][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  470.059698][ T4802] Call Trace:
[  470.063005][ T4802]  <TASK>
[  470.066051][ T4802]  dump_stack_lvl+0x1e3/0x2d0
[  470.070775][ T4802]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  470.076439][ T4802]  ? panic+0x860/0x860
[  470.080540][ T4802]  ? sysfs_create_dir_ns+0x282/0x390
[  470.085866][ T4802]  sysfs_create_dir_ns+0x2c6/0x390
[  470.091044][ T4802]  ? sysfs_warn_dup+0xa0/0xa0
[  470.095750][ T4802]  ? do_raw_spin_unlock+0x137/0x8b0
[  470.100987][ T4802]  ? kobject_set_name_vargs+0xca/0x110
[  470.106594][ T4802]  kobject_add_internal+0x6e0/0xe00
[  470.111978][ T4802]  kobject_init_and_add+0x120/0x190
[  470.117199][ T4802]  ? lockdep_softirqs_off+0x420/0x420
[  470.122609][ T4802]  ? widen_string+0x3a/0x310
[  470.127242][ T4802]  ? kobject_add+0x210/0x210
[  470.131874][ T4802]  ? __init_swait_queue_head+0xaa/0x140
[  470.137460][ T4802]  gfs2_sys_fs_add+0x237/0x4a0
[  470.142259][ T4802]  ? gfs2_recover_set+0x240/0x240
[  470.147309][ T4802]  ? snprintf+0xd6/0x120
[  470.151588][ T4802]  ? vscnprintf+0x80/0x80
[  470.155956][ T4802]  ? read_word_at_a_time+0xe/0x20
[  470.161004][ T4802]  ? strscpy+0x89/0x220
[  470.165184][ T4802]  gfs2_fill_super+0x1299/0x2750
[  470.170172][ T4802]  ? gfs2_reconfigure+0xcf0/0xcf0
[  470.175218][ T4802]  ? ptr_to_hashval+0x60/0x60
[  470.179961][ T4802]  ? up_write+0x19d/0x580
[  470.184333][ T4802]  ? set_blocksize+0x1ec/0x370
[  470.189225][ T4802]  get_tree_bdev+0x3fe/0x620
[  470.193842][ T4802]  ? gfs2_reconfigure+0xcf0/0xcf0
[  470.198894][ T4802]  gfs2_get_tree+0x50/0x210
[  470.203418][ T4802]  ? bpf_lsm_capable+0x5/0x10
[  470.208124][ T4802]  vfs_get_tree+0x88/0x270
[  470.212583][ T4802]  do_new_mount+0x2ba/0xb40
[  470.217113][ T4802]  ? do_move_mount_old+0x160/0x160
[  470.222256][ T4802]  ? user_path_at_empty+0x12b/0x180
[  470.227487][ T4802]  __se_sys_mount+0x2d5/0x3c0
[  470.232201][ T4802]  ? __x64_sys_mount+0xc0/0xc0
[  470.236996][ T4802]  ? syscall_enter_from_user_mode+0x2e/0x240
[  470.243094][ T4802]  ? lockdep_hardirqs_on+0x94/0x130
[  470.248338][ T4802]  ? __x64_sys_mount+0x1c/0xc0
[  470.253198][ T4802]  do_syscall_64+0x3b/0xb0
[  470.257736][ T4802]  ? clear_bhb_loop+0x15/0x70
[  470.262445][ T4802]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  470.268367][ T4802] RIP: 0033:0x7f0ff4aec25a
executing program
[  470.272816][ T4802] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  470.292746][ T4802] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  470.301192][ T4802] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  470.309191][ T4802] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
executing program
executing program
[  470.317576][ T4802] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  470.325847][ T4802] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  470.333943][ T4802] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  470.341973][ T4802]  </TASK>
[  470.402581][ T4802] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  470.426521][ T4802] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  470.939727][ T4805] loop2: detected capacity change from 0 to 32768
[  471.019453][ T4805] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  471.042975][ T4805] CPU: 0 PID: 4805 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  471.051616][ T4805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  471.061699][ T4805] Call Trace:
[  471.065001][ T4805]  <TASK>
[  471.067952][ T4805]  dump_stack_lvl+0x1e3/0x2d0
[  471.072703][ T4805]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  471.081367][ T4805]  ? panic+0x860/0x860
[  471.081578][ T4803] loop0: detected capacity change from 0 to 32768
[  471.085560][ T4805]  ? sysfs_create_dir_ns+0x282/0x390
[  471.085593][ T4805]  sysfs_create_dir_ns+0x2c6/0x390
[  471.085623][ T4805]  ? sysfs_warn_dup+0xa0/0xa0
[  471.099379][ T4804] loop1: detected capacity change from 0 to 32768
[  471.102557][ T4805]  ? do_raw_spin_unlock+0x137/0x8b0
[  471.102593][ T4805]  ? kobject_set_name_vargs+0xca/0x110
[  471.102621][ T4805]  kobject_add_internal+0x6e0/0xe00
[  471.102652][ T4805]  kobject_init_and_add+0x120/0x190
[  471.102674][ T4805]  ? lockdep_softirqs_off+0x420/0x420
[  471.102695][ T4805]  ? widen_string+0x3a/0x310
[  471.102720][ T4805]  ? kobject_add+0x210/0x210
[  471.149676][ T4805]  ? __init_swait_queue_head+0xaa/0x140
[  471.155255][ T4805]  gfs2_sys_fs_add+0x237/0x4a0
[  471.160058][ T4805]  ? gfs2_recover_set+0x240/0x240
[  471.165107][ T4805]  ? snprintf+0xd6/0x120
[  471.169387][ T4805]  ? vscnprintf+0x80/0x80
[  471.173753][ T4805]  ? read_word_at_a_time+0xe/0x20
[  471.178806][ T4805]  ? strscpy+0x89/0x220
[  471.183000][ T4805]  gfs2_fill_super+0x1299/0x2750
[  471.187990][ T4805]  ? gfs2_reconfigure+0xcf0/0xcf0
[  471.193168][ T4805]  ? ptr_to_hashval+0x60/0x60
[  471.197873][ T4805]  ? up_write+0x19d/0x580
[  471.202286][ T4805]  ? set_blocksize+0x1ec/0x370
[  471.207301][ T4805]  get_tree_bdev+0x3fe/0x620
[  471.212274][ T4805]  ? gfs2_reconfigure+0xcf0/0xcf0
[  471.217334][ T4805]  gfs2_get_tree+0x50/0x210
[  471.221867][ T4805]  ? bpf_lsm_capable+0x5/0x10
[  471.226579][ T4805]  vfs_get_tree+0x88/0x270
[  471.231023][ T4805]  do_new_mount+0x2ba/0xb40
[  471.235557][ T4805]  ? do_move_mount_old+0x160/0x160
[  471.240696][ T4805]  ? user_path_at_empty+0x12b/0x180
[  471.245918][ T4805]  __se_sys_mount+0x2d5/0x3c0
[  471.250627][ T4805]  ? __x64_sys_mount+0xc0/0xc0
[  471.255443][ T4805]  ? syscall_enter_from_user_mode+0x2e/0x240
[  471.261447][ T4805]  ? lockdep_hardirqs_on+0x94/0x130
[  471.266675][ T4805]  ? __x64_sys_mount+0x1c/0xc0
[  471.271472][ T4805]  do_syscall_64+0x3b/0xb0
[  471.275932][ T4805]  ? clear_bhb_loop+0x15/0x70
[  471.280640][ T4805]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  471.286565][ T4805] RIP: 0033:0x7f0ff4aec25a
[  471.291001][ T4805] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  471.310639][ T4805] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  471.319430][ T4805] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  471.327532][ T4805] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  471.335654][ T4805] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  471.343743][ T4805] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  471.351743][ T4805] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  471.354023][ T4806] loop3: detected capacity change from 0 to 32768
[  471.359749][ T4805]  </TASK>
[  471.364982][ T4805] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  471.382865][ T4805] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  471.393053][ T4804] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  471.400673][ T4803] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  471.408425][ T4804] CPU: 1 PID: 4804 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  471.417220][ T4804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  471.427290][ T4804] Call Trace:
[  471.430690][ T4804]  <TASK>
[  471.433644][ T4804]  dump_stack_lvl+0x1e3/0x2d0
[  471.438349][ T4804]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  471.444889][ T4804]  ? panic+0x860/0x860
[  471.448987][ T4804]  ? sysfs_create_dir_ns+0x282/0x390
[  471.454313][ T4804]  sysfs_create_dir_ns+0x2c6/0x390
[  471.459513][ T4804]  ? sysfs_warn_dup+0xa0/0xa0
[  471.464217][ T4804]  ? do_raw_spin_unlock+0x137/0x8b0
[  471.469440][ T4804]  ? kobject_set_name_vargs+0xca/0x110
[  471.474922][ T4804]  kobject_add_internal+0x6e0/0xe00
[  471.480144][ T4804]  kobject_init_and_add+0x120/0x190
[  471.485476][ T4804]  ? lockdep_softirqs_off+0x420/0x420
[  471.490863][ T4804]  ? widen_string+0x3a/0x310
[  471.495579][ T4804]  ? kobject_add+0x210/0x210
[  471.500191][ T4804]  ? __init_swait_queue_head+0xaa/0x140
[  471.505934][ T4804]  gfs2_sys_fs_add+0x237/0x4a0
[  471.510904][ T4804]  ? gfs2_recover_set+0x240/0x240
[  471.515970][ T4804]  ? snprintf+0xd6/0x120
[  471.520390][ T4804]  ? vscnprintf+0x80/0x80
[  471.524844][ T4804]  ? read_word_at_a_time+0xe/0x20
[  471.530540][ T4804]  ? strscpy+0x89/0x220
[  471.534738][ T4804]  gfs2_fill_super+0x1299/0x2750
[  471.539707][ T4804]  ? gfs2_reconfigure+0xcf0/0xcf0
[  471.544775][ T4804]  ? ptr_to_hashval+0x60/0x60
[  471.549471][ T4804]  ? up_write+0x19d/0x580
[  471.553829][ T4804]  ? set_blocksize+0x1ec/0x370
[  471.558618][ T4804]  get_tree_bdev+0x3fe/0x620
[  471.563257][ T4804]  ? gfs2_reconfigure+0xcf0/0xcf0
[  471.568323][ T4804]  gfs2_get_tree+0x50/0x210
[  471.572839][ T4804]  ? bpf_lsm_capable+0x5/0x10
[  471.577620][ T4804]  vfs_get_tree+0x88/0x270
[  471.582077][ T4804]  do_new_mount+0x2ba/0xb40
[  471.586609][ T4804]  ? do_move_mount_old+0x160/0x160
[  471.591738][ T4804]  ? user_path_at_empty+0x12b/0x180
[  471.596944][ T4804]  __se_sys_mount+0x2d5/0x3c0
[  471.601635][ T4804]  ? __x64_sys_mount+0xc0/0xc0
[  471.606458][ T4804]  ? syscall_enter_from_user_mode+0x2e/0x240
[  471.612450][ T4804]  ? lockdep_hardirqs_on+0x94/0x130
[  471.617692][ T4804]  ? __x64_sys_mount+0x1c/0xc0
[  471.622487][ T4804]  do_syscall_64+0x3b/0xb0
[  471.626946][ T4804]  ? clear_bhb_loop+0x15/0x70
[  471.631679][ T4804]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  471.637632][ T4804] RIP: 0033:0x7f0ff4aec25a
[  471.642085][ T4804] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  471.661973][ T4804] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  471.670410][ T4804] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  471.678419][ T4804] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  471.686409][ T4804] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  471.694397][ T4804] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  471.702919][ T4804] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  471.710923][ T4804]  </TASK>
[  471.713948][ T4803] CPU: 0 PID: 4803 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  471.722208][ T4804] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  471.722758][ T4803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  471.722773][ T4803] Call Trace:
[  471.722782][ T4803]  <TASK>
[  471.722791][ T4803]  dump_stack_lvl+0x1e3/0x2d0
[  471.735935][ T4804] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  471.745954][ T4803]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  471.745986][ T4803]  ? panic+0x860/0x860
[  471.746012][ T4803]  ? sysfs_create_dir_ns+0x282/0x390
[  471.764869][ T4806] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  471.769237][ T4803]  sysfs_create_dir_ns+0x2c6/0x390
[  471.791056][ T4803]  ? sysfs_warn_dup+0xa0/0xa0
[  471.795754][ T4803]  ? do_raw_spin_unlock+0x137/0x8b0
[  471.801147][ T4803]  ? kobject_set_name_vargs+0xca/0x110
[  471.806669][ T4803]  kobject_add_internal+0x6e0/0xe00
[  471.812097][ T4803]  kobject_init_and_add+0x120/0x190
[  471.817323][ T4803]  ? lockdep_softirqs_off+0x420/0x420
[  471.822716][ T4803]  ? widen_string+0x3a/0x310
[  471.827324][ T4803]  ? kobject_add+0x210/0x210
[  471.832064][ T4803]  ? __init_swait_queue_head+0xaa/0x140
[  471.837855][ T4803]  gfs2_sys_fs_add+0x237/0x4a0
[  471.842799][ T4803]  ? gfs2_recover_set+0x240/0x240
[  471.847850][ T4803]  ? snprintf+0xd6/0x120
[  471.852116][ T4803]  ? vscnprintf+0x80/0x80
[  471.856462][ T4803]  ? read_word_at_a_time+0xe/0x20
[  471.861516][ T4803]  ? strscpy+0x89/0x220
[  471.865685][ T4803]  gfs2_fill_super+0x1299/0x2750
[  471.870684][ T4803]  ? gfs2_reconfigure+0xcf0/0xcf0
[  471.875726][ T4803]  ? ptr_to_hashval+0x60/0x60
[  471.880416][ T4803]  ? up_write+0x19d/0x580
[  471.884849][ T4803]  ? set_blocksize+0x1ec/0x370
[  471.889630][ T4803]  get_tree_bdev+0x3fe/0x620
[  471.894241][ T4803]  ? gfs2_reconfigure+0xcf0/0xcf0
[  471.899554][ T4803]  gfs2_get_tree+0x50/0x210
[  471.904078][ T4803]  ? bpf_lsm_capable+0x5/0x10
[  471.908782][ T4803]  vfs_get_tree+0x88/0x270
[  471.913209][ T4803]  do_new_mount+0x2ba/0xb40
[  471.917742][ T4803]  ? do_move_mount_old+0x160/0x160
[  471.923234][ T4803]  ? user_path_at_empty+0x12b/0x180
[  471.928451][ T4803]  __se_sys_mount+0x2d5/0x3c0
[  471.933146][ T4803]  ? __x64_sys_mount+0xc0/0xc0
[  471.937941][ T4803]  ? syscall_enter_from_user_mode+0x2e/0x240
[  471.944038][ T4803]  ? lockdep_hardirqs_on+0x94/0x130
[  471.949273][ T4803]  ? __x64_sys_mount+0x1c/0xc0
[  471.954044][ T4803]  do_syscall_64+0x3b/0xb0
[  471.958472][ T4803]  ? clear_bhb_loop+0x15/0x70
[  471.963180][ T4803]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  471.969091][ T4803] RIP: 0033:0x7f0ff4aec25a
[  471.973516][ T4803] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  471.993127][ T4803] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  472.001549][ T4803] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  472.009525][ T4803] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  472.017590][ T4803] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  472.025574][ T4803] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  472.033764][ T4803] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  472.041760][ T4803]  </TASK>
[  472.044792][ T4806] CPU: 1 PID: 4806 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  472.053401][ T4806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  472.063480][ T4806] Call Trace:
[  472.066770][ T4806]  <TASK>
[  472.069801][ T4806]  dump_stack_lvl+0x1e3/0x2d0
[  472.072560][ T4803] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  472.074498][ T4806]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  472.074530][ T4806]  ? panic+0x860/0x860
[  472.074557][ T4806]  ? sysfs_create_dir_ns+0x282/0x390
[  472.098175][ T4803] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  472.102842][ T4806]  sysfs_create_dir_ns+0x2c6/0x390
[  472.102891][ T4806]  ? sysfs_warn_dup+0xa0/0xa0
[  472.102927][ T4806]  ? do_raw_spin_unlock+0x137/0x8b0
[  472.125051][ T4806]  ? kobject_set_name_vargs+0xca/0x110
[  472.130685][ T4806]  kobject_add_internal+0x6e0/0xe00
[  472.136408][ T4806]  kobject_init_and_add+0x120/0x190
[  472.141745][ T4806]  ? lockdep_softirqs_off+0x420/0x420
[  472.147145][ T4806]  ? widen_string+0x3a/0x310
[  472.151778][ T4806]  ? kobject_add+0x210/0x210
[  472.156400][ T4806]  ? __init_swait_queue_head+0xaa/0x140
[  472.161975][ T4806]  gfs2_sys_fs_add+0x237/0x4a0
[  472.166810][ T4806]  ? gfs2_recover_set+0x240/0x240
[  472.171956][ T4806]  ? snprintf+0xd6/0x120
[  472.176331][ T4806]  ? vscnprintf+0x80/0x80
[  472.180733][ T4806]  ? read_word_at_a_time+0xe/0x20
[  472.185790][ T4806]  ? strscpy+0x89/0x220
[  472.189987][ T4806]  gfs2_fill_super+0x1299/0x2750
[  472.194985][ T4806]  ? gfs2_reconfigure+0xcf0/0xcf0
[  472.200043][ T4806]  ? ptr_to_hashval+0x60/0x60
[  472.204820][ T4806]  ? up_write+0x19d/0x580
[  472.209199][ T4806]  ? set_blocksize+0x1ec/0x370
[  472.214008][ T4806]  get_tree_bdev+0x3fe/0x620
[  472.218631][ T4806]  ? gfs2_reconfigure+0xcf0/0xcf0
executing program
[  472.223692][ T4806]  gfs2_get_tree+0x50/0x210
[  472.228240][ T4806]  ? bpf_lsm_capable+0x5/0x10
[  472.233402][ T4806]  vfs_get_tree+0x88/0x270
[  472.237891][ T4806]  do_new_mount+0x2ba/0xb40
[  472.242521][ T4806]  ? do_move_mount_old+0x160/0x160
[  472.247666][ T4806]  ? user_path_at_empty+0x12b/0x180
[  472.252993][ T4806]  __se_sys_mount+0x2d5/0x3c0
[  472.257707][ T4806]  ? __x64_sys_mount+0xc0/0xc0
[  472.262504][ T4806]  ? syscall_enter_from_user_mode+0x2e/0x240
[  472.268522][ T4806]  ? lockdep_hardirqs_on+0x94/0x130
[  472.273758][ T4806]  ? __x64_sys_mount+0x1c/0xc0
[  472.278558][ T4806]  do_syscall_64+0x3b/0xb0
[  472.283009][ T4806]  ? clear_bhb_loop+0x15/0x70
[  472.287716][ T4806]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  472.293722][ T4806] RIP: 0033:0x7f0ff4aec25a
[  472.298173][ T4806] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  472.318020][ T4806] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  472.326486][ T4806] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  472.334500][ T4806] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  472.342892][ T4806] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  472.350895][ T4806] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  472.358996][ T4806] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  472.367018][ T4806]  </TASK>
[  472.372543][ T4806] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  472.386130][ T4806] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
[  472.911788][ T4807] loop2: detected capacity change from 0 to 32768
[  473.026571][ T4807] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  473.052536][ T4807] CPU: 1 PID: 4807 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  473.061197][ T4807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  473.071319][ T4807] Call Trace:
[  473.074620][ T4807]  <TASK>
[  473.077569][ T4807]  dump_stack_lvl+0x1e3/0x2d0
[  473.082460][ T4807]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  473.088130][ T4807]  ? panic+0x860/0x860
[  473.092512][ T4807]  ? sysfs_create_dir_ns+0x282/0x390
[  473.097831][ T4807]  sysfs_create_dir_ns+0x2c6/0x390
[  473.102989][ T4807]  ? sysfs_warn_dup+0xa0/0xa0
[  473.107867][ T4807]  ? do_raw_spin_unlock+0x137/0x8b0
[  473.113093][ T4807]  ? kobject_set_name_vargs+0xca/0x110
[  473.118578][ T4807]  kobject_add_internal+0x6e0/0xe00
[  473.123810][ T4807]  kobject_init_and_add+0x120/0x190
[  473.129048][ T4807]  ? lockdep_softirqs_off+0x420/0x420
[  473.134447][ T4807]  ? widen_string+0x3a/0x310
[  473.139069][ T4807]  ? kobject_add+0x210/0x210
[  473.143691][ T4807]  ? __init_swait_queue_head+0xaa/0x140
[  473.149265][ T4807]  gfs2_sys_fs_add+0x237/0x4a0
[  473.154201][ T4807]  ? gfs2_recover_set+0x240/0x240
[  473.159513][ T4807]  ? snprintf+0xd6/0x120
[  473.163894][ T4807]  ? vscnprintf+0x80/0x80
[  473.168256][ T4807]  ? read_word_at_a_time+0xe/0x20
[  473.173346][ T4807]  ? strscpy+0x89/0x220
[  473.177528][ T4807]  gfs2_fill_super+0x1299/0x2750
[  473.182509][ T4807]  ? gfs2_reconfigure+0xcf0/0xcf0
[  473.187560][ T4807]  ? ptr_to_hashval+0x60/0x60
[  473.192280][ T4807]  ? up_write+0x19d/0x580
[  473.196656][ T4807]  ? set_blocksize+0x1ec/0x370
[  473.201490][ T4807]  get_tree_bdev+0x3fe/0x620
[  473.206103][ T4807]  ? gfs2_reconfigure+0xcf0/0xcf0
[  473.211159][ T4807]  gfs2_get_tree+0x50/0x210
[  473.215777][ T4807]  ? bpf_lsm_capable+0x5/0x10
[  473.220488][ T4807]  vfs_get_tree+0x88/0x270
[  473.224944][ T4807]  do_new_mount+0x2ba/0xb40
[  473.229480][ T4807]  ? do_move_mount_old+0x160/0x160
[  473.234630][ T4807]  ? user_path_at_empty+0x12b/0x180
[  473.239854][ T4807]  __se_sys_mount+0x2d5/0x3c0
[  473.244560][ T4807]  ? __x64_sys_mount+0xc0/0xc0
[  473.249349][ T4807]  ? syscall_enter_from_user_mode+0x2e/0x240
[  473.255455][ T4807]  ? lockdep_hardirqs_on+0x94/0x130
[  473.260696][ T4807]  ? __x64_sys_mount+0x1c/0xc0
[  473.265503][ T4807]  do_syscall_64+0x3b/0xb0
[  473.269952][ T4807]  ? clear_bhb_loop+0x15/0x70
[  473.274649][ T4807]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  473.280843][ T4807] RIP: 0033:0x7f0ff4aec25a
[  473.285294][ T4807] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  473.305134][ T4807] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  473.313588][ T4807] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  473.321674][ T4807] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  473.329767][ T4807] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  473.337860][ T4807] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  473.345944][ T4807] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  473.353964][ T4807]  </TASK>
[  473.405309][ T4808] loop0: detected capacity change from 0 to 32768
[  473.431744][ T4809] loop1: detected capacity change from 0 to 32768
[  473.451393][ T4807] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  473.470140][ T4808] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  473.477873][ T4807] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  473.485247][ T4808] CPU: 0 PID: 4808 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  473.493868][ T4808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  473.503944][ T4808] Call Trace:
[  473.507402][ T4808]  <TASK>
[  473.510653][ T4808]  dump_stack_lvl+0x1e3/0x2d0
[  473.515369][ T4808]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  473.516221][ T4810] loop3: detected capacity change from 0 to 32768
[  473.521032][ T4808]  ? panic+0x860/0x860
[  473.521063][ T4808]  ? sysfs_create_dir_ns+0x282/0x390
[  473.521094][ T4808]  sysfs_create_dir_ns+0x2c6/0x390
[  473.542053][ T4808]  ? sysfs_warn_dup+0xa0/0xa0
[  473.546763][ T4808]  ? do_raw_spin_unlock+0x137/0x8b0
[  473.551979][ T4808]  ? kobject_set_name_vargs+0xca/0x110
[  473.557460][ T4808]  kobject_add_internal+0x6e0/0xe00
[  473.562673][ T4808]  kobject_init_and_add+0x120/0x190
[  473.567889][ T4808]  ? lockdep_softirqs_off+0x420/0x420
[  473.573264][ T4808]  ? widen_string+0x3a/0x310
[  473.577862][ T4808]  ? kobject_add+0x210/0x210
[  473.582461][ T4808]  ? __init_swait_queue_head+0xaa/0x140
[  473.588059][ T4808]  gfs2_sys_fs_add+0x237/0x4a0
[  473.592844][ T4808]  ? gfs2_recover_set+0x240/0x240
[  473.597875][ T4808]  ? snprintf+0xd6/0x120
[  473.602155][ T4808]  ? vscnprintf+0x80/0x80
[  473.606505][ T4808]  ? read_word_at_a_time+0xe/0x20
[  473.611732][ T4808]  ? strscpy+0x89/0x220
[  473.615912][ T4808]  gfs2_fill_super+0x1299/0x2750
[  473.620910][ T4808]  ? gfs2_reconfigure+0xcf0/0xcf0
[  473.625952][ T4808]  ? ptr_to_hashval+0x60/0x60
[  473.630658][ T4808]  ? up_write+0x19d/0x580
[  473.635002][ T4808]  ? set_blocksize+0x1ec/0x370
[  473.639772][ T4808]  get_tree_bdev+0x3fe/0x620
[  473.644380][ T4808]  ? gfs2_reconfigure+0xcf0/0xcf0
[  473.649406][ T4808]  gfs2_get_tree+0x50/0x210
[  473.653923][ T4808]  ? bpf_lsm_capable+0x5/0x10
[  473.658600][ T4808]  vfs_get_tree+0x88/0x270
[  473.663018][ T4808]  do_new_mount+0x2ba/0xb40
[  473.667549][ T4808]  ? do_move_mount_old+0x160/0x160
[  473.672680][ T4808]  ? user_path_at_empty+0x12b/0x180
[  473.677898][ T4808]  __se_sys_mount+0x2d5/0x3c0
[  473.682602][ T4808]  ? __x64_sys_mount+0xc0/0xc0
[  473.687374][ T4808]  ? syscall_enter_from_user_mode+0x2e/0x240
[  473.693366][ T4808]  ? lockdep_hardirqs_on+0x94/0x130
[  473.698570][ T4808]  ? __x64_sys_mount+0x1c/0xc0
[  473.703336][ T4808]  do_syscall_64+0x3b/0xb0
[  473.707758][ T4808]  ? clear_bhb_loop+0x15/0x70
[  473.712438][ T4808]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  473.718437][ T4808] RIP: 0033:0x7f0ff4aec25a
[  473.722852][ T4808] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  473.742688][ T4808] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  473.751276][ T4808] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  473.759257][ T4808] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  473.767271][ T4808] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  473.775268][ T4808] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  473.783312][ T4808] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  473.791755][ T4808]  </TASK>
[  473.801939][ T4809] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  473.809469][ T4808] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  473.819301][ T4809] CPU: 1 PID: 4809 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  473.822723][ T4808] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  473.831191][ T4809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  473.847979][ T4809] Call Trace:
[  473.851271][ T4809]  <TASK>
[  473.854198][ T4809]  dump_stack_lvl+0x1e3/0x2d0
[  473.858907][ T4809]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  473.864673][ T4809]  ? panic+0x860/0x860
[  473.868755][ T4809]  ? sysfs_create_dir_ns+0x282/0x390
[  473.874082][ T4809]  sysfs_create_dir_ns+0x2c6/0x390
[  473.879206][ T4809]  ? sysfs_warn_dup+0xa0/0xa0
[  473.883896][ T4809]  ? do_raw_spin_unlock+0x137/0x8b0
[  473.889277][ T4809]  ? kobject_set_name_vargs+0xca/0x110
[  473.894747][ T4809]  kobject_add_internal+0x6e0/0xe00
[  473.900202][ T4809]  kobject_init_and_add+0x120/0x190
[  473.905408][ T4809]  ? lockdep_softirqs_off+0x420/0x420
[  473.910782][ T4809]  ? widen_string+0x3a/0x310
[  473.915409][ T4809]  ? kobject_add+0x210/0x210
[  473.920035][ T4809]  ? __init_swait_queue_head+0xaa/0x140
[  473.925704][ T4809]  gfs2_sys_fs_add+0x237/0x4a0
[  473.930481][ T4809]  ? gfs2_recover_set+0x240/0x240
[  473.935716][ T4809]  ? snprintf+0xd6/0x120
[  473.939980][ T4809]  ? vscnprintf+0x80/0x80
[  473.944313][ T4809]  ? read_word_at_a_time+0xe/0x20
[  473.949547][ T4809]  ? strscpy+0x89/0x220
[  473.953714][ T4809]  gfs2_fill_super+0x1299/0x2750
[  473.958764][ T4809]  ? gfs2_reconfigure+0xcf0/0xcf0
[  473.963793][ T4809]  ? ptr_to_hashval+0x60/0x60
[  473.968468][ T4809]  ? up_write+0x19d/0x580
[  473.972806][ T4809]  ? set_blocksize+0x1ec/0x370
[  473.977573][ T4809]  get_tree_bdev+0x3fe/0x620
[  473.982156][ T4809]  ? gfs2_reconfigure+0xcf0/0xcf0
[  473.987182][ T4809]  gfs2_get_tree+0x50/0x210
[  473.991681][ T4809]  ? bpf_lsm_capable+0x5/0x10
[  473.996356][ T4809]  vfs_get_tree+0x88/0x270
[  474.000770][ T4809]  do_new_mount+0x2ba/0xb40
[  474.005284][ T4809]  ? do_move_mount_old+0x160/0x160
[  474.010397][ T4809]  ? user_path_at_empty+0x12b/0x180
[  474.015606][ T4809]  __se_sys_mount+0x2d5/0x3c0
[  474.020315][ T4809]  ? __x64_sys_mount+0xc0/0xc0
[  474.025081][ T4809]  ? syscall_enter_from_user_mode+0x2e/0x240
[  474.031083][ T4809]  ? lockdep_hardirqs_on+0x94/0x130
[  474.036428][ T4809]  ? __x64_sys_mount+0x1c/0xc0
[  474.041210][ T4809]  do_syscall_64+0x3b/0xb0
[  474.045629][ T4809]  ? clear_bhb_loop+0x15/0x70
[  474.050315][ T4809]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  474.056220][ T4809] RIP: 0033:0x7f0ff4aec25a
[  474.060643][ T4809] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  474.080434][ T4809] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  474.088856][ T4809] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  474.096825][ T4809] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  474.104801][ T4809] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  474.112772][ T4809] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  474.120759][ T4809] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  474.128835][ T4809]  </TASK>
[  474.139843][ T4809] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  474.142574][ T4810] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  474.154746][ T4809] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  474.168315][ T4810] CPU: 1 PID: 4810 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  474.177028][ T4810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  474.187107][ T4810] Call Trace:
[  474.190389][ T4810]  <TASK>
[  474.193406][ T4810]  dump_stack_lvl+0x1e3/0x2d0
[  474.198102][ T4810]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  474.203759][ T4810]  ? panic+0x860/0x860
[  474.207834][ T4810]  ? sysfs_create_dir_ns+0x282/0x390
[  474.213150][ T4810]  sysfs_create_dir_ns+0x2c6/0x390
[  474.218304][ T4810]  ? sysfs_warn_dup+0xa0/0xa0
[  474.223073][ T4810]  ? do_raw_spin_unlock+0x137/0x8b0
[  474.228282][ T4810]  ? kobject_set_name_vargs+0xca/0x110
[  474.233756][ T4810]  kobject_add_internal+0x6e0/0xe00
[  474.238972][ T4810]  kobject_init_and_add+0x120/0x190
[  474.244183][ T4810]  ? lockdep_softirqs_off+0x420/0x420
[  474.249687][ T4810]  ? widen_string+0x3a/0x310
[  474.254302][ T4810]  ? kobject_add+0x210/0x210
[  474.258895][ T4810]  ? __init_swait_queue_head+0xaa/0x140
[  474.264444][ T4810]  gfs2_sys_fs_add+0x237/0x4a0
[  474.269209][ T4810]  ? gfs2_recover_set+0x240/0x240
[  474.274250][ T4810]  ? snprintf+0xd6/0x120
[  474.278506][ T4810]  ? vscnprintf+0x80/0x80
[  474.282848][ T4810]  ? read_word_at_a_time+0xe/0x20
[  474.288060][ T4810]  ? strscpy+0x89/0x220
[  474.292236][ T4810]  gfs2_fill_super+0x1299/0x2750
[  474.297193][ T4810]  ? gfs2_reconfigure+0xcf0/0xcf0
[  474.302216][ T4810]  ? ptr_to_hashval+0x60/0x60
[  474.306893][ T4810]  ? up_write+0x19d/0x580
[  474.311234][ T4810]  ? set_blocksize+0x1ec/0x370
[  474.316353][ T4810]  get_tree_bdev+0x3fe/0x620
[  474.320949][ T4810]  ? gfs2_reconfigure+0xcf0/0xcf0
[  474.325973][ T4810]  gfs2_get_tree+0x50/0x210
[  474.330473][ T4810]  ? bpf_lsm_capable+0x5/0x10
[  474.335154][ T4810]  vfs_get_tree+0x88/0x270
[  474.339599][ T4810]  do_new_mount+0x2ba/0xb40
[  474.344266][ T4810]  ? do_move_mount_old+0x160/0x160
[  474.349387][ T4810]  ? user_path_at_empty+0x12b/0x180
[  474.354593][ T4810]  __se_sys_mount+0x2d5/0x3c0
[  474.359276][ T4810]  ? __x64_sys_mount+0xc0/0xc0
[  474.364038][ T4810]  ? syscall_enter_from_user_mode+0x2e/0x240
[  474.370028][ T4810]  ? lockdep_hardirqs_on+0x94/0x130
[  474.375246][ T4810]  ? __x64_sys_mount+0x1c/0xc0
[  474.380034][ T4810]  do_syscall_64+0x3b/0xb0
[  474.384453][ T4810]  ? clear_bhb_loop+0x15/0x70
[  474.389151][ T4810]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  474.395039][ T4810] RIP: 0033:0x7f0ff4aec25a
[  474.399451][ T4810] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  474.419280][ T4810] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  474.427701][ T4810] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  474.435673][ T4810] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  474.443734][ T4810] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  474.451728][ T4810] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  474.459701][ T4810] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  474.467685][ T4810]  </TASK>
[  474.471696][ T4810] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  474.485306][ T4810] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
executing program
[  475.452072][ T4811] loop2: detected capacity change from 0 to 32768
[  475.464227][ T4812] loop0: detected capacity change from 0 to 32768
[  475.518330][ T4813] loop3: detected capacity change from 0 to 32768
[  475.525245][ T4811] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  475.532829][ T4811] CPU: 1 PID: 4811 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  475.539600][ T4814] loop1: detected capacity change from 0 to 32768
[  475.541436][ T4811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  475.557926][ T4811] Call Trace:
[  475.561215][ T4811]  <TASK>
[  475.564175][ T4811]  dump_stack_lvl+0x1e3/0x2d0
[  475.568862][ T4811]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  475.574499][ T4811]  ? panic+0x860/0x860
[  475.578759][ T4811]  ? sysfs_create_dir_ns+0x282/0x390
[  475.584285][ T4811]  sysfs_create_dir_ns+0x2c6/0x390
[  475.589414][ T4811]  ? sysfs_warn_dup+0xa0/0xa0
[  475.594096][ T4811]  ? do_raw_spin_unlock+0x137/0x8b0
[  475.599300][ T4811]  ? kobject_set_name_vargs+0xca/0x110
[  475.604761][ T4811]  kobject_add_internal+0x6e0/0xe00
[  475.609989][ T4811]  kobject_init_and_add+0x120/0x190
[  475.615475][ T4811]  ? lockdep_softirqs_off+0x420/0x420
[  475.620979][ T4811]  ? widen_string+0x3a/0x310
[  475.625585][ T4811]  ? kobject_add+0x210/0x210
[  475.630177][ T4811]  ? __init_swait_queue_head+0xaa/0x140
[  475.635814][ T4811]  gfs2_sys_fs_add+0x237/0x4a0
[  475.640583][ T4811]  ? gfs2_recover_set+0x240/0x240
[  475.645615][ T4811]  ? snprintf+0xd6/0x120
[  475.649892][ T4811]  ? vscnprintf+0x80/0x80
[  475.654315][ T4811]  ? read_word_at_a_time+0xe/0x20
[  475.659511][ T4811]  ? strscpy+0x89/0x220
[  475.663737][ T4811]  gfs2_fill_super+0x1299/0x2750
[  475.668706][ T4811]  ? gfs2_reconfigure+0xcf0/0xcf0
[  475.673912][ T4811]  ? ptr_to_hashval+0x60/0x60
[  475.678854][ T4811]  ? up_write+0x19d/0x580
[  475.683230][ T4811]  ? set_blocksize+0x1ec/0x370
[  475.688033][ T4811]  get_tree_bdev+0x3fe/0x620
[  475.692635][ T4811]  ? gfs2_reconfigure+0xcf0/0xcf0
[  475.697682][ T4811]  gfs2_get_tree+0x50/0x210
[  475.702332][ T4811]  ? bpf_lsm_capable+0x5/0x10
[  475.707084][ T4811]  vfs_get_tree+0x88/0x270
[  475.711516][ T4811]  do_new_mount+0x2ba/0xb40
[  475.716121][ T4811]  ? do_move_mount_old+0x160/0x160
[  475.721470][ T4811]  ? user_path_at_empty+0x12b/0x180
[  475.726689][ T4811]  __se_sys_mount+0x2d5/0x3c0
[  475.731376][ T4811]  ? __x64_sys_mount+0xc0/0xc0
[  475.736161][ T4811]  ? syscall_enter_from_user_mode+0x2e/0x240
[  475.742168][ T4811]  ? lockdep_hardirqs_on+0x94/0x130
[  475.747469][ T4811]  ? __x64_sys_mount+0x1c/0xc0
[  475.752273][ T4811]  do_syscall_64+0x3b/0xb0
[  475.756701][ T4811]  ? clear_bhb_loop+0x15/0x70
[  475.761381][ T4811]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  475.767374][ T4811] RIP: 0033:0x7f0ff4aec25a
[  475.771898][ T4811] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  475.791502][ T4811] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  475.799945][ T4811] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  475.807938][ T4811] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  475.815911][ T4811] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  475.824171][ T4811] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  475.832156][ T4811] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  475.840354][ T4811]  </TASK>
[  475.847521][ T4812] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  475.852496][ T4811] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  475.865219][ T4813] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  475.877453][ T4812] CPU: 0 PID: 4812 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  475.886187][ T4812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  475.892450][ T4811] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  475.896259][ T4812] Call Trace:
[  475.896271][ T4812]  <TASK>
[  475.909015][ T4812]  dump_stack_lvl+0x1e3/0x2d0
[  475.913731][ T4812]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  475.919396][ T4812]  ? panic+0x860/0x860
[  475.923499][ T4812]  ? sysfs_create_dir_ns+0x282/0x390
[  475.928806][ T4812]  sysfs_create_dir_ns+0x2c6/0x390
[  475.934074][ T4812]  ? sysfs_warn_dup+0xa0/0xa0
[  475.938955][ T4812]  ? do_raw_spin_unlock+0x137/0x8b0
[  475.944188][ T4812]  ? kobject_set_name_vargs+0xca/0x110
[  475.949679][ T4812]  kobject_add_internal+0x6e0/0xe00
[  475.954908][ T4812]  kobject_init_and_add+0x120/0x190
[  475.960158][ T4812]  ? lockdep_softirqs_off+0x420/0x420
[  475.965547][ T4812]  ? widen_string+0x3a/0x310
[  475.970270][ T4812]  ? kobject_add+0x210/0x210
[  475.974885][ T4812]  ? __init_swait_queue_head+0xaa/0x140
[  475.980444][ T4812]  gfs2_sys_fs_add+0x237/0x4a0
[  475.985226][ T4812]  ? gfs2_recover_set+0x240/0x240
[  475.990289][ T4812]  ? snprintf+0xd6/0x120
[  475.994553][ T4812]  ? vscnprintf+0x80/0x80
[  475.998895][ T4812]  ? read_word_at_a_time+0xe/0x20
[  476.003935][ T4812]  ? strscpy+0x89/0x220
[  476.008103][ T4812]  gfs2_fill_super+0x1299/0x2750
[  476.013072][ T4812]  ? gfs2_reconfigure+0xcf0/0xcf0
[  476.018110][ T4812]  ? ptr_to_hashval+0x60/0x60
[  476.022796][ T4812]  ? up_write+0x19d/0x580
[  476.027153][ T4812]  ? set_blocksize+0x1ec/0x370
[  476.031940][ T4812]  get_tree_bdev+0x3fe/0x620
[  476.036572][ T4812]  ? gfs2_reconfigure+0xcf0/0xcf0
[  476.041618][ T4812]  gfs2_get_tree+0x50/0x210
[  476.046132][ T4812]  ? bpf_lsm_capable+0x5/0x10
[  476.051025][ T4812]  vfs_get_tree+0x88/0x270
[  476.055456][ T4812]  do_new_mount+0x2ba/0xb40
[  476.059976][ T4812]  ? do_move_mount_old+0x160/0x160
[  476.065101][ T4812]  ? user_path_at_empty+0x12b/0x180
[  476.070462][ T4812]  __se_sys_mount+0x2d5/0x3c0
[  476.075166][ T4812]  ? __x64_sys_mount+0xc0/0xc0
[  476.079954][ T4812]  ? syscall_enter_from_user_mode+0x2e/0x240
[  476.085946][ T4812]  ? lockdep_hardirqs_on+0x94/0x130
[  476.091157][ T4812]  ? __x64_sys_mount+0x1c/0xc0
[  476.095975][ T4812]  do_syscall_64+0x3b/0xb0
[  476.100405][ T4812]  ? clear_bhb_loop+0x15/0x70
[  476.105109][ T4812]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  476.111163][ T4812] RIP: 0033:0x7f0ff4aec25a
[  476.115704][ T4812] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  476.135426][ T4812] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  476.143864][ T4812] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  476.151948][ T4812] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  476.160124][ T4812] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  476.168211][ T4812] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  476.176200][ T4812] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  476.184196][ T4812]  </TASK>
[  476.187249][ T4813] CPU: 1 PID: 4813 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  476.191023][ T4812] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  476.195886][ T4813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  476.195904][ T4813] Call Trace:
[  476.195912][ T4813]  <TASK>
[  476.195921][ T4813]  dump_stack_lvl+0x1e3/0x2d0
[  476.195956][ T4813]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  476.195981][ T4813]  ? panic+0x860/0x860
[  476.209429][ T4812] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  476.219142][ T4813]  ? sysfs_create_dir_ns+0x282/0x390
[  476.219183][ T4813]  sysfs_create_dir_ns+0x2c6/0x390
[  476.219212][ T4813]  ? sysfs_warn_dup+0xa0/0xa0
[  476.246526][ T4814] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  476.251660][ T4813]  ? do_raw_spin_unlock+0x137/0x8b0
[  476.274130][ T4813]  ? kobject_set_name_vargs+0xca/0x110
[  476.279706][ T4813]  kobject_add_internal+0x6e0/0xe00
[  476.284931][ T4813]  kobject_init_and_add+0x120/0x190
[  476.290146][ T4813]  ? lockdep_softirqs_off+0x420/0x420
[  476.295527][ T4813]  ? widen_string+0x3a/0x310
[  476.300138][ T4813]  ? kobject_add+0x210/0x210
[  476.304741][ T4813]  ? __init_swait_queue_head+0xaa/0x140
[  476.310393][ T4813]  gfs2_sys_fs_add+0x237/0x4a0
[  476.315173][ T4813]  ? gfs2_recover_set+0x240/0x240
[  476.320208][ T4813]  ? snprintf+0xd6/0x120
[  476.324476][ T4813]  ? vscnprintf+0x80/0x80
[  476.328829][ T4813]  ? read_word_at_a_time+0xe/0x20
[  476.333904][ T4813]  ? strscpy+0x89/0x220
[  476.338070][ T4813]  gfs2_fill_super+0x1299/0x2750
[  476.343032][ T4813]  ? gfs2_reconfigure+0xcf0/0xcf0
[  476.348075][ T4813]  ? ptr_to_hashval+0x60/0x60
[  476.352765][ T4813]  ? up_write+0x19d/0x580
[  476.357196][ T4813]  ? set_blocksize+0x1ec/0x370
[  476.362000][ T4813]  get_tree_bdev+0x3fe/0x620
[  476.366614][ T4813]  ? gfs2_reconfigure+0xcf0/0xcf0
[  476.371657][ T4813]  gfs2_get_tree+0x50/0x210
[  476.376170][ T4813]  ? bpf_lsm_capable+0x5/0x10
[  476.380860][ T4813]  vfs_get_tree+0x88/0x270
[  476.385297][ T4813]  do_new_mount+0x2ba/0xb40
[  476.389829][ T4813]  ? do_move_mount_old+0x160/0x160
[  476.394955][ T4813]  ? user_path_at_empty+0x12b/0x180
[  476.400169][ T4813]  __se_sys_mount+0x2d5/0x3c0
[  476.404872][ T4813]  ? __x64_sys_mount+0xc0/0xc0
[  476.409648][ T4813]  ? syscall_enter_from_user_mode+0x2e/0x240
[  476.415638][ T4813]  ? lockdep_hardirqs_on+0x94/0x130
[  476.420855][ T4813]  ? __x64_sys_mount+0x1c/0xc0
[  476.425804][ T4813]  do_syscall_64+0x3b/0xb0
[  476.430235][ T4813]  ? clear_bhb_loop+0x15/0x70
[  476.435054][ T4813]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  476.441020][ T4813] RIP: 0033:0x7f0ff4aec25a
[  476.445452][ T4813] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  476.465944][ T4813] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  476.474379][ T4813] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  476.482363][ T4813] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  476.490346][ T4813] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  476.498414][ T4813] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  476.506409][ T4813] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  476.514968][ T4813]  </TASK>
[  476.518015][ T4814] CPU: 0 PID: 4814 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  476.526631][ T4814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  476.536713][ T4814] Call Trace:
[  476.540014][ T4814]  <TASK>
[  476.542960][ T4814]  dump_stack_lvl+0x1e3/0x2d0
[  476.547679][ T4814]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  476.553357][ T4814]  ? panic+0x860/0x860
[  476.557079][ T4813] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  476.557456][ T4814]  ? sysfs_create_dir_ns+0x282/0x390
[  476.572091][ T4813] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  476.575835][ T4814]  sysfs_create_dir_ns+0x2c6/0x390
[  476.575874][ T4814]  ? sysfs_warn_dup+0xa0/0xa0
[  476.592338][ T4814]  ? do_raw_spin_unlock+0x137/0x8b0
[  476.597571][ T4814]  ? kobject_set_name_vargs+0xca/0x110
[  476.603058][ T4814]  kobject_add_internal+0x6e0/0xe00
[  476.608271][ T4814]  kobject_init_and_add+0x120/0x190
[  476.613730][ T4814]  ? lockdep_softirqs_off+0x420/0x420
[  476.619102][ T4814]  ? widen_string+0x3a/0x310
[  476.623699][ T4814]  ? kobject_add+0x210/0x210
[  476.628293][ T4814]  ? __init_swait_queue_head+0xaa/0x140
[  476.633867][ T4814]  gfs2_sys_fs_add+0x237/0x4a0
[  476.638787][ T4814]  ? gfs2_recover_set+0x240/0x240
[  476.643811][ T4814]  ? snprintf+0xd6/0x120
[  476.648089][ T4814]  ? vscnprintf+0x80/0x80
[  476.652518][ T4814]  ? read_word_at_a_time+0xe/0x20
[  476.657678][ T4814]  ? strscpy+0x89/0x220
[  476.661864][ T4814]  gfs2_fill_super+0x1299/0x2750
[  476.666824][ T4814]  ? gfs2_reconfigure+0xcf0/0xcf0
[  476.672095][ T4814]  ? ptr_to_hashval+0x60/0x60
[  476.676789][ T4814]  ? up_write+0x19d/0x580
[  476.681135][ T4814]  ? set_blocksize+0x1ec/0x370
[  476.685919][ T4814]  get_tree_bdev+0x3fe/0x620
[  476.690606][ T4814]  ? gfs2_reconfigure+0xcf0/0xcf0
[  476.695629][ T4814]  gfs2_get_tree+0x50/0x210
[  476.700139][ T4814]  ? bpf_lsm_capable+0x5/0x10
[  476.704846][ T4814]  vfs_get_tree+0x88/0x270
[  476.709267][ T4814]  do_new_mount+0x2ba/0xb40
[  476.714004][ T4814]  ? do_move_mount_old+0x160/0x160
[  476.719130][ T4814]  ? user_path_at_empty+0x12b/0x180
[  476.724508][ T4814]  __se_sys_mount+0x2d5/0x3c0
[  476.729235][ T4814]  ? __x64_sys_mount+0xc0/0xc0
[  476.734005][ T4814]  ? syscall_enter_from_user_mode+0x2e/0x240
[  476.739996][ T4814]  ? lockdep_hardirqs_on+0x94/0x130
[  476.745208][ T4814]  ? __x64_sys_mount+0x1c/0xc0
[  476.749976][ T4814]  do_syscall_64+0x3b/0xb0
[  476.754392][ T4814]  ? clear_bhb_loop+0x15/0x70
[  476.759077][ T4814]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  476.764973][ T4814] RIP: 0033:0x7f0ff4aec25a
[  476.769415][ T4814] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  476.789156][ T4814] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  476.797716][ T4814] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  476.805801][ T4814] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  476.813777][ T4814] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  476.821769][ T4814] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  476.829741][ T4814] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  476.837874][ T4814]  </TASK>
[  476.842334][ T4814] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  476.855628][ T4814] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
executing program
[  477.852653][ T4815] loop2: detected capacity change from 0 to 32768
[  477.860351][ T4816] loop3: detected capacity change from 0 to 32768
[  477.886281][ T4817] loop0: detected capacity change from 0 to 32768
[  477.901849][ T4818] loop1: detected capacity change from 0 to 32768
[  477.925442][ T4817] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  477.925487][ T4816] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  477.932975][ T4817] CPU: 0 PID: 4817 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  477.945193][ T4818] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  477.949165][ T4817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  477.966804][ T4817] Call Trace:
[  477.970085][ T4817]  <TASK>
[  477.973019][ T4817]  dump_stack_lvl+0x1e3/0x2d0
[  477.977706][ T4817]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  477.983342][ T4817]  ? panic+0x860/0x860
[  477.987421][ T4817]  ? sysfs_create_dir_ns+0x282/0x390
[  477.992718][ T4817]  sysfs_create_dir_ns+0x2c6/0x390
[  477.997849][ T4817]  ? sysfs_warn_dup+0xa0/0xa0
[  478.002536][ T4817]  ? do_raw_spin_unlock+0x137/0x8b0
[  478.007748][ T4817]  ? kobject_set_name_vargs+0xca/0x110
[  478.013280][ T4817]  kobject_add_internal+0x6e0/0xe00
[  478.018499][ T4817]  kobject_init_and_add+0x120/0x190
[  478.023878][ T4817]  ? lockdep_softirqs_off+0x420/0x420
[  478.029258][ T4817]  ? widen_string+0x3a/0x310
[  478.033859][ T4817]  ? kobject_add+0x210/0x210
[  478.038461][ T4817]  ? __init_swait_queue_head+0xaa/0x140
[  478.044015][ T4817]  gfs2_sys_fs_add+0x237/0x4a0
[  478.048793][ T4817]  ? gfs2_recover_set+0x240/0x240
[  478.054162][ T4817]  ? snprintf+0xd6/0x120
[  478.058423][ T4817]  ? vscnprintf+0x80/0x80
[  478.062766][ T4817]  ? read_word_at_a_time+0xe/0x20
[  478.067825][ T4817]  ? strscpy+0x89/0x220
[  478.071994][ T4817]  gfs2_fill_super+0x1299/0x2750
[  478.077159][ T4817]  ? gfs2_reconfigure+0xcf0/0xcf0
[  478.082198][ T4817]  ? ptr_to_hashval+0x60/0x60
[  478.086916][ T4817]  ? up_write+0x19d/0x580
[  478.091276][ T4817]  ? set_blocksize+0x1ec/0x370
[  478.096179][ T4817]  get_tree_bdev+0x3fe/0x620
[  478.100883][ T4817]  ? gfs2_reconfigure+0xcf0/0xcf0
[  478.105931][ T4817]  gfs2_get_tree+0x50/0x210
[  478.110448][ T4817]  ? bpf_lsm_capable+0x5/0x10
[  478.115140][ T4817]  vfs_get_tree+0x88/0x270
[  478.119583][ T4817]  do_new_mount+0x2ba/0xb40
[  478.124151][ T4817]  ? do_move_mount_old+0x160/0x160
[  478.129279][ T4817]  ? user_path_at_empty+0x12b/0x180
[  478.134493][ T4817]  __se_sys_mount+0x2d5/0x3c0
[  478.139191][ T4817]  ? __x64_sys_mount+0xc0/0xc0
[  478.143967][ T4817]  ? syscall_enter_from_user_mode+0x2e/0x240
[  478.150041][ T4817]  ? lockdep_hardirqs_on+0x94/0x130
[  478.155256][ T4817]  ? __x64_sys_mount+0x1c/0xc0
[  478.160132][ T4817]  do_syscall_64+0x3b/0xb0
[  478.164578][ T4817]  ? clear_bhb_loop+0x15/0x70
[  478.169272][ T4817]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  478.175183][ T4817] RIP: 0033:0x7f0ff4aec25a
[  478.179610][ T4817] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  478.199248][ T4817] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  478.207697][ T4817] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  478.215685][ T4817] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  478.223774][ T4817] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  478.231754][ T4817] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  478.239735][ T4817] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  478.247734][ T4817]  </TASK>
[  478.250767][ T4816] CPU: 1 PID: 4816 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  478.259441][ T4816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  478.260273][ T4817] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  478.269623][ T4816] Call Trace:
[  478.269638][ T4816]  <TASK>
[  478.269649][ T4816]  dump_stack_lvl+0x1e3/0x2d0
[  478.269684][ T4816]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  478.269710][ T4816]  ? panic+0x860/0x860
[  478.269736][ T4816]  ? sysfs_create_dir_ns+0x282/0x390
[  478.269766][ T4816]  sysfs_create_dir_ns+0x2c6/0x390
[  478.269793][ T4816]  ? sysfs_warn_dup+0xa0/0xa0
[  478.269817][ T4816]  ? do_raw_spin_unlock+0x137/0x8b0
[  478.303966][ T4817] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  478.309438][ T4816]  ? kobject_set_name_vargs+0xca/0x110
[  478.309475][ T4816]  kobject_add_internal+0x6e0/0xe00
[  478.309506][ T4816]  kobject_init_and_add+0x120/0x190
[  478.309528][ T4816]  ? lockdep_softirqs_off+0x420/0x420
[  478.309549][ T4816]  ? widen_string+0x3a/0x310
[  478.309577][ T4816]  ? kobject_add+0x210/0x210
[  478.309605][ T4816]  ? __init_swait_queue_head+0xaa/0x140
[  478.309634][ T4816]  gfs2_sys_fs_add+0x237/0x4a0
[  478.309661][ T4816]  ? gfs2_recover_set+0x240/0x240
[  478.309684][ T4816]  ? snprintf+0xd6/0x120
[  478.309714][ T4816]  ? vscnprintf+0x80/0x80
[  478.309744][ T4816]  ? read_word_at_a_time+0xe/0x20
[  478.309769][ T4816]  ? strscpy+0x89/0x220
[  478.309795][ T4816]  gfs2_fill_super+0x1299/0x2750
[  478.309841][ T4816]  ? gfs2_reconfigure+0xcf0/0xcf0
[  478.309865][ T4816]  ? ptr_to_hashval+0x60/0x60
[  478.309892][ T4816]  ? up_write+0x19d/0x580
[  478.309937][ T4816]  ? set_blocksize+0x1ec/0x370
[  478.309974][ T4816]  get_tree_bdev+0x3fe/0x620
[  478.310001][ T4816]  ? gfs2_reconfigure+0xcf0/0xcf0
[  478.310058][ T4816]  gfs2_get_tree+0x50/0x210
[  478.310078][ T4816]  ? bpf_lsm_capable+0x5/0x10
[  478.310105][ T4816]  vfs_get_tree+0x88/0x270
[  478.310139][ T4816]  do_new_mount+0x2ba/0xb40
[  478.310168][ T4816]  ? do_move_mount_old+0x160/0x160
[  478.310196][ T4816]  ? user_path_at_empty+0x12b/0x180
[  478.310221][ T4816]  __se_sys_mount+0x2d5/0x3c0
[  478.310255][ T4816]  ? __x64_sys_mount+0xc0/0xc0
[  478.373797][ T4815] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  478.377530][ T4816]  ? syscall_enter_from_user_mode+0x2e/0x240
[  478.479760][ T4816]  ? lockdep_hardirqs_on+0x94/0x130
[  478.484983][ T4816]  ? __x64_sys_mount+0x1c/0xc0
[  478.489799][ T4816]  do_syscall_64+0x3b/0xb0
[  478.494231][ T4816]  ? clear_bhb_loop+0x15/0x70
[  478.498940][ T4816]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  478.504847][ T4816] RIP: 0033:0x7f0ff4aec25a
[  478.509493][ T4816] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  478.529134][ T4816] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  478.537577][ T4816] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  478.545571][ T4816] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  478.553645][ T4816] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  478.561717][ T4816] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  478.569709][ T4816] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  478.577705][ T4816]  </TASK>
[  478.580741][ T4815] CPU: 0 PID: 4815 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  478.589556][ T4815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  478.599636][ T4815] Call Trace:
[  478.602921][ T4815]  <TASK>
[  478.605856][ T4815]  dump_stack_lvl+0x1e3/0x2d0
[  478.610548][ T4815]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  478.616199][ T4815]  ? panic+0x860/0x860
[  478.620279][ T4815]  ? sysfs_create_dir_ns+0x282/0x390
[  478.625581][ T4815]  sysfs_create_dir_ns+0x2c6/0x390
[  478.630741][ T4815]  ? sysfs_warn_dup+0xa0/0xa0
[  478.635427][ T4815]  ? do_raw_spin_unlock+0x137/0x8b0
[  478.640635][ T4815]  ? kobject_set_name_vargs+0xca/0x110
[  478.646106][ T4815]  kobject_add_internal+0x6e0/0xe00
[  478.651322][ T4815]  kobject_init_and_add+0x120/0x190
[  478.656526][ T4815]  ? lockdep_softirqs_off+0x420/0x420
[  478.661902][ T4815]  ? widen_string+0x3a/0x310
[  478.666503][ T4815]  ? kobject_add+0x210/0x210
[  478.671103][ T4815]  ? __init_swait_queue_head+0xaa/0x140
[  478.676744][ T4815]  gfs2_sys_fs_add+0x237/0x4a0
[  478.681518][ T4815]  ? gfs2_recover_set+0x240/0x240
[  478.686658][ T4815]  ? snprintf+0xd6/0x120
[  478.690924][ T4815]  ? vscnprintf+0x80/0x80
[  478.695271][ T4815]  ? read_word_at_a_time+0xe/0x20
[  478.700323][ T4815]  ? strscpy+0x89/0x220
[  478.704508][ T4815]  gfs2_fill_super+0x1299/0x2750
[  478.709578][ T4815]  ? gfs2_reconfigure+0xcf0/0xcf0
[  478.714626][ T4815]  ? ptr_to_hashval+0x60/0x60
[  478.719321][ T4815]  ? up_write+0x19d/0x580
[  478.723689][ T4815]  ? set_blocksize+0x1ec/0x370
[  478.728484][ T4815]  get_tree_bdev+0x3fe/0x620
[  478.733134][ T4815]  ? gfs2_reconfigure+0xcf0/0xcf0
[  478.738172][ T4815]  gfs2_get_tree+0x50/0x210
[  478.742679][ T4815]  ? bpf_lsm_capable+0x5/0x10
[  478.747363][ T4815]  vfs_get_tree+0x88/0x270
[  478.751814][ T4815]  do_new_mount+0x2ba/0xb40
[  478.756330][ T4815]  ? do_move_mount_old+0x160/0x160
[  478.761541][ T4815]  ? user_path_at_empty+0x12b/0x180
[  478.766756][ T4815]  __se_sys_mount+0x2d5/0x3c0
[  478.771446][ T4815]  ? __x64_sys_mount+0xc0/0xc0
[  478.776313][ T4815]  ? syscall_enter_from_user_mode+0x2e/0x240
[  478.782316][ T4815]  ? lockdep_hardirqs_on+0x94/0x130
[  478.787532][ T4815]  ? __x64_sys_mount+0x1c/0xc0
[  478.792334][ T4815]  do_syscall_64+0x3b/0xb0
[  478.796760][ T4815]  ? clear_bhb_loop+0x15/0x70
[  478.801445][ T4815]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  478.807460][ T4815] RIP: 0033:0x7f0ff4aec25a
[  478.811884][ T4815] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  478.831497][ T4815] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  478.840275][ T4815] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  478.848602][ T4815] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  478.856707][ T4815] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  478.864685][ T4815] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  478.872690][ T4815] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  478.880684][ T4815]  </TASK>
[  478.883714][ T4818] CPU: 1 PID: 4818 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  478.892324][ T4818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  478.895913][ T4815] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  478.902396][ T4818] Call Trace:
[  478.902408][ T4818]  <TASK>
[  478.902417][ T4818]  dump_stack_lvl+0x1e3/0x2d0
[  478.902451][ T4818]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  478.902476][ T4818]  ? panic+0x860/0x860
[  478.902501][ T4818]  ? sysfs_create_dir_ns+0x282/0x390
[  478.902532][ T4818]  sysfs_create_dir_ns+0x2c6/0x390
[  478.902560][ T4818]  ? sysfs_warn_dup+0xa0/0xa0
[  478.916077][ T4815] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  478.918958][ T4818]  ? do_raw_spin_unlock+0x137/0x8b0
[  478.927176][ T4816] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  478.932177][ T4818]  ? kobject_set_name_vargs+0xca/0x110
[  478.937015][ T4816] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  478.941516][ T4818]  kobject_add_internal+0x6e0/0xe00
[  478.993415][ T4818]  kobject_init_and_add+0x120/0x190
[  478.998746][ T4818]  ? lockdep_softirqs_off+0x420/0x420
[  479.004129][ T4818]  ? widen_string+0x3a/0x310
[  479.008741][ T4818]  ? kobject_add+0x210/0x210
[  479.013418][ T4818]  ? __init_swait_queue_head+0xaa/0x140
[  479.018986][ T4818]  gfs2_sys_fs_add+0x237/0x4a0
[  479.023754][ T4818]  ? gfs2_recover_set+0x240/0x240
[  479.028814][ T4818]  ? snprintf+0xd6/0x120
[  479.033083][ T4818]  ? vscnprintf+0x80/0x80
[  479.037424][ T4818]  ? read_word_at_a_time+0xe/0x20
[  479.042496][ T4818]  ? strscpy+0x89/0x220
[  479.046799][ T4818]  gfs2_fill_super+0x1299/0x2750
[  479.051767][ T4818]  ? gfs2_reconfigure+0xcf0/0xcf0
[  479.056803][ T4818]  ? ptr_to_hashval+0x60/0x60
[  479.061488][ T4818]  ? up_write+0x19d/0x580
[  479.065837][ T4818]  ? set_blocksize+0x1ec/0x370
[  479.070676][ T4818]  get_tree_bdev+0x3fe/0x620
[  479.075289][ T4818]  ? gfs2_reconfigure+0xcf0/0xcf0
[  479.080485][ T4818]  gfs2_get_tree+0x50/0x210
[  479.085325][ T4818]  ? bpf_lsm_capable+0x5/0x10
[  479.090032][ T4818]  vfs_get_tree+0x88/0x270
[  479.094466][ T4818]  do_new_mount+0x2ba/0xb40
[  479.099007][ T4818]  ? do_move_mount_old+0x160/0x160
[  479.104143][ T4818]  ? user_path_at_empty+0x12b/0x180
[  479.109348][ T4818]  __se_sys_mount+0x2d5/0x3c0
[  479.114028][ T4818]  ? __x64_sys_mount+0xc0/0xc0
[  479.118890][ T4818]  ? syscall_enter_from_user_mode+0x2e/0x240
[  479.124921][ T4818]  ? lockdep_hardirqs_on+0x94/0x130
[  479.130139][ T4818]  ? __x64_sys_mount+0x1c/0xc0
[  479.134945][ T4818]  do_syscall_64+0x3b/0xb0
[  479.139368][ T4818]  ? clear_bhb_loop+0x15/0x70
[  479.144045][ T4818]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  479.150176][ T4818] RIP: 0033:0x7f0ff4aec25a
[  479.154607][ T4818] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  479.174445][ T4818] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  479.182860][ T4818] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  479.190829][ T4818] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  479.198973][ T4818] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  479.206955][ T4818] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  479.214933][ T4818] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  479.222925][ T4818]  </TASK>
[  479.226972][ T4818] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  479.242051][ T4818] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
executing program
[  480.160622][ T4819] loop3: detected capacity change from 0 to 32768
[  480.249575][ T4819] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  480.275564][ T4819] CPU: 1 PID: 4819 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  480.284275][ T4819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  480.295089][ T4819] Call Trace:
[  480.298390][ T4819]  <TASK>
[  480.301335][ T4819]  dump_stack_lvl+0x1e3/0x2d0
[  480.306040][ T4819]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  480.311872][ T4819]  ? panic+0x860/0x860
[  480.316008][ T4819]  ? sysfs_create_dir_ns+0x282/0x390
[  480.321346][ T4819]  sysfs_create_dir_ns+0x2c6/0x390
[  480.326505][ T4819]  ? sysfs_warn_dup+0xa0/0xa0
[  480.331252][ T4819]  ? do_raw_spin_unlock+0x137/0x8b0
[  480.336485][ T4819]  ? kobject_set_name_vargs+0xca/0x110
[  480.342063][ T4819]  kobject_add_internal+0x6e0/0xe00
[  480.347296][ T4819]  kobject_init_and_add+0x120/0x190
[  480.349920][ T4821] loop0: detected capacity change from 0 to 32768
[  480.352875][ T4819]  ? lockdep_softirqs_off+0x420/0x420
[  480.352915][ T4819]  ? widen_string+0x3a/0x310
[  480.352951][ T4819]  ? kobject_add+0x210/0x210
[  480.364468][ T4820] loop2: detected capacity change from 0 to 32768
[  480.364903][ T4819]  ? __init_swait_queue_head+0xaa/0x140
[  480.386123][ T4819]  gfs2_sys_fs_add+0x237/0x4a0
[  480.391353][ T4819]  ? gfs2_recover_set+0x240/0x240
[  480.396413][ T4819]  ? snprintf+0xd6/0x120
[  480.400692][ T4819]  ? vscnprintf+0x80/0x80
[  480.405054][ T4819]  ? read_word_at_a_time+0xe/0x20
[  480.410112][ T4819]  ? strscpy+0x89/0x220
[  480.414400][ T4819]  gfs2_fill_super+0x1299/0x2750
[  480.419392][ T4819]  ? gfs2_reconfigure+0xcf0/0xcf0
[  480.421314][ T4822] loop1: detected capacity change from 0 to 32768
[  480.424447][ T4819]  ? ptr_to_hashval+0x60/0x60
[  480.424477][ T4819]  ? up_write+0x19d/0x580
[  480.424518][ T4819]  ? set_blocksize+0x1ec/0x370
[  480.424553][ T4819]  get_tree_bdev+0x3fe/0x620
[  480.450010][ T4819]  ? gfs2_reconfigure+0xcf0/0xcf0
[  480.455160][ T4819]  gfs2_get_tree+0x50/0x210
[  480.459677][ T4819]  ? bpf_lsm_capable+0x5/0x10
[  480.465406][ T4819]  vfs_get_tree+0x88/0x270
[  480.469826][ T4819]  do_new_mount+0x2ba/0xb40
[  480.474340][ T4819]  ? do_move_mount_old+0x160/0x160
[  480.479463][ T4819]  ? user_path_at_empty+0x12b/0x180
[  480.484686][ T4819]  __se_sys_mount+0x2d5/0x3c0
[  480.489412][ T4819]  ? __x64_sys_mount+0xc0/0xc0
[  480.494176][ T4819]  ? syscall_enter_from_user_mode+0x2e/0x240
[  480.500262][ T4819]  ? lockdep_hardirqs_on+0x94/0x130
[  480.505464][ T4819]  ? __x64_sys_mount+0x1c/0xc0
[  480.510404][ T4819]  do_syscall_64+0x3b/0xb0
[  480.514818][ T4819]  ? clear_bhb_loop+0x15/0x70
[  480.519512][ T4819]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  480.525405][ T4819] RIP: 0033:0x7f0ff4aec25a
[  480.529820][ T4819] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  480.549425][ T4819] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  480.557846][ T4819] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  480.565823][ T4819] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  480.573824][ T4819] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  480.581795][ T4819] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  480.589767][ T4819] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  480.597778][ T4819]  </TASK>
[  480.601981][ T4819] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  480.615471][ T4819] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  480.621412][ T4820] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  480.629494][ T4820] CPU: 0 PID: 4820 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  480.638103][ T4820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  480.648188][ T4820] Call Trace:
[  480.651465][ T4820]  <TASK>
[  480.654394][ T4820]  dump_stack_lvl+0x1e3/0x2d0
[  480.659123][ T4820]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  480.664857][ T4820]  ? panic+0x860/0x860
[  480.668947][ T4820]  ? sysfs_create_dir_ns+0x282/0x390
[  480.674384][ T4820]  sysfs_create_dir_ns+0x2c6/0x390
[  480.679579][ T4820]  ? sysfs_warn_dup+0xa0/0xa0
[  480.684486][ T4820]  ? do_raw_spin_unlock+0x137/0x8b0
[  480.689707][ T4820]  ? kobject_set_name_vargs+0xca/0x110
[  480.695204][ T4820]  kobject_add_internal+0x6e0/0xe00
[  480.700629][ T4820]  kobject_init_and_add+0x120/0x190
[  480.705872][ T4820]  ? lockdep_softirqs_off+0x420/0x420
[  480.711284][ T4820]  ? widen_string+0x3a/0x310
[  480.715881][ T4820]  ? kobject_add+0x210/0x210
[  480.720507][ T4820]  ? __init_swait_queue_head+0xaa/0x140
[  480.726058][ T4820]  gfs2_sys_fs_add+0x237/0x4a0
[  480.730830][ T4820]  ? gfs2_recover_set+0x240/0x240
[  480.735976][ T4820]  ? snprintf+0xd6/0x120
[  480.740261][ T4820]  ? vscnprintf+0x80/0x80
[  480.744864][ T4820]  ? read_word_at_a_time+0xe/0x20
[  480.749913][ T4820]  ? strscpy+0x89/0x220
[  480.754170][ T4820]  gfs2_fill_super+0x1299/0x2750
[  480.759137][ T4820]  ? gfs2_reconfigure+0xcf0/0xcf0
[  480.764177][ T4820]  ? ptr_to_hashval+0x60/0x60
[  480.769002][ T4820]  ? up_write+0x19d/0x580
[  480.773355][ T4820]  ? set_blocksize+0x1ec/0x370
[  480.778137][ T4820]  get_tree_bdev+0x3fe/0x620
[  480.782741][ T4820]  ? gfs2_reconfigure+0xcf0/0xcf0
[  480.787878][ T4820]  gfs2_get_tree+0x50/0x210
[  480.792416][ T4820]  ? bpf_lsm_capable+0x5/0x10
[  480.797113][ T4820]  vfs_get_tree+0x88/0x270
[  480.801529][ T4820]  do_new_mount+0x2ba/0xb40
[  480.806039][ T4820]  ? do_move_mount_old+0x160/0x160
[  480.811153][ T4820]  ? user_path_at_empty+0x12b/0x180
[  480.816349][ T4820]  __se_sys_mount+0x2d5/0x3c0
[  480.821033][ T4820]  ? __x64_sys_mount+0xc0/0xc0
[  480.825799][ T4820]  ? syscall_enter_from_user_mode+0x2e/0x240
[  480.831880][ T4820]  ? lockdep_hardirqs_on+0x94/0x130
[  480.837172][ T4820]  ? __x64_sys_mount+0x1c/0xc0
[  480.842828][ T4820]  do_syscall_64+0x3b/0xb0
[  480.847282][ T4820]  ? clear_bhb_loop+0x15/0x70
[  480.851972][ T4820]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  480.857969][ T4820] RIP: 0033:0x7f0ff4aec25a
[  480.862388][ T4820] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  480.882986][ T4820] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  480.891415][ T4820] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  480.899390][ T4820] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  480.907386][ T4820] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  480.915461][ T4820] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  480.923996][ T4820] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  480.932375][ T4820]  </TASK>
[  480.940005][ T4820] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  480.941015][ T4821] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  480.953880][ T4822] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  480.968784][ T4822] CPU: 0 PID: 4822 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  480.977402][ T4822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  480.987672][ T4822] Call Trace:
[  480.990970][ T4822]  <TASK>
[  480.993925][ T4822]  dump_stack_lvl+0x1e3/0x2d0
[  480.998638][ T4822]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  481.004554][ T4822]  ? panic+0x860/0x860
[  481.008648][ T4822]  ? sysfs_create_dir_ns+0x282/0x390
[  481.013965][ T4822]  sysfs_create_dir_ns+0x2c6/0x390
[  481.019120][ T4822]  ? sysfs_warn_dup+0xa0/0xa0
[  481.023829][ T4822]  ? do_raw_spin_unlock+0x137/0x8b0
[  481.029046][ T4822]  ? kobject_set_name_vargs+0xca/0x110
[  481.034522][ T4822]  kobject_add_internal+0x6e0/0xe00
[  481.040126][ T4822]  kobject_init_and_add+0x120/0x190
[  481.045347][ T4822]  ? lockdep_softirqs_off+0x420/0x420
[  481.050758][ T4822]  ? widen_string+0x3a/0x310
[  481.055406][ T4822]  ? kobject_add+0x210/0x210
[  481.060159][ T4822]  ? __init_swait_queue_head+0xaa/0x140
[  481.065740][ T4822]  gfs2_sys_fs_add+0x237/0x4a0
[  481.070523][ T4822]  ? gfs2_recover_set+0x240/0x240
[  481.075562][ T4822]  ? snprintf+0xd6/0x120
[  481.079832][ T4822]  ? vscnprintf+0x80/0x80
[  481.084179][ T4822]  ? read_word_at_a_time+0xe/0x20
[  481.089212][ T4822]  ? strscpy+0x89/0x220
[  481.093404][ T4822]  gfs2_fill_super+0x1299/0x2750
[  481.098382][ T4822]  ? gfs2_reconfigure+0xcf0/0xcf0
[  481.103420][ T4822]  ? ptr_to_hashval+0x60/0x60
[  481.108106][ T4822]  ? up_write+0x19d/0x580
[  481.112464][ T4822]  ? set_blocksize+0x1ec/0x370
[  481.117286][ T4822]  get_tree_bdev+0x3fe/0x620
[  481.121889][ T4822]  ? gfs2_reconfigure+0xcf0/0xcf0
[  481.126935][ T4822]  gfs2_get_tree+0x50/0x210
[  481.131493][ T4822]  ? bpf_lsm_capable+0x5/0x10
[  481.136207][ T4822]  vfs_get_tree+0x88/0x270
[  481.140657][ T4822]  do_new_mount+0x2ba/0xb40
[  481.145281][ T4822]  ? do_move_mount_old+0x160/0x160
[  481.150435][ T4822]  ? user_path_at_empty+0x12b/0x180
[  481.155676][ T4822]  __se_sys_mount+0x2d5/0x3c0
[  481.160393][ T4822]  ? __x64_sys_mount+0xc0/0xc0
[  481.165184][ T4822]  ? syscall_enter_from_user_mode+0x2e/0x240
[  481.171268][ T4822]  ? lockdep_hardirqs_on+0x94/0x130
[  481.176489][ T4822]  ? __x64_sys_mount+0x1c/0xc0
[  481.181289][ T4822]  do_syscall_64+0x3b/0xb0
[  481.185726][ T4822]  ? clear_bhb_loop+0x15/0x70
[  481.190539][ T4822]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  481.196456][ T4822] RIP: 0033:0x7f0ff4aec25a
[  481.200883][ T4822] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  481.220587][ T4822] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  481.229109][ T4822] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  481.237200][ T4822] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  481.245182][ T4822] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  481.253176][ T4822] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  481.261541][ T4822] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  481.269548][ T4822]  </TASK>
[  481.272579][ T4821] CPU: 1 PID: 4821 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  481.274651][ T4820] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  481.281322][ T4821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  481.281342][ T4821] Call Trace:
[  481.281352][ T4821]  <TASK>
[  481.281361][ T4821]  dump_stack_lvl+0x1e3/0x2d0
[  481.281394][ T4821]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  481.281419][ T4821]  ? panic+0x860/0x860
[  481.281445][ T4821]  ? sysfs_create_dir_ns+0x282/0x390
[  481.281476][ T4821]  sysfs_create_dir_ns+0x2c6/0x390
[  481.281505][ T4821]  ? sysfs_warn_dup+0xa0/0xa0
[  481.281531][ T4821]  ? do_raw_spin_unlock+0x137/0x8b0
[  481.281558][ T4821]  ? kobject_set_name_vargs+0xca/0x110
[  481.281587][ T4821]  kobject_add_internal+0x6e0/0xe00
[  481.281619][ T4821]  kobject_init_and_add+0x120/0x190
[  481.281641][ T4821]  ? lockdep_softirqs_off+0x420/0x420
[  481.281663][ T4821]  ? widen_string+0x3a/0x310
[  481.281692][ T4821]  ? kobject_add+0x210/0x210
[  481.281720][ T4821]  ? __init_swait_queue_head+0xaa/0x140
[  481.281749][ T4821]  gfs2_sys_fs_add+0x237/0x4a0
[  481.281776][ T4821]  ? gfs2_recover_set+0x240/0x240
[  481.281799][ T4821]  ? snprintf+0xd6/0x120
[  481.281843][ T4821]  ? vscnprintf+0x80/0x80
[  481.281875][ T4821]  ? read_word_at_a_time+0xe/0x20
[  481.281899][ T4821]  ? strscpy+0x89/0x220
[  481.281926][ T4821]  gfs2_fill_super+0x1299/0x2750
[  481.281969][ T4821]  ? gfs2_reconfigure+0xcf0/0xcf0
[  481.281992][ T4821]  ? ptr_to_hashval+0x60/0x60
[  481.282018][ T4821]  ? up_write+0x19d/0x580
[  481.282062][ T4821]  ? set_blocksize+0x1ec/0x370
[  481.290705][ T4822] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  481.298811][ T4821]  get_tree_bdev+0x3fe/0x620
[  481.298850][ T4821]  ? gfs2_reconfigure+0xcf0/0xcf0
[  481.298876][ T4821]  gfs2_get_tree+0x50/0x210
[  481.302329][ T4822] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  481.305195][ T4821]  ? bpf_lsm_capable+0x5/0x10
[  481.305233][ T4821]  vfs_get_tree+0x88/0x270
[  481.305259][ T4821]  do_new_mount+0x2ba/0xb40
[  481.305285][ T4821]  ? do_move_mount_old+0x160/0x160
[  481.480497][ T4821]  ? user_path_at_empty+0x12b/0x180
[  481.485716][ T4821]  __se_sys_mount+0x2d5/0x3c0
[  481.490432][ T4821]  ? __x64_sys_mount+0xc0/0xc0
[  481.495198][ T4821]  ? syscall_enter_from_user_mode+0x2e/0x240
[  481.501186][ T4821]  ? lockdep_hardirqs_on+0x94/0x130
[  481.506384][ T4821]  ? __x64_sys_mount+0x1c/0xc0
[  481.511237][ T4821]  do_syscall_64+0x3b/0xb0
[  481.515653][ T4821]  ? clear_bhb_loop+0x15/0x70
[  481.520882][ T4821]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  481.526791][ T4821] RIP: 0033:0x7f0ff4aec25a
[  481.531465][ T4821] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  481.551480][ T4821] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  481.559903][ T4821] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  481.567880][ T4821] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  481.575857][ T4821] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  481.584216][ T4821] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  481.592310][ T4821] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  481.600308][ T4821]  </TASK>
[  481.604700][ T4821] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  481.618043][ T4821] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
executing program
[  482.565987][ T4823] loop3: detected capacity change from 0 to 32768
[  482.608608][ T4824] loop2: detected capacity change from 0 to 32768
[  482.667707][ T4824] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  482.675500][ T4823] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  482.692479][ T4823] CPU: 1 PID: 4823 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  482.701121][ T4823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  482.711215][ T4823] Call Trace:
[  482.714526][ T4823]  <TASK>
[  482.717490][ T4823]  dump_stack_lvl+0x1e3/0x2d0
[  482.722325][ T4823]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  482.723719][ T4826] loop0: detected capacity change from 0 to 32768
[  482.727986][ T4823]  ? panic+0x860/0x860
[  482.728021][ T4823]  ? sysfs_create_dir_ns+0x282/0x390
[  482.744254][ T4823]  sysfs_create_dir_ns+0x2c6/0x390
[  482.749405][ T4823]  ? sysfs_warn_dup+0xa0/0xa0
[  482.754350][ T4823]  ? do_raw_spin_unlock+0x137/0x8b0
[  482.759585][ T4823]  ? kobject_set_name_vargs+0xca/0x110
[  482.765079][ T4823]  kobject_add_internal+0x6e0/0xe00
[  482.770315][ T4823]  kobject_init_and_add+0x120/0x190
[  482.775533][ T4823]  ? lockdep_softirqs_off+0x420/0x420
[  482.780941][ T4823]  ? widen_string+0x3a/0x310
[  482.785636][ T4823]  ? kobject_add+0x210/0x210
[  482.790255][ T4823]  ? __init_swait_queue_head+0xaa/0x140
[  482.795815][ T4823]  gfs2_sys_fs_add+0x237/0x4a0
[  482.800600][ T4823]  ? gfs2_recover_set+0x240/0x240
[  482.805644][ T4823]  ? snprintf+0xd6/0x120
[  482.809912][ T4823]  ? vscnprintf+0x80/0x80
[  482.814269][ T4823]  ? read_word_at_a_time+0xe/0x20
[  482.819310][ T4823]  ? strscpy+0x89/0x220
[  482.823507][ T4823]  gfs2_fill_super+0x1299/0x2750
[  482.828656][ T4823]  ? gfs2_reconfigure+0xcf0/0xcf0
[  482.834021][ T4823]  ? ptr_to_hashval+0x60/0x60
[  482.839014][ T4823]  ? up_write+0x19d/0x580
[  482.843393][ T4823]  ? set_blocksize+0x1ec/0x370
[  482.848176][ T4823]  get_tree_bdev+0x3fe/0x620
[  482.852798][ T4823]  ? gfs2_reconfigure+0xcf0/0xcf0
[  482.858032][ T4823]  gfs2_get_tree+0x50/0x210
[  482.862565][ T4823]  ? bpf_lsm_capable+0x5/0x10
[  482.867320][ T4823]  vfs_get_tree+0x88/0x270
[  482.871777][ T4823]  do_new_mount+0x2ba/0xb40
[  482.876393][ T4823]  ? do_move_mount_old+0x160/0x160
[  482.881975][ T4823]  ? user_path_at_empty+0x12b/0x180
[  482.887210][ T4823]  __se_sys_mount+0x2d5/0x3c0
[  482.891994][ T4823]  ? __x64_sys_mount+0xc0/0xc0
[  482.896914][ T4823]  ? syscall_enter_from_user_mode+0x2e/0x240
[  482.902918][ T4823]  ? lockdep_hardirqs_on+0x94/0x130
[  482.908147][ T4823]  ? __x64_sys_mount+0x1c/0xc0
[  482.912950][ T4823]  do_syscall_64+0x3b/0xb0
[  482.913458][ T4825] loop1: detected capacity change from 0 to 32768
[  482.917383][ T4823]  ? clear_bhb_loop+0x15/0x70
[  482.917412][ T4823]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  482.917436][ T4823] RIP: 0033:0x7f0ff4aec25a
[  482.917457][ T4823] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  482.917475][ T4823] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  482.917500][ T4823] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  482.917518][ T4823] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  482.917535][ T4823] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  482.917550][ T4823] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  482.917566][ T4823] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  482.917603][ T4823]  </TASK>
[  482.924560][ T4823] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  482.924584][ T4823] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  482.927284][ T4824] CPU: 1 PID: 4824 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  483.040629][ T4824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  483.050714][ T4824] Call Trace:
[  483.054017][ T4824]  <TASK>
[  483.057057][ T4824]  dump_stack_lvl+0x1e3/0x2d0
[  483.061736][ T4824]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  483.067369][ T4824]  ? panic+0x860/0x860
[  483.071435][ T4824]  ? sysfs_create_dir_ns+0x282/0x390
[  483.076757][ T4824]  sysfs_create_dir_ns+0x2c6/0x390
[  483.081884][ T4824]  ? sysfs_warn_dup+0xa0/0xa0
[  483.086572][ T4824]  ? do_raw_spin_unlock+0x137/0x8b0
[  483.092357][ T4824]  ? kobject_set_name_vargs+0xca/0x110
[  483.098656][ T4824]  kobject_add_internal+0x6e0/0xe00
[  483.104244][ T4824]  kobject_init_and_add+0x120/0x190
[  483.109571][ T4824]  ? lockdep_softirqs_off+0x420/0x420
[  483.115162][ T4824]  ? widen_string+0x3a/0x310
[  483.119791][ T4824]  ? kobject_add+0x210/0x210
[  483.124394][ T4824]  ? __init_swait_queue_head+0xaa/0x140
[  483.129962][ T4824]  gfs2_sys_fs_add+0x237/0x4a0
[  483.134759][ T4824]  ? gfs2_recover_set+0x240/0x240
[  483.139785][ T4824]  ? snprintf+0xd6/0x120
[  483.144028][ T4824]  ? vscnprintf+0x80/0x80
[  483.148507][ T4824]  ? read_word_at_a_time+0xe/0x20
[  483.153691][ T4824]  ? strscpy+0x89/0x220
[  483.157878][ T4824]  gfs2_fill_super+0x1299/0x2750
[  483.162829][ T4824]  ? gfs2_reconfigure+0xcf0/0xcf0
[  483.167851][ T4824]  ? ptr_to_hashval+0x60/0x60
[  483.172615][ T4824]  ? up_write+0x19d/0x580
[  483.177071][ T4824]  ? set_blocksize+0x1ec/0x370
[  483.182134][ T4824]  get_tree_bdev+0x3fe/0x620
[  483.186738][ T4824]  ? gfs2_reconfigure+0xcf0/0xcf0
[  483.191768][ T4824]  gfs2_get_tree+0x50/0x210
[  483.196287][ T4824]  ? bpf_lsm_capable+0x5/0x10
[  483.200970][ T4824]  vfs_get_tree+0x88/0x270
[  483.205384][ T4824]  do_new_mount+0x2ba/0xb40
[  483.209901][ T4824]  ? do_move_mount_old+0x160/0x160
[  483.215100][ T4824]  ? user_path_at_empty+0x12b/0x180
[  483.220294][ T4824]  __se_sys_mount+0x2d5/0x3c0
[  483.225062][ T4824]  ? __x64_sys_mount+0xc0/0xc0
[  483.229838][ T4824]  ? syscall_enter_from_user_mode+0x2e/0x240
[  483.236270][ T4824]  ? lockdep_hardirqs_on+0x94/0x130
[  483.241730][ T4824]  ? __x64_sys_mount+0x1c/0xc0
[  483.246595][ T4824]  do_syscall_64+0x3b/0xb0
[  483.251037][ T4824]  ? clear_bhb_loop+0x15/0x70
[  483.255742][ T4824]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  483.261760][ T4824] RIP: 0033:0x7f0ff4aec25a
[  483.266225][ T4824] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  483.286097][ T4824] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  483.294516][ T4824] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  483.302498][ T4824] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  483.310501][ T4824] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  483.318468][ T4824] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  483.326447][ T4824] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  483.334663][ T4824]  </TASK>
[  483.339412][ T4824] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  483.350411][ T4826] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  483.352956][ T4824] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  483.370513][ T4826] CPU: 1 PID: 4826 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  483.379203][ T4826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  483.389305][ T4826] Call Trace:
[  483.390653][ T4825] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  483.392600][ T4826]  <TASK>
[  483.392611][ T4826]  dump_stack_lvl+0x1e3/0x2d0
[  483.392645][ T4826]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  483.392672][ T4826]  ? panic+0x860/0x860
[  483.392698][ T4826]  ? sysfs_create_dir_ns+0x282/0x390
[  483.423329][ T4826]  sysfs_create_dir_ns+0x2c6/0x390
[  483.428535][ T4826]  ? sysfs_warn_dup+0xa0/0xa0
[  483.433332][ T4826]  ? do_raw_spin_unlock+0x137/0x8b0
[  483.438855][ T4826]  ? kobject_set_name_vargs+0xca/0x110
[  483.444339][ T4826]  kobject_add_internal+0x6e0/0xe00
[  483.449558][ T4826]  kobject_init_and_add+0x120/0x190
[  483.454856][ T4826]  ? lockdep_softirqs_off+0x420/0x420
[  483.460251][ T4826]  ? widen_string+0x3a/0x310
[  483.462588][   T27] INFO: task syz-executor290:4526 blocked for more than 143 seconds.
[  483.464855][ T4826]  ? kobject_add+0x210/0x210
[  483.477848][ T4826]  ? __init_swait_queue_head+0xaa/0x140
[  483.482440][   T27]       Not tainted 5.15.179-syzkaller #0
[  483.483410][ T4826]  gfs2_sys_fs_add+0x237/0x4a0
[  483.493884][ T4826]  ? gfs2_recover_set+0x240/0x240
[  483.494373][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  483.498935][ T4826]  ? snprintf+0xd6/0x120
[  483.512898][ T4826]  ? vscnprintf+0x80/0x80
[  483.517452][ T4826]  ? read_word_at_a_time+0xe/0x20
[  483.522567][ T4826]  ? strscpy+0x89/0x220
[  483.527297][ T4826]  gfs2_fill_super+0x1299/0x2750
[  483.532572][ T4826]  ? gfs2_reconfigure+0xcf0/0xcf0
[  483.537807][ T4826]  ? ptr_to_hashval+0x60/0x60
[  483.538865][   T27] task:syz-executor290 state:D
[  483.542499][ T4826]  ? up_write+0x19d/0x580
[  483.542546][ T4826]  ? set_blocksize+0x1ec/0x370
[  483.542580][ T4826]  get_tree_bdev+0x3fe/0x620
[  483.549209][   T27]  stack:23712 pid: 4526 ppid:  4191 flags:0x00004006
[  483.551646][ T4826]  ? gfs2_reconfigure+0xcf0/0xcf0
[  483.569337][   T27] Call Trace:
[  483.572748][ T4826]  gfs2_get_tree+0x50/0x210
[  483.572781][ T4826]  ? bpf_lsm_capable+0x5/0x10
[  483.572811][ T4826]  vfs_get_tree+0x88/0x270
[  483.576927][   T27]  <TASK>
[  483.580593][ T4826]  do_new_mount+0x2ba/0xb40
[  483.580628][ T4826]  ? do_move_mount_old+0x160/0x160
[  483.580657][ T4826]  ? user_path_at_empty+0x12b/0x180
[  483.592500][   T27]  __schedule+0x12c4/0x45b0
[  483.592680][ T4826]  __se_sys_mount+0x2d5/0x3c0
[  483.607526][   T27]  ? release_firmware_map_entry+0x190/0x190
[  483.611958][ T4826]  ? __x64_sys_mount+0xc0/0xc0
[  483.627528][ T4826]  ? syscall_enter_from_user_mode+0x2e/0x240
[  483.633176][   T27]  schedule+0x11b/0x1f0
[  483.633650][ T4826]  ? lockdep_hardirqs_on+0x94/0x130
[  483.643042][ T4826]  ? __x64_sys_mount+0x1c/0xc0
[  483.643059][   T27]  schedule_timeout+0xac/0x300
[  483.647821][ T4826]  do_syscall_64+0x3b/0xb0
[  483.656997][ T4826]  ? clear_bhb_loop+0x15/0x70
[  483.661692][ T4826]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  483.662467][   T27]  ? console_conditional_schedule+0x40/0x40
[  483.667596][ T4826] RIP: 0033:0x7f0ff4aec25a
[  483.667622][ T4826] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  483.667641][ T4826] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  483.683953][   T27]  ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[  483.697971][ T4826] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  483.697995][ T4826] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  483.698011][ T4826] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  483.698028][ T4826] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  483.698044][ T4826] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  483.698075][ T4826]  </TASK>
[  483.709856][ T4826] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  483.714638][ T4825] CPU: 0 PID: 4825 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  483.720810][ T4826] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  483.728578][ T4825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  483.728597][ T4825] Call Trace:
[  483.728607][ T4825]  <TASK>
[  483.728617][ T4825]  dump_stack_lvl+0x1e3/0x2d0
[  483.728651][ T4825]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  483.728676][ T4825]  ? panic+0x860/0x860
[  483.739646][   T27]  ? do_raw_spin_unlock+0x137/0x8b0
[  483.744726][ T4825]  ? sysfs_create_dir_ns+0x282/0x390
[  483.744762][ T4825]  sysfs_create_dir_ns+0x2c6/0x390
[  483.744790][ T4825]  ? sysfs_warn_dup+0xa0/0xa0
[  483.753051][   T27]  ? _raw_spin_unlock_irq+0x1f/0x40
[  483.755876][ T4825]  ? do_raw_spin_unlock+0x137/0x8b0
[  483.769139][   T27]  ? lockdep_hardirqs_on+0x94/0x130
[  483.777540][ T4825]  ? kobject_set_name_vargs+0xca/0x110
[  483.777574][ T4825]  kobject_add_internal+0x6e0/0xe00
[  483.777606][ T4825]  kobject_init_and_add+0x120/0x190
[  483.777627][ T4825]  ? lockdep_softirqs_off+0x420/0x420
[  483.777648][ T4825]  ? widen_string+0x3a/0x310
[  483.785659][   T27]  do_wait_for_common+0x2d9/0x480
[  483.794216][ T4825]  ? kobject_add+0x210/0x210
[  483.794250][ T4825]  ? __init_swait_queue_head+0xaa/0x140
[  483.797716][   T27]  ? console_conditional_schedule+0x40/0x40
[  483.800465][ T4825]  gfs2_sys_fs_add+0x237/0x4a0
[  483.805160][   T27]  ? wait_for_completion_killable_timeout+0x60/0x60
[  483.810751][ T4825]  ? gfs2_recover_set+0x240/0x240
[  483.810778][ T4825]  ? snprintf+0xd6/0x120
[  483.814984][   T27]  ? _raw_spin_lock_irq+0xdb/0x110
[  483.820035][ T4825]  ? vscnprintf+0x80/0x80
[  483.825768][   T27]  wait_for_completion+0x48/0x60
[  483.830963][ T4825]  ? read_word_at_a_time+0xe/0x20
[  483.836129][   T27]  kthread_stop+0x178/0x580
[  483.841264][ T4825]  ? strscpy+0x89/0x220
[  483.841295][ T4825]  gfs2_fill_super+0x1299/0x2750
[  483.841338][ T4825]  ? gfs2_reconfigure+0xcf0/0xcf0
[  483.841366][ T4825]  ? ptr_to_hashval+0x60/0x60
[  483.841391][ T4825]  ? up_write+0x19d/0x580
[  483.841434][ T4825]  ? set_blocksize+0x1ec/0x370
[  483.841470][ T4825]  get_tree_bdev+0x3fe/0x620
[  483.841496][ T4825]  ? gfs2_reconfigure+0xcf0/0xcf0
[  483.841522][ T4825]  gfs2_get_tree+0x50/0x210
[  483.841544][ T4825]  ? bpf_lsm_capable+0x5/0x10
[  483.841573][ T4825]  vfs_get_tree+0x88/0x270
[  483.841610][ T4825]  do_new_mount+0x2ba/0xb40
[  483.841640][ T4825]  ? do_move_mount_old+0x160/0x160
[  483.841667][ T4825]  ? user_path_at_empty+0x12b/0x180
[  483.841689][ T4825]  __se_sys_mount+0x2d5/0x3c0
[  483.841715][ T4825]  ? __x64_sys_mount+0xc0/0xc0
[  483.841738][ T4825]  ? syscall_enter_from_user_mode+0x2e/0x240
[  483.841762][ T4825]  ? lockdep_hardirqs_on+0x94/0x130
[  483.841789][ T4825]  ? __x64_sys_mount+0x1c/0xc0
[  483.841814][ T4825]  do_syscall_64+0x3b/0xb0
[  483.847696][   T27]  gfs2_make_fs_ro+0x14d/0x5f0
[  483.852182][ T4825]  ? clear_bhb_loop+0x15/0x70
[  483.857846][   T27]  ? gfs2_dinode_out+0xaf0/0xaf0
[  483.862926][ T4825]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  483.862958][ T4825] RIP: 0033:0x7f0ff4aec25a
[  483.868339][   T27]  ? do_raw_spin_unlock+0x137/0x8b0
[  483.873639][ T4825] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  483.873662][ T4825] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  483.873688][ T4825] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  483.873706][ T4825] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  483.873722][ T4825] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  483.873740][ T4825] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  483.873755][ T4825] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  483.873787][ T4825]  </TASK>
[  483.878694][   T27]  ? gfs2_glock_is_locked_by_me+0x16f/0x190
[  483.886318][ T4825] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  483.890543][   T27]  gfs2_withdraw+0x5fb/0x14e0
[  483.894580][ T4825] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  483.900754][   T27]  ? gfs2_lm+0x206/0x230
[  484.180426][   T27]  ? gfs2_lm+0x230/0x230
[  484.185006][   T27]  ? gfs2_meta_ra+0x559/0x5f0
[  484.189913][   T27]  ? gfs2_meta_buffer+0x410/0x410
[  484.195120][   T27]  gfs2_metatype_check_ii+0x75/0x90
[  484.200401][   T27]  gfs2_quota_init+0xe06/0x1110
[  484.205727][   T27]  ? qd_get+0x5c0/0x5c0
[  484.209912][   T27]  ? gfs2_end_log_write+0x800/0x800
[  484.215321][   T27]  ? inode_go_inval+0x25c/0x2c0
[  484.220303][   T27]  gfs2_make_fs_rw+0x436/0x5b0
[  484.225396][   T27]  ? gfs2_jdesc_check+0x290/0x290
[  484.230460][   T27]  ? gfs2_glock_wait+0x137/0x1c0
[  484.235554][   T27]  gfs2_fill_super+0x23e8/0x2750
[  484.240532][   T27]  ? gfs2_reconfigure+0xcf0/0xcf0
[  484.245710][   T27]  ? ptr_to_hashval+0x60/0x60
[  484.251239][   T27]  ? gfs2_glock_nq_num+0x123/0x270
[  484.256466][   T27]  ? gfs2_freeze_lock+0x52/0xc0
[  484.261382][   T27]  ? set_blocksize+0x1ec/0x370
[  484.266381][   T27]  get_tree_bdev+0x3fe/0x620
[  484.271212][   T27]  ? gfs2_reconfigure+0xcf0/0xcf0
[  484.276312][   T27]  gfs2_get_tree+0x50/0x210
[  484.281025][   T27]  ? bpf_lsm_capable+0x5/0x10
[  484.286387][   T27]  vfs_get_tree+0x88/0x270
[  484.290851][   T27]  do_new_mount+0x2ba/0xb40
[  484.295489][   T27]  ? do_move_mount_old+0x160/0x160
[  484.300651][   T27]  ? user_path_at_empty+0x12b/0x180
[  484.305990][   T27]  __se_sys_mount+0x2d5/0x3c0
[  484.310720][   T27]  ? __x64_sys_mount+0xc0/0xc0
[  484.315546][   T27]  ? syscall_enter_from_user_mode+0x2e/0x240
[  484.321559][   T27]  ? lockdep_hardirqs_on+0x94/0x130
[  484.327089][   T27]  ? __x64_sys_mount+0x1c/0xc0
[  484.331888][   T27]  do_syscall_64+0x3b/0xb0
[  484.336586][   T27]  ? clear_bhb_loop+0x15/0x70
[  484.341760][   T27]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  484.347804][   T27] RIP: 0033:0x7f0ff4aec25a
[  484.352949][   T27] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  484.361418][   T27] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  484.369708][   T27] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  484.377831][   T27] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  484.385957][   T27] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  484.394098][   T27] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  484.402113][   T27]  </TASK>
[  484.412914][   T27] INFO: task gfs2_quotad:4529 blocked for more than 144 seconds.
[  484.433424][   T27]       Not tainted 5.15.179-syzkaller #0
[  484.439279][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  484.449453][   T27] task:gfs2_quotad     state:D stack:25944 pid: 4529 ppid:     2 flags:0x00004000
[  484.459777][   T27] Call Trace:
[  484.463140][   T27]  <TASK>
[  484.466095][   T27]  __schedule+0x12c4/0x45b0
[  484.470650][   T27]  ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[  484.476848][   T27]  ? release_firmware_map_entry+0x190/0x190
[  484.482952][   T27]  ? do_raw_spin_unlock+0x137/0x8b0
[  484.488286][   T27]  ? lockdep_hardirqs_on+0x94/0x130
[  484.493598][   T27]  ? _raw_spin_unlock_irqrestore+0xd9/0x130
[  484.499861][   T27]  schedule+0x11b/0x1f0
[  484.504212][   T27]  bit_wait+0xe/0xc0
[  484.508150][   T27]  __wait_on_bit+0xb9/0x180
[  484.513285][   T27]  ? out_of_line_wait_on_bit_lock+0x250/0x250
[  484.519390][   T27]  out_of_line_wait_on_bit+0x1d0/0x250
[  484.524985][   T27]  ? out_of_line_wait_on_bit_lock+0x250/0x250
executing program
[  484.531082][   T27]  ? __wait_on_bit+0x180/0x180
[  484.536060][   T27]  ? bit_waitqueue+0x30/0x30
[  484.540871][   T27]  __gfs2_glock_dq+0x699/0x9e0
[  484.545979][   T27]  gfs2_glock_dq_uninit+0x51/0x110
[  484.558503][   T27]  gfs2_statfs_sync+0x7d5/0x860
[  484.563973][   T27]  ? update_statfs+0x350/0x350
[  484.568789][   T27]  ? gfs2_statfs_sync+0x150/0x860
[  484.573951][   T27]  ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[  484.580087][   T27]  gfs2_quotad+0x3a8/0x900
[  484.584614][   T27]  ? gfs2_wake_up_statfs+0xc0/0xc0
[  484.589855][   T27]  ? init_wait_entry+0xd0/0xd0
[  484.594832][   T27]  kthread+0x3f6/0x4f0
[  484.598937][   T27]  ? gfs2_wake_up_statfs+0xc0/0xc0
[  484.604290][   T27]  ? kthread_blkcg+0xd0/0xd0
[  484.608916][   T27]  ret_from_fork+0x1f/0x30
[  484.613453][   T27]  </TASK>
[  484.616567][   T27] 
[  484.616567][   T27] Showing all locks held in the system:
[  484.625548][   T27] 1 lock held by khungtaskd/27:
[  484.630437][   T27]  #0: ffffffff8cb1f4e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[  484.639987][   T27] 2 locks held by klogd/3534:
[  484.672461][   T27]  #0: ffff8880b8f3a318 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140
[  484.702421][   T27]  #1: ffff8880b8f27848 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x53d/0x810
[  484.722469][   T27] 2 locks held by getty/3932:
[  484.727221][   T27]  #0: ffff88802c78a098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[  484.752481][   T27]  #1: ffffc900026362e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[  484.772505][   T27] 3 locks held by kworker/1:3/4193:
[  484.777763][   T27]  #0: ffff888017470938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
executing program
[  484.802421][   T27]  #1: ffffc90002edfd20 ((work_completion)(&pwq->unbound_release_work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[  484.822516][   T27]  #2: ffffffff8cb23aa8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x350/0x740
executing program
[  484.861213][   T27] 2 locks held by kworker/1:4/4229:
[  484.866653][   T27]  #0: ffff888017472138 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[  484.886856][   T27]  #1: ffffc9000306fd20 ((work_completion)(&rew.rew_work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[  484.899020][   T27] 1 lock held by syz-executor290/4526:
[  484.904690][   T27]  #0: ffff8880788420e0 (&type->s_umount_key#50/1){+.+.}-{3:3}, at: alloc_super+0x210/0x940
[  484.914968][   T27] 1 lock held by syz-executor290/4825:
[  484.920452][   T27]  #0: ffff888147484468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xa9/0xbe0
[  484.940367][   T27] 2 locks held by syz-executor290/4833:
[  484.946208][   T27] 1 lock held by syz-executor290/4834:
[  484.961905][   T27] 1 lock held by syz-executor290/4835:
[  484.968719][   T27] 
[  484.972023][   T27] =============================================
[  484.972023][   T27] 
[  485.026946][   T27] NMI backtrace for cpu 0
[  485.031329][   T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.179-syzkaller #0
[  485.039335][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  485.049416][   T27] Call Trace:
[  485.052718][   T27]  <TASK>
[  485.055660][   T27]  dump_stack_lvl+0x1e3/0x2d0
[  485.060364][   T27]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  485.066545][   T27]  ? panic+0x860/0x860
[  485.070646][   T27]  ? nmi_cpu_backtrace+0x23b/0x4a0
[  485.075783][   T27]  nmi_cpu_backtrace+0x46a/0x4a0
[  485.080745][   T27]  ? __wake_up_klogd+0xd5/0x100
[  485.085630][   T27]  ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[  485.091926][   T27]  ? _printk+0xd1/0x120
[  485.096334][   T27]  ? panic+0x860/0x860
[  485.100536][   T27]  ? __wake_up_klogd+0xcc/0x100
[  485.105424][   T27]  ? panic+0x860/0x860
[  485.109531][   T27]  ? __rcu_read_unlock+0x92/0x100
[  485.114589][   T27]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  485.120688][   T27]  nmi_trigger_cpumask_backtrace+0x181/0x2a0
[  485.126708][   T27]  watchdog+0xe72/0xeb0
[  485.130905][   T27]  kthread+0x3f6/0x4f0
[  485.135083][   T27]  ? hungtask_pm_notify+0x50/0x50
[  485.140242][   T27]  ? kthread_blkcg+0xd0/0xd0
[  485.144861][   T27]  ret_from_fork+0x1f/0x30
[  485.149318][   T27]  </TASK>
[  485.153036][   T27] Sending NMI from CPU 0 to CPUs 1:
[  485.158433][    C1] NMI backtrace for cpu 1
[  485.158446][    C1] CPU: 1 PID: 4835 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  485.158465][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  485.158475][    C1] RIP: 0010:check_preemption_disabled+0x5c/0x110
[  485.158500][    C1] Code: 25 28 00 00 00 48 3b 44 24 08 0f 85 c7 00 00 00 89 d8 48 83 c4 10 5b 41 5c 41 5e 41 5f c3 48 c7 04 24 00 00 00 00 9c 8f 04 24 <f7> 04 24 00 02 00 00 74 c9 49 89 f6 49 89 ff 65 4c 8b 25 3d 5c c2
[  485.158514][    C1] RSP: 0000:ffffc9000c05fb08 EFLAGS: 00000046
[  485.158529][    C1] RAX: 0000000080000000 RBX: 0000000000000001 RCX: ffff888018788000
[  485.158542][    C1] RDX: 0000000000000000 RSI: ffffffff8ab5fca0 RDI: ffffffff8af9fa80
[  485.158554][    C1] RBP: ffffc9000c05fbf0 R08: ffffffff817a1205 R09: fffff94000326501
[  485.158567][    C1] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc9000c05fb80
[  485.158580][    C1] R13: ffffea0001932800 R14: ffff888024a44000 R15: 0000000000000001
[  485.158592][    C1] FS:  0000555569c14480(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[  485.158608][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  485.158619][    C1] CR2: 00007f0fecd9c000 CR3: 000000002a6dd000 CR4: 00000000003506e0
[  485.158634][    C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  485.158644][    C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  485.158655][    C1] Call Trace:
[  485.158660][    C1]  <NMI>
[  485.158667][    C1]  ? nmi_cpu_backtrace+0x39f/0x4a0
[  485.158685][    C1]  ? read_lock_is_recursive+0x10/0x10
[  485.158705][    C1]  ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[  485.158723][    C1]  ? unknown_nmi_error+0xd0/0xd0
[  485.158747][    C1]  ? nmi_cpu_backtrace_handler+0x8/0x10
[  485.158766][    C1]  ? nmi_handle+0xf7/0x370
[  485.158784][    C1]  ? check_preemption_disabled+0x5c/0x110
[  485.158801][    C1]  ? default_do_nmi+0x62/0x150
[  485.158820][    C1]  ? exc_nmi+0xa8/0x100
[  485.158838][    C1]  ? end_repeat_nmi+0x16/0x31
[  485.158858][    C1]  ? cgroup_rstat_updated+0x35/0x350
[  485.158880][    C1]  ? check_preemption_disabled+0x5c/0x110
[  485.158897][    C1]  ? check_preemption_disabled+0x5c/0x110
[  485.158915][    C1]  ? check_preemption_disabled+0x5c/0x110
[  485.158932][    C1]  </NMI>
[  485.158937][    C1]  <TASK>
[  485.158944][    C1]  charge_memcg+0x24a/0x340
[  485.158965][    C1]  ? __mem_cgroup_charge+0x80/0x80
[  485.158988][    C1]  __mem_cgroup_charge+0x23/0x80
[  485.159007][    C1]  handle_mm_fault+0x2f90/0x5960
[  485.159039][    C1]  ? numa_migrate_prep+0x1a0/0x1a0
[  485.159069][    C1]  ? vmacache_find+0x33d/0x590
[  485.159107][    C1]  exc_page_fault+0x271/0x700
[  485.159130][    C1]  asm_exc_page_fault+0x22/0x30
[  485.159146][    C1] RIP: 0033:0x7f0ff4aaa8e0
[  485.159161][    C1] Code: 39 4f 08 72 4c 8d 4d ff 85 ed 74 33 66 0f 1f 44 00 00 48 39 f0 72 1b 4d 8b 07 49 89 c1 49 29 f1 47 0f b6 0c 08 45 84 c9 74 08 <45> 88 0c 00 49 8b 47 10 48 83 c0 01 49 89 47 10 83 e9 01 73 d3 41
[  485.159176][    C1] RSP: 002b:00007fff89bfa830 EFLAGS: 00010202
[  485.159189][    C1] RAX: 00000000006fd000 RBX: 00007fff89bfa8d0 RCX: 000000000000001e
[  485.159201][    C1] RDX: 00000000000003ff RSI: 0000000000001000 RDI: 00007fff89bfa970
[  485.159213][    C1] RBP: 000000000000001f R08: 00007f0fec69f000 R09: 0000000000000001
[  485.159224][    C1] R10: 0000200000037082 R11: 00000000000125b9 R12: 0000000000000c01
[  485.159235][    C1] R13: 00007f0ff4b40ca0 R14: 0000000000000017 R15: 00007fff89bfa970
[  485.159255][    C1]  </TASK>
[  485.445552][ T4833] loop3: detected capacity change from 0 to 32768
executing program
[  485.669951][ T4833] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  485.702097][ T4833] CPU: 1 PID: 4833 Comm: syz-executor290 Not tainted 5.15.179-syzkaller #0
[  485.710745][ T4833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  485.720825][ T4833] Call Trace:
[  485.724125][ T4833]  <TASK>
[  485.727158][ T4833]  dump_stack_lvl+0x1e3/0x2d0
[  485.731864][ T4833]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  485.737529][ T4833]  ? panic+0x860/0x860
[  485.741758][ T4833]  ? sysfs_create_dir_ns+0x282/0x390
[  485.747106][ T4833]  sysfs_create_dir_ns+0x2c6/0x390
[  485.752259][ T4833]  ? sysfs_warn_dup+0xa0/0xa0
[  485.756969][ T4833]  ? do_raw_spin_unlock+0x137/0x8b0
[  485.762231][ T4833]  ? kobject_set_name_vargs+0xca/0x110
[  485.767745][ T4833]  kobject_add_internal+0x6e0/0xe00
[  485.772976][ T4833]  kobject_init_and_add+0x120/0x190
[  485.778297][ T4833]  ? lockdep_softirqs_off+0x420/0x420
[  485.784211][ T4833]  ? widen_string+0x3a/0x310
[  485.788837][ T4833]  ? kobject_add+0x210/0x210
[  485.793449][ T4833]  ? __init_swait_queue_head+0xaa/0x140
[  485.799052][ T4833]  gfs2_sys_fs_add+0x237/0x4a0
[  485.803840][ T4833]  ? gfs2_recover_set+0x240/0x240
[  485.805730][ T4836] loop1: detected capacity change from 0 to 32768
[  485.808889][ T4833]  ? snprintf+0xd6/0x120
[  485.815564][   T27] Kernel panic - not syncing: hung_task: blocked tasks
[  485.819567][ T4833]  ? vscnprintf+0x80/0x80
[  485.830725][ T4833]  ? read_word_at_a_time+0xe/0x20
[  485.835944][ T4833]  ? strscpy+0x89/0x220
[  485.840162][ T4833]  gfs2_fill_super+0x1299/0x2750
[  485.845127][ T4833]  ? gfs2_reconfigure+0xcf0/0xcf0
[  485.850166][ T4833]  ? ptr_to_hashval+0x60/0x60
[  485.854858][ T4833]  ? up_write+0x19d/0x580
[  485.859224][ T4833]  ? set_blocksize+0x1ec/0x370
[  485.864035][ T4833]  get_tree_bdev+0x3fe/0x620
[  485.868643][ T4833]  ? gfs2_reconfigure+0xcf0/0xcf0
[  485.873950][ T4833]  gfs2_get_tree+0x50/0x210
[  485.878493][ T4833]  ? bpf_lsm_capable+0x5/0x10
[  485.883188][ T4833]  vfs_get_tree+0x88/0x270
[  485.887619][ T4833]  do_new_mount+0x2ba/0xb40
[  485.892142][ T4833]  ? do_move_mount_old+0x160/0x160
[  485.897268][ T4833]  ? user_path_at_empty+0x12b/0x180
[  485.902486][ T4833]  __se_sys_mount+0x2d5/0x3c0
[  485.907174][ T4833]  ? __x64_sys_mount+0xc0/0xc0
[  485.911945][ T4833]  ? syscall_enter_from_user_mode+0x2e/0x240
[  485.917936][ T4833]  ? lockdep_hardirqs_on+0x94/0x130
[  485.923154][ T4833]  ? __x64_sys_mount+0x1c/0xc0
[  485.927928][ T4833]  do_syscall_64+0x3b/0xb0
[  485.932379][ T4833]  ? clear_bhb_loop+0x15/0x70
[  485.937068][ T4833]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  485.942970][ T4833] RIP: 0033:0x7f0ff4aec25a
[  485.947468][ T4833] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  485.967080][ T4833] RSP: 002b:00007fff89bfb1a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[  485.975523][ T4833] RAX: ffffffffffffffda RBX: 00007fff89bfb1c0 RCX: 00007f0ff4aec25a
[  485.983520][ T4833] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fff89bfb1c0
[  485.991507][ T4833] RBP: 0000200000012500 R08: 00007fff89bfb200 R09: 00000000000125b5
[  485.999499][ T4833] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000400
[  486.007497][ T4833] R13: 00007fff89bfb200 R14: 0000000000000003 R15: 0000000000000000
[  486.015499][ T4833]  </TASK>
[  486.018527][   T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.179-syzkaller #0
[  486.026538][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[  486.036620][   T27] Call Trace:
[  486.039917][   T27]  <TASK>
[  486.042865][   T27]  dump_stack_lvl+0x1e3/0x2d0
[  486.047575][   T27]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  486.053235][   T27]  ? panic+0x860/0x860
[  486.057339][   T27]  panic+0x318/0x860
[  486.059132][ T4835] loop2: detected capacity change from 0 to 32768
[  486.061255][   T27]  ? schedule_preempt_disabled+0x20/0x20
[  486.068435][ T4833] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  486.073294][   T27]  ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[  486.073329][   T27]  ? fb_is_primary_device+0xd0/0xd0
[  486.073352][   T27]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  486.088319][ T4833] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  486.092684][   T27]  ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[  486.092718][   T27]  ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[  486.092744][   T27]  ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[  486.092769][   T27]  watchdog+0xeb0/0xeb0
[  486.092801][   T27]  kthread+0x3f6/0x4f0
[  486.092824][   T27]  ? hungtask_pm_notify+0x50/0x50
[  486.092847][   T27]  ? kthread_blkcg+0xd0/0xd0
[  486.092870][   T27]  ret_from_fork+0x1f/0x30
[  486.092908][   T27]  </TASK>
[  486.093237][   T27] Kernel Offset: disabled
[  486.159737][   T27] Rebooting in 86400 seconds..