ure+0xcf0/0xcf0
[  148.246682][ T4606]  ? ptr_to_hashval+0x60/0x60
[  148.251385][ T4606]  ? up_write+0x19d/0x580
[  148.255762][ T4606]  ? set_blocksize+0x1ec/0x370
[  148.260564][ T4606]  get_tree_bdev+0x3fe/0x620
[  148.265186][ T4606]  ? gfs2_reconfigure+0xcf0/0xcf0
[  148.270244][ T4606]  gfs2_get_tree+0x50/0x210
[  148.274793][ T4606]  ? bpf_lsm_capable+0x5/0x10
[  148.277612][ T4604] syz.0.146 (4604): drop_caches: 2
[  148.279496][ T4606]  vfs_get_tree+0x88/0x270
[  148.289898][ T4606]  do_new_mount+0x2ba/0xb40
[  148.294426][ T4606]  ? do_move_mount_old+0x160/0x160
[  148.299562][ T4606]  ? user_path_at_empty+0x12b/0x180
[  148.304791][ T4606]  __se_sys_mount+0x2d5/0x3c0
[  148.309500][ T4606]  ? __x64_sys_mount+0xc0/0xc0
[  148.314293][ T4606]  ? syscall_enter_from_user_mode+0x2e/0x240
[  148.320298][ T4606]  ? lockdep_hardirqs_on+0x94/0x130
[  148.325530][ T4606]  ? __x64_sys_mount+0x1c/0xc0
[  148.330324][ T4606]  do_syscall_64+0x3b/0xb0
[  148.334176][ T4608] loop2: detected capacity change from 0 to 32768
[  148.334762][ T4606]  ? clear_bhb_loop+0x15/0x70
[  148.345978][ T4606]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  148.351914][ T4606] RIP: 0033:0x7fc363061efa
[  148.356365][ T4606] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  148.376000][ T4606] RSP: 002b:00007fc3622dfe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  148.384547][ T4606] RAX: ffffffffffffffda RBX: 00007fc3622dfef0 RCX: 00007fc363061efa
[  148.392730][ T4606] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fc3622dfeb0
[  148.400734][ T4606] RBP: 0000000020000000 R08: 00007fc3622dfef0 R09: 0000000000008c1b
[  148.408742][ T4606] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  148.416742][ T4606] R13: 00007fc3622dfeb0 R14: 000000000001272b R15: 0000000020000240
[  148.424759][ T4606]  </TASK>
[  148.471371][ T4608] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  148.496992][ T4608] CPU: 1 PID: 4608 Comm: syz.2.148 Not tainted 5.15.173-syzkaller #0
[  148.505110][ T4608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  148.515188][ T4608] Call Trace:
[  148.518488][ T4608]  <TASK>
[  148.521433][ T4608]  dump_stack_lvl+0x1e3/0x2d0
[  148.526131][ T4608]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  148.531782][ T4608]  ? panic+0x860/0x860
[  148.535879][ T4608]  ? sysfs_create_dir_ns+0x282/0x390
[  148.541188][ T4608]  sysfs_create_dir_ns+0x2c6/0x390
[  148.546325][ T4608]  ? sysfs_warn_dup+0xa0/0xa0
[  148.551026][ T4608]  ? do_raw_spin_unlock+0x137/0x8b0
[  148.556300][ T4608]  ? kobject_set_name_vargs+0xca/0x110
[  148.561784][ T4608]  kobject_add_internal+0x6e0/0xe00
[  148.567007][ T4608]  kobject_init_and_add+0x120/0x190
[  148.572219][ T4608]  ? lockdep_softirqs_off+0x420/0x420
[  148.577609][ T4608]  ? widen_string+0x3a/0x310
[  148.582220][ T4608]  ? kobject_add+0x210/0x210
[  148.586844][ T4608]  ? __init_swait_queue_head+0xaa/0x140
[  148.592410][ T4608]  gfs2_sys_fs_add+0x237/0x4a0
[  148.597193][ T4608]  ? gfs2_recover_set+0x240/0x240
[  148.602234][ T4608]  ? snprintf+0xd6/0x120
[  148.606502][ T4608]  ? vscnprintf+0x80/0x80
[  148.610849][ T4608]  ? read_word_at_a_time+0xe/0x20
[  148.615891][ T4608]  ? strscpy+0x89/0x220
[  148.620077][ T4608]  gfs2_fill_super+0x1299/0x2750
[  148.624637][ T4602] syz.3.145 (4602): drop_caches: 2
[  148.625051][ T4608]  ? gfs2_reconfigure+0xcf0/0xcf0
[  148.635166][ T4608]  ? ptr_to_hashval+0x60/0x60
[  148.639868][ T4608]  ? up_write+0x19d/0x580
[  148.644240][ T4608]  ? set_blocksize+0x1ec/0x370
[  148.649043][ T4608]  get_tree_bdev+0x3fe/0x620
[  148.653667][ T4608]  ? gfs2_reconfigure+0xcf0/0xcf0
[  148.658726][ T4608]  gfs2_get_tree+0x50/0x210
[  148.663271][ T4608]  ? bpf_lsm_capable+0x5/0x10
[  148.667987][ T4608]  vfs_get_tree+0x88/0x270
[  148.672421][ T4608]  do_new_mount+0x2ba/0xb40
[  148.676932][ T4608]  ? do_move_mount_old+0x160/0x160
[  148.682045][ T4608]  ? user_path_at_empty+0x12b/0x180
[  148.687245][ T4608]  __se_sys_mount+0x2d5/0x3c0
[  148.691930][ T4608]  ? __x64_sys_mount+0xc0/0xc0
[  148.696689][ T4608]  ? syscall_enter_from_user_mode+0x2e/0x240
[  148.702670][ T4608]  ? lockdep_hardirqs_on+0x94/0x130
[  148.707870][ T4608]  ? __x64_sys_mount+0x1c/0xc0
[  148.712638][ T4608]  do_syscall_64+0x3b/0xb0
[  148.717139][ T4608]  ? clear_bhb_loop+0x15/0x70
[  148.721814][ T4608]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  148.727705][ T4608] RIP: 0033:0x7fb5894aaefa
[  148.732122][ T4608] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  148.751723][ T4608] RSP: 002b:00007fb588728e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  148.760135][ T4608] RAX: ffffffffffffffda RBX: 00007fb588728ef0 RCX: 00007fb5894aaefa
[  148.768105][ T4608] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb588728eb0
[  148.776088][ T4608] RBP: 0000000020000000 R08: 00007fb588728ef0 R09: 0000000000008c1b
[  148.784056][ T4608] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  148.792023][ T4608] R13: 00007fb588728eb0 R14: 000000000001272b R15: 0000000020000240
[  148.800004][ T4608]  </TASK>
[  148.826385][ T4606] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  148.879641][ T4606] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  148.886696][ T4608] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  148.911388][ T4608] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  148.968570][ T4608] syz.2.148 (4608): drop_caches: 2
[  149.118925][ T4610] loop1: detected capacity change from 0 to 32768
[  149.197479][ T4610] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  149.215464][ T4610] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  149.250070][ T4610] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  149.448320][ T4610] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  149.504340][ T4610] syz.1.149 (4610): drop_caches: 2
[  149.676624][ T4606] syz.4.147 (4606): drop_caches: 2
[  150.144401][ T4616] loop0: detected capacity change from 0 to 32768
[  150.240601][ T4613] loop2: detected capacity change from 0 to 32768
[  150.287202][ T4616] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  150.302296][ T4616] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  150.331568][ T4616] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  150.337407][ T4614] loop3: detected capacity change from 0 to 32768
[  150.373111][ T4613] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  150.396731][ T4613] CPU: 0 PID: 4613 Comm: syz.2.152 Not tainted 5.15.173-syzkaller #0
[  150.404855][ T4613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  150.414936][ T4613] Call Trace:
[  150.418228][ T4613]  <TASK>
[  150.421187][ T4613]  dump_stack_lvl+0x1e3/0x2d0
[  150.425894][ T4613]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  150.431556][ T4613]  ? panic+0x860/0x860
[  150.435661][ T4613]  ? sysfs_create_dir_ns+0x282/0x390
[  150.440980][ T4613]  sysfs_create_dir_ns+0x2c6/0x390
[  150.446128][ T4613]  ? sysfs_warn_dup+0xa0/0xa0
[  150.450847][ T4613]  ? do_raw_spin_unlock+0x137/0x8b0
[  150.456088][ T4613]  ? kobject_set_name_vargs+0xca/0x110
[  150.461576][ T4613]  kobject_add_internal+0x6e0/0xe00
[  150.466820][ T4613]  kobject_init_and_add+0x120/0x190
[  150.472044][ T4613]  ? lockdep_softirqs_off+0x420/0x420
[  150.477441][ T4613]  ? widen_string+0x3a/0x310
[  150.482073][ T4613]  ? kobject_add+0x210/0x210
[  150.486696][ T4613]  ? __init_swait_queue_head+0xaa/0x140
[  150.492269][ T4613]  gfs2_sys_fs_add+0x237/0x4a0
[  150.497065][ T4613]  ? gfs2_recover_set+0x240/0x240
[  150.502111][ T4613]  ? snprintf+0xd6/0x120
[  150.506385][ T4613]  ? vscnprintf+0x80/0x80
[  150.510743][ T4613]  ? read_word_at_a_time+0xe/0x20
[  150.515805][ T4613]  ? strscpy+0x89/0x220
[  150.519986][ T4613]  gfs2_fill_super+0x1299/0x2750
[  150.524968][ T4613]  ? gfs2_reconfigure+0xcf0/0xcf0
[  150.530025][ T4613]  ? ptr_to_hashval+0x60/0x60
[  150.534718][ T4613]  ? up_write+0x19d/0x580
[  150.539086][ T4613]  ? set_blocksize+0x1ec/0x370
[  150.543872][ T4613]  get_tree_bdev+0x3fe/0x620
[  150.548486][ T4613]  ? gfs2_reconfigure+0xcf0/0xcf0
[  150.553551][ T4613]  gfs2_get_tree+0x50/0x210
[  150.558090][ T4613]  ? bpf_lsm_capable+0x5/0x10
[  150.562794][ T4613]  vfs_get_tree+0x88/0x270
[  150.567241][ T4613]  do_new_mount+0x2ba/0xb40
[  150.571787][ T4613]  ? do_move_mount_old+0x160/0x160
[  150.576922][ T4613]  ? user_path_at_empty+0x12b/0x180
[  150.582148][ T4613]  __se_sys_mount+0x2d5/0x3c0
[  150.586857][ T4613]  ? __x64_sys_mount+0xc0/0xc0
[  150.591639][ T4613]  ? syscall_enter_from_user_mode+0x2e/0x240
[  150.597644][ T4613]  ? lockdep_hardirqs_on+0x94/0x130
[  150.602878][ T4613]  ? __x64_sys_mount+0x1c/0xc0
[  150.607664][ T4613]  do_syscall_64+0x3b/0xb0
[  150.612101][ T4613]  ? clear_bhb_loop+0x15/0x70
[  150.616799][ T4613]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  150.622707][ T4613] RIP: 0033:0x7fb5894aaefa
[  150.627142][ T4613] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  150.646961][ T4613] RSP: 002b:00007fb588728e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  150.655416][ T4613] RAX: ffffffffffffffda RBX: 00007fb588728ef0 RCX: 00007fb5894aaefa
[  150.663423][ T4613] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb588728eb0
[  150.671768][ T4613] RBP: 0000000020000000 R08: 00007fb588728ef0 R09: 0000000000008c1b
[  150.679768][ T4613] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  150.687767][ T4613] R13: 00007fb588728eb0 R14: 000000000001272b R15: 0000000020000240
[  150.691478][ T4620] loop1: detected capacity change from 0 to 32768
[  150.695777][ T4613]  </TASK>
[  150.705147][ T4613] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  150.743000][ T4613] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  150.778915][ T4614] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  150.793318][ T4614] CPU: 1 PID: 4614 Comm: syz.3.151 Not tainted 5.15.173-syzkaller #0
[  150.793667][ T4616] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  150.801426][ T4614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  150.801440][ T4614] Call Trace:
[  150.801447][ T4614]  <TASK>
[  150.801455][ T4614]  dump_stack_lvl+0x1e3/0x2d0
[  150.801484][ T4614]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  150.801506][ T4614]  ? panic+0x860/0x860
[  150.801534][ T4614]  ? sysfs_create_dir_ns+0x282/0x390
[  150.845237][ T4614]  sysfs_create_dir_ns+0x2c6/0x390
[  150.850386][ T4614]  ? sysfs_warn_dup+0xa0/0xa0
[  150.855104][ T4614]  ? do_raw_spin_unlock+0x137/0x8b0
[  150.860321][ T4614]  ? kobject_set_name_vargs+0xca/0x110
[  150.865808][ T4614]  kobject_add_internal+0x6e0/0xe00
[  150.867348][ T4618] loop4: detected capacity change from 0 to 32768
[  150.871033][ T4614]  kobject_init_and_add+0x120/0x190
[  150.882632][ T4614]  ? lockdep_softirqs_off+0x420/0x420
[  150.887311][ T4620] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  150.888024][ T4614]  ? widen_string+0x3a/0x310
[  150.888053][ T4614]  ? kobject_add+0x210/0x210
[  150.905206][ T4614]  ? __init_swait_queue_head+0xaa/0x140
[  150.910779][ T4614]  gfs2_sys_fs_add+0x237/0x4a0
[  150.915571][ T4614]  ? gfs2_recover_set+0x240/0x240
[  150.920605][ T4614]  ? snprintf+0xd6/0x120
[  150.924859][ T4614]  ? vscnprintf+0x80/0x80
[  150.929199][ T4614]  ? read_word_at_a_time+0xe/0x20
[  150.934255][ T4614]  ? strscpy+0x89/0x220
[  150.938449][ T4614]  gfs2_fill_super+0x1299/0x2750
[  150.943433][ T4614]  ? gfs2_reconfigure+0xcf0/0xcf0
[  150.948484][ T4614]  ? ptr_to_hashval+0x60/0x60
[  150.953183][ T4614]  ? up_write+0x19d/0x580
[  150.957548][ T4614]  ? set_blocksize+0x1ec/0x370
[  150.962346][ T4614]  get_tree_bdev+0x3fe/0x620
[  150.966967][ T4614]  ? gfs2_reconfigure+0xcf0/0xcf0
[  150.972024][ T4614]  gfs2_get_tree+0x50/0x210
[  150.976542][ T4614]  ? bpf_lsm_capable+0x5/0x10
[  150.981250][ T4614]  vfs_get_tree+0x88/0x270
[  150.985695][ T4614]  do_new_mount+0x2ba/0xb40
[  150.990226][ T4614]  ? do_move_mount_old+0x160/0x160
[  150.995357][ T4614]  ? user_path_at_empty+0x12b/0x180
[  151.000582][ T4614]  __se_sys_mount+0x2d5/0x3c0
[  151.005289][ T4614]  ? __x64_sys_mount+0xc0/0xc0
[  151.010075][ T4614]  ? syscall_enter_from_user_mode+0x2e/0x240
[  151.016149][ T4614]  ? lockdep_hardirqs_on+0x94/0x130
[  151.021370][ T4614]  ? __x64_sys_mount+0x1c/0xc0
[  151.026147][ T4614]  do_syscall_64+0x3b/0xb0
[  151.030577][ T4614]  ? clear_bhb_loop+0x15/0x70
[  151.035275][ T4614]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  151.041183][ T4614] RIP: 0033:0x7f21f9d38efa
[  151.045612][ T4614] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  151.065223][ T4614] RSP: 002b:00007f21f8fb6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  151.073656][ T4614] RAX: ffffffffffffffda RBX: 00007f21f8fb6ef0 RCX: 00007f21f9d38efa
[  151.081723][ T4614] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f21f8fb6eb0
[  151.089708][ T4614] RBP: 0000000020000000 R08: 00007f21f8fb6ef0 R09: 0000000000008c1b
[  151.093366][ T4616] syz.0.150 (4616): drop_caches: 2
[  151.097783][ T4614] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  151.097801][ T4614] R13: 00007f21f8fb6eb0 R14: 000000000001272b R15: 0000000020000240
[  151.097832][ T4614]  </TASK>
[  151.103894][ T4620] CPU: 1 PID: 4620 Comm: syz.1.153 Not tainted 5.15.173-syzkaller #0
[  151.130227][ T4620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  151.140304][ T4620] Call Trace:
[  151.143603][ T4620]  <TASK>
[  151.146539][ T4620]  dump_stack_lvl+0x1e3/0x2d0
[  151.151251][ T4620]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  151.157023][ T4620]  ? panic+0x860/0x860
[  151.161127][ T4620]  ? sysfs_create_dir_ns+0x282/0x390
[  151.166448][ T4620]  sysfs_create_dir_ns+0x2c6/0x390
[  151.171591][ T4620]  ? sysfs_warn_dup+0xa0/0xa0
[  151.176292][ T4620]  ? do_raw_spin_unlock+0x137/0x8b0
[  151.181555][ T4620]  ? kobject_set_name_vargs+0xca/0x110
[  151.187072][ T4620]  kobject_add_internal+0x6e0/0xe00
[  151.192304][ T4620]  kobject_init_and_add+0x120/0x190
[  151.197538][ T4620]  ? lockdep_softirqs_off+0x420/0x420
[  151.202930][ T4620]  ? widen_string+0x3a/0x310
[  151.207544][ T4620]  ? kobject_add+0x210/0x210
[  151.212157][ T4620]  ? __init_swait_queue_head+0xaa/0x140
[  151.217732][ T4620]  gfs2_sys_fs_add+0x237/0x4a0
[  151.222656][ T4620]  ? gfs2_recover_set+0x240/0x240
[  151.227711][ T4620]  ? snprintf+0xd6/0x120
[  151.231991][ T4620]  ? vscnprintf+0x80/0x80
[  151.236342][ T4620]  ? read_word_at_a_time+0xe/0x20
[  151.241394][ T4620]  ? strscpy+0x89/0x220
[  151.245569][ T4620]  gfs2_fill_super+0x1299/0x2750
[  151.248845][ T4614] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  151.250540][ T4620]  ? gfs2_reconfigure+0xcf0/0xcf0
[  151.269335][ T4620]  ? ptr_to_hashval+0x60/0x60
[  151.274055][ T4620]  ? up_write+0x19d/0x580
[  151.278431][ T4620]  ? set_blocksize+0x1ec/0x370
[  151.283321][ T4620]  get_tree_bdev+0x3fe/0x620
[  151.287944][ T4620]  ? gfs2_reconfigure+0xcf0/0xcf0
2024/11/20 06:22:28 executed programs: 150
[  151.292997][ T4620]  gfs2_get_tree+0x50/0x210
[  151.297518][ T4620]  ? bpf_lsm_capable+0x5/0x10
[  151.302289][ T4620]  vfs_get_tree+0x88/0x270
[  151.306728][ T4620]  do_new_mount+0x2ba/0xb40
[  151.311028][ T4614] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  151.311247][ T4620]  ? do_move_mount_old+0x160/0x160
[  151.323469][ T4620]  ? user_path_at_empty+0x12b/0x180
[  151.328696][ T4620]  __se_sys_mount+0x2d5/0x3c0
[  151.333513][ T4620]  ? __x64_sys_mount+0xc0/0xc0
[  151.338399][ T4620]  ? syscall_enter_from_user_mode+0x2e/0x240
[  151.344405][ T4620]  ? lockdep_hardirqs_on+0x94/0x130
[  151.349763][ T4620]  ? __x64_sys_mount+0x1c/0xc0
[  151.354687][ T4620]  do_syscall_64+0x3b/0xb0
[  151.359130][ T4620]  ? clear_bhb_loop+0x15/0x70
[  151.363830][ T4620]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  151.369768][ T4620] RIP: 0033:0x7f3ff997fefa
[  151.374211][ T4620] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  151.384375][ T4613] syz.2.152 (4613): drop_caches: 2
[  151.393834][ T4620] RSP: 002b:00007f3ff8bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  151.393865][ T4620] RAX: ffffffffffffffda RBX: 00007f3ff8bfdef0 RCX: 00007f3ff997fefa
[  151.393881][ T4620] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3ff8bfdeb0
[  151.393896][ T4620] RBP: 0000000020000000 R08: 00007f3ff8bfdef0 R09: 0000000000008c1b
[  151.393911][ T4620] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  151.393925][ T4620] R13: 00007f3ff8bfdeb0 R14: 000000000001272b R15: 0000000020000240
[  151.393956][ T4620]  </TASK>
[  151.399645][ T4620] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  151.501941][ T4618] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  151.506282][ T4620] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  151.517356][ T4618] CPU: 1 PID: 4618 Comm: syz.4.154 Not tainted 5.15.173-syzkaller #0
[  151.525448][ T4618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  151.535529][ T4618] Call Trace:
[  151.538825][ T4618]  <TASK>
[  151.541767][ T4618]  dump_stack_lvl+0x1e3/0x2d0
[  151.546472][ T4618]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  151.552129][ T4618]  ? panic+0x860/0x860
[  151.556225][ T4618]  ? sysfs_create_dir_ns+0x282/0x390
[  151.561538][ T4618]  sysfs_create_dir_ns+0x2c6/0x390
[  151.566679][ T4618]  ? sysfs_warn_dup+0xa0/0xa0
[  151.571378][ T4618]  ? do_raw_spin_unlock+0x137/0x8b0
[  151.576598][ T4618]  ? kobject_set_name_vargs+0xca/0x110
[  151.582088][ T4618]  kobject_add_internal+0x6e0/0xe00
[  151.587321][ T4618]  kobject_init_and_add+0x120/0x190
[  151.592549][ T4618]  ? lockdep_softirqs_off+0x420/0x420
[  151.597952][ T4618]  ? widen_string+0x3a/0x310
[  151.602576][ T4618]  ? kobject_add+0x210/0x210
[  151.607208][ T4618]  ? __init_swait_queue_head+0xaa/0x140
[  151.612789][ T4618]  gfs2_sys_fs_add+0x237/0x4a0
[  151.617584][ T4618]  ? gfs2_recover_set+0x240/0x240
[  151.622634][ T4618]  ? snprintf+0xd6/0x120
[  151.626904][ T4618]  ? vscnprintf+0x80/0x80
[  151.631259][ T4618]  ? read_word_at_a_time+0xe/0x20
[  151.636305][ T4618]  ? strscpy+0x89/0x220
[  151.640483][ T4618]  gfs2_fill_super+0x1299/0x2750
[  151.645462][ T4618]  ? gfs2_reconfigure+0xcf0/0xcf0
[  151.650511][ T4618]  ? ptr_to_hashval+0x60/0x60
[  151.655210][ T4618]  ? up_write+0x19d/0x580
[  151.659582][ T4618]  ? set_blocksize+0x1ec/0x370
[  151.664373][ T4618]  get_tree_bdev+0x3fe/0x620
[  151.668990][ T4618]  ? gfs2_reconfigure+0xcf0/0xcf0
[  151.674049][ T4618]  gfs2_get_tree+0x50/0x210
[  151.678570][ T4618]  ? bpf_lsm_capable+0x5/0x10
[  151.683268][ T4618]  vfs_get_tree+0x88/0x270
[  151.687709][ T4618]  do_new_mount+0x2ba/0xb40
[  151.692238][ T4618]  ? do_move_mount_old+0x160/0x160
[  151.697368][ T4618]  ? user_path_at_empty+0x12b/0x180
[  151.702588][ T4618]  __se_sys_mount+0x2d5/0x3c0
[  151.707290][ T4618]  ? __x64_sys_mount+0xc0/0xc0
[  151.712070][ T4618]  ? syscall_enter_from_user_mode+0x2e/0x240
[  151.718057][ T4618]  ? lockdep_hardirqs_on+0x94/0x130
[  151.723258][ T4618]  ? __x64_sys_mount+0x1c/0xc0
[  151.728031][ T4618]  do_syscall_64+0x3b/0xb0
[  151.732449][ T4618]  ? clear_bhb_loop+0x15/0x70
[  151.737151][ T4618]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  151.743046][ T4618] RIP: 0033:0x7fc363061efa
[  151.747462][ T4618] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  151.767070][ T4618] RSP: 002b:00007fc3622dfe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  151.775484][ T4618] RAX: ffffffffffffffda RBX: 00007fc3622dfef0 RCX: 00007fc363061efa
[  151.783568][ T4618] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fc3622dfeb0
[  151.791537][ T4618] RBP: 0000000020000000 R08: 00007fc3622dfef0 R09: 0000000000008c1b
[  151.799508][ T4618] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  151.807477][ T4618] R13: 00007fc3622dfeb0 R14: 000000000001272b R15: 0000000020000240
[  151.815458][ T4618]  </TASK>
[  151.819990][ T4618] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  151.856156][ T4618] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  152.114058][ T4614] syz.3.151 (4614): drop_caches: 2
[  152.294459][ T4620] syz.1.153 (4620): drop_caches: 2
[  152.338986][ T4618] syz.4.154 (4618): drop_caches: 2
[  152.567100][ T4622] loop2: detected capacity change from 0 to 32768
[  152.627239][ T4622] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  152.672955][ T4622] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  152.723985][ T4622] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  152.904392][ T4622] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  152.958010][ T4622] syz.2.156 (4622): drop_caches: 2
[  153.306165][ T4624] loop3: detected capacity change from 0 to 32768
[  153.367279][ T4624] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  153.397389][ T4624] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  153.434506][ T4628] loop1: detected capacity change from 0 to 32768
[  153.449191][ T4624] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  153.466437][ T4626] loop0: detected capacity change from 0 to 32768
[  153.537961][ T4628] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  153.546327][ T4626] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  153.554428][ T4626] CPU: 0 PID: 4626 Comm: syz.0.155 Not tainted 5.15.173-syzkaller #0
[  153.562536][ T4626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  153.572701][ T4626] Call Trace:
[  153.576003][ T4626]  <TASK>
[  153.578955][ T4626]  dump_stack_lvl+0x1e3/0x2d0
[  153.583656][ T4626]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  153.589334][ T4626]  ? panic+0x860/0x860
[  153.593438][ T4626]  ? sysfs_create_dir_ns+0x282/0x390
[  153.598754][ T4626]  sysfs_create_dir_ns+0x2c6/0x390
[  153.603939][ T4626]  ? sysfs_warn_dup+0xa0/0xa0
[  153.608646][ T4626]  ? do_raw_spin_unlock+0x137/0x8b0
[  153.613975][ T4626]  ? kobject_set_name_vargs+0xca/0x110
[  153.619474][ T4626]  kobject_add_internal+0x6e0/0xe00
[  153.624735][ T4626]  kobject_init_and_add+0x120/0x190
[  153.629972][ T4626]  ? lockdep_softirqs_off+0x420/0x420
[  153.635410][ T4626]  ? widen_string+0x3a/0x310
[  153.640204][ T4626]  ? kobject_add+0x210/0x210
[  153.644833][ T4626]  ? __init_swait_queue_head+0xaa/0x140
[  153.650451][ T4626]  gfs2_sys_fs_add+0x237/0x4a0
[  153.655479][ T4626]  ? gfs2_recover_set+0x240/0x240
[  153.660644][ T4626]  ? snprintf+0xd6/0x120
[  153.665008][ T4626]  ? vscnprintf+0x80/0x80
[  153.669368][ T4626]  ? read_word_at_a_time+0xe/0x20
[  153.674418][ T4626]  ? strscpy+0x89/0x220
[  153.678609][ T4626]  gfs2_fill_super+0x1299/0x2750
[  153.683593][ T4626]  ? gfs2_reconfigure+0xcf0/0xcf0
[  153.688645][ T4626]  ? ptr_to_hashval+0x60/0x60
[  153.693343][ T4626]  ? up_write+0x19d/0x580
[  153.697722][ T4626]  ? set_blocksize+0x1ec/0x370
[  153.702515][ T4626]  get_tree_bdev+0x3fe/0x620
[  153.707127][ T4626]  ? gfs2_reconfigure+0xcf0/0xcf0
[  153.712185][ T4626]  gfs2_get_tree+0x50/0x210
[  153.712802][ T4624] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  153.716701][ T4626]  ? bpf_lsm_capable+0x5/0x10
[  153.716730][ T4626]  vfs_get_tree+0x88/0x270
[  153.716757][ T4626]  do_new_mount+0x2ba/0xb40
[  153.738141][ T4626]  ? do_move_mount_old+0x160/0x160
[  153.743286][ T4626]  ? user_path_at_empty+0x12b/0x180
[  153.748516][ T4626]  __se_sys_mount+0x2d5/0x3c0
[  153.753228][ T4626]  ? __x64_sys_mount+0xc0/0xc0
[  153.758016][ T4626]  ? syscall_enter_from_user_mode+0x2e/0x240
[  153.764024][ T4626]  ? lockdep_hardirqs_on+0x94/0x130
[  153.769257][ T4626]  ? __x64_sys_mount+0x1c/0xc0
[  153.774049][ T4626]  do_syscall_64+0x3b/0xb0
[  153.778482][ T4626]  ? clear_bhb_loop+0x15/0x70
[  153.783182][ T4626]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  153.789101][ T4626] RIP: 0033:0x7f4e1a664efa
[  153.793540][ T4626] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  153.813167][ T4626] RSP: 002b:00007f4e198e2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  153.821612][ T4626] RAX: ffffffffffffffda RBX: 00007f4e198e2ef0 RCX: 00007f4e1a664efa
[  153.829609][ T4626] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4e198e2eb0
[  153.837612][ T4626] RBP: 0000000020000000 R08: 00007f4e198e2ef0 R09: 0000000000008c1b
[  153.845611][ T4626] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  153.853609][ T4626] R13: 00007f4e198e2eb0 R14: 000000000001272b R15: 0000000020000240
[  153.861634][ T4626]  </TASK>
[  153.876380][ T4628] CPU: 0 PID: 4628 Comm: syz.1.158 Not tainted 5.15.173-syzkaller #0
[  153.883055][ T4624] syz.3.157 (4624): drop_caches: 2
[  153.884500][ T4628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  153.884516][ T4628] Call Trace:
[  153.884524][ T4628]  <TASK>
[  153.884532][ T4628]  dump_stack_lvl+0x1e3/0x2d0
[  153.884563][ T4628]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  153.916275][ T4628]  ? panic+0x860/0x860
[  153.920384][ T4628]  ? sysfs_create_dir_ns+0x282/0x390
[  153.925716][ T4628]  sysfs_create_dir_ns+0x2c6/0x390
[  153.930866][ T4628]  ? sysfs_warn_dup+0xa0/0xa0
[  153.935581][ T4628]  ? do_raw_spin_unlock+0x137/0x8b0
[  153.940814][ T4628]  ? kobject_set_name_vargs+0xca/0x110
[  153.946307][ T4628]  kobject_add_internal+0x6e0/0xe00
[  153.951542][ T4628]  kobject_init_and_add+0x120/0x190
[  153.956766][ T4628]  ? lockdep_softirqs_off+0x420/0x420
[  153.962168][ T4628]  ? widen_string+0x3a/0x310
[  153.967833][ T4628]  ? kobject_add+0x210/0x210
[  153.969787][ T4630] loop4: detected capacity change from 0 to 32768
[  153.972462][ T4628]  ? __init_swait_queue_head+0xaa/0x140
[  153.972500][ T4628]  gfs2_sys_fs_add+0x237/0x4a0
[  153.989221][ T4628]  ? gfs2_recover_set+0x240/0x240
[  153.994284][ T4628]  ? snprintf+0xd6/0x120
[  153.998559][ T4628]  ? vscnprintf+0x80/0x80
[  154.002924][ T4628]  ? read_word_at_a_time+0xe/0x20
[  154.007983][ T4628]  ? strscpy+0x89/0x220
[  154.012184][ T4628]  gfs2_fill_super+0x1299/0x2750
[  154.017300][ T4628]  ? gfs2_reconfigure+0xcf0/0xcf0
[  154.022366][ T4628]  ? ptr_to_hashval+0x60/0x60
[  154.027078][ T4628]  ? up_write+0x19d/0x580
[  154.031469][ T4628]  ? set_blocksize+0x1ec/0x370
[  154.036424][ T4628]  get_tree_bdev+0x3fe/0x620
[  154.041053][ T4628]  ? gfs2_reconfigure+0xcf0/0xcf0
[  154.046126][ T4628]  gfs2_get_tree+0x50/0x210
[  154.050654][ T4628]  ? bpf_lsm_capable+0x5/0x10
[  154.055375][ T4628]  vfs_get_tree+0x88/0x270
[  154.059831][ T4628]  do_new_mount+0x2ba/0xb40
[  154.064369][ T4628]  ? do_move_mount_old+0x160/0x160
[  154.069517][ T4628]  ? user_path_at_empty+0x12b/0x180
[  154.074757][ T4628]  __se_sys_mount+0x2d5/0x3c0
[  154.079471][ T4628]  ? __x64_sys_mount+0xc0/0xc0
[  154.084317][ T4628]  ? syscall_enter_from_user_mode+0x2e/0x240
[  154.090336][ T4628]  ? lockdep_hardirqs_on+0x94/0x130
[  154.095568][ T4628]  ? __x64_sys_mount+0x1c/0xc0
[  154.100366][ T4628]  do_syscall_64+0x3b/0xb0
[  154.104810][ T4628]  ? clear_bhb_loop+0x15/0x70
[  154.109523][ T4628]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  154.115448][ T4628] RIP: 0033:0x7f3ff997fefa
[  154.120040][ T4628] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  154.139782][ T4628] RSP: 002b:00007f3ff8bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  154.148247][ T4628] RAX: ffffffffffffffda RBX: 00007f3ff8bfdef0 RCX: 00007f3ff997fefa
[  154.156255][ T4628] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3ff8bfdeb0
[  154.164256][ T4628] RBP: 0000000020000000 R08: 00007f3ff8bfdef0 R09: 0000000000008c1b
[  154.172256][ T4628] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  154.180252][ T4628] R13: 00007f3ff8bfdeb0 R14: 000000000001272b R15: 0000000020000240
[  154.188268][ T4628]  </TASK>
[  154.213473][ T4626] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  154.233929][ T4626] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  154.255716][ T4630] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  154.295901][ T4630] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  154.303703][ T4628] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  154.336509][ T4628] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  154.361930][ T4630] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  154.413882][ T4632] loop2: detected capacity change from 0 to 32768
[  154.475325][ T4632] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  154.506139][ T4632] CPU: 1 PID: 4632 Comm: syz.2.160 Not tainted 5.15.173-syzkaller #0
[  154.514266][ T4632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  154.524347][ T4632] Call Trace:
[  154.527643][ T4632]  <TASK>
[  154.530588][ T4632]  dump_stack_lvl+0x1e3/0x2d0
[  154.535284][ T4632]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  154.540932][ T4632]  ? panic+0x860/0x860
[  154.545036][ T4632]  ? sysfs_create_dir_ns+0x282/0x390
[  154.550349][ T4632]  sysfs_create_dir_ns+0x2c6/0x390
[  154.555500][ T4632]  ? sysfs_warn_dup+0xa0/0xa0
[  154.560219][ T4632]  ? do_raw_spin_unlock+0x137/0x8b0
[  154.565458][ T4632]  ? kobject_set_name_vargs+0xca/0x110
[  154.570962][ T4632]  kobject_add_internal+0x6e0/0xe00
[  154.576202][ T4632]  kobject_init_and_add+0x120/0x190
[  154.581427][ T4632]  ? lockdep_softirqs_off+0x420/0x420
[  154.586840][ T4632]  ? widen_string+0x3a/0x310
[  154.591475][ T4632]  ? kobject_add+0x210/0x210
[  154.596107][ T4632]  ? __init_swait_queue_head+0xaa/0x140
[  154.601715][ T4632]  gfs2_sys_fs_add+0x237/0x4a0
[  154.606511][ T4632]  ? gfs2_recover_set+0x240/0x240
[  154.611568][ T4632]  ? snprintf+0xd6/0x120
[  154.615854][ T4632]  ? vscnprintf+0x80/0x80
[  154.620220][ T4632]  ? read_word_at_a_time+0xe/0x20
[  154.625291][ T4632]  ? strscpy+0x89/0x220
[  154.629482][ T4632]  gfs2_fill_super+0x1299/0x2750
[  154.634465][ T4632]  ? gfs2_reconfigure+0xcf0/0xcf0
[  154.639526][ T4632]  ? ptr_to_hashval+0x60/0x60
[  154.644258][ T4632]  ? up_write+0x19d/0x580
[  154.648643][ T4632]  ? set_blocksize+0x1ec/0x370
[  154.653533][ T4632]  get_tree_bdev+0x3fe/0x620
[  154.658161][ T4632]  ? gfs2_reconfigure+0xcf0/0xcf0
[  154.660531][ T4630] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  154.663213][ T4632]  gfs2_get_tree+0x50/0x210
[  154.675680][ T4632]  ? bpf_lsm_capable+0x5/0x10
[  154.680389][ T4632]  vfs_get_tree+0x88/0x270
[  154.684830][ T4632]  do_new_mount+0x2ba/0xb40
[  154.689366][ T4632]  ? do_move_mount_old+0x160/0x160
[  154.694505][ T4632]  ? user_path_at_empty+0x12b/0x180
[  154.699732][ T4632]  __se_sys_mount+0x2d5/0x3c0
[  154.704446][ T4632]  ? __x64_sys_mount+0xc0/0xc0
[  154.709229][ T4632]  ? syscall_enter_from_user_mode+0x2e/0x240
[  154.715239][ T4632]  ? lockdep_hardirqs_on+0x94/0x130
[  154.720554][ T4632]  ? __x64_sys_mount+0x1c/0xc0
[  154.725353][ T4632]  do_syscall_64+0x3b/0xb0
[  154.729802][ T4632]  ? clear_bhb_loop+0x15/0x70
[  154.734515][ T4632]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  154.740452][ T4632] RIP: 0033:0x7fb5894aaefa
[  154.742861][ T4630] syz.4.159 (4630): drop_caches: 2
[  154.744904][ T4632] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  154.769650][ T4632] RSP: 002b:00007fb588728e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  154.778136][ T4632] RAX: ffffffffffffffda RBX: 00007fb588728ef0 RCX: 00007fb5894aaefa
[  154.786487][ T4632] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb588728eb0
[  154.794491][ T4632] RBP: 0000000020000000 R08: 00007fb588728ef0 R09: 0000000000008c1b
[  154.802492][ T4632] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  154.810623][ T4632] R13: 00007fb588728eb0 R14: 000000000001272b R15: 0000000020000240
[  154.818649][ T4632]  </TASK>
[  154.864227][ T4626] syz.0.155 (4626): drop_caches: 2
[  154.990521][ T4628] syz.1.158 (4628): drop_caches: 2
[  155.326356][ T4632] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  155.350612][ T4632] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  155.755036][ T4632] syz.2.160 (4632): drop_caches: 2
[  155.764036][ T4634] loop3: detected capacity change from 0 to 32768
[  155.871834][ T4634] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  155.894849][ T4634] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  155.948035][ T4636] loop0: detected capacity change from 0 to 32768
[  155.978685][ T4634] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  156.021800][ T4636] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  156.042014][ T4636] CPU: 1 PID: 4636 Comm: syz.0.163 Not tainted 5.15.173-syzkaller #0
[  156.050138][ T4636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  156.060229][ T4636] Call Trace:
[  156.063548][ T4636]  <TASK>
[  156.066496][ T4636]  dump_stack_lvl+0x1e3/0x2d0
[  156.071198][ T4636]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  156.076851][ T4636]  ? panic+0x860/0x860
[  156.080952][ T4636]  ? sysfs_create_dir_ns+0x282/0x390
[  156.086266][ T4636]  sysfs_create_dir_ns+0x2c6/0x390
[  156.091413][ T4636]  ? sysfs_warn_dup+0xa0/0xa0
[  156.096125][ T4636]  ? do_raw_spin_unlock+0x137/0x8b0
[  156.101349][ T4636]  ? kobject_set_name_vargs+0xca/0x110
[  156.106838][ T4636]  kobject_add_internal+0x6e0/0xe00
[  156.112068][ T4636]  kobject_init_and_add+0x120/0x190
[  156.117293][ T4636]  ? lockdep_softirqs_off+0x420/0x420
[  156.122689][ T4636]  ? widen_string+0x3a/0x310
[  156.127315][ T4636]  ? kobject_add+0x210/0x210
[  156.131934][ T4636]  ? __init_swait_queue_head+0xaa/0x140
[  156.133450][ T4638] loop1: detected capacity change from 0 to 32768
[  156.137496][ T4636]  gfs2_sys_fs_add+0x237/0x4a0
[  156.137527][ T4636]  ? gfs2_recover_set+0x240/0x240
[  156.137551][ T4636]  ? snprintf+0xd6/0x120
[  156.137576][ T4636]  ? vscnprintf+0x80/0x80
[  156.137600][ T4636]  ? read_word_at_a_time+0xe/0x20
[  156.137624][ T4636]  ? strscpy+0x89/0x220
[  156.137651][ T4636]  gfs2_fill_super+0x1299/0x2750
[  156.176526][ T4636]  ? gfs2_reconfigure+0xcf0/0xcf0
[  156.181588][ T4636]  ? ptr_to_hashval+0x60/0x60
[  156.186298][ T4636]  ? up_write+0x19d/0x580
[  156.190672][ T4636]  ? set_blocksize+0x1ec/0x370
[  156.195473][ T4636]  get_tree_bdev+0x3fe/0x620
[  156.200087][ T4636]  ? gfs2_reconfigure+0xcf0/0xcf0
[  156.205142][ T4636]  gfs2_get_tree+0x50/0x210
[  156.209675][ T4636]  ? bpf_lsm_capable+0x5/0x10
[  156.214401][ T4636]  vfs_get_tree+0x88/0x270
[  156.218856][ T4636]  do_new_mount+0x2ba/0xb40
[  156.223397][ T4636]  ? do_move_mount_old+0x160/0x160
[  156.228544][ T4636]  ? user_path_at_empty+0x12b/0x180
[  156.233777][ T4636]  __se_sys_mount+0x2d5/0x3c0
[  156.238487][ T4636]  ? __x64_sys_mount+0xc0/0xc0
[  156.243283][ T4636]  ? syscall_enter_from_user_mode+0x2e/0x240
[  156.249295][ T4636]  ? lockdep_hardirqs_on+0x94/0x130
[  156.254527][ T4636]  ? __x64_sys_mount+0x1c/0xc0
[  156.259320][ T4636]  do_syscall_64+0x3b/0xb0
[  156.263760][ T4636]  ? clear_bhb_loop+0x15/0x70
[  156.268461][ T4636]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  156.274388][ T4636] RIP: 0033:0x7f4e1a664efa
[  156.278832][ T4636] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  156.298463][ T4636] RSP: 002b:00007f4e198e2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  156.306914][ T4636] RAX: ffffffffffffffda RBX: 00007f4e198e2ef0 RCX: 00007f4e1a664efa
[  156.315003][ T4636] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4e198e2eb0
[  156.319888][ T4634] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  156.322994][ T4636] RBP: 0000000020000000 R08: 00007f4e198e2ef0 R09: 0000000000008c1b
[  156.323014][ T4636] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  156.323030][ T4636] R13: 00007f4e198e2eb0 R14: 000000000001272b R15: 0000000020000240
[  156.354853][ T4636]  </TASK>
[  156.376752][ T4636] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  156.399572][ T4638] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  156.426044][ T4634] syz.3.161 (4634): drop_caches: 2
[  156.441669][ T4638] CPU: 0 PID: 4638 Comm: syz.1.164 Not tainted 5.15.173-syzkaller #0
[  156.449784][ T4638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  156.459860][ T4638] Call Trace:
[  156.463169][ T4638]  <TASK>
[  156.466112][ T4638]  dump_stack_lvl+0x1e3/0x2d0
[  156.470832][ T4638]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  156.476497][ T4638]  ? panic+0x860/0x860
[  156.480606][ T4638]  ? sysfs_create_dir_ns+0x282/0x390
[  156.485928][ T4638]  sysfs_create_dir_ns+0x2c6/0x390
[  156.491074][ T4638]  ? sysfs_warn_dup+0xa0/0xa0
[  156.495783][ T4638]  ? do_raw_spin_unlock+0x137/0x8b0
[  156.501017][ T4638]  ? kobject_set_name_vargs+0xca/0x110
[  156.506514][ T4638]  kobject_add_internal+0x6e0/0xe00
[  156.511756][ T4638]  kobject_init_and_add+0x120/0x190
[  156.516983][ T4638]  ? lockdep_softirqs_off+0x420/0x420
[  156.521326][ T4640] loop4: detected capacity change from 0 to 32768
[  156.522381][ T4638]  ? widen_string+0x3a/0x310
[  156.533380][ T4638]  ? kobject_add+0x210/0x210
[  156.538007][ T4638]  ? __init_swait_queue_head+0xaa/0x140
[  156.543601][ T4638]  gfs2_sys_fs_add+0x237/0x4a0
[  156.548398][ T4638]  ? gfs2_recover_set+0x240/0x240
[  156.553451][ T4638]  ? snprintf+0xd6/0x120
[  156.557721][ T4638]  ? vscnprintf+0x80/0x80
[  156.562079][ T4638]  ? read_word_at_a_time+0xe/0x20
[  156.567134][ T4638]  ? strscpy+0x89/0x220
[  156.571326][ T4638]  gfs2_fill_super+0x1299/0x2750
[  156.576314][ T4638]  ? gfs2_reconfigure+0xcf0/0xcf0
[  156.581369][ T4638]  ? ptr_to_hashval+0x60/0x60
[  156.586075][ T4638]  ? up_write+0x19d/0x580
[  156.590459][ T4638]  ? set_blocksize+0x1ec/0x370
[  156.595256][ T4638]  get_tree_bdev+0x3fe/0x620
[  156.599881][ T4638]  ? gfs2_reconfigure+0xcf0/0xcf0
[  156.604939][ T4638]  gfs2_get_tree+0x50/0x210
[  156.609475][ T4638]  ? bpf_lsm_capable+0x5/0x10
[  156.614185][ T4638]  vfs_get_tree+0x88/0x270
[  156.618628][ T4638]  do_new_mount+0x2ba/0xb40
[  156.623161][ T4638]  ? do_move_mount_old+0x160/0x160
[  156.628299][ T4638]  ? user_path_at_empty+0x12b/0x180
[  156.633527][ T4638]  __se_sys_mount+0x2d5/0x3c0
[  156.638233][ T4638]  ? __x64_sys_mount+0xc0/0xc0
[  156.643022][ T4638]  ? syscall_enter_from_user_mode+0x2e/0x240
[  156.649036][ T4638]  ? lockdep_hardirqs_on+0x94/0x130
[  156.654267][ T4638]  ? __x64_sys_mount+0x1c/0xc0
[  156.659116][ T4638]  do_syscall_64+0x3b/0xb0
[  156.663602][ T4638]  ? clear_bhb_loop+0x15/0x70
[  156.668311][ T4638]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  156.674231][ T4638] RIP: 0033:0x7f3ff997fefa
[  156.678674][ T4638] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  156.698306][ T4638] RSP: 002b:00007f3ff8bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  156.706754][ T4638] RAX: ffffffffffffffda RBX: 00007f3ff8bfdef0 RCX: 00007f3ff997fefa
[  156.714752][ T4638] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3ff8bfdeb0
2024/11/20 06:22:34 executed programs: 161
[  156.720389][ T4642] loop2: detected capacity change from 0 to 32768
[  156.722742][ T4638] RBP: 0000000020000000 R08: 00007f3ff8bfdef0 R09: 0000000000008c1b
[  156.729523][ T4636] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  156.737118][ T4638] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  156.737137][ T4638] R13: 00007f3ff8bfdeb0 R14: 000000000001272b R15: 0000000020000240
[  156.737168][ T4638]  </TASK>
[  156.775631][ T4638] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  156.796834][ T4638] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  156.797419][ T4640] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  156.814504][ T4640] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  156.828002][ T4640] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 2ms
[  156.829376][ T4642] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  156.856704][ T4642] CPU: 0 PID: 4642 Comm: syz.2.165 Not tainted 5.15.173-syzkaller #0
[  156.864891][ T4642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  156.874973][ T4642] Call Trace:
[  156.878274][ T4642]  <TASK>
[  156.881232][ T4642]  dump_stack_lvl+0x1e3/0x2d0
[  156.885946][ T4642]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  156.891612][ T4642]  ? panic+0x860/0x860
[  156.895710][ T4642]  ? sysfs_create_dir_ns+0x282/0x390
[  156.901021][ T4642]  sysfs_create_dir_ns+0x2c6/0x390
[  156.906162][ T4642]  ? sysfs_warn_dup+0xa0/0xa0
[  156.910868][ T4642]  ? do_raw_spin_unlock+0x137/0x8b0
[  156.916097][ T4642]  ? kobject_set_name_vargs+0xca/0x110
[  156.921585][ T4642]  kobject_add_internal+0x6e0/0xe00
[  156.926822][ T4642]  kobject_init_and_add+0x120/0x190
[  156.932056][ T4642]  ? lockdep_softirqs_off+0x420/0x420
[  156.937444][ T4642]  ? widen_string+0x3a/0x310
[  156.942058][ T4642]  ? kobject_add+0x210/0x210
[  156.946672][ T4642]  ? __init_swait_queue_head+0xaa/0x140
[  156.952247][ T4642]  gfs2_sys_fs_add+0x237/0x4a0
[  156.957034][ T4642]  ? gfs2_recover_set+0x240/0x240
[  156.962081][ T4642]  ? snprintf+0xd6/0x120
[  156.966347][ T4642]  ? vscnprintf+0x80/0x80
[  156.970694][ T4642]  ? read_word_at_a_time+0xe/0x20
[  156.975745][ T4642]  ? strscpy+0x89/0x220
[  156.979924][ T4642]  gfs2_fill_super+0x1299/0x2750
[  156.984902][ T4642]  ? gfs2_reconfigure+0xcf0/0xcf0
[  156.989945][ T4642]  ? ptr_to_hashval+0x60/0x60
[  156.994642][ T4642]  ? up_write+0x19d/0x580
[  156.999011][ T4642]  ? set_blocksize+0x1ec/0x370
[  157.003803][ T4642]  get_tree_bdev+0x3fe/0x620
[  157.008424][ T4642]  ? gfs2_reconfigure+0xcf0/0xcf0
[  157.013481][ T4642]  gfs2_get_tree+0x50/0x210
[  157.018019][ T4642]  ? bpf_lsm_capable+0x5/0x10
[  157.022732][ T4642]  vfs_get_tree+0x88/0x270
[  157.027174][ T4642]  do_new_mount+0x2ba/0xb40
[  157.031718][ T4642]  ? do_move_mount_old+0x160/0x160
[  157.036871][ T4642]  ? user_path_at_empty+0x12b/0x180
[  157.042111][ T4642]  __se_sys_mount+0x2d5/0x3c0
[  157.046828][ T4642]  ? __x64_sys_mount+0xc0/0xc0
[  157.051630][ T4642]  ? syscall_enter_from_user_mode+0x2e/0x240
[  157.057653][ T4642]  ? lockdep_hardirqs_on+0x94/0x130
[  157.062896][ T4642]  ? __x64_sys_mount+0x1c/0xc0
[  157.067700][ T4642]  do_syscall_64+0x3b/0xb0
[  157.072149][ T4642]  ? clear_bhb_loop+0x15/0x70
[  157.076859][ T4642]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  157.082789][ T4642] RIP: 0033:0x7fb5894aaefa
[  157.087247][ T4642] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  157.107080][ T4642] RSP: 002b:00007fb588728e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  157.115615][ T4642] RAX: ffffffffffffffda RBX: 00007fb588728ef0 RCX: 00007fb5894aaefa
[  157.123616][ T4642] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb588728eb0
[  157.131619][ T4642] RBP: 0000000020000000 R08: 00007fb588728ef0 R09: 0000000000008c1b
[  157.139619][ T4642] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  157.147622][ T4642] R13: 00007fb588728eb0 R14: 000000000001272b R15: 0000000020000240
[  157.155640][ T4642]  </TASK>
[  157.248520][ T4636] syz.0.163 (4636): drop_caches: 2
[  157.276515][ T4642] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  157.321305][ T4640] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  157.341306][ T4642] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  157.396820][ T4640] syz.4.162 (4640): drop_caches: 2
[  157.407799][ T4638] syz.1.164 (4638): drop_caches: 2
[  157.860416][ T4642] syz.2.165 (4642): drop_caches: 2
[  158.189649][ T4644] loop3: detected capacity change from 0 to 32768
[  158.258869][ T4644] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  158.290207][ T4644] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  158.316279][ T4644] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  158.514997][ T4644] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  158.520652][ T4646] loop0: detected capacity change from 0 to 32768
[  158.565986][ T4644] syz.3.166 (4644): drop_caches: 2
[  158.643478][ T4646] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  158.684281][ T4648] loop1: detected capacity change from 0 to 32768
[  158.685212][ T4646] CPU: 0 PID: 4646 Comm: syz.0.167 Not tainted 5.15.173-syzkaller #0
[  158.698820][ T4646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  158.708904][ T4646] Call Trace:
[  158.712207][ T4646]  <TASK>
[  158.715163][ T4646]  dump_stack_lvl+0x1e3/0x2d0
[  158.719874][ T4646]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  158.725536][ T4646]  ? panic+0x860/0x860
[  158.729645][ T4646]  ? sysfs_create_dir_ns+0x282/0x390
[  158.734969][ T4646]  sysfs_create_dir_ns+0x2c6/0x390
[  158.740116][ T4646]  ? sysfs_warn_dup+0xa0/0xa0
[  158.744826][ T4646]  ? do_raw_spin_unlock+0x137/0x8b0
[  158.750058][ T4646]  ? kobject_set_name_vargs+0xca/0x110
[  158.755556][ T4646]  kobject_add_internal+0x6e0/0xe00
[  158.760799][ T4646]  kobject_init_and_add+0x120/0x190
[  158.766037][ T4646]  ? lockdep_softirqs_off+0x420/0x420
[  158.771443][ T4646]  ? widen_string+0x3a/0x310
[  158.776071][ T4646]  ? kobject_add+0x210/0x210
[  158.780704][ T4646]  ? __init_swait_queue_head+0xaa/0x140
[  158.786291][ T4646]  gfs2_sys_fs_add+0x237/0x4a0
[  158.791090][ T4646]  ? gfs2_recover_set+0x240/0x240
[  158.796142][ T4646]  ? snprintf+0xd6/0x120
[  158.800412][ T4646]  ? vscnprintf+0x80/0x80
[  158.804774][ T4646]  ? read_word_at_a_time+0xe/0x20
[  158.809832][ T4646]  ? strscpy+0x89/0x220
[  158.814021][ T4646]  gfs2_fill_super+0x1299/0x2750
[  158.819010][ T4646]  ? gfs2_reconfigure+0xcf0/0xcf0
[  158.824062][ T4646]  ? ptr_to_hashval+0x60/0x60
[  158.828764][ T4646]  ? up_write+0x19d/0x580
[  158.833140][ T4646]  ? set_blocksize+0x1ec/0x370
[  158.837939][ T4646]  get_tree_bdev+0x3fe/0x620
[  158.842550][ T4646]  ? gfs2_reconfigure+0xcf0/0xcf0
[  158.847602][ T4646]  gfs2_get_tree+0x50/0x210
[  158.852231][ T4646]  ? bpf_lsm_capable+0x5/0x10
[  158.856941][ T4646]  vfs_get_tree+0x88/0x270
[  158.861392][ T4646]  do_new_mount+0x2ba/0xb40
[  158.865925][ T4646]  ? do_move_mount_old+0x160/0x160
[  158.871061][ T4646]  ? user_path_at_empty+0x12b/0x180
[  158.876292][ T4646]  __se_sys_mount+0x2d5/0x3c0
[  158.881010][ T4646]  ? __x64_sys_mount+0xc0/0xc0
[  158.885814][ T4646]  ? syscall_enter_from_user_mode+0x2e/0x240
[  158.892024][ T4646]  ? lockdep_hardirqs_on+0x94/0x130
[  158.897250][ T4646]  ? __x64_sys_mount+0x1c/0xc0
[  158.902144][ T4646]  do_syscall_64+0x3b/0xb0
[  158.906592][ T4646]  ? clear_bhb_loop+0x15/0x70
[  158.911305][ T4646]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  158.917224][ T4646] RIP: 0033:0x7f4e1a664efa
[  158.921667][ T4646] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  158.941299][ T4646] RSP: 002b:00007f4e198e2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  158.949749][ T4646] RAX: ffffffffffffffda RBX: 00007f4e198e2ef0 RCX: 00007f4e1a664efa
[  158.957749][ T4646] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4e198e2eb0
[  158.965746][ T4646] RBP: 0000000020000000 R08: 00007f4e198e2ef0 R09: 0000000000008c1b
[  158.973742][ T4646] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  158.981739][ T4646] R13: 00007f4e198e2eb0 R14: 000000000001272b R15: 0000000020000240
[  158.989750][ T4646]  </TASK>
[  159.020153][ T4648] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  159.040186][ T4648] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  159.072708][ T4648] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  159.154445][ T4650] loop4: detected capacity change from 0 to 32768
[  159.182467][ T4646] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  159.231160][ T4646] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  159.245715][ T4650] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  159.262178][ T4650] CPU: 0 PID: 4650 Comm: syz.4.168 Not tainted 5.15.173-syzkaller #0
[  159.270308][ T4650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  159.280397][ T4650] Call Trace:
[  159.283702][ T4650]  <TASK>
[  159.286657][ T4650]  dump_stack_lvl+0x1e3/0x2d0
[  159.291367][ T4650]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  159.297031][ T4650]  ? panic+0x860/0x860
[  159.301158][ T4650]  ? sysfs_create_dir_ns+0x282/0x390
[  159.306495][ T4650]  sysfs_create_dir_ns+0x2c6/0x390
[  159.311651][ T4650]  ? sysfs_warn_dup+0xa0/0xa0
[  159.316360][ T4650]  ? do_raw_spin_unlock+0x137/0x8b0
[  159.321581][ T4650]  ? kobject_set_name_vargs+0xca/0x110
[  159.327078][ T4650]  kobject_add_internal+0x6e0/0xe00
[  159.332583][ T4650]  kobject_init_and_add+0x120/0x190
[  159.337825][ T4650]  ? lockdep_softirqs_off+0x420/0x420
[  159.343224][ T4650]  ? widen_string+0x3a/0x310
[  159.347868][ T4650]  ? kobject_add+0x210/0x210
[  159.352491][ T4650]  ? __init_swait_queue_head+0xaa/0x140
[  159.358068][ T4650]  gfs2_sys_fs_add+0x237/0x4a0
[  159.362859][ T4650]  ? gfs2_recover_set+0x240/0x240
[  159.367909][ T4650]  ? snprintf+0xd6/0x120
[  159.372177][ T4650]  ? vscnprintf+0x80/0x80
[  159.376646][ T4650]  ? read_word_at_a_time+0xe/0x20
[  159.381713][ T4650]  ? strscpy+0x89/0x220
[  159.385901][ T4650]  gfs2_fill_super+0x1299/0x2750
[  159.390901][ T4650]  ? gfs2_reconfigure+0xcf0/0xcf0
[  159.392454][ T4648] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  159.395948][ T4650]  ? ptr_to_hashval+0x60/0x60
[  159.395975][ T4650]  ? up_write+0x19d/0x580
[  159.396015][ T4650]  ? set_blocksize+0x1ec/0x370
[  159.417579][ T4650]  get_tree_bdev+0x3fe/0x620
[  159.422222][ T4650]  ? gfs2_reconfigure+0xcf0/0xcf0
[  159.427272][ T4650]  gfs2_get_tree+0x50/0x210
[  159.431806][ T4650]  ? bpf_lsm_capable+0x5/0x10
[  159.436520][ T4650]  vfs_get_tree+0x88/0x270
[  159.440966][ T4650]  do_new_mount+0x2ba/0xb40
[  159.441429][ T4648] syz.1.169 (4648): drop_caches: 2
[  159.445495][ T4650]  ? do_move_mount_old+0x160/0x160
[  159.445524][ T4650]  ? user_path_at_empty+0x12b/0x180
[  159.445552][ T4650]  __se_sys_mount+0x2d5/0x3c0
[  159.465643][ T4650]  ? __x64_sys_mount+0xc0/0xc0
[  159.470440][ T4650]  ? syscall_enter_from_user_mode+0x2e/0x240
[  159.476450][ T4650]  ? lockdep_hardirqs_on+0x94/0x130
[  159.481675][ T4650]  ? __x64_sys_mount+0x1c/0xc0
[  159.486467][ T4650]  do_syscall_64+0x3b/0xb0
[  159.490904][ T4650]  ? clear_bhb_loop+0x15/0x70
[  159.495602][ T4650]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  159.501533][ T4650] RIP: 0033:0x7fc363061efa
[  159.505983][ T4650] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  159.525613][ T4650] RSP: 002b:00007fc3622dfe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  159.534087][ T4650] RAX: ffffffffffffffda RBX: 00007fc3622dfef0 RCX: 00007fc363061efa
[  159.540542][ T4652] loop2: detected capacity change from 0 to 32768
[  159.542086][ T4650] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fc3622dfeb0
[  159.556474][ T4650] RBP: 0000000020000000 R08: 00007fc3622dfef0 R09: 0000000000008c1b
[  159.564471][ T4650] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  159.572482][ T4650] R13: 00007fc3622dfeb0 R14: 000000000001272b R15: 0000000020000240
[  159.580501][ T4650]  </TASK>
[  159.605939][ T4650] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  159.627815][ T4650] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  159.684301][ T4652] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  159.734575][ T4652] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  159.753784][ T4654] loop3: detected capacity change from 0 to 32768
[  159.813381][ T4652] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  159.866895][ T4654] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  159.915720][ T4654] CPU: 0 PID: 4654 Comm: syz.3.171 Not tainted 5.15.173-syzkaller #0
[  159.923848][ T4654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  159.933935][ T4654] Call Trace:
[  159.937242][ T4654]  <TASK>
[  159.940203][ T4654]  dump_stack_lvl+0x1e3/0x2d0
[  159.944921][ T4654]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  159.950591][ T4654]  ? panic+0x860/0x860
[  159.952164][ T4650] syz.4.168 (4650): drop_caches: 2
[  159.954711][ T4654]  ? sysfs_create_dir_ns+0x282/0x390
[  159.965133][ T4654]  sysfs_create_dir_ns+0x2c6/0x390
[  159.970389][ T4654]  ? sysfs_warn_dup+0xa0/0xa0
[  159.975102][ T4654]  ? do_raw_spin_unlock+0x137/0x8b0
[  159.980332][ T4654]  ? kobject_set_name_vargs+0xca/0x110
[  159.985821][ T4654]  kobject_add_internal+0x6e0/0xe00
[  159.991056][ T4654]  kobject_init_and_add+0x120/0x190
[  159.996343][ T4654]  ? lockdep_softirqs_off+0x420/0x420
[  160.001748][ T4654]  ? widen_string+0x3a/0x310
[  160.006374][ T4654]  ? kobject_add+0x210/0x210
[  160.010996][ T4654]  ? __init_swait_queue_head+0xaa/0x140
[  160.016569][ T4654]  gfs2_sys_fs_add+0x237/0x4a0
[  160.021373][ T4654]  ? gfs2_recover_set+0x240/0x240
[  160.026433][ T4654]  ? snprintf+0xd6/0x120
[  160.030709][ T4654]  ? vscnprintf+0x80/0x80
[  160.035133][ T4654]  ? read_word_at_a_time+0xe/0x20
[  160.040188][ T4654]  ? strscpy+0x89/0x220
[  160.044380][ T4654]  gfs2_fill_super+0x1299/0x2750
[  160.049377][ T4654]  ? gfs2_reconfigure+0xcf0/0xcf0
[  160.054457][ T4654]  ? ptr_to_hashval+0x60/0x60
[  160.059170][ T4654]  ? up_write+0x19d/0x580
[  160.063556][ T4654]  ? set_blocksize+0x1ec/0x370
[  160.068384][ T4654]  get_tree_bdev+0x3fe/0x620
[  160.073023][ T4654]  ? gfs2_reconfigure+0xcf0/0xcf0
[  160.078086][ T4654]  gfs2_get_tree+0x50/0x210
[  160.082625][ T4654]  ? bpf_lsm_capable+0x5/0x10
[  160.087360][ T4654]  vfs_get_tree+0x88/0x270
[  160.091815][ T4654]  do_new_mount+0x2ba/0xb40
[  160.096350][ T4654]  ? do_move_mount_old+0x160/0x160
[  160.099097][ T4652] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  160.101493][ T4654]  ? user_path_at_empty+0x12b/0x180
[  160.114495][ T4654]  __se_sys_mount+0x2d5/0x3c0
[  160.119211][ T4654]  ? __x64_sys_mount+0xc0/0xc0
[  160.122997][ T4646] syz.0.167 (4646): drop_caches: 2
[  160.123997][ T4654]  ? syscall_enter_from_user_mode+0x2e/0x240
[  160.135079][ T4654]  ? lockdep_hardirqs_on+0x94/0x130
[  160.140321][ T4654]  ? __x64_sys_mount+0x1c/0xc0
[  160.145135][ T4654]  do_syscall_64+0x3b/0xb0
[  160.149589][ T4654]  ? clear_bhb_loop+0x15/0x70
[  160.154296][ T4654]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  160.160222][ T4654] RIP: 0033:0x7f21f9d38efa
[  160.164665][ T4654] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  160.184434][ T4654] RSP: 002b:00007f21f8fb6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  160.192891][ T4654] RAX: ffffffffffffffda RBX: 00007f21f8fb6ef0 RCX: 00007f21f9d38efa
[  160.200900][ T4654] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f21f8fb6eb0
[  160.208903][ T4654] RBP: 0000000020000000 R08: 00007f21f8fb6ef0 R09: 0000000000008c1b
[  160.216904][ T4654] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  160.224902][ T4654] R13: 00007f21f8fb6eb0 R14: 000000000001272b R15: 0000000020000240
[  160.232925][ T4654]  </TASK>
[  160.251358][ T4652] syz.2.170 (4652): drop_caches: 2
[  160.546292][ T4654] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  160.596460][ T4654] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  160.874468][ T4656] loop4: detected capacity change from 0 to 32768
[  160.982714][ T4656] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  161.036473][ T4656] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  161.072910][ T4656] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  161.158513][ T4654] syz.3.171 (4654): drop_caches: 2
[  161.288513][ T4656] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  161.334021][ T4656] syz.4.173 (4656): drop_caches: 2
[  161.510326][ T4658] loop0: detected capacity change from 0 to 32768
[  161.562445][ T4660] loop1: detected capacity change from 0 to 32768
[  161.610927][ T4658] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  161.641280][ T4658] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  161.656285][ T4662] loop2: detected capacity change from 0 to 32768
[  161.691856][ T4660] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  161.718214][ T4662] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  161.721037][ T4660] CPU: 1 PID: 4660 Comm: syz.1.172 Not tainted 5.15.173-syzkaller #0
[  161.730378][ T4658] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  161.734427][ T4660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  161.752813][ T4660] Call Trace:
[  161.756123][ T4660]  <TASK>
[  161.759078][ T4660]  dump_stack_lvl+0x1e3/0x2d0
[  161.763786][ T4660]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  161.769429][ T4660]  ? panic+0x860/0x860
[  161.773518][ T4660]  ? sysfs_create_dir_ns+0x282/0x390
[  161.778832][ T4660]  sysfs_create_dir_ns+0x2c6/0x390
[  161.783982][ T4660]  ? sysfs_warn_dup+0xa0/0xa0
[  161.788692][ T4660]  ? do_raw_spin_unlock+0x137/0x8b0
[  161.793920][ T4660]  ? kobject_set_name_vargs+0xca/0x110
[  161.799407][ T4660]  kobject_add_internal+0x6e0/0xe00
[  161.804737][ T4660]  kobject_init_and_add+0x120/0x190
[  161.809970][ T4660]  ? lockdep_softirqs_off+0x420/0x420
[  161.815377][ T4660]  ? widen_string+0x3a/0x310
[  161.819994][ T4660]  ? kobject_add+0x210/0x210
[  161.824615][ T4660]  ? __init_swait_queue_head+0xaa/0x140
[  161.830196][ T4660]  gfs2_sys_fs_add+0x237/0x4a0
[  161.834995][ T4660]  ? gfs2_recover_set+0x240/0x240
[  161.840059][ T4660]  ? snprintf+0xd6/0x120
[  161.844341][ T4660]  ? vscnprintf+0x80/0x80
[  161.848710][ T4660]  ? read_word_at_a_time+0xe/0x20
[  161.853765][ T4660]  ? strscpy+0x89/0x220
[  161.857948][ T4660]  gfs2_fill_super+0x1299/0x2750
[  161.862937][ T4660]  ? gfs2_reconfigure+0xcf0/0xcf0
[  161.867997][ T4660]  ? ptr_to_hashval+0x60/0x60
[  161.872705][ T4660]  ? up_write+0x19d/0x580
[  161.877080][ T4660]  ? set_blocksize+0x1ec/0x370
[  161.881879][ T4660]  get_tree_bdev+0x3fe/0x620
[  161.886493][ T4660]  ? gfs2_reconfigure+0xcf0/0xcf0
[  161.891544][ T4660]  gfs2_get_tree+0x50/0x210
[  161.896063][ T4660]  ? bpf_lsm_capable+0x5/0x10
[  161.900760][ T4660]  vfs_get_tree+0x88/0x270
[  161.905201][ T4660]  do_new_mount+0x2ba/0xb40
[  161.909730][ T4660]  ? do_move_mount_old+0x160/0x160
[  161.914869][ T4660]  ? user_path_at_empty+0x12b/0x180
[  161.920099][ T4660]  __se_sys_mount+0x2d5/0x3c0
[  161.924808][ T4660]  ? __x64_sys_mount+0xc0/0xc0
[  161.929599][ T4660]  ? syscall_enter_from_user_mode+0x2e/0x240
[  161.935614][ T4660]  ? lockdep_hardirqs_on+0x94/0x130
[  161.940845][ T4660]  ? __x64_sys_mount+0x1c/0xc0
[  161.945636][ T4660]  do_syscall_64+0x3b/0xb0
[  161.950077][ T4660]  ? clear_bhb_loop+0x15/0x70
[  161.954790][ T4660]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  161.960732][ T4660] RIP: 0033:0x7f3ff997fefa
[  161.965180][ T4660] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  161.984805][ T4660] RSP: 002b:00007f3ff8bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  161.993252][ T4660] RAX: ffffffffffffffda RBX: 00007f3ff8bfdef0 RCX: 00007f3ff997fefa
[  162.001253][ T4660] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3ff8bfdeb0
[  162.009259][ T4660] RBP: 0000000020000000 R08: 00007f3ff8bfdef0 R09: 0000000000008c1b
[  162.017263][ T4660] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  162.025263][ T4660] R13: 00007f3ff8bfdeb0 R14: 000000000001272b R15: 0000000020000240
[  162.033280][ T4660]  </TASK>
[  162.072810][ T4662] CPU: 0 PID: 4662 Comm: syz.2.175 Not tainted 5.15.173-syzkaller #0
[  162.080941][ T4662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  162.091018][ T4662] Call Trace:
[  162.094312][ T4662]  <TASK>
[  162.097254][ T4662]  dump_stack_lvl+0x1e3/0x2d0
[  162.101956][ T4662]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  162.107621][ T4662]  ? panic+0x860/0x860
[  162.111738][ T4662]  ? sysfs_create_dir_ns+0x282/0x390
[  162.117071][ T4662]  sysfs_create_dir_ns+0x2c6/0x390
[  162.122233][ T4662]  ? sysfs_warn_dup+0xa0/0xa0
[  162.126945][ T4662]  ? do_raw_spin_unlock+0x137/0x8b0
[  162.132185][ T4662]  ? kobject_set_name_vargs+0xca/0x110
[  162.137691][ T4662]  kobject_add_internal+0x6e0/0xe00
[  162.142932][ T4662]  kobject_init_and_add+0x120/0x190
[  162.148272][ T4662]  ? lockdep_softirqs_off+0x420/0x420
[  162.153767][ T4662]  ? widen_string+0x3a/0x310
[  162.158396][ T4662]  ? kobject_add+0x210/0x210
[  162.163041][ T4662]  ? __init_swait_queue_head+0xaa/0x140
[  162.168719][ T4662]  gfs2_sys_fs_add+0x237/0x4a0
[  162.173524][ T4662]  ? gfs2_recover_set+0x240/0x240
[  162.178581][ T4662]  ? snprintf+0xd6/0x120
[  162.182867][ T4662]  ? vscnprintf+0x80/0x80
[  162.187233][ T4662]  ? read_word_at_a_time+0xe/0x20
[  162.192295][ T4662]  ? strscpy+0x89/0x220
[  162.196485][ T4662]  gfs2_fill_super+0x1299/0x2750
[  162.201519][ T4662]  ? gfs2_reconfigure+0xcf0/0xcf0
[  162.206577][ T4662]  ? ptr_to_hashval+0x60/0x60
[  162.211278][ T4662]  ? up_write+0x19d/0x580
[  162.215649][ T4662]  ? set_blocksize+0x1ec/0x370
[  162.220443][ T4662]  get_tree_bdev+0x3fe/0x620
[  162.225068][ T4662]  ? gfs2_reconfigure+0xcf0/0xcf0
[  162.230136][ T4662]  gfs2_get_tree+0x50/0x210
[  162.234679][ T4662]  ? bpf_lsm_capable+0x5/0x10
[  162.239390][ T4662]  vfs_get_tree+0x88/0x270
[  162.243840][ T4662]  do_new_mount+0x2ba/0xb40
[  162.248378][ T4662]  ? do_move_mount_old+0x160/0x160
[  162.253515][ T4662]  ? user_path_at_empty+0x12b/0x180
[  162.258741][ T4662]  __se_sys_mount+0x2d5/0x3c0
[  162.263449][ T4662]  ? __x64_sys_mount+0xc0/0xc0
[  162.268236][ T4662]  ? syscall_enter_from_user_mode+0x2e/0x240
[  162.274245][ T4662]  ? lockdep_hardirqs_on+0x94/0x130
[  162.279474][ T4662]  ? __x64_sys_mount+0x1c/0xc0
[  162.284271][ T4662]  do_syscall_64+0x3b/0xb0
[  162.288705][ T4662]  ? clear_bhb_loop+0x15/0x70
[  162.293572][ T4662]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  162.299500][ T4662] RIP: 0033:0x7fb5894aaefa
[  162.299674][ T4664] loop3: detected capacity change from 0 to 32768
[  162.303931][ T4662] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  162.303952][ T4662] RSP: 002b:00007fb588728e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  162.303977][ T4662] RAX: ffffffffffffffda RBX: 00007fb588728ef0 RCX: 00007fb5894aaefa
[  162.303995][ T4662] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb588728eb0
[  162.332254][ T4660] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  162.338577][ T4662] RBP: 0000000020000000 R08: 00007fb588728ef0 R09: 0000000000008c1b
[  162.338597][ T4662] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  162.338612][ T4662] R13: 00007fb588728eb0 R14: 000000000001272b R15: 0000000020000240
[  162.338644][ T4662]  </TASK>
[  162.360298][ T4658] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  162.378615][ T4660] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  162.420819][ T4662] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  162.445515][ T4664] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  162.452642][ T4658] syz.0.174 (4658): drop_caches: 2
[  162.479498][ T4664] CPU: 1 PID: 4664 Comm: syz.3.176 Not tainted 5.15.173-syzkaller #0
[  162.487701][ T4664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  162.497780][ T4664] Call Trace:
[  162.501082][ T4664]  <TASK>
[  162.504032][ T4664]  dump_stack_lvl+0x1e3/0x2d0
[  162.508745][ T4664]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  162.514413][ T4664]  ? panic+0x860/0x860
[  162.518521][ T4664]  ? sysfs_create_dir_ns+0x282/0x390
[  162.523959][ T4664]  sysfs_create_dir_ns+0x2c6/0x390
[  162.529113][ T4664]  ? sysfs_warn_dup+0xa0/0xa0
[  162.533823][ T4664]  ? do_raw_spin_unlock+0x137/0x8b0
[  162.539050][ T4664]  ? kobject_set_name_vargs+0xca/0x110
[  162.544543][ T4664]  kobject_add_internal+0x6e0/0xe00
[  162.549782][ T4664]  kobject_init_and_add+0x120/0x190
[  162.555010][ T4664]  ? lockdep_softirqs_off+0x420/0x420
[  162.560417][ T4664]  ? widen_string+0x3a/0x310
[  162.565035][ T4664]  ? kobject_add+0x210/0x210
[  162.569659][ T4664]  ? __init_swait_queue_head+0xaa/0x140
[  162.575240][ T4664]  gfs2_sys_fs_add+0x237/0x4a0
[  162.580119][ T4664]  ? gfs2_recover_set+0x240/0x240
[  162.585312][ T4664]  ? snprintf+0xd6/0x120
[  162.589591][ T4664]  ? vscnprintf+0x80/0x80
[  162.593948][ T4664]  ? read_word_at_a_time+0xe/0x20
[  162.599000][ T4664]  ? strscpy+0x89/0x220
[  162.603196][ T4664]  gfs2_fill_super+0x1299/0x2750
[  162.608296][ T4664]  ? gfs2_reconfigure+0xcf0/0xcf0
[  162.613360][ T4664]  ? ptr_to_hashval+0x60/0x60
[  162.618075][ T4664]  ? up_write+0x19d/0x580
[  162.622469][ T4664]  ? set_blocksize+0x1ec/0x370
[  162.627278][ T4664]  get_tree_bdev+0x3fe/0x620
[  162.631899][ T4664]  ? gfs2_reconfigure+0xcf0/0xcf0
[  162.636961][ T4664]  gfs2_get_tree+0x50/0x210
[  162.641653][ T4664]  ? bpf_lsm_capable+0x5/0x10
[  162.646368][ T4664]  vfs_get_tree+0x88/0x270
[  162.650909][ T4664]  do_new_mount+0x2ba/0xb40
[  162.655454][ T4664]  ? do_move_mount_old+0x160/0x160
[  162.660607][ T4664]  ? user_path_at_empty+0x12b/0x180
[  162.665894][ T4664]  __se_sys_mount+0x2d5/0x3c0
[  162.670612][ T4664]  ? __x64_sys_mount+0xc0/0xc0
2024/11/20 06:22:40 executed programs: 173
[  162.675417][ T4664]  ? syscall_enter_from_user_mode+0x2e/0x240
[  162.680455][ T4666] loop4: detected capacity change from 0 to 32768
[  162.681429][ T4664]  ? lockdep_hardirqs_on+0x94/0x130
[  162.693063][ T4664]  ? __x64_sys_mount+0x1c/0xc0
[  162.697864][ T4664]  do_syscall_64+0x3b/0xb0
[  162.702306][ T4664]  ? clear_bhb_loop+0x15/0x70
[  162.707013][ T4664]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  162.707826][ T4662] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  162.712932][ T4664] RIP: 0033:0x7f21f9d38efa
[  162.712957][ T4664] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  162.712978][ T4664] RSP: 002b:00007f21f8fb6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  162.752488][ T4664] RAX: ffffffffffffffda RBX: 00007f21f8fb6ef0 RCX: 00007f21f9d38efa
[  162.760458][ T4664] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f21f8fb6eb0
[  162.768529][ T4664] RBP: 0000000020000000 R08: 00007f21f8fb6ef0 R09: 0000000000008c1b
[  162.776507][ T4664] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  162.784522][ T4664] R13: 00007f21f8fb6eb0 R14: 000000000001272b R15: 0000000020000240
[  162.792763][ T4664]  </TASK>
[  162.806339][ T4664] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  162.823170][ T4664] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  162.872827][ T4666] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  162.896474][ T4666] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  162.970967][ T4666] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  163.138894][ T4660] syz.1.172 (4660): drop_caches: 2
[  163.213884][ T4664] syz.3.176 (4664): drop_caches: 2
[  163.226592][ T4666] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  163.263130][ T4666] syz.4.177 (4666): drop_caches: 2
[  163.322581][ T4662] syz.2.175 (4662): drop_caches: 2
[  164.316832][ T4668] loop0: detected capacity change from 0 to 32768
[  164.391392][ T4668] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  164.416264][ T4668] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  164.466824][ T4670] loop1: detected capacity change from 0 to 32768
[  164.478747][ T4668] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  164.493052][ T4672] loop3: detected capacity change from 0 to 32768
[  164.532461][ T4674] loop2: detected capacity change from 0 to 32768
[  164.558688][ T4670] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  164.573321][ T4672] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  164.599527][ T4674] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  164.599761][ T4670] CPU: 1 PID: 4670 Comm: syz.1.179 Not tainted 5.15.173-syzkaller #0
[  164.615607][ T4670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  164.625681][ T4670] Call Trace:
[  164.628978][ T4670]  <TASK>
[  164.631917][ T4670]  dump_stack_lvl+0x1e3/0x2d0
[  164.636609][ T4670]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  164.642266][ T4670]  ? panic+0x860/0x860
[  164.646378][ T4670]  ? sysfs_create_dir_ns+0x282/0x390
[  164.651691][ T4670]  sysfs_create_dir_ns+0x2c6/0x390
[  164.656841][ T4670]  ? sysfs_warn_dup+0xa0/0xa0
[  164.661546][ T4670]  ? do_raw_spin_unlock+0x137/0x8b0
[  164.666758][ T4670]  ? kobject_set_name_vargs+0xca/0x110
[  164.672240][ T4670]  kobject_add_internal+0x6e0/0xe00
[  164.677462][ T4670]  kobject_init_and_add+0x120/0x190
[  164.682679][ T4670]  ? lockdep_softirqs_off+0x420/0x420
[  164.688070][ T4670]  ? widen_string+0x3a/0x310
[  164.692671][ T4670]  ? kobject_add+0x210/0x210
[  164.697280][ T4670]  ? __init_swait_queue_head+0xaa/0x140
[  164.702856][ T4670]  gfs2_sys_fs_add+0x237/0x4a0
[  164.707641][ T4670]  ? gfs2_recover_set+0x240/0x240
[  164.712673][ T4670]  ? snprintf+0xd6/0x120
[  164.716922][ T4670]  ? vscnprintf+0x80/0x80
[  164.721273][ T4670]  ? read_word_at_a_time+0xe/0x20
[  164.726313][ T4670]  ? strscpy+0x89/0x220
[  164.730477][ T4670]  gfs2_fill_super+0x1299/0x2750
[  164.735435][ T4670]  ? gfs2_reconfigure+0xcf0/0xcf0
[  164.740467][ T4670]  ? ptr_to_hashval+0x60/0x60
[  164.745162][ T4670]  ? up_write+0x19d/0x580
[  164.749526][ T4670]  ? set_blocksize+0x1ec/0x370
[  164.754307][ T4670]  get_tree_bdev+0x3fe/0x620
[  164.758900][ T4670]  ? gfs2_reconfigure+0xcf0/0xcf0
[  164.763960][ T4670]  gfs2_get_tree+0x50/0x210
[  164.768481][ T4670]  ? bpf_lsm_capable+0x5/0x10
[  164.773171][ T4670]  vfs_get_tree+0x88/0x270
[  164.777601][ T4670]  do_new_mount+0x2ba/0xb40
[  164.782118][ T4670]  ? do_move_mount_old+0x160/0x160
[  164.787244][ T4670]  ? user_path_at_empty+0x12b/0x180
[  164.792463][ T4670]  __se_sys_mount+0x2d5/0x3c0
[  164.797152][ T4670]  ? __x64_sys_mount+0xc0/0xc0
[  164.801921][ T4670]  ? syscall_enter_from_user_mode+0x2e/0x240
[  164.808002][ T4670]  ? lockdep_hardirqs_on+0x94/0x130
[  164.813225][ T4670]  ? __x64_sys_mount+0x1c/0xc0
[  164.818005][ T4670]  do_syscall_64+0x3b/0xb0
[  164.822431][ T4670]  ? clear_bhb_loop+0x15/0x70
[  164.827237][ T4670]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  164.833156][ T4670] RIP: 0033:0x7f3ff997fefa
[  164.837615][ T4670] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  164.844285][ T4676] loop4: detected capacity change from 0 to 32768
[  164.857225][ T4670] RSP: 002b:00007f3ff8bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  164.857260][ T4670] RAX: ffffffffffffffda RBX: 00007f3ff8bfdef0 RCX: 00007f3ff997fefa
[  164.857277][ T4670] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3ff8bfdeb0
[  164.857292][ T4670] RBP: 0000000020000000 R08: 00007f3ff8bfdef0 R09: 0000000000008c1b
[  164.857307][ T4670] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  164.857323][ T4670] R13: 00007f3ff8bfdeb0 R14: 000000000001272b R15: 0000000020000240
[  164.857353][ T4670]  </TASK>
[  164.921726][ T4674] CPU: 0 PID: 4674 Comm: syz.2.182 Not tainted 5.15.173-syzkaller #0
[  164.929857][ T4674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  164.939941][ T4674] Call Trace:
[  164.943256][ T4674]  <TASK>
[  164.946205][ T4674]  dump_stack_lvl+0x1e3/0x2d0
[  164.950916][ T4674]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  164.956580][ T4674]  ? panic+0x860/0x860
[  164.960685][ T4674]  ? sysfs_create_dir_ns+0x282/0x390
[  164.966012][ T4674]  sysfs_create_dir_ns+0x2c6/0x390
[  164.971173][ T4674]  ? sysfs_warn_dup+0xa0/0xa0
[  164.975880][ T4674]  ? do_raw_spin_unlock+0x137/0x8b0
[  164.981110][ T4674]  ? kobject_set_name_vargs+0xca/0x110
[  164.986603][ T4674]  kobject_add_internal+0x6e0/0xe00
[  164.989797][ T4668] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  164.991833][ T4674]  kobject_init_and_add+0x120/0x190
[  165.004874][ T4674]  ? lockdep_softirqs_off+0x420/0x420
[  165.010279][ T4674]  ? widen_string+0x3a/0x310
[  165.012003][ T4668] syz.0.178 (4668): drop_caches: 2
[  165.014895][ T4674]  ? kobject_add+0x210/0x210
[  165.023952][ T4670] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  165.024597][ T4674]  ? __init_swait_queue_head+0xaa/0x140
[  165.043851][ T4674]  gfs2_sys_fs_add+0x237/0x4a0
[  165.044717][ T4670] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  165.048646][ T4674]  ? gfs2_recover_set+0x240/0x240
[  165.048675][ T4674]  ? snprintf+0xd6/0x120
[  165.048701][ T4674]  ? vscnprintf+0x80/0x80
[  165.069542][ T4674]  ? read_word_at_a_time+0xe/0x20
[  165.074576][ T4674]  ? strscpy+0x89/0x220
[  165.078739][ T4674]  gfs2_fill_super+0x1299/0x2750
[  165.083699][ T4674]  ? gfs2_reconfigure+0xcf0/0xcf0
[  165.088731][ T4674]  ? ptr_to_hashval+0x60/0x60
[  165.093422][ T4674]  ? up_write+0x19d/0x580
[  165.097806][ T4674]  ? set_blocksize+0x1ec/0x370
[  165.102597][ T4674]  get_tree_bdev+0x3fe/0x620
[  165.107294][ T4674]  ? gfs2_reconfigure+0xcf0/0xcf0
[  165.112339][ T4674]  gfs2_get_tree+0x50/0x210
[  165.116848][ T4674]  ? bpf_lsm_capable+0x5/0x10
[  165.121531][ T4674]  vfs_get_tree+0x88/0x270
[  165.125952][ T4674]  do_new_mount+0x2ba/0xb40
[  165.130460][ T4674]  ? do_move_mount_old+0x160/0x160
[  165.135579][ T4674]  ? user_path_at_empty+0x12b/0x180
[  165.140790][ T4674]  __se_sys_mount+0x2d5/0x3c0
[  165.145489][ T4674]  ? __x64_sys_mount+0xc0/0xc0
[  165.150258][ T4674]  ? syscall_enter_from_user_mode+0x2e/0x240
[  165.156245][ T4674]  ? lockdep_hardirqs_on+0x94/0x130
[  165.161453][ T4674]  ? __x64_sys_mount+0x1c/0xc0
[  165.166224][ T4674]  do_syscall_64+0x3b/0xb0
[  165.170654][ T4674]  ? clear_bhb_loop+0x15/0x70
[  165.175334][ T4674]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  165.181231][ T4674] RIP: 0033:0x7fb5894aaefa
[  165.185656][ T4674] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  165.205276][ T4674] RSP: 002b:00007fb588728e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  165.213820][ T4674] RAX: ffffffffffffffda RBX: 00007fb588728ef0 RCX: 00007fb5894aaefa
[  165.221799][ T4674] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb588728eb0
[  165.229784][ T4674] RBP: 0000000020000000 R08: 00007fb588728ef0 R09: 0000000000008c1b
[  165.237929][ T4674] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  165.245926][ T4674] R13: 00007fb588728eb0 R14: 000000000001272b R15: 0000000020000240
[  165.253968][ T4674]  </TASK>
[  165.257001][ T4672] CPU: 1 PID: 4672 Comm: syz.3.180 Not tainted 5.15.173-syzkaller #0
[  165.265094][ T4672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  165.271742][ T4674] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  165.275168][ T4672] Call Trace:
[  165.275179][ T4672]  <TASK>
[  165.275188][ T4672]  dump_stack_lvl+0x1e3/0x2d0
[  165.275220][ T4672]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  165.289270][ T4674] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  165.292189][ T4672]  ? panic+0x860/0x860
[  165.316576][ T4672]  ? sysfs_create_dir_ns+0x282/0x390
[  165.321869][ T4672]  sysfs_create_dir_ns+0x2c6/0x390
[  165.327106][ T4672]  ? sysfs_warn_dup+0xa0/0xa0
[  165.331823][ T4672]  ? do_raw_spin_unlock+0x137/0x8b0
[  165.337018][ T4672]  ? kobject_set_name_vargs+0xca/0x110
[  165.342475][ T4672]  kobject_add_internal+0x6e0/0xe00
[  165.347675][ T4672]  kobject_init_and_add+0x120/0x190
[  165.352961][ T4672]  ? lockdep_softirqs_off+0x420/0x420
[  165.358323][ T4672]  ? widen_string+0x3a/0x310
[  165.362907][ T4672]  ? kobject_add+0x210/0x210
[  165.367495][ T4672]  ? __init_swait_queue_head+0xaa/0x140
[  165.373045][ T4672]  gfs2_sys_fs_add+0x237/0x4a0
[  165.377814][ T4672]  ? gfs2_recover_set+0x240/0x240
[  165.382840][ T4672]  ? snprintf+0xd6/0x120
[  165.387107][ T4672]  ? vscnprintf+0x80/0x80
[  165.391453][ T4672]  ? read_word_at_a_time+0xe/0x20
[  165.396471][ T4672]  ? strscpy+0x89/0x220
[  165.400620][ T4672]  gfs2_fill_super+0x1299/0x2750
[  165.405574][ T4672]  ? gfs2_reconfigure+0xcf0/0xcf0
[  165.410614][ T4672]  ? ptr_to_hashval+0x60/0x60
[  165.415290][ T4672]  ? up_write+0x19d/0x580
[  165.419647][ T4672]  ? set_blocksize+0x1ec/0x370
[  165.424409][ T4672]  get_tree_bdev+0x3fe/0x620
[  165.429005][ T4672]  ? gfs2_reconfigure+0xcf0/0xcf0
[  165.434045][ T4672]  gfs2_get_tree+0x50/0x210
[  165.438542][ T4672]  ? bpf_lsm_capable+0x5/0x10
[  165.443213][ T4672]  vfs_get_tree+0x88/0x270
[  165.447624][ T4672]  do_new_mount+0x2ba/0xb40
[  165.452124][ T4672]  ? do_move_mount_old+0x160/0x160
[  165.457233][ T4672]  ? user_path_at_empty+0x12b/0x180
[  165.462427][ T4672]  __se_sys_mount+0x2d5/0x3c0
[  165.467098][ T4672]  ? __x64_sys_mount+0xc0/0xc0
[  165.471851][ T4672]  ? syscall_enter_from_user_mode+0x2e/0x240
[  165.477839][ T4672]  ? lockdep_hardirqs_on+0x94/0x130
[  165.483035][ T4672]  ? __x64_sys_mount+0x1c/0xc0
[  165.487793][ T4672]  do_syscall_64+0x3b/0xb0
[  165.492203][ T4672]  ? clear_bhb_loop+0x15/0x70
[  165.496883][ T4672]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  165.503009][ T4672] RIP: 0033:0x7f21f9d38efa
[  165.507428][ T4672] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  165.527034][ T4672] RSP: 002b:00007f21f8fb6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  165.535450][ T4672] RAX: ffffffffffffffda RBX: 00007f21f8fb6ef0 RCX: 00007f21f9d38efa
[  165.543421][ T4672] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f21f8fb6eb0
[  165.551390][ T4672] RBP: 0000000020000000 R08: 00007f21f8fb6ef0 R09: 0000000000008c1b
[  165.559356][ T4672] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  165.567321][ T4672] R13: 00007f21f8fb6eb0 R14: 000000000001272b R15: 0000000020000240
[  165.575299][ T4672]  </TASK>
[  165.580145][ T4672] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  165.597744][ T4676] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  165.614184][ T4672] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  165.624629][ T4676] CPU: 0 PID: 4676 Comm: syz.4.181 Not tainted 5.15.173-syzkaller #0
[  165.632745][ T4676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  165.642802][ T4676] Call Trace:
[  165.646081][ T4676]  <TASK>
[  165.649034][ T4676]  dump_stack_lvl+0x1e3/0x2d0
[  165.653717][ T4676]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  165.659345][ T4676]  ? panic+0x860/0x860
[  165.663416][ T4676]  ? sysfs_create_dir_ns+0x282/0x390
[  165.668705][ T4676]  sysfs_create_dir_ns+0x2c6/0x390
[  165.673822][ T4676]  ? sysfs_warn_dup+0xa0/0xa0
[  165.678499][ T4676]  ? do_raw_spin_unlock+0x137/0x8b0
[  165.683695][ T4676]  ? kobject_set_name_vargs+0xca/0x110
[  165.689152][ T4676]  kobject_add_internal+0x6e0/0xe00
[  165.694360][ T4676]  kobject_init_and_add+0x120/0x190
[  165.699573][ T4676]  ? lockdep_softirqs_off+0x420/0x420
[  165.704943][ T4676]  ? widen_string+0x3a/0x310
[  165.709541][ T4676]  ? kobject_add+0x210/0x210
[  165.714141][ T4676]  ? __init_swait_queue_head+0xaa/0x140
[  165.719704][ T4676]  gfs2_sys_fs_add+0x237/0x4a0
[  165.724474][ T4676]  ? gfs2_recover_set+0x240/0x240
[  165.729510][ T4676]  ? snprintf+0xd6/0x120
[  165.733758][ T4676]  ? vscnprintf+0x80/0x80
[  165.738091][ T4676]  ? read_word_at_a_time+0xe/0x20
[  165.743116][ T4676]  ? strscpy+0x89/0x220
[  165.747272][ T4676]  gfs2_fill_super+0x1299/0x2750
[  165.752226][ T4676]  ? gfs2_reconfigure+0xcf0/0xcf0
[  165.757248][ T4676]  ? ptr_to_hashval+0x60/0x60
[  165.761921][ T4676]  ? up_write+0x19d/0x580
[  165.766265][ T4676]  ? set_blocksize+0x1ec/0x370
[  165.771047][ T4676]  get_tree_bdev+0x3fe/0x620
[  165.775632][ T4676]  ? gfs2_reconfigure+0xcf0/0xcf0
[  165.780654][ T4676]  gfs2_get_tree+0x50/0x210
[  165.785150][ T4676]  ? bpf_lsm_capable+0x5/0x10
[  165.789855][ T4676]  vfs_get_tree+0x88/0x270
[  165.794272][ T4676]  do_new_mount+0x2ba/0xb40
[  165.798768][ T4676]  ? do_move_mount_old+0x160/0x160
[  165.803871][ T4676]  ? user_path_at_empty+0x12b/0x180
[  165.809070][ T4676]  __se_sys_mount+0x2d5/0x3c0
[  165.813762][ T4676]  ? __x64_sys_mount+0xc0/0xc0
[  165.818521][ T4676]  ? syscall_enter_from_user_mode+0x2e/0x240
[  165.824501][ T4676]  ? lockdep_hardirqs_on+0x94/0x130
[  165.829693][ T4676]  ? __x64_sys_mount+0x1c/0xc0
[  165.834476][ T4676]  do_syscall_64+0x3b/0xb0
[  165.838970][ T4676]  ? clear_bhb_loop+0x15/0x70
[  165.843643][ T4676]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  165.849530][ T4676] RIP: 0033:0x7fc363061efa
[  165.853942][ T4676] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  165.873542][ T4676] RSP: 002b:00007fc3622dfe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  165.881955][ T4676] RAX: ffffffffffffffda RBX: 00007fc3622dfef0 RCX: 00007fc363061efa
[  165.889921][ T4676] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fc3622dfeb0
[  165.897883][ T4676] RBP: 0000000020000000 R08: 00007fc3622dfef0 R09: 0000000000008c1b
[  165.905852][ T4676] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  165.913823][ T4676] R13: 00007fc3622dfeb0 R14: 000000000001272b R15: 0000000020000240
[  165.921817][ T4676]  </TASK>
[  165.944018][ T4676] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  165.984133][ T4676] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  166.081808][ T4676] syz.4.181 (4676): drop_caches: 2
[  166.345001][ T4674] syz.2.182 (4674): drop_caches: 2
[  167.394212][ T4678] loop4: detected capacity change from 0 to 32768
[  167.436904][ T4683] loop1: detected capacity change from 0 to 32768
[  167.462708][ T4684] loop2: detected capacity change from 0 to 32768
[  167.481106][ T4680] loop0: detected capacity change from 0 to 32768
[  167.500433][ T4683] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  167.512768][ T4678] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  167.521977][ T4678] CPU: 0 PID: 4678 Comm: syz.4.184 Not tainted 5.15.173-syzkaller #0
[  167.524332][ T4686] loop3: detected capacity change from 0 to 32768
[  167.530083][ T4678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  167.530099][ T4678] Call Trace:
[  167.530107][ T4678]  <TASK>
[  167.530116][ T4678]  dump_stack_lvl+0x1e3/0x2d0
[  167.530146][ T4678]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  167.530171][ T4678]  ? panic+0x860/0x860
[  167.530199][ T4678]  ? sysfs_create_dir_ns+0x282/0x390
[  167.530229][ T4678]  sysfs_create_dir_ns+0x2c6/0x390
[  167.530256][ T4678]  ? sysfs_warn_dup+0xa0/0xa0
[  167.541151][ T4684] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  167.546727][ T4678]  ? do_raw_spin_unlock+0x137/0x8b0
[  167.546761][ T4678]  ? kobject_set_name_vargs+0xca/0x110
[  167.546791][ T4678]  kobject_add_internal+0x6e0/0xe00
[  167.552232][ T4680] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  167.553004][ T4678]  kobject_init_and_add+0x120/0x190
[  167.619306][ T4678]  ? lockdep_softirqs_off+0x420/0x420
[  167.624702][ T4678]  ? widen_string+0x3a/0x310
[  167.629318][ T4678]  ? kobject_add+0x210/0x210
[  167.633939][ T4678]  ? __init_swait_queue_head+0xaa/0x140
[  167.639505][ T4678]  gfs2_sys_fs_add+0x237/0x4a0
[  167.644288][ T4678]  ? gfs2_recover_set+0x240/0x240
[  167.649340][ T4678]  ? snprintf+0xd6/0x120
[  167.653609][ T4678]  ? vscnprintf+0x80/0x80
[  167.657965][ T4678]  ? read_word_at_a_time+0xe/0x20
[  167.663009][ T4678]  ? strscpy+0x89/0x220
[  167.667192][ T4678]  gfs2_fill_super+0x1299/0x2750
[  167.672177][ T4678]  ? gfs2_reconfigure+0xcf0/0xcf0
[  167.677239][ T4678]  ? ptr_to_hashval+0x60/0x60
[  167.681942][ T4678]  ? up_write+0x19d/0x580
[  167.686305][ T4678]  ? set_blocksize+0x1ec/0x370
[  167.691106][ T4678]  get_tree_bdev+0x3fe/0x620
[  167.695723][ T4678]  ? gfs2_reconfigure+0xcf0/0xcf0
[  167.700767][ T4678]  gfs2_get_tree+0x50/0x210
[  167.705277][ T4678]  ? bpf_lsm_capable+0x5/0x10
[  167.709963][ T4678]  vfs_get_tree+0x88/0x270
[  167.714404][ T4678]  do_new_mount+0x2ba/0xb40
[  167.719028][ T4678]  ? do_move_mount_old+0x160/0x160
[  167.724156][ T4678]  ? user_path_at_empty+0x12b/0x180
[  167.729367][ T4678]  __se_sys_mount+0x2d5/0x3c0
[  167.734075][ T4678]  ? __x64_sys_mount+0xc0/0xc0
[  167.738866][ T4678]  ? syscall_enter_from_user_mode+0x2e/0x240
[  167.744852][ T4678]  ? lockdep_hardirqs_on+0x94/0x130
[  167.750062][ T4678]  ? __x64_sys_mount+0x1c/0xc0
[  167.754828][ T4678]  do_syscall_64+0x3b/0xb0
[  167.759269][ T4678]  ? clear_bhb_loop+0x15/0x70
[  167.763956][ T4678]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  167.769874][ T4678] RIP: 0033:0x7fc363061efa
[  167.774293][ T4678] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  167.783466][ T4683] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  167.795295][ T4678] RSP: 002b:00007fc3622dfe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  167.795329][ T4678] RAX: ffffffffffffffda RBX: 00007fc3622dfef0 RCX: 00007fc363061efa
[  167.795347][ T4678] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fc3622dfeb0
[  167.795363][ T4678] RBP: 0000000020000000 R08: 00007fc3622dfef0 R09: 0000000000008c1b
[  167.836393][ T4678] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  167.844463][ T4678] R13: 00007fc3622dfeb0 R14: 000000000001272b R15: 0000000020000240
[  167.852606][ T4678]  </TASK>
[  167.855643][ T4680] CPU: 1 PID: 4680 Comm: syz.0.183 Not tainted 5.15.173-syzkaller #0
[  167.859369][ T4678] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  167.863755][ T4680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  167.863772][ T4680] Call Trace:
[  167.863781][ T4680]  <TASK>
[  167.863790][ T4680]  dump_stack_lvl+0x1e3/0x2d0
[  167.863824][ T4680]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  167.863849][ T4680]  ? panic+0x860/0x860
[  167.863880][ T4680]  ? sysfs_create_dir_ns+0x282/0x390
[  167.863910][ T4680]  sysfs_create_dir_ns+0x2c6/0x390
[  167.863948][ T4680]  ? sysfs_warn_dup+0xa0/0xa0
[  167.863974][ T4680]  ? do_raw_spin_unlock+0x137/0x8b0
[  167.864000][ T4680]  ? kobject_set_name_vargs+0xca/0x110
[  167.864030][ T4680]  kobject_add_internal+0x6e0/0xe00
[  167.864062][ T4680]  kobject_init_and_add+0x120/0x190
[  167.864086][ T4680]  ? lockdep_softirqs_off+0x420/0x420
[  167.864105][ T4680]  ? widen_string+0x3a/0x310
[  167.864128][ T4680]  ? kobject_add+0x210/0x210
[  167.864156][ T4680]  ? __init_swait_queue_head+0xaa/0x140
[  167.864183][ T4680]  gfs2_sys_fs_add+0x237/0x4a0
[  167.864209][ T4680]  ? gfs2_recover_set+0x240/0x240
[  167.878817][ T4678] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  167.888108][ T4680]  ? snprintf+0xd6/0x120
[  167.888144][ T4680]  ? vscnprintf+0x80/0x80
[  167.888169][ T4680]  ? read_word_at_a_time+0xe/0x20
[  167.995207][ T4680]  ? strscpy+0x89/0x220
[  167.999378][ T4680]  gfs2_fill_super+0x1299/0x2750
[  168.004348][ T4680]  ? gfs2_reconfigure+0xcf0/0xcf0
[  168.009392][ T4680]  ? ptr_to_hashval+0x60/0x60
[  168.014104][ T4680]  ? up_write+0x19d/0x580
[  168.018453][ T4680]  ? set_blocksize+0x1ec/0x370
[  168.023221][ T4680]  get_tree_bdev+0x3fe/0x620
[  168.027813][ T4680]  ? gfs2_reconfigure+0xcf0/0xcf0
[  168.032838][ T4680]  gfs2_get_tree+0x50/0x210
[  168.037380][ T4680]  ? bpf_lsm_capable+0x5/0x10
[  168.042059][ T4680]  vfs_get_tree+0x88/0x270
[  168.046473][ T4680]  do_new_mount+0x2ba/0xb40
[  168.050993][ T4680]  ? do_move_mount_old+0x160/0x160
[  168.056144][ T4680]  ? user_path_at_empty+0x12b/0x180
[  168.061369][ T4680]  __se_sys_mount+0x2d5/0x3c0
[  168.066060][ T4680]  ? __x64_sys_mount+0xc0/0xc0
[  168.070827][ T4680]  ? syscall_enter_from_user_mode+0x2e/0x240
[  168.076813][ T4680]  ? lockdep_hardirqs_on+0x94/0x130
[  168.082016][ T4680]  ? __x64_sys_mount+0x1c/0xc0
[  168.086792][ T4680]  do_syscall_64+0x3b/0xb0
[  168.091212][ T4680]  ? clear_bhb_loop+0x15/0x70
[  168.095888][ T4680]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  168.101784][ T4680] RIP: 0033:0x7f4e1a664efa
[  168.106203][ T4680] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  168.125813][ T4680] RSP: 002b:00007f4e198e2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  168.134228][ T4680] RAX: ffffffffffffffda RBX: 00007f4e198e2ef0 RCX: 00007f4e1a664efa
[  168.142200][ T4680] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4e198e2eb0
[  168.150168][ T4680] RBP: 0000000020000000 R08: 00007f4e198e2ef0 R09: 0000000000008c1b
[  168.158137][ T4680] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  168.166144][ T4680] R13: 00007f4e198e2eb0 R14: 000000000001272b R15: 0000000020000240
[  168.174129][ T4680]  </TASK>
[  168.177345][ T4684] CPU: 0 PID: 4684 Comm: syz.2.186 Not tainted 5.15.173-syzkaller #0
[  168.185446][ T4684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  168.195535][ T4684] Call Trace:
[  168.198838][ T4684]  <TASK>
[  168.201788][ T4684]  dump_stack_lvl+0x1e3/0x2d0
[  168.206583][ T4684]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  168.209012][ T4683] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  168.212249][ T4684]  ? panic+0x860/0x860
[  168.212288][ T4684]  ? sysfs_create_dir_ns+0x282/0x390
[  168.229873][ T4684]  sysfs_create_dir_ns+0x2c6/0x390
[  168.235023][ T4684]  ? sysfs_warn_dup+0xa0/0xa0
[  168.239735][ T4684]  ? do_raw_spin_unlock+0x137/0x8b0
[  168.244977][ T4684]  ? kobject_set_name_vargs+0xca/0x110
[  168.250484][ T4684]  kobject_add_internal+0x6e0/0xe00
[  168.255737][ T4684]  kobject_init_and_add+0x120/0x190
[  168.260975][ T4684]  ? lockdep_softirqs_off+0x420/0x420
[  168.266390][ T4684]  ? widen_string+0x3a/0x310
[  168.271021][ T4684]  ? kobject_add+0x210/0x210
[  168.275660][ T4684]  ? __init_swait_queue_head+0xaa/0x140
[  168.281252][ T4684]  gfs2_sys_fs_add+0x237/0x4a0
[  168.286145][ T4684]  ? gfs2_recover_set+0x240/0x240
[  168.291202][ T4684]  ? snprintf+0xd6/0x120
[  168.295479][ T4684]  ? vscnprintf+0x80/0x80
[  168.299838][ T4684]  ? read_word_at_a_time+0xe/0x20
[  168.305067][ T4684]  ? strscpy+0x89/0x220
[  168.309248][ T4684]  gfs2_fill_super+0x1299/0x2750
[  168.314234][ T4684]  ? gfs2_reconfigure+0xcf0/0xcf0
[  168.314320][ T4683] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  168.319276][ T4684]  ? ptr_to_hashval+0x60/0x60
[  168.319301][ T4684]  ? up_write+0x19d/0x580
[  168.319343][ T4684]  ? set_blocksize+0x1ec/0x370
[  168.340124][ T4680] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  168.341056][ T4684]  get_tree_bdev+0x3fe/0x620
[  168.354936][ T4680] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  168.359337][ T4684]  ? gfs2_reconfigure+0xcf0/0xcf0
[  168.359370][ T4684]  gfs2_get_tree+0x50/0x210
[  168.375983][ T4684]  ? bpf_lsm_capable+0x5/0x10
[  168.380700][ T4684]  vfs_get_tree+0x88/0x270
[  168.385149][ T4684]  do_new_mount+0x2ba/0xb40
2024/11/20 06:22:46 executed programs: 183
[  168.389690][ T4684]  ? do_move_mount_old+0x160/0x160
[  168.394873][ T4684]  ? user_path_at_empty+0x12b/0x180
[  168.400110][ T4684]  __se_sys_mount+0x2d5/0x3c0
[  168.404639][ T4683] syz.1.185 (4683): drop_caches: 2
[  168.404816][ T4684]  ? __x64_sys_mount+0xc0/0xc0
[  168.414701][ T4684]  ? syscall_enter_from_user_mode+0x2e/0x240
[  168.420713][ T4684]  ? lockdep_hardirqs_on+0x94/0x130
[  168.425920][ T4684]  ? __x64_sys_mount+0x1c/0xc0
[  168.430696][ T4684]  do_syscall_64+0x3b/0xb0
[  168.435144][ T4684]  ? clear_bhb_loop+0x15/0x70
[  168.439860][ T4684]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  168.445765][ T4684] RIP: 0033:0x7fb5894aaefa
[  168.450180][ T4684] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  168.469805][ T4684] RSP: 002b:00007fb588728e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  168.478226][ T4684] RAX: ffffffffffffffda RBX: 00007fb588728ef0 RCX: 00007fb5894aaefa
[  168.486325][ T4684] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb588728eb0
[  168.494337][ T4684] RBP: 0000000020000000 R08: 00007fb588728ef0 R09: 0000000000008c1b
[  168.502392][ T4684] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  168.510361][ T4684] R13: 00007fb588728eb0 R14: 000000000001272b R15: 0000000020000240
[  168.518340][ T4684]  </TASK>
[  168.523681][ T4684] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  168.537598][ T4684] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  168.554373][ T4686] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  168.562868][ T4686] CPU: 1 PID: 4686 Comm: syz.3.187 Not tainted 5.15.173-syzkaller #0
[  168.570975][ T4686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  168.581059][ T4686] Call Trace:
[  168.584334][ T4686]  <TASK>
[  168.587263][ T4686]  dump_stack_lvl+0x1e3/0x2d0
[  168.591964][ T4686]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  168.597610][ T4686]  ? panic+0x860/0x860
[  168.601683][ T4686]  ? sysfs_create_dir_ns+0x282/0x390
[  168.606979][ T4686]  sysfs_create_dir_ns+0x2c6/0x390
[  168.612115][ T4686]  ? sysfs_warn_dup+0xa0/0xa0
[  168.616802][ T4686]  ? do_raw_spin_unlock+0x137/0x8b0
[  168.621998][ T4686]  ? kobject_set_name_vargs+0xca/0x110
[  168.627464][ T4686]  kobject_add_internal+0x6e0/0xe00
[  168.632690][ T4686]  kobject_init_and_add+0x120/0x190
[  168.637905][ T4686]  ? lockdep_softirqs_off+0x420/0x420
[  168.643271][ T4686]  ? widen_string+0x3a/0x310
[  168.647864][ T4686]  ? kobject_add+0x210/0x210
[  168.652478][ T4686]  ? __init_swait_queue_head+0xaa/0x140
[  168.658123][ T4686]  gfs2_sys_fs_add+0x237/0x4a0
[  168.662885][ T4686]  ? gfs2_recover_set+0x240/0x240
[  168.667908][ T4686]  ? snprintf+0xd6/0x120
[  168.672170][ T4686]  ? vscnprintf+0x80/0x80
[  168.676493][ T4686]  ? read_word_at_a_time+0xe/0x20
[  168.681513][ T4686]  ? strscpy+0x89/0x220
[  168.685672][ T4686]  gfs2_fill_super+0x1299/0x2750
[  168.690645][ T4686]  ? gfs2_reconfigure+0xcf0/0xcf0
[  168.695689][ T4686]  ? ptr_to_hashval+0x60/0x60
[  168.700382][ T4686]  ? up_write+0x19d/0x580
[  168.704724][ T4686]  ? set_blocksize+0x1ec/0x370
[  168.709492][ T4686]  get_tree_bdev+0x3fe/0x620
[  168.714090][ T4686]  ? gfs2_reconfigure+0xcf0/0xcf0
[  168.719113][ T4686]  gfs2_get_tree+0x50/0x210
[  168.723719][ T4686]  ? bpf_lsm_capable+0x5/0x10
[  168.728402][ T4686]  vfs_get_tree+0x88/0x270
[  168.732856][ T4686]  do_new_mount+0x2ba/0xb40
[  168.737359][ T4686]  ? do_move_mount_old+0x160/0x160
[  168.742475][ T4686]  ? user_path_at_empty+0x12b/0x180
[  168.747690][ T4686]  __se_sys_mount+0x2d5/0x3c0
[  168.752387][ T4686]  ? __x64_sys_mount+0xc0/0xc0
[  168.757146][ T4686]  ? syscall_enter_from_user_mode+0x2e/0x240
[  168.763209][ T4686]  ? lockdep_hardirqs_on+0x94/0x130
[  168.768410][ T4686]  ? __x64_sys_mount+0x1c/0xc0
[  168.773220][ T4686]  do_syscall_64+0x3b/0xb0
[  168.777630][ T4686]  ? clear_bhb_loop+0x15/0x70
[  168.782301][ T4686]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  168.788200][ T4686] RIP: 0033:0x7f21f9d38efa
[  168.792629][ T4686] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  168.812231][ T4686] RSP: 002b:00007f21f8fb6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  168.820645][ T4686] RAX: ffffffffffffffda RBX: 00007f21f8fb6ef0 RCX: 00007f21f9d38efa
[  168.828622][ T4686] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f21f8fb6eb0
[  168.836700][ T4686] RBP: 0000000020000000 R08: 00007f21f8fb6ef0 R09: 0000000000008c1b
[  168.844668][ T4686] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  168.852643][ T4686] R13: 00007f21f8fb6eb0 R14: 000000000001272b R15: 0000000020000240
[  168.860667][ T4686]  </TASK>
[  168.906333][ T4686] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  169.011322][ T4686] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  169.260275][ T4684] syz.2.186 (4684): drop_caches: 2
[  169.274422][ T4680] syz.0.183 (4680): drop_caches: 2
[  169.401274][ T4686] syz.3.187 (4686): drop_caches: 2
[  170.424433][ T4689] loop1: detected capacity change from 0 to 32768
[  170.431645][ T4690] loop4: detected capacity change from 0 to 32768
[  170.452742][ T4694] loop0: detected capacity change from 0 to 32768
[  170.490613][ T4690] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  170.500290][ T4689] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  170.518223][ T4689] CPU: 1 PID: 4689 Comm: syz.1.188 Not tainted 5.15.173-syzkaller #0
[  170.526333][ T4689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  170.536415][ T4689] Call Trace:
[  170.539831][ T4689]  <TASK>
[  170.542789][ T4689]  dump_stack_lvl+0x1e3/0x2d0
[  170.547507][ T4689]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  170.549888][ T4690] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  170.553167][ T4689]  ? panic+0x860/0x860
[  170.553201][ T4689]  ? sysfs_create_dir_ns+0x282/0x390
[  170.553233][ T4689]  sysfs_create_dir_ns+0x2c6/0x390
[  170.575143][ T4689]  ? sysfs_warn_dup+0xa0/0xa0
[  170.579855][ T4689]  ? do_raw_spin_unlock+0x137/0x8b0
[  170.585095][ T4689]  ? kobject_set_name_vargs+0xca/0x110
[  170.590591][ T4689]  kobject_add_internal+0x6e0/0xe00
[  170.595836][ T4689]  kobject_init_and_add+0x120/0x190
[  170.601113][ T4689]  ? lockdep_softirqs_off+0x420/0x420
[  170.601389][ T4690] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 5ms
[  170.606503][ T4689]  ? widen_string+0x3a/0x310
[  170.606530][ T4689]  ? kobject_add+0x210/0x210
[  170.606557][ T4689]  ? __init_swait_queue_head+0xaa/0x140
[  170.606589][ T4689]  gfs2_sys_fs_add+0x237/0x4a0
[  170.606616][ T4689]  ? gfs2_recover_set+0x240/0x240
[  170.606640][ T4689]  ? snprintf+0xd6/0x120
[  170.643604][ T4689]  ? vscnprintf+0x80/0x80
[  170.647962][ T4689]  ? read_word_at_a_time+0xe/0x20
[  170.653005][ T4689]  ? strscpy+0x89/0x220
[  170.657181][ T4689]  gfs2_fill_super+0x1299/0x2750
[  170.662160][ T4689]  ? gfs2_reconfigure+0xcf0/0xcf0
[  170.667207][ T4689]  ? ptr_to_hashval+0x60/0x60
[  170.671918][ T4689]  ? up_write+0x19d/0x580
[  170.676297][ T4689]  ? set_blocksize+0x1ec/0x370
[  170.681098][ T4689]  get_tree_bdev+0x3fe/0x620
[  170.685719][ T4689]  ? gfs2_reconfigure+0xcf0/0xcf0
[  170.690773][ T4689]  gfs2_get_tree+0x50/0x210
[  170.695312][ T4689]  ? bpf_lsm_capable+0x5/0x10
[  170.700019][ T4689]  vfs_get_tree+0x88/0x270
[  170.704469][ T4689]  do_new_mount+0x2ba/0xb40
[  170.709003][ T4689]  ? do_move_mount_old+0x160/0x160
[  170.714143][ T4689]  ? user_path_at_empty+0x12b/0x180
[  170.719378][ T4689]  __se_sys_mount+0x2d5/0x3c0
[  170.724107][ T4689]  ? __x64_sys_mount+0xc0/0xc0
[  170.728906][ T4689]  ? syscall_enter_from_user_mode+0x2e/0x240
[  170.734925][ T4689]  ? lockdep_hardirqs_on+0x94/0x130
[  170.740163][ T4689]  ? __x64_sys_mount+0x1c/0xc0
[  170.744963][ T4689]  do_syscall_64+0x3b/0xb0
[  170.749408][ T4689]  ? clear_bhb_loop+0x15/0x70
[  170.754117][ T4689]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  170.760066][ T4689] RIP: 0033:0x7f3ff997fefa
[  170.764512][ T4689] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  170.784143][ T4689] RSP: 002b:00007f3ff8bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  170.792592][ T4689] RAX: ffffffffffffffda RBX: 00007f3ff8bfdef0 RCX: 00007f3ff997fefa
[  170.800592][ T4689] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3ff8bfdeb0
[  170.808591][ T4689] RBP: 0000000020000000 R08: 00007f3ff8bfdef0 R09: 0000000000008c1b
[  170.811496][ T4696] loop3: detected capacity change from 0 to 32768
[  170.816584][ T4689] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  170.816604][ T4689] R13: 00007f3ff8bfdeb0 R14: 000000000001272b R15: 0000000020000240
[  170.816635][ T4689]  </TASK>
[  170.818109][ T4694] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  170.848077][ T4692] loop2: detected capacity change from 0 to 32768
[  170.854553][ T4694] CPU: 1 PID: 4694 Comm: syz.0.191 Not tainted 5.15.173-syzkaller #0
[  170.865303][ T4694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  170.875379][ T4694] Call Trace:
[  170.878682][ T4694]  <TASK>
[  170.881637][ T4694]  dump_stack_lvl+0x1e3/0x2d0
[  170.886346][ T4694]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  170.892010][ T4694]  ? panic+0x860/0x860
[  170.896116][ T4694]  ? sysfs_create_dir_ns+0x282/0x390
[  170.901432][ T4694]  sysfs_create_dir_ns+0x2c6/0x390
[  170.906584][ T4694]  ? sysfs_warn_dup+0xa0/0xa0
[  170.911288][ T4694]  ? do_raw_spin_unlock+0x137/0x8b0
[  170.913672][ T4690] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  170.916507][ T4694]  ? kobject_set_name_vargs+0xca/0x110
[  170.916538][ T4694]  kobject_add_internal+0x6e0/0xe00
[  170.916570][ T4694]  kobject_init_and_add+0x120/0x190
[  170.916593][ T4694]  ? lockdep_softirqs_off+0x420/0x420
[  170.916614][ T4694]  ? widen_string+0x3a/0x310
[  170.916638][ T4694]  ? kobject_add+0x210/0x210
[  170.916663][ T4694]  ? __init_swait_queue_head+0xaa/0x140
[  170.916690][ T4694]  gfs2_sys_fs_add+0x237/0x4a0
[  170.916717][ T4694]  ? gfs2_recover_set+0x240/0x240
[  170.916742][ T4694]  ? snprintf+0xd6/0x120
[  170.916767][ T4694]  ? vscnprintf+0x80/0x80
[  170.934347][ T4689] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  170.935203][ T4694]  ? read_word_at_a_time+0xe/0x20
[  170.935235][ T4694]  ? strscpy+0x89/0x220
[  170.935261][ T4694]  gfs2_fill_super+0x1299/0x2750
[  170.935306][ T4694]  ? gfs2_reconfigure+0xcf0/0xcf0
[  170.935331][ T4694]  ? ptr_to_hashval+0x60/0x60
[  170.935353][ T4694]  ? up_write+0x19d/0x580
[  170.935396][ T4694]  ? set_blocksize+0x1ec/0x370
[  170.935427][ T4694]  get_tree_bdev+0x3fe/0x620
[  170.935459][ T4694]  ? gfs2_reconfigure+0xcf0/0xcf0
[  170.935486][ T4694]  gfs2_get_tree+0x50/0x210
[  170.935509][ T4694]  ? bpf_lsm_capable+0x5/0x10
[  170.935536][ T4694]  vfs_get_tree+0x88/0x270
[  170.935558][ T4694]  do_new_mount+0x2ba/0xb40
[  170.935584][ T4694]  ? do_move_mount_old+0x160/0x160
[  170.935611][ T4694]  ? user_path_at_empty+0x12b/0x180
[  170.935640][ T4694]  __se_sys_mount+0x2d5/0x3c0
[  170.951852][ T4689] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  170.955386][ T4694]  ? __x64_sys_mount+0xc0/0xc0
[  170.955443][ T4694]  ? syscall_enter_from_user_mode+0x2e/0x240
[  171.086218][ T4694]  ? lockdep_hardirqs_on+0x94/0x130
[  171.091431][ T4694]  ? __x64_sys_mount+0x1c/0xc0
[  171.096202][ T4694]  do_syscall_64+0x3b/0xb0
[  171.100619][ T4694]  ? clear_bhb_loop+0x15/0x70
[  171.105293][ T4694]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  171.111186][ T4694] RIP: 0033:0x7f4e1a664efa
[  171.115600][ T4694] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  171.135213][ T4694] RSP: 002b:00007f4e198e2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  171.143669][ T4694] RAX: ffffffffffffffda RBX: 00007f4e198e2ef0 RCX: 00007f4e1a664efa
[  171.151739][ T4694] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4e198e2eb0
[  171.159713][ T4694] RBP: 0000000020000000 R08: 00007f4e198e2ef0 R09: 0000000000008c1b
[  171.167684][ T4694] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  171.175654][ T4694] R13: 00007f4e198e2eb0 R14: 000000000001272b R15: 0000000020000240
[  171.183642][ T4694]  </TASK>
[  171.189690][ T4694] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  171.204308][ T4694] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  171.207952][ T4690] syz.4.189 (4690): drop_caches: 2
[  171.227527][ T4696] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  171.235548][ T4696] CPU: 0 PID: 4696 Comm: syz.3.192 Not tainted 5.15.173-syzkaller #0
[  171.243638][ T4696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  171.253721][ T4696] Call Trace:
[  171.257018][ T4696]  <TASK>
[  171.259971][ T4696]  dump_stack_lvl+0x1e3/0x2d0
[  171.264682][ T4696]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  171.270389][ T4696]  ? panic+0x860/0x860
[  171.272312][ T4692] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  171.274503][ T4696]  ? sysfs_create_dir_ns+0x282/0x390
[  171.284186][ T4692] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  171.289133][ T4696]  sysfs_create_dir_ns+0x2c6/0x390
[  171.289163][ T4696]  ? sysfs_warn_dup+0xa0/0xa0
[  171.289205][ T4696]  ? do_raw_spin_unlock+0x137/0x8b0
[  171.289229][ T4696]  ? kobject_set_name_vargs+0xca/0x110
[  171.289257][ T4696]  kobject_add_internal+0x6e0/0xe00
[  171.289288][ T4696]  kobject_init_and_add+0x120/0x190
[  171.289312][ T4696]  ? lockdep_softirqs_off+0x420/0x420
[  171.289332][ T4696]  ? widen_string+0x3a/0x310
[  171.289355][ T4696]  ? kobject_add+0x210/0x210
[  171.289381][ T4696]  ? __init_swait_queue_head+0xaa/0x140
[  171.289415][ T4696]  gfs2_sys_fs_add+0x237/0x4a0
[  171.289442][ T4696]  ? gfs2_recover_set+0x240/0x240
[  171.289466][ T4696]  ? snprintf+0xd6/0x120
[  171.289492][ T4696]  ? vscnprintf+0x80/0x80
[  171.289516][ T4696]  ? read_word_at_a_time+0xe/0x20
[  171.289539][ T4696]  ? strscpy+0x89/0x220
[  171.289566][ T4696]  gfs2_fill_super+0x1299/0x2750
[  171.289610][ T4696]  ? gfs2_reconfigure+0xcf0/0xcf0
[  171.316774][ T4692] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  171.317468][ T4696]  ? ptr_to_hashval+0x60/0x60
[  171.398338][ T4696]  ? up_write+0x19d/0x580
[  171.402721][ T4696]  ? set_blocksize+0x1ec/0x370
[  171.407515][ T4696]  get_tree_bdev+0x3fe/0x620
[  171.412126][ T4696]  ? gfs2_reconfigure+0xcf0/0xcf0
[  171.417174][ T4696]  gfs2_get_tree+0x50/0x210
[  171.418677][ T4692] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  171.421688][ T4696]  ? bpf_lsm_capable+0x5/0x10
[  171.421720][ T4696]  vfs_get_tree+0x88/0x270
[  171.438602][ T4696]  do_new_mount+0x2ba/0xb40
[  171.443141][ T4696]  ? do_move_mount_old+0x160/0x160
[  171.446525][ T4692] syz.2.190 (4692): drop_caches: 2
[  171.448278][ T4696]  ? user_path_at_empty+0x12b/0x180
[  171.448310][ T4696]  __se_sys_mount+0x2d5/0x3c0
[  171.448338][ T4696]  ? __x64_sys_mount+0xc0/0xc0
[  171.448361][ T4696]  ? syscall_enter_from_user_mode+0x2e/0x240
[  171.448387][ T4696]  ? lockdep_hardirqs_on+0x94/0x130
[  171.448422][ T4696]  ? __x64_sys_mount+0x1c/0xc0
[  171.448446][ T4696]  do_syscall_64+0x3b/0xb0
[  171.448468][ T4696]  ? clear_bhb_loop+0x15/0x70
[  171.448491][ T4696]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  171.448517][ T4696] RIP: 0033:0x7f21f9d38efa
[  171.448540][ T4696] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  171.448560][ T4696] RSP: 002b:00007f21f8fb6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  171.448585][ T4696] RAX: ffffffffffffffda RBX: 00007f21f8fb6ef0 RCX: 00007f21f9d38efa
[  171.448602][ T4696] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f21f8fb6eb0
[  171.448618][ T4696] RBP: 0000000020000000 R08: 00007f21f8fb6ef0 R09: 0000000000008c1b
[  171.448634][ T4696] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  171.448649][ T4696] R13: 00007f21f8fb6eb0 R14: 000000000001272b R15: 0000000020000240
[  171.448680][ T4696]  </TASK>
[  171.459509][ T4696] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  171.459533][ T4696] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  171.889989][ T4689] syz.1.188 (4689): drop_caches: 2
[  171.989944][ T4696] syz.3.192 (4696): drop_caches: 2
[  172.025797][ T4694] syz.0.191 (4694): drop_caches: 2
[  173.133459][ T4704] loop4: detected capacity change from 0 to 32768
[  173.140988][ T4698] loop1: detected capacity change from 0 to 32768
[  173.159537][ T4701] loop0: detected capacity change from 0 to 32768
[  173.179552][ T4706] loop2: detected capacity change from 0 to 32768
[  173.182169][ T4702] loop3: detected capacity change from 0 to 32768
[  173.200202][ T4704] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum"
[  173.210894][ T4704] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)...
[  173.214781][ T4706] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  173.227354][ T4701] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  173.235364][ T4701] CPU: 0 PID: 4701 Comm: syz.0.197 Not tainted 5.15.173-syzkaller #0
[  173.238247][ T4704] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms
[  173.243447][ T4701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  173.253541][ T4702] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  173.261749][ T4701] Call Trace:
[  173.261762][ T4701]  <TASK>
[  173.261771][ T4701]  dump_stack_lvl+0x1e3/0x2d0
[  173.261803][ T4701]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  173.286289][ T4701]  ? panic+0x860/0x860
[  173.290393][ T4701]  ? sysfs_create_dir_ns+0x282/0x390
[  173.295709][ T4701]  sysfs_create_dir_ns+0x2c6/0x390
[  173.300941][ T4701]  ? sysfs_warn_dup+0xa0/0xa0
[  173.305643][ T4701]  ? do_raw_spin_unlock+0x137/0x8b0
[  173.310871][ T4701]  ? kobject_set_name_vargs+0xca/0x110
[  173.316354][ T4701]  kobject_add_internal+0x6e0/0xe00
[  173.321588][ T4701]  kobject_init_and_add+0x120/0x190
[  173.326831][ T4701]  ? lockdep_softirqs_off+0x420/0x420
[  173.332228][ T4701]  ? widen_string+0x3a/0x310
[  173.336843][ T4701]  ? kobject_add+0x210/0x210
[  173.341467][ T4701]  ? __init_swait_queue_head+0xaa/0x140
[  173.347037][ T4701]  gfs2_sys_fs_add+0x237/0x4a0
[  173.351835][ T4701]  ? gfs2_recover_set+0x240/0x240
[  173.356879][ T4701]  ? snprintf+0xd6/0x120
[  173.361150][ T4701]  ? vscnprintf+0x80/0x80
[  173.365510][ T4701]  ? read_word_at_a_time+0xe/0x20
[  173.370564][ T4701]  ? strscpy+0x89/0x220
[  173.374745][ T4701]  gfs2_fill_super+0x1299/0x2750
[  173.379719][ T4701]  ? gfs2_reconfigure+0xcf0/0xcf0
[  173.384772][ T4701]  ? ptr_to_hashval+0x60/0x60
[  173.389463][ T4701]  ? up_write+0x19d/0x580
[  173.393839][ T4701]  ? set_blocksize+0x1ec/0x370
[  173.398583][ T4698] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  173.398629][ T4701]  get_tree_bdev+0x3fe/0x620
[  173.411174][ T4701]  ? gfs2_reconfigure+0xcf0/0xcf0
[  173.416226][ T4701]  gfs2_get_tree+0x50/0x210
[  173.420766][ T4701]  ? bpf_lsm_capable+0x5/0x10
[  173.425463][ T4701]  vfs_get_tree+0x88/0x270
[  173.429902][ T4701]  do_new_mount+0x2ba/0xb40
[  173.434438][ T4701]  ? do_move_mount_old+0x160/0x160
[  173.439579][ T4701]  ? user_path_at_empty+0x12b/0x180
[  173.444840][ T4701]  __se_sys_mount+0x2d5/0x3c0
[  173.449549][ T4701]  ? __x64_sys_mount+0xc0/0xc0
[  173.454338][ T4701]  ? syscall_enter_from_user_mode+0x2e/0x240
[  173.460342][ T4701]  ? lockdep_hardirqs_on+0x94/0x130
[  173.465556][ T4701]  ? __x64_sys_mount+0x1c/0xc0
[  173.470329][ T4701]  do_syscall_64+0x3b/0xb0
[  173.474754][ T4701]  ? clear_bhb_loop+0x15/0x70
[  173.479452][ T4701]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  173.485370][ T4701] RIP: 0033:0x7f4e1a664efa
[  173.489819][ T4701] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  173.509456][ T4701] RSP: 002b:00007f4e198e2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  173.517907][ T4701] RAX: ffffffffffffffda RBX: 00007f4e198e2ef0 RCX: 00007f4e1a664efa
[  173.525906][ T4701] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4e198e2eb0
[  173.533989][ T4701] RBP: 0000000020000000 R08: 00007f4e198e2ef0 R09: 0000000000008c1b
[  173.541989][ T4701] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  173.549984][ T4701] R13: 00007f4e198e2eb0 R14: 000000000001272b R15: 0000000020000240
[  173.557991][ T4701]  </TASK>
[  173.561035][ T4698] CPU: 1 PID: 4698 Comm: syz.1.195 Not tainted 5.15.173-syzkaller #0
[  173.569137][ T4698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  173.579215][ T4698] Call Trace:
[  173.582503][ T4698]  <TASK>
[  173.585451][ T4698]  dump_stack_lvl+0x1e3/0x2d0
[  173.590152][ T4698]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  173.595788][ T4698]  ? panic+0x860/0x860
[  173.599867][ T4698]  ? sysfs_create_dir_ns+0x282/0x390
[  173.605167][ T4698]  sysfs_create_dir_ns+0x2c6/0x390
[  173.610286][ T4698]  ? sysfs_warn_dup+0xa0/0xa0
[  173.614968][ T4698]  ? do_raw_spin_unlock+0x137/0x8b0
[  173.620173][ T4698]  ? kobject_set_name_vargs+0xca/0x110
[  173.625651][ T4698]  kobject_add_internal+0x6e0/0xe00
[  173.630869][ T4698]  kobject_init_and_add+0x120/0x190
[  173.636104][ T4698]  ? lockdep_softirqs_off+0x420/0x420
[  173.641498][ T4698]  ? widen_string+0x3a/0x310
[  173.646132][ T4698]  ? kobject_add+0x210/0x210
[  173.650762][ T4698]  ? __init_swait_queue_head+0xaa/0x140
[  173.656337][ T4698]  gfs2_sys_fs_add+0x237/0x4a0
[  173.661118][ T4698]  ? gfs2_recover_set+0x240/0x240
[  173.666144][ T4698]  ? snprintf+0xd6/0x120
[  173.670404][ T4698]  ? vscnprintf+0x80/0x80
[  173.674778][ T4698]  ? read_word_at_a_time+0xe/0x20
[  173.679837][ T4698]  ? strscpy+0x89/0x220
[  173.684021][ T4698]  gfs2_fill_super+0x1299/0x2750
[  173.689019][ T4698]  ? gfs2_reconfigure+0xcf0/0xcf0
[  173.694216][ T4698]  ? ptr_to_hashval+0x60/0x60
[  173.698909][ T4698]  ? up_write+0x19d/0x580
[  173.703275][ T4698]  ? set_blocksize+0x1ec/0x370
[  173.708053][ T4698]  get_tree_bdev+0x3fe/0x620
[  173.712652][ T4698]  ? gfs2_reconfigure+0xcf0/0xcf0
[  173.717710][ T4698]  gfs2_get_tree+0x50/0x210
[  173.722252][ T4698]  ? bpf_lsm_capable+0x5/0x10
[  173.726938][ T4698]  vfs_get_tree+0x88/0x270
[  173.731363][ T4698]  do_new_mount+0x2ba/0xb40
[  173.735875][ T4698]  ? do_move_mount_old+0x160/0x160
[  173.741002][ T4698]  ? user_path_at_empty+0x12b/0x180
[  173.746231][ T4698]  __se_sys_mount+0x2d5/0x3c0
[  173.750935][ T4698]  ? __x64_sys_mount+0xc0/0xc0
[  173.755744][ T4698]  ? syscall_enter_from_user_mode+0x2e/0x240
[  173.761732][ T4698]  ? lockdep_hardirqs_on+0x94/0x130
[  173.766983][ T4698]  ? __x64_sys_mount+0x1c/0xc0
[  173.771756][ T4698]  do_syscall_64+0x3b/0xb0
[  173.776173][ T4698]  ? clear_bhb_loop+0x15/0x70
[  173.780859][ T4698]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  173.786761][ T4698] RIP: 0033:0x7f3ff997fefa
[  173.787737][ T4704] gfs2: fsid=statfs_quantum.s: first mount done, others may mount
[  173.791187][ T4698] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  173.818591][ T4698] RSP: 002b:00007f3ff8bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  173.827027][ T4698] RAX: ffffffffffffffda RBX: 00007f3ff8bfdef0 RCX: 00007f3ff997fefa
[  173.835119][ T4698] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3ff8bfdeb0
[  173.843107][ T4698] RBP: 0000000020000000 R08: 00007f3ff8bfdef0 R09: 0000000000008c1b
[  173.851090][ T4698] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  173.859065][ T4698] R13: 00007f3ff8bfdeb0 R14: 000000000001272b R15: 0000000020000240
[  173.867065][ T4698]  </TASK>
[  173.870088][ T4706] CPU: 0 PID: 4706 Comm: syz.2.194 Not tainted 5.15.173-syzkaller #0
[  173.878179][ T4706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  173.888265][ T4706] Call Trace:
[  173.891559][ T4706]  <TASK>
[  173.894503][ T4706]  dump_stack_lvl+0x1e3/0x2d0
[  173.899212][ T4706]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  173.904889][ T4706]  ? panic+0x860/0x860
[  173.909150][ T4706]  ? sysfs_create_dir_ns+0x282/0x390
[  173.913342][ T4698] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  173.914480][ T4706]  sysfs_create_dir_ns+0x2c6/0x390
[  173.933477][ T4706]  ? sysfs_warn_dup+0xa0/0xa0
[  173.938188][ T4706]  ? do_raw_spin_unlock+0x137/0x8b0
[  173.943424][ T4706]  ? kobject_set_name_vargs+0xca/0x110
[  173.944861][ T4698] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  173.948909][ T4706]  kobject_add_internal+0x6e0/0xe00
[  173.948944][ T4706]  kobject_init_and_add+0x120/0x190
[  173.948968][ T4706]  ? lockdep_softirqs_off+0x420/0x420
[  173.948989][ T4706]  ? widen_string+0x3a/0x310
[  173.949014][ T4706]  ? kobject_add+0x210/0x210
[  173.962393][ T4707] syz.4.193 (4707): drop_caches: 2
[  173.966503][ T4706]  ? __init_swait_queue_head+0xaa/0x140
[  173.966534][ T4706]  gfs2_sys_fs_add+0x237/0x4a0
[  173.966560][ T4706]  ? gfs2_recover_set+0x240/0x240
[  173.966584][ T4706]  ? snprintf+0xd6/0x120
[  173.966610][ T4706]  ? vscnprintf+0x80/0x80
[  174.010084][ T4706]  ? read_word_at_a_time+0xe/0x20
[  174.015120][ T4706]  ? strscpy+0x89/0x220
[  174.019305][ T4706]  gfs2_fill_super+0x1299/0x2750
[  174.024286][ T4706]  ? gfs2_reconfigure+0xcf0/0xcf0
[  174.029338][ T4706]  ? ptr_to_hashval+0x60/0x60
[  174.034015][ T4706]  ? up_write+0x19d/0x580
[  174.038362][ T4706]  ? set_blocksize+0x1ec/0x370
[  174.043132][ T4706]  get_tree_bdev+0x3fe/0x620
[  174.047721][ T4706]  ? gfs2_reconfigure+0xcf0/0xcf0
[  174.052747][ T4706]  gfs2_get_tree+0x50/0x210
[  174.057250][ T4706]  ? bpf_lsm_capable+0x5/0x10
[  174.061931][ T4706]  vfs_get_tree+0x88/0x270
[  174.066346][ T4706]  do_new_mount+0x2ba/0xb40
[  174.070862][ T4706]  ? do_move_mount_old+0x160/0x160
[  174.075973][ T4706]  ? user_path_at_empty+0x12b/0x180
[  174.081210][ T4706]  __se_sys_mount+0x2d5/0x3c0
[  174.085889][ T4706]  ? __x64_sys_mount+0xc0/0xc0
[  174.090649][ T4706]  ? syscall_enter_from_user_mode+0x2e/0x240
[  174.096631][ T4706]  ? lockdep_hardirqs_on+0x94/0x130
[  174.101832][ T4706]  ? __x64_sys_mount+0x1c/0xc0
[  174.106598][ T4706]  do_syscall_64+0x3b/0xb0
[  174.111015][ T4706]  ? clear_bhb_loop+0x15/0x70
[  174.115692][ T4706]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  174.121585][ T4706] RIP: 0033:0x7fb5894aaefa
[  174.126001][ T4706] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  174.145609][ T4706] RSP: 002b:00007fb588728e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  174.154026][ T4706] RAX: ffffffffffffffda RBX: 00007fb588728ef0 RCX: 00007fb5894aaefa
[  174.161999][ T4706] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb588728eb0
[  174.169982][ T4706] RBP: 0000000020000000 R08: 00007fb588728ef0 R09: 0000000000008c1b
[  174.177952][ T4706] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  174.186006][ T4706] R13: 00007fb588728eb0 R14: 000000000001272b R15: 0000000020000240
[  174.194023][ T4706]  </TASK>
[  174.211222][ T4701] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  174.212414][ T4702] CPU: 0 PID: 4702 Comm: syz.3.196 Not tainted 5.15.173-syzkaller #0
[  174.228473][ T4701] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  174.233129][ T4702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  174.242372][ T4706] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  174.250286][ T4702] Call Trace:
[  174.250296][ T4702]  <TASK>
[  174.250304][ T4702]  dump_stack_lvl+0x1e3/0x2d0
[  174.250337][ T4702]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  174.271110][ T4706] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2024/11/20 06:22:52 executed programs: 193
[  174.274887][ T4702]  ? panic+0x860/0x860
[  174.274924][ T4702]  ? sysfs_create_dir_ns+0x282/0x390
[  174.274954][ T4702]  sysfs_create_dir_ns+0x2c6/0x390
[  174.302112][ T4702]  ? sysfs_warn_dup+0xa0/0xa0
[  174.306799][ T4702]  ? do_raw_spin_unlock+0x137/0x8b0
[  174.312016][ T4702]  ? kobject_set_name_vargs+0xca/0x110
[  174.317503][ T4702]  kobject_add_internal+0x6e0/0xe00
[  174.322742][ T4702]  kobject_init_and_add+0x120/0x190
[  174.327947][ T4702]  ? lockdep_softirqs_off+0x420/0x420
[  174.333313][ T4702]  ? widen_string+0x3a/0x310
[  174.337901][ T4702]  ? kobject_add+0x210/0x210
[  174.342512][ T4702]  ? __init_swait_queue_head+0xaa/0x140
[  174.348054][ T4702]  gfs2_sys_fs_add+0x237/0x4a0
[  174.352816][ T4702]  ? gfs2_recover_set+0x240/0x240
[  174.357962][ T4702]  ? snprintf+0xd6/0x120
[  174.362336][ T4702]  ? vscnprintf+0x80/0x80
[  174.366686][ T4702]  ? read_word_at_a_time+0xe/0x20
[  174.371713][ T4702]  ? strscpy+0x89/0x220
[  174.375868][ T4702]  gfs2_fill_super+0x1299/0x2750
[  174.380818][ T4702]  ? gfs2_reconfigure+0xcf0/0xcf0
[  174.385840][ T4702]  ? ptr_to_hashval+0x60/0x60
[  174.390511][ T4702]  ? up_write+0x19d/0x580
[  174.394849][ T4702]  ? set_blocksize+0x1ec/0x370
[  174.399641][ T4702]  get_tree_bdev+0x3fe/0x620
[  174.404226][ T4702]  ? gfs2_reconfigure+0xcf0/0xcf0
[  174.409257][ T4702]  gfs2_get_tree+0x50/0x210
[  174.413780][ T4702]  ? bpf_lsm_capable+0x5/0x10
[  174.418493][ T4702]  vfs_get_tree+0x88/0x270
[  174.422934][ T4702]  do_new_mount+0x2ba/0xb40
[  174.427481][ T4702]  ? do_move_mount_old+0x160/0x160
[  174.432597][ T4702]  ? user_path_at_empty+0x12b/0x180
[  174.437796][ T4702]  __se_sys_mount+0x2d5/0x3c0
[  174.442475][ T4702]  ? __x64_sys_mount+0xc0/0xc0
[  174.447235][ T4702]  ? syscall_enter_from_user_mode+0x2e/0x240
[  174.453217][ T4702]  ? lockdep_hardirqs_on+0x94/0x130
[  174.458427][ T4702]  ? __x64_sys_mount+0x1c/0xc0
[  174.463210][ T4702]  do_syscall_64+0x3b/0xb0
[  174.467640][ T4702]  ? clear_bhb_loop+0x15/0x70
[  174.472314][ T4702]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  174.478200][ T4702] RIP: 0033:0x7f21f9d38efa
[  174.482617][ T4702] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
[  174.502232][ T4702] RSP: 002b:00007f21f8fb6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  174.510658][ T4702] RAX: ffffffffffffffda RBX: 00007f21f8fb6ef0 RCX: 00007f21f9d38efa
[  174.518649][ T4702] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f21f8fb6eb0
[  174.526626][ T4702] RBP: 0000000020000000 R08: 00007f21f8fb6ef0 R09: 0000000000008c1b
[  174.534600][ T4702] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  174.542567][ T4702] R13: 00007f21f8fb6eb0 R14: 000000000001272b R15: 0000000020000240
[  174.550547][ T4702]  </TASK>
[  174.556124][ T4702] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  174.570242][ T4702] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  174.804585][ T4706] ==================================================================
[  174.812965][ T4706] BUG: KASAN: use-after-free in gfs2_qd_shrink_scan+0x63d/0x860
[  174.820632][ T4706] Write of size 4 at addr ffff88802bfc4a70 by task syz.2.194/4706
[  174.828457][ T4706] 
[  174.830797][ T4706] CPU: 1 PID: 4706 Comm: syz.2.194 Not tainted 5.15.173-syzkaller #0
[  174.838874][ T4706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  174.848950][ T4706] Call Trace:
[  174.852245][ T4706]  <TASK>
[  174.855196][ T4706]  dump_stack_lvl+0x1e3/0x2d0
[  174.859905][ T4706]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  174.865558][ T4706]  ? _printk+0xd1/0x120
[  174.869742][ T4706]  ? __wake_up_klogd+0xcc/0x100
[  174.874614][ T4706]  ? panic+0x860/0x860
[  174.878705][ T4706]  ? _raw_spin_lock_irqsave+0xdd/0x120
[  174.884193][ T4706]  print_address_description+0x63/0x3b0
[  174.889769][ T4706]  ? gfs2_qd_shrink_scan+0x63d/0x860
[  174.893399][ T4701] syz.0.197 (4701): drop_caches: 2
[  174.895073][ T4706]  kasan_report+0x16b/0x1c0
[  174.904683][ T4706]  ? gfs2_qd_shrink_scan+0x63d/0x860
[  174.909998][ T4706]  kasan_check_range+0x27e/0x290
[  174.914955][ T4706]  gfs2_qd_shrink_scan+0x63d/0x860
[  174.920101][ T4706]  ? gfs2_qd_shrink_count+0x100/0x100
[  174.925528][ T4706]  do_shrink_slab+0x542/0xda0
[  174.930255][ T4706]  shrink_slab+0x233/0x960
[  174.934446][ T4702] syz.3.196 (4702): drop_caches: 2
[  174.934708][ T4706]  ? __lock_acquire+0x1ff0/0x1ff0
[  174.944831][ T4706]  ? drop_slab_node+0x180/0x180
[  174.948317][ T4698] syz.1.195 (4698): drop_caches: 2
[  174.949765][ T4706]  ? mem_cgroup_iter+0x3b4/0x520
[  174.959791][ T4706]  drop_slab_node+0xed/0x180
[  174.964417][ T4706]  drop_slab+0x8b/0x120
[  174.968603][ T4706]  drop_caches_sysctl_handler+0xb3/0x160
[  174.974262][ T4706]  ? cn_vprintf+0x450/0x450
[  174.978792][ T4706]  proc_sys_call_handler+0x541/0x8a0
[  174.984121][ T4706]  ? proc_sys_open+0x270/0x270
[  174.988920][ T4706]  ? aa_path_link+0xea0/0xea0
[  174.993645][ T4706]  do_iter_readv_writev+0x594/0x7a0
[  174.998962][ T4706]  ? generic_file_rw_checks+0x260/0x260
[  175.004543][ T4706]  ? common_file_perm+0x17d/0x1d0
[  175.009603][ T4706]  ? fsnotify_perm+0x64/0x590
[  175.014311][ T4706]  ? security_file_permission+0x75/0xa0
[  175.019896][ T4706]  do_iter_write+0x1e6/0x760
[  175.024540][ T4706]  do_writev+0x281/0x470
[  175.028947][ T4706]  ? do_readv+0x460/0x460
[  175.033333][ T4706]  ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[  175.039363][ T4706]  ? vtime_user_exit+0x2d1/0x400
[  175.044352][ T4706]  ? syscall_enter_from_user_mode+0x2e/0x240
[  175.050417][ T4706]  ? lockdep_hardirqs_on+0x94/0x130
[  175.055656][ T4706]  ? syscall_enter_from_user_mode+0x2e/0x240
[  175.061677][ T4706]  do_syscall_64+0x3b/0xb0
[  175.066132][ T4706]  ? clear_bhb_loop+0x15/0x70
[  175.070841][ T4706]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  175.076770][ T4706] RIP: 0033:0x7fb5894a9759
[  175.081213][ T4706] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  175.100848][ T4706] RSP: 002b:00007fb588729038 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
[  175.109301][ T4706] RAX: ffffffffffffffda RBX: 00007fb589660f80 RCX: 00007fb5894a9759
[  175.117316][ T4706] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[  175.125322][ T4706] RBP: 00007fb58951c75e R08: 0000000000000000 R09: 0000000000000000
[  175.133352][ T4706] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  175.141373][ T4706] R13: 0000000000000000 R14: 00007fb589660f80 R15: 00007ffe94b074e8
[  175.149403][ T4706]  </TASK>
[  175.152495][ T4706] 
[  175.154833][ T4706] Allocated by task 4704:
[  175.159172][ T4706]  ____kasan_kmalloc+0xba/0xf0
[  175.163969][ T4706]  kmem_cache_alloc_trace+0x143/0x290
[  175.169379][ T4706]  gfs2_fill_super+0x15a/0x2750
[  175.174279][ T4706]  get_tree_bdev+0x3fe/0x620
[  175.178896][ T4706]  gfs2_get_tree+0x50/0x210
[  175.183432][ T4706]  vfs_get_tree+0x88/0x270
[  175.187899][ T4706]  do_new_mount+0x2ba/0xb40
[  175.192436][ T4706]  __se_sys_mount+0x2d5/0x3c0
[  175.197138][ T4706]  do_syscall_64+0x3b/0xb0
[  175.201579][ T4706]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  175.207500][ T4706] 
[  175.209835][ T4706] Freed by task 4272:
[  175.213823][ T4706]  kasan_set_track+0x4b/0x80
[  175.218441][ T4706]  kasan_set_free_info+0x1f/0x40
[  175.223431][ T4706]  ____kasan_slab_free+0xd8/0x120
[  175.228495][ T4706]  slab_free_freelist_hook+0xdd/0x160
[  175.233905][ T4706]  kfree+0xf1/0x270
[  175.237738][ T4706]  generic_shutdown_super+0x130/0x310
[  175.243170][ T4706]  kill_block_super+0x7a/0xe0
[  175.247883][ T4706]  deactivate_locked_super+0xa0/0x110
[  175.253279][ T4706]  cleanup_mnt+0x44e/0x500
[  175.257712][ T4706]  task_work_run+0x129/0x1a0
[  175.262319][ T4706]  exit_to_user_mode_loop+0x106/0x130
[  175.267703][ T4706]  exit_to_user_mode_prepare+0xb1/0x140
[  175.273262][ T4706]  syscall_exit_to_user_mode+0x5d/0x240
[  175.278824][ T4706]  do_syscall_64+0x47/0xb0
[  175.283258][ T4706]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  175.289166][ T4706] 
[  175.291496][ T4706] The buggy address belongs to the object at ffff88802bfc4000
[  175.291496][ T4706]  which belongs to the cache kmalloc-8k of size 8192
[  175.305564][ T4706] The buggy address is located 2672 bytes inside of
[  175.305564][ T4706]  8192-byte region [ffff88802bfc4000, ffff88802bfc6000)
[  175.319042][ T4706] The buggy address belongs to the page:
[  175.324868][ T4706] page:ffffea0000aff000 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2bfc0
[  175.335064][ T4706] head:ffffea0000aff000 order:3 compound_mapcount:0 compound_pincount:0
[  175.343425][ T4706] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[  175.351464][ T4706] raw: 00fff00000010200 ffffea0001f92800 0000000200000002 ffff888017042280
[  175.360091][ T4706] raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000
[  175.368694][ T4706] page dumped because: kasan: bad access detected
[  175.375180][ T4706] page_owner tracks the page as allocated
[  175.380916][ T4706] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 4213, ts 65487962691, free_ts 65484429047
[  175.401440][ T4706]  get_page_from_freelist+0x3b78/0x3d40
[  175.407024][ T4706]  __alloc_pages+0x272/0x700
[  175.411638][ T4706]  new_slab+0xbb/0x4b0
[  175.415729][ T4706]  ___slab_alloc+0x6f6/0xe10
[  175.420344][ T4706]  __kmalloc_node+0x1fa/0x390
[  175.425050][ T4706]  kvmalloc_node+0x80/0x140
[  175.429583][ T4706]  pfifo_fast_init+0x24b/0x6d0
[  175.434375][ T4706]  qdisc_create_dflt+0x131/0x460
[  175.439336][ T4706]  mq_init+0x2ca/0x6c0
[  175.443436][ T4706]  qdisc_create_dflt+0x131/0x460
[  175.448403][ T4706]  dev_activate+0x18e/0x12c0
[  175.453021][ T4706]  __dev_open+0x3eb/0x500
[  175.457375][ T4706]  __dev_change_flags+0x1db/0x6e0
[  175.462426][ T4706]  dev_change_flags+0x87/0x190
[  175.467211][ T4706]  devinet_ioctl+0x92a/0x1ae0
[  175.471907][ T4706]  inet_ioctl+0x32d/0x400
[  175.476255][ T4706] page last free stack trace:
[  175.480939][ T4706]  free_unref_page_prepare+0xc34/0xcf0
[  175.486422][ T4706]  free_unref_page+0x95/0x2d0
[  175.491122][ T4706]  __unfreeze_partials+0x1b7/0x210
[  175.496258][ T4706]  put_cpu_partial+0x132/0x1a0
[  175.501048][ T4706]  ___cache_free+0xe3/0x100
[  175.505569][ T4706]  qlist_free_all+0x36/0x90
[  175.510095][ T4706]  kasan_quarantine_reduce+0x162/0x180
[  175.515571][ T4706]  __kasan_slab_alloc+0x2f/0xc0
[  175.520441][ T4706]  slab_post_alloc_hook+0x53/0x380
[  175.525574][ T4706]  __kmalloc+0x120/0x300
[  175.529839][ T4706]  tomoyo_realpath_from_path+0xd8/0x5e0
[  175.535489][ T4706]  tomoyo_path2_perm+0x3a6/0xb00
[  175.540451][ T4706]  tomoyo_path_rename+0x148/0x190
[  175.545499][ T4706]  security_path_rename+0x1f7/0x2a0
[  175.550726][ T4706]  do_renameat2+0x9b6/0x1700
[  175.555342][ T4706]  __x64_sys_rename+0x82/0x90
[  175.560041][ T4706] 
[  175.562376][ T4706] Memory state around the buggy address:
[  175.567119][ T4711] loop0: detected capacity change from 0 to 32768
[  175.568010][ T4706]  ffff88802bfc4900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  175.582479][ T4706]  ffff88802bfc4980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  175.590697][ T4706] >ffff88802bfc4a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  175.598773][ T4706]                                                              ^
[  175.606510][ T4706]  ffff88802bfc4a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  175.614595][ T4706]  ffff88802bfc4b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  175.622678][ T4706] ==================================================================
[  175.630759][ T4706] Disabling lock debugging due to kernel taint
[  175.657169][ T4706] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[  175.664519][ T4706] CPU: 0 PID: 4706 Comm: syz.2.194 Tainted: G    B             5.15.173-syzkaller #0
[  175.674084][ T4706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[  175.684147][ T4706] Call Trace:
[  175.687429][ T4706]  <TASK>
[  175.690370][ T4706]  dump_stack_lvl+0x1e3/0x2d0
[  175.695060][ T4706]  ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[  175.700705][ T4706]  ? panic+0x860/0x860
[  175.704784][ T4706]  ? preempt_schedule_common+0xa6/0xd0
[  175.710262][ T4706]  ? preempt_schedule+0xd9/0xe0
[  175.715139][ T4706]  panic+0x318/0x860
[  175.719065][ T4706]  ? check_panic_on_warn+0x1d/0xa0
[  175.724208][ T4706]  ? fb_is_primary_device+0xd0/0xd0
[  175.729437][ T4706]  ? _raw_spin_unlock_irqrestore+0x128/0x130
[  175.735444][ T4706]  ? _raw_spin_unlock+0x40/0x40
[  175.740322][ T4706]  ? print_memory_metadata+0xe2/0x140
[  175.745724][ T4706]  check_panic_on_warn+0x7e/0xa0
[  175.750692][ T4706]  ? gfs2_qd_shrink_scan+0x63d/0x860
[  175.756005][ T4706]  end_report+0x6d/0xf0
[  175.760189][ T4706]  kasan_report+0x18e/0x1c0
[  175.764710][ T4706]  ? gfs2_qd_shrink_scan+0x63d/0x860
[  175.770026][ T4706]  kasan_check_range+0x27e/0x290
[  175.775027][ T4706]  gfs2_qd_shrink_scan+0x63d/0x860
[  175.780170][ T4706]  ? gfs2_qd_shrink_count+0x100/0x100
[  175.785564][ T4706]  do_shrink_slab+0x542/0xda0
[  175.790262][ T4706]  shrink_slab+0x233/0x960
[  175.794699][ T4706]  ? __lock_acquire+0x1ff0/0x1ff0
[  175.799733][ T4706]  ? drop_slab_node+0x180/0x180
[  175.804603][ T4706]  ? mem_cgroup_iter+0x3b4/0x520
[  175.809557][ T4706]  drop_slab_node+0xed/0x180
[  175.814163][ T4706]  drop_slab+0x8b/0x120
[  175.818335][ T4706]  drop_caches_sysctl_handler+0xb3/0x160
[  175.823992][ T4706]  ? cn_vprintf+0x450/0x450
[  175.828513][ T4706]  proc_sys_call_handler+0x541/0x8a0
[  175.833824][ T4706]  ? proc_sys_open+0x270/0x270
[  175.838611][ T4706]  ? aa_path_link+0xea0/0xea0
[  175.843312][ T4706]  do_iter_readv_writev+0x594/0x7a0
[  175.846718][ T4712] loop1: detected capacity change from 0 to 32768
[  175.848563][ T4706]  ? generic_file_rw_checks+0x260/0x260
[  175.860504][ T4706]  ? common_file_perm+0x17d/0x1d0
[  175.865557][ T4706]  ? fsnotify_perm+0x64/0x590
[  175.870261][ T4706]  ? security_file_permission+0x75/0xa0
[  175.875830][ T4706]  do_iter_write+0x1e6/0x760
[  175.880444][ T4706]  do_writev+0x281/0x470
[  175.884711][ T4706]  ? do_readv+0x460/0x460
[  175.889071][ T4706]  ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[  175.895077][ T4706]  ? vtime_user_exit+0x2d1/0x400
[  175.900037][ T4706]  ? syscall_enter_from_user_mode+0x2e/0x240
[  175.906046][ T4706]  ? lockdep_hardirqs_on+0x94/0x130
[  175.911267][ T4706]  ? syscall_enter_from_user_mode+0x2e/0x240
[  175.917265][ T4706]  do_syscall_64+0x3b/0xb0
[  175.921700][ T4706]  ? clear_bhb_loop+0x15/0x70
[  175.926390][ T4706]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  175.932296][ T4706] RIP: 0033:0x7fb5894a9759
[  175.936718][ T4706] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  175.956333][ T4706] RSP: 002b:00007fb588729038 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
[  175.964760][ T4706] RAX: ffffffffffffffda RBX: 00007fb589660f80 RCX: 00007fb5894a9759
[  175.972749][ T4706] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[  175.980737][ T4706] RBP: 00007fb58951c75e R08: 0000000000000000 R09: 0000000000000000
[  175.988724][ T4706] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  175.996714][ T4706] R13: 0000000000000000 R14: 00007fb589660f80 R15: 00007ffe94b074e8
[  176.004714][ T4706]  </TASK>
[  176.008030][ T4706] Kernel Offset: disabled
[  176.012373][ T4706] Rebooting in 86400 seconds..