68/0xd2
[  200.171528][ T5042] RIP: 0033:0x7fad6bb9038a
[  200.176120][ T5042] 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
[  200.195806][ T5042] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  200.204462][ T5042] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  200.212419][ T5042] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  200.220452][ T5042] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  200.228409][ T5042] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  200.236369][ T5042] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  200.244316][ T5042]  </TASK>
[  200.247366][ T5042] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  200.261601][ T5042] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  200.375618][ T5045] loop4: detected capacity change from 0 to 32768
[  200.383536][ T5045] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  200.390962][ T5045] CPU: 1 PID: 5045 Comm: syz.4.365 Not tainted syzkaller #0
[  200.398245][ T5045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  200.408307][ T5045] Call Trace:
[  200.411572][ T5045]  <TASK>
[  200.414533][ T5045]  dump_stack_lvl+0x78/0xc0
[  200.419024][ T5045]  sysfs_create_dir_ns+0xe9/0x130
[  200.424067][ T5045]  kobject_add_internal+0x172/0x320
[  200.429261][ T5045]  kobject_init_and_add+0xb3/0x150
[  200.434350][ T5045]  gfs2_sys_fs_add+0xf3/0x1f0
[  200.439029][ T5045]  gfs2_fill_super+0x735/0xa50
[  200.443783][ T5045]  ? gfs2_reconfigure+0x2e0/0x2e0
[  200.448891][ T5045]  get_tree_bdev+0x14e/0x1d0
[  200.453465][ T5045]  gfs2_get_tree+0x20/0x90
[  200.457945][ T5045]  vfs_get_tree+0x22/0xa0
[  200.462261][ T5045]  do_new_mount+0x140/0x360
[  200.466747][ T5045]  __se_sys_mount+0x14b/0x1b0
[  200.471407][ T5045]  do_syscall_64+0x55/0xb0
[  200.475806][ T5045]  ? clear_bhb_loop+0x40/0x90
[  200.480457][ T5045]  ? clear_bhb_loop+0x40/0x90
[  200.485142][ T5045]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  200.491011][ T5045] RIP: 0033:0x7fad6bb9038a
[  200.495838][ T5045] 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
[  200.515424][ T5045] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  200.523819][ T5045] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  200.531786][ T5045] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  200.539742][ T5045] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  200.547698][ T5045] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  200.555741][ T5045] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  200.563791][ T5045]  </TASK>
[  200.566863][ T5045] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  200.580934][ T5045] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  200.713970][ T5048] loop4: detected capacity change from 0 to 32768
[  200.722383][ T5048] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  200.729814][ T5048] CPU: 1 PID: 5048 Comm: syz.4.366 Not tainted syzkaller #0
[  200.737095][ T5048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  200.747158][ T5048] Call Trace:
[  200.750427][ T5048]  <TASK>
[  200.753339][ T5048]  dump_stack_lvl+0x78/0xc0
[  200.757914][ T5048]  sysfs_create_dir_ns+0xe9/0x130
[  200.762919][ T5048]  kobject_add_internal+0x172/0x320
[  200.768090][ T5048]  kobject_init_and_add+0xb3/0x150
[  200.773194][ T5048]  gfs2_sys_fs_add+0xf3/0x1f0
[  200.777857][ T5048]  gfs2_fill_super+0x735/0xa50
[  200.782598][ T5048]  ? gfs2_reconfigure+0x2e0/0x2e0
[  200.787671][ T5048]  get_tree_bdev+0x14e/0x1d0
[  200.792331][ T5048]  gfs2_get_tree+0x20/0x90
[  200.796727][ T5048]  vfs_get_tree+0x22/0xa0
[  200.801058][ T5048]  do_new_mount+0x140/0x360
[  200.805540][ T5048]  __se_sys_mount+0x14b/0x1b0
[  200.810202][ T5048]  do_syscall_64+0x55/0xb0
[  200.814615][ T5048]  ? clear_bhb_loop+0x40/0x90
[  200.819276][ T5048]  ? clear_bhb_loop+0x40/0x90
[  200.823943][ T5048]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  200.829819][ T5048] RIP: 0033:0x7fad6bb9038a
[  200.834211][ T5048] 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
[  200.853967][ T5048] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  200.862447][ T5048] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  200.870400][ T5048] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  200.878353][ T5048] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  200.886325][ T5048] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  200.894293][ T5048] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  200.902341][ T5048]  </TASK>
[  200.905430][ T5048] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  200.919419][ T5048] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  201.054897][ T5051] loop4: detected capacity change from 0 to 32768
[  201.062858][ T5051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  201.070276][ T5051] CPU: 0 PID: 5051 Comm: syz.4.367 Not tainted syzkaller #0
[  201.077730][ T5051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  201.087972][ T5051] Call Trace:
[  201.091248][ T5051]  <TASK>
[  201.094246][ T5051]  dump_stack_lvl+0x78/0xc0
[  201.098728][ T5051]  sysfs_create_dir_ns+0xe9/0x130
[  201.103824][ T5051]  kobject_add_internal+0x172/0x320
[  201.109026][ T5051]  kobject_init_and_add+0xb3/0x150
[  201.114131][ T5051]  gfs2_sys_fs_add+0xf3/0x1f0
[  201.118847][ T5051]  gfs2_fill_super+0x735/0xa50
[  201.123688][ T5051]  ? gfs2_reconfigure+0x2e0/0x2e0
[  201.128693][ T5051]  get_tree_bdev+0x14e/0x1d0
[  201.133262][ T5051]  gfs2_get_tree+0x20/0x90
[  201.137656][ T5051]  vfs_get_tree+0x22/0xa0
[  201.141957][ T5051]  do_new_mount+0x140/0x360
[  201.146522][ T5051]  __se_sys_mount+0x14b/0x1b0
[  201.151199][ T5051]  do_syscall_64+0x55/0xb0
[  201.155677][ T5051]  ? clear_bhb_loop+0x40/0x90
[  201.160325][ T5051]  ? clear_bhb_loop+0x40/0x90
[  201.164976][ T5051]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  201.170845][ T5051] RIP: 0033:0x7fad6bb9038a
[  201.175244][ T5051] 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
[  201.195004][ T5051] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  201.203395][ T5051] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  201.211436][ T5051] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  201.219393][ T5051] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  201.227346][ T5051] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  201.235301][ T5051] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  201.243266][ T5051]  </TASK>
[  201.246346][ T5051] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  201.260344][ T5051] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  201.404996][ T5054] loop4: detected capacity change from 0 to 32768
[  201.412767][ T5054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  201.420185][ T5054] CPU: 1 PID: 5054 Comm: syz.4.368 Not tainted syzkaller #0
[  201.427476][ T5054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  201.437537][ T5054] Call Trace:
[  201.440800][ T5054]  <TASK>
[  201.443714][ T5054]  dump_stack_lvl+0x78/0xc0
[  201.448204][ T5054]  sysfs_create_dir_ns+0xe9/0x130
[  201.453218][ T5054]  kobject_add_internal+0x172/0x320
[  201.458389][ T5054]  kobject_init_and_add+0xb3/0x150
[  201.463473][ T5054]  gfs2_sys_fs_add+0xf3/0x1f0
[  201.468125][ T5054]  gfs2_fill_super+0x735/0xa50
[  201.472861][ T5054]  ? gfs2_reconfigure+0x2e0/0x2e0
[  201.477861][ T5054]  get_tree_bdev+0x14e/0x1d0
[  201.482432][ T5054]  gfs2_get_tree+0x20/0x90
[  201.486828][ T5054]  vfs_get_tree+0x22/0xa0
[  201.491138][ T5054]  do_new_mount+0x140/0x360
[  201.495970][ T5054]  __se_sys_mount+0x14b/0x1b0
[  201.500629][ T5054]  do_syscall_64+0x55/0xb0
[  201.505026][ T5054]  ? clear_bhb_loop+0x40/0x90
[  201.509698][ T5054]  ? clear_bhb_loop+0x40/0x90
[  201.514367][ T5054]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  201.520257][ T5054] RIP: 0033:0x7fad6bb9038a
[  201.524658][ T5054] 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
[  201.544266][ T5054] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  201.552682][ T5054] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  201.560641][ T5054] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  201.568600][ T5054] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  201.576642][ T5054] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  201.584601][ T5054] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  201.592564][ T5054]  </TASK>
[  201.595742][ T5054] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  201.609628][ T5054] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  201.784188][ T5057] loop4: detected capacity change from 0 to 32768
[  201.791914][ T5057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  201.799333][ T5057] CPU: 1 PID: 5057 Comm: syz.4.369 Not tainted syzkaller #0
[  201.806618][ T5057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  201.816681][ T5057] Call Trace:
[  201.819950][ T5057]  <TASK>
[  201.822864][ T5057]  dump_stack_lvl+0x78/0xc0
[  201.827351][ T5057]  sysfs_create_dir_ns+0xe9/0x130
[  201.832361][ T5057]  kobject_add_internal+0x172/0x320
[  201.837534][ T5057]  kobject_init_and_add+0xb3/0x150
[  201.842708][ T5057]  gfs2_sys_fs_add+0xf3/0x1f0
[  201.847370][ T5057]  gfs2_fill_super+0x735/0xa50
[  201.852106][ T5057]  ? gfs2_reconfigure+0x2e0/0x2e0
[  201.857109][ T5057]  get_tree_bdev+0x14e/0x1d0
[  201.861684][ T5057]  gfs2_get_tree+0x20/0x90
[  201.866079][ T5057]  vfs_get_tree+0x22/0xa0
[  201.870389][ T5057]  do_new_mount+0x140/0x360
[  201.874870][ T5057]  __se_sys_mount+0x14b/0x1b0
[  201.879531][ T5057]  do_syscall_64+0x55/0xb0
[  201.883927][ T5057]  ? clear_bhb_loop+0x40/0x90
[  201.888592][ T5057]  ? clear_bhb_loop+0x40/0x90
[  201.893336][ T5057]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  201.899208][ T5057] RIP: 0033:0x7fad6bb9038a
[  201.903605][ T5057] 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
[  201.923542][ T5057] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  201.931932][ T5057] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  201.940069][ T5057] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  201.948031][ T5057] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  201.955997][ T5057] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  201.963951][ T5057] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  201.971908][ T5057]  </TASK>
[  201.974998][ T5057] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  201.988884][ T5057] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  202.133630][ T5060] loop4: detected capacity change from 0 to 32768
[  202.141976][ T5060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  202.149394][ T5060] CPU: 1 PID: 5060 Comm: syz.4.370 Not tainted syzkaller #0
[  202.156672][ T5060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  202.166720][ T5060] Call Trace:
[  202.170029][ T5060]  <TASK>
[  202.172943][ T5060]  dump_stack_lvl+0x78/0xc0
[  202.177423][ T5060]  sysfs_create_dir_ns+0xe9/0x130
[  202.182422][ T5060]  kobject_add_internal+0x172/0x320
[  202.187591][ T5060]  kobject_init_and_add+0xb3/0x150
[  202.192679][ T5060]  gfs2_sys_fs_add+0xf3/0x1f0
[  202.197346][ T5060]  gfs2_fill_super+0x735/0xa50
[  202.202087][ T5060]  ? gfs2_reconfigure+0x2e0/0x2e0
[  202.207115][ T5060]  get_tree_bdev+0x14e/0x1d0
[  202.211698][ T5060]  gfs2_get_tree+0x20/0x90
[  202.216274][ T5060]  vfs_get_tree+0x22/0xa0
[  202.220590][ T5060]  do_new_mount+0x140/0x360
[  202.225107][ T5060]  __se_sys_mount+0x14b/0x1b0
[  202.229767][ T5060]  do_syscall_64+0x55/0xb0
[  202.234174][ T5060]  ? clear_bhb_loop+0x40/0x90
[  202.238830][ T5060]  ? clear_bhb_loop+0x40/0x90
[  202.243490][ T5060]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  202.249366][ T5060] RIP: 0033:0x7fad6bb9038a
[  202.253762][ T5060] 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
[  202.273436][ T5060] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  202.281848][ T5060] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  202.289802][ T5060] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  202.297758][ T5060] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  202.305720][ T5060] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  202.313761][ T5060] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  202.321726][ T5060]  </TASK>
[  202.324818][ T5060] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  202.338946][ T5060] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  202.443892][ T5063] loop4: detected capacity change from 0 to 32768
[  202.451705][ T5063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  202.459120][ T5063] CPU: 1 PID: 5063 Comm: syz.4.371 Not tainted syzkaller #0
[  202.466404][ T5063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  202.476566][ T5063] Call Trace:
[  202.479837][ T5063]  <TASK>
[  202.482841][ T5063]  dump_stack_lvl+0x78/0xc0
[  202.487333][ T5063]  sysfs_create_dir_ns+0xe9/0x130
[  202.492339][ T5063]  kobject_add_internal+0x172/0x320
[  202.497611][ T5063]  kobject_init_and_add+0xb3/0x150
[  202.502702][ T5063]  gfs2_sys_fs_add+0xf3/0x1f0
[  202.507361][ T5063]  gfs2_fill_super+0x735/0xa50
[  202.512193][ T5063]  ? gfs2_reconfigure+0x2e0/0x2e0
[  202.517206][ T5063]  get_tree_bdev+0x14e/0x1d0
[  202.521800][ T5063]  gfs2_get_tree+0x20/0x90
[  202.526219][ T5063]  vfs_get_tree+0x22/0xa0
[  202.530655][ T5063]  do_new_mount+0x140/0x360
[  202.535152][ T5063]  __se_sys_mount+0x14b/0x1b0
[  202.539810][ T5063]  do_syscall_64+0x55/0xb0
[  202.544208][ T5063]  ? clear_bhb_loop+0x40/0x90
[  202.548877][ T5063]  ? clear_bhb_loop+0x40/0x90
[  202.553528][ T5063]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  202.559411][ T5063] RIP: 0033:0x7fad6bb9038a
[  202.563809][ T5063] 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
[  202.583395][ T5063] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  202.591788][ T5063] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  202.599746][ T5063] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  202.607701][ T5063] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  202.615654][ T5063] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  202.623607][ T5063] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  202.631655][ T5063]  </TASK>
[  202.634816][ T5063] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  202.648887][ T5063] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  202.775190][ T5066] loop4: detected capacity change from 0 to 32768
[  202.783024][ T5066] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  202.790454][ T5066] CPU: 1 PID: 5066 Comm: syz.4.372 Not tainted syzkaller #0
[  202.797732][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  202.807778][ T5066] Call Trace:
[  202.811038][ T5066]  <TASK>
[  202.813950][ T5066]  dump_stack_lvl+0x78/0xc0
[  202.818431][ T5066]  sysfs_create_dir_ns+0xe9/0x130
[  202.823447][ T5066]  kobject_add_internal+0x172/0x320
[  202.828616][ T5066]  kobject_init_and_add+0xb3/0x150
[  202.833724][ T5066]  gfs2_sys_fs_add+0xf3/0x1f0
[  202.838395][ T5066]  gfs2_fill_super+0x735/0xa50
[  202.843146][ T5066]  ? gfs2_reconfigure+0x2e0/0x2e0
[  202.848243][ T5066]  get_tree_bdev+0x14e/0x1d0
[  202.852832][ T5066]  gfs2_get_tree+0x20/0x90
[  202.857244][ T5066]  vfs_get_tree+0x22/0xa0
[  202.861565][ T5066]  do_new_mount+0x140/0x360
[  202.866053][ T5066]  __se_sys_mount+0x14b/0x1b0
[  202.870737][ T5066]  do_syscall_64+0x55/0xb0
[  202.875139][ T5066]  ? clear_bhb_loop+0x40/0x90
[  202.879797][ T5066]  ? clear_bhb_loop+0x40/0x90
[  202.884459][ T5066]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  202.890334][ T5066] RIP: 0033:0x7fad6bb9038a
[  202.894732][ T5066] 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
[  202.914319][ T5066] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  202.922716][ T5066] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  202.930682][ T5066] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  202.938682][ T5066] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  202.946639][ T5066] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  202.954609][ T5066] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  202.962672][ T5066]  </TASK>
[  202.965764][ T5066] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  202.979742][ T5066] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  203.113934][ T5069] loop4: detected capacity change from 0 to 32768
[  203.121588][ T5069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  203.129011][ T5069] CPU: 0 PID: 5069 Comm: syz.4.373 Not tainted syzkaller #0
[  203.136295][ T5069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  203.146347][ T5069] Call Trace:
[  203.149631][ T5069]  <TASK>
[  203.152547][ T5069]  dump_stack_lvl+0x78/0xc0
[  203.157046][ T5069]  sysfs_create_dir_ns+0xe9/0x130
[  203.162059][ T5069]  kobject_add_internal+0x172/0x320
[  203.167317][ T5069]  kobject_init_and_add+0xb3/0x150
[  203.172401][ T5069]  gfs2_sys_fs_add+0xf3/0x1f0
[  203.177066][ T5069]  gfs2_fill_super+0x735/0xa50
[  203.181819][ T5069]  ? gfs2_reconfigure+0x2e0/0x2e0
[  203.186829][ T5069]  get_tree_bdev+0x14e/0x1d0
[  203.191396][ T5069]  gfs2_get_tree+0x20/0x90
[  203.195787][ T5069]  vfs_get_tree+0x22/0xa0
[  203.200105][ T5069]  do_new_mount+0x140/0x360
[  203.204584][ T5069]  __se_sys_mount+0x14b/0x1b0
[  203.209231][ T5069]  do_syscall_64+0x55/0xb0
[  203.213618][ T5069]  ? clear_bhb_loop+0x40/0x90
[  203.218355][ T5069]  ? clear_bhb_loop+0x40/0x90
[  203.223176][ T5069]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  203.229042][ T5069] RIP: 0033:0x7fad6bb9038a
[  203.233450][ T5069] 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
[  203.253034][ T5069] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  203.261436][ T5069] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  203.269393][ T5069] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  203.277348][ T5069] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  203.285301][ T5069] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  203.293344][ T5069] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  203.301300][ T5069]  </TASK>
[  203.304376][ T5069] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  203.318276][ T5069] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  203.444491][ T5072] loop4: detected capacity change from 0 to 32768
[  203.452957][ T5072] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  203.460374][ T5072] CPU: 0 PID: 5072 Comm: syz.4.374 Not tainted syzkaller #0
[  203.467661][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  203.477735][ T5072] Call Trace:
[  203.480995][ T5072]  <TASK>
[  203.483904][ T5072]  dump_stack_lvl+0x78/0xc0
[  203.488395][ T5072]  sysfs_create_dir_ns+0xe9/0x130
[  203.493395][ T5072]  kobject_add_internal+0x172/0x320
[  203.498586][ T5072]  kobject_init_and_add+0xb3/0x150
[  203.503780][ T5072]  gfs2_sys_fs_add+0xf3/0x1f0
[  203.508512][ T5072]  gfs2_fill_super+0x735/0xa50
[  203.513249][ T5072]  ? gfs2_reconfigure+0x2e0/0x2e0
[  203.518505][ T5072]  get_tree_bdev+0x14e/0x1d0
[  203.523067][ T5072]  gfs2_get_tree+0x20/0x90
[  203.527487][ T5072]  vfs_get_tree+0x22/0xa0
[  203.531803][ T5072]  do_new_mount+0x140/0x360
[  203.536301][ T5072]  __se_sys_mount+0x14b/0x1b0
[  203.540953][ T5072]  do_syscall_64+0x55/0xb0
[  203.545429][ T5072]  ? clear_bhb_loop+0x40/0x90
[  203.550079][ T5072]  ? clear_bhb_loop+0x40/0x90
[  203.554727][ T5072]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  203.560680][ T5072] RIP: 0033:0x7fad6bb9038a
[  203.565072][ T5072] 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
[  203.584657][ T5072] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  203.593054][ T5072] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  203.601010][ T5072] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  203.608964][ T5072] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  203.617007][ T5072] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  203.625047][ T5072] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  203.633016][ T5072]  </TASK>
[  203.636159][ T5072] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  203.650054][ T5072] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  203.794758][ T5075] loop4: detected capacity change from 0 to 32768
[  203.801864][ T5075] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  203.809375][ T5075] CPU: 1 PID: 5075 Comm: syz.4.375 Not tainted syzkaller #0
[  203.816669][ T5075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  203.826735][ T5075] Call Trace:
[  203.830012][ T5075]  <TASK>
[  203.832945][ T5075]  dump_stack_lvl+0x78/0xc0
[  203.837451][ T5075]  sysfs_create_dir_ns+0xe9/0x130
[  203.842454][ T5075]  kobject_add_internal+0x172/0x320
[  203.847627][ T5075]  kobject_init_and_add+0xb3/0x150
[  203.852725][ T5075]  gfs2_sys_fs_add+0xf3/0x1f0
[  203.857398][ T5075]  gfs2_fill_super+0x735/0xa50
[  203.862148][ T5075]  ? gfs2_reconfigure+0x2e0/0x2e0
[  203.867161][ T5075]  get_tree_bdev+0x14e/0x1d0
[  203.871836][ T5075]  gfs2_get_tree+0x20/0x90
[  203.876225][ T5075]  vfs_get_tree+0x22/0xa0
[  203.880527][ T5075]  do_new_mount+0x140/0x360
[  203.885002][ T5075]  __se_sys_mount+0x14b/0x1b0
[  203.889654][ T5075]  do_syscall_64+0x55/0xb0
[  203.894064][ T5075]  ? clear_bhb_loop+0x40/0x90
[  203.898717][ T5075]  ? clear_bhb_loop+0x40/0x90
[  203.903370][ T5075]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  203.909242][ T5075] RIP: 0033:0x7fad6bb9038a
[  203.913735][ T5075] 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
[  203.933404][ T5075] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  203.941886][ T5075] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  203.950023][ T5075] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  203.957979][ T5075] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  203.965931][ T5075] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  203.974028][ T5075] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  203.982072][ T5075]  </TASK>
[  203.985147][ T5075] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  203.999067][ T5075] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  204.124184][ T5078] loop4: detected capacity change from 0 to 32768
[  204.131850][ T5078] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  204.139269][ T5078] CPU: 1 PID: 5078 Comm: syz.4.376 Not tainted syzkaller #0
[  204.146553][ T5078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  204.156633][ T5078] Call Trace:
[  204.159893][ T5078]  <TASK>
[  204.162805][ T5078]  dump_stack_lvl+0x78/0xc0
[  204.167287][ T5078]  sysfs_create_dir_ns+0xe9/0x130
[  204.172384][ T5078]  kobject_add_internal+0x172/0x320
[  204.177564][ T5078]  kobject_init_and_add+0xb3/0x150
[  204.182766][ T5078]  gfs2_sys_fs_add+0xf3/0x1f0
[  204.187425][ T5078]  gfs2_fill_super+0x735/0xa50
[  204.192172][ T5078]  ? gfs2_reconfigure+0x2e0/0x2e0
[  204.197273][ T5078]  get_tree_bdev+0x14e/0x1d0
[  204.201864][ T5078]  gfs2_get_tree+0x20/0x90
[  204.206258][ T5078]  vfs_get_tree+0x22/0xa0
[  204.210561][ T5078]  do_new_mount+0x140/0x360
[  204.215041][ T5078]  __se_sys_mount+0x14b/0x1b0
[  204.219690][ T5078]  do_syscall_64+0x55/0xb0
[  204.224081][ T5078]  ? clear_bhb_loop+0x40/0x90
[  204.228743][ T5078]  ? clear_bhb_loop+0x40/0x90
[  204.233391][ T5078]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  204.239269][ T5078] RIP: 0033:0x7fad6bb9038a
[  204.243685][ T5078] 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
[  204.263464][ T5078] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  204.271858][ T5078] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  204.279814][ T5078] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  204.287768][ T5078] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  204.295724][ T5078] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  204.303678][ T5078] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  204.311635][ T5078]  </TASK>
[  204.314796][ T5078] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  204.328686][ T5078] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  204.466697][ T5081] loop4: detected capacity change from 0 to 32768
[  204.475227][ T5081] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  204.482660][ T5081] CPU: 1 PID: 5081 Comm: syz.4.377 Not tainted syzkaller #0
[  204.489974][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  204.500039][ T5081] Call Trace:
[  204.503408][ T5081]  <TASK>
[  204.506327][ T5081]  dump_stack_lvl+0x78/0xc0
[  204.510836][ T5081]  sysfs_create_dir_ns+0xe9/0x130
[  204.515838][ T5081]  kobject_add_internal+0x172/0x320
[  204.521014][ T5081]  kobject_init_and_add+0xb3/0x150
[  204.526102][ T5081]  gfs2_sys_fs_add+0xf3/0x1f0
[  204.531187][ T5081]  gfs2_fill_super+0x735/0xa50
[  204.536017][ T5081]  ? gfs2_reconfigure+0x2e0/0x2e0
[  204.541028][ T5081]  get_tree_bdev+0x14e/0x1d0
[  204.545603][ T5081]  gfs2_get_tree+0x20/0x90
[  204.550257][ T5081]  vfs_get_tree+0x22/0xa0
[  204.554569][ T5081]  do_new_mount+0x140/0x360
[  204.559145][ T5081]  __se_sys_mount+0x14b/0x1b0
[  204.563811][ T5081]  do_syscall_64+0x55/0xb0
[  204.568388][ T5081]  ? clear_bhb_loop+0x40/0x90
[  204.573055][ T5081]  ? clear_bhb_loop+0x40/0x90
[  204.577710][ T5081]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  204.583591][ T5081] RIP: 0033:0x7fad6bb9038a
[  204.587990][ T5081] 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
[  204.607587][ T5081] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  204.616184][ T5081] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  204.624150][ T5081] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  204.632106][ T5081] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  204.640149][ T5081] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  204.648105][ T5081] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  204.656239][ T5081]  </TASK>
[  204.659315][ T5081] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  204.673634][ T5081] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/26 21:39:10 executed programs: 363
[  204.805984][ T5084] loop4: detected capacity change from 0 to 32768
[  204.813041][ T5084] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  204.820457][ T5084] CPU: 1 PID: 5084 Comm: syz.4.378 Not tainted syzkaller #0
[  204.827739][ T5084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  204.837785][ T5084] Call Trace:
[  204.841066][ T5084]  <TASK>
[  204.843985][ T5084]  dump_stack_lvl+0x78/0xc0
[  204.848471][ T5084]  sysfs_create_dir_ns+0xe9/0x130
[  204.853518][ T5084]  kobject_add_internal+0x172/0x320
[  204.858691][ T5084]  kobject_init_and_add+0xb3/0x150
[  204.863853][ T5084]  gfs2_sys_fs_add+0xf3/0x1f0
[  204.868527][ T5084]  gfs2_fill_super+0x735/0xa50
[  204.873382][ T5084]  ? gfs2_reconfigure+0x2e0/0x2e0
[  204.878392][ T5084]  get_tree_bdev+0x14e/0x1d0
[  204.883056][ T5084]  gfs2_get_tree+0x20/0x90
[  204.887455][ T5084]  vfs_get_tree+0x22/0xa0
[  204.891784][ T5084]  do_new_mount+0x140/0x360
[  204.896370][ T5084]  __se_sys_mount+0x14b/0x1b0
[  204.901032][ T5084]  do_syscall_64+0x55/0xb0
[  204.905434][ T5084]  ? clear_bhb_loop+0x40/0x90
[  204.910094][ T5084]  ? clear_bhb_loop+0x40/0x90
[  204.914756][ T5084]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  204.920637][ T5084] RIP: 0033:0x7fad6bb9038a
[  204.925054][ T5084] 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
[  204.944903][ T5084] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  204.953300][ T5084] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  204.961253][ T5084] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  204.969215][ T5084] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  204.977178][ T5084] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  204.985158][ T5084] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  204.993121][ T5084]  </TASK>
[  204.996206][ T5084] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  205.010182][ T5084] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  205.171106][ T5087] loop4: detected capacity change from 0 to 32768
[  205.179537][ T5087] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  205.186967][ T5087] CPU: 1 PID: 5087 Comm: syz.4.379 Not tainted syzkaller #0
[  205.194249][ T5087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  205.204385][ T5087] Call Trace:
[  205.207647][ T5087]  <TASK>
[  205.210557][ T5087]  dump_stack_lvl+0x78/0xc0
[  205.215034][ T5087]  sysfs_create_dir_ns+0xe9/0x130
[  205.220122][ T5087]  kobject_add_internal+0x172/0x320
[  205.225297][ T5087]  kobject_init_and_add+0xb3/0x150
[  205.230385][ T5087]  gfs2_sys_fs_add+0xf3/0x1f0
[  205.235040][ T5087]  gfs2_fill_super+0x735/0xa50
[  205.239786][ T5087]  ? gfs2_reconfigure+0x2e0/0x2e0
[  205.244962][ T5087]  get_tree_bdev+0x14e/0x1d0
[  205.249537][ T5087]  gfs2_get_tree+0x20/0x90
[  205.253938][ T5087]  vfs_get_tree+0x22/0xa0
[  205.258249][ T5087]  do_new_mount+0x140/0x360
[  205.262730][ T5087]  __se_sys_mount+0x14b/0x1b0
[  205.267388][ T5087]  do_syscall_64+0x55/0xb0
[  205.271788][ T5087]  ? clear_bhb_loop+0x40/0x90
[  205.276443][ T5087]  ? clear_bhb_loop+0x40/0x90
[  205.281097][ T5087]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  205.286973][ T5087] RIP: 0033:0x7fad6bb9038a
[  205.291367][ T5087] 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
[  205.311041][ T5087] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  205.319432][ T5087] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  205.327387][ T5087] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  205.335441][ T5087] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  205.343430][ T5087] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  205.351400][ T5087] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  205.359356][ T5087]  </TASK>
[  205.362426][ T5087] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  205.376592][ T5087] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  205.505437][ T5090] loop4: detected capacity change from 0 to 32768
[  205.513992][ T5090] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  205.521446][ T5090] CPU: 0 PID: 5090 Comm: syz.4.380 Not tainted syzkaller #0
[  205.528991][ T5090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  205.539130][ T5090] Call Trace:
[  205.542412][ T5090]  <TASK>
[  205.545323][ T5090]  dump_stack_lvl+0x78/0xc0
[  205.549897][ T5090]  sysfs_create_dir_ns+0xe9/0x130
[  205.554996][ T5090]  kobject_add_internal+0x172/0x320
[  205.560167][ T5090]  kobject_init_and_add+0xb3/0x150
[  205.565252][ T5090]  gfs2_sys_fs_add+0xf3/0x1f0
[  205.569904][ T5090]  gfs2_fill_super+0x735/0xa50
[  205.574650][ T5090]  ? gfs2_reconfigure+0x2e0/0x2e0
[  205.579658][ T5090]  get_tree_bdev+0x14e/0x1d0
[  205.584230][ T5090]  gfs2_get_tree+0x20/0x90
[  205.588801][ T5090]  vfs_get_tree+0x22/0xa0
[  205.593195][ T5090]  do_new_mount+0x140/0x360
[  205.597691][ T5090]  __se_sys_mount+0x14b/0x1b0
[  205.602354][ T5090]  do_syscall_64+0x55/0xb0
[  205.606743][ T5090]  ? clear_bhb_loop+0x40/0x90
[  205.611396][ T5090]  ? clear_bhb_loop+0x40/0x90
[  205.616045][ T5090]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  205.621920][ T5090] RIP: 0033:0x7fad6bb9038a
[  205.626315][ T5090] 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
[  205.646090][ T5090] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  205.654491][ T5090] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  205.662449][ T5090] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  205.670406][ T5090] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  205.678370][ T5090] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  205.686326][ T5090] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  205.694282][ T5090]  </TASK>
[  205.697367][ T5090] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  205.711275][ T5090] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  205.873959][ T5093] loop4: detected capacity change from 0 to 32768
[  205.882366][ T5093] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  205.889966][ T5093] CPU: 1 PID: 5093 Comm: syz.4.381 Not tainted syzkaller #0
[  205.897503][ T5093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  205.907575][ T5093] Call Trace:
[  205.910834][ T5093]  <TASK>
[  205.913746][ T5093]  dump_stack_lvl+0x78/0xc0
[  205.918237][ T5093]  sysfs_create_dir_ns+0xe9/0x130
[  205.923321][ T5093]  kobject_add_internal+0x172/0x320
[  205.928516][ T5093]  kobject_init_and_add+0xb3/0x150
[  205.933777][ T5093]  gfs2_sys_fs_add+0xf3/0x1f0
[  205.938519][ T5093]  gfs2_fill_super+0x735/0xa50
[  205.943255][ T5093]  ? gfs2_reconfigure+0x2e0/0x2e0
[  205.948253][ T5093]  get_tree_bdev+0x14e/0x1d0
[  205.952837][ T5093]  gfs2_get_tree+0x20/0x90
[  205.957322][ T5093]  vfs_get_tree+0x22/0xa0
[  205.961639][ T5093]  do_new_mount+0x140/0x360
[  205.966130][ T5093]  __se_sys_mount+0x14b/0x1b0
[  205.970811][ T5093]  do_syscall_64+0x55/0xb0
[  205.975224][ T5093]  ? clear_bhb_loop+0x40/0x90
[  205.979979][ T5093]  ? clear_bhb_loop+0x40/0x90
[  205.984657][ T5093]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  205.990631][ T5093] RIP: 0033:0x7fad6bb9038a
[  205.995038][ T5093] 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
[  206.014895][ T5093] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  206.023291][ T5093] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  206.031332][ T5093] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  206.039372][ T5093] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  206.047342][ T5093] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  206.055297][ T5093] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  206.063252][ T5093]  </TASK>
[  206.066333][ T5093] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  206.080218][ T5093] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  206.215659][ T5096] loop4: detected capacity change from 0 to 32768
[  206.224023][ T5096] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  206.231456][ T5096] CPU: 1 PID: 5096 Comm: syz.4.382 Not tainted syzkaller #0
[  206.238746][ T5096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  206.248797][ T5096] Call Trace:
[  206.252081][ T5096]  <TASK>
[  206.254993][ T5096]  dump_stack_lvl+0x78/0xc0
[  206.259487][ T5096]  sysfs_create_dir_ns+0xe9/0x130
[  206.264501][ T5096]  kobject_add_internal+0x172/0x320
[  206.269675][ T5096]  kobject_init_and_add+0xb3/0x150
[  206.274944][ T5096]  gfs2_sys_fs_add+0xf3/0x1f0
[  206.279612][ T5096]  gfs2_fill_super+0x735/0xa50
[  206.284357][ T5096]  ? gfs2_reconfigure+0x2e0/0x2e0
[  206.289356][ T5096]  get_tree_bdev+0x14e/0x1d0
[  206.293931][ T5096]  gfs2_get_tree+0x20/0x90
[  206.298327][ T5096]  vfs_get_tree+0x22/0xa0
[  206.302653][ T5096]  do_new_mount+0x140/0x360
[  206.307156][ T5096]  __se_sys_mount+0x14b/0x1b0
[  206.311812][ T5096]  do_syscall_64+0x55/0xb0
[  206.316211][ T5096]  ? clear_bhb_loop+0x40/0x90
[  206.320858][ T5096]  ? clear_bhb_loop+0x40/0x90
[  206.325517][ T5096]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  206.331412][ T5096] RIP: 0033:0x7fad6bb9038a
[  206.335803][ T5096] 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
[  206.355387][ T5096] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  206.363783][ T5096] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  206.371747][ T5096] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  206.379698][ T5096] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  206.387931][ T5096] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  206.395888][ T5096] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  206.403860][ T5096]  </TASK>
[  206.407035][ T5096] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  206.420922][ T5096] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  206.564956][ T5099] loop4: detected capacity change from 0 to 32768
[  206.573616][ T5099] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  206.581037][ T5099] CPU: 1 PID: 5099 Comm: syz.4.383 Not tainted syzkaller #0
[  206.588314][ T5099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  206.598366][ T5099] Call Trace:
[  206.601630][ T5099]  <TASK>
[  206.604542][ T5099]  dump_stack_lvl+0x78/0xc0
[  206.609031][ T5099]  sysfs_create_dir_ns+0xe9/0x130
[  206.614028][ T5099]  kobject_add_internal+0x172/0x320
[  206.619202][ T5099]  kobject_init_and_add+0xb3/0x150
[  206.624391][ T5099]  gfs2_sys_fs_add+0xf3/0x1f0
[  206.629054][ T5099]  gfs2_fill_super+0x735/0xa50
[  206.633793][ T5099]  ? gfs2_reconfigure+0x2e0/0x2e0
[  206.638796][ T5099]  get_tree_bdev+0x14e/0x1d0
[  206.643365][ T5099]  gfs2_get_tree+0x20/0x90
[  206.647767][ T5099]  vfs_get_tree+0x22/0xa0
[  206.652078][ T5099]  do_new_mount+0x140/0x360
[  206.656562][ T5099]  __se_sys_mount+0x14b/0x1b0
[  206.661227][ T5099]  do_syscall_64+0x55/0xb0
[  206.665628][ T5099]  ? clear_bhb_loop+0x40/0x90
[  206.670289][ T5099]  ? clear_bhb_loop+0x40/0x90
[  206.675033][ T5099]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  206.680930][ T5099] RIP: 0033:0x7fad6bb9038a
[  206.685334][ T5099] 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
[  206.704919][ T5099] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  206.713314][ T5099] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  206.721319][ T5099] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  206.729362][ T5099] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  206.737489][ T5099] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  206.745441][ T5099] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  206.753405][ T5099]  </TASK>
[  206.756558][ T5099] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  206.770447][ T5099] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  206.914492][ T5102] loop4: detected capacity change from 0 to 32768
[  206.922998][ T5102] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  206.930431][ T5102] CPU: 0 PID: 5102 Comm: syz.4.384 Not tainted syzkaller #0
[  206.937714][ T5102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  206.947944][ T5102] Call Trace:
[  206.951224][ T5102]  <TASK>
[  206.954140][ T5102]  dump_stack_lvl+0x78/0xc0
[  206.958711][ T5102]  sysfs_create_dir_ns+0xe9/0x130
[  206.963729][ T5102]  kobject_add_internal+0x172/0x320
[  206.968922][ T5102]  kobject_init_and_add+0xb3/0x150
[  206.974073][ T5102]  gfs2_sys_fs_add+0xf3/0x1f0
[  206.978743][ T5102]  gfs2_fill_super+0x735/0xa50
[  206.983480][ T5102]  ? gfs2_reconfigure+0x2e0/0x2e0
[  206.988480][ T5102]  get_tree_bdev+0x14e/0x1d0
[  206.993145][ T5102]  gfs2_get_tree+0x20/0x90
[  206.997544][ T5102]  vfs_get_tree+0x22/0xa0
[  207.001947][ T5102]  do_new_mount+0x140/0x360
[  207.006437][ T5102]  __se_sys_mount+0x14b/0x1b0
[  207.011094][ T5102]  do_syscall_64+0x55/0xb0
[  207.015495][ T5102]  ? clear_bhb_loop+0x40/0x90
[  207.020151][ T5102]  ? clear_bhb_loop+0x40/0x90
[  207.024821][ T5102]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  207.030700][ T5102] RIP: 0033:0x7fad6bb9038a
[  207.035176][ T5102] 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
[  207.054753][ T5102] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  207.063151][ T5102] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  207.071110][ T5102] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  207.079057][ T5102] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  207.087015][ T5102] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  207.095135][ T5102] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  207.103257][ T5102]  </TASK>
[  207.106328][ T5102] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  207.120294][ T5102] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  207.254078][ T5105] loop4: detected capacity change from 0 to 32768
[  207.261827][ T5105] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  207.269244][ T5105] CPU: 0 PID: 5105 Comm: syz.4.385 Not tainted syzkaller #0
[  207.276518][ T5105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  207.286621][ T5105] Call Trace:
[  207.289943][ T5105]  <TASK>
[  207.292853][ T5105]  dump_stack_lvl+0x78/0xc0
[  207.297361][ T5105]  sysfs_create_dir_ns+0xe9/0x130
[  207.302370][ T5105]  kobject_add_internal+0x172/0x320
[  207.307580][ T5105]  kobject_init_and_add+0xb3/0x150
[  207.312691][ T5105]  gfs2_sys_fs_add+0xf3/0x1f0
[  207.317381][ T5105]  gfs2_fill_super+0x735/0xa50
[  207.322119][ T5105]  ? gfs2_reconfigure+0x2e0/0x2e0
[  207.327132][ T5105]  get_tree_bdev+0x14e/0x1d0
[  207.331694][ T5105]  gfs2_get_tree+0x20/0x90
[  207.336081][ T5105]  vfs_get_tree+0x22/0xa0
[  207.340394][ T5105]  do_new_mount+0x140/0x360
[  207.344879][ T5105]  __se_sys_mount+0x14b/0x1b0
[  207.349538][ T5105]  do_syscall_64+0x55/0xb0
[  207.354018][ T5105]  ? clear_bhb_loop+0x40/0x90
[  207.358667][ T5105]  ? clear_bhb_loop+0x40/0x90
[  207.363429][ T5105]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  207.369301][ T5105] RIP: 0033:0x7fad6bb9038a
[  207.373702][ T5105] 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
[  207.393293][ T5105] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  207.401688][ T5105] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  207.409642][ T5105] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  207.417597][ T5105] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  207.425554][ T5105] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  207.434030][ T5105] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  207.442019][ T5105]  </TASK>
[  207.445102][ T5105] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  207.458990][ T5105] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  207.565110][ T5108] loop4: detected capacity change from 0 to 32768
[  207.573686][ T5108] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  207.581145][ T5108] CPU: 0 PID: 5108 Comm: syz.4.386 Not tainted syzkaller #0
[  207.588517][ T5108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  207.598565][ T5108] Call Trace:
[  207.601852][ T5108]  <TASK>
[  207.604763][ T5108]  dump_stack_lvl+0x78/0xc0
[  207.609514][ T5108]  sysfs_create_dir_ns+0xe9/0x130
[  207.614522][ T5108]  kobject_add_internal+0x172/0x320
[  207.619708][ T5108]  kobject_init_and_add+0xb3/0x150
[  207.624794][ T5108]  gfs2_sys_fs_add+0xf3/0x1f0
[  207.629502][ T5108]  gfs2_fill_super+0x735/0xa50
[  207.634266][ T5108]  ? gfs2_reconfigure+0x2e0/0x2e0
[  207.639268][ T5108]  get_tree_bdev+0x14e/0x1d0
[  207.643921][ T5108]  gfs2_get_tree+0x20/0x90
[  207.648328][ T5108]  vfs_get_tree+0x22/0xa0
[  207.652650][ T5108]  do_new_mount+0x140/0x360
[  207.657125][ T5108]  __se_sys_mount+0x14b/0x1b0
[  207.661786][ T5108]  do_syscall_64+0x55/0xb0
[  207.666180][ T5108]  ? clear_bhb_loop+0x40/0x90
[  207.670916][ T5108]  ? clear_bhb_loop+0x40/0x90
[  207.675575][ T5108]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  207.681451][ T5108] RIP: 0033:0x7fad6bb9038a
[  207.685849][ T5108] 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
[  207.705753][ T5108] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  207.714147][ T5108] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  207.722100][ T5108] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  207.730051][ T5108] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  207.738000][ T5108] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  207.745947][ T5108] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  207.753898][ T5108]  </TASK>
[  207.756957][ T5108] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  207.770839][ T5108] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  207.904622][ T5111] loop4: detected capacity change from 0 to 32768
[  207.912500][ T5111] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  207.919939][ T5111] CPU: 1 PID: 5111 Comm: syz.4.387 Not tainted syzkaller #0
[  207.927307][ T5111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  207.937372][ T5111] Call Trace:
[  207.940635][ T5111]  <TASK>
[  207.943560][ T5111]  dump_stack_lvl+0x78/0xc0
[  207.948049][ T5111]  sysfs_create_dir_ns+0xe9/0x130
[  207.953166][ T5111]  kobject_add_internal+0x172/0x320
[  207.958346][ T5111]  kobject_init_and_add+0xb3/0x150
[  207.963503][ T5111]  gfs2_sys_fs_add+0xf3/0x1f0
[  207.968252][ T5111]  gfs2_fill_super+0x735/0xa50
[  207.972997][ T5111]  ? gfs2_reconfigure+0x2e0/0x2e0
[  207.978090][ T5111]  get_tree_bdev+0x14e/0x1d0
[  207.982669][ T5111]  gfs2_get_tree+0x20/0x90
[  207.987158][ T5111]  vfs_get_tree+0x22/0xa0
[  207.991464][ T5111]  do_new_mount+0x140/0x360
[  207.995942][ T5111]  __se_sys_mount+0x14b/0x1b0
[  208.000592][ T5111]  do_syscall_64+0x55/0xb0
[  208.004985][ T5111]  ? clear_bhb_loop+0x40/0x90
[  208.009635][ T5111]  ? clear_bhb_loop+0x40/0x90
[  208.014305][ T5111]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  208.020178][ T5111] RIP: 0033:0x7fad6bb9038a
[  208.024572][ T5111] 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
[  208.044163][ T5111] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  208.052565][ T5111] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  208.060519][ T5111] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  208.068478][ T5111] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  208.076431][ T5111] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  208.084481][ T5111] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  208.092449][ T5111]  </TASK>
[  208.095535][ T5111] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  208.109430][ T5111] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  208.244940][ T5114] loop4: detected capacity change from 0 to 32768
[  208.252451][ T5114] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  208.259875][ T5114] CPU: 1 PID: 5114 Comm: syz.4.388 Not tainted syzkaller #0
[  208.267339][ T5114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  208.277474][ T5114] Call Trace:
[  208.280735][ T5114]  <TASK>
[  208.283672][ T5114]  dump_stack_lvl+0x78/0xc0
[  208.288164][ T5114]  sysfs_create_dir_ns+0xe9/0x130
[  208.293172][ T5114]  kobject_add_internal+0x172/0x320
[  208.298349][ T5114]  kobject_init_and_add+0xb3/0x150
[  208.303453][ T5114]  gfs2_sys_fs_add+0xf3/0x1f0
[  208.308119][ T5114]  gfs2_fill_super+0x735/0xa50
[  208.312870][ T5114]  ? gfs2_reconfigure+0x2e0/0x2e0
[  208.317867][ T5114]  get_tree_bdev+0x14e/0x1d0
[  208.322532][ T5114]  gfs2_get_tree+0x20/0x90
[  208.327096][ T5114]  vfs_get_tree+0x22/0xa0
[  208.331419][ T5114]  do_new_mount+0x140/0x360
[  208.335896][ T5114]  __se_sys_mount+0x14b/0x1b0
[  208.340555][ T5114]  do_syscall_64+0x55/0xb0
[  208.344986][ T5114]  ? clear_bhb_loop+0x40/0x90
[  208.349639][ T5114]  ? clear_bhb_loop+0x40/0x90
[  208.354314][ T5114]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  208.360183][ T5114] RIP: 0033:0x7fad6bb9038a
[  208.364575][ T5114] 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
[  208.384166][ T5114] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  208.392580][ T5114] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  208.400562][ T5114] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  208.408523][ T5114] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  208.416474][ T5114] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  208.424510][ T5114] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  208.432467][ T5114]  </TASK>
[  208.435549][ T5114] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  208.449452][ T5114] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  208.614505][ T5117] loop4: detected capacity change from 0 to 32768
[  208.622914][ T5117] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  208.630337][ T5117] CPU: 0 PID: 5117 Comm: syz.4.389 Not tainted syzkaller #0
[  208.637625][ T5117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  208.647766][ T5117] Call Trace:
[  208.651025][ T5117]  <TASK>
[  208.653935][ T5117]  dump_stack_lvl+0x78/0xc0
[  208.658412][ T5117]  sysfs_create_dir_ns+0xe9/0x130
[  208.663410][ T5117]  kobject_add_internal+0x172/0x320
[  208.668583][ T5117]  kobject_init_and_add+0xb3/0x150
[  208.673665][ T5117]  gfs2_sys_fs_add+0xf3/0x1f0
[  208.678313][ T5117]  gfs2_fill_super+0x735/0xa50
[  208.683051][ T5117]  ? gfs2_reconfigure+0x2e0/0x2e0
[  208.688051][ T5117]  get_tree_bdev+0x14e/0x1d0
[  208.692616][ T5117]  gfs2_get_tree+0x20/0x90
[  208.697099][ T5117]  vfs_get_tree+0x22/0xa0
[  208.701402][ T5117]  do_new_mount+0x140/0x360
[  208.705889][ T5117]  __se_sys_mount+0x14b/0x1b0
[  208.710576][ T5117]  do_syscall_64+0x55/0xb0
[  208.715062][ T5117]  ? clear_bhb_loop+0x40/0x90
[  208.719804][ T5117]  ? clear_bhb_loop+0x40/0x90
[  208.724457][ T5117]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  208.730344][ T5117] RIP: 0033:0x7fad6bb9038a
[  208.734735][ T5117] 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
[  208.754412][ T5117] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  208.762892][ T5117] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  208.771105][ T5117] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  208.779059][ T5117] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  208.787008][ T5117] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  208.794954][ T5117] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  208.802920][ T5117]  </TASK>
[  208.806003][ T5117] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  208.819981][ T5117] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  208.973966][ T5120] loop4: detected capacity change from 0 to 32768
[  208.982161][ T5120] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  208.989595][ T5120] CPU: 1 PID: 5120 Comm: syz.4.390 Not tainted syzkaller #0
[  208.996880][ T5120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  209.006931][ T5120] Call Trace:
[  209.010193][ T5120]  <TASK>
[  209.013104][ T5120]  dump_stack_lvl+0x78/0xc0
[  209.017688][ T5120]  sysfs_create_dir_ns+0xe9/0x130
[  209.022947][ T5120]  kobject_add_internal+0x172/0x320
[  209.028160][ T5120]  kobject_init_and_add+0xb3/0x150
[  209.033284][ T5120]  gfs2_sys_fs_add+0xf3/0x1f0
[  209.037941][ T5120]  gfs2_fill_super+0x735/0xa50
[  209.042690][ T5120]  ? gfs2_reconfigure+0x2e0/0x2e0
[  209.048045][ T5120]  get_tree_bdev+0x14e/0x1d0
[  209.052624][ T5120]  gfs2_get_tree+0x20/0x90
[  209.057042][ T5120]  vfs_get_tree+0x22/0xa0
[  209.061389][ T5120]  do_new_mount+0x140/0x360
[  209.065876][ T5120]  __se_sys_mount+0x14b/0x1b0
[  209.070534][ T5120]  do_syscall_64+0x55/0xb0
[  209.074932][ T5120]  ? clear_bhb_loop+0x40/0x90
[  209.079594][ T5120]  ? clear_bhb_loop+0x40/0x90
[  209.084261][ T5120]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  209.090135][ T5120] RIP: 0033:0x7fad6bb9038a
[  209.094557][ T5120] 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
[  209.114314][ T5120] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  209.122798][ T5120] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  209.130752][ T5120] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  209.138707][ T5120] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  209.146660][ T5120] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  209.154613][ T5120] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  209.162656][ T5120]  </TASK>
[  209.165736][ T5120] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  209.179619][ T5120] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  209.314815][ T5123] loop4: detected capacity change from 0 to 32768
[  209.321793][ T5123] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  209.329212][ T5123] CPU: 1 PID: 5123 Comm: syz.4.391 Not tainted syzkaller #0
[  209.336485][ T5123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  209.346534][ T5123] Call Trace:
[  209.349821][ T5123]  <TASK>
[  209.352736][ T5123]  dump_stack_lvl+0x78/0xc0
[  209.357226][ T5123]  sysfs_create_dir_ns+0xe9/0x130
[  209.362236][ T5123]  kobject_add_internal+0x172/0x320
[  209.367417][ T5123]  kobject_init_and_add+0xb3/0x150
[  209.372558][ T5123]  gfs2_sys_fs_add+0xf3/0x1f0
[  209.377212][ T5123]  gfs2_fill_super+0x735/0xa50
[  209.381963][ T5123]  ? gfs2_reconfigure+0x2e0/0x2e0
[  209.386960][ T5123]  get_tree_bdev+0x14e/0x1d0
[  209.391556][ T5123]  gfs2_get_tree+0x20/0x90
[  209.396053][ T5123]  vfs_get_tree+0x22/0xa0
[  209.400352][ T5123]  do_new_mount+0x140/0x360
[  209.404843][ T5123]  __se_sys_mount+0x14b/0x1b0
[  209.409492][ T5123]  do_syscall_64+0x55/0xb0
[  209.413888][ T5123]  ? clear_bhb_loop+0x40/0x90
[  209.418534][ T5123]  ? clear_bhb_loop+0x40/0x90
[  209.423180][ T5123]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  209.429139][ T5123] RIP: 0033:0x7fad6bb9038a
[  209.433564][ T5123] 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
[  209.453328][ T5123] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  209.461727][ T5123] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  209.469687][ T5123] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  209.477639][ T5123] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  209.485592][ T5123] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  209.493547][ T5123] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  209.501505][ T5123]  </TASK>
[  209.504585][ T5123] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  209.518660][ T5123] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  209.653814][ T5126] loop4: detected capacity change from 0 to 32768
[  209.660969][ T5126] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  209.668376][ T5126] CPU: 0 PID: 5126 Comm: syz.4.392 Not tainted syzkaller #0
[  209.675651][ T5126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  209.685695][ T5126] Call Trace:
[  209.688955][ T5126]  <TASK>
[  209.691877][ T5126]  dump_stack_lvl+0x78/0xc0
[  209.696358][ T5126]  sysfs_create_dir_ns+0xe9/0x130
[  209.701467][ T5126]  kobject_add_internal+0x172/0x320
[  209.706636][ T5126]  kobject_init_and_add+0xb3/0x150
[  209.711731][ T5126]  gfs2_sys_fs_add+0xf3/0x1f0
[  209.716393][ T5126]  gfs2_fill_super+0x735/0xa50
[  209.721128][ T5126]  ? gfs2_reconfigure+0x2e0/0x2e0
[  209.726141][ T5126]  get_tree_bdev+0x14e/0x1d0
[  209.730757][ T5126]  gfs2_get_tree+0x20/0x90
[  209.735160][ T5126]  vfs_get_tree+0x22/0xa0
[  209.739492][ T5126]  do_new_mount+0x140/0x360
[  209.744017][ T5126]  __se_sys_mount+0x14b/0x1b0
[  209.748672][ T5126]  do_syscall_64+0x55/0xb0
[  209.753089][ T5126]  ? clear_bhb_loop+0x40/0x90
[  209.757739][ T5126]  ? clear_bhb_loop+0x40/0x90
[  209.762441][ T5126]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  209.768308][ T5126] RIP: 0033:0x7fad6bb9038a
[  209.772699][ T5126] 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
[  209.792474][ T5126] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  209.801134][ T5126] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  209.809088][ T5126] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  209.817044][ T5126] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  209.824999][ T5126] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  209.832953][ T5126] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  209.840911][ T5126]  </TASK>
[  209.843994][ T5126] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  209.857882][ T5126] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/26 21:39:15 executed programs: 378
[  209.994368][ T5129] loop4: detected capacity change from 0 to 32768
[  210.002747][ T5129] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  210.010169][ T5129] CPU: 0 PID: 5129 Comm: syz.4.393 Not tainted syzkaller #0
[  210.017454][ T5129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  210.027504][ T5129] Call Trace:
[  210.030785][ T5129]  <TASK>
[  210.033698][ T5129]  dump_stack_lvl+0x78/0xc0
[  210.038189][ T5129]  sysfs_create_dir_ns+0xe9/0x130
[  210.043277][ T5129]  kobject_add_internal+0x172/0x320
[  210.048447][ T5129]  kobject_init_and_add+0xb3/0x150
[  210.053532][ T5129]  gfs2_sys_fs_add+0xf3/0x1f0
[  210.058186][ T5129]  gfs2_fill_super+0x735/0xa50
[  210.062927][ T5129]  ? gfs2_reconfigure+0x2e0/0x2e0
[  210.067922][ T5129]  get_tree_bdev+0x14e/0x1d0
[  210.072484][ T5129]  gfs2_get_tree+0x20/0x90
[  210.076873][ T5129]  vfs_get_tree+0x22/0xa0
[  210.081175][ T5129]  do_new_mount+0x140/0x360
[  210.085652][ T5129]  __se_sys_mount+0x14b/0x1b0
[  210.090299][ T5129]  do_syscall_64+0x55/0xb0
[  210.094691][ T5129]  ? clear_bhb_loop+0x40/0x90
[  210.099339][ T5129]  ? clear_bhb_loop+0x40/0x90
[  210.103987][ T5129]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  210.109855][ T5129] RIP: 0033:0x7fad6bb9038a
[  210.114244][ T5129] 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
[  210.133859][ T5129] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  210.142255][ T5129] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  210.150306][ T5129] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  210.158269][ T5129] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  210.166272][ T5129] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  210.174310][ T5129] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  210.182275][ T5129]  </TASK>
[  210.185360][ T5129] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  210.199277][ T5129] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  210.325017][ T5132] loop4: detected capacity change from 0 to 32768
[  210.332663][ T5132] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  210.340162][ T5132] CPU: 0 PID: 5132 Comm: syz.4.394 Not tainted syzkaller #0
[  210.347439][ T5132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  210.357487][ T5132] Call Trace:
[  210.360758][ T5132]  <TASK>
[  210.363668][ T5132]  dump_stack_lvl+0x78/0xc0
[  210.368149][ T5132]  sysfs_create_dir_ns+0xe9/0x130
[  210.373148][ T5132]  kobject_add_internal+0x172/0x320
[  210.378491][ T5132]  kobject_init_and_add+0xb3/0x150
[  210.383666][ T5132]  gfs2_sys_fs_add+0xf3/0x1f0
[  210.388322][ T5132]  gfs2_fill_super+0x735/0xa50
[  210.393058][ T5132]  ? gfs2_reconfigure+0x2e0/0x2e0
[  210.398063][ T5132]  get_tree_bdev+0x14e/0x1d0
[  210.402627][ T5132]  gfs2_get_tree+0x20/0x90
[  210.407017][ T5132]  vfs_get_tree+0x22/0xa0
[  210.411319][ T5132]  do_new_mount+0x140/0x360
[  210.415807][ T5132]  __se_sys_mount+0x14b/0x1b0
[  210.420462][ T5132]  do_syscall_64+0x55/0xb0
[  210.424867][ T5132]  ? clear_bhb_loop+0x40/0x90
[  210.429578][ T5132]  ? clear_bhb_loop+0x40/0x90
[  210.434260][ T5132]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  210.440132][ T5132] RIP: 0033:0x7fad6bb9038a
[  210.444536][ T5132] 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
[  210.464137][ T5132] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  210.472575][ T5132] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  210.480531][ T5132] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  210.488491][ T5132] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  210.496449][ T5132] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  210.504415][ T5132] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  210.512646][ T5132]  </TASK>
[  210.515728][ T5132] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  210.529801][ T5132] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  210.665228][ T5135] loop4: detected capacity change from 0 to 32768
[  210.673746][ T5135] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  210.681176][ T5135] CPU: 0 PID: 5135 Comm: syz.4.395 Not tainted syzkaller #0
[  210.688459][ T5135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  210.698500][ T5135] Call Trace:
[  210.701766][ T5135]  <TASK>
[  210.704679][ T5135]  dump_stack_lvl+0x78/0xc0
[  210.709185][ T5135]  sysfs_create_dir_ns+0xe9/0x130
[  210.714191][ T5135]  kobject_add_internal+0x172/0x320
[  210.719447][ T5135]  kobject_init_and_add+0xb3/0x150
[  210.724531][ T5135]  gfs2_sys_fs_add+0xf3/0x1f0
[  210.729183][ T5135]  gfs2_fill_super+0x735/0xa50
[  210.733918][ T5135]  ? gfs2_reconfigure+0x2e0/0x2e0
[  210.738926][ T5135]  get_tree_bdev+0x14e/0x1d0
[  210.743504][ T5135]  gfs2_get_tree+0x20/0x90
[  210.748065][ T5135]  vfs_get_tree+0x22/0xa0
[  210.752476][ T5135]  do_new_mount+0x140/0x360
[  210.756951][ T5135]  __se_sys_mount+0x14b/0x1b0
[  210.761606][ T5135]  do_syscall_64+0x55/0xb0
[  210.765994][ T5135]  ? clear_bhb_loop+0x40/0x90
[  210.770644][ T5135]  ? clear_bhb_loop+0x40/0x90
[  210.775293][ T5135]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  210.781162][ T5135] RIP: 0033:0x7fad6bb9038a
[  210.785682][ T5135] 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
[  210.805446][ T5135] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  210.813845][ T5135] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  210.822073][ T5135] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  210.830025][ T5135] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  210.837980][ T5135] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  210.845939][ T5135] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  210.853985][ T5135]  </TASK>
[  210.857071][ T5135] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  210.870977][ T5135] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  211.004655][ T5138] loop4: detected capacity change from 0 to 32768
[  211.012648][ T5138] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  211.020074][ T5138] CPU: 0 PID: 5138 Comm: syz.4.396 Not tainted syzkaller #0
[  211.027360][ T5138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  211.037471][ T5138] Call Trace:
[  211.040747][ T5138]  <TASK>
[  211.043662][ T5138]  dump_stack_lvl+0x78/0xc0
[  211.048184][ T5138]  sysfs_create_dir_ns+0xe9/0x130
[  211.053191][ T5138]  kobject_add_internal+0x172/0x320
[  211.058363][ T5138]  kobject_init_and_add+0xb3/0x150
[  211.063469][ T5138]  gfs2_sys_fs_add+0xf3/0x1f0
[  211.068135][ T5138]  gfs2_fill_super+0x735/0xa50
[  211.072874][ T5138]  ? gfs2_reconfigure+0x2e0/0x2e0
[  211.077872][ T5138]  get_tree_bdev+0x14e/0x1d0
[  211.082445][ T5138]  gfs2_get_tree+0x20/0x90
[  211.086852][ T5138]  vfs_get_tree+0x22/0xa0
[  211.091167][ T5138]  do_new_mount+0x140/0x360
[  211.095666][ T5138]  __se_sys_mount+0x14b/0x1b0
[  211.100316][ T5138]  do_syscall_64+0x55/0xb0
[  211.104723][ T5138]  ? clear_bhb_loop+0x40/0x90
[  211.109370][ T5138]  ? clear_bhb_loop+0x40/0x90
[  211.114017][ T5138]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  211.119884][ T5138] RIP: 0033:0x7fad6bb9038a
[  211.124300][ T5138] 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
[  211.143885][ T5138] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  211.152274][ T5138] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  211.160338][ T5138] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  211.168300][ T5138] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  211.176258][ T5138] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  211.184218][ T5138] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  211.192175][ T5138]  </TASK>
[  211.195266][ T5138] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  211.209187][ T5138] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  211.354161][ T5141] loop4: detected capacity change from 0 to 32768
[  211.362621][ T5141] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  211.370049][ T5141] CPU: 0 PID: 5141 Comm: syz.4.397 Not tainted syzkaller #0
[  211.377339][ T5141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  211.387387][ T5141] Call Trace:
[  211.390711][ T5141]  <TASK>
[  211.393638][ T5141]  dump_stack_lvl+0x78/0xc0
[  211.398122][ T5141]  sysfs_create_dir_ns+0xe9/0x130
[  211.403122][ T5141]  kobject_add_internal+0x172/0x320
[  211.408294][ T5141]  kobject_init_and_add+0xb3/0x150
[  211.413416][ T5141]  gfs2_sys_fs_add+0xf3/0x1f0
[  211.418075][ T5141]  gfs2_fill_super+0x735/0xa50
[  211.422828][ T5141]  ? gfs2_reconfigure+0x2e0/0x2e0
[  211.427824][ T5141]  get_tree_bdev+0x14e/0x1d0
[  211.432475][ T5141]  gfs2_get_tree+0x20/0x90
[  211.436869][ T5141]  vfs_get_tree+0x22/0xa0
[  211.441188][ T5141]  do_new_mount+0x140/0x360
[  211.445855][ T5141]  __se_sys_mount+0x14b/0x1b0
[  211.450541][ T5141]  do_syscall_64+0x55/0xb0
[  211.454949][ T5141]  ? clear_bhb_loop+0x40/0x90
[  211.459607][ T5141]  ? clear_bhb_loop+0x40/0x90
[  211.464264][ T5141]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  211.470139][ T5141] RIP: 0033:0x7fad6bb9038a
[  211.474540][ T5141] 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
[  211.494159][ T5141] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  211.502556][ T5141] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  211.510512][ T5141] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  211.518468][ T5141] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  211.526428][ T5141] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  211.534397][ T5141] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  211.542351][ T5141]  </TASK>
[  211.545424][ T5141] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  211.559573][ T5141] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  211.704558][ T5144] loop4: detected capacity change from 0 to 32768
[  211.712225][ T5144] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  211.719651][ T5144] CPU: 0 PID: 5144 Comm: syz.4.398 Not tainted syzkaller #0
[  211.726942][ T5144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  211.737004][ T5144] Call Trace:
[  211.740270][ T5144]  <TASK>
[  211.743190][ T5144]  dump_stack_lvl+0x78/0xc0
[  211.747678][ T5144]  sysfs_create_dir_ns+0xe9/0x130
[  211.752683][ T5144]  kobject_add_internal+0x172/0x320
[  211.757855][ T5144]  kobject_init_and_add+0xb3/0x150
[  211.762957][ T5144]  gfs2_sys_fs_add+0xf3/0x1f0
[  211.767609][ T5144]  gfs2_fill_super+0x735/0xa50
[  211.772360][ T5144]  ? gfs2_reconfigure+0x2e0/0x2e0
[  211.777359][ T5144]  get_tree_bdev+0x14e/0x1d0
[  211.782016][ T5144]  gfs2_get_tree+0x20/0x90
[  211.786418][ T5144]  vfs_get_tree+0x22/0xa0
[  211.790737][ T5144]  do_new_mount+0x140/0x360
[  211.795229][ T5144]  __se_sys_mount+0x14b/0x1b0
[  211.799891][ T5144]  do_syscall_64+0x55/0xb0
[  211.804306][ T5144]  ? clear_bhb_loop+0x40/0x90
[  211.808976][ T5144]  ? clear_bhb_loop+0x40/0x90
[  211.813721][ T5144]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  211.819605][ T5144] RIP: 0033:0x7fad6bb9038a
[  211.824003][ T5144] 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
[  211.843692][ T5144] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  211.852091][ T5144] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  211.860046][ T5144] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  211.868001][ T5144] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  211.875956][ T5144] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  211.883908][ T5144] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  211.891863][ T5144]  </TASK>
[  211.894959][ T5144] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  211.908933][ T5144] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  212.044481][ T5147] loop4: detected capacity change from 0 to 32768
[  212.051600][ T5147] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  212.059018][ T5147] CPU: 1 PID: 5147 Comm: syz.4.399 Not tainted syzkaller #0
[  212.066379][ T5147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  212.076434][ T5147] Call Trace:
[  212.079704][ T5147]  <TASK>
[  212.082620][ T5147]  dump_stack_lvl+0x78/0xc0
[  212.087113][ T5147]  sysfs_create_dir_ns+0xe9/0x130
[  212.092129][ T5147]  kobject_add_internal+0x172/0x320
[  212.097319][ T5147]  kobject_init_and_add+0xb3/0x150
[  212.102405][ T5147]  gfs2_sys_fs_add+0xf3/0x1f0
[  212.107062][ T5147]  gfs2_fill_super+0x735/0xa50
[  212.112060][ T5147]  ? gfs2_reconfigure+0x2e0/0x2e0
[  212.117058][ T5147]  get_tree_bdev+0x14e/0x1d0
[  212.121621][ T5147]  gfs2_get_tree+0x20/0x90
[  212.126107][ T5147]  vfs_get_tree+0x22/0xa0
[  212.130411][ T5147]  do_new_mount+0x140/0x360
[  212.134888][ T5147]  __se_sys_mount+0x14b/0x1b0
[  212.139537][ T5147]  do_syscall_64+0x55/0xb0
[  212.143927][ T5147]  ? clear_bhb_loop+0x40/0x90
[  212.148661][ T5147]  ? clear_bhb_loop+0x40/0x90
[  212.153394][ T5147]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  212.159272][ T5147] RIP: 0033:0x7fad6bb9038a
[  212.163673][ T5147] 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
[  212.183518][ T5147] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  212.191935][ T5147] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  212.199890][ T5147] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  212.207857][ T5147] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  212.215905][ T5147] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  212.223863][ T5147] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  212.231991][ T5147]  </TASK>
[  212.235062][ T5147] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  212.249033][ T5147] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  212.384556][ T5150] loop4: detected capacity change from 0 to 32768
[  212.392131][ T5150] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  212.399730][ T5150] CPU: 1 PID: 5150 Comm: syz.4.400 Not tainted syzkaller #0
[  212.407015][ T5150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  212.417158][ T5150] Call Trace:
[  212.420425][ T5150]  <TASK>
[  212.423425][ T5150]  dump_stack_lvl+0x78/0xc0
[  212.427907][ T5150]  sysfs_create_dir_ns+0xe9/0x130
[  212.432910][ T5150]  kobject_add_internal+0x172/0x320
[  212.438172][ T5150]  kobject_init_and_add+0xb3/0x150
[  212.443410][ T5150]  gfs2_sys_fs_add+0xf3/0x1f0
[  212.448071][ T5150]  gfs2_fill_super+0x735/0xa50
[  212.452827][ T5150]  ? gfs2_reconfigure+0x2e0/0x2e0
[  212.457828][ T5150]  get_tree_bdev+0x14e/0x1d0
[  212.462483][ T5150]  gfs2_get_tree+0x20/0x90
[  212.466875][ T5150]  vfs_get_tree+0x22/0xa0
[  212.471186][ T5150]  do_new_mount+0x140/0x360
[  212.475664][ T5150]  __se_sys_mount+0x14b/0x1b0
[  212.480312][ T5150]  do_syscall_64+0x55/0xb0
[  212.484699][ T5150]  ? clear_bhb_loop+0x40/0x90
[  212.489344][ T5150]  ? clear_bhb_loop+0x40/0x90
[  212.493991][ T5150]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  212.499859][ T5150] RIP: 0033:0x7fad6bb9038a
[  212.504250][ T5150] 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
[  212.524263][ T5150] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  212.532655][ T5150] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  212.540612][ T5150] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  212.548567][ T5150] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  212.556553][ T5150] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  212.564515][ T5150] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  212.572481][ T5150]  </TASK>
[  212.575559][ T5150] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  212.589451][ T5150] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  212.733936][ T5153] loop4: detected capacity change from 0 to 32768
[  212.742491][ T5153] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  212.749909][ T5153] CPU: 1 PID: 5153 Comm: syz.4.401 Not tainted syzkaller #0
[  212.757194][ T5153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  212.767261][ T5153] Call Trace:
[  212.770541][ T5153]  <TASK>
[  212.773455][ T5153]  dump_stack_lvl+0x78/0xc0
[  212.777939][ T5153]  sysfs_create_dir_ns+0xe9/0x130
[  212.782942][ T5153]  kobject_add_internal+0x172/0x320
[  212.788137][ T5153]  kobject_init_and_add+0xb3/0x150
[  212.793233][ T5153]  gfs2_sys_fs_add+0xf3/0x1f0
[  212.797900][ T5153]  gfs2_fill_super+0x735/0xa50
[  212.802661][ T5153]  ? gfs2_reconfigure+0x2e0/0x2e0
[  212.807681][ T5153]  get_tree_bdev+0x14e/0x1d0
[  212.812450][ T5153]  gfs2_get_tree+0x20/0x90
[  212.816852][ T5153]  vfs_get_tree+0x22/0xa0
[  212.821168][ T5153]  do_new_mount+0x140/0x360
[  212.825656][ T5153]  __se_sys_mount+0x14b/0x1b0
[  212.830313][ T5153]  do_syscall_64+0x55/0xb0
[  212.834720][ T5153]  ? clear_bhb_loop+0x40/0x90
[  212.839383][ T5153]  ? clear_bhb_loop+0x40/0x90
[  212.844041][ T5153]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  212.849915][ T5153] RIP: 0033:0x7fad6bb9038a
[  212.854317][ T5153] 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
[  212.874092][ T5153] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  212.882495][ T5153] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  212.890540][ T5153] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  212.898581][ T5153] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  212.906565][ T5153] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  212.914531][ T5153] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  212.922494][ T5153]  </TASK>
[  212.925588][ T5153] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  212.939490][ T5153] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  213.086521][ T5156] loop4: detected capacity change from 0 to 32768
[  213.095096][ T5156] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  213.102527][ T5156] CPU: 1 PID: 5156 Comm: syz.4.402 Not tainted syzkaller #0
[  213.109817][ T5156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  213.119868][ T5156] Call Trace:
[  213.123150][ T5156]  <TASK>
[  213.126069][ T5156]  dump_stack_lvl+0x78/0xc0
[  213.130581][ T5156]  sysfs_create_dir_ns+0xe9/0x130
[  213.136109][ T5156]  kobject_add_internal+0x172/0x320
[  213.141284][ T5156]  kobject_init_and_add+0xb3/0x150
[  213.146389][ T5156]  gfs2_sys_fs_add+0xf3/0x1f0
[  213.151057][ T5156]  gfs2_fill_super+0x735/0xa50
[  213.155887][ T5156]  ? gfs2_reconfigure+0x2e0/0x2e0
[  213.160891][ T5156]  get_tree_bdev+0x14e/0x1d0
[  213.165469][ T5156]  gfs2_get_tree+0x20/0x90
[  213.169877][ T5156]  vfs_get_tree+0x22/0xa0
[  213.174379][ T5156]  do_new_mount+0x140/0x360
[  213.178865][ T5156]  __se_sys_mount+0x14b/0x1b0
[  213.183704][ T5156]  do_syscall_64+0x55/0xb0
[  213.188106][ T5156]  ? clear_bhb_loop+0x40/0x90
[  213.192773][ T5156]  ? clear_bhb_loop+0x40/0x90
[  213.197440][ T5156]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  213.203427][ T5156] RIP: 0033:0x7fad6bb9038a
[  213.207921][ T5156] 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
[  213.227514][ T5156] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  213.236015][ T5156] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  213.243986][ T5156] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  213.252031][ T5156] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  213.259989][ T5156] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  213.267959][ T5156] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  213.275934][ T5156]  </TASK>
[  213.279013][ T5156] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  213.292901][ T5156] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  213.433915][ T5159] loop4: detected capacity change from 0 to 32768
[  213.442384][ T5159] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  213.449801][ T5159] CPU: 0 PID: 5159 Comm: syz.4.403 Not tainted syzkaller #0
[  213.457253][ T5159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  213.467304][ T5159] Call Trace:
[  213.470573][ T5159]  <TASK>
[  213.473485][ T5159]  dump_stack_lvl+0x78/0xc0
[  213.477988][ T5159]  sysfs_create_dir_ns+0xe9/0x130
[  213.482986][ T5159]  kobject_add_internal+0x172/0x320
[  213.488157][ T5159]  kobject_init_and_add+0xb3/0x150
[  213.493251][ T5159]  gfs2_sys_fs_add+0xf3/0x1f0
[  213.497903][ T5159]  gfs2_fill_super+0x735/0xa50
[  213.502658][ T5159]  ? gfs2_reconfigure+0x2e0/0x2e0
[  213.507657][ T5159]  get_tree_bdev+0x14e/0x1d0
[  213.512224][ T5159]  gfs2_get_tree+0x20/0x90
[  213.516789][ T5159]  vfs_get_tree+0x22/0xa0
[  213.521194][ T5159]  do_new_mount+0x140/0x360
[  213.525674][ T5159]  __se_sys_mount+0x14b/0x1b0
[  213.530325][ T5159]  do_syscall_64+0x55/0xb0
[  213.534721][ T5159]  ? clear_bhb_loop+0x40/0x90
[  213.539484][ T5159]  ? clear_bhb_loop+0x40/0x90
[  213.544229][ T5159]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  213.550097][ T5159] RIP: 0033:0x7fad6bb9038a
[  213.554516][ T5159] 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
[  213.574125][ T5159] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  213.582516][ T5159] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  213.590462][ T5159] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  213.598420][ T5159] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  213.606368][ T5159] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  213.614316][ T5159] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  213.622269][ T5159]  </TASK>
[  213.625339][ T5159] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  213.639236][ T5159] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  213.754382][ T5162] loop4: detected capacity change from 0 to 32768
[  213.762338][ T5162] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  213.769774][ T5162] CPU: 1 PID: 5162 Comm: syz.4.404 Not tainted syzkaller #0
[  213.777057][ T5162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  213.787118][ T5162] Call Trace:
[  213.790399][ T5162]  <TASK>
[  213.793316][ T5162]  dump_stack_lvl+0x78/0xc0
[  213.797973][ T5162]  sysfs_create_dir_ns+0xe9/0x130
[  213.802974][ T5162]  kobject_add_internal+0x172/0x320
[  213.808147][ T5162]  kobject_init_and_add+0xb3/0x150
[  213.813257][ T5162]  gfs2_sys_fs_add+0xf3/0x1f0
[  213.817911][ T5162]  gfs2_fill_super+0x735/0xa50
[  213.822739][ T5162]  ? gfs2_reconfigure+0x2e0/0x2e0
[  213.827752][ T5162]  get_tree_bdev+0x14e/0x1d0
[  213.832339][ T5162]  gfs2_get_tree+0x20/0x90
[  213.836754][ T5162]  vfs_get_tree+0x22/0xa0
[  213.841152][ T5162]  do_new_mount+0x140/0x360
[  213.845641][ T5162]  __se_sys_mount+0x14b/0x1b0
[  213.850294][ T5162]  do_syscall_64+0x55/0xb0
[  213.854766][ T5162]  ? clear_bhb_loop+0x40/0x90
[  213.859436][ T5162]  ? clear_bhb_loop+0x40/0x90
[  213.864090][ T5162]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  213.869995][ T5162] RIP: 0033:0x7fad6bb9038a
[  213.874399][ T5162] 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
[  213.894153][ T5162] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  213.902632][ T5162] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  213.910676][ T5162] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  213.918640][ T5162] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  213.926706][ T5162] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  213.934667][ T5162] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  213.942716][ T5162]  </TASK>
[  213.945793][ T5162] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  213.959680][ T5162] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  214.094656][ T5165] loop4: detected capacity change from 0 to 32768
[  214.102263][ T5165] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  214.109727][ T5165] CPU: 0 PID: 5165 Comm: syz.4.405 Not tainted syzkaller #0
[  214.117015][ T5165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  214.127082][ T5165] Call Trace:
[  214.130344][ T5165]  <TASK>
[  214.133257][ T5165]  dump_stack_lvl+0x78/0xc0
[  214.137760][ T5165]  sysfs_create_dir_ns+0xe9/0x130
[  214.142768][ T5165]  kobject_add_internal+0x172/0x320
[  214.147941][ T5165]  kobject_init_and_add+0xb3/0x150
[  214.153037][ T5165]  gfs2_sys_fs_add+0xf3/0x1f0
[  214.157688][ T5165]  gfs2_fill_super+0x735/0xa50
[  214.162511][ T5165]  ? gfs2_reconfigure+0x2e0/0x2e0
[  214.167508][ T5165]  get_tree_bdev+0x14e/0x1d0
[  214.172072][ T5165]  gfs2_get_tree+0x20/0x90
[  214.176530][ T5165]  vfs_get_tree+0x22/0xa0
[  214.180858][ T5165]  do_new_mount+0x140/0x360
[  214.185340][ T5165]  __se_sys_mount+0x14b/0x1b0
[  214.190002][ T5165]  do_syscall_64+0x55/0xb0
[  214.194412][ T5165]  ? clear_bhb_loop+0x40/0x90
[  214.199067][ T5165]  ? clear_bhb_loop+0x40/0x90
[  214.203730][ T5165]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  214.209642][ T5165] RIP: 0033:0x7fad6bb9038a
[  214.214042][ T5165] 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
[  214.233642][ T5165] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  214.242128][ T5165] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  214.250179][ T5165] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  214.258483][ T5165] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  214.267049][ T5165] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  214.275005][ T5165] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  214.282966][ T5165]  </TASK>
[  214.286127][ T5165] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  214.300033][ T5165] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  214.444729][ T5168] loop4: detected capacity change from 0 to 32768
[  214.453258][ T5168] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  214.460686][ T5168] CPU: 1 PID: 5168 Comm: syz.4.406 Not tainted syzkaller #0
[  214.467966][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  214.478106][ T5168] Call Trace:
[  214.481405][ T5168]  <TASK>
[  214.484321][ T5168]  dump_stack_lvl+0x78/0xc0
[  214.488827][ T5168]  sysfs_create_dir_ns+0xe9/0x130
[  214.493848][ T5168]  kobject_add_internal+0x172/0x320
[  214.499020][ T5168]  kobject_init_and_add+0xb3/0x150
[  214.504130][ T5168]  gfs2_sys_fs_add+0xf3/0x1f0
[  214.508789][ T5168]  gfs2_fill_super+0x735/0xa50
[  214.513564][ T5168]  ? gfs2_reconfigure+0x2e0/0x2e0
[  214.518570][ T5168]  get_tree_bdev+0x14e/0x1d0
[  214.523136][ T5168]  gfs2_get_tree+0x20/0x90
[  214.527538][ T5168]  vfs_get_tree+0x22/0xa0
[  214.531859][ T5168]  do_new_mount+0x140/0x360
[  214.536339][ T5168]  __se_sys_mount+0x14b/0x1b0
[  214.541003][ T5168]  do_syscall_64+0x55/0xb0
[  214.545409][ T5168]  ? clear_bhb_loop+0x40/0x90
[  214.550073][ T5168]  ? clear_bhb_loop+0x40/0x90
[  214.554731][ T5168]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  214.560602][ T5168] RIP: 0033:0x7fad6bb9038a
[  214.565000][ T5168] 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
[  214.584680][ T5168] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  214.593157][ T5168] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  214.601108][ T5168] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  214.609054][ T5168] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  214.617003][ T5168] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  214.625063][ T5168] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  214.633038][ T5168]  </TASK>
[  214.636171][ T5168] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  214.650072][ T5168] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  214.789882][ T5171] loop4: detected capacity change from 0 to 32768
[  214.810596][ T5171] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  214.818065][ T5171] CPU: 0 PID: 5171 Comm: syz.4.407 Not tainted syzkaller #0
[  214.825391][ T5171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  214.835600][ T5171] Call Trace:
[  214.838861][ T5171]  <TASK>
[  214.841774][ T5171]  dump_stack_lvl+0x78/0xc0
[  214.846483][ T5171]  sysfs_create_dir_ns+0xe9/0x130
[  214.851492][ T5171]  kobject_add_internal+0x172/0x320
[  214.856759][ T5171]  kobject_init_and_add+0xb3/0x150
[  214.861851][ T5171]  gfs2_sys_fs_add+0xf3/0x1f0
[  214.866502][ T5171]  gfs2_fill_super+0x735/0xa50
[  214.871326][ T5171]  ? gfs2_reconfigure+0x2e0/0x2e0
[  214.876323][ T5171]  get_tree_bdev+0x14e/0x1d0
[  214.880906][ T5171]  gfs2_get_tree+0x20/0x90
[  214.885389][ T5171]  vfs_get_tree+0x22/0xa0
[  214.889710][ T5171]  do_new_mount+0x140/0x360
[  214.894188][ T5171]  __se_sys_mount+0x14b/0x1b0
[  214.898839][ T5171]  do_syscall_64+0x55/0xb0
[  214.903230][ T5171]  ? clear_bhb_loop+0x40/0x90
[  214.907879][ T5171]  ? clear_bhb_loop+0x40/0x90
[  214.912528][ T5171]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  214.918395][ T5171] RIP: 0033:0x7fad6bb9038a
[  214.922874][ T5171] 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
[  214.942646][ T5171] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  214.951048][ T5171] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  214.959006][ T5171] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  214.967047][ T5171] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  214.975022][ T5171] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  214.983191][ T5171] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  214.991159][ T5171]  </TASK>
[  214.994269][ T5171] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  215.008199][ T5171] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/26 21:39:20 executed programs: 393
[  215.134345][ T5174] loop4: detected capacity change from 0 to 32768
[  215.142807][ T5174] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  215.150251][ T5174] CPU: 1 PID: 5174 Comm: syz.4.408 Not tainted syzkaller #0
[  215.157534][ T5174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  215.167611][ T5174] Call Trace:
[  215.170874][ T5174]  <TASK>
[  215.173792][ T5174]  dump_stack_lvl+0x78/0xc0
[  215.178280][ T5174]  sysfs_create_dir_ns+0xe9/0x130
[  215.183280][ T5174]  kobject_add_internal+0x172/0x320
[  215.188481][ T5174]  kobject_init_and_add+0xb3/0x150
[  215.193596][ T5174]  gfs2_sys_fs_add+0xf3/0x1f0
[  215.198252][ T5174]  gfs2_fill_super+0x735/0xa50
[  215.202997][ T5174]  ? gfs2_reconfigure+0x2e0/0x2e0
[  215.208000][ T5174]  get_tree_bdev+0x14e/0x1d0
[  215.212572][ T5174]  gfs2_get_tree+0x20/0x90
[  215.216975][ T5174]  vfs_get_tree+0x22/0xa0
[  215.221293][ T5174]  do_new_mount+0x140/0x360
[  215.225794][ T5174]  __se_sys_mount+0x14b/0x1b0
[  215.230455][ T5174]  do_syscall_64+0x55/0xb0
[  215.234852][ T5174]  ? clear_bhb_loop+0x40/0x90
[  215.239502][ T5174]  ? clear_bhb_loop+0x40/0x90
[  215.244188][ T5174]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  215.250125][ T5174] RIP: 0033:0x7fad6bb9038a
[  215.254538][ T5174] 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
[  215.274137][ T5174] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  215.282529][ T5174] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  215.290514][ T5174] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  215.298473][ T5174] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  215.306432][ T5174] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  215.314400][ T5174] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  215.322356][ T5174]  </TASK>
[  215.325413][ T5174] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  215.339312][ T5174] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  215.454698][ T5177] loop4: detected capacity change from 0 to 32768
[  215.463441][ T5177] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  215.470930][ T5177] CPU: 1 PID: 5177 Comm: syz.4.409 Not tainted syzkaller #0
[  215.478213][ T5177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  215.488267][ T5177] Call Trace:
[  215.491534][ T5177]  <TASK>
[  215.494455][ T5177]  dump_stack_lvl+0x78/0xc0
[  215.499047][ T5177]  sysfs_create_dir_ns+0xe9/0x130
[  215.504047][ T5177]  kobject_add_internal+0x172/0x320
[  215.509221][ T5177]  kobject_init_and_add+0xb3/0x150
[  215.514306][ T5177]  gfs2_sys_fs_add+0xf3/0x1f0
[  215.518976][ T5177]  gfs2_fill_super+0x735/0xa50
[  215.523824][ T5177]  ? gfs2_reconfigure+0x2e0/0x2e0
[  215.528828][ T5177]  get_tree_bdev+0x14e/0x1d0
[  215.533395][ T5177]  gfs2_get_tree+0x20/0x90
[  215.537847][ T5177]  vfs_get_tree+0x22/0xa0
[  215.542254][ T5177]  do_new_mount+0x140/0x360
[  215.546745][ T5177]  __se_sys_mount+0x14b/0x1b0
[  215.551423][ T5177]  do_syscall_64+0x55/0xb0
[  215.555826][ T5177]  ? clear_bhb_loop+0x40/0x90
[  215.560479][ T5177]  ? clear_bhb_loop+0x40/0x90
[  215.565157][ T5177]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  215.571124][ T5177] RIP: 0033:0x7fad6bb9038a
[  215.575536][ T5177] 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
[  215.595120][ T5177] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  215.603551][ T5177] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  215.611542][ T5177] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  215.619504][ T5177] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  215.627477][ T5177] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  215.635426][ T5177] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  215.643560][ T5177]  </TASK>
[  215.646640][ T5177] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  215.660610][ T5177] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  215.794809][ T5180] loop4: detected capacity change from 0 to 32768
[  215.802380][ T5180] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  215.809892][ T5180] CPU: 0 PID: 5180 Comm: syz.4.410 Not tainted syzkaller #0
[  215.817366][ T5180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  215.827435][ T5180] Call Trace:
[  215.830699][ T5180]  <TASK>
[  215.833642][ T5180]  dump_stack_lvl+0x78/0xc0
[  215.838184][ T5180]  sysfs_create_dir_ns+0xe9/0x130
[  215.843191][ T5180]  kobject_add_internal+0x172/0x320
[  215.848364][ T5180]  kobject_init_and_add+0xb3/0x150
[  215.853448][ T5180]  gfs2_sys_fs_add+0xf3/0x1f0
[  215.858100][ T5180]  gfs2_fill_super+0x735/0xa50
[  215.862856][ T5180]  ? gfs2_reconfigure+0x2e0/0x2e0
[  215.867858][ T5180]  get_tree_bdev+0x14e/0x1d0
[  215.872435][ T5180]  gfs2_get_tree+0x20/0x90
[  215.876824][ T5180]  vfs_get_tree+0x22/0xa0
[  215.881125][ T5180]  do_new_mount+0x140/0x360
[  215.885602][ T5180]  __se_sys_mount+0x14b/0x1b0
[  215.890251][ T5180]  do_syscall_64+0x55/0xb0
[  215.894655][ T5180]  ? clear_bhb_loop+0x40/0x90
[  215.899306][ T5180]  ? clear_bhb_loop+0x40/0x90
[  215.903969][ T5180]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  215.909835][ T5180] RIP: 0033:0x7fad6bb9038a
[  215.914401][ T5180] 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
[  215.934169][ T5180] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  215.942996][ T5180] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  215.951126][ T5180] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  215.959626][ T5180] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  215.967800][ T5180] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  215.975759][ T5180] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  215.983728][ T5180]  </TASK>
[  215.986955][ T5180] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  216.000949][ T5180] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  216.134257][ T5183] loop4: detected capacity change from 0 to 32768
[  216.141983][ T5183] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  216.149406][ T5183] CPU: 0 PID: 5183 Comm: syz.4.411 Not tainted syzkaller #0
[  216.156688][ T5183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  216.166738][ T5183] Call Trace:
[  216.170118][ T5183]  <TASK>
[  216.173032][ T5183]  dump_stack_lvl+0x78/0xc0
[  216.177688][ T5183]  sysfs_create_dir_ns+0xe9/0x130
[  216.182691][ T5183]  kobject_add_internal+0x172/0x320
[  216.187863][ T5183]  kobject_init_and_add+0xb3/0x150
[  216.192959][ T5183]  gfs2_sys_fs_add+0xf3/0x1f0
[  216.197622][ T5183]  gfs2_fill_super+0x735/0xa50
[  216.202376][ T5183]  ? gfs2_reconfigure+0x2e0/0x2e0
[  216.207550][ T5183]  get_tree_bdev+0x14e/0x1d0
[  216.212114][ T5183]  gfs2_get_tree+0x20/0x90
[  216.216594][ T5183]  vfs_get_tree+0x22/0xa0
[  216.220908][ T5183]  do_new_mount+0x140/0x360
[  216.225419][ T5183]  __se_sys_mount+0x14b/0x1b0
[  216.230168][ T5183]  do_syscall_64+0x55/0xb0
[  216.234570][ T5183]  ? clear_bhb_loop+0x40/0x90
[  216.239230][ T5183]  ? clear_bhb_loop+0x40/0x90
[  216.243883][ T5183]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  216.249756][ T5183] RIP: 0033:0x7fad6bb9038a
[  216.254152][ T5183] 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
[  216.273757][ T5183] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  216.282155][ T5183] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  216.290111][ T5183] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  216.298068][ T5183] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  216.306020][ T5183] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  216.314064][ T5183] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  216.322048][ T5183]  </TASK>
[  216.325233][ T5183] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  216.339212][ T5183] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  216.455727][ T5186] loop4: detected capacity change from 0 to 32768
[  216.463715][ T5186] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  216.471142][ T5186] CPU: 1 PID: 5186 Comm: syz.4.412 Not tainted syzkaller #0
[  216.478481][ T5186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  216.488531][ T5186] Call Trace:
[  216.491797][ T5186]  <TASK>
[  216.494753][ T5186]  dump_stack_lvl+0x78/0xc0
[  216.499237][ T5186]  sysfs_create_dir_ns+0xe9/0x130
[  216.504234][ T5186]  kobject_add_internal+0x172/0x320
[  216.509494][ T5186]  kobject_init_and_add+0xb3/0x150
[  216.514577][ T5186]  gfs2_sys_fs_add+0xf3/0x1f0
[  216.519250][ T5186]  gfs2_fill_super+0x735/0xa50
[  216.524007][ T5186]  ? gfs2_reconfigure+0x2e0/0x2e0
[  216.529012][ T5186]  get_tree_bdev+0x14e/0x1d0
[  216.533581][ T5186]  gfs2_get_tree+0x20/0x90
[  216.537977][ T5186]  vfs_get_tree+0x22/0xa0
[  216.542280][ T5186]  do_new_mount+0x140/0x360
[  216.546865][ T5186]  __se_sys_mount+0x14b/0x1b0
[  216.551516][ T5186]  do_syscall_64+0x55/0xb0
[  216.555986][ T5186]  ? clear_bhb_loop+0x40/0x90
[  216.560648][ T5186]  ? clear_bhb_loop+0x40/0x90
[  216.565305][ T5186]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  216.571285][ T5186] RIP: 0033:0x7fad6bb9038a
[  216.575693][ T5186] 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
[  216.595283][ T5186] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  216.603680][ T5186] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  216.611647][ T5186] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  216.619609][ T5186] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  216.627571][ T5186] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  216.635531][ T5186] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  216.643522][ T5186]  </TASK>
[  216.646627][ T5186] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  216.660533][ T5186] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  216.794293][ T5189] loop4: detected capacity change from 0 to 32768
[  216.801895][ T5189] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  216.809321][ T5189] CPU: 1 PID: 5189 Comm: syz.4.413 Not tainted syzkaller #0
[  216.816779][ T5189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  216.826846][ T5189] Call Trace:
[  216.830107][ T5189]  <TASK>
[  216.833029][ T5189]  dump_stack_lvl+0x78/0xc0
[  216.837511][ T5189]  sysfs_create_dir_ns+0xe9/0x130
[  216.842598][ T5189]  kobject_add_internal+0x172/0x320
[  216.847771][ T5189]  kobject_init_and_add+0xb3/0x150
[  216.852857][ T5189]  gfs2_sys_fs_add+0xf3/0x1f0
[  216.857525][ T5189]  gfs2_fill_super+0x735/0xa50
[  216.862294][ T5189]  ? gfs2_reconfigure+0x2e0/0x2e0
[  216.867380][ T5189]  get_tree_bdev+0x14e/0x1d0
[  216.872203][ T5189]  gfs2_get_tree+0x20/0x90
[  216.876594][ T5189]  vfs_get_tree+0x22/0xa0
[  216.880903][ T5189]  do_new_mount+0x140/0x360
[  216.885386][ T5189]  __se_sys_mount+0x14b/0x1b0
[  216.890045][ T5189]  do_syscall_64+0x55/0xb0
[  216.894446][ T5189]  ? clear_bhb_loop+0x40/0x90
[  216.899105][ T5189]  ? clear_bhb_loop+0x40/0x90
[  216.903762][ T5189]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  216.909734][ T5189] RIP: 0033:0x7fad6bb9038a
[  216.914134][ T5189] 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
[  216.933981][ T5189] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  216.942389][ T5189] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  216.950403][ T5189] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  216.958659][ T5189] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  216.966734][ T5189] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  216.974688][ T5189] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  216.982664][ T5189]  </TASK>
[  216.985766][ T5189] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  217.000108][ T5189] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  217.134828][ T5192] loop4: detected capacity change from 0 to 32768
[  217.142615][ T5192] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  217.150211][ T5192] CPU: 1 PID: 5192 Comm: syz.4.414 Not tainted syzkaller #0
[  217.157585][ T5192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  217.167633][ T5192] Call Trace:
[  217.170934][ T5192]  <TASK>
[  217.173862][ T5192]  dump_stack_lvl+0x78/0xc0
[  217.178344][ T5192]  sysfs_create_dir_ns+0xe9/0x130
[  217.183398][ T5192]  kobject_add_internal+0x172/0x320
[  217.188597][ T5192]  kobject_init_and_add+0xb3/0x150
[  217.193706][ T5192]  gfs2_sys_fs_add+0xf3/0x1f0
[  217.198370][ T5192]  gfs2_fill_super+0x735/0xa50
[  217.203109][ T5192]  ? gfs2_reconfigure+0x2e0/0x2e0
[  217.208118][ T5192]  get_tree_bdev+0x14e/0x1d0
[  217.212859][ T5192]  gfs2_get_tree+0x20/0x90
[  217.217249][ T5192]  vfs_get_tree+0x22/0xa0
[  217.221586][ T5192]  do_new_mount+0x140/0x360
[  217.226067][ T5192]  __se_sys_mount+0x14b/0x1b0
[  217.230980][ T5192]  do_syscall_64+0x55/0xb0
[  217.235396][ T5192]  ? clear_bhb_loop+0x40/0x90
[  217.240068][ T5192]  ? clear_bhb_loop+0x40/0x90
[  217.244805][ T5192]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  217.250676][ T5192] RIP: 0033:0x7fad6bb9038a
[  217.255070][ T5192] 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
[  217.274674][ T5192] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  217.283068][ T5192] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  217.291024][ T5192] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  217.298991][ T5192] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  217.306955][ T5192] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  217.314911][ T5192] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  217.322878][ T5192]  </TASK>
[  217.325977][ T5192] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  217.339880][ T5192] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  217.505831][ T5195] loop4: detected capacity change from 0 to 32768
[  217.514364][ T5195] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  217.521800][ T5195] CPU: 1 PID: 5195 Comm: syz.4.415 Not tainted syzkaller #0
[  217.529083][ T5195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  217.539154][ T5195] Call Trace:
[  217.542418][ T5195]  <TASK>
[  217.545461][ T5195]  dump_stack_lvl+0x78/0xc0
[  217.549973][ T5195]  sysfs_create_dir_ns+0xe9/0x130
[  217.554991][ T5195]  kobject_add_internal+0x172/0x320
[  217.560253][ T5195]  kobject_init_and_add+0xb3/0x150
[  217.565344][ T5195]  gfs2_sys_fs_add+0xf3/0x1f0
[  217.570009][ T5195]  gfs2_fill_super+0x735/0xa50
[  217.574753][ T5195]  ? gfs2_reconfigure+0x2e0/0x2e0
[  217.579756][ T5195]  get_tree_bdev+0x14e/0x1d0
[  217.584332][ T5195]  gfs2_get_tree+0x20/0x90
[  217.588736][ T5195]  vfs_get_tree+0x22/0xa0
[  217.593059][ T5195]  do_new_mount+0x140/0x360
[  217.597548][ T5195]  __se_sys_mount+0x14b/0x1b0
[  217.602253][ T5195]  do_syscall_64+0x55/0xb0
[  217.606653][ T5195]  ? clear_bhb_loop+0x40/0x90
[  217.611486][ T5195]  ? clear_bhb_loop+0x40/0x90
[  217.616151][ T5195]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  217.622030][ T5195] RIP: 0033:0x7fad6bb9038a
[  217.626520][ T5195] 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
[  217.646283][ T5195] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  217.654676][ T5195] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  217.662637][ T5195] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  217.670591][ T5195] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  217.678544][ T5195] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  217.686506][ T5195] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  217.694550][ T5195]  </TASK>
[  217.697616][ T5195] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  217.711505][ T5195] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  217.845927][ T5198] loop4: detected capacity change from 0 to 32768
[  217.853056][ T5198] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  217.860494][ T5198] CPU: 1 PID: 5198 Comm: syz.4.416 Not tainted syzkaller #0
[  217.867778][ T5198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  217.877822][ T5198] Call Trace:
[  217.881087][ T5198]  <TASK>
[  217.884024][ T5198]  dump_stack_lvl+0x78/0xc0
[  217.888516][ T5198]  sysfs_create_dir_ns+0xe9/0x130
[  217.893795][ T5198]  kobject_add_internal+0x172/0x320
[  217.899054][ T5198]  kobject_init_and_add+0xb3/0x150
[  217.904147][ T5198]  gfs2_sys_fs_add+0xf3/0x1f0
[  217.908808][ T5198]  gfs2_fill_super+0x735/0xa50
[  217.913547][ T5198]  ? gfs2_reconfigure+0x2e0/0x2e0
[  217.918742][ T5198]  get_tree_bdev+0x14e/0x1d0
[  217.923309][ T5198]  gfs2_get_tree+0x20/0x90
[  217.927787][ T5198]  vfs_get_tree+0x22/0xa0
[  217.932092][ T5198]  do_new_mount+0x140/0x360
[  217.936769][ T5198]  __se_sys_mount+0x14b/0x1b0
[  217.941452][ T5198]  do_syscall_64+0x55/0xb0
[  217.945845][ T5198]  ? clear_bhb_loop+0x40/0x90
[  217.950496][ T5198]  ? clear_bhb_loop+0x40/0x90
[  217.955163][ T5198]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  217.961475][ T5198] RIP: 0033:0x7fad6bb9038a
[  217.965872][ T5198] 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
[  217.985559][ T5198] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  217.993963][ T5198] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  218.001930][ T5198] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  218.009898][ T5198] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  218.017946][ T5198] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  218.025992][ T5198] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  218.033964][ T5198]  </TASK>
[  218.037037][ T5198] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  218.050925][ T5198] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  218.197000][ T5201] loop4: detected capacity change from 0 to 32768
[  218.204732][ T5201] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  218.212333][ T5201] CPU: 0 PID: 5201 Comm: syz.4.417 Not tainted syzkaller #0
[  218.219627][ T5201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  218.229677][ T5201] Call Trace:
[  218.232943][ T5201]  <TASK>
[  218.235864][ T5201]  dump_stack_lvl+0x78/0xc0
[  218.240349][ T5201]  sysfs_create_dir_ns+0xe9/0x130
[  218.245444][ T5201]  kobject_add_internal+0x172/0x320
[  218.250615][ T5201]  kobject_init_and_add+0xb3/0x150
[  218.255961][ T5201]  gfs2_sys_fs_add+0xf3/0x1f0
[  218.260630][ T5201]  gfs2_fill_super+0x735/0xa50
[  218.265367][ T5201]  ? gfs2_reconfigure+0x2e0/0x2e0
[  218.270366][ T5201]  get_tree_bdev+0x14e/0x1d0
[  218.274941][ T5201]  gfs2_get_tree+0x20/0x90
[  218.279354][ T5201]  vfs_get_tree+0x22/0xa0
[  218.283671][ T5201]  do_new_mount+0x140/0x360
[  218.288156][ T5201]  __se_sys_mount+0x14b/0x1b0
[  218.292806][ T5201]  do_syscall_64+0x55/0xb0
[  218.297199][ T5201]  ? clear_bhb_loop+0x40/0x90
[  218.301845][ T5201]  ? clear_bhb_loop+0x40/0x90
[  218.306493][ T5201]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  218.312376][ T5201] RIP: 0033:0x7fad6bb9038a
[  218.316862][ T5201] 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
[  218.336637][ T5201] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  218.345376][ T5201] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  218.353326][ T5201] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  218.361293][ T5201] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  218.369360][ T5201] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  218.377410][ T5201] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  218.385533][ T5201]  </TASK>
[  218.388582][ T5201] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  218.402575][ T5201] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  218.545294][ T5204] loop4: detected capacity change from 0 to 32768
[  218.553729][ T5204] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  218.561255][ T5204] CPU: 1 PID: 5204 Comm: syz.4.418 Not tainted syzkaller #0
[  218.568568][ T5204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  218.578616][ T5204] Call Trace:
[  218.581879][ T5204]  <TASK>
[  218.584792][ T5204]  dump_stack_lvl+0x78/0xc0
[  218.589401][ T5204]  sysfs_create_dir_ns+0xe9/0x130
[  218.594864][ T5204]  kobject_add_internal+0x172/0x320
[  218.600127][ T5204]  kobject_init_and_add+0xb3/0x150
[  218.605223][ T5204]  gfs2_sys_fs_add+0xf3/0x1f0
[  218.610050][ T5204]  gfs2_fill_super+0x735/0xa50
[  218.614802][ T5204]  ? gfs2_reconfigure+0x2e0/0x2e0
[  218.619802][ T5204]  get_tree_bdev+0x14e/0x1d0
[  218.624366][ T5204]  gfs2_get_tree+0x20/0x90
[  218.628851][ T5204]  vfs_get_tree+0x22/0xa0
[  218.633153][ T5204]  do_new_mount+0x140/0x360
[  218.637630][ T5204]  __se_sys_mount+0x14b/0x1b0
[  218.642288][ T5204]  do_syscall_64+0x55/0xb0
[  218.646690][ T5204]  ? clear_bhb_loop+0x40/0x90
[  218.651377][ T5204]  ? clear_bhb_loop+0x40/0x90
[  218.656134][ T5204]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  218.662033][ T5204] RIP: 0033:0x7fad6bb9038a
[  218.666520][ T5204] 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
[  218.686108][ T5204] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  218.694589][ T5204] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  218.702630][ T5204] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  218.710586][ T5204] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  218.718540][ T5204] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  218.726520][ T5204] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  218.734497][ T5204]  </TASK>
[  218.737580][ T5204] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  218.751472][ T5204] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  218.885231][ T5207] loop4: detected capacity change from 0 to 32768
[  218.893810][ T5207] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  218.901235][ T5207] CPU: 1 PID: 5207 Comm: syz.4.419 Not tainted syzkaller #0
[  218.908533][ T5207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  218.918575][ T5207] Call Trace:
[  218.922101][ T5207]  <TASK>
[  218.925038][ T5207]  dump_stack_lvl+0x78/0xc0
[  218.929526][ T5207]  sysfs_create_dir_ns+0xe9/0x130
[  218.934535][ T5207]  kobject_add_internal+0x172/0x320
[  218.939717][ T5207]  kobject_init_and_add+0xb3/0x150
[  218.944813][ T5207]  gfs2_sys_fs_add+0xf3/0x1f0
[  218.949562][ T5207]  gfs2_fill_super+0x735/0xa50
[  218.954478][ T5207]  ? gfs2_reconfigure+0x2e0/0x2e0
[  218.959481][ T5207]  get_tree_bdev+0x14e/0x1d0
[  218.964080][ T5207]  gfs2_get_tree+0x20/0x90
[  218.968561][ T5207]  vfs_get_tree+0x22/0xa0
[  218.972870][ T5207]  do_new_mount+0x140/0x360
[  218.977357][ T5207]  __se_sys_mount+0x14b/0x1b0
[  218.982009][ T5207]  do_syscall_64+0x55/0xb0
[  218.986575][ T5207]  ? clear_bhb_loop+0x40/0x90
[  218.991228][ T5207]  ? clear_bhb_loop+0x40/0x90
[  218.995874][ T5207]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  219.002182][ T5207] RIP: 0033:0x7fad6bb9038a
[  219.006575][ T5207] 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
[  219.026251][ T5207] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  219.034732][ T5207] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  219.042692][ T5207] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  219.050904][ T5207] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  219.058859][ T5207] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  219.066998][ T5207] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  219.074957][ T5207]  </TASK>
[  219.078019][ T5207] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  219.091989][ T5207] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  219.233949][ T5210] loop4: detected capacity change from 0 to 32768
[  219.241802][ T5210] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  219.249224][ T5210] CPU: 1 PID: 5210 Comm: syz.4.420 Not tainted syzkaller #0
[  219.256508][ T5210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  219.266554][ T5210] Call Trace:
[  219.269825][ T5210]  <TASK>
[  219.272734][ T5210]  dump_stack_lvl+0x78/0xc0
[  219.277235][ T5210]  sysfs_create_dir_ns+0xe9/0x130
[  219.282251][ T5210]  kobject_add_internal+0x172/0x320
[  219.287452][ T5210]  kobject_init_and_add+0xb3/0x150
[  219.292536][ T5210]  gfs2_sys_fs_add+0xf3/0x1f0
[  219.297187][ T5210]  gfs2_fill_super+0x735/0xa50
[  219.301924][ T5210]  ? gfs2_reconfigure+0x2e0/0x2e0
[  219.306925][ T5210]  get_tree_bdev+0x14e/0x1d0
[  219.311549][ T5210]  gfs2_get_tree+0x20/0x90
[  219.315955][ T5210]  vfs_get_tree+0x22/0xa0
[  219.320264][ T5210]  do_new_mount+0x140/0x360
[  219.324834][ T5210]  __se_sys_mount+0x14b/0x1b0
[  219.329496][ T5210]  do_syscall_64+0x55/0xb0
[  219.333893][ T5210]  ? clear_bhb_loop+0x40/0x90
[  219.338553][ T5210]  ? clear_bhb_loop+0x40/0x90
[  219.343300][ T5210]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  219.349189][ T5210] RIP: 0033:0x7fad6bb9038a
[  219.353597][ T5210] 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
[  219.373278][ T5210] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  219.381677][ T5210] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  219.389637][ T5210] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  219.397618][ T5210] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  219.405667][ T5210] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  219.413626][ T5210] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  219.421584][ T5210]  </TASK>
[  219.424675][ T5210] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  219.438576][ T5210] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  219.489251][   T27] INFO: task kworker/0:1:10 blocked for more than 143 seconds.
[  219.496946][   T27]       Not tainted syzkaller #0
[  219.501881][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  219.510585][   T27] task:kworker/0:1     state:D stack:12896 pid:10    ppid:2      flags:0x00004000
[  219.519901][   T27] Workqueue: gfs2_recovery gfs2_recover_func
[  219.525979][   T27] Call Trace:
[  219.529285][   T27]  <TASK>
[  219.532216][   T27]  __schedule+0x696/0x950
[  219.536565][   T27]  schedule+0x54/0xc0
[  219.540552][   T27]  io_schedule+0x3e/0x60
[  219.544807][   T27]  folio_wait_bit_common+0x1e4/0x490
[  219.550406][   T27]  ? _compound_head+0x40/0x40
[  219.555080][   T27]  gfs2_jhead_process_page+0x5d/0x230
[  219.560480][   T27]  ? submit_bio_noacct_nocheck+0x26f/0x320
[  219.566391][   T27]  gfs2_find_jhead+0x41b/0x4b0
[  219.571157][   T27]  gfs2_recover_func+0x332/0xbd0
[  219.576094][   T27]  ? rcu_is_watching+0x10/0x40
[  219.580898][   T27]  ? lock_release+0x43/0x2d0
[  219.585512][   T27]  ? lock_acquire+0x50/0x200
[  219.590120][   T27]  ? process_scheduled_works+0x26c/0x590
[  219.595749][   T27]  process_scheduled_works+0x2c8/0x590
[  219.601230][   T27]  worker_thread+0x23e/0x300
[  219.605817][   T27]  ? pr_cont_work+0x1b0/0x1b0
[  219.610524][   T27]  kthread+0xe3/0x100
[  219.614497][   T27]  ? kthread_blkcg+0x30/0x30
[  219.619119][   T27]  ret_from_fork+0x2f/0x40
[  219.623530][   T27]  ? kthread_blkcg+0x30/0x30
[  219.628577][   T27]  ret_from_fork_asm+0x11/0x20
[  219.633336][   T27]  </TASK>
[  219.636427][   T27] INFO: task syz.3.17:3579 blocked for more than 143 seconds.
[  219.638835][ T5213] loop4: detected capacity change from 0 to 32768
[  219.643867][   T27]       Not tainted syzkaller #0
[  219.643870][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  219.643873][   T27] task:syz.3.17        state:D stack:13008 pid:3579  ppid:3161   flags:0x00004006
[  219.643884][   T27] Call Trace:
[  219.660647][ T5213] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  219.664032][   T27]  <TASK>
[  219.673219][ T5213] CPU: 1 PID: 5213 Comm: syz.4.421 Not tainted syzkaller #0
[  219.673224][ T5213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  219.676530][   T27]  __schedule+0x696/0x950
[  219.683858][ T5213] Call Trace:
[  219.686820][   T27]  schedule+0x54/0xc0
[  219.694050][ T5213]  <TASK>
[  219.704114][   T27]  bit_wait+0xc/0x50
[  219.708406][ T5213]  dump_stack_lvl+0x78/0xc0
[  219.708413][ T5213]  sysfs_create_dir_ns+0xe9/0x130
[  219.708421][ T5213]  kobject_add_internal+0x172/0x320
[  219.708425][ T5213]  kobject_init_and_add+0xb3/0x150
[  219.708432][ T5213]  gfs2_sys_fs_add+0xf3/0x1f0
[  219.708438][ T5213]  gfs2_fill_super+0x735/0xa50
[  219.711787][   T27]  __wait_on_bit+0xba/0x140
[  219.715765][ T5213]  ? gfs2_reconfigure+0x2e0/0x2e0
[  219.718698][   T27]  ? out_of_line_wait_on_bit_lock+0xb0/0xb0
[  219.722556][ T5213]  get_tree_bdev+0x14e/0x1d0
[  219.727051][   T27]  out_of_line_wait_on_bit+0x8f/0xb0
[  219.732036][ T5213]  gfs2_get_tree+0x20/0x90
[  219.737221][   T27]  ? bit_waitqueue+0x30/0x30
[  219.742300][ T5213]  vfs_get_tree+0x22/0xa0
[  219.746969][   T27]  gfs2_recover_journal+0x69/0x80
[  219.751703][ T5213]  do_new_mount+0x140/0x360
[  219.756188][   T27]  init_journal+0x868/0xba0
[  219.761184][ T5213]  __se_sys_mount+0x14b/0x1b0
[  219.767061][   T27]  ? init_inodes+0x57/0x150
[  219.771623][ T5213]  do_syscall_64+0x55/0xb0
[  219.776989][   T27]  ? init_inodes+0x57/0x150
[  219.781362][ T5213]  ? clear_bhb_loop+0x40/0x90
[  219.785964][   T27]  ? snprintf+0x57/0x80
[  219.790359][ T5213]  ? clear_bhb_loop+0x40/0x90
[  219.790362][ T5213]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  219.790370][ T5213] RIP: 0033:0x7fad6bb9038a
[  219.795543][   T27]  init_inodes+0x57/0x150
[  219.800029][ T5213] 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
[  219.800033][ T5213] RSP: 002b:00007fad6c96be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  219.804517][   T27]  gfs2_fill_super+0x969/0xa50
[  219.809206][ T5213] RAX: ffffffffffffffda RBX: 00007fad6c96bef0 RCX: 00007fad6bb9038a
[  219.809209][ T5213] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007fad6c96beb0
[  219.809212][ T5213] RBP: 0000200000000140 R08: 00007fad6c96bef0 R09: 0000000002810000
[  219.809215][ T5213] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  219.809217][ T5213] R13: 00007fad6c96beb0 R14: 0000000000038014 R15: 00002000000001c0
[  219.813697][   T27]  ? init_locking+0x65/0x160
[  219.818104][ T5213]  </TASK>
[  219.818152][ T5213] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  219.822607][   T27]  ? gfs2_reconfigure+0x2e0/0x2e0
[  219.827354][ T5213] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  219.956913][   T27]  get_tree_bdev+0x14e/0x1d0
[  219.961490][   T27]  gfs2_get_tree+0x20/0x90
[  219.965886][   T27]  vfs_get_tree+0x22/0xa0
[  219.970226][   T27]  do_new_mount+0x140/0x360
[  219.974733][   T27]  __se_sys_mount+0x14b/0x1b0
[  219.979506][   T27]  do_syscall_64+0x55/0xb0
[  219.983910][   T27]  ? clear_bhb_loop+0x40/0x90
[  219.988584][   T27]  ? clear_bhb_loop+0x40/0x90
[  219.993253][   T27]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  219.999151][   T27] RIP: 0033:0x7efef059038a
[  220.003647][   T27] RSP: 002b:00007efef13dee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  220.012053][   T27] RAX: ffffffffffffffda RBX: 00007efef13deef0 RCX: 00007efef059038a
[  220.020044][   T27] RDX: 0000200000000140 RSI: 0000200000037f80 RDI: 00007efef13deeb0
[  220.028029][   T27] RBP: 0000200000000140 R08: 00007efef13deef0 R09: 0000000002810000
[  220.036006][   T27] R10: 0000000002810000 R11: 0000000000000246 R12: 0000200000037f80
[  220.044187][   T27] R13: 00007efef13deeb0 R14: 0000000000038014 R15: 00002000000001c0
[  220.052169][   T27]  </TASK>
[  220.055203][   T27] 
[  220.055203][   T27] Showing all locks held in the system:
[  220.063008][   T27] 1 lock held by pool_workqueue_/3:
[  220.068227][   T27]  #0: ffffffff831d7238 (rcu_state.exp_mutex){....}-{3:3}, at: synchronize_rcu_expedited+0x29c/0x760
[  220.079131][   T27] 2 locks held by kworker/0:1/10:
[  220.084130][   T27]  #0: ffff888103a7a938 ((wq_completion)gfs2_recovery){....}-{0:0}, at: process_scheduled_works+0x26c/0x590
[  220.095838][   T27]  #1: ffffc9000005be58 ((work_completion)(&jd->jd_work)){....}-{0:0}, at: process_scheduled_works+0x26c/0x590
[  220.107616][   T27] 1 lock held by khungtaskd/27:
[  220.112490][   T27]  #0: ffffffff831d6508 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x2e/0x100
[  220.122328][   T27] 2 locks held by kworker/1:1/35:
[  220.127407][   T27] 2 locks held by getty/1634:
[  220.132072][   T27]  #0: ffff8881036ae0a0 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x20/0x40
[  220.141832][   T27]  #1: ffffc900001fb2f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x1a8/0x6d0
[  220.151958][   T27] 1 lock held by syz.3.17/3579:
[  220.156831][   T27]  #0: ffff88810bf9e0e0 (&type->s_umount_key#48){....}-{3:3}, at: get_tree_bdev+0x141/0x1d0
[  220.167058][   T27] 
[  220.169394][   T27] =============================================
[  220.169394][   T27] 
[  220.177938][   T27] NMI backtrace for cpu 1
[  220.182279][   T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[  220.189492][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  220.199537][   T27] Call Trace:
[  220.202803][   T27]  <TASK>
[  220.205717][   T27]  dump_stack_lvl+0x78/0xc0
[  220.210211][   T27]  nmi_cpu_backtrace+0x106/0x160
[  220.215128][   T27]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  220.221181][   T27]  nmi_trigger_cpumask_backtrace+0x8e/0x130
[  220.227136][   T27]  watchdog+0x5dc/0x600
[  220.231268][   T27]  ? watchdog+0xd0/0x600
[  220.235514][   T27]  ? hungtask_pm_notify+0x30/0x30
[  220.240523][   T27]  kthread+0xe3/0x100
[  220.244507][   T27]  ? kthread_blkcg+0x30/0x30
[  220.249083][   T27]  ret_from_fork+0x2f/0x40
[  220.253489][   T27]  ? kthread_blkcg+0x30/0x30
[  220.258150][   T27]  ret_from_fork_asm+0x11/0x20
[  220.262903][   T27]  </TASK>
[  220.266098][   T27] Sending NMI from CPU 1 to CPUs 0:
[  220.271415][    C0] NMI backtrace for cpu 0
[  220.271419][    C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0
[  220.271423][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  220.271425][    C0] RIP: 0010:pv_native_safe_halt+0x13/0x20
[  220.271433][    C0] Code: cc cc cc cc cc cc cc f3 0f 1e fa 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 66 90 0f 00 2d 11 47 34 00 f3 0f 1e fa fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc 66 0f 1f 00 50 8b 37 83 e6
[  220.271437][    C0] RSP: 0018:ffffffff83003e90 EFLAGS: 000002c6
[  220.271441][    C0] RAX: 304263bf03cdb400 RBX: 0000000000000000 RCX: 304263bf03cdb400
[  220.271444][    C0] RDX: 4f5c098b15a76687 RSI: ffffffff82d39b98 RDI: ffffffff82e87c0b
[  220.271446][    C0] RBP: ffffffff83003ea8 R08: 0000000000000000 R09: 000000000000006a
[  220.271448][    C0] R10: 0000000000000000 R11: 0000000000025a1d R12: 0000000000000000
[  220.271450][    C0] R13: ffffffff830858c0 R14: 0000000000000000 R15: 0000000000000000
[  220.271453][    C0] FS:  0000000000000000(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
[  220.271456][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  220.271458][    C0] CR2: 00007fed33de5000 CR3: 00000000030a6000 CR4: 00000000003506f0
[  220.271466][    C0] Call Trace:
[  220.271469][    C0]  <TASK>
[  220.271470][    C0]  default_idle+0x13/0x20
[  220.271475][    C0]  default_idle_call+0x35/0x50
[  220.271478][    C0]  do_idle+0xda/0x250
[  220.271483][    C0]  cpu_startup_entry+0x24/0x30
[  220.271486][    C0]  rest_init+0xce/0xd0
[  220.271490][    C0]  arch_call_rest_init+0x9/0x10
[  220.271496][    C0]  start_kernel+0x2dd/0x2f0
[  220.271500][    C0]  x86_64_start_reservations+0x2a/0x30
[  220.271504][    C0]  x86_64_start_kernel+0x5b/0x60
[  220.271507][    C0]  secondary_startup_64_no_verify+0x167/0x16b
[  220.271512][    C0]  </TASK>
[  220.272396][   T27] Kernel panic - not syncing: hung_task: blocked tasks
[  220.453140][   T27] Kernel Offset: disabled
[  220.457441][   T27] Rebooting in 86400 seconds..