12500 RDI: 00007f04af201eb0
[ 214.899000][ T5572] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 214.899002][ T5572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 214.899005][ T5572] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 214.899008][ T5572]
[ 214.899087][ T5572] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 214.954442][ T5572] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 215.001934][ T5576] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 215.009582][ T5576] CPU: 0 PID: 5576 Comm: syz.7.539 Not tainted 5.15.182-syzkaller #0
[ 215.017865][ T5576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 215.026715][ T5578] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 215.028280][ T5576] Call Trace:
[ 215.028283][ T5576]
[ 215.028285][ T5576] dump_stack_lvl+0x41/0x5e
[ 215.028294][ T5576] sysfs_warn_dup.cold+0x17/0x24
[ 215.028300][ T5576] sysfs_create_dir_ns+0xaf/0xd0
[ 215.057411][ T5576] kobject_add_internal+0xc5/0x2d0
[ 215.062655][ T5576] kobject_init_and_add+0x71/0xa0
[ 215.067876][ T5576] ? lockdep_init_map_type+0x49/0x150
[ 215.073492][ T5576] gfs2_sys_fs_add+0xb4/0x180
[ 215.078563][ T5576] gfs2_fill_super+0x649/0xbe0
[ 215.083321][ T5576] ? vsnprintf+0x112/0x4d0
[ 215.087720][ T5576] ? get_tree_bdev+0xad/0x280
[ 215.092614][ T5576] ? gfs2_reconfigure+0x3c0/0x3c0
[ 215.097645][ T5576] ? snprintf+0x49/0x60
[ 215.101863][ T5576] ? gfs2_reconfigure+0x3c0/0x3c0
[ 215.106959][ T5576] get_tree_bdev+0x178/0x280
[ 215.111630][ T5576] gfs2_get_tree+0x1c/0x90
[ 215.116282][ T5576] vfs_get_tree+0x18/0x70
[ 215.120684][ T5576] ? capable+0x2a/0x50
[ 215.124748][ T5576] path_mount+0x2b9/0xb50
[ 215.129060][ T5576] __x64_sys_mount+0xfe/0x140
[ 215.133719][ T5576] do_syscall_64+0x33/0x80
[ 215.138212][ T5576] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 215.144438][ T5576] RIP: 0033:0x7f4a8ac6d90a
[ 215.148839][ T5576] 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
[ 215.169066][ T5576] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 215.177867][ T5576] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 215.185911][ T5576] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 215.194125][ T5576] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 215.202278][ T5576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 215.210408][ T5576] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 215.218370][ T5576]
[ 215.221456][ T5578] CPU: 1 PID: 5578 Comm: syz.8.540 Not tainted 5.15.182-syzkaller #0
[ 215.221529][ T5576] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 215.229510][ T5578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 215.229514][ T5578] Call Trace:
[ 215.229517][ T5578]
[ 215.229519][ T5578] dump_stack_lvl+0x41/0x5e
[ 215.242890][ T5576] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 215.253664][ T5578] sysfs_warn_dup.cold+0x17/0x24
[ 215.253677][ T5578] sysfs_create_dir_ns+0xaf/0xd0
[ 215.253685][ T5578] kobject_add_internal+0xc5/0x2d0
[ 215.253692][ T5578] kobject_init_and_add+0x71/0xa0
[ 215.253700][ T5578] ? lockdep_init_map_type+0x49/0x150
[ 215.267763][ T5574] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 215.271165][ T5578] gfs2_sys_fs_add+0xb4/0x180
[ 215.271176][ T5578] gfs2_fill_super+0x649/0xbe0
[ 215.271181][ T5578] ? vsnprintf+0x112/0x4d0
[ 215.319063][ T5578] ? get_tree_bdev+0xad/0x280
[ 215.324182][ T5578] ? gfs2_reconfigure+0x3c0/0x3c0
[ 215.329312][ T5578] ? snprintf+0x49/0x60
[ 215.333787][ T5578] ? gfs2_reconfigure+0x3c0/0x3c0
[ 215.339647][ T5578] get_tree_bdev+0x178/0x280
[ 215.344496][ T5578] gfs2_get_tree+0x1c/0x90
[ 215.348979][ T5578] vfs_get_tree+0x18/0x70
[ 215.353379][ T5578] ? capable+0x2a/0x50
[ 215.357861][ T5578] path_mount+0x2b9/0xb50
[ 215.362457][ T5578] __x64_sys_mount+0xfe/0x140
[ 215.367144][ T5578] do_syscall_64+0x33/0x80
[ 215.371729][ T5578] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 215.377684][ T5578] RIP: 0033:0x7f1cf35f190a
[ 215.382193][ T5578] 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
[ 215.403043][ T5578] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 215.411639][ T5578] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 215.419679][ T5578] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 215.427815][ T5578] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 215.435866][ T5578] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 215.443999][ T5578] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 215.452064][ T5578]
[ 215.455089][ T5574] CPU: 0 PID: 5574 Comm: syz.6.538 Not tainted 5.15.182-syzkaller #0
[ 215.455187][ T5578] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 215.463250][ T5574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 215.463254][ T5574] Call Trace:
[ 215.463257][ T5574]
[ 215.463259][ T5574] dump_stack_lvl+0x41/0x5e
[ 215.476751][ T5578] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 215.486949][ T5574] sysfs_warn_dup.cold+0x17/0x24
[ 215.486958][ T5574] sysfs_create_dir_ns+0xaf/0xd0
[ 215.514838][ T5574] kobject_add_internal+0xc5/0x2d0
[ 215.520047][ T5574] kobject_init_and_add+0x71/0xa0
[ 215.525195][ T5574] ? lockdep_init_map_type+0x49/0x150
[ 215.530568][ T5574] gfs2_sys_fs_add+0xb4/0x180
[ 215.535465][ T5574] gfs2_fill_super+0x649/0xbe0
[ 215.540226][ T5574] ? vsnprintf+0x112/0x4d0
[ 215.544928][ T5574] ? get_tree_bdev+0xad/0x280
[ 215.550055][ T5574] ? gfs2_reconfigure+0x3c0/0x3c0
[ 215.555962][ T5574] ? snprintf+0x49/0x60
[ 215.560112][ T5574] ? gfs2_reconfigure+0x3c0/0x3c0
[ 215.565211][ T5574] get_tree_bdev+0x178/0x280
[ 215.569791][ T5574] gfs2_get_tree+0x1c/0x90
[ 215.574196][ T5574] vfs_get_tree+0x18/0x70
[ 215.579564][ T5574] ? capable+0x2a/0x50
[ 215.583992][ T5574] path_mount+0x2b9/0xb50
[ 215.588386][ T5574] __x64_sys_mount+0xfe/0x140
[ 215.593143][ T5574] do_syscall_64+0x33/0x80
[ 215.597549][ T5574] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 215.603717][ T5574] RIP: 0033:0x7f6426b4690a
[ 215.608348][ T5574] 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
[ 215.628121][ T5574] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 215.636905][ T5574] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 215.644864][ T5574] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
2025/05/14 16:55:59 executed programs: 535
[ 215.652840][ T5574] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 215.660977][ T5574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 215.668946][ T5574] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 215.677207][ T5574]
[ 215.680270][ T5574] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 215.693420][ T5574] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 215.777823][ T5580] loop4: detected capacity change from 0 to 32768
[ 215.860797][ T5580] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 215.868274][ T5580] CPU: 0 PID: 5580 Comm: syz.4.541 Not tainted 5.15.182-syzkaller #0
[ 215.876334][ T5580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 215.886630][ T5580] Call Trace:
[ 215.889920][ T5580]
[ 215.893181][ T5580] dump_stack_lvl+0x41/0x5e
[ 215.897688][ T5580] sysfs_warn_dup.cold+0x17/0x24
[ 215.902705][ T5580] sysfs_create_dir_ns+0xaf/0xd0
[ 215.907911][ T5580] kobject_add_internal+0xc5/0x2d0
[ 215.913326][ T5580] kobject_init_and_add+0x71/0xa0
[ 215.918644][ T5580] ? lockdep_init_map_type+0x49/0x150
[ 215.924092][ T5580] gfs2_sys_fs_add+0xb4/0x180
[ 215.928876][ T5580] gfs2_fill_super+0x649/0xbe0
[ 215.933905][ T5580] ? vsnprintf+0x112/0x4d0
[ 215.938401][ T5580] ? get_tree_bdev+0xad/0x280
[ 215.943369][ T5580] ? gfs2_reconfigure+0x3c0/0x3c0
[ 215.948499][ T5580] ? snprintf+0x49/0x60
[ 215.953172][ T5580] ? gfs2_reconfigure+0x3c0/0x3c0
[ 215.958281][ T5580] get_tree_bdev+0x178/0x280
[ 215.963047][ T5580] gfs2_get_tree+0x1c/0x90
[ 215.967463][ T5580] vfs_get_tree+0x18/0x70
[ 215.971980][ T5580] ? capable+0x2a/0x50
[ 215.976053][ T5580] path_mount+0x2b9/0xb50
[ 215.980639][ T5580] __x64_sys_mount+0xfe/0x140
[ 215.985399][ T5580] do_syscall_64+0x33/0x80
[ 215.989995][ T5580] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 215.996489][ T5580] RIP: 0033:0x7f8c6b64590a
[ 216.001087][ T5580] 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
[ 216.021628][ T5580] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 216.030053][ T5580] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 216.038120][ T5580] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 216.046176][ T5580] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 216.047071][ T5586] loop7: detected capacity change from 0 to 32768
[ 216.054223][ T5580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 216.054228][ T5580] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 216.054232][ T5580]
[ 216.054325][ T5580] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 216.080923][ T5584] loop8: detected capacity change from 0 to 32768
[ 216.093293][ T5580] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 216.111129][ T5582] loop1: detected capacity change from 0 to 32768
[ 216.149043][ T5582] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 216.156530][ T5582] CPU: 0 PID: 5582 Comm: syz.1.542 Not tainted 5.15.182-syzkaller #0
[ 216.156571][ T5586] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 216.164757][ T5582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 216.164762][ T5582] Call Trace:
[ 216.164767][ T5582]
[ 216.164768][ T5582] dump_stack_lvl+0x41/0x5e
[ 216.164780][ T5582] sysfs_warn_dup.cold+0x17/0x24
[ 216.164788][ T5582] sysfs_create_dir_ns+0xaf/0xd0
[ 216.164796][ T5582] kobject_add_internal+0xc5/0x2d0
[ 216.164804][ T5582] kobject_init_and_add+0x71/0xa0
[ 216.164808][ T5582] ? lockdep_init_map_type+0x49/0x150
[ 216.219668][ T5582] gfs2_sys_fs_add+0xb4/0x180
[ 216.224452][ T5582] gfs2_fill_super+0x649/0xbe0
[ 216.229210][ T5582] ? vsnprintf+0x112/0x4d0
[ 216.233600][ T5582] ? get_tree_bdev+0xad/0x280
[ 216.238347][ T5582] ? gfs2_reconfigure+0x3c0/0x3c0
[ 216.243349][ T5582] ? snprintf+0x49/0x60
[ 216.247570][ T5582] ? gfs2_reconfigure+0x3c0/0x3c0
[ 216.252563][ T5582] get_tree_bdev+0x178/0x280
[ 216.257207][ T5582] gfs2_get_tree+0x1c/0x90
[ 216.261685][ T5582] vfs_get_tree+0x18/0x70
[ 216.265985][ T5582] ? capable+0x2a/0x50
[ 216.270045][ T5582] path_mount+0x2b9/0xb50
[ 216.274353][ T5582] __x64_sys_mount+0xfe/0x140
[ 216.279006][ T5582] do_syscall_64+0x33/0x80
[ 216.283412][ T5582] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 216.289293][ T5582] RIP: 0033:0x7f04af79190a
[ 216.294071][ T5582] 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
[ 216.313967][ T5582] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 216.322364][ T5582] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 216.330333][ T5582] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 216.338643][ T5582] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 216.346986][ T5582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 216.355282][ T5582] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 216.363529][ T5582]
[ 216.366635][ T5586] CPU: 1 PID: 5586 Comm: syz.7.544 Not tainted 5.15.182-syzkaller #0
[ 216.366755][ T5582] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 216.374780][ T5586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 216.374783][ T5586] Call Trace:
[ 216.374788][ T5586]
[ 216.374790][ T5586] dump_stack_lvl+0x41/0x5e
[ 216.389436][ T5582] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 216.401207][ T5586] sysfs_warn_dup.cold+0x17/0x24
[ 216.401225][ T5586] sysfs_create_dir_ns+0xaf/0xd0
[ 216.401236][ T5586] kobject_add_internal+0xc5/0x2d0
[ 216.401245][ T5586] kobject_init_and_add+0x71/0xa0
[ 216.421280][ T5588] loop6: detected capacity change from 0 to 32768
[ 216.424941][ T5586] ? lockdep_init_map_type+0x49/0x150
[ 216.457619][ T5586] gfs2_sys_fs_add+0xb4/0x180
[ 216.462293][ T5586] gfs2_fill_super+0x649/0xbe0
[ 216.463455][ T5584] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 216.467134][ T5586] ? vsnprintf+0x112/0x4d0
[ 216.467147][ T5586] ? get_tree_bdev+0xad/0x280
[ 216.483910][ T5586] ? gfs2_reconfigure+0x3c0/0x3c0
[ 216.488996][ T5586] ? snprintf+0x49/0x60
[ 216.493221][ T5586] ? gfs2_reconfigure+0x3c0/0x3c0
[ 216.498400][ T5586] get_tree_bdev+0x178/0x280
[ 216.502968][ T5586] gfs2_get_tree+0x1c/0x90
[ 216.507478][ T5586] vfs_get_tree+0x18/0x70
[ 216.511888][ T5586] ? capable+0x2a/0x50
[ 216.515935][ T5586] path_mount+0x2b9/0xb50
[ 216.520413][ T5586] __x64_sys_mount+0xfe/0x140
[ 216.525181][ T5586] do_syscall_64+0x33/0x80
[ 216.529759][ T5586] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 216.535635][ T5586] RIP: 0033:0x7f4a8ac6d90a
[ 216.540256][ T5586] 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
[ 216.560011][ T5586] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 216.568509][ T5586] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 216.576459][ T5586] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 216.584949][ T5586] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 216.592987][ T5586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 216.601025][ T5586] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 216.609520][ T5586]
[ 216.612617][ T5584] CPU: 0 PID: 5584 Comm: syz.8.543 Not tainted 5.15.182-syzkaller #0
[ 216.612759][ T5586] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 216.620758][ T5584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 216.620762][ T5584] Call Trace:
[ 216.620766][ T5584]
[ 216.620768][ T5584] dump_stack_lvl+0x41/0x5e
[ 216.634296][ T5586] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 216.645222][ T5584] sysfs_warn_dup.cold+0x17/0x24
[ 216.645238][ T5584] sysfs_create_dir_ns+0xaf/0xd0
[ 216.672935][ T5584] kobject_add_internal+0xc5/0x2d0
[ 216.678234][ T5584] kobject_init_and_add+0x71/0xa0
[ 216.683259][ T5584] ? lockdep_init_map_type+0x49/0x150
[ 216.688645][ T5584] gfs2_sys_fs_add+0xb4/0x180
[ 216.693460][ T5584] gfs2_fill_super+0x649/0xbe0
[ 216.698310][ T5584] ? vsnprintf+0x112/0x4d0
[ 216.702818][ T5584] ? get_tree_bdev+0xad/0x280
[ 216.707503][ T5584] ? gfs2_reconfigure+0x3c0/0x3c0
[ 216.712615][ T5584] ? snprintf+0x49/0x60
[ 216.716768][ T5584] ? gfs2_reconfigure+0x3c0/0x3c0
[ 216.721937][ T5584] get_tree_bdev+0x178/0x280
[ 216.726941][ T5584] gfs2_get_tree+0x1c/0x90
[ 216.732153][ T5584] vfs_get_tree+0x18/0x70
[ 216.736592][ T5584] ? capable+0x2a/0x50
[ 216.740849][ T5584] path_mount+0x2b9/0xb50
[ 216.745241][ T5584] __x64_sys_mount+0xfe/0x140
[ 216.750019][ T5584] do_syscall_64+0x33/0x80
[ 216.754704][ T5584] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 216.760490][ T5590] loop4: detected capacity change from 0 to 32768
[ 216.760870][ T5584] RIP: 0033:0x7f1cf35f190a
[ 216.772333][ T5584] 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
[ 216.792967][ T5584] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 216.801450][ T5584] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 216.809711][ T5584] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 216.817663][ T5584] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 216.825614][ T5584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 216.833648][ T5584] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 216.841790][ T5584]
[ 216.844840][ T5584] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 216.857936][ T5584] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 216.890616][ T5588] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 216.898210][ T5588] CPU: 1 PID: 5588 Comm: syz.6.545 Not tainted 5.15.182-syzkaller #0
[ 216.906369][ T5588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 216.916563][ T5588] Call Trace:
[ 216.919977][ T5588]
[ 216.923004][ T5588] dump_stack_lvl+0x41/0x5e
[ 216.927513][ T5588] sysfs_warn_dup.cold+0x17/0x24
[ 216.932675][ T5588] sysfs_create_dir_ns+0xaf/0xd0
[ 216.937707][ T5588] kobject_add_internal+0xc5/0x2d0
[ 216.942917][ T5588] kobject_init_and_add+0x71/0xa0
[ 216.948204][ T5588] ? lockdep_init_map_type+0x49/0x150
[ 216.953593][ T5588] gfs2_sys_fs_add+0xb4/0x180
[ 216.958256][ T5588] gfs2_fill_super+0x649/0xbe0
[ 216.962993][ T5588] ? vsnprintf+0x112/0x4d0
[ 216.967822][ T5588] ? get_tree_bdev+0xad/0x280
[ 216.972574][ T5588] ? gfs2_reconfigure+0x3c0/0x3c0
[ 216.977697][ T5588] ? snprintf+0x49/0x60
[ 216.982008][ T5588] ? gfs2_reconfigure+0x3c0/0x3c0
[ 216.987094][ T5588] get_tree_bdev+0x178/0x280
[ 216.991764][ T5588] gfs2_get_tree+0x1c/0x90
[ 216.996162][ T5588] vfs_get_tree+0x18/0x70
[ 217.000466][ T5588] ? capable+0x2a/0x50
[ 217.004537][ T5588] path_mount+0x2b9/0xb50
[ 217.008928][ T5588] __x64_sys_mount+0xfe/0x140
[ 217.013756][ T5588] do_syscall_64+0x33/0x80
[ 217.018841][ T5588] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 217.024820][ T5588] RIP: 0033:0x7f6426b4690a
[ 217.029411][ T5588] 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
[ 217.049840][ T5588] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 217.058312][ T5588] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 217.066375][ T5588] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
[ 217.074444][ T5588] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 217.082501][ T5588] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 217.090647][ T5588] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 217.099280][ T5588]
[ 217.102399][ T5588] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 217.113999][ T5592] loop1: detected capacity change from 0 to 32768
[ 217.115509][ T5588] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 217.131698][ T5590] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 217.139142][ T5590] CPU: 1 PID: 5590 Comm: syz.4.546 Not tainted 5.15.182-syzkaller #0
[ 217.147372][ T5590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 217.157935][ T5590] Call Trace:
[ 217.161223][ T5590]
[ 217.164148][ T5590] dump_stack_lvl+0x41/0x5e
[ 217.164481][ T5592] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 217.168649][ T5590] sysfs_warn_dup.cold+0x17/0x24
[ 217.168658][ T5590] sysfs_create_dir_ns+0xaf/0xd0
[ 217.168666][ T5590] kobject_add_internal+0xc5/0x2d0
[ 217.168673][ T5590] kobject_init_and_add+0x71/0xa0
[ 217.168678][ T5590] ? lockdep_init_map_type+0x49/0x150
[ 217.168686][ T5590] gfs2_sys_fs_add+0xb4/0x180
[ 217.168693][ T5590] gfs2_fill_super+0x649/0xbe0
[ 217.211759][ T5590] ? vsnprintf+0x112/0x4d0
[ 217.216159][ T5590] ? get_tree_bdev+0xad/0x280
[ 217.221537][ T5590] ? gfs2_reconfigure+0x3c0/0x3c0
[ 217.226537][ T5590] ? snprintf+0x49/0x60
[ 217.230774][ T5590] ? gfs2_reconfigure+0x3c0/0x3c0
[ 217.235873][ T5590] get_tree_bdev+0x178/0x280
[ 217.240446][ T5590] gfs2_get_tree+0x1c/0x90
[ 217.244843][ T5590] vfs_get_tree+0x18/0x70
[ 217.249148][ T5590] ? capable+0x2a/0x50
[ 217.253281][ T5590] path_mount+0x2b9/0xb50
[ 217.257671][ T5590] __x64_sys_mount+0xfe/0x140
[ 217.262328][ T5590] do_syscall_64+0x33/0x80
[ 217.266830][ T5590] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 217.272723][ T5590] RIP: 0033:0x7f8c6b64590a
[ 217.277125][ T5590] 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
[ 217.297102][ T5590] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 217.305777][ T5590] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 217.314011][ T5590] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 217.322330][ T5590] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 217.330410][ T5590] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 217.339796][ T5590] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 217.347855][ T5590]
[ 217.351310][ T5592] CPU: 0 PID: 5592 Comm: syz.1.547 Not tainted 5.15.182-syzkaller #0
[ 217.351434][ T5590] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 217.359549][ T5592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 217.359555][ T5592] Call Trace:
[ 217.359560][ T5592]
[ 217.359562][ T5592] dump_stack_lvl+0x41/0x5e
[ 217.373054][ T5590] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 217.383919][ T5592] sysfs_warn_dup.cold+0x17/0x24
[ 217.383932][ T5592] sysfs_create_dir_ns+0xaf/0xd0
[ 217.412419][ T5592] kobject_add_internal+0xc5/0x2d0
[ 217.417620][ T5592] kobject_init_and_add+0x71/0xa0
[ 217.422733][ T5592] ? lockdep_init_map_type+0x49/0x150
[ 217.428404][ T5592] gfs2_sys_fs_add+0xb4/0x180
[ 217.433122][ T5592] gfs2_fill_super+0x649/0xbe0
[ 217.437938][ T5592] ? vsnprintf+0x112/0x4d0
[ 217.442443][ T5592] ? get_tree_bdev+0xad/0x280
[ 217.447112][ T5592] ? gfs2_reconfigure+0x3c0/0x3c0
[ 217.452135][ T5592] ? snprintf+0x49/0x60
[ 217.456287][ T5592] ? gfs2_reconfigure+0x3c0/0x3c0
[ 217.461305][ T5592] get_tree_bdev+0x178/0x280
[ 217.465901][ T5592] gfs2_get_tree+0x1c/0x90
[ 217.470368][ T5592] vfs_get_tree+0x18/0x70
[ 217.474699][ T5592] ? capable+0x2a/0x50
[ 217.478943][ T5592] path_mount+0x2b9/0xb50
[ 217.483370][ T5592] __x64_sys_mount+0xfe/0x140
[ 217.488125][ T5592] do_syscall_64+0x33/0x80
[ 217.492540][ T5592] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 217.498623][ T5592] RIP: 0033:0x7f04af79190a
[ 217.503041][ T5592] 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
[ 217.522920][ T5592] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 217.531684][ T5592] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 217.539843][ T5592] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 217.547991][ T5592] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 217.556316][ T5592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 217.564482][ T5592] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 217.572548][ T5592]
[ 217.575660][ T5592] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 217.589122][ T5592] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 217.810923][ T5596] loop7: detected capacity change from 0 to 32768
[ 217.892986][ T5598] loop8: detected capacity change from 0 to 32768
[ 217.918738][ T5596] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 217.925445][ T5602] loop6: detected capacity change from 0 to 32768
[ 217.926364][ T5596] CPU: 1 PID: 5596 Comm: syz.7.549 Not tainted 5.15.182-syzkaller #0
[ 217.938161][ T5600] loop4: detected capacity change from 0 to 32768
[ 217.941044][ T5596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 217.941049][ T5596] Call Trace:
[ 217.941052][ T5596]
[ 217.941054][ T5596] dump_stack_lvl+0x41/0x5e
[ 217.941067][ T5596] sysfs_warn_dup.cold+0x17/0x24
[ 217.941075][ T5596] sysfs_create_dir_ns+0xaf/0xd0
[ 217.941084][ T5596] kobject_add_internal+0xc5/0x2d0
[ 217.954444][ T5604] loop1: detected capacity change from 0 to 32768
[ 217.957816][ T5596] kobject_init_and_add+0x71/0xa0
[ 217.957835][ T5596] ? lockdep_init_map_type+0x49/0x150
[ 217.957844][ T5596] gfs2_sys_fs_add+0xb4/0x180
[ 217.957852][ T5596] gfs2_fill_super+0x649/0xbe0
[ 217.957856][ T5596] ? vsnprintf+0x112/0x4d0
[ 217.957862][ T5596] ? get_tree_bdev+0xad/0x280
[ 217.962536][ T5602] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 217.964067][ T5596] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.036633][ T5596] ? snprintf+0x49/0x60
[ 218.040874][ T5596] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.045892][ T5596] get_tree_bdev+0x178/0x280
[ 218.050464][ T5596] gfs2_get_tree+0x1c/0x90
[ 218.055126][ T5596] vfs_get_tree+0x18/0x70
[ 218.059616][ T5596] ? capable+0x2a/0x50
[ 218.063929][ T5596] path_mount+0x2b9/0xb50
[ 218.068640][ T5596] __x64_sys_mount+0xfe/0x140
[ 218.073562][ T5596] do_syscall_64+0x33/0x80
[ 218.078533][ T5596] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 218.084728][ T5596] RIP: 0033:0x7f4a8ac6d90a
[ 218.089214][ T5596] 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
[ 218.109854][ T5596] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 218.118426][ T5596] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 218.127075][ T5596] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 218.135545][ T5596] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 218.144440][ T5596] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 218.152635][ T5596] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 218.160601][ T5596]
[ 218.163795][ T5602] CPU: 0 PID: 5602 Comm: syz.6.552 Not tainted 5.15.182-syzkaller #0
[ 218.163917][ T5596] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 218.172027][ T5602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 218.172030][ T5602] Call Trace:
[ 218.172035][ T5602]
[ 218.172038][ T5602] dump_stack_lvl+0x41/0x5e
[ 218.186137][ T5596] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 218.196456][ T5602] sysfs_warn_dup.cold+0x17/0x24
[ 218.219168][ T5602] sysfs_create_dir_ns+0xaf/0xd0
[ 218.224112][ T5602] kobject_add_internal+0xc5/0x2d0
[ 218.226970][ T5598] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 218.229571][ T5602] kobject_init_and_add+0x71/0xa0
[ 218.229583][ T5602] ? lockdep_init_map_type+0x49/0x150
[ 218.229593][ T5602] gfs2_sys_fs_add+0xb4/0x180
[ 218.252341][ T5602] gfs2_fill_super+0x649/0xbe0
[ 218.257167][ T5602] ? vsnprintf+0x112/0x4d0
[ 218.261949][ T5602] ? get_tree_bdev+0xad/0x280
[ 218.266893][ T5602] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.271903][ T5602] ? snprintf+0x49/0x60
[ 218.276048][ T5602] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.281057][ T5602] get_tree_bdev+0x178/0x280
[ 218.285638][ T5602] gfs2_get_tree+0x1c/0x90
[ 218.290027][ T5602] vfs_get_tree+0x18/0x70
[ 218.294326][ T5602] ? capable+0x2a/0x50
[ 218.298553][ T5602] path_mount+0x2b9/0xb50
[ 218.302855][ T5602] __x64_sys_mount+0xfe/0x140
[ 218.307507][ T5602] do_syscall_64+0x33/0x80
[ 218.312221][ T5602] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 218.318190][ T5602] RIP: 0033:0x7f6426b4690a
[ 218.322581][ T5602] 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
[ 218.342535][ T5602] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 218.352263][ T5602] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 218.360917][ T5602] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
[ 218.370750][ T5602] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 218.380060][ T5602] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 218.388389][ T5602] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 218.396880][ T5602]
[ 218.399897][ T5598] CPU: 1 PID: 5598 Comm: syz.8.551 Not tainted 5.15.182-syzkaller #0
[ 218.400015][ T5602] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 218.408227][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 218.421501][ T5602] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 218.431686][ T5598] Call Trace:
[ 218.431692][ T5598]
[ 218.431694][ T5598] dump_stack_lvl+0x41/0x5e
[ 218.449272][ T5598] sysfs_warn_dup.cold+0x17/0x24
[ 218.454192][ T5598] sysfs_create_dir_ns+0xaf/0xd0
[ 218.459472][ T5598] kobject_add_internal+0xc5/0x2d0
[ 218.464648][ T5598] kobject_init_and_add+0x71/0xa0
[ 218.469817][ T5598] ? lockdep_init_map_type+0x49/0x150
[ 218.475371][ T5598] gfs2_sys_fs_add+0xb4/0x180
[ 218.480630][ T5598] gfs2_fill_super+0x649/0xbe0
[ 218.485473][ T5598] ? vsnprintf+0x112/0x4d0
[ 218.489996][ T5598] ? get_tree_bdev+0xad/0x280
[ 218.494654][ T5598] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.499797][ T5598] ? snprintf+0x49/0x60
[ 218.504037][ T5598] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.509182][ T5598] get_tree_bdev+0x178/0x280
[ 218.513880][ T5598] gfs2_get_tree+0x1c/0x90
[ 218.518369][ T5598] vfs_get_tree+0x18/0x70
[ 218.522896][ T5598] ? capable+0x2a/0x50
[ 218.527043][ T5598] path_mount+0x2b9/0xb50
[ 218.531355][ T5598] __x64_sys_mount+0xfe/0x140
[ 218.536201][ T5598] do_syscall_64+0x33/0x80
[ 218.540838][ T5598] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 218.546820][ T5598] RIP: 0033:0x7f1cf35f190a
[ 218.551385][ T5598] 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
[ 218.571418][ T5598] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 218.579977][ T5598] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 218.588031][ T5598] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 218.596234][ T5598] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 218.604278][ T5598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 218.612789][ T5598] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 218.620848][ T5598]
[ 218.623905][ T5598] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 218.637270][ T5598] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 218.661590][ T5600] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 218.668633][ T5604] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 218.669162][ T5600] CPU: 0 PID: 5600 Comm: syz.4.550 Not tainted 5.15.182-syzkaller #0
[ 218.684747][ T5600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 218.694898][ T5600] Call Trace:
[ 218.698166][ T5600]
[ 218.701086][ T5600] dump_stack_lvl+0x41/0x5e
[ 218.705986][ T5600] sysfs_warn_dup.cold+0x17/0x24
[ 218.711595][ T5600] sysfs_create_dir_ns+0xaf/0xd0
[ 218.716519][ T5600] kobject_add_internal+0xc5/0x2d0
[ 218.721613][ T5600] kobject_init_and_add+0x71/0xa0
[ 218.726878][ T5600] ? lockdep_init_map_type+0x49/0x150
[ 218.732504][ T5600] gfs2_sys_fs_add+0xb4/0x180
[ 218.737249][ T5600] gfs2_fill_super+0x649/0xbe0
[ 218.742076][ T5600] ? vsnprintf+0x112/0x4d0
[ 218.746553][ T5600] ? get_tree_bdev+0xad/0x280
[ 218.751211][ T5600] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.756423][ T5600] ? snprintf+0x49/0x60
[ 218.760718][ T5600] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.765715][ T5600] get_tree_bdev+0x178/0x280
[ 218.770376][ T5600] gfs2_get_tree+0x1c/0x90
[ 218.774794][ T5600] vfs_get_tree+0x18/0x70
[ 218.779098][ T5600] ? capable+0x2a/0x50
[ 218.783141][ T5600] path_mount+0x2b9/0xb50
[ 218.787448][ T5600] __x64_sys_mount+0xfe/0x140
[ 218.792098][ T5600] do_syscall_64+0x33/0x80
[ 218.796576][ T5600] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 218.802528][ T5600] RIP: 0033:0x7f8c6b64590a
[ 218.806923][ T5600] 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
[ 218.826505][ T5600] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 218.834941][ T5600] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 218.842891][ T5600] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 218.851018][ T5600] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 218.859161][ T5600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 218.867569][ T5600] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 218.875904][ T5600]
[ 218.878993][ T5604] CPU: 1 PID: 5604 Comm: syz.1.553 Not tainted 5.15.182-syzkaller #0
[ 218.879022][ T5600] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 218.887251][ T5604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 218.900659][ T5600] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 218.911019][ T5604] Call Trace:
[ 218.911026][ T5604]
[ 218.911028][ T5604] dump_stack_lvl+0x41/0x5e
[ 218.928674][ T5604] sysfs_warn_dup.cold+0x17/0x24
[ 218.933804][ T5604] sysfs_create_dir_ns+0xaf/0xd0
[ 218.938760][ T5604] kobject_add_internal+0xc5/0x2d0
[ 218.944079][ T5604] kobject_init_and_add+0x71/0xa0
[ 218.949320][ T5604] ? lockdep_init_map_type+0x49/0x150
[ 218.954784][ T5604] gfs2_sys_fs_add+0xb4/0x180
[ 218.959570][ T5604] gfs2_fill_super+0x649/0xbe0
[ 218.964501][ T5604] ? vsnprintf+0x112/0x4d0
[ 218.969118][ T5604] ? get_tree_bdev+0xad/0x280
[ 218.973991][ T5604] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.979289][ T5604] ? snprintf+0x49/0x60
[ 218.983548][ T5604] ? gfs2_reconfigure+0x3c0/0x3c0
[ 218.988920][ T5604] get_tree_bdev+0x178/0x280
[ 218.993506][ T5604] gfs2_get_tree+0x1c/0x90
[ 218.997906][ T5604] vfs_get_tree+0x18/0x70
[ 219.002389][ T5604] ? capable+0x2a/0x50
[ 219.006946][ T5604] path_mount+0x2b9/0xb50
[ 219.012146][ T5604] __x64_sys_mount+0xfe/0x140
[ 219.017067][ T5604] do_syscall_64+0x33/0x80
[ 219.022093][ T5604] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 219.028116][ T5604] RIP: 0033:0x7f04af79190a
[ 219.032620][ T5604] 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
[ 219.052936][ T5604] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 219.061413][ T5604] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 219.070426][ T5604] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 219.078756][ T5604] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 219.087181][ T5604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 219.095723][ T5604] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 219.103800][ T5604]
[ 219.107478][ T5604] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 219.121106][ T5604] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 219.315467][ T5608] loop6: detected capacity change from 0 to 32768
[ 219.355638][ T5607] loop8: detected capacity change from 0 to 32768
[ 219.383162][ T5610] loop7: detected capacity change from 0 to 32768
[ 219.410514][ T5608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 219.417926][ T5608] CPU: 1 PID: 5608 Comm: syz.6.555 Not tainted 5.15.182-syzkaller #0
[ 219.420379][ T5612] loop4: detected capacity change from 0 to 32768
[ 219.425982][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 219.425987][ T5608] Call Trace:
[ 219.425990][ T5608]
[ 219.425992][ T5608] dump_stack_lvl+0x41/0x5e
[ 219.426005][ T5608] sysfs_warn_dup.cold+0x17/0x24
[ 219.426013][ T5608] sysfs_create_dir_ns+0xaf/0xd0
[ 219.463819][ T5608] kobject_add_internal+0xc5/0x2d0
[ 219.469303][ T5608] kobject_init_and_add+0x71/0xa0
[ 219.474605][ T5608] ? lockdep_init_map_type+0x49/0x150
[ 219.479980][ T5608] gfs2_sys_fs_add+0xb4/0x180
[ 219.484441][ T5615] loop1: detected capacity change from 0 to 32768
[ 219.484655][ T5608] gfs2_fill_super+0x649/0xbe0
[ 219.495802][ T5608] ? vsnprintf+0x112/0x4d0
[ 219.500202][ T5608] ? get_tree_bdev+0xad/0x280
[ 219.505069][ T5608] ? gfs2_reconfigure+0x3c0/0x3c0
[ 219.510200][ T5608] ? snprintf+0x49/0x60
[ 219.514336][ T5608] ? gfs2_reconfigure+0x3c0/0x3c0
[ 219.519343][ T5608] get_tree_bdev+0x178/0x280
[ 219.524035][ T5608] gfs2_get_tree+0x1c/0x90
[ 219.528428][ T5608] vfs_get_tree+0x18/0x70
[ 219.532783][ T5608] ? capable+0x2a/0x50
[ 219.536932][ T5608] path_mount+0x2b9/0xb50
[ 219.541328][ T5608] __x64_sys_mount+0xfe/0x140
[ 219.546072][ T5608] do_syscall_64+0x33/0x80
[ 219.550469][ T5608] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 219.557020][ T5608] RIP: 0033:0x7f6426b4690a
[ 219.561719][ T5608] 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
[ 219.582253][ T5608] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 219.590918][ T5608] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 219.598877][ T5608] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
[ 219.607098][ T5608] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 219.615337][ T5608] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 219.623711][ T5608] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 219.631760][ T5608]
[ 219.634954][ T5608] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 219.640754][ T5607] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 219.648923][ T5608] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 219.650539][ T5610] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 219.656402][ T5607] CPU: 0 PID: 5607 Comm: syz.8.554 Not tainted 5.15.182-syzkaller #0
[ 219.678358][ T5607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 219.688396][ T5607] Call Trace:
[ 219.691662][ T5607]
[ 219.694574][ T5607] dump_stack_lvl+0x41/0x5e
[ 219.699060][ T5607] sysfs_warn_dup.cold+0x17/0x24
[ 219.703981][ T5607] sysfs_create_dir_ns+0xaf/0xd0
[ 219.708901][ T5607] kobject_add_internal+0xc5/0x2d0
[ 219.714082][ T5607] kobject_init_and_add+0x71/0xa0
[ 219.719197][ T5607] ? lockdep_init_map_type+0x49/0x150
[ 219.724656][ T5607] gfs2_sys_fs_add+0xb4/0x180
[ 219.729481][ T5607] gfs2_fill_super+0x649/0xbe0
[ 219.734405][ T5607] ? vsnprintf+0x112/0x4d0
[ 219.738880][ T5607] ? get_tree_bdev+0xad/0x280
[ 219.743635][ T5607] ? gfs2_reconfigure+0x3c0/0x3c0
[ 219.748717][ T5607] ? snprintf+0x49/0x60
[ 219.752865][ T5607] ? gfs2_reconfigure+0x3c0/0x3c0
[ 219.757948][ T5607] get_tree_bdev+0x178/0x280
[ 219.762705][ T5607] gfs2_get_tree+0x1c/0x90
[ 219.767246][ T5607] vfs_get_tree+0x18/0x70
[ 219.771665][ T5607] ? capable+0x2a/0x50
[ 219.775824][ T5607] path_mount+0x2b9/0xb50
[ 219.780142][ T5607] __x64_sys_mount+0xfe/0x140
[ 219.784897][ T5607] do_syscall_64+0x33/0x80
[ 219.789581][ T5607] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 219.795486][ T5607] RIP: 0033:0x7f1cf35f190a
[ 219.800116][ T5607] 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
[ 219.819966][ T5607] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 219.828626][ T5607] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 219.836750][ T5607] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 219.845171][ T5607] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 219.853402][ T5607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 219.861349][ T5607] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 219.869405][ T5607]
[ 219.872617][ T5610] CPU: 1 PID: 5610 Comm: syz.7.556 Not tainted 5.15.182-syzkaller #0
[ 219.872724][ T5607] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 219.880686][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 219.880689][ T5610] Call Trace:
[ 219.880694][ T5610]
[ 219.880696][ T5610] dump_stack_lvl+0x41/0x5e
[ 219.894277][ T5607] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 219.904644][ T5610] sysfs_warn_dup.cold+0x17/0x24
[ 219.904659][ T5610] sysfs_create_dir_ns+0xaf/0xd0
[ 219.904669][ T5610] kobject_add_internal+0xc5/0x2d0
[ 219.904677][ T5610] kobject_init_and_add+0x71/0xa0
[ 219.904681][ T5610] ? lockdep_init_map_type+0x49/0x150
[ 219.919080][ T5612] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 219.922659][ T5610] gfs2_sys_fs_add+0xb4/0x180
[ 219.922673][ T5610] gfs2_fill_super+0x649/0xbe0
[ 219.964967][ T5610] ? vsnprintf+0x112/0x4d0
[ 219.969800][ T5610] ? get_tree_bdev+0xad/0x280
[ 219.974560][ T5610] ? gfs2_reconfigure+0x3c0/0x3c0
[ 219.979584][ T5610] ? snprintf+0x49/0x60
[ 219.983978][ T5610] ? gfs2_reconfigure+0x3c0/0x3c0
[ 219.989042][ T5610] get_tree_bdev+0x178/0x280
[ 219.993622][ T5610] gfs2_get_tree+0x1c/0x90
[ 219.998014][ T5610] vfs_get_tree+0x18/0x70
[ 220.002317][ T5610] ? capable+0x2a/0x50
[ 220.006360][ T5610] path_mount+0x2b9/0xb50
[ 220.010666][ T5610] __x64_sys_mount+0xfe/0x140
[ 220.015420][ T5610] do_syscall_64+0x33/0x80
[ 220.020271][ T5610] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 220.029620][ T5610] RIP: 0033:0x7f4a8ac6d90a
[ 220.034016][ T5610] 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
[ 220.053779][ T5610] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 220.062165][ T5610] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 220.070197][ T5610] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 220.078249][ T5610] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 220.086220][ T5610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 220.094262][ T5610] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 220.102373][ T5610]
[ 220.105441][ T5612] CPU: 0 PID: 5612 Comm: syz.4.557 Not tainted 5.15.182-syzkaller #0
[ 220.105577][ T5610] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 220.113712][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 220.113716][ T5612] Call Trace:
[ 220.113720][ T5612]
[ 220.113722][ T5612] dump_stack_lvl+0x41/0x5e
[ 220.126884][ T5610] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 220.137068][ T5612] sysfs_warn_dup.cold+0x17/0x24
[ 220.141477][ T5615] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 220.143676][ T5612] sysfs_create_dir_ns+0xaf/0xd0
[ 220.172818][ T5612] kobject_add_internal+0xc5/0x2d0
[ 220.178011][ T5612] kobject_init_and_add+0x71/0xa0
[ 220.183465][ T5612] ? lockdep_init_map_type+0x49/0x150
[ 220.189306][ T5612] gfs2_sys_fs_add+0xb4/0x180
[ 220.194162][ T5612] gfs2_fill_super+0x649/0xbe0
[ 220.199000][ T5612] ? vsnprintf+0x112/0x4d0
[ 220.203395][ T5612] ? get_tree_bdev+0xad/0x280
[ 220.208304][ T5612] ? gfs2_reconfigure+0x3c0/0x3c0
[ 220.213506][ T5612] ? snprintf+0x49/0x60
[ 220.217645][ T5612] ? gfs2_reconfigure+0x3c0/0x3c0
[ 220.223198][ T5612] get_tree_bdev+0x178/0x280
[ 220.227881][ T5612] gfs2_get_tree+0x1c/0x90
[ 220.232299][ T5612] vfs_get_tree+0x18/0x70
[ 220.236773][ T5612] ? capable+0x2a/0x50
[ 220.241959][ T5612] path_mount+0x2b9/0xb50
[ 220.246888][ T5612] __x64_sys_mount+0xfe/0x140
[ 220.251813][ T5612] do_syscall_64+0x33/0x80
[ 220.256434][ T5612] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 220.262605][ T5612] RIP: 0033:0x7f8c6b64590a
[ 220.267105][ T5612] 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
[ 220.287440][ T5612] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 220.295842][ T5612] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 220.304141][ T5612] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 220.312118][ T5612] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 220.320687][ T5612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 220.329027][ T5612] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 220.337427][ T5612]
[ 220.340557][ T5615] CPU: 1 PID: 5615 Comm: syz.1.558 Not tainted 5.15.182-syzkaller #0
[ 220.340622][ T5612] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 220.349352][ T5615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 220.349355][ T5615] Call Trace:
[ 220.349359][ T5615]
[ 220.349360][ T5615] dump_stack_lvl+0x41/0x5e
[ 220.349370][ T5615] sysfs_warn_dup.cold+0x17/0x24
[ 220.362734][ T5612] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 220.373148][ T5615] sysfs_create_dir_ns+0xaf/0xd0
[ 220.373158][ T5615] kobject_add_internal+0xc5/0x2d0
[ 220.405976][ T5615] kobject_init_and_add+0x71/0xa0
[ 220.410997][ T5615] ? lockdep_init_map_type+0x49/0x150
[ 220.416364][ T5615] gfs2_sys_fs_add+0xb4/0x180
[ 220.421393][ T5615] gfs2_fill_super+0x649/0xbe0
[ 220.426136][ T5615] ? vsnprintf+0x112/0x4d0
[ 220.430525][ T5615] ? get_tree_bdev+0xad/0x280
[ 220.435289][ T5615] ? gfs2_reconfigure+0x3c0/0x3c0
[ 220.440487][ T5615] ? snprintf+0x49/0x60
[ 220.444825][ T5615] ? gfs2_reconfigure+0x3c0/0x3c0
[ 220.450058][ T5615] get_tree_bdev+0x178/0x280
[ 220.454754][ T5615] gfs2_get_tree+0x1c/0x90
[ 220.459608][ T5615] vfs_get_tree+0x18/0x70
[ 220.464272][ T5615] ? capable+0x2a/0x50
[ 220.468540][ T5615] path_mount+0x2b9/0xb50
[ 220.473243][ T5615] __x64_sys_mount+0xfe/0x140
[ 220.477901][ T5615] do_syscall_64+0x33/0x80
[ 220.482554][ T5615] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 220.488954][ T5615] RIP: 0033:0x7f04af79190a
[ 220.493351][ T5615] 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
[ 220.513864][ T5615] RSP: 002b:00007f04af1e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 220.522355][ T5615] RAX: ffffffffffffffda RBX: 00007f04af1e0ef0 RCX: 00007f04af79190a
[ 220.531199][ T5615] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af1e0eb0
[ 220.539621][ T5615] RBP: 0000200000000400 R08: 00007f04af1e0ef0 R09: 0000000000000000
[ 220.547753][ T5615] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 220.556280][ T5615] R13: 00007f04af1e0eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 220.564407][ T5615]
[ 220.567435][ T5615] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 220.580782][ T5615] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 220.741203][ T5619] loop8: detected capacity change from 0 to 32768
[ 220.783055][ T5617] loop7: detected capacity change from 0 to 32768
[ 220.790301][ T5619] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 220.797683][ T5619] CPU: 1 PID: 5619 Comm: syz.8.560 Not tainted 5.15.182-syzkaller #0
[ 220.806245][ T5619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 220.814029][ T5621] loop6: detected capacity change from 0 to 32768
[ 220.816561][ T5619] Call Trace:
[ 220.826545][ T5619]
[ 220.829572][ T5619] dump_stack_lvl+0x41/0x5e
[ 220.834102][ T5619] sysfs_warn_dup.cold+0x17/0x24
[ 220.834662][ T5623] loop4: detected capacity change from 0 to 32768
[ 220.839923][ T5619] sysfs_create_dir_ns+0xaf/0xd0
[ 220.839934][ T5619] kobject_add_internal+0xc5/0x2d0
[ 220.839941][ T5619] kobject_init_and_add+0x71/0xa0
[ 220.839945][ T5619] ? lockdep_init_map_type+0x49/0x150
[ 220.867547][ T5619] gfs2_sys_fs_add+0xb4/0x180
[ 220.872426][ T5619] gfs2_fill_super+0x649/0xbe0
[ 220.877261][ T5619] ? vsnprintf+0x112/0x4d0
[ 220.881742][ T5619] ? get_tree_bdev+0xad/0x280
[ 220.886514][ T5619] ? gfs2_reconfigure+0x3c0/0x3c0
[ 220.891554][ T5619] ? snprintf+0x49/0x60
[ 220.895690][ T5619] ? gfs2_reconfigure+0x3c0/0x3c0
[ 220.900695][ T5619] get_tree_bdev+0x178/0x280
[ 220.905640][ T5619] gfs2_get_tree+0x1c/0x90
[ 220.910259][ T5619] vfs_get_tree+0x18/0x70
[ 220.914919][ T5619] ? capable+0x2a/0x50
[ 220.918993][ T5619] path_mount+0x2b9/0xb50
[ 220.923309][ T5619] __x64_sys_mount+0xfe/0x140
[ 220.928142][ T5619] do_syscall_64+0x33/0x80
[ 220.932626][ T5619] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 220.938510][ T5619] RIP: 0033:0x7f1cf35f190a
[ 220.943054][ T5619] 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
[ 220.963226][ T5619] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 220.971653][ T5619] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 220.979634][ T5619] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 220.987696][ T5619] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 220.995855][ T5619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 221.004428][ T5619] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 221.012565][ T5619]
[ 221.015641][ T5619] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 221.030023][ T5619] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 221.048948][ T5617] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 221.056476][ T5617] CPU: 0 PID: 5617 Comm: syz.7.559 Not tainted 5.15.182-syzkaller #0
[ 221.064783][ T5617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 221.074905][ T5617] Call Trace:
[ 221.078170][ T5617]
[ 221.081129][ T5617] dump_stack_lvl+0x41/0x5e
[ 221.085726][ T5617] sysfs_warn_dup.cold+0x17/0x24
[ 221.090643][ T5617] sysfs_create_dir_ns+0xaf/0xd0
[ 221.095564][ T5617] kobject_add_internal+0xc5/0x2d0
[ 221.100840][ T5617] kobject_init_and_add+0x71/0xa0
[ 221.105941][ T5617] ? lockdep_init_map_type+0x49/0x150
[ 221.111387][ T5617] gfs2_sys_fs_add+0xb4/0x180
[ 221.116047][ T5617] gfs2_fill_super+0x649/0xbe0
[ 221.120878][ T5617] ? vsnprintf+0x112/0x4d0
[ 221.125428][ T5617] ? get_tree_bdev+0xad/0x280
[ 221.130091][ T5617] ? gfs2_reconfigure+0x3c0/0x3c0
[ 221.135188][ T5617] ? snprintf+0x49/0x60
[ 221.139554][ T5617] ? gfs2_reconfigure+0x3c0/0x3c0
[ 221.144562][ T5617] get_tree_bdev+0x178/0x280
[ 221.149217][ T5617] gfs2_get_tree+0x1c/0x90
[ 221.153625][ T5617] vfs_get_tree+0x18/0x70
[ 221.158026][ T5617] ? capable+0x2a/0x50
[ 221.162627][ T5617] path_mount+0x2b9/0xb50
[ 221.167255][ T5617] __x64_sys_mount+0xfe/0x140
[ 221.172014][ T5617] do_syscall_64+0x33/0x80
[ 221.176915][ T5617] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 221.183052][ T5617] RIP: 0033:0x7f4a8ac6d90a
[ 221.187683][ T5617] 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
[ 221.208186][ T5617] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 221.216979][ T5617] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 221.224944][ T5617] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 221.233144][ T5617] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 221.241099][ T5617] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 221.249191][ T5617] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 221.257945][ T5617]
[ 221.261223][ T5617] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 221.275006][ T5617] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 221.300457][ T5623] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 221.308047][ T5623] CPU: 0 PID: 5623 Comm: syz.4.562 Not tainted 5.15.182-syzkaller #0
[ 221.316534][ T5623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 221.317164][ T5621] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 221.327122][ T5623] Call Trace:
[ 221.327126][ T5623]
[ 221.327127][ T5623] dump_stack_lvl+0x41/0x5e
[ 221.327136][ T5623] sysfs_warn_dup.cold+0x17/0x24
[ 221.327143][ T5623] sysfs_create_dir_ns+0xaf/0xd0
[ 221.327150][ T5623] kobject_add_internal+0xc5/0x2d0
[ 221.361190][ T5623] kobject_init_and_add+0x71/0xa0
[ 221.366201][ T5623] ? lockdep_init_map_type+0x49/0x150
[ 221.371549][ T5623] gfs2_sys_fs_add+0xb4/0x180
[ 221.376204][ T5623] gfs2_fill_super+0x649/0xbe0
[ 221.381108][ T5623] ? vsnprintf+0x112/0x4d0
[ 221.385521][ T5623] ? get_tree_bdev+0xad/0x280
[ 221.390180][ T5623] ? gfs2_reconfigure+0x3c0/0x3c0
[ 221.395179][ T5623] ? snprintf+0x49/0x60
[ 221.399442][ T5623] ? gfs2_reconfigure+0x3c0/0x3c0
[ 221.404529][ T5623] get_tree_bdev+0x178/0x280
[ 221.409281][ T5623] gfs2_get_tree+0x1c/0x90
[ 221.413846][ T5623] vfs_get_tree+0x18/0x70
[ 221.418152][ T5623] ? capable+0x2a/0x50
[ 221.422378][ T5623] path_mount+0x2b9/0xb50
[ 221.427092][ T5623] __x64_sys_mount+0xfe/0x140
[ 221.431756][ T5623] do_syscall_64+0x33/0x80
[ 221.436167][ T5623] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 221.442176][ T5623] RIP: 0033:0x7f8c6b64590a
[ 221.446676][ T5623] 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
[ 221.466434][ T5623] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 221.474931][ T5623] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 221.483010][ T5623] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 221.490972][ T5623] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 221.498929][ T5623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 221.507149][ T5623] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 221.515283][ T5623]
[ 221.518552][ T5621] CPU: 1 PID: 5621 Comm: syz.6.561 Not tainted 5.15.182-syzkaller #0
[ 221.518628][ T5623] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 221.526775][ T5621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 221.539957][ T5623] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 221.549998][ T5621] Call Trace:
[ 221.550004][ T5621]
[ 221.550006][ T5621] dump_stack_lvl+0x41/0x5e
[ 221.550016][ T5621] sysfs_warn_dup.cold+0x17/0x24
[ 221.550022][ T5621] sysfs_create_dir_ns+0xaf/0xd0
[ 221.577975][ T5621] kobject_add_internal+0xc5/0x2d0
[ 221.583200][ T5621] kobject_init_and_add+0x71/0xa0
[ 221.588323][ T5621] ? lockdep_init_map_type+0x49/0x150
[ 221.593684][ T5621] gfs2_sys_fs_add+0xb4/0x180
2025/05/14 16:56:05 executed programs: 557
[ 221.598362][ T5621] gfs2_fill_super+0x649/0xbe0
[ 221.603290][ T5621] ? vsnprintf+0x112/0x4d0
[ 221.607708][ T5621] ? get_tree_bdev+0xad/0x280
[ 221.612466][ T5621] ? gfs2_reconfigure+0x3c0/0x3c0
[ 221.617824][ T5621] ? snprintf+0x49/0x60
[ 221.622126][ T5621] ? gfs2_reconfigure+0x3c0/0x3c0
[ 221.627227][ T5621] get_tree_bdev+0x178/0x280
[ 221.631813][ T5621] gfs2_get_tree+0x1c/0x90
[ 221.636331][ T5621] vfs_get_tree+0x18/0x70
[ 221.640771][ T5621] ? capable+0x2a/0x50
[ 221.645134][ T5621] path_mount+0x2b9/0xb50
[ 221.649542][ T5621] __x64_sys_mount+0xfe/0x140
[ 221.654219][ T5621] do_syscall_64+0x33/0x80
[ 221.658280][ T5625] loop1: detected capacity change from 0 to 32768
[ 221.658626][ T5621] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 221.658635][ T5621] RIP: 0033:0x7f6426b4690a
[ 221.658641][ T5621] 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
[ 221.658644][ T5621] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 221.703637][ T5621] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 221.711801][ T5621] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
[ 221.720110][ T5621] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 221.728167][ T5621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 221.736458][ T5621] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 221.744665][ T5621]
[ 221.747987][ T5621] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 221.761680][ T5621] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 221.821149][ T5625] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 221.828649][ T5625] CPU: 0 PID: 5625 Comm: syz.1.563 Not tainted 5.15.182-syzkaller #0
[ 221.828876][ T5627] loop8: detected capacity change from 0 to 32768
[ 221.836821][ T5625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 221.853460][ T5625] Call Trace:
[ 221.856759][ T5625]
[ 221.859698][ T5625] dump_stack_lvl+0x41/0x5e
[ 221.864297][ T5625] sysfs_warn_dup.cold+0x17/0x24
[ 221.869316][ T5625] sysfs_create_dir_ns+0xaf/0xd0
[ 221.874513][ T5625] kobject_add_internal+0xc5/0x2d0
[ 221.879624][ T5625] kobject_init_and_add+0x71/0xa0
[ 221.884709][ T5625] ? lockdep_init_map_type+0x49/0x150
[ 221.890086][ T5625] gfs2_sys_fs_add+0xb4/0x180
[ 221.894760][ T5625] gfs2_fill_super+0x649/0xbe0
[ 221.899803][ T5625] ? vsnprintf+0x112/0x4d0
[ 221.904472][ T5625] ? get_tree_bdev+0xad/0x280
[ 221.909140][ T5625] ? gfs2_reconfigure+0x3c0/0x3c0
[ 221.914161][ T5625] ? snprintf+0x49/0x60
[ 221.918309][ T5625] ? gfs2_reconfigure+0x3c0/0x3c0
[ 221.923323][ T5625] get_tree_bdev+0x178/0x280
[ 221.927913][ T5625] gfs2_get_tree+0x1c/0x90
[ 221.932328][ T5625] vfs_get_tree+0x18/0x70
[ 221.936737][ T5625] ? capable+0x2a/0x50
[ 221.941157][ T5625] path_mount+0x2b9/0xb50
[ 221.945003][ T5629] loop7: detected capacity change from 0 to 32768
[ 221.945482][ T5625] __x64_sys_mount+0xfe/0x140
[ 221.945490][ T5625] do_syscall_64+0x33/0x80
[ 221.945497][ T5625] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 221.968732][ T5625] RIP: 0033:0x7f04af79190a
[ 221.973332][ T5625] 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
[ 221.993017][ T5625] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 222.001435][ T5625] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 222.009475][ T5625] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 222.017566][ T5625] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 222.025778][ T5625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 222.033957][ T5625] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 222.041917][ T5625]
[ 222.044985][ T5625] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 222.058276][ T5625] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 222.110317][ T5627] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 222.117924][ T5627] CPU: 1 PID: 5627 Comm: syz.8.564 Not tainted 5.15.182-syzkaller #0
[ 222.125975][ T5627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 222.127567][ T5631] loop4: detected capacity change from 0 to 32768
[ 222.136215][ T5627] Call Trace:
[ 222.136219][ T5627]
[ 222.136220][ T5627] dump_stack_lvl+0x41/0x5e
[ 222.136229][ T5627] sysfs_warn_dup.cold+0x17/0x24
[ 222.136234][ T5627] sysfs_create_dir_ns+0xaf/0xd0
[ 222.136241][ T5627] kobject_add_internal+0xc5/0x2d0
[ 222.142914][ T5629] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 222.146112][ T5627] kobject_init_and_add+0x71/0xa0
[ 222.182062][ T5627] ? lockdep_init_map_type+0x49/0x150
[ 222.187621][ T5627] gfs2_sys_fs_add+0xb4/0x180
[ 222.192360][ T5627] gfs2_fill_super+0x649/0xbe0
[ 222.197095][ T5627] ? vsnprintf+0x112/0x4d0
[ 222.201486][ T5627] ? get_tree_bdev+0xad/0x280
[ 222.206592][ T5627] ? gfs2_reconfigure+0x3c0/0x3c0
[ 222.211779][ T5627] ? snprintf+0x49/0x60
[ 222.215911][ T5627] ? gfs2_reconfigure+0x3c0/0x3c0
[ 222.220911][ T5627] get_tree_bdev+0x178/0x280
[ 222.225479][ T5627] gfs2_get_tree+0x1c/0x90
[ 222.229880][ T5627] vfs_get_tree+0x18/0x70
[ 222.234371][ T5627] ? capable+0x2a/0x50
[ 222.239121][ T5627] path_mount+0x2b9/0xb50
[ 222.243540][ T5627] __x64_sys_mount+0xfe/0x140
[ 222.248380][ T5627] do_syscall_64+0x33/0x80
[ 222.252797][ T5627] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 222.258916][ T5627] RIP: 0033:0x7f1cf35f190a
[ 222.263516][ T5627] 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
[ 222.283362][ T5627] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 222.291943][ T5627] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 222.300256][ T5627] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 222.308618][ T5627] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 222.317623][ T5627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 222.326134][ T5627] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 222.334650][ T5627]
[ 222.337953][ T5629] CPU: 0 PID: 5629 Comm: syz.7.565 Not tainted 5.15.182-syzkaller #0
[ 222.338052][ T5627] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 222.347344][ T5629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 222.347349][ T5629] Call Trace:
[ 222.347353][ T5629]
[ 222.347356][ T5629] dump_stack_lvl+0x41/0x5e
[ 222.347365][ T5629] sysfs_warn_dup.cold+0x17/0x24
[ 222.347371][ T5629] sysfs_create_dir_ns+0xaf/0xd0
[ 222.360585][ T5627] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 222.370842][ T5629] kobject_add_internal+0xc5/0x2d0
[ 222.403534][ T5629] kobject_init_and_add+0x71/0xa0
[ 222.408547][ T5629] ? lockdep_init_map_type+0x49/0x150
[ 222.414156][ T5629] gfs2_sys_fs_add+0xb4/0x180
[ 222.419036][ T5629] gfs2_fill_super+0x649/0xbe0
[ 222.423806][ T5629] ? vsnprintf+0x112/0x4d0
[ 222.428211][ T5629] ? get_tree_bdev+0xad/0x280
[ 222.432961][ T5629] ? gfs2_reconfigure+0x3c0/0x3c0
[ 222.437984][ T5629] ? snprintf+0x49/0x60
[ 222.442233][ T5629] ? gfs2_reconfigure+0x3c0/0x3c0
[ 222.447350][ T5629] get_tree_bdev+0x178/0x280
[ 222.451936][ T5629] gfs2_get_tree+0x1c/0x90
[ 222.456444][ T5629] vfs_get_tree+0x18/0x70
[ 222.460772][ T5629] ? capable+0x2a/0x50
[ 222.464869][ T5629] path_mount+0x2b9/0xb50
[ 222.469460][ T5629] __x64_sys_mount+0xfe/0x140
[ 222.474217][ T5629] do_syscall_64+0x33/0x80
[ 222.475474][ T5633] loop6: detected capacity change from 0 to 32768
[ 222.478712][ T5629] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 222.478721][ T5629] RIP: 0033:0x7f4a8ac6d90a
[ 222.478726][ T5629] 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
[ 222.478731][ T5629] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 222.524143][ T5629] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 222.532209][ T5629] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 222.540655][ T5629] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 222.548959][ T5629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 222.556997][ T5629] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 222.565048][ T5629]
[ 222.568191][ T5629] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 222.581588][ T5629] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 222.618985][ T5633] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 222.626398][ T5633] CPU: 0 PID: 5633 Comm: syz.6.567 Not tainted 5.15.182-syzkaller #0
[ 222.634454][ T5633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 222.645388][ T5633] Call Trace:
[ 222.648667][ T5633]
[ 222.651586][ T5633] dump_stack_lvl+0x41/0x5e
[ 222.656177][ T5633] sysfs_warn_dup.cold+0x17/0x24
[ 222.661193][ T5633] sysfs_create_dir_ns+0xaf/0xd0
[ 222.666125][ T5633] kobject_add_internal+0xc5/0x2d0
[ 222.671682][ T5633] kobject_init_and_add+0x71/0xa0
[ 222.677076][ T5633] ? lockdep_init_map_type+0x49/0x150
[ 222.682495][ T5633] gfs2_sys_fs_add+0xb4/0x180
[ 222.687166][ T5633] gfs2_fill_super+0x649/0xbe0
[ 222.692021][ T5633] ? vsnprintf+0x112/0x4d0
[ 222.693450][ T5635] loop1: detected capacity change from 0 to 32768
[ 222.696442][ T5633] ? get_tree_bdev+0xad/0x280
[ 222.707575][ T5633] ? gfs2_reconfigure+0x3c0/0x3c0
[ 222.712728][ T5633] ? snprintf+0x49/0x60
[ 222.716872][ T5633] ? gfs2_reconfigure+0x3c0/0x3c0
[ 222.722047][ T5633] get_tree_bdev+0x178/0x280
[ 222.726793][ T5633] gfs2_get_tree+0x1c/0x90
[ 222.731201][ T5633] vfs_get_tree+0x18/0x70
[ 222.735513][ T5633] ? capable+0x2a/0x50
[ 222.739854][ T5633] path_mount+0x2b9/0xb50
[ 222.744177][ T5633] __x64_sys_mount+0xfe/0x140
[ 222.748921][ T5633] do_syscall_64+0x33/0x80
[ 222.753750][ T5633] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 222.759729][ T5633] RIP: 0033:0x7f6426b4690a
[ 222.764209][ T5633] 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
[ 222.784099][ T5633] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 222.792975][ T5633] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 222.800932][ T5633] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
[ 222.808967][ T5633] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 222.816914][ T5633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 222.824861][ T5633] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 222.832895][ T5633]
[ 222.835984][ T5633] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 222.849167][ T5633] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 222.865256][ T5631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 222.872938][ T5631] CPU: 1 PID: 5631 Comm: syz.4.566 Not tainted 5.15.182-syzkaller #0
[ 222.880993][ T5631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 222.886673][ T5635] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 222.891245][ T5631] Call Trace:
[ 222.891252][ T5631]
[ 222.891254][ T5631] dump_stack_lvl+0x41/0x5e
[ 222.891264][ T5631] sysfs_warn_dup.cold+0x17/0x24
[ 222.891270][ T5631] sysfs_create_dir_ns+0xaf/0xd0
[ 222.891277][ T5631] kobject_add_internal+0xc5/0x2d0
[ 222.891283][ T5631] kobject_init_and_add+0x71/0xa0
[ 222.930739][ T5631] ? lockdep_init_map_type+0x49/0x150
[ 222.936176][ T5631] gfs2_sys_fs_add+0xb4/0x180
[ 222.940834][ T5631] gfs2_fill_super+0x649/0xbe0
[ 222.945689][ T5631] ? vsnprintf+0x112/0x4d0
[ 222.950086][ T5631] ? get_tree_bdev+0xad/0x280
[ 222.954836][ T5631] ? gfs2_reconfigure+0x3c0/0x3c0
[ 222.959874][ T5631] ? snprintf+0x49/0x60
[ 222.964009][ T5631] ? gfs2_reconfigure+0x3c0/0x3c0
[ 222.969013][ T5631] get_tree_bdev+0x178/0x280
[ 222.973579][ T5631] gfs2_get_tree+0x1c/0x90
[ 222.978151][ T5631] vfs_get_tree+0x18/0x70
[ 222.982467][ T5631] ? capable+0x2a/0x50
[ 222.986528][ T5631] path_mount+0x2b9/0xb50
[ 222.991238][ T5631] __x64_sys_mount+0xfe/0x140
[ 222.996012][ T5631] do_syscall_64+0x33/0x80
[ 223.000551][ T5631] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 223.006626][ T5631] RIP: 0033:0x7f8c6b64590a
[ 223.011124][ T5631] 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
[ 223.031266][ T5631] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 223.039954][ T5631] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 223.048164][ T5631] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 223.056199][ T5631] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 223.064625][ T5631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 223.072871][ T5631] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 223.081012][ T5631]
[ 223.084104][ T5635] CPU: 0 PID: 5635 Comm: syz.1.568 Not tainted 5.15.182-syzkaller #0
[ 223.084156][ T5631] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 223.092633][ T5635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 223.092639][ T5635] Call Trace:
[ 223.092642][ T5635]
[ 223.092644][ T5635] dump_stack_lvl+0x41/0x5e
[ 223.092654][ T5635] sysfs_warn_dup.cold+0x17/0x24
[ 223.105979][ T5631] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 223.116092][ T5635] sysfs_create_dir_ns+0xaf/0xd0
[ 223.116105][ T5635] kobject_add_internal+0xc5/0x2d0
[ 223.116111][ T5635] kobject_init_and_add+0x71/0xa0
[ 223.116115][ T5635] ? lockdep_init_map_type+0x49/0x150
[ 223.159640][ T5635] gfs2_sys_fs_add+0xb4/0x180
[ 223.164491][ T5635] gfs2_fill_super+0x649/0xbe0
[ 223.169320][ T5635] ? vsnprintf+0x112/0x4d0
[ 223.173925][ T5635] ? get_tree_bdev+0xad/0x280
[ 223.178684][ T5635] ? gfs2_reconfigure+0x3c0/0x3c0
[ 223.184216][ T5635] ? snprintf+0x49/0x60
[ 223.188532][ T5635] ? gfs2_reconfigure+0x3c0/0x3c0
[ 223.193887][ T5635] get_tree_bdev+0x178/0x280
[ 223.198581][ T5635] gfs2_get_tree+0x1c/0x90
[ 223.203148][ T5635] vfs_get_tree+0x18/0x70
[ 223.207541][ T5635] ? capable+0x2a/0x50
[ 223.211607][ T5635] path_mount+0x2b9/0xb50
[ 223.215922][ T5635] __x64_sys_mount+0xfe/0x140
[ 223.220570][ T5635] do_syscall_64+0x33/0x80
[ 223.225046][ T5635] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 223.231001][ T5635] RIP: 0033:0x7f04af79190a
[ 223.235390][ T5635] 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
[ 223.255517][ T5635] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 223.264252][ T5635] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 223.272215][ T5635] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 223.280372][ T5635] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 223.288318][ T5635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 223.296264][ T5635] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 223.304308][ T5635]
[ 223.307387][ T5635] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 223.320497][ T5635] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 223.444153][ T5639] loop7: detected capacity change from 0 to 32768
[ 223.465888][ T5637] loop8: detected capacity change from 0 to 32768
[ 223.490127][ T5639] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 223.497665][ T5639] CPU: 1 PID: 5639 Comm: syz.7.570 Not tainted 5.15.182-syzkaller #0
[ 223.505722][ T5639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 223.515820][ T5639] Call Trace:
[ 223.519119][ T5639]
[ 223.522048][ T5639] dump_stack_lvl+0x41/0x5e
[ 223.526621][ T5639] sysfs_warn_dup.cold+0x17/0x24
[ 223.531559][ T5639] sysfs_create_dir_ns+0xaf/0xd0
[ 223.536493][ T5639] kobject_add_internal+0xc5/0x2d0
[ 223.541607][ T5639] kobject_init_and_add+0x71/0xa0
[ 223.546630][ T5639] ? lockdep_init_map_type+0x49/0x150
[ 223.552085][ T5639] gfs2_sys_fs_add+0xb4/0x180
[ 223.554296][ T5643] loop4: detected capacity change from 0 to 32768
[ 223.556879][ T5639] gfs2_fill_super+0x649/0xbe0
[ 223.568028][ T5639] ? vsnprintf+0x112/0x4d0
[ 223.572444][ T5639] ? get_tree_bdev+0xad/0x280
[ 223.577125][ T5639] ? gfs2_reconfigure+0x3c0/0x3c0
[ 223.582148][ T5639] ? snprintf+0x49/0x60
[ 223.586742][ T5639] ? gfs2_reconfigure+0x3c0/0x3c0
[ 223.591874][ T5639] get_tree_bdev+0x178/0x280
[ 223.596812][ T5639] gfs2_get_tree+0x1c/0x90
[ 223.596918][ T5641] loop6: detected capacity change from 0 to 32768
[ 223.601355][ T5639] vfs_get_tree+0x18/0x70
[ 223.601364][ T5639] ? capable+0x2a/0x50
[ 223.601371][ T5639] path_mount+0x2b9/0xb50
[ 223.601377][ T5639] __x64_sys_mount+0xfe/0x140
[ 223.601381][ T5639] do_syscall_64+0x33/0x80
[ 223.601389][ T5639] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 223.601396][ T5639] RIP: 0033:0x7f4a8ac6d90a
[ 223.601402][ T5639] 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
[ 223.601407][ T5639] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 223.601412][ T5639] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 223.601414][ T5639] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 223.601416][ T5639] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 223.601419][ T5639] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 223.601421][ T5639] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 223.601424][ T5639]
[ 223.717228][ T5639] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 223.730541][ T5639] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 223.733637][ T5637] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 223.745228][ T5637] CPU: 0 PID: 5637 Comm: syz.8.569 Not tainted 5.15.182-syzkaller #0
[ 223.753289][ T5637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 223.763865][ T5637] Call Trace:
[ 223.767137][ T5637]
[ 223.770236][ T5637] dump_stack_lvl+0x41/0x5e
[ 223.774766][ T5637] sysfs_warn_dup.cold+0x17/0x24
[ 223.779735][ T5637] sysfs_create_dir_ns+0xaf/0xd0
[ 223.784679][ T5637] kobject_add_internal+0xc5/0x2d0
[ 223.789972][ T5637] kobject_init_and_add+0x71/0xa0
[ 223.795014][ T5637] ? lockdep_init_map_type+0x49/0x150
[ 223.800394][ T5637] gfs2_sys_fs_add+0xb4/0x180
[ 223.805081][ T5637] gfs2_fill_super+0x649/0xbe0
[ 223.810114][ T5637] ? vsnprintf+0x112/0x4d0
[ 223.815136][ T5637] ? get_tree_bdev+0xad/0x280
[ 223.819825][ T5637] ? gfs2_reconfigure+0x3c0/0x3c0
[ 223.825117][ T5637] ? snprintf+0x49/0x60
[ 223.829491][ T5637] ? gfs2_reconfigure+0x3c0/0x3c0
[ 223.834645][ T5637] get_tree_bdev+0x178/0x280
[ 223.839339][ T5637] gfs2_get_tree+0x1c/0x90
[ 223.843890][ T5637] vfs_get_tree+0x18/0x70
[ 223.848460][ T5637] ? capable+0x2a/0x50
[ 223.852571][ T5637] path_mount+0x2b9/0xb50
[ 223.856912][ T5637] __x64_sys_mount+0xfe/0x140
[ 223.861996][ T5637] do_syscall_64+0x33/0x80
[ 223.866423][ T5637] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 223.870432][ T5645] loop1: detected capacity change from 0 to 32768
[ 223.872514][ T5637] RIP: 0033:0x7f1cf35f190a
[ 223.872521][ T5637] 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
[ 223.872525][ T5637] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 223.872531][ T5637] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 223.872534][ T5637] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 223.928796][ T5637] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 223.937038][ T5637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 223.945210][ T5637] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 223.953173][ T5637]
[ 223.956302][ T5637] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 223.969670][ T5637] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 223.977066][ T5643] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 223.980510][ T5641] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 223.984627][ T5643] CPU: 1 PID: 5643 Comm: syz.4.572 Not tainted 5.15.182-syzkaller #0
[ 224.000393][ T5643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 224.010603][ T5643] Call Trace:
[ 224.013873][ T5643]
[ 224.016809][ T5643] dump_stack_lvl+0x41/0x5e
[ 224.021294][ T5643] sysfs_warn_dup.cold+0x17/0x24
[ 224.026212][ T5643] sysfs_create_dir_ns+0xaf/0xd0
[ 224.031142][ T5643] kobject_add_internal+0xc5/0x2d0
[ 224.036246][ T5643] kobject_init_and_add+0x71/0xa0
[ 224.041251][ T5643] ? lockdep_init_map_type+0x49/0x150
[ 224.046620][ T5643] gfs2_sys_fs_add+0xb4/0x180
[ 224.051814][ T5643] gfs2_fill_super+0x649/0xbe0
[ 224.056557][ T5643] ? vsnprintf+0x112/0x4d0
[ 224.060948][ T5643] ? get_tree_bdev+0xad/0x280
[ 224.065618][ T5643] ? gfs2_reconfigure+0x3c0/0x3c0
[ 224.070634][ T5643] ? snprintf+0x49/0x60
[ 224.074770][ T5643] ? gfs2_reconfigure+0x3c0/0x3c0
[ 224.079878][ T5643] get_tree_bdev+0x178/0x280
[ 224.084557][ T5643] gfs2_get_tree+0x1c/0x90
[ 224.088959][ T5643] vfs_get_tree+0x18/0x70
[ 224.093262][ T5643] ? capable+0x2a/0x50
[ 224.097310][ T5643] path_mount+0x2b9/0xb50
[ 224.101961][ T5643] __x64_sys_mount+0xfe/0x140
[ 224.106625][ T5643] do_syscall_64+0x33/0x80
[ 224.111207][ T5643] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 224.117083][ T5643] RIP: 0033:0x7f8c6b64590a
[ 224.121479][ T5643] 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
[ 224.141277][ T5643] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 224.149757][ T5643] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 224.157710][ T5643] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 224.165862][ T5643] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 224.174104][ T5643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 224.182049][ T5643] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 224.189999][ T5643]
[ 224.193008][ T5641] CPU: 0 PID: 5641 Comm: syz.6.571 Not tainted 5.15.182-syzkaller #0
[ 224.193102][ T5643] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 224.201334][ T5641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 224.201340][ T5641] Call Trace:
[ 224.201344][ T5641]
[ 224.201347][ T5641] dump_stack_lvl+0x41/0x5e
[ 224.201359][ T5641] sysfs_warn_dup.cold+0x17/0x24
[ 224.214484][ T5643] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 224.224678][ T5641] sysfs_create_dir_ns+0xaf/0xd0
[ 224.224692][ T5641] kobject_add_internal+0xc5/0x2d0
[ 224.229136][ T5645] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 224.230878][ T5641] kobject_init_and_add+0x71/0xa0
[ 224.269580][ T5641] ? lockdep_init_map_type+0x49/0x150
[ 224.274969][ T5641] gfs2_sys_fs_add+0xb4/0x180
[ 224.279626][ T5641] gfs2_fill_super+0x649/0xbe0
[ 224.284523][ T5641] ? vsnprintf+0x112/0x4d0
[ 224.289186][ T5641] ? get_tree_bdev+0xad/0x280
[ 224.294014][ T5641] ? gfs2_reconfigure+0x3c0/0x3c0
[ 224.299019][ T5641] ? snprintf+0x49/0x60
[ 224.303246][ T5641] ? gfs2_reconfigure+0x3c0/0x3c0
[ 224.308251][ T5641] get_tree_bdev+0x178/0x280
[ 224.312815][ T5641] gfs2_get_tree+0x1c/0x90
[ 224.317301][ T5641] vfs_get_tree+0x18/0x70
[ 224.321719][ T5641] ? capable+0x2a/0x50
[ 224.325772][ T5641] path_mount+0x2b9/0xb50
[ 224.330098][ T5641] __x64_sys_mount+0xfe/0x140
[ 224.334786][ T5641] do_syscall_64+0x33/0x80
[ 224.339212][ T5641] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 224.345091][ T5641] RIP: 0033:0x7f6426b4690a
[ 224.349531][ T5641] 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
[ 224.369320][ T5641] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 224.377871][ T5641] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 224.386115][ T5641] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
[ 224.394067][ T5641] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 224.402322][ T5641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 224.410366][ T5641] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 224.418430][ T5641]
[ 224.421432][ T5645] CPU: 1 PID: 5645 Comm: syz.1.573 Not tainted 5.15.182-syzkaller #0
[ 224.421524][ T5641] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 224.429687][ T5645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 224.429691][ T5645] Call Trace:
[ 224.429695][ T5645]
[ 224.429697][ T5645] dump_stack_lvl+0x41/0x5e
[ 224.429707][ T5645] sysfs_warn_dup.cold+0x17/0x24
[ 224.443007][ T5641] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 224.453117][ T5645] sysfs_create_dir_ns+0xaf/0xd0
[ 224.453126][ T5645] kobject_add_internal+0xc5/0x2d0
[ 224.485639][ T5645] kobject_init_and_add+0x71/0xa0
[ 224.490664][ T5645] ? lockdep_init_map_type+0x49/0x150
[ 224.496011][ T5645] gfs2_sys_fs_add+0xb4/0x180
[ 224.500750][ T5645] gfs2_fill_super+0x649/0xbe0
[ 224.505488][ T5645] ? vsnprintf+0x112/0x4d0
[ 224.510011][ T5645] ? get_tree_bdev+0xad/0x280
[ 224.514878][ T5645] ? gfs2_reconfigure+0x3c0/0x3c0
[ 224.520007][ T5645] ? snprintf+0x49/0x60
[ 224.524230][ T5645] ? gfs2_reconfigure+0x3c0/0x3c0
[ 224.529319][ T5645] get_tree_bdev+0x178/0x280
[ 224.533979][ T5645] gfs2_get_tree+0x1c/0x90
[ 224.538573][ T5645] vfs_get_tree+0x18/0x70
[ 224.542891][ T5645] ? capable+0x2a/0x50
[ 224.547129][ T5645] path_mount+0x2b9/0xb50
[ 224.551517][ T5645] __x64_sys_mount+0xfe/0x140
[ 224.556263][ T5645] do_syscall_64+0x33/0x80
[ 224.560668][ T5645] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 224.566718][ T5645] RIP: 0033:0x7f04af79190a
[ 224.571322][ T5645] 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
[ 224.591216][ T5645] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 224.599606][ T5645] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 224.607742][ T5645] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 224.615924][ T5645] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 224.623985][ T5645] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 224.631976][ T5645] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 224.640121][ T5645]
[ 224.643258][ T5645] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 224.656453][ T5645] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 224.824531][ T5647] loop7: detected capacity change from 0 to 32768
[ 224.878783][ T5647] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 224.886374][ T5647] CPU: 1 PID: 5647 Comm: syz.7.574 Not tainted 5.15.182-syzkaller #0
[ 224.894439][ T5647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 224.904928][ T5647] Call Trace:
[ 224.908202][ T5647]
[ 224.911154][ T5647] dump_stack_lvl+0x41/0x5e
[ 224.915744][ T5647] sysfs_warn_dup.cold+0x17/0x24
[ 224.920676][ T5647] sysfs_create_dir_ns+0xaf/0xd0
[ 224.925773][ T5647] kobject_add_internal+0xc5/0x2d0
[ 224.931060][ T5647] kobject_init_and_add+0x71/0xa0
[ 224.936206][ T5647] ? lockdep_init_map_type+0x49/0x150
[ 224.941572][ T5647] gfs2_sys_fs_add+0xb4/0x180
[ 224.946329][ T5647] gfs2_fill_super+0x649/0xbe0
[ 224.951082][ T5647] ? vsnprintf+0x112/0x4d0
[ 224.955696][ T5647] ? get_tree_bdev+0xad/0x280
[ 224.960685][ T5647] ? gfs2_reconfigure+0x3c0/0x3c0
[ 224.965954][ T5647] ? snprintf+0x49/0x60
[ 224.970295][ T5647] ? gfs2_reconfigure+0x3c0/0x3c0
[ 224.975586][ T5647] get_tree_bdev+0x178/0x280
[ 224.975598][ T5651] loop6: detected capacity change from 0 to 32768
[ 224.980495][ T5647] gfs2_get_tree+0x1c/0x90
[ 224.991640][ T5647] vfs_get_tree+0x18/0x70
[ 224.995960][ T5647] ? capable+0x2a/0x50
[ 225.000108][ T5647] path_mount+0x2b9/0xb50
[ 225.004557][ T5647] __x64_sys_mount+0xfe/0x140
[ 225.009224][ T5647] do_syscall_64+0x33/0x80
[ 225.009928][ T5655] loop1: detected capacity change from 0 to 32768
[ 225.013720][ T5647] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 225.026583][ T5647] RIP: 0033:0x7f4a8ac6d90a
[ 225.030994][ T5647] 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
[ 225.050904][ T5647] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 225.059319][ T5647] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 225.063062][ T5649] loop8: detected capacity change from 0 to 32768
[ 225.067283][ T5647] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 225.081859][ T5647] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 225.090109][ T5647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 225.098168][ T5647] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 225.106219][ T5647]
[ 225.109302][ T5647] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 225.122593][ T5647] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 225.136480][ T5653] loop4: detected capacity change from 0 to 32768
[ 225.169124][ T5655] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 225.173309][ T5649] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 225.176788][ T5655] CPU: 1 PID: 5655 Comm: syz.1.578 Not tainted 5.15.182-syzkaller #0
[ 225.192200][ T5655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 225.202766][ T5655] Call Trace:
[ 225.206034][ T5655]
[ 225.208948][ T5655] dump_stack_lvl+0x41/0x5e
[ 225.213612][ T5655] sysfs_warn_dup.cold+0x17/0x24
[ 225.218587][ T5655] sysfs_create_dir_ns+0xaf/0xd0
[ 225.224087][ T5655] kobject_add_internal+0xc5/0x2d0
[ 225.229275][ T5655] kobject_init_and_add+0x71/0xa0
[ 225.234277][ T5655] ? lockdep_init_map_type+0x49/0x150
[ 225.239716][ T5655] gfs2_sys_fs_add+0xb4/0x180
[ 225.244370][ T5655] gfs2_fill_super+0x649/0xbe0
[ 225.249106][ T5655] ? vsnprintf+0x112/0x4d0
[ 225.253589][ T5655] ? get_tree_bdev+0xad/0x280
[ 225.258244][ T5655] ? gfs2_reconfigure+0x3c0/0x3c0
[ 225.263337][ T5655] ? snprintf+0x49/0x60
[ 225.267645][ T5655] ? gfs2_reconfigure+0x3c0/0x3c0
[ 225.272865][ T5655] get_tree_bdev+0x178/0x280
[ 225.277533][ T5655] gfs2_get_tree+0x1c/0x90
[ 225.281927][ T5655] vfs_get_tree+0x18/0x70
[ 225.286268][ T5655] ? capable+0x2a/0x50
[ 225.290416][ T5655] path_mount+0x2b9/0xb50
[ 225.294805][ T5655] __x64_sys_mount+0xfe/0x140
[ 225.299545][ T5655] do_syscall_64+0x33/0x80
[ 225.303944][ T5655] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 225.309982][ T5655] RIP: 0033:0x7f04af79190a
[ 225.314489][ T5655] 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
[ 225.334765][ T5655] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 225.343412][ T5655] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 225.351632][ T5655] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 225.359671][ T5655] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 225.367816][ T5655] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 225.375783][ T5655] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 225.383994][ T5655]
[ 225.387000][ T5649] CPU: 0 PID: 5649 Comm: syz.8.575 Not tainted 5.15.182-syzkaller #0
[ 225.387101][ T5655] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 225.395324][ T5649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 225.395327][ T5649] Call Trace:
[ 225.395332][ T5649]
[ 225.395334][ T5649] dump_stack_lvl+0x41/0x5e
[ 225.408506][ T5655] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 225.418619][ T5649] sysfs_warn_dup.cold+0x17/0x24
[ 225.418629][ T5649] sysfs_create_dir_ns+0xaf/0xd0
[ 225.422426][ T5651] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 225.424863][ T5649] kobject_add_internal+0xc5/0x2d0
[ 225.458410][ T5649] kobject_init_and_add+0x71/0xa0
[ 225.463591][ T5649] ? lockdep_init_map_type+0x49/0x150
[ 225.468941][ T5649] gfs2_sys_fs_add+0xb4/0x180
[ 225.473598][ T5649] gfs2_fill_super+0x649/0xbe0
[ 225.478337][ T5649] ? vsnprintf+0x112/0x4d0
[ 225.482746][ T5649] ? get_tree_bdev+0xad/0x280
[ 225.487515][ T5649] ? gfs2_reconfigure+0x3c0/0x3c0
[ 225.492599][ T5649] ? snprintf+0x49/0x60
[ 225.496824][ T5649] ? gfs2_reconfigure+0x3c0/0x3c0
[ 225.501906][ T5649] get_tree_bdev+0x178/0x280
[ 225.506729][ T5649] gfs2_get_tree+0x1c/0x90
[ 225.511208][ T5649] vfs_get_tree+0x18/0x70
[ 225.515510][ T5649] ? capable+0x2a/0x50
[ 225.519639][ T5649] path_mount+0x2b9/0xb50
[ 225.523957][ T5649] __x64_sys_mount+0xfe/0x140
[ 225.528766][ T5649] do_syscall_64+0x33/0x80
[ 225.533163][ T5649] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 225.539385][ T5649] RIP: 0033:0x7f1cf35f190a
[ 225.543798][ T5649] 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
[ 225.563590][ T5649] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 225.571980][ T5649] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 225.579946][ T5649] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 225.587892][ T5649] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 225.595934][ T5649] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 225.604118][ T5649] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 225.612155][ T5649]
[ 225.615166][ T5651] CPU: 1 PID: 5651 Comm: syz.6.576 Not tainted 5.15.182-syzkaller #0
[ 225.615275][ T5649] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 225.623260][ T5651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 225.623263][ T5651] Call Trace:
[ 225.623268][ T5651]
[ 225.623270][ T5651] dump_stack_lvl+0x41/0x5e
[ 225.636370][ T5649] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 225.646649][ T5651] sysfs_warn_dup.cold+0x17/0x24
[ 225.646659][ T5651] sysfs_create_dir_ns+0xaf/0xd0
[ 225.646668][ T5651] kobject_add_internal+0xc5/0x2d0
[ 225.653769][ T5653] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 225.657341][ T5651] kobject_init_and_add+0x71/0xa0
[ 225.691156][ T5651] ? lockdep_init_map_type+0x49/0x150
[ 225.696518][ T5651] gfs2_sys_fs_add+0xb4/0x180
[ 225.701173][ T5651] gfs2_fill_super+0x649/0xbe0
[ 225.705995][ T5651] ? vsnprintf+0x112/0x4d0
[ 225.710393][ T5651] ? get_tree_bdev+0xad/0x280
[ 225.715332][ T5651] ? gfs2_reconfigure+0x3c0/0x3c0
[ 225.720483][ T5651] ? snprintf+0x49/0x60
[ 225.724616][ T5651] ? gfs2_reconfigure+0x3c0/0x3c0
[ 225.729625][ T5651] get_tree_bdev+0x178/0x280
[ 225.734710][ T5651] gfs2_get_tree+0x1c/0x90
[ 225.739277][ T5651] vfs_get_tree+0x18/0x70
[ 225.743761][ T5651] ? capable+0x2a/0x50
[ 225.747894][ T5651] path_mount+0x2b9/0xb50
[ 225.752214][ T5651] __x64_sys_mount+0xfe/0x140
[ 225.756975][ T5651] do_syscall_64+0x33/0x80
[ 225.761389][ T5651] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 225.767288][ T5651] RIP: 0033:0x7f6426b4690a
[ 225.772041][ T5651] 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
[ 225.792077][ T5651] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 225.800552][ T5651] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 225.808508][ T5651] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
[ 225.816463][ T5651] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 225.824503][ T5651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 225.832537][ T5651] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 225.840870][ T5651]
[ 225.843870][ T5653] CPU: 0 PID: 5653 Comm: syz.4.577 Not tainted 5.15.182-syzkaller #0
[ 225.843967][ T5651] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 225.852021][ T5653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 225.852025][ T5653] Call Trace:
[ 225.852029][ T5653]
[ 225.852031][ T5653] dump_stack_lvl+0x41/0x5e
[ 225.865751][ T5651] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 225.876130][ T5653] sysfs_warn_dup.cold+0x17/0x24
[ 225.898386][ T5653] sysfs_create_dir_ns+0xaf/0xd0
[ 225.903437][ T5653] kobject_add_internal+0xc5/0x2d0
[ 225.908635][ T5653] kobject_init_and_add+0x71/0xa0
[ 225.913658][ T5653] ? lockdep_init_map_type+0x49/0x150
[ 225.919165][ T5653] gfs2_sys_fs_add+0xb4/0x180
[ 225.923891][ T5653] gfs2_fill_super+0x649/0xbe0
[ 225.928654][ T5653] ? vsnprintf+0x112/0x4d0
[ 225.933062][ T5653] ? get_tree_bdev+0xad/0x280
[ 225.937728][ T5653] ? gfs2_reconfigure+0x3c0/0x3c0
[ 225.942736][ T5653] ? snprintf+0x49/0x60
[ 225.946886][ T5653] ? gfs2_reconfigure+0x3c0/0x3c0
[ 225.951991][ T5653] get_tree_bdev+0x178/0x280
[ 225.956585][ T5653] gfs2_get_tree+0x1c/0x90
[ 225.961118][ T5653] vfs_get_tree+0x18/0x70
[ 225.965472][ T5653] ? capable+0x2a/0x50
[ 225.969537][ T5653] path_mount+0x2b9/0xb50
[ 225.974050][ T5653] __x64_sys_mount+0xfe/0x140
[ 225.978991][ T5653] do_syscall_64+0x33/0x80
[ 225.983403][ T5653] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 225.989294][ T5653] RIP: 0033:0x7f8c6b64590a
[ 225.993906][ T5653] 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
[ 226.014895][ T5653] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 226.023394][ T5653] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 226.031716][ T5653] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 226.040146][ T5653] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 226.048371][ T5653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 226.056549][ T5653] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 226.057684][ T5659] loop7: detected capacity change from 0 to 32768
[ 226.064779][ T5653]
[ 226.064834][ T5653] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 226.087751][ T5653] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 226.143705][ T5659] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 226.151147][ T5659] CPU: 1 PID: 5659 Comm: syz.7.580 Not tainted 5.15.182-syzkaller #0
[ 226.158287][ T5661] loop8: detected capacity change from 0 to 32768
[ 226.159984][ T5659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 226.159988][ T5659] Call Trace:
[ 226.159991][ T5659]
[ 226.159993][ T5659] dump_stack_lvl+0x41/0x5e
[ 226.160006][ T5659] sysfs_warn_dup.cold+0x17/0x24
[ 226.160014][ T5659] sysfs_create_dir_ns+0xaf/0xd0
[ 226.160023][ T5659] kobject_add_internal+0xc5/0x2d0
[ 226.160031][ T5659] kobject_init_and_add+0x71/0xa0
[ 226.208017][ T5659] ? lockdep_init_map_type+0x49/0x150
[ 226.213497][ T5659] gfs2_sys_fs_add+0xb4/0x180
[ 226.218190][ T5659] gfs2_fill_super+0x649/0xbe0
[ 226.223124][ T5659] ? vsnprintf+0x112/0x4d0
[ 226.227532][ T5659] ? get_tree_bdev+0xad/0x280
[ 226.232318][ T5659] ? gfs2_reconfigure+0x3c0/0x3c0
[ 226.237436][ T5659] ? snprintf+0x49/0x60
[ 226.242139][ T5659] ? gfs2_reconfigure+0x3c0/0x3c0
[ 226.247161][ T5659] get_tree_bdev+0x178/0x280
[ 226.251780][ T5659] gfs2_get_tree+0x1c/0x90
[ 226.256361][ T5659] vfs_get_tree+0x18/0x70
[ 226.260788][ T5659] ? capable+0x2a/0x50
[ 226.264977][ T5659] path_mount+0x2b9/0xb50
[ 226.269324][ T5659] __x64_sys_mount+0xfe/0x140
[ 226.273995][ T5659] do_syscall_64+0x33/0x80
[ 226.278430][ T5659] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 226.284353][ T5659] RIP: 0033:0x7f4a8ac6d90a
[ 226.288771][ T5659] 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
[ 226.291688][ T5663] loop1: detected capacity change from 0 to 32768
[ 226.308564][ T5659] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 226.308574][ T5659] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 226.308576][ T5659] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 226.308579][ T5659] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 226.308581][ T5659] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 226.308583][ T5659] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 226.308587][ T5659]
[ 226.308684][ T5659] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 226.380967][ T5659] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 226.422751][ T5663] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 226.430366][ T5663] CPU: 0 PID: 5663 Comm: syz.1.581 Not tainted 5.15.182-syzkaller #0
[ 226.438426][ T5663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 226.448590][ T5663] Call Trace:
[ 226.451863][ T5663]
[ 226.454782][ T5663] dump_stack_lvl+0x41/0x5e
[ 226.459375][ T5663] sysfs_warn_dup.cold+0x17/0x24
[ 226.464310][ T5663] sysfs_create_dir_ns+0xaf/0xd0
[ 226.469245][ T5663] kobject_add_internal+0xc5/0x2d0
[ 226.474353][ T5663] kobject_init_and_add+0x71/0xa0
[ 226.479372][ T5663] ? lockdep_init_map_type+0x49/0x150
[ 226.484757][ T5663] gfs2_sys_fs_add+0xb4/0x180
[ 226.488644][ T5661] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 226.489439][ T5663] gfs2_fill_super+0x649/0xbe0
[ 226.501528][ T5663] ? vsnprintf+0x112/0x4d0
[ 226.506016][ T5663] ? get_tree_bdev+0xad/0x280
[ 226.510669][ T5663] ? gfs2_reconfigure+0x3c0/0x3c0
[ 226.515755][ T5663] ? snprintf+0x49/0x60
[ 226.519984][ T5663] ? gfs2_reconfigure+0x3c0/0x3c0
[ 226.524981][ T5663] get_tree_bdev+0x178/0x280
[ 226.529640][ T5663] gfs2_get_tree+0x1c/0x90
[ 226.534118][ T5663] vfs_get_tree+0x18/0x70
[ 226.538426][ T5663] ? capable+0x2a/0x50
[ 226.542474][ T5663] path_mount+0x2b9/0xb50
[ 226.546865][ T5663] __x64_sys_mount+0xfe/0x140
[ 226.551603][ T5663] do_syscall_64+0x33/0x80
[ 226.556003][ T5663] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 226.562295][ T5663] RIP: 0033:0x7f04af79190a
[ 226.566772][ T5663] 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
[ 226.586441][ T5663] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 226.594947][ T5663] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 226.603163][ T5663] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 226.611198][ T5663] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 226.619146][ T5663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 226.627325][ T5663] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 226.635450][ T5663]
[ 226.638468][ T5661] CPU: 1 PID: 5661 Comm: syz.8.579 Not tainted 5.15.182-syzkaller #0
[ 226.638639][ T5663] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 226.646960][ T5661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
2025/05/14 16:56:10 executed programs: 576
[ 226.660055][ T5663] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 226.670526][ T5661] Call Trace:
[ 226.670532][ T5661]
[ 226.670534][ T5661] dump_stack_lvl+0x41/0x5e
[ 226.688222][ T5661] sysfs_warn_dup.cold+0x17/0x24
[ 226.693164][ T5661] sysfs_create_dir_ns+0xaf/0xd0
[ 226.698282][ T5661] kobject_add_internal+0xc5/0x2d0
[ 226.703286][ T5666] loop4: detected capacity change from 0 to 32768
[ 226.703568][ T5661] kobject_init_and_add+0x71/0xa0
[ 226.715123][ T5661] ? lockdep_init_map_type+0x49/0x150
[ 226.720675][ T5661] gfs2_sys_fs_add+0xb4/0x180
[ 226.725345][ T5661] gfs2_fill_super+0x649/0xbe0
[ 226.730264][ T5661] ? vsnprintf+0x112/0x4d0
[ 226.734778][ T5661] ? get_tree_bdev+0xad/0x280
[ 226.739551][ T5661] ? gfs2_reconfigure+0x3c0/0x3c0
[ 226.745022][ T5661] ? snprintf+0x49/0x60
[ 226.749165][ T5661] ? gfs2_reconfigure+0x3c0/0x3c0
[ 226.754182][ T5661] get_tree_bdev+0x178/0x280
[ 226.758765][ T5661] gfs2_get_tree+0x1c/0x90
[ 226.763187][ T5661] vfs_get_tree+0x18/0x70
[ 226.767517][ T5661] ? capable+0x2a/0x50
[ 226.771670][ T5661] path_mount+0x2b9/0xb50
[ 226.776158][ T5661] __x64_sys_mount+0xfe/0x140
[ 226.780902][ T5661] do_syscall_64+0x33/0x80
[ 226.785296][ T5661] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 226.791499][ T5661] RIP: 0033:0x7f1cf35f190a
[ 226.796079][ T5661] 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
[ 226.816225][ T5661] RSP: 002b:00007f1cf301fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 226.824678][ T5661] RAX: ffffffffffffffda RBX: 00007f1cf301fef0 RCX: 00007f1cf35f190a
[ 226.832643][ T5661] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf301feb0
[ 226.840686][ T5661] RBP: 0000200000000400 R08: 00007f1cf301fef0 R09: 0000000000000000
[ 226.848666][ T5661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 226.856705][ T5661] R13: 00007f1cf301feb0 R14: 00000000000125bb R15: 00002000000004c0
[ 226.864799][ T5661]
[ 226.868015][ T5661] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 226.881221][ T5661] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 226.930721][ T5666] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 226.938294][ T5666] CPU: 0 PID: 5666 Comm: syz.4.582 Not tainted 5.15.182-syzkaller #0
[ 226.938487][ T5669] loop1: detected capacity change from 0 to 32768
[ 226.946756][ T5666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 226.946763][ T5666] Call Trace:
[ 226.946767][ T5666]
[ 226.946769][ T5666] dump_stack_lvl+0x41/0x5e
[ 226.946782][ T5666] sysfs_warn_dup.cold+0x17/0x24
[ 226.979997][ T5666] sysfs_create_dir_ns+0xaf/0xd0
[ 226.984950][ T5666] kobject_add_internal+0xc5/0x2d0
[ 226.990197][ T5666] kobject_init_and_add+0x71/0xa0
[ 226.995225][ T5666] ? lockdep_init_map_type+0x49/0x150
[ 227.000725][ T5666] gfs2_sys_fs_add+0xb4/0x180
[ 227.005416][ T5666] gfs2_fill_super+0x649/0xbe0
[ 227.010354][ T5666] ? vsnprintf+0x112/0x4d0
[ 227.014792][ T5666] ? get_tree_bdev+0xad/0x280
[ 227.019480][ T5666] ? gfs2_reconfigure+0x3c0/0x3c0
[ 227.019506][ T5667] loop6: detected capacity change from 0 to 32768
[ 227.024614][ T5666] ? snprintf+0x49/0x60
[ 227.024622][ T5666] ? gfs2_reconfigure+0x3c0/0x3c0
[ 227.024625][ T5666] get_tree_bdev+0x178/0x280
[ 227.024632][ T5666] gfs2_get_tree+0x1c/0x90
[ 227.024639][ T5666] vfs_get_tree+0x18/0x70
[ 227.024643][ T5666] ? capable+0x2a/0x50
[ 227.057997][ T5666] path_mount+0x2b9/0xb50
[ 227.062437][ T5666] __x64_sys_mount+0xfe/0x140
[ 227.067214][ T5666] do_syscall_64+0x33/0x80
[ 227.071806][ T5666] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 227.077874][ T5666] RIP: 0033:0x7f8c6b64590a
[ 227.082407][ T5666] 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
[ 227.102415][ T5666] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 227.110906][ T5666] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 227.118877][ T5666] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 227.127113][ T5666] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 227.135170][ T5666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 227.142769][ T5671] loop7: detected capacity change from 0 to 32768
[ 227.143321][ T5666] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 227.157892][ T5666]
[ 227.161070][ T5666] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 227.174544][ T5666] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 227.189238][ T5669] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.196231][ T5667] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.197044][ T5669] CPU: 0 PID: 5669 Comm: syz.1.584 Not tainted 5.15.182-syzkaller #0
[ 227.212535][ T5669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 227.222819][ T5669] Call Trace:
[ 227.226082][ T5669]
[ 227.228993][ T5669] dump_stack_lvl+0x41/0x5e
[ 227.234005][ T5669] sysfs_warn_dup.cold+0x17/0x24
[ 227.238920][ T5669] sysfs_create_dir_ns+0xaf/0xd0
[ 227.243833][ T5669] kobject_add_internal+0xc5/0x2d0
[ 227.248928][ T5669] kobject_init_and_add+0x71/0xa0
[ 227.254039][ T5669] ? lockdep_init_map_type+0x49/0x150
[ 227.259407][ T5669] gfs2_sys_fs_add+0xb4/0x180
[ 227.264063][ T5669] gfs2_fill_super+0x649/0xbe0
[ 227.269157][ T5669] ? vsnprintf+0x112/0x4d0
[ 227.273716][ T5669] ? get_tree_bdev+0xad/0x280
[ 227.278400][ T5669] ? gfs2_reconfigure+0x3c0/0x3c0
[ 227.283522][ T5669] ? snprintf+0x49/0x60
[ 227.287655][ T5669] ? gfs2_reconfigure+0x3c0/0x3c0
[ 227.292765][ T5669] get_tree_bdev+0x178/0x280
[ 227.297544][ T5669] gfs2_get_tree+0x1c/0x90
[ 227.302033][ T5669] vfs_get_tree+0x18/0x70
[ 227.306424][ T5669] ? capable+0x2a/0x50
[ 227.310468][ T5669] path_mount+0x2b9/0xb50
[ 227.314784][ T5669] __x64_sys_mount+0xfe/0x140
[ 227.319562][ T5669] do_syscall_64+0x33/0x80
[ 227.324276][ T5669] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 227.330155][ T5669] RIP: 0033:0x7f04af79190a
[ 227.334798][ T5669] 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
[ 227.355186][ T5669] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 227.363782][ T5669] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 227.371873][ T5669] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 227.379915][ T5669] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 227.388007][ T5669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 227.396146][ T5669] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 227.404299][ T5669]
[ 227.407444][ T5667] CPU: 1 PID: 5667 Comm: syz.6.583 Not tainted 5.15.182-syzkaller #0
[ 227.407618][ T5669] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 227.415547][ T5667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 227.415553][ T5667] Call Trace:
[ 227.415557][ T5667]
[ 227.415559][ T5667] dump_stack_lvl+0x41/0x5e
[ 227.428871][ T5669] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 227.438890][ T5667] sysfs_warn_dup.cold+0x17/0x24
[ 227.438905][ T5667] sysfs_create_dir_ns+0xaf/0xd0
[ 227.438914][ T5667] kobject_add_internal+0xc5/0x2d0
[ 227.438922][ T5667] kobject_init_and_add+0x71/0xa0
[ 227.443295][ T5671] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.445809][ T5667] ? lockdep_init_map_type+0x49/0x150
[ 227.490485][ T5667] gfs2_sys_fs_add+0xb4/0x180
[ 227.495323][ T5667] gfs2_fill_super+0x649/0xbe0
[ 227.500358][ T5667] ? vsnprintf+0x112/0x4d0
[ 227.504795][ T5667] ? get_tree_bdev+0xad/0x280
[ 227.509448][ T5667] ? gfs2_reconfigure+0x3c0/0x3c0
[ 227.514689][ T5667] ? snprintf+0x49/0x60
[ 227.519040][ T5667] ? gfs2_reconfigure+0x3c0/0x3c0
[ 227.524063][ T5667] get_tree_bdev+0x178/0x280
[ 227.528647][ T5667] gfs2_get_tree+0x1c/0x90
[ 227.533136][ T5667] vfs_get_tree+0x18/0x70
[ 227.537708][ T5667] ? capable+0x2a/0x50
[ 227.542044][ T5667] path_mount+0x2b9/0xb50
[ 227.546445][ T5667] __x64_sys_mount+0xfe/0x140
[ 227.551282][ T5667] do_syscall_64+0x33/0x80
[ 227.555775][ T5667] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 227.562019][ T5667] RIP: 0033:0x7f6426b4690a
[ 227.566442][ T5667] 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
[ 227.586382][ T5667] RSP: 002b:00007f64265b6e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 227.594780][ T5667] RAX: ffffffffffffffda RBX: 00007f64265b6ef0 RCX: 00007f6426b4690a
[ 227.602740][ T5667] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f64265b6eb0
[ 227.610791][ T5667] RBP: 0000200000000400 R08: 00007f64265b6ef0 R09: 0000000000000000
[ 227.618833][ T5667] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 227.627072][ T5667] R13: 00007f64265b6eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 227.635108][ T5667]
[ 227.638106][ T5671] CPU: 0 PID: 5671 Comm: syz.7.585 Not tainted 5.15.182-syzkaller #0
[ 227.638191][ T5667] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 227.646194][ T5671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 227.646197][ T5671] Call Trace:
[ 227.646201][ T5671]
[ 227.646203][ T5671] dump_stack_lvl+0x41/0x5e
[ 227.659399][ T5667] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 227.669622][ T5671] sysfs_warn_dup.cold+0x17/0x24
[ 227.669633][ T5671] sysfs_create_dir_ns+0xaf/0xd0
[ 227.669641][ T5671] kobject_add_internal+0xc5/0x2d0
[ 227.669648][ T5671] kobject_init_and_add+0x71/0xa0
[ 227.708137][ T5671] ? lockdep_init_map_type+0x49/0x150
[ 227.713961][ T5671] gfs2_sys_fs_add+0xb4/0x180
[ 227.718731][ T5671] gfs2_fill_super+0x649/0xbe0
[ 227.723485][ T5671] ? vsnprintf+0x112/0x4d0
[ 227.728080][ T5671] ? get_tree_bdev+0xad/0x280
[ 227.732839][ T5671] ? gfs2_reconfigure+0x3c0/0x3c0
[ 227.737852][ T5671] ? snprintf+0x49/0x60
[ 227.742096][ T5671] ? gfs2_reconfigure+0x3c0/0x3c0
[ 227.747494][ T5671] get_tree_bdev+0x178/0x280
[ 227.752339][ T5671] gfs2_get_tree+0x1c/0x90
[ 227.756758][ T5671] vfs_get_tree+0x18/0x70
[ 227.761077][ T5671] ? capable+0x2a/0x50
[ 227.765318][ T5671] path_mount+0x2b9/0xb50
[ 227.769725][ T5671] __x64_sys_mount+0xfe/0x140
[ 227.774395][ T5671] do_syscall_64+0x33/0x80
[ 227.778809][ T5671] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 227.784695][ T5671] RIP: 0033:0x7f4a8ac6d90a
[ 227.789104][ T5671] 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
[ 227.809413][ T5671] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 227.817988][ T5671] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 227.826625][ T5671] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 227.835299][ T5671] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 227.844490][ T5671] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 227.853172][ T5671] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 227.861450][ T5671]
[ 227.864528][ T5671] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 227.877626][ T5671] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 227.905734][ T5673] loop1: detected capacity change from 0 to 32768
[ 227.983075][ T5673] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.990935][ T5673] CPU: 1 PID: 5673 Comm: syz.1.586 Not tainted 5.15.182-syzkaller #0
[ 227.999138][ T5673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 228.009487][ T5673] Call Trace:
[ 228.012853][ T5673]
[ 228.016096][ T5673] dump_stack_lvl+0x41/0x5e
[ 228.020700][ T5673] sysfs_warn_dup.cold+0x17/0x24
[ 228.025718][ T5673] sysfs_create_dir_ns+0xaf/0xd0
[ 228.031032][ T5673] kobject_add_internal+0xc5/0x2d0
[ 228.036424][ T5673] kobject_init_and_add+0x71/0xa0
[ 228.041453][ T5673] ? lockdep_init_map_type+0x49/0x150
[ 228.046921][ T5673] gfs2_sys_fs_add+0xb4/0x180
[ 228.051608][ T5673] gfs2_fill_super+0x649/0xbe0
[ 228.056374][ T5673] ? vsnprintf+0x112/0x4d0
[ 228.060791][ T5673] ? get_tree_bdev+0xad/0x280
[ 228.065734][ T5673] ? gfs2_reconfigure+0x3c0/0x3c0
[ 228.070839][ T5673] ? snprintf+0x49/0x60
[ 228.075110][ T5673] ? gfs2_reconfigure+0x3c0/0x3c0
[ 228.080295][ T5673] get_tree_bdev+0x178/0x280
[ 228.086178][ T5673] gfs2_get_tree+0x1c/0x90
[ 228.090779][ T5673] vfs_get_tree+0x18/0x70
[ 228.095115][ T5673] ? capable+0x2a/0x50
[ 228.099218][ T5673] path_mount+0x2b9/0xb50
[ 228.103805][ T5673] __x64_sys_mount+0xfe/0x140
[ 228.105641][ T5677] loop4: detected capacity change from 0 to 32768
[ 228.108886][ T5673] do_syscall_64+0x33/0x80
[ 228.108897][ T5673] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 228.108903][ T5673] RIP: 0033:0x7f04af79190a
[ 228.108908][ T5673] 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
[ 228.108912][ T5673] RSP: 002b:00007f04af201e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.108917][ T5673] RAX: ffffffffffffffda RBX: 00007f04af201ef0 RCX: 00007f04af79190a
[ 228.108920][ T5673] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af201eb0
[ 228.108923][ T5673] RBP: 0000200000000400 R08: 00007f04af201ef0 R09: 0000000000000000
[ 228.108925][ T5673] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 228.108927][ T5673] R13: 00007f04af201eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 228.108930][ T5673]
[ 228.109014][ T5673] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.195419][ T5676] loop8: detected capacity change from 0 to 32768
[ 228.201267][ T5673] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 228.275296][ T5680] loop6: detected capacity change from 0 to 32768
[ 228.293199][ T5676] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 228.300742][ T5676] CPU: 0 PID: 5676 Comm: syz.8.588 Not tainted 5.15.182-syzkaller #0
[ 228.308979][ T5676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 228.309011][ T5680] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 228.319026][ T5676] Call Trace:
[ 228.319030][ T5676]
[ 228.319032][ T5676] dump_stack_lvl+0x41/0x5e
[ 228.319043][ T5676] sysfs_warn_dup.cold+0x17/0x24
[ 228.319050][ T5676] sysfs_create_dir_ns+0xaf/0xd0
[ 228.319059][ T5676] kobject_add_internal+0xc5/0x2d0
[ 228.353029][ T5676] kobject_init_and_add+0x71/0xa0
[ 228.358244][ T5676] ? lockdep_init_map_type+0x49/0x150
[ 228.363598][ T5676] gfs2_sys_fs_add+0xb4/0x180
[ 228.368520][ T5676] gfs2_fill_super+0x649/0xbe0
[ 228.373351][ T5676] ? vsnprintf+0x112/0x4d0
[ 228.377751][ T5676] ? get_tree_bdev+0xad/0x280
[ 228.382495][ T5676] ? gfs2_reconfigure+0x3c0/0x3c0
[ 228.387752][ T5676] ? snprintf+0x49/0x60
[ 228.392057][ T5676] ? gfs2_reconfigure+0x3c0/0x3c0
[ 228.397052][ T5676] get_tree_bdev+0x178/0x280
[ 228.401703][ T5676] gfs2_get_tree+0x1c/0x90
[ 228.406490][ T5676] vfs_get_tree+0x18/0x70
[ 228.411518][ T5676] ? capable+0x2a/0x50
[ 228.415735][ T5676] path_mount+0x2b9/0xb50
[ 228.420191][ T5676] __x64_sys_mount+0xfe/0x140
[ 228.424942][ T5676] do_syscall_64+0x33/0x80
[ 228.429346][ T5676] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 228.435307][ T5676] RIP: 0033:0x7f1cf35f190a
[ 228.439787][ T5676] 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
[ 228.459652][ T5676] RSP: 002b:00007f1cf3061e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.468036][ T5676] RAX: ffffffffffffffda RBX: 00007f1cf3061ef0 RCX: 00007f1cf35f190a
[ 228.475983][ T5676] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f1cf3061eb0
[ 228.483927][ T5676] RBP: 0000200000000400 R08: 00007f1cf3061ef0 R09: 0000000000000000
[ 228.491874][ T5676] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 228.499994][ T5676] R13: 00007f1cf3061eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 228.508029][ T5676]
[ 228.511131][ T5680] CPU: 1 PID: 5680 Comm: syz.6.589 Not tainted 5.15.182-syzkaller #0
[ 228.511203][ T5676] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.519269][ T5680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 228.519272][ T5680] Call Trace:
[ 228.519277][ T5680]
[ 228.519278][ T5680] dump_stack_lvl+0x41/0x5e
[ 228.532551][ T5676] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 228.542689][ T5680] sysfs_warn_dup.cold+0x17/0x24
[ 228.542699][ T5680] sysfs_create_dir_ns+0xaf/0xd0
[ 228.564604][ T5682] loop7: detected capacity change from 0 to 32768
[ 228.565212][ T5680] kobject_add_internal+0xc5/0x2d0
[ 228.581992][ T5680] kobject_init_and_add+0x71/0xa0
[ 228.582684][ T5677] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 228.587125][ T5680] ? lockdep_init_map_type+0x49/0x150
[ 228.587138][ T5680] gfs2_sys_fs_add+0xb4/0x180
[ 228.604580][ T5680] gfs2_fill_super+0x649/0xbe0
[ 228.609522][ T5680] ? vsnprintf+0x112/0x4d0
[ 228.614088][ T5680] ? get_tree_bdev+0xad/0x280
[ 228.618845][ T5680] ? gfs2_reconfigure+0x3c0/0x3c0
[ 228.623943][ T5680] ? snprintf+0x49/0x60
[ 228.628088][ T5680] ? gfs2_reconfigure+0x3c0/0x3c0
[ 228.633416][ T5680] get_tree_bdev+0x178/0x280
[ 228.638704][ T5680] gfs2_get_tree+0x1c/0x90
[ 228.643378][ T5680] vfs_get_tree+0x18/0x70
[ 228.648580][ T5680] ? capable+0x2a/0x50
[ 228.652898][ T5680] path_mount+0x2b9/0xb50
[ 228.657310][ T5680] __x64_sys_mount+0xfe/0x140
[ 228.662155][ T5680] do_syscall_64+0x33/0x80
[ 228.666786][ T5680] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 228.672669][ T5680] RIP: 0033:0x7f6426b4690a
[ 228.677154][ T5680] 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
[ 228.697587][ T5680] RSP: 002b:00007f6426595e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.706185][ T5680] RAX: ffffffffffffffda RBX: 00007f6426595ef0 RCX: 00007f6426b4690a
[ 228.714232][ T5680] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f6426595eb0
[ 228.722541][ T5680] RBP: 0000200000000400 R08: 00007f6426595ef0 R09: 0000000000000000
[ 228.730490][ T5680] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 228.739699][ T5680] R13: 00007f6426595eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 228.748468][ T5680]
[ 228.751473][ T5677] CPU: 0 PID: 5677 Comm: syz.4.587 Not tainted 5.15.182-syzkaller #0
[ 228.751561][ T5680] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.759920][ T5677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 228.759925][ T5677] Call Trace:
[ 228.759930][ T5677]
[ 228.759932][ T5677] dump_stack_lvl+0x41/0x5e
[ 228.773198][ T5680] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 228.783335][ T5677] sysfs_warn_dup.cold+0x17/0x24
[ 228.783351][ T5677] sysfs_create_dir_ns+0xaf/0xd0
[ 228.783360][ T5677] kobject_add_internal+0xc5/0x2d0
[ 228.783369][ T5677] kobject_init_and_add+0x71/0xa0
[ 228.821142][ T5677] ? lockdep_init_map_type+0x49/0x150
[ 228.826526][ T5677] gfs2_sys_fs_add+0xb4/0x180
[ 228.831303][ T5677] gfs2_fill_super+0x649/0xbe0
[ 228.836168][ T5677] ? vsnprintf+0x112/0x4d0
[ 228.840756][ T5677] ? get_tree_bdev+0xad/0x280
[ 228.845428][ T5677] ? gfs2_reconfigure+0x3c0/0x3c0
[ 228.850454][ T5677] ? snprintf+0x49/0x60
[ 228.854596][ T5677] ? gfs2_reconfigure+0x3c0/0x3c0
[ 228.859625][ T5677] get_tree_bdev+0x178/0x280
[ 228.864505][ T5677] gfs2_get_tree+0x1c/0x90
[ 228.868996][ T5677] vfs_get_tree+0x18/0x70
[ 228.873313][ T5677] ? capable+0x2a/0x50
[ 228.877472][ T5677] path_mount+0x2b9/0xb50
[ 228.881795][ T5677] __x64_sys_mount+0xfe/0x140
[ 228.886470][ T5677] do_syscall_64+0x33/0x80
[ 228.890889][ T5677] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 228.896882][ T5677] RIP: 0033:0x7f8c6b64590a
[ 228.901393][ T5677] 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
[ 228.921584][ T5677] RSP: 002b:00007f8c6b0b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.930124][ T5677] RAX: ffffffffffffffda RBX: 00007f8c6b0b5ef0 RCX: 00007f8c6b64590a
[ 228.938126][ T5677] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f8c6b0b5eb0
[ 228.946555][ T5677] RBP: 0000200000000400 R08: 00007f8c6b0b5ef0 R09: 0000000000000000
[ 228.948771][ T25] INFO: task syz.0.49:4145 blocked for more than 143 seconds.
[ 228.954840][ T5677] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 228.954845][ T5677] R13: 00007f8c6b0b5eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 228.954849][ T5677]
[ 228.954943][ T5677] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.962336][ T25] Not tainted 5.15.182-syzkaller #0
[ 228.970530][ T5677] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 229.008575][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 229.017354][ T25] task:syz.0.49 state:D stack:13376 pid: 4145 ppid: 2376 flags:0x00004004
[ 229.026790][ T25] Call Trace:
[ 229.030273][ T25]
[ 229.033251][ T25] __schedule+0x2b8/0x790
[ 229.037727][ T25] schedule+0x53/0x90
[ 229.041745][ T25] schedule_timeout+0x100/0x140
[ 229.046684][ T25] ? wait_for_completion+0x77/0xe0
[ 229.051824][ T25] ? do_raw_spin_unlock+0x50/0xa0
[ 229.057132][ T25] wait_for_completion+0x7f/0xe0
[ 229.057659][ T5688] loop1: detected capacity change from 0 to 32768
[ 229.062200][ T25] kthread_stop+0x6e/0x170
[ 229.062213][ T25] gfs2_make_fs_ro+0x57/0x2b0
[ 229.062221][ T25] gfs2_withdraw.cold+0x161/0x4c0
[ 229.082851][ T25] ? gfs2_lm.cold+0x3f/0x44
[ 229.087422][ T25] gfs2_metatype_check_ii+0x30/0x40
[ 229.092648][ T25] gfs2_quota_init+0x483/0x4c0
[ 229.097470][ T25] gfs2_make_fs_rw+0xd4/0x160
[ 229.102276][ T25] gfs2_fill_super+0xb84/0xbe0
[ 229.107108][ T25] ? gfs2_glock_nq_num+0x67/0xd0
[ 229.112054][ T25] ? gfs2_freeze_lock+0x24/0x60
[ 229.117028][ T25] ? gfs2_reconfigure+0x3c0/0x3c0
[ 229.122352][ T25] get_tree_bdev+0x178/0x280
[ 229.127291][ T25] gfs2_get_tree+0x1c/0x90
[ 229.132038][ T25] vfs_get_tree+0x18/0x70
[ 229.136505][ T25] ? capable+0x2a/0x50
[ 229.140888][ T25] path_mount+0x2b9/0xb50
[ 229.145421][ T25] __x64_sys_mount+0xfe/0x140
[ 229.150107][ T25] do_syscall_64+0x33/0x80
[ 229.154539][ T25] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 229.160440][ T25] RIP: 0033:0x7fc9395f390a
[ 229.164846][ T25] RSP: 002b:00007fc939063e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 229.173258][ T25] RAX: ffffffffffffffda RBX: 00007fc939063ef0 RCX: 00007fc9395f390a
[ 229.181528][ T25] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fc939063eb0
[ 229.189644][ T25] RBP: 0000200000000400 R08: 00007fc939063ef0 R09: 0000000000000000
[ 229.197807][ T25] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 229.206121][ T25] R13: 00007fc939063eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 229.214221][ T25]
[ 229.217293][ T25] INFO: task gfs2_quotad:4157 blocked for more than 143 seconds.
[ 229.225150][ T25] Not tainted 5.15.182-syzkaller #0
[ 229.230868][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 229.239824][ T25] task:gfs2_quotad state:D stack:14224 pid: 4157 ppid: 2 flags:0x00004000
[ 229.249188][ T25] Call Trace:
[ 229.252553][ T25]
[ 229.255736][ T25] __schedule+0x2b8/0x790
[ 229.260288][ T25] ? out_of_line_wait_on_bit_lock+0xb0/0xb0
[ 229.266213][ T25] schedule+0x53/0x90
[ 229.270334][ T25] bit_wait+0x8/0x50
[ 229.274211][ T25] __wait_on_bit+0x23/0x80
[ 229.278623][ T25] out_of_line_wait_on_bit+0x90/0xb0
[ 229.284247][ T25] ? var_wake_function+0x20/0x20
[ 229.289194][ T25] __gfs2_glock_dq+0x1c8/0x280
[ 229.294028][ T25] gfs2_glock_dq_uninit+0x1d/0x60
[ 229.299044][ T25] gfs2_statfs_sync+0x7c/0x190
[ 229.304053][ T25] ? gfs2_statfs_sync+0x42/0x190
[ 229.309070][ T25] gfs2_quotad+0x21d/0x2d0
[ 229.313673][ T25] ? do_wait_intr_irq+0xa0/0xa0
[ 229.318723][ T25] ? gfs2_wake_up_statfs+0x30/0x30
[ 229.323903][ T25] kthread+0x10b/0x130
[ 229.328214][ T25] ? set_kthread_struct+0x40/0x40
[ 229.333440][ T25] ret_from_fork+0x1f/0x30
[ 229.337940][ T25]
[ 229.341125][ T25]
[ 229.341125][ T25] Showing all locks held in the system:
[ 229.344129][ T5682] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 229.349037][ T25] 1 lock held by khungtaskd/25:
[ 229.356441][ T5682] CPU: 0 PID: 5682 Comm: syz.7.590 Not tainted 5.15.182-syzkaller #0
[ 229.361545][ T25] #0:
[ 229.369668][ T5682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 229.369674][ T5682] Call Trace:
[ 229.369677][ T5682]
[ 229.369680][ T5682] dump_stack_lvl+0x41/0x5e
[ 229.372454][ T25] ffffffff82fda400
[ 229.382843][ T5682] sysfs_warn_dup.cold+0x17/0x24
[ 229.382852][ T5682] sysfs_create_dir_ns+0xaf/0xd0
[ 229.386122][ T25] (
[ 229.389036][ T5682] kobject_add_internal+0xc5/0x2d0
[ 229.389045][ T5682] kobject_init_and_add+0x71/0xa0
[ 229.393549][ T25] rcu_read_lock
[ 229.397244][ T5682] ? lockdep_init_map_type+0x49/0x150
[ 229.402308][ T25] ){....}-{1:2}
[ 229.407284][ T5682] gfs2_sys_fs_add+0xb4/0x180
[ 229.409839][ T25] , at: debug_show_all_locks+0x15/0xf2
[ 229.415031][ T5682] gfs2_fill_super+0x649/0xbe0
[ 229.420090][ T25] 1 lock held by udevd/767:
[ 229.423501][ T5682] ? vsnprintf+0x112/0x4d0
[ 229.428957][ T25] #0:
[ 229.432474][ T5682] ? get_tree_bdev+0xad/0x280
[ 229.437154][ T25] ffff8881083c8118
[ 229.442606][ T5682] ? gfs2_reconfigure+0x3c0/0x3c0
[ 229.442611][ T5682] ? snprintf+0x49/0x60
[ 229.442616][ T5682] ? gfs2_reconfigure+0x3c0/0x3c0
[ 229.442619][ T5682] get_tree_bdev+0x178/0x280
[ 229.442625][ T5682] gfs2_get_tree+0x1c/0x90
[ 229.447359][ T25] (
[ 229.451835][ T5682] vfs_get_tree+0x18/0x70
[ 229.451840][ T5682] ? capable+0x2a/0x50
[ 229.451845][ T5682] path_mount+0x2b9/0xb50
[ 229.451850][ T5682] __x64_sys_mount+0xfe/0x140
[ 229.456338][ T25] &disk->open_mutex
[ 229.459097][ T5682] do_syscall_64+0x33/0x80
[ 229.459107][ T5682] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 229.463775][ T25] ){....}-{3:3}
[ 229.467672][ T5682] RIP: 0033:0x7f4a8ac6d90a
[ 229.472894][ T25] , at: blkdev_get_by_dev+0x51/0x2e0
[ 229.477001][ T5682] 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
[ 229.482011][ T25] 2 locks held by getty/882:
[ 229.486593][ T5682] RSP: 002b:00007f4a8a6dde68 EFLAGS: 00000246
[ 229.491097][ T25] #0:
[ 229.493574][ T5682] ORIG_RAX: 00000000000000a5
[ 229.497877][ T25] ffff88810299b098
[ 229.502088][ T5682] RAX: ffffffffffffffda RBX: 00007f4a8a6ddef0 RCX: 00007f4a8ac6d90a
[ 229.502091][ T5682] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f4a8a6ddeb0
[ 229.502093][ T5682] RBP: 0000200000000400 R08: 00007f4a8a6ddef0 R09: 0000000000000000
[ 229.502096][ T5682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 229.502098][ T5682] R13: 00007f4a8a6ddeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 229.502102][ T5682]
[ 229.502202][ T5682] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 229.506610][ T25] (
[ 229.511361][ T5682] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 229.515230][ T25] &tty->ldisc_sem
[ 229.531226][ T5688] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 229.533549][ T25] ){....}-{0:0}
[ 229.538928][ T5688] CPU: 0 PID: 5688 Comm: syz.1.592 Not tainted 5.15.182-syzkaller #0
[ 229.558700][ T25] , at: tty_ldisc_ref_wait+0x1f/0x50
[ 229.563701][ T5688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 229.569854][ T25] #1:
[ 229.572580][ T5688] Call Trace:
[ 229.577312][ T25] ffffc900018172e8
[ 229.581010][ T5688]
[ 229.581012][ T5688] dump_stack_lvl+0x41/0x5e
[ 229.588980][ T25] (
[ 229.597042][ T5688] sysfs_warn_dup.cold+0x17/0x24
[ 229.605116][ T25] &ldata->atomic_read_lock
[ 229.613171][ T5688] sysfs_create_dir_ns+0xaf/0xd0
[ 229.613187][ T5688] kobject_add_internal+0xc5/0x2d0
[ 229.621253][ T25] ){....}-{3:3}
[ 229.624274][ T5688] kobject_init_and_add+0x71/0xa0
[ 229.637745][ T25] , at: n_tty_read+0x4eb/0x610
[ 229.640228][ T5688] ? lockdep_init_map_type+0x49/0x150
[ 229.640236][ T5688] gfs2_sys_fs_add+0xb4/0x180
[ 229.647122][ T25] 1 lock held by syz-executor/2385:
[ 229.650719][ T5688] gfs2_fill_super+0x649/0xbe0
[ 229.650724][ T5688] ? vsnprintf+0x112/0x4d0
[ 229.650730][ T5688] ? get_tree_bdev+0xad/0x280
[ 229.658077][ T25] #0:
[ 229.661519][ T5688] ? gfs2_reconfigure+0x3c0/0x3c0
[ 229.661523][ T5688] ? snprintf+0x49/0x60
[ 229.661527][ T5688] ? gfs2_reconfigure+0x3c0/0x3c0
[ 229.661529][ T5688] get_tree_bdev+0x178/0x280
[ 229.661534][ T5688] gfs2_get_tree+0x1c/0x90
[ 229.669669][ T25] ffff8881083ca918
[ 229.674919][ T5688] vfs_get_tree+0x18/0x70
[ 229.684958][ T25] (
[ 229.688153][ T5688] ? capable+0x2a/0x50
[ 229.691468][ T25] &disk->open_mutex
[ 229.695146][ T5688] path_mount+0x2b9/0xb50
[ 229.698066][ T25] ){....}-{3:3}
[ 229.702632][ T5688] __x64_sys_mount+0xfe/0x140
[ 229.702638][ T5688] do_syscall_64+0x33/0x80
[ 229.702648][ T5688] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 229.705127][ T25] , at: blkdev_get_by_dev+0x51/0x2e0
[ 229.710218][ T5688] RIP: 0033:0x7f04af79190a
[ 229.710225][ T5688] 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
[ 229.710228][ T5688] RSP: 002b:00007f04af1bfe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 229.710233][ T5688] RAX: ffffffffffffffda RBX: 00007f04af1bfef0 RCX: 00007f04af79190a
[ 229.714745][ T25] 2 locks held by udevd/4060:
[ 229.719756][ T5688] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f04af1bfeb0
[ 229.719760][ T5688] RBP: 0000200000000400 R08: 00007f04af1bfef0 R09: 0000000000000000
[ 229.719762][ T5688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 229.719764][ T5688] R13: 00007f04af1bfeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 229.719767][ T5688]
[ 229.719849][ T5688] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 229.724975][ T25] #0:
[ 229.728597][ T5688] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 229.733765][ T25] ffff8881083cb918 (&disk->open_mutex){....}-{3:3}, at: blkdev_put+0x35/0x1e0
[ 229.956401][ T25] #1: ffff8881041abc68 (&lo->lo_mutex){....}-{3:3}, at: __loop_clr_fd+0x5b/0x5b0
[ 229.965703][ T25] 2 locks held by udevd/4102:
[ 229.970730][ T25] #0: ffff8881083ca918 (&disk->open_mutex){....}-{3:3}, at: blkdev_put+0x35/0x1e0
[ 229.980532][ T25] #1: ffff8881041a8c68 (&lo->lo_mutex){....}-{3:3}, at: __loop_clr_fd+0x5b/0x5b0
[ 229.990388][ T25] 1 lock held by syz.0.49/4145:
[ 229.995498][ T25] #0: ffff88817d5be0e0 (&type->s_umount_key#45/1){....}-{3:3}, at: alloc_super+0xde/0x3d0
[ 230.006007][ T25] 1 lock held by syz.4.587/5677:
[ 230.011014][ T25] #0: ffff8881053ddc68 (&lo->lo_mutex){....}-{3:3}, at: __loop_clr_fd+0x5b/0x5b0
[ 230.020523][ T25] 1 lock held by syz.7.590/5682:
[ 230.025576][ T25] #0: ffff8881083cb118 (&disk->open_mutex){....}-{3:3}, at: blkdev_get_by_dev+0x51/0x2e0
[ 230.035535][ T25] 1 lock held by syz.8.591/5685:
[ 230.040638][ T25] #0: ffff8881083cb918 (&disk->open_mutex){....}-{3:3}, at: blkdev_get_by_dev+0x51/0x2e0
[ 230.050823][ T25] 1 lock held by syz.1.592/5688:
[ 230.055834][ T25] #0: ffff8881083c8118 (&disk->open_mutex){....}-{3:3}, at: blkdev_get_by_dev+0x51/0x2e0
[ 230.066362][ T25]
[ 230.068686][ T25] =============================================
[ 230.068686][ T25]
[ 230.077392][ T25] NMI backtrace for cpu 1
[ 230.081771][ T25] CPU: 1 PID: 25 Comm: khungtaskd Not tainted 5.15.182-syzkaller #0
[ 230.090461][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 230.100714][ T25] Call Trace:
[ 230.103980][ T25]
[ 230.107084][ T25] dump_stack_lvl+0x41/0x5e
[ 230.111586][ T25] nmi_cpu_backtrace.cold+0x32/0x80
[ 230.116766][ T25] ? lapic_can_unplug_cpu+0x80/0x80
[ 230.122081][ T25] nmi_trigger_cpumask_backtrace+0x81/0x90
[ 230.127870][ T25] watchdog+0x47f/0x4b0
[ 230.132037][ T25] ? proc_dohung_task_timeout_secs+0x30/0x30
[ 230.139489][ T25] kthread+0x10b/0x130
[ 230.144011][ T25] ? set_kthread_struct+0x40/0x40
[ 230.149036][ T25] ret_from_fork+0x1f/0x30
[ 230.153732][ T25]
[ 230.156928][ T25] Sending NMI from CPU 1 to CPUs 0:
[ 230.162465][ C0] NMI backtrace for cpu 0 skipped: idling at default_idle+0xb/0x10
[ 230.163456][ T25] Kernel panic - not syncing: hung_task: blocked tasks
[ 230.178778][ T25] Kernel Offset: disabled
[ 230.183390][ T25] Rebooting in 86400 seconds..