fsid=__&+[$!: error -17 adding sysfs files [ 205.620121][ T5563] loop1: detected capacity change from 0 to 32768 [ 205.689333][ T5563] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 205.691477][ T5563] CPU: 1 PID: 5563 Comm: syz.1.232 Not tainted 5.15.185-syzkaller #0 [ 205.693774][ T5563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 205.696750][ T5563] Call trace: [ 205.697680][ T5563] dump_backtrace+0x0/0x43c [ 205.698935][ T5563] show_stack+0x2c/0x3c [ 205.700203][ T5563] __dump_stack+0x30/0x40 [ 205.701413][ T5563] dump_stack_lvl+0xf8/0x160 [ 205.702714][ T5563] dump_stack+0x1c/0x5c [ 205.703898][ T5563] sysfs_create_dir_ns+0x22c/0x24c [ 205.705341][ T5563] kobject_add_internal+0x590/0xc54 [ 205.706802][ T5563] kobject_init_and_add+0x118/0x17c [ 205.708233][ T5563] gfs2_sys_fs_add+0x1dc/0x3d8 [ 205.709558][ T5563] gfs2_fill_super+0xdac/0x19e0 [ 205.710890][ T5563] get_tree_bdev+0x358/0x544 [ 205.712142][ T5563] gfs2_get_tree+0x54/0x1b4 [ 205.713341][ T5563] vfs_get_tree+0x90/0x274 [ 205.714584][ T5563] do_new_mount+0x228/0x810 [ 205.715832][ T5563] path_mount+0x5b4/0x1000 [ 205.717006][ T5563] __arm64_sys_mount+0x514/0x5e4 [ 205.718402][ T5563] invoke_syscall+0x98/0x2b8 [ 205.719657][ T5563] el0_svc_common+0x138/0x258 [ 205.720896][ T5563] do_el0_svc+0x58/0x14c [ 205.722071][ T5563] el0_svc+0x78/0x1e0 [ 205.723152][ T5563] el0t_64_sync_handler+0xcc/0xe4 [ 205.724566][ T5563] el0t_64_sync+0x1a0/0x1a4 [ 205.727182][ T5563] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 205.730911][ T5563] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 206.095675][ T5566] loop1: detected capacity change from 0 to 32768 [ 206.109125][ T5566] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 206.111343][ T5566] CPU: 1 PID: 5566 Comm: syz.1.233 Not tainted 5.15.185-syzkaller #0 [ 206.113575][ T5566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 206.116549][ T5566] Call trace: [ 206.117519][ T5566] dump_backtrace+0x0/0x43c [ 206.118791][ T5566] show_stack+0x2c/0x3c [ 206.119921][ T5566] __dump_stack+0x30/0x40 [ 206.121152][ T5566] dump_stack_lvl+0xf8/0x160 [ 206.122472][ T5566] dump_stack+0x1c/0x5c [ 206.123714][ T5566] sysfs_create_dir_ns+0x22c/0x24c [ 206.125189][ T5566] kobject_add_internal+0x590/0xc54 [ 206.126654][ T5566] kobject_init_and_add+0x118/0x17c [ 206.128116][ T5566] gfs2_sys_fs_add+0x1dc/0x3d8 [ 206.129438][ T5566] gfs2_fill_super+0xdac/0x19e0 [ 206.130789][ T5566] get_tree_bdev+0x358/0x544 [ 206.132085][ T5566] gfs2_get_tree+0x54/0x1b4 [ 206.133382][ T5566] vfs_get_tree+0x90/0x274 [ 206.134626][ T5566] do_new_mount+0x228/0x810 [ 206.135850][ T5566] path_mount+0x5b4/0x1000 [ 206.137032][ T5566] __arm64_sys_mount+0x514/0x5e4 [ 206.138425][ T5566] invoke_syscall+0x98/0x2b8 [ 206.139704][ T5566] el0_svc_common+0x138/0x258 [ 206.141019][ T5566] do_el0_svc+0x58/0x14c [ 206.142205][ T5566] el0_svc+0x78/0x1e0 [ 206.143389][ T5566] el0t_64_sync_handler+0xcc/0xe4 [ 206.144789][ T5566] el0t_64_sync+0x1a0/0x1a4 [ 206.146233][ T5566] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 206.149950][ T5566] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 206.481313][ T5569] loop1: detected capacity change from 0 to 32768 [ 206.542177][ T5569] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 206.544261][ T5569] CPU: 0 PID: 5569 Comm: syz.1.234 Not tainted 5.15.185-syzkaller #0 [ 206.546329][ T5569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 206.549060][ T5569] Call trace: [ 206.549953][ T5569] dump_backtrace+0x0/0x43c [ 206.551164][ T5569] show_stack+0x2c/0x3c [ 206.552222][ T5569] __dump_stack+0x30/0x40 [ 206.553389][ T5569] dump_stack_lvl+0xf8/0x160 [ 206.554616][ T5569] dump_stack+0x1c/0x5c [ 206.555724][ T5569] sysfs_create_dir_ns+0x22c/0x24c [ 206.557085][ T5569] kobject_add_internal+0x590/0xc54 [ 206.558579][ T5569] kobject_init_and_add+0x118/0x17c [ 206.559980][ T5569] gfs2_sys_fs_add+0x1dc/0x3d8 [ 206.561259][ T5569] gfs2_fill_super+0xdac/0x19e0 [ 206.562520][ T5569] get_tree_bdev+0x358/0x544 [ 206.563741][ T5569] gfs2_get_tree+0x54/0x1b4 [ 206.564994][ T5569] vfs_get_tree+0x90/0x274 [ 206.566187][ T5569] do_new_mount+0x228/0x810 [ 206.567432][ T5569] path_mount+0x5b4/0x1000 [ 206.568658][ T5569] __arm64_sys_mount+0x514/0x5e4 [ 206.569987][ T5569] invoke_syscall+0x98/0x2b8 [ 206.571220][ T5569] el0_svc_common+0x138/0x258 [ 206.572481][ T5569] do_el0_svc+0x58/0x14c [ 206.573613][ T5569] el0_svc+0x78/0x1e0 [ 206.574686][ T5569] el0t_64_sync_handler+0xcc/0xe4 [ 206.576056][ T5569] el0t_64_sync+0x1a0/0x1a4 [ 206.579761][ T5569] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 206.583510][ T5569] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 206.858079][ T5572] loop1: detected capacity change from 0 to 32768 [ 206.911843][ T5572] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 206.914094][ T5572] CPU: 0 PID: 5572 Comm: syz.1.235 Not tainted 5.15.185-syzkaller #0 [ 206.916304][ T5572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 206.919013][ T5572] Call trace: [ 206.919883][ T5572] dump_backtrace+0x0/0x43c [ 206.921111][ T5572] show_stack+0x2c/0x3c [ 206.922280][ T5572] __dump_stack+0x30/0x40 [ 206.923429][ T5572] dump_stack_lvl+0xf8/0x160 [ 206.924674][ T5572] dump_stack+0x1c/0x5c [ 206.925788][ T5572] sysfs_create_dir_ns+0x22c/0x24c [ 206.927174][ T5572] kobject_add_internal+0x590/0xc54 [ 206.928971][ T5572] kobject_init_and_add+0x118/0x17c [ 206.930399][ T5572] gfs2_sys_fs_add+0x1dc/0x3d8 [ 206.931681][ T5572] gfs2_fill_super+0xdac/0x19e0 [ 206.932994][ T5572] get_tree_bdev+0x358/0x544 [ 206.934298][ T5572] gfs2_get_tree+0x54/0x1b4 [ 206.935509][ T5572] vfs_get_tree+0x90/0x274 [ 206.936648][ T5572] do_new_mount+0x228/0x810 [ 206.937814][ T5572] path_mount+0x5b4/0x1000 [ 206.939030][ T5572] __arm64_sys_mount+0x514/0x5e4 [ 206.940405][ T5572] invoke_syscall+0x98/0x2b8 [ 206.941665][ T5572] el0_svc_common+0x138/0x258 [ 206.942926][ T5572] do_el0_svc+0x58/0x14c [ 206.944069][ T5572] el0_svc+0x78/0x1e0 [ 206.945172][ T5572] el0t_64_sync_handler+0xcc/0xe4 [ 206.946563][ T5572] el0t_64_sync+0x1a0/0x1a4 [ 206.949526][ T5572] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 206.953369][ T5572] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 207.233082][ T5575] loop1: detected capacity change from 0 to 32768 [ 207.283836][ T5575] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 207.285921][ T5575] CPU: 1 PID: 5575 Comm: syz.1.236 Not tainted 5.15.185-syzkaller #0 [ 207.288066][ T5575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 207.290786][ T5575] Call trace: [ 207.291679][ T5575] dump_backtrace+0x0/0x43c [ 207.292922][ T5575] show_stack+0x2c/0x3c [ 207.294056][ T5575] __dump_stack+0x30/0x40 [ 207.295239][ T5575] dump_stack_lvl+0xf8/0x160 [ 207.296542][ T5575] dump_stack+0x1c/0x5c [ 207.297683][ T5575] sysfs_create_dir_ns+0x22c/0x24c [ 207.299034][ T5575] kobject_add_internal+0x590/0xc54 [ 207.300419][ T5575] kobject_init_and_add+0x118/0x17c [ 207.301863][ T5575] gfs2_sys_fs_add+0x1dc/0x3d8 [ 207.303167][ T5575] gfs2_fill_super+0xdac/0x19e0 [ 207.304484][ T5575] get_tree_bdev+0x358/0x544 [ 207.305742][ T5575] gfs2_get_tree+0x54/0x1b4 [ 207.306945][ T5575] vfs_get_tree+0x90/0x274 [ 207.308190][ T5575] do_new_mount+0x228/0x810 [ 207.309388][ T5575] path_mount+0x5b4/0x1000 [ 207.310614][ T5575] __arm64_sys_mount+0x514/0x5e4 [ 207.311930][ T5575] invoke_syscall+0x98/0x2b8 [ 207.313166][ T5575] el0_svc_common+0x138/0x258 [ 207.314492][ T5575] do_el0_svc+0x58/0x14c [ 207.315680][ T5575] el0_svc+0x78/0x1e0 [ 207.316756][ T5575] el0t_64_sync_handler+0xcc/0xe4 [ 207.318141][ T5575] el0t_64_sync+0x1a0/0x1a4 [ 207.320028][ T5575] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 207.324472][ T5575] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 207.598105][ T5578] loop1: detected capacity change from 0 to 32768 [ 207.609506][ T5578] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 207.611854][ T5578] CPU: 1 PID: 5578 Comm: syz.1.237 Not tainted 5.15.185-syzkaller #0 [ 207.614154][ T5578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 207.617049][ T5578] Call trace: [ 207.618301][ T5578] dump_backtrace+0x0/0x43c [ 207.619639][ T5578] show_stack+0x2c/0x3c [ 207.620756][ T5578] __dump_stack+0x30/0x40 [ 207.621958][ T5578] dump_stack_lvl+0xf8/0x160 [ 207.623223][ T5578] dump_stack+0x1c/0x5c [ 207.624381][ T5578] sysfs_create_dir_ns+0x22c/0x24c [ 207.625785][ T5578] kobject_add_internal+0x590/0xc54 [ 207.627205][ T5578] kobject_init_and_add+0x118/0x17c [ 207.628644][ T5578] gfs2_sys_fs_add+0x1dc/0x3d8 [ 207.629953][ T5578] gfs2_fill_super+0xdac/0x19e0 [ 207.631337][ T5578] get_tree_bdev+0x358/0x544 [ 207.632614][ T5578] gfs2_get_tree+0x54/0x1b4 [ 207.633831][ T5578] vfs_get_tree+0x90/0x274 [ 207.635072][ T5578] do_new_mount+0x228/0x810 [ 207.636317][ T5578] path_mount+0x5b4/0x1000 [ 207.637535][ T5578] __arm64_sys_mount+0x514/0x5e4 [ 207.638887][ T5578] invoke_syscall+0x98/0x2b8 [ 207.640101][ T5578] el0_svc_common+0x138/0x258 [ 207.641401][ T5578] do_el0_svc+0x58/0x14c [ 207.642558][ T5578] el0_svc+0x78/0x1e0 [ 207.643644][ T5578] el0t_64_sync_handler+0xcc/0xe4 [ 207.645036][ T5578] el0t_64_sync+0x1a0/0x1a4 [ 207.646740][ T5578] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 207.650376][ T5578] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 207.924245][ T5581] loop1: detected capacity change from 0 to 32768 [ 207.976472][ T5581] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 207.978699][ T5581] CPU: 1 PID: 5581 Comm: syz.1.238 Not tainted 5.15.185-syzkaller #0 [ 207.980890][ T5581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 207.983637][ T5581] Call trace: [ 207.984536][ T5581] dump_backtrace+0x0/0x43c [ 207.985796][ T5581] show_stack+0x2c/0x3c [ 207.986884][ T5581] __dump_stack+0x30/0x40 [ 207.988025][ T5581] dump_stack_lvl+0xf8/0x160 [ 207.989291][ T5581] dump_stack+0x1c/0x5c [ 207.990424][ T5581] sysfs_create_dir_ns+0x22c/0x24c [ 207.991853][ T5581] kobject_add_internal+0x590/0xc54 [ 207.993318][ T5581] kobject_init_and_add+0x118/0x17c [ 207.994716][ T5581] gfs2_sys_fs_add+0x1dc/0x3d8 [ 207.996034][ T5581] gfs2_fill_super+0xdac/0x19e0 [ 207.997355][ T5581] get_tree_bdev+0x358/0x544 [ 207.998618][ T5581] gfs2_get_tree+0x54/0x1b4 [ 207.999843][ T5581] vfs_get_tree+0x90/0x274 [ 208.001049][ T5581] do_new_mount+0x228/0x810 [ 208.002283][ T5581] path_mount+0x5b4/0x1000 [ 208.003490][ T5581] __arm64_sys_mount+0x514/0x5e4 [ 208.004825][ T5581] invoke_syscall+0x98/0x2b8 [ 208.006068][ T5581] el0_svc_common+0x138/0x258 [ 208.007349][ T5581] do_el0_svc+0x58/0x14c [ 208.008516][ T5581] el0_svc+0x78/0x1e0 [ 208.009587][ T5581] el0t_64_sync_handler+0xcc/0xe4 [ 208.010949][ T5581] el0t_64_sync+0x1a0/0x1a4 [ 208.013330][ T5581] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 208.016856][ T5581] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 208.338226][ T5584] loop1: detected capacity change from 0 to 32768 [ 208.391218][ T5584] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 208.393627][ T5584] CPU: 0 PID: 5584 Comm: syz.1.239 Not tainted 5.15.185-syzkaller #0 [ 208.395948][ T5584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 208.398764][ T5584] Call trace: [ 208.399732][ T5584] dump_backtrace+0x0/0x43c [ 208.401022][ T5584] show_stack+0x2c/0x3c [ 208.402131][ T5584] __dump_stack+0x30/0x40 [ 208.403379][ T5584] dump_stack_lvl+0xf8/0x160 [ 208.404668][ T5584] dump_stack+0x1c/0x5c [ 208.405846][ T5584] sysfs_create_dir_ns+0x22c/0x24c [ 208.407441][ T5584] kobject_add_internal+0x590/0xc54 [ 208.408849][ T5584] kobject_init_and_add+0x118/0x17c [ 208.410317][ T5584] gfs2_sys_fs_add+0x1dc/0x3d8 [ 208.411681][ T5584] gfs2_fill_super+0xdac/0x19e0 [ 208.412984][ T5584] get_tree_bdev+0x358/0x544 [ 208.414235][ T5584] gfs2_get_tree+0x54/0x1b4 [ 208.415474][ T5584] vfs_get_tree+0x90/0x274 [ 208.416718][ T5584] do_new_mount+0x228/0x810 [ 208.418015][ T5584] path_mount+0x5b4/0x1000 [ 208.419284][ T5584] __arm64_sys_mount+0x514/0x5e4 [ 208.420688][ T5584] invoke_syscall+0x98/0x2b8 [ 208.421945][ T5584] el0_svc_common+0x138/0x258 [ 208.423207][ T5584] do_el0_svc+0x58/0x14c [ 208.424366][ T5584] el0_svc+0x78/0x1e0 [ 208.425500][ T5584] el0t_64_sync_handler+0xcc/0xe4 [ 208.426872][ T5584] el0t_64_sync+0x1a0/0x1a4 [ 208.430748][ T5584] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 208.435821][ T5584] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 208.708787][ T5587] loop1: detected capacity change from 0 to 32768 [ 208.759574][ T5587] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 208.761781][ T5587] CPU: 0 PID: 5587 Comm: syz.1.240 Not tainted 5.15.185-syzkaller #0 [ 208.764027][ T5587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 208.766823][ T5587] Call trace: [ 208.767708][ T5587] dump_backtrace+0x0/0x43c [ 208.768938][ T5587] show_stack+0x2c/0x3c [ 208.770051][ T5587] __dump_stack+0x30/0x40 [ 208.771251][ T5587] dump_stack_lvl+0xf8/0x160 [ 208.772522][ T5587] dump_stack+0x1c/0x5c [ 208.773662][ T5587] sysfs_create_dir_ns+0x22c/0x24c [ 208.775045][ T5587] kobject_add_internal+0x590/0xc54 [ 208.776485][ T5587] kobject_init_and_add+0x118/0x17c [ 208.777856][ T5587] gfs2_sys_fs_add+0x1dc/0x3d8 [ 208.779103][ T5587] gfs2_fill_super+0xdac/0x19e0 [ 208.780391][ T5587] get_tree_bdev+0x358/0x544 [ 208.781628][ T5587] gfs2_get_tree+0x54/0x1b4 [ 208.782848][ T5587] vfs_get_tree+0x90/0x274 [ 208.784050][ T5587] do_new_mount+0x228/0x810 [ 208.785258][ T5587] path_mount+0x5b4/0x1000 [ 208.786402][ T5587] __arm64_sys_mount+0x514/0x5e4 [ 208.787743][ T5587] invoke_syscall+0x98/0x2b8 [ 208.789034][ T5587] el0_svc_common+0x138/0x258 [ 208.790273][ T5587] do_el0_svc+0x58/0x14c [ 208.791510][ T5587] el0_svc+0x78/0x1e0 [ 208.792557][ T5587] el0t_64_sync_handler+0xcc/0xe4 [ 208.793890][ T5587] el0t_64_sync+0x1a0/0x1a4 [ 208.796231][ T5587] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 208.800082][ T5587] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:03:28 executed programs: 227 [ 209.092723][ T5590] loop1: detected capacity change from 0 to 32768 [ 209.151254][ T5590] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 209.153543][ T5590] CPU: 1 PID: 5590 Comm: syz.1.241 Not tainted 5.15.185-syzkaller #0 [ 209.155671][ T5590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 209.158476][ T5590] Call trace: [ 209.159342][ T5590] dump_backtrace+0x0/0x43c [ 209.160573][ T5590] show_stack+0x2c/0x3c [ 209.161679][ T5590] __dump_stack+0x30/0x40 [ 209.162867][ T5590] dump_stack_lvl+0xf8/0x160 [ 209.164155][ T5590] dump_stack+0x1c/0x5c [ 209.165383][ T5590] sysfs_create_dir_ns+0x22c/0x24c [ 209.166778][ T5590] kobject_add_internal+0x590/0xc54 [ 209.168206][ T5590] kobject_init_and_add+0x118/0x17c [ 209.169649][ T5590] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.170946][ T5590] gfs2_fill_super+0xdac/0x19e0 [ 209.172265][ T5590] get_tree_bdev+0x358/0x544 [ 209.173545][ T5590] gfs2_get_tree+0x54/0x1b4 [ 209.174802][ T5590] vfs_get_tree+0x90/0x274 [ 209.176023][ T5590] do_new_mount+0x228/0x810 [ 209.177227][ T5590] path_mount+0x5b4/0x1000 [ 209.178524][ T5590] __arm64_sys_mount+0x514/0x5e4 [ 209.179889][ T5590] invoke_syscall+0x98/0x2b8 [ 209.181150][ T5590] el0_svc_common+0x138/0x258 [ 209.182518][ T5590] do_el0_svc+0x58/0x14c [ 209.183656][ T5590] el0_svc+0x78/0x1e0 [ 209.184734][ T5590] el0t_64_sync_handler+0xcc/0xe4 [ 209.186114][ T5590] el0t_64_sync+0x1a0/0x1a4 [ 209.189475][ T5590] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 209.193255][ T5590] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 209.485773][ T5593] loop1: detected capacity change from 0 to 32768 [ 209.545056][ T5593] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 209.547247][ T5593] CPU: 0 PID: 5593 Comm: syz.1.242 Not tainted 5.15.185-syzkaller #0 [ 209.549534][ T5593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 209.552361][ T5593] Call trace: [ 209.553305][ T5593] dump_backtrace+0x0/0x43c [ 209.554501][ T5593] show_stack+0x2c/0x3c [ 209.555659][ T5593] __dump_stack+0x30/0x40 [ 209.556875][ T5593] dump_stack_lvl+0xf8/0x160 [ 209.558170][ T5593] dump_stack+0x1c/0x5c [ 209.559346][ T5593] sysfs_create_dir_ns+0x22c/0x24c [ 209.560791][ T5593] kobject_add_internal+0x590/0xc54 [ 209.562281][ T5593] kobject_init_and_add+0x118/0x17c [ 209.563777][ T5593] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.565038][ T5593] gfs2_fill_super+0xdac/0x19e0 [ 209.566433][ T5593] get_tree_bdev+0x358/0x544 [ 209.567699][ T5593] gfs2_get_tree+0x54/0x1b4 [ 209.568952][ T5593] vfs_get_tree+0x90/0x274 [ 209.570177][ T5593] do_new_mount+0x228/0x810 [ 209.571473][ T5593] path_mount+0x5b4/0x1000 [ 209.572728][ T5593] __arm64_sys_mount+0x514/0x5e4 [ 209.574048][ T5593] invoke_syscall+0x98/0x2b8 [ 209.575306][ T5593] el0_svc_common+0x138/0x258 [ 209.576613][ T5593] do_el0_svc+0x58/0x14c [ 209.577778][ T5593] el0_svc+0x78/0x1e0 [ 209.578849][ T5593] el0t_64_sync_handler+0xcc/0xe4 [ 209.580194][ T5593] el0t_64_sync+0x1a0/0x1a4 [ 209.581716][ T5593] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 209.586989][ T5593] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 209.898347][ T5597] loop1: detected capacity change from 0 to 32768 [ 209.913149][ T5597] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 209.915291][ T5597] CPU: 0 PID: 5597 Comm: syz.1.243 Not tainted 5.15.185-syzkaller #0 [ 209.917475][ T5597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 209.920139][ T5597] Call trace: [ 209.920984][ T5597] dump_backtrace+0x0/0x43c [ 209.922226][ T5597] show_stack+0x2c/0x3c [ 209.923380][ T5597] __dump_stack+0x30/0x40 [ 209.924595][ T5597] dump_stack_lvl+0xf8/0x160 [ 209.925851][ T5597] dump_stack+0x1c/0x5c [ 209.927041][ T5597] sysfs_create_dir_ns+0x22c/0x24c [ 209.928506][ T5597] kobject_add_internal+0x590/0xc54 [ 209.929923][ T5597] kobject_init_and_add+0x118/0x17c [ 209.931329][ T5597] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.932688][ T5597] gfs2_fill_super+0xdac/0x19e0 [ 209.934002][ T5597] get_tree_bdev+0x358/0x544 [ 209.935241][ T5597] gfs2_get_tree+0x54/0x1b4 [ 209.936471][ T5597] vfs_get_tree+0x90/0x274 [ 209.937673][ T5597] do_new_mount+0x228/0x810 [ 209.938962][ T5597] path_mount+0x5b4/0x1000 [ 209.940192][ T5597] __arm64_sys_mount+0x514/0x5e4 [ 209.941491][ T5597] invoke_syscall+0x98/0x2b8 [ 209.942716][ T5597] el0_svc_common+0x138/0x258 [ 209.944000][ T5597] do_el0_svc+0x58/0x14c [ 209.945185][ T5597] el0_svc+0x78/0x1e0 [ 209.946336][ T5597] el0t_64_sync_handler+0xcc/0xe4 [ 209.947803][ T5597] el0t_64_sync+0x1a0/0x1a4 [ 209.951607][ T5597] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 209.955568][ T5597] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 210.224939][ T5601] loop1: detected capacity change from 0 to 32768 [ 210.285282][ T5601] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 210.287538][ T5601] CPU: 1 PID: 5601 Comm: syz.1.244 Not tainted 5.15.185-syzkaller #0 [ 210.289815][ T5601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 210.292557][ T5601] Call trace: [ 210.293424][ T5601] dump_backtrace+0x0/0x43c [ 210.294740][ T5601] show_stack+0x2c/0x3c [ 210.295943][ T5601] __dump_stack+0x30/0x40 [ 210.297113][ T5601] dump_stack_lvl+0xf8/0x160 [ 210.298389][ T5601] dump_stack+0x1c/0x5c [ 210.299555][ T5601] sysfs_create_dir_ns+0x22c/0x24c [ 210.300970][ T5601] kobject_add_internal+0x590/0xc54 [ 210.302338][ T5601] kobject_init_and_add+0x118/0x17c [ 210.303816][ T5601] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.305190][ T5601] gfs2_fill_super+0xdac/0x19e0 [ 210.306645][ T5601] get_tree_bdev+0x358/0x544 [ 210.307963][ T5601] gfs2_get_tree+0x54/0x1b4 [ 210.309221][ T5601] vfs_get_tree+0x90/0x274 [ 210.310545][ T5601] do_new_mount+0x228/0x810 [ 210.311757][ T5601] path_mount+0x5b4/0x1000 [ 210.313113][ T5601] __arm64_sys_mount+0x514/0x5e4 [ 210.314595][ T5601] invoke_syscall+0x98/0x2b8 [ 210.315849][ T5601] el0_svc_common+0x138/0x258 [ 210.317097][ T5601] do_el0_svc+0x58/0x14c [ 210.318295][ T5601] el0_svc+0x78/0x1e0 [ 210.319433][ T5601] el0t_64_sync_handler+0xcc/0xe4 [ 210.320889][ T5601] el0t_64_sync+0x1a0/0x1a4 [ 210.323077][ T5601] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 210.326721][ T5601] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 210.609247][ T5604] loop1: detected capacity change from 0 to 32768 [ 210.651277][ T5604] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 210.654334][ T5604] CPU: 1 PID: 5604 Comm: syz.1.245 Not tainted 5.15.185-syzkaller #0 [ 210.656668][ T5604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 210.659386][ T5604] Call trace: [ 210.660314][ T5604] dump_backtrace+0x0/0x43c [ 210.661646][ T5604] show_stack+0x2c/0x3c [ 210.662804][ T5604] __dump_stack+0x30/0x40 [ 210.663956][ T5604] dump_stack_lvl+0xf8/0x160 [ 210.665260][ T5604] dump_stack+0x1c/0x5c [ 210.666406][ T5604] sysfs_create_dir_ns+0x22c/0x24c [ 210.667943][ T5604] kobject_add_internal+0x590/0xc54 [ 210.669554][ T5604] kobject_init_and_add+0x118/0x17c [ 210.670974][ T5604] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.672247][ T5604] gfs2_fill_super+0xdac/0x19e0 [ 210.673642][ T5604] get_tree_bdev+0x358/0x544 [ 210.674902][ T5604] gfs2_get_tree+0x54/0x1b4 [ 210.676113][ T5604] vfs_get_tree+0x90/0x274 [ 210.677338][ T5604] do_new_mount+0x228/0x810 [ 210.678588][ T5604] path_mount+0x5b4/0x1000 [ 210.679768][ T5604] __arm64_sys_mount+0x514/0x5e4 [ 210.681076][ T5604] invoke_syscall+0x98/0x2b8 [ 210.682310][ T5604] el0_svc_common+0x138/0x258 [ 210.683623][ T5604] do_el0_svc+0x58/0x14c [ 210.684801][ T5604] el0_svc+0x78/0x1e0 [ 210.685919][ T5604] el0t_64_sync_handler+0xcc/0xe4 [ 210.687291][ T5604] el0t_64_sync+0x1a0/0x1a4 [ 210.689674][ T5604] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 210.693353][ T5604] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 211.019584][ T5607] loop1: detected capacity change from 0 to 32768 [ 211.034541][ T5607] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 211.036630][ T5607] CPU: 0 PID: 5607 Comm: syz.1.246 Not tainted 5.15.185-syzkaller #0 [ 211.038890][ T5607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 211.041614][ T5607] Call trace: [ 211.042535][ T5607] dump_backtrace+0x0/0x43c [ 211.043802][ T5607] show_stack+0x2c/0x3c [ 211.044959][ T5607] __dump_stack+0x30/0x40 [ 211.046138][ T5607] dump_stack_lvl+0xf8/0x160 [ 211.047435][ T5607] dump_stack+0x1c/0x5c [ 211.048565][ T5607] sysfs_create_dir_ns+0x22c/0x24c [ 211.050024][ T5607] kobject_add_internal+0x590/0xc54 [ 211.051451][ T5607] kobject_init_and_add+0x118/0x17c [ 211.052944][ T5607] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.054282][ T5607] gfs2_fill_super+0xdac/0x19e0 [ 211.055593][ T5607] get_tree_bdev+0x358/0x544 [ 211.056878][ T5607] gfs2_get_tree+0x54/0x1b4 [ 211.058097][ T5607] vfs_get_tree+0x90/0x274 [ 211.059277][ T5607] do_new_mount+0x228/0x810 [ 211.060499][ T5607] path_mount+0x5b4/0x1000 [ 211.061692][ T5607] __arm64_sys_mount+0x514/0x5e4 [ 211.063068][ T5607] invoke_syscall+0x98/0x2b8 [ 211.064330][ T5607] el0_svc_common+0x138/0x258 [ 211.065682][ T5607] do_el0_svc+0x58/0x14c [ 211.066839][ T5607] el0_svc+0x78/0x1e0 [ 211.067934][ T5607] el0t_64_sync_handler+0xcc/0xe4 [ 211.069295][ T5607] el0t_64_sync+0x1a0/0x1a4 [ 211.073524][ T5607] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 211.077037][ T5607] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 211.394425][ T5611] loop1: detected capacity change from 0 to 32768 [ 211.459280][ T5611] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 211.461489][ T5611] CPU: 1 PID: 5611 Comm: syz.1.247 Not tainted 5.15.185-syzkaller #0 [ 211.463948][ T5611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 211.466899][ T5611] Call trace: [ 211.467858][ T5611] dump_backtrace+0x0/0x43c [ 211.469114][ T5611] show_stack+0x2c/0x3c [ 211.470278][ T5611] __dump_stack+0x30/0x40 [ 211.471541][ T5611] dump_stack_lvl+0xf8/0x160 [ 211.472833][ T5611] dump_stack+0x1c/0x5c [ 211.473998][ T5611] sysfs_create_dir_ns+0x22c/0x24c [ 211.475404][ T5611] kobject_add_internal+0x590/0xc54 [ 211.477040][ T5611] kobject_init_and_add+0x118/0x17c [ 211.478555][ T5611] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.479900][ T5611] gfs2_fill_super+0xdac/0x19e0 [ 211.481296][ T5611] get_tree_bdev+0x358/0x544 [ 211.482672][ T5611] gfs2_get_tree+0x54/0x1b4 [ 211.483994][ T5611] vfs_get_tree+0x90/0x274 [ 211.485230][ T5611] do_new_mount+0x228/0x810 [ 211.486544][ T5611] path_mount+0x5b4/0x1000 [ 211.487842][ T5611] __arm64_sys_mount+0x514/0x5e4 [ 211.489295][ T5611] invoke_syscall+0x98/0x2b8 [ 211.490702][ T5611] el0_svc_common+0x138/0x258 [ 211.492038][ T5611] do_el0_svc+0x58/0x14c [ 211.493286][ T5611] el0_svc+0x78/0x1e0 [ 211.494502][ T5611] el0t_64_sync_handler+0xcc/0xe4 [ 211.496084][ T5611] el0t_64_sync+0x1a0/0x1a4 [ 211.497939][ T5611] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 211.501640][ T5611] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 211.785220][ T5615] loop1: detected capacity change from 0 to 32768 [ 211.798463][ T5615] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 211.800560][ T5615] CPU: 0 PID: 5615 Comm: syz.1.248 Not tainted 5.15.185-syzkaller #0 [ 211.802781][ T5615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 211.805536][ T5615] Call trace: [ 211.806421][ T5615] dump_backtrace+0x0/0x43c [ 211.807659][ T5615] show_stack+0x2c/0x3c [ 211.808809][ T5615] __dump_stack+0x30/0x40 [ 211.810041][ T5615] dump_stack_lvl+0xf8/0x160 [ 211.811325][ T5615] dump_stack+0x1c/0x5c [ 211.812467][ T5615] sysfs_create_dir_ns+0x22c/0x24c [ 211.813897][ T5615] kobject_add_internal+0x590/0xc54 [ 211.815269][ T5615] kobject_init_and_add+0x118/0x17c [ 211.816709][ T5615] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.818084][ T5615] gfs2_fill_super+0xdac/0x19e0 [ 211.819459][ T5615] get_tree_bdev+0x358/0x544 [ 211.820720][ T5615] gfs2_get_tree+0x54/0x1b4 [ 211.821929][ T5615] vfs_get_tree+0x90/0x274 [ 211.823146][ T5615] do_new_mount+0x228/0x810 [ 211.824378][ T5615] path_mount+0x5b4/0x1000 [ 211.825583][ T5615] __arm64_sys_mount+0x514/0x5e4 [ 211.826947][ T5615] invoke_syscall+0x98/0x2b8 [ 211.828193][ T5615] el0_svc_common+0x138/0x258 [ 211.829542][ T5615] do_el0_svc+0x58/0x14c [ 211.830649][ T5615] el0_svc+0x78/0x1e0 [ 211.831762][ T5615] el0t_64_sync_handler+0xcc/0xe4 [ 211.833098][ T5615] el0t_64_sync+0x1a0/0x1a4 [ 211.837146][ T5615] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 211.840697][ T5615] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 212.117493][ T5619] loop1: detected capacity change from 0 to 32768 [ 212.171023][ T5619] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 212.173674][ T5619] CPU: 0 PID: 5619 Comm: syz.1.249 Not tainted 5.15.185-syzkaller #0 [ 212.175922][ T5619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 212.178696][ T5619] Call trace: [ 212.179585][ T5619] dump_backtrace+0x0/0x43c [ 212.180862][ T5619] show_stack+0x2c/0x3c [ 212.182123][ T5619] __dump_stack+0x30/0x40 [ 212.183305][ T5619] dump_stack_lvl+0xf8/0x160 [ 212.184641][ T5619] dump_stack+0x1c/0x5c [ 212.185874][ T5619] sysfs_create_dir_ns+0x22c/0x24c [ 212.187312][ T5619] kobject_add_internal+0x590/0xc54 [ 212.188743][ T5619] kobject_init_and_add+0x118/0x17c [ 212.190166][ T5619] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.191544][ T5619] gfs2_fill_super+0xdac/0x19e0 [ 212.192896][ T5619] get_tree_bdev+0x358/0x544 [ 212.194166][ T5619] gfs2_get_tree+0x54/0x1b4 [ 212.195474][ T5619] vfs_get_tree+0x90/0x274 [ 212.196706][ T5619] do_new_mount+0x228/0x810 [ 212.197976][ T5619] path_mount+0x5b4/0x1000 [ 212.199219][ T5619] __arm64_sys_mount+0x514/0x5e4 [ 212.200667][ T5619] invoke_syscall+0x98/0x2b8 [ 212.201951][ T5619] el0_svc_common+0x138/0x258 [ 212.203263][ T5619] do_el0_svc+0x58/0x14c [ 212.204474][ T5619] el0_svc+0x78/0x1e0 [ 212.205607][ T5619] el0t_64_sync_handler+0xcc/0xe4 [ 212.207041][ T5619] el0t_64_sync+0x1a0/0x1a4 [ 212.210965][ T5619] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 212.216265][ T5619] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 212.499599][ T5623] loop1: detected capacity change from 0 to 32768 [ 212.548018][ T5623] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 212.550341][ T5623] CPU: 0 PID: 5623 Comm: syz.1.250 Not tainted 5.15.185-syzkaller #0 [ 212.552548][ T5623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 212.555471][ T5623] Call trace: [ 212.556381][ T5623] dump_backtrace+0x0/0x43c [ 212.557609][ T5623] show_stack+0x2c/0x3c [ 212.558754][ T5623] __dump_stack+0x30/0x40 [ 212.559970][ T5623] dump_stack_lvl+0xf8/0x160 [ 212.561271][ T5623] dump_stack+0x1c/0x5c [ 212.562536][ T5623] sysfs_create_dir_ns+0x22c/0x24c [ 212.563959][ T5623] kobject_add_internal+0x590/0xc54 [ 212.565364][ T5623] kobject_init_and_add+0x118/0x17c [ 212.566833][ T5623] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.568143][ T5623] gfs2_fill_super+0xdac/0x19e0 [ 212.569533][ T5623] get_tree_bdev+0x358/0x544 [ 212.570840][ T5623] gfs2_get_tree+0x54/0x1b4 [ 212.572144][ T5623] vfs_get_tree+0x90/0x274 [ 212.573384][ T5623] do_new_mount+0x228/0x810 [ 212.574631][ T5623] path_mount+0x5b4/0x1000 [ 212.575833][ T5623] __arm64_sys_mount+0x514/0x5e4 [ 212.577188][ T5623] invoke_syscall+0x98/0x2b8 [ 212.578510][ T5623] el0_svc_common+0x138/0x258 [ 212.579859][ T5623] do_el0_svc+0x58/0x14c [ 212.581057][ T5623] el0_svc+0x78/0x1e0 [ 212.582176][ T5623] el0t_64_sync_handler+0xcc/0xe4 [ 212.583624][ T5623] el0t_64_sync+0x1a0/0x1a4 [ 212.585199][ T5623] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 212.588797][ T5623] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 212.879537][ T5626] loop1: detected capacity change from 0 to 32768 [ 212.934665][ T5626] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 212.936908][ T5626] CPU: 1 PID: 5626 Comm: syz.1.251 Not tainted 5.15.185-syzkaller #0 [ 212.939190][ T5626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 212.942017][ T5626] Call trace: [ 212.942954][ T5626] dump_backtrace+0x0/0x43c [ 212.944181][ T5626] show_stack+0x2c/0x3c [ 212.945389][ T5626] __dump_stack+0x30/0x40 [ 212.946656][ T5626] dump_stack_lvl+0xf8/0x160 [ 212.947961][ T5626] dump_stack+0x1c/0x5c [ 212.949105][ T5626] sysfs_create_dir_ns+0x22c/0x24c [ 212.950479][ T5626] kobject_add_internal+0x590/0xc54 [ 212.951906][ T5626] kobject_init_and_add+0x118/0x17c [ 212.953348][ T5626] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.954768][ T5626] gfs2_fill_super+0xdac/0x19e0 [ 212.956067][ T5626] get_tree_bdev+0x358/0x544 [ 212.957296][ T5626] gfs2_get_tree+0x54/0x1b4 [ 212.958544][ T5626] vfs_get_tree+0x90/0x274 [ 212.959752][ T5626] do_new_mount+0x228/0x810 [ 212.960986][ T5626] path_mount+0x5b4/0x1000 [ 212.962199][ T5626] __arm64_sys_mount+0x514/0x5e4 [ 212.963590][ T5626] invoke_syscall+0x98/0x2b8 [ 212.964837][ T5626] el0_svc_common+0x138/0x258 [ 212.966158][ T5626] do_el0_svc+0x58/0x14c [ 212.967317][ T5626] el0_svc+0x78/0x1e0 [ 212.968401][ T5626] el0t_64_sync_handler+0xcc/0xe4 [ 212.969760][ T5626] el0t_64_sync+0x1a0/0x1a4 [ 212.985123][ T5626] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 212.988875][ T5626] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 213.272131][ T5629] loop1: detected capacity change from 0 to 32768 [ 213.328663][ T5629] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 213.330727][ T5629] CPU: 0 PID: 5629 Comm: syz.1.252 Not tainted 5.15.185-syzkaller #0 [ 213.332962][ T5629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 213.335730][ T5629] Call trace: [ 213.336634][ T5629] dump_backtrace+0x0/0x43c [ 213.337906][ T5629] show_stack+0x2c/0x3c [ 213.339070][ T5629] __dump_stack+0x30/0x40 [ 213.340240][ T5629] dump_stack_lvl+0xf8/0x160 [ 213.341503][ T5629] dump_stack+0x1c/0x5c [ 213.342635][ T5629] sysfs_create_dir_ns+0x22c/0x24c [ 213.344074][ T5629] kobject_add_internal+0x590/0xc54 [ 213.345602][ T5629] kobject_init_and_add+0x118/0x17c [ 213.347032][ T5629] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.348307][ T5629] gfs2_fill_super+0xdac/0x19e0 [ 213.349619][ T5629] get_tree_bdev+0x358/0x544 [ 213.350868][ T5629] gfs2_get_tree+0x54/0x1b4 [ 213.352129][ T5629] vfs_get_tree+0x90/0x274 [ 213.353343][ T5629] do_new_mount+0x228/0x810 [ 213.354579][ T5629] path_mount+0x5b4/0x1000 [ 213.355811][ T5629] __arm64_sys_mount+0x514/0x5e4 [ 213.357206][ T5629] invoke_syscall+0x98/0x2b8 [ 213.358503][ T5629] el0_svc_common+0x138/0x258 [ 213.359807][ T5629] do_el0_svc+0x58/0x14c [ 213.360970][ T5629] el0_svc+0x78/0x1e0 [ 213.362116][ T5629] el0t_64_sync_handler+0xcc/0xe4 [ 213.363519][ T5629] el0t_64_sync+0x1a0/0x1a4 [ 213.366923][ T5629] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 213.370501][ T5629] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 213.664884][ T5632] loop1: detected capacity change from 0 to 32768 [ 213.721019][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 213.724056][ T5632] CPU: 1 PID: 5632 Comm: syz.1.253 Not tainted 5.15.185-syzkaller #0 [ 213.726226][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 213.729036][ T5632] Call trace: [ 213.729875][ T5632] dump_backtrace+0x0/0x43c [ 213.731150][ T5632] show_stack+0x2c/0x3c [ 213.732310][ T5632] __dump_stack+0x30/0x40 [ 213.733475][ T5632] dump_stack_lvl+0xf8/0x160 [ 213.734768][ T5632] dump_stack+0x1c/0x5c [ 213.735897][ T5632] sysfs_create_dir_ns+0x22c/0x24c [ 213.737311][ T5632] kobject_add_internal+0x590/0xc54 [ 213.738788][ T5632] kobject_init_and_add+0x118/0x17c [ 213.740222][ T5632] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.741506][ T5632] gfs2_fill_super+0xdac/0x19e0 [ 213.742826][ T5632] get_tree_bdev+0x358/0x544 [ 213.744108][ T5632] gfs2_get_tree+0x54/0x1b4 [ 213.745306][ T5632] vfs_get_tree+0x90/0x274 [ 213.746485][ T5632] do_new_mount+0x228/0x810 [ 213.747780][ T5632] path_mount+0x5b4/0x1000 [ 213.749007][ T5632] __arm64_sys_mount+0x514/0x5e4 [ 213.750335][ T5632] invoke_syscall+0x98/0x2b8 [ 213.751634][ T5632] el0_svc_common+0x138/0x258 [ 213.753032][ T5632] do_el0_svc+0x58/0x14c [ 213.754208][ T5632] el0_svc+0x78/0x1e0 [ 213.755351][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 213.756712][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 213.760338][ T5632] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 213.765195][ T5632] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 214.035695][ T5635] loop1: detected capacity change from 0 to 32768 [ 214.090143][ T5635] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 214.092488][ T5635] CPU: 0 PID: 5635 Comm: syz.1.254 Not tainted 5.15.185-syzkaller #0 [ 214.094654][ T5635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 214.097418][ T5635] Call trace: [ 214.098304][ T5635] dump_backtrace+0x0/0x43c [ 214.099558][ T5635] show_stack+0x2c/0x3c [ 214.100758][ T5635] __dump_stack+0x30/0x40 [ 214.101991][ T5635] dump_stack_lvl+0xf8/0x160 [ 214.103268][ T5635] dump_stack+0x1c/0x5c [ 214.104374][ T5635] sysfs_create_dir_ns+0x22c/0x24c [ 214.105811][ T5635] kobject_add_internal+0x590/0xc54 [ 214.107237][ T5635] kobject_init_and_add+0x118/0x17c [ 214.108717][ T5635] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.110075][ T5635] gfs2_fill_super+0xdac/0x19e0 [ 214.111490][ T5635] get_tree_bdev+0x358/0x544 [ 214.112799][ T5635] gfs2_get_tree+0x54/0x1b4 [ 214.113987][ T5635] vfs_get_tree+0x90/0x274 [ 214.115232][ T5635] do_new_mount+0x228/0x810 [ 214.116494][ T5635] path_mount+0x5b4/0x1000 [ 214.117721][ T5635] __arm64_sys_mount+0x514/0x5e4 [ 214.119058][ T5635] invoke_syscall+0x98/0x2b8 [ 214.120354][ T5635] el0_svc_common+0x138/0x258 [ 214.121697][ T5635] do_el0_svc+0x58/0x14c [ 214.122848][ T5635] el0_svc+0x78/0x1e0 [ 214.123909][ T5635] el0t_64_sync_handler+0xcc/0xe4 [ 214.125299][ T5635] el0t_64_sync+0x1a0/0x1a4 [ 214.126793][ T5635] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 214.130237][ T5635] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:03:34 executed programs: 241 [ 214.401814][ T5638] loop1: detected capacity change from 0 to 32768 [ 214.494069][ T5638] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 214.496318][ T5638] CPU: 1 PID: 5638 Comm: syz.1.255 Not tainted 5.15.185-syzkaller #0 [ 214.498607][ T5638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 214.501384][ T5638] Call trace: [ 214.502291][ T5638] dump_backtrace+0x0/0x43c [ 214.503498][ T5638] show_stack+0x2c/0x3c [ 214.504710][ T5638] __dump_stack+0x30/0x40 [ 214.505881][ T5638] dump_stack_lvl+0xf8/0x160 [ 214.507166][ T5638] dump_stack+0x1c/0x5c [ 214.508271][ T5638] sysfs_create_dir_ns+0x22c/0x24c [ 214.509711][ T5638] kobject_add_internal+0x590/0xc54 [ 214.511120][ T5638] kobject_init_and_add+0x118/0x17c [ 214.512596][ T5638] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.513936][ T5638] gfs2_fill_super+0xdac/0x19e0 [ 214.515294][ T5638] get_tree_bdev+0x358/0x544 [ 214.516545][ T5638] gfs2_get_tree+0x54/0x1b4 [ 214.517802][ T5638] vfs_get_tree+0x90/0x274 [ 214.519024][ T5638] do_new_mount+0x228/0x810 [ 214.520271][ T5638] path_mount+0x5b4/0x1000 [ 214.521563][ T5638] __arm64_sys_mount+0x514/0x5e4 [ 214.522923][ T5638] invoke_syscall+0x98/0x2b8 [ 214.524235][ T5638] el0_svc_common+0x138/0x258 [ 214.525585][ T5638] do_el0_svc+0x58/0x14c [ 214.526780][ T5638] el0_svc+0x78/0x1e0 [ 214.527889][ T5638] el0t_64_sync_handler+0xcc/0xe4 [ 214.529301][ T5638] el0t_64_sync+0x1a0/0x1a4 [ 214.534183][ T5638] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 214.537829][ T5638] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 214.817840][ T5641] loop1: detected capacity change from 0 to 32768 [ 214.864741][ T5641] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 214.866867][ T5641] CPU: 1 PID: 5641 Comm: syz.1.256 Not tainted 5.15.185-syzkaller #0 [ 214.869058][ T5641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 214.871837][ T5641] Call trace: [ 214.872762][ T5641] dump_backtrace+0x0/0x43c [ 214.874022][ T5641] show_stack+0x2c/0x3c [ 214.875200][ T5641] __dump_stack+0x30/0x40 [ 214.876418][ T5641] dump_stack_lvl+0xf8/0x160 [ 214.877705][ T5641] dump_stack+0x1c/0x5c [ 214.878845][ T5641] sysfs_create_dir_ns+0x22c/0x24c [ 214.880292][ T5641] kobject_add_internal+0x590/0xc54 [ 214.881785][ T5641] kobject_init_and_add+0x118/0x17c [ 214.883241][ T5641] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.884544][ T5641] gfs2_fill_super+0xdac/0x19e0 [ 214.885893][ T5641] get_tree_bdev+0x358/0x544 [ 214.887152][ T5641] gfs2_get_tree+0x54/0x1b4 [ 214.888418][ T5641] vfs_get_tree+0x90/0x274 [ 214.889687][ T5641] do_new_mount+0x228/0x810 [ 214.891039][ T5641] path_mount+0x5b4/0x1000 [ 214.892308][ T5641] __arm64_sys_mount+0x514/0x5e4 [ 214.893699][ T5641] invoke_syscall+0x98/0x2b8 [ 214.895022][ T5641] el0_svc_common+0x138/0x258 [ 214.896337][ T5641] do_el0_svc+0x58/0x14c [ 214.897522][ T5641] el0_svc+0x78/0x1e0 [ 214.898627][ T5641] el0t_64_sync_handler+0xcc/0xe4 [ 214.900079][ T5641] el0t_64_sync+0x1a0/0x1a4 [ 214.903870][ T5641] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 214.907536][ T5641] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 215.186437][ T5644] loop1: detected capacity change from 0 to 32768 [ 215.233944][ T5644] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 215.236073][ T5644] CPU: 1 PID: 5644 Comm: syz.1.257 Not tainted 5.15.185-syzkaller #0 [ 215.238347][ T5644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 215.241090][ T5644] Call trace: [ 215.242066][ T5644] dump_backtrace+0x0/0x43c [ 215.243302][ T5644] show_stack+0x2c/0x3c [ 215.244444][ T5644] __dump_stack+0x30/0x40 [ 215.245708][ T5644] dump_stack_lvl+0xf8/0x160 [ 215.246965][ T5644] dump_stack+0x1c/0x5c [ 215.248175][ T5644] sysfs_create_dir_ns+0x22c/0x24c [ 215.249584][ T5644] kobject_add_internal+0x590/0xc54 [ 215.251008][ T5644] kobject_init_and_add+0x118/0x17c [ 215.252443][ T5644] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.253775][ T5644] gfs2_fill_super+0xdac/0x19e0 [ 215.255100][ T5644] get_tree_bdev+0x358/0x544 [ 215.256349][ T5644] gfs2_get_tree+0x54/0x1b4 [ 215.257590][ T5644] vfs_get_tree+0x90/0x274 [ 215.258912][ T5644] do_new_mount+0x228/0x810 [ 215.260149][ T5644] path_mount+0x5b4/0x1000 [ 215.261455][ T5644] __arm64_sys_mount+0x514/0x5e4 [ 215.262778][ T5644] invoke_syscall+0x98/0x2b8 [ 215.264077][ T5644] el0_svc_common+0x138/0x258 [ 215.265413][ T5644] do_el0_svc+0x58/0x14c [ 215.266590][ T5644] el0_svc+0x78/0x1e0 [ 215.267667][ T5644] el0t_64_sync_handler+0xcc/0xe4 [ 215.269009][ T5644] el0t_64_sync+0x1a0/0x1a4 [ 215.283368][ T5644] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 215.287129][ T5644] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 215.566600][ T5647] loop1: detected capacity change from 0 to 32768 [ 215.616930][ T5647] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 215.619026][ T5647] CPU: 0 PID: 5647 Comm: syz.1.258 Not tainted 5.15.185-syzkaller #0 [ 215.621232][ T5647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 215.624175][ T5647] Call trace: [ 215.625082][ T5647] dump_backtrace+0x0/0x43c [ 215.626360][ T5647] show_stack+0x2c/0x3c [ 215.627582][ T5647] __dump_stack+0x30/0x40 [ 215.628868][ T5647] dump_stack_lvl+0xf8/0x160 [ 215.630178][ T5647] dump_stack+0x1c/0x5c [ 215.631321][ T5647] sysfs_create_dir_ns+0x22c/0x24c [ 215.632791][ T5647] kobject_add_internal+0x590/0xc54 [ 215.634241][ T5647] kobject_init_and_add+0x118/0x17c [ 215.635795][ T5647] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.637116][ T5647] gfs2_fill_super+0xdac/0x19e0 [ 215.638512][ T5647] get_tree_bdev+0x358/0x544 [ 215.639795][ T5647] gfs2_get_tree+0x54/0x1b4 [ 215.641094][ T5647] vfs_get_tree+0x90/0x274 [ 215.642335][ T5647] do_new_mount+0x228/0x810 [ 215.643627][ T5647] path_mount+0x5b4/0x1000 [ 215.644919][ T5647] __arm64_sys_mount+0x514/0x5e4 [ 215.646358][ T5647] invoke_syscall+0x98/0x2b8 [ 215.647625][ T5647] el0_svc_common+0x138/0x258 [ 215.648983][ T5647] do_el0_svc+0x58/0x14c [ 215.650204][ T5647] el0_svc+0x78/0x1e0 [ 215.651349][ T5647] el0t_64_sync_handler+0xcc/0xe4 [ 215.652768][ T5647] el0t_64_sync+0x1a0/0x1a4 [ 215.657808][ T5647] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 215.661665][ T5647] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 215.941523][ T5650] loop1: detected capacity change from 0 to 32768 [ 215.957539][ T5650] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 215.959717][ T5650] CPU: 0 PID: 5650 Comm: syz.1.259 Not tainted 5.15.185-syzkaller #0 [ 215.961989][ T5650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 215.964858][ T5650] Call trace: [ 215.965804][ T5650] dump_backtrace+0x0/0x43c [ 215.967121][ T5650] show_stack+0x2c/0x3c [ 215.968300][ T5650] __dump_stack+0x30/0x40 [ 215.969554][ T5650] dump_stack_lvl+0xf8/0x160 [ 215.970951][ T5650] dump_stack+0x1c/0x5c [ 215.972128][ T5650] sysfs_create_dir_ns+0x22c/0x24c [ 215.973539][ T5650] kobject_add_internal+0x590/0xc54 [ 215.974993][ T5650] kobject_init_and_add+0x118/0x17c [ 215.976384][ T5650] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.977653][ T5650] gfs2_fill_super+0xdac/0x19e0 [ 215.979023][ T5650] get_tree_bdev+0x358/0x544 [ 215.980275][ T5650] gfs2_get_tree+0x54/0x1b4 [ 215.981508][ T5650] vfs_get_tree+0x90/0x274 [ 215.982746][ T5650] do_new_mount+0x228/0x810 [ 215.983976][ T5650] path_mount+0x5b4/0x1000 [ 215.985214][ T5650] __arm64_sys_mount+0x514/0x5e4 [ 215.986629][ T5650] invoke_syscall+0x98/0x2b8 [ 215.987927][ T5650] el0_svc_common+0x138/0x258 [ 215.989203][ T5650] do_el0_svc+0x58/0x14c [ 215.990343][ T5650] el0_svc+0x78/0x1e0 [ 215.991415][ T5650] el0t_64_sync_handler+0xcc/0xe4 [ 215.992823][ T5650] el0t_64_sync+0x1a0/0x1a4 [ 215.996779][ T5650] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 216.000650][ T5650] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 216.268553][ T5653] loop1: detected capacity change from 0 to 32768 [ 216.340488][ T5653] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 216.342912][ T5653] CPU: 1 PID: 5653 Comm: syz.1.260 Not tainted 5.15.185-syzkaller #0 [ 216.345131][ T5653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 216.347938][ T5653] Call trace: [ 216.348856][ T5653] dump_backtrace+0x0/0x43c [ 216.350084][ T5653] show_stack+0x2c/0x3c [ 216.351196][ T5653] __dump_stack+0x30/0x40 [ 216.352387][ T5653] dump_stack_lvl+0xf8/0x160 [ 216.353711][ T5653] dump_stack+0x1c/0x5c [ 216.354872][ T5653] sysfs_create_dir_ns+0x22c/0x24c [ 216.356258][ T5653] kobject_add_internal+0x590/0xc54 [ 216.357741][ T5653] kobject_init_and_add+0x118/0x17c [ 216.359187][ T5653] gfs2_sys_fs_add+0x1dc/0x3d8 [ 216.360492][ T5653] gfs2_fill_super+0xdac/0x19e0 [ 216.361858][ T5653] get_tree_bdev+0x358/0x544 [ 216.363133][ T5653] gfs2_get_tree+0x54/0x1b4 [ 216.364352][ T5653] vfs_get_tree+0x90/0x274 [ 216.365575][ T5653] do_new_mount+0x228/0x810 [ 216.366826][ T5653] path_mount+0x5b4/0x1000 [ 216.368043][ T5653] __arm64_sys_mount+0x514/0x5e4 [ 216.369441][ T5653] invoke_syscall+0x98/0x2b8 [ 216.370696][ T5653] el0_svc_common+0x138/0x258 [ 216.371981][ T5653] do_el0_svc+0x58/0x14c [ 216.373136][ T5653] el0_svc+0x78/0x1e0 [ 216.374176][ T5653] el0t_64_sync_handler+0xcc/0xe4 [ 216.375609][ T5653] el0t_64_sync+0x1a0/0x1a4 [ 216.377797][ T5653] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 216.381405][ T5653] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 216.665581][ T5656] loop1: detected capacity change from 0 to 32768 [ 216.722448][ T5656] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 216.724795][ T5656] CPU: 1 PID: 5656 Comm: syz.1.261 Not tainted 5.15.185-syzkaller #0 [ 216.726963][ T5656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 216.729767][ T5656] Call trace: [ 216.730691][ T5656] dump_backtrace+0x0/0x43c [ 216.731912][ T5656] show_stack+0x2c/0x3c [ 216.733075][ T5656] __dump_stack+0x30/0x40 [ 216.734298][ T5656] dump_stack_lvl+0xf8/0x160 [ 216.735675][ T5656] dump_stack+0x1c/0x5c [ 216.736808][ T5656] sysfs_create_dir_ns+0x22c/0x24c [ 216.738283][ T5656] kobject_add_internal+0x590/0xc54 [ 216.739762][ T5656] kobject_init_and_add+0x118/0x17c [ 216.741263][ T5656] gfs2_sys_fs_add+0x1dc/0x3d8 [ 216.742726][ T5656] gfs2_fill_super+0xdac/0x19e0 [ 216.744108][ T5656] get_tree_bdev+0x358/0x544 [ 216.745361][ T5656] gfs2_get_tree+0x54/0x1b4 [ 216.746663][ T5656] vfs_get_tree+0x90/0x274 [ 216.747918][ T5656] do_new_mount+0x228/0x810 [ 216.749191][ T5656] path_mount+0x5b4/0x1000 [ 216.750488][ T5656] __arm64_sys_mount+0x514/0x5e4 [ 216.751924][ T5656] invoke_syscall+0x98/0x2b8 [ 216.753245][ T5656] el0_svc_common+0x138/0x258 [ 216.754574][ T5656] do_el0_svc+0x58/0x14c [ 216.755839][ T5656] el0_svc+0x78/0x1e0 [ 216.756885][ T5656] el0t_64_sync_handler+0xcc/0xe4 [ 216.758304][ T5656] el0t_64_sync+0x1a0/0x1a4 [ 216.761894][ T5656] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 216.766036][ T5656] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 217.085174][ T5659] loop1: detected capacity change from 0 to 32768 [ 217.099714][ T5659] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 217.101825][ T5659] CPU: 0 PID: 5659 Comm: syz.1.262 Not tainted 5.15.185-syzkaller #0 [ 217.104081][ T5659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 217.106904][ T5659] Call trace: [ 217.107798][ T5659] dump_backtrace+0x0/0x43c [ 217.109030][ T5659] show_stack+0x2c/0x3c [ 217.110175][ T5659] __dump_stack+0x30/0x40 [ 217.111316][ T5659] dump_stack_lvl+0xf8/0x160 [ 217.112621][ T5659] dump_stack+0x1c/0x5c [ 217.113784][ T5659] sysfs_create_dir_ns+0x22c/0x24c [ 217.115111][ T5659] kobject_add_internal+0x590/0xc54 [ 217.116523][ T5659] kobject_init_and_add+0x118/0x17c [ 217.117933][ T5659] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.119269][ T5659] gfs2_fill_super+0xdac/0x19e0 [ 217.120587][ T5659] get_tree_bdev+0x358/0x544 [ 217.121827][ T5659] gfs2_get_tree+0x54/0x1b4 [ 217.123117][ T5659] vfs_get_tree+0x90/0x274 [ 217.124318][ T5659] do_new_mount+0x228/0x810 [ 217.125571][ T5659] path_mount+0x5b4/0x1000 [ 217.126830][ T5659] __arm64_sys_mount+0x514/0x5e4 [ 217.128265][ T5659] invoke_syscall+0x98/0x2b8 [ 217.129539][ T5659] el0_svc_common+0x138/0x258 [ 217.130834][ T5659] do_el0_svc+0x58/0x14c [ 217.132038][ T5659] el0_svc+0x78/0x1e0 [ 217.133091][ T5659] el0t_64_sync_handler+0xcc/0xe4 [ 217.134474][ T5659] el0t_64_sync+0x1a0/0x1a4 [ 217.136855][ T5659] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 217.140544][ T5659] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 217.411595][ T5662] loop1: detected capacity change from 0 to 32768 [ 217.425526][ T5662] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 217.427609][ T5662] CPU: 0 PID: 5662 Comm: syz.1.263 Not tainted 5.15.185-syzkaller #0 [ 217.429783][ T5662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 217.432496][ T5662] Call trace: [ 217.433433][ T5662] dump_backtrace+0x0/0x43c [ 217.434703][ T5662] show_stack+0x2c/0x3c [ 217.435813][ T5662] __dump_stack+0x30/0x40 [ 217.437015][ T5662] dump_stack_lvl+0xf8/0x160 [ 217.438272][ T5662] dump_stack+0x1c/0x5c [ 217.439421][ T5662] sysfs_create_dir_ns+0x22c/0x24c [ 217.440821][ T5662] kobject_add_internal+0x590/0xc54 [ 217.442193][ T5662] kobject_init_and_add+0x118/0x17c [ 217.443628][ T5662] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.444919][ T5662] gfs2_fill_super+0xdac/0x19e0 [ 217.446246][ T5662] get_tree_bdev+0x358/0x544 [ 217.447533][ T5662] gfs2_get_tree+0x54/0x1b4 [ 217.448755][ T5662] vfs_get_tree+0x90/0x274 [ 217.449986][ T5662] do_new_mount+0x228/0x810 [ 217.451216][ T5662] path_mount+0x5b4/0x1000 [ 217.452384][ T5662] __arm64_sys_mount+0x514/0x5e4 [ 217.453762][ T5662] invoke_syscall+0x98/0x2b8 [ 217.455028][ T5662] el0_svc_common+0x138/0x258 [ 217.456294][ T5662] do_el0_svc+0x58/0x14c [ 217.457470][ T5662] el0_svc+0x78/0x1e0 [ 217.458570][ T5662] el0t_64_sync_handler+0xcc/0xe4 [ 217.459912][ T5662] el0t_64_sync+0x1a0/0x1a4 [ 217.463347][ T5662] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 217.466979][ T5662] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 217.862862][ T5665] loop1: detected capacity change from 0 to 32768 [ 217.877483][ T5665] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 217.879655][ T5665] CPU: 1 PID: 5665 Comm: syz.1.264 Not tainted 5.15.185-syzkaller #0 [ 217.881832][ T5665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 217.884713][ T5665] Call trace: [ 217.885594][ T5665] dump_backtrace+0x0/0x43c [ 217.886848][ T5665] show_stack+0x2c/0x3c [ 217.887969][ T5665] __dump_stack+0x30/0x40 [ 217.889167][ T5665] dump_stack_lvl+0xf8/0x160 [ 217.890478][ T5665] dump_stack+0x1c/0x5c [ 217.891628][ T5665] sysfs_create_dir_ns+0x22c/0x24c [ 217.893054][ T5665] kobject_add_internal+0x590/0xc54 [ 217.894546][ T5665] kobject_init_and_add+0x118/0x17c [ 217.895998][ T5665] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.897338][ T5665] gfs2_fill_super+0xdac/0x19e0 [ 217.898687][ T5665] get_tree_bdev+0x358/0x544 [ 217.899974][ T5665] gfs2_get_tree+0x54/0x1b4 [ 217.901221][ T5665] vfs_get_tree+0x90/0x274 [ 217.902458][ T5665] do_new_mount+0x228/0x810 [ 217.903790][ T5665] path_mount+0x5b4/0x1000 [ 217.904987][ T5665] __arm64_sys_mount+0x514/0x5e4 [ 217.906360][ T5665] invoke_syscall+0x98/0x2b8 [ 217.907655][ T5665] el0_svc_common+0x138/0x258 [ 217.908911][ T5665] do_el0_svc+0x58/0x14c [ 217.910111][ T5665] el0_svc+0x78/0x1e0 [ 217.911231][ T5665] el0t_64_sync_handler+0xcc/0xe4 [ 217.912603][ T5665] el0t_64_sync+0x1a0/0x1a4 [ 217.914121][ T5665] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 217.917760][ T5665] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 218.195582][ T5668] loop1: detected capacity change from 0 to 32768 [ 218.245353][ T5668] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 218.247516][ T5668] CPU: 1 PID: 5668 Comm: syz.1.265 Not tainted 5.15.185-syzkaller #0 [ 218.249683][ T5668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 218.252426][ T5668] Call trace: [ 218.253378][ T5668] dump_backtrace+0x0/0x43c [ 218.254636][ T5668] show_stack+0x2c/0x3c [ 218.255771][ T5668] __dump_stack+0x30/0x40 [ 218.257035][ T5668] dump_stack_lvl+0xf8/0x160 [ 218.258333][ T5668] dump_stack+0x1c/0x5c [ 218.259560][ T5668] sysfs_create_dir_ns+0x22c/0x24c [ 218.260964][ T5668] kobject_add_internal+0x590/0xc54 [ 218.262403][ T5668] kobject_init_and_add+0x118/0x17c [ 218.263871][ T5668] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.265147][ T5668] gfs2_fill_super+0xdac/0x19e0 [ 218.266497][ T5668] get_tree_bdev+0x358/0x544 [ 218.267785][ T5668] gfs2_get_tree+0x54/0x1b4 [ 218.269029][ T5668] vfs_get_tree+0x90/0x274 [ 218.270240][ T5668] do_new_mount+0x228/0x810 [ 218.271476][ T5668] path_mount+0x5b4/0x1000 [ 218.272667][ T5668] __arm64_sys_mount+0x514/0x5e4 [ 218.273980][ T5668] invoke_syscall+0x98/0x2b8 [ 218.275214][ T5668] el0_svc_common+0x138/0x258 [ 218.276496][ T5668] do_el0_svc+0x58/0x14c [ 218.277631][ T5668] el0_svc+0x78/0x1e0 [ 218.278721][ T5668] el0t_64_sync_handler+0xcc/0xe4 [ 218.280120][ T5668] el0t_64_sync+0x1a0/0x1a4 [ 218.284741][ T5668] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 218.288591][ T5668] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 218.575596][ T5671] loop1: detected capacity change from 0 to 32768 [ 218.581900][ T5671] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 218.587434][ T5671] CPU: 0 PID: 5671 Comm: syz.1.266 Not tainted 5.15.185-syzkaller #0 [ 218.589621][ T5671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 218.592433][ T5671] Call trace: [ 218.593302][ T5671] dump_backtrace+0x0/0x43c [ 218.594634][ T5671] show_stack+0x2c/0x3c [ 218.595831][ T5671] __dump_stack+0x30/0x40 [ 218.596996][ T5671] dump_stack_lvl+0xf8/0x160 [ 218.598247][ T5671] dump_stack+0x1c/0x5c [ 218.599412][ T5671] sysfs_create_dir_ns+0x22c/0x24c [ 218.600832][ T5671] kobject_add_internal+0x590/0xc54 [ 218.602296][ T5671] kobject_init_and_add+0x118/0x17c [ 218.603757][ T5671] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.605160][ T5671] gfs2_fill_super+0xdac/0x19e0 [ 218.606553][ T5671] get_tree_bdev+0x358/0x544 [ 218.607794][ T5671] gfs2_get_tree+0x54/0x1b4 [ 218.609085][ T5671] vfs_get_tree+0x90/0x274 [ 218.610295][ T5671] do_new_mount+0x228/0x810 [ 218.611557][ T5671] path_mount+0x5b4/0x1000 [ 218.612807][ T5671] __arm64_sys_mount+0x514/0x5e4 [ 218.614170][ T5671] invoke_syscall+0x98/0x2b8 [ 218.615464][ T5671] el0_svc_common+0x138/0x258 [ 218.616789][ T5671] do_el0_svc+0x58/0x14c [ 218.617947][ T5671] el0_svc+0x78/0x1e0 [ 218.619068][ T5671] el0t_64_sync_handler+0xcc/0xe4 [ 218.620511][ T5671] el0t_64_sync+0x1a0/0x1a4 [ 218.624046][ T5671] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 218.627764][ T5671] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 219.037952][ T5674] loop1: detected capacity change from 0 to 32768 [ 219.102377][ T5674] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 219.104482][ T5674] CPU: 0 PID: 5674 Comm: syz.1.267 Not tainted 5.15.185-syzkaller #0 [ 219.106705][ T5674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 219.109459][ T5674] Call trace: [ 219.110392][ T5674] dump_backtrace+0x0/0x43c [ 219.111607][ T5674] show_stack+0x2c/0x3c [ 219.112695][ T5674] __dump_stack+0x30/0x40 [ 219.113925][ T5674] dump_stack_lvl+0xf8/0x160 [ 219.115272][ T5674] dump_stack+0x1c/0x5c [ 219.116409][ T5674] sysfs_create_dir_ns+0x22c/0x24c [ 219.117784][ T5674] kobject_add_internal+0x590/0xc54 [ 219.119172][ T5674] kobject_init_and_add+0x118/0x17c [ 219.120638][ T5674] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.121923][ T5674] gfs2_fill_super+0xdac/0x19e0 [ 219.123243][ T5674] get_tree_bdev+0x358/0x544 [ 219.124530][ T5674] gfs2_get_tree+0x54/0x1b4 [ 219.125749][ T5674] vfs_get_tree+0x90/0x274 [ 219.126941][ T5674] do_new_mount+0x228/0x810 [ 219.128182][ T5674] path_mount+0x5b4/0x1000 [ 219.129338][ T5674] __arm64_sys_mount+0x514/0x5e4 [ 219.130652][ T5674] invoke_syscall+0x98/0x2b8 [ 219.131898][ T5674] el0_svc_common+0x138/0x258 [ 219.133230][ T5674] do_el0_svc+0x58/0x14c [ 219.134394][ T5674] el0_svc+0x78/0x1e0 [ 219.135498][ T5674] el0t_64_sync_handler+0xcc/0xe4 [ 219.136862][ T5674] el0t_64_sync+0x1a0/0x1a4 [ 219.140969][ T5674] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 219.147272][ T5674] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:03:39 executed programs: 254 [ 219.426755][ T5677] loop1: detected capacity change from 0 to 32768 [ 219.480784][ T5677] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 219.483093][ T5677] CPU: 0 PID: 5677 Comm: syz.1.268 Not tainted 5.15.185-syzkaller #0 [ 219.485411][ T5677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 219.488208][ T5677] Call trace: [ 219.489117][ T5677] dump_backtrace+0x0/0x43c [ 219.490357][ T5677] show_stack+0x2c/0x3c [ 219.491509][ T5677] __dump_stack+0x30/0x40 [ 219.492727][ T5677] dump_stack_lvl+0xf8/0x160 [ 219.493956][ T5677] dump_stack+0x1c/0x5c [ 219.495095][ T5677] sysfs_create_dir_ns+0x22c/0x24c [ 219.496502][ T5677] kobject_add_internal+0x590/0xc54 [ 219.498028][ T5677] kobject_init_and_add+0x118/0x17c [ 219.499577][ T5677] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.500905][ T5677] gfs2_fill_super+0xdac/0x19e0 [ 219.502254][ T5677] get_tree_bdev+0x358/0x544 [ 219.503531][ T5677] gfs2_get_tree+0x54/0x1b4 [ 219.504756][ T5677] vfs_get_tree+0x90/0x274 [ 219.506007][ T5677] do_new_mount+0x228/0x810 [ 219.507247][ T5677] path_mount+0x5b4/0x1000 [ 219.508421][ T5677] __arm64_sys_mount+0x514/0x5e4 [ 219.509796][ T5677] invoke_syscall+0x98/0x2b8 [ 219.511102][ T5677] el0_svc_common+0x138/0x258 [ 219.512379][ T5677] do_el0_svc+0x58/0x14c [ 219.513561][ T5677] el0_svc+0x78/0x1e0 [ 219.514658][ T5677] el0t_64_sync_handler+0xcc/0xe4 [ 219.516010][ T5677] el0t_64_sync+0x1a0/0x1a4 [ 219.519494][ T5677] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 219.523654][ T5677] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 219.815927][ T5680] loop1: detected capacity change from 0 to 32768 [ 219.874020][ T5680] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 219.876495][ T5680] CPU: 1 PID: 5680 Comm: syz.1.269 Not tainted 5.15.185-syzkaller #0 [ 219.878796][ T5680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 219.881789][ T5680] Call trace: [ 219.882715][ T5680] dump_backtrace+0x0/0x43c [ 219.884026][ T5680] show_stack+0x2c/0x3c [ 219.885171][ T5680] __dump_stack+0x30/0x40 [ 219.886370][ T5680] dump_stack_lvl+0xf8/0x160 [ 219.887643][ T5680] dump_stack+0x1c/0x5c [ 219.888864][ T5680] sysfs_create_dir_ns+0x22c/0x24c [ 219.890272][ T5680] kobject_add_internal+0x590/0xc54 [ 219.891739][ T5680] kobject_init_and_add+0x118/0x17c [ 219.893232][ T5680] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.894693][ T5680] gfs2_fill_super+0xdac/0x19e0 [ 219.896040][ T5680] get_tree_bdev+0x358/0x544 [ 219.897275][ T5680] gfs2_get_tree+0x54/0x1b4 [ 219.898595][ T5680] vfs_get_tree+0x90/0x274 [ 219.899871][ T5680] do_new_mount+0x228/0x810 [ 219.901140][ T5680] path_mount+0x5b4/0x1000 [ 219.902316][ T5680] __arm64_sys_mount+0x514/0x5e4 [ 219.903722][ T5680] invoke_syscall+0x98/0x2b8 [ 219.905090][ T5680] el0_svc_common+0x138/0x258 [ 219.906407][ T5680] do_el0_svc+0x58/0x14c [ 219.907636][ T5680] el0_svc+0x78/0x1e0 [ 219.908809][ T5680] el0t_64_sync_handler+0xcc/0xe4 [ 219.910276][ T5680] el0t_64_sync+0x1a0/0x1a4 [ 219.913006][ T5680] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 219.916703][ T5680] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 220.243506][ T5683] loop1: detected capacity change from 0 to 32768 [ 220.297526][ T5683] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 220.299600][ T5683] CPU: 0 PID: 5683 Comm: syz.1.270 Not tainted 5.15.185-syzkaller #0 [ 220.301875][ T5683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 220.304710][ T5683] Call trace: [ 220.305574][ T5683] dump_backtrace+0x0/0x43c [ 220.306829][ T5683] show_stack+0x2c/0x3c [ 220.307995][ T5683] __dump_stack+0x30/0x40 [ 220.309210][ T5683] dump_stack_lvl+0xf8/0x160 [ 220.310534][ T5683] dump_stack+0x1c/0x5c [ 220.311715][ T5683] sysfs_create_dir_ns+0x22c/0x24c [ 220.313135][ T5683] kobject_add_internal+0x590/0xc54 [ 220.314584][ T5683] kobject_init_and_add+0x118/0x17c [ 220.315969][ T5683] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.317298][ T5683] gfs2_fill_super+0xdac/0x19e0 [ 220.318645][ T5683] get_tree_bdev+0x358/0x544 [ 220.319948][ T5683] gfs2_get_tree+0x54/0x1b4 [ 220.321178][ T5683] vfs_get_tree+0x90/0x274 [ 220.322392][ T5683] do_new_mount+0x228/0x810 [ 220.323666][ T5683] path_mount+0x5b4/0x1000 [ 220.324929][ T5683] __arm64_sys_mount+0x514/0x5e4 [ 220.326277][ T5683] invoke_syscall+0x98/0x2b8 [ 220.327566][ T5683] el0_svc_common+0x138/0x258 [ 220.328916][ T5683] do_el0_svc+0x58/0x14c [ 220.330071][ T5683] el0_svc+0x78/0x1e0 [ 220.331171][ T5683] el0t_64_sync_handler+0xcc/0xe4 [ 220.332539][ T5683] el0t_64_sync+0x1a0/0x1a4 [ 220.335857][ T5683] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 220.339417][ T5683] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 220.612998][ T5686] loop1: detected capacity change from 0 to 32768 [ 220.688964][ T5686] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 220.691098][ T5686] CPU: 1 PID: 5686 Comm: syz.1.271 Not tainted 5.15.185-syzkaller #0 [ 220.693332][ T5686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 220.696137][ T5686] Call trace: [ 220.697421][ T5686] dump_backtrace+0x0/0x43c [ 220.698711][ T5686] show_stack+0x2c/0x3c [ 220.699852][ T5686] __dump_stack+0x30/0x40 [ 220.701039][ T5686] dump_stack_lvl+0xf8/0x160 [ 220.702329][ T5686] dump_stack+0x1c/0x5c [ 220.703485][ T5686] sysfs_create_dir_ns+0x22c/0x24c [ 220.704957][ T5686] kobject_add_internal+0x590/0xc54 [ 220.706472][ T5686] kobject_init_and_add+0x118/0x17c [ 220.707928][ T5686] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.709323][ T5686] gfs2_fill_super+0xdac/0x19e0 [ 220.710761][ T5686] get_tree_bdev+0x358/0x544 [ 220.712073][ T5686] gfs2_get_tree+0x54/0x1b4 [ 220.713323][ T5686] vfs_get_tree+0x90/0x274 [ 220.714507][ T5686] do_new_mount+0x228/0x810 [ 220.715773][ T5686] path_mount+0x5b4/0x1000 [ 220.716969][ T5686] __arm64_sys_mount+0x514/0x5e4 [ 220.718334][ T5686] invoke_syscall+0x98/0x2b8 [ 220.719679][ T5686] el0_svc_common+0x138/0x258 [ 220.720964][ T5686] do_el0_svc+0x58/0x14c [ 220.722137][ T5686] el0_svc+0x78/0x1e0 [ 220.723206][ T5686] el0t_64_sync_handler+0xcc/0xe4 [ 220.724685][ T5686] el0t_64_sync+0x1a0/0x1a4 [ 220.730553][ T5686] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 220.735630][ T5686] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 221.018955][ T5689] loop1: detected capacity change from 0 to 32768 [ 221.081191][ T5689] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 221.083463][ T5689] CPU: 1 PID: 5689 Comm: syz.1.272 Not tainted 5.15.185-syzkaller #0 [ 221.085812][ T5689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 221.088566][ T5689] Call trace: [ 221.089511][ T5689] dump_backtrace+0x0/0x43c [ 221.090772][ T5689] show_stack+0x2c/0x3c [ 221.091911][ T5689] __dump_stack+0x30/0x40 [ 221.093134][ T5689] dump_stack_lvl+0xf8/0x160 [ 221.094380][ T5689] dump_stack+0x1c/0x5c [ 221.095549][ T5689] sysfs_create_dir_ns+0x22c/0x24c [ 221.096944][ T5689] kobject_add_internal+0x590/0xc54 [ 221.098349][ T5689] kobject_init_and_add+0x118/0x17c [ 221.099790][ T5689] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.101162][ T5689] gfs2_fill_super+0xdac/0x19e0 [ 221.102504][ T5689] get_tree_bdev+0x358/0x544 [ 221.103803][ T5689] gfs2_get_tree+0x54/0x1b4 [ 221.105084][ T5689] vfs_get_tree+0x90/0x274 [ 221.106318][ T5689] do_new_mount+0x228/0x810 [ 221.107614][ T5689] path_mount+0x5b4/0x1000 [ 221.108816][ T5689] __arm64_sys_mount+0x514/0x5e4 [ 221.110195][ T5689] invoke_syscall+0x98/0x2b8 [ 221.111522][ T5689] el0_svc_common+0x138/0x258 [ 221.112742][ T5689] do_el0_svc+0x58/0x14c [ 221.113916][ T5689] el0_svc+0x78/0x1e0 [ 221.115054][ T5689] el0t_64_sync_handler+0xcc/0xe4 [ 221.116488][ T5689] el0t_64_sync+0x1a0/0x1a4 [ 221.120823][ T5689] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 221.124652][ T5689] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 221.524725][ T5692] loop1: detected capacity change from 0 to 32768 [ 221.580515][ T5692] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 221.585479][ T5692] CPU: 0 PID: 5692 Comm: syz.1.273 Not tainted 5.15.185-syzkaller #0 [ 221.587736][ T5692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 221.590415][ T5692] Call trace: [ 221.591327][ T5692] dump_backtrace+0x0/0x43c [ 221.592573][ T5692] show_stack+0x2c/0x3c [ 221.593695][ T5692] __dump_stack+0x30/0x40 [ 221.594877][ T5692] dump_stack_lvl+0xf8/0x160 [ 221.596148][ T5692] dump_stack+0x1c/0x5c [ 221.597262][ T5692] sysfs_create_dir_ns+0x22c/0x24c [ 221.598665][ T5692] kobject_add_internal+0x590/0xc54 [ 221.600087][ T5692] kobject_init_and_add+0x118/0x17c [ 221.601498][ T5692] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.602817][ T5692] gfs2_fill_super+0xdac/0x19e0 [ 221.604198][ T5692] get_tree_bdev+0x358/0x544 [ 221.605513][ T5692] gfs2_get_tree+0x54/0x1b4 [ 221.606693][ T5692] vfs_get_tree+0x90/0x274 [ 221.607982][ T5692] do_new_mount+0x228/0x810 [ 221.609249][ T5692] path_mount+0x5b4/0x1000 [ 221.610490][ T5692] __arm64_sys_mount+0x514/0x5e4 [ 221.611855][ T5692] invoke_syscall+0x98/0x2b8 [ 221.613123][ T5692] el0_svc_common+0x138/0x258 [ 221.614393][ T5692] do_el0_svc+0x58/0x14c [ 221.615565][ T5692] el0_svc+0x78/0x1e0 [ 221.616639][ T5692] el0t_64_sync_handler+0xcc/0xe4 [ 221.617993][ T5692] el0t_64_sync+0x1a0/0x1a4 [ 221.619810][ T5692] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 221.623560][ T5692] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 222.060935][ T5695] loop1: detected capacity change from 0 to 32768 [ 222.106890][ T5695] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 222.108952][ T5695] CPU: 0 PID: 5695 Comm: syz.1.274 Not tainted 5.15.185-syzkaller #0 [ 222.111179][ T5695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 222.114063][ T5695] Call trace: [ 222.114974][ T5695] dump_backtrace+0x0/0x43c [ 222.116181][ T5695] show_stack+0x2c/0x3c [ 222.117321][ T5695] __dump_stack+0x30/0x40 [ 222.118490][ T5695] dump_stack_lvl+0xf8/0x160 [ 222.119785][ T5695] dump_stack+0x1c/0x5c [ 222.120900][ T5695] sysfs_create_dir_ns+0x22c/0x24c [ 222.122302][ T5695] kobject_add_internal+0x590/0xc54 [ 222.123751][ T5695] kobject_init_and_add+0x118/0x17c [ 222.125266][ T5695] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.126626][ T5695] gfs2_fill_super+0xdac/0x19e0 [ 222.128011][ T5695] get_tree_bdev+0x358/0x544 [ 222.129287][ T5695] gfs2_get_tree+0x54/0x1b4 [ 222.130593][ T5695] vfs_get_tree+0x90/0x274 [ 222.131874][ T5695] do_new_mount+0x228/0x810 [ 222.133096][ T5695] path_mount+0x5b4/0x1000 [ 222.134339][ T5695] __arm64_sys_mount+0x514/0x5e4 [ 222.135694][ T5695] invoke_syscall+0x98/0x2b8 [ 222.136941][ T5695] el0_svc_common+0x138/0x258 [ 222.138223][ T5695] do_el0_svc+0x58/0x14c [ 222.139381][ T5695] el0_svc+0x78/0x1e0 [ 222.140467][ T5695] el0t_64_sync_handler+0xcc/0xe4 [ 222.141855][ T5695] el0t_64_sync+0x1a0/0x1a4 [ 222.145583][ T5695] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 222.149190][ T5695] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 222.436981][ T5698] loop1: detected capacity change from 0 to 32768 [ 222.484540][ T5698] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 222.486658][ T5698] CPU: 1 PID: 5698 Comm: syz.1.275 Not tainted 5.15.185-syzkaller #0 [ 222.488814][ T5698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 222.491475][ T5698] Call trace: [ 222.492375][ T5698] dump_backtrace+0x0/0x43c [ 222.493624][ T5698] show_stack+0x2c/0x3c [ 222.494773][ T5698] __dump_stack+0x30/0x40 [ 222.495965][ T5698] dump_stack_lvl+0xf8/0x160 [ 222.497228][ T5698] dump_stack+0x1c/0x5c [ 222.498367][ T5698] sysfs_create_dir_ns+0x22c/0x24c [ 222.499862][ T5698] kobject_add_internal+0x590/0xc54 [ 222.501264][ T5698] kobject_init_and_add+0x118/0x17c [ 222.502715][ T5698] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.503999][ T5698] gfs2_fill_super+0xdac/0x19e0 [ 222.505300][ T5698] get_tree_bdev+0x358/0x544 [ 222.506547][ T5698] gfs2_get_tree+0x54/0x1b4 [ 222.507753][ T5698] vfs_get_tree+0x90/0x274 [ 222.508978][ T5698] do_new_mount+0x228/0x810 [ 222.510236][ T5698] path_mount+0x5b4/0x1000 [ 222.511475][ T5698] __arm64_sys_mount+0x514/0x5e4 [ 222.512844][ T5698] invoke_syscall+0x98/0x2b8 [ 222.514162][ T5698] el0_svc_common+0x138/0x258 [ 222.515447][ T5698] do_el0_svc+0x58/0x14c [ 222.516582][ T5698] el0_svc+0x78/0x1e0 [ 222.517683][ T5698] el0t_64_sync_handler+0xcc/0xe4 [ 222.519013][ T5698] el0t_64_sync+0x1a0/0x1a4 [ 222.521768][ T5698] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 222.525575][ T5698] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 222.902621][ T5701] loop1: detected capacity change from 0 to 32768 [ 222.964143][ T5701] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 222.966355][ T5701] CPU: 0 PID: 5701 Comm: syz.1.276 Not tainted 5.15.185-syzkaller #0 [ 222.968600][ T5701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 222.971487][ T5701] Call trace: [ 222.972369][ T5701] dump_backtrace+0x0/0x43c [ 222.973723][ T5701] show_stack+0x2c/0x3c [ 222.974906][ T5701] __dump_stack+0x30/0x40 [ 222.976103][ T5701] dump_stack_lvl+0xf8/0x160 [ 222.977358][ T5701] dump_stack+0x1c/0x5c [ 222.978564][ T5701] sysfs_create_dir_ns+0x22c/0x24c [ 222.979977][ T5701] kobject_add_internal+0x590/0xc54 [ 222.981364][ T5701] kobject_init_and_add+0x118/0x17c [ 222.982891][ T5701] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.984211][ T5701] gfs2_fill_super+0xdac/0x19e0 [ 222.985564][ T5701] get_tree_bdev+0x358/0x544 [ 222.986808][ T5701] gfs2_get_tree+0x54/0x1b4 [ 222.988044][ T5701] vfs_get_tree+0x90/0x274 [ 222.989226][ T5701] do_new_mount+0x228/0x810 [ 222.990480][ T5701] path_mount+0x5b4/0x1000 [ 222.991717][ T5701] __arm64_sys_mount+0x514/0x5e4 [ 222.993070][ T5701] invoke_syscall+0x98/0x2b8 [ 222.994409][ T5701] el0_svc_common+0x138/0x258 [ 222.995691][ T5701] do_el0_svc+0x58/0x14c [ 222.996838][ T5701] el0_svc+0x78/0x1e0 [ 222.997911][ T5701] el0t_64_sync_handler+0xcc/0xe4 [ 222.999335][ T5701] el0t_64_sync+0x1a0/0x1a4 [ 223.008191][ T5701] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 223.012163][ T5701] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 223.286625][ T5704] loop1: detected capacity change from 0 to 32768 [ 223.334140][ T5704] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 223.336326][ T5704] CPU: 1 PID: 5704 Comm: syz.1.277 Not tainted 5.15.185-syzkaller #0 [ 223.338793][ T5704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 223.341632][ T5704] Call trace: [ 223.342598][ T5704] dump_backtrace+0x0/0x43c [ 223.343913][ T5704] show_stack+0x2c/0x3c [ 223.345044][ T5704] __dump_stack+0x30/0x40 [ 223.346301][ T5704] dump_stack_lvl+0xf8/0x160 [ 223.347618][ T5704] dump_stack+0x1c/0x5c [ 223.348819][ T5704] sysfs_create_dir_ns+0x22c/0x24c [ 223.350206][ T5704] kobject_add_internal+0x590/0xc54 [ 223.351721][ T5704] kobject_init_and_add+0x118/0x17c [ 223.353220][ T5704] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.354536][ T5704] gfs2_fill_super+0xdac/0x19e0 [ 223.355905][ T5704] get_tree_bdev+0x358/0x544 [ 223.357142][ T5704] gfs2_get_tree+0x54/0x1b4 [ 223.358358][ T5704] vfs_get_tree+0x90/0x274 [ 223.359697][ T5704] do_new_mount+0x228/0x810 [ 223.360925][ T5704] path_mount+0x5b4/0x1000 [ 223.362152][ T5704] __arm64_sys_mount+0x514/0x5e4 [ 223.363511][ T5704] invoke_syscall+0x98/0x2b8 [ 223.364796][ T5704] el0_svc_common+0x138/0x258 [ 223.366121][ T5704] do_el0_svc+0x58/0x14c [ 223.367410][ T5704] el0_svc+0x78/0x1e0 [ 223.368527][ T5704] el0t_64_sync_handler+0xcc/0xe4 [ 223.369956][ T5704] el0t_64_sync+0x1a0/0x1a4 [ 223.373374][ T5704] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 223.377167][ T5704] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 223.651174][ T5707] loop1: detected capacity change from 0 to 32768 [ 223.706198][ T5707] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 223.708304][ T5707] CPU: 1 PID: 5707 Comm: syz.1.278 Not tainted 5.15.185-syzkaller #0 [ 223.710482][ T5707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 223.713254][ T5707] Call trace: [ 223.714144][ T5707] dump_backtrace+0x0/0x43c [ 223.715383][ T5707] show_stack+0x2c/0x3c [ 223.716590][ T5707] __dump_stack+0x30/0x40 [ 223.717726][ T5707] dump_stack_lvl+0xf8/0x160 [ 223.719014][ T5707] dump_stack+0x1c/0x5c [ 223.720134][ T5707] sysfs_create_dir_ns+0x22c/0x24c [ 223.721586][ T5707] kobject_add_internal+0x590/0xc54 [ 223.723013][ T5707] kobject_init_and_add+0x118/0x17c [ 223.724411][ T5707] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.725728][ T5707] gfs2_fill_super+0xdac/0x19e0 [ 223.727065][ T5707] get_tree_bdev+0x358/0x544 [ 223.728309][ T5707] gfs2_get_tree+0x54/0x1b4 [ 223.729579][ T5707] vfs_get_tree+0x90/0x274 [ 223.730800][ T5707] do_new_mount+0x228/0x810 [ 223.732003][ T5707] path_mount+0x5b4/0x1000 [ 223.733156][ T5707] __arm64_sys_mount+0x514/0x5e4 [ 223.734513][ T5707] invoke_syscall+0x98/0x2b8 [ 223.735788][ T5707] el0_svc_common+0x138/0x258 [ 223.737096][ T5707] do_el0_svc+0x58/0x14c [ 223.738256][ T5707] el0_svc+0x78/0x1e0 [ 223.739349][ T5707] el0t_64_sync_handler+0xcc/0xe4 [ 223.740718][ T5707] el0t_64_sync+0x1a0/0x1a4 [ 223.745045][ T5707] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 223.748815][ T5707] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 224.062874][ T5710] loop1: detected capacity change from 0 to 32768 [ 224.114334][ T5710] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 224.116528][ T5710] CPU: 0 PID: 5710 Comm: syz.1.279 Not tainted 5.15.185-syzkaller #0 [ 224.118749][ T5710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 224.121461][ T5710] Call trace: [ 224.122323][ T5710] dump_backtrace+0x0/0x43c [ 224.123594][ T5710] show_stack+0x2c/0x3c [ 224.124727][ T5710] __dump_stack+0x30/0x40 [ 224.125934][ T5710] dump_stack_lvl+0xf8/0x160 [ 224.127188][ T5710] dump_stack+0x1c/0x5c [ 224.128312][ T5710] sysfs_create_dir_ns+0x22c/0x24c [ 224.129693][ T5710] kobject_add_internal+0x590/0xc54 [ 224.131124][ T5710] kobject_init_and_add+0x118/0x17c [ 224.132597][ T5710] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.133917][ T5710] gfs2_fill_super+0xdac/0x19e0 [ 224.135221][ T5710] get_tree_bdev+0x358/0x544 [ 224.136475][ T5710] gfs2_get_tree+0x54/0x1b4 [ 224.137675][ T5710] vfs_get_tree+0x90/0x274 [ 224.138891][ T5710] do_new_mount+0x228/0x810 [ 224.140129][ T5710] path_mount+0x5b4/0x1000 [ 224.141414][ T5710] __arm64_sys_mount+0x514/0x5e4 [ 224.142712][ T5710] invoke_syscall+0x98/0x2b8 [ 224.143928][ T5710] el0_svc_common+0x138/0x258 [ 224.145249][ T5710] do_el0_svc+0x58/0x14c [ 224.146432][ T5710] el0_svc+0x78/0x1e0 [ 224.147497][ T5710] el0t_64_sync_handler+0xcc/0xe4 [ 224.148871][ T5710] el0t_64_sync+0x1a0/0x1a4 [ 224.152912][ T5710] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 224.156476][ T5710] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:03:44 executed programs: 266 [ 224.437160][ T5713] loop1: detected capacity change from 0 to 32768 [ 224.476211][ T5713] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 224.478449][ T5713] CPU: 0 PID: 5713 Comm: syz.1.280 Not tainted 5.15.185-syzkaller #0 [ 224.480679][ T5713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 224.483563][ T5713] Call trace: [ 224.484474][ T5713] dump_backtrace+0x0/0x43c [ 224.485866][ T5713] show_stack+0x2c/0x3c [ 224.487062][ T5713] __dump_stack+0x30/0x40 [ 224.488273][ T5713] dump_stack_lvl+0xf8/0x160 [ 224.489594][ T5713] dump_stack+0x1c/0x5c [ 224.490708][ T5713] sysfs_create_dir_ns+0x22c/0x24c [ 224.492164][ T5713] kobject_add_internal+0x590/0xc54 [ 224.493637][ T5713] kobject_init_and_add+0x118/0x17c [ 224.495146][ T5713] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.496459][ T5713] gfs2_fill_super+0xdac/0x19e0 [ 224.497823][ T5713] get_tree_bdev+0x358/0x544 [ 224.499143][ T5713] gfs2_get_tree+0x54/0x1b4 [ 224.500430][ T5713] vfs_get_tree+0x90/0x274 [ 224.501681][ T5713] do_new_mount+0x228/0x810 [ 224.502938][ T5713] path_mount+0x5b4/0x1000 [ 224.504192][ T5713] __arm64_sys_mount+0x514/0x5e4 [ 224.505559][ T5713] invoke_syscall+0x98/0x2b8 [ 224.506834][ T5713] el0_svc_common+0x138/0x258 [ 224.508160][ T5713] do_el0_svc+0x58/0x14c [ 224.509342][ T5713] el0_svc+0x78/0x1e0 [ 224.510423][ T5713] el0t_64_sync_handler+0xcc/0xe4 [ 224.511803][ T5713] el0t_64_sync+0x1a0/0x1a4 [ 224.520672][ T5713] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 224.524482][ T5713] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 224.860922][ T5716] loop1: detected capacity change from 0 to 32768 [ 224.981115][ T5716] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 224.985765][ T5716] CPU: 0 PID: 5716 Comm: syz.1.281 Not tainted 5.15.185-syzkaller #0 [ 224.988036][ T5716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 224.990774][ T5716] Call trace: [ 224.991712][ T5716] dump_backtrace+0x0/0x43c [ 224.992988][ T5716] show_stack+0x2c/0x3c [ 224.994159][ T5716] __dump_stack+0x30/0x40 [ 224.995376][ T5716] dump_stack_lvl+0xf8/0x160 [ 224.996651][ T5716] dump_stack+0x1c/0x5c [ 224.997860][ T5716] sysfs_create_dir_ns+0x22c/0x24c [ 224.999362][ T5716] kobject_add_internal+0x590/0xc54 [ 225.000816][ T5716] kobject_init_and_add+0x118/0x17c [ 225.002235][ T5716] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.003572][ T5716] gfs2_fill_super+0xdac/0x19e0 [ 225.004914][ T5716] get_tree_bdev+0x358/0x544 [ 225.006201][ T5716] gfs2_get_tree+0x54/0x1b4 [ 225.007461][ T5716] vfs_get_tree+0x90/0x274 [ 225.008668][ T5716] do_new_mount+0x228/0x810 [ 225.009923][ T5716] path_mount+0x5b4/0x1000 [ 225.011170][ T5716] __arm64_sys_mount+0x514/0x5e4 [ 225.012547][ T5716] invoke_syscall+0x98/0x2b8 [ 225.013844][ T5716] el0_svc_common+0x138/0x258 [ 225.015139][ T5716] do_el0_svc+0x58/0x14c [ 225.016338][ T5716] el0_svc+0x78/0x1e0 [ 225.017442][ T5716] el0t_64_sync_handler+0xcc/0xe4 [ 225.018824][ T5716] el0t_64_sync+0x1a0/0x1a4 [ 225.022837][ T5716] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 225.026571][ T5716] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 225.292140][ T1533] Bluetooth: hci0: command 0x0406 tx timeout [ 225.296705][ T5719] loop1: detected capacity change from 0 to 32768 [ 225.362169][ T5719] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 225.364324][ T5719] CPU: 0 PID: 5719 Comm: syz.1.282 Not tainted 5.15.185-syzkaller #0 [ 225.366670][ T5719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 225.369462][ T5719] Call trace: [ 225.370354][ T5719] dump_backtrace+0x0/0x43c [ 225.371540][ T5719] show_stack+0x2c/0x3c [ 225.372719][ T5719] __dump_stack+0x30/0x40 [ 225.373881][ T5719] dump_stack_lvl+0xf8/0x160 [ 225.375134][ T5719] dump_stack+0x1c/0x5c [ 225.376308][ T5719] sysfs_create_dir_ns+0x22c/0x24c [ 225.377739][ T5719] kobject_add_internal+0x590/0xc54 [ 225.379171][ T5719] kobject_init_and_add+0x118/0x17c [ 225.380674][ T5719] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.381997][ T5719] gfs2_fill_super+0xdac/0x19e0 [ 225.383492][ T5719] get_tree_bdev+0x358/0x544 [ 225.384804][ T5719] gfs2_get_tree+0x54/0x1b4 [ 225.386036][ T5719] vfs_get_tree+0x90/0x274 [ 225.387208][ T5719] do_new_mount+0x228/0x810 [ 225.388472][ T5719] path_mount+0x5b4/0x1000 [ 225.389725][ T5719] __arm64_sys_mount+0x514/0x5e4 [ 225.391110][ T5719] invoke_syscall+0x98/0x2b8 [ 225.392359][ T5719] el0_svc_common+0x138/0x258 [ 225.393711][ T5719] do_el0_svc+0x58/0x14c [ 225.394835][ T5719] el0_svc+0x78/0x1e0 [ 225.395950][ T5719] el0t_64_sync_handler+0xcc/0xe4 [ 225.397337][ T5719] el0t_64_sync+0x1a0/0x1a4 [ 225.400915][ T5719] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 225.405284][ T5719] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 225.678892][ T5722] loop1: detected capacity change from 0 to 32768 [ 225.720004][ T5722] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 225.722268][ T5722] CPU: 0 PID: 5722 Comm: syz.1.283 Not tainted 5.15.185-syzkaller #0 [ 225.724496][ T5722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 225.727227][ T5722] Call trace: [ 225.728149][ T5722] dump_backtrace+0x0/0x43c [ 225.729358][ T5722] show_stack+0x2c/0x3c [ 225.730552][ T5722] __dump_stack+0x30/0x40 [ 225.731703][ T5722] dump_stack_lvl+0xf8/0x160 [ 225.732931][ T5722] dump_stack+0x1c/0x5c [ 225.734162][ T5722] sysfs_create_dir_ns+0x22c/0x24c [ 225.735632][ T5722] kobject_add_internal+0x590/0xc54 [ 225.737086][ T5722] kobject_init_and_add+0x118/0x17c [ 225.738548][ T5722] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.739858][ T5722] gfs2_fill_super+0xdac/0x19e0 [ 225.741233][ T5722] get_tree_bdev+0x358/0x544 [ 225.742485][ T5722] gfs2_get_tree+0x54/0x1b4 [ 225.743741][ T5722] vfs_get_tree+0x90/0x274 [ 225.744894][ T5722] do_new_mount+0x228/0x810 [ 225.746135][ T5722] path_mount+0x5b4/0x1000 [ 225.747418][ T5722] __arm64_sys_mount+0x514/0x5e4 [ 225.748793][ T5722] invoke_syscall+0x98/0x2b8 [ 225.750030][ T5722] el0_svc_common+0x138/0x258 [ 225.751329][ T5722] do_el0_svc+0x58/0x14c [ 225.752482][ T5722] el0_svc+0x78/0x1e0 [ 225.753586][ T5722] el0t_64_sync_handler+0xcc/0xe4 [ 225.754962][ T5722] el0t_64_sync+0x1a0/0x1a4 [ 225.759052][ T5722] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 225.762740][ T5722] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 226.052991][ T5725] loop1: detected capacity change from 0 to 32768 [ 226.095485][ T5725] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 226.097576][ T5725] CPU: 1 PID: 5725 Comm: syz.1.284 Not tainted 5.15.185-syzkaller #0 [ 226.099760][ T5725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 226.102451][ T5725] Call trace: [ 226.103341][ T5725] dump_backtrace+0x0/0x43c [ 226.104609][ T5725] show_stack+0x2c/0x3c [ 226.105718][ T5725] __dump_stack+0x30/0x40 [ 226.106992][ T5725] dump_stack_lvl+0xf8/0x160 [ 226.108232][ T5725] dump_stack+0x1c/0x5c [ 226.109406][ T5725] sysfs_create_dir_ns+0x22c/0x24c [ 226.111107][ T5725] kobject_add_internal+0x590/0xc54 [ 226.112525][ T5725] kobject_init_and_add+0x118/0x17c [ 226.113968][ T5725] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.115278][ T5725] gfs2_fill_super+0xdac/0x19e0 [ 226.116610][ T5725] get_tree_bdev+0x358/0x544 [ 226.117857][ T5725] gfs2_get_tree+0x54/0x1b4 [ 226.119080][ T5725] vfs_get_tree+0x90/0x274 [ 226.120268][ T5725] do_new_mount+0x228/0x810 [ 226.121541][ T5725] path_mount+0x5b4/0x1000 [ 226.122752][ T5725] __arm64_sys_mount+0x514/0x5e4 [ 226.124106][ T5725] invoke_syscall+0x98/0x2b8 [ 226.125412][ T5725] el0_svc_common+0x138/0x258 [ 226.126755][ T5725] do_el0_svc+0x58/0x14c [ 226.127922][ T5725] el0_svc+0x78/0x1e0 [ 226.129049][ T5725] el0t_64_sync_handler+0xcc/0xe4 [ 226.130386][ T5725] el0t_64_sync+0x1a0/0x1a4 [ 226.131938][ T5725] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 226.135556][ T5725] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 226.463655][ T5728] loop1: detected capacity change from 0 to 32768 [ 226.517488][ T5728] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 226.519738][ T5728] CPU: 1 PID: 5728 Comm: syz.1.285 Not tainted 5.15.185-syzkaller #0 [ 226.521982][ T5728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 226.524834][ T5728] Call trace: [ 226.525783][ T5728] dump_backtrace+0x0/0x43c [ 226.527054][ T5728] show_stack+0x2c/0x3c [ 226.528238][ T5728] __dump_stack+0x30/0x40 [ 226.529459][ T5728] dump_stack_lvl+0xf8/0x160 [ 226.530806][ T5728] dump_stack+0x1c/0x5c [ 226.531953][ T5728] sysfs_create_dir_ns+0x22c/0x24c [ 226.533363][ T5728] kobject_add_internal+0x590/0xc54 [ 226.534840][ T5728] kobject_init_and_add+0x118/0x17c [ 226.536361][ T5728] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.537689][ T5728] gfs2_fill_super+0xdac/0x19e0 [ 226.539027][ T5728] get_tree_bdev+0x358/0x544 [ 226.540320][ T5728] gfs2_get_tree+0x54/0x1b4 [ 226.541578][ T5728] vfs_get_tree+0x90/0x274 [ 226.542766][ T5728] do_new_mount+0x228/0x810 [ 226.544018][ T5728] path_mount+0x5b4/0x1000 [ 226.545247][ T5728] __arm64_sys_mount+0x514/0x5e4 [ 226.546575][ T5728] invoke_syscall+0x98/0x2b8 [ 226.547806][ T5728] el0_svc_common+0x138/0x258 [ 226.549150][ T5728] do_el0_svc+0x58/0x14c [ 226.550449][ T5728] el0_svc+0x78/0x1e0 [ 226.551598][ T5728] el0t_64_sync_handler+0xcc/0xe4 [ 226.552958][ T5728] el0t_64_sync+0x1a0/0x1a4 [ 226.555304][ T5728] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 226.558907][ T5728] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 226.899362][ T5731] loop1: detected capacity change from 0 to 32768 [ 226.953260][ T5731] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 226.955417][ T5731] CPU: 0 PID: 5731 Comm: syz.1.286 Not tainted 5.15.185-syzkaller #0 [ 226.957603][ T5731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 226.960329][ T5731] Call trace: [ 226.961208][ T5731] dump_backtrace+0x0/0x43c [ 226.962419][ T5731] show_stack+0x2c/0x3c [ 226.963560][ T5731] __dump_stack+0x30/0x40 [ 226.964711][ T5731] dump_stack_lvl+0xf8/0x160 [ 226.965972][ T5731] dump_stack+0x1c/0x5c [ 226.967126][ T5731] sysfs_create_dir_ns+0x22c/0x24c [ 226.968541][ T5731] kobject_add_internal+0x590/0xc54 [ 226.970017][ T5731] kobject_init_and_add+0x118/0x17c [ 226.971414][ T5731] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.972762][ T5731] gfs2_fill_super+0xdac/0x19e0 [ 226.974099][ T5731] get_tree_bdev+0x358/0x544 [ 226.975419][ T5731] gfs2_get_tree+0x54/0x1b4 [ 226.976679][ T5731] vfs_get_tree+0x90/0x274 [ 226.977827][ T5731] do_new_mount+0x228/0x810 [ 226.979053][ T5731] path_mount+0x5b4/0x1000 [ 226.980269][ T5731] __arm64_sys_mount+0x514/0x5e4 [ 226.981591][ T5731] invoke_syscall+0x98/0x2b8 [ 226.982883][ T5731] el0_svc_common+0x138/0x258 [ 226.984176][ T5731] do_el0_svc+0x58/0x14c [ 226.985337][ T5731] el0_svc+0x78/0x1e0 [ 226.986466][ T5731] el0t_64_sync_handler+0xcc/0xe4 [ 226.987856][ T5731] el0t_64_sync+0x1a0/0x1a4 [ 226.989483][ T5731] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 226.993172][ T5731] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 227.320341][ T5734] loop1: detected capacity change from 0 to 32768 [ 227.372169][ T5734] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 227.374304][ T5734] CPU: 1 PID: 5734 Comm: syz.1.287 Not tainted 5.15.185-syzkaller #0 [ 227.376527][ T5734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 227.379257][ T5734] Call trace: [ 227.380074][ T5734] dump_backtrace+0x0/0x43c [ 227.381267][ T5734] show_stack+0x2c/0x3c [ 227.382431][ T5734] __dump_stack+0x30/0x40 [ 227.383645][ T5734] dump_stack_lvl+0xf8/0x160 [ 227.384968][ T5734] dump_stack+0x1c/0x5c [ 227.386224][ T5734] sysfs_create_dir_ns+0x22c/0x24c [ 227.387656][ T5734] kobject_add_internal+0x590/0xc54 [ 227.389118][ T5734] kobject_init_and_add+0x118/0x17c [ 227.390560][ T5734] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.391832][ T5734] gfs2_fill_super+0xdac/0x19e0 [ 227.393161][ T5734] get_tree_bdev+0x358/0x544 [ 227.394407][ T5734] gfs2_get_tree+0x54/0x1b4 [ 227.395618][ T5734] vfs_get_tree+0x90/0x274 [ 227.396836][ T5734] do_new_mount+0x228/0x810 [ 227.398067][ T5734] path_mount+0x5b4/0x1000 [ 227.399362][ T5734] __arm64_sys_mount+0x514/0x5e4 [ 227.400696][ T5734] invoke_syscall+0x98/0x2b8 [ 227.402023][ T5734] el0_svc_common+0x138/0x258 [ 227.403309][ T5734] do_el0_svc+0x58/0x14c [ 227.404457][ T5734] el0_svc+0x78/0x1e0 [ 227.405551][ T5734] el0t_64_sync_handler+0xcc/0xe4 [ 227.406941][ T5734] el0t_64_sync+0x1a0/0x1a4 [ 227.410962][ T5734] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 227.414996][ T5734] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 227.689978][ T5737] loop1: detected capacity change from 0 to 32768 [ 227.737079][ T5737] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 227.739196][ T5737] CPU: 1 PID: 5737 Comm: syz.1.288 Not tainted 5.15.185-syzkaller #0 [ 227.741364][ T5737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 227.744269][ T5737] Call trace: [ 227.745156][ T5737] dump_backtrace+0x0/0x43c [ 227.746373][ T5737] show_stack+0x2c/0x3c [ 227.747561][ T5737] __dump_stack+0x30/0x40 [ 227.748857][ T5737] dump_stack_lvl+0xf8/0x160 [ 227.750152][ T5737] dump_stack+0x1c/0x5c [ 227.751295][ T5737] sysfs_create_dir_ns+0x22c/0x24c [ 227.752737][ T5737] kobject_add_internal+0x590/0xc54 [ 227.754253][ T5737] kobject_init_and_add+0x118/0x17c [ 227.755662][ T5737] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.756967][ T5737] gfs2_fill_super+0xdac/0x19e0 [ 227.758282][ T5737] get_tree_bdev+0x358/0x544 [ 227.759520][ T5737] gfs2_get_tree+0x54/0x1b4 [ 227.760707][ T5737] vfs_get_tree+0x90/0x274 [ 227.761806][ T5737] do_new_mount+0x228/0x810 [ 227.763032][ T5737] path_mount+0x5b4/0x1000 [ 227.764241][ T5737] __arm64_sys_mount+0x514/0x5e4 [ 227.765573][ T5737] invoke_syscall+0x98/0x2b8 [ 227.766837][ T5737] el0_svc_common+0x138/0x258 [ 227.768107][ T5737] do_el0_svc+0x58/0x14c [ 227.769269][ T5737] el0_svc+0x78/0x1e0 [ 227.770359][ T5737] el0t_64_sync_handler+0xcc/0xe4 [ 227.771798][ T5737] el0t_64_sync+0x1a0/0x1a4 [ 227.778702][ T5737] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 227.782507][ T5737] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 228.055205][ T5740] loop1: detected capacity change from 0 to 32768 [ 228.102873][ T5740] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 228.105035][ T5740] CPU: 1 PID: 5740 Comm: syz.1.289 Not tainted 5.15.185-syzkaller #0 [ 228.107187][ T5740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 228.109893][ T5740] Call trace: [ 228.110748][ T5740] dump_backtrace+0x0/0x43c [ 228.111961][ T5740] show_stack+0x2c/0x3c [ 228.113119][ T5740] __dump_stack+0x30/0x40 [ 228.114294][ T5740] dump_stack_lvl+0xf8/0x160 [ 228.115573][ T5740] dump_stack+0x1c/0x5c [ 228.116672][ T5740] sysfs_create_dir_ns+0x22c/0x24c [ 228.118084][ T5740] kobject_add_internal+0x590/0xc54 [ 228.119494][ T5740] kobject_init_and_add+0x118/0x17c [ 228.120907][ T5740] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.122239][ T5740] gfs2_fill_super+0xdac/0x19e0 [ 228.123547][ T5740] get_tree_bdev+0x358/0x544 [ 228.124788][ T5740] gfs2_get_tree+0x54/0x1b4 [ 228.126016][ T5740] vfs_get_tree+0x90/0x274 [ 228.127217][ T5740] do_new_mount+0x228/0x810 [ 228.128517][ T5740] path_mount+0x5b4/0x1000 [ 228.129724][ T5740] __arm64_sys_mount+0x514/0x5e4 [ 228.131066][ T5740] invoke_syscall+0x98/0x2b8 [ 228.132324][ T5740] el0_svc_common+0x138/0x258 [ 228.133660][ T5740] do_el0_svc+0x58/0x14c [ 228.134826][ T5740] el0_svc+0x78/0x1e0 [ 228.135883][ T5740] el0t_64_sync_handler+0xcc/0xe4 [ 228.137243][ T5740] el0t_64_sync+0x1a0/0x1a4 [ 228.141848][ T5740] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 228.146068][ T5740] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 228.433626][ T5743] loop1: detected capacity change from 0 to 32768 [ 228.484175][ T5743] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 228.486312][ T5743] CPU: 1 PID: 5743 Comm: syz.1.290 Not tainted 5.15.185-syzkaller #0 [ 228.488732][ T5743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 228.491723][ T5743] Call trace: [ 228.492662][ T5743] dump_backtrace+0x0/0x43c [ 228.494030][ T5743] show_stack+0x2c/0x3c [ 228.495229][ T5743] __dump_stack+0x30/0x40 [ 228.496459][ T5743] dump_stack_lvl+0xf8/0x160 [ 228.497839][ T5743] dump_stack+0x1c/0x5c [ 228.499001][ T5743] sysfs_create_dir_ns+0x22c/0x24c [ 228.500464][ T5743] kobject_add_internal+0x590/0xc54 [ 228.502008][ T5743] kobject_init_and_add+0x118/0x17c [ 228.503440][ T5743] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.504812][ T5743] gfs2_fill_super+0xdac/0x19e0 [ 228.506198][ T5743] get_tree_bdev+0x358/0x544 [ 228.507531][ T5743] gfs2_get_tree+0x54/0x1b4 [ 228.508852][ T5743] vfs_get_tree+0x90/0x274 [ 228.510040][ T5743] do_new_mount+0x228/0x810 [ 228.511356][ T5743] path_mount+0x5b4/0x1000 [ 228.512659][ T5743] __arm64_sys_mount+0x514/0x5e4 [ 228.514058][ T5743] invoke_syscall+0x98/0x2b8 [ 228.515422][ T5743] el0_svc_common+0x138/0x258 [ 228.516776][ T5743] do_el0_svc+0x58/0x14c [ 228.517970][ T5743] el0_svc+0x78/0x1e0 [ 228.519046][ T5743] el0t_64_sync_handler+0xcc/0xe4 [ 228.520452][ T5743] el0t_64_sync+0x1a0/0x1a4 [ 228.523692][ T5743] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 228.527370][ T5743] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 228.816756][ T5746] loop1: detected capacity change from 0 to 32768 [ 228.864542][ T5746] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 228.866697][ T5746] CPU: 0 PID: 5746 Comm: syz.1.291 Not tainted 5.15.185-syzkaller #0 [ 228.868904][ T5746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 228.871786][ T5746] Call trace: [ 228.872742][ T5746] dump_backtrace+0x0/0x43c [ 228.874030][ T5746] show_stack+0x2c/0x3c [ 228.875144][ T5746] __dump_stack+0x30/0x40 [ 228.876371][ T5746] dump_stack_lvl+0xf8/0x160 [ 228.877603][ T5746] dump_stack+0x1c/0x5c [ 228.878747][ T5746] sysfs_create_dir_ns+0x22c/0x24c [ 228.880208][ T5746] kobject_add_internal+0x590/0xc54 [ 228.881694][ T5746] kobject_init_and_add+0x118/0x17c [ 228.883101][ T5746] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.884531][ T5746] gfs2_fill_super+0xdac/0x19e0 [ 228.885898][ T5746] get_tree_bdev+0x358/0x544 [ 228.887153][ T5746] gfs2_get_tree+0x54/0x1b4 [ 228.888374][ T5746] vfs_get_tree+0x90/0x274 [ 228.889618][ T5746] do_new_mount+0x228/0x810 [ 228.890914][ T5746] path_mount+0x5b4/0x1000 [ 228.892143][ T5746] __arm64_sys_mount+0x514/0x5e4 [ 228.893601][ T5746] invoke_syscall+0x98/0x2b8 [ 228.894858][ T5746] el0_svc_common+0x138/0x258 [ 228.896202][ T5746] do_el0_svc+0x58/0x14c [ 228.897385][ T5746] el0_svc+0x78/0x1e0 [ 228.898481][ T5746] el0t_64_sync_handler+0xcc/0xe4 [ 228.899905][ T5746] el0t_64_sync+0x1a0/0x1a4 [ 228.910907][ T5746] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 228.914705][ T5746] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 229.301628][ T5749] loop1: detected capacity change from 0 to 32768 [ 229.354632][ T5749] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 229.356850][ T5749] CPU: 0 PID: 5749 Comm: syz.1.292 Not tainted 5.15.185-syzkaller #0 [ 229.359089][ T5749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 229.361827][ T5749] Call trace: [ 229.362714][ T5749] dump_backtrace+0x0/0x43c [ 229.363917][ T5749] show_stack+0x2c/0x3c [ 229.365091][ T5749] __dump_stack+0x30/0x40 [ 229.366340][ T5749] dump_stack_lvl+0xf8/0x160 [ 229.367623][ T5749] dump_stack+0x1c/0x5c [ 229.368833][ T5749] sysfs_create_dir_ns+0x22c/0x24c [ 229.370261][ T5749] kobject_add_internal+0x590/0xc54 [ 229.371726][ T5749] kobject_init_and_add+0x118/0x17c [ 229.373143][ T5749] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.374503][ T5749] gfs2_fill_super+0xdac/0x19e0 [ 229.375823][ T5749] get_tree_bdev+0x358/0x544 [ 229.377040][ T5749] gfs2_get_tree+0x54/0x1b4 [ 229.378286][ T5749] vfs_get_tree+0x90/0x274 [ 229.379493][ T5749] do_new_mount+0x228/0x810 [ 229.380711][ T5749] path_mount+0x5b4/0x1000 [ 229.381951][ T5749] __arm64_sys_mount+0x514/0x5e4 [ 229.383347][ T5749] invoke_syscall+0x98/0x2b8 [ 229.384634][ T5749] el0_svc_common+0x138/0x258 [ 229.385908][ T5749] do_el0_svc+0x58/0x14c [ 229.387096][ T5749] el0_svc+0x78/0x1e0 [ 229.388180][ T5749] el0t_64_sync_handler+0xcc/0xe4 [ 229.389570][ T5749] el0t_64_sync+0x1a0/0x1a4 [ 229.392970][ T5749] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 229.396490][ T5749] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:03:49 executed programs: 279 [ 229.665351][ T5752] loop1: detected capacity change from 0 to 32768 [ 229.720102][ T5752] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 229.722326][ T5752] CPU: 1 PID: 5752 Comm: syz.1.293 Not tainted 5.15.185-syzkaller #0 [ 229.724491][ T5752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 229.727311][ T5752] Call trace: [ 229.728221][ T5752] dump_backtrace+0x0/0x43c [ 229.729487][ T5752] show_stack+0x2c/0x3c [ 229.730605][ T5752] __dump_stack+0x30/0x40 [ 229.731816][ T5752] dump_stack_lvl+0xf8/0x160 [ 229.733068][ T5752] dump_stack+0x1c/0x5c [ 229.734227][ T5752] sysfs_create_dir_ns+0x22c/0x24c [ 229.735623][ T5752] kobject_add_internal+0x590/0xc54 [ 229.737108][ T5752] kobject_init_and_add+0x118/0x17c [ 229.738502][ T5752] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.739815][ T5752] gfs2_fill_super+0xdac/0x19e0 [ 229.741131][ T5752] get_tree_bdev+0x358/0x544 [ 229.742381][ T5752] gfs2_get_tree+0x54/0x1b4 [ 229.743611][ T5752] vfs_get_tree+0x90/0x274 [ 229.744840][ T5752] do_new_mount+0x228/0x810 [ 229.746121][ T5752] path_mount+0x5b4/0x1000 [ 229.747372][ T5752] __arm64_sys_mount+0x514/0x5e4 [ 229.748695][ T5752] invoke_syscall+0x98/0x2b8 [ 229.749939][ T5752] el0_svc_common+0x138/0x258 [ 229.751227][ T5752] do_el0_svc+0x58/0x14c [ 229.752374][ T5752] el0_svc+0x78/0x1e0 [ 229.753502][ T5752] el0t_64_sync_handler+0xcc/0xe4 [ 229.754904][ T5752] el0t_64_sync+0x1a0/0x1a4 [ 229.758527][ T5752] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 229.762718][ T5752] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 230.044494][ T5755] loop1: detected capacity change from 0 to 32768 [ 230.055179][ T5755] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 230.057304][ T5755] CPU: 1 PID: 5755 Comm: syz.1.294 Not tainted 5.15.185-syzkaller #0 [ 230.059502][ T5755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 230.062312][ T5755] Call trace: [ 230.063248][ T5755] dump_backtrace+0x0/0x43c [ 230.064520][ T5755] show_stack+0x2c/0x3c [ 230.065604][ T5755] __dump_stack+0x30/0x40 [ 230.066836][ T5755] dump_stack_lvl+0xf8/0x160 [ 230.068090][ T5755] dump_stack+0x1c/0x5c [ 230.069192][ T5755] sysfs_create_dir_ns+0x22c/0x24c [ 230.070748][ T5755] kobject_add_internal+0x590/0xc54 [ 230.072214][ T5755] kobject_init_and_add+0x118/0x17c [ 230.073649][ T5755] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.074927][ T5755] gfs2_fill_super+0xdac/0x19e0 [ 230.076207][ T5755] get_tree_bdev+0x358/0x544 [ 230.077493][ T5755] gfs2_get_tree+0x54/0x1b4 [ 230.078700][ T5755] vfs_get_tree+0x90/0x274 [ 230.079878][ T5755] do_new_mount+0x228/0x810 [ 230.081083][ T5755] path_mount+0x5b4/0x1000 [ 230.082305][ T5755] __arm64_sys_mount+0x514/0x5e4 [ 230.083658][ T5755] invoke_syscall+0x98/0x2b8 [ 230.085075][ T5755] el0_svc_common+0x138/0x258 [ 230.086349][ T5755] do_el0_svc+0x58/0x14c [ 230.087488][ T5755] el0_svc+0x78/0x1e0 [ 230.088567][ T5755] el0t_64_sync_handler+0xcc/0xe4 [ 230.089943][ T5755] el0t_64_sync+0x1a0/0x1a4 [ 230.091475][ T5755] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 230.095199][ T5755] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 230.523317][ T5758] loop1: detected capacity change from 0 to 32768 [ 230.581176][ T5758] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 230.583395][ T5758] CPU: 1 PID: 5758 Comm: syz.1.295 Not tainted 5.15.185-syzkaller #0 [ 230.585737][ T5758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 230.588483][ T5758] Call trace: [ 230.589352][ T5758] dump_backtrace+0x0/0x43c [ 230.590513][ T5758] show_stack+0x2c/0x3c [ 230.591684][ T5758] __dump_stack+0x30/0x40 [ 230.592913][ T5758] dump_stack_lvl+0xf8/0x160 [ 230.594181][ T5758] dump_stack+0x1c/0x5c [ 230.595321][ T5758] sysfs_create_dir_ns+0x22c/0x24c [ 230.596888][ T5758] kobject_add_internal+0x590/0xc54 [ 230.598414][ T5758] kobject_init_and_add+0x118/0x17c [ 230.599903][ T5758] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.601170][ T5758] gfs2_fill_super+0xdac/0x19e0 [ 230.602504][ T5758] get_tree_bdev+0x358/0x544 [ 230.603866][ T5758] gfs2_get_tree+0x54/0x1b4 [ 230.605199][ T5758] vfs_get_tree+0x90/0x274 [ 230.606434][ T5758] do_new_mount+0x228/0x810 [ 230.607711][ T5758] path_mount+0x5b4/0x1000 [ 230.608909][ T5758] __arm64_sys_mount+0x514/0x5e4 [ 230.610317][ T5758] invoke_syscall+0x98/0x2b8 [ 230.611623][ T5758] el0_svc_common+0x138/0x258 [ 230.612894][ T5758] do_el0_svc+0x58/0x14c [ 230.614031][ T5758] el0_svc+0x78/0x1e0 [ 230.615175][ T5758] el0t_64_sync_handler+0xcc/0xe4 [ 230.616623][ T5758] el0t_64_sync+0x1a0/0x1a4 [ 230.620198][ T5758] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 230.623957][ T5758] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 231.001412][ T5761] loop1: detected capacity change from 0 to 32768 [ 231.015557][ T5761] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 231.017763][ T5761] CPU: 1 PID: 5761 Comm: syz.1.296 Not tainted 5.15.185-syzkaller #0 [ 231.019990][ T5761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 231.022823][ T5761] Call trace: [ 231.023730][ T5761] dump_backtrace+0x0/0x43c [ 231.024984][ T5761] show_stack+0x2c/0x3c [ 231.026085][ T5761] __dump_stack+0x30/0x40 [ 231.027274][ T5761] dump_stack_lvl+0xf8/0x160 [ 231.028519][ T5761] dump_stack+0x1c/0x5c [ 231.029671][ T5761] sysfs_create_dir_ns+0x22c/0x24c [ 231.031138][ T5761] kobject_add_internal+0x590/0xc54 [ 231.032514][ T5761] kobject_init_and_add+0x118/0x17c [ 231.033994][ T5761] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.035279][ T5761] gfs2_fill_super+0xdac/0x19e0 [ 231.036677][ T5761] get_tree_bdev+0x358/0x544 [ 231.037919][ T5761] gfs2_get_tree+0x54/0x1b4 [ 231.039179][ T5761] vfs_get_tree+0x90/0x274 [ 231.040414][ T5761] do_new_mount+0x228/0x810 [ 231.041644][ T5761] path_mount+0x5b4/0x1000 [ 231.042869][ T5761] __arm64_sys_mount+0x514/0x5e4 [ 231.044238][ T5761] invoke_syscall+0x98/0x2b8 [ 231.045506][ T5761] el0_svc_common+0x138/0x258 [ 231.046854][ T5761] do_el0_svc+0x58/0x14c [ 231.048101][ T5761] el0_svc+0x78/0x1e0 [ 231.049199][ T5761] el0t_64_sync_handler+0xcc/0xe4 [ 231.050574][ T5761] el0t_64_sync+0x1a0/0x1a4 [ 231.054278][ T5761] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 231.057855][ T5761] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 231.379877][ T5764] loop1: detected capacity change from 0 to 32768 [ 231.431304][ T5764] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 231.433565][ T5764] CPU: 0 PID: 5764 Comm: syz.1.297 Not tainted 5.15.185-syzkaller #0 [ 231.435794][ T5764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 231.438435][ T5764] Call trace: [ 231.439336][ T5764] dump_backtrace+0x0/0x43c [ 231.440517][ T5764] show_stack+0x2c/0x3c [ 231.441653][ T5764] __dump_stack+0x30/0x40 [ 231.442895][ T5764] dump_stack_lvl+0xf8/0x160 [ 231.444175][ T5764] dump_stack+0x1c/0x5c [ 231.445347][ T5764] sysfs_create_dir_ns+0x22c/0x24c [ 231.446773][ T5764] kobject_add_internal+0x590/0xc54 [ 231.448229][ T5764] kobject_init_and_add+0x118/0x17c [ 231.449705][ T5764] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.451104][ T5764] gfs2_fill_super+0xdac/0x19e0 [ 231.452459][ T5764] get_tree_bdev+0x358/0x544 [ 231.453742][ T5764] gfs2_get_tree+0x54/0x1b4 [ 231.454958][ T5764] vfs_get_tree+0x90/0x274 [ 231.456191][ T5764] do_new_mount+0x228/0x810 [ 231.457461][ T5764] path_mount+0x5b4/0x1000 [ 231.458712][ T5764] __arm64_sys_mount+0x514/0x5e4 [ 231.460101][ T5764] invoke_syscall+0x98/0x2b8 [ 231.461384][ T5764] el0_svc_common+0x138/0x258 [ 231.462720][ T5764] do_el0_svc+0x58/0x14c [ 231.463854][ T5764] el0_svc+0x78/0x1e0 [ 231.464958][ T5764] el0t_64_sync_handler+0xcc/0xe4 [ 231.466309][ T5764] el0t_64_sync+0x1a0/0x1a4 [ 231.471110][ T5764] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 231.474915][ T5764] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 231.758020][ T5767] loop1: detected capacity change from 0 to 32768 [ 231.803880][ T5767] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 231.805903][ T5767] CPU: 1 PID: 5767 Comm: syz.1.298 Not tainted 5.15.185-syzkaller #0 [ 231.808242][ T5767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 231.810960][ T5767] Call trace: [ 231.811926][ T5767] dump_backtrace+0x0/0x43c [ 231.813169][ T5767] show_stack+0x2c/0x3c [ 231.814309][ T5767] __dump_stack+0x30/0x40 [ 231.815516][ T5767] dump_stack_lvl+0xf8/0x160 [ 231.816804][ T5767] dump_stack+0x1c/0x5c [ 231.817959][ T5767] sysfs_create_dir_ns+0x22c/0x24c [ 231.819384][ T5767] kobject_add_internal+0x590/0xc54 [ 231.820840][ T5767] kobject_init_and_add+0x118/0x17c [ 231.822328][ T5767] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.823658][ T5767] gfs2_fill_super+0xdac/0x19e0 [ 231.825030][ T5767] get_tree_bdev+0x358/0x544 [ 231.826273][ T5767] gfs2_get_tree+0x54/0x1b4 [ 231.827531][ T5767] vfs_get_tree+0x90/0x274 [ 231.828727][ T5767] do_new_mount+0x228/0x810 [ 231.829971][ T5767] path_mount+0x5b4/0x1000 [ 231.831131][ T5767] __arm64_sys_mount+0x514/0x5e4 [ 231.832457][ T5767] invoke_syscall+0x98/0x2b8 [ 231.833738][ T5767] el0_svc_common+0x138/0x258 [ 231.834998][ T5767] do_el0_svc+0x58/0x14c [ 231.836153][ T5767] el0_svc+0x78/0x1e0 [ 231.837372][ T5767] el0t_64_sync_handler+0xcc/0xe4 [ 231.838892][ T5767] el0t_64_sync+0x1a0/0x1a4 [ 231.842990][ T5767] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 231.846635][ T5767] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 232.149037][ T5770] loop1: detected capacity change from 0 to 32768 [ 232.251482][ T5770] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 232.253611][ T5770] CPU: 1 PID: 5770 Comm: syz.1.299 Not tainted 5.15.185-syzkaller #0 [ 232.255955][ T5770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 232.258867][ T5770] Call trace: [ 232.259800][ T5770] dump_backtrace+0x0/0x43c [ 232.261008][ T5770] show_stack+0x2c/0x3c [ 232.262242][ T5770] __dump_stack+0x30/0x40 [ 232.263495][ T5770] dump_stack_lvl+0xf8/0x160 [ 232.264781][ T5770] dump_stack+0x1c/0x5c [ 232.265906][ T5770] sysfs_create_dir_ns+0x22c/0x24c [ 232.267435][ T5770] kobject_add_internal+0x590/0xc54 [ 232.268920][ T5770] kobject_init_and_add+0x118/0x17c [ 232.270487][ T5770] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.272055][ T5770] gfs2_fill_super+0xdac/0x19e0 [ 232.273329][ T5770] get_tree_bdev+0x358/0x544 [ 232.274670][ T5770] gfs2_get_tree+0x54/0x1b4 [ 232.275877][ T5770] vfs_get_tree+0x90/0x274 [ 232.277129][ T5770] do_new_mount+0x228/0x810 [ 232.278359][ T5770] path_mount+0x5b4/0x1000 [ 232.279533][ T5770] __arm64_sys_mount+0x514/0x5e4 [ 232.280831][ T5770] invoke_syscall+0x98/0x2b8 [ 232.282135][ T5770] el0_svc_common+0x138/0x258 [ 232.283423][ T5770] do_el0_svc+0x58/0x14c [ 232.284635][ T5770] el0_svc+0x78/0x1e0 [ 232.285739][ T5770] el0t_64_sync_handler+0xcc/0xe4 [ 232.287114][ T5770] el0t_64_sync+0x1a0/0x1a4 [ 232.290598][ T5770] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 232.294717][ T5770] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 232.703587][ T5773] loop1: detected capacity change from 0 to 32768 [ 232.787605][ T5773] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 232.789688][ T5773] CPU: 1 PID: 5773 Comm: syz.1.300 Not tainted 5.15.185-syzkaller #0 [ 232.791940][ T5773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 232.794769][ T5773] Call trace: [ 232.795688][ T5773] dump_backtrace+0x0/0x43c [ 232.797007][ T5773] show_stack+0x2c/0x3c [ 232.798265][ T5773] __dump_stack+0x30/0x40 [ 232.799439][ T5773] dump_stack_lvl+0xf8/0x160 [ 232.800698][ T5773] dump_stack+0x1c/0x5c [ 232.801832][ T5773] sysfs_create_dir_ns+0x22c/0x24c [ 232.803301][ T5773] kobject_add_internal+0x590/0xc54 [ 232.804760][ T5773] kobject_init_and_add+0x118/0x17c [ 232.806207][ T5773] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.807575][ T5773] gfs2_fill_super+0xdac/0x19e0 [ 232.808967][ T5773] get_tree_bdev+0x358/0x544 [ 232.810248][ T5773] gfs2_get_tree+0x54/0x1b4 [ 232.811519][ T5773] vfs_get_tree+0x90/0x274 [ 232.812753][ T5773] do_new_mount+0x228/0x810 [ 232.814009][ T5773] path_mount+0x5b4/0x1000 [ 232.815198][ T5773] __arm64_sys_mount+0x514/0x5e4 [ 232.816609][ T5773] invoke_syscall+0x98/0x2b8 [ 232.817906][ T5773] el0_svc_common+0x138/0x258 [ 232.819252][ T5773] do_el0_svc+0x58/0x14c [ 232.820432][ T5773] el0_svc+0x78/0x1e0 [ 232.821528][ T5773] el0t_64_sync_handler+0xcc/0xe4 [ 232.822853][ T5773] el0t_64_sync+0x1a0/0x1a4 [ 232.824949][ T5773] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 232.828564][ T5773] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 233.100483][ T5776] loop1: detected capacity change from 0 to 32768 [ 233.108832][ T5776] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 233.110943][ T5776] CPU: 1 PID: 5776 Comm: syz.1.301 Not tainted 5.15.185-syzkaller #0 [ 233.113438][ T5776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 233.116255][ T5776] Call trace: [ 233.117215][ T5776] dump_backtrace+0x0/0x43c [ 233.118501][ T5776] show_stack+0x2c/0x3c [ 233.119691][ T5776] __dump_stack+0x30/0x40 [ 233.120963][ T5776] dump_stack_lvl+0xf8/0x160 [ 233.122268][ T5776] dump_stack+0x1c/0x5c [ 233.123506][ T5776] sysfs_create_dir_ns+0x22c/0x24c [ 233.124955][ T5776] kobject_add_internal+0x590/0xc54 [ 233.126356][ T5776] kobject_init_and_add+0x118/0x17c [ 233.127803][ T5776] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.129176][ T5776] gfs2_fill_super+0xdac/0x19e0 [ 233.130657][ T5776] get_tree_bdev+0x358/0x544 [ 233.131921][ T5776] gfs2_get_tree+0x54/0x1b4 [ 233.133179][ T5776] vfs_get_tree+0x90/0x274 [ 233.134464][ T5776] do_new_mount+0x228/0x810 [ 233.135725][ T5776] path_mount+0x5b4/0x1000 [ 233.136926][ T5776] __arm64_sys_mount+0x514/0x5e4 [ 233.138311][ T5776] invoke_syscall+0x98/0x2b8 [ 233.139659][ T5776] el0_svc_common+0x138/0x258 [ 233.140951][ T5776] do_el0_svc+0x58/0x14c [ 233.142112][ T5776] el0_svc+0x78/0x1e0 [ 233.143237][ T5776] el0t_64_sync_handler+0xcc/0xe4 [ 233.144652][ T5776] el0t_64_sync+0x1a0/0x1a4 [ 233.149202][ T5776] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 233.152974][ T5776] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 233.460750][ T5779] loop1: detected capacity change from 0 to 32768 [ 233.522171][ T5779] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 233.524411][ T5779] CPU: 1 PID: 5779 Comm: syz.1.302 Not tainted 5.15.185-syzkaller #0 [ 233.526738][ T5779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 233.529596][ T5779] Call trace: [ 233.530449][ T5779] dump_backtrace+0x0/0x43c [ 233.531736][ T5779] show_stack+0x2c/0x3c [ 233.532892][ T5779] __dump_stack+0x30/0x40 [ 233.534129][ T5779] dump_stack_lvl+0xf8/0x160 [ 233.535464][ T5779] dump_stack+0x1c/0x5c [ 233.536676][ T5779] sysfs_create_dir_ns+0x22c/0x24c [ 233.538119][ T5779] kobject_add_internal+0x590/0xc54 [ 233.539638][ T5779] kobject_init_and_add+0x118/0x17c [ 233.541196][ T5779] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.542609][ T5779] gfs2_fill_super+0xdac/0x19e0 [ 233.543997][ T5779] get_tree_bdev+0x358/0x544 [ 233.545328][ T5779] gfs2_get_tree+0x54/0x1b4 [ 233.546608][ T5779] vfs_get_tree+0x90/0x274 [ 233.547839][ T5779] do_new_mount+0x228/0x810 [ 233.549073][ T5779] path_mount+0x5b4/0x1000 [ 233.550338][ T5779] __arm64_sys_mount+0x514/0x5e4 [ 233.551778][ T5779] invoke_syscall+0x98/0x2b8 [ 233.553021][ T5779] el0_svc_common+0x138/0x258 [ 233.554343][ T5779] do_el0_svc+0x58/0x14c [ 233.555577][ T5779] el0_svc+0x78/0x1e0 [ 233.556714][ T5779] el0t_64_sync_handler+0xcc/0xe4 [ 233.558175][ T5779] el0t_64_sync+0x1a0/0x1a4 [ 233.561516][ T5779] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 233.565281][ T5779] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 233.833893][ T5782] loop1: detected capacity change from 0 to 32768 [ 233.873964][ T5782] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 233.876082][ T5782] CPU: 0 PID: 5782 Comm: syz.1.303 Not tainted 5.15.185-syzkaller #0 [ 233.878410][ T5782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 233.881167][ T5782] Call trace: [ 233.882097][ T5782] dump_backtrace+0x0/0x43c [ 233.883335][ T5782] show_stack+0x2c/0x3c [ 233.884490][ T5782] __dump_stack+0x30/0x40 [ 233.885675][ T5782] dump_stack_lvl+0xf8/0x160 [ 233.886917][ T5782] dump_stack+0x1c/0x5c [ 233.888052][ T5782] sysfs_create_dir_ns+0x22c/0x24c [ 233.889413][ T5782] kobject_add_internal+0x590/0xc54 [ 233.890867][ T5782] kobject_init_and_add+0x118/0x17c [ 233.892362][ T5782] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.893698][ T5782] gfs2_fill_super+0xdac/0x19e0 [ 233.895028][ T5782] get_tree_bdev+0x358/0x544 [ 233.896290][ T5782] gfs2_get_tree+0x54/0x1b4 [ 233.897520][ T5782] vfs_get_tree+0x90/0x274 [ 233.898688][ T5782] do_new_mount+0x228/0x810 [ 233.899945][ T5782] path_mount+0x5b4/0x1000 [ 233.901178][ T5782] __arm64_sys_mount+0x514/0x5e4 [ 233.902553][ T5782] invoke_syscall+0x98/0x2b8 [ 233.903784][ T5782] el0_svc_common+0x138/0x258 [ 233.905008][ T5782] do_el0_svc+0x58/0x14c [ 233.906234][ T5782] el0_svc+0x78/0x1e0 [ 233.907279][ T5782] el0t_64_sync_handler+0xcc/0xe4 [ 233.908662][ T5782] el0t_64_sync+0x1a0/0x1a4 [ 233.911318][ T5782] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 233.915079][ T5782] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 234.248371][ T5785] loop1: detected capacity change from 0 to 32768 [ 234.293837][ T5785] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 234.296167][ T5785] CPU: 1 PID: 5785 Comm: syz.1.304 Not tainted 5.15.185-syzkaller #0 [ 234.298650][ T5785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 234.301659][ T5785] Call trace: [ 234.302661][ T5785] dump_backtrace+0x0/0x43c [ 234.304065][ T5785] show_stack+0x2c/0x3c [ 234.305339][ T5785] __dump_stack+0x30/0x40 [ 234.306724][ T5785] dump_stack_lvl+0xf8/0x160 [ 234.308130][ T5785] dump_stack+0x1c/0x5c [ 234.309392][ T5785] sysfs_create_dir_ns+0x22c/0x24c [ 234.310942][ T5785] kobject_add_internal+0x590/0xc54 [ 234.312623][ T5785] kobject_init_and_add+0x118/0x17c [ 234.314254][ T5785] gfs2_sys_fs_add+0x1dc/0x3d8 [ 234.315736][ T5785] gfs2_fill_super+0xdac/0x19e0 [ 234.317220][ T5785] get_tree_bdev+0x358/0x544 [ 234.318616][ T5785] gfs2_get_tree+0x54/0x1b4 [ 234.319996][ T5785] vfs_get_tree+0x90/0x274 [ 234.321352][ T5785] do_new_mount+0x228/0x810 [ 234.322798][ T5785] path_mount+0x5b4/0x1000 [ 234.324125][ T5785] __arm64_sys_mount+0x514/0x5e4 [ 234.325636][ T5785] invoke_syscall+0x98/0x2b8 [ 234.327050][ T5785] el0_svc_common+0x138/0x258 [ 234.328480][ T5785] do_el0_svc+0x58/0x14c [ 234.329790][ T5785] el0_svc+0x78/0x1e0 [ 234.331021][ T5785] el0t_64_sync_handler+0xcc/0xe4 [ 234.332555][ T5785] el0t_64_sync+0x1a0/0x1a4 [ 234.336157][ T5785] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 234.340330][ T5785] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 234.667969][ T5788] loop1: detected capacity change from 0 to 32768 [ 234.704352][ T5788] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 234.706469][ T5788] CPU: 1 PID: 5788 Comm: syz.1.305 Not tainted 5.15.185-syzkaller #0 [ 234.708643][ T5788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 234.711331][ T5788] Call trace: [ 234.712181][ T5788] dump_backtrace+0x0/0x43c [ 234.713482][ T5788] show_stack+0x2c/0x3c [ 234.714623][ T5788] __dump_stack+0x30/0x40 [ 234.715788][ T5788] dump_stack_lvl+0xf8/0x160 [ 234.717063][ T5788] dump_stack+0x1c/0x5c [ 234.718190][ T5788] sysfs_create_dir_ns+0x22c/0x24c [ 234.719636][ T5788] kobject_add_internal+0x590/0xc54 [ 234.721058][ T5788] kobject_init_and_add+0x118/0x17c [ 234.722415][ T5788] gfs2_sys_fs_add+0x1dc/0x3d8 [ 234.723753][ T5788] gfs2_fill_super+0xdac/0x19e0 [ 234.725113][ T5788] get_tree_bdev+0x358/0x544 [ 234.726369][ T5788] gfs2_get_tree+0x54/0x1b4 [ 234.727575][ T5788] vfs_get_tree+0x90/0x274 [ 234.728800][ T5788] do_new_mount+0x228/0x810 [ 234.730058][ T5788] path_mount+0x5b4/0x1000 [ 234.731306][ T5788] __arm64_sys_mount+0x514/0x5e4 [ 234.732687][ T5788] invoke_syscall+0x98/0x2b8 [ 234.733975][ T5788] el0_svc_common+0x138/0x258 [ 234.735279][ T5788] do_el0_svc+0x58/0x14c [ 234.736583][ T5788] el0_svc+0x78/0x1e0 [ 234.737718][ T5788] el0t_64_sync_handler+0xcc/0xe4 [ 234.739150][ T5788] el0t_64_sync+0x1a0/0x1a4 [ 234.749768][ T5788] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 234.753658][ T5788] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:03:54 executed programs: 292 [ 235.091619][ T5791] loop1: detected capacity change from 0 to 32768 [ 235.143851][ T5791] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 235.146206][ T5791] CPU: 1 PID: 5791 Comm: syz.1.306 Not tainted 5.15.185-syzkaller #0 [ 235.148509][ T5791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 235.151446][ T5791] Call trace: [ 235.152349][ T5791] dump_backtrace+0x0/0x43c [ 235.153672][ T5791] show_stack+0x2c/0x3c [ 235.154810][ T5791] __dump_stack+0x30/0x40 [ 235.155983][ T5791] dump_stack_lvl+0xf8/0x160 [ 235.157235][ T5791] dump_stack+0x1c/0x5c [ 235.158452][ T5791] sysfs_create_dir_ns+0x22c/0x24c [ 235.159892][ T5791] kobject_add_internal+0x590/0xc54 [ 235.161307][ T5791] kobject_init_and_add+0x118/0x17c [ 235.162734][ T5791] gfs2_sys_fs_add+0x1dc/0x3d8 [ 235.164061][ T5791] gfs2_fill_super+0xdac/0x19e0 [ 235.165420][ T5791] get_tree_bdev+0x358/0x544 [ 235.166686][ T5791] gfs2_get_tree+0x54/0x1b4 [ 235.167912][ T5791] vfs_get_tree+0x90/0x274 [ 235.169145][ T5791] do_new_mount+0x228/0x810 [ 235.170411][ T5791] path_mount+0x5b4/0x1000 [ 235.171738][ T5791] __arm64_sys_mount+0x514/0x5e4 [ 235.173194][ T5791] invoke_syscall+0x98/0x2b8 [ 235.174505][ T5791] el0_svc_common+0x138/0x258 [ 235.175853][ T5791] do_el0_svc+0x58/0x14c [ 235.177063][ T5791] el0_svc+0x78/0x1e0 [ 235.178196][ T5791] el0t_64_sync_handler+0xcc/0xe4 [ 235.179590][ T5791] el0t_64_sync+0x1a0/0x1a4 [ 235.184715][ T5791] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 235.188466][ T5791] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 235.467519][ T5794] loop1: detected capacity change from 0 to 32768 [ 235.521348][ T5794] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 235.523604][ T5794] CPU: 0 PID: 5794 Comm: syz.1.307 Not tainted 5.15.185-syzkaller #0 [ 235.525807][ T5794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 235.528643][ T5794] Call trace: [ 235.529552][ T5794] dump_backtrace+0x0/0x43c [ 235.530735][ T5794] show_stack+0x2c/0x3c [ 235.531971][ T5794] __dump_stack+0x30/0x40 [ 235.533182][ T5794] dump_stack_lvl+0xf8/0x160 [ 235.534479][ T5794] dump_stack+0x1c/0x5c [ 235.535618][ T5794] sysfs_create_dir_ns+0x22c/0x24c [ 235.537034][ T5794] kobject_add_internal+0x590/0xc54 [ 235.538478][ T5794] kobject_init_and_add+0x118/0x17c [ 235.539898][ T5794] gfs2_sys_fs_add+0x1dc/0x3d8 [ 235.541292][ T5794] gfs2_fill_super+0xdac/0x19e0 [ 235.542602][ T5794] get_tree_bdev+0x358/0x544 [ 235.543898][ T5794] gfs2_get_tree+0x54/0x1b4 [ 235.545117][ T5794] vfs_get_tree+0x90/0x274 [ 235.546342][ T5794] do_new_mount+0x228/0x810 [ 235.547528][ T5794] path_mount+0x5b4/0x1000 [ 235.548772][ T5794] __arm64_sys_mount+0x514/0x5e4 [ 235.550158][ T5794] invoke_syscall+0x98/0x2b8 [ 235.551405][ T5794] el0_svc_common+0x138/0x258 [ 235.552767][ T5794] do_el0_svc+0x58/0x14c [ 235.554034][ T5794] el0_svc+0x78/0x1e0 [ 235.555087][ T5794] el0t_64_sync_handler+0xcc/0xe4 [ 235.556456][ T5794] el0t_64_sync+0x1a0/0x1a4 [ 235.560247][ T5794] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 235.563953][ T5794] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 235.851567][ T5797] loop1: detected capacity change from 0 to 32768 [ 235.911353][ T5797] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 235.913655][ T5797] CPU: 0 PID: 5797 Comm: syz.1.308 Not tainted 5.15.185-syzkaller #0 [ 235.915865][ T5797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 235.918534][ T5797] Call trace: [ 235.919378][ T5797] dump_backtrace+0x0/0x43c [ 235.920609][ T5797] show_stack+0x2c/0x3c [ 235.921658][ T5797] __dump_stack+0x30/0x40 [ 235.922825][ T5797] dump_stack_lvl+0xf8/0x160 [ 235.924103][ T5797] dump_stack+0x1c/0x5c [ 235.925260][ T5797] sysfs_create_dir_ns+0x22c/0x24c [ 235.926697][ T5797] kobject_add_internal+0x590/0xc54 [ 235.928168][ T5797] kobject_init_and_add+0x118/0x17c [ 235.929693][ T5797] gfs2_sys_fs_add+0x1dc/0x3d8 [ 235.931101][ T5797] gfs2_fill_super+0xdac/0x19e0 [ 235.932409][ T5797] get_tree_bdev+0x358/0x544 [ 235.933664][ T5797] gfs2_get_tree+0x54/0x1b4 [ 235.934875][ T5797] vfs_get_tree+0x90/0x274 [ 235.936080][ T5797] do_new_mount+0x228/0x810 [ 235.937301][ T5797] path_mount+0x5b4/0x1000 [ 235.938511][ T5797] __arm64_sys_mount+0x514/0x5e4 [ 235.939903][ T5797] invoke_syscall+0x98/0x2b8 [ 235.941155][ T5797] el0_svc_common+0x138/0x258 [ 235.942519][ T5797] do_el0_svc+0x58/0x14c [ 235.943684][ T5797] el0_svc+0x78/0x1e0 [ 235.944777][ T5797] el0t_64_sync_handler+0xcc/0xe4 [ 235.946128][ T5797] el0t_64_sync+0x1a0/0x1a4 [ 235.948935][ T5797] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 235.954356][ T5797] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 236.222964][ T5800] loop1: detected capacity change from 0 to 32768 [ 236.280622][ T5800] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 236.282836][ T5800] CPU: 0 PID: 5800 Comm: syz.1.309 Not tainted 5.15.185-syzkaller #0 [ 236.284968][ T5800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 236.287619][ T5800] Call trace: [ 236.288483][ T5800] dump_backtrace+0x0/0x43c [ 236.289725][ T5800] show_stack+0x2c/0x3c [ 236.290842][ T5800] __dump_stack+0x30/0x40 [ 236.292054][ T5800] dump_stack_lvl+0xf8/0x160 [ 236.293334][ T5800] dump_stack+0x1c/0x5c [ 236.294460][ T5800] sysfs_create_dir_ns+0x22c/0x24c [ 236.295841][ T5800] kobject_add_internal+0x590/0xc54 [ 236.297253][ T5800] kobject_init_and_add+0x118/0x17c [ 236.298687][ T5800] gfs2_sys_fs_add+0x1dc/0x3d8 [ 236.299957][ T5800] gfs2_fill_super+0xdac/0x19e0 [ 236.301305][ T5800] get_tree_bdev+0x358/0x544 [ 236.302608][ T5800] gfs2_get_tree+0x54/0x1b4 [ 236.303907][ T5800] vfs_get_tree+0x90/0x274 [ 236.305183][ T5800] do_new_mount+0x228/0x810 [ 236.306415][ T5800] path_mount+0x5b4/0x1000 [ 236.307615][ T5800] __arm64_sys_mount+0x514/0x5e4 [ 236.308929][ T5800] invoke_syscall+0x98/0x2b8 [ 236.310157][ T5800] el0_svc_common+0x138/0x258 [ 236.311404][ T5800] do_el0_svc+0x58/0x14c [ 236.312530][ T5800] el0_svc+0x78/0x1e0 [ 236.313563][ T5800] el0t_64_sync_handler+0xcc/0xe4 [ 236.314961][ T5800] el0t_64_sync+0x1a0/0x1a4 [ 236.318373][ T5800] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 236.322439][ T5800] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 236.608303][ T5803] loop1: detected capacity change from 0 to 32768 [ 236.657324][ T5803] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 236.659438][ T5803] CPU: 1 PID: 5803 Comm: syz.1.310 Not tainted 5.15.185-syzkaller #0 [ 236.661687][ T5803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 236.664582][ T5803] Call trace: [ 236.665428][ T5803] dump_backtrace+0x0/0x43c [ 236.666713][ T5803] show_stack+0x2c/0x3c [ 236.667865][ T5803] __dump_stack+0x30/0x40 [ 236.669062][ T5803] dump_stack_lvl+0xf8/0x160 [ 236.670283][ T5803] dump_stack+0x1c/0x5c [ 236.671434][ T5803] sysfs_create_dir_ns+0x22c/0x24c [ 236.672847][ T5803] kobject_add_internal+0x590/0xc54 [ 236.674267][ T5803] kobject_init_and_add+0x118/0x17c [ 236.675716][ T5803] gfs2_sys_fs_add+0x1dc/0x3d8 [ 236.677019][ T5803] gfs2_fill_super+0xdac/0x19e0 [ 236.678396][ T5803] get_tree_bdev+0x358/0x544 [ 236.679755][ T5803] gfs2_get_tree+0x54/0x1b4 [ 236.680934][ T5803] vfs_get_tree+0x90/0x274 [ 236.682222][ T5803] do_new_mount+0x228/0x810 [ 236.683462][ T5803] path_mount+0x5b4/0x1000 [ 236.684671][ T5803] __arm64_sys_mount+0x514/0x5e4 [ 236.686089][ T5803] invoke_syscall+0x98/0x2b8 [ 236.687456][ T5803] el0_svc_common+0x138/0x258 [ 236.688775][ T5803] do_el0_svc+0x58/0x14c [ 236.689941][ T5803] el0_svc+0x78/0x1e0 [ 236.691046][ T5803] el0t_64_sync_handler+0xcc/0xe4 [ 236.692442][ T5803] el0t_64_sync+0x1a0/0x1a4 [ 236.695456][ T5803] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 236.699019][ T5803] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 237.019488][ T5806] loop1: detected capacity change from 0 to 32768 [ 237.063822][ T5806] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 237.065977][ T5806] CPU: 0 PID: 5806 Comm: syz.1.311 Not tainted 5.15.185-syzkaller #0 [ 237.068106][ T5806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 237.070837][ T5806] Call trace: [ 237.071723][ T5806] dump_backtrace+0x0/0x43c [ 237.072964][ T5806] show_stack+0x2c/0x3c [ 237.074120][ T5806] __dump_stack+0x30/0x40 [ 237.075347][ T5806] dump_stack_lvl+0xf8/0x160 [ 237.076634][ T5806] dump_stack+0x1c/0x5c [ 237.077798][ T5806] sysfs_create_dir_ns+0x22c/0x24c [ 237.079235][ T5806] kobject_add_internal+0x590/0xc54 [ 237.080670][ T5806] kobject_init_and_add+0x118/0x17c [ 237.082129][ T5806] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.083447][ T5806] gfs2_fill_super+0xdac/0x19e0 [ 237.084757][ T5806] get_tree_bdev+0x358/0x544 [ 237.085978][ T5806] gfs2_get_tree+0x54/0x1b4 [ 237.087261][ T5806] vfs_get_tree+0x90/0x274 [ 237.088505][ T5806] do_new_mount+0x228/0x810 [ 237.089752][ T5806] path_mount+0x5b4/0x1000 [ 237.090932][ T5806] __arm64_sys_mount+0x514/0x5e4 [ 237.092384][ T5806] invoke_syscall+0x98/0x2b8 [ 237.093814][ T5806] el0_svc_common+0x138/0x258 [ 237.095090][ T5806] do_el0_svc+0x58/0x14c [ 237.096244][ T5806] el0_svc+0x78/0x1e0 [ 237.097338][ T5806] el0t_64_sync_handler+0xcc/0xe4 [ 237.098726][ T5806] el0t_64_sync+0x1a0/0x1a4 [ 237.103008][ T5806] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 237.106508][ T5806] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 237.388674][ T5809] loop1: detected capacity change from 0 to 32768 [ 237.436584][ T5809] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 237.438862][ T5809] CPU: 0 PID: 5809 Comm: syz.1.312 Not tainted 5.15.185-syzkaller #0 [ 237.441055][ T5809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 237.444086][ T5809] Call trace: [ 237.445028][ T5809] dump_backtrace+0x0/0x43c [ 237.446363][ T5809] show_stack+0x2c/0x3c [ 237.447592][ T5809] __dump_stack+0x30/0x40 [ 237.448929][ T5809] dump_stack_lvl+0xf8/0x160 [ 237.450222][ T5809] dump_stack+0x1c/0x5c [ 237.451353][ T5809] sysfs_create_dir_ns+0x22c/0x24c [ 237.452787][ T5809] kobject_add_internal+0x590/0xc54 [ 237.454193][ T5809] kobject_init_and_add+0x118/0x17c [ 237.455656][ T5809] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.457048][ T5809] gfs2_fill_super+0xdac/0x19e0 [ 237.458385][ T5809] get_tree_bdev+0x358/0x544 [ 237.459685][ T5809] gfs2_get_tree+0x54/0x1b4 [ 237.460911][ T5809] vfs_get_tree+0x90/0x274 [ 237.462138][ T5809] do_new_mount+0x228/0x810 [ 237.463419][ T5809] path_mount+0x5b4/0x1000 [ 237.464612][ T5809] __arm64_sys_mount+0x514/0x5e4 [ 237.465920][ T5809] invoke_syscall+0x98/0x2b8 [ 237.467179][ T5809] el0_svc_common+0x138/0x258 [ 237.468443][ T5809] do_el0_svc+0x58/0x14c [ 237.469639][ T5809] el0_svc+0x78/0x1e0 [ 237.470709][ T5809] el0t_64_sync_handler+0xcc/0xe4 [ 237.472166][ T5809] el0t_64_sync+0x1a0/0x1a4 [ 237.478647][ T5809] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 237.482592][ T5809] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 237.790381][ T5812] loop1: detected capacity change from 0 to 32768 [ 237.851283][ T5812] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 237.853618][ T5812] CPU: 1 PID: 5812 Comm: syz.1.313 Not tainted 5.15.185-syzkaller #0 [ 237.855977][ T5812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 237.858753][ T5812] Call trace: [ 237.859637][ T5812] dump_backtrace+0x0/0x43c [ 237.860959][ T5812] show_stack+0x2c/0x3c [ 237.862137][ T5812] __dump_stack+0x30/0x40 [ 237.863335][ T5812] dump_stack_lvl+0xf8/0x160 [ 237.864600][ T5812] dump_stack+0x1c/0x5c [ 237.865685][ T5812] sysfs_create_dir_ns+0x22c/0x24c [ 237.867108][ T5812] kobject_add_internal+0x590/0xc54 [ 237.868591][ T5812] kobject_init_and_add+0x118/0x17c [ 237.870008][ T5812] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.871347][ T5812] gfs2_fill_super+0xdac/0x19e0 [ 237.872707][ T5812] get_tree_bdev+0x358/0x544 [ 237.873999][ T5812] gfs2_get_tree+0x54/0x1b4 [ 237.875285][ T5812] vfs_get_tree+0x90/0x274 [ 237.876519][ T5812] do_new_mount+0x228/0x810 [ 237.877697][ T5812] path_mount+0x5b4/0x1000 [ 237.878991][ T5812] __arm64_sys_mount+0x514/0x5e4 [ 237.880459][ T5812] invoke_syscall+0x98/0x2b8 [ 237.881905][ T5812] el0_svc_common+0x138/0x258 [ 237.883225][ T5812] do_el0_svc+0x58/0x14c [ 237.884393][ T5812] el0_svc+0x78/0x1e0 [ 237.885514][ T5812] el0t_64_sync_handler+0xcc/0xe4 [ 237.886939][ T5812] el0t_64_sync+0x1a0/0x1a4 [ 237.888640][ T5812] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 237.892501][ T5812] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 238.163886][ T5815] loop1: detected capacity change from 0 to 32768 [ 238.233405][ T5815] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 238.235449][ T5815] CPU: 0 PID: 5815 Comm: syz.1.314 Not tainted 5.15.185-syzkaller #0 [ 238.237660][ T5815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 238.240661][ T5815] Call trace: [ 238.241569][ T5815] dump_backtrace+0x0/0x43c [ 238.242847][ T5815] show_stack+0x2c/0x3c [ 238.244086][ T5815] __dump_stack+0x30/0x40 [ 238.245245][ T5815] dump_stack_lvl+0xf8/0x160 [ 238.246495][ T5815] dump_stack+0x1c/0x5c [ 238.247671][ T5815] sysfs_create_dir_ns+0x22c/0x24c [ 238.249139][ T5815] kobject_add_internal+0x590/0xc54 [ 238.250575][ T5815] kobject_init_and_add+0x118/0x17c [ 238.251978][ T5815] gfs2_sys_fs_add+0x1dc/0x3d8 [ 238.253368][ T5815] gfs2_fill_super+0xdac/0x19e0 [ 238.254695][ T5815] get_tree_bdev+0x358/0x544 [ 238.255974][ T5815] gfs2_get_tree+0x54/0x1b4 [ 238.257235][ T5815] vfs_get_tree+0x90/0x274 [ 238.258643][ T5815] do_new_mount+0x228/0x810 [ 238.259935][ T5815] path_mount+0x5b4/0x1000 [ 238.261218][ T5815] __arm64_sys_mount+0x514/0x5e4 [ 238.262607][ T5815] invoke_syscall+0x98/0x2b8 [ 238.263893][ T5815] el0_svc_common+0x138/0x258 [ 238.265254][ T5815] do_el0_svc+0x58/0x14c [ 238.266440][ T5815] el0_svc+0x78/0x1e0 [ 238.267581][ T5815] el0t_64_sync_handler+0xcc/0xe4 [ 238.269020][ T5815] el0t_64_sync+0x1a0/0x1a4 [ 238.273141][ T5815] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 238.276878][ T5815] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 238.567335][ T5818] loop1: detected capacity change from 0 to 32768 [ 238.618867][ T5818] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 238.621065][ T5818] CPU: 0 PID: 5818 Comm: syz.1.315 Not tainted 5.15.185-syzkaller #0 [ 238.623287][ T5818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 238.626022][ T5818] Call trace: [ 238.626932][ T5818] dump_backtrace+0x0/0x43c [ 238.628171][ T5818] show_stack+0x2c/0x3c [ 238.629307][ T5818] __dump_stack+0x30/0x40 [ 238.630598][ T5818] dump_stack_lvl+0xf8/0x160 [ 238.631895][ T5818] dump_stack+0x1c/0x5c [ 238.633038][ T5818] sysfs_create_dir_ns+0x22c/0x24c [ 238.634412][ T5818] kobject_add_internal+0x590/0xc54 [ 238.635863][ T5818] kobject_init_and_add+0x118/0x17c [ 238.637352][ T5818] gfs2_sys_fs_add+0x1dc/0x3d8 [ 238.638670][ T5818] gfs2_fill_super+0xdac/0x19e0 [ 238.639975][ T5818] get_tree_bdev+0x358/0x544 [ 238.641236][ T5818] gfs2_get_tree+0x54/0x1b4 [ 238.642540][ T5818] vfs_get_tree+0x90/0x274 [ 238.643736][ T5818] do_new_mount+0x228/0x810 [ 238.644970][ T5818] path_mount+0x5b4/0x1000 [ 238.646246][ T5818] __arm64_sys_mount+0x514/0x5e4 [ 238.647654][ T5818] invoke_syscall+0x98/0x2b8 [ 238.648912][ T5818] el0_svc_common+0x138/0x258 [ 238.650241][ T5818] do_el0_svc+0x58/0x14c [ 238.651410][ T5818] el0_svc+0x78/0x1e0 [ 238.652474][ T5818] el0t_64_sync_handler+0xcc/0xe4 [ 238.653822][ T5818] el0t_64_sync+0x1a0/0x1a4 [ 238.657366][ T5818] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 238.660852][ T5818] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 238.938963][ T5821] loop1: detected capacity change from 0 to 32768 [ 238.985791][ T5821] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 238.988132][ T5821] CPU: 1 PID: 5821 Comm: syz.1.316 Not tainted 5.15.185-syzkaller #0 [ 238.990501][ T5821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 238.993221][ T5821] Call trace: [ 238.994268][ T5821] dump_backtrace+0x0/0x43c [ 238.995562][ T5821] show_stack+0x2c/0x3c [ 238.996791][ T5821] __dump_stack+0x30/0x40 [ 238.997991][ T5821] dump_stack_lvl+0xf8/0x160 [ 238.999224][ T5821] dump_stack+0x1c/0x5c [ 239.000405][ T5821] sysfs_create_dir_ns+0x22c/0x24c [ 239.001832][ T5821] kobject_add_internal+0x590/0xc54 [ 239.003275][ T5821] kobject_init_and_add+0x118/0x17c [ 239.004694][ T5821] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.005961][ T5821] gfs2_fill_super+0xdac/0x19e0 [ 239.007336][ T5821] get_tree_bdev+0x358/0x544 [ 239.008609][ T5821] gfs2_get_tree+0x54/0x1b4 [ 239.009910][ T5821] vfs_get_tree+0x90/0x274 [ 239.011161][ T5821] do_new_mount+0x228/0x810 [ 239.012494][ T5821] path_mount+0x5b4/0x1000 [ 239.013729][ T5821] __arm64_sys_mount+0x514/0x5e4 [ 239.015154][ T5821] invoke_syscall+0x98/0x2b8 [ 239.016460][ T5821] el0_svc_common+0x138/0x258 [ 239.017761][ T5821] do_el0_svc+0x58/0x14c [ 239.018908][ T5821] el0_svc+0x78/0x1e0 [ 239.019972][ T5821] el0t_64_sync_handler+0xcc/0xe4 [ 239.021389][ T5821] el0t_64_sync+0x1a0/0x1a4 [ 239.024904][ T5821] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 239.028536][ T5821] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 239.353926][ T5824] loop1: detected capacity change from 0 to 32768 [ 239.414909][ T5824] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 239.417625][ T5824] CPU: 1 PID: 5824 Comm: syz.1.317 Not tainted 5.15.185-syzkaller #0 [ 239.419953][ T5824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 239.422670][ T5824] Call trace: [ 239.423572][ T5824] dump_backtrace+0x0/0x43c [ 239.424837][ T5824] show_stack+0x2c/0x3c [ 239.425926][ T5824] __dump_stack+0x30/0x40 [ 239.427091][ T5824] dump_stack_lvl+0xf8/0x160 [ 239.428309][ T5824] dump_stack+0x1c/0x5c [ 239.429430][ T5824] sysfs_create_dir_ns+0x22c/0x24c [ 239.430855][ T5824] kobject_add_internal+0x590/0xc54 [ 239.432349][ T5824] kobject_init_and_add+0x118/0x17c [ 239.433832][ T5824] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.435154][ T5824] gfs2_fill_super+0xdac/0x19e0 [ 239.436456][ T5824] get_tree_bdev+0x358/0x544 [ 239.437657][ T5824] gfs2_get_tree+0x54/0x1b4 [ 239.438929][ T5824] vfs_get_tree+0x90/0x274 [ 239.440211][ T5824] do_new_mount+0x228/0x810 [ 239.441498][ T5824] path_mount+0x5b4/0x1000 [ 239.442731][ T5824] __arm64_sys_mount+0x514/0x5e4 [ 239.444110][ T5824] invoke_syscall+0x98/0x2b8 [ 239.445367][ T5824] el0_svc_common+0x138/0x258 [ 239.446676][ T5824] do_el0_svc+0x58/0x14c [ 239.447877][ T5824] el0_svc+0x78/0x1e0 [ 239.448983][ T5824] el0t_64_sync_handler+0xcc/0xe4 [ 239.450344][ T5824] el0t_64_sync+0x1a0/0x1a4 [ 239.453967][ T5824] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 239.457577][ T5824] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 239.746172][ T5827] loop1: detected capacity change from 0 to 32768 [ 239.800536][ T5827] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 239.803059][ T5827] CPU: 0 PID: 5827 Comm: syz.1.318 Not tainted 5.15.185-syzkaller #0 [ 239.805490][ T5827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 239.808507][ T5827] Call trace: [ 239.809494][ T5827] dump_backtrace+0x0/0x43c [ 239.810896][ T5827] show_stack+0x2c/0x3c [ 239.812085][ T5827] __dump_stack+0x30/0x40 [ 239.813383][ T5827] dump_stack_lvl+0xf8/0x160 [ 239.814811][ T5827] dump_stack+0x1c/0x5c [ 239.816084][ T5827] sysfs_create_dir_ns+0x22c/0x24c [ 239.817678][ T5827] kobject_add_internal+0x590/0xc54 [ 239.819286][ T5827] kobject_init_and_add+0x118/0x17c [ 239.820879][ T5827] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.822368][ T5827] gfs2_fill_super+0xdac/0x19e0 [ 239.823971][ T5827] get_tree_bdev+0x358/0x544 [ 239.825424][ T5827] gfs2_get_tree+0x54/0x1b4 [ 239.826801][ T5827] vfs_get_tree+0x90/0x274 [ 239.828113][ T5827] do_new_mount+0x228/0x810 [ 239.829470][ T5827] path_mount+0x5b4/0x1000 [ 239.830816][ T5827] __arm64_sys_mount+0x514/0x5e4 [ 239.832340][ T5827] invoke_syscall+0x98/0x2b8 [ 239.833746][ T5827] el0_svc_common+0x138/0x258 [ 239.835185][ T5827] do_el0_svc+0x58/0x14c [ 239.836475][ T5827] el0_svc+0x78/0x1e0 [ 239.837666][ T5827] el0t_64_sync_handler+0xcc/0xe4 [ 239.839204][ T5827] el0t_64_sync+0x1a0/0x1a4 [ 239.841891][ T5827] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 239.846745][ T5827] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:03:59 executed programs: 305 [ 240.122953][ T5830] loop1: detected capacity change from 0 to 32768 [ 240.171609][ T5830] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 240.174380][ T5830] CPU: 0 PID: 5830 Comm: syz.1.319 Not tainted 5.15.185-syzkaller #0 [ 240.176872][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 240.179809][ T5830] Call trace: [ 240.180752][ T5830] dump_backtrace+0x0/0x43c [ 240.182102][ T5830] show_stack+0x2c/0x3c [ 240.183375][ T5830] __dump_stack+0x30/0x40 [ 240.184672][ T5830] dump_stack_lvl+0xf8/0x160 [ 240.186080][ T5830] dump_stack+0x1c/0x5c [ 240.187285][ T5830] sysfs_create_dir_ns+0x22c/0x24c [ 240.188888][ T5830] kobject_add_internal+0x590/0xc54 [ 240.190462][ T5830] kobject_init_and_add+0x118/0x17c [ 240.192015][ T5830] gfs2_sys_fs_add+0x1dc/0x3d8 [ 240.193486][ T5830] gfs2_fill_super+0xdac/0x19e0 [ 240.194933][ T5830] get_tree_bdev+0x358/0x544 [ 240.196307][ T5830] gfs2_get_tree+0x54/0x1b4 [ 240.197672][ T5830] vfs_get_tree+0x90/0x274 [ 240.199020][ T5830] do_new_mount+0x228/0x810 [ 240.200355][ T5830] path_mount+0x5b4/0x1000 [ 240.201763][ T5830] __arm64_sys_mount+0x514/0x5e4 [ 240.203225][ T5830] invoke_syscall+0x98/0x2b8 [ 240.204588][ T5830] el0_svc_common+0x138/0x258 [ 240.205962][ T5830] do_el0_svc+0x58/0x14c [ 240.207189][ T5830] el0_svc+0x78/0x1e0 [ 240.208341][ T5830] el0t_64_sync_handler+0xcc/0xe4 [ 240.209831][ T5830] el0t_64_sync+0x1a0/0x1a4 [ 240.213562][ T5830] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 240.217521][ T5830] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 240.500458][ T5833] loop1: detected capacity change from 0 to 32768 [ 240.543862][ T5833] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 240.546042][ T5833] CPU: 1 PID: 5833 Comm: syz.1.320 Not tainted 5.15.185-syzkaller #0 [ 240.548263][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 240.551029][ T5833] Call trace: [ 240.551937][ T5833] dump_backtrace+0x0/0x43c [ 240.553177][ T5833] show_stack+0x2c/0x3c [ 240.554296][ T5833] __dump_stack+0x30/0x40 [ 240.555601][ T5833] dump_stack_lvl+0xf8/0x160 [ 240.556880][ T5833] dump_stack+0x1c/0x5c [ 240.558017][ T5833] sysfs_create_dir_ns+0x22c/0x24c [ 240.559474][ T5833] kobject_add_internal+0x590/0xc54 [ 240.560914][ T5833] kobject_init_and_add+0x118/0x17c [ 240.562306][ T5833] gfs2_sys_fs_add+0x1dc/0x3d8 [ 240.563630][ T5833] gfs2_fill_super+0xdac/0x19e0 [ 240.564968][ T5833] get_tree_bdev+0x358/0x544 [ 240.566196][ T5833] gfs2_get_tree+0x54/0x1b4 [ 240.567469][ T5833] vfs_get_tree+0x90/0x274 [ 240.568709][ T5833] do_new_mount+0x228/0x810 [ 240.569911][ T5833] path_mount+0x5b4/0x1000 [ 240.571209][ T5833] __arm64_sys_mount+0x514/0x5e4 [ 240.572574][ T5833] invoke_syscall+0x98/0x2b8 [ 240.573837][ T5833] el0_svc_common+0x138/0x258 [ 240.575180][ T5833] do_el0_svc+0x58/0x14c [ 240.576324][ T5833] el0_svc+0x78/0x1e0 [ 240.577392][ T5833] el0t_64_sync_handler+0xcc/0xe4 [ 240.578766][ T5833] el0t_64_sync+0x1a0/0x1a4 [ 240.582782][ T5833] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 240.586505][ T5833] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 240.902652][ T5836] loop1: detected capacity change from 0 to 32768 [ 240.969690][ T5836] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 240.971942][ T5836] CPU: 1 PID: 5836 Comm: syz.1.321 Not tainted 5.15.185-syzkaller #0 [ 240.974234][ T5836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 240.977044][ T5836] Call trace: [ 240.977904][ T5836] dump_backtrace+0x0/0x43c [ 240.979144][ T5836] show_stack+0x2c/0x3c [ 240.980274][ T5836] __dump_stack+0x30/0x40 [ 240.981507][ T5836] dump_stack_lvl+0xf8/0x160 [ 240.982784][ T5836] dump_stack+0x1c/0x5c [ 240.983896][ T5836] sysfs_create_dir_ns+0x22c/0x24c [ 240.985270][ T5836] kobject_add_internal+0x590/0xc54 [ 240.986728][ T5836] kobject_init_and_add+0x118/0x17c [ 240.988208][ T5836] gfs2_sys_fs_add+0x1dc/0x3d8 [ 240.989535][ T5836] gfs2_fill_super+0xdac/0x19e0 [ 240.990857][ T5836] get_tree_bdev+0x358/0x544 [ 240.992189][ T5836] gfs2_get_tree+0x54/0x1b4 [ 240.993459][ T5836] vfs_get_tree+0x90/0x274 [ 240.994679][ T5836] do_new_mount+0x228/0x810 [ 240.995935][ T5836] path_mount+0x5b4/0x1000 [ 240.997156][ T5836] __arm64_sys_mount+0x514/0x5e4 [ 240.998520][ T5836] invoke_syscall+0x98/0x2b8 [ 240.999785][ T5836] el0_svc_common+0x138/0x258 [ 241.001083][ T5836] do_el0_svc+0x58/0x14c [ 241.002307][ T5836] el0_svc+0x78/0x1e0 [ 241.003414][ T5836] el0t_64_sync_handler+0xcc/0xe4 [ 241.004836][ T5836] el0t_64_sync+0x1a0/0x1a4 [ 241.008627][ T5836] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 241.013493][ T5836] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 241.285537][ T5839] loop1: detected capacity change from 0 to 32768 [ 241.343859][ T5839] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 241.346472][ T5839] CPU: 1 PID: 5839 Comm: syz.1.322 Not tainted 5.15.185-syzkaller #0 [ 241.348682][ T5839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 241.351347][ T5839] Call trace: [ 241.352227][ T5839] dump_backtrace+0x0/0x43c [ 241.353536][ T5839] show_stack+0x2c/0x3c [ 241.354760][ T5839] __dump_stack+0x30/0x40 [ 241.355948][ T5839] dump_stack_lvl+0xf8/0x160 [ 241.357214][ T5839] dump_stack+0x1c/0x5c [ 241.358325][ T5839] sysfs_create_dir_ns+0x22c/0x24c [ 241.359703][ T5839] kobject_add_internal+0x590/0xc54 [ 241.361092][ T5839] kobject_init_and_add+0x118/0x17c [ 241.362528][ T5839] gfs2_sys_fs_add+0x1dc/0x3d8 [ 241.363888][ T5839] gfs2_fill_super+0xdac/0x19e0 [ 241.365186][ T5839] get_tree_bdev+0x358/0x544 [ 241.366455][ T5839] gfs2_get_tree+0x54/0x1b4 [ 241.367728][ T5839] vfs_get_tree+0x90/0x274 [ 241.368909][ T5839] do_new_mount+0x228/0x810 [ 241.370194][ T5839] path_mount+0x5b4/0x1000 [ 241.371390][ T5839] __arm64_sys_mount+0x514/0x5e4 [ 241.372790][ T5839] invoke_syscall+0x98/0x2b8 [ 241.374100][ T5839] el0_svc_common+0x138/0x258 [ 241.375352][ T5839] do_el0_svc+0x58/0x14c [ 241.376503][ T5839] el0_svc+0x78/0x1e0 [ 241.377564][ T5839] el0t_64_sync_handler+0xcc/0xe4 [ 241.378933][ T5839] el0t_64_sync+0x1a0/0x1a4 [ 241.383915][ T5839] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 241.387557][ T5839] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 241.735543][ T5842] loop1: detected capacity change from 0 to 32768 [ 241.777870][ T5842] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 241.782736][ T5842] CPU: 0 PID: 5842 Comm: syz.1.323 Not tainted 5.15.185-syzkaller #0 [ 241.785100][ T5842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 241.787781][ T5842] Call trace: [ 241.788648][ T5842] dump_backtrace+0x0/0x43c [ 241.789882][ T5842] show_stack+0x2c/0x3c [ 241.791012][ T5842] __dump_stack+0x30/0x40 [ 241.792209][ T5842] dump_stack_lvl+0xf8/0x160 [ 241.793467][ T5842] dump_stack+0x1c/0x5c [ 241.794632][ T5842] sysfs_create_dir_ns+0x22c/0x24c [ 241.796001][ T5842] kobject_add_internal+0x590/0xc54 [ 241.797473][ T5842] kobject_init_and_add+0x118/0x17c [ 241.798950][ T5842] gfs2_sys_fs_add+0x1dc/0x3d8 [ 241.800285][ T5842] gfs2_fill_super+0xdac/0x19e0 [ 241.801622][ T5842] get_tree_bdev+0x358/0x544 [ 241.802932][ T5842] gfs2_get_tree+0x54/0x1b4 [ 241.804183][ T5842] vfs_get_tree+0x90/0x274 [ 241.805420][ T5842] do_new_mount+0x228/0x810 [ 241.806696][ T5842] path_mount+0x5b4/0x1000 [ 241.807892][ T5842] __arm64_sys_mount+0x514/0x5e4 [ 241.809344][ T5842] invoke_syscall+0x98/0x2b8 [ 241.810669][ T5842] el0_svc_common+0x138/0x258 [ 241.811944][ T5842] do_el0_svc+0x58/0x14c [ 241.813098][ T5842] el0_svc+0x78/0x1e0 [ 241.814203][ T5842] el0t_64_sync_handler+0xcc/0xe4 [ 241.815603][ T5842] el0t_64_sync+0x1a0/0x1a4 [ 241.817863][ T5842] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 241.821552][ T5842] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 242.088754][ T5845] loop1: detected capacity change from 0 to 32768 [ 242.172545][ T5845] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 242.177980][ T5845] CPU: 0 PID: 5845 Comm: syz.1.324 Not tainted 5.15.185-syzkaller #0 [ 242.180337][ T5845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 242.183091][ T5845] Call trace: [ 242.183999][ T5845] dump_backtrace+0x0/0x43c [ 242.185272][ T5845] show_stack+0x2c/0x3c [ 242.186454][ T5845] __dump_stack+0x30/0x40 [ 242.187621][ T5845] dump_stack_lvl+0xf8/0x160 [ 242.188890][ T5845] dump_stack+0x1c/0x5c [ 242.190107][ T5845] sysfs_create_dir_ns+0x22c/0x24c [ 242.191632][ T5845] kobject_add_internal+0x590/0xc54 [ 242.193070][ T5845] kobject_init_and_add+0x118/0x17c [ 242.194457][ T5845] gfs2_sys_fs_add+0x1dc/0x3d8 [ 242.195794][ T5845] gfs2_fill_super+0xdac/0x19e0 [ 242.197076][ T5845] get_tree_bdev+0x358/0x544 [ 242.198323][ T5845] gfs2_get_tree+0x54/0x1b4 [ 242.199623][ T5845] vfs_get_tree+0x90/0x274 [ 242.200849][ T5845] do_new_mount+0x228/0x810 [ 242.202137][ T5845] path_mount+0x5b4/0x1000 [ 242.203381][ T5845] __arm64_sys_mount+0x514/0x5e4 [ 242.204733][ T5845] invoke_syscall+0x98/0x2b8 [ 242.206024][ T5845] el0_svc_common+0x138/0x258 [ 242.207351][ T5845] do_el0_svc+0x58/0x14c [ 242.208564][ T5845] el0_svc+0x78/0x1e0 [ 242.209710][ T5845] el0t_64_sync_handler+0xcc/0xe4 [ 242.211118][ T5845] el0t_64_sync+0x1a0/0x1a4 [ 242.215306][ T5845] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 242.218968][ T5845] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 242.495544][ T5848] loop1: detected capacity change from 0 to 32768 [ 242.510758][ T5848] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 242.513108][ T5848] CPU: 1 PID: 5848 Comm: syz.1.325 Not tainted 5.15.185-syzkaller #0 [ 242.515255][ T5848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 242.517951][ T5848] Call trace: [ 242.518839][ T5848] dump_backtrace+0x0/0x43c [ 242.520064][ T5848] show_stack+0x2c/0x3c [ 242.521198][ T5848] __dump_stack+0x30/0x40 [ 242.522374][ T5848] dump_stack_lvl+0xf8/0x160 [ 242.523599][ T5848] dump_stack+0x1c/0x5c [ 242.524747][ T5848] sysfs_create_dir_ns+0x22c/0x24c [ 242.526172][ T5848] kobject_add_internal+0x590/0xc54 [ 242.527591][ T5848] kobject_init_and_add+0x118/0x17c [ 242.529044][ T5848] gfs2_sys_fs_add+0x1dc/0x3d8 [ 242.530339][ T5848] gfs2_fill_super+0xdac/0x19e0 [ 242.531659][ T5848] get_tree_bdev+0x358/0x544 [ 242.532961][ T5848] gfs2_get_tree+0x54/0x1b4 [ 242.534255][ T5848] vfs_get_tree+0x90/0x274 [ 242.535514][ T5848] do_new_mount+0x228/0x810 [ 242.536713][ T5848] path_mount+0x5b4/0x1000 [ 242.537939][ T5848] __arm64_sys_mount+0x514/0x5e4 [ 242.539294][ T5848] invoke_syscall+0x98/0x2b8 [ 242.540553][ T5848] el0_svc_common+0x138/0x258 [ 242.541830][ T5848] do_el0_svc+0x58/0x14c [ 242.543048][ T5848] el0_svc+0x78/0x1e0 [ 242.544173][ T5848] el0t_64_sync_handler+0xcc/0xe4 [ 242.545549][ T5848] el0t_64_sync+0x1a0/0x1a4 [ 242.547192][ T5848] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 242.550963][ T5848] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 242.959813][ T5851] loop1: detected capacity change from 0 to 32768 [ 243.011010][ T5851] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 243.013188][ T5851] CPU: 0 PID: 5851 Comm: syz.1.326 Not tainted 5.15.185-syzkaller #0 [ 243.015359][ T5851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 243.018161][ T5851] Call trace: [ 243.019073][ T5851] dump_backtrace+0x0/0x43c [ 243.020311][ T5851] show_stack+0x2c/0x3c [ 243.021423][ T5851] __dump_stack+0x30/0x40 [ 243.022571][ T5851] dump_stack_lvl+0xf8/0x160 [ 243.023905][ T5851] dump_stack+0x1c/0x5c [ 243.025025][ T5851] sysfs_create_dir_ns+0x22c/0x24c [ 243.026428][ T5851] kobject_add_internal+0x590/0xc54 [ 243.027815][ T5851] kobject_init_and_add+0x118/0x17c [ 243.029194][ T5851] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.030490][ T5851] gfs2_fill_super+0xdac/0x19e0 [ 243.031848][ T5851] get_tree_bdev+0x358/0x544 [ 243.033136][ T5851] gfs2_get_tree+0x54/0x1b4 [ 243.034413][ T5851] vfs_get_tree+0x90/0x274 [ 243.035652][ T5851] do_new_mount+0x228/0x810 [ 243.036920][ T5851] path_mount+0x5b4/0x1000 [ 243.038094][ T5851] __arm64_sys_mount+0x514/0x5e4 [ 243.039428][ T5851] invoke_syscall+0x98/0x2b8 [ 243.040678][ T5851] el0_svc_common+0x138/0x258 [ 243.041971][ T5851] do_el0_svc+0x58/0x14c [ 243.043154][ T5851] el0_svc+0x78/0x1e0 [ 243.044273][ T5851] el0t_64_sync_handler+0xcc/0xe4 [ 243.045700][ T5851] el0t_64_sync+0x1a0/0x1a4 [ 243.048308][ T5851] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 243.055246][ T5851] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 243.353229][ T5854] loop1: detected capacity change from 0 to 32768 [ 243.409905][ T5854] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 243.412154][ T5854] CPU: 1 PID: 5854 Comm: syz.1.327 Not tainted 5.15.185-syzkaller #0 [ 243.414324][ T5854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 243.417074][ T5854] Call trace: [ 243.417922][ T5854] dump_backtrace+0x0/0x43c [ 243.419161][ T5854] show_stack+0x2c/0x3c [ 243.420329][ T5854] __dump_stack+0x30/0x40 [ 243.421520][ T5854] dump_stack_lvl+0xf8/0x160 [ 243.422861][ T5854] dump_stack+0x1c/0x5c [ 243.423995][ T5854] sysfs_create_dir_ns+0x22c/0x24c [ 243.425381][ T5854] kobject_add_internal+0x590/0xc54 [ 243.426872][ T5854] kobject_init_and_add+0x118/0x17c [ 243.428364][ T5854] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.429699][ T5854] gfs2_fill_super+0xdac/0x19e0 [ 243.431097][ T5854] get_tree_bdev+0x358/0x544 [ 243.432380][ T5854] gfs2_get_tree+0x54/0x1b4 [ 243.433590][ T5854] vfs_get_tree+0x90/0x274 [ 243.434802][ T5854] do_new_mount+0x228/0x810 [ 243.436058][ T5854] path_mount+0x5b4/0x1000 [ 243.437317][ T5854] __arm64_sys_mount+0x514/0x5e4 [ 243.438682][ T5854] invoke_syscall+0x98/0x2b8 [ 243.439974][ T5854] el0_svc_common+0x138/0x258 [ 243.441277][ T5854] do_el0_svc+0x58/0x14c [ 243.442432][ T5854] el0_svc+0x78/0x1e0 [ 243.443539][ T5854] el0t_64_sync_handler+0xcc/0xe4 [ 243.444919][ T5854] el0t_64_sync+0x1a0/0x1a4 [ 243.446948][ T5854] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 243.450507][ T5854] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 243.741869][ T5857] loop1: detected capacity change from 0 to 32768 [ 243.755131][ T5857] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 243.757274][ T5857] CPU: 0 PID: 5857 Comm: syz.1.328 Not tainted 5.15.185-syzkaller #0 [ 243.759464][ T5857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 243.762203][ T5857] Call trace: [ 243.763113][ T5857] dump_backtrace+0x0/0x43c [ 243.764372][ T5857] show_stack+0x2c/0x3c [ 243.765561][ T5857] __dump_stack+0x30/0x40 [ 243.766783][ T5857] dump_stack_lvl+0xf8/0x160 [ 243.768005][ T5857] dump_stack+0x1c/0x5c [ 243.769122][ T5857] sysfs_create_dir_ns+0x22c/0x24c [ 243.770599][ T5857] kobject_add_internal+0x590/0xc54 [ 243.772034][ T5857] kobject_init_and_add+0x118/0x17c [ 243.773477][ T5857] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.774822][ T5857] gfs2_fill_super+0xdac/0x19e0 [ 243.776173][ T5857] get_tree_bdev+0x358/0x544 [ 243.777434][ T5857] gfs2_get_tree+0x54/0x1b4 [ 243.778679][ T5857] vfs_get_tree+0x90/0x274 [ 243.779849][ T5857] do_new_mount+0x228/0x810 [ 243.781164][ T5857] path_mount+0x5b4/0x1000 [ 243.782447][ T5857] __arm64_sys_mount+0x514/0x5e4 [ 243.783836][ T5857] invoke_syscall+0x98/0x2b8 [ 243.785125][ T5857] el0_svc_common+0x138/0x258 [ 243.786409][ T5857] do_el0_svc+0x58/0x14c [ 243.787612][ T5857] el0_svc+0x78/0x1e0 [ 243.788701][ T5857] el0t_64_sync_handler+0xcc/0xe4 [ 243.790022][ T5857] el0t_64_sync+0x1a0/0x1a4 [ 243.792219][ T5857] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 243.795852][ T5857] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 244.104718][ T5860] loop1: detected capacity change from 0 to 32768 [ 244.161095][ T5860] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 244.163353][ T5860] CPU: 1 PID: 5860 Comm: syz.1.329 Not tainted 5.15.185-syzkaller #0 [ 244.165579][ T5860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 244.168428][ T5860] Call trace: [ 244.169314][ T5860] dump_backtrace+0x0/0x43c [ 244.170690][ T5860] show_stack+0x2c/0x3c [ 244.171816][ T5860] __dump_stack+0x30/0x40 [ 244.172995][ T5860] dump_stack_lvl+0xf8/0x160 [ 244.174257][ T5860] dump_stack+0x1c/0x5c [ 244.175359][ T5860] sysfs_create_dir_ns+0x22c/0x24c [ 244.176777][ T5860] kobject_add_internal+0x590/0xc54 [ 244.178233][ T5860] kobject_init_and_add+0x118/0x17c [ 244.179685][ T5860] gfs2_sys_fs_add+0x1dc/0x3d8 [ 244.181007][ T5860] gfs2_fill_super+0xdac/0x19e0 [ 244.182449][ T5860] get_tree_bdev+0x358/0x544 [ 244.183753][ T5860] gfs2_get_tree+0x54/0x1b4 [ 244.185121][ T5860] vfs_get_tree+0x90/0x274 [ 244.186350][ T5860] do_new_mount+0x228/0x810 [ 244.187623][ T5860] path_mount+0x5b4/0x1000 [ 244.188831][ T5860] __arm64_sys_mount+0x514/0x5e4 [ 244.190125][ T5860] invoke_syscall+0x98/0x2b8 [ 244.191422][ T5860] el0_svc_common+0x138/0x258 [ 244.192701][ T5860] do_el0_svc+0x58/0x14c [ 244.193885][ T5860] el0_svc+0x78/0x1e0 [ 244.194985][ T5860] el0t_64_sync_handler+0xcc/0xe4 [ 244.196438][ T5860] el0t_64_sync+0x1a0/0x1a4 [ 244.202119][ T5860] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 244.205827][ T5860] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 244.484731][ T5863] loop1: detected capacity change from 0 to 32768 [ 244.540574][ T5863] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 244.542779][ T5863] CPU: 1 PID: 5863 Comm: syz.1.330 Not tainted 5.15.185-syzkaller #0 [ 244.544905][ T5863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 244.547550][ T5863] Call trace: [ 244.548451][ T5863] dump_backtrace+0x0/0x43c [ 244.549629][ T5863] show_stack+0x2c/0x3c [ 244.550808][ T5863] __dump_stack+0x30/0x40 [ 244.551977][ T5863] dump_stack_lvl+0xf8/0x160 [ 244.553224][ T5863] dump_stack+0x1c/0x5c [ 244.554329][ T5863] sysfs_create_dir_ns+0x22c/0x24c [ 244.555720][ T5863] kobject_add_internal+0x590/0xc54 [ 244.557120][ T5863] kobject_init_and_add+0x118/0x17c [ 244.558538][ T5863] gfs2_sys_fs_add+0x1dc/0x3d8 [ 244.559832][ T5863] gfs2_fill_super+0xdac/0x19e0 [ 244.561191][ T5863] get_tree_bdev+0x358/0x544 [ 244.562488][ T5863] gfs2_get_tree+0x54/0x1b4 [ 244.563766][ T5863] vfs_get_tree+0x90/0x274 [ 244.564943][ T5863] do_new_mount+0x228/0x810 [ 244.566200][ T5863] path_mount+0x5b4/0x1000 [ 244.567390][ T5863] __arm64_sys_mount+0x514/0x5e4 [ 244.568796][ T5863] invoke_syscall+0x98/0x2b8 [ 244.570074][ T5863] el0_svc_common+0x138/0x258 [ 244.571371][ T5863] do_el0_svc+0x58/0x14c [ 244.572517][ T5863] el0_svc+0x78/0x1e0 [ 244.573613][ T5863] el0t_64_sync_handler+0xcc/0xe4 [ 244.574982][ T5863] el0t_64_sync+0x1a0/0x1a4 [ 244.578728][ T5863] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 244.583796][ T5863] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 244.849673][ T5866] loop1: detected capacity change from 0 to 32768 [ 244.900365][ T5866] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 244.902742][ T5866] CPU: 1 PID: 5866 Comm: syz.1.331 Not tainted 5.15.185-syzkaller #0 [ 244.904981][ T5866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 244.907755][ T5866] Call trace: [ 244.908623][ T5866] dump_backtrace+0x0/0x43c [ 244.909852][ T5866] show_stack+0x2c/0x3c [ 244.911013][ T5866] __dump_stack+0x30/0x40 [ 244.912175][ T5866] dump_stack_lvl+0xf8/0x160 [ 244.913490][ T5866] dump_stack+0x1c/0x5c [ 244.914635][ T5866] sysfs_create_dir_ns+0x22c/0x24c [ 244.916021][ T5866] kobject_add_internal+0x590/0xc54 [ 244.917415][ T5866] kobject_init_and_add+0x118/0x17c [ 244.918846][ T5866] gfs2_sys_fs_add+0x1dc/0x3d8 [ 244.920127][ T5866] gfs2_fill_super+0xdac/0x19e0 [ 244.921416][ T5866] get_tree_bdev+0x358/0x544 [ 244.922652][ T5866] gfs2_get_tree+0x54/0x1b4 [ 244.923982][ T5866] vfs_get_tree+0x90/0x274 [ 244.925246][ T5866] do_new_mount+0x228/0x810 [ 244.926580][ T5866] path_mount+0x5b4/0x1000 [ 244.927795][ T5866] __arm64_sys_mount+0x514/0x5e4 [ 244.929203][ T5866] invoke_syscall+0x98/0x2b8 [ 244.930501][ T5866] el0_svc_common+0x138/0x258 [ 244.931848][ T5866] do_el0_svc+0x58/0x14c [ 244.933034][ T5866] el0_svc+0x78/0x1e0 [ 244.934153][ T5866] el0t_64_sync_handler+0xcc/0xe4 [ 244.935627][ T5866] el0t_64_sync+0x1a0/0x1a4 [ 244.938390][ T5866] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 244.944583][ T5866] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:04:04 executed programs: 318 [ 245.283521][ T5869] loop1: detected capacity change from 0 to 32768 [ 245.335592][ T5869] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 245.337812][ T5869] CPU: 1 PID: 5869 Comm: syz.1.332 Not tainted 5.15.185-syzkaller #0 [ 245.339991][ T5869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 245.342753][ T5869] Call trace: [ 245.343661][ T5869] dump_backtrace+0x0/0x43c [ 245.344945][ T5869] show_stack+0x2c/0x3c [ 245.346105][ T5869] __dump_stack+0x30/0x40 [ 245.347292][ T5869] dump_stack_lvl+0xf8/0x160 [ 245.348565][ T5869] dump_stack+0x1c/0x5c [ 245.349729][ T5869] sysfs_create_dir_ns+0x22c/0x24c [ 245.351111][ T5869] kobject_add_internal+0x590/0xc54 [ 245.352628][ T5869] kobject_init_and_add+0x118/0x17c [ 245.354029][ T5869] gfs2_sys_fs_add+0x1dc/0x3d8 [ 245.355329][ T5869] gfs2_fill_super+0xdac/0x19e0 [ 245.356716][ T5869] get_tree_bdev+0x358/0x544 [ 245.357948][ T5869] gfs2_get_tree+0x54/0x1b4 [ 245.359140][ T5869] vfs_get_tree+0x90/0x274 [ 245.360435][ T5869] do_new_mount+0x228/0x810 [ 245.361704][ T5869] path_mount+0x5b4/0x1000 [ 245.362908][ T5869] __arm64_sys_mount+0x514/0x5e4 [ 245.364265][ T5869] invoke_syscall+0x98/0x2b8 [ 245.365512][ T5869] el0_svc_common+0x138/0x258 [ 245.366838][ T5869] do_el0_svc+0x58/0x14c [ 245.367988][ T5869] el0_svc+0x78/0x1e0 [ 245.369051][ T5869] el0t_64_sync_handler+0xcc/0xe4 [ 245.370386][ T5869] el0t_64_sync+0x1a0/0x1a4 [ 245.371884][ T5869] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 245.377029][ T5869] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 245.691493][ T5872] loop1: detected capacity change from 0 to 32768 [ 245.736464][ T5872] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 245.738620][ T5872] CPU: 1 PID: 5872 Comm: syz.1.333 Not tainted 5.15.185-syzkaller #0 [ 245.740818][ T5872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 245.743710][ T5872] Call trace: [ 245.744593][ T5872] dump_backtrace+0x0/0x43c [ 245.745863][ T5872] show_stack+0x2c/0x3c [ 245.746983][ T5872] __dump_stack+0x30/0x40 [ 245.748169][ T5872] dump_stack_lvl+0xf8/0x160 [ 245.749443][ T5872] dump_stack+0x1c/0x5c [ 245.750541][ T5872] sysfs_create_dir_ns+0x22c/0x24c [ 245.751945][ T5872] kobject_add_internal+0x590/0xc54 [ 245.753351][ T5872] kobject_init_and_add+0x118/0x17c [ 245.754732][ T5872] gfs2_sys_fs_add+0x1dc/0x3d8 [ 245.756011][ T5872] gfs2_fill_super+0xdac/0x19e0 [ 245.757326][ T5872] get_tree_bdev+0x358/0x544 [ 245.758611][ T5872] gfs2_get_tree+0x54/0x1b4 [ 245.759824][ T5872] vfs_get_tree+0x90/0x274 [ 245.760974][ T5872] do_new_mount+0x228/0x810 [ 245.762261][ T5872] path_mount+0x5b4/0x1000 [ 245.763495][ T5872] __arm64_sys_mount+0x514/0x5e4 [ 245.764829][ T5872] invoke_syscall+0x98/0x2b8 [ 245.766083][ T5872] el0_svc_common+0x138/0x258 [ 245.767489][ T5872] do_el0_svc+0x58/0x14c [ 245.768629][ T5872] el0_svc+0x78/0x1e0 [ 245.769729][ T5872] el0t_64_sync_handler+0xcc/0xe4 [ 245.771055][ T5872] el0t_64_sync+0x1a0/0x1a4 [ 245.772032][ T4133] Bluetooth: hci1: command 0x0406 tx timeout [ 245.778722][ T5872] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 245.782881][ T5872] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 246.103679][ T5875] loop1: detected capacity change from 0 to 32768 [ 246.156783][ T5875] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 246.158995][ T5875] CPU: 1 PID: 5875 Comm: syz.1.334 Not tainted 5.15.185-syzkaller #0 [ 246.161237][ T5875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 246.164029][ T5875] Call trace: [ 246.164892][ T5875] dump_backtrace+0x0/0x43c [ 246.166128][ T5875] show_stack+0x2c/0x3c [ 246.167254][ T5875] __dump_stack+0x30/0x40 [ 246.168441][ T5875] dump_stack_lvl+0xf8/0x160 [ 246.169736][ T5875] dump_stack+0x1c/0x5c [ 246.170895][ T5875] sysfs_create_dir_ns+0x22c/0x24c [ 246.172347][ T5875] kobject_add_internal+0x590/0xc54 [ 246.173855][ T5875] kobject_init_and_add+0x118/0x17c [ 246.175292][ T5875] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.176607][ T5875] gfs2_fill_super+0xdac/0x19e0 [ 246.177924][ T5875] get_tree_bdev+0x358/0x544 [ 246.179199][ T5875] gfs2_get_tree+0x54/0x1b4 [ 246.180427][ T5875] vfs_get_tree+0x90/0x274 [ 246.181619][ T5875] do_new_mount+0x228/0x810 [ 246.182859][ T5875] path_mount+0x5b4/0x1000 [ 246.184066][ T5875] __arm64_sys_mount+0x514/0x5e4 [ 246.185398][ T5875] invoke_syscall+0x98/0x2b8 [ 246.186712][ T5875] el0_svc_common+0x138/0x258 [ 246.187941][ T5875] do_el0_svc+0x58/0x14c [ 246.189106][ T5875] el0_svc+0x78/0x1e0 [ 246.190150][ T5875] el0t_64_sync_handler+0xcc/0xe4 [ 246.191522][ T5875] el0t_64_sync+0x1a0/0x1a4 [ 246.193149][ T5875] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 246.197040][ T5875] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 246.531118][ T5878] loop1: detected capacity change from 0 to 32768 [ 246.581236][ T5878] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 246.583544][ T5878] CPU: 0 PID: 5878 Comm: syz.1.335 Not tainted 5.15.185-syzkaller #0 [ 246.585680][ T5878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 246.588392][ T5878] Call trace: [ 246.589314][ T5878] dump_backtrace+0x0/0x43c [ 246.590571][ T5878] show_stack+0x2c/0x3c [ 246.591647][ T5878] __dump_stack+0x30/0x40 [ 246.592848][ T5878] dump_stack_lvl+0xf8/0x160 [ 246.594084][ T5878] dump_stack+0x1c/0x5c [ 246.595209][ T5878] sysfs_create_dir_ns+0x22c/0x24c [ 246.596615][ T5878] kobject_add_internal+0x590/0xc54 [ 246.598046][ T5878] kobject_init_and_add+0x118/0x17c [ 246.599511][ T5878] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.600790][ T5878] gfs2_fill_super+0xdac/0x19e0 [ 246.602154][ T5878] get_tree_bdev+0x358/0x544 [ 246.603416][ T5878] gfs2_get_tree+0x54/0x1b4 [ 246.604675][ T5878] vfs_get_tree+0x90/0x274 [ 246.605869][ T5878] do_new_mount+0x228/0x810 [ 246.607165][ T5878] path_mount+0x5b4/0x1000 [ 246.608392][ T5878] __arm64_sys_mount+0x514/0x5e4 [ 246.609817][ T5878] invoke_syscall+0x98/0x2b8 [ 246.611029][ T5878] el0_svc_common+0x138/0x258 [ 246.612304][ T5878] do_el0_svc+0x58/0x14c [ 246.613453][ T5878] el0_svc+0x78/0x1e0 [ 246.614626][ T5878] el0t_64_sync_handler+0xcc/0xe4 [ 246.616337][ T5878] el0t_64_sync+0x1a0/0x1a4 [ 246.624539][ T5878] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 246.628052][ T5878] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 246.911272][ T5881] loop1: detected capacity change from 0 to 32768 [ 246.925081][ T5881] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 246.927160][ T5881] CPU: 1 PID: 5881 Comm: syz.1.336 Not tainted 5.15.185-syzkaller #0 [ 246.929284][ T5881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 246.931980][ T5881] Call trace: [ 246.932865][ T5881] dump_backtrace+0x0/0x43c [ 246.934090][ T5881] show_stack+0x2c/0x3c [ 246.935205][ T5881] __dump_stack+0x30/0x40 [ 246.936405][ T5881] dump_stack_lvl+0xf8/0x160 [ 246.937614][ T5881] dump_stack+0x1c/0x5c [ 246.938748][ T5881] sysfs_create_dir_ns+0x22c/0x24c [ 246.940142][ T5881] kobject_add_internal+0x590/0xc54 [ 246.941494][ T5881] kobject_init_and_add+0x118/0x17c [ 246.942866][ T5881] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.944167][ T5881] gfs2_fill_super+0xdac/0x19e0 [ 246.945528][ T5881] get_tree_bdev+0x358/0x544 [ 246.946804][ T5881] gfs2_get_tree+0x54/0x1b4 [ 246.948098][ T5881] vfs_get_tree+0x90/0x274 [ 246.949313][ T5881] do_new_mount+0x228/0x810 [ 246.950537][ T5881] path_mount+0x5b4/0x1000 [ 246.951752][ T5881] __arm64_sys_mount+0x514/0x5e4 [ 246.953079][ T5881] invoke_syscall+0x98/0x2b8 [ 246.954302][ T5881] el0_svc_common+0x138/0x258 [ 246.955592][ T5881] do_el0_svc+0x58/0x14c [ 246.956702][ T5881] el0_svc+0x78/0x1e0 [ 246.957777][ T5881] el0t_64_sync_handler+0xcc/0xe4 [ 246.959140][ T5881] el0t_64_sync+0x1a0/0x1a4 [ 246.962599][ T5881] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 246.966407][ T5881] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 247.237211][ T5884] loop1: detected capacity change from 0 to 32768 [ 247.284913][ T5884] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 247.287057][ T5884] CPU: 0 PID: 5884 Comm: syz.1.337 Not tainted 5.15.185-syzkaller #0 [ 247.289257][ T5884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 247.291908][ T5884] Call trace: [ 247.292805][ T5884] dump_backtrace+0x0/0x43c [ 247.294059][ T5884] show_stack+0x2c/0x3c [ 247.295163][ T5884] __dump_stack+0x30/0x40 [ 247.296430][ T5884] dump_stack_lvl+0xf8/0x160 [ 247.297775][ T5884] dump_stack+0x1c/0x5c [ 247.298915][ T5884] sysfs_create_dir_ns+0x22c/0x24c [ 247.300338][ T5884] kobject_add_internal+0x590/0xc54 [ 247.301813][ T5884] kobject_init_and_add+0x118/0x17c [ 247.303419][ T5884] gfs2_sys_fs_add+0x1dc/0x3d8 [ 247.304712][ T5884] gfs2_fill_super+0xdac/0x19e0 [ 247.306017][ T5884] get_tree_bdev+0x358/0x544 [ 247.307314][ T5884] gfs2_get_tree+0x54/0x1b4 [ 247.308546][ T5884] vfs_get_tree+0x90/0x274 [ 247.309746][ T5884] do_new_mount+0x228/0x810 [ 247.311037][ T5884] path_mount+0x5b4/0x1000 [ 247.312216][ T5884] __arm64_sys_mount+0x514/0x5e4 [ 247.313635][ T5884] invoke_syscall+0x98/0x2b8 [ 247.314902][ T5884] el0_svc_common+0x138/0x258 [ 247.316216][ T5884] do_el0_svc+0x58/0x14c [ 247.317347][ T5884] el0_svc+0x78/0x1e0 [ 247.318395][ T5884] el0t_64_sync_handler+0xcc/0xe4 [ 247.319740][ T5884] el0t_64_sync+0x1a0/0x1a4 [ 247.322035][ T5884] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 247.325590][ T5884] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 247.648459][ T5887] loop1: detected capacity change from 0 to 32768 [ 247.709580][ T5887] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 247.711682][ T5887] CPU: 1 PID: 5887 Comm: syz.1.338 Not tainted 5.15.185-syzkaller #0 [ 247.713935][ T5887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 247.716619][ T5887] Call trace: [ 247.717512][ T5887] dump_backtrace+0x0/0x43c [ 247.718758][ T5887] show_stack+0x2c/0x3c [ 247.719964][ T5887] __dump_stack+0x30/0x40 [ 247.721200][ T5887] dump_stack_lvl+0xf8/0x160 [ 247.722420][ T5887] dump_stack+0x1c/0x5c [ 247.723557][ T5887] sysfs_create_dir_ns+0x22c/0x24c [ 247.725022][ T5887] kobject_add_internal+0x590/0xc54 [ 247.726405][ T5887] kobject_init_and_add+0x118/0x17c [ 247.727778][ T5887] gfs2_sys_fs_add+0x1dc/0x3d8 [ 247.729040][ T5887] gfs2_fill_super+0xdac/0x19e0 [ 247.730380][ T5887] get_tree_bdev+0x358/0x544 [ 247.731610][ T5887] gfs2_get_tree+0x54/0x1b4 [ 247.732831][ T5887] vfs_get_tree+0x90/0x274 [ 247.734056][ T5887] do_new_mount+0x228/0x810 [ 247.735262][ T5887] path_mount+0x5b4/0x1000 [ 247.736464][ T5887] __arm64_sys_mount+0x514/0x5e4 [ 247.737821][ T5887] invoke_syscall+0x98/0x2b8 [ 247.739146][ T5887] el0_svc_common+0x138/0x258 [ 247.740459][ T5887] do_el0_svc+0x58/0x14c [ 247.741680][ T5887] el0_svc+0x78/0x1e0 [ 247.742814][ T5887] el0t_64_sync_handler+0xcc/0xe4 [ 247.744205][ T5887] el0t_64_sync+0x1a0/0x1a4 [ 247.747811][ T5887] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 247.751371][ T5887] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 248.025825][ T5890] loop1: detected capacity change from 0 to 32768 [ 248.081857][ T5890] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 248.084191][ T5890] CPU: 0 PID: 5890 Comm: syz.1.339 Not tainted 5.15.185-syzkaller #0 [ 248.086484][ T5890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 248.089280][ T5890] Call trace: [ 248.090182][ T5890] dump_backtrace+0x0/0x43c [ 248.091435][ T5890] show_stack+0x2c/0x3c [ 248.092616][ T5890] __dump_stack+0x30/0x40 [ 248.093831][ T5890] dump_stack_lvl+0xf8/0x160 [ 248.095090][ T5890] dump_stack+0x1c/0x5c [ 248.096245][ T5890] sysfs_create_dir_ns+0x22c/0x24c [ 248.097704][ T5890] kobject_add_internal+0x590/0xc54 [ 248.099138][ T5890] kobject_init_and_add+0x118/0x17c [ 248.100615][ T5890] gfs2_sys_fs_add+0x1dc/0x3d8 [ 248.101915][ T5890] gfs2_fill_super+0xdac/0x19e0 [ 248.103291][ T5890] get_tree_bdev+0x358/0x544 [ 248.104612][ T5890] gfs2_get_tree+0x54/0x1b4 [ 248.105866][ T5890] vfs_get_tree+0x90/0x274 [ 248.107089][ T5890] do_new_mount+0x228/0x810 [ 248.108334][ T5890] path_mount+0x5b4/0x1000 [ 248.109605][ T5890] __arm64_sys_mount+0x514/0x5e4 [ 248.110927][ T5890] invoke_syscall+0x98/0x2b8 [ 248.112263][ T5890] el0_svc_common+0x138/0x258 [ 248.113537][ T5890] do_el0_svc+0x58/0x14c [ 248.114673][ T5890] el0_svc+0x78/0x1e0 [ 248.115771][ T5890] el0t_64_sync_handler+0xcc/0xe4 [ 248.117173][ T5890] el0t_64_sync+0x1a0/0x1a4 [ 248.118827][ T5890] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 248.122657][ T5890] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 248.395601][ T5893] loop1: detected capacity change from 0 to 32768 [ 248.460954][ T5893] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 248.464411][ T5893] CPU: 1 PID: 5893 Comm: syz.1.340 Not tainted 5.15.185-syzkaller #0 [ 248.466581][ T5893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 248.469285][ T5893] Call trace: [ 248.470154][ T5893] dump_backtrace+0x0/0x43c [ 248.471375][ T5893] show_stack+0x2c/0x3c [ 248.472483][ T5893] __dump_stack+0x30/0x40 [ 248.473678][ T5893] dump_stack_lvl+0xf8/0x160 [ 248.474964][ T5893] dump_stack+0x1c/0x5c [ 248.476126][ T5893] sysfs_create_dir_ns+0x22c/0x24c [ 248.477481][ T5893] kobject_add_internal+0x590/0xc54 [ 248.478838][ T5893] kobject_init_and_add+0x118/0x17c [ 248.480224][ T5893] gfs2_sys_fs_add+0x1dc/0x3d8 [ 248.481522][ T5893] gfs2_fill_super+0xdac/0x19e0 [ 248.482879][ T5893] get_tree_bdev+0x358/0x544 [ 248.484158][ T5893] gfs2_get_tree+0x54/0x1b4 [ 248.485380][ T5893] vfs_get_tree+0x90/0x274 [ 248.486498][ T5893] do_new_mount+0x228/0x810 [ 248.487684][ T5893] path_mount+0x5b4/0x1000 [ 248.488916][ T5893] __arm64_sys_mount+0x514/0x5e4 [ 248.490244][ T5893] invoke_syscall+0x98/0x2b8 [ 248.491497][ T5893] el0_svc_common+0x138/0x258 [ 248.492749][ T5893] do_el0_svc+0x58/0x14c [ 248.493905][ T5893] el0_svc+0x78/0x1e0 [ 248.494951][ T5893] el0t_64_sync_handler+0xcc/0xe4 [ 248.496426][ T5893] el0t_64_sync+0x1a0/0x1a4 [ 248.499863][ T5893] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 248.504041][ T5893] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 248.785692][ T5896] loop1: detected capacity change from 0 to 32768 [ 248.841554][ T5896] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 248.843933][ T5896] CPU: 1 PID: 5896 Comm: syz.1.341 Not tainted 5.15.185-syzkaller #0 [ 248.846385][ T5896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 248.849065][ T5896] Call trace: [ 248.849984][ T5896] dump_backtrace+0x0/0x43c [ 248.851237][ T5896] show_stack+0x2c/0x3c [ 248.852389][ T5896] __dump_stack+0x30/0x40 [ 248.853554][ T5896] dump_stack_lvl+0xf8/0x160 [ 248.854917][ T5896] dump_stack+0x1c/0x5c [ 248.856067][ T5896] sysfs_create_dir_ns+0x22c/0x24c [ 248.857446][ T5896] kobject_add_internal+0x590/0xc54 [ 248.858858][ T5896] kobject_init_and_add+0x118/0x17c [ 248.860333][ T5896] gfs2_sys_fs_add+0x1dc/0x3d8 [ 248.861681][ T5896] gfs2_fill_super+0xdac/0x19e0 [ 248.862996][ T5896] get_tree_bdev+0x358/0x544 [ 248.864230][ T5896] gfs2_get_tree+0x54/0x1b4 [ 248.865446][ T5896] vfs_get_tree+0x90/0x274 [ 248.866675][ T5896] do_new_mount+0x228/0x810 [ 248.867923][ T5896] path_mount+0x5b4/0x1000 [ 248.869179][ T5896] __arm64_sys_mount+0x514/0x5e4 [ 248.870568][ T5896] invoke_syscall+0x98/0x2b8 [ 248.871855][ T5896] el0_svc_common+0x138/0x258 [ 248.873141][ T5896] do_el0_svc+0x58/0x14c [ 248.874310][ T5896] el0_svc+0x78/0x1e0 [ 248.875368][ T5896] el0t_64_sync_handler+0xcc/0xe4 [ 248.876745][ T5896] el0t_64_sync+0x1a0/0x1a4 [ 248.880552][ T5896] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 248.884569][ T5896] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 249.151665][ T5899] loop1: detected capacity change from 0 to 32768 [ 249.214051][ T5899] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 249.216148][ T5899] CPU: 0 PID: 5899 Comm: syz.1.342 Not tainted 5.15.185-syzkaller #0 [ 249.218380][ T5899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 249.221169][ T5899] Call trace: [ 249.222074][ T5899] dump_backtrace+0x0/0x43c [ 249.223292][ T5899] show_stack+0x2c/0x3c [ 249.224420][ T5899] __dump_stack+0x30/0x40 [ 249.225543][ T5899] dump_stack_lvl+0xf8/0x160 [ 249.226812][ T5899] dump_stack+0x1c/0x5c [ 249.227921][ T5899] sysfs_create_dir_ns+0x22c/0x24c [ 249.229291][ T5899] kobject_add_internal+0x590/0xc54 [ 249.230738][ T5899] kobject_init_and_add+0x118/0x17c [ 249.232145][ T5899] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.233420][ T5899] gfs2_fill_super+0xdac/0x19e0 [ 249.234757][ T5899] get_tree_bdev+0x358/0x544 [ 249.236040][ T5899] gfs2_get_tree+0x54/0x1b4 [ 249.237236][ T5899] vfs_get_tree+0x90/0x274 [ 249.238444][ T5899] do_new_mount+0x228/0x810 [ 249.239716][ T5899] path_mount+0x5b4/0x1000 [ 249.240938][ T5899] __arm64_sys_mount+0x514/0x5e4 [ 249.242248][ T5899] invoke_syscall+0x98/0x2b8 [ 249.243498][ T5899] el0_svc_common+0x138/0x258 [ 249.244763][ T5899] do_el0_svc+0x58/0x14c [ 249.245885][ T5899] el0_svc+0x78/0x1e0 [ 249.246981][ T5899] el0t_64_sync_handler+0xcc/0xe4 [ 249.248293][ T5899] el0t_64_sync+0x1a0/0x1a4 [ 249.249846][ T5899] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 249.253547][ T5899] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 249.534785][ T5902] loop1: detected capacity change from 0 to 32768 [ 249.575211][ T5902] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 249.577386][ T5902] CPU: 1 PID: 5902 Comm: syz.1.343 Not tainted 5.15.185-syzkaller #0 [ 249.579703][ T5902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 249.582341][ T5902] Call trace: [ 249.583251][ T5902] dump_backtrace+0x0/0x43c [ 249.584570][ T5902] show_stack+0x2c/0x3c [ 249.585748][ T5902] __dump_stack+0x30/0x40 [ 249.586957][ T5902] dump_stack_lvl+0xf8/0x160 [ 249.588258][ T5902] dump_stack+0x1c/0x5c [ 249.589377][ T5902] sysfs_create_dir_ns+0x22c/0x24c [ 249.590751][ T5902] kobject_add_internal+0x590/0xc54 [ 249.592189][ T5902] kobject_init_and_add+0x118/0x17c [ 249.593651][ T5902] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.594984][ T5902] gfs2_fill_super+0xdac/0x19e0 [ 249.596328][ T5902] get_tree_bdev+0x358/0x544 [ 249.597698][ T5902] gfs2_get_tree+0x54/0x1b4 [ 249.599036][ T5902] vfs_get_tree+0x90/0x274 [ 249.600216][ T5902] do_new_mount+0x228/0x810 [ 249.601474][ T5902] path_mount+0x5b4/0x1000 [ 249.602712][ T5902] __arm64_sys_mount+0x514/0x5e4 [ 249.604039][ T5902] invoke_syscall+0x98/0x2b8 [ 249.605286][ T5902] el0_svc_common+0x138/0x258 [ 249.606652][ T5902] do_el0_svc+0x58/0x14c [ 249.607830][ T5902] el0_svc+0x78/0x1e0 [ 249.608918][ T5902] el0t_64_sync_handler+0xcc/0xe4 [ 249.610274][ T5902] el0t_64_sync+0x1a0/0x1a4 [ 249.613977][ T5902] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 249.617479][ T5902] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 249.941025][ T5905] loop1: detected capacity change from 0 to 32768 [ 249.954717][ T5905] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 249.956879][ T5905] CPU: 0 PID: 5905 Comm: syz.1.344 Not tainted 5.15.185-syzkaller #0 [ 249.959169][ T5905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 249.961827][ T5905] Call trace: [ 249.962688][ T5905] dump_backtrace+0x0/0x43c [ 249.963909][ T5905] show_stack+0x2c/0x3c [ 249.965028][ T5905] __dump_stack+0x30/0x40 [ 249.966208][ T5905] dump_stack_lvl+0xf8/0x160 [ 249.967475][ T5905] dump_stack+0x1c/0x5c [ 249.968636][ T5905] sysfs_create_dir_ns+0x22c/0x24c [ 249.970005][ T5905] kobject_add_internal+0x590/0xc54 [ 249.971446][ T5905] kobject_init_and_add+0x118/0x17c [ 249.972862][ T5905] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.974125][ T5905] gfs2_fill_super+0xdac/0x19e0 [ 249.975447][ T5905] get_tree_bdev+0x358/0x544 [ 249.976667][ T5905] gfs2_get_tree+0x54/0x1b4 [ 249.977950][ T5905] vfs_get_tree+0x90/0x274 [ 249.979138][ T5905] do_new_mount+0x228/0x810 [ 249.980352][ T5905] path_mount+0x5b4/0x1000 [ 249.981553][ T5905] __arm64_sys_mount+0x514/0x5e4 [ 249.982991][ T5905] invoke_syscall+0x98/0x2b8 [ 249.984219][ T5905] el0_svc_common+0x138/0x258 [ 249.985620][ T5905] do_el0_svc+0x58/0x14c [ 249.986799][ T5905] el0_svc+0x78/0x1e0 [ 249.987913][ T5905] el0t_64_sync_handler+0xcc/0xe4 [ 249.989309][ T5905] el0t_64_sync+0x1a0/0x1a4 [ 249.991198][ T5905] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 249.994943][ T5905] gfs2: fsid=__&+[$!: error -17 adding sysfs files 1970/01/01 00:04:10 executed programs: 331 [ 250.338259][ T5908] loop1: detected capacity change from 0 to 32768 [ 250.388143][ T5908] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 250.390638][ T5908] CPU: 0 PID: 5908 Comm: syz.1.345 Not tainted 5.15.185-syzkaller #0 [ 250.392898][ T5908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 250.395740][ T5908] Call trace: [ 250.396615][ T5908] dump_backtrace+0x0/0x43c [ 250.397932][ T5908] show_stack+0x2c/0x3c [ 250.399089][ T5908] __dump_stack+0x30/0x40 [ 250.400301][ T5908] dump_stack_lvl+0xf8/0x160 [ 250.401535][ T5908] dump_stack+0x1c/0x5c [ 250.402645][ T5908] sysfs_create_dir_ns+0x22c/0x24c [ 250.404049][ T5908] kobject_add_internal+0x590/0xc54 [ 250.405462][ T5908] kobject_init_and_add+0x118/0x17c [ 250.406912][ T5908] gfs2_sys_fs_add+0x1dc/0x3d8 [ 250.408212][ T5908] gfs2_fill_super+0xdac/0x19e0 [ 250.409535][ T5908] get_tree_bdev+0x358/0x544 [ 250.410749][ T5908] gfs2_get_tree+0x54/0x1b4 [ 250.412002][ T5908] vfs_get_tree+0x90/0x274 [ 250.413215][ T5908] do_new_mount+0x228/0x810 [ 250.414459][ T5908] path_mount+0x5b4/0x1000 [ 250.415666][ T5908] __arm64_sys_mount+0x514/0x5e4 [ 250.417083][ T5908] invoke_syscall+0x98/0x2b8 [ 250.418334][ T5908] el0_svc_common+0x138/0x258 [ 250.419634][ T5908] do_el0_svc+0x58/0x14c [ 250.420807][ T5908] el0_svc+0x78/0x1e0 [ 250.421908][ T5908] el0t_64_sync_handler+0xcc/0xe4 [ 250.423308][ T5908] el0t_64_sync+0x1a0/0x1a4 [ 250.430443][ T5908] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 250.435442][ T5908] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 250.722715][ T5911] loop1: detected capacity change from 0 to 32768 [ 250.781082][ T5911] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 250.783321][ T5911] CPU: 0 PID: 5911 Comm: syz.1.346 Not tainted 5.15.185-syzkaller #0 [ 250.785496][ T5911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 250.788223][ T5911] Call trace: [ 250.789114][ T5911] dump_backtrace+0x0/0x43c [ 250.790318][ T5911] show_stack+0x2c/0x3c [ 250.791427][ T5911] __dump_stack+0x30/0x40 [ 250.792648][ T5911] dump_stack_lvl+0xf8/0x160 [ 250.793904][ T5911] dump_stack+0x1c/0x5c [ 250.795053][ T5911] sysfs_create_dir_ns+0x22c/0x24c [ 250.796437][ T5911] kobject_add_internal+0x590/0xc54 [ 250.797952][ T5911] kobject_init_and_add+0x118/0x17c [ 250.799372][ T5911] gfs2_sys_fs_add+0x1dc/0x3d8 [ 250.800703][ T5911] gfs2_fill_super+0xdac/0x19e0 [ 250.802047][ T5911] get_tree_bdev+0x358/0x544 [ 250.803325][ T5911] gfs2_get_tree+0x54/0x1b4 [ 250.804596][ T5911] vfs_get_tree+0x90/0x274 [ 250.805789][ T5911] do_new_mount+0x228/0x810 [ 250.807014][ T5911] path_mount+0x5b4/0x1000 [ 250.808200][ T5911] __arm64_sys_mount+0x514/0x5e4 [ 250.809572][ T5911] invoke_syscall+0x98/0x2b8 [ 250.810800][ T5911] el0_svc_common+0x138/0x258 [ 250.812111][ T5911] do_el0_svc+0x58/0x14c [ 250.813296][ T5911] el0_svc+0x78/0x1e0 [ 250.814370][ T5911] el0t_64_sync_handler+0xcc/0xe4 [ 250.815692][ T5911] el0t_64_sync+0x1a0/0x1a4 [ 250.819494][ T5911] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 250.823333][ T5911] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 251.129981][ T5914] loop1: detected capacity change from 0 to 32768 [ 251.177652][ T5914] sysfs: cannot create duplicate filename '/fs/gfs2/__&+[$!' [ 251.180201][ T5914] CPU: 0 PID: 5914 Comm: syz.1.347 Not tainted 5.15.185-syzkaller #0 [ 251.182389][ T5914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 251.185083][ T5914] Call trace: [ 251.186012][ T5914] dump_backtrace+0x0/0x43c [ 251.187225][ T5914] show_stack+0x2c/0x3c [ 251.188382][ T5914] __dump_stack+0x30/0x40 [ 251.189591][ T5914] dump_stack_lvl+0xf8/0x160 [ 251.190873][ T5914] dump_stack+0x1c/0x5c [ 251.192013][ T5914] sysfs_create_dir_ns+0x22c/0x24c [ 251.193414][ T5914] kobject_add_internal+0x590/0xc54 [ 251.194847][ T5914] kobject_init_and_add+0x118/0x17c [ 251.196250][ T5914] gfs2_sys_fs_add+0x1dc/0x3d8 [ 251.197551][ T5914] gfs2_fill_super+0xdac/0x19e0 [ 251.198817][ T5914] get_tree_bdev+0x358/0x544 [ 251.199996][ T5914] gfs2_get_tree+0x54/0x1b4 [ 251.201236][ T5914] vfs_get_tree+0x90/0x274 [ 251.202427][ T5914] do_new_mount+0x228/0x810 [ 251.203652][ T5914] path_mount+0x5b4/0x1000 [ 251.204859][ T5914] __arm64_sys_mount+0x514/0x5e4 [ 251.206213][ T5914] invoke_syscall+0x98/0x2b8 [ 251.207547][ T5914] el0_svc_common+0x138/0x258 [ 251.208843][ T5914] do_el0_svc+0x58/0x14c [ 251.210033][ T5914] el0_svc+0x78/0x1e0 [ 251.211121][ T5914] el0t_64_sync_handler+0xcc/0xe4 [ 251.212520][ T5914] el0t_64_sync+0x1a0/0x1a4 [ 251.216736][ T5914] kobject_add_internal failed for __&+[$! with -EEXIST, don't try to register things with the same name in the same directory. [ 251.220377][ T5914] gfs2: fsid=__&+[$!: error -17 adding sysfs files [ 251.382355][ T27] INFO: task syz-executor:4676 blocked for more than 143 seconds. [ 251.384821][ T27] Not tainted 5.15.185-syzkaller #0 [ 251.386431][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 251.388776][ T27] task:syz-executor state:D stack: 0 pid: 4676 ppid: 1 flags:0x00000001 [ 251.391287][ T27] Call trace: [ 251.393126][ T27] __switch_to+0x2f4/0x558 [ 251.394340][ T27] __schedule+0xe00/0x1c0c [ 251.395644][ T27] schedule+0x11c/0x1c8 [ 251.396776][ T27] bit_wait+0x1c/0xac [ 251.397893][ T27] out_of_line_wait_on_bit+0x15c/0x200 [ 251.399391][ T27] gfs2_glock_nq+0x8f8/0x141c [ 251.400646][ T27] __gfs2_lookup+0x110/0x268 [ 251.401885][ T27] gfs2_lookup+0x2c/0x3c [ 251.403911][ T27] __lookup_slow+0x24c/0x380 [ 251.405215][ T27] lookup_slow+0x5c/0x80 [ 251.406365][ T27] walk_component+0x2b0/0x3a8 [ 251.407625][ T27] path_lookupat+0x13c/0x3d0 [ 251.408910][ T27] filename_lookup+0x180/0x414 [ 251.410191][ T27] user_path_at_empty+0x5c/0x1a0 [ 251.411564][ T27] __arm64_sys_umount+0xf4/0x178 [ 251.413588][ T27] invoke_syscall+0x98/0x2b8 [ 251.415705][ T27] el0_svc_common+0x138/0x258 [ 251.417005][ T27] do_el0_svc+0x58/0x14c [ 251.418159][ T27] el0_svc+0x78/0x1e0 [ 251.419211][ T27] el0t_64_sync_handler+0xcc/0xe4 [ 251.420557][ T27] el0t_64_sync+0x1a0/0x1a4 [ 251.421893][ T27] [ 251.421893][ T27] Showing all locks held in the system: [ 251.427205][ T27] 1 lock held by khungtaskd/27: [ 251.428544][ T27] #0: ffff8000143311e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 251.431138][ T27] 2 locks held by getty/3794: [ 251.432828][ T27] #0: ffff0000d4a60098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 251.435518][ T27] #1: ffff80001b7902e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2f0/0xf6c [ 251.438485][ T27] 1 lock held by syz-executor/4676: [ 251.439941][ T27] #0: ffff0000e82f0818 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x4c/0x80 [ 251.445761][ T27] 3 locks held by syz.1.348/5917: [ 251.447135][ T27] [ 251.447795][ T27] ============================================= [ 251.447795][ T27] [ 251.450284][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 251.452204][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.185-syzkaller #0 [ 251.454376][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 251.457116][ T27] Call trace: [ 251.458013][ T27] dump_backtrace+0x0/0x43c [ 251.459261][ T27] show_stack+0x2c/0x3c [ 251.460422][ T27] __dump_stack+0x30/0x40 [ 251.461608][ T27] dump_stack_lvl+0xf8/0x160 [ 251.462835][ T27] dump_stack+0x1c/0x5c [ 251.463961][ T27] panic+0x2e4/0x854 [ 251.465178][ T27] hung_task_panic+0x0/0x2c [ 251.466397][ T27] kthread+0x374/0x454 [ 251.467520][ T27] ret_from_fork+0x10/0x20 [ 251.468732][ T27] SMP: stopping secondary CPUs [ 251.470102][ T27] Kernel Offset: disabled [ 251.471325][ T27] CPU features: 0x8,000081c1,21302e40 [ 251.472965][ T27] Memory Limit: none [ 252.128816][ T27] Rebooting in 86400 seconds..