e_bdev+0x358/0x544 [ 216.473877][ T5570] gfs2_get_tree+0x54/0x1b4 [ 216.475201][ T5570] vfs_get_tree+0x90/0x274 [ 216.476376][ T5570] do_new_mount+0x228/0x810 [ 216.477631][ T5570] path_mount+0x5b4/0x1000 [ 216.478829][ T5570] __arm64_sys_mount+0x514/0x5e4 [ 216.480171][ T5570] invoke_syscall+0x98/0x2b8 [ 216.481423][ T5570] el0_svc_common+0x138/0x258 [ 216.482690][ T5570] do_el0_svc+0x58/0x14c [ 216.483858][ T5570] el0_svc+0x78/0x1e0 [ 216.485064][ T5570] el0t_64_sync_handler+0xcc/0xe4 [ 216.486467][ T5570] el0t_64_sync+0x1a0/0x1a4 [ 216.490667][ T5570] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 216.495038][ T5570] gfs2: fsid=](_: error -17 adding sysfs files [ 216.777462][ T5573] loop1: detected capacity change from 0 to 32768 [ 216.793118][ T5573] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 216.795189][ T5573] CPU: 1 PID: 5573 Comm: syz.1.234 Not tainted 5.15.186-syzkaller #0 [ 216.797487][ T5573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 216.800221][ T5573] Call trace: [ 216.801191][ T5573] dump_backtrace+0x0/0x43c [ 216.802493][ T5573] show_stack+0x2c/0x3c [ 216.803694][ T5573] __dump_stack+0x30/0x40 [ 216.804905][ T5573] dump_stack_lvl+0xf8/0x160 [ 216.806193][ T5573] dump_stack+0x1c/0x5c [ 216.807306][ T5573] sysfs_create_dir_ns+0x22c/0x24c [ 216.808655][ T5573] kobject_add_internal+0x590/0xc54 [ 216.810123][ T5573] kobject_init_and_add+0x118/0x17c [ 216.811489][ T5573] gfs2_sys_fs_add+0x1dc/0x3d8 [ 216.812813][ T5573] gfs2_fill_super+0xdac/0x19e0 [ 216.814137][ T5573] get_tree_bdev+0x358/0x544 [ 216.815331][ T5573] gfs2_get_tree+0x54/0x1b4 [ 216.816598][ T5573] vfs_get_tree+0x90/0x274 [ 216.817853][ T5573] do_new_mount+0x228/0x810 [ 216.819086][ T5573] path_mount+0x5b4/0x1000 [ 216.820300][ T5573] __arm64_sys_mount+0x514/0x5e4 [ 216.821657][ T5573] invoke_syscall+0x98/0x2b8 [ 216.822887][ T5573] el0_svc_common+0x138/0x258 [ 216.824134][ T5573] do_el0_svc+0x58/0x14c [ 216.825264][ T5573] el0_svc+0x78/0x1e0 [ 216.826497][ T5573] el0t_64_sync_handler+0xcc/0xe4 [ 216.827855][ T5573] el0t_64_sync+0x1a0/0x1a4 [ 216.829934][ T5573] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 216.833323][ T5573] gfs2: fsid=](_: error -17 adding sysfs files [ 217.133680][ T5576] loop1: detected capacity change from 0 to 32768 [ 217.142196][ T5576] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 217.144147][ T5576] CPU: 1 PID: 5576 Comm: syz.1.235 Not tainted 5.15.186-syzkaller #0 [ 217.146273][ T5576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 217.148931][ T5576] Call trace: [ 217.149756][ T5576] dump_backtrace+0x0/0x43c [ 217.151077][ T5576] show_stack+0x2c/0x3c [ 217.152198][ T5576] __dump_stack+0x30/0x40 [ 217.153331][ T5576] dump_stack_lvl+0xf8/0x160 [ 217.154547][ T5576] dump_stack+0x1c/0x5c [ 217.155794][ T5576] sysfs_create_dir_ns+0x22c/0x24c [ 217.157223][ T5576] kobject_add_internal+0x590/0xc54 [ 217.158637][ T5576] kobject_init_and_add+0x118/0x17c [ 217.160124][ T5576] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.161486][ T5576] gfs2_fill_super+0xdac/0x19e0 [ 217.162765][ T5576] get_tree_bdev+0x358/0x544 [ 217.164012][ T5576] gfs2_get_tree+0x54/0x1b4 [ 217.165208][ T5576] vfs_get_tree+0x90/0x274 [ 217.166409][ T5576] do_new_mount+0x228/0x810 [ 217.167643][ T5576] path_mount+0x5b4/0x1000 [ 217.168835][ T5576] __arm64_sys_mount+0x514/0x5e4 [ 217.170111][ T5576] invoke_syscall+0x98/0x2b8 [ 217.171366][ T5576] el0_svc_common+0x138/0x258 [ 217.172677][ T5576] do_el0_svc+0x58/0x14c [ 217.173860][ T5576] el0_svc+0x78/0x1e0 [ 217.175012][ T5576] el0t_64_sync_handler+0xcc/0xe4 [ 217.176469][ T5576] el0t_64_sync+0x1a0/0x1a4 [ 217.180226][ T5576] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 217.183697][ T5576] gfs2: fsid=](_: error -17 adding sysfs files [ 217.495537][ T5579] loop1: detected capacity change from 0 to 32768 [ 217.506549][ T5579] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 217.508519][ T5579] CPU: 1 PID: 5579 Comm: syz.1.236 Not tainted 5.15.186-syzkaller #0 [ 217.510806][ T5579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 217.513680][ T5579] Call trace: [ 217.514572][ T5579] dump_backtrace+0x0/0x43c [ 217.515834][ T5579] show_stack+0x2c/0x3c [ 217.516981][ T5579] __dump_stack+0x30/0x40 [ 217.518182][ T5579] dump_stack_lvl+0xf8/0x160 [ 217.519475][ T5579] dump_stack+0x1c/0x5c [ 217.520670][ T5579] sysfs_create_dir_ns+0x22c/0x24c [ 217.522125][ T5579] kobject_add_internal+0x590/0xc54 [ 217.523561][ T5579] kobject_init_and_add+0x118/0x17c [ 217.525108][ T5579] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.526482][ T5579] gfs2_fill_super+0xdac/0x19e0 [ 217.527819][ T5579] get_tree_bdev+0x358/0x544 [ 217.529194][ T5579] gfs2_get_tree+0x54/0x1b4 [ 217.530480][ T5579] vfs_get_tree+0x90/0x274 [ 217.531690][ T5579] do_new_mount+0x228/0x810 [ 217.532950][ T5579] path_mount+0x5b4/0x1000 [ 217.534285][ T5579] __arm64_sys_mount+0x514/0x5e4 [ 217.535784][ T5579] invoke_syscall+0x98/0x2b8 [ 217.537050][ T5579] el0_svc_common+0x138/0x258 [ 217.538350][ T5579] do_el0_svc+0x58/0x14c [ 217.539519][ T5579] el0_svc+0x78/0x1e0 [ 217.540606][ T5579] el0t_64_sync_handler+0xcc/0xe4 [ 217.542011][ T5579] el0t_64_sync+0x1a0/0x1a4 [ 217.546785][ T5579] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 217.550441][ T5579] gfs2: fsid=](_: error -17 adding sysfs files [ 217.871189][ T5582] loop1: detected capacity change from 0 to 32768 [ 217.883684][ T5582] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 217.885640][ T5582] CPU: 1 PID: 5582 Comm: syz.1.237 Not tainted 5.15.186-syzkaller #0 [ 217.887940][ T5582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 217.890584][ T5582] Call trace: [ 217.891461][ T5582] dump_backtrace+0x0/0x43c [ 217.892658][ T5582] show_stack+0x2c/0x3c [ 217.893754][ T5582] __dump_stack+0x30/0x40 [ 217.894911][ T5582] dump_stack_lvl+0xf8/0x160 [ 217.896110][ T5582] dump_stack+0x1c/0x5c [ 217.897208][ T5582] sysfs_create_dir_ns+0x22c/0x24c [ 217.898576][ T5582] kobject_add_internal+0x590/0xc54 [ 217.899990][ T5582] kobject_init_and_add+0x118/0x17c [ 217.901388][ T5582] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.902694][ T5582] gfs2_fill_super+0xdac/0x19e0 [ 217.904021][ T5582] get_tree_bdev+0x358/0x544 [ 217.905257][ T5582] gfs2_get_tree+0x54/0x1b4 [ 217.906466][ T5582] vfs_get_tree+0x90/0x274 [ 217.907701][ T5582] do_new_mount+0x228/0x810 [ 217.908907][ T5582] path_mount+0x5b4/0x1000 [ 217.910099][ T5582] __arm64_sys_mount+0x514/0x5e4 [ 217.911381][ T5582] invoke_syscall+0x98/0x2b8 [ 217.912660][ T5582] el0_svc_common+0x138/0x258 [ 217.913953][ T5582] do_el0_svc+0x58/0x14c [ 217.915112][ T5582] el0_svc+0x78/0x1e0 [ 217.916262][ T5582] el0t_64_sync_handler+0xcc/0xe4 [ 217.917644][ T5582] el0t_64_sync+0x1a0/0x1a4 [ 217.921423][ T5582] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 217.924904][ T5582] gfs2: fsid=](_: error -17 adding sysfs files [ 218.253743][ T5585] loop1: detected capacity change from 0 to 32768 [ 218.301486][ T5585] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 218.303459][ T5585] CPU: 1 PID: 5585 Comm: syz.1.238 Not tainted 5.15.186-syzkaller #0 [ 218.305677][ T5585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 218.308455][ T5585] Call trace: [ 218.309275][ T5585] dump_backtrace+0x0/0x43c [ 218.310484][ T5585] show_stack+0x2c/0x3c [ 218.311599][ T5585] __dump_stack+0x30/0x40 [ 218.312834][ T5585] dump_stack_lvl+0xf8/0x160 [ 218.314099][ T5585] dump_stack+0x1c/0x5c [ 218.315246][ T5585] sysfs_create_dir_ns+0x22c/0x24c [ 218.316703][ T5585] kobject_add_internal+0x590/0xc54 [ 218.318122][ T5585] kobject_init_and_add+0x118/0x17c [ 218.319567][ T5585] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.320893][ T5585] gfs2_fill_super+0xdac/0x19e0 [ 218.322223][ T5585] get_tree_bdev+0x358/0x544 [ 218.323478][ T5585] gfs2_get_tree+0x54/0x1b4 [ 218.324769][ T5585] vfs_get_tree+0x90/0x274 [ 218.325949][ T5585] do_new_mount+0x228/0x810 [ 218.327237][ T5585] path_mount+0x5b4/0x1000 [ 218.328490][ T5585] __arm64_sys_mount+0x514/0x5e4 [ 218.329813][ T5585] invoke_syscall+0x98/0x2b8 [ 218.331035][ T5585] el0_svc_common+0x138/0x258 [ 218.332345][ T5585] do_el0_svc+0x58/0x14c [ 218.333538][ T5585] el0_svc+0x78/0x1e0 [ 218.334597][ T5585] el0t_64_sync_handler+0xcc/0xe4 [ 218.336103][ T5585] el0t_64_sync+0x1a0/0x1a4 [ 218.341045][ T5585] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 218.344450][ T5585] gfs2: fsid=](_: error -17 adding sysfs files [ 218.675053][ T5588] loop1: detected capacity change from 0 to 32768 [ 218.733960][ T5588] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 218.735958][ T5588] CPU: 1 PID: 5588 Comm: syz.1.239 Not tainted 5.15.186-syzkaller #0 [ 218.738110][ T5588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 218.740853][ T5588] Call trace: [ 218.741779][ T5588] dump_backtrace+0x0/0x43c [ 218.743039][ T5588] show_stack+0x2c/0x3c [ 218.744219][ T5588] __dump_stack+0x30/0x40 [ 218.745379][ T5588] dump_stack_lvl+0xf8/0x160 [ 218.746624][ T5588] dump_stack+0x1c/0x5c [ 218.747747][ T5588] sysfs_create_dir_ns+0x22c/0x24c [ 218.749162][ T5588] kobject_add_internal+0x590/0xc54 [ 218.750636][ T5588] kobject_init_and_add+0x118/0x17c [ 218.752034][ T5588] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.753314][ T5588] gfs2_fill_super+0xdac/0x19e0 [ 218.754671][ T5588] get_tree_bdev+0x358/0x544 [ 218.755983][ T5588] gfs2_get_tree+0x54/0x1b4 [ 218.757267][ T5588] vfs_get_tree+0x90/0x274 [ 218.758514][ T5588] do_new_mount+0x228/0x810 [ 218.759804][ T5588] path_mount+0x5b4/0x1000 [ 218.761136][ T5588] __arm64_sys_mount+0x514/0x5e4 [ 218.762481][ T5588] invoke_syscall+0x98/0x2b8 [ 218.763720][ T5588] el0_svc_common+0x138/0x258 [ 218.765013][ T5588] do_el0_svc+0x58/0x14c [ 218.766134][ T5588] el0_svc+0x78/0x1e0 [ 218.767240][ T5588] el0t_64_sync_handler+0xcc/0xe4 [ 218.768649][ T5588] el0t_64_sync+0x1a0/0x1a4 [ 218.770487][ T5588] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 218.774058][ T5588] gfs2: fsid=](_: error -17 adding sysfs files [ 219.070186][ T5591] loop1: detected capacity change from 0 to 32768 [ 219.083447][ T5591] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 219.085455][ T5591] CPU: 0 PID: 5591 Comm: syz.1.240 Not tainted 5.15.186-syzkaller #0 [ 219.087714][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 219.090458][ T5591] Call trace: [ 219.091387][ T5591] dump_backtrace+0x0/0x43c [ 219.092706][ T5591] show_stack+0x2c/0x3c [ 219.093943][ T5591] __dump_stack+0x30/0x40 [ 219.095174][ T5591] dump_stack_lvl+0xf8/0x160 [ 219.096413][ T5591] dump_stack+0x1c/0x5c [ 219.097600][ T5591] sysfs_create_dir_ns+0x22c/0x24c [ 219.099119][ T5591] kobject_add_internal+0x590/0xc54 [ 219.100576][ T5591] kobject_init_and_add+0x118/0x17c [ 219.102023][ T5591] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.103337][ T5591] gfs2_fill_super+0xdac/0x19e0 [ 219.104742][ T5591] get_tree_bdev+0x358/0x544 [ 219.106081][ T5591] gfs2_get_tree+0x54/0x1b4 [ 219.107445][ T5591] vfs_get_tree+0x90/0x274 [ 219.108723][ T5591] do_new_mount+0x228/0x810 [ 219.109927][ T5591] path_mount+0x5b4/0x1000 [ 219.111111][ T5591] __arm64_sys_mount+0x514/0x5e4 [ 219.112509][ T5591] invoke_syscall+0x98/0x2b8 [ 219.113763][ T5591] el0_svc_common+0x138/0x258 [ 219.115107][ T5591] do_el0_svc+0x58/0x14c [ 219.116260][ T5591] el0_svc+0x78/0x1e0 [ 219.117331][ T5591] el0t_64_sync_handler+0xcc/0xe4 [ 219.118693][ T5591] el0t_64_sync+0x1a0/0x1a4 [ 219.120181][ T5591] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 219.123516][ T5591] gfs2: fsid=](_: error -17 adding sysfs files [ 219.425259][ T5594] loop1: detected capacity change from 0 to 32768 [ 219.480919][ T5594] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 219.482995][ T5594] CPU: 0 PID: 5594 Comm: syz.1.241 Not tainted 5.15.186-syzkaller #0 [ 219.485292][ T5594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 219.488055][ T5594] Call trace: [ 219.488945][ T5594] dump_backtrace+0x0/0x43c [ 219.490121][ T5594] show_stack+0x2c/0x3c [ 219.491278][ T5594] __dump_stack+0x30/0x40 [ 219.492509][ T5594] dump_stack_lvl+0xf8/0x160 [ 219.493802][ T5594] dump_stack+0x1c/0x5c [ 219.494994][ T5594] sysfs_create_dir_ns+0x22c/0x24c [ 219.496427][ T5594] kobject_add_internal+0x590/0xc54 [ 219.497910][ T5594] kobject_init_and_add+0x118/0x17c [ 219.499323][ T5594] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.500643][ T5594] gfs2_fill_super+0xdac/0x19e0 [ 219.502015][ T5594] get_tree_bdev+0x358/0x544 [ 219.503283][ T5594] gfs2_get_tree+0x54/0x1b4 [ 219.504557][ T5594] vfs_get_tree+0x90/0x274 [ 219.505816][ T5594] do_new_mount+0x228/0x810 [ 219.507105][ T5594] path_mount+0x5b4/0x1000 [ 219.508266][ T5594] __arm64_sys_mount+0x514/0x5e4 [ 219.509666][ T5594] invoke_syscall+0x98/0x2b8 [ 219.511019][ T5594] el0_svc_common+0x138/0x258 [ 219.512402][ T5594] do_el0_svc+0x58/0x14c [ 219.513599][ T5594] el0_svc+0x78/0x1e0 [ 219.514737][ T5594] el0t_64_sync_handler+0xcc/0xe4 [ 219.516118][ T5594] el0t_64_sync+0x1a0/0x1a4 [ 219.519085][ T5594] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 219.522785][ T5594] gfs2: fsid=](_: error -17 adding sysfs files [ 219.818659][ T5597] loop1: detected capacity change from 0 to 32768 [ 219.871149][ T5597] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 219.873594][ T5597] CPU: 1 PID: 5597 Comm: syz.1.242 Not tainted 5.15.186-syzkaller #0 [ 219.875931][ T5597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 219.878758][ T5597] Call trace: [ 219.879670][ T5597] dump_backtrace+0x0/0x43c [ 219.880899][ T5597] show_stack+0x2c/0x3c [ 219.882094][ T5597] __dump_stack+0x30/0x40 [ 219.883297][ T5597] dump_stack_lvl+0xf8/0x160 [ 219.884582][ T5597] dump_stack+0x1c/0x5c [ 219.885749][ T5597] sysfs_create_dir_ns+0x22c/0x24c [ 219.887120][ T5597] kobject_add_internal+0x590/0xc54 [ 219.888467][ T5597] kobject_init_and_add+0x118/0x17c [ 219.889889][ T5597] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.891180][ T5597] gfs2_fill_super+0xdac/0x19e0 [ 219.892560][ T5597] get_tree_bdev+0x358/0x544 [ 219.893785][ T5597] gfs2_get_tree+0x54/0x1b4 [ 219.894992][ T5597] vfs_get_tree+0x90/0x274 [ 219.896244][ T5597] do_new_mount+0x228/0x810 [ 219.897556][ T5597] path_mount+0x5b4/0x1000 [ 219.898806][ T5597] __arm64_sys_mount+0x514/0x5e4 [ 219.900118][ T5597] invoke_syscall+0x98/0x2b8 [ 219.901318][ T5597] el0_svc_common+0x138/0x258 [ 219.902571][ T5597] do_el0_svc+0x58/0x14c [ 219.903765][ T5597] el0_svc+0x78/0x1e0 [ 219.904837][ T5597] el0t_64_sync_handler+0xcc/0xe4 [ 219.906217][ T5597] el0t_64_sync+0x1a0/0x1a4 [ 219.909103][ T5597] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 219.913264][ T5597] gfs2: fsid=](_: error -17 adding sysfs files [ 220.251146][ T5600] loop1: detected capacity change from 0 to 32768 [ 220.307987][ T5600] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 220.310222][ T5600] CPU: 0 PID: 5600 Comm: syz.1.243 Not tainted 5.15.186-syzkaller #0 [ 220.312398][ T5600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 220.315167][ T5600] Call trace: [ 220.316090][ T5600] dump_backtrace+0x0/0x43c [ 220.317318][ T5600] show_stack+0x2c/0x3c [ 220.318427][ T5600] __dump_stack+0x30/0x40 [ 220.319664][ T5600] dump_stack_lvl+0xf8/0x160 [ 220.320906][ T5600] dump_stack+0x1c/0x5c [ 220.322067][ T5600] sysfs_create_dir_ns+0x22c/0x24c [ 220.323559][ T5600] kobject_add_internal+0x590/0xc54 [ 220.324995][ T5600] kobject_init_and_add+0x118/0x17c [ 220.326408][ T5600] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.327703][ T5600] gfs2_fill_super+0xdac/0x19e0 [ 220.329028][ T5600] get_tree_bdev+0x358/0x544 [ 220.330308][ T5600] gfs2_get_tree+0x54/0x1b4 [ 220.331554][ T5600] vfs_get_tree+0x90/0x274 [ 220.332861][ T5600] do_new_mount+0x228/0x810 [ 220.334139][ T5600] path_mount+0x5b4/0x1000 [ 220.335390][ T5600] __arm64_sys_mount+0x514/0x5e4 [ 220.336804][ T5600] invoke_syscall+0x98/0x2b8 [ 220.338221][ T5600] el0_svc_common+0x138/0x258 [ 220.339600][ T5600] do_el0_svc+0x58/0x14c [ 220.340823][ T5600] el0_svc+0x78/0x1e0 [ 220.342069][ T5600] el0t_64_sync_handler+0xcc/0xe4 [ 220.343596][ T5600] el0t_64_sync+0x1a0/0x1a4 [ 220.347437][ T5600] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 220.351728][ T5600] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:03:40 executed programs: 230 [ 220.643685][ T5603] loop1: detected capacity change from 0 to 32768 [ 220.652095][ T5603] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 220.654122][ T5603] CPU: 0 PID: 5603 Comm: syz.1.244 Not tainted 5.15.186-syzkaller #0 [ 220.656369][ T5603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 220.659240][ T5603] Call trace: [ 220.660163][ T5603] dump_backtrace+0x0/0x43c [ 220.661427][ T5603] show_stack+0x2c/0x3c [ 220.662634][ T5603] __dump_stack+0x30/0x40 [ 220.663807][ T5603] dump_stack_lvl+0xf8/0x160 [ 220.665103][ T5603] dump_stack+0x1c/0x5c [ 220.666294][ T5603] sysfs_create_dir_ns+0x22c/0x24c [ 220.667828][ T5603] kobject_add_internal+0x590/0xc54 [ 220.669316][ T5603] kobject_init_and_add+0x118/0x17c [ 220.670790][ T5603] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.672131][ T5603] gfs2_fill_super+0xdac/0x19e0 [ 220.673434][ T5603] get_tree_bdev+0x358/0x544 [ 220.674708][ T5603] gfs2_get_tree+0x54/0x1b4 [ 220.676011][ T5603] vfs_get_tree+0x90/0x274 [ 220.677192][ T5603] do_new_mount+0x228/0x810 [ 220.678467][ T5603] path_mount+0x5b4/0x1000 [ 220.679726][ T5603] __arm64_sys_mount+0x514/0x5e4 [ 220.681185][ T5603] invoke_syscall+0x98/0x2b8 [ 220.682439][ T5603] el0_svc_common+0x138/0x258 [ 220.683766][ T5603] do_el0_svc+0x58/0x14c [ 220.684983][ T5603] el0_svc+0x78/0x1e0 [ 220.686054][ T5603] el0t_64_sync_handler+0xcc/0xe4 [ 220.687458][ T5603] el0t_64_sync+0x1a0/0x1a4 [ 220.694602][ T5603] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 220.698339][ T5603] gfs2: fsid=](_: error -17 adding sysfs files [ 221.047568][ T5606] loop1: detected capacity change from 0 to 32768 [ 221.062156][ T5606] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 221.064259][ T5606] CPU: 0 PID: 5606 Comm: syz.1.245 Not tainted 5.15.186-syzkaller #0 [ 221.066482][ T5606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 221.069408][ T5606] Call trace: [ 221.070301][ T5606] dump_backtrace+0x0/0x43c [ 221.071529][ T5606] show_stack+0x2c/0x3c [ 221.072653][ T5606] __dump_stack+0x30/0x40 [ 221.073877][ T5606] dump_stack_lvl+0xf8/0x160 [ 221.075192][ T5606] dump_stack+0x1c/0x5c [ 221.076406][ T5606] sysfs_create_dir_ns+0x22c/0x24c [ 221.077842][ T5606] kobject_add_internal+0x590/0xc54 [ 221.079315][ T5606] kobject_init_and_add+0x118/0x17c [ 221.080733][ T5606] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.082001][ T5606] gfs2_fill_super+0xdac/0x19e0 [ 221.083429][ T5606] get_tree_bdev+0x358/0x544 [ 221.084628][ T5606] gfs2_get_tree+0x54/0x1b4 [ 221.085905][ T5606] vfs_get_tree+0x90/0x274 [ 221.087158][ T5606] do_new_mount+0x228/0x810 [ 221.088403][ T5606] path_mount+0x5b4/0x1000 [ 221.089686][ T5606] __arm64_sys_mount+0x514/0x5e4 [ 221.091053][ T5606] invoke_syscall+0x98/0x2b8 [ 221.092379][ T5606] el0_svc_common+0x138/0x258 [ 221.093782][ T5606] do_el0_svc+0x58/0x14c [ 221.094949][ T5606] el0_svc+0x78/0x1e0 [ 221.096125][ T5606] el0t_64_sync_handler+0xcc/0xe4 [ 221.097603][ T5606] el0t_64_sync+0x1a0/0x1a4 [ 221.101992][ T5606] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 221.105594][ T5606] gfs2: fsid=](_: error -17 adding sysfs files [ 221.396513][ T5609] loop1: detected capacity change from 0 to 32768 [ 221.461408][ T5609] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 221.463563][ T5609] CPU: 1 PID: 5609 Comm: syz.1.246 Not tainted 5.15.186-syzkaller #0 [ 221.465865][ T5609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 221.468770][ T5609] Call trace: [ 221.469630][ T5609] dump_backtrace+0x0/0x43c [ 221.470862][ T5609] show_stack+0x2c/0x3c [ 221.471967][ T5609] __dump_stack+0x30/0x40 [ 221.473175][ T5609] dump_stack_lvl+0xf8/0x160 [ 221.474364][ T5609] dump_stack+0x1c/0x5c [ 221.475587][ T5609] sysfs_create_dir_ns+0x22c/0x24c [ 221.476994][ T5609] kobject_add_internal+0x590/0xc54 [ 221.478391][ T5609] kobject_init_and_add+0x118/0x17c [ 221.479811][ T5609] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.481070][ T5609] gfs2_fill_super+0xdac/0x19e0 [ 221.482453][ T5609] get_tree_bdev+0x358/0x544 [ 221.483782][ T5609] gfs2_get_tree+0x54/0x1b4 [ 221.485112][ T5609] vfs_get_tree+0x90/0x274 [ 221.486307][ T5609] do_new_mount+0x228/0x810 [ 221.487505][ T5609] path_mount+0x5b4/0x1000 [ 221.488805][ T5609] __arm64_sys_mount+0x514/0x5e4 [ 221.490110][ T5609] invoke_syscall+0x98/0x2b8 [ 221.491331][ T5609] el0_svc_common+0x138/0x258 [ 221.492592][ T5609] do_el0_svc+0x58/0x14c [ 221.493782][ T5609] el0_svc+0x78/0x1e0 [ 221.494867][ T5609] el0t_64_sync_handler+0xcc/0xe4 [ 221.496263][ T5609] el0t_64_sync+0x1a0/0x1a4 [ 221.499779][ T5609] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 221.503211][ T5609] gfs2: fsid=](_: error -17 adding sysfs files [ 221.814862][ T5612] loop1: detected capacity change from 0 to 32768 [ 221.861398][ T5612] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 221.863440][ T5612] CPU: 1 PID: 5612 Comm: syz.1.247 Not tainted 5.15.186-syzkaller #0 [ 221.865574][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 221.868417][ T5612] Call trace: [ 221.869341][ T5612] dump_backtrace+0x0/0x43c [ 221.870625][ T5612] show_stack+0x2c/0x3c [ 221.871865][ T5612] __dump_stack+0x30/0x40 [ 221.873043][ T5612] dump_stack_lvl+0xf8/0x160 [ 221.874360][ T5612] dump_stack+0x1c/0x5c [ 221.875492][ T5612] sysfs_create_dir_ns+0x22c/0x24c [ 221.876945][ T5612] kobject_add_internal+0x590/0xc54 [ 221.878400][ T5612] kobject_init_and_add+0x118/0x17c [ 221.879866][ T5612] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.881248][ T5612] gfs2_fill_super+0xdac/0x19e0 [ 221.882582][ T5612] get_tree_bdev+0x358/0x544 [ 221.883841][ T5612] gfs2_get_tree+0x54/0x1b4 [ 221.885054][ T5612] vfs_get_tree+0x90/0x274 [ 221.886323][ T5612] do_new_mount+0x228/0x810 [ 221.887575][ T5612] path_mount+0x5b4/0x1000 [ 221.888906][ T5612] __arm64_sys_mount+0x514/0x5e4 [ 221.890250][ T5612] invoke_syscall+0x98/0x2b8 [ 221.891579][ T5612] el0_svc_common+0x138/0x258 [ 221.892908][ T5612] do_el0_svc+0x58/0x14c [ 221.894077][ T5612] el0_svc+0x78/0x1e0 [ 221.895207][ T5612] el0t_64_sync_handler+0xcc/0xe4 [ 221.896570][ T5612] el0t_64_sync+0x1a0/0x1a4 [ 221.900763][ T5612] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 221.904240][ T5612] gfs2: fsid=](_: error -17 adding sysfs files [ 222.209832][ T5615] loop1: detected capacity change from 0 to 32768 [ 222.258299][ T5615] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 222.261847][ T5615] CPU: 0 PID: 5615 Comm: syz.1.248 Not tainted 5.15.186-syzkaller #0 [ 222.264139][ T5615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 222.266943][ T5615] Call trace: [ 222.267869][ T5615] dump_backtrace+0x0/0x43c [ 222.269135][ T5615] show_stack+0x2c/0x3c [ 222.270286][ T5615] __dump_stack+0x30/0x40 [ 222.271470][ T5615] dump_stack_lvl+0xf8/0x160 [ 222.272707][ T5615] dump_stack+0x1c/0x5c [ 222.273812][ T5615] sysfs_create_dir_ns+0x22c/0x24c [ 222.275239][ T5615] kobject_add_internal+0x590/0xc54 [ 222.276741][ T5615] kobject_init_and_add+0x118/0x17c [ 222.278244][ T5615] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.279600][ T5615] gfs2_fill_super+0xdac/0x19e0 [ 222.280982][ T5615] get_tree_bdev+0x358/0x544 [ 222.282236][ T5615] gfs2_get_tree+0x54/0x1b4 [ 222.283535][ T5615] vfs_get_tree+0x90/0x274 [ 222.284746][ T5615] do_new_mount+0x228/0x810 [ 222.286069][ T5615] path_mount+0x5b4/0x1000 [ 222.287357][ T5615] __arm64_sys_mount+0x514/0x5e4 [ 222.288804][ T5615] invoke_syscall+0x98/0x2b8 [ 222.290096][ T5615] el0_svc_common+0x138/0x258 [ 222.291421][ T5615] do_el0_svc+0x58/0x14c [ 222.292580][ T5615] el0_svc+0x78/0x1e0 [ 222.293642][ T5615] el0t_64_sync_handler+0xcc/0xe4 [ 222.295069][ T5615] el0t_64_sync+0x1a0/0x1a4 [ 222.298780][ T5615] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 222.302429][ T5615] gfs2: fsid=](_: error -17 adding sysfs files [ 222.594925][ T5618] loop1: detected capacity change from 0 to 32768 [ 222.631524][ T5618] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 222.633548][ T5618] CPU: 1 PID: 5618 Comm: syz.1.249 Not tainted 5.15.186-syzkaller #0 [ 222.635704][ T5618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 222.638478][ T5618] Call trace: [ 222.639402][ T5618] dump_backtrace+0x0/0x43c [ 222.640686][ T5618] show_stack+0x2c/0x3c [ 222.641919][ T5618] __dump_stack+0x30/0x40 [ 222.643098][ T5618] dump_stack_lvl+0xf8/0x160 [ 222.644352][ T5618] dump_stack+0x1c/0x5c [ 222.645525][ T5618] sysfs_create_dir_ns+0x22c/0x24c [ 222.646885][ T5618] kobject_add_internal+0x590/0xc54 [ 222.648347][ T5618] kobject_init_and_add+0x118/0x17c [ 222.649724][ T5618] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.651033][ T5618] gfs2_fill_super+0xdac/0x19e0 [ 222.652412][ T5618] get_tree_bdev+0x358/0x544 [ 222.653687][ T5618] gfs2_get_tree+0x54/0x1b4 [ 222.654924][ T5618] vfs_get_tree+0x90/0x274 [ 222.656114][ T5618] do_new_mount+0x228/0x810 [ 222.657422][ T5618] path_mount+0x5b4/0x1000 [ 222.658631][ T5618] __arm64_sys_mount+0x514/0x5e4 [ 222.659987][ T5618] invoke_syscall+0x98/0x2b8 [ 222.661264][ T5618] el0_svc_common+0x138/0x258 [ 222.662567][ T5618] do_el0_svc+0x58/0x14c [ 222.663759][ T5618] el0_svc+0x78/0x1e0 [ 222.664900][ T5618] el0t_64_sync_handler+0xcc/0xe4 [ 222.666248][ T5618] el0t_64_sync+0x1a0/0x1a4 [ 222.669050][ T5618] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 222.681256][ T5618] gfs2: fsid=](_: error -17 adding sysfs files [ 223.017874][ T5621] loop1: detected capacity change from 0 to 32768 [ 223.063344][ T5621] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 223.065439][ T5621] CPU: 0 PID: 5621 Comm: syz.1.250 Not tainted 5.15.186-syzkaller #0 [ 223.067679][ T5621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 223.070430][ T5621] Call trace: [ 223.071305][ T5621] dump_backtrace+0x0/0x43c [ 223.072530][ T5621] show_stack+0x2c/0x3c [ 223.073714][ T5621] __dump_stack+0x30/0x40 [ 223.074981][ T5621] dump_stack_lvl+0xf8/0x160 [ 223.076326][ T5621] dump_stack+0x1c/0x5c [ 223.077435][ T5621] sysfs_create_dir_ns+0x22c/0x24c [ 223.078815][ T5621] kobject_add_internal+0x590/0xc54 [ 223.080278][ T5621] kobject_init_and_add+0x118/0x17c [ 223.081717][ T5621] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.082991][ T5621] gfs2_fill_super+0xdac/0x19e0 [ 223.084292][ T5621] get_tree_bdev+0x358/0x544 [ 223.085573][ T5621] gfs2_get_tree+0x54/0x1b4 [ 223.086816][ T5621] vfs_get_tree+0x90/0x274 [ 223.088012][ T5621] do_new_mount+0x228/0x810 [ 223.089252][ T5621] path_mount+0x5b4/0x1000 [ 223.090495][ T5621] __arm64_sys_mount+0x514/0x5e4 [ 223.091889][ T5621] invoke_syscall+0x98/0x2b8 [ 223.093143][ T5621] el0_svc_common+0x138/0x258 [ 223.094461][ T5621] do_el0_svc+0x58/0x14c [ 223.095630][ T5621] el0_svc+0x78/0x1e0 [ 223.096769][ T5621] el0t_64_sync_handler+0xcc/0xe4 [ 223.098167][ T5621] el0t_64_sync+0x1a0/0x1a4 [ 223.110056][ T5621] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 223.113714][ T5621] gfs2: fsid=](_: error -17 adding sysfs files [ 223.499931][ T5624] loop1: detected capacity change from 0 to 32768 [ 223.514798][ T5624] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 223.516857][ T5624] CPU: 1 PID: 5624 Comm: syz.1.251 Not tainted 5.15.186-syzkaller #0 [ 223.519068][ T5624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 223.521903][ T5624] Call trace: [ 223.522835][ T5624] dump_backtrace+0x0/0x43c [ 223.524077][ T5624] show_stack+0x2c/0x3c [ 223.525209][ T5624] __dump_stack+0x30/0x40 [ 223.526383][ T5624] dump_stack_lvl+0xf8/0x160 [ 223.527634][ T5624] dump_stack+0x1c/0x5c [ 223.528742][ T5624] sysfs_create_dir_ns+0x22c/0x24c [ 223.530165][ T5624] kobject_add_internal+0x590/0xc54 [ 223.531644][ T5624] kobject_init_and_add+0x118/0x17c [ 223.533084][ T5624] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.534360][ T5624] gfs2_fill_super+0xdac/0x19e0 [ 223.535660][ T5624] get_tree_bdev+0x358/0x544 [ 223.536880][ T5624] gfs2_get_tree+0x54/0x1b4 [ 223.538164][ T5624] vfs_get_tree+0x90/0x274 [ 223.539388][ T5624] do_new_mount+0x228/0x810 [ 223.540627][ T5624] path_mount+0x5b4/0x1000 [ 223.541936][ T5624] __arm64_sys_mount+0x514/0x5e4 [ 223.543273][ T5624] invoke_syscall+0x98/0x2b8 [ 223.544503][ T5624] el0_svc_common+0x138/0x258 [ 223.545796][ T5624] do_el0_svc+0x58/0x14c [ 223.546968][ T5624] el0_svc+0x78/0x1e0 [ 223.548098][ T5624] el0t_64_sync_handler+0xcc/0xe4 [ 223.549417][ T5624] el0t_64_sync+0x1a0/0x1a4 [ 223.553135][ T5624] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 223.556660][ T5624] gfs2: fsid=](_: error -17 adding sysfs files [ 223.923855][ T5627] loop1: detected capacity change from 0 to 32768 [ 223.969867][ T5627] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 223.971861][ T5627] CPU: 1 PID: 5627 Comm: syz.1.252 Not tainted 5.15.186-syzkaller #0 [ 223.973923][ T5627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 223.976753][ T5627] Call trace: [ 223.977681][ T5627] dump_backtrace+0x0/0x43c [ 223.978919][ T5627] show_stack+0x2c/0x3c [ 223.980048][ T5627] __dump_stack+0x30/0x40 [ 223.981218][ T5627] dump_stack_lvl+0xf8/0x160 [ 223.982513][ T5627] dump_stack+0x1c/0x5c [ 223.983701][ T5627] sysfs_create_dir_ns+0x22c/0x24c [ 223.985076][ T5627] kobject_add_internal+0x590/0xc54 [ 223.986494][ T5627] kobject_init_and_add+0x118/0x17c [ 223.987883][ T5627] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.989138][ T5627] gfs2_fill_super+0xdac/0x19e0 [ 223.990495][ T5627] get_tree_bdev+0x358/0x544 [ 223.991806][ T5627] gfs2_get_tree+0x54/0x1b4 [ 223.993133][ T5627] vfs_get_tree+0x90/0x274 [ 223.994316][ T5627] do_new_mount+0x228/0x810 [ 223.995608][ T5627] path_mount+0x5b4/0x1000 [ 223.996917][ T5627] __arm64_sys_mount+0x514/0x5e4 [ 223.998309][ T5627] invoke_syscall+0x98/0x2b8 [ 223.999590][ T5627] el0_svc_common+0x138/0x258 [ 224.000897][ T5627] do_el0_svc+0x58/0x14c [ 224.002076][ T5627] el0_svc+0x78/0x1e0 [ 224.003169][ T5627] el0t_64_sync_handler+0xcc/0xe4 [ 224.004499][ T5627] el0t_64_sync+0x1a0/0x1a4 [ 224.009734][ T5627] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 224.013192][ T5627] gfs2: fsid=](_: error -17 adding sysfs files [ 224.357361][ T5630] loop1: detected capacity change from 0 to 32768 [ 224.403768][ T5630] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 224.405788][ T5630] CPU: 0 PID: 5630 Comm: syz.1.253 Not tainted 5.15.186-syzkaller #0 [ 224.408102][ T5630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 224.410978][ T5630] Call trace: [ 224.411856][ T5630] dump_backtrace+0x0/0x43c [ 224.413130][ T5630] show_stack+0x2c/0x3c [ 224.414286][ T5630] __dump_stack+0x30/0x40 [ 224.415525][ T5630] dump_stack_lvl+0xf8/0x160 [ 224.416789][ T5630] dump_stack+0x1c/0x5c [ 224.417928][ T5630] sysfs_create_dir_ns+0x22c/0x24c [ 224.419338][ T5630] kobject_add_internal+0x590/0xc54 [ 224.420769][ T5630] kobject_init_and_add+0x118/0x17c [ 224.422184][ T5630] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.423464][ T5630] gfs2_fill_super+0xdac/0x19e0 [ 224.424807][ T5630] get_tree_bdev+0x358/0x544 [ 224.426115][ T5630] gfs2_get_tree+0x54/0x1b4 [ 224.427342][ T5630] vfs_get_tree+0x90/0x274 [ 224.428624][ T5630] do_new_mount+0x228/0x810 [ 224.429922][ T5630] path_mount+0x5b4/0x1000 [ 224.431161][ T5630] __arm64_sys_mount+0x514/0x5e4 [ 224.432522][ T5630] invoke_syscall+0x98/0x2b8 [ 224.433868][ T5630] el0_svc_common+0x138/0x258 [ 224.435229][ T5630] do_el0_svc+0x58/0x14c [ 224.436422][ T5630] el0_svc+0x78/0x1e0 [ 224.437548][ T5630] el0t_64_sync_handler+0xcc/0xe4 [ 224.439024][ T5630] el0t_64_sync+0x1a0/0x1a4 [ 224.442636][ T5630] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 224.446211][ T5630] gfs2: fsid=](_: error -17 adding sysfs files [ 224.740437][ T5633] loop1: detected capacity change from 0 to 32768 [ 224.753549][ T5633] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 224.755450][ T5633] CPU: 0 PID: 5633 Comm: syz.1.254 Not tainted 5.15.186-syzkaller #0 [ 224.757556][ T5633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 224.760275][ T5633] Call trace: [ 224.761157][ T5633] dump_backtrace+0x0/0x43c [ 224.762405][ T5633] show_stack+0x2c/0x3c [ 224.763563][ T5633] __dump_stack+0x30/0x40 [ 224.764793][ T5633] dump_stack_lvl+0xf8/0x160 [ 224.766057][ T5633] dump_stack+0x1c/0x5c [ 224.767234][ T5633] sysfs_create_dir_ns+0x22c/0x24c [ 224.768692][ T5633] kobject_add_internal+0x590/0xc54 [ 224.770113][ T5633] kobject_init_and_add+0x118/0x17c [ 224.771643][ T5633] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.772957][ T5633] gfs2_fill_super+0xdac/0x19e0 [ 224.774345][ T5633] get_tree_bdev+0x358/0x544 [ 224.775638][ T5633] gfs2_get_tree+0x54/0x1b4 [ 224.776832][ T5633] vfs_get_tree+0x90/0x274 [ 224.778101][ T5633] do_new_mount+0x228/0x810 [ 224.779438][ T5633] path_mount+0x5b4/0x1000 [ 224.780647][ T5633] __arm64_sys_mount+0x514/0x5e4 [ 224.782065][ T5633] invoke_syscall+0x98/0x2b8 [ 224.783319][ T5633] el0_svc_common+0x138/0x258 [ 224.784632][ T5633] do_el0_svc+0x58/0x14c [ 224.785764][ T5633] el0_svc+0x78/0x1e0 [ 224.786811][ T5633] el0t_64_sync_handler+0xcc/0xe4 [ 224.788185][ T5633] el0t_64_sync+0x1a0/0x1a4 [ 224.791903][ T5633] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 224.795483][ T5633] gfs2: fsid=](_: error -17 adding sysfs files [ 225.103162][ T5636] loop1: detected capacity change from 0 to 32768 [ 225.164658][ T5636] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 225.166741][ T5636] CPU: 1 PID: 5636 Comm: syz.1.255 Not tainted 5.15.186-syzkaller #0 [ 225.169068][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 225.171948][ T5636] Call trace: [ 225.172886][ T5636] dump_backtrace+0x0/0x43c [ 225.174205][ T5636] show_stack+0x2c/0x3c [ 225.175342][ T5636] __dump_stack+0x30/0x40 [ 225.176503][ T5636] dump_stack_lvl+0xf8/0x160 [ 225.177757][ T5636] dump_stack+0x1c/0x5c [ 225.178862][ T5636] sysfs_create_dir_ns+0x22c/0x24c [ 225.180420][ T5636] kobject_add_internal+0x590/0xc54 [ 225.182027][ T5636] kobject_init_and_add+0x118/0x17c [ 225.183533][ T5636] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.184864][ T5636] gfs2_fill_super+0xdac/0x19e0 [ 225.186191][ T5636] get_tree_bdev+0x358/0x544 [ 225.187447][ T5636] gfs2_get_tree+0x54/0x1b4 [ 225.188784][ T5636] vfs_get_tree+0x90/0x274 [ 225.189976][ T5636] do_new_mount+0x228/0x810 [ 225.191303][ T5636] path_mount+0x5b4/0x1000 [ 225.192561][ T5636] __arm64_sys_mount+0x514/0x5e4 [ 225.193939][ T5636] invoke_syscall+0x98/0x2b8 [ 225.195234][ T5636] el0_svc_common+0x138/0x258 [ 225.196572][ T5636] do_el0_svc+0x58/0x14c [ 225.197841][ T5636] el0_svc+0x78/0x1e0 [ 225.199008][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 225.200385][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 225.207187][ T5636] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 225.210900][ T5636] gfs2: fsid=](_: error -17 adding sysfs files [ 225.576107][ T5639] loop1: detected capacity change from 0 to 32768 [ 225.613753][ T5639] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 225.615764][ T5639] CPU: 1 PID: 5639 Comm: syz.1.256 Not tainted 5.15.186-syzkaller #0 [ 225.618028][ T5639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 225.620848][ T5639] Call trace: [ 225.621771][ T5639] dump_backtrace+0x0/0x43c [ 225.623069][ T5639] show_stack+0x2c/0x3c [ 225.624252][ T5639] __dump_stack+0x30/0x40 [ 225.625510][ T5639] dump_stack_lvl+0xf8/0x160 [ 225.626775][ T5639] dump_stack+0x1c/0x5c [ 225.627965][ T5639] sysfs_create_dir_ns+0x22c/0x24c [ 225.629441][ T5639] kobject_add_internal+0x590/0xc54 [ 225.630924][ T5639] kobject_init_and_add+0x118/0x17c [ 225.632332][ T5639] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.633678][ T5639] gfs2_fill_super+0xdac/0x19e0 [ 225.635082][ T5639] get_tree_bdev+0x358/0x544 [ 225.636358][ T5639] gfs2_get_tree+0x54/0x1b4 [ 225.637667][ T5639] vfs_get_tree+0x90/0x274 [ 225.638879][ T5639] do_new_mount+0x228/0x810 [ 225.640134][ T5639] path_mount+0x5b4/0x1000 [ 225.641412][ T5639] __arm64_sys_mount+0x514/0x5e4 [ 225.642894][ T5639] invoke_syscall+0x98/0x2b8 [ 225.644111][ T5639] el0_svc_common+0x138/0x258 [ 225.645354][ T5639] do_el0_svc+0x58/0x14c [ 225.646581][ T5639] el0_svc+0x78/0x1e0 [ 225.647733][ T5639] el0t_64_sync_handler+0xcc/0xe4 [ 225.649170][ T5639] el0t_64_sync+0x1a0/0x1a4 [ 225.653013][ T5639] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 225.656735][ T5639] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:03:45 executed programs: 243 [ 225.998020][ T5642] loop1: detected capacity change from 0 to 32768 [ 226.055165][ T5642] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 226.057231][ T5642] CPU: 0 PID: 5642 Comm: syz.1.257 Not tainted 5.15.186-syzkaller #0 [ 226.059475][ T5642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 226.062292][ T5642] Call trace: [ 226.063239][ T5642] dump_backtrace+0x0/0x43c [ 226.064468][ T5642] show_stack+0x2c/0x3c [ 226.065662][ T5642] __dump_stack+0x30/0x40 [ 226.066847][ T5642] dump_stack_lvl+0xf8/0x160 [ 226.068142][ T5642] dump_stack+0x1c/0x5c [ 226.069287][ T5642] sysfs_create_dir_ns+0x22c/0x24c [ 226.070768][ T5642] kobject_add_internal+0x590/0xc54 [ 226.072148][ T5642] kobject_init_and_add+0x118/0x17c [ 226.073637][ T5642] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.074962][ T5642] gfs2_fill_super+0xdac/0x19e0 [ 226.076361][ T5642] get_tree_bdev+0x358/0x544 [ 226.077656][ T5642] gfs2_get_tree+0x54/0x1b4 [ 226.078920][ T5642] vfs_get_tree+0x90/0x274 [ 226.080162][ T5642] do_new_mount+0x228/0x810 [ 226.081437][ T5642] path_mount+0x5b4/0x1000 [ 226.082711][ T5642] __arm64_sys_mount+0x514/0x5e4 [ 226.084134][ T5642] invoke_syscall+0x98/0x2b8 [ 226.085424][ T5642] el0_svc_common+0x138/0x258 [ 226.086797][ T5642] do_el0_svc+0x58/0x14c [ 226.087949][ T5642] el0_svc+0x78/0x1e0 [ 226.089099][ T5642] el0t_64_sync_handler+0xcc/0xe4 [ 226.090518][ T5642] el0t_64_sync+0x1a0/0x1a4 [ 226.097822][ T5642] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 226.101648][ T5642] gfs2: fsid=](_: error -17 adding sysfs files [ 226.391929][ T5645] loop1: detected capacity change from 0 to 32768 [ 226.448923][ T5645] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 226.451298][ T5645] CPU: 1 PID: 5645 Comm: syz.1.258 Not tainted 5.15.186-syzkaller #0 [ 226.453483][ T5645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 226.456362][ T5645] Call trace: [ 226.457265][ T5645] dump_backtrace+0x0/0x43c [ 226.458466][ T5645] show_stack+0x2c/0x3c [ 226.459723][ T5645] __dump_stack+0x30/0x40 [ 226.460929][ T5645] dump_stack_lvl+0xf8/0x160 [ 226.462242][ T5645] dump_stack+0x1c/0x5c [ 226.463483][ T5645] sysfs_create_dir_ns+0x22c/0x24c [ 226.464911][ T5645] kobject_add_internal+0x590/0xc54 [ 226.466399][ T5645] kobject_init_and_add+0x118/0x17c [ 226.467808][ T5645] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.469159][ T5645] gfs2_fill_super+0xdac/0x19e0 [ 226.470551][ T5645] get_tree_bdev+0x358/0x544 [ 226.471931][ T5645] gfs2_get_tree+0x54/0x1b4 [ 226.473199][ T5645] vfs_get_tree+0x90/0x274 [ 226.474383][ T5645] do_new_mount+0x228/0x810 [ 226.475715][ T5645] path_mount+0x5b4/0x1000 [ 226.476934][ T5645] __arm64_sys_mount+0x514/0x5e4 [ 226.478321][ T5645] invoke_syscall+0x98/0x2b8 [ 226.479683][ T5645] el0_svc_common+0x138/0x258 [ 226.481020][ T5645] do_el0_svc+0x58/0x14c [ 226.482196][ T5645] el0_svc+0x78/0x1e0 [ 226.483330][ T5645] el0t_64_sync_handler+0xcc/0xe4 [ 226.484736][ T5645] el0t_64_sync+0x1a0/0x1a4 [ 226.489428][ T5645] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 226.493280][ T5645] gfs2: fsid=](_: error -17 adding sysfs files [ 226.788368][ T5648] loop1: detected capacity change from 0 to 32768 [ 226.844963][ T5648] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 226.846950][ T5648] CPU: 0 PID: 5648 Comm: syz.1.259 Not tainted 5.15.186-syzkaller #0 [ 226.849387][ T5648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 226.852239][ T5648] Call trace: [ 226.853198][ T5648] dump_backtrace+0x0/0x43c [ 226.854549][ T5648] show_stack+0x2c/0x3c [ 226.855774][ T5648] __dump_stack+0x30/0x40 [ 226.856944][ T5648] dump_stack_lvl+0xf8/0x160 [ 226.858243][ T5648] dump_stack+0x1c/0x5c [ 226.859384][ T5648] sysfs_create_dir_ns+0x22c/0x24c [ 226.860838][ T5648] kobject_add_internal+0x590/0xc54 [ 226.862317][ T5648] kobject_init_and_add+0x118/0x17c [ 226.863739][ T5648] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.864999][ T5648] gfs2_fill_super+0xdac/0x19e0 [ 226.866355][ T5648] get_tree_bdev+0x358/0x544 [ 226.867638][ T5648] gfs2_get_tree+0x54/0x1b4 [ 226.868834][ T5648] vfs_get_tree+0x90/0x274 [ 226.870128][ T5648] do_new_mount+0x228/0x810 [ 226.871354][ T5648] path_mount+0x5b4/0x1000 [ 226.872542][ T5648] __arm64_sys_mount+0x514/0x5e4 [ 226.873979][ T5648] invoke_syscall+0x98/0x2b8 [ 226.875292][ T5648] el0_svc_common+0x138/0x258 [ 226.876695][ T5648] do_el0_svc+0x58/0x14c [ 226.877851][ T5648] el0_svc+0x78/0x1e0 [ 226.878945][ T5648] el0t_64_sync_handler+0xcc/0xe4 [ 226.880358][ T5648] el0t_64_sync+0x1a0/0x1a4 [ 226.884019][ T5648] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 226.887608][ T5648] gfs2: fsid=](_: error -17 adding sysfs files [ 227.174303][ T5651] loop1: detected capacity change from 0 to 32768 [ 227.232017][ T5651] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 227.234153][ T5651] CPU: 0 PID: 5651 Comm: syz.1.260 Not tainted 5.15.186-syzkaller #0 [ 227.236393][ T5651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 227.239225][ T5651] Call trace: [ 227.240115][ T5651] dump_backtrace+0x0/0x43c [ 227.241373][ T5651] show_stack+0x2c/0x3c [ 227.242504][ T5651] __dump_stack+0x30/0x40 [ 227.243761][ T5651] dump_stack_lvl+0xf8/0x160 [ 227.245023][ T5651] dump_stack+0x1c/0x5c [ 227.246229][ T5651] sysfs_create_dir_ns+0x22c/0x24c [ 227.247652][ T5651] kobject_add_internal+0x590/0xc54 [ 227.249229][ T5651] kobject_init_and_add+0x118/0x17c [ 227.250651][ T5651] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.251981][ T5651] gfs2_fill_super+0xdac/0x19e0 [ 227.253358][ T5651] get_tree_bdev+0x358/0x544 [ 227.254630][ T5651] gfs2_get_tree+0x54/0x1b4 [ 227.255903][ T5651] vfs_get_tree+0x90/0x274 [ 227.257073][ T5651] do_new_mount+0x228/0x810 [ 227.258258][ T5651] path_mount+0x5b4/0x1000 [ 227.259443][ T5651] __arm64_sys_mount+0x514/0x5e4 [ 227.260796][ T5651] invoke_syscall+0x98/0x2b8 [ 227.262024][ T5651] el0_svc_common+0x138/0x258 [ 227.263285][ T5651] do_el0_svc+0x58/0x14c [ 227.264461][ T5651] el0_svc+0x78/0x1e0 [ 227.265534][ T5651] el0t_64_sync_handler+0xcc/0xe4 [ 227.266972][ T5651] el0t_64_sync+0x1a0/0x1a4 [ 227.270947][ T5651] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 227.274588][ T5651] gfs2: fsid=](_: error -17 adding sysfs files [ 227.585072][ T5654] loop1: detected capacity change from 0 to 32768 [ 227.643497][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 227.645720][ T5654] CPU: 1 PID: 5654 Comm: syz.1.261 Not tainted 5.15.186-syzkaller #0 [ 227.648105][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 227.650960][ T5654] Call trace: [ 227.651917][ T5654] dump_backtrace+0x0/0x43c [ 227.653194][ T5654] show_stack+0x2c/0x3c [ 227.654418][ T5654] __dump_stack+0x30/0x40 [ 227.655629][ T5654] dump_stack_lvl+0xf8/0x160 [ 227.656875][ T5654] dump_stack+0x1c/0x5c [ 227.657998][ T5654] sysfs_create_dir_ns+0x22c/0x24c [ 227.659520][ T5654] kobject_add_internal+0x590/0xc54 [ 227.661009][ T5654] kobject_init_and_add+0x118/0x17c [ 227.662473][ T5654] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.663785][ T5654] gfs2_fill_super+0xdac/0x19e0 [ 227.665157][ T5654] get_tree_bdev+0x358/0x544 [ 227.666529][ T5654] gfs2_get_tree+0x54/0x1b4 [ 227.667828][ T5654] vfs_get_tree+0x90/0x274 [ 227.669065][ T5654] do_new_mount+0x228/0x810 [ 227.670326][ T5654] path_mount+0x5b4/0x1000 [ 227.671527][ T5654] __arm64_sys_mount+0x514/0x5e4 [ 227.672904][ T5654] invoke_syscall+0x98/0x2b8 [ 227.674196][ T5654] el0_svc_common+0x138/0x258 [ 227.675474][ T5654] do_el0_svc+0x58/0x14c [ 227.676656][ T5654] el0_svc+0x78/0x1e0 [ 227.677834][ T5654] el0t_64_sync_handler+0xcc/0xe4 [ 227.679218][ T5654] el0t_64_sync+0x1a0/0x1a4 [ 227.680963][ T5654] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 227.684437][ T5654] gfs2: fsid=](_: error -17 adding sysfs files [ 228.007421][ T5657] loop1: detected capacity change from 0 to 32768 [ 228.094526][ T5657] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 228.096687][ T5657] CPU: 1 PID: 5657 Comm: syz.1.262 Not tainted 5.15.186-syzkaller #0 [ 228.098890][ T5657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 228.101695][ T5657] Call trace: [ 228.102589][ T5657] dump_backtrace+0x0/0x43c [ 228.103815][ T5657] show_stack+0x2c/0x3c [ 228.104921][ T5657] __dump_stack+0x30/0x40 [ 228.106075][ T5657] dump_stack_lvl+0xf8/0x160 [ 228.107399][ T5657] dump_stack+0x1c/0x5c [ 228.108667][ T5657] sysfs_create_dir_ns+0x22c/0x24c [ 228.110078][ T5657] kobject_add_internal+0x590/0xc54 [ 228.111575][ T5657] kobject_init_and_add+0x118/0x17c [ 228.113088][ T5657] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.114362][ T5657] gfs2_fill_super+0xdac/0x19e0 [ 228.115696][ T5657] get_tree_bdev+0x358/0x544 [ 228.116971][ T5657] gfs2_get_tree+0x54/0x1b4 [ 228.118236][ T5657] vfs_get_tree+0x90/0x274 [ 228.119453][ T5657] do_new_mount+0x228/0x810 [ 228.120675][ T5657] path_mount+0x5b4/0x1000 [ 228.121877][ T5657] __arm64_sys_mount+0x514/0x5e4 [ 228.123286][ T5657] invoke_syscall+0x98/0x2b8 [ 228.124592][ T5657] el0_svc_common+0x138/0x258 [ 228.125993][ T5657] do_el0_svc+0x58/0x14c [ 228.127159][ T5657] el0_svc+0x78/0x1e0 [ 228.128300][ T5657] el0t_64_sync_handler+0xcc/0xe4 [ 228.129784][ T5657] el0t_64_sync+0x1a0/0x1a4 [ 228.134838][ T5657] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 228.138522][ T5657] gfs2: fsid=](_: error -17 adding sysfs files [ 228.440599][ T5660] loop1: detected capacity change from 0 to 32768 [ 228.533498][ T5660] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 228.535581][ T5660] CPU: 0 PID: 5660 Comm: syz.1.263 Not tainted 5.15.186-syzkaller #0 [ 228.537761][ T5660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 228.540522][ T5660] Call trace: [ 228.541435][ T5660] dump_backtrace+0x0/0x43c [ 228.542674][ T5660] show_stack+0x2c/0x3c [ 228.543818][ T5660] __dump_stack+0x30/0x40 [ 228.545008][ T5660] dump_stack_lvl+0xf8/0x160 [ 228.546327][ T5660] dump_stack+0x1c/0x5c [ 228.547439][ T5660] sysfs_create_dir_ns+0x22c/0x24c [ 228.548929][ T5660] kobject_add_internal+0x590/0xc54 [ 228.550414][ T5660] kobject_init_and_add+0x118/0x17c [ 228.551843][ T5660] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.553200][ T5660] gfs2_fill_super+0xdac/0x19e0 [ 228.554563][ T5660] get_tree_bdev+0x358/0x544 [ 228.555891][ T5660] gfs2_get_tree+0x54/0x1b4 [ 228.557253][ T5660] vfs_get_tree+0x90/0x274 [ 228.558478][ T5660] do_new_mount+0x228/0x810 [ 228.559852][ T5660] path_mount+0x5b4/0x1000 [ 228.561057][ T5660] __arm64_sys_mount+0x514/0x5e4 [ 228.562551][ T5660] invoke_syscall+0x98/0x2b8 [ 228.563785][ T5660] el0_svc_common+0x138/0x258 [ 228.565094][ T5660] do_el0_svc+0x58/0x14c [ 228.566282][ T5660] el0_svc+0x78/0x1e0 [ 228.567429][ T5660] el0t_64_sync_handler+0xcc/0xe4 [ 228.568802][ T5660] el0t_64_sync+0x1a0/0x1a4 [ 228.570990][ T5660] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 228.574394][ T5660] gfs2: fsid=](_: error -17 adding sysfs files [ 228.862315][ T5663] loop1: detected capacity change from 0 to 32768 [ 228.911087][ T5663] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 228.913167][ T5663] CPU: 0 PID: 5663 Comm: syz.1.264 Not tainted 5.15.186-syzkaller #0 [ 228.915434][ T5663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 228.918272][ T5663] Call trace: [ 228.919170][ T5663] dump_backtrace+0x0/0x43c [ 228.920464][ T5663] show_stack+0x2c/0x3c [ 228.921687][ T5663] __dump_stack+0x30/0x40 [ 228.922921][ T5663] dump_stack_lvl+0xf8/0x160 [ 228.924256][ T5663] dump_stack+0x1c/0x5c [ 228.925427][ T5663] sysfs_create_dir_ns+0x22c/0x24c [ 228.926910][ T5663] kobject_add_internal+0x590/0xc54 [ 228.928426][ T5663] kobject_init_and_add+0x118/0x17c [ 228.929944][ T5663] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.931296][ T5663] gfs2_fill_super+0xdac/0x19e0 [ 228.932651][ T5663] get_tree_bdev+0x358/0x544 [ 228.933957][ T5663] gfs2_get_tree+0x54/0x1b4 [ 228.935294][ T5663] vfs_get_tree+0x90/0x274 [ 228.936516][ T5663] do_new_mount+0x228/0x810 [ 228.937772][ T5663] path_mount+0x5b4/0x1000 [ 228.938992][ T5663] __arm64_sys_mount+0x514/0x5e4 [ 228.940351][ T5663] invoke_syscall+0x98/0x2b8 [ 228.941707][ T5663] el0_svc_common+0x138/0x258 [ 228.943029][ T5663] do_el0_svc+0x58/0x14c [ 228.944157][ T5663] el0_svc+0x78/0x1e0 [ 228.945264][ T5663] el0t_64_sync_handler+0xcc/0xe4 [ 228.946672][ T5663] el0t_64_sync+0x1a0/0x1a4 [ 228.951861][ T5663] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 228.955518][ T5663] gfs2: fsid=](_: error -17 adding sysfs files [ 229.256298][ T5666] loop1: detected capacity change from 0 to 32768 [ 229.301041][ T5666] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 229.302980][ T5666] CPU: 1 PID: 5666 Comm: syz.1.265 Not tainted 5.15.186-syzkaller #0 [ 229.305187][ T5666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 229.308038][ T5666] Call trace: [ 229.308898][ T5666] dump_backtrace+0x0/0x43c [ 229.310094][ T5666] show_stack+0x2c/0x3c [ 229.311225][ T5666] __dump_stack+0x30/0x40 [ 229.312404][ T5666] dump_stack_lvl+0xf8/0x160 [ 229.313704][ T5666] dump_stack+0x1c/0x5c [ 229.314833][ T5666] sysfs_create_dir_ns+0x22c/0x24c [ 229.316277][ T5666] kobject_add_internal+0x590/0xc54 [ 229.317732][ T5666] kobject_init_and_add+0x118/0x17c [ 229.319199][ T5666] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.320713][ T5666] gfs2_fill_super+0xdac/0x19e0 [ 229.322310][ T5666] get_tree_bdev+0x358/0x544 [ 229.323575][ T5666] gfs2_get_tree+0x54/0x1b4 [ 229.324875][ T5666] vfs_get_tree+0x90/0x274 [ 229.326113][ T5666] do_new_mount+0x228/0x810 [ 229.327450][ T5666] path_mount+0x5b4/0x1000 [ 229.328682][ T5666] __arm64_sys_mount+0x514/0x5e4 [ 229.330013][ T5666] invoke_syscall+0x98/0x2b8 [ 229.331293][ T5666] el0_svc_common+0x138/0x258 [ 229.332596][ T5666] do_el0_svc+0x58/0x14c [ 229.333739][ T5666] el0_svc+0x78/0x1e0 [ 229.334846][ T5666] el0t_64_sync_handler+0xcc/0xe4 [ 229.336249][ T5666] el0t_64_sync+0x1a0/0x1a4 [ 229.340237][ T5666] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 229.343962][ T5666] gfs2: fsid=](_: error -17 adding sysfs files [ 229.636345][ T5669] loop1: detected capacity change from 0 to 32768 [ 229.681482][ T5669] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 229.683535][ T5669] CPU: 0 PID: 5669 Comm: syz.1.266 Not tainted 5.15.186-syzkaller #0 [ 229.685825][ T5669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 229.688511][ T5669] Call trace: [ 229.689367][ T5669] dump_backtrace+0x0/0x43c [ 229.690539][ T5669] show_stack+0x2c/0x3c [ 229.691694][ T5669] __dump_stack+0x30/0x40 [ 229.692878][ T5669] dump_stack_lvl+0xf8/0x160 [ 229.694066][ T5669] dump_stack+0x1c/0x5c [ 229.695195][ T5669] sysfs_create_dir_ns+0x22c/0x24c [ 229.696699][ T5669] kobject_add_internal+0x590/0xc54 [ 229.698090][ T5669] kobject_init_and_add+0x118/0x17c [ 229.699536][ T5669] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.700803][ T5669] gfs2_fill_super+0xdac/0x19e0 [ 229.702209][ T5669] get_tree_bdev+0x358/0x544 [ 229.703501][ T5669] gfs2_get_tree+0x54/0x1b4 [ 229.704778][ T5669] vfs_get_tree+0x90/0x274 [ 229.706010][ T5669] do_new_mount+0x228/0x810 [ 229.707278][ T5669] path_mount+0x5b4/0x1000 [ 229.708473][ T5669] __arm64_sys_mount+0x514/0x5e4 [ 229.709890][ T5669] invoke_syscall+0x98/0x2b8 [ 229.711144][ T5669] el0_svc_common+0x138/0x258 [ 229.712405][ T5669] do_el0_svc+0x58/0x14c [ 229.713558][ T5669] el0_svc+0x78/0x1e0 [ 229.714627][ T5669] el0t_64_sync_handler+0xcc/0xe4 [ 229.716086][ T5669] el0t_64_sync+0x1a0/0x1a4 [ 229.721675][ T5669] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 229.725198][ T5669] gfs2: fsid=](_: error -17 adding sysfs files [ 230.123036][ T5672] loop1: detected capacity change from 0 to 32768 [ 230.189758][ T5672] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 230.191777][ T5672] CPU: 0 PID: 5672 Comm: syz.1.267 Not tainted 5.15.186-syzkaller #0 [ 230.193913][ T5672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 230.196671][ T5672] Call trace: [ 230.197549][ T5672] dump_backtrace+0x0/0x43c [ 230.198827][ T5672] show_stack+0x2c/0x3c [ 230.199979][ T5672] __dump_stack+0x30/0x40 [ 230.201120][ T5672] dump_stack_lvl+0xf8/0x160 [ 230.202392][ T5672] dump_stack+0x1c/0x5c [ 230.203541][ T5672] sysfs_create_dir_ns+0x22c/0x24c [ 230.205011][ T5672] kobject_add_internal+0x590/0xc54 [ 230.206441][ T5672] kobject_init_and_add+0x118/0x17c [ 230.207876][ T5672] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.209150][ T5672] gfs2_fill_super+0xdac/0x19e0 [ 230.210495][ T5672] get_tree_bdev+0x358/0x544 [ 230.211773][ T5672] gfs2_get_tree+0x54/0x1b4 [ 230.213018][ T5672] vfs_get_tree+0x90/0x274 [ 230.214241][ T5672] do_new_mount+0x228/0x810 [ 230.215444][ T5672] path_mount+0x5b4/0x1000 [ 230.216684][ T5672] __arm64_sys_mount+0x514/0x5e4 [ 230.218085][ T5672] invoke_syscall+0x98/0x2b8 [ 230.219343][ T5672] el0_svc_common+0x138/0x258 [ 230.220563][ T5672] do_el0_svc+0x58/0x14c [ 230.221716][ T5672] el0_svc+0x78/0x1e0 [ 230.222797][ T5672] el0t_64_sync_handler+0xcc/0xe4 [ 230.224166][ T5672] el0t_64_sync+0x1a0/0x1a4 [ 230.227961][ T5672] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 230.231535][ T5672] gfs2: fsid=](_: error -17 adding sysfs files [ 230.419943][ T4098] Bluetooth: hci0: command 0x0406 tx timeout [ 230.548211][ T5675] loop1: detected capacity change from 0 to 32768 [ 230.610890][ T5675] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 230.612929][ T5675] CPU: 1 PID: 5675 Comm: syz.1.268 Not tainted 5.15.186-syzkaller #0 [ 230.615191][ T5675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 230.617981][ T5675] Call trace: [ 230.618804][ T5675] dump_backtrace+0x0/0x43c [ 230.619868][ T5675] show_stack+0x2c/0x3c [ 230.621061][ T5675] __dump_stack+0x30/0x40 [ 230.622244][ T5675] dump_stack_lvl+0xf8/0x160 [ 230.623526][ T5675] dump_stack+0x1c/0x5c [ 230.624670][ T5675] sysfs_create_dir_ns+0x22c/0x24c [ 230.626107][ T5675] kobject_add_internal+0x590/0xc54 [ 230.627513][ T5675] kobject_init_and_add+0x118/0x17c [ 230.628891][ T5675] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.630169][ T5675] gfs2_fill_super+0xdac/0x19e0 [ 230.631456][ T5675] get_tree_bdev+0x358/0x544 [ 230.632743][ T5675] gfs2_get_tree+0x54/0x1b4 [ 230.633959][ T5675] vfs_get_tree+0x90/0x274 [ 230.635150][ T5675] do_new_mount+0x228/0x810 [ 230.636329][ T5675] path_mount+0x5b4/0x1000 [ 230.637555][ T5675] __arm64_sys_mount+0x514/0x5e4 [ 230.638867][ T5675] invoke_syscall+0x98/0x2b8 [ 230.640124][ T5675] el0_svc_common+0x138/0x258 [ 230.641429][ T5675] do_el0_svc+0x58/0x14c [ 230.642581][ T5675] el0_svc+0x78/0x1e0 [ 230.643661][ T5675] el0t_64_sync_handler+0xcc/0xe4 [ 230.644984][ T5675] el0t_64_sync+0x1a0/0x1a4 [ 230.647820][ T5675] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 230.651874][ T5675] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:03:50 executed programs: 255 [ 231.084739][ T5678] loop1: detected capacity change from 0 to 32768 [ 231.130699][ T5678] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 231.132781][ T5678] CPU: 1 PID: 5678 Comm: syz.1.269 Not tainted 5.15.186-syzkaller #0 [ 231.134967][ T5678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 231.137845][ T5678] Call trace: [ 231.138809][ T5678] dump_backtrace+0x0/0x43c [ 231.140145][ T5678] show_stack+0x2c/0x3c [ 231.141286][ T5678] __dump_stack+0x30/0x40 [ 231.142455][ T5678] dump_stack_lvl+0xf8/0x160 [ 231.143829][ T5678] dump_stack+0x1c/0x5c [ 231.145072][ T5678] sysfs_create_dir_ns+0x22c/0x24c [ 231.146493][ T5678] kobject_add_internal+0x590/0xc54 [ 231.148033][ T5678] kobject_init_and_add+0x118/0x17c [ 231.149566][ T5678] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.150926][ T5678] gfs2_fill_super+0xdac/0x19e0 [ 231.152317][ T5678] get_tree_bdev+0x358/0x544 [ 231.153663][ T5678] gfs2_get_tree+0x54/0x1b4 [ 231.154929][ T5678] vfs_get_tree+0x90/0x274 [ 231.156242][ T5678] do_new_mount+0x228/0x810 [ 231.157532][ T5678] path_mount+0x5b4/0x1000 [ 231.158721][ T5678] __arm64_sys_mount+0x514/0x5e4 [ 231.160130][ T5678] invoke_syscall+0x98/0x2b8 [ 231.161333][ T5678] el0_svc_common+0x138/0x258 [ 231.162661][ T5678] do_el0_svc+0x58/0x14c [ 231.163847][ T5678] el0_svc+0x78/0x1e0 [ 231.164943][ T5678] el0t_64_sync_handler+0xcc/0xe4 [ 231.166372][ T5678] el0t_64_sync+0x1a0/0x1a4 [ 231.168701][ T5678] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 231.172400][ T5678] gfs2: fsid=](_: error -17 adding sysfs files [ 231.488724][ T5681] loop1: detected capacity change from 0 to 32768 [ 231.535163][ T5681] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 231.537743][ T5681] CPU: 0 PID: 5681 Comm: syz.1.270 Not tainted 5.15.186-syzkaller #0 [ 231.539949][ T5681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 231.542853][ T5681] Call trace: [ 231.543770][ T5681] dump_backtrace+0x0/0x43c [ 231.545079][ T5681] show_stack+0x2c/0x3c [ 231.546196][ T5681] __dump_stack+0x30/0x40 [ 231.547318][ T5681] dump_stack_lvl+0xf8/0x160 [ 231.548595][ T5681] dump_stack+0x1c/0x5c [ 231.549700][ T5681] sysfs_create_dir_ns+0x22c/0x24c [ 231.551105][ T5681] kobject_add_internal+0x590/0xc54 [ 231.552570][ T5681] kobject_init_and_add+0x118/0x17c [ 231.554072][ T5681] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.555400][ T5681] gfs2_fill_super+0xdac/0x19e0 [ 231.556715][ T5681] get_tree_bdev+0x358/0x544 [ 231.557998][ T5681] gfs2_get_tree+0x54/0x1b4 [ 231.559278][ T5681] vfs_get_tree+0x90/0x274 [ 231.560502][ T5681] do_new_mount+0x228/0x810 [ 231.561834][ T5681] path_mount+0x5b4/0x1000 [ 231.563073][ T5681] __arm64_sys_mount+0x514/0x5e4 [ 231.564489][ T5681] invoke_syscall+0x98/0x2b8 [ 231.565738][ T5681] el0_svc_common+0x138/0x258 [ 231.567129][ T5681] do_el0_svc+0x58/0x14c [ 231.568225][ T5681] el0_svc+0x78/0x1e0 [ 231.569354][ T5681] el0t_64_sync_handler+0xcc/0xe4 [ 231.570787][ T5681] el0t_64_sync+0x1a0/0x1a4 [ 231.574738][ T5681] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 231.578162][ T5681] gfs2: fsid=](_: error -17 adding sysfs files [ 231.872870][ T5684] loop1: detected capacity change from 0 to 32768 [ 231.931745][ T5684] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 231.939639][ T5684] CPU: 0 PID: 5684 Comm: syz.1.271 Not tainted 5.15.186-syzkaller #0 [ 231.941890][ T5684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 231.944624][ T5684] Call trace: [ 231.945579][ T5684] dump_backtrace+0x0/0x43c [ 231.946781][ T5684] show_stack+0x2c/0x3c [ 231.947941][ T5684] __dump_stack+0x30/0x40 [ 231.949098][ T5684] dump_stack_lvl+0xf8/0x160 [ 231.950356][ T5684] dump_stack+0x1c/0x5c [ 231.951462][ T5684] sysfs_create_dir_ns+0x22c/0x24c [ 231.952932][ T5684] kobject_add_internal+0x590/0xc54 [ 231.954380][ T5684] kobject_init_and_add+0x118/0x17c [ 231.955744][ T5684] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.957095][ T5684] gfs2_fill_super+0xdac/0x19e0 [ 231.958412][ T5684] get_tree_bdev+0x358/0x544 [ 231.959685][ T5684] gfs2_get_tree+0x54/0x1b4 [ 231.960917][ T5684] vfs_get_tree+0x90/0x274 [ 231.962160][ T5684] do_new_mount+0x228/0x810 [ 231.963376][ T5684] path_mount+0x5b4/0x1000 [ 231.964652][ T5684] __arm64_sys_mount+0x514/0x5e4 [ 231.966031][ T5684] invoke_syscall+0x98/0x2b8 [ 231.967307][ T5684] el0_svc_common+0x138/0x258 [ 231.968607][ T5684] do_el0_svc+0x58/0x14c [ 231.969784][ T5684] el0_svc+0x78/0x1e0 [ 231.970913][ T5684] el0t_64_sync_handler+0xcc/0xe4 [ 231.972283][ T5684] el0t_64_sync+0x1a0/0x1a4 [ 231.979379][ T5684] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 231.983105][ T5684] gfs2: fsid=](_: error -17 adding sysfs files [ 232.355566][ T5687] loop1: detected capacity change from 0 to 32768 [ 232.420001][ T5687] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 232.422119][ T5687] CPU: 0 PID: 5687 Comm: syz.1.272 Not tainted 5.15.186-syzkaller #0 [ 232.424383][ T5687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 232.426991][ T5687] Call trace: [ 232.427884][ T5687] dump_backtrace+0x0/0x43c [ 232.429031][ T5687] show_stack+0x2c/0x3c [ 232.430105][ T5687] __dump_stack+0x30/0x40 [ 232.431345][ T5687] dump_stack_lvl+0xf8/0x160 [ 232.432614][ T5687] dump_stack+0x1c/0x5c [ 232.433814][ T5687] sysfs_create_dir_ns+0x22c/0x24c [ 232.435305][ T5687] kobject_add_internal+0x590/0xc54 [ 232.436772][ T5687] kobject_init_and_add+0x118/0x17c [ 232.438262][ T5687] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.439591][ T5687] gfs2_fill_super+0xdac/0x19e0 [ 232.441031][ T5687] get_tree_bdev+0x358/0x544 [ 232.442286][ T5687] gfs2_get_tree+0x54/0x1b4 [ 232.443625][ T5687] vfs_get_tree+0x90/0x274 [ 232.444813][ T5687] do_new_mount+0x228/0x810 [ 232.446068][ T5687] path_mount+0x5b4/0x1000 [ 232.447209][ T5687] __arm64_sys_mount+0x514/0x5e4 [ 232.448538][ T5687] invoke_syscall+0x98/0x2b8 [ 232.449742][ T5687] el0_svc_common+0x138/0x258 [ 232.451012][ T5687] do_el0_svc+0x58/0x14c [ 232.452186][ T5687] el0_svc+0x78/0x1e0 [ 232.453255][ T5687] el0t_64_sync_handler+0xcc/0xe4 [ 232.454631][ T5687] el0t_64_sync+0x1a0/0x1a4 [ 232.457234][ T5687] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 232.461214][ T5687] gfs2: fsid=](_: error -17 adding sysfs files [ 232.761073][ T5690] loop1: detected capacity change from 0 to 32768 [ 232.807831][ T5690] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 232.810195][ T5690] CPU: 0 PID: 5690 Comm: syz.1.273 Not tainted 5.15.186-syzkaller #0 [ 232.812407][ T5690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 232.815216][ T5690] Call trace: [ 232.816092][ T5690] dump_backtrace+0x0/0x43c [ 232.817265][ T5690] show_stack+0x2c/0x3c [ 232.818435][ T5690] __dump_stack+0x30/0x40 [ 232.819606][ T5690] dump_stack_lvl+0xf8/0x160 [ 232.820930][ T5690] dump_stack+0x1c/0x5c [ 232.822076][ T5690] sysfs_create_dir_ns+0x22c/0x24c [ 232.823477][ T5690] kobject_add_internal+0x590/0xc54 [ 232.824926][ T5690] kobject_init_and_add+0x118/0x17c [ 232.826288][ T5690] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.827690][ T5690] gfs2_fill_super+0xdac/0x19e0 [ 232.829054][ T5690] get_tree_bdev+0x358/0x544 [ 232.830325][ T5690] gfs2_get_tree+0x54/0x1b4 [ 232.831586][ T5690] vfs_get_tree+0x90/0x274 [ 232.832925][ T5690] do_new_mount+0x228/0x810 [ 232.834171][ T5690] path_mount+0x5b4/0x1000 [ 232.835418][ T5690] __arm64_sys_mount+0x514/0x5e4 [ 232.836777][ T5690] invoke_syscall+0x98/0x2b8 [ 232.838029][ T5690] el0_svc_common+0x138/0x258 [ 232.839320][ T5690] do_el0_svc+0x58/0x14c [ 232.840525][ T5690] el0_svc+0x78/0x1e0 [ 232.841703][ T5690] el0t_64_sync_handler+0xcc/0xe4 [ 232.843091][ T5690] el0t_64_sync+0x1a0/0x1a4 [ 232.846753][ T5690] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 232.851573][ T5690] gfs2: fsid=](_: error -17 adding sysfs files [ 233.146195][ T5693] loop1: detected capacity change from 0 to 32768 [ 233.208089][ T5693] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 233.210250][ T5693] CPU: 1 PID: 5693 Comm: syz.1.274 Not tainted 5.15.186-syzkaller #0 [ 233.212426][ T5693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 233.215273][ T5693] Call trace: [ 233.216157][ T5693] dump_backtrace+0x0/0x43c [ 233.217350][ T5693] show_stack+0x2c/0x3c [ 233.218476][ T5693] __dump_stack+0x30/0x40 [ 233.219714][ T5693] dump_stack_lvl+0xf8/0x160 [ 233.221028][ T5693] dump_stack+0x1c/0x5c [ 233.222224][ T5693] sysfs_create_dir_ns+0x22c/0x24c [ 233.223540][ T5693] kobject_add_internal+0x590/0xc54 [ 233.224965][ T5693] kobject_init_and_add+0x118/0x17c [ 233.226412][ T5693] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.227787][ T5693] gfs2_fill_super+0xdac/0x19e0 [ 233.229157][ T5693] get_tree_bdev+0x358/0x544 [ 233.230397][ T5693] gfs2_get_tree+0x54/0x1b4 [ 233.231572][ T5693] vfs_get_tree+0x90/0x274 [ 233.232791][ T5693] do_new_mount+0x228/0x810 [ 233.234029][ T5693] path_mount+0x5b4/0x1000 [ 233.235244][ T5693] __arm64_sys_mount+0x514/0x5e4 [ 233.236548][ T5693] invoke_syscall+0x98/0x2b8 [ 233.237893][ T5693] el0_svc_common+0x138/0x258 [ 233.239191][ T5693] do_el0_svc+0x58/0x14c [ 233.240399][ T5693] el0_svc+0x78/0x1e0 [ 233.241481][ T5693] el0t_64_sync_handler+0xcc/0xe4 [ 233.242835][ T5693] el0t_64_sync+0x1a0/0x1a4 [ 233.244771][ T5693] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 233.248354][ T5693] gfs2: fsid=](_: error -17 adding sysfs files [ 233.593106][ T5696] loop1: detected capacity change from 0 to 32768 [ 233.651636][ T5696] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 233.653741][ T5696] CPU: 1 PID: 5696 Comm: syz.1.275 Not tainted 5.15.186-syzkaller #0 [ 233.655825][ T5696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 233.658447][ T5696] Call trace: [ 233.659348][ T5696] dump_backtrace+0x0/0x43c [ 233.660605][ T5696] show_stack+0x2c/0x3c [ 233.661812][ T5696] __dump_stack+0x30/0x40 [ 233.662993][ T5696] dump_stack_lvl+0xf8/0x160 [ 233.664249][ T5696] dump_stack+0x1c/0x5c [ 233.665416][ T5696] sysfs_create_dir_ns+0x22c/0x24c [ 233.666765][ T5696] kobject_add_internal+0x590/0xc54 [ 233.668175][ T5696] kobject_init_and_add+0x118/0x17c [ 233.669593][ T5696] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.670940][ T5696] gfs2_fill_super+0xdac/0x19e0 [ 233.672293][ T5696] get_tree_bdev+0x358/0x544 [ 233.673558][ T5696] gfs2_get_tree+0x54/0x1b4 [ 233.674771][ T5696] vfs_get_tree+0x90/0x274 [ 233.675924][ T5696] do_new_mount+0x228/0x810 [ 233.677129][ T5696] path_mount+0x5b4/0x1000 [ 233.678315][ T5696] __arm64_sys_mount+0x514/0x5e4 [ 233.679609][ T5696] invoke_syscall+0x98/0x2b8 [ 233.680813][ T5696] el0_svc_common+0x138/0x258 [ 233.682035][ T5696] do_el0_svc+0x58/0x14c [ 233.683152][ T5696] el0_svc+0x78/0x1e0 [ 233.684241][ T5696] el0t_64_sync_handler+0xcc/0xe4 [ 233.685586][ T5696] el0t_64_sync+0x1a0/0x1a4 [ 233.687714][ T5696] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 233.691296][ T5696] gfs2: fsid=](_: error -17 adding sysfs files [ 234.057016][ T5699] loop1: detected capacity change from 0 to 32768 [ 234.071202][ T5699] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 234.073151][ T5699] CPU: 1 PID: 5699 Comm: syz.1.276 Not tainted 5.15.186-syzkaller #0 [ 234.075355][ T5699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 234.078385][ T5699] Call trace: [ 234.079339][ T5699] dump_backtrace+0x0/0x43c [ 234.080608][ T5699] show_stack+0x2c/0x3c [ 234.081839][ T5699] __dump_stack+0x30/0x40 [ 234.083032][ T5699] dump_stack_lvl+0xf8/0x160 [ 234.084228][ T5699] dump_stack+0x1c/0x5c [ 234.085390][ T5699] sysfs_create_dir_ns+0x22c/0x24c [ 234.086829][ T5699] kobject_add_internal+0x590/0xc54 [ 234.088292][ T5699] kobject_init_and_add+0x118/0x17c [ 234.089782][ T5699] gfs2_sys_fs_add+0x1dc/0x3d8 [ 234.091174][ T5699] gfs2_fill_super+0xdac/0x19e0 [ 234.092573][ T5699] get_tree_bdev+0x358/0x544 [ 234.093928][ T5699] gfs2_get_tree+0x54/0x1b4 [ 234.095154][ T5699] vfs_get_tree+0x90/0x274 [ 234.096408][ T5699] do_new_mount+0x228/0x810 [ 234.097691][ T5699] path_mount+0x5b4/0x1000 [ 234.098930][ T5699] __arm64_sys_mount+0x514/0x5e4 [ 234.100330][ T5699] invoke_syscall+0x98/0x2b8 [ 234.101705][ T5699] el0_svc_common+0x138/0x258 [ 234.102987][ T5699] do_el0_svc+0x58/0x14c [ 234.104110][ T5699] el0_svc+0x78/0x1e0 [ 234.105368][ T5699] el0t_64_sync_handler+0xcc/0xe4 [ 234.106762][ T5699] el0t_64_sync+0x1a0/0x1a4 [ 234.111278][ T5699] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 234.114846][ T5699] gfs2: fsid=](_: error -17 adding sysfs files [ 234.457671][ T5702] loop1: detected capacity change from 0 to 32768 [ 234.549126][ T5702] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 234.551334][ T5702] CPU: 0 PID: 5702 Comm: syz.1.277 Not tainted 5.15.186-syzkaller #0 [ 234.553576][ T5702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 234.556265][ T5702] Call trace: [ 234.557116][ T5702] dump_backtrace+0x0/0x43c [ 234.558319][ T5702] show_stack+0x2c/0x3c [ 234.559391][ T5702] __dump_stack+0x30/0x40 [ 234.560487][ T5702] dump_stack_lvl+0xf8/0x160 [ 234.561755][ T5702] dump_stack+0x1c/0x5c [ 234.562888][ T5702] sysfs_create_dir_ns+0x22c/0x24c [ 234.564288][ T5702] kobject_add_internal+0x590/0xc54 [ 234.565675][ T5702] kobject_init_and_add+0x118/0x17c [ 234.567086][ T5702] gfs2_sys_fs_add+0x1dc/0x3d8 [ 234.568331][ T5702] gfs2_fill_super+0xdac/0x19e0 [ 234.569605][ T5702] get_tree_bdev+0x358/0x544 [ 234.570908][ T5702] gfs2_get_tree+0x54/0x1b4 [ 234.572138][ T5702] vfs_get_tree+0x90/0x274 [ 234.573341][ T5702] do_new_mount+0x228/0x810 [ 234.574559][ T5702] path_mount+0x5b4/0x1000 [ 234.575759][ T5702] __arm64_sys_mount+0x514/0x5e4 [ 234.577120][ T5702] invoke_syscall+0x98/0x2b8 [ 234.578386][ T5702] el0_svc_common+0x138/0x258 [ 234.579721][ T5702] do_el0_svc+0x58/0x14c [ 234.580889][ T5702] el0_svc+0x78/0x1e0 [ 234.581992][ T5702] el0t_64_sync_handler+0xcc/0xe4 [ 234.583296][ T5702] el0t_64_sync+0x1a0/0x1a4 [ 234.585962][ T5702] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 234.589775][ T5702] gfs2: fsid=](_: error -17 adding sysfs files [ 234.890240][ T5705] loop1: detected capacity change from 0 to 32768 [ 234.941907][ T5705] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 234.943940][ T5705] CPU: 0 PID: 5705 Comm: syz.1.278 Not tainted 5.15.186-syzkaller #0 [ 234.946088][ T5705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 234.948743][ T5705] Call trace: [ 234.949574][ T5705] dump_backtrace+0x0/0x43c [ 234.950853][ T5705] show_stack+0x2c/0x3c [ 234.952024][ T5705] __dump_stack+0x30/0x40 [ 234.953187][ T5705] dump_stack_lvl+0xf8/0x160 [ 234.954498][ T5705] dump_stack+0x1c/0x5c [ 234.955767][ T5705] sysfs_create_dir_ns+0x22c/0x24c [ 234.957270][ T5705] kobject_add_internal+0x590/0xc54 [ 234.958761][ T5705] kobject_init_and_add+0x118/0x17c [ 234.960158][ T5705] gfs2_sys_fs_add+0x1dc/0x3d8 [ 234.961565][ T5705] gfs2_fill_super+0xdac/0x19e0 [ 234.962958][ T5705] get_tree_bdev+0x358/0x544 [ 234.964208][ T5705] gfs2_get_tree+0x54/0x1b4 [ 234.965477][ T5705] vfs_get_tree+0x90/0x274 [ 234.966694][ T5705] do_new_mount+0x228/0x810 [ 234.967920][ T5705] path_mount+0x5b4/0x1000 [ 234.969186][ T5705] __arm64_sys_mount+0x514/0x5e4 [ 234.970560][ T5705] invoke_syscall+0x98/0x2b8 [ 234.971811][ T5705] el0_svc_common+0x138/0x258 [ 234.973132][ T5705] do_el0_svc+0x58/0x14c [ 234.974327][ T5705] el0_svc+0x78/0x1e0 [ 234.975403][ T5705] el0t_64_sync_handler+0xcc/0xe4 [ 234.976819][ T5705] el0t_64_sync+0x1a0/0x1a4 [ 234.980927][ T5705] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 234.984549][ T5705] gfs2: fsid=](_: error -17 adding sysfs files [ 235.277490][ T5708] loop1: detected capacity change from 0 to 32768 [ 235.327844][ T5708] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 235.330093][ T5708] CPU: 0 PID: 5708 Comm: syz.1.279 Not tainted 5.15.186-syzkaller #0 [ 235.332425][ T5708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 235.335300][ T5708] Call trace: [ 235.336221][ T5708] dump_backtrace+0x0/0x43c [ 235.337521][ T5708] show_stack+0x2c/0x3c [ 235.338665][ T5708] __dump_stack+0x30/0x40 [ 235.339886][ T5708] dump_stack_lvl+0xf8/0x160 [ 235.341160][ T5708] dump_stack+0x1c/0x5c [ 235.342283][ T5708] sysfs_create_dir_ns+0x22c/0x24c [ 235.343648][ T5708] kobject_add_internal+0x590/0xc54 [ 235.345086][ T5708] kobject_init_and_add+0x118/0x17c [ 235.346526][ T5708] gfs2_sys_fs_add+0x1dc/0x3d8 [ 235.347806][ T5708] gfs2_fill_super+0xdac/0x19e0 [ 235.349144][ T5708] get_tree_bdev+0x358/0x544 [ 235.350541][ T5708] gfs2_get_tree+0x54/0x1b4 [ 235.351837][ T5708] vfs_get_tree+0x90/0x274 [ 235.353113][ T5708] do_new_mount+0x228/0x810 [ 235.354370][ T5708] path_mount+0x5b4/0x1000 [ 235.355599][ T5708] __arm64_sys_mount+0x514/0x5e4 [ 235.357002][ T5708] invoke_syscall+0x98/0x2b8 [ 235.358266][ T5708] el0_svc_common+0x138/0x258 [ 235.359615][ T5708] do_el0_svc+0x58/0x14c [ 235.360763][ T5708] el0_svc+0x78/0x1e0 [ 235.361874][ T5708] el0t_64_sync_handler+0xcc/0xe4 [ 235.363307][ T5708] el0t_64_sync+0x1a0/0x1a4 [ 235.366947][ T5708] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 235.371196][ T5708] gfs2: fsid=](_: error -17 adding sysfs files [ 235.761495][ T5711] loop1: detected capacity change from 0 to 32768 [ 235.829609][ T5711] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 235.831551][ T5711] CPU: 0 PID: 5711 Comm: syz.1.280 Not tainted 5.15.186-syzkaller #0 [ 235.833791][ T5711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 235.836596][ T5711] Call trace: [ 235.837567][ T5711] dump_backtrace+0x0/0x43c [ 235.838776][ T5711] show_stack+0x2c/0x3c [ 235.839932][ T5711] __dump_stack+0x30/0x40 [ 235.841174][ T5711] dump_stack_lvl+0xf8/0x160 [ 235.842588][ T5711] dump_stack+0x1c/0x5c [ 235.843719][ T5711] sysfs_create_dir_ns+0x22c/0x24c [ 235.845081][ T5711] kobject_add_internal+0x590/0xc54 [ 235.846571][ T5711] kobject_init_and_add+0x118/0x17c [ 235.848036][ T5711] gfs2_sys_fs_add+0x1dc/0x3d8 [ 235.849314][ T5711] gfs2_fill_super+0xdac/0x19e0 [ 235.850710][ T5711] get_tree_bdev+0x358/0x544 [ 235.852016][ T5711] gfs2_get_tree+0x54/0x1b4 [ 235.853235][ T5711] vfs_get_tree+0x90/0x274 [ 235.854463][ T5711] do_new_mount+0x228/0x810 [ 235.855753][ T5711] path_mount+0x5b4/0x1000 [ 235.857028][ T5711] __arm64_sys_mount+0x514/0x5e4 [ 235.858404][ T5711] invoke_syscall+0x98/0x2b8 [ 235.859676][ T5711] el0_svc_common+0x138/0x258 [ 235.860977][ T5711] do_el0_svc+0x58/0x14c [ 235.862139][ T5711] el0_svc+0x78/0x1e0 [ 235.863253][ T5711] el0t_64_sync_handler+0xcc/0xe4 [ 235.864627][ T5711] el0t_64_sync+0x1a0/0x1a4 [ 235.866817][ T5711] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 235.871867][ T5711] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:03:55 executed programs: 267 [ 236.178154][ T5714] loop1: detected capacity change from 0 to 32768 [ 236.231213][ T5714] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 236.233638][ T5714] CPU: 1 PID: 5714 Comm: syz.1.281 Not tainted 5.15.186-syzkaller #0 [ 236.235857][ T5714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 236.238691][ T5714] Call trace: [ 236.239535][ T5714] dump_backtrace+0x0/0x43c [ 236.240792][ T5714] show_stack+0x2c/0x3c [ 236.241971][ T5714] __dump_stack+0x30/0x40 [ 236.243203][ T5714] dump_stack_lvl+0xf8/0x160 [ 236.244457][ T5714] dump_stack+0x1c/0x5c [ 236.245615][ T5714] sysfs_create_dir_ns+0x22c/0x24c [ 236.247039][ T5714] kobject_add_internal+0x590/0xc54 [ 236.248487][ T5714] kobject_init_and_add+0x118/0x17c [ 236.249927][ T5714] gfs2_sys_fs_add+0x1dc/0x3d8 [ 236.251226][ T5714] gfs2_fill_super+0xdac/0x19e0 [ 236.252581][ T5714] get_tree_bdev+0x358/0x544 [ 236.253862][ T5714] gfs2_get_tree+0x54/0x1b4 [ 236.255129][ T5714] vfs_get_tree+0x90/0x274 [ 236.256312][ T5714] do_new_mount+0x228/0x810 [ 236.257517][ T5714] path_mount+0x5b4/0x1000 [ 236.258719][ T5714] __arm64_sys_mount+0x514/0x5e4 [ 236.260084][ T5714] invoke_syscall+0x98/0x2b8 [ 236.261376][ T5714] el0_svc_common+0x138/0x258 [ 236.262607][ T5714] do_el0_svc+0x58/0x14c [ 236.263719][ T5714] el0_svc+0x78/0x1e0 [ 236.264828][ T5714] el0t_64_sync_handler+0xcc/0xe4 [ 236.266250][ T5714] el0t_64_sync+0x1a0/0x1a4 [ 236.271031][ T5714] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 236.274584][ T5714] gfs2: fsid=](_: error -17 adding sysfs files [ 236.609177][ T5717] loop1: detected capacity change from 0 to 32768 [ 236.651507][ T5717] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 236.653659][ T5717] CPU: 0 PID: 5717 Comm: syz.1.282 Not tainted 5.15.186-syzkaller #0 [ 236.655866][ T5717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 236.658594][ T5717] Call trace: [ 236.659476][ T5717] dump_backtrace+0x0/0x43c [ 236.660718][ T5717] show_stack+0x2c/0x3c [ 236.661921][ T5717] __dump_stack+0x30/0x40 [ 236.663128][ T5717] dump_stack_lvl+0xf8/0x160 [ 236.664418][ T5717] dump_stack+0x1c/0x5c [ 236.665632][ T5717] sysfs_create_dir_ns+0x22c/0x24c [ 236.666996][ T5717] kobject_add_internal+0x590/0xc54 [ 236.668549][ T5717] kobject_init_and_add+0x118/0x17c [ 236.670069][ T5717] gfs2_sys_fs_add+0x1dc/0x3d8 [ 236.671353][ T5717] gfs2_fill_super+0xdac/0x19e0 [ 236.672720][ T5717] get_tree_bdev+0x358/0x544 [ 236.673978][ T5717] gfs2_get_tree+0x54/0x1b4 [ 236.675329][ T5717] vfs_get_tree+0x90/0x274 [ 236.676602][ T5717] do_new_mount+0x228/0x810 [ 236.677870][ T5717] path_mount+0x5b4/0x1000 [ 236.679142][ T5717] __arm64_sys_mount+0x514/0x5e4 [ 236.680553][ T5717] invoke_syscall+0x98/0x2b8 [ 236.681826][ T5717] el0_svc_common+0x138/0x258 [ 236.683174][ T5717] do_el0_svc+0x58/0x14c [ 236.684367][ T5717] el0_svc+0x78/0x1e0 [ 236.685504][ T5717] el0t_64_sync_handler+0xcc/0xe4 [ 236.686836][ T5717] el0t_64_sync+0x1a0/0x1a4 [ 236.699699][ T5717] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 236.703259][ T5717] gfs2: fsid=](_: error -17 adding sysfs files [ 237.002014][ T5720] loop1: detected capacity change from 0 to 32768 [ 237.072279][ T5720] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 237.074257][ T5720] CPU: 0 PID: 5720 Comm: syz.1.283 Not tainted 5.15.186-syzkaller #0 [ 237.076539][ T5720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 237.079585][ T5720] Call trace: [ 237.080530][ T5720] dump_backtrace+0x0/0x43c [ 237.081847][ T5720] show_stack+0x2c/0x3c [ 237.083027][ T5720] __dump_stack+0x30/0x40 [ 237.084263][ T5720] dump_stack_lvl+0xf8/0x160 [ 237.085591][ T5720] dump_stack+0x1c/0x5c [ 237.086782][ T5720] sysfs_create_dir_ns+0x22c/0x24c [ 237.088261][ T5720] kobject_add_internal+0x590/0xc54 [ 237.089680][ T5720] kobject_init_and_add+0x118/0x17c [ 237.091211][ T5720] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.092614][ T5720] gfs2_fill_super+0xdac/0x19e0 [ 237.094037][ T5720] get_tree_bdev+0x358/0x544 [ 237.095401][ T5720] gfs2_get_tree+0x54/0x1b4 [ 237.096671][ T5720] vfs_get_tree+0x90/0x274 [ 237.097921][ T5720] do_new_mount+0x228/0x810 [ 237.099235][ T5720] path_mount+0x5b4/0x1000 [ 237.100511][ T5720] __arm64_sys_mount+0x514/0x5e4 [ 237.101969][ T5720] invoke_syscall+0x98/0x2b8 [ 237.103241][ T5720] el0_svc_common+0x138/0x258 [ 237.104560][ T5720] do_el0_svc+0x58/0x14c [ 237.105849][ T5720] el0_svc+0x78/0x1e0 [ 237.106982][ T5720] el0t_64_sync_handler+0xcc/0xe4 [ 237.108412][ T5720] el0t_64_sync+0x1a0/0x1a4 [ 237.119723][ T5720] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 237.123224][ T5720] gfs2: fsid=](_: error -17 adding sysfs files [ 237.416411][ T5723] loop1: detected capacity change from 0 to 32768 [ 237.468727][ T5723] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 237.470796][ T5723] CPU: 1 PID: 5723 Comm: syz.1.284 Not tainted 5.15.186-syzkaller #0 [ 237.472989][ T5723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 237.475777][ T5723] Call trace: [ 237.476725][ T5723] dump_backtrace+0x0/0x43c [ 237.477949][ T5723] show_stack+0x2c/0x3c [ 237.479124][ T5723] __dump_stack+0x30/0x40 [ 237.480342][ T5723] dump_stack_lvl+0xf8/0x160 [ 237.481602][ T5723] dump_stack+0x1c/0x5c [ 237.482811][ T5723] sysfs_create_dir_ns+0x22c/0x24c [ 237.484248][ T5723] kobject_add_internal+0x590/0xc54 [ 237.485665][ T5723] kobject_init_and_add+0x118/0x17c [ 237.487154][ T5723] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.488470][ T5723] gfs2_fill_super+0xdac/0x19e0 [ 237.489820][ T5723] get_tree_bdev+0x358/0x544 [ 237.491129][ T5723] gfs2_get_tree+0x54/0x1b4 [ 237.492353][ T5723] vfs_get_tree+0x90/0x274 [ 237.493586][ T5723] do_new_mount+0x228/0x810 [ 237.494838][ T5723] path_mount+0x5b4/0x1000 [ 237.496035][ T5723] __arm64_sys_mount+0x514/0x5e4 [ 237.497491][ T5723] invoke_syscall+0x98/0x2b8 [ 237.498807][ T5723] el0_svc_common+0x138/0x258 [ 237.500145][ T5723] do_el0_svc+0x58/0x14c [ 237.501347][ T5723] el0_svc+0x78/0x1e0 [ 237.502471][ T5723] el0t_64_sync_handler+0xcc/0xe4 [ 237.503928][ T5723] el0t_64_sync+0x1a0/0x1a4 [ 237.507922][ T5723] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 237.511616][ T5723] gfs2: fsid=](_: error -17 adding sysfs files [ 237.795204][ T5726] loop1: detected capacity change from 0 to 32768 [ 237.910509][ T5726] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 237.912570][ T5726] CPU: 1 PID: 5726 Comm: syz.1.285 Not tainted 5.15.186-syzkaller #0 [ 237.914719][ T5726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 237.917468][ T5726] Call trace: [ 237.918414][ T5726] dump_backtrace+0x0/0x43c [ 237.919661][ T5726] show_stack+0x2c/0x3c [ 237.920826][ T5726] __dump_stack+0x30/0x40 [ 237.922020][ T5726] dump_stack_lvl+0xf8/0x160 [ 237.923343][ T5726] dump_stack+0x1c/0x5c [ 237.924436][ T5726] sysfs_create_dir_ns+0x22c/0x24c [ 237.925836][ T5726] kobject_add_internal+0x590/0xc54 [ 237.927345][ T5726] kobject_init_and_add+0x118/0x17c [ 237.928769][ T5726] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.930113][ T5726] gfs2_fill_super+0xdac/0x19e0 [ 237.931418][ T5726] get_tree_bdev+0x358/0x544 [ 237.932741][ T5726] gfs2_get_tree+0x54/0x1b4 [ 237.934008][ T5726] vfs_get_tree+0x90/0x274 [ 237.935195][ T5726] do_new_mount+0x228/0x810 [ 237.936471][ T5726] path_mount+0x5b4/0x1000 [ 237.937706][ T5726] __arm64_sys_mount+0x514/0x5e4 [ 237.939143][ T5726] invoke_syscall+0x98/0x2b8 [ 237.940411][ T5726] el0_svc_common+0x138/0x258 [ 237.941722][ T5726] do_el0_svc+0x58/0x14c [ 237.942953][ T5726] el0_svc+0x78/0x1e0 [ 237.944079][ T5726] el0t_64_sync_handler+0xcc/0xe4 [ 237.945544][ T5726] el0t_64_sync+0x1a0/0x1a4 [ 237.949177][ T5726] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 237.953530][ T5726] gfs2: fsid=](_: error -17 adding sysfs files [ 238.293984][ T5729] loop1: detected capacity change from 0 to 32768 [ 238.308179][ T5729] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 238.310285][ T5729] CPU: 1 PID: 5729 Comm: syz.1.286 Not tainted 5.15.186-syzkaller #0 [ 238.312595][ T5729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 238.315371][ T5729] Call trace: [ 238.316258][ T5729] dump_backtrace+0x0/0x43c [ 238.317482][ T5729] show_stack+0x2c/0x3c [ 238.318576][ T5729] __dump_stack+0x30/0x40 [ 238.319782][ T5729] dump_stack_lvl+0xf8/0x160 [ 238.321048][ T5729] dump_stack+0x1c/0x5c [ 238.322162][ T5729] sysfs_create_dir_ns+0x22c/0x24c [ 238.323637][ T5729] kobject_add_internal+0x590/0xc54 [ 238.325267][ T5729] kobject_init_and_add+0x118/0x17c [ 238.326720][ T5729] gfs2_sys_fs_add+0x1dc/0x3d8 [ 238.328013][ T5729] gfs2_fill_super+0xdac/0x19e0 [ 238.329364][ T5729] get_tree_bdev+0x358/0x544 [ 238.330594][ T5729] gfs2_get_tree+0x54/0x1b4 [ 238.331875][ T5729] vfs_get_tree+0x90/0x274 [ 238.333113][ T5729] do_new_mount+0x228/0x810 [ 238.334359][ T5729] path_mount+0x5b4/0x1000 [ 238.335560][ T5729] __arm64_sys_mount+0x514/0x5e4 [ 238.336898][ T5729] invoke_syscall+0x98/0x2b8 [ 238.338237][ T5729] el0_svc_common+0x138/0x258 [ 238.339527][ T5729] do_el0_svc+0x58/0x14c [ 238.340720][ T5729] el0_svc+0x78/0x1e0 [ 238.341852][ T5729] el0t_64_sync_handler+0xcc/0xe4 [ 238.343222][ T5729] el0t_64_sync+0x1a0/0x1a4 [ 238.347445][ T5729] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 238.351163][ T5729] gfs2: fsid=](_: error -17 adding sysfs files [ 238.671137][ T5732] loop1: detected capacity change from 0 to 32768 [ 238.738435][ T5732] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 238.740568][ T5732] CPU: 1 PID: 5732 Comm: syz.1.287 Not tainted 5.15.186-syzkaller #0 [ 238.742845][ T5732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 238.745638][ T5732] Call trace: [ 238.746552][ T5732] dump_backtrace+0x0/0x43c [ 238.747886][ T5732] show_stack+0x2c/0x3c [ 238.749021][ T5732] __dump_stack+0x30/0x40 [ 238.750228][ T5732] dump_stack_lvl+0xf8/0x160 [ 238.751539][ T5732] dump_stack+0x1c/0x5c [ 238.752811][ T5732] sysfs_create_dir_ns+0x22c/0x24c [ 238.754206][ T5732] kobject_add_internal+0x590/0xc54 [ 238.755713][ T5732] kobject_init_and_add+0x118/0x17c [ 238.757183][ T5732] gfs2_sys_fs_add+0x1dc/0x3d8 [ 238.758504][ T5732] gfs2_fill_super+0xdac/0x19e0 [ 238.759848][ T5732] get_tree_bdev+0x358/0x544 [ 238.761186][ T5732] gfs2_get_tree+0x54/0x1b4 [ 238.762475][ T5732] vfs_get_tree+0x90/0x274 [ 238.763701][ T5732] do_new_mount+0x228/0x810 [ 238.765018][ T5732] path_mount+0x5b4/0x1000 [ 238.766201][ T5732] __arm64_sys_mount+0x514/0x5e4 [ 238.767560][ T5732] invoke_syscall+0x98/0x2b8 [ 238.768854][ T5732] el0_svc_common+0x138/0x258 [ 238.770138][ T5732] do_el0_svc+0x58/0x14c [ 238.771303][ T5732] el0_svc+0x78/0x1e0 [ 238.772470][ T5732] el0t_64_sync_handler+0xcc/0xe4 [ 238.773852][ T5732] el0t_64_sync+0x1a0/0x1a4 [ 238.777642][ T5732] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 238.781341][ T5732] gfs2: fsid=](_: error -17 adding sysfs files [ 239.064271][ T5735] loop1: detected capacity change from 0 to 32768 [ 239.154706][ T5735] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 239.156918][ T5735] CPU: 0 PID: 5735 Comm: syz.1.288 Not tainted 5.15.186-syzkaller #0 [ 239.159162][ T5735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 239.162011][ T5735] Call trace: [ 239.162954][ T5735] dump_backtrace+0x0/0x43c [ 239.164245][ T5735] show_stack+0x2c/0x3c [ 239.165399][ T5735] __dump_stack+0x30/0x40 [ 239.166676][ T5735] dump_stack_lvl+0xf8/0x160 [ 239.167979][ T5735] dump_stack+0x1c/0x5c [ 239.169146][ T5735] sysfs_create_dir_ns+0x22c/0x24c [ 239.170609][ T5735] kobject_add_internal+0x590/0xc54 [ 239.172100][ T5735] kobject_init_and_add+0x118/0x17c [ 239.173543][ T5735] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.174938][ T5735] gfs2_fill_super+0xdac/0x19e0 [ 239.176324][ T5735] get_tree_bdev+0x358/0x544 [ 239.177559][ T5735] gfs2_get_tree+0x54/0x1b4 [ 239.178786][ T5735] vfs_get_tree+0x90/0x274 [ 239.179971][ T5735] do_new_mount+0x228/0x810 [ 239.181180][ T5735] path_mount+0x5b4/0x1000 [ 239.182404][ T5735] __arm64_sys_mount+0x514/0x5e4 [ 239.183807][ T5735] invoke_syscall+0x98/0x2b8 [ 239.185118][ T5735] el0_svc_common+0x138/0x258 [ 239.186433][ T5735] do_el0_svc+0x58/0x14c [ 239.187639][ T5735] el0_svc+0x78/0x1e0 [ 239.188774][ T5735] el0t_64_sync_handler+0xcc/0xe4 [ 239.190205][ T5735] el0t_64_sync+0x1a0/0x1a4 [ 239.195263][ T5735] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 239.198826][ T5735] gfs2: fsid=](_: error -17 adding sysfs files [ 239.526088][ T5738] loop1: detected capacity change from 0 to 32768 [ 239.576242][ T5738] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 239.578330][ T5738] CPU: 0 PID: 5738 Comm: syz.1.289 Not tainted 5.15.186-syzkaller #0 [ 239.580778][ T5738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 239.583701][ T5738] Call trace: [ 239.584670][ T5738] dump_backtrace+0x0/0x43c [ 239.585924][ T5738] show_stack+0x2c/0x3c [ 239.587117][ T5738] __dump_stack+0x30/0x40 [ 239.588355][ T5738] dump_stack_lvl+0xf8/0x160 [ 239.589592][ T5738] dump_stack+0x1c/0x5c [ 239.590788][ T5738] sysfs_create_dir_ns+0x22c/0x24c [ 239.592211][ T5738] kobject_add_internal+0x590/0xc54 [ 239.593694][ T5738] kobject_init_and_add+0x118/0x17c [ 239.595201][ T5738] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.596551][ T5738] gfs2_fill_super+0xdac/0x19e0 [ 239.597996][ T5738] get_tree_bdev+0x358/0x544 [ 239.599286][ T5738] gfs2_get_tree+0x54/0x1b4 [ 239.600564][ T5738] vfs_get_tree+0x90/0x274 [ 239.601877][ T5738] do_new_mount+0x228/0x810 [ 239.603098][ T5738] path_mount+0x5b4/0x1000 [ 239.604317][ T5738] __arm64_sys_mount+0x514/0x5e4 [ 239.605795][ T5738] invoke_syscall+0x98/0x2b8 [ 239.607070][ T5738] el0_svc_common+0x138/0x258 [ 239.608344][ T5738] do_el0_svc+0x58/0x14c [ 239.609542][ T5738] el0_svc+0x78/0x1e0 [ 239.610637][ T5738] el0t_64_sync_handler+0xcc/0xe4 [ 239.612156][ T5738] el0t_64_sync+0x1a0/0x1a4 [ 239.616281][ T5738] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 239.620233][ T5738] gfs2: fsid=](_: error -17 adding sysfs files [ 239.916944][ T5741] loop1: detected capacity change from 0 to 32768 [ 239.951712][ T5741] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 239.953722][ T5741] CPU: 1 PID: 5741 Comm: syz.1.290 Not tainted 5.15.186-syzkaller #0 [ 239.955833][ T5741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 239.958631][ T5741] Call trace: [ 239.959573][ T5741] dump_backtrace+0x0/0x43c [ 239.960778][ T5741] show_stack+0x2c/0x3c [ 239.961909][ T5741] __dump_stack+0x30/0x40 [ 239.963116][ T5741] dump_stack_lvl+0xf8/0x160 [ 239.964402][ T5741] dump_stack+0x1c/0x5c [ 239.965578][ T5741] sysfs_create_dir_ns+0x22c/0x24c [ 239.966971][ T5741] kobject_add_internal+0x590/0xc54 [ 239.968427][ T5741] kobject_init_and_add+0x118/0x17c [ 239.970012][ T5741] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.971358][ T5741] gfs2_fill_super+0xdac/0x19e0 [ 239.972702][ T5741] get_tree_bdev+0x358/0x544 [ 239.974047][ T5741] gfs2_get_tree+0x54/0x1b4 [ 239.975332][ T5741] vfs_get_tree+0x90/0x274 [ 239.976573][ T5741] do_new_mount+0x228/0x810 [ 239.977881][ T5741] path_mount+0x5b4/0x1000 [ 239.979106][ T5741] __arm64_sys_mount+0x514/0x5e4 [ 239.980554][ T5741] invoke_syscall+0x98/0x2b8 [ 239.981878][ T5741] el0_svc_common+0x138/0x258 [ 239.983194][ T5741] do_el0_svc+0x58/0x14c [ 239.984452][ T5741] el0_svc+0x78/0x1e0 [ 239.985617][ T5741] el0t_64_sync_handler+0xcc/0xe4 [ 239.987058][ T5741] el0t_64_sync+0x1a0/0x1a4 [ 239.992402][ T5741] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 239.995961][ T5741] gfs2: fsid=](_: error -17 adding sysfs files [ 240.336002][ T5744] loop1: detected capacity change from 0 to 32768 [ 240.378837][ T5744] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 240.381087][ T5744] CPU: 1 PID: 5744 Comm: syz.1.291 Not tainted 5.15.186-syzkaller #0 [ 240.383287][ T5744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 240.386165][ T5744] Call trace: [ 240.387032][ T5744] dump_backtrace+0x0/0x43c [ 240.388276][ T5744] show_stack+0x2c/0x3c [ 240.389472][ T5744] __dump_stack+0x30/0x40 [ 240.390693][ T5744] dump_stack_lvl+0xf8/0x160 [ 240.391954][ T5744] dump_stack+0x1c/0x5c [ 240.393106][ T5744] sysfs_create_dir_ns+0x22c/0x24c [ 240.394535][ T5744] kobject_add_internal+0x590/0xc54 [ 240.396004][ T5744] kobject_init_and_add+0x118/0x17c [ 240.397512][ T5744] gfs2_sys_fs_add+0x1dc/0x3d8 [ 240.398786][ T5744] gfs2_fill_super+0xdac/0x19e0 [ 240.400147][ T5744] get_tree_bdev+0x358/0x544 [ 240.401415][ T5744] gfs2_get_tree+0x54/0x1b4 [ 240.402636][ T5744] vfs_get_tree+0x90/0x274 [ 240.403839][ T5744] do_new_mount+0x228/0x810 [ 240.405186][ T5744] path_mount+0x5b4/0x1000 [ 240.406398][ T5744] __arm64_sys_mount+0x514/0x5e4 [ 240.407802][ T5744] invoke_syscall+0x98/0x2b8 [ 240.409125][ T5744] el0_svc_common+0x138/0x258 [ 240.410455][ T5744] do_el0_svc+0x58/0x14c [ 240.411662][ T5744] el0_svc+0x78/0x1e0 [ 240.412802][ T5744] el0t_64_sync_handler+0xcc/0xe4 [ 240.414390][ T5744] el0t_64_sync+0x1a0/0x1a4 [ 240.418039][ T5744] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 240.422450][ T5744] gfs2: fsid=](_: error -17 adding sysfs files [ 240.711454][ T5747] loop1: detected capacity change from 0 to 32768 [ 240.723072][ T5747] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 240.725133][ T5747] CPU: 1 PID: 5747 Comm: syz.1.292 Not tainted 5.15.186-syzkaller #0 [ 240.727354][ T5747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 240.730095][ T5747] Call trace: [ 240.730979][ T5747] dump_backtrace+0x0/0x43c [ 240.732223][ T5747] show_stack+0x2c/0x3c [ 240.733386][ T5747] __dump_stack+0x30/0x40 [ 240.734577][ T5747] dump_stack_lvl+0xf8/0x160 [ 240.735869][ T5747] dump_stack+0x1c/0x5c [ 240.737050][ T5747] sysfs_create_dir_ns+0x22c/0x24c [ 240.738564][ T5747] kobject_add_internal+0x590/0xc54 [ 240.739994][ T5747] kobject_init_and_add+0x118/0x17c [ 240.741407][ T5747] gfs2_sys_fs_add+0x1dc/0x3d8 [ 240.742803][ T5747] gfs2_fill_super+0xdac/0x19e0 [ 240.744210][ T5747] get_tree_bdev+0x358/0x544 [ 240.745514][ T5747] gfs2_get_tree+0x54/0x1b4 [ 240.746823][ T5747] vfs_get_tree+0x90/0x274 [ 240.748122][ T5747] do_new_mount+0x228/0x810 [ 240.749433][ T5747] path_mount+0x5b4/0x1000 [ 240.750712][ T5747] __arm64_sys_mount+0x514/0x5e4 [ 240.752131][ T5747] invoke_syscall+0x98/0x2b8 [ 240.753386][ T5747] el0_svc_common+0x138/0x258 [ 240.754723][ T5747] do_el0_svc+0x58/0x14c [ 240.755928][ T5747] el0_svc+0x78/0x1e0 [ 240.757014][ T5747] el0t_64_sync_handler+0xcc/0xe4 [ 240.758498][ T5747] el0t_64_sync+0x1a0/0x1a4 [ 240.763756][ T5747] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 240.767157][ T5747] gfs2: fsid=](_: error -17 adding sysfs files [ 241.069115][ T5750] loop1: detected capacity change from 0 to 32768 [ 241.111455][ T5750] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 241.113513][ T5750] CPU: 0 PID: 5750 Comm: syz.1.293 Not tainted 5.15.186-syzkaller #0 [ 241.115772][ T5750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 241.118556][ T5750] Call trace: [ 241.119489][ T5750] dump_backtrace+0x0/0x43c [ 241.120724][ T5750] show_stack+0x2c/0x3c [ 241.121903][ T5750] __dump_stack+0x30/0x40 [ 241.123143][ T5750] dump_stack_lvl+0xf8/0x160 [ 241.124468][ T5750] dump_stack+0x1c/0x5c [ 241.125593][ T5750] sysfs_create_dir_ns+0x22c/0x24c [ 241.126989][ T5750] kobject_add_internal+0x590/0xc54 [ 241.128459][ T5750] kobject_init_and_add+0x118/0x17c [ 241.129886][ T5750] gfs2_sys_fs_add+0x1dc/0x3d8 [ 241.131313][ T5750] gfs2_fill_super+0xdac/0x19e0 [ 241.132721][ T5750] get_tree_bdev+0x358/0x544 [ 241.134040][ T5750] gfs2_get_tree+0x54/0x1b4 [ 241.135299][ T5750] vfs_get_tree+0x90/0x274 [ 241.136547][ T5750] do_new_mount+0x228/0x810 [ 241.137860][ T5750] path_mount+0x5b4/0x1000 [ 241.139124][ T5750] __arm64_sys_mount+0x514/0x5e4 [ 241.140517][ T5750] invoke_syscall+0x98/0x2b8 [ 241.141852][ T5750] el0_svc_common+0x138/0x258 [ 241.143153][ T5750] do_el0_svc+0x58/0x14c [ 241.144371][ T5750] el0_svc+0x78/0x1e0 [ 241.145476][ T5750] el0t_64_sync_handler+0xcc/0xe4 [ 241.146799][ T5750] el0t_64_sync+0x1a0/0x1a4 [ 241.150334][ T5750] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 241.154182][ T5750] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:04:01 executed programs: 280 [ 241.458674][ T5753] loop1: detected capacity change from 0 to 32768 [ 241.472756][ T5753] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 241.474843][ T5753] CPU: 0 PID: 5753 Comm: syz.1.294 Not tainted 5.15.186-syzkaller #0 [ 241.477104][ T5753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 241.479917][ T5753] Call trace: [ 241.480855][ T5753] dump_backtrace+0x0/0x43c [ 241.482126][ T5753] show_stack+0x2c/0x3c [ 241.483238][ T5753] __dump_stack+0x30/0x40 [ 241.484480][ T5753] dump_stack_lvl+0xf8/0x160 [ 241.485756][ T5753] dump_stack+0x1c/0x5c [ 241.486899][ T5753] sysfs_create_dir_ns+0x22c/0x24c [ 241.488374][ T5753] kobject_add_internal+0x590/0xc54 [ 241.489833][ T5753] kobject_init_and_add+0x118/0x17c [ 241.491265][ T5753] gfs2_sys_fs_add+0x1dc/0x3d8 [ 241.492499][ T5753] gfs2_fill_super+0xdac/0x19e0 [ 241.493891][ T5753] get_tree_bdev+0x358/0x544 [ 241.495209][ T5753] gfs2_get_tree+0x54/0x1b4 [ 241.496435][ T5753] vfs_get_tree+0x90/0x274 [ 241.497683][ T5753] do_new_mount+0x228/0x810 [ 241.498950][ T5753] path_mount+0x5b4/0x1000 [ 241.500211][ T5753] __arm64_sys_mount+0x514/0x5e4 [ 241.501573][ T5753] invoke_syscall+0x98/0x2b8 [ 241.502846][ T5753] el0_svc_common+0x138/0x258 [ 241.504156][ T5753] do_el0_svc+0x58/0x14c [ 241.505371][ T5753] el0_svc+0x78/0x1e0 [ 241.506454][ T5753] el0t_64_sync_handler+0xcc/0xe4 [ 241.507826][ T5753] el0t_64_sync+0x1a0/0x1a4 [ 241.511433][ T5753] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 241.515178][ T5753] gfs2: fsid=](_: error -17 adding sysfs files [ 241.850726][ T5756] loop1: detected capacity change from 0 to 32768 [ 241.891760][ T5756] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 241.893803][ T5756] CPU: 0 PID: 5756 Comm: syz.1.295 Not tainted 5.15.186-syzkaller #0 [ 241.895990][ T5756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 241.898929][ T5756] Call trace: [ 241.899794][ T5756] dump_backtrace+0x0/0x43c [ 241.901030][ T5756] show_stack+0x2c/0x3c [ 241.902264][ T5756] __dump_stack+0x30/0x40 [ 241.903506][ T5756] dump_stack_lvl+0xf8/0x160 [ 241.904852][ T5756] dump_stack+0x1c/0x5c [ 241.906013][ T5756] sysfs_create_dir_ns+0x22c/0x24c [ 241.907423][ T5756] kobject_add_internal+0x590/0xc54 [ 241.908895][ T5756] kobject_init_and_add+0x118/0x17c [ 241.910300][ T5756] gfs2_sys_fs_add+0x1dc/0x3d8 [ 241.911701][ T5756] gfs2_fill_super+0xdac/0x19e0 [ 241.913092][ T5756] get_tree_bdev+0x358/0x544 [ 241.914375][ T5756] gfs2_get_tree+0x54/0x1b4 [ 241.915598][ T5756] vfs_get_tree+0x90/0x274 [ 241.916860][ T5756] do_new_mount+0x228/0x810 [ 241.918084][ T5756] path_mount+0x5b4/0x1000 [ 241.919275][ T5756] __arm64_sys_mount+0x514/0x5e4 [ 241.920749][ T5756] invoke_syscall+0x98/0x2b8 [ 241.922025][ T5756] el0_svc_common+0x138/0x258 [ 241.923395][ T5756] do_el0_svc+0x58/0x14c [ 241.924591][ T5756] el0_svc+0x78/0x1e0 [ 241.925825][ T5756] el0t_64_sync_handler+0xcc/0xe4 [ 241.927217][ T5756] el0t_64_sync+0x1a0/0x1a4 [ 241.938935][ T5756] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 241.942758][ T5756] gfs2: fsid=](_: error -17 adding sysfs files [ 242.230574][ T5759] loop1: detected capacity change from 0 to 32768 [ 242.271436][ T5759] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 242.273468][ T5759] CPU: 0 PID: 5759 Comm: syz.1.296 Not tainted 5.15.186-syzkaller #0 [ 242.275674][ T5759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 242.278413][ T5759] Call trace: [ 242.279304][ T5759] dump_backtrace+0x0/0x43c [ 242.280556][ T5759] show_stack+0x2c/0x3c [ 242.281746][ T5759] __dump_stack+0x30/0x40 [ 242.282990][ T5759] dump_stack_lvl+0xf8/0x160 [ 242.284351][ T5759] dump_stack+0x1c/0x5c [ 242.285588][ T5759] sysfs_create_dir_ns+0x22c/0x24c [ 242.287047][ T5759] kobject_add_internal+0x590/0xc54 [ 242.288512][ T5759] kobject_init_and_add+0x118/0x17c [ 242.289928][ T5759] gfs2_sys_fs_add+0x1dc/0x3d8 [ 242.291273][ T5759] gfs2_fill_super+0xdac/0x19e0 [ 242.292618][ T5759] get_tree_bdev+0x358/0x544 [ 242.294024][ T5759] gfs2_get_tree+0x54/0x1b4 [ 242.295289][ T5759] vfs_get_tree+0x90/0x274 [ 242.296567][ T5759] do_new_mount+0x228/0x810 [ 242.297878][ T5759] path_mount+0x5b4/0x1000 [ 242.299196][ T5759] __arm64_sys_mount+0x514/0x5e4 [ 242.300571][ T5759] invoke_syscall+0x98/0x2b8 [ 242.301918][ T5759] el0_svc_common+0x138/0x258 [ 242.303226][ T5759] do_el0_svc+0x58/0x14c [ 242.304492][ T5759] el0_svc+0x78/0x1e0 [ 242.305596][ T5759] el0t_64_sync_handler+0xcc/0xe4 [ 242.307036][ T5759] el0t_64_sync+0x1a0/0x1a4 [ 242.311845][ T5759] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 242.315405][ T5759] gfs2: fsid=](_: error -17 adding sysfs files [ 242.676003][ T5762] loop1: detected capacity change from 0 to 32768 [ 242.723218][ T5762] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 242.725299][ T5762] CPU: 0 PID: 5762 Comm: syz.1.297 Not tainted 5.15.186-syzkaller #0 [ 242.727490][ T5762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 242.730184][ T5762] Call trace: [ 242.731103][ T5762] dump_backtrace+0x0/0x43c [ 242.732445][ T5762] show_stack+0x2c/0x3c [ 242.733632][ T5762] __dump_stack+0x30/0x40 [ 242.734863][ T5762] dump_stack_lvl+0xf8/0x160 [ 242.736152][ T5762] dump_stack+0x1c/0x5c [ 242.737311][ T5762] sysfs_create_dir_ns+0x22c/0x24c [ 242.738733][ T5762] kobject_add_internal+0x590/0xc54 [ 242.740247][ T5762] kobject_init_and_add+0x118/0x17c [ 242.741807][ T5762] gfs2_sys_fs_add+0x1dc/0x3d8 [ 242.743182][ T5762] gfs2_fill_super+0xdac/0x19e0 [ 242.744544][ T5762] get_tree_bdev+0x358/0x544 [ 242.745873][ T5762] gfs2_get_tree+0x54/0x1b4 [ 242.747209][ T5762] vfs_get_tree+0x90/0x274 [ 242.748483][ T5762] do_new_mount+0x228/0x810 [ 242.749793][ T5762] path_mount+0x5b4/0x1000 [ 242.751094][ T5762] __arm64_sys_mount+0x514/0x5e4 [ 242.752478][ T5762] invoke_syscall+0x98/0x2b8 [ 242.753800][ T5762] el0_svc_common+0x138/0x258 [ 242.755132][ T5762] do_el0_svc+0x58/0x14c [ 242.756368][ T5762] el0_svc+0x78/0x1e0 [ 242.757485][ T5762] el0t_64_sync_handler+0xcc/0xe4 [ 242.758907][ T5762] el0t_64_sync+0x1a0/0x1a4 [ 242.764706][ T5762] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 242.768322][ T5762] gfs2: fsid=](_: error -17 adding sysfs files [ 243.073880][ T5765] loop1: detected capacity change from 0 to 32768 [ 243.121787][ T5765] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 243.124542][ T5765] CPU: 0 PID: 5765 Comm: syz.1.298 Not tainted 5.15.186-syzkaller #0 [ 243.126815][ T5765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 243.129497][ T5765] Call trace: [ 243.130428][ T5765] dump_backtrace+0x0/0x43c [ 243.131737][ T5765] show_stack+0x2c/0x3c [ 243.132951][ T5765] __dump_stack+0x30/0x40 [ 243.134185][ T5765] dump_stack_lvl+0xf8/0x160 [ 243.135475][ T5765] dump_stack+0x1c/0x5c [ 243.136600][ T5765] sysfs_create_dir_ns+0x22c/0x24c [ 243.138009][ T5765] kobject_add_internal+0x590/0xc54 [ 243.139533][ T5765] kobject_init_and_add+0x118/0x17c [ 243.141019][ T5765] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.142345][ T5765] gfs2_fill_super+0xdac/0x19e0 [ 243.143721][ T5765] get_tree_bdev+0x358/0x544 [ 243.145078][ T5765] gfs2_get_tree+0x54/0x1b4 [ 243.146310][ T5765] vfs_get_tree+0x90/0x274 [ 243.147639][ T5765] do_new_mount+0x228/0x810 [ 243.148861][ T5765] path_mount+0x5b4/0x1000 [ 243.150094][ T5765] __arm64_sys_mount+0x514/0x5e4 [ 243.151552][ T5765] invoke_syscall+0x98/0x2b8 [ 243.152819][ T5765] el0_svc_common+0x138/0x258 [ 243.154079][ T5765] do_el0_svc+0x58/0x14c [ 243.155271][ T5765] el0_svc+0x78/0x1e0 [ 243.156392][ T5765] el0t_64_sync_handler+0xcc/0xe4 [ 243.157866][ T5765] el0t_64_sync+0x1a0/0x1a4 [ 243.161853][ T5765] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 243.165436][ T5765] gfs2: fsid=](_: error -17 adding sysfs files [ 243.496489][ T5768] loop1: detected capacity change from 0 to 32768 [ 243.512162][ T5768] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 243.514248][ T5768] CPU: 1 PID: 5768 Comm: syz.1.299 Not tainted 5.15.186-syzkaller #0 [ 243.516462][ T5768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 243.519177][ T5768] Call trace: [ 243.520078][ T5768] dump_backtrace+0x0/0x43c [ 243.521318][ T5768] show_stack+0x2c/0x3c [ 243.522531][ T5768] __dump_stack+0x30/0x40 [ 243.523736][ T5768] dump_stack_lvl+0xf8/0x160 [ 243.524983][ T5768] dump_stack+0x1c/0x5c [ 243.526185][ T5768] sysfs_create_dir_ns+0x22c/0x24c [ 243.527537][ T5768] kobject_add_internal+0x590/0xc54 [ 243.529011][ T5768] kobject_init_and_add+0x118/0x17c [ 243.530394][ T5768] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.531721][ T5768] gfs2_fill_super+0xdac/0x19e0 [ 243.533210][ T5768] get_tree_bdev+0x358/0x544 [ 243.534429][ T5768] gfs2_get_tree+0x54/0x1b4 [ 243.535603][ T5768] vfs_get_tree+0x90/0x274 [ 243.536814][ T5768] do_new_mount+0x228/0x810 [ 243.538044][ T5768] path_mount+0x5b4/0x1000 [ 243.539359][ T5768] __arm64_sys_mount+0x514/0x5e4 [ 243.540781][ T5768] invoke_syscall+0x98/0x2b8 [ 243.542129][ T5768] el0_svc_common+0x138/0x258 [ 243.543461][ T5768] do_el0_svc+0x58/0x14c [ 243.544755][ T5768] el0_svc+0x78/0x1e0 [ 243.545909][ T5768] el0t_64_sync_handler+0xcc/0xe4 [ 243.547305][ T5768] el0t_64_sync+0x1a0/0x1a4 [ 243.550269][ T5768] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 243.554135][ T5768] gfs2: fsid=](_: error -17 adding sysfs files [ 243.892838][ T5771] loop1: detected capacity change from 0 to 32768 [ 243.951734][ T5771] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 243.953891][ T5771] CPU: 0 PID: 5771 Comm: syz.1.300 Not tainted 5.15.186-syzkaller #0 [ 243.956120][ T5771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 243.958863][ T5771] Call trace: [ 243.959860][ T5771] dump_backtrace+0x0/0x43c [ 243.961225][ T5771] show_stack+0x2c/0x3c [ 243.962438][ T5771] __dump_stack+0x30/0x40 [ 243.963673][ T5771] dump_stack_lvl+0xf8/0x160 [ 243.964984][ T5771] dump_stack+0x1c/0x5c [ 243.966213][ T5771] sysfs_create_dir_ns+0x22c/0x24c [ 243.967673][ T5771] kobject_add_internal+0x590/0xc54 [ 243.969190][ T5771] kobject_init_and_add+0x118/0x17c [ 243.970613][ T5771] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.971992][ T5771] gfs2_fill_super+0xdac/0x19e0 [ 243.973394][ T5771] get_tree_bdev+0x358/0x544 [ 243.974766][ T5771] gfs2_get_tree+0x54/0x1b4 [ 243.976096][ T5771] vfs_get_tree+0x90/0x274 [ 243.977362][ T5771] do_new_mount+0x228/0x810 [ 243.978664][ T5771] path_mount+0x5b4/0x1000 [ 243.979933][ T5771] __arm64_sys_mount+0x514/0x5e4 [ 243.981367][ T5771] invoke_syscall+0x98/0x2b8 [ 243.982687][ T5771] el0_svc_common+0x138/0x258 [ 243.984062][ T5771] do_el0_svc+0x58/0x14c [ 243.985271][ T5771] el0_svc+0x78/0x1e0 [ 243.986413][ T5771] el0t_64_sync_handler+0xcc/0xe4 [ 243.987789][ T5771] el0t_64_sync+0x1a0/0x1a4 [ 243.992618][ T5771] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 243.996185][ T5771] gfs2: fsid=](_: error -17 adding sysfs files [ 244.329545][ T5774] loop1: detected capacity change from 0 to 32768 [ 244.387848][ T5774] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 244.389965][ T5774] CPU: 0 PID: 5774 Comm: syz.1.301 Not tainted 5.15.186-syzkaller #0 [ 244.392190][ T5774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 244.395076][ T5774] Call trace: [ 244.395973][ T5774] dump_backtrace+0x0/0x43c [ 244.397225][ T5774] show_stack+0x2c/0x3c [ 244.398332][ T5774] __dump_stack+0x30/0x40 [ 244.399478][ T5774] dump_stack_lvl+0xf8/0x160 [ 244.400830][ T5774] dump_stack+0x1c/0x5c [ 244.401984][ T5774] sysfs_create_dir_ns+0x22c/0x24c [ 244.403338][ T5774] kobject_add_internal+0x590/0xc54 [ 244.404829][ T5774] kobject_init_and_add+0x118/0x17c [ 244.406291][ T5774] gfs2_sys_fs_add+0x1dc/0x3d8 [ 244.407650][ T5774] gfs2_fill_super+0xdac/0x19e0 [ 244.409033][ T5774] get_tree_bdev+0x358/0x544 [ 244.410330][ T5774] gfs2_get_tree+0x54/0x1b4 [ 244.411688][ T5774] vfs_get_tree+0x90/0x274 [ 244.412914][ T5774] do_new_mount+0x228/0x810 [ 244.414154][ T5774] path_mount+0x5b4/0x1000 [ 244.415337][ T5774] __arm64_sys_mount+0x514/0x5e4 [ 244.416785][ T5774] invoke_syscall+0x98/0x2b8 [ 244.418127][ T5774] el0_svc_common+0x138/0x258 [ 244.419440][ T5774] do_el0_svc+0x58/0x14c [ 244.420663][ T5774] el0_svc+0x78/0x1e0 [ 244.421893][ T5774] el0t_64_sync_handler+0xcc/0xe4 [ 244.423329][ T5774] el0t_64_sync+0x1a0/0x1a4 [ 244.426875][ T5774] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 244.431643][ T5774] gfs2: fsid=](_: error -17 adding sysfs files [ 244.731098][ T5777] loop1: detected capacity change from 0 to 32768 [ 244.778143][ T5777] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 244.780374][ T5777] CPU: 1 PID: 5777 Comm: syz.1.302 Not tainted 5.15.186-syzkaller #0 [ 244.782727][ T5777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 244.785501][ T5777] Call trace: [ 244.786426][ T5777] dump_backtrace+0x0/0x43c [ 244.787717][ T5777] show_stack+0x2c/0x3c [ 244.788823][ T5777] __dump_stack+0x30/0x40 [ 244.790081][ T5777] dump_stack_lvl+0xf8/0x160 [ 244.791439][ T5777] dump_stack+0x1c/0x5c [ 244.792594][ T5777] sysfs_create_dir_ns+0x22c/0x24c [ 244.793958][ T5777] kobject_add_internal+0x590/0xc54 [ 244.795441][ T5777] kobject_init_and_add+0x118/0x17c [ 244.796900][ T5777] gfs2_sys_fs_add+0x1dc/0x3d8 [ 244.798208][ T5777] gfs2_fill_super+0xdac/0x19e0 [ 244.799560][ T5777] get_tree_bdev+0x358/0x544 [ 244.800893][ T5777] gfs2_get_tree+0x54/0x1b4 [ 244.802247][ T5777] vfs_get_tree+0x90/0x274 [ 244.803407][ T5777] do_new_mount+0x228/0x810 [ 244.804672][ T5777] path_mount+0x5b4/0x1000 [ 244.805942][ T5777] __arm64_sys_mount+0x514/0x5e4 [ 244.807292][ T5777] invoke_syscall+0x98/0x2b8 [ 244.808629][ T5777] el0_svc_common+0x138/0x258 [ 244.809909][ T5777] do_el0_svc+0x58/0x14c [ 244.811143][ T5777] el0_svc+0x78/0x1e0 [ 244.812191][ T5777] el0t_64_sync_handler+0xcc/0xe4 [ 244.813713][ T5777] el0t_64_sync+0x1a0/0x1a4 [ 244.815317][ T5777] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 244.818897][ T5777] gfs2: fsid=](_: error -17 adding sysfs files [ 245.162440][ T5780] loop1: detected capacity change from 0 to 32768 [ 245.211711][ T5780] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 245.214451][ T5780] CPU: 1 PID: 5780 Comm: syz.1.303 Not tainted 5.15.186-syzkaller #0 [ 245.216676][ T5780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 245.219263][ T5780] Call trace: [ 245.220216][ T5780] dump_backtrace+0x0/0x43c [ 245.221535][ T5780] show_stack+0x2c/0x3c [ 245.222719][ T5780] __dump_stack+0x30/0x40 [ 245.223932][ T5780] dump_stack_lvl+0xf8/0x160 [ 245.225204][ T5780] dump_stack+0x1c/0x5c [ 245.226364][ T5780] sysfs_create_dir_ns+0x22c/0x24c [ 245.227859][ T5780] kobject_add_internal+0x590/0xc54 [ 245.229406][ T5780] kobject_init_and_add+0x118/0x17c [ 245.230797][ T5780] gfs2_sys_fs_add+0x1dc/0x3d8 [ 245.232081][ T5780] gfs2_fill_super+0xdac/0x19e0 [ 245.233413][ T5780] get_tree_bdev+0x358/0x544 [ 245.234679][ T5780] gfs2_get_tree+0x54/0x1b4 [ 245.235888][ T5780] vfs_get_tree+0x90/0x274 [ 245.237185][ T5780] do_new_mount+0x228/0x810 [ 245.238438][ T5780] path_mount+0x5b4/0x1000 [ 245.239661][ T5780] __arm64_sys_mount+0x514/0x5e4 [ 245.241001][ T5780] invoke_syscall+0x98/0x2b8 [ 245.242238][ T5780] el0_svc_common+0x138/0x258 [ 245.243527][ T5780] do_el0_svc+0x58/0x14c [ 245.244776][ T5780] el0_svc+0x78/0x1e0 [ 245.245887][ T5780] el0t_64_sync_handler+0xcc/0xe4 [ 245.247323][ T5780] el0t_64_sync+0x1a0/0x1a4 [ 245.251003][ T5780] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 245.254495][ T5780] gfs2: fsid=](_: error -17 adding sysfs files [ 245.601665][ T5783] loop1: detected capacity change from 0 to 32768 [ 245.653232][ T5783] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 245.655383][ T5783] CPU: 1 PID: 5783 Comm: syz.1.304 Not tainted 5.15.186-syzkaller #0 [ 245.657581][ T5783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 245.660384][ T5783] Call trace: [ 245.661252][ T5783] dump_backtrace+0x0/0x43c [ 245.662509][ T5783] show_stack+0x2c/0x3c [ 245.663690][ T5783] __dump_stack+0x30/0x40 [ 245.664852][ T5783] dump_stack_lvl+0xf8/0x160 [ 245.666046][ T5783] dump_stack+0x1c/0x5c [ 245.667264][ T5783] sysfs_create_dir_ns+0x22c/0x24c [ 245.668657][ T5783] kobject_add_internal+0x590/0xc54 [ 245.670137][ T5783] kobject_init_and_add+0x118/0x17c [ 245.671574][ T5783] gfs2_sys_fs_add+0x1dc/0x3d8 [ 245.672877][ T5783] gfs2_fill_super+0xdac/0x19e0 [ 245.674199][ T5783] get_tree_bdev+0x358/0x544 [ 245.675500][ T5783] gfs2_get_tree+0x54/0x1b4 [ 245.676747][ T5783] vfs_get_tree+0x90/0x274 [ 245.677970][ T5783] do_new_mount+0x228/0x810 [ 245.679213][ T5783] path_mount+0x5b4/0x1000 [ 245.680438][ T5783] __arm64_sys_mount+0x514/0x5e4 [ 245.681821][ T5783] invoke_syscall+0x98/0x2b8 [ 245.683046][ T5783] el0_svc_common+0x138/0x258 [ 245.684338][ T5783] do_el0_svc+0x58/0x14c [ 245.685494][ T5783] el0_svc+0x78/0x1e0 [ 245.686586][ T5783] el0t_64_sync_handler+0xcc/0xe4 [ 245.688020][ T5783] el0t_64_sync+0x1a0/0x1a4 [ 245.705482][ T5783] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 245.709053][ T5783] gfs2: fsid=](_: error -17 adding sysfs files [ 246.012281][ T5786] loop1: detected capacity change from 0 to 32768 [ 246.025699][ T5786] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 246.027764][ T5786] CPU: 1 PID: 5786 Comm: syz.1.305 Not tainted 5.15.186-syzkaller #0 [ 246.029955][ T5786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 246.032820][ T5786] Call trace: [ 246.033765][ T5786] dump_backtrace+0x0/0x43c [ 246.034985][ T5786] show_stack+0x2c/0x3c [ 246.036121][ T5786] __dump_stack+0x30/0x40 [ 246.037280][ T5786] dump_stack_lvl+0xf8/0x160 [ 246.038579][ T5786] dump_stack+0x1c/0x5c [ 246.039739][ T5786] sysfs_create_dir_ns+0x22c/0x24c [ 246.041192][ T5786] kobject_add_internal+0x590/0xc54 [ 246.042569][ T5786] kobject_init_and_add+0x118/0x17c [ 246.044032][ T5786] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.045356][ T5786] gfs2_fill_super+0xdac/0x19e0 [ 246.046699][ T5786] get_tree_bdev+0x358/0x544 [ 246.047997][ T5786] gfs2_get_tree+0x54/0x1b4 [ 246.049248][ T5786] vfs_get_tree+0x90/0x274 [ 246.050422][ T5786] do_new_mount+0x228/0x810 [ 246.051694][ T5786] path_mount+0x5b4/0x1000 [ 246.052879][ T5786] __arm64_sys_mount+0x514/0x5e4 [ 246.054196][ T5786] invoke_syscall+0x98/0x2b8 [ 246.055419][ T5786] el0_svc_common+0x138/0x258 [ 246.056832][ T5786] do_el0_svc+0x58/0x14c [ 246.058027][ T5786] el0_svc+0x78/0x1e0 [ 246.059110][ T5786] el0t_64_sync_handler+0xcc/0xe4 [ 246.060460][ T5786] el0t_64_sync+0x1a0/0x1a4 [ 246.062820][ T5786] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 246.066470][ T5786] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:04:06 executed programs: 292 [ 246.477323][ T5789] loop1: detected capacity change from 0 to 32768 [ 246.511524][ T5789] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 246.513657][ T5789] CPU: 0 PID: 5789 Comm: syz.1.306 Not tainted 5.15.186-syzkaller #0 [ 246.515888][ T5789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 246.518736][ T5789] Call trace: [ 246.519658][ T5789] dump_backtrace+0x0/0x43c [ 246.520940][ T5789] show_stack+0x2c/0x3c [ 246.522154][ T5789] __dump_stack+0x30/0x40 [ 246.523396][ T5789] dump_stack_lvl+0xf8/0x160 [ 246.524637][ T5789] dump_stack+0x1c/0x5c [ 246.525780][ T5789] sysfs_create_dir_ns+0x22c/0x24c [ 246.527214][ T5789] kobject_add_internal+0x590/0xc54 [ 246.528640][ T5789] kobject_init_and_add+0x118/0x17c [ 246.530176][ T5789] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.531432][ T5789] gfs2_fill_super+0xdac/0x19e0 [ 246.532788][ T5789] get_tree_bdev+0x358/0x544 [ 246.534095][ T5789] gfs2_get_tree+0x54/0x1b4 [ 246.535363][ T5789] vfs_get_tree+0x90/0x274 [ 246.536530][ T5789] do_new_mount+0x228/0x810 [ 246.537852][ T5789] path_mount+0x5b4/0x1000 [ 246.539116][ T5789] __arm64_sys_mount+0x514/0x5e4 [ 246.540496][ T5789] invoke_syscall+0x98/0x2b8 [ 246.541786][ T5789] el0_svc_common+0x138/0x258 [ 246.543208][ T5789] do_el0_svc+0x58/0x14c [ 246.544468][ T5789] el0_svc+0x78/0x1e0 [ 246.545548][ T5789] el0t_64_sync_handler+0xcc/0xe4 [ 246.546973][ T5789] el0t_64_sync+0x1a0/0x1a4 [ 246.554051][ T5789] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 246.557782][ T5789] gfs2: fsid=](_: error -17 adding sysfs files [ 246.900986][ T5792] loop1: detected capacity change from 0 to 32768 [ 246.949174][ T5792] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 246.951469][ T5792] CPU: 0 PID: 5792 Comm: syz.1.307 Not tainted 5.15.186-syzkaller #0 [ 246.953711][ T5792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 246.956459][ T5792] Call trace: [ 246.957339][ T5792] dump_backtrace+0x0/0x43c [ 246.958556][ T5792] show_stack+0x2c/0x3c [ 246.959707][ T5792] __dump_stack+0x30/0x40 [ 246.960969][ T5792] dump_stack_lvl+0xf8/0x160 [ 246.962280][ T5792] dump_stack+0x1c/0x5c [ 246.963395][ T5792] sysfs_create_dir_ns+0x22c/0x24c [ 246.964749][ T5792] kobject_add_internal+0x590/0xc54 [ 246.966293][ T5792] kobject_init_and_add+0x118/0x17c [ 246.967721][ T5792] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.969019][ T5792] gfs2_fill_super+0xdac/0x19e0 [ 246.970324][ T5792] get_tree_bdev+0x358/0x544 [ 246.971673][ T5792] gfs2_get_tree+0x54/0x1b4 [ 246.972875][ T5792] vfs_get_tree+0x90/0x274 [ 246.974139][ T5792] do_new_mount+0x228/0x810 [ 246.975387][ T5792] path_mount+0x5b4/0x1000 [ 246.976615][ T5792] __arm64_sys_mount+0x514/0x5e4 [ 246.978015][ T5792] invoke_syscall+0x98/0x2b8 [ 246.979367][ T5792] el0_svc_common+0x138/0x258 [ 246.980654][ T5792] do_el0_svc+0x58/0x14c [ 246.981836][ T5792] el0_svc+0x78/0x1e0 [ 246.982950][ T5792] el0t_64_sync_handler+0xcc/0xe4 [ 246.984324][ T5792] el0t_64_sync+0x1a0/0x1a4 [ 246.986791][ T5792] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 246.991837][ T5792] gfs2: fsid=](_: error -17 adding sysfs files [ 247.287823][ T5795] loop1: detected capacity change from 0 to 32768 [ 247.296739][ T5795] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 247.298873][ T5795] CPU: 0 PID: 5795 Comm: syz.1.308 Not tainted 5.15.186-syzkaller #0 [ 247.301093][ T5795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 247.303958][ T5795] Call trace: [ 247.304913][ T5795] dump_backtrace+0x0/0x43c [ 247.306015][ T5795] show_stack+0x2c/0x3c [ 247.307245][ T5795] __dump_stack+0x30/0x40 [ 247.308520][ T5795] dump_stack_lvl+0xf8/0x160 [ 247.309865][ T5795] dump_stack+0x1c/0x5c [ 247.311069][ T5795] sysfs_create_dir_ns+0x22c/0x24c [ 247.312518][ T5795] kobject_add_internal+0x590/0xc54 [ 247.314021][ T5795] kobject_init_and_add+0x118/0x17c [ 247.315415][ T5795] gfs2_sys_fs_add+0x1dc/0x3d8 [ 247.316760][ T5795] gfs2_fill_super+0xdac/0x19e0 [ 247.318080][ T5795] get_tree_bdev+0x358/0x544 [ 247.319399][ T5795] gfs2_get_tree+0x54/0x1b4 [ 247.320698][ T5795] vfs_get_tree+0x90/0x274 [ 247.321919][ T5795] do_new_mount+0x228/0x810 [ 247.323227][ T5795] path_mount+0x5b4/0x1000 [ 247.324431][ T5795] __arm64_sys_mount+0x514/0x5e4 [ 247.325812][ T5795] invoke_syscall+0x98/0x2b8 [ 247.327075][ T5795] el0_svc_common+0x138/0x258 [ 247.328413][ T5795] do_el0_svc+0x58/0x14c [ 247.329647][ T5795] el0_svc+0x78/0x1e0 [ 247.330788][ T5795] el0t_64_sync_handler+0xcc/0xe4 [ 247.332120][ T5795] el0t_64_sync+0x1a0/0x1a4 [ 247.336088][ T5795] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 247.341123][ T5795] gfs2: fsid=](_: error -17 adding sysfs files [ 247.777964][ T5798] loop1: detected capacity change from 0 to 32768 [ 247.791480][ T5798] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 247.793492][ T5798] CPU: 0 PID: 5798 Comm: syz.1.309 Not tainted 5.15.186-syzkaller #0 [ 247.795677][ T5798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 247.798418][ T5798] Call trace: [ 247.799230][ T5798] dump_backtrace+0x0/0x43c [ 247.800505][ T5798] show_stack+0x2c/0x3c [ 247.801723][ T5798] __dump_stack+0x30/0x40 [ 247.803012][ T5798] dump_stack_lvl+0xf8/0x160 [ 247.804285][ T5798] dump_stack+0x1c/0x5c [ 247.805508][ T5798] sysfs_create_dir_ns+0x22c/0x24c [ 247.807033][ T5798] kobject_add_internal+0x590/0xc54 [ 247.808590][ T5798] kobject_init_and_add+0x118/0x17c [ 247.810026][ T5798] gfs2_sys_fs_add+0x1dc/0x3d8 [ 247.811380][ T5798] gfs2_fill_super+0xdac/0x19e0 [ 247.812762][ T5798] get_tree_bdev+0x358/0x544 [ 247.814001][ T5798] gfs2_get_tree+0x54/0x1b4 [ 247.815204][ T5798] vfs_get_tree+0x90/0x274 [ 247.816485][ T5798] do_new_mount+0x228/0x810 [ 247.817716][ T5798] path_mount+0x5b4/0x1000 [ 247.818914][ T5798] __arm64_sys_mount+0x514/0x5e4 [ 247.820262][ T5798] invoke_syscall+0x98/0x2b8 [ 247.821597][ T5798] el0_svc_common+0x138/0x258 [ 247.822918][ T5798] do_el0_svc+0x58/0x14c [ 247.824104][ T5798] el0_svc+0x78/0x1e0 [ 247.825171][ T5798] el0t_64_sync_handler+0xcc/0xe4 [ 247.826512][ T5798] el0t_64_sync+0x1a0/0x1a4 [ 247.830563][ T5798] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 247.834007][ T5798] gfs2: fsid=](_: error -17 adding sysfs files [ 248.134717][ T5801] loop1: detected capacity change from 0 to 32768 [ 248.250349][ T5801] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 248.252422][ T5801] CPU: 0 PID: 5801 Comm: syz.1.310 Not tainted 5.15.186-syzkaller #0 [ 248.254524][ T5801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 248.257233][ T5801] Call trace: [ 248.258084][ T5801] dump_backtrace+0x0/0x43c [ 248.259276][ T5801] show_stack+0x2c/0x3c [ 248.260409][ T5801] __dump_stack+0x30/0x40 [ 248.261572][ T5801] dump_stack_lvl+0xf8/0x160 [ 248.262796][ T5801] dump_stack+0x1c/0x5c [ 248.263975][ T5801] sysfs_create_dir_ns+0x22c/0x24c [ 248.265453][ T5801] kobject_add_internal+0x590/0xc54 [ 248.266902][ T5801] kobject_init_and_add+0x118/0x17c [ 248.268373][ T5801] gfs2_sys_fs_add+0x1dc/0x3d8 [ 248.269735][ T5801] gfs2_fill_super+0xdac/0x19e0 [ 248.271138][ T5801] get_tree_bdev+0x358/0x544 [ 248.272427][ T5801] gfs2_get_tree+0x54/0x1b4 [ 248.273611][ T5801] vfs_get_tree+0x90/0x274 [ 248.274804][ T5801] do_new_mount+0x228/0x810 [ 248.276067][ T5801] path_mount+0x5b4/0x1000 [ 248.277279][ T5801] __arm64_sys_mount+0x514/0x5e4 [ 248.278586][ T5801] invoke_syscall+0x98/0x2b8 [ 248.279899][ T5801] el0_svc_common+0x138/0x258 [ 248.281167][ T5801] do_el0_svc+0x58/0x14c [ 248.282456][ T5801] el0_svc+0x78/0x1e0 [ 248.283541][ T5801] el0t_64_sync_handler+0xcc/0xe4 [ 248.284956][ T5801] el0t_64_sync+0x1a0/0x1a4 [ 248.288677][ T5801] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 248.292698][ T5801] gfs2: fsid=](_: error -17 adding sysfs files [ 248.580819][ T5804] loop1: detected capacity change from 0 to 32768 [ 248.633822][ T5804] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 248.635901][ T5804] CPU: 0 PID: 5804 Comm: syz.1.311 Not tainted 5.15.186-syzkaller #0 [ 248.638195][ T5804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 248.641004][ T5804] Call trace: [ 248.641935][ T5804] dump_backtrace+0x0/0x43c [ 248.643267][ T5804] show_stack+0x2c/0x3c [ 248.644488][ T5804] __dump_stack+0x30/0x40 [ 248.645771][ T5804] dump_stack_lvl+0xf8/0x160 [ 248.647114][ T5804] dump_stack+0x1c/0x5c [ 248.648301][ T5804] sysfs_create_dir_ns+0x22c/0x24c [ 248.649745][ T5804] kobject_add_internal+0x590/0xc54 [ 248.651148][ T5804] kobject_init_and_add+0x118/0x17c [ 248.652649][ T5804] gfs2_sys_fs_add+0x1dc/0x3d8 [ 248.653973][ T5804] gfs2_fill_super+0xdac/0x19e0 [ 248.655364][ T5804] get_tree_bdev+0x358/0x544 [ 248.656691][ T5804] gfs2_get_tree+0x54/0x1b4 [ 248.657954][ T5804] vfs_get_tree+0x90/0x274 [ 248.659176][ T5804] do_new_mount+0x228/0x810 [ 248.660416][ T5804] path_mount+0x5b4/0x1000 [ 248.661638][ T5804] __arm64_sys_mount+0x514/0x5e4 [ 248.663029][ T5804] invoke_syscall+0x98/0x2b8 [ 248.664295][ T5804] el0_svc_common+0x138/0x258 [ 248.665551][ T5804] do_el0_svc+0x58/0x14c [ 248.666695][ T5804] el0_svc+0x78/0x1e0 [ 248.667770][ T5804] el0t_64_sync_handler+0xcc/0xe4 [ 248.669185][ T5804] el0t_64_sync+0x1a0/0x1a4 [ 248.678943][ T5804] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 248.690859][ T5804] gfs2: fsid=](_: error -17 adding sysfs files [ 248.985285][ T5807] loop1: detected capacity change from 0 to 32768 [ 249.034778][ T5807] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 249.036900][ T5807] CPU: 1 PID: 5807 Comm: syz.1.312 Not tainted 5.15.186-syzkaller #0 [ 249.039102][ T5807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 249.041949][ T5807] Call trace: [ 249.042892][ T5807] dump_backtrace+0x0/0x43c [ 249.044166][ T5807] show_stack+0x2c/0x3c [ 249.045395][ T5807] __dump_stack+0x30/0x40 [ 249.046656][ T5807] dump_stack_lvl+0xf8/0x160 [ 249.047924][ T5807] dump_stack+0x1c/0x5c [ 249.049087][ T5807] sysfs_create_dir_ns+0x22c/0x24c [ 249.050580][ T5807] kobject_add_internal+0x590/0xc54 [ 249.052052][ T5807] kobject_init_and_add+0x118/0x17c [ 249.053513][ T5807] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.054882][ T5807] gfs2_fill_super+0xdac/0x19e0 [ 249.056371][ T5807] get_tree_bdev+0x358/0x544 [ 249.057734][ T5807] gfs2_get_tree+0x54/0x1b4 [ 249.058981][ T5807] vfs_get_tree+0x90/0x274 [ 249.060265][ T5807] do_new_mount+0x228/0x810 [ 249.061556][ T5807] path_mount+0x5b4/0x1000 [ 249.062759][ T5807] __arm64_sys_mount+0x514/0x5e4 [ 249.064095][ T5807] invoke_syscall+0x98/0x2b8 [ 249.065436][ T5807] el0_svc_common+0x138/0x258 [ 249.066818][ T5807] do_el0_svc+0x58/0x14c [ 249.067991][ T5807] el0_svc+0x78/0x1e0 [ 249.069183][ T5807] el0t_64_sync_handler+0xcc/0xe4 [ 249.070686][ T5807] el0t_64_sync+0x1a0/0x1a4 [ 249.074897][ T5807] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 249.078404][ T5807] gfs2: fsid=](_: error -17 adding sysfs files [ 249.385613][ T5810] loop1: detected capacity change from 0 to 32768 [ 249.431454][ T5810] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 249.433568][ T5810] CPU: 0 PID: 5810 Comm: syz.1.313 Not tainted 5.15.186-syzkaller #0 [ 249.435747][ T5810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 249.438545][ T5810] Call trace: [ 249.439460][ T5810] dump_backtrace+0x0/0x43c [ 249.440774][ T5810] show_stack+0x2c/0x3c [ 249.441957][ T5810] __dump_stack+0x30/0x40 [ 249.443103][ T5810] dump_stack_lvl+0xf8/0x160 [ 249.444380][ T5810] dump_stack+0x1c/0x5c [ 249.445549][ T5810] sysfs_create_dir_ns+0x22c/0x24c [ 249.446979][ T5810] kobject_add_internal+0x590/0xc54 [ 249.448338][ T5810] kobject_init_and_add+0x118/0x17c [ 249.449759][ T5810] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.451196][ T5810] gfs2_fill_super+0xdac/0x19e0 [ 249.452534][ T5810] get_tree_bdev+0x358/0x544 [ 249.453774][ T5810] gfs2_get_tree+0x54/0x1b4 [ 249.455027][ T5810] vfs_get_tree+0x90/0x274 [ 249.456298][ T5810] do_new_mount+0x228/0x810 [ 249.457504][ T5810] path_mount+0x5b4/0x1000 [ 249.458743][ T5810] __arm64_sys_mount+0x514/0x5e4 [ 249.460193][ T5810] invoke_syscall+0x98/0x2b8 [ 249.461471][ T5810] el0_svc_common+0x138/0x258 [ 249.462775][ T5810] do_el0_svc+0x58/0x14c [ 249.463933][ T5810] el0_svc+0x78/0x1e0 [ 249.465022][ T5810] el0t_64_sync_handler+0xcc/0xe4 [ 249.466348][ T5810] el0t_64_sync+0x1a0/0x1a4 [ 249.469941][ T5810] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 249.473419][ T5810] gfs2: fsid=](_: error -17 adding sysfs files [ 249.781605][ T5813] loop1: detected capacity change from 0 to 32768 [ 249.792135][ T5813] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 249.794292][ T5813] CPU: 0 PID: 5813 Comm: syz.1.314 Not tainted 5.15.186-syzkaller #0 [ 249.796506][ T5813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 249.799336][ T5813] Call trace: [ 249.800354][ T5813] dump_backtrace+0x0/0x43c [ 249.801672][ T5813] show_stack+0x2c/0x3c [ 249.802833][ T5813] __dump_stack+0x30/0x40 [ 249.804141][ T5813] dump_stack_lvl+0xf8/0x160 [ 249.805411][ T5813] dump_stack+0x1c/0x5c [ 249.806651][ T5813] sysfs_create_dir_ns+0x22c/0x24c [ 249.808117][ T5813] kobject_add_internal+0x590/0xc54 [ 249.809636][ T5813] kobject_init_and_add+0x118/0x17c [ 249.811150][ T5813] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.812451][ T5813] gfs2_fill_super+0xdac/0x19e0 [ 249.813949][ T5813] get_tree_bdev+0x358/0x544 [ 249.815327][ T5813] gfs2_get_tree+0x54/0x1b4 [ 249.816635][ T5813] vfs_get_tree+0x90/0x274 [ 249.817966][ T5813] do_new_mount+0x228/0x810 [ 249.819281][ T5813] path_mount+0x5b4/0x1000 [ 249.820521][ T5813] __arm64_sys_mount+0x514/0x5e4 [ 249.821985][ T5813] invoke_syscall+0x98/0x2b8 [ 249.823339][ T5813] el0_svc_common+0x138/0x258 [ 249.824812][ T5813] do_el0_svc+0x58/0x14c [ 249.826069][ T5813] el0_svc+0x78/0x1e0 [ 249.827205][ T5813] el0t_64_sync_handler+0xcc/0xe4 [ 249.828713][ T5813] el0t_64_sync+0x1a0/0x1a4 [ 249.830382][ T5813] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 249.834152][ T5813] gfs2: fsid=](_: error -17 adding sysfs files [ 250.129468][ T5816] loop1: detected capacity change from 0 to 32768 [ 250.178203][ T5816] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 250.181843][ T5816] CPU: 1 PID: 5816 Comm: syz.1.315 Not tainted 5.15.186-syzkaller #0 [ 250.184216][ T5816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 250.187205][ T5816] Call trace: [ 250.188097][ T5816] dump_backtrace+0x0/0x43c [ 250.189369][ T5816] show_stack+0x2c/0x3c [ 250.190582][ T5816] __dump_stack+0x30/0x40 [ 250.191764][ T5816] dump_stack_lvl+0xf8/0x160 [ 250.193014][ T5816] dump_stack+0x1c/0x5c [ 250.194163][ T5816] sysfs_create_dir_ns+0x22c/0x24c [ 250.195659][ T5816] kobject_add_internal+0x590/0xc54 [ 250.197040][ T5816] kobject_init_and_add+0x118/0x17c [ 250.198481][ T5816] gfs2_sys_fs_add+0x1dc/0x3d8 [ 250.199857][ T5816] gfs2_fill_super+0xdac/0x19e0 [ 250.201203][ T5816] get_tree_bdev+0x358/0x544 [ 250.202564][ T5816] gfs2_get_tree+0x54/0x1b4 [ 250.203855][ T5816] vfs_get_tree+0x90/0x274 [ 250.205059][ T5816] do_new_mount+0x228/0x810 [ 250.206352][ T5816] path_mount+0x5b4/0x1000 [ 250.207571][ T5816] __arm64_sys_mount+0x514/0x5e4 [ 250.208975][ T5816] invoke_syscall+0x98/0x2b8 [ 250.210233][ T5816] el0_svc_common+0x138/0x258 [ 250.211568][ T5816] do_el0_svc+0x58/0x14c [ 250.212799][ T5816] el0_svc+0x78/0x1e0 [ 250.213963][ T5816] el0t_64_sync_handler+0xcc/0xe4 [ 250.215308][ T5816] el0t_64_sync+0x1a0/0x1a4 [ 250.222262][ T5816] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 250.225982][ T5816] gfs2: fsid=](_: error -17 adding sysfs files [ 250.506073][ T5819] loop1: detected capacity change from 0 to 32768 [ 250.555477][ T5819] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 250.558020][ T5819] CPU: 1 PID: 5819 Comm: syz.1.316 Not tainted 5.15.186-syzkaller #0 [ 250.560356][ T5819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 250.563280][ T5819] Call trace: [ 250.564190][ T5819] dump_backtrace+0x0/0x43c [ 250.565469][ T5819] show_stack+0x2c/0x3c [ 250.566592][ T5819] __dump_stack+0x30/0x40 [ 250.567763][ T5819] dump_stack_lvl+0xf8/0x160 [ 250.569023][ T5819] dump_stack+0x1c/0x5c [ 250.570136][ T5819] sysfs_create_dir_ns+0x22c/0x24c [ 250.571523][ T5819] kobject_add_internal+0x590/0xc54 [ 250.572957][ T5819] kobject_init_and_add+0x118/0x17c [ 250.574417][ T5819] gfs2_sys_fs_add+0x1dc/0x3d8 [ 250.575679][ T5819] gfs2_fill_super+0xdac/0x19e0 [ 250.577009][ T5819] get_tree_bdev+0x358/0x544 [ 250.578296][ T5819] gfs2_get_tree+0x54/0x1b4 [ 250.579490][ T5819] vfs_get_tree+0x90/0x274 [ 250.580759][ T5819] do_new_mount+0x228/0x810 [ 250.582007][ T5819] path_mount+0x5b4/0x1000 [ 250.583258][ T5819] __arm64_sys_mount+0x514/0x5e4 [ 250.584607][ T5819] invoke_syscall+0x98/0x2b8 [ 250.585938][ T5819] el0_svc_common+0x138/0x258 [ 250.587268][ T5819] do_el0_svc+0x58/0x14c [ 250.588439][ T5819] el0_svc+0x78/0x1e0 [ 250.589579][ T5819] el0t_64_sync_handler+0xcc/0xe4 [ 250.591066][ T5819] el0t_64_sync+0x1a0/0x1a4 [ 250.595127][ T5819] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 250.598911][ T5819] gfs2: fsid=](_: error -17 adding sysfs files [ 250.899601][ T1533] Bluetooth: hci1: command 0x0406 tx timeout [ 250.902430][ T5822] loop1: detected capacity change from 0 to 32768 [ 250.955002][ T5822] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 250.957182][ T5822] CPU: 0 PID: 5822 Comm: syz.1.317 Not tainted 5.15.186-syzkaller #0 [ 250.959408][ T5822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 250.962243][ T5822] Call trace: [ 250.963132][ T5822] dump_backtrace+0x0/0x43c [ 250.964444][ T5822] show_stack+0x2c/0x3c [ 250.965706][ T5822] __dump_stack+0x30/0x40 [ 250.967000][ T5822] dump_stack_lvl+0xf8/0x160 [ 250.968313][ T5822] dump_stack+0x1c/0x5c [ 250.969559][ T5822] sysfs_create_dir_ns+0x22c/0x24c [ 250.971130][ T5822] kobject_add_internal+0x590/0xc54 [ 250.972636][ T5822] kobject_init_and_add+0x118/0x17c [ 250.974107][ T5822] gfs2_sys_fs_add+0x1dc/0x3d8 [ 250.975421][ T5822] gfs2_fill_super+0xdac/0x19e0 [ 250.976831][ T5822] get_tree_bdev+0x358/0x544 [ 250.978157][ T5822] gfs2_get_tree+0x54/0x1b4 [ 250.979453][ T5822] vfs_get_tree+0x90/0x274 [ 250.980683][ T5822] do_new_mount+0x228/0x810 [ 250.981941][ T5822] path_mount+0x5b4/0x1000 [ 250.983221][ T5822] __arm64_sys_mount+0x514/0x5e4 [ 250.984697][ T5822] invoke_syscall+0x98/0x2b8 [ 250.985964][ T5822] el0_svc_common+0x138/0x258 [ 250.987371][ T5822] do_el0_svc+0x58/0x14c [ 250.988531][ T5822] el0_svc+0x78/0x1e0 [ 250.989678][ T5822] el0t_64_sync_handler+0xcc/0xe4 [ 250.991124][ T5822] el0t_64_sync+0x1a0/0x1a4 [ 250.992822][ T5822] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 250.997227][ T5822] gfs2: fsid=](_: error -17 adding sysfs files [ 251.330360][ T5825] loop1: detected capacity change from 0 to 32768 [ 251.341555][ T5825] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 251.343558][ T5825] CPU: 1 PID: 5825 Comm: syz.1.318 Not tainted 5.15.186-syzkaller #0 [ 251.345865][ T5825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 251.348750][ T5825] Call trace: [ 251.349686][ T5825] dump_backtrace+0x0/0x43c [ 251.350906][ T5825] show_stack+0x2c/0x3c [ 251.352088][ T5825] __dump_stack+0x30/0x40 [ 251.353259][ T5825] dump_stack_lvl+0xf8/0x160 [ 251.354535][ T5825] dump_stack+0x1c/0x5c [ 251.355716][ T5825] sysfs_create_dir_ns+0x22c/0x24c [ 251.357135][ T5825] kobject_add_internal+0x590/0xc54 [ 251.358637][ T5825] kobject_init_and_add+0x118/0x17c [ 251.360147][ T5825] gfs2_sys_fs_add+0x1dc/0x3d8 [ 251.361476][ T5825] gfs2_fill_super+0xdac/0x19e0 [ 251.362813][ T5825] get_tree_bdev+0x358/0x544 [ 251.364085][ T5825] gfs2_get_tree+0x54/0x1b4 [ 251.365425][ T5825] vfs_get_tree+0x90/0x274 [ 251.366714][ T5825] do_new_mount+0x228/0x810 [ 251.367957][ T5825] path_mount+0x5b4/0x1000 [ 251.369109][ T5825] __arm64_sys_mount+0x514/0x5e4 [ 251.370405][ T5825] invoke_syscall+0x98/0x2b8 [ 251.371690][ T5825] el0_svc_common+0x138/0x258 [ 251.372948][ T5825] do_el0_svc+0x58/0x14c [ 251.374063][ T5825] el0_svc+0x78/0x1e0 [ 251.375174][ T5825] el0t_64_sync_handler+0xcc/0xe4 [ 251.376585][ T5825] el0t_64_sync+0x1a0/0x1a4 [ 251.381729][ T5825] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 251.385143][ T5825] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:04:11 executed programs: 305 [ 251.742555][ T5828] loop1: detected capacity change from 0 to 32768 [ 251.803377][ T5828] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 251.805503][ T5828] CPU: 0 PID: 5828 Comm: syz.1.319 Not tainted 5.15.186-syzkaller #0 [ 251.807678][ T5828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 251.810637][ T5828] Call trace: [ 251.811599][ T5828] dump_backtrace+0x0/0x43c [ 251.812891][ T5828] show_stack+0x2c/0x3c [ 251.814072][ T5828] __dump_stack+0x30/0x40 [ 251.815339][ T5828] dump_stack_lvl+0xf8/0x160 [ 251.816719][ T5828] dump_stack+0x1c/0x5c [ 251.817865][ T5828] sysfs_create_dir_ns+0x22c/0x24c [ 251.819348][ T5828] kobject_add_internal+0x590/0xc54 [ 251.820854][ T5828] kobject_init_and_add+0x118/0x17c [ 251.822291][ T5828] gfs2_sys_fs_add+0x1dc/0x3d8 [ 251.823616][ T5828] gfs2_fill_super+0xdac/0x19e0 [ 251.825083][ T5828] get_tree_bdev+0x358/0x544 [ 251.826385][ T5828] gfs2_get_tree+0x54/0x1b4 [ 251.827687][ T5828] vfs_get_tree+0x90/0x274 [ 251.828895][ T5828] do_new_mount+0x228/0x810 [ 251.830123][ T5828] path_mount+0x5b4/0x1000 [ 251.831387][ T5828] __arm64_sys_mount+0x514/0x5e4 [ 251.832818][ T5828] invoke_syscall+0x98/0x2b8 [ 251.834045][ T5828] el0_svc_common+0x138/0x258 [ 251.835399][ T5828] do_el0_svc+0x58/0x14c [ 251.836600][ T5828] el0_svc+0x78/0x1e0 [ 251.837746][ T5828] el0t_64_sync_handler+0xcc/0xe4 [ 251.839130][ T5828] el0t_64_sync+0x1a0/0x1a4 [ 251.843666][ T5828] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 251.847337][ T5828] gfs2: fsid=](_: error -17 adding sysfs files [ 252.194665][ T5831] loop1: detected capacity change from 0 to 32768 [ 252.241509][ T5831] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 252.243545][ T5831] CPU: 1 PID: 5831 Comm: syz.1.320 Not tainted 5.15.186-syzkaller #0 [ 252.245718][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 252.248443][ T5831] Call trace: [ 252.249479][ T5831] dump_backtrace+0x0/0x43c [ 252.250748][ T5831] show_stack+0x2c/0x3c [ 252.251916][ T5831] __dump_stack+0x30/0x40 [ 252.253135][ T5831] dump_stack_lvl+0xf8/0x160 [ 252.254364][ T5831] dump_stack+0x1c/0x5c [ 252.255540][ T5831] sysfs_create_dir_ns+0x22c/0x24c [ 252.257000][ T5831] kobject_add_internal+0x590/0xc54 [ 252.258520][ T5831] kobject_init_and_add+0x118/0x17c [ 252.260007][ T5831] gfs2_sys_fs_add+0x1dc/0x3d8 [ 252.261338][ T5831] gfs2_fill_super+0xdac/0x19e0 [ 252.262697][ T5831] get_tree_bdev+0x358/0x544 [ 252.264059][ T5831] gfs2_get_tree+0x54/0x1b4 [ 252.265269][ T5831] vfs_get_tree+0x90/0x274 [ 252.266710][ T5831] do_new_mount+0x228/0x810 [ 252.268007][ T5831] path_mount+0x5b4/0x1000 [ 252.269242][ T5831] __arm64_sys_mount+0x514/0x5e4 [ 252.270630][ T5831] invoke_syscall+0x98/0x2b8 [ 252.271950][ T5831] el0_svc_common+0x138/0x258 [ 252.273297][ T5831] do_el0_svc+0x58/0x14c [ 252.274442][ T5831] el0_svc+0x78/0x1e0 [ 252.275541][ T5831] el0t_64_sync_handler+0xcc/0xe4 [ 252.276841][ T5831] el0t_64_sync+0x1a0/0x1a4 [ 252.288385][ T5831] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 252.292080][ T5831] gfs2: fsid=](_: error -17 adding sysfs files [ 252.609069][ T5834] loop1: detected capacity change from 0 to 32768 [ 252.669760][ T5834] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 252.671816][ T5834] CPU: 0 PID: 5834 Comm: syz.1.321 Not tainted 5.15.186-syzkaller #0 [ 252.674037][ T5834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 252.676905][ T5834] Call trace: [ 252.677807][ T5834] dump_backtrace+0x0/0x43c [ 252.679039][ T5834] show_stack+0x2c/0x3c [ 252.680133][ T5834] __dump_stack+0x30/0x40 [ 252.681339][ T5834] dump_stack_lvl+0xf8/0x160 [ 252.682596][ T5834] dump_stack+0x1c/0x5c [ 252.683766][ T5834] sysfs_create_dir_ns+0x22c/0x24c [ 252.685168][ T5834] kobject_add_internal+0x590/0xc54 [ 252.686621][ T5834] kobject_init_and_add+0x118/0x17c [ 252.688010][ T5834] gfs2_sys_fs_add+0x1dc/0x3d8 [ 252.689256][ T5834] gfs2_fill_super+0xdac/0x19e0 [ 252.690556][ T5834] get_tree_bdev+0x358/0x544 [ 252.691868][ T5834] gfs2_get_tree+0x54/0x1b4 [ 252.693172][ T5834] vfs_get_tree+0x90/0x274 [ 252.694375][ T5834] do_new_mount+0x228/0x810 [ 252.695604][ T5834] path_mount+0x5b4/0x1000 [ 252.696855][ T5834] __arm64_sys_mount+0x514/0x5e4 [ 252.698233][ T5834] invoke_syscall+0x98/0x2b8 [ 252.699502][ T5834] el0_svc_common+0x138/0x258 [ 252.700793][ T5834] do_el0_svc+0x58/0x14c [ 252.701860][ T5834] el0_svc+0x78/0x1e0 [ 252.702956][ T5834] el0t_64_sync_handler+0xcc/0xe4 [ 252.704365][ T5834] el0t_64_sync+0x1a0/0x1a4 [ 252.707958][ T5834] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 252.711651][ T5834] gfs2: fsid=](_: error -17 adding sysfs files [ 253.000862][ T5837] loop1: detected capacity change from 0 to 32768 [ 253.104479][ T5837] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 253.106533][ T5837] CPU: 1 PID: 5837 Comm: syz.1.322 Not tainted 5.15.186-syzkaller #0 [ 253.108771][ T5837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 253.111633][ T5837] Call trace: [ 253.112576][ T5837] dump_backtrace+0x0/0x43c [ 253.113942][ T5837] show_stack+0x2c/0x3c [ 253.115184][ T5837] __dump_stack+0x30/0x40 [ 253.116479][ T5837] dump_stack_lvl+0xf8/0x160 [ 253.117795][ T5837] dump_stack+0x1c/0x5c [ 253.119029][ T5837] sysfs_create_dir_ns+0x22c/0x24c [ 253.120426][ T5837] kobject_add_internal+0x590/0xc54 [ 253.121855][ T5837] kobject_init_and_add+0x118/0x17c [ 253.123271][ T5837] gfs2_sys_fs_add+0x1dc/0x3d8 [ 253.124618][ T5837] gfs2_fill_super+0xdac/0x19e0 [ 253.126006][ T5837] get_tree_bdev+0x358/0x544 [ 253.127311][ T5837] gfs2_get_tree+0x54/0x1b4 [ 253.128634][ T5837] vfs_get_tree+0x90/0x274 [ 253.129932][ T5837] do_new_mount+0x228/0x810 [ 253.131211][ T5837] path_mount+0x5b4/0x1000 [ 253.132487][ T5837] __arm64_sys_mount+0x514/0x5e4 [ 253.133964][ T5837] invoke_syscall+0x98/0x2b8 [ 253.135325][ T5837] el0_svc_common+0x138/0x258 [ 253.136656][ T5837] do_el0_svc+0x58/0x14c [ 253.137876][ T5837] el0_svc+0x78/0x1e0 [ 253.139073][ T5837] el0t_64_sync_handler+0xcc/0xe4 [ 253.140460][ T5837] el0t_64_sync+0x1a0/0x1a4 [ 253.142194][ T5837] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 253.145741][ T5837] gfs2: fsid=](_: error -17 adding sysfs files [ 253.454646][ T5840] loop1: detected capacity change from 0 to 32768 [ 253.520814][ T5840] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 253.525208][ T5840] CPU: 0 PID: 5840 Comm: syz.1.323 Not tainted 5.15.186-syzkaller #0 [ 253.527510][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 253.530313][ T5840] Call trace: [ 253.531244][ T5840] dump_backtrace+0x0/0x43c [ 253.532509][ T5840] show_stack+0x2c/0x3c [ 253.533730][ T5840] __dump_stack+0x30/0x40 [ 253.534953][ T5840] dump_stack_lvl+0xf8/0x160 [ 253.536264][ T5840] dump_stack+0x1c/0x5c [ 253.537424][ T5840] sysfs_create_dir_ns+0x22c/0x24c [ 253.538843][ T5840] kobject_add_internal+0x590/0xc54 [ 253.540301][ T5840] kobject_init_and_add+0x118/0x17c [ 253.541787][ T5840] gfs2_sys_fs_add+0x1dc/0x3d8 [ 253.543109][ T5840] gfs2_fill_super+0xdac/0x19e0 [ 253.544452][ T5840] get_tree_bdev+0x358/0x544 [ 253.545783][ T5840] gfs2_get_tree+0x54/0x1b4 [ 253.547105][ T5840] vfs_get_tree+0x90/0x274 [ 253.548380][ T5840] do_new_mount+0x228/0x810 [ 253.549672][ T5840] path_mount+0x5b4/0x1000 [ 253.550931][ T5840] __arm64_sys_mount+0x514/0x5e4 [ 253.552310][ T5840] invoke_syscall+0x98/0x2b8 [ 253.553612][ T5840] el0_svc_common+0x138/0x258 [ 253.555035][ T5840] do_el0_svc+0x58/0x14c [ 253.556339][ T5840] el0_svc+0x78/0x1e0 [ 253.557432][ T5840] el0t_64_sync_handler+0xcc/0xe4 [ 253.558806][ T5840] el0t_64_sync+0x1a0/0x1a4 [ 253.562661][ T5840] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 253.566350][ T5840] gfs2: fsid=](_: error -17 adding sysfs files [ 253.855693][ T5843] loop1: detected capacity change from 0 to 32768 [ 253.929004][ T5843] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 253.932636][ T5843] CPU: 0 PID: 5843 Comm: syz.1.324 Not tainted 5.15.186-syzkaller #0 [ 253.934908][ T5843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 253.937757][ T5843] Call trace: [ 253.938717][ T5843] dump_backtrace+0x0/0x43c [ 253.939989][ T5843] show_stack+0x2c/0x3c [ 253.941172][ T5843] __dump_stack+0x30/0x40 [ 253.942399][ T5843] dump_stack_lvl+0xf8/0x160 [ 253.943638][ T5843] dump_stack+0x1c/0x5c [ 253.944763][ T5843] sysfs_create_dir_ns+0x22c/0x24c [ 253.946207][ T5843] kobject_add_internal+0x590/0xc54 [ 253.947737][ T5843] kobject_init_and_add+0x118/0x17c [ 253.949153][ T5843] gfs2_sys_fs_add+0x1dc/0x3d8 [ 253.950495][ T5843] gfs2_fill_super+0xdac/0x19e0 [ 253.951873][ T5843] get_tree_bdev+0x358/0x544 [ 253.953131][ T5843] gfs2_get_tree+0x54/0x1b4 [ 253.954472][ T5843] vfs_get_tree+0x90/0x274 [ 253.955752][ T5843] do_new_mount+0x228/0x810 [ 253.957076][ T5843] path_mount+0x5b4/0x1000 [ 253.958328][ T5843] __arm64_sys_mount+0x514/0x5e4 [ 253.959699][ T5843] invoke_syscall+0x98/0x2b8 [ 253.961020][ T5843] el0_svc_common+0x138/0x258 [ 253.962358][ T5843] do_el0_svc+0x58/0x14c [ 253.963571][ T5843] el0_svc+0x78/0x1e0 [ 253.964683][ T5843] el0t_64_sync_handler+0xcc/0xe4 [ 253.966158][ T5843] el0t_64_sync+0x1a0/0x1a4 [ 253.969006][ T2054] ieee802154 phy0 wpan0: encryption failed: -22 [ 253.970825][ T2054] ieee802154 phy1 wpan1: encryption failed: -22 [ 253.974309][ T5843] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 253.978087][ T5843] gfs2: fsid=](_: error -17 adding sysfs files [ 254.267679][ T5846] loop1: detected capacity change from 0 to 32768 [ 254.282461][ T5846] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 254.284524][ T5846] CPU: 0 PID: 5846 Comm: syz.1.325 Not tainted 5.15.186-syzkaller #0 [ 254.286787][ T5846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 254.289500][ T5846] Call trace: [ 254.290435][ T5846] dump_backtrace+0x0/0x43c [ 254.291821][ T5846] show_stack+0x2c/0x3c [ 254.293032][ T5846] __dump_stack+0x30/0x40 [ 254.294215][ T5846] dump_stack_lvl+0xf8/0x160 [ 254.295554][ T5846] dump_stack+0x1c/0x5c [ 254.296717][ T5846] sysfs_create_dir_ns+0x22c/0x24c [ 254.298139][ T5846] kobject_add_internal+0x590/0xc54 [ 254.299597][ T5846] kobject_init_and_add+0x118/0x17c [ 254.300994][ T5846] gfs2_sys_fs_add+0x1dc/0x3d8 [ 254.302353][ T5846] gfs2_fill_super+0xdac/0x19e0 [ 254.303770][ T5846] get_tree_bdev+0x358/0x544 [ 254.305060][ T5846] gfs2_get_tree+0x54/0x1b4 [ 254.306335][ T5846] vfs_get_tree+0x90/0x274 [ 254.307549][ T5846] do_new_mount+0x228/0x810 [ 254.308835][ T5846] path_mount+0x5b4/0x1000 [ 254.310056][ T5846] __arm64_sys_mount+0x514/0x5e4 [ 254.311412][ T5846] invoke_syscall+0x98/0x2b8 [ 254.312633][ T5846] el0_svc_common+0x138/0x258 [ 254.313961][ T5846] do_el0_svc+0x58/0x14c [ 254.315198][ T5846] el0_svc+0x78/0x1e0 [ 254.316338][ T5846] el0t_64_sync_handler+0xcc/0xe4 [ 254.317681][ T5846] el0t_64_sync+0x1a0/0x1a4 [ 254.319697][ T5846] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 254.323566][ T5846] gfs2: fsid=](_: error -17 adding sysfs files [ 254.612088][ T5849] loop1: detected capacity change from 0 to 32768 [ 254.662012][ T5849] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 254.664111][ T5849] CPU: 0 PID: 5849 Comm: syz.1.326 Not tainted 5.15.186-syzkaller #0 [ 254.666287][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 254.669022][ T5849] Call trace: [ 254.669915][ T5849] dump_backtrace+0x0/0x43c [ 254.671190][ T5849] show_stack+0x2c/0x3c [ 254.672326][ T5849] __dump_stack+0x30/0x40 [ 254.673557][ T5849] dump_stack_lvl+0xf8/0x160 [ 254.674992][ T5849] dump_stack+0x1c/0x5c [ 254.676109][ T5849] sysfs_create_dir_ns+0x22c/0x24c [ 254.677594][ T5849] kobject_add_internal+0x590/0xc54 [ 254.678995][ T5849] kobject_init_and_add+0x118/0x17c [ 254.680479][ T5849] gfs2_sys_fs_add+0x1dc/0x3d8 [ 254.681787][ T5849] gfs2_fill_super+0xdac/0x19e0 [ 254.683120][ T5849] get_tree_bdev+0x358/0x544 [ 254.684441][ T5849] gfs2_get_tree+0x54/0x1b4 [ 254.685719][ T5849] vfs_get_tree+0x90/0x274 [ 254.686974][ T5849] do_new_mount+0x228/0x810 [ 254.688233][ T5849] path_mount+0x5b4/0x1000 [ 254.689393][ T5849] __arm64_sys_mount+0x514/0x5e4 [ 254.690852][ T5849] invoke_syscall+0x98/0x2b8 [ 254.692095][ T5849] el0_svc_common+0x138/0x258 [ 254.693349][ T5849] do_el0_svc+0x58/0x14c [ 254.694614][ T5849] el0_svc+0x78/0x1e0 [ 254.695740][ T5849] el0t_64_sync_handler+0xcc/0xe4 [ 254.697130][ T5849] el0t_64_sync+0x1a0/0x1a4 [ 254.706427][ T5849] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 254.709988][ T5849] gfs2: fsid=](_: error -17 adding sysfs files [ 255.053886][ T5852] loop1: detected capacity change from 0 to 32768 [ 255.091863][ T5852] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 255.093722][ T5852] CPU: 0 PID: 5852 Comm: syz.1.327 Not tainted 5.15.186-syzkaller #0 [ 255.095882][ T5852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 255.098570][ T5852] Call trace: [ 255.099470][ T5852] dump_backtrace+0x0/0x43c [ 255.100808][ T5852] show_stack+0x2c/0x3c [ 255.101972][ T5852] __dump_stack+0x30/0x40 [ 255.103151][ T5852] dump_stack_lvl+0xf8/0x160 [ 255.104359][ T5852] dump_stack+0x1c/0x5c [ 255.105470][ T5852] sysfs_create_dir_ns+0x22c/0x24c [ 255.106875][ T5852] kobject_add_internal+0x590/0xc54 [ 255.108353][ T5852] kobject_init_and_add+0x118/0x17c [ 255.109767][ T5852] gfs2_sys_fs_add+0x1dc/0x3d8 [ 255.111074][ T5852] gfs2_fill_super+0xdac/0x19e0 [ 255.112428][ T5852] get_tree_bdev+0x358/0x544 [ 255.113819][ T5852] gfs2_get_tree+0x54/0x1b4 [ 255.115093][ T5852] vfs_get_tree+0x90/0x274 [ 255.116303][ T5852] do_new_mount+0x228/0x810 [ 255.117472][ T5852] path_mount+0x5b4/0x1000 [ 255.118698][ T5852] __arm64_sys_mount+0x514/0x5e4 [ 255.120054][ T5852] invoke_syscall+0x98/0x2b8 [ 255.121315][ T5852] el0_svc_common+0x138/0x258 [ 255.122611][ T5852] do_el0_svc+0x58/0x14c [ 255.123751][ T5852] el0_svc+0x78/0x1e0 [ 255.124824][ T5852] el0t_64_sync_handler+0xcc/0xe4 [ 255.126221][ T5852] el0t_64_sync+0x1a0/0x1a4 [ 255.129226][ T5852] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 255.134149][ T5852] gfs2: fsid=](_: error -17 adding sysfs files [ 255.472290][ T5855] loop1: detected capacity change from 0 to 32768 [ 255.511698][ T5855] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 255.513689][ T5855] CPU: 0 PID: 5855 Comm: syz.1.328 Not tainted 5.15.186-syzkaller #0 [ 255.515946][ T5855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 255.518599][ T5855] Call trace: [ 255.519555][ T5855] dump_backtrace+0x0/0x43c [ 255.520861][ T5855] show_stack+0x2c/0x3c [ 255.522192][ T5855] __dump_stack+0x30/0x40 [ 255.523467][ T5855] dump_stack_lvl+0xf8/0x160 [ 255.524814][ T5855] dump_stack+0x1c/0x5c [ 255.526032][ T5855] sysfs_create_dir_ns+0x22c/0x24c [ 255.527482][ T5855] kobject_add_internal+0x590/0xc54 [ 255.529028][ T5855] kobject_init_and_add+0x118/0x17c [ 255.530503][ T5855] gfs2_sys_fs_add+0x1dc/0x3d8 [ 255.531875][ T5855] gfs2_fill_super+0xdac/0x19e0 [ 255.533215][ T5855] get_tree_bdev+0x358/0x544 [ 255.534483][ T5855] gfs2_get_tree+0x54/0x1b4 [ 255.535739][ T5855] vfs_get_tree+0x90/0x274 [ 255.536976][ T5855] do_new_mount+0x228/0x810 [ 255.538280][ T5855] path_mount+0x5b4/0x1000 [ 255.539544][ T5855] __arm64_sys_mount+0x514/0x5e4 [ 255.540919][ T5855] invoke_syscall+0x98/0x2b8 [ 255.542237][ T5855] el0_svc_common+0x138/0x258 [ 255.543588][ T5855] do_el0_svc+0x58/0x14c [ 255.544871][ T5855] el0_svc+0x78/0x1e0 [ 255.546023][ T5855] el0t_64_sync_handler+0xcc/0xe4 [ 255.547396][ T5855] el0t_64_sync+0x1a0/0x1a4 [ 255.551971][ T5855] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 255.555462][ T5855] gfs2: fsid=](_: error -17 adding sysfs files [ 255.883111][ T5858] loop1: detected capacity change from 0 to 32768 [ 255.957981][ T5858] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 255.960149][ T5858] CPU: 1 PID: 5858 Comm: syz.1.329 Not tainted 5.15.186-syzkaller #0 [ 255.962373][ T5858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 255.965143][ T5858] Call trace: [ 255.966054][ T5858] dump_backtrace+0x0/0x43c [ 255.967279][ T5858] show_stack+0x2c/0x3c [ 255.968511][ T5858] __dump_stack+0x30/0x40 [ 255.969700][ T5858] dump_stack_lvl+0xf8/0x160 [ 255.970937][ T5858] dump_stack+0x1c/0x5c [ 255.972087][ T5858] sysfs_create_dir_ns+0x22c/0x24c [ 255.973516][ T5858] kobject_add_internal+0x590/0xc54 [ 255.975150][ T5858] kobject_init_and_add+0x118/0x17c [ 255.977851][ T5858] gfs2_sys_fs_add+0x1dc/0x3d8 [ 255.980787][ T5858] gfs2_fill_super+0xdac/0x19e0 [ 255.983169][ T5858] get_tree_bdev+0x358/0x544 [ 255.985871][ T5858] gfs2_get_tree+0x54/0x1b4 [ 255.988389][ T5858] vfs_get_tree+0x90/0x274 [ 255.990909][ T5858] do_new_mount+0x228/0x810 [ 255.993324][ T5858] path_mount+0x5b4/0x1000 [ 255.995558][ T5858] __arm64_sys_mount+0x514/0x5e4 [ 255.998299][ T5858] invoke_syscall+0x98/0x2b8 [ 256.000851][ T5858] el0_svc_common+0x138/0x258 [ 256.003081][ T5858] do_el0_svc+0x58/0x14c [ 256.004438][ T5858] el0_svc+0x78/0x1e0 [ 256.005569][ T5858] el0t_64_sync_handler+0xcc/0xe4 [ 256.006970][ T5858] el0t_64_sync+0x1a0/0x1a4 [ 256.008577][ T5858] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 256.014961][ T5858] gfs2: fsid=](_: error -17 adding sysfs files [ 256.316567][ T5861] loop1: detected capacity change from 0 to 32768 [ 256.362464][ T5861] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 256.364467][ T5861] CPU: 0 PID: 5861 Comm: syz.1.330 Not tainted 5.15.186-syzkaller #0 [ 256.366766][ T5861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 256.369500][ T5861] Call trace: [ 256.370443][ T5861] dump_backtrace+0x0/0x43c [ 256.371744][ T5861] show_stack+0x2c/0x3c [ 256.372966][ T5861] __dump_stack+0x30/0x40 [ 256.374109][ T5861] dump_stack_lvl+0xf8/0x160 [ 256.375376][ T5861] dump_stack+0x1c/0x5c [ 256.376558][ T5861] sysfs_create_dir_ns+0x22c/0x24c [ 256.378054][ T5861] kobject_add_internal+0x590/0xc54 [ 256.379551][ T5861] kobject_init_and_add+0x118/0x17c [ 256.380982][ T5861] gfs2_sys_fs_add+0x1dc/0x3d8 [ 256.382265][ T5861] gfs2_fill_super+0xdac/0x19e0 [ 256.383669][ T5861] get_tree_bdev+0x358/0x544 [ 256.384924][ T5861] gfs2_get_tree+0x54/0x1b4 [ 256.386153][ T5861] vfs_get_tree+0x90/0x274 [ 256.387497][ T5861] do_new_mount+0x228/0x810 [ 256.388794][ T5861] path_mount+0x5b4/0x1000 [ 256.390044][ T5861] __arm64_sys_mount+0x514/0x5e4 [ 256.391399][ T5861] invoke_syscall+0x98/0x2b8 [ 256.392747][ T5861] el0_svc_common+0x138/0x258 [ 256.394144][ T5861] do_el0_svc+0x58/0x14c [ 256.395448][ T5861] el0_svc+0x78/0x1e0 [ 256.396568][ T5861] el0t_64_sync_handler+0xcc/0xe4 [ 256.398098][ T5861] el0t_64_sync+0x1a0/0x1a4 [ 256.401796][ T5861] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 256.405362][ T5861] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:04:16 executed programs: 317 [ 256.702869][ T5864] loop1: detected capacity change from 0 to 32768 [ 256.752579][ T5864] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 256.754621][ T5864] CPU: 0 PID: 5864 Comm: syz.1.331 Not tainted 5.15.186-syzkaller #0 [ 256.756833][ T5864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 256.759505][ T5864] Call trace: [ 256.760446][ T5864] dump_backtrace+0x0/0x43c [ 256.761655][ T5864] show_stack+0x2c/0x3c [ 256.762762][ T5864] __dump_stack+0x30/0x40 [ 256.763956][ T5864] dump_stack_lvl+0xf8/0x160 [ 256.765266][ T5864] dump_stack+0x1c/0x5c [ 256.766479][ T5864] sysfs_create_dir_ns+0x22c/0x24c [ 256.767933][ T5864] kobject_add_internal+0x590/0xc54 [ 256.769391][ T5864] kobject_init_and_add+0x118/0x17c [ 256.770868][ T5864] gfs2_sys_fs_add+0x1dc/0x3d8 [ 256.772196][ T5864] gfs2_fill_super+0xdac/0x19e0 [ 256.773677][ T5864] get_tree_bdev+0x358/0x544 [ 256.775027][ T5864] gfs2_get_tree+0x54/0x1b4 [ 256.776445][ T5864] vfs_get_tree+0x90/0x274 [ 256.777694][ T5864] do_new_mount+0x228/0x810 [ 256.778925][ T5864] path_mount+0x5b4/0x1000 [ 256.780160][ T5864] __arm64_sys_mount+0x514/0x5e4 [ 256.781584][ T5864] invoke_syscall+0x98/0x2b8 [ 256.782959][ T5864] el0_svc_common+0x138/0x258 [ 256.784329][ T5864] do_el0_svc+0x58/0x14c [ 256.785502][ T5864] el0_svc+0x78/0x1e0 [ 256.786729][ T5864] el0t_64_sync_handler+0xcc/0xe4 [ 256.788072][ T5864] el0t_64_sync+0x1a0/0x1a4 [ 256.792061][ T5864] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 256.795420][ T5864] gfs2: fsid=](_: error -17 adding sysfs files [ 257.102318][ T5867] loop1: detected capacity change from 0 to 32768 [ 257.144727][ T5867] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 257.146956][ T5867] CPU: 0 PID: 5867 Comm: syz.1.332 Not tainted 5.15.186-syzkaller #0 [ 257.149190][ T5867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 257.152065][ T5867] Call trace: [ 257.152920][ T5867] dump_backtrace+0x0/0x43c [ 257.154160][ T5867] show_stack+0x2c/0x3c [ 257.155381][ T5867] __dump_stack+0x30/0x40 [ 257.156644][ T5867] dump_stack_lvl+0xf8/0x160 [ 257.157933][ T5867] dump_stack+0x1c/0x5c [ 257.159102][ T5867] sysfs_create_dir_ns+0x22c/0x24c [ 257.160600][ T5867] kobject_add_internal+0x590/0xc54 [ 257.162006][ T5867] kobject_init_and_add+0x118/0x17c [ 257.163432][ T5867] gfs2_sys_fs_add+0x1dc/0x3d8 [ 257.164769][ T5867] gfs2_fill_super+0xdac/0x19e0 [ 257.166054][ T5867] get_tree_bdev+0x358/0x544 [ 257.167335][ T5867] gfs2_get_tree+0x54/0x1b4 [ 257.168611][ T5867] vfs_get_tree+0x90/0x274 [ 257.169914][ T5867] do_new_mount+0x228/0x810 [ 257.171135][ T5867] path_mount+0x5b4/0x1000 [ 257.172315][ T5867] __arm64_sys_mount+0x514/0x5e4 [ 257.173728][ T5867] invoke_syscall+0x98/0x2b8 [ 257.174972][ T5867] el0_svc_common+0x138/0x258 [ 257.176303][ T5867] do_el0_svc+0x58/0x14c [ 257.177560][ T5867] el0_svc+0x78/0x1e0 [ 257.178703][ T5867] el0t_64_sync_handler+0xcc/0xe4 [ 257.180137][ T5867] el0t_64_sync+0x1a0/0x1a4 [ 257.185515][ T5867] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 257.188963][ T5867] gfs2: fsid=](_: error -17 adding sysfs files [ 257.488651][ T5870] loop1: detected capacity change from 0 to 32768 [ 257.543407][ T5870] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 257.545540][ T5870] CPU: 0 PID: 5870 Comm: syz.1.333 Not tainted 5.15.186-syzkaller #0 [ 257.547787][ T5870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 257.550555][ T5870] Call trace: [ 257.551462][ T5870] dump_backtrace+0x0/0x43c [ 257.552699][ T5870] show_stack+0x2c/0x3c [ 257.553833][ T5870] __dump_stack+0x30/0x40 [ 257.555043][ T5870] dump_stack_lvl+0xf8/0x160 [ 257.556318][ T5870] dump_stack+0x1c/0x5c [ 257.557436][ T5870] sysfs_create_dir_ns+0x22c/0x24c [ 257.558905][ T5870] kobject_add_internal+0x590/0xc54 [ 257.560419][ T5870] kobject_init_and_add+0x118/0x17c [ 257.561890][ T5870] gfs2_sys_fs_add+0x1dc/0x3d8 [ 257.563258][ T5870] gfs2_fill_super+0xdac/0x19e0 [ 257.564643][ T5870] get_tree_bdev+0x358/0x544 [ 257.565915][ T5870] gfs2_get_tree+0x54/0x1b4 [ 257.567146][ T5870] vfs_get_tree+0x90/0x274 [ 257.568369][ T5870] do_new_mount+0x228/0x810 [ 257.569521][ T5870] path_mount+0x5b4/0x1000 [ 257.570760][ T5870] __arm64_sys_mount+0x514/0x5e4 [ 257.572097][ T5870] invoke_syscall+0x98/0x2b8 [ 257.573380][ T5870] el0_svc_common+0x138/0x258 [ 257.574709][ T5870] do_el0_svc+0x58/0x14c [ 257.575889][ T5870] el0_svc+0x78/0x1e0 [ 257.577035][ T5870] el0t_64_sync_handler+0xcc/0xe4 [ 257.578474][ T5870] el0t_64_sync+0x1a0/0x1a4 [ 257.581351][ T5870] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 257.584875][ T5870] gfs2: fsid=](_: error -17 adding sysfs files [ 257.922070][ T5873] loop1: detected capacity change from 0 to 32768 [ 257.980715][ T5873] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 257.982717][ T5873] CPU: 1 PID: 5873 Comm: syz.1.334 Not tainted 5.15.186-syzkaller #0 [ 257.984785][ T5873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 257.987395][ T5873] Call trace: [ 257.988272][ T5873] dump_backtrace+0x0/0x43c [ 257.989451][ T5873] show_stack+0x2c/0x3c [ 257.990577][ T5873] __dump_stack+0x30/0x40 [ 257.991821][ T5873] dump_stack_lvl+0xf8/0x160 [ 257.993120][ T5873] dump_stack+0x1c/0x5c [ 257.994276][ T5873] sysfs_create_dir_ns+0x22c/0x24c [ 257.995731][ T5873] kobject_add_internal+0x590/0xc54 [ 257.997139][ T5873] kobject_init_and_add+0x118/0x17c [ 257.998608][ T5873] gfs2_sys_fs_add+0x1dc/0x3d8 [ 258.000018][ T5873] gfs2_fill_super+0xdac/0x19e0 [ 258.001367][ T5873] get_tree_bdev+0x358/0x544 [ 258.002646][ T5873] gfs2_get_tree+0x54/0x1b4 [ 258.003850][ T5873] vfs_get_tree+0x90/0x274 [ 258.005064][ T5873] do_new_mount+0x228/0x810 [ 258.006320][ T5873] path_mount+0x5b4/0x1000 [ 258.007633][ T5873] __arm64_sys_mount+0x514/0x5e4 [ 258.008966][ T5873] invoke_syscall+0x98/0x2b8 [ 258.010249][ T5873] el0_svc_common+0x138/0x258 [ 258.011571][ T5873] do_el0_svc+0x58/0x14c [ 258.012728][ T5873] el0_svc+0x78/0x1e0 [ 258.013878][ T5873] el0t_64_sync_handler+0xcc/0xe4 [ 258.015342][ T5873] el0t_64_sync+0x1a0/0x1a4 [ 258.018266][ T5873] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 258.023093][ T5873] gfs2: fsid=](_: error -17 adding sysfs files [ 258.425481][ T5876] loop1: detected capacity change from 0 to 32768 [ 258.468815][ T5876] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 258.470986][ T5876] CPU: 1 PID: 5876 Comm: syz.1.335 Not tainted 5.15.186-syzkaller #0 [ 258.473231][ T5876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 258.475968][ T5876] Call trace: [ 258.476939][ T5876] dump_backtrace+0x0/0x43c [ 258.478265][ T5876] show_stack+0x2c/0x3c [ 258.479390][ T5876] __dump_stack+0x30/0x40 [ 258.480666][ T5876] dump_stack_lvl+0xf8/0x160 [ 258.482009][ T5876] dump_stack+0x1c/0x5c [ 258.483170][ T5876] sysfs_create_dir_ns+0x22c/0x24c [ 258.484702][ T5876] kobject_add_internal+0x590/0xc54 [ 258.486230][ T5876] kobject_init_and_add+0x118/0x17c [ 258.487647][ T5876] gfs2_sys_fs_add+0x1dc/0x3d8 [ 258.489008][ T5876] gfs2_fill_super+0xdac/0x19e0 [ 258.490315][ T5876] get_tree_bdev+0x358/0x544 [ 258.491691][ T5876] gfs2_get_tree+0x54/0x1b4 [ 258.493010][ T5876] vfs_get_tree+0x90/0x274 [ 258.494315][ T5876] do_new_mount+0x228/0x810 [ 258.495536][ T5876] path_mount+0x5b4/0x1000 [ 258.496774][ T5876] __arm64_sys_mount+0x514/0x5e4 [ 258.498218][ T5876] invoke_syscall+0x98/0x2b8 [ 258.499544][ T5876] el0_svc_common+0x138/0x258 [ 258.500786][ T5876] do_el0_svc+0x58/0x14c [ 258.502023][ T5876] el0_svc+0x78/0x1e0 [ 258.503141][ T5876] el0t_64_sync_handler+0xcc/0xe4 [ 258.504506][ T5876] el0t_64_sync+0x1a0/0x1a4 [ 258.506333][ T5876] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 258.510044][ T5876] gfs2: fsid=](_: error -17 adding sysfs files [ 258.852926][ T5879] loop1: detected capacity change from 0 to 32768 [ 258.949453][ T5879] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 258.951697][ T5879] CPU: 1 PID: 5879 Comm: syz.1.336 Not tainted 5.15.186-syzkaller #0 [ 258.953882][ T5879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 258.956608][ T5879] Call trace: [ 258.957538][ T5879] dump_backtrace+0x0/0x43c [ 258.958832][ T5879] show_stack+0x2c/0x3c [ 258.960009][ T5879] __dump_stack+0x30/0x40 [ 258.961206][ T5879] dump_stack_lvl+0xf8/0x160 [ 258.962450][ T5879] dump_stack+0x1c/0x5c [ 258.963578][ T5879] sysfs_create_dir_ns+0x22c/0x24c [ 258.964996][ T5879] kobject_add_internal+0x590/0xc54 [ 258.966466][ T5879] kobject_init_and_add+0x118/0x17c [ 258.967931][ T5879] gfs2_sys_fs_add+0x1dc/0x3d8 [ 258.969278][ T5879] gfs2_fill_super+0xdac/0x19e0 [ 258.970576][ T5879] get_tree_bdev+0x358/0x544 [ 258.971855][ T5879] gfs2_get_tree+0x54/0x1b4 [ 258.973103][ T5879] vfs_get_tree+0x90/0x274 [ 258.974304][ T5879] do_new_mount+0x228/0x810 [ 258.975578][ T5879] path_mount+0x5b4/0x1000 [ 258.976829][ T5879] __arm64_sys_mount+0x514/0x5e4 [ 258.978239][ T5879] invoke_syscall+0x98/0x2b8 [ 258.979536][ T5879] el0_svc_common+0x138/0x258 [ 258.980833][ T5879] do_el0_svc+0x58/0x14c [ 258.982036][ T5879] el0_svc+0x78/0x1e0 [ 258.983136][ T5879] el0t_64_sync_handler+0xcc/0xe4 [ 258.984580][ T5879] el0t_64_sync+0x1a0/0x1a4 [ 258.988218][ T5879] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 258.992947][ T5879] gfs2: fsid=](_: error -17 adding sysfs files [ 259.337967][ T5882] loop1: detected capacity change from 0 to 32768 [ 259.391235][ T5882] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 259.393261][ T5882] CPU: 1 PID: 5882 Comm: syz.1.337 Not tainted 5.15.186-syzkaller #0 [ 259.395603][ T5882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 259.398271][ T5882] Call trace: [ 259.399161][ T5882] dump_backtrace+0x0/0x43c [ 259.400536][ T5882] show_stack+0x2c/0x3c [ 259.401761][ T5882] __dump_stack+0x30/0x40 [ 259.402956][ T5882] dump_stack_lvl+0xf8/0x160 [ 259.404209][ T5882] dump_stack+0x1c/0x5c [ 259.405404][ T5882] sysfs_create_dir_ns+0x22c/0x24c [ 259.406787][ T5882] kobject_add_internal+0x590/0xc54 [ 259.408197][ T5882] kobject_init_and_add+0x118/0x17c [ 259.409643][ T5882] gfs2_sys_fs_add+0x1dc/0x3d8 [ 259.410995][ T5882] gfs2_fill_super+0xdac/0x19e0 [ 259.412309][ T5882] get_tree_bdev+0x358/0x544 [ 259.413636][ T5882] gfs2_get_tree+0x54/0x1b4 [ 259.414971][ T5882] vfs_get_tree+0x90/0x274 [ 259.416240][ T5882] do_new_mount+0x228/0x810 [ 259.417472][ T5882] path_mount+0x5b4/0x1000 [ 259.418747][ T5882] __arm64_sys_mount+0x514/0x5e4 [ 259.420094][ T5882] invoke_syscall+0x98/0x2b8 [ 259.421341][ T5882] el0_svc_common+0x138/0x258 [ 259.422646][ T5882] do_el0_svc+0x58/0x14c [ 259.423903][ T5882] el0_svc+0x78/0x1e0 [ 259.425073][ T5882] el0t_64_sync_handler+0xcc/0xe4 [ 259.426523][ T5882] el0t_64_sync+0x1a0/0x1a4 [ 259.431379][ T5882] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 259.434929][ T5882] gfs2: fsid=](_: error -17 adding sysfs files [ 259.850315][ T5885] loop1: detected capacity change from 0 to 32768 [ 259.859404][ T5885] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 259.862386][ T5885] CPU: 1 PID: 5885 Comm: syz.1.338 Not tainted 5.15.186-syzkaller #0 [ 259.864731][ T5885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 259.867621][ T5885] Call trace: [ 259.868562][ T5885] dump_backtrace+0x0/0x43c [ 259.869857][ T5885] show_stack+0x2c/0x3c [ 259.871058][ T5885] __dump_stack+0x30/0x40 [ 259.872264][ T5885] dump_stack_lvl+0xf8/0x160 [ 259.873514][ T5885] dump_stack+0x1c/0x5c [ 259.874677][ T5885] sysfs_create_dir_ns+0x22c/0x24c [ 259.876065][ T5885] kobject_add_internal+0x590/0xc54 [ 259.877668][ T5885] kobject_init_and_add+0x118/0x17c [ 259.879167][ T5885] gfs2_sys_fs_add+0x1dc/0x3d8 [ 259.880572][ T5885] gfs2_fill_super+0xdac/0x19e0 [ 259.881958][ T5885] get_tree_bdev+0x358/0x544 [ 259.883247][ T5885] gfs2_get_tree+0x54/0x1b4 [ 259.884513][ T5885] vfs_get_tree+0x90/0x274 [ 259.885789][ T5885] do_new_mount+0x228/0x810 [ 259.887118][ T5885] path_mount+0x5b4/0x1000 [ 259.888371][ T5885] __arm64_sys_mount+0x514/0x5e4 [ 259.889813][ T5885] invoke_syscall+0x98/0x2b8 [ 259.891119][ T5885] el0_svc_common+0x138/0x258 [ 259.892409][ T5885] do_el0_svc+0x58/0x14c [ 259.893596][ T5885] el0_svc+0x78/0x1e0 [ 259.894808][ T5885] el0t_64_sync_handler+0xcc/0xe4 [ 259.896245][ T5885] el0t_64_sync+0x1a0/0x1a4 [ 259.902837][ T5885] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 259.907667][ T5885] gfs2: fsid=](_: error -17 adding sysfs files [ 260.298556][ T5888] loop1: detected capacity change from 0 to 32768 [ 260.348854][ T5888] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 260.351036][ T5888] CPU: 1 PID: 5888 Comm: syz.1.339 Not tainted 5.15.186-syzkaller #0 [ 260.353287][ T5888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 260.356044][ T5888] Call trace: [ 260.356919][ T5888] dump_backtrace+0x0/0x43c [ 260.358061][ T5888] show_stack+0x2c/0x3c [ 260.359150][ T5888] __dump_stack+0x30/0x40 [ 260.360305][ T5888] dump_stack_lvl+0xf8/0x160 [ 260.361658][ T5888] dump_stack+0x1c/0x5c [ 260.362974][ T5888] sysfs_create_dir_ns+0x22c/0x24c [ 260.364365][ T5888] kobject_add_internal+0x590/0xc54 [ 260.365769][ T5888] kobject_init_and_add+0x118/0x17c [ 260.367158][ T5888] gfs2_sys_fs_add+0x1dc/0x3d8 [ 260.368452][ T5888] gfs2_fill_super+0xdac/0x19e0 [ 260.369731][ T5888] get_tree_bdev+0x358/0x544 [ 260.370953][ T5888] gfs2_get_tree+0x54/0x1b4 [ 260.372291][ T5888] vfs_get_tree+0x90/0x274 [ 260.373518][ T5888] do_new_mount+0x228/0x810 [ 260.374823][ T5888] path_mount+0x5b4/0x1000 [ 260.376028][ T5888] __arm64_sys_mount+0x514/0x5e4 [ 260.377427][ T5888] invoke_syscall+0x98/0x2b8 [ 260.378715][ T5888] el0_svc_common+0x138/0x258 [ 260.380046][ T5888] do_el0_svc+0x58/0x14c [ 260.381267][ T5888] el0_svc+0x78/0x1e0 [ 260.382393][ T5888] el0t_64_sync_handler+0xcc/0xe4 [ 260.383786][ T5888] el0t_64_sync+0x1a0/0x1a4 [ 260.385312][ T5888] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 260.388879][ T5888] gfs2: fsid=](_: error -17 adding sysfs files [ 260.737705][ T5891] loop1: detected capacity change from 0 to 32768 [ 260.795632][ T5891] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 260.797851][ T5891] CPU: 1 PID: 5891 Comm: syz.1.340 Not tainted 5.15.186-syzkaller #0 [ 260.800132][ T5891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 260.803028][ T5891] Call trace: [ 260.803880][ T5891] dump_backtrace+0x0/0x43c [ 260.805116][ T5891] show_stack+0x2c/0x3c [ 260.806361][ T5891] __dump_stack+0x30/0x40 [ 260.807583][ T5891] dump_stack_lvl+0xf8/0x160 [ 260.808962][ T5891] dump_stack+0x1c/0x5c [ 260.810090][ T5891] sysfs_create_dir_ns+0x22c/0x24c [ 260.811503][ T5891] kobject_add_internal+0x590/0xc54 [ 260.813012][ T5891] kobject_init_and_add+0x118/0x17c [ 260.814400][ T5891] gfs2_sys_fs_add+0x1dc/0x3d8 [ 260.815771][ T5891] gfs2_fill_super+0xdac/0x19e0 [ 260.817148][ T5891] get_tree_bdev+0x358/0x544 [ 260.818383][ T5891] gfs2_get_tree+0x54/0x1b4 [ 260.819600][ T5891] vfs_get_tree+0x90/0x274 [ 260.820854][ T5891] do_new_mount+0x228/0x810 [ 260.822170][ T5891] path_mount+0x5b4/0x1000 [ 260.823415][ T5891] __arm64_sys_mount+0x514/0x5e4 [ 260.824857][ T5891] invoke_syscall+0x98/0x2b8 [ 260.826082][ T5891] el0_svc_common+0x138/0x258 [ 260.827388][ T5891] do_el0_svc+0x58/0x14c [ 260.828612][ T5891] el0_svc+0x78/0x1e0 [ 260.829768][ T5891] el0t_64_sync_handler+0xcc/0xe4 [ 260.831262][ T5891] el0t_64_sync+0x1a0/0x1a4 [ 260.842874][ T5891] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 260.846410][ T5891] gfs2: fsid=](_: error -17 adding sysfs files [ 261.205638][ T5894] loop1: detected capacity change from 0 to 32768 [ 261.243082][ T5894] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 261.245074][ T5894] CPU: 0 PID: 5894 Comm: syz.1.341 Not tainted 5.15.186-syzkaller #0 [ 261.247174][ T5894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 261.249929][ T5894] Call trace: [ 261.250781][ T5894] dump_backtrace+0x0/0x43c [ 261.252035][ T5894] show_stack+0x2c/0x3c [ 261.253169][ T5894] __dump_stack+0x30/0x40 [ 261.254453][ T5894] dump_stack_lvl+0xf8/0x160 [ 261.255770][ T5894] dump_stack+0x1c/0x5c [ 261.256954][ T5894] sysfs_create_dir_ns+0x22c/0x24c [ 261.258368][ T5894] kobject_add_internal+0x590/0xc54 [ 261.259830][ T5894] kobject_init_and_add+0x118/0x17c [ 261.261248][ T5894] gfs2_sys_fs_add+0x1dc/0x3d8 [ 261.262591][ T5894] gfs2_fill_super+0xdac/0x19e0 [ 261.263878][ T5894] get_tree_bdev+0x358/0x544 [ 261.265090][ T5894] gfs2_get_tree+0x54/0x1b4 [ 261.266339][ T5894] vfs_get_tree+0x90/0x274 [ 261.267595][ T5894] do_new_mount+0x228/0x810 [ 261.268935][ T5894] path_mount+0x5b4/0x1000 [ 261.270193][ T5894] __arm64_sys_mount+0x514/0x5e4 [ 261.271529][ T5894] invoke_syscall+0x98/0x2b8 [ 261.272796][ T5894] el0_svc_common+0x138/0x258 [ 261.274076][ T5894] do_el0_svc+0x58/0x14c [ 261.275260][ T5894] el0_svc+0x78/0x1e0 [ 261.276416][ T5894] el0t_64_sync_handler+0xcc/0xe4 [ 261.277878][ T5894] el0t_64_sync+0x1a0/0x1a4 [ 261.282595][ T5894] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 261.286008][ T5894] gfs2: fsid=](_: error -17 adding sysfs files [ 261.656707][ T5897] loop1: detected capacity change from 0 to 32768 [ 261.711447][ T5897] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 261.713458][ T5897] CPU: 1 PID: 5897 Comm: syz.1.342 Not tainted 5.15.186-syzkaller #0 [ 261.715724][ T5897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 261.718390][ T5897] Call trace: [ 261.719286][ T5897] dump_backtrace+0x0/0x43c [ 261.720512][ T5897] show_stack+0x2c/0x3c [ 261.721648][ T5897] __dump_stack+0x30/0x40 [ 261.722860][ T5897] dump_stack_lvl+0xf8/0x160 [ 261.724164][ T5897] dump_stack+0x1c/0x5c [ 261.725351][ T5897] sysfs_create_dir_ns+0x22c/0x24c [ 261.726827][ T5897] kobject_add_internal+0x590/0xc54 [ 261.728273][ T5897] kobject_init_and_add+0x118/0x17c [ 261.729737][ T5897] gfs2_sys_fs_add+0x1dc/0x3d8 [ 261.731027][ T5897] gfs2_fill_super+0xdac/0x19e0 [ 261.732417][ T5897] get_tree_bdev+0x358/0x544 [ 261.733679][ T5897] gfs2_get_tree+0x54/0x1b4 [ 261.734887][ T5897] vfs_get_tree+0x90/0x274 [ 261.736090][ T5897] do_new_mount+0x228/0x810 [ 261.737287][ T5897] path_mount+0x5b4/0x1000 [ 261.738534][ T5897] __arm64_sys_mount+0x514/0x5e4 [ 261.739954][ T5897] invoke_syscall+0x98/0x2b8 [ 261.741200][ T5897] el0_svc_common+0x138/0x258 [ 261.742471][ T5897] do_el0_svc+0x58/0x14c [ 261.743594][ T5897] el0_svc+0x78/0x1e0 [ 261.744636][ T5897] el0t_64_sync_handler+0xcc/0xe4 [ 261.746020][ T5897] el0t_64_sync+0x1a0/0x1a4 [ 261.749352][ T5897] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 261.756336][ T5897] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:04:21 executed programs: 329 [ 262.064932][ T5900] loop1: detected capacity change from 0 to 32768 [ 262.121616][ T5900] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 262.123688][ T5900] CPU: 1 PID: 5900 Comm: syz.1.343 Not tainted 5.15.186-syzkaller #0 [ 262.126049][ T5900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 262.128887][ T5900] Call trace: [ 262.129898][ T5900] dump_backtrace+0x0/0x43c [ 262.131162][ T5900] show_stack+0x2c/0x3c [ 262.132301][ T5900] __dump_stack+0x30/0x40 [ 262.133539][ T5900] dump_stack_lvl+0xf8/0x160 [ 262.134881][ T5900] dump_stack+0x1c/0x5c [ 262.136031][ T5900] sysfs_create_dir_ns+0x22c/0x24c [ 262.137432][ T5900] kobject_add_internal+0x590/0xc54 [ 262.138872][ T5900] kobject_init_and_add+0x118/0x17c [ 262.140340][ T5900] gfs2_sys_fs_add+0x1dc/0x3d8 [ 262.141670][ T5900] gfs2_fill_super+0xdac/0x19e0 [ 262.143108][ T5900] get_tree_bdev+0x358/0x544 [ 262.144414][ T5900] gfs2_get_tree+0x54/0x1b4 [ 262.145674][ T5900] vfs_get_tree+0x90/0x274 [ 262.146927][ T5900] do_new_mount+0x228/0x810 [ 262.148169][ T5900] path_mount+0x5b4/0x1000 [ 262.149464][ T5900] __arm64_sys_mount+0x514/0x5e4 [ 262.150895][ T5900] invoke_syscall+0x98/0x2b8 [ 262.152225][ T5900] el0_svc_common+0x138/0x258 [ 262.153524][ T5900] do_el0_svc+0x58/0x14c [ 262.154756][ T5900] el0_svc+0x78/0x1e0 [ 262.155889][ T5900] el0t_64_sync_handler+0xcc/0xe4 [ 262.157278][ T5900] el0t_64_sync+0x1a0/0x1a4 [ 262.159988][ T5900] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 262.163376][ T5900] gfs2: fsid=](_: error -17 adding sysfs files [ 262.494920][ T5903] loop1: detected capacity change from 0 to 32768 [ 262.542249][ T5903] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 262.544319][ T5903] CPU: 1 PID: 5903 Comm: syz.1.344 Not tainted 5.15.186-syzkaller #0 [ 262.546577][ T5903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 262.549407][ T5903] Call trace: [ 262.550311][ T5903] dump_backtrace+0x0/0x43c [ 262.551578][ T5903] show_stack+0x2c/0x3c [ 262.552789][ T5903] __dump_stack+0x30/0x40 [ 262.553982][ T5903] dump_stack_lvl+0xf8/0x160 [ 262.555232][ T5903] dump_stack+0x1c/0x5c [ 262.556353][ T5903] sysfs_create_dir_ns+0x22c/0x24c [ 262.557821][ T5903] kobject_add_internal+0x590/0xc54 [ 262.559258][ T5903] kobject_init_and_add+0x118/0x17c [ 262.560775][ T5903] gfs2_sys_fs_add+0x1dc/0x3d8 [ 262.562127][ T5903] gfs2_fill_super+0xdac/0x19e0 [ 262.563450][ T5903] get_tree_bdev+0x358/0x544 [ 262.564719][ T5903] gfs2_get_tree+0x54/0x1b4 [ 262.565968][ T5903] vfs_get_tree+0x90/0x274 [ 262.567259][ T5903] do_new_mount+0x228/0x810 [ 262.568533][ T5903] path_mount+0x5b4/0x1000 [ 262.569806][ T5903] __arm64_sys_mount+0x514/0x5e4 [ 262.571183][ T5903] invoke_syscall+0x98/0x2b8 [ 262.572481][ T5903] el0_svc_common+0x138/0x258 [ 262.573720][ T5903] do_el0_svc+0x58/0x14c [ 262.574918][ T5903] el0_svc+0x78/0x1e0 [ 262.576059][ T5903] el0t_64_sync_handler+0xcc/0xe4 [ 262.577446][ T5903] el0t_64_sync+0x1a0/0x1a4 [ 262.579741][ T5903] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 262.583316][ T5903] gfs2: fsid=](_: error -17 adding sysfs files [ 262.874899][ T5906] loop1: detected capacity change from 0 to 32768 [ 262.921419][ T5906] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 262.923694][ T5906] CPU: 0 PID: 5906 Comm: syz.1.345 Not tainted 5.15.186-syzkaller #0 [ 262.925874][ T5906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 262.928599][ T5906] Call trace: [ 262.929495][ T5906] dump_backtrace+0x0/0x43c [ 262.930779][ T5906] show_stack+0x2c/0x3c [ 262.931894][ T5906] __dump_stack+0x30/0x40 [ 262.933159][ T5906] dump_stack_lvl+0xf8/0x160 [ 262.934513][ T5906] dump_stack+0x1c/0x5c [ 262.935698][ T5906] sysfs_create_dir_ns+0x22c/0x24c [ 262.937056][ T5906] kobject_add_internal+0x590/0xc54 [ 262.938460][ T5906] kobject_init_and_add+0x118/0x17c [ 262.939850][ T5906] gfs2_sys_fs_add+0x1dc/0x3d8 [ 262.941167][ T5906] gfs2_fill_super+0xdac/0x19e0 [ 262.942470][ T5906] get_tree_bdev+0x358/0x544 [ 262.943768][ T5906] gfs2_get_tree+0x54/0x1b4 [ 262.945064][ T5906] vfs_get_tree+0x90/0x274 [ 262.946320][ T5906] do_new_mount+0x228/0x810 [ 262.947622][ T5906] path_mount+0x5b4/0x1000 [ 262.948859][ T5906] __arm64_sys_mount+0x514/0x5e4 [ 262.950236][ T5906] invoke_syscall+0x98/0x2b8 [ 262.951506][ T5906] el0_svc_common+0x138/0x258 [ 262.952803][ T5906] do_el0_svc+0x58/0x14c [ 262.953969][ T5906] el0_svc+0x78/0x1e0 [ 262.955027][ T5906] el0t_64_sync_handler+0xcc/0xe4 [ 262.956458][ T5906] el0t_64_sync+0x1a0/0x1a4 [ 262.958517][ T5906] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 262.961946][ T5906] gfs2: fsid=](_: error -17 adding sysfs files [ 263.264263][ T5909] loop1: detected capacity change from 0 to 32768 [ 263.305932][ T5909] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 263.308087][ T5909] CPU: 1 PID: 5909 Comm: syz.1.346 Not tainted 5.15.186-syzkaller #0 [ 263.310374][ T5909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 263.313257][ T5909] Call trace: [ 263.314174][ T5909] dump_backtrace+0x0/0x43c [ 263.315469][ T5909] show_stack+0x2c/0x3c [ 263.316703][ T5909] __dump_stack+0x30/0x40 [ 263.317892][ T5909] dump_stack_lvl+0xf8/0x160 [ 263.319212][ T5909] dump_stack+0x1c/0x5c [ 263.320387][ T5909] sysfs_create_dir_ns+0x22c/0x24c [ 263.321907][ T5909] kobject_add_internal+0x590/0xc54 [ 263.323341][ T5909] kobject_init_and_add+0x118/0x17c [ 263.324869][ T5909] gfs2_sys_fs_add+0x1dc/0x3d8 [ 263.326272][ T5909] gfs2_fill_super+0xdac/0x19e0 [ 263.327671][ T5909] get_tree_bdev+0x358/0x544 [ 263.328941][ T5909] gfs2_get_tree+0x54/0x1b4 [ 263.330292][ T5909] vfs_get_tree+0x90/0x274 [ 263.331619][ T5909] do_new_mount+0x228/0x810 [ 263.332903][ T5909] path_mount+0x5b4/0x1000 [ 263.334125][ T5909] __arm64_sys_mount+0x514/0x5e4 [ 263.335493][ T5909] invoke_syscall+0x98/0x2b8 [ 263.336909][ T5909] el0_svc_common+0x138/0x258 [ 263.338235][ T5909] do_el0_svc+0x58/0x14c [ 263.339418][ T5909] el0_svc+0x78/0x1e0 [ 263.340579][ T5909] el0t_64_sync_handler+0xcc/0xe4 [ 263.342014][ T5909] el0t_64_sync+0x1a0/0x1a4 [ 263.345854][ T5909] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 263.349389][ T5909] gfs2: fsid=](_: error -17 adding sysfs files [ 263.642738][ T5912] loop1: detected capacity change from 0 to 32768 [ 263.698673][ T5912] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 263.701205][ T5912] CPU: 0 PID: 5912 Comm: syz.1.347 Not tainted 5.15.186-syzkaller #0 [ 263.703492][ T5912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 263.706331][ T5912] Call trace: [ 263.707185][ T5912] dump_backtrace+0x0/0x43c [ 263.708433][ T5912] show_stack+0x2c/0x3c [ 263.709616][ T5912] __dump_stack+0x30/0x40 [ 263.710900][ T5912] dump_stack_lvl+0xf8/0x160 [ 263.712202][ T5912] dump_stack+0x1c/0x5c [ 263.713374][ T5912] sysfs_create_dir_ns+0x22c/0x24c [ 263.714840][ T5912] kobject_add_internal+0x590/0xc54 [ 263.716261][ T5912] kobject_init_and_add+0x118/0x17c [ 263.717735][ T5912] gfs2_sys_fs_add+0x1dc/0x3d8 [ 263.719113][ T5912] gfs2_fill_super+0xdac/0x19e0 [ 263.720511][ T5912] get_tree_bdev+0x358/0x544 [ 263.721750][ T5912] gfs2_get_tree+0x54/0x1b4 [ 263.722992][ T5912] vfs_get_tree+0x90/0x274 [ 263.724226][ T5912] do_new_mount+0x228/0x810 [ 263.725513][ T5912] path_mount+0x5b4/0x1000 [ 263.726763][ T5912] __arm64_sys_mount+0x514/0x5e4 [ 263.728140][ T5912] invoke_syscall+0x98/0x2b8 [ 263.729482][ T5912] el0_svc_common+0x138/0x258 [ 263.730791][ T5912] do_el0_svc+0x58/0x14c [ 263.731981][ T5912] el0_svc+0x78/0x1e0 [ 263.733138][ T5912] el0t_64_sync_handler+0xcc/0xe4 [ 263.734640][ T5912] el0t_64_sync+0x1a0/0x1a4 [ 263.738287][ T5912] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 263.743733][ T5912] gfs2: fsid=](_: error -17 adding sysfs files [ 264.025674][ T5915] loop1: detected capacity change from 0 to 32768 [ 264.090180][ T5915] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 264.092251][ T5915] CPU: 1 PID: 5915 Comm: syz.1.348 Not tainted 5.15.186-syzkaller #0 [ 264.094380][ T5915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 264.097182][ T5915] Call trace: [ 264.098081][ T5915] dump_backtrace+0x0/0x43c [ 264.099337][ T5915] show_stack+0x2c/0x3c [ 264.100501][ T5915] __dump_stack+0x30/0x40 [ 264.101746][ T5915] dump_stack_lvl+0xf8/0x160 [ 264.103019][ T5915] dump_stack+0x1c/0x5c [ 264.104146][ T5915] sysfs_create_dir_ns+0x22c/0x24c [ 264.105555][ T5915] kobject_add_internal+0x590/0xc54 [ 264.107085][ T5915] kobject_init_and_add+0x118/0x17c [ 264.108551][ T5915] gfs2_sys_fs_add+0x1dc/0x3d8 [ 264.109882][ T5915] gfs2_fill_super+0xdac/0x19e0 [ 264.111191][ T5915] get_tree_bdev+0x358/0x544 [ 264.112429][ T5915] gfs2_get_tree+0x54/0x1b4 [ 264.113682][ T5915] vfs_get_tree+0x90/0x274 [ 264.114854][ T5915] do_new_mount+0x228/0x810 [ 264.116080][ T5915] path_mount+0x5b4/0x1000 [ 264.117320][ T5915] __arm64_sys_mount+0x514/0x5e4 [ 264.118776][ T5915] invoke_syscall+0x98/0x2b8 [ 264.120052][ T5915] el0_svc_common+0x138/0x258 [ 264.121429][ T5915] do_el0_svc+0x58/0x14c [ 264.122593][ T5915] el0_svc+0x78/0x1e0 [ 264.123823][ T5915] el0t_64_sync_handler+0xcc/0xe4 [ 264.125307][ T5915] el0t_64_sync+0x1a0/0x1a4 [ 264.130338][ T5915] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 264.133871][ T5915] gfs2: fsid=](_: error -17 adding sysfs files [ 264.429859][ T5918] loop1: detected capacity change from 0 to 32768 [ 264.471483][ T5918] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 264.473621][ T5918] CPU: 1 PID: 5918 Comm: syz.1.349 Not tainted 5.15.186-syzkaller #0 [ 264.475979][ T5918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 264.478668][ T5918] Call trace: [ 264.479604][ T5918] dump_backtrace+0x0/0x43c [ 264.480884][ T5918] show_stack+0x2c/0x3c [ 264.482057][ T5918] __dump_stack+0x30/0x40 [ 264.483285][ T5918] dump_stack_lvl+0xf8/0x160 [ 264.484554][ T5918] dump_stack+0x1c/0x5c [ 264.485726][ T5918] sysfs_create_dir_ns+0x22c/0x24c [ 264.487237][ T5918] kobject_add_internal+0x590/0xc54 [ 264.488670][ T5918] kobject_init_and_add+0x118/0x17c [ 264.490222][ T5918] gfs2_sys_fs_add+0x1dc/0x3d8 [ 264.491523][ T5918] gfs2_fill_super+0xdac/0x19e0 [ 264.492931][ T5918] get_tree_bdev+0x358/0x544 [ 264.494235][ T5918] gfs2_get_tree+0x54/0x1b4 [ 264.495543][ T5918] vfs_get_tree+0x90/0x274 [ 264.496801][ T5918] do_new_mount+0x228/0x810 [ 264.498103][ T5918] path_mount+0x5b4/0x1000 [ 264.499340][ T5918] __arm64_sys_mount+0x514/0x5e4 [ 264.500720][ T5918] invoke_syscall+0x98/0x2b8 [ 264.501943][ T5918] el0_svc_common+0x138/0x258 [ 264.503288][ T5918] do_el0_svc+0x58/0x14c [ 264.504453][ T5918] el0_svc+0x78/0x1e0 [ 264.505586][ T5918] el0t_64_sync_handler+0xcc/0xe4 [ 264.506910][ T5918] el0t_64_sync+0x1a0/0x1a4 [ 264.508954][ T5918] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 264.512683][ T5918] gfs2: fsid=](_: error -17 adding sysfs files [ 264.812043][ T5921] loop1: detected capacity change from 0 to 32768 [ 264.872225][ T5921] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 264.874227][ T5921] CPU: 0 PID: 5921 Comm: syz.1.350 Not tainted 5.15.186-syzkaller #0 [ 264.876468][ T5921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 264.879305][ T5921] Call trace: [ 264.880231][ T5921] dump_backtrace+0x0/0x43c [ 264.881497][ T5921] show_stack+0x2c/0x3c [ 264.882615][ T5921] __dump_stack+0x30/0x40 [ 264.883805][ T5921] dump_stack_lvl+0xf8/0x160 [ 264.885117][ T5921] dump_stack+0x1c/0x5c [ 264.886337][ T5921] sysfs_create_dir_ns+0x22c/0x24c [ 264.887730][ T5921] kobject_add_internal+0x590/0xc54 [ 264.889135][ T5921] kobject_init_and_add+0x118/0x17c [ 264.890566][ T5921] gfs2_sys_fs_add+0x1dc/0x3d8 [ 264.891945][ T5921] gfs2_fill_super+0xdac/0x19e0 [ 264.893323][ T5921] get_tree_bdev+0x358/0x544 [ 264.894639][ T5921] gfs2_get_tree+0x54/0x1b4 [ 264.895832][ T5921] vfs_get_tree+0x90/0x274 [ 264.897090][ T5921] do_new_mount+0x228/0x810 [ 264.898328][ T5921] path_mount+0x5b4/0x1000 [ 264.899488][ T5921] __arm64_sys_mount+0x514/0x5e4 [ 264.900826][ T5921] invoke_syscall+0x98/0x2b8 [ 264.902134][ T5921] el0_svc_common+0x138/0x258 [ 264.903412][ T5921] do_el0_svc+0x58/0x14c [ 264.904578][ T5921] el0_svc+0x78/0x1e0 [ 264.905738][ T5921] el0t_64_sync_handler+0xcc/0xe4 [ 264.907199][ T5921] el0t_64_sync+0x1a0/0x1a4 [ 264.910963][ T5921] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 264.914411][ T5921] gfs2: fsid=](_: error -17 adding sysfs files [ 265.226025][ T5924] loop1: detected capacity change from 0 to 32768 [ 265.285853][ T5924] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 265.287774][ T5924] CPU: 1 PID: 5924 Comm: syz.1.351 Not tainted 5.15.186-syzkaller #0 [ 265.289952][ T5924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 265.292858][ T5924] Call trace: [ 265.293811][ T5924] dump_backtrace+0x0/0x43c [ 265.295032][ T5924] show_stack+0x2c/0x3c [ 265.296158][ T5924] __dump_stack+0x30/0x40 [ 265.297385][ T5924] dump_stack_lvl+0xf8/0x160 [ 265.298660][ T5924] dump_stack+0x1c/0x5c [ 265.299795][ T5924] sysfs_create_dir_ns+0x22c/0x24c [ 265.301191][ T5924] kobject_add_internal+0x590/0xc54 [ 265.302634][ T5924] kobject_init_and_add+0x118/0x17c [ 265.304026][ T5924] gfs2_sys_fs_add+0x1dc/0x3d8 [ 265.305251][ T5924] gfs2_fill_super+0xdac/0x19e0 [ 265.306566][ T5924] get_tree_bdev+0x358/0x544 [ 265.307857][ T5924] gfs2_get_tree+0x54/0x1b4 [ 265.309103][ T5924] vfs_get_tree+0x90/0x274 [ 265.310347][ T5924] do_new_mount+0x228/0x810 [ 265.311732][ T5924] path_mount+0x5b4/0x1000 [ 265.312990][ T5924] __arm64_sys_mount+0x514/0x5e4 [ 265.314382][ T5924] invoke_syscall+0x98/0x2b8 [ 265.315600][ T5924] el0_svc_common+0x138/0x258 [ 265.316906][ T5924] do_el0_svc+0x58/0x14c [ 265.318157][ T5924] el0_svc+0x78/0x1e0 [ 265.319240][ T5924] el0t_64_sync_handler+0xcc/0xe4 [ 265.320545][ T5924] el0t_64_sync+0x1a0/0x1a4 [ 265.327968][ T5924] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 265.331643][ T5924] gfs2: fsid=](_: error -17 adding sysfs files [ 265.625764][ T5927] loop1: detected capacity change from 0 to 32768 [ 265.687157][ T5927] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 265.689160][ T5927] CPU: 0 PID: 5927 Comm: syz.1.352 Not tainted 5.15.186-syzkaller #0 [ 265.691385][ T5927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 265.694155][ T5927] Call trace: [ 265.695062][ T5927] dump_backtrace+0x0/0x43c [ 265.696362][ T5927] show_stack+0x2c/0x3c [ 265.697551][ T5927] __dump_stack+0x30/0x40 [ 265.698755][ T5927] dump_stack_lvl+0xf8/0x160 [ 265.700087][ T5927] dump_stack+0x1c/0x5c [ 265.701310][ T5927] sysfs_create_dir_ns+0x22c/0x24c [ 265.702675][ T5927] kobject_add_internal+0x590/0xc54 [ 265.704084][ T5927] kobject_init_and_add+0x118/0x17c [ 265.705543][ T5927] gfs2_sys_fs_add+0x1dc/0x3d8 [ 265.706936][ T5927] gfs2_fill_super+0xdac/0x19e0 [ 265.708345][ T5927] get_tree_bdev+0x358/0x544 [ 265.709638][ T5927] gfs2_get_tree+0x54/0x1b4 [ 265.710950][ T5927] vfs_get_tree+0x90/0x274 [ 265.712193][ T5927] do_new_mount+0x228/0x810 [ 265.713475][ T5927] path_mount+0x5b4/0x1000 [ 265.714662][ T5927] __arm64_sys_mount+0x514/0x5e4 [ 265.715973][ T5927] invoke_syscall+0x98/0x2b8 [ 265.717301][ T5927] el0_svc_common+0x138/0x258 [ 265.718664][ T5927] do_el0_svc+0x58/0x14c [ 265.719847][ T5927] el0_svc+0x78/0x1e0 [ 265.720941][ T5927] el0t_64_sync_handler+0xcc/0xe4 [ 265.722289][ T5927] el0t_64_sync+0x1a0/0x1a4 [ 265.726017][ T5927] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 265.730963][ T5927] gfs2: fsid=](_: error -17 adding sysfs files [ 266.063708][ T5930] loop1: detected capacity change from 0 to 32768 [ 266.114881][ T5930] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 266.117773][ T5930] CPU: 1 PID: 5930 Comm: syz.1.353 Not tainted 5.15.186-syzkaller #0 [ 266.120228][ T5930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 266.123125][ T5930] Call trace: [ 266.124018][ T5930] dump_backtrace+0x0/0x43c [ 266.125324][ T5930] show_stack+0x2c/0x3c [ 266.126486][ T5930] __dump_stack+0x30/0x40 [ 266.127695][ T5930] dump_stack_lvl+0xf8/0x160 [ 266.128949][ T5930] dump_stack+0x1c/0x5c [ 266.130177][ T5930] sysfs_create_dir_ns+0x22c/0x24c [ 266.131542][ T5930] kobject_add_internal+0x590/0xc54 [ 266.132987][ T5930] kobject_init_and_add+0x118/0x17c [ 266.134441][ T5930] gfs2_sys_fs_add+0x1dc/0x3d8 [ 266.135760][ T5930] gfs2_fill_super+0xdac/0x19e0 [ 266.137145][ T5930] get_tree_bdev+0x358/0x544 [ 266.138451][ T5930] gfs2_get_tree+0x54/0x1b4 [ 266.139771][ T5930] vfs_get_tree+0x90/0x274 [ 266.141029][ T5930] do_new_mount+0x228/0x810 [ 266.142357][ T5930] path_mount+0x5b4/0x1000 [ 266.143656][ T5930] __arm64_sys_mount+0x514/0x5e4 [ 266.145017][ T5930] invoke_syscall+0x98/0x2b8 [ 266.146330][ T5930] el0_svc_common+0x138/0x258 [ 266.147764][ T5930] do_el0_svc+0x58/0x14c [ 266.148892][ T5930] el0_svc+0x78/0x1e0 [ 266.150022][ T5930] el0t_64_sync_handler+0xcc/0xe4 [ 266.151446][ T5930] el0t_64_sync+0x1a0/0x1a4 [ 266.155136][ T5930] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 266.159214][ T5930] gfs2: fsid=](_: error -17 adding sysfs files [ 266.516867][ T5933] loop1: detected capacity change from 0 to 32768 [ 266.559845][ T5933] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 266.561900][ T5933] CPU: 0 PID: 5933 Comm: syz.1.354 Not tainted 5.15.186-syzkaller #0 [ 266.564063][ T5933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 266.566955][ T5933] Call trace: [ 266.567899][ T5933] dump_backtrace+0x0/0x43c [ 266.569125][ T5933] show_stack+0x2c/0x3c [ 266.570314][ T5933] __dump_stack+0x30/0x40 [ 266.571524][ T5933] dump_stack_lvl+0xf8/0x160 [ 266.572839][ T5933] dump_stack+0x1c/0x5c [ 266.573990][ T5933] sysfs_create_dir_ns+0x22c/0x24c [ 266.575451][ T5933] kobject_add_internal+0x590/0xc54 [ 266.576939][ T5933] kobject_init_and_add+0x118/0x17c [ 266.578376][ T5933] gfs2_sys_fs_add+0x1dc/0x3d8 [ 266.579780][ T5933] gfs2_fill_super+0xdac/0x19e0 [ 266.581220][ T5933] get_tree_bdev+0x358/0x544 [ 266.582576][ T5933] gfs2_get_tree+0x54/0x1b4 [ 266.583812][ T5933] vfs_get_tree+0x90/0x274 [ 266.584986][ T5933] do_new_mount+0x228/0x810 [ 266.586216][ T5933] path_mount+0x5b4/0x1000 [ 266.587401][ T5933] __arm64_sys_mount+0x514/0x5e4 [ 266.588738][ T5933] invoke_syscall+0x98/0x2b8 [ 266.589959][ T5933] el0_svc_common+0x138/0x258 [ 266.591234][ T5933] do_el0_svc+0x58/0x14c [ 266.592433][ T5933] el0_svc+0x78/0x1e0 [ 266.593589][ T5933] el0t_64_sync_handler+0xcc/0xe4 [ 266.595076][ T5933] el0t_64_sync+0x1a0/0x1a4 [ 266.599084][ T5933] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 266.603106][ T5933] gfs2: fsid=](_: error -17 adding sysfs files [ 266.938744][ T5936] loop1: detected capacity change from 0 to 32768 [ 267.000208][ T5936] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 267.002165][ T5936] CPU: 0 PID: 5936 Comm: syz.1.355 Not tainted 5.15.186-syzkaller #0 [ 267.004324][ T5936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 267.007106][ T5936] Call trace: [ 267.007989][ T5936] dump_backtrace+0x0/0x43c [ 267.009256][ T5936] show_stack+0x2c/0x3c [ 267.010420][ T5936] __dump_stack+0x30/0x40 [ 267.011613][ T5936] dump_stack_lvl+0xf8/0x160 [ 267.013003][ T5936] dump_stack+0x1c/0x5c [ 267.014194][ T5936] sysfs_create_dir_ns+0x22c/0x24c [ 267.015776][ T5936] kobject_add_internal+0x590/0xc54 [ 267.017201][ T5936] kobject_init_and_add+0x118/0x17c [ 267.018652][ T5936] gfs2_sys_fs_add+0x1dc/0x3d8 [ 267.020024][ T5936] gfs2_fill_super+0xdac/0x19e0 [ 267.021340][ T5936] get_tree_bdev+0x358/0x544 [ 267.022664][ T5936] gfs2_get_tree+0x54/0x1b4 [ 267.023990][ T5936] vfs_get_tree+0x90/0x274 [ 267.025273][ T5936] do_new_mount+0x228/0x810 [ 267.026529][ T5936] path_mount+0x5b4/0x1000 [ 267.027763][ T5936] __arm64_sys_mount+0x514/0x5e4 [ 267.029157][ T5936] invoke_syscall+0x98/0x2b8 [ 267.030411][ T5936] el0_svc_common+0x138/0x258 [ 267.031689][ T5936] do_el0_svc+0x58/0x14c [ 267.032816][ T5936] el0_svc+0x78/0x1e0 [ 267.033882][ T5936] el0t_64_sync_handler+0xcc/0xe4 [ 267.035224][ T5936] el0t_64_sync+0x1a0/0x1a4 [ 267.038807][ T5936] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 267.042619][ T5936] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:04:27 executed programs: 342 [ 267.337513][ T5939] loop1: detected capacity change from 0 to 32768 [ 267.385790][ T5939] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 267.388958][ T5939] CPU: 0 PID: 5939 Comm: syz.1.356 Not tainted 5.15.186-syzkaller #0 [ 267.391226][ T5939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 267.394031][ T5939] Call trace: [ 267.395002][ T5939] dump_backtrace+0x0/0x43c [ 267.396348][ T5939] show_stack+0x2c/0x3c [ 267.397610][ T5939] __dump_stack+0x30/0x40 [ 267.398809][ T5939] dump_stack_lvl+0xf8/0x160 [ 267.400092][ T5939] dump_stack+0x1c/0x5c [ 267.401357][ T5939] sysfs_create_dir_ns+0x22c/0x24c [ 267.402891][ T5939] kobject_add_internal+0x590/0xc54 [ 267.404374][ T5939] kobject_init_and_add+0x118/0x17c [ 267.405872][ T5939] gfs2_sys_fs_add+0x1dc/0x3d8 [ 267.407289][ T5939] gfs2_fill_super+0xdac/0x19e0 [ 267.408647][ T5939] get_tree_bdev+0x358/0x544 [ 267.409920][ T5939] gfs2_get_tree+0x54/0x1b4 [ 267.411245][ T5939] vfs_get_tree+0x90/0x274 [ 267.412453][ T5939] do_new_mount+0x228/0x810 [ 267.413787][ T5939] path_mount+0x5b4/0x1000 [ 267.415055][ T5939] __arm64_sys_mount+0x514/0x5e4 [ 267.416459][ T5939] invoke_syscall+0x98/0x2b8 [ 267.417809][ T5939] el0_svc_common+0x138/0x258 [ 267.419214][ T5939] do_el0_svc+0x58/0x14c [ 267.420471][ T5939] el0_svc+0x78/0x1e0 [ 267.421632][ T5939] el0t_64_sync_handler+0xcc/0xe4 [ 267.423112][ T5939] el0t_64_sync+0x1a0/0x1a4 [ 267.427961][ T5939] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 267.431600][ T5939] gfs2: fsid=](_: error -17 adding sysfs files [ 267.759237][ T5942] loop1: detected capacity change from 0 to 32768 [ 267.803530][ T5942] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 267.805500][ T5942] CPU: 1 PID: 5942 Comm: syz.1.357 Not tainted 5.15.186-syzkaller #0 [ 267.807821][ T5942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 267.810717][ T5942] Call trace: [ 267.811674][ T5942] dump_backtrace+0x0/0x43c [ 267.813004][ T5942] show_stack+0x2c/0x3c [ 267.814192][ T5942] __dump_stack+0x30/0x40 [ 267.815410][ T5942] dump_stack_lvl+0xf8/0x160 [ 267.816707][ T5942] dump_stack+0x1c/0x5c [ 267.817989][ T5942] sysfs_create_dir_ns+0x22c/0x24c [ 267.819375][ T5942] kobject_add_internal+0x590/0xc54 [ 267.820852][ T5942] kobject_init_and_add+0x118/0x17c [ 267.822288][ T5942] gfs2_sys_fs_add+0x1dc/0x3d8 [ 267.823605][ T5942] gfs2_fill_super+0xdac/0x19e0 [ 267.824997][ T5942] get_tree_bdev+0x358/0x544 [ 267.826266][ T5942] gfs2_get_tree+0x54/0x1b4 [ 267.827486][ T5942] vfs_get_tree+0x90/0x274 [ 267.828738][ T5942] do_new_mount+0x228/0x810 [ 267.829979][ T5942] path_mount+0x5b4/0x1000 [ 267.831249][ T5942] __arm64_sys_mount+0x514/0x5e4 [ 267.832605][ T5942] invoke_syscall+0x98/0x2b8 [ 267.833895][ T5942] el0_svc_common+0x138/0x258 [ 267.835167][ T5942] do_el0_svc+0x58/0x14c [ 267.836296][ T5942] el0_svc+0x78/0x1e0 [ 267.837390][ T5942] el0t_64_sync_handler+0xcc/0xe4 [ 267.838795][ T5942] el0t_64_sync+0x1a0/0x1a4 [ 267.842455][ T5942] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 267.846080][ T5942] gfs2: fsid=](_: error -17 adding sysfs files [ 268.225218][ T5945] loop1: detected capacity change from 0 to 32768 [ 268.280337][ T5945] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 268.282327][ T5945] CPU: 0 PID: 5945 Comm: syz.1.358 Not tainted 5.15.186-syzkaller #0 [ 268.284503][ T5945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 268.287337][ T5945] Call trace: [ 268.288254][ T5945] dump_backtrace+0x0/0x43c [ 268.289517][ T5945] show_stack+0x2c/0x3c [ 268.290766][ T5945] __dump_stack+0x30/0x40 [ 268.291980][ T5945] dump_stack_lvl+0xf8/0x160 [ 268.293229][ T5945] dump_stack+0x1c/0x5c [ 268.294346][ T5945] sysfs_create_dir_ns+0x22c/0x24c [ 268.295751][ T5945] kobject_add_internal+0x590/0xc54 [ 268.297138][ T5945] kobject_init_and_add+0x118/0x17c [ 268.298541][ T5945] gfs2_sys_fs_add+0x1dc/0x3d8 [ 268.299854][ T5945] gfs2_fill_super+0xdac/0x19e0 [ 268.301148][ T5945] get_tree_bdev+0x358/0x544 [ 268.302403][ T5945] gfs2_get_tree+0x54/0x1b4 [ 268.303748][ T5945] vfs_get_tree+0x90/0x274 [ 268.304899][ T5945] do_new_mount+0x228/0x810 [ 268.306078][ T5945] path_mount+0x5b4/0x1000 [ 268.307302][ T5945] __arm64_sys_mount+0x514/0x5e4 [ 268.308727][ T5945] invoke_syscall+0x98/0x2b8 [ 268.309918][ T5945] el0_svc_common+0x138/0x258 [ 268.311216][ T5945] do_el0_svc+0x58/0x14c [ 268.312370][ T5945] el0_svc+0x78/0x1e0 [ 268.313472][ T5945] el0t_64_sync_handler+0xcc/0xe4 [ 268.314867][ T5945] el0t_64_sync+0x1a0/0x1a4 [ 268.321518][ T5945] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 268.324868][ T5945] gfs2: fsid=](_: error -17 adding sysfs files [ 268.630662][ T5948] loop1: detected capacity change from 0 to 32768 [ 268.677994][ T5948] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 268.680070][ T5948] CPU: 1 PID: 5948 Comm: syz.1.359 Not tainted 5.15.186-syzkaller #0 [ 268.682257][ T5948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 268.684906][ T5948] Call trace: [ 268.685810][ T5948] dump_backtrace+0x0/0x43c [ 268.687030][ T5948] show_stack+0x2c/0x3c [ 268.688164][ T5948] __dump_stack+0x30/0x40 [ 268.689335][ T5948] dump_stack_lvl+0xf8/0x160 [ 268.690578][ T5948] dump_stack+0x1c/0x5c [ 268.691724][ T5948] sysfs_create_dir_ns+0x22c/0x24c [ 268.693163][ T5948] kobject_add_internal+0x590/0xc54 [ 268.694589][ T5948] kobject_init_and_add+0x118/0x17c [ 268.696007][ T5948] gfs2_sys_fs_add+0x1dc/0x3d8 [ 268.697291][ T5948] gfs2_fill_super+0xdac/0x19e0 [ 268.698637][ T5948] get_tree_bdev+0x358/0x544 [ 268.699907][ T5948] gfs2_get_tree+0x54/0x1b4 [ 268.701180][ T5948] vfs_get_tree+0x90/0x274 [ 268.702430][ T5948] do_new_mount+0x228/0x810 [ 268.703701][ T5948] path_mount+0x5b4/0x1000 [ 268.704964][ T5948] __arm64_sys_mount+0x514/0x5e4 [ 268.706321][ T5948] invoke_syscall+0x98/0x2b8 [ 268.707605][ T5948] el0_svc_common+0x138/0x258 [ 268.708863][ T5948] do_el0_svc+0x58/0x14c [ 268.710082][ T5948] el0_svc+0x78/0x1e0 [ 268.711152][ T5948] el0t_64_sync_handler+0xcc/0xe4 [ 268.712549][ T5948] el0t_64_sync+0x1a0/0x1a4 [ 268.716187][ T5948] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 268.720464][ T5948] gfs2: fsid=](_: error -17 adding sysfs files [ 269.015580][ T5951] loop1: detected capacity change from 0 to 32768 [ 269.061954][ T5951] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 269.064008][ T5951] CPU: 0 PID: 5951 Comm: syz.1.360 Not tainted 5.15.186-syzkaller #0 [ 269.066243][ T5951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 269.069103][ T5951] Call trace: [ 269.069990][ T5951] dump_backtrace+0x0/0x43c [ 269.071226][ T5951] show_stack+0x2c/0x3c [ 269.072383][ T5951] __dump_stack+0x30/0x40 [ 269.073604][ T5951] dump_stack_lvl+0xf8/0x160 [ 269.074908][ T5951] dump_stack+0x1c/0x5c [ 269.076086][ T5951] sysfs_create_dir_ns+0x22c/0x24c [ 269.077536][ T5951] kobject_add_internal+0x590/0xc54 [ 269.079017][ T5951] kobject_init_and_add+0x118/0x17c [ 269.080420][ T5951] gfs2_sys_fs_add+0x1dc/0x3d8 [ 269.081749][ T5951] gfs2_fill_super+0xdac/0x19e0 [ 269.083114][ T5951] get_tree_bdev+0x358/0x544 [ 269.084418][ T5951] gfs2_get_tree+0x54/0x1b4 [ 269.085680][ T5951] vfs_get_tree+0x90/0x274 [ 269.086871][ T5951] do_new_mount+0x228/0x810 [ 269.088094][ T5951] path_mount+0x5b4/0x1000 [ 269.089307][ T5951] __arm64_sys_mount+0x514/0x5e4 [ 269.090749][ T5951] invoke_syscall+0x98/0x2b8 [ 269.091959][ T5951] el0_svc_common+0x138/0x258 [ 269.093310][ T5951] do_el0_svc+0x58/0x14c [ 269.094509][ T5951] el0_svc+0x78/0x1e0 [ 269.095584][ T5951] el0t_64_sync_handler+0xcc/0xe4 [ 269.096984][ T5951] el0t_64_sync+0x1a0/0x1a4 [ 269.100637][ T5951] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 269.103965][ T5951] gfs2: fsid=](_: error -17 adding sysfs files [ 269.455103][ T5954] loop1: detected capacity change from 0 to 32768 [ 269.509035][ T5954] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 269.511323][ T5954] CPU: 0 PID: 5954 Comm: syz.1.361 Not tainted 5.15.186-syzkaller #0 [ 269.513407][ T5954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 269.515983][ T5954] Call trace: [ 269.516921][ T5954] dump_backtrace+0x0/0x43c [ 269.518106][ T5954] show_stack+0x2c/0x3c [ 269.519194][ T5954] __dump_stack+0x30/0x40 [ 269.520437][ T5954] dump_stack_lvl+0xf8/0x160 [ 269.521735][ T5954] dump_stack+0x1c/0x5c [ 269.522898][ T5954] sysfs_create_dir_ns+0x22c/0x24c [ 269.524281][ T5954] kobject_add_internal+0x590/0xc54 [ 269.525763][ T5954] kobject_init_and_add+0x118/0x17c [ 269.527218][ T5954] gfs2_sys_fs_add+0x1dc/0x3d8 [ 269.528523][ T5954] gfs2_fill_super+0xdac/0x19e0 [ 269.529856][ T5954] get_tree_bdev+0x358/0x544 [ 269.531111][ T5954] gfs2_get_tree+0x54/0x1b4 [ 269.532337][ T5954] vfs_get_tree+0x90/0x274 [ 269.533560][ T5954] do_new_mount+0x228/0x810 [ 269.534795][ T5954] path_mount+0x5b4/0x1000 [ 269.536014][ T5954] __arm64_sys_mount+0x514/0x5e4 [ 269.537378][ T5954] invoke_syscall+0x98/0x2b8 [ 269.538642][ T5954] el0_svc_common+0x138/0x258 [ 269.539937][ T5954] do_el0_svc+0x58/0x14c [ 269.541096][ T5954] el0_svc+0x78/0x1e0 [ 269.542221][ T5954] el0t_64_sync_handler+0xcc/0xe4 [ 269.543602][ T5954] el0t_64_sync+0x1a0/0x1a4 [ 269.547521][ T5954] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 269.552937][ T5954] gfs2: fsid=](_: error -17 adding sysfs files [ 269.841461][ T5957] loop1: detected capacity change from 0 to 32768 [ 269.886497][ T5957] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 269.888504][ T5957] CPU: 1 PID: 5957 Comm: syz.1.362 Not tainted 5.15.186-syzkaller #0 [ 269.890738][ T5957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 269.893592][ T5957] Call trace: [ 269.894549][ T5957] dump_backtrace+0x0/0x43c [ 269.895846][ T5957] show_stack+0x2c/0x3c [ 269.896987][ T5957] __dump_stack+0x30/0x40 [ 269.898172][ T5957] dump_stack_lvl+0xf8/0x160 [ 269.899400][ T5957] dump_stack+0x1c/0x5c [ 269.900601][ T5957] sysfs_create_dir_ns+0x22c/0x24c [ 269.902009][ T5957] kobject_add_internal+0x590/0xc54 [ 269.903392][ T5957] kobject_init_and_add+0x118/0x17c [ 269.904894][ T5957] gfs2_sys_fs_add+0x1dc/0x3d8 [ 269.906275][ T5957] gfs2_fill_super+0xdac/0x19e0 [ 269.907641][ T5957] get_tree_bdev+0x358/0x544 [ 269.908921][ T5957] gfs2_get_tree+0x54/0x1b4 [ 269.910199][ T5957] vfs_get_tree+0x90/0x274 [ 269.911425][ T5957] do_new_mount+0x228/0x810 [ 269.912724][ T5957] path_mount+0x5b4/0x1000 [ 269.913948][ T5957] __arm64_sys_mount+0x514/0x5e4 [ 269.915337][ T5957] invoke_syscall+0x98/0x2b8 [ 269.916713][ T5957] el0_svc_common+0x138/0x258 [ 269.917972][ T5957] do_el0_svc+0x58/0x14c [ 269.919234][ T5957] el0_svc+0x78/0x1e0 [ 269.920369][ T5957] el0t_64_sync_handler+0xcc/0xe4 [ 269.921774][ T5957] el0t_64_sync+0x1a0/0x1a4 [ 269.927740][ T5957] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 269.934181][ T5957] gfs2: fsid=](_: error -17 adding sysfs files [ 270.271923][ T5960] loop1: detected capacity change from 0 to 32768 [ 270.340111][ T5960] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 270.342109][ T5960] CPU: 0 PID: 5960 Comm: syz.1.363 Not tainted 5.15.186-syzkaller #0 [ 270.344491][ T5960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 270.347157][ T5960] Call trace: [ 270.348077][ T5960] dump_backtrace+0x0/0x43c [ 270.349225][ T5960] show_stack+0x2c/0x3c [ 270.350347][ T5960] __dump_stack+0x30/0x40 [ 270.351567][ T5960] dump_stack_lvl+0xf8/0x160 [ 270.352837][ T5960] dump_stack+0x1c/0x5c [ 270.353996][ T5960] sysfs_create_dir_ns+0x22c/0x24c [ 270.355470][ T5960] kobject_add_internal+0x590/0xc54 [ 270.356864][ T5960] kobject_init_and_add+0x118/0x17c [ 270.358330][ T5960] gfs2_sys_fs_add+0x1dc/0x3d8 [ 270.359702][ T5960] gfs2_fill_super+0xdac/0x19e0 [ 270.360990][ T5960] get_tree_bdev+0x358/0x544 [ 270.362267][ T5960] gfs2_get_tree+0x54/0x1b4 [ 270.363481][ T5960] vfs_get_tree+0x90/0x274 [ 270.364707][ T5960] do_new_mount+0x228/0x810 [ 270.365909][ T5960] path_mount+0x5b4/0x1000 [ 270.367072][ T5960] __arm64_sys_mount+0x514/0x5e4 [ 270.368427][ T5960] invoke_syscall+0x98/0x2b8 [ 270.369791][ T5960] el0_svc_common+0x138/0x258 [ 270.371154][ T5960] do_el0_svc+0x58/0x14c [ 270.372350][ T5960] el0_svc+0x78/0x1e0 [ 270.373418][ T5960] el0t_64_sync_handler+0xcc/0xe4 [ 270.374802][ T5960] el0t_64_sync+0x1a0/0x1a4 [ 270.378604][ T5960] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 270.382342][ T5960] gfs2: fsid=](_: error -17 adding sysfs files [ 270.719649][ T5963] loop1: detected capacity change from 0 to 32768 [ 270.732190][ T5963] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 270.734193][ T5963] CPU: 1 PID: 5963 Comm: syz.1.364 Not tainted 5.15.186-syzkaller #0 [ 270.736404][ T5963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 270.739217][ T5963] Call trace: [ 270.740152][ T5963] dump_backtrace+0x0/0x43c [ 270.741393][ T5963] show_stack+0x2c/0x3c [ 270.742498][ T5963] __dump_stack+0x30/0x40 [ 270.743647][ T5963] dump_stack_lvl+0xf8/0x160 [ 270.744928][ T5963] dump_stack+0x1c/0x5c [ 270.746086][ T5963] sysfs_create_dir_ns+0x22c/0x24c [ 270.747500][ T5963] kobject_add_internal+0x590/0xc54 [ 270.748985][ T5963] kobject_init_and_add+0x118/0x17c [ 270.750420][ T5963] gfs2_sys_fs_add+0x1dc/0x3d8 [ 270.751708][ T5963] gfs2_fill_super+0xdac/0x19e0 [ 270.753032][ T5963] get_tree_bdev+0x358/0x544 [ 270.754356][ T5963] gfs2_get_tree+0x54/0x1b4 [ 270.755688][ T5963] vfs_get_tree+0x90/0x274 [ 270.756938][ T5963] do_new_mount+0x228/0x810 [ 270.758156][ T5963] path_mount+0x5b4/0x1000 [ 270.759396][ T5963] __arm64_sys_mount+0x514/0x5e4 [ 270.760870][ T5963] invoke_syscall+0x98/0x2b8 [ 270.762207][ T5963] el0_svc_common+0x138/0x258 [ 270.763518][ T5963] do_el0_svc+0x58/0x14c [ 270.764692][ T5963] el0_svc+0x78/0x1e0 [ 270.765841][ T5963] el0t_64_sync_handler+0xcc/0xe4 [ 270.767300][ T5963] el0t_64_sync+0x1a0/0x1a4 [ 270.770443][ T5963] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 270.773935][ T5963] gfs2: fsid=](_: error -17 adding sysfs files [ 271.071720][ T5966] loop1: detected capacity change from 0 to 32768 [ 271.082461][ T5966] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 271.084451][ T5966] CPU: 1 PID: 5966 Comm: syz.1.365 Not tainted 5.15.186-syzkaller #0 [ 271.086585][ T5966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 271.089479][ T5966] Call trace: [ 271.090401][ T5966] dump_backtrace+0x0/0x43c [ 271.091673][ T5966] show_stack+0x2c/0x3c [ 271.092838][ T5966] __dump_stack+0x30/0x40 [ 271.094059][ T5966] dump_stack_lvl+0xf8/0x160 [ 271.095321][ T5966] dump_stack+0x1c/0x5c [ 271.096462][ T5966] sysfs_create_dir_ns+0x22c/0x24c [ 271.097974][ T5966] kobject_add_internal+0x590/0xc54 [ 271.099457][ T5966] kobject_init_and_add+0x118/0x17c [ 271.100896][ T5966] gfs2_sys_fs_add+0x1dc/0x3d8 [ 271.102260][ T5966] gfs2_fill_super+0xdac/0x19e0 [ 271.103777][ T5966] get_tree_bdev+0x358/0x544 [ 271.105077][ T5966] gfs2_get_tree+0x54/0x1b4 [ 271.106364][ T5966] vfs_get_tree+0x90/0x274 [ 271.107573][ T5966] do_new_mount+0x228/0x810 [ 271.108837][ T5966] path_mount+0x5b4/0x1000 [ 271.110072][ T5966] __arm64_sys_mount+0x514/0x5e4 [ 271.111419][ T5966] invoke_syscall+0x98/0x2b8 [ 271.112696][ T5966] el0_svc_common+0x138/0x258 [ 271.114002][ T5966] do_el0_svc+0x58/0x14c [ 271.115124][ T5966] el0_svc+0x78/0x1e0 [ 271.116172][ T5966] el0t_64_sync_handler+0xcc/0xe4 [ 271.117583][ T5966] el0t_64_sync+0x1a0/0x1a4 [ 271.121358][ T5966] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 271.124844][ T5966] gfs2: fsid=](_: error -17 adding sysfs files [ 271.475210][ T5969] loop1: detected capacity change from 0 to 32768 [ 271.532821][ T5969] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 271.534940][ T5969] CPU: 0 PID: 5969 Comm: syz.1.366 Not tainted 5.15.186-syzkaller #0 [ 271.537145][ T5969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 271.539913][ T5969] Call trace: [ 271.540856][ T5969] dump_backtrace+0x0/0x43c [ 271.542151][ T5969] show_stack+0x2c/0x3c [ 271.543324][ T5969] __dump_stack+0x30/0x40 [ 271.544506][ T5969] dump_stack_lvl+0xf8/0x160 [ 271.545769][ T5969] dump_stack+0x1c/0x5c [ 271.546976][ T5969] sysfs_create_dir_ns+0x22c/0x24c [ 271.548367][ T5969] kobject_add_internal+0x590/0xc54 [ 271.549800][ T5969] kobject_init_and_add+0x118/0x17c [ 271.551249][ T5969] gfs2_sys_fs_add+0x1dc/0x3d8 [ 271.552567][ T5969] gfs2_fill_super+0xdac/0x19e0 [ 271.553872][ T5969] get_tree_bdev+0x358/0x544 [ 271.555142][ T5969] gfs2_get_tree+0x54/0x1b4 [ 271.556416][ T5969] vfs_get_tree+0x90/0x274 [ 271.557579][ T5969] do_new_mount+0x228/0x810 [ 271.558775][ T5969] path_mount+0x5b4/0x1000 [ 271.559942][ T5969] __arm64_sys_mount+0x514/0x5e4 [ 271.561302][ T5969] invoke_syscall+0x98/0x2b8 [ 271.562526][ T5969] el0_svc_common+0x138/0x258 [ 271.563782][ T5969] do_el0_svc+0x58/0x14c [ 271.564895][ T5969] el0_svc+0x78/0x1e0 [ 271.565998][ T5969] el0t_64_sync_handler+0xcc/0xe4 [ 271.567348][ T5969] el0t_64_sync+0x1a0/0x1a4 [ 271.568888][ T5969] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 271.572665][ T5969] gfs2: fsid=](_: error -17 adding sysfs files [ 271.900185][ T5972] loop1: detected capacity change from 0 to 32768 [ 271.950929][ T5972] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 271.952920][ T5972] CPU: 0 PID: 5972 Comm: syz.1.367 Not tainted 5.15.186-syzkaller #0 [ 271.955224][ T5972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 271.958247][ T5972] Call trace: [ 271.959178][ T5972] dump_backtrace+0x0/0x43c [ 271.960433][ T5972] show_stack+0x2c/0x3c [ 271.961592][ T5972] __dump_stack+0x30/0x40 [ 271.962867][ T5972] dump_stack_lvl+0xf8/0x160 [ 271.964133][ T5972] dump_stack+0x1c/0x5c [ 271.965244][ T5972] sysfs_create_dir_ns+0x22c/0x24c [ 271.966691][ T5972] kobject_add_internal+0x590/0xc54 [ 271.968131][ T5972] kobject_init_and_add+0x118/0x17c [ 271.969649][ T5972] gfs2_sys_fs_add+0x1dc/0x3d8 [ 271.970975][ T5972] gfs2_fill_super+0xdac/0x19e0 [ 271.972339][ T5972] get_tree_bdev+0x358/0x544 [ 271.973663][ T5972] gfs2_get_tree+0x54/0x1b4 [ 271.974907][ T5972] vfs_get_tree+0x90/0x274 [ 271.976104][ T5972] do_new_mount+0x228/0x810 [ 271.977338][ T5972] path_mount+0x5b4/0x1000 [ 271.978568][ T5972] __arm64_sys_mount+0x514/0x5e4 [ 271.979971][ T5972] invoke_syscall+0x98/0x2b8 [ 271.981189][ T5972] el0_svc_common+0x138/0x258 [ 271.982450][ T5972] do_el0_svc+0x58/0x14c [ 271.983614][ T5972] el0_svc+0x78/0x1e0 [ 271.984784][ T5972] el0t_64_sync_handler+0xcc/0xe4 [ 271.986221][ T5972] el0t_64_sync+0x1a0/0x1a4 [ 271.991316][ T5972] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 271.995293][ T5972] gfs2: fsid=](_: error -17 adding sysfs files [ 272.286705][ T5975] loop1: detected capacity change from 0 to 32768 [ 272.331214][ T5975] sysfs: cannot create duplicate filename '/fs/gfs2/](_' [ 272.333197][ T5975] CPU: 0 PID: 5975 Comm: syz.1.368 Not tainted 5.15.186-syzkaller #0 [ 272.335618][ T5975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 272.338480][ T5975] Call trace: [ 272.339456][ T5975] dump_backtrace+0x0/0x43c [ 272.340738][ T5975] show_stack+0x2c/0x3c [ 272.341885][ T5975] __dump_stack+0x30/0x40 [ 272.343105][ T5975] dump_stack_lvl+0xf8/0x160 [ 272.344351][ T5975] dump_stack+0x1c/0x5c [ 272.345459][ T5975] sysfs_create_dir_ns+0x22c/0x24c [ 272.346946][ T5975] kobject_add_internal+0x590/0xc54 [ 272.348568][ T5975] kobject_init_and_add+0x118/0x17c [ 272.350029][ T5975] gfs2_sys_fs_add+0x1dc/0x3d8 [ 272.351312][ T5975] gfs2_fill_super+0xdac/0x19e0 [ 272.352738][ T5975] get_tree_bdev+0x358/0x544 [ 272.354014][ T5975] gfs2_get_tree+0x54/0x1b4 [ 272.355295][ T5975] vfs_get_tree+0x90/0x274 [ 272.356590][ T5975] do_new_mount+0x228/0x810 [ 272.357878][ T5975] path_mount+0x5b4/0x1000 [ 272.359130][ T5975] __arm64_sys_mount+0x514/0x5e4 [ 272.360481][ T5975] invoke_syscall+0x98/0x2b8 [ 272.361814][ T5975] el0_svc_common+0x138/0x258 [ 272.363146][ T5975] do_el0_svc+0x58/0x14c [ 272.364339][ T5975] el0_svc+0x78/0x1e0 [ 272.365463][ T5975] el0t_64_sync_handler+0xcc/0xe4 [ 272.366827][ T5975] el0t_64_sync+0x1a0/0x1a4 [ 272.371676][ T5975] kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory. [ 272.375185][ T5975] gfs2: fsid=](_: error -17 adding sysfs files 1970/01/01 00:04:32 executed programs: 355 [ 272.499983][ T27] INFO: task syz-executor:4675 blocked for more than 143 seconds. [ 272.502472][ T27] Not tainted 5.15.186-syzkaller #0 [ 272.504100][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 272.506658][ T27] task:syz-executor state:D stack: 0 pid: 4675 ppid: 1 flags:0x00000001 [ 272.509144][ T27] Call trace: [ 272.514466][ T27] __switch_to+0x2f4/0x558 [ 272.515643][ T27] __schedule+0xe00/0x1c0c [ 272.516816][ T27] schedule+0x11c/0x1c8 [ 272.517996][ T27] bit_wait+0x1c/0xac [ 272.519142][ T27] out_of_line_wait_on_bit+0x15c/0x200 [ 272.523735][ T27] gfs2_glock_nq+0x8f8/0x141c [ 272.525012][ T27] __gfs2_lookup+0x110/0x268 [ 272.526207][ T27] gfs2_lookup+0x2c/0x3c [ 272.527363][ T27] __lookup_slow+0x24c/0x380 [ 272.528667][ T27] lookup_slow+0x5c/0x80 [ 272.529906][ T27] walk_component+0x2b0/0x3a8 [ 272.531216][ T27] path_lookupat+0x13c/0x3d0 [ 272.532421][ T27] filename_lookup+0x180/0x414 [ 272.533748][ T27] user_path_at_empty+0x5c/0x1a0 [ 272.535128][ T27] __arm64_sys_umount+0xf4/0x178 [ 272.536560][ T27] invoke_syscall+0x98/0x2b8 [ 272.537819][ T27] el0_svc_common+0x138/0x258 [ 272.539167][ T27] do_el0_svc+0x58/0x14c [ 272.543152][ T27] el0_svc+0x78/0x1e0 [ 272.544216][ T27] el0t_64_sync_handler+0xcc/0xe4 [ 272.545525][ T27] el0t_64_sync+0x1a0/0x1a4 [ 272.546839][ T27] [ 272.546839][ T27] Showing all locks held in the system: [ 272.549293][ T27] 1 lock held by khungtaskd/27: [ 272.551394][ T27] #0: ffff800014331360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 272.554014][ T27] 2 locks held by getty/3795: [ 272.555280][ T27] #0: ffff0000d3636098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 272.557847][ T27] #1: ffff80001bb2b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2f0/0xf6c [ 272.563443][ T27] 1 lock held by syz-executor/4675: [ 272.564876][ T27] #0: ffff0000e71cd2b0 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x4c/0x80 [ 272.567554][ T27] 3 locks held by syz.1.369/5978: [ 272.568948][ T27] [ 272.569666][ T27] ============================================= [ 272.569666][ T27] [ 272.572122][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 272.573910][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.186-syzkaller #0 [ 272.576074][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 272.578731][ T27] Call trace: [ 272.579577][ T27] dump_backtrace+0x0/0x43c [ 272.580768][ T27] show_stack+0x2c/0x3c [ 272.581911][ T27] __dump_stack+0x30/0x40 [ 272.583078][ T27] dump_stack_lvl+0xf8/0x160 [ 272.584308][ T27] dump_stack+0x1c/0x5c [ 272.585421][ T27] panic+0x2e4/0x854 [ 272.586439][ T27] hung_task_panic+0x0/0x2c [ 272.587656][ T27] kthread+0x374/0x454 [ 272.588799][ T27] ret_from_fork+0x10/0x20 [ 272.589995][ T27] SMP: stopping secondary CPUs [ 272.591378][ T27] Kernel Offset: disabled [ 272.592554][ T27] CPU features: 0x8,000081c1,21302e40 [ 272.594056][ T27] Memory Limit: none [ 273.285189][ T27] Rebooting in 86400 seconds..