819] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 209.412882][ T6822] loop1: detected capacity change from 0 to 32768 [ 209.420388][ T6822] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 209.422123][ T6822] CPU: 1 PID: 6822 Comm: syz.1.584 Not tainted syzkaller #0 [ 209.423236][ T6822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 209.424769][ T6822] Call trace: [ 209.425306][ T6822] dump_backtrace+0x0/0x43c [ 209.426020][ T6822] show_stack+0x2c/0x3c [ 209.426628][ T6822] __dump_stack+0x30/0x40 [ 209.427293][ T6822] dump_stack_lvl+0xf8/0x160 [ 209.427979][ T6822] dump_stack+0x1c/0x5c [ 209.428597][ T6822] sysfs_create_dir_ns+0x22c/0x24c [ 209.429363][ T6822] kobject_add_internal+0x590/0xc54 [ 209.430270][ T6822] kobject_init_and_add+0x118/0x17c [ 209.431150][ T6822] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.431888][ T6822] gfs2_fill_super+0xdac/0x19e0 [ 209.432648][ T6822] get_tree_bdev+0x358/0x544 [ 209.433375][ T6822] gfs2_get_tree+0x54/0x1b4 [ 209.434049][ T6822] vfs_get_tree+0x90/0x274 [ 209.434684][ T6822] do_new_mount+0x228/0x810 [ 209.435348][ T6822] path_mount+0x5b4/0x1000 [ 209.436060][ T6822] __arm64_sys_mount+0x514/0x5e4 [ 209.436760][ T6822] invoke_syscall+0x98/0x2b8 [ 209.437456][ T6822] el0_svc_common+0x138/0x258 [ 209.438150][ T6822] do_el0_svc+0x58/0x14c [ 209.438783][ T6822] el0_svc+0x78/0x1e0 [ 209.439362][ T6822] el0t_64_sync_handler+0xcc/0xe4 [ 209.440167][ T6822] el0t_64_sync+0x1a0/0x1a4 [ 209.441431][ T6822] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 209.443948][ T6822] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 209.580780][ T6825] loop1: detected capacity change from 0 to 32768 [ 209.588123][ T6825] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 209.590127][ T6825] CPU: 0 PID: 6825 Comm: syz.1.585 Not tainted syzkaller #0 [ 209.591307][ T6825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 209.592878][ T6825] Call trace: [ 209.593379][ T6825] dump_backtrace+0x0/0x43c [ 209.594108][ T6825] show_stack+0x2c/0x3c [ 209.594830][ T6825] __dump_stack+0x30/0x40 [ 209.595510][ T6825] dump_stack_lvl+0xf8/0x160 [ 209.596228][ T6825] dump_stack+0x1c/0x5c [ 209.596847][ T6825] sysfs_create_dir_ns+0x22c/0x24c [ 209.597612][ T6825] kobject_add_internal+0x590/0xc54 [ 209.598369][ T6825] kobject_init_and_add+0x118/0x17c [ 209.599149][ T6825] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.599874][ T6825] gfs2_fill_super+0xdac/0x19e0 [ 209.600617][ T6825] get_tree_bdev+0x358/0x544 [ 209.601270][ T6825] gfs2_get_tree+0x54/0x1b4 [ 209.601938][ T6825] vfs_get_tree+0x90/0x274 [ 209.602589][ T6825] do_new_mount+0x228/0x810 [ 209.603285][ T6825] path_mount+0x5b4/0x1000 [ 209.604031][ T6825] __arm64_sys_mount+0x514/0x5e4 [ 209.604882][ T6825] invoke_syscall+0x98/0x2b8 [ 209.605636][ T6825] el0_svc_common+0x138/0x258 [ 209.606376][ T6825] do_el0_svc+0x58/0x14c [ 209.607041][ T6825] el0_svc+0x78/0x1e0 [ 209.607607][ T6825] el0t_64_sync_handler+0xcc/0xe4 [ 209.608382][ T6825] el0t_64_sync+0x1a0/0x1a4 [ 209.610876][ T6825] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 209.613415][ T6825] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 209.743062][ T6828] loop1: detected capacity change from 0 to 32768 [ 209.780837][ T6828] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 209.782468][ T6828] CPU: 0 PID: 6828 Comm: syz.1.586 Not tainted syzkaller #0 [ 209.783531][ T6828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 209.784990][ T6828] Call trace: [ 209.785439][ T6828] dump_backtrace+0x0/0x43c [ 209.786047][ T6828] show_stack+0x2c/0x3c [ 209.786658][ T6828] __dump_stack+0x30/0x40 [ 209.787304][ T6828] dump_stack_lvl+0xf8/0x160 [ 209.788020][ T6828] dump_stack+0x1c/0x5c [ 209.788610][ T6828] sysfs_create_dir_ns+0x22c/0x24c [ 209.789355][ T6828] kobject_add_internal+0x590/0xc54 [ 209.790155][ T6828] kobject_init_and_add+0x118/0x17c [ 209.790963][ T6828] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.791674][ T6828] gfs2_fill_super+0xdac/0x19e0 [ 209.792438][ T6828] get_tree_bdev+0x358/0x544 [ 209.793105][ T6828] gfs2_get_tree+0x54/0x1b4 [ 209.793699][ T6828] vfs_get_tree+0x90/0x274 [ 209.794350][ T6828] do_new_mount+0x228/0x810 [ 209.794982][ T6828] path_mount+0x5b4/0x1000 [ 209.795597][ T6828] __arm64_sys_mount+0x514/0x5e4 [ 209.796323][ T6828] invoke_syscall+0x98/0x2b8 [ 209.797008][ T6828] el0_svc_common+0x138/0x258 [ 209.797634][ T6828] do_el0_svc+0x58/0x14c [ 209.798212][ T6828] el0_svc+0x78/0x1e0 [ 209.798801][ T6828] el0t_64_sync_handler+0xcc/0xe4 [ 209.799505][ T6828] el0t_64_sync+0x1a0/0x1a4 [ 209.800875][ T6828] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 209.803304][ T6828] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 209.935481][ T6831] loop1: detected capacity change from 0 to 32768 [ 209.970901][ T6831] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 209.972649][ T6831] CPU: 0 PID: 6831 Comm: syz.1.587 Not tainted syzkaller #0 [ 209.973833][ T6831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 209.975246][ T6831] Call trace: [ 209.975718][ T6831] dump_backtrace+0x0/0x43c [ 209.976363][ T6831] show_stack+0x2c/0x3c [ 209.976968][ T6831] __dump_stack+0x30/0x40 [ 209.977647][ T6831] dump_stack_lvl+0xf8/0x160 [ 209.978379][ T6831] dump_stack+0x1c/0x5c [ 209.978991][ T6831] sysfs_create_dir_ns+0x22c/0x24c [ 209.979736][ T6831] kobject_add_internal+0x590/0xc54 [ 209.980512][ T6831] kobject_init_and_add+0x118/0x17c [ 209.981330][ T6831] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.982129][ T6831] gfs2_fill_super+0xdac/0x19e0 [ 209.982829][ T6831] get_tree_bdev+0x358/0x544 [ 209.983576][ T6831] gfs2_get_tree+0x54/0x1b4 [ 209.984276][ T6831] vfs_get_tree+0x90/0x274 [ 209.984937][ T6831] do_new_mount+0x228/0x810 [ 209.985614][ T6831] path_mount+0x5b4/0x1000 [ 209.986433][ T6831] __arm64_sys_mount+0x514/0x5e4 [ 209.987216][ T6831] invoke_syscall+0x98/0x2b8 [ 209.987977][ T6831] el0_svc_common+0x138/0x258 [ 209.988737][ T6831] do_el0_svc+0x58/0x14c [ 209.989411][ T6831] el0_svc+0x78/0x1e0 [ 209.990011][ T6831] el0t_64_sync_handler+0xcc/0xe4 [ 209.990701][ T6831] el0t_64_sync+0x1a0/0x1a4 [ 209.992762][ T6831] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 209.995278][ T6831] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 210.127210][ T6834] loop1: detected capacity change from 0 to 32768 [ 210.161223][ T6834] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 210.162881][ T6834] CPU: 0 PID: 6834 Comm: syz.1.588 Not tainted syzkaller #0 [ 210.164030][ T6834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 210.165373][ T6834] Call trace: [ 210.165886][ T6834] dump_backtrace+0x0/0x43c [ 210.166499][ T6834] show_stack+0x2c/0x3c [ 210.167143][ T6834] __dump_stack+0x30/0x40 [ 210.167759][ T6834] dump_stack_lvl+0xf8/0x160 [ 210.168386][ T6834] dump_stack+0x1c/0x5c [ 210.169057][ T6834] sysfs_create_dir_ns+0x22c/0x24c [ 210.169875][ T6834] kobject_add_internal+0x590/0xc54 [ 210.170686][ T6834] kobject_init_and_add+0x118/0x17c [ 210.171464][ T6834] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.172236][ T6834] gfs2_fill_super+0xdac/0x19e0 [ 210.172911][ T6834] get_tree_bdev+0x358/0x544 [ 210.173574][ T6834] gfs2_get_tree+0x54/0x1b4 [ 210.174208][ T6834] vfs_get_tree+0x90/0x274 [ 210.174813][ T6834] do_new_mount+0x228/0x810 [ 210.175461][ T6834] path_mount+0x5b4/0x1000 [ 210.176114][ T6834] __arm64_sys_mount+0x514/0x5e4 [ 210.176883][ T6834] invoke_syscall+0x98/0x2b8 [ 210.177561][ T6834] el0_svc_common+0x138/0x258 [ 210.178243][ T6834] do_el0_svc+0x58/0x14c [ 210.178830][ T6834] el0_svc+0x78/0x1e0 [ 210.179417][ T6834] el0t_64_sync_handler+0xcc/0xe4 [ 210.180140][ T6834] el0t_64_sync+0x1a0/0x1a4 [ 210.182339][ T6834] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 210.184653][ T6834] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 210.312471][ T6837] loop1: detected capacity change from 0 to 32768 [ 210.343793][ T6837] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 210.345462][ T6837] CPU: 0 PID: 6837 Comm: syz.1.589 Not tainted syzkaller #0 [ 210.346510][ T6837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 210.347946][ T6837] Call trace: [ 210.348401][ T6837] dump_backtrace+0x0/0x43c [ 210.349067][ T6837] show_stack+0x2c/0x3c [ 210.349670][ T6837] __dump_stack+0x30/0x40 [ 210.350358][ T6837] dump_stack_lvl+0xf8/0x160 [ 210.351035][ T6837] dump_stack+0x1c/0x5c [ 210.351648][ T6837] sysfs_create_dir_ns+0x22c/0x24c [ 210.352340][ T6837] kobject_add_internal+0x590/0xc54 [ 210.353036][ T6837] kobject_init_and_add+0x118/0x17c [ 210.353824][ T6837] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.354538][ T6837] gfs2_fill_super+0xdac/0x19e0 [ 210.355128][ T6837] get_tree_bdev+0x358/0x544 [ 210.355796][ T6837] gfs2_get_tree+0x54/0x1b4 [ 210.356493][ T6837] vfs_get_tree+0x90/0x274 [ 210.357122][ T6837] do_new_mount+0x228/0x810 [ 210.357747][ T6837] path_mount+0x5b4/0x1000 [ 210.358363][ T6837] __arm64_sys_mount+0x514/0x5e4 [ 210.359043][ T6837] invoke_syscall+0x98/0x2b8 [ 210.359711][ T6837] el0_svc_common+0x138/0x258 [ 210.360377][ T6837] do_el0_svc+0x58/0x14c [ 210.360991][ T6837] el0_svc+0x78/0x1e0 [ 210.361540][ T6837] el0t_64_sync_handler+0xcc/0xe4 [ 210.362298][ T6837] el0t_64_sync+0x1a0/0x1a4 [ 210.364682][ T6837] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 210.367174][ T6837] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 210.496430][ T6840] loop1: detected capacity change from 0 to 32768 [ 210.531413][ T6840] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 210.533056][ T6840] CPU: 1 PID: 6840 Comm: syz.1.590 Not tainted syzkaller #0 [ 210.534242][ T6840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 210.535829][ T6840] Call trace: [ 210.536398][ T6840] dump_backtrace+0x0/0x43c [ 210.537195][ T6840] show_stack+0x2c/0x3c [ 210.537820][ T6840] __dump_stack+0x30/0x40 [ 210.538507][ T6840] dump_stack_lvl+0xf8/0x160 [ 210.539246][ T6840] dump_stack+0x1c/0x5c [ 210.539916][ T6840] sysfs_create_dir_ns+0x22c/0x24c [ 210.540757][ T6840] kobject_add_internal+0x590/0xc54 [ 210.541595][ T6840] kobject_init_and_add+0x118/0x17c [ 210.542392][ T6840] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.543142][ T6840] gfs2_fill_super+0xdac/0x19e0 [ 210.543857][ T6840] get_tree_bdev+0x358/0x544 [ 210.544501][ T6840] gfs2_get_tree+0x54/0x1b4 [ 210.545197][ T6840] vfs_get_tree+0x90/0x274 [ 210.545864][ T6840] do_new_mount+0x228/0x810 [ 210.546561][ T6840] path_mount+0x5b4/0x1000 [ 210.547260][ T6840] __arm64_sys_mount+0x514/0x5e4 [ 210.547968][ T6840] invoke_syscall+0x98/0x2b8 [ 210.548652][ T6840] el0_svc_common+0x138/0x258 [ 210.549357][ T6840] do_el0_svc+0x58/0x14c [ 210.549969][ T6840] el0_svc+0x78/0x1e0 [ 210.550602][ T6840] el0t_64_sync_handler+0xcc/0xe4 [ 210.551400][ T6840] el0t_64_sync+0x1a0/0x1a4 [ 210.552732][ T6840] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 210.555442][ T6840] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 210.685046][ T6843] loop1: detected capacity change from 0 to 32768 [ 210.730946][ T6843] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 210.732620][ T6843] CPU: 0 PID: 6843 Comm: syz.1.591 Not tainted syzkaller #0 [ 210.733733][ T6843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 210.735210][ T6843] Call trace: [ 210.735636][ T6843] dump_backtrace+0x0/0x43c [ 210.736287][ T6843] show_stack+0x2c/0x3c [ 210.736952][ T6843] __dump_stack+0x30/0x40 [ 210.737661][ T6843] dump_stack_lvl+0xf8/0x160 [ 210.738405][ T6843] dump_stack+0x1c/0x5c [ 210.739019][ T6843] sysfs_create_dir_ns+0x22c/0x24c [ 210.739823][ T6843] kobject_add_internal+0x590/0xc54 [ 210.740606][ T6843] kobject_init_and_add+0x118/0x17c [ 210.741367][ T6843] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.742062][ T6843] gfs2_fill_super+0xdac/0x19e0 [ 210.742767][ T6843] get_tree_bdev+0x358/0x544 [ 210.743457][ T6843] gfs2_get_tree+0x54/0x1b4 [ 210.744140][ T6843] vfs_get_tree+0x90/0x274 [ 210.744778][ T6843] do_new_mount+0x228/0x810 [ 210.745418][ T6843] path_mount+0x5b4/0x1000 [ 210.746063][ T6843] __arm64_sys_mount+0x514/0x5e4 [ 210.746746][ T6843] invoke_syscall+0x98/0x2b8 [ 210.747448][ T6843] el0_svc_common+0x138/0x258 [ 210.748187][ T6843] do_el0_svc+0x58/0x14c [ 210.748763][ T6843] el0_svc+0x78/0x1e0 [ 210.749371][ T6843] el0t_64_sync_handler+0xcc/0xe4 [ 210.750144][ T6843] el0t_64_sync+0x1a0/0x1a4 [ 210.751485][ T6843] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 210.753882][ T6843] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 210.885565][ T6846] loop1: detected capacity change from 0 to 32768 [ 210.892988][ T6846] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 210.894687][ T6846] CPU: 0 PID: 6846 Comm: syz.1.592 Not tainted syzkaller #0 [ 210.895757][ T6846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 210.897370][ T6846] Call trace: [ 210.897876][ T6846] dump_backtrace+0x0/0x43c [ 210.898540][ T6846] show_stack+0x2c/0x3c [ 210.899156][ T6846] __dump_stack+0x30/0x40 [ 210.899807][ T6846] dump_stack_lvl+0xf8/0x160 [ 210.900510][ T6846] dump_stack+0x1c/0x5c [ 210.901182][ T6846] sysfs_create_dir_ns+0x22c/0x24c [ 210.901931][ T6846] kobject_add_internal+0x590/0xc54 [ 210.902778][ T6846] kobject_init_and_add+0x118/0x17c [ 210.903607][ T6846] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.904307][ T6846] gfs2_fill_super+0xdac/0x19e0 [ 210.905049][ T6846] get_tree_bdev+0x358/0x544 [ 210.905743][ T6846] gfs2_get_tree+0x54/0x1b4 [ 210.906459][ T6846] vfs_get_tree+0x90/0x274 [ 210.907101][ T6846] do_new_mount+0x228/0x810 [ 210.907732][ T6846] path_mount+0x5b4/0x1000 [ 210.908344][ T6846] __arm64_sys_mount+0x514/0x5e4 [ 210.909095][ T6846] invoke_syscall+0x98/0x2b8 [ 210.909758][ T6846] el0_svc_common+0x138/0x258 [ 210.910429][ T6846] do_el0_svc+0x58/0x14c [ 210.911031][ T6846] el0_svc+0x78/0x1e0 [ 210.911563][ T6846] el0t_64_sync_handler+0xcc/0xe4 [ 210.912268][ T6846] el0t_64_sync+0x1a0/0x1a4 [ 210.915863][ T6846] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 210.918321][ T6846] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 211.055711][ T6849] loop1: detected capacity change from 0 to 32768 [ 211.155857][ T6849] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 211.157664][ T6849] CPU: 0 PID: 6849 Comm: syz.1.593 Not tainted syzkaller #0 [ 211.158677][ T6849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 211.160219][ T6849] Call trace: [ 211.160753][ T6849] dump_backtrace+0x0/0x43c [ 211.161421][ T6849] show_stack+0x2c/0x3c [ 211.162026][ T6849] __dump_stack+0x30/0x40 [ 211.162675][ T6849] dump_stack_lvl+0xf8/0x160 [ 211.163342][ T6849] dump_stack+0x1c/0x5c [ 211.163948][ T6849] sysfs_create_dir_ns+0x22c/0x24c [ 211.164663][ T6849] kobject_add_internal+0x590/0xc54 [ 211.165397][ T6849] kobject_init_and_add+0x118/0x17c [ 211.166089][ T6849] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.166775][ T6849] gfs2_fill_super+0xdac/0x19e0 [ 211.167509][ T6849] get_tree_bdev+0x358/0x544 [ 211.168143][ T6849] gfs2_get_tree+0x54/0x1b4 [ 211.168801][ T6849] vfs_get_tree+0x90/0x274 [ 211.169518][ T6849] do_new_mount+0x228/0x810 [ 211.170165][ T6849] path_mount+0x5b4/0x1000 [ 211.170784][ T6849] __arm64_sys_mount+0x514/0x5e4 [ 211.171504][ T6849] invoke_syscall+0x98/0x2b8 [ 211.172149][ T6849] el0_svc_common+0x138/0x258 [ 211.172823][ T6849] do_el0_svc+0x58/0x14c [ 211.173490][ T6849] el0_svc+0x78/0x1e0 [ 211.174071][ T6849] el0t_64_sync_handler+0xcc/0xe4 [ 211.174725][ T6849] el0t_64_sync+0x1a0/0x1a4 [ 211.177094][ T6849] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 211.179516][ T6849] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files 1970/01/01 00:03:31 executed programs: 580 [ 211.308500][ T6852] loop1: detected capacity change from 0 to 32768 [ 211.380966][ T6852] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 211.382536][ T6852] CPU: 0 PID: 6852 Comm: syz.1.594 Not tainted syzkaller #0 [ 211.383608][ T6852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 211.385023][ T6852] Call trace: [ 211.385488][ T6852] dump_backtrace+0x0/0x43c [ 211.386088][ T6852] show_stack+0x2c/0x3c [ 211.386669][ T6852] __dump_stack+0x30/0x40 [ 211.387260][ T6852] dump_stack_lvl+0xf8/0x160 [ 211.387970][ T6852] dump_stack+0x1c/0x5c [ 211.388566][ T6852] sysfs_create_dir_ns+0x22c/0x24c [ 211.389354][ T6852] kobject_add_internal+0x590/0xc54 [ 211.390149][ T6852] kobject_init_and_add+0x118/0x17c [ 211.391051][ T6852] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.391786][ T6852] gfs2_fill_super+0xdac/0x19e0 [ 211.392539][ T6852] get_tree_bdev+0x358/0x544 [ 211.393255][ T6852] gfs2_get_tree+0x54/0x1b4 [ 211.393875][ T6852] vfs_get_tree+0x90/0x274 [ 211.394567][ T6852] do_new_mount+0x228/0x810 [ 211.395247][ T6852] path_mount+0x5b4/0x1000 [ 211.395823][ T6852] __arm64_sys_mount+0x514/0x5e4 [ 211.396541][ T6852] invoke_syscall+0x98/0x2b8 [ 211.397215][ T6852] el0_svc_common+0x138/0x258 [ 211.397884][ T6852] do_el0_svc+0x58/0x14c [ 211.398516][ T6852] el0_svc+0x78/0x1e0 [ 211.399118][ T6852] el0t_64_sync_handler+0xcc/0xe4 [ 211.399866][ T6852] el0t_64_sync+0x1a0/0x1a4 [ 211.401972][ T6852] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 211.404455][ T6852] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 211.574463][ T6855] loop1: detected capacity change from 0 to 32768 [ 211.622131][ T6855] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 211.623818][ T6855] CPU: 0 PID: 6855 Comm: syz.1.595 Not tainted syzkaller #0 [ 211.624789][ T6855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 211.626144][ T6855] Call trace: [ 211.626589][ T6855] dump_backtrace+0x0/0x43c [ 211.627252][ T6855] show_stack+0x2c/0x3c [ 211.627868][ T6855] __dump_stack+0x30/0x40 [ 211.628491][ T6855] dump_stack_lvl+0xf8/0x160 [ 211.629104][ T6855] dump_stack+0x1c/0x5c [ 211.629768][ T6855] sysfs_create_dir_ns+0x22c/0x24c [ 211.630515][ T6855] kobject_add_internal+0x590/0xc54 [ 211.631210][ T6855] kobject_init_and_add+0x118/0x17c [ 211.632024][ T6855] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.632737][ T6855] gfs2_fill_super+0xdac/0x19e0 [ 211.633410][ T6855] get_tree_bdev+0x358/0x544 [ 211.634073][ T6855] gfs2_get_tree+0x54/0x1b4 [ 211.634655][ T6855] vfs_get_tree+0x90/0x274 [ 211.635287][ T6855] do_new_mount+0x228/0x810 [ 211.635890][ T6855] path_mount+0x5b4/0x1000 [ 211.636520][ T6855] __arm64_sys_mount+0x514/0x5e4 [ 211.637262][ T6855] invoke_syscall+0x98/0x2b8 [ 211.637908][ T6855] el0_svc_common+0x138/0x258 [ 211.638556][ T6855] do_el0_svc+0x58/0x14c [ 211.639132][ T6855] el0_svc+0x78/0x1e0 [ 211.639684][ T6855] el0t_64_sync_handler+0xcc/0xe4 [ 211.640434][ T6855] el0t_64_sync+0x1a0/0x1a4 [ 211.642564][ T6855] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 211.645114][ T6855] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 211.772234][ T6858] loop1: detected capacity change from 0 to 32768 [ 211.815884][ T6858] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 211.817552][ T6858] CPU: 0 PID: 6858 Comm: syz.1.596 Not tainted syzkaller #0 [ 211.818606][ T6858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 211.820099][ T6858] Call trace: [ 211.820585][ T6858] dump_backtrace+0x0/0x43c [ 211.821226][ T6858] show_stack+0x2c/0x3c [ 211.821894][ T6858] __dump_stack+0x30/0x40 [ 211.822547][ T6858] dump_stack_lvl+0xf8/0x160 [ 211.823218][ T6858] dump_stack+0x1c/0x5c [ 211.823876][ T6858] sysfs_create_dir_ns+0x22c/0x24c [ 211.824627][ T6858] kobject_add_internal+0x590/0xc54 [ 211.825371][ T6858] kobject_init_and_add+0x118/0x17c [ 211.826118][ T6858] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.826789][ T6858] gfs2_fill_super+0xdac/0x19e0 [ 211.827503][ T6858] get_tree_bdev+0x358/0x544 [ 211.828168][ T6858] gfs2_get_tree+0x54/0x1b4 [ 211.828789][ T6858] vfs_get_tree+0x90/0x274 [ 211.829490][ T6858] do_new_mount+0x228/0x810 [ 211.830150][ T6858] path_mount+0x5b4/0x1000 [ 211.830784][ T6858] __arm64_sys_mount+0x514/0x5e4 [ 211.831502][ T6858] invoke_syscall+0x98/0x2b8 [ 211.832176][ T6858] el0_svc_common+0x138/0x258 [ 211.832851][ T6858] do_el0_svc+0x58/0x14c [ 211.833430][ T6858] el0_svc+0x78/0x1e0 [ 211.833957][ T6858] el0t_64_sync_handler+0xcc/0xe4 [ 211.834684][ T6858] el0t_64_sync+0x1a0/0x1a4 [ 211.835593][ T6858] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 211.837964][ T6858] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 211.967535][ T6861] loop1: detected capacity change from 0 to 32768 [ 212.051818][ T6861] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 212.053688][ T6861] CPU: 1 PID: 6861 Comm: syz.1.597 Not tainted syzkaller #0 [ 212.054735][ T6861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 212.056207][ T6861] Call trace: [ 212.056742][ T6861] dump_backtrace+0x0/0x43c [ 212.057446][ T6861] show_stack+0x2c/0x3c [ 212.058072][ T6861] __dump_stack+0x30/0x40 [ 212.058723][ T6861] dump_stack_lvl+0xf8/0x160 [ 212.059388][ T6861] dump_stack+0x1c/0x5c [ 212.059970][ T6861] sysfs_create_dir_ns+0x22c/0x24c [ 212.060672][ T6861] kobject_add_internal+0x590/0xc54 [ 212.061484][ T6861] kobject_init_and_add+0x118/0x17c [ 212.062263][ T6861] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.062983][ T6861] gfs2_fill_super+0xdac/0x19e0 [ 212.063700][ T6861] get_tree_bdev+0x358/0x544 [ 212.064364][ T6861] gfs2_get_tree+0x54/0x1b4 [ 212.064965][ T6861] vfs_get_tree+0x90/0x274 [ 212.065614][ T6861] do_new_mount+0x228/0x810 [ 212.066224][ T6861] path_mount+0x5b4/0x1000 [ 212.066942][ T6861] __arm64_sys_mount+0x514/0x5e4 [ 212.067611][ T6861] invoke_syscall+0x98/0x2b8 [ 212.068235][ T6861] el0_svc_common+0x138/0x258 [ 212.068912][ T6861] do_el0_svc+0x58/0x14c [ 212.069516][ T6861] el0_svc+0x78/0x1e0 [ 212.070111][ T6861] el0t_64_sync_handler+0xcc/0xe4 [ 212.070821][ T6861] el0t_64_sync+0x1a0/0x1a4 [ 212.072028][ T6861] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 212.074580][ T6861] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 212.202293][ T6864] loop1: detected capacity change from 0 to 32768 [ 212.250941][ T6864] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 212.252478][ T6864] CPU: 0 PID: 6864 Comm: syz.1.598 Not tainted syzkaller #0 [ 212.253504][ T6864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 212.254970][ T6864] Call trace: [ 212.255382][ T6864] dump_backtrace+0x0/0x43c [ 212.256013][ T6864] show_stack+0x2c/0x3c [ 212.256767][ T6864] __dump_stack+0x30/0x40 [ 212.257471][ T6864] dump_stack_lvl+0xf8/0x160 [ 212.258191][ T6864] dump_stack+0x1c/0x5c [ 212.258833][ T6864] sysfs_create_dir_ns+0x22c/0x24c [ 212.259611][ T6864] kobject_add_internal+0x590/0xc54 [ 212.260422][ T6864] kobject_init_and_add+0x118/0x17c [ 212.261216][ T6864] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.261886][ T6864] gfs2_fill_super+0xdac/0x19e0 [ 212.262588][ T6864] get_tree_bdev+0x358/0x544 [ 212.263305][ T6864] gfs2_get_tree+0x54/0x1b4 [ 212.263896][ T6864] vfs_get_tree+0x90/0x274 [ 212.264623][ T6864] do_new_mount+0x228/0x810 [ 212.265257][ T6864] path_mount+0x5b4/0x1000 [ 212.265875][ T6864] __arm64_sys_mount+0x514/0x5e4 [ 212.266604][ T6864] invoke_syscall+0x98/0x2b8 [ 212.267254][ T6864] el0_svc_common+0x138/0x258 [ 212.267912][ T6864] do_el0_svc+0x58/0x14c [ 212.268507][ T6864] el0_svc+0x78/0x1e0 [ 212.269051][ T6864] el0t_64_sync_handler+0xcc/0xe4 [ 212.269759][ T6864] el0t_64_sync+0x1a0/0x1a4 [ 212.272148][ T6864] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 212.274493][ T6864] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 212.416214][ T6867] loop1: detected capacity change from 0 to 32768 [ 212.424138][ T6867] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 212.425880][ T6867] CPU: 1 PID: 6867 Comm: syz.1.599 Not tainted syzkaller #0 [ 212.427094][ T6867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 212.428668][ T6867] Call trace: [ 212.429169][ T6867] dump_backtrace+0x0/0x43c [ 212.429854][ T6867] show_stack+0x2c/0x3c [ 212.430523][ T6867] __dump_stack+0x30/0x40 [ 212.431182][ T6867] dump_stack_lvl+0xf8/0x160 [ 212.431841][ T6867] dump_stack+0x1c/0x5c [ 212.432479][ T6867] sysfs_create_dir_ns+0x22c/0x24c [ 212.433207][ T6867] kobject_add_internal+0x590/0xc54 [ 212.434009][ T6867] kobject_init_and_add+0x118/0x17c [ 212.434842][ T6867] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.435610][ T6867] gfs2_fill_super+0xdac/0x19e0 [ 212.436309][ T6867] get_tree_bdev+0x358/0x544 [ 212.436978][ T6867] gfs2_get_tree+0x54/0x1b4 [ 212.437702][ T6867] vfs_get_tree+0x90/0x274 [ 212.438363][ T6867] do_new_mount+0x228/0x810 [ 212.439043][ T6867] path_mount+0x5b4/0x1000 [ 212.439730][ T6867] __arm64_sys_mount+0x514/0x5e4 [ 212.440519][ T6867] invoke_syscall+0x98/0x2b8 [ 212.441134][ T6867] el0_svc_common+0x138/0x258 [ 212.441902][ T6867] do_el0_svc+0x58/0x14c [ 212.442599][ T6867] el0_svc+0x78/0x1e0 [ 212.443229][ T6867] el0t_64_sync_handler+0xcc/0xe4 [ 212.443977][ T6867] el0t_64_sync+0x1a0/0x1a4 [ 212.445008][ T6867] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 212.447191][ T6867] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 212.608622][ T6870] loop1: detected capacity change from 0 to 32768 [ 212.615998][ T6870] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 212.617604][ T6870] CPU: 0 PID: 6870 Comm: syz.1.600 Not tainted syzkaller #0 [ 212.618609][ T6870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 212.619983][ T6870] Call trace: [ 212.620423][ T6870] dump_backtrace+0x0/0x43c [ 212.621120][ T6870] show_stack+0x2c/0x3c [ 212.621654][ T6870] __dump_stack+0x30/0x40 [ 212.622269][ T6870] dump_stack_lvl+0xf8/0x160 [ 212.622953][ T6870] dump_stack+0x1c/0x5c [ 212.623588][ T6870] sysfs_create_dir_ns+0x22c/0x24c [ 212.624403][ T6870] kobject_add_internal+0x590/0xc54 [ 212.625168][ T6870] kobject_init_and_add+0x118/0x17c [ 212.625945][ T6870] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.626674][ T6870] gfs2_fill_super+0xdac/0x19e0 [ 212.627399][ T6870] get_tree_bdev+0x358/0x544 [ 212.628072][ T6870] gfs2_get_tree+0x54/0x1b4 [ 212.628725][ T6870] vfs_get_tree+0x90/0x274 [ 212.629373][ T6870] do_new_mount+0x228/0x810 [ 212.630005][ T6870] path_mount+0x5b4/0x1000 [ 212.630623][ T6870] __arm64_sys_mount+0x514/0x5e4 [ 212.631273][ T6870] invoke_syscall+0x98/0x2b8 [ 212.631948][ T6870] el0_svc_common+0x138/0x258 [ 212.632637][ T6870] do_el0_svc+0x58/0x14c [ 212.633250][ T6870] el0_svc+0x78/0x1e0 [ 212.633832][ T6870] el0t_64_sync_handler+0xcc/0xe4 [ 212.634575][ T6870] el0t_64_sync+0x1a0/0x1a4 [ 212.636714][ T6870] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 212.639187][ T6870] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 212.766072][ T6873] loop1: detected capacity change from 0 to 32768 [ 212.851683][ T6873] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 212.853324][ T6873] CPU: 1 PID: 6873 Comm: syz.1.601 Not tainted syzkaller #0 [ 212.854401][ T6873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 212.855944][ T6873] Call trace: [ 212.856437][ T6873] dump_backtrace+0x0/0x43c [ 212.857114][ T6873] show_stack+0x2c/0x3c [ 212.857740][ T6873] __dump_stack+0x30/0x40 [ 212.858316][ T6873] dump_stack_lvl+0xf8/0x160 [ 212.859011][ T6873] dump_stack+0x1c/0x5c [ 212.859589][ T6873] sysfs_create_dir_ns+0x22c/0x24c [ 212.860286][ T6873] kobject_add_internal+0x590/0xc54 [ 212.861016][ T6873] kobject_init_and_add+0x118/0x17c [ 212.861770][ T6873] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.862542][ T6873] gfs2_fill_super+0xdac/0x19e0 [ 212.863239][ T6873] get_tree_bdev+0x358/0x544 [ 212.863905][ T6873] gfs2_get_tree+0x54/0x1b4 [ 212.864573][ T6873] vfs_get_tree+0x90/0x274 [ 212.865232][ T6873] do_new_mount+0x228/0x810 [ 212.865929][ T6873] path_mount+0x5b4/0x1000 [ 212.866571][ T6873] __arm64_sys_mount+0x514/0x5e4 [ 212.867314][ T6873] invoke_syscall+0x98/0x2b8 [ 212.868027][ T6873] el0_svc_common+0x138/0x258 [ 212.868686][ T6873] do_el0_svc+0x58/0x14c [ 212.869299][ T6873] el0_svc+0x78/0x1e0 [ 212.869898][ T6873] el0t_64_sync_handler+0xcc/0xe4 [ 212.870690][ T6873] el0t_64_sync+0x1a0/0x1a4 [ 212.872176][ T6873] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 212.874526][ T6873] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 213.051572][ T6876] loop1: detected capacity change from 0 to 32768 [ 213.109880][ T6876] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 213.111586][ T6876] CPU: 1 PID: 6876 Comm: syz.1.602 Not tainted syzkaller #0 [ 213.112719][ T6876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 213.114230][ T6876] Call trace: [ 213.114686][ T6876] dump_backtrace+0x0/0x43c [ 213.115383][ T6876] show_stack+0x2c/0x3c [ 213.116031][ T6876] __dump_stack+0x30/0x40 [ 213.116752][ T6876] dump_stack_lvl+0xf8/0x160 [ 213.117446][ T6876] dump_stack+0x1c/0x5c [ 213.118097][ T6876] sysfs_create_dir_ns+0x22c/0x24c [ 213.118880][ T6876] kobject_add_internal+0x590/0xc54 [ 213.119643][ T6876] kobject_init_and_add+0x118/0x17c [ 213.120458][ T6876] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.121226][ T6876] gfs2_fill_super+0xdac/0x19e0 [ 213.122006][ T6876] get_tree_bdev+0x358/0x544 [ 213.122777][ T6876] gfs2_get_tree+0x54/0x1b4 [ 213.123413][ T6876] vfs_get_tree+0x90/0x274 [ 213.124052][ T6876] do_new_mount+0x228/0x810 [ 213.124737][ T6876] path_mount+0x5b4/0x1000 [ 213.125339][ T6876] __arm64_sys_mount+0x514/0x5e4 [ 213.126113][ T6876] invoke_syscall+0x98/0x2b8 [ 213.126789][ T6876] el0_svc_common+0x138/0x258 [ 213.127466][ T6876] do_el0_svc+0x58/0x14c [ 213.128131][ T6876] el0_svc+0x78/0x1e0 [ 213.128716][ T6876] el0t_64_sync_handler+0xcc/0xe4 [ 213.129489][ T6876] el0t_64_sync+0x1a0/0x1a4 [ 213.131841][ T6876] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 213.134280][ T6876] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 213.273530][ T6879] loop1: detected capacity change from 0 to 32768 [ 213.310959][ T6879] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 213.312517][ T6879] CPU: 0 PID: 6879 Comm: syz.1.603 Not tainted syzkaller #0 [ 213.313584][ T6879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 213.315127][ T6879] Call trace: [ 213.315624][ T6879] dump_backtrace+0x0/0x43c [ 213.316241][ T6879] show_stack+0x2c/0x3c [ 213.316847][ T6879] __dump_stack+0x30/0x40 [ 213.317476][ T6879] dump_stack_lvl+0xf8/0x160 [ 213.318152][ T6879] dump_stack+0x1c/0x5c [ 213.318746][ T6879] sysfs_create_dir_ns+0x22c/0x24c [ 213.319516][ T6879] kobject_add_internal+0x590/0xc54 [ 213.320274][ T6879] kobject_init_and_add+0x118/0x17c [ 213.321045][ T6879] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.321764][ T6879] gfs2_fill_super+0xdac/0x19e0 [ 213.322451][ T6879] get_tree_bdev+0x358/0x544 [ 213.323105][ T6879] gfs2_get_tree+0x54/0x1b4 [ 213.323754][ T6879] vfs_get_tree+0x90/0x274 [ 213.324373][ T6879] do_new_mount+0x228/0x810 [ 213.325033][ T6879] path_mount+0x5b4/0x1000 [ 213.325667][ T6879] __arm64_sys_mount+0x514/0x5e4 [ 213.326395][ T6879] invoke_syscall+0x98/0x2b8 [ 213.327052][ T6879] el0_svc_common+0x138/0x258 [ 213.327728][ T6879] do_el0_svc+0x58/0x14c [ 213.328357][ T6879] el0_svc+0x78/0x1e0 [ 213.328929][ T6879] el0t_64_sync_handler+0xcc/0xe4 [ 213.329671][ T6879] el0t_64_sync+0x1a0/0x1a4 [ 213.332043][ T6879] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 213.334567][ T6879] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 213.471128][ T6882] loop1: detected capacity change from 0 to 32768 [ 213.510835][ T6882] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 213.512350][ T6882] CPU: 0 PID: 6882 Comm: syz.1.604 Not tainted syzkaller #0 [ 213.513383][ T6882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 213.514825][ T6882] Call trace: [ 213.515259][ T6882] dump_backtrace+0x0/0x43c [ 213.515934][ T6882] show_stack+0x2c/0x3c [ 213.516569][ T6882] __dump_stack+0x30/0x40 [ 213.517203][ T6882] dump_stack_lvl+0xf8/0x160 [ 213.517840][ T6882] dump_stack+0x1c/0x5c [ 213.518448][ T6882] sysfs_create_dir_ns+0x22c/0x24c [ 213.519204][ T6882] kobject_add_internal+0x590/0xc54 [ 213.519962][ T6882] kobject_init_and_add+0x118/0x17c [ 213.520771][ T6882] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.521461][ T6882] gfs2_fill_super+0xdac/0x19e0 [ 213.522214][ T6882] get_tree_bdev+0x358/0x544 [ 213.522837][ T6882] gfs2_get_tree+0x54/0x1b4 [ 213.523513][ T6882] vfs_get_tree+0x90/0x274 [ 213.524140][ T6882] do_new_mount+0x228/0x810 [ 213.524838][ T6882] path_mount+0x5b4/0x1000 [ 213.525448][ T6882] __arm64_sys_mount+0x514/0x5e4 [ 213.526169][ T6882] invoke_syscall+0x98/0x2b8 [ 213.526907][ T6882] el0_svc_common+0x138/0x258 [ 213.527666][ T6882] do_el0_svc+0x58/0x14c [ 213.528295][ T6882] el0_svc+0x78/0x1e0 [ 213.528919][ T6882] el0t_64_sync_handler+0xcc/0xe4 [ 213.529686][ T6882] el0t_64_sync+0x1a0/0x1a4 [ 213.531193][ T6882] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 213.533628][ T6882] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 213.671361][ T6885] loop1: detected capacity change from 0 to 32768 [ 213.712746][ T6885] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 213.714572][ T6885] CPU: 1 PID: 6885 Comm: syz.1.605 Not tainted syzkaller #0 [ 213.715506][ T6885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 213.716983][ T6885] Call trace: [ 213.717425][ T6885] dump_backtrace+0x0/0x43c [ 213.718126][ T6885] show_stack+0x2c/0x3c [ 213.718720][ T6885] __dump_stack+0x30/0x40 [ 213.719289][ T6885] dump_stack_lvl+0xf8/0x160 [ 213.720028][ T6885] dump_stack+0x1c/0x5c [ 213.720634][ T6885] sysfs_create_dir_ns+0x22c/0x24c [ 213.721424][ T6885] kobject_add_internal+0x590/0xc54 [ 213.722191][ T6885] kobject_init_and_add+0x118/0x17c [ 213.722977][ T6885] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.723737][ T6885] gfs2_fill_super+0xdac/0x19e0 [ 213.724409][ T6885] get_tree_bdev+0x358/0x544 [ 213.725024][ T6885] gfs2_get_tree+0x54/0x1b4 [ 213.725641][ T6885] vfs_get_tree+0x90/0x274 [ 213.726321][ T6885] do_new_mount+0x228/0x810 [ 213.726989][ T6885] path_mount+0x5b4/0x1000 [ 213.727616][ T6885] __arm64_sys_mount+0x514/0x5e4 [ 213.728352][ T6885] invoke_syscall+0x98/0x2b8 [ 213.728984][ T6885] el0_svc_common+0x138/0x258 [ 213.729707][ T6885] do_el0_svc+0x58/0x14c [ 213.730382][ T6885] el0_svc+0x78/0x1e0 [ 213.730965][ T6885] el0t_64_sync_handler+0xcc/0xe4 [ 213.731717][ T6885] el0t_64_sync+0x1a0/0x1a4 [ 213.734325][ T6885] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 213.736632][ T6885] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 213.882083][ T6888] loop1: detected capacity change from 0 to 32768 [ 213.935768][ T6888] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 213.937440][ T6888] CPU: 0 PID: 6888 Comm: syz.1.606 Not tainted syzkaller #0 [ 213.938535][ T6888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 213.940047][ T6888] Call trace: [ 213.940551][ T6888] dump_backtrace+0x0/0x43c [ 213.941201][ T6888] show_stack+0x2c/0x3c [ 213.941791][ T6888] __dump_stack+0x30/0x40 [ 213.942467][ T6888] dump_stack_lvl+0xf8/0x160 [ 213.943138][ T6888] dump_stack+0x1c/0x5c [ 213.943798][ T6888] sysfs_create_dir_ns+0x22c/0x24c [ 213.944575][ T6888] kobject_add_internal+0x590/0xc54 [ 213.945355][ T6888] kobject_init_and_add+0x118/0x17c [ 213.946160][ T6888] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.946879][ T6888] gfs2_fill_super+0xdac/0x19e0 [ 213.947569][ T6888] get_tree_bdev+0x358/0x544 [ 213.948230][ T6888] gfs2_get_tree+0x54/0x1b4 [ 213.948895][ T6888] vfs_get_tree+0x90/0x274 [ 213.949492][ T6888] do_new_mount+0x228/0x810 [ 213.950164][ T6888] path_mount+0x5b4/0x1000 [ 213.950785][ T6888] __arm64_sys_mount+0x514/0x5e4 [ 213.951593][ T6888] invoke_syscall+0x98/0x2b8 [ 213.952299][ T6888] el0_svc_common+0x138/0x258 [ 213.953024][ T6888] do_el0_svc+0x58/0x14c [ 213.953668][ T6888] el0_svc+0x78/0x1e0 [ 213.954233][ T6888] el0t_64_sync_handler+0xcc/0xe4 [ 213.954983][ T6888] el0t_64_sync+0x1a0/0x1a4 [ 213.956028][ T6888] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 213.958446][ T6888] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 214.093209][ T6891] loop1: detected capacity change from 0 to 32768 [ 214.152418][ T6891] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 214.154528][ T6891] CPU: 1 PID: 6891 Comm: syz.1.607 Not tainted syzkaller #0 [ 214.155676][ T6891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 214.157209][ T6891] Call trace: [ 214.157683][ T6891] dump_backtrace+0x0/0x43c [ 214.158347][ T6891] show_stack+0x2c/0x3c [ 214.159177][ T6891] __dump_stack+0x30/0x40 [ 214.159826][ T6891] dump_stack_lvl+0xf8/0x160 [ 214.160523][ T6891] dump_stack+0x1c/0x5c [ 214.161149][ T6891] sysfs_create_dir_ns+0x22c/0x24c [ 214.161908][ T6891] kobject_add_internal+0x590/0xc54 [ 214.162686][ T6891] kobject_init_and_add+0x118/0x17c [ 214.163469][ T6891] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.164155][ T6891] gfs2_fill_super+0xdac/0x19e0 [ 214.164845][ T6891] get_tree_bdev+0x358/0x544 [ 214.165513][ T6891] gfs2_get_tree+0x54/0x1b4 [ 214.166199][ T6891] vfs_get_tree+0x90/0x274 [ 214.166874][ T6891] do_new_mount+0x228/0x810 [ 214.167583][ T6891] path_mount+0x5b4/0x1000 [ 214.168247][ T6891] __arm64_sys_mount+0x514/0x5e4 [ 214.168931][ T6891] invoke_syscall+0x98/0x2b8 [ 214.169586][ T6891] el0_svc_common+0x138/0x258 [ 214.170284][ T6891] do_el0_svc+0x58/0x14c [ 214.170867][ T6891] el0_svc+0x78/0x1e0 [ 214.171479][ T6891] el0t_64_sync_handler+0xcc/0xe4 [ 214.172218][ T6891] el0t_64_sync+0x1a0/0x1a4 [ 214.174735][ T6891] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 214.177432][ T6891] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 214.316292][ T6894] loop1: detected capacity change from 0 to 32768 [ 214.356414][ T6894] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 214.357983][ T6894] CPU: 0 PID: 6894 Comm: syz.1.608 Not tainted syzkaller #0 [ 214.359050][ T6894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 214.360483][ T6894] Call trace: [ 214.361003][ T6894] dump_backtrace+0x0/0x43c [ 214.361644][ T6894] show_stack+0x2c/0x3c [ 214.362322][ T6894] __dump_stack+0x30/0x40 [ 214.362938][ T6894] dump_stack_lvl+0xf8/0x160 [ 214.363634][ T6894] dump_stack+0x1c/0x5c [ 214.364232][ T6894] sysfs_create_dir_ns+0x22c/0x24c [ 214.365011][ T6894] kobject_add_internal+0x590/0xc54 [ 214.365800][ T6894] kobject_init_and_add+0x118/0x17c [ 214.366571][ T6894] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.367224][ T6894] gfs2_fill_super+0xdac/0x19e0 [ 214.367890][ T6894] get_tree_bdev+0x358/0x544 [ 214.368577][ T6894] gfs2_get_tree+0x54/0x1b4 [ 214.369307][ T6894] vfs_get_tree+0x90/0x274 [ 214.369960][ T6894] do_new_mount+0x228/0x810 [ 214.370615][ T6894] path_mount+0x5b4/0x1000 [ 214.371331][ T6894] __arm64_sys_mount+0x514/0x5e4 [ 214.372008][ T6894] invoke_syscall+0x98/0x2b8 [ 214.372689][ T6894] el0_svc_common+0x138/0x258 [ 214.373406][ T6894] do_el0_svc+0x58/0x14c [ 214.374134][ T6894] el0_svc+0x78/0x1e0 [ 214.374746][ T6894] el0t_64_sync_handler+0xcc/0xe4 [ 214.375454][ T6894] el0t_64_sync+0x1a0/0x1a4 [ 214.376986][ T6894] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 214.379372][ T6894] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 214.604596][ T6897] loop1: detected capacity change from 0 to 32768 [ 214.644032][ T6897] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 214.645701][ T6897] CPU: 1 PID: 6897 Comm: syz.1.609 Not tainted syzkaller #0 [ 214.646776][ T6897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 214.648298][ T6897] Call trace: [ 214.648822][ T6897] dump_backtrace+0x0/0x43c [ 214.649504][ T6897] show_stack+0x2c/0x3c [ 214.650064][ T6897] __dump_stack+0x30/0x40 [ 214.650722][ T6897] dump_stack_lvl+0xf8/0x160 [ 214.651491][ T6897] dump_stack+0x1c/0x5c [ 214.652144][ T6897] sysfs_create_dir_ns+0x22c/0x24c [ 214.652923][ T6897] kobject_add_internal+0x590/0xc54 [ 214.653710][ T6897] kobject_init_and_add+0x118/0x17c [ 214.654462][ T6897] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.655239][ T6897] gfs2_fill_super+0xdac/0x19e0 [ 214.655929][ T6897] get_tree_bdev+0x358/0x544 [ 214.656678][ T6897] gfs2_get_tree+0x54/0x1b4 [ 214.657445][ T6897] vfs_get_tree+0x90/0x274 [ 214.658127][ T6897] do_new_mount+0x228/0x810 [ 214.658772][ T6897] path_mount+0x5b4/0x1000 [ 214.659472][ T6897] __arm64_sys_mount+0x514/0x5e4 [ 214.660184][ T6897] invoke_syscall+0x98/0x2b8 [ 214.660913][ T6897] el0_svc_common+0x138/0x258 [ 214.661630][ T6897] do_el0_svc+0x58/0x14c [ 214.662254][ T6897] el0_svc+0x78/0x1e0 [ 214.662882][ T6897] el0t_64_sync_handler+0xcc/0xe4 [ 214.663631][ T6897] el0t_64_sync+0x1a0/0x1a4 [ 214.664921][ T6897] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 214.667380][ T6897] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 214.832447][ T6900] loop1: detected capacity change from 0 to 32768 [ 214.849919][ T6900] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 214.851682][ T6900] CPU: 0 PID: 6900 Comm: syz.1.610 Not tainted syzkaller #0 [ 214.852846][ T6900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 214.854374][ T6900] Call trace: [ 214.854903][ T6900] dump_backtrace+0x0/0x43c [ 214.855637][ T6900] show_stack+0x2c/0x3c [ 214.856235][ T6900] __dump_stack+0x30/0x40 [ 214.856868][ T6900] dump_stack_lvl+0xf8/0x160 [ 214.857529][ T6900] dump_stack+0x1c/0x5c [ 214.858186][ T6900] sysfs_create_dir_ns+0x22c/0x24c [ 214.858939][ T6900] kobject_add_internal+0x590/0xc54 [ 214.859818][ T6900] kobject_init_and_add+0x118/0x17c [ 214.860697][ T6900] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.861442][ T6900] gfs2_fill_super+0xdac/0x19e0 [ 214.862222][ T6900] get_tree_bdev+0x358/0x544 [ 214.862994][ T6900] gfs2_get_tree+0x54/0x1b4 [ 214.863720][ T6900] vfs_get_tree+0x90/0x274 [ 214.864413][ T6900] do_new_mount+0x228/0x810 [ 214.865129][ T6900] path_mount+0x5b4/0x1000 [ 214.865777][ T6900] __arm64_sys_mount+0x514/0x5e4 [ 214.866556][ T6900] invoke_syscall+0x98/0x2b8 [ 214.867224][ T6900] el0_svc_common+0x138/0x258 [ 214.867920][ T6900] do_el0_svc+0x58/0x14c [ 214.868528][ T6900] el0_svc+0x78/0x1e0 [ 214.869103][ T6900] el0t_64_sync_handler+0xcc/0xe4 [ 214.869866][ T6900] el0t_64_sync+0x1a0/0x1a4 [ 214.872142][ T6900] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 214.874605][ T6900] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 215.077837][ T6903] loop1: detected capacity change from 0 to 32768 [ 215.110865][ T6903] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 215.112479][ T6903] CPU: 1 PID: 6903 Comm: syz.1.611 Not tainted syzkaller #0 [ 215.113555][ T6903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 215.115013][ T6903] Call trace: [ 215.115543][ T6903] dump_backtrace+0x0/0x43c [ 215.116234][ T6903] show_stack+0x2c/0x3c [ 215.116902][ T6903] __dump_stack+0x30/0x40 [ 215.117513][ T6903] dump_stack_lvl+0xf8/0x160 [ 215.118159][ T6903] dump_stack+0x1c/0x5c [ 215.118770][ T6903] sysfs_create_dir_ns+0x22c/0x24c [ 215.119509][ T6903] kobject_add_internal+0x590/0xc54 [ 215.120309][ T6903] kobject_init_and_add+0x118/0x17c [ 215.121121][ T6903] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.121791][ T6903] gfs2_fill_super+0xdac/0x19e0 [ 215.122563][ T6903] get_tree_bdev+0x358/0x544 [ 215.123276][ T6903] gfs2_get_tree+0x54/0x1b4 [ 215.123942][ T6903] vfs_get_tree+0x90/0x274 [ 215.124699][ T6903] do_new_mount+0x228/0x810 [ 215.125400][ T6903] path_mount+0x5b4/0x1000 [ 215.126091][ T6903] __arm64_sys_mount+0x514/0x5e4 [ 215.126804][ T6903] invoke_syscall+0x98/0x2b8 [ 215.127477][ T6903] el0_svc_common+0x138/0x258 [ 215.128263][ T6903] do_el0_svc+0x58/0x14c [ 215.128873][ T6903] el0_svc+0x78/0x1e0 [ 215.129462][ T6903] el0t_64_sync_handler+0xcc/0xe4 [ 215.130208][ T6903] el0t_64_sync+0x1a0/0x1a4 [ 215.132285][ T6903] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 215.134808][ T6903] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 215.269710][ T6906] loop1: detected capacity change from 0 to 32768 [ 215.277644][ T6906] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 215.279443][ T6906] CPU: 0 PID: 6906 Comm: syz.1.612 Not tainted syzkaller #0 [ 215.280580][ T6906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 215.282100][ T6906] Call trace: [ 215.282569][ T6906] dump_backtrace+0x0/0x43c [ 215.283229][ T6906] show_stack+0x2c/0x3c [ 215.283885][ T6906] __dump_stack+0x30/0x40 [ 215.284533][ T6906] dump_stack_lvl+0xf8/0x160 [ 215.285191][ T6906] dump_stack+0x1c/0x5c [ 215.285808][ T6906] sysfs_create_dir_ns+0x22c/0x24c [ 215.286651][ T6906] kobject_add_internal+0x590/0xc54 [ 215.287457][ T6906] kobject_init_and_add+0x118/0x17c [ 215.288130][ T6906] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.288851][ T6906] gfs2_fill_super+0xdac/0x19e0 [ 215.289590][ T6906] get_tree_bdev+0x358/0x544 [ 215.290278][ T6906] gfs2_get_tree+0x54/0x1b4 [ 215.290972][ T6906] vfs_get_tree+0x90/0x274 [ 215.291574][ T6906] do_new_mount+0x228/0x810 [ 215.292224][ T6906] path_mount+0x5b4/0x1000 [ 215.292864][ T6906] __arm64_sys_mount+0x514/0x5e4 [ 215.293591][ T6906] invoke_syscall+0x98/0x2b8 [ 215.294268][ T6906] el0_svc_common+0x138/0x258 [ 215.294920][ T6906] do_el0_svc+0x58/0x14c [ 215.295543][ T6906] el0_svc+0x78/0x1e0 [ 215.296180][ T6906] el0t_64_sync_handler+0xcc/0xe4 [ 215.296956][ T6906] el0t_64_sync+0x1a0/0x1a4 [ 215.300282][ T6906] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 215.302645][ T6906] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 215.433260][ T6909] loop1: detected capacity change from 0 to 32768 [ 215.471016][ T6909] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 215.472539][ T6909] CPU: 0 PID: 6909 Comm: syz.1.613 Not tainted syzkaller #0 [ 215.473571][ T6909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 215.475053][ T6909] Call trace: [ 215.475534][ T6909] dump_backtrace+0x0/0x43c [ 215.476190][ T6909] show_stack+0x2c/0x3c [ 215.476848][ T6909] __dump_stack+0x30/0x40 [ 215.477507][ T6909] dump_stack_lvl+0xf8/0x160 [ 215.478236][ T6909] dump_stack+0x1c/0x5c [ 215.478876][ T6909] sysfs_create_dir_ns+0x22c/0x24c [ 215.479603][ T6909] kobject_add_internal+0x590/0xc54 [ 215.480346][ T6909] kobject_init_and_add+0x118/0x17c [ 215.481093][ T6909] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.481857][ T6909] gfs2_fill_super+0xdac/0x19e0 [ 215.482626][ T6909] get_tree_bdev+0x358/0x544 [ 215.483296][ T6909] gfs2_get_tree+0x54/0x1b4 [ 215.483925][ T6909] vfs_get_tree+0x90/0x274 [ 215.484520][ T6909] do_new_mount+0x228/0x810 [ 215.485234][ T6909] path_mount+0x5b4/0x1000 [ 215.485837][ T6909] __arm64_sys_mount+0x514/0x5e4 [ 215.486533][ T6909] invoke_syscall+0x98/0x2b8 [ 215.487189][ T6909] el0_svc_common+0x138/0x258 [ 215.487852][ T6909] do_el0_svc+0x58/0x14c [ 215.488434][ T6909] el0_svc+0x78/0x1e0 [ 215.489091][ T6909] el0t_64_sync_handler+0xcc/0xe4 [ 215.489852][ T6909] el0t_64_sync+0x1a0/0x1a4 [ 215.492310][ T6909] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 215.494759][ T6909] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 215.673881][ T6912] loop1: detected capacity change from 0 to 32768 [ 215.680746][ T6912] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 215.682510][ T6912] CPU: 1 PID: 6912 Comm: syz.1.614 Not tainted syzkaller #0 [ 215.683598][ T6912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 215.685147][ T6912] Call trace: [ 215.685600][ T6912] dump_backtrace+0x0/0x43c [ 215.686240][ T6912] show_stack+0x2c/0x3c [ 215.686866][ T6912] __dump_stack+0x30/0x40 [ 215.687513][ T6912] dump_stack_lvl+0xf8/0x160 [ 215.688168][ T6912] dump_stack+0x1c/0x5c [ 215.688752][ T6912] sysfs_create_dir_ns+0x22c/0x24c [ 215.689609][ T6912] kobject_add_internal+0x590/0xc54 [ 215.690408][ T6912] kobject_init_and_add+0x118/0x17c [ 215.691209][ T6912] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.691913][ T6912] gfs2_fill_super+0xdac/0x19e0 [ 215.692635][ T6912] get_tree_bdev+0x358/0x544 [ 215.693298][ T6912] gfs2_get_tree+0x54/0x1b4 [ 215.693968][ T6912] vfs_get_tree+0x90/0x274 [ 215.694677][ T6912] do_new_mount+0x228/0x810 [ 215.695415][ T6912] path_mount+0x5b4/0x1000 [ 215.696101][ T6912] __arm64_sys_mount+0x514/0x5e4 [ 215.696803][ T6912] invoke_syscall+0x98/0x2b8 [ 215.697515][ T6912] el0_svc_common+0x138/0x258 [ 215.698253][ T6912] do_el0_svc+0x58/0x14c [ 215.698944][ T6912] el0_svc+0x78/0x1e0 [ 215.699523][ T6912] el0t_64_sync_handler+0xcc/0xe4 [ 215.700255][ T6912] el0t_64_sync+0x1a0/0x1a4 [ 215.702798][ T6912] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 215.705251][ T6912] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 215.833754][ T6915] loop1: detected capacity change from 0 to 32768 [ 215.880876][ T6915] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 215.882529][ T6915] CPU: 1 PID: 6915 Comm: syz.1.615 Not tainted syzkaller #0 [ 215.883689][ T6915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 215.885237][ T6915] Call trace: [ 215.885757][ T6915] dump_backtrace+0x0/0x43c [ 215.886421][ T6915] show_stack+0x2c/0x3c [ 215.887110][ T6915] __dump_stack+0x30/0x40 [ 215.887757][ T6915] dump_stack_lvl+0xf8/0x160 [ 215.888452][ T6915] dump_stack+0x1c/0x5c [ 215.889044][ T6915] sysfs_create_dir_ns+0x22c/0x24c [ 215.889765][ T6915] kobject_add_internal+0x590/0xc54 [ 215.890503][ T6915] kobject_init_and_add+0x118/0x17c [ 215.891266][ T6915] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.891906][ T6915] gfs2_fill_super+0xdac/0x19e0 [ 215.892653][ T6915] get_tree_bdev+0x358/0x544 [ 215.893209][ T6915] gfs2_get_tree+0x54/0x1b4 [ 215.893875][ T6915] vfs_get_tree+0x90/0x274 [ 215.894491][ T6915] do_new_mount+0x228/0x810 [ 215.895156][ T6915] path_mount+0x5b4/0x1000 [ 215.895816][ T6915] __arm64_sys_mount+0x514/0x5e4 [ 215.896489][ T6915] invoke_syscall+0x98/0x2b8 [ 215.897169][ T6915] el0_svc_common+0x138/0x258 [ 215.897831][ T6915] do_el0_svc+0x58/0x14c [ 215.898598][ T6915] el0_svc+0x78/0x1e0 [ 215.899165][ T6915] el0t_64_sync_handler+0xcc/0xe4 [ 215.899919][ T6915] el0t_64_sync+0x1a0/0x1a4 [ 215.901476][ T6915] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 215.903954][ T6915] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 216.032125][ T6918] loop1: detected capacity change from 0 to 32768 [ 216.125002][ T6918] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 216.126681][ T6918] CPU: 0 PID: 6918 Comm: syz.1.616 Not tainted syzkaller #0 [ 216.127861][ T6918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 216.129453][ T6918] Call trace: [ 216.129959][ T6918] dump_backtrace+0x0/0x43c [ 216.130667][ T6918] show_stack+0x2c/0x3c [ 216.131289][ T6918] __dump_stack+0x30/0x40 [ 216.131906][ T6918] dump_stack_lvl+0xf8/0x160 [ 216.132578][ T6918] dump_stack+0x1c/0x5c [ 216.133189][ T6918] sysfs_create_dir_ns+0x22c/0x24c [ 216.133908][ T6918] kobject_add_internal+0x590/0xc54 [ 216.134631][ T6918] kobject_init_and_add+0x118/0x17c [ 216.135409][ T6918] gfs2_sys_fs_add+0x1dc/0x3d8 [ 216.136127][ T6918] gfs2_fill_super+0xdac/0x19e0 [ 216.136826][ T6918] get_tree_bdev+0x358/0x544 [ 216.137537][ T6918] gfs2_get_tree+0x54/0x1b4 [ 216.138227][ T6918] vfs_get_tree+0x90/0x274 [ 216.138879][ T6918] do_new_mount+0x228/0x810 [ 216.139523][ T6918] path_mount+0x5b4/0x1000 [ 216.140151][ T6918] __arm64_sys_mount+0x514/0x5e4 [ 216.140864][ T6918] invoke_syscall+0x98/0x2b8 [ 216.141509][ T6918] el0_svc_common+0x138/0x258 [ 216.142116][ T6918] do_el0_svc+0x58/0x14c [ 216.142778][ T6918] el0_svc+0x78/0x1e0 [ 216.143340][ T6918] el0t_64_sync_handler+0xcc/0xe4 [ 216.144070][ T6918] el0t_64_sync+0x1a0/0x1a4 [ 216.144953][ T6918] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 216.147254][ T6918] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 216.317457][ T6921] loop1: detected capacity change from 0 to 32768 [ 216.364577][ T6921] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 216.366258][ T6921] CPU: 0 PID: 6921 Comm: syz.1.617 Not tainted syzkaller #0 [ 216.367296][ T6921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 216.368806][ T6921] Call trace: [ 216.369335][ T6921] dump_backtrace+0x0/0x43c [ 216.370029][ T6921] show_stack+0x2c/0x3c [ 216.370662][ T6921] __dump_stack+0x30/0x40 [ 216.371279][ T6921] dump_stack_lvl+0xf8/0x160 [ 216.371950][ T6921] dump_stack+0x1c/0x5c [ 216.372531][ T6921] sysfs_create_dir_ns+0x22c/0x24c [ 216.373265][ T6921] kobject_add_internal+0x590/0xc54 [ 216.374016][ T6921] kobject_init_and_add+0x118/0x17c [ 216.374736][ T6921] gfs2_sys_fs_add+0x1dc/0x3d8 [ 216.375553][ T6921] gfs2_fill_super+0xdac/0x19e0 [ 216.376352][ T6921] get_tree_bdev+0x358/0x544 [ 216.377087][ T6921] gfs2_get_tree+0x54/0x1b4 [ 216.377790][ T6921] vfs_get_tree+0x90/0x274 [ 216.378485][ T6921] do_new_mount+0x228/0x810 [ 216.379181][ T6921] path_mount+0x5b4/0x1000 [ 216.379852][ T6921] __arm64_sys_mount+0x514/0x5e4 [ 216.380602][ T6921] invoke_syscall+0x98/0x2b8 [ 216.381354][ T6921] el0_svc_common+0x138/0x258 [ 216.382093][ T6921] do_el0_svc+0x58/0x14c [ 216.382729][ T6921] el0_svc+0x78/0x1e0 [ 216.383369][ T6921] el0t_64_sync_handler+0xcc/0xe4 [ 216.384096][ T6921] el0t_64_sync+0x1a0/0x1a4 [ 216.384968][ T6921] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 216.387320][ T6921] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 216.448717][ T6924] chnl_net:caif_netlink_parms(): no params data found [ 216.469103][ T6924] bridge0: port 1(bridge_slave_0) entered blocking state [ 216.472128][ T6924] bridge0: port 1(bridge_slave_0) entered disabled state [ 216.473678][ T6924] device bridge_slave_0 entered promiscuous mode [ 216.475744][ T6924] bridge0: port 2(bridge_slave_1) entered blocking state [ 216.476928][ T6924] bridge0: port 2(bridge_slave_1) entered disabled state [ 216.478462][ T6924] device bridge_slave_1 entered promiscuous mode [ 216.486995][ T6924] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 216.489538][ T6924] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 216.499485][ T6924] team0: Port device team_slave_0 added [ 216.502311][ T6924] team0: Port device team_slave_1 added [ 216.508414][ T6924] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 216.509501][ T6924] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 216.513529][ T6924] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 216.515612][ T6924] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 216.516685][ T6924] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 216.520756][ T6924] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 216.590842][ T6924] device hsr_slave_0 entered promiscuous mode [ 216.649896][ T6924] device hsr_slave_1 entered promiscuous mode [ 216.689683][ T6924] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 216.690938][ T6924] Cannot create hsr debugfs directory [ 216.727776][ T6924] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 216.922785][ T6924] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 217.223710][ T6924] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 217.266112][ T6924] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 217.405393][ T6924] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 217.456066][ T6924] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 217.500855][ T6924] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 217.546133][ T6924] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 217.617882][ T6924] 8021q: adding VLAN 0 to HW filter on device bond0 [ 217.622929][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 217.624365][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 217.626840][ T6924] 8021q: adding VLAN 0 to HW filter on device team0 [ 217.629249][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 217.631320][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 217.632632][ T352] bridge0: port 1(bridge_slave_0) entered blocking state [ 217.633705][ T352] bridge0: port 1(bridge_slave_0) entered forwarding state [ 217.635101][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 217.641820][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 217.643485][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 217.644994][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 217.646074][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 217.648428][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 217.651845][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 217.654928][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 217.657052][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 217.658530][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 217.662578][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 217.664239][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 217.666946][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 217.668428][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 217.674753][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 217.676322][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 217.678676][ T6924] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 217.716578][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 217.717868][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 217.724968][ T6924] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 217.731069][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 217.732643][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 217.738680][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 217.742171][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 217.743810][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 217.745256][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 217.747571][ T6924] device veth0_vlan entered promiscuous mode [ 217.754207][ T6924] device veth1_vlan entered promiscuous mode [ 217.760737][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 217.762178][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 217.763601][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 217.765150][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 217.767449][ T6924] device veth0_macvtap entered promiscuous mode [ 217.770382][ T6924] device veth1_macvtap entered promiscuous mode [ 217.774897][ T6924] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 217.776488][ T6924] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 217.777874][ T6924] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 217.779406][ T6924] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 217.781777][ T6924] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 217.782852][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 217.784295][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 217.785669][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 217.787218][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 217.790419][ T6924] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 217.792025][ T6924] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 217.793457][ T6924] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 217.794973][ T6924] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 217.796760][ T6924] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 217.797936][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 217.799512][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 217.802332][ T6924] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 217.803611][ T6924] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 217.805041][ T6924] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 217.806353][ T6924] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 217.831416][ T1606] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 217.832808][ T1606] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 217.834571][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 217.843735][ T352] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 217.844966][ T352] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 217.846578][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:03:37 executed programs: 604 [ 217.993866][ T6942] loop1: detected capacity change from 0 to 32768 [ 218.009759][ T6942] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 218.011407][ T6942] CPU: 0 PID: 6942 Comm: syz.1.618 Not tainted syzkaller #0 [ 218.012454][ T6942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 218.013886][ T6942] Call trace: [ 218.014385][ T6942] dump_backtrace+0x0/0x43c [ 218.015021][ T6942] show_stack+0x2c/0x3c [ 218.015632][ T6942] __dump_stack+0x30/0x40 [ 218.016226][ T6942] dump_stack_lvl+0xf8/0x160 [ 218.016867][ T6942] dump_stack+0x1c/0x5c [ 218.017412][ T6942] sysfs_create_dir_ns+0x22c/0x24c [ 218.018097][ T6942] kobject_add_internal+0x590/0xc54 [ 218.018819][ T6942] kobject_init_and_add+0x118/0x17c [ 218.019613][ T6942] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.020342][ T6942] gfs2_fill_super+0xdac/0x19e0 [ 218.021069][ T6942] get_tree_bdev+0x358/0x544 [ 218.021750][ T6942] gfs2_get_tree+0x54/0x1b4 [ 218.022395][ T6942] vfs_get_tree+0x90/0x274 [ 218.023043][ T6942] do_new_mount+0x228/0x810 [ 218.023719][ T6942] path_mount+0x5b4/0x1000 [ 218.024342][ T6942] __arm64_sys_mount+0x514/0x5e4 [ 218.025024][ T6942] invoke_syscall+0x98/0x2b8 [ 218.025694][ T6942] el0_svc_common+0x138/0x258 [ 218.026330][ T6942] do_el0_svc+0x58/0x14c [ 218.026956][ T6942] el0_svc+0x78/0x1e0 [ 218.027529][ T6942] el0t_64_sync_handler+0xcc/0xe4 [ 218.028234][ T6942] el0t_64_sync+0x1a0/0x1a4 [ 218.029242][ T6942] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 218.032127][ T6942] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 218.167645][ T6945] loop1: detected capacity change from 0 to 32768 [ 218.208805][ T6945] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 218.210741][ T6945] CPU: 1 PID: 6945 Comm: syz.1.619 Not tainted syzkaller #0 [ 218.211784][ T6945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 218.213258][ T6945] Call trace: [ 218.213740][ T6945] dump_backtrace+0x0/0x43c [ 218.214400][ T6945] show_stack+0x2c/0x3c [ 218.214993][ T6945] __dump_stack+0x30/0x40 [ 218.215600][ T6945] dump_stack_lvl+0xf8/0x160 [ 218.216250][ T6945] dump_stack+0x1c/0x5c [ 218.216883][ T6945] sysfs_create_dir_ns+0x22c/0x24c [ 218.217634][ T6945] kobject_add_internal+0x590/0xc54 [ 218.218374][ T6945] kobject_init_and_add+0x118/0x17c [ 218.219066][ T6945] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.219779][ T6945] gfs2_fill_super+0xdac/0x19e0 [ 218.220559][ T6945] get_tree_bdev+0x358/0x544 [ 218.221242][ T6945] gfs2_get_tree+0x54/0x1b4 [ 218.221874][ T6945] vfs_get_tree+0x90/0x274 [ 218.222570][ T6945] do_new_mount+0x228/0x810 [ 218.223248][ T6945] path_mount+0x5b4/0x1000 [ 218.223907][ T6945] __arm64_sys_mount+0x514/0x5e4 [ 218.224594][ T6945] invoke_syscall+0x98/0x2b8 [ 218.225291][ T6945] el0_svc_common+0x138/0x258 [ 218.225941][ T6945] do_el0_svc+0x58/0x14c [ 218.226546][ T6945] el0_svc+0x78/0x1e0 [ 218.227111][ T6945] el0t_64_sync_handler+0xcc/0xe4 [ 218.227894][ T6945] el0t_64_sync+0x1a0/0x1a4 [ 218.230045][ T6945] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 218.232962][ T6945] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 218.364575][ T6948] loop1: detected capacity change from 0 to 32768 [ 218.402720][ T6948] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 218.404539][ T6948] CPU: 1 PID: 6948 Comm: syz.1.620 Not tainted syzkaller #0 [ 218.405748][ T6948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 218.407372][ T6948] Call trace: [ 218.407870][ T6948] dump_backtrace+0x0/0x43c [ 218.408627][ T6948] show_stack+0x2c/0x3c [ 218.409269][ T6948] __dump_stack+0x30/0x40 [ 218.409960][ T6948] dump_stack_lvl+0xf8/0x160 [ 218.410679][ T6948] dump_stack+0x1c/0x5c [ 218.411306][ T6948] sysfs_create_dir_ns+0x22c/0x24c [ 218.412124][ T6948] kobject_add_internal+0x590/0xc54 [ 218.412990][ T6948] kobject_init_and_add+0x118/0x17c [ 218.413803][ T6948] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.414518][ T6948] gfs2_fill_super+0xdac/0x19e0 [ 218.415268][ T6948] get_tree_bdev+0x358/0x544 [ 218.415946][ T6948] gfs2_get_tree+0x54/0x1b4 [ 218.416615][ T6948] vfs_get_tree+0x90/0x274 [ 218.417299][ T6948] do_new_mount+0x228/0x810 [ 218.417951][ T6948] path_mount+0x5b4/0x1000 [ 218.418561][ T6948] __arm64_sys_mount+0x514/0x5e4 [ 218.419306][ T6948] invoke_syscall+0x98/0x2b8 [ 218.419995][ T6948] el0_svc_common+0x138/0x258 [ 218.420688][ T6948] do_el0_svc+0x58/0x14c [ 218.421285][ T6948] el0_svc+0x78/0x1e0 [ 218.421909][ T6948] el0t_64_sync_handler+0xcc/0xe4 [ 218.422713][ T6948] el0t_64_sync+0x1a0/0x1a4 [ 218.424108][ T4136] Bluetooth: hci2: command 0x0409 tx timeout [ 218.426248][ T6948] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 218.428610][ T6948] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 218.523496][ T4346] device hsr_slave_0 left promiscuous mode [ 218.550113][ T4346] device hsr_slave_1 left promiscuous mode [ 218.635194][ T6951] loop1: detected capacity change from 0 to 32768 [ 218.639957][ T4346] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 218.641215][ T4346] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 218.642574][ T4346] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 218.643969][ T4346] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 218.645347][ T4346] device bridge_slave_1 left promiscuous mode [ 218.646259][ T4346] bridge0: port 2(bridge_slave_1) entered disabled state [ 218.671097][ T6951] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 218.672804][ T6951] CPU: 0 PID: 6951 Comm: syz.1.621 Not tainted syzkaller #0 [ 218.673844][ T6951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 218.675270][ T6951] Call trace: [ 218.675766][ T6951] dump_backtrace+0x0/0x43c [ 218.676401][ T6951] show_stack+0x2c/0x3c [ 218.677008][ T6951] __dump_stack+0x30/0x40 [ 218.677646][ T6951] dump_stack_lvl+0xf8/0x160 [ 218.678328][ T6951] dump_stack+0x1c/0x5c [ 218.678934][ T6951] sysfs_create_dir_ns+0x22c/0x24c [ 218.679659][ T6951] kobject_add_internal+0x590/0xc54 [ 218.680439][ T6951] kobject_init_and_add+0x118/0x17c [ 218.681185][ T6951] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.681902][ T6951] gfs2_fill_super+0xdac/0x19e0 [ 218.682610][ T6951] get_tree_bdev+0x358/0x544 [ 218.683306][ T6951] gfs2_get_tree+0x54/0x1b4 [ 218.684007][ T6951] vfs_get_tree+0x90/0x274 [ 218.684664][ T6951] do_new_mount+0x228/0x810 [ 218.685293][ T6951] path_mount+0x5b4/0x1000 [ 218.685982][ T6951] __arm64_sys_mount+0x514/0x5e4 [ 218.686674][ T6951] invoke_syscall+0x98/0x2b8 [ 218.687334][ T6951] el0_svc_common+0x138/0x258 [ 218.688015][ T6951] do_el0_svc+0x58/0x14c [ 218.688586][ T6951] el0_svc+0x78/0x1e0 [ 218.689167][ T6951] el0t_64_sync_handler+0xcc/0xe4 [ 218.689903][ T6951] el0t_64_sync+0x1a0/0x1a4 [ 218.692632][ T6951] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 218.693239][ T4346] device bridge_slave_0 left promiscuous mode [ 218.695359][ T6951] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 218.696280][ T4346] bridge0: port 1(bridge_slave_0) entered disabled state [ 218.799891][ T4346] device veth1_macvtap left promiscuous mode [ 218.800913][ T4346] device veth0_macvtap left promiscuous mode [ 218.801855][ T4346] device veth1_vlan left promiscuous mode [ 218.802703][ T4346] device veth0_vlan left promiscuous mode [ 218.825543][ T6954] loop1: detected capacity change from 0 to 32768 [ 218.856753][ T6954] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 218.858355][ T6954] CPU: 0 PID: 6954 Comm: syz.1.622 Not tainted syzkaller #0 [ 218.859475][ T6954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 218.861066][ T6954] Call trace: [ 218.861562][ T6954] dump_backtrace+0x0/0x43c [ 218.862251][ T6954] show_stack+0x2c/0x3c [ 218.862848][ T6954] __dump_stack+0x30/0x40 [ 218.863477][ T6954] dump_stack_lvl+0xf8/0x160 [ 218.864208][ T6954] dump_stack+0x1c/0x5c [ 218.864826][ T6954] sysfs_create_dir_ns+0x22c/0x24c [ 218.865560][ T6954] kobject_add_internal+0x590/0xc54 [ 218.866308][ T6954] kobject_init_and_add+0x118/0x17c [ 218.867074][ T6954] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.867774][ T6954] gfs2_fill_super+0xdac/0x19e0 [ 218.868531][ T6954] get_tree_bdev+0x358/0x544 [ 218.869172][ T6954] gfs2_get_tree+0x54/0x1b4 [ 218.869848][ T6954] vfs_get_tree+0x90/0x274 [ 218.870520][ T6954] do_new_mount+0x228/0x810 [ 218.871173][ T6954] path_mount+0x5b4/0x1000 [ 218.871760][ T6954] __arm64_sys_mount+0x514/0x5e4 [ 218.872415][ T6954] invoke_syscall+0x98/0x2b8 [ 218.873040][ T6954] el0_svc_common+0x138/0x258 [ 218.873702][ T6954] do_el0_svc+0x58/0x14c [ 218.874291][ T6954] el0_svc+0x78/0x1e0 [ 218.874806][ T6954] el0t_64_sync_handler+0xcc/0xe4 [ 218.875498][ T6954] el0t_64_sync+0x1a0/0x1a4 [ 218.879766][ T6954] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 218.885738][ T6954] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 218.929017][ T4346] team0 (unregistering): Port device team_slave_1 removed [ 218.933249][ T4346] team0 (unregistering): Port device team_slave_0 removed [ 218.937074][ T4346] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 218.972849][ T4346] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 219.043410][ T6957] loop1: detected capacity change from 0 to 32768 [ 219.048137][ T6957] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 219.050160][ T6957] CPU: 0 PID: 6957 Comm: syz.1.623 Not tainted syzkaller #0 [ 219.051250][ T6957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 219.052794][ T6957] Call trace: [ 219.053270][ T6957] dump_backtrace+0x0/0x43c [ 219.053919][ T6957] show_stack+0x2c/0x3c [ 219.054587][ T6957] __dump_stack+0x30/0x40 [ 219.055245][ T6957] dump_stack_lvl+0xf8/0x160 [ 219.055915][ T6957] dump_stack+0x1c/0x5c [ 219.056515][ T6957] sysfs_create_dir_ns+0x22c/0x24c [ 219.057260][ T6957] kobject_add_internal+0x590/0xc54 [ 219.058042][ T6957] kobject_init_and_add+0x118/0x17c [ 219.058817][ T6957] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.059567][ T6957] gfs2_fill_super+0xdac/0x19e0 [ 219.060299][ T6957] get_tree_bdev+0x358/0x544 [ 219.060951][ T6957] gfs2_get_tree+0x54/0x1b4 [ 219.061552][ T6957] vfs_get_tree+0x90/0x274 [ 219.062151][ T6957] do_new_mount+0x228/0x810 [ 219.062828][ T6957] path_mount+0x5b4/0x1000 [ 219.063478][ T6957] __arm64_sys_mount+0x514/0x5e4 [ 219.064187][ T6957] invoke_syscall+0x98/0x2b8 [ 219.064900][ T6957] el0_svc_common+0x138/0x258 [ 219.065580][ T6957] do_el0_svc+0x58/0x14c [ 219.066176][ T6957] el0_svc+0x78/0x1e0 [ 219.066776][ T6957] el0t_64_sync_handler+0xcc/0xe4 [ 219.067485][ T6957] el0t_64_sync+0x1a0/0x1a4 [ 219.072514][ T6957] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 219.073044][ T4346] bond0 (unregistering): Released all slaves [ 219.074907][ T6957] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 219.312879][ T6960] loop1: detected capacity change from 0 to 32768 [ 219.377268][ T6960] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 219.379004][ T6960] CPU: 0 PID: 6960 Comm: syz.1.624 Not tainted syzkaller #0 [ 219.380275][ T6960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 219.381874][ T6960] Call trace: [ 219.382393][ T6960] dump_backtrace+0x0/0x43c [ 219.383045][ T6960] show_stack+0x2c/0x3c [ 219.383701][ T6960] __dump_stack+0x30/0x40 [ 219.384327][ T6960] dump_stack_lvl+0xf8/0x160 [ 219.384980][ T6960] dump_stack+0x1c/0x5c [ 219.385616][ T6960] sysfs_create_dir_ns+0x22c/0x24c [ 219.386418][ T6960] kobject_add_internal+0x590/0xc54 [ 219.387154][ T6960] kobject_init_and_add+0x118/0x17c [ 219.387934][ T6960] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.388618][ T6960] gfs2_fill_super+0xdac/0x19e0 [ 219.389309][ T6960] get_tree_bdev+0x358/0x544 [ 219.390053][ T6960] gfs2_get_tree+0x54/0x1b4 [ 219.390798][ T6960] vfs_get_tree+0x90/0x274 [ 219.391478][ T6960] do_new_mount+0x228/0x810 [ 219.392145][ T6960] path_mount+0x5b4/0x1000 [ 219.392801][ T6960] __arm64_sys_mount+0x514/0x5e4 [ 219.393595][ T6960] invoke_syscall+0x98/0x2b8 [ 219.394314][ T6960] el0_svc_common+0x138/0x258 [ 219.395019][ T6960] do_el0_svc+0x58/0x14c [ 219.395604][ T6960] el0_svc+0x78/0x1e0 [ 219.396159][ T6960] el0t_64_sync_handler+0xcc/0xe4 [ 219.396862][ T6960] el0t_64_sync+0x1a0/0x1a4 [ 219.397730][ T6960] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 219.400154][ T6960] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 219.528878][ T6963] loop1: detected capacity change from 0 to 32768 [ 219.574391][ T6963] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 219.576093][ T6963] CPU: 0 PID: 6963 Comm: syz.1.625 Not tainted syzkaller #0 [ 219.577184][ T6963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 219.578870][ T6963] Call trace: [ 219.579384][ T6963] dump_backtrace+0x0/0x43c [ 219.580123][ T6963] show_stack+0x2c/0x3c [ 219.580735][ T6963] __dump_stack+0x30/0x40 [ 219.581398][ T6963] dump_stack_lvl+0xf8/0x160 [ 219.582118][ T6963] dump_stack+0x1c/0x5c [ 219.582713][ T6963] sysfs_create_dir_ns+0x22c/0x24c [ 219.583448][ T6963] kobject_add_internal+0x590/0xc54 [ 219.584151][ T6963] kobject_init_and_add+0x118/0x17c [ 219.584858][ T6963] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.585539][ T6963] gfs2_fill_super+0xdac/0x19e0 [ 219.586251][ T6963] get_tree_bdev+0x358/0x544 [ 219.587011][ T6963] gfs2_get_tree+0x54/0x1b4 [ 219.587716][ T6963] vfs_get_tree+0x90/0x274 [ 219.588380][ T6963] do_new_mount+0x228/0x810 [ 219.589047][ T6963] path_mount+0x5b4/0x1000 [ 219.589713][ T6963] __arm64_sys_mount+0x514/0x5e4 [ 219.590516][ T6963] invoke_syscall+0x98/0x2b8 [ 219.591248][ T6963] el0_svc_common+0x138/0x258 [ 219.591985][ T6963] do_el0_svc+0x58/0x14c [ 219.592576][ T6963] el0_svc+0x78/0x1e0 [ 219.593218][ T6963] el0t_64_sync_handler+0xcc/0xe4 [ 219.593978][ T6963] el0t_64_sync+0x1a0/0x1a4 [ 219.596300][ T6963] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 219.598587][ T6963] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 219.735715][ T6966] loop1: detected capacity change from 0 to 32768 [ 219.814121][ T6966] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 219.815811][ T6966] CPU: 1 PID: 6966 Comm: syz.1.626 Not tainted syzkaller #0 [ 219.816920][ T6966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 219.818467][ T6966] Call trace: [ 219.818936][ T6966] dump_backtrace+0x0/0x43c [ 219.819585][ T6966] show_stack+0x2c/0x3c [ 219.820216][ T6966] __dump_stack+0x30/0x40 [ 219.820874][ T6966] dump_stack_lvl+0xf8/0x160 [ 219.821535][ T6966] dump_stack+0x1c/0x5c [ 219.822147][ T6966] sysfs_create_dir_ns+0x22c/0x24c [ 219.822879][ T6966] kobject_add_internal+0x590/0xc54 [ 219.823675][ T6966] kobject_init_and_add+0x118/0x17c [ 219.824436][ T6966] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.825098][ T6966] gfs2_fill_super+0xdac/0x19e0 [ 219.825828][ T6966] get_tree_bdev+0x358/0x544 [ 219.826498][ T6966] gfs2_get_tree+0x54/0x1b4 [ 219.827167][ T6966] vfs_get_tree+0x90/0x274 [ 219.827781][ T6966] do_new_mount+0x228/0x810 [ 219.828427][ T6966] path_mount+0x5b4/0x1000 [ 219.829061][ T6966] __arm64_sys_mount+0x514/0x5e4 [ 219.829821][ T6966] invoke_syscall+0x98/0x2b8 [ 219.830514][ T6966] el0_svc_common+0x138/0x258 [ 219.831216][ T6966] do_el0_svc+0x58/0x14c [ 219.831816][ T6966] el0_svc+0x78/0x1e0 [ 219.832365][ T6966] el0t_64_sync_handler+0xcc/0xe4 [ 219.833130][ T6966] el0t_64_sync+0x1a0/0x1a4 [ 219.833998][ T6966] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 219.836354][ T6966] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 220.023722][ T6969] loop1: detected capacity change from 0 to 32768 [ 220.065582][ T6969] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 220.067210][ T6969] CPU: 0 PID: 6969 Comm: syz.1.627 Not tainted syzkaller #0 [ 220.068270][ T6969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 220.069789][ T6969] Call trace: [ 220.070271][ T6969] dump_backtrace+0x0/0x43c [ 220.070938][ T6969] show_stack+0x2c/0x3c [ 220.071526][ T6969] __dump_stack+0x30/0x40 [ 220.072184][ T6969] dump_stack_lvl+0xf8/0x160 [ 220.072841][ T6969] dump_stack+0x1c/0x5c [ 220.073470][ T6969] sysfs_create_dir_ns+0x22c/0x24c [ 220.074228][ T6969] kobject_add_internal+0x590/0xc54 [ 220.074947][ T6969] kobject_init_and_add+0x118/0x17c [ 220.075669][ T6969] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.076362][ T6969] gfs2_fill_super+0xdac/0x19e0 [ 220.077064][ T6969] get_tree_bdev+0x358/0x544 [ 220.077679][ T6969] gfs2_get_tree+0x54/0x1b4 [ 220.078295][ T6969] vfs_get_tree+0x90/0x274 [ 220.078947][ T6969] do_new_mount+0x228/0x810 [ 220.079555][ T6969] path_mount+0x5b4/0x1000 [ 220.080172][ T6969] __arm64_sys_mount+0x514/0x5e4 [ 220.080887][ T6969] invoke_syscall+0x98/0x2b8 [ 220.081563][ T6969] el0_svc_common+0x138/0x258 [ 220.082309][ T6969] do_el0_svc+0x58/0x14c [ 220.082934][ T6969] el0_svc+0x78/0x1e0 [ 220.083519][ T6969] el0t_64_sync_handler+0xcc/0xe4 [ 220.084208][ T6969] el0t_64_sync+0x1a0/0x1a4 [ 220.086698][ T6969] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 220.089246][ T6969] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 220.337216][ T6972] loop1: detected capacity change from 0 to 32768 [ 220.379222][ T6972] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 220.384432][ T6972] CPU: 0 PID: 6972 Comm: syz.1.628 Not tainted syzkaller #0 [ 220.385677][ T6972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 220.387257][ T6972] Call trace: [ 220.387779][ T6972] dump_backtrace+0x0/0x43c [ 220.388455][ T6972] show_stack+0x2c/0x3c [ 220.389096][ T6972] __dump_stack+0x30/0x40 [ 220.389753][ T6972] dump_stack_lvl+0xf8/0x160 [ 220.390440][ T6972] dump_stack+0x1c/0x5c [ 220.391060][ T6972] sysfs_create_dir_ns+0x22c/0x24c [ 220.391805][ T6972] kobject_add_internal+0x590/0xc54 [ 220.392548][ T6972] kobject_init_and_add+0x118/0x17c [ 220.393406][ T6972] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.394106][ T6972] gfs2_fill_super+0xdac/0x19e0 [ 220.394840][ T6972] get_tree_bdev+0x358/0x544 [ 220.395523][ T6972] gfs2_get_tree+0x54/0x1b4 [ 220.396169][ T6972] vfs_get_tree+0x90/0x274 [ 220.396808][ T6972] do_new_mount+0x228/0x810 [ 220.397441][ T6972] path_mount+0x5b4/0x1000 [ 220.398039][ T6972] __arm64_sys_mount+0x514/0x5e4 [ 220.398701][ T6972] invoke_syscall+0x98/0x2b8 [ 220.399386][ T6972] el0_svc_common+0x138/0x258 [ 220.400033][ T6972] do_el0_svc+0x58/0x14c [ 220.400641][ T6972] el0_svc+0x78/0x1e0 [ 220.401332][ T6972] el0t_64_sync_handler+0xcc/0xe4 [ 220.402134][ T6972] el0t_64_sync+0x1a0/0x1a4 [ 220.414062][ T6972] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 220.421687][ T6972] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 220.499741][ T5072] Bluetooth: hci2: command 0x041b tx timeout [ 220.587130][ T6975] loop1: detected capacity change from 0 to 32768 [ 220.632460][ T6975] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 220.634436][ T6975] CPU: 1 PID: 6975 Comm: syz.1.629 Not tainted syzkaller #0 [ 220.635508][ T6975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 220.636955][ T6975] Call trace: [ 220.637435][ T6975] dump_backtrace+0x0/0x43c [ 220.638082][ T6975] show_stack+0x2c/0x3c [ 220.638653][ T6975] __dump_stack+0x30/0x40 [ 220.639284][ T6975] dump_stack_lvl+0xf8/0x160 [ 220.639970][ T6975] dump_stack+0x1c/0x5c [ 220.640579][ T6975] sysfs_create_dir_ns+0x22c/0x24c [ 220.641349][ T6975] kobject_add_internal+0x590/0xc54 [ 220.642085][ T6975] kobject_init_and_add+0x118/0x17c [ 220.642917][ T6975] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.643557][ T6975] gfs2_fill_super+0xdac/0x19e0 [ 220.644315][ T6975] get_tree_bdev+0x358/0x544 [ 220.644964][ T6975] gfs2_get_tree+0x54/0x1b4 [ 220.645567][ T6975] vfs_get_tree+0x90/0x274 [ 220.646177][ T6975] do_new_mount+0x228/0x810 [ 220.646741][ T6975] path_mount+0x5b4/0x1000 [ 220.647399][ T6975] __arm64_sys_mount+0x514/0x5e4 [ 220.648106][ T6975] invoke_syscall+0x98/0x2b8 [ 220.648819][ T6975] el0_svc_common+0x138/0x258 [ 220.649594][ T6975] do_el0_svc+0x58/0x14c [ 220.650231][ T6975] el0_svc+0x78/0x1e0 [ 220.650851][ T6975] el0t_64_sync_handler+0xcc/0xe4 [ 220.651555][ T6975] el0t_64_sync+0x1a0/0x1a4 [ 220.663659][ T6975] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 220.666144][ T6975] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 220.840866][ T6978] loop1: detected capacity change from 0 to 32768 [ 220.880987][ T6978] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 220.882536][ T6978] CPU: 1 PID: 6978 Comm: syz.1.630 Not tainted syzkaller #0 [ 220.883661][ T6978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 220.885019][ T6978] Call trace: [ 220.885483][ T6978] dump_backtrace+0x0/0x43c [ 220.886164][ T6978] show_stack+0x2c/0x3c [ 220.886725][ T6978] __dump_stack+0x30/0x40 [ 220.887407][ T6978] dump_stack_lvl+0xf8/0x160 [ 220.888052][ T6978] dump_stack+0x1c/0x5c [ 220.888633][ T6978] sysfs_create_dir_ns+0x22c/0x24c [ 220.889367][ T6978] kobject_add_internal+0x590/0xc54 [ 220.890139][ T6978] kobject_init_and_add+0x118/0x17c [ 220.890891][ T6978] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.891591][ T6978] gfs2_fill_super+0xdac/0x19e0 [ 220.892279][ T6978] get_tree_bdev+0x358/0x544 [ 220.892919][ T6978] gfs2_get_tree+0x54/0x1b4 [ 220.893590][ T6978] vfs_get_tree+0x90/0x274 [ 220.894249][ T6978] do_new_mount+0x228/0x810 [ 220.894880][ T6978] path_mount+0x5b4/0x1000 [ 220.895511][ T6978] __arm64_sys_mount+0x514/0x5e4 [ 220.896240][ T6978] invoke_syscall+0x98/0x2b8 [ 220.896885][ T6978] el0_svc_common+0x138/0x258 [ 220.897545][ T6978] do_el0_svc+0x58/0x14c [ 220.898177][ T6978] el0_svc+0x78/0x1e0 [ 220.898790][ T6978] el0t_64_sync_handler+0xcc/0xe4 [ 220.899512][ T6978] el0t_64_sync+0x1a0/0x1a4 [ 220.900460][ T6978] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 220.903303][ T6978] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 221.101492][ T6981] loop1: detected capacity change from 0 to 32768 [ 221.156120][ T6981] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 221.157799][ T6981] CPU: 1 PID: 6981 Comm: syz.1.631 Not tainted syzkaller #0 [ 221.158918][ T6981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 221.160480][ T6981] Call trace: [ 221.160947][ T6981] dump_backtrace+0x0/0x43c [ 221.161685][ T6981] show_stack+0x2c/0x3c [ 221.162322][ T6981] __dump_stack+0x30/0x40 [ 221.162966][ T6981] dump_stack_lvl+0xf8/0x160 [ 221.163643][ T6981] dump_stack+0x1c/0x5c [ 221.164279][ T6981] sysfs_create_dir_ns+0x22c/0x24c [ 221.165096][ T6981] kobject_add_internal+0x590/0xc54 [ 221.165885][ T6981] kobject_init_and_add+0x118/0x17c [ 221.166666][ T6981] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.167405][ T6981] gfs2_fill_super+0xdac/0x19e0 [ 221.168130][ T6981] get_tree_bdev+0x358/0x544 [ 221.168757][ T6981] gfs2_get_tree+0x54/0x1b4 [ 221.169417][ T6981] vfs_get_tree+0x90/0x274 [ 221.170049][ T6981] do_new_mount+0x228/0x810 [ 221.170686][ T6981] path_mount+0x5b4/0x1000 [ 221.171334][ T6981] __arm64_sys_mount+0x514/0x5e4 [ 221.172072][ T6981] invoke_syscall+0x98/0x2b8 [ 221.172746][ T6981] el0_svc_common+0x138/0x258 [ 221.173417][ T6981] do_el0_svc+0x58/0x14c [ 221.174016][ T6981] el0_svc+0x78/0x1e0 [ 221.174613][ T6981] el0t_64_sync_handler+0xcc/0xe4 [ 221.175328][ T6981] el0t_64_sync+0x1a0/0x1a4 [ 221.177378][ T6981] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 221.180115][ T6981] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 221.308919][ T6984] loop1: detected capacity change from 0 to 32768 [ 221.396693][ T6984] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 221.398343][ T6984] CPU: 0 PID: 6984 Comm: syz.1.632 Not tainted syzkaller #0 [ 221.399488][ T6984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 221.400986][ T6984] Call trace: [ 221.401498][ T6984] dump_backtrace+0x0/0x43c [ 221.402161][ T6984] show_stack+0x2c/0x3c [ 221.402745][ T6984] __dump_stack+0x30/0x40 [ 221.403354][ T6984] dump_stack_lvl+0xf8/0x160 [ 221.404027][ T6984] dump_stack+0x1c/0x5c [ 221.404675][ T6984] sysfs_create_dir_ns+0x22c/0x24c [ 221.405409][ T6984] kobject_add_internal+0x590/0xc54 [ 221.406180][ T6984] kobject_init_and_add+0x118/0x17c [ 221.406920][ T6984] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.407656][ T6984] gfs2_fill_super+0xdac/0x19e0 [ 221.408332][ T6984] get_tree_bdev+0x358/0x544 [ 221.408964][ T6984] gfs2_get_tree+0x54/0x1b4 [ 221.409590][ T6984] vfs_get_tree+0x90/0x274 [ 221.410214][ T6984] do_new_mount+0x228/0x810 [ 221.410863][ T6984] path_mount+0x5b4/0x1000 [ 221.411483][ T6984] __arm64_sys_mount+0x514/0x5e4 [ 221.412172][ T6984] invoke_syscall+0x98/0x2b8 [ 221.412860][ T6984] el0_svc_common+0x138/0x258 [ 221.413471][ T6984] do_el0_svc+0x58/0x14c [ 221.414098][ T6984] el0_svc+0x78/0x1e0 [ 221.414684][ T6984] el0t_64_sync_handler+0xcc/0xe4 [ 221.415402][ T6984] el0t_64_sync+0x1a0/0x1a4 [ 221.417719][ T6984] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 221.420144][ T6984] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 221.547532][ T6987] loop1: detected capacity change from 0 to 32768 [ 221.591256][ T6987] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 221.592888][ T6987] CPU: 0 PID: 6987 Comm: syz.1.633 Not tainted syzkaller #0 [ 221.593960][ T6987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 221.595548][ T6987] Call trace: [ 221.596019][ T6987] dump_backtrace+0x0/0x43c [ 221.596708][ T6987] show_stack+0x2c/0x3c [ 221.597308][ T6987] __dump_stack+0x30/0x40 [ 221.597927][ T6987] dump_stack_lvl+0xf8/0x160 [ 221.598577][ T6987] dump_stack+0x1c/0x5c [ 221.599180][ T6987] sysfs_create_dir_ns+0x22c/0x24c [ 221.599925][ T6987] kobject_add_internal+0x590/0xc54 [ 221.600717][ T6987] kobject_init_and_add+0x118/0x17c [ 221.601484][ T6987] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.602199][ T6987] gfs2_fill_super+0xdac/0x19e0 [ 221.602895][ T6987] get_tree_bdev+0x358/0x544 [ 221.603515][ T6987] gfs2_get_tree+0x54/0x1b4 [ 221.604160][ T6987] vfs_get_tree+0x90/0x274 [ 221.604796][ T6987] do_new_mount+0x228/0x810 [ 221.605461][ T6987] path_mount+0x5b4/0x1000 [ 221.606096][ T6987] __arm64_sys_mount+0x514/0x5e4 [ 221.606799][ T6987] invoke_syscall+0x98/0x2b8 [ 221.607438][ T6987] el0_svc_common+0x138/0x258 [ 221.608126][ T6987] do_el0_svc+0x58/0x14c [ 221.608722][ T6987] el0_svc+0x78/0x1e0 [ 221.609297][ T6987] el0t_64_sync_handler+0xcc/0xe4 [ 221.610014][ T6987] el0t_64_sync+0x1a0/0x1a4 [ 221.612699][ T6987] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 221.615204][ T6987] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 221.749901][ T6990] loop1: detected capacity change from 0 to 32768 [ 221.793742][ T6990] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 221.795383][ T6990] CPU: 0 PID: 6990 Comm: syz.1.634 Not tainted syzkaller #0 [ 221.796427][ T6990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 221.797826][ T6990] Call trace: [ 221.798288][ T6990] dump_backtrace+0x0/0x43c [ 221.798925][ T6990] show_stack+0x2c/0x3c [ 221.799498][ T6990] __dump_stack+0x30/0x40 [ 221.800114][ T6990] dump_stack_lvl+0xf8/0x160 [ 221.800766][ T6990] dump_stack+0x1c/0x5c [ 221.801331][ T6990] sysfs_create_dir_ns+0x22c/0x24c [ 221.802136][ T6990] kobject_add_internal+0x590/0xc54 [ 221.802895][ T6990] kobject_init_and_add+0x118/0x17c [ 221.803678][ T6990] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.804270][ T6990] gfs2_fill_super+0xdac/0x19e0 [ 221.804903][ T6990] get_tree_bdev+0x358/0x544 [ 221.805567][ T6990] gfs2_get_tree+0x54/0x1b4 [ 221.806310][ T6990] vfs_get_tree+0x90/0x274 [ 221.806978][ T6990] do_new_mount+0x228/0x810 [ 221.807631][ T6990] path_mount+0x5b4/0x1000 [ 221.808248][ T6990] __arm64_sys_mount+0x514/0x5e4 [ 221.808952][ T6990] invoke_syscall+0x98/0x2b8 [ 221.809614][ T6990] el0_svc_common+0x138/0x258 [ 221.810312][ T6990] do_el0_svc+0x58/0x14c [ 221.810895][ T6990] el0_svc+0x78/0x1e0 [ 221.811484][ T6990] el0t_64_sync_handler+0xcc/0xe4 [ 221.812258][ T6990] el0t_64_sync+0x1a0/0x1a4 [ 221.813732][ T6990] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 221.816274][ T6990] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 221.952836][ T6993] loop1: detected capacity change from 0 to 32768 [ 221.956570][ T6993] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 221.958326][ T6993] CPU: 1 PID: 6993 Comm: syz.1.635 Not tainted syzkaller #0 [ 221.959456][ T6993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 221.961058][ T6993] Call trace: [ 221.961568][ T6993] dump_backtrace+0x0/0x43c [ 221.962297][ T6993] show_stack+0x2c/0x3c [ 221.962903][ T6993] __dump_stack+0x30/0x40 [ 221.963556][ T6993] dump_stack_lvl+0xf8/0x160 [ 221.964214][ T6993] dump_stack+0x1c/0x5c [ 221.964815][ T6993] sysfs_create_dir_ns+0x22c/0x24c [ 221.965535][ T6993] kobject_add_internal+0x590/0xc54 [ 221.966344][ T6993] kobject_init_and_add+0x118/0x17c [ 221.967091][ T6993] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.967806][ T6993] gfs2_fill_super+0xdac/0x19e0 [ 221.968529][ T6993] get_tree_bdev+0x358/0x544 [ 221.969212][ T6993] gfs2_get_tree+0x54/0x1b4 [ 221.969862][ T6993] vfs_get_tree+0x90/0x274 [ 221.970494][ T6993] do_new_mount+0x228/0x810 [ 221.971200][ T6993] path_mount+0x5b4/0x1000 [ 221.971832][ T6993] __arm64_sys_mount+0x514/0x5e4 [ 221.972561][ T6993] invoke_syscall+0x98/0x2b8 [ 221.973203][ T6993] el0_svc_common+0x138/0x258 [ 221.973979][ T6993] do_el0_svc+0x58/0x14c [ 221.974660][ T6993] el0_svc+0x78/0x1e0 [ 221.975261][ T6993] el0t_64_sync_handler+0xcc/0xe4 [ 221.976031][ T6993] el0t_64_sync+0x1a0/0x1a4 [ 221.976915][ T6993] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 221.979331][ T6993] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 222.198177][ T6996] loop1: detected capacity change from 0 to 32768 [ 222.241002][ T6996] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 222.242575][ T6996] CPU: 1 PID: 6996 Comm: syz.1.636 Not tainted syzkaller #0 [ 222.243564][ T6996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 222.245007][ T6996] Call trace: [ 222.245473][ T6996] dump_backtrace+0x0/0x43c [ 222.246184][ T6996] show_stack+0x2c/0x3c [ 222.246763][ T6996] __dump_stack+0x30/0x40 [ 222.247404][ T6996] dump_stack_lvl+0xf8/0x160 [ 222.248087][ T6996] dump_stack+0x1c/0x5c [ 222.248709][ T6996] sysfs_create_dir_ns+0x22c/0x24c [ 222.249463][ T6996] kobject_add_internal+0x590/0xc54 [ 222.250222][ T6996] kobject_init_and_add+0x118/0x17c [ 222.250975][ T6996] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.251692][ T6996] gfs2_fill_super+0xdac/0x19e0 [ 222.252402][ T6996] get_tree_bdev+0x358/0x544 [ 222.253082][ T6996] gfs2_get_tree+0x54/0x1b4 [ 222.253790][ T6996] vfs_get_tree+0x90/0x274 [ 222.254412][ T6996] do_new_mount+0x228/0x810 [ 222.255056][ T6996] path_mount+0x5b4/0x1000 [ 222.255685][ T6996] __arm64_sys_mount+0x514/0x5e4 [ 222.256383][ T6996] invoke_syscall+0x98/0x2b8 [ 222.257043][ T6996] el0_svc_common+0x138/0x258 [ 222.257694][ T6996] do_el0_svc+0x58/0x14c [ 222.258299][ T6996] el0_svc+0x78/0x1e0 [ 222.258842][ T6996] el0t_64_sync_handler+0xcc/0xe4 [ 222.259493][ T6996] el0t_64_sync+0x1a0/0x1a4 [ 222.261590][ T6996] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 222.264051][ T6996] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 222.396351][ T6999] loop1: detected capacity change from 0 to 32768 [ 222.494358][ T6999] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 222.496057][ T6999] CPU: 1 PID: 6999 Comm: syz.1.637 Not tainted syzkaller #0 [ 222.497195][ T6999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 222.498712][ T6999] Call trace: [ 222.499215][ T6999] dump_backtrace+0x0/0x43c [ 222.499819][ T6999] show_stack+0x2c/0x3c [ 222.500441][ T6999] __dump_stack+0x30/0x40 [ 222.501084][ T6999] dump_stack_lvl+0xf8/0x160 [ 222.501817][ T6999] dump_stack+0x1c/0x5c [ 222.502459][ T6999] sysfs_create_dir_ns+0x22c/0x24c [ 222.503245][ T6999] kobject_add_internal+0x590/0xc54 [ 222.504018][ T6999] kobject_init_and_add+0x118/0x17c [ 222.504779][ T6999] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.505465][ T6999] gfs2_fill_super+0xdac/0x19e0 [ 222.506142][ T6999] get_tree_bdev+0x358/0x544 [ 222.506760][ T6999] gfs2_get_tree+0x54/0x1b4 [ 222.507392][ T6999] vfs_get_tree+0x90/0x274 [ 222.508061][ T6999] do_new_mount+0x228/0x810 [ 222.508703][ T6999] path_mount+0x5b4/0x1000 [ 222.509367][ T6999] __arm64_sys_mount+0x514/0x5e4 [ 222.510105][ T6999] invoke_syscall+0x98/0x2b8 [ 222.510806][ T6999] el0_svc_common+0x138/0x258 [ 222.511508][ T6999] do_el0_svc+0x58/0x14c [ 222.512177][ T6999] el0_svc+0x78/0x1e0 [ 222.512758][ T6999] el0t_64_sync_handler+0xcc/0xe4 [ 222.513467][ T6999] el0t_64_sync+0x1a0/0x1a4 [ 222.515566][ T6999] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 222.518073][ T6999] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 222.579697][ T1540] Bluetooth: hci2: command 0x040f tx timeout [ 222.650703][ T7002] loop1: detected capacity change from 0 to 32768 [ 222.694648][ T7002] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 222.696395][ T7002] CPU: 1 PID: 7002 Comm: syz.1.638 Not tainted syzkaller #0 [ 222.697429][ T7002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 222.698887][ T7002] Call trace: [ 222.699401][ T7002] dump_backtrace+0x0/0x43c [ 222.700096][ T7002] show_stack+0x2c/0x3c [ 222.700692][ T7002] __dump_stack+0x30/0x40 [ 222.701342][ T7002] dump_stack_lvl+0xf8/0x160 [ 222.702014][ T7002] dump_stack+0x1c/0x5c [ 222.702605][ T7002] sysfs_create_dir_ns+0x22c/0x24c [ 222.703414][ T7002] kobject_add_internal+0x590/0xc54 [ 222.704215][ T7002] kobject_init_and_add+0x118/0x17c [ 222.704905][ T7002] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.705664][ T7002] gfs2_fill_super+0xdac/0x19e0 [ 222.706448][ T7002] get_tree_bdev+0x358/0x544 [ 222.707201][ T7002] gfs2_get_tree+0x54/0x1b4 [ 222.707883][ T7002] vfs_get_tree+0x90/0x274 [ 222.708589][ T7002] do_new_mount+0x228/0x810 [ 222.709242][ T7002] path_mount+0x5b4/0x1000 [ 222.709939][ T7002] __arm64_sys_mount+0x514/0x5e4 [ 222.710683][ T7002] invoke_syscall+0x98/0x2b8 [ 222.711335][ T7002] el0_svc_common+0x138/0x258 [ 222.712065][ T7002] do_el0_svc+0x58/0x14c [ 222.712697][ T7002] el0_svc+0x78/0x1e0 [ 222.713278][ T7002] el0t_64_sync_handler+0xcc/0xe4 [ 222.713985][ T7002] el0t_64_sync+0x1a0/0x1a4 [ 222.716184][ T7002] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 222.718799][ T7002] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 222.850774][ T7005] loop1: detected capacity change from 0 to 32768 [ 222.896101][ T7005] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 222.897759][ T7005] CPU: 1 PID: 7005 Comm: syz.1.639 Not tainted syzkaller #0 [ 222.898839][ T7005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 222.900247][ T7005] Call trace: [ 222.900770][ T7005] dump_backtrace+0x0/0x43c [ 222.901432][ T7005] show_stack+0x2c/0x3c [ 222.902040][ T7005] __dump_stack+0x30/0x40 [ 222.902721][ T7005] dump_stack_lvl+0xf8/0x160 [ 222.903379][ T7005] dump_stack+0x1c/0x5c [ 222.904006][ T7005] sysfs_create_dir_ns+0x22c/0x24c [ 222.904801][ T7005] kobject_add_internal+0x590/0xc54 [ 222.905548][ T7005] kobject_init_and_add+0x118/0x17c [ 222.906320][ T7005] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.907163][ T7005] gfs2_fill_super+0xdac/0x19e0 [ 222.907983][ T7005] get_tree_bdev+0x358/0x544 [ 222.908668][ T7005] gfs2_get_tree+0x54/0x1b4 [ 222.909368][ T7005] vfs_get_tree+0x90/0x274 [ 222.910029][ T7005] do_new_mount+0x228/0x810 [ 222.910723][ T7005] path_mount+0x5b4/0x1000 [ 222.911367][ T7005] __arm64_sys_mount+0x514/0x5e4 [ 222.912095][ T7005] invoke_syscall+0x98/0x2b8 [ 222.912948][ T7005] el0_svc_common+0x138/0x258 [ 222.913706][ T7005] do_el0_svc+0x58/0x14c [ 222.914373][ T7005] el0_svc+0x78/0x1e0 [ 222.915063][ T7005] el0t_64_sync_handler+0xcc/0xe4 [ 222.915927][ T7005] el0t_64_sync+0x1a0/0x1a4 [ 222.918163][ T7005] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 222.920666][ T7005] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files 1970/01/01 00:03:42 executed programs: 626 [ 223.057912][ T7008] loop1: detected capacity change from 0 to 32768 [ 223.111021][ T7008] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 223.113420][ T7008] CPU: 1 PID: 7008 Comm: syz.1.640 Not tainted syzkaller #0 [ 223.114513][ T7008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 223.116016][ T7008] Call trace: [ 223.116514][ T7008] dump_backtrace+0x0/0x43c [ 223.117151][ T7008] show_stack+0x2c/0x3c [ 223.117708][ T7008] __dump_stack+0x30/0x40 [ 223.118321][ T7008] dump_stack_lvl+0xf8/0x160 [ 223.118971][ T7008] dump_stack+0x1c/0x5c [ 223.119571][ T7008] sysfs_create_dir_ns+0x22c/0x24c [ 223.120342][ T7008] kobject_add_internal+0x590/0xc54 [ 223.121071][ T7008] kobject_init_and_add+0x118/0x17c [ 223.121930][ T7008] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.122669][ T7008] gfs2_fill_super+0xdac/0x19e0 [ 223.123430][ T7008] get_tree_bdev+0x358/0x544 [ 223.124081][ T7008] gfs2_get_tree+0x54/0x1b4 [ 223.124793][ T7008] vfs_get_tree+0x90/0x274 [ 223.125427][ T7008] do_new_mount+0x228/0x810 [ 223.126069][ T7008] path_mount+0x5b4/0x1000 [ 223.126692][ T7008] __arm64_sys_mount+0x514/0x5e4 [ 223.127444][ T7008] invoke_syscall+0x98/0x2b8 [ 223.128181][ T7008] el0_svc_common+0x138/0x258 [ 223.128942][ T7008] do_el0_svc+0x58/0x14c [ 223.129516][ T7008] el0_svc+0x78/0x1e0 [ 223.130143][ T7008] el0t_64_sync_handler+0xcc/0xe4 [ 223.130842][ T7008] el0t_64_sync+0x1a0/0x1a4 [ 223.133158][ T7008] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 223.135669][ T7008] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 223.271849][ T7011] loop1: detected capacity change from 0 to 32768 [ 223.374218][ T7011] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 223.376045][ T7011] CPU: 0 PID: 7011 Comm: syz.1.641 Not tainted syzkaller #0 [ 223.377180][ T7011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 223.378626][ T7011] Call trace: [ 223.379098][ T7011] dump_backtrace+0x0/0x43c [ 223.379741][ T7011] show_stack+0x2c/0x3c [ 223.380408][ T7011] __dump_stack+0x30/0x40 [ 223.381090][ T7011] dump_stack_lvl+0xf8/0x160 [ 223.381736][ T7011] dump_stack+0x1c/0x5c [ 223.382333][ T7011] sysfs_create_dir_ns+0x22c/0x24c [ 223.383049][ T7011] kobject_add_internal+0x590/0xc54 [ 223.383784][ T7011] kobject_init_and_add+0x118/0x17c [ 223.384579][ T7011] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.385326][ T7011] gfs2_fill_super+0xdac/0x19e0 [ 223.386078][ T7011] get_tree_bdev+0x358/0x544 [ 223.386723][ T7011] gfs2_get_tree+0x54/0x1b4 [ 223.387358][ T7011] vfs_get_tree+0x90/0x274 [ 223.388001][ T7011] do_new_mount+0x228/0x810 [ 223.388664][ T7011] path_mount+0x5b4/0x1000 [ 223.389383][ T7011] __arm64_sys_mount+0x514/0x5e4 [ 223.390135][ T7011] invoke_syscall+0x98/0x2b8 [ 223.390820][ T7011] el0_svc_common+0x138/0x258 [ 223.391487][ T7011] do_el0_svc+0x58/0x14c [ 223.392104][ T7011] el0_svc+0x78/0x1e0 [ 223.392685][ T7011] el0t_64_sync_handler+0xcc/0xe4 [ 223.393456][ T7011] el0t_64_sync+0x1a0/0x1a4 [ 223.396700][ T7011] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 223.399161][ T7011] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 223.530506][ T7014] loop1: detected capacity change from 0 to 32768 [ 223.573874][ T7014] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 223.575471][ T7014] CPU: 1 PID: 7014 Comm: syz.1.642 Not tainted syzkaller #0 [ 223.576576][ T7014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 223.578078][ T7014] Call trace: [ 223.578563][ T7014] dump_backtrace+0x0/0x43c [ 223.579211][ T7014] show_stack+0x2c/0x3c [ 223.579833][ T7014] __dump_stack+0x30/0x40 [ 223.580460][ T7014] dump_stack_lvl+0xf8/0x160 [ 223.581154][ T7014] dump_stack+0x1c/0x5c [ 223.581750][ T7014] sysfs_create_dir_ns+0x22c/0x24c [ 223.582490][ T7014] kobject_add_internal+0x590/0xc54 [ 223.583289][ T7014] kobject_init_and_add+0x118/0x17c [ 223.584114][ T7014] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.584806][ T7014] gfs2_fill_super+0xdac/0x19e0 [ 223.585522][ T7014] get_tree_bdev+0x358/0x544 [ 223.586179][ T7014] gfs2_get_tree+0x54/0x1b4 [ 223.586802][ T7014] vfs_get_tree+0x90/0x274 [ 223.587450][ T7014] do_new_mount+0x228/0x810 [ 223.588087][ T7014] path_mount+0x5b4/0x1000 [ 223.588776][ T7014] __arm64_sys_mount+0x514/0x5e4 [ 223.589563][ T7014] invoke_syscall+0x98/0x2b8 [ 223.590281][ T7014] el0_svc_common+0x138/0x258 [ 223.590959][ T7014] do_el0_svc+0x58/0x14c [ 223.591544][ T7014] el0_svc+0x78/0x1e0 [ 223.592101][ T7014] el0t_64_sync_handler+0xcc/0xe4 [ 223.592872][ T7014] el0t_64_sync+0x1a0/0x1a4 [ 223.594906][ T7014] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 223.597232][ T7014] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 223.728479][ T7017] loop1: detected capacity change from 0 to 32768 [ 223.782434][ T7017] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 223.784098][ T7017] CPU: 0 PID: 7017 Comm: syz.1.643 Not tainted syzkaller #0 [ 223.785132][ T7017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 223.786584][ T7017] Call trace: [ 223.787018][ T7017] dump_backtrace+0x0/0x43c [ 223.787674][ T7017] show_stack+0x2c/0x3c [ 223.788228][ T7017] __dump_stack+0x30/0x40 [ 223.788855][ T7017] dump_stack_lvl+0xf8/0x160 [ 223.789532][ T7017] dump_stack+0x1c/0x5c [ 223.790114][ T7017] sysfs_create_dir_ns+0x22c/0x24c [ 223.790959][ T7017] kobject_add_internal+0x590/0xc54 [ 223.791750][ T7017] kobject_init_and_add+0x118/0x17c [ 223.792510][ T7017] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.793228][ T7017] gfs2_fill_super+0xdac/0x19e0 [ 223.793955][ T7017] get_tree_bdev+0x358/0x544 [ 223.794620][ T7017] gfs2_get_tree+0x54/0x1b4 [ 223.795268][ T7017] vfs_get_tree+0x90/0x274 [ 223.795942][ T7017] do_new_mount+0x228/0x810 [ 223.796597][ T7017] path_mount+0x5b4/0x1000 [ 223.797242][ T7017] __arm64_sys_mount+0x514/0x5e4 [ 223.797944][ T7017] invoke_syscall+0x98/0x2b8 [ 223.798599][ T7017] el0_svc_common+0x138/0x258 [ 223.799231][ T7017] do_el0_svc+0x58/0x14c [ 223.799816][ T7017] el0_svc+0x78/0x1e0 [ 223.800385][ T7017] el0t_64_sync_handler+0xcc/0xe4 [ 223.801101][ T7017] el0t_64_sync+0x1a0/0x1a4 [ 223.803657][ T7017] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 223.805997][ T7017] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 223.947412][ T7020] loop1: detected capacity change from 0 to 32768 [ 223.985232][ T7020] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 223.986867][ T7020] CPU: 0 PID: 7020 Comm: syz.1.644 Not tainted syzkaller #0 [ 223.988009][ T7020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 223.989560][ T7020] Call trace: [ 223.990021][ T7020] dump_backtrace+0x0/0x43c [ 223.990745][ T7020] show_stack+0x2c/0x3c [ 223.991360][ T7020] __dump_stack+0x30/0x40 [ 223.991983][ T7020] dump_stack_lvl+0xf8/0x160 [ 223.992645][ T7020] dump_stack+0x1c/0x5c [ 223.993231][ T7020] sysfs_create_dir_ns+0x22c/0x24c [ 223.993924][ T7020] kobject_add_internal+0x590/0xc54 [ 223.994703][ T7020] kobject_init_and_add+0x118/0x17c [ 223.995409][ T7020] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.996108][ T7020] gfs2_fill_super+0xdac/0x19e0 [ 223.996794][ T7020] get_tree_bdev+0x358/0x544 [ 223.997443][ T7020] gfs2_get_tree+0x54/0x1b4 [ 223.998063][ T7020] vfs_get_tree+0x90/0x274 [ 223.998672][ T7020] do_new_mount+0x228/0x810 [ 223.999367][ T7020] path_mount+0x5b4/0x1000 [ 223.999985][ T7020] __arm64_sys_mount+0x514/0x5e4 [ 224.000647][ T7020] invoke_syscall+0x98/0x2b8 [ 224.001319][ T7020] el0_svc_common+0x138/0x258 [ 224.001934][ T7020] do_el0_svc+0x58/0x14c [ 224.002573][ T7020] el0_svc+0x78/0x1e0 [ 224.003103][ T7020] el0t_64_sync_handler+0xcc/0xe4 [ 224.003769][ T7020] el0t_64_sync+0x1a0/0x1a4 [ 224.005837][ T7020] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 224.008348][ T7020] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 224.140887][ T7023] loop1: detected capacity change from 0 to 32768 [ 224.148204][ T7023] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 224.150032][ T7023] CPU: 0 PID: 7023 Comm: syz.1.645 Not tainted syzkaller #0 [ 224.151106][ T7023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 224.152515][ T7023] Call trace: [ 224.152959][ T7023] dump_backtrace+0x0/0x43c [ 224.153595][ T7023] show_stack+0x2c/0x3c [ 224.154178][ T7023] __dump_stack+0x30/0x40 [ 224.154752][ T7023] dump_stack_lvl+0xf8/0x160 [ 224.155397][ T7023] dump_stack+0x1c/0x5c [ 224.155966][ T7023] sysfs_create_dir_ns+0x22c/0x24c [ 224.156654][ T7023] kobject_add_internal+0x590/0xc54 [ 224.157369][ T7023] kobject_init_and_add+0x118/0x17c [ 224.158109][ T7023] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.158749][ T7023] gfs2_fill_super+0xdac/0x19e0 [ 224.159417][ T7023] get_tree_bdev+0x358/0x544 [ 224.160065][ T7023] gfs2_get_tree+0x54/0x1b4 [ 224.160685][ T7023] vfs_get_tree+0x90/0x274 [ 224.161303][ T7023] do_new_mount+0x228/0x810 [ 224.161927][ T7023] path_mount+0x5b4/0x1000 [ 224.162543][ T7023] __arm64_sys_mount+0x514/0x5e4 [ 224.163226][ T7023] invoke_syscall+0x98/0x2b8 [ 224.163870][ T7023] el0_svc_common+0x138/0x258 [ 224.164512][ T7023] do_el0_svc+0x58/0x14c [ 224.165123][ T7023] el0_svc+0x78/0x1e0 [ 224.165638][ T7023] el0t_64_sync_handler+0xcc/0xe4 [ 224.166380][ T7023] el0t_64_sync+0x1a0/0x1a4 [ 224.168301][ T7023] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 224.170840][ T7023] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 224.305796][ T7026] loop1: detected capacity change from 0 to 32768 [ 224.313574][ T7026] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 224.315233][ T7026] CPU: 1 PID: 7026 Comm: syz.1.646 Not tainted syzkaller #0 [ 224.316257][ T7026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 224.317726][ T7026] Call trace: [ 224.318189][ T7026] dump_backtrace+0x0/0x43c [ 224.318823][ T7026] show_stack+0x2c/0x3c [ 224.319419][ T7026] __dump_stack+0x30/0x40 [ 224.320092][ T7026] dump_stack_lvl+0xf8/0x160 [ 224.320781][ T7026] dump_stack+0x1c/0x5c [ 224.321419][ T7026] sysfs_create_dir_ns+0x22c/0x24c [ 224.322161][ T7026] kobject_add_internal+0x590/0xc54 [ 224.322946][ T7026] kobject_init_and_add+0x118/0x17c [ 224.323681][ T7026] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.324374][ T7026] gfs2_fill_super+0xdac/0x19e0 [ 224.325057][ T7026] get_tree_bdev+0x358/0x544 [ 224.325712][ T7026] gfs2_get_tree+0x54/0x1b4 [ 224.326363][ T7026] vfs_get_tree+0x90/0x274 [ 224.326988][ T7026] do_new_mount+0x228/0x810 [ 224.327659][ T7026] path_mount+0x5b4/0x1000 [ 224.328318][ T7026] __arm64_sys_mount+0x514/0x5e4 [ 224.328968][ T7026] invoke_syscall+0x98/0x2b8 [ 224.329613][ T7026] el0_svc_common+0x138/0x258 [ 224.330238][ T7026] do_el0_svc+0x58/0x14c [ 224.330819][ T7026] el0_svc+0x78/0x1e0 [ 224.331399][ T7026] el0t_64_sync_handler+0xcc/0xe4 [ 224.332100][ T7026] el0t_64_sync+0x1a0/0x1a4 [ 224.334240][ T7026] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 224.336634][ T7026] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 224.466992][ T7029] loop1: detected capacity change from 0 to 32768 [ 224.504921][ T7029] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 224.506677][ T7029] CPU: 1 PID: 7029 Comm: syz.1.647 Not tainted syzkaller #0 [ 224.507780][ T7029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 224.509430][ T7029] Call trace: [ 224.509893][ T7029] dump_backtrace+0x0/0x43c [ 224.510655][ T7029] show_stack+0x2c/0x3c [ 224.511265][ T7029] __dump_stack+0x30/0x40 [ 224.511921][ T7029] dump_stack_lvl+0xf8/0x160 [ 224.512612][ T7029] dump_stack+0x1c/0x5c [ 224.513249][ T7029] sysfs_create_dir_ns+0x22c/0x24c [ 224.513996][ T7029] kobject_add_internal+0x590/0xc54 [ 224.514778][ T7029] kobject_init_and_add+0x118/0x17c [ 224.515550][ T7029] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.516215][ T7029] gfs2_fill_super+0xdac/0x19e0 [ 224.516913][ T7029] get_tree_bdev+0x358/0x544 [ 224.517577][ T7029] gfs2_get_tree+0x54/0x1b4 [ 224.518224][ T7029] vfs_get_tree+0x90/0x274 [ 224.518864][ T7029] do_new_mount+0x228/0x810 [ 224.519511][ T7029] path_mount+0x5b4/0x1000 [ 224.520134][ T7029] __arm64_sys_mount+0x514/0x5e4 [ 224.520922][ T7029] invoke_syscall+0x98/0x2b8 [ 224.521554][ T7029] el0_svc_common+0x138/0x258 [ 224.522261][ T7029] do_el0_svc+0x58/0x14c [ 224.522857][ T7029] el0_svc+0x78/0x1e0 [ 224.523487][ T7029] el0t_64_sync_handler+0xcc/0xe4 [ 224.524255][ T7029] el0t_64_sync+0x1a0/0x1a4 [ 224.525452][ T7029] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 224.528047][ T7029] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 224.659684][ T1540] Bluetooth: hci2: command 0x0419 tx timeout [ 224.666641][ T7032] loop1: detected capacity change from 0 to 32768 [ 224.701069][ T7032] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 224.702604][ T7032] CPU: 1 PID: 7032 Comm: syz.1.648 Not tainted syzkaller #0 [ 224.703652][ T7032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 224.705110][ T7032] Call trace: [ 224.705581][ T7032] dump_backtrace+0x0/0x43c [ 224.706263][ T7032] show_stack+0x2c/0x3c [ 224.706892][ T7032] __dump_stack+0x30/0x40 [ 224.707529][ T7032] dump_stack_lvl+0xf8/0x160 [ 224.708215][ T7032] dump_stack+0x1c/0x5c [ 224.708766][ T7032] sysfs_create_dir_ns+0x22c/0x24c [ 224.709474][ T7032] kobject_add_internal+0x590/0xc54 [ 224.710228][ T7032] kobject_init_and_add+0x118/0x17c [ 224.711026][ T7032] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.711762][ T7032] gfs2_fill_super+0xdac/0x19e0 [ 224.712475][ T7032] get_tree_bdev+0x358/0x544 [ 224.713137][ T7032] gfs2_get_tree+0x54/0x1b4 [ 224.713734][ T7032] vfs_get_tree+0x90/0x274 [ 224.714362][ T7032] do_new_mount+0x228/0x810 [ 224.715078][ T7032] path_mount+0x5b4/0x1000 [ 224.715735][ T7032] __arm64_sys_mount+0x514/0x5e4 [ 224.716441][ T7032] invoke_syscall+0x98/0x2b8 [ 224.717154][ T7032] el0_svc_common+0x138/0x258 [ 224.717895][ T7032] do_el0_svc+0x58/0x14c [ 224.718593][ T7032] el0_svc+0x78/0x1e0 [ 224.719222][ T7032] el0t_64_sync_handler+0xcc/0xe4 [ 224.720010][ T7032] el0t_64_sync+0x1a0/0x1a4 [ 224.721353][ T7032] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 224.723895][ T7032] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 224.958598][ T7035] loop1: detected capacity change from 0 to 32768 [ 224.979707][ T7035] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 224.981297][ T7035] CPU: 0 PID: 7035 Comm: syz.1.649 Not tainted syzkaller #0 [ 224.982462][ T7035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 224.983853][ T7035] Call trace: [ 224.984333][ T7035] dump_backtrace+0x0/0x43c [ 224.984979][ T7035] show_stack+0x2c/0x3c [ 224.985562][ T7035] __dump_stack+0x30/0x40 [ 224.986205][ T7035] dump_stack_lvl+0xf8/0x160 [ 224.986914][ T7035] dump_stack+0x1c/0x5c [ 224.987525][ T7035] sysfs_create_dir_ns+0x22c/0x24c [ 224.988310][ T7035] kobject_add_internal+0x590/0xc54 [ 224.989070][ T7035] kobject_init_and_add+0x118/0x17c [ 224.989818][ T7035] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.990436][ T7035] gfs2_fill_super+0xdac/0x19e0 [ 224.991121][ T7035] get_tree_bdev+0x358/0x544 [ 224.991784][ T7035] gfs2_get_tree+0x54/0x1b4 [ 224.992443][ T7035] vfs_get_tree+0x90/0x274 [ 224.993145][ T7035] do_new_mount+0x228/0x810 [ 224.993792][ T7035] path_mount+0x5b4/0x1000 [ 224.994462][ T7035] __arm64_sys_mount+0x514/0x5e4 [ 224.995171][ T7035] invoke_syscall+0x98/0x2b8 [ 224.995889][ T7035] el0_svc_common+0x138/0x258 [ 224.996563][ T7035] do_el0_svc+0x58/0x14c [ 224.997214][ T7035] el0_svc+0x78/0x1e0 [ 224.997793][ T7035] el0t_64_sync_handler+0xcc/0xe4 [ 224.998522][ T7035] el0t_64_sync+0x1a0/0x1a4 [ 224.999538][ T7035] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 225.002306][ T7035] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 225.262944][ T7038] loop1: detected capacity change from 0 to 32768 [ 225.305193][ T7038] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 225.306866][ T7038] CPU: 0 PID: 7038 Comm: syz.1.650 Not tainted syzkaller #0 [ 225.307993][ T7038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 225.309447][ T7038] Call trace: [ 225.309984][ T7038] dump_backtrace+0x0/0x43c [ 225.310668][ T7038] show_stack+0x2c/0x3c [ 225.311331][ T7038] __dump_stack+0x30/0x40 [ 225.312057][ T7038] dump_stack_lvl+0xf8/0x160 [ 225.312728][ T7038] dump_stack+0x1c/0x5c [ 225.313328][ T7038] sysfs_create_dir_ns+0x22c/0x24c [ 225.314076][ T7038] kobject_add_internal+0x590/0xc54 [ 225.314866][ T7038] kobject_init_and_add+0x118/0x17c [ 225.315618][ T7038] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.316324][ T7038] gfs2_fill_super+0xdac/0x19e0 [ 225.317017][ T7038] get_tree_bdev+0x358/0x544 [ 225.317703][ T7038] gfs2_get_tree+0x54/0x1b4 [ 225.318360][ T7038] vfs_get_tree+0x90/0x274 [ 225.319005][ T7038] do_new_mount+0x228/0x810 [ 225.319694][ T7038] path_mount+0x5b4/0x1000 [ 225.320340][ T7038] __arm64_sys_mount+0x514/0x5e4 [ 225.321046][ T7038] invoke_syscall+0x98/0x2b8 [ 225.321726][ T7038] el0_svc_common+0x138/0x258 [ 225.322413][ T7038] do_el0_svc+0x58/0x14c [ 225.323017][ T7038] el0_svc+0x78/0x1e0 [ 225.323596][ T7038] el0t_64_sync_handler+0xcc/0xe4 [ 225.324396][ T7038] el0t_64_sync+0x1a0/0x1a4 [ 225.327707][ T7038] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 225.330259][ T7038] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 225.472802][ T7041] loop1: detected capacity change from 0 to 32768 [ 225.519680][ T7041] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 225.521350][ T7041] CPU: 0 PID: 7041 Comm: syz.1.651 Not tainted syzkaller #0 [ 225.522493][ T7041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 225.523957][ T7041] Call trace: [ 225.524409][ T7041] dump_backtrace+0x0/0x43c [ 225.525028][ T7041] show_stack+0x2c/0x3c [ 225.525676][ T7041] __dump_stack+0x30/0x40 [ 225.526325][ T7041] dump_stack_lvl+0xf8/0x160 [ 225.526995][ T7041] dump_stack+0x1c/0x5c [ 225.527602][ T7041] sysfs_create_dir_ns+0x22c/0x24c [ 225.528337][ T7041] kobject_add_internal+0x590/0xc54 [ 225.529121][ T7041] kobject_init_and_add+0x118/0x17c [ 225.529948][ T7041] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.530703][ T7041] gfs2_fill_super+0xdac/0x19e0 [ 225.531478][ T7041] get_tree_bdev+0x358/0x544 [ 225.532136][ T7041] gfs2_get_tree+0x54/0x1b4 [ 225.532841][ T7041] vfs_get_tree+0x90/0x274 [ 225.533468][ T7041] do_new_mount+0x228/0x810 [ 225.534093][ T7041] path_mount+0x5b4/0x1000 [ 225.534691][ T7041] __arm64_sys_mount+0x514/0x5e4 [ 225.535509][ T7041] invoke_syscall+0x98/0x2b8 [ 225.536227][ T7041] el0_svc_common+0x138/0x258 [ 225.536986][ T7041] do_el0_svc+0x58/0x14c [ 225.537611][ T7041] el0_svc+0x78/0x1e0 [ 225.538185][ T7041] el0t_64_sync_handler+0xcc/0xe4 [ 225.539023][ T7041] el0t_64_sync+0x1a0/0x1a4 [ 225.541250][ T7041] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 225.543785][ T7041] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 225.674839][ T7044] loop1: detected capacity change from 0 to 32768 [ 225.681716][ T7044] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 225.683284][ T7044] CPU: 1 PID: 7044 Comm: syz.1.652 Not tainted syzkaller #0 [ 225.684343][ T7044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 225.685832][ T7044] Call trace: [ 225.686350][ T7044] dump_backtrace+0x0/0x43c [ 225.687027][ T7044] show_stack+0x2c/0x3c [ 225.687636][ T7044] __dump_stack+0x30/0x40 [ 225.688328][ T7044] dump_stack_lvl+0xf8/0x160 [ 225.688999][ T7044] dump_stack+0x1c/0x5c [ 225.689580][ T7044] sysfs_create_dir_ns+0x22c/0x24c [ 225.690259][ T7044] kobject_add_internal+0x590/0xc54 [ 225.690983][ T7044] kobject_init_and_add+0x118/0x17c [ 225.691781][ T7044] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.692507][ T7044] gfs2_fill_super+0xdac/0x19e0 [ 225.693209][ T7044] get_tree_bdev+0x358/0x544 [ 225.693921][ T7044] gfs2_get_tree+0x54/0x1b4 [ 225.694598][ T7044] vfs_get_tree+0x90/0x274 [ 225.695258][ T7044] do_new_mount+0x228/0x810 [ 225.695917][ T7044] path_mount+0x5b4/0x1000 [ 225.696585][ T7044] __arm64_sys_mount+0x514/0x5e4 [ 225.697292][ T7044] invoke_syscall+0x98/0x2b8 [ 225.698008][ T7044] el0_svc_common+0x138/0x258 [ 225.698673][ T7044] do_el0_svc+0x58/0x14c [ 225.699294][ T7044] el0_svc+0x78/0x1e0 [ 225.699920][ T7044] el0t_64_sync_handler+0xcc/0xe4 [ 225.700675][ T7044] el0t_64_sync+0x1a0/0x1a4 [ 225.702753][ T7044] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 225.705274][ T7044] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 225.910806][ T7047] loop1: detected capacity change from 0 to 32768 [ 225.965355][ T7047] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 225.966950][ T7047] CPU: 0 PID: 7047 Comm: syz.1.653 Not tainted syzkaller #0 [ 225.967986][ T7047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 225.969406][ T7047] Call trace: [ 225.969879][ T7047] dump_backtrace+0x0/0x43c [ 225.970559][ T7047] show_stack+0x2c/0x3c [ 225.971154][ T7047] __dump_stack+0x30/0x40 [ 225.971891][ T7047] dump_stack_lvl+0xf8/0x160 [ 225.972562][ T7047] dump_stack+0x1c/0x5c [ 225.973173][ T7047] sysfs_create_dir_ns+0x22c/0x24c [ 225.973900][ T7047] kobject_add_internal+0x590/0xc54 [ 225.974661][ T7047] kobject_init_and_add+0x118/0x17c [ 225.975410][ T7047] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.976095][ T7047] gfs2_fill_super+0xdac/0x19e0 [ 225.976799][ T7047] get_tree_bdev+0x358/0x544 [ 225.977424][ T7047] gfs2_get_tree+0x54/0x1b4 [ 225.978087][ T7047] vfs_get_tree+0x90/0x274 [ 225.978707][ T7047] do_new_mount+0x228/0x810 [ 225.979359][ T7047] path_mount+0x5b4/0x1000 [ 225.980055][ T7047] __arm64_sys_mount+0x514/0x5e4 [ 225.980770][ T7047] invoke_syscall+0x98/0x2b8 [ 225.981401][ T7047] el0_svc_common+0x138/0x258 [ 225.982040][ T7047] do_el0_svc+0x58/0x14c [ 225.982654][ T7047] el0_svc+0x78/0x1e0 [ 225.983204][ T7047] el0t_64_sync_handler+0xcc/0xe4 [ 225.983881][ T7047] el0t_64_sync+0x1a0/0x1a4 [ 225.986869][ T7047] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 225.989387][ T7047] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 226.122579][ T7050] loop1: detected capacity change from 0 to 32768 [ 226.130217][ T7050] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 226.131812][ T7050] CPU: 1 PID: 7050 Comm: syz.1.654 Not tainted syzkaller #0 [ 226.132921][ T7050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 226.134372][ T7050] Call trace: [ 226.134866][ T7050] dump_backtrace+0x0/0x43c [ 226.135506][ T7050] show_stack+0x2c/0x3c [ 226.136066][ T7050] __dump_stack+0x30/0x40 [ 226.136669][ T7050] dump_stack_lvl+0xf8/0x160 [ 226.137397][ T7050] dump_stack+0x1c/0x5c [ 226.138065][ T7050] sysfs_create_dir_ns+0x22c/0x24c [ 226.138842][ T7050] kobject_add_internal+0x590/0xc54 [ 226.139624][ T7050] kobject_init_and_add+0x118/0x17c [ 226.140475][ T7050] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.141184][ T7050] gfs2_fill_super+0xdac/0x19e0 [ 226.141888][ T7050] get_tree_bdev+0x358/0x544 [ 226.142584][ T7050] gfs2_get_tree+0x54/0x1b4 [ 226.143261][ T7050] vfs_get_tree+0x90/0x274 [ 226.143906][ T7050] do_new_mount+0x228/0x810 [ 226.144548][ T7050] path_mount+0x5b4/0x1000 [ 226.145142][ T7050] __arm64_sys_mount+0x514/0x5e4 [ 226.145831][ T7050] invoke_syscall+0x98/0x2b8 [ 226.146505][ T7050] el0_svc_common+0x138/0x258 [ 226.147163][ T7050] do_el0_svc+0x58/0x14c [ 226.147722][ T7050] el0_svc+0x78/0x1e0 [ 226.148284][ T7050] el0t_64_sync_handler+0xcc/0xe4 [ 226.148952][ T7050] el0t_64_sync+0x1a0/0x1a4 [ 226.151031][ T7050] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 226.153391][ T7050] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 226.287379][ T7053] loop1: detected capacity change from 0 to 32768 [ 226.334698][ T7053] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 226.336448][ T7053] CPU: 0 PID: 7053 Comm: syz.1.655 Not tainted syzkaller #0 [ 226.337574][ T7053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 226.339028][ T7053] Call trace: [ 226.339497][ T7053] dump_backtrace+0x0/0x43c [ 226.340196][ T7053] show_stack+0x2c/0x3c [ 226.340795][ T7053] __dump_stack+0x30/0x40 [ 226.341428][ T7053] dump_stack_lvl+0xf8/0x160 [ 226.342148][ T7053] dump_stack+0x1c/0x5c [ 226.342797][ T7053] sysfs_create_dir_ns+0x22c/0x24c [ 226.343572][ T7053] kobject_add_internal+0x590/0xc54 [ 226.344376][ T7053] kobject_init_and_add+0x118/0x17c [ 226.345176][ T7053] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.345874][ T7053] gfs2_fill_super+0xdac/0x19e0 [ 226.346545][ T7053] get_tree_bdev+0x358/0x544 [ 226.347162][ T7053] gfs2_get_tree+0x54/0x1b4 [ 226.347824][ T7053] vfs_get_tree+0x90/0x274 [ 226.348450][ T7053] do_new_mount+0x228/0x810 [ 226.349060][ T7053] path_mount+0x5b4/0x1000 [ 226.349729][ T7053] __arm64_sys_mount+0x514/0x5e4 [ 226.350457][ T7053] invoke_syscall+0x98/0x2b8 [ 226.351114][ T7053] el0_svc_common+0x138/0x258 [ 226.351768][ T7053] do_el0_svc+0x58/0x14c [ 226.352378][ T7053] el0_svc+0x78/0x1e0 [ 226.352958][ T7053] el0t_64_sync_handler+0xcc/0xe4 [ 226.353664][ T7053] el0t_64_sync+0x1a0/0x1a4 [ 226.354493][ T7053] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 226.356754][ T7053] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 226.495569][ T7056] loop1: detected capacity change from 0 to 32768 [ 226.549215][ T7056] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 226.553225][ T7056] CPU: 1 PID: 7056 Comm: syz.1.656 Not tainted syzkaller #0 [ 226.554405][ T7056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 226.556004][ T7056] Call trace: [ 226.556494][ T7056] dump_backtrace+0x0/0x43c [ 226.557137][ T7056] show_stack+0x2c/0x3c [ 226.557786][ T7056] __dump_stack+0x30/0x40 [ 226.558461][ T7056] dump_stack_lvl+0xf8/0x160 [ 226.559190][ T7056] dump_stack+0x1c/0x5c [ 226.559801][ T7056] sysfs_create_dir_ns+0x22c/0x24c [ 226.560523][ T7056] kobject_add_internal+0x590/0xc54 [ 226.561351][ T7056] kobject_init_and_add+0x118/0x17c [ 226.562199][ T7056] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.562975][ T7056] gfs2_fill_super+0xdac/0x19e0 [ 226.563680][ T7056] get_tree_bdev+0x358/0x544 [ 226.564343][ T7056] gfs2_get_tree+0x54/0x1b4 [ 226.564970][ T7056] vfs_get_tree+0x90/0x274 [ 226.565673][ T7056] do_new_mount+0x228/0x810 [ 226.566339][ T7056] path_mount+0x5b4/0x1000 [ 226.566994][ T7056] __arm64_sys_mount+0x514/0x5e4 [ 226.567667][ T7056] invoke_syscall+0x98/0x2b8 [ 226.568290][ T7056] el0_svc_common+0x138/0x258 [ 226.568957][ T7056] do_el0_svc+0x58/0x14c [ 226.569620][ T7056] el0_svc+0x78/0x1e0 [ 226.570175][ T7056] el0t_64_sync_handler+0xcc/0xe4 [ 226.570933][ T7056] el0t_64_sync+0x1a0/0x1a4 [ 226.572636][ T7056] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 226.574966][ T7056] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 226.711549][ T7059] loop1: detected capacity change from 0 to 32768 [ 226.714568][ T7059] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 226.716259][ T7059] CPU: 1 PID: 7059 Comm: syz.1.657 Not tainted syzkaller #0 [ 226.717377][ T7059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 226.718913][ T7059] Call trace: [ 226.719444][ T7059] dump_backtrace+0x0/0x43c [ 226.720177][ T7059] show_stack+0x2c/0x3c [ 226.720820][ T7059] __dump_stack+0x30/0x40 [ 226.721516][ T7059] dump_stack_lvl+0xf8/0x160 [ 226.722241][ T7059] dump_stack+0x1c/0x5c [ 226.722871][ T7059] sysfs_create_dir_ns+0x22c/0x24c [ 226.723636][ T7059] kobject_add_internal+0x590/0xc54 [ 226.724466][ T7059] kobject_init_and_add+0x118/0x17c [ 226.725263][ T7059] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.726006][ T7059] gfs2_fill_super+0xdac/0x19e0 [ 226.726702][ T7059] get_tree_bdev+0x358/0x544 [ 226.727416][ T7059] gfs2_get_tree+0x54/0x1b4 [ 226.728073][ T7059] vfs_get_tree+0x90/0x274 [ 226.728727][ T7059] do_new_mount+0x228/0x810 [ 226.729378][ T7059] path_mount+0x5b4/0x1000 [ 226.730074][ T7059] __arm64_sys_mount+0x514/0x5e4 [ 226.730760][ T7059] invoke_syscall+0x98/0x2b8 [ 226.731460][ T7059] el0_svc_common+0x138/0x258 [ 226.732181][ T7059] do_el0_svc+0x58/0x14c [ 226.732799][ T7059] el0_svc+0x78/0x1e0 [ 226.733351][ T7059] el0t_64_sync_handler+0xcc/0xe4 [ 226.734105][ T7059] el0t_64_sync+0x1a0/0x1a4 [ 226.735471][ T7059] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 226.737874][ T7059] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 226.866666][ T7062] loop1: detected capacity change from 0 to 32768 [ 226.951807][ T7062] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 226.953569][ T7062] CPU: 0 PID: 7062 Comm: syz.1.658 Not tainted syzkaller #0 [ 226.954751][ T7062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 226.956574][ T7062] Call trace: [ 226.957089][ T7062] dump_backtrace+0x0/0x43c [ 226.957740][ T7062] show_stack+0x2c/0x3c [ 226.958348][ T7062] __dump_stack+0x30/0x40 [ 226.959012][ T7062] dump_stack_lvl+0xf8/0x160 [ 226.959707][ T7062] dump_stack+0x1c/0x5c [ 226.960299][ T7062] sysfs_create_dir_ns+0x22c/0x24c [ 226.961083][ T7062] kobject_add_internal+0x590/0xc54 [ 226.961897][ T7062] kobject_init_and_add+0x118/0x17c [ 226.962668][ T7062] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.963426][ T7062] gfs2_fill_super+0xdac/0x19e0 [ 226.964136][ T7062] get_tree_bdev+0x358/0x544 [ 226.964804][ T7062] gfs2_get_tree+0x54/0x1b4 [ 226.965437][ T7062] vfs_get_tree+0x90/0x274 [ 226.966079][ T7062] do_new_mount+0x228/0x810 [ 226.966732][ T7062] path_mount+0x5b4/0x1000 [ 226.967342][ T7062] __arm64_sys_mount+0x514/0x5e4 [ 226.968069][ T7062] invoke_syscall+0x98/0x2b8 [ 226.968699][ T7062] el0_svc_common+0x138/0x258 [ 226.969379][ T7062] do_el0_svc+0x58/0x14c [ 226.969993][ T7062] el0_svc+0x78/0x1e0 [ 226.970536][ T7062] el0t_64_sync_handler+0xcc/0xe4 [ 226.971313][ T7062] el0t_64_sync+0x1a0/0x1a4 [ 226.974629][ T7062] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 226.976896][ T7062] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 227.108814][ T7065] loop1: detected capacity change from 0 to 32768 [ 227.203176][ T7065] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 227.204865][ T7065] CPU: 1 PID: 7065 Comm: syz.1.659 Not tainted syzkaller #0 [ 227.205913][ T7065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 227.207462][ T7065] Call trace: [ 227.207916][ T7065] dump_backtrace+0x0/0x43c [ 227.208612][ T7065] show_stack+0x2c/0x3c [ 227.209211][ T7065] __dump_stack+0x30/0x40 [ 227.209840][ T7065] dump_stack_lvl+0xf8/0x160 [ 227.210515][ T7065] dump_stack+0x1c/0x5c [ 227.211135][ T7065] sysfs_create_dir_ns+0x22c/0x24c [ 227.211922][ T7065] kobject_add_internal+0x590/0xc54 [ 227.212735][ T7065] kobject_init_and_add+0x118/0x17c [ 227.213503][ T7065] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.214169][ T7065] gfs2_fill_super+0xdac/0x19e0 [ 227.214875][ T7065] get_tree_bdev+0x358/0x544 [ 227.215492][ T7065] gfs2_get_tree+0x54/0x1b4 [ 227.216185][ T7065] vfs_get_tree+0x90/0x274 [ 227.216814][ T7065] do_new_mount+0x228/0x810 [ 227.217483][ T7065] path_mount+0x5b4/0x1000 [ 227.218138][ T7065] __arm64_sys_mount+0x514/0x5e4 [ 227.218844][ T7065] invoke_syscall+0x98/0x2b8 [ 227.219536][ T7065] el0_svc_common+0x138/0x258 [ 227.220174][ T7065] do_el0_svc+0x58/0x14c [ 227.220798][ T7065] el0_svc+0x78/0x1e0 [ 227.221370][ T7065] el0t_64_sync_handler+0xcc/0xe4 [ 227.222087][ T7065] el0t_64_sync+0x1a0/0x1a4 [ 227.224276][ T7065] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 227.226901][ T7065] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 227.361469][ T7068] loop1: detected capacity change from 0 to 32768 [ 227.410963][ T7068] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 227.412625][ T7068] CPU: 0 PID: 7068 Comm: syz.1.660 Not tainted syzkaller #0 [ 227.413730][ T7068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 227.415255][ T7068] Call trace: [ 227.415758][ T7068] dump_backtrace+0x0/0x43c [ 227.416446][ T7068] show_stack+0x2c/0x3c [ 227.417036][ T7068] __dump_stack+0x30/0x40 [ 227.417774][ T7068] dump_stack_lvl+0xf8/0x160 [ 227.418512][ T7068] dump_stack+0x1c/0x5c [ 227.419138][ T7068] sysfs_create_dir_ns+0x22c/0x24c [ 227.419901][ T7068] kobject_add_internal+0x590/0xc54 [ 227.420723][ T7068] kobject_init_and_add+0x118/0x17c [ 227.421502][ T7068] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.422203][ T7068] gfs2_fill_super+0xdac/0x19e0 [ 227.422981][ T7068] get_tree_bdev+0x358/0x544 [ 227.423672][ T7068] gfs2_get_tree+0x54/0x1b4 [ 227.424368][ T7068] vfs_get_tree+0x90/0x274 [ 227.425040][ T7068] do_new_mount+0x228/0x810 [ 227.425690][ T7068] path_mount+0x5b4/0x1000 [ 227.426347][ T7068] __arm64_sys_mount+0x514/0x5e4 [ 227.427088][ T7068] invoke_syscall+0x98/0x2b8 [ 227.427736][ T7068] el0_svc_common+0x138/0x258 [ 227.428385][ T7068] do_el0_svc+0x58/0x14c [ 227.428981][ T7068] el0_svc+0x78/0x1e0 [ 227.429512][ T7068] el0t_64_sync_handler+0xcc/0xe4 [ 227.430245][ T7068] el0t_64_sync+0x1a0/0x1a4 [ 227.431103][ T7068] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 227.433558][ T7068] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 227.656437][ T7071] loop1: detected capacity change from 0 to 32768 [ 227.694019][ T7071] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 227.695738][ T7071] CPU: 1 PID: 7071 Comm: syz.1.661 Not tainted syzkaller #0 [ 227.696867][ T7071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 227.698493][ T7071] Call trace: [ 227.698988][ T7071] dump_backtrace+0x0/0x43c [ 227.699703][ T7071] show_stack+0x2c/0x3c [ 227.700341][ T7071] __dump_stack+0x30/0x40 [ 227.701026][ T7071] dump_stack_lvl+0xf8/0x160 [ 227.701751][ T7071] dump_stack+0x1c/0x5c [ 227.702412][ T7071] sysfs_create_dir_ns+0x22c/0x24c [ 227.703180][ T7071] kobject_add_internal+0x590/0xc54 [ 227.703946][ T7071] kobject_init_and_add+0x118/0x17c [ 227.704718][ T7071] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.705441][ T7071] gfs2_fill_super+0xdac/0x19e0 [ 227.706157][ T7071] get_tree_bdev+0x358/0x544 [ 227.706823][ T7071] gfs2_get_tree+0x54/0x1b4 [ 227.707497][ T7071] vfs_get_tree+0x90/0x274 [ 227.708165][ T7071] do_new_mount+0x228/0x810 [ 227.708863][ T7071] path_mount+0x5b4/0x1000 [ 227.709510][ T7071] __arm64_sys_mount+0x514/0x5e4 [ 227.710220][ T7071] invoke_syscall+0x98/0x2b8 [ 227.710852][ T7071] el0_svc_common+0x138/0x258 [ 227.711535][ T7071] do_el0_svc+0x58/0x14c [ 227.712162][ T7071] el0_svc+0x78/0x1e0 [ 227.712760][ T7071] el0t_64_sync_handler+0xcc/0xe4 [ 227.713450][ T7071] el0t_64_sync+0x1a0/0x1a4 [ 227.715477][ T7071] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 227.717774][ T7071] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 227.849597][ T7074] loop1: detected capacity change from 0 to 32768 [ 227.946401][ T7074] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 227.948163][ T7074] CPU: 0 PID: 7074 Comm: syz.1.662 Not tainted syzkaller #0 [ 227.949315][ T7074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 227.950825][ T7074] Call trace: [ 227.951325][ T7074] dump_backtrace+0x0/0x43c [ 227.952069][ T7074] show_stack+0x2c/0x3c [ 227.952724][ T7074] __dump_stack+0x30/0x40 [ 227.953349][ T7074] dump_stack_lvl+0xf8/0x160 [ 227.954062][ T7074] dump_stack+0x1c/0x5c [ 227.954816][ T7074] sysfs_create_dir_ns+0x22c/0x24c [ 227.955623][ T7074] kobject_add_internal+0x590/0xc54 [ 227.956445][ T7074] kobject_init_and_add+0x118/0x17c [ 227.957298][ T7074] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.958081][ T7074] gfs2_fill_super+0xdac/0x19e0 [ 227.958833][ T7074] get_tree_bdev+0x358/0x544 [ 227.959554][ T7074] gfs2_get_tree+0x54/0x1b4 [ 227.960230][ T7074] vfs_get_tree+0x90/0x274 [ 227.960881][ T7074] do_new_mount+0x228/0x810 [ 227.961580][ T7074] path_mount+0x5b4/0x1000 [ 227.962226][ T7074] __arm64_sys_mount+0x514/0x5e4 [ 227.962935][ T7074] invoke_syscall+0x98/0x2b8 [ 227.963631][ T7074] el0_svc_common+0x138/0x258 [ 227.964314][ T7074] do_el0_svc+0x58/0x14c [ 227.964933][ T7074] el0_svc+0x78/0x1e0 [ 227.965498][ T7074] el0t_64_sync_handler+0xcc/0xe4 [ 227.966243][ T7074] el0t_64_sync+0x1a0/0x1a4 [ 227.969209][ T7074] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 227.971726][ T7074] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files 1970/01/01 00:03:48 executed programs: 649 [ 228.104830][ T7077] loop1: detected capacity change from 0 to 32768 [ 228.154403][ T7077] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 228.156092][ T7077] CPU: 1 PID: 7077 Comm: syz.1.663 Not tainted syzkaller #0 [ 228.157316][ T7077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 228.159016][ T7077] Call trace: [ 228.159561][ T7077] dump_backtrace+0x0/0x43c [ 228.160323][ T7077] show_stack+0x2c/0x3c [ 228.160985][ T7077] __dump_stack+0x30/0x40 [ 228.161730][ T7077] dump_stack_lvl+0xf8/0x160 [ 228.162462][ T7077] dump_stack+0x1c/0x5c [ 228.163084][ T7077] sysfs_create_dir_ns+0x22c/0x24c [ 228.163873][ T7077] kobject_add_internal+0x590/0xc54 [ 228.164647][ T7077] kobject_init_and_add+0x118/0x17c [ 228.165430][ T7077] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.166105][ T7077] gfs2_fill_super+0xdac/0x19e0 [ 228.166856][ T7077] get_tree_bdev+0x358/0x544 [ 228.167529][ T7077] gfs2_get_tree+0x54/0x1b4 [ 228.168152][ T7077] vfs_get_tree+0x90/0x274 [ 228.168789][ T7077] do_new_mount+0x228/0x810 [ 228.169471][ T7077] path_mount+0x5b4/0x1000 [ 228.170139][ T7077] __arm64_sys_mount+0x514/0x5e4 [ 228.170903][ T7077] invoke_syscall+0x98/0x2b8 [ 228.171550][ T7077] el0_svc_common+0x138/0x258 [ 228.172232][ T7077] do_el0_svc+0x58/0x14c [ 228.172790][ T7077] el0_svc+0x78/0x1e0 [ 228.173448][ T7077] el0t_64_sync_handler+0xcc/0xe4 [ 228.174200][ T7077] el0t_64_sync+0x1a0/0x1a4 [ 228.176549][ T7077] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 228.179159][ T7077] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 228.362398][ T7080] loop1: detected capacity change from 0 to 32768 [ 228.421538][ T7080] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 228.423169][ T7080] CPU: 0 PID: 7080 Comm: syz.1.664 Not tainted syzkaller #0 [ 228.424387][ T7080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 228.425940][ T7080] Call trace: [ 228.426452][ T7080] dump_backtrace+0x0/0x43c [ 228.427137][ T7080] show_stack+0x2c/0x3c [ 228.427775][ T7080] __dump_stack+0x30/0x40 [ 228.428402][ T7080] dump_stack_lvl+0xf8/0x160 [ 228.429087][ T7080] dump_stack+0x1c/0x5c [ 228.429712][ T7080] sysfs_create_dir_ns+0x22c/0x24c [ 228.430478][ T7080] kobject_add_internal+0x590/0xc54 [ 228.431237][ T7080] kobject_init_and_add+0x118/0x17c [ 228.431936][ T7080] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.432667][ T7080] gfs2_fill_super+0xdac/0x19e0 [ 228.433412][ T7080] get_tree_bdev+0x358/0x544 [ 228.434123][ T7080] gfs2_get_tree+0x54/0x1b4 [ 228.434778][ T7080] vfs_get_tree+0x90/0x274 [ 228.435404][ T7080] do_new_mount+0x228/0x810 [ 228.436019][ T7080] path_mount+0x5b4/0x1000 [ 228.436652][ T7080] __arm64_sys_mount+0x514/0x5e4 [ 228.437354][ T7080] invoke_syscall+0x98/0x2b8 [ 228.437998][ T7080] el0_svc_common+0x138/0x258 [ 228.438683][ T7080] do_el0_svc+0x58/0x14c [ 228.439455][ T7080] el0_svc+0x78/0x1e0 [ 228.440041][ T7080] el0t_64_sync_handler+0xcc/0xe4 [ 228.440818][ T7080] el0t_64_sync+0x1a0/0x1a4 [ 228.444748][ T7080] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 228.447166][ T7080] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 228.578213][ T7083] loop1: detected capacity change from 0 to 32768 [ 228.610905][ T7083] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 228.612591][ T7083] CPU: 1 PID: 7083 Comm: syz.1.665 Not tainted syzkaller #0 [ 228.613739][ T7083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 228.615285][ T7083] Call trace: [ 228.615806][ T7083] dump_backtrace+0x0/0x43c [ 228.616444][ T7083] show_stack+0x2c/0x3c [ 228.616993][ T7083] __dump_stack+0x30/0x40 [ 228.617597][ T7083] dump_stack_lvl+0xf8/0x160 [ 228.618245][ T7083] dump_stack+0x1c/0x5c [ 228.618812][ T7083] sysfs_create_dir_ns+0x22c/0x24c [ 228.619502][ T7083] kobject_add_internal+0x590/0xc54 [ 228.620244][ T7083] kobject_init_and_add+0x118/0x17c [ 228.621015][ T7083] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.621697][ T7083] gfs2_fill_super+0xdac/0x19e0 [ 228.622472][ T7083] get_tree_bdev+0x358/0x544 [ 228.623170][ T7083] gfs2_get_tree+0x54/0x1b4 [ 228.623858][ T7083] vfs_get_tree+0x90/0x274 [ 228.624528][ T7083] do_new_mount+0x228/0x810 [ 228.625178][ T7083] path_mount+0x5b4/0x1000 [ 228.625819][ T7083] __arm64_sys_mount+0x514/0x5e4 [ 228.626543][ T7083] invoke_syscall+0x98/0x2b8 [ 228.627250][ T7083] el0_svc_common+0x138/0x258 [ 228.627956][ T7083] do_el0_svc+0x58/0x14c [ 228.628606][ T7083] el0_svc+0x78/0x1e0 [ 228.629168][ T7083] el0t_64_sync_handler+0xcc/0xe4 [ 228.629918][ T7083] el0t_64_sync+0x1a0/0x1a4 [ 228.631366][ T7083] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 228.633779][ T7083] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 228.778058][ T7086] loop1: detected capacity change from 0 to 32768 [ 228.811172][ T7086] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 228.812925][ T7086] CPU: 0 PID: 7086 Comm: syz.1.666 Not tainted syzkaller #0 [ 228.814044][ T7086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 228.815566][ T7086] Call trace: [ 228.816060][ T7086] dump_backtrace+0x0/0x43c [ 228.816812][ T7086] show_stack+0x2c/0x3c [ 228.817425][ T7086] __dump_stack+0x30/0x40 [ 228.818060][ T7086] dump_stack_lvl+0xf8/0x160 [ 228.818768][ T7086] dump_stack+0x1c/0x5c [ 228.819429][ T7086] sysfs_create_dir_ns+0x22c/0x24c [ 228.820207][ T7086] kobject_add_internal+0x590/0xc54 [ 228.821013][ T7086] kobject_init_and_add+0x118/0x17c [ 228.821799][ T7086] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.822535][ T7086] gfs2_fill_super+0xdac/0x19e0 [ 228.823291][ T7086] get_tree_bdev+0x358/0x544 [ 228.824077][ T7086] gfs2_get_tree+0x54/0x1b4 [ 228.824787][ T7086] vfs_get_tree+0x90/0x274 [ 228.825515][ T7086] do_new_mount+0x228/0x810 [ 228.826234][ T7086] path_mount+0x5b4/0x1000 [ 228.826889][ T7086] __arm64_sys_mount+0x514/0x5e4 [ 228.827584][ T7086] invoke_syscall+0x98/0x2b8 [ 228.828272][ T7086] el0_svc_common+0x138/0x258 [ 228.828945][ T7086] do_el0_svc+0x58/0x14c [ 228.829562][ T7086] el0_svc+0x78/0x1e0 [ 228.830126][ T7086] el0t_64_sync_handler+0xcc/0xe4 [ 228.830818][ T7086] el0t_64_sync+0x1a0/0x1a4 [ 228.832933][ T7086] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 228.835263][ T7086] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 229.022840][ T7089] loop1: detected capacity change from 0 to 32768 [ 229.075417][ T7089] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 229.077005][ T7089] CPU: 1 PID: 7089 Comm: syz.1.667 Not tainted syzkaller #0 [ 229.078118][ T7089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 229.079675][ T7089] Call trace: [ 229.080181][ T7089] dump_backtrace+0x0/0x43c [ 229.080852][ T7089] show_stack+0x2c/0x3c [ 229.081467][ T7089] __dump_stack+0x30/0x40 [ 229.082141][ T7089] dump_stack_lvl+0xf8/0x160 [ 229.082843][ T7089] dump_stack+0x1c/0x5c [ 229.083479][ T7089] sysfs_create_dir_ns+0x22c/0x24c [ 229.084247][ T7089] kobject_add_internal+0x590/0xc54 [ 229.085026][ T7089] kobject_init_and_add+0x118/0x17c [ 229.085908][ T7089] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.086676][ T7089] gfs2_fill_super+0xdac/0x19e0 [ 229.087466][ T7089] get_tree_bdev+0x358/0x544 [ 229.088182][ T7089] gfs2_get_tree+0x54/0x1b4 [ 229.088767][ T7089] vfs_get_tree+0x90/0x274 [ 229.089401][ T7089] do_new_mount+0x228/0x810 [ 229.090075][ T7089] path_mount+0x5b4/0x1000 [ 229.090739][ T7089] __arm64_sys_mount+0x514/0x5e4 [ 229.091484][ T7089] invoke_syscall+0x98/0x2b8 [ 229.092151][ T7089] el0_svc_common+0x138/0x258 [ 229.092842][ T7089] do_el0_svc+0x58/0x14c [ 229.093512][ T7089] el0_svc+0x78/0x1e0 [ 229.094147][ T7089] el0t_64_sync_handler+0xcc/0xe4 [ 229.094982][ T7089] el0t_64_sync+0x1a0/0x1a4 [ 229.097290][ T7089] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 229.099576][ T7089] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 229.227906][ T7092] loop1: detected capacity change from 0 to 32768 [ 229.274193][ T7092] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 229.275807][ T7092] CPU: 1 PID: 7092 Comm: syz.1.668 Not tainted syzkaller #0 [ 229.276893][ T7092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 229.278365][ T7092] Call trace: [ 229.278813][ T7092] dump_backtrace+0x0/0x43c [ 229.279453][ T7092] show_stack+0x2c/0x3c [ 229.280063][ T7092] __dump_stack+0x30/0x40 [ 229.280747][ T7092] dump_stack_lvl+0xf8/0x160 [ 229.281393][ T7092] dump_stack+0x1c/0x5c [ 229.282053][ T7092] sysfs_create_dir_ns+0x22c/0x24c [ 229.282847][ T7092] kobject_add_internal+0x590/0xc54 [ 229.283586][ T7092] kobject_init_and_add+0x118/0x17c [ 229.284344][ T7092] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.285055][ T7092] gfs2_fill_super+0xdac/0x19e0 [ 229.285742][ T7092] get_tree_bdev+0x358/0x544 [ 229.286401][ T7092] gfs2_get_tree+0x54/0x1b4 [ 229.287054][ T7092] vfs_get_tree+0x90/0x274 [ 229.287727][ T7092] do_new_mount+0x228/0x810 [ 229.288390][ T7092] path_mount+0x5b4/0x1000 [ 229.289063][ T7092] __arm64_sys_mount+0x514/0x5e4 [ 229.289759][ T7092] invoke_syscall+0x98/0x2b8 [ 229.290445][ T7092] el0_svc_common+0x138/0x258 [ 229.291094][ T7092] do_el0_svc+0x58/0x14c [ 229.291744][ T7092] el0_svc+0x78/0x1e0 [ 229.292348][ T7092] el0t_64_sync_handler+0xcc/0xe4 [ 229.293122][ T7092] el0t_64_sync+0x1a0/0x1a4 [ 229.295385][ T7092] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 229.297783][ T7092] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 229.431450][ T7095] loop1: detected capacity change from 0 to 32768 [ 229.500806][ T7095] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 229.502460][ T7095] CPU: 1 PID: 7095 Comm: syz.1.669 Not tainted syzkaller #0 [ 229.503559][ T7095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 229.505010][ T7095] Call trace: [ 229.505518][ T7095] dump_backtrace+0x0/0x43c [ 229.506194][ T7095] show_stack+0x2c/0x3c [ 229.506829][ T7095] __dump_stack+0x30/0x40 [ 229.507462][ T7095] dump_stack_lvl+0xf8/0x160 [ 229.508147][ T7095] dump_stack+0x1c/0x5c [ 229.508749][ T7095] sysfs_create_dir_ns+0x22c/0x24c [ 229.509457][ T7095] kobject_add_internal+0x590/0xc54 [ 229.510278][ T7095] kobject_init_and_add+0x118/0x17c [ 229.511038][ T7095] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.511744][ T7095] gfs2_fill_super+0xdac/0x19e0 [ 229.512469][ T7095] get_tree_bdev+0x358/0x544 [ 229.513244][ T7095] gfs2_get_tree+0x54/0x1b4 [ 229.513912][ T7095] vfs_get_tree+0x90/0x274 [ 229.514634][ T7095] do_new_mount+0x228/0x810 [ 229.515373][ T7095] path_mount+0x5b4/0x1000 [ 229.516062][ T7095] __arm64_sys_mount+0x514/0x5e4 [ 229.516848][ T7095] invoke_syscall+0x98/0x2b8 [ 229.517552][ T7095] el0_svc_common+0x138/0x258 [ 229.518249][ T7095] do_el0_svc+0x58/0x14c [ 229.518860][ T7095] el0_svc+0x78/0x1e0 [ 229.519442][ T7095] el0t_64_sync_handler+0xcc/0xe4 [ 229.520198][ T7095] el0t_64_sync+0x1a0/0x1a4 [ 229.521616][ T7095] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 229.523900][ T7095] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 229.654339][ T7098] loop1: detected capacity change from 0 to 32768 [ 229.690818][ T7098] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 229.692374][ T7098] CPU: 1 PID: 7098 Comm: syz.1.670 Not tainted syzkaller #0 [ 229.693414][ T7098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 229.694907][ T7098] Call trace: [ 229.695400][ T7098] dump_backtrace+0x0/0x43c [ 229.696027][ T7098] show_stack+0x2c/0x3c [ 229.696702][ T7098] __dump_stack+0x30/0x40 [ 229.697284][ T7098] dump_stack_lvl+0xf8/0x160 [ 229.697947][ T7098] dump_stack+0x1c/0x5c [ 229.698574][ T7098] sysfs_create_dir_ns+0x22c/0x24c [ 229.699342][ T7098] kobject_add_internal+0x590/0xc54 [ 229.700115][ T7098] kobject_init_and_add+0x118/0x17c [ 229.700909][ T7098] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.701631][ T7098] gfs2_fill_super+0xdac/0x19e0 [ 229.702339][ T7098] get_tree_bdev+0x358/0x544 [ 229.703043][ T7098] gfs2_get_tree+0x54/0x1b4 [ 229.703693][ T7098] vfs_get_tree+0x90/0x274 [ 229.704348][ T7098] do_new_mount+0x228/0x810 [ 229.705008][ T7098] path_mount+0x5b4/0x1000 [ 229.705615][ T7098] __arm64_sys_mount+0x514/0x5e4 [ 229.706320][ T7098] invoke_syscall+0x98/0x2b8 [ 229.706961][ T7098] el0_svc_common+0x138/0x258 [ 229.707627][ T7098] do_el0_svc+0x58/0x14c [ 229.708181][ T7098] el0_svc+0x78/0x1e0 [ 229.708737][ T7098] el0t_64_sync_handler+0xcc/0xe4 [ 229.709409][ T7098] el0t_64_sync+0x1a0/0x1a4 [ 229.711630][ T7098] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 229.714254][ T7098] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 229.842608][ T7101] loop1: detected capacity change from 0 to 32768 [ 229.884476][ T7101] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 229.886181][ T7101] CPU: 1 PID: 7101 Comm: syz.1.671 Not tainted syzkaller #0 [ 229.887323][ T7101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 229.888767][ T7101] Call trace: [ 229.889222][ T7101] dump_backtrace+0x0/0x43c [ 229.889907][ T7101] show_stack+0x2c/0x3c [ 229.890510][ T7101] __dump_stack+0x30/0x40 [ 229.891135][ T7101] dump_stack_lvl+0xf8/0x160 [ 229.891816][ T7101] dump_stack+0x1c/0x5c [ 229.892402][ T7101] sysfs_create_dir_ns+0x22c/0x24c [ 229.893244][ T7101] kobject_add_internal+0x590/0xc54 [ 229.893974][ T7101] kobject_init_and_add+0x118/0x17c [ 229.894717][ T7101] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.895382][ T7101] gfs2_fill_super+0xdac/0x19e0 [ 229.896120][ T7101] get_tree_bdev+0x358/0x544 [ 229.896797][ T7101] gfs2_get_tree+0x54/0x1b4 [ 229.897433][ T7101] vfs_get_tree+0x90/0x274 [ 229.898128][ T7101] do_new_mount+0x228/0x810 [ 229.898755][ T7101] path_mount+0x5b4/0x1000 [ 229.899353][ T7101] __arm64_sys_mount+0x514/0x5e4 [ 229.900057][ T7101] invoke_syscall+0x98/0x2b8 [ 229.900715][ T7101] el0_svc_common+0x138/0x258 [ 229.901343][ T7101] do_el0_svc+0x58/0x14c [ 229.901933][ T7101] el0_svc+0x78/0x1e0 [ 229.902506][ T7101] el0t_64_sync_handler+0xcc/0xe4 [ 229.903215][ T7101] el0t_64_sync+0x1a0/0x1a4 [ 229.905333][ T7101] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 229.907684][ T7101] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 230.038016][ T7104] loop1: detected capacity change from 0 to 32768 [ 230.070906][ T7104] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 230.072518][ T7104] CPU: 0 PID: 7104 Comm: syz.1.672 Not tainted syzkaller #0 [ 230.073529][ T7104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 230.074983][ T7104] Call trace: [ 230.075452][ T7104] dump_backtrace+0x0/0x43c [ 230.076146][ T7104] show_stack+0x2c/0x3c [ 230.076739][ T7104] __dump_stack+0x30/0x40 [ 230.077396][ T7104] dump_stack_lvl+0xf8/0x160 [ 230.078084][ T7104] dump_stack+0x1c/0x5c [ 230.078658][ T7104] sysfs_create_dir_ns+0x22c/0x24c [ 230.079407][ T7104] kobject_add_internal+0x590/0xc54 [ 230.080217][ T7104] kobject_init_and_add+0x118/0x17c [ 230.080962][ T7104] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.081631][ T7104] gfs2_fill_super+0xdac/0x19e0 [ 230.082342][ T7104] get_tree_bdev+0x358/0x544 [ 230.083011][ T7104] gfs2_get_tree+0x54/0x1b4 [ 230.083676][ T7104] vfs_get_tree+0x90/0x274 [ 230.084322][ T7104] do_new_mount+0x228/0x810 [ 230.084994][ T7104] path_mount+0x5b4/0x1000 [ 230.085693][ T7104] __arm64_sys_mount+0x514/0x5e4 [ 230.086430][ T7104] invoke_syscall+0x98/0x2b8 [ 230.087107][ T7104] el0_svc_common+0x138/0x258 [ 230.087771][ T7104] do_el0_svc+0x58/0x14c [ 230.088378][ T7104] el0_svc+0x78/0x1e0 [ 230.088925][ T7104] el0t_64_sync_handler+0xcc/0xe4 [ 230.089625][ T7104] el0t_64_sync+0x1a0/0x1a4 [ 230.090551][ T7104] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 230.092828][ T7104] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 230.319980][ T7107] loop1: detected capacity change from 0 to 32768 [ 230.375152][ T7107] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 230.376909][ T7107] CPU: 1 PID: 7107 Comm: syz.1.673 Not tainted syzkaller #0 [ 230.377985][ T7107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 230.379566][ T7107] Call trace: [ 230.380069][ T7107] dump_backtrace+0x0/0x43c [ 230.380778][ T7107] show_stack+0x2c/0x3c [ 230.381459][ T7107] __dump_stack+0x30/0x40 [ 230.382181][ T7107] dump_stack_lvl+0xf8/0x160 [ 230.382931][ T7107] dump_stack+0x1c/0x5c [ 230.383606][ T7107] sysfs_create_dir_ns+0x22c/0x24c [ 230.384377][ T7107] kobject_add_internal+0x590/0xc54 [ 230.385145][ T7107] kobject_init_and_add+0x118/0x17c [ 230.385945][ T7107] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.386753][ T7107] gfs2_fill_super+0xdac/0x19e0 [ 230.387479][ T7107] get_tree_bdev+0x358/0x544 [ 230.388128][ T7107] gfs2_get_tree+0x54/0x1b4 [ 230.388810][ T7107] vfs_get_tree+0x90/0x274 [ 230.389463][ T7107] do_new_mount+0x228/0x810 [ 230.390141][ T7107] path_mount+0x5b4/0x1000 [ 230.390831][ T7107] __arm64_sys_mount+0x514/0x5e4 [ 230.391604][ T7107] invoke_syscall+0x98/0x2b8 [ 230.392333][ T7107] el0_svc_common+0x138/0x258 [ 230.393057][ T7107] do_el0_svc+0x58/0x14c [ 230.393699][ T7107] el0_svc+0x78/0x1e0 [ 230.394329][ T7107] el0t_64_sync_handler+0xcc/0xe4 [ 230.395113][ T7107] el0t_64_sync+0x1a0/0x1a4 [ 230.397285][ T7107] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 230.399946][ T7107] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 230.584798][ T7110] loop1: detected capacity change from 0 to 32768 [ 230.636075][ T7110] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 230.637715][ T7110] CPU: 0 PID: 7110 Comm: syz.1.674 Not tainted syzkaller #0 [ 230.638781][ T7110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 230.640204][ T7110] Call trace: [ 230.640718][ T7110] dump_backtrace+0x0/0x43c [ 230.641430][ T7110] show_stack+0x2c/0x3c [ 230.642029][ T7110] __dump_stack+0x30/0x40 [ 230.642667][ T7110] dump_stack_lvl+0xf8/0x160 [ 230.643451][ T7110] dump_stack+0x1c/0x5c [ 230.644047][ T7110] sysfs_create_dir_ns+0x22c/0x24c [ 230.644759][ T7110] kobject_add_internal+0x590/0xc54 [ 230.645545][ T7110] kobject_init_and_add+0x118/0x17c [ 230.646361][ T7110] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.647066][ T7110] gfs2_fill_super+0xdac/0x19e0 [ 230.647740][ T7110] get_tree_bdev+0x358/0x544 [ 230.648406][ T7110] gfs2_get_tree+0x54/0x1b4 [ 230.649072][ T7110] vfs_get_tree+0x90/0x274 [ 230.649741][ T7110] do_new_mount+0x228/0x810 [ 230.650401][ T7110] path_mount+0x5b4/0x1000 [ 230.651022][ T7110] __arm64_sys_mount+0x514/0x5e4 [ 230.651742][ T7110] invoke_syscall+0x98/0x2b8 [ 230.652450][ T7110] el0_svc_common+0x138/0x258 [ 230.653153][ T7110] do_el0_svc+0x58/0x14c [ 230.653859][ T7110] el0_svc+0x78/0x1e0 [ 230.654488][ T7110] el0t_64_sync_handler+0xcc/0xe4 [ 230.655276][ T7110] el0t_64_sync+0x1a0/0x1a4 [ 230.656750][ T7110] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 230.659330][ T7110] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 230.799803][ T7113] loop1: detected capacity change from 0 to 32768 [ 230.854905][ T7113] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 230.856638][ T7113] CPU: 1 PID: 7113 Comm: syz.1.675 Not tainted syzkaller #0 [ 230.857844][ T7113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 230.859445][ T7113] Call trace: [ 230.859992][ T7113] dump_backtrace+0x0/0x43c [ 230.860726][ T7113] show_stack+0x2c/0x3c [ 230.861372][ T7113] __dump_stack+0x30/0x40 [ 230.862067][ T7113] dump_stack_lvl+0xf8/0x160 [ 230.862745][ T7113] dump_stack+0x1c/0x5c [ 230.863426][ T7113] sysfs_create_dir_ns+0x22c/0x24c [ 230.864190][ T7113] kobject_add_internal+0x590/0xc54 [ 230.864978][ T7113] kobject_init_and_add+0x118/0x17c [ 230.865794][ T7113] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.866516][ T7113] gfs2_fill_super+0xdac/0x19e0 [ 230.867286][ T7113] get_tree_bdev+0x358/0x544 [ 230.867975][ T7113] gfs2_get_tree+0x54/0x1b4 [ 230.868662][ T7113] vfs_get_tree+0x90/0x274 [ 230.869339][ T7113] do_new_mount+0x228/0x810 [ 230.870003][ T7113] path_mount+0x5b4/0x1000 [ 230.870651][ T7113] __arm64_sys_mount+0x514/0x5e4 [ 230.871492][ T7113] invoke_syscall+0x98/0x2b8 [ 230.872323][ T7113] el0_svc_common+0x138/0x258 [ 230.873056][ T7113] do_el0_svc+0x58/0x14c [ 230.873712][ T7113] el0_svc+0x78/0x1e0 [ 230.874286][ T7113] el0t_64_sync_handler+0xcc/0xe4 [ 230.875059][ T7113] el0t_64_sync+0x1a0/0x1a4 [ 230.877306][ T7113] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 230.879891][ T7113] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 231.010032][ T7116] loop1: detected capacity change from 0 to 32768 [ 231.050856][ T7116] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 231.052526][ T7116] CPU: 1 PID: 7116 Comm: syz.1.676 Not tainted syzkaller #0 [ 231.053614][ T7116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 231.055039][ T7116] Call trace: [ 231.055511][ T7116] dump_backtrace+0x0/0x43c [ 231.056157][ T7116] show_stack+0x2c/0x3c [ 231.056733][ T7116] __dump_stack+0x30/0x40 [ 231.057394][ T7116] dump_stack_lvl+0xf8/0x160 [ 231.058053][ T7116] dump_stack+0x1c/0x5c [ 231.058657][ T7116] sysfs_create_dir_ns+0x22c/0x24c [ 231.059384][ T7116] kobject_add_internal+0x590/0xc54 [ 231.060139][ T7116] kobject_init_and_add+0x118/0x17c [ 231.060897][ T7116] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.061578][ T7116] gfs2_fill_super+0xdac/0x19e0 [ 231.062270][ T7116] get_tree_bdev+0x358/0x544 [ 231.062953][ T7116] gfs2_get_tree+0x54/0x1b4 [ 231.063614][ T7116] vfs_get_tree+0x90/0x274 [ 231.064194][ T7116] do_new_mount+0x228/0x810 [ 231.064854][ T7116] path_mount+0x5b4/0x1000 [ 231.065463][ T7116] __arm64_sys_mount+0x514/0x5e4 [ 231.066242][ T7116] invoke_syscall+0x98/0x2b8 [ 231.066921][ T7116] el0_svc_common+0x138/0x258 [ 231.067585][ T7116] do_el0_svc+0x58/0x14c [ 231.068235][ T7116] el0_svc+0x78/0x1e0 [ 231.068843][ T7116] el0t_64_sync_handler+0xcc/0xe4 [ 231.069540][ T7116] el0t_64_sync+0x1a0/0x1a4 [ 231.070927][ T7116] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 231.073470][ T7116] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 231.210123][ T7119] loop1: detected capacity change from 0 to 32768 [ 231.217578][ T7119] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 231.219151][ T7119] CPU: 0 PID: 7119 Comm: syz.1.677 Not tainted syzkaller #0 [ 231.220338][ T7119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 231.221907][ T7119] Call trace: [ 231.222352][ T7119] dump_backtrace+0x0/0x43c [ 231.223010][ T7119] show_stack+0x2c/0x3c [ 231.223643][ T7119] __dump_stack+0x30/0x40 [ 231.224285][ T7119] dump_stack_lvl+0xf8/0x160 [ 231.224972][ T7119] dump_stack+0x1c/0x5c [ 231.225581][ T7119] sysfs_create_dir_ns+0x22c/0x24c [ 231.226336][ T7119] kobject_add_internal+0x590/0xc54 [ 231.227117][ T7119] kobject_init_and_add+0x118/0x17c [ 231.227868][ T7119] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.228585][ T7119] gfs2_fill_super+0xdac/0x19e0 [ 231.229239][ T7119] get_tree_bdev+0x358/0x544 [ 231.229833][ T7119] gfs2_get_tree+0x54/0x1b4 [ 231.230441][ T7119] vfs_get_tree+0x90/0x274 [ 231.231054][ T7119] do_new_mount+0x228/0x810 [ 231.231644][ T7119] path_mount+0x5b4/0x1000 [ 231.232263][ T7119] __arm64_sys_mount+0x514/0x5e4 [ 231.233049][ T7119] invoke_syscall+0x98/0x2b8 [ 231.233675][ T7119] el0_svc_common+0x138/0x258 [ 231.234388][ T7119] do_el0_svc+0x58/0x14c [ 231.234986][ T7119] el0_svc+0x78/0x1e0 [ 231.235634][ T7119] el0t_64_sync_handler+0xcc/0xe4 [ 231.236342][ T7119] el0t_64_sync+0x1a0/0x1a4 [ 231.238192][ T7119] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 231.240731][ T7119] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 231.367416][ T7122] loop1: detected capacity change from 0 to 32768 [ 231.404492][ T7122] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 231.406170][ T7122] CPU: 0 PID: 7122 Comm: syz.1.678 Not tainted syzkaller #0 [ 231.407341][ T7122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 231.408892][ T7122] Call trace: [ 231.409399][ T7122] dump_backtrace+0x0/0x43c [ 231.410059][ T7122] show_stack+0x2c/0x3c [ 231.410679][ T7122] __dump_stack+0x30/0x40 [ 231.411329][ T7122] dump_stack_lvl+0xf8/0x160 [ 231.412066][ T7122] dump_stack+0x1c/0x5c [ 231.412748][ T7122] sysfs_create_dir_ns+0x22c/0x24c [ 231.413610][ T7122] kobject_add_internal+0x590/0xc54 [ 231.414419][ T7122] kobject_init_and_add+0x118/0x17c [ 231.415310][ T7122] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.416040][ T7122] gfs2_fill_super+0xdac/0x19e0 [ 231.416770][ T7122] get_tree_bdev+0x358/0x544 [ 231.417491][ T7122] gfs2_get_tree+0x54/0x1b4 [ 231.418135][ T7122] vfs_get_tree+0x90/0x274 [ 231.418748][ T7122] do_new_mount+0x228/0x810 [ 231.419411][ T7122] path_mount+0x5b4/0x1000 [ 231.420030][ T7122] __arm64_sys_mount+0x514/0x5e4 [ 231.420708][ T7122] invoke_syscall+0x98/0x2b8 [ 231.421337][ T7122] el0_svc_common+0x138/0x258 [ 231.422013][ T7122] do_el0_svc+0x58/0x14c [ 231.422610][ T7122] el0_svc+0x78/0x1e0 [ 231.423174][ T7122] el0t_64_sync_handler+0xcc/0xe4 [ 231.423924][ T7122] el0t_64_sync+0x1a0/0x1a4 [ 231.427137][ T7122] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 231.429534][ T7122] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 231.565823][ T7125] loop1: detected capacity change from 0 to 32768 [ 231.574555][ T7125] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 231.576140][ T7125] CPU: 0 PID: 7125 Comm: syz.1.679 Not tainted syzkaller #0 [ 231.577250][ T7125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 231.578730][ T7125] Call trace: [ 231.579187][ T7125] dump_backtrace+0x0/0x43c [ 231.579802][ T7125] show_stack+0x2c/0x3c [ 231.580458][ T7125] __dump_stack+0x30/0x40 [ 231.581096][ T7125] dump_stack_lvl+0xf8/0x160 [ 231.581744][ T7125] dump_stack+0x1c/0x5c [ 231.582339][ T7125] sysfs_create_dir_ns+0x22c/0x24c [ 231.583147][ T7125] kobject_add_internal+0x590/0xc54 [ 231.583862][ T7125] kobject_init_and_add+0x118/0x17c [ 231.584635][ T7125] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.585323][ T7125] gfs2_fill_super+0xdac/0x19e0 [ 231.586006][ T7125] get_tree_bdev+0x358/0x544 [ 231.586657][ T7125] gfs2_get_tree+0x54/0x1b4 [ 231.587313][ T7125] vfs_get_tree+0x90/0x274 [ 231.587975][ T7125] do_new_mount+0x228/0x810 [ 231.588598][ T7125] path_mount+0x5b4/0x1000 [ 231.589221][ T7125] __arm64_sys_mount+0x514/0x5e4 [ 231.589924][ T7125] invoke_syscall+0x98/0x2b8 [ 231.590608][ T7125] el0_svc_common+0x138/0x258 [ 231.591299][ T7125] do_el0_svc+0x58/0x14c [ 231.591883][ T7125] el0_svc+0x78/0x1e0 [ 231.592380][ T7125] el0t_64_sync_handler+0xcc/0xe4 [ 231.593087][ T7125] el0t_64_sync+0x1a0/0x1a4 [ 231.595187][ T7125] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 231.597611][ T7125] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 231.727162][ T7128] loop1: detected capacity change from 0 to 32768 [ 231.774513][ T7128] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 231.776236][ T7128] CPU: 0 PID: 7128 Comm: syz.1.680 Not tainted syzkaller #0 [ 231.777350][ T7128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 231.778853][ T7128] Call trace: [ 231.779336][ T7128] dump_backtrace+0x0/0x43c [ 231.780006][ T7128] show_stack+0x2c/0x3c [ 231.780630][ T7128] __dump_stack+0x30/0x40 [ 231.781264][ T7128] dump_stack_lvl+0xf8/0x160 [ 231.781915][ T7128] dump_stack+0x1c/0x5c [ 231.782547][ T7128] sysfs_create_dir_ns+0x22c/0x24c [ 231.783310][ T7128] kobject_add_internal+0x590/0xc54 [ 231.784118][ T7128] kobject_init_and_add+0x118/0x17c [ 231.784905][ T7128] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.785579][ T7128] gfs2_fill_super+0xdac/0x19e0 [ 231.786299][ T7128] get_tree_bdev+0x358/0x544 [ 231.786999][ T7128] gfs2_get_tree+0x54/0x1b4 [ 231.787620][ T7128] vfs_get_tree+0x90/0x274 [ 231.788251][ T7128] do_new_mount+0x228/0x810 [ 231.788875][ T7128] path_mount+0x5b4/0x1000 [ 231.789506][ T7128] __arm64_sys_mount+0x514/0x5e4 [ 231.790246][ T7128] invoke_syscall+0x98/0x2b8 [ 231.790908][ T7128] el0_svc_common+0x138/0x258 [ 231.791595][ T7128] do_el0_svc+0x58/0x14c [ 231.792210][ T7128] el0_svc+0x78/0x1e0 [ 231.792833][ T7128] el0t_64_sync_handler+0xcc/0xe4 [ 231.793532][ T7128] el0t_64_sync+0x1a0/0x1a4 [ 231.794347][ T7128] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 231.796670][ T7128] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 231.983762][ T7131] loop1: detected capacity change from 0 to 32768 [ 232.024739][ T7131] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 232.026323][ T7131] CPU: 1 PID: 7131 Comm: syz.1.681 Not tainted syzkaller #0 [ 232.027438][ T7131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 232.028938][ T7131] Call trace: [ 232.029455][ T7131] dump_backtrace+0x0/0x43c [ 232.030166][ T7131] show_stack+0x2c/0x3c [ 232.030837][ T7131] __dump_stack+0x30/0x40 [ 232.031502][ T7131] dump_stack_lvl+0xf8/0x160 [ 232.032204][ T7131] dump_stack+0x1c/0x5c [ 232.032862][ T7131] sysfs_create_dir_ns+0x22c/0x24c [ 232.033713][ T7131] kobject_add_internal+0x590/0xc54 [ 232.034503][ T7131] kobject_init_and_add+0x118/0x17c [ 232.035281][ T7131] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.035999][ T7131] gfs2_fill_super+0xdac/0x19e0 [ 232.036712][ T7131] get_tree_bdev+0x358/0x544 [ 232.037422][ T7131] gfs2_get_tree+0x54/0x1b4 [ 232.038101][ T7131] vfs_get_tree+0x90/0x274 [ 232.038770][ T7131] do_new_mount+0x228/0x810 [ 232.039482][ T7131] path_mount+0x5b4/0x1000 [ 232.040147][ T7131] __arm64_sys_mount+0x514/0x5e4 [ 232.040867][ T7131] invoke_syscall+0x98/0x2b8 [ 232.041604][ T7131] el0_svc_common+0x138/0x258 [ 232.042324][ T7131] do_el0_svc+0x58/0x14c [ 232.042974][ T7131] el0_svc+0x78/0x1e0 [ 232.043590][ T7131] el0t_64_sync_handler+0xcc/0xe4 [ 232.044341][ T7131] el0t_64_sync+0x1a0/0x1a4 [ 232.045115][ T7131] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 232.047464][ T7131] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 232.182285][ T7134] loop1: detected capacity change from 0 to 32768 [ 232.189235][ T7134] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 232.191284][ T7134] CPU: 0 PID: 7134 Comm: syz.1.682 Not tainted syzkaller #0 [ 232.192425][ T7134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 232.193949][ T7134] Call trace: [ 232.194432][ T7134] dump_backtrace+0x0/0x43c [ 232.195114][ T7134] show_stack+0x2c/0x3c [ 232.195690][ T7134] __dump_stack+0x30/0x40 [ 232.196338][ T7134] dump_stack_lvl+0xf8/0x160 [ 232.196976][ T7134] dump_stack+0x1c/0x5c [ 232.197585][ T7134] sysfs_create_dir_ns+0x22c/0x24c [ 232.198311][ T7134] kobject_add_internal+0x590/0xc54 [ 232.199121][ T7134] kobject_init_and_add+0x118/0x17c [ 232.199868][ T7134] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.200594][ T7134] gfs2_fill_super+0xdac/0x19e0 [ 232.201308][ T7134] get_tree_bdev+0x358/0x544 [ 232.201948][ T7134] gfs2_get_tree+0x54/0x1b4 [ 232.202580][ T7134] vfs_get_tree+0x90/0x274 [ 232.203183][ T7134] do_new_mount+0x228/0x810 [ 232.203809][ T7134] path_mount+0x5b4/0x1000 [ 232.204429][ T7134] __arm64_sys_mount+0x514/0x5e4 [ 232.205117][ T7134] invoke_syscall+0x98/0x2b8 [ 232.205794][ T7134] el0_svc_common+0x138/0x258 [ 232.206494][ T7134] do_el0_svc+0x58/0x14c [ 232.207154][ T7134] el0_svc+0x78/0x1e0 [ 232.207677][ T7134] el0t_64_sync_handler+0xcc/0xe4 [ 232.208416][ T7134] el0t_64_sync+0x1a0/0x1a4 [ 232.210867][ T7134] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 232.213272][ T7134] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 232.351445][ T7137] loop1: detected capacity change from 0 to 32768 [ 232.400972][ T7137] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 232.402628][ T7137] CPU: 1 PID: 7137 Comm: syz.1.683 Not tainted syzkaller #0 [ 232.403762][ T7137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 232.405163][ T7137] Call trace: [ 232.405663][ T7137] dump_backtrace+0x0/0x43c [ 232.406348][ T7137] show_stack+0x2c/0x3c [ 232.406937][ T7137] __dump_stack+0x30/0x40 [ 232.407501][ T7137] dump_stack_lvl+0xf8/0x160 [ 232.408116][ T7137] dump_stack+0x1c/0x5c [ 232.408646][ T7137] sysfs_create_dir_ns+0x22c/0x24c [ 232.409411][ T7137] kobject_add_internal+0x590/0xc54 [ 232.410167][ T7137] kobject_init_and_add+0x118/0x17c [ 232.410983][ T7137] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.411690][ T7137] gfs2_fill_super+0xdac/0x19e0 [ 232.412428][ T7137] get_tree_bdev+0x358/0x544 [ 232.413139][ T7137] gfs2_get_tree+0x54/0x1b4 [ 232.413789][ T7137] vfs_get_tree+0x90/0x274 [ 232.414424][ T7137] do_new_mount+0x228/0x810 [ 232.415046][ T7137] path_mount+0x5b4/0x1000 [ 232.415653][ T7137] __arm64_sys_mount+0x514/0x5e4 [ 232.416326][ T7137] invoke_syscall+0x98/0x2b8 [ 232.416949][ T7137] el0_svc_common+0x138/0x258 [ 232.417609][ T7137] do_el0_svc+0x58/0x14c [ 232.418217][ T7137] el0_svc+0x78/0x1e0 [ 232.418751][ T7137] el0t_64_sync_handler+0xcc/0xe4 [ 232.419470][ T7137] el0t_64_sync+0x1a0/0x1a4 [ 232.420735][ T7137] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 232.423101][ T7137] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 232.556302][ T7140] loop1: detected capacity change from 0 to 32768 [ 232.563540][ T7140] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 232.565139][ T7140] CPU: 1 PID: 7140 Comm: syz.1.684 Not tainted syzkaller #0 [ 232.566237][ T7140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 232.567736][ T7140] Call trace: [ 232.568181][ T7140] dump_backtrace+0x0/0x43c [ 232.568806][ T7140] show_stack+0x2c/0x3c [ 232.569368][ T7140] __dump_stack+0x30/0x40 [ 232.570051][ T7140] dump_stack_lvl+0xf8/0x160 [ 232.570749][ T7140] dump_stack+0x1c/0x5c [ 232.571344][ T7140] sysfs_create_dir_ns+0x22c/0x24c [ 232.572054][ T7140] kobject_add_internal+0x590/0xc54 [ 232.572848][ T7140] kobject_init_and_add+0x118/0x17c [ 232.573610][ T7140] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.574352][ T7140] gfs2_fill_super+0xdac/0x19e0 [ 232.575068][ T7140] get_tree_bdev+0x358/0x544 [ 232.575731][ T7140] gfs2_get_tree+0x54/0x1b4 [ 232.576446][ T7140] vfs_get_tree+0x90/0x274 [ 232.577157][ T7140] do_new_mount+0x228/0x810 [ 232.577831][ T7140] path_mount+0x5b4/0x1000 [ 232.578495][ T7140] __arm64_sys_mount+0x514/0x5e4 [ 232.579257][ T7140] invoke_syscall+0x98/0x2b8 [ 232.579949][ T7140] el0_svc_common+0x138/0x258 [ 232.580645][ T7140] do_el0_svc+0x58/0x14c [ 232.581281][ T7140] el0_svc+0x78/0x1e0 [ 232.581930][ T7140] el0t_64_sync_handler+0xcc/0xe4 [ 232.582691][ T7140] el0t_64_sync+0x1a0/0x1a4 [ 232.586619][ T7140] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 232.588975][ T7140] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 232.722540][ T7143] loop1: detected capacity change from 0 to 32768 [ 232.771330][ T7143] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 232.772896][ T7143] CPU: 1 PID: 7143 Comm: syz.1.685 Not tainted syzkaller #0 [ 232.773941][ T7143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 232.775395][ T7143] Call trace: [ 232.775853][ T7143] dump_backtrace+0x0/0x43c [ 232.776561][ T7143] show_stack+0x2c/0x3c [ 232.777169][ T7143] __dump_stack+0x30/0x40 [ 232.777760][ T7143] dump_stack_lvl+0xf8/0x160 [ 232.778455][ T7143] dump_stack+0x1c/0x5c [ 232.779062][ T7143] sysfs_create_dir_ns+0x22c/0x24c [ 232.779739][ T7143] kobject_add_internal+0x590/0xc54 [ 232.780524][ T7143] kobject_init_and_add+0x118/0x17c [ 232.781304][ T7143] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.781990][ T7143] gfs2_fill_super+0xdac/0x19e0 [ 232.782736][ T7143] get_tree_bdev+0x358/0x544 [ 232.783427][ T7143] gfs2_get_tree+0x54/0x1b4 [ 232.784088][ T7143] vfs_get_tree+0x90/0x274 [ 232.784718][ T7143] do_new_mount+0x228/0x810 [ 232.785316][ T7143] path_mount+0x5b4/0x1000 [ 232.785998][ T7143] __arm64_sys_mount+0x514/0x5e4 [ 232.786692][ T7143] invoke_syscall+0x98/0x2b8 [ 232.787332][ T7143] el0_svc_common+0x138/0x258 [ 232.788010][ T7143] do_el0_svc+0x58/0x14c [ 232.788680][ T7143] el0_svc+0x78/0x1e0 [ 232.789244][ T7143] el0t_64_sync_handler+0xcc/0xe4 [ 232.789978][ T7143] el0t_64_sync+0x1a0/0x1a4 [ 232.791335][ T7143] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 232.793564][ T7143] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 232.928985][ T7146] loop1: detected capacity change from 0 to 32768 [ 232.936501][ T7146] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 232.938071][ T7146] CPU: 1 PID: 7146 Comm: syz.1.686 Not tainted syzkaller #0 [ 232.939099][ T7146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 232.940543][ T7146] Call trace: [ 232.941039][ T7146] dump_backtrace+0x0/0x43c [ 232.941691][ T7146] show_stack+0x2c/0x3c [ 232.942372][ T7146] __dump_stack+0x30/0x40 [ 232.943055][ T7146] dump_stack_lvl+0xf8/0x160 [ 232.943801][ T7146] dump_stack+0x1c/0x5c [ 232.944426][ T7146] sysfs_create_dir_ns+0x22c/0x24c [ 232.945161][ T7146] kobject_add_internal+0x590/0xc54 [ 232.945954][ T7146] kobject_init_and_add+0x118/0x17c [ 232.946726][ T7146] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.947511][ T7146] gfs2_fill_super+0xdac/0x19e0 [ 232.948230][ T7146] get_tree_bdev+0x358/0x544 [ 232.949026][ T7146] gfs2_get_tree+0x54/0x1b4 [ 232.949810][ T7146] vfs_get_tree+0x90/0x274 [ 232.950537][ T7146] do_new_mount+0x228/0x810 [ 232.951198][ T7146] path_mount+0x5b4/0x1000 [ 232.951912][ T7146] __arm64_sys_mount+0x514/0x5e4 [ 232.952628][ T7146] invoke_syscall+0x98/0x2b8 [ 232.953316][ T7146] el0_svc_common+0x138/0x258 [ 232.954016][ T7146] do_el0_svc+0x58/0x14c [ 232.954612][ T7146] el0_svc+0x78/0x1e0 [ 232.955235][ T7146] el0t_64_sync_handler+0xcc/0xe4 [ 232.955941][ T7146] el0t_64_sync+0x1a0/0x1a4 [ 232.956743][ T7146] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 232.959079][ T7146] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files 1970/01/01 00:03:53 executed programs: 673 [ 233.121001][ T7149] loop1: detected capacity change from 0 to 32768 [ 233.128288][ T7149] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 233.130195][ T7149] CPU: 0 PID: 7149 Comm: syz.1.687 Not tainted syzkaller #0 [ 233.131308][ T7149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 233.132782][ T7149] Call trace: [ 233.133272][ T7149] dump_backtrace+0x0/0x43c [ 233.133957][ T7149] show_stack+0x2c/0x3c [ 233.134566][ T7149] __dump_stack+0x30/0x40 [ 233.135260][ T7149] dump_stack_lvl+0xf8/0x160 [ 233.135997][ T7149] dump_stack+0x1c/0x5c [ 233.136637][ T7149] sysfs_create_dir_ns+0x22c/0x24c [ 233.137355][ T7149] kobject_add_internal+0x590/0xc54 [ 233.138143][ T7149] kobject_init_and_add+0x118/0x17c [ 233.138898][ T7149] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.139561][ T7149] gfs2_fill_super+0xdac/0x19e0 [ 233.140323][ T7149] get_tree_bdev+0x358/0x544 [ 233.141072][ T7149] gfs2_get_tree+0x54/0x1b4 [ 233.141743][ T7149] vfs_get_tree+0x90/0x274 [ 233.142355][ T7149] do_new_mount+0x228/0x810 [ 233.143026][ T7149] path_mount+0x5b4/0x1000 [ 233.143693][ T7149] __arm64_sys_mount+0x514/0x5e4 [ 233.144456][ T7149] invoke_syscall+0x98/0x2b8 [ 233.145127][ T7149] el0_svc_common+0x138/0x258 [ 233.145787][ T7149] do_el0_svc+0x58/0x14c [ 233.146379][ T7149] el0_svc+0x78/0x1e0 [ 233.146956][ T7149] el0t_64_sync_handler+0xcc/0xe4 [ 233.147695][ T7149] el0t_64_sync+0x1a0/0x1a4 [ 233.152369][ T7149] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 233.154879][ T7149] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 233.286144][ T7152] loop1: detected capacity change from 0 to 32768 [ 233.294705][ T7152] sysfs: cannot create duplicate filename '/fs/gfs2/__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9' [ 233.296442][ T7152] CPU: 0 PID: 7152 Comm: syz.1.688 Not tainted syzkaller #0 [ 233.297538][ T7152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 233.299109][ T7152] Call trace: [ 233.299567][ T7152] dump_backtrace+0x0/0x43c [ 233.300268][ T7152] show_stack+0x2c/0x3c [ 233.300875][ T7152] __dump_stack+0x30/0x40 [ 233.301424][ T7152] dump_stack_lvl+0xf8/0x160 [ 233.302003][ T7152] dump_stack+0x1c/0x5c [ 233.302689][ T7152] sysfs_create_dir_ns+0x22c/0x24c [ 233.303484][ T7152] kobject_add_internal+0x590/0xc54 [ 233.304263][ T7152] kobject_init_and_add+0x118/0x17c [ 233.304998][ T7152] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.305701][ T7152] gfs2_fill_super+0xdac/0x19e0 [ 233.306399][ T7152] get_tree_bdev+0x358/0x544 [ 233.307097][ T7152] gfs2_get_tree+0x54/0x1b4 [ 233.307741][ T7152] vfs_get_tree+0x90/0x274 [ 233.308408][ T7152] do_new_mount+0x228/0x810 [ 233.309077][ T7152] path_mount+0x5b4/0x1000 [ 233.309732][ T7152] __arm64_sys_mount+0x514/0x5e4 [ 233.310469][ T7152] invoke_syscall+0x98/0x2b8 [ 233.311102][ T7152] el0_svc_common+0x138/0x258 [ 233.311784][ T7152] do_el0_svc+0x58/0x14c [ 233.312342][ T7152] el0_svc+0x78/0x1e0 [ 233.312885][ T7152] el0t_64_sync_handler+0xcc/0xe4 [ 233.313607][ T7152] el0t_64_sync+0x1a0/0x1a4 [ 233.315179][ T7152] kobject_add_internal failed for __Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9 with -EEXIST, don't try to register things with the same name in the same directory. [ 233.317816][ T7152] gfs2: fsid=__Š°"_½z#²˱1Ä ¢ “I¡3ØÆÆåwÕÊ‚X9: error -17 adding sysfs files [ 233.459875][ T27] INFO: task syz-executor:4837 blocked for more than 143 seconds. [ 233.461160][ T27] Not tainted syzkaller #0 [ 233.461909][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 233.463237][ T27] task:syz-executor state:D stack: 0 pid: 4837 ppid: 1 flags:0x00000001 [ 233.464533][ T27] Call trace: [ 233.464999][ T27] __switch_to+0x2f4/0x558 [ 233.465654][ T27] __schedule+0xe08/0x1bf8 [ 233.466298][ T27] schedule+0x11c/0x1c8 [ 233.466915][ T27] bit_wait+0x1c/0xac [ 233.467530][ T27] out_of_line_wait_on_bit+0x15c/0x200 [ 233.468318][ T27] gfs2_glock_nq+0x8f8/0x141c [ 233.469006][ T27] __gfs2_lookup+0x110/0x268 [ 233.472050][ T27] gfs2_lookup+0x2c/0x3c [ 233.472767][ T27] __lookup_slow+0x24c/0x380 [ 233.473533][ T27] lookup_slow+0x5c/0x80 [ 233.474181][ T27] walk_component+0x2b0/0x3a8 [ 233.474852][ T27] path_lookupat+0x13c/0x3d0 [ 233.475550][ T27] filename_lookup+0x180/0x414 [ 233.476260][ T27] user_path_at_empty+0x5c/0x1a0 [ 233.476980][ T27] __arm64_sys_umount+0xf4/0x178 [ 233.477663][ T27] invoke_syscall+0x98/0x2b8 [ 233.478320][ T27] el0_svc_common+0x138/0x258 [ 233.478986][ T27] do_el0_svc+0x58/0x14c [ 233.480211][ T27] el0_svc+0x78/0x1e0 [ 233.480857][ T27] el0t_64_sync_handler+0xcc/0xe4 [ 233.481673][ T27] el0t_64_sync+0x1a0/0x1a4 [ 233.482376][ T27] [ 233.482376][ T27] Showing all locks held in the system: [ 233.483428][ T27] 1 lock held by khungtaskd/27: [ 233.484109][ T27] #0: ffff800014361520 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 233.485434][ T27] 2 locks held by getty/3801: [ 233.486062][ T27] #0: ffff0000d3749098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 233.487478][ T27] #1: ffff80001bc2b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2f0/0xf6c [ 233.489080][ T27] 1 lock held by syz-executor/4837: [ 233.491556][ T27] #0: ffff0000de3cb790 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x4c/0x80 [ 233.493540][ T27] 3 locks held by syz.1.689/7155: [ 233.494394][ T27] [ 233.494749][ T27] ============================================= [ 233.494749][ T27] [ 233.496006][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 233.496936][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 [ 233.497936][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 233.499428][ T27] Call trace: [ 233.499936][ T27] dump_backtrace+0x0/0x43c [ 233.500613][ T27] show_stack+0x2c/0x3c [ 233.501243][ T27] __dump_stack+0x30/0x40 [ 233.501883][ T27] dump_stack_lvl+0xf8/0x160 [ 233.502574][ T27] dump_stack+0x1c/0x5c [ 233.503211][ T27] panic+0x2e4/0x854 [ 233.503772][ T27] hung_task_panic+0x0/0x2c [ 233.504462][ T27] kthread+0x374/0x454 [ 233.505034][ T27] ret_from_fork+0x10/0x20 [ 233.505694][ T27] SMP: stopping secondary CPUs [ 233.506420][ T27] Kernel Offset: disabled [ 233.507100][ T27] CPU features: 0x8,000003c1,7d33ffd9 [ 233.507914][ T27] Memory Limit: none [ 233.812373][ T27] Rebooting in 86400 seconds..