d for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 198.194167][ T5565] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 198.608621][ T5568] loop1: detected capacity change from 0 to 32768 [ 198.618096][ T5568] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 198.620283][ T5568] CPU: 0 PID: 5568 Comm: syz.1.232 Not tainted 5.15.183-syzkaller #0 [ 198.622592][ T5568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 198.625666][ T5568] Call trace: [ 198.626590][ T5568] dump_backtrace+0x0/0x43c [ 198.627855][ T5568] show_stack+0x2c/0x3c [ 198.629067][ T5568] __dump_stack+0x30/0x40 [ 198.630309][ T5568] dump_stack_lvl+0xf8/0x160 [ 198.631623][ T5568] dump_stack+0x1c/0x5c [ 198.632783][ T5568] sysfs_create_dir_ns+0x22c/0x24c [ 198.634111][ T5568] kobject_add_internal+0x590/0xc54 [ 198.635578][ T5568] kobject_init_and_add+0x118/0x17c [ 198.637018][ T5568] gfs2_sys_fs_add+0x1dc/0x3d8 [ 198.638346][ T5568] gfs2_fill_super+0xdac/0x19e0 [ 198.639799][ T5568] get_tree_bdev+0x358/0x544 [ 198.641175][ T5568] gfs2_get_tree+0x54/0x1b4 [ 198.642417][ T5568] vfs_get_tree+0x90/0x274 [ 198.643590][ T5568] do_new_mount+0x228/0x810 [ 198.644813][ T5568] path_mount+0x5b4/0x1000 [ 198.646163][ T5568] __arm64_sys_mount+0x514/0x5e4 [ 198.647583][ T5568] invoke_syscall+0x98/0x2b8 [ 198.648844][ T5568] el0_svc_common+0x138/0x258 [ 198.650150][ T5568] do_el0_svc+0x58/0x14c [ 198.651357][ T5568] el0_svc+0x78/0x1e0 [ 198.652521][ T5568] el0t_64_sync_handler+0xcc/0xe4 [ 198.654001][ T5568] el0t_64_sync+0x1a0/0x1a4 [ 198.657981][ T5568] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 198.661780][ T5568] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 199.033522][ T5571] loop1: detected capacity change from 0 to 32768 [ 199.084028][ T5571] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 199.086340][ T5571] CPU: 0 PID: 5571 Comm: syz.1.233 Not tainted 5.15.183-syzkaller #0 [ 199.088599][ T5571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 199.091475][ T5571] Call trace: [ 199.092469][ T5571] dump_backtrace+0x0/0x43c [ 199.093843][ T5571] show_stack+0x2c/0x3c [ 199.095250][ T5571] __dump_stack+0x30/0x40 [ 199.096659][ T5571] dump_stack_lvl+0xf8/0x160 [ 199.098065][ T5571] dump_stack+0x1c/0x5c [ 199.099301][ T5571] sysfs_create_dir_ns+0x22c/0x24c [ 199.100793][ T5571] kobject_add_internal+0x590/0xc54 [ 199.102316][ T5571] kobject_init_and_add+0x118/0x17c [ 199.103822][ T5571] gfs2_sys_fs_add+0x1dc/0x3d8 [ 199.105365][ T5571] gfs2_fill_super+0xdac/0x19e0 [ 199.106842][ T5571] get_tree_bdev+0x358/0x544 [ 199.108206][ T5571] gfs2_get_tree+0x54/0x1b4 [ 199.109561][ T5571] vfs_get_tree+0x90/0x274 [ 199.110792][ T5571] do_new_mount+0x228/0x810 [ 199.112044][ T5571] path_mount+0x5b4/0x1000 [ 199.113310][ T5571] __arm64_sys_mount+0x514/0x5e4 [ 199.114778][ T5571] invoke_syscall+0x98/0x2b8 [ 199.116131][ T5571] el0_svc_common+0x138/0x258 [ 199.117505][ T5571] do_el0_svc+0x58/0x14c [ 199.118794][ T5571] el0_svc+0x78/0x1e0 [ 199.119902][ T5571] el0t_64_sync_handler+0xcc/0xe4 [ 199.121448][ T5571] el0t_64_sync+0x1a0/0x1a4 [ 199.125549][ T5571] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 199.129340][ T5571] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 199.441026][ T5574] loop1: detected capacity change from 0 to 32768 [ 199.496634][ T5574] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 199.499952][ T5574] CPU: 1 PID: 5574 Comm: syz.1.234 Not tainted 5.15.183-syzkaller #0 [ 199.502187][ T5574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 199.505087][ T5574] Call trace: [ 199.506062][ T5574] dump_backtrace+0x0/0x43c [ 199.507355][ T5574] show_stack+0x2c/0x3c [ 199.508476][ T5574] __dump_stack+0x30/0x40 [ 199.509629][ T5574] dump_stack_lvl+0xf8/0x160 [ 199.510920][ T5574] dump_stack+0x1c/0x5c [ 199.512072][ T5574] sysfs_create_dir_ns+0x22c/0x24c [ 199.513427][ T5574] kobject_add_internal+0x590/0xc54 [ 199.514804][ T5574] kobject_init_and_add+0x118/0x17c [ 199.516291][ T5574] gfs2_sys_fs_add+0x1dc/0x3d8 [ 199.517696][ T5574] gfs2_fill_super+0xdac/0x19e0 [ 199.519124][ T5574] get_tree_bdev+0x358/0x544 [ 199.520491][ T5574] gfs2_get_tree+0x54/0x1b4 [ 199.521791][ T5574] vfs_get_tree+0x90/0x274 [ 199.523069][ T5574] do_new_mount+0x228/0x810 [ 199.524351][ T5574] path_mount+0x5b4/0x1000 [ 199.525615][ T5574] __arm64_sys_mount+0x514/0x5e4 [ 199.526987][ T5574] invoke_syscall+0x98/0x2b8 [ 199.528367][ T5574] el0_svc_common+0x138/0x258 [ 199.529622][ T5574] do_el0_svc+0x58/0x14c [ 199.530802][ T5574] el0_svc+0x78/0x1e0 [ 199.531995][ T5574] el0t_64_sync_handler+0xcc/0xe4 [ 199.533461][ T5574] el0t_64_sync+0x1a0/0x1a4 [ 199.537051][ T5574] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 199.541043][ T5574] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 199.802439][ T5577] loop1: detected capacity change from 0 to 32768 [ 199.844542][ T5577] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 199.846760][ T5577] CPU: 0 PID: 5577 Comm: syz.1.235 Not tainted 5.15.183-syzkaller #0 [ 199.849099][ T5577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 199.852024][ T5577] Call trace: [ 199.852973][ T5577] dump_backtrace+0x0/0x43c [ 199.854299][ T5577] show_stack+0x2c/0x3c [ 199.855546][ T5577] __dump_stack+0x30/0x40 [ 199.856826][ T5577] dump_stack_lvl+0xf8/0x160 [ 199.858141][ T5577] dump_stack+0x1c/0x5c [ 199.859359][ T5577] sysfs_create_dir_ns+0x22c/0x24c [ 199.860850][ T5577] kobject_add_internal+0x590/0xc54 [ 199.862421][ T5577] kobject_init_and_add+0x118/0x17c [ 199.863893][ T5577] gfs2_sys_fs_add+0x1dc/0x3d8 [ 199.865320][ T5577] gfs2_fill_super+0xdac/0x19e0 [ 199.866748][ T5577] get_tree_bdev+0x358/0x544 [ 199.868087][ T5577] gfs2_get_tree+0x54/0x1b4 [ 199.869399][ T5577] vfs_get_tree+0x90/0x274 [ 199.870725][ T5577] do_new_mount+0x228/0x810 [ 199.872068][ T5577] path_mount+0x5b4/0x1000 [ 199.873334][ T5577] __arm64_sys_mount+0x514/0x5e4 [ 199.874941][ T5577] invoke_syscall+0x98/0x2b8 [ 199.876348][ T5577] el0_svc_common+0x138/0x258 [ 199.877769][ T5577] do_el0_svc+0x58/0x14c [ 199.879072][ T5577] el0_svc+0x78/0x1e0 [ 199.880355][ T5577] el0t_64_sync_handler+0xcc/0xe4 [ 199.881890][ T5577] el0t_64_sync+0x1a0/0x1a4 [ 199.885892][ T5577] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 199.889707][ T5577] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 200.153214][ T5580] loop1: detected capacity change from 0 to 32768 [ 200.195737][ T5580] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 200.198020][ T5580] CPU: 1 PID: 5580 Comm: syz.1.236 Not tainted 5.15.183-syzkaller #0 [ 200.200307][ T5580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 200.203159][ T5580] Call trace: [ 200.204147][ T5580] dump_backtrace+0x0/0x43c [ 200.205471][ T5580] show_stack+0x2c/0x3c [ 200.206696][ T5580] __dump_stack+0x30/0x40 [ 200.208026][ T5580] dump_stack_lvl+0xf8/0x160 [ 200.209340][ T5580] dump_stack+0x1c/0x5c [ 200.210575][ T5580] sysfs_create_dir_ns+0x22c/0x24c [ 200.212056][ T5580] kobject_add_internal+0x590/0xc54 [ 200.213516][ T5580] kobject_init_and_add+0x118/0x17c [ 200.215051][ T5580] gfs2_sys_fs_add+0x1dc/0x3d8 [ 200.216432][ T5580] gfs2_fill_super+0xdac/0x19e0 [ 200.217834][ T5580] get_tree_bdev+0x358/0x544 [ 200.219131][ T5580] gfs2_get_tree+0x54/0x1b4 [ 200.220474][ T5580] vfs_get_tree+0x90/0x274 [ 200.221776][ T5580] do_new_mount+0x228/0x810 [ 200.223098][ T5580] path_mount+0x5b4/0x1000 [ 200.224361][ T5580] __arm64_sys_mount+0x514/0x5e4 [ 200.225870][ T5580] invoke_syscall+0x98/0x2b8 [ 200.227285][ T5580] el0_svc_common+0x138/0x258 [ 200.228618][ T5580] do_el0_svc+0x58/0x14c [ 200.229842][ T5580] el0_svc+0x78/0x1e0 [ 200.231041][ T5580] el0t_64_sync_handler+0xcc/0xe4 [ 200.232506][ T5580] el0t_64_sync+0x1a0/0x1a4 [ 200.236508][ T5580] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 200.240344][ T5580] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 200.486353][ T5583] loop1: detected capacity change from 0 to 32768 [ 200.536604][ T5583] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 200.538887][ T5583] CPU: 1 PID: 5583 Comm: syz.1.237 Not tainted 5.15.183-syzkaller #0 [ 200.541296][ T5583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 200.544231][ T5583] Call trace: [ 200.545143][ T5583] dump_backtrace+0x0/0x43c [ 200.546437][ T5583] show_stack+0x2c/0x3c [ 200.547633][ T5583] __dump_stack+0x30/0x40 [ 200.548851][ T5583] dump_stack_lvl+0xf8/0x160 [ 200.550129][ T5583] dump_stack+0x1c/0x5c [ 200.551352][ T5583] sysfs_create_dir_ns+0x22c/0x24c [ 200.552844][ T5583] kobject_add_internal+0x590/0xc54 [ 200.554404][ T5583] kobject_init_and_add+0x118/0x17c [ 200.555942][ T5583] gfs2_sys_fs_add+0x1dc/0x3d8 [ 200.557341][ T5583] gfs2_fill_super+0xdac/0x19e0 [ 200.558766][ T5583] get_tree_bdev+0x358/0x544 [ 200.560154][ T5583] gfs2_get_tree+0x54/0x1b4 [ 200.561476][ T5583] vfs_get_tree+0x90/0x274 [ 200.562785][ T5583] do_new_mount+0x228/0x810 [ 200.564144][ T5583] path_mount+0x5b4/0x1000 [ 200.565493][ T5583] __arm64_sys_mount+0x514/0x5e4 [ 200.566891][ T5583] invoke_syscall+0x98/0x2b8 [ 200.568210][ T5583] el0_svc_common+0x138/0x258 [ 200.569590][ T5583] do_el0_svc+0x58/0x14c [ 200.570785][ T5583] el0_svc+0x78/0x1e0 [ 200.571965][ T5583] el0t_64_sync_handler+0xcc/0xe4 [ 200.573461][ T5583] el0t_64_sync+0x1a0/0x1a4 [ 200.577567][ T5583] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 200.581369][ T5583] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 200.838631][ T5586] loop1: detected capacity change from 0 to 32768 [ 200.851822][ T5586] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 200.854050][ T5586] CPU: 1 PID: 5586 Comm: syz.1.238 Not tainted 5.15.183-syzkaller #0 [ 200.856287][ T5586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 200.859219][ T5586] Call trace: [ 200.860115][ T5586] dump_backtrace+0x0/0x43c [ 200.861378][ T5586] show_stack+0x2c/0x3c [ 200.862529][ T5586] __dump_stack+0x30/0x40 [ 200.863776][ T5586] dump_stack_lvl+0xf8/0x160 [ 200.865111][ T5586] dump_stack+0x1c/0x5c [ 200.866245][ T5586] sysfs_create_dir_ns+0x22c/0x24c [ 200.867613][ T5586] kobject_add_internal+0x590/0xc54 [ 200.869094][ T5586] kobject_init_and_add+0x118/0x17c [ 200.870611][ T5586] gfs2_sys_fs_add+0x1dc/0x3d8 [ 200.871974][ T5586] gfs2_fill_super+0xdac/0x19e0 [ 200.873364][ T5586] get_tree_bdev+0x358/0x544 [ 200.874776][ T5586] gfs2_get_tree+0x54/0x1b4 [ 200.876073][ T5586] vfs_get_tree+0x90/0x274 [ 200.877451][ T5586] do_new_mount+0x228/0x810 [ 200.878734][ T5586] path_mount+0x5b4/0x1000 [ 200.880039][ T5586] __arm64_sys_mount+0x514/0x5e4 [ 200.881435][ T5586] invoke_syscall+0x98/0x2b8 [ 200.882877][ T5586] el0_svc_common+0x138/0x258 [ 200.884198][ T5586] do_el0_svc+0x58/0x14c [ 200.885483][ T5586] el0_svc+0x78/0x1e0 [ 200.886538][ T5586] el0t_64_sync_handler+0xcc/0xe4 [ 200.888033][ T5586] el0t_64_sync+0x1a0/0x1a4 [ 200.892010][ T5586] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 200.895737][ T5586] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 201.280749][ T5589] loop1: detected capacity change from 0 to 32768 [ 201.325506][ T5589] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 201.327731][ T5589] CPU: 0 PID: 5589 Comm: syz.1.239 Not tainted 5.15.183-syzkaller #0 [ 201.329833][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 201.332521][ T5589] Call trace: [ 201.333453][ T5589] dump_backtrace+0x0/0x43c [ 201.334731][ T5589] show_stack+0x2c/0x3c [ 201.335886][ T5589] __dump_stack+0x30/0x40 [ 201.337131][ T5589] dump_stack_lvl+0xf8/0x160 [ 201.338468][ T5589] dump_stack+0x1c/0x5c [ 201.339683][ T5589] sysfs_create_dir_ns+0x22c/0x24c [ 201.341232][ T5589] kobject_add_internal+0x590/0xc54 [ 201.342794][ T5589] kobject_init_and_add+0x118/0x17c [ 201.344266][ T5589] gfs2_sys_fs_add+0x1dc/0x3d8 [ 201.345634][ T5589] gfs2_fill_super+0xdac/0x19e0 [ 201.347044][ T5589] get_tree_bdev+0x358/0x544 [ 201.348404][ T5589] gfs2_get_tree+0x54/0x1b4 [ 201.349693][ T5589] vfs_get_tree+0x90/0x274 [ 201.350974][ T5589] do_new_mount+0x228/0x810 [ 201.352315][ T5589] path_mount+0x5b4/0x1000 [ 201.353620][ T5589] __arm64_sys_mount+0x514/0x5e4 [ 201.355043][ T5589] invoke_syscall+0x98/0x2b8 [ 201.356406][ T5589] el0_svc_common+0x138/0x258 [ 201.357735][ T5589] do_el0_svc+0x58/0x14c [ 201.358979][ T5589] el0_svc+0x78/0x1e0 [ 201.360161][ T5589] el0t_64_sync_handler+0xcc/0xe4 [ 201.361612][ T5589] el0t_64_sync+0x1a0/0x1a4 [ 201.363092][ T5589] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 201.369159][ T5589] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 201.632756][ T5592] loop1: detected capacity change from 0 to 32768 [ 201.678359][ T5592] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 201.680674][ T5592] CPU: 0 PID: 5592 Comm: syz.1.240 Not tainted 5.15.183-syzkaller #0 [ 201.682926][ T5592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 201.685878][ T5592] Call trace: [ 201.686755][ T5592] dump_backtrace+0x0/0x43c [ 201.688118][ T5592] show_stack+0x2c/0x3c [ 201.689352][ T5592] __dump_stack+0x30/0x40 [ 201.690521][ T5592] dump_stack_lvl+0xf8/0x160 [ 201.691912][ T5592] dump_stack+0x1c/0x5c [ 201.693071][ T5592] sysfs_create_dir_ns+0x22c/0x24c [ 201.694590][ T5592] kobject_add_internal+0x590/0xc54 [ 201.695966][ T5592] kobject_init_and_add+0x118/0x17c [ 201.697302][ T5592] gfs2_sys_fs_add+0x1dc/0x3d8 [ 201.698519][ T5592] gfs2_fill_super+0xdac/0x19e0 [ 201.699805][ T5592] get_tree_bdev+0x358/0x544 [ 201.701187][ T5592] gfs2_get_tree+0x54/0x1b4 [ 201.702566][ T5592] vfs_get_tree+0x90/0x274 [ 201.703842][ T5592] do_new_mount+0x228/0x810 [ 201.705216][ T5592] path_mount+0x5b4/0x1000 [ 201.706578][ T5592] __arm64_sys_mount+0x514/0x5e4 [ 201.708111][ T5592] invoke_syscall+0x98/0x2b8 [ 201.709473][ T5592] el0_svc_common+0x138/0x258 [ 201.710894][ T5592] do_el0_svc+0x58/0x14c [ 201.712175][ T5592] el0_svc+0x78/0x1e0 [ 201.713373][ T5592] el0t_64_sync_handler+0xcc/0xe4 [ 201.714877][ T5592] el0t_64_sync+0x1a0/0x1a4 [ 201.718508][ T5592] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 201.722228][ T5592] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 201.979640][ T5595] loop1: detected capacity change from 0 to 32768 [ 202.061270][ T5595] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 202.063265][ T5595] CPU: 1 PID: 5595 Comm: syz.1.241 Not tainted 5.15.183-syzkaller #0 [ 202.065459][ T5595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 202.068298][ T5595] Call trace: [ 202.069136][ T5595] dump_backtrace+0x0/0x43c [ 202.070350][ T5595] show_stack+0x2c/0x3c [ 202.071481][ T5595] __dump_stack+0x30/0x40 [ 202.072630][ T5595] dump_stack_lvl+0xf8/0x160 [ 202.073863][ T5595] dump_stack+0x1c/0x5c [ 202.075011][ T5595] sysfs_create_dir_ns+0x22c/0x24c [ 202.076435][ T5595] kobject_add_internal+0x590/0xc54 [ 202.077848][ T5595] kobject_init_and_add+0x118/0x17c [ 202.079266][ T5595] gfs2_sys_fs_add+0x1dc/0x3d8 [ 202.080631][ T5595] gfs2_fill_super+0xdac/0x19e0 [ 202.081938][ T5595] get_tree_bdev+0x358/0x544 [ 202.083156][ T5595] gfs2_get_tree+0x54/0x1b4 [ 202.084391][ T5595] vfs_get_tree+0x90/0x274 [ 202.085649][ T5595] do_new_mount+0x228/0x810 [ 202.086865][ T5595] path_mount+0x5b4/0x1000 [ 202.088073][ T5595] __arm64_sys_mount+0x514/0x5e4 [ 202.089509][ T5595] invoke_syscall+0x98/0x2b8 [ 202.090739][ T5595] el0_svc_common+0x138/0x258 [ 202.092050][ T5595] do_el0_svc+0x58/0x14c [ 202.093261][ T5595] el0_svc+0x78/0x1e0 [ 202.094338][ T5595] el0t_64_sync_handler+0xcc/0xe4 [ 202.095676][ T5595] el0t_64_sync+0x1a0/0x1a4 [ 202.099811][ T5595] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 202.103422][ T5595] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 202.353939][ T5598] loop1: detected capacity change from 0 to 32768 [ 202.394960][ T5598] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 202.397047][ T5598] CPU: 0 PID: 5598 Comm: syz.1.242 Not tainted 5.15.183-syzkaller #0 [ 202.399250][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 202.401989][ T5598] Call trace: [ 202.402871][ T5598] dump_backtrace+0x0/0x43c [ 202.404109][ T5598] show_stack+0x2c/0x3c [ 202.405212][ T5598] __dump_stack+0x30/0x40 [ 202.406379][ T5598] dump_stack_lvl+0xf8/0x160 [ 202.407645][ T5598] dump_stack+0x1c/0x5c [ 202.408824][ T5598] sysfs_create_dir_ns+0x22c/0x24c [ 202.410198][ T5598] kobject_add_internal+0x590/0xc54 [ 202.411628][ T5598] kobject_init_and_add+0x118/0x17c [ 202.413021][ T5598] gfs2_sys_fs_add+0x1dc/0x3d8 [ 202.414382][ T5598] gfs2_fill_super+0xdac/0x19e0 [ 202.415637][ T5598] get_tree_bdev+0x358/0x544 [ 202.416870][ T5598] gfs2_get_tree+0x54/0x1b4 [ 202.418049][ T5598] vfs_get_tree+0x90/0x274 [ 202.419286][ T5598] do_new_mount+0x228/0x810 [ 202.420474][ T5598] path_mount+0x5b4/0x1000 [ 202.421689][ T5598] __arm64_sys_mount+0x514/0x5e4 [ 202.423011][ T5598] invoke_syscall+0x98/0x2b8 [ 202.424272][ T5598] el0_svc_common+0x138/0x258 [ 202.425560][ T5598] do_el0_svc+0x58/0x14c [ 202.426688][ T5598] el0_svc+0x78/0x1e0 [ 202.427805][ T5598] el0t_64_sync_handler+0xcc/0xe4 [ 202.429176][ T5598] el0t_64_sync+0x1a0/0x1a4 [ 202.432884][ T5598] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 202.436454][ T5598] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 202.695625][ T5601] loop1: detected capacity change from 0 to 32768 [ 202.766452][ T5601] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 202.768680][ T5601] CPU: 0 PID: 5601 Comm: syz.1.243 Not tainted 5.15.183-syzkaller #0 [ 202.770834][ T5601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 202.773521][ T5601] Call trace: [ 202.774385][ T5601] dump_backtrace+0x0/0x43c [ 202.775686][ T5601] show_stack+0x2c/0x3c [ 202.776802][ T5601] __dump_stack+0x30/0x40 [ 202.777975][ T5601] dump_stack_lvl+0xf8/0x160 [ 202.779253][ T5601] dump_stack+0x1c/0x5c [ 202.780386][ T5601] sysfs_create_dir_ns+0x22c/0x24c [ 202.781772][ T5601] kobject_add_internal+0x590/0xc54 [ 202.783294][ T5601] kobject_init_and_add+0x118/0x17c [ 202.784762][ T5601] gfs2_sys_fs_add+0x1dc/0x3d8 [ 202.786065][ T5601] gfs2_fill_super+0xdac/0x19e0 [ 202.787380][ T5601] get_tree_bdev+0x358/0x544 [ 202.788639][ T5601] gfs2_get_tree+0x54/0x1b4 [ 202.789868][ T5601] vfs_get_tree+0x90/0x274 [ 202.791053][ T5601] do_new_mount+0x228/0x810 [ 202.792302][ T5601] path_mount+0x5b4/0x1000 [ 202.793476][ T5601] __arm64_sys_mount+0x514/0x5e4 [ 202.794826][ T5601] invoke_syscall+0x98/0x2b8 [ 202.796066][ T5601] el0_svc_common+0x138/0x258 [ 202.797334][ T5601] do_el0_svc+0x58/0x14c [ 202.798467][ T5601] el0_svc+0x78/0x1e0 [ 202.799552][ T5601] el0t_64_sync_handler+0xcc/0xe4 [ 202.800929][ T5601] el0t_64_sync+0x1a0/0x1a4 [ 202.802395][ T5601] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 202.805859][ T5601] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 203.056484][ T5604] loop1: detected capacity change from 0 to 32768 [ 203.105638][ T5604] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 203.107970][ T5604] CPU: 1 PID: 5604 Comm: syz.1.244 Not tainted 5.15.183-syzkaller #0 [ 203.110130][ T5604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 203.112840][ T5604] Call trace: [ 203.113748][ T5604] dump_backtrace+0x0/0x43c [ 203.114958][ T5604] show_stack+0x2c/0x3c [ 203.116043][ T5604] __dump_stack+0x30/0x40 [ 203.117198][ T5604] dump_stack_lvl+0xf8/0x160 [ 203.118424][ T5604] dump_stack+0x1c/0x5c [ 203.119560][ T5604] sysfs_create_dir_ns+0x22c/0x24c [ 203.120947][ T5604] kobject_add_internal+0x590/0xc54 [ 203.122326][ T5604] kobject_init_and_add+0x118/0x17c [ 203.123759][ T5604] gfs2_sys_fs_add+0x1dc/0x3d8 [ 203.125071][ T5604] gfs2_fill_super+0xdac/0x19e0 [ 203.126462][ T5604] get_tree_bdev+0x358/0x544 [ 203.127728][ T5604] gfs2_get_tree+0x54/0x1b4 [ 203.128942][ T5604] vfs_get_tree+0x90/0x274 [ 203.130150][ T5604] do_new_mount+0x228/0x810 [ 203.131383][ T5604] path_mount+0x5b4/0x1000 [ 203.132577][ T5604] __arm64_sys_mount+0x514/0x5e4 [ 203.133960][ T5604] invoke_syscall+0x98/0x2b8 [ 203.135189][ T5604] el0_svc_common+0x138/0x258 [ 203.136493][ T5604] do_el0_svc+0x58/0x14c [ 203.137678][ T5604] el0_svc+0x78/0x1e0 [ 203.138804][ T5604] el0t_64_sync_handler+0xcc/0xe4 [ 203.140176][ T5604] el0t_64_sync+0x1a0/0x1a4 [ 203.144984][ T5604] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 203.149080][ T5604] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:03:23 executed programs: 231 [ 203.407019][ T5607] loop1: detected capacity change from 0 to 32768 [ 203.418585][ T5607] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 203.420658][ T5607] CPU: 1 PID: 5607 Comm: syz.1.245 Not tainted 5.15.183-syzkaller #0 [ 203.422793][ T5607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 203.425548][ T5607] Call trace: [ 203.426399][ T5607] dump_backtrace+0x0/0x43c [ 203.427667][ T5607] show_stack+0x2c/0x3c [ 203.428826][ T5607] __dump_stack+0x30/0x40 [ 203.429993][ T5607] dump_stack_lvl+0xf8/0x160 [ 203.431277][ T5607] dump_stack+0x1c/0x5c [ 203.432429][ T5607] sysfs_create_dir_ns+0x22c/0x24c [ 203.433839][ T5607] kobject_add_internal+0x590/0xc54 [ 203.435248][ T5607] kobject_init_and_add+0x118/0x17c [ 203.436666][ T5607] gfs2_sys_fs_add+0x1dc/0x3d8 [ 203.437957][ T5607] gfs2_fill_super+0xdac/0x19e0 [ 203.439351][ T5607] get_tree_bdev+0x358/0x544 [ 203.440594][ T5607] gfs2_get_tree+0x54/0x1b4 [ 203.441845][ T5607] vfs_get_tree+0x90/0x274 [ 203.443042][ T5607] do_new_mount+0x228/0x810 [ 203.444321][ T5607] path_mount+0x5b4/0x1000 [ 203.445528][ T5607] __arm64_sys_mount+0x514/0x5e4 [ 203.446889][ T5607] invoke_syscall+0x98/0x2b8 [ 203.448135][ T5607] el0_svc_common+0x138/0x258 [ 203.449460][ T5607] do_el0_svc+0x58/0x14c [ 203.450653][ T5607] el0_svc+0x78/0x1e0 [ 203.451777][ T5607] el0t_64_sync_handler+0xcc/0xe4 [ 203.453200][ T5607] el0t_64_sync+0x1a0/0x1a4 [ 203.456713][ T5607] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 203.460557][ T5607] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 203.713409][ T5610] loop1: detected capacity change from 0 to 32768 [ 203.764702][ T5610] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 203.766735][ T5610] CPU: 0 PID: 5610 Comm: syz.1.246 Not tainted 5.15.183-syzkaller #0 [ 203.768995][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 203.771993][ T5610] Call trace: [ 203.772881][ T5610] dump_backtrace+0x0/0x43c [ 203.774124][ T5610] show_stack+0x2c/0x3c [ 203.775280][ T5610] __dump_stack+0x30/0x40 [ 203.776442][ T5610] dump_stack_lvl+0xf8/0x160 [ 203.777722][ T5610] dump_stack+0x1c/0x5c [ 203.778843][ T5610] sysfs_create_dir_ns+0x22c/0x24c [ 203.780237][ T5610] kobject_add_internal+0x590/0xc54 [ 203.781641][ T5610] kobject_init_and_add+0x118/0x17c [ 203.783091][ T5610] gfs2_sys_fs_add+0x1dc/0x3d8 [ 203.784517][ T5610] gfs2_fill_super+0xdac/0x19e0 [ 203.785974][ T5610] get_tree_bdev+0x358/0x544 [ 203.787209][ T5610] gfs2_get_tree+0x54/0x1b4 [ 203.788451][ T5610] vfs_get_tree+0x90/0x274 [ 203.789648][ T5610] do_new_mount+0x228/0x810 [ 203.790910][ T5610] path_mount+0x5b4/0x1000 [ 203.792148][ T5610] __arm64_sys_mount+0x514/0x5e4 [ 203.793533][ T5610] invoke_syscall+0x98/0x2b8 [ 203.794813][ T5610] el0_svc_common+0x138/0x258 [ 203.796084][ T5610] do_el0_svc+0x58/0x14c [ 203.797261][ T5610] el0_svc+0x78/0x1e0 [ 203.798367][ T5610] el0t_64_sync_handler+0xcc/0xe4 [ 203.799764][ T5610] el0t_64_sync+0x1a0/0x1a4 [ 203.801215][ T5610] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 203.806954][ T5610] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 204.059586][ T5613] loop1: detected capacity change from 0 to 32768 [ 204.114142][ T5613] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 204.116170][ T5613] CPU: 0 PID: 5613 Comm: syz.1.247 Not tainted 5.15.183-syzkaller #0 [ 204.118497][ T5613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 204.121231][ T5613] Call trace: [ 204.122111][ T5613] dump_backtrace+0x0/0x43c [ 204.123332][ T5613] show_stack+0x2c/0x3c [ 204.124448][ T5613] __dump_stack+0x30/0x40 [ 204.125648][ T5613] dump_stack_lvl+0xf8/0x160 [ 204.126956][ T5613] dump_stack+0x1c/0x5c [ 204.128161][ T5613] sysfs_create_dir_ns+0x22c/0x24c [ 204.129578][ T5613] kobject_add_internal+0x590/0xc54 [ 204.130968][ T5613] kobject_init_and_add+0x118/0x17c [ 204.132373][ T5613] gfs2_sys_fs_add+0x1dc/0x3d8 [ 204.133644][ T5613] gfs2_fill_super+0xdac/0x19e0 [ 204.134918][ T5613] get_tree_bdev+0x358/0x544 [ 204.136145][ T5613] gfs2_get_tree+0x54/0x1b4 [ 204.137352][ T5613] vfs_get_tree+0x90/0x274 [ 204.138555][ T5613] do_new_mount+0x228/0x810 [ 204.139765][ T5613] path_mount+0x5b4/0x1000 [ 204.140955][ T5613] __arm64_sys_mount+0x514/0x5e4 [ 204.142298][ T5613] invoke_syscall+0x98/0x2b8 [ 204.143540][ T5613] el0_svc_common+0x138/0x258 [ 204.144762][ T5613] do_el0_svc+0x58/0x14c [ 204.145932][ T5613] el0_svc+0x78/0x1e0 [ 204.146998][ T5613] el0t_64_sync_handler+0xcc/0xe4 [ 204.148309][ T5613] el0t_64_sync+0x1a0/0x1a4 [ 204.151988][ T5613] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 204.155586][ T5613] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 204.431150][ T5616] loop1: detected capacity change from 0 to 32768 [ 204.486806][ T5616] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 204.488988][ T5616] CPU: 1 PID: 5616 Comm: syz.1.248 Not tainted 5.15.183-syzkaller #0 [ 204.491188][ T5616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 204.493845][ T5616] Call trace: [ 204.494696][ T5616] dump_backtrace+0x0/0x43c [ 204.495942][ T5616] show_stack+0x2c/0x3c [ 204.497089][ T5616] __dump_stack+0x30/0x40 [ 204.498279][ T5616] dump_stack_lvl+0xf8/0x160 [ 204.499616][ T5616] dump_stack+0x1c/0x5c [ 204.500743][ T5616] sysfs_create_dir_ns+0x22c/0x24c [ 204.502227][ T5616] kobject_add_internal+0x590/0xc54 [ 204.503626][ T5616] kobject_init_and_add+0x118/0x17c [ 204.505012][ T5616] gfs2_sys_fs_add+0x1dc/0x3d8 [ 204.506378][ T5616] gfs2_fill_super+0xdac/0x19e0 [ 204.507710][ T5616] get_tree_bdev+0x358/0x544 [ 204.508964][ T5616] gfs2_get_tree+0x54/0x1b4 [ 204.510232][ T5616] vfs_get_tree+0x90/0x274 [ 204.511457][ T5616] do_new_mount+0x228/0x810 [ 204.512677][ T5616] path_mount+0x5b4/0x1000 [ 204.513965][ T5616] __arm64_sys_mount+0x514/0x5e4 [ 204.515335][ T5616] invoke_syscall+0x98/0x2b8 [ 204.516530][ T5616] el0_svc_common+0x138/0x258 [ 204.517843][ T5616] do_el0_svc+0x58/0x14c [ 204.519049][ T5616] el0_svc+0x78/0x1e0 [ 204.520140][ T5616] el0t_64_sync_handler+0xcc/0xe4 [ 204.521527][ T5616] el0t_64_sync+0x1a0/0x1a4 [ 204.523988][ T5616] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 204.527649][ T5616] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 204.845500][ T5619] loop1: detected capacity change from 0 to 32768 [ 204.859001][ T5619] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 204.861098][ T5619] CPU: 1 PID: 5619 Comm: syz.1.249 Not tainted 5.15.183-syzkaller #0 [ 204.863455][ T5619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 204.866356][ T5619] Call trace: [ 204.867240][ T5619] dump_backtrace+0x0/0x43c [ 204.868523][ T5619] show_stack+0x2c/0x3c [ 204.869679][ T5619] __dump_stack+0x30/0x40 [ 204.870853][ T5619] dump_stack_lvl+0xf8/0x160 [ 204.872111][ T5619] dump_stack+0x1c/0x5c [ 204.873275][ T5619] sysfs_create_dir_ns+0x22c/0x24c [ 204.874657][ T5619] kobject_add_internal+0x590/0xc54 [ 204.876094][ T5619] kobject_init_and_add+0x118/0x17c [ 204.877582][ T5619] gfs2_sys_fs_add+0x1dc/0x3d8 [ 204.878913][ T5619] gfs2_fill_super+0xdac/0x19e0 [ 204.880243][ T5619] get_tree_bdev+0x358/0x544 [ 204.881525][ T5619] gfs2_get_tree+0x54/0x1b4 [ 204.882780][ T5619] vfs_get_tree+0x90/0x274 [ 204.884008][ T5619] do_new_mount+0x228/0x810 [ 204.885281][ T5619] path_mount+0x5b4/0x1000 [ 204.886469][ T5619] __arm64_sys_mount+0x514/0x5e4 [ 204.887837][ T5619] invoke_syscall+0x98/0x2b8 [ 204.889121][ T5619] el0_svc_common+0x138/0x258 [ 204.890451][ T5619] do_el0_svc+0x58/0x14c [ 204.891625][ T5619] el0_svc+0x78/0x1e0 [ 204.892751][ T5619] el0t_64_sync_handler+0xcc/0xe4 [ 204.894157][ T5619] el0t_64_sync+0x1a0/0x1a4 [ 204.898045][ T5619] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 204.901723][ T5619] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 205.162002][ T5622] loop1: detected capacity change from 0 to 32768 [ 205.198217][ T5622] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 205.200295][ T5622] CPU: 1 PID: 5622 Comm: syz.1.250 Not tainted 5.15.183-syzkaller #0 [ 205.202499][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 205.205347][ T5622] Call trace: [ 205.206243][ T5622] dump_backtrace+0x0/0x43c [ 205.207444][ T5622] show_stack+0x2c/0x3c [ 205.208703][ T5622] __dump_stack+0x30/0x40 [ 205.209890][ T5622] dump_stack_lvl+0xf8/0x160 [ 205.211219][ T5622] dump_stack+0x1c/0x5c [ 205.212335][ T5622] sysfs_create_dir_ns+0x22c/0x24c [ 205.213713][ T5622] kobject_add_internal+0x590/0xc54 [ 205.215137][ T5622] kobject_init_and_add+0x118/0x17c [ 205.216578][ T5622] gfs2_sys_fs_add+0x1dc/0x3d8 [ 205.217897][ T5622] gfs2_fill_super+0xdac/0x19e0 [ 205.219194][ T5622] get_tree_bdev+0x358/0x544 [ 205.220449][ T5622] gfs2_get_tree+0x54/0x1b4 [ 205.221732][ T5622] vfs_get_tree+0x90/0x274 [ 205.222921][ T5622] do_new_mount+0x228/0x810 [ 205.224130][ T5622] path_mount+0x5b4/0x1000 [ 205.225308][ T5622] __arm64_sys_mount+0x514/0x5e4 [ 205.226633][ T5622] invoke_syscall+0x98/0x2b8 [ 205.227864][ T5622] el0_svc_common+0x138/0x258 [ 205.229164][ T5622] do_el0_svc+0x58/0x14c [ 205.230325][ T5622] el0_svc+0x78/0x1e0 [ 205.231387][ T5622] el0t_64_sync_handler+0xcc/0xe4 [ 205.232782][ T5622] el0t_64_sync+0x1a0/0x1a4 [ 205.235956][ T5622] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 205.239670][ T5622] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 205.499792][ T5625] loop1: detected capacity change from 0 to 32768 [ 205.567016][ T5625] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 205.569278][ T5625] CPU: 0 PID: 5625 Comm: syz.1.251 Not tainted 5.15.183-syzkaller #0 [ 205.571402][ T5625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 205.574116][ T5625] Call trace: [ 205.575029][ T5625] dump_backtrace+0x0/0x43c [ 205.576243][ T5625] show_stack+0x2c/0x3c [ 205.577404][ T5625] __dump_stack+0x30/0x40 [ 205.578554][ T5625] dump_stack_lvl+0xf8/0x160 [ 205.579789][ T5625] dump_stack+0x1c/0x5c [ 205.580976][ T5625] sysfs_create_dir_ns+0x22c/0x24c [ 205.582360][ T5625] kobject_add_internal+0x590/0xc54 [ 205.583773][ T5625] kobject_init_and_add+0x118/0x17c [ 205.585165][ T5625] gfs2_sys_fs_add+0x1dc/0x3d8 [ 205.586473][ T5625] gfs2_fill_super+0xdac/0x19e0 [ 205.587735][ T5625] get_tree_bdev+0x358/0x544 [ 205.589007][ T5625] gfs2_get_tree+0x54/0x1b4 [ 205.590225][ T5625] vfs_get_tree+0x90/0x274 [ 205.591421][ T5625] do_new_mount+0x228/0x810 [ 205.592665][ T5625] path_mount+0x5b4/0x1000 [ 205.593872][ T5625] __arm64_sys_mount+0x514/0x5e4 [ 205.595289][ T5625] invoke_syscall+0x98/0x2b8 [ 205.596546][ T5625] el0_svc_common+0x138/0x258 [ 205.597816][ T5625] do_el0_svc+0x58/0x14c [ 205.598985][ T5625] el0_svc+0x78/0x1e0 [ 205.600076][ T5625] el0t_64_sync_handler+0xcc/0xe4 [ 205.601444][ T5625] el0t_64_sync+0x1a0/0x1a4 [ 205.604262][ T5625] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 205.607846][ T5625] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 205.918341][ T5628] loop1: detected capacity change from 0 to 32768 [ 205.977535][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 205.979604][ T5628] CPU: 0 PID: 5628 Comm: syz.1.252 Not tainted 5.15.183-syzkaller #0 [ 205.981798][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 205.984615][ T5628] Call trace: [ 205.985491][ T5628] dump_backtrace+0x0/0x43c [ 205.986767][ T5628] show_stack+0x2c/0x3c [ 205.987968][ T5628] __dump_stack+0x30/0x40 [ 205.989157][ T5628] dump_stack_lvl+0xf8/0x160 [ 205.990447][ T5628] dump_stack+0x1c/0x5c [ 205.991609][ T5628] sysfs_create_dir_ns+0x22c/0x24c [ 205.993019][ T5628] kobject_add_internal+0x590/0xc54 [ 205.994415][ T5628] kobject_init_and_add+0x118/0x17c [ 205.995862][ T5628] gfs2_sys_fs_add+0x1dc/0x3d8 [ 205.997135][ T5628] gfs2_fill_super+0xdac/0x19e0 [ 205.998464][ T5628] get_tree_bdev+0x358/0x544 [ 205.999686][ T5628] gfs2_get_tree+0x54/0x1b4 [ 206.000930][ T5628] vfs_get_tree+0x90/0x274 [ 206.002175][ T5628] do_new_mount+0x228/0x810 [ 206.003413][ T5628] path_mount+0x5b4/0x1000 [ 206.004615][ T5628] __arm64_sys_mount+0x514/0x5e4 [ 206.005962][ T5628] invoke_syscall+0x98/0x2b8 [ 206.007224][ T5628] el0_svc_common+0x138/0x258 [ 206.008499][ T5628] do_el0_svc+0x58/0x14c [ 206.009701][ T5628] el0_svc+0x78/0x1e0 [ 206.010764][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 206.012121][ T5628] el0t_64_sync+0x1a0/0x1a4 [ 206.015186][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 206.018900][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 206.276491][ T5631] loop1: detected capacity change from 0 to 32768 [ 206.325551][ T5631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 206.327761][ T5631] CPU: 0 PID: 5631 Comm: syz.1.253 Not tainted 5.15.183-syzkaller #0 [ 206.329906][ T5631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 206.332743][ T5631] Call trace: [ 206.333614][ T5631] dump_backtrace+0x0/0x43c [ 206.334838][ T5631] show_stack+0x2c/0x3c [ 206.335933][ T5631] __dump_stack+0x30/0x40 [ 206.337032][ T5631] dump_stack_lvl+0xf8/0x160 [ 206.338298][ T5631] dump_stack+0x1c/0x5c [ 206.339731][ T5631] sysfs_create_dir_ns+0x22c/0x24c [ 206.341105][ T5631] kobject_add_internal+0x590/0xc54 [ 206.342563][ T5631] kobject_init_and_add+0x118/0x17c [ 206.343973][ T5631] gfs2_sys_fs_add+0x1dc/0x3d8 [ 206.345263][ T5631] gfs2_fill_super+0xdac/0x19e0 [ 206.346603][ T5631] get_tree_bdev+0x358/0x544 [ 206.347850][ T5631] gfs2_get_tree+0x54/0x1b4 [ 206.349071][ T5631] vfs_get_tree+0x90/0x274 [ 206.350292][ T5631] do_new_mount+0x228/0x810 [ 206.351516][ T5631] path_mount+0x5b4/0x1000 [ 206.352699][ T5631] __arm64_sys_mount+0x514/0x5e4 [ 206.354037][ T5631] invoke_syscall+0x98/0x2b8 [ 206.355289][ T5631] el0_svc_common+0x138/0x258 [ 206.356553][ T5631] do_el0_svc+0x58/0x14c [ 206.357767][ T5631] el0_svc+0x78/0x1e0 [ 206.358884][ T5631] el0t_64_sync_handler+0xcc/0xe4 [ 206.360275][ T5631] el0t_64_sync+0x1a0/0x1a4 [ 206.361728][ T5631] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 206.365304][ T5631] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 206.624892][ T5634] loop1: detected capacity change from 0 to 32768 [ 206.667177][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 206.669334][ T5634] CPU: 0 PID: 5634 Comm: syz.1.254 Not tainted 5.15.183-syzkaller #0 [ 206.671575][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 206.674359][ T5634] Call trace: [ 206.675172][ T5634] dump_backtrace+0x0/0x43c [ 206.676503][ T5634] show_stack+0x2c/0x3c [ 206.677602][ T5634] __dump_stack+0x30/0x40 [ 206.678774][ T5634] dump_stack_lvl+0xf8/0x160 [ 206.679951][ T5634] dump_stack+0x1c/0x5c [ 206.681074][ T5634] sysfs_create_dir_ns+0x22c/0x24c [ 206.682548][ T5634] kobject_add_internal+0x590/0xc54 [ 206.683949][ T5634] kobject_init_and_add+0x118/0x17c [ 206.685343][ T5634] gfs2_sys_fs_add+0x1dc/0x3d8 [ 206.686631][ T5634] gfs2_fill_super+0xdac/0x19e0 [ 206.687963][ T5634] get_tree_bdev+0x358/0x544 [ 206.689174][ T5634] gfs2_get_tree+0x54/0x1b4 [ 206.690413][ T5634] vfs_get_tree+0x90/0x274 [ 206.691580][ T5634] do_new_mount+0x228/0x810 [ 206.692759][ T5634] path_mount+0x5b4/0x1000 [ 206.693953][ T5634] __arm64_sys_mount+0x514/0x5e4 [ 206.695466][ T5634] invoke_syscall+0x98/0x2b8 [ 206.696667][ T5634] el0_svc_common+0x138/0x258 [ 206.697941][ T5634] do_el0_svc+0x58/0x14c [ 206.699048][ T5634] el0_svc+0x78/0x1e0 [ 206.700123][ T5634] el0t_64_sync_handler+0xcc/0xe4 [ 206.701514][ T5634] el0t_64_sync+0x1a0/0x1a4 [ 206.705083][ T5634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 206.708791][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 206.965487][ T5637] loop1: detected capacity change from 0 to 32768 [ 207.019211][ T5637] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 207.021313][ T5637] CPU: 1 PID: 5637 Comm: syz.1.255 Not tainted 5.15.183-syzkaller #0 [ 207.023554][ T5637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 207.026267][ T5637] Call trace: [ 207.027160][ T5637] dump_backtrace+0x0/0x43c [ 207.028416][ T5637] show_stack+0x2c/0x3c [ 207.029614][ T5637] __dump_stack+0x30/0x40 [ 207.030815][ T5637] dump_stack_lvl+0xf8/0x160 [ 207.032079][ T5637] dump_stack+0x1c/0x5c [ 207.033198][ T5637] sysfs_create_dir_ns+0x22c/0x24c [ 207.034583][ T5637] kobject_add_internal+0x590/0xc54 [ 207.035974][ T5637] kobject_init_and_add+0x118/0x17c [ 207.037393][ T5637] gfs2_sys_fs_add+0x1dc/0x3d8 [ 207.038678][ T5637] gfs2_fill_super+0xdac/0x19e0 [ 207.040008][ T5637] get_tree_bdev+0x358/0x544 [ 207.041246][ T5637] gfs2_get_tree+0x54/0x1b4 [ 207.042578][ T5637] vfs_get_tree+0x90/0x274 [ 207.043769][ T5637] do_new_mount+0x228/0x810 [ 207.044999][ T5637] path_mount+0x5b4/0x1000 [ 207.046224][ T5637] __arm64_sys_mount+0x514/0x5e4 [ 207.047596][ T5637] invoke_syscall+0x98/0x2b8 [ 207.048839][ T5637] el0_svc_common+0x138/0x258 [ 207.050114][ T5637] do_el0_svc+0x58/0x14c [ 207.051306][ T5637] el0_svc+0x78/0x1e0 [ 207.052353][ T5637] el0t_64_sync_handler+0xcc/0xe4 [ 207.053730][ T5637] el0t_64_sync+0x1a0/0x1a4 [ 207.065314][ T5637] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 207.069098][ T5637] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 207.382207][ T5640] loop1: detected capacity change from 0 to 32768 [ 207.431050][ T5640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 207.433165][ T5640] CPU: 0 PID: 5640 Comm: syz.1.256 Not tainted 5.15.183-syzkaller #0 [ 207.435338][ T5640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 207.438131][ T5640] Call trace: [ 207.439014][ T5640] dump_backtrace+0x0/0x43c [ 207.440277][ T5640] show_stack+0x2c/0x3c [ 207.441461][ T5640] __dump_stack+0x30/0x40 [ 207.442657][ T5640] dump_stack_lvl+0xf8/0x160 [ 207.443884][ T5640] dump_stack+0x1c/0x5c [ 207.445040][ T5640] sysfs_create_dir_ns+0x22c/0x24c [ 207.446460][ T5640] kobject_add_internal+0x590/0xc54 [ 207.447841][ T5640] kobject_init_and_add+0x118/0x17c [ 207.449292][ T5640] gfs2_sys_fs_add+0x1dc/0x3d8 [ 207.450637][ T5640] gfs2_fill_super+0xdac/0x19e0 [ 207.451962][ T5640] get_tree_bdev+0x358/0x544 [ 207.453240][ T5640] gfs2_get_tree+0x54/0x1b4 [ 207.454455][ T5640] vfs_get_tree+0x90/0x274 [ 207.455650][ T5640] do_new_mount+0x228/0x810 [ 207.456868][ T5640] path_mount+0x5b4/0x1000 [ 207.458050][ T5640] __arm64_sys_mount+0x514/0x5e4 [ 207.459391][ T5640] invoke_syscall+0x98/0x2b8 [ 207.460678][ T5640] el0_svc_common+0x138/0x258 [ 207.462022][ T5640] do_el0_svc+0x58/0x14c [ 207.463209][ T5640] el0_svc+0x78/0x1e0 [ 207.464294][ T5640] el0t_64_sync_handler+0xcc/0xe4 [ 207.465633][ T5640] el0t_64_sync+0x1a0/0x1a4 [ 207.468853][ T5640] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 207.472415][ T5640] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 207.733730][ T5643] loop1: detected capacity change from 0 to 32768 [ 207.787316][ T5643] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 207.789385][ T5643] CPU: 1 PID: 5643 Comm: syz.1.257 Not tainted 5.15.183-syzkaller #0 [ 207.791570][ T5643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 207.794345][ T5643] Call trace: [ 207.795204][ T5643] dump_backtrace+0x0/0x43c [ 207.796414][ T5643] show_stack+0x2c/0x3c [ 207.797548][ T5643] __dump_stack+0x30/0x40 [ 207.798695][ T5643] dump_stack_lvl+0xf8/0x160 [ 207.800010][ T5643] dump_stack+0x1c/0x5c [ 207.801163][ T5643] sysfs_create_dir_ns+0x22c/0x24c [ 207.802572][ T5643] kobject_add_internal+0x590/0xc54 [ 207.803994][ T5643] kobject_init_and_add+0x118/0x17c [ 207.805419][ T5643] gfs2_sys_fs_add+0x1dc/0x3d8 [ 207.806747][ T5643] gfs2_fill_super+0xdac/0x19e0 [ 207.808070][ T5643] get_tree_bdev+0x358/0x544 [ 207.809356][ T5643] gfs2_get_tree+0x54/0x1b4 [ 207.810625][ T5643] vfs_get_tree+0x90/0x274 [ 207.811805][ T5643] do_new_mount+0x228/0x810 [ 207.813149][ T5643] path_mount+0x5b4/0x1000 [ 207.814409][ T5643] __arm64_sys_mount+0x514/0x5e4 [ 207.815741][ T5643] invoke_syscall+0x98/0x2b8 [ 207.817026][ T5643] el0_svc_common+0x138/0x258 [ 207.818303][ T5643] do_el0_svc+0x58/0x14c [ 207.819465][ T5643] el0_svc+0x78/0x1e0 [ 207.820549][ T5643] el0t_64_sync_handler+0xcc/0xe4 [ 207.821889][ T5643] el0t_64_sync+0x1a0/0x1a4 [ 207.825128][ T5643] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 207.830386][ T5643] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 208.092081][ T5646] loop1: detected capacity change from 0 to 32768 [ 208.197113][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 208.199457][ T5646] CPU: 1 PID: 5646 Comm: syz.1.258 Not tainted 5.15.183-syzkaller #0 [ 208.201584][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 208.204230][ T5646] Call trace: [ 208.205094][ T5646] dump_backtrace+0x0/0x43c [ 208.206324][ T5646] show_stack+0x2c/0x3c [ 208.207449][ T5646] __dump_stack+0x30/0x40 [ 208.208607][ T5646] dump_stack_lvl+0xf8/0x160 [ 208.209879][ T5646] dump_stack+0x1c/0x5c [ 208.211021][ T5646] sysfs_create_dir_ns+0x22c/0x24c [ 208.212405][ T5646] kobject_add_internal+0x590/0xc54 [ 208.213776][ T5646] kobject_init_and_add+0x118/0x17c [ 208.215169][ T5646] gfs2_sys_fs_add+0x1dc/0x3d8 [ 208.216478][ T5646] gfs2_fill_super+0xdac/0x19e0 [ 208.217814][ T5646] get_tree_bdev+0x358/0x544 [ 208.219039][ T5646] gfs2_get_tree+0x54/0x1b4 [ 208.220251][ T5646] vfs_get_tree+0x90/0x274 [ 208.221448][ T5646] do_new_mount+0x228/0x810 [ 208.222670][ T5646] path_mount+0x5b4/0x1000 [ 208.223886][ T5646] __arm64_sys_mount+0x514/0x5e4 [ 208.225200][ T5646] invoke_syscall+0x98/0x2b8 [ 208.226429][ T5646] el0_svc_common+0x138/0x258 [ 208.227780][ T5646] do_el0_svc+0x58/0x14c [ 208.228956][ T5646] el0_svc+0x78/0x1e0 [ 208.230021][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 208.231376][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 208.234539][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 208.238436][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:03:28 executed programs: 245 [ 208.495335][ T5649] loop1: detected capacity change from 0 to 32768 [ 208.537992][ T5649] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 208.540061][ T5649] CPU: 1 PID: 5649 Comm: syz.1.259 Not tainted 5.15.183-syzkaller #0 [ 208.542236][ T5649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 208.544956][ T5649] Call trace: [ 208.545843][ T5649] dump_backtrace+0x0/0x43c [ 208.547033][ T5649] show_stack+0x2c/0x3c [ 208.548195][ T5649] __dump_stack+0x30/0x40 [ 208.549368][ T5649] dump_stack_lvl+0xf8/0x160 [ 208.550620][ T5649] dump_stack+0x1c/0x5c [ 208.551776][ T5649] sysfs_create_dir_ns+0x22c/0x24c [ 208.553192][ T5649] kobject_add_internal+0x590/0xc54 [ 208.554581][ T5649] kobject_init_and_add+0x118/0x17c [ 208.555984][ T5649] gfs2_sys_fs_add+0x1dc/0x3d8 [ 208.557272][ T5649] gfs2_fill_super+0xdac/0x19e0 [ 208.558579][ T5649] get_tree_bdev+0x358/0x544 [ 208.559788][ T5649] gfs2_get_tree+0x54/0x1b4 [ 208.561001][ T5649] vfs_get_tree+0x90/0x274 [ 208.562271][ T5649] do_new_mount+0x228/0x810 [ 208.563551][ T5649] path_mount+0x5b4/0x1000 [ 208.564730][ T5649] __arm64_sys_mount+0x514/0x5e4 [ 208.566090][ T5649] invoke_syscall+0x98/0x2b8 [ 208.567389][ T5649] el0_svc_common+0x138/0x258 [ 208.568672][ T5649] do_el0_svc+0x58/0x14c [ 208.569794][ T5649] el0_svc+0x78/0x1e0 [ 208.570853][ T5649] el0t_64_sync_handler+0xcc/0xe4 [ 208.572223][ T5649] el0t_64_sync+0x1a0/0x1a4 [ 208.575992][ T5649] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 208.579783][ T5649] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 208.829878][ T5652] loop1: detected capacity change from 0 to 32768 [ 208.878974][ T5652] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 208.881094][ T5652] CPU: 0 PID: 5652 Comm: syz.1.260 Not tainted 5.15.183-syzkaller #0 [ 208.883330][ T5652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 208.886000][ T5652] Call trace: [ 208.886910][ T5652] dump_backtrace+0x0/0x43c [ 208.888111][ T5652] show_stack+0x2c/0x3c [ 208.889270][ T5652] __dump_stack+0x30/0x40 [ 208.890440][ T5652] dump_stack_lvl+0xf8/0x160 [ 208.891700][ T5652] dump_stack+0x1c/0x5c [ 208.892829][ T5652] sysfs_create_dir_ns+0x22c/0x24c [ 208.894213][ T5652] kobject_add_internal+0x590/0xc54 [ 208.895630][ T5652] kobject_init_and_add+0x118/0x17c [ 208.897058][ T5652] gfs2_sys_fs_add+0x1dc/0x3d8 [ 208.898398][ T5652] gfs2_fill_super+0xdac/0x19e0 [ 208.899764][ T5652] get_tree_bdev+0x358/0x544 [ 208.901014][ T5652] gfs2_get_tree+0x54/0x1b4 [ 208.902314][ T5652] vfs_get_tree+0x90/0x274 [ 208.903553][ T5652] do_new_mount+0x228/0x810 [ 208.904776][ T5652] path_mount+0x5b4/0x1000 [ 208.906012][ T5652] __arm64_sys_mount+0x514/0x5e4 [ 208.907417][ T5652] invoke_syscall+0x98/0x2b8 [ 208.908679][ T5652] el0_svc_common+0x138/0x258 [ 208.909983][ T5652] do_el0_svc+0x58/0x14c [ 208.911155][ T5652] el0_svc+0x78/0x1e0 [ 208.912332][ T5652] el0t_64_sync_handler+0xcc/0xe4 [ 208.913722][ T5652] el0t_64_sync+0x1a0/0x1a4 [ 208.916975][ T5652] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 208.920959][ T5652] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 209.185680][ T5656] loop1: detected capacity change from 0 to 32768 [ 209.193376][ T5656] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 209.195420][ T5656] CPU: 1 PID: 5656 Comm: syz.1.261 Not tainted 5.15.183-syzkaller #0 [ 209.197588][ T5656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 209.200272][ T5656] Call trace: [ 209.201142][ T5656] dump_backtrace+0x0/0x43c [ 209.202369][ T5656] show_stack+0x2c/0x3c [ 209.203508][ T5656] __dump_stack+0x30/0x40 [ 209.204689][ T5656] dump_stack_lvl+0xf8/0x160 [ 209.205936][ T5656] dump_stack+0x1c/0x5c [ 209.207063][ T5656] sysfs_create_dir_ns+0x22c/0x24c [ 209.208431][ T5656] kobject_add_internal+0x590/0xc54 [ 209.209864][ T5656] kobject_init_and_add+0x118/0x17c [ 209.211302][ T5656] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.212592][ T5656] gfs2_fill_super+0xdac/0x19e0 [ 209.213888][ T5656] get_tree_bdev+0x358/0x544 [ 209.215131][ T5656] gfs2_get_tree+0x54/0x1b4 [ 209.216420][ T5656] vfs_get_tree+0x90/0x274 [ 209.217616][ T5656] do_new_mount+0x228/0x810 [ 209.218850][ T5656] path_mount+0x5b4/0x1000 [ 209.220036][ T5656] __arm64_sys_mount+0x514/0x5e4 [ 209.221407][ T5656] invoke_syscall+0x98/0x2b8 [ 209.222652][ T5656] el0_svc_common+0x138/0x258 [ 209.223966][ T5656] do_el0_svc+0x58/0x14c [ 209.225120][ T5656] el0_svc+0x78/0x1e0 [ 209.226225][ T5656] el0t_64_sync_handler+0xcc/0xe4 [ 209.227590][ T5656] el0t_64_sync+0x1a0/0x1a4 [ 209.230147][ T5656] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 209.233672][ T5656] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 209.602653][ T5660] loop1: detected capacity change from 0 to 32768 [ 209.627480][ T5660] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 209.629495][ T5660] CPU: 1 PID: 5660 Comm: syz.1.262 Not tainted 5.15.183-syzkaller #0 [ 209.631639][ T5660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 209.634336][ T5660] Call trace: [ 209.635169][ T5660] dump_backtrace+0x0/0x43c [ 209.636381][ T5660] show_stack+0x2c/0x3c [ 209.637483][ T5660] __dump_stack+0x30/0x40 [ 209.638671][ T5660] dump_stack_lvl+0xf8/0x160 [ 209.639937][ T5660] dump_stack+0x1c/0x5c [ 209.641099][ T5660] sysfs_create_dir_ns+0x22c/0x24c [ 209.642454][ T5660] kobject_add_internal+0x590/0xc54 [ 209.643890][ T5660] kobject_init_and_add+0x118/0x17c [ 209.645334][ T5660] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.646635][ T5660] gfs2_fill_super+0xdac/0x19e0 [ 209.647959][ T5660] get_tree_bdev+0x358/0x544 [ 209.649312][ T5660] gfs2_get_tree+0x54/0x1b4 [ 209.650548][ T5660] vfs_get_tree+0x90/0x274 [ 209.651777][ T5660] do_new_mount+0x228/0x810 [ 209.652982][ T5660] path_mount+0x5b4/0x1000 [ 209.654164][ T5660] __arm64_sys_mount+0x514/0x5e4 [ 209.655544][ T5660] invoke_syscall+0x98/0x2b8 [ 209.656798][ T5660] el0_svc_common+0x138/0x258 [ 209.658121][ T5660] do_el0_svc+0x58/0x14c [ 209.659316][ T5660] el0_svc+0x78/0x1e0 [ 209.660397][ T5660] el0t_64_sync_handler+0xcc/0xe4 [ 209.661855][ T5660] el0t_64_sync+0x1a0/0x1a4 [ 209.666162][ T5660] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 209.669856][ T5660] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 209.924439][ T5665] loop1: detected capacity change from 0 to 32768 [ 209.961870][ T5665] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 209.963933][ T5665] CPU: 0 PID: 5665 Comm: syz.1.263 Not tainted 5.15.183-syzkaller #0 [ 209.966053][ T5665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 209.968977][ T5665] Call trace: [ 209.969877][ T5665] dump_backtrace+0x0/0x43c [ 209.971161][ T5665] show_stack+0x2c/0x3c [ 209.972355][ T5665] __dump_stack+0x30/0x40 [ 209.973569][ T5665] dump_stack_lvl+0xf8/0x160 [ 209.974829][ T5665] dump_stack+0x1c/0x5c [ 209.975982][ T5665] sysfs_create_dir_ns+0x22c/0x24c [ 209.977359][ T5665] kobject_add_internal+0x590/0xc54 [ 209.978827][ T5665] kobject_init_and_add+0x118/0x17c [ 209.980259][ T5665] gfs2_sys_fs_add+0x1dc/0x3d8 [ 209.981567][ T5665] gfs2_fill_super+0xdac/0x19e0 [ 209.982858][ T5665] get_tree_bdev+0x358/0x544 [ 209.984137][ T5665] gfs2_get_tree+0x54/0x1b4 [ 209.985398][ T5665] vfs_get_tree+0x90/0x274 [ 209.986602][ T5665] do_new_mount+0x228/0x810 [ 209.987821][ T5665] path_mount+0x5b4/0x1000 [ 209.989047][ T5665] __arm64_sys_mount+0x514/0x5e4 [ 209.990411][ T5665] invoke_syscall+0x98/0x2b8 [ 209.991651][ T5665] el0_svc_common+0x138/0x258 [ 209.992973][ T5665] do_el0_svc+0x58/0x14c [ 209.994086][ T5665] el0_svc+0x78/0x1e0 [ 209.995208][ T5665] el0t_64_sync_handler+0xcc/0xe4 [ 209.996571][ T5665] el0t_64_sync+0x1a0/0x1a4 [ 210.003010][ T5665] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 210.006777][ T5665] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 210.265651][ T5668] loop1: detected capacity change from 0 to 32768 [ 210.319219][ T5668] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 210.321266][ T5668] CPU: 1 PID: 5668 Comm: syz.1.264 Not tainted 5.15.183-syzkaller #0 [ 210.323443][ T5668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 210.326170][ T5668] Call trace: [ 210.327001][ T5668] dump_backtrace+0x0/0x43c [ 210.328226][ T5668] show_stack+0x2c/0x3c [ 210.329393][ T5668] __dump_stack+0x30/0x40 [ 210.330609][ T5668] dump_stack_lvl+0xf8/0x160 [ 210.331832][ T5668] dump_stack+0x1c/0x5c [ 210.332940][ T5668] sysfs_create_dir_ns+0x22c/0x24c [ 210.334387][ T5668] kobject_add_internal+0x590/0xc54 [ 210.335788][ T5668] kobject_init_and_add+0x118/0x17c [ 210.337205][ T5668] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.338496][ T5668] gfs2_fill_super+0xdac/0x19e0 [ 210.339834][ T5668] get_tree_bdev+0x358/0x544 [ 210.341207][ T5668] gfs2_get_tree+0x54/0x1b4 [ 210.342378][ T5668] vfs_get_tree+0x90/0x274 [ 210.343570][ T5668] do_new_mount+0x228/0x810 [ 210.344753][ T5668] path_mount+0x5b4/0x1000 [ 210.345898][ T5668] __arm64_sys_mount+0x514/0x5e4 [ 210.347202][ T5668] invoke_syscall+0x98/0x2b8 [ 210.348442][ T5668] el0_svc_common+0x138/0x258 [ 210.349681][ T5668] do_el0_svc+0x58/0x14c [ 210.350798][ T5668] el0_svc+0x78/0x1e0 [ 210.351835][ T5668] el0t_64_sync_handler+0xcc/0xe4 [ 210.353178][ T5668] el0t_64_sync+0x1a0/0x1a4 [ 210.354706][ T5668] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 210.358277][ T5668] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 210.654130][ T5672] loop1: detected capacity change from 0 to 32768 [ 210.697816][ T5672] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 210.699928][ T5672] CPU: 0 PID: 5672 Comm: syz.1.265 Not tainted 5.15.183-syzkaller #0 [ 210.702095][ T5672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 210.704796][ T5672] Call trace: [ 210.705719][ T5672] dump_backtrace+0x0/0x43c [ 210.707073][ T5672] show_stack+0x2c/0x3c [ 210.708224][ T5672] __dump_stack+0x30/0x40 [ 210.709402][ T5672] dump_stack_lvl+0xf8/0x160 [ 210.710656][ T5672] dump_stack+0x1c/0x5c [ 210.711815][ T5672] sysfs_create_dir_ns+0x22c/0x24c [ 210.713219][ T5672] kobject_add_internal+0x590/0xc54 [ 210.714615][ T5672] kobject_init_and_add+0x118/0x17c [ 210.715998][ T5672] gfs2_sys_fs_add+0x1dc/0x3d8 [ 210.717310][ T5672] gfs2_fill_super+0xdac/0x19e0 [ 210.718640][ T5672] get_tree_bdev+0x358/0x544 [ 210.719907][ T5672] gfs2_get_tree+0x54/0x1b4 [ 210.721114][ T5672] vfs_get_tree+0x90/0x274 [ 210.722339][ T5672] do_new_mount+0x228/0x810 [ 210.723579][ T5672] path_mount+0x5b4/0x1000 [ 210.724800][ T5672] __arm64_sys_mount+0x514/0x5e4 [ 210.726140][ T5672] invoke_syscall+0x98/0x2b8 [ 210.727398][ T5672] el0_svc_common+0x138/0x258 [ 210.728669][ T5672] do_el0_svc+0x58/0x14c [ 210.729820][ T5672] el0_svc+0x78/0x1e0 [ 210.730897][ T5672] el0t_64_sync_handler+0xcc/0xe4 [ 210.732274][ T5672] el0t_64_sync+0x1a0/0x1a4 [ 210.734385][ T5672] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 210.738065][ T5672] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 210.992154][ T5675] loop1: detected capacity change from 0 to 32768 [ 211.046992][ T5675] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 211.049149][ T5675] CPU: 0 PID: 5675 Comm: syz.1.266 Not tainted 5.15.183-syzkaller #0 [ 211.051336][ T5675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 211.053965][ T5675] Call trace: [ 211.054823][ T5675] dump_backtrace+0x0/0x43c [ 211.056011][ T5675] show_stack+0x2c/0x3c [ 211.057119][ T5675] __dump_stack+0x30/0x40 [ 211.058328][ T5675] dump_stack_lvl+0xf8/0x160 [ 211.059627][ T5675] dump_stack+0x1c/0x5c [ 211.060794][ T5675] sysfs_create_dir_ns+0x22c/0x24c [ 211.062193][ T5675] kobject_add_internal+0x590/0xc54 [ 211.063660][ T5675] kobject_init_and_add+0x118/0x17c [ 211.065098][ T5675] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.066417][ T5675] gfs2_fill_super+0xdac/0x19e0 [ 211.067749][ T5675] get_tree_bdev+0x358/0x544 [ 211.069025][ T5675] gfs2_get_tree+0x54/0x1b4 [ 211.070284][ T5675] vfs_get_tree+0x90/0x274 [ 211.071519][ T5675] do_new_mount+0x228/0x810 [ 211.072780][ T5675] path_mount+0x5b4/0x1000 [ 211.074022][ T5675] __arm64_sys_mount+0x514/0x5e4 [ 211.075410][ T5675] invoke_syscall+0x98/0x2b8 [ 211.076655][ T5675] el0_svc_common+0x138/0x258 [ 211.077940][ T5675] do_el0_svc+0x58/0x14c [ 211.079125][ T5675] el0_svc+0x78/0x1e0 [ 211.080251][ T5675] el0t_64_sync_handler+0xcc/0xe4 [ 211.081581][ T5675] el0t_64_sync+0x1a0/0x1a4 [ 211.084787][ T5675] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 211.088534][ T5675] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 211.354739][ T5678] loop1: detected capacity change from 0 to 32768 [ 211.405510][ T5678] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 211.407731][ T5678] CPU: 1 PID: 5678 Comm: syz.1.267 Not tainted 5.15.183-syzkaller #0 [ 211.409872][ T5678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 211.412723][ T5678] Call trace: [ 211.413714][ T5678] dump_backtrace+0x0/0x43c [ 211.414923][ T5678] show_stack+0x2c/0x3c [ 211.416013][ T5678] __dump_stack+0x30/0x40 [ 211.417187][ T5678] dump_stack_lvl+0xf8/0x160 [ 211.418433][ T5678] dump_stack+0x1c/0x5c [ 211.419542][ T5678] sysfs_create_dir_ns+0x22c/0x24c [ 211.420935][ T5678] kobject_add_internal+0x590/0xc54 [ 211.422395][ T5678] kobject_init_and_add+0x118/0x17c [ 211.423817][ T5678] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.425150][ T5678] gfs2_fill_super+0xdac/0x19e0 [ 211.426495][ T5678] get_tree_bdev+0x358/0x544 [ 211.427737][ T5678] gfs2_get_tree+0x54/0x1b4 [ 211.428948][ T5678] vfs_get_tree+0x90/0x274 [ 211.430135][ T5678] do_new_mount+0x228/0x810 [ 211.431352][ T5678] path_mount+0x5b4/0x1000 [ 211.432530][ T5678] __arm64_sys_mount+0x514/0x5e4 [ 211.433905][ T5678] invoke_syscall+0x98/0x2b8 [ 211.435142][ T5678] el0_svc_common+0x138/0x258 [ 211.436397][ T5678] do_el0_svc+0x58/0x14c [ 211.437657][ T5678] el0_svc+0x78/0x1e0 [ 211.438728][ T5678] el0t_64_sync_handler+0xcc/0xe4 [ 211.440122][ T5678] el0t_64_sync+0x1a0/0x1a4 [ 211.444922][ T5678] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 211.448814][ T5678] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 211.717253][ T5682] loop1: detected capacity change from 0 to 32768 [ 211.769253][ T5682] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 211.771257][ T5682] CPU: 1 PID: 5682 Comm: syz.1.268 Not tainted 5.15.183-syzkaller #0 [ 211.773396][ T5682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 211.776104][ T5682] Call trace: [ 211.776960][ T5682] dump_backtrace+0x0/0x43c [ 211.778121][ T5682] show_stack+0x2c/0x3c [ 211.779233][ T5682] __dump_stack+0x30/0x40 [ 211.780432][ T5682] dump_stack_lvl+0xf8/0x160 [ 211.781706][ T5682] dump_stack+0x1c/0x5c [ 211.782785][ T5682] sysfs_create_dir_ns+0x22c/0x24c [ 211.784200][ T5682] kobject_add_internal+0x590/0xc54 [ 211.785602][ T5682] kobject_init_and_add+0x118/0x17c [ 211.787012][ T5682] gfs2_sys_fs_add+0x1dc/0x3d8 [ 211.788340][ T5682] gfs2_fill_super+0xdac/0x19e0 [ 211.789691][ T5682] get_tree_bdev+0x358/0x544 [ 211.790928][ T5682] gfs2_get_tree+0x54/0x1b4 [ 211.792101][ T5682] vfs_get_tree+0x90/0x274 [ 211.793297][ T5682] do_new_mount+0x228/0x810 [ 211.794558][ T5682] path_mount+0x5b4/0x1000 [ 211.795764][ T5682] __arm64_sys_mount+0x514/0x5e4 [ 211.797128][ T5682] invoke_syscall+0x98/0x2b8 [ 211.798358][ T5682] el0_svc_common+0x138/0x258 [ 211.799628][ T5682] do_el0_svc+0x58/0x14c [ 211.800767][ T5682] el0_svc+0x78/0x1e0 [ 211.801880][ T5682] el0t_64_sync_handler+0xcc/0xe4 [ 211.803213][ T5682] el0t_64_sync+0x1a0/0x1a4 [ 211.809746][ T5682] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 211.813202][ T5682] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 212.068771][ T5685] loop1: detected capacity change from 0 to 32768 [ 212.076083][ T5685] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 212.080864][ T5685] CPU: 1 PID: 5685 Comm: syz.1.269 Not tainted 5.15.183-syzkaller #0 [ 212.082976][ T5685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 212.085624][ T5685] Call trace: [ 212.086489][ T5685] dump_backtrace+0x0/0x43c [ 212.087710][ T5685] show_stack+0x2c/0x3c [ 212.088849][ T5685] __dump_stack+0x30/0x40 [ 212.090032][ T5685] dump_stack_lvl+0xf8/0x160 [ 212.091283][ T5685] dump_stack+0x1c/0x5c [ 212.092410][ T5685] sysfs_create_dir_ns+0x22c/0x24c [ 212.093753][ T5685] kobject_add_internal+0x590/0xc54 [ 212.095203][ T5685] kobject_init_and_add+0x118/0x17c [ 212.096579][ T5685] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.097900][ T5685] gfs2_fill_super+0xdac/0x19e0 [ 212.099199][ T5685] get_tree_bdev+0x358/0x544 [ 212.100481][ T5685] gfs2_get_tree+0x54/0x1b4 [ 212.101669][ T5685] vfs_get_tree+0x90/0x274 [ 212.102823][ T5685] do_new_mount+0x228/0x810 [ 212.104039][ T5685] path_mount+0x5b4/0x1000 [ 212.105178][ T5685] __arm64_sys_mount+0x514/0x5e4 [ 212.106513][ T5685] invoke_syscall+0x98/0x2b8 [ 212.107759][ T5685] el0_svc_common+0x138/0x258 [ 212.108986][ T5685] do_el0_svc+0x58/0x14c [ 212.110174][ T5685] el0_svc+0x78/0x1e0 [ 212.111287][ T5685] el0t_64_sync_handler+0xcc/0xe4 [ 212.112617][ T5685] el0t_64_sync+0x1a0/0x1a4 [ 212.115720][ T5685] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 212.119404][ T5685] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 212.480523][ T5688] loop1: detected capacity change from 0 to 32768 [ 212.526857][ T5688] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 212.529078][ T5688] CPU: 0 PID: 5688 Comm: syz.1.270 Not tainted 5.15.183-syzkaller #0 [ 212.531175][ T5688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 212.533885][ T5688] Call trace: [ 212.534777][ T5688] dump_backtrace+0x0/0x43c [ 212.536002][ T5688] show_stack+0x2c/0x3c [ 212.537469][ T5688] __dump_stack+0x30/0x40 [ 212.538638][ T5688] dump_stack_lvl+0xf8/0x160 [ 212.539939][ T5688] dump_stack+0x1c/0x5c [ 212.541064][ T5688] sysfs_create_dir_ns+0x22c/0x24c [ 212.542559][ T5688] kobject_add_internal+0x590/0xc54 [ 212.544018][ T5688] kobject_init_and_add+0x118/0x17c [ 212.545493][ T5688] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.546806][ T5688] gfs2_fill_super+0xdac/0x19e0 [ 212.548105][ T5688] get_tree_bdev+0x358/0x544 [ 212.549374][ T5688] gfs2_get_tree+0x54/0x1b4 [ 212.550647][ T5688] vfs_get_tree+0x90/0x274 [ 212.551882][ T5688] do_new_mount+0x228/0x810 [ 212.553103][ T5688] path_mount+0x5b4/0x1000 [ 212.554322][ T5688] __arm64_sys_mount+0x514/0x5e4 [ 212.555648][ T5688] invoke_syscall+0x98/0x2b8 [ 212.556836][ T5688] el0_svc_common+0x138/0x258 [ 212.558097][ T5688] do_el0_svc+0x58/0x14c [ 212.559316][ T5688] el0_svc+0x78/0x1e0 [ 212.560423][ T5688] el0t_64_sync_handler+0xcc/0xe4 [ 212.561806][ T5688] el0t_64_sync+0x1a0/0x1a4 [ 212.566080][ T5688] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 212.569873][ T5688] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 212.821267][ T5691] loop1: detected capacity change from 0 to 32768 [ 212.859266][ T5691] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 212.861323][ T5691] CPU: 1 PID: 5691 Comm: syz.1.271 Not tainted 5.15.183-syzkaller #0 [ 212.863509][ T5691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 212.866313][ T5691] Call trace: [ 212.867192][ T5691] dump_backtrace+0x0/0x43c [ 212.868438][ T5691] show_stack+0x2c/0x3c [ 212.869591][ T5691] __dump_stack+0x30/0x40 [ 212.870846][ T5691] dump_stack_lvl+0xf8/0x160 [ 212.872124][ T5691] dump_stack+0x1c/0x5c [ 212.873229][ T5691] sysfs_create_dir_ns+0x22c/0x24c [ 212.874628][ T5691] kobject_add_internal+0x590/0xc54 [ 212.876080][ T5691] kobject_init_and_add+0x118/0x17c [ 212.877498][ T5691] gfs2_sys_fs_add+0x1dc/0x3d8 [ 212.878809][ T5691] gfs2_fill_super+0xdac/0x19e0 [ 212.880150][ T5691] get_tree_bdev+0x358/0x544 [ 212.881381][ T5691] gfs2_get_tree+0x54/0x1b4 [ 212.882614][ T5691] vfs_get_tree+0x90/0x274 [ 212.883860][ T5691] do_new_mount+0x228/0x810 [ 212.885156][ T5691] path_mount+0x5b4/0x1000 [ 212.886405][ T5691] __arm64_sys_mount+0x514/0x5e4 [ 212.887780][ T5691] invoke_syscall+0x98/0x2b8 [ 212.889099][ T5691] el0_svc_common+0x138/0x258 [ 212.890418][ T5691] do_el0_svc+0x58/0x14c [ 212.891575][ T5691] el0_svc+0x78/0x1e0 [ 212.892692][ T5691] el0t_64_sync_handler+0xcc/0xe4 [ 212.894105][ T5691] el0t_64_sync+0x1a0/0x1a4 [ 212.904487][ T5691] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 212.908216][ T5691] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 213.203933][ T5694] loop1: detected capacity change from 0 to 32768 [ 213.246702][ T5694] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 213.248975][ T5694] CPU: 0 PID: 5694 Comm: syz.1.272 Not tainted 5.15.183-syzkaller #0 [ 213.251119][ T5694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 213.253843][ T5694] Call trace: [ 213.254721][ T5694] dump_backtrace+0x0/0x43c [ 213.255942][ T5694] show_stack+0x2c/0x3c [ 213.257068][ T5694] __dump_stack+0x30/0x40 [ 213.258283][ T5694] dump_stack_lvl+0xf8/0x160 [ 213.259542][ T5694] dump_stack+0x1c/0x5c [ 213.260692][ T5694] sysfs_create_dir_ns+0x22c/0x24c [ 213.262156][ T5694] kobject_add_internal+0x590/0xc54 [ 213.263582][ T5694] kobject_init_and_add+0x118/0x17c [ 213.265022][ T5694] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.266326][ T5694] gfs2_fill_super+0xdac/0x19e0 [ 213.267639][ T5694] get_tree_bdev+0x358/0x544 [ 213.268890][ T5694] gfs2_get_tree+0x54/0x1b4 [ 213.270107][ T5694] vfs_get_tree+0x90/0x274 [ 213.271338][ T5694] do_new_mount+0x228/0x810 [ 213.272547][ T5694] path_mount+0x5b4/0x1000 [ 213.273740][ T5694] __arm64_sys_mount+0x514/0x5e4 [ 213.275102][ T5694] invoke_syscall+0x98/0x2b8 [ 213.276402][ T5694] el0_svc_common+0x138/0x258 [ 213.277741][ T5694] do_el0_svc+0x58/0x14c [ 213.278908][ T5694] el0_svc+0x78/0x1e0 [ 213.280067][ T5694] el0t_64_sync_handler+0xcc/0xe4 [ 213.281468][ T5694] el0t_64_sync+0x1a0/0x1a4 [ 213.284933][ T5694] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 213.288539][ T5694] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:03:33 executed programs: 259 [ 213.545636][ T5697] loop1: detected capacity change from 0 to 32768 [ 213.558416][ T5697] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 213.560510][ T5697] CPU: 1 PID: 5697 Comm: syz.1.273 Not tainted 5.15.183-syzkaller #0 [ 213.562676][ T5697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 213.565433][ T5697] Call trace: [ 213.566314][ T5697] dump_backtrace+0x0/0x43c [ 213.567555][ T5697] show_stack+0x2c/0x3c [ 213.568750][ T5697] __dump_stack+0x30/0x40 [ 213.569965][ T5697] dump_stack_lvl+0xf8/0x160 [ 213.571255][ T5697] dump_stack+0x1c/0x5c [ 213.572366][ T5697] sysfs_create_dir_ns+0x22c/0x24c [ 213.573798][ T5697] kobject_add_internal+0x590/0xc54 [ 213.575215][ T5697] kobject_init_and_add+0x118/0x17c [ 213.576640][ T5697] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.577906][ T5697] gfs2_fill_super+0xdac/0x19e0 [ 213.579225][ T5697] get_tree_bdev+0x358/0x544 [ 213.580509][ T5697] gfs2_get_tree+0x54/0x1b4 [ 213.581790][ T5697] vfs_get_tree+0x90/0x274 [ 213.582983][ T5697] do_new_mount+0x228/0x810 [ 213.584262][ T5697] path_mount+0x5b4/0x1000 [ 213.585437][ T5697] __arm64_sys_mount+0x514/0x5e4 [ 213.586798][ T5697] invoke_syscall+0x98/0x2b8 [ 213.588053][ T5697] el0_svc_common+0x138/0x258 [ 213.589325][ T5697] do_el0_svc+0x58/0x14c [ 213.590470][ T5697] el0_svc+0x78/0x1e0 [ 213.591528][ T5697] el0t_64_sync_handler+0xcc/0xe4 [ 213.592880][ T5697] el0t_64_sync+0x1a0/0x1a4 [ 213.594556][ T5697] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 213.598255][ T5697] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 213.863280][ T5700] loop1: detected capacity change from 0 to 32768 [ 213.908115][ T5700] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 213.910353][ T5700] CPU: 0 PID: 5700 Comm: syz.1.274 Not tainted 5.15.183-syzkaller #0 [ 213.912536][ T5700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 213.915315][ T5700] Call trace: [ 213.916199][ T5700] dump_backtrace+0x0/0x43c [ 213.917485][ T5700] show_stack+0x2c/0x3c [ 213.918593][ T5700] __dump_stack+0x30/0x40 [ 213.919796][ T5700] dump_stack_lvl+0xf8/0x160 [ 213.921004][ T5700] dump_stack+0x1c/0x5c [ 213.922104][ T5700] sysfs_create_dir_ns+0x22c/0x24c [ 213.923580][ T5700] kobject_add_internal+0x590/0xc54 [ 213.925048][ T5700] kobject_init_and_add+0x118/0x17c [ 213.926524][ T5700] gfs2_sys_fs_add+0x1dc/0x3d8 [ 213.927862][ T5700] gfs2_fill_super+0xdac/0x19e0 [ 213.929221][ T5700] get_tree_bdev+0x358/0x544 [ 213.930551][ T5700] gfs2_get_tree+0x54/0x1b4 [ 213.931758][ T5700] vfs_get_tree+0x90/0x274 [ 213.932961][ T5700] do_new_mount+0x228/0x810 [ 213.934197][ T5700] path_mount+0x5b4/0x1000 [ 213.935370][ T5700] __arm64_sys_mount+0x514/0x5e4 [ 213.936816][ T5700] invoke_syscall+0x98/0x2b8 [ 213.938048][ T5700] el0_svc_common+0x138/0x258 [ 213.939350][ T5700] do_el0_svc+0x58/0x14c [ 213.940485][ T5700] el0_svc+0x78/0x1e0 [ 213.941550][ T5700] el0t_64_sync_handler+0xcc/0xe4 [ 213.942939][ T5700] el0t_64_sync+0x1a0/0x1a4 [ 213.944433][ T5700] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 213.948033][ T5700] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 214.201795][ T5703] loop1: detected capacity change from 0 to 32768 [ 214.233112][ T5703] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 214.235542][ T5703] CPU: 1 PID: 5703 Comm: syz.1.275 Not tainted 5.15.183-syzkaller #0 [ 214.237792][ T5703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 214.240720][ T5703] Call trace: [ 214.241591][ T5703] dump_backtrace+0x0/0x43c [ 214.242796][ T5703] show_stack+0x2c/0x3c [ 214.243976][ T5703] __dump_stack+0x30/0x40 [ 214.245137][ T5703] dump_stack_lvl+0xf8/0x160 [ 214.246366][ T5703] dump_stack+0x1c/0x5c [ 214.247510][ T5703] sysfs_create_dir_ns+0x22c/0x24c [ 214.248901][ T5703] kobject_add_internal+0x590/0xc54 [ 214.250315][ T5703] kobject_init_and_add+0x118/0x17c [ 214.251697][ T5703] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.253005][ T5703] gfs2_fill_super+0xdac/0x19e0 [ 214.254446][ T5703] get_tree_bdev+0x358/0x544 [ 214.255759][ T5703] gfs2_get_tree+0x54/0x1b4 [ 214.257013][ T5703] vfs_get_tree+0x90/0x274 [ 214.258236][ T5703] do_new_mount+0x228/0x810 [ 214.259533][ T5703] path_mount+0x5b4/0x1000 [ 214.260752][ T5703] __arm64_sys_mount+0x514/0x5e4 [ 214.262109][ T5703] invoke_syscall+0x98/0x2b8 [ 214.263364][ T5703] el0_svc_common+0x138/0x258 [ 214.264619][ T5703] do_el0_svc+0x58/0x14c [ 214.265792][ T5703] el0_svc+0x78/0x1e0 [ 214.266884][ T5703] el0t_64_sync_handler+0xcc/0xe4 [ 214.268264][ T5703] el0t_64_sync+0x1a0/0x1a4 [ 214.271420][ T5703] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 214.274979][ T5703] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 214.554349][ T5706] loop1: detected capacity change from 0 to 32768 [ 214.605689][ T5706] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 214.607937][ T5706] CPU: 0 PID: 5706 Comm: syz.1.276 Not tainted 5.15.183-syzkaller #0 [ 214.610261][ T5706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 214.612917][ T5706] Call trace: [ 214.613768][ T5706] dump_backtrace+0x0/0x43c [ 214.615035][ T5706] show_stack+0x2c/0x3c [ 214.616157][ T5706] __dump_stack+0x30/0x40 [ 214.617350][ T5706] dump_stack_lvl+0xf8/0x160 [ 214.618716][ T5706] dump_stack+0x1c/0x5c [ 214.619807][ T5706] sysfs_create_dir_ns+0x22c/0x24c [ 214.621179][ T5706] kobject_add_internal+0x590/0xc54 [ 214.622717][ T5706] kobject_init_and_add+0x118/0x17c [ 214.624204][ T5706] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.625589][ T5706] gfs2_fill_super+0xdac/0x19e0 [ 214.626908][ T5706] get_tree_bdev+0x358/0x544 [ 214.628218][ T5706] gfs2_get_tree+0x54/0x1b4 [ 214.629510][ T5706] vfs_get_tree+0x90/0x274 [ 214.630750][ T5706] do_new_mount+0x228/0x810 [ 214.631990][ T5706] path_mount+0x5b4/0x1000 [ 214.633197][ T5706] __arm64_sys_mount+0x514/0x5e4 [ 214.634563][ T5706] invoke_syscall+0x98/0x2b8 [ 214.635824][ T5706] el0_svc_common+0x138/0x258 [ 214.637097][ T5706] do_el0_svc+0x58/0x14c [ 214.638282][ T5706] el0_svc+0x78/0x1e0 [ 214.639351][ T5706] el0t_64_sync_handler+0xcc/0xe4 [ 214.640741][ T5706] el0t_64_sync+0x1a0/0x1a4 [ 214.643983][ T5706] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 214.647714][ T5706] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 214.906413][ T5709] loop1: detected capacity change from 0 to 32768 [ 214.962518][ T5709] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 214.965085][ T5709] CPU: 0 PID: 5709 Comm: syz.1.277 Not tainted 5.15.183-syzkaller #0 [ 214.967327][ T5709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 214.970048][ T5709] Call trace: [ 214.970904][ T5709] dump_backtrace+0x0/0x43c [ 214.972163][ T5709] show_stack+0x2c/0x3c [ 214.973362][ T5709] __dump_stack+0x30/0x40 [ 214.974609][ T5709] dump_stack_lvl+0xf8/0x160 [ 214.975866][ T5709] dump_stack+0x1c/0x5c [ 214.977007][ T5709] sysfs_create_dir_ns+0x22c/0x24c [ 214.978386][ T5709] kobject_add_internal+0x590/0xc54 [ 214.979775][ T5709] kobject_init_and_add+0x118/0x17c [ 214.981162][ T5709] gfs2_sys_fs_add+0x1dc/0x3d8 [ 214.982477][ T5709] gfs2_fill_super+0xdac/0x19e0 [ 214.983805][ T5709] get_tree_bdev+0x358/0x544 [ 214.985025][ T5709] gfs2_get_tree+0x54/0x1b4 [ 214.986266][ T5709] vfs_get_tree+0x90/0x274 [ 214.987470][ T5709] do_new_mount+0x228/0x810 [ 214.988717][ T5709] path_mount+0x5b4/0x1000 [ 214.989935][ T5709] __arm64_sys_mount+0x514/0x5e4 [ 214.991352][ T5709] invoke_syscall+0x98/0x2b8 [ 214.992629][ T5709] el0_svc_common+0x138/0x258 [ 214.993887][ T5709] do_el0_svc+0x58/0x14c [ 214.995077][ T5709] el0_svc+0x78/0x1e0 [ 214.996176][ T5709] el0t_64_sync_handler+0xcc/0xe4 [ 214.997559][ T5709] el0t_64_sync+0x1a0/0x1a4 [ 215.000977][ T5709] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 215.004536][ T5709] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 215.254062][ T5712] loop1: detected capacity change from 0 to 32768 [ 215.296665][ T5712] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 215.298806][ T5712] CPU: 0 PID: 5712 Comm: syz.1.278 Not tainted 5.15.183-syzkaller #0 [ 215.301047][ T5712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 215.303782][ T5712] Call trace: [ 215.304673][ T5712] dump_backtrace+0x0/0x43c [ 215.305909][ T5712] show_stack+0x2c/0x3c [ 215.306989][ T5712] __dump_stack+0x30/0x40 [ 215.308163][ T5712] dump_stack_lvl+0xf8/0x160 [ 215.309442][ T5712] dump_stack+0x1c/0x5c [ 215.310610][ T5712] sysfs_create_dir_ns+0x22c/0x24c [ 215.311966][ T5712] kobject_add_internal+0x590/0xc54 [ 215.313410][ T5712] kobject_init_and_add+0x118/0x17c [ 215.314814][ T5712] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.316089][ T5712] gfs2_fill_super+0xdac/0x19e0 [ 215.317376][ T5712] get_tree_bdev+0x358/0x544 [ 215.318664][ T5712] gfs2_get_tree+0x54/0x1b4 [ 215.319879][ T5712] vfs_get_tree+0x90/0x274 [ 215.321077][ T5712] do_new_mount+0x228/0x810 [ 215.322313][ T5712] path_mount+0x5b4/0x1000 [ 215.323524][ T5712] __arm64_sys_mount+0x514/0x5e4 [ 215.324861][ T5712] invoke_syscall+0x98/0x2b8 [ 215.326109][ T5712] el0_svc_common+0x138/0x258 [ 215.327387][ T5712] do_el0_svc+0x58/0x14c [ 215.328547][ T5712] el0_svc+0x78/0x1e0 [ 215.329668][ T5712] el0t_64_sync_handler+0xcc/0xe4 [ 215.331035][ T5712] el0t_64_sync+0x1a0/0x1a4 [ 215.334848][ T5712] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 215.338623][ T5712] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 215.610166][ T5715] loop1: detected capacity change from 0 to 32768 [ 215.659097][ T5715] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 215.661247][ T5715] CPU: 0 PID: 5715 Comm: syz.1.279 Not tainted 5.15.183-syzkaller #0 [ 215.663411][ T5715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 215.666169][ T5715] Call trace: [ 215.666996][ T5715] dump_backtrace+0x0/0x43c [ 215.668209][ T5715] show_stack+0x2c/0x3c [ 215.669646][ T5715] __dump_stack+0x30/0x40 [ 215.670871][ T5715] dump_stack_lvl+0xf8/0x160 [ 215.672255][ T5715] dump_stack+0x1c/0x5c [ 215.673445][ T5715] sysfs_create_dir_ns+0x22c/0x24c [ 215.674870][ T5715] kobject_add_internal+0x590/0xc54 [ 215.676350][ T5715] kobject_init_and_add+0x118/0x17c [ 215.677897][ T5715] gfs2_sys_fs_add+0x1dc/0x3d8 [ 215.679127][ T5715] gfs2_fill_super+0xdac/0x19e0 [ 215.680432][ T5715] get_tree_bdev+0x358/0x544 [ 215.681631][ T5715] gfs2_get_tree+0x54/0x1b4 [ 215.682874][ T5715] vfs_get_tree+0x90/0x274 [ 215.684079][ T5715] do_new_mount+0x228/0x810 [ 215.685311][ T5715] path_mount+0x5b4/0x1000 [ 215.686491][ T5715] __arm64_sys_mount+0x514/0x5e4 [ 215.687811][ T5715] invoke_syscall+0x98/0x2b8 [ 215.689017][ T5715] el0_svc_common+0x138/0x258 [ 215.690340][ T5715] do_el0_svc+0x58/0x14c [ 215.691447][ T5715] el0_svc+0x78/0x1e0 [ 215.692539][ T5715] el0t_64_sync_handler+0xcc/0xe4 [ 215.693908][ T5715] el0t_64_sync+0x1a0/0x1a4 [ 215.697116][ T5715] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 215.700811][ T5715] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 216.014553][ T5718] loop1: detected capacity change from 0 to 32768 [ 216.052018][ T5718] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 216.054331][ T5718] CPU: 0 PID: 5718 Comm: syz.1.280 Not tainted 5.15.183-syzkaller #0 [ 216.056511][ T5718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 216.059273][ T5718] Call trace: [ 216.060145][ T5718] dump_backtrace+0x0/0x43c [ 216.061415][ T5718] show_stack+0x2c/0x3c [ 216.062570][ T5718] __dump_stack+0x30/0x40 [ 216.063759][ T5718] dump_stack_lvl+0xf8/0x160 [ 216.065022][ T5718] dump_stack+0x1c/0x5c [ 216.066143][ T5718] sysfs_create_dir_ns+0x22c/0x24c [ 216.067529][ T5718] kobject_add_internal+0x590/0xc54 [ 216.068857][ T5718] kobject_init_and_add+0x118/0x17c [ 216.070246][ T5718] gfs2_sys_fs_add+0x1dc/0x3d8 [ 216.071545][ T5718] gfs2_fill_super+0xdac/0x19e0 [ 216.072854][ T5718] get_tree_bdev+0x358/0x544 [ 216.074116][ T5718] gfs2_get_tree+0x54/0x1b4 [ 216.075414][ T5718] vfs_get_tree+0x90/0x274 [ 216.076614][ T5718] do_new_mount+0x228/0x810 [ 216.077842][ T5718] path_mount+0x5b4/0x1000 [ 216.079036][ T5718] __arm64_sys_mount+0x514/0x5e4 [ 216.080381][ T5718] invoke_syscall+0x98/0x2b8 [ 216.081608][ T5718] el0_svc_common+0x138/0x258 [ 216.082900][ T5718] do_el0_svc+0x58/0x14c [ 216.084050][ T5718] el0_svc+0x78/0x1e0 [ 216.085159][ T5718] el0t_64_sync_handler+0xcc/0xe4 [ 216.086508][ T5718] el0t_64_sync+0x1a0/0x1a4 [ 216.092821][ T5718] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 216.096564][ T5718] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 216.351498][ T5721] loop1: detected capacity change from 0 to 32768 [ 216.359050][ T5721] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 216.361096][ T5721] CPU: 1 PID: 5721 Comm: syz.1.281 Not tainted 5.15.183-syzkaller #0 [ 216.363213][ T5721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 216.365860][ T5721] Call trace: [ 216.366714][ T5721] dump_backtrace+0x0/0x43c [ 216.367910][ T5721] show_stack+0x2c/0x3c [ 216.369069][ T5721] __dump_stack+0x30/0x40 [ 216.370245][ T5721] dump_stack_lvl+0xf8/0x160 [ 216.371475][ T5721] dump_stack+0x1c/0x5c [ 216.372609][ T5721] sysfs_create_dir_ns+0x22c/0x24c [ 216.374006][ T5721] kobject_add_internal+0x590/0xc54 [ 216.375451][ T5721] kobject_init_and_add+0x118/0x17c [ 216.376847][ T5721] gfs2_sys_fs_add+0x1dc/0x3d8 [ 216.378172][ T5721] gfs2_fill_super+0xdac/0x19e0 [ 216.379564][ T5721] get_tree_bdev+0x358/0x544 [ 216.380826][ T5721] gfs2_get_tree+0x54/0x1b4 [ 216.382053][ T5721] vfs_get_tree+0x90/0x274 [ 216.383272][ T5721] do_new_mount+0x228/0x810 [ 216.384556][ T5721] path_mount+0x5b4/0x1000 [ 216.385775][ T5721] __arm64_sys_mount+0x514/0x5e4 [ 216.387095][ T5721] invoke_syscall+0x98/0x2b8 [ 216.388423][ T5721] el0_svc_common+0x138/0x258 [ 216.389652][ T5721] do_el0_svc+0x58/0x14c [ 216.390838][ T5721] el0_svc+0x78/0x1e0 [ 216.391913][ T5721] el0t_64_sync_handler+0xcc/0xe4 [ 216.393296][ T5721] el0t_64_sync+0x1a0/0x1a4 [ 216.394719][ T5721] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 216.398407][ T5721] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 216.772686][ T5724] loop1: detected capacity change from 0 to 32768 [ 216.827540][ T5724] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 216.829625][ T5724] CPU: 1 PID: 5724 Comm: syz.1.282 Not tainted 5.15.183-syzkaller #0 [ 216.831747][ T5724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 216.834460][ T5724] Call trace: [ 216.835339][ T5724] dump_backtrace+0x0/0x43c [ 216.836549][ T5724] show_stack+0x2c/0x3c [ 216.837717][ T5724] __dump_stack+0x30/0x40 [ 216.838888][ T5724] dump_stack_lvl+0xf8/0x160 [ 216.840161][ T5724] dump_stack+0x1c/0x5c [ 216.841291][ T5724] sysfs_create_dir_ns+0x22c/0x24c [ 216.842679][ T5724] kobject_add_internal+0x590/0xc54 [ 216.844103][ T5724] kobject_init_and_add+0x118/0x17c [ 216.845554][ T5724] gfs2_sys_fs_add+0x1dc/0x3d8 [ 216.846859][ T5724] gfs2_fill_super+0xdac/0x19e0 [ 216.848195][ T5724] get_tree_bdev+0x358/0x544 [ 216.849446][ T5724] gfs2_get_tree+0x54/0x1b4 [ 216.850715][ T5724] vfs_get_tree+0x90/0x274 [ 216.851951][ T5724] do_new_mount+0x228/0x810 [ 216.853242][ T5724] path_mount+0x5b4/0x1000 [ 216.854394][ T5724] __arm64_sys_mount+0x514/0x5e4 [ 216.855815][ T5724] invoke_syscall+0x98/0x2b8 [ 216.857061][ T5724] el0_svc_common+0x138/0x258 [ 216.858362][ T5724] do_el0_svc+0x58/0x14c [ 216.859502][ T5724] el0_svc+0x78/0x1e0 [ 216.860659][ T5724] el0t_64_sync_handler+0xcc/0xe4 [ 216.862025][ T5724] el0t_64_sync+0x1a0/0x1a4 [ 216.865583][ T5724] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 216.869255][ T5724] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 217.117583][ T5727] loop1: detected capacity change from 0 to 32768 [ 217.176811][ T5727] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 217.179045][ T5727] CPU: 1 PID: 5727 Comm: syz.1.283 Not tainted 5.15.183-syzkaller #0 [ 217.181202][ T5727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 217.183899][ T5727] Call trace: [ 217.184743][ T5727] dump_backtrace+0x0/0x43c [ 217.185908][ T5727] show_stack+0x2c/0x3c [ 217.187015][ T5727] __dump_stack+0x30/0x40 [ 217.188165][ T5727] dump_stack_lvl+0xf8/0x160 [ 217.189451][ T5727] dump_stack+0x1c/0x5c [ 217.190610][ T5727] sysfs_create_dir_ns+0x22c/0x24c [ 217.192058][ T5727] kobject_add_internal+0x590/0xc54 [ 217.193494][ T5727] kobject_init_and_add+0x118/0x17c [ 217.194878][ T5727] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.196225][ T5727] gfs2_fill_super+0xdac/0x19e0 [ 217.197529][ T5727] get_tree_bdev+0x358/0x544 [ 217.198899][ T5727] gfs2_get_tree+0x54/0x1b4 [ 217.200133][ T5727] vfs_get_tree+0x90/0x274 [ 217.201356][ T5727] do_new_mount+0x228/0x810 [ 217.202611][ T5727] path_mount+0x5b4/0x1000 [ 217.203804][ T5727] __arm64_sys_mount+0x514/0x5e4 [ 217.205116][ T5727] invoke_syscall+0x98/0x2b8 [ 217.206356][ T5727] el0_svc_common+0x138/0x258 [ 217.207630][ T5727] do_el0_svc+0x58/0x14c [ 217.208766][ T5727] el0_svc+0x78/0x1e0 [ 217.209865][ T5727] el0t_64_sync_handler+0xcc/0xe4 [ 217.211212][ T5727] el0t_64_sync+0x1a0/0x1a4 [ 217.213667][ T5727] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 217.217201][ T5727] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 217.476303][ T5730] loop1: detected capacity change from 0 to 32768 [ 217.481446][ T5730] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 217.483546][ T5730] CPU: 1 PID: 5730 Comm: syz.1.284 Not tainted 5.15.183-syzkaller #0 [ 217.485741][ T5730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 217.488463][ T5730] Call trace: [ 217.489368][ T5730] dump_backtrace+0x0/0x43c [ 217.490574][ T5730] show_stack+0x2c/0x3c [ 217.491751][ T5730] __dump_stack+0x30/0x40 [ 217.492943][ T5730] dump_stack_lvl+0xf8/0x160 [ 217.494169][ T5730] dump_stack+0x1c/0x5c [ 217.495354][ T5730] sysfs_create_dir_ns+0x22c/0x24c [ 217.496813][ T5730] kobject_add_internal+0x590/0xc54 [ 217.498230][ T5730] kobject_init_and_add+0x118/0x17c [ 217.499623][ T5730] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.500950][ T5730] gfs2_fill_super+0xdac/0x19e0 [ 217.502297][ T5730] get_tree_bdev+0x358/0x544 [ 217.503593][ T5730] gfs2_get_tree+0x54/0x1b4 [ 217.504838][ T5730] vfs_get_tree+0x90/0x274 [ 217.506058][ T5730] do_new_mount+0x228/0x810 [ 217.507246][ T5730] path_mount+0x5b4/0x1000 [ 217.508457][ T5730] __arm64_sys_mount+0x514/0x5e4 [ 217.509770][ T5730] invoke_syscall+0x98/0x2b8 [ 217.511005][ T5730] el0_svc_common+0x138/0x258 [ 217.512298][ T5730] do_el0_svc+0x58/0x14c [ 217.513427][ T5730] el0_svc+0x78/0x1e0 [ 217.514563][ T5730] el0t_64_sync_handler+0xcc/0xe4 [ 217.515912][ T5730] el0t_64_sync+0x1a0/0x1a4 [ 217.517613][ T5730] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 217.521444][ T5730] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 217.889927][ T5733] loop1: detected capacity change from 0 to 32768 [ 217.977438][ T5733] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 217.979643][ T5733] CPU: 0 PID: 5733 Comm: syz.1.285 Not tainted 5.15.183-syzkaller #0 [ 217.981861][ T5733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 217.984623][ T5733] Call trace: [ 217.985521][ T5733] dump_backtrace+0x0/0x43c [ 217.986726][ T5733] show_stack+0x2c/0x3c [ 217.987894][ T5733] __dump_stack+0x30/0x40 [ 217.989119][ T5733] dump_stack_lvl+0xf8/0x160 [ 217.990467][ T5733] dump_stack+0x1c/0x5c [ 217.991668][ T5733] sysfs_create_dir_ns+0x22c/0x24c [ 217.993095][ T5733] kobject_add_internal+0x590/0xc54 [ 217.994557][ T5733] kobject_init_and_add+0x118/0x17c [ 217.995988][ T5733] gfs2_sys_fs_add+0x1dc/0x3d8 [ 217.997323][ T5733] gfs2_fill_super+0xdac/0x19e0 [ 217.998726][ T5733] get_tree_bdev+0x358/0x544 [ 218.000021][ T5733] gfs2_get_tree+0x54/0x1b4 [ 218.001303][ T5733] vfs_get_tree+0x90/0x274 [ 218.002529][ T5733] do_new_mount+0x228/0x810 [ 218.003795][ T5733] path_mount+0x5b4/0x1000 [ 218.005048][ T5733] __arm64_sys_mount+0x514/0x5e4 [ 218.006459][ T5733] invoke_syscall+0x98/0x2b8 [ 218.007766][ T5733] el0_svc_common+0x138/0x258 [ 218.009112][ T5733] do_el0_svc+0x58/0x14c [ 218.010314][ T5733] el0_svc+0x78/0x1e0 [ 218.011438][ T5733] el0t_64_sync_handler+0xcc/0xe4 [ 218.012908][ T5733] el0t_64_sync+0x1a0/0x1a4 [ 218.016297][ T5733] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 218.020370][ T5733] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 218.341667][ T5736] loop1: detected capacity change from 0 to 32768 [ 218.389164][ T5736] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 218.397527][ T5736] CPU: 0 PID: 5736 Comm: syz.1.286 Not tainted 5.15.183-syzkaller #0 [ 218.399800][ T5736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 218.402550][ T5736] Call trace: [ 218.403485][ T5736] dump_backtrace+0x0/0x43c [ 218.404741][ T5736] show_stack+0x2c/0x3c [ 218.405843][ T5736] __dump_stack+0x30/0x40 [ 218.407026][ T5736] dump_stack_lvl+0xf8/0x160 [ 218.408333][ T5736] dump_stack+0x1c/0x5c [ 218.409471][ T5736] sysfs_create_dir_ns+0x22c/0x24c [ 218.410894][ T5736] kobject_add_internal+0x590/0xc54 [ 218.412324][ T5736] kobject_init_and_add+0x118/0x17c [ 218.413741][ T5736] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.415036][ T5736] gfs2_fill_super+0xdac/0x19e0 [ 218.416388][ T5736] get_tree_bdev+0x358/0x544 [ 218.417680][ T5736] gfs2_get_tree+0x54/0x1b4 [ 218.418912][ T5736] vfs_get_tree+0x90/0x274 [ 218.420137][ T5736] do_new_mount+0x228/0x810 [ 218.421435][ T5736] path_mount+0x5b4/0x1000 [ 218.422685][ T5736] __arm64_sys_mount+0x514/0x5e4 [ 218.424078][ T5736] invoke_syscall+0x98/0x2b8 [ 218.425355][ T5736] el0_svc_common+0x138/0x258 [ 218.426661][ T5736] do_el0_svc+0x58/0x14c [ 218.427777][ T5736] el0_svc+0x78/0x1e0 [ 218.428861][ T5736] el0t_64_sync_handler+0xcc/0xe4 [ 218.430232][ T5736] el0t_64_sync+0x1a0/0x1a4 [ 218.433527][ T5736] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 218.437166][ T5736] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:03:38 executed programs: 273 [ 218.702806][ T5739] loop1: detected capacity change from 0 to 32768 [ 218.788702][ T5739] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 218.790744][ T5739] CPU: 0 PID: 5739 Comm: syz.1.287 Not tainted 5.15.183-syzkaller #0 [ 218.792837][ T5739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 218.795500][ T5739] Call trace: [ 218.796323][ T5739] dump_backtrace+0x0/0x43c [ 218.797547][ T5739] show_stack+0x2c/0x3c [ 218.798739][ T5739] __dump_stack+0x30/0x40 [ 218.799906][ T5739] dump_stack_lvl+0xf8/0x160 [ 218.801160][ T5739] dump_stack+0x1c/0x5c [ 218.802276][ T5739] sysfs_create_dir_ns+0x22c/0x24c [ 218.803677][ T5739] kobject_add_internal+0x590/0xc54 [ 218.805135][ T5739] kobject_init_and_add+0x118/0x17c [ 218.806558][ T5739] gfs2_sys_fs_add+0x1dc/0x3d8 [ 218.807832][ T5739] gfs2_fill_super+0xdac/0x19e0 [ 218.809173][ T5739] get_tree_bdev+0x358/0x544 [ 218.810403][ T5739] gfs2_get_tree+0x54/0x1b4 [ 218.811686][ T5739] vfs_get_tree+0x90/0x274 [ 218.812914][ T5739] do_new_mount+0x228/0x810 [ 218.814196][ T5739] path_mount+0x5b4/0x1000 [ 218.815408][ T5739] __arm64_sys_mount+0x514/0x5e4 [ 218.816793][ T5739] invoke_syscall+0x98/0x2b8 [ 218.818065][ T5739] el0_svc_common+0x138/0x258 [ 218.819378][ T5739] do_el0_svc+0x58/0x14c [ 218.820550][ T5739] el0_svc+0x78/0x1e0 [ 218.821616][ T5739] el0t_64_sync_handler+0xcc/0xe4 [ 218.822979][ T5739] el0t_64_sync+0x1a0/0x1a4 [ 218.824558][ T5739] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 218.828255][ T5739] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 219.110040][ T5742] loop1: detected capacity change from 0 to 32768 [ 219.165559][ T5742] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 219.167792][ T5742] CPU: 0 PID: 5742 Comm: syz.1.288 Not tainted 5.15.183-syzkaller #0 [ 219.169984][ T5742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 219.172658][ T5742] Call trace: [ 219.173524][ T5742] dump_backtrace+0x0/0x43c [ 219.174747][ T5742] show_stack+0x2c/0x3c [ 219.175863][ T5742] __dump_stack+0x30/0x40 [ 219.176992][ T5742] dump_stack_lvl+0xf8/0x160 [ 219.178267][ T5742] dump_stack+0x1c/0x5c [ 219.179440][ T5742] sysfs_create_dir_ns+0x22c/0x24c [ 219.180835][ T5742] kobject_add_internal+0x590/0xc54 [ 219.182308][ T5742] kobject_init_and_add+0x118/0x17c [ 219.183755][ T5742] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.185079][ T5742] gfs2_fill_super+0xdac/0x19e0 [ 219.186441][ T5742] get_tree_bdev+0x358/0x544 [ 219.187702][ T5742] gfs2_get_tree+0x54/0x1b4 [ 219.188910][ T5742] vfs_get_tree+0x90/0x274 [ 219.190098][ T5742] do_new_mount+0x228/0x810 [ 219.191324][ T5742] path_mount+0x5b4/0x1000 [ 219.192523][ T5742] __arm64_sys_mount+0x514/0x5e4 [ 219.193902][ T5742] invoke_syscall+0x98/0x2b8 [ 219.195118][ T5742] el0_svc_common+0x138/0x258 [ 219.196406][ T5742] do_el0_svc+0x58/0x14c [ 219.197623][ T5742] el0_svc+0x78/0x1e0 [ 219.198707][ T5742] el0t_64_sync_handler+0xcc/0xe4 [ 219.200135][ T5742] el0t_64_sync+0x1a0/0x1a4 [ 219.203704][ T5742] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 219.207261][ T5742] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 219.463277][ T5745] loop1: detected capacity change from 0 to 32768 [ 219.511811][ T5745] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 219.513906][ T5745] CPU: 0 PID: 5745 Comm: syz.1.289 Not tainted 5.15.183-syzkaller #0 [ 219.516053][ T5745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 219.518868][ T5745] Call trace: [ 219.519772][ T5745] dump_backtrace+0x0/0x43c [ 219.521032][ T5745] show_stack+0x2c/0x3c [ 219.522197][ T5745] __dump_stack+0x30/0x40 [ 219.523404][ T5745] dump_stack_lvl+0xf8/0x160 [ 219.524668][ T5745] dump_stack+0x1c/0x5c [ 219.525820][ T5745] sysfs_create_dir_ns+0x22c/0x24c [ 219.527238][ T5745] kobject_add_internal+0x590/0xc54 [ 219.528668][ T5745] kobject_init_and_add+0x118/0x17c [ 219.530107][ T5745] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.531455][ T5745] gfs2_fill_super+0xdac/0x19e0 [ 219.532835][ T5745] get_tree_bdev+0x358/0x544 [ 219.534109][ T5745] gfs2_get_tree+0x54/0x1b4 [ 219.535357][ T5745] vfs_get_tree+0x90/0x274 [ 219.536568][ T5745] do_new_mount+0x228/0x810 [ 219.537799][ T5745] path_mount+0x5b4/0x1000 [ 219.539003][ T5745] __arm64_sys_mount+0x514/0x5e4 [ 219.540414][ T5745] invoke_syscall+0x98/0x2b8 [ 219.541673][ T5745] el0_svc_common+0x138/0x258 [ 219.542958][ T5745] do_el0_svc+0x58/0x14c [ 219.544125][ T5745] el0_svc+0x78/0x1e0 [ 219.545214][ T5745] el0t_64_sync_handler+0xcc/0xe4 [ 219.546625][ T5745] el0t_64_sync+0x1a0/0x1a4 [ 219.551020][ T5745] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 219.554582][ T5745] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 219.813657][ T5748] loop1: detected capacity change from 0 to 32768 [ 219.851970][ T5748] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 219.854055][ T5748] CPU: 0 PID: 5748 Comm: syz.1.290 Not tainted 5.15.183-syzkaller #0 [ 219.856247][ T5748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 219.858981][ T5748] Call trace: [ 219.859873][ T5748] dump_backtrace+0x0/0x43c [ 219.861133][ T5748] show_stack+0x2c/0x3c [ 219.862402][ T5748] __dump_stack+0x30/0x40 [ 219.863627][ T5748] dump_stack_lvl+0xf8/0x160 [ 219.865004][ T5748] dump_stack+0x1c/0x5c [ 219.866189][ T5748] sysfs_create_dir_ns+0x22c/0x24c [ 219.867691][ T5748] kobject_add_internal+0x590/0xc54 [ 219.869194][ T5748] kobject_init_and_add+0x118/0x17c [ 219.870657][ T5748] gfs2_sys_fs_add+0x1dc/0x3d8 [ 219.871982][ T5748] gfs2_fill_super+0xdac/0x19e0 [ 219.873294][ T5748] get_tree_bdev+0x358/0x544 [ 219.874520][ T5748] gfs2_get_tree+0x54/0x1b4 [ 219.875762][ T5748] vfs_get_tree+0x90/0x274 [ 219.877045][ T5748] do_new_mount+0x228/0x810 [ 219.878338][ T5748] path_mount+0x5b4/0x1000 [ 219.879501][ T5748] __arm64_sys_mount+0x514/0x5e4 [ 219.880844][ T5748] invoke_syscall+0x98/0x2b8 [ 219.882082][ T5748] el0_svc_common+0x138/0x258 [ 219.883318][ T5748] do_el0_svc+0x58/0x14c [ 219.884593][ T5748] el0_svc+0x78/0x1e0 [ 219.885657][ T5748] el0t_64_sync_handler+0xcc/0xe4 [ 219.887051][ T5748] el0t_64_sync+0x1a0/0x1a4 [ 219.890204][ T5748] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 219.893766][ T5748] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 220.158101][ T5751] loop1: detected capacity change from 0 to 32768 [ 220.199040][ T5751] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 220.201155][ T5751] CPU: 1 PID: 5751 Comm: syz.1.291 Not tainted 5.15.183-syzkaller #0 [ 220.203353][ T5751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 220.205981][ T5751] Call trace: [ 220.206830][ T5751] dump_backtrace+0x0/0x43c [ 220.208023][ T5751] show_stack+0x2c/0x3c [ 220.209206][ T5751] __dump_stack+0x30/0x40 [ 220.210367][ T5751] dump_stack_lvl+0xf8/0x160 [ 220.211633][ T5751] dump_stack+0x1c/0x5c [ 220.212746][ T5751] sysfs_create_dir_ns+0x22c/0x24c [ 220.214159][ T5751] kobject_add_internal+0x590/0xc54 [ 220.215589][ T5751] kobject_init_and_add+0x118/0x17c [ 220.216992][ T5751] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.218299][ T5751] gfs2_fill_super+0xdac/0x19e0 [ 220.219608][ T5751] get_tree_bdev+0x358/0x544 [ 220.220816][ T5751] gfs2_get_tree+0x54/0x1b4 [ 220.222063][ T5751] vfs_get_tree+0x90/0x274 [ 220.223227][ T5751] do_new_mount+0x228/0x810 [ 220.224436][ T5751] path_mount+0x5b4/0x1000 [ 220.225725][ T5751] __arm64_sys_mount+0x514/0x5e4 [ 220.227136][ T5751] invoke_syscall+0x98/0x2b8 [ 220.228456][ T5751] el0_svc_common+0x138/0x258 [ 220.229727][ T5751] do_el0_svc+0x58/0x14c [ 220.230921][ T5751] el0_svc+0x78/0x1e0 [ 220.232022][ T5751] el0t_64_sync_handler+0xcc/0xe4 [ 220.233356][ T5751] el0t_64_sync+0x1a0/0x1a4 [ 220.236279][ T5751] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 220.240030][ T5751] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 220.498835][ T5754] loop1: detected capacity change from 0 to 32768 [ 220.567611][ T5754] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 220.569596][ T5754] CPU: 1 PID: 5754 Comm: syz.1.292 Not tainted 5.15.183-syzkaller #0 [ 220.571715][ T5754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 220.574442][ T5754] Call trace: [ 220.575332][ T5754] dump_backtrace+0x0/0x43c [ 220.576558][ T5754] show_stack+0x2c/0x3c [ 220.577700][ T5754] __dump_stack+0x30/0x40 [ 220.578893][ T5754] dump_stack_lvl+0xf8/0x160 [ 220.580193][ T5754] dump_stack+0x1c/0x5c [ 220.581368][ T5754] sysfs_create_dir_ns+0x22c/0x24c [ 220.582787][ T5754] kobject_add_internal+0x590/0xc54 [ 220.584203][ T5754] kobject_init_and_add+0x118/0x17c [ 220.585634][ T5754] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.586939][ T5754] gfs2_fill_super+0xdac/0x19e0 [ 220.588254][ T5754] get_tree_bdev+0x358/0x544 [ 220.589543][ T5754] gfs2_get_tree+0x54/0x1b4 [ 220.590778][ T5754] vfs_get_tree+0x90/0x274 [ 220.592013][ T5754] do_new_mount+0x228/0x810 [ 220.593228][ T5754] path_mount+0x5b4/0x1000 [ 220.594468][ T5754] __arm64_sys_mount+0x514/0x5e4 [ 220.595844][ T5754] invoke_syscall+0x98/0x2b8 [ 220.597109][ T5754] el0_svc_common+0x138/0x258 [ 220.598407][ T5754] do_el0_svc+0x58/0x14c [ 220.599583][ T5754] el0_svc+0x78/0x1e0 [ 220.600726][ T5754] el0t_64_sync_handler+0xcc/0xe4 [ 220.602112][ T5754] el0t_64_sync+0x1a0/0x1a4 [ 220.605466][ T5754] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 220.609230][ T5754] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 220.859061][ T5757] loop1: detected capacity change from 0 to 32768 [ 220.871733][ T5757] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 220.873812][ T5757] CPU: 1 PID: 5757 Comm: syz.1.293 Not tainted 5.15.183-syzkaller #0 [ 220.875914][ T5757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 220.878555][ T5757] Call trace: [ 220.879446][ T5757] dump_backtrace+0x0/0x43c [ 220.880660][ T5757] show_stack+0x2c/0x3c [ 220.881765][ T5757] __dump_stack+0x30/0x40 [ 220.882953][ T5757] dump_stack_lvl+0xf8/0x160 [ 220.884137][ T5757] dump_stack+0x1c/0x5c [ 220.885256][ T5757] sysfs_create_dir_ns+0x22c/0x24c [ 220.886643][ T5757] kobject_add_internal+0x590/0xc54 [ 220.887994][ T5757] kobject_init_and_add+0x118/0x17c [ 220.889418][ T5757] gfs2_sys_fs_add+0x1dc/0x3d8 [ 220.890698][ T5757] gfs2_fill_super+0xdac/0x19e0 [ 220.892012][ T5757] get_tree_bdev+0x358/0x544 [ 220.893248][ T5757] gfs2_get_tree+0x54/0x1b4 [ 220.894481][ T5757] vfs_get_tree+0x90/0x274 [ 220.895659][ T5757] do_new_mount+0x228/0x810 [ 220.896870][ T5757] path_mount+0x5b4/0x1000 [ 220.898114][ T5757] __arm64_sys_mount+0x514/0x5e4 [ 220.899481][ T5757] invoke_syscall+0x98/0x2b8 [ 220.900753][ T5757] el0_svc_common+0x138/0x258 [ 220.902007][ T5757] do_el0_svc+0x58/0x14c [ 220.903151][ T5757] el0_svc+0x78/0x1e0 [ 220.904204][ T5757] el0t_64_sync_handler+0xcc/0xe4 [ 220.905564][ T5757] el0t_64_sync+0x1a0/0x1a4 [ 220.909715][ T5757] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 220.913234][ T5757] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 221.165234][ T5760] loop1: detected capacity change from 0 to 32768 [ 221.202195][ T5760] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 221.205120][ T5760] CPU: 1 PID: 5760 Comm: syz.1.294 Not tainted 5.15.183-syzkaller #0 [ 221.207272][ T5760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 221.209959][ T5760] Call trace: [ 221.210808][ T5760] dump_backtrace+0x0/0x43c [ 221.212018][ T5760] show_stack+0x2c/0x3c [ 221.213109][ T5760] __dump_stack+0x30/0x40 [ 221.214283][ T5760] dump_stack_lvl+0xf8/0x160 [ 221.215531][ T5760] dump_stack+0x1c/0x5c [ 221.216637][ T5760] sysfs_create_dir_ns+0x22c/0x24c [ 221.217996][ T5760] kobject_add_internal+0x590/0xc54 [ 221.219457][ T5760] kobject_init_and_add+0x118/0x17c [ 221.220868][ T5760] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.222203][ T5760] gfs2_fill_super+0xdac/0x19e0 [ 221.223503][ T5760] get_tree_bdev+0x358/0x544 [ 221.224740][ T5760] gfs2_get_tree+0x54/0x1b4 [ 221.225950][ T5760] vfs_get_tree+0x90/0x274 [ 221.227192][ T5760] do_new_mount+0x228/0x810 [ 221.228411][ T5760] path_mount+0x5b4/0x1000 [ 221.229611][ T5760] __arm64_sys_mount+0x514/0x5e4 [ 221.230943][ T5760] invoke_syscall+0x98/0x2b8 [ 221.232235][ T5760] el0_svc_common+0x138/0x258 [ 221.233501][ T5760] do_el0_svc+0x58/0x14c [ 221.234662][ T5760] el0_svc+0x78/0x1e0 [ 221.235737][ T5760] el0t_64_sync_handler+0xcc/0xe4 [ 221.237074][ T5760] el0t_64_sync+0x1a0/0x1a4 [ 221.242143][ T5760] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 221.245600][ T5760] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 221.512422][ T5763] loop1: detected capacity change from 0 to 32768 [ 221.560790][ T5763] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 221.562859][ T5763] CPU: 1 PID: 5763 Comm: syz.1.295 Not tainted 5.15.183-syzkaller #0 [ 221.565016][ T5763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 221.567801][ T5763] Call trace: [ 221.568719][ T5763] dump_backtrace+0x0/0x43c [ 221.569950][ T5763] show_stack+0x2c/0x3c [ 221.571110][ T5763] __dump_stack+0x30/0x40 [ 221.572331][ T5763] dump_stack_lvl+0xf8/0x160 [ 221.573607][ T5763] dump_stack+0x1c/0x5c [ 221.574709][ T5763] sysfs_create_dir_ns+0x22c/0x24c [ 221.576081][ T5763] kobject_add_internal+0x590/0xc54 [ 221.577522][ T5763] kobject_init_and_add+0x118/0x17c [ 221.578926][ T5763] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.580279][ T5763] gfs2_fill_super+0xdac/0x19e0 [ 221.581653][ T5763] get_tree_bdev+0x358/0x544 [ 221.582904][ T5763] gfs2_get_tree+0x54/0x1b4 [ 221.584109][ T5763] vfs_get_tree+0x90/0x274 [ 221.585286][ T5763] do_new_mount+0x228/0x810 [ 221.586507][ T5763] path_mount+0x5b4/0x1000 [ 221.587691][ T5763] __arm64_sys_mount+0x514/0x5e4 [ 221.589019][ T5763] invoke_syscall+0x98/0x2b8 [ 221.590289][ T5763] el0_svc_common+0x138/0x258 [ 221.591561][ T5763] do_el0_svc+0x58/0x14c [ 221.592772][ T5763] el0_svc+0x78/0x1e0 [ 221.593908][ T5763] el0t_64_sync_handler+0xcc/0xe4 [ 221.595275][ T5763] el0t_64_sync+0x1a0/0x1a4 [ 221.599576][ T5763] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 221.603125][ T5763] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 221.904548][ T5766] loop1: detected capacity change from 0 to 32768 [ 221.947014][ T5766] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 221.949338][ T5766] CPU: 0 PID: 5766 Comm: syz.1.296 Not tainted 5.15.183-syzkaller #0 [ 221.951617][ T5766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 221.954339][ T5766] Call trace: [ 221.955221][ T5766] dump_backtrace+0x0/0x43c [ 221.956503][ T5766] show_stack+0x2c/0x3c [ 221.957607][ T5766] __dump_stack+0x30/0x40 [ 221.958819][ T5766] dump_stack_lvl+0xf8/0x160 [ 221.960090][ T5766] dump_stack+0x1c/0x5c [ 221.961242][ T5766] sysfs_create_dir_ns+0x22c/0x24c [ 221.962669][ T5766] kobject_add_internal+0x590/0xc54 [ 221.964170][ T5766] kobject_init_and_add+0x118/0x17c [ 221.965673][ T5766] gfs2_sys_fs_add+0x1dc/0x3d8 [ 221.966994][ T5766] gfs2_fill_super+0xdac/0x19e0 [ 221.968307][ T5766] get_tree_bdev+0x358/0x544 [ 221.969584][ T5766] gfs2_get_tree+0x54/0x1b4 [ 221.970847][ T5766] vfs_get_tree+0x90/0x274 [ 221.972104][ T5766] do_new_mount+0x228/0x810 [ 221.973389][ T5766] path_mount+0x5b4/0x1000 [ 221.974662][ T5766] __arm64_sys_mount+0x514/0x5e4 [ 221.976046][ T5766] invoke_syscall+0x98/0x2b8 [ 221.977410][ T5766] el0_svc_common+0x138/0x258 [ 221.978775][ T5766] do_el0_svc+0x58/0x14c [ 221.979964][ T5766] el0_svc+0x78/0x1e0 [ 221.981086][ T5766] el0t_64_sync_handler+0xcc/0xe4 [ 221.982511][ T5766] el0t_64_sync+0x1a0/0x1a4 [ 221.986086][ T5766] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 221.989891][ T5766] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 222.249590][ T5769] loop1: detected capacity change from 0 to 32768 [ 222.289323][ T5769] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 222.291915][ T5769] CPU: 1 PID: 5769 Comm: syz.1.297 Not tainted 5.15.183-syzkaller #0 [ 222.294107][ T5769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 222.296821][ T5769] Call trace: [ 222.297712][ T5769] dump_backtrace+0x0/0x43c [ 222.298946][ T5769] show_stack+0x2c/0x3c [ 222.300066][ T5769] __dump_stack+0x30/0x40 [ 222.301249][ T5769] dump_stack_lvl+0xf8/0x160 [ 222.302539][ T5769] dump_stack+0x1c/0x5c [ 222.303671][ T5769] sysfs_create_dir_ns+0x22c/0x24c [ 222.305105][ T5769] kobject_add_internal+0x590/0xc54 [ 222.306532][ T5769] kobject_init_and_add+0x118/0x17c [ 222.307946][ T5769] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.309261][ T5769] gfs2_fill_super+0xdac/0x19e0 [ 222.310643][ T5769] get_tree_bdev+0x358/0x544 [ 222.311876][ T5769] gfs2_get_tree+0x54/0x1b4 [ 222.313103][ T5769] vfs_get_tree+0x90/0x274 [ 222.314323][ T5769] do_new_mount+0x228/0x810 [ 222.315559][ T5769] path_mount+0x5b4/0x1000 [ 222.316806][ T5769] __arm64_sys_mount+0x514/0x5e4 [ 222.318125][ T5769] invoke_syscall+0x98/0x2b8 [ 222.319408][ T5769] el0_svc_common+0x138/0x258 [ 222.320656][ T5769] do_el0_svc+0x58/0x14c [ 222.321790][ T5769] el0_svc+0x78/0x1e0 [ 222.322872][ T5769] el0t_64_sync_handler+0xcc/0xe4 [ 222.324222][ T5769] el0t_64_sync+0x1a0/0x1a4 [ 222.327467][ T5769] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 222.331015][ T5769] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 222.578720][ T5772] loop1: detected capacity change from 0 to 32768 [ 222.632037][ T5772] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 222.634313][ T5772] CPU: 0 PID: 5772 Comm: syz.1.298 Not tainted 5.15.183-syzkaller #0 [ 222.636462][ T5772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 222.639218][ T5772] Call trace: [ 222.640200][ T5772] dump_backtrace+0x0/0x43c [ 222.641451][ T5772] show_stack+0x2c/0x3c [ 222.642579][ T5772] __dump_stack+0x30/0x40 [ 222.643750][ T5772] dump_stack_lvl+0xf8/0x160 [ 222.645037][ T5772] dump_stack+0x1c/0x5c [ 222.646169][ T5772] sysfs_create_dir_ns+0x22c/0x24c [ 222.647596][ T5772] kobject_add_internal+0x590/0xc54 [ 222.649049][ T5772] kobject_init_and_add+0x118/0x17c [ 222.650506][ T5772] gfs2_sys_fs_add+0x1dc/0x3d8 [ 222.651793][ T5772] gfs2_fill_super+0xdac/0x19e0 [ 222.653157][ T5772] get_tree_bdev+0x358/0x544 [ 222.654435][ T5772] gfs2_get_tree+0x54/0x1b4 [ 222.655705][ T5772] vfs_get_tree+0x90/0x274 [ 222.656940][ T5772] do_new_mount+0x228/0x810 [ 222.658178][ T5772] path_mount+0x5b4/0x1000 [ 222.659409][ T5772] __arm64_sys_mount+0x514/0x5e4 [ 222.660802][ T5772] invoke_syscall+0x98/0x2b8 [ 222.662055][ T5772] el0_svc_common+0x138/0x258 [ 222.663350][ T5772] do_el0_svc+0x58/0x14c [ 222.664512][ T5772] el0_svc+0x78/0x1e0 [ 222.665637][ T5772] el0t_64_sync_handler+0xcc/0xe4 [ 222.667030][ T5772] el0t_64_sync+0x1a0/0x1a4 [ 222.670320][ T5772] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 222.673790][ T5772] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 222.944030][ T5775] loop1: detected capacity change from 0 to 32768 [ 222.985829][ T5775] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 222.989319][ T5775] CPU: 1 PID: 5775 Comm: syz.1.299 Not tainted 5.15.183-syzkaller #0 [ 222.991537][ T5775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 222.994297][ T5775] Call trace: [ 222.995155][ T5775] dump_backtrace+0x0/0x43c [ 222.996384][ T5775] show_stack+0x2c/0x3c [ 222.997511][ T5775] __dump_stack+0x30/0x40 [ 222.998673][ T5775] dump_stack_lvl+0xf8/0x160 [ 222.999935][ T5775] dump_stack+0x1c/0x5c [ 223.001067][ T5775] sysfs_create_dir_ns+0x22c/0x24c [ 223.002468][ T5775] kobject_add_internal+0x590/0xc54 [ 223.003872][ T5775] kobject_init_and_add+0x118/0x17c [ 223.005298][ T5775] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.006601][ T5775] gfs2_fill_super+0xdac/0x19e0 [ 223.007931][ T5775] get_tree_bdev+0x358/0x544 [ 223.009333][ T5775] gfs2_get_tree+0x54/0x1b4 [ 223.010543][ T5775] vfs_get_tree+0x90/0x274 [ 223.011733][ T5775] do_new_mount+0x228/0x810 [ 223.012931][ T5775] path_mount+0x5b4/0x1000 [ 223.014166][ T5775] __arm64_sys_mount+0x514/0x5e4 [ 223.015536][ T5775] invoke_syscall+0x98/0x2b8 [ 223.016785][ T5775] el0_svc_common+0x138/0x258 [ 223.018066][ T5775] do_el0_svc+0x58/0x14c [ 223.019248][ T5775] el0_svc+0x78/0x1e0 [ 223.020336][ T5775] el0t_64_sync_handler+0xcc/0xe4 [ 223.021718][ T5775] el0t_64_sync+0x1a0/0x1a4 [ 223.025031][ T5775] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 223.028807][ T5775] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 223.278638][ T5778] loop1: detected capacity change from 0 to 32768 [ 223.331777][ T5778] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 223.333822][ T5778] CPU: 0 PID: 5778 Comm: syz.1.300 Not tainted 5.15.183-syzkaller #0 [ 223.335975][ T5778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 223.338612][ T5778] Call trace: [ 223.339536][ T5778] dump_backtrace+0x0/0x43c [ 223.340759][ T5778] show_stack+0x2c/0x3c [ 223.341908][ T5778] __dump_stack+0x30/0x40 [ 223.343138][ T5778] dump_stack_lvl+0xf8/0x160 [ 223.344425][ T5778] dump_stack+0x1c/0x5c [ 223.345581][ T5778] sysfs_create_dir_ns+0x22c/0x24c [ 223.346991][ T5778] kobject_add_internal+0x590/0xc54 [ 223.348439][ T5778] kobject_init_and_add+0x118/0x17c [ 223.349820][ T5778] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.351146][ T5778] gfs2_fill_super+0xdac/0x19e0 [ 223.352490][ T5778] get_tree_bdev+0x358/0x544 [ 223.353701][ T5778] gfs2_get_tree+0x54/0x1b4 [ 223.354942][ T5778] vfs_get_tree+0x90/0x274 [ 223.356132][ T5778] do_new_mount+0x228/0x810 [ 223.357397][ T5778] path_mount+0x5b4/0x1000 [ 223.358535][ T5778] __arm64_sys_mount+0x514/0x5e4 [ 223.359915][ T5778] invoke_syscall+0x98/0x2b8 [ 223.361157][ T5778] el0_svc_common+0x138/0x258 [ 223.362421][ T5778] do_el0_svc+0x58/0x14c [ 223.363564][ T5778] el0_svc+0x78/0x1e0 [ 223.364755][ T5778] el0t_64_sync_handler+0xcc/0xe4 [ 223.366166][ T5778] el0t_64_sync+0x1a0/0x1a4 [ 223.372095][ T5778] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 223.375612][ T5778] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 223.658150][ T5781] loop1: detected capacity change from 0 to 32768 [ 223.667059][ T5781] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 223.672504][ T5781] CPU: 1 PID: 5781 Comm: syz.1.301 Not tainted 5.15.183-syzkaller #0 [ 223.674738][ T5781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 223.677435][ T5781] Call trace: [ 223.678321][ T5781] dump_backtrace+0x0/0x43c [ 223.679561][ T5781] show_stack+0x2c/0x3c [ 223.680716][ T5781] __dump_stack+0x30/0x40 [ 223.681863][ T5781] dump_stack_lvl+0xf8/0x160 [ 223.683134][ T5781] dump_stack+0x1c/0x5c [ 223.684254][ T5781] sysfs_create_dir_ns+0x22c/0x24c [ 223.685676][ T5781] kobject_add_internal+0x590/0xc54 [ 223.687067][ T5781] kobject_init_and_add+0x118/0x17c [ 223.688492][ T5781] gfs2_sys_fs_add+0x1dc/0x3d8 [ 223.689815][ T5781] gfs2_fill_super+0xdac/0x19e0 [ 223.691127][ T5781] get_tree_bdev+0x358/0x544 [ 223.692408][ T5781] gfs2_get_tree+0x54/0x1b4 [ 223.693618][ T5781] vfs_get_tree+0x90/0x274 [ 223.694870][ T5781] do_new_mount+0x228/0x810 [ 223.696111][ T5781] path_mount+0x5b4/0x1000 [ 223.697307][ T5781] __arm64_sys_mount+0x514/0x5e4 [ 223.698728][ T5781] invoke_syscall+0x98/0x2b8 [ 223.699955][ T5781] el0_svc_common+0x138/0x258 [ 223.701255][ T5781] do_el0_svc+0x58/0x14c [ 223.702419][ T5781] el0_svc+0x78/0x1e0 [ 223.703522][ T5781] el0t_64_sync_handler+0xcc/0xe4 [ 223.704866][ T5781] el0t_64_sync+0x1a0/0x1a4 [ 223.708473][ T5781] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 223.712060][ T5781] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:03:43 executed programs: 288 [ 224.018245][ T5784] loop1: detected capacity change from 0 to 32768 [ 224.098004][ T5784] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 224.100099][ T5784] CPU: 0 PID: 5784 Comm: syz.1.302 Not tainted 5.15.183-syzkaller #0 [ 224.102286][ T5784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 224.105066][ T5784] Call trace: [ 224.105934][ T5784] dump_backtrace+0x0/0x43c [ 224.107159][ T5784] show_stack+0x2c/0x3c [ 224.108324][ T5784] __dump_stack+0x30/0x40 [ 224.109537][ T5784] dump_stack_lvl+0xf8/0x160 [ 224.110848][ T5784] dump_stack+0x1c/0x5c [ 224.112025][ T5784] sysfs_create_dir_ns+0x22c/0x24c [ 224.113490][ T5784] kobject_add_internal+0x590/0xc54 [ 224.114913][ T5784] kobject_init_and_add+0x118/0x17c [ 224.116316][ T5784] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.117587][ T5784] gfs2_fill_super+0xdac/0x19e0 [ 224.118910][ T5784] get_tree_bdev+0x358/0x544 [ 224.120130][ T5784] gfs2_get_tree+0x54/0x1b4 [ 224.121341][ T5784] vfs_get_tree+0x90/0x274 [ 224.122563][ T5784] do_new_mount+0x228/0x810 [ 224.123787][ T5784] path_mount+0x5b4/0x1000 [ 224.125004][ T5784] __arm64_sys_mount+0x514/0x5e4 [ 224.126390][ T5784] invoke_syscall+0x98/0x2b8 [ 224.127658][ T5784] el0_svc_common+0x138/0x258 [ 224.128921][ T5784] do_el0_svc+0x58/0x14c [ 224.130020][ T5784] el0_svc+0x78/0x1e0 [ 224.131087][ T5784] el0t_64_sync_handler+0xcc/0xe4 [ 224.132516][ T5784] el0t_64_sync+0x1a0/0x1a4 [ 224.136004][ T5784] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 224.139990][ T5784] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 224.422338][ T5787] loop1: detected capacity change from 0 to 32768 [ 224.463231][ T5787] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 224.465742][ T5787] CPU: 1 PID: 5787 Comm: syz.1.303 Not tainted 5.15.183-syzkaller #0 [ 224.467869][ T5787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 224.470693][ T5787] Call trace: [ 224.471605][ T5787] dump_backtrace+0x0/0x43c [ 224.472802][ T5787] show_stack+0x2c/0x3c [ 224.473943][ T5787] __dump_stack+0x30/0x40 [ 224.475110][ T5787] dump_stack_lvl+0xf8/0x160 [ 224.476438][ T5787] dump_stack+0x1c/0x5c [ 224.477576][ T5787] sysfs_create_dir_ns+0x22c/0x24c [ 224.478933][ T5787] kobject_add_internal+0x590/0xc54 [ 224.480396][ T5787] kobject_init_and_add+0x118/0x17c [ 224.481804][ T5787] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.483113][ T5787] gfs2_fill_super+0xdac/0x19e0 [ 224.484463][ T5787] get_tree_bdev+0x358/0x544 [ 224.485709][ T5787] gfs2_get_tree+0x54/0x1b4 [ 224.486896][ T5787] vfs_get_tree+0x90/0x274 [ 224.488064][ T5787] do_new_mount+0x228/0x810 [ 224.489310][ T5787] path_mount+0x5b4/0x1000 [ 224.490502][ T5787] __arm64_sys_mount+0x514/0x5e4 [ 224.491895][ T5787] invoke_syscall+0x98/0x2b8 [ 224.493140][ T5787] el0_svc_common+0x138/0x258 [ 224.494435][ T5787] do_el0_svc+0x58/0x14c [ 224.495604][ T5787] el0_svc+0x78/0x1e0 [ 224.496719][ T5787] el0t_64_sync_handler+0xcc/0xe4 [ 224.498112][ T5787] el0t_64_sync+0x1a0/0x1a4 [ 224.501247][ T5787] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 224.504789][ T5787] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 224.757597][ T5790] loop1: detected capacity change from 0 to 32768 [ 224.854816][ T5790] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 224.856935][ T5790] CPU: 0 PID: 5790 Comm: syz.1.304 Not tainted 5.15.183-syzkaller #0 [ 224.859050][ T5790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 224.861805][ T5790] Call trace: [ 224.862669][ T5790] dump_backtrace+0x0/0x43c [ 224.863911][ T5790] show_stack+0x2c/0x3c [ 224.865035][ T5790] __dump_stack+0x30/0x40 [ 224.866166][ T5790] dump_stack_lvl+0xf8/0x160 [ 224.867423][ T5790] dump_stack+0x1c/0x5c [ 224.868545][ T5790] sysfs_create_dir_ns+0x22c/0x24c [ 224.869981][ T5790] kobject_add_internal+0x590/0xc54 [ 224.871386][ T5790] kobject_init_and_add+0x118/0x17c [ 224.872784][ T5790] gfs2_sys_fs_add+0x1dc/0x3d8 [ 224.874119][ T5790] gfs2_fill_super+0xdac/0x19e0 [ 224.875460][ T5790] get_tree_bdev+0x358/0x544 [ 224.876707][ T5790] gfs2_get_tree+0x54/0x1b4 [ 224.877969][ T5790] vfs_get_tree+0x90/0x274 [ 224.879169][ T5790] do_new_mount+0x228/0x810 [ 224.880393][ T5790] path_mount+0x5b4/0x1000 [ 224.881603][ T5790] __arm64_sys_mount+0x514/0x5e4 [ 224.882933][ T5790] invoke_syscall+0x98/0x2b8 [ 224.884207][ T5790] el0_svc_common+0x138/0x258 [ 224.885462][ T5790] do_el0_svc+0x58/0x14c [ 224.886563][ T5790] el0_svc+0x78/0x1e0 [ 224.887676][ T5790] el0t_64_sync_handler+0xcc/0xe4 [ 224.889045][ T5790] el0t_64_sync+0x1a0/0x1a4 [ 224.892247][ T5790] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 224.895910][ T5790] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 225.199362][ T5793] loop1: detected capacity change from 0 to 32768 [ 225.251174][ T5793] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 225.253262][ T5793] CPU: 1 PID: 5793 Comm: syz.1.305 Not tainted 5.15.183-syzkaller #0 [ 225.255385][ T5793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 225.258121][ T5793] Call trace: [ 225.259005][ T5793] dump_backtrace+0x0/0x43c [ 225.260273][ T5793] show_stack+0x2c/0x3c [ 225.261411][ T5793] __dump_stack+0x30/0x40 [ 225.262563][ T5793] dump_stack_lvl+0xf8/0x160 [ 225.263880][ T5793] dump_stack+0x1c/0x5c [ 225.264989][ T5793] sysfs_create_dir_ns+0x22c/0x24c [ 225.266385][ T5793] kobject_add_internal+0x590/0xc54 [ 225.267868][ T5793] kobject_init_and_add+0x118/0x17c [ 225.269260][ T5793] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.270539][ T5793] gfs2_fill_super+0xdac/0x19e0 [ 225.271831][ T5793] get_tree_bdev+0x358/0x544 [ 225.273091][ T5793] gfs2_get_tree+0x54/0x1b4 [ 225.274349][ T5793] vfs_get_tree+0x90/0x274 [ 225.275612][ T5793] do_new_mount+0x228/0x810 [ 225.276827][ T5793] path_mount+0x5b4/0x1000 [ 225.278031][ T5793] __arm64_sys_mount+0x514/0x5e4 [ 225.279345][ T5793] invoke_syscall+0x98/0x2b8 [ 225.280613][ T5793] el0_svc_common+0x138/0x258 [ 225.281878][ T5793] do_el0_svc+0x58/0x14c [ 225.282997][ T5793] el0_svc+0x78/0x1e0 [ 225.284083][ T5793] el0t_64_sync_handler+0xcc/0xe4 [ 225.285425][ T5793] el0t_64_sync+0x1a0/0x1a4 [ 225.289888][ T5793] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 225.293516][ T5793] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 225.340354][ T4143] Bluetooth: hci0: command 0x0406 tx timeout [ 225.561373][ T5796] loop1: detected capacity change from 0 to 32768 [ 225.617493][ T5796] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 225.619516][ T5796] CPU: 0 PID: 5796 Comm: syz.1.306 Not tainted 5.15.183-syzkaller #0 [ 225.621602][ T5796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 225.624217][ T5796] Call trace: [ 225.625036][ T5796] dump_backtrace+0x0/0x43c [ 225.626265][ T5796] show_stack+0x2c/0x3c [ 225.627355][ T5796] __dump_stack+0x30/0x40 [ 225.628578][ T5796] dump_stack_lvl+0xf8/0x160 [ 225.629849][ T5796] dump_stack+0x1c/0x5c [ 225.630973][ T5796] sysfs_create_dir_ns+0x22c/0x24c [ 225.632309][ T5796] kobject_add_internal+0x590/0xc54 [ 225.633755][ T5796] kobject_init_and_add+0x118/0x17c [ 225.635231][ T5796] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.636543][ T5796] gfs2_fill_super+0xdac/0x19e0 [ 225.637831][ T5796] get_tree_bdev+0x358/0x544 [ 225.639100][ T5796] gfs2_get_tree+0x54/0x1b4 [ 225.640401][ T5796] vfs_get_tree+0x90/0x274 [ 225.641659][ T5796] do_new_mount+0x228/0x810 [ 225.642911][ T5796] path_mount+0x5b4/0x1000 [ 225.644136][ T5796] __arm64_sys_mount+0x514/0x5e4 [ 225.645476][ T5796] invoke_syscall+0x98/0x2b8 [ 225.646701][ T5796] el0_svc_common+0x138/0x258 [ 225.647951][ T5796] do_el0_svc+0x58/0x14c [ 225.649123][ T5796] el0_svc+0x78/0x1e0 [ 225.650236][ T5796] el0t_64_sync_handler+0xcc/0xe4 [ 225.651601][ T5796] el0t_64_sync+0x1a0/0x1a4 [ 225.655132][ T5796] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 225.658858][ T5796] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 225.920401][ T5799] loop1: detected capacity change from 0 to 32768 [ 225.971111][ T5799] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 225.973201][ T5799] CPU: 1 PID: 5799 Comm: syz.1.307 Not tainted 5.15.183-syzkaller #0 [ 225.975315][ T5799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 225.977963][ T5799] Call trace: [ 225.978995][ T5799] dump_backtrace+0x0/0x43c [ 225.980380][ T5799] show_stack+0x2c/0x3c [ 225.981530][ T5799] __dump_stack+0x30/0x40 [ 225.982696][ T5799] dump_stack_lvl+0xf8/0x160 [ 225.983938][ T5799] dump_stack+0x1c/0x5c [ 225.985166][ T5799] sysfs_create_dir_ns+0x22c/0x24c [ 225.986550][ T5799] kobject_add_internal+0x590/0xc54 [ 225.987976][ T5799] kobject_init_and_add+0x118/0x17c [ 225.989407][ T5799] gfs2_sys_fs_add+0x1dc/0x3d8 [ 225.990703][ T5799] gfs2_fill_super+0xdac/0x19e0 [ 225.992028][ T5799] get_tree_bdev+0x358/0x544 [ 225.993296][ T5799] gfs2_get_tree+0x54/0x1b4 [ 225.994585][ T5799] vfs_get_tree+0x90/0x274 [ 225.995760][ T5799] do_new_mount+0x228/0x810 [ 225.996979][ T5799] path_mount+0x5b4/0x1000 [ 225.998210][ T5799] __arm64_sys_mount+0x514/0x5e4 [ 225.999551][ T5799] invoke_syscall+0x98/0x2b8 [ 226.000790][ T5799] el0_svc_common+0x138/0x258 [ 226.002112][ T5799] do_el0_svc+0x58/0x14c [ 226.003296][ T5799] el0_svc+0x78/0x1e0 [ 226.004352][ T5799] el0t_64_sync_handler+0xcc/0xe4 [ 226.005715][ T5799] el0t_64_sync+0x1a0/0x1a4 [ 226.008262][ T5799] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 226.011780][ T5799] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 226.379428][ T5802] loop1: detected capacity change from 0 to 32768 [ 226.436577][ T5802] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 226.438887][ T5802] CPU: 0 PID: 5802 Comm: syz.1.308 Not tainted 5.15.183-syzkaller #0 [ 226.441094][ T5802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 226.443829][ T5802] Call trace: [ 226.444719][ T5802] dump_backtrace+0x0/0x43c [ 226.445914][ T5802] show_stack+0x2c/0x3c [ 226.447037][ T5802] __dump_stack+0x30/0x40 [ 226.448270][ T5802] dump_stack_lvl+0xf8/0x160 [ 226.449565][ T5802] dump_stack+0x1c/0x5c [ 226.450714][ T5802] sysfs_create_dir_ns+0x22c/0x24c [ 226.452222][ T5802] kobject_add_internal+0x590/0xc54 [ 226.453728][ T5802] kobject_init_and_add+0x118/0x17c [ 226.455164][ T5802] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.456479][ T5802] gfs2_fill_super+0xdac/0x19e0 [ 226.457826][ T5802] get_tree_bdev+0x358/0x544 [ 226.459109][ T5802] gfs2_get_tree+0x54/0x1b4 [ 226.460448][ T5802] vfs_get_tree+0x90/0x274 [ 226.461689][ T5802] do_new_mount+0x228/0x810 [ 226.463017][ T5802] path_mount+0x5b4/0x1000 [ 226.464272][ T5802] __arm64_sys_mount+0x514/0x5e4 [ 226.465699][ T5802] invoke_syscall+0x98/0x2b8 [ 226.467020][ T5802] el0_svc_common+0x138/0x258 [ 226.468309][ T5802] do_el0_svc+0x58/0x14c [ 226.469490][ T5802] el0_svc+0x78/0x1e0 [ 226.470596][ T5802] el0t_64_sync_handler+0xcc/0xe4 [ 226.471958][ T5802] el0t_64_sync+0x1a0/0x1a4 [ 226.475645][ T5802] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 226.479599][ T5802] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 226.727890][ T5805] loop1: detected capacity change from 0 to 32768 [ 226.799839][ T5805] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 226.802101][ T5805] CPU: 0 PID: 5805 Comm: syz.1.309 Not tainted 5.15.183-syzkaller #0 [ 226.804367][ T5805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 226.807153][ T5805] Call trace: [ 226.808059][ T5805] dump_backtrace+0x0/0x43c [ 226.809332][ T5805] show_stack+0x2c/0x3c [ 226.810493][ T5805] __dump_stack+0x30/0x40 [ 226.811703][ T5805] dump_stack_lvl+0xf8/0x160 [ 226.812970][ T5805] dump_stack+0x1c/0x5c [ 226.814095][ T5805] sysfs_create_dir_ns+0x22c/0x24c [ 226.815583][ T5805] kobject_add_internal+0x590/0xc54 [ 226.816990][ T5805] kobject_init_and_add+0x118/0x17c [ 226.818484][ T5805] gfs2_sys_fs_add+0x1dc/0x3d8 [ 226.819832][ T5805] gfs2_fill_super+0xdac/0x19e0 [ 226.821200][ T5805] get_tree_bdev+0x358/0x544 [ 226.822502][ T5805] gfs2_get_tree+0x54/0x1b4 [ 226.823748][ T5805] vfs_get_tree+0x90/0x274 [ 226.824992][ T5805] do_new_mount+0x228/0x810 [ 226.826242][ T5805] path_mount+0x5b4/0x1000 [ 226.827562][ T5805] __arm64_sys_mount+0x514/0x5e4 [ 226.828878][ T5805] invoke_syscall+0x98/0x2b8 [ 226.830199][ T5805] el0_svc_common+0x138/0x258 [ 226.831467][ T5805] do_el0_svc+0x58/0x14c [ 226.832662][ T5805] el0_svc+0x78/0x1e0 [ 226.833770][ T5805] el0t_64_sync_handler+0xcc/0xe4 [ 226.835212][ T5805] el0t_64_sync+0x1a0/0x1a4 [ 226.837548][ T5805] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 226.841162][ T5805] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 227.092966][ T5808] loop1: detected capacity change from 0 to 32768 [ 227.119124][ T5808] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 227.121165][ T5808] CPU: 0 PID: 5808 Comm: syz.1.310 Not tainted 5.15.183-syzkaller #0 [ 227.123348][ T5808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 227.126075][ T5808] Call trace: [ 227.127004][ T5808] dump_backtrace+0x0/0x43c [ 227.128229][ T5808] show_stack+0x2c/0x3c [ 227.129368][ T5808] __dump_stack+0x30/0x40 [ 227.130565][ T5808] dump_stack_lvl+0xf8/0x160 [ 227.131836][ T5808] dump_stack+0x1c/0x5c [ 227.133002][ T5808] sysfs_create_dir_ns+0x22c/0x24c [ 227.134467][ T5808] kobject_add_internal+0x590/0xc54 [ 227.135843][ T5808] kobject_init_and_add+0x118/0x17c [ 227.137256][ T5808] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.138542][ T5808] gfs2_fill_super+0xdac/0x19e0 [ 227.139846][ T5808] get_tree_bdev+0x358/0x544 [ 227.141166][ T5808] gfs2_get_tree+0x54/0x1b4 [ 227.142390][ T5808] vfs_get_tree+0x90/0x274 [ 227.143616][ T5808] do_new_mount+0x228/0x810 [ 227.144822][ T5808] path_mount+0x5b4/0x1000 [ 227.146032][ T5808] __arm64_sys_mount+0x514/0x5e4 [ 227.147339][ T5808] invoke_syscall+0x98/0x2b8 [ 227.148531][ T5808] el0_svc_common+0x138/0x258 [ 227.149756][ T5808] do_el0_svc+0x58/0x14c [ 227.150923][ T5808] el0_svc+0x78/0x1e0 [ 227.152020][ T5808] el0t_64_sync_handler+0xcc/0xe4 [ 227.153390][ T5808] el0t_64_sync+0x1a0/0x1a4 [ 227.157139][ T5808] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 227.160793][ T5808] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 227.430180][ T5811] loop1: detected capacity change from 0 to 32768 [ 227.475394][ T5811] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 227.477558][ T5811] CPU: 1 PID: 5811 Comm: syz.1.311 Not tainted 5.15.183-syzkaller #0 [ 227.479688][ T5811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 227.482477][ T5811] Call trace: [ 227.483333][ T5811] dump_backtrace+0x0/0x43c [ 227.484525][ T5811] show_stack+0x2c/0x3c [ 227.485623][ T5811] __dump_stack+0x30/0x40 [ 227.486788][ T5811] dump_stack_lvl+0xf8/0x160 [ 227.488047][ T5811] dump_stack+0x1c/0x5c [ 227.489214][ T5811] sysfs_create_dir_ns+0x22c/0x24c [ 227.490552][ T5811] kobject_add_internal+0x590/0xc54 [ 227.491946][ T5811] kobject_init_and_add+0x118/0x17c [ 227.493352][ T5811] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.494668][ T5811] gfs2_fill_super+0xdac/0x19e0 [ 227.495976][ T5811] get_tree_bdev+0x358/0x544 [ 227.497218][ T5811] gfs2_get_tree+0x54/0x1b4 [ 227.498431][ T5811] vfs_get_tree+0x90/0x274 [ 227.499608][ T5811] do_new_mount+0x228/0x810 [ 227.500845][ T5811] path_mount+0x5b4/0x1000 [ 227.502034][ T5811] __arm64_sys_mount+0x514/0x5e4 [ 227.503384][ T5811] invoke_syscall+0x98/0x2b8 [ 227.504677][ T5811] el0_svc_common+0x138/0x258 [ 227.505910][ T5811] do_el0_svc+0x58/0x14c [ 227.507109][ T5811] el0_svc+0x78/0x1e0 [ 227.508161][ T5811] el0t_64_sync_handler+0xcc/0xe4 [ 227.509538][ T5811] el0t_64_sync+0x1a0/0x1a4 [ 227.512979][ T5811] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 227.516536][ T5811] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 227.771368][ T5814] loop1: detected capacity change from 0 to 32768 [ 227.809237][ T5814] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 227.811309][ T5814] CPU: 1 PID: 5814 Comm: syz.1.312 Not tainted 5.15.183-syzkaller #0 [ 227.813509][ T5814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 227.816158][ T5814] Call trace: [ 227.817054][ T5814] dump_backtrace+0x0/0x43c [ 227.818307][ T5814] show_stack+0x2c/0x3c [ 227.819408][ T5814] __dump_stack+0x30/0x40 [ 227.820580][ T5814] dump_stack_lvl+0xf8/0x160 [ 227.821816][ T5814] dump_stack+0x1c/0x5c [ 227.822955][ T5814] sysfs_create_dir_ns+0x22c/0x24c [ 227.824338][ T5814] kobject_add_internal+0x590/0xc54 [ 227.825774][ T5814] kobject_init_and_add+0x118/0x17c [ 227.827199][ T5814] gfs2_sys_fs_add+0x1dc/0x3d8 [ 227.828504][ T5814] gfs2_fill_super+0xdac/0x19e0 [ 227.829808][ T5814] get_tree_bdev+0x358/0x544 [ 227.831066][ T5814] gfs2_get_tree+0x54/0x1b4 [ 227.832307][ T5814] vfs_get_tree+0x90/0x274 [ 227.833521][ T5814] do_new_mount+0x228/0x810 [ 227.834723][ T5814] path_mount+0x5b4/0x1000 [ 227.835899][ T5814] __arm64_sys_mount+0x514/0x5e4 [ 227.837240][ T5814] invoke_syscall+0x98/0x2b8 [ 227.838484][ T5814] el0_svc_common+0x138/0x258 [ 227.839726][ T5814] do_el0_svc+0x58/0x14c [ 227.840882][ T5814] el0_svc+0x78/0x1e0 [ 227.841952][ T5814] el0t_64_sync_handler+0xcc/0xe4 [ 227.843306][ T5814] el0t_64_sync+0x1a0/0x1a4 [ 227.853953][ T5814] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 227.857561][ T5814] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 228.108863][ T5817] loop1: detected capacity change from 0 to 32768 [ 228.166657][ T5817] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 228.169279][ T5817] CPU: 0 PID: 5817 Comm: syz.1.313 Not tainted 5.15.183-syzkaller #0 [ 228.171453][ T5817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 228.174221][ T5817] Call trace: [ 228.175102][ T5817] dump_backtrace+0x0/0x43c [ 228.176313][ T5817] show_stack+0x2c/0x3c [ 228.177434][ T5817] __dump_stack+0x30/0x40 [ 228.178605][ T5817] dump_stack_lvl+0xf8/0x160 [ 228.179839][ T5817] dump_stack+0x1c/0x5c [ 228.181028][ T5817] sysfs_create_dir_ns+0x22c/0x24c [ 228.182570][ T5817] kobject_add_internal+0x590/0xc54 [ 228.184039][ T5817] kobject_init_and_add+0x118/0x17c [ 228.185480][ T5817] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.186931][ T5817] gfs2_fill_super+0xdac/0x19e0 [ 228.188258][ T5817] get_tree_bdev+0x358/0x544 [ 228.189493][ T5817] gfs2_get_tree+0x54/0x1b4 [ 228.190735][ T5817] vfs_get_tree+0x90/0x274 [ 228.192067][ T5817] do_new_mount+0x228/0x810 [ 228.193347][ T5817] path_mount+0x5b4/0x1000 [ 228.194569][ T5817] __arm64_sys_mount+0x514/0x5e4 [ 228.195881][ T5817] invoke_syscall+0x98/0x2b8 [ 228.197123][ T5817] el0_svc_common+0x138/0x258 [ 228.198403][ T5817] do_el0_svc+0x58/0x14c [ 228.199621][ T5817] el0_svc+0x78/0x1e0 [ 228.200710][ T5817] el0t_64_sync_handler+0xcc/0xe4 [ 228.202081][ T5817] el0t_64_sync+0x1a0/0x1a4 [ 228.205810][ T5817] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 228.209395][ T5817] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 228.504074][ T5820] loop1: detected capacity change from 0 to 32768 [ 228.549364][ T5820] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 228.551484][ T5820] CPU: 0 PID: 5820 Comm: syz.1.314 Not tainted 5.15.183-syzkaller #0 [ 228.553610][ T5820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 228.556449][ T5820] Call trace: [ 228.557298][ T5820] dump_backtrace+0x0/0x43c [ 228.558549][ T5820] show_stack+0x2c/0x3c [ 228.559707][ T5820] __dump_stack+0x30/0x40 [ 228.560882][ T5820] dump_stack_lvl+0xf8/0x160 [ 228.562118][ T5820] dump_stack+0x1c/0x5c [ 228.563225][ T5820] sysfs_create_dir_ns+0x22c/0x24c [ 228.564644][ T5820] kobject_add_internal+0x590/0xc54 [ 228.566098][ T5820] kobject_init_and_add+0x118/0x17c [ 228.567575][ T5820] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.568868][ T5820] gfs2_fill_super+0xdac/0x19e0 [ 228.570199][ T5820] get_tree_bdev+0x358/0x544 [ 228.571466][ T5820] gfs2_get_tree+0x54/0x1b4 [ 228.572685][ T5820] vfs_get_tree+0x90/0x274 [ 228.573888][ T5820] do_new_mount+0x228/0x810 [ 228.575104][ T5820] path_mount+0x5b4/0x1000 [ 228.576333][ T5820] __arm64_sys_mount+0x514/0x5e4 [ 228.577704][ T5820] invoke_syscall+0x98/0x2b8 [ 228.578927][ T5820] el0_svc_common+0x138/0x258 [ 228.580215][ T5820] do_el0_svc+0x58/0x14c [ 228.581433][ T5820] el0_svc+0x78/0x1e0 [ 228.582507][ T5820] el0t_64_sync_handler+0xcc/0xe4 [ 228.583765][ T5820] el0t_64_sync+0x1a0/0x1a4 [ 228.586992][ T5820] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 228.592920][ T5820] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 228.840047][ T5823] loop1: detected capacity change from 0 to 32768 [ 228.901953][ T5823] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 228.904075][ T5823] CPU: 1 PID: 5823 Comm: syz.1.315 Not tainted 5.15.183-syzkaller #0 [ 228.906282][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 228.908997][ T5823] Call trace: [ 228.909858][ T5823] dump_backtrace+0x0/0x43c [ 228.911175][ T5823] show_stack+0x2c/0x3c [ 228.912369][ T5823] __dump_stack+0x30/0x40 [ 228.913566][ T5823] dump_stack_lvl+0xf8/0x160 [ 228.914855][ T5823] dump_stack+0x1c/0x5c [ 228.916010][ T5823] sysfs_create_dir_ns+0x22c/0x24c [ 228.917460][ T5823] kobject_add_internal+0x590/0xc54 [ 228.918876][ T5823] kobject_init_and_add+0x118/0x17c [ 228.920255][ T5823] gfs2_sys_fs_add+0x1dc/0x3d8 [ 228.921593][ T5823] gfs2_fill_super+0xdac/0x19e0 [ 228.922915][ T5823] get_tree_bdev+0x358/0x544 [ 228.924152][ T5823] gfs2_get_tree+0x54/0x1b4 [ 228.925409][ T5823] vfs_get_tree+0x90/0x274 [ 228.926624][ T5823] do_new_mount+0x228/0x810 [ 228.927855][ T5823] path_mount+0x5b4/0x1000 [ 228.929076][ T5823] __arm64_sys_mount+0x514/0x5e4 [ 228.930460][ T5823] invoke_syscall+0x98/0x2b8 [ 228.931741][ T5823] el0_svc_common+0x138/0x258 [ 228.933086][ T5823] do_el0_svc+0x58/0x14c [ 228.934247][ T5823] el0_svc+0x78/0x1e0 [ 228.935314][ T5823] el0t_64_sync_handler+0xcc/0xe4 [ 228.936677][ T5823] el0t_64_sync+0x1a0/0x1a4 [ 228.940083][ T5823] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 228.943573][ T5823] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:03:48 executed programs: 302 [ 229.209718][ T5826] loop1: detected capacity change from 0 to 32768 [ 229.267878][ T5826] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 229.269928][ T5826] CPU: 1 PID: 5826 Comm: syz.1.316 Not tainted 5.15.183-syzkaller #0 [ 229.272247][ T5826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 229.274926][ T5826] Call trace: [ 229.275757][ T5826] dump_backtrace+0x0/0x43c [ 229.277033][ T5826] show_stack+0x2c/0x3c [ 229.278201][ T5826] __dump_stack+0x30/0x40 [ 229.279405][ T5826] dump_stack_lvl+0xf8/0x160 [ 229.280699][ T5826] dump_stack+0x1c/0x5c [ 229.281792][ T5826] sysfs_create_dir_ns+0x22c/0x24c [ 229.283132][ T5826] kobject_add_internal+0x590/0xc54 [ 229.284602][ T5826] kobject_init_and_add+0x118/0x17c [ 229.285981][ T5826] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.287232][ T5826] gfs2_fill_super+0xdac/0x19e0 [ 229.288576][ T5826] get_tree_bdev+0x358/0x544 [ 229.289775][ T5826] gfs2_get_tree+0x54/0x1b4 [ 229.291002][ T5826] vfs_get_tree+0x90/0x274 [ 229.292180][ T5826] do_new_mount+0x228/0x810 [ 229.293405][ T5826] path_mount+0x5b4/0x1000 [ 229.294653][ T5826] __arm64_sys_mount+0x514/0x5e4 [ 229.295992][ T5826] invoke_syscall+0x98/0x2b8 [ 229.297350][ T5826] el0_svc_common+0x138/0x258 [ 229.298634][ T5826] do_el0_svc+0x58/0x14c [ 229.299806][ T5826] el0_svc+0x78/0x1e0 [ 229.300884][ T5826] el0t_64_sync_handler+0xcc/0xe4 [ 229.302296][ T5826] el0t_64_sync+0x1a0/0x1a4 [ 229.305607][ T5826] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 229.310485][ T5826] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 229.567371][ T5829] loop1: detected capacity change from 0 to 32768 [ 229.583712][ T5829] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 229.585907][ T5829] CPU: 0 PID: 5829 Comm: syz.1.317 Not tainted 5.15.183-syzkaller #0 [ 229.588105][ T5829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 229.590857][ T5829] Call trace: [ 229.591758][ T5829] dump_backtrace+0x0/0x43c [ 229.592997][ T5829] show_stack+0x2c/0x3c [ 229.594208][ T5829] __dump_stack+0x30/0x40 [ 229.595433][ T5829] dump_stack_lvl+0xf8/0x160 [ 229.596655][ T5829] dump_stack+0x1c/0x5c [ 229.597785][ T5829] sysfs_create_dir_ns+0x22c/0x24c [ 229.599110][ T5829] kobject_add_internal+0x590/0xc54 [ 229.600604][ T5829] kobject_init_and_add+0x118/0x17c [ 229.602129][ T5829] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.603427][ T5829] gfs2_fill_super+0xdac/0x19e0 [ 229.604778][ T5829] get_tree_bdev+0x358/0x544 [ 229.606049][ T5829] gfs2_get_tree+0x54/0x1b4 [ 229.607272][ T5829] vfs_get_tree+0x90/0x274 [ 229.608491][ T5829] do_new_mount+0x228/0x810 [ 229.609724][ T5829] path_mount+0x5b4/0x1000 [ 229.610937][ T5829] __arm64_sys_mount+0x514/0x5e4 [ 229.612338][ T5829] invoke_syscall+0x98/0x2b8 [ 229.613602][ T5829] el0_svc_common+0x138/0x258 [ 229.614854][ T5829] do_el0_svc+0x58/0x14c [ 229.616016][ T5829] el0_svc+0x78/0x1e0 [ 229.617125][ T5829] el0t_64_sync_handler+0xcc/0xe4 [ 229.618467][ T5829] el0t_64_sync+0x1a0/0x1a4 [ 229.621717][ T5829] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 229.625319][ T5829] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 229.878667][ T5832] loop1: detected capacity change from 0 to 32768 [ 229.925241][ T5832] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 229.927257][ T5832] CPU: 1 PID: 5832 Comm: syz.1.318 Not tainted 5.15.183-syzkaller #0 [ 229.929494][ T5832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 229.932365][ T5832] Call trace: [ 229.933221][ T5832] dump_backtrace+0x0/0x43c [ 229.934413][ T5832] show_stack+0x2c/0x3c [ 229.935521][ T5832] __dump_stack+0x30/0x40 [ 229.936682][ T5832] dump_stack_lvl+0xf8/0x160 [ 229.937881][ T5832] dump_stack+0x1c/0x5c [ 229.939015][ T5832] sysfs_create_dir_ns+0x22c/0x24c [ 229.940469][ T5832] kobject_add_internal+0x590/0xc54 [ 229.941946][ T5832] kobject_init_and_add+0x118/0x17c [ 229.943374][ T5832] gfs2_sys_fs_add+0x1dc/0x3d8 [ 229.944690][ T5832] gfs2_fill_super+0xdac/0x19e0 [ 229.946011][ T5832] get_tree_bdev+0x358/0x544 [ 229.947280][ T5832] gfs2_get_tree+0x54/0x1b4 [ 229.948515][ T5832] vfs_get_tree+0x90/0x274 [ 229.949733][ T5832] do_new_mount+0x228/0x810 [ 229.950923][ T5832] path_mount+0x5b4/0x1000 [ 229.952097][ T5832] __arm64_sys_mount+0x514/0x5e4 [ 229.953543][ T5832] invoke_syscall+0x98/0x2b8 [ 229.954776][ T5832] el0_svc_common+0x138/0x258 [ 229.956025][ T5832] do_el0_svc+0x58/0x14c [ 229.957172][ T5832] el0_svc+0x78/0x1e0 [ 229.958258][ T5832] el0t_64_sync_handler+0xcc/0xe4 [ 229.959649][ T5832] el0t_64_sync+0x1a0/0x1a4 [ 229.963058][ T5832] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 229.966503][ T5832] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 230.265760][ T5835] loop1: detected capacity change from 0 to 32768 [ 230.325092][ T5835] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 230.327262][ T5835] CPU: 0 PID: 5835 Comm: syz.1.319 Not tainted 5.15.183-syzkaller #0 [ 230.329674][ T5835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 230.332450][ T5835] Call trace: [ 230.333363][ T5835] dump_backtrace+0x0/0x43c [ 230.334607][ T5835] show_stack+0x2c/0x3c [ 230.335746][ T5835] __dump_stack+0x30/0x40 [ 230.336931][ T5835] dump_stack_lvl+0xf8/0x160 [ 230.338258][ T5835] dump_stack+0x1c/0x5c [ 230.339408][ T5835] sysfs_create_dir_ns+0x22c/0x24c [ 230.340786][ T5835] kobject_add_internal+0x590/0xc54 [ 230.342531][ T5835] kobject_init_and_add+0x118/0x17c [ 230.343923][ T5835] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.345168][ T5835] gfs2_fill_super+0xdac/0x19e0 [ 230.346672][ T5835] get_tree_bdev+0x358/0x544 [ 230.347958][ T5835] gfs2_get_tree+0x54/0x1b4 [ 230.349276][ T5835] vfs_get_tree+0x90/0x274 [ 230.350441][ T5835] do_new_mount+0x228/0x810 [ 230.351682][ T5835] path_mount+0x5b4/0x1000 [ 230.352918][ T5835] __arm64_sys_mount+0x514/0x5e4 [ 230.354272][ T5835] invoke_syscall+0x98/0x2b8 [ 230.355539][ T5835] el0_svc_common+0x138/0x258 [ 230.356814][ T5835] do_el0_svc+0x58/0x14c [ 230.357968][ T5835] el0_svc+0x78/0x1e0 [ 230.359076][ T5835] el0t_64_sync_handler+0xcc/0xe4 [ 230.360479][ T5835] el0t_64_sync+0x1a0/0x1a4 [ 230.365116][ T5835] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 230.368974][ T5835] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 230.621335][ T5838] loop1: detected capacity change from 0 to 32768 [ 230.667967][ T5838] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 230.670135][ T5838] CPU: 1 PID: 5838 Comm: syz.1.320 Not tainted 5.15.183-syzkaller #0 [ 230.672343][ T5838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 230.674975][ T5838] Call trace: [ 230.675882][ T5838] dump_backtrace+0x0/0x43c [ 230.677099][ T5838] show_stack+0x2c/0x3c [ 230.678241][ T5838] __dump_stack+0x30/0x40 [ 230.679420][ T5838] dump_stack_lvl+0xf8/0x160 [ 230.680631][ T5838] dump_stack+0x1c/0x5c [ 230.681783][ T5838] sysfs_create_dir_ns+0x22c/0x24c [ 230.683291][ T5838] kobject_add_internal+0x590/0xc54 [ 230.684750][ T5838] kobject_init_and_add+0x118/0x17c [ 230.686204][ T5838] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.687515][ T5838] gfs2_fill_super+0xdac/0x19e0 [ 230.688908][ T5838] get_tree_bdev+0x358/0x544 [ 230.690131][ T5838] gfs2_get_tree+0x54/0x1b4 [ 230.691403][ T5838] vfs_get_tree+0x90/0x274 [ 230.692571][ T5838] do_new_mount+0x228/0x810 [ 230.693743][ T5838] path_mount+0x5b4/0x1000 [ 230.694965][ T5838] __arm64_sys_mount+0x514/0x5e4 [ 230.696292][ T5838] invoke_syscall+0x98/0x2b8 [ 230.697548][ T5838] el0_svc_common+0x138/0x258 [ 230.698837][ T5838] do_el0_svc+0x58/0x14c [ 230.699971][ T5838] el0_svc+0x78/0x1e0 [ 230.701083][ T5838] el0t_64_sync_handler+0xcc/0xe4 [ 230.702457][ T5838] el0t_64_sync+0x1a0/0x1a4 [ 230.705759][ T5838] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 230.709477][ T5838] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 230.964679][ T5841] loop1: detected capacity change from 0 to 32768 [ 230.978104][ T5841] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 230.980111][ T5841] CPU: 0 PID: 5841 Comm: syz.1.321 Not tainted 5.15.183-syzkaller #0 [ 230.982281][ T5841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 230.984932][ T5841] Call trace: [ 230.985782][ T5841] dump_backtrace+0x0/0x43c [ 230.987024][ T5841] show_stack+0x2c/0x3c [ 230.988118][ T5841] __dump_stack+0x30/0x40 [ 230.989327][ T5841] dump_stack_lvl+0xf8/0x160 [ 230.990581][ T5841] dump_stack+0x1c/0x5c [ 230.991739][ T5841] sysfs_create_dir_ns+0x22c/0x24c [ 230.993127][ T5841] kobject_add_internal+0x590/0xc54 [ 230.994556][ T5841] kobject_init_and_add+0x118/0x17c [ 230.995964][ T5841] gfs2_sys_fs_add+0x1dc/0x3d8 [ 230.997233][ T5841] gfs2_fill_super+0xdac/0x19e0 [ 230.998547][ T5841] get_tree_bdev+0x358/0x544 [ 230.999813][ T5841] gfs2_get_tree+0x54/0x1b4 [ 231.001074][ T5841] vfs_get_tree+0x90/0x274 [ 231.002257][ T5841] do_new_mount+0x228/0x810 [ 231.003504][ T5841] path_mount+0x5b4/0x1000 [ 231.004692][ T5841] __arm64_sys_mount+0x514/0x5e4 [ 231.006003][ T5841] invoke_syscall+0x98/0x2b8 [ 231.007414][ T5841] el0_svc_common+0x138/0x258 [ 231.008748][ T5841] do_el0_svc+0x58/0x14c [ 231.009912][ T5841] el0_svc+0x78/0x1e0 [ 231.010983][ T5841] el0t_64_sync_handler+0xcc/0xe4 [ 231.012330][ T5841] el0t_64_sync+0x1a0/0x1a4 [ 231.015566][ T5841] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 231.019336][ T5841] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 231.276174][ T5844] loop1: detected capacity change from 0 to 32768 [ 231.289163][ T5844] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 231.291272][ T5844] CPU: 1 PID: 5844 Comm: syz.1.322 Not tainted 5.15.183-syzkaller #0 [ 231.293511][ T5844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 231.296179][ T5844] Call trace: [ 231.297090][ T5844] dump_backtrace+0x0/0x43c [ 231.298353][ T5844] show_stack+0x2c/0x3c [ 231.299441][ T5844] __dump_stack+0x30/0x40 [ 231.300617][ T5844] dump_stack_lvl+0xf8/0x160 [ 231.301877][ T5844] dump_stack+0x1c/0x5c [ 231.303017][ T5844] sysfs_create_dir_ns+0x22c/0x24c [ 231.304439][ T5844] kobject_add_internal+0x590/0xc54 [ 231.305855][ T5844] kobject_init_and_add+0x118/0x17c [ 231.307323][ T5844] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.308610][ T5844] gfs2_fill_super+0xdac/0x19e0 [ 231.309917][ T5844] get_tree_bdev+0x358/0x544 [ 231.311152][ T5844] gfs2_get_tree+0x54/0x1b4 [ 231.312342][ T5844] vfs_get_tree+0x90/0x274 [ 231.313581][ T5844] do_new_mount+0x228/0x810 [ 231.314805][ T5844] path_mount+0x5b4/0x1000 [ 231.316016][ T5844] __arm64_sys_mount+0x514/0x5e4 [ 231.317364][ T5844] invoke_syscall+0x98/0x2b8 [ 231.318682][ T5844] el0_svc_common+0x138/0x258 [ 231.319947][ T5844] do_el0_svc+0x58/0x14c [ 231.321136][ T5844] el0_svc+0x78/0x1e0 [ 231.322259][ T5844] el0t_64_sync_handler+0xcc/0xe4 [ 231.323637][ T5844] el0t_64_sync+0x1a0/0x1a4 [ 231.327515][ T5844] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 231.331120][ T5844] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 231.587654][ T5847] loop1: detected capacity change from 0 to 32768 [ 231.629080][ T5847] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 231.631054][ T5847] CPU: 0 PID: 5847 Comm: syz.1.323 Not tainted 5.15.183-syzkaller #0 [ 231.633199][ T5847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 231.636044][ T5847] Call trace: [ 231.636946][ T5847] dump_backtrace+0x0/0x43c [ 231.638200][ T5847] show_stack+0x2c/0x3c [ 231.639309][ T5847] __dump_stack+0x30/0x40 [ 231.640621][ T5847] dump_stack_lvl+0xf8/0x160 [ 231.641875][ T5847] dump_stack+0x1c/0x5c [ 231.642997][ T5847] sysfs_create_dir_ns+0x22c/0x24c [ 231.644475][ T5847] kobject_add_internal+0x590/0xc54 [ 231.645888][ T5847] kobject_init_and_add+0x118/0x17c [ 231.647359][ T5847] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.648627][ T5847] gfs2_fill_super+0xdac/0x19e0 [ 231.650006][ T5847] get_tree_bdev+0x358/0x544 [ 231.651313][ T5847] gfs2_get_tree+0x54/0x1b4 [ 231.652554][ T5847] vfs_get_tree+0x90/0x274 [ 231.653771][ T5847] do_new_mount+0x228/0x810 [ 231.655018][ T5847] path_mount+0x5b4/0x1000 [ 231.656196][ T5847] __arm64_sys_mount+0x514/0x5e4 [ 231.657567][ T5847] invoke_syscall+0x98/0x2b8 [ 231.658791][ T5847] el0_svc_common+0x138/0x258 [ 231.660096][ T5847] do_el0_svc+0x58/0x14c [ 231.661270][ T5847] el0_svc+0x78/0x1e0 [ 231.662369][ T5847] el0t_64_sync_handler+0xcc/0xe4 [ 231.663793][ T5847] el0t_64_sync+0x1a0/0x1a4 [ 231.667633][ T5847] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 231.671235][ T5847] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 231.926143][ T5850] loop1: detected capacity change from 0 to 32768 [ 231.938729][ T5850] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 231.940932][ T5850] CPU: 1 PID: 5850 Comm: syz.1.324 Not tainted 5.15.183-syzkaller #0 [ 231.943240][ T5850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 231.945985][ T5850] Call trace: [ 231.946850][ T5850] dump_backtrace+0x0/0x43c [ 231.948070][ T5850] show_stack+0x2c/0x3c [ 231.949199][ T5850] __dump_stack+0x30/0x40 [ 231.950389][ T5850] dump_stack_lvl+0xf8/0x160 [ 231.951678][ T5850] dump_stack+0x1c/0x5c [ 231.952777][ T5850] sysfs_create_dir_ns+0x22c/0x24c [ 231.954144][ T5850] kobject_add_internal+0x590/0xc54 [ 231.955543][ T5850] kobject_init_and_add+0x118/0x17c [ 231.956906][ T5850] gfs2_sys_fs_add+0x1dc/0x3d8 [ 231.958196][ T5850] gfs2_fill_super+0xdac/0x19e0 [ 231.959517][ T5850] get_tree_bdev+0x358/0x544 [ 231.960701][ T5850] gfs2_get_tree+0x54/0x1b4 [ 231.961947][ T5850] vfs_get_tree+0x90/0x274 [ 231.963115][ T5850] do_new_mount+0x228/0x810 [ 231.964355][ T5850] path_mount+0x5b4/0x1000 [ 231.965551][ T5850] __arm64_sys_mount+0x514/0x5e4 [ 231.966879][ T5850] invoke_syscall+0x98/0x2b8 [ 231.968201][ T5850] el0_svc_common+0x138/0x258 [ 231.969488][ T5850] do_el0_svc+0x58/0x14c [ 231.970604][ T5850] el0_svc+0x78/0x1e0 [ 231.971723][ T5850] el0t_64_sync_handler+0xcc/0xe4 [ 231.973061][ T5850] el0t_64_sync+0x1a0/0x1a4 [ 231.974550][ T5850] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 231.978284][ T5850] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 232.236066][ T5853] loop1: detected capacity change from 0 to 32768 [ 232.292338][ T5853] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 232.294335][ T5853] CPU: 0 PID: 5853 Comm: syz.1.325 Not tainted 5.15.183-syzkaller #0 [ 232.296444][ T5853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 232.299188][ T5853] Call trace: [ 232.300079][ T5853] dump_backtrace+0x0/0x43c [ 232.301310][ T5853] show_stack+0x2c/0x3c [ 232.302390][ T5853] __dump_stack+0x30/0x40 [ 232.303530][ T5853] dump_stack_lvl+0xf8/0x160 [ 232.304736][ T5853] dump_stack+0x1c/0x5c [ 232.305861][ T5853] sysfs_create_dir_ns+0x22c/0x24c [ 232.307294][ T5853] kobject_add_internal+0x590/0xc54 [ 232.308642][ T5853] kobject_init_and_add+0x118/0x17c [ 232.310027][ T5853] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.311350][ T5853] gfs2_fill_super+0xdac/0x19e0 [ 232.312681][ T5853] get_tree_bdev+0x358/0x544 [ 232.313898][ T5853] gfs2_get_tree+0x54/0x1b4 [ 232.315075][ T5853] vfs_get_tree+0x90/0x274 [ 232.316376][ T5853] do_new_mount+0x228/0x810 [ 232.317587][ T5853] path_mount+0x5b4/0x1000 [ 232.318754][ T5853] __arm64_sys_mount+0x514/0x5e4 [ 232.320112][ T5853] invoke_syscall+0x98/0x2b8 [ 232.321370][ T5853] el0_svc_common+0x138/0x258 [ 232.322629][ T5853] do_el0_svc+0x58/0x14c [ 232.323772][ T5853] el0_svc+0x78/0x1e0 [ 232.324868][ T5853] el0t_64_sync_handler+0xcc/0xe4 [ 232.326239][ T5853] el0t_64_sync+0x1a0/0x1a4 [ 232.331432][ T5853] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 232.335014][ T5853] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 232.642610][ T5856] loop1: detected capacity change from 0 to 32768 [ 232.698806][ T5856] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 232.700975][ T5856] CPU: 1 PID: 5856 Comm: syz.1.326 Not tainted 5.15.183-syzkaller #0 [ 232.703115][ T5856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 232.705827][ T5856] Call trace: [ 232.706685][ T5856] dump_backtrace+0x0/0x43c [ 232.707885][ T5856] show_stack+0x2c/0x3c [ 232.708984][ T5856] __dump_stack+0x30/0x40 [ 232.710106][ T5856] dump_stack_lvl+0xf8/0x160 [ 232.711385][ T5856] dump_stack+0x1c/0x5c [ 232.712557][ T5856] sysfs_create_dir_ns+0x22c/0x24c [ 232.713969][ T5856] kobject_add_internal+0x590/0xc54 [ 232.715407][ T5856] kobject_init_and_add+0x118/0x17c [ 232.716839][ T5856] gfs2_sys_fs_add+0x1dc/0x3d8 [ 232.718115][ T5856] gfs2_fill_super+0xdac/0x19e0 [ 232.719495][ T5856] get_tree_bdev+0x358/0x544 [ 232.720769][ T5856] gfs2_get_tree+0x54/0x1b4 [ 232.722010][ T5856] vfs_get_tree+0x90/0x274 [ 232.723272][ T5856] do_new_mount+0x228/0x810 [ 232.724484][ T5856] path_mount+0x5b4/0x1000 [ 232.725670][ T5856] __arm64_sys_mount+0x514/0x5e4 [ 232.727048][ T5856] invoke_syscall+0x98/0x2b8 [ 232.728300][ T5856] el0_svc_common+0x138/0x258 [ 232.729613][ T5856] do_el0_svc+0x58/0x14c [ 232.730834][ T5856] el0_svc+0x78/0x1e0 [ 232.731875][ T5856] el0t_64_sync_handler+0xcc/0xe4 [ 232.733275][ T5856] el0t_64_sync+0x1a0/0x1a4 [ 232.736200][ T5856] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 232.739821][ T5856] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 232.991060][ T5859] loop1: detected capacity change from 0 to 32768 [ 233.037667][ T5859] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 233.039878][ T5859] CPU: 1 PID: 5859 Comm: syz.1.327 Not tainted 5.15.183-syzkaller #0 [ 233.042028][ T5859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 233.044693][ T5859] Call trace: [ 233.045521][ T5859] dump_backtrace+0x0/0x43c [ 233.046722][ T5859] show_stack+0x2c/0x3c [ 233.047853][ T5859] __dump_stack+0x30/0x40 [ 233.049065][ T5859] dump_stack_lvl+0xf8/0x160 [ 233.050266][ T5859] dump_stack+0x1c/0x5c [ 233.051379][ T5859] sysfs_create_dir_ns+0x22c/0x24c [ 233.052807][ T5859] kobject_add_internal+0x590/0xc54 [ 233.054179][ T5859] kobject_init_and_add+0x118/0x17c [ 233.055787][ T5859] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.057151][ T5859] gfs2_fill_super+0xdac/0x19e0 [ 233.058474][ T5859] get_tree_bdev+0x358/0x544 [ 233.059745][ T5859] gfs2_get_tree+0x54/0x1b4 [ 233.060956][ T5859] vfs_get_tree+0x90/0x274 [ 233.062148][ T5859] do_new_mount+0x228/0x810 [ 233.063379][ T5859] path_mount+0x5b4/0x1000 [ 233.064603][ T5859] __arm64_sys_mount+0x514/0x5e4 [ 233.066042][ T5859] invoke_syscall+0x98/0x2b8 [ 233.067312][ T5859] el0_svc_common+0x138/0x258 [ 233.068599][ T5859] do_el0_svc+0x58/0x14c [ 233.069744][ T5859] el0_svc+0x78/0x1e0 [ 233.070833][ T5859] el0t_64_sync_handler+0xcc/0xe4 [ 233.072206][ T5859] el0t_64_sync+0x1a0/0x1a4 [ 233.075351][ T5859] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 233.079095][ T5859] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 233.410526][ T5862] loop1: detected capacity change from 0 to 32768 [ 233.460563][ T5862] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 233.462641][ T5862] CPU: 0 PID: 5862 Comm: syz.1.328 Not tainted 5.15.183-syzkaller #0 [ 233.464799][ T5862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 233.467528][ T5862] Call trace: [ 233.468451][ T5862] dump_backtrace+0x0/0x43c [ 233.469647][ T5862] show_stack+0x2c/0x3c [ 233.470811][ T5862] __dump_stack+0x30/0x40 [ 233.472084][ T5862] dump_stack_lvl+0xf8/0x160 [ 233.473380][ T5862] dump_stack+0x1c/0x5c [ 233.474515][ T5862] sysfs_create_dir_ns+0x22c/0x24c [ 233.476039][ T5862] kobject_add_internal+0x590/0xc54 [ 233.477488][ T5862] kobject_init_and_add+0x118/0x17c [ 233.478958][ T5862] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.480316][ T5862] gfs2_fill_super+0xdac/0x19e0 [ 233.481616][ T5862] get_tree_bdev+0x358/0x544 [ 233.482835][ T5862] gfs2_get_tree+0x54/0x1b4 [ 233.484049][ T5862] vfs_get_tree+0x90/0x274 [ 233.485294][ T5862] do_new_mount+0x228/0x810 [ 233.486488][ T5862] path_mount+0x5b4/0x1000 [ 233.487722][ T5862] __arm64_sys_mount+0x514/0x5e4 [ 233.489079][ T5862] invoke_syscall+0x98/0x2b8 [ 233.490371][ T5862] el0_svc_common+0x138/0x258 [ 233.491654][ T5862] do_el0_svc+0x58/0x14c [ 233.492785][ T5862] el0_svc+0x78/0x1e0 [ 233.493915][ T5862] el0t_64_sync_handler+0xcc/0xe4 [ 233.495360][ T5862] el0t_64_sync+0x1a0/0x1a4 [ 233.501677][ T5862] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 233.505344][ T5862] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 233.766413][ T5865] loop1: detected capacity change from 0 to 32768 [ 233.833817][ T5865] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 233.835845][ T5865] CPU: 0 PID: 5865 Comm: syz.1.329 Not tainted 5.15.183-syzkaller #0 [ 233.838052][ T5865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 233.840926][ T5865] Call trace: [ 233.841855][ T5865] dump_backtrace+0x0/0x43c [ 233.843113][ T5865] show_stack+0x2c/0x3c [ 233.844324][ T5865] __dump_stack+0x30/0x40 [ 233.845521][ T5865] dump_stack_lvl+0xf8/0x160 [ 233.846725][ T5865] dump_stack+0x1c/0x5c [ 233.847892][ T5865] sysfs_create_dir_ns+0x22c/0x24c [ 233.849357][ T5865] kobject_add_internal+0x590/0xc54 [ 233.850809][ T5865] kobject_init_and_add+0x118/0x17c [ 233.852251][ T5865] gfs2_sys_fs_add+0x1dc/0x3d8 [ 233.853543][ T5865] gfs2_fill_super+0xdac/0x19e0 [ 233.854880][ T5865] get_tree_bdev+0x358/0x544 [ 233.856159][ T5865] gfs2_get_tree+0x54/0x1b4 [ 233.857386][ T5865] vfs_get_tree+0x90/0x274 [ 233.858543][ T5865] do_new_mount+0x228/0x810 [ 233.859847][ T5865] path_mount+0x5b4/0x1000 [ 233.861040][ T5865] __arm64_sys_mount+0x514/0x5e4 [ 233.862389][ T5865] invoke_syscall+0x98/0x2b8 [ 233.863656][ T5865] el0_svc_common+0x138/0x258 [ 233.864964][ T5865] do_el0_svc+0x58/0x14c [ 233.866128][ T5865] el0_svc+0x78/0x1e0 [ 233.867238][ T5865] el0t_64_sync_handler+0xcc/0xe4 [ 233.868618][ T5865] el0t_64_sync+0x1a0/0x1a4 [ 233.872076][ T5865] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 233.875688][ T5865] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 234.125556][ T5868] loop1: detected capacity change from 0 to 32768 [ 234.185199][ T5868] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 234.187431][ T5868] CPU: 1 PID: 5868 Comm: syz.1.330 Not tainted 5.15.183-syzkaller #0 [ 234.189545][ T5868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 234.192209][ T5868] Call trace: [ 234.193064][ T5868] dump_backtrace+0x0/0x43c [ 234.194273][ T5868] show_stack+0x2c/0x3c [ 234.195347][ T5868] __dump_stack+0x30/0x40 [ 234.196535][ T5868] dump_stack_lvl+0xf8/0x160 [ 234.197744][ T5868] dump_stack+0x1c/0x5c [ 234.198878][ T5868] sysfs_create_dir_ns+0x22c/0x24c [ 234.200299][ T5868] kobject_add_internal+0x590/0xc54 [ 234.201720][ T5868] kobject_init_and_add+0x118/0x17c [ 234.203149][ T5868] gfs2_sys_fs_add+0x1dc/0x3d8 [ 234.204494][ T5868] gfs2_fill_super+0xdac/0x19e0 [ 234.205806][ T5868] get_tree_bdev+0x358/0x544 [ 234.207020][ T5868] gfs2_get_tree+0x54/0x1b4 [ 234.208330][ T5868] vfs_get_tree+0x90/0x274 [ 234.209544][ T5868] do_new_mount+0x228/0x810 [ 234.210799][ T5868] path_mount+0x5b4/0x1000 [ 234.212047][ T5868] __arm64_sys_mount+0x514/0x5e4 [ 234.213439][ T5868] invoke_syscall+0x98/0x2b8 [ 234.214701][ T5868] el0_svc_common+0x138/0x258 [ 234.215969][ T5868] do_el0_svc+0x58/0x14c [ 234.217139][ T5868] el0_svc+0x78/0x1e0 [ 234.218275][ T5868] el0t_64_sync_handler+0xcc/0xe4 [ 234.219667][ T5868] el0t_64_sync+0x1a0/0x1a4 [ 234.221162][ T5868] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 234.224746][ T5868] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:03:54 executed programs: 317 [ 234.484933][ T5871] loop1: detected capacity change from 0 to 32768 [ 234.519082][ T5871] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 234.521066][ T5871] CPU: 0 PID: 5871 Comm: syz.1.331 Not tainted 5.15.183-syzkaller #0 [ 234.523237][ T5871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 234.525745][ T5871] Call trace: [ 234.526639][ T5871] dump_backtrace+0x0/0x43c [ 234.527860][ T5871] show_stack+0x2c/0x3c [ 234.528978][ T5871] __dump_stack+0x30/0x40 [ 234.530113][ T5871] dump_stack_lvl+0xf8/0x160 [ 234.531370][ T5871] dump_stack+0x1c/0x5c [ 234.532484][ T5871] sysfs_create_dir_ns+0x22c/0x24c [ 234.533840][ T5871] kobject_add_internal+0x590/0xc54 [ 234.535271][ T5871] kobject_init_and_add+0x118/0x17c [ 234.536606][ T5871] gfs2_sys_fs_add+0x1dc/0x3d8 [ 234.537956][ T5871] gfs2_fill_super+0xdac/0x19e0 [ 234.539295][ T5871] get_tree_bdev+0x358/0x544 [ 234.540549][ T5871] gfs2_get_tree+0x54/0x1b4 [ 234.541763][ T5871] vfs_get_tree+0x90/0x274 [ 234.542942][ T5871] do_new_mount+0x228/0x810 [ 234.544134][ T5871] path_mount+0x5b4/0x1000 [ 234.545390][ T5871] __arm64_sys_mount+0x514/0x5e4 [ 234.546719][ T5871] invoke_syscall+0x98/0x2b8 [ 234.547987][ T5871] el0_svc_common+0x138/0x258 [ 234.549301][ T5871] do_el0_svc+0x58/0x14c [ 234.550453][ T5871] el0_svc+0x78/0x1e0 [ 234.551525][ T5871] el0t_64_sync_handler+0xcc/0xe4 [ 234.552917][ T5871] el0t_64_sync+0x1a0/0x1a4 [ 234.557268][ T5871] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 234.561210][ T5871] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 234.865314][ T5874] loop1: detected capacity change from 0 to 32768 [ 234.929095][ T5874] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 234.931207][ T5874] CPU: 1 PID: 5874 Comm: syz.1.332 Not tainted 5.15.183-syzkaller #0 [ 234.933404][ T5874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 234.936180][ T5874] Call trace: [ 234.937046][ T5874] dump_backtrace+0x0/0x43c [ 234.938274][ T5874] show_stack+0x2c/0x3c [ 234.939436][ T5874] __dump_stack+0x30/0x40 [ 234.940637][ T5874] dump_stack_lvl+0xf8/0x160 [ 234.941891][ T5874] dump_stack+0x1c/0x5c [ 234.942999][ T5874] sysfs_create_dir_ns+0x22c/0x24c [ 234.944472][ T5874] kobject_add_internal+0x590/0xc54 [ 234.945922][ T5874] kobject_init_and_add+0x118/0x17c [ 234.947309][ T5874] gfs2_sys_fs_add+0x1dc/0x3d8 [ 234.948611][ T5874] gfs2_fill_super+0xdac/0x19e0 [ 234.949915][ T5874] get_tree_bdev+0x358/0x544 [ 234.951171][ T5874] gfs2_get_tree+0x54/0x1b4 [ 234.952413][ T5874] vfs_get_tree+0x90/0x274 [ 234.953612][ T5874] do_new_mount+0x228/0x810 [ 234.954854][ T5874] path_mount+0x5b4/0x1000 [ 234.956049][ T5874] __arm64_sys_mount+0x514/0x5e4 [ 234.957372][ T5874] invoke_syscall+0x98/0x2b8 [ 234.958643][ T5874] el0_svc_common+0x138/0x258 [ 234.959923][ T5874] do_el0_svc+0x58/0x14c [ 234.961061][ T5874] el0_svc+0x78/0x1e0 [ 234.962177][ T5874] el0t_64_sync_handler+0xcc/0xe4 [ 234.963561][ T5874] el0t_64_sync+0x1a0/0x1a4 [ 234.966359][ T5874] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 234.969977][ T5874] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 235.228761][ T5877] loop1: detected capacity change from 0 to 32768 [ 235.277604][ T5877] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 235.279706][ T5877] CPU: 0 PID: 5877 Comm: syz.1.333 Not tainted 5.15.183-syzkaller #0 [ 235.281888][ T5877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 235.284599][ T5877] Call trace: [ 235.285465][ T5877] dump_backtrace+0x0/0x43c [ 235.286675][ T5877] show_stack+0x2c/0x3c [ 235.287820][ T5877] __dump_stack+0x30/0x40 [ 235.289055][ T5877] dump_stack_lvl+0xf8/0x160 [ 235.290353][ T5877] dump_stack+0x1c/0x5c [ 235.291509][ T5877] sysfs_create_dir_ns+0x22c/0x24c [ 235.292834][ T5877] kobject_add_internal+0x590/0xc54 [ 235.294220][ T5877] kobject_init_and_add+0x118/0x17c [ 235.295641][ T5877] gfs2_sys_fs_add+0x1dc/0x3d8 [ 235.297061][ T5877] gfs2_fill_super+0xdac/0x19e0 [ 235.298355][ T5877] get_tree_bdev+0x358/0x544 [ 235.299580][ T5877] gfs2_get_tree+0x54/0x1b4 [ 235.300855][ T5877] vfs_get_tree+0x90/0x274 [ 235.302084][ T5877] do_new_mount+0x228/0x810 [ 235.303337][ T5877] path_mount+0x5b4/0x1000 [ 235.304599][ T5877] __arm64_sys_mount+0x514/0x5e4 [ 235.305932][ T5877] invoke_syscall+0x98/0x2b8 [ 235.307160][ T5877] el0_svc_common+0x138/0x258 [ 235.308448][ T5877] do_el0_svc+0x58/0x14c [ 235.309568][ T5877] el0_svc+0x78/0x1e0 [ 235.310724][ T5877] el0t_64_sync_handler+0xcc/0xe4 [ 235.312096][ T5877] el0t_64_sync+0x1a0/0x1a4 [ 235.315431][ T5877] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 235.319163][ T5877] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 235.570390][ T5880] loop1: detected capacity change from 0 to 32768 [ 235.632226][ T5880] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 235.634204][ T5880] CPU: 0 PID: 5880 Comm: syz.1.334 Not tainted 5.15.183-syzkaller #0 [ 235.636440][ T5880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 235.639265][ T5880] Call trace: [ 235.640117][ T5880] dump_backtrace+0x0/0x43c [ 235.641348][ T5880] show_stack+0x2c/0x3c [ 235.642444][ T5880] __dump_stack+0x30/0x40 [ 235.643596][ T5880] dump_stack_lvl+0xf8/0x160 [ 235.644887][ T5880] dump_stack+0x1c/0x5c [ 235.646038][ T5880] sysfs_create_dir_ns+0x22c/0x24c [ 235.647463][ T5880] kobject_add_internal+0x590/0xc54 [ 235.648856][ T5880] kobject_init_and_add+0x118/0x17c [ 235.650292][ T5880] gfs2_sys_fs_add+0x1dc/0x3d8 [ 235.651582][ T5880] gfs2_fill_super+0xdac/0x19e0 [ 235.652920][ T5880] get_tree_bdev+0x358/0x544 [ 235.654175][ T5880] gfs2_get_tree+0x54/0x1b4 [ 235.655386][ T5880] vfs_get_tree+0x90/0x274 [ 235.656589][ T5880] do_new_mount+0x228/0x810 [ 235.657798][ T5880] path_mount+0x5b4/0x1000 [ 235.659025][ T5880] __arm64_sys_mount+0x514/0x5e4 [ 235.660438][ T5880] invoke_syscall+0x98/0x2b8 [ 235.661708][ T5880] el0_svc_common+0x138/0x258 [ 235.663004][ T5880] do_el0_svc+0x58/0x14c [ 235.664161][ T5880] el0_svc+0x78/0x1e0 [ 235.665260][ T5880] el0t_64_sync_handler+0xcc/0xe4 [ 235.666673][ T5880] el0t_64_sync+0x1a0/0x1a4 [ 235.669889][ T5880] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 235.673421][ T5880] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 235.920126][ T5883] loop1: detected capacity change from 0 to 32768 [ 235.975280][ T5883] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 235.977433][ T5883] CPU: 1 PID: 5883 Comm: syz.1.335 Not tainted 5.15.183-syzkaller #0 [ 235.979696][ T5883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 235.982411][ T5883] Call trace: [ 235.983278][ T5883] dump_backtrace+0x0/0x43c [ 235.984542][ T5883] show_stack+0x2c/0x3c [ 235.985643][ T5883] __dump_stack+0x30/0x40 [ 235.986811][ T5883] dump_stack_lvl+0xf8/0x160 [ 235.988071][ T5883] dump_stack+0x1c/0x5c [ 235.989193][ T5883] sysfs_create_dir_ns+0x22c/0x24c [ 235.990540][ T5883] kobject_add_internal+0x590/0xc54 [ 235.991879][ T5883] kobject_init_and_add+0x118/0x17c [ 235.993271][ T5883] gfs2_sys_fs_add+0x1dc/0x3d8 [ 235.994570][ T5883] gfs2_fill_super+0xdac/0x19e0 [ 235.995889][ T5883] get_tree_bdev+0x358/0x544 [ 235.997113][ T5883] gfs2_get_tree+0x54/0x1b4 [ 235.998370][ T5883] vfs_get_tree+0x90/0x274 [ 235.999544][ T5883] do_new_mount+0x228/0x810 [ 236.000783][ T5883] path_mount+0x5b4/0x1000 [ 236.002023][ T5883] __arm64_sys_mount+0x514/0x5e4 [ 236.003448][ T5883] invoke_syscall+0x98/0x2b8 [ 236.004670][ T5883] el0_svc_common+0x138/0x258 [ 236.005988][ T5883] do_el0_svc+0x58/0x14c [ 236.007158][ T5883] el0_svc+0x78/0x1e0 [ 236.008240][ T5883] el0t_64_sync_handler+0xcc/0xe4 [ 236.009578][ T5883] el0t_64_sync+0x1a0/0x1a4 [ 236.013207][ T5883] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 236.016711][ T5883] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 236.326675][ T5886] loop1: detected capacity change from 0 to 32768 [ 236.387254][ T5886] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 236.389603][ T5886] CPU: 1 PID: 5886 Comm: syz.1.336 Not tainted 5.15.183-syzkaller #0 [ 236.391880][ T5886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 236.394664][ T5886] Call trace: [ 236.395527][ T5886] dump_backtrace+0x0/0x43c [ 236.396698][ T5886] show_stack+0x2c/0x3c [ 236.397831][ T5886] __dump_stack+0x30/0x40 [ 236.399012][ T5886] dump_stack_lvl+0xf8/0x160 [ 236.400250][ T5886] dump_stack+0x1c/0x5c [ 236.401412][ T5886] sysfs_create_dir_ns+0x22c/0x24c [ 236.402789][ T5886] kobject_add_internal+0x590/0xc54 [ 236.404242][ T5886] kobject_init_and_add+0x118/0x17c [ 236.405662][ T5886] gfs2_sys_fs_add+0x1dc/0x3d8 [ 236.406966][ T5886] gfs2_fill_super+0xdac/0x19e0 [ 236.408304][ T5886] get_tree_bdev+0x358/0x544 [ 236.409549][ T5886] gfs2_get_tree+0x54/0x1b4 [ 236.410765][ T5886] vfs_get_tree+0x90/0x274 [ 236.411939][ T5886] do_new_mount+0x228/0x810 [ 236.413161][ T5886] path_mount+0x5b4/0x1000 [ 236.414394][ T5886] __arm64_sys_mount+0x514/0x5e4 [ 236.415736][ T5886] invoke_syscall+0x98/0x2b8 [ 236.417019][ T5886] el0_svc_common+0x138/0x258 [ 236.418347][ T5886] do_el0_svc+0x58/0x14c [ 236.419537][ T5886] el0_svc+0x78/0x1e0 [ 236.420617][ T5886] el0t_64_sync_handler+0xcc/0xe4 [ 236.421956][ T5886] el0t_64_sync+0x1a0/0x1a4 [ 236.424837][ T5886] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 236.428553][ T5886] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 236.682501][ T5889] loop1: detected capacity change from 0 to 32768 [ 236.719095][ T5889] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 236.721260][ T5889] CPU: 0 PID: 5889 Comm: syz.1.337 Not tainted 5.15.183-syzkaller #0 [ 236.723624][ T5889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 236.726350][ T5889] Call trace: [ 236.727228][ T5889] dump_backtrace+0x0/0x43c [ 236.728489][ T5889] show_stack+0x2c/0x3c [ 236.729606][ T5889] __dump_stack+0x30/0x40 [ 236.730770][ T5889] dump_stack_lvl+0xf8/0x160 [ 236.732062][ T5889] dump_stack+0x1c/0x5c [ 236.733171][ T5889] sysfs_create_dir_ns+0x22c/0x24c [ 236.734583][ T5889] kobject_add_internal+0x590/0xc54 [ 236.736027][ T5889] kobject_init_and_add+0x118/0x17c [ 236.737435][ T5889] gfs2_sys_fs_add+0x1dc/0x3d8 [ 236.738753][ T5889] gfs2_fill_super+0xdac/0x19e0 [ 236.740075][ T5889] get_tree_bdev+0x358/0x544 [ 236.741374][ T5889] gfs2_get_tree+0x54/0x1b4 [ 236.742570][ T5889] vfs_get_tree+0x90/0x274 [ 236.743780][ T5889] do_new_mount+0x228/0x810 [ 236.745036][ T5889] path_mount+0x5b4/0x1000 [ 236.746257][ T5889] __arm64_sys_mount+0x514/0x5e4 [ 236.747665][ T5889] invoke_syscall+0x98/0x2b8 [ 236.748917][ T5889] el0_svc_common+0x138/0x258 [ 236.750189][ T5889] do_el0_svc+0x58/0x14c [ 236.751356][ T5889] el0_svc+0x78/0x1e0 [ 236.752452][ T5889] el0t_64_sync_handler+0xcc/0xe4 [ 236.753803][ T5889] el0t_64_sync+0x1a0/0x1a4 [ 236.756981][ T5889] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 236.760736][ T5889] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 237.009159][ T5892] loop1: detected capacity change from 0 to 32768 [ 237.064960][ T5892] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 237.067035][ T5892] CPU: 1 PID: 5892 Comm: syz.1.338 Not tainted 5.15.183-syzkaller #0 [ 237.069279][ T5892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 237.071989][ T5892] Call trace: [ 237.072889][ T5892] dump_backtrace+0x0/0x43c [ 237.074101][ T5892] show_stack+0x2c/0x3c [ 237.075226][ T5892] __dump_stack+0x30/0x40 [ 237.076488][ T5892] dump_stack_lvl+0xf8/0x160 [ 237.077712][ T5892] dump_stack+0x1c/0x5c [ 237.078841][ T5892] sysfs_create_dir_ns+0x22c/0x24c [ 237.080220][ T5892] kobject_add_internal+0x590/0xc54 [ 237.081582][ T5892] kobject_init_and_add+0x118/0x17c [ 237.083006][ T5892] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.084371][ T5892] gfs2_fill_super+0xdac/0x19e0 [ 237.085648][ T5892] get_tree_bdev+0x358/0x544 [ 237.086919][ T5892] gfs2_get_tree+0x54/0x1b4 [ 237.088176][ T5892] vfs_get_tree+0x90/0x274 [ 237.089388][ T5892] do_new_mount+0x228/0x810 [ 237.090577][ T5892] path_mount+0x5b4/0x1000 [ 237.091785][ T5892] __arm64_sys_mount+0x514/0x5e4 [ 237.093100][ T5892] invoke_syscall+0x98/0x2b8 [ 237.094384][ T5892] el0_svc_common+0x138/0x258 [ 237.095683][ T5892] do_el0_svc+0x58/0x14c [ 237.096830][ T5892] el0_svc+0x78/0x1e0 [ 237.097990][ T5892] el0t_64_sync_handler+0xcc/0xe4 [ 237.099464][ T5892] el0t_64_sync+0x1a0/0x1a4 [ 237.102646][ T5892] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 237.106259][ T5892] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 237.379683][ T5895] loop1: detected capacity change from 0 to 32768 [ 237.425790][ T5895] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 237.428039][ T5895] CPU: 1 PID: 5895 Comm: syz.1.339 Not tainted 5.15.183-syzkaller #0 [ 237.430264][ T5895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 237.432960][ T5895] Call trace: [ 237.433812][ T5895] dump_backtrace+0x0/0x43c [ 237.434993][ T5895] show_stack+0x2c/0x3c [ 237.436107][ T5895] __dump_stack+0x30/0x40 [ 237.437340][ T5895] dump_stack_lvl+0xf8/0x160 [ 237.438631][ T5895] dump_stack+0x1c/0x5c [ 237.439742][ T5895] sysfs_create_dir_ns+0x22c/0x24c [ 237.441142][ T5895] kobject_add_internal+0x590/0xc54 [ 237.442550][ T5895] kobject_init_and_add+0x118/0x17c [ 237.443944][ T5895] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.445214][ T5895] gfs2_fill_super+0xdac/0x19e0 [ 237.446530][ T5895] get_tree_bdev+0x358/0x544 [ 237.447754][ T5895] gfs2_get_tree+0x54/0x1b4 [ 237.448993][ T5895] vfs_get_tree+0x90/0x274 [ 237.450213][ T5895] do_new_mount+0x228/0x810 [ 237.451436][ T5895] path_mount+0x5b4/0x1000 [ 237.452654][ T5895] __arm64_sys_mount+0x514/0x5e4 [ 237.453995][ T5895] invoke_syscall+0x98/0x2b8 [ 237.455219][ T5895] el0_svc_common+0x138/0x258 [ 237.456511][ T5895] do_el0_svc+0x58/0x14c [ 237.457677][ T5895] el0_svc+0x78/0x1e0 [ 237.458737][ T5895] el0t_64_sync_handler+0xcc/0xe4 [ 237.460113][ T5895] el0t_64_sync+0x1a0/0x1a4 [ 237.463618][ T5895] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 237.467254][ T5895] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 237.735436][ T5898] loop1: detected capacity change from 0 to 32768 [ 237.748027][ T5898] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 237.750258][ T5898] CPU: 1 PID: 5898 Comm: syz.1.340 Not tainted 5.15.183-syzkaller #0 [ 237.752527][ T5898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 237.755216][ T5898] Call trace: [ 237.756134][ T5898] dump_backtrace+0x0/0x43c [ 237.757389][ T5898] show_stack+0x2c/0x3c [ 237.758482][ T5898] __dump_stack+0x30/0x40 [ 237.759641][ T5898] dump_stack_lvl+0xf8/0x160 [ 237.760921][ T5898] dump_stack+0x1c/0x5c [ 237.762053][ T5898] sysfs_create_dir_ns+0x22c/0x24c [ 237.763609][ T5898] kobject_add_internal+0x590/0xc54 [ 237.765104][ T5898] kobject_init_and_add+0x118/0x17c [ 237.766565][ T5898] gfs2_sys_fs_add+0x1dc/0x3d8 [ 237.767895][ T5898] gfs2_fill_super+0xdac/0x19e0 [ 237.769216][ T5898] get_tree_bdev+0x358/0x544 [ 237.770450][ T5898] gfs2_get_tree+0x54/0x1b4 [ 237.771651][ T5898] vfs_get_tree+0x90/0x274 [ 237.772860][ T5898] do_new_mount+0x228/0x810 [ 237.774087][ T5898] path_mount+0x5b4/0x1000 [ 237.775304][ T5898] __arm64_sys_mount+0x514/0x5e4 [ 237.776604][ T5898] invoke_syscall+0x98/0x2b8 [ 237.777821][ T5898] el0_svc_common+0x138/0x258 [ 237.779084][ T5898] do_el0_svc+0x58/0x14c [ 237.780249][ T5898] el0_svc+0x78/0x1e0 [ 237.781359][ T5898] el0t_64_sync_handler+0xcc/0xe4 [ 237.782731][ T5898] el0t_64_sync+0x1a0/0x1a4 [ 237.785949][ T5898] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 237.789799][ T5898] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 238.039976][ T5901] loop1: detected capacity change from 0 to 32768 [ 238.096832][ T5901] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 238.099169][ T5901] CPU: 1 PID: 5901 Comm: syz.1.341 Not tainted 5.15.183-syzkaller #0 [ 238.101434][ T5901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 238.104153][ T5901] Call trace: [ 238.104991][ T5901] dump_backtrace+0x0/0x43c [ 238.106206][ T5901] show_stack+0x2c/0x3c [ 238.107337][ T5901] __dump_stack+0x30/0x40 [ 238.108492][ T5901] dump_stack_lvl+0xf8/0x160 [ 238.109722][ T5901] dump_stack+0x1c/0x5c [ 238.110872][ T5901] sysfs_create_dir_ns+0x22c/0x24c [ 238.112353][ T5901] kobject_add_internal+0x590/0xc54 [ 238.113791][ T5901] kobject_init_and_add+0x118/0x17c [ 238.115232][ T5901] gfs2_sys_fs_add+0x1dc/0x3d8 [ 238.116499][ T5901] gfs2_fill_super+0xdac/0x19e0 [ 238.117797][ T5901] get_tree_bdev+0x358/0x544 [ 238.119041][ T5901] gfs2_get_tree+0x54/0x1b4 [ 238.120254][ T5901] vfs_get_tree+0x90/0x274 [ 238.121447][ T5901] do_new_mount+0x228/0x810 [ 238.122674][ T5901] path_mount+0x5b4/0x1000 [ 238.123859][ T5901] __arm64_sys_mount+0x514/0x5e4 [ 238.125167][ T5901] invoke_syscall+0x98/0x2b8 [ 238.126424][ T5901] el0_svc_common+0x138/0x258 [ 238.127659][ T5901] do_el0_svc+0x58/0x14c [ 238.128840][ T5901] el0_svc+0x78/0x1e0 [ 238.129974][ T5901] el0t_64_sync_handler+0xcc/0xe4 [ 238.131390][ T5901] el0t_64_sync+0x1a0/0x1a4 [ 238.132794][ T5901] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 238.136323][ T5901] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 238.401340][ T5904] loop1: detected capacity change from 0 to 32768 [ 238.449082][ T5904] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 238.451088][ T5904] CPU: 1 PID: 5904 Comm: syz.1.342 Not tainted 5.15.183-syzkaller #0 [ 238.453257][ T5904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 238.456001][ T5904] Call trace: [ 238.456927][ T5904] dump_backtrace+0x0/0x43c [ 238.458132][ T5904] show_stack+0x2c/0x3c [ 238.459283][ T5904] __dump_stack+0x30/0x40 [ 238.460474][ T5904] dump_stack_lvl+0xf8/0x160 [ 238.461774][ T5904] dump_stack+0x1c/0x5c [ 238.462913][ T5904] sysfs_create_dir_ns+0x22c/0x24c [ 238.464272][ T5904] kobject_add_internal+0x590/0xc54 [ 238.465739][ T5904] kobject_init_and_add+0x118/0x17c [ 238.467199][ T5904] gfs2_sys_fs_add+0x1dc/0x3d8 [ 238.468545][ T5904] gfs2_fill_super+0xdac/0x19e0 [ 238.469889][ T5904] get_tree_bdev+0x358/0x544 [ 238.471168][ T5904] gfs2_get_tree+0x54/0x1b4 [ 238.472441][ T5904] vfs_get_tree+0x90/0x274 [ 238.473613][ T5904] do_new_mount+0x228/0x810 [ 238.474845][ T5904] path_mount+0x5b4/0x1000 [ 238.476065][ T5904] __arm64_sys_mount+0x514/0x5e4 [ 238.477505][ T5904] invoke_syscall+0x98/0x2b8 [ 238.478782][ T5904] el0_svc_common+0x138/0x258 [ 238.480057][ T5904] do_el0_svc+0x58/0x14c [ 238.481275][ T5904] el0_svc+0x78/0x1e0 [ 238.482375][ T5904] el0t_64_sync_handler+0xcc/0xe4 [ 238.483772][ T5904] el0t_64_sync+0x1a0/0x1a4 [ 238.495379][ T5904] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 238.499013][ T5904] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 238.807123][ T5907] loop1: detected capacity change from 0 to 32768 [ 238.811396][ T5907] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 238.813627][ T5907] CPU: 0 PID: 5907 Comm: syz.1.343 Not tainted 5.15.183-syzkaller #0 [ 238.815898][ T5907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 238.818630][ T5907] Call trace: [ 238.819554][ T5907] dump_backtrace+0x0/0x43c [ 238.820750][ T5907] show_stack+0x2c/0x3c [ 238.821995][ T5907] __dump_stack+0x30/0x40 [ 238.823196][ T5907] dump_stack_lvl+0xf8/0x160 [ 238.824494][ T5907] dump_stack+0x1c/0x5c [ 238.825602][ T5907] sysfs_create_dir_ns+0x22c/0x24c [ 238.827070][ T5907] kobject_add_internal+0x590/0xc54 [ 238.828549][ T5907] kobject_init_and_add+0x118/0x17c [ 238.830058][ T5907] gfs2_sys_fs_add+0x1dc/0x3d8 [ 238.831385][ T5907] gfs2_fill_super+0xdac/0x19e0 [ 238.832709][ T5907] get_tree_bdev+0x358/0x544 [ 238.833977][ T5907] gfs2_get_tree+0x54/0x1b4 [ 238.835232][ T5907] vfs_get_tree+0x90/0x274 [ 238.836477][ T5907] do_new_mount+0x228/0x810 [ 238.837717][ T5907] path_mount+0x5b4/0x1000 [ 238.838952][ T5907] __arm64_sys_mount+0x514/0x5e4 [ 238.840333][ T5907] invoke_syscall+0x98/0x2b8 [ 238.841591][ T5907] el0_svc_common+0x138/0x258 [ 238.842873][ T5907] do_el0_svc+0x58/0x14c [ 238.844039][ T5907] el0_svc+0x78/0x1e0 [ 238.845133][ T5907] el0t_64_sync_handler+0xcc/0xe4 [ 238.846577][ T5907] el0t_64_sync+0x1a0/0x1a4 [ 238.850510][ T5907] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 238.854007][ T5907] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 239.166496][ T5910] loop1: detected capacity change from 0 to 32768 [ 239.219010][ T5910] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.221041][ T5910] CPU: 1 PID: 5910 Comm: syz.1.344 Not tainted 5.15.183-syzkaller #0 [ 239.223265][ T5910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 239.225946][ T5910] Call trace: [ 239.226805][ T5910] dump_backtrace+0x0/0x43c [ 239.227994][ T5910] show_stack+0x2c/0x3c [ 239.229159][ T5910] __dump_stack+0x30/0x40 [ 239.230373][ T5910] dump_stack_lvl+0xf8/0x160 [ 239.231618][ T5910] dump_stack+0x1c/0x5c [ 239.232725][ T5910] sysfs_create_dir_ns+0x22c/0x24c [ 239.234129][ T5910] kobject_add_internal+0x590/0xc54 [ 239.235528][ T5910] kobject_init_and_add+0x118/0x17c [ 239.236922][ T5910] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.238201][ T5910] gfs2_fill_super+0xdac/0x19e0 [ 239.239557][ T5910] get_tree_bdev+0x358/0x544 [ 239.240758][ T5910] gfs2_get_tree+0x54/0x1b4 [ 239.241927][ T5910] vfs_get_tree+0x90/0x274 [ 239.243094][ T5910] do_new_mount+0x228/0x810 [ 239.244373][ T5910] path_mount+0x5b4/0x1000 [ 239.245627][ T5910] __arm64_sys_mount+0x514/0x5e4 [ 239.246934][ T5910] invoke_syscall+0x98/0x2b8 [ 239.248181][ T5910] el0_svc_common+0x138/0x258 [ 239.249452][ T5910] do_el0_svc+0x58/0x14c [ 239.250576][ T5910] el0_svc+0x78/0x1e0 [ 239.251679][ T5910] el0t_64_sync_handler+0xcc/0xe4 [ 239.253108][ T5910] el0t_64_sync+0x1a0/0x1a4 [ 239.256335][ T5910] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 239.260016][ T5910] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:03:59 executed programs: 331 [ 239.536455][ T5913] loop1: detected capacity change from 0 to 32768 [ 239.584477][ T5913] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.586521][ T5913] CPU: 1 PID: 5913 Comm: syz.1.345 Not tainted 5.15.183-syzkaller #0 [ 239.588749][ T5913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 239.591620][ T5913] Call trace: [ 239.592537][ T5913] dump_backtrace+0x0/0x43c [ 239.593755][ T5913] show_stack+0x2c/0x3c [ 239.594862][ T5913] __dump_stack+0x30/0x40 [ 239.596072][ T5913] dump_stack_lvl+0xf8/0x160 [ 239.597308][ T5913] dump_stack+0x1c/0x5c [ 239.598425][ T5913] sysfs_create_dir_ns+0x22c/0x24c [ 239.599776][ T5913] kobject_add_internal+0x590/0xc54 [ 239.601209][ T5913] kobject_init_and_add+0x118/0x17c [ 239.602739][ T5913] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.604072][ T5913] gfs2_fill_super+0xdac/0x19e0 [ 239.605398][ T5913] get_tree_bdev+0x358/0x544 [ 239.606640][ T5913] gfs2_get_tree+0x54/0x1b4 [ 239.607868][ T5913] vfs_get_tree+0x90/0x274 [ 239.609106][ T5913] do_new_mount+0x228/0x810 [ 239.610357][ T5913] path_mount+0x5b4/0x1000 [ 239.611553][ T5913] __arm64_sys_mount+0x514/0x5e4 [ 239.612974][ T5913] invoke_syscall+0x98/0x2b8 [ 239.614240][ T5913] el0_svc_common+0x138/0x258 [ 239.615591][ T5913] do_el0_svc+0x58/0x14c [ 239.616830][ T5913] el0_svc+0x78/0x1e0 [ 239.617943][ T5913] el0t_64_sync_handler+0xcc/0xe4 [ 239.619356][ T5913] el0t_64_sync+0x1a0/0x1a4 [ 239.622535][ T5913] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 239.626059][ T5913] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 239.880417][ T5916] loop1: detected capacity change from 0 to 32768 [ 239.936213][ T5916] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.938730][ T5916] CPU: 0 PID: 5916 Comm: syz.1.346 Not tainted 5.15.183-syzkaller #0 [ 239.940984][ T5916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 239.943813][ T5916] Call trace: [ 239.944750][ T5916] dump_backtrace+0x0/0x43c [ 239.946025][ T5916] show_stack+0x2c/0x3c [ 239.947208][ T5916] __dump_stack+0x30/0x40 [ 239.948372][ T5916] dump_stack_lvl+0xf8/0x160 [ 239.949626][ T5916] dump_stack+0x1c/0x5c [ 239.950813][ T5916] sysfs_create_dir_ns+0x22c/0x24c [ 239.952195][ T5916] kobject_add_internal+0x590/0xc54 [ 239.953647][ T5916] kobject_init_and_add+0x118/0x17c [ 239.955124][ T5916] gfs2_sys_fs_add+0x1dc/0x3d8 [ 239.956433][ T5916] gfs2_fill_super+0xdac/0x19e0 [ 239.957798][ T5916] get_tree_bdev+0x358/0x544 [ 239.959050][ T5916] gfs2_get_tree+0x54/0x1b4 [ 239.960321][ T5916] vfs_get_tree+0x90/0x274 [ 239.961559][ T5916] do_new_mount+0x228/0x810 [ 239.962829][ T5916] path_mount+0x5b4/0x1000 [ 239.964002][ T5916] __arm64_sys_mount+0x514/0x5e4 [ 239.965383][ T5916] invoke_syscall+0x98/0x2b8 [ 239.966630][ T5916] el0_svc_common+0x138/0x258 [ 239.967882][ T5916] do_el0_svc+0x58/0x14c [ 239.969082][ T5916] el0_svc+0x78/0x1e0 [ 239.970155][ T5916] el0t_64_sync_handler+0xcc/0xe4 [ 239.971592][ T5916] el0t_64_sync+0x1a0/0x1a4 [ 239.974928][ T5916] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 239.978766][ T5916] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 240.233057][ T5919] loop1: detected capacity change from 0 to 32768 [ 240.275092][ T5919] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 240.277169][ T5919] CPU: 1 PID: 5919 Comm: syz.1.347 Not tainted 5.15.183-syzkaller #0 [ 240.279400][ T5919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 240.282251][ T5919] Call trace: [ 240.283142][ T5919] dump_backtrace+0x0/0x43c [ 240.284395][ T5919] show_stack+0x2c/0x3c [ 240.285556][ T5919] __dump_stack+0x30/0x40 [ 240.286764][ T5919] dump_stack_lvl+0xf8/0x160 [ 240.288005][ T5919] dump_stack+0x1c/0x5c [ 240.289152][ T5919] sysfs_create_dir_ns+0x22c/0x24c [ 240.290564][ T5919] kobject_add_internal+0x590/0xc54 [ 240.291972][ T5919] kobject_init_and_add+0x118/0x17c [ 240.293346][ T5919] gfs2_sys_fs_add+0x1dc/0x3d8 [ 240.294664][ T5919] gfs2_fill_super+0xdac/0x19e0 [ 240.296014][ T5919] get_tree_bdev+0x358/0x544 [ 240.297261][ T5919] gfs2_get_tree+0x54/0x1b4 [ 240.298510][ T5919] vfs_get_tree+0x90/0x274 [ 240.299699][ T5919] do_new_mount+0x228/0x810 [ 240.300958][ T5919] path_mount+0x5b4/0x1000 [ 240.302128][ T5919] __arm64_sys_mount+0x514/0x5e4 [ 240.303523][ T5919] invoke_syscall+0x98/0x2b8 [ 240.304749][ T5919] el0_svc_common+0x138/0x258 [ 240.306074][ T5919] do_el0_svc+0x58/0x14c [ 240.307269][ T5919] el0_svc+0x78/0x1e0 [ 240.308351][ T5919] el0t_64_sync_handler+0xcc/0xe4 [ 240.309754][ T5919] el0t_64_sync+0x1a0/0x1a4 [ 240.324641][ T5919] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 240.328281][ T5919] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 240.677452][ T5922] loop1: detected capacity change from 0 to 32768 [ 240.697500][ T4143] Bluetooth: hci1: command 0x0406 tx timeout [ 240.731903][ T5922] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 240.733912][ T5922] CPU: 0 PID: 5922 Comm: syz.1.348 Not tainted 5.15.183-syzkaller #0 [ 240.736027][ T5922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 240.738777][ T5922] Call trace: [ 240.739651][ T5922] dump_backtrace+0x0/0x43c [ 240.740864][ T5922] show_stack+0x2c/0x3c [ 240.742042][ T5922] __dump_stack+0x30/0x40 [ 240.743210][ T5922] dump_stack_lvl+0xf8/0x160 [ 240.744502][ T5922] dump_stack+0x1c/0x5c [ 240.745644][ T5922] sysfs_create_dir_ns+0x22c/0x24c [ 240.747080][ T5922] kobject_add_internal+0x590/0xc54 [ 240.748512][ T5922] kobject_init_and_add+0x118/0x17c [ 240.749937][ T5922] gfs2_sys_fs_add+0x1dc/0x3d8 [ 240.751277][ T5922] gfs2_fill_super+0xdac/0x19e0 [ 240.752589][ T5922] get_tree_bdev+0x358/0x544 [ 240.753889][ T5922] gfs2_get_tree+0x54/0x1b4 [ 240.755133][ T5922] vfs_get_tree+0x90/0x274 [ 240.756356][ T5922] do_new_mount+0x228/0x810 [ 240.757589][ T5922] path_mount+0x5b4/0x1000 [ 240.758777][ T5922] __arm64_sys_mount+0x514/0x5e4 [ 240.760140][ T5922] invoke_syscall+0x98/0x2b8 [ 240.761455][ T5922] el0_svc_common+0x138/0x258 [ 240.762845][ T5922] do_el0_svc+0x58/0x14c [ 240.763969][ T5922] el0_svc+0x78/0x1e0 [ 240.765099][ T5922] el0t_64_sync_handler+0xcc/0xe4 [ 240.766519][ T5922] el0t_64_sync+0x1a0/0x1a4 [ 240.769924][ T5922] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 240.773475][ T5922] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 241.029782][ T5925] loop1: detected capacity change from 0 to 32768 [ 241.085062][ T5925] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 241.087157][ T5925] CPU: 1 PID: 5925 Comm: syz.1.349 Not tainted 5.15.183-syzkaller #0 [ 241.089407][ T5925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 241.092172][ T5925] Call trace: [ 241.093088][ T5925] dump_backtrace+0x0/0x43c [ 241.094329][ T5925] show_stack+0x2c/0x3c [ 241.095421][ T5925] __dump_stack+0x30/0x40 [ 241.096610][ T5925] dump_stack_lvl+0xf8/0x160 [ 241.097824][ T5925] dump_stack+0x1c/0x5c [ 241.098962][ T5925] sysfs_create_dir_ns+0x22c/0x24c [ 241.100346][ T5925] kobject_add_internal+0x590/0xc54 [ 241.101724][ T5925] kobject_init_and_add+0x118/0x17c [ 241.103137][ T5925] gfs2_sys_fs_add+0x1dc/0x3d8 [ 241.104532][ T5925] gfs2_fill_super+0xdac/0x19e0 [ 241.105855][ T5925] get_tree_bdev+0x358/0x544 [ 241.107107][ T5925] gfs2_get_tree+0x54/0x1b4 [ 241.108338][ T5925] vfs_get_tree+0x90/0x274 [ 241.109536][ T5925] do_new_mount+0x228/0x810 [ 241.110760][ T5925] path_mount+0x5b4/0x1000 [ 241.111895][ T5925] __arm64_sys_mount+0x514/0x5e4 [ 241.113210][ T5925] invoke_syscall+0x98/0x2b8 [ 241.114510][ T5925] el0_svc_common+0x138/0x258 [ 241.115794][ T5925] do_el0_svc+0x58/0x14c [ 241.116913][ T5925] el0_svc+0x78/0x1e0 [ 241.117978][ T5925] el0t_64_sync_handler+0xcc/0xe4 [ 241.119359][ T5925] el0t_64_sync+0x1a0/0x1a4 [ 241.123863][ T5925] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 241.127430][ T5925] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 241.379728][ T5928] loop1: detected capacity change from 0 to 32768 [ 241.397434][ T5928] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 241.399668][ T5928] CPU: 0 PID: 5928 Comm: syz.1.350 Not tainted 5.15.183-syzkaller #0 [ 241.401849][ T5928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 241.404485][ T5928] Call trace: [ 241.405343][ T5928] dump_backtrace+0x0/0x43c [ 241.406517][ T5928] show_stack+0x2c/0x3c [ 241.407634][ T5928] __dump_stack+0x30/0x40 [ 241.408825][ T5928] dump_stack_lvl+0xf8/0x160 [ 241.410065][ T5928] dump_stack+0x1c/0x5c [ 241.411207][ T5928] sysfs_create_dir_ns+0x22c/0x24c [ 241.412603][ T5928] kobject_add_internal+0x590/0xc54 [ 241.413970][ T5928] kobject_init_and_add+0x118/0x17c [ 241.415355][ T5928] gfs2_sys_fs_add+0x1dc/0x3d8 [ 241.416642][ T5928] gfs2_fill_super+0xdac/0x19e0 [ 241.417937][ T5928] get_tree_bdev+0x358/0x544 [ 241.419178][ T5928] gfs2_get_tree+0x54/0x1b4 [ 241.420403][ T5928] vfs_get_tree+0x90/0x274 [ 241.421599][ T5928] do_new_mount+0x228/0x810 [ 241.422815][ T5928] path_mount+0x5b4/0x1000 [ 241.424012][ T5928] __arm64_sys_mount+0x514/0x5e4 [ 241.425376][ T5928] invoke_syscall+0x98/0x2b8 [ 241.426638][ T5928] el0_svc_common+0x138/0x258 [ 241.427947][ T5928] do_el0_svc+0x58/0x14c [ 241.429096][ T5928] el0_svc+0x78/0x1e0 [ 241.430190][ T5928] el0t_64_sync_handler+0xcc/0xe4 [ 241.431582][ T5928] el0t_64_sync+0x1a0/0x1a4 [ 241.433726][ T5928] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 241.437252][ T5928] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 241.692486][ T5931] loop1: detected capacity change from 0 to 32768 [ 241.735306][ T5931] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 241.737543][ T5931] CPU: 1 PID: 5931 Comm: syz.1.351 Not tainted 5.15.183-syzkaller #0 [ 241.739681][ T5931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 241.742503][ T5931] Call trace: [ 241.743406][ T5931] dump_backtrace+0x0/0x43c [ 241.744630][ T5931] show_stack+0x2c/0x3c [ 241.745735][ T5931] __dump_stack+0x30/0x40 [ 241.746923][ T5931] dump_stack_lvl+0xf8/0x160 [ 241.748175][ T5931] dump_stack+0x1c/0x5c [ 241.749318][ T5931] sysfs_create_dir_ns+0x22c/0x24c [ 241.750726][ T5931] kobject_add_internal+0x590/0xc54 [ 241.752191][ T5931] kobject_init_and_add+0x118/0x17c [ 241.753586][ T5931] gfs2_sys_fs_add+0x1dc/0x3d8 [ 241.754922][ T5931] gfs2_fill_super+0xdac/0x19e0 [ 241.756278][ T5931] get_tree_bdev+0x358/0x544 [ 241.757500][ T5931] gfs2_get_tree+0x54/0x1b4 [ 241.758727][ T5931] vfs_get_tree+0x90/0x274 [ 241.759988][ T5931] do_new_mount+0x228/0x810 [ 241.761167][ T5931] path_mount+0x5b4/0x1000 [ 241.762328][ T5931] __arm64_sys_mount+0x514/0x5e4 [ 241.763716][ T5931] invoke_syscall+0x98/0x2b8 [ 241.765031][ T5931] el0_svc_common+0x138/0x258 [ 241.766273][ T5931] do_el0_svc+0x58/0x14c [ 241.767492][ T5931] el0_svc+0x78/0x1e0 [ 241.768540][ T5931] el0t_64_sync_handler+0xcc/0xe4 [ 241.769897][ T5931] el0t_64_sync+0x1a0/0x1a4 [ 241.771805][ T5931] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 241.775779][ T5931] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 242.032839][ T5934] loop1: detected capacity change from 0 to 32768 [ 242.085845][ T5934] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 242.087928][ T5934] CPU: 1 PID: 5934 Comm: syz.1.352 Not tainted 5.15.183-syzkaller #0 [ 242.090083][ T5934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 242.092790][ T5934] Call trace: [ 242.093636][ T5934] dump_backtrace+0x0/0x43c [ 242.094756][ T5934] show_stack+0x2c/0x3c [ 242.095888][ T5934] __dump_stack+0x30/0x40 [ 242.097007][ T5934] dump_stack_lvl+0xf8/0x160 [ 242.098233][ T5934] dump_stack+0x1c/0x5c [ 242.099329][ T5934] sysfs_create_dir_ns+0x22c/0x24c [ 242.100743][ T5934] kobject_add_internal+0x590/0xc54 [ 242.102126][ T5934] kobject_init_and_add+0x118/0x17c [ 242.103531][ T5934] gfs2_sys_fs_add+0x1dc/0x3d8 [ 242.104881][ T5934] gfs2_fill_super+0xdac/0x19e0 [ 242.106216][ T5934] get_tree_bdev+0x358/0x544 [ 242.107490][ T5934] gfs2_get_tree+0x54/0x1b4 [ 242.108677][ T5934] vfs_get_tree+0x90/0x274 [ 242.109856][ T5934] do_new_mount+0x228/0x810 [ 242.111051][ T5934] path_mount+0x5b4/0x1000 [ 242.112224][ T5934] __arm64_sys_mount+0x514/0x5e4 [ 242.113567][ T5934] invoke_syscall+0x98/0x2b8 [ 242.114812][ T5934] el0_svc_common+0x138/0x258 [ 242.116062][ T5934] do_el0_svc+0x58/0x14c [ 242.117167][ T5934] el0_svc+0x78/0x1e0 [ 242.118219][ T5934] el0t_64_sync_handler+0xcc/0xe4 [ 242.119581][ T5934] el0t_64_sync+0x1a0/0x1a4 [ 242.122721][ T5934] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 242.126208][ T5934] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 242.391691][ T5937] loop1: detected capacity change from 0 to 32768 [ 242.437062][ T5937] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 242.439519][ T5937] CPU: 0 PID: 5937 Comm: syz.1.353 Not tainted 5.15.183-syzkaller #0 [ 242.441672][ T5937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 242.444275][ T5937] Call trace: [ 242.445141][ T5937] dump_backtrace+0x0/0x43c [ 242.446349][ T5937] show_stack+0x2c/0x3c [ 242.447418][ T5937] __dump_stack+0x30/0x40 [ 242.448629][ T5937] dump_stack_lvl+0xf8/0x160 [ 242.449873][ T5937] dump_stack+0x1c/0x5c [ 242.451018][ T5937] sysfs_create_dir_ns+0x22c/0x24c [ 242.452405][ T5937] kobject_add_internal+0x590/0xc54 [ 242.453853][ T5937] kobject_init_and_add+0x118/0x17c [ 242.455260][ T5937] gfs2_sys_fs_add+0x1dc/0x3d8 [ 242.456619][ T5937] gfs2_fill_super+0xdac/0x19e0 [ 242.457935][ T5937] get_tree_bdev+0x358/0x544 [ 242.459164][ T5937] gfs2_get_tree+0x54/0x1b4 [ 242.460360][ T5937] vfs_get_tree+0x90/0x274 [ 242.461574][ T5937] do_new_mount+0x228/0x810 [ 242.462807][ T5937] path_mount+0x5b4/0x1000 [ 242.464102][ T5937] __arm64_sys_mount+0x514/0x5e4 [ 242.465455][ T5937] invoke_syscall+0x98/0x2b8 [ 242.466689][ T5937] el0_svc_common+0x138/0x258 [ 242.467963][ T5937] do_el0_svc+0x58/0x14c [ 242.469110][ T5937] el0_svc+0x78/0x1e0 [ 242.470197][ T5937] el0t_64_sync_handler+0xcc/0xe4 [ 242.471557][ T5937] el0t_64_sync+0x1a0/0x1a4 [ 242.474820][ T5937] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 242.478447][ T5937] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 242.735478][ T5940] loop1: detected capacity change from 0 to 32768 [ 242.795279][ T5940] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 242.797437][ T5940] CPU: 1 PID: 5940 Comm: syz.1.354 Not tainted 5.15.183-syzkaller #0 [ 242.799561][ T5940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 242.802312][ T5940] Call trace: [ 242.803201][ T5940] dump_backtrace+0x0/0x43c [ 242.804429][ T5940] show_stack+0x2c/0x3c [ 242.805512][ T5940] __dump_stack+0x30/0x40 [ 242.806674][ T5940] dump_stack_lvl+0xf8/0x160 [ 242.807871][ T5940] dump_stack+0x1c/0x5c [ 242.808965][ T5940] sysfs_create_dir_ns+0x22c/0x24c [ 242.810346][ T5940] kobject_add_internal+0x590/0xc54 [ 242.811783][ T5940] kobject_init_and_add+0x118/0x17c [ 242.813146][ T5940] gfs2_sys_fs_add+0x1dc/0x3d8 [ 242.814435][ T5940] gfs2_fill_super+0xdac/0x19e0 [ 242.815804][ T5940] get_tree_bdev+0x358/0x544 [ 242.817047][ T5940] gfs2_get_tree+0x54/0x1b4 [ 242.818289][ T5940] vfs_get_tree+0x90/0x274 [ 242.819471][ T5940] do_new_mount+0x228/0x810 [ 242.820619][ T5940] path_mount+0x5b4/0x1000 [ 242.821780][ T5940] __arm64_sys_mount+0x514/0x5e4 [ 242.823106][ T5940] invoke_syscall+0x98/0x2b8 [ 242.824358][ T5940] el0_svc_common+0x138/0x258 [ 242.825663][ T5940] do_el0_svc+0x58/0x14c [ 242.826760][ T5940] el0_svc+0x78/0x1e0 [ 242.827829][ T5940] el0t_64_sync_handler+0xcc/0xe4 [ 242.829174][ T5940] el0t_64_sync+0x1a0/0x1a4 [ 242.833631][ T5940] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 242.837092][ T5940] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 243.089445][ T5943] loop1: detected capacity change from 0 to 32768 [ 243.145858][ T5943] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 243.147997][ T5943] CPU: 0 PID: 5943 Comm: syz.1.355 Not tainted 5.15.183-syzkaller #0 [ 243.150123][ T5943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 243.152877][ T5943] Call trace: [ 243.153757][ T5943] dump_backtrace+0x0/0x43c [ 243.154981][ T5943] show_stack+0x2c/0x3c [ 243.156214][ T5943] __dump_stack+0x30/0x40 [ 243.157331][ T5943] dump_stack_lvl+0xf8/0x160 [ 243.158539][ T5943] dump_stack+0x1c/0x5c [ 243.159674][ T5943] sysfs_create_dir_ns+0x22c/0x24c [ 243.161097][ T5943] kobject_add_internal+0x590/0xc54 [ 243.162514][ T5943] kobject_init_and_add+0x118/0x17c [ 243.163910][ T5943] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.165201][ T5943] gfs2_fill_super+0xdac/0x19e0 [ 243.166491][ T5943] get_tree_bdev+0x358/0x544 [ 243.167755][ T5943] gfs2_get_tree+0x54/0x1b4 [ 243.168990][ T5943] vfs_get_tree+0x90/0x274 [ 243.170197][ T5943] do_new_mount+0x228/0x810 [ 243.171414][ T5943] path_mount+0x5b4/0x1000 [ 243.172583][ T5943] __arm64_sys_mount+0x514/0x5e4 [ 243.173954][ T5943] invoke_syscall+0x98/0x2b8 [ 243.175219][ T5943] el0_svc_common+0x138/0x258 [ 243.176482][ T5943] do_el0_svc+0x58/0x14c [ 243.177602][ T5943] el0_svc+0x78/0x1e0 [ 243.178720][ T5943] el0t_64_sync_handler+0xcc/0xe4 [ 243.180097][ T5943] el0t_64_sync+0x1a0/0x1a4 [ 243.184099][ T5943] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 243.187607][ T5943] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 243.440967][ T5946] loop1: detected capacity change from 0 to 32768 [ 243.451220][ T5946] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 243.453195][ T5946] CPU: 1 PID: 5946 Comm: syz.1.356 Not tainted 5.15.183-syzkaller #0 [ 243.455302][ T5946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 243.457958][ T5946] Call trace: [ 243.458858][ T5946] dump_backtrace+0x0/0x43c [ 243.460020][ T5946] show_stack+0x2c/0x3c [ 243.461084][ T5946] __dump_stack+0x30/0x40 [ 243.462294][ T5946] dump_stack_lvl+0xf8/0x160 [ 243.463548][ T5946] dump_stack+0x1c/0x5c [ 243.464676][ T5946] sysfs_create_dir_ns+0x22c/0x24c [ 243.466066][ T5946] kobject_add_internal+0x590/0xc54 [ 243.467483][ T5946] kobject_init_and_add+0x118/0x17c [ 243.468822][ T5946] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.470170][ T5946] gfs2_fill_super+0xdac/0x19e0 [ 243.471479][ T5946] get_tree_bdev+0x358/0x544 [ 243.472749][ T5946] gfs2_get_tree+0x54/0x1b4 [ 243.473977][ T5946] vfs_get_tree+0x90/0x274 [ 243.475190][ T5946] do_new_mount+0x228/0x810 [ 243.476425][ T5946] path_mount+0x5b4/0x1000 [ 243.477569][ T5946] __arm64_sys_mount+0x514/0x5e4 [ 243.478875][ T5946] invoke_syscall+0x98/0x2b8 [ 243.480084][ T5946] el0_svc_common+0x138/0x258 [ 243.481342][ T5946] do_el0_svc+0x58/0x14c [ 243.482458][ T5946] el0_svc+0x78/0x1e0 [ 243.483542][ T5946] el0t_64_sync_handler+0xcc/0xe4 [ 243.484900][ T5946] el0t_64_sync+0x1a0/0x1a4 [ 243.486629][ T5946] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 243.490474][ T5946] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 243.800536][ T5949] loop1: detected capacity change from 0 to 32768 [ 243.859047][ T5949] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 243.861067][ T5949] CPU: 1 PID: 5949 Comm: syz.1.357 Not tainted 5.15.183-syzkaller #0 [ 243.863272][ T5949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 243.865977][ T5949] Call trace: [ 243.866870][ T5949] dump_backtrace+0x0/0x43c [ 243.868130][ T5949] show_stack+0x2c/0x3c [ 243.869246][ T5949] __dump_stack+0x30/0x40 [ 243.870458][ T5949] dump_stack_lvl+0xf8/0x160 [ 243.871736][ T5949] dump_stack+0x1c/0x5c [ 243.872862][ T5949] sysfs_create_dir_ns+0x22c/0x24c [ 243.874205][ T5949] kobject_add_internal+0x590/0xc54 [ 243.875671][ T5949] kobject_init_and_add+0x118/0x17c [ 243.877079][ T5949] gfs2_sys_fs_add+0x1dc/0x3d8 [ 243.878392][ T5949] gfs2_fill_super+0xdac/0x19e0 [ 243.879711][ T5949] get_tree_bdev+0x358/0x544 [ 243.880955][ T5949] gfs2_get_tree+0x54/0x1b4 [ 243.882221][ T5949] vfs_get_tree+0x90/0x274 [ 243.883427][ T5949] do_new_mount+0x228/0x810 [ 243.884599][ T5949] path_mount+0x5b4/0x1000 [ 243.885792][ T5949] __arm64_sys_mount+0x514/0x5e4 [ 243.887118][ T5949] invoke_syscall+0x98/0x2b8 [ 243.888431][ T5949] el0_svc_common+0x138/0x258 [ 243.889697][ T5949] do_el0_svc+0x58/0x14c [ 243.890827][ T5949] el0_svc+0x78/0x1e0 [ 243.891933][ T5949] el0t_64_sync_handler+0xcc/0xe4 [ 243.893321][ T5949] el0t_64_sync+0x1a0/0x1a4 [ 243.896562][ T5949] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 243.900216][ T5949] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 244.216614][ T5952] loop1: detected capacity change from 0 to 32768 [ 244.229972][ T5952] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 244.232036][ T5952] CPU: 1 PID: 5952 Comm: syz.1.358 Not tainted 5.15.183-syzkaller #0 [ 244.234191][ T5952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 244.236934][ T5952] Call trace: [ 244.237849][ T5952] dump_backtrace+0x0/0x43c [ 244.239071][ T5952] show_stack+0x2c/0x3c [ 244.240196][ T5952] __dump_stack+0x30/0x40 [ 244.241415][ T5952] dump_stack_lvl+0xf8/0x160 [ 244.242741][ T5952] dump_stack+0x1c/0x5c [ 244.243871][ T5952] sysfs_create_dir_ns+0x22c/0x24c [ 244.245293][ T5952] kobject_add_internal+0x590/0xc54 [ 244.246699][ T5952] kobject_init_and_add+0x118/0x17c [ 244.248073][ T5952] gfs2_sys_fs_add+0x1dc/0x3d8 [ 244.249325][ T5952] gfs2_fill_super+0xdac/0x19e0 [ 244.250701][ T5952] get_tree_bdev+0x358/0x544 [ 244.251946][ T5952] gfs2_get_tree+0x54/0x1b4 [ 244.253153][ T5952] vfs_get_tree+0x90/0x274 [ 244.254354][ T5952] do_new_mount+0x228/0x810 [ 244.255565][ T5952] path_mount+0x5b4/0x1000 [ 244.256789][ T5952] __arm64_sys_mount+0x514/0x5e4 [ 244.258136][ T5952] invoke_syscall+0x98/0x2b8 [ 244.259388][ T5952] el0_svc_common+0x138/0x258 [ 244.260675][ T5952] do_el0_svc+0x58/0x14c [ 244.261819][ T5952] el0_svc+0x78/0x1e0 [ 244.262918][ T5952] el0t_64_sync_handler+0xcc/0xe4 [ 244.264275][ T5952] el0t_64_sync+0x1a0/0x1a4 [ 244.267408][ T5952] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 244.270945][ T5952] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:04:04 executed programs: 345 [ 244.526786][ T5955] loop1: detected capacity change from 0 to 32768 [ 244.587261][ T5955] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 244.589675][ T5955] CPU: 0 PID: 5955 Comm: syz.1.359 Not tainted 5.15.183-syzkaller #0 [ 244.591828][ T5955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 244.594445][ T5955] Call trace: [ 244.595284][ T5955] dump_backtrace+0x0/0x43c [ 244.596437][ T5955] show_stack+0x2c/0x3c [ 244.597559][ T5955] __dump_stack+0x30/0x40 [ 244.598725][ T5955] dump_stack_lvl+0xf8/0x160 [ 244.600066][ T5955] dump_stack+0x1c/0x5c [ 244.601249][ T5955] sysfs_create_dir_ns+0x22c/0x24c [ 244.602588][ T5955] kobject_add_internal+0x590/0xc54 [ 244.604023][ T5955] kobject_init_and_add+0x118/0x17c [ 244.605455][ T5955] gfs2_sys_fs_add+0x1dc/0x3d8 [ 244.606798][ T5955] gfs2_fill_super+0xdac/0x19e0 [ 244.608124][ T5955] get_tree_bdev+0x358/0x544 [ 244.609423][ T5955] gfs2_get_tree+0x54/0x1b4 [ 244.610651][ T5955] vfs_get_tree+0x90/0x274 [ 244.611855][ T5955] do_new_mount+0x228/0x810 [ 244.613107][ T5955] path_mount+0x5b4/0x1000 [ 244.614302][ T5955] __arm64_sys_mount+0x514/0x5e4 [ 244.615641][ T5955] invoke_syscall+0x98/0x2b8 [ 244.616835][ T5955] el0_svc_common+0x138/0x258 [ 244.618094][ T5955] do_el0_svc+0x58/0x14c [ 244.619283][ T5955] el0_svc+0x78/0x1e0 [ 244.620343][ T5955] el0t_64_sync_handler+0xcc/0xe4 [ 244.621708][ T5955] el0t_64_sync+0x1a0/0x1a4 [ 244.625059][ T5955] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 244.628826][ T5955] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 244.965053][ T5958] loop1: detected capacity change from 0 to 32768 [ 245.008003][ T5958] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 245.009990][ T5958] CPU: 0 PID: 5958 Comm: syz.1.360 Not tainted 5.15.183-syzkaller #0 [ 245.012147][ T5958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 245.014825][ T5958] Call trace: [ 245.015644][ T5958] dump_backtrace+0x0/0x43c [ 245.016772][ T5958] show_stack+0x2c/0x3c [ 245.017890][ T5958] __dump_stack+0x30/0x40 [ 245.019013][ T5958] dump_stack_lvl+0xf8/0x160 [ 245.020239][ T5958] dump_stack+0x1c/0x5c [ 245.021320][ T5958] sysfs_create_dir_ns+0x22c/0x24c [ 245.022712][ T5958] kobject_add_internal+0x590/0xc54 [ 245.024159][ T5958] kobject_init_and_add+0x118/0x17c [ 245.025578][ T5958] gfs2_sys_fs_add+0x1dc/0x3d8 [ 245.026854][ T5958] gfs2_fill_super+0xdac/0x19e0 [ 245.028164][ T5958] get_tree_bdev+0x358/0x544 [ 245.029408][ T5958] gfs2_get_tree+0x54/0x1b4 [ 245.030607][ T5958] vfs_get_tree+0x90/0x274 [ 245.031794][ T5958] do_new_mount+0x228/0x810 [ 245.033002][ T5958] path_mount+0x5b4/0x1000 [ 245.034196][ T5958] __arm64_sys_mount+0x514/0x5e4 [ 245.035562][ T5958] invoke_syscall+0x98/0x2b8 [ 245.036797][ T5958] el0_svc_common+0x138/0x258 [ 245.038077][ T5958] do_el0_svc+0x58/0x14c [ 245.039246][ T5958] el0_svc+0x78/0x1e0 [ 245.040339][ T5958] el0t_64_sync_handler+0xcc/0xe4 [ 245.041709][ T5958] el0t_64_sync+0x1a0/0x1a4 [ 245.043282][ T5958] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 245.046751][ T5958] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 245.308690][ T5961] loop1: detected capacity change from 0 to 32768 [ 245.376483][ T5961] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 245.378720][ T5961] CPU: 1 PID: 5961 Comm: syz.1.361 Not tainted 5.15.183-syzkaller #0 [ 245.380869][ T5961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 245.383524][ T5961] Call trace: [ 245.384399][ T5961] dump_backtrace+0x0/0x43c [ 245.385580][ T5961] show_stack+0x2c/0x3c [ 245.386661][ T5961] __dump_stack+0x30/0x40 [ 245.387832][ T5961] dump_stack_lvl+0xf8/0x160 [ 245.389043][ T5961] dump_stack+0x1c/0x5c [ 245.390175][ T5961] sysfs_create_dir_ns+0x22c/0x24c [ 245.391581][ T5961] kobject_add_internal+0x590/0xc54 [ 245.392988][ T5961] kobject_init_and_add+0x118/0x17c [ 245.394533][ T5961] gfs2_sys_fs_add+0x1dc/0x3d8 [ 245.395832][ T5961] gfs2_fill_super+0xdac/0x19e0 [ 245.397142][ T5961] get_tree_bdev+0x358/0x544 [ 245.398425][ T5961] gfs2_get_tree+0x54/0x1b4 [ 245.399651][ T5961] vfs_get_tree+0x90/0x274 [ 245.400863][ T5961] do_new_mount+0x228/0x810 [ 245.402134][ T5961] path_mount+0x5b4/0x1000 [ 245.403453][ T5961] __arm64_sys_mount+0x514/0x5e4 [ 245.404823][ T5961] invoke_syscall+0x98/0x2b8 [ 245.406087][ T5961] el0_svc_common+0x138/0x258 [ 245.407404][ T5961] do_el0_svc+0x58/0x14c [ 245.408577][ T5961] el0_svc+0x78/0x1e0 [ 245.409651][ T5961] el0t_64_sync_handler+0xcc/0xe4 [ 245.411059][ T5961] el0t_64_sync+0x1a0/0x1a4 [ 245.414522][ T5961] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 245.418126][ T5961] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 245.677851][ T5964] loop1: detected capacity change from 0 to 32768 [ 245.735305][ T5964] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 245.737470][ T5964] CPU: 1 PID: 5964 Comm: syz.1.362 Not tainted 5.15.183-syzkaller #0 [ 245.739677][ T5964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 245.742511][ T5964] Call trace: [ 245.743411][ T5964] dump_backtrace+0x0/0x43c [ 245.744690][ T5964] show_stack+0x2c/0x3c [ 245.745786][ T5964] __dump_stack+0x30/0x40 [ 245.746988][ T5964] dump_stack_lvl+0xf8/0x160 [ 245.748328][ T5964] dump_stack+0x1c/0x5c [ 245.749489][ T5964] sysfs_create_dir_ns+0x22c/0x24c [ 245.750875][ T5964] kobject_add_internal+0x590/0xc54 [ 245.752349][ T5964] kobject_init_and_add+0x118/0x17c [ 245.753784][ T5964] gfs2_sys_fs_add+0x1dc/0x3d8 [ 245.755077][ T5964] gfs2_fill_super+0xdac/0x19e0 [ 245.756401][ T5964] get_tree_bdev+0x358/0x544 [ 245.757644][ T5964] gfs2_get_tree+0x54/0x1b4 [ 245.758900][ T5964] vfs_get_tree+0x90/0x274 [ 245.760089][ T5964] do_new_mount+0x228/0x810 [ 245.761301][ T5964] path_mount+0x5b4/0x1000 [ 245.762460][ T5964] __arm64_sys_mount+0x514/0x5e4 [ 245.763796][ T5964] invoke_syscall+0x98/0x2b8 [ 245.765003][ T5964] el0_svc_common+0x138/0x258 [ 245.766357][ T5964] do_el0_svc+0x58/0x14c [ 245.767553][ T5964] el0_svc+0x78/0x1e0 [ 245.768694][ T5964] el0t_64_sync_handler+0xcc/0xe4 [ 245.770136][ T5964] el0t_64_sync+0x1a0/0x1a4 [ 245.774463][ T5964] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 245.778307][ T5964] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 246.031578][ T5967] loop1: detected capacity change from 0 to 32768 [ 246.086727][ T5967] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 246.089014][ T5967] CPU: 0 PID: 5967 Comm: syz.1.363 Not tainted 5.15.183-syzkaller #0 [ 246.091193][ T5967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 246.093830][ T5967] Call trace: [ 246.094692][ T5967] dump_backtrace+0x0/0x43c [ 246.095946][ T5967] show_stack+0x2c/0x3c [ 246.097103][ T5967] __dump_stack+0x30/0x40 [ 246.098346][ T5967] dump_stack_lvl+0xf8/0x160 [ 246.099592][ T5967] dump_stack+0x1c/0x5c [ 246.100727][ T5967] sysfs_create_dir_ns+0x22c/0x24c [ 246.102134][ T5967] kobject_add_internal+0x590/0xc54 [ 246.103585][ T5967] kobject_init_and_add+0x118/0x17c [ 246.105050][ T5967] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.106355][ T5967] gfs2_fill_super+0xdac/0x19e0 [ 246.107707][ T5967] get_tree_bdev+0x358/0x544 [ 246.108954][ T5967] gfs2_get_tree+0x54/0x1b4 [ 246.110236][ T5967] vfs_get_tree+0x90/0x274 [ 246.111435][ T5967] do_new_mount+0x228/0x810 [ 246.112691][ T5967] path_mount+0x5b4/0x1000 [ 246.113944][ T5967] __arm64_sys_mount+0x514/0x5e4 [ 246.115419][ T5967] invoke_syscall+0x98/0x2b8 [ 246.116698][ T5967] el0_svc_common+0x138/0x258 [ 246.117992][ T5967] do_el0_svc+0x58/0x14c [ 246.119181][ T5967] el0_svc+0x78/0x1e0 [ 246.120262][ T5967] el0t_64_sync_handler+0xcc/0xe4 [ 246.121638][ T5967] el0t_64_sync+0x1a0/0x1a4 [ 246.125180][ T5967] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 246.129024][ T5967] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 246.380396][ T5970] loop1: detected capacity change from 0 to 32768 [ 246.419026][ T5970] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 246.421070][ T5970] CPU: 1 PID: 5970 Comm: syz.1.364 Not tainted 5.15.183-syzkaller #0 [ 246.423355][ T5970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 246.426034][ T5970] Call trace: [ 246.426930][ T5970] dump_backtrace+0x0/0x43c [ 246.428175][ T5970] show_stack+0x2c/0x3c [ 246.429363][ T5970] __dump_stack+0x30/0x40 [ 246.430534][ T5970] dump_stack_lvl+0xf8/0x160 [ 246.431820][ T5970] dump_stack+0x1c/0x5c [ 246.432965][ T5970] sysfs_create_dir_ns+0x22c/0x24c [ 246.434330][ T5970] kobject_add_internal+0x590/0xc54 [ 246.435743][ T5970] kobject_init_and_add+0x118/0x17c [ 246.437131][ T5970] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.438446][ T5970] gfs2_fill_super+0xdac/0x19e0 [ 246.439786][ T5970] get_tree_bdev+0x358/0x544 [ 246.441010][ T5970] gfs2_get_tree+0x54/0x1b4 [ 246.442266][ T5970] vfs_get_tree+0x90/0x274 [ 246.443502][ T5970] do_new_mount+0x228/0x810 [ 246.444767][ T5970] path_mount+0x5b4/0x1000 [ 246.445997][ T5970] __arm64_sys_mount+0x514/0x5e4 [ 246.447340][ T5970] invoke_syscall+0x98/0x2b8 [ 246.448591][ T5970] el0_svc_common+0x138/0x258 [ 246.449839][ T5970] do_el0_svc+0x58/0x14c [ 246.451007][ T5970] el0_svc+0x78/0x1e0 [ 246.452104][ T5970] el0t_64_sync_handler+0xcc/0xe4 [ 246.453515][ T5970] el0t_64_sync+0x1a0/0x1a4 [ 246.456519][ T5970] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 246.460298][ T5970] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 246.767166][ T5973] loop1: detected capacity change from 0 to 32768 [ 246.827512][ T5973] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 246.829517][ T5973] CPU: 1 PID: 5973 Comm: syz.1.365 Not tainted 5.15.183-syzkaller #0 [ 246.831721][ T5973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 246.834374][ T5973] Call trace: [ 246.835251][ T5973] dump_backtrace+0x0/0x43c [ 246.836460][ T5973] show_stack+0x2c/0x3c [ 246.837582][ T5973] __dump_stack+0x30/0x40 [ 246.838723][ T5973] dump_stack_lvl+0xf8/0x160 [ 246.839967][ T5973] dump_stack+0x1c/0x5c [ 246.841096][ T5973] sysfs_create_dir_ns+0x22c/0x24c [ 246.842470][ T5973] kobject_add_internal+0x590/0xc54 [ 246.843824][ T5973] kobject_init_and_add+0x118/0x17c [ 246.845326][ T5973] gfs2_sys_fs_add+0x1dc/0x3d8 [ 246.846621][ T5973] gfs2_fill_super+0xdac/0x19e0 [ 246.848062][ T5973] get_tree_bdev+0x358/0x544 [ 246.849322][ T5973] gfs2_get_tree+0x54/0x1b4 [ 246.850574][ T5973] vfs_get_tree+0x90/0x274 [ 246.851762][ T5973] do_new_mount+0x228/0x810 [ 246.852953][ T5973] path_mount+0x5b4/0x1000 [ 246.854101][ T5973] __arm64_sys_mount+0x514/0x5e4 [ 246.855428][ T5973] invoke_syscall+0x98/0x2b8 [ 246.856661][ T5973] el0_svc_common+0x138/0x258 [ 246.857907][ T5973] do_el0_svc+0x58/0x14c [ 246.859084][ T5973] el0_svc+0x78/0x1e0 [ 246.860175][ T5973] el0t_64_sync_handler+0xcc/0xe4 [ 246.861590][ T5973] el0t_64_sync+0x1a0/0x1a4 [ 246.864556][ T5973] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 246.868087][ T5973] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 247.125440][ T5976] loop1: detected capacity change from 0 to 32768 [ 247.147421][ T5976] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.150087][ T5976] CPU: 0 PID: 5976 Comm: syz.1.366 Not tainted 5.15.183-syzkaller #0 [ 247.152292][ T5976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 247.155042][ T5976] Call trace: [ 247.155923][ T5976] dump_backtrace+0x0/0x43c [ 247.157152][ T5976] show_stack+0x2c/0x3c [ 247.158354][ T5976] __dump_stack+0x30/0x40 [ 247.159525][ T5976] dump_stack_lvl+0xf8/0x160 [ 247.160765][ T5976] dump_stack+0x1c/0x5c [ 247.161891][ T5976] sysfs_create_dir_ns+0x22c/0x24c [ 247.163361][ T5976] kobject_add_internal+0x590/0xc54 [ 247.164720][ T5976] kobject_init_and_add+0x118/0x17c [ 247.166139][ T5976] gfs2_sys_fs_add+0x1dc/0x3d8 [ 247.167461][ T5976] gfs2_fill_super+0xdac/0x19e0 [ 247.168771][ T5976] get_tree_bdev+0x358/0x544 [ 247.170022][ T5976] gfs2_get_tree+0x54/0x1b4 [ 247.171281][ T5976] vfs_get_tree+0x90/0x274 [ 247.172493][ T5976] do_new_mount+0x228/0x810 [ 247.173680][ T5976] path_mount+0x5b4/0x1000 [ 247.174892][ T5976] __arm64_sys_mount+0x514/0x5e4 [ 247.176249][ T5976] invoke_syscall+0x98/0x2b8 [ 247.177524][ T5976] el0_svc_common+0x138/0x258 [ 247.178766][ T5976] do_el0_svc+0x58/0x14c [ 247.179949][ T5976] el0_svc+0x78/0x1e0 [ 247.181054][ T5976] el0t_64_sync_handler+0xcc/0xe4 [ 247.182431][ T5976] el0t_64_sync+0x1a0/0x1a4 [ 247.184109][ T5976] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 247.187728][ T5976] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 247.446437][ T5979] loop1: detected capacity change from 0 to 32768 [ 247.459991][ T5979] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.461988][ T5979] CPU: 0 PID: 5979 Comm: syz.1.367 Not tainted 5.15.183-syzkaller #0 [ 247.464130][ T5979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 247.466837][ T5979] Call trace: [ 247.467746][ T5979] dump_backtrace+0x0/0x43c [ 247.468966][ T5979] show_stack+0x2c/0x3c [ 247.470045][ T5979] __dump_stack+0x30/0x40 [ 247.471197][ T5979] dump_stack_lvl+0xf8/0x160 [ 247.472462][ T5979] dump_stack+0x1c/0x5c [ 247.473548][ T5979] sysfs_create_dir_ns+0x22c/0x24c [ 247.474897][ T5979] kobject_add_internal+0x590/0xc54 [ 247.476319][ T5979] kobject_init_and_add+0x118/0x17c [ 247.477725][ T5979] gfs2_sys_fs_add+0x1dc/0x3d8 [ 247.478971][ T5979] gfs2_fill_super+0xdac/0x19e0 [ 247.480262][ T5979] get_tree_bdev+0x358/0x544 [ 247.481520][ T5979] gfs2_get_tree+0x54/0x1b4 [ 247.482809][ T5979] vfs_get_tree+0x90/0x274 [ 247.484014][ T5979] do_new_mount+0x228/0x810 [ 247.485264][ T5979] path_mount+0x5b4/0x1000 [ 247.486486][ T5979] __arm64_sys_mount+0x514/0x5e4 [ 247.487822][ T5979] invoke_syscall+0x98/0x2b8 [ 247.489045][ T5979] el0_svc_common+0x138/0x258 [ 247.490397][ T5979] do_el0_svc+0x58/0x14c [ 247.491552][ T5979] el0_svc+0x78/0x1e0 [ 247.492619][ T5979] el0t_64_sync_handler+0xcc/0xe4 [ 247.494013][ T5979] el0t_64_sync+0x1a0/0x1a4 [ 247.495580][ T5979] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 247.499476][ T5979] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 247.757051][ T5982] loop1: detected capacity change from 0 to 32768 [ 247.812782][ T5982] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.815362][ T5982] CPU: 0 PID: 5982 Comm: syz.1.368 Not tainted 5.15.183-syzkaller #0 [ 247.817539][ T5982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 247.820347][ T5982] Call trace: [ 247.821237][ T5982] dump_backtrace+0x0/0x43c [ 247.822433][ T5982] show_stack+0x2c/0x3c [ 247.823520][ T5982] __dump_stack+0x30/0x40 [ 247.824716][ T5982] dump_stack_lvl+0xf8/0x160 [ 247.825955][ T5982] dump_stack+0x1c/0x5c [ 247.827151][ T5982] sysfs_create_dir_ns+0x22c/0x24c [ 247.828660][ T5982] kobject_add_internal+0x590/0xc54 [ 247.830140][ T5982] kobject_init_and_add+0x118/0x17c [ 247.831547][ T5982] gfs2_sys_fs_add+0x1dc/0x3d8 [ 247.832884][ T5982] gfs2_fill_super+0xdac/0x19e0 [ 247.834257][ T5982] get_tree_bdev+0x358/0x544 [ 247.835579][ T5982] gfs2_get_tree+0x54/0x1b4 [ 247.836795][ T5982] vfs_get_tree+0x90/0x274 [ 247.838036][ T5982] do_new_mount+0x228/0x810 [ 247.839372][ T5982] path_mount+0x5b4/0x1000 [ 247.840567][ T5982] __arm64_sys_mount+0x514/0x5e4 [ 247.841909][ T5982] invoke_syscall+0x98/0x2b8 [ 247.843196][ T5982] el0_svc_common+0x138/0x258 [ 247.844535][ T5982] do_el0_svc+0x58/0x14c [ 247.845668][ T5982] el0_svc+0x78/0x1e0 [ 247.846813][ T5982] el0t_64_sync_handler+0xcc/0xe4 [ 247.848148][ T5982] el0t_64_sync+0x1a0/0x1a4 [ 247.850169][ T5982] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 247.854066][ T5982] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 248.110002][ T5985] loop1: detected capacity change from 0 to 32768 [ 248.163122][ T5985] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 248.165729][ T5985] CPU: 0 PID: 5985 Comm: syz.1.369 Not tainted 5.15.183-syzkaller #0 [ 248.167991][ T5985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 248.170765][ T5985] Call trace: [ 248.171670][ T5985] dump_backtrace+0x0/0x43c [ 248.172902][ T5985] show_stack+0x2c/0x3c [ 248.174034][ T5985] __dump_stack+0x30/0x40 [ 248.175224][ T5985] dump_stack_lvl+0xf8/0x160 [ 248.176540][ T5985] dump_stack+0x1c/0x5c [ 248.177659][ T5985] sysfs_create_dir_ns+0x22c/0x24c [ 248.179075][ T5985] kobject_add_internal+0x590/0xc54 [ 248.180519][ T5985] kobject_init_and_add+0x118/0x17c [ 248.181941][ T5985] gfs2_sys_fs_add+0x1dc/0x3d8 [ 248.183212][ T5985] gfs2_fill_super+0xdac/0x19e0 [ 248.184525][ T5985] get_tree_bdev+0x358/0x544 [ 248.185829][ T5985] gfs2_get_tree+0x54/0x1b4 [ 248.187012][ T5985] vfs_get_tree+0x90/0x274 [ 248.188156][ T5985] do_new_mount+0x228/0x810 [ 248.189408][ T5985] path_mount+0x5b4/0x1000 [ 248.190654][ T5985] __arm64_sys_mount+0x514/0x5e4 [ 248.191976][ T5985] invoke_syscall+0x98/0x2b8 [ 248.193251][ T5985] el0_svc_common+0x138/0x258 [ 248.194576][ T5985] do_el0_svc+0x58/0x14c [ 248.195875][ T5985] el0_svc+0x78/0x1e0 [ 248.196988][ T5985] el0t_64_sync_handler+0xcc/0xe4 [ 248.198333][ T5985] el0t_64_sync+0x1a0/0x1a4 [ 248.200671][ T5985] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 248.204338][ T5985] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 248.460518][ T5988] loop1: detected capacity change from 0 to 32768 [ 248.515069][ T5988] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 248.517180][ T5988] CPU: 1 PID: 5988 Comm: syz.1.370 Not tainted 5.15.183-syzkaller #0 [ 248.519447][ T5988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 248.522259][ T5988] Call trace: [ 248.523182][ T5988] dump_backtrace+0x0/0x43c [ 248.524394][ T5988] show_stack+0x2c/0x3c [ 248.525534][ T5988] __dump_stack+0x30/0x40 [ 248.526724][ T5988] dump_stack_lvl+0xf8/0x160 [ 248.527979][ T5988] dump_stack+0x1c/0x5c [ 248.529119][ T5988] sysfs_create_dir_ns+0x22c/0x24c [ 248.530560][ T5988] kobject_add_internal+0x590/0xc54 [ 248.532022][ T5988] kobject_init_and_add+0x118/0x17c [ 248.533483][ T5988] gfs2_sys_fs_add+0x1dc/0x3d8 [ 248.534787][ T5988] gfs2_fill_super+0xdac/0x19e0 [ 248.536101][ T5988] get_tree_bdev+0x358/0x544 [ 248.537306][ T5988] gfs2_get_tree+0x54/0x1b4 [ 248.538507][ T5988] vfs_get_tree+0x90/0x274 [ 248.539691][ T5988] do_new_mount+0x228/0x810 [ 248.540952][ T5988] path_mount+0x5b4/0x1000 [ 248.542093][ T5988] __arm64_sys_mount+0x514/0x5e4 [ 248.543425][ T5988] invoke_syscall+0x98/0x2b8 [ 248.544631][ T5988] el0_svc_common+0x138/0x258 [ 248.545881][ T5988] do_el0_svc+0x58/0x14c [ 248.546991][ T5988] el0_svc+0x78/0x1e0 [ 248.548076][ T5988] el0t_64_sync_handler+0xcc/0xe4 [ 248.549427][ T5988] el0t_64_sync+0x1a0/0x1a4 [ 248.552072][ T5988] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 248.555513][ T5988] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 248.821219][ T5991] loop1: detected capacity change from 0 to 32768 [ 248.879078][ T5991] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 248.881115][ T5991] CPU: 1 PID: 5991 Comm: syz.1.371 Not tainted 5.15.183-syzkaller #0 [ 248.883289][ T5991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 248.885987][ T5991] Call trace: [ 248.886832][ T5991] dump_backtrace+0x0/0x43c [ 248.888131][ T5991] show_stack+0x2c/0x3c [ 248.889285][ T5991] __dump_stack+0x30/0x40 [ 248.890485][ T5991] dump_stack_lvl+0xf8/0x160 [ 248.891725][ T5991] dump_stack+0x1c/0x5c [ 248.892902][ T5991] sysfs_create_dir_ns+0x22c/0x24c [ 248.894375][ T5991] kobject_add_internal+0x590/0xc54 [ 248.895831][ T5991] kobject_init_and_add+0x118/0x17c [ 248.897200][ T5991] gfs2_sys_fs_add+0x1dc/0x3d8 [ 248.898484][ T5991] gfs2_fill_super+0xdac/0x19e0 [ 248.899769][ T5991] get_tree_bdev+0x358/0x544 [ 248.901042][ T5991] gfs2_get_tree+0x54/0x1b4 [ 248.902289][ T5991] vfs_get_tree+0x90/0x274 [ 248.903476][ T5991] do_new_mount+0x228/0x810 [ 248.904672][ T5991] path_mount+0x5b4/0x1000 [ 248.905815][ T5991] __arm64_sys_mount+0x514/0x5e4 [ 248.907196][ T5991] invoke_syscall+0x98/0x2b8 [ 248.908489][ T5991] el0_svc_common+0x138/0x258 [ 248.909771][ T5991] do_el0_svc+0x58/0x14c [ 248.910978][ T5991] el0_svc+0x78/0x1e0 [ 248.912062][ T5991] el0t_64_sync_handler+0xcc/0xe4 [ 248.913462][ T5991] el0t_64_sync+0x1a0/0x1a4 [ 248.918272][ T5991] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 248.921896][ T5991] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 249.179937][ T5994] loop1: detected capacity change from 0 to 32768 [ 249.247699][ T5994] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 249.249833][ T5994] CPU: 0 PID: 5994 Comm: syz.1.372 Not tainted 5.15.183-syzkaller #0 [ 249.252011][ T5994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 249.254750][ T5994] Call trace: [ 249.255657][ T5994] dump_backtrace+0x0/0x43c [ 249.256900][ T5994] show_stack+0x2c/0x3c [ 249.258151][ T5994] __dump_stack+0x30/0x40 [ 249.259411][ T5994] dump_stack_lvl+0xf8/0x160 [ 249.260702][ T5994] dump_stack+0x1c/0x5c [ 249.261869][ T5994] sysfs_create_dir_ns+0x22c/0x24c [ 249.263600][ T5994] kobject_add_internal+0x590/0xc54 [ 249.265005][ T5994] kobject_init_and_add+0x118/0x17c [ 249.266476][ T5994] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.267802][ T5994] gfs2_fill_super+0xdac/0x19e0 [ 249.269168][ T5994] get_tree_bdev+0x358/0x544 [ 249.270420][ T5994] gfs2_get_tree+0x54/0x1b4 [ 249.271649][ T5994] vfs_get_tree+0x90/0x274 [ 249.272853][ T5994] do_new_mount+0x228/0x810 [ 249.274110][ T5994] path_mount+0x5b4/0x1000 [ 249.275342][ T5994] __arm64_sys_mount+0x514/0x5e4 [ 249.276701][ T5994] invoke_syscall+0x98/0x2b8 [ 249.277985][ T5994] el0_svc_common+0x138/0x258 [ 249.279280][ T5994] do_el0_svc+0x58/0x14c [ 249.280458][ T5994] el0_svc+0x78/0x1e0 [ 249.281585][ T5994] el0t_64_sync_handler+0xcc/0xe4 [ 249.282987][ T5994] el0t_64_sync+0x1a0/0x1a4 [ 249.284752][ T5994] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 249.288659][ T5994] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:04:09 executed programs: 359 [ 249.548596][ T5997] loop1: detected capacity change from 0 to 32768 [ 249.592870][ T5997] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 249.595675][ T5997] CPU: 0 PID: 5997 Comm: syz.1.373 Not tainted 5.15.183-syzkaller #0 [ 249.597886][ T5997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 249.600792][ T5997] Call trace: [ 249.601672][ T5997] dump_backtrace+0x0/0x43c [ 249.602949][ T5997] show_stack+0x2c/0x3c [ 249.604093][ T5997] __dump_stack+0x30/0x40 [ 249.605238][ T5997] dump_stack_lvl+0xf8/0x160 [ 249.606498][ T5997] dump_stack+0x1c/0x5c [ 249.607617][ T5997] sysfs_create_dir_ns+0x22c/0x24c [ 249.608995][ T5997] kobject_add_internal+0x590/0xc54 [ 249.610453][ T5997] kobject_init_and_add+0x118/0x17c [ 249.611923][ T5997] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.613318][ T5997] gfs2_fill_super+0xdac/0x19e0 [ 249.614765][ T5997] get_tree_bdev+0x358/0x544 [ 249.616050][ T5997] gfs2_get_tree+0x54/0x1b4 [ 249.617291][ T5997] vfs_get_tree+0x90/0x274 [ 249.618568][ T5997] do_new_mount+0x228/0x810 [ 249.619811][ T5997] path_mount+0x5b4/0x1000 [ 249.621020][ T5997] __arm64_sys_mount+0x514/0x5e4 [ 249.622482][ T5997] invoke_syscall+0x98/0x2b8 [ 249.623820][ T5997] el0_svc_common+0x138/0x258 [ 249.625093][ T5997] do_el0_svc+0x58/0x14c [ 249.626326][ T5997] el0_svc+0x78/0x1e0 [ 249.627449][ T5997] el0t_64_sync_handler+0xcc/0xe4 [ 249.628831][ T5997] el0t_64_sync+0x1a0/0x1a4 [ 249.630622][ T5997] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 249.634226][ T5997] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 249.897459][ T6000] loop1: detected capacity change from 0 to 32768 [ 249.945445][ T6000] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 249.953234][ T6000] CPU: 1 PID: 6000 Comm: syz.1.374 Not tainted 5.15.183-syzkaller #0 [ 249.955630][ T6000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 249.958472][ T6000] Call trace: [ 249.959367][ T6000] dump_backtrace+0x0/0x43c [ 249.960813][ T6000] show_stack+0x2c/0x3c [ 249.961960][ T6000] __dump_stack+0x30/0x40 [ 249.963148][ T6000] dump_stack_lvl+0xf8/0x160 [ 249.964461][ T6000] dump_stack+0x1c/0x5c [ 249.965585][ T6000] sysfs_create_dir_ns+0x22c/0x24c [ 249.966986][ T6000] kobject_add_internal+0x590/0xc54 [ 249.968431][ T6000] kobject_init_and_add+0x118/0x17c [ 249.969872][ T6000] gfs2_sys_fs_add+0x1dc/0x3d8 [ 249.971154][ T6000] gfs2_fill_super+0xdac/0x19e0 [ 249.972473][ T6000] get_tree_bdev+0x358/0x544 [ 249.973743][ T6000] gfs2_get_tree+0x54/0x1b4 [ 249.974993][ T6000] vfs_get_tree+0x90/0x274 [ 249.976211][ T6000] do_new_mount+0x228/0x810 [ 249.977477][ T6000] path_mount+0x5b4/0x1000 [ 249.978678][ T6000] __arm64_sys_mount+0x514/0x5e4 [ 249.980109][ T6000] invoke_syscall+0x98/0x2b8 [ 249.981403][ T6000] el0_svc_common+0x138/0x258 [ 249.982712][ T6000] do_el0_svc+0x58/0x14c [ 249.983889][ T6000] el0_svc+0x78/0x1e0 [ 249.985032][ T6000] el0t_64_sync_handler+0xcc/0xe4 [ 249.986419][ T6000] el0t_64_sync+0x1a0/0x1a4 [ 249.989731][ T6000] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 249.993295][ T6000] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 250.243533][ T6003] loop1: detected capacity change from 0 to 32768 [ 250.286770][ T6003] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 250.289034][ T6003] CPU: 0 PID: 6003 Comm: syz.1.375 Not tainted 5.15.183-syzkaller #0 [ 250.291252][ T6003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 250.293988][ T6003] Call trace: [ 250.294910][ T6003] dump_backtrace+0x0/0x43c [ 250.296166][ T6003] show_stack+0x2c/0x3c [ 250.297299][ T6003] __dump_stack+0x30/0x40 [ 250.298505][ T6003] dump_stack_lvl+0xf8/0x160 [ 250.299776][ T6003] dump_stack+0x1c/0x5c [ 250.301022][ T6003] sysfs_create_dir_ns+0x22c/0x24c [ 250.302442][ T6003] kobject_add_internal+0x590/0xc54 [ 250.303878][ T6003] kobject_init_and_add+0x118/0x17c [ 250.305309][ T6003] gfs2_sys_fs_add+0x1dc/0x3d8 [ 250.306698][ T6003] gfs2_fill_super+0xdac/0x19e0 [ 250.308055][ T6003] get_tree_bdev+0x358/0x544 [ 250.309360][ T6003] gfs2_get_tree+0x54/0x1b4 [ 250.310648][ T6003] vfs_get_tree+0x90/0x274 [ 250.311897][ T6003] do_new_mount+0x228/0x810 [ 250.313145][ T6003] path_mount+0x5b4/0x1000 [ 250.314400][ T6003] __arm64_sys_mount+0x514/0x5e4 [ 250.315803][ T6003] invoke_syscall+0x98/0x2b8 [ 250.317086][ T6003] el0_svc_common+0x138/0x258 [ 250.318399][ T6003] do_el0_svc+0x58/0x14c [ 250.319567][ T6003] el0_svc+0x78/0x1e0 [ 250.320695][ T6003] el0t_64_sync_handler+0xcc/0xe4 [ 250.322118][ T6003] el0t_64_sync+0x1a0/0x1a4 [ 250.324286][ T6003] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 250.328462][ T6003] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 250.579700][ T6006] loop1: detected capacity change from 0 to 32768 [ 250.622877][ T6006] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 250.625984][ T6006] CPU: 0 PID: 6006 Comm: syz.1.376 Not tainted 5.15.183-syzkaller #0 [ 250.628271][ T6006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 250.631080][ T6006] Call trace: [ 250.631979][ T6006] dump_backtrace+0x0/0x43c [ 250.633266][ T6006] show_stack+0x2c/0x3c [ 250.634398][ T6006] __dump_stack+0x30/0x40 [ 250.635564][ T6006] dump_stack_lvl+0xf8/0x160 [ 250.636810][ T6006] dump_stack+0x1c/0x5c [ 250.637886][ T6006] sysfs_create_dir_ns+0x22c/0x24c [ 250.639304][ T6006] kobject_add_internal+0x590/0xc54 [ 250.640721][ T6006] kobject_init_and_add+0x118/0x17c [ 250.642133][ T6006] gfs2_sys_fs_add+0x1dc/0x3d8 [ 250.643424][ T6006] gfs2_fill_super+0xdac/0x19e0 [ 250.644692][ T6006] get_tree_bdev+0x358/0x544 [ 250.645965][ T6006] gfs2_get_tree+0x54/0x1b4 [ 250.647256][ T6006] vfs_get_tree+0x90/0x274 [ 250.648436][ T6006] do_new_mount+0x228/0x810 [ 250.649695][ T6006] path_mount+0x5b4/0x1000 [ 250.650881][ T6006] __arm64_sys_mount+0x514/0x5e4 [ 250.652253][ T6006] invoke_syscall+0x98/0x2b8 [ 250.653510][ T6006] el0_svc_common+0x138/0x258 [ 250.654787][ T6006] do_el0_svc+0x58/0x14c [ 250.655976][ T6006] el0_svc+0x78/0x1e0 [ 250.657092][ T6006] el0t_64_sync_handler+0xcc/0xe4 [ 250.658498][ T6006] el0t_64_sync+0x1a0/0x1a4 [ 250.660194][ T6006] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 250.663829][ T6006] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 250.777512][ T27] INFO: task syz-executor:4693 blocked for more than 143 seconds. [ 250.779866][ T27] Not tainted 5.15.183-syzkaller #0 [ 250.781424][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 250.783870][ T27] task:syz-executor state:D stack: 0 pid: 4693 ppid: 1 flags:0x00000001 [ 250.786453][ T27] Call trace: [ 250.793734][ T27] __switch_to+0x2f4/0x558 [ 250.794961][ T27] __schedule+0xe00/0x1c0c [ 250.796205][ T27] schedule+0x11c/0x1c8 [ 250.802869][ T27] bit_wait+0x1c/0xac [ 250.804015][ T27] out_of_line_wait_on_bit+0x15c/0x200 [ 250.805477][ T27] gfs2_glock_nq+0x8f8/0x141c [ 250.806762][ T27] __gfs2_lookup+0x110/0x268 [ 250.816024][ T27] gfs2_lookup+0x2c/0x3c [ 250.817283][ T27] __lookup_slow+0x24c/0x380 [ 250.819061][ T27] lookup_slow+0x5c/0x80 [ 250.820217][ T27] walk_component+0x2b0/0x3a8 [ 250.823242][ T27] path_lookupat+0x13c/0x3d0 [ 250.824535][ T27] filename_lookup+0x180/0x414 [ 250.825816][ T27] user_path_at_empty+0x5c/0x1a0 [ 250.827117][ T27] __arm64_sys_umount+0xf4/0x178 [ 250.831323][ T27] invoke_syscall+0x98/0x2b8 [ 250.832658][ T27] el0_svc_common+0x138/0x258 [ 250.833943][ T27] do_el0_svc+0x58/0x14c [ 250.835751][ T27] el0_svc+0x78/0x1e0 [ 250.836872][ T27] el0t_64_sync_handler+0xcc/0xe4 [ 250.838765][ T27] el0t_64_sync+0x1a0/0x1a4 [ 250.840024][ T27] [ 250.840024][ T27] Showing all locks held in the system: [ 250.842142][ T27] 1 lock held by khungtaskd/27: [ 250.843477][ T27] #0: ffff8000143211e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 250.846076][ T27] 2 locks held by getty/3801: [ 250.850506][ T27] #0: ffff0000d38ec098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 250.853101][ T27] #1: ffff80001b7802e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2f0/0xf6c [ 250.855830][ T27] 1 lock held by syz-executor/4693: [ 250.857251][ T27] #0: ffff0000ed40d2b0 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x4c/0x80 [ 250.861231][ T27] 2 locks held by syz.1.377/6009: [ 250.862619][ T27] [ 250.863236][ T27] ============================================= [ 250.863236][ T27] [ 250.865505][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 250.867336][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.183-syzkaller #0 [ 250.869502][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 250.872263][ T27] Call trace: [ 250.873132][ T27] dump_backtrace+0x0/0x43c [ 250.874347][ T27] show_stack+0x2c/0x3c [ 250.875494][ T27] __dump_stack+0x30/0x40 [ 250.876709][ T27] dump_stack_lvl+0xf8/0x160 [ 250.877930][ T27] dump_stack+0x1c/0x5c [ 250.879061][ T27] panic+0x2e4/0x854 [ 250.880110][ T27] hung_task_panic+0x0/0x2c [ 250.881365][ T27] kthread+0x374/0x454 [ 250.882489][ T27] ret_from_fork+0x10/0x20 [ 250.883627][ T27] SMP: stopping secondary CPUs [ 250.884950][ T27] Kernel Offset: disabled [ 250.886240][ T27] CPU features: 0x8,000081c1,21302e40 [ 250.887764][ T27] Memory Limit: none [ 251.610380][ T27] Rebooting in 86400 seconds..