64] vfs_get_tree+0x90/0x274 [ 99.526710][ T5464] do_new_mount+0x228/0x810 [ 99.527361][ T5464] path_mount+0x5bc/0x1008 [ 99.528047][ T5464] __arm64_sys_mount+0x514/0x5f0 [ 99.528774][ T5464] invoke_syscall+0x98/0x2b0 [ 99.529453][ T5464] el0_svc_common+0x138/0x258 [ 99.530137][ T5464] do_el0_svc+0x58/0x13c [ 99.530779][ T5464] el0_svc+0x78/0x1d0 [ 99.531406][ T5464] el0t_64_sync_handler+0xcc/0xe4 [ 99.532141][ T5464] el0t_64_sync+0x1a0/0x1a4 [ 99.540366][ T5462] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 99.542325][ T5462] gfs2: fsid=.: error -17 adding sysfs files [ 99.548895][ T5458] syz.4.167 (5458): drop_caches: 2 [ 99.560412][ T5464] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 99.562554][ T5464] gfs2: fsid=.: error -17 adding sysfs files [ 99.564377][ T5464] syz.1.169 (5464): drop_caches: 2 [ 99.566603][ T5462] syz.3.170 (5462): drop_caches: 2 [ 99.596289][ T5466] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 99.597514][ T5466] gfs2: fsid=.: Now mounting FS (format 1801)... [ 99.599693][ T5466] gfs2: fsid=..0: fatal: invalid metadata block [ 99.599693][ T5466] bh = 19 (type: exp=4, found=5) [ 99.599693][ T5466] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 99.603761][ T5466] gfs2: fsid=..0: about to withdraw this file system [ 99.615220][ T5466] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 99.616515][ T5466] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 99.617628][ T5466] gfs2: fsid=..0: File system withdrawn [ 99.618571][ T5466] CPU: 1 PID: 5466 Comm: syz.0.171 Not tainted syzkaller #0 [ 99.619769][ T5466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 99.621263][ T5466] Call trace: [ 99.621742][ T5466] dump_backtrace+0x0/0x458 [ 99.622405][ T5466] show_stack+0x2c/0x3c [ 99.623058][ T5466] __dump_stack+0x30/0x40 [ 99.623647][ T5466] dump_stack_lvl+0xf4/0x15c [ 99.624344][ T5466] dump_stack+0x1c/0x5c [ 99.624989][ T5466] gfs2_withdraw+0xc88/0x129c [ 99.625657][ T5466] gfs2_metatype_check_ii+0x8c/0xac [ 99.626405][ T5466] gfs2_meta_buffer+0x258/0x2ec [ 99.627152][ T5466] gfs2_inode_refresh+0xb0/0xdb4 [ 99.627884][ T5466] inode_go_lock+0xfc/0x38c [ 99.628528][ T5466] do_promote+0x668/0xa48 [ 99.629167][ T5466] finish_xmote+0x450/0xb0c [ 99.629822][ T5466] do_xmote+0x674/0xf58 [ 99.630400][ T5466] run_queue+0x3fc/0x698 [ 99.631007][ T5466] gfs2_glock_nq+0x828/0x1404 [ 99.631767][ T5466] init_journal+0xaa0/0x1e34 [ 99.632429][ T5466] init_inodes+0xe0/0x2d4 [ 99.633069][ T5466] gfs2_fill_super+0x1264/0x1a18 [ 99.633761][ T5466] get_tree_bdev+0x358/0x544 [ 99.634414][ T5466] gfs2_get_tree+0x54/0x1b4 [ 99.635111][ T5466] vfs_get_tree+0x90/0x274 [ 99.635732][ T5466] do_new_mount+0x228/0x810 [ 99.636369][ T5466] path_mount+0x5bc/0x1008 [ 99.636997][ T5466] __arm64_sys_mount+0x514/0x5f0 [ 99.637742][ T5466] invoke_syscall+0x98/0x2b0 [ 99.638394][ T5466] el0_svc_common+0x138/0x258 [ 99.639030][ T5466] do_el0_svc+0x58/0x13c [ 99.639592][ T5466] el0_svc+0x78/0x1d0 [ 99.640152][ T5466] el0t_64_sync_handler+0xcc/0xe4 [ 99.640853][ T5466] el0t_64_sync+0x1a0/0x1a4 [ 99.710138][ T5466] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 99.728831][ T5466] syz.0.171 (5466): drop_caches: 2 [ 99.953102][ T5468] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 99.954452][ T5468] gfs2: fsid=.: Now mounting FS (format 1801)... [ 99.956390][ T5468] gfs2: fsid=..0: fatal: invalid metadata block [ 99.956390][ T5468] bh = 19 (type: exp=4, found=5) [ 99.956390][ T5468] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 99.959421][ T5468] gfs2: fsid=..0: about to withdraw this file system [ 99.992874][ T5468] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 99.994082][ T5468] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 99.995057][ T5468] gfs2: fsid=..0: File system withdrawn [ 99.995940][ T5468] CPU: 0 PID: 5468 Comm: syz.2.172 Not tainted syzkaller #0 [ 99.997006][ T5468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 99.998498][ T5468] Call trace: [ 99.999004][ T5468] dump_backtrace+0x0/0x458 [ 99.999734][ T5468] show_stack+0x2c/0x3c [ 100.000400][ T5468] __dump_stack+0x30/0x40 [ 100.001043][ T5468] dump_stack_lvl+0xf4/0x15c [ 100.001755][ T5468] dump_stack+0x1c/0x5c [ 100.002383][ T5468] gfs2_withdraw+0xc88/0x129c [ 100.003072][ T5468] gfs2_metatype_check_ii+0x8c/0xac [ 100.003803][ T5468] gfs2_meta_buffer+0x258/0x2ec [ 100.004479][ T5468] gfs2_inode_refresh+0xb0/0xdb4 [ 100.005230][ T5468] inode_go_lock+0xfc/0x38c [ 100.005892][ T5468] do_promote+0x668/0xa48 [ 100.006493][ T5468] finish_xmote+0x450/0xb0c [ 100.007146][ T5468] do_xmote+0x674/0xf58 [ 100.007764][ T5468] run_queue+0x3fc/0x698 [ 100.008387][ T5468] gfs2_glock_nq+0x828/0x1404 [ 100.009114][ T5468] init_journal+0xaa0/0x1e34 [ 100.009798][ T5468] init_inodes+0xe0/0x2d4 [ 100.010444][ T5468] gfs2_fill_super+0x1264/0x1a18 [ 100.011204][ T5468] get_tree_bdev+0x358/0x544 [ 100.011917][ T5468] gfs2_get_tree+0x54/0x1b4 [ 100.012638][ T5468] vfs_get_tree+0x90/0x274 [ 100.013301][ T5468] do_new_mount+0x228/0x810 [ 100.013979][ T5468] path_mount+0x5bc/0x1008 [ 100.014664][ T5468] __arm64_sys_mount+0x514/0x5f0 [ 100.015345][ T5468] invoke_syscall+0x98/0x2b0 [ 100.016050][ T5468] el0_svc_common+0x138/0x258 [ 100.016756][ T5468] do_el0_svc+0x58/0x13c [ 100.017404][ T5468] el0_svc+0x78/0x1d0 [ 100.017992][ T5468] el0t_64_sync_handler+0xcc/0xe4 [ 100.018716][ T5468] el0t_64_sync+0x1a0/0x1a4 [ 100.029153][ T5473] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 100.030365][ T5473] CPU: 1 PID: 5473 Comm: syz.1.175 Not tainted syzkaller #0 [ 100.031285][ T5473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.032813][ T5473] Call trace: [ 100.033261][ T5473] dump_backtrace+0x0/0x458 [ 100.033918][ T5473] show_stack+0x2c/0x3c [ 100.034541][ T5473] __dump_stack+0x30/0x40 [ 100.035167][ T5473] dump_stack_lvl+0xf4/0x15c [ 100.035874][ T5473] dump_stack+0x1c/0x5c [ 100.036194][ T5468] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 100.036484][ T5473] sysfs_create_dir_ns+0x244/0x264 [ 100.038322][ T5473] kobject_add_internal+0x5ac/0xc3c [ 100.039114][ T5473] kobject_init_and_add+0x124/0x190 [ 100.039870][ T5473] gfs2_sys_fs_add+0x200/0x41c [ 100.040628][ T5473] gfs2_fill_super+0xddc/0x1a18 [ 100.041314][ T5473] get_tree_bdev+0x358/0x544 [ 100.041991][ T5473] gfs2_get_tree+0x54/0x1b4 [ 100.042657][ T5473] vfs_get_tree+0x90/0x274 [ 100.043360][ T5473] do_new_mount+0x228/0x810 [ 100.043992][ T5473] path_mount+0x5bc/0x1008 [ 100.044613][ T5473] __arm64_sys_mount+0x514/0x5f0 [ 100.045345][ T5473] invoke_syscall+0x98/0x2b0 [ 100.046012][ T5473] el0_svc_common+0x138/0x258 [ 100.046686][ T5473] do_el0_svc+0x58/0x13c [ 100.047359][ T5473] el0_svc+0x78/0x1d0 [ 100.048034][ T5473] el0t_64_sync_handler+0xcc/0xe4 [ 100.048769][ T5473] el0t_64_sync+0x1a0/0x1a4 [ 100.055512][ T5468] syz.2.172 (5468): drop_caches: 2 [ 100.062145][ T5471] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 100.063259][ T5471] gfs2: fsid=.: Now mounting FS (format 1801)... [ 100.064408][ T5474] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 100.065557][ T5474] CPU: 0 PID: 5474 Comm: syz.4.173 Not tainted syzkaller #0 [ 100.066675][ T5474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.068118][ T5474] Call trace: [ 100.068559][ T5474] dump_backtrace+0x0/0x458 [ 100.069251][ T5474] show_stack+0x2c/0x3c [ 100.069849][ T5474] __dump_stack+0x30/0x40 [ 100.070475][ T5474] dump_stack_lvl+0xf4/0x15c [ 100.071103][ T5474] dump_stack+0x1c/0x5c [ 100.071701][ T5474] sysfs_create_dir_ns+0x244/0x264 [ 100.072494][ T5474] kobject_add_internal+0x5ac/0xc3c [ 100.073286][ T5474] kobject_init_and_add+0x124/0x190 [ 100.074044][ T5474] gfs2_sys_fs_add+0x200/0x41c [ 100.074714][ T5474] gfs2_fill_super+0xddc/0x1a18 [ 100.075400][ T5474] get_tree_bdev+0x358/0x544 [ 100.076141][ T5474] gfs2_get_tree+0x54/0x1b4 [ 100.076793][ T5474] vfs_get_tree+0x90/0x274 [ 100.077434][ T5474] do_new_mount+0x228/0x810 [ 100.078111][ T5474] path_mount+0x5bc/0x1008 [ 100.078715][ T5474] __arm64_sys_mount+0x514/0x5f0 [ 100.079418][ T5474] invoke_syscall+0x98/0x2b0 [ 100.080093][ T5474] el0_svc_common+0x138/0x258 [ 100.080777][ T5474] do_el0_svc+0x58/0x13c [ 100.081398][ T5474] el0_svc+0x78/0x1d0 [ 100.081980][ T5474] el0t_64_sync_handler+0xcc/0xe4 [ 100.082683][ T5474] el0t_64_sync+0x1a0/0x1a4 [ 100.090971][ T5471] gfs2: fsid=..0: fatal: invalid metadata block [ 100.090971][ T5471] bh = 19 (type: exp=4, found=5) [ 100.090971][ T5471] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 100.091297][ T5473] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 100.093802][ T5471] gfs2: fsid=..0: about to withdraw this file system [ 100.095761][ T5473] gfs2: fsid=.: error -17 adding sysfs files [ 100.115320][ T5471] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 100.116662][ T5471] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 100.117735][ T5471] gfs2: fsid=..0: File system withdrawn [ 100.118596][ T5471] CPU: 0 PID: 5471 Comm: syz.3.174 Not tainted syzkaller #0 [ 100.119707][ T5471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.121174][ T5471] Call trace: [ 100.121684][ T5471] dump_backtrace+0x0/0x458 [ 100.122367][ T5471] show_stack+0x2c/0x3c [ 100.122966][ T5471] __dump_stack+0x30/0x40 [ 100.123596][ T5471] dump_stack_lvl+0xf4/0x15c [ 100.124310][ T5471] dump_stack+0x1c/0x5c [ 100.124929][ T5471] gfs2_withdraw+0xc88/0x129c [ 100.125575][ T5471] gfs2_metatype_check_ii+0x8c/0xac [ 100.126325][ T5471] gfs2_meta_buffer+0x258/0x2ec [ 100.127015][ T5471] gfs2_inode_refresh+0xb0/0xdb4 [ 100.127719][ T5471] inode_go_lock+0xfc/0x38c [ 100.128352][ T5471] do_promote+0x668/0xa48 [ 100.128984][ T5471] finish_xmote+0x450/0xb0c [ 100.129653][ T5471] do_xmote+0x674/0xf58 [ 100.130254][ T5471] run_queue+0x3fc/0x698 [ 100.130841][ T5471] gfs2_glock_nq+0x828/0x1404 [ 100.131573][ T5471] init_journal+0xaa0/0x1e34 [ 100.132246][ T5471] init_inodes+0xe0/0x2d4 [ 100.132883][ T5471] gfs2_fill_super+0x1264/0x1a18 [ 100.133591][ T5471] get_tree_bdev+0x358/0x544 [ 100.134250][ T5471] gfs2_get_tree+0x54/0x1b4 [ 100.134895][ T5471] vfs_get_tree+0x90/0x274 [ 100.135513][ T5471] do_new_mount+0x228/0x810 [ 100.136122][ T5471] path_mount+0x5bc/0x1008 [ 100.136772][ T5471] __arm64_sys_mount+0x514/0x5f0 [ 100.137486][ T5471] invoke_syscall+0x98/0x2b0 [ 100.138176][ T5471] el0_svc_common+0x138/0x258 [ 100.138870][ T5471] do_el0_svc+0x58/0x13c [ 100.139517][ T5471] el0_svc+0x78/0x1d0 [ 100.140100][ T5471] el0t_64_sync_handler+0xcc/0xe4 [ 100.140865][ T5471] el0t_64_sync+0x1a0/0x1a4 [ 100.150125][ T5474] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 100.151979][ T5474] gfs2: fsid=.: error -17 adding sysfs files [ 100.161506][ T5474] syz.4.173 (5474): drop_caches: 2 [ 100.168228][ T5471] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 100.177231][ T5476] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 100.178347][ T5476] CPU: 1 PID: 5476 Comm: syz.0.176 Not tainted syzkaller #0 [ 100.179462][ T5476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.181008][ T5476] Call trace: [ 100.181489][ T5476] dump_backtrace+0x0/0x458 [ 100.182165][ T5476] show_stack+0x2c/0x3c [ 100.182798][ T5476] __dump_stack+0x30/0x40 [ 100.183442][ T5476] dump_stack_lvl+0xf4/0x15c [ 100.184179][ T5476] dump_stack+0x1c/0x5c [ 100.184811][ T5476] sysfs_create_dir_ns+0x244/0x264 [ 100.185607][ T5476] kobject_add_internal+0x5ac/0xc3c [ 100.186405][ T5476] kobject_init_and_add+0x124/0x190 [ 100.187193][ T5476] gfs2_sys_fs_add+0x200/0x41c [ 100.187900][ T5476] gfs2_fill_super+0xddc/0x1a18 [ 100.188651][ T5476] get_tree_bdev+0x358/0x544 [ 100.189324][ T5476] gfs2_get_tree+0x54/0x1b4 [ 100.189402][ T5471] syz.3.174 (5471): drop_caches: 2 [ 100.189970][ T5476] vfs_get_tree+0x90/0x274 [ 100.189989][ T5476] do_new_mount+0x228/0x810 [ 100.192118][ T5476] path_mount+0x5bc/0x1008 [ 100.192768][ T5476] __arm64_sys_mount+0x514/0x5f0 [ 100.193463][ T5476] invoke_syscall+0x98/0x2b0 [ 100.194146][ T5476] el0_svc_common+0x138/0x258 [ 100.194852][ T5476] do_el0_svc+0x58/0x13c [ 100.195486][ T5476] el0_svc+0x78/0x1d0 [ 100.196102][ T5476] el0t_64_sync_handler+0xcc/0xe4 [ 100.196812][ T5476] el0t_64_sync+0x1a0/0x1a4 [ 100.221694][ T5476] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 100.237754][ T5473] syz.1.175 (5473): drop_caches: 2 [ 100.238692][ T5476] gfs2: fsid=.: error -17 adding sysfs files [ 100.392403][ T5476] syz.0.176 (5476): drop_caches: 2 [ 100.551818][ T5478] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 100.553073][ T5478] gfs2: fsid=.: Now mounting FS (format 1801)... [ 100.559205][ T5478] gfs2: fsid=..0: fatal: invalid metadata block [ 100.559205][ T5478] bh = 19 (type: exp=4, found=5) [ 100.559205][ T5478] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 100.570122][ T5478] gfs2: fsid=..0: about to withdraw this file system [ 100.575158][ T5478] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 100.576481][ T5478] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 100.596508][ T5478] gfs2: fsid=..0: File system withdrawn [ 100.597409][ T5478] CPU: 0 PID: 5478 Comm: syz.2.177 Not tainted syzkaller #0 [ 100.598614][ T5478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.600183][ T5478] Call trace: [ 100.600730][ T5478] dump_backtrace+0x0/0x458 [ 100.601480][ T5478] show_stack+0x2c/0x3c [ 100.602174][ T5478] __dump_stack+0x30/0x40 [ 100.602820][ T5478] dump_stack_lvl+0xf4/0x15c [ 100.603516][ T5478] dump_stack+0x1c/0x5c [ 100.604190][ T5478] gfs2_withdraw+0xc88/0x129c [ 100.604919][ T5478] gfs2_metatype_check_ii+0x8c/0xac [ 100.605738][ T5478] gfs2_meta_buffer+0x258/0x2ec [ 100.606518][ T5478] gfs2_inode_refresh+0xb0/0xdb4 [ 100.607274][ T5478] inode_go_lock+0xfc/0x38c [ 100.607981][ T5478] do_promote+0x668/0xa48 [ 100.608663][ T5478] finish_xmote+0x450/0xb0c [ 100.609356][ T5478] do_xmote+0x674/0xf58 [ 100.609986][ T5478] run_queue+0x3fc/0x698 [ 100.610596][ T5478] gfs2_glock_nq+0x828/0x1404 [ 100.611331][ T5478] init_journal+0xaa0/0x1e34 [ 100.612079][ T5478] init_inodes+0xe0/0x2d4 [ 100.612739][ T5478] gfs2_fill_super+0x1264/0x1a18 [ 100.613466][ T5478] get_tree_bdev+0x358/0x544 [ 100.614118][ T5478] gfs2_get_tree+0x54/0x1b4 [ 100.614759][ T5478] vfs_get_tree+0x90/0x274 [ 100.615422][ T5478] do_new_mount+0x228/0x810 [ 100.616066][ T5478] path_mount+0x5bc/0x1008 [ 100.616756][ T5478] __arm64_sys_mount+0x514/0x5f0 [ 100.617521][ T5478] invoke_syscall+0x98/0x2b0 [ 100.618194][ T5478] el0_svc_common+0x138/0x258 [ 100.618865][ T5478] do_el0_svc+0x58/0x13c [ 100.619527][ T5478] el0_svc+0x78/0x1d0 [ 100.620144][ T5478] el0t_64_sync_handler+0xcc/0xe4 [ 100.620875][ T5478] el0t_64_sync+0x1a0/0x1a4 [ 100.627745][ T5478] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 100.648147][ T5478] syz.2.177 (5478): drop_caches: 2 [ 100.652025][ T5480] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 100.653172][ T5480] gfs2: fsid=.: Now mounting FS (format 1801)... [ 100.658157][ T5482] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 100.659283][ T5482] CPU: 0 PID: 5482 Comm: syz.4.178 Not tainted syzkaller #0 [ 100.660360][ T5482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.660970][ T5480] gfs2: fsid=..0: fatal: invalid metadata block [ 100.660970][ T5480] bh = 19 (type: exp=4, found=5) [ 100.660970][ T5480] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 100.661920][ T5482] Call trace: [ 100.665473][ T5482] dump_backtrace+0x0/0x458 [ 100.666119][ T5482] show_stack+0x2c/0x3c [ 100.666725][ T5482] __dump_stack+0x30/0x40 [ 100.667401][ T5482] dump_stack_lvl+0xf4/0x15c [ 100.668083][ T5482] dump_stack+0x1c/0x5c [ 100.668331][ T5480] gfs2: fsid=..0: about to withdraw this file system [ 100.668695][ T5482] sysfs_create_dir_ns+0x244/0x264 [ 100.670488][ T5482] kobject_add_internal+0x5ac/0xc3c [ 100.671283][ T5482] kobject_init_and_add+0x124/0x190 [ 100.672046][ T5482] gfs2_sys_fs_add+0x200/0x41c [ 100.672761][ T5482] gfs2_fill_super+0xddc/0x1a18 [ 100.673489][ T5482] get_tree_bdev+0x358/0x544 [ 100.674185][ T5482] gfs2_get_tree+0x54/0x1b4 [ 100.674873][ T5482] vfs_get_tree+0x90/0x274 [ 100.675526][ T5482] do_new_mount+0x228/0x810 [ 100.676167][ T5482] path_mount+0x5bc/0x1008 [ 100.676767][ T5482] __arm64_sys_mount+0x514/0x5f0 [ 100.677410][ T5482] invoke_syscall+0x98/0x2b0 [ 100.677945][ T5480] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 100.678031][ T5482] el0_svc_common+0x138/0x258 [ 100.680030][ T5482] do_el0_svc+0x58/0x13c [ 100.680458][ T5480] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 100.680604][ T5482] el0_svc+0x78/0x1d0 [ 100.682066][ T5482] el0t_64_sync_handler+0xcc/0xe4 [ 100.682833][ T5482] el0t_64_sync+0x1a0/0x1a4 [ 100.695169][ T5484] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 100.696380][ T5484] CPU: 1 PID: 5484 Comm: syz.1.180 Not tainted syzkaller #0 [ 100.697456][ T5484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.698968][ T5484] Call trace: [ 100.699455][ T5484] dump_backtrace+0x0/0x458 [ 100.700151][ T5484] show_stack+0x2c/0x3c [ 100.700820][ T5484] __dump_stack+0x30/0x40 [ 100.701555][ T5484] dump_stack_lvl+0xf4/0x15c [ 100.702253][ T5484] dump_stack+0x1c/0x5c [ 100.702926][ T5484] sysfs_create_dir_ns+0x244/0x264 [ 100.703706][ T5484] kobject_add_internal+0x5ac/0xc3c [ 100.704525][ T5484] kobject_init_and_add+0x124/0x190 [ 100.705290][ T5484] gfs2_sys_fs_add+0x200/0x41c [ 100.706061][ T5484] gfs2_fill_super+0xddc/0x1a18 [ 100.706793][ T5484] get_tree_bdev+0x358/0x544 [ 100.707475][ T5484] gfs2_get_tree+0x54/0x1b4 [ 100.708121][ T5484] vfs_get_tree+0x90/0x274 [ 100.708773][ T5484] do_new_mount+0x228/0x810 [ 100.709462][ T5484] path_mount+0x5bc/0x1008 [ 100.710073][ T5484] __arm64_sys_mount+0x514/0x5f0 [ 100.710800][ T5484] invoke_syscall+0x98/0x2b0 [ 100.711492][ T5484] el0_svc_common+0x138/0x258 [ 100.712127][ T5484] do_el0_svc+0x58/0x13c [ 100.712744][ T5484] el0_svc+0x78/0x1d0 [ 100.713359][ T5484] el0t_64_sync_handler+0xcc/0xe4 [ 100.714024][ T5484] el0t_64_sync+0x1a0/0x1a4 [ 100.714492][ T5482] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 100.720072][ T5482] gfs2: fsid=.: error -17 adding sysfs files [ 100.730343][ T5480] gfs2: fsid=..0: File system withdrawn [ 100.731277][ T5480] CPU: 1 PID: 5480 Comm: syz.3.179 Not tainted syzkaller #0 [ 100.732332][ T5480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.733757][ T5480] Call trace: [ 100.734242][ T5480] dump_backtrace+0x0/0x458 [ 100.734887][ T5480] show_stack+0x2c/0x3c [ 100.735513][ T5480] __dump_stack+0x30/0x40 [ 100.735967][ T5482] syz.4.178 (5482): drop_caches: 2 [ 100.736128][ T5480] dump_stack_lvl+0xf4/0x15c [ 100.737539][ T5480] dump_stack+0x1c/0x5c [ 100.738156][ T5480] gfs2_withdraw+0xc88/0x129c [ 100.738850][ T5480] gfs2_metatype_check_ii+0x8c/0xac [ 100.739601][ T5480] gfs2_meta_buffer+0x258/0x2ec [ 100.740334][ T5480] gfs2_inode_refresh+0xb0/0xdb4 [ 100.741092][ T5480] inode_go_lock+0xfc/0x38c [ 100.741836][ T5480] do_promote+0x668/0xa48 [ 100.742472][ T5480] finish_xmote+0x450/0xb0c [ 100.743170][ T5480] do_xmote+0x674/0xf58 [ 100.743820][ T5480] run_queue+0x3fc/0x698 [ 100.744450][ T5480] gfs2_glock_nq+0x828/0x1404 [ 100.745107][ T5480] init_journal+0xaa0/0x1e34 [ 100.745738][ T5480] init_inodes+0xe0/0x2d4 [ 100.746347][ T5480] gfs2_fill_super+0x1264/0x1a18 [ 100.747065][ T5480] get_tree_bdev+0x358/0x544 [ 100.747760][ T5480] gfs2_get_tree+0x54/0x1b4 [ 100.748384][ T5480] vfs_get_tree+0x90/0x274 [ 100.748991][ T5480] do_new_mount+0x228/0x810 [ 100.749644][ T5480] path_mount+0x5bc/0x1008 [ 100.750302][ T5480] __arm64_sys_mount+0x514/0x5f0 [ 100.750985][ T5480] invoke_syscall+0x98/0x2b0 [ 100.751798][ T5480] el0_svc_common+0x138/0x258 [ 100.752603][ T5480] do_el0_svc+0x58/0x13c [ 100.753316][ T5480] el0_svc+0x78/0x1d0 [ 100.753948][ T5480] el0t_64_sync_handler+0xcc/0xe4 [ 100.754746][ T5480] el0t_64_sync+0x1a0/0x1a4 [ 100.772912][ T5484] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 100.775475][ T5484] gfs2: fsid=.: error -17 adding sysfs files [ 100.777181][ T5484] syz.1.180 (5484): drop_caches: 2 [ 100.796339][ T5480] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 100.818688][ T5480] syz.3.179 (5480): drop_caches: 2 [ 100.821636][ T5486] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 100.822818][ T5486] gfs2: fsid=.: Now mounting FS (format 1801)... [ 100.824841][ T5486] gfs2: fsid=..0: fatal: invalid metadata block [ 100.824841][ T5486] bh = 19 (type: exp=4, found=5) [ 100.824841][ T5486] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 100.830070][ T5486] gfs2: fsid=..0: about to withdraw this file system [ 100.851237][ T5486] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 100.852530][ T5486] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 100.853681][ T5486] gfs2: fsid=..0: File system withdrawn [ 100.854579][ T5486] CPU: 0 PID: 5486 Comm: syz.0.181 Not tainted syzkaller #0 [ 100.855672][ T5486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 100.857309][ T5486] Call trace: [ 100.857801][ T5486] dump_backtrace+0x0/0x458 [ 100.858484][ T5486] show_stack+0x2c/0x3c [ 100.859095][ T5486] __dump_stack+0x30/0x40 [ 100.859747][ T5486] dump_stack_lvl+0xf4/0x15c [ 100.860421][ T5486] dump_stack+0x1c/0x5c [ 100.861039][ T5486] gfs2_withdraw+0xc88/0x129c [ 100.861702][ T5486] gfs2_metatype_check_ii+0x8c/0xac [ 100.862479][ T5486] gfs2_meta_buffer+0x258/0x2ec [ 100.863226][ T5486] gfs2_inode_refresh+0xb0/0xdb4 [ 100.863943][ T5486] inode_go_lock+0xfc/0x38c [ 100.864625][ T5486] do_promote+0x668/0xa48 [ 100.865263][ T5486] finish_xmote+0x450/0xb0c [ 100.865902][ T5486] do_xmote+0x674/0xf58 [ 100.866550][ T5486] run_queue+0x3fc/0x698 [ 100.867186][ T5486] gfs2_glock_nq+0x828/0x1404 [ 100.867863][ T5486] init_journal+0xaa0/0x1e34 [ 100.868525][ T5486] init_inodes+0xe0/0x2d4 [ 100.869120][ T5486] gfs2_fill_super+0x1264/0x1a18 [ 100.869809][ T5486] get_tree_bdev+0x358/0x544 [ 100.870461][ T5486] gfs2_get_tree+0x54/0x1b4 [ 100.871140][ T5486] vfs_get_tree+0x90/0x274 [ 100.871785][ T5486] do_new_mount+0x228/0x810 [ 100.872456][ T5486] path_mount+0x5bc/0x1008 [ 100.873109][ T5486] __arm64_sys_mount+0x514/0x5f0 [ 100.873749][ T5486] invoke_syscall+0x98/0x2b0 [ 100.874414][ T5486] el0_svc_common+0x138/0x258 [ 100.875093][ T5486] do_el0_svc+0x58/0x13c [ 100.875724][ T5486] el0_svc+0x78/0x1d0 [ 100.876324][ T5486] el0t_64_sync_handler+0xcc/0xe4 [ 100.877038][ T5486] el0t_64_sync+0x1a0/0x1a4 [ 100.928755][ T5486] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 100.960189][ T5486] syz.0.181 (5486): drop_caches: 2 [ 101.186228][ T5488] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 101.187403][ T5488] gfs2: fsid=.: Now mounting FS (format 1801)... [ 101.189493][ T5488] gfs2: fsid=..0: fatal: invalid metadata block [ 101.189493][ T5488] bh = 19 (type: exp=4, found=5) [ 101.189493][ T5488] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 101.199186][ T5488] gfs2: fsid=..0: about to withdraw this file system [ 101.211095][ T5490] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 101.212121][ T5490] CPU: 0 PID: 5490 Comm: syz.4.183 Not tainted syzkaller #0 [ 101.212384][ T5488] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 101.213181][ T5490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.214475][ T5488] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 101.215976][ T5490] Call trace: [ 101.215983][ T5490] dump_backtrace+0x0/0x458 [ 101.217991][ T5490] show_stack+0x2c/0x3c [ 101.218606][ T5490] __dump_stack+0x30/0x40 [ 101.219283][ T5490] dump_stack_lvl+0xf4/0x15c [ 101.219928][ T5490] dump_stack+0x1c/0x5c [ 101.220556][ T5490] sysfs_create_dir_ns+0x244/0x264 [ 101.221341][ T5490] kobject_add_internal+0x5ac/0xc3c [ 101.222102][ T5490] kobject_init_and_add+0x124/0x190 [ 101.222850][ T5490] gfs2_sys_fs_add+0x200/0x41c [ 101.223527][ T5490] gfs2_fill_super+0xddc/0x1a18 [ 101.224279][ T5490] get_tree_bdev+0x358/0x544 [ 101.224952][ T5490] gfs2_get_tree+0x54/0x1b4 [ 101.225581][ T5490] vfs_get_tree+0x90/0x274 [ 101.226215][ T5490] do_new_mount+0x228/0x810 [ 101.226900][ T5490] path_mount+0x5bc/0x1008 [ 101.227537][ T5490] __arm64_sys_mount+0x514/0x5f0 [ 101.228280][ T5490] invoke_syscall+0x98/0x2b0 [ 101.228929][ T5490] el0_svc_common+0x138/0x258 [ 101.229586][ T5490] do_el0_svc+0x58/0x13c [ 101.229678][ T5488] gfs2: fsid=..0: File system withdrawn [ 101.230202][ T5490] el0_svc+0x78/0x1d0 [ 101.230220][ T5490] el0t_64_sync_handler+0xcc/0xe4 [ 101.232476][ T5490] el0t_64_sync+0x1a0/0x1a4 [ 101.234555][ T5488] CPU: 1 PID: 5488 Comm: syz.2.182 Not tainted syzkaller #0 [ 101.235714][ T5488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.237288][ T5488] Call trace: [ 101.237817][ T5488] dump_backtrace+0x0/0x458 [ 101.238521][ T5488] show_stack+0x2c/0x3c [ 101.239186][ T5488] __dump_stack+0x30/0x40 [ 101.239866][ T5488] dump_stack_lvl+0xf4/0x15c [ 101.240600][ T5488] dump_stack+0x1c/0x5c [ 101.241292][ T5488] gfs2_withdraw+0xc88/0x129c [ 101.242015][ T5488] gfs2_metatype_check_ii+0x8c/0xac [ 101.242826][ T5488] gfs2_meta_buffer+0x258/0x2ec [ 101.243544][ T5488] gfs2_inode_refresh+0xb0/0xdb4 [ 101.244319][ T5488] inode_go_lock+0xfc/0x38c [ 101.245005][ T5488] do_promote+0x668/0xa48 [ 101.245652][ T5488] finish_xmote+0x450/0xb0c [ 101.246384][ T5488] do_xmote+0x674/0xf58 [ 101.247093][ T5488] run_queue+0x3fc/0x698 [ 101.247771][ T5488] gfs2_glock_nq+0x828/0x1404 [ 101.248456][ T5488] init_journal+0xaa0/0x1e34 [ 101.249138][ T5488] init_inodes+0xe0/0x2d4 [ 101.249782][ T5488] gfs2_fill_super+0x1264/0x1a18 [ 101.250495][ T5488] get_tree_bdev+0x358/0x544 [ 101.251202][ T5488] gfs2_get_tree+0x54/0x1b4 [ 101.251832][ T5488] vfs_get_tree+0x90/0x274 [ 101.252481][ T5488] do_new_mount+0x228/0x810 [ 101.253173][ T5488] path_mount+0x5bc/0x1008 [ 101.253651][ T5490] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 101.253796][ T5488] __arm64_sys_mount+0x514/0x5f0 [ 101.255748][ T5490] gfs2: fsid=.: error -17 adding sysfs files [ 101.256494][ T5488] invoke_syscall+0x98/0x2b0 [ 101.258011][ T5488] el0_svc_common+0x138/0x258 [ 101.258682][ T5488] do_el0_svc+0x58/0x13c [ 101.259265][ T5488] el0_svc+0x78/0x1d0 [ 101.259833][ T5488] el0t_64_sync_handler+0xcc/0xe4 [ 101.260587][ T5488] el0t_64_sync+0x1a0/0x1a4 [ 101.282931][ T5492] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 101.284082][ T5492] CPU: 0 PID: 5492 Comm: syz.1.184 Not tainted syzkaller #0 [ 101.285080][ T5492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.286513][ T5492] Call trace: [ 101.287027][ T5492] dump_backtrace+0x0/0x458 [ 101.287700][ T5492] show_stack+0x2c/0x3c [ 101.288296][ T5492] __dump_stack+0x30/0x40 [ 101.288966][ T5492] dump_stack_lvl+0xf4/0x15c [ 101.289344][ T5488] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 101.289663][ T5492] dump_stack+0x1c/0x5c [ 101.291393][ T5492] sysfs_create_dir_ns+0x244/0x264 [ 101.292148][ T5492] kobject_add_internal+0x5ac/0xc3c [ 101.292968][ T5492] kobject_init_and_add+0x124/0x190 [ 101.293739][ T5492] gfs2_sys_fs_add+0x200/0x41c [ 101.294455][ T5492] gfs2_fill_super+0xddc/0x1a18 [ 101.295162][ T5492] get_tree_bdev+0x358/0x544 [ 101.295807][ T5492] gfs2_get_tree+0x54/0x1b4 [ 101.296466][ T5492] vfs_get_tree+0x90/0x274 [ 101.297118][ T5492] do_new_mount+0x228/0x810 [ 101.297770][ T5492] path_mount+0x5bc/0x1008 [ 101.298382][ T5492] __arm64_sys_mount+0x514/0x5f0 [ 101.299066][ T5492] invoke_syscall+0x98/0x2b0 [ 101.299722][ T5492] el0_svc_common+0x138/0x258 [ 101.299793][ T5488] syz.2.182 (5488): drop_caches: 2 [ 101.300407][ T5492] do_el0_svc+0x58/0x13c [ 101.300427][ T5492] el0_svc+0x78/0x1d0 [ 101.300436][ T5492] el0t_64_sync_handler+0xcc/0xe4 [ 101.303156][ T5492] el0t_64_sync+0x1a0/0x1a4 [ 101.311291][ T5496] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 101.312464][ T5496] gfs2: fsid=.: Now mounting FS (format 1801)... [ 101.316632][ T5496] gfs2: fsid=..0: fatal: invalid metadata block [ 101.316632][ T5496] bh = 19 (type: exp=4, found=5) [ 101.316632][ T5496] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 101.322596][ T5496] gfs2: fsid=..0: about to withdraw this file system [ 101.326473][ T5496] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 101.327850][ T5496] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 101.328902][ T5496] gfs2: fsid=..0: File system withdrawn [ 101.329248][ T5494] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 101.329766][ T5496] CPU: 0 PID: 5496 Comm: syz.0.186 Not tainted syzkaller #0 [ 101.331949][ T5496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.333507][ T5496] Call trace: [ 101.333986][ T5496] dump_backtrace+0x0/0x458 [ 101.334712][ T5496] show_stack+0x2c/0x3c [ 101.335341][ T5496] __dump_stack+0x30/0x40 [ 101.336015][ T5496] dump_stack_lvl+0xf4/0x15c [ 101.336731][ T5496] dump_stack+0x1c/0x5c [ 101.337380][ T5496] gfs2_withdraw+0xc88/0x129c [ 101.338068][ T5496] gfs2_metatype_check_ii+0x8c/0xac [ 101.338859][ T5496] gfs2_meta_buffer+0x258/0x2ec [ 101.339556][ T5496] gfs2_inode_refresh+0xb0/0xdb4 [ 101.340317][ T5496] inode_go_lock+0xfc/0x38c [ 101.341016][ T5496] do_promote+0x668/0xa48 [ 101.341663][ T5496] finish_xmote+0x450/0xb0c [ 101.342354][ T5496] do_xmote+0x674/0xf58 [ 101.343010][ T5496] run_queue+0x3fc/0x698 [ 101.343646][ T5496] gfs2_glock_nq+0x828/0x1404 [ 101.344330][ T5496] init_journal+0xaa0/0x1e34 [ 101.345059][ T5496] init_inodes+0xe0/0x2d4 [ 101.345689][ T5496] gfs2_fill_super+0x1264/0x1a18 [ 101.346381][ T5496] get_tree_bdev+0x358/0x544 [ 101.347047][ T5496] gfs2_get_tree+0x54/0x1b4 [ 101.347704][ T5496] vfs_get_tree+0x90/0x274 [ 101.348375][ T5496] do_new_mount+0x228/0x810 [ 101.349035][ T5496] path_mount+0x5bc/0x1008 [ 101.349692][ T5496] __arm64_sys_mount+0x514/0x5f0 [ 101.350400][ T5496] invoke_syscall+0x98/0x2b0 [ 101.351069][ T5496] el0_svc_common+0x138/0x258 [ 101.351762][ T5496] do_el0_svc+0x58/0x13c [ 101.352404][ T5496] el0_svc+0x78/0x1d0 [ 101.352992][ T5496] el0t_64_sync_handler+0xcc/0xe4 [ 101.353761][ T5496] el0t_64_sync+0x1a0/0x1a4 [ 101.354365][ T5494] CPU: 1 PID: 5494 Comm: syz.3.185 Not tainted syzkaller #0 [ 101.355473][ T5494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.356921][ T5494] Call trace: [ 101.357378][ T5494] dump_backtrace+0x0/0x458 [ 101.358043][ T5494] show_stack+0x2c/0x3c 1970/01/01 00:01:41 executed programs: 181 [ 101.358665][ T5494] __dump_stack+0x30/0x40 [ 101.359294][ T5494] dump_stack_lvl+0xf4/0x15c [ 101.359336][ T5492] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 101.359997][ T5494] dump_stack+0x1c/0x5c [ 101.360014][ T5494] sysfs_create_dir_ns+0x244/0x264 [ 101.360027][ T5494] kobject_add_internal+0x5ac/0xc3c [ 101.360034][ T5494] kobject_init_and_add+0x124/0x190 [ 101.360040][ T5494] gfs2_sys_fs_add+0x200/0x41c [ 101.360046][ T5494] gfs2_fill_super+0xddc/0x1a18 [ 101.360051][ T5494] get_tree_bdev+0x358/0x544 [ 101.360056][ T5494] gfs2_get_tree+0x54/0x1b4 [ 101.360061][ T5494] vfs_get_tree+0x90/0x274 [ 101.360066][ T5494] do_new_mount+0x228/0x810 [ 101.360071][ T5494] path_mount+0x5bc/0x1008 [ 101.360075][ T5494] __arm64_sys_mount+0x514/0x5f0 [ 101.360080][ T5494] invoke_syscall+0x98/0x2b0 [ 101.360085][ T5494] el0_svc_common+0x138/0x258 [ 101.360091][ T5494] do_el0_svc+0x58/0x13c [ 101.360096][ T5494] el0_svc+0x78/0x1d0 [ 101.361916][ T5492] gfs2: fsid=.: error -17 adding sysfs files [ 101.362480][ T5494] el0t_64_sync_handler+0xcc/0xe4 [ 101.363721][ T5496] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 101.363959][ T5494] el0t_64_sync+0x1a0/0x1a4 [ 101.378273][ T5492] syz.1.184 (5492): drop_caches: 2 [ 101.392781][ T5490] syz.4.183 (5490): drop_caches: 2 [ 101.394748][ T5494] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 101.397665][ T5494] gfs2: fsid=.: error -17 adding sysfs files [ 101.471474][ T5496] syz.0.186 (5496): drop_caches: 2 [ 101.543070][ T5494] syz.3.185 (5494): drop_caches: 2 [ 101.685186][ T5498] set_capacity_and_notify: 33 callbacks suppressed [ 101.685196][ T5498] loop2: detected capacity change from 0 to 32768 [ 101.734430][ T5498] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 101.735737][ T5498] gfs2: fsid=.: Now mounting FS (format 1801)... [ 101.737853][ T5498] gfs2: fsid=..0: fatal: invalid metadata block [ 101.737853][ T5498] bh = 19 (type: exp=4, found=5) [ 101.737853][ T5498] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 101.749907][ T5498] gfs2: fsid=..0: about to withdraw this file system [ 101.753764][ T5498] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 101.754882][ T5498] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 101.755877][ T5498] gfs2: fsid=..0: File system withdrawn [ 101.756663][ T5498] CPU: 1 PID: 5498 Comm: syz.2.187 Not tainted syzkaller #0 [ 101.757720][ T5498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.759149][ T5498] Call trace: [ 101.759599][ T5498] dump_backtrace+0x0/0x458 [ 101.760297][ T5498] show_stack+0x2c/0x3c [ 101.760915][ T5498] __dump_stack+0x30/0x40 [ 101.761533][ T5498] dump_stack_lvl+0xf4/0x15c [ 101.762211][ T5498] dump_stack+0x1c/0x5c [ 101.762860][ T5498] gfs2_withdraw+0xc88/0x129c [ 101.763514][ T5498] gfs2_metatype_check_ii+0x8c/0xac [ 101.764281][ T5498] gfs2_meta_buffer+0x258/0x2ec [ 101.764973][ T5498] gfs2_inode_refresh+0xb0/0xdb4 [ 101.765635][ T5498] inode_go_lock+0xfc/0x38c [ 101.766289][ T5498] do_promote+0x668/0xa48 [ 101.766911][ T5498] finish_xmote+0x450/0xb0c [ 101.767569][ T5498] do_xmote+0x674/0xf58 [ 101.768160][ T5498] run_queue+0x3fc/0x698 [ 101.768753][ T5498] gfs2_glock_nq+0x828/0x1404 [ 101.769446][ T5498] init_journal+0xaa0/0x1e34 [ 101.770125][ T5498] init_inodes+0xe0/0x2d4 [ 101.770719][ T5498] gfs2_fill_super+0x1264/0x1a18 [ 101.771465][ T5498] get_tree_bdev+0x358/0x544 [ 101.772091][ T5498] gfs2_get_tree+0x54/0x1b4 [ 101.772773][ T5498] vfs_get_tree+0x90/0x274 [ 101.773455][ T5498] do_new_mount+0x228/0x810 [ 101.774089][ T5498] path_mount+0x5bc/0x1008 [ 101.774742][ T5498] __arm64_sys_mount+0x514/0x5f0 [ 101.775429][ T5498] invoke_syscall+0x98/0x2b0 [ 101.776101][ T5498] el0_svc_common+0x138/0x258 [ 101.776794][ T5498] do_el0_svc+0x58/0x13c [ 101.777381][ T5498] el0_svc+0x78/0x1d0 [ 101.778005][ T5498] el0t_64_sync_handler+0xcc/0xe4 [ 101.778687][ T5498] el0t_64_sync+0x1a0/0x1a4 [ 101.847492][ T5500] loop1: detected capacity change from 0 to 32768 [ 101.856189][ T5498] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 101.863520][ T5502] loop4: detected capacity change from 0 to 32768 [ 101.864992][ T5504] loop0: detected capacity change from 0 to 32768 [ 101.867257][ T5504] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 101.868301][ T5504] CPU: 0 PID: 5504 Comm: syz.0.190 Not tainted syzkaller #0 [ 101.869421][ T5504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.871033][ T5504] Call trace: [ 101.871526][ T5504] dump_backtrace+0x0/0x458 [ 101.872236][ T5504] show_stack+0x2c/0x3c [ 101.872880][ T5504] __dump_stack+0x30/0x40 [ 101.873542][ T5504] dump_stack_lvl+0xf4/0x15c [ 101.874271][ T5504] dump_stack+0x1c/0x5c [ 101.874908][ T5504] sysfs_create_dir_ns+0x244/0x264 [ 101.875680][ T5504] kobject_add_internal+0x5ac/0xc3c [ 101.876452][ T5504] kobject_init_and_add+0x124/0x190 [ 101.877232][ T5504] gfs2_sys_fs_add+0x200/0x41c [ 101.877933][ T5504] gfs2_fill_super+0xddc/0x1a18 [ 101.878644][ T5504] get_tree_bdev+0x358/0x544 [ 101.879344][ T5504] gfs2_get_tree+0x54/0x1b4 [ 101.880039][ T5504] vfs_get_tree+0x90/0x274 [ 101.880731][ T5504] do_new_mount+0x228/0x810 [ 101.881426][ T5504] path_mount+0x5bc/0x1008 [ 101.882117][ T5504] __arm64_sys_mount+0x514/0x5f0 [ 101.882828][ T5504] invoke_syscall+0x98/0x2b0 [ 101.883535][ T5504] el0_svc_common+0x138/0x258 [ 101.884244][ T5504] do_el0_svc+0x58/0x13c [ 101.884885][ T5504] el0_svc+0x78/0x1d0 [ 101.885527][ T5504] el0t_64_sync_handler+0xcc/0xe4 [ 101.886357][ T5504] el0t_64_sync+0x1a0/0x1a4 [ 101.894340][ T5500] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 101.895493][ T5500] gfs2: fsid=.: Now mounting FS (format 1801)... [ 101.897420][ T5500] gfs2: fsid=..0: fatal: invalid metadata block [ 101.897420][ T5500] bh = 19 (type: exp=4, found=5) [ 101.897420][ T5500] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 101.900512][ T5500] gfs2: fsid=..0: about to withdraw this file system [ 101.904321][ T5500] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 101.905485][ T5500] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 101.906459][ T5500] gfs2: fsid=..0: File system withdrawn [ 101.907319][ T5500] CPU: 0 PID: 5500 Comm: syz.1.188 Not tainted syzkaller #0 [ 101.908351][ T5500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.909828][ T5500] Call trace: [ 101.910335][ T5500] dump_backtrace+0x0/0x458 [ 101.911032][ T5500] show_stack+0x2c/0x3c [ 101.911663][ T5500] __dump_stack+0x30/0x40 [ 101.912309][ T5500] dump_stack_lvl+0xf4/0x15c [ 101.912936][ T5500] dump_stack+0x1c/0x5c [ 101.913546][ T5500] gfs2_withdraw+0xc88/0x129c [ 101.914229][ T5500] gfs2_metatype_check_ii+0x8c/0xac [ 101.914946][ T5500] gfs2_meta_buffer+0x258/0x2ec [ 101.915624][ T5500] gfs2_inode_refresh+0xb0/0xdb4 [ 101.916327][ T5500] inode_go_lock+0xfc/0x38c [ 101.917039][ T5500] do_promote+0x668/0xa48 [ 101.917689][ T5500] finish_xmote+0x450/0xb0c [ 101.918349][ T5500] do_xmote+0x674/0xf58 [ 101.918962][ T5500] run_queue+0x3fc/0x698 [ 101.919605][ T5500] gfs2_glock_nq+0x828/0x1404 [ 101.919970][ T5506] loop3: detected capacity change from 0 to 32768 [ 101.920285][ T5500] init_journal+0xaa0/0x1e34 [ 101.921488][ T5504] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 101.921929][ T5500] init_inodes+0xe0/0x2d4 [ 101.924263][ T5504] gfs2: fsid=.: error -17 adding sysfs files [ 101.924355][ T5500] gfs2_fill_super+0x1264/0x1a18 [ 101.924371][ T5500] get_tree_bdev+0x358/0x544 [ 101.924380][ T5500] gfs2_get_tree+0x54/0x1b4 [ 101.927349][ T5500] vfs_get_tree+0x90/0x274 [ 101.928011][ T5500] do_new_mount+0x228/0x810 [ 101.928702][ T5500] path_mount+0x5bc/0x1008 [ 101.929342][ T5500] __arm64_sys_mount+0x514/0x5f0 [ 101.930131][ T5500] invoke_syscall+0x98/0x2b0 [ 101.930827][ T5500] el0_svc_common+0x138/0x258 [ 101.931549][ T5500] do_el0_svc+0x58/0x13c [ 101.932139][ T5500] el0_svc+0x78/0x1d0 [ 101.932732][ T5500] el0t_64_sync_handler+0xcc/0xe4 [ 101.933469][ T5500] el0t_64_sync+0x1a0/0x1a4 [ 101.938033][ T5500] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 101.948238][ T5500] syz.1.188 (5500): drop_caches: 2 [ 101.977895][ T5502] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 101.977981][ T5506] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 101.978929][ T5502] CPU: 0 PID: 5502 Comm: syz.4.189 Not tainted syzkaller #0 [ 101.980360][ T5506] gfs2: fsid=.: Now mounting FS (format 1801)... [ 101.981076][ T5502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 101.983480][ T5502] Call trace: [ 101.983947][ T5502] dump_backtrace+0x0/0x458 [ 101.984596][ T5502] show_stack+0x2c/0x3c [ 101.985253][ T5502] __dump_stack+0x30/0x40 [ 101.985868][ T5502] dump_stack_lvl+0xf4/0x15c [ 101.986540][ T5502] dump_stack+0x1c/0x5c [ 101.987139][ T5502] sysfs_create_dir_ns+0x244/0x264 [ 101.987929][ T5502] kobject_add_internal+0x5ac/0xc3c [ 101.988651][ T5502] kobject_init_and_add+0x124/0x190 [ 101.988702][ T5506] gfs2: fsid=..0: fatal: invalid metadata block [ 101.988702][ T5506] bh = 19 (type: exp=4, found=5) [ 101.988702][ T5506] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 101.989478][ T5502] gfs2_sys_fs_add+0x200/0x41c [ 101.993126][ T5502] gfs2_fill_super+0xddc/0x1a18 [ 101.993832][ T5502] get_tree_bdev+0x358/0x544 [ 101.994456][ T5502] gfs2_get_tree+0x54/0x1b4 [ 101.995084][ T5502] vfs_get_tree+0x90/0x274 [ 101.995712][ T5502] do_new_mount+0x228/0x810 [ 101.996365][ T5502] path_mount+0x5bc/0x1008 [ 101.996986][ T5502] __arm64_sys_mount+0x514/0x5f0 [ 101.997687][ T5502] invoke_syscall+0x98/0x2b0 [ 101.998337][ T5502] el0_svc_common+0x138/0x258 [ 101.998966][ T5502] do_el0_svc+0x58/0x13c [ 101.999555][ T5502] el0_svc+0x78/0x1d0 [ 102.000163][ T5502] el0t_64_sync_handler+0xcc/0xe4 [ 102.000903][ T5502] el0t_64_sync+0x1a0/0x1a4 [ 102.005269][ T5506] gfs2: fsid=..0: about to withdraw this file system [ 102.013586][ T5506] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 102.014895][ T5506] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 102.023471][ T5506] gfs2: fsid=..0: File system withdrawn [ 102.024318][ T5506] CPU: 1 PID: 5506 Comm: syz.3.191 Not tainted syzkaller #0 [ 102.025462][ T5506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 102.027002][ T5506] Call trace: [ 102.027511][ T5506] dump_backtrace+0x0/0x458 [ 102.028271][ T5506] show_stack+0x2c/0x3c [ 102.028925][ T5506] __dump_stack+0x30/0x40 [ 102.029596][ T5506] dump_stack_lvl+0xf4/0x15c [ 102.030025][ T5502] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 102.030322][ T5506] dump_stack+0x1c/0x5c [ 102.032089][ T5502] gfs2: fsid=.: error -17 adding sysfs files [ 102.032709][ T5506] gfs2_withdraw+0xc88/0x129c [ 102.034196][ T5506] gfs2_metatype_check_ii+0x8c/0xac [ 102.034916][ T5506] gfs2_meta_buffer+0x258/0x2ec [ 102.035641][ T5506] gfs2_inode_refresh+0xb0/0xdb4 [ 102.036380][ T5506] inode_go_lock+0xfc/0x38c [ 102.037023][ T5506] do_promote+0x668/0xa48 [ 102.037645][ T5506] finish_xmote+0x450/0xb0c [ 102.038275][ T5506] do_xmote+0x674/0xf58 [ 102.038892][ T5506] run_queue+0x3fc/0x698 [ 102.039522][ T5506] gfs2_glock_nq+0x828/0x1404 [ 102.040239][ T5506] init_journal+0xaa0/0x1e34 [ 102.040921][ T5506] init_inodes+0xe0/0x2d4 [ 102.041584][ T5506] gfs2_fill_super+0x1264/0x1a18 [ 102.042313][ T5506] get_tree_bdev+0x358/0x544 [ 102.042997][ T5506] gfs2_get_tree+0x54/0x1b4 [ 102.043624][ T5506] vfs_get_tree+0x90/0x274 [ 102.044305][ T5506] do_new_mount+0x228/0x810 [ 102.044953][ T5506] path_mount+0x5bc/0x1008 [ 102.045606][ T5506] __arm64_sys_mount+0x514/0x5f0 [ 102.046333][ T5506] invoke_syscall+0x98/0x2b0 [ 102.047007][ T5506] el0_svc_common+0x138/0x258 [ 102.047646][ T5506] do_el0_svc+0x58/0x13c [ 102.048264][ T5506] el0_svc+0x78/0x1d0 [ 102.048906][ T5506] el0t_64_sync_handler+0xcc/0xe4 [ 102.049648][ T5506] el0t_64_sync+0x1a0/0x1a4 [ 102.068375][ T5498] syz.2.187 (5498): drop_caches: 2 [ 102.090942][ T5504] syz.0.190 (5504): drop_caches: 2 [ 102.114037][ T5506] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 102.135502][ T5506] syz.3.191 (5506): drop_caches: 2 [ 102.213043][ T5502] syz.4.189 (5502): drop_caches: 2 [ 102.355591][ T5508] loop1: detected capacity change from 0 to 32768 [ 102.411802][ T5508] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 102.413027][ T5508] gfs2: fsid=.: Now mounting FS (format 1801)... [ 102.414945][ T5508] gfs2: fsid=..0: fatal: invalid metadata block [ 102.414945][ T5508] bh = 19 (type: exp=4, found=5) [ 102.414945][ T5508] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 102.417987][ T5508] gfs2: fsid=..0: about to withdraw this file system [ 102.443687][ T5508] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 102.445006][ T5508] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 102.446064][ T5508] gfs2: fsid=..0: File system withdrawn [ 102.446957][ T5508] CPU: 0 PID: 5508 Comm: syz.1.192 Not tainted syzkaller #0 [ 102.448057][ T5508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 102.449485][ T5508] Call trace: [ 102.449943][ T5508] dump_backtrace+0x0/0x458 [ 102.450630][ T5508] show_stack+0x2c/0x3c [ 102.451283][ T5508] __dump_stack+0x30/0x40 [ 102.451922][ T5508] dump_stack_lvl+0xf4/0x15c [ 102.452627][ T5508] dump_stack+0x1c/0x5c [ 102.453264][ T5508] gfs2_withdraw+0xc88/0x129c [ 102.453991][ T5508] gfs2_metatype_check_ii+0x8c/0xac [ 102.454800][ T5508] gfs2_meta_buffer+0x258/0x2ec [ 102.455524][ T5508] gfs2_inode_refresh+0xb0/0xdb4 [ 102.456250][ T5508] inode_go_lock+0xfc/0x38c [ 102.456921][ T5508] do_promote+0x668/0xa48 [ 102.457597][ T5508] finish_xmote+0x450/0xb0c [ 102.458183][ T5508] do_xmote+0x674/0xf58 [ 102.458810][ T5508] run_queue+0x3fc/0x698 [ 102.459436][ T5508] gfs2_glock_nq+0x828/0x1404 [ 102.460156][ T5508] init_journal+0xaa0/0x1e34 [ 102.460882][ T5508] init_inodes+0xe0/0x2d4 [ 102.461522][ T5508] gfs2_fill_super+0x1264/0x1a18 [ 102.462257][ T5508] get_tree_bdev+0x358/0x544 [ 102.462935][ T5508] gfs2_get_tree+0x54/0x1b4 [ 102.463594][ T5508] vfs_get_tree+0x90/0x274 [ 102.464203][ T5508] do_new_mount+0x228/0x810 [ 102.464811][ T5508] path_mount+0x5bc/0x1008 [ 102.465479][ T5508] __arm64_sys_mount+0x514/0x5f0 [ 102.466272][ T5508] invoke_syscall+0x98/0x2b0 [ 102.466908][ T5508] el0_svc_common+0x138/0x258 [ 102.467547][ T5508] do_el0_svc+0x58/0x13c [ 102.468132][ T5508] el0_svc+0x78/0x1d0 [ 102.468747][ T5508] el0t_64_sync_handler+0xcc/0xe4 [ 102.469506][ T5508] el0t_64_sync+0x1a0/0x1a4 [ 102.512094][ T5510] loop2: detected capacity change from 0 to 32768 [ 102.524567][ T5508] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 102.531509][ T5510] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 102.532561][ T5510] CPU: 0 PID: 5510 Comm: syz.2.193 Not tainted syzkaller #0 [ 102.533627][ T5510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 102.535142][ T5510] Call trace: [ 102.535648][ T5510] dump_backtrace+0x0/0x458 [ 102.536305][ T5510] show_stack+0x2c/0x3c [ 102.536918][ T5510] __dump_stack+0x30/0x40 [ 102.537557][ T5510] dump_stack_lvl+0xf4/0x15c [ 102.538210][ T5510] dump_stack+0x1c/0x5c [ 102.538797][ T5510] sysfs_create_dir_ns+0x244/0x264 [ 102.539497][ T5510] kobject_add_internal+0x5ac/0xc3c [ 102.540235][ T5510] kobject_init_and_add+0x124/0x190 [ 102.541059][ T5510] gfs2_sys_fs_add+0x200/0x41c [ 102.541803][ T5510] gfs2_fill_super+0xddc/0x1a18 [ 102.542533][ T5510] get_tree_bdev+0x358/0x544 [ 102.543234][ T5510] gfs2_get_tree+0x54/0x1b4 [ 102.543933][ T5510] vfs_get_tree+0x90/0x274 [ 102.544662][ T5510] do_new_mount+0x228/0x810 [ 102.545372][ T5510] path_mount+0x5bc/0x1008 [ 102.546021][ T5510] __arm64_sys_mount+0x514/0x5f0 [ 102.546771][ T5510] invoke_syscall+0x98/0x2b0 [ 102.547508][ T5510] el0_svc_common+0x138/0x258 [ 102.548162][ T5510] do_el0_svc+0x58/0x13c [ 102.548782][ T5510] el0_svc+0x78/0x1d0 [ 102.549390][ T5510] el0t_64_sync_handler+0xcc/0xe4 [ 102.550120][ T5510] el0t_64_sync+0x1a0/0x1a4 [ 102.553276][ T5514] loop3: detected capacity change from 0 to 32768 [ 102.563698][ T5512] loop0: detected capacity change from 0 to 32768 [ 102.566674][ T5508] syz.1.192 (5508): drop_caches: 2 [ 102.569201][ T5510] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 102.572470][ T5510] gfs2: fsid=.: error -17 adding sysfs files [ 102.592395][ T5510] syz.2.193 (5510): drop_caches: 2 [ 102.605551][ T5514] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 102.606714][ T5514] gfs2: fsid=.: Now mounting FS (format 1801)... [ 102.610131][ T5514] gfs2: fsid=..0: fatal: invalid metadata block [ 102.610131][ T5514] bh = 19 (type: exp=4, found=5) [ 102.610131][ T5514] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 102.615355][ T5514] gfs2: fsid=..0: about to withdraw this file system [ 102.627193][ T5514] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 102.628565][ T5514] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 102.629554][ T5514] gfs2: fsid=..0: File system withdrawn [ 102.633605][ T5512] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 102.634748][ T5512] CPU: 0 PID: 5512 Comm: syz.0.194 Not tainted syzkaller #0 [ 102.635870][ T5512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 102.637379][ T5512] Call trace: [ 102.637844][ T5512] dump_backtrace+0x0/0x458 [ 102.638499][ T5512] show_stack+0x2c/0x3c [ 102.639113][ T5512] __dump_stack+0x30/0x40 [ 102.639714][ T5512] dump_stack_lvl+0xf4/0x15c [ 102.640374][ T5512] dump_stack+0x1c/0x5c [ 102.641017][ T5512] sysfs_create_dir_ns+0x244/0x264 [ 102.641726][ T5512] kobject_add_internal+0x5ac/0xc3c [ 102.642291][ T5516] loop4: detected capacity change from 0 to 32768 [ 102.642517][ T5512] kobject_init_and_add+0x124/0x190 [ 102.644258][ T5512] gfs2_sys_fs_add+0x200/0x41c [ 102.644944][ T5512] gfs2_fill_super+0xddc/0x1a18 [ 102.645648][ T5512] get_tree_bdev+0x358/0x544 [ 102.646311][ T5512] gfs2_get_tree+0x54/0x1b4 [ 102.646923][ T5512] vfs_get_tree+0x90/0x274 [ 102.647590][ T5512] do_new_mount+0x228/0x810 [ 102.648229][ T5512] path_mount+0x5bc/0x1008 [ 102.648866][ T5512] __arm64_sys_mount+0x514/0x5f0 [ 102.649581][ T5512] invoke_syscall+0x98/0x2b0 [ 102.650284][ T5512] el0_svc_common+0x138/0x258 [ 102.650973][ T5512] do_el0_svc+0x58/0x13c [ 102.651568][ T5512] el0_svc+0x78/0x1d0 [ 102.652147][ T5512] el0t_64_sync_handler+0xcc/0xe4 [ 102.652900][ T5512] el0t_64_sync+0x1a0/0x1a4 [ 102.654048][ T5514] CPU: 1 PID: 5514 Comm: syz.3.195 Not tainted syzkaller #0 [ 102.655201][ T5514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 102.656748][ T5514] Call trace: [ 102.657244][ T5514] dump_backtrace+0x0/0x458 [ 102.657941][ T5514] show_stack+0x2c/0x3c [ 102.658596][ T5514] __dump_stack+0x30/0x40 [ 102.659290][ T5514] dump_stack_lvl+0xf4/0x15c [ 102.659999][ T5514] dump_stack+0x1c/0x5c [ 102.660608][ T5514] gfs2_withdraw+0xc88/0x129c [ 102.661334][ T5514] gfs2_metatype_check_ii+0x8c/0xac [ 102.662106][ T5514] gfs2_meta_buffer+0x258/0x2ec [ 102.662826][ T5514] gfs2_inode_refresh+0xb0/0xdb4 [ 102.663582][ T5514] inode_go_lock+0xfc/0x38c [ 102.664260][ T5514] do_promote+0x668/0xa48 [ 102.664934][ T5514] finish_xmote+0x450/0xb0c [ 102.665570][ T5514] do_xmote+0x674/0xf58 [ 102.666249][ T5514] run_queue+0x3fc/0x698 [ 102.666857][ T5514] gfs2_glock_nq+0x828/0x1404 [ 102.667566][ T5514] init_journal+0xaa0/0x1e34 [ 102.668235][ T5514] init_inodes+0xe0/0x2d4 [ 102.668876][ T5514] gfs2_fill_super+0x1264/0x1a18 [ 102.669619][ T5514] get_tree_bdev+0x358/0x544 [ 102.670326][ T5514] gfs2_get_tree+0x54/0x1b4 [ 102.670984][ T5514] vfs_get_tree+0x90/0x274 [ 102.671645][ T5514] do_new_mount+0x228/0x810 [ 102.672305][ T5514] path_mount+0x5bc/0x1008 [ 102.672951][ T5514] __arm64_sys_mount+0x514/0x5f0 [ 102.673638][ T5514] invoke_syscall+0x98/0x2b0 [ 102.674300][ T5514] el0_svc_common+0x138/0x258 [ 102.674949][ T5514] do_el0_svc+0x58/0x13c [ 102.675580][ T5514] el0_svc+0x78/0x1d0 [ 102.676140][ T5514] el0t_64_sync_handler+0xcc/0xe4 [ 102.676849][ T5514] el0t_64_sync+0x1a0/0x1a4 [ 102.703019][ T5512] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 102.705072][ T5512] gfs2: fsid=.: error -17 adding sysfs files [ 102.712419][ T5514] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 102.713746][ T5512] syz.0.194 (5512): drop_caches: 2 [ 102.722473][ T5516] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 102.723526][ T5516] CPU: 1 PID: 5516 Comm: syz.4.196 Not tainted syzkaller #0 [ 102.724575][ T5516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 102.726101][ T5516] Call trace: [ 102.726593][ T5516] dump_backtrace+0x0/0x458 [ 102.727263][ T5516] show_stack+0x2c/0x3c [ 102.727879][ T5516] __dump_stack+0x30/0x40 [ 102.728572][ T5516] dump_stack_lvl+0xf4/0x15c [ 102.729216][ T5516] dump_stack+0x1c/0x5c [ 102.729816][ T5516] sysfs_create_dir_ns+0x244/0x264 [ 102.730565][ T5516] kobject_add_internal+0x5ac/0xc3c [ 102.731338][ T5516] kobject_init_and_add+0x124/0x190 [ 102.732147][ T5516] gfs2_sys_fs_add+0x200/0x41c [ 102.732868][ T5516] gfs2_fill_super+0xddc/0x1a18 [ 102.733658][ T5516] get_tree_bdev+0x358/0x544 [ 102.734372][ T5516] gfs2_get_tree+0x54/0x1b4 [ 102.735004][ T5516] vfs_get_tree+0x90/0x274 [ 102.735622][ T5516] do_new_mount+0x228/0x810 [ 102.736267][ T5516] path_mount+0x5bc/0x1008 [ 102.736904][ T5516] __arm64_sys_mount+0x514/0x5f0 [ 102.737617][ T5516] invoke_syscall+0x98/0x2b0 [ 102.738273][ T5516] el0_svc_common+0x138/0x258 [ 102.738945][ T5516] do_el0_svc+0x58/0x13c [ 102.739595][ T5516] el0_svc+0x78/0x1d0 [ 102.740179][ T5516] el0t_64_sync_handler+0xcc/0xe4 [ 102.740880][ T5516] el0t_64_sync+0x1a0/0x1a4 [ 102.755137][ T5514] syz.3.195 (5514): drop_caches: 2 [ 102.790956][ T5516] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 102.793032][ T5516] gfs2: fsid=.: error -17 adding sysfs files [ 102.801098][ T5516] syz.4.196 (5516): drop_caches: 2 [ 103.017071][ T5518] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 103.018272][ T5518] gfs2: fsid=.: Now mounting FS (format 1801)... [ 103.026806][ T5518] gfs2: fsid=..0: fatal: invalid metadata block [ 103.026806][ T5518] bh = 19 (type: exp=4, found=5) [ 103.026806][ T5518] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 103.035443][ T5520] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 103.036537][ T5520] CPU: 1 PID: 5520 Comm: syz.2.198 Not tainted syzkaller #0 [ 103.037650][ T5520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.039160][ T5520] Call trace: [ 103.039612][ T5520] dump_backtrace+0x0/0x458 [ 103.040287][ T5520] show_stack+0x2c/0x3c [ 103.040917][ T5520] __dump_stack+0x30/0x40 [ 103.041501][ T5520] dump_stack_lvl+0xf4/0x15c [ 103.042229][ T5520] dump_stack+0x1c/0x5c [ 103.042837][ T5520] sysfs_create_dir_ns+0x244/0x264 [ 103.043636][ T5520] kobject_add_internal+0x5ac/0xc3c [ 103.044384][ T5520] kobject_init_and_add+0x124/0x190 [ 103.045101][ T5520] gfs2_sys_fs_add+0x200/0x41c [ 103.045773][ T5520] gfs2_fill_super+0xddc/0x1a18 [ 103.046447][ T5520] get_tree_bdev+0x358/0x544 [ 103.047104][ T5520] gfs2_get_tree+0x54/0x1b4 [ 103.047722][ T5520] vfs_get_tree+0x90/0x274 [ 103.048370][ T5520] do_new_mount+0x228/0x810 [ 103.049001][ T5520] path_mount+0x5bc/0x1008 [ 103.049657][ T5520] __arm64_sys_mount+0x514/0x5f0 [ 103.050335][ T5520] invoke_syscall+0x98/0x2b0 [ 103.050508][ T5518] gfs2: fsid=..0: about to withdraw this file system [ 103.051010][ T5520] el0_svc_common+0x138/0x258 [ 103.052752][ T5520] do_el0_svc+0x58/0x13c [ 103.053370][ T5520] el0_svc+0x78/0x1d0 [ 103.053993][ T5520] el0t_64_sync_handler+0xcc/0xe4 [ 103.054730][ T5520] el0t_64_sync+0x1a0/0x1a4 [ 103.054946][ T5518] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 103.056752][ T5518] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 103.057729][ T5518] gfs2: fsid=..0: File system withdrawn [ 103.058516][ T5518] CPU: 0 PID: 5518 Comm: syz.1.197 Not tainted syzkaller #0 [ 103.059572][ T5518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.061057][ T5518] Call trace: [ 103.061568][ T5518] dump_backtrace+0x0/0x458 [ 103.062280][ T5518] show_stack+0x2c/0x3c [ 103.062919][ T5518] __dump_stack+0x30/0x40 [ 103.063593][ T5518] dump_stack_lvl+0xf4/0x15c [ 103.064261][ T5518] dump_stack+0x1c/0x5c [ 103.064877][ T5518] gfs2_withdraw+0xc88/0x129c [ 103.065550][ T5518] gfs2_metatype_check_ii+0x8c/0xac [ 103.066306][ T5518] gfs2_meta_buffer+0x258/0x2ec [ 103.067014][ T5518] gfs2_inode_refresh+0xb0/0xdb4 [ 103.067724][ T5518] inode_go_lock+0xfc/0x38c [ 103.068415][ T5518] do_promote+0x668/0xa48 [ 103.069054][ T5518] finish_xmote+0x450/0xb0c [ 103.069685][ T5518] do_xmote+0x674/0xf58 [ 103.070261][ T5518] run_queue+0x3fc/0x698 [ 103.070906][ T5518] gfs2_glock_nq+0x828/0x1404 [ 103.071607][ T5518] init_journal+0xaa0/0x1e34 [ 103.072236][ T5518] init_inodes+0xe0/0x2d4 [ 103.072876][ T5518] gfs2_fill_super+0x1264/0x1a18 [ 103.073579][ T5518] get_tree_bdev+0x358/0x544 [ 103.074291][ T5518] gfs2_get_tree+0x54/0x1b4 [ 103.074929][ T5518] vfs_get_tree+0x90/0x274 [ 103.075546][ T5518] do_new_mount+0x228/0x810 [ 103.076215][ T5518] path_mount+0x5bc/0x1008 [ 103.076807][ T5518] __arm64_sys_mount+0x514/0x5f0 [ 103.077528][ T5518] invoke_syscall+0x98/0x2b0 [ 103.078131][ T5518] el0_svc_common+0x138/0x258 [ 103.078773][ T5518] do_el0_svc+0x58/0x13c [ 103.079332][ T5518] el0_svc+0x78/0x1d0 [ 103.079941][ T5518] el0t_64_sync_handler+0xcc/0xe4 [ 103.080655][ T5518] el0t_64_sync+0x1a0/0x1a4 [ 103.106466][ T5520] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 103.108418][ T5520] gfs2: fsid=.: error -17 adding sysfs files [ 103.118014][ T5520] syz.2.198 (5520): drop_caches: 2 [ 103.138155][ T5518] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 103.173981][ T5518] syz.1.197 (5518): drop_caches: 2 [ 103.252598][ T5526] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 103.253837][ T5526] gfs2: fsid=.: Now mounting FS (format 1801)... [ 103.254971][ T5522] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 103.255982][ T5522] CPU: 1 PID: 5522 Comm: syz.0.199 Not tainted syzkaller #0 [ 103.257046][ T5522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.258485][ T5522] Call trace: [ 103.258914][ T5522] dump_backtrace+0x0/0x458 [ 103.259596][ T5522] show_stack+0x2c/0x3c [ 103.260187][ T5522] __dump_stack+0x30/0x40 [ 103.260852][ T5522] dump_stack_lvl+0xf4/0x15c [ 103.261513][ T5522] dump_stack+0x1c/0x5c [ 103.262127][ T5522] sysfs_create_dir_ns+0x244/0x264 [ 103.262877][ T5522] kobject_add_internal+0x5ac/0xc3c [ 103.263606][ T5522] kobject_init_and_add+0x124/0x190 [ 103.264302][ T5522] gfs2_sys_fs_add+0x200/0x41c [ 103.264982][ T5522] gfs2_fill_super+0xddc/0x1a18 [ 103.265728][ T5522] get_tree_bdev+0x358/0x544 [ 103.266405][ T5522] gfs2_get_tree+0x54/0x1b4 [ 103.267085][ T5522] vfs_get_tree+0x90/0x274 [ 103.267722][ T5522] do_new_mount+0x228/0x810 [ 103.268343][ T5522] path_mount+0x5bc/0x1008 [ 103.268998][ T5522] __arm64_sys_mount+0x514/0x5f0 [ 103.269731][ T5522] invoke_syscall+0x98/0x2b0 [ 103.270376][ T5522] el0_svc_common+0x138/0x258 [ 103.271039][ T5522] do_el0_svc+0x58/0x13c [ 103.271658][ T5522] el0_svc+0x78/0x1d0 [ 103.272248][ T5522] el0t_64_sync_handler+0xcc/0xe4 [ 103.272998][ T5522] el0t_64_sync+0x1a0/0x1a4 [ 103.279738][ T5526] gfs2: fsid=..0: fatal: invalid metadata block [ 103.279738][ T5526] bh = 19 (type: exp=4, found=5) [ 103.279738][ T5526] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 103.287992][ T5526] gfs2: fsid=..0: about to withdraw this file system [ 103.295334][ T5526] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 103.296683][ T5526] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 103.297758][ T5526] gfs2: fsid=..0: File system withdrawn [ 103.314095][ T5526] CPU: 1 PID: 5526 Comm: syz.4.201 Not tainted syzkaller #0 [ 103.315228][ T5526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.316733][ T5526] Call trace: [ 103.317254][ T5526] dump_backtrace+0x0/0x458 [ 103.317945][ T5526] show_stack+0x2c/0x3c [ 103.318541][ T5526] __dump_stack+0x30/0x40 [ 103.319230][ T5526] dump_stack_lvl+0xf4/0x15c [ 103.319945][ T5526] dump_stack+0x1c/0x5c [ 103.320550][ T5526] gfs2_withdraw+0xc88/0x129c [ 103.321259][ T5526] gfs2_metatype_check_ii+0x8c/0xac [ 103.321435][ T5524] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 103.322022][ T5526] gfs2_meta_buffer+0x258/0x2ec [ 103.323879][ T5526] gfs2_inode_refresh+0xb0/0xdb4 [ 103.324612][ T5526] inode_go_lock+0xfc/0x38c [ 103.325322][ T5526] do_promote+0x668/0xa48 [ 103.325961][ T5526] finish_xmote+0x450/0xb0c [ 103.326643][ T5526] do_xmote+0x674/0xf58 [ 103.327248][ T5526] run_queue+0x3fc/0x698 [ 103.327895][ T5526] gfs2_glock_nq+0x828/0x1404 [ 103.328594][ T5526] init_journal+0xaa0/0x1e34 [ 103.329286][ T5526] init_inodes+0xe0/0x2d4 [ 103.329890][ T5526] gfs2_fill_super+0x1264/0x1a18 [ 103.330635][ T5526] get_tree_bdev+0x358/0x544 [ 103.331320][ T5526] gfs2_get_tree+0x54/0x1b4 [ 103.331925][ T5526] vfs_get_tree+0x90/0x274 [ 103.332554][ T5526] do_new_mount+0x228/0x810 [ 103.333217][ T5526] path_mount+0x5bc/0x1008 [ 103.333863][ T5526] __arm64_sys_mount+0x514/0x5f0 [ 103.334620][ T5526] invoke_syscall+0x98/0x2b0 [ 103.335296][ T5526] el0_svc_common+0x138/0x258 [ 103.335941][ T5526] do_el0_svc+0x58/0x13c [ 103.336558][ T5526] el0_svc+0x78/0x1d0 [ 103.337094][ T5526] el0t_64_sync_handler+0xcc/0xe4 [ 103.337805][ T5526] el0t_64_sync+0x1a0/0x1a4 [ 103.349149][ T5522] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 103.351196][ T5522] gfs2: fsid=.: error -17 adding sysfs files [ 103.353903][ T5522] syz.0.199 (5522): drop_caches: 2 [ 103.354798][ T5524] CPU: 0 PID: 5524 Comm: syz.3.200 Not tainted syzkaller #0 [ 103.355938][ T5524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.357509][ T5524] Call trace: [ 103.358041][ T5524] dump_backtrace+0x0/0x458 [ 103.358726][ T5524] show_stack+0x2c/0x3c [ 103.359372][ T5524] __dump_stack+0x30/0x40 [ 103.360025][ T5524] dump_stack_lvl+0xf4/0x15c [ 103.360697][ T5524] dump_stack+0x1c/0x5c [ 103.361314][ T5524] sysfs_create_dir_ns+0x244/0x264 [ 103.362038][ T5524] kobject_add_internal+0x5ac/0xc3c [ 103.362858][ T5524] kobject_init_and_add+0x124/0x190 [ 103.363671][ T5524] gfs2_sys_fs_add+0x200/0x41c [ 103.364385][ T5524] gfs2_fill_super+0xddc/0x1a18 [ 103.365143][ T5524] get_tree_bdev+0x358/0x544 [ 103.365836][ T5524] gfs2_get_tree+0x54/0x1b4 [ 103.366529][ T5524] vfs_get_tree+0x90/0x274 [ 103.367200][ T5524] do_new_mount+0x228/0x810 [ 103.367828][ T5524] path_mount+0x5bc/0x1008 [ 103.368470][ T5524] __arm64_sys_mount+0x514/0x5f0 [ 103.369208][ T5524] invoke_syscall+0x98/0x2b0 [ 103.369881][ T5524] el0_svc_common+0x138/0x258 [ 103.370566][ T5524] do_el0_svc+0x58/0x13c [ 103.371189][ T5524] el0_svc+0x78/0x1d0 [ 103.371793][ T5524] el0t_64_sync_handler+0xcc/0xe4 [ 103.372489][ T5524] el0t_64_sync+0x1a0/0x1a4 [ 103.374096][ T5526] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 103.411198][ T5526] syz.4.201 (5526): drop_caches: 2 [ 103.429536][ T5524] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 103.439353][ T5524] gfs2: fsid=.: error -17 adding sysfs files [ 103.442920][ T5524] syz.3.200 (5524): drop_caches: 2 [ 103.534997][ T5530] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 103.536212][ T5530] gfs2: fsid=.: Now mounting FS (format 1801)... [ 103.538610][ T5530] gfs2: fsid=..0: fatal: invalid metadata block [ 103.538610][ T5530] bh = 19 (type: exp=4, found=5) [ 103.538610][ T5530] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 103.547130][ T5530] gfs2: fsid=..0: about to withdraw this file system [ 103.557577][ T5530] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 103.561390][ T5528] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 103.562434][ T5528] CPU: 1 PID: 5528 Comm: syz.2.202 Not tainted syzkaller #0 [ 103.563547][ T5528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.565015][ T5528] Call trace: [ 103.565526][ T5528] dump_backtrace+0x0/0x458 [ 103.566220][ T5528] show_stack+0x2c/0x3c [ 103.566804][ T5528] __dump_stack+0x30/0x40 [ 103.567438][ T5528] dump_stack_lvl+0xf4/0x15c [ 103.568061][ T5528] dump_stack+0x1c/0x5c [ 103.568670][ T5528] sysfs_create_dir_ns+0x244/0x264 [ 103.569084][ T5530] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 103.569400][ T5528] kobject_add_internal+0x5ac/0xc3c [ 103.570570][ T5530] gfs2: fsid=..0: File system withdrawn [ 103.571072][ T5528] kobject_init_and_add+0x124/0x190 [ 103.572634][ T5528] gfs2_sys_fs_add+0x200/0x41c [ 103.573343][ T5528] gfs2_fill_super+0xddc/0x1a18 [ 103.574056][ T5528] get_tree_bdev+0x358/0x544 [ 103.574709][ T5528] gfs2_get_tree+0x54/0x1b4 [ 103.575427][ T5528] vfs_get_tree+0x90/0x274 [ 103.576106][ T5528] do_new_mount+0x228/0x810 [ 103.576771][ T5528] path_mount+0x5bc/0x1008 [ 103.577432][ T5528] __arm64_sys_mount+0x514/0x5f0 [ 103.578185][ T5528] invoke_syscall+0x98/0x2b0 [ 103.578827][ T5528] el0_svc_common+0x138/0x258 [ 103.579514][ T5528] do_el0_svc+0x58/0x13c [ 103.580113][ T5528] el0_svc+0x78/0x1d0 [ 103.580678][ T5528] el0t_64_sync_handler+0xcc/0xe4 [ 103.581420][ T5528] el0t_64_sync+0x1a0/0x1a4 [ 103.585109][ T5530] CPU: 0 PID: 5530 Comm: syz.1.203 Not tainted syzkaller #0 [ 103.586262][ T5530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.587838][ T5530] Call trace: [ 103.588314][ T5530] dump_backtrace+0x0/0x458 [ 103.589003][ T5530] show_stack+0x2c/0x3c [ 103.589645][ T5530] __dump_stack+0x30/0x40 [ 103.590243][ T5530] dump_stack_lvl+0xf4/0x15c [ 103.590914][ T5530] dump_stack+0x1c/0x5c [ 103.591551][ T5530] gfs2_withdraw+0xc88/0x129c [ 103.592233][ T5530] gfs2_metatype_check_ii+0x8c/0xac [ 103.593012][ T5530] gfs2_meta_buffer+0x258/0x2ec [ 103.593734][ T5530] gfs2_inode_refresh+0xb0/0xdb4 [ 103.594469][ T5530] inode_go_lock+0xfc/0x38c [ 103.595130][ T5530] do_promote+0x668/0xa48 [ 103.595798][ T5530] finish_xmote+0x450/0xb0c [ 103.596461][ T5530] do_xmote+0x674/0xf58 [ 103.597095][ T5530] run_queue+0x3fc/0x698 [ 103.597691][ T5530] gfs2_glock_nq+0x828/0x1404 [ 103.598385][ T5530] init_journal+0xaa0/0x1e34 [ 103.599049][ T5530] init_inodes+0xe0/0x2d4 [ 103.599674][ T5530] gfs2_fill_super+0x1264/0x1a18 [ 103.600374][ T5530] get_tree_bdev+0x358/0x544 [ 103.601074][ T5530] gfs2_get_tree+0x54/0x1b4 [ 103.601763][ T5530] vfs_get_tree+0x90/0x274 [ 103.602365][ T5530] do_new_mount+0x228/0x810 [ 103.603050][ T5530] path_mount+0x5bc/0x1008 [ 103.603703][ T5530] __arm64_sys_mount+0x514/0x5f0 [ 103.604420][ T5530] invoke_syscall+0x98/0x2b0 [ 103.605090][ T5530] el0_svc_common+0x138/0x258 [ 103.605793][ T5530] do_el0_svc+0x58/0x13c [ 103.606396][ T5530] el0_svc+0x78/0x1d0 [ 103.606988][ T5530] el0t_64_sync_handler+0xcc/0xe4 [ 103.607722][ T5530] el0t_64_sync+0x1a0/0x1a4 [ 103.623243][ T5528] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 103.625172][ T5528] gfs2: fsid=.: error -17 adding sysfs files [ 103.669746][ T5530] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 103.678504][ T5530] syz.1.203 (5530): drop_caches: 2 [ 103.768644][ T5528] syz.2.202 (5528): drop_caches: 2 [ 103.861139][ T5534] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 103.862290][ T5534] gfs2: fsid=.: Now mounting FS (format 1801)... [ 103.864890][ T5534] gfs2: fsid=..0: fatal: invalid metadata block [ 103.864890][ T5534] bh = 19 (type: exp=4, found=5) [ 103.864890][ T5534] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 103.867511][ T5534] gfs2: fsid=..0: about to withdraw this file system [ 103.876740][ T5534] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 103.877959][ T5534] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 103.878936][ T5534] gfs2: fsid=..0: File system withdrawn [ 103.879766][ T5534] CPU: 0 PID: 5534 Comm: syz.4.205 Not tainted syzkaller #0 [ 103.880846][ T5534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.882312][ T5534] Call trace: [ 103.882805][ T5534] dump_backtrace+0x0/0x458 [ 103.883455][ T5534] show_stack+0x2c/0x3c [ 103.884098][ T5534] __dump_stack+0x30/0x40 [ 103.884779][ T5534] dump_stack_lvl+0xf4/0x15c [ 103.885415][ T5534] dump_stack+0x1c/0x5c [ 103.886028][ T5534] gfs2_withdraw+0xc88/0x129c [ 103.886670][ T5534] gfs2_metatype_check_ii+0x8c/0xac [ 103.887380][ T5534] gfs2_meta_buffer+0x258/0x2ec [ 103.888055][ T5534] gfs2_inode_refresh+0xb0/0xdb4 [ 103.888770][ T5534] inode_go_lock+0xfc/0x38c [ 103.889466][ T5534] do_promote+0x668/0xa48 [ 103.890083][ T5534] finish_xmote+0x450/0xb0c [ 103.890732][ T5534] do_xmote+0x674/0xf58 [ 103.891319][ T5534] run_queue+0x3fc/0x698 [ 103.891915][ T5534] gfs2_glock_nq+0x828/0x1404 [ 103.892584][ T5534] init_journal+0xaa0/0x1e34 [ 103.893289][ T5534] init_inodes+0xe0/0x2d4 [ 103.893919][ T5534] gfs2_fill_super+0x1264/0x1a18 [ 103.894634][ T5534] get_tree_bdev+0x358/0x544 [ 103.895272][ T5534] gfs2_get_tree+0x54/0x1b4 [ 103.895919][ T5534] vfs_get_tree+0x90/0x274 [ 103.896528][ T5534] do_new_mount+0x228/0x810 [ 103.897168][ T5534] path_mount+0x5bc/0x1008 [ 103.897797][ T5534] __arm64_sys_mount+0x514/0x5f0 [ 103.898548][ T5534] invoke_syscall+0x98/0x2b0 [ 103.899212][ T5534] el0_svc_common+0x138/0x258 [ 103.899910][ T5534] do_el0_svc+0x58/0x13c [ 103.900561][ T5534] el0_svc+0x78/0x1d0 [ 103.901167][ T5534] el0t_64_sync_handler+0xcc/0xe4 [ 103.901901][ T5534] el0t_64_sync+0x1a0/0x1a4 [ 103.914408][ T5532] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 103.915592][ T5532] CPU: 1 PID: 5532 Comm: syz.0.204 Not tainted syzkaller #0 [ 103.916801][ T5532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.918414][ T5532] Call trace: [ 103.918908][ T5532] dump_backtrace+0x0/0x458 [ 103.919545][ T5532] show_stack+0x2c/0x3c [ 103.920161][ T5532] __dump_stack+0x30/0x40 [ 103.920843][ T5532] dump_stack_lvl+0xf4/0x15c [ 103.921561][ T5532] dump_stack+0x1c/0x5c [ 103.922163][ T5532] sysfs_create_dir_ns+0x244/0x264 [ 103.922904][ T5532] kobject_add_internal+0x5ac/0xc3c [ 103.923662][ T5532] kobject_init_and_add+0x124/0x190 [ 103.924476][ T5532] gfs2_sys_fs_add+0x200/0x41c [ 103.925200][ T5532] gfs2_fill_super+0xddc/0x1a18 [ 103.925944][ T5532] get_tree_bdev+0x358/0x544 [ 103.926657][ T5532] gfs2_get_tree+0x54/0x1b4 [ 103.927366][ T5532] vfs_get_tree+0x90/0x274 [ 103.928035][ T5532] do_new_mount+0x228/0x810 [ 103.928666][ T5532] path_mount+0x5bc/0x1008 [ 103.929292][ T5532] __arm64_sys_mount+0x514/0x5f0 [ 103.930013][ T5532] invoke_syscall+0x98/0x2b0 [ 103.930737][ T5532] el0_svc_common+0x138/0x258 [ 103.931432][ T5532] do_el0_svc+0x58/0x13c [ 103.932038][ T5532] el0_svc+0x78/0x1d0 [ 103.932624][ T5532] el0t_64_sync_handler+0xcc/0xe4 [ 103.933333][ T5532] el0t_64_sync+0x1a0/0x1a4 [ 103.937151][ T5536] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 103.938171][ T5536] CPU: 1 PID: 5536 Comm: syz.3.206 Not tainted syzkaller #0 [ 103.939220][ T5536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 103.940721][ T5536] Call trace: [ 103.941239][ T5536] dump_backtrace+0x0/0x458 [ 103.941910][ T5536] show_stack+0x2c/0x3c [ 103.942568][ T5536] __dump_stack+0x30/0x40 [ 103.943201][ T5536] dump_stack_lvl+0xf4/0x15c [ 103.943891][ T5536] dump_stack+0x1c/0x5c [ 103.944491][ T5536] sysfs_create_dir_ns+0x244/0x264 [ 103.945266][ T5536] kobject_add_internal+0x5ac/0xc3c [ 103.946068][ T5536] kobject_init_and_add+0x124/0x190 [ 103.946870][ T5536] gfs2_sys_fs_add+0x200/0x41c [ 103.947601][ T5536] gfs2_fill_super+0xddc/0x1a18 [ 103.948284][ T5536] get_tree_bdev+0x358/0x544 [ 103.948973][ T5536] gfs2_get_tree+0x54/0x1b4 [ 103.949659][ T5536] vfs_get_tree+0x90/0x274 [ 103.950358][ T5536] do_new_mount+0x228/0x810 [ 103.951100][ T5536] path_mount+0x5bc/0x1008 [ 103.951792][ T5536] __arm64_sys_mount+0x514/0x5f0 [ 103.952559][ T5536] invoke_syscall+0x98/0x2b0 [ 103.953226][ T5536] el0_svc_common+0x138/0x258 [ 103.953441][ T5534] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 103.953944][ T5536] do_el0_svc+0x58/0x13c [ 103.955718][ T5536] el0_svc+0x78/0x1d0 [ 103.956319][ T5536] el0t_64_sync_handler+0xcc/0xe4 [ 103.957012][ T5536] el0t_64_sync+0x1a0/0x1a4 [ 103.990006][ T5532] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 103.992115][ T5532] gfs2: fsid=.: error -17 adding sysfs files [ 103.997265][ T5536] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 103.999250][ T5536] gfs2: fsid=.: error -17 adding sysfs files [ 104.004544][ T5536] syz.3.206 (5536): drop_caches: 2 [ 104.006134][ T5532] syz.0.204 (5532): drop_caches: 2 [ 104.103745][ T5538] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 104.104952][ T5538] gfs2: fsid=.: Now mounting FS (format 1801)... [ 104.107390][ T5538] gfs2: fsid=..0: fatal: invalid metadata block [ 104.107390][ T5538] bh = 19 (type: exp=4, found=5) [ 104.107390][ T5538] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 104.128227][ T5538] gfs2: fsid=..0: about to withdraw this file system [ 104.142527][ T5538] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 104.143832][ T5538] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 104.144907][ T5538] gfs2: fsid=..0: File system withdrawn [ 104.145734][ T5538] CPU: 0 PID: 5538 Comm: syz.1.207 Not tainted syzkaller #0 [ 104.146815][ T5538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 104.148272][ T5538] Call trace: [ 104.148711][ T5538] dump_backtrace+0x0/0x458 [ 104.149381][ T5538] show_stack+0x2c/0x3c [ 104.150012][ T5538] __dump_stack+0x30/0x40 [ 104.150681][ T5538] dump_stack_lvl+0xf4/0x15c [ 104.151438][ T5538] dump_stack+0x1c/0x5c [ 104.152078][ T5538] gfs2_withdraw+0xc88/0x129c [ 104.152810][ T5538] gfs2_metatype_check_ii+0x8c/0xac [ 104.153577][ T5538] gfs2_meta_buffer+0x258/0x2ec [ 104.154275][ T5538] gfs2_inode_refresh+0xb0/0xdb4 [ 104.155021][ T5538] inode_go_lock+0xfc/0x38c [ 104.155754][ T5538] do_promote+0x668/0xa48 [ 104.156419][ T5538] finish_xmote+0x450/0xb0c [ 104.157116][ T5538] do_xmote+0x674/0xf58 [ 104.157761][ T5538] run_queue+0x3fc/0x698 [ 104.158365][ T5538] gfs2_glock_nq+0x828/0x1404 [ 104.159054][ T5538] init_journal+0xaa0/0x1e34 [ 104.159736][ T5538] init_inodes+0xe0/0x2d4 [ 104.160396][ T5538] gfs2_fill_super+0x1264/0x1a18 [ 104.161152][ T5538] get_tree_bdev+0x358/0x544 [ 104.161798][ T5538] gfs2_get_tree+0x54/0x1b4 [ 104.162444][ T5538] vfs_get_tree+0x90/0x274 [ 104.163114][ T5538] do_new_mount+0x228/0x810 [ 104.163761][ T5538] path_mount+0x5bc/0x1008 [ 104.164413][ T5538] __arm64_sys_mount+0x514/0x5f0 [ 104.165089][ T5538] invoke_syscall+0x98/0x2b0 [ 104.165746][ T5538] el0_svc_common+0x138/0x258 [ 104.166389][ T5538] do_el0_svc+0x58/0x13c [ 104.167021][ T5538] el0_svc+0x78/0x1d0 [ 104.167593][ T5538] el0t_64_sync_handler+0xcc/0xe4 [ 104.168345][ T5538] el0t_64_sync+0x1a0/0x1a4 [ 104.176748][ T5538] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 104.243479][ T5540] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 104.244610][ T5540] gfs2: fsid=.: Now mounting FS (format 1801)... [ 104.246535][ T5540] gfs2: fsid=..0: fatal: invalid metadata block [ 104.246535][ T5540] bh = 19 (type: exp=4, found=5) [ 104.246535][ T5540] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 104.249547][ T5540] gfs2: fsid=..0: about to withdraw this file system [ 104.281288][ T5540] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 104.282723][ T5540] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 104.284135][ T5540] gfs2: fsid=..0: File system withdrawn [ 104.284881][ T5540] CPU: 0 PID: 5540 Comm: syz.2.208 Not tainted syzkaller #0 [ 104.285959][ T5540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 104.287479][ T5540] Call trace: [ 104.287945][ T5540] dump_backtrace+0x0/0x458 [ 104.288579][ T5540] show_stack+0x2c/0x3c [ 104.289207][ T5540] __dump_stack+0x30/0x40 [ 104.289908][ T5540] dump_stack_lvl+0xf4/0x15c [ 104.290604][ T5540] dump_stack+0x1c/0x5c [ 104.291212][ T5540] gfs2_withdraw+0xc88/0x129c [ 104.291881][ T5540] gfs2_metatype_check_ii+0x8c/0xac [ 104.292620][ T5540] gfs2_meta_buffer+0x258/0x2ec [ 104.293286][ T5540] gfs2_inode_refresh+0xb0/0xdb4 [ 104.293963][ T5540] inode_go_lock+0xfc/0x38c [ 104.294642][ T5540] do_promote+0x668/0xa48 [ 104.295289][ T5540] finish_xmote+0x450/0xb0c [ 104.295952][ T5540] do_xmote+0x674/0xf58 [ 104.296569][ T5540] run_queue+0x3fc/0x698 [ 104.297157][ T5540] gfs2_glock_nq+0x828/0x1404 [ 104.297825][ T5540] init_journal+0xaa0/0x1e34 [ 104.298503][ T5540] init_inodes+0xe0/0x2d4 [ 104.299089][ T5540] gfs2_fill_super+0x1264/0x1a18 [ 104.299803][ T5540] get_tree_bdev+0x358/0x544 [ 104.300520][ T5540] gfs2_get_tree+0x54/0x1b4 [ 104.301161][ T5540] vfs_get_tree+0x90/0x274 [ 104.301841][ T5540] do_new_mount+0x228/0x810 [ 104.302486][ T5540] path_mount+0x5bc/0x1008 [ 104.303139][ T5540] __arm64_sys_mount+0x514/0x5f0 [ 104.303847][ T5540] invoke_syscall+0x98/0x2b0 [ 104.304477][ T5540] el0_svc_common+0x138/0x258 [ 104.305149][ T5540] do_el0_svc+0x58/0x13c [ 104.305763][ T5540] el0_svc+0x78/0x1d0 [ 104.306333][ T5540] el0t_64_sync_handler+0xcc/0xe4 [ 104.307108][ T5540] el0t_64_sync+0x1a0/0x1a4 [ 104.320204][ T5538] syz.1.207 (5538): drop_caches: 2 [ 104.366640][ T5540] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 104.410928][ T5540] syz.2.208 (5540): drop_caches: 2 [ 104.424895][ T5544] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 104.426022][ T5544] gfs2: fsid=.: Now mounting FS (format 1801)... [ 104.427961][ T5544] gfs2: fsid=..0: fatal: invalid metadata block [ 104.427961][ T5544] bh = 19 (type: exp=4, found=5) [ 104.427961][ T5544] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 104.436445][ T5544] gfs2: fsid=..0: about to withdraw this file system [ 104.443854][ T5544] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 104.445239][ T5544] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 104.446331][ T5544] gfs2: fsid=..0: File system withdrawn [ 104.463471][ T5544] CPU: 1 PID: 5544 Comm: syz.3.210 Not tainted syzkaller #0 [ 104.464667][ T5544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 104.466263][ T5544] Call trace: [ 104.466757][ T5544] dump_backtrace+0x0/0x458 [ 104.467445][ T5544] show_stack+0x2c/0x3c [ 104.468046][ T5544] __dump_stack+0x30/0x40 [ 104.468713][ T5544] dump_stack_lvl+0xf4/0x15c [ 104.469446][ T5544] dump_stack+0x1c/0x5c [ 104.470086][ T5544] gfs2_withdraw+0xc88/0x129c [ 104.470756][ T5544] gfs2_metatype_check_ii+0x8c/0xac [ 104.471546][ T5544] gfs2_meta_buffer+0x258/0x2ec [ 104.472326][ T5544] gfs2_inode_refresh+0xb0/0xdb4 [ 104.473052][ T5544] inode_go_lock+0xfc/0x38c [ 104.473742][ T5544] do_promote+0x668/0xa48 [ 104.474385][ T5544] finish_xmote+0x450/0xb0c [ 104.475081][ T5544] do_xmote+0x674/0xf58 [ 104.475730][ T5544] run_queue+0x3fc/0x698 [ 104.476356][ T5544] gfs2_glock_nq+0x828/0x1404 [ 104.477047][ T5544] init_journal+0xaa0/0x1e34 [ 104.477736][ T5544] init_inodes+0xe0/0x2d4 [ 104.478354][ T5544] gfs2_fill_super+0x1264/0x1a18 [ 104.479120][ T5544] get_tree_bdev+0x358/0x544 [ 104.479816][ T5544] gfs2_get_tree+0x54/0x1b4 [ 104.480478][ T5544] vfs_get_tree+0x90/0x274 [ 104.481066][ T5544] do_new_mount+0x228/0x810 [ 104.481713][ T5544] path_mount+0x5bc/0x1008 [ 104.482341][ T5544] __arm64_sys_mount+0x514/0x5f0 [ 104.483075][ T5544] invoke_syscall+0x98/0x2b0 [ 104.483806][ T5544] el0_svc_common+0x138/0x258 [ 104.484494][ T5544] do_el0_svc+0x58/0x13c [ 104.485106][ T5544] el0_svc+0x78/0x1d0 [ 104.485682][ T5544] el0t_64_sync_handler+0xcc/0xe4 [ 104.486365][ T5544] el0t_64_sync+0x1a0/0x1a4 [ 104.523658][ T5543] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 104.524881][ T5543] CPU: 1 PID: 5543 Comm: syz.0.209 Not tainted syzkaller #0 [ 104.525997][ T5543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 104.527477][ T5543] Call trace: [ 104.527956][ T5543] dump_backtrace+0x0/0x458 [ 104.528654][ T5543] show_stack+0x2c/0x3c [ 104.529288][ T5543] __dump_stack+0x30/0x40 [ 104.529906][ T5543] dump_stack_lvl+0xf4/0x15c [ 104.530585][ T5543] dump_stack+0x1c/0x5c [ 104.531215][ T5543] sysfs_create_dir_ns+0x244/0x264 [ 104.531991][ T5543] kobject_add_internal+0x5ac/0xc3c [ 104.532761][ T5543] kobject_init_and_add+0x124/0x190 [ 104.533543][ T5543] gfs2_sys_fs_add+0x200/0x41c [ 104.534221][ T5543] gfs2_fill_super+0xddc/0x1a18 [ 104.534915][ T5543] get_tree_bdev+0x358/0x544 [ 104.535595][ T5543] gfs2_get_tree+0x54/0x1b4 [ 104.536291][ T5543] vfs_get_tree+0x90/0x274 [ 104.536923][ T5543] do_new_mount+0x228/0x810 [ 104.537590][ T5543] path_mount+0x5bc/0x1008 [ 104.538238][ T5543] __arm64_sys_mount+0x514/0x5f0 [ 104.538965][ T5543] invoke_syscall+0x98/0x2b0 [ 104.539650][ T5543] el0_svc_common+0x138/0x258 [ 104.540369][ T5543] do_el0_svc+0x58/0x13c [ 104.541025][ T5543] el0_svc+0x78/0x1d0 [ 104.541637][ T5543] el0t_64_sync_handler+0xcc/0xe4 [ 104.542429][ T5543] el0t_64_sync+0x1a0/0x1a4 [ 104.564444][ T5544] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 104.582701][ T5544] syz.3.210 (5544): drop_caches: 2 [ 104.583889][ T5543] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 104.585919][ T5543] gfs2: fsid=.: error -17 adding sysfs files [ 104.591911][ T5547] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 104.593040][ T5547] gfs2: fsid=.: Now mounting FS (format 1801)... [ 104.598023][ T5543] syz.0.209 (5543): drop_caches: 2 [ 104.600755][ T5547] gfs2: fsid=..0: fatal: invalid metadata block [ 104.600755][ T5547] bh = 19 (type: exp=4, found=5) [ 104.600755][ T5547] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 104.603724][ T5547] gfs2: fsid=..0: about to withdraw this file system [ 104.613613][ T5547] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 104.615015][ T5547] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 104.616083][ T5547] gfs2: fsid=..0: File system withdrawn [ 104.617087][ T5547] CPU: 0 PID: 5547 Comm: syz.4.211 Not tainted syzkaller #0 [ 104.618183][ T5547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 104.619811][ T5547] Call trace: [ 104.620317][ T5547] dump_backtrace+0x0/0x458 [ 104.621024][ T5547] show_stack+0x2c/0x3c [ 104.621642][ T5547] __dump_stack+0x30/0x40 [ 104.622333][ T5547] dump_stack_lvl+0xf4/0x15c [ 104.623036][ T5547] dump_stack+0x1c/0x5c [ 104.623641][ T5547] gfs2_withdraw+0xc88/0x129c [ 104.624317][ T5547] gfs2_metatype_check_ii+0x8c/0xac [ 104.625084][ T5547] gfs2_meta_buffer+0x258/0x2ec [ 104.625777][ T5547] gfs2_inode_refresh+0xb0/0xdb4 [ 104.626545][ T5547] inode_go_lock+0xfc/0x38c [ 104.627271][ T5547] do_promote+0x668/0xa48 [ 104.627872][ T5547] finish_xmote+0x450/0xb0c [ 104.628512][ T5547] do_xmote+0x674/0xf58 [ 104.629163][ T5547] run_queue+0x3fc/0x698 [ 104.629765][ T5547] gfs2_glock_nq+0x828/0x1404 [ 104.630483][ T5547] init_journal+0xaa0/0x1e34 [ 104.631146][ T5547] init_inodes+0xe0/0x2d4 [ 104.631767][ T5547] gfs2_fill_super+0x1264/0x1a18 [ 104.632463][ T5547] get_tree_bdev+0x358/0x544 [ 104.633147][ T5547] gfs2_get_tree+0x54/0x1b4 [ 104.633795][ T5547] vfs_get_tree+0x90/0x274 [ 104.634442][ T5547] do_new_mount+0x228/0x810 [ 104.635085][ T5547] path_mount+0x5bc/0x1008 [ 104.635708][ T5547] __arm64_sys_mount+0x514/0x5f0 [ 104.636369][ T5547] invoke_syscall+0x98/0x2b0 [ 104.637025][ T5547] el0_svc_common+0x138/0x258 [ 104.637698][ T5547] do_el0_svc+0x58/0x13c [ 104.638316][ T5547] el0_svc+0x78/0x1d0 [ 104.638869][ T5547] el0t_64_sync_handler+0xcc/0xe4 [ 104.639592][ T5547] el0t_64_sync+0x1a0/0x1a4 [ 104.731247][ T5547] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 104.751947][ T5547] syz.4.211 (5547): drop_caches: 2 [ 104.804984][ T5549] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 104.806199][ T5549] gfs2: fsid=.: Now mounting FS (format 1801)... [ 104.814675][ T5549] gfs2: fsid=..0: fatal: invalid metadata block [ 104.814675][ T5549] bh = 19 (type: exp=4, found=5) [ 104.814675][ T5549] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 104.817758][ T5549] gfs2: fsid=..0: about to withdraw this file system [ 104.839089][ T5549] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 104.850116][ T5549] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 104.851228][ T5549] gfs2: fsid=..0: File system withdrawn [ 104.852031][ T5549] CPU: 1 PID: 5549 Comm: syz.1.212 Not tainted syzkaller #0 [ 104.853111][ T5549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 104.854536][ T5549] Call trace: [ 104.855022][ T5549] dump_backtrace+0x0/0x458 [ 104.855641][ T5549] show_stack+0x2c/0x3c [ 104.856189][ T5549] __dump_stack+0x30/0x40 [ 104.856834][ T5549] dump_stack_lvl+0xf4/0x15c [ 104.857539][ T5549] dump_stack+0x1c/0x5c [ 104.858194][ T5549] gfs2_withdraw+0xc88/0x129c [ 104.858882][ T5549] gfs2_metatype_check_ii+0x8c/0xac [ 104.859710][ T5549] gfs2_meta_buffer+0x258/0x2ec [ 104.860508][ T5549] gfs2_inode_refresh+0xb0/0xdb4 [ 104.861358][ T5549] inode_go_lock+0xfc/0x38c [ 104.862039][ T5549] do_promote+0x668/0xa48 [ 104.862674][ T5549] finish_xmote+0x450/0xb0c [ 104.863335][ T5549] do_xmote+0x674/0xf58 [ 104.863950][ T5549] run_queue+0x3fc/0x698 [ 104.864533][ T5549] gfs2_glock_nq+0x828/0x1404 [ 104.865179][ T5549] init_journal+0xaa0/0x1e34 [ 104.865878][ T5549] init_inodes+0xe0/0x2d4 [ 104.866472][ T5549] gfs2_fill_super+0x1264/0x1a18 [ 104.867186][ T5549] get_tree_bdev+0x358/0x544 [ 104.867876][ T5549] gfs2_get_tree+0x54/0x1b4 [ 104.868526][ T5549] vfs_get_tree+0x90/0x274 [ 104.869171][ T5549] do_new_mount+0x228/0x810 [ 104.869844][ T5549] path_mount+0x5bc/0x1008 [ 104.870532][ T5549] __arm64_sys_mount+0x514/0x5f0 [ 104.871253][ T5549] invoke_syscall+0x98/0x2b0 [ 104.871937][ T5549] el0_svc_common+0x138/0x258 [ 104.872570][ T5549] do_el0_svc+0x58/0x13c [ 104.873174][ T5549] el0_svc+0x78/0x1d0 [ 104.873691][ T5549] el0t_64_sync_handler+0xcc/0xe4 [ 104.874391][ T5549] el0t_64_sync+0x1a0/0x1a4 [ 104.913882][ T5551] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 104.914975][ T5551] CPU: 0 PID: 5551 Comm: syz.2.213 Not tainted syzkaller #0 [ 104.916036][ T5551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 104.917553][ T5551] Call trace: [ 104.918305][ T5551] dump_backtrace+0x0/0x458 [ 104.918989][ T5551] show_stack+0x2c/0x3c [ 104.919631][ T5551] __dump_stack+0x30/0x40 [ 104.920283][ T5551] dump_stack_lvl+0xf4/0x15c [ 104.920967][ T5551] dump_stack+0x1c/0x5c [ 104.921588][ T5551] sysfs_create_dir_ns+0x244/0x264 [ 104.922377][ T5551] kobject_add_internal+0x5ac/0xc3c [ 104.923152][ T5551] kobject_init_and_add+0x124/0x190 [ 104.923853][ T5551] gfs2_sys_fs_add+0x200/0x41c [ 104.924538][ T5551] gfs2_fill_super+0xddc/0x1a18 [ 104.925239][ T5551] get_tree_bdev+0x358/0x544 [ 104.925937][ T5551] gfs2_get_tree+0x54/0x1b4 [ 104.926626][ T5551] vfs_get_tree+0x90/0x274 [ 104.927276][ T5551] do_new_mount+0x228/0x810 [ 104.927947][ T5551] path_mount+0x5bc/0x1008 [ 104.928643][ T5551] __arm64_sys_mount+0x514/0x5f0 [ 104.929385][ T5551] invoke_syscall+0x98/0x2b0 [ 104.930066][ T5551] el0_svc_common+0x138/0x258 [ 104.930767][ T5551] do_el0_svc+0x58/0x13c [ 104.931354][ T5551] el0_svc+0x78/0x1d0 [ 104.931958][ T5551] el0t_64_sync_handler+0xcc/0xe4 [ 104.932662][ T5551] el0t_64_sync+0x1a0/0x1a4 [ 104.935551][ T5549] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 104.967189][ T5549] syz.1.212 (5549): drop_caches: 2 [ 105.003306][ T5551] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 105.005469][ T5551] gfs2: fsid=.: error -17 adding sysfs files [ 105.023847][ T5551] syz.2.213 (5551): drop_caches: 2 [ 105.024876][ T5555] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 105.025965][ T5555] gfs2: fsid=.: Now mounting FS (format 1801)... [ 105.032434][ T5555] gfs2: fsid=..0: fatal: invalid metadata block [ 105.032434][ T5555] bh = 19 (type: exp=4, found=5) [ 105.032434][ T5555] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 105.035468][ T5555] gfs2: fsid=..0: about to withdraw this file system [ 105.048199][ T5555] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 105.049469][ T5555] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 105.060012][ T5555] gfs2: fsid=..0: File system withdrawn [ 105.061592][ T5553] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 105.061601][ T5555] CPU: 1 PID: 5555 Comm: syz.0.215 Not tainted syzkaller #0 [ 105.063650][ T5555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 105.065110][ T5555] Call trace: [ 105.065570][ T5555] dump_backtrace+0x0/0x458 [ 105.066239][ T5555] show_stack+0x2c/0x3c [ 105.066837][ T5555] __dump_stack+0x30/0x40 [ 105.067462][ T5555] dump_stack_lvl+0xf4/0x15c [ 105.068153][ T5555] dump_stack+0x1c/0x5c [ 105.068769][ T5555] gfs2_withdraw+0xc88/0x129c [ 105.069454][ T5555] gfs2_metatype_check_ii+0x8c/0xac [ 105.070215][ T5555] gfs2_meta_buffer+0x258/0x2ec [ 105.070931][ T5555] gfs2_inode_refresh+0xb0/0xdb4 [ 105.071642][ T5555] inode_go_lock+0xfc/0x38c [ 105.072303][ T5555] do_promote+0x668/0xa48 [ 105.072884][ T5555] finish_xmote+0x450/0xb0c [ 105.073536][ T5555] do_xmote+0x674/0xf58 [ 105.074116][ T5555] run_queue+0x3fc/0x698 [ 105.074710][ T5555] gfs2_glock_nq+0x828/0x1404 [ 105.075442][ T5555] init_journal+0xaa0/0x1e34 [ 105.076102][ T5555] init_inodes+0xe0/0x2d4 [ 105.076735][ T5555] gfs2_fill_super+0x1264/0x1a18 [ 105.077451][ T5555] get_tree_bdev+0x358/0x544 [ 105.078070][ T5555] gfs2_get_tree+0x54/0x1b4 [ 105.078684][ T5555] vfs_get_tree+0x90/0x274 [ 105.079336][ T5555] do_new_mount+0x228/0x810 [ 105.080002][ T5555] path_mount+0x5bc/0x1008 [ 105.080612][ T5555] __arm64_sys_mount+0x514/0x5f0 [ 105.081324][ T5555] invoke_syscall+0x98/0x2b0 [ 105.082001][ T5555] el0_svc_common+0x138/0x258 [ 105.082669][ T5555] do_el0_svc+0x58/0x13c [ 105.083315][ T5555] el0_svc+0x78/0x1d0 [ 105.083890][ T5555] el0t_64_sync_handler+0xcc/0xe4 [ 105.084602][ T5555] el0t_64_sync+0x1a0/0x1a4 [ 105.085314][ T5553] CPU: 0 PID: 5553 Comm: syz.3.214 Not tainted syzkaller #0 [ 105.086454][ T5553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 105.087970][ T5553] Call trace: [ 105.088541][ T5553] dump_backtrace+0x0/0x458 [ 105.089269][ T5553] show_stack+0x2c/0x3c [ 105.089871][ T5553] __dump_stack+0x30/0x40 [ 105.090534][ T5553] dump_stack_lvl+0xf4/0x15c [ 105.091214][ T5553] dump_stack+0x1c/0x5c [ 105.091821][ T5553] sysfs_create_dir_ns+0x244/0x264 [ 105.092552][ T5553] kobject_add_internal+0x5ac/0xc3c [ 105.093327][ T5553] kobject_init_and_add+0x124/0x190 [ 105.094109][ T5553] gfs2_sys_fs_add+0x200/0x41c [ 105.094800][ T5553] gfs2_fill_super+0xddc/0x1a18 [ 105.095511][ T5553] get_tree_bdev+0x358/0x544 [ 105.096144][ T5553] gfs2_get_tree+0x54/0x1b4 [ 105.096773][ T5553] vfs_get_tree+0x90/0x274 [ 105.097383][ T5553] do_new_mount+0x228/0x810 [ 105.098007][ T5553] path_mount+0x5bc/0x1008 [ 105.098649][ T5553] __arm64_sys_mount+0x514/0x5f0 [ 105.099380][ T5553] invoke_syscall+0x98/0x2b0 [ 105.100096][ T5553] el0_svc_common+0x138/0x258 [ 105.100805][ T5553] do_el0_svc+0x58/0x13c [ 105.101438][ T5553] el0_svc+0x78/0x1d0 [ 105.102029][ T5553] el0t_64_sync_handler+0xcc/0xe4 [ 105.102759][ T5553] el0t_64_sync+0x1a0/0x1a4 [ 105.136256][ T5555] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 105.154380][ T5553] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 105.156412][ T5553] gfs2: fsid=.: error -17 adding sysfs files [ 105.167554][ T5555] syz.0.215 (5555): drop_caches: 2 [ 105.273519][ T5557] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 105.274760][ T5557] gfs2: fsid=.: Now mounting FS (format 1801)... [ 105.289124][ T5557] gfs2: fsid=..0: fatal: invalid metadata block [ 105.289124][ T5557] bh = 19 (type: exp=4, found=5) [ 105.289124][ T5557] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 105.292256][ T5557] gfs2: fsid=..0: about to withdraw this file system [ 105.303029][ T5557] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 105.310008][ T5557] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 105.310105][ T5553] syz.3.214 (5553): drop_caches: 2 [ 105.311173][ T5557] gfs2: fsid=..0: File system withdrawn [ 105.312606][ T5557] CPU: 1 PID: 5557 Comm: syz.4.216 Not tainted syzkaller #0 [ 105.313702][ T5557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 105.315174][ T5557] Call trace: [ 105.315648][ T5557] dump_backtrace+0x0/0x458 [ 105.316330][ T5557] show_stack+0x2c/0x3c [ 105.316995][ T5557] __dump_stack+0x30/0x40 [ 105.317608][ T5557] dump_stack_lvl+0xf4/0x15c [ 105.318280][ T5557] dump_stack+0x1c/0x5c [ 105.318911][ T5557] gfs2_withdraw+0xc88/0x129c [ 105.319623][ T5557] gfs2_metatype_check_ii+0x8c/0xac [ 105.320385][ T5557] gfs2_meta_buffer+0x258/0x2ec [ 105.321102][ T5557] gfs2_inode_refresh+0xb0/0xdb4 [ 105.321854][ T5557] inode_go_lock+0xfc/0x38c [ 105.322502][ T5557] do_promote+0x668/0xa48 [ 105.323193][ T5557] finish_xmote+0x450/0xb0c [ 105.323889][ T5557] do_xmote+0x674/0xf58 [ 105.324477][ T5557] run_queue+0x3fc/0x698 [ 105.325095][ T5557] gfs2_glock_nq+0x828/0x1404 [ 105.325839][ T5557] init_journal+0xaa0/0x1e34 [ 105.326527][ T5557] init_inodes+0xe0/0x2d4 [ 105.327192][ T5557] gfs2_fill_super+0x1264/0x1a18 [ 105.327925][ T5557] get_tree_bdev+0x358/0x544 [ 105.328592][ T5557] gfs2_get_tree+0x54/0x1b4 [ 105.329243][ T5557] vfs_get_tree+0x90/0x274 [ 105.329901][ T5557] do_new_mount+0x228/0x810 [ 105.330559][ T5557] path_mount+0x5bc/0x1008 [ 105.331207][ T5557] __arm64_sys_mount+0x514/0x5f0 [ 105.331896][ T5557] invoke_syscall+0x98/0x2b0 [ 105.332539][ T5557] el0_svc_common+0x138/0x258 [ 105.333169][ T5557] do_el0_svc+0x58/0x13c [ 105.333775][ T5557] el0_svc+0x78/0x1d0 [ 105.334352][ T5557] el0t_64_sync_handler+0xcc/0xe4 [ 105.335053][ T5557] el0t_64_sync+0x1a0/0x1a4 [ 105.384252][ T5557] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 105.393986][ T5559] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 105.395088][ T5559] CPU: 1 PID: 5559 Comm: syz.1.217 Not tainted syzkaller #0 [ 105.396149][ T5559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 105.397618][ T5559] Call trace: [ 105.398072][ T5559] dump_backtrace+0x0/0x458 [ 105.398718][ T5559] show_stack+0x2c/0x3c [ 105.399296][ T5559] __dump_stack+0x30/0x40 [ 105.399897][ T5559] dump_stack_lvl+0xf4/0x15c [ 105.400541][ T5559] dump_stack+0x1c/0x5c [ 105.401109][ T5559] sysfs_create_dir_ns+0x244/0x264 [ 105.401848][ T5559] kobject_add_internal+0x5ac/0xc3c [ 105.402581][ T5559] kobject_init_and_add+0x124/0x190 [ 105.403325][ T5559] gfs2_sys_fs_add+0x200/0x41c [ 105.404004][ T5559] gfs2_fill_super+0xddc/0x1a18 [ 105.404718][ T5559] get_tree_bdev+0x358/0x544 [ 105.405385][ T5559] gfs2_get_tree+0x54/0x1b4 [ 105.406067][ T5559] vfs_get_tree+0x90/0x274 [ 105.406677][ T5559] do_new_mount+0x228/0x810 [ 105.407365][ T5559] path_mount+0x5bc/0x1008 [ 105.408001][ T5559] __arm64_sys_mount+0x514/0x5f0 [ 105.408717][ T5559] invoke_syscall+0x98/0x2b0 [ 105.409415][ T5559] el0_svc_common+0x138/0x258 [ 105.410109][ T5559] do_el0_svc+0x58/0x13c [ 105.410741][ T5559] el0_svc+0x78/0x1d0 [ 105.411355][ T5559] el0t_64_sync_handler+0xcc/0xe4 [ 105.412055][ T5559] el0t_64_sync+0x1a0/0x1a4 [ 105.424283][ T5557] syz.4.216 (5557): drop_caches: 2 [ 105.453588][ T5559] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 105.455589][ T5559] gfs2: fsid=.: error -17 adding sysfs files [ 105.570300][ T5561] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 105.571602][ T5561] gfs2: fsid=.: Now mounting FS (format 1801)... [ 105.574006][ T5561] gfs2: fsid=..0: fatal: invalid metadata block [ 105.574006][ T5561] bh = 19 (type: exp=4, found=5) [ 105.574006][ T5561] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 105.576979][ T5561] gfs2: fsid=..0: about to withdraw this file system [ 105.585654][ T5561] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 105.587041][ T5561] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 105.588069][ T5561] gfs2: fsid=..0: File system withdrawn [ 105.603075][ T5561] CPU: 0 PID: 5561 Comm: syz.2.218 Not tainted syzkaller #0 [ 105.604217][ T5561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 105.605720][ T5561] Call trace: [ 105.606224][ T5561] dump_backtrace+0x0/0x458 [ 105.606859][ T5561] show_stack+0x2c/0x3c [ 105.607441][ T5561] __dump_stack+0x30/0x40 [ 105.608081][ T5561] dump_stack_lvl+0xf4/0x15c [ 105.608731][ T5561] dump_stack+0x1c/0x5c [ 105.609355][ T5561] gfs2_withdraw+0xc88/0x129c [ 105.610026][ T5561] gfs2_metatype_check_ii+0x8c/0xac [ 105.610795][ T5561] gfs2_meta_buffer+0x258/0x2ec [ 105.611516][ T5561] gfs2_inode_refresh+0xb0/0xdb4 [ 105.612240][ T5561] inode_go_lock+0xfc/0x38c [ 105.612905][ T5561] do_promote+0x668/0xa48 [ 105.613534][ T5561] finish_xmote+0x450/0xb0c [ 105.614222][ T5561] do_xmote+0x674/0xf58 [ 105.614840][ T5561] run_queue+0x3fc/0x698 [ 105.615513][ T5561] gfs2_glock_nq+0x828/0x1404 [ 105.616204][ T5561] init_journal+0xaa0/0x1e34 [ 105.616896][ T5561] init_inodes+0xe0/0x2d4 [ 105.617536][ T5561] gfs2_fill_super+0x1264/0x1a18 [ 105.618315][ T5561] get_tree_bdev+0x358/0x544 [ 105.619028][ T5561] gfs2_get_tree+0x54/0x1b4 [ 105.619736][ T5561] vfs_get_tree+0x90/0x274 [ 105.620416][ T5561] do_new_mount+0x228/0x810 [ 105.621119][ T5561] path_mount+0x5bc/0x1008 [ 105.621726][ T5561] __arm64_sys_mount+0x514/0x5f0 [ 105.622478][ T5561] invoke_syscall+0x98/0x2b0 [ 105.623170][ T5561] el0_svc_common+0x138/0x258 [ 105.623901][ T5561] do_el0_svc+0x58/0x13c [ 105.624498][ T5561] el0_svc+0x78/0x1d0 [ 105.625112][ T5561] el0t_64_sync_handler+0xcc/0xe4 [ 105.625866][ T5561] el0t_64_sync+0x1a0/0x1a4 [ 105.629221][ T5559] syz.1.217 (5559): drop_caches: 2 [ 105.676482][ T5561] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 105.684639][ T5561] syz.2.218 (5561): drop_caches: 2 [ 105.731715][ T5563] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 105.732852][ T5563] gfs2: fsid=.: Now mounting FS (format 1801)... [ 105.736317][ T5563] gfs2: fsid=..0: fatal: invalid metadata block [ 105.736317][ T5563] bh = 19 (type: exp=4, found=5) [ 105.736317][ T5563] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 105.739470][ T5563] gfs2: fsid=..0: about to withdraw this file system [ 105.753232][ T5563] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 105.754555][ T5563] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 105.755569][ T5563] gfs2: fsid=..0: File system withdrawn [ 105.756372][ T5563] CPU: 0 PID: 5563 Comm: syz.0.219 Not tainted syzkaller #0 [ 105.757479][ T5563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 105.758969][ T5563] Call trace: [ 105.759465][ T5563] dump_backtrace+0x0/0x458 [ 105.760150][ T5563] show_stack+0x2c/0x3c [ 105.760801][ T5563] __dump_stack+0x30/0x40 [ 105.761432][ T5563] dump_stack_lvl+0xf4/0x15c [ 105.762063][ T5563] dump_stack+0x1c/0x5c [ 105.762667][ T5563] gfs2_withdraw+0xc88/0x129c [ 105.763340][ T5563] gfs2_metatype_check_ii+0x8c/0xac [ 105.764114][ T5563] gfs2_meta_buffer+0x258/0x2ec [ 105.764765][ T5563] gfs2_inode_refresh+0xb0/0xdb4 [ 105.765465][ T5563] inode_go_lock+0xfc/0x38c [ 105.766090][ T5563] do_promote+0x668/0xa48 [ 105.766651][ T5563] finish_xmote+0x450/0xb0c [ 105.767269][ T5563] do_xmote+0x674/0xf58 [ 105.767858][ T5563] run_queue+0x3fc/0x698 [ 105.768446][ T5563] gfs2_glock_nq+0x828/0x1404 [ 105.769092][ T5563] init_journal+0xaa0/0x1e34 [ 105.769686][ T5563] init_inodes+0xe0/0x2d4 [ 105.770310][ T5563] gfs2_fill_super+0x1264/0x1a18 [ 105.770979][ T5563] get_tree_bdev+0x358/0x544 [ 105.771625][ T5563] gfs2_get_tree+0x54/0x1b4 [ 105.772266][ T5563] vfs_get_tree+0x90/0x274 [ 105.772876][ T5563] do_new_mount+0x228/0x810 [ 105.773551][ T5563] path_mount+0x5bc/0x1008 [ 105.774221][ T5563] __arm64_sys_mount+0x514/0x5f0 [ 105.774941][ T5563] invoke_syscall+0x98/0x2b0 [ 105.775624][ T5563] el0_svc_common+0x138/0x258 [ 105.776339][ T5563] do_el0_svc+0x58/0x13c [ 105.776981][ T5563] el0_svc+0x78/0x1d0 [ 105.777566][ T5563] el0t_64_sync_handler+0xcc/0xe4 [ 105.778323][ T5563] el0t_64_sync+0x1a0/0x1a4 [ 105.784442][ T5565] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 105.785543][ T5565] CPU: 0 PID: 5565 Comm: syz.3.220 Not tainted syzkaller #0 [ 105.786663][ T5565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 105.788149][ T5565] Call trace: [ 105.788651][ T5565] dump_backtrace+0x0/0x458 [ 105.789336][ T5565] show_stack+0x2c/0x3c [ 105.789996][ T5565] __dump_stack+0x30/0x40 [ 105.790679][ T5565] dump_stack_lvl+0xf4/0x15c [ 105.791369][ T5565] dump_stack+0x1c/0x5c [ 105.791972][ T5565] sysfs_create_dir_ns+0x244/0x264 [ 105.792743][ T5565] kobject_add_internal+0x5ac/0xc3c [ 105.793613][ T5565] kobject_init_and_add+0x124/0x190 [ 105.794370][ T5565] gfs2_sys_fs_add+0x200/0x41c [ 105.795105][ T5565] gfs2_fill_super+0xddc/0x1a18 [ 105.795823][ T5565] get_tree_bdev+0x358/0x544 [ 105.796526][ T5565] gfs2_get_tree+0x54/0x1b4 [ 105.797197][ T5565] vfs_get_tree+0x90/0x274 [ 105.797887][ T5565] do_new_mount+0x228/0x810 [ 105.798566][ T5565] path_mount+0x5bc/0x1008 [ 105.799206][ T5565] __arm64_sys_mount+0x514/0x5f0 [ 105.799984][ T5565] invoke_syscall+0x98/0x2b0 [ 105.800655][ T5565] el0_svc_common+0x138/0x258 [ 105.801403][ T5565] do_el0_svc+0x58/0x13c [ 105.802029][ T5565] el0_svc+0x78/0x1d0 [ 105.802590][ T5565] el0t_64_sync_handler+0xcc/0xe4 [ 105.803295][ T5565] el0t_64_sync+0x1a0/0x1a4 [ 105.811982][ T5567] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 105.813055][ T5567] CPU: 1 PID: 5567 Comm: syz.4.221 Not tainted syzkaller #0 [ 105.814170][ T5567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 105.815673][ T5567] Call trace: [ 105.816151][ T5567] dump_backtrace+0x0/0x458 [ 105.816843][ T5567] show_stack+0x2c/0x3c [ 105.817467][ T5567] __dump_stack+0x30/0x40 [ 105.818152][ T5567] dump_stack_lvl+0xf4/0x15c [ 105.818839][ T5567] dump_stack+0x1c/0x5c [ 105.819458][ T5567] sysfs_create_dir_ns+0x244/0x264 [ 105.820254][ T5567] kobject_add_internal+0x5ac/0xc3c [ 105.820988][ T5567] kobject_init_and_add+0x124/0x190 [ 105.821767][ T5567] gfs2_sys_fs_add+0x200/0x41c [ 105.822474][ T5567] gfs2_fill_super+0xddc/0x1a18 [ 105.823210][ T5567] get_tree_bdev+0x358/0x544 [ 105.823913][ T5567] gfs2_get_tree+0x54/0x1b4 [ 105.824562][ T5565] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 105.824598][ T5567] vfs_get_tree+0x90/0x274 [ 105.826498][ T5565] gfs2: fsid=.: error -17 adding sysfs files [ 105.827142][ T5567] do_new_mount+0x228/0x810 [ 105.828669][ T5567] path_mount+0x5bc/0x1008 [ 105.829327][ T5567] __arm64_sys_mount+0x514/0x5f0 [ 105.830056][ T5567] invoke_syscall+0x98/0x2b0 [ 105.830710][ T5567] el0_svc_common+0x138/0x258 [ 105.831347][ T5567] do_el0_svc+0x58/0x13c [ 105.831935][ T5567] el0_svc+0x78/0x1d0 [ 105.832495][ T5567] el0t_64_sync_handler+0xcc/0xe4 [ 105.833250][ T5567] el0t_64_sync+0x1a0/0x1a4 [ 105.837810][ T5565] syz.3.220 (5565): drop_caches: 2 [ 105.846454][ T5563] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 105.862440][ T5563] syz.0.219 (5563): drop_caches: 2 [ 105.895351][ T5567] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 105.897463][ T5567] gfs2: fsid=.: error -17 adding sysfs files [ 106.053972][ T5567] syz.4.221 (5567): drop_caches: 2 [ 106.122966][ T5569] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 106.124219][ T5569] gfs2: fsid=.: Now mounting FS (format 1801)... [ 106.125822][ T5571] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 106.126816][ T5571] CPU: 0 PID: 5571 Comm: syz.2.223 Not tainted syzkaller #0 [ 106.127069][ T5569] gfs2: fsid=..0: fatal: invalid metadata block [ 106.127069][ T5569] bh = 19 (type: exp=4, found=5) [ 106.127069][ T5569] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 106.127890][ T5571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 106.132443][ T5571] Call trace: [ 106.132899][ T5571] dump_backtrace+0x0/0x458 [ 106.133550][ T5571] show_stack+0x2c/0x3c [ 106.134122][ T5571] __dump_stack+0x30/0x40 [ 106.134797][ T5571] dump_stack_lvl+0xf4/0x15c [ 106.135480][ T5571] dump_stack+0x1c/0x5c [ 106.136078][ T5571] sysfs_create_dir_ns+0x244/0x264 [ 106.136832][ T5571] kobject_add_internal+0x5ac/0xc3c [ 106.137582][ T5571] kobject_init_and_add+0x124/0x190 [ 106.137585][ T5569] gfs2: fsid=..0: about to withdraw this file system [ 106.138335][ T5571] gfs2_sys_fs_add+0x200/0x41c [ 106.140141][ T5571] gfs2_fill_super+0xddc/0x1a18 [ 106.140812][ T5571] get_tree_bdev+0x358/0x544 [ 106.141455][ T5571] gfs2_get_tree+0x54/0x1b4 [ 106.142125][ T5571] vfs_get_tree+0x90/0x274 [ 106.142772][ T5571] do_new_mount+0x228/0x810 [ 106.143438][ T5571] path_mount+0x5bc/0x1008 [ 106.144100][ T5571] __arm64_sys_mount+0x514/0x5f0 [ 106.144830][ T5571] invoke_syscall+0x98/0x2b0 [ 106.145473][ T5571] el0_svc_common+0x138/0x258 [ 106.146137][ T5571] do_el0_svc+0x58/0x13c [ 106.146743][ T5571] el0_svc+0x78/0x1d0 [ 106.147311][ T5571] el0t_64_sync_handler+0xcc/0xe4 [ 106.148010][ T5571] el0t_64_sync+0x1a0/0x1a4 [ 106.167794][ T5569] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 106.169147][ T5569] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 106.173734][ T5569] gfs2: fsid=..0: File system withdrawn [ 106.174596][ T5569] CPU: 1 PID: 5569 Comm: syz.1.222 Not tainted syzkaller #0 [ 106.175690][ T5569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 106.177189][ T5569] Call trace: [ 106.177687][ T5569] dump_backtrace+0x0/0x458 [ 106.178377][ T5569] show_stack+0x2c/0x3c [ 106.179029][ T5569] __dump_stack+0x30/0x40 [ 106.179563][ T5571] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 106.179721][ T5569] dump_stack_lvl+0xf4/0x15c [ 106.181799][ T5571] gfs2: fsid=.: error -17 adding sysfs files [ 106.182298][ T5569] dump_stack+0x1c/0x5c [ 106.183765][ T5569] gfs2_withdraw+0xc88/0x129c [ 106.184084][ T5571] syz.2.223 (5571): drop_caches: 2 [ 106.184432][ T5569] gfs2_metatype_check_ii+0x8c/0xac [ 106.185874][ T5569] gfs2_meta_buffer+0x258/0x2ec [ 106.186581][ T5569] gfs2_inode_refresh+0xb0/0xdb4 [ 106.187288][ T5569] inode_go_lock+0xfc/0x38c [ 106.187940][ T5569] do_promote+0x668/0xa48 [ 106.188610][ T5569] finish_xmote+0x450/0xb0c [ 106.189274][ T5569] do_xmote+0x674/0xf58 [ 106.189901][ T5569] run_queue+0x3fc/0x698 [ 106.190483][ T5569] gfs2_glock_nq+0x828/0x1404 [ 106.191181][ T5569] init_journal+0xaa0/0x1e34 [ 106.191839][ T5569] init_inodes+0xe0/0x2d4 [ 106.192509][ T5569] gfs2_fill_super+0x1264/0x1a18 [ 106.193259][ T5569] get_tree_bdev+0x358/0x544 [ 106.193944][ T5569] gfs2_get_tree+0x54/0x1b4 [ 106.194690][ T5569] vfs_get_tree+0x90/0x274 [ 106.195333][ T5569] do_new_mount+0x228/0x810 [ 106.195974][ T5569] path_mount+0x5bc/0x1008 [ 106.196654][ T5569] __arm64_sys_mount+0x514/0x5f0 [ 106.197326][ T5569] invoke_syscall+0x98/0x2b0 [ 106.198004][ T5569] el0_svc_common+0x138/0x258 [ 106.198677][ T5569] do_el0_svc+0x58/0x13c [ 106.199295][ T5569] el0_svc+0x78/0x1d0 [ 106.199906][ T5569] el0t_64_sync_handler+0xcc/0xe4 [ 106.200606][ T5569] el0t_64_sync+0x1a0/0x1a4 [ 106.242341][ T5575] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 106.243536][ T5575] CPU: 0 PID: 5575 Comm: syz.0.225 Not tainted syzkaller #0 [ 106.244623][ T5575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 106.246096][ T5575] Call trace: [ 106.246608][ T5575] dump_backtrace+0x0/0x458 [ 106.247246][ T5575] show_stack+0x2c/0x3c [ 106.247874][ T5575] __dump_stack+0x30/0x40 [ 106.248529][ T5575] dump_stack_lvl+0xf4/0x15c [ 106.249243][ T5575] dump_stack+0x1c/0x5c [ 106.249875][ T5575] sysfs_create_dir_ns+0x244/0x264 [ 106.250682][ T5575] kobject_add_internal+0x5ac/0xc3c [ 106.251450][ T5575] kobject_init_and_add+0x124/0x190 [ 106.252226][ T5575] gfs2_sys_fs_add+0x200/0x41c [ 106.252902][ T5575] gfs2_fill_super+0xddc/0x1a18 [ 106.253641][ T5575] get_tree_bdev+0x358/0x544 [ 106.254286][ T5575] gfs2_get_tree+0x54/0x1b4 [ 106.254975][ T5575] vfs_get_tree+0x90/0x274 [ 106.255583][ T5575] do_new_mount+0x228/0x810 [ 106.256258][ T5575] path_mount+0x5bc/0x1008 [ 106.256908][ T5575] __arm64_sys_mount+0x514/0x5f0 [ 106.257620][ T5575] invoke_syscall+0x98/0x2b0 [ 106.258302][ T5575] el0_svc_common+0x138/0x258 [ 106.258985][ T5575] do_el0_svc+0x58/0x13c [ 106.259631][ T5575] el0_svc+0x78/0x1d0 [ 106.260262][ T5575] el0t_64_sync_handler+0xcc/0xe4 [ 106.260997][ T5575] el0t_64_sync+0x1a0/0x1a4 [ 106.262966][ T5569] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 106.294226][ T5575] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 106.296155][ T5575] gfs2: fsid=.: error -17 adding sysfs files [ 106.301992][ T5573] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 106.303198][ T5573] gfs2: fsid=.: Now mounting FS (format 1801)... [ 106.310572][ T5573] gfs2: fsid=..0: fatal: invalid metadata block [ 106.310572][ T5573] bh = 19 (type: exp=4, found=5) [ 106.310572][ T5573] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 106.314241][ T5573] gfs2: fsid=..0: about to withdraw this file system [ 106.318209][ T5573] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 106.319408][ T5573] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 106.325681][ T5573] gfs2: fsid=..0: File system withdrawn [ 106.326565][ T5573] CPU: 1 PID: 5573 Comm: syz.3.224 Not tainted syzkaller #0 [ 106.327689][ T5573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 106.329218][ T5573] Call trace: [ 106.329721][ T5573] dump_backtrace+0x0/0x458 [ 106.330387][ T5573] show_stack+0x2c/0x3c [ 106.331069][ T5573] __dump_stack+0x30/0x40 [ 106.331706][ T5573] dump_stack_lvl+0xf4/0x15c [ 106.332383][ T5573] dump_stack+0x1c/0x5c [ 106.333013][ T5573] gfs2_withdraw+0xc88/0x129c [ 106.333686][ T5573] gfs2_metatype_check_ii+0x8c/0xac [ 106.334447][ T5573] gfs2_meta_buffer+0x258/0x2ec [ 106.335181][ T5573] gfs2_inode_refresh+0xb0/0xdb4 [ 106.335854][ T5573] inode_go_lock+0xfc/0x38c [ 106.336571][ T5573] do_promote+0x668/0xa48 [ 106.337237][ T5573] finish_xmote+0x450/0xb0c [ 106.337948][ T5573] do_xmote+0x674/0xf58 [ 106.338593][ T5573] run_queue+0x3fc/0x698 [ 106.339279][ T5573] gfs2_glock_nq+0x828/0x1404 [ 106.339973][ T5573] init_journal+0xaa0/0x1e34 [ 106.340672][ T5573] init_inodes+0xe0/0x2d4 [ 106.341309][ T5573] gfs2_fill_super+0x1264/0x1a18 [ 106.342077][ T5573] get_tree_bdev+0x358/0x544 [ 106.342797][ T5573] gfs2_get_tree+0x54/0x1b4 [ 106.343454][ T5573] vfs_get_tree+0x90/0x274 [ 106.344126][ T5573] do_new_mount+0x228/0x810 [ 106.344825][ T5573] path_mount+0x5bc/0x1008 [ 106.345527][ T5573] __arm64_sys_mount+0x514/0x5f0 [ 106.346243][ T5573] invoke_syscall+0x98/0x2b0 [ 106.346862][ T5573] el0_svc_common+0x138/0x258 [ 106.347521][ T5573] do_el0_svc+0x58/0x13c [ 106.348108][ T5573] el0_svc+0x78/0x1d0 [ 106.348684][ T5573] el0t_64_sync_handler+0xcc/0xe4 [ 106.349440][ T5573] el0t_64_sync+0x1a0/0x1a4 [ 106.389995][ T5573] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 106.417144][ T5569] syz.1.222 (5569): drop_caches: 2 [ 106.454398][ T5575] syz.0.225 (5575): drop_caches: 2 1970/01/01 00:01:46 executed programs: 222 [ 106.522912][ T5577] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 106.524047][ T5577] gfs2: fsid=.: Now mounting FS (format 1801)... [ 106.525886][ T5577] gfs2: fsid=..0: fatal: invalid metadata block [ 106.525886][ T5577] bh = 19 (type: exp=4, found=5) [ 106.525886][ T5577] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 106.539385][ T5577] gfs2: fsid=..0: about to withdraw this file system [ 106.546381][ T5577] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 106.547653][ T5577] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 106.548654][ T5577] gfs2: fsid=..0: File system withdrawn [ 106.553261][ T5573] syz.3.224 (5573): drop_caches: 2 [ 106.558142][ T5577] CPU: 0 PID: 5577 Comm: syz.4.226 Not tainted syzkaller #0 [ 106.559254][ T5577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 106.560886][ T5577] Call trace: [ 106.561406][ T5577] dump_backtrace+0x0/0x458 [ 106.562091][ T5577] show_stack+0x2c/0x3c [ 106.562761][ T5577] __dump_stack+0x30/0x40 [ 106.563392][ T5577] dump_stack_lvl+0xf4/0x15c [ 106.564123][ T5577] dump_stack+0x1c/0x5c [ 106.564739][ T5577] gfs2_withdraw+0xc88/0x129c [ 106.565429][ T5577] gfs2_metatype_check_ii+0x8c/0xac [ 106.566196][ T5577] gfs2_meta_buffer+0x258/0x2ec [ 106.566936][ T5577] gfs2_inode_refresh+0xb0/0xdb4 [ 106.567665][ T5577] inode_go_lock+0xfc/0x38c [ 106.568328][ T5577] do_promote+0x668/0xa48 [ 106.568946][ T5577] finish_xmote+0x450/0xb0c [ 106.569597][ T5577] do_xmote+0x674/0xf58 [ 106.570221][ T5577] run_queue+0x3fc/0x698 [ 106.570809][ T5577] gfs2_glock_nq+0x828/0x1404 [ 106.571521][ T5577] init_journal+0xaa0/0x1e34 [ 106.572165][ T5577] init_inodes+0xe0/0x2d4 [ 106.572814][ T5577] gfs2_fill_super+0x1264/0x1a18 [ 106.573510][ T5577] get_tree_bdev+0x358/0x544 [ 106.574171][ T5577] gfs2_get_tree+0x54/0x1b4 [ 106.574802][ T5577] vfs_get_tree+0x90/0x274 [ 106.575388][ T5577] do_new_mount+0x228/0x810 [ 106.576056][ T5577] path_mount+0x5bc/0x1008 [ 106.576678][ T5577] __arm64_sys_mount+0x514/0x5f0 [ 106.577377][ T5577] invoke_syscall+0x98/0x2b0 [ 106.578048][ T5577] el0_svc_common+0x138/0x258 [ 106.578780][ T5577] do_el0_svc+0x58/0x13c [ 106.579408][ T5577] el0_svc+0x78/0x1d0 [ 106.579966][ T5577] el0t_64_sync_handler+0xcc/0xe4 [ 106.580725][ T5577] el0t_64_sync+0x1a0/0x1a4 [ 106.611103][ T5579] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 106.612307][ T5579] CPU: 1 PID: 5579 Comm: syz.2.227 Not tainted syzkaller #0 [ 106.613402][ T5579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 106.614926][ T5579] Call trace: [ 106.615387][ T5579] dump_backtrace+0x0/0x458 [ 106.616100][ T5579] show_stack+0x2c/0x3c [ 106.616767][ T5579] __dump_stack+0x30/0x40 [ 106.617406][ T5579] dump_stack_lvl+0xf4/0x15c [ 106.618101][ T5579] dump_stack+0x1c/0x5c [ 106.618751][ T5579] sysfs_create_dir_ns+0x244/0x264 [ 106.619558][ T5579] kobject_add_internal+0x5ac/0xc3c [ 106.620325][ T5579] kobject_init_and_add+0x124/0x190 [ 106.621054][ T5579] gfs2_sys_fs_add+0x200/0x41c [ 106.621767][ T5579] gfs2_fill_super+0xddc/0x1a18 [ 106.622474][ T5579] get_tree_bdev+0x358/0x544 [ 106.623162][ T5579] gfs2_get_tree+0x54/0x1b4 [ 106.623789][ T5579] vfs_get_tree+0x90/0x274 [ 106.624468][ T5579] do_new_mount+0x228/0x810 [ 106.625157][ T5579] path_mount+0x5bc/0x1008 [ 106.625802][ T5579] __arm64_sys_mount+0x514/0x5f0 [ 106.626578][ T5579] invoke_syscall+0x98/0x2b0 [ 106.627275][ T5579] el0_svc_common+0x138/0x258 [ 106.627945][ T5579] do_el0_svc+0x58/0x13c [ 106.628554][ T5579] el0_svc+0x78/0x1d0 [ 106.629122][ T5579] el0t_64_sync_handler+0xcc/0xe4 [ 106.629701][ T5577] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 106.629867][ T5579] el0t_64_sync+0x1a0/0x1a4 [ 106.664045][ T5577] syz.4.226 (5577): drop_caches: 2 [ 106.670144][ T5579] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 106.672035][ T5579] gfs2: fsid=.: error -17 adding sysfs files [ 106.683910][ T5579] syz.2.227 (5579): drop_caches: 2 [ 106.756362][ T5581] set_capacity_and_notify: 31 callbacks suppressed [ 106.756371][ T5581] loop1: detected capacity change from 0 to 32768 [ 106.774522][ T5581] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 106.775595][ T5581] gfs2: fsid=.: Now mounting FS (format 1801)... [ 106.781761][ T5581] gfs2: fsid=..0: fatal: invalid metadata block [ 106.781761][ T5581] bh = 19 (type: exp=4, found=5) [ 106.781761][ T5581] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 106.795355][ T5581] gfs2: fsid=..0: about to withdraw this file system [ 106.802471][ T5581] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 106.803748][ T5581] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 106.804722][ T5581] gfs2: fsid=..0: File system withdrawn [ 106.823780][ T5581] CPU: 1 PID: 5581 Comm: syz.1.228 Not tainted syzkaller #0 [ 106.824856][ T5581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 106.826439][ T5581] Call trace: [ 106.826990][ T5581] dump_backtrace+0x0/0x458 [ 106.827689][ T5581] show_stack+0x2c/0x3c [ 106.828350][ T5581] __dump_stack+0x30/0x40 [ 106.829035][ T5581] dump_stack_lvl+0xf4/0x15c [ 106.829762][ T5581] dump_stack+0x1c/0x5c [ 106.830387][ T5581] gfs2_withdraw+0xc88/0x129c [ 106.831062][ T5581] gfs2_metatype_check_ii+0x8c/0xac [ 106.831806][ T5581] gfs2_meta_buffer+0x258/0x2ec [ 106.832449][ T5581] gfs2_inode_refresh+0xb0/0xdb4 [ 106.833176][ T5581] inode_go_lock+0xfc/0x38c [ 106.833834][ T5581] do_promote+0x668/0xa48 [ 106.834430][ T5581] finish_xmote+0x450/0xb0c [ 106.835098][ T5581] do_xmote+0x674/0xf58 [ 106.835684][ T5581] run_queue+0x3fc/0x698 [ 106.836346][ T5581] gfs2_glock_nq+0x828/0x1404 [ 106.837033][ T5581] init_journal+0xaa0/0x1e34 [ 106.837680][ T5581] init_inodes+0xe0/0x2d4 [ 106.838286][ T5581] gfs2_fill_super+0x1264/0x1a18 [ 106.838986][ T5581] get_tree_bdev+0x358/0x544 [ 106.839701][ T5581] gfs2_get_tree+0x54/0x1b4 [ 106.840346][ T5581] vfs_get_tree+0x90/0x274 [ 106.840942][ T5581] do_new_mount+0x228/0x810 [ 106.841579][ T5581] path_mount+0x5bc/0x1008 [ 106.842237][ T5581] __arm64_sys_mount+0x514/0x5f0 [ 106.842959][ T5581] invoke_syscall+0x98/0x2b0 [ 106.843591][ T5581] el0_svc_common+0x138/0x258 [ 106.844246][ T5581] do_el0_svc+0x58/0x13c [ 106.844832][ T5581] el0_svc+0x78/0x1d0 [ 106.845389][ T5581] el0t_64_sync_handler+0xcc/0xe4 [ 106.846115][ T5581] el0t_64_sync+0x1a0/0x1a4 [ 106.897728][ T5581] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 106.921230][ T5581] syz.1.228 (5581): drop_caches: 2 [ 107.005008][ T5585] loop3: detected capacity change from 0 to 32768 [ 107.005524][ T5583] loop0: detected capacity change from 0 to 32768 [ 107.057857][ T5583] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 107.059080][ T5583] gfs2: fsid=.: Now mounting FS (format 1801)... [ 107.061234][ T5583] gfs2: fsid=..0: fatal: invalid metadata block [ 107.061234][ T5583] bh = 19 (type: exp=4, found=5) [ 107.061234][ T5583] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 107.064256][ T5583] gfs2: fsid=..0: about to withdraw this file system [ 107.065552][ T5587] loop4: detected capacity change from 0 to 32768 [ 107.071526][ T5585] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 107.072590][ T5585] CPU: 1 PID: 5585 Comm: syz.3.230 Not tainted syzkaller #0 [ 107.073668][ T5585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.075092][ T5585] Call trace: [ 107.075543][ T5585] dump_backtrace+0x0/0x458 [ 107.076165][ T5585] show_stack+0x2c/0x3c [ 107.076794][ T5585] __dump_stack+0x30/0x40 [ 107.077524][ T5585] dump_stack_lvl+0xf4/0x15c [ 107.078172][ T5585] dump_stack+0x1c/0x5c [ 107.078778][ T5585] sysfs_create_dir_ns+0x244/0x264 [ 107.079580][ T5585] kobject_add_internal+0x5ac/0xc3c [ 107.080309][ T5585] kobject_init_and_add+0x124/0x190 [ 107.081077][ T5585] gfs2_sys_fs_add+0x200/0x41c [ 107.081736][ T5585] gfs2_fill_super+0xddc/0x1a18 [ 107.082479][ T5585] get_tree_bdev+0x358/0x544 [ 107.082868][ T5583] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 107.083157][ T5585] gfs2_get_tree+0x54/0x1b4 [ 107.083175][ T5585] vfs_get_tree+0x90/0x274 [ 107.085760][ T5585] do_new_mount+0x228/0x810 [ 107.086445][ T5585] path_mount+0x5bc/0x1008 [ 107.087072][ T5585] __arm64_sys_mount+0x514/0x5f0 [ 107.087786][ T5585] invoke_syscall+0x98/0x2b0 [ 107.088475][ T5585] el0_svc_common+0x138/0x258 [ 107.089150][ T5585] do_el0_svc+0x58/0x13c [ 107.089781][ T5585] el0_svc+0x78/0x1d0 [ 107.090351][ T5585] el0t_64_sync_handler+0xcc/0xe4 [ 107.091080][ T5585] el0t_64_sync+0x1a0/0x1a4 [ 107.094652][ T5583] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 107.095278][ T5587] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 107.095747][ T5583] gfs2: fsid=..0: File system withdrawn [ 107.096606][ T5587] CPU: 1 PID: 5587 Comm: syz.4.231 Not tainted syzkaller #0 [ 107.098542][ T5587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.099980][ T5587] Call trace: [ 107.100492][ T5587] dump_backtrace+0x0/0x458 [ 107.101165][ T5587] show_stack+0x2c/0x3c [ 107.101739][ T5587] __dump_stack+0x30/0x40 [ 107.102390][ T5587] dump_stack_lvl+0xf4/0x15c [ 107.103057][ T5587] dump_stack+0x1c/0x5c [ 107.103704][ T5587] sysfs_create_dir_ns+0x244/0x264 [ 107.104487][ T5587] kobject_add_internal+0x5ac/0xc3c [ 107.105258][ T5587] kobject_init_and_add+0x124/0x190 [ 107.106027][ T5587] gfs2_sys_fs_add+0x200/0x41c [ 107.106724][ T5587] gfs2_fill_super+0xddc/0x1a18 [ 107.107456][ T5587] get_tree_bdev+0x358/0x544 [ 107.108125][ T5587] gfs2_get_tree+0x54/0x1b4 [ 107.108782][ T5587] vfs_get_tree+0x90/0x274 [ 107.109469][ T5587] do_new_mount+0x228/0x810 [ 107.110167][ T5587] path_mount+0x5bc/0x1008 [ 107.110826][ T5587] __arm64_sys_mount+0x514/0x5f0 [ 107.111547][ T5587] invoke_syscall+0x98/0x2b0 [ 107.112215][ T5587] el0_svc_common+0x138/0x258 [ 107.112895][ T5587] do_el0_svc+0x58/0x13c [ 107.113553][ T5587] el0_svc+0x78/0x1d0 [ 107.114122][ T5587] el0t_64_sync_handler+0xcc/0xe4 [ 107.114831][ T5587] el0t_64_sync+0x1a0/0x1a4 [ 107.124141][ T5583] CPU: 0 PID: 5583 Comm: syz.0.229 Not tainted syzkaller #0 [ 107.125329][ T5583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.126928][ T5583] Call trace: [ 107.127436][ T5583] dump_backtrace+0x0/0x458 [ 107.128187][ T5583] show_stack+0x2c/0x3c [ 107.128838][ T5583] __dump_stack+0x30/0x40 [ 107.129502][ T5583] dump_stack_lvl+0xf4/0x15c [ 107.130172][ T5583] dump_stack+0x1c/0x5c [ 107.130779][ T5583] gfs2_withdraw+0xc88/0x129c [ 107.131526][ T5583] gfs2_metatype_check_ii+0x8c/0xac [ 107.132259][ T5583] gfs2_meta_buffer+0x258/0x2ec [ 107.132984][ T5583] gfs2_inode_refresh+0xb0/0xdb4 [ 107.133688][ T5583] inode_go_lock+0xfc/0x38c [ 107.134394][ T5583] do_promote+0x668/0xa48 [ 107.135007][ T5583] finish_xmote+0x450/0xb0c [ 107.135676][ T5583] do_xmote+0x674/0xf58 [ 107.136268][ T5585] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 107.136279][ T5583] run_queue+0x3fc/0x698 [ 107.138374][ T5585] gfs2: fsid=.: error -17 adding sysfs files [ 107.138992][ T5583] gfs2_glock_nq+0x828/0x1404 [ 107.140566][ T5583] init_journal+0xaa0/0x1e34 [ 107.140954][ T5587] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 107.141254][ T5583] init_inodes+0xe0/0x2d4 [ 107.142986][ T5587] gfs2: fsid=.: error -17 adding sysfs files [ 107.143656][ T5583] gfs2_fill_super+0x1264/0x1a18 [ 107.145281][ T5583] get_tree_bdev+0x358/0x544 [ 107.145966][ T5583] gfs2_get_tree+0x54/0x1b4 [ 107.146574][ T5583] vfs_get_tree+0x90/0x274 [ 107.147186][ T5583] do_new_mount+0x228/0x810 [ 107.147859][ T5583] path_mount+0x5bc/0x1008 [ 107.148568][ T5583] __arm64_sys_mount+0x514/0x5f0 [ 107.149301][ T5583] invoke_syscall+0x98/0x2b0 [ 107.149976][ T5583] el0_svc_common+0x138/0x258 [ 107.150655][ T5583] do_el0_svc+0x58/0x13c [ 107.151279][ T5583] el0_svc+0x78/0x1d0 [ 107.151882][ T5583] el0t_64_sync_handler+0xcc/0xe4 [ 107.152584][ T5583] el0t_64_sync+0x1a0/0x1a4 [ 107.161969][ T5589] loop2: detected capacity change from 0 to 32768 [ 107.180560][ T5583] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 107.201773][ T5589] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 107.203024][ T5589] gfs2: fsid=.: Now mounting FS (format 1801)... [ 107.205034][ T5589] gfs2: fsid=..0: fatal: invalid metadata block [ 107.205034][ T5589] bh = 19 (type: exp=4, found=5) [ 107.205034][ T5589] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 107.208301][ T5589] gfs2: fsid=..0: about to withdraw this file system [ 107.212502][ T5589] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 107.213792][ T5589] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 107.214852][ T5589] gfs2: fsid=..0: File system withdrawn [ 107.215695][ T5589] CPU: 1 PID: 5589 Comm: syz.2.232 Not tainted syzkaller #0 [ 107.216803][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.218360][ T5589] Call trace: [ 107.218856][ T5589] dump_backtrace+0x0/0x458 [ 107.219578][ T5589] show_stack+0x2c/0x3c [ 107.220219][ T5589] __dump_stack+0x30/0x40 [ 107.220874][ T5589] dump_stack_lvl+0xf4/0x15c [ 107.221567][ T5589] dump_stack+0x1c/0x5c [ 107.222130][ T5589] gfs2_withdraw+0xc88/0x129c [ 107.222812][ T5589] gfs2_metatype_check_ii+0x8c/0xac [ 107.223571][ T5589] gfs2_meta_buffer+0x258/0x2ec [ 107.224258][ T5589] gfs2_inode_refresh+0xb0/0xdb4 [ 107.225011][ T5591] loop1: detected capacity change from 0 to 32768 [ 107.225011][ T5589] inode_go_lock+0xfc/0x38c [ 107.226620][ T5589] do_promote+0x668/0xa48 [ 107.227274][ T5589] finish_xmote+0x450/0xb0c [ 107.227914][ T5589] do_xmote+0x674/0xf58 [ 107.228490][ T5589] run_queue+0x3fc/0x698 [ 107.229125][ T5589] gfs2_glock_nq+0x828/0x1404 [ 107.229814][ T5589] init_journal+0xaa0/0x1e34 [ 107.230504][ T5589] init_inodes+0xe0/0x2d4 [ 107.231077][ T5589] gfs2_fill_super+0x1264/0x1a18 [ 107.231791][ T5589] get_tree_bdev+0x358/0x544 [ 107.232488][ T5589] gfs2_get_tree+0x54/0x1b4 [ 107.233141][ T5589] vfs_get_tree+0x90/0x274 [ 107.233825][ T5589] do_new_mount+0x228/0x810 [ 107.234531][ T5589] path_mount+0x5bc/0x1008 [ 107.235134][ T5589] __arm64_sys_mount+0x514/0x5f0 [ 107.235829][ T5589] invoke_syscall+0x98/0x2b0 [ 107.236517][ T5589] el0_svc_common+0x138/0x258 [ 107.237197][ T5589] do_el0_svc+0x58/0x13c [ 107.237801][ T5589] el0_svc+0x78/0x1d0 [ 107.238360][ T5589] el0t_64_sync_handler+0xcc/0xe4 [ 107.239065][ T5589] el0t_64_sync+0x1a0/0x1a4 [ 107.240665][ T5589] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 107.258811][ T5585] syz.3.230 (5585): drop_caches: 2 [ 107.274222][ T5587] syz.4.231 (5587): drop_caches: 2 [ 107.286640][ T5591] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 107.288183][ T5591] gfs2: fsid=.: Now mounting FS (format 1801)... [ 107.296635][ T5591] gfs2: fsid=..0: fatal: invalid metadata block [ 107.296635][ T5591] bh = 19 (type: exp=4, found=5) [ 107.296635][ T5591] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 107.299622][ T5591] gfs2: fsid=..0: about to withdraw this file system [ 107.314846][ T5591] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 107.316180][ T5591] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 107.317316][ T5591] gfs2: fsid=..0: File system withdrawn [ 107.318064][ T5591] CPU: 0 PID: 5591 Comm: syz.1.233 Not tainted syzkaller #0 [ 107.319186][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.320700][ T5591] Call trace: [ 107.321192][ T5591] dump_backtrace+0x0/0x458 [ 107.321874][ T5591] show_stack+0x2c/0x3c [ 107.322504][ T5591] __dump_stack+0x30/0x40 [ 107.323107][ T5591] dump_stack_lvl+0xf4/0x15c [ 107.323768][ T5591] dump_stack+0x1c/0x5c [ 107.324372][ T5591] gfs2_withdraw+0xc88/0x129c [ 107.325079][ T5591] gfs2_metatype_check_ii+0x8c/0xac [ 107.325815][ T5591] gfs2_meta_buffer+0x258/0x2ec [ 107.326493][ T5591] gfs2_inode_refresh+0xb0/0xdb4 [ 107.327245][ T5591] inode_go_lock+0xfc/0x38c [ 107.327882][ T5591] do_promote+0x668/0xa48 [ 107.328458][ T5591] finish_xmote+0x450/0xb0c [ 107.329146][ T5591] do_xmote+0x674/0xf58 [ 107.329714][ T5591] run_queue+0x3fc/0x698 [ 107.330350][ T5591] gfs2_glock_nq+0x828/0x1404 [ 107.331042][ T5591] init_journal+0xaa0/0x1e34 [ 107.331711][ T5591] init_inodes+0xe0/0x2d4 [ 107.332392][ T5591] gfs2_fill_super+0x1264/0x1a18 [ 107.333073][ T5591] get_tree_bdev+0x358/0x544 [ 107.333748][ T5591] gfs2_get_tree+0x54/0x1b4 [ 107.334412][ T5591] vfs_get_tree+0x90/0x274 [ 107.335015][ T5591] do_new_mount+0x228/0x810 [ 107.335663][ T5591] path_mount+0x5bc/0x1008 [ 107.336282][ T5591] __arm64_sys_mount+0x514/0x5f0 [ 107.337019][ T5591] invoke_syscall+0x98/0x2b0 [ 107.337668][ T5591] el0_svc_common+0x138/0x258 [ 107.338366][ T5591] do_el0_svc+0x58/0x13c [ 107.338977][ T5591] el0_svc+0x78/0x1d0 [ 107.339553][ T5591] el0t_64_sync_handler+0xcc/0xe4 [ 107.340314][ T5591] el0t_64_sync+0x1a0/0x1a4 [ 107.371806][ T5583] syz.0.229 (5583): drop_caches: 2 [ 107.377679][ T5589] syz.2.232 (5589): drop_caches: 2 [ 107.399360][ T5591] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 107.424418][ T5591] syz.1.233 (5591): drop_caches: 2 [ 107.692623][ T5595] loop4: detected capacity change from 0 to 32768 [ 107.704695][ T5595] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 107.705891][ T5595] gfs2: fsid=.: Now mounting FS (format 1801)... [ 107.721185][ T5595] gfs2: fsid=..0: fatal: invalid metadata block [ 107.721185][ T5595] bh = 19 (type: exp=4, found=5) [ 107.721185][ T5595] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 107.724072][ T5595] gfs2: fsid=..0: about to withdraw this file system [ 107.727850][ T5595] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 107.729048][ T5595] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 107.750210][ T5595] gfs2: fsid=..0: File system withdrawn [ 107.751143][ T5595] CPU: 0 PID: 5595 Comm: syz.4.235 Not tainted syzkaller #0 [ 107.752334][ T5595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.753912][ T5595] Call trace: [ 107.754387][ T5595] dump_backtrace+0x0/0x458 [ 107.755100][ T5595] show_stack+0x2c/0x3c [ 107.755748][ T5595] __dump_stack+0x30/0x40 [ 107.756350][ T5595] dump_stack_lvl+0xf4/0x15c [ 107.757039][ T5595] dump_stack+0x1c/0x5c [ 107.757667][ T5595] gfs2_withdraw+0xc88/0x129c [ 107.758308][ T5595] gfs2_metatype_check_ii+0x8c/0xac [ 107.759108][ T5595] gfs2_meta_buffer+0x258/0x2ec [ 107.759765][ T5595] gfs2_inode_refresh+0xb0/0xdb4 [ 107.760477][ T5595] inode_go_lock+0xfc/0x38c [ 107.761131][ T5595] do_promote+0x668/0xa48 [ 107.761824][ T5595] finish_xmote+0x450/0xb0c [ 107.762474][ T5595] do_xmote+0x674/0xf58 [ 107.763108][ T5595] run_queue+0x3fc/0x698 [ 107.763693][ T5595] gfs2_glock_nq+0x828/0x1404 [ 107.764364][ T5595] init_journal+0xaa0/0x1e34 [ 107.765088][ T5595] init_inodes+0xe0/0x2d4 [ 107.765742][ T5595] gfs2_fill_super+0x1264/0x1a18 [ 107.766465][ T5595] get_tree_bdev+0x358/0x544 [ 107.767248][ T5595] gfs2_get_tree+0x54/0x1b4 [ 107.767903][ T5595] vfs_get_tree+0x90/0x274 [ 107.768549][ T5595] do_new_mount+0x228/0x810 [ 107.769208][ T5595] path_mount+0x5bc/0x1008 [ 107.769850][ T5595] __arm64_sys_mount+0x514/0x5f0 [ 107.770586][ T5595] invoke_syscall+0x98/0x2b0 [ 107.771236][ T5595] el0_svc_common+0x138/0x258 [ 107.771905][ T5595] do_el0_svc+0x58/0x13c [ 107.772507][ T5595] el0_svc+0x78/0x1d0 [ 107.773074][ T5595] el0t_64_sync_handler+0xcc/0xe4 [ 107.773819][ T5595] el0t_64_sync+0x1a0/0x1a4 [ 107.775482][ T5593] loop3: detected capacity change from 0 to 32768 [ 107.797108][ T5595] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 107.815373][ T5595] syz.4.235 (5595): drop_caches: 2 [ 107.817330][ T5601] loop1: detected capacity change from 0 to 32768 [ 107.818797][ T5597] loop0: detected capacity change from 0 to 32768 [ 107.831283][ T5593] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 107.832439][ T5593] gfs2: fsid=.: Now mounting FS (format 1801)... [ 107.834387][ T5593] gfs2: fsid=..0: fatal: invalid metadata block [ 107.834387][ T5593] bh = 19 (type: exp=4, found=5) [ 107.834387][ T5593] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 107.841996][ T5593] gfs2: fsid=..0: about to withdraw this file system [ 107.845966][ T5593] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 107.847986][ T5593] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 107.849091][ T5593] gfs2: fsid=..0: File system withdrawn [ 107.850699][ T5593] CPU: 1 PID: 5593 Comm: syz.3.234 Not tainted syzkaller #0 [ 107.851765][ T5593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.853241][ T5593] Call trace: [ 107.853724][ T5593] dump_backtrace+0x0/0x458 [ 107.854408][ T5593] show_stack+0x2c/0x3c [ 107.855016][ T5593] __dump_stack+0x30/0x40 [ 107.855600][ T5593] dump_stack_lvl+0xf4/0x15c [ 107.856316][ T5593] dump_stack+0x1c/0x5c [ 107.856935][ T5593] gfs2_withdraw+0xc88/0x129c [ 107.857608][ T5593] gfs2_metatype_check_ii+0x8c/0xac [ 107.858360][ T5593] gfs2_meta_buffer+0x258/0x2ec [ 107.859072][ T5593] gfs2_inode_refresh+0xb0/0xdb4 [ 107.859842][ T5593] inode_go_lock+0xfc/0x38c [ 107.860482][ T5593] do_promote+0x668/0xa48 [ 107.861116][ T5593] finish_xmote+0x450/0xb0c [ 107.861731][ T5593] do_xmote+0x674/0xf58 [ 107.862336][ T5593] run_queue+0x3fc/0x698 [ 107.862939][ T5593] gfs2_glock_nq+0x828/0x1404 [ 107.863571][ T5593] init_journal+0xaa0/0x1e34 [ 107.864187][ T5593] init_inodes+0xe0/0x2d4 [ 107.864769][ T5593] gfs2_fill_super+0x1264/0x1a18 [ 107.865526][ T5593] get_tree_bdev+0x358/0x544 [ 107.866191][ T5593] gfs2_get_tree+0x54/0x1b4 [ 107.866801][ T5593] vfs_get_tree+0x90/0x274 [ 107.867455][ T5593] do_new_mount+0x228/0x810 [ 107.868085][ T5593] path_mount+0x5bc/0x1008 [ 107.868727][ T5593] __arm64_sys_mount+0x514/0x5f0 [ 107.869444][ T5593] invoke_syscall+0x98/0x2b0 [ 107.870081][ T5593] el0_svc_common+0x138/0x258 [ 107.870779][ T5593] do_el0_svc+0x58/0x13c [ 107.871415][ T5593] el0_svc+0x78/0x1d0 [ 107.872008][ T5593] el0t_64_sync_handler+0xcc/0xe4 [ 107.872764][ T5593] el0t_64_sync+0x1a0/0x1a4 [ 107.875380][ T5593] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 107.882091][ T5597] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 107.883209][ T5597] CPU: 0 PID: 5597 Comm: syz.0.236 Not tainted syzkaller #0 [ 107.883964][ T5599] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 107.884289][ T5597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.886709][ T5597] Call trace: [ 107.887152][ T5597] dump_backtrace+0x0/0x458 [ 107.887853][ T5597] show_stack+0x2c/0x3c [ 107.888439][ T5597] __dump_stack+0x30/0x40 [ 107.889051][ T5597] dump_stack_lvl+0xf4/0x15c [ 107.889732][ T5597] dump_stack+0x1c/0x5c [ 107.890317][ T5597] sysfs_create_dir_ns+0x244/0x264 [ 107.891069][ T5597] kobject_add_internal+0x5ac/0xc3c [ 107.891866][ T5597] kobject_init_and_add+0x124/0x190 [ 107.892614][ T5597] gfs2_sys_fs_add+0x200/0x41c [ 107.893313][ T5597] gfs2_fill_super+0xddc/0x1a18 [ 107.894014][ T5597] get_tree_bdev+0x358/0x544 [ 107.894706][ T5597] gfs2_get_tree+0x54/0x1b4 [ 107.895324][ T5597] vfs_get_tree+0x90/0x274 [ 107.896003][ T5597] do_new_mount+0x228/0x810 [ 107.896675][ T5597] path_mount+0x5bc/0x1008 [ 107.897335][ T5597] __arm64_sys_mount+0x514/0x5f0 [ 107.898020][ T5597] invoke_syscall+0x98/0x2b0 [ 107.898653][ T5597] el0_svc_common+0x138/0x258 [ 107.899389][ T5597] do_el0_svc+0x58/0x13c [ 107.899959][ T5597] el0_svc+0x78/0x1d0 [ 107.900587][ T5597] el0t_64_sync_handler+0xcc/0xe4 [ 107.901266][ T5597] el0t_64_sync+0x1a0/0x1a4 [ 107.906676][ T5601] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 107.907802][ T5601] gfs2: fsid=.: Now mounting FS (format 1801)... [ 107.908584][ T5599] CPU: 1 PID: 5599 Comm: syz.2.237 Not tainted syzkaller #0 [ 107.909821][ T5599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.910552][ T5601] gfs2: fsid=..0: fatal: invalid metadata block [ 107.910552][ T5601] bh = 19 (type: exp=4, found=5) [ 107.910552][ T5601] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 107.911316][ T5599] Call trace: [ 107.914070][ T5601] gfs2: fsid=..0: about to withdraw this file system [ 107.914513][ T5599] dump_backtrace+0x0/0x458 [ 107.916087][ T5599] show_stack+0x2c/0x3c [ 107.916709][ T5599] __dump_stack+0x30/0x40 [ 107.917331][ T5599] dump_stack_lvl+0xf4/0x15c [ 107.917952][ T5599] dump_stack+0x1c/0x5c [ 107.918572][ T5599] sysfs_create_dir_ns+0x244/0x264 [ 107.919309][ T5599] kobject_add_internal+0x5ac/0xc3c [ 107.920062][ T5599] kobject_init_and_add+0x124/0x190 [ 107.920744][ T5599] gfs2_sys_fs_add+0x200/0x41c [ 107.921402][ T5599] gfs2_fill_super+0xddc/0x1a18 [ 107.922130][ T5599] get_tree_bdev+0x358/0x544 [ 107.922791][ T5599] gfs2_get_tree+0x54/0x1b4 [ 107.923447][ T5599] vfs_get_tree+0x90/0x274 [ 107.924066][ T5599] do_new_mount+0x228/0x810 [ 107.924717][ T5599] path_mount+0x5bc/0x1008 [ 107.925342][ T5599] __arm64_sys_mount+0x514/0x5f0 [ 107.926032][ T5599] invoke_syscall+0x98/0x2b0 [ 107.926636][ T5599] el0_svc_common+0x138/0x258 [ 107.927093][ T5601] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 107.927283][ T5599] do_el0_svc+0x58/0x13c [ 107.928507][ T5601] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 107.929067][ T5599] el0_svc+0x78/0x1d0 [ 107.930531][ T5599] el0t_64_sync_handler+0xcc/0xe4 [ 107.931249][ T5599] el0t_64_sync+0x1a0/0x1a4 [ 107.935184][ T5601] gfs2: fsid=..0: File system withdrawn [ 107.936726][ T5601] CPU: 0 PID: 5601 Comm: syz.1.238 Not tainted syzkaller #0 [ 107.937776][ T5601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 107.939374][ T5601] Call trace: [ 107.939528][ T5599] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 107.939819][ T5601] dump_backtrace+0x0/0x458 [ 107.941787][ T5599] gfs2: fsid=.: error -17 adding sysfs files [ 107.942381][ T5601] show_stack+0x2c/0x3c [ 107.943943][ T5601] __dump_stack+0x30/0x40 [ 107.944363][ T5599] syz.2.237 (5599): drop_caches: 2 [ 107.944603][ T5601] dump_stack_lvl+0xf4/0x15c [ 107.945960][ T5601] dump_stack+0x1c/0x5c [ 107.946523][ T5601] gfs2_withdraw+0xc88/0x129c [ 107.947193][ T5601] gfs2_metatype_check_ii+0x8c/0xac [ 107.947965][ T5601] gfs2_meta_buffer+0x258/0x2ec [ 107.948626][ T5601] gfs2_inode_refresh+0xb0/0xdb4 [ 107.949344][ T5601] inode_go_lock+0xfc/0x38c [ 107.949990][ T5601] do_promote+0x668/0xa48 [ 107.950632][ T5601] finish_xmote+0x450/0xb0c [ 107.951249][ T5601] do_xmote+0x674/0xf58 [ 107.951869][ T5601] run_queue+0x3fc/0x698 [ 107.952474][ T5601] gfs2_glock_nq+0x828/0x1404 [ 107.953154][ T5601] init_journal+0xaa0/0x1e34 [ 107.953761][ T5601] init_inodes+0xe0/0x2d4 [ 107.954308][ T5601] gfs2_fill_super+0x1264/0x1a18 [ 107.954959][ T5601] get_tree_bdev+0x358/0x544 [ 107.955627][ T5601] gfs2_get_tree+0x54/0x1b4 [ 107.956292][ T5601] vfs_get_tree+0x90/0x274 [ 107.956908][ T5601] do_new_mount+0x228/0x810 [ 107.957579][ T5601] path_mount+0x5bc/0x1008 [ 107.958222][ T5601] __arm64_sys_mount+0x514/0x5f0 [ 107.958932][ T5601] invoke_syscall+0x98/0x2b0 [ 107.959598][ T5601] el0_svc_common+0x138/0x258 [ 107.960235][ T5601] do_el0_svc+0x58/0x13c [ 107.960866][ T5601] el0_svc+0x78/0x1d0 [ 107.961437][ T5601] el0t_64_sync_handler+0xcc/0xe4 [ 107.962251][ T5601] el0t_64_sync+0x1a0/0x1a4 [ 107.970219][ T5597] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 107.972093][ T5597] gfs2: fsid=.: error -17 adding sysfs files [ 107.974735][ T5597] syz.0.236 (5597): drop_caches: 2 [ 108.031233][ T5601] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 108.046665][ T5601] syz.1.238 (5601): drop_caches: 2 [ 108.067986][ T5593] syz.3.234 (5593): drop_caches: 2 [ 108.284576][ T5603] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 108.285886][ T5603] gfs2: fsid=.: Now mounting FS (format 1801)... [ 108.287960][ T5603] gfs2: fsid=..0: fatal: invalid metadata block [ 108.287960][ T5603] bh = 19 (type: exp=4, found=5) [ 108.287960][ T5603] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 108.310007][ T5603] gfs2: fsid=..0: about to withdraw this file system [ 108.315845][ T5603] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 108.317071][ T5603] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 108.318062][ T5603] gfs2: fsid=..0: File system withdrawn [ 108.330093][ T5603] CPU: 0 PID: 5603 Comm: syz.4.239 Not tainted syzkaller #0 [ 108.331163][ T5603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 108.332650][ T5603] Call trace: [ 108.333137][ T5603] dump_backtrace+0x0/0x458 [ 108.333831][ T5603] show_stack+0x2c/0x3c [ 108.334439][ T5603] __dump_stack+0x30/0x40 [ 108.335129][ T5603] dump_stack_lvl+0xf4/0x15c [ 108.335842][ T5603] dump_stack+0x1c/0x5c [ 108.336427][ T5603] gfs2_withdraw+0xc88/0x129c [ 108.337140][ T5603] gfs2_metatype_check_ii+0x8c/0xac [ 108.337884][ T5603] gfs2_meta_buffer+0x258/0x2ec [ 108.338554][ T5603] gfs2_inode_refresh+0xb0/0xdb4 [ 108.339267][ T5603] inode_go_lock+0xfc/0x38c [ 108.339946][ T5603] do_promote+0x668/0xa48 [ 108.340593][ T5603] finish_xmote+0x450/0xb0c [ 108.341255][ T5603] do_xmote+0x674/0xf58 [ 108.341916][ T5603] run_queue+0x3fc/0x698 [ 108.342566][ T5603] gfs2_glock_nq+0x828/0x1404 [ 108.343250][ T5603] init_journal+0xaa0/0x1e34 [ 108.343899][ T5603] init_inodes+0xe0/0x2d4 [ 108.344510][ T5603] gfs2_fill_super+0x1264/0x1a18 [ 108.345205][ T5603] get_tree_bdev+0x358/0x544 [ 108.345904][ T5603] gfs2_get_tree+0x54/0x1b4 [ 108.346549][ T5603] vfs_get_tree+0x90/0x274 [ 108.347236][ T5603] do_new_mount+0x228/0x810 [ 108.347934][ T5603] path_mount+0x5bc/0x1008 [ 108.348594][ T5603] __arm64_sys_mount+0x514/0x5f0 [ 108.349301][ T5603] invoke_syscall+0x98/0x2b0 [ 108.349971][ T5603] el0_svc_common+0x138/0x258 [ 108.350633][ T5603] do_el0_svc+0x58/0x13c [ 108.351301][ T5603] el0_svc+0x78/0x1d0 [ 108.351860][ T5603] el0t_64_sync_handler+0xcc/0xe4 [ 108.352629][ T5603] el0t_64_sync+0x1a0/0x1a4 [ 108.413671][ T5603] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 108.436209][ T5603] syz.4.239 (5603): drop_caches: 2 [ 108.461478][ T5607] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 108.463238][ T5607] gfs2: fsid=.: Now mounting FS (format 1801)... [ 108.466158][ T5607] gfs2: fsid=..0: fatal: invalid metadata block [ 108.466158][ T5607] bh = 19 (type: exp=4, found=5) [ 108.466158][ T5607] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 108.469152][ T5607] gfs2: fsid=..0: about to withdraw this file system [ 108.478189][ T5607] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 108.479537][ T5607] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 108.481786][ T5605] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 108.482856][ T5605] CPU: 1 PID: 5605 Comm: syz.2.240 Not tainted syzkaller #0 [ 108.483944][ T5605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 108.485448][ T5605] Call trace: [ 108.485972][ T5605] dump_backtrace+0x0/0x458 [ 108.486712][ T5605] show_stack+0x2c/0x3c [ 108.487387][ T5605] __dump_stack+0x30/0x40 [ 108.488007][ T5605] dump_stack_lvl+0xf4/0x15c [ 108.488717][ T5605] dump_stack+0x1c/0x5c [ 108.489333][ T5605] sysfs_create_dir_ns+0x244/0x264 [ 108.490161][ T5605] kobject_add_internal+0x5ac/0xc3c [ 108.490929][ T5605] kobject_init_and_add+0x124/0x190 [ 108.491702][ T5605] gfs2_sys_fs_add+0x200/0x41c [ 108.492388][ T5605] gfs2_fill_super+0xddc/0x1a18 [ 108.493090][ T5605] get_tree_bdev+0x358/0x544 [ 108.493788][ T5605] gfs2_get_tree+0x54/0x1b4 [ 108.494451][ T5605] vfs_get_tree+0x90/0x274 [ 108.495088][ T5605] do_new_mount+0x228/0x810 [ 108.495505][ T5609] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 108.495761][ T5605] path_mount+0x5bc/0x1008 [ 108.497493][ T5605] __arm64_sys_mount+0x514/0x5f0 [ 108.498273][ T5605] invoke_syscall+0x98/0x2b0 [ 108.498942][ T5605] el0_svc_common+0x138/0x258 [ 108.499621][ T5605] do_el0_svc+0x58/0x13c [ 108.500240][ T5605] el0_svc+0x78/0x1d0 [ 108.500801][ T5605] el0t_64_sync_handler+0xcc/0xe4 [ 108.501563][ T5605] el0t_64_sync+0x1a0/0x1a4 [ 108.502184][ T5609] CPU: 0 PID: 5609 Comm: syz.1.242 Not tainted syzkaller #0 [ 108.503332][ T5609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 108.504869][ T5609] Call trace: [ 108.505318][ T5609] dump_backtrace+0x0/0x458 [ 108.506006][ T5609] show_stack+0x2c/0x3c [ 108.506667][ T5609] __dump_stack+0x30/0x40 [ 108.507305][ T5609] dump_stack_lvl+0xf4/0x15c [ 108.507972][ T5609] dump_stack+0x1c/0x5c [ 108.508543][ T5609] sysfs_create_dir_ns+0x244/0x264 [ 108.509247][ T5609] kobject_add_internal+0x5ac/0xc3c [ 108.509964][ T5609] kobject_init_and_add+0x124/0x190 [ 108.510203][ T5607] gfs2: fsid=..0: File system withdrawn [ 108.510717][ T5609] gfs2_sys_fs_add+0x200/0x41c [ 108.512238][ T5609] gfs2_fill_super+0xddc/0x1a18 [ 108.512997][ T5609] get_tree_bdev+0x358/0x544 [ 108.513753][ T5609] gfs2_get_tree+0x54/0x1b4 [ 108.514396][ T5609] vfs_get_tree+0x90/0x274 [ 108.515092][ T5609] do_new_mount+0x228/0x810 [ 108.515795][ T5609] path_mount+0x5bc/0x1008 [ 108.516448][ T5609] __arm64_sys_mount+0x514/0x5f0 [ 108.517153][ T5609] invoke_syscall+0x98/0x2b0 [ 108.517854][ T5609] el0_svc_common+0x138/0x258 [ 108.518534][ T5609] do_el0_svc+0x58/0x13c [ 108.519184][ T5609] el0_svc+0x78/0x1d0 [ 108.519785][ T5609] el0t_64_sync_handler+0xcc/0xe4 [ 108.520506][ T5609] el0t_64_sync+0x1a0/0x1a4 [ 108.521262][ T5607] CPU: 1 PID: 5607 Comm: syz.0.241 Not tainted syzkaller #0 [ 108.522430][ T5607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 108.524026][ T5607] Call trace: [ 108.524556][ T5607] dump_backtrace+0x0/0x458 [ 108.525232][ T5607] show_stack+0x2c/0x3c [ 108.525869][ T5607] __dump_stack+0x30/0x40 [ 108.526525][ T5607] dump_stack_lvl+0xf4/0x15c [ 108.527179][ T5607] dump_stack+0x1c/0x5c [ 108.527799][ T5607] gfs2_withdraw+0xc88/0x129c [ 108.528497][ T5607] gfs2_metatype_check_ii+0x8c/0xac [ 108.529269][ T5607] gfs2_meta_buffer+0x258/0x2ec [ 108.529991][ T5607] gfs2_inode_refresh+0xb0/0xdb4 [ 108.530772][ T5607] inode_go_lock+0xfc/0x38c [ 108.531430][ T5607] do_promote+0x668/0xa48 [ 108.532091][ T5607] finish_xmote+0x450/0xb0c [ 108.532839][ T5607] do_xmote+0x674/0xf58 [ 108.533497][ T5607] run_queue+0x3fc/0x698 [ 108.534079][ T5607] gfs2_glock_nq+0x828/0x1404 [ 108.534771][ T5607] init_journal+0xaa0/0x1e34 [ 108.535499][ T5607] init_inodes+0xe0/0x2d4 [ 108.536133][ T5607] gfs2_fill_super+0x1264/0x1a18 [ 108.536860][ T5607] get_tree_bdev+0x358/0x544 [ 108.537541][ T5607] gfs2_get_tree+0x54/0x1b4 [ 108.538204][ T5607] vfs_get_tree+0x90/0x274 [ 108.538824][ T5607] do_new_mount+0x228/0x810 [ 108.539448][ T5607] path_mount+0x5bc/0x1008 [ 108.540056][ T5607] __arm64_sys_mount+0x514/0x5f0 [ 108.540800][ T5607] invoke_syscall+0x98/0x2b0 [ 108.541499][ T5607] el0_svc_common+0x138/0x258 [ 108.542172][ T5607] do_el0_svc+0x58/0x13c [ 108.542790][ T5607] el0_svc+0x78/0x1d0 [ 108.543365][ T5607] el0t_64_sync_handler+0xcc/0xe4 [ 108.544117][ T5607] el0t_64_sync+0x1a0/0x1a4 [ 108.554010][ T5609] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 108.556044][ T5609] gfs2: fsid=.: error -17 adding sysfs files [ 108.560195][ T5605] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 108.562150][ T5605] gfs2: fsid=.: error -17 adding sysfs files [ 108.564603][ T5605] syz.2.240 (5605): drop_caches: 2 [ 108.565874][ T5609] syz.1.242 (5609): drop_caches: 2 [ 108.590690][ T5607] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 108.606826][ T5607] syz.0.241 (5607): drop_caches: 2 [ 108.644294][ T5611] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 108.645418][ T5611] gfs2: fsid=.: Now mounting FS (format 1801)... [ 108.647545][ T5611] gfs2: fsid=..0: fatal: invalid metadata block [ 108.647545][ T5611] bh = 19 (type: exp=4, found=5) [ 108.647545][ T5611] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 108.657119][ T5611] gfs2: fsid=..0: about to withdraw this file system [ 108.677523][ T5611] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 108.678898][ T5611] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 108.684361][ T5611] gfs2: fsid=..0: File system withdrawn [ 108.685172][ T5611] CPU: 0 PID: 5611 Comm: syz.3.243 Not tainted syzkaller #0 [ 108.686340][ T5611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 108.687860][ T5611] Call trace: [ 108.688339][ T5611] dump_backtrace+0x0/0x458 [ 108.688998][ T5611] show_stack+0x2c/0x3c [ 108.689633][ T5611] __dump_stack+0x30/0x40 [ 108.690323][ T5611] dump_stack_lvl+0xf4/0x15c [ 108.691015][ T5611] dump_stack+0x1c/0x5c [ 108.691635][ T5611] gfs2_withdraw+0xc88/0x129c [ 108.692370][ T5611] gfs2_metatype_check_ii+0x8c/0xac [ 108.693156][ T5611] gfs2_meta_buffer+0x258/0x2ec [ 108.693898][ T5611] gfs2_inode_refresh+0xb0/0xdb4 [ 108.694627][ T5611] inode_go_lock+0xfc/0x38c [ 108.695277][ T5611] do_promote+0x668/0xa48 [ 108.695881][ T5611] finish_xmote+0x450/0xb0c [ 108.696599][ T5611] do_xmote+0x674/0xf58 [ 108.697218][ T5611] run_queue+0x3fc/0x698 [ 108.697849][ T5611] gfs2_glock_nq+0x828/0x1404 [ 108.698519][ T5611] init_journal+0xaa0/0x1e34 [ 108.699190][ T5611] init_inodes+0xe0/0x2d4 [ 108.699800][ T5611] gfs2_fill_super+0x1264/0x1a18 [ 108.700557][ T5611] get_tree_bdev+0x358/0x544 [ 108.701271][ T5611] gfs2_get_tree+0x54/0x1b4 [ 108.701974][ T5611] vfs_get_tree+0x90/0x274 [ 108.702656][ T5611] do_new_mount+0x228/0x810 [ 108.703280][ T5611] path_mount+0x5bc/0x1008 [ 108.703937][ T5611] __arm64_sys_mount+0x514/0x5f0 [ 108.704655][ T5611] invoke_syscall+0x98/0x2b0 [ 108.705316][ T5611] el0_svc_common+0x138/0x258 [ 108.706008][ T5611] do_el0_svc+0x58/0x13c [ 108.706669][ T5611] el0_svc+0x78/0x1d0 [ 108.707293][ T5611] el0t_64_sync_handler+0xcc/0xe4 [ 108.708099][ T5611] el0t_64_sync+0x1a0/0x1a4 [ 108.762293][ T5611] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 108.790372][ T5611] syz.3.243 (5611): drop_caches: 2 [ 108.884226][ T5613] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 108.885335][ T5613] gfs2: fsid=.: Now mounting FS (format 1801)... [ 108.887238][ T5613] gfs2: fsid=..0: fatal: invalid metadata block [ 108.887238][ T5613] bh = 19 (type: exp=4, found=5) [ 108.887238][ T5613] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 108.909987][ T5613] gfs2: fsid=..0: about to withdraw this file system [ 108.925829][ T5613] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 108.927286][ T5613] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 108.928259][ T5613] gfs2: fsid=..0: File system withdrawn [ 108.929142][ T5613] CPU: 1 PID: 5613 Comm: syz.4.244 Not tainted syzkaller #0 [ 108.930197][ T5613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 108.931668][ T5613] Call trace: [ 108.932172][ T5613] dump_backtrace+0x0/0x458 [ 108.932845][ T5613] show_stack+0x2c/0x3c [ 108.933433][ T5613] __dump_stack+0x30/0x40 [ 108.934046][ T5613] dump_stack_lvl+0xf4/0x15c [ 108.934696][ T5613] dump_stack+0x1c/0x5c [ 108.935380][ T5613] gfs2_withdraw+0xc88/0x129c [ 108.936038][ T5613] gfs2_metatype_check_ii+0x8c/0xac [ 108.936817][ T5613] gfs2_meta_buffer+0x258/0x2ec [ 108.937534][ T5613] gfs2_inode_refresh+0xb0/0xdb4 [ 108.938226][ T5613] inode_go_lock+0xfc/0x38c [ 108.938888][ T5613] do_promote+0x668/0xa48 [ 108.939485][ T5613] finish_xmote+0x450/0xb0c [ 108.940105][ T5613] do_xmote+0x674/0xf58 [ 108.940724][ T5613] run_queue+0x3fc/0x698 [ 108.941310][ T5613] gfs2_glock_nq+0x828/0x1404 [ 108.941970][ T5613] init_journal+0xaa0/0x1e34 [ 108.942597][ T5613] init_inodes+0xe0/0x2d4 [ 108.943282][ T5613] gfs2_fill_super+0x1264/0x1a18 [ 108.944022][ T5613] get_tree_bdev+0x358/0x544 [ 108.944719][ T5613] gfs2_get_tree+0x54/0x1b4 [ 108.945403][ T5613] vfs_get_tree+0x90/0x274 [ 108.946034][ T5613] do_new_mount+0x228/0x810 [ 108.946703][ T5613] path_mount+0x5bc/0x1008 [ 108.947315][ T5613] __arm64_sys_mount+0x514/0x5f0 [ 108.948018][ T5613] invoke_syscall+0x98/0x2b0 [ 108.948735][ T5613] el0_svc_common+0x138/0x258 [ 108.949410][ T5613] do_el0_svc+0x58/0x13c [ 108.950012][ T5613] el0_svc+0x78/0x1d0 [ 108.950545][ T5613] el0t_64_sync_handler+0xcc/0xe4 [ 108.951308][ T5613] el0t_64_sync+0x1a0/0x1a4 [ 109.002813][ T5613] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 109.027858][ T5613] syz.4.244 (5613): drop_caches: 2 [ 109.055026][ T5616] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 109.056247][ T5616] gfs2: fsid=.: Now mounting FS (format 1801)... [ 109.058371][ T5616] gfs2: fsid=..0: fatal: invalid metadata block [ 109.058371][ T5616] bh = 19 (type: exp=4, found=5) [ 109.058371][ T5616] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 109.072771][ T5616] gfs2: fsid=..0: about to withdraw this file system [ 109.085588][ T5616] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 109.086874][ T5616] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 109.092672][ T5616] gfs2: fsid=..0: File system withdrawn [ 109.093296][ T5617] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 109.093820][ T5616] CPU: 0 PID: 5616 Comm: syz.2.245 Not tainted syzkaller #0 [ 109.095776][ T5616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 109.097160][ T5616] Call trace: [ 109.097655][ T5616] dump_backtrace+0x0/0x458 [ 109.098304][ T5616] show_stack+0x2c/0x3c [ 109.098957][ T5616] __dump_stack+0x30/0x40 [ 109.099622][ T5616] dump_stack_lvl+0xf4/0x15c [ 109.100274][ T5616] dump_stack+0x1c/0x5c [ 109.100863][ T5616] gfs2_withdraw+0xc88/0x129c [ 109.101525][ T5616] gfs2_metatype_check_ii+0x8c/0xac [ 109.102280][ T5616] gfs2_meta_buffer+0x258/0x2ec [ 109.103011][ T5616] gfs2_inode_refresh+0xb0/0xdb4 [ 109.103820][ T5616] inode_go_lock+0xfc/0x38c [ 109.104501][ T5616] do_promote+0x668/0xa48 [ 109.105165][ T5616] finish_xmote+0x450/0xb0c [ 109.105856][ T5616] do_xmote+0x674/0xf58 [ 109.106475][ T5616] run_queue+0x3fc/0x698 [ 109.107173][ T5616] gfs2_glock_nq+0x828/0x1404 [ 109.107860][ T5616] init_journal+0xaa0/0x1e34 [ 109.108496][ T5616] init_inodes+0xe0/0x2d4 [ 109.109111][ T5616] gfs2_fill_super+0x1264/0x1a18 [ 109.109841][ T5616] get_tree_bdev+0x358/0x544 [ 109.110506][ T5616] gfs2_get_tree+0x54/0x1b4 [ 109.111189][ T5616] vfs_get_tree+0x90/0x274 [ 109.111818][ T5616] do_new_mount+0x228/0x810 [ 109.112507][ T5616] path_mount+0x5bc/0x1008 [ 109.113133][ T5616] __arm64_sys_mount+0x514/0x5f0 [ 109.113884][ T5616] invoke_syscall+0x98/0x2b0 [ 109.114577][ T5616] el0_svc_common+0x138/0x258 [ 109.115205][ T5616] do_el0_svc+0x58/0x13c [ 109.115845][ T5616] el0_svc+0x78/0x1d0 [ 109.116440][ T5616] el0t_64_sync_handler+0xcc/0xe4 [ 109.117182][ T5616] el0t_64_sync+0x1a0/0x1a4 [ 109.117866][ T5617] CPU: 1 PID: 5617 Comm: syz.1.246 Not tainted syzkaller #0 [ 109.118957][ T5617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 109.120542][ T5617] Call trace: [ 109.121037][ T5617] dump_backtrace+0x0/0x458 [ 109.121771][ T5617] show_stack+0x2c/0x3c [ 109.122399][ T5617] __dump_stack+0x30/0x40 [ 109.123039][ T5617] dump_stack_lvl+0xf4/0x15c [ 109.123725][ T5617] dump_stack+0x1c/0x5c [ 109.124331][ T5617] sysfs_create_dir_ns+0x244/0x264 [ 109.125067][ T5617] kobject_add_internal+0x5ac/0xc3c [ 109.125786][ T5617] kobject_init_and_add+0x124/0x190 [ 109.126523][ T5617] gfs2_sys_fs_add+0x200/0x41c [ 109.127159][ T5617] gfs2_fill_super+0xddc/0x1a18 [ 109.127873][ T5617] get_tree_bdev+0x358/0x544 [ 109.128539][ T5617] gfs2_get_tree+0x54/0x1b4 [ 109.129196][ T5617] vfs_get_tree+0x90/0x274 [ 109.129805][ T5617] do_new_mount+0x228/0x810 [ 109.130451][ T5617] path_mount+0x5bc/0x1008 [ 109.131158][ T5617] __arm64_sys_mount+0x514/0x5f0 [ 109.131880][ T5617] invoke_syscall+0x98/0x2b0 [ 109.132530][ T5617] el0_svc_common+0x138/0x258 [ 109.133230][ T5617] do_el0_svc+0x58/0x13c [ 109.133845][ T5617] el0_svc+0x78/0x1d0 [ 109.134366][ T5617] el0t_64_sync_handler+0xcc/0xe4 [ 109.135134][ T5617] el0t_64_sync+0x1a0/0x1a4 [ 109.151154][ T5616] gfs2: fsid=..0: can't acquire journal inode glock: -5 [ 109.154134][ T5619] sysfs: cannot create duplicate filename '/fs/gfs2/.' [ 109.155237][ T5619] CPU: 1 PID: 5619 Comm: syz.0.247 Not tainted syzkaller #0 [ 109.156278][ T5619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 109.157799][ T5619] Call trace: [ 109.158293][ T5619] dump_backtrace+0x0/0x458 [ 109.158965][ T5619] show_stack+0x2c/0x3c [ 109.159541][ T5619] __dump_stack+0x30/0x40 [ 109.160185][ T5619] dump_stack_lvl+0xf4/0x15c [ 109.160850][ T5619] dump_stack+0x1c/0x5c [ 109.161495][ T5619] sysfs_create_dir_ns+0x244/0x264 [ 109.162306][ T5619] kobject_add_internal+0x5ac/0xc3c [ 109.163067][ T5619] kobject_init_and_add+0x124/0x190 [ 109.163808][ T5619] gfs2_sys_fs_add+0x200/0x41c [ 109.164487][ T5619] gfs2_fill_super+0xddc/0x1a18 [ 109.165213][ T5619] get_tree_bdev+0x358/0x544 [ 109.165962][ T5619] gfs2_get_tree+0x54/0x1b4 [ 109.166673][ T5619] vfs_get_tree+0x90/0x274 [ 109.167319][ T5619] do_new_mount+0x228/0x810 [ 109.167977][ T5619] path_mount+0x5bc/0x1008 [ 109.168648][ T5619] __arm64_sys_mount+0x514/0x5f0 [ 109.169398][ T5619] invoke_syscall+0x98/0x2b0 [ 109.170105][ T5619] el0_svc_common+0x138/0x258 [ 109.170840][ T5619] do_el0_svc+0x58/0x13c [ 109.171477][ T5619] el0_svc+0x78/0x1d0 [ 109.172048][ T5619] el0t_64_sync_handler+0xcc/0xe4 [ 109.172846][ T5619] el0t_64_sync+0x1a0/0x1a4 [ 109.180826][ T5616] syz.2.245 (5616): drop_caches: 2 [ 109.199412][ T5617] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 109.202965][ T5617] gfs2: fsid=.: error -17 adding sysfs files [ 109.203025][ T5621] gfs2: fsid=.: Trying to join cluster "lock_nolock", "." [ 109.204955][ T5621] gfs2: fsid=.: Now mounting FS (format 1801)... [ 109.207807][ T5617] syz.1.246 (5617): drop_caches: 2 [ 109.209101][ T5619] kobject_add_internal failed for . with -EEXIST, don't try to register things with the same name in the same directory. [ 109.214614][ T5621] gfs2: fsid=..0: fatal: invalid metadata block [ 109.214614][ T5621] bh = 19 (type: exp=4, found=5) [ 109.214614][ T5621] function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 493 [ 109.217624][ T5621] gfs2: fsid=..0: about to withdraw this file system [ 109.220120][ T5619] gfs2: fsid=.: error -17 adding sysfs files [ 109.221908][ T234] Unable to handle kernel paging request at virtual address dfff800000000097 [ 109.223279][ T234] Mem abort info: [ 109.223805][ T234] ESR = 0x0000000096000006 [ 109.224507][ T234] EC = 0x25: DABT (current EL), IL = 32 bits [ 109.225518][ T234] SET = 0, FnV = 0 [ 109.226091][ T234] EA = 0, S1PTW = 0 [ 109.226730][ T234] FSC = 0x06: level 2 translation fault [ 109.227617][ T234] Data abort info: [ 109.228194][ T234] ISV = 0, ISS = 0x00000006 [ 109.228622][ T5621] gfs2: fsid=..0: Journal recovery skipped for jid 0 until next mount. [ 109.228926][ T234] CM = 0, WnR = 0 [ 109.230184][ T5621] gfs2: fsid=..0: Glock dequeues delayed: 0 [ 109.231768][ T234] [dfff800000000097] address between user and kernel address ranges [ 109.233045][ T234] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 109.234027][ T234] Modules linked in: [ 109.234579][ T234] CPU: 1 PID: 234 Comm: kworker/1:1H Not tainted syzkaller #0 [ 109.234665][ T5621] gfs2: fsid=..0: File system withdrawn [ 109.235674][ T234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 109.236603][ T5621] CPU: 0 PID: 5621 Comm: syz.3.248 Not tainted syzkaller #0 [ 109.238058][ T234] Workqueue: glock_workqueue glock_work_func [ 109.239179][ T5621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 109.240026][ T234] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 109.241473][ T5621] Call trace: [ 109.242616][ T234] pc : do_xmote+0xb00/0xf58 [ 109.243083][ T5621] dump_backtrace+0x0/0x458 [ 109.243709][ T234] lr : do_xmote+0xadc/0xf58 [ 109.244354][ T5621] show_stack+0x2c/0x3c [ 109.244972][ T234] sp : ffff80001e8c7a10 [ 109.245579][ T5621] __dump_stack+0x30/0x40 [ 109.246117][ T234] x29: ffff80001e8c7a40 x28: 1fffe0001dc584ab x27: ffff0000ecffc000 [ 109.246764][ T5621] dump_stack_lvl+0xf4/0x15c [ 109.247925][ T234] [ 109.248543][ T5621] dump_stack+0x1c/0x5c [ 109.248884][ T234] x26: ffff0000ee2c2558 x25: 0000000000000013 x24: dfff800000000000 [ 109.249464][ T5621] gfs2_withdraw+0xc88/0x129c [ 109.250579][ T234] [ 109.251212][ T5621] gfs2_metatype_check_ii+0x8c/0xac [ 109.251525][ T234] x23: ffff0000ee2c2560 x22: 00000000000004b8 x21: 0000000000000000 [ 109.252192][ T5621] gfs2_meta_buffer+0x258/0x2ec [ 109.253392][ T234] x20: 000000000000504c x19: ffff0000ee2c24f8 x18: 0000000000000000 [ 109.254049][ T5621] gfs2_inode_refresh+0xb0/0xdb4 [ 109.255183][ T234] x17: 0000000000000000 x16: ffff8000082d88bc x15: 0000000000000406 [ 109.255836][ T5621] inode_go_lock+0xfc/0x38c [ 109.255845][ T234] [ 109.256944][ T234] x14: 0000000000000001 [ 109.257561][ T5621] do_promote+0x668/0xa48 [ 109.257880][ T234] x13: 1fffe0001dc584a3 [ 109.258433][ T5621] finish_xmote+0x450/0xb0c [ 109.259046][ T234] x12: 0000000000ff0100 [ 109.259667][ T5621] do_xmote+0x674/0xf58 [ 109.260337][ T234] [ 109.260933][ T5621] run_queue+0x3fc/0x698 [ 109.261555][ T234] x11: 0000000000000000 [ 109.261870][ T5621] gfs2_glock_nq+0x828/0x1404 [ 109.262524][ T234] x10: 0000000000000000 [ 109.263127][ T5621] init_journal+0xaa0/0x1e34 [ 109.263769][ T234] x9 : ffff80000a0cdcd4 [ 109.264410][ T5621] init_inodes+0xe0/0x2d4 [ 109.265040][ T234] [ 109.265655][ T5621] gfs2_fill_super+0x1264/0x1a18 [ 109.266277][ T234] x8 : 0000000000000097 [ 109.266637][ T5621] get_tree_bdev+0x358/0x544 [ 109.267323][ T234] x7 : ffff80000a73c1dc [ 109.267875][ T5621] gfs2_get_tree+0x54/0x1b4 [ 109.268578][ T234] x6 : 0000000000000000 [ 109.269165][ T5621] vfs_get_tree+0x90/0x274 [ 109.269834][ T234] [ 109.270420][ T5621] do_new_mount+0x228/0x810 [ 109.271074][ T234] x5 : 0000000000000000 [ 109.271406][ T5621] path_mount+0x5bc/0x1008 [ 109.272046][ T234] x4 : 0000000000000001 [ 109.272629][ T5621] __arm64_sys_mount+0x514/0x5f0 [ 109.273274][ T234] x3 : ffff8000082d89d0 [ 109.273878][ T5621] invoke_syscall+0x98/0x2b0 [ 109.274569][ T234] [ 109.275146][ T5621] el0_svc_common+0x138/0x258 [ 109.275772][ T234] x2 : 0000000000000001 [ 109.276069][ T5621] do_el0_svc+0x58/0x13c [ 109.276710][ T234] x1 : 0000000000004000 [ 109.277275][ T5621] el0_svc+0x78/0x1d0 [ 109.277858][ T234] x0 : 0000000000000000 [ 109.278456][ T5621] el0t_64_sync_handler+0xcc/0xe4 [ 109.279043][ T234] [ 109.279634][ T5621] el0t_64_sync+0x1a0/0x1a4 [ 109.280309][ T234] Call trace: [ 109.281741][ T234] do_xmote+0xb00/0xf58 [ 109.282367][ T234] run_queue+0x3fc/0x698 [ 109.282988][ T234] glock_work_func+0x208/0x440 [ 109.283663][ T234] process_one_work+0x79c/0x1138 [ 109.284336][ T234] worker_thread+0x8f4/0x1034 [ 109.285053][ T234] kthread+0x374/0x454 [ 109.285646][ T234] ret_from_fork+0x10/0x20 [ 109.286293][ T234] Code: 979dd776 f94002c8 9112e116 d343fec8 (38786908) [ 109.287246][ T234] ---[ end trace f7b702fe55d15943 ]--- [ 109.293309][ T5619] syz.0.247 (5619): drop_caches: 2 [ 109.652093][ T234] Kernel panic - not syncing: Oops: Fatal exception [ 109.653108][ T234] SMP: stopping secondary CPUs [ 109.653817][ T234] Kernel Offset: disabled [ 109.654446][ T234] CPU features: 0x8,000003c1,7d33ffd9 [ 109.655232][ T234] Memory Limit: none [ 110.021010][ T234] Rebooting in 86400 seconds..