dy locked for use [ 70.294151][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 70.338592][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 70.346203][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 70.351479][ T3185] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 70.923379][ T3255] loop2: detected capacity change from 0 to 32768 [ 70.940054][ T3255] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 70.948237][ T3255] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 70.965510][ T3255] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 70.979555][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 70.986347][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 71.024333][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 71.032223][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 71.037507][ T3255] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 71.606729][ T3325] loop2: detected capacity change from 0 to 32768 [ 71.623269][ T3325] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 71.631638][ T3325] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 71.645215][ T3325] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 71.659509][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 71.666395][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 71.705978][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 39ms [ 71.713724][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 71.719128][ T3325] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 72.259264][ T3388] loop2: detected capacity change from 0 to 32768 [ 72.285451][ T3388] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 72.293797][ T3388] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 72.309398][ T3388] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 72.320073][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 72.327043][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 72.375136][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 48ms [ 72.382725][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 72.388007][ T3388] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 72.911704][ T3460] loop2: detected capacity change from 0 to 32768 [ 72.920869][ T3460] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 72.929331][ T3460] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 72.938020][ T3460] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 72.954144][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 72.961024][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 73.004344][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 43ms [ 73.012137][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 73.017502][ T3460] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 73.642428][ T3539] loop2: detected capacity change from 0 to 32768 [ 73.670738][ T3539] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 73.679076][ T3539] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 73.692231][ T3539] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 73.700797][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 73.707584][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 73.770157][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 62ms [ 73.777767][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 73.783271][ T3539] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 74.283547][ T3605] loop2: detected capacity change from 0 to 32768 [ 74.300649][ T3605] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 74.308883][ T3605] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 74.319269][ T3605] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 74.327765][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 74.334742][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 74.389757][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 55ms [ 74.397543][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 74.402919][ T3605] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 74.904185][ T3664] loop2: detected capacity change from 0 to 32768 [ 74.919819][ T3664] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 74.928244][ T3664] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 74.942346][ T3664] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 74.951143][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 74.958021][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 75.037013][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 78ms [ 75.044915][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 75.050302][ T3664] gfs2: fsid=syz:syz.0: first mount done, others may mount 2024/07/21 22:06:05 executed programs: 26 [ 75.546477][ T3730] loop2: detected capacity change from 0 to 32768 [ 75.565526][ T3730] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 75.574484][ T3730] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 75.583747][ T3730] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 75.594999][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 75.602021][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 75.668647][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 66ms [ 75.676277][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 75.681567][ T3730] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 76.165043][ T3792] loop2: detected capacity change from 0 to 32768 [ 76.196512][ T3792] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 76.205216][ T3792] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 76.219497][ T3792] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 76.230124][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 76.236912][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 76.332886][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 95ms [ 76.341517][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 76.346895][ T3792] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 76.827940][ T3861] loop2: detected capacity change from 0 to 32768 [ 76.841633][ T3861] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 76.849941][ T3861] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 76.881773][ T3861] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 76.890383][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 76.897161][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 76.944013][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 76.951686][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 76.957089][ T3861] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 77.473301][ T3927] loop2: detected capacity change from 0 to 32768 [ 77.493373][ T3927] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 77.501742][ T3927] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 77.512013][ T3927] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 77.525589][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 77.532713][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 77.578569][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 45ms [ 77.586252][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 77.591628][ T3927] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 78.097541][ T3990] loop2: detected capacity change from 0 to 32768 [ 78.133118][ T3990] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 78.141439][ T3990] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 78.151542][ T3990] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 78.161737][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 78.168843][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 78.214746][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 45ms [ 78.222301][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 78.227576][ T3990] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 78.767743][ T4058] loop2: detected capacity change from 0 to 32768 [ 78.786324][ T4058] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 78.794725][ T4058] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 78.804357][ T4058] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 78.816018][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 78.822984][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 78.877787][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 54ms [ 78.885773][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 78.891217][ T4058] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 79.483171][ T4135] loop2: detected capacity change from 0 to 32768 [ 79.500558][ T4135] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 79.509055][ T4135] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 79.519438][ T4135] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 79.528749][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 79.535706][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 79.573189][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 79.580943][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 79.586231][ T4135] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 80.206237][ T4206] loop2: detected capacity change from 0 to 32768 [ 80.229205][ T4206] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.237483][ T4206] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.246576][ T4206] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 80.259003][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.265890][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 80.299499][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 80.307379][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 80.312794][ T4206] gfs2: fsid=syz:syz.0: first mount done, others may mount 2024/07/21 22:06:10 executed programs: 34 [ 80.826486][ T4274] loop2: detected capacity change from 0 to 32768 [ 80.853648][ T4274] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.862032][ T4274] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.872776][ T4274] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 80.883459][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.890723][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 80.926020][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 35ms [ 80.933765][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 80.939047][ T4274] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 81.497857][ T4344] loop2: detected capacity change from 0 to 32768 [ 81.535719][ T4344] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 81.544435][ T4344] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 81.559493][ T4344] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 81.570271][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 81.577236][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 81.652824][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 75ms [ 81.660467][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 81.665782][ T4344] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 81.974560][ T4391] loop0: detected capacity change from 0 to 32768 [ 81.997602][ T4391] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 82.005992][ T4391] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 82.017293][ T4391] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 82.025750][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 82.032692][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 82.100544][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 67ms [ 82.108165][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 82.113487][ T4391] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 82.205842][ T4403] loop2: detected capacity change from 0 to 32768 [ 82.231665][ T4403] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 82.239926][ T4403] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 82.262815][ T4403] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 82.286045][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 82.292899][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 82.402400][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 109ms [ 82.410178][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 82.415540][ T4403] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 82.440744][ T4415] loop3: detected capacity change from 0 to 32768 [ 82.491110][ T4415] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.498603][ T4415] CPU: 1 PID: 4415 Comm: syz.3.18 Not tainted 6.10.0-rc1-syzkaller #0 [ 82.506847][ T4415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 82.517091][ T4415] Call Trace: [ 82.520396][ T4415] [ 82.523364][ T4415] dump_stack_lvl+0x108/0x280 [ 82.528249][ T4415] ? __pfx_dump_stack_lvl+0x10/0x10 [ 82.533541][ T4415] ? __pfx__printk+0x10/0x10 [ 82.538148][ T4415] ? kmalloc_trace_noprof+0x1a8/0x310 [ 82.543616][ T4415] sysfs_create_dir_ns+0x2a8/0x370 [ 82.548735][ T4415] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 82.554811][ T4415] kobject_add_internal+0x39d/0x7f0 [ 82.560441][ T4415] kobject_init_and_add+0x104/0x160 [ 82.565927][ T4415] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 82.571745][ T4415] ? __pfx_kobject_init_and_add+0x10/0x10 [ 82.577480][ T4415] ? __init_swait_queue_head+0xae/0x150 [ 82.583043][ T4415] gfs2_sys_fs_add+0x248/0x470 [ 82.588271][ T4415] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 82.593566][ T4415] ? __pfx_alloc_workqueue+0x10/0x10 [ 82.598953][ T4415] ? read_word_at_a_time+0xe/0x20 [ 82.604161][ T4415] ? sized_strscpy+0x8d/0x220 [ 82.608839][ T4415] gfs2_fill_super+0x10cc/0x2210 [ 82.613789][ T4415] ? __pfx_gfs2_fill_super+0x10/0x10 [ 82.619161][ T4415] ? snprintf+0xd0/0x120 [ 82.623401][ T4415] ? __pfx_lock_release+0x10/0x10 [ 82.628520][ T4415] ? do_raw_spin_lock+0x14f/0x370 [ 82.634153][ T4415] ? __pfx_snprintf+0x10/0x10 [ 82.639114][ T4415] ? sb_set_blocksize+0x45/0xd0 [ 82.643964][ T4415] ? setup_bdev_super+0x3db/0x480 [ 82.648998][ T4415] get_tree_bdev+0x399/0x590 [ 82.653592][ T4415] ? __pfx_gfs2_fill_super+0x10/0x10 [ 82.659141][ T4415] ? __pfx_get_tree_bdev+0x10/0x10 [ 82.664265][ T4415] gfs2_get_tree+0x4b/0x1b0 [ 82.668830][ T4415] vfs_get_tree+0x82/0x250 [ 82.673432][ T4415] do_new_mount+0x21e/0x9b0 [ 82.677933][ T4415] ? __pfx_do_new_mount+0x10/0x10 [ 82.683055][ T4415] ? user_path_at_empty+0x3f/0x50 [ 82.688078][ T4415] ? kmem_cache_free+0x145/0x350 [ 82.693016][ T4415] __se_sys_mount+0x242/0x2e0 [ 82.697767][ T4415] ? __pfx_lock_release+0x10/0x10 [ 82.702794][ T4415] ? __pfx___se_sys_mount+0x10/0x10 [ 82.704825][ T4428] loop0: detected capacity change from 0 to 32768 [ 82.707990][ T4415] do_syscall_64+0xe0/0x200 [ 82.719069][ T4415] ? clear_bhb_loop+0x55/0xb0 [ 82.723762][ T4415] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.729673][ T4415] RIP: 0033:0x7f63f71772da [ 82.734116][ T4415] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 82.742071][ T4428] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.754330][ T4415] RSP: 002b:00007f63f7ee3e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.754351][ T4415] RAX: ffffffffffffffda RBX: 00007f63f7ee3f00 RCX: 00007f63f71772da [ 82.754356][ T4415] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f63f7ee3ec0 [ 82.754361][ T4415] RBP: 00000000200124c0 R08: 00007f63f7ee3f00 R09: 0000000000000800 [ 82.754366][ T4415] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 82.754371][ T4415] R13: 00007f63f7ee3ec0 R14: 00000000000124ab R15: 0000000020000240 [ 82.754378][ T4415] [ 82.754573][ T4415] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.761938][ T4428] CPU: 0 PID: 4428 Comm: syz.0.46 Not tainted 6.10.0-rc1-syzkaller #0 [ 82.770445][ T4415] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.778360][ T4428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 82.778368][ T4428] Call Trace: [ 82.778375][ T4428] [ 82.778380][ T4428] dump_stack_lvl+0x108/0x280 [ 82.863270][ T4428] ? __pfx_dump_stack_lvl+0x10/0x10 [ 82.868466][ T4428] ? __pfx__printk+0x10/0x10 [ 82.873089][ T4428] ? kmalloc_trace_noprof+0x1a8/0x310 [ 82.878464][ T4428] sysfs_create_dir_ns+0x2a8/0x370 [ 82.883559][ T4428] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 82.889181][ T4428] kobject_add_internal+0x39d/0x7f0 [ 82.894703][ T4428] kobject_init_and_add+0x104/0x160 [ 82.899883][ T4428] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 82.905658][ T4428] ? __pfx_kobject_init_and_add+0x10/0x10 [ 82.911389][ T4428] ? __init_swait_queue_head+0xae/0x150 [ 82.916919][ T4428] gfs2_sys_fs_add+0x248/0x470 [ 82.921694][ T4428] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 82.926961][ T4428] ? __pfx_alloc_workqueue+0x10/0x10 [ 82.932219][ T4428] ? read_word_at_a_time+0xe/0x20 [ 82.937653][ T4428] ? sized_strscpy+0x8d/0x220 [ 82.942312][ T4428] gfs2_fill_super+0x10cc/0x2210 [ 82.947225][ T4428] ? __pfx_gfs2_fill_super+0x10/0x10 [ 82.952662][ T4428] ? snprintf+0xd0/0x120 [ 82.956879][ T4428] ? __pfx_lock_release+0x10/0x10 [ 82.961887][ T4428] ? do_raw_spin_lock+0x14f/0x370 [ 82.967174][ T4428] ? __pfx_snprintf+0x10/0x10 [ 82.971863][ T4428] ? sb_set_blocksize+0x45/0xd0 [ 82.976702][ T4428] ? setup_bdev_super+0x3db/0x480 [ 82.981913][ T4428] get_tree_bdev+0x399/0x590 [ 82.986566][ T4428] ? __pfx_gfs2_fill_super+0x10/0x10 [ 82.991911][ T4428] ? __pfx_get_tree_bdev+0x10/0x10 [ 82.997096][ T4428] gfs2_get_tree+0x4b/0x1b0 [ 83.001575][ T4428] vfs_get_tree+0x82/0x250 [ 83.005960][ T4428] do_new_mount+0x21e/0x9b0 [ 83.010435][ T4428] ? __pfx_do_new_mount+0x10/0x10 [ 83.015430][ T4428] ? user_path_at_empty+0x3f/0x50 [ 83.020433][ T4428] ? kmem_cache_free+0x145/0x350 [ 83.025519][ T4428] __se_sys_mount+0x242/0x2e0 [ 83.030257][ T4428] ? __pfx_lock_release+0x10/0x10 [ 83.035339][ T4428] ? __pfx___se_sys_mount+0x10/0x10 [ 83.040953][ T4428] do_syscall_64+0xe0/0x200 [ 83.045521][ T4428] ? clear_bhb_loop+0x55/0xb0 [ 83.050256][ T4428] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.056119][ T4428] RIP: 0033:0x7f1fa23772da [ 83.060963][ T4428] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 83.080728][ T4428] RSP: 002b:00007f1fa30a8e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.089140][ T4428] RAX: ffffffffffffffda RBX: 00007f1fa30a8f00 RCX: 00007f1fa23772da [ 83.097219][ T4428] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1fa30a8ec0 [ 83.105257][ T4428] RBP: 00000000200124c0 R08: 00007f1fa30a8f00 R09: 0000000000000800 [ 83.113377][ T4428] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 83.121435][ T4428] R13: 00007f1fa30a8ec0 R14: 00000000000124ab R15: 0000000020000240 [ 83.129586][ T4428] [ 83.132844][ T4428] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.147263][ T4428] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.445589][ T4439] loop0: detected capacity change from 0 to 32768 [ 83.478862][ T4438] loop3: detected capacity change from 0 to 32768 [ 83.501417][ T4438] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.504874][ T4439] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 83.509846][ T4438] CPU: 0 PID: 4438 Comm: syz.3.48 Not tainted 6.10.0-rc1-syzkaller #0 [ 83.517461][ T4439] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 83.525566][ T4438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 83.525574][ T4438] Call Trace: [ 83.525579][ T4438] [ 83.525583][ T4438] dump_stack_lvl+0x108/0x280 [ 83.525596][ T4438] ? __pfx_dump_stack_lvl+0x10/0x10 [ 83.525603][ T4438] ? __pfx__printk+0x10/0x10 [ 83.563449][ T4438] ? kmalloc_trace_noprof+0x1a8/0x310 [ 83.568977][ T4438] sysfs_create_dir_ns+0x2a8/0x370 [ 83.574068][ T4438] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 83.580043][ T4438] kobject_add_internal+0x39d/0x7f0 [ 83.585220][ T4438] kobject_init_and_add+0x104/0x160 [ 83.590476][ T4438] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 83.596339][ T4438] ? __pfx_kobject_init_and_add+0x10/0x10 [ 83.602124][ T4438] ? __init_swait_queue_head+0xae/0x150 [ 83.607638][ T4438] gfs2_sys_fs_add+0x248/0x470 [ 83.612462][ T4438] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 83.617729][ T4438] ? __pfx_alloc_workqueue+0x10/0x10 [ 83.623253][ T4438] ? read_word_at_a_time+0xe/0x20 [ 83.628249][ T4438] ? sized_strscpy+0x8d/0x220 [ 83.632996][ T4438] gfs2_fill_super+0x10cc/0x2210 [ 83.637909][ T4438] ? __pfx_gfs2_fill_super+0x10/0x10 [ 83.643253][ T4438] ? snprintf+0xd0/0x120 [ 83.647506][ T4438] ? __pfx_lock_release+0x10/0x10 [ 83.652622][ T4438] ? do_raw_spin_lock+0x14f/0x370 [ 83.657834][ T4438] ? __pfx_snprintf+0x10/0x10 [ 83.662510][ T4438] ? sb_set_blocksize+0x45/0xd0 [ 83.667338][ T4438] ? setup_bdev_super+0x3db/0x480 [ 83.672339][ T4438] get_tree_bdev+0x399/0x590 [ 83.676996][ T4438] ? __pfx_gfs2_fill_super+0x10/0x10 [ 83.682251][ T4438] ? __pfx_get_tree_bdev+0x10/0x10 [ 83.687343][ T4438] gfs2_get_tree+0x4b/0x1b0 [ 83.691915][ T4438] vfs_get_tree+0x82/0x250 [ 83.696305][ T4438] do_new_mount+0x21e/0x9b0 [ 83.700780][ T4438] ? __pfx_do_new_mount+0x10/0x10 [ 83.705859][ T4438] ? user_path_at_empty+0x3f/0x50 [ 83.711034][ T4438] ? kmem_cache_free+0x145/0x350 [ 83.715944][ T4438] __se_sys_mount+0x242/0x2e0 [ 83.720607][ T4438] ? __pfx_lock_release+0x10/0x10 [ 83.725699][ T4438] ? __pfx___se_sys_mount+0x10/0x10 [ 83.730866][ T4438] do_syscall_64+0xe0/0x200 [ 83.735339][ T4438] ? clear_bhb_loop+0x55/0xb0 [ 83.739995][ T4438] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.745857][ T4438] RIP: 0033:0x7f63f71772da [ 83.750247][ T4438] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 83.770088][ T4438] RSP: 002b:00007f63f7ee3e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.778485][ T4438] RAX: ffffffffffffffda RBX: 00007f63f7ee3f00 RCX: 00007f63f71772da [ 83.786428][ T4438] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f63f7ee3ec0 [ 83.794481][ T4438] RBP: 00000000200124c0 R08: 00007f63f7ee3f00 R09: 0000000000000800 [ 83.802425][ T4438] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 83.810456][ T4438] R13: 00007f63f7ee3ec0 R14: 00000000000124ab R15: 0000000020000240 [ 83.818403][ T4438] [ 83.821585][ T4438] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.835594][ T4438] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.845027][ T4439] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 84.036642][ T4444] loop2: detected capacity change from 0 to 32768 [ 84.045954][ T4450] loop4: detected capacity change from 0 to 32768 [ 84.054537][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 84.061568][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 84.073331][ T4444] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.080819][ T4444] CPU: 0 PID: 4444 Comm: syz.2.47 Not tainted 6.10.0-rc1-syzkaller #0 [ 84.088972][ T4444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 84.099210][ T4444] Call Trace: [ 84.102490][ T4444] [ 84.105423][ T4444] dump_stack_lvl+0x108/0x280 [ 84.110095][ T4444] ? __pfx_dump_stack_lvl+0x10/0x10 [ 84.115287][ T4444] ? __pfx__printk+0x10/0x10 [ 84.119877][ T4444] ? kmalloc_trace_noprof+0x1a8/0x310 [ 84.125417][ T4444] sysfs_create_dir_ns+0x2a8/0x370 [ 84.130617][ T4444] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 84.136259][ T4444] kobject_add_internal+0x39d/0x7f0 [ 84.141566][ T4444] kobject_init_and_add+0x104/0x160 [ 84.146858][ T4444] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 84.152771][ T4444] ? __pfx_kobject_init_and_add+0x10/0x10 [ 84.158671][ T4444] ? __init_swait_queue_head+0xae/0x150 [ 84.164319][ T4444] gfs2_sys_fs_add+0x248/0x470 [ 84.165791][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 104ms [ 84.169159][ T4444] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 84.169172][ T4444] ? __pfx_alloc_workqueue+0x10/0x10 [ 84.169180][ T4444] ? read_word_at_a_time+0xe/0x20 [ 84.169189][ T4444] ? sized_strscpy+0x8d/0x220 [ 84.169197][ T4444] gfs2_fill_super+0x10cc/0x2210 [ 84.176806][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 84.181984][ T4444] ? __pfx_gfs2_fill_super+0x10/0x10 [ 84.181993][ T4444] ? snprintf+0xd0/0x120 [ 84.181999][ T4444] ? __pfx_lock_release+0x10/0x10 [ 84.182006][ T4444] ? do_raw_spin_lock+0x14f/0x370 [ 84.182013][ T4444] ? __pfx_snprintf+0x10/0x10 [ 84.182020][ T4444] ? sb_set_blocksize+0x45/0xd0 [ 84.182028][ T4444] ? setup_bdev_super+0x3db/0x480 [ 84.187301][ T4439] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 84.192263][ T4444] get_tree_bdev+0x399/0x590 [ 84.192272][ T4444] ? __pfx_gfs2_fill_super+0x10/0x10 [ 84.192279][ T4444] ? __pfx_get_tree_bdev+0x10/0x10 [ 84.192287][ T4444] gfs2_get_tree+0x4b/0x1b0 [ 84.192294][ T4444] vfs_get_tree+0x82/0x250 [ 84.192300][ T4444] do_new_mount+0x21e/0x9b0 [ 84.226772][ T4450] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.226886][ T4444] ? __pfx_do_new_mount+0x10/0x10 [ 84.290819][ T4444] ? user_path_at_empty+0x3f/0x50 [ 84.295834][ T4444] ? kmem_cache_free+0x145/0x350 [ 84.300843][ T4444] __se_sys_mount+0x242/0x2e0 [ 84.305497][ T4444] ? __pfx_lock_release+0x10/0x10 [ 84.310493][ T4444] ? __pfx___se_sys_mount+0x10/0x10 [ 84.315758][ T4444] do_syscall_64+0xe0/0x200 [ 84.320419][ T4444] ? clear_bhb_loop+0x55/0xb0 [ 84.325079][ T4444] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.331119][ T4444] RIP: 0033:0x7f9131b772da [ 84.335509][ T4444] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 84.355512][ T4444] RSP: 002b:00007f913294de78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.364120][ T4444] RAX: ffffffffffffffda RBX: 00007f913294df00 RCX: 00007f9131b772da [ 84.372191][ T4444] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f913294dec0 [ 84.380278][ T4444] RBP: 00000000200124c0 R08: 00007f913294df00 R09: 0000000000000800 [ 84.388254][ T4444] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 84.396212][ T4444] R13: 00007f913294dec0 R14: 00000000000124ab R15: 0000000020000240 [ 84.404214][ T4444] [ 84.407486][ T4450] CPU: 1 PID: 4450 Comm: syz.4.19 Not tainted 6.10.0-rc1-syzkaller #0 [ 84.407522][ C0] sched: RT throttling activated [ 84.407945][ T4444] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.415887][ T4450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 84.415894][ T4450] Call Trace: [ 84.415898][ T4450] [ 84.415902][ T4450] dump_stack_lvl+0x108/0x280 [ 84.415916][ T4450] ? __pfx_dump_stack_lvl+0x10/0x10 [ 84.420853][ T4444] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.434764][ T4450] ? __pfx__printk+0x10/0x10 [ 84.434779][ T4450] ? kmalloc_trace_noprof+0x1a8/0x310 [ 84.434788][ T4450] sysfs_create_dir_ns+0x2a8/0x370 [ 84.482587][ T4450] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 84.488287][ T4450] kobject_add_internal+0x39d/0x7f0 [ 84.493481][ T4450] kobject_init_and_add+0x104/0x160 [ 84.498653][ T4450] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 84.504518][ T4450] ? __pfx_kobject_init_and_add+0x10/0x10 [ 84.510412][ T4450] ? __init_swait_queue_head+0xae/0x150 [ 84.516502][ T4450] gfs2_sys_fs_add+0x248/0x470 [ 84.521240][ T4450] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 84.526697][ T4450] ? __pfx_alloc_workqueue+0x10/0x10 [ 84.532078][ T4450] ? read_word_at_a_time+0xe/0x20 [ 84.537080][ T4450] ? sized_strscpy+0x8d/0x220 [ 84.541910][ T4450] gfs2_fill_super+0x10cc/0x2210 [ 84.547092][ T4450] ? __pfx_gfs2_fill_super+0x10/0x10 [ 84.552640][ T4450] ? snprintf+0xd0/0x120 [ 84.556859][ T4450] ? __pfx_lock_release+0x10/0x10 [ 84.561873][ T4450] ? do_raw_spin_lock+0x14f/0x370 [ 84.567164][ T4450] ? __pfx_snprintf+0x10/0x10 [ 84.571999][ T4450] ? sb_set_blocksize+0x45/0xd0 [ 84.576913][ T4450] ? setup_bdev_super+0x3db/0x480 [ 84.581913][ T4450] get_tree_bdev+0x399/0x590 [ 84.586475][ T4450] ? __pfx_gfs2_fill_super+0x10/0x10 [ 84.591823][ T4450] ? __pfx_get_tree_bdev+0x10/0x10 [ 84.596997][ T4450] gfs2_get_tree+0x4b/0x1b0 [ 84.601533][ T4450] vfs_get_tree+0x82/0x250 [ 84.605947][ T4450] do_new_mount+0x21e/0x9b0 [ 84.610437][ T4450] ? __pfx_do_new_mount+0x10/0x10 [ 84.615678][ T4450] ? user_path_at_empty+0x3f/0x50 [ 84.620772][ T4450] ? kmem_cache_free+0x145/0x350 [ 84.625797][ T4450] __se_sys_mount+0x242/0x2e0 [ 84.630539][ T4450] ? __pfx_lock_release+0x10/0x10 [ 84.635677][ T4450] ? __pfx___se_sys_mount+0x10/0x10 [ 84.640848][ T4450] do_syscall_64+0xe0/0x200 [ 84.645429][ T4450] ? clear_bhb_loop+0x55/0xb0 [ 84.650337][ T4450] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.656225][ T4450] RIP: 0033:0x7fbce43772da [ 84.660628][ T4450] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 84.680495][ T4450] RSP: 002b:00007fbce3dfee78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.688892][ T4450] RAX: ffffffffffffffda RBX: 00007fbce3dfef00 RCX: 00007fbce43772da [ 84.696928][ T4450] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbce3dfeec0 [ 84.704879][ T4450] RBP: 00000000200124c0 R08: 00007fbce3dfef00 R09: 0000000000000800 [ 84.712824][ T4450] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 84.720961][ T4450] R13: 00007fbce3dfeec0 R14: 00000000000124ab R15: 0000000020000240 [ 84.728909][ T4450] [ 84.732078][ T4450] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.746081][ T4450] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.954883][ T4463] loop3: detected capacity change from 0 to 32768 [ 84.975709][ T4463] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.983380][ T4463] CPU: 1 PID: 4463 Comm: syz.3.50 Not tainted 6.10.0-rc1-syzkaller #0 [ 84.991792][ T4463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 85.001851][ T4463] Call Trace: [ 85.005139][ T4463] [ 85.008161][ T4463] dump_stack_lvl+0x108/0x280 [ 85.012832][ T4463] ? __pfx_dump_stack_lvl+0x10/0x10 [ 85.018025][ T4463] ? __pfx__printk+0x10/0x10 [ 85.022609][ T4463] ? kmalloc_trace_noprof+0x1a8/0x310 [ 85.028004][ T4463] sysfs_create_dir_ns+0x2a8/0x370 [ 85.033312][ T4463] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 85.038964][ T4463] kobject_add_internal+0x39d/0x7f0 [ 85.044175][ T4463] kobject_init_and_add+0x104/0x160 [ 85.049466][ T4463] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 85.055368][ T4463] ? __pfx_kobject_init_and_add+0x10/0x10 [ 85.061094][ T4463] ? __init_swait_queue_head+0xae/0x150 [ 85.066753][ T4463] gfs2_sys_fs_add+0x248/0x470 [ 85.071613][ T4463] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 85.076912][ T4463] ? __pfx_alloc_workqueue+0x10/0x10 [ 85.082553][ T4463] ? read_word_at_a_time+0xe/0x20 [ 85.087583][ T4463] ? sized_strscpy+0x8d/0x220 [ 85.092263][ T4463] gfs2_fill_super+0x10cc/0x2210 [ 85.097204][ T4463] ? __pfx_gfs2_fill_super+0x10/0x10 [ 85.102491][ T4463] ? snprintf+0xd0/0x120 [ 85.106726][ T4463] ? __pfx_lock_release+0x10/0x10 [ 85.111738][ T4463] ? do_raw_spin_lock+0x14f/0x370 [ 85.116755][ T4463] ? __pfx_snprintf+0x10/0x10 [ 85.121522][ T4463] ? sb_set_blocksize+0x45/0xd0 [ 85.126361][ T4463] ? setup_bdev_super+0x3db/0x480 [ 85.131480][ T4463] get_tree_bdev+0x399/0x590 [ 85.136168][ T4463] ? __pfx_gfs2_fill_super+0x10/0x10 [ 85.141543][ T4463] ? __pfx_get_tree_bdev+0x10/0x10 [ 85.146675][ T4463] gfs2_get_tree+0x4b/0x1b0 [ 85.151183][ T4463] vfs_get_tree+0x82/0x250 [ 85.155597][ T4463] do_new_mount+0x21e/0x9b0 [ 85.160190][ T4463] ? __pfx_do_new_mount+0x10/0x10 [ 85.165388][ T4463] ? user_path_at_empty+0x3f/0x50 [ 85.170383][ T4463] ? kmem_cache_free+0x145/0x350 [ 85.175295][ T4463] __se_sys_mount+0x242/0x2e0 [ 85.180211][ T4463] ? __pfx_lock_release+0x10/0x10 [ 85.185387][ T4463] ? __pfx___se_sys_mount+0x10/0x10 [ 85.190750][ T4463] do_syscall_64+0xe0/0x200 [ 85.195322][ T4463] ? clear_bhb_loop+0x55/0xb0 [ 85.200143][ T4463] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.206135][ T4463] RIP: 0033:0x7f63f71772da [ 85.210622][ T4463] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 85.230376][ T4463] RSP: 002b:00007f63f7ee3e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.238764][ T4463] RAX: ffffffffffffffda RBX: 00007f63f7ee3f00 RCX: 00007f63f71772da [ 85.246799][ T4463] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f63f7ee3ec0 [ 85.255090][ T4463] RBP: 00000000200124c0 R08: 00007f63f7ee3f00 R09: 0000000000000800 [ 85.263036][ T4463] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 85.271087][ T4463] R13: 00007f63f7ee3ec0 R14: 00000000000124ab R15: 0000000020000240 [ 85.279038][ T4463] [ 85.282404][ T4463] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.296555][ T4463] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.481456][ T4469] loop4: detected capacity change from 0 to 32768 [ 85.490267][ T4469] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.497750][ T4469] CPU: 0 PID: 4469 Comm: syz.4.52 Not tainted 6.10.0-rc1-syzkaller #0 [ 85.506080][ T4469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 85.516149][ T4469] Call Trace: [ 85.519514][ T4469] [ 85.522447][ T4469] dump_stack_lvl+0x108/0x280 [ 85.527212][ T4469] ? __pfx_dump_stack_lvl+0x10/0x10 [ 85.532441][ T4469] ? __pfx__printk+0x10/0x10 [ 85.537050][ T4469] ? kmalloc_trace_noprof+0x1a8/0x310 [ 85.542438][ T4469] sysfs_create_dir_ns+0x2a8/0x370 [ 85.547702][ T4469] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 85.553340][ T4469] kobject_add_internal+0x39d/0x7f0 [ 85.558547][ T4469] kobject_init_and_add+0x104/0x160 [ 85.560290][ T4470] loop2: detected capacity change from 0 to 32768 [ 85.563728][ T4469] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 85.576015][ T4469] ? __pfx_kobject_init_and_add+0x10/0x10 [ 85.581915][ T4469] ? __init_swait_queue_head+0xae/0x150 [ 85.587586][ T4469] gfs2_sys_fs_add+0x248/0x470 [ 85.592431][ T4469] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 85.597707][ T4469] ? __pfx_alloc_workqueue+0x10/0x10 [ 85.603244][ T4469] ? read_word_at_a_time+0xe/0x20 [ 85.608258][ T4469] ? sized_strscpy+0x8d/0x220 [ 85.612933][ T4469] gfs2_fill_super+0x10cc/0x2210 [ 85.617860][ T4469] ? __pfx_gfs2_fill_super+0x10/0x10 [ 85.620369][ T4470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.623120][ T4469] ? snprintf+0xd0/0x120 [ 85.634701][ T4469] ? __pfx_lock_release+0x10/0x10 [ 85.639711][ T4469] ? do_raw_spin_lock+0x14f/0x370 [ 85.644888][ T4469] ? __pfx_snprintf+0x10/0x10 [ 85.649716][ T4469] ? sb_set_blocksize+0x45/0xd0 [ 85.654642][ T4469] ? setup_bdev_super+0x3db/0x480 [ 85.659730][ T4469] get_tree_bdev+0x399/0x590 [ 85.664380][ T4469] ? __pfx_gfs2_fill_super+0x10/0x10 [ 85.669659][ T4469] ? __pfx_get_tree_bdev+0x10/0x10 [ 85.674770][ T4469] gfs2_get_tree+0x4b/0x1b0 [ 85.679279][ T4469] vfs_get_tree+0x82/0x250 [ 85.683764][ T4469] do_new_mount+0x21e/0x9b0 [ 85.688247][ T4469] ? __pfx_do_new_mount+0x10/0x10 [ 85.693252][ T4469] ? user_path_at_empty+0x3f/0x50 [ 85.698253][ T4469] ? kmem_cache_free+0x145/0x350 [ 85.703254][ T4469] __se_sys_mount+0x242/0x2e0 [ 85.707999][ T4469] ? __pfx_lock_release+0x10/0x10 [ 85.713091][ T4469] ? __pfx___se_sys_mount+0x10/0x10 [ 85.718444][ T4469] do_syscall_64+0xe0/0x200 [ 85.722930][ T4469] ? clear_bhb_loop+0x55/0xb0 [ 85.727591][ T4469] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.733461][ T4469] RIP: 0033:0x7fbce43772da [ 85.737938][ T4469] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 85.757779][ T4469] RSP: 002b:00007fbce3dfee78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.766270][ T4469] RAX: ffffffffffffffda RBX: 00007fbce3dfef00 RCX: 00007fbce43772da [ 85.774480][ T4469] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbce3dfeec0 [ 85.782603][ T4469] RBP: 00000000200124c0 R08: 00007fbce3dfef00 R09: 0000000000000800 [ 85.790643][ T4469] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 85.798594][ T4469] R13: 00007fbce3dfeec0 R14: 00000000000124ab R15: 0000000020000240 [ 85.806566][ T4469] [ 85.809946][ T4470] CPU: 1 PID: 4470 Comm: syz.2.53 Not tainted 6.10.0-rc1-syzkaller #0 [ 85.811192][ T4469] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.818168][ T4470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 85.818177][ T4470] Call Trace: [ 85.832988][ T4469] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.842137][ T4470] [ 85.842142][ T4470] dump_stack_lvl+0x108/0x280 [ 85.842155][ T4470] ? __pfx_dump_stack_lvl+0x10/0x10 [ 85.842162][ T4470] ? __pfx__printk+0x10/0x10 [ 85.842170][ T4470] ? kmalloc_trace_noprof+0x1a8/0x310 [ 85.842179][ T4470] sysfs_create_dir_ns+0x2a8/0x370 [ 85.842189][ T4470] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 85.886006][ T4470] kobject_add_internal+0x39d/0x7f0 [ 85.891196][ T4470] kobject_init_and_add+0x104/0x160 [ 85.896374][ T4470] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 85.902224][ T4470] ? __pfx_kobject_init_and_add+0x10/0x10 [ 85.907921][ T4470] ? __init_swait_queue_head+0xae/0x150 [ 85.913437][ T4470] gfs2_sys_fs_add+0x248/0x470 [ 85.918187][ T4470] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 85.923445][ T4470] ? __pfx_alloc_workqueue+0x10/0x10 [ 85.928704][ T4470] ? read_word_at_a_time+0xe/0x20 [ 85.933698][ T4470] ? sized_strscpy+0x8d/0x220 [ 85.938432][ T4470] gfs2_fill_super+0x10cc/0x2210 [ 85.943342][ T4470] ? __pfx_gfs2_fill_super+0x10/0x10 [ 85.948684][ T4470] ? snprintf+0xd0/0x120 [ 85.952899][ T4470] ? __pfx_lock_release+0x10/0x10 [ 85.957899][ T4470] ? do_raw_spin_lock+0x14f/0x370 [ 85.963068][ T4470] ? __pfx_snprintf+0x10/0x10 [ 85.967717][ T4470] ? sb_set_blocksize+0x45/0xd0 [ 85.972621][ T4470] ? setup_bdev_super+0x3db/0x480 [ 85.977626][ T4470] get_tree_bdev+0x399/0x590 [ 85.982191][ T4470] ? __pfx_gfs2_fill_super+0x10/0x10 [ 85.987453][ T4470] ? __pfx_get_tree_bdev+0x10/0x10 [ 85.992887][ T4470] gfs2_get_tree+0x4b/0x1b0 [ 85.997455][ T4470] vfs_get_tree+0x82/0x250 [ 86.001953][ T4470] do_new_mount+0x21e/0x9b0 [ 86.006533][ T4470] ? __pfx_do_new_mount+0x10/0x10 [ 86.011544][ T4470] ? user_path_at_empty+0x3f/0x50 [ 86.016726][ T4470] ? kmem_cache_free+0x145/0x350 [ 86.021730][ T4470] __se_sys_mount+0x242/0x2e0 [ 86.026383][ T4470] ? __pfx_lock_release+0x10/0x10 [ 86.031554][ T4470] ? __pfx___se_sys_mount+0x10/0x10 [ 86.036812][ T4470] do_syscall_64+0xe0/0x200 [ 86.041315][ T4470] ? clear_bhb_loop+0x55/0xb0 [ 86.046071][ T4470] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.051948][ T4470] RIP: 0033:0x7f9131b772da [ 86.056342][ T4470] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 86.076030][ T4470] RSP: 002b:00007f913294de78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2024/07/21 22:06:16 executed programs: 49 [ 86.084422][ T4470] RAX: ffffffffffffffda RBX: 00007f913294df00 RCX: 00007f9131b772da [ 86.092454][ T4470] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f913294dec0 [ 86.100660][ T4470] RBP: 00000000200124c0 R08: 00007f913294df00 R09: 0000000000000800 [ 86.108603][ T4470] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 86.116635][ T4470] R13: 00007f913294dec0 R14: 00000000000124ab R15: 0000000020000240 [ 86.124590][ T4470] [ 86.127781][ T4470] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.141696][ T4470] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.337017][ T4476] loop1: detected capacity change from 0 to 32768 [ 86.349999][ T4478] loop3: detected capacity change from 0 to 32768 [ 86.377205][ T4478] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.384689][ T4478] CPU: 0 PID: 4478 Comm: syz.3.55 Not tainted 6.10.0-rc1-syzkaller #0 [ 86.392843][ T4478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 86.402998][ T4478] Call Trace: [ 86.406371][ T4478] [ 86.409303][ T4478] dump_stack_lvl+0x108/0x280 [ 86.413982][ T4478] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.419171][ T4478] ? __pfx__printk+0x10/0x10 [ 86.423751][ T4478] ? kmalloc_trace_noprof+0x1a8/0x310 [ 86.429202][ T4478] sysfs_create_dir_ns+0x2a8/0x370 [ 86.434391][ T4478] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 86.440012][ T4478] kobject_add_internal+0x39d/0x7f0 [ 86.445195][ T4478] kobject_init_and_add+0x104/0x160 [ 86.450565][ T4478] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 86.456389][ T4478] ? __pfx_kobject_init_and_add+0x10/0x10 [ 86.462285][ T4478] ? __init_swait_queue_head+0xae/0x150 [ 86.468097][ T4478] gfs2_sys_fs_add+0x248/0x470 [ 86.468599][ T4476] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.472853][ T4478] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 86.485829][ T4478] ? __pfx_alloc_workqueue+0x10/0x10 [ 86.491190][ T4478] ? read_word_at_a_time+0xe/0x20 [ 86.496539][ T4478] ? sized_strscpy+0x8d/0x220 [ 86.501204][ T4478] gfs2_fill_super+0x10cc/0x2210 [ 86.506214][ T4478] ? __pfx_gfs2_fill_super+0x10/0x10 [ 86.511646][ T4478] ? snprintf+0xd0/0x120 [ 86.515899][ T4478] ? __pfx_lock_release+0x10/0x10 [ 86.520931][ T4478] ? do_raw_spin_lock+0x14f/0x370 [ 86.525953][ T4478] ? __pfx_snprintf+0x10/0x10 [ 86.530871][ T4478] ? sb_set_blocksize+0x45/0xd0 [ 86.535696][ T4478] ? setup_bdev_super+0x3db/0x480 [ 86.540827][ T4478] get_tree_bdev+0x399/0x590 [ 86.545497][ T4478] ? __pfx_gfs2_fill_super+0x10/0x10 [ 86.550763][ T4478] ? __pfx_get_tree_bdev+0x10/0x10 [ 86.556116][ T4478] gfs2_get_tree+0x4b/0x1b0 [ 86.560595][ T4478] vfs_get_tree+0x82/0x250 [ 86.565255][ T4478] do_new_mount+0x21e/0x9b0 [ 86.569736][ T4478] ? __pfx_do_new_mount+0x10/0x10 [ 86.574734][ T4478] ? user_path_at_empty+0x3f/0x50 [ 86.579732][ T4478] ? kmem_cache_free+0x145/0x350 [ 86.584744][ T4478] __se_sys_mount+0x242/0x2e0 [ 86.589419][ T4478] ? __pfx_lock_release+0x10/0x10 [ 86.594680][ T4478] ? __pfx___se_sys_mount+0x10/0x10 [ 86.599977][ T4478] do_syscall_64+0xe0/0x200 [ 86.604475][ T4478] ? clear_bhb_loop+0x55/0xb0 [ 86.609228][ T4478] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.615270][ T4478] RIP: 0033:0x7f63f71772da [ 86.619698][ T4478] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 86.639459][ T4478] RSP: 002b:00007f63f7ee3e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 86.648200][ T4478] RAX: ffffffffffffffda RBX: 00007f63f7ee3f00 RCX: 00007f63f71772da [ 86.656264][ T4478] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f63f7ee3ec0 [ 86.664487][ T4478] RBP: 00000000200124c0 R08: 00007f63f7ee3f00 R09: 0000000000000800 [ 86.672530][ T4478] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 86.680575][ T4478] R13: 00007f63f7ee3ec0 R14: 00000000000124ab R15: 0000000020000240 [ 86.688705][ T4478] [ 86.691708][ T4476] CPU: 1 PID: 4476 Comm: syz.1.16 Not tainted 6.10.0-rc1-syzkaller #0 [ 86.691975][ T4478] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.699928][ T4476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 86.699935][ T4476] Call Trace: [ 86.699940][ T4476] [ 86.699944][ T4476] dump_stack_lvl+0x108/0x280 [ 86.699958][ T4476] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.713944][ T4478] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.723962][ T4476] ? __pfx__printk+0x10/0x10 [ 86.723985][ T4476] ? kmalloc_trace_noprof+0x1a8/0x310 [ 86.723994][ T4476] sysfs_create_dir_ns+0x2a8/0x370 [ 86.724006][ T4476] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 86.724014][ T4476] kobject_add_internal+0x39d/0x7f0 [ 86.772565][ T4476] kobject_init_and_add+0x104/0x160 [ 86.777915][ T4476] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 86.783700][ T4476] ? __pfx_kobject_init_and_add+0x10/0x10 [ 86.789567][ T4476] ? __init_swait_queue_head+0xae/0x150 [ 86.795361][ T4476] gfs2_sys_fs_add+0x248/0x470 [ 86.800329][ T4476] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 86.805699][ T4476] ? __pfx_alloc_workqueue+0x10/0x10 [ 86.811052][ T4476] ? read_word_at_a_time+0xe/0x20 [ 86.816247][ T4476] ? sized_strscpy+0x8d/0x220 [ 86.820895][ T4476] gfs2_fill_super+0x10cc/0x2210 [ 86.826002][ T4476] ? __pfx_gfs2_fill_super+0x10/0x10 [ 86.831298][ T4476] ? snprintf+0xd0/0x120 [ 86.835683][ T4476] ? __pfx_lock_release+0x10/0x10 [ 86.840774][ T4476] ? do_raw_spin_lock+0x14f/0x370 [ 86.845959][ T4476] ? __pfx_snprintf+0x10/0x10 [ 86.850604][ T4476] ? sb_set_blocksize+0x45/0xd0 [ 86.855424][ T4476] ? setup_bdev_super+0x3db/0x480 [ 86.860532][ T4476] get_tree_bdev+0x399/0x590 [ 86.865268][ T4476] ? __pfx_gfs2_fill_super+0x10/0x10 [ 86.870607][ T4476] ? __pfx_get_tree_bdev+0x10/0x10 [ 86.875776][ T4476] gfs2_get_tree+0x4b/0x1b0 [ 86.880247][ T4476] vfs_get_tree+0x82/0x250 [ 86.884631][ T4476] do_new_mount+0x21e/0x9b0 [ 86.889106][ T4476] ? __pfx_do_new_mount+0x10/0x10 [ 86.894100][ T4476] ? user_path_at_empty+0x3f/0x50 [ 86.899102][ T4476] ? kmem_cache_free+0x145/0x350 [ 86.904012][ T4476] __se_sys_mount+0x242/0x2e0 [ 86.908750][ T4476] ? __pfx_lock_release+0x10/0x10 [ 86.913751][ T4476] ? __pfx___se_sys_mount+0x10/0x10 [ 86.918954][ T4476] do_syscall_64+0xe0/0x200 [ 86.923514][ T4476] ? clear_bhb_loop+0x55/0xb0 [ 86.928274][ T4476] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.934133][ T4476] RIP: 0033:0x7f48693772da [ 86.938526][ T4476] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 86.958113][ T4476] RSP: 002b:00007f486a1aae78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 86.966602][ T4476] RAX: ffffffffffffffda RBX: 00007f486a1aaf00 RCX: 00007f48693772da [ 86.975155][ T4476] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f486a1aaec0 [ 86.983196][ T4476] RBP: 00000000200124c0 R08: 00007f486a1aaf00 R09: 0000000000000800 [ 86.991321][ T4476] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 86.999525][ T4476] R13: 00007f486a1aaec0 R14: 00000000000124ab R15: 0000000020000240 [ 87.007473][ T4476] [ 87.010740][ T4476] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.024672][ T4476] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.221784][ T4484] loop2: detected capacity change from 0 to 32768 [ 87.225619][ T4486] loop4: detected capacity change from 0 to 32768 [ 87.240173][ T4486] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 87.240748][ T4484] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.248505][ T4486] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 87.264017][ T4484] CPU: 0 PID: 4484 Comm: syz.2.56 Not tainted 6.10.0-rc1-syzkaller #0 [ 87.272688][ T4484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 87.282813][ T4484] Call Trace: [ 87.286072][ T4484] [ 87.289268][ T4484] dump_stack_lvl+0x108/0x280 [ 87.293929][ T4484] ? __pfx_dump_stack_lvl+0x10/0x10 [ 87.299111][ T4484] ? __pfx__printk+0x10/0x10 [ 87.303778][ T4484] ? kmalloc_trace_noprof+0x1a8/0x310 [ 87.309132][ T4484] sysfs_create_dir_ns+0x2a8/0x370 [ 87.314238][ T4484] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 87.320019][ T4484] kobject_add_internal+0x39d/0x7f0 [ 87.325315][ T4484] kobject_init_and_add+0x104/0x160 [ 87.330660][ T4484] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 87.336526][ T4484] ? __pfx_kobject_init_and_add+0x10/0x10 [ 87.342214][ T4484] ? __init_swait_queue_head+0xae/0x150 [ 87.347832][ T4484] gfs2_sys_fs_add+0x248/0x470 [ 87.352655][ T4484] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 87.359388][ T4484] ? __pfx_alloc_workqueue+0x10/0x10 [ 87.364751][ T4484] ? read_word_at_a_time+0xe/0x20 [ 87.369810][ T4484] ? sized_strscpy+0x8d/0x220 [ 87.374684][ T4484] gfs2_fill_super+0x10cc/0x2210 [ 87.379623][ T4484] ? __pfx_gfs2_fill_super+0x10/0x10 [ 87.384899][ T4484] ? snprintf+0xd0/0x120 [ 87.389248][ T4484] ? __pfx_lock_release+0x10/0x10 [ 87.394262][ T4484] ? do_raw_spin_lock+0x14f/0x370 [ 87.399261][ T4484] ? __pfx_snprintf+0x10/0x10 [ 87.403996][ T4484] ? sb_set_blocksize+0x45/0xd0 [ 87.408925][ T4484] ? setup_bdev_super+0x3db/0x480 [ 87.413941][ T4484] get_tree_bdev+0x399/0x590 [ 87.418528][ T4484] ? __pfx_gfs2_fill_super+0x10/0x10 [ 87.423893][ T4484] ? __pfx_get_tree_bdev+0x10/0x10 [ 87.429065][ T4484] gfs2_get_tree+0x4b/0x1b0 [ 87.433546][ T4484] vfs_get_tree+0x82/0x250 [ 87.437940][ T4484] do_new_mount+0x21e/0x9b0 [ 87.442516][ T4484] ? __pfx_do_new_mount+0x10/0x10 [ 87.447858][ T4484] ? user_path_at_empty+0x3f/0x50 [ 87.452866][ T4484] ? kmem_cache_free+0x145/0x350 [ 87.457877][ T4484] __se_sys_mount+0x242/0x2e0 [ 87.462526][ T4484] ? __pfx_lock_release+0x10/0x10 [ 87.467524][ T4484] ? __pfx___se_sys_mount+0x10/0x10 [ 87.472726][ T4484] do_syscall_64+0xe0/0x200 [ 87.477334][ T4484] ? clear_bhb_loop+0x55/0xb0 [ 87.481996][ T4484] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.487894][ T4484] RIP: 0033:0x7f9131b772da [ 87.492353][ T4484] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 87.512120][ T4484] RSP: 002b:00007f913294de78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 87.520690][ T4484] RAX: ffffffffffffffda RBX: 00007f913294df00 RCX: 00007f9131b772da [ 87.528735][ T4484] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f913294dec0 [ 87.536766][ T4484] RBP: 00000000200124c0 R08: 00007f913294df00 R09: 0000000000000800 [ 87.544798][ T4484] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 87.552837][ T4484] R13: 00007f913294dec0 R14: 00000000000124ab R15: 0000000020000240 [ 87.560820][ T4484] [ 87.564167][ T4484] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.578365][ T4484] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.587751][ T4486] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 87.596676][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 87.603594][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 87.745854][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 142ms [ 87.753715][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 87.759233][ T4486] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 87.803421][ T4492] loop0: detected capacity change from 0 to 32768 [ 87.955883][ T4492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.963569][ T4492] CPU: 0 PID: 4492 Comm: syz.0.54 Not tainted 6.10.0-rc1-syzkaller #0 [ 87.971820][ T4492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 87.981976][ T4492] Call Trace: [ 87.985272][ T4492] [ 87.988214][ T4492] dump_stack_lvl+0x108/0x280 [ 87.988973][ T4494] loop3: detected capacity change from 0 to 32768 [ 87.992873][ T4492] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.004554][ T4492] ? __pfx__printk+0x10/0x10 [ 88.009154][ T4492] ? kmalloc_trace_noprof+0x1a8/0x310 [ 88.014534][ T4492] sysfs_create_dir_ns+0x2a8/0x370 [ 88.019648][ T4492] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 88.025346][ T4492] kobject_add_internal+0x39d/0x7f0 [ 88.030642][ T4492] kobject_init_and_add+0x104/0x160 [ 88.035850][ T4492] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 88.041657][ T4492] ? __pfx_kobject_init_and_add+0x10/0x10 [ 88.047571][ T4492] ? __init_swait_queue_head+0xae/0x150 [ 88.053149][ T4492] gfs2_sys_fs_add+0x248/0x470 [ 88.057930][ T4492] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 88.063307][ T4492] ? __pfx_alloc_workqueue+0x10/0x10 [ 88.068601][ T4492] ? read_word_at_a_time+0xe/0x20 [ 88.073680][ T4492] ? sized_strscpy+0x8d/0x220 [ 88.078368][ T4492] gfs2_fill_super+0x10cc/0x2210 [ 88.083402][ T4492] ? __pfx_gfs2_fill_super+0x10/0x10 [ 88.088691][ T4492] ? snprintf+0xd0/0x120 [ 88.092932][ T4492] ? __pfx_lock_release+0x10/0x10 [ 88.097957][ T4492] ? do_raw_spin_lock+0x14f/0x370 [ 88.102989][ T4492] ? __pfx_snprintf+0x10/0x10 [ 88.107685][ T4492] ? sb_set_blocksize+0x45/0xd0 [ 88.112545][ T4492] ? setup_bdev_super+0x3db/0x480 [ 88.117594][ T4492] get_tree_bdev+0x399/0x590 [ 88.122338][ T4492] ? __pfx_gfs2_fill_super+0x10/0x10 [ 88.127638][ T4492] ? __pfx_get_tree_bdev+0x10/0x10 [ 88.132764][ T4492] gfs2_get_tree+0x4b/0x1b0 [ 88.137278][ T4492] vfs_get_tree+0x82/0x250 [ 88.141702][ T4492] do_new_mount+0x21e/0x9b0 [ 88.146211][ T4492] ? __pfx_do_new_mount+0x10/0x10 [ 88.151325][ T4492] ? user_path_at_empty+0x3f/0x50 [ 88.156367][ T4492] ? kmem_cache_free+0x145/0x350 [ 88.161311][ T4492] __se_sys_mount+0x242/0x2e0 [ 88.165994][ T4492] ? __pfx_lock_release+0x10/0x10 [ 88.170444][ T4500] loop1: detected capacity change from 0 to 32768 [ 88.171175][ T4492] ? __pfx___se_sys_mount+0x10/0x10 [ 88.182956][ T4492] do_syscall_64+0xe0/0x200 [ 88.187469][ T4492] ? clear_bhb_loop+0x55/0xb0 [ 88.192145][ T4492] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.198047][ T4492] RIP: 0033:0x7f1fa23772da [ 88.202457][ T4492] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 88.222389][ T4492] RSP: 002b:00007f1fa30a8e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 88.230776][ T4492] RAX: ffffffffffffffda RBX: 00007f1fa30a8f00 RCX: 00007f1fa23772da [ 88.238723][ T4492] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1fa30a8ec0 [ 88.246755][ T4492] RBP: 00000000200124c0 R08: 00007f1fa30a8f00 R09: 0000000000000800 [ 88.254785][ T4492] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 88.262736][ T4492] R13: 00007f1fa30a8ec0 R14: 00000000000124ab R15: 0000000020000240 [ 88.270863][ T4492] [ 88.274026][ T4492] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.288069][ T4492] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.304098][ T4494] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.311725][ T4494] CPU: 0 PID: 4494 Comm: syz.3.59 Not tainted 6.10.0-rc1-syzkaller #0 [ 88.320071][ T4494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 88.330146][ T4494] Call Trace: [ 88.333431][ T4494] [ 88.336351][ T4494] dump_stack_lvl+0x108/0x280 [ 88.337608][ T4500] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.341009][ T4494] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.341023][ T4494] ? __pfx__printk+0x10/0x10 [ 88.341032][ T4494] ? kmalloc_trace_noprof+0x1a8/0x310 [ 88.341042][ T4494] sysfs_create_dir_ns+0x2a8/0x370 [ 88.341051][ T4494] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 88.341059][ T4494] kobject_add_internal+0x39d/0x7f0 [ 88.341067][ T4494] kobject_init_and_add+0x104/0x160 [ 88.384623][ T4494] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 88.390417][ T4494] ? __pfx_kobject_init_and_add+0x10/0x10 [ 88.396166][ T4494] ? __init_swait_queue_head+0xae/0x150 [ 88.401792][ T4494] gfs2_sys_fs_add+0x248/0x470 [ 88.406557][ T4494] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 88.411830][ T4494] ? __pfx_alloc_workqueue+0x10/0x10 [ 88.417184][ T4494] ? read_word_at_a_time+0xe/0x20 [ 88.422276][ T4494] ? sized_strscpy+0x8d/0x220 [ 88.426931][ T4494] gfs2_fill_super+0x10cc/0x2210 [ 88.431939][ T4494] ? __pfx_gfs2_fill_super+0x10/0x10 [ 88.437226][ T4494] ? snprintf+0xd0/0x120 [ 88.441559][ T4494] ? __pfx_lock_release+0x10/0x10 [ 88.446645][ T4494] ? do_raw_spin_lock+0x14f/0x370 [ 88.451655][ T4494] ? __pfx_snprintf+0x10/0x10 [ 88.456391][ T4494] ? sb_set_blocksize+0x45/0xd0 [ 88.461324][ T4494] ? setup_bdev_super+0x3db/0x480 [ 88.466370][ T4494] get_tree_bdev+0x399/0x590 [ 88.471127][ T4494] ? __pfx_gfs2_fill_super+0x10/0x10 [ 88.476485][ T4494] ? __pfx_get_tree_bdev+0x10/0x10 [ 88.481690][ T4494] gfs2_get_tree+0x4b/0x1b0 [ 88.486360][ T4494] vfs_get_tree+0x82/0x250 [ 88.490762][ T4494] do_new_mount+0x21e/0x9b0 [ 88.495339][ T4494] ? __pfx_do_new_mount+0x10/0x10 [ 88.500433][ T4494] ? user_path_at_empty+0x3f/0x50 [ 88.505434][ T4494] ? kmem_cache_free+0x145/0x350 [ 88.510358][ T4494] __se_sys_mount+0x242/0x2e0 [ 88.515389][ T4494] ? __pfx_lock_release+0x10/0x10 [ 88.520391][ T4494] ? __pfx___se_sys_mount+0x10/0x10 [ 88.525653][ T4494] do_syscall_64+0xe0/0x200 [ 88.530285][ T4494] ? clear_bhb_loop+0x55/0xb0 [ 88.535070][ T4494] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.541125][ T4494] RIP: 0033:0x7f63f71772da [ 88.545621][ T4494] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 88.565646][ T4494] RSP: 002b:00007f63f7ee3e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 88.574431][ T4494] RAX: ffffffffffffffda RBX: 00007f63f7ee3f00 RCX: 00007f63f71772da [ 88.582554][ T4494] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f63f7ee3ec0 [ 88.590588][ T4494] RBP: 00000000200124c0 R08: 00007f63f7ee3f00 R09: 0000000000000800 [ 88.598557][ T4494] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 88.606513][ T4494] R13: 00007f63f7ee3ec0 R14: 00000000000124ab R15: 0000000020000240 [ 88.614555][ T4494] [ 88.617565][ T4500] CPU: 1 PID: 4500 Comm: syz.1.58 Not tainted 6.10.0-rc1-syzkaller #0 [ 88.617675][ T4494] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.625797][ T4500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 88.625804][ T4500] Call Trace: [ 88.625810][ T4500] [ 88.625813][ T4500] dump_stack_lvl+0x108/0x280 [ 88.639857][ T4494] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.650130][ T4500] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.650142][ T4500] ? __pfx__printk+0x10/0x10 [ 88.661755][ T4440] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0 [ 88.667658][ T4500] ? kmalloc_trace_noprof+0x1a8/0x310 [ 88.667675][ T4500] sysfs_create_dir_ns+0x2a8/0x370 [ 88.667687][ T4500] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 88.667695][ T4500] kobject_add_internal+0x39d/0x7f0 [ 88.667705][ T4500] kobject_init_and_add+0x104/0x160 [ 88.713920][ T4500] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 88.719709][ T4500] ? __pfx_kobject_init_and_add+0x10/0x10 [ 88.725404][ T4500] ? __init_swait_queue_head+0xae/0x150 [ 88.730925][ T4500] gfs2_sys_fs_add+0x248/0x470 [ 88.735673][ T4500] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 88.740994][ T4500] ? __pfx_alloc_workqueue+0x10/0x10 [ 88.746292][ T4500] ? read_word_at_a_time+0xe/0x20 [ 88.751305][ T4500] ? sized_strscpy+0x8d/0x220 [ 88.755960][ T4500] gfs2_fill_super+0x10cc/0x2210 [ 88.760876][ T4500] ? __pfx_gfs2_fill_super+0x10/0x10 [ 88.766216][ T4500] ? snprintf+0xd0/0x120 [ 88.770429][ T4500] ? __pfx_lock_release+0x10/0x10 [ 88.775429][ T4500] ? do_raw_spin_lock+0x14f/0x370 [ 88.780433][ T4500] ? __pfx_snprintf+0x10/0x10 [ 88.785078][ T4500] ? sb_set_blocksize+0x45/0xd0 [ 88.789925][ T4500] ? setup_bdev_super+0x3db/0x480 [ 88.794945][ T4500] get_tree_bdev+0x399/0x590 [ 88.799507][ T4500] ? __pfx_gfs2_fill_super+0x10/0x10 [ 88.804772][ T4500] ? __pfx_get_tree_bdev+0x10/0x10 [ 88.809890][ T4500] gfs2_get_tree+0x4b/0x1b0 [ 88.814459][ T4500] vfs_get_tree+0x82/0x250 [ 88.818844][ T4500] do_new_mount+0x21e/0x9b0 [ 88.823325][ T4500] ? __pfx_do_new_mount+0x10/0x10 [ 88.828405][ T4500] ? user_path_at_empty+0x3f/0x50 [ 88.833410][ T4500] ? kmem_cache_free+0x145/0x350 [ 88.838494][ T4500] __se_sys_mount+0x242/0x2e0 [ 88.843254][ T4500] ? __pfx_lock_release+0x10/0x10 [ 88.848278][ T4500] ? __pfx___se_sys_mount+0x10/0x10 [ 88.853544][ T4500] do_syscall_64+0xe0/0x200 [ 88.858631][ T4500] ? clear_bhb_loop+0x55/0xb0 [ 88.863367][ T4500] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.869243][ T4500] RIP: 0033:0x7f48693772da [ 88.873634][ T4500] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 88.893236][ T4500] RSP: 002b:00007f486a1aae78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 88.901622][ T4500] RAX: ffffffffffffffda RBX: 00007f486a1aaf00 RCX: 00007f48693772da [ 88.909568][ T4500] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f486a1aaec0 [ 88.917518][ T4500] RBP: 00000000200124c0 R08: 00007f486a1aaf00 R09: 0000000000000800 [ 88.925549][ T4500] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 88.933754][ T4500] R13: 00007f486a1aaec0 R14: 00000000000124ab R15: 0000000020000240 [ 88.941699][ T4500] [ 88.944927][ T4500] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.958962][ T4500] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.137107][ T4508] loop2: detected capacity change from 0 to 32768 [ 89.190547][ T2630] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0 [ 89.262681][ T4510] loop0: detected capacity change from 0 to 32768 [ 89.272754][ T4508] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.280412][ T4508] CPU: 0 PID: 4508 Comm: syz.2.61 Not tainted 6.10.0-rc1-syzkaller #0 [ 89.288653][ T4508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 89.297372][ T4510] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.298693][ T4508] Call Trace: [ 89.298700][ T4508] [ 89.298703][ T4508] dump_stack_lvl+0x108/0x280 [ 89.298717][ T4508] ? __pfx_dump_stack_lvl+0x10/0x10 [ 89.298724][ T4508] ? __pfx__printk+0x10/0x10 [ 89.298733][ T4508] ? kmalloc_trace_noprof+0x1a8/0x310 [ 89.332118][ T4508] sysfs_create_dir_ns+0x2a8/0x370 [ 89.337303][ T4508] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 89.343001][ T4508] kobject_add_internal+0x39d/0x7f0 [ 89.348223][ T4508] kobject_init_and_add+0x104/0x160 [ 89.353405][ T4508] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 89.359186][ T4508] ? __pfx_kobject_init_and_add+0x10/0x10 [ 89.364968][ T4508] ? __init_swait_queue_head+0xae/0x150 [ 89.370587][ T4508] gfs2_sys_fs_add+0x248/0x470 [ 89.375418][ T4508] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 89.380770][ T4508] ? __pfx_alloc_workqueue+0x10/0x10 [ 89.386116][ T4508] ? read_word_at_a_time+0xe/0x20 [ 89.391124][ T4508] ? sized_strscpy+0x8d/0x220 [ 89.395983][ T4508] gfs2_fill_super+0x10cc/0x2210 [ 89.400918][ T4508] ? __pfx_gfs2_fill_super+0x10/0x10 [ 89.406195][ T4508] ? snprintf+0xd0/0x120 [ 89.410423][ T4508] ? __pfx_lock_release+0x10/0x10 [ 89.415421][ T4508] ? do_raw_spin_lock+0x14f/0x370 [ 89.420507][ T4508] ? __pfx_snprintf+0x10/0x10 [ 89.425248][ T4508] ? sb_set_blocksize+0x45/0xd0 [ 89.430074][ T4508] ? setup_bdev_super+0x3db/0x480 [ 89.435084][ T4508] get_tree_bdev+0x399/0x590 [ 89.439739][ T4508] ? __pfx_gfs2_fill_super+0x10/0x10 [ 89.445092][ T4508] ? __pfx_get_tree_bdev+0x10/0x10 [ 89.450181][ T4508] gfs2_get_tree+0x4b/0x1b0 [ 89.454837][ T4508] vfs_get_tree+0x82/0x250 [ 89.459259][ T4508] do_new_mount+0x21e/0x9b0 [ 89.463838][ T4508] ? __pfx_do_new_mount+0x10/0x10 [ 89.468859][ T4508] ? user_path_at_empty+0x3f/0x50 [ 89.473871][ T4508] ? kmem_cache_free+0x145/0x350 [ 89.478874][ T4508] __se_sys_mount+0x242/0x2e0 [ 89.483532][ T4508] ? __pfx_lock_release+0x10/0x10 [ 89.488535][ T4508] ? __pfx___se_sys_mount+0x10/0x10 [ 89.493715][ T4508] do_syscall_64+0xe0/0x200 [ 89.498375][ T4508] ? clear_bhb_loop+0x55/0xb0 [ 89.503028][ T4508] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.508984][ T4508] RIP: 0033:0x7f9131b772da [ 89.513461][ T4508] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 89.533580][ T4508] RSP: 002b:00007f913294de78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 89.542101][ T4508] RAX: ffffffffffffffda RBX: 00007f913294df00 RCX: 00007f9131b772da [ 89.550074][ T4508] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f913294dec0 [ 89.558133][ T4508] RBP: 00000000200124c0 R08: 00007f913294df00 R09: 0000000000000800 [ 89.566344][ T4508] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 89.574468][ T4508] R13: 00007f913294dec0 R14: 00000000000124ab R15: 0000000020000240 [ 89.582440][ T4508] [ 89.585624][ T4510] CPU: 1 PID: 4510 Comm: syz.0.62 Not tainted 6.10.0-rc1-syzkaller #0 [ 89.585828][ T4508] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.593771][ T4510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 89.593779][ T4510] Call Trace: [ 89.593783][ T4510] [ 89.593787][ T4510] dump_stack_lvl+0x108/0x280 [ 89.607754][ T4508] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.617936][ T4510] ? __pfx_dump_stack_lvl+0x10/0x10 [ 89.617952][ T4510] ? __pfx__printk+0x10/0x10 [ 89.617961][ T4510] ? kmalloc_trace_noprof+0x1a8/0x310 [ 89.617969][ T4510] sysfs_create_dir_ns+0x2a8/0x370 [ 89.617980][ T4510] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 89.661245][ T4510] kobject_add_internal+0x39d/0x7f0 [ 89.666509][ T4510] kobject_init_and_add+0x104/0x160 [ 89.671720][ T4510] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 89.677532][ T4510] ? __pfx_kobject_init_and_add+0x10/0x10 [ 89.683252][ T4510] ? __init_swait_queue_head+0xae/0x150 [ 89.688963][ T4510] gfs2_sys_fs_add+0x248/0x470 [ 89.693773][ T4510] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 89.699118][ T4510] ? __pfx_alloc_workqueue+0x10/0x10 [ 89.704375][ T4510] ? read_word_at_a_time+0xe/0x20 [ 89.709464][ T4510] ? sized_strscpy+0x8d/0x220 [ 89.714116][ T4510] gfs2_fill_super+0x10cc/0x2210 [ 89.719029][ T4510] ? __pfx_gfs2_fill_super+0x10/0x10 [ 89.724286][ T4510] ? snprintf+0xd0/0x120 [ 89.728498][ T4510] ? __pfx_lock_release+0x10/0x10 [ 89.733493][ T4510] ? do_raw_spin_lock+0x14f/0x370 [ 89.738575][ T4510] ? __pfx_snprintf+0x10/0x10 [ 89.743330][ T4510] ? sb_set_blocksize+0x45/0xd0 [ 89.748174][ T4510] ? setup_bdev_super+0x3db/0x480 [ 89.753208][ T4510] get_tree_bdev+0x399/0x590 [ 89.757811][ T4510] ? __pfx_gfs2_fill_super+0x10/0x10 [ 89.763605][ T4510] ? __pfx_get_tree_bdev+0x10/0x10 [ 89.768699][ T4510] gfs2_get_tree+0x4b/0x1b0 [ 89.773206][ T4510] vfs_get_tree+0x82/0x250 [ 89.777709][ T4510] do_new_mount+0x21e/0x9b0 [ 89.782294][ T4510] ? __pfx_do_new_mount+0x10/0x10 [ 89.787328][ T4510] ? user_path_at_empty+0x3f/0x50 [ 89.792417][ T4510] ? kmem_cache_free+0x145/0x350 [ 89.797600][ T4510] __se_sys_mount+0x242/0x2e0 [ 89.802344][ T4510] ? __pfx_lock_release+0x10/0x10 [ 89.807427][ T4510] ? __pfx___se_sys_mount+0x10/0x10 [ 89.812605][ T4510] do_syscall_64+0xe0/0x200 [ 89.817086][ T4510] ? clear_bhb_loop+0x55/0xb0 [ 89.821733][ T4510] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.827607][ T4510] RIP: 0033:0x7f1fa23772da [ 89.832005][ T4510] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 89.851935][ T4510] RSP: 002b:00007f1fa30a8e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 89.860607][ T4510] RAX: ffffffffffffffda RBX: 00007f1fa30a8f00 RCX: 00007f1fa23772da [ 89.868577][ T4510] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1fa30a8ec0 [ 89.876525][ T4510] RBP: 00000000200124c0 R08: 00007f1fa30a8f00 R09: 0000000000000800 [ 89.884496][ T4510] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 89.892531][ T4510] R13: 00007f1fa30a8ec0 R14: 00000000000124ab R15: 0000000020000240 [ 89.900480][ T4510] [ 89.903590][ T4510] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.917808][ T4510] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.404780][ T4514] loop3: detected capacity change from 0 to 32768 [ 90.411397][ T4524] loop2: detected capacity change from 0 to 32768 [ 90.469626][ T4514] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 90.477993][ T4514] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 90.486933][ T4514] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 90.495560][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 90.502368][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 90.530766][ T4524] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.538202][ T4524] CPU: 1 PID: 4524 Comm: syz.2.67 Not tainted 6.10.0-rc1-syzkaller #0 [ 90.546614][ T4524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 90.556675][ T4524] Call Trace: [ 90.559971][ T4524] [ 90.563000][ T4524] dump_stack_lvl+0x108/0x280 [ 90.567880][ T4524] ? __pfx_dump_stack_lvl+0x10/0x10 [ 90.573182][ T4524] ? __pfx__printk+0x10/0x10 [ 90.577774][ T4524] ? kmalloc_trace_noprof+0x1a8/0x310 [ 90.583456][ T4524] sysfs_create_dir_ns+0x2a8/0x370 [ 90.584849][ T4522] loop1: detected capacity change from 0 to 32768 [ 90.588551][ T4524] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 90.588566][ T4524] kobject_add_internal+0x39d/0x7f0 [ 90.588575][ T4524] kobject_init_and_add+0x104/0x160 [ 90.588581][ T4524] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 90.588589][ T4524] ? __pfx_kobject_init_and_add+0x10/0x10 [ 90.588595][ T4524] ? __init_swait_queue_head+0xae/0x150 [ 90.588603][ T4524] gfs2_sys_fs_add+0x248/0x470 [ 90.588612][ T4524] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 90.638461][ T4524] ? __pfx_alloc_workqueue+0x10/0x10 [ 90.643867][ T4524] ? read_word_at_a_time+0xe/0x20 [ 90.648953][ T4524] ? sized_strscpy+0x8d/0x220 [ 90.653728][ T4524] gfs2_fill_super+0x10cc/0x2210 [ 90.658739][ T4524] ? __pfx_gfs2_fill_super+0x10/0x10 [ 90.663996][ T4524] ? snprintf+0xd0/0x120 [ 90.668210][ T4524] ? __pfx_lock_release+0x10/0x10 [ 90.673212][ T4524] ? do_raw_spin_lock+0x14f/0x370 [ 90.678309][ T4524] ? __pfx_snprintf+0x10/0x10 [ 90.683088][ T4524] ? sb_set_blocksize+0x45/0xd0 [ 90.687915][ T4524] ? setup_bdev_super+0x3db/0x480 [ 90.693000][ T4524] get_tree_bdev+0x399/0x590 [ 90.697569][ T4524] ? __pfx_gfs2_fill_super+0x10/0x10 [ 90.702920][ T4524] ? __pfx_get_tree_bdev+0x10/0x10 [ 90.708195][ T4524] gfs2_get_tree+0x4b/0x1b0 [ 90.712770][ T4524] vfs_get_tree+0x82/0x250 [ 90.717508][ T4524] do_new_mount+0x21e/0x9b0 [ 90.721982][ T4524] ? __pfx_do_new_mount+0x10/0x10 [ 90.726987][ T4524] ? user_path_at_empty+0x3f/0x50 [ 90.731984][ T4524] ? kmem_cache_free+0x145/0x350 [ 90.736980][ T4524] __se_sys_mount+0x242/0x2e0 [ 90.741638][ T4524] ? __pfx_lock_release+0x10/0x10 [ 90.746721][ T4524] ? __pfx___se_sys_mount+0x10/0x10 [ 90.751902][ T4524] do_syscall_64+0xe0/0x200 [ 90.756377][ T4524] ? clear_bhb_loop+0x55/0xb0 [ 90.761027][ T4524] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.766983][ T4524] RIP: 0033:0x7f9131b772da [ 90.771371][ T4524] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 90.790949][ T4524] RSP: 002b:00007f913294de78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.799866][ T4524] RAX: ffffffffffffffda RBX: 00007f913294df00 RCX: 00007f9131b772da [ 90.807990][ T4524] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f913294dec0 [ 90.816140][ T4524] RBP: 00000000200124c0 R08: 00007f913294df00 R09: 0000000000000800 [ 90.824260][ T4524] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 90.832467][ T4524] R13: 00007f913294dec0 R14: 00000000000124ab R15: 0000000020000240 [ 90.840508][ T4524] [ 90.844094][ T4524] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.858365][ T4524] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.875113][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 372ms [ 90.882744][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 90.888017][ T4514] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 90.888243][ T4522] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.902886][ T4522] CPU: 1 PID: 4522 Comm: syz.1.64 Not tainted 6.10.0-rc1-syzkaller #0 [ 90.911043][ T4522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 90.921281][ T4522] Call Trace: [ 90.924558][ T4522] [ 90.927479][ T4522] dump_stack_lvl+0x108/0x280 [ 90.932151][ T4522] ? __pfx_dump_stack_lvl+0x10/0x10 [ 90.937345][ T4522] ? __pfx__printk+0x10/0x10 [ 90.941933][ T4522] ? kmalloc_trace_noprof+0x1a8/0x310 [ 90.947315][ T4522] sysfs_create_dir_ns+0x2a8/0x370 [ 90.952426][ T4522] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 90.958059][ T4522] kobject_add_internal+0x39d/0x7f0 [ 90.963265][ T4522] kobject_init_and_add+0x104/0x160 [ 90.968466][ T4522] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 90.974272][ T4522] ? __pfx_kobject_init_and_add+0x10/0x10 [ 90.980082][ T4522] ? __init_swait_queue_head+0xae/0x150 [ 90.985643][ T4522] gfs2_sys_fs_add+0x248/0x470 [ 90.990593][ T4522] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 90.995935][ T4522] ? __pfx_alloc_workqueue+0x10/0x10 [ 91.001220][ T4522] ? read_word_at_a_time+0xe/0x20 [ 91.006508][ T4522] ? sized_strscpy+0x8d/0x220 [ 91.011274][ T4522] gfs2_fill_super+0x10cc/0x2210 [ 91.016217][ T4522] ? __pfx_gfs2_fill_super+0x10/0x10 [ 91.021555][ T4522] ? snprintf+0xd0/0x120 [ 91.025798][ T4522] ? __pfx_lock_release+0x10/0x10 [ 91.030912][ T4522] ? do_raw_spin_lock+0x14f/0x370 [ 91.035932][ T4522] ? __pfx_snprintf+0x10/0x10 [ 91.040612][ T4522] ? sb_set_blocksize+0x45/0xd0 [ 91.045459][ T4522] ? setup_bdev_super+0x3db/0x480 [ 91.050481][ T4522] get_tree_bdev+0x399/0x590 [ 91.055066][ T4522] ? __pfx_gfs2_fill_super+0x10/0x10 [ 91.060526][ T4522] ? __pfx_get_tree_bdev+0x10/0x10 [ 91.065648][ T4522] gfs2_get_tree+0x4b/0x1b0 [ 91.070255][ T4522] vfs_get_tree+0x82/0x250 [ 91.074675][ T4522] do_new_mount+0x21e/0x9b0 [ 91.079188][ T4522] ? __pfx_do_new_mount+0x10/0x10 [ 91.084203][ T4532] loop0: detected capacity change from 0 to 32768 [ 91.090713][ T4522] ? user_path_at_empty+0x3f/0x50 [ 91.095739][ T4522] ? kmem_cache_free+0x145/0x350 [ 91.100666][ T4522] __se_sys_mount+0x242/0x2e0 [ 91.105318][ T4522] ? __pfx_lock_release+0x10/0x10 [ 91.110408][ T4522] ? __pfx___se_sys_mount+0x10/0x10 [ 91.115582][ T4522] do_syscall_64+0xe0/0x200 [ 91.120189][ T4522] ? clear_bhb_loop+0x55/0xb0 [ 91.124872][ T4522] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.130777][ T4522] RIP: 0033:0x7f48693772da [ 91.135166][ T4522] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 91.155009][ T4522] RSP: 002b:00007f486a1aae78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.163397][ T4522] RAX: ffffffffffffffda RBX: 00007f486a1aaf00 RCX: 00007f48693772da [ 91.171429][ T4522] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f486a1aaec0 [ 91.179462][ T4522] RBP: 00000000200124c0 R08: 00007f486a1aaf00 R09: 0000000000000800 [ 91.187609][ T4522] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 91.195646][ T4522] R13: 00007f486a1aaec0 R14: 00000000000124ab R15: 0000000020000240 [ 91.203616][ T4522] [ 91.206926][ T4522] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 91.221012][ T4522] gfs2: fsid=syz:syz: error -17 adding sysfs files 2024/07/21 22:06:21 executed programs: 64 [ 91.405400][ T4532] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 91.412907][ T4532] CPU: 0 PID: 4532 Comm: syz.0.68 Not tainted 6.10.0-rc1-syzkaller #0 [ 91.421066][ T4532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 91.431124][ T4532] Call Trace: [ 91.434537][ T4532] [ 91.437480][ T4532] dump_stack_lvl+0x108/0x280 [ 91.442174][ T4532] ? __pfx_dump_stack_lvl+0x10/0x10 [ 91.445642][ T4538] loop4: detected capacity change from 0 to 32768 [ 91.447623][ T4532] ? __pfx__printk+0x10/0x10 [ 91.458605][ T4532] ? kmalloc_trace_noprof+0x1a8/0x310 [ 91.463986][ T4532] sysfs_create_dir_ns+0x2a8/0x370 [ 91.469104][ T4532] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 91.474919][ T4532] kobject_add_internal+0x39d/0x7f0 [ 91.480120][ T4532] kobject_init_and_add+0x104/0x160 [ 91.485318][ T4532] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 91.491138][ T4532] ? __pfx_kobject_init_and_add+0x10/0x10 [ 91.496861][ T4532] ? __init_swait_queue_head+0xae/0x150 [ 91.502592][ T4532] gfs2_sys_fs_add+0x248/0x470 [ 91.507356][ T4532] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 91.512649][ T4532] ? __pfx_alloc_workqueue+0x10/0x10 [ 91.518121][ T4532] ? read_word_at_a_time+0xe/0x20 [ 91.523413][ T4532] ? sized_strscpy+0x8d/0x220 [ 91.528096][ T4532] gfs2_fill_super+0x10cc/0x2210 [ 91.533125][ T4532] ? __pfx_gfs2_fill_super+0x10/0x10 [ 91.538585][ T4532] ? snprintf+0xd0/0x120 [ 91.542823][ T4532] ? __pfx_lock_release+0x10/0x10 [ 91.547845][ T4532] ? do_raw_spin_lock+0x14f/0x370 [ 91.552956][ T4532] ? __pfx_snprintf+0x10/0x10 [ 91.557635][ T4532] ? sb_set_blocksize+0x45/0xd0 [ 91.562609][ T4532] ? setup_bdev_super+0x3db/0x480 [ 91.567638][ T4532] get_tree_bdev+0x399/0x590 [ 91.572316][ T4532] ? __pfx_gfs2_fill_super+0x10/0x10 [ 91.577604][ T4532] ? __pfx_get_tree_bdev+0x10/0x10 [ 91.582720][ T4532] gfs2_get_tree+0x4b/0x1b0 [ 91.587242][ T4532] vfs_get_tree+0x82/0x250 [ 91.591662][ T4532] do_new_mount+0x21e/0x9b0 [ 91.596181][ T4532] ? __pfx_do_new_mount+0x10/0x10 [ 91.601293][ T4532] ? user_path_at_empty+0x3f/0x50 [ 91.606496][ T4532] ? kmem_cache_free+0x145/0x350 [ 91.611484][ T4532] __se_sys_mount+0x242/0x2e0 [ 91.616340][ T4532] ? __pfx_lock_release+0x10/0x10 [ 91.621372][ T4532] ? __pfx___se_sys_mount+0x10/0x10 [ 91.626570][ T4532] do_syscall_64+0xe0/0x200 [ 91.631076][ T4532] ? clear_bhb_loop+0x55/0xb0 [ 91.635857][ T4532] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.641764][ T4532] RIP: 0033:0x7f1fa23772da [ 91.646184][ T4532] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 91.666017][ T4532] RSP: 002b:00007f1fa30a8e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.666823][ T4543] loop1: detected capacity change from 0 to 32768 [ 91.674596][ T4532] RAX: ffffffffffffffda RBX: 00007f1fa30a8f00 RCX: 00007f1fa23772da [ 91.674614][ T4532] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1fa30a8ec0 [ 91.674619][ T4532] RBP: 00000000200124c0 R08: 00007f1fa30a8f00 R09: 0000000000000800 [ 91.674623][ T4532] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 91.674627][ T4532] R13: 00007f1fa30a8ec0 R14: 00000000000124ab R15: 0000000020000240 [ 91.674636][ T4532] [ 91.675880][ T4532] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 91.739301][ T4532] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 91.786836][ T4543] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 91.794439][ T4543] CPU: 0 PID: 4543 Comm: syz.1.70 Not tainted 6.10.0-rc1-syzkaller #0 [ 91.802854][ T4543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 91.812973][ T4543] Call Trace: [ 91.816353][ T4543] [ 91.819285][ T4543] dump_stack_lvl+0x108/0x280 [ 91.823966][ T4543] ? __pfx_dump_stack_lvl+0x10/0x10 [ 91.829166][ T4543] ? __pfx__printk+0x10/0x10 [ 91.833845][ T4543] ? kmalloc_trace_noprof+0x1a8/0x310 [ 91.839221][ T4543] sysfs_create_dir_ns+0x2a8/0x370 [ 91.844426][ T4543] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 91.849736][ T4540] loop2: detected capacity change from 0 to 32768 [ 91.850138][ T4543] kobject_add_internal+0x39d/0x7f0 [ 91.861483][ T4538] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 91.861715][ T4543] kobject_init_and_add+0x104/0x160 [ 91.874339][ T4543] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 91.880207][ T4543] ? __pfx_kobject_init_and_add+0x10/0x10 [ 91.885900][ T4543] ? __init_swait_queue_head+0xae/0x150 [ 91.891419][ T4543] gfs2_sys_fs_add+0x248/0x470 [ 91.896191][ T4543] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 91.901461][ T4543] ? __pfx_alloc_workqueue+0x10/0x10 [ 91.906901][ T4543] ? read_word_at_a_time+0xe/0x20 [ 91.911901][ T4543] ? sized_strscpy+0x8d/0x220 [ 91.916552][ T4543] gfs2_fill_super+0x10cc/0x2210 [ 91.921475][ T4543] ? __pfx_gfs2_fill_super+0x10/0x10 [ 91.926736][ T4543] ? snprintf+0xd0/0x120 [ 91.930950][ T4543] ? __pfx_lock_release+0x10/0x10 [ 91.935954][ T4543] ? do_raw_spin_lock+0x14f/0x370 [ 91.940950][ T4543] ? __pfx_snprintf+0x10/0x10 [ 91.945606][ T4543] ? sb_set_blocksize+0x45/0xd0 [ 91.950517][ T4543] ? setup_bdev_super+0x3db/0x480 [ 91.955628][ T4543] get_tree_bdev+0x399/0x590 [ 91.960280][ T4543] ? __pfx_gfs2_fill_super+0x10/0x10 [ 91.965568][ T4543] ? __pfx_get_tree_bdev+0x10/0x10 [ 91.971002][ T4543] gfs2_get_tree+0x4b/0x1b0 [ 91.975665][ T4543] vfs_get_tree+0x82/0x250 [ 91.980062][ T4543] do_new_mount+0x21e/0x9b0 [ 91.984543][ T4543] ? __pfx_do_new_mount+0x10/0x10 [ 91.989544][ T4543] ? user_path_at_empty+0x3f/0x50 [ 91.994587][ T4543] ? kmem_cache_free+0x145/0x350 [ 91.999683][ T4543] __se_sys_mount+0x242/0x2e0 [ 92.004340][ T4543] ? __pfx_lock_release+0x10/0x10 [ 92.009555][ T4543] ? __pfx___se_sys_mount+0x10/0x10 [ 92.014752][ T4543] do_syscall_64+0xe0/0x200 [ 92.019269][ T4543] ? clear_bhb_loop+0x55/0xb0 [ 92.024064][ T4543] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.029954][ T4543] RIP: 0033:0x7f48693772da [ 92.034401][ T4543] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 92.054254][ T4543] RSP: 002b:00007f486a1aae78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.062739][ T4543] RAX: ffffffffffffffda RBX: 00007f486a1aaf00 RCX: 00007f48693772da [ 92.070689][ T4543] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f486a1aaec0 [ 92.078739][ T4543] RBP: 00000000200124c0 R08: 00007f486a1aaf00 R09: 0000000000000800 [ 92.086781][ T4543] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 92.094821][ T4543] R13: 00007f486a1aaec0 R14: 00000000000124ab R15: 0000000020000240 [ 92.102775][ T4543] [ 92.105782][ T4538] CPU: 1 PID: 4538 Comm: syz.4.60 Not tainted 6.10.0-rc1-syzkaller #0 [ 92.106070][ T4543] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 92.114188][ T4538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 92.114196][ T4538] Call Trace: [ 92.114201][ T4538] [ 92.114205][ T4538] dump_stack_lvl+0x108/0x280 [ 92.114218][ T4538] ? __pfx_dump_stack_lvl+0x10/0x10 [ 92.128224][ T4543] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 92.138282][ T4538] ? __pfx__printk+0x10/0x10 [ 92.138296][ T4538] ? kmalloc_trace_noprof+0x1a8/0x310 [ 92.138306][ T4538] sysfs_create_dir_ns+0x2a8/0x370 [ 92.138317][ T4538] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 92.138324][ T4538] kobject_add_internal+0x39d/0x7f0 [ 92.138331][ T4538] kobject_init_and_add+0x104/0x160 [ 92.138338][ T4538] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 92.198369][ T4538] ? __pfx_kobject_init_and_add+0x10/0x10 [ 92.204385][ T4538] ? __init_swait_queue_head+0xae/0x150 [ 92.210249][ T4538] gfs2_sys_fs_add+0x248/0x470 [ 92.215347][ T4538] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 92.220603][ T4538] ? __pfx_alloc_workqueue+0x10/0x10 [ 92.225860][ T4538] ? read_word_at_a_time+0xe/0x20 [ 92.230854][ T4538] ? sized_strscpy+0x8d/0x220 [ 92.235526][ T4538] gfs2_fill_super+0x10cc/0x2210 [ 92.240454][ T4538] ? __pfx_gfs2_fill_super+0x10/0x10 [ 92.245726][ T4538] ? snprintf+0xd0/0x120 [ 92.250082][ T4538] ? __pfx_lock_release+0x10/0x10 [ 92.255184][ T4538] ? do_raw_spin_lock+0x14f/0x370 [ 92.260207][ T4538] ? __pfx_snprintf+0x10/0x10 [ 92.264871][ T4538] ? sb_set_blocksize+0x45/0xd0 [ 92.269694][ T4538] ? setup_bdev_super+0x3db/0x480 [ 92.274714][ T4538] get_tree_bdev+0x399/0x590 [ 92.279953][ T4538] ? __pfx_gfs2_fill_super+0x10/0x10 [ 92.285439][ T4538] ? __pfx_get_tree_bdev+0x10/0x10 [ 92.290587][ T4538] gfs2_get_tree+0x4b/0x1b0 [ 92.295078][ T4538] vfs_get_tree+0x82/0x250 [ 92.299495][ T4538] do_new_mount+0x21e/0x9b0 [ 92.303987][ T4538] ? __pfx_do_new_mount+0x10/0x10 [ 92.309097][ T4538] ? user_path_at_empty+0x3f/0x50 [ 92.314192][ T4538] ? kmem_cache_free+0x145/0x350 [ 92.319392][ T4538] __se_sys_mount+0x242/0x2e0 [ 92.324238][ T4538] ? __pfx_lock_release+0x10/0x10 [ 92.329431][ T4538] ? __pfx___se_sys_mount+0x10/0x10 [ 92.334618][ T4538] do_syscall_64+0xe0/0x200 [ 92.339366][ T4538] ? clear_bhb_loop+0x55/0xb0 [ 92.344016][ T4538] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.349891][ T4538] RIP: 0033:0x7fbce43772da [ 92.354366][ T4538] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 92.374318][ T4538] RSP: 002b:00007fbce3dfee78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.382717][ T4538] RAX: ffffffffffffffda RBX: 00007fbce3dfef00 RCX: 00007fbce43772da [ 92.390681][ T4538] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbce3dfeec0 [ 92.398629][ T4538] RBP: 00000000200124c0 R08: 00007fbce3dfef00 R09: 0000000000000800 [ 92.406601][ T4538] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 92.414669][ T4538] R13: 00007fbce3dfeec0 R14: 00000000000124ab R15: 0000000020000240 [ 92.422619][ T4538] [ 92.425783][ T4538] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 92.439924][ T4538] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 92.446257][ T4540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 92.453837][ T4540] CPU: 0 PID: 4540 Comm: syz.2.69 Not tainted 6.10.0-rc1-syzkaller #0 [ 92.462161][ T4540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 92.472402][ T4540] Call Trace: [ 92.475775][ T4540] [ 92.478738][ T4540] dump_stack_lvl+0x108/0x280 [ 92.483412][ T4540] ? __pfx_dump_stack_lvl+0x10/0x10 [ 92.488621][ T4540] ? __pfx__printk+0x10/0x10 [ 92.493210][ T4540] ? kmalloc_trace_noprof+0x1a8/0x310 [ 92.498928][ T4540] sysfs_create_dir_ns+0x2a8/0x370 [ 92.504136][ T4540] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 92.509789][ T4540] kobject_add_internal+0x39d/0x7f0 [ 92.515350][ T4540] kobject_init_and_add+0x104/0x160 [ 92.520607][ T4540] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 92.526419][ T4540] ? __pfx_kobject_init_and_add+0x10/0x10 [ 92.532229][ T4540] ? __init_swait_queue_head+0xae/0x150 [ 92.538047][ T4540] gfs2_sys_fs_add+0x248/0x470 [ 92.542826][ T4540] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 92.548232][ T4540] ? __pfx_alloc_workqueue+0x10/0x10 [ 92.553612][ T4540] ? read_word_at_a_time+0xe/0x20 [ 92.558649][ T4540] ? sized_strscpy+0x8d/0x220 [ 92.563335][ T4540] gfs2_fill_super+0x10cc/0x2210 [ 92.568280][ T4540] ? __pfx_gfs2_fill_super+0x10/0x10 [ 92.573576][ T4540] ? snprintf+0xd0/0x120 [ 92.577927][ T4540] ? __pfx_lock_release+0x10/0x10 [ 92.582963][ T4540] ? do_raw_spin_lock+0x14f/0x370 [ 92.588082][ T4540] ? __pfx_snprintf+0x10/0x10 [ 92.592773][ T4540] ? sb_set_blocksize+0x45/0xd0 [ 92.597624][ T4540] ? setup_bdev_super+0x3db/0x480 [ 92.602675][ T4540] get_tree_bdev+0x399/0x590 [ 92.607268][ T4540] ? __pfx_gfs2_fill_super+0x10/0x10 [ 92.612562][ T4540] ? __pfx_get_tree_bdev+0x10/0x10 [ 92.617692][ T4540] gfs2_get_tree+0x4b/0x1b0 [ 92.622205][ T4540] vfs_get_tree+0x82/0x250 [ 92.626728][ T4540] do_new_mount+0x21e/0x9b0 [ 92.631245][ T4540] ? __pfx_do_new_mount+0x10/0x10 [ 92.636268][ T4540] ? user_path_at_empty+0x3f/0x50 [ 92.641291][ T4540] ? kmem_cache_free+0x145/0x350 [ 92.646751][ T4540] __se_sys_mount+0x242/0x2e0 [ 92.651597][ T4540] ? __pfx_lock_release+0x10/0x10 [ 92.656629][ T4540] ? __pfx___se_sys_mount+0x10/0x10 [ 92.661872][ T4540] do_syscall_64+0xe0/0x200 [ 92.666388][ T4540] ? clear_bhb_loop+0x55/0xb0 [ 92.671077][ T4540] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.676967][ T4540] RIP: 0033:0x7f9131b772da [ 92.681378][ T4540] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 92.701157][ T4540] RSP: 002b:00007f913294de78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.709558][ T4540] RAX: ffffffffffffffda RBX: 00007f913294df00 RCX: 00007f9131b772da [ 92.717504][ T4540] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f913294dec0 [ 92.725633][ T4540] RBP: 00000000200124c0 R08: 00007f913294df00 R09: 0000000000000800 [ 92.733760][ T4540] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 92.741880][ T4540] R13: 00007f913294dec0 R14: 00000000000124ab R15: 0000000020000240 [ 92.749856][ T4540] [ 92.753606][ T4540] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 92.767618][ T4540] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 93.222496][ T4558] loop1: detected capacity change from 0 to 32768 [ 93.413646][ T4557] loop0: detected capacity change from 0 to 32768 [ 93.419512][ T4560] loop4: detected capacity change from 0 to 32768 [ 93.438971][ T4558] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 93.447292][ T4558] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 93.459944][ T4557] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 93.467351][ T4557] CPU: 0 PID: 4557 Comm: syz.0.76 Not tainted 6.10.0-rc1-syzkaller #0 [ 93.475517][ T4557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 93.485572][ T4557] Call Trace: [ 93.488863][ T4557] [ 93.491823][ T4557] dump_stack_lvl+0x108/0x280 [ 93.496514][ T4557] ? __pfx_dump_stack_lvl+0x10/0x10 [ 93.501901][ T4557] ? __pfx__printk+0x10/0x10 [ 93.506602][ T4557] ? kmalloc_trace_noprof+0x1a8/0x310 [ 93.512425][ T4557] sysfs_create_dir_ns+0x2a8/0x370 [ 93.517638][ T4557] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 93.521883][ T4558] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 93.523356][ T4557] kobject_add_internal+0x39d/0x7f0 [ 93.532000][ T36] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 93.536315][ T4557] kobject_init_and_add+0x104/0x160 [ 93.543522][ T36] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 93.548980][ T4557] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 93.548992][ T4557] ? __pfx_kobject_init_and_add+0x10/0x10 [ 93.548999][ T4557] ? __init_swait_queue_head+0xae/0x150 [ 93.573057][ T4557] gfs2_sys_fs_add+0x248/0x470 [ 93.577862][ T4557] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 93.582628][ T4560] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 93.583131][ T4557] ? __pfx_alloc_workqueue+0x10/0x10 [ 93.595840][ T4557] ? read_word_at_a_time+0xe/0x20 [ 93.600853][ T4557] ? sized_strscpy+0x8d/0x220 [ 93.605504][ T4557] gfs2_fill_super+0x10cc/0x2210 [ 93.610444][ T4557] ? __pfx_gfs2_fill_super+0x10/0x10 [ 93.615828][ T4557] ? snprintf+0xd0/0x120 [ 93.620166][ T4557] ? __pfx_lock_release+0x10/0x10 [ 93.625578][ T4557] ? do_raw_spin_lock+0x14f/0x370 [ 93.630593][ T4557] ? __pfx_snprintf+0x10/0x10 [ 93.635342][ T4557] ? sb_set_blocksize+0x45/0xd0 [ 93.640167][ T4557] ? setup_bdev_super+0x3db/0x480 [ 93.645606][ T4557] get_tree_bdev+0x399/0x590 [ 93.650434][ T4557] ? __pfx_gfs2_fill_super+0x10/0x10 [ 93.655695][ T4557] ? __pfx_get_tree_bdev+0x10/0x10 [ 93.660835][ T4557] gfs2_get_tree+0x4b/0x1b0 [ 93.665405][ T4557] vfs_get_tree+0x82/0x250 [ 93.669807][ T4557] do_new_mount+0x21e/0x9b0 [ 93.674380][ T4557] ? __pfx_do_new_mount+0x10/0x10 [ 93.679377][ T4557] ? user_path_at_empty+0x3f/0x50 [ 93.684375][ T4557] ? kmem_cache_free+0x145/0x350 [ 93.689306][ T4557] __se_sys_mount+0x242/0x2e0 [ 93.693985][ T4557] ? __pfx_lock_release+0x10/0x10 [ 93.699025][ T4557] ? __pfx___se_sys_mount+0x10/0x10 [ 93.704321][ T4557] do_syscall_64+0xe0/0x200 [ 93.708894][ T4557] ? clear_bhb_loop+0x55/0xb0 [ 93.713652][ T4557] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.719609][ T4557] RIP: 0033:0x7f1fa23772da [ 93.724021][ T4557] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 93.743803][ T4557] RSP: 002b:00007f1fa30a8e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 93.752561][ T4557] RAX: ffffffffffffffda RBX: 00007f1fa30a8f00 RCX: 00007f1fa23772da [ 93.760511][ T4557] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1fa30a8ec0 [ 93.768458][ T4557] RBP: 00000000200124c0 R08: 00007f1fa30a8f00 R09: 0000000000000800 [ 93.776741][ T4557] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 93.784934][ T4557] R13: 00007f1fa30a8ec0 R14: 00000000000124ab R15: 0000000020000240 [ 93.792902][ T4557] [ 93.795902][ T4560] CPU: 1 PID: 4560 Comm: syz.4.78 Not tainted 6.10.0-rc1-syzkaller #0 [ 93.796183][ T4557] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 93.804131][ T4560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 93.804138][ T4560] Call Trace: [ 93.804143][ T4560] [ 93.804147][ T4560] dump_stack_lvl+0x108/0x280 [ 93.804160][ T4560] ? __pfx_dump_stack_lvl+0x10/0x10 [ 93.804168][ T4560] ? __pfx__printk+0x10/0x10 [ 93.804177][ T4560] ? kmalloc_trace_noprof+0x1a8/0x310 [ 93.804187][ T4560] sysfs_create_dir_ns+0x2a8/0x370 [ 93.804198][ T4560] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 93.804207][ T4560] kobject_add_internal+0x39d/0x7f0 [ 93.818095][ T4557] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 93.828112][ T4560] kobject_init_and_add+0x104/0x160 [ 93.828124][ T4560] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 93.828132][ T4560] ? __pfx_kobject_init_and_add+0x10/0x10 [ 93.894561][ T4560] ? __init_swait_queue_head+0xae/0x150 [ 93.900095][ T4560] gfs2_sys_fs_add+0x248/0x470 [ 93.904841][ T4560] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 93.910365][ T4560] ? __pfx_alloc_workqueue+0x10/0x10 [ 93.915623][ T4560] ? read_word_at_a_time+0xe/0x20 [ 93.920655][ T4560] ? sized_strscpy+0x8d/0x220 [ 93.925402][ T4560] gfs2_fill_super+0x10cc/0x2210 [ 93.930333][ T4560] ? __pfx_gfs2_fill_super+0x10/0x10 [ 93.936178][ T4560] ? snprintf+0xd0/0x120 [ 93.940392][ T4560] ? __pfx_lock_release+0x10/0x10 [ 93.945390][ T4560] ? do_raw_spin_lock+0x14f/0x370 [ 93.950718][ T4560] ? __pfx_snprintf+0x10/0x10 [ 93.955373][ T4560] ? sb_set_blocksize+0x45/0xd0 [ 93.960202][ T4560] ? setup_bdev_super+0x3db/0x480 [ 93.965233][ T4560] get_tree_bdev+0x399/0x590 [ 93.969815][ T4560] ? __pfx_gfs2_fill_super+0x10/0x10 [ 93.975163][ T4560] ? __pfx_get_tree_bdev+0x10/0x10 [ 93.980424][ T4560] gfs2_get_tree+0x4b/0x1b0 [ 93.984913][ T4560] vfs_get_tree+0x82/0x250 [ 93.989322][ T4560] do_new_mount+0x21e/0x9b0 [ 93.993899][ T4560] ? __pfx_do_new_mount+0x10/0x10 [ 93.998925][ T4560] ? user_path_at_empty+0x3f/0x50 [ 94.004096][ T4560] ? kmem_cache_free+0x145/0x350 [ 94.009019][ T4560] __se_sys_mount+0x242/0x2e0 [ 94.014034][ T4560] ? __pfx_lock_release+0x10/0x10 [ 94.019223][ T4560] ? __pfx___se_sys_mount+0x10/0x10 [ 94.024518][ T4560] do_syscall_64+0xe0/0x200 [ 94.029150][ T4560] ? clear_bhb_loop+0x55/0xb0 [ 94.033919][ T4560] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.039978][ T4560] RIP: 0033:0x7fbce43772da [ 94.044462][ T4560] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 94.064058][ T4560] RSP: 002b:00007fbce3dfee78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.072734][ T4560] RAX: ffffffffffffffda RBX: 00007fbce3dfef00 RCX: 00007fbce43772da [ 94.080798][ T4560] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbce3dfeec0 [ 94.089026][ T4560] RBP: 00000000200124c0 R08: 00007fbce3dfef00 R09: 0000000000000800 [ 94.097061][ T4560] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 94.105275][ T4560] R13: 00007fbce3dfeec0 R14: 00000000000124ab R15: 0000000020000240 [ 94.113585][ T4560] [ 94.116807][ T4560] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 94.130817][ T4560] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 94.178849][ T36] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 635ms [ 94.186459][ T36] gfs2: fsid=syz:syz.0: jid=0: Done [ 94.192073][ T4558] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 94.399695][ T4571] loop0: detected capacity change from 0 to 32768 [ 94.510415][ T4575] loop3: detected capacity change from 0 to 32768 [ 94.529357][ T4571] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 94.537115][ T4571] CPU: 1 PID: 4571 Comm: syz.0.79 Not tainted 6.10.0-rc1-syzkaller #0 [ 94.545363][ T4571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 94.555594][ T4571] Call Trace: [ 94.558880][ T4571] [ 94.561810][ T4571] dump_stack_lvl+0x108/0x280 [ 94.566521][ T4571] ? __pfx_dump_stack_lvl+0x10/0x10 [ 94.571902][ T4571] ? __pfx__printk+0x10/0x10 [ 94.576585][ T4571] ? kmalloc_trace_noprof+0x1a8/0x310 [ 94.580774][ T4577] loop4: detected capacity change from 0 to 32768 [ 94.581952][ T4571] sysfs_create_dir_ns+0x2a8/0x370 [ 94.593782][ T4571] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 94.599515][ T4571] kobject_add_internal+0x39d/0x7f0 [ 94.604730][ T4571] kobject_init_and_add+0x104/0x160 [ 94.609940][ T4571] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 94.616325][ T4571] ? __pfx_kobject_init_and_add+0x10/0x10 [ 94.622059][ T4571] ? __init_swait_queue_head+0xae/0x150 [ 94.627619][ T4571] gfs2_sys_fs_add+0x248/0x470 [ 94.632661][ T4571] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 94.637955][ T4571] ? __pfx_alloc_workqueue+0x10/0x10 [ 94.643256][ T4571] ? read_word_at_a_time+0xe/0x20 [ 94.648466][ T4571] ? sized_strscpy+0x8d/0x220 [ 94.653152][ T4571] gfs2_fill_super+0x10cc/0x2210 [ 94.653443][ T4575] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 94.658177][ T4571] ? __pfx_gfs2_fill_super+0x10/0x10 [ 94.671068][ T4571] ? snprintf+0xd0/0x120 [ 94.675296][ T4571] ? __pfx_lock_release+0x10/0x10 [ 94.680312][ T4571] ? do_raw_spin_lock+0x14f/0x370 [ 94.685313][ T4571] ? __pfx_snprintf+0x10/0x10 [ 94.690186][ T4571] ? sb_set_blocksize+0x45/0xd0 [ 94.695221][ T4571] ? setup_bdev_super+0x3db/0x480 [ 94.700237][ T4571] get_tree_bdev+0x399/0x590 [ 94.704905][ T4571] ? __pfx_gfs2_fill_super+0x10/0x10 [ 94.710175][ T4571] ? __pfx_get_tree_bdev+0x10/0x10 [ 94.715263][ T4571] gfs2_get_tree+0x4b/0x1b0 [ 94.719746][ T4571] vfs_get_tree+0x82/0x250 [ 94.724343][ T4571] do_new_mount+0x21e/0x9b0 [ 94.728856][ T4571] ? __pfx_do_new_mount+0x10/0x10 [ 94.734341][ T4571] ? user_path_at_empty+0x3f/0x50 [ 94.739433][ T4571] ? kmem_cache_free+0x145/0x350 [ 94.744465][ T4571] __se_sys_mount+0x242/0x2e0 [ 94.749453][ T4571] ? __pfx_lock_release+0x10/0x10 [ 94.755015][ T4571] ? __pfx___se_sys_mount+0x10/0x10 [ 94.760695][ T4571] do_syscall_64+0xe0/0x200 [ 94.765212][ T4571] ? clear_bhb_loop+0x55/0xb0 [ 94.770151][ T4571] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.776113][ T4571] RIP: 0033:0x7f1fa23772da [ 94.780699][ T4571] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 94.800487][ T4571] RSP: 002b:00007f1fa30a8e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.809088][ T4571] RAX: ffffffffffffffda RBX: 00007f1fa30a8f00 RCX: 00007f1fa23772da [ 94.817160][ T4571] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1fa30a8ec0 [ 94.825228][ T4571] RBP: 00000000200124c0 R08: 00007f1fa30a8f00 R09: 0000000000000800 [ 94.833275][ T4571] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 94.841256][ T4571] R13: 00007f1fa30a8ec0 R14: 00000000000124ab R15: 0000000020000240 [ 94.849258][ T4571] [ 94.852277][ T4575] CPU: 0 PID: 4575 Comm: syz.3.71 Not tainted 6.10.0-rc1-syzkaller #0 [ 94.852544][ T4571] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 94.860425][ T4575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 94.860441][ T4575] Call Trace: [ 94.860449][ T4575] [ 94.860453][ T4575] dump_stack_lvl+0x108/0x280 [ 94.860468][ T4575] ? __pfx_dump_stack_lvl+0x10/0x10 [ 94.860475][ T4575] ? __pfx__printk+0x10/0x10 [ 94.860485][ T4575] ? kmalloc_trace_noprof+0x1a8/0x310 [ 94.874880][ T4571] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 94.884886][ T4575] sysfs_create_dir_ns+0x2a8/0x370 [ 94.884899][ T4575] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 94.884908][ T4575] kobject_add_internal+0x39d/0x7f0 [ 94.933961][ T4575] kobject_init_and_add+0x104/0x160 [ 94.939206][ T4575] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 94.945106][ T4575] ? __pfx_kobject_init_and_add+0x10/0x10 [ 94.950809][ T4575] ? __init_swait_queue_head+0xae/0x150 [ 94.956382][ T4575] gfs2_sys_fs_add+0x248/0x470 [ 94.961262][ T4575] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 94.966557][ T4575] ? __pfx_alloc_workqueue+0x10/0x10 [ 94.971826][ T4575] ? read_word_at_a_time+0xe/0x20 [ 94.976919][ T4575] ? sized_strscpy+0x8d/0x220 [ 94.981569][ T4575] gfs2_fill_super+0x10cc/0x2210 [ 94.986567][ T4575] ? __pfx_gfs2_fill_super+0x10/0x10 [ 94.992005][ T4575] ? snprintf+0xd0/0x120 [ 94.996308][ T4575] ? __pfx_lock_release+0x10/0x10 [ 95.001304][ T4575] ? do_raw_spin_lock+0x14f/0x370 [ 95.006329][ T4575] ? __pfx_snprintf+0x10/0x10 [ 95.010971][ T4575] ? sb_set_blocksize+0x45/0xd0 [ 95.015806][ T4575] ? setup_bdev_super+0x3db/0x480 [ 95.020887][ T4575] get_tree_bdev+0x399/0x590 [ 95.025746][ T4575] ? __pfx_gfs2_fill_super+0x10/0x10 [ 95.031130][ T4575] ? __pfx_get_tree_bdev+0x10/0x10 [ 95.036477][ T4575] gfs2_get_tree+0x4b/0x1b0 [ 95.040984][ T4575] vfs_get_tree+0x82/0x250 [ 95.045561][ T4575] do_new_mount+0x21e/0x9b0 [ 95.050043][ T4575] ? __pfx_do_new_mount+0x10/0x10 [ 95.055041][ T4575] ? user_path_at_empty+0x3f/0x50 [ 95.060764][ T4575] ? kmem_cache_free+0x145/0x350 [ 95.065747][ T4575] __se_sys_mount+0x242/0x2e0 [ 95.070402][ T4575] ? __pfx_lock_release+0x10/0x10 [ 95.075481][ T4575] ? __pfx___se_sys_mount+0x10/0x10 [ 95.080765][ T4575] do_syscall_64+0xe0/0x200 [ 95.085349][ T4575] ? clear_bhb_loop+0x55/0xb0 [ 95.090124][ T4575] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.096078][ T4575] RIP: 0033:0x7f63f71772da [ 95.100472][ T4575] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 95.120070][ T4575] RSP: 002b:00007f63f7ee3e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.128568][ T4575] RAX: ffffffffffffffda RBX: 00007f63f7ee3f00 RCX: 00007f63f71772da [ 95.136574][ T4575] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f63f7ee3ec0 [ 95.144974][ T4575] RBP: 00000000200124c0 R08: 00007f63f7ee3f00 R09: 0000000000000800 [ 95.152925][ T4575] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 95.161331][ T4575] R13: 00007f63f7ee3ec0 R14: 00000000000124ab R15: 0000000020000240 [ 95.169398][ T4575] [ 95.172756][ T4575] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 95.186893][ T4575] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 95.234615][ T4577] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 95.242197][ T4577] CPU: 0 PID: 4577 Comm: syz.4.80 Not tainted 6.10.0-rc1-syzkaller #0 [ 95.250616][ T4577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 95.260709][ T4577] Call Trace: [ 95.264021][ T4577] [ 95.266975][ T4577] dump_stack_lvl+0x108/0x280 [ 95.271997][ T4577] ? __pfx_dump_stack_lvl+0x10/0x10 [ 95.277198][ T4577] ? __pfx__printk+0x10/0x10 [ 95.282334][ T4577] ? kmalloc_trace_noprof+0x1a8/0x310 [ 95.287816][ T4577] sysfs_create_dir_ns+0x2a8/0x370 [ 95.293019][ T4577] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 95.298811][ T4577] kobject_add_internal+0x39d/0x7f0 [ 95.304107][ T4577] kobject_init_and_add+0x104/0x160 [ 95.309362][ T4577] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 95.315160][ T4577] ? __pfx_kobject_init_and_add+0x10/0x10 [ 95.320849][ T4577] ? __init_swait_queue_head+0xae/0x150 [ 95.326381][ T4577] gfs2_sys_fs_add+0x248/0x470 [ 95.331121][ T4577] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 95.336393][ T4577] ? __pfx_alloc_workqueue+0x10/0x10 [ 95.341743][ T4577] ? read_word_at_a_time+0xe/0x20 [ 95.346740][ T4577] ? sized_strscpy+0x8d/0x220 [ 95.351390][ T4577] gfs2_fill_super+0x10cc/0x2210 [ 95.356398][ T4577] ? __pfx_gfs2_fill_super+0x10/0x10 [ 95.361657][ T4577] ? snprintf+0xd0/0x120 [ 95.365872][ T4577] ? __pfx_lock_release+0x10/0x10 [ 95.370973][ T4577] ? do_raw_spin_lock+0x14f/0x370 [ 95.375984][ T4577] ? __pfx_snprintf+0x10/0x10 [ 95.380633][ T4577] ? sb_set_blocksize+0x45/0xd0 [ 95.385456][ T4577] ? setup_bdev_super+0x3db/0x480 [ 95.390459][ T4577] get_tree_bdev+0x399/0x590 [ 95.395020][ T4577] ? __pfx_gfs2_fill_super+0x10/0x10 [ 95.400539][ T4577] ? __pfx_get_tree_bdev+0x10/0x10 [ 95.405629][ T4577] gfs2_get_tree+0x4b/0x1b0 [ 95.410124][ T4577] vfs_get_tree+0x82/0x250 [ 95.414528][ T4577] do_new_mount+0x21e/0x9b0 [ 95.419018][ T4577] ? __pfx_do_new_mount+0x10/0x10 [ 95.424027][ T4577] ? user_path_at_empty+0x3f/0x50 [ 95.429056][ T4577] ? kmem_cache_free+0x145/0x350 [ 95.433980][ T4577] __se_sys_mount+0x242/0x2e0 [ 95.438635][ T4577] ? __pfx_lock_release+0x10/0x10 [ 95.443894][ T4577] ? __pfx___se_sys_mount+0x10/0x10 [ 95.449065][ T4577] do_syscall_64+0xe0/0x200 [ 95.453629][ T4577] ? clear_bhb_loop+0x55/0xb0 [ 95.458291][ T4577] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.464159][ T4577] RIP: 0033:0x7fbce43772da [ 95.468581][ T4577] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 95.488183][ T4577] RSP: 002b:00007fbce3dfee78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.496617][ T4577] RAX: ffffffffffffffda RBX: 00007fbce3dfef00 RCX: 00007fbce43772da [ 95.504650][ T4577] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbce3dfeec0 [ 95.512690][ T4577] RBP: 00000000200124c0 R08: 00007fbce3dfef00 R09: 0000000000000800 [ 95.520722][ T4577] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 95.528673][ T4577] R13: 00007fbce3dfeec0 R14: 00000000000124ab R15: 0000000020000240 [ 95.536967][ T4577] [ 95.540327][ T4577] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 95.554802][ T4577] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 95.749362][ T4585] loop0: detected capacity change from 0 to 32768 [ 95.770298][ T4562] loop2: detected capacity change from 0 to 32768 [ 95.829422][ T4562] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.837698][ T4562] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.882081][ T4562] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 95.912961][ T4587] loop1: detected capacity change from 0 to 32768 [ 95.931497][ T4587] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 95.937046][ T204] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.938949][ T4587] CPU: 1 PID: 4587 Comm: syz.1.81 Not tainted 6.10.0-rc1-syzkaller #0 [ 95.938961][ T4587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 95.938966][ T4587] Call Trace: [ 95.938971][ T4587] [ 95.938975][ T4587] dump_stack_lvl+0x108/0x280 [ 95.938989][ T4587] ? __pfx_dump_stack_lvl+0x10/0x10 [ 95.938998][ T4587] ? __pfx__printk+0x10/0x10 [ 95.939009][ T4587] ? kmalloc_trace_noprof+0x1a8/0x310 [ 95.939019][ T4587] sysfs_create_dir_ns+0x2a8/0x370 [ 95.939029][ T4587] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 95.939038][ T4587] kobject_add_internal+0x39d/0x7f0 [ 95.946166][ T204] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.954194][ T4587] kobject_init_and_add+0x104/0x160 [ 95.954210][ T4587] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 95.954218][ T4587] ? __pfx_kobject_init_and_add+0x10/0x10 [ 95.954225][ T4587] ? __init_swait_queue_head+0xae/0x150 [ 95.954233][ T4587] gfs2_sys_fs_add+0x248/0x470 [ 95.954244][ T4587] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 95.954252][ T4587] ? __pfx_alloc_workqueue+0x10/0x10 [ 95.954261][ T4587] ? read_word_at_a_time+0xe/0x20 [ 95.954269][ T4587] ? sized_strscpy+0x8d/0x220 [ 95.954277][ T4587] gfs2_fill_super+0x10cc/0x2210 [ 95.954288][ T4587] ? __pfx_gfs2_fill_super+0x10/0x10 [ 95.954296][ T4587] ? snprintf+0xd0/0x120 [ 95.954302][ T4587] ? __pfx_lock_release+0x10/0x10 [ 95.954309][ T4587] ? do_raw_spin_lock+0x14f/0x370 [ 95.954318][ T4587] ? __pfx_snprintf+0x10/0x10 [ 95.954326][ T4587] ? sb_set_blocksize+0x45/0xd0 [ 95.954334][ T4587] ? setup_bdev_super+0x3db/0x480 [ 95.954344][ T4587] get_tree_bdev+0x399/0x590 [ 95.954351][ T4587] ? __pfx_gfs2_fill_super+0x10/0x10 [ 95.954358][ T4587] ? __pfx_get_tree_bdev+0x10/0x10 [ 95.954367][ T4587] gfs2_get_tree+0x4b/0x1b0 [ 95.954374][ T4587] vfs_get_tree+0x82/0x250 [ 96.124825][ T4587] do_new_mount+0x21e/0x9b0 [ 96.129440][ T4587] ? __pfx_do_new_mount+0x10/0x10 [ 96.134531][ T4587] ? user_path_at_empty+0x3f/0x50 [ 96.139621][ T4587] ? kmem_cache_free+0x145/0x350 [ 96.144558][ T4587] __se_sys_mount+0x242/0x2e0 [ 96.149303][ T4587] ? __pfx_lock_release+0x10/0x10 [ 96.154531][ T4587] ? __pfx___se_sys_mount+0x10/0x10 [ 96.159705][ T4587] do_syscall_64+0xe0/0x200 [ 96.164367][ T4587] ? clear_bhb_loop+0x55/0xb0 [ 96.169129][ T4587] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.175008][ T4587] RIP: 0033:0x7f48693772da [ 96.179663][ T4587] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 96.199259][ T4587] RSP: 002b:00007f486a1aae78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.207659][ T4587] RAX: ffffffffffffffda RBX: 00007f486a1aaf00 RCX: 00007f48693772da [ 96.215699][ T4587] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f486a1aaec0 [ 96.223658][ T4587] RBP: 00000000200124c0 R08: 00007f486a1aaf00 R09: 0000000000000800 [ 96.231995][ T4587] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 96.240313][ T4587] R13: 00007f486a1aaec0 R14: 00000000000124ab R15: 0000000020000240 [ 96.248454][ T4587] [ 96.251593][ T4587] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 96.265983][ T4587] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 96.431953][ T4592] loop3: detected capacity change from 0 to 32768 [ 96.462991][ T4592] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 96.470479][ T4592] CPU: 0 PID: 4592 Comm: syz.3.83 Not tainted 6.10.0-rc1-syzkaller #0 [ 96.478632][ T4592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 96.487416][ T4594] loop4: detected capacity change from 0 to 32768 [ 96.488757][ T4592] Call Trace: [ 96.488763][ T4592] [ 96.488766][ T4592] dump_stack_lvl+0x108/0x280 [ 96.488779][ T4592] ? __pfx_dump_stack_lvl+0x10/0x10 [ 96.488786][ T4592] ? __pfx__printk+0x10/0x10 [ 96.488796][ T4592] ? kmalloc_trace_noprof+0x1a8/0x310 [ 96.498108][ T4585] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 96.498537][ T4592] sysfs_create_dir_ns+0x2a8/0x370 [ 96.498553][ T4592] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 96.498561][ T4592] kobject_add_internal+0x39d/0x7f0 [ 96.498570][ T4592] kobject_init_and_add+0x104/0x160 [ 96.498576][ T4592] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 96.498584][ T4592] ? __pfx_kobject_init_and_add+0x10/0x10 [ 96.498591][ T4592] ? __init_swait_queue_head+0xae/0x150 [ 96.498601][ T4592] gfs2_sys_fs_add+0x248/0x470 [ 96.498612][ T4592] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 96.498620][ T4592] ? __pfx_alloc_workqueue+0x10/0x10 [ 96.498629][ T4592] ? read_word_at_a_time+0xe/0x20 [ 96.498639][ T4592] ? sized_strscpy+0x8d/0x220 [ 96.498648][ T4592] gfs2_fill_super+0x10cc/0x2210 [ 96.498659][ T4592] ? __pfx_gfs2_fill_super+0x10/0x10 [ 96.498667][ T4592] ? snprintf+0xd0/0x120 [ 96.498674][ T4592] ? __pfx_lock_release+0x10/0x10 [ 96.498681][ T4592] ? do_raw_spin_lock+0x14f/0x370 [ 96.498689][ T4592] ? __pfx_snprintf+0x10/0x10 [ 96.498697][ T4592] ? sb_set_blocksize+0x45/0xd0 [ 96.498705][ T4592] ? setup_bdev_super+0x3db/0x480 [ 96.498714][ T4592] get_tree_bdev+0x399/0x590 [ 96.498721][ T4592] ? __pfx_gfs2_fill_super+0x10/0x10 [ 96.498728][ T4592] ? __pfx_get_tree_bdev+0x10/0x10 [ 96.498737][ T4592] gfs2_get_tree+0x4b/0x1b0 [ 96.498744][ T4592] vfs_get_tree+0x82/0x250 [ 96.498750][ T4592] do_new_mount+0x21e/0x9b0 [ 96.498760][ T4592] ? __pfx_do_new_mount+0x10/0x10 [ 96.498767][ T4592] ? user_path_at_empty+0x3f/0x50 [ 96.498776][ T4592] ? kmem_cache_free+0x145/0x350 [ 96.498785][ T4592] __se_sys_mount+0x242/0x2e0 [ 96.498793][ T4592] ? __pfx_lock_release+0x10/0x10 [ 96.498801][ T4592] ? __pfx___se_sys_mount+0x10/0x10 [ 96.498810][ T4592] do_syscall_64+0xe0/0x200 [ 96.498818][ T4592] ? clear_bhb_loop+0x55/0xb0 [ 96.498826][ T4592] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.498834][ T4592] RIP: 0033:0x7f63f71772da [ 96.498843][ T4592] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 96.498850][ T4592] RSP: 002b:00007f63f7ee3e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.498861][ T4592] RAX: ffffffffffffffda RBX: 00007f63f7ee3f00 RCX: 00007f63f71772da [ 96.498867][ T4592] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f63f7ee3ec0 [ 96.498872][ T4592] RBP: 00000000200124c0 R08: 00007f63f7ee3f00 R09: 0000000000000800 [ 96.498877][ T4592] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 96.498881][ T4592] R13: 00007f63f7ee3ec0 R14: 00000000000124ab R15: 0000000020000240 [ 96.498888][ T4592] [ 96.499008][ T4592] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 96.502655][ T4585] CPU: 1 PID: 4585 Comm: syz.0.82 Not tainted 6.10.0-rc1-syzkaller #0 [ 96.506725][ T4592] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 96.511976][ T4585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 96.511981][ T4585] Call Trace: [ 96.511985][ T4585] [ 96.511989][ T4585] dump_stack_lvl+0x108/0x280 [ 96.511999][ T4585] ? __pfx_dump_stack_lvl+0x10/0x10 [ 96.512007][ T4585] ? __pfx__printk+0x10/0x10 [ 96.512016][ T4585] ? kmalloc_trace_noprof+0x1a8/0x310 [ 96.523292][ T204] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 577ms [ 96.529438][ T4585] sysfs_create_dir_ns+0x2a8/0x370 [ 96.529454][ T4585] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 96.529464][ T4585] kobject_add_internal+0x39d/0x7f0 [ 96.529473][ T4585] kobject_init_and_add+0x104/0x160 [ 96.529479][ T4585] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 96.529487][ T4585] ? __pfx_kobject_init_and_add+0x10/0x10 [ 96.529493][ T4585] ? __init_swait_queue_head+0xae/0x150 [ 96.529501][ T4585] gfs2_sys_fs_add+0x248/0x470 [ 96.529510][ T4585] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 96.529523][ T4585] ? __pfx_alloc_workqueue+0x10/0x10 [ 96.529531][ T4585] ? read_word_at_a_time+0xe/0x20 [ 96.529540][ T4585] ? sized_strscpy+0x8d/0x220 [ 96.529547][ T4585] gfs2_fill_super+0x10cc/0x2210 [ 96.534824][ T204] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.540678][ T4585] ? __pfx_gfs2_fill_super+0x10/0x10 [ 96.540688][ T4585] ? snprintf+0xd0/0x120 [ 96.540694][ T4585] ? __pfx_lock_release+0x10/0x10 [ 96.540701][ T4585] ? do_raw_spin_lock+0x14f/0x370 [ 96.540708][ T4585] ? __pfx_snprintf+0x10/0x10 [ 96.540715][ T4585] ? sb_set_blocksize+0x45/0xd0 [ 96.540722][ T4585] ? setup_bdev_super+0x3db/0x480 [ 96.545908][ T4562] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.551231][ T4585] get_tree_bdev+0x399/0x590 [ 96.551248][ T4585] ? __pfx_gfs2_fill_super+0x10/0x10 [ 96.551257][ T4585] ? __pfx_get_tree_bdev+0x10/0x10 [ 96.551266][ T4585] gfs2_get_tree+0x4b/0x1b0 [ 96.551274][ T4585] vfs_get_tree+0x82/0x250 [ 96.551280][ T4585] do_new_mount+0x21e/0x9b0 [ 96.587965][ T4594] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 96.588844][ T4585] ? __pfx_do_new_mount+0x10/0x10 [ 96.588859][ T4585] ? user_path_at_empty+0x3f/0x50 [ 96.588868][ T4585] ? kmem_cache_free+0x145/0x350 [ 96.588876][ T4585] __se_sys_mount+0x242/0x2e0 [ 96.588883][ T4585] ? __pfx_lock_release+0x10/0x10 [ 96.588891][ T4585] ? __pfx___se_sys_mount+0x10/0x10 [ 96.588900][ T4585] do_syscall_64+0xe0/0x200 [ 96.588908][ T4585] ? clear_bhb_loop+0x55/0xb0 [ 96.588916][ T4585] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.588924][ T4585] RIP: 0033:0x7f1fa23772da [ 96.588931][ T4585] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 2024/07/21 22:06:27 executed programs: 80 [ 96.588936][ T4585] RSP: 002b:00007f1fa30a8e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.588946][ T4585] RAX: ffffffffffffffda RBX: 00007f1fa30a8f00 RCX: 00007f1fa23772da [ 96.588952][ T4585] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1fa30a8ec0 [ 97.103439][ T4585] RBP: 00000000200124c0 R08: 00007f1fa30a8f00 R09: 0000000000000800 [ 97.111566][ T4585] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 97.119623][ T4585] R13: 00007f1fa30a8ec0 R14: 00000000000124ab R15: 0000000020000240 [ 97.127574][ T4585] [ 97.130575][ T4594] CPU: 0 PID: 4594 Comm: syz.4.84 Not tainted 6.10.0-rc1-syzkaller #0 [ 97.131451][ T4585] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 97.138710][ T4594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 97.138719][ T4594] Call Trace: [ 97.138724][ T4594] [ 97.138728][ T4594] dump_stack_lvl+0x108/0x280 [ 97.138743][ T4594] ? __pfx_dump_stack_lvl+0x10/0x10 [ 97.153507][ T4585] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 97.163797][ T4594] ? __pfx__printk+0x10/0x10 [ 97.163821][ T4594] ? kmalloc_trace_noprof+0x1a8/0x310 [ 97.163831][ T4594] sysfs_create_dir_ns+0x2a8/0x370 [ 97.163843][ T4594] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 97.189979][ T4562] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 97.191425][ T4594] kobject_add_internal+0x39d/0x7f0 [ 97.191442][ T4594] kobject_init_and_add+0x104/0x160 [ 97.191449][ T4594] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 97.231155][ T4594] ? __pfx_kobject_init_and_add+0x10/0x10 [ 97.236857][ T4594] ? __init_swait_queue_head+0xae/0x150 [ 97.242649][ T4594] gfs2_sys_fs_add+0x248/0x470 [ 97.247478][ T4594] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 97.252740][ T4594] ? __pfx_alloc_workqueue+0x10/0x10 [ 97.257999][ T4594] ? read_word_at_a_time+0xe/0x20 [ 97.262997][ T4594] ? sized_strscpy+0x8d/0x220 [ 97.267758][ T4594] gfs2_fill_super+0x10cc/0x2210 [ 97.272692][ T4594] ? __pfx_gfs2_fill_super+0x10/0x10 [ 97.278296][ T4594] ? snprintf+0xd0/0x120 [ 97.282626][ T4594] ? __pfx_lock_release+0x10/0x10 [ 97.287734][ T4594] ? do_raw_spin_lock+0x14f/0x370 [ 97.292784][ T4594] ? __pfx_snprintf+0x10/0x10 [ 97.297697][ T4594] ? sb_set_blocksize+0x45/0xd0 [ 97.302527][ T4594] ? setup_bdev_super+0x3db/0x480 [ 97.307548][ T4594] get_tree_bdev+0x399/0x590 [ 97.312223][ T4594] ? __pfx_gfs2_fill_super+0x10/0x10 [ 97.317489][ T4594] ? __pfx_get_tree_bdev+0x10/0x10 [ 97.322837][ T4594] gfs2_get_tree+0x4b/0x1b0 [ 97.327312][ T4594] vfs_get_tree+0x82/0x250 [ 97.331788][ T4594] do_new_mount+0x21e/0x9b0 [ 97.336263][ T4594] ? __pfx_do_new_mount+0x10/0x10 [ 97.341450][ T4594] ? user_path_at_empty+0x3f/0x50 [ 97.346462][ T4594] ? kmem_cache_free+0x145/0x350 [ 97.351466][ T4594] __se_sys_mount+0x242/0x2e0 [ 97.356291][ T4594] ? __pfx_lock_release+0x10/0x10 [ 97.361432][ T4594] ? __pfx___se_sys_mount+0x10/0x10 [ 97.366618][ T4594] do_syscall_64+0xe0/0x200 [ 97.371102][ T4594] ? clear_bhb_loop+0x55/0xb0 [ 97.375777][ T4594] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 97.381649][ T4594] RIP: 0033:0x7fbce43772da [ 97.386049][ T4594] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 97.405907][ T4594] RSP: 002b:00007fbce3dfee78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.414322][ T4594] RAX: ffffffffffffffda RBX: 00007fbce3dfef00 RCX: 00007fbce43772da [ 97.422273][ T4594] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbce3dfeec0 [ 97.430309][ T4594] RBP: 00000000200124c0 R08: 00007fbce3dfef00 R09: 0000000000000800 [ 97.438409][ T4594] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 97.446481][ T4594] R13: 00007fbce3dfeec0 R14: 00000000000124ab R15: 0000000020000240 [ 97.454531][ T4594] [ 97.457872][ T4594] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 97.472093][ T4594] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 97.479756][ T2630] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0 [ 97.670992][ T4604] loop0: detected capacity change from 0 to 32768 [ 97.744757][ T4606] loop3: detected capacity change from 0 to 32768 [ 97.756741][ T4604] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 97.758902][ T4562] list_del corruption, ffff8881116f7010->prev is LIST_POISON2 (dead000000000122) [ 97.764319][ T4604] CPU: 1 PID: 4604 Comm: syz.0.86 Not tainted 6.10.0-rc1-syzkaller #0 [ 97.773589][ T4562] ------------[ cut here ]------------ [ 97.781697][ T4604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 97.781704][ T4604] Call Trace: [ 97.781710][ T4604] [ 97.781714][ T4604] dump_stack_lvl+0x108/0x280 [ 97.781727][ T4604] ? __pfx_dump_stack_lvl+0x10/0x10 [ 97.781734][ T4604] ? __pfx__printk+0x10/0x10 [ 97.781744][ T4604] ? kmalloc_trace_noprof+0x1a8/0x310 [ 97.787286][ T4562] kernel BUG at lib/list_debug.c:61! [ 97.797515][ T4604] sysfs_create_dir_ns+0x2a8/0x370 [ 97.797526][ T4604] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 97.797534][ T4604] kobject_add_internal+0x39d/0x7f0 [ 97.797543][ T4604] kobject_init_and_add+0x104/0x160 [ 97.800909][ T4562] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 97.803738][ T4604] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 97.808395][ T4562] CPU: 0 PID: 4562 Comm: syz.2.77 Not tainted 6.10.0-rc1-syzkaller #0 [ 97.813559][ T4604] ? __pfx_kobject_init_and_add+0x10/0x10 [ 97.818198][ T4562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 97.823665][ T4604] ? __init_swait_queue_head+0xae/0x150 [ 97.829277][ T4562] RIP: 0010:__list_del_entry_valid_or_report+0x106/0x140 [ 97.834445][ T4604] gfs2_sys_fs_add+0x248/0x470 [ 97.840060][ T4562] Code: e8 ff 95 ea 02 90 0f 0b 48 c7 c7 80 53 a2 85 4c 89 fe e8 ed 95 ea 02 90 0f 0b 48 c7 c7 e0 53 a2 85 4c 89 fe e8 db 95 ea 02 90 <0f> 0b 48 c7 c7 40 54 a2 85 4c 89 fe 48 89 d9 e8 c6 95 ea 02 90 0f [ 97.845286][ T4604] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 97.850448][ T4562] RSP: 0018:ffffc900042a7900 EFLAGS: 00010246 [ 97.857344][ T4604] ? __pfx_alloc_workqueue+0x10/0x10 [ 97.863135][ T4562] [ 97.871436][ T4604] ? read_word_at_a_time+0xe/0x20 [ 97.877134][ T4562] RAX: 000000000000004e RBX: dead000000000122 RCX: 3c77dbfebbdf1a00 [ 97.887184][ T4604] ? sized_strscpy+0x8d/0x220 [ 97.892807][ T4562] RDX: 0000000000000002 RSI: ffffffff85860c40 RDI: 0000000000000001 [ 97.899967][ T4604] gfs2_fill_super+0x10cc/0x2210 [ 97.904692][ T4562] RBP: ffff888173a63468 R08: ffffffff874a2c6f R09: 1ffffffff0e9458d [ 97.924282][ T4604] ? __pfx_gfs2_fill_super+0x10/0x10 [ 97.929543][ T4562] R10: dffffc0000000000 R11: fffffbfff0e9458e R12: dffffc0000000000 [ 97.935610][ T4604] ? snprintf+0xd0/0x120 [ 97.940977][ T4562] R13: ffff888173a63400 R14: ffff8881116f4c10 R15: ffff8881116f7010 [ 97.943278][ T4604] ? __pfx_lock_release+0x10/0x10 [ 97.948439][ T4562] FS: 00007f913294e6c0(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000 [ 97.956608][ T4604] ? do_raw_spin_lock+0x14f/0x370 [ 97.961250][ T4562] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.969287][ T4604] ? __pfx_snprintf+0x10/0x10 [ 97.974214][ T4562] CR2: 000055556cfaf4e8 CR3: 0000000102aa0000 CR4: 00000000003506f0 [ 97.982161][ T4604] ? sb_set_blocksize+0x45/0xd0 [ 97.987444][ T4562] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 97.995576][ T4604] ? setup_bdev_super+0x3db/0x480 [ 97.999887][ T4562] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 98.008088][ T4604] get_tree_bdev+0x399/0x590 [ 98.013178][ T4562] Call Trace: [ 98.022163][ T4604] ? __pfx_gfs2_fill_super+0x10/0x10 [ 98.027164][ T4562] [ 98.033973][ T4604] ? __pfx_get_tree_bdev+0x10/0x10 [ 98.038658][ T4562] ? __die_body+0x5f/0xb0 [ 98.046771][ T4604] gfs2_get_tree+0x4b/0x1b0 [ 98.051611][ T4562] ? die+0x9e/0xc0 [ 98.059655][ T4604] vfs_get_tree+0x82/0x250 [ 98.064667][ T4562] ? do_trap+0x13d/0x390 [ 98.072781][ T4604] do_new_mount+0x21e/0x9b0 [ 98.077594][ T4562] ? __list_del_entry_valid_or_report+0x106/0x140 [ 98.080856][ T4604] ? __pfx_do_new_mount+0x10/0x10 [ 98.086415][ T4562] ? __list_del_entry_valid_or_report+0x106/0x140 [ 98.089323][ T4604] ? user_path_at_empty+0x3f/0x50 [ 98.094397][ T4562] ? handle_invalid_op+0x91/0xc0 [ 98.098691][ T4604] ? kmem_cache_free+0x145/0x350 [ 98.103161][ T4562] ? __list_del_entry_valid_or_report+0x106/0x140 [ 98.106847][ T4604] __se_sys_mount+0x242/0x2e0 [ 98.111325][ T4562] ? exc_invalid_op+0x38/0x50 [ 98.115622][ T4604] ? __pfx_lock_release+0x10/0x10 [ 98.120100][ T4562] ? asm_exc_invalid_op+0x1a/0x20 [ 98.126563][ T4604] ? __pfx___se_sys_mount+0x10/0x10 [ 98.131548][ T4562] ? __list_del_entry_valid_or_report+0x106/0x140 [ 98.137924][ T4604] do_syscall_64+0xe0/0x200 [ 98.142918][ T4562] destroy_workqueue+0x6c4/0x9b0 [ 98.147822][ T4604] ? clear_bhb_loop+0x55/0xb0 [ 98.152720][ T4562] ? destroy_workqueue+0x778/0x9b0 [ 98.159113][ T4604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 98.163853][ T4562] gfs2_fill_super+0x113e/0x2210 [ 98.168494][ T4604] RIP: 0033:0x7f1fa23772da [ 98.173484][ T4562] ? __pfx_gfs2_fill_super+0x10/0x10 [ 98.178559][ T4604] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 98.183721][ T4562] ? snprintf+0xd0/0x120 [ 98.190197][ T4604] RSP: 002b:00007f1fa30a8e78 EFLAGS: 00000246 [ 98.194907][ T4562] ? __pfx_lock_release+0x10/0x10 [ 98.199817][ T4604] ORIG_RAX: 00000000000000a5 [ 98.204466][ T4562] ? do_raw_spin_lock+0x14f/0x370 [ 98.209627][ T4604] RAX: ffffffffffffffda RBX: 00007f1fa30a8f00 RCX: 00007f1fa23772da [ 98.215581][ T4562] ? __pfx_snprintf+0x10/0x10 [ 98.220507][ T4604] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1fa30a8ec0 [ 98.224898][ T4562] ? sb_set_blocksize+0x45/0xd0 [ 98.230252][ T4604] RBP: 00000000200124c0 R08: 00007f1fa30a8f00 R09: 0000000000000800 [ 98.250177][ T4562] ? setup_bdev_super+0x3db/0x480 [ 98.254398][ T4604] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 98.260427][ T4562] get_tree_bdev+0x399/0x590 [ 98.265413][ T4604] R13: 00007f1fa30a8ec0 R14: 00000000000124ab R15: 0000000020000240 [ 98.270056][ T4562] ? __pfx_gfs2_fill_super+0x10/0x10 [ 98.275048][ T4604] [ 98.283102][ T4562] ? __pfx_get_tree_bdev+0x10/0x10 [ 98.288080][ T4604] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 98.295901][ T4562] gfs2_get_tree+0x4b/0x1b0 [ 98.295923][ T4562] vfs_get_tree+0x82/0x250 [ 98.295930][ T4562] do_new_mount+0x21e/0x9b0 [ 98.300852][ T4604] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 98.308867][ T4562] ? __pfx_do_new_mount+0x10/0x10 [ 98.308878][ T4562] ? user_path_at_empty+0x3f/0x50 [ 98.392109][ T4562] ? kmem_cache_free+0x145/0x350 [ 98.397236][ T4562] __se_sys_mount+0x242/0x2e0 [ 98.401991][ T4562] ? __pfx_lock_release+0x10/0x10 [ 98.407085][ T4562] ? __pfx___se_sys_mount+0x10/0x10 [ 98.412340][ T4562] do_syscall_64+0xe0/0x200 [ 98.416835][ T4562] ? clear_bhb_loop+0x55/0xb0 [ 98.421508][ T4562] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 98.427380][ T4562] RIP: 0033:0x7f9131b772da [ 98.431774][ T4562] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 98.451387][ T4562] RSP: 002b:00007f913294de78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.460233][ T4562] RAX: ffffffffffffffda RBX: 00007f913294df00 RCX: 00007f9131b772da [ 98.468173][ T4562] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f913294dec0 [ 98.476113][ T4562] RBP: 00000000200124c0 R08: 00007f913294df00 R09: 0000000000000800 [ 98.484233][ T4562] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000020012500 [ 98.492261][ T4562] R13: 00007f913294dec0 R14: 00000000000124ab R15: 0000000020000240 [ 98.500204][ T4562] [ 98.503196][ T4562] Modules linked in: [ 98.507411][ T4562] ---[ end trace 0000000000000000 ]--- [ 98.513065][ T4562] RIP: 0010:__list_del_entry_valid_or_report+0x106/0x140 [ 98.520307][ T4562] Code: e8 ff 95 ea 02 90 0f 0b 48 c7 c7 80 53 a2 85 4c 89 fe e8 ed 95 ea 02 90 0f 0b 48 c7 c7 e0 53 a2 85 4c 89 fe e8 db 95 ea 02 90 <0f> 0b 48 c7 c7 40 54 a2 85 4c 89 fe 48 89 d9 e8 c6 95 ea 02 90 0f [ 98.540126][ T4562] RSP: 0018:ffffc900042a7900 EFLAGS: 00010246 [ 98.546192][ T4562] RAX: 000000000000004e RBX: dead000000000122 RCX: 3c77dbfebbdf1a00 [ 98.554213][ T4562] RDX: 0000000000000002 RSI: ffffffff85860c40 RDI: 0000000000000001 [ 98.562349][ T4562] RBP: ffff888173a63468 R08: ffffffff874a2c6f R09: 1ffffffff0e9458d [ 98.570812][ T4562] R10: dffffc0000000000 R11: fffffbfff0e9458e R12: dffffc0000000000 [ 98.578980][ T4562] R13: ffff888173a63400 R14: ffff8881116f4c10 R15: ffff8881116f7010 [ 98.587039][ T4562] FS: 00007f913294e6c0(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000 [ 98.595998][ T4562] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.602612][ T4562] CR2: 000055556cfaf4e8 CR3: 0000000102aa0000 CR4: 00000000003506f0 [ 98.610662][ T4562] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 98.618921][ T4562] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 98.626980][ T4562] Kernel panic - not syncing: Fatal exception [ 98.633388][ T4562] Kernel Offset: disabled [ 98.637731][ T4562] Rebooting in 86400 seconds..