605.152791][ T8500] ? init_locking+0xb8/0x210
[ 605.152818][ T8500] ? sb_set_blocksize+0x104/0x180
[ 605.152852][ T8500] ? setup_bdev_super+0x4c1/0x5b0
[ 605.152882][ T8500] get_tree_bdev_flags+0x40e/0x4d0
[ 605.152909][ T8500] ? __pfx_gfs2_fill_super+0x10/0x10
[ 605.152937][ T8500] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 605.152962][ T8500] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 605.152994][ T8500] gfs2_get_tree+0x51/0x1e0
[ 605.153027][ T8500] vfs_get_tree+0x92/0x2b0
[ 605.153057][ T8500] do_new_mount+0x302/0xa10
[ 605.153086][ T8500] ? apparmor_capable+0x137/0x1b0
[ 605.153114][ T8500] ? __pfx_do_new_mount+0x10/0x10
[ 605.153142][ T8500] ? ns_capable+0x8a/0xf0
[ 605.153174][ T8500] ? kmem_cache_free+0x19b/0x690
[ 605.153207][ T8500] __se_sys_mount+0x313/0x410
[ 605.153246][ T8500] ? __pfx___se_sys_mount+0x10/0x10
[ 605.153281][ T8500] ? do_syscall_64+0xbe/0xfa0
[ 605.153306][ T8500] ? __x64_sys_mount+0x20/0xc0
[ 605.153339][ T8500] do_syscall_64+0xfa/0xfa0
[ 605.153367][ T8500] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.153389][ T8500] ? clear_bhb_loop+0x60/0xb0
[ 605.153415][ T8500] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.153436][ T8500] RIP: 0033:0x7fca7fca63ea
[ 605.153455][ T8500] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 605.153473][ T8500] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 605.153496][ T8500] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 605.153512][ T8500] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 605.153528][ T8500] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 605.153543][ T8500] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 605.153557][ T8500] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 605.153592][ T8500]
[ 605.541075][ T8500] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 605.948623][ T8503] loop0: detected capacity change from 0 to 32768
[ 605.976415][ T8503] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 605.984952][ T8503] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 605.995370][ T8503] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 606.012035][ T8503] CPU: 0 UID: 0 PID: 8503 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 606.012066][ T8503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 606.012081][ T8503] Call Trace:
[ 606.012090][ T8503]
[ 606.012100][ T8503] dump_stack_lvl+0x189/0x250
[ 606.012142][ T8503] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.012171][ T8503] ? gfs2_meta_read+0x775/0x8b0
[ 606.012212][ T8503] ? __pfx_gfs2_meta_read+0x10/0x10
[ 606.012237][ T8503] ? queue_delayed_work_on+0x11a/0x280
[ 606.012278][ T8503] gfs2_withdraw+0xc3/0x1b0
[ 606.012309][ T8503] gfs2_meta_buffer+0x225/0x2e0
[ 606.012337][ T8503] inode_go_instantiate+0xe7/0x1310
[ 606.012384][ T8503] ? __pfx_inode_go_instantiate+0x10/0x10
[ 606.012416][ T8503] ? gfs2_glock_nq+0x886/0x1060
[ 606.012454][ T8503] gfs2_instantiate+0x168/0x220
[ 606.012487][ T8503] gfs2_glock_wait+0x1d4/0x2a0
[ 606.012522][ T8503] gfs2_lookupi+0x35b/0x5a0
[ 606.012559][ T8503] ? __pfx_gfs2_lookupi+0x10/0x10
[ 606.012594][ T8503] ? gfs2_lookup_meta+0xa7/0x170
[ 606.012622][ T8503] ? look_up_lock_class+0x74/0x170
[ 606.012654][ T8503] ? crc32_le+0x250/0x2c0
[ 606.012684][ T8503] gfs2_lookup_meta+0xa7/0x170
[ 606.012714][ T8503] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 606.012746][ T8503] ? __asan_memset+0x22/0x50
[ 606.012785][ T8503] init_journal+0x1a5/0x2180
[ 606.012818][ T8503] ? __pfx_number+0x10/0x10
[ 606.012845][ T8503] ? format_decode+0x5a3/0xe30
[ 606.012870][ T8503] ? __pfx_init_journal+0x10/0x10
[ 606.012899][ T8503] ? vsnprintf+0xe11/0xf00
[ 606.012932][ T8503] ? snprintf+0xda/0x120
[ 606.012958][ T8503] ? __pfx_snprintf+0x10/0x10
[ 606.012989][ T8503] ? gfs2_glock_nq_num+0x13d/0x170
[ 606.013025][ T8503] init_inodes+0xdb/0x320
[ 606.013064][ T8503] gfs2_fill_super+0x1aaa/0x2270
[ 606.013112][ T8503] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.013145][ T8503] ? init_locking+0xb8/0x210
[ 606.013172][ T8503] ? sb_set_blocksize+0x104/0x180
[ 606.013208][ T8503] ? setup_bdev_super+0x4c1/0x5b0
[ 606.013239][ T8503] get_tree_bdev_flags+0x40e/0x4d0
[ 606.013267][ T8503] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.013296][ T8503] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 606.013321][ T8503] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 606.013354][ T8503] gfs2_get_tree+0x51/0x1e0
[ 606.013392][ T8503] vfs_get_tree+0x92/0x2b0
[ 606.013423][ T8503] do_new_mount+0x302/0xa10
[ 606.013450][ T8503] ? apparmor_capable+0x137/0x1b0
[ 606.013480][ T8503] ? __pfx_do_new_mount+0x10/0x10
[ 606.013510][ T8503] ? ns_capable+0x8a/0xf0
[ 606.013541][ T8503] ? kmem_cache_free+0x19b/0x690
[ 606.013576][ T8503] __se_sys_mount+0x313/0x410
[ 606.013613][ T8503] ? __pfx___se_sys_mount+0x10/0x10
[ 606.013649][ T8503] ? do_syscall_64+0xbe/0xfa0
[ 606.013672][ T8503] ? __x64_sys_mount+0x20/0xc0
[ 606.013705][ T8503] do_syscall_64+0xfa/0xfa0
[ 606.013739][ T8503] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.013761][ T8503] ? clear_bhb_loop+0x60/0xb0
[ 606.013787][ T8503] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.013807][ T8503] RIP: 0033:0x7fca7fca63ea
[ 606.013828][ T8503] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 606.013846][ T8503] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 606.013868][ T8503] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 606.013884][ T8503] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 606.013899][ T8503] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 606.013914][ T8503] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 606.013929][ T8503] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 606.013964][ T8503]
[ 606.413680][ T8503] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 606.812767][ T8506] loop0: detected capacity change from 0 to 32768
[ 606.843970][ T8506] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 606.852823][ T8506] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 606.874987][ T8506] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 606.893312][ T8506] CPU: 1 UID: 0 PID: 8506 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 606.893342][ T8506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 606.893356][ T8506] Call Trace:
[ 606.893366][ T8506]
[ 606.893375][ T8506] dump_stack_lvl+0x189/0x250
[ 606.893415][ T8506] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.893444][ T8506] ? gfs2_meta_read+0x775/0x8b0
[ 606.893474][ T8506] ? __pfx_gfs2_meta_read+0x10/0x10
[ 606.893505][ T8506] gfs2_withdraw+0xc3/0x1b0
[ 606.893535][ T8506] gfs2_meta_buffer+0x225/0x2e0
[ 606.893572][ T8506] inode_go_instantiate+0xe7/0x1310
[ 606.893602][ T8506] ? __pfx_bit_wait+0x10/0x10
[ 606.893629][ T8506] ? out_of_line_wait_on_bit+0x123/0x170
[ 606.893661][ T8506] ? __pfx_inode_go_instantiate+0x10/0x10
[ 606.893691][ T8506] ? __pfx_wake_bit_function+0x10/0x10
[ 606.893720][ T8506] gfs2_instantiate+0x168/0x220
[ 606.893753][ T8506] gfs2_glock_wait+0x1d4/0x2a0
[ 606.893787][ T8506] gfs2_lookupi+0x35b/0x5a0
[ 606.893825][ T8506] ? __pfx_gfs2_lookupi+0x10/0x10
[ 606.893859][ T8506] ? gfs2_lookup_meta+0xa7/0x170
[ 606.893887][ T8506] ? look_up_lock_class+0x74/0x170
[ 606.893919][ T8506] ? crc32_le+0x250/0x2c0
[ 606.893948][ T8506] gfs2_lookup_meta+0xa7/0x170
[ 606.893978][ T8506] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 606.894010][ T8506] ? __asan_memset+0x22/0x50
[ 606.894049][ T8506] init_journal+0x1a5/0x2180
[ 606.894082][ T8506] ? __pfx_number+0x10/0x10
[ 606.894109][ T8506] ? format_decode+0x5a3/0xe30
[ 606.894134][ T8506] ? __pfx_init_journal+0x10/0x10
[ 606.894162][ T8506] ? vsnprintf+0xe11/0xf00
[ 606.894193][ T8506] ? snprintf+0xda/0x120
[ 606.894219][ T8506] ? __pfx_snprintf+0x10/0x10
[ 606.894242][ T8506] ? gfs2_glock_nq_num+0x13d/0x170
[ 606.894278][ T8506] init_inodes+0xdb/0x320
[ 606.894310][ T8506] gfs2_fill_super+0x1aaa/0x2270
[ 606.894357][ T8506] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.894390][ T8506] ? init_locking+0xb8/0x210
[ 606.894416][ T8506] ? sb_set_blocksize+0x104/0x180
[ 606.894451][ T8506] ? setup_bdev_super+0x4c1/0x5b0
[ 606.894483][ T8506] get_tree_bdev_flags+0x40e/0x4d0
[ 606.894511][ T8506] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.894540][ T8506] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 606.894571][ T8506] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 606.894605][ T8506] gfs2_get_tree+0x51/0x1e0
[ 606.894637][ T8506] vfs_get_tree+0x92/0x2b0
[ 606.894668][ T8506] do_new_mount+0x302/0xa10
[ 606.894695][ T8506] ? apparmor_capable+0x137/0x1b0
[ 606.894725][ T8506] ? __pfx_do_new_mount+0x10/0x10
[ 606.894755][ T8506] ? ns_capable+0x8a/0xf0
[ 606.894786][ T8506] ? kmem_cache_free+0x19b/0x690
[ 606.894821][ T8506] __se_sys_mount+0x313/0x410
[ 606.894855][ T8506] ? __pfx___se_sys_mount+0x10/0x10
[ 606.894888][ T8506] ? do_syscall_64+0xbe/0xfa0
[ 606.894911][ T8506] ? __x64_sys_mount+0x20/0xc0
[ 606.894940][ T8506] do_syscall_64+0xfa/0xfa0
[ 606.894966][ T8506] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.894988][ T8506] ? clear_bhb_loop+0x60/0xb0
[ 606.895014][ T8506] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.895035][ T8506] RIP: 0033:0x7fca7fca63ea
[ 606.895055][ T8506] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 606.895073][ T8506] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 606.895097][ T8506] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 606.895113][ T8506] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 606.895129][ T8506] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 606.895144][ T8506] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 606.895158][ T8506] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 606.895193][ T8506]
[ 606.895210][ T8506] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 607.706329][ T8509] loop0: detected capacity change from 0 to 32768
[ 607.739083][ T8509] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 607.747686][ T8509] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 607.758788][ T8509] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 607.775074][ T8509] CPU: 0 UID: 0 PID: 8509 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 607.775104][ T8509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 607.775119][ T8509] Call Trace:
[ 607.775129][ T8509]
[ 607.775138][ T8509] dump_stack_lvl+0x189/0x250
[ 607.775180][ T8509] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.775209][ T8509] ? gfs2_meta_read+0x775/0x8b0
[ 607.775240][ T8509] ? __pfx_gfs2_meta_read+0x10/0x10
[ 607.775270][ T8509] gfs2_withdraw+0xc3/0x1b0
[ 607.775312][ T8509] gfs2_meta_buffer+0x225/0x2e0
[ 607.775342][ T8509] inode_go_instantiate+0xe7/0x1310
[ 607.775372][ T8509] ? __pfx_bit_wait+0x10/0x10
[ 607.775400][ T8509] ? out_of_line_wait_on_bit+0x123/0x170
[ 607.775431][ T8509] ? __pfx_inode_go_instantiate+0x10/0x10
[ 607.775462][ T8509] ? __pfx_wake_bit_function+0x10/0x10
[ 607.775492][ T8509] gfs2_instantiate+0x168/0x220
[ 607.775525][ T8509] gfs2_glock_wait+0x1d4/0x2a0
[ 607.775559][ T8509] gfs2_lookupi+0x35b/0x5a0
[ 607.775596][ T8509] ? __pfx_gfs2_lookupi+0x10/0x10
[ 607.775631][ T8509] ? gfs2_lookup_meta+0xa7/0x170
[ 607.775658][ T8509] ? look_up_lock_class+0x74/0x170
[ 607.775690][ T8509] ? crc32_le+0x250/0x2c0
[ 607.775720][ T8509] gfs2_lookup_meta+0xa7/0x170
[ 607.775750][ T8509] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 607.775781][ T8509] ? __asan_memset+0x22/0x50
[ 607.775820][ T8509] init_journal+0x1a5/0x2180
[ 607.775853][ T8509] ? __pfx_number+0x10/0x10
[ 607.775880][ T8509] ? format_decode+0x5a3/0xe30
[ 607.775905][ T8509] ? __pfx_init_journal+0x10/0x10
[ 607.775934][ T8509] ? vsnprintf+0xe11/0xf00
[ 607.775966][ T8509] ? snprintf+0xda/0x120
[ 607.775992][ T8509] ? __pfx_snprintf+0x10/0x10
[ 607.776014][ T8509] ? gfs2_glock_nq_num+0x13d/0x170
[ 607.776050][ T8509] init_inodes+0xdb/0x320
[ 607.776082][ T8509] gfs2_fill_super+0x1aaa/0x2270
[ 607.776129][ T8509] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.776163][ T8509] ? init_locking+0xb8/0x210
[ 607.776189][ T8509] ? sb_set_blocksize+0x104/0x180
[ 607.776225][ T8509] ? setup_bdev_super+0x4c1/0x5b0
[ 607.776256][ T8509] get_tree_bdev_flags+0x40e/0x4d0
[ 607.776283][ T8509] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.776319][ T8509] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 607.776351][ T8509] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 607.776385][ T8509] gfs2_get_tree+0x51/0x1e0
[ 607.776415][ T8509] vfs_get_tree+0x92/0x2b0
[ 607.776443][ T8509] do_new_mount+0x302/0xa10
[ 607.776470][ T8509] ? apparmor_capable+0x137/0x1b0
[ 607.776498][ T8509] ? __pfx_do_new_mount+0x10/0x10
[ 607.776526][ T8509] ? ns_capable+0x8a/0xf0
[ 607.776556][ T8509] ? kmem_cache_free+0x19b/0x690
[ 607.776589][ T8509] __se_sys_mount+0x313/0x410
[ 607.776626][ T8509] ? __pfx___se_sys_mount+0x10/0x10
[ 607.776661][ T8509] ? do_syscall_64+0xbe/0xfa0
[ 607.776686][ T8509] ? __x64_sys_mount+0x20/0xc0
[ 607.776719][ T8509] do_syscall_64+0xfa/0xfa0
[ 607.776747][ T8509] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.776767][ T8509] ? clear_bhb_loop+0x60/0xb0
[ 607.776802][ T8509] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.776823][ T8509] RIP: 0033:0x7fca7fca63ea
[ 607.776845][ T8509] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 607.776863][ T8509] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 607.776886][ T8509] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 607.776903][ T8509] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 607.776919][ T8509] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 607.776935][ T8509] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 607.776950][ T8509] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 607.776985][ T8509]
[ 607.777002][ T8509] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 608.554804][ T8512] loop0: detected capacity change from 0 to 32768
[ 608.578141][ T8512] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 608.586652][ T8512] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 608.598886][ T8512] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 608.614930][ T8512] CPU: 0 UID: 0 PID: 8512 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 608.614961][ T8512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 608.614975][ T8512] Call Trace:
[ 608.614984][ T8512]
[ 608.614994][ T8512] dump_stack_lvl+0x189/0x250
[ 608.615036][ T8512] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.615066][ T8512] ? gfs2_meta_read+0x775/0x8b0
[ 608.615097][ T8512] ? __pfx_gfs2_meta_read+0x10/0x10
[ 608.615128][ T8512] gfs2_withdraw+0xc3/0x1b0
[ 608.615159][ T8512] gfs2_meta_buffer+0x225/0x2e0
[ 608.615197][ T8512] inode_go_instantiate+0xe7/0x1310
[ 608.615228][ T8512] ? __pfx_bit_wait+0x10/0x10
[ 608.615255][ T8512] ? out_of_line_wait_on_bit+0x123/0x170
[ 608.615287][ T8512] ? __pfx_inode_go_instantiate+0x10/0x10
[ 608.615318][ T8512] ? __pfx_wake_bit_function+0x10/0x10
[ 608.615347][ T8512] gfs2_instantiate+0x168/0x220
[ 608.615381][ T8512] gfs2_glock_wait+0x1d4/0x2a0
[ 608.615421][ T8512] gfs2_lookupi+0x35b/0x5a0
[ 608.615458][ T8512] ? __pfx_gfs2_lookupi+0x10/0x10
[ 608.615493][ T8512] ? gfs2_lookup_meta+0xa7/0x170
[ 608.615521][ T8512] ? look_up_lock_class+0x74/0x170
[ 608.615553][ T8512] ? crc32_le+0x250/0x2c0
[ 608.615583][ T8512] gfs2_lookup_meta+0xa7/0x170
[ 608.615614][ T8512] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 608.615646][ T8512] ? __asan_memset+0x22/0x50
[ 608.615684][ T8512] init_journal+0x1a5/0x2180
[ 608.615717][ T8512] ? __pfx_number+0x10/0x10
[ 608.615744][ T8512] ? format_decode+0x5a3/0xe30
[ 608.615769][ T8512] ? __pfx_init_journal+0x10/0x10
[ 608.615798][ T8512] ? vsnprintf+0xe11/0xf00
[ 608.615830][ T8512] ? snprintf+0xda/0x120
[ 608.615857][ T8512] ? __pfx_snprintf+0x10/0x10
[ 608.615879][ T8512] ? gfs2_glock_nq_num+0x13d/0x170
[ 608.615915][ T8512] init_inodes+0xdb/0x320
[ 608.615947][ T8512] gfs2_fill_super+0x1aaa/0x2270
[ 608.615994][ T8512] ? __pfx_gfs2_fill_super+0x10/0x10
[ 608.616027][ T8512] ? init_locking+0xb8/0x210
[ 608.616054][ T8512] ? sb_set_blocksize+0x104/0x180
[ 608.616090][ T8512] ? setup_bdev_super+0x4c1/0x5b0
[ 608.616121][ T8512] get_tree_bdev_flags+0x40e/0x4d0
[ 608.616149][ T8512] ? __pfx_gfs2_fill_super+0x10/0x10
[ 608.616178][ T8512] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 608.616203][ T8512] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 608.616237][ T8512] gfs2_get_tree+0x51/0x1e0
[ 608.616269][ T8512] vfs_get_tree+0x92/0x2b0
[ 608.616300][ T8512] do_new_mount+0x302/0xa10
[ 608.616327][ T8512] ? apparmor_capable+0x137/0x1b0
[ 608.616357][ T8512] ? __pfx_do_new_mount+0x10/0x10
[ 608.616387][ T8512] ? ns_capable+0x8a/0xf0
[ 608.616424][ T8512] ? kmem_cache_free+0x19b/0x690
[ 608.616456][ T8512] __se_sys_mount+0x313/0x410
[ 608.616488][ T8512] ? __pfx___se_sys_mount+0x10/0x10
[ 608.616522][ T8512] ? do_syscall_64+0xbe/0xfa0
[ 608.616547][ T8512] ? __x64_sys_mount+0x20/0xc0
[ 608.616580][ T8512] do_syscall_64+0xfa/0xfa0
[ 608.616609][ T8512] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.616631][ T8512] ? clear_bhb_loop+0x60/0xb0
[ 608.616656][ T8512] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.616677][ T8512] RIP: 0033:0x7fca7fca63ea
[ 608.616698][ T8512] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 608.616715][ T8512] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 608.616739][ T8512] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 608.616755][ T8512] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 608.616771][ T8512] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 608.616786][ T8512] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 608.616801][ T8512] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 608.616835][ T8512]
[ 608.616851][ T8512] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 609.411970][ T8515] loop0: detected capacity change from 0 to 32768
[ 609.426132][ T8515] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 609.435828][ T8515] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 609.453529][ T8515] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 609.469822][ T8515] CPU: 1 UID: 0 PID: 8515 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 609.469853][ T8515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 609.469867][ T8515] Call Trace:
[ 609.469876][ T8515]
[ 609.469886][ T8515] dump_stack_lvl+0x189/0x250
[ 609.469926][ T8515] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.469956][ T8515] ? gfs2_meta_read+0x775/0x8b0
[ 609.469986][ T8515] ? __pfx_gfs2_meta_read+0x10/0x10
[ 609.470017][ T8515] gfs2_withdraw+0xc3/0x1b0
[ 609.470047][ T8515] gfs2_meta_buffer+0x225/0x2e0
[ 609.470077][ T8515] inode_go_instantiate+0xe7/0x1310
[ 609.470108][ T8515] ? __pfx_bit_wait+0x10/0x10
[ 609.470135][ T8515] ? out_of_line_wait_on_bit+0x123/0x170
[ 609.470167][ T8515] ? __pfx_inode_go_instantiate+0x10/0x10
[ 609.470198][ T8515] ? __pfx_wake_bit_function+0x10/0x10
[ 609.470236][ T8515] gfs2_instantiate+0x168/0x220
[ 609.470269][ T8515] gfs2_glock_wait+0x1d4/0x2a0
[ 609.470303][ T8515] gfs2_lookupi+0x35b/0x5a0
[ 609.470340][ T8515] ? __pfx_gfs2_lookupi+0x10/0x10
[ 609.470375][ T8515] ? gfs2_lookup_meta+0xa7/0x170
[ 609.470403][ T8515] ? look_up_lock_class+0x74/0x170
[ 609.470435][ T8515] ? crc32_le+0x250/0x2c0
[ 609.470465][ T8515] gfs2_lookup_meta+0xa7/0x170
[ 609.470496][ T8515] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 609.470528][ T8515] ? __asan_memset+0x22/0x50
[ 609.470567][ T8515] init_journal+0x1a5/0x2180
[ 609.470600][ T8515] ? __pfx_number+0x10/0x10
[ 609.470626][ T8515] ? format_decode+0x5a3/0xe30
[ 609.470652][ T8515] ? __pfx_init_journal+0x10/0x10
[ 609.470680][ T8515] ? vsnprintf+0xe11/0xf00
[ 609.470713][ T8515] ? snprintf+0xda/0x120
[ 609.470739][ T8515] ? __pfx_snprintf+0x10/0x10
[ 609.470762][ T8515] ? gfs2_glock_nq_num+0x13d/0x170
[ 609.470797][ T8515] init_inodes+0xdb/0x320
[ 609.470829][ T8515] gfs2_fill_super+0x1aaa/0x2270
[ 609.470876][ T8515] ? __pfx_gfs2_fill_super+0x10/0x10
[ 609.470909][ T8515] ? init_locking+0xb8/0x210
[ 609.470936][ T8515] ? sb_set_blocksize+0x104/0x180
[ 609.470970][ T8515] ? setup_bdev_super+0x4c1/0x5b0
[ 609.471002][ T8515] get_tree_bdev_flags+0x40e/0x4d0
[ 609.471029][ T8515] ? __pfx_gfs2_fill_super+0x10/0x10
[ 609.471058][ T8515] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 609.471083][ T8515] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 609.471116][ T8515] gfs2_get_tree+0x51/0x1e0
[ 609.471148][ T8515] vfs_get_tree+0x92/0x2b0
[ 609.471177][ T8515] do_new_mount+0x302/0xa10
[ 609.471205][ T8515] ? apparmor_capable+0x137/0x1b0
[ 609.471242][ T8515] ? __pfx_do_new_mount+0x10/0x10
[ 609.471272][ T8515] ? ns_capable+0x8a/0xf0
[ 609.471303][ T8515] ? kmem_cache_free+0x19b/0x690
[ 609.471337][ T8515] __se_sys_mount+0x313/0x410
[ 609.471375][ T8515] ? __pfx___se_sys_mount+0x10/0x10
[ 609.471410][ T8515] ? do_syscall_64+0xbe/0xfa0
[ 609.471435][ T8515] ? __x64_sys_mount+0x20/0xc0
[ 609.471467][ T8515] do_syscall_64+0xfa/0xfa0
[ 609.471496][ T8515] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.471517][ T8515] ? clear_bhb_loop+0x60/0xb0
[ 609.471543][ T8515] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.471564][ T8515] RIP: 0033:0x7fca7fca63ea
[ 609.471584][ T8515] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 609.471602][ T8515] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 609.471625][ T8515] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 609.471641][ T8515] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 609.471656][ T8515] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 609.471671][ T8515] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 609.471686][ T8515] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 609.471721][ T8515]
[ 609.471737][ T8515] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 610.260446][ T8518] loop0: detected capacity change from 0 to 32768
[ 610.276559][ T8518] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 610.285890][ T8518] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 610.297224][ T8518] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 610.313372][ T8518] CPU: 0 UID: 0 PID: 8518 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 610.313401][ T8518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 610.313416][ T8518] Call Trace:
[ 610.313425][ T8518]
[ 610.313434][ T8518] dump_stack_lvl+0x189/0x250
[ 610.313475][ T8518] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.313504][ T8518] ? gfs2_meta_read+0x775/0x8b0
[ 610.313534][ T8518] ? __pfx_gfs2_meta_read+0x10/0x10
[ 610.313564][ T8518] gfs2_withdraw+0xc3/0x1b0
[ 610.313595][ T8518] gfs2_meta_buffer+0x225/0x2e0
[ 610.313624][ T8518] inode_go_instantiate+0xe7/0x1310
[ 610.313655][ T8518] ? __pfx_bit_wait+0x10/0x10
[ 610.313682][ T8518] ? out_of_line_wait_on_bit+0x123/0x170
[ 610.313713][ T8518] ? __pfx_inode_go_instantiate+0x10/0x10
[ 610.313745][ T8518] ? __pfx_wake_bit_function+0x10/0x10
[ 610.313774][ T8518] gfs2_instantiate+0x168/0x220
[ 610.313808][ T8518] gfs2_glock_wait+0x1d4/0x2a0
[ 610.313841][ T8518] gfs2_lookupi+0x35b/0x5a0
[ 610.313878][ T8518] ? __pfx_gfs2_lookupi+0x10/0x10
[ 610.313913][ T8518] ? gfs2_lookup_meta+0xa7/0x170
[ 610.313941][ T8518] ? look_up_lock_class+0x74/0x170
[ 610.313973][ T8518] ? crc32_le+0x250/0x2c0
[ 610.314002][ T8518] gfs2_lookup_meta+0xa7/0x170
[ 610.314033][ T8518] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 610.314065][ T8518] ? __asan_memset+0x22/0x50
[ 610.314113][ T8518] init_journal+0x1a5/0x2180
[ 610.314146][ T8518] ? __pfx_number+0x10/0x10
[ 610.314172][ T8518] ? format_decode+0x5a3/0xe30
[ 610.314196][ T8518] ? __pfx_init_journal+0x10/0x10
[ 610.314225][ T8518] ? vsnprintf+0xe11/0xf00
[ 610.314258][ T8518] ? snprintf+0xda/0x120
[ 610.314285][ T8518] ? __pfx_snprintf+0x10/0x10
[ 610.314307][ T8518] ? gfs2_glock_nq_num+0x13d/0x170
[ 610.314342][ T8518] init_inodes+0xdb/0x320
[ 610.314369][ T8518] gfs2_fill_super+0x1aaa/0x2270
[ 610.314409][ T8518] ? __pfx_gfs2_fill_super+0x10/0x10
[ 610.314442][ T8518] ? init_locking+0xb8/0x210
[ 610.314469][ T8518] ? sb_set_blocksize+0x104/0x180
[ 610.314503][ T8518] ? setup_bdev_super+0x4c1/0x5b0
[ 610.314534][ T8518] get_tree_bdev_flags+0x40e/0x4d0
[ 610.314562][ T8518] ? __pfx_gfs2_fill_super+0x10/0x10
[ 610.314591][ T8518] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 610.314617][ T8518] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 610.314650][ T8518] gfs2_get_tree+0x51/0x1e0
[ 610.314683][ T8518] vfs_get_tree+0x92/0x2b0
[ 610.314713][ T8518] do_new_mount+0x302/0xa10
[ 610.314741][ T8518] ? apparmor_capable+0x137/0x1b0
[ 610.314771][ T8518] ? __pfx_do_new_mount+0x10/0x10
[ 610.314800][ T8518] ? ns_capable+0x8a/0xf0
[ 610.314831][ T8518] ? kmem_cache_free+0x19b/0x690
[ 610.314864][ T8518] __se_sys_mount+0x313/0x410
[ 610.314902][ T8518] ? __pfx___se_sys_mount+0x10/0x10
[ 610.314937][ T8518] ? do_syscall_64+0xbe/0xfa0
[ 610.314962][ T8518] ? __x64_sys_mount+0x20/0xc0
[ 610.314996][ T8518] do_syscall_64+0xfa/0xfa0
[ 610.315025][ T8518] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.315046][ T8518] ? clear_bhb_loop+0x60/0xb0
[ 610.315072][ T8518] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.315103][ T8518] RIP: 0033:0x7fca7fca63ea
[ 610.315123][ T8518] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 610.315140][ T8518] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 610.315163][ T8518] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 610.315179][ T8518] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 610.315194][ T8518] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 610.315209][ T8518] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 610.315224][ T8518] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 610.315258][ T8518]
[ 610.315274][ T8518] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 611.101440][ T8521] loop0: detected capacity change from 0 to 32768
[ 611.116562][ T8521] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 611.125706][ T8521] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 611.136695][ T8521] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 611.153722][ T8521] CPU: 1 UID: 0 PID: 8521 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 611.153752][ T8521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 611.153766][ T8521] Call Trace:
[ 611.153776][ T8521]
[ 611.153786][ T8521] dump_stack_lvl+0x189/0x250
[ 611.153828][ T8521] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.153857][ T8521] ? gfs2_meta_read+0x775/0x8b0
[ 611.153887][ T8521] ? __pfx_gfs2_meta_read+0x10/0x10
[ 611.153918][ T8521] gfs2_withdraw+0xc3/0x1b0
[ 611.153949][ T8521] gfs2_meta_buffer+0x225/0x2e0
[ 611.153979][ T8521] inode_go_instantiate+0xe7/0x1310
[ 611.154010][ T8521] ? __pfx_bit_wait+0x10/0x10
[ 611.154037][ T8521] ? out_of_line_wait_on_bit+0x123/0x170
[ 611.154068][ T8521] ? __pfx_inode_go_instantiate+0x10/0x10
[ 611.154099][ T8521] ? __pfx_wake_bit_function+0x10/0x10
[ 611.154129][ T8521] gfs2_instantiate+0x168/0x220
[ 611.154162][ T8521] gfs2_glock_wait+0x1d4/0x2a0
[ 611.154197][ T8521] gfs2_lookupi+0x35b/0x5a0
[ 611.154242][ T8521] ? __pfx_gfs2_lookupi+0x10/0x10
[ 611.154285][ T8521] ? gfs2_lookup_meta+0xa7/0x170
[ 611.154313][ T8521] ? look_up_lock_class+0x74/0x170
[ 611.154345][ T8521] ? crc32_le+0x250/0x2c0
[ 611.154375][ T8521] gfs2_lookup_meta+0xa7/0x170
[ 611.154406][ T8521] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 611.154439][ T8521] ? __asan_memset+0x22/0x50
[ 611.154478][ T8521] init_journal+0x1a5/0x2180
[ 611.154511][ T8521] ? __pfx_number+0x10/0x10
[ 611.154536][ T8521] ? format_decode+0x5a3/0xe30
[ 611.154559][ T8521] ? __pfx_init_journal+0x10/0x10
[ 611.154588][ T8521] ? vsnprintf+0xe11/0xf00
[ 611.154618][ T8521] ? snprintf+0xda/0x120
[ 611.154644][ T8521] ? __pfx_snprintf+0x10/0x10
[ 611.154666][ T8521] ? gfs2_glock_nq_num+0x13d/0x170
[ 611.154702][ T8521] init_inodes+0xdb/0x320
[ 611.154734][ T8521] gfs2_fill_super+0x1aaa/0x2270
[ 611.154801][ T8521] ? __pfx_gfs2_fill_super+0x10/0x10
[ 611.154834][ T8521] ? init_locking+0xb8/0x210
[ 611.154860][ T8521] ? sb_set_blocksize+0x104/0x180
[ 611.154896][ T8521] ? setup_bdev_super+0x4c1/0x5b0
[ 611.154928][ T8521] get_tree_bdev_flags+0x40e/0x4d0
[ 611.154956][ T8521] ? __pfx_gfs2_fill_super+0x10/0x10
[ 611.154984][ T8521] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 611.155010][ T8521] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 611.155043][ T8521] gfs2_get_tree+0x51/0x1e0
[ 611.155076][ T8521] vfs_get_tree+0x92/0x2b0
[ 611.155107][ T8521] do_new_mount+0x302/0xa10
[ 611.155135][ T8521] ? apparmor_capable+0x137/0x1b0
[ 611.155165][ T8521] ? __pfx_do_new_mount+0x10/0x10
[ 611.155195][ T8521] ? ns_capable+0x8a/0xf0
[ 611.155227][ T8521] ? kmem_cache_free+0x19b/0x690
[ 611.155261][ T8521] __se_sys_mount+0x313/0x410
[ 611.155307][ T8521] ? __pfx___se_sys_mount+0x10/0x10
[ 611.155342][ T8521] ? do_syscall_64+0xbe/0xfa0
[ 611.155367][ T8521] ? __x64_sys_mount+0x20/0xc0
[ 611.155400][ T8521] do_syscall_64+0xfa/0xfa0
[ 611.155429][ T8521] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.155450][ T8521] ? clear_bhb_loop+0x60/0xb0
[ 611.155476][ T8521] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.155496][ T8521] RIP: 0033:0x7fca7fca63ea
[ 611.155515][ T8521] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 611.155534][ T8521] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 611.155557][ T8521] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 611.155573][ T8521] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 611.155589][ T8521] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 611.155604][ T8521] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 611.155618][ T8521] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 611.155652][ T8521]
[ 611.155668][ T8521] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 611.949590][ T8524] loop0: detected capacity change from 0 to 32768
[ 611.961512][ T8524] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 611.970278][ T8524] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 611.980699][ T8524] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 611.996580][ T8524] CPU: 0 UID: 0 PID: 8524 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 611.996611][ T8524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 611.996624][ T8524] Call Trace:
[ 611.996634][ T8524]
[ 611.996643][ T8524] dump_stack_lvl+0x189/0x250
[ 611.996684][ T8524] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.996713][ T8524] ? gfs2_meta_read+0x775/0x8b0
[ 611.996743][ T8524] ? __pfx_gfs2_meta_read+0x10/0x10
[ 611.996773][ T8524] gfs2_withdraw+0xc3/0x1b0
[ 611.996804][ T8524] gfs2_meta_buffer+0x225/0x2e0
[ 611.996834][ T8524] inode_go_instantiate+0xe7/0x1310
[ 611.996864][ T8524] ? __pfx_bit_wait+0x10/0x10
[ 611.996892][ T8524] ? out_of_line_wait_on_bit+0x123/0x170
[ 611.996924][ T8524] ? __pfx_inode_go_instantiate+0x10/0x10
[ 611.996964][ T8524] ? __pfx_wake_bit_function+0x10/0x10
[ 611.996993][ T8524] gfs2_instantiate+0x168/0x220
[ 611.997027][ T8524] gfs2_glock_wait+0x1d4/0x2a0
[ 611.997062][ T8524] gfs2_lookupi+0x35b/0x5a0
[ 611.997099][ T8524] ? __pfx_gfs2_lookupi+0x10/0x10
[ 611.997133][ T8524] ? gfs2_lookup_meta+0xa7/0x170
[ 611.997161][ T8524] ? look_up_lock_class+0x74/0x170
[ 611.997193][ T8524] ? crc32_le+0x250/0x2c0
[ 611.997223][ T8524] gfs2_lookup_meta+0xa7/0x170
[ 611.997254][ T8524] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 611.997286][ T8524] ? __asan_memset+0x22/0x50
[ 611.997324][ T8524] init_journal+0x1a5/0x2180
[ 611.997357][ T8524] ? __pfx_number+0x10/0x10
[ 611.997384][ T8524] ? format_decode+0x5a3/0xe30
[ 611.997409][ T8524] ? __pfx_init_journal+0x10/0x10
[ 611.997438][ T8524] ? vsnprintf+0xe11/0xf00
[ 611.997470][ T8524] ? snprintf+0xda/0x120
[ 611.997497][ T8524] ? __pfx_snprintf+0x10/0x10
[ 611.997519][ T8524] ? gfs2_glock_nq_num+0x13d/0x170
[ 611.997554][ T8524] init_inodes+0xdb/0x320
[ 611.997586][ T8524] gfs2_fill_super+0x1aaa/0x2270
[ 611.997634][ T8524] ? __pfx_gfs2_fill_super+0x10/0x10
[ 611.997667][ T8524] ? init_locking+0xb8/0x210
[ 611.997693][ T8524] ? sb_set_blocksize+0x104/0x180
[ 611.997729][ T8524] ? setup_bdev_super+0x4c1/0x5b0
[ 611.997760][ T8524] get_tree_bdev_flags+0x40e/0x4d0
[ 611.997788][ T8524] ? __pfx_gfs2_fill_super+0x10/0x10
[ 611.997817][ T8524] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 611.997842][ T8524] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 611.997876][ T8524] gfs2_get_tree+0x51/0x1e0
[ 611.997908][ T8524] vfs_get_tree+0x92/0x2b0
[ 611.997950][ T8524] do_new_mount+0x302/0xa10
[ 611.997979][ T8524] ? apparmor_capable+0x137/0x1b0
[ 611.998009][ T8524] ? __pfx_do_new_mount+0x10/0x10
[ 611.998039][ T8524] ? ns_capable+0x8a/0xf0
[ 611.998070][ T8524] ? kmem_cache_free+0x19b/0x690
[ 611.998105][ T8524] __se_sys_mount+0x313/0x410
[ 611.998142][ T8524] ? __pfx___se_sys_mount+0x10/0x10
[ 611.998178][ T8524] ? do_syscall_64+0xbe/0xfa0
[ 611.998204][ T8524] ? __x64_sys_mount+0x20/0xc0
[ 611.998237][ T8524] do_syscall_64+0xfa/0xfa0
[ 611.998265][ T8524] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.998287][ T8524] ? clear_bhb_loop+0x60/0xb0
[ 611.998312][ T8524] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.998333][ T8524] RIP: 0033:0x7fca7fca63ea
[ 611.998354][ T8524] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 611.998372][ T8524] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 611.998395][ T8524] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 611.998412][ T8524] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 611.998427][ T8524] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 611.998442][ T8524] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 611.998456][ T8524] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 611.998491][ T8524]
[ 611.998507][ T8524] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 612.791867][ T8527] loop0: detected capacity change from 0 to 32768
[ 612.808644][ T8527] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 612.817781][ T8527] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 612.828583][ T8527] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 612.845555][ T8527] CPU: 1 UID: 0 PID: 8527 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 612.845587][ T8527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 612.845600][ T8527] Call Trace:
[ 612.845609][ T8527]
[ 612.845618][ T8527] dump_stack_lvl+0x189/0x250
[ 612.845663][ T8527] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.845690][ T8527] ? gfs2_meta_read+0x775/0x8b0
[ 612.845718][ T8527] ? __pfx_gfs2_meta_read+0x10/0x10
[ 612.845750][ T8527] gfs2_withdraw+0xc3/0x1b0
[ 612.845781][ T8527] gfs2_meta_buffer+0x225/0x2e0
[ 612.845811][ T8527] inode_go_instantiate+0xe7/0x1310
[ 612.845840][ T8527] ? __pfx_bit_wait+0x10/0x10
[ 612.845868][ T8527] ? out_of_line_wait_on_bit+0x123/0x170
[ 612.845899][ T8527] ? __pfx_inode_go_instantiate+0x10/0x10
[ 612.845939][ T8527] ? __pfx_wake_bit_function+0x10/0x10
[ 612.845969][ T8527] gfs2_instantiate+0x168/0x220
[ 612.846002][ T8527] gfs2_glock_wait+0x1d4/0x2a0
[ 612.846036][ T8527] gfs2_lookupi+0x35b/0x5a0
[ 612.846074][ T8527] ? __pfx_gfs2_lookupi+0x10/0x10
[ 612.846113][ T8527] ? gfs2_lookup_meta+0xa7/0x170
[ 612.846141][ T8527] ? look_up_lock_class+0x74/0x170
[ 612.846173][ T8527] ? crc32_le+0x250/0x2c0
[ 612.846203][ T8527] gfs2_lookup_meta+0xa7/0x170
[ 612.846232][ T8527] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 612.846263][ T8527] ? __asan_memset+0x22/0x50
[ 612.846302][ T8527] init_journal+0x1a5/0x2180
[ 612.846341][ T8527] ? __pfx_number+0x10/0x10
[ 612.846371][ T8527] ? format_decode+0x5a3/0xe30
[ 612.846396][ T8527] ? __pfx_init_journal+0x10/0x10
[ 612.846425][ T8527] ? vsnprintf+0xe11/0xf00
[ 612.846464][ T8527] ? snprintf+0xda/0x120
[ 612.846488][ T8527] ? __pfx_snprintf+0x10/0x10
[ 612.846510][ T8527] ? gfs2_glock_nq_num+0x13d/0x170
[ 612.846544][ T8527] init_inodes+0xdb/0x320
[ 612.846576][ T8527] gfs2_fill_super+0x1aaa/0x2270
[ 612.846623][ T8527] ? __pfx_gfs2_fill_super+0x10/0x10
[ 612.846656][ T8527] ? init_locking+0xb8/0x210
[ 612.846691][ T8527] ? sb_set_blocksize+0x104/0x180
[ 612.846726][ T8527] ? setup_bdev_super+0x4c1/0x5b0
[ 612.846757][ T8527] get_tree_bdev_flags+0x40e/0x4d0
[ 612.846786][ T8527] ? __pfx_gfs2_fill_super+0x10/0x10
[ 612.846815][ T8527] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 612.846840][ T8527] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 612.846875][ T8527] gfs2_get_tree+0x51/0x1e0
[ 612.846907][ T8527] vfs_get_tree+0x92/0x2b0
[ 612.846945][ T8527] do_new_mount+0x302/0xa10
[ 612.846977][ T8527] ? apparmor_capable+0x137/0x1b0
[ 612.847007][ T8527] ? __pfx_do_new_mount+0x10/0x10
[ 612.847037][ T8527] ? ns_capable+0x8a/0xf0
[ 612.847068][ T8527] ? kmem_cache_free+0x19b/0x690
[ 612.847103][ T8527] __se_sys_mount+0x313/0x410
[ 612.847140][ T8527] ? __pfx___se_sys_mount+0x10/0x10
[ 612.847176][ T8527] ? do_syscall_64+0xbe/0xfa0
[ 612.847202][ T8527] ? __x64_sys_mount+0x20/0xc0
[ 612.847235][ T8527] do_syscall_64+0xfa/0xfa0
[ 612.847267][ T8527] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.847289][ T8527] ? clear_bhb_loop+0x60/0xb0
[ 612.847315][ T8527] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.847335][ T8527] RIP: 0033:0x7fca7fca63ea
[ 612.847355][ T8527] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 612.847373][ T8527] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 612.847396][ T8527] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 612.847413][ T8527] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 612.847428][ T8527] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 612.847443][ T8527] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 612.847458][ T8527] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 612.847493][ T8527]
[ 612.847509][ T8527] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 613.639850][ T8530] loop0: detected capacity change from 0 to 32768
[ 613.652947][ T8530] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 613.661573][ T8530] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 613.672574][ T8530] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 613.688862][ T8530] CPU: 0 UID: 0 PID: 8530 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 613.688892][ T8530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 613.688906][ T8530] Call Trace:
[ 613.688915][ T8530]
[ 613.688924][ T8530] dump_stack_lvl+0x189/0x250
[ 613.688963][ T8530] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.688992][ T8530] ? gfs2_meta_read+0x775/0x8b0
[ 613.689023][ T8530] ? __pfx_gfs2_meta_read+0x10/0x10
[ 613.689053][ T8530] gfs2_withdraw+0xc3/0x1b0
[ 613.689084][ T8530] gfs2_meta_buffer+0x225/0x2e0
[ 613.689122][ T8530] inode_go_instantiate+0xe7/0x1310
[ 613.689152][ T8530] ? __pfx_bit_wait+0x10/0x10
[ 613.689180][ T8530] ? out_of_line_wait_on_bit+0x123/0x170
[ 613.689213][ T8530] ? __pfx_inode_go_instantiate+0x10/0x10
[ 613.689243][ T8530] ? __pfx_wake_bit_function+0x10/0x10
[ 613.689272][ T8530] gfs2_instantiate+0x168/0x220
[ 613.689305][ T8530] gfs2_glock_wait+0x1d4/0x2a0
[ 613.689340][ T8530] gfs2_lookupi+0x35b/0x5a0
[ 613.689377][ T8530] ? __pfx_gfs2_lookupi+0x10/0x10
[ 613.689410][ T8530] ? gfs2_lookup_meta+0xa7/0x170
[ 613.689437][ T8530] ? look_up_lock_class+0x74/0x170
[ 613.689467][ T8530] ? crc32_le+0x250/0x2c0
[ 613.689496][ T8530] gfs2_lookup_meta+0xa7/0x170
[ 613.689526][ T8530] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 613.689559][ T8530] ? __asan_memset+0x22/0x50
[ 613.689597][ T8530] init_journal+0x1a5/0x2180
[ 613.689640][ T8530] ? __pfx_number+0x10/0x10
[ 613.689666][ T8530] ? format_decode+0x5a3/0xe30
[ 613.689691][ T8530] ? __pfx_init_journal+0x10/0x10
[ 613.689720][ T8530] ? vsnprintf+0xe11/0xf00
[ 613.689752][ T8530] ? snprintf+0xda/0x120
[ 613.689779][ T8530] ? __pfx_snprintf+0x10/0x10
[ 613.689801][ T8530] ? gfs2_glock_nq_num+0x13d/0x170
[ 613.689836][ T8530] init_inodes+0xdb/0x320
[ 613.689868][ T8530] gfs2_fill_super+0x1aaa/0x2270
[ 613.689916][ T8530] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.689949][ T8530] ? init_locking+0xb8/0x210
[ 613.689975][ T8530] ? sb_set_blocksize+0x104/0x180
[ 613.690009][ T8530] ? setup_bdev_super+0x4c1/0x5b0
[ 613.690041][ T8530] get_tree_bdev_flags+0x40e/0x4d0
[ 613.690069][ T8530] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.690098][ T8530] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 613.690130][ T8530] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 613.690165][ T8530] gfs2_get_tree+0x51/0x1e0
[ 613.690197][ T8530] vfs_get_tree+0x92/0x2b0
[ 613.690228][ T8530] do_new_mount+0x302/0xa10
[ 613.690256][ T8530] ? apparmor_capable+0x137/0x1b0
[ 613.690286][ T8530] ? __pfx_do_new_mount+0x10/0x10
[ 613.690316][ T8530] ? ns_capable+0x8a/0xf0
[ 613.690347][ T8530] ? kmem_cache_free+0x19b/0x690
[ 613.690381][ T8530] __se_sys_mount+0x313/0x410
[ 613.690419][ T8530] ? __pfx___se_sys_mount+0x10/0x10
[ 613.690454][ T8530] ? do_syscall_64+0xbe/0xfa0
[ 613.690480][ T8530] ? __x64_sys_mount+0x20/0xc0
[ 613.690513][ T8530] do_syscall_64+0xfa/0xfa0
[ 613.690541][ T8530] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.690563][ T8530] ? clear_bhb_loop+0x60/0xb0
[ 613.690589][ T8530] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.690610][ T8530] RIP: 0033:0x7fca7fca63ea
[ 613.690630][ T8530] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 613.690648][ T8530] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 613.690671][ T8530] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 613.690687][ T8530] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 613.690702][ T8530] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 613.690717][ T8530] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 613.690732][ T8530] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 613.690767][ T8530]
[ 613.690783][ T8530] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 614.491656][ T8533] loop0: detected capacity change from 0 to 32768
[ 614.506018][ T8533] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 614.515329][ T8533] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 614.526907][ T8533] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 614.543388][ T8533] CPU: 1 UID: 0 PID: 8533 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 614.543416][ T8533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 614.543429][ T8533] Call Trace:
[ 614.543438][ T8533]
[ 614.543456][ T8533] dump_stack_lvl+0x189/0x250
[ 614.543495][ T8533] ? __pfx_dump_stack_lvl+0x10/0x10
[ 614.543524][ T8533] ? gfs2_meta_read+0x775/0x8b0
[ 614.543553][ T8533] ? __pfx_gfs2_meta_read+0x10/0x10
[ 614.543584][ T8533] gfs2_withdraw+0xc3/0x1b0
[ 614.543613][ T8533] gfs2_meta_buffer+0x225/0x2e0
[ 614.543642][ T8533] inode_go_instantiate+0xe7/0x1310
[ 614.543672][ T8533] ? __pfx_bit_wait+0x10/0x10
[ 614.543700][ T8533] ? out_of_line_wait_on_bit+0x123/0x170
[ 614.543732][ T8533] ? __pfx_inode_go_instantiate+0x10/0x10
[ 614.543922][ T8533] ? __pfx_wake_bit_function+0x10/0x10
[ 614.543953][ T8533] gfs2_instantiate+0x168/0x220
[ 614.543986][ T8533] gfs2_glock_wait+0x1d4/0x2a0
[ 614.544019][ T8533] gfs2_lookupi+0x35b/0x5a0
[ 614.544055][ T8533] ? __pfx_gfs2_lookupi+0x10/0x10
[ 614.544088][ T8533] ? gfs2_lookup_meta+0xa7/0x170
[ 614.544116][ T8533] ? look_up_lock_class+0x74/0x170
[ 614.544147][ T8533] ? crc32_le+0x250/0x2c0
[ 614.544176][ T8533] gfs2_lookup_meta+0xa7/0x170
[ 614.544206][ T8533] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 614.544239][ T8533] ? __asan_memset+0x22/0x50
[ 614.544278][ T8533] init_journal+0x1a5/0x2180
[ 614.544311][ T8533] ? __pfx_number+0x10/0x10
[ 614.544338][ T8533] ? format_decode+0x5a3/0xe30
[ 614.544362][ T8533] ? __pfx_init_journal+0x10/0x10
[ 614.544390][ T8533] ? vsnprintf+0xe11/0xf00
[ 614.544423][ T8533] ? snprintf+0xda/0x120
[ 614.544449][ T8533] ? __pfx_snprintf+0x10/0x10
[ 614.544472][ T8533] ? gfs2_glock_nq_num+0x13d/0x170
[ 614.544508][ T8533] init_inodes+0xdb/0x320
[ 614.544540][ T8533] gfs2_fill_super+0x1aaa/0x2270
[ 614.544585][ T8533] ? __pfx_gfs2_fill_super+0x10/0x10
[ 614.544617][ T8533] ? init_locking+0xb8/0x210
[ 614.544643][ T8533] ? sb_set_blocksize+0x104/0x180
[ 614.544678][ T8533] ? setup_bdev_super+0x4c1/0x5b0
[ 614.544710][ T8533] get_tree_bdev_flags+0x40e/0x4d0
[ 614.544738][ T8533] ? __pfx_gfs2_fill_super+0x10/0x10
[ 614.544780][ T8533] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 614.544805][ T8533] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 614.544838][ T8533] gfs2_get_tree+0x51/0x1e0
[ 614.544870][ T8533] vfs_get_tree+0x92/0x2b0
[ 614.544901][ T8533] do_new_mount+0x302/0xa10
[ 614.544930][ T8533] ? apparmor_capable+0x137/0x1b0
[ 614.544960][ T8533] ? __pfx_do_new_mount+0x10/0x10
[ 614.544989][ T8533] ? ns_capable+0x8a/0xf0
[ 614.545017][ T8533] ? kmem_cache_free+0x19b/0x690
[ 614.545045][ T8533] __se_sys_mount+0x313/0x410
[ 614.545082][ T8533] ? __pfx___se_sys_mount+0x10/0x10
[ 614.545116][ T8533] ? do_syscall_64+0xbe/0xfa0
[ 614.545140][ T8533] ? __x64_sys_mount+0x20/0xc0
[ 614.545173][ T8533] do_syscall_64+0xfa/0xfa0
[ 614.545201][ T8533] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.545223][ T8533] ? clear_bhb_loop+0x60/0xb0
[ 614.545249][ T8533] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.545270][ T8533] RIP: 0033:0x7fca7fca63ea
[ 614.545290][ T8533] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 614.545308][ T8533] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 614.545332][ T8533] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 614.545349][ T8533] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 614.545364][ T8533] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 614.545379][ T8533] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 614.545393][ T8533] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 614.545429][ T8533]
[ 614.545446][ T8533] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 615.329539][ T8536] loop0: detected capacity change from 0 to 32768
[ 615.341236][ T8536] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 615.350042][ T8536] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 615.361907][ T8536] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 615.378301][ T8536] CPU: 0 UID: 0 PID: 8536 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 615.378331][ T8536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 615.378345][ T8536] Call Trace:
[ 615.378354][ T8536]
[ 615.378362][ T8536] dump_stack_lvl+0x189/0x250
[ 615.378402][ T8536] ? __pfx_dump_stack_lvl+0x10/0x10
[ 615.378430][ T8536] ? gfs2_meta_read+0x775/0x8b0
[ 615.378459][ T8536] ? __pfx_gfs2_meta_read+0x10/0x10
[ 615.378488][ T8536] gfs2_withdraw+0xc3/0x1b0
[ 615.378518][ T8536] gfs2_meta_buffer+0x225/0x2e0
[ 615.378547][ T8536] inode_go_instantiate+0xe7/0x1310
[ 615.378577][ T8536] ? __pfx_bit_wait+0x10/0x10
[ 615.378603][ T8536] ? out_of_line_wait_on_bit+0x123/0x170
[ 615.378633][ T8536] ? __pfx_inode_go_instantiate+0x10/0x10
[ 615.378663][ T8536] ? __pfx_wake_bit_function+0x10/0x10
[ 615.378706][ T8536] gfs2_instantiate+0x168/0x220
[ 615.378740][ T8536] gfs2_glock_wait+0x1d4/0x2a0
[ 615.378774][ T8536] gfs2_lookupi+0x35b/0x5a0
[ 615.378811][ T8536] ? __pfx_gfs2_lookupi+0x10/0x10
[ 615.378845][ T8536] ? gfs2_lookup_meta+0xa7/0x170
[ 615.378873][ T8536] ? look_up_lock_class+0x74/0x170
[ 615.378904][ T8536] ? crc32_le+0x250/0x2c0
[ 615.378942][ T8536] gfs2_lookup_meta+0xa7/0x170
[ 615.378972][ T8536] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 615.379003][ T8536] ? __asan_memset+0x22/0x50
[ 615.379051][ T8536] init_journal+0x1a5/0x2180
[ 615.379084][ T8536] ? __pfx_number+0x10/0x10
[ 615.379110][ T8536] ? format_decode+0x5a3/0xe30
[ 615.379135][ T8536] ? __pfx_init_journal+0x10/0x10
[ 615.379163][ T8536] ? vsnprintf+0xe11/0xf00
[ 615.379196][ T8536] ? snprintf+0xda/0x120
[ 615.379223][ T8536] ? __pfx_snprintf+0x10/0x10
[ 615.379245][ T8536] ? gfs2_glock_nq_num+0x13d/0x170
[ 615.379281][ T8536] init_inodes+0xdb/0x320
[ 615.379312][ T8536] gfs2_fill_super+0x1aaa/0x2270
[ 615.379360][ T8536] ? __pfx_gfs2_fill_super+0x10/0x10
[ 615.379393][ T8536] ? init_locking+0xb8/0x210
[ 615.379419][ T8536] ? sb_set_blocksize+0x104/0x180
[ 615.379454][ T8536] ? setup_bdev_super+0x4c1/0x5b0
[ 615.379485][ T8536] get_tree_bdev_flags+0x40e/0x4d0
[ 615.379512][ T8536] ? __pfx_gfs2_fill_super+0x10/0x10
[ 615.379541][ T8536] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 615.379566][ T8536] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 615.379599][ T8536] gfs2_get_tree+0x51/0x1e0
[ 615.379632][ T8536] vfs_get_tree+0x92/0x2b0
[ 615.379690][ T8536] do_new_mount+0x302/0xa10
[ 615.379718][ T8536] ? apparmor_capable+0x137/0x1b0
[ 615.379748][ T8536] ? __pfx_do_new_mount+0x10/0x10
[ 615.379778][ T8536] ? ns_capable+0x8a/0xf0
[ 615.379809][ T8536] ? kmem_cache_free+0x19b/0x690
[ 615.379843][ T8536] __se_sys_mount+0x313/0x410
[ 615.379881][ T8536] ? __pfx___se_sys_mount+0x10/0x10
[ 615.379915][ T8536] ? do_syscall_64+0xbe/0xfa0
[ 615.379941][ T8536] ? __x64_sys_mount+0x20/0xc0
[ 615.379975][ T8536] do_syscall_64+0xfa/0xfa0
[ 615.380003][ T8536] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.380024][ T8536] ? clear_bhb_loop+0x60/0xb0
[ 615.380060][ T8536] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.380080][ T8536] RIP: 0033:0x7fca7fca63ea
[ 615.380101][ T8536] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 615.380118][ T8536] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 615.380141][ T8536] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 615.380157][ T8536] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 615.380172][ T8536] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 615.380187][ T8536] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 615.380201][ T8536] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 615.380235][ T8536]
[ 615.380251][ T8536] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 616.163487][ T8539] loop0: detected capacity change from 0 to 32768
[ 616.178675][ T8539] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 616.187905][ T8539] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 616.199393][ T8539] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 616.215625][ T8539] CPU: 1 UID: 0 PID: 8539 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 616.215655][ T8539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 616.215669][ T8539] Call Trace:
[ 616.215678][ T8539]
[ 616.215688][ T8539] dump_stack_lvl+0x189/0x250
[ 616.215729][ T8539] ? __pfx_dump_stack_lvl+0x10/0x10
[ 616.215759][ T8539] ? gfs2_meta_read+0x775/0x8b0
[ 616.215789][ T8539] ? __pfx_gfs2_meta_read+0x10/0x10
[ 616.215820][ T8539] gfs2_withdraw+0xc3/0x1b0
[ 616.215851][ T8539] gfs2_meta_buffer+0x225/0x2e0
[ 616.215881][ T8539] inode_go_instantiate+0xe7/0x1310
[ 616.215911][ T8539] ? __pfx_bit_wait+0x10/0x10
[ 616.215939][ T8539] ? out_of_line_wait_on_bit+0x123/0x170
[ 616.215970][ T8539] ? __pfx_inode_go_instantiate+0x10/0x10
[ 616.216001][ T8539] ? __pfx_wake_bit_function+0x10/0x10
[ 616.216031][ T8539] gfs2_instantiate+0x168/0x220
[ 616.216065][ T8539] gfs2_glock_wait+0x1d4/0x2a0
[ 616.216099][ T8539] gfs2_lookupi+0x35b/0x5a0
[ 616.216136][ T8539] ? __pfx_gfs2_lookupi+0x10/0x10
[ 616.216170][ T8539] ? gfs2_lookup_meta+0xa7/0x170
[ 616.216199][ T8539] ? look_up_lock_class+0x74/0x170
[ 616.216231][ T8539] ? crc32_le+0x250/0x2c0
[ 616.216261][ T8539] gfs2_lookup_meta+0xa7/0x170
[ 616.216291][ T8539] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 616.216323][ T8539] ? __asan_memset+0x22/0x50
[ 616.216363][ T8539] init_journal+0x1a5/0x2180
[ 616.216396][ T8539] ? __pfx_number+0x10/0x10
[ 616.216422][ T8539] ? format_decode+0x5a3/0xe30
[ 616.216447][ T8539] ? __pfx_init_journal+0x10/0x10
[ 616.216476][ T8539] ? vsnprintf+0xe11/0xf00
[ 616.216509][ T8539] ? snprintf+0xda/0x120
[ 616.216535][ T8539] ? __pfx_snprintf+0x10/0x10
[ 616.216558][ T8539] ? gfs2_glock_nq_num+0x13d/0x170
[ 616.216602][ T8539] init_inodes+0xdb/0x320
[ 616.216634][ T8539] gfs2_fill_super+0x1aaa/0x2270
[ 616.216682][ T8539] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.216715][ T8539] ? init_locking+0xb8/0x210
[ 616.216740][ T8539] ? sb_set_blocksize+0x104/0x180
[ 616.216772][ T8539] ? setup_bdev_super+0x4c1/0x5b0
[ 616.216801][ T8539] get_tree_bdev_flags+0x40e/0x4d0
[ 616.216837][ T8539] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.216866][ T8539] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 616.216891][ T8539] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 616.216925][ T8539] gfs2_get_tree+0x51/0x1e0
[ 616.216957][ T8539] vfs_get_tree+0x92/0x2b0
[ 616.216988][ T8539] do_new_mount+0x302/0xa10
[ 616.217016][ T8539] ? apparmor_capable+0x137/0x1b0
[ 616.217046][ T8539] ? __pfx_do_new_mount+0x10/0x10
[ 616.217076][ T8539] ? ns_capable+0x8a/0xf0
[ 616.217107][ T8539] ? kmem_cache_free+0x19b/0x690
[ 616.217141][ T8539] __se_sys_mount+0x313/0x410
[ 616.217179][ T8539] ? __pfx___se_sys_mount+0x10/0x10
[ 616.217214][ T8539] ? do_syscall_64+0xbe/0xfa0
[ 616.217240][ T8539] ? __x64_sys_mount+0x20/0xc0
[ 616.217273][ T8539] do_syscall_64+0xfa/0xfa0
[ 616.217300][ T8539] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.217322][ T8539] ? clear_bhb_loop+0x60/0xb0
[ 616.217349][ T8539] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.217369][ T8539] RIP: 0033:0x7fca7fca63ea
[ 616.217389][ T8539] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 616.217407][ T8539] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 616.217430][ T8539] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 616.217447][ T8539] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 616.217462][ T8539] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 616.217478][ T8539] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 616.217492][ T8539] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 616.217527][ T8539]
[ 616.217542][ T8539] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 616.991860][ T8542] loop0: detected capacity change from 0 to 32768
[ 617.018044][ T8542] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 617.026350][ T8542] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 617.036818][ T8542] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 617.055027][ T8542] CPU: 0 UID: 0 PID: 8542 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 617.055058][ T8542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 617.055072][ T8542] Call Trace:
[ 617.055082][ T8542]
[ 617.055091][ T8542] dump_stack_lvl+0x189/0x250
[ 617.055132][ T8542] ? __pfx_dump_stack_lvl+0x10/0x10
[ 617.055163][ T8542] ? gfs2_meta_read+0x775/0x8b0
[ 617.055193][ T8542] ? __pfx_gfs2_meta_read+0x10/0x10
[ 617.055224][ T8542] gfs2_withdraw+0xc3/0x1b0
[ 617.055255][ T8542] gfs2_meta_buffer+0x225/0x2e0
[ 617.055285][ T8542] inode_go_instantiate+0xe7/0x1310
[ 617.055315][ T8542] ? __pfx_bit_wait+0x10/0x10
[ 617.055342][ T8542] ? out_of_line_wait_on_bit+0x123/0x170
[ 617.055374][ T8542] ? __pfx_inode_go_instantiate+0x10/0x10
[ 617.055405][ T8542] ? __pfx_wake_bit_function+0x10/0x10
[ 617.055434][ T8542] gfs2_instantiate+0x168/0x220
[ 617.055467][ T8542] gfs2_glock_wait+0x1d4/0x2a0
[ 617.055501][ T8542] gfs2_lookupi+0x35b/0x5a0
[ 617.055546][ T8542] ? __pfx_gfs2_lookupi+0x10/0x10
[ 617.055581][ T8542] ? gfs2_lookup_meta+0xa7/0x170
[ 617.055609][ T8542] ? look_up_lock_class+0x74/0x170
[ 617.055642][ T8542] ? crc32_le+0x250/0x2c0
[ 617.055671][ T8542] gfs2_lookup_meta+0xa7/0x170
[ 617.055701][ T8542] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 617.055733][ T8542] ? __asan_memset+0x22/0x50
[ 617.055773][ T8542] init_journal+0x1a5/0x2180
[ 617.055806][ T8542] ? __pfx_number+0x10/0x10
[ 617.055833][ T8542] ? format_decode+0x5a3/0xe30
[ 617.055858][ T8542] ? __pfx_init_journal+0x10/0x10
[ 617.055887][ T8542] ? vsnprintf+0xe11/0xf00
[ 617.055920][ T8542] ? snprintf+0xda/0x120
[ 617.055946][ T8542] ? __pfx_snprintf+0x10/0x10
[ 617.055969][ T8542] ? gfs2_glock_nq_num+0x13d/0x170
[ 617.056005][ T8542] init_inodes+0xdb/0x320
[ 617.056036][ T8542] gfs2_fill_super+0x1aaa/0x2270
[ 617.056084][ T8542] ? __pfx_gfs2_fill_super+0x10/0x10
[ 617.056117][ T8542] ? init_locking+0xb8/0x210
[ 617.056143][ T8542] ? sb_set_blocksize+0x104/0x180
[ 617.056178][ T8542] ? setup_bdev_super+0x4c1/0x5b0
[ 617.056210][ T8542] get_tree_bdev_flags+0x40e/0x4d0
[ 617.056237][ T8542] ? __pfx_gfs2_fill_super+0x10/0x10
[ 617.056267][ T8542] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 617.056292][ T8542] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 617.056325][ T8542] gfs2_get_tree+0x51/0x1e0
[ 617.056355][ T8542] vfs_get_tree+0x92/0x2b0
[ 617.056386][ T8542] do_new_mount+0x302/0xa10
[ 617.056413][ T8542] ? apparmor_capable+0x137/0x1b0
[ 617.056442][ T8542] ? __pfx_do_new_mount+0x10/0x10
[ 617.056472][ T8542] ? ns_capable+0x8a/0xf0
[ 617.056503][ T8542] ? kmem_cache_free+0x19b/0x690
[ 617.056696][ T8542] __se_sys_mount+0x313/0x410
[ 617.056748][ T8542] ? __pfx___se_sys_mount+0x10/0x10
[ 617.056792][ T8542] ? do_syscall_64+0xbe/0xfa0
[ 617.056822][ T8542] ? __x64_sys_mount+0x20/0xc0
[ 617.056855][ T8542] do_syscall_64+0xfa/0xfa0
[ 617.056970][ T8542] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 617.056994][ T8542] ? clear_bhb_loop+0x60/0xb0
[ 617.057021][ T8542] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 617.057042][ T8542] RIP: 0033:0x7fca7fca63ea
[ 617.057062][ T8542] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 617.057080][ T8542] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 617.057102][ T8542] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 617.057119][ T8542] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 617.057134][ T8542] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 617.057149][ T8542] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 617.057163][ T8542] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 617.057198][ T8542]
[ 617.057215][ T8542] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 617.859204][ T8545] loop0: detected capacity change from 0 to 32768
[ 617.874833][ T8545] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 617.883505][ T8545] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 617.894042][ T8545] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 617.910929][ T8545] CPU: 1 UID: 0 PID: 8545 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 617.910961][ T8545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 617.910976][ T8545] Call Trace:
[ 617.910985][ T8545]
[ 617.910994][ T8545] dump_stack_lvl+0x189/0x250
[ 617.911035][ T8545] ? __pfx_dump_stack_lvl+0x10/0x10
[ 617.911065][ T8545] ? gfs2_meta_read+0x775/0x8b0
[ 617.911096][ T8545] ? __pfx_gfs2_meta_read+0x10/0x10
[ 617.911126][ T8545] gfs2_withdraw+0xc3/0x1b0
[ 617.911158][ T8545] gfs2_meta_buffer+0x225/0x2e0
[ 617.911188][ T8545] inode_go_instantiate+0xe7/0x1310
[ 617.911218][ T8545] ? __pfx_bit_wait+0x10/0x10
[ 617.911246][ T8545] ? out_of_line_wait_on_bit+0x123/0x170
[ 617.911277][ T8545] ? __pfx_inode_go_instantiate+0x10/0x10
[ 617.911308][ T8545] ? __pfx_wake_bit_function+0x10/0x10
[ 617.911337][ T8545] gfs2_instantiate+0x168/0x220
[ 617.911370][ T8545] gfs2_glock_wait+0x1d4/0x2a0
[ 617.911405][ T8545] gfs2_lookupi+0x35b/0x5a0
[ 617.911442][ T8545] ? __pfx_gfs2_lookupi+0x10/0x10
[ 617.911476][ T8545] ? gfs2_lookup_meta+0xa7/0x170
[ 617.911504][ T8545] ? look_up_lock_class+0x74/0x170
[ 617.911536][ T8545] ? crc32_le+0x250/0x2c0
[ 617.911562][ T8545] gfs2_lookup_meta+0xa7/0x170
[ 617.911586][ T8545] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 617.911612][ T8545] ? __asan_memset+0x22/0x50
[ 617.911643][ T8545] init_journal+0x1a5/0x2180
[ 617.911670][ T8545] ? __pfx_number+0x10/0x10
[ 617.911693][ T8545] ? format_decode+0x5a3/0xe30
[ 617.911718][ T8545] ? __pfx_init_journal+0x10/0x10
[ 617.911747][ T8545] ? vsnprintf+0xe11/0xf00
[ 617.911779][ T8545] ? snprintf+0xda/0x120
[ 617.911816][ T8545] ? __pfx_snprintf+0x10/0x10
[ 617.911838][ T8545] ? gfs2_glock_nq_num+0x13d/0x170
[ 617.911873][ T8545] init_inodes+0xdb/0x320
[ 617.911905][ T8545] gfs2_fill_super+0x1aaa/0x2270
[ 617.911953][ T8545] ? __pfx_gfs2_fill_super+0x10/0x10
[ 617.911986][ T8545] ? init_locking+0xb8/0x210
[ 617.912012][ T8545] ? sb_set_blocksize+0x104/0x180
[ 617.912048][ T8545] ? setup_bdev_super+0x4c1/0x5b0
[ 617.912079][ T8545] get_tree_bdev_flags+0x40e/0x4d0
[ 617.912107][ T8545] ? __pfx_gfs2_fill_super+0x10/0x10
[ 617.912136][ T8545] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 617.912162][ T8545] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 617.912196][ T8545] gfs2_get_tree+0x51/0x1e0
[ 617.912228][ T8545] vfs_get_tree+0x92/0x2b0
[ 617.912259][ T8545] do_new_mount+0x302/0xa10
[ 617.912291][ T8545] ? apparmor_capable+0x137/0x1b0
[ 617.912320][ T8545] ? __pfx_do_new_mount+0x10/0x10
[ 617.912350][ T8545] ? ns_capable+0x8a/0xf0
[ 617.912381][ T8545] ? kmem_cache_free+0x19b/0x690
[ 617.912416][ T8545] __se_sys_mount+0x313/0x410
[ 617.912453][ T8545] ? __pfx___se_sys_mount+0x10/0x10
[ 617.912489][ T8545] ? do_syscall_64+0xbe/0xfa0
[ 617.912515][ T8545] ? __x64_sys_mount+0x20/0xc0
[ 617.912548][ T8545] do_syscall_64+0xfa/0xfa0
[ 617.912576][ T8545] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 617.912598][ T8545] ? clear_bhb_loop+0x60/0xb0
[ 617.912624][ T8545] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 617.912645][ T8545] RIP: 0033:0x7fca7fca63ea
[ 617.912666][ T8545] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 617.912684][ T8545] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 617.912707][ T8545] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 617.912724][ T8545] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 617.912738][ T8545] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 617.912754][ T8545] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 617.912768][ T8545] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 617.912811][ T8545]
[ 618.302343][ T8545] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 618.685074][ T8548] loop0: detected capacity change from 0 to 32768
[ 618.718202][ T8548] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 618.726799][ T8548] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 618.738592][ T8548] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 618.754616][ T8548] CPU: 0 UID: 0 PID: 8548 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 618.754645][ T8548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 618.754659][ T8548] Call Trace:
[ 618.754668][ T8548]
[ 618.754678][ T8548] dump_stack_lvl+0x189/0x250
[ 618.754718][ T8548] ? __pfx_dump_stack_lvl+0x10/0x10
[ 618.754748][ T8548] ? gfs2_meta_read+0x775/0x8b0
[ 618.754779][ T8548] ? __pfx_gfs2_meta_read+0x10/0x10
[ 618.754809][ T8548] gfs2_withdraw+0xc3/0x1b0
[ 618.754840][ T8548] gfs2_meta_buffer+0x225/0x2e0
[ 618.754870][ T8548] inode_go_instantiate+0xe7/0x1310
[ 618.754898][ T8548] ? __pfx_bit_wait+0x10/0x10
[ 618.754924][ T8548] ? out_of_line_wait_on_bit+0x123/0x170
[ 618.754954][ T8548] ? __pfx_inode_go_instantiate+0x10/0x10
[ 618.754985][ T8548] ? __pfx_wake_bit_function+0x10/0x10
[ 618.755034][ T8548] gfs2_instantiate+0x168/0x220
[ 618.755067][ T8548] gfs2_glock_wait+0x1d4/0x2a0
[ 618.755102][ T8548] gfs2_lookupi+0x35b/0x5a0
[ 618.755138][ T8548] ? __pfx_gfs2_lookupi+0x10/0x10
[ 618.755173][ T8548] ? gfs2_lookup_meta+0xa7/0x170
[ 618.755200][ T8548] ? look_up_lock_class+0x74/0x170
[ 618.755232][ T8548] ? crc32_le+0x250/0x2c0
[ 618.755262][ T8548] gfs2_lookup_meta+0xa7/0x170
[ 618.755292][ T8548] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 618.755325][ T8548] ? __asan_memset+0x22/0x50
[ 618.755363][ T8548] init_journal+0x1a5/0x2180
[ 618.755404][ T8548] ? __pfx_number+0x10/0x10
[ 618.755437][ T8548] ? format_decode+0x5a3/0xe30
[ 618.755462][ T8548] ? __pfx_init_journal+0x10/0x10
[ 618.755491][ T8548] ? vsnprintf+0xe11/0xf00
[ 618.755524][ T8548] ? snprintf+0xda/0x120
[ 618.755550][ T8548] ? __pfx_snprintf+0x10/0x10
[ 618.755573][ T8548] ? gfs2_glock_nq_num+0x13d/0x170
[ 618.755618][ T8548] init_inodes+0xdb/0x320
[ 618.755650][ T8548] gfs2_fill_super+0x1aaa/0x2270
[ 618.755696][ T8548] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.755730][ T8548] ? init_locking+0xb8/0x210
[ 618.755756][ T8548] ? sb_set_blocksize+0x104/0x180
[ 618.755792][ T8548] ? setup_bdev_super+0x4c1/0x5b0
[ 618.755823][ T8548] get_tree_bdev_flags+0x40e/0x4d0
[ 618.755851][ T8548] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.755880][ T8548] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 618.755918][ T8548] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 618.755953][ T8548] gfs2_get_tree+0x51/0x1e0
[ 618.755985][ T8548] vfs_get_tree+0x92/0x2b0
[ 618.756026][ T8548] do_new_mount+0x302/0xa10
[ 618.756054][ T8548] ? apparmor_capable+0x137/0x1b0
[ 618.756084][ T8548] ? __pfx_do_new_mount+0x10/0x10
[ 618.756114][ T8548] ? ns_capable+0x8a/0xf0
[ 618.756145][ T8548] ? kmem_cache_free+0x19b/0x690
[ 618.756180][ T8548] __se_sys_mount+0x313/0x410
[ 618.756218][ T8548] ? __pfx___se_sys_mount+0x10/0x10
[ 618.756253][ T8548] ? do_syscall_64+0xbe/0xfa0
[ 618.756279][ T8548] ? __x64_sys_mount+0x20/0xc0
[ 618.756312][ T8548] do_syscall_64+0xfa/0xfa0
[ 618.756340][ T8548] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.756361][ T8548] ? clear_bhb_loop+0x60/0xb0
[ 618.756388][ T8548] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.756408][ T8548] RIP: 0033:0x7fca7fca63ea
[ 618.756435][ T8548] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 618.756453][ T8548] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 618.756476][ T8548] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 618.756493][ T8548] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 618.756508][ T8548] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 618.756523][ T8548] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 618.756538][ T8548] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 618.756573][ T8548]
[ 618.756590][ T8548] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 619.554925][ T8551] loop0: detected capacity change from 0 to 32768
[ 619.577130][ T8551] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 619.585922][ T8551] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 619.596765][ T8551] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 619.613165][ T8551] CPU: 1 UID: 0 PID: 8551 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 619.613196][ T8551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 619.613210][ T8551] Call Trace:
[ 619.613219][ T8551]
[ 619.613228][ T8551] dump_stack_lvl+0x189/0x250
[ 619.613269][ T8551] ? __pfx_dump_stack_lvl+0x10/0x10
[ 619.613298][ T8551] ? gfs2_meta_read+0x775/0x8b0
[ 619.613328][ T8551] ? __pfx_gfs2_meta_read+0x10/0x10
[ 619.613359][ T8551] gfs2_withdraw+0xc3/0x1b0
[ 619.613390][ T8551] gfs2_meta_buffer+0x225/0x2e0
[ 619.613419][ T8551] inode_go_instantiate+0xe7/0x1310
[ 619.613449][ T8551] ? __pfx_bit_wait+0x10/0x10
[ 619.613476][ T8551] ? out_of_line_wait_on_bit+0x123/0x170
[ 619.613508][ T8551] ? __pfx_inode_go_instantiate+0x10/0x10
[ 619.613539][ T8551] ? __pfx_wake_bit_function+0x10/0x10
[ 619.613568][ T8551] gfs2_instantiate+0x168/0x220
[ 619.613602][ T8551] gfs2_glock_wait+0x1d4/0x2a0
[ 619.613636][ T8551] gfs2_lookupi+0x35b/0x5a0
[ 619.613680][ T8551] ? __pfx_gfs2_lookupi+0x10/0x10
[ 619.613716][ T8551] ? gfs2_lookup_meta+0xa7/0x170
[ 619.613744][ T8551] ? look_up_lock_class+0x74/0x170
[ 619.613776][ T8551] ? crc32_le+0x250/0x2c0
[ 619.613806][ T8551] gfs2_lookup_meta+0xa7/0x170
[ 619.613836][ T8551] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 619.613868][ T8551] ? __asan_memset+0x22/0x50
[ 619.613907][ T8551] init_journal+0x1a5/0x2180
[ 619.613940][ T8551] ? __pfx_number+0x10/0x10
[ 619.613966][ T8551] ? format_decode+0x5a3/0xe30
[ 619.613991][ T8551] ? __pfx_init_journal+0x10/0x10
[ 619.614020][ T8551] ? vsnprintf+0xe11/0xf00
[ 619.614053][ T8551] ? snprintf+0xda/0x120
[ 619.614080][ T8551] ? __pfx_snprintf+0x10/0x10
[ 619.614102][ T8551] ? gfs2_glock_nq_num+0x13d/0x170
[ 619.614138][ T8551] init_inodes+0xdb/0x320
[ 619.614169][ T8551] gfs2_fill_super+0x1aaa/0x2270
[ 619.614217][ T8551] ? __pfx_gfs2_fill_super+0x10/0x10
[ 619.614250][ T8551] ? init_locking+0xb8/0x210
[ 619.614275][ T8551] ? sb_set_blocksize+0x104/0x180
[ 619.614311][ T8551] ? setup_bdev_super+0x4c1/0x5b0
[ 619.614342][ T8551] get_tree_bdev_flags+0x40e/0x4d0
[ 619.614370][ T8551] ? __pfx_gfs2_fill_super+0x10/0x10
[ 619.614399][ T8551] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 619.614424][ T8551] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 619.614459][ T8551] gfs2_get_tree+0x51/0x1e0
[ 619.614489][ T8551] vfs_get_tree+0x92/0x2b0
[ 619.614517][ T8551] do_new_mount+0x302/0xa10
[ 619.614543][ T8551] ? apparmor_capable+0x137/0x1b0
[ 619.614572][ T8551] ? __pfx_do_new_mount+0x10/0x10
[ 619.614602][ T8551] ? ns_capable+0x8a/0xf0
[ 619.614633][ T8551] ? kmem_cache_free+0x19b/0x690
[ 619.614668][ T8551] __se_sys_mount+0x313/0x410
[ 619.614710][ T8551] ? __pfx___se_sys_mount+0x10/0x10
[ 619.614743][ T8551] ? do_syscall_64+0xbe/0xfa0
[ 619.614767][ T8551] ? __x64_sys_mount+0x20/0xc0
[ 619.614798][ T8551] do_syscall_64+0xfa/0xfa0
[ 619.614826][ T8551] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 619.614848][ T8551] ? clear_bhb_loop+0x60/0xb0
[ 619.614874][ T8551] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 619.614894][ T8551] RIP: 0033:0x7fca7fca63ea
[ 619.614914][ T8551] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 619.614932][ T8551] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 619.614955][ T8551] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 619.614971][ T8551] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 619.614986][ T8551] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 619.615001][ T8551] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 619.615016][ T8551] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 619.615051][ T8551]
[ 619.615068][ T8551] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 620.405341][ T8554] loop0: detected capacity change from 0 to 32768
[ 620.418886][ T8554] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 620.427475][ T8554] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 620.438588][ T8554] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 620.454129][ T8554] CPU: 0 UID: 0 PID: 8554 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 620.454159][ T8554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 620.454172][ T8554] Call Trace:
[ 620.454182][ T8554]
[ 620.454191][ T8554] dump_stack_lvl+0x189/0x250
[ 620.454230][ T8554] ? __pfx_dump_stack_lvl+0x10/0x10
[ 620.454259][ T8554] ? gfs2_meta_read+0x775/0x8b0
[ 620.454290][ T8554] ? __pfx_gfs2_meta_read+0x10/0x10
[ 620.454321][ T8554] gfs2_withdraw+0xc3/0x1b0
[ 620.454360][ T8554] gfs2_meta_buffer+0x225/0x2e0
[ 620.454391][ T8554] inode_go_instantiate+0xe7/0x1310
[ 620.454421][ T8554] ? __pfx_bit_wait+0x10/0x10
[ 620.454447][ T8554] ? out_of_line_wait_on_bit+0x123/0x170
[ 620.454476][ T8554] ? __pfx_inode_go_instantiate+0x10/0x10
[ 620.454506][ T8554] ? __pfx_wake_bit_function+0x10/0x10
[ 620.454535][ T8554] gfs2_instantiate+0x168/0x220
[ 620.454569][ T8554] gfs2_glock_wait+0x1d4/0x2a0
[ 620.454603][ T8554] gfs2_lookupi+0x35b/0x5a0
[ 620.454641][ T8554] ? __pfx_gfs2_lookupi+0x10/0x10
[ 620.454675][ T8554] ? gfs2_lookup_meta+0xa7/0x170
[ 620.454703][ T8554] ? look_up_lock_class+0x74/0x170
[ 620.454740][ T8554] ? crc32_le+0x250/0x2c0
[ 620.454770][ T8554] gfs2_lookup_meta+0xa7/0x170
[ 620.454801][ T8554] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 620.454833][ T8554] ? __asan_memset+0x22/0x50
[ 620.454872][ T8554] init_journal+0x1a5/0x2180
[ 620.454906][ T8554] ? __pfx_number+0x10/0x10
[ 620.454932][ T8554] ? format_decode+0x5a3/0xe30
[ 620.454957][ T8554] ? __pfx_init_journal+0x10/0x10
[ 620.454986][ T8554] ? vsnprintf+0xe11/0xf00
[ 620.455018][ T8554] ? snprintf+0xda/0x120
[ 620.455045][ T8554] ? __pfx_snprintf+0x10/0x10
[ 620.455068][ T8554] ? gfs2_glock_nq_num+0x13d/0x170
[ 620.455104][ T8554] init_inodes+0xdb/0x320
[ 620.455136][ T8554] gfs2_fill_super+0x1aaa/0x2270
[ 620.455181][ T8554] ? __pfx_gfs2_fill_super+0x10/0x10
[ 620.455214][ T8554] ? init_locking+0xb8/0x210
[ 620.455240][ T8554] ? sb_set_blocksize+0x104/0x180
[ 620.455275][ T8554] ? setup_bdev_super+0x4c1/0x5b0
[ 620.455307][ T8554] get_tree_bdev_flags+0x40e/0x4d0
[ 620.455342][ T8554] ? __pfx_gfs2_fill_super+0x10/0x10
[ 620.455372][ T8554] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 620.455397][ T8554] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 620.455431][ T8554] gfs2_get_tree+0x51/0x1e0
[ 620.455464][ T8554] vfs_get_tree+0x92/0x2b0
[ 620.455494][ T8554] do_new_mount+0x302/0xa10
[ 620.455522][ T8554] ? apparmor_capable+0x137/0x1b0
[ 620.455552][ T8554] ? __pfx_do_new_mount+0x10/0x10
[ 620.455582][ T8554] ? ns_capable+0x8a/0xf0
[ 620.455613][ T8554] ? kmem_cache_free+0x19b/0x690
[ 620.455648][ T8554] __se_sys_mount+0x313/0x410
[ 620.455686][ T8554] ? __pfx___se_sys_mount+0x10/0x10
[ 620.455719][ T8554] ? do_syscall_64+0xbe/0xfa0
[ 620.455742][ T8554] ? __x64_sys_mount+0x20/0xc0
[ 620.455773][ T8554] do_syscall_64+0xfa/0xfa0
[ 620.455799][ T8554] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 620.455821][ T8554] ? clear_bhb_loop+0x60/0xb0
[ 620.455848][ T8554] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 620.455868][ T8554] RIP: 0033:0x7fca7fca63ea
[ 620.455888][ T8554] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 620.455906][ T8554] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 620.455929][ T8554] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 620.455946][ T8554] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 620.455961][ T8554] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 620.455976][ T8554] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 620.455991][ T8554] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 620.456026][ T8554]
[ 620.456042][ T8554] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 621.250902][ T8557] loop0: detected capacity change from 0 to 32768
[ 621.267341][ T8557] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 621.277126][ T8557] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 621.287877][ T8557] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 621.304747][ T8557] CPU: 1 UID: 0 PID: 8557 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 621.304777][ T8557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 621.304791][ T8557] Call Trace:
[ 621.304800][ T8557]
[ 621.304809][ T8557] dump_stack_lvl+0x189/0x250
[ 621.304851][ T8557] ? __pfx_dump_stack_lvl+0x10/0x10
[ 621.304881][ T8557] ? gfs2_meta_read+0x775/0x8b0
[ 621.304911][ T8557] ? __pfx_gfs2_meta_read+0x10/0x10
[ 621.304942][ T8557] gfs2_withdraw+0xc3/0x1b0
[ 621.304973][ T8557] gfs2_meta_buffer+0x225/0x2e0
[ 621.305004][ T8557] inode_go_instantiate+0xe7/0x1310
[ 621.305034][ T8557] ? __pfx_bit_wait+0x10/0x10
[ 621.305061][ T8557] ? out_of_line_wait_on_bit+0x123/0x170
[ 621.305093][ T8557] ? __pfx_inode_go_instantiate+0x10/0x10
[ 621.305124][ T8557] ? __pfx_wake_bit_function+0x10/0x10
[ 621.305154][ T8557] gfs2_instantiate+0x168/0x220
[ 621.305187][ T8557] gfs2_glock_wait+0x1d4/0x2a0
[ 621.305221][ T8557] gfs2_lookupi+0x35b/0x5a0
[ 621.305268][ T8557] ? __pfx_gfs2_lookupi+0x10/0x10
[ 621.305302][ T8557] ? gfs2_lookup_meta+0xa7/0x170
[ 621.305331][ T8557] ? look_up_lock_class+0x74/0x170
[ 621.305362][ T8557] ? crc32_le+0x250/0x2c0
[ 621.305393][ T8557] gfs2_lookup_meta+0xa7/0x170
[ 621.305424][ T8557] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 621.305456][ T8557] ? __asan_memset+0x22/0x50
[ 621.305496][ T8557] init_journal+0x1a5/0x2180
[ 621.305529][ T8557] ? __pfx_number+0x10/0x10
[ 621.305555][ T8557] ? format_decode+0x5a3/0xe30
[ 621.305590][ T8557] ? __pfx_init_journal+0x10/0x10
[ 621.305619][ T8557] ? vsnprintf+0xe11/0xf00
[ 621.305651][ T8557] ? snprintf+0xda/0x120
[ 621.305678][ T8557] ? __pfx_snprintf+0x10/0x10
[ 621.305700][ T8557] ? gfs2_glock_nq_num+0x13d/0x170
[ 621.305736][ T8557] init_inodes+0xdb/0x320
[ 621.305768][ T8557] gfs2_fill_super+0x1aaa/0x2270
[ 621.305814][ T8557] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.305846][ T8557] ? init_locking+0xb8/0x210
[ 621.305872][ T8557] ? sb_set_blocksize+0x104/0x180
[ 621.305907][ T8557] ? setup_bdev_super+0x4c1/0x5b0
[ 621.305939][ T8557] get_tree_bdev_flags+0x40e/0x4d0
[ 621.305967][ T8557] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.305997][ T8557] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 621.306032][ T8557] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 621.306066][ T8557] gfs2_get_tree+0x51/0x1e0
[ 621.306099][ T8557] vfs_get_tree+0x92/0x2b0
[ 621.306130][ T8557] do_new_mount+0x302/0xa10
[ 621.306157][ T8557] ? apparmor_capable+0x137/0x1b0
[ 621.306187][ T8557] ? __pfx_do_new_mount+0x10/0x10
[ 621.306217][ T8557] ? ns_capable+0x8a/0xf0
[ 621.306260][ T8557] ? kmem_cache_free+0x19b/0x690
[ 621.306294][ T8557] __se_sys_mount+0x313/0x410
[ 621.306331][ T8557] ? __pfx___se_sys_mount+0x10/0x10
[ 621.306367][ T8557] ? do_syscall_64+0xbe/0xfa0
[ 621.306392][ T8557] ? __x64_sys_mount+0x20/0xc0
[ 621.306426][ T8557] do_syscall_64+0xfa/0xfa0
[ 621.306453][ T8557] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.306474][ T8557] ? clear_bhb_loop+0x60/0xb0
[ 621.306499][ T8557] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.306519][ T8557] RIP: 0033:0x7fca7fca63ea
[ 621.306540][ T8557] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 621.306558][ T8557] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 621.306581][ T8557] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 621.306597][ T8557] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 621.306613][ T8557] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 621.306628][ T8557] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 621.306642][ T8557] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 621.306678][ T8557]
[ 621.306694][ T8557] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 622.098701][ T8560] loop0: detected capacity change from 0 to 32768
[ 622.113870][ T8560] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 622.122334][ T8560] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 622.134123][ T8560] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 622.151155][ T8560] CPU: 0 UID: 0 PID: 8560 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 622.151185][ T8560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 622.151199][ T8560] Call Trace:
[ 622.151208][ T8560]
[ 622.151218][ T8560] dump_stack_lvl+0x189/0x250
[ 622.151266][ T8560] ? __pfx_dump_stack_lvl+0x10/0x10
[ 622.151296][ T8560] ? gfs2_meta_read+0x775/0x8b0
[ 622.151327][ T8560] ? __pfx_gfs2_meta_read+0x10/0x10
[ 622.151363][ T8560] gfs2_withdraw+0xc3/0x1b0
[ 622.151395][ T8560] gfs2_meta_buffer+0x225/0x2e0
[ 622.151425][ T8560] inode_go_instantiate+0xe7/0x1310
[ 622.151455][ T8560] ? __pfx_bit_wait+0x10/0x10
[ 622.151483][ T8560] ? out_of_line_wait_on_bit+0x123/0x170
[ 622.151716][ T8560] ? __pfx_inode_go_instantiate+0x10/0x10
[ 622.151750][ T8560] ? __pfx_wake_bit_function+0x10/0x10
[ 622.151781][ T8560] gfs2_instantiate+0x168/0x220
[ 622.151814][ T8560] gfs2_glock_wait+0x1d4/0x2a0
[ 622.151848][ T8560] gfs2_lookupi+0x35b/0x5a0
[ 622.151884][ T8560] ? __pfx_gfs2_lookupi+0x10/0x10
[ 622.151919][ T8560] ? gfs2_lookup_meta+0xa7/0x170
[ 622.151947][ T8560] ? look_up_lock_class+0x74/0x170
[ 622.151979][ T8560] ? crc32_le+0x250/0x2c0
[ 622.152010][ T8560] gfs2_lookup_meta+0xa7/0x170
[ 622.152041][ T8560] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 622.152073][ T8560] ? __asan_memset+0x22/0x50
[ 622.152113][ T8560] init_journal+0x1a5/0x2180
[ 622.152146][ T8560] ? __pfx_number+0x10/0x10
[ 622.152174][ T8560] ? format_decode+0x5a3/0xe30
[ 622.152200][ T8560] ? __pfx_init_journal+0x10/0x10
[ 622.152230][ T8560] ? vsnprintf+0xe11/0xf00
[ 622.152263][ T8560] ? snprintf+0xda/0x120
[ 622.152293][ T8560] ? __pfx_snprintf+0x10/0x10
[ 622.152314][ T8560] ? gfs2_glock_nq_num+0x13d/0x170
[ 622.152347][ T8560] init_inodes+0xdb/0x320
[ 622.152377][ T8560] gfs2_fill_super+0x1aaa/0x2270
[ 622.152422][ T8560] ? __pfx_gfs2_fill_super+0x10/0x10
[ 622.152525][ T8560] ? init_locking+0xb8/0x210
[ 622.152554][ T8560] ? sb_set_blocksize+0x104/0x180
[ 622.152589][ T8560] ? setup_bdev_super+0x4c1/0x5b0
[ 622.152620][ T8560] get_tree_bdev_flags+0x40e/0x4d0
[ 622.152648][ T8560] ? __pfx_gfs2_fill_super+0x10/0x10
[ 622.152678][ T8560] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 622.152704][ T8560] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 622.152740][ T8560] gfs2_get_tree+0x51/0x1e0
[ 622.152773][ T8560] vfs_get_tree+0x92/0x2b0
[ 622.152805][ T8560] do_new_mount+0x302/0xa10
[ 622.152834][ T8560] ? apparmor_capable+0x137/0x1b0
[ 622.152861][ T8560] ? __pfx_do_new_mount+0x10/0x10
[ 622.152889][ T8560] ? ns_capable+0x8a/0xf0
[ 622.152918][ T8560] ? kmem_cache_free+0x19b/0x690
[ 622.152953][ T8560] __se_sys_mount+0x313/0x410
[ 622.152993][ T8560] ? __pfx___se_sys_mount+0x10/0x10
[ 622.153030][ T8560] ? do_syscall_64+0xbe/0xfa0
[ 622.153056][ T8560] ? __x64_sys_mount+0x20/0xc0
[ 622.153089][ T8560] do_syscall_64+0xfa/0xfa0
[ 622.153116][ T8560] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 622.153136][ T8560] ? clear_bhb_loop+0x60/0xb0
[ 622.153162][ T8560] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 622.153181][ T8560] RIP: 0033:0x7fca7fca63ea
[ 622.153203][ T8560] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 622.153218][ T8560] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 622.153238][ T8560] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 622.153252][ T8560] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 622.153264][ T8560] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 622.153276][ T8560] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 622.153288][ T8560] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 622.153318][ T8560]
[ 622.540360][ T8560] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 622.959026][ T8563] loop0: detected capacity change from 0 to 32768
[ 622.986764][ T8563] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 622.996034][ T8563] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 623.008266][ T8563] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 623.023937][ T8563] CPU: 1 UID: 0 PID: 8563 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 623.023968][ T8563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 623.023982][ T8563] Call Trace:
[ 623.023992][ T8563]
[ 623.024002][ T8563] dump_stack_lvl+0x189/0x250
[ 623.024043][ T8563] ? __pfx_dump_stack_lvl+0x10/0x10
[ 623.024073][ T8563] ? gfs2_meta_read+0x775/0x8b0
[ 623.024104][ T8563] ? __pfx_gfs2_meta_read+0x10/0x10
[ 623.024144][ T8563] gfs2_withdraw+0xc3/0x1b0
[ 623.024175][ T8563] gfs2_meta_buffer+0x225/0x2e0
[ 623.024205][ T8563] inode_go_instantiate+0xe7/0x1310
[ 623.024235][ T8563] ? __pfx_bit_wait+0x10/0x10
[ 623.024262][ T8563] ? out_of_line_wait_on_bit+0x123/0x170
[ 623.024294][ T8563] ? __pfx_inode_go_instantiate+0x10/0x10
[ 623.024325][ T8563] ? __pfx_wake_bit_function+0x10/0x10
[ 623.024354][ T8563] gfs2_instantiate+0x168/0x220
[ 623.024387][ T8563] gfs2_glock_wait+0x1d4/0x2a0
[ 623.024422][ T8563] gfs2_lookupi+0x35b/0x5a0
[ 623.024459][ T8563] ? __pfx_gfs2_lookupi+0x10/0x10
[ 623.024494][ T8563] ? gfs2_lookup_meta+0xa7/0x170
[ 623.024521][ T8563] ? look_up_lock_class+0x74/0x170
[ 623.024554][ T8563] ? crc32_le+0x250/0x2c0
[ 623.024584][ T8563] gfs2_lookup_meta+0xa7/0x170
[ 623.024614][ T8563] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 623.024646][ T8563] ? __asan_memset+0x22/0x50
[ 623.024685][ T8563] init_journal+0x1a5/0x2180
[ 623.024719][ T8563] ? __pfx_number+0x10/0x10
[ 623.024745][ T8563] ? format_decode+0x5a3/0xe30
[ 623.024770][ T8563] ? __pfx_init_journal+0x10/0x10
[ 623.024799][ T8563] ? vsnprintf+0xe11/0xf00
[ 623.024832][ T8563] ? snprintf+0xda/0x120
[ 623.024858][ T8563] ? __pfx_snprintf+0x10/0x10
[ 623.024881][ T8563] ? gfs2_glock_nq_num+0x13d/0x170
[ 623.024917][ T8563] init_inodes+0xdb/0x320
[ 623.024948][ T8563] gfs2_fill_super+0x1aaa/0x2270
[ 623.024995][ T8563] ? __pfx_gfs2_fill_super+0x10/0x10
[ 623.025028][ T8563] ? init_locking+0xb8/0x210
[ 623.025054][ T8563] ? sb_set_blocksize+0x104/0x180
[ 623.025089][ T8563] ? setup_bdev_super+0x4c1/0x5b0
[ 623.025184][ T8563] get_tree_bdev_flags+0x40e/0x4d0
[ 623.025212][ T8563] ? __pfx_gfs2_fill_super+0x10/0x10
[ 623.025242][ T8563] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 623.025268][ T8563] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 623.025302][ T8563] gfs2_get_tree+0x51/0x1e0
[ 623.025333][ T8563] vfs_get_tree+0x92/0x2b0
[ 623.025364][ T8563] do_new_mount+0x302/0xa10
[ 623.025461][ T8563] ? apparmor_capable+0x137/0x1b0
[ 623.025495][ T8563] ? __pfx_do_new_mount+0x10/0x10
[ 623.025526][ T8563] ? ns_capable+0x8a/0xf0
[ 623.025558][ T8563] ? kmem_cache_free+0x19b/0x690
[ 623.025593][ T8563] __se_sys_mount+0x313/0x410
[ 623.025637][ T8563] ? __pfx___se_sys_mount+0x10/0x10
[ 623.025672][ T8563] ? do_syscall_64+0xbe/0xfa0
[ 623.025698][ T8563] ? __x64_sys_mount+0x20/0xc0
[ 623.025731][ T8563] do_syscall_64+0xfa/0xfa0
[ 623.025759][ T8563] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 623.025780][ T8563] ? clear_bhb_loop+0x60/0xb0
[ 623.025807][ T8563] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 623.025828][ T8563] RIP: 0033:0x7fca7fca63ea
[ 623.025849][ T8563] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 623.025867][ T8563] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 623.025890][ T8563] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 623.025906][ T8563] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 623.025921][ T8563] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 623.025935][ T8563] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 623.025950][ T8563] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 623.025984][ T8563]
[ 623.026000][ T8563] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 623.823828][ T8566] loop0: detected capacity change from 0 to 32768
[ 623.846420][ T8566] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 623.855015][ T8566] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 623.866309][ T8566] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 623.882409][ T8566] CPU: 0 UID: 0 PID: 8566 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 623.882439][ T8566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 623.882452][ T8566] Call Trace:
[ 623.882465][ T8566]
[ 623.882474][ T8566] dump_stack_lvl+0x189/0x250
[ 623.882514][ T8566] ? __pfx_dump_stack_lvl+0x10/0x10
[ 623.882546][ T8566] ? gfs2_meta_read+0x775/0x8b0
[ 623.882577][ T8566] ? __pfx_gfs2_meta_read+0x10/0x10
[ 623.882602][ T8566] gfs2_withdraw+0xc3/0x1b0
[ 623.882627][ T8566] gfs2_meta_buffer+0x225/0x2e0
[ 623.882654][ T8566] inode_go_instantiate+0xe7/0x1310
[ 623.882678][ T8566] ? __pfx_bit_wait+0x10/0x10
[ 623.882700][ T8566] ? out_of_line_wait_on_bit+0x123/0x170
[ 623.882725][ T8566] ? __pfx_inode_go_instantiate+0x10/0x10
[ 623.882750][ T8566] ? __pfx_wake_bit_function+0x10/0x10
[ 623.882778][ T8566] gfs2_instantiate+0x168/0x220
[ 623.882804][ T8566] gfs2_glock_wait+0x1d4/0x2a0
[ 623.882831][ T8566] gfs2_lookupi+0x35b/0x5a0
[ 623.882860][ T8566] ? __pfx_gfs2_lookupi+0x10/0x10
[ 623.882887][ T8566] ? gfs2_lookup_meta+0xa7/0x170
[ 623.882910][ T8566] ? look_up_lock_class+0x74/0x170
[ 623.882935][ T8566] ? crc32_le+0x250/0x2c0
[ 623.882958][ T8566] gfs2_lookup_meta+0xa7/0x170
[ 623.882982][ T8566] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 623.883009][ T8566] ? __asan_memset+0x22/0x50
[ 623.883040][ T8566] init_journal+0x1a5/0x2180
[ 623.883065][ T8566] ? __pfx_number+0x10/0x10
[ 623.883086][ T8566] ? format_decode+0x5a3/0xe30
[ 623.883105][ T8566] ? __pfx_init_journal+0x10/0x10
[ 623.883127][ T8566] ? vsnprintf+0xe11/0xf00
[ 623.883152][ T8566] ? snprintf+0xda/0x120
[ 623.883173][ T8566] ? __pfx_snprintf+0x10/0x10
[ 623.883190][ T8566] ? gfs2_glock_nq_num+0x13d/0x170
[ 623.883218][ T8566] init_inodes+0xdb/0x320
[ 623.883250][ T8566] gfs2_fill_super+0x1aaa/0x2270
[ 623.883286][ T8566] ? __pfx_gfs2_fill_super+0x10/0x10
[ 623.883312][ T8566] ? init_locking+0xb8/0x210
[ 623.883333][ T8566] ? sb_set_blocksize+0x104/0x180
[ 623.883360][ T8566] ? setup_bdev_super+0x4c1/0x5b0
[ 623.883385][ T8566] get_tree_bdev_flags+0x40e/0x4d0
[ 623.883407][ T8566] ? __pfx_gfs2_fill_super+0x10/0x10
[ 623.883430][ T8566] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 623.883450][ T8566] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 623.883476][ T8566] gfs2_get_tree+0x51/0x1e0
[ 623.883501][ T8566] vfs_get_tree+0x92/0x2b0
[ 623.883525][ T8566] do_new_mount+0x302/0xa10
[ 623.883547][ T8566] ? apparmor_capable+0x137/0x1b0
[ 623.883570][ T8566] ? __pfx_do_new_mount+0x10/0x10
[ 623.883594][ T8566] ? ns_capable+0x8a/0xf0
[ 623.883618][ T8566] ? kmem_cache_free+0x19b/0x690
[ 623.883645][ T8566] __se_sys_mount+0x313/0x410
[ 623.883673][ T8566] ? __pfx___se_sys_mount+0x10/0x10
[ 623.883701][ T8566] ? do_syscall_64+0xbe/0xfa0
[ 623.883721][ T8566] ? __x64_sys_mount+0x20/0xc0
[ 623.883747][ T8566] do_syscall_64+0xfa/0xfa0
[ 623.883768][ T8566] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 623.883785][ T8566] ? clear_bhb_loop+0x60/0xb0
[ 623.883805][ T8566] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 623.883821][ T8566] RIP: 0033:0x7fca7fca63ea
[ 623.883837][ T8566] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 623.883851][ T8566] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 623.883869][ T8566] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 623.883882][ T8566] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 623.883894][ T8566] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 623.883906][ T8566] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 623.883917][ T8566] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 623.883943][ T8566]
[ 623.883962][ T8566] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 624.667305][ T8569] loop0: detected capacity change from 0 to 32768
[ 624.682895][ T8569] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 624.691143][ T8569] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 624.701791][ T8569] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 624.717888][ T8569] CPU: 1 UID: 0 PID: 8569 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 624.717920][ T8569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 624.717934][ T8569] Call Trace:
[ 624.717944][ T8569]
[ 624.717954][ T8569] dump_stack_lvl+0x189/0x250
[ 624.717996][ T8569] ? __pfx_dump_stack_lvl+0x10/0x10
[ 624.718032][ T8569] ? gfs2_meta_read+0x775/0x8b0
[ 624.718060][ T8569] ? __pfx_gfs2_meta_read+0x10/0x10
[ 624.718090][ T8569] gfs2_withdraw+0xc3/0x1b0
[ 624.718120][ T8569] gfs2_meta_buffer+0x225/0x2e0
[ 624.718151][ T8569] inode_go_instantiate+0xe7/0x1310
[ 624.718189][ T8569] ? __pfx_bit_wait+0x10/0x10
[ 624.718215][ T8569] ? out_of_line_wait_on_bit+0x123/0x170
[ 624.718246][ T8569] ? __pfx_inode_go_instantiate+0x10/0x10
[ 624.718277][ T8569] ? __pfx_wake_bit_function+0x10/0x10
[ 624.718307][ T8569] gfs2_instantiate+0x168/0x220
[ 624.718340][ T8569] gfs2_glock_wait+0x1d4/0x2a0
[ 624.718375][ T8569] gfs2_lookupi+0x35b/0x5a0
[ 624.718413][ T8569] ? __pfx_gfs2_lookupi+0x10/0x10
[ 624.718447][ T8569] ? gfs2_lookup_meta+0xa7/0x170
[ 624.718474][ T8569] ? look_up_lock_class+0x74/0x170
[ 624.718505][ T8569] ? crc32_le+0x250/0x2c0
[ 624.718534][ T8569] gfs2_lookup_meta+0xa7/0x170
[ 624.718564][ T8569] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 624.718597][ T8569] ? __asan_memset+0x22/0x50
[ 624.718636][ T8569] init_journal+0x1a5/0x2180
[ 624.718669][ T8569] ? __pfx_number+0x10/0x10
[ 624.718695][ T8569] ? format_decode+0x5a3/0xe30
[ 624.718729][ T8569] ? __pfx_init_journal+0x10/0x10
[ 624.718759][ T8569] ? vsnprintf+0xe11/0xf00
[ 624.718792][ T8569] ? snprintf+0xda/0x120
[ 624.718818][ T8569] ? __pfx_snprintf+0x10/0x10
[ 624.718841][ T8569] ? gfs2_glock_nq_num+0x13d/0x170
[ 624.718876][ T8569] init_inodes+0xdb/0x320
[ 624.718908][ T8569] gfs2_fill_super+0x1aaa/0x2270
[ 624.718980][ T8569] ? __pfx_gfs2_fill_super+0x10/0x10
[ 624.719019][ T8569] ? init_locking+0xb8/0x210
[ 624.719045][ T8569] ? sb_set_blocksize+0x104/0x180
[ 624.719080][ T8569] ? setup_bdev_super+0x4c1/0x5b0
[ 624.719112][ T8569] get_tree_bdev_flags+0x40e/0x4d0
[ 624.719140][ T8569] ? __pfx_gfs2_fill_super+0x10/0x10
[ 624.719169][ T8569] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 624.719195][ T8569] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 624.719229][ T8569] gfs2_get_tree+0x51/0x1e0
[ 624.719262][ T8569] vfs_get_tree+0x92/0x2b0
[ 624.719293][ T8569] do_new_mount+0x302/0xa10
[ 624.719321][ T8569] ? apparmor_capable+0x137/0x1b0
[ 624.719351][ T8569] ? __pfx_do_new_mount+0x10/0x10
[ 624.719377][ T8569] ? ns_capable+0x8a/0xf0
[ 624.719406][ T8569] ? kmem_cache_free+0x19b/0x690
[ 624.719437][ T8569] __se_sys_mount+0x313/0x410
[ 624.719474][ T8569] ? __pfx___se_sys_mount+0x10/0x10
[ 624.719510][ T8569] ? do_syscall_64+0xbe/0xfa0
[ 624.719535][ T8569] ? __x64_sys_mount+0x20/0xc0
[ 624.719568][ T8569] do_syscall_64+0xfa/0xfa0
[ 624.719596][ T8569] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 624.719618][ T8569] ? clear_bhb_loop+0x60/0xb0
[ 624.719644][ T8569] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 624.719665][ T8569] RIP: 0033:0x7fca7fca63ea
[ 624.719685][ T8569] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 624.719704][ T8569] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 624.719726][ T8569] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 624.719742][ T8569] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 624.719758][ T8569] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 624.719773][ T8569] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 624.719787][ T8569] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 624.719822][ T8569]
[ 624.719838][ T8569] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 625.505773][ T8572] loop0: detected capacity change from 0 to 32768
[ 625.518639][ T8572] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 625.527328][ T8572] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 625.545000][ T8572] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 625.561473][ T8572] CPU: 0 UID: 0 PID: 8572 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 625.561504][ T8572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 625.561519][ T8572] Call Trace:
[ 625.561529][ T8572]
[ 625.561538][ T8572] dump_stack_lvl+0x189/0x250
[ 625.561580][ T8572] ? __pfx_dump_stack_lvl+0x10/0x10
[ 625.561610][ T8572] ? gfs2_meta_read+0x775/0x8b0
[ 625.561640][ T8572] ? __pfx_gfs2_meta_read+0x10/0x10
[ 625.561670][ T8572] gfs2_withdraw+0xc3/0x1b0
[ 625.561700][ T8572] gfs2_meta_buffer+0x225/0x2e0
[ 625.561730][ T8572] inode_go_instantiate+0xe7/0x1310
[ 625.561760][ T8572] ? __pfx_bit_wait+0x10/0x10
[ 625.561788][ T8572] ? out_of_line_wait_on_bit+0x123/0x170
[ 625.561820][ T8572] ? __pfx_inode_go_instantiate+0x10/0x10
[ 625.561850][ T8572] ? __pfx_wake_bit_function+0x10/0x10
[ 625.561880][ T8572] gfs2_instantiate+0x168/0x220
[ 625.561914][ T8572] gfs2_glock_wait+0x1d4/0x2a0
[ 625.561949][ T8572] gfs2_lookupi+0x35b/0x5a0
[ 625.561987][ T8572] ? __pfx_gfs2_lookupi+0x10/0x10
[ 625.562023][ T8572] ? gfs2_lookup_meta+0xa7/0x170
[ 625.562052][ T8572] ? look_up_lock_class+0x74/0x170
[ 625.562084][ T8572] ? crc32_le+0x250/0x2c0
[ 625.562115][ T8572] gfs2_lookup_meta+0xa7/0x170
[ 625.562145][ T8572] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 625.562186][ T8572] ? __asan_memset+0x22/0x50
[ 625.562226][ T8572] init_journal+0x1a5/0x2180
[ 625.562259][ T8572] ? __pfx_number+0x10/0x10
[ 625.562288][ T8572] ? format_decode+0x5a3/0xe30
[ 625.562311][ T8572] ? __pfx_init_journal+0x10/0x10
[ 625.562339][ T8572] ? vsnprintf+0xe11/0xf00
[ 625.562368][ T8572] ? snprintf+0xda/0x120
[ 625.562393][ T8572] ? __pfx_snprintf+0x10/0x10
[ 625.562416][ T8572] ? gfs2_glock_nq_num+0x13d/0x170
[ 625.562452][ T8572] init_inodes+0xdb/0x320
[ 625.562485][ T8572] gfs2_fill_super+0x1aaa/0x2270
[ 625.562531][ T8572] ? __pfx_gfs2_fill_super+0x10/0x10
[ 625.562565][ T8572] ? init_locking+0xb8/0x210
[ 625.562591][ T8572] ? sb_set_blocksize+0x104/0x180
[ 625.562627][ T8572] ? setup_bdev_super+0x4c1/0x5b0
[ 625.562685][ T8572] get_tree_bdev_flags+0x40e/0x4d0
[ 625.562714][ T8572] ? __pfx_gfs2_fill_super+0x10/0x10
[ 625.562742][ T8572] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 625.562767][ T8572] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 625.562800][ T8572] gfs2_get_tree+0x51/0x1e0
[ 625.562833][ T8572] vfs_get_tree+0x92/0x2b0
[ 625.562864][ T8572] do_new_mount+0x302/0xa10
[ 625.562892][ T8572] ? apparmor_capable+0x137/0x1b0
[ 625.562921][ T8572] ? __pfx_do_new_mount+0x10/0x10
[ 625.562951][ T8572] ? ns_capable+0x8a/0xf0
[ 625.562982][ T8572] ? kmem_cache_free+0x19b/0x690
[ 625.563016][ T8572] __se_sys_mount+0x313/0x410
[ 625.563053][ T8572] ? __pfx___se_sys_mount+0x10/0x10
[ 625.563089][ T8572] ? do_syscall_64+0xbe/0xfa0
[ 625.563114][ T8572] ? __x64_sys_mount+0x20/0xc0
[ 625.563148][ T8572] do_syscall_64+0xfa/0xfa0
[ 625.563183][ T8572] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 625.563205][ T8572] ? clear_bhb_loop+0x60/0xb0
[ 625.563232][ T8572] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 625.563252][ T8572] RIP: 0033:0x7fca7fca63ea
[ 625.563271][ T8572] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 625.563289][ T8572] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 625.563312][ T8572] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 625.563329][ T8572] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 625.563345][ T8572] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 625.563360][ T8572] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 625.563374][ T8572] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 625.563409][ T8572]
[ 625.950697][ T8572] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 626.320135][ T8575] loop0: detected capacity change from 0 to 32768
[ 626.334127][ T8575] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 626.343053][ T8575] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 626.354110][ T8575] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 626.371273][ T8575] CPU: 0 UID: 0 PID: 8575 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 626.371303][ T8575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 626.371318][ T8575] Call Trace:
[ 626.371327][ T8575]
[ 626.371337][ T8575] dump_stack_lvl+0x189/0x250
[ 626.371385][ T8575] ? __pfx_dump_stack_lvl+0x10/0x10
[ 626.371413][ T8575] ? gfs2_meta_read+0x775/0x8b0
[ 626.371442][ T8575] ? __pfx_gfs2_meta_read+0x10/0x10
[ 626.371471][ T8575] gfs2_withdraw+0xc3/0x1b0
[ 626.371500][ T8575] gfs2_meta_buffer+0x225/0x2e0
[ 626.371529][ T8575] inode_go_instantiate+0xe7/0x1310
[ 626.371559][ T8575] ? __pfx_bit_wait+0x10/0x10
[ 626.371587][ T8575] ? out_of_line_wait_on_bit+0x123/0x170
[ 626.371617][ T8575] ? __pfx_inode_go_instantiate+0x10/0x10
[ 626.371648][ T8575] ? __pfx_wake_bit_function+0x10/0x10
[ 626.371678][ T8575] gfs2_instantiate+0x168/0x220
[ 626.371711][ T8575] gfs2_glock_wait+0x1d4/0x2a0
[ 626.371746][ T8575] gfs2_lookupi+0x35b/0x5a0
[ 626.371783][ T8575] ? __pfx_gfs2_lookupi+0x10/0x10
[ 626.371825][ T8575] ? gfs2_lookup_meta+0xa7/0x170
[ 626.371853][ T8575] ? look_up_lock_class+0x74/0x170
[ 626.371884][ T8575] ? crc32_le+0x250/0x2c0
[ 626.371914][ T8575] gfs2_lookup_meta+0xa7/0x170
[ 626.371944][ T8575] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 626.371977][ T8575] ? __asan_memset+0x22/0x50
[ 626.372016][ T8575] init_journal+0x1a5/0x2180
[ 626.372059][ T8575] ? __pfx_number+0x10/0x10
[ 626.372086][ T8575] ? format_decode+0x5a3/0xe30
[ 626.372111][ T8575] ? __pfx_init_journal+0x10/0x10
[ 626.372139][ T8575] ? vsnprintf+0xe11/0xf00
[ 626.372170][ T8575] ? snprintf+0xda/0x120
[ 626.372196][ T8575] ? __pfx_snprintf+0x10/0x10
[ 626.372219][ T8575] ? gfs2_glock_nq_num+0x13d/0x170
[ 626.372255][ T8575] init_inodes+0xdb/0x320
[ 626.372289][ T8575] gfs2_fill_super+0x1aaa/0x2270
[ 626.372335][ T8575] ? __pfx_gfs2_fill_super+0x10/0x10
[ 626.372368][ T8575] ? init_locking+0xb8/0x210
[ 626.372393][ T8575] ? sb_set_blocksize+0x104/0x180
[ 626.372428][ T8575] ? setup_bdev_super+0x4c1/0x5b0
[ 626.372459][ T8575] get_tree_bdev_flags+0x40e/0x4d0
[ 626.372488][ T8575] ? __pfx_gfs2_fill_super+0x10/0x10
[ 626.372517][ T8575] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 626.372542][ T8575] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 626.372576][ T8575] gfs2_get_tree+0x51/0x1e0
[ 626.372606][ T8575] vfs_get_tree+0x92/0x2b0
[ 626.372641][ T8575] do_new_mount+0x302/0xa10
[ 626.372668][ T8575] ? apparmor_capable+0x137/0x1b0
[ 626.372699][ T8575] ? __pfx_do_new_mount+0x10/0x10
[ 626.372727][ T8575] ? ns_capable+0x8a/0xf0
[ 626.372759][ T8575] ? kmem_cache_free+0x19b/0x690
[ 626.372795][ T8575] __se_sys_mount+0x313/0x410
[ 626.372843][ T8575] ? __pfx___se_sys_mount+0x10/0x10
[ 626.372879][ T8575] ? do_syscall_64+0xbe/0xfa0
[ 626.372904][ T8575] ? __x64_sys_mount+0x20/0xc0
[ 626.372937][ T8575] do_syscall_64+0xfa/0xfa0
[ 626.372965][ T8575] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 626.372986][ T8575] ? clear_bhb_loop+0x60/0xb0
[ 626.373012][ T8575] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 626.373033][ T8575] RIP: 0033:0x7fca7fca63ea
[ 626.373054][ T8575] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 626.373073][ T8575] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 626.373096][ T8575] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 626.373113][ T8575] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 626.373129][ T8575] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 626.373150][ T8575] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 626.373164][ T8575] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 626.373196][ T8575]
[ 626.760876][ T8575] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 627.199467][ T8578] loop0: detected capacity change from 0 to 32768
[ 627.234928][ T8578] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 627.244277][ T8578] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 627.254993][ T8578] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 627.272707][ T8578] CPU: 1 UID: 0 PID: 8578 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 627.272736][ T8578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 627.272751][ T8578] Call Trace:
[ 627.272760][ T8578]
[ 627.272769][ T8578] dump_stack_lvl+0x189/0x250
[ 627.272810][ T8578] ? __pfx_dump_stack_lvl+0x10/0x10
[ 627.272840][ T8578] ? gfs2_meta_read+0x775/0x8b0
[ 627.272869][ T8578] ? __pfx_gfs2_meta_read+0x10/0x10
[ 627.272900][ T8578] gfs2_withdraw+0xc3/0x1b0
[ 627.272930][ T8578] gfs2_meta_buffer+0x225/0x2e0
[ 627.272960][ T8578] inode_go_instantiate+0xe7/0x1310
[ 627.272990][ T8578] ? __pfx_bit_wait+0x10/0x10
[ 627.273018][ T8578] ? out_of_line_wait_on_bit+0x123/0x170
[ 627.273050][ T8578] ? __pfx_inode_go_instantiate+0x10/0x10
[ 627.273172][ T8578] ? __pfx_wake_bit_function+0x10/0x10
[ 627.273203][ T8578] gfs2_instantiate+0x168/0x220
[ 627.273237][ T8578] gfs2_glock_wait+0x1d4/0x2a0
[ 627.273271][ T8578] gfs2_lookupi+0x35b/0x5a0
[ 627.273308][ T8578] ? __pfx_gfs2_lookupi+0x10/0x10
[ 627.273343][ T8578] ? gfs2_lookup_meta+0xa7/0x170
[ 627.273371][ T8578] ? look_up_lock_class+0x74/0x170
[ 627.273403][ T8578] ? crc32_le+0x250/0x2c0
[ 627.273432][ T8578] gfs2_lookup_meta+0xa7/0x170
[ 627.273463][ T8578] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 627.273495][ T8578] ? __asan_memset+0x22/0x50
[ 627.273535][ T8578] init_journal+0x1a5/0x2180
[ 627.273568][ T8578] ? __pfx_number+0x10/0x10
[ 627.273594][ T8578] ? format_decode+0x5a3/0xe30
[ 627.273619][ T8578] ? __pfx_init_journal+0x10/0x10
[ 627.273648][ T8578] ? vsnprintf+0xe11/0xf00
[ 627.273681][ T8578] ? snprintf+0xda/0x120
[ 627.273713][ T8578] ? __pfx_snprintf+0x10/0x10
[ 627.273736][ T8578] ? gfs2_glock_nq_num+0x13d/0x170
[ 627.273771][ T8578] init_inodes+0xdb/0x320
[ 627.273803][ T8578] gfs2_fill_super+0x1aaa/0x2270
[ 627.273849][ T8578] ? __pfx_gfs2_fill_super+0x10/0x10
[ 627.273882][ T8578] ? init_locking+0xb8/0x210
[ 627.273908][ T8578] ? sb_set_blocksize+0x104/0x180
[ 627.273944][ T8578] ? setup_bdev_super+0x4c1/0x5b0
[ 627.273975][ T8578] get_tree_bdev_flags+0x40e/0x4d0
[ 627.274004][ T8578] ? __pfx_gfs2_fill_super+0x10/0x10
[ 627.274032][ T8578] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 627.274058][ T8578] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 627.274098][ T8578] gfs2_get_tree+0x51/0x1e0
[ 627.274131][ T8578] vfs_get_tree+0x92/0x2b0
[ 627.274162][ T8578] do_new_mount+0x302/0xa10
[ 627.274189][ T8578] ? apparmor_capable+0x137/0x1b0
[ 627.274219][ T8578] ? __pfx_do_new_mount+0x10/0x10
[ 627.274249][ T8578] ? ns_capable+0x8a/0xf0
[ 627.274280][ T8578] ? kmem_cache_free+0x19b/0x690
[ 627.274314][ T8578] __se_sys_mount+0x313/0x410
[ 627.274352][ T8578] ? __pfx___se_sys_mount+0x10/0x10
[ 627.274388][ T8578] ? do_syscall_64+0xbe/0xfa0
[ 627.274413][ T8578] ? __x64_sys_mount+0x20/0xc0
[ 627.274446][ T8578] do_syscall_64+0xfa/0xfa0
[ 627.274474][ T8578] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 627.274495][ T8578] ? clear_bhb_loop+0x60/0xb0
[ 627.274521][ T8578] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 627.274542][ T8578] RIP: 0033:0x7fca7fca63ea
[ 627.274562][ T8578] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 627.274580][ T8578] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 627.274603][ T8578] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 627.274619][ T8578] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 627.274635][ T8578] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 627.274650][ T8578] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 627.274665][ T8578] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 627.274699][ T8578]
[ 627.274716][ T8578] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 628.070082][ T8581] loop0: detected capacity change from 0 to 32768
[ 628.092916][ T8581] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 628.101485][ T8581] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 628.111735][ T8581] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 628.127822][ T8581] CPU: 0 UID: 0 PID: 8581 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 628.127850][ T8581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 628.127865][ T8581] Call Trace:
[ 628.127874][ T8581]
[ 628.127884][ T8581] dump_stack_lvl+0x189/0x250
[ 628.127926][ T8581] ? __pfx_dump_stack_lvl+0x10/0x10
[ 628.127956][ T8581] ? gfs2_meta_read+0x775/0x8b0
[ 628.127986][ T8581] ? __pfx_gfs2_meta_read+0x10/0x10
[ 628.128016][ T8581] gfs2_withdraw+0xc3/0x1b0
[ 628.128047][ T8581] gfs2_meta_buffer+0x225/0x2e0
[ 628.128078][ T8581] inode_go_instantiate+0xe7/0x1310
[ 628.128109][ T8581] ? __pfx_bit_wait+0x10/0x10
[ 628.128137][ T8581] ? out_of_line_wait_on_bit+0x123/0x170
[ 628.128169][ T8581] ? __pfx_inode_go_instantiate+0x10/0x10
[ 628.128200][ T8581] ? __pfx_wake_bit_function+0x10/0x10
[ 628.128229][ T8581] gfs2_instantiate+0x168/0x220
[ 628.128262][ T8581] gfs2_glock_wait+0x1d4/0x2a0
[ 628.128296][ T8581] gfs2_lookupi+0x35b/0x5a0
[ 628.128334][ T8581] ? __pfx_gfs2_lookupi+0x10/0x10
[ 628.128369][ T8581] ? gfs2_lookup_meta+0xa7/0x170
[ 628.128397][ T8581] ? look_up_lock_class+0x74/0x170
[ 628.128429][ T8581] ? crc32_le+0x250/0x2c0
[ 628.128459][ T8581] gfs2_lookup_meta+0xa7/0x170
[ 628.128490][ T8581] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 628.128522][ T8581] ? __asan_memset+0x22/0x50
[ 628.128562][ T8581] init_journal+0x1a5/0x2180
[ 628.128595][ T8581] ? __pfx_number+0x10/0x10
[ 628.128622][ T8581] ? format_decode+0x5a3/0xe30
[ 628.128647][ T8581] ? __pfx_init_journal+0x10/0x10
[ 628.128676][ T8581] ? vsnprintf+0xe11/0xf00
[ 628.128707][ T8581] ? snprintf+0xda/0x120
[ 628.128734][ T8581] ? __pfx_snprintf+0x10/0x10
[ 628.128765][ T8581] ? gfs2_glock_nq_num+0x13d/0x170
[ 628.128801][ T8581] init_inodes+0xdb/0x320
[ 628.128832][ T8581] gfs2_fill_super+0x1aaa/0x2270
[ 628.128880][ T8581] ? __pfx_gfs2_fill_super+0x10/0x10
[ 628.128913][ T8581] ? init_locking+0xb8/0x210
[ 628.128940][ T8581] ? sb_set_blocksize+0x104/0x180
[ 628.128975][ T8581] ? setup_bdev_super+0x4c1/0x5b0
[ 628.129007][ T8581] get_tree_bdev_flags+0x40e/0x4d0
[ 628.129034][ T8581] ? __pfx_gfs2_fill_super+0x10/0x10
[ 628.129063][ T8581] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 628.129089][ T8581] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 628.129123][ T8581] gfs2_get_tree+0x51/0x1e0
[ 628.129156][ T8581] vfs_get_tree+0x92/0x2b0
[ 628.129187][ T8581] do_new_mount+0x302/0xa10
[ 628.129215][ T8581] ? apparmor_capable+0x137/0x1b0
[ 628.129245][ T8581] ? __pfx_do_new_mount+0x10/0x10
[ 628.129275][ T8581] ? ns_capable+0x8a/0xf0
[ 628.129305][ T8581] ? kmem_cache_free+0x19b/0x690
[ 628.129339][ T8581] __se_sys_mount+0x313/0x410
[ 628.129376][ T8581] ? __pfx___se_sys_mount+0x10/0x10
[ 628.129411][ T8581] ? do_syscall_64+0xbe/0xfa0
[ 628.129436][ T8581] ? __x64_sys_mount+0x20/0xc0
[ 628.129469][ T8581] do_syscall_64+0xfa/0xfa0
[ 628.129497][ T8581] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 628.129519][ T8581] ? clear_bhb_loop+0x60/0xb0
[ 628.129545][ T8581] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 628.129566][ T8581] RIP: 0033:0x7fca7fca63ea
[ 628.129586][ T8581] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 628.129605][ T8581] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 628.129628][ T8581] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 628.129643][ T8581] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 628.129659][ T8581] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 628.129674][ T8581] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 628.129689][ T8581] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 628.129723][ T8581]
[ 628.129738][ T8581] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 628.916348][ T8584] loop0: detected capacity change from 0 to 32768
[ 628.944047][ T8584] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 628.953970][ T8584] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 628.965184][ T8584] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 628.982729][ T8584] CPU: 1 UID: 0 PID: 8584 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 628.982760][ T8584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 628.982775][ T8584] Call Trace:
[ 628.982784][ T8584]
[ 628.982793][ T8584] dump_stack_lvl+0x189/0x250
[ 628.982835][ T8584] ? __pfx_dump_stack_lvl+0x10/0x10
[ 628.982864][ T8584] ? gfs2_meta_read+0x775/0x8b0
[ 628.982894][ T8584] ? __pfx_gfs2_meta_read+0x10/0x10
[ 628.982925][ T8584] gfs2_withdraw+0xc3/0x1b0
[ 628.982956][ T8584] gfs2_meta_buffer+0x225/0x2e0
[ 628.982986][ T8584] inode_go_instantiate+0xe7/0x1310
[ 628.983016][ T8584] ? __pfx_bit_wait+0x10/0x10
[ 628.983044][ T8584] ? out_of_line_wait_on_bit+0x123/0x170
[ 628.983075][ T8584] ? __pfx_inode_go_instantiate+0x10/0x10
[ 628.983106][ T8584] ? __pfx_wake_bit_function+0x10/0x10
[ 628.983136][ T8584] gfs2_instantiate+0x168/0x220
[ 628.983169][ T8584] gfs2_glock_wait+0x1d4/0x2a0
[ 628.983203][ T8584] gfs2_lookupi+0x35b/0x5a0
[ 628.983241][ T8584] ? __pfx_gfs2_lookupi+0x10/0x10
[ 628.983276][ T8584] ? gfs2_lookup_meta+0xa7/0x170
[ 628.983304][ T8584] ? look_up_lock_class+0x74/0x170
[ 628.983336][ T8584] ? crc32_le+0x250/0x2c0
[ 628.983366][ T8584] gfs2_lookup_meta+0xa7/0x170
[ 628.983396][ T8584] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 628.983429][ T8584] ? __asan_memset+0x22/0x50
[ 628.983467][ T8584] init_journal+0x1a5/0x2180
[ 628.983499][ T8584] ? __pfx_number+0x10/0x10
[ 628.983523][ T8584] ? format_decode+0x5a3/0xe30
[ 628.983548][ T8584] ? __pfx_init_journal+0x10/0x10
[ 628.983576][ T8584] ? vsnprintf+0xe11/0xf00
[ 628.983608][ T8584] ? snprintf+0xda/0x120
[ 628.983642][ T8584] ? __pfx_snprintf+0x10/0x10
[ 628.983664][ T8584] ? gfs2_glock_nq_num+0x13d/0x170
[ 628.983700][ T8584] init_inodes+0xdb/0x320
[ 628.983732][ T8584] gfs2_fill_super+0x1aaa/0x2270
[ 628.983778][ T8584] ? __pfx_gfs2_fill_super+0x10/0x10
[ 628.983811][ T8584] ? init_locking+0xb8/0x210
[ 628.983838][ T8584] ? sb_set_blocksize+0x104/0x180
[ 628.983874][ T8584] ? setup_bdev_super+0x4c1/0x5b0
[ 628.983905][ T8584] get_tree_bdev_flags+0x40e/0x4d0
[ 628.983933][ T8584] ? __pfx_gfs2_fill_super+0x10/0x10
[ 628.983963][ T8584] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 628.983988][ T8584] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 628.984022][ T8584] gfs2_get_tree+0x51/0x1e0
[ 628.984061][ T8584] vfs_get_tree+0x92/0x2b0
[ 628.984092][ T8584] do_new_mount+0x302/0xa10
[ 628.984120][ T8584] ? apparmor_capable+0x137/0x1b0
[ 628.984150][ T8584] ? __pfx_do_new_mount+0x10/0x10
[ 628.984179][ T8584] ? ns_capable+0x8a/0xf0
[ 628.984207][ T8584] ? kmem_cache_free+0x19b/0x690
[ 628.984240][ T8584] __se_sys_mount+0x313/0x410
[ 628.984277][ T8584] ? __pfx___se_sys_mount+0x10/0x10
[ 628.984313][ T8584] ? do_syscall_64+0xbe/0xfa0
[ 628.984339][ T8584] ? __x64_sys_mount+0x20/0xc0
[ 628.984372][ T8584] do_syscall_64+0xfa/0xfa0
[ 628.984399][ T8584] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 628.984419][ T8584] ? clear_bhb_loop+0x60/0xb0
[ 628.984444][ T8584] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 628.984462][ T8584] RIP: 0033:0x7fca7fca63ea
[ 628.984482][ T8584] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 628.984499][ T8584] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 628.984522][ T8584] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 628.984538][ T8584] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 628.984553][ T8584] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 628.984568][ T8584] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 628.984582][ T8584] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 628.984615][ T8584]
[ 628.984641][ T8584] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 629.781588][ T8587] loop0: detected capacity change from 0 to 32768
[ 629.795980][ T8587] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 629.805106][ T8587] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 629.816444][ T8587] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 629.832793][ T8587] CPU: 0 UID: 0 PID: 8587 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 629.832824][ T8587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 629.832840][ T8587] Call Trace:
[ 629.832849][ T8587]
[ 629.832859][ T8587] dump_stack_lvl+0x189/0x250
[ 629.832900][ T8587] ? __pfx_dump_stack_lvl+0x10/0x10
[ 629.832930][ T8587] ? gfs2_meta_read+0x775/0x8b0
[ 629.832960][ T8587] ? __pfx_gfs2_meta_read+0x10/0x10
[ 629.832990][ T8587] gfs2_withdraw+0xc3/0x1b0
[ 629.833022][ T8587] gfs2_meta_buffer+0x225/0x2e0
[ 629.833052][ T8587] inode_go_instantiate+0xe7/0x1310
[ 629.833082][ T8587] ? __pfx_bit_wait+0x10/0x10
[ 629.833110][ T8587] ? out_of_line_wait_on_bit+0x123/0x170
[ 629.833141][ T8587] ? __pfx_inode_go_instantiate+0x10/0x10
[ 629.833173][ T8587] ? __pfx_wake_bit_function+0x10/0x10
[ 629.833202][ T8587] gfs2_instantiate+0x168/0x220
[ 629.833235][ T8587] gfs2_glock_wait+0x1d4/0x2a0
[ 629.833269][ T8587] gfs2_lookupi+0x35b/0x5a0
[ 629.833306][ T8587] ? __pfx_gfs2_lookupi+0x10/0x10
[ 629.833341][ T8587] ? gfs2_lookup_meta+0xa7/0x170
[ 629.833369][ T8587] ? look_up_lock_class+0x74/0x170
[ 629.833401][ T8587] ? crc32_le+0x250/0x2c0
[ 629.833431][ T8587] gfs2_lookup_meta+0xa7/0x170
[ 629.833461][ T8587] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 629.833494][ T8587] ? __asan_memset+0x22/0x50
[ 629.833533][ T8587] init_journal+0x1a5/0x2180
[ 629.833566][ T8587] ? __pfx_number+0x10/0x10
[ 629.833593][ T8587] ? format_decode+0x5a3/0xe30
[ 629.833618][ T8587] ? __pfx_init_journal+0x10/0x10
[ 629.833654][ T8587] ? vsnprintf+0xe11/0xf00
[ 629.833693][ T8587] ? snprintf+0xda/0x120
[ 629.833720][ T8587] ? __pfx_snprintf+0x10/0x10
[ 629.833742][ T8587] ? gfs2_glock_nq_num+0x13d/0x170
[ 629.833777][ T8587] init_inodes+0xdb/0x320
[ 629.833809][ T8587] gfs2_fill_super+0x1aaa/0x2270
[ 629.833856][ T8587] ? __pfx_gfs2_fill_super+0x10/0x10
[ 629.833889][ T8587] ? init_locking+0xb8/0x210
[ 629.833916][ T8587] ? sb_set_blocksize+0x104/0x180
[ 629.833952][ T8587] ? setup_bdev_super+0x4c1/0x5b0
[ 629.833983][ T8587] get_tree_bdev_flags+0x40e/0x4d0
[ 629.834011][ T8587] ? __pfx_gfs2_fill_super+0x10/0x10
[ 629.834040][ T8587] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 629.834066][ T8587] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 629.834098][ T8587] gfs2_get_tree+0x51/0x1e0
[ 629.834131][ T8587] vfs_get_tree+0x92/0x2b0
[ 629.834162][ T8587] do_new_mount+0x302/0xa10
[ 629.834189][ T8587] ? apparmor_capable+0x137/0x1b0
[ 629.834219][ T8587] ? __pfx_do_new_mount+0x10/0x10
[ 629.834249][ T8587] ? ns_capable+0x8a/0xf0
[ 629.834280][ T8587] ? kmem_cache_free+0x19b/0x690
[ 629.834314][ T8587] __se_sys_mount+0x313/0x410
[ 629.834352][ T8587] ? __pfx___se_sys_mount+0x10/0x10
[ 629.834387][ T8587] ? do_syscall_64+0xbe/0xfa0
[ 629.834412][ T8587] ? __x64_sys_mount+0x20/0xc0
[ 629.834445][ T8587] do_syscall_64+0xfa/0xfa0
[ 629.834473][ T8587] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 629.834495][ T8587] ? clear_bhb_loop+0x60/0xb0
[ 629.834521][ T8587] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 629.834542][ T8587] RIP: 0033:0x7fca7fca63ea
[ 629.834562][ T8587] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 629.834580][ T8587] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 629.834602][ T8587] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 629.834619][ T8587] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 629.834634][ T8587] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 629.834658][ T8587] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 629.834673][ T8587] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 629.834708][ T8587]
[ 629.834723][ T8587] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
[ 630.201026][ T1298] ieee802154 phy0 wpan0: encryption failed: -22
[ 630.248200][ T1298] ieee802154 phy1 wpan1: encryption failed: -22
executing program
[ 630.624935][ T8590] loop0: detected capacity change from 0 to 32768
[ 630.651022][ T8590] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 630.660376][ T8590] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 630.671616][ T8590] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 630.688301][ T8590] CPU: 1 UID: 0 PID: 8590 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 630.688340][ T8590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 630.688355][ T8590] Call Trace:
[ 630.688364][ T8590]
[ 630.688374][ T8590] dump_stack_lvl+0x189/0x250
[ 630.688415][ T8590] ? __pfx_dump_stack_lvl+0x10/0x10
[ 630.688445][ T8590] ? gfs2_meta_read+0x775/0x8b0
[ 630.688483][ T8590] ? __pfx_gfs2_meta_read+0x10/0x10
[ 630.688514][ T8590] gfs2_withdraw+0xc3/0x1b0
[ 630.688546][ T8590] gfs2_meta_buffer+0x225/0x2e0
[ 630.688576][ T8590] inode_go_instantiate+0xe7/0x1310
[ 630.688606][ T8590] ? __pfx_bit_wait+0x10/0x10
[ 630.688633][ T8590] ? out_of_line_wait_on_bit+0x123/0x170
[ 630.688665][ T8590] ? __pfx_inode_go_instantiate+0x10/0x10
[ 630.688696][ T8590] ? __pfx_wake_bit_function+0x10/0x10
[ 630.688725][ T8590] gfs2_instantiate+0x168/0x220
[ 630.688764][ T8590] gfs2_glock_wait+0x1d4/0x2a0
[ 630.688799][ T8590] gfs2_lookupi+0x35b/0x5a0
[ 630.688844][ T8590] ? __pfx_gfs2_lookupi+0x10/0x10
[ 630.688879][ T8590] ? gfs2_lookup_meta+0xa7/0x170
[ 630.688907][ T8590] ? look_up_lock_class+0x74/0x170
[ 630.688939][ T8590] ? crc32_le+0x250/0x2c0
[ 630.688969][ T8590] gfs2_lookup_meta+0xa7/0x170
[ 630.688999][ T8590] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 630.689037][ T8590] ? __asan_memset+0x22/0x50
[ 630.689090][ T8590] init_journal+0x1a5/0x2180
[ 630.689122][ T8590] ? __pfx_number+0x10/0x10
[ 630.689148][ T8590] ? format_decode+0x5a3/0xe30
[ 630.689173][ T8590] ? __pfx_init_journal+0x10/0x10
[ 630.689201][ T8590] ? vsnprintf+0xe11/0xf00
[ 630.689233][ T8590] ? snprintf+0xda/0x120
[ 630.689260][ T8590] ? __pfx_snprintf+0x10/0x10
[ 630.689282][ T8590] ? gfs2_glock_nq_num+0x13d/0x170
[ 630.689318][ T8590] init_inodes+0xdb/0x320
[ 630.689350][ T8590] gfs2_fill_super+0x1aaa/0x2270
[ 630.689396][ T8590] ? __pfx_gfs2_fill_super+0x10/0x10
[ 630.689428][ T8590] ? init_locking+0xb8/0x210
[ 630.689455][ T8590] ? sb_set_blocksize+0x104/0x180
[ 630.689497][ T8590] ? setup_bdev_super+0x4c1/0x5b0
[ 630.689529][ T8590] get_tree_bdev_flags+0x40e/0x4d0
[ 630.689557][ T8590] ? __pfx_gfs2_fill_super+0x10/0x10
[ 630.689586][ T8590] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 630.689612][ T8590] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 630.689645][ T8590] gfs2_get_tree+0x51/0x1e0
[ 630.689678][ T8590] vfs_get_tree+0x92/0x2b0
[ 630.689708][ T8590] do_new_mount+0x302/0xa10
[ 630.689736][ T8590] ? apparmor_capable+0x137/0x1b0
[ 630.689766][ T8590] ? __pfx_do_new_mount+0x10/0x10
[ 630.689796][ T8590] ? ns_capable+0x8a/0xf0
[ 630.689827][ T8590] ? kmem_cache_free+0x19b/0x690
[ 630.689862][ T8590] __se_sys_mount+0x313/0x410
[ 630.689899][ T8590] ? __pfx___se_sys_mount+0x10/0x10
[ 630.689935][ T8590] ? do_syscall_64+0xbe/0xfa0
[ 630.689960][ T8590] ? __x64_sys_mount+0x20/0xc0
[ 630.689992][ T8590] do_syscall_64+0xfa/0xfa0
[ 630.690021][ T8590] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 630.690042][ T8590] ? clear_bhb_loop+0x60/0xb0
[ 630.690069][ T8590] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 630.690089][ T8590] RIP: 0033:0x7fca7fca63ea
[ 630.690109][ T8590] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 630.690127][ T8590] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 630.690151][ T8590] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 630.690167][ T8590] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 630.690183][ T8590] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 630.690197][ T8590] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 630.690212][ T8590] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 630.690247][ T8590]
[ 630.690263][ T8590] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 631.476401][ T8593] loop0: detected capacity change from 0 to 32768
[ 631.487263][ T8593] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 631.495648][ T8593] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 631.506892][ T8593] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 631.523293][ T8593] CPU: 0 UID: 0 PID: 8593 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 631.523323][ T8593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 631.523338][ T8593] Call Trace:
[ 631.523347][ T8593]
[ 631.523357][ T8593] dump_stack_lvl+0x189/0x250
[ 631.523399][ T8593] ? __pfx_dump_stack_lvl+0x10/0x10
[ 631.523429][ T8593] ? gfs2_meta_read+0x775/0x8b0
[ 631.523469][ T8593] ? __pfx_gfs2_meta_read+0x10/0x10
[ 631.523499][ T8593] gfs2_withdraw+0xc3/0x1b0
[ 631.523530][ T8593] gfs2_meta_buffer+0x225/0x2e0
[ 631.523561][ T8593] inode_go_instantiate+0xe7/0x1310
[ 631.523591][ T8593] ? __pfx_bit_wait+0x10/0x10
[ 631.523619][ T8593] ? out_of_line_wait_on_bit+0x123/0x170
[ 631.523650][ T8593] ? __pfx_inode_go_instantiate+0x10/0x10
[ 631.523681][ T8593] ? __pfx_wake_bit_function+0x10/0x10
[ 631.523711][ T8593] gfs2_instantiate+0x168/0x220
[ 631.523744][ T8593] gfs2_glock_wait+0x1d4/0x2a0
[ 631.523779][ T8593] gfs2_lookupi+0x35b/0x5a0
[ 631.523822][ T8593] ? __pfx_gfs2_lookupi+0x10/0x10
[ 631.523857][ T8593] ? gfs2_lookup_meta+0xa7/0x170
[ 631.523885][ T8593] ? look_up_lock_class+0x74/0x170
[ 631.523917][ T8593] ? crc32_le+0x250/0x2c0
[ 631.523947][ T8593] gfs2_lookup_meta+0xa7/0x170
[ 631.523978][ T8593] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 631.524010][ T8593] ? __asan_memset+0x22/0x50
[ 631.524050][ T8593] init_journal+0x1a5/0x2180
[ 631.524083][ T8593] ? __pfx_number+0x10/0x10
[ 631.524109][ T8593] ? format_decode+0x5a3/0xe30
[ 631.524134][ T8593] ? __pfx_init_journal+0x10/0x10
[ 631.524163][ T8593] ? vsnprintf+0xe11/0xf00
[ 631.524196][ T8593] ? snprintf+0xda/0x120
[ 631.524222][ T8593] ? __pfx_snprintf+0x10/0x10
[ 631.524244][ T8593] ? gfs2_glock_nq_num+0x13d/0x170
[ 631.524279][ T8593] init_inodes+0xdb/0x320
[ 631.524310][ T8593] gfs2_fill_super+0x1aaa/0x2270
[ 631.524354][ T8593] ? __pfx_gfs2_fill_super+0x10/0x10
[ 631.524387][ T8593] ? init_locking+0xb8/0x210
[ 631.524413][ T8593] ? sb_set_blocksize+0x104/0x180
[ 631.524458][ T8593] ? setup_bdev_super+0x4c1/0x5b0
[ 631.524490][ T8593] get_tree_bdev_flags+0x40e/0x4d0
[ 631.524518][ T8593] ? __pfx_gfs2_fill_super+0x10/0x10
[ 631.524547][ T8593] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 631.524573][ T8593] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 631.524604][ T8593] gfs2_get_tree+0x51/0x1e0
[ 631.524637][ T8593] vfs_get_tree+0x92/0x2b0
[ 631.524667][ T8593] do_new_mount+0x302/0xa10
[ 631.524693][ T8593] ? apparmor_capable+0x137/0x1b0
[ 631.524717][ T8593] ? __pfx_do_new_mount+0x10/0x10
[ 631.524740][ T8593] ? ns_capable+0x8a/0xf0
[ 631.524768][ T8593] ? kmem_cache_free+0x19b/0x690
[ 631.524802][ T8593] __se_sys_mount+0x313/0x410
[ 631.524840][ T8593] ? __pfx___se_sys_mount+0x10/0x10
[ 631.524875][ T8593] ? do_syscall_64+0xbe/0xfa0
[ 631.524901][ T8593] ? __x64_sys_mount+0x20/0xc0
[ 631.524933][ T8593] do_syscall_64+0xfa/0xfa0
[ 631.524961][ T8593] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 631.524982][ T8593] ? clear_bhb_loop+0x60/0xb0
[ 631.525007][ T8593] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 631.525027][ T8593] RIP: 0033:0x7fca7fca63ea
[ 631.525047][ T8593] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 631.525065][ T8593] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 631.525088][ T8593] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 631.525104][ T8593] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 631.525120][ T8593] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 631.525141][ T8593] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 631.525155][ T8593] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 631.525190][ T8593]
[ 631.525207][ T8593] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 632.322182][ T8596] loop0: detected capacity change from 0 to 32768
[ 632.334191][ T8596] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 632.343382][ T8596] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 632.356608][ T8596] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 632.373065][ T8596] CPU: 1 UID: 0 PID: 8596 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 632.373096][ T8596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 632.373110][ T8596] Call Trace:
[ 632.373120][ T8596]
[ 632.373129][ T8596] dump_stack_lvl+0x189/0x250
[ 632.373170][ T8596] ? __pfx_dump_stack_lvl+0x10/0x10
[ 632.373200][ T8596] ? gfs2_meta_read+0x775/0x8b0
[ 632.373231][ T8596] ? __pfx_gfs2_meta_read+0x10/0x10
[ 632.373261][ T8596] gfs2_withdraw+0xc3/0x1b0
[ 632.373292][ T8596] gfs2_meta_buffer+0x225/0x2e0
[ 632.373321][ T8596] inode_go_instantiate+0xe7/0x1310
[ 632.373360][ T8596] ? __pfx_bit_wait+0x10/0x10
[ 632.373388][ T8596] ? out_of_line_wait_on_bit+0x123/0x170
[ 632.373420][ T8596] ? __pfx_inode_go_instantiate+0x10/0x10
[ 632.373451][ T8596] ? __pfx_wake_bit_function+0x10/0x10
[ 632.373480][ T8596] gfs2_instantiate+0x168/0x220
[ 632.373514][ T8596] gfs2_glock_wait+0x1d4/0x2a0
[ 632.373548][ T8596] gfs2_lookupi+0x35b/0x5a0
[ 632.373587][ T8596] ? __pfx_gfs2_lookupi+0x10/0x10
[ 632.373621][ T8596] ? gfs2_lookup_meta+0xa7/0x170
[ 632.373649][ T8596] ? look_up_lock_class+0x74/0x170
[ 632.373680][ T8596] ? crc32_le+0x250/0x2c0
[ 632.373710][ T8596] gfs2_lookup_meta+0xa7/0x170
[ 632.373741][ T8596] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 632.373773][ T8596] ? __asan_memset+0x22/0x50
[ 632.373812][ T8596] init_journal+0x1a5/0x2180
[ 632.373845][ T8596] ? __pfx_number+0x10/0x10
[ 632.373872][ T8596] ? format_decode+0x5a3/0xe30
[ 632.373896][ T8596] ? __pfx_init_journal+0x10/0x10
[ 632.373925][ T8596] ? vsnprintf+0xe11/0xf00
[ 632.373956][ T8596] ? snprintf+0xda/0x120
[ 632.373983][ T8596] ? __pfx_snprintf+0x10/0x10
[ 632.374005][ T8596] ? gfs2_glock_nq_num+0x13d/0x170
[ 632.374039][ T8596] init_inodes+0xdb/0x320
[ 632.374071][ T8596] gfs2_fill_super+0x1aaa/0x2270
[ 632.374117][ T8596] ? __pfx_gfs2_fill_super+0x10/0x10
[ 632.374150][ T8596] ? init_locking+0xb8/0x210
[ 632.374177][ T8596] ? sb_set_blocksize+0x104/0x180
[ 632.374212][ T8596] ? setup_bdev_super+0x4c1/0x5b0
[ 632.374244][ T8596] get_tree_bdev_flags+0x40e/0x4d0
[ 632.374272][ T8596] ? __pfx_gfs2_fill_super+0x10/0x10
[ 632.374301][ T8596] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 632.374326][ T8596] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 632.374369][ T8596] gfs2_get_tree+0x51/0x1e0
[ 632.374402][ T8596] vfs_get_tree+0x92/0x2b0
[ 632.374433][ T8596] do_new_mount+0x302/0xa10
[ 632.374461][ T8596] ? apparmor_capable+0x137/0x1b0
[ 632.374491][ T8596] ? __pfx_do_new_mount+0x10/0x10
[ 632.374521][ T8596] ? ns_capable+0x8a/0xf0
[ 632.374551][ T8596] ? kmem_cache_free+0x19b/0x690
[ 632.374585][ T8596] __se_sys_mount+0x313/0x410
[ 632.374622][ T8596] ? __pfx___se_sys_mount+0x10/0x10
[ 632.374656][ T8596] ? do_syscall_64+0xbe/0xfa0
[ 632.374681][ T8596] ? __x64_sys_mount+0x20/0xc0
[ 632.374715][ T8596] do_syscall_64+0xfa/0xfa0
[ 632.374743][ T8596] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 632.374764][ T8596] ? clear_bhb_loop+0x60/0xb0
[ 632.374790][ T8596] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 632.374810][ T8596] RIP: 0033:0x7fca7fca63ea
[ 632.374830][ T8596] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 632.374849][ T8596] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 632.374873][ T8596] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 632.374890][ T8596] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 632.374905][ T8596] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 632.374920][ T8596] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 632.374934][ T8596] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 632.374968][ T8596]
[ 632.374985][ T8596] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 633.166126][ T8599] loop0: detected capacity change from 0 to 32768
[ 633.182169][ T8599] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 633.190991][ T8599] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 633.201892][ T8599] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 633.218058][ T8599] CPU: 0 UID: 0 PID: 8599 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 633.218087][ T8599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 633.218101][ T8599] Call Trace:
[ 633.218110][ T8599]
[ 633.218120][ T8599] dump_stack_lvl+0x189/0x250
[ 633.218159][ T8599] ? __pfx_dump_stack_lvl+0x10/0x10
[ 633.218189][ T8599] ? gfs2_meta_read+0x775/0x8b0
[ 633.218219][ T8599] ? __pfx_gfs2_meta_read+0x10/0x10
[ 633.218250][ T8599] gfs2_withdraw+0xc3/0x1b0
[ 633.218296][ T8599] gfs2_meta_buffer+0x225/0x2e0
[ 633.218333][ T8599] inode_go_instantiate+0xe7/0x1310
[ 633.218363][ T8599] ? __pfx_bit_wait+0x10/0x10
[ 633.218389][ T8599] ? out_of_line_wait_on_bit+0x123/0x170
[ 633.218419][ T8599] ? __pfx_inode_go_instantiate+0x10/0x10
[ 633.218449][ T8599] ? __pfx_wake_bit_function+0x10/0x10
[ 633.218478][ T8599] gfs2_instantiate+0x168/0x220
[ 633.218511][ T8599] gfs2_glock_wait+0x1d4/0x2a0
[ 633.218545][ T8599] gfs2_lookupi+0x35b/0x5a0
[ 633.218582][ T8599] ? __pfx_gfs2_lookupi+0x10/0x10
[ 633.218614][ T8599] ? gfs2_lookup_meta+0xa7/0x170
[ 633.218642][ T8599] ? look_up_lock_class+0x74/0x170
[ 633.218683][ T8599] ? crc32_le+0x250/0x2c0
[ 633.218713][ T8599] gfs2_lookup_meta+0xa7/0x170
[ 633.218744][ T8599] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 633.218773][ T8599] ? __asan_memset+0x22/0x50
[ 633.218812][ T8599] init_journal+0x1a5/0x2180
[ 633.218845][ T8599] ? __pfx_number+0x10/0x10
[ 633.218871][ T8599] ? format_decode+0x5a3/0xe30
[ 633.218893][ T8599] ? __pfx_init_journal+0x10/0x10
[ 633.218921][ T8599] ? vsnprintf+0xe11/0xf00
[ 633.218953][ T8599] ? snprintf+0xda/0x120
[ 633.218980][ T8599] ? __pfx_snprintf+0x10/0x10
[ 633.219003][ T8599] ? gfs2_glock_nq_num+0x13d/0x170
[ 633.219038][ T8599] init_inodes+0xdb/0x320
[ 633.219069][ T8599] gfs2_fill_super+0x1aaa/0x2270
[ 633.219116][ T8599] ? __pfx_gfs2_fill_super+0x10/0x10
[ 633.219149][ T8599] ? init_locking+0xb8/0x210
[ 633.219176][ T8599] ? sb_set_blocksize+0x104/0x180
[ 633.219221][ T8599] ? setup_bdev_super+0x4c1/0x5b0
[ 633.219253][ T8599] get_tree_bdev_flags+0x40e/0x4d0
[ 633.219282][ T8599] ? __pfx_gfs2_fill_super+0x10/0x10
[ 633.219318][ T8599] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 633.219343][ T8599] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 633.219376][ T8599] gfs2_get_tree+0x51/0x1e0
[ 633.219409][ T8599] vfs_get_tree+0x92/0x2b0
[ 633.219440][ T8599] do_new_mount+0x302/0xa10
[ 633.219468][ T8599] ? apparmor_capable+0x137/0x1b0
[ 633.219498][ T8599] ? __pfx_do_new_mount+0x10/0x10
[ 633.219528][ T8599] ? ns_capable+0x8a/0xf0
[ 633.219559][ T8599] ? kmem_cache_free+0x19b/0x690
[ 633.219594][ T8599] __se_sys_mount+0x313/0x410
[ 633.219632][ T8599] ? __pfx___se_sys_mount+0x10/0x10
[ 633.219668][ T8599] ? do_syscall_64+0xbe/0xfa0
[ 633.219693][ T8599] ? __x64_sys_mount+0x20/0xc0
[ 633.219726][ T8599] do_syscall_64+0xfa/0xfa0
[ 633.219754][ T8599] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 633.219775][ T8599] ? clear_bhb_loop+0x60/0xb0
[ 633.219801][ T8599] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 633.219822][ T8599] RIP: 0033:0x7fca7fca63ea
[ 633.219842][ T8599] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 633.219861][ T8599] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 633.219885][ T8599] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 633.219901][ T8599] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 633.219916][ T8599] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 633.219932][ T8599] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 633.219946][ T8599] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 633.219981][ T8599]
[ 633.219998][ T8599] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 634.010575][ T8602] loop0: detected capacity change from 0 to 32768
[ 634.027732][ T8602] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 634.036706][ T8602] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 634.048149][ T8602] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 634.064766][ T8602] CPU: 1 UID: 0 PID: 8602 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 634.064795][ T8602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 634.064809][ T8602] Call Trace:
[ 634.064818][ T8602]
[ 634.064827][ T8602] dump_stack_lvl+0x189/0x250
[ 634.064869][ T8602] ? __pfx_dump_stack_lvl+0x10/0x10
[ 634.064899][ T8602] ? gfs2_meta_read+0x775/0x8b0
[ 634.064961][ T8602] ? __pfx_gfs2_meta_read+0x10/0x10
[ 634.064991][ T8602] gfs2_withdraw+0xc3/0x1b0
[ 634.065022][ T8602] gfs2_meta_buffer+0x225/0x2e0
[ 634.065052][ T8602] inode_go_instantiate+0xe7/0x1310
[ 634.065082][ T8602] ? __pfx_bit_wait+0x10/0x10
[ 634.065110][ T8602] ? out_of_line_wait_on_bit+0x123/0x170
[ 634.065142][ T8602] ? __pfx_inode_go_instantiate+0x10/0x10
[ 634.065173][ T8602] ? __pfx_wake_bit_function+0x10/0x10
[ 634.065202][ T8602] gfs2_instantiate+0x168/0x220
[ 634.065236][ T8602] gfs2_glock_wait+0x1d4/0x2a0
[ 634.065270][ T8602] gfs2_lookupi+0x35b/0x5a0
[ 634.065308][ T8602] ? __pfx_gfs2_lookupi+0x10/0x10
[ 634.065343][ T8602] ? gfs2_lookup_meta+0xa7/0x170
[ 634.065371][ T8602] ? look_up_lock_class+0x74/0x170
[ 634.065403][ T8602] ? crc32_le+0x250/0x2c0
[ 634.065433][ T8602] gfs2_lookup_meta+0xa7/0x170
[ 634.065473][ T8602] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 634.065512][ T8602] ? __asan_memset+0x22/0x50
[ 634.065552][ T8602] init_journal+0x1a5/0x2180
[ 634.065586][ T8602] ? __pfx_number+0x10/0x10
[ 634.065618][ T8602] ? format_decode+0x5a3/0xe30
[ 634.065650][ T8602] ? __pfx_init_journal+0x10/0x10
[ 634.065689][ T8602] ? vsnprintf+0xe11/0xf00
[ 634.065724][ T8602] ? snprintf+0xda/0x120
[ 634.065751][ T8602] ? __pfx_snprintf+0x10/0x10
[ 634.065780][ T8602] ? gfs2_glock_nq_num+0x13d/0x170
[ 634.065837][ T8602] init_inodes+0xdb/0x320
[ 634.065870][ T8602] gfs2_fill_super+0x1aaa/0x2270
[ 634.065916][ T8602] ? __pfx_gfs2_fill_super+0x10/0x10
[ 634.065948][ T8602] ? init_locking+0xb8/0x210
[ 634.065975][ T8602] ? sb_set_blocksize+0x104/0x180
[ 634.066011][ T8602] ? setup_bdev_super+0x4c1/0x5b0
[ 634.066043][ T8602] get_tree_bdev_flags+0x40e/0x4d0
[ 634.066071][ T8602] ? __pfx_gfs2_fill_super+0x10/0x10
[ 634.066100][ T8602] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 634.066126][ T8602] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 634.066160][ T8602] gfs2_get_tree+0x51/0x1e0
[ 634.066193][ T8602] vfs_get_tree+0x92/0x2b0
[ 634.066224][ T8602] do_new_mount+0x302/0xa10
[ 634.066252][ T8602] ? apparmor_capable+0x137/0x1b0
[ 634.066282][ T8602] ? __pfx_do_new_mount+0x10/0x10
[ 634.066313][ T8602] ? ns_capable+0x8a/0xf0
[ 634.066343][ T8602] ? kmem_cache_free+0x19b/0x690
[ 634.066378][ T8602] __se_sys_mount+0x313/0x410
[ 634.066415][ T8602] ? __pfx___se_sys_mount+0x10/0x10
[ 634.066451][ T8602] ? do_syscall_64+0xbe/0xfa0
[ 634.066476][ T8602] ? __x64_sys_mount+0x20/0xc0
[ 634.066516][ T8602] do_syscall_64+0xfa/0xfa0
[ 634.066545][ T8602] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 634.066566][ T8602] ? clear_bhb_loop+0x60/0xb0
[ 634.066592][ T8602] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 634.066613][ T8602] RIP: 0033:0x7fca7fca63ea
[ 634.066632][ T8602] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 634.066652][ T8602] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 634.066675][ T8602] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 634.066691][ T8602] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 634.066707][ T8602] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 634.066723][ T8602] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 634.066737][ T8602] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 634.066772][ T8602]
[ 634.066788][ T8602] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 634.860973][ T8605] loop0: detected capacity change from 0 to 32768
[ 634.893630][ T8605] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 634.903060][ T8605] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 634.914090][ T8605] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 634.931222][ T8605] CPU: 0 UID: 0 PID: 8605 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 634.931252][ T8605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 634.931267][ T8605] Call Trace:
[ 634.931276][ T8605]
[ 634.931285][ T8605] dump_stack_lvl+0x189/0x250
[ 634.931328][ T8605] ? __pfx_dump_stack_lvl+0x10/0x10
[ 634.931356][ T8605] ? gfs2_meta_read+0x775/0x8b0
[ 634.931387][ T8605] ? __pfx_gfs2_meta_read+0x10/0x10
[ 634.931417][ T8605] gfs2_withdraw+0xc3/0x1b0
[ 634.931447][ T8605] gfs2_meta_buffer+0x225/0x2e0
[ 634.931477][ T8605] inode_go_instantiate+0xe7/0x1310
[ 634.931507][ T8605] ? __pfx_bit_wait+0x10/0x10
[ 634.931534][ T8605] ? out_of_line_wait_on_bit+0x123/0x170
[ 634.931566][ T8605] ? __pfx_inode_go_instantiate+0x10/0x10
[ 634.931597][ T8605] ? __pfx_wake_bit_function+0x10/0x10
[ 634.931625][ T8605] gfs2_instantiate+0x168/0x220
[ 634.931659][ T8605] gfs2_glock_wait+0x1d4/0x2a0
[ 634.931693][ T8605] gfs2_lookupi+0x35b/0x5a0
[ 634.931730][ T8605] ? __pfx_gfs2_lookupi+0x10/0x10
[ 634.931765][ T8605] ? gfs2_lookup_meta+0xa7/0x170
[ 634.931794][ T8605] ? look_up_lock_class+0x74/0x170
[ 634.931825][ T8605] ? crc32_le+0x250/0x2c0
[ 634.931855][ T8605] gfs2_lookup_meta+0xa7/0x170
[ 634.931885][ T8605] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 634.931917][ T8605] ? __asan_memset+0x22/0x50
[ 634.931956][ T8605] init_journal+0x1a5/0x2180
[ 634.931989][ T8605] ? __pfx_number+0x10/0x10
[ 634.932016][ T8605] ? format_decode+0x5a3/0xe30
[ 634.932039][ T8605] ? __pfx_init_journal+0x10/0x10
[ 634.932067][ T8605] ? vsnprintf+0xe11/0xf00
[ 634.932100][ T8605] ? snprintf+0xda/0x120
[ 634.932126][ T8605] ? __pfx_snprintf+0x10/0x10
[ 634.932148][ T8605] ? gfs2_glock_nq_num+0x13d/0x170
[ 634.932191][ T8605] init_inodes+0xdb/0x320
[ 634.932223][ T8605] gfs2_fill_super+0x1aaa/0x2270
[ 634.932273][ T8605] ? __pfx_gfs2_fill_super+0x10/0x10
[ 634.932303][ T8605] ? init_locking+0xb8/0x210
[ 634.932330][ T8605] ? sb_set_blocksize+0x104/0x180
[ 634.932362][ T8605] ? setup_bdev_super+0x4c1/0x5b0
[ 634.932392][ T8605] get_tree_bdev_flags+0x40e/0x4d0
[ 634.932420][ T8605] ? __pfx_gfs2_fill_super+0x10/0x10
[ 634.932446][ T8605] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 634.932469][ T8605] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 634.932499][ T8605] gfs2_get_tree+0x51/0x1e0
[ 634.932528][ T8605] vfs_get_tree+0x92/0x2b0
[ 634.932556][ T8605] do_new_mount+0x302/0xa10
[ 634.932584][ T8605] ? apparmor_capable+0x137/0x1b0
[ 634.932612][ T8605] ? __pfx_do_new_mount+0x10/0x10
[ 634.932642][ T8605] ? ns_capable+0x8a/0xf0
[ 634.932671][ T8605] ? kmem_cache_free+0x19b/0x690
[ 634.932705][ T8605] __se_sys_mount+0x313/0x410
[ 634.932740][ T8605] ? __pfx___se_sys_mount+0x10/0x10
[ 634.932773][ T8605] ? do_syscall_64+0xbe/0xfa0
[ 634.932799][ T8605] ? __x64_sys_mount+0x20/0xc0
[ 634.932831][ T8605] do_syscall_64+0xfa/0xfa0
[ 634.932859][ T8605] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 634.932880][ T8605] ? clear_bhb_loop+0x60/0xb0
[ 634.932906][ T8605] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 634.932926][ T8605] RIP: 0033:0x7fca7fca63ea
[ 634.932946][ T8605] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 634.932964][ T8605] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 634.932988][ T8605] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 634.933004][ T8605] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 634.933019][ T8605] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 634.933034][ T8605] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
executing program
[ 634.933048][ T8605] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 634.933081][ T8605]
[ 635.320266][ T8605] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
[ 635.691505][ T8608] loop0: detected capacity change from 0 to 32768
[ 635.725678][ T8608] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 635.735850][ T8608] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 635.747999][ T8608] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 635.763944][ T8608] CPU: 0 UID: 0 PID: 8608 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 635.763974][ T8608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 635.763988][ T8608] Call Trace:
[ 635.763997][ T8608]
[ 635.764007][ T8608] dump_stack_lvl+0x189/0x250
[ 635.764047][ T8608] ? __pfx_dump_stack_lvl+0x10/0x10
[ 635.764076][ T8608] ? gfs2_meta_read+0x775/0x8b0
[ 635.764107][ T8608] ? __pfx_gfs2_meta_read+0x10/0x10
[ 635.764137][ T8608] gfs2_withdraw+0xc3/0x1b0
[ 635.764168][ T8608] gfs2_meta_buffer+0x225/0x2e0
[ 635.764198][ T8608] inode_go_instantiate+0xe7/0x1310
[ 635.764228][ T8608] ? __pfx_bit_wait+0x10/0x10
[ 635.764254][ T8608] ? out_of_line_wait_on_bit+0x123/0x170
[ 635.764286][ T8608] ? __pfx_inode_go_instantiate+0x10/0x10
[ 635.764316][ T8608] ? __pfx_wake_bit_function+0x10/0x10
[ 635.764353][ T8608] gfs2_instantiate+0x168/0x220
[ 635.764387][ T8608] gfs2_glock_wait+0x1d4/0x2a0
[ 635.764421][ T8608] gfs2_lookupi+0x35b/0x5a0
[ 635.764459][ T8608] ? __pfx_gfs2_lookupi+0x10/0x10
[ 635.764493][ T8608] ? gfs2_lookup_meta+0xa7/0x170
[ 635.764521][ T8608] ? look_up_lock_class+0x74/0x170
[ 635.764552][ T8608] ? crc32_le+0x250/0x2c0
[ 635.764581][ T8608] gfs2_lookup_meta+0xa7/0x170
[ 635.764612][ T8608] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 635.764644][ T8608] ? __asan_memset+0x22/0x50
[ 635.764682][ T8608] init_journal+0x1a5/0x2180
[ 635.764716][ T8608] ? __pfx_number+0x10/0x10
[ 635.764743][ T8608] ? format_decode+0x5a3/0xe30
[ 635.764768][ T8608] ? __pfx_init_journal+0x10/0x10
[ 635.764796][ T8608] ? vsnprintf+0xe11/0xf00
[ 635.764829][ T8608] ? snprintf+0xda/0x120
[ 635.764856][ T8608] ? __pfx_snprintf+0x10/0x10
[ 635.764878][ T8608] ? gfs2_glock_nq_num+0x13d/0x170
[ 635.764914][ T8608] init_inodes+0xdb/0x320
[ 635.764944][ T8608] gfs2_fill_super+0x1aaa/0x2270
[ 635.764987][ T8608] ? __pfx_gfs2_fill_super+0x10/0x10
[ 635.765018][ T8608] ? init_locking+0xb8/0x210
[ 635.765045][ T8608] ? sb_set_blocksize+0x104/0x180
[ 635.765079][ T8608] ? setup_bdev_super+0x4c1/0x5b0
[ 635.765111][ T8608] get_tree_bdev_flags+0x40e/0x4d0
[ 635.765139][ T8608] ? __pfx_gfs2_fill_super+0x10/0x10
[ 635.765168][ T8608] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 635.765193][ T8608] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 635.765226][ T8608] gfs2_get_tree+0x51/0x1e0
[ 635.765259][ T8608] vfs_get_tree+0x92/0x2b0
[ 635.765289][ T8608] do_new_mount+0x302/0xa10
[ 635.765317][ T8608] ? apparmor_capable+0x137/0x1b0
[ 635.765355][ T8608] ? __pfx_do_new_mount+0x10/0x10
[ 635.765385][ T8608] ? ns_capable+0x8a/0xf0
[ 635.765417][ T8608] ? kmem_cache_free+0x19b/0x690
[ 635.765451][ T8608] __se_sys_mount+0x313/0x410
[ 635.765489][ T8608] ? __pfx___se_sys_mount+0x10/0x10
[ 635.765524][ T8608] ? do_syscall_64+0xbe/0xfa0
[ 635.765549][ T8608] ? __x64_sys_mount+0x20/0xc0
[ 635.765581][ T8608] do_syscall_64+0xfa/0xfa0
[ 635.765609][ T8608] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 635.765630][ T8608] ? clear_bhb_loop+0x60/0xb0
[ 635.765656][ T8608] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 635.765677][ T8608] RIP: 0033:0x7fca7fca63ea
[ 635.765697][ T8608] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 635.765714][ T8608] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 635.765744][ T8608] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 635.765760][ T8608] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 635.765775][ T8608] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 635.765790][ T8608] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 635.765805][ T8608] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 635.765839][ T8608]
[ 635.765856][ T8608] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 636.569330][ T8611] loop0: detected capacity change from 0 to 32768
[ 636.586956][ T8611] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 636.596365][ T8611] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 636.608827][ T8611] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 636.625394][ T8611] CPU: 1 UID: 0 PID: 8611 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 636.625423][ T8611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 636.625438][ T8611] Call Trace:
[ 636.625447][ T8611]
[ 636.625456][ T8611] dump_stack_lvl+0x189/0x250
[ 636.625497][ T8611] ? __pfx_dump_stack_lvl+0x10/0x10
[ 636.625526][ T8611] ? gfs2_meta_read+0x775/0x8b0
[ 636.625556][ T8611] ? __pfx_gfs2_meta_read+0x10/0x10
[ 636.625586][ T8611] gfs2_withdraw+0xc3/0x1b0
[ 636.625617][ T8611] gfs2_meta_buffer+0x225/0x2e0
[ 636.625648][ T8611] inode_go_instantiate+0xe7/0x1310
[ 636.625678][ T8611] ? __pfx_bit_wait+0x10/0x10
[ 636.625706][ T8611] ? out_of_line_wait_on_bit+0x123/0x170
[ 636.625737][ T8611] ? __pfx_inode_go_instantiate+0x10/0x10
[ 636.625768][ T8611] ? __pfx_wake_bit_function+0x10/0x10
[ 636.625797][ T8611] gfs2_instantiate+0x168/0x220
[ 636.625831][ T8611] gfs2_glock_wait+0x1d4/0x2a0
[ 636.625866][ T8611] gfs2_lookupi+0x35b/0x5a0
[ 636.625904][ T8611] ? __pfx_gfs2_lookupi+0x10/0x10
[ 636.625939][ T8611] ? gfs2_lookup_meta+0xa7/0x170
[ 636.625966][ T8611] ? look_up_lock_class+0x74/0x170
[ 636.625998][ T8611] ? crc32_le+0x250/0x2c0
[ 636.626027][ T8611] gfs2_lookup_meta+0xa7/0x170
[ 636.626057][ T8611] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 636.626100][ T8611] ? __asan_memset+0x22/0x50
[ 636.626140][ T8611] init_journal+0x1a5/0x2180
[ 636.626174][ T8611] ? __pfx_number+0x10/0x10
[ 636.626200][ T8611] ? format_decode+0x5a3/0xe30
[ 636.626225][ T8611] ? __pfx_init_journal+0x10/0x10
[ 636.626254][ T8611] ? vsnprintf+0xe11/0xf00
[ 636.626287][ T8611] ? snprintf+0xda/0x120
[ 636.626314][ T8611] ? __pfx_snprintf+0x10/0x10
[ 636.626336][ T8611] ? gfs2_glock_nq_num+0x13d/0x170
[ 636.626371][ T8611] init_inodes+0xdb/0x320
[ 636.626402][ T8611] gfs2_fill_super+0x1aaa/0x2270
[ 636.626448][ T8611] ? __pfx_gfs2_fill_super+0x10/0x10
[ 636.626481][ T8611] ? init_locking+0xb8/0x210
[ 636.626506][ T8611] ? sb_set_blocksize+0x104/0x180
[ 636.626542][ T8611] ? setup_bdev_super+0x4c1/0x5b0
[ 636.626574][ T8611] get_tree_bdev_flags+0x40e/0x4d0
[ 636.626602][ T8611] ? __pfx_gfs2_fill_super+0x10/0x10
[ 636.626639][ T8611] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 636.626664][ T8611] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 636.626697][ T8611] gfs2_get_tree+0x51/0x1e0
[ 636.626730][ T8611] vfs_get_tree+0x92/0x2b0
[ 636.626761][ T8611] do_new_mount+0x302/0xa10
[ 636.626789][ T8611] ? apparmor_capable+0x137/0x1b0
[ 636.626818][ T8611] ? __pfx_do_new_mount+0x10/0x10
[ 636.626848][ T8611] ? ns_capable+0x8a/0xf0
[ 636.626879][ T8611] ? kmem_cache_free+0x19b/0x690
[ 636.626914][ T8611] __se_sys_mount+0x313/0x410
[ 636.626952][ T8611] ? __pfx___se_sys_mount+0x10/0x10
[ 636.626987][ T8611] ? do_syscall_64+0xbe/0xfa0
[ 636.627012][ T8611] ? __x64_sys_mount+0x20/0xc0
[ 636.627045][ T8611] do_syscall_64+0xfa/0xfa0
[ 636.627073][ T8611] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 636.627103][ T8611] ? clear_bhb_loop+0x60/0xb0
[ 636.627128][ T8611] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 636.627149][ T8611] RIP: 0033:0x7fca7fca63ea
[ 636.627168][ T8611] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 636.627187][ T8611] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 636.627211][ T8611] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 636.627227][ T8611] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 636.627243][ T8611] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 636.627258][ T8611] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 636.627272][ T8611] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 636.627321][ T8611]
[ 636.627339][ T8611] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 637.429811][ T8614] loop0: detected capacity change from 0 to 32768
[ 637.442607][ T8614] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 637.451275][ T8614] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 637.467133][ T8614] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 637.483831][ T8614] CPU: 0 UID: 0 PID: 8614 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 637.483861][ T8614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 637.483876][ T8614] Call Trace:
[ 637.483886][ T8614]
[ 637.483895][ T8614] dump_stack_lvl+0x189/0x250
[ 637.483935][ T8614] ? __pfx_dump_stack_lvl+0x10/0x10
[ 637.483965][ T8614] ? gfs2_meta_read+0x775/0x8b0
[ 637.483995][ T8614] ? __pfx_gfs2_meta_read+0x10/0x10
[ 637.484033][ T8614] gfs2_withdraw+0xc3/0x1b0
[ 637.484064][ T8614] gfs2_meta_buffer+0x225/0x2e0
[ 637.484094][ T8614] inode_go_instantiate+0xe7/0x1310
[ 637.484124][ T8614] ? __pfx_bit_wait+0x10/0x10
[ 637.484157][ T8614] ? out_of_line_wait_on_bit+0x123/0x170
[ 637.484189][ T8614] ? __pfx_inode_go_instantiate+0x10/0x10
[ 637.484221][ T8614] ? __pfx_wake_bit_function+0x10/0x10
[ 637.484250][ T8614] gfs2_instantiate+0x168/0x220
[ 637.484289][ T8614] gfs2_glock_wait+0x1d4/0x2a0
[ 637.484324][ T8614] gfs2_lookupi+0x35b/0x5a0
[ 637.484362][ T8614] ? __pfx_gfs2_lookupi+0x10/0x10
[ 637.484397][ T8614] ? gfs2_lookup_meta+0xa7/0x170
[ 637.484425][ T8614] ? look_up_lock_class+0x74/0x170
[ 637.484457][ T8614] ? crc32_le+0x250/0x2c0
[ 637.484487][ T8614] gfs2_lookup_meta+0xa7/0x170
[ 637.484518][ T8614] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 637.484550][ T8614] ? __asan_memset+0x22/0x50
[ 637.484589][ T8614] init_journal+0x1a5/0x2180
[ 637.484622][ T8614] ? __pfx_number+0x10/0x10
[ 637.484648][ T8614] ? format_decode+0x5a3/0xe30
[ 637.484673][ T8614] ? __pfx_init_journal+0x10/0x10
[ 637.484702][ T8614] ? vsnprintf+0xe11/0xf00
[ 637.484734][ T8614] ? snprintf+0xda/0x120
[ 637.484761][ T8614] ? __pfx_snprintf+0x10/0x10
[ 637.484790][ T8614] ? gfs2_glock_nq_num+0x13d/0x170
[ 637.484825][ T8614] init_inodes+0xdb/0x320
[ 637.484856][ T8614] gfs2_fill_super+0x1aaa/0x2270
[ 637.484903][ T8614] ? __pfx_gfs2_fill_super+0x10/0x10
[ 637.484936][ T8614] ? init_locking+0xb8/0x210
[ 637.484962][ T8614] ? sb_set_blocksize+0x104/0x180
[ 637.484996][ T8614] ? setup_bdev_super+0x4c1/0x5b0
[ 637.485034][ T8614] get_tree_bdev_flags+0x40e/0x4d0
[ 637.485062][ T8614] ? __pfx_gfs2_fill_super+0x10/0x10
[ 637.485091][ T8614] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 637.485116][ T8614] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 637.485149][ T8614] gfs2_get_tree+0x51/0x1e0
[ 637.485182][ T8614] vfs_get_tree+0x92/0x2b0
[ 637.485212][ T8614] do_new_mount+0x302/0xa10
[ 637.485240][ T8614] ? apparmor_capable+0x137/0x1b0
[ 637.485268][ T8614] ? __pfx_do_new_mount+0x10/0x10
[ 637.485298][ T8614] ? ns_capable+0x8a/0xf0
[ 637.485329][ T8614] ? kmem_cache_free+0x19b/0x690
[ 637.485363][ T8614] __se_sys_mount+0x313/0x410
[ 637.485401][ T8614] ? __pfx___se_sys_mount+0x10/0x10
[ 637.485437][ T8614] ? do_syscall_64+0xbe/0xfa0
[ 637.485462][ T8614] ? __x64_sys_mount+0x20/0xc0
[ 637.485495][ T8614] do_syscall_64+0xfa/0xfa0
[ 637.485523][ T8614] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 637.485544][ T8614] ? clear_bhb_loop+0x60/0xb0
[ 637.485570][ T8614] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 637.485591][ T8614] RIP: 0033:0x7fca7fca63ea
[ 637.485609][ T8614] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 637.485627][ T8614] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 637.485649][ T8614] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 637.485663][ T8614] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 637.485677][ T8614] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 637.485696][ T8614] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 637.485709][ T8614] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 637.485744][ T8614]
[ 637.485759][ T8614] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 638.280967][ T8617] loop0: detected capacity change from 0 to 32768
[ 638.297146][ T8617] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 638.306150][ T8617] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 638.316687][ T8617] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 638.332569][ T8617] CPU: 1 UID: 0 PID: 8617 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 638.332597][ T8617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 638.332611][ T8617] Call Trace:
[ 638.332620][ T8617]
[ 638.332630][ T8617] dump_stack_lvl+0x189/0x250
[ 638.332670][ T8617] ? __pfx_dump_stack_lvl+0x10/0x10
[ 638.332700][ T8617] ? gfs2_meta_read+0x775/0x8b0
[ 638.332730][ T8617] ? __pfx_gfs2_meta_read+0x10/0x10
[ 638.332760][ T8617] gfs2_withdraw+0xc3/0x1b0
[ 638.332792][ T8617] gfs2_meta_buffer+0x225/0x2e0
[ 638.332822][ T8617] inode_go_instantiate+0xe7/0x1310
[ 638.332852][ T8617] ? __pfx_bit_wait+0x10/0x10
[ 638.332880][ T8617] ? out_of_line_wait_on_bit+0x123/0x170
[ 638.332928][ T8617] ? __pfx_inode_go_instantiate+0x10/0x10
[ 638.332959][ T8617] ? __pfx_wake_bit_function+0x10/0x10
[ 638.332988][ T8617] gfs2_instantiate+0x168/0x220
[ 638.333022][ T8617] gfs2_glock_wait+0x1d4/0x2a0
[ 638.333056][ T8617] gfs2_lookupi+0x35b/0x5a0
[ 638.333094][ T8617] ? __pfx_gfs2_lookupi+0x10/0x10
[ 638.333129][ T8617] ? gfs2_lookup_meta+0xa7/0x170
[ 638.333157][ T8617] ? look_up_lock_class+0x74/0x170
[ 638.333188][ T8617] ? crc32_le+0x250/0x2c0
[ 638.333217][ T8617] gfs2_lookup_meta+0xa7/0x170
[ 638.333246][ T8617] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 638.333275][ T8617] ? __asan_memset+0x22/0x50
[ 638.333313][ T8617] init_journal+0x1a5/0x2180
[ 638.333346][ T8617] ? __pfx_number+0x10/0x10
[ 638.333371][ T8617] ? format_decode+0x5a3/0xe30
[ 638.333396][ T8617] ? __pfx_init_journal+0x10/0x10
[ 638.333425][ T8617] ? vsnprintf+0xe11/0xf00
[ 638.333457][ T8617] ? snprintf+0xda/0x120
[ 638.333484][ T8617] ? __pfx_snprintf+0x10/0x10
[ 638.333506][ T8617] ? gfs2_glock_nq_num+0x13d/0x170
[ 638.333542][ T8617] init_inodes+0xdb/0x320
[ 638.333574][ T8617] gfs2_fill_super+0x1aaa/0x2270
[ 638.333616][ T8617] ? __pfx_gfs2_fill_super+0x10/0x10
[ 638.333648][ T8617] ? init_locking+0xb8/0x210
[ 638.333674][ T8617] ? sb_set_blocksize+0x104/0x180
[ 638.333709][ T8617] ? setup_bdev_super+0x4c1/0x5b0
[ 638.333740][ T8617] get_tree_bdev_flags+0x40e/0x4d0
[ 638.333767][ T8617] ? __pfx_gfs2_fill_super+0x10/0x10
[ 638.333795][ T8617] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 638.333820][ T8617] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 638.333854][ T8617] gfs2_get_tree+0x51/0x1e0
[ 638.333887][ T8617] vfs_get_tree+0x92/0x2b0
[ 638.333925][ T8617] do_new_mount+0x302/0xa10
[ 638.333953][ T8617] ? apparmor_capable+0x137/0x1b0
[ 638.333983][ T8617] ? __pfx_do_new_mount+0x10/0x10
[ 638.334012][ T8617] ? ns_capable+0x8a/0xf0
[ 638.334042][ T8617] ? kmem_cache_free+0x19b/0x690
[ 638.334074][ T8617] __se_sys_mount+0x313/0x410
[ 638.334112][ T8617] ? __pfx___se_sys_mount+0x10/0x10
[ 638.334147][ T8617] ? do_syscall_64+0xbe/0xfa0
[ 638.334173][ T8617] ? __x64_sys_mount+0x20/0xc0
[ 638.334205][ T8617] do_syscall_64+0xfa/0xfa0
[ 638.334234][ T8617] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 638.334255][ T8617] ? clear_bhb_loop+0x60/0xb0
[ 638.334281][ T8617] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 638.334302][ T8617] RIP: 0033:0x7fca7fca63ea
[ 638.334322][ T8617] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 638.334341][ T8617] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 638.334364][ T8617] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 638.334381][ T8617] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 638.334396][ T8617] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 638.334411][ T8617] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 638.334426][ T8617] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 638.334460][ T8617]
[ 638.334477][ T8617] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 639.137125][ T8621] loop0: detected capacity change from 0 to 32768
[ 639.152239][ T8621] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 639.160733][ T8621] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 639.172220][ T8621] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 639.188286][ T8621] CPU: 0 UID: 0 PID: 8621 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 639.188314][ T8621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 639.188328][ T8621] Call Trace:
[ 639.188338][ T8621]
[ 639.188346][ T8621] dump_stack_lvl+0x189/0x250
[ 639.188385][ T8621] ? __pfx_dump_stack_lvl+0x10/0x10
[ 639.188413][ T8621] ? gfs2_meta_read+0x775/0x8b0
[ 639.188441][ T8621] ? __pfx_gfs2_meta_read+0x10/0x10
[ 639.188469][ T8621] gfs2_withdraw+0xc3/0x1b0
[ 639.188499][ T8621] gfs2_meta_buffer+0x225/0x2e0
[ 639.188527][ T8621] inode_go_instantiate+0xe7/0x1310
[ 639.188556][ T8621] ? __pfx_bit_wait+0x10/0x10
[ 639.188582][ T8621] ? out_of_line_wait_on_bit+0x123/0x170
[ 639.188612][ T8621] ? __pfx_inode_go_instantiate+0x10/0x10
[ 639.188642][ T8621] ? __pfx_wake_bit_function+0x10/0x10
[ 639.188671][ T8621] gfs2_instantiate+0x168/0x220
[ 639.188703][ T8621] gfs2_glock_wait+0x1d4/0x2a0
[ 639.188736][ T8621] gfs2_lookupi+0x35b/0x5a0
[ 639.188773][ T8621] ? __pfx_gfs2_lookupi+0x10/0x10
[ 639.188807][ T8621] ? gfs2_lookup_meta+0xa7/0x170
[ 639.188835][ T8621] ? look_up_lock_class+0x74/0x170
[ 639.188867][ T8621] ? crc32_le+0x250/0x2c0
[ 639.188896][ T8621] gfs2_lookup_meta+0xa7/0x170
[ 639.188937][ T8621] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 639.188968][ T8621] ? __asan_memset+0x22/0x50
[ 639.189005][ T8621] init_journal+0x1a5/0x2180
[ 639.189036][ T8621] ? __pfx_number+0x10/0x10
[ 639.189062][ T8621] ? format_decode+0x5a3/0xe30
[ 639.189086][ T8621] ? __pfx_init_journal+0x10/0x10
[ 639.189114][ T8621] ? vsnprintf+0xe11/0xf00
[ 639.189145][ T8621] ? snprintf+0xda/0x120
[ 639.189171][ T8621] ? __pfx_snprintf+0x10/0x10
[ 639.189193][ T8621] ? gfs2_glock_nq_num+0x13d/0x170
[ 639.189228][ T8621] init_inodes+0xdb/0x320
[ 639.189259][ T8621] gfs2_fill_super+0x1aaa/0x2270
[ 639.189306][ T8621] ? __pfx_gfs2_fill_super+0x10/0x10
[ 639.189339][ T8621] ? init_locking+0xb8/0x210
[ 639.189366][ T8621] ? sb_set_blocksize+0x104/0x180
[ 639.189400][ T8621] ? setup_bdev_super+0x4c1/0x5b0
[ 639.189432][ T8621] get_tree_bdev_flags+0x40e/0x4d0
[ 639.189461][ T8621] ? __pfx_gfs2_fill_super+0x10/0x10
[ 639.189490][ T8621] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 639.189516][ T8621] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 639.189549][ T8621] gfs2_get_tree+0x51/0x1e0
[ 639.189582][ T8621] vfs_get_tree+0x92/0x2b0
[ 639.189612][ T8621] do_new_mount+0x302/0xa10
[ 639.189640][ T8621] ? apparmor_capable+0x137/0x1b0
[ 639.189668][ T8621] ? __pfx_do_new_mount+0x10/0x10
[ 639.189698][ T8621] ? ns_capable+0x8a/0xf0
[ 639.189729][ T8621] ? kmem_cache_free+0x19b/0x690
[ 639.189764][ T8621] __se_sys_mount+0x313/0x410
[ 639.189802][ T8621] ? __pfx___se_sys_mount+0x10/0x10
[ 639.189837][ T8621] ? do_syscall_64+0xbe/0xfa0
[ 639.189863][ T8621] ? __x64_sys_mount+0x20/0xc0
[ 639.189895][ T8621] do_syscall_64+0xfa/0xfa0
[ 639.189934][ T8621] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 639.189955][ T8621] ? clear_bhb_loop+0x60/0xb0
[ 639.189981][ T8621] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 639.190001][ T8621] RIP: 0033:0x7fca7fca63ea
[ 639.190021][ T8621] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 639.190040][ T8621] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 639.190065][ T8621] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 639.190081][ T8621] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 639.190097][ T8621] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 639.190112][ T8621] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 639.190126][ T8621] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 639.190160][ T8621]
[ 639.190178][ T8621] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 639.962617][ T8625] loop0: detected capacity change from 0 to 32768
[ 639.989322][ T8625] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 639.997923][ T8625] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 640.008420][ T8625] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 640.026053][ T8625] CPU: 0 UID: 0 PID: 8625 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 640.026093][ T8625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 640.026106][ T8625] Call Trace:
[ 640.026116][ T8625]
[ 640.026125][ T8625] dump_stack_lvl+0x189/0x250
[ 640.026163][ T8625] ? __pfx_dump_stack_lvl+0x10/0x10
[ 640.026193][ T8625] ? gfs2_meta_read+0x775/0x8b0
[ 640.026223][ T8625] ? __pfx_gfs2_meta_read+0x10/0x10
[ 640.026246][ T8625] ? queue_delayed_work_on+0x11a/0x280
[ 640.026282][ T8625] gfs2_withdraw+0xc3/0x1b0
[ 640.026313][ T8625] gfs2_meta_buffer+0x225/0x2e0
[ 640.026344][ T8625] inode_go_instantiate+0xe7/0x1310
[ 640.026390][ T8625] ? __pfx_inode_go_instantiate+0x10/0x10
[ 640.026423][ T8625] ? gfs2_glock_nq+0x886/0x1060
[ 640.026462][ T8625] gfs2_instantiate+0x168/0x220
[ 640.026494][ T8625] gfs2_glock_wait+0x1d4/0x2a0
[ 640.026527][ T8625] gfs2_lookupi+0x35b/0x5a0
[ 640.026565][ T8625] ? __pfx_gfs2_lookupi+0x10/0x10
[ 640.026600][ T8625] ? gfs2_lookup_meta+0xa7/0x170
[ 640.026628][ T8625] ? look_up_lock_class+0x74/0x170
[ 640.026661][ T8625] ? crc32_le+0x250/0x2c0
[ 640.026703][ T8625] gfs2_lookup_meta+0xa7/0x170
[ 640.026734][ T8625] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 640.026767][ T8625] ? __asan_memset+0x22/0x50
[ 640.026806][ T8625] init_journal+0x1a5/0x2180
[ 640.026839][ T8625] ? __pfx_number+0x10/0x10
[ 640.026866][ T8625] ? format_decode+0x5a3/0xe30
[ 640.026891][ T8625] ? __pfx_init_journal+0x10/0x10
[ 640.026920][ T8625] ? vsnprintf+0xe11/0xf00
[ 640.026952][ T8625] ? snprintf+0xda/0x120
[ 640.026978][ T8625] ? __pfx_snprintf+0x10/0x10
[ 640.027000][ T8625] ? gfs2_glock_nq_num+0x13d/0x170
[ 640.027036][ T8625] init_inodes+0xdb/0x320
[ 640.027075][ T8625] gfs2_fill_super+0x1aaa/0x2270
[ 640.027122][ T8625] ? __pfx_gfs2_fill_super+0x10/0x10
[ 640.027155][ T8625] ? init_locking+0xb8/0x210
[ 640.027180][ T8625] ? sb_set_blocksize+0x104/0x180
[ 640.027216][ T8625] ? setup_bdev_super+0x4c1/0x5b0
[ 640.027256][ T8625] get_tree_bdev_flags+0x40e/0x4d0
[ 640.027285][ T8625] ? __pfx_gfs2_fill_super+0x10/0x10
[ 640.027315][ T8625] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 640.027340][ T8625] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 640.027374][ T8625] gfs2_get_tree+0x51/0x1e0
[ 640.027405][ T8625] vfs_get_tree+0x92/0x2b0
[ 640.027436][ T8625] do_new_mount+0x302/0xa10
[ 640.027464][ T8625] ? apparmor_capable+0x137/0x1b0
[ 640.027494][ T8625] ? __pfx_do_new_mount+0x10/0x10
[ 640.027524][ T8625] ? ns_capable+0x8a/0xf0
[ 640.027556][ T8625] ? kmem_cache_free+0x19b/0x690
[ 640.027590][ T8625] __se_sys_mount+0x313/0x410
[ 640.027628][ T8625] ? __pfx___se_sys_mount+0x10/0x10
[ 640.027663][ T8625] ? do_syscall_64+0xbe/0xfa0
[ 640.027688][ T8625] ? __x64_sys_mount+0x20/0xc0
[ 640.027721][ T8625] do_syscall_64+0xfa/0xfa0
[ 640.027749][ T8625] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 640.027771][ T8625] ? clear_bhb_loop+0x60/0xb0
[ 640.027797][ T8625] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 640.027817][ T8625] RIP: 0033:0x7fca7fca63ea
[ 640.027838][ T8625] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 640.027857][ T8625] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 640.027881][ T8625] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 640.027898][ T8625] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 640.027913][ T8625] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 640.027929][ T8625] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 640.027943][ T8625] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 640.027978][ T8625]
[ 640.027994][ T8625] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 640.819562][ T8629] loop0: detected capacity change from 0 to 32768
[ 640.841393][ T8629] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 640.850406][ T8629] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 640.863424][ T8629] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 640.880512][ T8629] CPU: 1 UID: 0 PID: 8629 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 640.880543][ T8629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 640.880558][ T8629] Call Trace:
[ 640.880567][ T8629]
[ 640.880577][ T8629] dump_stack_lvl+0x189/0x250
[ 640.880617][ T8629] ? __pfx_dump_stack_lvl+0x10/0x10
[ 640.880644][ T8629] ? gfs2_meta_read+0x775/0x8b0
[ 640.880672][ T8629] ? __pfx_gfs2_meta_read+0x10/0x10
[ 640.880701][ T8629] gfs2_withdraw+0xc3/0x1b0
[ 640.880730][ T8629] gfs2_meta_buffer+0x225/0x2e0
[ 640.880759][ T8629] inode_go_instantiate+0xe7/0x1310
[ 640.880799][ T8629] ? __pfx_bit_wait+0x10/0x10
[ 640.880826][ T8629] ? out_of_line_wait_on_bit+0x123/0x170
[ 640.880857][ T8629] ? __pfx_inode_go_instantiate+0x10/0x10
[ 640.880888][ T8629] ? __pfx_wake_bit_function+0x10/0x10
[ 640.880917][ T8629] gfs2_instantiate+0x168/0x220
[ 640.880950][ T8629] gfs2_glock_wait+0x1d4/0x2a0
[ 640.880984][ T8629] gfs2_lookupi+0x35b/0x5a0
[ 640.881021][ T8629] ? __pfx_gfs2_lookupi+0x10/0x10
[ 640.881057][ T8629] ? gfs2_lookup_meta+0xa7/0x170
[ 640.881084][ T8629] ? look_up_lock_class+0x74/0x170
[ 640.881114][ T8629] ? crc32_le+0x250/0x2c0
[ 640.881140][ T8629] gfs2_lookup_meta+0xa7/0x170
[ 640.881170][ T8629] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 640.881202][ T8629] ? __asan_memset+0x22/0x50
[ 640.881241][ T8629] init_journal+0x1a5/0x2180
[ 640.881274][ T8629] ? __pfx_number+0x10/0x10
[ 640.881301][ T8629] ? format_decode+0x5a3/0xe30
[ 640.881326][ T8629] ? __pfx_init_journal+0x10/0x10
[ 640.881354][ T8629] ? vsnprintf+0xe11/0xf00
[ 640.881387][ T8629] ? snprintf+0xda/0x120
[ 640.881413][ T8629] ? __pfx_snprintf+0x10/0x10
[ 640.881434][ T8629] ? gfs2_glock_nq_num+0x13d/0x170
[ 640.881469][ T8629] init_inodes+0xdb/0x320
[ 640.881500][ T8629] gfs2_fill_super+0x1aaa/0x2270
[ 640.881558][ T8629] ? __pfx_gfs2_fill_super+0x10/0x10
[ 640.881591][ T8629] ? init_locking+0xb8/0x210
[ 640.881617][ T8629] ? sb_set_blocksize+0x104/0x180
[ 640.881652][ T8629] ? setup_bdev_super+0x4c1/0x5b0
[ 640.881680][ T8629] get_tree_bdev_flags+0x40e/0x4d0
[ 640.881706][ T8629] ? __pfx_gfs2_fill_super+0x10/0x10
[ 640.881732][ T8629] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 640.881754][ T8629] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 640.881872][ T8629] gfs2_get_tree+0x51/0x1e0
[ 640.881907][ T8629] vfs_get_tree+0x92/0x2b0
[ 640.881937][ T8629] do_new_mount+0x302/0xa10
[ 640.881964][ T8629] ? apparmor_capable+0x137/0x1b0
[ 640.881992][ T8629] ? __pfx_do_new_mount+0x10/0x10
[ 640.882017][ T8629] ? ns_capable+0x8a/0xf0
[ 640.882048][ T8629] ? kmem_cache_free+0x19b/0x690
[ 640.882082][ T8629] __se_sys_mount+0x313/0x410
[ 640.882118][ T8629] ? __pfx___se_sys_mount+0x10/0x10
[ 640.882152][ T8629] ? do_syscall_64+0xbe/0xfa0
[ 640.882177][ T8629] ? __x64_sys_mount+0x20/0xc0
[ 640.882209][ T8629] do_syscall_64+0xfa/0xfa0
[ 640.882235][ T8629] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 640.882256][ T8629] ? clear_bhb_loop+0x60/0xb0
[ 640.882286][ T8629] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 640.882307][ T8629] RIP: 0033:0x7fca7fca63ea
[ 640.882328][ T8629] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 640.882346][ T8629] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 640.882369][ T8629] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 640.882386][ T8629] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 640.882401][ T8629] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 640.882416][ T8629] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 640.882429][ T8629] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 640.882470][ T8629]
[ 641.269354][ T8629] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 641.668084][ T8633] loop0: detected capacity change from 0 to 32768
[ 641.687525][ T8633] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 641.696751][ T8633] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 641.710254][ T8633] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 641.727806][ T8633] CPU: 0 UID: 0 PID: 8633 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 641.727835][ T8633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 641.727850][ T8633] Call Trace:
[ 641.727859][ T8633]
[ 641.727870][ T8633] dump_stack_lvl+0x189/0x250
[ 641.727910][ T8633] ? __pfx_dump_stack_lvl+0x10/0x10
[ 641.727940][ T8633] ? gfs2_meta_read+0x775/0x8b0
[ 641.727970][ T8633] ? __pfx_gfs2_meta_read+0x10/0x10
[ 641.728055][ T8633] gfs2_withdraw+0xc3/0x1b0
[ 641.728087][ T8633] gfs2_meta_buffer+0x225/0x2e0
[ 641.728117][ T8633] inode_go_instantiate+0xe7/0x1310
[ 641.728146][ T8633] ? __pfx_bit_wait+0x10/0x10
[ 641.728174][ T8633] ? out_of_line_wait_on_bit+0x123/0x170
[ 641.728206][ T8633] ? __pfx_inode_go_instantiate+0x10/0x10
[ 641.728244][ T8633] ? __pfx_wake_bit_function+0x10/0x10
[ 641.728287][ T8633] gfs2_instantiate+0x168/0x220
[ 641.728320][ T8633] gfs2_glock_wait+0x1d4/0x2a0
[ 641.728354][ T8633] gfs2_lookupi+0x35b/0x5a0
[ 641.728392][ T8633] ? __pfx_gfs2_lookupi+0x10/0x10
[ 641.728426][ T8633] ? gfs2_lookup_meta+0xa7/0x170
[ 641.728455][ T8633] ? look_up_lock_class+0x74/0x170
[ 641.728486][ T8633] ? crc32_le+0x250/0x2c0
[ 641.728516][ T8633] gfs2_lookup_meta+0xa7/0x170
[ 641.728546][ T8633] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 641.728578][ T8633] ? __asan_memset+0x22/0x50
[ 641.728618][ T8633] init_journal+0x1a5/0x2180
[ 641.728651][ T8633] ? __pfx_number+0x10/0x10
[ 641.728678][ T8633] ? format_decode+0x5a3/0xe30
[ 641.728703][ T8633] ? __pfx_init_journal+0x10/0x10
[ 641.728732][ T8633] ? vsnprintf+0xe11/0xf00
[ 641.728831][ T8633] ? snprintf+0xda/0x120
[ 641.728868][ T8633] ? __pfx_snprintf+0x10/0x10
[ 641.728890][ T8633] ? gfs2_glock_nq_num+0x13d/0x170
[ 641.728954][ T8633] init_inodes+0xdb/0x320
[ 641.728985][ T8633] gfs2_fill_super+0x1aaa/0x2270
[ 641.729032][ T8633] ? __pfx_gfs2_fill_super+0x10/0x10
[ 641.729065][ T8633] ? init_locking+0xb8/0x210
[ 641.729092][ T8633] ? sb_set_blocksize+0x104/0x180
[ 641.729127][ T8633] ? setup_bdev_super+0x4c1/0x5b0
[ 641.729170][ T8633] get_tree_bdev_flags+0x40e/0x4d0
[ 641.729197][ T8633] ? __pfx_gfs2_fill_super+0x10/0x10
[ 641.729231][ T8633] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 641.729257][ T8633] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 641.729291][ T8633] gfs2_get_tree+0x51/0x1e0
[ 641.729324][ T8633] vfs_get_tree+0x92/0x2b0
[ 641.729355][ T8633] do_new_mount+0x302/0xa10
[ 641.729383][ T8633] ? apparmor_capable+0x137/0x1b0
[ 641.729413][ T8633] ? __pfx_do_new_mount+0x10/0x10
[ 641.729443][ T8633] ? ns_capable+0x8a/0xf0
[ 641.729475][ T8633] ? kmem_cache_free+0x19b/0x690
[ 641.729509][ T8633] __se_sys_mount+0x313/0x410
[ 641.729548][ T8633] ? __pfx___se_sys_mount+0x10/0x10
[ 641.729585][ T8633] ? do_syscall_64+0xbe/0xfa0
[ 641.729609][ T8633] ? __x64_sys_mount+0x20/0xc0
[ 641.729640][ T8633] do_syscall_64+0xfa/0xfa0
[ 641.729668][ T8633] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 641.729687][ T8633] ? clear_bhb_loop+0x60/0xb0
[ 641.729709][ T8633] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 641.729726][ T8633] RIP: 0033:0x7fca7fca63ea
[ 641.729744][ T8633] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 641.729760][ T8633] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 641.729782][ T8633] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 641.729799][ T8633] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 641.729815][ T8633] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 641.729830][ T8633] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 641.729849][ T8633] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 641.729885][ T8633]
[ 641.729903][ T8633] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 642.532463][ T8636] loop0: detected capacity change from 0 to 32768
[ 642.545330][ T8636] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 642.553967][ T8636] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 642.574799][ T8636] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 642.591441][ T8636] CPU: 1 UID: 0 PID: 8636 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 642.591471][ T8636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 642.591486][ T8636] Call Trace:
[ 642.591495][ T8636]
[ 642.591505][ T8636] dump_stack_lvl+0x189/0x250
[ 642.591546][ T8636] ? __pfx_dump_stack_lvl+0x10/0x10
[ 642.591576][ T8636] ? gfs2_meta_read+0x775/0x8b0
[ 642.591615][ T8636] ? __pfx_gfs2_meta_read+0x10/0x10
[ 642.591646][ T8636] gfs2_withdraw+0xc3/0x1b0
[ 642.591677][ T8636] gfs2_meta_buffer+0x225/0x2e0
[ 642.591706][ T8636] inode_go_instantiate+0xe7/0x1310
[ 642.591736][ T8636] ? __pfx_bit_wait+0x10/0x10
[ 642.591764][ T8636] ? out_of_line_wait_on_bit+0x123/0x170
[ 642.591795][ T8636] ? __pfx_inode_go_instantiate+0x10/0x10
[ 642.591827][ T8636] ? __pfx_wake_bit_function+0x10/0x10
[ 642.591856][ T8636] gfs2_instantiate+0x168/0x220
[ 642.591889][ T8636] gfs2_glock_wait+0x1d4/0x2a0
[ 642.591923][ T8636] gfs2_lookupi+0x35b/0x5a0
[ 642.591961][ T8636] ? __pfx_gfs2_lookupi+0x10/0x10
[ 642.591996][ T8636] ? gfs2_lookup_meta+0xa7/0x170
[ 642.592024][ T8636] ? look_up_lock_class+0x74/0x170
[ 642.592055][ T8636] ? crc32_le+0x250/0x2c0
[ 642.592085][ T8636] gfs2_lookup_meta+0xa7/0x170
[ 642.592116][ T8636] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 642.592149][ T8636] ? __asan_memset+0x22/0x50
[ 642.592188][ T8636] init_journal+0x1a5/0x2180
[ 642.592221][ T8636] ? __pfx_number+0x10/0x10
[ 642.592248][ T8636] ? format_decode+0x5a3/0xe30
[ 642.592276][ T8636] ? __pfx_init_journal+0x10/0x10
[ 642.592303][ T8636] ? vsnprintf+0xe11/0xf00
[ 642.592333][ T8636] ? snprintf+0xda/0x120
[ 642.592359][ T8636] ? __pfx_snprintf+0x10/0x10
[ 642.592381][ T8636] ? gfs2_glock_nq_num+0x13d/0x170
[ 642.592415][ T8636] init_inodes+0xdb/0x320
[ 642.592445][ T8636] gfs2_fill_super+0x1aaa/0x2270
[ 642.592490][ T8636] ? __pfx_gfs2_fill_super+0x10/0x10
[ 642.592522][ T8636] ? init_locking+0xb8/0x210
[ 642.592543][ T8636] ? sb_set_blocksize+0x104/0x180
[ 642.592571][ T8636] ? setup_bdev_super+0x4c1/0x5b0
[ 642.592603][ T8636] get_tree_bdev_flags+0x40e/0x4d0
[ 642.592626][ T8636] ? __pfx_gfs2_fill_super+0x10/0x10
[ 642.592649][ T8636] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 642.592669][ T8636] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 642.592695][ T8636] gfs2_get_tree+0x51/0x1e0
[ 642.592720][ T8636] vfs_get_tree+0x92/0x2b0
[ 642.592743][ T8636] do_new_mount+0x302/0xa10
[ 642.592765][ T8636] ? apparmor_capable+0x137/0x1b0
[ 642.592788][ T8636] ? __pfx_do_new_mount+0x10/0x10
[ 642.592811][ T8636] ? ns_capable+0x8a/0xf0
[ 642.592836][ T8636] ? kmem_cache_free+0x19b/0x690
[ 642.592864][ T8636] __se_sys_mount+0x313/0x410
[ 642.592893][ T8636] ? __pfx___se_sys_mount+0x10/0x10
[ 642.592921][ T8636] ? do_syscall_64+0xbe/0xfa0
[ 642.592941][ T8636] ? __x64_sys_mount+0x20/0xc0
[ 642.592967][ T8636] do_syscall_64+0xfa/0xfa0
[ 642.592989][ T8636] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 642.593006][ T8636] ? clear_bhb_loop+0x60/0xb0
[ 642.593026][ T8636] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 642.593042][ T8636] RIP: 0033:0x7fca7fca63ea
[ 642.593058][ T8636] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 642.593073][ T8636] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 642.593092][ T8636] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 642.593105][ T8636] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 642.593117][ T8636] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 642.593128][ T8636] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 642.593140][ T8636] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 642.593166][ T8636]
[ 642.976640][ T8636] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 643.361042][ T8640] loop0: detected capacity change from 0 to 32768
[ 643.395305][ T8640] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 643.404142][ T8640] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 643.415374][ T8640] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 643.432503][ T8640] CPU: 0 UID: 0 PID: 8640 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 643.432533][ T8640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 643.432548][ T8640] Call Trace:
[ 643.432556][ T8640]
[ 643.432567][ T8640] dump_stack_lvl+0x189/0x250
[ 643.432607][ T8640] ? __pfx_dump_stack_lvl+0x10/0x10
[ 643.432636][ T8640] ? gfs2_meta_read+0x775/0x8b0
[ 643.432665][ T8640] ? __pfx_gfs2_meta_read+0x10/0x10
[ 643.432695][ T8640] gfs2_withdraw+0xc3/0x1b0
[ 643.432725][ T8640] gfs2_meta_buffer+0x225/0x2e0
[ 643.432754][ T8640] inode_go_instantiate+0xe7/0x1310
[ 643.432784][ T8640] ? __pfx_bit_wait+0x10/0x10
[ 643.432819][ T8640] ? out_of_line_wait_on_bit+0x123/0x170
[ 643.432850][ T8640] ? __pfx_inode_go_instantiate+0x10/0x10
[ 643.432878][ T8640] ? __pfx_wake_bit_function+0x10/0x10
[ 643.432907][ T8640] gfs2_instantiate+0x168/0x220
[ 643.432940][ T8640] gfs2_glock_wait+0x1d4/0x2a0
[ 643.432973][ T8640] gfs2_lookupi+0x35b/0x5a0
[ 643.433011][ T8640] ? __pfx_gfs2_lookupi+0x10/0x10
[ 643.433044][ T8640] ? gfs2_lookup_meta+0xa7/0x170
[ 643.433072][ T8640] ? look_up_lock_class+0x74/0x170
[ 643.433103][ T8640] ? crc32_le+0x250/0x2c0
[ 643.433134][ T8640] gfs2_lookup_meta+0xa7/0x170
[ 643.433163][ T8640] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 643.433192][ T8640] ? __asan_memset+0x22/0x50
[ 643.433229][ T8640] init_journal+0x1a5/0x2180
[ 643.433260][ T8640] ? __pfx_number+0x10/0x10
[ 643.433286][ T8640] ? format_decode+0x5a3/0xe30
[ 643.433310][ T8640] ? __pfx_init_journal+0x10/0x10
[ 643.433336][ T8640] ? vsnprintf+0xe11/0xf00
[ 643.433368][ T8640] ? snprintf+0xda/0x120
[ 643.433393][ T8640] ? __pfx_snprintf+0x10/0x10
[ 643.433416][ T8640] ? gfs2_glock_nq_num+0x13d/0x170
[ 643.433453][ T8640] init_inodes+0xdb/0x320
[ 643.433485][ T8640] gfs2_fill_super+0x1aaa/0x2270
[ 643.433533][ T8640] ? __pfx_gfs2_fill_super+0x10/0x10
[ 643.433565][ T8640] ? init_locking+0xb8/0x210
[ 643.433591][ T8640] ? sb_set_blocksize+0x104/0x180
[ 643.433627][ T8640] ? setup_bdev_super+0x4c1/0x5b0
[ 643.433658][ T8640] get_tree_bdev_flags+0x40e/0x4d0
[ 643.433684][ T8640] ? __pfx_gfs2_fill_super+0x10/0x10
[ 643.433712][ T8640] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 643.433737][ T8640] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 643.433770][ T8640] gfs2_get_tree+0x51/0x1e0
[ 643.433813][ T8640] vfs_get_tree+0x92/0x2b0
[ 643.433844][ T8640] do_new_mount+0x302/0xa10
[ 643.433871][ T8640] ? apparmor_capable+0x137/0x1b0
[ 643.433901][ T8640] ? __pfx_do_new_mount+0x10/0x10
[ 643.433931][ T8640] ? ns_capable+0x8a/0xf0
[ 643.433961][ T8640] ? kmem_cache_free+0x19b/0x690
[ 643.433994][ T8640] __se_sys_mount+0x313/0x410
[ 643.434032][ T8640] ? __pfx___se_sys_mount+0x10/0x10
[ 643.434067][ T8640] ? do_syscall_64+0xbe/0xfa0
[ 643.434092][ T8640] ? __x64_sys_mount+0x20/0xc0
[ 643.434124][ T8640] do_syscall_64+0xfa/0xfa0
[ 643.434151][ T8640] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 643.434172][ T8640] ? clear_bhb_loop+0x60/0xb0
[ 643.434198][ T8640] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 643.434218][ T8640] RIP: 0033:0x7fca7fca63ea
[ 643.434238][ T8640] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 643.434256][ T8640] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 643.434279][ T8640] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 643.434295][ T8640] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 643.434310][ T8640] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 643.434324][ T8640] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 643.434339][ T8640] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 643.434373][ T8640]
[ 643.434389][ T8640] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 644.238330][ T8644] loop0: detected capacity change from 0 to 32768
[ 644.253966][ T8644] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 644.263063][ T8644] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 644.274011][ T8644] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 644.291080][ T8644] CPU: 1 UID: 0 PID: 8644 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 644.291112][ T8644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 644.291127][ T8644] Call Trace:
[ 644.291136][ T8644]
[ 644.291146][ T8644] dump_stack_lvl+0x189/0x250
[ 644.291185][ T8644] ? __pfx_dump_stack_lvl+0x10/0x10
[ 644.291214][ T8644] ? gfs2_meta_read+0x775/0x8b0
[ 644.291244][ T8644] ? __pfx_gfs2_meta_read+0x10/0x10
[ 644.291274][ T8644] gfs2_withdraw+0xc3/0x1b0
[ 644.291305][ T8644] gfs2_meta_buffer+0x225/0x2e0
[ 644.291336][ T8644] inode_go_instantiate+0xe7/0x1310
[ 644.291366][ T8644] ? __pfx_bit_wait+0x10/0x10
[ 644.291394][ T8644] ? out_of_line_wait_on_bit+0x123/0x170
[ 644.291425][ T8644] ? __pfx_inode_go_instantiate+0x10/0x10
[ 644.291456][ T8644] ? __pfx_wake_bit_function+0x10/0x10
[ 644.291500][ T8644] gfs2_instantiate+0x168/0x220
[ 644.291534][ T8644] gfs2_glock_wait+0x1d4/0x2a0
[ 644.291569][ T8644] gfs2_lookupi+0x35b/0x5a0
[ 644.291607][ T8644] ? __pfx_gfs2_lookupi+0x10/0x10
[ 644.291642][ T8644] ? gfs2_lookup_meta+0xa7/0x170
[ 644.291670][ T8644] ? look_up_lock_class+0x74/0x170
[ 644.291702][ T8644] ? crc32_le+0x250/0x2c0
[ 644.291732][ T8644] gfs2_lookup_meta+0xa7/0x170
[ 644.291763][ T8644] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 644.291795][ T8644] ? __asan_memset+0x22/0x50
[ 644.291835][ T8644] init_journal+0x1a5/0x2180
[ 644.291868][ T8644] ? __pfx_number+0x10/0x10
[ 644.291895][ T8644] ? format_decode+0x5a3/0xe30
[ 644.291920][ T8644] ? __pfx_init_journal+0x10/0x10
[ 644.291949][ T8644] ? vsnprintf+0xe11/0xf00
[ 644.291981][ T8644] ? snprintf+0xda/0x120
[ 644.292007][ T8644] ? __pfx_snprintf+0x10/0x10
[ 644.292030][ T8644] ? gfs2_glock_nq_num+0x13d/0x170
[ 644.292066][ T8644] init_inodes+0xdb/0x320
[ 644.292097][ T8644] gfs2_fill_super+0x1aaa/0x2270
[ 644.292144][ T8644] ? __pfx_gfs2_fill_super+0x10/0x10
[ 644.292177][ T8644] ? init_locking+0xb8/0x210
[ 644.292202][ T8644] ? sb_set_blocksize+0x104/0x180
[ 644.292238][ T8644] ? setup_bdev_super+0x4c1/0x5b0
[ 644.292274][ T8644] get_tree_bdev_flags+0x40e/0x4d0
[ 644.292300][ T8644] ? __pfx_gfs2_fill_super+0x10/0x10
[ 644.292328][ T8644] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 644.292352][ T8644] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 644.292382][ T8644] gfs2_get_tree+0x51/0x1e0
[ 644.292412][ T8644] vfs_get_tree+0x92/0x2b0
[ 644.292442][ T8644] do_new_mount+0x302/0xa10
[ 644.292469][ T8644] ? apparmor_capable+0x137/0x1b0
[ 644.292505][ T8644] ? __pfx_do_new_mount+0x10/0x10
[ 644.292534][ T8644] ? ns_capable+0x8a/0xf0
[ 644.292567][ T8644] ? kmem_cache_free+0x19b/0x690
[ 644.292602][ T8644] __se_sys_mount+0x313/0x410
[ 644.292640][ T8644] ? __pfx___se_sys_mount+0x10/0x10
[ 644.292675][ T8644] ? do_syscall_64+0xbe/0xfa0
[ 644.292700][ T8644] ? __x64_sys_mount+0x20/0xc0
[ 644.292732][ T8644] do_syscall_64+0xfa/0xfa0
[ 644.292760][ T8644] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 644.292781][ T8644] ? clear_bhb_loop+0x60/0xb0
[ 644.292807][ T8644] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 644.292827][ T8644] RIP: 0033:0x7fca7fca63ea
[ 644.292848][ T8644] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 644.292867][ T8644] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 644.292891][ T8644] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 644.292907][ T8644] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 644.292923][ T8644] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 644.292938][ T8644] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 644.292952][ T8644] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 644.292987][ T8644]
[ 644.680757][ T8644] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 645.080858][ T8647] loop0: detected capacity change from 0 to 32768
[ 645.113884][ T8647] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 645.122805][ T8647] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 645.133917][ T8647] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 645.152092][ T8647] CPU: 0 UID: 0 PID: 8647 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 645.152119][ T8647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 645.152133][ T8647] Call Trace:
[ 645.152143][ T8647]
[ 645.152153][ T8647] dump_stack_lvl+0x189/0x250
[ 645.152191][ T8647] ? __pfx_dump_stack_lvl+0x10/0x10
[ 645.152218][ T8647] ? gfs2_meta_read+0x775/0x8b0
[ 645.152247][ T8647] ? __pfx_gfs2_meta_read+0x10/0x10
[ 645.152279][ T8647] gfs2_withdraw+0xc3/0x1b0
[ 645.152309][ T8647] gfs2_meta_buffer+0x225/0x2e0
[ 645.152336][ T8647] inode_go_instantiate+0xe7/0x1310
[ 645.152364][ T8647] ? __pfx_bit_wait+0x10/0x10
[ 645.152389][ T8647] ? out_of_line_wait_on_bit+0x123/0x170
[ 645.152429][ T8647] ? __pfx_inode_go_instantiate+0x10/0x10
[ 645.152459][ T8647] ? __pfx_wake_bit_function+0x10/0x10
[ 645.152486][ T8647] gfs2_instantiate+0x168/0x220
[ 645.152512][ T8647] gfs2_glock_wait+0x1d4/0x2a0
[ 645.152539][ T8647] gfs2_lookupi+0x35b/0x5a0
[ 645.152569][ T8647] ? __pfx_gfs2_lookupi+0x10/0x10
[ 645.152596][ T8647] ? gfs2_lookup_meta+0xa7/0x170
[ 645.152618][ T8647] ? look_up_lock_class+0x74/0x170
[ 645.152643][ T8647] ? crc32_le+0x250/0x2c0
[ 645.152669][ T8647] gfs2_lookup_meta+0xa7/0x170
[ 645.152693][ T8647] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 645.152718][ T8647] ? __asan_memset+0x22/0x50
[ 645.152749][ T8647] init_journal+0x1a5/0x2180
[ 645.152775][ T8647] ? __pfx_number+0x10/0x10
[ 645.152795][ T8647] ? format_decode+0x5a3/0xe30
[ 645.152814][ T8647] ? __pfx_init_journal+0x10/0x10
[ 645.152837][ T8647] ? vsnprintf+0xe11/0xf00
[ 645.152862][ T8647] ? snprintf+0xda/0x120
[ 645.152882][ T8647] ? __pfx_snprintf+0x10/0x10
[ 645.152899][ T8647] ? gfs2_glock_nq_num+0x13d/0x170
[ 645.152927][ T8647] init_inodes+0xdb/0x320
[ 645.152951][ T8647] gfs2_fill_super+0x1aaa/0x2270
[ 645.152987][ T8647] ? __pfx_gfs2_fill_super+0x10/0x10
[ 645.153012][ T8647] ? init_locking+0xb8/0x210
[ 645.153033][ T8647] ? sb_set_blocksize+0x104/0x180
[ 645.153061][ T8647] ? setup_bdev_super+0x4c1/0x5b0
[ 645.153087][ T8647] get_tree_bdev_flags+0x40e/0x4d0
[ 645.153109][ T8647] ? __pfx_gfs2_fill_super+0x10/0x10
[ 645.153132][ T8647] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 645.153152][ T8647] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 645.153177][ T8647] gfs2_get_tree+0x51/0x1e0
[ 645.153202][ T8647] vfs_get_tree+0x92/0x2b0
[ 645.153227][ T8647] do_new_mount+0x302/0xa10
[ 645.153248][ T8647] ? apparmor_capable+0x137/0x1b0
[ 645.153272][ T8647] ? __pfx_do_new_mount+0x10/0x10
[ 645.153295][ T8647] ? ns_capable+0x8a/0xf0
[ 645.153320][ T8647] ? kmem_cache_free+0x19b/0x690
[ 645.153347][ T8647] __se_sys_mount+0x313/0x410
[ 645.153376][ T8647] ? __pfx___se_sys_mount+0x10/0x10
[ 645.153409][ T8647] ? do_syscall_64+0xbe/0xfa0
[ 645.153429][ T8647] ? __x64_sys_mount+0x20/0xc0
[ 645.153455][ T8647] do_syscall_64+0xfa/0xfa0
[ 645.153477][ T8647] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 645.153494][ T8647] ? clear_bhb_loop+0x60/0xb0
[ 645.153514][ T8647] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 645.153530][ T8647] RIP: 0033:0x7fca7fca63ea
[ 645.153547][ T8647] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 645.153561][ T8647] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 645.153580][ T8647] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 645.153593][ T8647] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 645.153605][ T8647] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 645.153617][ T8647] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 645.153628][ T8647] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 645.153656][ T8647]
[ 645.543002][ T8647] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 645.960755][ T8650] loop0: detected capacity change from 0 to 32768
[ 646.004062][ T8650] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 646.012520][ T8650] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 646.025397][ T8650] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 646.042665][ T8650] CPU: 0 UID: 0 PID: 8650 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 646.042696][ T8650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 646.042710][ T8650] Call Trace:
[ 646.042719][ T8650]
[ 646.042729][ T8650] dump_stack_lvl+0x189/0x250
[ 646.042770][ T8650] ? __pfx_dump_stack_lvl+0x10/0x10
[ 646.042799][ T8650] ? gfs2_meta_read+0x775/0x8b0
[ 646.042829][ T8650] ? __pfx_gfs2_meta_read+0x10/0x10
[ 646.042860][ T8650] gfs2_withdraw+0xc3/0x1b0
[ 646.042891][ T8650] gfs2_meta_buffer+0x225/0x2e0
[ 646.042921][ T8650] inode_go_instantiate+0xe7/0x1310
[ 646.042951][ T8650] ? __pfx_bit_wait+0x10/0x10
[ 646.042978][ T8650] ? out_of_line_wait_on_bit+0x123/0x170
[ 646.043009][ T8650] ? __pfx_inode_go_instantiate+0x10/0x10
[ 646.043040][ T8650] ? __pfx_wake_bit_function+0x10/0x10
[ 646.043069][ T8650] gfs2_instantiate+0x168/0x220
[ 646.043102][ T8650] gfs2_glock_wait+0x1d4/0x2a0
[ 646.043137][ T8650] gfs2_lookupi+0x35b/0x5a0
[ 646.043174][ T8650] ? __pfx_gfs2_lookupi+0x10/0x10
[ 646.043209][ T8650] ? gfs2_lookup_meta+0xa7/0x170
[ 646.043244][ T8650] ? crc32_le+0x250/0x2c0
[ 646.043274][ T8650] gfs2_lookup_meta+0xa7/0x170
[ 646.043305][ T8650] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 646.043337][ T8650] ? __asan_memset+0x22/0x50
[ 646.043375][ T8650] init_journal+0x1a5/0x2180
[ 646.043427][ T8650] ? __pfx_number+0x10/0x10
[ 646.043453][ T8650] ? format_decode+0x5a3/0xe30
[ 646.043478][ T8650] ? __pfx_init_journal+0x10/0x10
[ 646.043507][ T8650] ? vsnprintf+0xe11/0xf00
[ 646.043539][ T8650] ? snprintf+0xda/0x120
[ 646.043566][ T8650] ? __pfx_snprintf+0x10/0x10
[ 646.043588][ T8650] ? gfs2_glock_nq_num+0x13d/0x170
[ 646.043625][ T8650] init_inodes+0xdb/0x320
[ 646.043657][ T8650] gfs2_fill_super+0x1aaa/0x2270
[ 646.043703][ T8650] ? __pfx_gfs2_fill_super+0x10/0x10
[ 646.043736][ T8650] ? init_locking+0xb8/0x210
[ 646.043762][ T8650] ? sb_set_blocksize+0x104/0x180
[ 646.043798][ T8650] ? setup_bdev_super+0x4c1/0x5b0
[ 646.043831][ T8650] get_tree_bdev_flags+0x40e/0x4d0
[ 646.043859][ T8650] ? __pfx_gfs2_fill_super+0x10/0x10
[ 646.043888][ T8650] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 646.043914][ T8650] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 646.043946][ T8650] gfs2_get_tree+0x51/0x1e0
[ 646.043978][ T8650] vfs_get_tree+0x92/0x2b0
[ 646.044008][ T8650] do_new_mount+0x302/0xa10
[ 646.044036][ T8650] ? apparmor_capable+0x137/0x1b0
[ 646.044065][ T8650] ? __pfx_do_new_mount+0x10/0x10
[ 646.044095][ T8650] ? ns_capable+0x8a/0xf0
[ 646.044125][ T8650] ? kmem_cache_free+0x19b/0x690
[ 646.044159][ T8650] __se_sys_mount+0x313/0x410
[ 646.044196][ T8650] ? __pfx___se_sys_mount+0x10/0x10
[ 646.044232][ T8650] ? do_syscall_64+0xbe/0xfa0
[ 646.044257][ T8650] ? __x64_sys_mount+0x20/0xc0
[ 646.044290][ T8650] do_syscall_64+0xfa/0xfa0
[ 646.044318][ T8650] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 646.044339][ T8650] ? clear_bhb_loop+0x60/0xb0
[ 646.044364][ T8650] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 646.044392][ T8650] RIP: 0033:0x7fca7fca63ea
[ 646.044412][ T8650] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 646.044430][ T8650] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 646.044454][ T8650] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 646.044471][ T8650] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 646.044487][ T8650] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 646.044502][ T8650] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 646.044516][ T8650] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 646.044551][ T8650]
[ 646.044566][ T8650] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 646.955744][ T8653] loop0: detected capacity change from 0 to 32768
[ 646.980905][ T8653] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 646.989399][ T8653] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 646.999713][ T8653] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 647.015496][ T8653] CPU: 1 UID: 0 PID: 8653 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 647.015527][ T8653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 647.015541][ T8653] Call Trace:
[ 647.015550][ T8653]
[ 647.015561][ T8653] dump_stack_lvl+0x189/0x250
[ 647.015602][ T8653] ? __pfx_dump_stack_lvl+0x10/0x10
[ 647.015631][ T8653] ? gfs2_meta_read+0x775/0x8b0
[ 647.015662][ T8653] ? __pfx_gfs2_meta_read+0x10/0x10
[ 647.015692][ T8653] gfs2_withdraw+0xc3/0x1b0
[ 647.015723][ T8653] gfs2_meta_buffer+0x225/0x2e0
[ 647.015754][ T8653] inode_go_instantiate+0xe7/0x1310
[ 647.015784][ T8653] ? __pfx_bit_wait+0x10/0x10
[ 647.015812][ T8653] ? out_of_line_wait_on_bit+0x123/0x170
[ 647.015844][ T8653] ? __pfx_inode_go_instantiate+0x10/0x10
[ 647.015875][ T8653] ? __pfx_wake_bit_function+0x10/0x10
[ 647.015905][ T8653] gfs2_instantiate+0x168/0x220
[ 647.015938][ T8653] gfs2_glock_wait+0x1d4/0x2a0
[ 647.015973][ T8653] gfs2_lookupi+0x35b/0x5a0
[ 647.016009][ T8653] ? __pfx_gfs2_lookupi+0x10/0x10
[ 647.016044][ T8653] ? gfs2_lookup_meta+0xa7/0x170
[ 647.016072][ T8653] ? look_up_lock_class+0x74/0x170
[ 647.016104][ T8653] ? crc32_le+0x250/0x2c0
[ 647.016135][ T8653] gfs2_lookup_meta+0xa7/0x170
[ 647.016165][ T8653] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 647.016197][ T8653] ? __asan_memset+0x22/0x50
[ 647.016244][ T8653] init_journal+0x1a5/0x2180
[ 647.016277][ T8653] ? __pfx_number+0x10/0x10
[ 647.016304][ T8653] ? format_decode+0x5a3/0xe30
[ 647.016329][ T8653] ? __pfx_init_journal+0x10/0x10
[ 647.016363][ T8653] ? vsnprintf+0xe11/0xf00
[ 647.016395][ T8653] ? snprintf+0xda/0x120
[ 647.016422][ T8653] ? __pfx_snprintf+0x10/0x10
[ 647.016444][ T8653] ? gfs2_glock_nq_num+0x13d/0x170
[ 647.016480][ T8653] init_inodes+0xdb/0x320
[ 647.016512][ T8653] gfs2_fill_super+0x1aaa/0x2270
[ 647.016558][ T8653] ? __pfx_gfs2_fill_super+0x10/0x10
[ 647.016591][ T8653] ? init_locking+0xb8/0x210
[ 647.016617][ T8653] ? sb_set_blocksize+0x104/0x180
[ 647.016653][ T8653] ? setup_bdev_super+0x4c1/0x5b0
[ 647.016685][ T8653] get_tree_bdev_flags+0x40e/0x4d0
[ 647.016712][ T8653] ? __pfx_gfs2_fill_super+0x10/0x10
[ 647.016742][ T8653] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 647.016768][ T8653] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 647.016801][ T8653] gfs2_get_tree+0x51/0x1e0
[ 647.016834][ T8653] vfs_get_tree+0x92/0x2b0
[ 647.016864][ T8653] do_new_mount+0x302/0xa10
[ 647.016892][ T8653] ? apparmor_capable+0x137/0x1b0
[ 647.016922][ T8653] ? __pfx_do_new_mount+0x10/0x10
[ 647.016952][ T8653] ? ns_capable+0x8a/0xf0
[ 647.016983][ T8653] ? kmem_cache_free+0x19b/0x690
[ 647.017018][ T8653] __se_sys_mount+0x313/0x410
[ 647.017055][ T8653] ? __pfx___se_sys_mount+0x10/0x10
[ 647.017090][ T8653] ? do_syscall_64+0xbe/0xfa0
[ 647.017116][ T8653] ? __x64_sys_mount+0x20/0xc0
[ 647.017148][ T8653] do_syscall_64+0xfa/0xfa0
[ 647.017176][ T8653] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 647.017197][ T8653] ? clear_bhb_loop+0x60/0xb0
[ 647.017250][ T8653] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 647.017271][ T8653] RIP: 0033:0x7fca7fca63ea
[ 647.017291][ T8653] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 647.017309][ T8653] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 647.017333][ T8653] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 647.017349][ T8653] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 647.017365][ T8653] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 647.017380][ T8653] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 647.017394][ T8653] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 647.017429][ T8653]
[ 647.017444][ T8653] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 647.818005][ T8656] loop0: detected capacity change from 0 to 32768
[ 647.838773][ T8656] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 647.847766][ T8656] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 647.858346][ T8656] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 647.874066][ T8656] CPU: 0 UID: 0 PID: 8656 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 647.874095][ T8656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 647.874108][ T8656] Call Trace:
[ 647.874119][ T8656]
[ 647.874129][ T8656] dump_stack_lvl+0x189/0x250
[ 647.874170][ T8656] ? __pfx_dump_stack_lvl+0x10/0x10
[ 647.874209][ T8656] ? gfs2_meta_read+0x775/0x8b0
[ 647.874240][ T8656] ? __pfx_gfs2_meta_read+0x10/0x10
[ 647.874269][ T8656] gfs2_withdraw+0xc3/0x1b0
[ 647.874301][ T8656] gfs2_meta_buffer+0x225/0x2e0
[ 647.874330][ T8656] inode_go_instantiate+0xe7/0x1310
[ 647.874360][ T8656] ? __pfx_bit_wait+0x10/0x10
[ 647.874388][ T8656] ? out_of_line_wait_on_bit+0x123/0x170
[ 647.874419][ T8656] ? __pfx_inode_go_instantiate+0x10/0x10
[ 647.874449][ T8656] ? __pfx_wake_bit_function+0x10/0x10
[ 647.874478][ T8656] gfs2_instantiate+0x168/0x220
[ 647.874512][ T8656] gfs2_glock_wait+0x1d4/0x2a0
[ 647.874547][ T8656] gfs2_lookupi+0x35b/0x5a0
[ 647.874585][ T8656] ? __pfx_gfs2_lookupi+0x10/0x10
[ 647.874619][ T8656] ? gfs2_lookup_meta+0xa7/0x170
[ 647.874648][ T8656] ? look_up_lock_class+0x74/0x170
[ 647.874680][ T8656] ? crc32_le+0x250/0x2c0
[ 647.874710][ T8656] gfs2_lookup_meta+0xa7/0x170
[ 647.874740][ T8656] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 647.874771][ T8656] ? __asan_memset+0x22/0x50
[ 647.874810][ T8656] init_journal+0x1a5/0x2180
[ 647.874844][ T8656] ? __pfx_number+0x10/0x10
[ 647.874870][ T8656] ? format_decode+0x5a3/0xe30
[ 647.874896][ T8656] ? __pfx_init_journal+0x10/0x10
[ 647.874925][ T8656] ? vsnprintf+0xe11/0xf00
[ 647.874957][ T8656] ? snprintf+0xda/0x120
[ 647.874983][ T8656] ? __pfx_snprintf+0x10/0x10
[ 647.875006][ T8656] ? gfs2_glock_nq_num+0x13d/0x170
[ 647.875041][ T8656] init_inodes+0xdb/0x320
[ 647.875073][ T8656] gfs2_fill_super+0x1aaa/0x2270
[ 647.875120][ T8656] ? __pfx_gfs2_fill_super+0x10/0x10
[ 647.875152][ T8656] ? init_locking+0xb8/0x210
[ 647.875178][ T8656] ? sb_set_blocksize+0x104/0x180
[ 647.875221][ T8656] ? setup_bdev_super+0x4c1/0x5b0
[ 647.875253][ T8656] get_tree_bdev_flags+0x40e/0x4d0
[ 647.875281][ T8656] ? __pfx_gfs2_fill_super+0x10/0x10
[ 647.875310][ T8656] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 647.875336][ T8656] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 647.875370][ T8656] gfs2_get_tree+0x51/0x1e0
[ 647.875399][ T8656] vfs_get_tree+0x92/0x2b0
[ 647.875427][ T8656] do_new_mount+0x302/0xa10
[ 647.875454][ T8656] ? apparmor_capable+0x137/0x1b0
[ 647.875483][ T8656] ? __pfx_do_new_mount+0x10/0x10
[ 647.875513][ T8656] ? ns_capable+0x8a/0xf0
[ 647.875544][ T8656] ? kmem_cache_free+0x19b/0x690
[ 647.875579][ T8656] __se_sys_mount+0x313/0x410
[ 647.875616][ T8656] ? __pfx___se_sys_mount+0x10/0x10
[ 647.875649][ T8656] ? do_syscall_64+0xbe/0xfa0
[ 647.875672][ T8656] ? __x64_sys_mount+0x20/0xc0
[ 647.875703][ T8656] do_syscall_64+0xfa/0xfa0
[ 647.875730][ T8656] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 647.875751][ T8656] ? clear_bhb_loop+0x60/0xb0
[ 647.875778][ T8656] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 647.875798][ T8656] RIP: 0033:0x7fca7fca63ea
[ 647.875818][ T8656] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 647.875835][ T8656] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 647.875858][ T8656] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 647.875875][ T8656] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 647.875890][ T8656] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 647.875905][ T8656] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 647.875919][ T8656] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 647.875954][ T8656]
[ 647.875968][ T8656] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 648.682203][ T8659] loop0: detected capacity change from 0 to 32768
[ 648.707772][ T8659] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 648.716371][ T8659] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 648.727493][ T8659] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 648.743755][ T8659] CPU: 1 UID: 0 PID: 8659 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 648.743785][ T8659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 648.743800][ T8659] Call Trace:
[ 648.743809][ T8659]
[ 648.743819][ T8659] dump_stack_lvl+0x189/0x250
[ 648.743859][ T8659] ? __pfx_dump_stack_lvl+0x10/0x10
[ 648.743889][ T8659] ? gfs2_meta_read+0x775/0x8b0
[ 648.743919][ T8659] ? __pfx_gfs2_meta_read+0x10/0x10
[ 648.743950][ T8659] gfs2_withdraw+0xc3/0x1b0
[ 648.743980][ T8659] gfs2_meta_buffer+0x225/0x2e0
[ 648.744010][ T8659] inode_go_instantiate+0xe7/0x1310
[ 648.744040][ T8659] ? __pfx_bit_wait+0x10/0x10
[ 648.744068][ T8659] ? out_of_line_wait_on_bit+0x123/0x170
[ 648.744100][ T8659] ? __pfx_inode_go_instantiate+0x10/0x10
[ 648.744131][ T8659] ? __pfx_wake_bit_function+0x10/0x10
[ 648.744160][ T8659] gfs2_instantiate+0x168/0x220
[ 648.744204][ T8659] gfs2_glock_wait+0x1d4/0x2a0
[ 648.744239][ T8659] gfs2_lookupi+0x35b/0x5a0
[ 648.744276][ T8659] ? __pfx_gfs2_lookupi+0x10/0x10
[ 648.744311][ T8659] ? gfs2_lookup_meta+0xa7/0x170
[ 648.744339][ T8659] ? look_up_lock_class+0x74/0x170
[ 648.744371][ T8659] ? crc32_le+0x250/0x2c0
[ 648.744401][ T8659] gfs2_lookup_meta+0xa7/0x170
[ 648.744432][ T8659] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 648.744464][ T8659] ? __asan_memset+0x22/0x50
[ 648.744503][ T8659] init_journal+0x1a5/0x2180
[ 648.744537][ T8659] ? __pfx_number+0x10/0x10
[ 648.744563][ T8659] ? format_decode+0x5a3/0xe30
[ 648.744588][ T8659] ? __pfx_init_journal+0x10/0x10
[ 648.744617][ T8659] ? vsnprintf+0xe11/0xf00
[ 648.744649][ T8659] ? snprintf+0xda/0x120
[ 648.744674][ T8659] ? __pfx_snprintf+0x10/0x10
[ 648.744696][ T8659] ? gfs2_glock_nq_num+0x13d/0x170
[ 648.744731][ T8659] init_inodes+0xdb/0x320
[ 648.744762][ T8659] gfs2_fill_super+0x1aaa/0x2270
[ 648.744808][ T8659] ? __pfx_gfs2_fill_super+0x10/0x10
[ 648.744840][ T8659] ? init_locking+0xb8/0x210
[ 648.744867][ T8659] ? sb_set_blocksize+0x104/0x180
[ 648.744902][ T8659] ? setup_bdev_super+0x4c1/0x5b0
[ 648.744934][ T8659] get_tree_bdev_flags+0x40e/0x4d0
[ 648.744962][ T8659] ? __pfx_gfs2_fill_super+0x10/0x10
[ 648.744991][ T8659] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 648.745017][ T8659] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 648.745050][ T8659] gfs2_get_tree+0x51/0x1e0
[ 648.745083][ T8659] vfs_get_tree+0x92/0x2b0
[ 648.745113][ T8659] do_new_mount+0x302/0xa10
[ 648.745142][ T8659] ? apparmor_capable+0x137/0x1b0
[ 648.745180][ T8659] ? __pfx_do_new_mount+0x10/0x10
[ 648.745210][ T8659] ? ns_capable+0x8a/0xf0
[ 648.745241][ T8659] ? kmem_cache_free+0x19b/0x690
[ 648.745276][ T8659] __se_sys_mount+0x313/0x410
[ 648.745314][ T8659] ? __pfx___se_sys_mount+0x10/0x10
[ 648.745349][ T8659] ? do_syscall_64+0xbe/0xfa0
[ 648.745375][ T8659] ? __x64_sys_mount+0x20/0xc0
[ 648.745408][ T8659] do_syscall_64+0xfa/0xfa0
[ 648.745436][ T8659] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 648.745457][ T8659] ? clear_bhb_loop+0x60/0xb0
[ 648.745484][ T8659] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 648.745504][ T8659] RIP: 0033:0x7fca7fca63ea
[ 648.745525][ T8659] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 648.745543][ T8659] RSP: 002b:00007fff383067f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 648.745566][ T8659] RAX: ffffffffffffffda RBX: 00007fff38306810 RCX: 00007fca7fca63ea
[ 648.745582][ T8659] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007fff38306810
[ 648.745598][ T8659] RBP: 0000200000012500 R08: 00007fff38306850 R09: 00000000000125b9
[ 648.745613][ T8659] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 648.745626][ T8659] R13: 0000000000000004 R14: 0000000000000003 R15: 00007fff38306850
[ 648.745661][ T8659]
[ 648.745676][ T8659] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 649.534527][ T8662] loop0: detected capacity change from 0 to 32768
[ 649.550553][ T8662] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 649.559344][ T8662] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 649.570645][ T8662] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 2073 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 496
[ 649.587810][ T8662] CPU: 0 UID: 0 PID: 8662 Comm: syz-executor378 Not tainted syzkaller #0 PREEMPT(full)
[ 649.587840][ T8662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 649.587854][ T8662] Call Trace:
[ 649.587864][ T8662]
[ 649.587874][ T8662] dump_stack_lvl+0x189/0x250
[ 649.587915][ T8662] ? __pfx_dump_stack_lvl+0x10/0x10
[ 649.587945][ T8662] ? gfs2_meta_read+0x775/0x8b0
[ 649.587974][ T8662] ? __pfx_gfs2_meta_read+0x10/0x10
[ 649.588005][ T8662] gfs2_withdraw+0xc3/0x1b0
[ 649.588035][ T8662] gfs2_meta_buffer+0x225/0x2e0
[ 649.588066][ T8662] inode_go_instantiate+0xe7/0x1310
[ 649.588096][ T8662] ? __pfx_bit_wait+0x10/0x10
[ 649.588123][ T8662] ? out_of_line_wait_on_bit+0x123/0x170
[ 649.588155][ T8662] ? __pfx_inode_go_instantiate+0x10/0x10
[ 649.588185][ T8662] ? __pfx_wake_bit_function+0x10/0x10
[ 649.588215][ T8662] gfs2_instantiate+0x168/0x220
[ 649.588249][ T8662] gfs2_glock_wait+0x1d4/0x2a0
[ 649.588291][ T8662] gfs2_lookupi+0x35b/0x5a0
[ 649.588329][ T8662] ? __pfx_gfs2_lookupi+0x10/0x10
[ 649.588364][ T8662] ? gfs2_lookup_meta+0xa7/0x170
[ 649.588392][ T8662] ? look_up_lock_class+0x74/0x170
[ 649.588424][ T8662] ? crc32_le+0x250/0x2c0
[ 649.588454][ T8662] gfs2_lookup_meta+0xa7/0x170
[ 649.588485][ T8662] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 649.588517][ T8662] ? __asan_memset+0x22/0x50
[ 649.588556][ T8662] init_journal+0x1a5/0x2180
[ 649.588589][ T8662] ? __pfx_number+0x10/0x10
[ 649.588616][ T8662] ? format_decode+0x5a3/0xe30
[ 649.588641][ T8662] ? __pfx_init_journal+0x10/0x10
[ 649.588669][ T8662] ? vsnprintf+0xe11/0xf00
[ 649.588702][ T8662] ? snprintf+0xda/0x120
[ 649.588729][ T8662] ? __pfx_snprintf+0x10/0x10
[ 649.588751][ T8662] ? gfs2_glock_nq_num+0x13d/0x170
[ 649.588787][ T8662] init_inodes+0xdb/0x320
[ 649.588819][ T8662] gfs2_fill_super+0x1aaa/0x2270
[ 649.588865][ T8662] ? __pfx_gfs2_fill_super+0x10/0x10