] ? __pfx_gfs2_meta_read+0x10/0x10
[ 585.788202][ T8812] gfs2_withdraw+0xc3/0x1b0
[ 585.788226][ T8812] gfs2_meta_buffer+0x225/0x2e0
[ 585.788250][ T8812] inode_go_instantiate+0xe7/0x1310
[ 585.788273][ T8812] ? __pfx_bit_wait+0x10/0x10
[ 585.788295][ T8812] ? out_of_line_wait_on_bit+0x123/0x170
[ 585.788320][ T8812] ? __pfx_inode_go_instantiate+0x10/0x10
[ 585.788346][ T8812] ? __pfx_wake_bit_function+0x10/0x10
[ 585.788371][ T8812] gfs2_instantiate+0x168/0x220
[ 585.788398][ T8812] gfs2_glock_wait+0x1d4/0x2a0
[ 585.788424][ T8812] gfs2_lookupi+0x35b/0x5a0
[ 585.788452][ T8812] ? __pfx_gfs2_lookupi+0x10/0x10
[ 585.788478][ T8812] ? gfs2_lookup_meta+0xa7/0x170
[ 585.788499][ T8812] ? look_up_lock_class+0x74/0x170
[ 585.788524][ T8812] ? crc32_le+0x250/0x2c0
[ 585.788549][ T8812] gfs2_lookup_meta+0xa7/0x170
[ 585.788573][ T8812] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 585.788598][ T8812] ? __asan_memset+0x22/0x50
[ 585.788629][ T8812] init_journal+0x1a5/0x2180
[ 585.788654][ T8812] ? __pfx_number+0x10/0x10
[ 585.788677][ T8812] ? format_decode+0x5a3/0xe30
[ 585.788698][ T8812] ? __pfx_init_journal+0x10/0x10
[ 585.788719][ T8812] ? vsnprintf+0xe11/0xf00
[ 585.788747][ T8812] ? snprintf+0xda/0x120
[ 585.788770][ T8812] ? __pfx_snprintf+0x10/0x10
[ 585.788789][ T8812] ? gfs2_glock_nq_num+0x13d/0x170
[ 585.788817][ T8812] init_inodes+0xdb/0x320
[ 585.788843][ T8812] gfs2_fill_super+0x1aaa/0x2270
[ 585.788876][ T8812] ? __pfx_gfs2_fill_super+0x10/0x10
[ 585.788899][ T8812] ? init_locking+0xb8/0x210
[ 585.788919][ T8812] ? sb_set_blocksize+0x104/0x180
[ 585.788944][ T8812] ? setup_bdev_super+0x4c1/0x5b0
[ 585.788966][ T8812] get_tree_bdev_flags+0x40e/0x4d0
[ 585.788984][ T8812] ? __pfx_gfs2_fill_super+0x10/0x10
[ 585.789003][ T8812] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 585.789020][ T8812] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 585.789048][ T8812] gfs2_get_tree+0x51/0x1e0
[ 585.789072][ T8812] vfs_get_tree+0x92/0x2b0
[ 585.789095][ T8812] do_new_mount+0x302/0xa10
[ 585.789115][ T8812] ? apparmor_capable+0x137/0x1b0
[ 585.789139][ T8812] ? __pfx_do_new_mount+0x10/0x10
[ 585.789171][ T8812] ? ns_capable+0x8a/0xf0
[ 585.789193][ T8812] ? kmem_cache_free+0x19b/0x690
[ 585.789228][ T8812] __se_sys_mount+0x313/0x410
[ 585.789259][ T8812] ? __pfx___se_sys_mount+0x10/0x10
[ 585.789286][ T8812] ? do_syscall_64+0xbe/0xfa0
[ 585.789305][ T8812] ? __x64_sys_mount+0x20/0xc0
[ 585.789331][ T8812] do_syscall_64+0xfa/0xfa0
[ 585.789352][ T8812] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 585.789369][ T8812] ? clear_bhb_loop+0x60/0xb0
[ 585.789390][ T8812] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 585.789406][ T8812] RIP: 0033:0x7f1a64cdda6a
[ 585.789422][ T8812] 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
[ 585.789436][ T8812] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 585.789454][ T8812] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 585.789466][ T8812] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 585.789488][ T8812] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 585.789500][ T8812] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 585.789511][ T8812] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 585.789541][ T8812]
[ 585.789555][ T8812] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 586.494777][ T8815] loop0: detected capacity change from 0 to 32768
[ 586.517565][ T8815] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 586.525839][ T8815] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 586.536731][ T8815] 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
[ 586.552630][ T8815] CPU: 0 UID: 0 PID: 8815 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 586.552655][ T8815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 586.552666][ T8815] Call Trace:
[ 586.552674][ T8815]
[ 586.552682][ T8815] dump_stack_lvl+0x189/0x250
[ 586.552710][ T8815] ? __pfx_dump_stack_lvl+0x10/0x10
[ 586.552731][ T8815] ? gfs2_meta_read+0x775/0x8b0
[ 586.552754][ T8815] ? __pfx_gfs2_meta_read+0x10/0x10
[ 586.552778][ T8815] gfs2_withdraw+0xc3/0x1b0
[ 586.552801][ T8815] gfs2_meta_buffer+0x225/0x2e0
[ 586.552825][ T8815] inode_go_instantiate+0xe7/0x1310
[ 586.552849][ T8815] ? __pfx_bit_wait+0x10/0x10
[ 586.552882][ T8815] ? out_of_line_wait_on_bit+0x123/0x170
[ 586.552905][ T8815] ? __pfx_inode_go_instantiate+0x10/0x10
[ 586.552928][ T8815] ? __pfx_wake_bit_function+0x10/0x10
[ 586.552953][ T8815] gfs2_instantiate+0x168/0x220
[ 586.552977][ T8815] gfs2_glock_wait+0x1d4/0x2a0
[ 586.553003][ T8815] gfs2_lookupi+0x35b/0x5a0
[ 586.553032][ T8815] ? __pfx_gfs2_lookupi+0x10/0x10
[ 586.553059][ T8815] ? gfs2_lookup_meta+0xa7/0x170
[ 586.553081][ T8815] ? look_up_lock_class+0x74/0x170
[ 586.553117][ T8815] ? crc32_le+0x250/0x2c0
[ 586.553211][ T8815] gfs2_lookup_meta+0xa7/0x170
[ 586.553235][ T8815] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 586.553260][ T8815] ? __asan_memset+0x22/0x50
[ 586.553293][ T8815] init_journal+0x1a5/0x2180
[ 586.553319][ T8815] ? __pfx_number+0x10/0x10
[ 586.553342][ T8815] ? format_decode+0x5a3/0xe30
[ 586.553363][ T8815] ? __pfx_init_journal+0x10/0x10
[ 586.553382][ T8815] ? vsnprintf+0xe11/0xf00
[ 586.553405][ T8815] ? snprintf+0xda/0x120
[ 586.553428][ T8815] ? __pfx_snprintf+0x10/0x10
[ 586.553446][ T8815] ? gfs2_glock_nq_num+0x13d/0x170
[ 586.553474][ T8815] init_inodes+0xdb/0x320
[ 586.553500][ T8815] gfs2_fill_super+0x1aaa/0x2270
[ 586.553540][ T8815] ? __pfx_gfs2_fill_super+0x10/0x10
[ 586.553567][ T8815] ? init_locking+0xb8/0x210
[ 586.553586][ T8815] ? sb_set_blocksize+0x104/0x180
[ 586.553614][ T8815] ? setup_bdev_super+0x4c1/0x5b0
[ 586.553634][ T8815] get_tree_bdev_flags+0x40e/0x4d0
[ 586.553652][ T8815] ? __pfx_gfs2_fill_super+0x10/0x10
[ 586.553671][ T8815] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 586.553688][ T8815] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 586.553715][ T8815] gfs2_get_tree+0x51/0x1e0
[ 586.553740][ T8815] vfs_get_tree+0x92/0x2b0
[ 586.553764][ T8815] do_new_mount+0x302/0xa10
[ 586.553786][ T8815] ? apparmor_capable+0x137/0x1b0
[ 586.553813][ T8815] ? __pfx_do_new_mount+0x10/0x10
[ 586.553836][ T8815] ? ns_capable+0x8a/0xf0
[ 586.553861][ T8815] ? kmem_cache_free+0x19b/0x690
[ 586.553892][ T8815] __se_sys_mount+0x313/0x410
[ 586.553921][ T8815] ? __pfx___se_sys_mount+0x10/0x10
[ 586.553948][ T8815] ? do_syscall_64+0xbe/0xfa0
[ 586.553968][ T8815] ? __x64_sys_mount+0x20/0xc0
[ 586.553995][ T8815] do_syscall_64+0xfa/0xfa0
[ 586.554017][ T8815] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 586.554035][ T8815] ? clear_bhb_loop+0x60/0xb0
[ 586.554056][ T8815] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 586.554073][ T8815] RIP: 0033:0x7f1a64cdda6a
[ 586.554092][ T8815] 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
[ 586.554106][ T8815] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 586.554133][ T8815] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 586.554146][ T8815] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 586.554159][ T8815] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 586.554172][ T8815] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 586.554183][ T8815] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 586.554216][ T8815]
[ 586.926342][ T8815] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 587.248977][ T8818] loop0: detected capacity change from 0 to 32768
[ 587.284431][ T8818] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 587.292715][ T8818] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 587.305615][ T8818] 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
[ 587.323166][ T8818] CPU: 1 UID: 0 PID: 8818 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 587.323189][ T8818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 587.323200][ T8818] Call Trace:
[ 587.323208][ T8818]
[ 587.323216][ T8818] dump_stack_lvl+0x189/0x250
[ 587.323249][ T8818] ? __pfx_dump_stack_lvl+0x10/0x10
[ 587.323271][ T8818] ? gfs2_meta_read+0x775/0x8b0
[ 587.323297][ T8818] ? __pfx_gfs2_meta_read+0x10/0x10
[ 587.323322][ T8818] gfs2_withdraw+0xc3/0x1b0
[ 587.323353][ T8818] gfs2_meta_buffer+0x225/0x2e0
[ 587.323378][ T8818] inode_go_instantiate+0xe7/0x1310
[ 587.323401][ T8818] ? __pfx_bit_wait+0x10/0x10
[ 587.323421][ T8818] ? out_of_line_wait_on_bit+0x123/0x170
[ 587.323447][ T8818] ? __pfx_inode_go_instantiate+0x10/0x10
[ 587.323470][ T8818] ? __pfx_wake_bit_function+0x10/0x10
[ 587.323492][ T8818] gfs2_instantiate+0x168/0x220
[ 587.323515][ T8818] gfs2_glock_wait+0x1d4/0x2a0
[ 587.323539][ T8818] gfs2_lookupi+0x35b/0x5a0
[ 587.323568][ T8818] ? __pfx_gfs2_lookupi+0x10/0x10
[ 587.323594][ T8818] ? gfs2_lookup_meta+0xa7/0x170
[ 587.323617][ T8818] ? look_up_lock_class+0x74/0x170
[ 587.323641][ T8818] ? crc32_le+0x250/0x2c0
[ 587.323663][ T8818] gfs2_lookup_meta+0xa7/0x170
[ 587.323685][ T8818] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 587.323708][ T8818] ? __asan_memset+0x22/0x50
[ 587.323745][ T8818] init_journal+0x1a5/0x2180
[ 587.323770][ T8818] ? __pfx_number+0x10/0x10
[ 587.323792][ T8818] ? format_decode+0x5a3/0xe30
[ 587.323813][ T8818] ? __pfx_init_journal+0x10/0x10
[ 587.323835][ T8818] ? vsnprintf+0xe11/0xf00
[ 587.323863][ T8818] ? snprintf+0xda/0x120
[ 587.323885][ T8818] ? __pfx_snprintf+0x10/0x10
[ 587.323904][ T8818] ? gfs2_glock_nq_num+0x13d/0x170
[ 587.323931][ T8818] init_inodes+0xdb/0x320
[ 587.323955][ T8818] gfs2_fill_super+0x1aaa/0x2270
[ 587.323994][ T8818] ? __pfx_gfs2_fill_super+0x10/0x10
[ 587.324021][ T8818] ? init_locking+0xb8/0x210
[ 587.324041][ T8818] ? sb_set_blocksize+0x104/0x180
[ 587.324067][ T8818] ? setup_bdev_super+0x4c1/0x5b0
[ 587.324093][ T8818] get_tree_bdev_flags+0x40e/0x4d0
[ 587.324113][ T8818] ? __pfx_gfs2_fill_super+0x10/0x10
[ 587.324136][ T8818] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 587.324154][ T8818] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 587.324184][ T8818] gfs2_get_tree+0x51/0x1e0
[ 587.324208][ T8818] vfs_get_tree+0x92/0x2b0
[ 587.324229][ T8818] do_new_mount+0x302/0xa10
[ 587.324248][ T8818] ? apparmor_capable+0x137/0x1b0
[ 587.324269][ T8818] ? __pfx_do_new_mount+0x10/0x10
[ 587.324290][ T8818] ? ns_capable+0x8a/0xf0
[ 587.324313][ T8818] ? kmem_cache_free+0x19b/0x690
[ 587.324338][ T8818] __se_sys_mount+0x313/0x410
[ 587.324374][ T8818] ? __pfx___se_sys_mount+0x10/0x10
[ 587.324402][ T8818] ? do_syscall_64+0xbe/0xfa0
[ 587.324421][ T8818] ? __x64_sys_mount+0x20/0xc0
[ 587.324447][ T8818] do_syscall_64+0xfa/0xfa0
[ 587.324465][ T8818] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 587.324482][ T8818] ? clear_bhb_loop+0x60/0xb0
[ 587.324501][ T8818] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 587.324517][ T8818] RIP: 0033:0x7f1a64cdda6a
[ 587.324534][ T8818] 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
[ 587.324547][ T8818] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 587.324566][ T8818] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 587.324579][ T8818] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 587.324592][ T8818] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 587.324604][ T8818] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 587.324615][ T8818] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 587.324647][ T8818]
[ 587.698183][ T8818] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 588.020974][ T8821] loop0: detected capacity change from 0 to 32768
[ 588.041462][ T8821] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 588.050210][ T8821] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 588.060521][ T8821] 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
[ 588.076119][ T8821] CPU: 0 UID: 0 PID: 8821 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 588.076143][ T8821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 588.076155][ T8821] Call Trace:
[ 588.076165][ T8821]
[ 588.076173][ T8821] dump_stack_lvl+0x189/0x250
[ 588.076205][ T8821] ? __pfx_dump_stack_lvl+0x10/0x10
[ 588.076228][ T8821] ? gfs2_meta_read+0x775/0x8b0
[ 588.076254][ T8821] ? __pfx_gfs2_meta_read+0x10/0x10
[ 588.076278][ T8821] gfs2_withdraw+0xc3/0x1b0
[ 588.076300][ T8821] gfs2_meta_buffer+0x225/0x2e0
[ 588.076324][ T8821] inode_go_instantiate+0xe7/0x1310
[ 588.076348][ T8821] ? __pfx_bit_wait+0x10/0x10
[ 588.076369][ T8821] ? out_of_line_wait_on_bit+0x123/0x170
[ 588.076393][ T8821] ? __pfx_inode_go_instantiate+0x10/0x10
[ 588.076419][ T8821] ? __pfx_wake_bit_function+0x10/0x10
[ 588.076445][ T8821] gfs2_instantiate+0x168/0x220
[ 588.076469][ T8821] gfs2_glock_wait+0x1d4/0x2a0
[ 588.076496][ T8821] gfs2_lookupi+0x35b/0x5a0
[ 588.076525][ T8821] ? __pfx_gfs2_lookupi+0x10/0x10
[ 588.076552][ T8821] ? gfs2_lookup_meta+0xa7/0x170
[ 588.076572][ T8821] ? look_up_lock_class+0x74/0x170
[ 588.076597][ T8821] ? crc32_le+0x250/0x2c0
[ 588.076622][ T8821] gfs2_lookup_meta+0xa7/0x170
[ 588.076645][ T8821] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 588.076671][ T8821] ? __asan_memset+0x22/0x50
[ 588.076702][ T8821] init_journal+0x1a5/0x2180
[ 588.076728][ T8821] ? __pfx_number+0x10/0x10
[ 588.076751][ T8821] ? format_decode+0x5a3/0xe30
[ 588.076772][ T8821] ? __pfx_init_journal+0x10/0x10
[ 588.076794][ T8821] ? vsnprintf+0xe11/0xf00
[ 588.076824][ T8821] ? snprintf+0xda/0x120
[ 588.076847][ T8821] ? __pfx_snprintf+0x10/0x10
[ 588.076866][ T8821] ? gfs2_glock_nq_num+0x13d/0x170
[ 588.076894][ T8821] init_inodes+0xdb/0x320
[ 588.076919][ T8821] gfs2_fill_super+0x1aaa/0x2270
[ 588.076957][ T8821] ? __pfx_gfs2_fill_super+0x10/0x10
[ 588.076984][ T8821] ? init_locking+0xb8/0x210
[ 588.077004][ T8821] ? sb_set_blocksize+0x104/0x180
[ 588.077032][ T8821] ? setup_bdev_super+0x4c1/0x5b0
[ 588.077058][ T8821] get_tree_bdev_flags+0x40e/0x4d0
[ 588.077086][ T8821] ? __pfx_gfs2_fill_super+0x10/0x10
[ 588.077106][ T8821] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 588.077122][ T8821] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 588.077149][ T8821] gfs2_get_tree+0x51/0x1e0
[ 588.077173][ T8821] vfs_get_tree+0x92/0x2b0
[ 588.077198][ T8821] do_new_mount+0x302/0xa10
[ 588.077220][ T8821] ? apparmor_capable+0x137/0x1b0
[ 588.077246][ T8821] ? __pfx_do_new_mount+0x10/0x10
[ 588.077269][ T8821] ? ns_capable+0x8a/0xf0
[ 588.077292][ T8821] ? kmem_cache_free+0x19b/0x690
[ 588.077317][ T8821] __se_sys_mount+0x313/0x410
[ 588.077345][ T8821] ? __pfx___se_sys_mount+0x10/0x10
[ 588.077370][ T8821] ? do_syscall_64+0xbe/0xfa0
[ 588.077387][ T8821] ? __x64_sys_mount+0x20/0xc0
[ 588.077411][ T8821] do_syscall_64+0xfa/0xfa0
[ 588.077431][ T8821] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 588.077448][ T8821] ? clear_bhb_loop+0x60/0xb0
[ 588.077469][ T8821] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 588.077486][ T8821] RIP: 0033:0x7f1a64cdda6a
[ 588.077501][ T8821] 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
[ 588.077514][ T8821] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 588.077532][ T8821] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 588.077545][ T8821] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 588.077558][ T8821] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 588.077570][ T8821] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 588.077582][ T8821] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 588.077615][ T8821]
[ 588.077629][ T8821] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 588.817546][ T8824] loop0: detected capacity change from 0 to 32768
[ 588.845075][ T8824] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 588.853385][ T8824] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 588.863284][ T8824] 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
[ 588.878773][ T8824] CPU: 1 UID: 0 PID: 8824 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 588.878800][ T8824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 588.878812][ T8824] Call Trace:
[ 588.878820][ T8824]
[ 588.878828][ T8824] dump_stack_lvl+0x189/0x250
[ 588.878860][ T8824] ? __pfx_dump_stack_lvl+0x10/0x10
[ 588.878881][ T8824] ? gfs2_meta_read+0x775/0x8b0
[ 588.878907][ T8824] ? __pfx_gfs2_meta_read+0x10/0x10
[ 588.878933][ T8824] gfs2_withdraw+0xc3/0x1b0
[ 588.878958][ T8824] gfs2_meta_buffer+0x225/0x2e0
[ 588.878981][ T8824] inode_go_instantiate+0xe7/0x1310
[ 588.879005][ T8824] ? __pfx_bit_wait+0x10/0x10
[ 588.879027][ T8824] ? out_of_line_wait_on_bit+0x123/0x170
[ 588.879052][ T8824] ? __pfx_inode_go_instantiate+0x10/0x10
[ 588.879076][ T8824] ? __pfx_wake_bit_function+0x10/0x10
[ 588.879102][ T8824] gfs2_instantiate+0x168/0x220
[ 588.879129][ T8824] gfs2_glock_wait+0x1d4/0x2a0
[ 588.879156][ T8824] gfs2_lookupi+0x35b/0x5a0
[ 588.879187][ T8824] ? __pfx_gfs2_lookupi+0x10/0x10
[ 588.879214][ T8824] ? gfs2_lookup_meta+0xa7/0x170
[ 588.879235][ T8824] ? look_up_lock_class+0x74/0x170
[ 588.879267][ T8824] ? crc32_le+0x250/0x2c0
[ 588.879290][ T8824] gfs2_lookup_meta+0xa7/0x170
[ 588.879314][ T8824] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 588.879338][ T8824] ? __asan_memset+0x22/0x50
[ 588.879371][ T8824] init_journal+0x1a5/0x2180
[ 588.879398][ T8824] ? __pfx_number+0x10/0x10
[ 588.879421][ T8824] ? format_decode+0x5a3/0xe30
[ 588.879442][ T8824] ? __pfx_init_journal+0x10/0x10
[ 588.879464][ T8824] ? vsnprintf+0xe11/0xf00
[ 588.879493][ T8824] ? snprintf+0xda/0x120
[ 588.879514][ T8824] ? __pfx_snprintf+0x10/0x10
[ 588.879533][ T8824] ? gfs2_glock_nq_num+0x13d/0x170
[ 588.879562][ T8824] init_inodes+0xdb/0x320
[ 588.879588][ T8824] gfs2_fill_super+0x1aaa/0x2270
[ 588.879627][ T8824] ? __pfx_gfs2_fill_super+0x10/0x10
[ 588.879654][ T8824] ? init_locking+0xb8/0x210
[ 588.879674][ T8824] ? sb_set_blocksize+0x104/0x180
[ 588.879700][ T8824] ? setup_bdev_super+0x4c1/0x5b0
[ 588.879725][ T8824] get_tree_bdev_flags+0x40e/0x4d0
[ 588.879747][ T8824] ? __pfx_gfs2_fill_super+0x10/0x10
[ 588.879770][ T8824] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 588.879789][ T8824] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 588.879820][ T8824] gfs2_get_tree+0x51/0x1e0
[ 588.879846][ T8824] vfs_get_tree+0x92/0x2b0
[ 588.879871][ T8824] do_new_mount+0x302/0xa10
[ 588.879892][ T8824] ? apparmor_capable+0x137/0x1b0
[ 588.879917][ T8824] ? __pfx_do_new_mount+0x10/0x10
[ 588.879940][ T8824] ? ns_capable+0x8a/0xf0
[ 588.879965][ T8824] ? kmem_cache_free+0x19b/0x690
[ 588.879995][ T8824] __se_sys_mount+0x313/0x410
[ 588.880024][ T8824] ? __pfx___se_sys_mount+0x10/0x10
[ 588.880053][ T8824] ? do_syscall_64+0xbe/0xfa0
[ 588.880073][ T8824] ? __x64_sys_mount+0x20/0xc0
[ 588.880098][ T8824] do_syscall_64+0xfa/0xfa0
[ 588.880119][ T8824] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 588.880136][ T8824] ? clear_bhb_loop+0x60/0xb0
[ 588.880156][ T8824] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 588.880173][ T8824] RIP: 0033:0x7f1a64cdda6a
[ 588.880191][ T8824] 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
[ 588.880205][ T8824] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 588.880224][ T8824] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 588.880238][ T8824] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 588.880284][ T8824] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 588.880296][ T8824] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 588.880307][ T8824] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 588.880336][ T8824]
[ 588.880350][ T8824] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 589.560657][ T8827] loop0: detected capacity change from 0 to 32768
[ 589.575850][ T8827] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 589.584743][ T8827] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 589.602340][ T8827] 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
[ 589.618220][ T8827] CPU: 0 UID: 0 PID: 8827 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 589.618244][ T8827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 589.618256][ T8827] Call Trace:
[ 589.618264][ T8827]
[ 589.618272][ T8827] dump_stack_lvl+0x189/0x250
[ 589.618304][ T8827] ? __pfx_dump_stack_lvl+0x10/0x10
[ 589.618326][ T8827] ? gfs2_meta_read+0x775/0x8b0
[ 589.618350][ T8827] ? __pfx_gfs2_meta_read+0x10/0x10
[ 589.618376][ T8827] gfs2_withdraw+0xc3/0x1b0
[ 589.618399][ T8827] gfs2_meta_buffer+0x225/0x2e0
[ 589.618424][ T8827] inode_go_instantiate+0xe7/0x1310
[ 589.618448][ T8827] ? __pfx_bit_wait+0x10/0x10
[ 589.618469][ T8827] ? out_of_line_wait_on_bit+0x123/0x170
[ 589.618494][ T8827] ? __pfx_inode_go_instantiate+0x10/0x10
[ 589.618518][ T8827] ? __pfx_wake_bit_function+0x10/0x10
[ 589.618543][ T8827] gfs2_instantiate+0x168/0x220
[ 589.618569][ T8827] gfs2_glock_wait+0x1d4/0x2a0
[ 589.618595][ T8827] gfs2_lookupi+0x35b/0x5a0
[ 589.618626][ T8827] ? __pfx_gfs2_lookupi+0x10/0x10
[ 589.618653][ T8827] ? gfs2_lookup_meta+0xa7/0x170
[ 589.618674][ T8827] ? look_up_lock_class+0x74/0x170
[ 589.618699][ T8827] ? crc32_le+0x250/0x2c0
[ 589.618723][ T8827] gfs2_lookup_meta+0xa7/0x170
[ 589.618746][ T8827] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 589.618771][ T8827] ? __asan_memset+0x22/0x50
[ 589.618802][ T8827] init_journal+0x1a5/0x2180
[ 589.618828][ T8827] ? __pfx_number+0x10/0x10
[ 589.618850][ T8827] ? format_decode+0x5a3/0xe30
[ 589.618871][ T8827] ? __pfx_init_journal+0x10/0x10
[ 589.618892][ T8827] ? vsnprintf+0xe11/0xf00
[ 589.618928][ T8827] ? snprintf+0xda/0x120
[ 589.618950][ T8827] ? __pfx_snprintf+0x10/0x10
[ 589.618968][ T8827] ? gfs2_glock_nq_num+0x13d/0x170
[ 589.618995][ T8827] init_inodes+0xdb/0x320
[ 589.619020][ T8827] gfs2_fill_super+0x1aaa/0x2270
[ 589.619059][ T8827] ? __pfx_gfs2_fill_super+0x10/0x10
[ 589.619085][ T8827] ? init_locking+0xb8/0x210
[ 589.619105][ T8827] ? sb_set_blocksize+0x104/0x180
[ 589.619132][ T8827] ? setup_bdev_super+0x4c1/0x5b0
[ 589.619156][ T8827] get_tree_bdev_flags+0x40e/0x4d0
[ 589.619177][ T8827] ? __pfx_gfs2_fill_super+0x10/0x10
[ 589.619200][ T8827] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 589.619219][ T8827] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 589.619248][ T8827] gfs2_get_tree+0x51/0x1e0
[ 589.619274][ T8827] vfs_get_tree+0x92/0x2b0
[ 589.619298][ T8827] do_new_mount+0x302/0xa10
[ 589.619319][ T8827] ? apparmor_capable+0x137/0x1b0
[ 589.619344][ T8827] ? __pfx_do_new_mount+0x10/0x10
[ 589.619367][ T8827] ? ns_capable+0x8a/0xf0
[ 589.619391][ T8827] ? kmem_cache_free+0x19b/0x690
[ 589.619421][ T8827] __se_sys_mount+0x313/0x410
[ 589.619450][ T8827] ? __pfx___se_sys_mount+0x10/0x10
[ 589.619478][ T8827] ? do_syscall_64+0xbe/0xfa0
[ 589.619498][ T8827] ? __x64_sys_mount+0x20/0xc0
[ 589.619524][ T8827] do_syscall_64+0xfa/0xfa0
[ 589.619545][ T8827] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 589.619563][ T8827] ? clear_bhb_loop+0x60/0xb0
[ 589.619584][ T8827] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 589.619600][ T8827] RIP: 0033:0x7f1a64cdda6a
[ 589.619617][ T8827] 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
[ 589.619631][ T8827] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 589.619649][ T8827] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 589.619662][ T8827] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 589.619675][ T8827] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 589.619687][ T8827] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 589.619699][ T8827] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 589.619729][ T8827]
[ 589.619743][ T8827] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 590.317714][ T8830] loop0: detected capacity change from 0 to 32768
[ 590.339707][ T8830] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 590.348482][ T8830] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 590.359067][ T8830] 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
[ 590.375334][ T8830] CPU: 1 UID: 0 PID: 8830 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 590.375360][ T8830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 590.375372][ T8830] Call Trace:
[ 590.375380][ T8830]
[ 590.375388][ T8830] dump_stack_lvl+0x189/0x250
[ 590.375419][ T8830] ? __pfx_dump_stack_lvl+0x10/0x10
[ 590.375441][ T8830] ? gfs2_meta_read+0x775/0x8b0
[ 590.375467][ T8830] ? __pfx_gfs2_meta_read+0x10/0x10
[ 590.375494][ T8830] gfs2_withdraw+0xc3/0x1b0
[ 590.375519][ T8830] gfs2_meta_buffer+0x225/0x2e0
[ 590.375545][ T8830] inode_go_instantiate+0xe7/0x1310
[ 590.375569][ T8830] ? __pfx_bit_wait+0x10/0x10
[ 590.375589][ T8830] ? out_of_line_wait_on_bit+0x123/0x170
[ 590.375614][ T8830] ? __pfx_inode_go_instantiate+0x10/0x10
[ 590.375638][ T8830] ? __pfx_wake_bit_function+0x10/0x10
[ 590.375662][ T8830] gfs2_instantiate+0x168/0x220
[ 590.375688][ T8830] gfs2_glock_wait+0x1d4/0x2a0
[ 590.375713][ T8830] gfs2_lookupi+0x35b/0x5a0
[ 590.375743][ T8830] ? __pfx_gfs2_lookupi+0x10/0x10
[ 590.375770][ T8830] ? gfs2_lookup_meta+0xa7/0x170
[ 590.375792][ T8830] ? look_up_lock_class+0x74/0x170
[ 590.375827][ T8830] ? crc32_le+0x250/0x2c0
[ 590.375851][ T8830] gfs2_lookup_meta+0xa7/0x170
[ 590.375874][ T8830] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 590.375898][ T8830] ? __asan_memset+0x22/0x50
[ 590.375929][ T8830] init_journal+0x1a5/0x2180
[ 590.375956][ T8830] ? __pfx_number+0x10/0x10
[ 590.375979][ T8830] ? format_decode+0x5a3/0xe30
[ 590.376001][ T8830] ? __pfx_init_journal+0x10/0x10
[ 590.376023][ T8830] ? vsnprintf+0xe11/0xf00
[ 590.376054][ T8830] ? snprintf+0xda/0x120
[ 590.376075][ T8830] ? __pfx_snprintf+0x10/0x10
[ 590.376089][ T8830] ? gfs2_glock_nq_num+0x13d/0x170
[ 590.376109][ T8830] init_inodes+0xdb/0x320
[ 590.376128][ T8830] gfs2_fill_super+0x1aaa/0x2270
[ 590.376165][ T8830] ? __pfx_gfs2_fill_super+0x10/0x10
[ 590.376190][ T8830] ? init_locking+0xb8/0x210
[ 590.376209][ T8830] ? sb_set_blocksize+0x104/0x180
[ 590.376237][ T8830] ? setup_bdev_super+0x4c1/0x5b0
[ 590.376262][ T8830] get_tree_bdev_flags+0x40e/0x4d0
[ 590.376284][ T8830] ? __pfx_gfs2_fill_super+0x10/0x10
[ 590.376306][ T8830] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 590.376325][ T8830] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 590.376353][ T8830] gfs2_get_tree+0x51/0x1e0
[ 590.376379][ T8830] vfs_get_tree+0x92/0x2b0
[ 590.376403][ T8830] do_new_mount+0x302/0xa10
[ 590.376424][ T8830] ? apparmor_capable+0x137/0x1b0
[ 590.376450][ T8830] ? __pfx_do_new_mount+0x10/0x10
[ 590.376473][ T8830] ? ns_capable+0x8a/0xf0
[ 590.376498][ T8830] ? kmem_cache_free+0x19b/0x690
[ 590.376527][ T8830] __se_sys_mount+0x313/0x410
[ 590.376556][ T8830] ? __pfx___se_sys_mount+0x10/0x10
[ 590.376583][ T8830] ? do_syscall_64+0xbe/0xfa0
[ 590.376602][ T8830] ? __x64_sys_mount+0x20/0xc0
[ 590.376629][ T8830] do_syscall_64+0xfa/0xfa0
[ 590.376651][ T8830] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 590.376669][ T8830] ? clear_bhb_loop+0x60/0xb0
[ 590.376691][ T8830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 590.376708][ T8830] RIP: 0033:0x7f1a64cdda6a
[ 590.376726][ T8830] 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
[ 590.376738][ T8830] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 590.376757][ T8830] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 590.376771][ T8830] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 590.376783][ T8830] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 590.376796][ T8830] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 590.376809][ T8830] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 590.376850][ T8830]
[ 590.376864][ T8830] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 591.055971][ T8833] loop0: detected capacity change from 0 to 32768
[ 591.078010][ T8833] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 591.086362][ T8833] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 591.097729][ T8833] 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
[ 591.113443][ T8833] CPU: 0 UID: 0 PID: 8833 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 591.113468][ T8833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 591.113479][ T8833] Call Trace:
[ 591.113487][ T8833]
[ 591.113495][ T8833] dump_stack_lvl+0x189/0x250
[ 591.113528][ T8833] ? __pfx_dump_stack_lvl+0x10/0x10
[ 591.113551][ T8833] ? gfs2_meta_read+0x775/0x8b0
[ 591.113577][ T8833] ? __pfx_gfs2_meta_read+0x10/0x10
[ 591.113607][ T8833] gfs2_withdraw+0xc3/0x1b0
[ 591.113628][ T8833] gfs2_meta_buffer+0x225/0x2e0
[ 591.113651][ T8833] inode_go_instantiate+0xe7/0x1310
[ 591.113672][ T8833] ? __pfx_bit_wait+0x10/0x10
[ 591.113691][ T8833] ? out_of_line_wait_on_bit+0x123/0x170
[ 591.113715][ T8833] ? __pfx_inode_go_instantiate+0x10/0x10
[ 591.113739][ T8833] ? __pfx_wake_bit_function+0x10/0x10
[ 591.113765][ T8833] gfs2_instantiate+0x168/0x220
[ 591.113791][ T8833] gfs2_glock_wait+0x1d4/0x2a0
[ 591.113817][ T8833] gfs2_lookupi+0x35b/0x5a0
[ 591.113848][ T8833] ? __pfx_gfs2_lookupi+0x10/0x10
[ 591.113875][ T8833] ? gfs2_lookup_meta+0xa7/0x170
[ 591.113896][ T8833] ? look_up_lock_class+0x74/0x170
[ 591.113927][ T8833] ? crc32_le+0x250/0x2c0
[ 591.113951][ T8833] gfs2_lookup_meta+0xa7/0x170
[ 591.113975][ T8833] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 591.114000][ T8833] ? __asan_memset+0x22/0x50
[ 591.114032][ T8833] init_journal+0x1a5/0x2180
[ 591.114064][ T8833] ? __pfx_number+0x10/0x10
[ 591.114084][ T8833] ? format_decode+0x5a3/0xe30
[ 591.114104][ T8833] ? __pfx_init_journal+0x10/0x10
[ 591.114125][ T8833] ? vsnprintf+0xe11/0xf00
[ 591.114153][ T8833] ? snprintf+0xda/0x120
[ 591.114175][ T8833] ? __pfx_snprintf+0x10/0x10
[ 591.114194][ T8833] ? gfs2_glock_nq_num+0x13d/0x170
[ 591.114222][ T8833] init_inodes+0xdb/0x320
[ 591.114248][ T8833] gfs2_fill_super+0x1aaa/0x2270
[ 591.114287][ T8833] ? __pfx_gfs2_fill_super+0x10/0x10
[ 591.114313][ T8833] ? init_locking+0xb8/0x210
[ 591.114333][ T8833] ? sb_set_blocksize+0x104/0x180
[ 591.114360][ T8833] ? setup_bdev_super+0x4c1/0x5b0
[ 591.114386][ T8833] get_tree_bdev_flags+0x40e/0x4d0
[ 591.114407][ T8833] ? __pfx_gfs2_fill_super+0x10/0x10
[ 591.114430][ T8833] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 591.114449][ T8833] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 591.114479][ T8833] gfs2_get_tree+0x51/0x1e0
[ 591.114504][ T8833] vfs_get_tree+0x92/0x2b0
[ 591.114528][ T8833] do_new_mount+0x302/0xa10
[ 591.114549][ T8833] ? apparmor_capable+0x137/0x1b0
[ 591.114574][ T8833] ? __pfx_do_new_mount+0x10/0x10
[ 591.114597][ T8833] ? ns_capable+0x8a/0xf0
[ 591.114622][ T8833] ? kmem_cache_free+0x19b/0x690
[ 591.114652][ T8833] __se_sys_mount+0x313/0x410
[ 591.114682][ T8833] ? __pfx___se_sys_mount+0x10/0x10
[ 591.114711][ T8833] ? do_syscall_64+0xbe/0xfa0
[ 591.114730][ T8833] ? __x64_sys_mount+0x20/0xc0
[ 591.114756][ T8833] do_syscall_64+0xfa/0xfa0
[ 591.114778][ T8833] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 591.114794][ T8833] ? clear_bhb_loop+0x60/0xb0
[ 591.114816][ T8833] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 591.114832][ T8833] RIP: 0033:0x7f1a64cdda6a
[ 591.114850][ T8833] 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
[ 591.114864][ T8833] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 591.114884][ T8833] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 591.114897][ T8833] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 591.114910][ T8833] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 591.114923][ T8833] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 591.114935][ T8833] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 591.114966][ T8833]
[ 591.485282][ T8833] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 591.797993][ T8836] loop0: detected capacity change from 0 to 32768
[ 591.819046][ T8836] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 591.827449][ T8836] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 591.840612][ T8836] 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
[ 591.856107][ T8836] CPU: 1 UID: 0 PID: 8836 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 591.856132][ T8836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 591.856144][ T8836] Call Trace:
[ 591.856153][ T8836]
[ 591.856161][ T8836] dump_stack_lvl+0x189/0x250
[ 591.856194][ T8836] ? __pfx_dump_stack_lvl+0x10/0x10
[ 591.856216][ T8836] ? gfs2_meta_read+0x775/0x8b0
[ 591.856241][ T8836] ? __pfx_gfs2_meta_read+0x10/0x10
[ 591.856266][ T8836] gfs2_withdraw+0xc3/0x1b0
[ 591.856289][ T8836] gfs2_meta_buffer+0x225/0x2e0
[ 591.856313][ T8836] inode_go_instantiate+0xe7/0x1310
[ 591.856336][ T8836] ? __pfx_bit_wait+0x10/0x10
[ 591.856357][ T8836] ? out_of_line_wait_on_bit+0x123/0x170
[ 591.856383][ T8836] ? __pfx_inode_go_instantiate+0x10/0x10
[ 591.856408][ T8836] ? __pfx_wake_bit_function+0x10/0x10
[ 591.856433][ T8836] gfs2_instantiate+0x168/0x220
[ 591.856460][ T8836] gfs2_glock_wait+0x1d4/0x2a0
[ 591.856486][ T8836] gfs2_lookupi+0x35b/0x5a0
[ 591.856517][ T8836] ? __pfx_gfs2_lookupi+0x10/0x10
[ 591.856544][ T8836] ? gfs2_lookup_meta+0xa7/0x170
[ 591.856566][ T8836] ? look_up_lock_class+0x74/0x170
[ 591.856592][ T8836] ? crc32_le+0x250/0x2c0
[ 591.856616][ T8836] gfs2_lookup_meta+0xa7/0x170
[ 591.856640][ T8836] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 591.856665][ T8836] ? __asan_memset+0x22/0x50
[ 591.856697][ T8836] init_journal+0x1a5/0x2180
[ 591.856723][ T8836] ? __pfx_number+0x10/0x10
[ 591.856745][ T8836] ? format_decode+0x5a3/0xe30
[ 591.856765][ T8836] ? __pfx_init_journal+0x10/0x10
[ 591.856787][ T8836] ? vsnprintf+0xe11/0xf00
[ 591.856823][ T8836] ? snprintf+0xda/0x120
[ 591.856846][ T8836] ? __pfx_snprintf+0x10/0x10
[ 591.856865][ T8836] ? gfs2_glock_nq_num+0x13d/0x170
[ 591.856894][ T8836] init_inodes+0xdb/0x320
[ 591.856919][ T8836] gfs2_fill_super+0x1aaa/0x2270
[ 591.856958][ T8836] ? __pfx_gfs2_fill_super+0x10/0x10
[ 591.856984][ T8836] ? init_locking+0xb8/0x210
[ 591.857002][ T8836] ? sb_set_blocksize+0x104/0x180
[ 591.857029][ T8836] ? setup_bdev_super+0x4c1/0x5b0
[ 591.857052][ T8836] get_tree_bdev_flags+0x40e/0x4d0
[ 591.857074][ T8836] ? __pfx_gfs2_fill_super+0x10/0x10
[ 591.857097][ T8836] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 591.857117][ T8836] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 591.857147][ T8836] gfs2_get_tree+0x51/0x1e0
[ 591.857173][ T8836] vfs_get_tree+0x92/0x2b0
[ 591.857197][ T8836] do_new_mount+0x302/0xa10
[ 591.857218][ T8836] ? apparmor_capable+0x137/0x1b0
[ 591.857242][ T8836] ? __pfx_do_new_mount+0x10/0x10
[ 591.857264][ T8836] ? ns_capable+0x8a/0xf0
[ 591.857287][ T8836] ? kmem_cache_free+0x19b/0x690
[ 591.857317][ T8836] __se_sys_mount+0x313/0x410
[ 591.857347][ T8836] ? __pfx___se_sys_mount+0x10/0x10
[ 591.857374][ T8836] ? do_syscall_64+0xbe/0xfa0
[ 591.857394][ T8836] ? __x64_sys_mount+0x20/0xc0
[ 591.857419][ T8836] do_syscall_64+0xfa/0xfa0
[ 591.857441][ T8836] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 591.857458][ T8836] ? clear_bhb_loop+0x60/0xb0
[ 591.857478][ T8836] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 591.857495][ T8836] RIP: 0033:0x7f1a64cdda6a
[ 591.857511][ T8836] 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
[ 591.857526][ T8836] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 591.857545][ T8836] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 591.857559][ T8836] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 591.857572][ T8836] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 591.857585][ T8836] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 591.857597][ T8836] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 591.857628][ T8836]
[ 591.857642][ T8836] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 592.552676][ T8839] loop0: detected capacity change from 0 to 32768
[ 592.575169][ T8839] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 592.583357][ T8839] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 592.593953][ T8839] 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
[ 592.610188][ T8839] CPU: 0 UID: 0 PID: 8839 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 592.610210][ T8839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 592.610220][ T8839] Call Trace:
[ 592.610227][ T8839]
[ 592.610235][ T8839] dump_stack_lvl+0x189/0x250
[ 592.610264][ T8839] ? __pfx_dump_stack_lvl+0x10/0x10
[ 592.610286][ T8839] ? gfs2_meta_read+0x775/0x8b0
[ 592.610312][ T8839] ? __pfx_gfs2_meta_read+0x10/0x10
[ 592.610338][ T8839] gfs2_withdraw+0xc3/0x1b0
[ 592.610362][ T8839] gfs2_meta_buffer+0x225/0x2e0
[ 592.610386][ T8839] inode_go_instantiate+0xe7/0x1310
[ 592.610410][ T8839] ? __pfx_bit_wait+0x10/0x10
[ 592.610431][ T8839] ? out_of_line_wait_on_bit+0x123/0x170
[ 592.610456][ T8839] ? __pfx_inode_go_instantiate+0x10/0x10
[ 592.610481][ T8839] ? __pfx_wake_bit_function+0x10/0x10
[ 592.610506][ T8839] gfs2_instantiate+0x168/0x220
[ 592.610532][ T8839] gfs2_glock_wait+0x1d4/0x2a0
[ 592.610559][ T8839] gfs2_lookupi+0x35b/0x5a0
[ 592.610589][ T8839] ? __pfx_gfs2_lookupi+0x10/0x10
[ 592.610616][ T8839] ? gfs2_lookup_meta+0xa7/0x170
[ 592.610643][ T8839] ? look_up_lock_class+0x74/0x170
[ 592.610678][ T8839] ? crc32_le+0x250/0x2c0
[ 592.610710][ T8839] gfs2_lookup_meta+0xa7/0x170
[ 592.610734][ T8839] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 592.610758][ T8839] ? __asan_memset+0x22/0x50
[ 592.610789][ T8839] init_journal+0x1a5/0x2180
[ 592.610816][ T8839] ? __pfx_number+0x10/0x10
[ 592.610839][ T8839] ? format_decode+0x5a3/0xe30
[ 592.610860][ T8839] ? __pfx_init_journal+0x10/0x10
[ 592.610882][ T8839] ? vsnprintf+0xe11/0xf00
[ 592.610910][ T8839] ? snprintf+0xda/0x120
[ 592.610933][ T8839] ? __pfx_snprintf+0x10/0x10
[ 592.610951][ T8839] ? gfs2_glock_nq_num+0x13d/0x170
[ 592.610978][ T8839] init_inodes+0xdb/0x320
[ 592.611003][ T8839] gfs2_fill_super+0x1aaa/0x2270
[ 592.611045][ T8839] ? __pfx_gfs2_fill_super+0x10/0x10
[ 592.611072][ T8839] ? init_locking+0xb8/0x210
[ 592.611092][ T8839] ? sb_set_blocksize+0x104/0x180
[ 592.611119][ T8839] ? setup_bdev_super+0x4c1/0x5b0
[ 592.611144][ T8839] get_tree_bdev_flags+0x40e/0x4d0
[ 592.611165][ T8839] ? __pfx_gfs2_fill_super+0x10/0x10
[ 592.611188][ T8839] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 592.611207][ T8839] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 592.611236][ T8839] gfs2_get_tree+0x51/0x1e0
[ 592.611262][ T8839] vfs_get_tree+0x92/0x2b0
[ 592.611285][ T8839] do_new_mount+0x302/0xa10
[ 592.611306][ T8839] ? apparmor_capable+0x137/0x1b0
[ 592.611332][ T8839] ? __pfx_do_new_mount+0x10/0x10
[ 592.611355][ T8839] ? ns_capable+0x8a/0xf0
[ 592.611380][ T8839] ? kmem_cache_free+0x19b/0x690
[ 592.611410][ T8839] __se_sys_mount+0x313/0x410
[ 592.611440][ T8839] ? __pfx___se_sys_mount+0x10/0x10
[ 592.611467][ T8839] ? do_syscall_64+0xbe/0xfa0
[ 592.611486][ T8839] ? __x64_sys_mount+0x20/0xc0
[ 592.611512][ T8839] do_syscall_64+0xfa/0xfa0
[ 592.611534][ T8839] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 592.611551][ T8839] ? clear_bhb_loop+0x60/0xb0
[ 592.611572][ T8839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 592.611589][ T8839] RIP: 0033:0x7f1a64cdda6a
[ 592.611606][ T8839] 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
[ 592.611620][ T8839] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 592.611638][ T8839] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 592.611652][ T8839] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 592.611664][ T8839] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 592.611677][ T8839] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 592.611689][ T8839] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 592.611809][ T8839]
[ 592.611824][ T8839] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 593.292010][ T8842] loop0: detected capacity change from 0 to 32768
[ 593.312669][ T8842] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 593.321129][ T8842] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 593.331313][ T8842] 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
[ 593.346816][ T8842] CPU: 1 UID: 0 PID: 8842 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 593.346841][ T8842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 593.346852][ T8842] Call Trace:
[ 593.346860][ T8842]
[ 593.346875][ T8842] dump_stack_lvl+0x189/0x250
[ 593.346907][ T8842] ? __pfx_dump_stack_lvl+0x10/0x10
[ 593.346928][ T8842] ? gfs2_meta_read+0x775/0x8b0
[ 593.346954][ T8842] ? __pfx_gfs2_meta_read+0x10/0x10
[ 593.346980][ T8842] gfs2_withdraw+0xc3/0x1b0
[ 593.347005][ T8842] gfs2_meta_buffer+0x225/0x2e0
[ 593.347031][ T8842] inode_go_instantiate+0xe7/0x1310
[ 593.347056][ T8842] ? __pfx_bit_wait+0x10/0x10
[ 593.347077][ T8842] ? out_of_line_wait_on_bit+0x123/0x170
[ 593.347102][ T8842] ? __pfx_inode_go_instantiate+0x10/0x10
[ 593.347126][ T8842] ? __pfx_wake_bit_function+0x10/0x10
[ 593.347152][ T8842] gfs2_instantiate+0x168/0x220
[ 593.347180][ T8842] gfs2_glock_wait+0x1d4/0x2a0
[ 593.347207][ T8842] gfs2_lookupi+0x35b/0x5a0
[ 593.347237][ T8842] ? __pfx_gfs2_lookupi+0x10/0x10
[ 593.347264][ T8842] ? gfs2_lookup_meta+0xa7/0x170
[ 593.347285][ T8842] ? look_up_lock_class+0x74/0x170
[ 593.347310][ T8842] ? crc32_le+0x250/0x2c0
[ 593.347334][ T8842] gfs2_lookup_meta+0xa7/0x170
[ 593.347357][ T8842] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 593.347381][ T8842] ? __asan_memset+0x22/0x50
[ 593.347413][ T8842] init_journal+0x1a5/0x2180
[ 593.347440][ T8842] ? __pfx_number+0x10/0x10
[ 593.347462][ T8842] ? format_decode+0x5a3/0xe30
[ 593.347484][ T8842] ? __pfx_init_journal+0x10/0x10
[ 593.347506][ T8842] ? vsnprintf+0xe11/0xf00
[ 593.347534][ T8842] ? snprintf+0xda/0x120
[ 593.347556][ T8842] ? __pfx_snprintf+0x10/0x10
[ 593.347575][ T8842] ? gfs2_glock_nq_num+0x13d/0x170
[ 593.347602][ T8842] init_inodes+0xdb/0x320
[ 593.347626][ T8842] gfs2_fill_super+0x1aaa/0x2270
[ 593.347665][ T8842] ? __pfx_gfs2_fill_super+0x10/0x10
[ 593.347692][ T8842] ? init_locking+0xb8/0x210
[ 593.347712][ T8842] ? sb_set_blocksize+0x104/0x180
[ 593.347739][ T8842] ? setup_bdev_super+0x4c1/0x5b0
[ 593.347765][ T8842] get_tree_bdev_flags+0x40e/0x4d0
[ 593.347786][ T8842] ? __pfx_gfs2_fill_super+0x10/0x10
[ 593.347809][ T8842] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 593.347828][ T8842] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 593.347856][ T8842] gfs2_get_tree+0x51/0x1e0
[ 593.347887][ T8842] vfs_get_tree+0x92/0x2b0
[ 593.347911][ T8842] do_new_mount+0x302/0xa10
[ 593.347932][ T8842] ? apparmor_capable+0x137/0x1b0
[ 593.347957][ T8842] ? __pfx_do_new_mount+0x10/0x10
[ 593.347980][ T8842] ? ns_capable+0x8a/0xf0
[ 593.348004][ T8842] ? kmem_cache_free+0x19b/0x690
[ 593.348034][ T8842] __se_sys_mount+0x313/0x410
[ 593.348063][ T8842] ? __pfx___se_sys_mount+0x10/0x10
[ 593.348091][ T8842] ? do_syscall_64+0xbe/0xfa0
[ 593.348110][ T8842] ? __x64_sys_mount+0x20/0xc0
[ 593.348136][ T8842] do_syscall_64+0xfa/0xfa0
[ 593.348158][ T8842] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 593.348175][ T8842] ? clear_bhb_loop+0x60/0xb0
[ 593.348197][ T8842] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 593.348214][ T8842] RIP: 0033:0x7f1a64cdda6a
[ 593.348230][ T8842] 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
[ 593.348245][ T8842] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 593.348265][ T8842] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 593.348279][ T8842] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 593.348292][ T8842] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 593.348304][ T8842] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 593.348316][ T8842] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 593.348348][ T8842]
[ 593.348362][ T8842] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 594.050178][ T8845] loop0: detected capacity change from 0 to 32768
[ 594.070497][ T8845] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 594.078777][ T8845] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 594.088704][ T8845] 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
[ 594.104088][ T8845] CPU: 1 UID: 0 PID: 8845 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 594.104111][ T8845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 594.104122][ T8845] Call Trace:
[ 594.104130][ T8845]
[ 594.104137][ T8845] dump_stack_lvl+0x189/0x250
[ 594.104167][ T8845] ? __pfx_dump_stack_lvl+0x10/0x10
[ 594.104187][ T8845] ? gfs2_meta_read+0x775/0x8b0
[ 594.104211][ T8845] ? __pfx_gfs2_meta_read+0x10/0x10
[ 594.104235][ T8845] gfs2_withdraw+0xc3/0x1b0
[ 594.104259][ T8845] gfs2_meta_buffer+0x225/0x2e0
[ 594.104285][ T8845] inode_go_instantiate+0xe7/0x1310
[ 594.104310][ T8845] ? __pfx_bit_wait+0x10/0x10
[ 594.104331][ T8845] ? out_of_line_wait_on_bit+0x123/0x170
[ 594.104356][ T8845] ? __pfx_inode_go_instantiate+0x10/0x10
[ 594.104378][ T8845] ? __pfx_wake_bit_function+0x10/0x10
[ 594.104402][ T8845] gfs2_instantiate+0x168/0x220
[ 594.104427][ T8845] gfs2_glock_wait+0x1d4/0x2a0
[ 594.104455][ T8845] gfs2_lookupi+0x35b/0x5a0
[ 594.104486][ T8845] ? __pfx_gfs2_lookupi+0x10/0x10
[ 594.104513][ T8845] ? gfs2_lookup_meta+0xa7/0x170
[ 594.104534][ T8845] ? look_up_lock_class+0x74/0x170
[ 594.104559][ T8845] ? crc32_le+0x250/0x2c0
[ 594.104583][ T8845] gfs2_lookup_meta+0xa7/0x170
[ 594.104606][ T8845] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 594.104630][ T8845] ? __asan_memset+0x22/0x50
[ 594.104670][ T8845] init_journal+0x1a5/0x2180
[ 594.104697][ T8845] ? __pfx_number+0x10/0x10
[ 594.104720][ T8845] ? format_decode+0x5a3/0xe30
[ 594.104741][ T8845] ? __pfx_init_journal+0x10/0x10
[ 594.104763][ T8845] ? vsnprintf+0xe11/0xf00
[ 594.104791][ T8845] ? snprintf+0xda/0x120
[ 594.104812][ T8845] ? __pfx_snprintf+0x10/0x10
[ 594.104830][ T8845] ? gfs2_glock_nq_num+0x13d/0x170
[ 594.104859][ T8845] init_inodes+0xdb/0x320
[ 594.104885][ T8845] gfs2_fill_super+0x1aaa/0x2270
[ 594.104923][ T8845] ? __pfx_gfs2_fill_super+0x10/0x10
[ 594.104949][ T8845] ? init_locking+0xb8/0x210
[ 594.104969][ T8845] ? sb_set_blocksize+0x104/0x180
[ 594.104995][ T8845] ? setup_bdev_super+0x4c1/0x5b0
[ 594.105020][ T8845] get_tree_bdev_flags+0x40e/0x4d0
[ 594.105041][ T8845] ? __pfx_gfs2_fill_super+0x10/0x10
[ 594.105064][ T8845] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 594.105088][ T8845] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 594.105116][ T8845] gfs2_get_tree+0x51/0x1e0
[ 594.105143][ T8845] vfs_get_tree+0x92/0x2b0
[ 594.105167][ T8845] do_new_mount+0x302/0xa10
[ 594.105186][ T8845] ? apparmor_capable+0x137/0x1b0
[ 594.105211][ T8845] ? __pfx_do_new_mount+0x10/0x10
[ 594.105234][ T8845] ? ns_capable+0x8a/0xf0
[ 594.105259][ T8845] ? kmem_cache_free+0x19b/0x690
[ 594.105289][ T8845] __se_sys_mount+0x313/0x410
[ 594.105320][ T8845] ? __pfx___se_sys_mount+0x10/0x10
[ 594.105348][ T8845] ? do_syscall_64+0xbe/0xfa0
[ 594.105367][ T8845] ? __x64_sys_mount+0x20/0xc0
[ 594.105393][ T8845] do_syscall_64+0xfa/0xfa0
[ 594.105414][ T8845] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 594.105431][ T8845] ? clear_bhb_loop+0x60/0xb0
[ 594.105453][ T8845] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 594.105470][ T8845] RIP: 0033:0x7f1a64cdda6a
[ 594.105487][ T8845] 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
[ 594.105506][ T8845] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 594.105525][ T8845] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 594.105539][ T8845] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 594.105552][ T8845] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 594.105565][ T8845] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 594.105576][ T8845] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 594.105607][ T8845]
[ 594.105621][ T8845] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 594.797038][ T8848] loop0: detected capacity change from 0 to 32768
[ 594.814304][ T8848] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 594.822635][ T8848] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 594.833114][ T8848] 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
[ 594.848640][ T8848] CPU: 0 UID: 0 PID: 8848 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 594.848664][ T8848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 594.848675][ T8848] Call Trace:
[ 594.848683][ T8848]
[ 594.848690][ T8848] dump_stack_lvl+0x189/0x250
[ 594.848723][ T8848] ? __pfx_dump_stack_lvl+0x10/0x10
[ 594.848744][ T8848] ? gfs2_meta_read+0x775/0x8b0
[ 594.848771][ T8848] ? __pfx_gfs2_meta_read+0x10/0x10
[ 594.848796][ T8848] gfs2_withdraw+0xc3/0x1b0
[ 594.848821][ T8848] gfs2_meta_buffer+0x225/0x2e0
[ 594.848847][ T8848] inode_go_instantiate+0xe7/0x1310
[ 594.848871][ T8848] ? __pfx_bit_wait+0x10/0x10
[ 594.848892][ T8848] ? out_of_line_wait_on_bit+0x123/0x170
[ 594.848917][ T8848] ? __pfx_inode_go_instantiate+0x10/0x10
[ 594.848942][ T8848] ? __pfx_wake_bit_function+0x10/0x10
[ 594.848966][ T8848] gfs2_instantiate+0x168/0x220
[ 594.848994][ T8848] gfs2_glock_wait+0x1d4/0x2a0
[ 594.849021][ T8848] gfs2_lookupi+0x35b/0x5a0
[ 594.849052][ T8848] ? __pfx_gfs2_lookupi+0x10/0x10
[ 594.849079][ T8848] ? gfs2_lookup_meta+0xa7/0x170
[ 594.849099][ T8848] ? look_up_lock_class+0x74/0x170
[ 594.849124][ T8848] ? crc32_le+0x250/0x2c0
[ 594.849148][ T8848] gfs2_lookup_meta+0xa7/0x170
[ 594.849171][ T8848] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 594.849196][ T8848] ? __asan_memset+0x22/0x50
[ 594.849229][ T8848] init_journal+0x1a5/0x2180
[ 594.849255][ T8848] ? __pfx_number+0x10/0x10
[ 594.849279][ T8848] ? format_decode+0x5a3/0xe30
[ 594.849299][ T8848] ? __pfx_init_journal+0x10/0x10
[ 594.849321][ T8848] ? vsnprintf+0xe11/0xf00
[ 594.849348][ T8848] ? snprintf+0xda/0x120
[ 594.849370][ T8848] ? __pfx_snprintf+0x10/0x10
[ 594.849389][ T8848] ? gfs2_glock_nq_num+0x13d/0x170
[ 594.849417][ T8848] init_inodes+0xdb/0x320
[ 594.849443][ T8848] gfs2_fill_super+0x1aaa/0x2270
[ 594.849483][ T8848] ? __pfx_gfs2_fill_super+0x10/0x10
[ 594.849510][ T8848] ? init_locking+0xb8/0x210
[ 594.849529][ T8848] ? sb_set_blocksize+0x104/0x180
[ 594.849563][ T8848] ? setup_bdev_super+0x4c1/0x5b0
[ 594.849589][ T8848] get_tree_bdev_flags+0x40e/0x4d0
[ 594.849611][ T8848] ? __pfx_gfs2_fill_super+0x10/0x10
[ 594.849634][ T8848] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 594.849654][ T8848] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 594.849683][ T8848] gfs2_get_tree+0x51/0x1e0
[ 594.849708][ T8848] vfs_get_tree+0x92/0x2b0
[ 594.849732][ T8848] do_new_mount+0x302/0xa10
[ 594.849753][ T8848] ? apparmor_capable+0x137/0x1b0
[ 594.849778][ T8848] ? __pfx_do_new_mount+0x10/0x10
[ 594.849802][ T8848] ? ns_capable+0x8a/0xf0
[ 594.849827][ T8848] ? kmem_cache_free+0x19b/0x690
[ 594.849857][ T8848] __se_sys_mount+0x313/0x410
[ 594.849887][ T8848] ? __pfx___se_sys_mount+0x10/0x10
[ 594.849915][ T8848] ? do_syscall_64+0xbe/0xfa0
[ 594.849934][ T8848] ? __x64_sys_mount+0x20/0xc0
[ 594.849960][ T8848] do_syscall_64+0xfa/0xfa0
[ 594.849982][ T8848] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 594.850000][ T8848] ? clear_bhb_loop+0x60/0xb0
[ 594.850022][ T8848] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 594.850039][ T8848] RIP: 0033:0x7f1a64cdda6a
[ 594.850055][ T8848] 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
[ 594.850070][ T8848] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 594.850089][ T8848] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 594.850103][ T8848] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 594.850116][ T8848] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 594.850129][ T8848] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 594.850141][ T8848] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 594.850173][ T8848]
[ 594.850187][ T8848] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 595.536253][ T8851] loop0: detected capacity change from 0 to 32768
[ 595.552194][ T8851] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 595.560772][ T8851] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 595.571353][ T8851] 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
[ 595.587286][ T8851] CPU: 1 UID: 0 PID: 8851 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 595.587311][ T8851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 595.587322][ T8851] Call Trace:
[ 595.587330][ T8851]
[ 595.587338][ T8851] dump_stack_lvl+0x189/0x250
[ 595.587370][ T8851] ? __pfx_dump_stack_lvl+0x10/0x10
[ 595.587392][ T8851] ? gfs2_meta_read+0x775/0x8b0
[ 595.587418][ T8851] ? __pfx_gfs2_meta_read+0x10/0x10
[ 595.587449][ T8851] gfs2_withdraw+0xc3/0x1b0
[ 595.587474][ T8851] gfs2_meta_buffer+0x225/0x2e0
[ 595.587506][ T8851] inode_go_instantiate+0xe7/0x1310
[ 595.587530][ T8851] ? __pfx_bit_wait+0x10/0x10
[ 595.587552][ T8851] ? out_of_line_wait_on_bit+0x123/0x170
[ 595.587577][ T8851] ? __pfx_inode_go_instantiate+0x10/0x10
[ 595.587602][ T8851] ? __pfx_wake_bit_function+0x10/0x10
[ 595.587628][ T8851] gfs2_instantiate+0x168/0x220
[ 595.587655][ T8851] gfs2_glock_wait+0x1d4/0x2a0
[ 595.587682][ T8851] gfs2_lookupi+0x35b/0x5a0
[ 595.587711][ T8851] ? __pfx_gfs2_lookupi+0x10/0x10
[ 595.587738][ T8851] ? gfs2_lookup_meta+0xa7/0x170
[ 595.587758][ T8851] ? look_up_lock_class+0x74/0x170
[ 595.587783][ T8851] ? crc32_le+0x250/0x2c0
[ 595.587808][ T8851] gfs2_lookup_meta+0xa7/0x170
[ 595.587831][ T8851] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 595.587857][ T8851] ? __asan_memset+0x22/0x50
[ 595.587889][ T8851] init_journal+0x1a5/0x2180
[ 595.587915][ T8851] ? __pfx_number+0x10/0x10
[ 595.587937][ T8851] ? format_decode+0x5a3/0xe30
[ 595.587958][ T8851] ? __pfx_init_journal+0x10/0x10
[ 595.587980][ T8851] ? vsnprintf+0xe11/0xf00
[ 595.588009][ T8851] ? snprintf+0xda/0x120
[ 595.588032][ T8851] ? __pfx_snprintf+0x10/0x10
[ 595.588051][ T8851] ? gfs2_glock_nq_num+0x13d/0x170
[ 595.588079][ T8851] init_inodes+0xdb/0x320
[ 595.588104][ T8851] gfs2_fill_super+0x1aaa/0x2270
[ 595.588143][ T8851] ? __pfx_gfs2_fill_super+0x10/0x10
[ 595.588168][ T8851] ? init_locking+0xb8/0x210
[ 595.588188][ T8851] ? sb_set_blocksize+0x104/0x180
[ 595.588216][ T8851] ? setup_bdev_super+0x4c1/0x5b0
[ 595.588241][ T8851] get_tree_bdev_flags+0x40e/0x4d0
[ 595.588263][ T8851] ? __pfx_gfs2_fill_super+0x10/0x10
[ 595.588286][ T8851] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 595.588305][ T8851] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 595.588334][ T8851] gfs2_get_tree+0x51/0x1e0
[ 595.588360][ T8851] vfs_get_tree+0x92/0x2b0
[ 595.588384][ T8851] do_new_mount+0x302/0xa10
[ 595.588406][ T8851] ? apparmor_capable+0x137/0x1b0
[ 595.588432][ T8851] ? __pfx_do_new_mount+0x10/0x10
[ 595.588455][ T8851] ? ns_capable+0x8a/0xf0
[ 595.588480][ T8851] ? kmem_cache_free+0x19b/0x690
[ 595.588515][ T8851] __se_sys_mount+0x313/0x410
[ 595.588544][ T8851] ? __pfx___se_sys_mount+0x10/0x10
[ 595.588571][ T8851] ? do_syscall_64+0xbe/0xfa0
[ 595.588590][ T8851] ? __x64_sys_mount+0x20/0xc0
[ 595.588616][ T8851] do_syscall_64+0xfa/0xfa0
[ 595.588638][ T8851] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 595.588656][ T8851] ? clear_bhb_loop+0x60/0xb0
[ 595.588677][ T8851] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 595.588694][ T8851] RIP: 0033:0x7f1a64cdda6a
[ 595.588711][ T8851] 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
[ 595.588725][ T8851] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 595.588742][ T8851] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 595.588754][ T8851] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 595.588764][ T8851] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 595.588774][ T8851] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 595.588783][ T8851] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 595.588808][ T8851]
[ 595.588822][ T8851] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 596.286124][ T8854] loop0: detected capacity change from 0 to 32768
[ 596.299011][ T8854] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 596.307588][ T8854] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 596.317990][ T8854] 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
[ 596.334338][ T8854] CPU: 0 UID: 0 PID: 8854 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 596.334363][ T8854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 596.334374][ T8854] Call Trace:
[ 596.334382][ T8854]
[ 596.334390][ T8854] dump_stack_lvl+0x189/0x250
[ 596.334420][ T8854] ? __pfx_dump_stack_lvl+0x10/0x10
[ 596.334441][ T8854] ? gfs2_meta_read+0x775/0x8b0
[ 596.334464][ T8854] ? __pfx_gfs2_meta_read+0x10/0x10
[ 596.334489][ T8854] gfs2_withdraw+0xc3/0x1b0
[ 596.334514][ T8854] gfs2_meta_buffer+0x225/0x2e0
[ 596.334540][ T8854] inode_go_instantiate+0xe7/0x1310
[ 596.334564][ T8854] ? __pfx_bit_wait+0x10/0x10
[ 596.334585][ T8854] ? out_of_line_wait_on_bit+0x123/0x170
[ 596.334609][ T8854] ? __pfx_inode_go_instantiate+0x10/0x10
[ 596.334633][ T8854] ? __pfx_wake_bit_function+0x10/0x10
[ 596.334665][ T8854] gfs2_instantiate+0x168/0x220
[ 596.334692][ T8854] gfs2_glock_wait+0x1d4/0x2a0
[ 596.334717][ T8854] gfs2_lookupi+0x35b/0x5a0
[ 596.334747][ T8854] ? __pfx_gfs2_lookupi+0x10/0x10
[ 596.334774][ T8854] ? gfs2_lookup_meta+0xa7/0x170
[ 596.334793][ T8854] ? look_up_lock_class+0x74/0x170
[ 596.334818][ T8854] ? crc32_le+0x250/0x2c0
[ 596.334842][ T8854] gfs2_lookup_meta+0xa7/0x170
[ 596.334866][ T8854] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 596.334891][ T8854] ? __asan_memset+0x22/0x50
[ 596.334923][ T8854] init_journal+0x1a5/0x2180
[ 596.334949][ T8854] ? __pfx_number+0x10/0x10
[ 596.334971][ T8854] ? format_decode+0x5a3/0xe30
[ 596.334992][ T8854] ? __pfx_init_journal+0x10/0x10
[ 596.335013][ T8854] ? vsnprintf+0xe11/0xf00
[ 596.335040][ T8854] ? snprintf+0xda/0x120
[ 596.335062][ T8854] ? __pfx_snprintf+0x10/0x10
[ 596.335080][ T8854] ? gfs2_glock_nq_num+0x13d/0x170
[ 596.335108][ T8854] init_inodes+0xdb/0x320
[ 596.335134][ T8854] gfs2_fill_super+0x1aaa/0x2270
[ 596.335174][ T8854] ? __pfx_gfs2_fill_super+0x10/0x10
[ 596.335200][ T8854] ? init_locking+0xb8/0x210
[ 596.335219][ T8854] ? sb_set_blocksize+0x104/0x180
[ 596.335245][ T8854] ? setup_bdev_super+0x4c1/0x5b0
[ 596.335269][ T8854] get_tree_bdev_flags+0x40e/0x4d0
[ 596.335289][ T8854] ? __pfx_gfs2_fill_super+0x10/0x10
[ 596.335311][ T8854] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 596.335329][ T8854] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 596.335355][ T8854] gfs2_get_tree+0x51/0x1e0
[ 596.335380][ T8854] vfs_get_tree+0x92/0x2b0
[ 596.335404][ T8854] do_new_mount+0x302/0xa10
[ 596.335424][ T8854] ? apparmor_capable+0x137/0x1b0
[ 596.335447][ T8854] ? __pfx_do_new_mount+0x10/0x10
[ 596.335470][ T8854] ? ns_capable+0x8a/0xf0
[ 596.335495][ T8854] ? kmem_cache_free+0x19b/0x690
[ 596.335523][ T8854] __se_sys_mount+0x313/0x410
[ 596.335553][ T8854] ? __pfx___se_sys_mount+0x10/0x10
[ 596.335581][ T8854] ? do_syscall_64+0xbe/0xfa0
[ 596.335600][ T8854] ? __x64_sys_mount+0x20/0xc0
[ 596.335624][ T8854] do_syscall_64+0xfa/0xfa0
[ 596.335646][ T8854] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.335671][ T8854] ? clear_bhb_loop+0x60/0xb0
[ 596.335693][ T8854] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.335710][ T8854] RIP: 0033:0x7f1a64cdda6a
[ 596.335726][ T8854] 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
[ 596.335741][ T8854] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 596.335760][ T8854] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 596.335773][ T8854] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 596.335785][ T8854] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 596.335797][ T8854] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 596.335809][ T8854] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 596.335837][ T8854]
[ 596.335851][ T8854] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 597.040896][ T8857] loop0: detected capacity change from 0 to 32768
[ 597.056342][ T8857] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 597.065001][ T8857] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 597.075306][ T8857] 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
[ 597.091288][ T8857] CPU: 1 UID: 0 PID: 8857 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 597.091313][ T8857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 597.091325][ T8857] Call Trace:
[ 597.091332][ T8857]
[ 597.091349][ T8857] dump_stack_lvl+0x189/0x250
[ 597.091383][ T8857] ? __pfx_dump_stack_lvl+0x10/0x10
[ 597.091405][ T8857] ? gfs2_meta_read+0x775/0x8b0
[ 597.091432][ T8857] ? __pfx_gfs2_meta_read+0x10/0x10
[ 597.091464][ T8857] gfs2_withdraw+0xc3/0x1b0
[ 597.091492][ T8857] gfs2_meta_buffer+0x225/0x2e0
[ 597.091517][ T8857] inode_go_instantiate+0xe7/0x1310
[ 597.091541][ T8857] ? __pfx_bit_wait+0x10/0x10
[ 597.091563][ T8857] ? out_of_line_wait_on_bit+0x123/0x170
[ 597.091588][ T8857] ? __pfx_inode_go_instantiate+0x10/0x10
[ 597.091612][ T8857] ? __pfx_wake_bit_function+0x10/0x10
[ 597.091638][ T8857] gfs2_instantiate+0x168/0x220
[ 597.091664][ T8857] gfs2_glock_wait+0x1d4/0x2a0
[ 597.091690][ T8857] gfs2_lookupi+0x35b/0x5a0
[ 597.091719][ T8857] ? __pfx_gfs2_lookupi+0x10/0x10
[ 597.091746][ T8857] ? gfs2_lookup_meta+0xa7/0x170
[ 597.091767][ T8857] ? look_up_lock_class+0x74/0x170
[ 597.091794][ T8857] ? crc32_le+0x250/0x2c0
[ 597.091818][ T8857] gfs2_lookup_meta+0xa7/0x170
[ 597.091842][ T8857] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 597.091867][ T8857] ? __asan_memset+0x22/0x50
[ 597.091898][ T8857] init_journal+0x1a5/0x2180
[ 597.091924][ T8857] ? __pfx_number+0x10/0x10
[ 597.091947][ T8857] ? format_decode+0x5a3/0xe30
[ 597.091969][ T8857] ? __pfx_init_journal+0x10/0x10
[ 597.091991][ T8857] ? vsnprintf+0xe11/0xf00
[ 597.092020][ T8857] ? snprintf+0xda/0x120
[ 597.092043][ T8857] ? __pfx_snprintf+0x10/0x10
[ 597.092061][ T8857] ? gfs2_glock_nq_num+0x13d/0x170
[ 597.092089][ T8857] init_inodes+0xdb/0x320
[ 597.092113][ T8857] gfs2_fill_super+0x1aaa/0x2270
[ 597.092153][ T8857] ? __pfx_gfs2_fill_super+0x10/0x10
[ 597.092179][ T8857] ? init_locking+0xb8/0x210
[ 597.092200][ T8857] ? sb_set_blocksize+0x104/0x180
[ 597.092227][ T8857] ? setup_bdev_super+0x4c1/0x5b0
[ 597.092252][ T8857] get_tree_bdev_flags+0x40e/0x4d0
[ 597.092274][ T8857] ? __pfx_gfs2_fill_super+0x10/0x10
[ 597.092296][ T8857] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 597.092324][ T8857] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 597.092369][ T8857] gfs2_get_tree+0x51/0x1e0
[ 597.092395][ T8857] vfs_get_tree+0x92/0x2b0
[ 597.092420][ T8857] do_new_mount+0x302/0xa10
[ 597.092442][ T8857] ? apparmor_capable+0x137/0x1b0
[ 597.092466][ T8857] ? __pfx_do_new_mount+0x10/0x10
[ 597.092488][ T8857] ? ns_capable+0x8a/0xf0
[ 597.092512][ T8857] ? kmem_cache_free+0x19b/0x690
[ 597.092542][ T8857] __se_sys_mount+0x313/0x410
[ 597.092572][ T8857] ? __pfx___se_sys_mount+0x10/0x10
[ 597.092598][ T8857] ? do_syscall_64+0xbe/0xfa0
[ 597.092618][ T8857] ? __x64_sys_mount+0x20/0xc0
[ 597.092643][ T8857] do_syscall_64+0xfa/0xfa0
[ 597.092665][ T8857] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.092683][ T8857] ? clear_bhb_loop+0x60/0xb0
[ 597.092704][ T8857] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.092721][ T8857] RIP: 0033:0x7f1a64cdda6a
[ 597.092737][ T8857] 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
[ 597.092753][ T8857] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 597.092773][ T8857] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 597.092787][ T8857] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 597.092799][ T8857] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 597.092812][ T8857] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 597.092824][ T8857] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 597.092856][ T8857]
[ 597.092870][ T8857] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 597.766697][ T8860] loop0: detected capacity change from 0 to 32768
[ 597.788357][ T8860] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 597.797052][ T8860] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 597.807719][ T8860] 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
[ 597.823846][ T8860] CPU: 1 UID: 0 PID: 8860 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 597.823869][ T8860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 597.823880][ T8860] Call Trace:
[ 597.823887][ T8860]
[ 597.823894][ T8860] dump_stack_lvl+0x189/0x250
[ 597.823926][ T8860] ? __pfx_dump_stack_lvl+0x10/0x10
[ 597.823947][ T8860] ? gfs2_meta_read+0x775/0x8b0
[ 597.823974][ T8860] ? __pfx_gfs2_meta_read+0x10/0x10
[ 597.824000][ T8860] gfs2_withdraw+0xc3/0x1b0
[ 597.824025][ T8860] gfs2_meta_buffer+0x225/0x2e0
[ 597.824050][ T8860] inode_go_instantiate+0xe7/0x1310
[ 597.824072][ T8860] ? __pfx_bit_wait+0x10/0x10
[ 597.824090][ T8860] ? out_of_line_wait_on_bit+0x123/0x170
[ 597.824113][ T8860] ? __pfx_inode_go_instantiate+0x10/0x10
[ 597.824137][ T8860] ? __pfx_wake_bit_function+0x10/0x10
[ 597.824163][ T8860] gfs2_instantiate+0x168/0x220
[ 597.824191][ T8860] gfs2_glock_wait+0x1d4/0x2a0
[ 597.824218][ T8860] gfs2_lookupi+0x35b/0x5a0
[ 597.824247][ T8860] ? __pfx_gfs2_lookupi+0x10/0x10
[ 597.824272][ T8860] ? gfs2_lookup_meta+0xa7/0x170
[ 597.824291][ T8860] ? look_up_lock_class+0x74/0x170
[ 597.824315][ T8860] ? crc32_le+0x250/0x2c0
[ 597.824337][ T8860] gfs2_lookup_meta+0xa7/0x170
[ 597.824359][ T8860] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 597.824384][ T8860] ? __asan_memset+0x22/0x50
[ 597.824415][ T8860] init_journal+0x1a5/0x2180
[ 597.824441][ T8860] ? __pfx_number+0x10/0x10
[ 597.824464][ T8860] ? format_decode+0x5a3/0xe30
[ 597.824484][ T8860] ? __pfx_init_journal+0x10/0x10
[ 597.824505][ T8860] ? vsnprintf+0xe11/0xf00
[ 597.824533][ T8860] ? snprintf+0xda/0x120
[ 597.824555][ T8860] ? __pfx_snprintf+0x10/0x10
[ 597.824582][ T8860] ? gfs2_glock_nq_num+0x13d/0x170
[ 597.824610][ T8860] init_inodes+0xdb/0x320
[ 597.824636][ T8860] gfs2_fill_super+0x1aaa/0x2270
[ 597.824676][ T8860] ? __pfx_gfs2_fill_super+0x10/0x10
[ 597.824701][ T8860] ? init_locking+0xb8/0x210
[ 597.824719][ T8860] ? sb_set_blocksize+0x104/0x180
[ 597.824746][ T8860] ? setup_bdev_super+0x4c1/0x5b0
[ 597.824772][ T8860] get_tree_bdev_flags+0x40e/0x4d0
[ 597.824795][ T8860] ? __pfx_gfs2_fill_super+0x10/0x10
[ 597.824818][ T8860] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 597.824838][ T8860] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 597.824867][ T8860] gfs2_get_tree+0x51/0x1e0
[ 597.824892][ T8860] vfs_get_tree+0x92/0x2b0
[ 597.824914][ T8860] do_new_mount+0x302/0xa10
[ 597.824936][ T8860] ? apparmor_capable+0x137/0x1b0
[ 597.824961][ T8860] ? __pfx_do_new_mount+0x10/0x10
[ 597.824985][ T8860] ? ns_capable+0x8a/0xf0
[ 597.825010][ T8860] ? kmem_cache_free+0x19b/0x690
[ 597.825040][ T8860] __se_sys_mount+0x313/0x410
[ 597.825070][ T8860] ? __pfx___se_sys_mount+0x10/0x10
[ 597.825097][ T8860] ? do_syscall_64+0xbe/0xfa0
[ 597.825116][ T8860] ? __x64_sys_mount+0x20/0xc0
[ 597.825142][ T8860] do_syscall_64+0xfa/0xfa0
[ 597.825164][ T8860] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.825182][ T8860] ? clear_bhb_loop+0x60/0xb0
[ 597.825204][ T8860] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.825221][ T8860] RIP: 0033:0x7f1a64cdda6a
[ 597.825237][ T8860] 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
[ 597.825252][ T8860] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 597.825271][ T8860] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 597.825285][ T8860] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 597.825297][ T8860] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 597.825309][ T8860] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 597.825320][ T8860] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 597.825353][ T8860]
[ 597.825367][ T8860] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 598.512850][ T8863] loop0: detected capacity change from 0 to 32768
[ 598.527393][ T8863] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 598.536111][ T8863] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 598.545988][ T8863] 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
[ 598.561535][ T8863] CPU: 0 UID: 0 PID: 8863 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 598.561562][ T8863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 598.561573][ T8863] Call Trace:
[ 598.561582][ T8863]
[ 598.561589][ T8863] dump_stack_lvl+0x189/0x250
[ 598.561623][ T8863] ? __pfx_dump_stack_lvl+0x10/0x10
[ 598.561645][ T8863] ? gfs2_meta_read+0x775/0x8b0
[ 598.561671][ T8863] ? __pfx_gfs2_meta_read+0x10/0x10
[ 598.561697][ T8863] gfs2_withdraw+0xc3/0x1b0
[ 598.561722][ T8863] gfs2_meta_buffer+0x225/0x2e0
[ 598.561746][ T8863] inode_go_instantiate+0xe7/0x1310
[ 598.561770][ T8863] ? __pfx_bit_wait+0x10/0x10
[ 598.561790][ T8863] ? out_of_line_wait_on_bit+0x123/0x170
[ 598.561816][ T8863] ? __pfx_inode_go_instantiate+0x10/0x10
[ 598.561841][ T8863] ? __pfx_wake_bit_function+0x10/0x10
[ 598.561868][ T8863] gfs2_instantiate+0x168/0x220
[ 598.561895][ T8863] gfs2_glock_wait+0x1d4/0x2a0
[ 598.561921][ T8863] gfs2_lookupi+0x35b/0x5a0
[ 598.561951][ T8863] ? __pfx_gfs2_lookupi+0x10/0x10
[ 598.561977][ T8863] ? gfs2_lookup_meta+0xa7/0x170
[ 598.561998][ T8863] ? look_up_lock_class+0x74/0x170
[ 598.562023][ T8863] ? crc32_le+0x250/0x2c0
[ 598.562048][ T8863] gfs2_lookup_meta+0xa7/0x170
[ 598.562072][ T8863] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 598.562097][ T8863] ? __asan_memset+0x22/0x50
[ 598.562129][ T8863] init_journal+0x1a5/0x2180
[ 598.562155][ T8863] ? __pfx_number+0x10/0x10
[ 598.562177][ T8863] ? format_decode+0x5a3/0xe30
[ 598.562197][ T8863] ? __pfx_init_journal+0x10/0x10
[ 598.562230][ T8863] ? vsnprintf+0xe11/0xf00
[ 598.562259][ T8863] ? snprintf+0xda/0x120
[ 598.562282][ T8863] ? __pfx_snprintf+0x10/0x10
[ 598.562301][ T8863] ? gfs2_glock_nq_num+0x13d/0x170
[ 598.562329][ T8863] init_inodes+0xdb/0x320
[ 598.562354][ T8863] gfs2_fill_super+0x1aaa/0x2270
[ 598.562391][ T8863] ? __pfx_gfs2_fill_super+0x10/0x10
[ 598.562417][ T8863] ? init_locking+0xb8/0x210
[ 598.562437][ T8863] ? sb_set_blocksize+0x104/0x180
[ 598.562465][ T8863] ? setup_bdev_super+0x4c1/0x5b0
[ 598.562490][ T8863] get_tree_bdev_flags+0x40e/0x4d0
[ 598.562512][ T8863] ? __pfx_gfs2_fill_super+0x10/0x10
[ 598.562535][ T8863] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 598.562554][ T8863] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 598.562584][ T8863] gfs2_get_tree+0x51/0x1e0
[ 598.562609][ T8863] vfs_get_tree+0x92/0x2b0
[ 598.562634][ T8863] do_new_mount+0x302/0xa10
[ 598.562656][ T8863] ? apparmor_capable+0x137/0x1b0
[ 598.562681][ T8863] ? __pfx_do_new_mount+0x10/0x10
[ 598.562704][ T8863] ? ns_capable+0x8a/0xf0
[ 598.562729][ T8863] ? kmem_cache_free+0x19b/0x690
[ 598.562758][ T8863] __se_sys_mount+0x313/0x410
[ 598.562788][ T8863] ? __pfx___se_sys_mount+0x10/0x10
[ 598.562815][ T8863] ? do_syscall_64+0xbe/0xfa0
[ 598.562834][ T8863] ? __x64_sys_mount+0x20/0xc0
[ 598.562861][ T8863] do_syscall_64+0xfa/0xfa0
[ 598.562883][ T8863] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.562901][ T8863] ? clear_bhb_loop+0x60/0xb0
[ 598.562923][ T8863] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.562939][ T8863] RIP: 0033:0x7f1a64cdda6a
[ 598.562955][ T8863] 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
[ 598.562970][ T8863] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 598.562990][ T8863] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 598.563003][ T8863] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 598.563015][ T8863] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 598.563028][ T8863] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 598.563041][ T8863] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 598.563073][ T8863]
[ 598.563086][ T8863] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 599.305356][ T8866] loop0: detected capacity change from 0 to 32768
[ 599.320519][ T8866] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 599.329191][ T8866] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 599.341011][ T8866] 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
[ 599.356598][ T8866] CPU: 1 UID: 0 PID: 8866 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 599.356621][ T8866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 599.356632][ T8866] Call Trace:
[ 599.356640][ T8866]
[ 599.356647][ T8866] dump_stack_lvl+0x189/0x250
[ 599.356680][ T8866] ? __pfx_dump_stack_lvl+0x10/0x10
[ 599.356702][ T8866] ? gfs2_meta_read+0x775/0x8b0
[ 599.356728][ T8866] ? __pfx_gfs2_meta_read+0x10/0x10
[ 599.356755][ T8866] gfs2_withdraw+0xc3/0x1b0
[ 599.356779][ T8866] gfs2_meta_buffer+0x225/0x2e0
[ 599.356805][ T8866] inode_go_instantiate+0xe7/0x1310
[ 599.356828][ T8866] ? __pfx_bit_wait+0x10/0x10
[ 599.356849][ T8866] ? out_of_line_wait_on_bit+0x123/0x170
[ 599.356875][ T8866] ? __pfx_inode_go_instantiate+0x10/0x10
[ 599.356900][ T8866] ? __pfx_wake_bit_function+0x10/0x10
[ 599.356926][ T8866] gfs2_instantiate+0x168/0x220
[ 599.356953][ T8866] gfs2_glock_wait+0x1d4/0x2a0
[ 599.356980][ T8866] gfs2_lookupi+0x35b/0x5a0
[ 599.357009][ T8866] ? __pfx_gfs2_lookupi+0x10/0x10
[ 599.357036][ T8866] ? gfs2_lookup_meta+0xa7/0x170
[ 599.357057][ T8866] ? look_up_lock_class+0x74/0x170
[ 599.357082][ T8866] ? crc32_le+0x250/0x2c0
[ 599.357106][ T8866] gfs2_lookup_meta+0xa7/0x170
[ 599.357130][ T8866] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 599.357156][ T8866] ? __asan_memset+0x22/0x50
[ 599.357188][ T8866] init_journal+0x1a5/0x2180
[ 599.357222][ T8866] ? __pfx_number+0x10/0x10
[ 599.357245][ T8866] ? format_decode+0x5a3/0xe30
[ 599.357266][ T8866] ? __pfx_init_journal+0x10/0x10
[ 599.357289][ T8866] ? vsnprintf+0xe11/0xf00
[ 599.357318][ T8866] ? snprintf+0xda/0x120
[ 599.357340][ T8866] ? __pfx_snprintf+0x10/0x10
[ 599.357359][ T8866] ? gfs2_glock_nq_num+0x13d/0x170
[ 599.357387][ T8866] init_inodes+0xdb/0x320
[ 599.357412][ T8866] gfs2_fill_super+0x1aaa/0x2270
[ 599.357450][ T8866] ? __pfx_gfs2_fill_super+0x10/0x10
[ 599.357475][ T8866] ? init_locking+0xb8/0x210
[ 599.357494][ T8866] ? sb_set_blocksize+0x104/0x180
[ 599.357522][ T8866] ? setup_bdev_super+0x4c1/0x5b0
[ 599.357548][ T8866] get_tree_bdev_flags+0x40e/0x4d0
[ 599.357570][ T8866] ? __pfx_gfs2_fill_super+0x10/0x10
[ 599.357593][ T8866] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 599.357612][ T8866] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 599.357641][ T8866] gfs2_get_tree+0x51/0x1e0
[ 599.357667][ T8866] vfs_get_tree+0x92/0x2b0
[ 599.357692][ T8866] do_new_mount+0x302/0xa10
[ 599.357714][ T8866] ? apparmor_capable+0x137/0x1b0
[ 599.357739][ T8866] ? __pfx_do_new_mount+0x10/0x10
[ 599.357768][ T8866] ? ns_capable+0x8a/0xf0
[ 599.357793][ T8866] ? kmem_cache_free+0x19b/0x690
[ 599.357821][ T8866] __se_sys_mount+0x313/0x410
[ 599.357851][ T8866] ? __pfx___se_sys_mount+0x10/0x10
[ 599.357879][ T8866] ? do_syscall_64+0xbe/0xfa0
[ 599.357898][ T8866] ? __x64_sys_mount+0x20/0xc0
[ 599.357925][ T8866] do_syscall_64+0xfa/0xfa0
[ 599.357947][ T8866] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.357964][ T8866] ? clear_bhb_loop+0x60/0xb0
[ 599.357986][ T8866] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.358003][ T8866] RIP: 0033:0x7f1a64cdda6a
[ 599.358019][ T8866] 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
[ 599.358032][ T8866] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 599.358055][ T8866] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 599.358068][ T8866] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 599.358079][ T8866] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 599.358091][ T8866] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 599.358103][ T8866] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 599.358133][ T8866]
[ 599.358146][ T8866] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 600.052313][ T8869] loop0: detected capacity change from 0 to 32768
[ 600.067306][ T8869] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 600.075687][ T8869] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 600.086399][ T8869] 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
[ 600.102612][ T8869] CPU: 0 UID: 0 PID: 8869 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 600.102638][ T8869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 600.102650][ T8869] Call Trace:
[ 600.102658][ T8869]
[ 600.102666][ T8869] dump_stack_lvl+0x189/0x250
[ 600.102699][ T8869] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.102721][ T8869] ? gfs2_meta_read+0x775/0x8b0
[ 600.102746][ T8869] ? __pfx_gfs2_meta_read+0x10/0x10
[ 600.102773][ T8869] gfs2_withdraw+0xc3/0x1b0
[ 600.102798][ T8869] gfs2_meta_buffer+0x225/0x2e0
[ 600.102823][ T8869] inode_go_instantiate+0xe7/0x1310
[ 600.102847][ T8869] ? __pfx_bit_wait+0x10/0x10
[ 600.102866][ T8869] ? out_of_line_wait_on_bit+0x123/0x170
[ 600.102891][ T8869] ? __pfx_inode_go_instantiate+0x10/0x10
[ 600.102915][ T8869] ? __pfx_wake_bit_function+0x10/0x10
[ 600.102941][ T8869] gfs2_instantiate+0x168/0x220
[ 600.102968][ T8869] gfs2_glock_wait+0x1d4/0x2a0
[ 600.102995][ T8869] gfs2_lookupi+0x35b/0x5a0
[ 600.103026][ T8869] ? __pfx_gfs2_lookupi+0x10/0x10
[ 600.103052][ T8869] ? gfs2_lookup_meta+0xa7/0x170
[ 600.103072][ T8869] ? look_up_lock_class+0x74/0x170
[ 600.103105][ T8869] ? crc32_le+0x250/0x2c0
[ 600.103129][ T8869] gfs2_lookup_meta+0xa7/0x170
[ 600.103154][ T8869] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 600.103179][ T8869] ? __asan_memset+0x22/0x50
[ 600.103211][ T8869] init_journal+0x1a5/0x2180
[ 600.103237][ T8869] ? __pfx_number+0x10/0x10
[ 600.103259][ T8869] ? format_decode+0x5a3/0xe30
[ 600.103280][ T8869] ? __pfx_init_journal+0x10/0x10
[ 600.103302][ T8869] ? vsnprintf+0xe11/0xf00
[ 600.103331][ T8869] ? snprintf+0xda/0x120
[ 600.103353][ T8869] ? __pfx_snprintf+0x10/0x10
[ 600.103372][ T8869] ? gfs2_glock_nq_num+0x13d/0x170
[ 600.103400][ T8869] init_inodes+0xdb/0x320
[ 600.103425][ T8869] gfs2_fill_super+0x1aaa/0x2270
[ 600.103462][ T8869] ? __pfx_gfs2_fill_super+0x10/0x10
[ 600.103487][ T8869] ? init_locking+0xb8/0x210
[ 600.103507][ T8869] ? sb_set_blocksize+0x104/0x180
[ 600.103536][ T8869] ? setup_bdev_super+0x4c1/0x5b0
[ 600.103561][ T8869] get_tree_bdev_flags+0x40e/0x4d0
[ 600.103584][ T8869] ? __pfx_gfs2_fill_super+0x10/0x10
[ 600.103609][ T8869] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 600.103626][ T8869] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 600.103655][ T8869] gfs2_get_tree+0x51/0x1e0
[ 600.103680][ T8869] vfs_get_tree+0x92/0x2b0
[ 600.103704][ T8869] do_new_mount+0x302/0xa10
[ 600.103725][ T8869] ? apparmor_capable+0x137/0x1b0
[ 600.103751][ T8869] ? __pfx_do_new_mount+0x10/0x10
[ 600.103774][ T8869] ? ns_capable+0x8a/0xf0
[ 600.103800][ T8869] ? kmem_cache_free+0x19b/0x690
[ 600.103830][ T8869] __se_sys_mount+0x313/0x410
[ 600.103860][ T8869] ? __pfx___se_sys_mount+0x10/0x10
[ 600.103887][ T8869] ? do_syscall_64+0xbe/0xfa0
[ 600.103906][ T8869] ? __x64_sys_mount+0x20/0xc0
[ 600.103932][ T8869] do_syscall_64+0xfa/0xfa0
[ 600.103955][ T8869] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.103972][ T8869] ? clear_bhb_loop+0x60/0xb0
[ 600.103994][ T8869] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.104011][ T8869] RIP: 0033:0x7f1a64cdda6a
[ 600.104027][ T8869] 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
[ 600.104041][ T8869] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 600.104060][ T8869] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 600.104073][ T8869] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 600.104099][ T8869] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 600.104111][ T8869] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 600.104123][ T8869] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 600.104155][ T8869]
[ 600.473205][ T8869] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 600.777047][ T8872] loop0: detected capacity change from 0 to 32768
[ 600.813024][ T8872] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 600.821315][ T8872] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 600.832682][ T8872] 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
[ 600.849859][ T8872] CPU: 1 UID: 0 PID: 8872 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 600.849884][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 600.849896][ T8872] Call Trace:
[ 600.849904][ T8872]
[ 600.849912][ T8872] dump_stack_lvl+0x189/0x250
[ 600.849944][ T8872] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.849966][ T8872] ? gfs2_meta_read+0x775/0x8b0
[ 600.849992][ T8872] ? __pfx_gfs2_meta_read+0x10/0x10
[ 600.850017][ T8872] gfs2_withdraw+0xc3/0x1b0
[ 600.850054][ T8872] gfs2_meta_buffer+0x225/0x2e0
[ 600.850077][ T8872] inode_go_instantiate+0xe7/0x1310
[ 600.850100][ T8872] ? __pfx_bit_wait+0x10/0x10
[ 600.850121][ T8872] ? out_of_line_wait_on_bit+0x123/0x170
[ 600.850147][ T8872] ? __pfx_inode_go_instantiate+0x10/0x10
[ 600.850172][ T8872] ? __pfx_wake_bit_function+0x10/0x10
[ 600.850197][ T8872] gfs2_instantiate+0x168/0x220
[ 600.850224][ T8872] gfs2_glock_wait+0x1d4/0x2a0
[ 600.850250][ T8872] gfs2_lookupi+0x35b/0x5a0
[ 600.850279][ T8872] ? __pfx_gfs2_lookupi+0x10/0x10
[ 600.850312][ T8872] ? gfs2_lookup_meta+0xa7/0x170
[ 600.850333][ T8872] ? look_up_lock_class+0x74/0x170
[ 600.850358][ T8872] ? crc32_le+0x250/0x2c0
[ 600.850382][ T8872] gfs2_lookup_meta+0xa7/0x170
[ 600.850405][ T8872] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 600.850428][ T8872] ? __asan_memset+0x22/0x50
[ 600.850460][ T8872] init_journal+0x1a5/0x2180
[ 600.850487][ T8872] ? __pfx_number+0x10/0x10
[ 600.850510][ T8872] ? format_decode+0x5a3/0xe30
[ 600.850532][ T8872] ? __pfx_init_journal+0x10/0x10
[ 600.850554][ T8872] ? vsnprintf+0xe11/0xf00
[ 600.850581][ T8872] ? snprintf+0xda/0x120
[ 600.850602][ T8872] ? __pfx_snprintf+0x10/0x10
[ 600.850621][ T8872] ? gfs2_glock_nq_num+0x13d/0x170
[ 600.850648][ T8872] init_inodes+0xdb/0x320
[ 600.850673][ T8872] gfs2_fill_super+0x1aaa/0x2270
[ 600.850712][ T8872] ? __pfx_gfs2_fill_super+0x10/0x10
[ 600.850736][ T8872] ? init_locking+0xb8/0x210
[ 600.850755][ T8872] ? sb_set_blocksize+0x104/0x180
[ 600.850782][ T8872] ? setup_bdev_super+0x4c1/0x5b0
[ 600.850807][ T8872] get_tree_bdev_flags+0x40e/0x4d0
[ 600.850830][ T8872] ? __pfx_gfs2_fill_super+0x10/0x10
[ 600.850852][ T8872] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 600.850872][ T8872] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 600.850900][ T8872] gfs2_get_tree+0x51/0x1e0
[ 600.850925][ T8872] vfs_get_tree+0x92/0x2b0
[ 600.850949][ T8872] do_new_mount+0x302/0xa10
[ 600.850970][ T8872] ? apparmor_capable+0x137/0x1b0
[ 600.850994][ T8872] ? __pfx_do_new_mount+0x10/0x10
[ 600.851017][ T8872] ? ns_capable+0x8a/0xf0
[ 600.851047][ T8872] ? kmem_cache_free+0x19b/0x690
[ 600.851074][ T8872] __se_sys_mount+0x313/0x410
[ 600.851104][ T8872] ? __pfx___se_sys_mount+0x10/0x10
[ 600.851133][ T8872] ? do_syscall_64+0xbe/0xfa0
[ 600.851152][ T8872] ? __x64_sys_mount+0x20/0xc0
[ 600.851178][ T8872] do_syscall_64+0xfa/0xfa0
[ 600.851201][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.851218][ T8872] ? clear_bhb_loop+0x60/0xb0
[ 600.851239][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.851255][ T8872] RIP: 0033:0x7f1a64cdda6a
[ 600.851271][ T8872] 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
[ 600.851292][ T8872] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 600.851311][ T8872] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 600.851324][ T8872] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 600.851337][ T8872] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 600.851349][ T8872] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 600.851360][ T8872] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 600.851391][ T8872]
[ 600.851405][ T8872] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 601.547299][ T8875] loop0: detected capacity change from 0 to 32768
[ 601.560077][ T8875] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 601.568381][ T8875] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 601.578900][ T8875] 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
[ 601.594536][ T8875] CPU: 0 UID: 0 PID: 8875 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 601.594560][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 601.594570][ T8875] Call Trace:
[ 601.594578][ T8875]
[ 601.594586][ T8875] dump_stack_lvl+0x189/0x250
[ 601.594617][ T8875] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.594635][ T8875] ? gfs2_meta_read+0x775/0x8b0
[ 601.594658][ T8875] ? __pfx_gfs2_meta_read+0x10/0x10
[ 601.594681][ T8875] gfs2_withdraw+0xc3/0x1b0
[ 601.594702][ T8875] gfs2_meta_buffer+0x225/0x2e0
[ 601.594724][ T8875] inode_go_instantiate+0xe7/0x1310
[ 601.594746][ T8875] ? __pfx_bit_wait+0x10/0x10
[ 601.594764][ T8875] ? out_of_line_wait_on_bit+0x123/0x170
[ 601.594786][ T8875] ? __pfx_inode_go_instantiate+0x10/0x10
[ 601.594806][ T8875] ? __pfx_wake_bit_function+0x10/0x10
[ 601.594829][ T8875] gfs2_instantiate+0x168/0x220
[ 601.594854][ T8875] gfs2_glock_wait+0x1d4/0x2a0
[ 601.594880][ T8875] gfs2_lookupi+0x35b/0x5a0
[ 601.594907][ T8875] ? __pfx_gfs2_lookupi+0x10/0x10
[ 601.594929][ T8875] ? gfs2_lookup_meta+0xa7/0x170
[ 601.594948][ T8875] ? look_up_lock_class+0x74/0x170
[ 601.594972][ T8875] ? crc32_le+0x250/0x2c0
[ 601.594995][ T8875] gfs2_lookup_meta+0xa7/0x170
[ 601.595019][ T8875] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 601.595052][ T8875] ? __asan_memset+0x22/0x50
[ 601.595081][ T8875] init_journal+0x1a5/0x2180
[ 601.595106][ T8875] ? __pfx_number+0x10/0x10
[ 601.595126][ T8875] ? format_decode+0x5a3/0xe30
[ 601.595145][ T8875] ? __pfx_init_journal+0x10/0x10
[ 601.595164][ T8875] ? vsnprintf+0xe11/0xf00
[ 601.595189][ T8875] ? snprintf+0xda/0x120
[ 601.595207][ T8875] ? __pfx_snprintf+0x10/0x10
[ 601.595224][ T8875] ? gfs2_glock_nq_num+0x13d/0x170
[ 601.595249][ T8875] init_inodes+0xdb/0x320
[ 601.595272][ T8875] gfs2_fill_super+0x1aaa/0x2270
[ 601.595307][ T8875] ? __pfx_gfs2_fill_super+0x10/0x10
[ 601.595331][ T8875] ? init_locking+0xb8/0x210
[ 601.595350][ T8875] ? sb_set_blocksize+0x104/0x180
[ 601.595377][ T8875] ? setup_bdev_super+0x4c1/0x5b0
[ 601.595401][ T8875] get_tree_bdev_flags+0x40e/0x4d0
[ 601.595422][ T8875] ? __pfx_gfs2_fill_super+0x10/0x10
[ 601.595443][ T8875] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 601.595462][ T8875] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 601.595489][ T8875] gfs2_get_tree+0x51/0x1e0
[ 601.595515][ T8875] vfs_get_tree+0x92/0x2b0
[ 601.595540][ T8875] do_new_mount+0x302/0xa10
[ 601.595560][ T8875] ? apparmor_capable+0x137/0x1b0
[ 601.595582][ T8875] ? __pfx_do_new_mount+0x10/0x10
[ 601.595604][ T8875] ? ns_capable+0x8a/0xf0
[ 601.595629][ T8875] ? kmem_cache_free+0x19b/0x690
[ 601.595659][ T8875] __se_sys_mount+0x313/0x410
[ 601.595690][ T8875] ? __pfx___se_sys_mount+0x10/0x10
[ 601.595718][ T8875] ? do_syscall_64+0xbe/0xfa0
[ 601.595737][ T8875] ? __x64_sys_mount+0x20/0xc0
[ 601.595761][ T8875] do_syscall_64+0xfa/0xfa0
[ 601.595781][ T8875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.595798][ T8875] ? clear_bhb_loop+0x60/0xb0
[ 601.595818][ T8875] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.595832][ T8875] RIP: 0033:0x7f1a64cdda6a
[ 601.595849][ T8875] 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
[ 601.595863][ T8875] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 601.595882][ T8875] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 601.595894][ T8875] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 601.595906][ T8875] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 601.595918][ T8875] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 601.595929][ T8875] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 601.595961][ T8875]
[ 601.595975][ T8875] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 602.287706][ T8878] loop0: detected capacity change from 0 to 32768
[ 602.319282][ T8878] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 602.327791][ T8878] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 602.338416][ T8878] 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
[ 602.353954][ T8878] CPU: 1 UID: 0 PID: 8878 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 602.353978][ T8878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 602.353989][ T8878] Call Trace:
[ 602.353997][ T8878]
[ 602.354004][ T8878] dump_stack_lvl+0x189/0x250
[ 602.354034][ T8878] ? __pfx_dump_stack_lvl+0x10/0x10
[ 602.354055][ T8878] ? gfs2_meta_read+0x775/0x8b0
[ 602.354080][ T8878] ? __pfx_gfs2_meta_read+0x10/0x10
[ 602.354105][ T8878] gfs2_withdraw+0xc3/0x1b0
[ 602.354128][ T8878] gfs2_meta_buffer+0x225/0x2e0
[ 602.354153][ T8878] inode_go_instantiate+0xe7/0x1310
[ 602.354184][ T8878] ? __pfx_bit_wait+0x10/0x10
[ 602.354204][ T8878] ? out_of_line_wait_on_bit+0x123/0x170
[ 602.354229][ T8878] ? __pfx_inode_go_instantiate+0x10/0x10
[ 602.354253][ T8878] ? __pfx_wake_bit_function+0x10/0x10
[ 602.354277][ T8878] gfs2_instantiate+0x168/0x220
[ 602.354302][ T8878] gfs2_glock_wait+0x1d4/0x2a0
[ 602.354328][ T8878] gfs2_lookupi+0x35b/0x5a0
[ 602.354356][ T8878] ? __pfx_gfs2_lookupi+0x10/0x10
[ 602.354382][ T8878] ? gfs2_lookup_meta+0xa7/0x170
[ 602.354403][ T8878] ? look_up_lock_class+0x74/0x170
[ 602.354428][ T8878] ? crc32_le+0x250/0x2c0
[ 602.354450][ T8878] gfs2_lookup_meta+0xa7/0x170
[ 602.354472][ T8878] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 602.354497][ T8878] ? __asan_memset+0x22/0x50
[ 602.354528][ T8878] init_journal+0x1a5/0x2180
[ 602.354553][ T8878] ? __pfx_number+0x10/0x10
[ 602.354574][ T8878] ? format_decode+0x5a3/0xe30
[ 602.354595][ T8878] ? __pfx_init_journal+0x10/0x10
[ 602.354615][ T8878] ? vsnprintf+0xe11/0xf00
[ 602.354643][ T8878] ? snprintf+0xda/0x120
[ 602.354666][ T8878] ? __pfx_snprintf+0x10/0x10
[ 602.354684][ T8878] ? gfs2_glock_nq_num+0x13d/0x170
[ 602.354710][ T8878] init_inodes+0xdb/0x320
[ 602.354734][ T8878] gfs2_fill_super+0x1aaa/0x2270
[ 602.354770][ T8878] ? __pfx_gfs2_fill_super+0x10/0x10
[ 602.354795][ T8878] ? init_locking+0xb8/0x210
[ 602.354815][ T8878] ? sb_set_blocksize+0x104/0x180
[ 602.354841][ T8878] ? setup_bdev_super+0x4c1/0x5b0
[ 602.354865][ T8878] get_tree_bdev_flags+0x40e/0x4d0
[ 602.354885][ T8878] ? __pfx_gfs2_fill_super+0x10/0x10
[ 602.354906][ T8878] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 602.354924][ T8878] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 602.354954][ T8878] gfs2_get_tree+0x51/0x1e0
[ 602.354979][ T8878] vfs_get_tree+0x92/0x2b0
[ 602.355004][ T8878] do_new_mount+0x302/0xa10
[ 602.355024][ T8878] ? apparmor_capable+0x137/0x1b0
[ 602.355048][ T8878] ? __pfx_do_new_mount+0x10/0x10
[ 602.355070][ T8878] ? ns_capable+0x8a/0xf0
[ 602.355095][ T8878] ? kmem_cache_free+0x19b/0x690
[ 602.355129][ T8878] __se_sys_mount+0x313/0x410
[ 602.355159][ T8878] ? __pfx___se_sys_mount+0x10/0x10
[ 602.355192][ T8878] ? do_syscall_64+0xbe/0xfa0
[ 602.355212][ T8878] ? __x64_sys_mount+0x20/0xc0
[ 602.355237][ T8878] do_syscall_64+0xfa/0xfa0
[ 602.355256][ T8878] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.355272][ T8878] ? clear_bhb_loop+0x60/0xb0
[ 602.355292][ T8878] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.355308][ T8878] RIP: 0033:0x7f1a64cdda6a
[ 602.355325][ T8878] 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
[ 602.355339][ T8878] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 602.355358][ T8878] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 602.355372][ T8878] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 602.355385][ T8878] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 602.355397][ T8878] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 602.355409][ T8878] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 602.355440][ T8878]
[ 602.355452][ T8878] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 603.045715][ T8881] loop0: detected capacity change from 0 to 32768
[ 603.061202][ T8881] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 603.069465][ T8881] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 603.079756][ T8881] 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
[ 603.095853][ T8881] CPU: 0 UID: 0 PID: 8881 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 603.095877][ T8881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 603.095888][ T8881] Call Trace:
[ 603.095896][ T8881]
[ 603.095904][ T8881] dump_stack_lvl+0x189/0x250
[ 603.095938][ T8881] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.095959][ T8881] ? gfs2_meta_read+0x775/0x8b0
[ 603.095992][ T8881] ? __pfx_gfs2_meta_read+0x10/0x10
[ 603.096019][ T8881] gfs2_withdraw+0xc3/0x1b0
[ 603.096048][ T8881] gfs2_meta_buffer+0x225/0x2e0
[ 603.096072][ T8881] inode_go_instantiate+0xe7/0x1310
[ 603.096096][ T8881] ? __pfx_bit_wait+0x10/0x10
[ 603.096116][ T8881] ? out_of_line_wait_on_bit+0x123/0x170
[ 603.096142][ T8881] ? __pfx_inode_go_instantiate+0x10/0x10
[ 603.096167][ T8881] ? __pfx_wake_bit_function+0x10/0x10
[ 603.096192][ T8881] gfs2_instantiate+0x168/0x220
[ 603.096218][ T8881] gfs2_glock_wait+0x1d4/0x2a0
[ 603.096246][ T8881] gfs2_lookupi+0x35b/0x5a0
[ 603.096276][ T8881] ? __pfx_gfs2_lookupi+0x10/0x10
[ 603.096303][ T8881] ? gfs2_lookup_meta+0xa7/0x170
[ 603.096325][ T8881] ? look_up_lock_class+0x74/0x170
[ 603.096352][ T8881] ? crc32_le+0x250/0x2c0
[ 603.096376][ T8881] gfs2_lookup_meta+0xa7/0x170
[ 603.096400][ T8881] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 603.096424][ T8881] ? __asan_memset+0x22/0x50
[ 603.096454][ T8881] init_journal+0x1a5/0x2180
[ 603.096481][ T8881] ? __pfx_number+0x10/0x10
[ 603.096503][ T8881] ? format_decode+0x5a3/0xe30
[ 603.096525][ T8881] ? __pfx_init_journal+0x10/0x10
[ 603.096547][ T8881] ? vsnprintf+0xe11/0xf00
[ 603.096576][ T8881] ? snprintf+0xda/0x120
[ 603.096599][ T8881] ? __pfx_snprintf+0x10/0x10
[ 603.096616][ T8881] ? gfs2_glock_nq_num+0x13d/0x170
[ 603.096643][ T8881] init_inodes+0xdb/0x320
[ 603.096668][ T8881] gfs2_fill_super+0x1aaa/0x2270
[ 603.096708][ T8881] ? __pfx_gfs2_fill_super+0x10/0x10
[ 603.096734][ T8881] ? init_locking+0xb8/0x210
[ 603.096754][ T8881] ? sb_set_blocksize+0x104/0x180
[ 603.096782][ T8881] ? setup_bdev_super+0x4c1/0x5b0
[ 603.096806][ T8881] get_tree_bdev_flags+0x40e/0x4d0
[ 603.096828][ T8881] ? __pfx_gfs2_fill_super+0x10/0x10
[ 603.096849][ T8881] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 603.096868][ T8881] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 603.096898][ T8881] gfs2_get_tree+0x51/0x1e0
[ 603.096924][ T8881] vfs_get_tree+0x92/0x2b0
[ 603.096949][ T8881] do_new_mount+0x302/0xa10
[ 603.096977][ T8881] ? apparmor_capable+0x137/0x1b0
[ 603.097002][ T8881] ? __pfx_do_new_mount+0x10/0x10
[ 603.097024][ T8881] ? ns_capable+0x8a/0xf0
[ 603.097049][ T8881] ? kmem_cache_free+0x19b/0x690
[ 603.097080][ T8881] __se_sys_mount+0x313/0x410
[ 603.097111][ T8881] ? __pfx___se_sys_mount+0x10/0x10
[ 603.097139][ T8881] ? do_syscall_64+0xbe/0xfa0
[ 603.097158][ T8881] ? __x64_sys_mount+0x20/0xc0
[ 603.097184][ T8881] do_syscall_64+0xfa/0xfa0
[ 603.097205][ T8881] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.097221][ T8881] ? clear_bhb_loop+0x60/0xb0
[ 603.097240][ T8881] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.097256][ T8881] RIP: 0033:0x7f1a64cdda6a
[ 603.097274][ T8881] 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
[ 603.097289][ T8881] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 603.097309][ T8881] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 603.097323][ T8881] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 603.097335][ T8881] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 603.097348][ T8881] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 603.097359][ T8881] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 603.097391][ T8881]
[ 603.097405][ T8881] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 603.786174][ T8884] loop0: detected capacity change from 0 to 32768
[ 603.805977][ T8884] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 603.814840][ T8884] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 603.824959][ T8884] 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
[ 603.840600][ T8884] CPU: 1 UID: 0 PID: 8884 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 603.840626][ T8884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 603.840636][ T8884] Call Trace:
[ 603.840645][ T8884]
[ 603.840653][ T8884] dump_stack_lvl+0x189/0x250
[ 603.840685][ T8884] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.840708][ T8884] ? gfs2_meta_read+0x775/0x8b0
[ 603.840733][ T8884] ? __pfx_gfs2_meta_read+0x10/0x10
[ 603.840760][ T8884] gfs2_withdraw+0xc3/0x1b0
[ 603.840785][ T8884] gfs2_meta_buffer+0x225/0x2e0
[ 603.840810][ T8884] inode_go_instantiate+0xe7/0x1310
[ 603.840833][ T8884] ? __pfx_bit_wait+0x10/0x10
[ 603.840854][ T8884] ? out_of_line_wait_on_bit+0x123/0x170
[ 603.840878][ T8884] ? __pfx_inode_go_instantiate+0x10/0x10
[ 603.840913][ T8884] ? __pfx_wake_bit_function+0x10/0x10
[ 603.840939][ T8884] gfs2_instantiate+0x168/0x220
[ 603.840966][ T8884] gfs2_glock_wait+0x1d4/0x2a0
[ 603.840994][ T8884] gfs2_lookupi+0x35b/0x5a0
[ 603.841024][ T8884] ? __pfx_gfs2_lookupi+0x10/0x10
[ 603.841055][ T8884] ? gfs2_lookup_meta+0xa7/0x170
[ 603.841075][ T8884] ? look_up_lock_class+0x74/0x170
[ 603.841100][ T8884] ? crc32_le+0x250/0x2c0
[ 603.841124][ T8884] gfs2_lookup_meta+0xa7/0x170
[ 603.841147][ T8884] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 603.841173][ T8884] ? __asan_memset+0x22/0x50
[ 603.841205][ T8884] init_journal+0x1a5/0x2180
[ 603.841236][ T8884] ? __pfx_number+0x10/0x10
[ 603.841259][ T8884] ? format_decode+0x5a3/0xe30
[ 603.841279][ T8884] ? __pfx_init_journal+0x10/0x10
[ 603.841301][ T8884] ? vsnprintf+0xe11/0xf00
[ 603.841329][ T8884] ? snprintf+0xda/0x120
[ 603.841353][ T8884] ? __pfx_snprintf+0x10/0x10
[ 603.841372][ T8884] ? gfs2_glock_nq_num+0x13d/0x170
[ 603.841400][ T8884] init_inodes+0xdb/0x320
[ 603.841425][ T8884] gfs2_fill_super+0x1aaa/0x2270
[ 603.841463][ T8884] ? __pfx_gfs2_fill_super+0x10/0x10
[ 603.841489][ T8884] ? init_locking+0xb8/0x210
[ 603.841508][ T8884] ? sb_set_blocksize+0x104/0x180
[ 603.841535][ T8884] ? setup_bdev_super+0x4c1/0x5b0
[ 603.841560][ T8884] get_tree_bdev_flags+0x40e/0x4d0
[ 603.841582][ T8884] ? __pfx_gfs2_fill_super+0x10/0x10
[ 603.841605][ T8884] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 603.841625][ T8884] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 603.841655][ T8884] gfs2_get_tree+0x51/0x1e0
[ 603.841682][ T8884] vfs_get_tree+0x92/0x2b0
[ 603.841706][ T8884] do_new_mount+0x302/0xa10
[ 603.841727][ T8884] ? apparmor_capable+0x137/0x1b0
[ 603.841750][ T8884] ? __pfx_do_new_mount+0x10/0x10
[ 603.841784][ T8884] ? ns_capable+0x8a/0xf0
[ 603.841810][ T8884] ? kmem_cache_free+0x19b/0x690
[ 603.841839][ T8884] __se_sys_mount+0x313/0x410
[ 603.841868][ T8884] ? __pfx___se_sys_mount+0x10/0x10
[ 603.841902][ T8884] ? do_syscall_64+0xbe/0xfa0
[ 603.841921][ T8884] ? __x64_sys_mount+0x20/0xc0
[ 603.841946][ T8884] do_syscall_64+0xfa/0xfa0
[ 603.841965][ T8884] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.841982][ T8884] ? clear_bhb_loop+0x60/0xb0
[ 603.842002][ T8884] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.842019][ T8884] RIP: 0033:0x7f1a64cdda6a
[ 603.842036][ T8884] 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
[ 603.842051][ T8884] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 603.842070][ T8884] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 603.842084][ T8884] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 603.842097][ T8884] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 603.842109][ T8884] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 603.842121][ T8884] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 603.842151][ T8884]
[ 603.842165][ T8884] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 604.527135][ T8887] loop0: detected capacity change from 0 to 32768
[ 604.538007][ T8887] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 604.546699][ T8887] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 604.557467][ T8887] 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
[ 604.573203][ T8887] CPU: 0 UID: 0 PID: 8887 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 604.573227][ T8887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 604.573238][ T8887] Call Trace:
[ 604.573246][ T8887]
[ 604.573255][ T8887] dump_stack_lvl+0x189/0x250
[ 604.573288][ T8887] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.573310][ T8887] ? gfs2_meta_read+0x775/0x8b0
[ 604.573335][ T8887] ? __pfx_gfs2_meta_read+0x10/0x10
[ 604.573360][ T8887] gfs2_withdraw+0xc3/0x1b0
[ 604.573385][ T8887] gfs2_meta_buffer+0x225/0x2e0
[ 604.573412][ T8887] inode_go_instantiate+0xe7/0x1310
[ 604.573436][ T8887] ? __pfx_bit_wait+0x10/0x10
[ 604.573458][ T8887] ? out_of_line_wait_on_bit+0x123/0x170
[ 604.573483][ T8887] ? __pfx_inode_go_instantiate+0x10/0x10
[ 604.573507][ T8887] ? __pfx_wake_bit_function+0x10/0x10
[ 604.573532][ T8887] gfs2_instantiate+0x168/0x220
[ 604.573559][ T8887] gfs2_glock_wait+0x1d4/0x2a0
[ 604.573587][ T8887] gfs2_lookupi+0x35b/0x5a0
[ 604.573618][ T8887] ? __pfx_gfs2_lookupi+0x10/0x10
[ 604.573642][ T8887] ? gfs2_lookup_meta+0xa7/0x170
[ 604.573662][ T8887] ? look_up_lock_class+0x74/0x170
[ 604.573685][ T8887] ? crc32_le+0x250/0x2c0
[ 604.573707][ T8887] gfs2_lookup_meta+0xa7/0x170
[ 604.573730][ T8887] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 604.573753][ T8887] ? __asan_memset+0x22/0x50
[ 604.573781][ T8887] init_journal+0x1a5/0x2180
[ 604.573801][ T8887] ? __pfx_number+0x10/0x10
[ 604.573828][ T8887] ? format_decode+0x5a3/0xe30
[ 604.573845][ T8887] ? __pfx_init_journal+0x10/0x10
[ 604.573861][ T8887] ? vsnprintf+0xe11/0xf00
[ 604.573883][ T8887] ? snprintf+0xda/0x120
[ 604.573900][ T8887] ? __pfx_snprintf+0x10/0x10
[ 604.573914][ T8887] ? gfs2_glock_nq_num+0x13d/0x170
[ 604.573935][ T8887] init_inodes+0xdb/0x320
[ 604.573955][ T8887] gfs2_fill_super+0x1aaa/0x2270
[ 604.573985][ T8887] ? __pfx_gfs2_fill_super+0x10/0x10
[ 604.574005][ T8887] ? init_locking+0xb8/0x210
[ 604.574020][ T8887] ? sb_set_blocksize+0x104/0x180
[ 604.574042][ T8887] ? setup_bdev_super+0x4c1/0x5b0
[ 604.574063][ T8887] get_tree_bdev_flags+0x40e/0x4d0
[ 604.574080][ T8887] ? __pfx_gfs2_fill_super+0x10/0x10
[ 604.574097][ T8887] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 604.574112][ T8887] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 604.574135][ T8887] gfs2_get_tree+0x51/0x1e0
[ 604.574154][ T8887] vfs_get_tree+0x92/0x2b0
[ 604.574173][ T8887] do_new_mount+0x302/0xa10
[ 604.574190][ T8887] ? apparmor_capable+0x137/0x1b0
[ 604.574209][ T8887] ? __pfx_do_new_mount+0x10/0x10
[ 604.574226][ T8887] ? ns_capable+0x8a/0xf0
[ 604.574246][ T8887] ? kmem_cache_free+0x19b/0x690
[ 604.574268][ T8887] __se_sys_mount+0x313/0x410
[ 604.574291][ T8887] ? __pfx___se_sys_mount+0x10/0x10
[ 604.574313][ T8887] ? do_syscall_64+0xbe/0xfa0
[ 604.574327][ T8887] ? __x64_sys_mount+0x20/0xc0
[ 604.574347][ T8887] do_syscall_64+0xfa/0xfa0
[ 604.574364][ T8887] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.574377][ T8887] ? clear_bhb_loop+0x60/0xb0
[ 604.574393][ T8887] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.574406][ T8887] RIP: 0033:0x7f1a64cdda6a
[ 604.574419][ T8887] 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
[ 604.574431][ T8887] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 604.574447][ T8887] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 604.574457][ T8887] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 604.574467][ T8887] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 604.574476][ T8887] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 604.574486][ T8887] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 604.574509][ T8887]
[ 604.943509][ T8887] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 605.279000][ T8890] loop0: detected capacity change from 0 to 32768
[ 605.300972][ T8890] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 605.309676][ T8890] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 605.319459][ T8890] 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
[ 605.334974][ T8890] CPU: 0 UID: 0 PID: 8890 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 605.334998][ T8890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 605.335010][ T8890] Call Trace:
[ 605.335018][ T8890]
[ 605.335026][ T8890] dump_stack_lvl+0x189/0x250
[ 605.335059][ T8890] ? __pfx_dump_stack_lvl+0x10/0x10
[ 605.335082][ T8890] ? gfs2_meta_read+0x775/0x8b0
[ 605.335107][ T8890] ? __pfx_gfs2_meta_read+0x10/0x10
[ 605.335126][ T8890] ? queue_delayed_work_on+0x11a/0x280
[ 605.335155][ T8890] gfs2_withdraw+0xc3/0x1b0
[ 605.335178][ T8890] gfs2_meta_buffer+0x225/0x2e0
[ 605.335203][ T8890] inode_go_instantiate+0xe7/0x1310
[ 605.335240][ T8890] ? __pfx_inode_go_instantiate+0x10/0x10
[ 605.335267][ T8890] ? gfs2_glock_nq+0x886/0x1060
[ 605.335298][ T8890] gfs2_instantiate+0x168/0x220
[ 605.335324][ T8890] gfs2_glock_wait+0x1d4/0x2a0
[ 605.335352][ T8890] gfs2_lookupi+0x35b/0x5a0
[ 605.335380][ T8890] ? __pfx_gfs2_lookupi+0x10/0x10
[ 605.335407][ T8890] ? gfs2_lookup_meta+0xa7/0x170
[ 605.335427][ T8890] ? look_up_lock_class+0x74/0x170
[ 605.335453][ T8890] ? crc32_le+0x250/0x2c0
[ 605.335477][ T8890] gfs2_lookup_meta+0xa7/0x170
[ 605.335501][ T8890] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 605.335527][ T8890] ? __asan_memset+0x22/0x50
[ 605.335559][ T8890] init_journal+0x1a5/0x2180
[ 605.335585][ T8890] ? __pfx_number+0x10/0x10
[ 605.335606][ T8890] ? format_decode+0x5a3/0xe30
[ 605.335628][ T8890] ? __pfx_init_journal+0x10/0x10
[ 605.335649][ T8890] ? vsnprintf+0xe11/0xf00
[ 605.335678][ T8890] ? snprintf+0xda/0x120
[ 605.335702][ T8890] ? __pfx_snprintf+0x10/0x10
[ 605.335795][ T8890] ? gfs2_glock_nq_num+0x13d/0x170
[ 605.335822][ T8890] init_inodes+0xdb/0x320
[ 605.335847][ T8890] gfs2_fill_super+0x1aaa/0x2270
[ 605.335887][ T8890] ? __pfx_gfs2_fill_super+0x10/0x10
[ 605.335914][ T8890] ? init_locking+0xb8/0x210
[ 605.335934][ T8890] ? sb_set_blocksize+0x104/0x180
[ 605.335961][ T8890] ? setup_bdev_super+0x4c1/0x5b0
[ 605.335987][ T8890] get_tree_bdev_flags+0x40e/0x4d0
[ 605.336008][ T8890] ? __pfx_gfs2_fill_super+0x10/0x10
[ 605.336030][ T8890] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 605.336049][ T8890] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 605.336080][ T8890] gfs2_get_tree+0x51/0x1e0
[ 605.336107][ T8890] vfs_get_tree+0x92/0x2b0
[ 605.336132][ T8890] do_new_mount+0x302/0xa10
[ 605.336154][ T8890] ? apparmor_capable+0x137/0x1b0
[ 605.336178][ T8890] ? __pfx_do_new_mount+0x10/0x10
[ 605.336200][ T8890] ? ns_capable+0x8a/0xf0
[ 605.336224][ T8890] ? kmem_cache_free+0x19b/0x690
[ 605.336254][ T8890] __se_sys_mount+0x313/0x410
[ 605.336283][ T8890] ? __pfx___se_sys_mount+0x10/0x10
[ 605.336313][ T8890] ? do_syscall_64+0xbe/0xfa0
[ 605.336332][ T8890] ? __x64_sys_mount+0x20/0xc0
[ 605.336358][ T8890] do_syscall_64+0xfa/0xfa0
[ 605.336379][ T8890] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.336398][ T8890] ? clear_bhb_loop+0x60/0xb0
[ 605.336419][ T8890] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.336435][ T8890] RIP: 0033:0x7f1a64cdda6a
[ 605.336451][ T8890] 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
[ 605.336467][ T8890] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 605.336488][ T8890] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 605.336502][ T8890] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 605.336515][ T8890] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 605.336527][ T8890] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 605.336539][ T8890] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 605.336571][ T8890]
[ 605.336585][ T8890] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 606.028188][ T8893] loop0: detected capacity change from 0 to 32768
[ 606.044932][ T8893] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 606.053906][ T8893] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 606.067374][ T8893] 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
[ 606.083793][ T8893] CPU: 1 UID: 0 PID: 8893 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 606.083818][ T8893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 606.083829][ T8893] Call Trace:
[ 606.083841][ T8893]
[ 606.083848][ T8893] dump_stack_lvl+0x189/0x250
[ 606.083882][ T8893] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.083903][ T8893] ? gfs2_meta_read+0x775/0x8b0
[ 606.083930][ T8893] ? __pfx_gfs2_meta_read+0x10/0x10
[ 606.084002][ T8893] gfs2_withdraw+0xc3/0x1b0
[ 606.084037][ T8893] gfs2_meta_buffer+0x225/0x2e0
[ 606.084063][ T8893] inode_go_instantiate+0xe7/0x1310
[ 606.084088][ T8893] ? __pfx_bit_wait+0x10/0x10
[ 606.084109][ T8893] ? out_of_line_wait_on_bit+0x123/0x170
[ 606.084130][ T8893] ? __pfx_inode_go_instantiate+0x10/0x10
[ 606.084153][ T8893] ? __pfx_wake_bit_function+0x10/0x10
[ 606.084174][ T8893] gfs2_instantiate+0x168/0x220
[ 606.084200][ T8893] gfs2_glock_wait+0x1d4/0x2a0
[ 606.084227][ T8893] gfs2_lookupi+0x35b/0x5a0
[ 606.084258][ T8893] ? __pfx_gfs2_lookupi+0x10/0x10
[ 606.084287][ T8893] ? gfs2_lookup_meta+0xa7/0x170
[ 606.084310][ T8893] ? look_up_lock_class+0x74/0x170
[ 606.084337][ T8893] ? crc32_le+0x250/0x2c0
[ 606.084362][ T8893] gfs2_lookup_meta+0xa7/0x170
[ 606.084385][ T8893] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 606.084408][ T8893] ? __asan_memset+0x22/0x50
[ 606.084440][ T8893] init_journal+0x1a5/0x2180
[ 606.084466][ T8893] ? __pfx_number+0x10/0x10
[ 606.084488][ T8893] ? format_decode+0x5a3/0xe30
[ 606.084509][ T8893] ? __pfx_init_journal+0x10/0x10
[ 606.084531][ T8893] ? vsnprintf+0xe11/0xf00
[ 606.084561][ T8893] ? snprintf+0xda/0x120
[ 606.084584][ T8893] ? __pfx_snprintf+0x10/0x10
[ 606.084603][ T8893] ? gfs2_glock_nq_num+0x13d/0x170
[ 606.084631][ T8893] init_inodes+0xdb/0x320
[ 606.084699][ T8893] gfs2_fill_super+0x1aaa/0x2270
[ 606.084739][ T8893] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.084766][ T8893] ? init_locking+0xb8/0x210
[ 606.084787][ T8893] ? sb_set_blocksize+0x104/0x180
[ 606.084815][ T8893] ? setup_bdev_super+0x4c1/0x5b0
[ 606.084842][ T8893] get_tree_bdev_flags+0x40e/0x4d0
[ 606.084869][ T8893] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.084896][ T8893] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 606.084916][ T8893] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 606.084946][ T8893] gfs2_get_tree+0x51/0x1e0
[ 606.084974][ T8893] vfs_get_tree+0x92/0x2b0
[ 606.084999][ T8893] do_new_mount+0x302/0xa10
[ 606.085039][ T8893] ? apparmor_capable+0x137/0x1b0
[ 606.085062][ T8893] ? __pfx_do_new_mount+0x10/0x10
[ 606.085085][ T8893] ? ns_capable+0x8a/0xf0
[ 606.085109][ T8893] ? kmem_cache_free+0x19b/0x690
[ 606.085138][ T8893] __se_sys_mount+0x313/0x410
[ 606.085169][ T8893] ? __pfx___se_sys_mount+0x10/0x10
[ 606.085200][ T8893] ? do_syscall_64+0xbe/0xfa0
[ 606.085221][ T8893] ? __x64_sys_mount+0x20/0xc0
[ 606.085247][ T8893] do_syscall_64+0xfa/0xfa0
[ 606.085269][ T8893] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.085288][ T8893] ? clear_bhb_loop+0x60/0xb0
[ 606.085310][ T8893] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.085327][ T8893] RIP: 0033:0x7f1a64cdda6a
[ 606.085344][ T8893] 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
[ 606.085358][ T8893] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 606.085378][ T8893] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 606.085392][ T8893] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 606.085405][ T8893] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 606.085419][ T8893] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 606.085432][ T8893] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 606.085467][ T8893]
[ 606.085482][ T8893] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 606.776938][ T8896] loop0: detected capacity change from 0 to 32768
[ 606.796622][ T8896] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 606.805308][ T8896] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 606.818302][ T8896] 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
[ 606.834810][ T8896] CPU: 0 UID: 0 PID: 8896 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 606.834835][ T8896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 606.834846][ T8896] Call Trace:
[ 606.834854][ T8896]
[ 606.834863][ T8896] dump_stack_lvl+0x189/0x250
[ 606.834896][ T8896] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.834918][ T8896] ? gfs2_meta_read+0x775/0x8b0
[ 606.834952][ T8896] ? __pfx_gfs2_meta_read+0x10/0x10
[ 606.834977][ T8896] gfs2_withdraw+0xc3/0x1b0
[ 606.835002][ T8896] gfs2_meta_buffer+0x225/0x2e0
[ 606.835027][ T8896] inode_go_instantiate+0xe7/0x1310
[ 606.835052][ T8896] ? __pfx_bit_wait+0x10/0x10
[ 606.835073][ T8896] ? out_of_line_wait_on_bit+0x123/0x170
[ 606.835099][ T8896] ? __pfx_inode_go_instantiate+0x10/0x10
[ 606.835124][ T8896] ? __pfx_wake_bit_function+0x10/0x10
[ 606.835149][ T8896] gfs2_instantiate+0x168/0x220
[ 606.835175][ T8896] gfs2_glock_wait+0x1d4/0x2a0
[ 606.835201][ T8896] gfs2_lookupi+0x35b/0x5a0
[ 606.835231][ T8896] ? __pfx_gfs2_lookupi+0x10/0x10
[ 606.835259][ T8896] ? gfs2_lookup_meta+0xa7/0x170
[ 606.835280][ T8896] ? look_up_lock_class+0x74/0x170
[ 606.835306][ T8896] ? crc32_le+0x250/0x2c0
[ 606.835331][ T8896] gfs2_lookup_meta+0xa7/0x170
[ 606.835354][ T8896] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 606.835378][ T8896] ? __asan_memset+0x22/0x50
[ 606.835409][ T8896] init_journal+0x1a5/0x2180
[ 606.835435][ T8896] ? __pfx_number+0x10/0x10
[ 606.835458][ T8896] ? format_decode+0x5a3/0xe30
[ 606.835480][ T8896] ? __pfx_init_journal+0x10/0x10
[ 606.835502][ T8896] ? vsnprintf+0xe11/0xf00
[ 606.835531][ T8896] ? snprintf+0xda/0x120
[ 606.835554][ T8896] ? __pfx_snprintf+0x10/0x10
[ 606.835572][ T8896] ? gfs2_glock_nq_num+0x13d/0x170
[ 606.835600][ T8896] init_inodes+0xdb/0x320
[ 606.835623][ T8896] gfs2_fill_super+0x1aaa/0x2270
[ 606.835663][ T8896] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.835688][ T8896] ? init_locking+0xb8/0x210
[ 606.835708][ T8896] ? sb_set_blocksize+0x104/0x180
[ 606.835737][ T8896] ? setup_bdev_super+0x4c1/0x5b0
[ 606.835761][ T8896] get_tree_bdev_flags+0x40e/0x4d0
[ 606.835783][ T8896] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.835804][ T8896] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 606.835823][ T8896] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 606.835851][ T8896] gfs2_get_tree+0x51/0x1e0
[ 606.835877][ T8896] vfs_get_tree+0x92/0x2b0
[ 606.835901][ T8896] do_new_mount+0x302/0xa10
[ 606.835922][ T8896] ? apparmor_capable+0x137/0x1b0
[ 606.835954][ T8896] ? __pfx_do_new_mount+0x10/0x10
[ 606.835977][ T8896] ? ns_capable+0x8a/0xf0
[ 606.836003][ T8896] ? kmem_cache_free+0x19b/0x690
[ 606.836031][ T8896] __se_sys_mount+0x313/0x410
[ 606.836060][ T8896] ? __pfx___se_sys_mount+0x10/0x10
[ 606.836089][ T8896] ? do_syscall_64+0xbe/0xfa0
[ 606.836109][ T8896] ? __x64_sys_mount+0x20/0xc0
[ 606.836135][ T8896] do_syscall_64+0xfa/0xfa0
[ 606.836157][ T8896] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.836176][ T8896] ? clear_bhb_loop+0x60/0xb0
[ 606.836197][ T8896] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.836213][ T8896] RIP: 0033:0x7f1a64cdda6a
[ 606.836230][ T8896] 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
[ 606.836244][ T8896] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 606.836263][ T8896] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 606.836276][ T8896] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 606.836288][ T8896] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 606.836300][ T8896] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 606.836312][ T8896] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 606.836344][ T8896]
[ 606.836358][ T8896] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 607.526181][ T8899] loop0: detected capacity change from 0 to 32768
[ 607.538716][ T8899] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 607.547349][ T8899] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 607.559204][ T8899] 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
[ 607.574948][ T8899] CPU: 1 UID: 0 PID: 8899 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 607.574971][ T8899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 607.574981][ T8899] Call Trace:
[ 607.574988][ T8899]
[ 607.574995][ T8899] dump_stack_lvl+0x189/0x250
[ 607.575023][ T8899] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.575043][ T8899] ? gfs2_meta_read+0x775/0x8b0
[ 607.575065][ T8899] ? __pfx_gfs2_meta_read+0x10/0x10
[ 607.575087][ T8899] gfs2_withdraw+0xc3/0x1b0
[ 607.575112][ T8899] gfs2_meta_buffer+0x225/0x2e0
[ 607.575134][ T8899] inode_go_instantiate+0xe7/0x1310
[ 607.575154][ T8899] ? __pfx_bit_wait+0x10/0x10
[ 607.575172][ T8899] ? out_of_line_wait_on_bit+0x123/0x170
[ 607.575194][ T8899] ? __pfx_inode_go_instantiate+0x10/0x10
[ 607.575217][ T8899] ? __pfx_wake_bit_function+0x10/0x10
[ 607.575242][ T8899] gfs2_instantiate+0x168/0x220
[ 607.575269][ T8899] gfs2_glock_wait+0x1d4/0x2a0
[ 607.575295][ T8899] gfs2_lookupi+0x35b/0x5a0
[ 607.575323][ T8899] ? __pfx_gfs2_lookupi+0x10/0x10
[ 607.575349][ T8899] ? gfs2_lookup_meta+0xa7/0x170
[ 607.575366][ T8899] ? look_up_lock_class+0x74/0x170
[ 607.575390][ T8899] ? crc32_le+0x250/0x2c0
[ 607.575411][ T8899] gfs2_lookup_meta+0xa7/0x170
[ 607.575432][ T8899] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 607.575452][ T8899] ? __asan_memset+0x22/0x50
[ 607.575482][ T8899] init_journal+0x1a5/0x2180
[ 607.575505][ T8899] ? __pfx_number+0x10/0x10
[ 607.575524][ T8899] ? format_decode+0x5a3/0xe30
[ 607.575541][ T8899] ? __pfx_init_journal+0x10/0x10
[ 607.575559][ T8899] ? vsnprintf+0xe11/0xf00
[ 607.575583][ T8899] ? snprintf+0xda/0x120
[ 607.575603][ T8899] ? __pfx_snprintf+0x10/0x10
[ 607.575619][ T8899] ? gfs2_glock_nq_num+0x13d/0x170
[ 607.575645][ T8899] init_inodes+0xdb/0x320
[ 607.575669][ T8899] gfs2_fill_super+0x1aaa/0x2270
[ 607.575704][ T8899] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.575728][ T8899] ? init_locking+0xb8/0x210
[ 607.575747][ T8899] ? sb_set_blocksize+0x104/0x180
[ 607.575774][ T8899] ? setup_bdev_super+0x4c1/0x5b0
[ 607.575808][ T8899] get_tree_bdev_flags+0x40e/0x4d0
[ 607.575830][ T8899] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.575852][ T8899] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 607.575870][ T8899] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 607.575897][ T8899] gfs2_get_tree+0x51/0x1e0
[ 607.575922][ T8899] vfs_get_tree+0x92/0x2b0
[ 607.575946][ T8899] do_new_mount+0x302/0xa10
[ 607.575968][ T8899] ? apparmor_capable+0x137/0x1b0
[ 607.575993][ T8899] ? __pfx_do_new_mount+0x10/0x10
[ 607.576016][ T8899] ? ns_capable+0x8a/0xf0
[ 607.576041][ T8899] ? kmem_cache_free+0x19b/0x690
[ 607.576069][ T8899] __se_sys_mount+0x313/0x410
[ 607.576096][ T8899] ? __pfx___se_sys_mount+0x10/0x10
[ 607.576122][ T8899] ? do_syscall_64+0xbe/0xfa0
[ 607.576140][ T8899] ? __x64_sys_mount+0x20/0xc0
[ 607.576165][ T8899] do_syscall_64+0xfa/0xfa0
[ 607.576185][ T8899] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.576202][ T8899] ? clear_bhb_loop+0x60/0xb0
[ 607.576223][ T8899] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.576239][ T8899] RIP: 0033:0x7f1a64cdda6a
[ 607.576256][ T8899] 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
[ 607.576270][ T8899] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 607.576289][ T8899] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 607.576302][ T8899] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 607.576314][ T8899] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 607.576326][ T8899] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 607.576338][ T8899] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 607.576368][ T8899]
[ 607.576382][ T8899] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 608.269329][ T8902] loop0: detected capacity change from 0 to 32768
[ 608.284874][ T8902] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 608.293070][ T8902] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 608.303576][ T8902] 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
[ 608.319016][ T8902] CPU: 0 UID: 0 PID: 8902 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 608.319041][ T8902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 608.319052][ T8902] Call Trace:
[ 608.319060][ T8902]
[ 608.319068][ T8902] dump_stack_lvl+0x189/0x250
[ 608.319101][ T8902] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.319123][ T8902] ? gfs2_meta_read+0x775/0x8b0
[ 608.319148][ T8902] ? __pfx_gfs2_meta_read+0x10/0x10
[ 608.319174][ T8902] gfs2_withdraw+0xc3/0x1b0
[ 608.319198][ T8902] gfs2_meta_buffer+0x225/0x2e0
[ 608.319223][ T8902] inode_go_instantiate+0xe7/0x1310
[ 608.319247][ T8902] ? __pfx_bit_wait+0x10/0x10
[ 608.319269][ T8902] ? out_of_line_wait_on_bit+0x123/0x170
[ 608.319294][ T8902] ? __pfx_inode_go_instantiate+0x10/0x10
[ 608.319318][ T8902] ? __pfx_wake_bit_function+0x10/0x10
[ 608.319344][ T8902] gfs2_instantiate+0x168/0x220
[ 608.319369][ T8902] gfs2_glock_wait+0x1d4/0x2a0
[ 608.319396][ T8902] gfs2_lookupi+0x35b/0x5a0
[ 608.319424][ T8902] ? __pfx_gfs2_lookupi+0x10/0x10
[ 608.319451][ T8902] ? gfs2_lookup_meta+0xa7/0x170
[ 608.319471][ T8902] ? look_up_lock_class+0x74/0x170
[ 608.319495][ T8902] ? crc32_le+0x250/0x2c0
[ 608.319519][ T8902] gfs2_lookup_meta+0xa7/0x170
[ 608.319542][ T8902] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 608.319575][ T8902] ? __asan_memset+0x22/0x50
[ 608.319606][ T8902] init_journal+0x1a5/0x2180
[ 608.319632][ T8902] ? __pfx_number+0x10/0x10
[ 608.319654][ T8902] ? format_decode+0x5a3/0xe30
[ 608.319675][ T8902] ? __pfx_init_journal+0x10/0x10
[ 608.319697][ T8902] ? vsnprintf+0xe11/0xf00
[ 608.319726][ T8902] ? snprintf+0xda/0x120
[ 608.319749][ T8902] ? __pfx_snprintf+0x10/0x10
[ 608.319767][ T8902] ? gfs2_glock_nq_num+0x13d/0x170
[ 608.319795][ T8902] init_inodes+0xdb/0x320
[ 608.319819][ T8902] gfs2_fill_super+0x1aaa/0x2270
[ 608.319858][ T8902] ? __pfx_gfs2_fill_super+0x10/0x10
[ 608.319884][ T8902] ? init_locking+0xb8/0x210
[ 608.319904][ T8902] ? sb_set_blocksize+0x104/0x180
[ 608.319932][ T8902] ? setup_bdev_super+0x4c1/0x5b0
[ 608.319957][ T8902] get_tree_bdev_flags+0x40e/0x4d0
[ 608.319979][ T8902] ? __pfx_gfs2_fill_super+0x10/0x10
[ 608.320002][ T8902] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 608.320021][ T8902] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 608.320051][ T8902] gfs2_get_tree+0x51/0x1e0
[ 608.320076][ T8902] vfs_get_tree+0x92/0x2b0
[ 608.320102][ T8902] do_new_mount+0x302/0xa10
[ 608.320123][ T8902] ? apparmor_capable+0x137/0x1b0
[ 608.320148][ T8902] ? __pfx_do_new_mount+0x10/0x10
[ 608.320170][ T8902] ? ns_capable+0x8a/0xf0
[ 608.320196][ T8902] ? kmem_cache_free+0x19b/0x690
[ 608.320226][ T8902] __se_sys_mount+0x313/0x410
[ 608.320256][ T8902] ? __pfx___se_sys_mount+0x10/0x10
[ 608.320285][ T8902] ? do_syscall_64+0xbe/0xfa0
[ 608.320304][ T8902] ? __x64_sys_mount+0x20/0xc0
[ 608.320330][ T8902] do_syscall_64+0xfa/0xfa0
[ 608.320352][ T8902] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.320369][ T8902] ? clear_bhb_loop+0x60/0xb0
[ 608.320391][ T8902] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.320407][ T8902] RIP: 0033:0x7f1a64cdda6a
[ 608.320424][ T8902] 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
[ 608.320439][ T8902] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 608.320460][ T8902] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 608.320473][ T8902] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 608.320485][ T8902] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 608.320497][ T8902] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 608.320509][ T8902] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 608.320542][ T8902]
[ 608.320561][ T8902] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 609.009268][ T8905] loop0: detected capacity change from 0 to 32768
[ 609.024369][ T8905] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 609.032576][ T8905] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 609.044088][ T8905] 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
[ 609.059890][ T8905] CPU: 1 UID: 0 PID: 8905 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 609.059914][ T8905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 609.059926][ T8905] Call Trace:
[ 609.059934][ T8905]
[ 609.059943][ T8905] dump_stack_lvl+0x189/0x250
[ 609.059976][ T8905] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.059998][ T8905] ? gfs2_meta_read+0x775/0x8b0
[ 609.060073][ T8905] ? __pfx_gfs2_meta_read+0x10/0x10
[ 609.060100][ T8905] gfs2_withdraw+0xc3/0x1b0
[ 609.060125][ T8905] gfs2_meta_buffer+0x225/0x2e0
[ 609.060150][ T8905] inode_go_instantiate+0xe7/0x1310
[ 609.060175][ T8905] ? __pfx_bit_wait+0x10/0x10
[ 609.060196][ T8905] ? out_of_line_wait_on_bit+0x123/0x170
[ 609.060220][ T8905] ? __pfx_inode_go_instantiate+0x10/0x10
[ 609.060245][ T8905] ? __pfx_wake_bit_function+0x10/0x10
[ 609.060270][ T8905] gfs2_instantiate+0x168/0x220
[ 609.060296][ T8905] gfs2_glock_wait+0x1d4/0x2a0
[ 609.060322][ T8905] gfs2_lookupi+0x35b/0x5a0
[ 609.060353][ T8905] ? __pfx_gfs2_lookupi+0x10/0x10
[ 609.060381][ T8905] ? gfs2_lookup_meta+0xa7/0x170
[ 609.060402][ T8905] ? look_up_lock_class+0x74/0x170
[ 609.060428][ T8905] ? crc32_le+0x250/0x2c0
[ 609.060461][ T8905] gfs2_lookup_meta+0xa7/0x170
[ 609.060484][ T8905] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 609.060508][ T8905] ? __asan_memset+0x22/0x50
[ 609.060539][ T8905] init_journal+0x1a5/0x2180
[ 609.060566][ T8905] ? __pfx_number+0x10/0x10
[ 609.060589][ T8905] ? format_decode+0x5a3/0xe30
[ 609.060610][ T8905] ? __pfx_init_journal+0x10/0x10
[ 609.060632][ T8905] ? vsnprintf+0xe11/0xf00
[ 609.060661][ T8905] ? snprintf+0xda/0x120
[ 609.060684][ T8905] ? __pfx_snprintf+0x10/0x10
[ 609.060701][ T8905] ? gfs2_glock_nq_num+0x13d/0x170
[ 609.060728][ T8905] init_inodes+0xdb/0x320
[ 609.060754][ T8905] gfs2_fill_super+0x1aaa/0x2270
[ 609.060794][ T8905] ? __pfx_gfs2_fill_super+0x10/0x10
[ 609.060820][ T8905] ? init_locking+0xb8/0x210
[ 609.060848][ T8905] ? sb_set_blocksize+0x104/0x180
[ 609.060875][ T8905] ? setup_bdev_super+0x4c1/0x5b0
[ 609.060899][ T8905] get_tree_bdev_flags+0x40e/0x4d0
[ 609.060921][ T8905] ? __pfx_gfs2_fill_super+0x10/0x10
[ 609.060943][ T8905] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 609.060963][ T8905] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 609.060993][ T8905] gfs2_get_tree+0x51/0x1e0
[ 609.061019][ T8905] vfs_get_tree+0x92/0x2b0
[ 609.061049][ T8905] do_new_mount+0x302/0xa10
[ 609.061070][ T8905] ? apparmor_capable+0x137/0x1b0
[ 609.061094][ T8905] ? __pfx_do_new_mount+0x10/0x10
[ 609.061117][ T8905] ? ns_capable+0x8a/0xf0
[ 609.061143][ T8905] ? kmem_cache_free+0x19b/0x690
[ 609.061173][ T8905] __se_sys_mount+0x313/0x410
[ 609.061204][ T8905] ? __pfx___se_sys_mount+0x10/0x10
[ 609.061232][ T8905] ? do_syscall_64+0xbe/0xfa0
[ 609.061251][ T8905] ? __x64_sys_mount+0x20/0xc0
[ 609.061276][ T8905] do_syscall_64+0xfa/0xfa0
[ 609.061297][ T8905] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.061314][ T8905] ? clear_bhb_loop+0x60/0xb0
[ 609.061335][ T8905] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.061351][ T8905] RIP: 0033:0x7f1a64cdda6a
[ 609.061366][ T8905] 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
[ 609.061381][ T8905] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 609.061401][ T8905] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 609.061415][ T8905] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 609.061428][ T8905] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 609.061448][ T8905] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 609.061460][ T8905] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 609.061491][ T8905]
[ 609.061503][ T8905] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 609.765398][ T8908] loop0: detected capacity change from 0 to 32768
[ 609.779524][ T8908] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 609.788133][ T8908] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 609.798266][ T8908] 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
[ 609.813715][ T8908] CPU: 0 UID: 0 PID: 8908 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 609.813739][ T8908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 609.813750][ T8908] Call Trace:
[ 609.813758][ T8908]
[ 609.813767][ T8908] dump_stack_lvl+0x189/0x250
[ 609.813800][ T8908] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.813821][ T8908] ? gfs2_meta_read+0x775/0x8b0
[ 609.813847][ T8908] ? __pfx_gfs2_meta_read+0x10/0x10
[ 609.813874][ T8908] gfs2_withdraw+0xc3/0x1b0
[ 609.813898][ T8908] gfs2_meta_buffer+0x225/0x2e0
[ 609.813924][ T8908] inode_go_instantiate+0xe7/0x1310
[ 609.813947][ T8908] ? __pfx_bit_wait+0x10/0x10
[ 609.813968][ T8908] ? out_of_line_wait_on_bit+0x123/0x170
[ 609.813992][ T8908] ? __pfx_inode_go_instantiate+0x10/0x10
[ 609.814016][ T8908] ? __pfx_wake_bit_function+0x10/0x10
[ 609.814042][ T8908] gfs2_instantiate+0x168/0x220
[ 609.814069][ T8908] gfs2_glock_wait+0x1d4/0x2a0
[ 609.814096][ T8908] gfs2_lookupi+0x35b/0x5a0
[ 609.814127][ T8908] ? __pfx_gfs2_lookupi+0x10/0x10
[ 609.814153][ T8908] ? gfs2_lookup_meta+0xa7/0x170
[ 609.814173][ T8908] ? look_up_lock_class+0x74/0x170
[ 609.814197][ T8908] ? crc32_le+0x250/0x2c0
[ 609.814220][ T8908] gfs2_lookup_meta+0xa7/0x170
[ 609.814243][ T8908] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 609.814267][ T8908] ? __asan_memset+0x22/0x50
[ 609.814299][ T8908] init_journal+0x1a5/0x2180
[ 609.814326][ T8908] ? __pfx_number+0x10/0x10
[ 609.814349][ T8908] ? format_decode+0x5a3/0xe30
[ 609.814371][ T8908] ? __pfx_init_journal+0x10/0x10
[ 609.814393][ T8908] ? vsnprintf+0xe11/0xf00
[ 609.814420][ T8908] ? snprintf+0xda/0x120
[ 609.814442][ T8908] ? __pfx_snprintf+0x10/0x10
[ 609.814460][ T8908] ? gfs2_glock_nq_num+0x13d/0x170
[ 609.814496][ T8908] init_inodes+0xdb/0x320
[ 609.814521][ T8908] gfs2_fill_super+0x1aaa/0x2270
[ 609.814561][ T8908] ? __pfx_gfs2_fill_super+0x10/0x10
[ 609.814587][ T8908] ? init_locking+0xb8/0x210
[ 609.814607][ T8908] ? sb_set_blocksize+0x104/0x180
[ 609.814635][ T8908] ? setup_bdev_super+0x4c1/0x5b0
[ 609.814660][ T8908] get_tree_bdev_flags+0x40e/0x4d0
[ 609.814682][ T8908] ? __pfx_gfs2_fill_super+0x10/0x10
[ 609.814705][ T8908] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 609.814724][ T8908] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 609.814754][ T8908] gfs2_get_tree+0x51/0x1e0
[ 609.814780][ T8908] vfs_get_tree+0x92/0x2b0
[ 609.814805][ T8908] do_new_mount+0x302/0xa10
[ 609.814826][ T8908] ? apparmor_capable+0x137/0x1b0
[ 609.814850][ T8908] ? __pfx_do_new_mount+0x10/0x10
[ 609.814872][ T8908] ? ns_capable+0x8a/0xf0
[ 609.814897][ T8908] ? kmem_cache_free+0x19b/0x690
[ 609.814927][ T8908] __se_sys_mount+0x313/0x410
[ 609.814958][ T8908] ? __pfx___se_sys_mount+0x10/0x10
[ 609.814986][ T8908] ? do_syscall_64+0xbe/0xfa0
[ 609.815005][ T8908] ? __x64_sys_mount+0x20/0xc0
[ 609.815031][ T8908] do_syscall_64+0xfa/0xfa0
[ 609.815052][ T8908] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.815070][ T8908] ? clear_bhb_loop+0x60/0xb0
[ 609.815091][ T8908] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.815107][ T8908] RIP: 0033:0x7f1a64cdda6a
[ 609.815125][ T8908] 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
[ 609.815139][ T8908] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 609.815159][ T8908] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 609.815173][ T8908] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 609.815186][ T8908] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 609.815199][ T8908] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 609.815210][ T8908] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 609.815241][ T8908]
[ 609.815254][ T8908] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 610.521154][ T8911] loop0: detected capacity change from 0 to 32768
[ 610.536385][ T8911] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 610.545407][ T8911] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 610.558889][ T8911] 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
[ 610.575687][ T8911] CPU: 1 UID: 0 PID: 8911 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 610.575712][ T8911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 610.575729][ T8911] Call Trace:
[ 610.575737][ T8911]
[ 610.575745][ T8911] dump_stack_lvl+0x189/0x250
[ 610.575777][ T8911] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.575800][ T8911] ? gfs2_meta_read+0x775/0x8b0
[ 610.575825][ T8911] ? __pfx_gfs2_meta_read+0x10/0x10
[ 610.575851][ T8911] gfs2_withdraw+0xc3/0x1b0
[ 610.575875][ T8911] gfs2_meta_buffer+0x225/0x2e0
[ 610.575900][ T8911] inode_go_instantiate+0xe7/0x1310
[ 610.575923][ T8911] ? __pfx_bit_wait+0x10/0x10
[ 610.575945][ T8911] ? out_of_line_wait_on_bit+0x123/0x170
[ 610.575970][ T8911] ? __pfx_inode_go_instantiate+0x10/0x10
[ 610.575994][ T8911] ? __pfx_wake_bit_function+0x10/0x10
[ 610.576020][ T8911] gfs2_instantiate+0x168/0x220
[ 610.576050][ T8911] gfs2_glock_wait+0x1d4/0x2a0
[ 610.576072][ T8911] gfs2_lookupi+0x35b/0x5a0
[ 610.576097][ T8911] ? __pfx_gfs2_lookupi+0x10/0x10
[ 610.576120][ T8911] ? gfs2_lookup_meta+0xa7/0x170
[ 610.576140][ T8911] ? look_up_lock_class+0x74/0x170
[ 610.576163][ T8911] ? crc32_le+0x250/0x2c0
[ 610.576184][ T8911] gfs2_lookup_meta+0xa7/0x170
[ 610.576208][ T8911] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 610.576233][ T8911] ? __asan_memset+0x22/0x50
[ 610.576261][ T8911] init_journal+0x1a5/0x2180
[ 610.576286][ T8911] ? __pfx_number+0x10/0x10
[ 610.576318][ T8911] ? format_decode+0x5a3/0xe30
[ 610.576338][ T8911] ? __pfx_init_journal+0x10/0x10
[ 610.576355][ T8911] ? vsnprintf+0xe11/0xf00
[ 610.576381][ T8911] ? snprintf+0xda/0x120
[ 610.576400][ T8911] ? __pfx_snprintf+0x10/0x10
[ 610.576416][ T8911] ? gfs2_glock_nq_num+0x13d/0x170
[ 610.576443][ T8911] init_inodes+0xdb/0x320
[ 610.576467][ T8911] gfs2_fill_super+0x1aaa/0x2270
[ 610.576508][ T8911] ? __pfx_gfs2_fill_super+0x10/0x10
[ 610.576534][ T8911] ? init_locking+0xb8/0x210
[ 610.576552][ T8911] ? sb_set_blocksize+0x104/0x180
[ 610.576580][ T8911] ? setup_bdev_super+0x4c1/0x5b0
[ 610.576602][ T8911] get_tree_bdev_flags+0x40e/0x4d0
[ 610.576624][ T8911] ? __pfx_gfs2_fill_super+0x10/0x10
[ 610.576645][ T8911] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 610.576664][ T8911] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 610.576694][ T8911] gfs2_get_tree+0x51/0x1e0
[ 610.576720][ T8911] vfs_get_tree+0x92/0x2b0
[ 610.576745][ T8911] do_new_mount+0x302/0xa10
[ 610.576766][ T8911] ? apparmor_capable+0x137/0x1b0
[ 610.576791][ T8911] ? __pfx_do_new_mount+0x10/0x10
[ 610.576820][ T8911] ? ns_capable+0x8a/0xf0
[ 610.576845][ T8911] ? kmem_cache_free+0x19b/0x690
[ 610.576874][ T8911] __se_sys_mount+0x313/0x410
[ 610.576905][ T8911] ? __pfx___se_sys_mount+0x10/0x10
[ 610.576933][ T8911] ? do_syscall_64+0xbe/0xfa0
[ 610.576953][ T8911] ? __x64_sys_mount+0x20/0xc0
[ 610.576979][ T8911] do_syscall_64+0xfa/0xfa0
[ 610.577001][ T8911] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.577018][ T8911] ? clear_bhb_loop+0x60/0xb0
[ 610.577039][ T8911] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.577060][ T8911] RIP: 0033:0x7f1a64cdda6a
[ 610.577077][ T8911] 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
[ 610.577092][ T8911] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 610.577113][ T8911] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 610.577126][ T8911] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 610.577140][ T8911] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 610.577152][ T8911] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 610.577164][ T8911] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 610.577195][ T8911]
[ 610.577209][ T8911] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 611.274898][ T8914] loop0: detected capacity change from 0 to 32768
[ 611.289440][ T8914] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 611.297687][ T8914] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 611.307574][ T8914] 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
[ 611.323058][ T8914] CPU: 0 UID: 0 PID: 8914 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 611.323080][ T8914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 611.323090][ T8914] Call Trace:
[ 611.323097][ T8914]
[ 611.323104][ T8914] dump_stack_lvl+0x189/0x250
[ 611.323138][ T8914] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.323155][ T8914] ? gfs2_meta_read+0x775/0x8b0
[ 611.323176][ T8914] ? __pfx_gfs2_meta_read+0x10/0x10
[ 611.323195][ T8914] gfs2_withdraw+0xc3/0x1b0
[ 611.323215][ T8914] gfs2_meta_buffer+0x225/0x2e0
[ 611.323234][ T8914] inode_go_instantiate+0xe7/0x1310
[ 611.323253][ T8914] ? __pfx_bit_wait+0x10/0x10
[ 611.323269][ T8914] ? out_of_line_wait_on_bit+0x123/0x170
[ 611.323295][ T8914] ? __pfx_inode_go_instantiate+0x10/0x10
[ 611.323314][ T8914] ? __pfx_wake_bit_function+0x10/0x10
[ 611.323336][ T8914] gfs2_instantiate+0x168/0x220
[ 611.323358][ T8914] gfs2_glock_wait+0x1d4/0x2a0
[ 611.323379][ T8914] gfs2_lookupi+0x35b/0x5a0
[ 611.323402][ T8914] ? __pfx_gfs2_lookupi+0x10/0x10
[ 611.323422][ T8914] ? gfs2_lookup_meta+0xa7/0x170
[ 611.323438][ T8914] ? look_up_lock_class+0x74/0x170
[ 611.323458][ T8914] ? crc32_le+0x250/0x2c0
[ 611.323477][ T8914] gfs2_lookup_meta+0xa7/0x170
[ 611.323495][ T8914] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 611.323514][ T8914] ? __asan_memset+0x22/0x50
[ 611.323539][ T8914] init_journal+0x1a5/0x2180
[ 611.323559][ T8914] ? __pfx_number+0x10/0x10
[ 611.323577][ T8914] ? format_decode+0x5a3/0xe30
[ 611.323593][ T8914] ? __pfx_init_journal+0x10/0x10
[ 611.323615][ T8914] ? vsnprintf+0xe11/0xf00
[ 611.323639][ T8914] ? snprintf+0xda/0x120
[ 611.323657][ T8914] ? __pfx_snprintf+0x10/0x10
[ 611.323671][ T8914] ? gfs2_glock_nq_num+0x13d/0x170
[ 611.323692][ T8914] init_inodes+0xdb/0x320
[ 611.323712][ T8914] gfs2_fill_super+0x1aaa/0x2270
[ 611.323741][ T8914] ? __pfx_gfs2_fill_super+0x10/0x10
[ 611.323761][ T8914] ? init_locking+0xb8/0x210
[ 611.323776][ T8914] ? sb_set_blocksize+0x104/0x180
[ 611.323798][ T8914] ? setup_bdev_super+0x4c1/0x5b0
[ 611.323818][ T8914] get_tree_bdev_flags+0x40e/0x4d0
[ 611.323834][ T8914] ? __pfx_gfs2_fill_super+0x10/0x10
[ 611.323851][ T8914] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 611.323866][ T8914] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 611.323889][ T8914] gfs2_get_tree+0x51/0x1e0
[ 611.323908][ T8914] vfs_get_tree+0x92/0x2b0
[ 611.323927][ T8914] do_new_mount+0x302/0xa10
[ 611.323944][ T8914] ? apparmor_capable+0x137/0x1b0
[ 611.323963][ T8914] ? __pfx_do_new_mount+0x10/0x10
[ 611.323980][ T8914] ? ns_capable+0x8a/0xf0
[ 611.324000][ T8914] ? kmem_cache_free+0x19b/0x690
[ 611.324022][ T8914] __se_sys_mount+0x313/0x410
[ 611.324045][ T8914] ? __pfx___se_sys_mount+0x10/0x10
[ 611.324066][ T8914] ? do_syscall_64+0xbe/0xfa0
[ 611.324081][ T8914] ? __x64_sys_mount+0x20/0xc0
[ 611.324101][ T8914] do_syscall_64+0xfa/0xfa0
[ 611.324118][ T8914] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.324131][ T8914] ? clear_bhb_loop+0x60/0xb0
[ 611.324148][ T8914] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.324161][ T8914] RIP: 0033:0x7f1a64cdda6a
[ 611.324174][ T8914] 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
[ 611.324186][ T8914] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 611.324202][ T8914] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 611.324212][ T8914] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 611.324222][ T8914] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 611.324231][ T8914] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 611.324241][ T8914] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 611.324274][ T8914]
[ 611.695229][ T8914] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 612.025650][ T8917] loop0: detected capacity change from 0 to 32768
[ 612.056613][ T8917] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 612.064895][ T8917] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 612.088189][ T8917] 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
[ 612.104258][ T8917] CPU: 1 UID: 0 PID: 8917 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 612.104283][ T8917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 612.104294][ T8917] Call Trace:
[ 612.104302][ T8917]
[ 612.104310][ T8917] dump_stack_lvl+0x189/0x250
[ 612.104343][ T8917] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.104365][ T8917] ? gfs2_meta_read+0x775/0x8b0
[ 612.104391][ T8917] ? __pfx_gfs2_meta_read+0x10/0x10
[ 612.104417][ T8917] gfs2_withdraw+0xc3/0x1b0
[ 612.104442][ T8917] gfs2_meta_buffer+0x225/0x2e0
[ 612.104474][ T8917] inode_go_instantiate+0xe7/0x1310
[ 612.104497][ T8917] ? __pfx_bit_wait+0x10/0x10
[ 612.104522][ T8917] ? out_of_line_wait_on_bit+0x123/0x170
[ 612.104547][ T8917] ? __pfx_inode_go_instantiate+0x10/0x10
[ 612.104571][ T8917] ? __pfx_wake_bit_function+0x10/0x10
[ 612.104596][ T8917] gfs2_instantiate+0x168/0x220
[ 612.104623][ T8917] gfs2_glock_wait+0x1d4/0x2a0
[ 612.104649][ T8917] gfs2_lookupi+0x35b/0x5a0
[ 612.104678][ T8917] ? __pfx_gfs2_lookupi+0x10/0x10
[ 612.104709][ T8917] ? gfs2_lookup_meta+0xa7/0x170
[ 612.104731][ T8917] ? look_up_lock_class+0x74/0x170
[ 612.104757][ T8917] ? crc32_le+0x250/0x2c0
[ 612.104782][ T8917] gfs2_lookup_meta+0xa7/0x170
[ 612.104805][ T8917] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 612.104829][ T8917] ? __asan_memset+0x22/0x50
[ 612.104860][ T8917] init_journal+0x1a5/0x2180
[ 612.104885][ T8917] ? __pfx_number+0x10/0x10
[ 612.104906][ T8917] ? format_decode+0x5a3/0xe30
[ 612.104927][ T8917] ? __pfx_init_journal+0x10/0x10
[ 612.104949][ T8917] ? vsnprintf+0xe11/0xf00
[ 612.104975][ T8917] ? snprintf+0xda/0x120
[ 612.104992][ T8917] ? __pfx_snprintf+0x10/0x10
[ 612.105007][ T8917] ? gfs2_glock_nq_num+0x13d/0x170
[ 612.105034][ T8917] init_inodes+0xdb/0x320
[ 612.105057][ T8917] gfs2_fill_super+0x1aaa/0x2270
[ 612.105095][ T8917] ? __pfx_gfs2_fill_super+0x10/0x10
[ 612.105122][ T8917] ? init_locking+0xb8/0x210
[ 612.105142][ T8917] ? sb_set_blocksize+0x104/0x180
[ 612.105170][ T8917] ? setup_bdev_super+0x4c1/0x5b0
[ 612.105196][ T8917] get_tree_bdev_flags+0x40e/0x4d0
[ 612.105221][ T8917] ? __pfx_gfs2_fill_super+0x10/0x10
[ 612.105242][ T8917] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 612.105262][ T8917] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 612.105290][ T8917] gfs2_get_tree+0x51/0x1e0
[ 612.105314][ T8917] vfs_get_tree+0x92/0x2b0
[ 612.105339][ T8917] do_new_mount+0x302/0xa10
[ 612.105359][ T8917] ? apparmor_capable+0x137/0x1b0
[ 612.105384][ T8917] ? __pfx_do_new_mount+0x10/0x10
[ 612.105405][ T8917] ? ns_capable+0x8a/0xf0
[ 612.105430][ T8917] ? kmem_cache_free+0x19b/0x690
[ 612.105465][ T8917] __se_sys_mount+0x313/0x410
[ 612.105497][ T8917] ? __pfx___se_sys_mount+0x10/0x10
[ 612.105526][ T8917] ? do_syscall_64+0xbe/0xfa0
[ 612.105545][ T8917] ? __x64_sys_mount+0x20/0xc0
[ 612.105570][ T8917] do_syscall_64+0xfa/0xfa0
[ 612.105591][ T8917] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.105608][ T8917] ? clear_bhb_loop+0x60/0xb0
[ 612.105629][ T8917] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.105645][ T8917] RIP: 0033:0x7f1a64cdda6a
[ 612.105662][ T8917] 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
[ 612.105677][ T8917] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 612.105701][ T8917] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 612.105715][ T8917] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 612.105726][ T8917] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 612.105737][ T8917] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 612.105749][ T8917] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 612.105780][ T8917]
[ 612.105795][ T8917] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 612.798229][ T8920] loop0: detected capacity change from 0 to 32768
[ 612.810296][ T8920] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 612.818600][ T8920] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 612.828902][ T8920] 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
[ 612.844678][ T8920] CPU: 0 UID: 0 PID: 8920 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 612.844703][ T8920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 612.844716][ T8920] Call Trace:
[ 612.844724][ T8920]
[ 612.844732][ T8920] dump_stack_lvl+0x189/0x250
[ 612.844766][ T8920] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.844788][ T8920] ? gfs2_meta_read+0x775/0x8b0
[ 612.844812][ T8920] ? __pfx_gfs2_meta_read+0x10/0x10
[ 612.844837][ T8920] gfs2_withdraw+0xc3/0x1b0
[ 612.844860][ T8920] gfs2_meta_buffer+0x225/0x2e0
[ 612.844885][ T8920] inode_go_instantiate+0xe7/0x1310
[ 612.844909][ T8920] ? __pfx_bit_wait+0x10/0x10
[ 612.844931][ T8920] ? out_of_line_wait_on_bit+0x123/0x170
[ 612.844957][ T8920] ? __pfx_inode_go_instantiate+0x10/0x10
[ 612.844982][ T8920] ? __pfx_wake_bit_function+0x10/0x10
[ 612.845006][ T8920] gfs2_instantiate+0x168/0x220
[ 612.845033][ T8920] gfs2_glock_wait+0x1d4/0x2a0
[ 612.845059][ T8920] gfs2_lookupi+0x35b/0x5a0
[ 612.845089][ T8920] ? __pfx_gfs2_lookupi+0x10/0x10
[ 612.845116][ T8920] ? gfs2_lookup_meta+0xa7/0x170
[ 612.845137][ T8920] ? look_up_lock_class+0x74/0x170
[ 612.845161][ T8920] ? crc32_le+0x250/0x2c0
[ 612.845186][ T8920] gfs2_lookup_meta+0xa7/0x170
[ 612.845210][ T8920] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 612.845246][ T8920] ? __asan_memset+0x22/0x50
[ 612.845277][ T8920] init_journal+0x1a5/0x2180
[ 612.845304][ T8920] ? __pfx_number+0x10/0x10
[ 612.845328][ T8920] ? format_decode+0x5a3/0xe30
[ 612.845349][ T8920] ? __pfx_init_journal+0x10/0x10
[ 612.845379][ T8920] ? vsnprintf+0xe11/0xf00
[ 612.845412][ T8920] ? snprintf+0xda/0x120
[ 612.845449][ T8920] ? __pfx_snprintf+0x10/0x10
[ 612.845468][ T8920] ? gfs2_glock_nq_num+0x13d/0x170
[ 612.845497][ T8920] init_inodes+0xdb/0x320
[ 612.845522][ T8920] gfs2_fill_super+0x1aaa/0x2270
[ 612.845562][ T8920] ? __pfx_gfs2_fill_super+0x10/0x10
[ 612.845587][ T8920] ? init_locking+0xb8/0x210
[ 612.845607][ T8920] ? sb_set_blocksize+0x104/0x180
[ 612.845635][ T8920] ? setup_bdev_super+0x4c1/0x5b0
[ 612.845660][ T8920] get_tree_bdev_flags+0x40e/0x4d0
[ 612.845683][ T8920] ? __pfx_gfs2_fill_super+0x10/0x10
[ 612.845705][ T8920] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 612.845725][ T8920] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 612.845755][ T8920] gfs2_get_tree+0x51/0x1e0
[ 612.845780][ T8920] vfs_get_tree+0x92/0x2b0
[ 612.845805][ T8920] do_new_mount+0x302/0xa10
[ 612.845827][ T8920] ? apparmor_capable+0x137/0x1b0
[ 612.845853][ T8920] ? __pfx_do_new_mount+0x10/0x10
[ 612.845875][ T8920] ? ns_capable+0x8a/0xf0
[ 612.845901][ T8920] ? kmem_cache_free+0x19b/0x690
[ 612.845929][ T8920] __se_sys_mount+0x313/0x410
[ 612.845958][ T8920] ? __pfx___se_sys_mount+0x10/0x10
[ 612.845986][ T8920] ? do_syscall_64+0xbe/0xfa0
[ 612.846006][ T8920] ? __x64_sys_mount+0x20/0xc0
[ 612.846033][ T8920] do_syscall_64+0xfa/0xfa0
[ 612.846055][ T8920] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.846072][ T8920] ? clear_bhb_loop+0x60/0xb0
[ 612.846094][ T8920] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.846110][ T8920] RIP: 0033:0x7f1a64cdda6a
[ 612.846127][ T8920] 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
[ 612.846141][ T8920] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 612.846160][ T8920] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 612.846174][ T8920] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 612.846187][ T8920] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 612.846200][ T8920] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 612.846212][ T8920] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 612.846244][ T8920]
[ 612.846258][ T8920] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 613.541346][ T8923] loop0: detected capacity change from 0 to 32768
[ 613.557421][ T8923] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 613.566712][ T8923] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 613.576654][ T8923] 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
[ 613.592397][ T8923] CPU: 1 UID: 0 PID: 8923 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 613.592423][ T8923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 613.592435][ T8923] Call Trace:
[ 613.592443][ T8923]
[ 613.592452][ T8923] dump_stack_lvl+0x189/0x250
[ 613.592486][ T8923] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.592508][ T8923] ? gfs2_meta_read+0x775/0x8b0
[ 613.592533][ T8923] ? __pfx_gfs2_meta_read+0x10/0x10
[ 613.592557][ T8923] gfs2_withdraw+0xc3/0x1b0
[ 613.592581][ T8923] gfs2_meta_buffer+0x225/0x2e0
[ 613.592606][ T8923] inode_go_instantiate+0xe7/0x1310
[ 613.592630][ T8923] ? __pfx_bit_wait+0x10/0x10
[ 613.592652][ T8923] ? out_of_line_wait_on_bit+0x123/0x170
[ 613.592677][ T8923] ? __pfx_inode_go_instantiate+0x10/0x10
[ 613.592702][ T8923] ? __pfx_wake_bit_function+0x10/0x10
[ 613.592728][ T8923] gfs2_instantiate+0x168/0x220
[ 613.592754][ T8923] gfs2_glock_wait+0x1d4/0x2a0
[ 613.592781][ T8923] gfs2_lookupi+0x35b/0x5a0
[ 613.592812][ T8923] ? __pfx_gfs2_lookupi+0x10/0x10
[ 613.592839][ T8923] ? gfs2_lookup_meta+0xa7/0x170
[ 613.592860][ T8923] ? look_up_lock_class+0x74/0x170
[ 613.592886][ T8923] ? crc32_le+0x250/0x2c0
[ 613.592911][ T8923] gfs2_lookup_meta+0xa7/0x170
[ 613.592934][ T8923] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 613.592958][ T8923] ? __asan_memset+0x22/0x50
[ 613.592989][ T8923] init_journal+0x1a5/0x2180
[ 613.593015][ T8923] ? __pfx_number+0x10/0x10
[ 613.593038][ T8923] ? format_decode+0x5a3/0xe30
[ 613.593060][ T8923] ? __pfx_init_journal+0x10/0x10
[ 613.593089][ T8923] ? vsnprintf+0xe11/0xf00
[ 613.593119][ T8923] ? snprintf+0xda/0x120
[ 613.593141][ T8923] ? __pfx_snprintf+0x10/0x10
[ 613.593159][ T8923] ? gfs2_glock_nq_num+0x13d/0x170
[ 613.593187][ T8923] init_inodes+0xdb/0x320
[ 613.593213][ T8923] gfs2_fill_super+0x1aaa/0x2270
[ 613.593260][ T8923] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.593286][ T8923] ? init_locking+0xb8/0x210
[ 613.593306][ T8923] ? sb_set_blocksize+0x104/0x180
[ 613.593333][ T8923] ? setup_bdev_super+0x4c1/0x5b0
[ 613.593358][ T8923] get_tree_bdev_flags+0x40e/0x4d0
[ 613.593380][ T8923] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.593402][ T8923] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 613.593421][ T8923] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 613.593451][ T8923] gfs2_get_tree+0x51/0x1e0
[ 613.593478][ T8923] vfs_get_tree+0x92/0x2b0
[ 613.593503][ T8923] do_new_mount+0x302/0xa10
[ 613.593524][ T8923] ? apparmor_capable+0x137/0x1b0
[ 613.593549][ T8923] ? __pfx_do_new_mount+0x10/0x10
[ 613.593571][ T8923] ? ns_capable+0x8a/0xf0
[ 613.593601][ T8923] ? kmem_cache_free+0x19b/0x690
[ 613.593626][ T8923] __se_sys_mount+0x313/0x410
[ 613.593656][ T8923] ? __pfx___se_sys_mount+0x10/0x10
[ 613.593685][ T8923] ? do_syscall_64+0xbe/0xfa0
[ 613.593705][ T8923] ? __x64_sys_mount+0x20/0xc0
[ 613.593731][ T8923] do_syscall_64+0xfa/0xfa0
[ 613.593753][ T8923] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.593770][ T8923] ? clear_bhb_loop+0x60/0xb0
[ 613.593791][ T8923] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.593807][ T8923] RIP: 0033:0x7f1a64cdda6a
[ 613.593823][ T8923] 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
[ 613.593838][ T8923] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 613.593858][ T8923] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 613.593872][ T8923] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 613.593885][ T8923] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 613.593897][ T8923] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 613.593910][ T8923] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 613.593941][ T8923]
[ 613.964797][ T8923] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 614.289234][ T8926] loop0: detected capacity change from 0 to 32768
[ 614.319920][ T8926] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 614.328244][ T8926] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 614.346296][ T8926] 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
[ 614.361742][ T8926] CPU: 0 UID: 0 PID: 8926 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 614.361766][ T8926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 614.361777][ T8926] Call Trace:
[ 614.361785][ T8926]
[ 614.361793][ T8926] dump_stack_lvl+0x189/0x250
[ 614.361825][ T8926] ? __pfx_dump_stack_lvl+0x10/0x10
[ 614.361847][ T8926] ? gfs2_meta_read+0x775/0x8b0
[ 614.361874][ T8926] ? __pfx_gfs2_meta_read+0x10/0x10
[ 614.361900][ T8926] gfs2_withdraw+0xc3/0x1b0
[ 614.361925][ T8926] gfs2_meta_buffer+0x225/0x2e0
[ 614.361950][ T8926] inode_go_instantiate+0xe7/0x1310
[ 614.361973][ T8926] ? __pfx_bit_wait+0x10/0x10
[ 614.361995][ T8926] ? out_of_line_wait_on_bit+0x123/0x170
[ 614.362019][ T8926] ? __pfx_inode_go_instantiate+0x10/0x10
[ 614.362043][ T8926] ? __pfx_wake_bit_function+0x10/0x10
[ 614.362064][ T8926] gfs2_instantiate+0x168/0x220
[ 614.362085][ T8926] gfs2_glock_wait+0x1d4/0x2a0
[ 614.362106][ T8926] gfs2_lookupi+0x35b/0x5a0
[ 614.362130][ T8926] ? __pfx_gfs2_lookupi+0x10/0x10
[ 614.362153][ T8926] ? gfs2_lookup_meta+0xa7/0x170
[ 614.362174][ T8926] ? look_up_lock_class+0x74/0x170
[ 614.362200][ T8926] ? crc32_le+0x250/0x2c0
[ 614.362223][ T8926] gfs2_lookup_meta+0xa7/0x170
[ 614.362244][ T8926] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 614.362269][ T8926] ? __asan_memset+0x22/0x50
[ 614.362310][ T8926] init_journal+0x1a5/0x2180
[ 614.362338][ T8926] ? __pfx_number+0x10/0x10
[ 614.362361][ T8926] ? format_decode+0x5a3/0xe30
[ 614.362382][ T8926] ? __pfx_init_journal+0x10/0x10
[ 614.362402][ T8926] ? vsnprintf+0xe11/0xf00
[ 614.362429][ T8926] ? snprintf+0xda/0x120
[ 614.362451][ T8926] ? __pfx_snprintf+0x10/0x10
[ 614.362469][ T8926] ? gfs2_glock_nq_num+0x13d/0x170
[ 614.362497][ T8926] init_inodes+0xdb/0x320
[ 614.362528][ T8926] gfs2_fill_super+0x1aaa/0x2270
[ 614.362564][ T8926] ? __pfx_gfs2_fill_super+0x10/0x10
[ 614.362590][ T8926] ? init_locking+0xb8/0x210
[ 614.362609][ T8926] ? sb_set_blocksize+0x104/0x180
[ 614.362642][ T8926] ? setup_bdev_super+0x4c1/0x5b0
[ 614.362668][ T8926] get_tree_bdev_flags+0x40e/0x4d0
[ 614.362690][ T8926] ? __pfx_gfs2_fill_super+0x10/0x10
[ 614.362713][ T8926] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 614.362731][ T8926] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 614.362760][ T8926] gfs2_get_tree+0x51/0x1e0
[ 614.362789][ T8926] vfs_get_tree+0x92/0x2b0
[ 614.362814][ T8926] do_new_mount+0x302/0xa10
[ 614.362835][ T8926] ? apparmor_capable+0x137/0x1b0
[ 614.362860][ T8926] ? __pfx_do_new_mount+0x10/0x10
[ 614.362882][ T8926] ? ns_capable+0x8a/0xf0
[ 614.362905][ T8926] ? kmem_cache_free+0x19b/0x690
[ 614.362934][ T8926] __se_sys_mount+0x313/0x410
[ 614.362963][ T8926] ? __pfx___se_sys_mount+0x10/0x10
[ 614.362990][ T8926] ? do_syscall_64+0xbe/0xfa0
[ 614.363009][ T8926] ? __x64_sys_mount+0x20/0xc0
[ 614.363036][ T8926] do_syscall_64+0xfa/0xfa0
[ 614.363057][ T8926] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.363074][ T8926] ? clear_bhb_loop+0x60/0xb0
[ 614.363095][ T8926] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.363113][ T8926] RIP: 0033:0x7f1a64cdda6a
[ 614.363129][ T8926] 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
[ 614.363142][ T8926] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 614.363161][ T8926] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 614.363174][ T8926] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 614.363187][ T8926] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 614.363198][ T8926] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 614.363210][ T8926] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 614.363240][ T8926]
[ 614.363254][ T8926] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 615.065728][ T8929] loop0: detected capacity change from 0 to 32768
[ 615.077525][ T8929] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 615.087446][ T8929] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 615.097739][ T8929] 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
[ 615.114319][ T8929] CPU: 0 UID: 0 PID: 8929 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 615.114343][ T8929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 615.114354][ T8929] Call Trace:
[ 615.114362][ T8929]
[ 615.114369][ T8929] dump_stack_lvl+0x189/0x250
[ 615.114400][ T8929] ? __pfx_dump_stack_lvl+0x10/0x10
[ 615.114420][ T8929] ? gfs2_meta_read+0x775/0x8b0
[ 615.114443][ T8929] ? __pfx_gfs2_meta_read+0x10/0x10
[ 615.114460][ T8929] ? queue_delayed_work_on+0x11a/0x280
[ 615.114487][ T8929] gfs2_withdraw+0xc3/0x1b0
[ 615.114511][ T8929] gfs2_meta_buffer+0x225/0x2e0
[ 615.114534][ T8929] inode_go_instantiate+0xe7/0x1310
[ 615.114564][ T8929] ? __pfx_inode_go_instantiate+0x10/0x10
[ 615.114587][ T8929] ? gfs2_glock_nq+0x886/0x1060
[ 615.114614][ T8929] gfs2_instantiate+0x168/0x220
[ 615.114639][ T8929] gfs2_glock_wait+0x1d4/0x2a0
[ 615.114665][ T8929] gfs2_lookupi+0x35b/0x5a0
[ 615.114697][ T8929] ? __pfx_gfs2_lookupi+0x10/0x10
[ 615.114723][ T8929] ? gfs2_lookup_meta+0xa7/0x170
[ 615.114744][ T8929] ? look_up_lock_class+0x74/0x170
[ 615.114769][ T8929] ? crc32_le+0x250/0x2c0
[ 615.114792][ T8929] gfs2_lookup_meta+0xa7/0x170
[ 615.114813][ T8929] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 615.114838][ T8929] ? __asan_memset+0x22/0x50
[ 615.114875][ T8929] init_journal+0x1a5/0x2180
[ 615.114901][ T8929] ? __pfx_number+0x10/0x10
[ 615.114921][ T8929] ? format_decode+0x5a3/0xe30
[ 615.114940][ T8929] ? __pfx_init_journal+0x10/0x10
[ 615.114961][ T8929] ? vsnprintf+0xe11/0xf00
[ 615.114986][ T8929] ? snprintf+0xda/0x120
[ 615.115005][ T8929] ? __pfx_snprintf+0x10/0x10
[ 615.115020][ T8929] ? gfs2_glock_nq_num+0x13d/0x170
[ 615.115045][ T8929] init_inodes+0xdb/0x320
[ 615.115068][ T8929] gfs2_fill_super+0x1aaa/0x2270
[ 615.115106][ T8929] ? __pfx_gfs2_fill_super+0x10/0x10
[ 615.115131][ T8929] ? init_locking+0xb8/0x210
[ 615.115155][ T8929] ? sb_set_blocksize+0x104/0x180
[ 615.115182][ T8929] ? setup_bdev_super+0x4c1/0x5b0
[ 615.115206][ T8929] get_tree_bdev_flags+0x40e/0x4d0
[ 615.115227][ T8929] ? __pfx_gfs2_fill_super+0x10/0x10
[ 615.115261][ T8929] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 615.115281][ T8929] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 615.115310][ T8929] gfs2_get_tree+0x51/0x1e0
[ 615.115333][ T8929] vfs_get_tree+0x92/0x2b0
[ 615.115356][ T8929] do_new_mount+0x302/0xa10
[ 615.115376][ T8929] ? apparmor_capable+0x137/0x1b0
[ 615.115402][ T8929] ? __pfx_do_new_mount+0x10/0x10
[ 615.115425][ T8929] ? ns_capable+0x8a/0xf0
[ 615.115450][ T8929] ? kmem_cache_free+0x19b/0x690
[ 615.115480][ T8929] __se_sys_mount+0x313/0x410
[ 615.115508][ T8929] ? __pfx___se_sys_mount+0x10/0x10
[ 615.115535][ T8929] ? do_syscall_64+0xbe/0xfa0
[ 615.115554][ T8929] ? __x64_sys_mount+0x20/0xc0
[ 615.115577][ T8929] do_syscall_64+0xfa/0xfa0
[ 615.115599][ T8929] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.115616][ T8929] ? clear_bhb_loop+0x60/0xb0
[ 615.115636][ T8929] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.115652][ T8929] RIP: 0033:0x7f1a64cdda6a
[ 615.115680][ T8929] 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
[ 615.115695][ T8929] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 615.115713][ T8929] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 615.115725][ T8929] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 615.115738][ T8929] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 615.115750][ T8929] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 615.115761][ T8929] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 615.115790][ T8929]
[ 615.115805][ T8929] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 615.808071][ T8932] loop0: detected capacity change from 0 to 32768
[ 615.835156][ T8932] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 615.843394][ T8932] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 615.854957][ T8932] 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
[ 615.871054][ T8932] CPU: 1 UID: 0 PID: 8932 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 615.871080][ T8932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 615.871092][ T8932] Call Trace:
[ 615.871100][ T8932]
[ 615.871108][ T8932] dump_stack_lvl+0x189/0x250
[ 615.871141][ T8932] ? __pfx_dump_stack_lvl+0x10/0x10
[ 615.871163][ T8932] ? gfs2_meta_read+0x775/0x8b0
[ 615.871190][ T8932] ? __pfx_gfs2_meta_read+0x10/0x10
[ 615.871216][ T8932] gfs2_withdraw+0xc3/0x1b0
[ 615.871240][ T8932] gfs2_meta_buffer+0x225/0x2e0
[ 615.871264][ T8932] inode_go_instantiate+0xe7/0x1310
[ 615.871287][ T8932] ? __pfx_bit_wait+0x10/0x10
[ 615.871308][ T8932] ? out_of_line_wait_on_bit+0x123/0x170
[ 615.871333][ T8932] ? __pfx_inode_go_instantiate+0x10/0x10
[ 615.871359][ T8932] ? __pfx_wake_bit_function+0x10/0x10
[ 615.871385][ T8932] gfs2_instantiate+0x168/0x220
[ 615.871411][ T8932] gfs2_glock_wait+0x1d4/0x2a0
[ 615.871438][ T8932] gfs2_lookupi+0x35b/0x5a0
[ 615.871467][ T8932] ? __pfx_gfs2_lookupi+0x10/0x10
[ 615.871493][ T8932] ? gfs2_lookup_meta+0xa7/0x170
[ 615.871514][ T8932] ? look_up_lock_class+0x74/0x170
[ 615.871541][ T8932] ? crc32_le+0x250/0x2c0
[ 615.871566][ T8932] gfs2_lookup_meta+0xa7/0x170
[ 615.871589][ T8932] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 615.871614][ T8932] ? __asan_memset+0x22/0x50
[ 615.871645][ T8932] init_journal+0x1a5/0x2180
[ 615.871670][ T8932] ? __pfx_number+0x10/0x10
[ 615.871692][ T8932] ? format_decode+0x5a3/0xe30
[ 615.871713][ T8932] ? __pfx_init_journal+0x10/0x10
[ 615.871736][ T8932] ? vsnprintf+0xe11/0xf00
[ 615.871765][ T8932] ? snprintf+0xda/0x120
[ 615.871788][ T8932] ? __pfx_snprintf+0x10/0x10
[ 615.871807][ T8932] ? gfs2_glock_nq_num+0x13d/0x170
[ 615.871834][ T8932] init_inodes+0xdb/0x320
[ 615.871864][ T8932] gfs2_fill_super+0x1aaa/0x2270
[ 615.871903][ T8932] ? __pfx_gfs2_fill_super+0x10/0x10
[ 615.871930][ T8932] ? init_locking+0xb8/0x210
[ 615.871950][ T8932] ? sb_set_blocksize+0x104/0x180
[ 615.871983][ T8932] ? setup_bdev_super+0x4c1/0x5b0
[ 615.872008][ T8932] get_tree_bdev_flags+0x40e/0x4d0
[ 615.872030][ T8932] ? __pfx_gfs2_fill_super+0x10/0x10
[ 615.872051][ T8932] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 615.872070][ T8932] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 615.872098][ T8932] gfs2_get_tree+0x51/0x1e0
[ 615.872124][ T8932] vfs_get_tree+0x92/0x2b0
[ 615.872149][ T8932] do_new_mount+0x302/0xa10
[ 615.872171][ T8932] ? apparmor_capable+0x137/0x1b0
[ 615.872195][ T8932] ? __pfx_do_new_mount+0x10/0x10
[ 615.872219][ T8932] ? ns_capable+0x8a/0xf0
[ 615.872242][ T8932] ? kmem_cache_free+0x19b/0x690
[ 615.872272][ T8932] __se_sys_mount+0x313/0x410
[ 615.872302][ T8932] ? __pfx___se_sys_mount+0x10/0x10
[ 615.872331][ T8932] ? do_syscall_64+0xbe/0xfa0
[ 615.872350][ T8932] ? __x64_sys_mount+0x20/0xc0
[ 615.872376][ T8932] do_syscall_64+0xfa/0xfa0
[ 615.872398][ T8932] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.872416][ T8932] ? clear_bhb_loop+0x60/0xb0
[ 615.872437][ T8932] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.872452][ T8932] RIP: 0033:0x7f1a64cdda6a
[ 615.872469][ T8932] 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
[ 615.872484][ T8932] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 615.872503][ T8932] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 615.872516][ T8932] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 615.872530][ T8932] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 615.872543][ T8932] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 615.872555][ T8932] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 615.872587][ T8932]
[ 615.872601][ T8932] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 616.568750][ T8935] loop0: detected capacity change from 0 to 32768
[ 616.580153][ T8935] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 616.588527][ T8935] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 616.598931][ T8935] 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
[ 616.614534][ T8935] CPU: 0 UID: 0 PID: 8935 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 616.614559][ T8935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 616.614571][ T8935] Call Trace:
[ 616.614578][ T8935]
[ 616.614586][ T8935] dump_stack_lvl+0x189/0x250
[ 616.614616][ T8935] ? __pfx_dump_stack_lvl+0x10/0x10
[ 616.614636][ T8935] ? gfs2_meta_read+0x775/0x8b0
[ 616.614660][ T8935] ? __pfx_gfs2_meta_read+0x10/0x10
[ 616.614685][ T8935] gfs2_withdraw+0xc3/0x1b0
[ 616.614708][ T8935] gfs2_meta_buffer+0x225/0x2e0
[ 616.614730][ T8935] inode_go_instantiate+0xe7/0x1310
[ 616.614750][ T8935] ? __pfx_bit_wait+0x10/0x10
[ 616.614770][ T8935] ? out_of_line_wait_on_bit+0x123/0x170
[ 616.614795][ T8935] ? __pfx_inode_go_instantiate+0x10/0x10
[ 616.614819][ T8935] ? __pfx_wake_bit_function+0x10/0x10
[ 616.614845][ T8935] gfs2_instantiate+0x168/0x220
[ 616.614872][ T8935] gfs2_glock_wait+0x1d4/0x2a0
[ 616.614898][ T8935] gfs2_lookupi+0x35b/0x5a0
[ 616.614983][ T8935] ? __pfx_gfs2_lookupi+0x10/0x10
[ 616.615009][ T8935] ? gfs2_lookup_meta+0xa7/0x170
[ 616.615029][ T8935] ? look_up_lock_class+0x74/0x170
[ 616.615055][ T8935] ? crc32_le+0x250/0x2c0
[ 616.615078][ T8935] gfs2_lookup_meta+0xa7/0x170
[ 616.615101][ T8935] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 616.615125][ T8935] ? __asan_memset+0x22/0x50
[ 616.615154][ T8935] init_journal+0x1a5/0x2180
[ 616.615179][ T8935] ? __pfx_number+0x10/0x10
[ 616.615201][ T8935] ? format_decode+0x5a3/0xe30
[ 616.615223][ T8935] ? __pfx_init_journal+0x10/0x10
[ 616.615246][ T8935] ? vsnprintf+0xe11/0xf00
[ 616.615274][ T8935] ? snprintf+0xda/0x120
[ 616.615297][ T8935] ? __pfx_snprintf+0x10/0x10
[ 616.615314][ T8935] ? gfs2_glock_nq_num+0x13d/0x170
[ 616.615341][ T8935] init_inodes+0xdb/0x320
[ 616.615366][ T8935] gfs2_fill_super+0x1aaa/0x2270
[ 616.615415][ T8935] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.615442][ T8935] ? init_locking+0xb8/0x210
[ 616.615462][ T8935] ? sb_set_blocksize+0x104/0x180
[ 616.615489][ T8935] ? setup_bdev_super+0x4c1/0x5b0
[ 616.615513][ T8935] get_tree_bdev_flags+0x40e/0x4d0
[ 616.615535][ T8935] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.615558][ T8935] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 616.615578][ T8935] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 616.615609][ T8935] gfs2_get_tree+0x51/0x1e0
[ 616.615635][ T8935] vfs_get_tree+0x92/0x2b0
[ 616.615658][ T8935] do_new_mount+0x302/0xa10
[ 616.615679][ T8935] ? apparmor_capable+0x137/0x1b0
[ 616.615703][ T8935] ? __pfx_do_new_mount+0x10/0x10
[ 616.615725][ T8935] ? ns_capable+0x8a/0xf0
[ 616.615748][ T8935] ? kmem_cache_free+0x19b/0x690
[ 616.615777][ T8935] __se_sys_mount+0x313/0x410
[ 616.615806][ T8935] ? __pfx___se_sys_mount+0x10/0x10
[ 616.615835][ T8935] ? do_syscall_64+0xbe/0xfa0
[ 616.615852][ T8935] ? __x64_sys_mount+0x20/0xc0
[ 616.615878][ T8935] do_syscall_64+0xfa/0xfa0
[ 616.615900][ T8935] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.615927][ T8935] ? clear_bhb_loop+0x60/0xb0
[ 616.615950][ T8935] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.615966][ T8935] RIP: 0033:0x7f1a64cdda6a
[ 616.615984][ T8935] 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
[ 616.615999][ T8935] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 616.616018][ T8935] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 616.616030][ T8935] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 616.616043][ T8935] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 616.616055][ T8935] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 616.616066][ T8935] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 616.616096][ T8935]
[ 616.616110][ T8935] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 617.308917][ T8938] loop0: detected capacity change from 0 to 32768
[ 617.324128][ T8938] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 617.332421][ T8938] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 617.342472][ T8938] 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
[ 617.357843][ T8938] CPU: 1 UID: 0 PID: 8938 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 617.357869][ T8938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 617.357881][ T8938] Call Trace:
[ 617.357895][ T8938]
[ 617.357903][ T8938] dump_stack_lvl+0x189/0x250
[ 617.357935][ T8938] ? __pfx_dump_stack_lvl+0x10/0x10
[ 617.357957][ T8938] ? gfs2_meta_read+0x775/0x8b0
[ 617.357983][ T8938] ? __pfx_gfs2_meta_read+0x10/0x10
[ 617.358009][ T8938] gfs2_withdraw+0xc3/0x1b0
[ 617.358034][ T8938] gfs2_meta_buffer+0x225/0x2e0
[ 617.358060][ T8938] inode_go_instantiate+0xe7/0x1310
[ 617.358084][ T8938] ? __pfx_bit_wait+0x10/0x10
[ 617.358105][ T8938] ? out_of_line_wait_on_bit+0x123/0x170
[ 617.358130][ T8938] ? __pfx_inode_go_instantiate+0x10/0x10
[ 617.358154][ T8938] ? __pfx_wake_bit_function+0x10/0x10
[ 617.358180][ T8938] gfs2_instantiate+0x168/0x220
[ 617.358207][ T8938] gfs2_glock_wait+0x1d4/0x2a0
[ 617.358234][ T8938] gfs2_lookupi+0x35b/0x5a0
[ 617.358265][ T8938] ? __pfx_gfs2_lookupi+0x10/0x10
[ 617.358292][ T8938] ? gfs2_lookup_meta+0xa7/0x170
[ 617.358312][ T8938] ? look_up_lock_class+0x74/0x170
[ 617.358337][ T8938] ? crc32_le+0x250/0x2c0
[ 617.358362][ T8938] gfs2_lookup_meta+0xa7/0x170
[ 617.358385][ T8938] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 617.358410][ T8938] ? __asan_memset+0x22/0x50
[ 617.358442][ T8938] init_journal+0x1a5/0x2180
[ 617.358469][ T8938] ? __pfx_number+0x10/0x10
[ 617.358492][ T8938] ? format_decode+0x5a3/0xe30
[ 617.358513][ T8938] ? __pfx_init_journal+0x10/0x10
[ 617.358534][ T8938] ? vsnprintf+0xe11/0xf00
[ 617.358562][ T8938] ? snprintf+0xda/0x120
[ 617.358586][ T8938] ? __pfx_snprintf+0x10/0x10
[ 617.358605][ T8938] ? gfs2_glock_nq_num+0x13d/0x170
[ 617.358633][ T8938] init_inodes+0xdb/0x320
[ 617.358659][ T8938] gfs2_fill_super+0x1aaa/0x2270
[ 617.358698][ T8938] ? __pfx_gfs2_fill_super+0x10/0x10
[ 617.358724][ T8938] ? init_locking+0xb8/0x210
[ 617.358744][ T8938] ? sb_set_blocksize+0x104/0x180
[ 617.358771][ T8938] ? setup_bdev_super+0x4c1/0x5b0
[ 617.358797][ T8938] get_tree_bdev_flags+0x40e/0x4d0
[ 617.358819][ T8938] ? __pfx_gfs2_fill_super+0x10/0x10
[ 617.358842][ T8938] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 617.358862][ T8938] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 617.358897][ T8938] gfs2_get_tree+0x51/0x1e0
[ 617.358923][ T8938] vfs_get_tree+0x92/0x2b0
[ 617.358947][ T8938] do_new_mount+0x302/0xa10
[ 617.358968][ T8938] ? apparmor_capable+0x137/0x1b0
[ 617.358993][ T8938] ? __pfx_do_new_mount+0x10/0x10
[ 617.359016][ T8938] ? ns_capable+0x8a/0xf0
[ 617.359042][ T8938] ? kmem_cache_free+0x19b/0x690
[ 617.359072][ T8938] __se_sys_mount+0x313/0x410
[ 617.359102][ T8938] ? __pfx___se_sys_mount+0x10/0x10
[ 617.359129][ T8938] ? do_syscall_64+0xbe/0xfa0
[ 617.359147][ T8938] ? __x64_sys_mount+0x20/0xc0
[ 617.359172][ T8938] do_syscall_64+0xfa/0xfa0
[ 617.359194][ T8938] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 617.359211][ T8938] ? clear_bhb_loop+0x60/0xb0
[ 617.359233][ T8938] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 617.359250][ T8938] RIP: 0033:0x7f1a64cdda6a
[ 617.359267][ T8938] 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
[ 617.359282][ T8938] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 617.359301][ T8938] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 617.359314][ T8938] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 617.359328][ T8938] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 617.359339][ T8938] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 617.359351][ T8938] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 617.359381][ T8938]
[ 617.359394][ T8938] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 618.042683][ T8941] loop0: detected capacity change from 0 to 32768
[ 618.064610][ T8941] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 618.073161][ T8941] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 618.084410][ T8941] 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
[ 618.100863][ T8941] CPU: 0 UID: 0 PID: 8941 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 618.100889][ T8941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 618.100901][ T8941] Call Trace:
[ 618.100908][ T8941]
[ 618.100917][ T8941] dump_stack_lvl+0x189/0x250
[ 618.100950][ T8941] ? __pfx_dump_stack_lvl+0x10/0x10
[ 618.100973][ T8941] ? gfs2_meta_read+0x775/0x8b0
[ 618.101006][ T8941] ? __pfx_gfs2_meta_read+0x10/0x10
[ 618.101032][ T8941] gfs2_withdraw+0xc3/0x1b0
[ 618.101056][ T8941] gfs2_meta_buffer+0x225/0x2e0
[ 618.101080][ T8941] inode_go_instantiate+0xe7/0x1310
[ 618.101103][ T8941] ? __pfx_bit_wait+0x10/0x10
[ 618.101124][ T8941] ? out_of_line_wait_on_bit+0x123/0x170
[ 618.101149][ T8941] ? __pfx_inode_go_instantiate+0x10/0x10
[ 618.101174][ T8941] ? __pfx_wake_bit_function+0x10/0x10
[ 618.101200][ T8941] gfs2_instantiate+0x168/0x220
[ 618.101227][ T8941] gfs2_glock_wait+0x1d4/0x2a0
[ 618.101254][ T8941] gfs2_lookupi+0x35b/0x5a0
[ 618.101284][ T8941] ? __pfx_gfs2_lookupi+0x10/0x10
[ 618.101311][ T8941] ? gfs2_lookup_meta+0xa7/0x170
[ 618.101331][ T8941] ? look_up_lock_class+0x74/0x170
[ 618.101359][ T8941] ? crc32_le+0x250/0x2c0
[ 618.101383][ T8941] gfs2_lookup_meta+0xa7/0x170
[ 618.101407][ T8941] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 618.101432][ T8941] ? __asan_memset+0x22/0x50
[ 618.101463][ T8941] init_journal+0x1a5/0x2180
[ 618.101489][ T8941] ? __pfx_number+0x10/0x10
[ 618.101510][ T8941] ? format_decode+0x5a3/0xe30
[ 618.101531][ T8941] ? __pfx_init_journal+0x10/0x10
[ 618.101553][ T8941] ? vsnprintf+0xe11/0xf00
[ 618.101582][ T8941] ? snprintf+0xda/0x120
[ 618.101605][ T8941] ? __pfx_snprintf+0x10/0x10
[ 618.101624][ T8941] ? gfs2_glock_nq_num+0x13d/0x170
[ 618.101652][ T8941] init_inodes+0xdb/0x320
[ 618.101677][ T8941] gfs2_fill_super+0x1aaa/0x2270
[ 618.101717][ T8941] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.101743][ T8941] ? init_locking+0xb8/0x210
[ 618.101762][ T8941] ? sb_set_blocksize+0x104/0x180
[ 618.101791][ T8941] ? setup_bdev_super+0x4c1/0x5b0
[ 618.101817][ T8941] get_tree_bdev_flags+0x40e/0x4d0
[ 618.101838][ T8941] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.101861][ T8941] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 618.101880][ T8941] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 618.101907][ T8941] gfs2_get_tree+0x51/0x1e0
[ 618.101933][ T8941] vfs_get_tree+0x92/0x2b0
[ 618.101962][ T8941] do_new_mount+0x302/0xa10
[ 618.101983][ T8941] ? apparmor_capable+0x137/0x1b0
[ 618.102151][ T8941] ? __pfx_do_new_mount+0x10/0x10
[ 618.102177][ T8941] ? ns_capable+0x8a/0xf0
[ 618.102202][ T8941] ? kmem_cache_free+0x19b/0x690
[ 618.102229][ T8941] __se_sys_mount+0x313/0x410
[ 618.102258][ T8941] ? __pfx___se_sys_mount+0x10/0x10
[ 618.102286][ T8941] ? do_syscall_64+0xbe/0xfa0
[ 618.102306][ T8941] ? __x64_sys_mount+0x20/0xc0
[ 618.102333][ T8941] do_syscall_64+0xfa/0xfa0
[ 618.102355][ T8941] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.102373][ T8941] ? clear_bhb_loop+0x60/0xb0
[ 618.102395][ T8941] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.102412][ T8941] RIP: 0033:0x7f1a64cdda6a
[ 618.102429][ T8941] 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
[ 618.102448][ T8941] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 618.102466][ T8941] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 618.102479][ T8941] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 618.102490][ T8941] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 618.102503][ T8941] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 618.102514][ T8941] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 618.102544][ T8941]
[ 618.102560][ T8941] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 618.783860][ T8944] loop0: detected capacity change from 0 to 32768
[ 618.798619][ T8944] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 618.806969][ T8944] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 618.816886][ T8944] 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
[ 618.832270][ T8944] CPU: 0 UID: 0 PID: 8944 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 618.832293][ T8944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 618.832306][ T8944] Call Trace:
[ 618.832313][ T8944]
[ 618.832321][ T8944] dump_stack_lvl+0x189/0x250
[ 618.832351][ T8944] ? __pfx_dump_stack_lvl+0x10/0x10
[ 618.832371][ T8944] ? gfs2_meta_read+0x775/0x8b0
[ 618.832397][ T8944] ? __pfx_gfs2_meta_read+0x10/0x10
[ 618.832421][ T8944] gfs2_withdraw+0xc3/0x1b0
[ 618.832445][ T8944] gfs2_meta_buffer+0x225/0x2e0
[ 618.832471][ T8944] inode_go_instantiate+0xe7/0x1310
[ 618.832495][ T8944] ? __pfx_bit_wait+0x10/0x10
[ 618.832516][ T8944] ? out_of_line_wait_on_bit+0x123/0x170
[ 618.832541][ T8944] ? __pfx_inode_go_instantiate+0x10/0x10
[ 618.832566][ T8944] ? __pfx_wake_bit_function+0x10/0x10
[ 618.832589][ T8944] gfs2_instantiate+0x168/0x220
[ 618.832615][ T8944] gfs2_glock_wait+0x1d4/0x2a0
[ 618.832642][ T8944] gfs2_lookupi+0x35b/0x5a0
[ 618.832672][ T8944] ? __pfx_gfs2_lookupi+0x10/0x10
[ 618.832699][ T8944] ? gfs2_lookup_meta+0xa7/0x170
[ 618.832798][ T8944] ? look_up_lock_class+0x74/0x170
[ 618.832824][ T8944] ? crc32_le+0x250/0x2c0
[ 618.832849][ T8944] gfs2_lookup_meta+0xa7/0x170
[ 618.832872][ T8944] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 618.832897][ T8944] ? __asan_memset+0x22/0x50
[ 618.832928][ T8944] init_journal+0x1a5/0x2180
[ 618.832955][ T8944] ? __pfx_number+0x10/0x10
[ 618.832982][ T8944] ? format_decode+0x5a3/0xe30
[ 618.833003][ T8944] ? __pfx_init_journal+0x10/0x10
[ 618.833025][ T8944] ? vsnprintf+0xe11/0xf00
[ 618.833050][ T8944] ? snprintf+0xda/0x120
[ 618.833072][ T8944] ? __pfx_snprintf+0x10/0x10
[ 618.833091][ T8944] ? gfs2_glock_nq_num+0x13d/0x170
[ 618.833119][ T8944] init_inodes+0xdb/0x320
[ 618.833144][ T8944] gfs2_fill_super+0x1aaa/0x2270
[ 618.833183][ T8944] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.833210][ T8944] ? init_locking+0xb8/0x210
[ 618.833227][ T8944] ? sb_set_blocksize+0x104/0x180
[ 618.833250][ T8944] ? setup_bdev_super+0x4c1/0x5b0
[ 618.833272][ T8944] get_tree_bdev_flags+0x40e/0x4d0
[ 618.833292][ T8944] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.833313][ T8944] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 618.833330][ T8944] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 618.833354][ T8944] gfs2_get_tree+0x51/0x1e0
[ 618.833377][ T8944] vfs_get_tree+0x92/0x2b0
[ 618.833399][ T8944] do_new_mount+0x302/0xa10
[ 618.833419][ T8944] ? apparmor_capable+0x137/0x1b0
[ 618.833442][ T8944] ? __pfx_do_new_mount+0x10/0x10
[ 618.833465][ T8944] ? ns_capable+0x8a/0xf0
[ 618.833490][ T8944] ? kmem_cache_free+0x19b/0x690
[ 618.833521][ T8944] __se_sys_mount+0x313/0x410
[ 618.833551][ T8944] ? __pfx___se_sys_mount+0x10/0x10
[ 618.833575][ T8944] ? do_syscall_64+0xbe/0xfa0
[ 618.833592][ T8944] ? __x64_sys_mount+0x20/0xc0
[ 618.833619][ T8944] do_syscall_64+0xfa/0xfa0
[ 618.833638][ T8944] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.833653][ T8944] ? clear_bhb_loop+0x60/0xb0
[ 618.833673][ T8944] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.833687][ T8944] RIP: 0033:0x7f1a64cdda6a
[ 618.833703][ T8944] 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
[ 618.833723][ T8944] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 618.833740][ T8944] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 618.833751][ T8944] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 618.833763][ T8944] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 618.833775][ T8944] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 618.833785][ T8944] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 618.833813][ T8944]
[ 619.202711][ T8944] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 619.509097][ T8947] loop0: detected capacity change from 0 to 32768
[ 619.539232][ T8947] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 619.548458][ T8947] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 619.566384][ T8947] 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
[ 619.582006][ T8947] CPU: 1 UID: 0 PID: 8947 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 619.582029][ T8947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 619.582041][ T8947] Call Trace:
[ 619.582049][ T8947]
[ 619.582057][ T8947] dump_stack_lvl+0x189/0x250
[ 619.582089][ T8947] ? __pfx_dump_stack_lvl+0x10/0x10
[ 619.582112][ T8947] ? gfs2_meta_read+0x775/0x8b0
[ 619.582139][ T8947] ? __pfx_gfs2_meta_read+0x10/0x10
[ 619.582165][ T8947] gfs2_withdraw+0xc3/0x1b0
[ 619.582189][ T8947] gfs2_meta_buffer+0x225/0x2e0
[ 619.582214][ T8947] inode_go_instantiate+0xe7/0x1310
[ 619.582236][ T8947] ? __pfx_bit_wait+0x10/0x10
[ 619.582257][ T8947] ? out_of_line_wait_on_bit+0x123/0x170
[ 619.582282][ T8947] ? __pfx_inode_go_instantiate+0x10/0x10
[ 619.582307][ T8947] ? __pfx_wake_bit_function+0x10/0x10
[ 619.582332][ T8947] gfs2_instantiate+0x168/0x220
[ 619.582356][ T8947] gfs2_glock_wait+0x1d4/0x2a0
[ 619.582382][ T8947] gfs2_lookupi+0x35b/0x5a0
[ 619.582412][ T8947] ? __pfx_gfs2_lookupi+0x10/0x10
[ 619.582440][ T8947] ? gfs2_lookup_meta+0xa7/0x170
[ 619.582462][ T8947] ? look_up_lock_class+0x74/0x170
[ 619.582488][ T8947] ? crc32_le+0x250/0x2c0
[ 619.582512][ T8947] gfs2_lookup_meta+0xa7/0x170
[ 619.582535][ T8947] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 619.582559][ T8947] ? __asan_memset+0x22/0x50
[ 619.582590][ T8947] init_journal+0x1a5/0x2180
[ 619.582615][ T8947] ? __pfx_number+0x10/0x10
[ 619.582638][ T8947] ? format_decode+0x5a3/0xe30
[ 619.582668][ T8947] ? __pfx_init_journal+0x10/0x10
[ 619.582688][ T8947] ? vsnprintf+0xe11/0xf00
[ 619.582716][ T8947] ? snprintf+0xda/0x120
[ 619.582738][ T8947] ? __pfx_snprintf+0x10/0x10
[ 619.582758][ T8947] ? gfs2_glock_nq_num+0x13d/0x170
[ 619.582786][ T8947] init_inodes+0xdb/0x320
[ 619.582811][ T8947] gfs2_fill_super+0x1aaa/0x2270
[ 619.582850][ T8947] ? __pfx_gfs2_fill_super+0x10/0x10
[ 619.582875][ T8947] ? init_locking+0xb8/0x210
[ 619.582894][ T8947] ? sb_set_blocksize+0x104/0x180
[ 619.582921][ T8947] ? setup_bdev_super+0x4c1/0x5b0
[ 619.582946][ T8947] get_tree_bdev_flags+0x40e/0x4d0
[ 619.582968][ T8947] ? __pfx_gfs2_fill_super+0x10/0x10
[ 619.582990][ T8947] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 619.583009][ T8947] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 619.583035][ T8947] gfs2_get_tree+0x51/0x1e0
[ 619.583060][ T8947] vfs_get_tree+0x92/0x2b0
[ 619.583084][ T8947] do_new_mount+0x302/0xa10
[ 619.583105][ T8947] ? apparmor_capable+0x137/0x1b0
[ 619.583129][ T8947] ? __pfx_do_new_mount+0x10/0x10
[ 619.583152][ T8947] ? ns_capable+0x8a/0xf0
[ 619.583177][ T8947] ? kmem_cache_free+0x19b/0x690
[ 619.583207][ T8947] __se_sys_mount+0x313/0x410
[ 619.583237][ T8947] ? __pfx___se_sys_mount+0x10/0x10
[ 619.583264][ T8947] ? do_syscall_64+0xbe/0xfa0
[ 619.583283][ T8947] ? __x64_sys_mount+0x20/0xc0
[ 619.583313][ T8947] do_syscall_64+0xfa/0xfa0
[ 619.583334][ T8947] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 619.583352][ T8947] ? clear_bhb_loop+0x60/0xb0
[ 619.583373][ T8947] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 619.583389][ T8947] RIP: 0033:0x7f1a64cdda6a
[ 619.583405][ T8947] 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
[ 619.583419][ T8947] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 619.583437][ T8947] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 619.583450][ T8947] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 619.583462][ T8947] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 619.583475][ T8947] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 619.583487][ T8947] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 619.583519][ T8947]
[ 619.583534][ T8947] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 620.278152][ T8950] loop0: detected capacity change from 0 to 32768
[ 620.316194][ T8950] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 620.325347][ T8950] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 620.339062][ T8950] 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
[ 620.356112][ T8950] CPU: 0 UID: 0 PID: 8950 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 620.356136][ T8950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 620.356149][ T8950] Call Trace:
[ 620.356156][ T8950]
[ 620.356164][ T8950] dump_stack_lvl+0x189/0x250
[ 620.356196][ T8950] ? __pfx_dump_stack_lvl+0x10/0x10
[ 620.356218][ T8950] ? gfs2_meta_read+0x775/0x8b0
[ 620.356242][ T8950] ? __pfx_gfs2_meta_read+0x10/0x10
[ 620.356268][ T8950] gfs2_withdraw+0xc3/0x1b0
[ 620.356292][ T8950] gfs2_meta_buffer+0x225/0x2e0
[ 620.356317][ T8950] inode_go_instantiate+0xe7/0x1310
[ 620.356338][ T8950] ? __pfx_bit_wait+0x10/0x10
[ 620.356359][ T8950] ? out_of_line_wait_on_bit+0x123/0x170
[ 620.356384][ T8950] ? __pfx_inode_go_instantiate+0x10/0x10
[ 620.356409][ T8950] ? __pfx_wake_bit_function+0x10/0x10
[ 620.356435][ T8950] gfs2_instantiate+0x168/0x220
[ 620.356461][ T8950] gfs2_glock_wait+0x1d4/0x2a0
[ 620.356488][ T8950] gfs2_lookupi+0x35b/0x5a0
[ 620.356517][ T8950] ? __pfx_gfs2_lookupi+0x10/0x10
[ 620.356543][ T8950] ? gfs2_lookup_meta+0xa7/0x170
[ 620.356564][ T8950] ? look_up_lock_class+0x74/0x170
[ 620.356589][ T8950] ? crc32_le+0x250/0x2c0
[ 620.356613][ T8950] gfs2_lookup_meta+0xa7/0x170
[ 620.356636][ T8950] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 620.356667][ T8950] ? __asan_memset+0x22/0x50
[ 620.356698][ T8950] init_journal+0x1a5/0x2180
[ 620.356725][ T8950] ? __pfx_number+0x10/0x10
[ 620.356749][ T8950] ? format_decode+0x5a3/0xe30
[ 620.356770][ T8950] ? __pfx_init_journal+0x10/0x10
[ 620.356792][ T8950] ? vsnprintf+0xe11/0xf00
[ 620.356819][ T8950] ? snprintf+0xda/0x120
[ 620.356842][ T8950] ? __pfx_snprintf+0x10/0x10
[ 620.356860][ T8950] ? gfs2_glock_nq_num+0x13d/0x170
[ 620.356887][ T8950] init_inodes+0xdb/0x320
[ 620.356910][ T8950] gfs2_fill_super+0x1aaa/0x2270
[ 620.356950][ T8950] ? __pfx_gfs2_fill_super+0x10/0x10
[ 620.356975][ T8950] ? init_locking+0xb8/0x210
[ 620.356995][ T8950] ? sb_set_blocksize+0x104/0x180
[ 620.357021][ T8950] ? setup_bdev_super+0x4c1/0x5b0
[ 620.357044][ T8950] get_tree_bdev_flags+0x40e/0x4d0
[ 620.357066][ T8950] ? __pfx_gfs2_fill_super+0x10/0x10
[ 620.357088][ T8950] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 620.357108][ T8950] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 620.357138][ T8950] gfs2_get_tree+0x51/0x1e0
[ 620.357163][ T8950] vfs_get_tree+0x92/0x2b0
[ 620.357187][ T8950] do_new_mount+0x302/0xa10
[ 620.357208][ T8950] ? apparmor_capable+0x137/0x1b0
[ 620.357231][ T8950] ? __pfx_do_new_mount+0x10/0x10
[ 620.357254][ T8950] ? ns_capable+0x8a/0xf0
[ 620.357279][ T8950] ? kmem_cache_free+0x19b/0x690
[ 620.357306][ T8950] __se_sys_mount+0x313/0x410
[ 620.357334][ T8950] ? __pfx___se_sys_mount+0x10/0x10
[ 620.357362][ T8950] ? do_syscall_64+0xbe/0xfa0
[ 620.357380][ T8950] ? __x64_sys_mount+0x20/0xc0
[ 620.357407][ T8950] do_syscall_64+0xfa/0xfa0
[ 620.357429][ T8950] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 620.357447][ T8950] ? clear_bhb_loop+0x60/0xb0
[ 620.357468][ T8950] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 620.357485][ T8950] RIP: 0033:0x7f1a64cdda6a
[ 620.357501][ T8950] 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
[ 620.357515][ T8950] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 620.357533][ T8950] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 620.357546][ T8950] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 620.357558][ T8950] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 620.357570][ T8950] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 620.357583][ T8950] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 620.357613][ T8950]
[ 620.357626][ T8950] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program
[ 621.047596][ T8953] loop0: detected capacity change from 0 to 32768
[ 621.066741][ T8953] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 621.075452][ T8953] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 621.085724][ T8953] 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
[ 621.102205][ T8953] CPU: 1 UID: 0 PID: 8953 Comm: syz-executor371 Not tainted syzkaller #0 PREEMPT(full)
[ 621.102230][ T8953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 621.102242][ T8953] Call Trace:
[ 621.102250][ T8953]
[ 621.102258][ T8953] dump_stack_lvl+0x189/0x250
[ 621.102289][ T8953] ? __pfx_dump_stack_lvl+0x10/0x10
[ 621.102311][ T8953] ? gfs2_meta_read+0x775/0x8b0
[ 621.102338][ T8953] ? __pfx_gfs2_meta_read+0x10/0x10
[ 621.102364][ T8953] gfs2_withdraw+0xc3/0x1b0
[ 621.102388][ T8953] gfs2_meta_buffer+0x225/0x2e0
[ 621.102413][ T8953] inode_go_instantiate+0xe7/0x1310
[ 621.102437][ T8953] ? __pfx_bit_wait+0x10/0x10
[ 621.102458][ T8953] ? out_of_line_wait_on_bit+0x123/0x170
[ 621.102484][ T8953] ? __pfx_inode_go_instantiate+0x10/0x10
[ 621.102509][ T8953] ? __pfx_wake_bit_function+0x10/0x10
[ 621.102535][ T8953] gfs2_instantiate+0x168/0x220
[ 621.102568][ T8953] gfs2_glock_wait+0x1d4/0x2a0
[ 621.102595][ T8953] gfs2_lookupi+0x35b/0x5a0
[ 621.102625][ T8953] ? __pfx_gfs2_lookupi+0x10/0x10
[ 621.102651][ T8953] ? gfs2_lookup_meta+0xa7/0x170
[ 621.102671][ T8953] ? look_up_lock_class+0x74/0x170
[ 621.102696][ T8953] ? crc32_le+0x250/0x2c0
[ 621.102721][ T8953] gfs2_lookup_meta+0xa7/0x170
[ 621.102745][ T8953] ? __pfx_gfs2_lookup_meta+0x10/0x10
[ 621.102770][ T8953] ? __asan_memset+0x22/0x50
[ 621.102802][ T8953] init_journal+0x1a5/0x2180
[ 621.102827][ T8953] ? __pfx_number+0x10/0x10
[ 621.102850][ T8953] ? format_decode+0x5a3/0xe30
[ 621.102871][ T8953] ? __pfx_init_journal+0x10/0x10
[ 621.102893][ T8953] ? vsnprintf+0xe11/0xf00
[ 621.102923][ T8953] ? snprintf+0xda/0x120
[ 621.102946][ T8953] ? __pfx_snprintf+0x10/0x10
[ 621.102965][ T8953] ? gfs2_glock_nq_num+0x13d/0x170
[ 621.102993][ T8953] init_inodes+0xdb/0x320
[ 621.103017][ T8953] gfs2_fill_super+0x1aaa/0x2270
[ 621.103055][ T8953] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.103081][ T8953] ? init_locking+0xb8/0x210
[ 621.103101][ T8953] ? sb_set_blocksize+0x104/0x180
[ 621.103129][ T8953] ? setup_bdev_super+0x4c1/0x5b0
[ 621.103155][ T8953] get_tree_bdev_flags+0x40e/0x4d0
[ 621.103177][ T8953] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.103199][ T8953] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 621.103219][ T8953] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 621.103248][ T8953] gfs2_get_tree+0x51/0x1e0
[ 621.103272][ T8953] vfs_get_tree+0x92/0x2b0
[ 621.103297][ T8953] do_new_mount+0x302/0xa10
[ 621.103318][ T8953] ? apparmor_capable+0x137/0x1b0
[ 621.103343][ T8953] ? __pfx_do_new_mount+0x10/0x10
[ 621.103367][ T8953] ? ns_capable+0x8a/0xf0
[ 621.103392][ T8953] ? kmem_cache_free+0x19b/0x690
[ 621.103421][ T8953] __se_sys_mount+0x313/0x410
[ 621.103449][ T8953] ? __pfx___se_sys_mount+0x10/0x10
[ 621.103477][ T8953] ? do_syscall_64+0xbe/0xfa0
[ 621.103496][ T8953] ? __x64_sys_mount+0x20/0xc0
[ 621.103522][ T8953] do_syscall_64+0xfa/0xfa0
[ 621.103544][ T8953] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.103568][ T8953] ? clear_bhb_loop+0x60/0xb0
[ 621.103590][ T8953] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.103609][ T8953] RIP: 0033:0x7f1a64cdda6a
[ 621.103624][ T8953] 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
[ 621.103637][ T8953] RSP: 002b:00007ffc5a8e2d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 621.103655][ T8953] RAX: ffffffffffffffda RBX: 00007ffc5a8e2d60 RCX: 00007f1a64cdda6a
[ 621.103668][ T8953] RDX: 0000200000000000 RSI: 0000200000012500 RDI: 00007ffc5a8e2d60
[ 621.103679][ T8953] RBP: 0000200000012500 R08: 00007ffc5a8e2da0 R09: 00000000000125b9
[ 621.103691][ T8953] R10: 0000000000200001 R11: 0000000000000246 R12: 0000200000000000
[ 621.103703][ T8953] R13: 0000000000000004 R14: 0000000000000003 R15: 00007ffc5a8e2da0
[ 621.103733][ T8953]
[ 621.472996][ T8953] gfs2: fsid=syz:syz.0: can't lookup journal index: 0
executing program