Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 590.632012][ T9675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 590.632022][ T9675] Call Trace: [ 590.632030][ T9675] [ 590.632039][ T9675] dump_stack_lvl+0xe8/0x150 [ 590.632063][ T9675] sysfs_create_dir_ns+0x271/0x2a0 [ 590.632078][ T9675] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 590.632095][ T9675] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 590.632109][ T9675] ? rt_spin_unlock+0x160/0x200 [ 590.632125][ T9675] kobject_add_internal+0x631/0xd10 [ 590.632143][ T9675] kobject_init_and_add+0x12b/0x1a0 [ 590.632160][ T9675] ? __pfx_kobject_init_and_add+0x10/0x10 [ 590.632175][ T9675] ? __raw_spin_lock_init+0x45/0x100 [ 590.632192][ T9675] ? __init_swait_queue_head+0xa9/0x150 [ 590.632211][ T9675] gfs2_sys_fs_add+0x257/0x480 [ 590.632224][ T9675] ? is_dynamic_key+0x1ac/0x1c0 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 590.632235][ T9675] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 590.632260][ T9675] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 590.632284][ T9675] gfs2_fill_super+0x141c/0x2220 [ 590.632302][ T9675] ? __pfx_gfs2_fill_super+0x10/0x10 [ 590.632312][ T9675] ? rt_spin_unlock+0x14f/0x200 [ 590.632329][ T9675] ? sb_set_blocksize+0x11b/0x210 [ 590.632341][ T9675] ? setup_bdev_super+0x4c1/0x5b0 [ 590.632358][ T9675] get_tree_bdev_flags+0x431/0x4f0 [ 590.632373][ T9675] ? __pfx_gfs2_fill_super+0x10/0x10 [ 590.632384][ T9675] ? __pfx_get_tree_bdev_flags+0x10/0x10 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 590.632398][ T9675] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 590.632418][ T9675] gfs2_get_tree+0x51/0x1e0 [ 590.632430][ T9675] vfs_get_tree+0x92/0x2a0 [ 590.632446][ T9675] do_new_mount+0x341/0xd30 [ 590.632458][ T9675] ? apparmor_capable+0x126/0x170 [ 590.632472][ T9675] ? __pfx_do_new_mount+0x10/0x10 [ 590.632484][ T9675] ? ns_capable+0x89/0xe0 [ 590.632502][ T9675] ? user_path_at+0xd4/0x160 [ 590.632518][ T9675] ? user_path_at+0xd4/0x160 [ 590.632532][ T9675] __se_sys_mount+0x31d/0x420 [ 590.632547][ T9675] ? __pfx___se_sys_mount+0x10/0x10 [ 590.632563][ T9675] ? __x64_sys_mount+0x20/0xc0 [ 590.632574][ T9675] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 590.632585][ T9675] do_syscall_64+0x15f/0xf80 [ 590.632597][ T9675] ? trace_irq_disable+0x3b/0x140 [ 590.632612][ T9675] ? clear_bhb_loop+0x40/0x90 [ 590.632624][ T9675] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 590.632634][ T9675] RIP: 0033:0x7f770446993a executing program [ 590.632645][ T9675] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 590.632654][ T9675] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 590.632671][ T9675] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 590.632684][ T9675] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 590.632697][ T9675] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 590.632709][ T9675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 590.632720][ T9675] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 590.632747][ T9675] [ 590.632772][ T9675] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 590.632787][ T9675] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 590.796133][ T9669] gfs2: fsid=syz:syz.0: found 1 quota changes [ 590.823444][ T9669] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 591.032124][ T9681] loop2: detected capacity change from 0 to 32768 [ 591.080089][ T8872] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 591.080126][ T8872] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 591.080154][ T8872] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8872 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 591.080193][ T8872] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 591.080219][ T8872] CPU: 1 UID: 0 PID: 8872 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 591.080235][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 591.080245][ T8872] Call Trace: [ 591.080251][ T8872] [ 591.080258][ T8872] dump_stack_lvl+0xe8/0x150 [ 591.080278][ T8872] gfs2_withdraw+0xc3/0x1b0 [ 591.080295][ T8872] inode_go_instantiate+0xe69/0x12a0 [ 591.080316][ T8872] ? __pfx_bit_wait+0x10/0x10 [ 591.080332][ T8872] ? __pfx_inode_go_instantiate+0x10/0x10 [ 591.080345][ T8872] ? rt_spin_unlock+0x160/0x200 [ 591.080366][ T8872] ? __pfx_wake_bit_function+0x10/0x10 [ 591.080392][ T8872] gfs2_instantiate+0x168/0x220 [ 591.080411][ T8872] gfs2_glock_wait+0x1d7/0x2a0 [ 591.080429][ T8872] do_sync+0x49a/0xcb0 [ 591.080448][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 591.080474][ T8872] ? __pfx_do_sync+0x10/0x10 [ 591.080496][ T8872] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 591.080523][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 591.080540][ T8872] ? rt_spin_unlock+0x14f/0x200 [ 591.080562][ T8872] ? rt_spin_unlock+0x160/0x200 [ 591.080584][ T8872] gfs2_quota_sync+0x370/0x470 [ 591.080610][ T8872] gfs2_sync_fs+0x4c/0xb0 [ 591.080629][ T8872] sync_filesystem+0xed/0x250 [ 591.080651][ T8872] generic_shutdown_super+0x77/0x2d0 [ 591.080673][ T8872] kill_block_super+0x44/0x90 [ 591.080694][ T8872] deactivate_locked_super+0xbc/0x130 [ 591.080713][ T8872] cleanup_mnt+0x437/0x4d0 [ 591.080732][ T8872] ? _raw_spin_unlock_irq+0x23/0x50 [ 591.080751][ T8872] task_work_run+0x1d9/0x270 [ 591.080770][ T8872] ? __pfx_task_work_run+0x10/0x10 [ 591.080794][ T8872] exit_to_user_mode_loop+0xf3/0x4d0 [ 591.080808][ T8872] ? rcu_is_watching+0x15/0xb0 [ 591.080827][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 591.080843][ T8872] do_syscall_64+0x33e/0xf80 [ 591.080859][ T8872] ? trace_irq_disable+0x3b/0x140 [ 591.080879][ T8872] ? clear_bhb_loop+0x40/0x90 [ 591.080896][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 591.080910][ T8872] RIP: 0033:0x7f7704469907 [ 591.080923][ T8872] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 591.080935][ T8872] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 591.080952][ T8872] RAX: 0000000000000000 RBX: 000000000008f312 RCX: 00007f7704469907 [ 591.080962][ T8872] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 591.080971][ T8872] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 591.080981][ T8872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 591.080991][ T8872] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 591.081015][ T8872] [ 591.081025][ T8872] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 591.084255][ T9681] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 591.084274][ T9681] CPU: 1 UID: 0 PID: 9681 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 591.084294][ T9681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 591.084304][ T9681] Call Trace: [ 591.084311][ T9681] [ 591.084319][ T9681] dump_stack_lvl+0xe8/0x150 [ 591.084346][ T9681] sysfs_create_dir_ns+0x271/0x2a0 [ 591.084369][ T9681] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 591.084396][ T9681] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 591.084422][ T9681] ? rt_spin_unlock+0x160/0x200 [ 591.084450][ T9681] kobject_add_internal+0x631/0xd10 [ 591.084483][ T9681] kobject_init_and_add+0x12b/0x1a0 [ 591.084520][ T9681] ? __pfx_kobject_init_and_add+0x10/0x10 [ 591.084546][ T9681] ? __raw_spin_lock_init+0x45/0x100 [ 591.084574][ T9681] ? __init_swait_queue_head+0xa9/0x150 [ 591.084603][ T9681] gfs2_sys_fs_add+0x257/0x480 [ 591.084624][ T9681] ? is_dynamic_key+0x1ac/0x1c0 [ 591.084643][ T9681] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 591.084674][ T9681] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 591.084705][ T9681] gfs2_fill_super+0x141c/0x2220 [ 591.084738][ T9681] ? __pfx_gfs2_fill_super+0x10/0x10 [ 591.084756][ T9681] ? rt_spin_unlock+0x14f/0x200 [ 591.084785][ T9681] ? sb_set_blocksize+0x11b/0x210 [ 591.084806][ T9681] ? setup_bdev_super+0x4c1/0x5b0 [ 591.084834][ T9681] get_tree_bdev_flags+0x431/0x4f0 [ 591.084860][ T9681] ? __pfx_gfs2_fill_super+0x10/0x10 [ 591.084878][ T9681] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 591.084901][ T9681] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 591.084937][ T9681] gfs2_get_tree+0x51/0x1e0 [ 591.084960][ T9681] vfs_get_tree+0x92/0x2a0 [ 591.084987][ T9681] do_new_mount+0x341/0xd30 [ 591.085007][ T9681] ? apparmor_capable+0x126/0x170 [ 591.085033][ T9681] ? __pfx_do_new_mount+0x10/0x10 [ 591.085055][ T9681] ? ns_capable+0x89/0xe0 [ 591.085083][ T9681] ? user_path_at+0xd4/0x160 [ 591.085109][ T9681] ? user_path_at+0xd4/0x160 [ 591.085133][ T9681] __se_sys_mount+0x31d/0x420 [ 591.085160][ T9681] ? __pfx___se_sys_mount+0x10/0x10 [ 591.085189][ T9681] ? __x64_sys_mount+0x20/0xc0 [ 591.085210][ T9681] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 591.085230][ T9681] do_syscall_64+0x15f/0xf80 [ 591.085249][ T9681] ? trace_irq_disable+0x3b/0x140 [ 591.085275][ T9681] ? clear_bhb_loop+0x40/0x90 [ 591.085297][ T9681] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 591.085315][ T9681] RIP: 0033:0x7f770446993a [ 591.085333][ T9681] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 591.085348][ T9681] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 591.085368][ T9681] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 591.085382][ T9681] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 591.085396][ T9681] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 591.085409][ T9681] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 591.085421][ T9681] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 591.085450][ T9681] [ 591.085476][ T9681] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 591.085498][ T9681] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 591.219303][ T6800] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 591.746989][ T8872] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) executing program [ 592.069170][ T6827] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 592.103246][ T9685] loop4: detected capacity change from 0 to 32768 [ 592.152394][ T9685] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 592.152413][ T9685] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 592.270981][ T9685] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 592.280809][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 592.280832][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... executing program [ 592.484786][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 203ms [ 592.484980][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 592.485079][ T9685] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 592.537144][ T9689] loop0: detected capacity change from 0 to 32768 [ 592.565999][ T9689] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 592.566032][ T9689] CPU: 0 UID: 0 PID: 9689 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 592.566054][ T9689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 592.566065][ T9689] Call Trace: [ 592.566073][ T9689] [ 592.566081][ T9689] dump_stack_lvl+0xe8/0x150 [ 592.566111][ T9689] sysfs_create_dir_ns+0x271/0x2a0 [ 592.566134][ T9689] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 592.566169][ T9689] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 592.566193][ T9689] ? rt_spin_unlock+0x160/0x200 [ 592.566219][ T9689] kobject_add_internal+0x631/0xd10 [ 592.566251][ T9689] kobject_init_and_add+0x12b/0x1a0 [ 592.566278][ T9689] ? __pfx_kobject_init_and_add+0x10/0x10 [ 592.566303][ T9689] ? __raw_spin_lock_init+0x45/0x100 [ 592.566320][ T9689] ? __init_swait_queue_head+0xa9/0x150 [ 592.566339][ T9689] gfs2_sys_fs_add+0x257/0x480 [ 592.566360][ T9689] ? is_dynamic_key+0x1ac/0x1c0 [ 592.566375][ T9689] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 592.566405][ T9689] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 592.566438][ T9689] gfs2_fill_super+0x141c/0x2220 [ 592.566465][ T9689] ? __pfx_gfs2_fill_super+0x10/0x10 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed executing program [ 592.566476][ T9689] ? rt_spin_unlock+0x14f/0x200 [ 592.566492][ T9689] ? sb_set_blocksize+0x11b/0x210 [ 592.566504][ T9689] ? setup_bdev_super+0x4c1/0x5b0 [ 592.566521][ T9689] get_tree_bdev_flags+0x431/0x4f0 [ 592.566536][ T9689] ? __pfx_gfs2_fill_super+0x10/0x10 [ 592.566547][ T9689] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 592.566561][ T9689] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 592.566581][ T9689] gfs2_get_tree+0x51/0x1e0 [ 592.566593][ T9689] vfs_get_tree+0x92/0x2a0 [ 592.566609][ T9689] do_new_mount+0x341/0xd30 [ 592.566621][ T9689] ? apparmor_capable+0x126/0x170 [ 592.566636][ T9689] ? __pfx_do_new_mount+0x10/0x10 [ 592.566648][ T9689] ? ns_capable+0x89/0xe0 [ 592.566664][ T9689] ? user_path_at+0xd4/0x160 [ 592.566680][ T9689] ? user_path_at+0xd4/0x160 [ 592.566694][ T9689] __se_sys_mount+0x31d/0x420 [ 592.566709][ T9689] ? __pfx___se_sys_mount+0x10/0x10 [ 592.566725][ T9689] ? __x64_sys_mount+0x20/0xc0 [ 592.566736][ T9689] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 592.566748][ T9689] do_syscall_64+0x15f/0xf80 [ 592.566759][ T9689] ? trace_irq_disable+0x3b/0x140 [ 592.566775][ T9689] ? clear_bhb_loop+0x40/0x90 [ 592.566787][ T9689] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 592.566797][ T9689] RIP: 0033:0x7f770446993a [ 592.566808][ T9689] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 592.566817][ T9689] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 592.566829][ T9689] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 592.566837][ T9689] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 592.566844][ T9689] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 592.566851][ T9689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 592.566858][ T9689] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 592.566873][ T9689] [ 592.572608][ T9689] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 592.572628][ T9689] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 592.929574][ T1182] team0 (unregistering): Port device team_slave_1 removed [ 592.993218][ T1182] team0 (unregistering): Port device team_slave_0 removed the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 593.143816][ T9685] gfs2: fsid=syz:syz.0: found 1 quota changes [ 593.152774][ T6800] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 593.179986][ T9685] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 593.497285][ T8875] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 593.497321][ T8875] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 593.497349][ T8875] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8875 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 593.497389][ T8875] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 593.497415][ T8875] CPU: 1 UID: 0 PID: 8875 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 593.497436][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 593.497447][ T8875] Call Trace: [ 593.497454][ T8875] [ 593.497462][ T8875] dump_stack_lvl+0xe8/0x150 [ 593.497489][ T8875] gfs2_withdraw+0xc3/0x1b0 [ 593.497512][ T8875] inode_go_instantiate+0xe69/0x12a0 [ 593.497539][ T8875] ? __pfx_bit_wait+0x10/0x10 [ 593.497561][ T8875] ? __pfx_inode_go_instantiate+0x10/0x10 [ 593.497578][ T8875] ? rt_spin_unlock+0x160/0x200 [ 593.497605][ T8875] ? __pfx_wake_bit_function+0x10/0x10 [ 593.497638][ T8875] gfs2_instantiate+0x168/0x220 [ 593.497662][ T8875] gfs2_glock_wait+0x1d7/0x2a0 [ 593.497686][ T8875] do_sync+0x49a/0xcb0 [ 593.497710][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 593.497743][ T8875] ? __pfx_do_sync+0x10/0x10 [ 593.497764][ T8875] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 593.497799][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 593.497821][ T8875] ? rt_spin_unlock+0x14f/0x200 [ 593.497849][ T8875] ? rt_spin_unlock+0x160/0x200 [ 593.497875][ T8875] gfs2_quota_sync+0x370/0x470 [ 593.497907][ T8875] gfs2_sync_fs+0x4c/0xb0 [ 593.497931][ T8875] sync_filesystem+0xed/0x250 [ 593.497958][ T8875] generic_shutdown_super+0x77/0x2d0 [ 593.497985][ T8875] kill_block_super+0x44/0x90 [ 593.498017][ T8875] deactivate_locked_super+0xbc/0x130 [ 593.498041][ T8875] cleanup_mnt+0x437/0x4d0 [ 593.498065][ T8875] ? _raw_spin_unlock_irq+0x23/0x50 [ 593.498090][ T8875] task_work_run+0x1d9/0x270 [ 593.498114][ T8875] ? __pfx_task_work_run+0x10/0x10 [ 593.498142][ T8875] exit_to_user_mode_loop+0xf3/0x4d0 [ 593.498159][ T8875] ? rcu_is_watching+0x15/0xb0 [ 593.498180][ T8875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 593.498200][ T8875] do_syscall_64+0x33e/0xf80 [ 593.498220][ T8875] ? trace_irq_disable+0x3b/0x140 [ 593.498242][ T8875] ? clear_bhb_loop+0x40/0x90 [ 593.498261][ T8875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 593.498277][ T8875] RIP: 0033:0x7f7704469907 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 593.498295][ T8875] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 593.498308][ T8875] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 593.498328][ T8875] RAX: 0000000000000000 RBX: 000000000008fe85 RCX: 00007f7704469907 [ 593.498339][ T8875] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 593.498350][ T8875] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 593.498364][ T8875] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 593.498376][ T8875] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 593.498407][ T8875] [ 593.498484][ T8875] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 593.629879][ T9695] loop3: detected capacity change from 0 to 32768 [ 593.689896][ T9695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 593.689918][ T9695] CPU: 0 UID: 0 PID: 9695 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 593.689941][ T9695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 593.689952][ T9695] Call Trace: [ 593.689960][ T9695] [ 593.689967][ T9695] dump_stack_lvl+0xe8/0x150 [ 593.689996][ T9695] sysfs_create_dir_ns+0x271/0x2a0 [ 593.690020][ T9695] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 593.690047][ T9695] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 593.690072][ T9695] ? rt_spin_unlock+0x160/0x200 [ 593.690099][ T9695] kobject_add_internal+0x631/0xd10 [ 593.690131][ T9695] kobject_init_and_add+0x12b/0x1a0 [ 593.690159][ T9695] ? __pfx_kobject_init_and_add+0x10/0x10 [ 593.690185][ T9695] ? __raw_spin_lock_init+0x45/0x100 [ 593.690211][ T9695] ? __init_swait_queue_head+0xa9/0x150 [ 593.690239][ T9695] gfs2_sys_fs_add+0x257/0x480 [ 593.690262][ T9695] ? is_dynamic_key+0x1ac/0x1c0 [ 593.690280][ T9695] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 593.690311][ T9695] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 593.690344][ T9695] gfs2_fill_super+0x141c/0x2220 [ 593.690378][ T9695] ? __pfx_gfs2_fill_super+0x10/0x10 [ 593.690395][ T9695] ? rt_spin_unlock+0x14f/0x200 [ 593.690423][ T9695] ? sb_set_blocksize+0x11b/0x210 [ 593.690444][ T9695] ? setup_bdev_super+0x4c1/0x5b0 [ 593.690471][ T9695] get_tree_bdev_flags+0x431/0x4f0 [ 593.690496][ T9695] ? __pfx_gfs2_fill_super+0x10/0x10 [ 593.690515][ T9695] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 593.690537][ T9695] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 593.690571][ T9695] gfs2_get_tree+0x51/0x1e0 [ 593.690593][ T9695] vfs_get_tree+0x92/0x2a0 [ 593.690619][ T9695] do_new_mount+0x341/0xd30 [ 593.690638][ T9695] ? apparmor_capable+0x126/0x170 [ 593.690664][ T9695] ? __pfx_do_new_mount+0x10/0x10 [ 593.690684][ T9695] ? ns_capable+0x89/0xe0 [ 593.690711][ T9695] ? user_path_at+0xd4/0x160 [ 593.690737][ T9695] ? user_path_at+0xd4/0x160 [ 593.690761][ T9695] __se_sys_mount+0x31d/0x420 [ 593.690787][ T9695] ? __pfx___se_sys_mount+0x10/0x10 [ 593.690814][ T9695] ? __x64_sys_mount+0x20/0xc0 [ 593.690834][ T9695] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 593.690854][ T9695] do_syscall_64+0x15f/0xf80 [ 593.690873][ T9695] ? trace_irq_disable+0x3b/0x140 [ 593.690905][ T9695] ? clear_bhb_loop+0x40/0x90 [ 593.690926][ T9695] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 593.690944][ T9695] RIP: 0033:0x7f770446993a [ 593.690963][ T9695] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 593.690977][ T9695] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 593.690997][ T9695] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 593.691010][ T9695] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 593.691023][ T9695] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 593.691035][ T9695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 593.691047][ T9695] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 593.691076][ T9695] executing program [ 593.691104][ T9695] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 593.691119][ T9695] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 594.236884][ T9703] loop1: detected capacity change from 0 to 32768 [ 594.265186][ T8875] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 594.296275][ T9703] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 594.296294][ T9703] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 594.414875][ T9699] loop2: detected capacity change from 0 to 32768 [ 594.416604][ T9703] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 594.435609][ T9699] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 594.435633][ T9699] CPU: 0 UID: 0 PID: 9699 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 594.435655][ T9699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 594.435666][ T9699] Call Trace: [ 594.435673][ T9699] [ 594.435681][ T9699] dump_stack_lvl+0xe8/0x150 [ 594.435710][ T9699] sysfs_create_dir_ns+0x271/0x2a0 [ 594.435734][ T9699] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 594.435762][ T9699] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 594.435787][ T9699] ? rt_spin_unlock+0x160/0x200 [ 594.435814][ T9699] kobject_add_internal+0x631/0xd10 [ 594.435844][ T9699] kobject_init_and_add+0x12b/0x1a0 [ 594.435873][ T9699] ? __pfx_kobject_init_and_add+0x10/0x10 [ 594.435901][ T9699] ? __raw_spin_lock_init+0x45/0x100 [ 594.435926][ T9699] ? __init_swait_queue_head+0xa9/0x150 [ 594.435955][ T9699] gfs2_sys_fs_add+0x257/0x480 [ 594.435984][ T9699] ? is_dynamic_key+0x1ac/0x1c0 [ 594.436003][ T9699] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 594.436034][ T9699] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 594.436064][ T9699] gfs2_fill_super+0x141c/0x2220 [ 594.436105][ T9699] ? __pfx_gfs2_fill_super+0x10/0x10 [ 594.436123][ T9699] ? rt_spin_unlock+0x14f/0x200 [ 594.436150][ T9699] ? sb_set_blocksize+0x11b/0x210 [ 594.436171][ T9699] ? setup_bdev_super+0x4c1/0x5b0 [ 594.436200][ T9699] get_tree_bdev_flags+0x431/0x4f0 [ 594.436222][ T9699] ? __pfx_gfs2_fill_super+0x10/0x10 [ 594.436238][ T9699] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 594.436257][ T9699] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 594.436283][ T9699] gfs2_get_tree+0x51/0x1e0 [ 594.436298][ T9699] vfs_get_tree+0x92/0x2a0 [ 594.436320][ T9699] do_new_mount+0x341/0xd30 [ 594.436339][ T9699] ? apparmor_capable+0x126/0x170 [ 594.436363][ T9699] ? __pfx_do_new_mount+0x10/0x10 [ 594.436381][ T9699] ? ns_capable+0x89/0xe0 [ 594.436406][ T9699] ? user_path_at+0xd4/0x160 [ 594.436431][ T9699] ? user_path_at+0xd4/0x160 [ 594.436454][ T9699] __se_sys_mount+0x31d/0x420 [ 594.436480][ T9699] ? __pfx___se_sys_mount+0x10/0x10 [ 594.436507][ T9699] ? __x64_sys_mount+0x20/0xc0 [ 594.436527][ T9699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 594.436547][ T9699] do_syscall_64+0x15f/0xf80 [ 594.436565][ T9699] ? trace_irq_disable+0x3b/0x140 [ 594.436590][ T9699] ? clear_bhb_loop+0x40/0x90 [ 594.436611][ T9699] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 594.436628][ T9699] RIP: 0033:0x7f770446993a [ 594.436644][ T9699] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 594.436658][ T9699] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 594.436678][ T9699] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 594.436692][ T9699] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 594.436705][ T9699] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 594.436717][ T9699] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 594.436728][ T9699] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 594.436757][ T9699] [ 594.440273][ T43] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 594.440289][ T43] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 594.448202][ T9699] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 594.448223][ T9699] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 594.469059][ T9699] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 594.845081][ T43] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 404ms [ 594.845337][ T43] gfs2: fsid=syz:syz.0: jid=0: Done [ 594.845432][ T9703] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 594.925125][ T6827] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 595.201175][ T9703] gfs2: fsid=syz:syz.0: found 1 quota changes executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 595.260019][ T9703] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 595.281954][ T1182] team0 (unregistering): Port device team_slave_1 removed executing program [ 595.368687][ T9709] loop0: detected capacity change from 0 to 32768 [ 595.418962][ T8872] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 595.419000][ T8872] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 595.419028][ T8872] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8872 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 595.419068][ T8872] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 595.419107][ T8872] CPU: 0 UID: 0 PID: 8872 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 595.419137][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 595.419148][ T8872] Call Trace: [ 595.419156][ T8872] [ 595.419164][ T8872] dump_stack_lvl+0xe8/0x150 [ 595.419190][ T8872] gfs2_withdraw+0xc3/0x1b0 [ 595.419213][ T8872] inode_go_instantiate+0xe69/0x12a0 [ 595.419240][ T8872] ? __pfx_bit_wait+0x10/0x10 [ 595.419262][ T8872] ? __pfx_inode_go_instantiate+0x10/0x10 [ 595.419278][ T8872] ? rt_spin_unlock+0x160/0x200 [ 595.419306][ T8872] ? __pfx_wake_bit_function+0x10/0x10 [ 595.419345][ T8872] gfs2_instantiate+0x168/0x220 [ 595.419369][ T8872] gfs2_glock_wait+0x1d7/0x2a0 [ 595.419402][ T8872] do_sync+0x49a/0xcb0 [ 595.419425][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 595.419459][ T8872] ? __pfx_do_sync+0x10/0x10 [ 595.419480][ T8872] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 595.419515][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 595.419537][ T8872] ? rt_spin_unlock+0x14f/0x200 [ 595.419566][ T8872] ? rt_spin_unlock+0x160/0x200 [ 595.419594][ T8872] gfs2_quota_sync+0x370/0x470 [ 595.419628][ T8872] gfs2_sync_fs+0x4c/0xb0 [ 595.419652][ T8872] sync_filesystem+0xed/0x250 [ 595.419682][ T8872] generic_shutdown_super+0x77/0x2d0 [ 595.419709][ T8872] kill_block_super+0x44/0x90 [ 595.419736][ T8872] deactivate_locked_super+0xbc/0x130 [ 595.419761][ T8872] cleanup_mnt+0x437/0x4d0 [ 595.419787][ T8872] ? _raw_spin_unlock_irq+0x23/0x50 [ 595.419812][ T8872] task_work_run+0x1d9/0x270 [ 595.419835][ T8872] ? __pfx_task_work_run+0x10/0x10 [ 595.419868][ T8872] exit_to_user_mode_loop+0xf3/0x4d0 [ 595.419886][ T8872] ? rcu_is_watching+0x15/0xb0 [ 595.419909][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 595.419929][ T8872] do_syscall_64+0x33e/0xf80 [ 595.419949][ T8872] ? trace_irq_disable+0x3b/0x140 [ 595.419976][ T8872] ? clear_bhb_loop+0x40/0x90 [ 595.419998][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 595.420017][ T8872] RIP: 0033:0x7f7704469907 [ 595.420036][ T8872] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 595.420052][ T8872] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 595.420072][ T8872] RAX: 0000000000000000 RBX: 000000000009091e RCX: 00007f7704469907 [ 595.420093][ T8872] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 595.420105][ T8872] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 595.420124][ T8872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 595.420136][ T8872] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 595.420168][ T8872] [ 595.420176][ T8872] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 595.429963][ T9709] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 595.429985][ T9709] CPU: 0 UID: 0 PID: 9709 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 595.430006][ T9709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 595.430018][ T9709] Call Trace: [ 595.430025][ T9709] [ 595.430034][ T9709] dump_stack_lvl+0xe8/0x150 [ 595.430063][ T9709] sysfs_create_dir_ns+0x271/0x2a0 [ 595.430095][ T9709] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 595.430122][ T9709] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 595.430147][ T9709] ? rt_spin_unlock+0x160/0x200 [ 595.430174][ T9709] kobject_add_internal+0x631/0xd10 [ 595.430207][ T9709] kobject_init_and_add+0x12b/0x1a0 [ 595.430237][ T9709] ? __pfx_kobject_init_and_add+0x10/0x10 [ 595.430261][ T9709] ? __raw_spin_lock_init+0x45/0x100 [ 595.430289][ T9709] ? __init_swait_queue_head+0xa9/0x150 [ 595.430320][ T9709] gfs2_sys_fs_add+0x257/0x480 [ 595.430342][ T9709] ? is_dynamic_key+0x1ac/0x1c0 [ 595.430361][ T9709] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 595.430404][ T9709] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 595.430437][ T9709] gfs2_fill_super+0x141c/0x2220 [ 595.430470][ T9709] ? __pfx_gfs2_fill_super+0x10/0x10 [ 595.430488][ T9709] ? rt_spin_unlock+0x14f/0x200 [ 595.430516][ T9709] ? sb_set_blocksize+0x11b/0x210 [ 595.430537][ T9709] ? setup_bdev_super+0x4c1/0x5b0 [ 595.430566][ T9709] get_tree_bdev_flags+0x431/0x4f0 [ 595.430591][ T9709] ? __pfx_gfs2_fill_super+0x10/0x10 [ 595.430613][ T9709] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 595.430636][ T9709] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 595.430670][ T9709] gfs2_get_tree+0x51/0x1e0 [ 595.430693][ T9709] vfs_get_tree+0x92/0x2a0 [ 595.430719][ T9709] do_new_mount+0x341/0xd30 [ 595.430739][ T9709] ? apparmor_capable+0x126/0x170 [ 595.430763][ T9709] ? __pfx_do_new_mount+0x10/0x10 [ 595.430784][ T9709] ? ns_capable+0x89/0xe0 [ 595.430811][ T9709] ? user_path_at+0xd4/0x160 [ 595.430837][ T9709] ? user_path_at+0xd4/0x160 [ 595.430861][ T9709] __se_sys_mount+0x31d/0x420 [ 595.430887][ T9709] ? __pfx___se_sys_mount+0x10/0x10 [ 595.430913][ T9709] ? __x64_sys_mount+0x20/0xc0 [ 595.430934][ T9709] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 595.430954][ T9709] do_syscall_64+0x15f/0xf80 [ 595.430973][ T9709] ? trace_irq_disable+0x3b/0x140 [ 595.430998][ T9709] ? clear_bhb_loop+0x40/0x90 [ 595.431019][ T9709] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 595.431037][ T9709] RIP: 0033:0x7f770446993a [ 595.431054][ T9709] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 595.431069][ T9709] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 595.431095][ T9709] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 595.431108][ T9709] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 595.431121][ T9709] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 595.431134][ T9709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 595.431145][ T9709] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 595.431174][ T9709] [ 595.439797][ T9709] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 595.439818][ T9709] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 595.449254][ T1182] team0 (unregistering): Port device team_slave_0 removed [ 595.450652][ T9709] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 595.933261][ T8872] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed executing program executing program [ 596.719122][ T9713] loop3: detected capacity change from 0 to 32768 [ 596.803017][ T9713] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 596.803036][ T9713] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 596.920693][ T9713] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 596.932366][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 596.932386][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 597.125051][ T9723] loop2: detected capacity change from 0 to 32768 [ 597.165367][ T9723] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 597.165390][ T9723] CPU: 1 UID: 0 PID: 9723 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 597.165411][ T9723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 597.165421][ T9723] Call Trace: [ 597.165428][ T9723] [ 597.165435][ T9723] dump_stack_lvl+0xe8/0x150 [ 597.165464][ T9723] sysfs_create_dir_ns+0x271/0x2a0 [ 597.165486][ T9723] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 597.165512][ T9723] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 597.165537][ T9723] ? rt_spin_unlock+0x160/0x200 [ 597.165562][ T9723] kobject_add_internal+0x631/0xd10 [ 597.165593][ T9723] kobject_init_and_add+0x12b/0x1a0 [ 597.165630][ T9723] ? __pfx_kobject_init_and_add+0x10/0x10 [ 597.165655][ T9723] ? __raw_spin_lock_init+0x45/0x100 [ 597.165681][ T9723] ? __init_swait_queue_head+0xa9/0x150 [ 597.165711][ T9723] gfs2_sys_fs_add+0x257/0x480 [ 597.165734][ T9723] ? is_dynamic_key+0x1ac/0x1c0 [ 597.165753][ T9723] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 597.165784][ T9723] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 597.165816][ T9723] gfs2_fill_super+0x141c/0x2220 [ 597.165848][ T9723] ? __pfx_gfs2_fill_super+0x10/0x10 [ 597.165864][ T9723] ? rt_spin_unlock+0x14f/0x200 [ 597.165891][ T9723] ? sb_set_blocksize+0x11b/0x210 [ 597.165912][ T9723] ? setup_bdev_super+0x4c1/0x5b0 [ 597.165939][ T9723] get_tree_bdev_flags+0x431/0x4f0 [ 597.165964][ T9723] ? __pfx_gfs2_fill_super+0x10/0x10 [ 597.165983][ T9723] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 597.166006][ T9723] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 597.166041][ T9723] gfs2_get_tree+0x51/0x1e0 [ 597.166067][ T9723] vfs_get_tree+0x92/0x2a0 [ 597.166094][ T9723] do_new_mount+0x341/0xd30 [ 597.166114][ T9723] ? apparmor_capable+0x126/0x170 [ 597.166139][ T9723] ? __pfx_do_new_mount+0x10/0x10 [ 597.166160][ T9723] ? ns_capable+0x89/0xe0 [ 597.166187][ T9723] ? user_path_at+0xd4/0x160 [ 597.166212][ T9723] ? user_path_at+0xd4/0x160 [ 597.166232][ T9723] __se_sys_mount+0x31d/0x420 [ 597.166257][ T9723] ? __pfx___se_sys_mount+0x10/0x10 [ 597.166282][ T9723] ? __x64_sys_mount+0x20/0xc0 [ 597.166301][ T9723] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 597.166321][ T9723] do_syscall_64+0x15f/0xf80 [ 597.166340][ T9723] ? trace_irq_disable+0x3b/0x140 [ 597.166362][ T9723] ? clear_bhb_loop+0x40/0x90 [ 597.166381][ T9723] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 597.166398][ T9723] RIP: 0033:0x7f770446993a [ 597.166416][ T9723] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 597.166430][ T9723] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 597.166449][ T9723] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 597.166463][ T9723] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 597.166476][ T9723] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 597.166488][ T9723] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed executing program [ 597.166500][ T9723] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 597.166530][ T9723] [ 597.313575][ T9723] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 597.313603][ T9723] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 597.341568][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 409ms [ 597.352075][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 597.352116][ T9713] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 597.648395][ T6800] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 597.869685][ T9713] gfs2: fsid=syz:syz.0: found 1 quota changes [ 597.910066][ T9713] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 597.934424][ T9721] loop4: detected capacity change from 0 to 32768 [ 597.965091][ T9721] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 597.965114][ T9721] CPU: 1 UID: 0 PID: 9721 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 597.965136][ T9721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 597.965147][ T9721] Call Trace: [ 597.965154][ T9721] [ 597.965163][ T9721] dump_stack_lvl+0xe8/0x150 [ 597.965188][ T9721] sysfs_create_dir_ns+0x271/0x2a0 [ 597.965210][ T9721] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 597.965238][ T9721] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 597.965264][ T9721] ? rt_spin_unlock+0x160/0x200 [ 597.965291][ T9721] kobject_add_internal+0x631/0xd10 [ 597.965325][ T9721] kobject_init_and_add+0x12b/0x1a0 [ 597.965354][ T9721] ? __pfx_kobject_init_and_add+0x10/0x10 [ 597.965381][ T9721] ? __raw_spin_lock_init+0x45/0x100 [ 597.965409][ T9721] ? __init_swait_queue_head+0xa9/0x150 [ 597.965438][ T9721] gfs2_sys_fs_add+0x257/0x480 [ 597.965461][ T9721] ? is_dynamic_key+0x1ac/0x1c0 [ 597.965480][ T9721] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 597.965510][ T9721] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 597.965544][ T9721] gfs2_fill_super+0x141c/0x2220 [ 597.965579][ T9721] ? __pfx_gfs2_fill_super+0x10/0x10 [ 597.965596][ T9721] ? rt_spin_unlock+0x14f/0x200 [ 597.965625][ T9721] ? sb_set_blocksize+0x11b/0x210 [ 597.965647][ T9721] ? setup_bdev_super+0x4c1/0x5b0 [ 597.965672][ T9721] get_tree_bdev_flags+0x431/0x4f0 [ 597.965696][ T9721] ? __pfx_gfs2_fill_super+0x10/0x10 [ 597.965714][ T9721] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 597.965735][ T9721] ? __pfx_vfs_parse_comma_sep+0x10/0x10 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 597.965777][ T9721] gfs2_get_tree+0x51/0x1e0 [ 597.965798][ T9721] vfs_get_tree+0x92/0x2a0 [ 597.965823][ T9721] do_new_mount+0x341/0xd30 [ 597.965842][ T9721] ? apparmor_capable+0x126/0x170 [ 597.965866][ T9721] ? __pfx_do_new_mount+0x10/0x10 [ 597.965887][ T9721] ? ns_capable+0x89/0xe0 [ 597.965915][ T9721] ? user_path_at+0xd4/0x160 [ 597.965940][ T9721] ? user_path_at+0xd4/0x160 [ 597.965964][ T9721] __se_sys_mount+0x31d/0x420 [ 597.965991][ T9721] ? __pfx___se_sys_mount+0x10/0x10 [ 597.966018][ T9721] ? __x64_sys_mount+0x20/0xc0 [ 597.966038][ T9721] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 597.966058][ T9721] do_syscall_64+0x15f/0xf80 [ 597.966079][ T9721] ? trace_irq_disable+0x3b/0x140 [ 597.966101][ T9721] ? clear_bhb_loop+0x40/0x90 [ 597.966123][ T9721] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 597.966141][ T9721] RIP: 0033:0x7f770446993a executing program [ 597.966159][ T9721] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 597.966174][ T9721] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 597.966192][ T9721] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 597.966206][ T9721] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 597.966220][ T9721] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 597.966232][ T9721] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 597.966244][ T9721] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 597.966275][ T9721] [ 597.966302][ T9721] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 597.966317][ T9721] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 598.150812][ T8874] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 598.150851][ T8874] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 598.150878][ T8874] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8874 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 598.150918][ T8874] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 598.150945][ T8874] CPU: 0 UID: 0 PID: 8874 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 598.150965][ T8874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 598.150976][ T8874] Call Trace: [ 598.150983][ T8874] [ 598.150991][ T8874] dump_stack_lvl+0xe8/0x150 [ 598.151017][ T8874] gfs2_withdraw+0xc3/0x1b0 [ 598.151038][ T8874] inode_go_instantiate+0xe69/0x12a0 [ 598.151064][ T8874] ? __pfx_bit_wait+0x10/0x10 [ 598.151085][ T8874] ? __pfx_inode_go_instantiate+0x10/0x10 [ 598.151102][ T8874] ? rt_spin_unlock+0x160/0x200 [ 598.151129][ T8874] ? __pfx_wake_bit_function+0x10/0x10 [ 598.151166][ T8874] gfs2_instantiate+0x168/0x220 [ 598.151189][ T8874] gfs2_glock_wait+0x1d7/0x2a0 [ 598.151212][ T8874] do_sync+0x49a/0xcb0 [ 598.151235][ T8874] ? gfs2_quota_sync+0x370/0x470 [ 598.151266][ T8874] ? __pfx_do_sync+0x10/0x10 [ 598.151287][ T8874] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 598.151321][ T8874] ? gfs2_quota_sync+0x370/0x470 [ 598.151342][ T8874] ? rt_spin_unlock+0x14f/0x200 [ 598.151371][ T8874] ? rt_spin_unlock+0x160/0x200 [ 598.151397][ T8874] gfs2_quota_sync+0x370/0x470 [ 598.151431][ T8874] gfs2_sync_fs+0x4c/0xb0 [ 598.151457][ T8874] sync_filesystem+0xed/0x250 [ 598.151484][ T8874] generic_shutdown_super+0x77/0x2d0 [ 598.151510][ T8874] kill_block_super+0x44/0x90 [ 598.151535][ T8874] deactivate_locked_super+0xbc/0x130 [ 598.151559][ T8874] cleanup_mnt+0x437/0x4d0 [ 598.151583][ T8874] ? _raw_spin_unlock_irq+0x23/0x50 [ 598.151606][ T8874] task_work_run+0x1d9/0x270 [ 598.151630][ T8874] ? __pfx_task_work_run+0x10/0x10 [ 598.151660][ T8874] exit_to_user_mode_loop+0xf3/0x4d0 [ 598.151677][ T8874] ? rcu_is_watching+0x15/0xb0 [ 598.151699][ T8874] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 598.151719][ T8874] do_syscall_64+0x33e/0xf80 [ 598.151739][ T8874] ? trace_irq_disable+0x3b/0x140 [ 598.151770][ T8874] ? clear_bhb_loop+0x40/0x90 [ 598.151792][ T8874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 598.151809][ T8874] RIP: 0033:0x7f7704469907 [ 598.151826][ T8874] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 598.151842][ T8874] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 598.151860][ T8874] RAX: 0000000000000000 RBX: 0000000000091019 RCX: 00007f7704469907 [ 598.151873][ T8874] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 598.151884][ T8874] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 598.151897][ T8874] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 598.151908][ T8874] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 598.151938][ T8874] [ 598.152016][ T8874] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 598.273326][ T1182] team0 (unregistering): Port device team_slave_1 removed [ 598.478603][ T6827] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 598.565069][ T1182] team0 (unregistering): Port device team_slave_0 removed [ 598.766586][ T8874] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 598.913944][ T9729] loop1: detected capacity change from 0 to 32768 [ 598.958790][ T9729] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 598.958810][ T9729] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 599.022407][ T9729] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 599.033199][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 599.033219][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 599.170622][ T9737] loop2: detected capacity change from 0 to 32768 [ 599.208478][ T9737] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 599.208501][ T9737] CPU: 0 UID: 0 PID: 9737 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 599.208523][ T9737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 599.208534][ T9737] Call Trace: [ 599.208541][ T9737] [ 599.208549][ T9737] dump_stack_lvl+0xe8/0x150 [ 599.208579][ T9737] sysfs_create_dir_ns+0x271/0x2a0 [ 599.208599][ T9737] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 599.208624][ T9737] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 599.208655][ T9737] ? rt_spin_unlock+0x160/0x200 [ 599.208681][ T9737] kobject_add_internal+0x631/0xd10 [ 599.208712][ T9737] kobject_init_and_add+0x12b/0x1a0 [ 599.208743][ T9737] ? __pfx_kobject_init_and_add+0x10/0x10 [ 599.208767][ T9737] ? __raw_spin_lock_init+0x45/0x100 [ 599.208792][ T9737] ? __init_swait_queue_head+0xa9/0x150 [ 599.208818][ T9737] gfs2_sys_fs_add+0x257/0x480 [ 599.208840][ T9737] ? is_dynamic_key+0x1ac/0x1c0 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 599.208858][ T9737] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 599.208890][ T9737] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 599.208922][ T9737] gfs2_fill_super+0x141c/0x2220 [ 599.208951][ T9737] ? __pfx_gfs2_fill_super+0x10/0x10 [ 599.208966][ T9737] ? rt_spin_unlock+0x14f/0x200 [ 599.208993][ T9737] ? sb_set_blocksize+0x11b/0x210 [ 599.209012][ T9737] ? setup_bdev_super+0x4c1/0x5b0 [ 599.209040][ T9737] get_tree_bdev_flags+0x431/0x4f0 [ 599.209064][ T9737] ? __pfx_gfs2_fill_super+0x10/0x10 [ 599.209083][ T9737] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 599.209107][ T9737] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 599.209140][ T9737] gfs2_get_tree+0x51/0x1e0 [ 599.209161][ T9737] vfs_get_tree+0x92/0x2a0 [ 599.209185][ T9737] do_new_mount+0x341/0xd30 [ 599.209202][ T9737] ? apparmor_capable+0x126/0x170 [ 599.209227][ T9737] ? __pfx_do_new_mount+0x10/0x10 [ 599.209248][ T9737] ? ns_capable+0x89/0xe0 [ 599.209277][ T9737] ? user_path_at+0xd4/0x160 [ 599.209304][ T9737] ? user_path_at+0xd4/0x160 [ 599.209330][ T9737] __se_sys_mount+0x31d/0x420 [ 599.209357][ T9737] ? __pfx___se_sys_mount+0x10/0x10 [ 599.209384][ T9737] ? __x64_sys_mount+0x20/0xc0 [ 599.209405][ T9737] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 599.209433][ T9737] do_syscall_64+0x15f/0xf80 [ 599.209454][ T9737] ? trace_irq_disable+0x3b/0x140 [ 599.209479][ T9737] ? clear_bhb_loop+0x40/0x90 [ 599.209501][ T9737] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 599.209520][ T9737] RIP: 0033:0x7f770446993a [ 599.209538][ T9737] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 599.209554][ T9737] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 599.209578][ T9737] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 599.209592][ T9737] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 599.209605][ T9737] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 599.209618][ T9737] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 599.209630][ T9737] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 599.209666][ T9737] [ 599.209709][ T9737] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 599.209724][ T9737] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 599.240132][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 206ms [ 599.240377][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 599.245893][ T9729] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 599.453829][ T9727] loop0: detected capacity change from 0 to 32768 [ 599.482656][ T9727] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 599.482680][ T9727] CPU: 0 UID: 0 PID: 9727 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 599.482707][ T9727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 599.482718][ T9727] Call Trace: executing program [ 599.482725][ T9727] [ 599.482734][ T9727] dump_stack_lvl+0xe8/0x150 [ 599.482764][ T9727] sysfs_create_dir_ns+0x271/0x2a0 [ 599.482788][ T9727] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 599.482817][ T9727] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 599.482842][ T9727] ? rt_spin_unlock+0x160/0x200 [ 599.482870][ T9727] kobject_add_internal+0x631/0xd10 [ 599.482903][ T9727] kobject_init_and_add+0x12b/0x1a0 [ 599.482933][ T9727] ? __pfx_kobject_init_and_add+0x10/0x10 [ 599.482957][ T9727] ? __raw_spin_lock_init+0x45/0x100 [ 599.482984][ T9727] ? __init_swait_queue_head+0xa9/0x150 [ 599.483013][ T9727] gfs2_sys_fs_add+0x257/0x480 [ 599.483036][ T9727] ? is_dynamic_key+0x1ac/0x1c0 [ 599.483055][ T9727] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 599.483088][ T9727] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 599.483121][ T9727] gfs2_fill_super+0x141c/0x2220 [ 599.483153][ T9727] ? __pfx_gfs2_fill_super+0x10/0x10 [ 599.483169][ T9727] ? rt_spin_unlock+0x14f/0x200 [ 599.483196][ T9727] ? sb_set_blocksize+0x11b/0x210 [ 599.483217][ T9727] ? setup_bdev_super+0x4c1/0x5b0 [ 599.483244][ T9727] get_tree_bdev_flags+0x431/0x4f0 [ 599.483267][ T9727] ? __pfx_gfs2_fill_super+0x10/0x10 [ 599.483284][ T9727] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 599.483307][ T9727] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 599.483348][ T9727] gfs2_get_tree+0x51/0x1e0 [ 599.483369][ T9727] vfs_get_tree+0x92/0x2a0 [ 599.483395][ T9727] do_new_mount+0x341/0xd30 [ 599.483414][ T9727] ? apparmor_capable+0x126/0x170 [ 599.483437][ T9727] ? __pfx_do_new_mount+0x10/0x10 executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 599.483457][ T9727] ? ns_capable+0x89/0xe0 [ 599.483482][ T9727] ? user_path_at+0xd4/0x160 [ 599.483507][ T9727] ? user_path_at+0xd4/0x160 [ 599.483530][ T9727] __se_sys_mount+0x31d/0x420 [ 599.483557][ T9727] ? __pfx___se_sys_mount+0x10/0x10 [ 599.483582][ T9727] ? __x64_sys_mount+0x20/0xc0 [ 599.483600][ T9727] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 599.483621][ T9727] do_syscall_64+0x15f/0xf80 [ 599.483640][ T9727] ? trace_irq_disable+0x3b/0x140 [ 599.483673][ T9727] ? clear_bhb_loop+0x40/0x90 [ 599.483696][ T9727] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 599.483714][ T9727] RIP: 0033:0x7f770446993a [ 599.483731][ T9727] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 599.483746][ T9727] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 599.483765][ T9727] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 599.483779][ T9727] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 599.483792][ T9727] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 599.483803][ T9727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 599.483815][ T9727] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 599.483843][ T9727] [ 599.483868][ T9727] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 599.483881][ T9727] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 599.602318][ T9727] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 599.721182][ T9729] gfs2: fsid=syz:syz.0: found 1 quota changes [ 599.810747][ T6800] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 599.815177][ T9729] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 600.030768][ T8872] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 600.030805][ T8872] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 600.030833][ T8872] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8872 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 600.030872][ T8872] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 600.030899][ T8872] CPU: 0 UID: 0 PID: 8872 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 600.030920][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 600.030931][ T8872] Call Trace: [ 600.030939][ T8872] [ 600.030947][ T8872] dump_stack_lvl+0xe8/0x150 [ 600.030973][ T8872] gfs2_withdraw+0xc3/0x1b0 [ 600.030995][ T8872] inode_go_instantiate+0xe69/0x12a0 [ 600.031025][ T8872] ? __pfx_inode_go_instantiate+0x10/0x10 [ 600.031043][ T8872] ? rt_spin_unlock+0x160/0x200 [ 600.031081][ T8872] gfs2_instantiate+0x168/0x220 [ 600.031105][ T8872] gfs2_glock_wait+0x1d7/0x2a0 [ 600.031129][ T8872] do_sync+0x49a/0xcb0 [ 600.031153][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 600.031186][ T8872] ? __pfx_do_sync+0x10/0x10 [ 600.031207][ T8872] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 600.031242][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 600.031273][ T8872] ? rt_spin_unlock+0x14f/0x200 [ 600.031303][ T8872] ? rt_spin_unlock+0x160/0x200 [ 600.031330][ T8872] gfs2_quota_sync+0x370/0x470 [ 600.031366][ T8872] gfs2_sync_fs+0x4c/0xb0 [ 600.031390][ T8872] sync_filesystem+0xed/0x250 [ 600.031420][ T8872] generic_shutdown_super+0x77/0x2d0 [ 600.031448][ T8872] kill_block_super+0x44/0x90 [ 600.031474][ T8872] deactivate_locked_super+0xbc/0x130 [ 600.031498][ T8872] cleanup_mnt+0x437/0x4d0 [ 600.031523][ T8872] ? _raw_spin_unlock_irq+0x23/0x50 [ 600.031549][ T8872] task_work_run+0x1d9/0x270 [ 600.031573][ T8872] ? __pfx_task_work_run+0x10/0x10 [ 600.031605][ T8872] exit_to_user_mode_loop+0xf3/0x4d0 [ 600.031623][ T8872] ? rcu_is_watching+0x15/0xb0 [ 600.031646][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 600.031666][ T8872] do_syscall_64+0x33e/0xf80 [ 600.031687][ T8872] ? trace_irq_disable+0x3b/0x140 [ 600.031713][ T8872] ? clear_bhb_loop+0x40/0x90 [ 600.031735][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 600.031754][ T8872] RIP: 0033:0x7f7704469907 [ 600.031771][ T8872] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 600.031787][ T8872] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 600.031807][ T8872] RAX: 0000000000000000 RBX: 0000000000091968 RCX: 00007f7704469907 [ 600.031819][ T8872] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 600.031831][ T8872] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 600.031844][ T8872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 600.031856][ T8872] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 600.031888][ T8872] executing program [ 600.031895][ T8872] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 600.595800][ T8872] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) [ 600.698151][ T5271] 8021q: adding VLAN 0 to HW filter on device eth10 executing program [ 601.174637][ T9741] loop4: detected capacity change from 0 to 32768 [ 601.211087][ T9741] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 601.211105][ T9741] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 601.285175][ T9741] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 601.354994][ T43] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 601.355016][ T43] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 601.532736][ T43] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 177ms [ 601.532972][ T43] gfs2: fsid=syz:syz.0: jid=0: Done [ 601.534631][ T9741] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 601.732194][ T9751] loop3: detected capacity change from 0 to 32768 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 601.840874][ T9751] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 601.840898][ T9751] CPU: 0 UID: 0 PID: 9751 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 601.840919][ T9751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 601.840930][ T9751] Call Trace: [ 601.840938][ T9751] [ 601.840947][ T9751] dump_stack_lvl+0xe8/0x150 [ 601.840977][ T9751] sysfs_create_dir_ns+0x271/0x2a0 [ 601.841001][ T9751] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 601.841029][ T9751] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 601.841055][ T9751] ? rt_spin_unlock+0x160/0x200 [ 601.841082][ T9751] kobject_add_internal+0x631/0xd10 [ 601.841114][ T9751] kobject_init_and_add+0x12b/0x1a0 [ 601.841143][ T9751] ? __pfx_kobject_init_and_add+0x10/0x10 [ 601.841169][ T9751] ? __raw_spin_lock_init+0x45/0x100 [ 601.841197][ T9751] ? __init_swait_queue_head+0xa9/0x150 [ 601.841226][ T9751] gfs2_sys_fs_add+0x257/0x480 [ 601.841250][ T9751] ? is_dynamic_key+0x1ac/0x1c0 [ 601.841270][ T9751] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 601.841302][ T9751] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 601.841336][ T9751] gfs2_fill_super+0x141c/0x2220 [ 601.841372][ T9751] ? __pfx_gfs2_fill_super+0x10/0x10 [ 601.841396][ T9751] ? rt_spin_unlock+0x14f/0x200 [ 601.841425][ T9751] ? sb_set_blocksize+0x11b/0x210 [ 601.841446][ T9751] ? setup_bdev_super+0x4c1/0x5b0 [ 601.841476][ T9751] get_tree_bdev_flags+0x431/0x4f0 [ 601.841502][ T9751] ? __pfx_gfs2_fill_super+0x10/0x10 [ 601.841521][ T9751] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 601.841544][ T9751] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 601.841579][ T9751] gfs2_get_tree+0x51/0x1e0 [ 601.841601][ T9751] vfs_get_tree+0x92/0x2a0 [ 601.841628][ T9751] do_new_mount+0x341/0xd30 [ 601.841647][ T9751] ? apparmor_capable+0x126/0x170 [ 601.841674][ T9751] ? __pfx_do_new_mount+0x10/0x10 [ 601.841695][ T9751] ? ns_capable+0x89/0xe0 [ 601.841723][ T9751] ? user_path_at+0xd4/0x160 [ 601.841751][ T9751] ? user_path_at+0xd4/0x160 [ 601.841776][ T9751] __se_sys_mount+0x31d/0x420 [ 601.841804][ T9751] ? __pfx___se_sys_mount+0x10/0x10 [ 601.841831][ T9751] ? __x64_sys_mount+0x20/0xc0 [ 601.841851][ T9751] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 601.841871][ T9751] do_syscall_64+0x15f/0xf80 [ 601.841894][ T9751] ? clear_bhb_loop+0x40/0x90 [ 601.841917][ T9751] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 601.841935][ T9751] RIP: 0033:0x7f770446993a [ 601.841953][ T9751] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 601.841968][ T9751] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 601.841988][ T9751] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 601.842002][ T9751] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 601.842015][ T9751] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 601.842027][ T9751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 601.842040][ T9751] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 601.842069][ T9751] [ 601.853290][ T9751] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 601.853310][ T9751] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 601.973289][ T9755] loop0: detected capacity change from 0 to 32768 [ 602.162550][ T9755] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 602.162572][ T9755] CPU: 0 UID: 0 PID: 9755 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 602.162594][ T9755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 602.162604][ T9755] Call Trace: [ 602.162612][ T9755] [ 602.162619][ T9755] dump_stack_lvl+0xe8/0x150 [ 602.162648][ T9755] sysfs_create_dir_ns+0x271/0x2a0 [ 602.162672][ T9755] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 602.162699][ T9755] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 602.162724][ T9755] ? rt_spin_unlock+0x160/0x200 [ 602.162750][ T9755] kobject_add_internal+0x631/0xd10 executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 602.162783][ T9755] kobject_init_and_add+0x12b/0x1a0 [ 602.162812][ T9755] ? __pfx_kobject_init_and_add+0x10/0x10 [ 602.162837][ T9755] ? __raw_spin_lock_init+0x45/0x100 [ 602.162865][ T9755] ? __init_swait_queue_head+0xa9/0x150 [ 602.162894][ T9755] gfs2_sys_fs_add+0x257/0x480 [ 602.162917][ T9755] ? is_dynamic_key+0x1ac/0x1c0 [ 602.162936][ T9755] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 602.162967][ T9755] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 602.163000][ T9755] gfs2_fill_super+0x141c/0x2220 [ 602.163034][ T9755] ? __pfx_gfs2_fill_super+0x10/0x10 [ 602.163051][ T9755] ? rt_spin_unlock+0x14f/0x200 [ 602.163078][ T9755] ? sb_set_blocksize+0x11b/0x210 [ 602.163099][ T9755] ? setup_bdev_super+0x4c1/0x5b0 [ 602.163128][ T9755] get_tree_bdev_flags+0x431/0x4f0 [ 602.163153][ T9755] ? __pfx_gfs2_fill_super+0x10/0x10 [ 602.163171][ T9755] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 602.163194][ T9755] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 602.163228][ T9755] gfs2_get_tree+0x51/0x1e0 [ 602.163250][ T9755] vfs_get_tree+0x92/0x2a0 [ 602.163281][ T9755] do_new_mount+0x341/0xd30 [ 602.163301][ T9755] ? apparmor_capable+0x126/0x170 [ 602.163333][ T9755] ? __pfx_do_new_mount+0x10/0x10 [ 602.163353][ T9755] ? ns_capable+0x89/0xe0 [ 602.163381][ T9755] ? user_path_at+0xd4/0x160 [ 602.163407][ T9755] ? user_path_at+0xd4/0x160 [ 602.163431][ T9755] __se_sys_mount+0x31d/0x420 [ 602.163458][ T9755] ? __pfx___se_sys_mount+0x10/0x10 [ 602.163484][ T9755] ? __x64_sys_mount+0x20/0xc0 [ 602.163504][ T9755] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 602.163524][ T9755] do_syscall_64+0x15f/0xf80 [ 602.163543][ T9755] ? trace_irq_disable+0x3b/0x140 [ 602.163569][ T9755] ? clear_bhb_loop+0x40/0x90 [ 602.163590][ T9755] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 602.163608][ T9755] RIP: 0033:0x7f770446993a [ 602.163625][ T9755] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 602.163640][ T9755] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 602.163659][ T9755] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 602.163673][ T9755] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 602.163686][ T9755] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 602.163698][ T9755] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 602.163710][ T9755] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 602.163738][ T9755] [ 602.180609][ T9741] gfs2: fsid=syz:syz.0: found 1 quota changes executing program [ 602.188656][ T9755] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 602.188676][ T9755] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 602.220648][ T9741] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 602.516608][ T8875] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 602.516643][ T8875] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 602.516671][ T8875] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8875 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 602.516712][ T8875] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 602.516738][ T8875] CPU: 0 UID: 0 PID: 8875 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 602.516758][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 602.516769][ T8875] Call Trace: [ 602.516776][ T8875] [ 602.516785][ T8875] dump_stack_lvl+0xe8/0x150 [ 602.516811][ T8875] gfs2_withdraw+0xc3/0x1b0 [ 602.516832][ T8875] inode_go_instantiate+0xe69/0x12a0 [ 602.516861][ T8875] ? __pfx_inode_go_instantiate+0x10/0x10 [ 602.516882][ T8875] ? rt_spin_unlock+0x160/0x200 [ 602.516919][ T8875] gfs2_instantiate+0x168/0x220 [ 602.516943][ T8875] gfs2_glock_wait+0x1d7/0x2a0 [ 602.516966][ T8875] do_sync+0x49a/0xcb0 [ 602.516989][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 602.517021][ T8875] ? __pfx_do_sync+0x10/0x10 [ 602.517042][ T8875] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 602.517074][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 602.517096][ T8875] ? rt_spin_unlock+0x14f/0x200 [ 602.517124][ T8875] ? rt_spin_unlock+0x160/0x200 [ 602.517151][ T8875] gfs2_quota_sync+0x370/0x470 [ 602.517184][ T8875] gfs2_sync_fs+0x4c/0xb0 [ 602.517206][ T8875] sync_filesystem+0xed/0x250 [ 602.517235][ T8875] generic_shutdown_super+0x77/0x2d0 [ 602.517263][ T8875] kill_block_super+0x44/0x90 [ 602.517288][ T8875] deactivate_locked_super+0xbc/0x130 [ 602.517312][ T8875] cleanup_mnt+0x437/0x4d0 [ 602.517344][ T8875] ? _raw_spin_unlock_irq+0x23/0x50 [ 602.517368][ T8875] task_work_run+0x1d9/0x270 [ 602.517392][ T8875] ? __pfx_task_work_run+0x10/0x10 [ 602.517423][ T8875] exit_to_user_mode_loop+0xf3/0x4d0 [ 602.517441][ T8875] ? rcu_is_watching+0x15/0xb0 [ 602.517464][ T8875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 602.517484][ T8875] do_syscall_64+0x33e/0xf80 [ 602.517504][ T8875] ? trace_irq_disable+0x3b/0x140 [ 602.517530][ T8875] ? clear_bhb_loop+0x40/0x90 [ 602.517551][ T8875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 602.517569][ T8875] RIP: 0033:0x7f7704469907 [ 602.517587][ T8875] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 602.517601][ T8875] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 602.517621][ T8875] RAX: 0000000000000000 RBX: 0000000000091fcd RCX: 00007f7704469907 [ 602.517633][ T8875] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 602.517644][ T8875] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 602.517657][ T8875] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 602.517668][ T8875] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 602.517698][ T8875] [ 602.517716][ T8875] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 602.533121][ T6800] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 602.758579][ T6827] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 602.816995][ T9753] loop2: detected capacity change from 0 to 32768 [ 603.063212][ T9753] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 603.063230][ T9753] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 603.189985][ T8875] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 603.260653][ T9753] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 603.263028][ T43] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 603.263046][ T43] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 603.470235][ T43] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 207ms [ 603.472001][ T43] gfs2: fsid=syz:syz.0: jid=0: Done [ 603.472776][ T9753] gfs2: fsid=syz:syz.0: first mount done, others may mount executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 603.886277][ T9753] gfs2: fsid=syz:syz.0: found 1 quota changes [ 603.894872][ T9753] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 603.970166][ T5271] 8021q: adding VLAN 0 to HW filter on device eth11 [ 604.004686][ T8873] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 604.004721][ T8873] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 604.004748][ T8873] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8873 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 604.004784][ T8873] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 604.004810][ T8873] CPU: 0 UID: 0 PID: 8873 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 604.004830][ T8873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 604.004840][ T8873] Call Trace: [ 604.004847][ T8873] [ 604.004856][ T8873] dump_stack_lvl+0xe8/0x150 [ 604.004882][ T8873] gfs2_withdraw+0xc3/0x1b0 [ 604.004905][ T8873] inode_go_instantiate+0xe69/0x12a0 [ 604.004934][ T8873] ? __pfx_inode_go_instantiate+0x10/0x10 [ 604.004950][ T8873] ? rt_spin_unlock+0x160/0x200 [ 604.004992][ T8873] gfs2_instantiate+0x168/0x220 [ 604.005015][ T8873] gfs2_glock_wait+0x1d7/0x2a0 [ 604.005038][ T8873] do_sync+0x49a/0xcb0 [ 604.005061][ T8873] ? gfs2_quota_sync+0x370/0x470 [ 604.005100][ T8873] ? __pfx_do_sync+0x10/0x10 [ 604.005120][ T8873] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 604.005152][ T8873] ? gfs2_quota_sync+0x370/0x470 [ 604.005173][ T8873] ? rt_spin_unlock+0x14f/0x200 [ 604.005202][ T8873] ? rt_spin_unlock+0x160/0x200 [ 604.005230][ T8873] gfs2_quota_sync+0x370/0x470 [ 604.005264][ T8873] gfs2_sync_fs+0x4c/0xb0 [ 604.005288][ T8873] sync_filesystem+0xed/0x250 [ 604.005316][ T8873] generic_shutdown_super+0x77/0x2d0 [ 604.005344][ T8873] kill_block_super+0x44/0x90 [ 604.005370][ T8873] deactivate_locked_super+0xbc/0x130 [ 604.005395][ T8873] cleanup_mnt+0x437/0x4d0 [ 604.005417][ T8873] ? _raw_spin_unlock_irq+0x23/0x50 [ 604.005441][ T8873] task_work_run+0x1d9/0x270 [ 604.005465][ T8873] ? __pfx_task_work_run+0x10/0x10 [ 604.005502][ T8873] exit_to_user_mode_loop+0xf3/0x4d0 [ 604.005520][ T8873] ? rcu_is_watching+0x15/0xb0 [ 604.005544][ T8873] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 604.005564][ T8873] do_syscall_64+0x33e/0xf80 [ 604.005584][ T8873] ? trace_irq_disable+0x3b/0x140 [ 604.005609][ T8873] ? clear_bhb_loop+0x40/0x90 [ 604.005632][ T8873] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 604.005650][ T8873] RIP: 0033:0x7f7704469907 [ 604.005667][ T8873] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 604.005683][ T8873] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 604.005708][ T8873] RAX: 0000000000000000 RBX: 00000000000925d8 RCX: 00007f7704469907 [ 604.005721][ T8873] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 604.005733][ T8873] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 604.005746][ T8873] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 604.005758][ T8873] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 604.005790][ T8873] [ 604.021115][ T8873] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 604.398107][ T9759] loop1: detected capacity change from 0 to 32768 [ 604.428979][ T9759] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 604.428991][ T9759] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 604.469476][ T8873] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 604.534405][ T9759] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 604.653490][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 604.653503][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 604.731879][ T9776] loop0: detected capacity change from 0 to 32768 [ 604.745505][ T9776] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 604.745522][ T9776] CPU: 0 UID: 0 PID: 9776 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 604.745535][ T9776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 604.745542][ T9776] Call Trace: [ 604.745546][ T9776] [ 604.745551][ T9776] dump_stack_lvl+0xe8/0x150 [ 604.745570][ T9776] sysfs_create_dir_ns+0x271/0x2a0 [ 604.745584][ T9776] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 604.745601][ T9776] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 604.745616][ T9776] ? rt_spin_unlock+0x160/0x200 [ 604.745632][ T9776] kobject_add_internal+0x631/0xd10 [ 604.745651][ T9776] kobject_init_and_add+0x12b/0x1a0 [ 604.745668][ T9776] ? __pfx_kobject_init_and_add+0x10/0x10 [ 604.745683][ T9776] ? __raw_spin_lock_init+0x45/0x100 [ 604.745699][ T9776] ? __init_swait_queue_head+0xa9/0x150 [ 604.745717][ T9776] gfs2_sys_fs_add+0x257/0x480 [ 604.745730][ T9776] ? is_dynamic_key+0x1ac/0x1c0 [ 604.745742][ T9776] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 604.745759][ T9776] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 604.745778][ T9776] gfs2_fill_super+0x141c/0x2220 [ 604.745797][ T9776] ? __pfx_gfs2_fill_super+0x10/0x10 [ 604.745806][ T9776] ? rt_spin_unlock+0x14f/0x200 [ 604.745830][ T9776] ? sb_set_blocksize+0x11b/0x210 [ 604.745842][ T9776] ? setup_bdev_super+0x4c1/0x5b0 [ 604.745859][ T9776] get_tree_bdev_flags+0x431/0x4f0 [ 604.745875][ T9776] ? __pfx_gfs2_fill_super+0x10/0x10 [ 604.745885][ T9776] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 604.745899][ T9776] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 604.745919][ T9776] gfs2_get_tree+0x51/0x1e0 [ 604.745931][ T9776] vfs_get_tree+0x92/0x2a0 [ 604.745947][ T9776] do_new_mount+0x341/0xd30 [ 604.745959][ T9776] ? apparmor_capable+0x126/0x170 [ 604.745974][ T9776] ? __pfx_do_new_mount+0x10/0x10 [ 604.745986][ T9776] ? ns_capable+0x89/0xe0 [ 604.746003][ T9776] ? user_path_at+0xd4/0x160 [ 604.746018][ T9776] ? user_path_at+0xd4/0x160 [ 604.746033][ T9776] __se_sys_mount+0x31d/0x420 [ 604.746048][ T9776] ? __pfx___se_sys_mount+0x10/0x10 [ 604.746065][ T9776] ? __x64_sys_mount+0x20/0xc0 [ 604.746077][ T9776] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 604.746088][ T9776] do_syscall_64+0x15f/0xf80 [ 604.746100][ T9776] ? trace_irq_disable+0x3b/0x140 [ 604.746115][ T9776] ? clear_bhb_loop+0x40/0x90 [ 604.746127][ T9776] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 604.746137][ T9776] RIP: 0033:0x7f770446993a [ 604.746148][ T9776] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 604.746156][ T9776] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 604.746168][ T9776] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 604.746176][ T9776] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 604.746183][ T9776] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 604.746190][ T9776] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 604.746196][ T9776] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 604.746212][ T9776] [ 604.746227][ T9776] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. executing program [ 604.746235][ T9776] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 604.936082][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 282ms [ 604.936315][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 604.945883][ T9774] loop3: detected capacity change from 0 to 32768 [ 604.956235][ T9759] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 604.975350][ T9774] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 604.975374][ T9774] CPU: 0 UID: 0 PID: 9774 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 604.975395][ T9774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 604.975410][ T9774] Call Trace: [ 604.975417][ T9774] [ 604.975424][ T9774] dump_stack_lvl+0xe8/0x150 [ 604.975453][ T9774] sysfs_create_dir_ns+0x271/0x2a0 [ 604.975476][ T9774] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 604.975503][ T9774] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 604.975528][ T9774] ? rt_spin_unlock+0x160/0x200 [ 604.975554][ T9774] kobject_add_internal+0x631/0xd10 [ 604.975586][ T9774] kobject_init_and_add+0x12b/0x1a0 [ 604.975615][ T9774] ? __pfx_kobject_init_and_add+0x10/0x10 [ 604.975641][ T9774] ? __raw_spin_lock_init+0x45/0x100 [ 604.975668][ T9774] ? __init_swait_queue_head+0xa9/0x150 [ 604.975698][ T9774] gfs2_sys_fs_add+0x257/0x480 [ 604.975721][ T9774] ? is_dynamic_key+0x1ac/0x1c0 [ 604.975740][ T9774] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 604.975770][ T9774] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 604.975812][ T9774] gfs2_fill_super+0x141c/0x2220 [ 604.975846][ T9774] ? __pfx_gfs2_fill_super+0x10/0x10 [ 604.975863][ T9774] ? rt_spin_unlock+0x14f/0x200 [ 604.975891][ T9774] ? sb_set_blocksize+0x11b/0x210 [ 604.975912][ T9774] ? setup_bdev_super+0x4c1/0x5b0 [ 604.975941][ T9774] get_tree_bdev_flags+0x431/0x4f0 [ 604.975966][ T9774] ? __pfx_gfs2_fill_super+0x10/0x10 [ 604.975984][ T9774] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 604.976006][ T9774] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 604.976041][ T9774] gfs2_get_tree+0x51/0x1e0 [ 604.976063][ T9774] vfs_get_tree+0x92/0x2a0 [ 604.976089][ T9774] do_new_mount+0x341/0xd30 executing program [ 604.976108][ T9774] ? apparmor_capable+0x126/0x170 [ 604.976134][ T9774] ? __pfx_do_new_mount+0x10/0x10 [ 604.976154][ T9774] ? ns_capable+0x89/0xe0 [ 604.976185][ T9774] ? user_path_at+0xd4/0x160 [ 604.976215][ T9774] ? user_path_at+0xd4/0x160 [ 604.976239][ T9774] __se_sys_mount+0x31d/0x420 [ 604.976265][ T9774] ? __pfx___se_sys_mount+0x10/0x10 [ 604.976292][ T9774] ? __x64_sys_mount+0x20/0xc0 [ 604.976312][ T9774] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 604.976335][ T9774] do_syscall_64+0x15f/0xf80 [ 604.976352][ T9774] ? trace_irq_disable+0x3b/0x140 [ 604.976377][ T9774] ? clear_bhb_loop+0x40/0x90 [ 604.976398][ T9774] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 604.976416][ T9774] RIP: 0033:0x7f770446993a [ 604.976433][ T9774] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 604.976448][ T9774] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 604.976469][ T9774] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 604.976482][ T9774] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 604.976495][ T9774] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 604.976507][ T9774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 604.976518][ T9774] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 604.976547][ T9774] the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 605.008389][ T9774] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 605.008411][ T9774] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 605.580252][ T6800] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 605.685952][ T9759] gfs2: fsid=syz:syz.0: found 1 quota changes [ 605.825391][ T8872] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 605.825426][ T8872] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 605.825454][ T8872] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8872 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 605.825494][ T8872] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 605.825520][ T8872] CPU: 1 UID: 0 PID: 8872 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 605.825542][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 605.825552][ T8872] Call Trace: [ 605.825560][ T8872] [ 605.825569][ T8872] dump_stack_lvl+0xe8/0x150 [ 605.825595][ T8872] gfs2_withdraw+0xc3/0x1b0 [ 605.825617][ T8872] inode_go_instantiate+0xe69/0x12a0 [ 605.825642][ T8872] ? __pfx_bit_wait+0x10/0x10 [ 605.825663][ T8872] ? __pfx_inode_go_instantiate+0x10/0x10 [ 605.825678][ T8872] ? rt_spin_unlock+0x160/0x200 [ 605.825703][ T8872] ? __pfx_wake_bit_function+0x10/0x10 [ 605.825744][ T8872] gfs2_instantiate+0x168/0x220 [ 605.825767][ T8872] gfs2_glock_wait+0x1d7/0x2a0 [ 605.825790][ T8872] do_sync+0x49a/0xcb0 [ 605.825813][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 605.825846][ T8872] ? __pfx_do_sync+0x10/0x10 [ 605.825868][ T8872] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 605.825903][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 605.825925][ T8872] ? rt_spin_unlock+0x14f/0x200 [ 605.825954][ T8872] ? rt_spin_unlock+0x160/0x200 [ 605.825981][ T8872] gfs2_quota_sync+0x370/0x470 [ 605.826015][ T8872] gfs2_sync_fs+0x4c/0xb0 [ 605.826040][ T8872] sync_filesystem+0xed/0x250 [ 605.826068][ T8872] generic_shutdown_super+0x77/0x2d0 [ 605.826094][ T8872] kill_block_super+0x44/0x90 [ 605.826121][ T8872] deactivate_locked_super+0xbc/0x130 [ 605.826146][ T8872] cleanup_mnt+0x437/0x4d0 [ 605.826171][ T8872] ? _raw_spin_unlock_irq+0x23/0x50 [ 605.826195][ T8872] task_work_run+0x1d9/0x270 [ 605.826219][ T8872] ? __pfx_task_work_run+0x10/0x10 [ 605.826250][ T8872] exit_to_user_mode_loop+0xf3/0x4d0 [ 605.826268][ T8872] ? rcu_is_watching+0x15/0xb0 [ 605.826291][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 605.826311][ T8872] do_syscall_64+0x33e/0xf80 [ 605.826335][ T8872] ? trace_irq_disable+0x3b/0x140 [ 605.826357][ T8872] ? clear_bhb_loop+0x40/0x90 [ 605.826377][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 605.826394][ T8872] RIP: 0033:0x7f7704469907 [ 605.826411][ T8872] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 605.826427][ T8872] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 605.826446][ T8872] RAX: 0000000000000000 RBX: 0000000000092b20 RCX: 00007f7704469907 [ 605.826460][ T8872] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 605.826471][ T8872] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 605.826484][ T8872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 605.826496][ T8872] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 605.826528][ T8872] [ 605.842436][ T8872] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 606.066692][ T6821] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 606.437333][ T8872] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) [ 606.547542][ T9788] loop4: detected capacity change from 0 to 32768 [ 606.594483][ T9788] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 606.594502][ T9788] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 606.731779][ T9788] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 606.735612][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 606.735643][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... executing program [ 607.014951][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 279ms [ 607.015209][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 607.024402][ T9788] gfs2: fsid=syz:syz.0: first mount done, others may mount the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 607.331124][ T9788] gfs2: fsid=syz:syz.0: found 1 quota changes [ 607.348037][ T9788] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 607.473575][ T8875] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 607.473611][ T8875] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 607.473639][ T8875] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8875 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 607.473678][ T8875] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 607.473705][ T8875] CPU: 0 UID: 0 PID: 8875 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 607.473726][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 607.473737][ T8875] Call Trace: [ 607.473752][ T8875] [ 607.473761][ T8875] dump_stack_lvl+0xe8/0x150 [ 607.473786][ T8875] gfs2_withdraw+0xc3/0x1b0 [ 607.473809][ T8875] inode_go_instantiate+0xe69/0x12a0 [ 607.473842][ T8875] ? __pfx_inode_go_instantiate+0x10/0x10 [ 607.473859][ T8875] ? rt_spin_unlock+0x160/0x200 [ 607.473896][ T8875] gfs2_instantiate+0x168/0x220 [ 607.473920][ T8875] gfs2_glock_wait+0x1d7/0x2a0 [ 607.473944][ T8875] do_sync+0x49a/0xcb0 [ 607.473968][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 607.474001][ T8875] ? __pfx_do_sync+0x10/0x10 [ 607.474027][ T8875] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 607.474061][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 607.474083][ T8875] ? rt_spin_unlock+0x14f/0x200 [ 607.474111][ T8875] ? rt_spin_unlock+0x160/0x200 [ 607.474138][ T8875] gfs2_quota_sync+0x370/0x470 [ 607.474172][ T8875] gfs2_sync_fs+0x4c/0xb0 [ 607.474196][ T8875] sync_filesystem+0xed/0x250 [ 607.474224][ T8875] generic_shutdown_super+0x77/0x2d0 [ 607.474262][ T8875] kill_block_super+0x44/0x90 [ 607.474288][ T8875] deactivate_locked_super+0xbc/0x130 [ 607.474313][ T8875] cleanup_mnt+0x437/0x4d0 [ 607.474337][ T8875] ? _raw_spin_unlock_irq+0x23/0x50 [ 607.474361][ T8875] task_work_run+0x1d9/0x270 [ 607.474386][ T8875] ? __pfx_task_work_run+0x10/0x10 [ 607.474434][ T8875] exit_to_user_mode_loop+0xf3/0x4d0 [ 607.474456][ T8875] ? rcu_is_watching+0x15/0xb0 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 607.474489][ T8875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 607.474509][ T8875] do_syscall_64+0x33e/0xf80 [ 607.474535][ T8875] ? trace_irq_disable+0x3b/0x140 [ 607.474560][ T8875] ? clear_bhb_loop+0x40/0x90 [ 607.474581][ T8875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 607.474600][ T8875] RIP: 0033:0x7f7704469907 [ 607.474616][ T8875] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 607.474628][ T8875] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 607.474647][ T8875] RAX: 0000000000000000 RBX: 0000000000093556 RCX: 00007f7704469907 [ 607.474659][ T8875] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 607.474671][ T8875] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 607.474682][ T8875] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 607.474691][ T8875] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 607.474720][ T8875] [ 607.474740][ T8875] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 607.483636][ T9806] loop0: detected capacity change from 0 to 32768 [ 607.523212][ T9810] loop2: detected capacity change from 0 to 32768 [ 607.535058][ T9806] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 607.535081][ T9806] CPU: 0 UID: 0 PID: 9806 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 607.535102][ T9806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 607.535113][ T9806] Call Trace: [ 607.535121][ T9806] [ 607.535129][ T9806] dump_stack_lvl+0xe8/0x150 [ 607.535157][ T9806] sysfs_create_dir_ns+0x271/0x2a0 [ 607.535181][ T9806] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 607.535208][ T9806] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 607.535237][ T9806] ? rt_spin_unlock+0x160/0x200 [ 607.535265][ T9806] kobject_add_internal+0x631/0xd10 [ 607.535297][ T9806] kobject_init_and_add+0x12b/0x1a0 [ 607.535325][ T9806] ? __pfx_kobject_init_and_add+0x10/0x10 [ 607.535351][ T9806] ? __raw_spin_lock_init+0x45/0x100 [ 607.535378][ T9806] ? __init_swait_queue_head+0xa9/0x150 [ 607.535407][ T9806] gfs2_sys_fs_add+0x257/0x480 [ 607.535429][ T9806] ? is_dynamic_key+0x1ac/0x1c0 [ 607.535449][ T9806] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 607.535480][ T9806] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 607.535512][ T9806] gfs2_fill_super+0x141c/0x2220 [ 607.535546][ T9806] ? __pfx_gfs2_fill_super+0x10/0x10 executing program [ 607.535563][ T9806] ? rt_spin_unlock+0x14f/0x200 [ 607.535592][ T9806] ? sb_set_blocksize+0x11b/0x210 [ 607.535612][ T9806] ? setup_bdev_super+0x4c1/0x5b0 [ 607.535640][ T9806] get_tree_bdev_flags+0x431/0x4f0 [ 607.535665][ T9806] ? __pfx_gfs2_fill_super+0x10/0x10 [ 607.535684][ T9806] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 607.535706][ T9806] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 607.535758][ T9806] gfs2_get_tree+0x51/0x1e0 [ 607.535783][ T9806] vfs_get_tree+0x92/0x2a0 [ 607.535810][ T9806] do_new_mount+0x341/0xd30 [ 607.535828][ T9806] ? apparmor_capable+0x126/0x170 [ 607.535854][ T9806] ? __pfx_do_new_mount+0x10/0x10 [ 607.535874][ T9806] ? ns_capable+0x89/0xe0 [ 607.535902][ T9806] ? user_path_at+0xd4/0x160 [ 607.535928][ T9806] ? user_path_at+0xd4/0x160 [ 607.535952][ T9806] __se_sys_mount+0x31d/0x420 [ 607.535978][ T9806] ? __pfx___se_sys_mount+0x10/0x10 [ 607.536010][ T9806] ? __x64_sys_mount+0x20/0xc0 [ 607.536030][ T9806] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 607.536050][ T9806] do_syscall_64+0x15f/0xf80 [ 607.536070][ T9806] ? trace_irq_disable+0x3b/0x140 [ 607.536094][ T9806] ? clear_bhb_loop+0x40/0x90 [ 607.536117][ T9806] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 607.536134][ T9806] RIP: 0033:0x7f770446993a [ 607.536151][ T9806] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 607.536166][ T9806] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 607.536186][ T9806] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 607.536199][ T9806] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 607.536212][ T9806] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 607.536224][ T9806] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 607.536236][ T9806] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 607.536265][ T9806] [ 607.555512][ T9806] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 607.555534][ T9806] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 607.594946][ T9803] loop3: detected capacity change from 0 to 32768 [ 607.713773][ T9810] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 607.713795][ T9810] CPU: 0 UID: 0 PID: 9810 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 607.713818][ T9810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 607.713829][ T9810] Call Trace: [ 607.713837][ T9810] [ 607.713844][ T9810] dump_stack_lvl+0xe8/0x150 [ 607.713873][ T9810] sysfs_create_dir_ns+0x271/0x2a0 [ 607.713896][ T9810] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 607.713923][ T9810] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 607.713947][ T9810] ? rt_spin_unlock+0x160/0x200 [ 607.713974][ T9810] kobject_add_internal+0x631/0xd10 [ 607.714006][ T9810] kobject_init_and_add+0x12b/0x1a0 [ 607.714036][ T9810] ? __pfx_kobject_init_and_add+0x10/0x10 [ 607.714062][ T9810] ? __raw_spin_lock_init+0x45/0x100 [ 607.714088][ T9810] ? __init_swait_queue_head+0xa9/0x150 [ 607.714116][ T9810] gfs2_sys_fs_add+0x257/0x480 [ 607.714139][ T9810] ? is_dynamic_key+0x1ac/0x1c0 [ 607.714158][ T9810] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 607.714189][ T9810] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 607.714222][ T9810] gfs2_fill_super+0x141c/0x2220 [ 607.714256][ T9810] ? __pfx_gfs2_fill_super+0x10/0x10 [ 607.714273][ T9810] ? rt_spin_unlock+0x14f/0x200 [ 607.714301][ T9810] ? sb_set_blocksize+0x11b/0x210 [ 607.714322][ T9810] ? setup_bdev_super+0x4c1/0x5b0 [ 607.714350][ T9810] get_tree_bdev_flags+0x431/0x4f0 [ 607.714375][ T9810] ? __pfx_gfs2_fill_super+0x10/0x10 [ 607.714394][ T9810] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 607.714416][ T9810] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 607.714450][ T9810] gfs2_get_tree+0x51/0x1e0 [ 607.714472][ T9810] vfs_get_tree+0x92/0x2a0 [ 607.714499][ T9810] do_new_mount+0x341/0xd30 [ 607.714518][ T9810] ? apparmor_capable+0x126/0x170 [ 607.714543][ T9810] ? __pfx_do_new_mount+0x10/0x10 [ 607.714564][ T9810] ? ns_capable+0x89/0xe0 [ 607.714591][ T9810] ? user_path_at+0xd4/0x160 [ 607.714617][ T9810] ? user_path_at+0xd4/0x160 [ 607.714641][ T9810] __se_sys_mount+0x31d/0x420 [ 607.714667][ T9810] ? __pfx___se_sys_mount+0x10/0x10 [ 607.714695][ T9810] ? __x64_sys_mount+0x20/0xc0 [ 607.714714][ T9810] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 607.714733][ T9810] do_syscall_64+0x15f/0xf80 [ 607.714753][ T9810] ? trace_irq_disable+0x3b/0x140 [ 607.714784][ T9810] ? clear_bhb_loop+0x40/0x90 [ 607.714805][ T9810] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 607.714823][ T9810] RIP: 0033:0x7f770446993a [ 607.714840][ T9810] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 607.714855][ T9810] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 607.714875][ T9810] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 607.714889][ T9810] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 607.714901][ T9810] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 607.714913][ T9810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 607.714925][ T9810] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 607.714954][ T9810] [ 607.714979][ T9810] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 607.714993][ T9810] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 607.720387][ T9803] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 607.720410][ T9803] CPU: 0 UID: 0 PID: 9803 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 607.720431][ T9803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 607.720441][ T9803] Call Trace: [ 607.720449][ T9803] [ 607.720457][ T9803] dump_stack_lvl+0xe8/0x150 [ 607.720485][ T9803] sysfs_create_dir_ns+0x271/0x2a0 [ 607.720508][ T9803] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 607.720533][ T9803] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 607.720558][ T9803] ? rt_spin_unlock+0x160/0x200 [ 607.720585][ T9803] kobject_add_internal+0x631/0xd10 [ 607.720617][ T9803] kobject_init_and_add+0x12b/0x1a0 [ 607.720646][ T9803] ? __pfx_kobject_init_and_add+0x10/0x10 [ 607.720671][ T9803] ? __raw_spin_lock_init+0x45/0x100 [ 607.720697][ T9803] ? __init_swait_queue_head+0xa9/0x150 [ 607.720726][ T9803] gfs2_sys_fs_add+0x257/0x480 [ 607.720749][ T9803] ? is_dynamic_key+0x1ac/0x1c0 [ 607.720774][ T9803] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 607.720809][ T9803] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 607.720846][ T9803] gfs2_fill_super+0x141c/0x2220 [ 607.720880][ T9803] ? __pfx_gfs2_fill_super+0x10/0x10 [ 607.720897][ T9803] ? rt_spin_unlock+0x14f/0x200 [ 607.720925][ T9803] ? sb_set_blocksize+0x11b/0x210 [ 607.720947][ T9803] ? setup_bdev_super+0x4c1/0x5b0 [ 607.720975][ T9803] get_tree_bdev_flags+0x431/0x4f0 [ 607.721000][ T9803] ? __pfx_gfs2_fill_super+0x10/0x10 [ 607.721019][ T9803] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 607.721042][ T9803] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 607.721076][ T9803] gfs2_get_tree+0x51/0x1e0 [ 607.721101][ T9803] vfs_get_tree+0x92/0x2a0 [ 607.721127][ T9803] do_new_mount+0x341/0xd30 [ 607.721147][ T9803] ? apparmor_capable+0x126/0x170 [ 607.721172][ T9803] ? __pfx_do_new_mount+0x10/0x10 [ 607.721192][ T9803] ? ns_capable+0x89/0xe0 [ 607.721220][ T9803] ? user_path_at+0xd4/0x160 [ 607.721247][ T9803] ? user_path_at+0xd4/0x160 [ 607.721271][ T9803] __se_sys_mount+0x31d/0x420 [ 607.721297][ T9803] ? __pfx___se_sys_mount+0x10/0x10 [ 607.721324][ T9803] ? __x64_sys_mount+0x20/0xc0 [ 607.721344][ T9803] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 607.721364][ T9803] do_syscall_64+0x15f/0xf80 [ 607.721383][ T9803] ? trace_irq_disable+0x3b/0x140 [ 607.721408][ T9803] ? clear_bhb_loop+0x40/0x90 [ 607.721430][ T9803] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 607.721448][ T9803] RIP: 0033:0x7f770446993a [ 607.721466][ T9803] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 607.721481][ T9803] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 607.721499][ T9803] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 607.721513][ T9803] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 607.721526][ T9803] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 executing program [ 607.721538][ T9803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 607.721550][ T9803] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 607.721579][ T9803] [ 607.721616][ T9803] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 607.721631][ T9803] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 607.748619][ T9803] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 608.191858][ T6800] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 608.354247][ T6827] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 608.484660][ T8875] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 608.548008][ T5271] 8021q: adding VLAN 0 to HW filter on device eth12 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed executing program executing program [ 609.844405][ T9819] loop1: detected capacity change from 0 to 32768 [ 609.909630][ T9819] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 609.909643][ T9819] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 610.015162][ T9819] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 610.035454][ T32] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 610.035474][ T32] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 610.212754][ T32] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 177ms [ 610.235471][ T32] gfs2: fsid=syz:syz.0: jid=0: Done [ 610.235627][ T9819] gfs2: fsid=syz:syz.0: first mount done, others may mount the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 610.551474][ T9833] loop0: detected capacity change from 0 to 32768 [ 610.566696][ T9833] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 610.566717][ T9833] CPU: 0 UID: 0 PID: 9833 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 610.566735][ T9833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 executing program [ 610.566745][ T9833] Call Trace: [ 610.566752][ T9833] [ 610.566760][ T9833] dump_stack_lvl+0xe8/0x150 [ 610.566789][ T9833] sysfs_create_dir_ns+0x271/0x2a0 [ 610.566811][ T9833] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 610.566838][ T9833] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 610.566860][ T9833] ? rt_spin_unlock+0x160/0x200 [ 610.566887][ T9833] kobject_add_internal+0x631/0xd10 [ 610.566917][ T9833] kobject_init_and_add+0x12b/0x1a0 [ 610.566945][ T9833] ? __pfx_kobject_init_and_add+0x10/0x10 [ 610.566969][ T9833] ? __raw_spin_lock_init+0x45/0x100 [ 610.566995][ T9833] ? __init_swait_queue_head+0xa9/0x150 [ 610.567022][ T9833] gfs2_sys_fs_add+0x257/0x480 [ 610.567045][ T9833] ? is_dynamic_key+0x1ac/0x1c0 [ 610.567064][ T9833] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 610.567096][ T9833] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 610.567129][ T9833] gfs2_fill_super+0x141c/0x2220 [ 610.567187][ T9833] ? __pfx_gfs2_fill_super+0x10/0x10 [ 610.567205][ T9833] ? rt_spin_unlock+0x14f/0x200 [ 610.567241][ T9833] ? sb_set_blocksize+0x11b/0x210 [ 610.567262][ T9833] ? setup_bdev_super+0x4c1/0x5b0 [ 610.567291][ T9833] get_tree_bdev_flags+0x431/0x4f0 [ 610.567315][ T9833] ? __pfx_gfs2_fill_super+0x10/0x10 [ 610.567334][ T9833] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 610.567357][ T9833] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 610.567391][ T9833] gfs2_get_tree+0x51/0x1e0 [ 610.567413][ T9833] vfs_get_tree+0x92/0x2a0 [ 610.567439][ T9833] do_new_mount+0x341/0xd30 [ 610.567458][ T9833] ? apparmor_capable+0x126/0x170 [ 610.567482][ T9833] ? __pfx_do_new_mount+0x10/0x10 [ 610.567502][ T9833] ? ns_capable+0x89/0xe0 [ 610.567529][ T9833] ? user_path_at+0xd4/0x160 [ 610.567556][ T9833] ? user_path_at+0xd4/0x160 [ 610.567581][ T9833] __se_sys_mount+0x31d/0x420 [ 610.567607][ T9833] ? __pfx___se_sys_mount+0x10/0x10 [ 610.567634][ T9833] ? __x64_sys_mount+0x20/0xc0 [ 610.567653][ T9833] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 610.567674][ T9833] do_syscall_64+0x15f/0xf80 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 610.567694][ T9833] ? trace_irq_disable+0x3b/0x140 [ 610.567719][ T9833] ? clear_bhb_loop+0x40/0x90 [ 610.567739][ T9833] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 610.567758][ T9833] RIP: 0033:0x7f770446993a [ 610.567776][ T9833] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 610.567792][ T9833] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 610.567811][ T9833] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 610.567825][ T9833] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 610.567837][ T9833] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 610.567848][ T9833] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 610.567859][ T9833] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 610.567889][ T9833] [ 610.571315][ T9833] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 610.571335][ T9833] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 610.650277][ T9839] loop3: detected capacity change from 0 to 32768 [ 610.672090][ T9839] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 610.672112][ T9839] CPU: 0 UID: 0 PID: 9839 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 610.672135][ T9839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 610.672145][ T9839] Call Trace: [ 610.672153][ T9839] [ 610.672160][ T9839] dump_stack_lvl+0xe8/0x150 [ 610.672189][ T9839] sysfs_create_dir_ns+0x271/0x2a0 [ 610.672212][ T9839] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 610.672246][ T9839] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 610.672276][ T9839] ? rt_spin_unlock+0x160/0x200 [ 610.672302][ T9839] kobject_add_internal+0x631/0xd10 [ 610.672334][ T9839] kobject_init_and_add+0x12b/0x1a0 [ 610.672363][ T9839] ? __pfx_kobject_init_and_add+0x10/0x10 [ 610.672388][ T9839] ? __raw_spin_lock_init+0x45/0x100 [ 610.672415][ T9839] ? __init_swait_queue_head+0xa9/0x150 [ 610.672444][ T9839] gfs2_sys_fs_add+0x257/0x480 [ 610.672466][ T9839] ? is_dynamic_key+0x1ac/0x1c0 [ 610.672484][ T9839] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 610.672515][ T9839] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 610.672552][ T9839] gfs2_fill_super+0x141c/0x2220 [ 610.672587][ T9839] ? __pfx_gfs2_fill_super+0x10/0x10 [ 610.672607][ T9839] ? rt_spin_unlock+0x14f/0x200 [ 610.672635][ T9839] ? sb_set_blocksize+0x11b/0x210 [ 610.672656][ T9839] ? setup_bdev_super+0x4c1/0x5b0 [ 610.672684][ T9839] get_tree_bdev_flags+0x431/0x4f0 [ 610.672708][ T9839] ? __pfx_gfs2_fill_super+0x10/0x10 [ 610.672727][ T9839] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 610.672749][ T9839] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 610.672785][ T9839] gfs2_get_tree+0x51/0x1e0 [ 610.672807][ T9839] vfs_get_tree+0x92/0x2a0 [ 610.672833][ T9839] do_new_mount+0x341/0xd30 [ 610.672852][ T9839] ? apparmor_capable+0x126/0x170 [ 610.672878][ T9839] ? __pfx_do_new_mount+0x10/0x10 [ 610.672899][ T9839] ? ns_capable+0x89/0xe0 [ 610.672926][ T9839] ? user_path_at+0xd4/0x160 [ 610.672952][ T9839] ? user_path_at+0xd4/0x160 [ 610.672976][ T9839] __se_sys_mount+0x31d/0x420 [ 610.673003][ T9839] ? __pfx___se_sys_mount+0x10/0x10 [ 610.673029][ T9839] ? __x64_sys_mount+0x20/0xc0 [ 610.673049][ T9839] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 610.673069][ T9839] do_syscall_64+0x15f/0xf80 [ 610.673088][ T9839] ? trace_irq_disable+0x3b/0x140 [ 610.673113][ T9839] ? clear_bhb_loop+0x40/0x90 [ 610.673134][ T9839] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 610.673151][ T9839] RIP: 0033:0x7f770446993a [ 610.673168][ T9839] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 610.673183][ T9839] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 610.673202][ T9839] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 610.673215][ T9839] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 610.673234][ T9839] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 610.673246][ T9839] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 610.673258][ T9839] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 610.673287][ T9839] [ 610.688939][ T9839] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 610.688961][ T9839] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 610.698160][ T9839] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 610.752559][ T9835] loop2: detected capacity change from 0 to 32768 [ 610.756269][ T9819] gfs2: fsid=syz:syz.0: found 1 quota changes [ 610.825538][ T9819] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 610.859914][ T9835] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 610.859937][ T9835] CPU: 0 UID: 0 PID: 9835 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 610.859958][ T9835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 610.859969][ T9835] Call Trace: [ 610.859977][ T9835] [ 610.859985][ T9835] dump_stack_lvl+0xe8/0x150 [ 610.860012][ T9835] sysfs_create_dir_ns+0x271/0x2a0 [ 610.860035][ T9835] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 610.860062][ T9835] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 610.860087][ T9835] ? rt_spin_unlock+0x160/0x200 [ 610.860113][ T9835] kobject_add_internal+0x631/0xd10 [ 610.860145][ T9835] kobject_init_and_add+0x12b/0x1a0 [ 610.860174][ T9835] ? __pfx_kobject_init_and_add+0x10/0x10 [ 610.860206][ T9835] ? __raw_spin_lock_init+0x45/0x100 [ 610.860233][ T9835] ? __init_swait_queue_head+0xa9/0x150 [ 610.860262][ T9835] gfs2_sys_fs_add+0x257/0x480 [ 610.860285][ T9835] ? is_dynamic_key+0x1ac/0x1c0 [ 610.860303][ T9835] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 610.860334][ T9835] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 610.860367][ T9835] gfs2_fill_super+0x141c/0x2220 [ 610.860401][ T9835] ? __pfx_gfs2_fill_super+0x10/0x10 [ 610.860417][ T9835] ? rt_spin_unlock+0x14f/0x200 [ 610.860445][ T9835] ? sb_set_blocksize+0x11b/0x210 [ 610.860465][ T9835] ? setup_bdev_super+0x4c1/0x5b0 [ 610.860494][ T9835] get_tree_bdev_flags+0x431/0x4f0 [ 610.860519][ T9835] ? __pfx_gfs2_fill_super+0x10/0x10 [ 610.860537][ T9835] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 610.860560][ T9835] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 610.860594][ T9835] gfs2_get_tree+0x51/0x1e0 [ 610.860616][ T9835] vfs_get_tree+0x92/0x2a0 [ 610.860642][ T9835] do_new_mount+0x341/0xd30 [ 610.860661][ T9835] ? apparmor_capable+0x126/0x170 [ 610.860687][ T9835] ? __pfx_do_new_mount+0x10/0x10 [ 610.860708][ T9835] ? ns_capable+0x89/0xe0 [ 610.860735][ T9835] ? user_path_at+0xd4/0x160 [ 610.860760][ T9835] ? user_path_at+0xd4/0x160 [ 610.860784][ T9835] __se_sys_mount+0x31d/0x420 [ 610.860811][ T9835] ? __pfx___se_sys_mount+0x10/0x10 [ 610.860837][ T9835] ? __x64_sys_mount+0x20/0xc0 [ 610.860857][ T9835] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 610.860876][ T9835] do_syscall_64+0x15f/0xf80 [ 610.860897][ T9835] ? trace_irq_disable+0x3b/0x140 [ 610.860922][ T9835] ? clear_bhb_loop+0x40/0x90 [ 610.860942][ T9835] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 610.860960][ T9835] RIP: 0033:0x7f770446993a [ 610.860978][ T9835] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 610.860994][ T9835] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 610.861014][ T9835] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 610.861027][ T9835] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 610.861040][ T9835] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 610.861053][ T9835] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 610.861065][ T9835] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 610.861097][ T9835] [ 610.872801][ T9835] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 610.872823][ T9835] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 610.882417][ T9835] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 610.999299][ T8872] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 610.999335][ T8872] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 610.999365][ T8872] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8872 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 610.999404][ T8872] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 610.999431][ T8872] CPU: 0 UID: 0 PID: 8872 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 610.999450][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 610.999461][ T8872] Call Trace: [ 610.999468][ T8872] [ 610.999476][ T8872] dump_stack_lvl+0xe8/0x150 [ 610.999501][ T8872] gfs2_withdraw+0xc3/0x1b0 [ 610.999523][ T8872] inode_go_instantiate+0xe69/0x12a0 [ 610.999551][ T8872] ? __pfx_inode_go_instantiate+0x10/0x10 [ 610.999567][ T8872] ? rt_spin_unlock+0x160/0x200 [ 610.999604][ T8872] gfs2_instantiate+0x168/0x220 [ 610.999627][ T8872] gfs2_glock_wait+0x1d7/0x2a0 [ 610.999650][ T8872] do_sync+0x49a/0xcb0 [ 610.999672][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 610.999704][ T8872] ? __pfx_do_sync+0x10/0x10 [ 610.999725][ T8872] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 610.999758][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 610.999779][ T8872] ? rt_spin_unlock+0x14f/0x200 [ 610.999807][ T8872] ? rt_spin_unlock+0x160/0x200 [ 610.999834][ T8872] gfs2_quota_sync+0x370/0x470 [ 610.999867][ T8872] gfs2_sync_fs+0x4c/0xb0 [ 610.999889][ T8872] sync_filesystem+0xed/0x250 [ 610.999917][ T8872] generic_shutdown_super+0x77/0x2d0 [ 610.999944][ T8872] kill_block_super+0x44/0x90 [ 610.999969][ T8872] deactivate_locked_super+0xbc/0x130 [ 610.999993][ T8872] cleanup_mnt+0x437/0x4d0 [ 611.000017][ T8872] ? _raw_spin_unlock_irq+0x23/0x50 [ 611.000044][ T8872] task_work_run+0x1d9/0x270 [ 611.000069][ T8872] ? __pfx_task_work_run+0x10/0x10 [ 611.000099][ T8872] exit_to_user_mode_loop+0xf3/0x4d0 [ 611.000126][ T8872] ? rcu_is_watching+0x15/0xb0 [ 611.000149][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 611.000169][ T8872] do_syscall_64+0x33e/0xf80 [ 611.000188][ T8872] ? trace_irq_disable+0x3b/0x140 [ 611.000213][ T8872] ? clear_bhb_loop+0x40/0x90 [ 611.000235][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 611.000251][ T8872] RIP: 0033:0x7f7704469907 [ 611.000267][ T8872] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 611.000282][ T8872] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 611.000301][ T8872] RAX: 0000000000000000 RBX: 0000000000094230 RCX: 00007f7704469907 [ 611.000314][ T8872] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 611.000325][ T8872] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 611.000338][ T8872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 611.000349][ T8872] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 611.000376][ T8872] [ 611.001942][ T8872] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 611.332659][ T6800] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 611.543943][ T8872] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) [ 611.920742][ T9844] loop4: detected capacity change from 0 to 32768 executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 612.054668][ T9844] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 612.054680][ T9844] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... executing program [ 612.178196][ T9844] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 612.183276][ T5271] 8021q: adding VLAN 0 to HW filter on device eth13 [ 612.192637][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 612.192656][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... executing program [ 612.399836][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 207ms [ 612.400042][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 612.401554][ T9844] gfs2: fsid=syz:syz.0: first mount done, others may mount the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 612.774230][ T9844] gfs2: fsid=syz:syz.0: found 1 quota changes [ 612.784721][ T9844] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 612.846832][ T8875] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 612.846856][ T8875] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 612.846872][ T8875] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8875 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 612.846897][ T8875] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 612.846932][ T8875] CPU: 0 UID: 0 PID: 8875 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 612.846944][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 612.846950][ T8875] Call Trace: [ 612.846955][ T8875] [ 612.846960][ T8875] dump_stack_lvl+0xe8/0x150 [ 612.846976][ T8875] gfs2_withdraw+0xc3/0x1b0 [ 612.846988][ T8875] inode_go_instantiate+0xe69/0x12a0 [ 612.847004][ T8875] ? __pfx_inode_go_instantiate+0x10/0x10 [ 612.847013][ T8875] ? rt_spin_unlock+0x160/0x200 [ 612.847035][ T8875] gfs2_instantiate+0x168/0x220 [ 612.847048][ T8875] gfs2_glock_wait+0x1d7/0x2a0 [ 612.847061][ T8875] do_sync+0x49a/0xcb0 [ 612.847075][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 612.847094][ T8875] ? __pfx_do_sync+0x10/0x10 [ 612.847106][ T8875] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 612.847126][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 612.847138][ T8875] ? rt_spin_unlock+0x14f/0x200 [ 612.847155][ T8875] ? rt_spin_unlock+0x160/0x200 [ 612.847171][ T8875] gfs2_quota_sync+0x370/0x470 [ 612.847196][ T8875] gfs2_sync_fs+0x4c/0xb0 [ 612.847210][ T8875] sync_filesystem+0xed/0x250 [ 612.847227][ T8875] generic_shutdown_super+0x77/0x2d0 [ 612.847243][ T8875] kill_block_super+0x44/0x90 [ 612.847258][ T8875] deactivate_locked_super+0xbc/0x130 [ 612.847272][ T8875] cleanup_mnt+0x437/0x4d0 [ 612.847287][ T8875] ? _raw_spin_unlock_irq+0x23/0x50 [ 612.847301][ T8875] task_work_run+0x1d9/0x270 [ 612.847315][ T8875] ? __pfx_task_work_run+0x10/0x10 [ 612.847332][ T8875] exit_to_user_mode_loop+0xf3/0x4d0 [ 612.847342][ T8875] ? rcu_is_watching+0x15/0xb0 [ 612.847356][ T8875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 612.847368][ T8875] do_syscall_64+0x33e/0xf80 [ 612.847380][ T8875] ? trace_irq_disable+0x3b/0x140 [ 612.847396][ T8875] ? clear_bhb_loop+0x40/0x90 [ 612.847408][ T8875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 612.847418][ T8875] RIP: 0033:0x7f7704469907 [ 612.847433][ T8875] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 612.847443][ T8875] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 612.847454][ T8875] RAX: 0000000000000000 RBX: 0000000000094bec RCX: 00007f7704469907 [ 612.847461][ T8875] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 612.847467][ T8875] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 612.847474][ T8875] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 612.847480][ T8875] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 612.847497][ T8875] [ 612.847501][ T8875] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 613.361002][ T8875] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 613.517883][ T9858] loop0: detected capacity change from 0 to 32768 [ 613.601426][ T9858] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 613.601446][ T9858] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 613.661311][ T9871] loop2: detected capacity change from 0 to 32768 [ 613.682490][ T9858] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 613.733242][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 613.733261][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 613.757209][ T9869] loop3: detected capacity change from 0 to 32768 [ 613.761535][ T9871] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 613.761557][ T9871] CPU: 1 UID: 0 PID: 9871 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 613.761579][ T9871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 613.761589][ T9871] Call Trace: [ 613.761597][ T9871] [ 613.761605][ T9871] dump_stack_lvl+0xe8/0x150 [ 613.761634][ T9871] sysfs_create_dir_ns+0x271/0x2a0 [ 613.761659][ T9871] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 613.761687][ T9871] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 613.761713][ T9871] ? rt_spin_unlock+0x160/0x200 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 613.761741][ T9871] kobject_add_internal+0x631/0xd10 [ 613.761775][ T9871] kobject_init_and_add+0x12b/0x1a0 [ 613.761805][ T9871] ? __pfx_kobject_init_and_add+0x10/0x10 [ 613.761831][ T9871] ? __raw_spin_lock_init+0x45/0x100 [ 613.761868][ T9871] ? __init_swait_queue_head+0xa9/0x150 [ 613.761899][ T9871] gfs2_sys_fs_add+0x257/0x480 [ 613.761923][ T9871] ? is_dynamic_key+0x1ac/0x1c0 [ 613.761942][ T9871] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 613.761974][ T9871] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 613.762008][ T9871] gfs2_fill_super+0x141c/0x2220 [ 613.762044][ T9871] ? __pfx_gfs2_fill_super+0x10/0x10 [ 613.762061][ T9871] ? rt_spin_unlock+0x14f/0x200 [ 613.762091][ T9871] ? sb_set_blocksize+0x11b/0x210 [ 613.762112][ T9871] ? setup_bdev_super+0x4c1/0x5b0 [ 613.762141][ T9871] get_tree_bdev_flags+0x431/0x4f0 [ 613.762168][ T9871] ? __pfx_gfs2_fill_super+0x10/0x10 [ 613.762187][ T9871] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 613.762210][ T9871] ? __pfx_vfs_parse_comma_sep+0x10/0x10 executing program [ 613.762246][ T9871] gfs2_get_tree+0x51/0x1e0 [ 613.762273][ T9871] vfs_get_tree+0x92/0x2a0 [ 613.762300][ T9871] do_new_mount+0x341/0xd30 [ 613.762320][ T9871] ? apparmor_capable+0x126/0x170 [ 613.762347][ T9871] ? __pfx_do_new_mount+0x10/0x10 [ 613.762368][ T9871] ? ns_capable+0x89/0xe0 [ 613.762396][ T9871] ? user_path_at+0xd4/0x160 [ 613.762423][ T9871] ? user_path_at+0xd4/0x160 [ 613.762453][ T9871] __se_sys_mount+0x31d/0x420 [ 613.762480][ T9871] ? __pfx___se_sys_mount+0x10/0x10 [ 613.762508][ T9871] ? __x64_sys_mount+0x20/0xc0 [ 613.762533][ T9871] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 613.762553][ T9871] do_syscall_64+0x15f/0xf80 [ 613.762574][ T9871] ? trace_irq_disable+0x3b/0x140 [ 613.762600][ T9871] ? clear_bhb_loop+0x40/0x90 [ 613.762622][ T9871] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 613.762640][ T9871] RIP: 0033:0x7f770446993a [ 613.762659][ T9871] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 613.762675][ T9871] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 613.762694][ T9871] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 613.762712][ T9871] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 613.762725][ T9871] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 613.762738][ T9871] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 613.762750][ T9871] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 613.762780][ T9871] [ 613.762891][ T9871] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 613.762906][ T9871] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 613.811614][ T9869] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 613.811636][ T9869] CPU: 0 UID: 0 PID: 9869 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 613.811658][ T9869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 613.811668][ T9869] Call Trace: [ 613.811676][ T9869] [ 613.811684][ T9869] dump_stack_lvl+0xe8/0x150 [ 613.811712][ T9869] sysfs_create_dir_ns+0x271/0x2a0 [ 613.811736][ T9869] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 613.811760][ T9869] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 613.811785][ T9869] ? rt_spin_unlock+0x160/0x200 [ 613.811809][ T9869] kobject_add_internal+0x631/0xd10 [ 613.811839][ T9869] kobject_init_and_add+0x12b/0x1a0 [ 613.811867][ T9869] ? __pfx_kobject_init_and_add+0x10/0x10 [ 613.811892][ T9869] ? __raw_spin_lock_init+0x45/0x100 [ 613.811917][ T9869] ? __init_swait_queue_head+0xa9/0x150 [ 613.811947][ T9869] gfs2_sys_fs_add+0x257/0x480 [ 613.811969][ T9869] ? is_dynamic_key+0x1ac/0x1c0 [ 613.811998][ T9869] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 613.812028][ T9869] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 613.812059][ T9869] gfs2_fill_super+0x141c/0x2220 [ 613.812094][ T9869] ? __pfx_gfs2_fill_super+0x10/0x10 [ 613.812118][ T9869] ? rt_spin_unlock+0x14f/0x200 [ 613.812145][ T9869] ? sb_set_blocksize+0x11b/0x210 [ 613.812167][ T9869] ? setup_bdev_super+0x4c1/0x5b0 [ 613.812195][ T9869] get_tree_bdev_flags+0x431/0x4f0 [ 613.812220][ T9869] ? __pfx_gfs2_fill_super+0x10/0x10 [ 613.812239][ T9869] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 613.812262][ T9869] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 613.812297][ T9869] gfs2_get_tree+0x51/0x1e0 [ 613.812318][ T9869] vfs_get_tree+0x92/0x2a0 [ 613.812345][ T9869] do_new_mount+0x341/0xd30 [ 613.812364][ T9869] ? apparmor_capable+0x126/0x170 [ 613.812390][ T9869] ? __pfx_do_new_mount+0x10/0x10 [ 613.812410][ T9869] ? ns_capable+0x89/0xe0 [ 613.812437][ T9869] ? user_path_at+0xd4/0x160 [ 613.812464][ T9869] ? user_path_at+0xd4/0x160 [ 613.812487][ T9869] __se_sys_mount+0x31d/0x420 [ 613.812513][ T9869] ? __pfx___se_sys_mount+0x10/0x10 [ 613.812541][ T9869] ? __x64_sys_mount+0x20/0xc0 [ 613.812561][ T9869] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 613.812581][ T9869] do_syscall_64+0x15f/0xf80 executing program [ 613.812601][ T9869] ? trace_irq_disable+0x3b/0x140 [ 613.812625][ T9869] ? clear_bhb_loop+0x40/0x90 [ 613.812647][ T9869] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 613.812665][ T9869] RIP: 0033:0x7f770446993a [ 613.812683][ T9869] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 613.812698][ T9869] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 613.812718][ T9869] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 613.812731][ T9869] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 613.812744][ T9869] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 613.812756][ T9869] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 613.812768][ T9869] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 613.812797][ T9869] executing program [ 613.812823][ T9869] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 613.827598][ T9869] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 614.129767][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 396ms [ 614.130018][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 614.130059][ T9858] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 614.375685][ T6827] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 614.524291][ T6821] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 614.825076][ T9858] gfs2: fsid=syz:syz.0: found 1 quota changes [ 615.093270][ T8871] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 615.093305][ T8871] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 615.093333][ T8871] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8871 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 615.093371][ T8871] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 615.093398][ T8871] CPU: 0 UID: 0 PID: 8871 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 615.093419][ T8871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 615.093429][ T8871] Call Trace: [ 615.093438][ T8871] [ 615.093446][ T8871] dump_stack_lvl+0xe8/0x150 [ 615.093472][ T8871] gfs2_withdraw+0xc3/0x1b0 [ 615.093495][ T8871] inode_go_instantiate+0xe69/0x12a0 [ 615.093524][ T8871] ? __pfx_inode_go_instantiate+0x10/0x10 [ 615.093542][ T8871] ? rt_spin_unlock+0x160/0x200 [ 615.093580][ T8871] gfs2_instantiate+0x168/0x220 [ 615.093604][ T8871] gfs2_glock_wait+0x1d7/0x2a0 [ 615.093628][ T8871] do_sync+0x49a/0xcb0 [ 615.093652][ T8871] ? gfs2_quota_sync+0x370/0x470 [ 615.093685][ T8871] ? __pfx_do_sync+0x10/0x10 [ 615.093706][ T8871] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 615.093741][ T8871] ? gfs2_quota_sync+0x370/0x470 [ 615.093763][ T8871] ? rt_spin_unlock+0x14f/0x200 [ 615.093800][ T8871] ? rt_spin_unlock+0x160/0x200 [ 615.093827][ T8871] gfs2_quota_sync+0x370/0x470 [ 615.093862][ T8871] gfs2_sync_fs+0x4c/0xb0 [ 615.093886][ T8871] sync_filesystem+0xed/0x250 [ 615.093915][ T8871] generic_shutdown_super+0x77/0x2d0 [ 615.093944][ T8871] kill_block_super+0x44/0x90 [ 615.093970][ T8871] deactivate_locked_super+0xbc/0x130 [ 615.093996][ T8871] cleanup_mnt+0x437/0x4d0 [ 615.094020][ T8871] ? _raw_spin_unlock_irq+0x23/0x50 [ 615.094045][ T8871] task_work_run+0x1d9/0x270 [ 615.094071][ T8871] ? __pfx_task_work_run+0x10/0x10 [ 615.094102][ T8871] exit_to_user_mode_loop+0xf3/0x4d0 [ 615.094121][ T8871] ? rcu_is_watching+0x15/0xb0 [ 615.094144][ T8871] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 615.094165][ T8871] do_syscall_64+0x33e/0xf80 [ 615.094185][ T8871] ? trace_irq_disable+0x3b/0x140 [ 615.094211][ T8871] ? clear_bhb_loop+0x40/0x90 [ 615.094233][ T8871] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 615.094252][ T8871] RIP: 0033:0x7f7704469907 [ 615.094270][ T8871] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 615.094286][ T8871] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 615.094306][ T8871] RAX: 0000000000000000 RBX: 0000000000095048 RCX: 00007f7704469907 [ 615.094320][ T8871] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 615.094332][ T8871] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 615.094344][ T8871] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 615.094355][ T8871] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 615.094387][ T8871] [ 615.094395][ T8871] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 615.267096][ T5271] 8021q: adding VLAN 0 to HW filter on device eth14 [ 615.473429][ T9876] loop1: detected capacity change from 0 to 32768 [ 615.558033][ T9876] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 615.558045][ T9876] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 615.643524][ T9876] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 615.681356][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 615.681376][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 615.709388][ T8871] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 615.902990][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 221ms [ 615.903206][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 615.904051][ T9876] gfs2: fsid=syz:syz.0: first mount done, others may mount the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed executing program [ 616.239262][ T9876] gfs2: fsid=syz:syz.0: found 1 quota changes [ 616.247965][ T9876] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 616.309585][ T8872] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 616.309621][ T8872] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 616.309649][ T8872] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8872 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 616.309688][ T8872] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 616.309715][ T8872] CPU: 1 UID: 0 PID: 8872 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 616.309736][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 616.309747][ T8872] Call Trace: [ 616.309755][ T8872] [ 616.309763][ T8872] dump_stack_lvl+0xe8/0x150 [ 616.309793][ T8872] gfs2_withdraw+0xc3/0x1b0 [ 616.309815][ T8872] inode_go_instantiate+0xe69/0x12a0 [ 616.309841][ T8872] ? __pfx_inode_go_instantiate+0x10/0x10 [ 616.309858][ T8872] ? rt_spin_unlock+0x160/0x200 [ 616.309895][ T8872] gfs2_instantiate+0x168/0x220 [ 616.309920][ T8872] gfs2_glock_wait+0x1d7/0x2a0 [ 616.309944][ T8872] do_sync+0x49a/0xcb0 [ 616.309967][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 616.310009][ T8872] ? __pfx_do_sync+0x10/0x10 [ 616.310030][ T8872] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 616.310064][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 616.310087][ T8872] ? rt_spin_unlock+0x14f/0x200 [ 616.310116][ T8872] ? rt_spin_unlock+0x160/0x200 [ 616.310144][ T8872] gfs2_quota_sync+0x370/0x470 [ 616.310179][ T8872] gfs2_sync_fs+0x4c/0xb0 [ 616.310202][ T8872] sync_filesystem+0xed/0x250 [ 616.310230][ T8872] generic_shutdown_super+0x77/0x2d0 [ 616.310257][ T8872] kill_block_super+0x44/0x90 [ 616.310283][ T8872] deactivate_locked_super+0xbc/0x130 [ 616.310309][ T8872] cleanup_mnt+0x437/0x4d0 [ 616.310334][ T8872] ? _raw_spin_unlock_irq+0x23/0x50 [ 616.310359][ T8872] task_work_run+0x1d9/0x270 [ 616.310383][ T8872] ? __pfx_task_work_run+0x10/0x10 [ 616.310415][ T8872] exit_to_user_mode_loop+0xf3/0x4d0 [ 616.310432][ T8872] ? rcu_is_watching+0x15/0xb0 [ 616.310455][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.310476][ T8872] do_syscall_64+0x33e/0xf80 [ 616.310497][ T8872] ? trace_irq_disable+0x3b/0x140 [ 616.310522][ T8872] ? clear_bhb_loop+0x40/0x90 [ 616.310544][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.310562][ T8872] RIP: 0033:0x7f7704469907 [ 616.310587][ T8872] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 616.310603][ T8872] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 616.310624][ T8872] RAX: 0000000000000000 RBX: 0000000000095764 RCX: 00007f7704469907 [ 616.310636][ T8872] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 616.310647][ T8872] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 616.310659][ T8872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 616.310669][ T8872] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 616.310696][ T8872] the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed executing program [ 616.312600][ T8872] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 616.550930][ T9895] loop3: detected capacity change from 0 to 32768 [ 616.573917][ T9895] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 616.573938][ T9895] CPU: 0 UID: 0 PID: 9895 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 616.573959][ T9895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 616.573969][ T9895] Call Trace: [ 616.573976][ T9895] [ 616.573984][ T9895] dump_stack_lvl+0xe8/0x150 [ 616.574014][ T9895] sysfs_create_dir_ns+0x271/0x2a0 [ 616.574036][ T9895] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 616.574063][ T9895] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 616.574088][ T9895] ? rt_spin_unlock+0x160/0x200 [ 616.574115][ T9895] kobject_add_internal+0x631/0xd10 [ 616.574146][ T9895] kobject_init_and_add+0x12b/0x1a0 [ 616.574179][ T9895] ? __pfx_kobject_init_and_add+0x10/0x10 [ 616.574205][ T9895] ? __raw_spin_lock_init+0x45/0x100 [ 616.574231][ T9895] ? __init_swait_queue_head+0xa9/0x150 [ 616.574260][ T9895] gfs2_sys_fs_add+0x257/0x480 [ 616.574282][ T9895] ? is_dynamic_key+0x1ac/0x1c0 [ 616.574302][ T9895] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 616.574332][ T9895] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 616.574366][ T9895] gfs2_fill_super+0x141c/0x2220 [ 616.574400][ T9895] ? __pfx_gfs2_fill_super+0x10/0x10 [ 616.574417][ T9895] ? rt_spin_unlock+0x14f/0x200 [ 616.574445][ T9895] ? sb_set_blocksize+0x11b/0x210 [ 616.574466][ T9895] ? setup_bdev_super+0x4c1/0x5b0 [ 616.574494][ T9895] get_tree_bdev_flags+0x431/0x4f0 [ 616.574519][ T9895] ? __pfx_gfs2_fill_super+0x10/0x10 [ 616.574538][ T9895] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 616.574560][ T9895] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 616.574595][ T9895] gfs2_get_tree+0x51/0x1e0 [ 616.574616][ T9895] vfs_get_tree+0x92/0x2a0 [ 616.574643][ T9895] do_new_mount+0x341/0xd30 [ 616.574662][ T9895] ? apparmor_capable+0x126/0x170 [ 616.574688][ T9895] ? __pfx_do_new_mount+0x10/0x10 [ 616.574709][ T9895] ? ns_capable+0x89/0xe0 [ 616.574736][ T9895] ? user_path_at+0xd4/0x160 [ 616.574761][ T9895] ? user_path_at+0xd4/0x160 [ 616.574785][ T9895] __se_sys_mount+0x31d/0x420 [ 616.574812][ T9895] ? __pfx___se_sys_mount+0x10/0x10 [ 616.574839][ T9895] ? __x64_sys_mount+0x20/0xc0 [ 616.574865][ T9895] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.574885][ T9895] do_syscall_64+0x15f/0xf80 [ 616.574905][ T9895] ? trace_irq_disable+0x3b/0x140 [ 616.574929][ T9895] ? clear_bhb_loop+0x40/0x90 [ 616.574950][ T9895] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.574968][ T9895] RIP: 0033:0x7f770446993a [ 616.574985][ T9895] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 616.575000][ T9895] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 616.575019][ T9895] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 616.575032][ T9895] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 616.575045][ T9895] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 616.575057][ T9895] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 616.575068][ T9895] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 616.575095][ T9895] [ 616.575130][ T9895] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 616.584016][ T9895] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 616.941852][ T6827] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 616.963588][ T9900] loop4: detected capacity change from 0 to 32768 [ 617.014012][ T9900] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 617.014028][ T9900] CPU: 0 UID: 0 PID: 9900 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 617.014041][ T9900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 617.014047][ T9900] Call Trace: [ 617.014052][ T9900] [ 617.014057][ T9900] dump_stack_lvl+0xe8/0x150 [ 617.014076][ T9900] sysfs_create_dir_ns+0x271/0x2a0 [ 617.014090][ T9900] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 617.014108][ T9900] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 617.014122][ T9900] ? rt_spin_unlock+0x160/0x200 [ 617.014138][ T9900] kobject_add_internal+0x631/0xd10 [ 617.014157][ T9900] kobject_init_and_add+0x12b/0x1a0 [ 617.014174][ T9900] ? __pfx_kobject_init_and_add+0x10/0x10 [ 617.014189][ T9900] ? __raw_spin_lock_init+0x45/0x100 [ 617.014206][ T9900] ? __init_swait_queue_head+0xa9/0x150 [ 617.014224][ T9900] gfs2_sys_fs_add+0x257/0x480 [ 617.014237][ T9900] ? is_dynamic_key+0x1ac/0x1c0 [ 617.014248][ T9900] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 617.014266][ T9900] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 617.014284][ T9900] gfs2_fill_super+0x141c/0x2220 executing program [ 617.014303][ T9900] ? __pfx_gfs2_fill_super+0x10/0x10 [ 617.014312][ T9900] ? rt_spin_unlock+0x14f/0x200 [ 617.014329][ T9900] ? sb_set_blocksize+0x11b/0x210 [ 617.014341][ T9900] ? setup_bdev_super+0x4c1/0x5b0 [ 617.014358][ T9900] get_tree_bdev_flags+0x431/0x4f0 [ 617.014373][ T9900] ? __pfx_gfs2_fill_super+0x10/0x10 [ 617.014384][ T9900] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 617.014398][ T9900] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 617.014418][ T9900] gfs2_get_tree+0x51/0x1e0 [ 617.014430][ T9900] vfs_get_tree+0x92/0x2a0 [ 617.014446][ T9900] do_new_mount+0x341/0xd30 [ 617.014457][ T9900] ? apparmor_capable+0x126/0x170 [ 617.014472][ T9900] ? __pfx_do_new_mount+0x10/0x10 [ 617.014484][ T9900] ? ns_capable+0x89/0xe0 [ 617.014500][ T9900] ? user_path_at+0xd4/0x160 [ 617.014516][ T9900] ? user_path_at+0xd4/0x160 [ 617.014530][ T9900] __se_sys_mount+0x31d/0x420 [ 617.014545][ T9900] ? __pfx___se_sys_mount+0x10/0x10 [ 617.014563][ T9900] ? __x64_sys_mount+0x20/0xc0 [ 617.014574][ T9900] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 617.014586][ T9900] do_syscall_64+0x15f/0xf80 [ 617.014598][ T9900] ? trace_irq_disable+0x3b/0x140 [ 617.014613][ T9900] ? clear_bhb_loop+0x40/0x90 [ 617.014626][ T9900] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 617.014636][ T9900] RIP: 0033:0x7f770446993a [ 617.014647][ T9900] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 617.014656][ T9900] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 617.014668][ T9900] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 617.014676][ T9900] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 617.014683][ T9900] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 617.014690][ T9900] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 617.014697][ T9900] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 617.014712][ T9900] [ 617.014727][ T9900] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 617.014735][ T9900] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 617.188662][ T9902] loop2: detected capacity change from 0 to 32768 [ 617.253909][ T9902] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 617.253928][ T9902] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 617.392758][ T9902] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 617.393974][ T8872] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) [ 617.407790][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 617.407808][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 617.677986][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 270ms [ 617.678208][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 617.678255][ T9902] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 617.731203][ T6800] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 617.776710][ T5271] 8021q: adding VLAN 0 to HW filter on device eth15 executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 618.189633][ T9902] gfs2: fsid=syz:syz.0: found 1 quota changes [ 618.207492][ T9902] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 618.332094][ T8873] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 618.332130][ T8873] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 618.332158][ T8873] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8873 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 618.332198][ T8873] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 618.332224][ T8873] CPU: 1 UID: 0 PID: 8873 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 618.332246][ T8873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 618.332257][ T8873] Call Trace: [ 618.332265][ T8873] [ 618.332274][ T8873] dump_stack_lvl+0xe8/0x150 [ 618.332300][ T8873] gfs2_withdraw+0xc3/0x1b0 [ 618.332322][ T8873] inode_go_instantiate+0xe69/0x12a0 [ 618.332348][ T8873] ? __pfx_bit_wait+0x10/0x10 [ 618.332380][ T8873] ? __pfx_inode_go_instantiate+0x10/0x10 [ 618.332395][ T8873] ? rt_spin_unlock+0x160/0x200 [ 618.332420][ T8873] ? __pfx_wake_bit_function+0x10/0x10 [ 618.332451][ T8873] gfs2_instantiate+0x168/0x220 [ 618.332474][ T8873] gfs2_glock_wait+0x1d7/0x2a0 [ 618.332498][ T8873] do_sync+0x49a/0xcb0 [ 618.332522][ T8873] ? gfs2_quota_sync+0x370/0x470 [ 618.332554][ T8873] ? __pfx_do_sync+0x10/0x10 [ 618.332576][ T8873] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 618.332609][ T8873] ? gfs2_quota_sync+0x370/0x470 [ 618.332631][ T8873] ? rt_spin_unlock+0x14f/0x200 [ 618.332660][ T8873] ? rt_spin_unlock+0x160/0x200 [ 618.332688][ T8873] gfs2_quota_sync+0x370/0x470 [ 618.332723][ T8873] gfs2_sync_fs+0x4c/0xb0 [ 618.332746][ T8873] sync_filesystem+0xed/0x250 [ 618.332775][ T8873] generic_shutdown_super+0x77/0x2d0 [ 618.332803][ T8873] kill_block_super+0x44/0x90 [ 618.332829][ T8873] deactivate_locked_super+0xbc/0x130 [ 618.332858][ T8873] cleanup_mnt+0x437/0x4d0 [ 618.332882][ T8873] ? _raw_spin_unlock_irq+0x23/0x50 [ 618.332908][ T8873] task_work_run+0x1d9/0x270 [ 618.332933][ T8873] ? __pfx_task_work_run+0x10/0x10 [ 618.332965][ T8873] exit_to_user_mode_loop+0xf3/0x4d0 [ 618.332983][ T8873] ? rcu_is_watching+0x15/0xb0 [ 618.333006][ T8873] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 618.333026][ T8873] do_syscall_64+0x33e/0xf80 [ 618.333047][ T8873] ? trace_irq_disable+0x3b/0x140 [ 618.333072][ T8873] ? clear_bhb_loop+0x40/0x90 [ 618.333095][ T8873] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 618.333114][ T8873] RIP: 0033:0x7f7704469907 [ 618.333131][ T8873] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 618.333147][ T8873] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 618.333167][ T8873] RAX: 0000000000000000 RBX: 0000000000095f5a RCX: 00007f7704469907 [ 618.333180][ T8873] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 618.333192][ T8873] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 618.333205][ T8873] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 618.333217][ T8873] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 618.333248][ T8873] [ 618.333267][ T8873] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 618.688651][ T8873] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 618.887909][ T9932] loop4: detected capacity change from 0 to 32768 [ 618.931212][ T9932] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 618.931231][ T9932] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 618.937312][ T9921] loop0: detected capacity change from 0 to 32768 [ 619.017877][ T9932] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 619.023751][ T9921] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 619.023774][ T9921] CPU: 0 UID: 0 PID: 9921 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 619.023795][ T9921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 619.023805][ T9921] Call Trace: [ 619.023813][ T9921] [ 619.023821][ T9921] dump_stack_lvl+0xe8/0x150 [ 619.023850][ T9921] sysfs_create_dir_ns+0x271/0x2a0 [ 619.023873][ T9921] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 619.023899][ T9921] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 619.023923][ T9921] ? rt_spin_unlock+0x160/0x200 [ 619.023950][ T9921] kobject_add_internal+0x631/0xd10 [ 619.023983][ T9921] kobject_init_and_add+0x12b/0x1a0 [ 619.024013][ T9921] ? __pfx_kobject_init_and_add+0x10/0x10 [ 619.024039][ T9921] ? __raw_spin_lock_init+0x45/0x100 [ 619.024065][ T9921] ? __init_swait_queue_head+0xa9/0x150 [ 619.024095][ T9921] gfs2_sys_fs_add+0x257/0x480 [ 619.024118][ T9921] ? is_dynamic_key+0x1ac/0x1c0 [ 619.024138][ T9921] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 619.024168][ T9921] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 619.024201][ T9921] gfs2_fill_super+0x141c/0x2220 [ 619.024236][ T9921] ? __pfx_gfs2_fill_super+0x10/0x10 [ 619.024253][ T9921] ? rt_spin_unlock+0x14f/0x200 [ 619.024282][ T9921] ? sb_set_blocksize+0x11b/0x210 [ 619.024303][ T9921] ? setup_bdev_super+0x4c1/0x5b0 [ 619.024332][ T9921] get_tree_bdev_flags+0x431/0x4f0 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 619.024357][ T9921] ? __pfx_gfs2_fill_super+0x10/0x10 [ 619.024377][ T9921] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 619.024401][ T9921] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 619.024436][ T9921] gfs2_get_tree+0x51/0x1e0 [ 619.024462][ T9921] vfs_get_tree+0x92/0x2a0 [ 619.024488][ T9921] do_new_mount+0x341/0xd30 [ 619.024506][ T9921] ? apparmor_capable+0x126/0x170 [ 619.024538][ T9921] ? __pfx_do_new_mount+0x10/0x10 [ 619.024559][ T9921] ? ns_capable+0x89/0xe0 [ 619.024587][ T9921] ? user_path_at+0xd4/0x160 [ 619.024613][ T9921] ? user_path_at+0xd4/0x160 [ 619.024638][ T9921] __se_sys_mount+0x31d/0x420 [ 619.024666][ T9921] ? __pfx___se_sys_mount+0x10/0x10 [ 619.024695][ T9921] ? __x64_sys_mount+0x20/0xc0 [ 619.024716][ T9921] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 619.024737][ T9921] do_syscall_64+0x15f/0xf80 [ 619.024758][ T9921] ? trace_irq_disable+0x3b/0x140 [ 619.024784][ T9921] ? clear_bhb_loop+0x40/0x90 [ 619.024807][ T9921] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 619.024826][ T9921] RIP: 0033:0x7f770446993a executing program [ 619.024844][ T9921] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 619.024860][ T9921] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 619.024880][ T9921] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 619.024894][ T9921] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 619.024906][ T9921] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 619.024917][ T9921] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 619.024928][ T9921] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 619.024956][ T9921] [ 619.060775][ T32] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 619.060794][ T32] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 619.120332][ T9921] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 619.120353][ T9921] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 619.437139][ T32] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 376ms [ 619.437364][ T32] gfs2: fsid=syz:syz.0: jid=0: Done [ 619.457117][ T9932] gfs2: fsid=syz:syz.0: first mount done, others may mount executing program [ 619.573803][ T9927] loop3: detected capacity change from 0 to 32768 [ 619.607220][ T6827] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 619.610352][ T9927] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 619.610372][ T9927] CPU: 1 UID: 0 PID: 9927 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 619.610392][ T9927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 619.610403][ T9927] Call Trace: [ 619.610410][ T9927] [ 619.610418][ T9927] dump_stack_lvl+0xe8/0x150 [ 619.610447][ T9927] sysfs_create_dir_ns+0x271/0x2a0 [ 619.610469][ T9927] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 619.610494][ T9927] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 619.610519][ T9927] ? rt_spin_unlock+0x160/0x200 [ 619.610546][ T9927] kobject_add_internal+0x631/0xd10 [ 619.610583][ T9927] kobject_init_and_add+0x12b/0x1a0 [ 619.610612][ T9927] ? __pfx_kobject_init_and_add+0x10/0x10 [ 619.610635][ T9927] ? __raw_spin_lock_init+0x45/0x100 [ 619.610660][ T9927] ? __init_swait_queue_head+0xa9/0x150 [ 619.610686][ T9927] gfs2_sys_fs_add+0x257/0x480 [ 619.610707][ T9927] ? is_dynamic_key+0x1ac/0x1c0 [ 619.610725][ T9927] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 619.610757][ T9927] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 619.610790][ T9927] gfs2_fill_super+0x141c/0x2220 [ 619.610822][ T9927] ? __pfx_gfs2_fill_super+0x10/0x10 [ 619.610840][ T9927] ? rt_spin_unlock+0x14f/0x200 [ 619.610869][ T9927] ? sb_set_blocksize+0x11b/0x210 [ 619.610890][ T9927] ? setup_bdev_super+0x4c1/0x5b0 [ 619.610919][ T9927] get_tree_bdev_flags+0x431/0x4f0 [ 619.610944][ T9927] ? __pfx_gfs2_fill_super+0x10/0x10 [ 619.610962][ T9927] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 619.610985][ T9927] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 619.611019][ T9927] gfs2_get_tree+0x51/0x1e0 [ 619.611043][ T9927] vfs_get_tree+0x92/0x2a0 [ 619.611071][ T9927] do_new_mount+0x341/0xd30 [ 619.611090][ T9927] ? apparmor_capable+0x126/0x170 [ 619.611116][ T9927] ? __pfx_do_new_mount+0x10/0x10 [ 619.611136][ T9927] ? ns_capable+0x89/0xe0 [ 619.611161][ T9927] ? user_path_at+0xd4/0x160 [ 619.611187][ T9927] ? user_path_at+0xd4/0x160 [ 619.611207][ T9927] __se_sys_mount+0x31d/0x420 [ 619.611240][ T9927] ? __pfx___se_sys_mount+0x10/0x10 [ 619.611265][ T9927] ? __x64_sys_mount+0x20/0xc0 [ 619.611283][ T9927] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 619.611303][ T9927] do_syscall_64+0x15f/0xf80 [ 619.611323][ T9927] ? trace_irq_disable+0x3b/0x140 [ 619.611346][ T9927] ? clear_bhb_loop+0x40/0x90 [ 619.611366][ T9927] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 619.611384][ T9927] RIP: 0033:0x7f770446993a the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 619.611400][ T9927] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 619.611415][ T9927] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 619.611436][ T9927] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 619.611450][ T9927] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 619.611462][ T9927] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 executing program [ 619.611474][ T9927] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 619.611485][ T9927] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 619.611513][ T9927] [ 619.613313][ T9927] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 619.613331][ T9927] gfs2: fsid=syz:syz: error -17 adding sysfs files the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 620.020413][ T9932] gfs2: fsid=syz:syz.0: found 1 quota changes [ 620.034066][ T9932] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 620.093033][ T6821] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 620.149326][ T8875] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 620.149363][ T8875] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 620.149391][ T8875] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8875 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 620.149435][ T8875] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 620.149460][ T8875] CPU: 1 UID: 0 PID: 8875 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 620.149480][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 620.149489][ T8875] Call Trace: [ 620.149497][ T8875] [ 620.149505][ T8875] dump_stack_lvl+0xe8/0x150 [ 620.149530][ T8875] gfs2_withdraw+0xc3/0x1b0 [ 620.149551][ T8875] inode_go_instantiate+0xe69/0x12a0 [ 620.149581][ T8875] ? __pfx_inode_go_instantiate+0x10/0x10 [ 620.149597][ T8875] ? rt_spin_unlock+0x160/0x200 [ 620.149632][ T8875] gfs2_instantiate+0x168/0x220 [ 620.149653][ T8875] gfs2_glock_wait+0x1d7/0x2a0 [ 620.149672][ T8875] do_sync+0x49a/0xcb0 [ 620.149692][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 620.149721][ T8875] ? __pfx_do_sync+0x10/0x10 [ 620.149741][ T8875] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 620.149772][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 620.149795][ T8875] ? rt_spin_unlock+0x14f/0x200 [ 620.149825][ T8875] ? rt_spin_unlock+0x160/0x200 [ 620.149852][ T8875] gfs2_quota_sync+0x370/0x470 [ 620.149885][ T8875] gfs2_sync_fs+0x4c/0xb0 [ 620.149908][ T8875] sync_filesystem+0xed/0x250 [ 620.149934][ T8875] generic_shutdown_super+0x77/0x2d0 [ 620.149961][ T8875] kill_block_super+0x44/0x90 [ 620.149985][ T8875] deactivate_locked_super+0xbc/0x130 [ 620.150009][ T8875] cleanup_mnt+0x437/0x4d0 [ 620.150033][ T8875] ? _raw_spin_unlock_irq+0x23/0x50 [ 620.150057][ T8875] task_work_run+0x1d9/0x270 [ 620.150082][ T8875] ? __pfx_task_work_run+0x10/0x10 [ 620.150111][ T8875] exit_to_user_mode_loop+0xf3/0x4d0 [ 620.150128][ T8875] ? rcu_is_watching+0x15/0xb0 [ 620.150151][ T8875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 620.150171][ T8875] do_syscall_64+0x33e/0xf80 [ 620.150191][ T8875] ? trace_irq_disable+0x3b/0x140 [ 620.150216][ T8875] ? clear_bhb_loop+0x40/0x90 [ 620.150240][ T8875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 620.150258][ T8875] RIP: 0033:0x7f7704469907 [ 620.150276][ T8875] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 620.150293][ T8875] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 620.150314][ T8875] RAX: 0000000000000000 RBX: 00000000000969c4 RCX: 00007f7704469907 [ 620.150326][ T8875] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 620.150338][ T8875] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 620.150349][ T8875] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 620.150361][ T8875] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 620.150392][ T8875] [ 620.154548][ T8875] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 620.621216][ T8875] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 620.864714][ T9939] loop1: detected capacity change from 0 to 32768 [ 620.891372][ T9939] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 620.891390][ T9939] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... executing program [ 620.986664][ T9939] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 620.994167][ T5271] 8021q: adding VLAN 0 to HW filter on device eth16 [ 620.998874][ T32] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 620.998891][ T32] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 621.214558][ T32] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 215ms [ 621.214764][ T32] gfs2: fsid=syz:syz.0: jid=0: Done [ 621.214810][ T9939] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 621.256268][ T9951] loop0: detected capacity change from 0 to 32768 [ 621.280168][ T9951] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 621.280191][ T9951] CPU: 0 UID: 0 PID: 9951 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 621.280212][ T9951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 621.280222][ T9951] Call Trace: [ 621.280230][ T9951] [ 621.280239][ T9951] dump_stack_lvl+0xe8/0x150 [ 621.280268][ T9951] sysfs_create_dir_ns+0x271/0x2a0 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 621.280292][ T9951] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 621.280320][ T9951] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 621.280346][ T9951] ? rt_spin_unlock+0x160/0x200 [ 621.280374][ T9951] kobject_add_internal+0x631/0xd10 [ 621.280414][ T9951] kobject_init_and_add+0x12b/0x1a0 [ 621.280443][ T9951] ? __pfx_kobject_init_and_add+0x10/0x10 [ 621.280470][ T9951] ? __raw_spin_lock_init+0x45/0x100 [ 621.280498][ T9951] ? __init_swait_queue_head+0xa9/0x150 [ 621.280528][ T9951] gfs2_sys_fs_add+0x257/0x480 [ 621.280551][ T9951] ? is_dynamic_key+0x1ac/0x1c0 [ 621.280571][ T9951] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 621.280603][ T9951] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 621.280637][ T9951] gfs2_fill_super+0x141c/0x2220 [ 621.280675][ T9951] ? __pfx_gfs2_fill_super+0x10/0x10 [ 621.280694][ T9951] ? rt_spin_unlock+0x14f/0x200 [ 621.280722][ T9951] ? sb_set_blocksize+0x11b/0x210 [ 621.280744][ T9951] ? setup_bdev_super+0x4c1/0x5b0 [ 621.280774][ T9951] get_tree_bdev_flags+0x431/0x4f0 [ 621.280800][ T9951] ? __pfx_gfs2_fill_super+0x10/0x10 executing program [ 621.280819][ T9951] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 621.280842][ T9951] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 621.280878][ T9951] gfs2_get_tree+0x51/0x1e0 [ 621.280901][ T9951] vfs_get_tree+0x92/0x2a0 [ 621.280929][ T9951] do_new_mount+0x341/0xd30 [ 621.280948][ T9951] ? apparmor_capable+0x126/0x170 [ 621.280975][ T9951] ? __pfx_do_new_mount+0x10/0x10 [ 621.280996][ T9951] ? ns_capable+0x89/0xe0 [ 621.281024][ T9951] ? user_path_at+0xd4/0x160 [ 621.281051][ T9951] ? user_path_at+0xd4/0x160 [ 621.281077][ T9951] __se_sys_mount+0x31d/0x420 [ 621.281103][ T9951] ? __pfx___se_sys_mount+0x10/0x10 [ 621.281132][ T9951] ? __x64_sys_mount+0x20/0xc0 [ 621.281152][ T9951] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 621.281172][ T9951] do_syscall_64+0x15f/0xf80 [ 621.281193][ T9951] ? trace_irq_disable+0x3b/0x140 [ 621.281218][ T9951] ? clear_bhb_loop+0x40/0x90 [ 621.281240][ T9951] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 621.281258][ T9951] RIP: 0033:0x7f770446993a [ 621.281277][ T9951] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 621.281291][ T9951] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 621.281311][ T9951] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 621.281325][ T9951] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 621.281338][ T9951] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 621.281351][ T9951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 621.281363][ T9951] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 621.281399][ T9951] [ 621.282932][ T9951] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 621.282951][ T9951] gfs2: fsid=syz:syz: error -17 adding sysfs files the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 621.852113][ T6800] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 621.886127][ T9939] gfs2: fsid=syz:syz.0: found 1 quota changes [ 621.906890][ T9939] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 622.017063][ T9956] loop2: detected capacity change from 0 to 32768 [ 622.066510][ T8872] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 622.066545][ T8872] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 622.066574][ T8872] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8872 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 622.066614][ T8872] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 622.066641][ T8872] CPU: 1 UID: 0 PID: 8872 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 622.066662][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 622.066672][ T8872] Call Trace: [ 622.066681][ T8872] [ 622.066689][ T8872] dump_stack_lvl+0xe8/0x150 [ 622.066715][ T8872] gfs2_withdraw+0xc3/0x1b0 [ 622.066737][ T8872] inode_go_instantiate+0xe69/0x12a0 [ 622.066764][ T8872] ? __pfx_bit_wait+0x10/0x10 [ 622.066786][ T8872] ? __pfx_inode_go_instantiate+0x10/0x10 [ 622.066804][ T8872] ? rt_spin_unlock+0x160/0x200 [ 622.066835][ T8872] ? __pfx_wake_bit_function+0x10/0x10 [ 622.066869][ T8872] gfs2_instantiate+0x168/0x220 [ 622.066893][ T8872] gfs2_glock_wait+0x1d7/0x2a0 [ 622.066917][ T8872] do_sync+0x49a/0xcb0 [ 622.066941][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 622.066973][ T8872] ? __pfx_do_sync+0x10/0x10 [ 622.066995][ T8872] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 622.067027][ T8872] ? gfs2_quota_sync+0x370/0x470 [ 622.067048][ T8872] ? rt_spin_unlock+0x14f/0x200 [ 622.067076][ T8872] ? rt_spin_unlock+0x160/0x200 [ 622.067103][ T8872] gfs2_quota_sync+0x370/0x470 [ 622.067137][ T8872] gfs2_sync_fs+0x4c/0xb0 [ 622.067162][ T8872] sync_filesystem+0xed/0x250 [ 622.067191][ T8872] generic_shutdown_super+0x77/0x2d0 [ 622.067220][ T8872] kill_block_super+0x44/0x90 [ 622.067246][ T8872] deactivate_locked_super+0xbc/0x130 [ 622.067272][ T8872] cleanup_mnt+0x437/0x4d0 [ 622.067305][ T8872] ? _raw_spin_unlock_irq+0x23/0x50 [ 622.067331][ T8872] task_work_run+0x1d9/0x270 [ 622.067360][ T8872] ? __pfx_task_work_run+0x10/0x10 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 622.067392][ T8872] exit_to_user_mode_loop+0xf3/0x4d0 [ 622.067411][ T8872] ? rcu_is_watching+0x15/0xb0 [ 622.067434][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 622.067456][ T8872] do_syscall_64+0x33e/0xf80 [ 622.067477][ T8872] ? trace_irq_disable+0x3b/0x140 [ 622.067502][ T8872] ? clear_bhb_loop+0x40/0x90 [ 622.067525][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 622.067543][ T8872] RIP: 0033:0x7f7704469907 [ 622.067561][ T8872] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 622.067576][ T8872] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 622.067595][ T8872] RAX: 0000000000000000 RBX: 0000000000096dcf RCX: 00007f7704469907 [ 622.067608][ T8872] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 622.067620][ T8872] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 622.067632][ T8872] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 622.067645][ T8872] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 622.067676][ T8872] [ 622.067695][ T8872] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 622.075265][ T9956] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 622.075288][ T9956] CPU: 0 UID: 0 PID: 9956 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 622.075310][ T9956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 executing program [ 622.075321][ T9956] Call Trace: [ 622.075328][ T9956] [ 622.075336][ T9956] dump_stack_lvl+0xe8/0x150 [ 622.075365][ T9956] sysfs_create_dir_ns+0x271/0x2a0 [ 622.075388][ T9956] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 622.075416][ T9956] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 622.075448][ T9956] ? rt_spin_unlock+0x160/0x200 [ 622.075475][ T9956] kobject_add_internal+0x631/0xd10 [ 622.075512][ T9956] kobject_init_and_add+0x12b/0x1a0 [ 622.075541][ T9956] ? __pfx_kobject_init_and_add+0x10/0x10 [ 622.075567][ T9956] ? __raw_spin_lock_init+0x45/0x100 [ 622.075594][ T9956] ? __init_swait_queue_head+0xa9/0x150 [ 622.075624][ T9956] gfs2_sys_fs_add+0x257/0x480 [ 622.075647][ T9956] ? is_dynamic_key+0x1ac/0x1c0 [ 622.075666][ T9956] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 622.075701][ T9956] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 622.075733][ T9956] gfs2_fill_super+0x141c/0x2220 [ 622.075764][ T9956] ? __pfx_gfs2_fill_super+0x10/0x10 [ 622.075781][ T9956] ? rt_spin_unlock+0x14f/0x200 [ 622.075806][ T9956] ? sb_set_blocksize+0x11b/0x210 [ 622.075826][ T9956] ? setup_bdev_super+0x4c1/0x5b0 [ 622.075853][ T9956] get_tree_bdev_flags+0x431/0x4f0 [ 622.075876][ T9956] ? __pfx_gfs2_fill_super+0x10/0x10 [ 622.075895][ T9956] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 622.075918][ T9956] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 622.075949][ T9956] gfs2_get_tree+0x51/0x1e0 [ 622.075969][ T9956] vfs_get_tree+0x92/0x2a0 [ 622.075994][ T9956] do_new_mount+0x341/0xd30 [ 622.076012][ T9956] ? apparmor_capable+0x126/0x170 [ 622.076049][ T9956] ? __pfx_do_new_mount+0x10/0x10 [ 622.076070][ T9956] ? ns_capable+0x89/0xe0 [ 622.076099][ T9956] ? user_path_at+0xd4/0x160 [ 622.076124][ T9956] ? user_path_at+0xd4/0x160 [ 622.076146][ T9956] __se_sys_mount+0x31d/0x420 [ 622.076172][ T9956] ? __pfx___se_sys_mount+0x10/0x10 [ 622.076196][ T9956] ? __x64_sys_mount+0x20/0xc0 [ 622.076215][ T9956] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 622.076234][ T9956] do_syscall_64+0x15f/0xf80 [ 622.076255][ T9956] ? trace_irq_disable+0x3b/0x140 [ 622.076278][ T9956] ? clear_bhb_loop+0x40/0x90 [ 622.076305][ T9956] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 622.076320][ T9956] RIP: 0033:0x7f770446993a [ 622.076337][ T9956] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 622.076352][ T9956] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 622.076370][ T9956] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 622.076383][ T9956] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 622.076394][ T9956] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 622.076407][ T9956] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 622.076417][ T9956] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 622.076443][ T9956] [ 622.266484][ T9956] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 622.266506][ T9956] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 622.418451][ T6827] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 622.750054][ T8872] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) [ 622.968829][ T9964] loop3: detected capacity change from 0 to 32768 [ 623.040319][ T9964] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 623.040339][ T9964] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 623.134049][ T9964] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 623.160770][ T32] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 623.160790][ T32] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 623.279748][ T9977] loop0: detected capacity change from 0 to 32768 [ 623.313550][ T9977] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 623.313574][ T9977] CPU: 1 UID: 0 PID: 9977 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 623.313595][ T9977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 623.313606][ T9977] Call Trace: [ 623.313614][ T9977] [ 623.313622][ T9977] dump_stack_lvl+0xe8/0x150 [ 623.313660][ T9977] sysfs_create_dir_ns+0x271/0x2a0 [ 623.313687][ T9977] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 623.313715][ T9977] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 623.313740][ T9977] ? rt_spin_unlock+0x160/0x200 [ 623.313767][ T9977] kobject_add_internal+0x631/0xd10 [ 623.313800][ T9977] kobject_init_and_add+0x12b/0x1a0 [ 623.313830][ T9977] ? __pfx_kobject_init_and_add+0x10/0x10 [ 623.313864][ T9977] ? __raw_spin_lock_init+0x45/0x100 [ 623.313893][ T9977] ? __init_swait_queue_head+0xa9/0x150 [ 623.313924][ T9977] gfs2_sys_fs_add+0x257/0x480 [ 623.313946][ T9977] ? is_dynamic_key+0x1ac/0x1c0 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 623.313966][ T9977] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 623.313997][ T9977] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 623.314031][ T9977] gfs2_fill_super+0x141c/0x2220 [ 623.314068][ T9977] ? __pfx_gfs2_fill_super+0x10/0x10 [ 623.314085][ T9977] ? rt_spin_unlock+0x14f/0x200 [ 623.314114][ T9977] ? sb_set_blocksize+0x11b/0x210 [ 623.314136][ T9977] ? setup_bdev_super+0x4c1/0x5b0 [ 623.314165][ T9977] get_tree_bdev_flags+0x431/0x4f0 [ 623.314191][ T9977] ? __pfx_gfs2_fill_super+0x10/0x10 [ 623.314209][ T9977] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 623.314232][ T9977] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 623.314267][ T9977] gfs2_get_tree+0x51/0x1e0 [ 623.314290][ T9977] vfs_get_tree+0x92/0x2a0 [ 623.314318][ T9977] do_new_mount+0x341/0xd30 [ 623.314338][ T9977] ? apparmor_capable+0x126/0x170 [ 623.314368][ T9977] ? __pfx_do_new_mount+0x10/0x10 [ 623.314389][ T9977] ? ns_capable+0x89/0xe0 [ 623.314416][ T9977] ? user_path_at+0xd4/0x160 [ 623.314451][ T9977] ? user_path_at+0xd4/0x160 executing program [ 623.314477][ T9977] __se_sys_mount+0x31d/0x420 [ 623.314505][ T9977] ? __pfx___se_sys_mount+0x10/0x10 [ 623.314534][ T9977] ? __x64_sys_mount+0x20/0xc0 [ 623.314554][ T9977] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 623.314575][ T9977] do_syscall_64+0x15f/0xf80 [ 623.314595][ T9977] ? trace_irq_disable+0x3b/0x140 [ 623.314620][ T9977] ? clear_bhb_loop+0x40/0x90 [ 623.314643][ T9977] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 623.314660][ T9977] RIP: 0033:0x7f770446993a [ 623.314679][ T9977] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 623.314696][ T9977] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 623.314716][ T9977] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 623.314730][ T9977] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 623.314742][ T9977] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 623.314755][ T9977] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 623.314766][ T9977] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 623.314796][ T9977] [ 623.345348][ T32] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 184ms [ 623.345538][ T32] gfs2: fsid=syz:syz.0: jid=0: Done [ 623.345639][ T9964] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 623.389447][ T9977] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. executing program [ 623.389469][ T9977] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 623.757864][ T9970] loop4: detected capacity change from 0 to 32768 [ 623.812890][ T9970] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 623.812912][ T9970] CPU: 0 UID: 0 PID: 9970 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 623.812933][ T9970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 623.812943][ T9970] Call Trace: [ 623.812950][ T9970] [ 623.812958][ T9970] dump_stack_lvl+0xe8/0x150 [ 623.812987][ T9970] sysfs_create_dir_ns+0x271/0x2a0 [ 623.813009][ T9970] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 623.813046][ T9970] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 623.813071][ T9970] ? rt_spin_unlock+0x160/0x200 [ 623.813098][ T9970] kobject_add_internal+0x631/0xd10 [ 623.813130][ T9970] kobject_init_and_add+0x12b/0x1a0 [ 623.813158][ T9970] ? __pfx_kobject_init_and_add+0x10/0x10 [ 623.813183][ T9970] ? __raw_spin_lock_init+0x45/0x100 [ 623.813208][ T9970] ? __init_swait_queue_head+0xa9/0x150 [ 623.813238][ T9970] gfs2_sys_fs_add+0x257/0x480 [ 623.813262][ T9970] ? is_dynamic_key+0x1ac/0x1c0 [ 623.813282][ T9970] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 623.813314][ T9970] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 623.813347][ T9970] gfs2_fill_super+0x141c/0x2220 [ 623.813387][ T9970] ? __pfx_gfs2_fill_super+0x10/0x10 [ 623.813405][ T9970] ? rt_spin_unlock+0x14f/0x200 [ 623.813433][ T9970] ? sb_set_blocksize+0x11b/0x210 [ 623.813454][ T9970] ? setup_bdev_super+0x4c1/0x5b0 [ 623.813483][ T9970] get_tree_bdev_flags+0x431/0x4f0 [ 623.813509][ T9970] ? __pfx_gfs2_fill_super+0x10/0x10 [ 623.813528][ T9970] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 623.813551][ T9970] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 623.813583][ T9970] gfs2_get_tree+0x51/0x1e0 [ 623.813604][ T9970] vfs_get_tree+0x92/0x2a0 [ 623.813630][ T9970] do_new_mount+0x341/0xd30 [ 623.813649][ T9970] ? apparmor_capable+0x126/0x170 [ 623.813674][ T9970] ? __pfx_do_new_mount+0x10/0x10 [ 623.813693][ T9970] ? ns_capable+0x89/0xe0 [ 623.813719][ T9970] ? user_path_at+0xd4/0x160 [ 623.813743][ T9970] ? user_path_at+0xd4/0x160 [ 623.813764][ T9970] __se_sys_mount+0x31d/0x420 [ 623.813789][ T9970] ? __pfx___se_sys_mount+0x10/0x10 [ 623.813812][ T9970] ? __x64_sys_mount+0x20/0xc0 [ 623.813828][ T9970] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 623.813844][ T9970] do_syscall_64+0x15f/0xf80 [ 623.813861][ T9970] ? trace_irq_disable+0x3b/0x140 [ 623.813881][ T9970] ? clear_bhb_loop+0x40/0x90 [ 623.813898][ T9970] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 623.813912][ T9970] RIP: 0033:0x7f770446993a the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 623.813928][ T9970] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 623.813941][ T9970] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 623.813958][ T9970] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 623.813969][ T9970] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 623.813979][ T9970] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 623.813989][ T9970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 623.813998][ T9970] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 623.814020][ T9970] [ 623.814066][ T9970] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 623.814080][ T9970] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 624.119656][ T6827] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 624.229697][ T9964] gfs2: fsid=syz:syz.0: found 1 quota changes [ 624.366961][ T8874] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 624.367005][ T8874] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 624.367031][ T8874] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8874 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 624.367068][ T8874] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 624.367095][ T8874] CPU: 0 UID: 0 PID: 8874 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 624.367115][ T8874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 624.367126][ T8874] Call Trace: [ 624.367134][ T8874] [ 624.367143][ T8874] dump_stack_lvl+0xe8/0x150 [ 624.367169][ T8874] gfs2_withdraw+0xc3/0x1b0 [ 624.367191][ T8874] inode_go_instantiate+0xe69/0x12a0 [ 624.367219][ T8874] ? __pfx_inode_go_instantiate+0x10/0x10 [ 624.367237][ T8874] ? rt_spin_unlock+0x160/0x200 [ 624.367275][ T8874] gfs2_instantiate+0x168/0x220 [ 624.367299][ T8874] gfs2_glock_wait+0x1d7/0x2a0 [ 624.367323][ T8874] do_sync+0x49a/0xcb0 [ 624.367347][ T8874] ? gfs2_quota_sync+0x370/0x470 [ 624.367380][ T8874] ? __pfx_do_sync+0x10/0x10 [ 624.367401][ T8874] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 624.367432][ T8874] ? gfs2_quota_sync+0x370/0x470 [ 624.367454][ T8874] ? rt_spin_unlock+0x14f/0x200 [ 624.367482][ T8874] ? rt_spin_unlock+0x160/0x200 [ 624.367508][ T8874] gfs2_quota_sync+0x370/0x470 [ 624.367539][ T8874] gfs2_sync_fs+0x4c/0xb0 [ 624.367564][ T8874] sync_filesystem+0xed/0x250 [ 624.367593][ T8874] generic_shutdown_super+0x77/0x2d0 [ 624.367618][ T8874] kill_block_super+0x44/0x90 [ 624.367642][ T8874] deactivate_locked_super+0xbc/0x130 [ 624.367667][ T8874] cleanup_mnt+0x437/0x4d0 [ 624.367689][ T8874] ? _raw_spin_unlock_irq+0x23/0x50 [ 624.367713][ T8874] task_work_run+0x1d9/0x270 [ 624.367737][ T8874] ? __pfx_task_work_run+0x10/0x10 [ 624.367767][ T8874] exit_to_user_mode_loop+0xf3/0x4d0 [ 624.367785][ T8874] ? rcu_is_watching+0x15/0xb0 [ 624.367808][ T8874] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 624.367828][ T8874] do_syscall_64+0x33e/0xf80 [ 624.367847][ T8874] ? trace_irq_disable+0x3b/0x140 [ 624.367871][ T8874] ? clear_bhb_loop+0x40/0x90 [ 624.367894][ T8874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 624.367913][ T8874] RIP: 0033:0x7f7704469907 [ 624.367931][ T8874] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 624.367947][ T8874] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 624.367968][ T8874] RAX: 0000000000000000 RBX: 00000000000974b9 RCX: 00007f7704469907 [ 624.367989][ T8874] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 624.368001][ T8874] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 624.368014][ T8874] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 624.368026][ T8874] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 624.368058][ T8874] [ 624.368066][ T8874] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 624.521646][ T1336] ieee802154 phy0 wpan0: encryption failed: -22 [ 624.521741][ T1336] ieee802154 phy1 wpan1: encryption failed: -22 [ 624.566009][ T6821] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 624.905857][ T5271] 8021q: adding VLAN 0 to HW filter on device eth17 [ 624.988661][ T8874] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) executing program [ 625.420011][ T9985] loop2: detected capacity change from 0 to 32768 [ 625.449975][ T9985] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 625.449994][ T9985] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 625.542755][ T9985] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 625.554659][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 625.554676][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 625.616427][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 61ms [ 625.616644][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 625.616742][ T9985] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 625.888055][T10008] loop4: detected capacity change from 0 to 32768 [ 625.923098][T10008] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 625.923122][T10008] CPU: 1 UID: 0 PID: 10008 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 625.923144][T10008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 625.923155][T10008] Call Trace: [ 625.923163][T10008] [ 625.923171][T10008] dump_stack_lvl+0xe8/0x150 [ 625.923200][T10008] sysfs_create_dir_ns+0x271/0x2a0 [ 625.923223][T10008] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 625.923252][T10008] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 625.923277][T10008] ? rt_spin_unlock+0x160/0x200 [ 625.923306][T10008] kobject_add_internal+0x631/0xd10 [ 625.923339][T10008] kobject_init_and_add+0x12b/0x1a0 [ 625.923368][T10008] ? __pfx_kobject_init_and_add+0x10/0x10 [ 625.923394][T10008] ? __raw_spin_lock_init+0x45/0x100 [ 625.923421][T10008] ? __init_swait_queue_head+0xa9/0x150 [ 625.923450][T10008] gfs2_sys_fs_add+0x257/0x480 [ 625.923473][T10008] ? is_dynamic_key+0x1ac/0x1c0 [ 625.923493][T10008] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 625.923525][T10008] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 625.923559][T10008] gfs2_fill_super+0x141c/0x2220 [ 625.923592][T10008] ? __pfx_gfs2_fill_super+0x10/0x10 [ 625.923608][T10008] ? rt_spin_unlock+0x14f/0x200 [ 625.923636][T10008] ? sb_set_blocksize+0x11b/0x210 [ 625.923658][T10008] ? setup_bdev_super+0x4c1/0x5b0 [ 625.923687][T10008] get_tree_bdev_flags+0x431/0x4f0 [ 625.923713][T10008] ? __pfx_gfs2_fill_super+0x10/0x10 [ 625.923732][T10008] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 625.923756][T10008] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 625.923790][T10008] gfs2_get_tree+0x51/0x1e0 [ 625.923813][T10008] vfs_get_tree+0x92/0x2a0 [ 625.923840][T10008] do_new_mount+0x341/0xd30 [ 625.923867][T10008] ? apparmor_capable+0x126/0x170 [ 625.923894][T10008] ? __pfx_do_new_mount+0x10/0x10 [ 625.923915][T10008] ? ns_capable+0x89/0xe0 [ 625.923943][T10008] ? user_path_at+0xd4/0x160 [ 625.923970][T10008] ? user_path_at+0xd4/0x160 [ 625.923994][T10008] __se_sys_mount+0x31d/0x420 [ 625.924021][T10008] ? __pfx___se_sys_mount+0x10/0x10 [ 625.924049][T10008] ? __x64_sys_mount+0x20/0xc0 [ 625.924069][T10008] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 625.924088][T10008] do_syscall_64+0x15f/0xf80 [ 625.924108][T10008] ? trace_irq_disable+0x3b/0x140 [ 625.924131][T10008] ? clear_bhb_loop+0x40/0x90 [ 625.924153][T10008] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 625.924171][T10008] RIP: 0033:0x7f770446993a [ 625.924192][T10008] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 625.924207][T10008] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 625.924227][T10008] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 625.924240][T10008] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 625.924253][T10008] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 625.924265][T10008] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 625.924276][T10008] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 625.924303][T10008] [ 625.924340][T10008] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 625.924355][T10008] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 625.942153][ T9999] loop0: detected capacity change from 0 to 32768 [ 626.051172][ T9999] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 626.051195][ T9999] CPU: 1 UID: 0 PID: 9999 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 626.051217][ T9999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 626.051228][ T9999] Call Trace: [ 626.051235][ T9999] [ 626.051242][ T9999] dump_stack_lvl+0xe8/0x150 [ 626.051270][ T9999] sysfs_create_dir_ns+0x271/0x2a0 [ 626.051294][ T9999] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 626.051321][ T9999] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 626.051346][ T9999] ? rt_spin_unlock+0x160/0x200 [ 626.051373][ T9999] kobject_add_internal+0x631/0xd10 executing program [ 626.051404][ T9999] kobject_init_and_add+0x12b/0x1a0 [ 626.051433][ T9999] ? __pfx_kobject_init_and_add+0x10/0x10 [ 626.051459][ T9999] ? __raw_spin_lock_init+0x45/0x100 [ 626.051486][ T9999] ? __init_swait_queue_head+0xa9/0x150 [ 626.051514][ T9999] gfs2_sys_fs_add+0x257/0x480 [ 626.051537][ T9999] ? is_dynamic_key+0x1ac/0x1c0 [ 626.051555][ T9999] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 626.051585][ T9999] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 626.051618][ T9999] gfs2_fill_super+0x141c/0x2220 [ 626.051655][ T9999] ? __pfx_gfs2_fill_super+0x10/0x10 [ 626.051671][ T9999] ? rt_spin_unlock+0x14f/0x200 [ 626.051699][ T9999] ? sb_set_blocksize+0x11b/0x210 [ 626.051720][ T9999] ? setup_bdev_super+0x4c1/0x5b0 [ 626.051749][ T9999] get_tree_bdev_flags+0x431/0x4f0 [ 626.051774][ T9999] ? __pfx_gfs2_fill_super+0x10/0x10 [ 626.051792][ T9999] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 626.051822][ T9999] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 626.051857][ T9999] gfs2_get_tree+0x51/0x1e0 [ 626.051879][ T9999] vfs_get_tree+0x92/0x2a0 [ 626.051906][ T9999] do_new_mount+0x341/0xd30 [ 626.051925][ T9999] ? apparmor_capable+0x126/0x170 [ 626.051951][ T9999] ? __pfx_do_new_mount+0x10/0x10 [ 626.051971][ T9999] ? ns_capable+0x89/0xe0 [ 626.051999][ T9999] ? user_path_at+0xd4/0x160 [ 626.052024][ T9999] ? user_path_at+0xd4/0x160 [ 626.052048][ T9999] __se_sys_mount+0x31d/0x420 [ 626.052072][ T9999] ? __pfx___se_sys_mount+0x10/0x10 [ 626.052098][ T9999] ? __x64_sys_mount+0x20/0xc0 [ 626.052118][ T9999] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 626.052139][ T9999] do_syscall_64+0x15f/0xf80 [ 626.052159][ T9999] ? trace_irq_disable+0x3b/0x140 [ 626.052183][ T9999] ? clear_bhb_loop+0x40/0x90 [ 626.052204][ T9999] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 626.052222][ T9999] RIP: 0033:0x7f770446993a [ 626.052239][ T9999] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 626.052255][ T9999] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 626.052275][ T9999] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 626.052288][ T9999] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 626.052301][ T9999] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 626.052314][ T9999] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 626.052326][ T9999] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 626.052355][ T9999] [ 626.053118][ T9999] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 626.053135][ T9999] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 626.109534][ T9985] gfs2: fsid=syz:syz.0: found 1 quota changes [ 626.126958][ T9985] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 626.405964][ T8873] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 626.406000][ T8873] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 626.406030][ T8873] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8873 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 626.406070][ T8873] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 626.406097][ T8873] CPU: 1 UID: 0 PID: 8873 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 626.406118][ T8873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 626.406128][ T8873] Call Trace: [ 626.406135][ T8873] the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 626.406143][ T8873] dump_stack_lvl+0xe8/0x150 [ 626.406168][ T8873] gfs2_withdraw+0xc3/0x1b0 [ 626.406190][ T8873] inode_go_instantiate+0xe69/0x12a0 [ 626.406216][ T8873] ? __pfx_bit_wait+0x10/0x10 [ 626.406236][ T8873] ? __pfx_inode_go_instantiate+0x10/0x10 [ 626.406253][ T8873] ? rt_spin_unlock+0x160/0x200 [ 626.406279][ T8873] ? __pfx_wake_bit_function+0x10/0x10 [ 626.406311][ T8873] gfs2_instantiate+0x168/0x220 [ 626.406336][ T8873] gfs2_glock_wait+0x1d7/0x2a0 [ 626.406357][ T8873] do_sync+0x49a/0xcb0 executing program [ 626.406379][ T8873] ? gfs2_quota_sync+0x370/0x470 [ 626.406409][ T8873] ? __pfx_do_sync+0x10/0x10 [ 626.406430][ T8873] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 626.406463][ T8873] ? gfs2_quota_sync+0x370/0x470 [ 626.406484][ T8873] ? rt_spin_unlock+0x14f/0x200 [ 626.406520][ T8873] ? rt_spin_unlock+0x160/0x200 [ 626.406547][ T8873] gfs2_quota_sync+0x370/0x470 [ 626.406580][ T8873] gfs2_sync_fs+0x4c/0xb0 [ 626.406604][ T8873] sync_filesystem+0xed/0x250 [ 626.406631][ T8873] generic_shutdown_super+0x77/0x2d0 [ 626.406659][ T8873] kill_block_super+0x44/0x90 [ 626.406684][ T8873] deactivate_locked_super+0xbc/0x130 [ 626.406708][ T8873] cleanup_mnt+0x437/0x4d0 [ 626.406731][ T8873] ? _raw_spin_unlock_irq+0x23/0x50 [ 626.406755][ T8873] task_work_run+0x1d9/0x270 [ 626.406779][ T8873] ? __pfx_task_work_run+0x10/0x10 [ 626.406809][ T8873] exit_to_user_mode_loop+0xf3/0x4d0 [ 626.406827][ T8873] ? rcu_is_watching+0x15/0xb0 [ 626.406849][ T8873] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f executing program [ 626.406869][ T8873] do_syscall_64+0x33e/0xf80 [ 626.406889][ T8873] ? trace_irq_disable+0x3b/0x140 [ 626.406915][ T8873] ? clear_bhb_loop+0x40/0x90 [ 626.406936][ T8873] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 626.406955][ T8873] RIP: 0033:0x7f7704469907 [ 626.406972][ T8873] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 626.406987][ T8873] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 626.407007][ T8873] RAX: 0000000000000000 RBX: 0000000000097e3d RCX: 00007f7704469907 [ 626.407019][ T8873] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 626.407031][ T8873] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 626.407044][ T8873] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 626.407055][ T8873] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 626.407085][ T8873] [ 626.407204][ T8873] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 626.575542][ T6821] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 626.576175][ T6800] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 626.580354][T10002] loop1: detected capacity change from 0 to 32768 [ 626.658172][T10002] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 626.658195][T10002] CPU: 1 UID: 0 PID: 10002 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 626.658216][T10002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 626.658227][T10002] Call Trace: [ 626.658235][T10002] [ 626.658243][T10002] dump_stack_lvl+0xe8/0x150 [ 626.658272][T10002] sysfs_create_dir_ns+0x271/0x2a0 [ 626.658295][T10002] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 626.658322][T10002] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 626.658347][T10002] ? rt_spin_unlock+0x160/0x200 [ 626.658374][T10002] kobject_add_internal+0x631/0xd10 [ 626.658406][T10002] kobject_init_and_add+0x12b/0x1a0 [ 626.658435][T10002] ? __pfx_kobject_init_and_add+0x10/0x10 [ 626.658461][T10002] ? __raw_spin_lock_init+0x45/0x100 [ 626.658486][T10002] ? __init_swait_queue_head+0xa9/0x150 [ 626.658515][T10002] gfs2_sys_fs_add+0x257/0x480 [ 626.658538][T10002] ? is_dynamic_key+0x1ac/0x1c0 [ 626.658557][T10002] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 626.658588][T10002] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 626.658621][T10002] gfs2_fill_super+0x141c/0x2220 [ 626.658655][T10002] ? __pfx_gfs2_fill_super+0x10/0x10 [ 626.658673][T10002] ? rt_spin_unlock+0x14f/0x200 [ 626.658700][T10002] ? sb_set_blocksize+0x11b/0x210 [ 626.658722][T10002] ? setup_bdev_super+0x4c1/0x5b0 [ 626.658757][T10002] get_tree_bdev_flags+0x431/0x4f0 [ 626.658782][T10002] ? __pfx_gfs2_fill_super+0x10/0x10 [ 626.658801][T10002] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 626.658824][T10002] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 626.658859][T10002] gfs2_get_tree+0x51/0x1e0 [ 626.658880][T10002] vfs_get_tree+0x92/0x2a0 [ 626.658907][T10002] do_new_mount+0x341/0xd30 [ 626.658926][T10002] ? apparmor_capable+0x126/0x170 [ 626.658952][T10002] ? __pfx_do_new_mount+0x10/0x10 [ 626.658973][T10002] ? ns_capable+0x89/0xe0 [ 626.659000][T10002] ? user_path_at+0xd4/0x160 [ 626.659026][T10002] ? user_path_at+0xd4/0x160 [ 626.659051][T10002] __se_sys_mount+0x31d/0x420 [ 626.659073][T10002] ? __pfx___se_sys_mount+0x10/0x10 [ 626.659096][T10002] ? __x64_sys_mount+0x20/0xc0 [ 626.659117][T10002] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 626.659136][T10002] do_syscall_64+0x15f/0xf80 [ 626.659156][T10002] ? trace_irq_disable+0x3b/0x140 [ 626.659182][T10002] ? clear_bhb_loop+0x40/0x90 [ 626.659203][T10002] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 626.659221][T10002] RIP: 0033:0x7f770446993a [ 626.659238][T10002] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 626.659254][T10002] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 626.659275][T10002] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 626.659288][T10002] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 626.659301][T10002] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 626.659313][T10002] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 626.659325][T10002] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 626.659354][T10002] [ 626.659382][T10002] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 626.668646][T10002] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 627.365582][ T8873] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 627.541460][ T6827] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) executing program [ 627.977764][T10014] loop3: detected capacity change from 0 to 32768 [ 628.005100][T10014] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 628.005120][T10014] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 628.068992][T10014] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 628.098285][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 628.098303][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 628.098548][ T5271] 8021q: adding VLAN 0 to HW filter on device eth18 [ 628.265826][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 167ms [ 628.266042][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 628.266134][T10014] gfs2: fsid=syz:syz.0: first mount done, others may mount the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 628.671207][T10014] gfs2: fsid=syz:syz.0: found 1 quota changes [ 628.678012][T10014] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 628.802277][ T8874] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 628.802328][ T8874] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 628.802364][ T8874] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8874 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 628.802402][ T8874] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 628.802429][ T8874] CPU: 1 UID: 0 PID: 8874 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 628.802449][ T8874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 628.802460][ T8874] Call Trace: [ 628.802468][ T8874] [ 628.802476][ T8874] dump_stack_lvl+0xe8/0x150 [ 628.802501][ T8874] gfs2_withdraw+0xc3/0x1b0 [ 628.802523][ T8874] inode_go_instantiate+0xe69/0x12a0 [ 628.802554][ T8874] ? __pfx_inode_go_instantiate+0x10/0x10 [ 628.802571][ T8874] ? rt_spin_unlock+0x160/0x200 [ 628.802607][ T8874] gfs2_instantiate+0x168/0x220 [ 628.802632][ T8874] gfs2_glock_wait+0x1d7/0x2a0 [ 628.802655][ T8874] do_sync+0x49a/0xcb0 [ 628.802679][ T8874] ? gfs2_quota_sync+0x370/0x470 [ 628.802712][ T8874] ? __pfx_do_sync+0x10/0x10 [ 628.802734][ T8874] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 628.802768][ T8874] ? gfs2_quota_sync+0x370/0x470 [ 628.802790][ T8874] ? rt_spin_unlock+0x14f/0x200 [ 628.802819][ T8874] ? rt_spin_unlock+0x160/0x200 [ 628.802847][ T8874] gfs2_quota_sync+0x370/0x470 [ 628.802881][ T8874] gfs2_sync_fs+0x4c/0xb0 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 628.802906][ T8874] sync_filesystem+0xed/0x250 [ 628.802934][ T8874] generic_shutdown_super+0x77/0x2d0 [ 628.802962][ T8874] kill_block_super+0x44/0x90 [ 628.802988][ T8874] deactivate_locked_super+0xbc/0x130 [ 628.803014][ T8874] cleanup_mnt+0x437/0x4d0 [ 628.803038][ T8874] ? _raw_spin_unlock_irq+0x23/0x50 [ 628.803063][ T8874] task_work_run+0x1d9/0x270 [ 628.803088][ T8874] ? __pfx_task_work_run+0x10/0x10 [ 628.803119][ T8874] exit_to_user_mode_loop+0xf3/0x4d0 [ 628.803137][ T8874] ? rcu_is_watching+0x15/0xb0 [ 628.803160][ T8874] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 628.803181][ T8874] do_syscall_64+0x33e/0xf80 [ 628.803201][ T8874] ? trace_irq_disable+0x3b/0x140 [ 628.803226][ T8874] ? clear_bhb_loop+0x40/0x90 [ 628.803249][ T8874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 628.803268][ T8874] RIP: 0033:0x7f7704469907 [ 628.803286][ T8874] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 executing program [ 628.803302][ T8874] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 628.803322][ T8874] RAX: 0000000000000000 RBX: 00000000000989eb RCX: 00007f7704469907 [ 628.803341][ T8874] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 628.803352][ T8874] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 628.803365][ T8874] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 628.803376][ T8874] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 628.803408][ T8874] [ 628.803415][ T8874] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 628.935406][T10029] loop0: detected capacity change from 0 to 32768 [ 628.953376][T10029] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 628.953398][T10029] CPU: 1 UID: 0 PID: 10029 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 628.953420][T10029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 628.953431][T10029] Call Trace: [ 628.953437][T10029] [ 628.953445][T10029] dump_stack_lvl+0xe8/0x150 [ 628.953474][T10029] sysfs_create_dir_ns+0x271/0x2a0 [ 628.953497][T10029] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 628.953536][T10029] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 628.953560][T10029] ? rt_spin_unlock+0x160/0x200 [ 628.953588][T10029] kobject_add_internal+0x631/0xd10 [ 628.953628][T10029] kobject_init_and_add+0x12b/0x1a0 [ 628.953657][T10029] ? __pfx_kobject_init_and_add+0x10/0x10 [ 628.953682][T10029] ? __raw_spin_lock_init+0x45/0x100 [ 628.953710][T10029] ? __init_swait_queue_head+0xa9/0x150 [ 628.953739][T10029] gfs2_sys_fs_add+0x257/0x480 [ 628.953761][T10029] ? is_dynamic_key+0x1ac/0x1c0 [ 628.953780][T10029] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 628.953810][T10029] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 628.953848][T10029] gfs2_fill_super+0x141c/0x2220 [ 628.953880][T10029] ? __pfx_gfs2_fill_super+0x10/0x10 [ 628.953898][T10029] ? rt_spin_unlock+0x14f/0x200 [ 628.953925][T10029] ? sb_set_blocksize+0x11b/0x210 [ 628.953945][T10029] ? setup_bdev_super+0x4c1/0x5b0 [ 628.953973][T10029] get_tree_bdev_flags+0x431/0x4f0 [ 628.953998][T10029] ? __pfx_gfs2_fill_super+0x10/0x10 [ 628.954017][T10029] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 628.954039][T10029] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 628.954073][T10029] gfs2_get_tree+0x51/0x1e0 [ 628.954103][T10029] vfs_get_tree+0x92/0x2a0 [ 628.954129][T10029] do_new_mount+0x341/0xd30 [ 628.954149][T10029] ? apparmor_capable+0x126/0x170 [ 628.954174][T10029] ? __pfx_do_new_mount+0x10/0x10 [ 628.954195][T10029] ? ns_capable+0x89/0xe0 [ 628.954223][T10029] ? user_path_at+0xd4/0x160 [ 628.954259][T10029] ? user_path_at+0xd4/0x160 [ 628.954283][T10029] __se_sys_mount+0x31d/0x420 [ 628.954310][T10029] ? __pfx___se_sys_mount+0x10/0x10 [ 628.954337][T10029] ? __x64_sys_mount+0x20/0xc0 [ 628.954357][T10029] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 628.954377][T10029] do_syscall_64+0x15f/0xf80 [ 628.954397][T10029] ? trace_irq_disable+0x3b/0x140 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 628.954422][T10029] ? clear_bhb_loop+0x40/0x90 [ 628.954443][T10029] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 628.954461][T10029] RIP: 0033:0x7f770446993a [ 628.954479][T10029] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 628.954501][T10029] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 628.954528][T10029] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 628.954543][T10029] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 628.954555][T10029] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 628.954568][T10029] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 628.954579][T10029] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 628.954608][T10029] [ 628.962941][T10029] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 628.962962][T10029] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 629.291567][T10037] loop1: detected capacity change from 0 to 32768 [ 629.344502][T10037] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 629.344525][T10037] CPU: 1 UID: 0 PID: 10037 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 629.344546][T10037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 629.344557][T10037] Call Trace: [ 629.344564][T10037] [ 629.344572][T10037] dump_stack_lvl+0xe8/0x150 [ 629.344601][T10037] sysfs_create_dir_ns+0x271/0x2a0 [ 629.344624][T10037] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 629.344650][T10037] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 629.344675][T10037] ? rt_spin_unlock+0x160/0x200 [ 629.344702][T10037] kobject_add_internal+0x631/0xd10 [ 629.344734][T10037] kobject_init_and_add+0x12b/0x1a0 [ 629.344763][T10037] ? __pfx_kobject_init_and_add+0x10/0x10 [ 629.344788][T10037] ? __raw_spin_lock_init+0x45/0x100 [ 629.344815][T10037] ? __init_swait_queue_head+0xa9/0x150 [ 629.344844][T10037] gfs2_sys_fs_add+0x257/0x480 [ 629.344867][T10037] ? is_dynamic_key+0x1ac/0x1c0 [ 629.344885][T10037] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 629.344916][T10037] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 629.344949][T10037] gfs2_fill_super+0x141c/0x2220 [ 629.344982][T10037] ? __pfx_gfs2_fill_super+0x10/0x10 [ 629.345000][T10037] ? rt_spin_unlock+0x14f/0x200 [ 629.345028][T10037] ? sb_set_blocksize+0x11b/0x210 [ 629.345048][T10037] ? setup_bdev_super+0x4c1/0x5b0 [ 629.345076][T10037] get_tree_bdev_flags+0x431/0x4f0 [ 629.345102][T10037] ? __pfx_gfs2_fill_super+0x10/0x10 [ 629.345119][T10037] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 629.345142][T10037] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 629.345176][T10037] gfs2_get_tree+0x51/0x1e0 [ 629.345214][T10037] vfs_get_tree+0x92/0x2a0 [ 629.345240][T10037] do_new_mount+0x341/0xd30 [ 629.345259][T10037] ? apparmor_capable+0x126/0x170 [ 629.345285][T10037] ? __pfx_do_new_mount+0x10/0x10 [ 629.345306][T10037] ? ns_capable+0x89/0xe0 [ 629.345333][T10037] ? user_path_at+0xd4/0x160 [ 629.345360][T10037] ? user_path_at+0xd4/0x160 [ 629.345385][T10037] __se_sys_mount+0x31d/0x420 [ 629.345411][T10037] ? __pfx___se_sys_mount+0x10/0x10 [ 629.345438][T10037] ? __x64_sys_mount+0x20/0xc0 [ 629.345464][T10037] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 629.345484][T10037] do_syscall_64+0x15f/0xf80 [ 629.345503][T10037] ? trace_irq_disable+0x3b/0x140 [ 629.345528][T10037] ? clear_bhb_loop+0x40/0x90 executing program [ 629.345549][T10037] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 629.345567][T10037] RIP: 0033:0x7f770446993a [ 629.345585][T10037] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 629.345601][T10037] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 629.345621][T10037] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 629.345635][T10037] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 629.345647][T10037] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 629.345660][T10037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 629.345672][T10037] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 629.345701][T10037] [ 629.362658][T10037] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 629.362678][T10037] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 629.535042][ T6827] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 629.690242][ T8874] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 629.751093][T10035] loop4: detected capacity change from 0 to 32768 [ 629.861140][T10035] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 629.861158][T10035] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 630.042927][T10035] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 630.053385][ T6800] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) [ 630.081769][ T32] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 630.081788][ T32] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 630.187403][T10042] loop2: detected capacity change from 0 to 32768 [ 630.218147][T10042] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 630.218170][T10042] CPU: 1 UID: 0 PID: 10042 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 630.218192][T10042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 630.218203][T10042] Call Trace: [ 630.218210][T10042] [ 630.218219][T10042] dump_stack_lvl+0xe8/0x150 [ 630.218249][T10042] sysfs_create_dir_ns+0x271/0x2a0 [ 630.218283][T10042] ? __pfx_rt_mutex_slowunlock+0x10/0x10 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 630.218312][T10042] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 630.218341][T10042] ? rt_spin_unlock+0x160/0x200 [ 630.218369][T10042] kobject_add_internal+0x631/0xd10 [ 630.218416][T10042] kobject_init_and_add+0x12b/0x1a0 [ 630.218447][T10042] ? __pfx_kobject_init_and_add+0x10/0x10 [ 630.218473][T10042] ? __raw_spin_lock_init+0x45/0x100 [ 630.218501][T10042] ? __init_swait_queue_head+0xa9/0x150 [ 630.218531][T10042] gfs2_sys_fs_add+0x257/0x480 [ 630.218554][T10042] ? is_dynamic_key+0x1ac/0x1c0 [ 630.218573][T10042] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 630.218612][T10042] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 630.218647][T10042] gfs2_fill_super+0x141c/0x2220 [ 630.218683][T10042] ? __pfx_gfs2_fill_super+0x10/0x10 [ 630.218700][T10042] ? rt_spin_unlock+0x14f/0x200 [ 630.218729][T10042] ? sb_set_blocksize+0x11b/0x210 [ 630.218751][T10042] ? setup_bdev_super+0x4c1/0x5b0 [ 630.218780][T10042] get_tree_bdev_flags+0x431/0x4f0 [ 630.218806][T10042] ? __pfx_gfs2_fill_super+0x10/0x10 [ 630.218826][T10042] ? __pfx_get_tree_bdev_flags+0x10/0x10 executing program [ 630.218849][T10042] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 630.218885][T10042] gfs2_get_tree+0x51/0x1e0 [ 630.218908][T10042] vfs_get_tree+0x92/0x2a0 [ 630.218935][T10042] do_new_mount+0x341/0xd30 [ 630.218954][T10042] ? apparmor_capable+0x126/0x170 [ 630.218982][T10042] ? __pfx_do_new_mount+0x10/0x10 [ 630.219003][T10042] ? ns_capable+0x89/0xe0 [ 630.219030][T10042] ? user_path_at+0xd4/0x160 [ 630.219058][T10042] ? user_path_at+0xd4/0x160 [ 630.219083][T10042] __se_sys_mount+0x31d/0x420 [ 630.219110][T10042] ? __pfx___se_sys_mount+0x10/0x10 [ 630.219144][T10042] ? __x64_sys_mount+0x20/0xc0 [ 630.219165][T10042] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 630.219185][T10042] do_syscall_64+0x15f/0xf80 [ 630.219206][T10042] ? trace_irq_disable+0x3b/0x140 [ 630.219231][T10042] ? clear_bhb_loop+0x40/0x90 [ 630.219253][T10042] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 630.219272][T10042] RIP: 0033:0x7f770446993a [ 630.219291][T10042] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 630.219307][T10042] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 630.219328][T10042] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 630.219342][T10042] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 630.219356][T10042] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 630.219368][T10042] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 630.219380][T10042] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 630.219410][T10042] [ 630.219602][T10042] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 630.219622][T10042] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 630.558743][ T32] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 476ms [ 630.611283][ T32] gfs2: fsid=syz:syz.0: jid=0: Done [ 630.612914][T10035] gfs2: fsid=syz:syz.0: first mount done, others may mount executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 630.823239][ T6827] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 630.838922][T10035] gfs2: fsid=syz:syz.0: found 1 quota changes [ 630.981260][ T8875] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 630.981293][ T8875] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 630.981320][ T8875] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8875 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 630.981358][ T8875] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 630.981385][ T8875] CPU: 1 UID: 0 PID: 8875 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 630.981406][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 630.981417][ T8875] Call Trace: [ 630.981425][ T8875] [ 630.981434][ T8875] dump_stack_lvl+0xe8/0x150 [ 630.981459][ T8875] gfs2_withdraw+0xc3/0x1b0 [ 630.981482][ T8875] inode_go_instantiate+0xe69/0x12a0 [ 630.981513][ T8875] ? __pfx_bit_wait+0x10/0x10 [ 630.981534][ T8875] ? __pfx_inode_go_instantiate+0x10/0x10 [ 630.981551][ T8875] ? rt_spin_unlock+0x160/0x200 [ 630.981578][ T8875] ? __pfx_wake_bit_function+0x10/0x10 [ 630.981613][ T8875] gfs2_instantiate+0x168/0x220 [ 630.981636][ T8875] gfs2_glock_wait+0x1d7/0x2a0 [ 630.981661][ T8875] do_sync+0x49a/0xcb0 [ 630.981684][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 630.981718][ T8875] ? __pfx_do_sync+0x10/0x10 [ 630.981738][ T8875] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 630.981773][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 630.981795][ T8875] ? rt_spin_unlock+0x14f/0x200 [ 630.981824][ T8875] ? rt_spin_unlock+0x160/0x200 [ 630.981852][ T8875] gfs2_quota_sync+0x370/0x470 [ 630.981886][ T8875] gfs2_sync_fs+0x4c/0xb0 [ 630.981910][ T8875] sync_filesystem+0xed/0x250 [ 630.981937][ T8875] generic_shutdown_super+0x77/0x2d0 [ 630.981964][ T8875] kill_block_super+0x44/0x90 [ 630.981990][ T8875] deactivate_locked_super+0xbc/0x130 [ 630.982015][ T8875] cleanup_mnt+0x437/0x4d0 [ 630.982040][ T8875] ? _raw_spin_unlock_irq+0x23/0x50 [ 630.982070][ T8875] task_work_run+0x1d9/0x270 [ 630.982095][ T8875] ? __pfx_task_work_run+0x10/0x10 [ 630.982126][ T8875] exit_to_user_mode_loop+0xf3/0x4d0 [ 630.982144][ T8875] ? rcu_is_watching+0x15/0xb0 [ 630.982166][ T8875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 630.982187][ T8875] do_syscall_64+0x33e/0xf80 [ 630.982209][ T8875] ? trace_irq_disable+0x3b/0x140 [ 630.982235][ T8875] ? clear_bhb_loop+0x40/0x90 [ 630.982258][ T8875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 630.982276][ T8875] RIP: 0033:0x7f7704469907 [ 630.982294][ T8875] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 630.982310][ T8875] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 630.982330][ T8875] RAX: 0000000000000000 RBX: 0000000000098f37 RCX: 00007f7704469907 [ 630.982343][ T8875] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 630.982355][ T8875] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 630.982368][ T8875] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 630.982380][ T8875] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 630.982411][ T8875] [ 630.982429][ T8875] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 631.421299][T10058] loop0: detected capacity change from 0 to 32768 [ 631.451873][T10058] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 631.451906][T10058] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 631.480064][ T8875] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 631.503526][T10058] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 631.524525][ T9156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 631.524545][ T9156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 631.693101][ T9156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 168ms [ 631.693495][ T9156] gfs2: fsid=syz:syz.0: jid=0: Done [ 631.695822][T10058] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 631.819683][ T5271] 8021q: adding VLAN 0 to HW filter on device eth19 executing program the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 632.029106][T10058] gfs2: fsid=syz:syz.0: found 1 quota changes [ 632.036182][T10058] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 632.149663][ T8871] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 632.149698][ T8871] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 632.149725][ T8871] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8871 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 632.149761][ T8871] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 632.149786][ T8871] CPU: 1 UID: 0 PID: 8871 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 632.149806][ T8871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 632.149817][ T8871] Call Trace: [ 632.149825][ T8871] [ 632.149834][ T8871] dump_stack_lvl+0xe8/0x150 [ 632.149859][ T8871] gfs2_withdraw+0xc3/0x1b0 [ 632.149882][ T8871] inode_go_instantiate+0xe69/0x12a0 [ 632.149909][ T8871] ? __pfx_bit_wait+0x10/0x10 [ 632.149931][ T8871] ? __pfx_inode_go_instantiate+0x10/0x10 [ 632.149948][ T8871] ? rt_spin_unlock+0x160/0x200 [ 632.149974][ T8871] ? __pfx_wake_bit_function+0x10/0x10 [ 632.150008][ T8871] gfs2_instantiate+0x168/0x220 [ 632.150033][ T8871] gfs2_glock_wait+0x1d7/0x2a0 [ 632.150057][ T8871] do_sync+0x49a/0xcb0 [ 632.150081][ T8871] ? gfs2_quota_sync+0x370/0x470 [ 632.150114][ T8871] ? __pfx_do_sync+0x10/0x10 [ 632.150135][ T8871] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 632.150170][ T8871] ? gfs2_quota_sync+0x370/0x470 [ 632.150192][ T8871] ? rt_spin_unlock+0x14f/0x200 [ 632.150230][ T8871] ? rt_spin_unlock+0x160/0x200 [ 632.150257][ T8871] gfs2_quota_sync+0x370/0x470 [ 632.150312][ T8871] gfs2_sync_fs+0x4c/0xb0 [ 632.150335][ T8871] sync_filesystem+0xed/0x250 [ 632.150364][ T8871] generic_shutdown_super+0x77/0x2d0 [ 632.150392][ T8871] kill_block_super+0x44/0x90 [ 632.150419][ T8871] deactivate_locked_super+0xbc/0x130 [ 632.150444][ T8871] cleanup_mnt+0x437/0x4d0 [ 632.150469][ T8871] ? _raw_spin_unlock_irq+0x23/0x50 [ 632.150494][ T8871] task_work_run+0x1d9/0x270 [ 632.150519][ T8871] ? __pfx_task_work_run+0x10/0x10 [ 632.150551][ T8871] exit_to_user_mode_loop+0xf3/0x4d0 [ 632.150570][ T8871] ? rcu_is_watching+0x15/0xb0 [ 632.150593][ T8871] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 632.150614][ T8871] do_syscall_64+0x33e/0xf80 [ 632.150634][ T8871] ? trace_irq_disable+0x3b/0x140 [ 632.150660][ T8871] ? clear_bhb_loop+0x40/0x90 [ 632.150683][ T8871] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 632.150701][ T8871] RIP: 0033:0x7f7704469907 [ 632.150719][ T8871] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 632.150734][ T8871] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 632.150754][ T8871] RAX: 0000000000000000 RBX: 0000000000099857 RCX: 00007f7704469907 [ 632.150767][ T8871] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 632.150779][ T8871] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 632.150791][ T8871] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 632.150803][ T8871] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 632.150835][ T8871] [ 632.150842][ T8871] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 632.431853][ T8871] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 632.560411][T10072] loop2: detected capacity change from 0 to 32768 [ 632.580526][T10072] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 632.580545][T10072] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 632.662717][T10072] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 632.664998][ T32] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 632.665017][ T32] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 632.726237][T10067] loop1: detected capacity change from 0 to 32768 [ 632.774409][T10067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 632.774432][T10067] CPU: 1 UID: 0 PID: 10067 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 632.774454][T10067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 632.774466][T10067] Call Trace: [ 632.774473][T10067] [ 632.774481][T10067] dump_stack_lvl+0xe8/0x150 [ 632.774511][T10067] sysfs_create_dir_ns+0x271/0x2a0 [ 632.774534][T10067] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 632.774563][T10067] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 632.774589][T10067] ? rt_spin_unlock+0x160/0x200 [ 632.774616][T10067] kobject_add_internal+0x631/0xd10 [ 632.774649][T10067] kobject_init_and_add+0x12b/0x1a0 [ 632.774679][T10067] ? __pfx_kobject_init_and_add+0x10/0x10 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed executing program [ 632.774705][T10067] ? __raw_spin_lock_init+0x45/0x100 [ 632.774733][T10067] ? __init_swait_queue_head+0xa9/0x150 [ 632.774763][T10067] gfs2_sys_fs_add+0x257/0x480 [ 632.774786][T10067] ? is_dynamic_key+0x1ac/0x1c0 [ 632.774805][T10067] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 632.774837][T10067] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 632.774871][T10067] gfs2_fill_super+0x141c/0x2220 [ 632.774906][T10067] ? __pfx_gfs2_fill_super+0x10/0x10 [ 632.774924][T10067] ? rt_spin_unlock+0x14f/0x200 [ 632.774952][T10067] ? sb_set_blocksize+0x11b/0x210 [ 632.774973][T10067] ? setup_bdev_super+0x4c1/0x5b0 [ 632.775003][T10067] get_tree_bdev_flags+0x431/0x4f0 [ 632.775029][T10067] ? __pfx_gfs2_fill_super+0x10/0x10 [ 632.775048][T10067] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 632.775072][T10067] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 632.775107][T10067] gfs2_get_tree+0x51/0x1e0 [ 632.775130][T10067] vfs_get_tree+0x92/0x2a0 [ 632.775163][T10067] do_new_mount+0x341/0xd30 [ 632.775183][T10067] ? apparmor_capable+0x126/0x170 [ 632.775210][T10067] ? __pfx_do_new_mount+0x10/0x10 [ 632.775230][T10067] ? ns_capable+0x89/0xe0 [ 632.775258][T10067] ? user_path_at+0xd4/0x160 [ 632.775285][T10067] ? user_path_at+0xd4/0x160 [ 632.775310][T10067] __se_sys_mount+0x31d/0x420 [ 632.775338][T10067] ? __pfx___se_sys_mount+0x10/0x10 [ 632.775365][T10067] ? __x64_sys_mount+0x20/0xc0 [ 632.775386][T10067] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 632.775406][T10067] do_syscall_64+0x15f/0xf80 [ 632.775427][T10067] ? trace_irq_disable+0x3b/0x140 [ 632.775451][T10067] ? clear_bhb_loop+0x40/0x90 executing program [ 632.775474][T10067] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 632.775491][T10067] RIP: 0033:0x7f770446993a [ 632.775510][T10067] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 632.775526][T10067] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 632.775546][T10067] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 632.775560][T10067] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 632.775574][T10067] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 632.775586][T10067] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 632.775597][T10067] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 632.775630][T10067] [ 632.790413][T10067] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 632.790433][T10067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 632.975592][ T32] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 310ms [ 632.982803][ T32] gfs2: fsid=syz:syz.0: jid=0: Done [ 632.987362][T10072] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 633.281887][ T6827] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) [ 633.423560][T10077] loop3: detected capacity change from 0 to 32768 [ 633.449801][T10077] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 633.449824][T10077] CPU: 1 UID: 0 PID: 10077 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 633.449847][T10077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 633.449857][T10077] Call Trace: [ 633.449865][T10077] [ 633.449874][T10077] dump_stack_lvl+0xe8/0x150 [ 633.449903][T10077] sysfs_create_dir_ns+0x271/0x2a0 [ 633.449927][T10077] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 633.449954][T10077] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 633.449979][T10077] ? rt_spin_unlock+0x160/0x200 [ 633.450009][T10077] kobject_add_internal+0x631/0xd10 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 633.450040][T10077] kobject_init_and_add+0x12b/0x1a0 [ 633.450069][T10077] ? __pfx_kobject_init_and_add+0x10/0x10 [ 633.450094][T10077] ? __raw_spin_lock_init+0x45/0x100 [ 633.450122][T10077] ? __init_swait_queue_head+0xa9/0x150 [ 633.450151][T10077] gfs2_sys_fs_add+0x257/0x480 [ 633.450174][T10077] ? is_dynamic_key+0x1ac/0x1c0 [ 633.450194][T10077] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 633.450226][T10077] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 633.450261][T10077] gfs2_fill_super+0x141c/0x2220 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 633.450296][T10077] ? __pfx_gfs2_fill_super+0x10/0x10 [ 633.450315][T10077] ? rt_spin_unlock+0x14f/0x200 [ 633.450343][T10077] ? sb_set_blocksize+0x11b/0x210 [ 633.450364][T10077] ? setup_bdev_super+0x4c1/0x5b0 [ 633.450392][T10077] get_tree_bdev_flags+0x431/0x4f0 [ 633.450418][T10077] ? __pfx_gfs2_fill_super+0x10/0x10 [ 633.450436][T10077] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 633.450457][T10077] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 633.450488][T10077] gfs2_get_tree+0x51/0x1e0 [ 633.450510][T10077] vfs_get_tree+0x92/0x2a0 executing program [ 633.450536][T10077] do_new_mount+0x341/0xd30 [ 633.450556][T10077] ? apparmor_capable+0x126/0x170 [ 633.450582][T10077] ? __pfx_do_new_mount+0x10/0x10 [ 633.450604][T10077] ? ns_capable+0x89/0xe0 [ 633.450632][T10077] ? user_path_at+0xd4/0x160 [ 633.450659][T10077] ? user_path_at+0xd4/0x160 [ 633.450684][T10077] __se_sys_mount+0x31d/0x420 [ 633.450711][T10077] ? __pfx___se_sys_mount+0x10/0x10 [ 633.450739][T10077] ? __x64_sys_mount+0x20/0xc0 [ 633.450760][T10077] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 633.450781][T10077] do_syscall_64+0x15f/0xf80 [ 633.450809][T10077] ? trace_irq_disable+0x3b/0x140 [ 633.450834][T10077] ? clear_bhb_loop+0x40/0x90 [ 633.450857][T10077] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 633.450875][T10077] RIP: 0033:0x7f770446993a [ 633.450893][T10077] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 633.450908][T10077] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 633.450929][T10077] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 633.450942][T10077] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 633.450955][T10077] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 633.450967][T10077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 633.450979][T10077] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 633.451008][T10077] [ 633.460891][T10077] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 633.460913][T10077] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 633.577129][T10072] gfs2: fsid=syz:syz.0: found 1 quota changes [ 633.598947][T10072] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 633.772023][ T8873] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 633.772063][ T8873] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 633.772099][ T8873] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8873 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 633.772138][ T8873] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 633.772165][ T8873] CPU: 1 UID: 0 PID: 8873 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 633.772185][ T8873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 633.772196][ T8873] Call Trace: [ 633.772204][ T8873] [ 633.772212][ T8873] dump_stack_lvl+0xe8/0x150 [ 633.772237][ T8873] gfs2_withdraw+0xc3/0x1b0 [ 633.772260][ T8873] inode_go_instantiate+0xe69/0x12a0 [ 633.772285][ T8873] ? __pfx_bit_wait+0x10/0x10 [ 633.772306][ T8873] ? __pfx_inode_go_instantiate+0x10/0x10 [ 633.772322][ T8873] ? rt_spin_unlock+0x160/0x200 [ 633.772349][ T8873] ? __pfx_wake_bit_function+0x10/0x10 [ 633.772383][ T8873] gfs2_instantiate+0x168/0x220 [ 633.772409][ T8873] gfs2_glock_wait+0x1d7/0x2a0 [ 633.772432][ T8873] do_sync+0x49a/0xcb0 [ 633.772455][ T8873] ? gfs2_quota_sync+0x370/0x470 [ 633.772487][ T8873] ? __pfx_do_sync+0x10/0x10 [ 633.772508][ T8873] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 633.772541][ T8873] ? gfs2_quota_sync+0x370/0x470 [ 633.772562][ T8873] ? rt_spin_unlock+0x14f/0x200 [ 633.772590][ T8873] ? rt_spin_unlock+0x160/0x200 [ 633.772616][ T8873] gfs2_quota_sync+0x370/0x470 [ 633.772649][ T8873] gfs2_sync_fs+0x4c/0xb0 [ 633.772677][ T8873] sync_filesystem+0xed/0x250 [ 633.772705][ T8873] generic_shutdown_super+0x77/0x2d0 [ 633.772736][ T8873] kill_block_super+0x44/0x90 [ 633.772762][ T8873] deactivate_locked_super+0xbc/0x130 [ 633.772787][ T8873] cleanup_mnt+0x437/0x4d0 [ 633.772810][ T8873] ? _raw_spin_unlock_irq+0x23/0x50 [ 633.772862][ T8873] task_work_run+0x1d9/0x270 [ 633.772884][ T8873] ? __pfx_task_work_run+0x10/0x10 [ 633.772904][ T8873] exit_to_user_mode_loop+0xf3/0x4d0 [ 633.772914][ T8873] ? rcu_is_watching+0x15/0xb0 [ 633.772928][ T8873] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 633.772939][ T8873] do_syscall_64+0x33e/0xf80 [ 633.772956][ T8873] ? trace_irq_disable+0x3b/0x140 [ 633.772981][ T8873] ? clear_bhb_loop+0x40/0x90 [ 633.773004][ T8873] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 633.773021][ T8873] RIP: 0033:0x7f7704469907 [ 633.773039][ T8873] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 633.773054][ T8873] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 633.773074][ T8873] RAX: 0000000000000000 RBX: 0000000000099d74 RCX: 00007f7704469907 [ 633.773095][ T8873] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 633.773107][ T8873] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 633.773118][ T8873] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 633.773130][ T8873] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 633.773161][ T8873] [ 633.773182][ T8873] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 634.281369][ T6800] __loop_clr_fd(loop3) clearing lo_backing_file (refcnt=0x0) [ 634.317979][ T8873] __loop_clr_fd(loop2) clearing lo_backing_file (refcnt=0x0) [ 634.668983][T10087] loop4: detected capacity change from 0 to 32768 [ 634.699769][T10087] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 634.699789][T10087] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... executing program [ 634.786734][T10087] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 634.805751][ T32] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 634.805769][ T32] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 635.014263][ T5271] 8021q: adding VLAN 0 to HW filter on device eth20 [ 635.037729][ T32] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 231ms [ 635.037940][ T32] gfs2: fsid=syz:syz.0: jid=0: Done [ 635.041035][T10087] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 635.056654][T10099] loop0: detected capacity change from 0 to 32768 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 635.090047][T10099] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 635.090069][T10099] CPU: 1 UID: 0 PID: 10099 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 635.090090][T10099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 635.090101][T10099] Call Trace: [ 635.090109][T10099] [ 635.090117][T10099] dump_stack_lvl+0xe8/0x150 [ 635.090146][T10099] sysfs_create_dir_ns+0x271/0x2a0 [ 635.090170][T10099] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 635.090198][T10099] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 635.090224][T10099] ? rt_spin_unlock+0x160/0x200 [ 635.090251][T10099] kobject_add_internal+0x631/0xd10 [ 635.090283][T10099] kobject_init_and_add+0x12b/0x1a0 [ 635.090313][T10099] ? __pfx_kobject_init_and_add+0x10/0x10 [ 635.090338][T10099] ? __raw_spin_lock_init+0x45/0x100 [ 635.090400][T10099] ? __init_swait_queue_head+0xa9/0x150 [ 635.090430][T10099] gfs2_sys_fs_add+0x257/0x480 [ 635.090452][T10099] ? is_dynamic_key+0x1ac/0x1c0 [ 635.090472][T10099] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 635.090503][T10099] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 635.090541][T10099] gfs2_fill_super+0x141c/0x2220 [ 635.090576][T10099] ? __pfx_gfs2_fill_super+0x10/0x10 [ 635.090593][T10099] ? rt_spin_unlock+0x14f/0x200 [ 635.090622][T10099] ? sb_set_blocksize+0x11b/0x210 [ 635.090642][T10099] ? setup_bdev_super+0x4c1/0x5b0 [ 635.090671][T10099] get_tree_bdev_flags+0x431/0x4f0 [ 635.090698][T10099] ? __pfx_gfs2_fill_super+0x10/0x10 [ 635.090716][T10099] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 635.090740][T10099] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 635.090776][T10099] gfs2_get_tree+0x51/0x1e0 [ 635.090799][T10099] vfs_get_tree+0x92/0x2a0 [ 635.090826][T10099] do_new_mount+0x341/0xd30 [ 635.090846][T10099] ? apparmor_capable+0x126/0x170 executing program [ 635.090871][T10099] ? __pfx_do_new_mount+0x10/0x10 [ 635.090900][T10099] ? ns_capable+0x89/0xe0 [ 635.090926][T10099] ? user_path_at+0xd4/0x160 [ 635.090951][T10099] ? user_path_at+0xd4/0x160 [ 635.090975][T10099] __se_sys_mount+0x31d/0x420 [ 635.091002][T10099] ? __pfx___se_sys_mount+0x10/0x10 [ 635.091028][T10099] ? __x64_sys_mount+0x20/0xc0 [ 635.091049][T10099] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 635.091069][T10099] do_syscall_64+0x15f/0xf80 [ 635.091090][T10099] ? trace_irq_disable+0x3b/0x140 [ 635.091116][T10099] ? clear_bhb_loop+0x40/0x90 [ 635.091139][T10099] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 635.091157][T10099] RIP: 0033:0x7f770446993a [ 635.091176][T10099] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 635.091191][T10099] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 635.091211][T10099] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 635.091226][T10099] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 635.091239][T10099] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 635.091252][T10099] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 635.091265][T10099] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 635.091296][T10099] [ 635.098932][T10099] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 635.098953][T10099] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 635.483542][ T6827] __loop_clr_fd(loop0) clearing lo_backing_file (refcnt=0x0) [ 635.623611][T10101] loop1: detected capacity change from 0 to 32768 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 635.649852][T10101] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 635.649875][T10101] CPU: 1 UID: 0 PID: 10101 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 635.649898][T10101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 635.649908][T10101] Call Trace: [ 635.649916][T10101] [ 635.649924][T10101] dump_stack_lvl+0xe8/0x150 [ 635.649954][T10101] sysfs_create_dir_ns+0x271/0x2a0 [ 635.649977][T10101] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 635.650006][T10101] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 635.650032][T10101] ? rt_spin_unlock+0x160/0x200 [ 635.650059][T10101] kobject_add_internal+0x631/0xd10 [ 635.650095][T10101] kobject_init_and_add+0x12b/0x1a0 [ 635.650125][T10101] ? __pfx_kobject_init_and_add+0x10/0x10 [ 635.650152][T10101] ? __raw_spin_lock_init+0x45/0x100 [ 635.650178][T10101] ? __init_swait_queue_head+0xa9/0x150 [ 635.650208][T10101] gfs2_sys_fs_add+0x257/0x480 [ 635.650232][T10101] ? is_dynamic_key+0x1ac/0x1c0 the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 635.650251][T10101] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 635.650284][T10101] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 635.650317][T10101] gfs2_fill_super+0x141c/0x2220 [ 635.650353][T10101] ? __pfx_gfs2_fill_super+0x10/0x10 [ 635.650371][T10101] ? rt_spin_unlock+0x14f/0x200 [ 635.650401][T10101] ? sb_set_blocksize+0x11b/0x210 [ 635.650423][T10101] ? setup_bdev_super+0x4c1/0x5b0 [ 635.650450][T10101] get_tree_bdev_flags+0x431/0x4f0 [ 635.650477][T10101] ? __pfx_gfs2_fill_super+0x10/0x10 executing program [ 635.650496][T10101] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 635.650519][T10101] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 635.650555][T10101] gfs2_get_tree+0x51/0x1e0 [ 635.650578][T10101] vfs_get_tree+0x92/0x2a0 [ 635.650605][T10101] do_new_mount+0x341/0xd30 [ 635.650624][T10101] ? apparmor_capable+0x126/0x170 [ 635.650651][T10101] ? __pfx_do_new_mount+0x10/0x10 [ 635.650672][T10101] ? ns_capable+0x89/0xe0 [ 635.650700][T10101] ? user_path_at+0xd4/0x160 [ 635.650728][T10101] ? user_path_at+0xd4/0x160 [ 635.650751][T10101] __se_sys_mount+0x31d/0x420 [ 635.650776][T10101] ? __pfx___se_sys_mount+0x10/0x10 [ 635.650802][T10101] ? __x64_sys_mount+0x20/0xc0 [ 635.650821][T10101] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 635.650846][T10101] do_syscall_64+0x15f/0xf80 [ 635.650867][T10101] ? trace_irq_disable+0x3b/0x140 [ 635.650893][T10101] ? clear_bhb_loop+0x40/0x90 [ 635.650916][T10101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 635.650934][T10101] RIP: 0033:0x7f770446993a [ 635.650953][T10101] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 d0 ff ff ff f7 d8 64 89 01 48 [ 635.650970][T10101] RSP: 002b:00007f770442dff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 635.650990][T10101] RAX: ffffffffffffffda RBX: 00002000000124c0 RCX: 00007f770446993a [ 635.651004][T10101] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f770442e050 [ 635.651018][T10101] RBP: 00007f770442e050 R08: 00007f770442e090 R09: 0000000000000000 [ 635.651030][T10101] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500 [ 635.651042][T10101] R13: 00007f770442e090 R14: 00000000000125c7 R15: 0000200000000180 [ 635.651073][T10101] [ 635.654197][T10101] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 635.654218][T10101] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 635.767337][T10087] gfs2: fsid=syz:syz.0: found 1 quota changes [ 635.803043][T10087] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' [ 636.037535][ T8875] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402 [ 636.037570][ T8875] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 636.037595][ T8875] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:8875 [syz-executor821] gfs2_quota_sync+0x370/0x470 [ 636.037634][ T8875] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 636.037659][ T8875] CPU: 0 UID: 0 PID: 8875 Comm: syz-executor821 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 636.037677][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 636.037686][ T8875] Call Trace: [ 636.037693][ T8875] [ 636.037700][ T8875] dump_stack_lvl+0xe8/0x150 [ 636.037724][ T8875] gfs2_withdraw+0xc3/0x1b0 [ 636.037744][ T8875] inode_go_instantiate+0xe69/0x12a0 [ 636.037769][ T8875] ? __pfx_bit_wait+0x10/0x10 [ 636.037791][ T8875] ? __pfx_inode_go_instantiate+0x10/0x10 [ 636.037807][ T8875] ? rt_spin_unlock+0x160/0x200 [ 636.037831][ T8875] ? __pfx_wake_bit_function+0x10/0x10 [ 636.037860][ T8875] gfs2_instantiate+0x168/0x220 [ 636.037883][ T8875] gfs2_glock_wait+0x1d7/0x2a0 [ 636.037907][ T8875] do_sync+0x49a/0xcb0 [ 636.037937][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 636.037969][ T8875] ? __pfx_do_sync+0x10/0x10 [ 636.037988][ T8875] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 636.038020][ T8875] ? gfs2_quota_sync+0x370/0x470 [ 636.038039][ T8875] ? rt_spin_unlock+0x14f/0x200 [ 636.038067][ T8875] ? rt_spin_unlock+0x160/0x200 [ 636.038092][ T8875] gfs2_quota_sync+0x370/0x470 [ 636.038123][ T8875] gfs2_sync_fs+0x4c/0xb0 [ 636.038145][ T8875] sync_filesystem+0xed/0x250 [ 636.038171][ T8875] generic_shutdown_super+0x77/0x2d0 [ 636.038197][ T8875] kill_block_super+0x44/0x90 [ 636.038221][ T8875] deactivate_locked_super+0xbc/0x130 [ 636.038244][ T8875] cleanup_mnt+0x437/0x4d0 [ 636.038277][ T8875] ? _raw_spin_unlock_irq+0x23/0x50 [ 636.038301][ T8875] task_work_run+0x1d9/0x270 [ 636.038327][ T8875] ? __pfx_task_work_run+0x10/0x10 [ 636.038358][ T8875] exit_to_user_mode_loop+0xf3/0x4d0 [ 636.038377][ T8875] ? rcu_is_watching+0x15/0xb0 [ 636.038401][ T8875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 636.038422][ T8875] do_syscall_64+0x33e/0xf80 [ 636.038443][ T8875] ? trace_irq_disable+0x3b/0x140 [ 636.038469][ T8875] ? clear_bhb_loop+0x40/0x90 [ 636.038492][ T8875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 636.038510][ T8875] RIP: 0033:0x7f7704469907 [ 636.038536][ T8875] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 28 22 0b 00 00 00 00 00 eb 96 e8 21 08 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 636.038551][ T8875] RSP: 002b:00007ffc0b6c3d98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 636.038572][ T8875] RAX: 0000000000000000 RBX: 000000000009a362 RCX: 00007f7704469907 [ 636.038585][ T8875] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0b6c3e50 [ 636.038597][ T8875] RBP: 00007ffc0b6c3e50 R08: 00007ffc0b6c4e50 R09: 00000000ffffffff [ 636.038611][ T8875] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0b6c4f00 [ 636.038623][ T8875] R13: 000055557f8e37a0 R14: 431bde82d7b634db R15: 00007ffc0b6c4ea4 [ 636.038655][ T8875] [ 636.038676][ T8875] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 636.390148][ T6800] __loop_clr_fd(loop1) clearing lo_backing_file (refcnt=0x0) [ 636.570164][T10110] loop3: detected capacity change from 0 to 32768 [ 636.613329][T10110] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 636.613349][T10110] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 636.629869][T10110] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 636.638993][ T43] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 636.639010][ T43] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 636.683687][ T8875] __loop_clr_fd(loop4) clearing lo_backing_file (refcnt=0x0) [ 636.688453][ T43] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 49ms [ 636.688686][ T43] gfs2: fsid=syz:syz.0: jid=0: Done [ 636.690248][T10110] gfs2: fsid=syz:syz.0: first mount done, others may mount the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed [ 637.186690][T10110] gfs2: fsid=syz:syz.0: found 1 quota changes [ 637.209680][T10110] gfs2: Unknown parameter '˙˙˙˙˙˙˙˙˙˙˙˙˙˙18446744073709551615˙˙˙˙š@­LqE:†‹ á艞Őt}˛0ü$‰' executing program