2b0
[ 431.539432][T10071] do_new_mount+0x2ee/0xa90
[ 431.539457][T10071] ? bpf_lsm_capable+0x9/0x20
[ 431.539478][T10071] ? __pfx_do_new_mount+0x10/0x10
[ 431.539506][T10071] ? ns_capable+0x8a/0xf0
[ 431.539545][T10071] __se_sys_mount+0x317/0x410
[ 431.539573][T10071] ? __pfx___se_sys_mount+0x10/0x10
[ 431.539599][T10071] ? do_syscall_64+0xbe/0xfa0
[ 431.539613][T10071] ? __x64_sys_mount+0x20/0xc0
[ 431.539637][T10071] do_syscall_64+0xfa/0xfa0
[ 431.539651][T10071] ? lockdep_hardirqs_on+0x9c/0x150
[ 431.539667][T10071] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 431.539683][T10071] ? clear_bhb_loop+0x60/0xb0
[ 431.539703][T10071] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 431.539719][T10071] RIP: 0033:0x7f76ab99038a
[ 431.539735][T10071] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 431.539748][T10071] RSP: 002b:00007f76ac746e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 431.539767][T10071] RAX: ffffffffffffffda RBX: 00007f76ac746ef0 RCX: 00007f76ab99038a
[ 431.539780][T10071] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f76ac746eb0
[ 431.539792][T10071] RBP: 0000200000037f40 R08: 00007f76ac746ef0 R09: 0000000000000000
[ 431.539803][T10071] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 431.539814][T10071] R13: 00007f76ac746eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 431.539843][T10071]
[ 431.539869][T10071] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 431.883258][T10071] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 431.898983][ T9947] veth1_vlan: entered promiscuous mode
[ 431.927103][ T9894] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 432.024008][ T6960] netdevsim netdevsim7 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 432.044237][ T6960] netdevsim netdevsim7 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 432.068451][ T6960] netdevsim netdevsim7 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 432.089809][ T6960] netdevsim netdevsim7 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 432.104808][T10027] chnl_net:caif_netlink_parms(): no params data found
[ 432.360445][ T9947] veth0_macvtap: entered promiscuous mode
[ 432.520173][ T9947] veth1_macvtap: entered promiscuous mode
[ 432.648108][ T3073] hsr_slave_0: left promiscuous mode
[ 432.661596][ T3073] hsr_slave_1: left promiscuous mode
[ 432.667754][ T3073] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 432.683978][ T3073] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 432.702881][ T3073] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 432.710363][ T52] Bluetooth: hci3: command tx timeout
[ 432.716321][ T3073] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 432.747960][ T3073] veth1_macvtap: left promiscuous mode
[ 432.772046][ T3073] veth0_macvtap: left promiscuous mode
[ 432.789005][ T3073] veth1_vlan: left promiscuous mode
[ 432.815518][ T3073] veth0_vlan: left promiscuous mode
[ 433.083946][T10096] loop5: detected capacity change from 0 to 32768
[ 433.111596][T10096] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 433.119187][T10096] CPU: 1 UID: 0 PID: 10096 Comm: syz.5.302 Not tainted syzkaller #0 PREEMPT(full)
[ 433.119211][T10096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 433.119223][T10096] Call Trace:
[ 433.119231][T10096]
[ 433.119238][T10096] dump_stack_lvl+0x189/0x250
[ 433.119268][T10096] ? __pfx_dump_stack_lvl+0x10/0x10
[ 433.119288][T10096] ? __pfx__printk+0x10/0x10
[ 433.119317][T10096] ? kernfs_path_from_node+0x250/0x290
[ 433.119333][T10096] ? kernfs_path_from_node+0x2f/0x290
[ 433.119353][T10096] sysfs_create_dir_ns+0x259/0x280
[ 433.119373][T10096] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 433.119392][T10096] ? do_raw_spin_unlock+0x122/0x240
[ 433.119426][T10096] kobject_add_internal+0x59f/0xb40
[ 433.119452][T10096] kobject_init_and_add+0x125/0x190
[ 433.119474][T10096] ? __pfx_kobject_init_and_add+0x10/0x10
[ 433.119493][T10096] ? __raw_spin_lock_init+0x45/0x100
[ 433.119513][T10096] ? __init_swait_queue_head+0xa9/0x150
[ 433.119534][T10096] gfs2_sys_fs_add+0x234/0x450
[ 433.119554][T10096] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 433.119577][T10096] ? is_dynamic_key+0xd6/0x1c0
[ 433.119597][T10096] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 433.119633][T10096] gfs2_fill_super+0x13c0/0x20d0
[ 433.119670][T10096] ? __pfx_gfs2_fill_super+0x10/0x10
[ 433.119696][T10096] ? sb_set_blocksize+0x104/0x180
[ 433.119722][T10096] ? setup_bdev_super+0x4c1/0x5b0
[ 433.119746][T10096] get_tree_bdev_flags+0x40b/0x4d0
[ 433.119767][T10096] ? __pfx_gfs2_fill_super+0x10/0x10
[ 433.119789][T10096] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 433.119807][T10096] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 433.119841][T10096] gfs2_get_tree+0x51/0x1e0
[ 433.119864][T10096] vfs_get_tree+0x8f/0x2b0
[ 433.119888][T10096] do_new_mount+0x2ee/0xa90
[ 433.119915][T10096] ? bpf_lsm_capable+0x9/0x20
[ 433.119950][T10096] ? __pfx_do_new_mount+0x10/0x10
[ 433.119972][T10096] ? ns_capable+0x8a/0xf0
[ 433.120012][T10096] __se_sys_mount+0x317/0x410
[ 433.120040][T10096] ? __pfx___se_sys_mount+0x10/0x10
[ 433.120065][T10096] ? do_syscall_64+0xbe/0xfa0
[ 433.120079][T10096] ? __x64_sys_mount+0x20/0xc0
[ 433.120103][T10096] do_syscall_64+0xfa/0xfa0
[ 433.120117][T10096] ? lockdep_hardirqs_on+0x9c/0x150
[ 433.120134][T10096] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 433.120149][T10096] ? clear_bhb_loop+0x60/0xb0
[ 433.120169][T10096] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 433.120183][T10096] RIP: 0033:0x7f76ab99038a
[ 433.120199][T10096] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 433.120214][T10096] RSP: 002b:00007f76ac746e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 433.120233][T10096] RAX: ffffffffffffffda RBX: 00007f76ac746ef0 RCX: 00007f76ab99038a
[ 433.120255][T10096] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f76ac746eb0
[ 433.120265][T10096] RBP: 0000200000037f40 R08: 00007f76ac746ef0 R09: 0000000000000000
[ 433.120277][T10096] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 433.120288][T10096] R13: 00007f76ac746eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 433.120319][T10096]
[ 433.120346][T10096] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 433.469050][T10096] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 434.286395][ T3073] team0 (unregistering): Port device team_slave_1 removed
[ 434.392827][ T3073] team0 (unregistering): Port device team_slave_0 removed
[ 434.484567][T10127] loop5: detected capacity change from 0 to 32768
[ 434.541020][T10127] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 434.551939][T10127] CPU: 1 UID: 0 PID: 10127 Comm: syz.5.303 Not tainted syzkaller #0 PREEMPT(full)
[ 434.551962][T10127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 434.551971][T10127] Call Trace:
[ 434.551978][T10127]
[ 434.551986][T10127] dump_stack_lvl+0x189/0x250
[ 434.552012][T10127] ? __pfx_dump_stack_lvl+0x10/0x10
[ 434.552031][T10127] ? __pfx__printk+0x10/0x10
[ 434.552057][T10127] ? kernfs_path_from_node+0x250/0x290
[ 434.552074][T10127] ? kernfs_path_from_node+0x2f/0x290
[ 434.552095][T10127] sysfs_create_dir_ns+0x259/0x280
[ 434.552115][T10127] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 434.552134][T10127] ? do_raw_spin_unlock+0x122/0x240
[ 434.552165][T10127] kobject_add_internal+0x59f/0xb40
[ 434.552193][T10127] kobject_init_and_add+0x125/0x190
[ 434.552213][T10127] ? __pfx_kobject_init_and_add+0x10/0x10
[ 434.552233][T10127] ? __raw_spin_lock_init+0x45/0x100
[ 434.552252][T10127] ? __init_swait_queue_head+0xa9/0x150
[ 434.552274][T10127] gfs2_sys_fs_add+0x234/0x450
[ 434.552292][T10127] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 434.552311][T10127] ? is_dynamic_key+0xd6/0x1c0
[ 434.552328][T10127] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 434.552356][T10127] gfs2_fill_super+0x13c0/0x20d0
[ 434.552386][T10127] ? __pfx_gfs2_fill_super+0x10/0x10
[ 434.552412][T10127] ? sb_set_blocksize+0x104/0x180
[ 434.552437][T10127] ? setup_bdev_super+0x4c1/0x5b0
[ 434.552461][T10127] get_tree_bdev_flags+0x40b/0x4d0
[ 434.552491][T10127] ? __pfx_gfs2_fill_super+0x10/0x10
[ 434.552511][T10127] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 434.552529][T10127] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 434.552564][T10127] gfs2_get_tree+0x51/0x1e0
[ 434.552587][T10127] vfs_get_tree+0x8f/0x2b0
[ 434.552611][T10127] do_new_mount+0x2ee/0xa90
[ 434.552638][T10127] ? bpf_lsm_capable+0x9/0x20
[ 434.552660][T10127] ? __pfx_do_new_mount+0x10/0x10
[ 434.552683][T10127] ? ns_capable+0x8a/0xf0
[ 434.552724][T10127] __se_sys_mount+0x317/0x410
[ 434.552754][T10127] ? __pfx___se_sys_mount+0x10/0x10
[ 434.552780][T10127] ? do_syscall_64+0xbe/0xfa0
[ 434.552796][T10127] ? __x64_sys_mount+0x20/0xc0
[ 434.552820][T10127] do_syscall_64+0xfa/0xfa0
[ 434.552835][T10127] ? lockdep_hardirqs_on+0x9c/0x150
[ 434.552851][T10127] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 434.552867][T10127] ? clear_bhb_loop+0x60/0xb0
[ 434.552888][T10127] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 434.552904][T10127] RIP: 0033:0x7f76ab99038a
[ 434.552919][T10127] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 434.552935][T10127] RSP: 002b:00007f76ac746e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 434.552954][T10127] RAX: ffffffffffffffda RBX: 00007f76ac746ef0 RCX: 00007f76ab99038a
[ 434.552968][T10127] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f76ac746eb0
[ 434.552980][T10127] RBP: 0000200000037f40 R08: 00007f76ac746ef0 R09: 0000000000000000
[ 434.552992][T10127] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 434.553004][T10127] R13: 00007f76ac746eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 434.553036][T10127]
[ 434.553062][T10127] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 434.781487][ T52] Bluetooth: hci3: command tx timeout
[ 434.792730][T10127] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 435.666645][T10050] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 435.687479][T10050] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 435.700506][T10050] gfs2: fsid=syz:syz.0: File system withdrawn
[ 435.710951][T10050] CPU: 0 UID: 0 PID: 10050 Comm: gfs2_logd/syz:s Not tainted syzkaller #0 PREEMPT(full)
[ 435.710977][T10050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 435.710988][T10050] Call Trace:
[ 435.710996][T10050]
[ 435.711004][T10050] dump_stack_lvl+0x189/0x250
[ 435.711033][T10050] ? __pfx_dump_stack_lvl+0x10/0x10
[ 435.711053][T10050] ? __pfx__printk+0x10/0x10
[ 435.711077][T10050] ? kobject_uevent_env+0x36b/0x8c0
[ 435.711114][T10050] gfs2_withdraw+0xb30/0x1430
[ 435.711152][T10050] ? __pfx_gfs2_withdraw+0x10/0x10
[ 435.711173][T10050] ? __pfx_autoremove_wake_function+0x10/0x10
[ 435.711201][T10050] ? prepare_to_wait_event+0x437/0x480
[ 435.711228][T10050] gfs2_logd+0x12e2/0x1360
[ 435.711269][T10050] ? __pfx_gfs2_logd+0x10/0x10
[ 435.711293][T10050] ? __lock_acquire+0xab9/0xd20
[ 435.711322][T10050] ? do_raw_spin_lock+0x121/0x290
[ 435.711354][T10050] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 435.711375][T10050] ? lockdep_hardirqs_on+0x9c/0x150
[ 435.711391][T10050] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 435.711411][T10050] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 435.711438][T10050] ? __pfx_autoremove_wake_function+0x10/0x10
[ 435.711454][T10050] ? __kthread_parkme+0x7b/0x200
[ 435.711470][T10050] ? __kthread_parkme+0x1a1/0x200
[ 435.711491][T10050] kthread+0x70e/0x8a0
[ 435.711512][T10050] ? __pfx_gfs2_logd+0x10/0x10
[ 435.711531][T10050] ? __pfx_kthread+0x10/0x10
[ 435.711550][T10050] ? _raw_spin_unlock_irq+0x23/0x50
[ 435.711571][T10050] ? lockdep_hardirqs_on+0x9c/0x150
[ 435.711585][T10050] ? __pfx_kthread+0x10/0x10
[ 435.711605][T10050] ret_from_fork+0x47c/0x820
[ 435.711631][T10050] ? __pfx_ret_from_fork+0x10/0x10
[ 435.711661][T10050] ? __switch_to_asm+0x39/0x70
[ 435.711681][T10050] ? __switch_to_asm+0x33/0x70
[ 435.711699][T10050] ? __pfx_kthread+0x10/0x10
[ 435.711719][T10050] ret_from_fork_asm+0x1a/0x30
[ 435.711757][T10050]
[ 436.042671][ T96] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 436.049742][T10153] loop5: detected capacity change from 0 to 32768
[ 436.057135][ T96] gfs2: fsid=syz:syz.0: G: s:EX n:3/2090 f:lDpfao t:UN d:UN/10000 a:0 v:0 r:2 m:20 p:0
[ 436.067514][ T96] gfs2: fsid=syz:syz.0: R: n:8336 f:90000000 b:7000/7000 i:7 q:0 r:0 e:7032
[ 436.080018][ T9725] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 436.087127][T10153] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 436.100950][ T96] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 436.102482][ T9725] gfs2: fsid=syz:syz.0: G: s:EX n:2/208e f:lDpfa t:UN d:UN/20000 a:0 v:0 r:1 m:20 p:1
[ 436.107254][ T96] gfs2: fsid=syz:syz.0: G: s:EX n:2/24a2 f:lDpfa t:UN d:UN/10000 a:0 v:0 r:1 m:20 p:1
[ 436.149603][T10153] CPU: 1 UID: 0 PID: 10153 Comm: syz.5.304 Not tainted syzkaller #0 PREEMPT(full)
[ 436.149630][T10153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 436.149642][T10153] Call Trace:
[ 436.149649][T10153]
[ 436.149658][T10153] dump_stack_lvl+0x189/0x250
[ 436.149686][T10153] ? __pfx_dump_stack_lvl+0x10/0x10
[ 436.149707][T10153] ? __pfx__printk+0x10/0x10
[ 436.149736][T10153] ? kernfs_path_from_node+0x250/0x290
[ 436.149752][T10153] ? kernfs_path_from_node+0x2f/0x290
[ 436.149774][T10153] sysfs_create_dir_ns+0x259/0x280
[ 436.149795][T10153] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 436.149813][T10153] ? do_raw_spin_unlock+0x122/0x240
[ 436.149837][T10153] kobject_add_internal+0x59f/0xb40
[ 436.149865][T10153] kobject_init_and_add+0x125/0x190
[ 436.149890][T10153] ? __pfx_kobject_init_and_add+0x10/0x10
[ 436.149910][T10153] ? __raw_spin_lock_init+0x45/0x100
[ 436.149931][T10153] ? __init_swait_queue_head+0xa9/0x150
[ 436.149954][T10153] gfs2_sys_fs_add+0x234/0x450
[ 436.149976][T10153] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 436.150000][T10153] ? is_dynamic_key+0xd6/0x1c0
[ 436.150021][T10153] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 436.150063][T10153] gfs2_fill_super+0x13c0/0x20d0
[ 436.150102][T10153] ? __pfx_gfs2_fill_super+0x10/0x10
[ 436.150141][T10153] ? sb_set_blocksize+0x104/0x180
[ 436.150169][T10153] ? setup_bdev_super+0x4c1/0x5b0
[ 436.150194][T10153] get_tree_bdev_flags+0x40b/0x4d0
[ 436.150215][T10153] ? __pfx_gfs2_fill_super+0x10/0x10
[ 436.150236][T10153] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 436.150255][T10153] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 436.150290][T10153] gfs2_get_tree+0x51/0x1e0
[ 436.150315][T10153] vfs_get_tree+0x8f/0x2b0
[ 436.150339][T10153] do_new_mount+0x2ee/0xa90
[ 436.150365][T10153] ? bpf_lsm_capable+0x9/0x20
[ 436.150387][T10153] ? __pfx_do_new_mount+0x10/0x10
[ 436.150410][T10153] ? ns_capable+0x8a/0xf0
[ 436.150451][T10153] __se_sys_mount+0x317/0x410
[ 436.150480][T10153] ? __pfx___se_sys_mount+0x10/0x10
[ 436.150508][T10153] ? do_syscall_64+0xbe/0xfa0
[ 436.150523][T10153] ? __x64_sys_mount+0x20/0xc0
[ 436.150548][T10153] do_syscall_64+0xfa/0xfa0
[ 436.150563][T10153] ? lockdep_hardirqs_on+0x9c/0x150
[ 436.150581][T10153] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 436.150598][T10153] ? clear_bhb_loop+0x60/0xb0
[ 436.150619][T10153] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 436.150636][T10153] RIP: 0033:0x7f76ab99038a
[ 436.150652][T10153] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 436.150667][T10153] RSP: 002b:00007f76ac746e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 436.150685][T10153] RAX: ffffffffffffffda RBX: 00007f76ac746ef0 RCX: 00007f76ab99038a
[ 436.150698][T10153] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f76ac746eb0
[ 436.150710][T10153] RBP: 0000200000037f40 R08: 00007f76ac746ef0 R09: 0000000000000000
[ 436.150722][T10153] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 436.150733][T10153] R13: 00007f76ac746eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 436.150765][T10153]
[ 436.150790][T10153] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 436.395915][T10153] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 436.572357][T10153] loop5: detected capacity change from 32768 to 0
2025/09/04 20:11:45 executed programs: 295
[ 436.679270][T10027] bridge0: port 1(bridge_slave_0) entered blocking state
[ 436.691791][T10027] bridge0: port 1(bridge_slave_0) entered disabled state
[ 436.708487][T10027] bridge_slave_0: entered allmulticast mode
[ 436.723827][T10027] bridge_slave_0: entered promiscuous mode
[ 436.851921][T10027] bridge0: port 2(bridge_slave_1) entered blocking state
[ 436.866683][ T52] Bluetooth: hci3: command tx timeout
[ 436.877590][T10027] bridge0: port 2(bridge_slave_1) entered disabled state
[ 436.902818][T10027] bridge_slave_1: entered allmulticast mode
[ 436.934883][T10027] bridge_slave_1: entered promiscuous mode
[ 437.028160][ T9947] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 437.029159][ T6420] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 437.060723][ T6420] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 437.079183][ T6420] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 437.097414][ T6420] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 437.105606][T10027] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 437.126762][ T6420] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 437.133212][ T1016] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 437.191663][ T1016] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 437.205009][ T9947] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 437.234816][T10027] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 437.310332][T10027] team0: Port device team_slave_0 added
[ 437.345229][ T1153] netdevsim netdevsim8 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 437.358243][ T1153] netdevsim netdevsim8 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 437.369719][T10175] loop5: detected capacity change from 0 to 32768
[ 437.387279][ T1153] netdevsim netdevsim8 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 437.400294][ T1153] netdevsim netdevsim8 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 437.412695][T10175] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 437.419177][T10027] team0: Port device team_slave_1 added
[ 437.421059][T10175] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 437.513767][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 437.547469][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 437.568300][T10027] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 437.595423][T10027] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 437.614510][T10175] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 437.641854][T10027] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 437.701200][ T43] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 437.708771][ T43] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 437.722187][T10027] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 437.729588][T10027] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 437.764877][T10027] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 437.858269][ T43] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 149ms
[ 437.883009][ T43] gfs2: fsid=syz:syz.0: jid=0: Done
[ 437.902021][T10175] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 438.010425][ T3073] netdevsim netdevsim6 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 438.130226][ T3073] netdevsim netdevsim6 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 438.336987][ T3073] netdevsim netdevsim6 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 438.391170][T10027] hsr_slave_0: entered promiscuous mode
[ 438.421065][T10027] hsr_slave_1: entered promiscuous mode
[ 438.431164][T10027] debugfs: 'hsr0' already exists in 'hsr'
[ 438.446459][T10027] Cannot create hsr debugfs directory
[ 438.454600][ T6960] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 438.470529][ T6960] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 438.471879][T10175] loop5: detected capacity change from 32768 to 0
[ 438.497529][ C0] I/O error, dev loop5, sector 2972 op 0x1:(WRITE) flags 0x0 phys_seg 5 prio class 2
[ 438.507266][ C0] gfs2: fsid=syz:syz.0: Error -5 writing to journal, jid=0
[ 438.514980][T10189] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 438.515755][ C1] I/O error, dev loop5, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 438.532348][ C1] I/O error, dev loop5, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 438.657924][ T3073] netdevsim netdevsim6 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 438.920749][ T1016] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 438.968069][T10194] loop7: detected capacity change from 0 to 32768
[ 438.981452][ T1016] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 439.045518][T10194] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 439.102568][T10194] CPU: 1 UID: 0 PID: 10194 Comm: syz.7.286 Not tainted syzkaller #0 PREEMPT(full)
[ 439.102594][T10194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 439.102604][T10194] Call Trace:
[ 439.102612][T10194]
[ 439.102620][T10194] dump_stack_lvl+0x189/0x250
[ 439.102649][T10194] ? __pfx_dump_stack_lvl+0x10/0x10
[ 439.102670][T10194] ? __pfx__printk+0x10/0x10
[ 439.102698][T10194] ? kernfs_path_from_node+0x250/0x290
[ 439.102714][T10194] ? kernfs_path_from_node+0x2f/0x290
[ 439.102733][T10194] sysfs_create_dir_ns+0x259/0x280
[ 439.102754][T10194] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 439.102782][T10194] ? do_raw_spin_unlock+0x122/0x240
[ 439.102807][T10194] kobject_add_internal+0x59f/0xb40
[ 439.102835][T10194] kobject_init_and_add+0x125/0x190
[ 439.102860][T10194] ? __pfx_kobject_init_and_add+0x10/0x10
[ 439.102880][T10194] ? __raw_spin_lock_init+0x45/0x100
[ 439.102900][T10194] ? __init_swait_queue_head+0xa9/0x150
[ 439.102922][T10194] gfs2_sys_fs_add+0x234/0x450
[ 439.102942][T10194] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 439.102966][T10194] ? is_dynamic_key+0xd6/0x1c0
[ 439.102987][T10194] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 439.103021][T10194] gfs2_fill_super+0x13c0/0x20d0
[ 439.103056][T10194] ? __pfx_gfs2_fill_super+0x10/0x10
[ 439.103082][T10194] ? sb_set_blocksize+0x104/0x180
[ 439.103109][T10194] ? setup_bdev_super+0x4c1/0x5b0
[ 439.103134][T10194] get_tree_bdev_flags+0x40b/0x4d0
[ 439.103155][T10194] ? __pfx_gfs2_fill_super+0x10/0x10
[ 439.103175][T10194] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 439.103193][T10194] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 439.103228][T10194] gfs2_get_tree+0x51/0x1e0
[ 439.103253][T10194] vfs_get_tree+0x8f/0x2b0
[ 439.103276][T10194] do_new_mount+0x2ee/0xa90
[ 439.103302][T10194] ? bpf_lsm_capable+0x9/0x20
[ 439.103325][T10194] ? __pfx_do_new_mount+0x10/0x10
[ 439.103348][T10194] ? ns_capable+0x8a/0xf0
[ 439.103387][T10194] __se_sys_mount+0x317/0x410
[ 439.103416][T10194] ? __pfx___se_sys_mount+0x10/0x10
[ 439.103442][T10194] ? do_syscall_64+0xbe/0xfa0
[ 439.103457][T10194] ? __x64_sys_mount+0x20/0xc0
[ 439.103481][T10194] do_syscall_64+0xfa/0xfa0
[ 439.103509][T10194] ? lockdep_hardirqs_on+0x9c/0x150
[ 439.103525][T10194] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 439.103541][T10194] ? clear_bhb_loop+0x60/0xb0
[ 439.103562][T10194] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 439.103578][T10194] RIP: 0033:0x7fbe46f9038a
[ 439.103594][T10194] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 439.103607][T10194] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 439.103626][T10194] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 439.103639][T10194] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 439.103652][T10194] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 439.103663][T10194] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 439.103674][T10194] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 439.103704][T10194]
[ 439.103730][T10194] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 439.212338][ T6420] Bluetooth: hci0: command tx timeout
[ 439.261418][T10194] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 439.360923][T10178] chnl_net:caif_netlink_parms(): no params data found
[ 439.587323][ C1] I/O error, dev loop7, sector 120 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[ 439.603658][ C1] I/O error, dev loop7, sector 120 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 439.613323][ C1] Buffer I/O error on dev loop7, logical block 120, async page read
[ 439.621535][T10194] loop7: detected capacity change from 32768 to 0
[ 439.622030][ C1] I/O error, dev loop7, sector 121 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 439.637855][ C1] Buffer I/O error on dev loop7, logical block 121, async page read
[ 439.646031][ C1] I/O error, dev loop7, sector 122 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 439.655511][ C1] Buffer I/O error on dev loop7, logical block 122, async page read
[ 439.663681][ C1] I/O error, dev loop7, sector 123 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 439.673097][ C1] Buffer I/O error on dev loop7, logical block 123, async page read
[ 439.681162][ C1] I/O error, dev loop7, sector 124 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 439.690769][ C1] Buffer I/O error on dev loop7, logical block 124, async page read
[ 439.698867][ C1] I/O error, dev loop7, sector 125 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 439.708209][ C1] Buffer I/O error on dev loop7, logical block 125, async page read
[ 439.716307][ C1] Buffer I/O error on dev loop7, logical block 126, async page read
[ 439.724604][ C1] Buffer I/O error on dev loop7, logical block 127, async page read
[ 439.866905][ T3073] bridge_slave_1: left allmulticast mode
[ 439.874907][ T3073] bridge_slave_1: left promiscuous mode
[ 439.880740][ T3073] bridge0: port 2(bridge_slave_1) entered disabled state
[ 439.923792][ T3073] bridge_slave_0: left allmulticast mode
[ 439.932468][ T3073] bridge_slave_0: left promiscuous mode
[ 439.942162][ T3073] bridge0: port 1(bridge_slave_0) entered disabled state
[ 440.325033][T10218] loop8: detected capacity change from 0 to 32768
[ 440.366531][T10218] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 440.381819][T10218] CPU: 0 UID: 0 PID: 10218 Comm: syz.8.295 Not tainted syzkaller #0 PREEMPT(full)
[ 440.381844][T10218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 440.381856][T10218] Call Trace:
[ 440.381864][T10218]
[ 440.381872][T10218] dump_stack_lvl+0x189/0x250
[ 440.381905][T10218] ? __pfx_dump_stack_lvl+0x10/0x10
[ 440.381925][T10218] ? __pfx__printk+0x10/0x10
[ 440.381954][T10218] ? kernfs_path_from_node+0x250/0x290
[ 440.381971][T10218] ? kernfs_path_from_node+0x2f/0x290
[ 440.381992][T10218] sysfs_create_dir_ns+0x259/0x280
[ 440.382013][T10218] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 440.382033][T10218] ? do_raw_spin_unlock+0x122/0x240
[ 440.382058][T10218] kobject_add_internal+0x59f/0xb40
[ 440.382086][T10218] kobject_init_and_add+0x125/0x190
[ 440.382111][T10218] ? __pfx_kobject_init_and_add+0x10/0x10
[ 440.382132][T10218] ? __raw_spin_lock_init+0x45/0x100
[ 440.382153][T10218] ? __init_swait_queue_head+0xa9/0x150
[ 440.382177][T10218] gfs2_sys_fs_add+0x234/0x450
[ 440.382198][T10218] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 440.382222][T10218] ? is_dynamic_key+0xd6/0x1c0
[ 440.382243][T10218] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 440.382279][T10218] gfs2_fill_super+0x13c0/0x20d0
[ 440.382317][T10218] ? __pfx_gfs2_fill_super+0x10/0x10
[ 440.382350][T10218] ? sb_set_blocksize+0x104/0x180
[ 440.382377][T10218] ? setup_bdev_super+0x4c1/0x5b0
[ 440.382403][T10218] get_tree_bdev_flags+0x40b/0x4d0
[ 440.382423][T10218] ? __pfx_gfs2_fill_super+0x10/0x10
[ 440.382444][T10218] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 440.382462][T10218] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 440.382498][T10218] gfs2_get_tree+0x51/0x1e0
[ 440.382522][T10218] vfs_get_tree+0x8f/0x2b0
[ 440.382546][T10218] do_new_mount+0x2ee/0xa90
[ 440.382573][T10218] ? bpf_lsm_capable+0x9/0x20
[ 440.382594][T10218] ? __pfx_do_new_mount+0x10/0x10
[ 440.382616][T10218] ? ns_capable+0x8a/0xf0
[ 440.382656][T10218] __se_sys_mount+0x317/0x410
[ 440.382685][T10218] ? __pfx___se_sys_mount+0x10/0x10
[ 440.382712][T10218] ? do_syscall_64+0xbe/0xfa0
[ 440.382728][T10218] ? __x64_sys_mount+0x20/0xc0
[ 440.382753][T10218] do_syscall_64+0xfa/0xfa0
[ 440.382769][T10218] ? lockdep_hardirqs_on+0x9c/0x150
[ 440.382785][T10218] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 440.382798][T10218] ? clear_bhb_loop+0x60/0xb0
[ 440.382818][T10218] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 440.382834][T10218] RIP: 0033:0x7fcea7b9038a
[ 440.382850][T10218] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 440.382863][T10218] RSP: 002b:00007fcea8992e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 440.382882][T10218] RAX: ffffffffffffffda RBX: 00007fcea8992ef0 RCX: 00007fcea7b9038a
[ 440.382894][T10218] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fcea8992eb0
[ 440.382906][T10218] RBP: 0000200000037f40 R08: 00007fcea8992ef0 R09: 0000000000000000
[ 440.382918][T10218] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 440.382929][T10218] R13: 00007fcea8992eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 440.382959][T10218]
[ 440.383007][T10218] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 440.721573][ T1300] ieee802154 phy0 wpan0: encryption failed: -22
[ 440.728018][ T1300] ieee802154 phy1 wpan1: encryption failed: -22
[ 440.751893][T10218] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 440.767141][T10220] loop7: detected capacity change from 0 to 32768
[ 440.806791][T10220] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 440.841678][T10220] CPU: 1 UID: 0 PID: 10220 Comm: syz.7.309 Not tainted syzkaller #0 PREEMPT(full)
[ 440.841703][T10220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 440.841713][T10220] Call Trace:
[ 440.841720][T10220]
[ 440.841727][T10220] dump_stack_lvl+0x189/0x250
[ 440.841755][T10220] ? __pfx_dump_stack_lvl+0x10/0x10
[ 440.841775][T10220] ? __pfx__printk+0x10/0x10
[ 440.841802][T10220] ? kernfs_path_from_node+0x250/0x290
[ 440.841819][T10220] ? kernfs_path_from_node+0x2f/0x290
[ 440.841839][T10220] sysfs_create_dir_ns+0x259/0x280
[ 440.841859][T10220] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 440.841876][T10220] ? do_raw_spin_unlock+0x122/0x240
[ 440.841901][T10220] kobject_add_internal+0x59f/0xb40
[ 440.841928][T10220] kobject_init_and_add+0x125/0x190
[ 440.841952][T10220] ? __pfx_kobject_init_and_add+0x10/0x10
[ 440.841971][T10220] ? __raw_spin_lock_init+0x45/0x100
[ 440.841989][T10220] ? __init_swait_queue_head+0xa9/0x150
[ 440.842011][T10220] gfs2_sys_fs_add+0x234/0x450
[ 440.842032][T10220] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 440.842056][T10220] ? is_dynamic_key+0xd6/0x1c0
[ 440.842078][T10220] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 440.842113][T10220] gfs2_fill_super+0x13c0/0x20d0
[ 440.842150][T10220] ? __pfx_gfs2_fill_super+0x10/0x10
[ 440.842175][T10220] ? sb_set_blocksize+0x104/0x180
[ 440.842201][T10220] ? setup_bdev_super+0x4c1/0x5b0
[ 440.842222][T10220] get_tree_bdev_flags+0x40b/0x4d0
[ 440.842243][T10220] ? __pfx_gfs2_fill_super+0x10/0x10
[ 440.842263][T10220] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 440.842279][T10220] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 440.842312][T10220] gfs2_get_tree+0x51/0x1e0
[ 440.842337][T10220] vfs_get_tree+0x8f/0x2b0
[ 440.842358][T10220] do_new_mount+0x2ee/0xa90
[ 440.842384][T10220] ? bpf_lsm_capable+0x9/0x20
[ 440.842406][T10220] ? __pfx_do_new_mount+0x10/0x10
[ 440.842428][T10220] ? ns_capable+0x8a/0xf0
[ 440.842467][T10220] __se_sys_mount+0x317/0x410
[ 440.842497][T10220] ? __pfx___se_sys_mount+0x10/0x10
[ 440.842523][T10220] ? do_syscall_64+0xbe/0xfa0
[ 440.842537][T10220] ? __x64_sys_mount+0x20/0xc0
[ 440.842561][T10220] do_syscall_64+0xfa/0xfa0
[ 440.842575][T10220] ? lockdep_hardirqs_on+0x9c/0x150
[ 440.842592][T10220] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 440.842618][T10220] ? clear_bhb_loop+0x60/0xb0
[ 440.842639][T10220] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 440.842656][T10220] RIP: 0033:0x7fbe46f9038a
[ 440.842673][T10220] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 440.842687][T10220] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 440.842705][T10220] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 440.842717][T10220] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 440.842729][T10220] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 440.842741][T10220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 440.842751][T10220] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 440.842779][T10220]
[ 440.842805][T10220] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 441.176387][T10220] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 441.344028][ T6420] Bluetooth: hci0: command tx timeout
[ 441.548404][ T3073] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 441.585324][ T3073] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 441.607387][ T3073] bond0 (unregistering): Released all slaves
[ 442.041213][T10226] loop8: detected capacity change from 0 to 32768
[ 442.111842][T10226] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 442.119524][T10226] CPU: 0 UID: 0 PID: 10226 Comm: syz.8.310 Not tainted syzkaller #0 PREEMPT(full)
[ 442.119547][T10226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 442.119558][T10226] Call Trace:
[ 442.119566][T10226]
[ 442.119574][T10226] dump_stack_lvl+0x189/0x250
[ 442.119603][T10226] ? __pfx_dump_stack_lvl+0x10/0x10
[ 442.119624][T10226] ? __pfx__printk+0x10/0x10
[ 442.119653][T10226] ? kernfs_path_from_node+0x250/0x290
[ 442.119669][T10226] ? kernfs_path_from_node+0x2f/0x290
[ 442.119691][T10226] sysfs_create_dir_ns+0x259/0x280
[ 442.119712][T10226] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 442.119731][T10226] ? do_raw_spin_unlock+0x122/0x240
[ 442.119756][T10226] kobject_add_internal+0x59f/0xb40
[ 442.119784][T10226] kobject_init_and_add+0x125/0x190
[ 442.119809][T10226] ? __pfx_kobject_init_and_add+0x10/0x10
[ 442.119829][T10226] ? __raw_spin_lock_init+0x45/0x100
[ 442.119850][T10226] ? __init_swait_queue_head+0xa9/0x150
[ 442.119873][T10226] gfs2_sys_fs_add+0x234/0x450
[ 442.119894][T10226] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 442.119918][T10226] ? is_dynamic_key+0xd6/0x1c0
[ 442.119939][T10226] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 442.119975][T10226] gfs2_fill_super+0x13c0/0x20d0
[ 442.120018][T10226] ? __pfx_gfs2_fill_super+0x10/0x10
[ 442.120045][T10226] ? sb_set_blocksize+0x104/0x180
[ 442.120071][T10226] ? setup_bdev_super+0x4c1/0x5b0
[ 442.120096][T10226] get_tree_bdev_flags+0x40b/0x4d0
[ 442.120118][T10226] ? __pfx_gfs2_fill_super+0x10/0x10
[ 442.120139][T10226] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 442.120158][T10226] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 442.120193][T10226] gfs2_get_tree+0x51/0x1e0
[ 442.120217][T10226] vfs_get_tree+0x8f/0x2b0
[ 442.120240][T10226] do_new_mount+0x2ee/0xa90
[ 442.120267][T10226] ? bpf_lsm_capable+0x9/0x20
[ 442.120289][T10226] ? __pfx_do_new_mount+0x10/0x10
[ 442.120312][T10226] ? ns_capable+0x8a/0xf0
[ 442.120352][T10226] __se_sys_mount+0x317/0x410
[ 442.120381][T10226] ? __pfx___se_sys_mount+0x10/0x10
[ 442.120409][T10226] ? do_syscall_64+0xbe/0xfa0
[ 442.120424][T10226] ? __x64_sys_mount+0x20/0xc0
[ 442.120448][T10226] do_syscall_64+0xfa/0xfa0
[ 442.120469][T10226] ? lockdep_hardirqs_on+0x9c/0x150
[ 442.120486][T10226] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 442.120502][T10226] ? clear_bhb_loop+0x60/0xb0
[ 442.120523][T10226] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 442.120540][T10226] RIP: 0033:0x7fcea7b9038a
[ 442.120557][T10226] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 442.120571][T10226] RSP: 002b:00007fcea8992e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 442.120590][T10226] RAX: ffffffffffffffda RBX: 00007fcea8992ef0 RCX: 00007fcea7b9038a
[ 442.120603][T10226] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fcea8992eb0
[ 442.120615][T10226] RBP: 0000200000037f40 R08: 00007fcea8992ef0 R09: 0000000000000000
[ 442.120627][T10226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 442.120638][T10226] R13: 00007fcea8992eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 442.120669][T10226]
[ 442.120696][T10226] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 442.200730][T10228] loop7: detected capacity change from 0 to 32768
[ 442.456792][T10226] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 442.518467][T10228] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 442.545563][T10228] CPU: 1 UID: 0 PID: 10228 Comm: syz.7.311 Not tainted syzkaller #0 PREEMPT(full)
[ 442.545588][T10228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 442.545598][T10228] Call Trace:
[ 442.545606][T10228]
[ 442.545614][T10228] dump_stack_lvl+0x189/0x250
[ 442.545642][T10228] ? __pfx_dump_stack_lvl+0x10/0x10
[ 442.545663][T10228] ? __pfx__printk+0x10/0x10
[ 442.545692][T10228] ? kernfs_path_from_node+0x250/0x290
[ 442.545709][T10228] ? kernfs_path_from_node+0x2f/0x290
[ 442.545731][T10228] sysfs_create_dir_ns+0x259/0x280
[ 442.545752][T10228] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 442.545772][T10228] ? do_raw_spin_unlock+0x122/0x240
[ 442.545798][T10228] kobject_add_internal+0x59f/0xb40
[ 442.545838][T10228] kobject_init_and_add+0x125/0x190
[ 442.545863][T10228] ? __pfx_kobject_init_and_add+0x10/0x10
[ 442.545883][T10228] ? __raw_spin_lock_init+0x45/0x100
[ 442.545904][T10228] ? __init_swait_queue_head+0xa9/0x150
[ 442.545927][T10228] gfs2_sys_fs_add+0x234/0x450
[ 442.545948][T10228] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 442.545972][T10228] ? is_dynamic_key+0xd6/0x1c0
[ 442.545994][T10228] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 442.546029][T10228] gfs2_fill_super+0x13c0/0x20d0
[ 442.546072][T10228] ? __pfx_gfs2_fill_super+0x10/0x10
[ 442.546098][T10228] ? sb_set_blocksize+0x104/0x180
[ 442.546126][T10228] ? setup_bdev_super+0x4c1/0x5b0
[ 442.546154][T10228] get_tree_bdev_flags+0x40b/0x4d0
[ 442.546174][T10228] ? __pfx_gfs2_fill_super+0x10/0x10
[ 442.546193][T10228] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 442.546212][T10228] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 442.546246][T10228] gfs2_get_tree+0x51/0x1e0
[ 442.546270][T10228] vfs_get_tree+0x8f/0x2b0
[ 442.546294][T10228] do_new_mount+0x2ee/0xa90
[ 442.546325][T10228] ? bpf_lsm_capable+0x9/0x20
[ 442.546346][T10228] ? __pfx_do_new_mount+0x10/0x10
[ 442.546369][T10228] ? ns_capable+0x8a/0xf0
[ 442.546408][T10228] __se_sys_mount+0x317/0x410
[ 442.546434][T10228] ? __pfx___se_sys_mount+0x10/0x10
[ 442.546457][T10228] ? do_syscall_64+0xbe/0xfa0
[ 442.546471][T10228] ? __x64_sys_mount+0x20/0xc0
[ 442.546493][T10228] do_syscall_64+0xfa/0xfa0
[ 442.546506][T10228] ? lockdep_hardirqs_on+0x9c/0x150
[ 442.546521][T10228] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 442.546536][T10228] ? clear_bhb_loop+0x60/0xb0
[ 442.546557][T10228] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 442.546573][T10228] RIP: 0033:0x7fbe46f9038a
[ 442.546589][T10228] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 442.546605][T10228] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 442.546623][T10228] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 442.546636][T10228] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 442.546648][T10228] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 442.546660][T10228] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 442.546671][T10228] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 442.546704][T10228]
[ 442.546804][T10228] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 442.880515][T10228] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 442.909138][T10226] loop8: detected capacity change from 32768 to 0
2025/09/04 20:11:51 executed programs: 303
[ 443.036442][T10178] bridge0: port 1(bridge_slave_0) entered blocking state
[ 443.074664][T10178] bridge0: port 1(bridge_slave_0) entered disabled state
[ 443.104763][T10178] bridge_slave_0: entered allmulticast mode
[ 443.124159][T10178] bridge_slave_0: entered promiscuous mode
[ 443.234074][T10178] bridge0: port 2(bridge_slave_1) entered blocking state
[ 443.241333][T10178] bridge0: port 2(bridge_slave_1) entered disabled state
[ 443.292583][T10178] bridge_slave_1: entered allmulticast mode
[ 443.312815][T10178] bridge_slave_1: entered promiscuous mode
[ 443.422666][ T6420] Bluetooth: hci0: command tx timeout
[ 443.527167][ T3073] hsr_slave_0: left promiscuous mode
[ 443.551620][ T3073] hsr_slave_1: left promiscuous mode
[ 443.567343][ T3073] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 443.587454][ T3073] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 443.594235][T10189] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 443.613285][ T3073] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 443.620700][ T3073] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 443.621628][T10189] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 443.658742][T10189] gfs2: fsid=syz:syz.0: File system withdrawn
[ 443.671509][T10189] CPU: 0 UID: 0 PID: 10189 Comm: gfs2_logd/syz:s Not tainted syzkaller #0 PREEMPT(full)
[ 443.671535][T10189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 443.671546][T10189] Call Trace:
[ 443.671554][T10189]
[ 443.671562][T10189] dump_stack_lvl+0x189/0x250
[ 443.671588][T10189] ? __pfx_dump_stack_lvl+0x10/0x10
[ 443.671608][T10189] ? __pfx__printk+0x10/0x10
[ 443.671629][T10189] ? kobject_uevent_env+0x36b/0x8c0
[ 443.671659][T10189] gfs2_withdraw+0xb30/0x1430
[ 443.671697][T10189] ? __pfx_gfs2_withdraw+0x10/0x10
[ 443.671725][T10189] ? __pfx_autoremove_wake_function+0x10/0x10
[ 443.671753][T10189] ? prepare_to_wait_event+0x437/0x480
[ 443.671780][T10189] gfs2_logd+0x12e2/0x1360
[ 443.671822][T10189] ? __pfx_gfs2_logd+0x10/0x10
[ 443.671846][T10189] ? __lock_acquire+0xab9/0xd20
[ 443.671877][T10189] ? do_raw_spin_lock+0x121/0x290
[ 443.671906][T10189] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 443.671931][T10189] ? lockdep_hardirqs_on+0x9c/0x150
[ 443.671949][T10189] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 443.671972][T10189] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 443.672001][T10189] ? __pfx_autoremove_wake_function+0x10/0x10
[ 443.672020][T10189] ? __kthread_parkme+0x7b/0x200
[ 443.672038][T10189] ? __kthread_parkme+0x1a1/0x200
[ 443.672061][T10189] kthread+0x70e/0x8a0
[ 443.672084][T10189] ? __pfx_gfs2_logd+0x10/0x10
[ 443.672104][T10189] ? __pfx_kthread+0x10/0x10
[ 443.672125][T10189] ? _raw_spin_unlock_irq+0x23/0x50
[ 443.672148][T10189] ? lockdep_hardirqs_on+0x9c/0x150
[ 443.672162][T10189] ? __pfx_kthread+0x10/0x10
[ 443.672182][T10189] ret_from_fork+0x47c/0x820
[ 443.672208][T10189] ? __pfx_ret_from_fork+0x10/0x10
[ 443.672238][T10189] ? __switch_to_asm+0x39/0x70
[ 443.672258][T10189] ? __switch_to_asm+0x33/0x70
[ 443.672277][T10189] ? __pfx_kthread+0x10/0x10
[ 443.672298][T10189] ret_from_fork_asm+0x1a/0x30
[ 443.672346][T10189]
[ 443.673928][ T96] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 443.876192][ T96] gfs2: fsid=syz:syz.0: G: s:EX n:3/2090 f:lDpfao t:UN d:UN/200000 a:0 v:0 r:2 m:20 p:0
[ 443.886498][ T96] gfs2: fsid=syz:syz.0: R: n:8336 f:90000000 b:7000/7000 i:7 q:0 r:0 e:7032
[ 443.903450][ T3073] veth1_macvtap: left promiscuous mode
[ 443.909359][ T3073] veth0_macvtap: left promiscuous mode
[ 443.915112][ T3073] veth1_vlan: left promiscuous mode
[ 443.920452][ T3073] veth0_vlan: left promiscuous mode
[ 443.945893][ T9725] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 443.952332][ T9725] gfs2: fsid=syz:syz.0: G: s:EX n:2/24a2 f:lDpfa t:UN d:UN/10000 a:0 v:0 r:1 m:20 p:1
[ 443.962114][ T6832] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 443.968315][ T6832] gfs2: fsid=syz:syz.0: G: s:EX n:2/208e f:lDpfa t:UN d:UN/20000 a:0 v:0 r:1 m:20 p:1
[ 444.131647][T10252] loop8: detected capacity change from 0 to 32768
[ 444.193654][T10252] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 444.245456][T10252] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 444.400485][T10252] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 444.455658][ T8451] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 444.469423][ T8451] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 444.619794][ T8451] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 150ms
[ 444.636191][ T8451] gfs2: fsid=syz:syz.0: jid=0: Done
[ 444.645838][T10252] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 444.684261][T10258] loop7: detected capacity change from 0 to 32768
[ 444.718840][T10258] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 444.727634][T10258] CPU: 0 UID: 0 PID: 10258 Comm: syz.7.313 Not tainted syzkaller #0 PREEMPT(full)
[ 444.727659][T10258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 444.727669][T10258] Call Trace:
[ 444.727676][T10258]
[ 444.727684][T10258] dump_stack_lvl+0x189/0x250
[ 444.727710][T10258] ? __pfx_dump_stack_lvl+0x10/0x10
[ 444.727728][T10258] ? __pfx__printk+0x10/0x10
[ 444.727755][T10258] ? kernfs_path_from_node+0x250/0x290
[ 444.727770][T10258] ? kernfs_path_from_node+0x2f/0x290
[ 444.727789][T10258] sysfs_create_dir_ns+0x259/0x280
[ 444.727808][T10258] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 444.727825][T10258] ? do_raw_spin_unlock+0x122/0x240
[ 444.727846][T10258] kobject_add_internal+0x59f/0xb40
[ 444.727881][T10258] kobject_init_and_add+0x125/0x190
[ 444.727902][T10258] ? __pfx_kobject_init_and_add+0x10/0x10
[ 444.727919][T10258] ? __raw_spin_lock_init+0x45/0x100
[ 444.727937][T10258] ? __init_swait_queue_head+0xa9/0x150
[ 444.727958][T10258] gfs2_sys_fs_add+0x234/0x450
[ 444.727977][T10258] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 444.727998][T10258] ? is_dynamic_key+0xd6/0x1c0
[ 444.728016][T10258] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 444.728049][T10258] gfs2_fill_super+0x13c0/0x20d0
[ 444.728084][T10258] ? __pfx_gfs2_fill_super+0x10/0x10
[ 444.728107][T10258] ? sb_set_blocksize+0x104/0x180
[ 444.728131][T10258] ? setup_bdev_super+0x4c1/0x5b0
[ 444.728153][T10258] get_tree_bdev_flags+0x40b/0x4d0
[ 444.728178][T10258] ? __pfx_gfs2_fill_super+0x10/0x10
[ 444.728196][T10258] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 444.728212][T10258] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 444.728242][T10258] gfs2_get_tree+0x51/0x1e0
[ 444.728262][T10258] vfs_get_tree+0x8f/0x2b0
[ 444.728281][T10258] do_new_mount+0x2ee/0xa90
[ 444.728304][T10258] ? bpf_lsm_capable+0x9/0x20
[ 444.728323][T10258] ? __pfx_do_new_mount+0x10/0x10
[ 444.728347][T10258] ? ns_capable+0x8a/0xf0
[ 444.728381][T10258] __se_sys_mount+0x317/0x410
[ 444.728408][T10258] ? __pfx___se_sys_mount+0x10/0x10
[ 444.728434][T10258] ? do_syscall_64+0xbe/0xfa0
[ 444.728450][T10258] ? __x64_sys_mount+0x20/0xc0
[ 444.728476][T10258] do_syscall_64+0xfa/0xfa0
[ 444.728492][T10258] ? lockdep_hardirqs_on+0x9c/0x150
[ 444.728509][T10258] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 444.728527][T10258] ? clear_bhb_loop+0x60/0xb0
[ 444.728546][T10258] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 444.728560][T10258] RIP: 0033:0x7fbe46f9038a
[ 444.728577][T10258] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 444.728592][T10258] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 444.728611][T10258] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 444.728625][T10258] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 444.728637][T10258] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 444.728649][T10258] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 444.728660][T10258] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 444.728692][T10258]
[ 444.728747][T10258] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 445.063324][T10258] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 445.173974][T10252] loop8: detected capacity change from 32768 to 0
[ 445.197130][ C0] blk_print_req_error: 2 callbacks suppressed
[ 445.197151][ C0] I/O error, dev loop8, sector 2972 op 0x1:(WRITE) flags 0x0 phys_seg 5 prio class 2
[ 445.199769][ C1] I/O error, dev loop8, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 445.203301][ C0] gfs2: fsid=syz:syz.0: Error -5 writing to journal, jid=0
[ 445.212873][ C1] I/O error, dev loop8, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 445.242144][T10271] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 445.501585][ T6420] Bluetooth: hci0: command tx timeout
[ 445.523911][ T3073] team0 (unregistering): Port device team_slave_1 removed
[ 445.581053][ T3073] team0 (unregistering): Port device team_slave_0 removed
[ 445.800161][T10277] loop7: detected capacity change from 0 to 32768
[ 445.838094][T10277] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 445.845762][T10277] CPU: 0 UID: 0 PID: 10277 Comm: syz.7.315 Not tainted syzkaller #0 PREEMPT(full)
[ 445.845786][T10277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 445.845796][T10277] Call Trace:
[ 445.845803][T10277]
[ 445.845811][T10277] dump_stack_lvl+0x189/0x250
[ 445.845839][T10277] ? __pfx_dump_stack_lvl+0x10/0x10
[ 445.845859][T10277] ? __pfx__printk+0x10/0x10
[ 445.845886][T10277] ? kernfs_path_from_node+0x250/0x290
[ 445.845902][T10277] ? kernfs_path_from_node+0x2f/0x290
[ 445.845923][T10277] sysfs_create_dir_ns+0x259/0x280
[ 445.845943][T10277] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 445.845963][T10277] ? do_raw_spin_unlock+0x122/0x240
[ 445.845987][T10277] kobject_add_internal+0x59f/0xb40
[ 445.846016][T10277] kobject_init_and_add+0x125/0x190
[ 445.846040][T10277] ? __pfx_kobject_init_and_add+0x10/0x10
[ 445.846060][T10277] ? __raw_spin_lock_init+0x45/0x100
[ 445.846086][T10277] ? __init_swait_queue_head+0xa9/0x150
[ 445.846109][T10277] gfs2_sys_fs_add+0x234/0x450
[ 445.846130][T10277] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 445.846152][T10277] ? is_dynamic_key+0xd6/0x1c0
[ 445.846172][T10277] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 445.846204][T10277] gfs2_fill_super+0x13c0/0x20d0
[ 445.846238][T10277] ? __pfx_gfs2_fill_super+0x10/0x10
[ 445.846264][T10277] ? sb_set_blocksize+0x104/0x180
[ 445.846291][T10277] ? setup_bdev_super+0x4c1/0x5b0
[ 445.846315][T10277] get_tree_bdev_flags+0x40b/0x4d0
[ 445.846335][T10277] ? __pfx_gfs2_fill_super+0x10/0x10
[ 445.846356][T10277] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 445.846374][T10277] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 445.846407][T10277] gfs2_get_tree+0x51/0x1e0
[ 445.846431][T10277] vfs_get_tree+0x8f/0x2b0
[ 445.846455][T10277] do_new_mount+0x2ee/0xa90
[ 445.846481][T10277] ? bpf_lsm_capable+0x9/0x20
[ 445.846501][T10277] ? __pfx_do_new_mount+0x10/0x10
[ 445.846524][T10277] ? ns_capable+0x8a/0xf0
[ 445.846565][T10277] __se_sys_mount+0x317/0x410
[ 445.846595][T10277] ? __pfx___se_sys_mount+0x10/0x10
[ 445.846622][T10277] ? do_syscall_64+0xbe/0xfa0
[ 445.846638][T10277] ? __x64_sys_mount+0x20/0xc0
[ 445.846661][T10277] do_syscall_64+0xfa/0xfa0
[ 445.846677][T10277] ? lockdep_hardirqs_on+0x9c/0x150
[ 445.846693][T10277] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 445.846709][T10277] ? clear_bhb_loop+0x60/0xb0
[ 445.846729][T10277] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 445.846745][T10277] RIP: 0033:0x7fbe46f9038a
[ 445.846762][T10277] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 445.846776][T10277] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 445.846795][T10277] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 445.846808][T10277] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 445.846820][T10277] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 445.846831][T10277] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 445.846913][T10277] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 445.846946][T10277]
[ 445.846977][T10277] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 446.178444][T10277] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 446.713762][T10178] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 446.769635][T10178] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 446.864486][T10281] loop7: detected capacity change from 0 to 32768
[ 446.876726][T10178] team0: Port device team_slave_0 added
[ 446.918457][T10178] team0: Port device team_slave_1 added
[ 446.924772][T10281] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 446.951461][T10281] CPU: 0 UID: 0 PID: 10281 Comm: syz.7.316 Not tainted syzkaller #0 PREEMPT(full)
[ 446.951484][T10281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 446.951494][T10281] Call Trace:
[ 446.951501][T10281]
[ 446.951508][T10281] dump_stack_lvl+0x189/0x250
[ 446.951532][T10281] ? __pfx_dump_stack_lvl+0x10/0x10
[ 446.951551][T10281] ? __pfx__printk+0x10/0x10
[ 446.951576][T10281] ? kernfs_path_from_node+0x250/0x290
[ 446.951591][T10281] ? kernfs_path_from_node+0x2f/0x290
[ 446.951609][T10281] sysfs_create_dir_ns+0x259/0x280
[ 446.951627][T10281] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 446.951646][T10281] ? do_raw_spin_unlock+0x122/0x240
[ 446.951667][T10281] kobject_add_internal+0x59f/0xb40
[ 446.951695][T10281] kobject_init_and_add+0x125/0x190
[ 446.951720][T10281] ? __pfx_kobject_init_and_add+0x10/0x10
[ 446.951738][T10281] ? __raw_spin_lock_init+0x45/0x100
[ 446.951767][T10281] ? __init_swait_queue_head+0xa9/0x150
[ 446.951789][T10281] gfs2_sys_fs_add+0x234/0x450
[ 446.951808][T10281] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 446.951829][T10281] ? is_dynamic_key+0xd6/0x1c0
[ 446.951896][T10281] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 446.951932][T10281] gfs2_fill_super+0x13c0/0x20d0
[ 446.951966][T10281] ? __pfx_gfs2_fill_super+0x10/0x10
[ 446.952001][T10281] ? sb_set_blocksize+0x104/0x180
[ 446.952029][T10281] ? setup_bdev_super+0x4c1/0x5b0
[ 446.952054][T10281] get_tree_bdev_flags+0x40b/0x4d0
[ 446.952074][T10281] ? __pfx_gfs2_fill_super+0x10/0x10
[ 446.952092][T10281] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 446.952110][T10281] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 446.952145][T10281] gfs2_get_tree+0x51/0x1e0
[ 446.952169][T10281] vfs_get_tree+0x8f/0x2b0
[ 446.952193][T10281] do_new_mount+0x2ee/0xa90
[ 446.952219][T10281] ? bpf_lsm_capable+0x9/0x20
[ 446.952240][T10281] ? __pfx_do_new_mount+0x10/0x10
[ 446.952262][T10281] ? ns_capable+0x8a/0xf0
[ 446.952302][T10281] __se_sys_mount+0x317/0x410
[ 446.952331][T10281] ? __pfx___se_sys_mount+0x10/0x10
[ 446.952359][T10281] ? do_syscall_64+0xbe/0xfa0
[ 446.952374][T10281] ? __x64_sys_mount+0x20/0xc0
[ 446.952398][T10281] do_syscall_64+0xfa/0xfa0
[ 446.952414][T10281] ? lockdep_hardirqs_on+0x9c/0x150
[ 446.952430][T10281] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 446.952448][T10281] ? clear_bhb_loop+0x60/0xb0
[ 446.952469][T10281] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 446.952485][T10281] RIP: 0033:0x7fbe46f9038a
[ 446.952502][T10281] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 446.952515][T10281] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 446.952539][T10281] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 446.952552][T10281] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 446.952564][T10281] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 446.952575][T10281] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 446.952587][T10281] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 446.952622][T10281]
[ 446.952648][T10281] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 447.192986][ T52] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 447.214124][T10281] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 447.225228][ T52] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 447.328619][ T52] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 447.336982][ T52] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 447.358594][ T52] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 447.501236][T10178] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 447.541463][T10178] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 447.579433][T10178] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 447.621521][T10178] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 447.628680][T10178] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 447.674047][T10178] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 447.855948][T10178] hsr_slave_0: entered promiscuous mode
[ 447.877000][T10178] hsr_slave_1: entered promiscuous mode
[ 447.884880][T10178] debugfs: 'hsr0' already exists in 'hsr'
[ 447.890644][T10178] Cannot create hsr debugfs directory
[ 447.913645][T10027] netdevsim netdevsim3 netdevsim0: renamed from eth0
[ 448.058130][ T3073] netdevsim netdevsim5 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 448.075706][T10027] netdevsim netdevsim3 netdevsim1: renamed from eth1
[ 448.139857][ T3073] netdevsim netdevsim5 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 448.159961][T10027] netdevsim netdevsim3 netdevsim2: renamed from eth2
[ 448.178152][T10027] netdevsim netdevsim3 netdevsim3: renamed from eth3
[ 448.308547][ T3073] netdevsim netdevsim5 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 448.348464][T10295] loop7: detected capacity change from 0 to 32768
[ 448.411015][T10295] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 448.437220][T10295] CPU: 0 UID: 0 PID: 10295 Comm: syz.7.319 Not tainted syzkaller #0 PREEMPT(full)
[ 448.437246][T10295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 448.437257][T10295] Call Trace:
[ 448.437265][T10295]
[ 448.437272][T10295] dump_stack_lvl+0x189/0x250
[ 448.437301][T10295] ? __pfx_dump_stack_lvl+0x10/0x10
[ 448.437321][T10295] ? __pfx__printk+0x10/0x10
[ 448.437358][T10295] ? kernfs_path_from_node+0x250/0x290
[ 448.437375][T10295] ? kernfs_path_from_node+0x2f/0x290
[ 448.437396][T10295] sysfs_create_dir_ns+0x259/0x280
[ 448.437417][T10295] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 448.437436][T10295] ? do_raw_spin_unlock+0x122/0x240
[ 448.437461][T10295] kobject_add_internal+0x59f/0xb40
[ 448.437489][T10295] kobject_init_and_add+0x125/0x190
[ 448.437513][T10295] ? __pfx_kobject_init_and_add+0x10/0x10
[ 448.437533][T10295] ? __raw_spin_lock_init+0x45/0x100
[ 448.437549][T10295] ? __init_swait_queue_head+0xa9/0x150
[ 448.437579][T10295] gfs2_sys_fs_add+0x234/0x450
[ 448.437600][T10295] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 448.437624][T10295] ? is_dynamic_key+0xd6/0x1c0
[ 448.437645][T10295] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 448.437680][T10295] gfs2_fill_super+0x13c0/0x20d0
[ 448.437715][T10295] ? __pfx_gfs2_fill_super+0x10/0x10
[ 448.437738][T10295] ? sb_set_blocksize+0x104/0x180
[ 448.437760][T10295] ? setup_bdev_super+0x4c1/0x5b0
[ 448.437783][T10295] get_tree_bdev_flags+0x40b/0x4d0
[ 448.437803][T10295] ? __pfx_gfs2_fill_super+0x10/0x10
[ 448.437822][T10295] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 448.437839][T10295] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 448.437870][T10295] gfs2_get_tree+0x51/0x1e0
[ 448.437891][T10295] vfs_get_tree+0x8f/0x2b0
[ 448.437913][T10295] do_new_mount+0x2ee/0xa90
[ 448.437935][T10295] ? bpf_lsm_capable+0x9/0x20
[ 448.437955][T10295] ? __pfx_do_new_mount+0x10/0x10
[ 448.437975][T10295] ? ns_capable+0x8a/0xf0
[ 448.438015][T10295] __se_sys_mount+0x317/0x410
[ 448.438042][T10295] ? __pfx___se_sys_mount+0x10/0x10
[ 448.438066][T10295] ? do_syscall_64+0xbe/0xfa0
[ 448.438079][T10295] ? __x64_sys_mount+0x20/0xc0
[ 448.438102][T10295] do_syscall_64+0xfa/0xfa0
[ 448.438116][T10295] ? lockdep_hardirqs_on+0x9c/0x150
[ 448.438132][T10295] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 448.438150][T10295] ? clear_bhb_loop+0x60/0xb0
[ 448.438171][T10295] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 448.438187][T10295] RIP: 0033:0x7fbe46f9038a
[ 448.438202][T10295] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 448.438217][T10295] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 448.438235][T10295] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 448.438246][T10295] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 448.438257][T10295] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 448.438269][T10295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 448.438279][T10295] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 448.438308][T10295]
[ 448.438333][T10295] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 448.769618][T10295] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 448.773789][ T3073] netdevsim netdevsim5 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2025/09/04 20:11:57 executed programs: 310
[ 449.219556][T10287] chnl_net:caif_netlink_parms(): no params data found
[ 449.433039][ T52] Bluetooth: hci1: command tx timeout
[ 449.488835][T10027] 8021q: adding VLAN 0 to HW filter on device bond0
[ 449.541146][ T3073] bridge_slave_1: left allmulticast mode
[ 449.569812][T10317] loop7: detected capacity change from 0 to 32768
[ 449.578478][ T3073] bridge_slave_1: left promiscuous mode
[ 449.584593][ T3073] bridge0: port 2(bridge_slave_1) entered disabled state
[ 449.601987][T10317] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 449.612390][ T3073] bridge_slave_0: left allmulticast mode
[ 449.635374][T10317] CPU: 1 UID: 0 PID: 10317 Comm: syz.7.320 Not tainted syzkaller #0 PREEMPT(full)
[ 449.635396][T10317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 449.635406][T10317] Call Trace:
[ 449.635413][T10317]
[ 449.635420][T10317] dump_stack_lvl+0x189/0x250
[ 449.635448][T10317] ? __pfx_dump_stack_lvl+0x10/0x10
[ 449.635466][T10317] ? __pfx__printk+0x10/0x10
[ 449.635493][T10317] ? kernfs_path_from_node+0x250/0x290
[ 449.635508][T10317] ? kernfs_path_from_node+0x2f/0x290
[ 449.635529][T10317] sysfs_create_dir_ns+0x259/0x280
[ 449.635548][T10317] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 449.635566][T10317] ? do_raw_spin_unlock+0x122/0x240
[ 449.635590][T10317] kobject_add_internal+0x59f/0xb40
[ 449.635617][T10317] kobject_init_and_add+0x125/0x190
[ 449.635641][T10317] ? __pfx_kobject_init_and_add+0x10/0x10
[ 449.635660][T10317] ? __raw_spin_lock_init+0x45/0x100
[ 449.635680][T10317] ? __init_swait_queue_head+0xa9/0x150
[ 449.635704][T10317] gfs2_sys_fs_add+0x234/0x450
[ 449.635725][T10317] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 449.635746][T10317] ? is_dynamic_key+0xd6/0x1c0
[ 449.635775][T10317] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 449.635809][T10317] gfs2_fill_super+0x13c0/0x20d0
[ 449.635849][T10317] ? __pfx_gfs2_fill_super+0x10/0x10
[ 449.635874][T10317] ? sb_set_blocksize+0x104/0x180
[ 449.635901][T10317] ? setup_bdev_super+0x4c1/0x5b0
[ 449.635924][T10317] get_tree_bdev_flags+0x40b/0x4d0
[ 449.635944][T10317] ? __pfx_gfs2_fill_super+0x10/0x10
[ 449.635964][T10317] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 449.635981][T10317] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 449.636014][T10317] gfs2_get_tree+0x51/0x1e0
[ 449.636037][T10317] vfs_get_tree+0x8f/0x2b0
[ 449.636058][T10317] do_new_mount+0x2ee/0xa90
[ 449.636083][T10317] ? bpf_lsm_capable+0x9/0x20
[ 449.636104][T10317] ? __pfx_do_new_mount+0x10/0x10
[ 449.636126][T10317] ? ns_capable+0x8a/0xf0
[ 449.636166][T10317] __se_sys_mount+0x317/0x410
[ 449.636195][T10317] ? __pfx___se_sys_mount+0x10/0x10
[ 449.636221][T10317] ? do_syscall_64+0xbe/0xfa0
[ 449.636235][T10317] ? __x64_sys_mount+0x20/0xc0
[ 449.636260][T10317] do_syscall_64+0xfa/0xfa0
[ 449.636275][T10317] ? lockdep_hardirqs_on+0x9c/0x150
[ 449.636290][T10317] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 449.636327][T10317] ? clear_bhb_loop+0x60/0xb0
[ 449.636348][T10317] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 449.636364][T10317] RIP: 0033:0x7fbe46f9038a
[ 449.636381][T10317] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 449.636396][T10317] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 449.636416][T10317] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 449.636428][T10317] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 449.636441][T10317] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 449.636453][T10317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 449.636465][T10317] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 449.636496][T10317]
[ 449.636523][T10317] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 449.663026][ T3073] bridge_slave_0: left promiscuous mode
[ 449.890150][T10317] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 449.908485][ T3073] bridge0: port 1(bridge_slave_0) entered disabled state
[ 450.306712][T10271] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 450.331519][T10271] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 450.339220][T10271] gfs2: fsid=syz:syz.0: File system withdrawn
[ 450.350682][T10271] CPU: 1 UID: 0 PID: 10271 Comm: gfs2_logd/syz:s Not tainted syzkaller #0 PREEMPT(full)
[ 450.350707][T10271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 450.350718][T10271] Call Trace:
[ 450.350727][T10271]
[ 450.350735][T10271] dump_stack_lvl+0x189/0x250
[ 450.350762][T10271] ? __pfx_dump_stack_lvl+0x10/0x10
[ 450.350780][T10271] ? __pfx__printk+0x10/0x10
[ 450.350801][T10271] ? kobject_uevent_env+0x36b/0x8c0
[ 450.350830][T10271] gfs2_withdraw+0xb30/0x1430
[ 450.350864][T10271] ? __pfx_gfs2_withdraw+0x10/0x10
[ 450.350883][T10271] ? __pfx_autoremove_wake_function+0x10/0x10
[ 450.350908][T10271] ? prepare_to_wait_event+0x437/0x480
[ 450.350934][T10271] gfs2_logd+0x12e2/0x1360
[ 450.350972][T10271] ? __pfx_gfs2_logd+0x10/0x10
[ 450.350993][T10271] ? __lock_acquire+0xab9/0xd20
[ 450.351020][T10271] ? do_raw_spin_lock+0x121/0x290
[ 450.351054][T10271] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 450.351076][T10271] ? lockdep_hardirqs_on+0x9c/0x150
[ 450.351092][T10271] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 450.351113][T10271] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 450.351139][T10271] ? __pfx_autoremove_wake_function+0x10/0x10
[ 450.351156][T10271] ? __kthread_parkme+0x7b/0x200
[ 450.351172][T10271] ? __kthread_parkme+0x1a1/0x200
[ 450.351194][T10271] kthread+0x70e/0x8a0
[ 450.351214][T10271] ? __pfx_gfs2_logd+0x10/0x10
[ 450.351232][T10271] ? __pfx_kthread+0x10/0x10
[ 450.351251][T10271] ? _raw_spin_unlock_irq+0x23/0x50
[ 450.351271][T10271] ? lockdep_hardirqs_on+0x9c/0x150
[ 450.351284][T10271] ? __pfx_kthread+0x10/0x10
[ 450.351302][T10271] ret_from_fork+0x47c/0x820
[ 450.351326][T10271] ? __pfx_ret_from_fork+0x10/0x10
[ 450.351358][T10271] ? __switch_to_asm+0x39/0x70
[ 450.351383][T10271] ? __switch_to_asm+0x33/0x70
[ 450.351400][T10271] ? __pfx_kthread+0x10/0x10
[ 450.351418][T10271] ret_from_fork_asm+0x1a/0x30
[ 450.351453][T10271]
[ 450.570823][ T7156] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 450.577640][ T7156] gfs2: fsid=syz:syz.0: G: s:EX n:3/2090 f:lDpfao t:UN d:UN/20000 a:0 v:0 r:2 m:20 p:0
[ 450.590293][ T7156] gfs2: fsid=syz:syz.0: R: n:8336 f:90000000 b:7000/7000 i:7 q:0 r:0 e:7032
[ 450.592054][T10332] loop7: detected capacity change from 0 to 32768
[ 450.611485][ T96] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 450.617697][ T96] gfs2: fsid=syz:syz.0: G: s:EX n:2/24a2 f:lDpfa t:UN d:UN/10000 a:0 v:0 r:1 m:20 p:1
[ 450.660665][T10332] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 450.661254][ T7156] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 450.669160][T10332] CPU: 1 UID: 0 PID: 10332 Comm: syz.7.321 Not tainted syzkaller #0 PREEMPT(full)
[ 450.669184][T10332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 450.669195][T10332] Call Trace:
[ 450.669203][T10332]
[ 450.669212][T10332] dump_stack_lvl+0x189/0x250
[ 450.669238][T10332] ? __pfx_dump_stack_lvl+0x10/0x10
[ 450.669255][T10332] ? __pfx__printk+0x10/0x10
[ 450.669283][T10332] ? kernfs_path_from_node+0x250/0x290
[ 450.669300][T10332] ? kernfs_path_from_node+0x2f/0x290
[ 450.669322][T10332] sysfs_create_dir_ns+0x259/0x280
[ 450.669342][T10332] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 450.669361][T10332] ? do_raw_spin_unlock+0x122/0x240
[ 450.669386][T10332] kobject_add_internal+0x59f/0xb40
[ 450.669414][T10332] kobject_init_and_add+0x125/0x190
[ 450.669433][T10332] ? __pfx_kobject_init_and_add+0x10/0x10
[ 450.669448][T10332] ? __raw_spin_lock_init+0x45/0x100
[ 450.669464][T10332] ? __init_swait_queue_head+0xa9/0x150
[ 450.669482][T10332] gfs2_sys_fs_add+0x234/0x450
[ 450.669502][T10332] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 450.669526][T10332] ? is_dynamic_key+0xd6/0x1c0
[ 450.669545][T10332] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 450.669573][T10332] gfs2_fill_super+0x13c0/0x20d0
[ 450.669608][T10332] ? __pfx_gfs2_fill_super+0x10/0x10
[ 450.669633][T10332] ? sb_set_blocksize+0x104/0x180
[ 450.669660][T10332] ? setup_bdev_super+0x4c1/0x5b0
[ 450.669693][T10332] get_tree_bdev_flags+0x40b/0x4d0
[ 450.669713][T10332] ? __pfx_gfs2_fill_super+0x10/0x10
[ 450.669734][T10332] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 450.669751][T10332] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 450.669785][T10332] gfs2_get_tree+0x51/0x1e0
[ 450.669808][T10332] vfs_get_tree+0x8f/0x2b0
[ 450.669831][T10332] do_new_mount+0x2ee/0xa90
[ 450.669856][T10332] ? bpf_lsm_capable+0x9/0x20
[ 450.669877][T10332] ? __pfx_do_new_mount+0x10/0x10
[ 450.669899][T10332] ? ns_capable+0x8a/0xf0
[ 450.669938][T10332] __se_sys_mount+0x317/0x410
[ 450.669966][T10332] ? __pfx___se_sys_mount+0x10/0x10
[ 450.669992][T10332] ? do_syscall_64+0xbe/0xfa0
[ 450.670007][T10332] ? __x64_sys_mount+0x20/0xc0
[ 450.670031][T10332] do_syscall_64+0xfa/0xfa0
[ 450.670045][T10332] ? lockdep_hardirqs_on+0x9c/0x150
[ 450.670061][T10332] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 450.670077][T10332] ? clear_bhb_loop+0x60/0xb0
[ 450.670097][T10332] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 450.670113][T10332] RIP: 0033:0x7fbe46f9038a
[ 450.670130][T10332] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 450.670143][T10332] RSP: 002b:00007fbe47e38e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 450.670162][T10332] RAX: ffffffffffffffda RBX: 00007fbe47e38ef0 RCX: 00007fbe46f9038a
[ 450.670174][T10332] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fbe47e38eb0
[ 450.670186][T10332] RBP: 0000200000037f40 R08: 00007fbe47e38ef0 R09: 0000000000000000
[ 450.670197][T10332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 450.670208][T10332] R13: 00007fbe47e38eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 450.670238][T10332]
[ 450.670265][T10332] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 450.683272][ T7156] gfs2: fsid=syz:syz.0: G: s:EX n:2/208e f:lDpfa t:UN d:UN/30000 a:0 v:0 r:1 m:20 p:1
[ 450.685302][T10332] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 451.265749][ T3073] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 451.278011][ T3073] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 451.288974][ T3073] bond0 (unregistering): Released all slaves
[ 451.356959][T10287] bridge0: port 1(bridge_slave_0) entered blocking state
[ 451.364460][T10287] bridge0: port 1(bridge_slave_0) entered disabled state
[ 451.372758][T10287] bridge_slave_0: entered allmulticast mode
[ 451.380604][T10287] bridge_slave_0: entered promiscuous mode
[ 451.486304][T10287] bridge0: port 2(bridge_slave_1) entered blocking state
[ 451.501814][ T52] Bluetooth: hci1: command tx timeout
[ 451.511115][T10287] bridge0: port 2(bridge_slave_1) entered disabled state
[ 451.519502][T10287] bridge_slave_1: entered allmulticast mode
[ 451.528243][T10287] bridge_slave_1: entered promiscuous mode
[ 451.686596][T10027] 8021q: adding VLAN 0 to HW filter on device team0
[ 451.721323][ T6420] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1
[ 451.724695][T10287] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 451.730253][ T6420] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9
[ 451.746161][ T6420] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9
[ 451.755538][ T6420] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4
[ 451.759371][T10287] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 451.772320][ T6420] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2
[ 451.840559][T10336] loop7: detected capacity change from 0 to 32768
[ 451.867371][T10178] netdevsim netdevsim9 netdevsim0: renamed from eth0
[ 451.890680][T10336] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 451.908403][T10336] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 451.954576][ T6960] bridge0: port 1(bridge_slave_0) entered blocking state
[ 451.961854][ T6960] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 451.965473][T10336] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 451.981243][ T8349] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 451.986520][T10178] netdevsim netdevsim9 netdevsim1: renamed from eth1
[ 451.989266][ T8349] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 452.028135][T10287] team0: Port device team_slave_0 added
[ 452.041434][ T6960] bridge0: port 2(bridge_slave_1) entered blocking state
[ 452.048677][ T6960] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 452.063133][T10178] netdevsim netdevsim9 netdevsim2: renamed from eth2
[ 452.081154][ T3073] hsr_slave_0: left promiscuous mode
[ 452.088196][ T3073] hsr_slave_1: left promiscuous mode
[ 452.094783][ T3073] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 452.103388][ T3073] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 452.107254][ T8349] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 117ms
[ 452.120392][ T8349] gfs2: fsid=syz:syz.0: jid=0: Done
[ 452.121822][ T3073] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 452.135613][T10336] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 452.139509][ T3073] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 452.166960][ T3073] veth1_macvtap: left promiscuous mode
[ 452.173330][ T3073] veth0_macvtap: left promiscuous mode
[ 452.179010][ T3073] veth1_vlan: left promiscuous mode
[ 452.185022][ T3073] veth0_vlan: left promiscuous mode
[ 452.477085][T10336] loop7: detected capacity change from 32768 to 0
[ 452.480686][ C1] I/O error, dev loop7, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 452.493386][ C1] I/O error, dev loop7, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 452.498173][ C0] I/O error, dev loop7, sector 2972 op 0x1:(WRITE) flags 0x0 phys_seg 5 prio class 2
[ 452.503555][ C1] gfs2: fsid=syz:syz.0: Error -5 writing to journal, jid=0
[ 452.512823][T10343] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 452.731425][ T3073] team0 (unregistering): Port device team_slave_1 removed
[ 452.776799][ T3073] team0 (unregistering): Port device team_slave_0 removed
[ 453.146855][T10287] team0: Port device team_slave_1 added
[ 453.182937][T10178] netdevsim netdevsim9 netdevsim3: renamed from eth3
[ 453.227457][T10287] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 453.236389][T10287] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 453.264671][T10287] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 453.277813][T10287] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 453.285010][T10287] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 453.312592][T10287] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 453.528308][T10287] hsr_slave_0: entered promiscuous mode
[ 453.535397][T10287] hsr_slave_1: entered promiscuous mode
[ 453.542376][T10287] debugfs: 'hsr0' already exists in 'hsr'
[ 453.548153][T10287] Cannot create hsr debugfs directory
[ 453.581732][ T6420] Bluetooth: hci1: command tx timeout
[ 453.831460][ T6420] Bluetooth: hci4: command tx timeout
[ 453.883566][ T3073] netdevsim netdevsim8 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 453.940848][T10339] chnl_net:caif_netlink_parms(): no params data found
[ 454.007066][ T3073] netdevsim netdevsim8 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 454.027996][T10178] 8021q: adding VLAN 0 to HW filter on device bond0
[ 454.128162][ T3073] netdevsim netdevsim8 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 454.145929][T10339] bridge0: port 1(bridge_slave_0) entered blocking state
[ 454.154366][T10339] bridge0: port 1(bridge_slave_0) entered disabled state
[ 454.162023][T10339] bridge_slave_0: entered allmulticast mode
[ 454.169319][T10339] bridge_slave_0: entered promiscuous mode
[ 454.178966][T10339] bridge0: port 2(bridge_slave_1) entered blocking state
[ 454.186341][T10339] bridge0: port 2(bridge_slave_1) entered disabled state
[ 454.194208][T10339] bridge_slave_1: entered allmulticast mode
[ 454.202429][T10339] bridge_slave_1: entered promiscuous mode
[ 454.245208][ T3073] netdevsim netdevsim8 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 454.309956][T10178] 8021q: adding VLAN 0 to HW filter on device team0
[ 454.324322][T10339] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 454.340209][T10339] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 454.370671][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 454.378010][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 454.388608][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 454.395798][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 454.429942][T10027] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 454.485919][T10339] team0: Port device team_slave_0 added
[ 454.494673][T10339] team0: Port device team_slave_1 added
[ 454.579804][T10339] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 454.588612][T10339] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 454.615378][T10339] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 454.629409][T10339] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 454.638051][T10339] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 454.664909][T10339] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 454.831321][T10339] hsr_slave_0: entered promiscuous mode
[ 454.837831][T10339] hsr_slave_1: entered promiscuous mode
[ 454.844397][T10339] debugfs: 'hsr0' already exists in 'hsr'
[ 454.850485][T10339] Cannot create hsr debugfs directory
[ 454.869369][ T3073] bridge_slave_1: left allmulticast mode
[ 454.875601][ T3073] bridge_slave_1: left promiscuous mode
[ 454.881298][ T3073] bridge0: port 2(bridge_slave_1) entered disabled state
[ 454.895382][ T3073] bridge_slave_0: left allmulticast mode
[ 454.901064][ T3073] bridge_slave_0: left promiscuous mode
[ 454.907908][ T3073] bridge0: port 1(bridge_slave_0) entered disabled state
[ 455.213071][ T3073] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 455.226622][ T3073] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 455.237414][ T3073] bond0 (unregistering): Released all slaves
[ 455.328605][T10287] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 455.398613][T10287] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 455.442622][T10287] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 455.466247][T10287] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 455.489955][T10027] veth0_vlan: entered promiscuous mode
[ 455.587772][T10027] veth1_vlan: entered promiscuous mode
[ 455.661797][ T6420] Bluetooth: hci1: command tx timeout
[ 455.668972][ T3073] hsr_slave_0: left promiscuous mode
[ 455.675392][ T3073] hsr_slave_1: left promiscuous mode
[ 455.681668][ T3073] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 455.689254][ T3073] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 455.698239][ T3073] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 455.706166][ T3073] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 455.721211][ T3073] veth1_macvtap: left promiscuous mode
[ 455.727164][ T3073] veth0_macvtap: left promiscuous mode
[ 455.733034][ T3073] veth1_vlan: left promiscuous mode
[ 455.738519][ T3073] veth0_vlan: left promiscuous mode
[ 455.901764][ T6420] Bluetooth: hci4: command tx timeout
[ 456.217889][ T3073] team0 (unregistering): Port device team_slave_1 removed
[ 456.280200][ T3073] team0 (unregistering): Port device team_slave_0 removed
[ 456.780267][T10178] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 456.943245][T10027] veth0_macvtap: entered promiscuous mode
[ 456.969663][T10027] veth1_macvtap: entered promiscuous mode
[ 457.069495][T10027] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 457.089946][T10287] 8021q: adding VLAN 0 to HW filter on device bond0
[ 457.166398][T10027] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 457.204826][ T6558] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 457.228602][ T6558] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 457.244223][ T6558] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 457.268243][ T6558] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 457.306741][T10287] 8021q: adding VLAN 0 to HW filter on device team0
[ 457.373881][ T6960] bridge0: port 1(bridge_slave_0) entered blocking state
[ 457.381140][ T6960] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 457.459919][ T60] bridge0: port 2(bridge_slave_1) entered blocking state
[ 457.467194][ T60] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 457.484594][T10339] netdevsim netdevsim1 netdevsim0: renamed from eth0
[ 457.497111][T10178] veth0_vlan: entered promiscuous mode
[ 457.503896][T10339] netdevsim netdevsim1 netdevsim1: renamed from eth1
[ 457.517306][T10339] netdevsim netdevsim1 netdevsim2: renamed from eth2
[ 457.528261][T10339] netdevsim netdevsim1 netdevsim3: renamed from eth3
[ 457.551803][T10178] veth1_vlan: entered promiscuous mode
[ 457.559495][ T6558] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 457.572353][ T6558] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 457.586965][T10343] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 457.612658][T10343] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 457.621751][T10343] gfs2: fsid=syz:syz.0: File system withdrawn
[ 457.627964][T10343] CPU: 1 UID: 0 PID: 10343 Comm: gfs2_logd/syz:s Not tainted syzkaller #0 PREEMPT(full)
[ 457.627986][T10343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 457.627997][T10343] Call Trace:
[ 457.628004][T10343]
[ 457.628012][T10343] dump_stack_lvl+0x189/0x250
[ 457.628040][T10343] ? __pfx_dump_stack_lvl+0x10/0x10
[ 457.628059][T10343] ? __pfx__printk+0x10/0x10
[ 457.628082][T10343] ? kobject_uevent_env+0x36b/0x8c0
[ 457.628110][T10343] gfs2_withdraw+0xb30/0x1430
[ 457.628146][T10343] ? __pfx_gfs2_withdraw+0x10/0x10
[ 457.628166][T10343] ? __pfx_autoremove_wake_function+0x10/0x10
[ 457.628194][T10343] ? prepare_to_wait_event+0x437/0x480
[ 457.628221][T10343] gfs2_logd+0x12e2/0x1360
[ 457.628261][T10343] ? __pfx_gfs2_logd+0x10/0x10
[ 457.628283][T10343] ? __lock_acquire+0xab9/0xd20
[ 457.628312][T10343] ? do_raw_spin_lock+0x121/0x290
[ 457.628341][T10343] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 457.628364][T10343] ? lockdep_hardirqs_on+0x9c/0x150
[ 457.628382][T10343] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 457.628405][T10343] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 457.628432][T10343] ? __pfx_autoremove_wake_function+0x10/0x10
[ 457.628449][T10343] ? __kthread_parkme+0x7b/0x200
[ 457.628464][T10343] ? __kthread_parkme+0x1a1/0x200
[ 457.628484][T10343] kthread+0x70e/0x8a0
[ 457.628504][T10343] ? __pfx_gfs2_logd+0x10/0x10
[ 457.628522][T10343] ? __pfx_kthread+0x10/0x10
[ 457.628542][T10343] ? _raw_spin_unlock_irq+0x23/0x50
[ 457.628560][T10343] ? lockdep_hardirqs_on+0x9c/0x150
[ 457.628575][T10343] ? __pfx_kthread+0x10/0x10
[ 457.628593][T10343] ret_from_fork+0x47c/0x820
[ 457.628616][T10343] ? __pfx_ret_from_fork+0x10/0x10
[ 457.628643][T10343] ? __switch_to_asm+0x39/0x70
[ 457.628661][T10343] ? __switch_to_asm+0x33/0x70
[ 457.628679][T10343] ? __pfx_kthread+0x10/0x10
[ 457.628698][T10343] ret_from_fork_asm+0x1a/0x30
[ 457.628740][T10343]
[ 457.638370][ T7156] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 457.678564][ T6558] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 457.683809][ T7156] gfs2: fsid=syz:syz.0: G: s:EX n:3/2090 f:lDpfao t:UN d:UN/50000 a:0 v:0 r:2 m:20 p:0
[ 457.715187][ T6558] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 457.718451][ T7156] gfs2: fsid=syz:syz.0: R: n:8336 f:90000000 b:7000/7000 i:7 q:0 r:0 e:7032
[ 457.891587][ T11] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 457.898064][ T11] gfs2: fsid=syz:syz.0: G: s:EX n:2/208e f:lDpfa t:UN d:UN/20000 a:0 v:0 r:1 m:20 p:1
[ 457.918696][ T7156] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 457.925911][ T7156] gfs2: fsid=syz:syz.0: G: s:EX n:2/24a2 f:lDpfa t:UN d:UN/50000 a:0 v:0 r:1 m:20 p:1
2025/09/04 20:12:06 executed programs: 315
[ 457.983630][ T6420] Bluetooth: hci4: command tx timeout
[ 458.060131][T10178] veth0_macvtap: entered promiscuous mode
[ 458.197309][T10178] veth1_macvtap: entered promiscuous mode
[ 458.253895][T10178] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 458.275858][T10178] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 458.308424][ T6960] netdevsim netdevsim9 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 458.340895][ T6960] netdevsim netdevsim9 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 458.397425][ T52] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 458.408304][ T52] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 458.430805][ T52] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 458.450483][ T52] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 458.454468][ T12] netdevsim netdevsim7 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 458.477812][ T52] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 458.501412][ T6960] netdevsim netdevsim9 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 458.511043][ T6960] netdevsim netdevsim9 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 458.640260][ T12] netdevsim netdevsim7 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 458.708587][T10339] 8021q: adding VLAN 0 to HW filter on device bond0
[ 458.744118][T10287] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 458.799109][ T12] netdevsim netdevsim7 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 458.825601][T10386] loop3: detected capacity change from 0 to 32768
[ 458.859987][T10386] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 458.880890][ T6960] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 458.892253][ T6960] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 458.894963][T10386] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 458.924080][ T12] netdevsim netdevsim7 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 459.036919][T10386] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 459.063332][ T8349] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 459.077422][ T8349] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 459.157648][ T60] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 459.163972][T10339] 8021q: adding VLAN 0 to HW filter on device team0
[ 459.192341][ T60] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 459.225407][T10287] veth0_vlan: entered promiscuous mode
[ 459.238675][ T8349] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 161ms
[ 459.286716][ T8349] gfs2: fsid=syz:syz.0: jid=0: Done
[ 459.319143][T10386] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 459.334878][T10287] veth1_vlan: entered promiscuous mode
[ 459.377410][ T1016] bridge0: port 1(bridge_slave_0) entered blocking state
[ 459.385027][ T1016] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 459.422974][ T12] bridge_slave_1: left allmulticast mode
[ 459.428754][ T12] bridge_slave_1: left promiscuous mode
[ 459.443658][ T12] bridge0: port 2(bridge_slave_1) entered disabled state
[ 459.467004][ T12] bridge_slave_0: left allmulticast mode
[ 459.473422][ T12] bridge_slave_0: left promiscuous mode
[ 459.479517][ T12] bridge0: port 1(bridge_slave_0) entered disabled state
[ 459.844155][T10386] loop3: detected capacity change from 32768 to 0
[ 459.858428][ C0] I/O error, dev loop3, sector 2972 op 0x1:(WRITE) flags 0x0 phys_seg 5 prio class 2
[ 459.868504][ C0] gfs2: fsid=syz:syz.0: Error -5 writing to journal, jid=0
[ 459.876092][T10396] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 459.886313][ C0] I/O error, dev loop3, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 459.896392][ C0] I/O error, dev loop3, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 460.026643][T10399] loop9: detected capacity change from 0 to 32768
[ 460.069544][ T52] Bluetooth: hci4: command tx timeout
[ 460.084899][T10399] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 460.093222][T10399] CPU: 0 UID: 0 PID: 10399 Comm: syz.9.307 Not tainted syzkaller #0 PREEMPT(full)
[ 460.093247][T10399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 460.093258][T10399] Call Trace:
[ 460.093265][T10399]
[ 460.093273][T10399] dump_stack_lvl+0x189/0x250
[ 460.093302][T10399] ? __pfx_dump_stack_lvl+0x10/0x10
[ 460.093323][T10399] ? __pfx__printk+0x10/0x10
[ 460.093352][T10399] ? kernfs_path_from_node+0x250/0x290
[ 460.093368][T10399] ? kernfs_path_from_node+0x2f/0x290
[ 460.093388][T10399] sysfs_create_dir_ns+0x259/0x280
[ 460.093408][T10399] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 460.093427][T10399] ? do_raw_spin_unlock+0x122/0x240
[ 460.093450][T10399] kobject_add_internal+0x59f/0xb40
[ 460.093478][T10399] kobject_init_and_add+0x125/0x190
[ 460.093512][T10399] ? __pfx_kobject_init_and_add+0x10/0x10
[ 460.093532][T10399] ? __raw_spin_lock_init+0x45/0x100
[ 460.093553][T10399] ? __init_swait_queue_head+0xa9/0x150
[ 460.093576][T10399] gfs2_sys_fs_add+0x234/0x450
[ 460.093597][T10399] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 460.093622][T10399] ? is_dynamic_key+0xd6/0x1c0
[ 460.093642][T10399] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 460.093678][T10399] gfs2_fill_super+0x13c0/0x20d0
[ 460.093716][T10399] ? __pfx_gfs2_fill_super+0x10/0x10
[ 460.093740][T10399] ? sb_set_blocksize+0x104/0x180
[ 460.093767][T10399] ? setup_bdev_super+0x4c1/0x5b0
[ 460.093793][T10399] get_tree_bdev_flags+0x40b/0x4d0
[ 460.093814][T10399] ? __pfx_gfs2_fill_super+0x10/0x10
[ 460.093834][T10399] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 460.093850][T10399] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 460.093885][T10399] gfs2_get_tree+0x51/0x1e0
[ 460.093910][T10399] vfs_get_tree+0x8f/0x2b0
[ 460.093933][T10399] do_new_mount+0x2ee/0xa90
[ 460.093959][T10399] ? bpf_lsm_capable+0x9/0x20
[ 460.093981][T10399] ? __pfx_do_new_mount+0x10/0x10
[ 460.094003][T10399] ? ns_capable+0x8a/0xf0
[ 460.094044][T10399] __se_sys_mount+0x317/0x410
[ 460.094073][T10399] ? __pfx___se_sys_mount+0x10/0x10
[ 460.094099][T10399] ? do_syscall_64+0xbe/0xfa0
[ 460.094114][T10399] ? __x64_sys_mount+0x20/0xc0
[ 460.094138][T10399] do_syscall_64+0xfa/0xfa0
[ 460.094153][T10399] ? lockdep_hardirqs_on+0x9c/0x150
[ 460.094170][T10399] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 460.094187][T10399] ? clear_bhb_loop+0x60/0xb0
[ 460.094208][T10399] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 460.094224][T10399] RIP: 0033:0x7ff99a39038a
[ 460.094241][T10399] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 460.094256][T10399] RSP: 002b:00007ff99b259e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 460.094274][T10399] RAX: ffffffffffffffda RBX: 00007ff99b259ef0 RCX: 00007ff99a39038a
[ 460.094287][T10399] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007ff99b259eb0
[ 460.094299][T10399] RBP: 0000200000037f40 R08: 00007ff99b259ef0 R09: 0000000000000000
[ 460.094311][T10399] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 460.094322][T10399] R13: 00007ff99b259eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 460.094354][T10399]
[ 460.094380][T10399] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 460.443659][T10399] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 460.541640][ T52] Bluetooth: hci2: command tx timeout
[ 460.559625][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 460.577227][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 460.588362][ T12] bond0 (unregistering): Released all slaves
[ 460.641286][ T6558] bridge0: port 2(bridge_slave_1) entered blocking state
[ 460.648790][ T6558] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 461.009866][ T12] hsr_slave_0: left promiscuous mode
[ 461.023102][ T12] hsr_slave_1: left promiscuous mode
[ 461.029383][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 461.054029][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 461.067524][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 461.076089][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 461.089106][T10404] loop9: detected capacity change from 0 to 32768
[ 461.117854][ T12] veth1_macvtap: left promiscuous mode
[ 461.123768][ T12] veth0_macvtap: left promiscuous mode
[ 461.128505][T10404] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 461.129828][ T12] veth1_vlan: left promiscuous mode
[ 461.146902][T10404] CPU: 1 UID: 0 PID: 10404 Comm: syz.9.329 Not tainted syzkaller #0 PREEMPT(full)
[ 461.146929][T10404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 461.146940][T10404] Call Trace:
[ 461.146948][T10404]
[ 461.146956][T10404] dump_stack_lvl+0x189/0x250
[ 461.146986][T10404] ? __pfx_dump_stack_lvl+0x10/0x10
[ 461.147007][T10404] ? __pfx__printk+0x10/0x10
[ 461.147036][T10404] ? kernfs_path_from_node+0x250/0x290
[ 461.147053][T10404] ? kernfs_path_from_node+0x2f/0x290
[ 461.147076][T10404] sysfs_create_dir_ns+0x259/0x280
[ 461.147097][T10404] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 461.147117][T10404] ? do_raw_spin_unlock+0x122/0x240
[ 461.147142][T10404] kobject_add_internal+0x59f/0xb40
[ 461.147171][T10404] kobject_init_and_add+0x125/0x190
[ 461.147197][T10404] ? __pfx_kobject_init_and_add+0x10/0x10
[ 461.147217][T10404] ? __raw_spin_lock_init+0x45/0x100
[ 461.147238][T10404] ? __init_swait_queue_head+0xa9/0x150
[ 461.147261][T10404] gfs2_sys_fs_add+0x234/0x450
[ 461.147282][T10404] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 461.147306][T10404] ? is_dynamic_key+0xd6/0x1c0
[ 461.147327][T10404] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 461.147363][T10404] gfs2_fill_super+0x13c0/0x20d0
[ 461.147399][T10404] ? __pfx_gfs2_fill_super+0x10/0x10
[ 461.147425][T10404] ? sb_set_blocksize+0x104/0x180
[ 461.147452][T10404] ? setup_bdev_super+0x4c1/0x5b0
[ 461.147477][T10404] get_tree_bdev_flags+0x40b/0x4d0
[ 461.147498][T10404] ? __pfx_gfs2_fill_super+0x10/0x10
[ 461.147520][T10404] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 461.147538][T10404] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 461.147568][T10404] gfs2_get_tree+0x51/0x1e0
[ 461.147593][T10404] vfs_get_tree+0x8f/0x2b0
[ 461.147617][T10404] do_new_mount+0x2ee/0xa90
[ 461.147650][T10404] ? bpf_lsm_capable+0x9/0x20
[ 461.147672][T10404] ? __pfx_do_new_mount+0x10/0x10
[ 461.147695][T10404] ? ns_capable+0x8a/0xf0
[ 461.147737][T10404] __se_sys_mount+0x317/0x410
[ 461.147766][T10404] ? __pfx___se_sys_mount+0x10/0x10
[ 461.147794][T10404] ? do_syscall_64+0xbe/0xfa0
[ 461.147809][T10404] ? __x64_sys_mount+0x20/0xc0
[ 461.147834][T10404] do_syscall_64+0xfa/0xfa0
[ 461.147850][T10404] ? lockdep_hardirqs_on+0x9c/0x150
[ 461.147866][T10404] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 461.147883][T10404] ? clear_bhb_loop+0x60/0xb0
[ 461.147905][T10404] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 461.147922][T10404] RIP: 0033:0x7ff99a39038a
[ 461.147939][T10404] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 461.147954][T10404] RSP: 002b:00007ff99b259e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 461.147973][T10404] RAX: ffffffffffffffda RBX: 00007ff99b259ef0 RCX: 00007ff99a39038a
[ 461.147986][T10404] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007ff99b259eb0
[ 461.147996][T10404] RBP: 0000200000037f40 R08: 00007ff99b259ef0 R09: 0000000000000000
[ 461.148006][T10404] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 461.148016][T10404] R13: 00007ff99b259eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 461.148046][T10404]
[ 461.148619][T10404] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 461.171554][ T12] veth0_vlan: left promiscuous mode
[ 461.176387][T10404] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 462.140209][T10410] loop9: detected capacity change from 0 to 32768
[ 462.162168][T10410] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 462.169701][T10410] CPU: 1 UID: 0 PID: 10410 Comm: syz.9.330 Not tainted syzkaller #0 PREEMPT(full)
[ 462.169723][T10410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 462.169734][T10410] Call Trace:
[ 462.169741][T10410]
[ 462.169749][T10410] dump_stack_lvl+0x189/0x250
[ 462.169778][T10410] ? __pfx_dump_stack_lvl+0x10/0x10
[ 462.169798][T10410] ? __pfx__printk+0x10/0x10
[ 462.169827][T10410] ? kernfs_path_from_node+0x250/0x290
[ 462.169843][T10410] ? kernfs_path_from_node+0x2f/0x290
[ 462.169864][T10410] sysfs_create_dir_ns+0x259/0x280
[ 462.169885][T10410] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 462.169904][T10410] ? do_raw_spin_unlock+0x122/0x240
[ 462.169928][T10410] kobject_add_internal+0x59f/0xb40
[ 462.169955][T10410] kobject_init_and_add+0x125/0x190
[ 462.169980][T10410] ? __pfx_kobject_init_and_add+0x10/0x10
[ 462.169999][T10410] ? __raw_spin_lock_init+0x45/0x100
[ 462.170019][T10410] ? __init_swait_queue_head+0xa9/0x150
[ 462.170041][T10410] gfs2_sys_fs_add+0x234/0x450
[ 462.170062][T10410] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 462.170086][T10410] ? is_dynamic_key+0xd6/0x1c0
[ 462.170106][T10410] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 462.170142][T10410] gfs2_fill_super+0x13c0/0x20d0
[ 462.170180][T10410] ? __pfx_gfs2_fill_super+0x10/0x10
[ 462.170205][T10410] ? sb_set_blocksize+0x104/0x180
[ 462.170231][T10410] ? setup_bdev_super+0x4c1/0x5b0
[ 462.170255][T10410] get_tree_bdev_flags+0x40b/0x4d0
[ 462.170275][T10410] ? __pfx_gfs2_fill_super+0x10/0x10
[ 462.170296][T10410] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 462.170313][T10410] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 462.170348][T10410] gfs2_get_tree+0x51/0x1e0
[ 462.170371][T10410] vfs_get_tree+0x8f/0x2b0
[ 462.170394][T10410] do_new_mount+0x2ee/0xa90
[ 462.170420][T10410] ? bpf_lsm_capable+0x9/0x20
[ 462.170441][T10410] ? __pfx_do_new_mount+0x10/0x10
[ 462.170463][T10410] ? ns_capable+0x8a/0xf0
[ 462.170508][T10410] __se_sys_mount+0x317/0x410
[ 462.170537][T10410] ? __pfx___se_sys_mount+0x10/0x10
[ 462.170563][T10410] ? do_syscall_64+0xbe/0xfa0
[ 462.170578][T10410] ? __x64_sys_mount+0x20/0xc0
[ 462.170603][T10410] do_syscall_64+0xfa/0xfa0
[ 462.170618][T10410] ? lockdep_hardirqs_on+0x9c/0x150
[ 462.170634][T10410] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 462.170651][T10410] ? clear_bhb_loop+0x60/0xb0
[ 462.170672][T10410] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 462.170687][T10410] RIP: 0033:0x7ff99a39038a
[ 462.170704][T10410] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 462.170718][T10410] RSP: 002b:00007ff99b259e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 462.170737][T10410] RAX: ffffffffffffffda RBX: 00007ff99b259ef0 RCX: 00007ff99a39038a
[ 462.170750][T10410] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007ff99b259eb0
[ 462.170761][T10410] RBP: 0000200000037f40 R08: 00007ff99b259ef0 R09: 0000000000000000
[ 462.170773][T10410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 462.170784][T10410] R13: 00007ff99b259eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 462.170815][T10410]
[ 462.170840][T10410] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 462.506119][T10410] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 462.577868][ T12] team0 (unregistering): Port device team_slave_1 removed
[ 462.629884][ T52] Bluetooth: hci2: command tx timeout
[ 462.650846][ T12] team0 (unregistering): Port device team_slave_0 removed
[ 463.177666][T10414] loop9: detected capacity change from 0 to 32768
[ 463.191973][T10414] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 463.199562][T10414] CPU: 0 UID: 0 PID: 10414 Comm: syz.9.331 Not tainted syzkaller #0 PREEMPT(full)
[ 463.199576][T10414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 463.199584][T10414] Call Trace:
[ 463.199590][T10414]
[ 463.199596][T10414] dump_stack_lvl+0x189/0x250
[ 463.199614][T10414] ? __pfx_dump_stack_lvl+0x10/0x10
[ 463.199628][T10414] ? __pfx__printk+0x10/0x10
[ 463.199645][T10414] ? kernfs_path_from_node+0x250/0x290
[ 463.199656][T10414] ? kernfs_path_from_node+0x2f/0x290
[ 463.199668][T10414] sysfs_create_dir_ns+0x259/0x280
[ 463.199679][T10414] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 463.199690][T10414] ? do_raw_spin_unlock+0x122/0x240
[ 463.199704][T10414] kobject_add_internal+0x59f/0xb40
[ 463.199721][T10414] kobject_init_and_add+0x125/0x190
[ 463.199734][T10414] ? __pfx_kobject_init_and_add+0x10/0x10
[ 463.199745][T10414] ? __raw_spin_lock_init+0x45/0x100
[ 463.199757][T10414] ? __init_swait_queue_head+0xa9/0x150
[ 463.199770][T10414] gfs2_sys_fs_add+0x234/0x450
[ 463.199782][T10414] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 463.199795][T10414] ? is_dynamic_key+0xd6/0x1c0
[ 463.199807][T10414] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 463.199827][T10414] gfs2_fill_super+0x13c0/0x20d0
[ 463.199849][T10414] ? __pfx_gfs2_fill_super+0x10/0x10
[ 463.199863][T10414] ? sb_set_blocksize+0x104/0x180
[ 463.199880][T10414] ? setup_bdev_super+0x4c1/0x5b0
[ 463.199894][T10414] get_tree_bdev_flags+0x40b/0x4d0
[ 463.199907][T10414] ? __pfx_gfs2_fill_super+0x10/0x10
[ 463.199919][T10414] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 463.199930][T10414] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 463.199950][T10414] gfs2_get_tree+0x51/0x1e0
[ 463.199963][T10414] vfs_get_tree+0x8f/0x2b0
[ 463.199977][T10414] do_new_mount+0x2ee/0xa90
[ 463.199993][T10414] ? bpf_lsm_capable+0x9/0x20
[ 463.200007][T10414] ? __pfx_do_new_mount+0x10/0x10
[ 463.200020][T10414] ? ns_capable+0x8a/0xf0
[ 463.200043][T10414] __se_sys_mount+0x317/0x410
[ 463.200060][T10414] ? __pfx___se_sys_mount+0x10/0x10
[ 463.200076][T10414] ? do_syscall_64+0xbe/0xfa0
[ 463.200084][T10414] ? __x64_sys_mount+0x20/0xc0
[ 463.200099][T10414] do_syscall_64+0xfa/0xfa0
[ 463.200107][T10414] ? lockdep_hardirqs_on+0x9c/0x150
[ 463.200116][T10414] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 463.200126][T10414] ? clear_bhb_loop+0x60/0xb0
[ 463.200138][T10414] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 463.200147][T10414] RIP: 0033:0x7ff99a39038a
[ 463.200157][T10414] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 463.200165][T10414] RSP: 002b:00007ff99b259e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 463.200176][T10414] RAX: ffffffffffffffda RBX: 00007ff99b259ef0 RCX: 00007ff99a39038a
[ 463.200188][T10414] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007ff99b259eb0
[ 463.200195][T10414] RBP: 0000200000037f40 R08: 00007ff99b259ef0 R09: 0000000000000000
[ 463.200201][T10414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 463.200208][T10414] R13: 00007ff99b259eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 463.200224][T10414]
[ 463.200242][T10414] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 463.537312][T10414] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 463.545664][T10287] veth0_macvtap: entered promiscuous mode
[ 463.598338][T10287] veth1_macvtap: entered promiscuous mode
[ 463.650090][T10391] chnl_net:caif_netlink_parms(): no params data found
2025/09/04 20:12:12 executed programs: 322
[ 463.804081][T10287] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 463.885281][T10287] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 463.954910][ T6960] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 464.077627][ T6960] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 464.087789][ T6960] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 464.126859][T10391] bridge0: port 1(bridge_slave_0) entered blocking state
[ 464.142162][T10391] bridge0: port 1(bridge_slave_0) entered disabled state
[ 464.149988][T10391] bridge_slave_0: entered allmulticast mode
[ 464.160867][T10391] bridge_slave_0: entered promiscuous mode
[ 464.206192][ T6960] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 464.216717][T10391] bridge0: port 2(bridge_slave_1) entered blocking state
[ 464.226435][T10391] bridge0: port 2(bridge_slave_1) entered disabled state
[ 464.234472][T10391] bridge_slave_1: entered allmulticast mode
[ 464.249398][T10391] bridge_slave_1: entered promiscuous mode
[ 464.301092][T10391] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 464.331033][T10391] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 464.438159][T10391] team0: Port device team_slave_0 added
[ 464.446508][T10419] loop9: detected capacity change from 0 to 32768
[ 464.469463][T10391] team0: Port device team_slave_1 added
[ 464.505152][T10419] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 464.524345][T10419] CPU: 1 UID: 0 PID: 10419 Comm: syz.9.332 Not tainted syzkaller #0 PREEMPT(full)
[ 464.524371][T10419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 464.524382][T10419] Call Trace:
[ 464.524390][T10419]
[ 464.524398][T10419] dump_stack_lvl+0x189/0x250
[ 464.524428][T10419] ? __pfx_dump_stack_lvl+0x10/0x10
[ 464.524449][T10419] ? __pfx__printk+0x10/0x10
[ 464.524478][T10419] ? kernfs_path_from_node+0x250/0x290
[ 464.524495][T10419] ? kernfs_path_from_node+0x2f/0x290
[ 464.524515][T10419] sysfs_create_dir_ns+0x259/0x280
[ 464.524537][T10419] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 464.524557][T10419] ? do_raw_spin_unlock+0x122/0x240
[ 464.524582][T10419] kobject_add_internal+0x59f/0xb40
[ 464.524610][T10419] kobject_init_and_add+0x125/0x190
[ 464.524635][T10419] ? __pfx_kobject_init_and_add+0x10/0x10
[ 464.524656][T10419] ? __raw_spin_lock_init+0x45/0x100
[ 464.524677][T10419] ? __init_swait_queue_head+0xa9/0x150
[ 464.524700][T10419] gfs2_sys_fs_add+0x234/0x450
[ 464.524721][T10419] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 464.524746][T10419] ? is_dynamic_key+0xd6/0x1c0
[ 464.524767][T10419] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 464.524803][T10419] gfs2_fill_super+0x13c0/0x20d0
[ 464.524842][T10419] ? __pfx_gfs2_fill_super+0x10/0x10
[ 464.524868][T10419] ? sb_set_blocksize+0x104/0x180
[ 464.524895][T10419] ? setup_bdev_super+0x4c1/0x5b0
[ 464.524920][T10419] get_tree_bdev_flags+0x40b/0x4d0
[ 464.524940][T10419] ? __pfx_gfs2_fill_super+0x10/0x10
[ 464.524962][T10419] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 464.524980][T10419] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 464.525015][T10419] gfs2_get_tree+0x51/0x1e0
[ 464.525039][T10419] vfs_get_tree+0x8f/0x2b0
[ 464.525063][T10419] do_new_mount+0x2ee/0xa90
[ 464.525090][T10419] ? bpf_lsm_capable+0x9/0x20
[ 464.525112][T10419] ? __pfx_do_new_mount+0x10/0x10
[ 464.525135][T10419] ? ns_capable+0x8a/0xf0
[ 464.525174][T10419] __se_sys_mount+0x317/0x410
[ 464.525199][T10419] ? __pfx___se_sys_mount+0x10/0x10
[ 464.525219][T10419] ? do_syscall_64+0xbe/0xfa0
[ 464.525229][T10419] ? __x64_sys_mount+0x20/0xc0
[ 464.525248][T10419] do_syscall_64+0xfa/0xfa0
[ 464.525261][T10419] ? lockdep_hardirqs_on+0x9c/0x150
[ 464.525276][T10419] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 464.525298][T10419] ? clear_bhb_loop+0x60/0xb0
[ 464.525317][T10419] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 464.525331][T10419] RIP: 0033:0x7ff99a39038a
[ 464.525347][T10419] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 464.525362][T10419] RSP: 002b:00007ff99b259e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 464.525380][T10419] RAX: ffffffffffffffda RBX: 00007ff99b259ef0 RCX: 00007ff99a39038a
[ 464.525393][T10419] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007ff99b259eb0
[ 464.525405][T10419] RBP: 0000200000037f40 R08: 00007ff99b259ef0 R09: 0000000000000000
[ 464.525415][T10419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 464.525424][T10419] R13: 00007ff99b259eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 464.525452][T10419]
[ 464.525483][T10419] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 464.701708][ T52] Bluetooth: hci2: command tx timeout
[ 464.720143][T10419] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 464.736190][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 464.890077][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 464.916490][T10391] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 464.924905][T10391] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 464.962035][T10391] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 464.962041][T10396] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 464.962055][T10396] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 464.996467][T10339] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 465.007959][T10396] gfs2: fsid=syz:syz.0: File system withdrawn
[ 465.025197][T10396] CPU: 1 UID: 0 PID: 10396 Comm: gfs2_logd/syz:s Not tainted syzkaller #0 PREEMPT(full)
[ 465.025221][T10396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 465.025231][T10396] Call Trace:
[ 465.025239][T10396]
[ 465.025248][T10396] dump_stack_lvl+0x189/0x250
[ 465.025273][T10396] ? __pfx_dump_stack_lvl+0x10/0x10
[ 465.025288][T10396] ? __pfx__printk+0x10/0x10
[ 465.025306][T10396] ? kobject_uevent_env+0x36b/0x8c0
[ 465.025339][T10396] gfs2_withdraw+0xb30/0x1430
[ 465.025379][T10396] ? __pfx_gfs2_withdraw+0x10/0x10
[ 465.025400][T10396] ? __pfx_autoremove_wake_function+0x10/0x10
[ 465.025429][T10396] ? prepare_to_wait_event+0x437/0x480
[ 465.025457][T10396] gfs2_logd+0x12e2/0x1360
[ 465.025499][T10396] ? __pfx_gfs2_logd+0x10/0x10
[ 465.025524][T10396] ? __lock_acquire+0xab9/0xd20
[ 465.025555][T10396] ? do_raw_spin_lock+0x121/0x290
[ 465.025585][T10396] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 465.025610][T10396] ? lockdep_hardirqs_on+0x9c/0x150
[ 465.025629][T10396] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 465.025653][T10396] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 465.025683][T10396] ? __pfx_autoremove_wake_function+0x10/0x10
[ 465.025702][T10396] ? __kthread_parkme+0x7b/0x200
[ 465.025720][T10396] ? __kthread_parkme+0x1a1/0x200
[ 465.025744][T10396] kthread+0x70e/0x8a0
[ 465.025768][T10396] ? __pfx_gfs2_logd+0x10/0x10
[ 465.025788][T10396] ? __pfx_kthread+0x10/0x10
[ 465.025810][T10396] ? _raw_spin_unlock_irq+0x23/0x50
[ 465.025833][T10396] ? lockdep_hardirqs_on+0x9c/0x150
[ 465.025848][T10396] ? __pfx_kthread+0x10/0x10
[ 465.025868][T10396] ret_from_fork+0x47c/0x820
[ 465.025894][T10396] ? __pfx_ret_from_fork+0x10/0x10
[ 465.025926][T10396] ? __switch_to_asm+0x39/0x70
[ 465.025945][T10396] ? __switch_to_asm+0x33/0x70
[ 465.025964][T10396] ? __pfx_kthread+0x10/0x10
[ 465.025982][T10396] ret_from_fork_asm+0x1a/0x30
[ 465.026084][T10396]
[ 465.028028][ T7156] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 465.039458][ T7156] gfs2: fsid=syz:syz.0: G: s:EX n:3/2090 f:lDpfao t:UN d:UN/10000 a:0 v:0 r:2 m:20 p:0
[ 465.058630][T10391] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 465.060670][ T7156] gfs2: fsid=syz:syz.0: R: n:8336 f:90000000 b:7000/7000 i:7 q:0 r:0 e:7032
[ 465.071737][T10391] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 465.081208][ T7156] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 465.140399][ T9725] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 465.143510][ T7156] gfs2: fsid=syz:syz.0: G: s:EX n:2/24a2 f:lDpfa t:UN d:UN/70000 a:0 v:0 r:1 m:20 p:1
[ 465.150508][ T9725] gfs2: fsid=syz:syz.0: G: s:EX n:2/208e f:lDpfa t:UN d:UN/40000 a:0 v:0 r:1 m:20 p:1
[ 465.155853][T10391] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 465.471206][T10391] hsr_slave_0: entered promiscuous mode
[ 465.479924][T10391] hsr_slave_1: entered promiscuous mode
[ 465.503566][ T1153] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 465.529368][ T1153] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 465.682655][ T6420] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1
[ 465.692049][ T6420] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9
[ 465.711154][ T6420] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9
[ 465.721956][ T6420] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4
[ 465.732579][ T6420] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2
[ 465.779929][ T12] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 465.917407][T10429] loop9: detected capacity change from 0 to 32768
[ 465.918289][ T12] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 465.948305][T10429] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 465.981681][T10429] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 466.036898][T10339] veth0_vlan: entered promiscuous mode
[ 466.071732][T10429] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 466.088564][ T1211] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 466.099845][ T1211] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 466.121948][ T12] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 466.206824][T10339] veth1_vlan: entered promiscuous mode
[ 466.224797][ T1211] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 124ms
[ 466.233989][ T1211] gfs2: fsid=syz:syz.0: jid=0: Done
[ 466.241516][T10429] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 466.339280][ T12] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 466.606554][T10436] loop0: detected capacity change from 0 to 32768
[ 466.650532][T10436] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 466.661932][T10436] CPU: 1 UID: 0 PID: 10436 Comm: syz.0.318 Not tainted syzkaller #0 PREEMPT(full)
[ 466.661979][T10436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 466.662001][T10436] Call Trace:
[ 466.662009][T10436]
[ 466.662018][T10436] dump_stack_lvl+0x189/0x250
[ 466.662047][T10436] ? __pfx_dump_stack_lvl+0x10/0x10
[ 466.662069][T10436] ? __pfx__printk+0x10/0x10
[ 466.662106][T10436] ? kernfs_path_from_node+0x250/0x290
[ 466.662123][T10436] ? kernfs_path_from_node+0x2f/0x290
[ 466.662145][T10436] sysfs_create_dir_ns+0x259/0x280
[ 466.662166][T10436] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 466.662185][T10436] ? do_raw_spin_unlock+0x122/0x240
[ 466.662208][T10436] kobject_add_internal+0x59f/0xb40
[ 466.662234][T10436] kobject_init_and_add+0x125/0x190
[ 466.662258][T10436] ? __pfx_kobject_init_and_add+0x10/0x10
[ 466.662277][T10436] ? __raw_spin_lock_init+0x45/0x100
[ 466.662301][T10436] ? __init_swait_queue_head+0xa9/0x150
[ 466.662322][T10436] gfs2_sys_fs_add+0x234/0x450
[ 466.662341][T10436] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 466.662363][T10436] ? is_dynamic_key+0xd6/0x1c0
[ 466.662382][T10436] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 466.662414][T10436] gfs2_fill_super+0x13c0/0x20d0
[ 466.662448][T10436] ? __pfx_gfs2_fill_super+0x10/0x10
[ 466.662474][T10436] ? sb_set_blocksize+0x104/0x180
[ 466.662499][T10436] ? setup_bdev_super+0x4c1/0x5b0
[ 466.662523][T10436] get_tree_bdev_flags+0x40b/0x4d0
[ 466.662545][T10436] ? __pfx_gfs2_fill_super+0x10/0x10
[ 466.662563][T10436] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 466.662581][T10436] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 466.662613][T10436] gfs2_get_tree+0x51/0x1e0
[ 466.662637][T10436] vfs_get_tree+0x8f/0x2b0
[ 466.662660][T10436] do_new_mount+0x2ee/0xa90
[ 466.662685][T10436] ? bpf_lsm_capable+0x9/0x20
[ 466.662707][T10436] ? __pfx_do_new_mount+0x10/0x10
[ 466.662730][T10436] ? ns_capable+0x8a/0xf0
[ 466.662770][T10436] __se_sys_mount+0x317/0x410
[ 466.662800][T10436] ? __pfx___se_sys_mount+0x10/0x10
[ 466.662828][T10436] ? do_syscall_64+0xbe/0xfa0
[ 466.662843][T10436] ? __x64_sys_mount+0x20/0xc0
[ 466.662867][T10436] do_syscall_64+0xfa/0xfa0
[ 466.662883][T10436] ? lockdep_hardirqs_on+0x9c/0x150
[ 466.662900][T10436] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 466.662917][T10436] ? clear_bhb_loop+0x60/0xb0
[ 466.662940][T10436] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 466.662957][T10436] RIP: 0033:0x7fa388b9038a
[ 466.662975][T10436] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 466.662991][T10436] RSP: 002b:00007fa38993be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 466.663010][T10436] RAX: ffffffffffffffda RBX: 00007fa38993bef0 RCX: 00007fa388b9038a
[ 466.663023][T10436] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fa38993beb0
[ 466.663036][T10436] RBP: 0000200000037f40 R08: 00007fa38993bef0 R09: 0000000000000000
[ 466.663049][T10436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 466.663060][T10436] R13: 00007fa38993beb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 466.663098][T10436]
[ 466.663125][T10436] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 466.802271][ T6420] Bluetooth: hci2: command tx timeout
[ 466.815550][T10436] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 467.052266][T10429] loop9: detected capacity change from 32768 to 0
[ 467.080513][ C1] I/O error, dev loop9, sector 2972 op 0x1:(WRITE) flags 0x0 phys_seg 5 prio class 2
[ 467.090074][ C1] gfs2: fsid=syz:syz.0: Error -5 writing to journal, jid=0
[ 467.097532][T10437] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 467.104952][ C1] I/O error, dev loop9, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 467.105001][ C1] I/O error, dev loop9, sector 2982 op 0x1:(WRITE) flags 0x1800 phys_seg 1 prio class 2
[ 467.296498][T10339] veth0_macvtap: entered promiscuous mode
[ 467.365261][T10339] veth1_macvtap: entered promiscuous mode
[ 467.442711][ T12] bridge_slave_1: left allmulticast mode
[ 467.448399][ T12] bridge_slave_1: left promiscuous mode
[ 467.458021][ T12] bridge0: port 2(bridge_slave_1) entered disabled state
[ 467.468723][ T12] bridge_slave_0: left allmulticast mode
[ 467.479302][ T12] bridge_slave_0: left promiscuous mode
[ 467.485368][ T12] bridge0: port 1(bridge_slave_0) entered disabled state
[ 467.792543][T10445] loop0: detected capacity change from 0 to 32768
[ 467.821606][ T6420] Bluetooth: hci3: command tx timeout
[ 467.830568][T10445] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 467.839830][T10445] CPU: 1 UID: 0 PID: 10445 Comm: syz.0.336 Not tainted syzkaller #0 PREEMPT(full)
[ 467.839852][T10445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 467.839862][T10445] Call Trace:
[ 467.839868][T10445]
[ 467.839875][T10445] dump_stack_lvl+0x189/0x250
[ 467.839976][T10445] ? __pfx_dump_stack_lvl+0x10/0x10
[ 467.840007][T10445] ? __pfx__printk+0x10/0x10
[ 467.840032][T10445] ? kernfs_path_from_node+0x250/0x290
[ 467.840047][T10445] ? kernfs_path_from_node+0x2f/0x290
[ 467.840066][T10445] sysfs_create_dir_ns+0x259/0x280
[ 467.840085][T10445] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 467.840101][T10445] ? do_raw_spin_unlock+0x122/0x240
[ 467.840122][T10445] kobject_add_internal+0x59f/0xb40
[ 467.840147][T10445] kobject_init_and_add+0x125/0x190
[ 467.840169][T10445] ? __pfx_kobject_init_and_add+0x10/0x10
[ 467.840186][T10445] ? __raw_spin_lock_init+0x45/0x100
[ 467.840203][T10445] ? __init_swait_queue_head+0xa9/0x150
[ 467.840223][T10445] gfs2_sys_fs_add+0x234/0x450
[ 467.840241][T10445] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 467.840263][T10445] ? is_dynamic_key+0xd6/0x1c0
[ 467.840281][T10445] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 467.840312][T10445] gfs2_fill_super+0x13c0/0x20d0
[ 467.840347][T10445] ? __pfx_gfs2_fill_super+0x10/0x10
[ 467.840369][T10445] ? sb_set_blocksize+0x104/0x180
[ 467.840393][T10445] ? setup_bdev_super+0x4c1/0x5b0
[ 467.840414][T10445] get_tree_bdev_flags+0x40b/0x4d0
[ 467.840432][T10445] ? __pfx_gfs2_fill_super+0x10/0x10
[ 467.840450][T10445] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 467.840466][T10445] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 467.840498][T10445] gfs2_get_tree+0x51/0x1e0
[ 467.840519][T10445] vfs_get_tree+0x8f/0x2b0
[ 467.840540][T10445] do_new_mount+0x2ee/0xa90
[ 467.840564][T10445] ? bpf_lsm_capable+0x9/0x20
[ 467.840584][T10445] ? __pfx_do_new_mount+0x10/0x10
[ 467.840604][T10445] ? ns_capable+0x8a/0xf0
[ 467.840641][T10445] __se_sys_mount+0x317/0x410
[ 467.840666][T10445] ? __pfx___se_sys_mount+0x10/0x10
[ 467.840690][T10445] ? do_syscall_64+0xbe/0xfa0
[ 467.840704][T10445] ? __x64_sys_mount+0x20/0xc0
[ 467.840725][T10445] do_syscall_64+0xfa/0xfa0
[ 467.840740][T10445] ? lockdep_hardirqs_on+0x9c/0x150
[ 467.840754][T10445] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 467.840770][T10445] ? clear_bhb_loop+0x60/0xb0
[ 467.840789][T10445] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 467.840804][T10445] RIP: 0033:0x7fa388b9038a
[ 467.840820][T10445] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 467.840833][T10445] RSP: 002b:00007fa38993be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 467.840849][T10445] RAX: ffffffffffffffda RBX: 00007fa38993bef0 RCX: 00007fa388b9038a
[ 467.840861][T10445] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fa38993beb0
[ 467.840872][T10445] RBP: 0000200000037f40 R08: 00007fa38993bef0 R09: 0000000000000000
[ 467.840883][T10445] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 467.840892][T10445] R13: 00007fa38993beb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 467.840921][T10445]
[ 467.840952][T10445] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 468.180073][T10445] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 468.372402][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 468.399039][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 468.413646][ T12] bond0 (unregistering): Released all slaves
[ 468.432118][T10431] chnl_net:caif_netlink_parms(): no params data found
[ 468.585514][T10339] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 468.704553][T10339] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 469.004767][ T1153] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 469.029989][ T1153] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 469.057577][T10450] loop0: detected capacity change from 0 to 32768
[ 469.121883][T10450] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 469.165587][T10450] CPU: 0 UID: 0 PID: 10450 Comm: syz.0.338 Not tainted syzkaller #0 PREEMPT(full)
[ 469.165611][T10450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 469.165620][T10450] Call Trace:
[ 469.165627][T10450]
[ 469.165635][T10450] dump_stack_lvl+0x189/0x250
[ 469.165662][T10450] ? __pfx_dump_stack_lvl+0x10/0x10
[ 469.165679][T10450] ? __pfx__printk+0x10/0x10
[ 469.165707][T10450] ? kernfs_path_from_node+0x250/0x290
[ 469.165722][T10450] ? kernfs_path_from_node+0x2f/0x290
[ 469.165741][T10450] sysfs_create_dir_ns+0x259/0x280
[ 469.165761][T10450] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 469.165777][T10450] ? do_raw_spin_unlock+0x122/0x240
[ 469.165800][T10450] kobject_add_internal+0x59f/0xb40
[ 469.165827][T10450] kobject_init_and_add+0x125/0x190
[ 469.165851][T10450] ? __pfx_kobject_init_and_add+0x10/0x10
[ 469.165877][T10450] ? __raw_spin_lock_init+0x45/0x100
[ 469.165896][T10450] ? __init_swait_queue_head+0xa9/0x150
[ 469.165917][T10450] gfs2_sys_fs_add+0x234/0x450
[ 469.165936][T10450] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 469.165957][T10450] ? is_dynamic_key+0xd6/0x1c0
[ 469.165978][T10450] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 469.166008][T10450] gfs2_fill_super+0x13c0/0x20d0
[ 469.166040][T10450] ? __pfx_gfs2_fill_super+0x10/0x10
[ 469.166067][T10450] ? sb_set_blocksize+0x104/0x180
[ 469.166088][T10450] ? setup_bdev_super+0x4c1/0x5b0
[ 469.166111][T10450] get_tree_bdev_flags+0x40b/0x4d0
[ 469.166131][T10450] ? __pfx_gfs2_fill_super+0x10/0x10
[ 469.166148][T10450] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 469.166165][T10450] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 469.166198][T10450] gfs2_get_tree+0x51/0x1e0
[ 469.166222][T10450] vfs_get_tree+0x8f/0x2b0
[ 469.166245][T10450] do_new_mount+0x2ee/0xa90
[ 469.166271][T10450] ? bpf_lsm_capable+0x9/0x20
[ 469.166292][T10450] ? __pfx_do_new_mount+0x10/0x10
[ 469.166316][T10450] ? ns_capable+0x8a/0xf0
[ 469.166357][T10450] __se_sys_mount+0x317/0x410
[ 469.166385][T10450] ? __pfx___se_sys_mount+0x10/0x10
[ 469.166412][T10450] ? do_syscall_64+0xbe/0xfa0
[ 469.166425][T10450] ? __x64_sys_mount+0x20/0xc0
[ 469.166448][T10450] do_syscall_64+0xfa/0xfa0
[ 469.166462][T10450] ? lockdep_hardirqs_on+0x9c/0x150
[ 469.166478][T10450] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 469.166495][T10450] ? clear_bhb_loop+0x60/0xb0
[ 469.166517][T10450] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 469.166531][T10450] RIP: 0033:0x7fa388b9038a
[ 469.166546][T10450] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 469.166560][T10450] RSP: 002b:00007fa38993be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 469.166578][T10450] RAX: ffffffffffffffda RBX: 00007fa38993bef0 RCX: 00007fa388b9038a
[ 469.166590][T10450] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fa38993beb0
[ 469.166623][T10450] RBP: 0000200000037f40 R08: 00007fa38993bef0 R09: 0000000000000000
[ 469.166634][T10450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 469.166645][T10450] R13: 00007fa38993beb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 469.166676][T10450]
[ 469.166703][T10450] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 469.521262][T10450] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 469.529497][ T12] hsr_slave_0: left promiscuous mode
[ 469.593427][ T12] hsr_slave_1: left promiscuous mode
[ 469.600382][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 469.608944][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 469.620829][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 469.625053][T10450] loop0: detected capacity change from 32768 to 0
[ 469.629049][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 469.659795][ T12] veth1_macvtap: left promiscuous mode
[ 469.676550][ T12] veth0_macvtap: left promiscuous mode
[ 469.683750][ T12] veth1_vlan: left promiscuous mode
[ 469.689974][ T12] veth0_vlan: left promiscuous mode
2025/09/04 20:12:18 executed programs: 329
[ 469.901992][ T6420] Bluetooth: hci3: command tx timeout
[ 470.840090][T10486] loop0: detected capacity change from 0 to 32768
[ 470.869005][T10486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 470.877708][ T12] team0 (unregistering): Port device team_slave_1 removed
[ 470.889799][T10486] CPU: 1 UID: 0 PID: 10486 Comm: syz.0.339 Not tainted syzkaller #0 PREEMPT(full)
[ 470.889823][T10486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 470.889832][T10486] Call Trace:
[ 470.889840][T10486]
[ 470.889848][T10486] dump_stack_lvl+0x189/0x250
[ 470.889875][T10486] ? __pfx_dump_stack_lvl+0x10/0x10
[ 470.889895][T10486] ? __pfx__printk+0x10/0x10
[ 470.889922][T10486] ? kernfs_path_from_node+0x250/0x290
[ 470.889939][T10486] ? kernfs_path_from_node+0x2f/0x290
[ 470.889959][T10486] sysfs_create_dir_ns+0x259/0x280
[ 470.889979][T10486] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 470.889997][T10486] ? do_raw_spin_unlock+0x122/0x240
[ 470.890019][T10486] kobject_add_internal+0x59f/0xb40
[ 470.890043][T10486] kobject_init_and_add+0x125/0x190
[ 470.890064][T10486] ? __pfx_kobject_init_and_add+0x10/0x10
[ 470.890083][T10486] ? __raw_spin_lock_init+0x45/0x100
[ 470.890103][T10486] ? __init_swait_queue_head+0xa9/0x150
[ 470.890126][T10486] gfs2_sys_fs_add+0x234/0x450
[ 470.890144][T10486] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 470.890168][T10486] ? is_dynamic_key+0xd6/0x1c0
[ 470.890188][T10486] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 470.890221][T10486] gfs2_fill_super+0x13c0/0x20d0
[ 470.890251][T10486] ? __pfx_gfs2_fill_super+0x10/0x10
[ 470.890271][T10486] ? sb_set_blocksize+0x104/0x180
[ 470.890294][T10486] ? setup_bdev_super+0x4c1/0x5b0
[ 470.890317][T10486] get_tree_bdev_flags+0x40b/0x4d0
[ 470.890337][T10486] ? __pfx_gfs2_fill_super+0x10/0x10
[ 470.890355][T10486] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 470.890372][T10486] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 470.890407][T10486] gfs2_get_tree+0x51/0x1e0
[ 470.890432][T10486] vfs_get_tree+0x8f/0x2b0
[ 470.890456][T10486] do_new_mount+0x2ee/0xa90
[ 470.890482][T10486] ? bpf_lsm_capable+0x9/0x20
[ 470.890502][T10486] ? __pfx_do_new_mount+0x10/0x10
[ 470.890525][T10486] ? ns_capable+0x8a/0xf0
[ 470.890565][T10486] __se_sys_mount+0x317/0x410
[ 470.890594][T10486] ? __pfx___se_sys_mount+0x10/0x10
[ 470.890621][T10486] ? do_syscall_64+0xbe/0xfa0
[ 470.890636][T10486] ? __x64_sys_mount+0x20/0xc0
[ 470.890658][T10486] do_syscall_64+0xfa/0xfa0
[ 470.890673][T10486] ? lockdep_hardirqs_on+0x9c/0x150
[ 470.890689][T10486] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 470.890706][T10486] ? clear_bhb_loop+0x60/0xb0
[ 470.890726][T10486] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 470.890750][T10486] RIP: 0033:0x7fa388b9038a
[ 470.890767][T10486] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 470.890782][T10486] RSP: 002b:00007fa38993be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 470.890800][T10486] RAX: ffffffffffffffda RBX: 00007fa38993bef0 RCX: 00007fa388b9038a
[ 470.890811][T10486] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fa38993beb0
[ 470.890823][T10486] RBP: 0000200000037f40 R08: 00007fa38993bef0 R09: 0000000000000000
[ 470.890835][T10486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 470.890846][T10486] R13: 00007fa38993beb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 470.890877][T10486]
[ 470.890903][T10486] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 471.230555][T10486] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 471.376630][ T12] team0 (unregistering): Port device team_slave_0 removed
[ 471.987135][ T6420] Bluetooth: hci3: command tx timeout
[ 472.159256][T10437] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 472.190691][T10437] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 472.198474][T10437] gfs2: fsid=syz:syz.0: File system withdrawn
[ 472.206708][T10437] CPU: 1 UID: 0 PID: 10437 Comm: gfs2_logd/syz:s Not tainted syzkaller #0 PREEMPT(full)
[ 472.206730][T10437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 472.206742][T10437] Call Trace:
[ 472.206748][T10437]
[ 472.206755][T10437] dump_stack_lvl+0x189/0x250
[ 472.206782][T10437] ? __pfx_dump_stack_lvl+0x10/0x10
[ 472.206801][T10437] ? __pfx__printk+0x10/0x10
[ 472.206823][T10437] ? kobject_uevent_env+0x36b/0x8c0
[ 472.206853][T10437] gfs2_withdraw+0xb30/0x1430
[ 472.206885][T10437] ? __pfx_gfs2_withdraw+0x10/0x10
[ 472.206904][T10437] ? __pfx_autoremove_wake_function+0x10/0x10
[ 472.206928][T10437] ? prepare_to_wait_event+0x437/0x480
[ 472.206954][T10437] gfs2_logd+0x12e2/0x1360
[ 472.206991][T10437] ? __pfx_gfs2_logd+0x10/0x10
[ 472.207013][T10437] ? __lock_acquire+0xab9/0xd20
[ 472.207041][T10437] ? do_raw_spin_lock+0x121/0x290
[ 472.207066][T10437] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 472.207091][T10437] ? lockdep_hardirqs_on+0x9c/0x150
[ 472.207108][T10437] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 472.207129][T10437] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 472.207153][T10437] ? __pfx_autoremove_wake_function+0x10/0x10
[ 472.207170][T10437] ? __kthread_parkme+0x7b/0x200
[ 472.207186][T10437] ? __kthread_parkme+0x1a1/0x200
[ 472.207209][T10437] kthread+0x70e/0x8a0
[ 472.207232][T10437] ? __pfx_gfs2_logd+0x10/0x10
[ 472.207252][T10437] ? __pfx_kthread+0x10/0x10
[ 472.207273][T10437] ? _raw_spin_unlock_irq+0x23/0x50
[ 472.207296][T10437] ? lockdep_hardirqs_on+0x9c/0x150
[ 472.207311][T10437] ? __pfx_kthread+0x10/0x10
[ 472.207330][T10437] ret_from_fork+0x47c/0x820
[ 472.207353][T10437] ? __pfx_ret_from_fork+0x10/0x10
[ 472.207381][T10437] ? __switch_to_asm+0x39/0x70
[ 472.207399][T10437] ? __switch_to_asm+0x33/0x70
[ 472.207416][T10437] ? __pfx_kthread+0x10/0x10
[ 472.207432][T10437] ret_from_fork_asm+0x1a/0x30
[ 472.207466][T10437]
[ 472.209046][ T6832] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 472.290282][T10515] loop0: detected capacity change from 0 to 32768
[ 472.294803][ T6832] gfs2: fsid=syz:syz.0: G: s:EX n:3/2090 f:lDpfao t:UN d:UN/90000 a:0 v:0 r:2 m:20 p:0
[ 472.387026][T10515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 472.391407][ T6832] gfs2: fsid=syz:syz.0: R: n:8336 f:90000000 b:7000/7000 i:7 q:0 r:0 e:7032
[ 472.428924][T10515] CPU: 0 UID: 0 PID: 10515 Comm: syz.0.340 Not tainted syzkaller #0 PREEMPT(full)
[ 472.428949][T10515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 472.428960][T10515] Call Trace:
[ 472.428967][T10515]
[ 472.428974][T10515] dump_stack_lvl+0x189/0x250
[ 472.429002][T10515] ? __pfx_dump_stack_lvl+0x10/0x10
[ 472.429022][T10515] ? __pfx__printk+0x10/0x10
[ 472.429050][T10515] ? kernfs_path_from_node+0x250/0x290
[ 472.429066][T10515] ? kernfs_path_from_node+0x2f/0x290
[ 472.429086][T10515] sysfs_create_dir_ns+0x259/0x280
[ 472.429106][T10515] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 472.429125][T10515] ? do_raw_spin_unlock+0x122/0x240
[ 472.429148][T10515] kobject_add_internal+0x59f/0xb40
[ 472.429175][T10515] kobject_init_and_add+0x125/0x190
[ 472.429199][T10515] ? __pfx_kobject_init_and_add+0x10/0x10
[ 472.429218][T10515] ? __raw_spin_lock_init+0x45/0x100
[ 472.429238][T10515] ? __init_swait_queue_head+0xa9/0x150
[ 472.429260][T10515] gfs2_sys_fs_add+0x234/0x450
[ 472.429279][T10515] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 472.429311][T10515] ? is_dynamic_key+0xd6/0x1c0
[ 472.429331][T10515] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 472.429365][T10515] gfs2_fill_super+0x13c0/0x20d0
[ 472.429402][T10515] ? __pfx_gfs2_fill_super+0x10/0x10
[ 472.429427][T10515] ? sb_set_blocksize+0x104/0x180
[ 472.429453][T10515] ? setup_bdev_super+0x4c1/0x5b0
[ 472.429477][T10515] get_tree_bdev_flags+0x40b/0x4d0
[ 472.429497][T10515] ? __pfx_gfs2_fill_super+0x10/0x10
[ 472.429518][T10515] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 472.429535][T10515] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 472.429568][T10515] gfs2_get_tree+0x51/0x1e0
[ 472.429591][T10515] vfs_get_tree+0x8f/0x2b0
[ 472.429614][T10515] do_new_mount+0x2ee/0xa90
[ 472.429639][T10515] ? bpf_lsm_capable+0x9/0x20
[ 472.429661][T10515] ? __pfx_do_new_mount+0x10/0x10
[ 472.429683][T10515] ? ns_capable+0x8a/0xf0
[ 472.429722][T10515] __se_sys_mount+0x317/0x410
[ 472.429749][T10515] ? __pfx___se_sys_mount+0x10/0x10
[ 472.429774][T10515] ? do_syscall_64+0xbe/0xfa0
[ 472.429789][T10515] ? __x64_sys_mount+0x20/0xc0
[ 472.429813][T10515] do_syscall_64+0xfa/0xfa0
[ 472.429827][T10515] ? lockdep_hardirqs_on+0x9c/0x150
[ 472.429842][T10515] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 472.429858][T10515] ? clear_bhb_loop+0x60/0xb0
[ 472.429879][T10515] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 472.429895][T10515] RIP: 0033:0x7fa388b9038a
[ 472.429910][T10515] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 472.429925][T10515] RSP: 002b:00007fa38993be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 472.429942][T10515] RAX: ffffffffffffffda RBX: 00007fa38993bef0 RCX: 00007fa388b9038a
[ 472.429954][T10515] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007fa38993beb0
[ 472.429965][T10515] RBP: 0000200000037f40 R08: 00007fa38993bef0 R09: 0000000000000000
[ 472.429977][T10515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[ 472.429987][T10515] R13: 00007fa38993beb0 R14: 0000000000037f14 R15: 0000200000037fc0
[ 472.430017][T10515]
[ 472.430042][T10515] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 472.508861][ T6832] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 472.555890][ T7156] gfs2: fsid=syz:syz.0: Error -5 syncing glock
[ 472.558310][ T6832] gfs2: fsid=syz:syz.0: G: s:EX n:2/24a2 f:lDpfa t:UN d:UN/50000 a:0 v:0 r:1 m:20 p:1
[ 472.564573][ T7156] gfs2: fsid=syz:syz.0: G: s:EX n:2/208e f:lDpfa t:UN d:UN/30000 a:0 v:0 r:1 m:20 p:1
[ 472.569521][T10515] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 472.922913][T10515] loop0: detected capacity change from 32768 to 0
[ 473.217478][ T1153] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 473.240267][ T1153] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0