Warning: Permanently added '10.128.1.219' (ED25519) to the list of known hosts.
2025/11/30 06:17:03 parsed 1 programs
syzkaller login: [ 84.749007][ T5804] cgroup: Unknown subsys name 'net'
[ 84.989012][ T5804] cgroup: Unknown subsys name 'cpuset'
[ 85.044947][ T5804] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 86.740230][ T5804] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 86.984883][ T991] cfg80211: failed to load regulatory.db
[ 91.371126][ T5834] chnl_net:caif_netlink_parms(): no params data found
[ 91.886240][ T5834] bridge0: port 1(bridge_slave_0) entered blocking state
[ 91.887333][ T5834] bridge0: port 1(bridge_slave_0) entered disabled state
[ 91.888135][ T5834] bridge_slave_0: entered allmulticast mode
[ 91.890029][ T5834] bridge_slave_0: entered promiscuous mode
[ 91.895799][ T5834] bridge0: port 2(bridge_slave_1) entered blocking state
[ 91.896381][ T5834] bridge0: port 2(bridge_slave_1) entered disabled state
[ 91.896549][ T5834] bridge_slave_1: entered allmulticast mode
[ 91.899223][ T5834] bridge_slave_1: entered promiscuous mode
[ 92.080465][ T5834] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 92.084148][ T5834] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 92.248445][ T5834] team0: Port device team_slave_0 added
[ 92.250677][ T5834] team0: Port device team_slave_1 added
[ 92.506993][ T5834] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 92.507004][ T5834] 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 1532 would solve the problem.
[ 92.507017][ T5834] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 92.509294][ T5834] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 92.509309][ T5834] 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 1532 would solve the problem.
[ 92.509330][ T5834] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 92.770908][ T5834] hsr_slave_0: entered promiscuous mode
[ 92.771964][ T5834] hsr_slave_1: entered promiscuous mode
[ 93.126282][ T5834] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 93.161264][ T5834] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 93.179486][ T5834] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 93.218154][ T5834] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 93.359108][ T5834] 8021q: adding VLAN 0 to HW filter on device bond0
[ 93.443982][ T5834] 8021q: adding VLAN 0 to HW filter on device team0
[ 93.455307][ T160] bridge0: port 1(bridge_slave_0) entered blocking state
[ 93.455803][ T160] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 93.480441][ T160] bridge0: port 2(bridge_slave_1) entered blocking state
[ 93.480572][ T160] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 93.681936][ T5834] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 93.737832][ T5834] veth0_vlan: entered promiscuous mode
[ 93.756215][ T5834] veth1_vlan: entered promiscuous mode
[ 93.792084][ T5834] veth0_macvtap: entered promiscuous mode
[ 93.797537][ T5834] veth1_macvtap: entered promiscuous mode
[ 93.816242][ T5834] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 93.823418][ T5834] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 93.848414][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 93.850279][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 93.850323][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 93.850356][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 94.658796][ T160] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 94.899531][ T160] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 94.978914][ T62] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 94.980867][ T62] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 94.988124][ T62] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 94.989517][ T62] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 94.990236][ T62] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 95.197730][ T160] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 96.448804][ T160] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 97.334869][ T160] bridge_slave_1: left allmulticast mode
[ 97.335090][ T160] bridge_slave_1: left promiscuous mode
[ 97.337248][ T160] bridge0: port 2(bridge_slave_1) entered disabled state
[ 97.458423][ T160] bridge_slave_0: left allmulticast mode
[ 97.458450][ T160] bridge_slave_0: left promiscuous mode
[ 97.458694][ T160] bridge0: port 1(bridge_slave_0) entered disabled state
[ 99.074950][ T160] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 99.135884][ T160] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 99.176765][ T160] bond0 (unregistering): Released all slaves
[ 99.564990][ T160] hsr_slave_0: left promiscuous mode
[ 99.627315][ T160] hsr_slave_1: left promiscuous mode
[ 99.628536][ T160] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 99.628620][ T160] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 99.686228][ T160] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 99.686258][ T160] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 99.898545][ T160] veth1_macvtap: left promiscuous mode
[ 99.898784][ T160] veth0_macvtap: left promiscuous mode
[ 99.899090][ T160] veth1_vlan: left promiscuous mode
[ 99.899398][ T160] veth0_vlan: left promiscuous mode
[ 102.064935][ T160] team0 (unregistering): Port device team_slave_1 removed
[ 102.264932][ T160] team0 (unregistering): Port device team_slave_0 removed
[ 104.982710][ T43] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 104.982739][ T43] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 105.120560][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 105.120581][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/11/30 06:17:27 executed programs: 0
[ 106.339303][ T5119] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 106.351601][ T5119] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 106.356619][ T5119] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 106.362059][ T5119] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 106.363091][ T5119] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 106.912939][ T5969] chnl_net:caif_netlink_parms(): no params data found
[ 107.236794][ T5969] bridge0: port 1(bridge_slave_0) entered blocking state
[ 107.243529][ T5969] bridge0: port 1(bridge_slave_0) entered disabled state
[ 107.243716][ T5969] bridge_slave_0: entered allmulticast mode
[ 107.246603][ T5969] bridge_slave_0: entered promiscuous mode
[ 107.272973][ T5969] bridge0: port 2(bridge_slave_1) entered blocking state
[ 107.273076][ T5969] bridge0: port 2(bridge_slave_1) entered disabled state
[ 107.273204][ T5969] bridge_slave_1: entered allmulticast mode
[ 107.275226][ T5969] bridge_slave_1: entered promiscuous mode
[ 107.448328][ T5969] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 107.451110][ T5969] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 107.618564][ T5969] team0: Port device team_slave_0 added
[ 107.620822][ T5969] team0: Port device team_slave_1 added
[ 107.791958][ T5969] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 107.791973][ T5969] 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 1532 would solve the problem.
[ 107.791996][ T5969] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 107.799302][ T5969] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 107.799319][ T5969] 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 1532 would solve the problem.
[ 107.799343][ T5969] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 108.416530][ T5119] Bluetooth: hci0: command tx timeout
[ 108.557938][ T5969] hsr_slave_0: entered promiscuous mode
[ 108.558792][ T5969] hsr_slave_1: entered promiscuous mode
[ 110.494406][ T5119] Bluetooth: hci0: command tx timeout
[ 110.958050][ T5969] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 111.064589][ T5969] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 111.145290][ T5969] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 111.203175][ T5969] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 111.398166][ T5969] 8021q: adding VLAN 0 to HW filter on device bond0
[ 111.428032][ T5969] 8021q: adding VLAN 0 to HW filter on device team0
[ 111.443448][ T13] bridge0: port 1(bridge_slave_0) entered blocking state
[ 111.443657][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 111.475051][ T43] bridge0: port 2(bridge_slave_1) entered blocking state
[ 111.475249][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 111.787460][ T5969] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 111.851646][ T5969] veth0_vlan: entered promiscuous mode
[ 111.881985][ T5969] veth1_vlan: entered promiscuous mode
[ 111.926141][ T5969] veth0_macvtap: entered promiscuous mode
[ 111.932423][ T5969] veth1_macvtap: entered promiscuous mode
[ 111.964115][ T5969] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 111.982066][ T5969] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 111.998145][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 112.003890][ T160] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 112.004099][ T160] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 112.004134][ T160] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 112.235882][ T43] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 112.235902][ T43] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 112.316254][ T160] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 112.316274][ T160] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/11/30 06:17:33 executed programs: 2
[ 112.491204][ T6065] loop0: detected capacity change from 0 to 512
[ 112.579475][ T5119] Bluetooth: hci0: command tx timeout
[ 112.601906][ T6065]
[ 112.601918][ T6065] ======================================================
[ 112.601918][ T6065] ======================================================
[ 112.601925][ T6065] WARNING: possible circular locking dependency detected
[ 112.601941][ T6065] syzkaller #0 Not tainted
[ 112.601951][ T6065] ------------------------------------------------------
[ 112.601957][ T6065] syz.0.17/6065 is trying to acquire lock:
[ 112.601967][ T6065] ffff888035484c58 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x1cc/0x350
[ 112.602018][ T6065]
[ 112.602018][ T6065] but task is already holding lock:
[ 112.602024][ T6065] ffff888056680c90 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 112.602063][ T6065]
[ 112.602063][ T6065] which lock already depends on the new lock.
[ 112.602063][ T6065]
[ 112.602069][ T6065]
[ 112.602069][ T6065] the existing dependency chain (in reverse order) is:
[ 112.602075][ T6065]
[ 112.602075][ T6065] -> #2 (&ei->xattr_sem){++++}-{4:4}:
[ 112.602098][ T6065] lock_acquire+0x120/0x360
[ 112.602119][ T6065] down_write+0x3a/0x50
[ 112.602132][ T6065] ext4_xattr_set_handle+0x165/0x1590
[ 112.602162][ T6065] ext4_initxattrs+0x9f/0x110
[ 112.602180][ T6065] security_inode_init_security+0x2a0/0x3f0
[ 112.602199][ T6065] __ext4_new_inode+0x3314/0x3cb0
[ 112.602218][ T6065] ext4_create+0x22d/0x460
[ 112.602233][ T6065] path_openat+0x1500/0x3840
[ 112.602250][ T6065] do_filp_open+0x1fa/0x410
[ 112.602265][ T6065] do_sys_openat2+0x121/0x1c0
[ 112.602280][ T6065] __x64_sys_openat+0x138/0x170
[ 112.602293][ T6065] do_syscall_64+0xfa/0xfa0
[ 112.602314][ T6065] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.602330][ T6065]
[ 112.602330][ T6065] -> #1 (jbd2_handle){++++}-{0:0}:
[ 112.602352][ T6065] lock_acquire+0x120/0x360
[ 112.602370][ T6065] start_this_handle+0x1fa7/0x21c0
[ 112.602389][ T6065] jbd2__journal_start+0x2c1/0x5b0
[ 112.602407][ T6065] __ext4_journal_start_sb+0x227/0x5c0
[ 112.602428][ T6065] ext4_do_writepages+0xf6f/0x4600
[ 112.602446][ T6065] ext4_writepages+0x205/0x350
[ 112.602461][ T6065] do_writepages+0x32e/0x550
[ 112.602475][ T6065] file_write_and_wait_range+0x244/0x340
[ 112.602493][ T6065] ext4_sync_file+0x2b4/0xb20
[ 112.602513][ T6065] __x64_sys_fsync+0x194/0x1f0
[ 112.602526][ T6065] do_syscall_64+0xfa/0xfa0
[ 112.602546][ T6065] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.602561][ T6065]
[ 112.602561][ T6065] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
[ 112.602584][ T6065] validate_chain+0xb9b/0x2140
[ 112.602598][ T6065] __lock_acquire+0xab9/0xd20
[ 112.602615][ T6065] lock_acquire+0x120/0x360
[ 112.602632][ T6065] percpu_down_read_internal+0x48/0x1d0
[ 112.602646][ T6065] ext4_writepages+0x1cc/0x350
[ 112.602660][ T6065] do_writepages+0x32e/0x550
[ 112.602674][ T6065] __writeback_single_inode+0x145/0x1000
[ 112.602692][ T6065] writeback_single_inode+0x1db/0x640
[ 112.602708][ T6065] write_inode_now+0x160/0x1d0
[ 112.602723][ T6065] iput+0x830/0xc50
[ 112.602742][ T6065] ext4_xattr_block_set+0x1fce/0x2ac0
[ 112.602761][ T6065] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 112.602782][ T6065] __ext4_expand_extra_isize+0x30d/0x400
[ 112.602796][ T6065] __ext4_mark_inode_dirty+0x46c/0x700
[ 112.602811][ T6065] ext4_evict_inode+0x80d/0xee0
[ 112.602826][ T6065] evict+0x504/0x9c0
[ 112.602838][ T6065] ext4_orphan_cleanup+0xc20/0x1460
[ 112.602855][ T6065] ext4_fill_super+0x593b/0x61f0
[ 112.602870][ T6065] get_tree_bdev_flags+0x40e/0x4d0
[ 112.602888][ T6065] vfs_get_tree+0x92/0x2b0
[ 112.602904][ T6065] do_new_mount+0x302/0xa10
[ 112.602923][ T6065] __se_sys_mount+0x313/0x410
[ 112.602942][ T6065] do_syscall_64+0xfa/0xfa0
[ 112.602962][ T6065] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.602976][ T6065]
[ 112.602976][ T6065] other info that might help us debug this:
[ 112.602976][ T6065]
[ 112.602982][ T6065] Chain exists of:
[ 112.602982][ T6065] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem
[ 112.602982][ T6065]
[ 112.603009][ T6065] Possible unsafe locking scenario:
[ 112.603009][ T6065]
[ 112.603015][ T6065] CPU0 CPU1
[ 112.603020][ T6065] ---- ----
[ 112.603025][ T6065] lock(&ei->xattr_sem);
[ 112.603036][ T6065] lock(jbd2_handle);
[ 112.603048][ T6065] lock(&ei->xattr_sem);
[ 112.603060][ T6065] rlock(&sbi->s_writepages_rwsem);
[ 112.603071][ T6065]
[ 112.603071][ T6065] *** DEADLOCK ***
[ 112.603071][ T6065]
[ 112.603076][ T6065] 3 locks held by syz.0.17/6065:
[ 112.603086][ T6065] #0: ffff8880280380d0 (&type->s_umount_key#26/1){+.+.}-{4:4}, at: alloc_super+0x1ba/0x9a0
[ 112.603135][ T6065] #1: ffff888028038770 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2d6/0xee0
[ 112.603185][ T6065] #2: ffff888056680c90 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 112.603226][ T6065]
[ 112.603226][ T6065] stack backtrace:
[ 112.603249][ T6065] CPU: 0 UID: 0 PID: 6065 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 112.603268][ T6065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 112.603283][ T6065] Call Trace:
[ 112.603294][ T6065]
[ 112.603302][ T6065] dump_stack_lvl+0x189/0x250
[ 112.603327][ T6065] ? __pfx_dump_stack_lvl+0x10/0x10
[ 112.603350][ T6065] ? __pfx__printk+0x10/0x10
[ 112.603369][ T6065] ? print_lock_name+0xde/0x100
[ 112.603388][ T6065] print_circular_bug+0x2ee/0x310
[ 112.603406][ T6065] check_noncircular+0x134/0x160
[ 112.603422][ T6065] validate_chain+0xb9b/0x2140
[ 112.603441][ T6065] ? look_up_lock_class+0x74/0x170
[ 112.603462][ T6065] ? register_lock_class+0x51/0x320
[ 112.603484][ T6065] __lock_acquire+0xab9/0xd20
[ 112.603507][ T6065] ? ext4_writepages+0x1cc/0x350
[ 112.603521][ T6065] lock_acquire+0x120/0x360
[ 112.603540][ T6065] ? ext4_writepages+0x1cc/0x350
[ 112.603557][ T6065] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 112.603580][ T6065] ? lockdep_hardirqs_on+0x9c/0x150
[ 112.603604][ T6065] percpu_down_read_internal+0x48/0x1d0
[ 112.603620][ T6065] ? ext4_writepages+0x1cc/0x350
[ 112.603636][ T6065] ext4_writepages+0x1cc/0x350
[ 112.603655][ T6065] ? __pfx_ext4_writepages+0x10/0x10
[ 112.603671][ T6065] ? rt_mutex_slowunlock+0x493/0x8a0
[ 112.603693][ T6065] ? rt_spin_unlock+0x150/0x200
[ 112.603714][ T6065] ? rt_spin_unlock+0x161/0x200
[ 112.603731][ T6065] ? __pfx_ext4_writepages+0x10/0x10
[ 112.603749][ T6065] do_writepages+0x32e/0x550
[ 112.603766][ T6065] ? reacquire_held_locks+0x127/0x1d0
[ 112.603789][ T6065] ? rt_spin_lock+0x1c1/0x3e0
[ 112.603809][ T6065] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 112.603831][ T6065] __writeback_single_inode+0x145/0x1000
[ 112.603854][ T6065] writeback_single_inode+0x1db/0x640
[ 112.603874][ T6065] write_inode_now+0x160/0x1d0
[ 112.603889][ T6065] ? __pfx_write_inode_now+0x10/0x10
[ 112.603917][ T6065] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 112.603935][ T6065] ? rt_spin_unlock+0x150/0x200
[ 112.603954][ T6065] ? rt_spin_unlock+0x161/0x200
[ 112.603970][ T6065] iput+0x830/0xc50
[ 112.603994][ T6065] ext4_xattr_block_set+0x1fce/0x2ac0
[ 112.604028][ T6065] ? __pfx_ext4_xattr_block_set+0x10/0x10
[ 112.604058][ T6065] ? ext4_xattr_block_find+0x2d4/0x350
[ 112.604082][ T6065] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 112.604119][ T6065] __ext4_expand_extra_isize+0x30d/0x400
[ 112.604139][ T6065] __ext4_mark_inode_dirty+0x46c/0x700
[ 112.604171][ T6065] ext4_evict_inode+0x80d/0xee0
[ 112.604195][ T6065] ? __pfx_ext4_evict_inode+0x10/0x10
[ 112.604215][ T6065] ? rt_spin_unlock+0x150/0x200
[ 112.604232][ T6065] ? rt_spin_unlock+0x161/0x200
[ 112.604249][ T6065] ? __pfx_ext4_evict_inode+0x10/0x10
[ 112.604264][ T6065] evict+0x504/0x9c0
[ 112.604281][ T6065] ? __pfx_evict+0x10/0x10
[ 112.604296][ T6065] ? rt_spin_unlock+0x161/0x200
[ 112.604313][ T6065] ? iput+0x946/0xc50
[ 112.604337][ T6065] ext4_orphan_cleanup+0xc20/0x1460
[ 112.604360][ T6065] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 112.604379][ T6065] ? ext4_register_li_request+0x640/0x720
[ 112.604397][ T6065] ? errseq_check_and_advance+0x66/0x120
[ 112.604418][ T6065] ext4_fill_super+0x593b/0x61f0
[ 112.604444][ T6065] ? __pfx_ext4_fill_super+0x10/0x10
[ 112.604459][ T6065] ? snprintf+0xda/0x120
[ 112.604476][ T6065] ? rt_spin_lock+0x1c1/0x3e0
[ 112.604496][ T6065] ? __pfx_snprintf+0x10/0x10
[ 112.604513][ T6065] ? set_blocksize+0x219/0x450
[ 112.604535][ T6065] ? rt_spin_unlock+0x150/0x200
[ 112.604554][ T6065] ? sb_set_blocksize+0x104/0x180
[ 112.604577][ T6065] ? setup_bdev_super+0x4c1/0x5b0
[ 112.604599][ T6065] get_tree_bdev_flags+0x40e/0x4d0
[ 112.604620][ T6065] ? __pfx_ext4_fill_super+0x10/0x10
[ 112.604636][ T6065] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 112.604656][ T6065] ? cap_capable+0x11f/0x460
[ 112.604672][ T6065] ? safesetid_security_capable+0xa9/0x1a0
[ 112.604691][ T6065] vfs_get_tree+0x92/0x2b0
[ 112.604711][ T6065] do_new_mount+0x302/0xa10
[ 112.604732][ T6065] ? safesetid_security_capable+0xa9/0x1a0
[ 112.604751][ T6065] ? __pfx_do_new_mount+0x10/0x10
[ 112.604772][ T6065] ? ns_capable+0x8a/0xf0
[ 112.604798][ T6065] __se_sys_mount+0x313/0x410
[ 112.604820][ T6065] ? __pfx___se_sys_mount+0x10/0x10
[ 112.604841][ T6065] ? do_syscall_64+0xbe/0xfa0
[ 112.604863][ T6065] ? __x64_sys_mount+0x20/0xc0
[ 112.604883][ T6065] do_syscall_64+0xfa/0xfa0
[ 112.604904][ T6065] ? lockdep_hardirqs_on+0x9c/0x150
[ 112.604926][ T6065] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.604942][ T6065] ? clear_bhb_loop+0x60/0xb0
[ 112.604958][ T6065] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.604974][ T6065] RIP: 0033:0x7f62140a0eea
[ 112.604996][ T6065] 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
[ 112.605009][ T6065] RSP: 002b:00007ffe4fbf2178 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 112.605027][ T6065] RAX: ffffffffffffffda RBX: 00007ffe4fbf2200 RCX: 00007f62140a0eea
[ 112.605038][ T6065] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe4fbf21c0
[ 112.605050][ T6065] RBP: 0000200000000180 R08: 00007ffe4fbf2200 R09: 0000000000800718
[ 112.605062][ T6065] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 112.605072][ T6065] R13: 00007ffe4fbf21c0 R14: 000000000000046f R15: 0000200000000480
[ 112.605089][ T6065]
[ 112.610872][ T6065] ------------[ cut here ]------------
[ 112.610884][ T6065] EA inode 11 i_nlink=2
[ 112.611095][ T6065] WARNING: CPU: 0 PID: 6065 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 112.611145][ T6065] Modules linked in:
[ 112.611169][ T6065] CPU: 0 UID: 0 PID: 6065 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 112.611189][ T6065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 112.611198][ T6065] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 112.611216][ T6065] Code: 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 06 84 c0 0f 85 80 00 00 00 41 8b 17 48 c7 c7 40 9b ff 8a 4c 89 e6 e8 07 8e 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 83 4a 41 08 44 89 f9
[ 112.611229][ T6065] RSP: 0018:ffffc90004487100 EFLAGS: 00010246
[ 112.611243][ T6065] RAX: ed8f7a8a77732f00 RBX: 0000000000000001 RCX: ffff88802a990000
[ 112.611256][ T6065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 112.611266][ T6065] RBP: ffffc900044871f8 R08: 0000000000000000 R09: 0000000000000000
[ 112.611276][ T6065] R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b
[ 112.611288][ T6065] R13: ffff8880566833b0 R14: 1ffff1100acd065c R15: ffff8880566832e0
[ 112.611301][ T6065] FS: 0000555568dba500(0000) GS:ffff888126df4000(0000) knlGS:0000000000000000
[ 112.611315][ T6065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 112.611327][ T6065] CR2: 00007f64177959c0 CR3: 0000000041658000 CR4: 00000000003526f0
[ 112.611342][ T6065] Call Trace:
[ 112.611348][ T6065]
[ 112.611356][ T6065] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 112.611377][ T6065] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 112.611394][ T6065] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 112.611420][ T6065] ext4_xattr_set_entry+0xabb/0x1e20
[ 112.611451][ T6065] ext4_xattr_ibody_set+0x254/0x6a0
[ 112.611476][ T6065] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 112.611513][ T6065] __ext4_expand_extra_isize+0x30d/0x400
[ 112.611533][ T6065] __ext4_mark_inode_dirty+0x46c/0x700
[ 112.611557][ T6065] ext4_evict_inode+0x80d/0xee0
[ 112.611580][ T6065] ? __pfx_ext4_evict_inode+0x10/0x10
[ 112.611598][ T6065] ? rt_spin_unlock+0x150/0x200
[ 112.611618][ T6065] ? rt_spin_unlock+0x161/0x200
[ 112.611640][ T6065] ? __pfx_ext4_evict_inode+0x10/0x10
[ 112.611658][ T6065] evict+0x504/0x9c0
[ 112.611679][ T6065] ? __pfx_evict+0x10/0x10
[ 112.611695][ T6065] ? rt_spin_unlock+0x161/0x200
[ 112.611713][ T6065] ? iput+0x946/0xc50
[ 112.611737][ T6065] ext4_orphan_cleanup+0xc20/0x1460
[ 112.611761][ T6065] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 112.611780][ T6065] ? ext4_register_li_request+0x640/0x720
[ 112.611798][ T6065] ? errseq_check_and_advance+0x66/0x120
[ 112.611819][ T6065] ext4_fill_super+0x593b/0x61f0
[ 112.611843][ T6065] ? __pfx_ext4_fill_super+0x10/0x10
[ 112.611858][ T6065] ? snprintf+0xda/0x120
[ 112.611874][ T6065] ? rt_spin_lock+0x1c1/0x3e0
[ 112.611894][ T6065] ? __pfx_snprintf+0x10/0x10
[ 112.611910][ T6065] ? set_blocksize+0x219/0x450
[ 112.611932][ T6065] ? rt_spin_unlock+0x150/0x200
[ 112.611952][ T6065] ? sb_set_blocksize+0x104/0x180
[ 112.611974][ T6065] ? setup_bdev_super+0x4c1/0x5b0
[ 112.611995][ T6065] get_tree_bdev_flags+0x40e/0x4d0
[ 112.612014][ T6065] ? __pfx_ext4_fill_super+0x10/0x10
[ 112.612030][ T6065] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 112.612049][ T6065] ? cap_capable+0x11f/0x460
[ 112.612065][ T6065] ? safesetid_security_capable+0xa9/0x1a0
[ 112.612084][ T6065] vfs_get_tree+0x92/0x2b0
[ 112.612104][ T6065] do_new_mount+0x302/0xa10
[ 112.612124][ T6065] ? safesetid_security_capable+0xa9/0x1a0
[ 112.612142][ T6065] ? __pfx_do_new_mount+0x10/0x10
[ 112.612168][ T6065] ? ns_capable+0x8a/0xf0
[ 112.612193][ T6065] __se_sys_mount+0x313/0x410
[ 112.612216][ T6065] ? __pfx___se_sys_mount+0x10/0x10
[ 112.612239][ T6065] ? do_syscall_64+0xbe/0xfa0
[ 112.612260][ T6065] ? __x64_sys_mount+0x20/0xc0
[ 112.612282][ T6065] do_syscall_64+0xfa/0xfa0
[ 112.612303][ T6065] ? lockdep_hardirqs_on+0x9c/0x150
[ 112.612324][ T6065] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.612340][ T6065] ? clear_bhb_loop+0x60/0xb0
[ 112.612357][ T6065] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.612373][ T6065] RIP: 0033:0x7f62140a0eea
[ 112.612388][ T6065] 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
[ 112.612400][ T6065] RSP: 002b:00007ffe4fbf2178 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 112.612417][ T6065] RAX: ffffffffffffffda RBX: 00007ffe4fbf2200 RCX: 00007f62140a0eea
[ 112.612429][ T6065] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe4fbf21c0
[ 112.612440][ T6065] RBP: 0000200000000180 R08: 00007ffe4fbf2200 R09: 0000000000800718
[ 112.612452][ T6065] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 112.612463][ T6065] R13: 00007ffe4fbf21c0 R14: 000000000000046f R15: 0000200000000480
[ 112.612481][ T6065]
[ 112.612490][ T6065] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 112.612501][ T6065] CPU: 0 UID: 0 PID: 6065 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 112.612520][ T6065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 112.612529][ T6065] Call Trace:
[ 112.612535][ T6065]
[ 112.612541][ T6065] dump_stack_lvl+0x99/0x250
[ 112.612565][ T6065] ? __asan_memcpy+0x40/0x70
[ 112.612584][ T6065] ? __pfx_dump_stack_lvl+0x10/0x10
[ 112.612605][ T6065] ? __pfx__printk+0x10/0x10
[ 112.612629][ T6065] vpanic+0x237/0x6d0
[ 112.612645][ T6065] ? __pfx_vpanic+0x10/0x10
[ 112.612664][ T6065] panic+0xb9/0xc0
[ 112.612678][ T6065] ? __pfx_panic+0x10/0x10
[ 112.612699][ T6065] __warn+0x31b/0x4b0
[ 112.612713][ T6065] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 112.612730][ T6065] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 112.612746][ T6065] report_bug+0x2be/0x4f0
[ 112.612767][ T6065] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 112.612783][ T6065] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 112.612799][ T6065] ? ext4_xattr_inode_update_ref+0x51c/0x5b0
[ 112.612814][ T6065] handle_bug+0x84/0x160
[ 112.612831][ T6065] exc_invalid_op+0x1a/0x50
[ 112.612847][ T6065] asm_exc_invalid_op+0x1a/0x20
[ 112.612862][ T6065] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 112.612879][ T6065] Code: 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 06 84 c0 0f 85 80 00 00 00 41 8b 17 48 c7 c7 40 9b ff 8a 4c 89 e6 e8 07 8e 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 83 4a 41 08 44 89 f9
[ 112.612892][ T6065] RSP: 0018:ffffc90004487100 EFLAGS: 00010246
[ 112.612905][ T6065] RAX: ed8f7a8a77732f00 RBX: 0000000000000001 RCX: ffff88802a990000
[ 112.612917][ T6065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 112.612927][ T6065] RBP: ffffc900044871f8 R08: 0000000000000000 R09: 0000000000000000
[ 112.612937][ T6065] R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b
[ 112.612949][ T6065] R13: ffff8880566833b0 R14: 1ffff1100acd065c R15: ffff8880566832e0
[ 112.612969][ T6065] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 112.612988][ T6065] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 112.613005][ T6065] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 112.613031][ T6065] ext4_xattr_set_entry+0xabb/0x1e20
[ 112.613062][ T6065] ext4_xattr_ibody_set+0x254/0x6a0
[ 112.613087][ T6065] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 112.613124][ T6065] __ext4_expand_extra_isize+0x30d/0x400
[ 112.613143][ T6065] __ext4_mark_inode_dirty+0x46c/0x700
[ 112.613172][ T6065] ext4_evict_inode+0x80d/0xee0
[ 112.613195][ T6065] ? __pfx_ext4_evict_inode+0x10/0x10
[ 112.613213][ T6065] ? rt_spin_unlock+0x150/0x200
[ 112.613232][ T6065] ? rt_spin_unlock+0x161/0x200
[ 112.613251][ T6065] ? __pfx_ext4_evict_inode+0x10/0x10
[ 112.613269][ T6065] evict+0x504/0x9c0
[ 112.613289][ T6065] ? __pfx_evict+0x10/0x10
[ 112.613305][ T6065] ? rt_spin_unlock+0x161/0x200
[ 112.613324][ T6065] ? iput+0x946/0xc50
[ 112.613348][ T6065] ext4_orphan_cleanup+0xc20/0x1460
[ 112.613371][ T6065] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 112.613390][ T6065] ? ext4_register_li_request+0x640/0x720
[ 112.613407][ T6065] ? errseq_check_and_advance+0x66/0x120
[ 112.613427][ T6065] ext4_fill_super+0x593b/0x61f0
[ 112.613451][ T6065] ? __pfx_ext4_fill_super+0x10/0x10
[ 112.613466][ T6065] ? snprintf+0xda/0x120
[ 112.613482][ T6065] ? rt_spin_lock+0x1c1/0x3e0
[ 112.613502][ T6065] ? __pfx_snprintf+0x10/0x10
[ 112.613518][ T6065] ? set_blocksize+0x219/0x450
[ 112.613540][ T6065] ? rt_spin_unlock+0x150/0x200
[ 112.613559][ T6065] ? sb_set_blocksize+0x104/0x180
[ 112.613582][ T6065] ? setup_bdev_super+0x4c1/0x5b0
[ 112.613603][ T6065] get_tree_bdev_flags+0x40e/0x4d0
[ 112.613622][ T6065] ? __pfx_ext4_fill_super+0x10/0x10
[ 112.613638][ T6065] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 112.613657][ T6065] ? cap_capable+0x11f/0x460
[ 112.613672][ T6065] ? safesetid_security_capable+0xa9/0x1a0
[ 112.613691][ T6065] vfs_get_tree+0x92/0x2b0
[ 112.613712][ T6065] do_new_mount+0x302/0xa10
[ 112.613731][ T6065] ? safesetid_security_capable+0xa9/0x1a0
[ 112.613749][ T6065] ? __pfx_do_new_mount+0x10/0x10
[ 112.613770][ T6065] ? ns_capable+0x8a/0xf0
[ 112.613795][ T6065] __se_sys_mount+0x313/0x410
[ 112.613818][ T6065] ? __pfx___se_sys_mount+0x10/0x10
[ 112.613840][ T6065] ? do_syscall_64+0xbe/0xfa0
[ 112.613861][ T6065] ? __x64_sys_mount+0x20/0xc0
[ 112.613883][ T6065] do_syscall_64+0xfa/0xfa0
[ 112.613904][ T6065] ? lockdep_hardirqs_on+0x9c/0x150
[ 112.613925][ T6065] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.613941][ T6065] ? clear_bhb_loop+0x60/0xb0
[ 112.613959][ T6065] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.613975][ T6065] RIP: 0033:0x7f62140a0eea
[ 112.613988][ T6065] 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
[ 112.614000][ T6065] RSP: 002b:00007ffe4fbf2178 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 112.614016][ T6065] RAX: ffffffffffffffda RBX: 00007ffe4fbf2200 RCX: 00007f62140a0eea
[ 112.614028][ T6065] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe4fbf21c0
[ 112.614040][ T6065] RBP: 0000200000000180 R08: 00007ffe4fbf2200 R09: 0000000000800718
[ 112.614052][ T6065] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 112.614063][ T6065] R13: 00007ffe4fbf21c0 R14: 000000000000046f R15: 0000200000000480
[ 112.614081][ T6065]
[ 112.614540][ T6065] Kernel Offset: disabled