Warning: Permanently added '10.128.1.243' (ED25519) to the list of known hosts.
[ 87.028110][ T995] cfg80211: failed to load regulatory.db
2025/11/30 04:28:14 parsed 1 programs
[ 90.401853][ T5803] cgroup: Unknown subsys name 'net'
[ 90.621780][ T5803] cgroup: Unknown subsys name 'cpuset'
[ 90.677863][ T5803] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 92.517501][ T5803] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 97.883278][ T61] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 97.888181][ T61] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 97.905378][ T61] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 97.918798][ T61] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 97.925053][ T61] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 100.101059][ T1299] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 100.101087][ T1299] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 100.153264][ T72] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 100.153284][ T72] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 101.502335][ T5882] chnl_net:caif_netlink_parms(): no params data found
[ 102.159063][ T5882] bridge0: port 1(bridge_slave_0) entered blocking state
[ 102.159204][ T5882] bridge0: port 1(bridge_slave_0) entered disabled state
[ 102.159376][ T5882] bridge_slave_0: entered allmulticast mode
[ 102.165100][ T5882] bridge_slave_0: entered promiscuous mode
[ 102.184658][ T5882] bridge0: port 2(bridge_slave_1) entered blocking state
[ 102.184788][ T5882] bridge0: port 2(bridge_slave_1) entered disabled state
[ 102.184985][ T5882] bridge_slave_1: entered allmulticast mode
[ 102.187230][ T5882] bridge_slave_1: entered promiscuous mode
[ 102.693808][ T5882] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 102.707081][ T5882] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 103.010252][ T5882] team0: Port device team_slave_0 added
[ 103.015459][ T5882] team0: Port device team_slave_1 added
[ 103.197883][ T5882] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 103.197895][ T5882] 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.
[ 103.197908][ T5882] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 103.256712][ T5882] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 103.256722][ T5882] 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.
[ 103.256736][ T5882] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 103.629994][ T5882] hsr_slave_0: entered promiscuous mode
[ 103.631130][ T5882] hsr_slave_1: entered promiscuous mode
[ 104.042838][ T5882] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 104.064832][ T5882] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 104.100915][ T5882] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 104.140418][ T5882] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 104.282890][ T5882] 8021q: adding VLAN 0 to HW filter on device bond0
[ 104.373639][ T5882] 8021q: adding VLAN 0 to HW filter on device team0
[ 104.383645][ T72] bridge0: port 1(bridge_slave_0) entered blocking state
[ 104.385209][ T72] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 104.406805][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 104.406991][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 104.654864][ T5882] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 104.713312][ T5882] veth0_vlan: entered promiscuous mode
[ 104.724872][ T5882] veth1_vlan: entered promiscuous mode
[ 104.764521][ T5882] veth0_macvtap: entered promiscuous mode
[ 104.772389][ T5882] veth1_macvtap: entered promiscuous mode
[ 104.795563][ T5882] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 104.810468][ T5882] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 104.829220][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 104.831592][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 104.832096][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 104.832140][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 105.732412][ T72] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 106.000118][ T72] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2025/11/30 04:28:33 executed programs: 0
[ 106.291605][ T72] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 106.412465][ T5117] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 106.426095][ T5117] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 106.427955][ T5117] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 106.429618][ T5117] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 106.430701][ T5117] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 106.681088][ T5910] chnl_net:caif_netlink_parms(): no params data found
[ 106.989526][ T5910] bridge0: port 1(bridge_slave_0) entered blocking state
[ 106.990710][ T5910] bridge0: port 1(bridge_slave_0) entered disabled state
[ 106.990864][ T5910] bridge_slave_0: entered allmulticast mode
[ 106.992408][ T5910] bridge_slave_0: entered promiscuous mode
[ 107.152159][ T72] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 107.188006][ T5910] bridge0: port 2(bridge_slave_1) entered blocking state
[ 107.188162][ T5910] bridge0: port 2(bridge_slave_1) entered disabled state
[ 107.188383][ T5910] bridge_slave_1: entered allmulticast mode
[ 107.190002][ T5910] bridge_slave_1: entered promiscuous mode
[ 107.393686][ T5910] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 107.398361][ T5910] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 107.591216][ T5910] team0: Port device team_slave_0 added
[ 107.599502][ T5910] team0: Port device team_slave_1 added
[ 107.870032][ T5910] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 107.870047][ T5910] 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.
[ 107.870065][ T5910] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 107.872377][ T5910] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 107.872392][ T5910] 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.
[ 107.872422][ T5910] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 108.116947][ T5910] hsr_slave_0: entered promiscuous mode
[ 108.117810][ T5910] hsr_slave_1: entered promiscuous mode
[ 108.118501][ T5910] debugfs: 'hsr0' already exists in 'hsr'
[ 108.118585][ T5910] Cannot create hsr debugfs directory
[ 108.328430][ T72] bridge_slave_1: left allmulticast mode
[ 108.328637][ T72] bridge_slave_1: left promiscuous mode
[ 108.330230][ T72] bridge0: port 2(bridge_slave_1) entered disabled state
[ 108.407767][ T72] bridge_slave_0: left allmulticast mode
[ 108.407790][ T72] bridge_slave_0: left promiscuous mode
[ 108.407955][ T72] bridge0: port 1(bridge_slave_0) entered disabled state
[ 108.449289][ T61] Bluetooth: hci0: command tx timeout
[ 110.107326][ T72] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 110.187426][ T72] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 110.209263][ T72] bond0 (unregistering): Released all slaves
[ 110.528409][ T61] Bluetooth: hci0: command tx timeout
[ 110.576736][ T72] hsr_slave_0: left promiscuous mode
[ 110.616940][ T72] hsr_slave_1: left promiscuous mode
[ 110.617811][ T72] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 110.617872][ T72] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 110.678581][ T72] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 110.678609][ T72] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 110.753700][ T72] veth1_macvtap: left promiscuous mode
[ 110.753864][ T72] veth0_macvtap: left promiscuous mode
[ 110.754402][ T72] veth1_vlan: left promiscuous mode
[ 110.754604][ T72] veth0_vlan: left promiscuous mode
[ 112.606682][ T61] Bluetooth: hci0: command tx timeout
[ 112.647605][ T72] team0 (unregistering): Port device team_slave_1 removed
[ 112.857297][ T72] team0 (unregistering): Port device team_slave_0 removed
[ 114.686790][ T61] Bluetooth: hci0: command tx timeout
[ 115.671211][ T5910] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 115.702087][ T5910] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 115.778680][ T5910] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 115.820507][ T5910] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 115.949963][ T5910] 8021q: adding VLAN 0 to HW filter on device bond0
[ 115.965418][ T5910] 8021q: adding VLAN 0 to HW filter on device team0
[ 115.982059][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 115.982192][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 115.994193][ T1299] bridge0: port 2(bridge_slave_1) entered blocking state
[ 115.994492][ T1299] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 116.354647][ T5910] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 116.437743][ T5910] veth0_vlan: entered promiscuous mode
[ 116.444742][ T5910] veth1_vlan: entered promiscuous mode
[ 116.490658][ T5910] veth0_macvtap: entered promiscuous mode
[ 116.494490][ T5910] veth1_macvtap: entered promiscuous mode
[ 116.513725][ T5910] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 116.531176][ T5910] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 116.546385][ T72] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 116.555281][ T72] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 116.555327][ T72] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 116.555360][ T72] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 116.755244][ T69] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 116.755265][ T69] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 116.819224][ T72] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 116.819244][ T72] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/11/30 04:28:43 executed programs: 2
[ 116.940431][ T5957] loop0: detected capacity change from 0 to 512
[ 117.005595][ T5957]
[ 117.005607][ T5957] ======================================================
[ 117.005614][ T5957] WARNING: possible circular locking dependency detected
[ 117.005630][ T5957] syzkaller #0 Not tainted
[ 117.005638][ T5957] ------------------------------------------------------
[ 117.005654][ T5957] syz.0.17/5957 is trying to acquire lock:
[ 117.005664][ T5957] ffff88803894ac58 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x1cc/0x350
[ 117.005714][ T5957]
[ 117.005714][ T5957] but task is already holding lock:
[ 117.005720][ T5957] ffff888055fca440 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 117.005757][ T5957]
[ 117.005757][ T5957] which lock already depends on the new lock.
[ 117.005757][ T5957]
[ 117.005763][ T5957]
[ 117.005763][ T5957] the existing dependency chain (in reverse order) is:
[ 117.005770][ T5957]
[ 117.005770][ T5957] -> #2 (&ei->xattr_sem){++++}-{4:4}:
[ 117.005793][ T5957] lock_acquire+0x120/0x360
[ 117.005813][ T5957] down_write+0x3a/0x50
[ 117.005834][ T5957] ext4_xattr_set_handle+0x165/0x1590
[ 117.005856][ T5957] ext4_initxattrs+0x9f/0x110
[ 117.005873][ T5957] security_inode_init_security+0x2a0/0x3f0
[ 117.005894][ T5957] __ext4_new_inode+0x3314/0x3cb0
[ 117.005915][ T5957] ext4_create+0x22d/0x460
[ 117.005930][ T5957] path_openat+0x1500/0x3840
[ 117.005946][ T5957] do_filp_open+0x1fa/0x410
[ 117.005961][ T5957] do_sys_openat2+0x121/0x1c0
[ 117.005975][ T5957] __x64_sys_openat+0x138/0x170
[ 117.005987][ T5957] do_syscall_64+0xfa/0xfa0
[ 117.006007][ T5957] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.006022][ T5957]
[ 117.006022][ T5957] -> #1 (jbd2_handle){++++}-{0:0}:
[ 117.006049][ T5957] lock_acquire+0x120/0x360
[ 117.006067][ T5957] start_this_handle+0x1fa7/0x21c0
[ 117.006085][ T5957] jbd2__journal_start+0x2c1/0x5b0
[ 117.006102][ T5957] __ext4_journal_start_sb+0x227/0x5c0
[ 117.006121][ T5957] ext4_do_writepages+0xf6f/0x4600
[ 117.006139][ T5957] ext4_writepages+0x205/0x350
[ 117.006153][ T5957] do_writepages+0x32e/0x550
[ 117.006167][ T5957] __writeback_single_inode+0x145/0x1000
[ 117.006185][ T5957] writeback_sb_inodes+0x6b7/0xf60
[ 117.006201][ T5957] __writeback_inodes_wb+0x111/0x240
[ 117.006217][ T5957] wb_writeback+0x44f/0xaf0
[ 117.006233][ T5957] wb_workfn+0xaf4/0xf00
[ 117.006247][ T5957] process_scheduled_works+0xae1/0x17b0
[ 117.006265][ T5957] worker_thread+0x8a0/0xda0
[ 117.006281][ T5957] kthread+0x711/0x8a0
[ 117.006301][ T5957] ret_from_fork+0x4bc/0x870
[ 117.006317][ T5957] ret_from_fork_asm+0x1a/0x30
[ 117.006332][ T5957]
[ 117.006332][ T5957] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
[ 117.006356][ T5957] validate_chain+0xb9b/0x2140
[ 117.006368][ T5957] __lock_acquire+0xab9/0xd20
[ 117.006386][ T5957] lock_acquire+0x120/0x360
[ 117.006404][ T5957] percpu_down_read_internal+0x48/0x1d0
[ 117.006418][ T5957] ext4_writepages+0x1cc/0x350
[ 117.006433][ T5957] do_writepages+0x32e/0x550
[ 117.006452][ T5957] __writeback_single_inode+0x145/0x1000
[ 117.006467][ T5957] writeback_single_inode+0x1db/0x640
[ 117.006479][ T5957] write_inode_now+0x160/0x1d0
[ 117.006490][ T5957] iput+0x830/0xc50
[ 117.006506][ T5957] ext4_xattr_block_set+0x1fce/0x2ac0
[ 117.006525][ T5957] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 117.006543][ T5957] __ext4_expand_extra_isize+0x30d/0x400
[ 117.006556][ T5957] __ext4_mark_inode_dirty+0x46c/0x700
[ 117.006572][ T5957] ext4_evict_inode+0x80d/0xee0
[ 117.006586][ T5957] evict+0x504/0x9c0
[ 117.006600][ T5957] ext4_orphan_cleanup+0xc20/0x1460
[ 117.006616][ T5957] ext4_fill_super+0x593b/0x61f0
[ 117.006629][ T5957] get_tree_bdev_flags+0x40e/0x4d0
[ 117.006653][ T5957] vfs_get_tree+0x92/0x2b0
[ 117.006669][ T5957] do_new_mount+0x302/0xa10
[ 117.006685][ T5957] __se_sys_mount+0x313/0x410
[ 117.006703][ T5957] do_syscall_64+0xfa/0xfa0
[ 117.006721][ T5957] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.006739][ T5957]
[ 117.006739][ T5957] other info that might help us debug this:
[ 117.006739][ T5957]
[ 117.006745][ T5957] Chain exists of:
[ 117.006745][ T5957] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem
[ 117.006745][ T5957]
[ 117.006770][ T5957] Possible unsafe locking scenario:
[ 117.006770][ T5957]
[ 117.006776][ T5957] CPU0 CPU1
[ 117.006781][ T5957] ---- ----
[ 117.006786][ T5957] lock(&ei->xattr_sem);
[ 117.006797][ T5957] lock(jbd2_handle);
[ 117.006809][ T5957] lock(&ei->xattr_sem);
[ 117.006818][ T5957] rlock(&sbi->s_writepages_rwsem);
[ 117.006828][ T5957]
[ 117.006828][ T5957] *** DEADLOCK ***
[ 117.006828][ T5957]
[ 117.006833][ T5957] 3 locks held by syz.0.17/5957:
[ 117.006843][ T5957] #0: ffff8880325fa0d0 (&type->s_umount_key#26/1){+.+.}-{4:4}, at: alloc_super+0x1ba/0x9a0
[ 117.006887][ T5957] #1: ffff8880325fa770 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2d6/0xee0
[ 117.006923][ T5957] #2: ffff888055fca440 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 117.006956][ T5957]
[ 117.006956][ T5957] stack backtrace:
[ 117.006980][ T5957] CPU: 1 UID: 0 PID: 5957 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 117.006999][ T5957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 117.007015][ T5957] Call Trace:
[ 117.007025][ T5957]
[ 117.007032][ T5957] dump_stack_lvl+0x189/0x250
[ 117.007057][ T5957] ? __pfx_dump_stack_lvl+0x10/0x10
[ 117.007078][ T5957] ? __pfx__printk+0x10/0x10
[ 117.007097][ T5957] ? print_lock_name+0xde/0x100
[ 117.007117][ T5957] print_circular_bug+0x2ee/0x310
[ 117.007134][ T5957] check_noncircular+0x134/0x160
[ 117.007153][ T5957] validate_chain+0xb9b/0x2140
[ 117.007171][ T5957] ? look_up_lock_class+0x74/0x170
[ 117.007194][ T5957] ? register_lock_class+0x51/0x320
[ 117.007215][ T5957] __lock_acquire+0xab9/0xd20
[ 117.007235][ T5957] ? ext4_writepages+0x1cc/0x350
[ 117.007250][ T5957] lock_acquire+0x120/0x360
[ 117.007270][ T5957] ? ext4_writepages+0x1cc/0x350
[ 117.007286][ T5957] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 117.007310][ T5957] ? lockdep_hardirqs_on+0x9c/0x150
[ 117.007334][ T5957] percpu_down_read_internal+0x48/0x1d0
[ 117.007350][ T5957] ? ext4_writepages+0x1cc/0x350
[ 117.007367][ T5957] ext4_writepages+0x1cc/0x350
[ 117.007384][ T5957] ? __pfx_ext4_writepages+0x10/0x10
[ 117.007401][ T5957] ? rt_mutex_slowunlock+0x493/0x8a0
[ 117.007424][ T5957] ? rt_spin_unlock+0x150/0x200
[ 117.007443][ T5957] ? rt_spin_unlock+0x161/0x200
[ 117.007460][ T5957] ? __pfx_ext4_writepages+0x10/0x10
[ 117.007477][ T5957] do_writepages+0x32e/0x550
[ 117.007495][ T5957] ? reacquire_held_locks+0x127/0x1d0
[ 117.007518][ T5957] ? rt_spin_lock+0x1c1/0x3e0
[ 117.007537][ T5957] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 117.007559][ T5957] __writeback_single_inode+0x145/0x1000
[ 117.007581][ T5957] writeback_single_inode+0x1db/0x640
[ 117.007599][ T5957] write_inode_now+0x160/0x1d0
[ 117.007614][ T5957] ? __pfx_write_inode_now+0x10/0x10
[ 117.007641][ T5957] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 117.007667][ T5957] ? rt_spin_unlock+0x150/0x200
[ 117.007685][ T5957] ? rt_spin_unlock+0x161/0x200
[ 117.007702][ T5957] iput+0x830/0xc50
[ 117.007727][ T5957] ext4_xattr_block_set+0x1fce/0x2ac0
[ 117.007759][ T5957] ? __pfx_ext4_xattr_block_set+0x10/0x10
[ 117.007779][ T5957] ? ext4_xattr_block_find+0x2d4/0x350
[ 117.007800][ T5957] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 117.007834][ T5957] __ext4_expand_extra_isize+0x30d/0x400
[ 117.007853][ T5957] __ext4_mark_inode_dirty+0x46c/0x700
[ 117.007877][ T5957] ext4_evict_inode+0x80d/0xee0
[ 117.007900][ T5957] ? __pfx_ext4_evict_inode+0x10/0x10
[ 117.007922][ T5957] ? rt_spin_unlock+0x150/0x200
[ 117.007940][ T5957] ? rt_spin_unlock+0x161/0x200
[ 117.007957][ T5957] ? __pfx_ext4_evict_inode+0x10/0x10
[ 117.007974][ T5957] evict+0x504/0x9c0
[ 117.007994][ T5957] ? __pfx_evict+0x10/0x10
[ 117.008009][ T5957] ? rt_spin_unlock+0x161/0x200
[ 117.008027][ T5957] ? iput+0x946/0xc50
[ 117.008051][ T5957] ext4_orphan_cleanup+0xc20/0x1460
[ 117.008073][ T5957] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 117.008091][ T5957] ? ext4_register_li_request+0x640/0x720
[ 117.008108][ T5957] ? errseq_check_and_advance+0x66/0x120
[ 117.008127][ T5957] ext4_fill_super+0x593b/0x61f0
[ 117.008152][ T5957] ? __pfx_ext4_fill_super+0x10/0x10
[ 117.008166][ T5957] ? snprintf+0xda/0x120
[ 117.008183][ T5957] ? rt_spin_lock+0x1c1/0x3e0
[ 117.008204][ T5957] ? __pfx_snprintf+0x10/0x10
[ 117.008218][ T5957] ? set_blocksize+0x219/0x450
[ 117.008239][ T5957] ? rt_spin_unlock+0x150/0x200
[ 117.008259][ T5957] ? sb_set_blocksize+0x104/0x180
[ 117.008281][ T5957] ? setup_bdev_super+0x4c1/0x5b0
[ 117.008301][ T5957] get_tree_bdev_flags+0x40e/0x4d0
[ 117.008321][ T5957] ? __pfx_ext4_fill_super+0x10/0x10
[ 117.008337][ T5957] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 117.008355][ T5957] ? cap_capable+0x11f/0x460
[ 117.008371][ T5957] ? safesetid_security_capable+0xa9/0x1a0
[ 117.008390][ T5957] vfs_get_tree+0x92/0x2b0
[ 117.008411][ T5957] do_new_mount+0x302/0xa10
[ 117.008431][ T5957] ? safesetid_security_capable+0xa9/0x1a0
[ 117.008448][ T5957] ? __pfx_do_new_mount+0x10/0x10
[ 117.008469][ T5957] ? ns_capable+0x8a/0xf0
[ 117.008495][ T5957] __se_sys_mount+0x313/0x410
[ 117.008518][ T5957] ? __pfx___se_sys_mount+0x10/0x10
[ 117.008540][ T5957] ? do_syscall_64+0xbe/0xfa0
[ 117.008561][ T5957] ? __x64_sys_mount+0x20/0xc0
[ 117.008581][ T5957] do_syscall_64+0xfa/0xfa0
[ 117.008600][ T5957] ? lockdep_hardirqs_on+0x9c/0x150
[ 117.008622][ T5957] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.008639][ T5957] ? clear_bhb_loop+0x60/0xb0
[ 117.008669][ T5957] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.008684][ T5957] RIP: 0033:0x7fb513e00eea
[ 117.008706][ T5957] 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
[ 117.008719][ T5957] RSP: 002b:00007ffde746cdc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 117.008736][ T5957] RAX: ffffffffffffffda RBX: 00007ffde746ce50 RCX: 00007fb513e00eea
[ 117.008747][ T5957] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffde746ce10
[ 117.008759][ T5957] RBP: 0000200000000180 R08: 00007ffde746ce50 R09: 0000000000800700
[ 117.008770][ T5957] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 117.008781][ T5957] R13: 00007ffde746ce10 R14: 000000000000046f R15: 0000200000000200
[ 117.008799][ T5957]
[ 117.016888][ T5957] ------------[ cut here ]------------
[ 117.016901][ T5957] EA inode 11 i_nlink=2
[ 117.017121][ T5957] WARNING: CPU: 1 PID: 5957 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 117.017153][ T5957] Modules linked in:
[ 117.017169][ T5957] CPU: 1 UID: 0 PID: 5957 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 117.017189][ T5957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 117.017198][ T5957] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 117.017213][ T5957] 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
[ 117.017224][ T5957] RSP: 0018:ffffc90004a4f100 EFLAGS: 00010246
[ 117.017239][ T5957] RAX: 0261aa0e0fc6bb00 RBX: 0000000000000001 RCX: ffff8880385b9e00
[ 117.017251][ T5957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 117.017261][ T5957] RBP: ffffc90004a4f1f8 R08: 0000000000000000 R09: 0000000000000000
[ 117.017272][ T5957] R10: dffffc0000000000 R11: ffffed101712487b R12: 000000000000000b
[ 117.017283][ T5957] R13: ffff888055ddd738 R14: 1ffff1100abbbacd R15: ffff888055ddd668
[ 117.017296][ T5957] FS: 0000555577622500(0000) GS:ffff888126ef4000(0000) knlGS:0000000000000000
[ 117.017310][ T5957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 117.017322][ T5957] CR2: 00007f00ed2d6000 CR3: 00000000273ba000 CR4: 00000000003526f0
[ 117.017338][ T5957] Call Trace:
[ 117.017345][ T5957]
[ 117.017352][ T5957] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 117.017373][ T5957] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 117.017390][ T5957] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 117.017417][ T5957] ext4_xattr_set_entry+0xabb/0x1e20
[ 117.017448][ T5957] ext4_xattr_ibody_set+0x254/0x6a0
[ 117.017474][ T5957] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 117.017511][ T5957] __ext4_expand_extra_isize+0x30d/0x400
[ 117.017531][ T5957] __ext4_mark_inode_dirty+0x46c/0x700
[ 117.017555][ T5957] ext4_evict_inode+0x80d/0xee0
[ 117.017578][ T5957] ? __pfx_ext4_evict_inode+0x10/0x10
[ 117.017596][ T5957] ? rt_spin_unlock+0x150/0x200
[ 117.017622][ T5957] ? rt_spin_unlock+0x161/0x200
[ 117.017640][ T5957] ? __pfx_ext4_evict_inode+0x10/0x10
[ 117.017659][ T5957] evict+0x504/0x9c0
[ 117.017678][ T5957] ? __pfx_evict+0x10/0x10
[ 117.017695][ T5957] ? rt_spin_unlock+0x161/0x200
[ 117.017713][ T5957] ? iput+0x946/0xc50
[ 117.017737][ T5957] ext4_orphan_cleanup+0xc20/0x1460
[ 117.017762][ T5957] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 117.017781][ T5957] ? ext4_register_li_request+0x640/0x720
[ 117.017799][ T5957] ? errseq_check_and_advance+0x66/0x120
[ 117.017820][ T5957] ext4_fill_super+0x593b/0x61f0
[ 117.017842][ T5957] ? __pfx_ext4_fill_super+0x10/0x10
[ 117.017855][ T5957] ? snprintf+0xda/0x120
[ 117.017870][ T5957] ? rt_spin_lock+0x1c1/0x3e0
[ 117.017892][ T5957] ? __pfx_snprintf+0x10/0x10
[ 117.017908][ T5957] ? set_blocksize+0x219/0x450
[ 117.017930][ T5957] ? rt_spin_unlock+0x150/0x200
[ 117.017950][ T5957] ? sb_set_blocksize+0x104/0x180
[ 117.017979][ T5957] ? setup_bdev_super+0x4c1/0x5b0
[ 117.018001][ T5957] get_tree_bdev_flags+0x40e/0x4d0
[ 117.018021][ T5957] ? __pfx_ext4_fill_super+0x10/0x10
[ 117.018036][ T5957] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 117.018131][ T5957] ? cap_capable+0x11f/0x460
[ 117.018151][ T5957] ? safesetid_security_capable+0xa9/0x1a0
[ 117.018171][ T5957] vfs_get_tree+0x92/0x2b0
[ 117.018193][ T5957] do_new_mount+0x302/0xa10
[ 117.018214][ T5957] ? safesetid_security_capable+0xa9/0x1a0
[ 117.018232][ T5957] ? __pfx_do_new_mount+0x10/0x10
[ 117.018253][ T5957] ? ns_capable+0x8a/0xf0
[ 117.018279][ T5957] __se_sys_mount+0x313/0x410
[ 117.018302][ T5957] ? __pfx___se_sys_mount+0x10/0x10
[ 117.018325][ T5957] ? do_syscall_64+0xbe/0xfa0
[ 117.018347][ T5957] ? __x64_sys_mount+0x20/0xc0
[ 117.018370][ T5957] do_syscall_64+0xfa/0xfa0
[ 117.018391][ T5957] ? lockdep_hardirqs_on+0x9c/0x150
[ 117.018414][ T5957] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.018430][ T5957] ? clear_bhb_loop+0x60/0xb0
[ 117.018448][ T5957] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.018464][ T5957] RIP: 0033:0x7fb513e00eea
[ 117.018481][ T5957] 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
[ 117.018494][ T5957] RSP: 002b:00007ffde746cdc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 117.018513][ T5957] RAX: ffffffffffffffda RBX: 00007ffde746ce50 RCX: 00007fb513e00eea
[ 117.018526][ T5957] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffde746ce10
[ 117.018537][ T5957] RBP: 0000200000000180 R08: 00007ffde746ce50 R09: 0000000000800700
[ 117.018549][ T5957] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 117.018561][ T5957] R13: 00007ffde746ce10 R14: 000000000000046f R15: 0000200000000200
[ 117.018578][ T5957]
[ 117.018586][ T5957] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 117.018598][ T5957] CPU: 1 UID: 0 PID: 5957 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 117.018616][ T5957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 117.018633][ T5957] Call Trace:
[ 117.018639][ T5957]
[ 117.018645][ T5957] dump_stack_lvl+0x99/0x250
[ 117.018670][ T5957] ? __asan_memcpy+0x40/0x70
[ 117.018690][ T5957] ? __pfx_dump_stack_lvl+0x10/0x10
[ 117.018715][ T5957] ? __pfx__printk+0x10/0x10
[ 117.018739][ T5957] vpanic+0x237/0x6d0
[ 117.018754][ T5957] ? __pfx_vpanic+0x10/0x10
[ 117.018778][ T5957] panic+0xb9/0xc0
[ 117.018794][ T5957] ? __pfx_panic+0x10/0x10
[ 117.018811][ T5957] __warn+0x31b/0x4b0
[ 117.018824][ T5957] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 117.018841][ T5957] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 117.018857][ T5957] report_bug+0x2be/0x4f0
[ 117.018878][ T5957] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 117.018893][ T5957] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 117.018908][ T5957] ? ext4_xattr_inode_update_ref+0x51c/0x5b0
[ 117.018922][ T5957] handle_bug+0x84/0x160
[ 117.018937][ T5957] exc_invalid_op+0x1a/0x50
[ 117.018953][ T5957] asm_exc_invalid_op+0x1a/0x20
[ 117.018968][ T5957] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 117.018985][ T5957] 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
[ 117.018997][ T5957] RSP: 0018:ffffc90004a4f100 EFLAGS: 00010246
[ 117.019011][ T5957] RAX: 0261aa0e0fc6bb00 RBX: 0000000000000001 RCX: ffff8880385b9e00
[ 117.019023][ T5957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 117.019033][ T5957] RBP: ffffc90004a4f1f8 R08: 0000000000000000 R09: 0000000000000000
[ 117.019042][ T5957] R10: dffffc0000000000 R11: ffffed101712487b R12: 000000000000000b
[ 117.019054][ T5957] R13: ffff888055ddd738 R14: 1ffff1100abbbacd R15: ffff888055ddd668
[ 117.019074][ T5957] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 117.019095][ T5957] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 117.019113][ T5957] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 117.019136][ T5957] ext4_xattr_set_entry+0xabb/0x1e20
[ 117.019166][ T5957] ext4_xattr_ibody_set+0x254/0x6a0
[ 117.019192][ T5957] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 117.019226][ T5957] __ext4_expand_extra_isize+0x30d/0x400
[ 117.019246][ T5957] __ext4_mark_inode_dirty+0x46c/0x700
[ 117.019269][ T5957] ext4_evict_inode+0x80d/0xee0
[ 117.019291][ T5957] ? __pfx_ext4_evict_inode+0x10/0x10
[ 117.019309][ T5957] ? rt_spin_unlock+0x150/0x200
[ 117.019329][ T5957] ? rt_spin_unlock+0x161/0x200
[ 117.019346][ T5957] ? __pfx_ext4_evict_inode+0x10/0x10
[ 117.019362][ T5957] evict+0x504/0x9c0
[ 117.019381][ T5957] ? __pfx_evict+0x10/0x10
[ 117.019398][ T5957] ? rt_spin_unlock+0x161/0x200
[ 117.019416][ T5957] ? iput+0x946/0xc50
[ 117.019439][ T5957] ext4_orphan_cleanup+0xc20/0x1460
[ 117.019461][ T5957] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 117.019479][ T5957] ? ext4_register_li_request+0x640/0x720
[ 117.019497][ T5957] ? errseq_check_and_advance+0x66/0x120
[ 117.019515][ T5957] ext4_fill_super+0x593b/0x61f0
[ 117.019540][ T5957] ? __pfx_ext4_fill_super+0x10/0x10
[ 117.019555][ T5957] ? snprintf+0xda/0x120
[ 117.019573][ T5957] ? rt_spin_lock+0x1c1/0x3e0
[ 117.019593][ T5957] ? __pfx_snprintf+0x10/0x10
[ 117.019609][ T5957] ? set_blocksize+0x219/0x450
[ 117.019642][ T5957] ? rt_spin_unlock+0x150/0x200
[ 117.019663][ T5957] ? sb_set_blocksize+0x104/0x180
[ 117.019685][ T5957] ? setup_bdev_super+0x4c1/0x5b0
[ 117.019705][ T5957] get_tree_bdev_flags+0x40e/0x4d0
[ 117.019723][ T5957] ? __pfx_ext4_fill_super+0x10/0x10
[ 117.019739][ T5957] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 117.019756][ T5957] ? cap_capable+0x11f/0x460
[ 117.019772][ T5957] ? safesetid_security_capable+0xa9/0x1a0
[ 117.019788][ T5957] vfs_get_tree+0x92/0x2b0
[ 117.019806][ T5957] do_new_mount+0x302/0xa10
[ 117.019827][ T5957] ? safesetid_security_capable+0xa9/0x1a0
[ 117.019846][ T5957] ? __pfx_do_new_mount+0x10/0x10
[ 117.019867][ T5957] ? ns_capable+0x8a/0xf0
[ 117.019890][ T5957] __se_sys_mount+0x313/0x410
[ 117.019911][ T5957] ? __pfx___se_sys_mount+0x10/0x10
[ 117.019933][ T5957] ? do_syscall_64+0xbe/0xfa0
[ 117.019957][ T5957] ? __x64_sys_mount+0x20/0xc0
[ 117.019980][ T5957] do_syscall_64+0xfa/0xfa0
[ 117.020001][ T5957] ? lockdep_hardirqs_on+0x9c/0x150
[ 117.020024][ T5957] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.020041][ T5957] ? clear_bhb_loop+0x60/0xb0
[ 117.020060][ T5957] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.020077][ T5957] RIP: 0033:0x7fb513e00eea
[ 117.020091][ T5957] 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
[ 117.020104][ T5957] RSP: 002b:00007ffde746cdc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 117.020122][ T5957] RAX: ffffffffffffffda RBX: 00007ffde746ce50 RCX: 00007fb513e00eea
[ 117.020135][ T5957] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffde746ce10
[ 117.020147][ T5957] RBP: 0000200000000180 R08: 00007ffde746ce50 R09: 0000000000800700
[ 117.020159][ T5957] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 117.020170][ T5957] R13: 00007ffde746ce10 R14: 000000000000046f R15: 0000200000000200
[ 117.020189][ T5957]
[ 117.020599][ T5957] Kernel Offset: disabled