[ 92.188726][ T1229] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.75' (ED25519) to the list of known hosts.
2025/11/24 04:34:42 parsed 1 programs
[ 100.769495][ T5807] cgroup: Unknown subsys name 'net'
[ 101.000979][ T5807] cgroup: Unknown subsys name 'cpuset'
[ 101.065088][ T5807] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 103.152334][ T5807] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 107.083225][ T5826] chnl_net:caif_netlink_parms(): no params data found
[ 107.429715][ T5826] bridge0: port 1(bridge_slave_0) entered blocking state
[ 107.431981][ T5826] bridge0: port 1(bridge_slave_0) entered disabled state
[ 107.432173][ T5826] bridge_slave_0: entered allmulticast mode
[ 107.434224][ T5826] bridge_slave_0: entered promiscuous mode
[ 107.462083][ T5826] bridge0: port 2(bridge_slave_1) entered blocking state
[ 107.462199][ T5826] bridge0: port 2(bridge_slave_1) entered disabled state
[ 107.462351][ T5826] bridge_slave_1: entered allmulticast mode
[ 107.465148][ T5826] bridge_slave_1: entered promiscuous mode
[ 107.660805][ T5826] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 107.665402][ T5826] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 107.828034][ T5826] team0: Port device team_slave_0 added
[ 107.831480][ T5826] team0: Port device team_slave_1 added
[ 107.977138][ T5826] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 107.977151][ T5826] 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.
[ 107.977170][ T5826] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 107.980592][ T5826] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 107.980608][ T5826] 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.
[ 107.980634][ T5826] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 108.363998][ T5826] hsr_slave_0: entered promiscuous mode
[ 108.367436][ T5826] hsr_slave_1: entered promiscuous mode
[ 108.789769][ T5826] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 108.813007][ T5826] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 108.848653][ T5826] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 108.888237][ T5826] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 109.039338][ T5826] 8021q: adding VLAN 0 to HW filter on device bond0
[ 109.078038][ T5826] 8021q: adding VLAN 0 to HW filter on device team0
[ 109.089932][ T3593] bridge0: port 1(bridge_slave_0) entered blocking state
[ 109.090746][ T3593] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 109.112605][ T3561] bridge0: port 2(bridge_slave_1) entered blocking state
[ 109.112870][ T3561] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 109.388414][ T5826] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 109.451218][ T5826] veth0_vlan: entered promiscuous mode
[ 109.462411][ T5826] veth1_vlan: entered promiscuous mode
[ 109.499812][ T5826] veth0_macvtap: entered promiscuous mode
[ 109.507025][ T5826] veth1_macvtap: entered promiscuous mode
[ 109.537665][ T5826] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 109.551657][ T5826] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 109.572296][ T3647] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 109.580293][ T3647] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 109.581504][ T3647] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 109.582350][ T3647] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 109.953191][ T5119] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 109.957019][ T5119] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 109.958360][ T5119] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 109.968726][ T5119] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 109.969916][ T5119] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 110.472352][ T3561] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 110.750123][ T3561] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 111.698498][ T3561] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 112.929316][ T3561] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 113.309176][ T3561] bridge_slave_1: left allmulticast mode
[ 113.309324][ T3561] bridge_slave_1: left promiscuous mode
[ 113.311433][ T3561] bridge0: port 2(bridge_slave_1) entered disabled state
[ 113.446009][ T3561] bridge_slave_0: left allmulticast mode
[ 113.446044][ T3561] bridge_slave_0: left promiscuous mode
[ 113.446298][ T3561] bridge0: port 1(bridge_slave_0) entered disabled state
[ 115.185481][ T3561] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 115.245173][ T3561] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 115.267187][ T3561] bond0 (unregistering): Released all slaves
[ 115.654501][ T3561] hsr_slave_0: left promiscuous mode
[ 115.696849][ T3561] hsr_slave_1: left promiscuous mode
[ 115.698238][ T3561] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 115.698328][ T3561] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 115.767863][ T3561] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 115.767894][ T3561] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 115.906265][ T3561] veth1_macvtap: left promiscuous mode
[ 115.906535][ T3561] veth0_macvtap: left promiscuous mode
[ 115.906867][ T3561] veth1_vlan: left promiscuous mode
[ 115.907229][ T3561] veth0_vlan: left promiscuous mode
[ 118.015126][ T3561] team0 (unregistering): Port device team_slave_1 removed
[ 118.275209][ T3561] team0 (unregistering): Port device team_slave_0 removed
[ 123.608937][ T3593] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 123.608967][ T3593] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 123.693998][ T69] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 123.694022][ T69] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/11/24 04:35:09 executed programs: 0
[ 124.780179][ T5119] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 124.787874][ T5119] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 124.789043][ T5119] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 124.790941][ T5119] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 124.792021][ T5119] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 125.334139][ T5984] chnl_net:caif_netlink_parms(): no params data found
[ 126.415810][ T5984] bridge0: port 1(bridge_slave_0) entered blocking state
[ 126.416032][ T5984] bridge0: port 1(bridge_slave_0) entered disabled state
[ 126.416296][ T5984] bridge_slave_0: entered allmulticast mode
[ 126.419048][ T5984] bridge_slave_0: entered promiscuous mode
[ 126.422629][ T5984] bridge0: port 2(bridge_slave_1) entered blocking state
[ 126.422853][ T5984] bridge0: port 2(bridge_slave_1) entered disabled state
[ 126.423029][ T5984] bridge_slave_1: entered allmulticast mode
[ 126.431892][ T5984] bridge_slave_1: entered promiscuous mode
[ 126.758457][ T5984] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 126.783258][ T5984] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 126.826628][ T5119] Bluetooth: hci0: command tx timeout
[ 127.029095][ T5984] team0: Port device team_slave_0 added
[ 127.032805][ T5984] team0: Port device team_slave_1 added
[ 127.217908][ T5984] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 127.217928][ T5984] 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.
[ 127.217958][ T5984] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 127.241666][ T5984] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 127.241690][ T5984] 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.
[ 127.241722][ T5984] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 127.557228][ T5984] hsr_slave_0: entered promiscuous mode
[ 127.558636][ T5984] hsr_slave_1: entered promiscuous mode
[ 128.904498][ T5119] Bluetooth: hci0: command tx timeout
[ 129.548571][ T5984] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 129.581550][ T5984] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 129.622087][ T5984] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 129.682393][ T5984] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 129.869394][ T5984] 8021q: adding VLAN 0 to HW filter on device bond0
[ 129.902446][ T5984] 8021q: adding VLAN 0 to HW filter on device team0
[ 129.913930][ T58] bridge0: port 1(bridge_slave_0) entered blocking state
[ 129.914153][ T58] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 129.936245][ T58] bridge0: port 2(bridge_slave_1) entered blocking state
[ 129.936401][ T58] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 130.323675][ T5984] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 130.396744][ T5984] veth0_vlan: entered promiscuous mode
[ 130.418136][ T5984] veth1_vlan: entered promiscuous mode
[ 130.491052][ T5984] veth0_macvtap: entered promiscuous mode
[ 130.503332][ T5984] veth1_macvtap: entered promiscuous mode
[ 130.538713][ T5984] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 130.554706][ T5984] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 130.578326][ T69] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 130.578386][ T69] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 130.578429][ T69] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 130.578471][ T69] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 130.843274][ T3561] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 130.843297][ T3561] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 130.926607][ T69] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 130.926631][ T69] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 130.985053][ T5119] Bluetooth: hci0: command tx timeout
2025/11/24 04:35:16 executed programs: 2
[ 131.112381][ T6063] loop0: detected capacity change from 0 to 512
[ 131.233109][ T6063]
[ 131.233125][ T6063] ======================================================
[ 131.233133][ T6063] WARNING: possible circular locking dependency detected
[ 131.233150][ T6063] syzkaller #0 Not tainted
[ 131.233161][ T6063] ------------------------------------------------------
[ 131.233169][ T6063] syz.0.17/6063 is trying to acquire lock:
[ 131.233180][ T6063] ffff888034aaac58 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x1cc/0x350
[ 131.233249][ T6063]
[ 131.233249][ T6063] but task is already holding lock:
[ 131.233256][ T6063] ffff888041ba6b50 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 131.233306][ T6063]
[ 131.[ 131.233306][ T6063]
[ 131.233306][ T6063] which lock already depends on the new lock.
[ 131.233306][ T6063]
[ 131.233314][ T6063]
[ 131.233314][ T6063] the existing dependency chain (in reverse order) is:
[ 131.233322][ T6063]
[ 131.233322][ T6063] -> #2 (&ei->xattr_sem){++++}-{4:4}:
[ 131.233350][ T6063] lock_acquire+0x120/0x360
[ 131.233378][ T6063] down_write+0x3a/0x50
[ 131.233396][ T6063] ext4_xattr_set_handle+0x165/0x1590
[ 131.233426][ T6063] ext4_initxattrs+0x9f/0x110
[ 131.233448][ T6063] security_inode_init_security+0x2a0/0x3f0
[ 131.233486][ T6063] __ext4_new_inode+0x3314/0x3cb0
[ 131.233516][ T6063] ext4_create+0x22d/0x460
[ 131.233539][ T6063] path_openat+0x1500/0x3840
[ 131.233560][ T6063] do_filp_open+0x1fa/0x410
[ 131.233579][ T6063] do_sys_openat2+0x121/0x1c0
[ 131.233597][ T6063] __x64_sys_openat+0x138/0x170
[ 131.233614][ T6063] do_syscall_64+0xfa/0xfa0
[ 131.233638][ T6063] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.233656][ T6063]
[ 131.233656][ T6063] -> #1 (jbd2_handle){++++}-{0:0}:
[ 131.233685][ T6063] lock_acquire+0x120/0x360
[ 131.233710][ T6063] start_this_handle+0x1fa7/0x21c0
[ 131.233737][ T6063] jbd2__journal_start+0x2c1/0x5b0
[ 131.233763][ T6063] __ext4_journal_start_sb+0x227/0x5c0
[ 131.233794][ T6063] ext4_do_writepages+0xf6f/0x4600
[ 131.233821][ T6063] ext4_writepages+0x205/0x350
[ 131.233840][ T6063] do_writepages+0x32e/0x550
[ 131.233860][ T6063] __writeback_single_inode+0x145/0x1000
[ 131.233884][ T6063] writeback_sb_inodes+0x6b7/0xf60
[ 131.233907][ T6063] __writeback_inodes_wb+0x111/0x240
[ 131.233929][ T6063] wb_writeback+0x44f/0xaf0
[ 131.233951][ T6063] wb_workfn+0xaf4/0xf00
[ 131.233968][ T6063] process_scheduled_works+0xae1/0x17b0
[ 131.233991][ T6063] worker_thread+0x8a0/0xda0
[ 131.234014][ T6063] kthread+0x711/0x8a0
[ 131.234040][ T6063] ret_from_fork+0x4bc/0x870
[ 131.234062][ T6063] ret_from_fork_asm+0x1a/0x30
[ 131.234083][ T6063]
[ 131.234083][ T6063] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
[ 131.234112][ T6063] validate_chain+0xb9b/0x2140
[ 131.234129][ T6063] __lock_acquire+0xab9/0xd20
[ 131.234153][ T6063] lock_acquire+0x120/0x360
[ 131.234179][ T6063] percpu_down_read_internal+0x48/0x1d0
[ 131.234197][ T6063] ext4_writepages+0x1cc/0x350
[ 131.234216][ T6063] do_writepages+0x32e/0x550
[ 131.234235][ T6063] __writeback_single_inode+0x145/0x1000
[ 131.234262][ T6063] writeback_single_inode+0x1db/0x640
[ 131.234280][ T6063] write_inode_now+0x160/0x1d0
[ 131.234298][ T6063] iput+0x830/0xc50
[ 131.234323][ T6063] ext4_xattr_block_set+0x1fce/0x2ac0
[ 131.234353][ T6063] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 131.234383][ T6063] __ext4_expand_extra_isize+0x30d/0x400
[ 131.234401][ T6063] __ext4_mark_inode_dirty+0x46c/0x700
[ 131.234425][ T6063] ext4_evict_inode+0x80d/0xee0
[ 131.234448][ T6063] evict+0x504/0x9c0
[ 131.234474][ T6063] ext4_orphan_cleanup+0xc20/0x1460
[ 131.234495][ T6063] ext4_fill_super+0x593b/0x61f0
[ 131.234511][ T6063] get_tree_bdev_flags+0x40e/0x4d0
[ 131.234533][ T6063] vfs_get_tree+0x92/0x2b0
[ 131.234554][ T6063] do_new_mount+0x302/0xa10
[ 131.234578][ T6063] __se_sys_mount+0x313/0x410
[ 131.234603][ T6063] do_syscall_64+0xfa/0xfa0
[ 131.234632][ T6063] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.234651][ T6063]
[ 131.234651][ T6063] other info that might help us debug this:
[ 131.234651][ T6063]
[ 131.234658][ T6063] Chain exists of:
[ 131.234658][ T6063] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem
[ 131.234658][ T6063]
[ 131.234694][ T6063] Possible unsafe locking scenario:
[ 131.234694][ T6063]
[ 131.234700][ T6063] CPU0 CPU1
[ 131.234707][ T6063] ---- ----
[ 131.234821][ T6063] lock(&ei->xattr_sem);
[ 131.234841][ T6063] lock(jbd2_handle);
[ 131.234855][ T6063] lock(&ei->xattr_sem);
[ 131.234869][ T6063] rlock(&sbi->s_writepages_rwsem);
[ 131.234881][ T6063]
[ 131.234881][ T6063] *** DEADLOCK ***
[ 131.234881][ T6063]
[ 131.234887][ T6063] 3 locks held by syz.0.17/6063:
[ 131.234899][ T6063] #0: ffff888034aa80d0 (&type->s_umount_key#26/1){+.+.}-{4:4}, at: alloc_super+0x1ba/0x9a0
[ 131.234962][ T6063] #1: ffff888034aa8770 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2d6/0xee0
[ 131.235016][ T6063] #2: ffff888041ba6b50 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 131.235068][ T6063]
[ 131.235068][ T6063] stack backtrace:
[ 131.235099][ T6063] CPU: 0 UID: 0 PID: 6063 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 131.235124][ T6063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 131.235146][ T6063] Call Trace:
[ 131.235157][ T6063]
[ 131.235167][ T6063] dump_stack_lvl+0x189/0x250
[ 131.235203][ T6063] ? __pfx_dump_stack_lvl+0x10/0x10
[ 131.235235][ T6063] ? __pfx__printk+0x10/0x10
[ 131.235261][ T6063] ? print_lock_name+0xde/0x100
[ 131.235287][ T6063] print_circular_bug+0x2ee/0x310
[ 131.235310][ T6063] check_noncircular+0x134/0x160
[ 131.235334][ T6063] validate_chain+0xb9b/0x2140
[ 131.235358][ T6063] ? look_up_lock_class+0x74/0x170
[ 131.235391][ T6063] ? register_lock_class+0x51/0x320
[ 131.235422][ T6063] __lock_acquire+0xab9/0xd20
[ 131.235454][ T6063] ? ext4_writepages+0x1cc/0x350
[ 131.235484][ T6063] lock_acquire+0x120/0x360
[ 131.235510][ T6063] ? ext4_writepages+0x1cc/0x350
[ 131.235532][ T6063] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 131.235563][ T6063] ? lockdep_hardirqs_on+0x9c/0x150
[ 131.235594][ T6063] percpu_down_read_internal+0x48/0x1d0
[ 131.235612][ T6063] ? ext4_writepages+0x1cc/0x350
[ 131.235632][ T6063] ext4_writepages+0x1cc/0x350
[ 131.235654][ T6063] ? __pfx_ext4_writepages+0x10/0x10
[ 131.235674][ T6063] ? rt_mutex_slowunlock+0x493/0x8a0
[ 131.235702][ T6063] ? rt_spin_unlock+0x150/0x200
[ 131.235728][ T6063] ? rt_spin_unlock+0x161/0x200
[ 131.235750][ T6063] ? __pfx_ext4_writepages+0x10/0x10
[ 131.235771][ T6063] do_writepages+0x32e/0x550
[ 131.235794][ T6063] ? reacquire_held_locks+0x127/0x1d0
[ 131.235826][ T6063] ? rt_spin_lock+0x1c1/0x3e0
[ 131.235852][ T6063] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 131.235880][ T6063] __writeback_single_inode+0x145/0x1000
[ 131.235912][ T6063] writeback_single_inode+0x1db/0x640
[ 131.235937][ T6063] write_inode_now+0x160/0x1d0
[ 131.235959][ T6063] ? __pfx_write_inode_now+0x10/0x10
[ 131.235998][ T6063] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 131.236028][ T6063] ? rt_spin_unlock+0x150/0x200
[ 131.236055][ T6063] ? rt_spin_unlock+0x161/0x200
[ 131.236081][ T6063] iput+0x830/0xc50
[ 131.236115][ T6063] ext4_xattr_block_set+0x1fce/0x2ac0
[ 131.236165][ T6063] ? __pfx_ext4_xattr_block_set+0x10/0x10
[ 131.236199][ T6063] ? ext4_xattr_block_find+0x2d4/0x350
[ 131.236232][ T6063] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 131.236285][ T6063] __ext4_expand_extra_isize+0x30d/0x400
[ 131.236311][ T6063] __ext4_mark_inode_dirty+0x46c/0x700
[ 131.236343][ T6063] ext4_evict_inode+0x80d/0xee0
[ 131.236375][ T6063] ? __pfx_ext4_evict_inode+0x10/0x10
[ 131.236400][ T6063] ? rt_spin_unlock+0x150/0x200
[ 131.236427][ T6063] ? rt_spin_unlock+0x161/0x200
[ 131.236452][ T6063] ? __pfx_ext4_evict_inode+0x10/0x10
[ 131.236488][ T6063] evict+0x504/0x9c0
[ 131.236515][ T6063] ? __pfx_evict+0x10/0x10
[ 131.236537][ T6063] ? rt_spin_unlock+0x161/0x200
[ 131.236564][ T6063] ? iput+0x946/0xc50
[ 131.236599][ T6063] ext4_orphan_cleanup+0xc20/0x1460
[ 131.236631][ T6063] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 131.236658][ T6063] ? ext4_register_li_request+0x640/0x720
[ 131.236682][ T6063] ? errseq_check_and_advance+0x66/0x120
[ 131.236710][ T6063] ext4_fill_super+0x593b/0x61f0
[ 131.236744][ T6063] ? __pfx_ext4_fill_super+0x10/0x10
[ 131.236764][ T6063] ? snprintf+0xda/0x120
[ 131.236786][ T6063] ? rt_spin_lock+0x1c1/0x3e0
[ 131.236815][ T6063] ? __pfx_snprintf+0x10/0x10
[ 131.236837][ T6063] ? set_blocksize+0x219/0x450
[ 131.236868][ T6063] ? rt_spin_unlock+0x150/0x200
[ 131.236896][ T6063] ? sb_set_blocksize+0x104/0x180
[ 131.236927][ T6063] ? setup_bdev_super+0x4c1/0x5b0
[ 131.236956][ T6063] get_tree_bdev_flags+0x40e/0x4d0
[ 131.236983][ T6063] ? __pfx_ext4_fill_super+0x10/0x10
[ 131.237004][ T6063] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 131.237030][ T6063] ? cap_capable+0x11f/0x460
[ 131.237048][ T6063] ? safesetid_security_capable+0xa9/0x1a0
[ 131.237071][ T6063] vfs_get_tree+0x92/0x2b0
[ 131.237099][ T6063] do_new_mount+0x302/0xa10
[ 131.237128][ T6063] ? safesetid_security_capable+0xa9/0x1a0
[ 131.237152][ T6063] ? __pfx_do_new_mount+0x10/0x10
[ 131.237181][ T6063] ? ns_capable+0x8a/0xf0
[ 131.237213][ T6063] __se_sys_mount+0x313/0x410
[ 131.237246][ T6063] ? __pfx___se_sys_mount+0x10/0x10
[ 131.237278][ T6063] ? do_syscall_64+0xbe/0xfa0
[ 131.237308][ T6063] ? __x64_sys_mount+0x20/0xc0
[ 131.237338][ T6063] do_syscall_64+0xfa/0xfa0
[ 131.237368][ T6063] ? lockdep_hardirqs_on+0x9c/0x150
[ 131.237397][ T6063] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.237418][ T6063] ? clear_bhb_loop+0x60/0xb0
[ 131.237443][ T6063] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.237464][ T6063] RIP: 0033:0x7fcc620a0eea
[ 131.237502][ T6063] 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
[ 131.237521][ T6063] RSP: 002b:00007ffe09f56f18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 131.237543][ T6063] RAX: ffffffffffffffda RBX: 00007ffe09f56fa0 RCX: 00007fcc620a0eea
[ 131.237559][ T6063] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe09f56f60
[ 131.237573][ T6063] RBP: 0000200000000180 R08: 00007ffe09f56fa0 R09: 0000000000800700
[ 131.237588][ T6063] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 131.237601][ T6063] R13: 00007ffe09f56f60 R14: 000000000000046f R15: 000000000000002c
[ 131.237623][ T6063]
[ 131.310517][ T6063] ------------[ cut here ]------------
[ 131.310537][ T6063] EA inode 11 i_nlink=2
[ 131.310926][ T6063] WARNING: CPU: 0 PID: 6063 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 131.310971][ T6063] Modules linked in:
[ 131.310995][ T6063] CPU: 0 UID: 0 PID: 6063 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 131.311025][ T6063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 131.311041][ T6063] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 131.311068][ T6063] 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 57 92 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 d3 3e 41 08 44 89 f9
[ 131.311089][ T6063] RSP: 0018:ffffc90004bdf100 EFLAGS: 00010246
[ 131.311111][ T6063] RAX: f8d3d67cc7f1e200 RBX: 0000000000000001 RCX: ffff888026a4bc00
[ 131.311128][ T6063] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 131.311143][ T6063] RBP: ffffc90004bdf1f8 R08: 0000000000000000 R09: 0000000000000000
[ 131.311160][ T6063] R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b
[ 131.311175][ T6063] R13: ffff888041979c00 R14: 1ffff1100832f366 R15: ffff888041979b30
[ 131.311194][ T6063] FS: 0000555563bd7500(0000) GS:ffff888126df6000(0000) knlGS:0000000000000000
[ 131.311217][ T6063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 131.311233][ T6063] CR2: 00007f7025448000 CR3: 000000002fb8a000 CR4: 00000000003526f0
[ 131.311254][ T6063] Call Trace:
[ 131.311263][ T6063]
[ 131.311273][ T6063] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 131.311304][ T6063] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 131.311330][ T6063] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 131.311373][ T6063] ext4_xattr_set_entry+0xabb/0x1e20
[ 131.311422][ T6063] ext4_xattr_ibody_set+0x254/0x6a0
[ 131.311470][ T6063] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 131.311529][ T6063] __ext4_expand_extra_isize+0x30d/0x400
[ 131.311558][ T6063] __ext4_mark_inode_dirty+0x46c/0x700
[ 131.311595][ T6063] ext4_evict_inode+0x80d/0xee0
[ 131.311629][ T6063] ? __pfx_ext4_evict_inode+0x10/0x10
[ 131.311657][ T6063] ? rt_spin_unlock+0x150/0x200
[ 131.311691][ T6063] ? rt_spin_unlock+0x161/0x200
[ 131.311718][ T6063] ? __pfx_ext4_evict_inode+0x10/0x10
[ 131.311746][ T6063] evict+0x504/0x9c0
[ 131.311776][ T6063] ? __pfx_evict+0x10/0x10
[ 131.311801][ T6063] ? rt_spin_unlock+0x161/0x200
[ 131.311829][ T6063] ? iput+0x946/0xc50
[ 131.311867][ T6063] ext4_orphan_cleanup+0xc20/0x1460
[ 131.311903][ T6063] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 131.311932][ T6063] ? ext4_register_li_request+0x640/0x720
[ 131.311960][ T6063] ? errseq_check_and_advance+0x66/0x120
[ 131.311991][ T6063] ext4_fill_super+0x593b/0x61f0
[ 131.312027][ T6063] ? __pfx_ext4_fill_super+0x10/0x10
[ 131.312049][ T6063] ? snprintf+0xda/0x120
[ 131.312073][ T6063] ? rt_spin_lock+0x1c1/0x3e0
[ 131.312103][ T6063] ? __pfx_snprintf+0x10/0x10
[ 131.312129][ T6063] ? set_blocksize+0x219/0x450
[ 131.312164][ T6063] ? rt_spin_unlock+0x150/0x200
[ 131.312194][ T6063] ? sb_set_blocksize+0x104/0x180
[ 131.312228][ T6063] ? setup_bdev_super+0x4c1/0x5b0
[ 131.312260][ T6063] get_tree_bdev_flags+0x40e/0x4d0
[ 131.312290][ T6063] ? __pfx_ext4_fill_super+0x10/0x10
[ 131.312315][ T6063] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 131.312345][ T6063] ? cap_capable+0x11f/0x460
[ 131.312367][ T6063] ? safesetid_security_capable+0xa9/0x1a0
[ 131.312396][ T6063] vfs_get_tree+0x92/0x2b0
[ 131.312428][ T6063] do_new_mount+0x302/0xa10
[ 131.312585][ T6063] ? safesetid_security_capable+0xa9/0x1a0
[ 131.312614][ T6063] ? __pfx_do_new_mount+0x10/0x10
[ 131.312644][ T6063] ? ns_capable+0x8a/0xf0
[ 131.312683][ T6063] __se_sys_mount+0x313/0x410
[ 131.312721][ T6063] ? __pfx___se_sys_mount+0x10/0x10
[ 131.312758][ T6063] ? do_syscall_64+0xbe/0xfa0
[ 131.312789][ T6063] ? __x64_sys_mount+0x20/0xc0
[ 131.312821][ T6063] do_syscall_64+0xfa/0xfa0
[ 131.312853][ T6063] ? lockdep_hardirqs_on+0x9c/0x150
[ 131.312887][ T6063] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.312913][ T6063] ? clear_bhb_loop+0x60/0xb0
[ 131.312941][ T6063] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.312964][ T6063] RIP: 0033:0x7fcc620a0eea
[ 131.312988][ T6063] 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
[ 131.313009][ T6063] RSP: 002b:00007ffe09f56f18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 131.313036][ T6063] RAX: ffffffffffffffda RBX: 00007ffe09f56fa0 RCX: 00007fcc620a0eea
[ 131.313053][ T6063] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe09f56f60
[ 131.313071][ T6063] RBP: 0000200000000180 R08: 00007ffe09f56fa0 R09: 0000000000800700
[ 131.313088][ T6063] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 131.313104][ T6063] R13: 00007ffe09f56f60 R14: 000000000000046f R15: 000000000000002c
[ 131.313131][ T6063]
[ 131.313146][ T6063] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 131.313165][ T6063] CPU: 0 UID: 0 PID: 6063 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 131.313193][ T6063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 131.313209][ T6063] Call Trace:
[ 131.313219][ T6063]
[ 131.313228][ T6063] dump_stack_lvl+0x99/0x250
[ 131.313267][ T6063] ? __asan_memcpy+0x40/0x70
[ 131.313296][ T6063] ? __pfx_dump_stack_lvl+0x10/0x10
[ 131.313333][ T6063] ? __pfx__printk+0x10/0x10
[ 131.313368][ T6063] vpanic+0x237/0x6d0
[ 131.313393][ T6063] ? __pfx_vpanic+0x10/0x10
[ 131.313422][ T6063] panic+0xb9/0xc0
[ 131.313444][ T6063] ? __pfx_panic+0x10/0x10
[ 131.313486][ T6063] __warn+0x31b/0x4b0
[ 131.313508][ T6063] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 131.313535][ T6063] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 131.313560][ T6063] report_bug+0x2be/0x4f0
[ 131.313594][ T6063] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 131.313618][ T6063] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 131.313643][ T6063] ? ext4_xattr_inode_update_ref+0x51c/0x5b0
[ 131.313666][ T6063] handle_bug+0x84/0x160
[ 131.313692][ T6063] exc_invalid_op+0x1a/0x50
[ 131.313716][ T6063] asm_exc_invalid_op+0x1a/0x20
[ 131.313739][ T6063] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 131.313765][ T6063] 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 57 92 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 d3 3e 41 08 44 89 f9
[ 131.313785][ T6063] RSP: 0018:ffffc90004bdf100 EFLAGS: 00010246
[ 131.313808][ T6063] RAX: f8d3d67cc7f1e200 RBX: 0000000000000001 RCX: ffff888026a4bc00
[ 131.313825][ T6063] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 131.313841][ T6063] RBP: ffffc90004bdf1f8 R08: 0000000000000000 R09: 0000000000000000
[ 131.313858][ T6063] R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b
[ 131.313874][ T6063] R13: ffff888041979c00 R14: 1ffff1100832f366 R15: ffff888041979b30
[ 131.313905][ T6063] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 131.313936][ T6063] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 131.313963][ T6063] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 131.314004][ T6063] ext4_xattr_set_entry+0xabb/0x1e20
[ 131.314053][ T6063] ext4_xattr_ibody_set+0x254/0x6a0
[ 131.314096][ T6063] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 131.314155][ T6063] __ext4_expand_extra_isize+0x30d/0x400
[ 131.314185][ T6063] __ext4_mark_inode_dirty+0x46c/0x700
[ 131.314224][ T6063] ext4_evict_inode+0x80d/0xee0
[ 131.314263][ T6063] ? __pfx_ext4_evict_inode+0x10/0x10
[ 131.314286][ T6063] ? rt_spin_unlock+0x150/0x200
[ 131.314314][ T6063] ? rt_spin_unlock+0x161/0x200
[ 131.314337][ T6063] ? __pfx_ext4_evict_inode+0x10/0x10
[ 131.314361][ T6063] evict+0x504/0x9c0
[ 131.314388][ T6063] ? __pfx_evict+0x10/0x10
[ 131.314413][ T6063] ? rt_spin_unlock+0x161/0x200
[ 131.314446][ T6063] ? iput+0x946/0xc50
[ 131.314493][ T6063] ext4_orphan_cleanup+0xc20/0x1460
[ 131.314532][ T6063] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 131.314562][ T6063] ? ext4_register_li_request+0x640/0x720
[ 131.314591][ T6063] ? errseq_check_and_advance+0x66/0x120
[ 131.314622][ T6063] ext4_fill_super+0x593b/0x61f0
[ 131.314660][ T6063] ? __pfx_ext4_fill_super+0x10/0x10
[ 131.314684][ T6063] ? snprintf+0xda/0x120
[ 131.314709][ T6063] ? rt_spin_lock+0x1c1/0x3e0
[ 131.314739][ T6063] ? __pfx_snprintf+0x10/0x10
[ 131.314763][ T6063] ? set_blocksize+0x219/0x450
[ 131.314798][ T6063] ? rt_spin_unlock+0x150/0x200
[ 131.314828][ T6063] ? sb_set_blocksize+0x104/0x180
[ 131.314865][ T6063] ? setup_bdev_super+0x4c1/0x5b0
[ 131.314897][ T6063] get_tree_bdev_flags+0x40e/0x4d0
[ 131.314930][ T6063] ? __pfx_ext4_fill_super+0x10/0x10
[ 131.314954][ T6063] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 131.314984][ T6063] ? cap_capable+0x11f/0x460
[ 131.315008][ T6063] ? safesetid_security_capable+0xa9/0x1a0
[ 131.315037][ T6063] vfs_get_tree+0x92/0x2b0
[ 131.315068][ T6063] do_new_mount+0x302/0xa10
[ 131.315102][ T6063] ? safesetid_security_capable+0xa9/0x1a0
[ 131.315130][ T6063] ? __pfx_do_new_mount+0x10/0x10
[ 131.315161][ T6063] ? ns_capable+0x8a/0xf0
[ 131.315199][ T6063] __se_sys_mount+0x313/0x410
[ 131.315237][ T6063] ? __pfx___se_sys_mount+0x10/0x10
[ 131.315272][ T6063] ? do_syscall_64+0xbe/0xfa0
[ 131.315306][ T6063] ? __x64_sys_mount+0x20/0xc0
[ 131.315342][ T6063] do_syscall_64+0xfa/0xfa0
[ 131.315375][ T6063] ? lockdep_hardirqs_on+0x9c/0x150
[ 131.315410][ T6063] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.315436][ T6063] ? clear_bhb_loop+0x60/0xb0
[ 131.315474][ T6063] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.315498][ T6063] RIP: 0033:0x7fcc620a0eea
[ 131.315518][ T6063] 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
[ 131.315538][ T6063] RSP: 002b:00007ffe09f56f18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 131.315565][ T6063] RAX: ffffffffffffffda RBX: 00007ffe09f56fa0 RCX: 00007fcc620a0eea
[ 131.315584][ T6063] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe09f56f60
[ 131.315602][ T6063] RBP: 0000200000000180 R08: 00007ffe09f56fa0 R09: 0000000000800700
[ 131.315619][ T6063] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 131.315635][ T6063] R13: 00007ffe09f56f60 R14: 000000000000046f R15: 000000000000002c
[ 131.315661][ T6063]
[ 131.316053][ T6063] Kernel Offset: disabled