[ 92.150334][ T1246] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.10' (ED25519) to the list of known hosts.
2025/12/02 11:36:26 parsed 1 programs
[ 101.000927][ T5806] cgroup: Unknown subsys name 'net'
[ 101.222381][ T5806] cgroup: Unknown subsys name 'cpuset'
[ 101.277159][ T5806] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 103.369844][ T5806] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 107.650838][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 107.650861][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 107.788457][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 107.788479][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 109.072323][ T62] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 109.076180][ T62] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 109.078092][ T62] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 109.079678][ T62] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 109.080899][ T62] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 112.484851][ T5872] chnl_net:caif_netlink_parms(): no params data found
[ 112.898887][ T5872] bridge0: port 1(bridge_slave_0) entered blocking state
[ 112.900630][ T5872] bridge0: port 1(bridge_slave_0) entered disabled state
[ 112.900807][ T5872] bridge_slave_0: entered allmulticast mode
[ 112.902946][ T5872] bridge_slave_0: entered promiscuous mode
[ 112.912081][ T5872] bridge0: port 2(bridge_slave_1) entered blocking state
[ 112.912337][ T5872] bridge0: port 2(bridge_slave_1) entered disabled state
[ 112.912556][ T5872] bridge_slave_1: entered allmulticast mode
[ 112.915763][ T5872] bridge_slave_1: entered promiscuous mode
[ 113.190906][ T5872] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 113.194772][ T5872] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 113.512628][ T5872] team0: Port device team_slave_0 added
[ 113.515990][ T5872] team0: Port device team_slave_1 added
[ 113.650314][ T5872] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 113.650334][ T5872] 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.
[ 113.650362][ T5872] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 113.654648][ T5872] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 113.654667][ T5872] 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.
[ 113.654788][ T5872] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 113.854792][ T5872] hsr_slave_0: entered promiscuous mode
[ 113.856060][ T5872] hsr_slave_1: entered promiscuous mode
[ 114.305424][ T5872] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 114.344020][ T5872] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 114.361583][ T5872] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 114.402046][ T5872] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 114.625382][ T5872] 8021q: adding VLAN 0 to HW filter on device bond0
[ 114.649434][ T5872] 8021q: adding VLAN 0 to HW filter on device team0
[ 114.661710][ T37] bridge0: port 1(bridge_slave_0) entered blocking state
[ 114.662590][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 114.684298][ T70] bridge0: port 2(bridge_slave_1) entered blocking state
[ 114.685041][ T70] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 114.940492][ T5872] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 114.991323][ T5872] veth0_vlan: entered promiscuous mode
[ 115.002995][ T5872] veth1_vlan: entered promiscuous mode
[ 115.042817][ T5872] veth0_macvtap: entered promiscuous mode
[ 115.054240][ T5872] veth1_macvtap: entered promiscuous mode
[ 115.077903][ T5872] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 115.088299][ T5872] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 115.106890][ T70] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 115.109106][ T70] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 115.109151][ T70] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 115.109189][ T70] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 115.913756][ T3496] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 116.849864][ T3496] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 117.753120][ T3496] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2025/12/02 11:36:46 executed programs: 0
[ 118.017714][ T5119] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 118.020722][ T5119] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 118.021679][ T5119] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 118.022902][ T5119] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 118.023706][ T5119] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 118.295219][ T5914] chnl_net:caif_netlink_parms(): no params data found
[ 118.542934][ T3496] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 118.759291][ T5914] bridge0: port 1(bridge_slave_0) entered blocking state
[ 118.759516][ T5914] bridge0: port 1(bridge_slave_0) entered disabled state
[ 118.759734][ T5914] bridge_slave_0: entered allmulticast mode
[ 118.762675][ T5914] bridge_slave_0: entered promiscuous mode
[ 118.766220][ T5914] bridge0: port 2(bridge_slave_1) entered blocking state
[ 118.767384][ T5914] bridge0: port 2(bridge_slave_1) entered disabled state
[ 118.767646][ T5914] bridge_slave_1: entered allmulticast mode
[ 118.770896][ T5914] bridge_slave_1: entered promiscuous mode
[ 118.933747][ T5914] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 118.964796][ T5914] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 119.191012][ T5914] team0: Port device team_slave_0 added
[ 119.206510][ T5914] team0: Port device team_slave_1 added
[ 119.398133][ T3496] bridge_slave_1: left allmulticast mode
[ 119.398374][ T3496] bridge_slave_1: left promiscuous mode
[ 119.400087][ T3496] bridge0: port 2(bridge_slave_1) entered disabled state
[ 119.478227][ T3496] bridge_slave_0: left allmulticast mode
[ 119.478255][ T3496] bridge_slave_0: left promiscuous mode
[ 119.478495][ T3496] bridge0: port 1(bridge_slave_0) entered disabled state
[ 120.069064][ T62] Bluetooth: hci0: command tx timeout
[ 121.137332][ T3496] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 121.207848][ T3496] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 121.249288][ T3496] bond0 (unregistering): Released all slaves
[ 121.278599][ T5914] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 121.278614][ T5914] 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.
[ 121.278636][ T5914] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 121.373563][ T5914] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 121.373583][ T5914] 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.
[ 121.373604][ T5914] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 121.636482][ T3496] hsr_slave_0: left promiscuous mode
[ 121.676499][ T3496] hsr_slave_1: left promiscuous mode
[ 121.677749][ T3496] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 121.677844][ T3496] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 121.728559][ T3496] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 121.728589][ T3496] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 121.819342][ T3496] veth1_macvtap: left promiscuous mode
[ 121.819575][ T3496] veth0_macvtap: left promiscuous mode
[ 121.819873][ T3496] veth1_vlan: left promiscuous mode
[ 121.820150][ T3496] veth0_vlan: left promiscuous mode
[ 122.146784][ T62] Bluetooth: hci0: command tx timeout
[ 124.007285][ T3496] team0 (unregistering): Port device team_slave_1 removed
[ 124.197401][ T3496] team0 (unregistering): Port device team_slave_0 removed
[ 124.226527][ T62] Bluetooth: hci0: command tx timeout
[ 126.306542][ T62] Bluetooth: hci0: command tx timeout
[ 126.460024][ T5914] hsr_slave_0: entered promiscuous mode
[ 126.461118][ T5914] hsr_slave_1: entered promiscuous mode
[ 128.374884][ T5914] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 128.421820][ T5914] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 128.462207][ T5914] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 128.507054][ T5914] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 128.719375][ T5914] 8021q: adding VLAN 0 to HW filter on device bond0
[ 128.769520][ T5914] 8021q: adding VLAN 0 to HW filter on device team0
[ 128.895006][ T87] bridge0: port 1(bridge_slave_0) entered blocking state
[ 128.896227][ T87] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 128.931360][ T37] bridge0: port 2(bridge_slave_1) entered blocking state
[ 128.937574][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 129.538819][ T5914] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 129.589676][ T5914] veth0_vlan: entered promiscuous mode
[ 129.605813][ T5914] veth1_vlan: entered promiscuous mode
[ 129.640747][ T5914] veth0_macvtap: entered promiscuous mode
[ 129.644767][ T5914] veth1_macvtap: entered promiscuous mode
[ 129.667677][ T5914] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 129.688864][ T5914] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 129.702415][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 129.705586][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 129.705874][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 129.706094][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 129.885637][ T3496] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 129.885660][ T3496] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 129.954704][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 129.954727][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/12/02 11:36:58 executed programs: 2
[ 130.080559][ T6004] loop0: detected capacity change from 0 to 512
[ 130.141068][ T6004]
[ 130.141080][ T6004] ======================================================
[ 130.141088][ T6004] WARNING: possible circular locking dependency detected
[ 130.141106][ T6004] syzkaller #0 Not tainted
[ 130.141117][ T6004] ------------------------------------------------------
[ 130.141125][ T6004] syz.0.17/6004 is trying to acquire lock:
[ 130.141136][ T6004] ffff88802f77ec58 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x1cc/0x350
[ 130.141214][ T6004]
[ 130.141214][ T6004] but task is already holding lock:
[ 130.141221][ T6004] ffff888056c85f78 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 130.141279][ T6004]
[ 130.141279][ T6004] which lock already depends on the new lock.
[ 130.141279][ T6004]
[ 130.141287][ T6004]
[ 130.141287][ T6004] the existing dependency chain (in reverse order) is:
[ 130.141293][ T6004]
[ 130.141293][ T6004] -> #2 (&ei->xattr_sem){++++}-{4:4}:
[ 130.141338][ T6004] lock_acquire+0x120/0x360
[ 130.141368][ T6004] down_write+0x3a/0x50
[ 130.141394][ T6004] ext4_xattr_set_handle+0x165/0x1590
[ 130.141415][ T6004] ext4_initxattrs+0x9f/0x110
[ 130.141441][ T6004] security_inode_init_security+0x2a0/0x3f0
[ 130.141462][ T6004] __ext4_new_inode+0x3314/0x3cb0
[ 130.141482][ T6004] ext4_create+0x22d/0x460
[ 130.141509][ T6004] path_openat+0x189b/0x3b90
[ 130.141534][ T6004] do_filp_open+0x1fa/0x410
[ 130.141556][ T6004] do_sys_openat2+0x121/0x1c0
[ 130.141577][ T6004] __x64_sys_openat+0x138/0x170
[ 130.141598][ T6004] do_syscall_64+0xfa/0xfa0
[ 130.141620][ T6004] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 130.141639][ T6004]
[ 130.141639][ T6004] -> #1 (jbd2_handle){++++}-{0:0}:
[ 130.141668][ T6004] lock_acquire+0x120/0x360
[ 130.141695][ T6004] start_this_handle+0x1fa7/0x21c0
[ 130.141713][ T6004] jbd2__journal_start+0x2c1/0x5b0
[ 130.141731][ T6004] __ext4_journal_start_sb+0x227/0x5c0
[ 130.141753][ T6004] ext4_do_writepages+0xf6f/0x4600
[ 130.141772][ T6004] ext4_writepages+0x205/0x350
[ 130.141796][ T6004] do_writepages+0x32e/0x550
[ 130.141820][ T6004] __writeback_single_inode+0x143/0x12e0
[ 130.141850][ T6004] writeback_sb_inodes+0x8c8/0x1860
[ 130.141878][ T6004] __writeback_inodes_wb+0x111/0x240
[ 130.141906][ T6004] wb_writeback+0x44f/0xaf0
[ 130.141932][ T6004] wb_workfn+0xaf4/0xf00
[ 130.141954][ T6004] process_scheduled_works+0xae1/0x17b0
[ 130.141977][ T6004] worker_thread+0x8a0/0xda0
[ 130.142000][ T6004] kthread+0x711/0x8a0
[ 130.142026][ T6004] ret_from_fork+0x4bc/0x870
[ 130.142047][ T6004] ret_from_fork_asm+0x1a/0x30
[ 130.142068][ T6004]
[ 130.142068][ T6004] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
[ 130.142098][ T6004] validate_chain+0xb9b/0x2140
[ 130.142117][ T6004] __lock_acquire+0xab9/0xd20
[ 130.142144][ T6004] lock_acquire+0x120/0x360
[ 130.142171][ T6004] percpu_down_read_internal+0x48/0x1d0
[ 130.142196][ T6004] ext4_writepages+0x1cc/0x350
[ 130.142221][ T6004] do_writepages+0x32e/0x550
[ 130.142244][ T6004] __writeback_single_inode+0x143/0x12e0
[ 130.142274][ T6004] writeback_single_inode+0x488/0xd60
[ 130.142309][ T6004] write_inode_now+0x160/0x1d0
[ 130.142334][ T6004] iput+0xa98/0x1050
[ 130.142351][ T6004] ext4_xattr_block_set+0x1fce/0x2ac0
[ 130.142373][ T6004] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 130.142396][ T6004] __ext4_expand_extra_isize+0x30d/0x400
[ 130.142420][ T6004] __ext4_mark_inode_dirty+0x46c/0x700
[ 130.142449][ T6004] ext4_evict_inode+0x7ac/0xe80
[ 130.142475][ T6004] evict+0x5f4/0xae0
[ 130.142499][ T6004] ext4_orphan_cleanup+0xc20/0x1460
[ 130.142527][ T6004] ext4_fill_super+0x593b/0x61f0
[ 130.142549][ T6004] get_tree_bdev_flags+0x40e/0x4d0
[ 130.142577][ T6004] vfs_get_tree+0x92/0x2b0
[ 130.142602][ T6004] do_new_mount+0x302/0xa10
[ 130.142619][ T6004] __se_sys_mount+0x313/0x410
[ 130.142635][ T6004] do_syscall_64+0xfa/0xfa0
[ 130.142660][ T6004] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 130.142678][ T6004]
[ 130.142678][ T6004] other info that might help us debug this:
[ 130.142678][ T6004]
[ 130.142684][ T6004] Chain exists of:
[ 130.142684][ T6004] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem
[ 130.142684][ T6004]
[ 130.142720][ T6004] Possible unsafe locking scenario:
[ 130.142720][ T6004]
[ 130.142727][ T6004] CPU0 CPU1
[ 130.142733][ T6004] ---- ----
[ 130.142739][ T6004] lock(&ei->xattr_sem);
[ 130.142753][ T6004] lock(jbd2_handle);
[ 130.142768][ T6004] lock(&ei->xattr_sem);
[ 130.142783][ T6004] rlock(&sbi->s_writepages_rwsem);
[ 130.142797][ T6004]
[ 130.142797][ T6004] *** DEADLOCK ***
[ 130.142797][ T6004]
[ 130.142803][ T6004] 3 locks held by syz.0.17/6004:
[ 130.142815][ T6004] #0: ffff88802f77c0d0 (&type->s_umount_key#27/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
[ 130.142879][ T6004] #1: ffff88802f77c770 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x27f/0xe80
[ 130.142936][ T6004] #2: ffff888056c85f78 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 130.142993][ T6004]
[ 130.142993][ T6004] stack backtrace:
[ 130.143021][ T6004] CPU: 0 UID: 0 PID: 6004 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 130.143045][ T6004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 130.143065][ T6004] Call Trace:
[ 130.143077][ T6004]
[ 130.143087][ T6004] dump_stack_lvl+0x189/0x250
[ 130.143123][ T6004] ? __pfx_dump_stack_lvl+0x10/0x10
[ 130.143153][ T6004] ? __pfx__printk+0x10/0x10
[ 130.143179][ T6004] ? print_lock_name+0xde/0x100
[ 130.143204][ T6004] print_circular_bug+0x2ee/0x310
[ 130.143228][ T6004] check_noncircular+0x134/0x160
[ 130.143253][ T6004] validate_chain+0xb9b/0x2140
[ 130.143280][ T6004] ? look_up_lock_class+0x74/0x170
[ 130.143315][ T6004] ? register_lock_class+0x51/0x320
[ 130.143347][ T6004] __lock_acquire+0xab9/0xd20
[ 130.143382][ T6004] ? ext4_writepages+0x1cc/0x350
[ 130.143408][ T6004] lock_acquire+0x120/0x360
[ 130.143438][ T6004] ? ext4_writepages+0x1cc/0x350
[ 130.143466][ T6004] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 130.143494][ T6004] ? lockdep_hardirqs_on+0x9c/0x150
[ 130.143521][ T6004] percpu_down_read_internal+0x48/0x1d0
[ 130.143546][ T6004] ? ext4_writepages+0x1cc/0x350
[ 130.143573][ T6004] ext4_writepages+0x1cc/0x350
[ 130.143602][ T6004] ? __pfx_ext4_writepages+0x10/0x10
[ 130.143628][ T6004] ? rt_mutex_slowunlock+0x493/0x8a0
[ 130.143653][ T6004] ? rt_spin_unlock+0x150/0x200
[ 130.143675][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.143695][ T6004] ? __pfx_ext4_writepages+0x10/0x10
[ 130.143722][ T6004] do_writepages+0x32e/0x550
[ 130.143750][ T6004] ? rt_mutex_slowunlock+0x493/0x8a0
[ 130.143776][ T6004] __writeback_single_inode+0x143/0x12e0
[ 130.143809][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.143831][ T6004] writeback_single_inode+0x488/0xd60
[ 130.143861][ T6004] write_inode_now+0x160/0x1d0
[ 130.143887][ T6004] ? __pfx_write_inode_now+0x10/0x10
[ 130.143930][ T6004] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 130.143954][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.143975][ T6004] iput+0xa98/0x1050
[ 130.144001][ T6004] ext4_xattr_block_set+0x1fce/0x2ac0
[ 130.144042][ T6004] ? __pfx_ext4_xattr_block_set+0x10/0x10
[ 130.144067][ T6004] ? ext4_xattr_block_find+0x2d4/0x350
[ 130.144092][ T6004] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 130.144135][ T6004] __ext4_expand_extra_isize+0x30d/0x400
[ 130.144166][ T6004] __ext4_mark_inode_dirty+0x46c/0x700
[ 130.144203][ T6004] ext4_evict_inode+0x7ac/0xe80
[ 130.144240][ T6004] ? __pfx_ext4_evict_inode+0x10/0x10
[ 130.144268][ T6004] ? rt_spin_unlock+0x150/0x200
[ 130.144289][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.144315][ T6004] ? __pfx_ext4_evict_inode+0x10/0x10
[ 130.144346][ T6004] evict+0x5f4/0xae0
[ 130.144376][ T6004] ? __pfx_evict+0x10/0x10
[ 130.144401][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.144422][ T6004] ? iput+0xce7/0x1050
[ 130.144447][ T6004] ext4_orphan_cleanup+0xc20/0x1460
[ 130.144484][ T6004] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 130.144516][ T6004] ? ext4_register_li_request+0x640/0x720
[ 130.144546][ T6004] ? errseq_check_and_advance+0x66/0x120
[ 130.144580][ T6004] ext4_fill_super+0x593b/0x61f0
[ 130.144617][ T6004] ? __pfx_ext4_fill_super+0x10/0x10
[ 130.144642][ T6004] ? snprintf+0xda/0x120
[ 130.144659][ T6004] ? rt_spin_lock+0x1c1/0x3e0
[ 130.144681][ T6004] ? __pfx_snprintf+0x10/0x10
[ 130.144698][ T6004] ? set_blocksize+0x219/0x450
[ 130.144722][ T6004] ? rt_spin_unlock+0x150/0x200
[ 130.144743][ T6004] ? sb_set_blocksize+0x11b/0x210
[ 130.144767][ T6004] ? setup_bdev_super+0x4c1/0x5b0
[ 130.144799][ T6004] get_tree_bdev_flags+0x40e/0x4d0
[ 130.144826][ T6004] ? __pfx_ext4_fill_super+0x10/0x10
[ 130.144851][ T6004] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 130.144880][ T6004] ? cap_capable+0x11f/0x460
[ 130.144906][ T6004] ? safesetid_security_capable+0xa9/0x1a0
[ 130.144936][ T6004] vfs_get_tree+0x92/0x2b0
[ 130.144962][ T6004] do_new_mount+0x302/0xa10
[ 130.144979][ T6004] ? safesetid_security_capable+0xa9/0x1a0
[ 130.145006][ T6004] ? __pfx_do_new_mount+0x10/0x10
[ 130.145025][ T6004] ? ns_capable+0x8a/0xf0
[ 130.145057][ T6004] __se_sys_mount+0x313/0x410
[ 130.145078][ T6004] ? __pfx___se_sys_mount+0x10/0x10
[ 130.145099][ T6004] ? do_syscall_64+0xbe/0xfa0
[ 130.145123][ T6004] ? __x64_sys_mount+0x20/0xc0
[ 130.145144][ T6004] do_syscall_64+0xfa/0xfa0
[ 130.145169][ T6004] ? lockdep_hardirqs_on+0x9c/0x150
[ 130.145194][ T6004] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 130.145215][ T6004] ? clear_bhb_loop+0x60/0xb0
[ 130.145238][ T6004] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 130.145259][ T6004] RIP: 0033:0x7fa0134d0eea
[ 130.145291][ T6004] 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
[ 130.145320][ T6004] RSP: 002b:00007ffd80187d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 130.145341][ T6004] RAX: ffffffffffffffda RBX: 00007ffd80187dd0 RCX: 00007fa0134d0eea
[ 130.145356][ T6004] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffd80187d90
[ 130.145369][ T6004] RBP: 0000200000000180 R08: 00007ffd80187dd0 R09: 0000000000800700
[ 130.145383][ T6004] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 130.145396][ T6004] R13: 00007ffd80187d90 R14: 000000000000046f R15: 000000000000002c
[ 130.145413][ T6004]
[ 130.145779][ T6004] ------------[ cut here ]------------
[ 130.145786][ T6004] EA inode 11 i_nlink=2
[ 130.146031][ T6004] WARNING: CPU: 0 PID: 6004 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 130.146059][ T6004] Modules linked in:
[ 130.146072][ T6004] CPU: 0 UID: 0 PID: 6004 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 130.146089][ T6004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 130.146098][ T6004] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 130.146118][ T6004] 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 c0 97 ff 8a 4c 89 e6 e8 77 4b 02 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 a3 e4 41 08 44 89 f9
[ 130.146130][ T6004] RSP: 0018:ffffc90003ef7100 EFLAGS: 00010246
[ 130.146142][ T6004] RAX: 2e7673a3d5eb5e00 RBX: 0000000000000001 RCX: ffff888028399e00
[ 130.146153][ T6004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 130.146161][ T6004] RBP: ffffc90003ef71f8 R08: 0000000000000000 R09: 0000000000000000
[ 130.146171][ T6004] R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b
[ 130.146183][ T6004] R13: ffff888056ec9028 R14: 1ffff1100add91eb R15: ffff888056ec8f58
[ 130.146194][ T6004] FS: 0000555559020500(0000) GS:ffff888126de9000(0000) knlGS:0000000000000000
[ 130.146207][ T6004] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 130.146217][ T6004] CR2: 00007f3229e3b000 CR3: 0000000036eac000 CR4: 00000000003526f0
[ 130.146231][ T6004] Call Trace:
[ 130.146236][ T6004]
[ 130.146243][ T6004] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 130.146264][ T6004] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 130.146349][ T6004] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 130.146377][ T6004] ext4_xattr_set_entry+0xabb/0x1e20
[ 130.146410][ T6004] ext4_xattr_ibody_set+0x254/0x6a0
[ 130.146436][ T6004] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 130.146476][ T6004] __ext4_expand_extra_isize+0x30d/0x400
[ 130.146506][ T6004] __ext4_mark_inode_dirty+0x46c/0x700
[ 130.146542][ T6004] ext4_evict_inode+0x7ac/0xe80
[ 130.146578][ T6004] ? __pfx_ext4_evict_inode+0x10/0x10
[ 130.146606][ T6004] ? rt_spin_unlock+0x150/0x200
[ 130.146627][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.146644][ T6004] ? __pfx_ext4_evict_inode+0x10/0x10
[ 130.146671][ T6004] evict+0x5f4/0xae0
[ 130.146698][ T6004] ? __pfx_evict+0x10/0x10
[ 130.146722][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.146742][ T6004] ? iput+0xce7/0x1050
[ 130.146767][ T6004] ext4_orphan_cleanup+0xc20/0x1460
[ 130.146802][ T6004] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 130.146832][ T6004] ? ext4_register_li_request+0x640/0x720
[ 130.146862][ T6004] ? errseq_check_and_advance+0x66/0x120
[ 130.146895][ T6004] ext4_fill_super+0x593b/0x61f0
[ 130.146933][ T6004] ? __pfx_ext4_fill_super+0x10/0x10
[ 130.146957][ T6004] ? snprintf+0xda/0x120
[ 130.146973][ T6004] ? rt_spin_lock+0x1c1/0x3e0
[ 130.146988][ T6004] ? __pfx_snprintf+0x10/0x10
[ 130.147000][ T6004] ? set_blocksize+0x219/0x450
[ 130.147016][ T6004] ? rt_spin_unlock+0x150/0x200
[ 130.147032][ T6004] ? sb_set_blocksize+0x11b/0x210
[ 130.147049][ T6004] ? setup_bdev_super+0x4c1/0x5b0
[ 130.147072][ T6004] get_tree_bdev_flags+0x40e/0x4d0
[ 130.147093][ T6004] ? __pfx_ext4_fill_super+0x10/0x10
[ 130.147112][ T6004] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 130.147133][ T6004] ? cap_capable+0x11f/0x460
[ 130.147152][ T6004] ? safesetid_security_capable+0xa9/0x1a0
[ 130.147174][ T6004] vfs_get_tree+0x92/0x2b0
[ 130.147209][ T6004] do_new_mount+0x302/0xa10
[ 130.147222][ T6004] ? safesetid_security_capable+0xa9/0x1a0
[ 130.147243][ T6004] ? __pfx_do_new_mount+0x10/0x10
[ 130.147256][ T6004] ? ns_capable+0x8a/0xf0
[ 130.147280][ T6004] __se_sys_mount+0x313/0x410
[ 130.147302][ T6004] ? __pfx___se_sys_mount+0x10/0x10
[ 130.147318][ T6004] ? do_syscall_64+0xbe/0xfa0
[ 130.147336][ T6004] ? __x64_sys_mount+0x20/0xc0
[ 130.147350][ T6004] do_syscall_64+0xfa/0xfa0
[ 130.147367][ T6004] ? lockdep_hardirqs_on+0x9c/0x150
[ 130.147385][ T6004] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 130.147400][ T6004] ? clear_bhb_loop+0x60/0xb0
[ 130.147416][ T6004] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 130.147431][ T6004] RIP: 0033:0x7fa0134d0eea
[ 130.147444][ T6004] 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
[ 130.147456][ T6004] RSP: 002b:00007ffd80187d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 130.147472][ T6004] RAX: ffffffffffffffda RBX: 00007ffd80187dd0 RCX: 00007fa0134d0eea
[ 130.147483][ T6004] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffd80187d90
[ 130.147493][ T6004] RBP: 0000200000000180 R08: 00007ffd80187dd0 R09: 0000000000800700
[ 130.147504][ T6004] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 130.147513][ T6004] R13: 00007ffd80187d90 R14: 000000000000046f R15: 000000000000002c
[ 130.147529][ T6004]
[ 130.147537][ T6004] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 130.147549][ T6004] CPU: 0 UID: 0 PID: 6004 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 130.147568][ T6004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 130.147577][ T6004] Call Trace:
[ 130.147583][ T6004]
[ 130.147588][ T6004] dump_stack_lvl+0x99/0x250
[ 130.147612][ T6004] ? __asan_memcpy+0x40/0x70
[ 130.147631][ T6004] ? __pfx_dump_stack_lvl+0x10/0x10
[ 130.147654][ T6004] ? __pfx__printk+0x10/0x10
[ 130.147676][ T6004] vpanic+0x237/0x6d0
[ 130.147690][ T6004] ? __pfx_vpanic+0x10/0x10
[ 130.147707][ T6004] panic+0xb9/0xc0
[ 130.147720][ T6004] ? __pfx_panic+0x10/0x10
[ 130.147739][ T6004] __warn+0x31b/0x4b0
[ 130.147752][ T6004] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 130.147771][ T6004] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 130.147789][ T6004] report_bug+0x2be/0x4f0
[ 130.147806][ T6004] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 130.147825][ T6004] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 130.147843][ T6004] ? ext4_xattr_inode_update_ref+0x51c/0x5b0
[ 130.147861][ T6004] handle_bug+0x84/0x160
[ 130.147882][ T6004] exc_invalid_op+0x1a/0x50
[ 130.147902][ T6004] asm_exc_invalid_op+0x1a/0x20
[ 130.147916][ T6004] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 130.147935][ T6004] 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 c0 97 ff 8a 4c 89 e6 e8 77 4b 02 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 a3 e4 41 08 44 89 f9
[ 130.147947][ T6004] RSP: 0018:ffffc90003ef7100 EFLAGS: 00010246
[ 130.147959][ T6004] RAX: 2e7673a3d5eb5e00 RBX: 0000000000000001 RCX: ffff888028399e00
[ 130.147970][ T6004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 130.147979][ T6004] RBP: ffffc90003ef71f8 R08: 0000000000000000 R09: 0000000000000000
[ 130.147988][ T6004] R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b
[ 130.147998][ T6004] R13: ffff888056ec9028 R14: 1ffff1100add91eb R15: ffff888056ec8f58
[ 130.148016][ T6004] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 130.148037][ T6004] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 130.148057][ T6004] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 130.148077][ T6004] ext4_xattr_set_entry+0xabb/0x1e20
[ 130.148101][ T6004] ext4_xattr_ibody_set+0x254/0x6a0
[ 130.148120][ T6004] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 130.148150][ T6004] __ext4_expand_extra_isize+0x30d/0x400
[ 130.148171][ T6004] __ext4_mark_inode_dirty+0x46c/0x700
[ 130.148198][ T6004] ext4_evict_inode+0x7ac/0xe80
[ 130.148224][ T6004] ? __pfx_ext4_evict_inode+0x10/0x10
[ 130.148254][ T6004] ? rt_spin_unlock+0x150/0x200
[ 130.148270][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.148283][ T6004] ? __pfx_ext4_evict_inode+0x10/0x10
[ 130.148309][ T6004] evict+0x5f4/0xae0
[ 130.148331][ T6004] ? __pfx_evict+0x10/0x10
[ 130.148348][ T6004] ? rt_spin_unlock+0x161/0x200
[ 130.148363][ T6004] ? iput+0xce7/0x1050
[ 130.148380][ T6004] ext4_orphan_cleanup+0xc20/0x1460
[ 130.148406][ T6004] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 130.148428][ T6004] ? ext4_register_li_request+0x640/0x720
[ 130.148449][ T6004] ? errseq_check_and_advance+0x66/0x120
[ 130.148472][ T6004] ext4_fill_super+0x593b/0x61f0
[ 130.148498][ T6004] ? __pfx_ext4_fill_super+0x10/0x10
[ 130.148516][ T6004] ? snprintf+0xda/0x120
[ 130.148527][ T6004] ? rt_spin_lock+0x1c1/0x3e0
[ 130.148543][ T6004] ? __pfx_snprintf+0x10/0x10
[ 130.148554][ T6004] ? set_blocksize+0x219/0x450
[ 130.148570][ T6004] ? rt_spin_unlock+0x150/0x200
[ 130.148586][ T6004] ? sb_set_blocksize+0x11b/0x210
[ 130.148603][ T6004] ? setup_bdev_super+0x4c1/0x5b0
[ 130.148625][ T6004] get_tree_bdev_flags+0x40e/0x4d0
[ 130.148647][ T6004] ? __pfx_ext4_fill_super+0x10/0x10
[ 130.148665][ T6004] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 130.148687][ T6004] ? cap_capable+0x11f/0x460
[ 130.148705][ T6004] ? safesetid_security_capable+0xa9/0x1a0
[ 130.148726][ T6004] vfs_get_tree+0x92/0x2b0
[ 130.148748][ T6004] do_new_mount+0x302/0xa10
[ 130.148761][ T6004] ? safesetid_security_capable+0xa9/0x1a0
[ 130.148782][ T6004] ? __pfx_do_new_mount+0x10/0x10
[ 130.148796][ T6004] ? ns_capable+0x8a/0xf0
[ 130.148819][ T6004] __se_sys_mount+0x313/0x410
[ 130.148835][ T6004] ? __pfx___se_sys_mount+0x10/0x10
[ 130.148850][ T6004] ? do_syscall_64+0xbe/0xfa0
[ 130.148868][ T6004] ? __x64_sys_mount+0x20/0xc0
[ 130.148882][ T6004] do_syscall_64+0xfa/0xfa0
[ 130.148899][ T6004] ? lockdep_hardirqs_on+0x9c/0x150
[ 130.148917][ T6004] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 130.148932][ T6004] ? clear_bhb_loop+0x60/0xb0
[ 130.148948][ T6004] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 130.148962][ T6004] RIP: 0033:0x7fa0134d0eea
[ 130.148973][ T6004] 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
[ 130.148986][ T6004] RSP: 002b:00007ffd80187d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 130.148999][ T6004] RAX: ffffffffffffffda RBX: 00007ffd80187dd0 RCX: 00007fa0134d0eea
[ 130.149010][ T6004] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffd80187d90
[ 130.149021][ T6004] RBP: 0000200000000180 R08: 00007ffd80187dd0 R09: 0000000000800700
[ 130.149031][ T6004] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 130.149041][ T6004] R13: 00007ffd80187d90 R14: 000000000000046f R15: 000000000000002c
[ 130.149057][ T6004]
[ 130.149457][ T6004] Kernel Offset: disabled