Warning: Permanently added '10.128.1.103' (ED25519) to the list of known hosts.
[ 91.977652][ T31] cfg80211: failed to load regulatory.db
2025/11/23 00:36:42 parsed 1 programs
[ 97.677588][ T5804] cgroup: Unknown subsys name 'net'
[ 97.918540][ T5804] cgroup: Unknown subsys name 'cpuset'
[ 97.993356][ T5804] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 100.082361][ T5804] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 106.015976][ T1163] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 106.016002][ T1163] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 106.116318][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 106.116341][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 106.691092][ T5854] chnl_net:caif_netlink_parms(): no params data found
[ 107.123456][ T5854] bridge0: port 1(bridge_slave_0) entered blocking state
[ 107.125749][ T5854] bridge0: port 1(bridge_slave_0) entered disabled state
[ 107.125922][ T5854] bridge_slave_0: entered allmulticast mode
[ 107.127968][ T5854] bridge_slave_0: entered promiscuous mode
[ 107.135970][ T5854] bridge0: port 2(bridge_slave_1) entered blocking state
[ 107.136136][ T5854] bridge0: port 2(bridge_slave_1) entered disabled state
[ 107.136367][ T5854] bridge_slave_1: entered allmulticast mode
[ 107.139602][ T5854] bridge_slave_1: entered promiscuous mode
[ 107.334596][ T5854] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 107.337895][ T5854] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 107.855816][ T5854] team0: Port device team_slave_0 added
[ 107.866973][ T5854] team0: Port device team_slave_1 added
[ 108.461003][ T5854] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 108.462471][ T5854] 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.
[ 108.462542][ T5854] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 108.485396][ T5854] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 108.485417][ T5854] 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.
[ 108.485449][ T5854] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 108.792336][ T5854] hsr_slave_0: entered promiscuous mode
[ 108.794969][ T5854] hsr_slave_1: entered promiscuous mode
[ 109.203843][ T5854] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 109.252095][ T5854] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 109.344491][ T5854] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 109.377682][ T5854] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 109.505918][ T5854] 8021q: adding VLAN 0 to HW filter on device bond0
[ 109.523196][ T5854] 8021q: adding VLAN 0 to HW filter on device team0
[ 109.539168][ T3036] bridge0: port 1(bridge_slave_0) entered blocking state
[ 109.540004][ T3036] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 109.559350][ T69] bridge0: port 2(bridge_slave_1) entered blocking state
[ 109.559590][ T69] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 109.877044][ T5854] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 109.986207][ T5854] veth0_vlan: entered promiscuous mode
[ 110.018039][ T5854] veth1_vlan: entered promiscuous mode
[ 110.087935][ T5854] veth0_macvtap: entered promiscuous mode
[ 110.099001][ T5854] veth1_macvtap: entered promiscuous mode
[ 110.140135][ T5854] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 110.160812][ T5854] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 110.186543][ T58] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 110.189035][ T58] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 110.189664][ T58] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 110.189707][ T58] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 110.978433][ T58] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 111.216098][ T58] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 111.908415][ T58] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 112.287916][ T5117] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 112.289713][ T5117] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 112.290528][ T5117] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 112.292083][ T5117] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 112.309030][ T5117] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 113.116244][ T58] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 113.525454][ T58] bridge_slave_1: left allmulticast mode
[ 113.525551][ T58] bridge_slave_1: left promiscuous mode
[ 113.527142][ T58] bridge0: port 2(bridge_slave_1) entered disabled state
[ 113.634472][ T58] bridge_slave_0: left allmulticast mode
[ 113.634504][ T58] bridge_slave_0: left promiscuous mode
[ 113.634757][ T58] bridge0: port 1(bridge_slave_0) entered disabled state
[ 115.453801][ T58] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 115.513421][ T58] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 115.545423][ T58] bond0 (unregistering): Released all slaves
[ 115.923149][ T58] hsr_slave_0: left promiscuous mode
[ 115.962845][ T58] hsr_slave_1: left promiscuous mode
[ 115.964159][ T58] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 115.964253][ T58] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 116.019703][ T58] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 116.019732][ T58] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 116.156972][ T58] veth1_macvtap: left promiscuous mode
[ 116.157263][ T58] veth0_macvtap: left promiscuous mode
[ 116.157577][ T58] veth1_vlan: left promiscuous mode
[ 116.157898][ T58] veth0_vlan: left promiscuous mode
2025/11/23 00:37:04 executed programs: 0
[ 116.626733][ T61] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 116.631318][ T61] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 116.641071][ T61] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 116.644208][ T61] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 116.645167][ T61] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 118.643464][ T58] team0 (unregistering): Port device team_slave_1 removed
[ 118.694906][ T61] Bluetooth: hci0: command tx timeout
[ 118.873432][ T58] team0 (unregistering): Port device team_slave_0 removed
[ 120.782878][ T61] Bluetooth: hci0: command tx timeout
[ 121.229489][ T5945] chnl_net:caif_netlink_parms(): no params data found
[ 121.651827][ T5945] bridge0: port 1(bridge_slave_0) entered blocking state
[ 121.659642][ T5945] bridge0: port 1(bridge_slave_0) entered disabled state
[ 121.659927][ T5945] bridge_slave_0: entered allmulticast mode
[ 121.664676][ T5945] bridge_slave_0: entered promiscuous mode
[ 121.672974][ T5945] bridge0: port 2(bridge_slave_1) entered blocking state
[ 121.673081][ T5945] bridge0: port 2(bridge_slave_1) entered disabled state
[ 121.673266][ T5945] bridge_slave_1: entered allmulticast mode
[ 121.675561][ T5945] bridge_slave_1: entered promiscuous mode
[ 121.919015][ T5945] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 121.937118][ T5945] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 122.097456][ T5945] team0: Port device team_slave_0 added
[ 122.105428][ T5945] team0: Port device team_slave_1 added
[ 122.275823][ T5945] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 122.275843][ T5945] 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.
[ 122.275872][ T5945] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 122.278407][ T5945] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 122.278425][ T5945] 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.
[ 122.278454][ T5945] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 122.852742][ T61] Bluetooth: hci0: command tx timeout
[ 123.248988][ T5945] hsr_slave_0: entered promiscuous mode
[ 123.249994][ T5945] hsr_slave_1: entered promiscuous mode
[ 124.933148][ T61] Bluetooth: hci0: command tx timeout
[ 125.290294][ T5945] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 125.324478][ T5945] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 125.374758][ T5945] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 125.413600][ T5945] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 125.609092][ T5945] 8021q: adding VLAN 0 to HW filter on device bond0
[ 125.631136][ T5945] 8021q: adding VLAN 0 to HW filter on device team0
[ 125.648624][ T41] bridge0: port 1(bridge_slave_0) entered blocking state
[ 125.648915][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 125.675174][ T58] bridge0: port 2(bridge_slave_1) entered blocking state
[ 125.675295][ T58] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 126.029653][ T5945] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 126.112835][ T5945] veth0_vlan: entered promiscuous mode
[ 126.131193][ T5945] veth1_vlan: entered promiscuous mode
[ 126.184634][ T5945] veth0_macvtap: entered promiscuous mode
[ 126.190592][ T5945] veth1_macvtap: entered promiscuous mode
[ 126.226774][ T5945] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 126.251003][ T5945] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 126.286238][ T58] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 126.287581][ T58] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 126.287843][ T58] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 126.287884][ T58] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 126.590586][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 126.590609][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 126.682204][ T58] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 126.682226][ T58] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/11/23 00:37:15 executed programs: 2
[ 126.842369][ T6064] loop0: detected capacity change from 0 to 512
[ 126.993211][ T6064]
[ 126.993224][ T6064] ======================================================
[ 126.993232][ T6064] WARNING: possible circular locking dependency detected
[ 126.993257][ T6064] syzkaller #0 Not tainted
[ 126.993267][ T6064] ------------------------------------------------------
[ 126.993275][ T6064] syz.0.17/6064 is trying to acquire lock:
[ 126.993287][ T6064] ffff88803ca04c58 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x1cc/0x350
[ 126.993354][ T6064]
[ 126.993354][ T6064] but task is already holding lock:
[ 126.993361][ T6064] ffff888056dca440 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 126.993411][ T6064]
[ 126.993411][ T6064] which lock already depends on the new lock.
[ 126.993411][ T6064]
[ 126.993418][ T6064]
[ 126.993418][ T6064] the existing dependency chain (in reverse order) is:
[ 126.993426][ T6064]
[ 126.993426][ T6064] -> #2 (&ei->xattr_sem){++++}-{4:4}:
[ 126.993453][ T6064] lock_acquire+0x120/0x360
[ 126.993479][ T6064] down_write+0x3a/0x50
[ 126.993496][ T6064] ext4_xattr_set_handle+0x165/0x1590
[ 126.993526][ T6064] ext4_initxattrs+0x9f/0x110
[ 126.993549][ T6064] security_inode_init_security+0x2a0/0x3f0
[ 126.993586][ T6064] __ext4_new_inode+0x3314/0x3cb0
[ 126.993616][ T6064] ext4_create+0x22d/0x460
[ 126.993639][ T6064] path_openat+0x1500/0x3840
[ 126.993660][ T6064] do_filp_open+0x1fa/0x410
[ 126.993680][ T6064] do_sys_openat2+0x121/0x1c0
[ 126.993698][ T6064] __x64_sys_openat+0x138/0x170
[ 126.993717][ T6064] do_syscall_64+0xfa/0xfa0
[ 126.993745][ T6064] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 126.993764][ T6064]
[ 126.993764][ T6064] -> #1 (jbd2_handle){++++}-{0:0}:
[ 126.993793][ T6064] lock_acquire+0x120/0x360
[ 126.993818][ T6064] start_this_handle+0x1fa7/0x21c0
[ 126.993842][ T6064] jbd2__journal_start+0x2c1/0x5b0
[ 126.993867][ T6064] __ext4_journal_start_sb+0x227/0x5c0
[ 126.993897][ T6064] ext4_do_writepages+0xf6f/0x4600
[ 126.993922][ T6064] ext4_writepages+0x205/0x350
[ 126.993940][ T6064] do_writepages+0x32e/0x550
[ 126.993959][ T6064] file_write_and_wait_range+0x244/0x340
[ 126.993983][ T6064] ext4_sync_file+0x2b4/0xb20
[ 126.994010][ T6064] __x64_sys_fsync+0x194/0x1f0
[ 126.994028][ T6064] do_syscall_64+0xfa/0xfa0
[ 126.994054][ T6064] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 126.994074][ T6064]
[ 126.994074][ T6064] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
[ 126.994103][ T6064] validate_chain+0xb9b/0x2140
[ 126.994120][ T6064] __lock_acquire+0xab9/0xd20
[ 126.994146][ T6064] lock_acquire+0x120/0x360
[ 126.994170][ T6064] percpu_down_read_internal+0x48/0x1d0
[ 126.994189][ T6064] ext4_writepages+0x1cc/0x350
[ 126.994208][ T6064] do_writepages+0x32e/0x550
[ 126.994226][ T6064] __writeback_single_inode+0x145/0x1000
[ 126.994251][ T6064] writeback_single_inode+0x1db/0x640
[ 126.994271][ T6064] write_inode_now+0x160/0x1d0
[ 126.994290][ T6064] iput+0x830/0xc50
[ 126.994315][ T6064] ext4_xattr_block_set+0x1fce/0x2ac0
[ 126.994343][ T6064] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 126.994374][ T6064] __ext4_expand_extra_isize+0x30d/0x400
[ 126.994392][ T6064] __ext4_mark_inode_dirty+0x46c/0x700
[ 126.994415][ T6064] ext4_evict_inode+0x80d/0xee0
[ 126.994437][ T6064] evict+0x504/0x9c0
[ 126.994456][ T6064] ext4_orphan_cleanup+0xc20/0x1460
[ 126.994475][ T6064] ext4_fill_super+0x593b/0x61f0
[ 126.994493][ T6064] get_tree_bdev_flags+0x40e/0x4d0
[ 126.994517][ T6064] vfs_get_tree+0x92/0x2b0
[ 126.994540][ T6064] do_new_mount+0x302/0xa10
[ 126.994583][ T6064] __se_sys_mount+0x313/0x410
[ 126.994607][ T6064] do_syscall_64+0xfa/0xfa0
[ 126.994633][ T6064] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 126.994651][ T6064]
[ 126.994651][ T6064] other info that might help us debug this:
[ 126.994651][ T6064]
[ 126.994658][ T6064] Chain exists of:
[ 126.994658][ T6064] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem
[ 126.994658][ T6064]
[ 126.994692][ T6064] Possible unsafe locking scenario:
[ 126.994692][ T6064]
[ 126.994698][ T6064] CPU0 CPU1
[ 126.994704][ T6064] ---- ----
[ 126.994711][ T6064] lock(&ei->xattr_sem);
[ 126.994725][ T6064] lock(jbd2_handle);
[ 126.994740][ T6064] lock(&ei->xattr_sem);
[ 126.994755][ T6064] rlock(&sbi->s_writepages_rwsem);
[ 126.994769][ T6064]
[ 126.994769][ T6064] *** DEADLOCK ***
[ 126.994769][ T6064]
[ 126.994775][ T6064] 3 locks held by syz.0.17/6064:
[ 126.994787][ T6064] #0: ffff88803525a0d0 (&type->s_umount_key#27/1){+.+.}-{4:4}, at: alloc_super+0x1ba/0x9a0
[ 126.994847][ T6064] #1: ffff88803525a770 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2d6/0xee0
[ 126.994900][ T6064] #2: ffff888056dca440 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700
[ 126.994955][ T6064]
[ 126.994955][ T6064] stack backtrace:
[ 126.994985][ T6064] CPU: 0 UID: 0 PID: 6064 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 126.995011][ T6064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 126.995032][ T6064] Call Trace:
[ 126.995044][ T6064]
[ 126.995053][ T6064] dump_stack_lvl+0x189/0x250
[ 126.995087][ T6064] ? __pfx_dump_stack_lvl+0x10/0x10
[ 126.995117][ T6064] ? __pfx__printk+0x10/0x10
[ 126.995143][ T6064] ? print_lock_name+0xde/0x100
[ 126.995168][ T6064] print_circular_bug+0x2ee/0x310
[ 126.995190][ T6064] check_noncircular+0x134/0x160
[ 126.995213][ T6064] validate_chain+0xb9b/0x2140
[ 126.995237][ T6064] ? look_up_lock_class+0x74/0x170
[ 126.995269][ T6064] ? register_lock_class+0x51/0x320
[ 126.995299][ T6064] __lock_acquire+0xab9/0xd20
[ 126.995328][ T6064] ? ext4_writepages+0x1cc/0x350
[ 126.995349][ T6064] lock_acquire+0x120/0x360
[ 126.995375][ T6064] ? ext4_writepages+0x1cc/0x350
[ 126.995396][ T6064] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 126.995426][ T6064] ? lockdep_hardirqs_on+0x9c/0x150
[ 126.995457][ T6064] percpu_down_read_internal+0x48/0x1d0
[ 126.995476][ T6064] ? ext4_writepages+0x1cc/0x350
[ 126.995498][ T6064] ext4_writepages+0x1cc/0x350
[ 126.995520][ T6064] ? __pfx_ext4_writepages+0x10/0x10
[ 126.995541][ T6064] ? rt_mutex_slowunlock+0x493/0x8a0
[ 126.995577][ T6064] ? rt_spin_unlock+0x150/0x200
[ 126.995604][ T6064] ? rt_spin_unlock+0x161/0x200
[ 126.995627][ T6064] ? __pfx_ext4_writepages+0x10/0x10
[ 126.995649][ T6064] do_writepages+0x32e/0x550
[ 126.995671][ T6064] ? reacquire_held_locks+0x127/0x1d0
[ 126.995703][ T6064] ? rt_spin_lock+0x1c1/0x3e0
[ 126.995726][ T6064] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 126.995754][ T6064] __writeback_single_inode+0x145/0x1000
[ 126.995783][ T6064] writeback_single_inode+0x1db/0x640
[ 126.995808][ T6064] write_inode_now+0x160/0x1d0
[ 126.995829][ T6064] ? __pfx_write_inode_now+0x10/0x10
[ 126.995868][ T6064] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 126.995895][ T6064] ? rt_spin_unlock+0x150/0x200
[ 126.995920][ T6064] ? rt_spin_unlock+0x161/0x200
[ 126.995945][ T6064] iput+0x830/0xc50
[ 126.995990][ T6064] ext4_xattr_block_set+0x1fce/0x2ac0
[ 126.996037][ T6064] ? __pfx_ext4_xattr_block_set+0x10/0x10
[ 126.996069][ T6064] ? ext4_xattr_block_find+0x2d4/0x350
[ 126.996102][ T6064] ext4_expand_extra_isize_ea+0x12da/0x1ea0
[ 126.996162][ T6064] __ext4_expand_extra_isize+0x30d/0x400
[ 126.996187][ T6064] __ext4_mark_inode_dirty+0x46c/0x700
[ 126.996248][ T6064] ext4_evict_inode+0x80d/0xee0
[ 126.996279][ T6064] ? __pfx_ext4_evict_inode+0x10/0x10
[ 126.996302][ T6064] ? rt_spin_unlock+0x150/0x200
[ 126.996328][ T6064] ? rt_spin_unlock+0x161/0x200
[ 126.996353][ T6064] ? __pfx_ext4_evict_inode+0x10/0x10
[ 126.996376][ T6064] evict+0x504/0x9c0
[ 126.996402][ T6064] ? __pfx_evict+0x10/0x10
[ 126.996423][ T6064] ? rt_spin_unlock+0x161/0x200
[ 126.996449][ T6064] ? iput+0x946/0xc50
[ 126.996488][ T6064] ext4_orphan_cleanup+0xc20/0x1460
[ 126.996520][ T6064] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 126.996546][ T6064] ? ext4_register_li_request+0x640/0x720
[ 126.996581][ T6064] ? errseq_check_and_advance+0x66/0x120
[ 126.996608][ T6064] ext4_fill_super+0x593b/0x61f0
[ 126.996650][ T6064] ? __pfx_ext4_fill_super+0x10/0x10
[ 126.996670][ T6064] ? snprintf+0xda/0x120
[ 126.996691][ T6064] ? rt_spin_lock+0x1c1/0x3e0
[ 126.996725][ T6064] ? __pfx_snprintf+0x10/0x10
[ 126.996747][ T6064] ? set_blocksize+0x219/0x450
[ 126.996788][ T6064] ? rt_spin_unlock+0x150/0x200
[ 126.996814][ T6064] ? sb_set_blocksize+0x104/0x180
[ 126.996846][ T6064] ? setup_bdev_super+0x4c1/0x5b0
[ 126.996873][ T6064] get_tree_bdev_flags+0x40e/0x4d0
[ 126.996899][ T6064] ? __pfx_ext4_fill_super+0x10/0x10
[ 126.996919][ T6064] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 126.996946][ T6064] ? cap_capable+0x11f/0x460
[ 126.996965][ T6064] ? safesetid_security_capable+0xa9/0x1a0
[ 126.996990][ T6064] vfs_get_tree+0x92/0x2b0
[ 126.997018][ T6064] do_new_mount+0x302/0xa10
[ 126.997045][ T6064] ? safesetid_security_capable+0xa9/0x1a0
[ 126.997068][ T6064] ? __pfx_do_new_mount+0x10/0x10
[ 126.997096][ T6064] ? ns_capable+0x8a/0xf0
[ 126.997128][ T6064] __se_sys_mount+0x313/0x410
[ 126.997159][ T6064] ? __pfx___se_sys_mount+0x10/0x10
[ 126.997191][ T6064] ? do_syscall_64+0xbe/0xfa0
[ 126.997220][ T6064] ? __x64_sys_mount+0x20/0xc0
[ 126.997250][ T6064] do_syscall_64+0xfa/0xfa0
[ 126.997279][ T6064] ? lockdep_hardirqs_on+0x9c/0x150
[ 126.997310][ T6064] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 126.997330][ T6064] ? clear_bhb_loop+0x60/0xb0
[ 126.997353][ T6064] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 126.997374][ T6064] RIP: 0033:0x7f69d76e0eea
[ 126.997402][ T6064] 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
[ 126.997419][ T6064] RSP: 002b:00007fff06561a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 126.997441][ T6064] RAX: ffffffffffffffda RBX: 00007fff06561ab0 RCX: 00007f69d76e0eea
[ 126.997457][ T6064] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fff06561a70
[ 126.997472][ T6064] RBP: 0000200000000180 R08: 00007fff06561ab0 R09: 0000000000800718
[ 126.997485][ T6064] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 126.997499][ T6064] R13: 00007fff06561a70 R14: 000000000000046f R15: 0000200000000200
[ 126.997523][ T6064]
[ 126.999659][ T6064] ------------[ cut here ]------------
[ 126.999672][ T6064] EA inode 11 i_nlink=2
[ 127.000010][ T6064] WARNING: CPU: 0 PID: 6064 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 127.000047][ T6064] Modules linked in:
[ 127.000066][ T6064] CPU: 0 UID: 0 PID: 6064 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 127.000089][ T6064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 127.000102][ T6064] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 127.000124][ T6064] 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 17 92 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 93 3e 41 08 44 89 f9
[ 127.000143][ T6064] RSP: 0018:ffffc90003acf100 EFLAGS: 00010246
[ 127.000160][ T6064] RAX: cac774ae8308bd00 RBX: 0000000000000001 RCX: ffff888026d41e00
[ 127.000175][ T6064] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 127.000187][ T6064] RBP: ffffc90003acf1f8 R08: 0000000000000000 R09: 0000000000000000
[ 127.000200][ T6064] R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b
[ 127.000215][ T6064] R13: ffff888056dccb60 R14: 1ffff1100adb9952 R15: ffff888056dcca90
[ 127.000231][ T6064] FS: 000055555ad56500(0000) GS:ffff888126df6000(0000) knlGS:0000000000000000
[ 127.000249][ T6064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 127.000264][ T6064] CR2: 00005573d0321950 CR3: 000000003f072000 CR4: 00000000003526f0
[ 127.000283][ T6064] Call Trace:
[ 127.000290][ T6064]
[ 127.000300][ T6064] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 127.000327][ T6064] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 127.000350][ T6064] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 127.000387][ T6064] ext4_xattr_set_entry+0xabb/0x1e20
[ 127.000429][ T6064] ext4_xattr_ibody_set+0x254/0x6a0
[ 127.000465][ T6064] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 127.000515][ T6064] __ext4_expand_extra_isize+0x30d/0x400
[ 127.000540][ T6064] __ext4_mark_inode_dirty+0x46c/0x700
[ 127.000583][ T6064] ext4_evict_inode+0x80d/0xee0
[ 127.000614][ T6064] ? __pfx_ext4_evict_inode+0x10/0x10
[ 127.000638][ T6064] ? rt_spin_unlock+0x150/0x200
[ 127.000666][ T6064] ? rt_spin_unlock+0x161/0x200
[ 127.000691][ T6064] ? __pfx_ext4_evict_inode+0x10/0x10
[ 127.000716][ T6064] evict+0x504/0x9c0
[ 127.000742][ T6064] ? __pfx_evict+0x10/0x10
[ 127.000764][ T6064] ? rt_spin_unlock+0x161/0x200
[ 127.000790][ T6064] ? iput+0x946/0xc50
[ 127.000823][ T6064] ext4_orphan_cleanup+0xc20/0x1460
[ 127.000854][ T6064] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 127.000880][ T6064] ? ext4_register_li_request+0x640/0x720
[ 127.000904][ T6064] ? errseq_check_and_advance+0x66/0x120
[ 127.000931][ T6064] ext4_fill_super+0x593b/0x61f0
[ 127.000962][ T6064] ? __pfx_ext4_fill_super+0x10/0x10
[ 127.000982][ T6064] ? snprintf+0xda/0x120
[ 127.001004][ T6064] ? rt_spin_lock+0x1c1/0x3e0
[ 127.001031][ T6064] ? __pfx_snprintf+0x10/0x10
[ 127.001053][ T6064] ? set_blocksize+0x219/0x450
[ 127.001083][ T6064] ? rt_spin_unlock+0x150/0x200
[ 127.001110][ T6064] ? sb_set_blocksize+0x104/0x180
[ 127.001141][ T6064] ? setup_bdev_super+0x4c1/0x5b0
[ 127.001169][ T6064] get_tree_bdev_flags+0x40e/0x4d0
[ 127.001196][ T6064] ? __pfx_ext4_fill_super+0x10/0x10
[ 127.001217][ T6064] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 127.001243][ T6064] ? cap_capable+0x11f/0x460
[ 127.001263][ T6064] ? safesetid_security_capable+0xa9/0x1a0
[ 127.001288][ T6064] vfs_get_tree+0x92/0x2b0
[ 127.001315][ T6064] do_new_mount+0x302/0xa10
[ 127.001343][ T6064] ? safesetid_security_capable+0xa9/0x1a0
[ 127.001367][ T6064] ? __pfx_do_new_mount+0x10/0x10
[ 127.001395][ T6064] ? ns_capable+0x8a/0xf0
[ 127.001428][ T6064] __se_sys_mount+0x313/0x410
[ 127.001462][ T6064] ? __pfx___se_sys_mount+0x10/0x10
[ 127.001493][ T6064] ? do_syscall_64+0xbe/0xfa0
[ 127.001523][ T6064] ? __x64_sys_mount+0x20/0xc0
[ 127.001559][ T6064] do_syscall_64+0xfa/0xfa0
[ 127.001590][ T6064] ? lockdep_hardirqs_on+0x9c/0x150
[ 127.001621][ T6064] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 127.001643][ T6064] ? clear_bhb_loop+0x60/0xb0
[ 127.001667][ T6064] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 127.001687][ T6064] RIP: 0033:0x7f69d76e0eea
[ 127.001704][ T6064] 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
[ 127.001722][ T6064] RSP: 002b:00007fff06561a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 127.001744][ T6064] RAX: ffffffffffffffda RBX: 00007fff06561ab0 RCX: 00007f69d76e0eea
[ 127.001760][ T6064] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fff06561a70
[ 127.001776][ T6064] RBP: 0000200000000180 R08: 00007fff06561ab0 R09: 0000000000800718
[ 127.001790][ T6064] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 127.001804][ T6064] R13: 00007fff06561a70 R14: 000000000000046f R15: 0000200000000200
[ 127.001828][ T6064]
[ 127.001839][ T6064] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 127.001855][ T6064] CPU: 0 UID: 0 PID: 6064 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 127.001878][ T6064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 127.001890][ T6064] Call Trace:
[ 127.001898][ T6064]
[ 127.001906][ T6064] dump_stack_lvl+0x99/0x250
[ 127.001939][ T6064] ? __asan_memcpy+0x40/0x70
[ 127.001964][ T6064] ? __pfx_dump_stack_lvl+0x10/0x10
[ 127.001996][ T6064] ? __pfx__printk+0x10/0x10
[ 127.002028][ T6064] vpanic+0x237/0x6d0
[ 127.002047][ T6064] ? __pfx_vpanic+0x10/0x10
[ 127.002072][ T6064] panic+0xb9/0xc0
[ 127.002091][ T6064] ? __pfx_panic+0x10/0x10
[ 127.002118][ T6064] __warn+0x31b/0x4b0
[ 127.002137][ T6064] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 127.002159][ T6064] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 127.002187][ T6064] report_bug+0x2be/0x4f0
[ 127.002217][ T6064] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 127.002237][ T6064] ? ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 127.002258][ T6064] ? ext4_xattr_inode_update_ref+0x51c/0x5b0
[ 127.002278][ T6064] handle_bug+0x84/0x160
[ 127.002298][ T6064] exc_invalid_op+0x1a/0x50
[ 127.002319][ T6064] asm_exc_invalid_op+0x1a/0x20
[ 127.002339][ T6064] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0
[ 127.002361][ T6064] 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 17 92 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 93 3e 41 08 44 89 f9
[ 127.002378][ T6064] RSP: 0018:ffffc90003acf100 EFLAGS: 00010246
[ 127.002396][ T6064] RAX: cac774ae8308bd00 RBX: 0000000000000001 RCX: ffff888026d41e00
[ 127.002412][ T6064] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 127.002424][ T6064] RBP: ffffc90003acf1f8 R08: 0000000000000000 R09: 0000000000000000
[ 127.002438][ T6064] R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b
[ 127.002453][ T6064] R13: ffff888056dccb60 R14: 1ffff1100adb9952 R15: ffff888056dcca90
[ 127.002479][ T6064] ? __pfx_inode_set_ctime_to_ts+0x10/0x10
[ 127.002505][ T6064] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10
[ 127.002527][ T6064] ? ext4_xattr_inode_iget+0x3d2/0x5f0
[ 127.002574][ T6064] ext4_xattr_set_entry+0xabb/0x1e20
[ 127.002613][ T6064] ext4_xattr_ibody_set+0x254/0x6a0
[ 127.002648][ T6064] ext4_expand_extra_isize_ea+0x13ad/0x1ea0
[ 127.002698][ T6064] __ext4_expand_extra_isize+0x30d/0x400
[ 127.002723][ T6064] __ext4_mark_inode_dirty+0x46c/0x700
[ 127.002755][ T6064] ext4_evict_inode+0x80d/0xee0
[ 127.002786][ T6064] ? __pfx_ext4_evict_inode+0x10/0x10
[ 127.002809][ T6064] ? rt_spin_unlock+0x150/0x200
[ 127.002836][ T6064] ? rt_spin_unlock+0x161/0x200
[ 127.002861][ T6064] ? __pfx_ext4_evict_inode+0x10/0x10
[ 127.002885][ T6064] evict+0x504/0x9c0
[ 127.002910][ T6064] ? __pfx_evict+0x10/0x10
[ 127.002932][ T6064] ? rt_spin_unlock+0x161/0x200
[ 127.002958][ T6064] ? iput+0x946/0xc50
[ 127.002990][ T6064] ext4_orphan_cleanup+0xc20/0x1460
[ 127.003021][ T6064] ? __pfx_ext4_orphan_cleanup+0x10/0x10
[ 127.003047][ T6064] ? ext4_register_li_request+0x640/0x720
[ 127.003071][ T6064] ? errseq_check_and_advance+0x66/0x120
[ 127.003098][ T6064] ext4_fill_super+0x593b/0x61f0
[ 127.003130][ T6064] ? __pfx_ext4_fill_super+0x10/0x10
[ 127.003149][ T6064] ? snprintf+0xda/0x120
[ 127.003171][ T6064] ? rt_spin_lock+0x1c1/0x3e0
[ 127.003198][ T6064] ? __pfx_snprintf+0x10/0x10
[ 127.003219][ T6064] ? set_blocksize+0x219/0x450
[ 127.003247][ T6064] ? rt_spin_unlock+0x150/0x200
[ 127.003272][ T6064] ? sb_set_blocksize+0x104/0x180
[ 127.003303][ T6064] ? setup_bdev_super+0x4c1/0x5b0
[ 127.003332][ T6064] get_tree_bdev_flags+0x40e/0x4d0
[ 127.003360][ T6064] ? __pfx_ext4_fill_super+0x10/0x10
[ 127.003380][ T6064] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 127.003407][ T6064] ? cap_capable+0x11f/0x460
[ 127.003426][ T6064] ? safesetid_security_capable+0xa9/0x1a0
[ 127.003450][ T6064] vfs_get_tree+0x92/0x2b0
[ 127.003477][ T6064] do_new_mount+0x302/0xa10
[ 127.003506][ T6064] ? safesetid_security_capable+0xa9/0x1a0
[ 127.003529][ T6064] ? __pfx_do_new_mount+0x10/0x10
[ 127.003564][ T6064] ? ns_capable+0x8a/0xf0
[ 127.003597][ T6064] __se_sys_mount+0x313/0x410
[ 127.003629][ T6064] ? __pfx___se_sys_mount+0x10/0x10
[ 127.003661][ T6064] ? do_syscall_64+0xbe/0xfa0
[ 127.003691][ T6064] ? __x64_sys_mount+0x20/0xc0
[ 127.003721][ T6064] do_syscall_64+0xfa/0xfa0
[ 127.003751][ T6064] ? lockdep_hardirqs_on+0x9c/0x150
[ 127.003782][ T6064] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 127.003803][ T6064] ? clear_bhb_loop+0x60/0xb0
[ 127.003827][ T6064] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 127.003848][ T6064] RIP: 0033:0x7f69d76e0eea
[ 127.003865][ T6064] 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
[ 127.003882][ T6064] RSP: 002b:00007fff06561a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 127.003903][ T6064] RAX: ffffffffffffffda RBX: 00007fff06561ab0 RCX: 00007f69d76e0eea
[ 127.003919][ T6064] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fff06561a70
[ 127.003934][ T6064] RBP: 0000200000000180 R08: 00007fff06561ab0 R09: 0000000000800718
[ 127.003949][ T6064] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 127.003963][ T6064] R13: 00007fff06561a70 R14: 000000000000046f R15: 0000200000000200
[ 127.003987][ T6064]
[ 127.004151][ T6064] Kernel Offset: disabled