Warning: Permanently added '10.128.0.5' (ED25519) to the list of known hosts.
2026/01/06 02:52:56 parsed 1 programs
[ 77.271616][ T5770] cgroup: Unknown subsys name 'net'
[ 77.439343][ T5770] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 79.316497][ T5770] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 81.118406][ T42] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 81.127296][ T42] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 81.158029][ T4511] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 81.165971][ T4511] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 83.602068][ T5828] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 83.612323][ T5828] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 83.620050][ T5828] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 83.629808][ T5828] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 83.639770][ T5828] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 83.647733][ T5828] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 84.745108][ T5850] chnl_net:caif_netlink_parms(): no params data found
[ 84.817959][ T5850] bridge0: port 1(bridge_slave_0) entered blocking state
[ 84.826079][ T5850] bridge0: port 1(bridge_slave_0) entered disabled state
[ 84.837050][ T5850] bridge_slave_0: entered allmulticast mode
[ 84.844918][ T5850] bridge_slave_0: entered promiscuous mode
[ 84.864523][ T5850] bridge0: port 2(bridge_slave_1) entered blocking state
[ 84.872246][ T5850] bridge0: port 2(bridge_slave_1) entered disabled state
[ 84.879395][ T5850] bridge_slave_1: entered allmulticast mode
[ 84.886861][ T5850] bridge_slave_1: entered promiscuous mode
[ 84.918729][ T5850] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 84.930947][ T5850] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 84.966154][ T5850] team0: Port device team_slave_0 added
[ 84.975498][ T5850] team0: Port device team_slave_1 added
[ 85.011566][ T5850] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 85.018552][ T5850] 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 1560 would solve the problem.
[ 85.045479][ T5850] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 85.060068][ T5850] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 85.067759][ T5850] 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 1560 would solve the problem.
[ 85.094062][ T5850] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 85.148156][ T5850] hsr_slave_0: entered promiscuous mode
[ 85.156776][ T5850] hsr_slave_1: entered promiscuous mode
[ 85.319604][ T5850] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 85.330772][ T5850] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 85.349081][ T5850] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 85.358884][ T5850] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 85.397459][ T5850] bridge0: port 2(bridge_slave_1) entered blocking state
[ 85.404907][ T5850] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 85.413165][ T5850] bridge0: port 1(bridge_slave_0) entered blocking state
[ 85.420650][ T5850] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 85.485191][ T5850] 8021q: adding VLAN 0 to HW filter on device bond0
[ 85.501513][ T4511] bridge0: port 1(bridge_slave_0) entered disabled state
[ 85.511041][ T4511] bridge0: port 2(bridge_slave_1) entered disabled state
[ 85.529400][ T5850] 8021q: adding VLAN 0 to HW filter on device team0
[ 85.551242][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 85.558385][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 85.571926][ T4511] bridge0: port 2(bridge_slave_1) entered blocking state
[ 85.579019][ T4511] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 85.787527][ T5850] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 85.838065][ T5850] veth0_vlan: entered promiscuous mode
[ 85.863891][ T5850] veth1_vlan: entered promiscuous mode
[ 85.891680][ T5850] veth0_macvtap: entered promiscuous mode
[ 85.900486][ T5850] veth1_macvtap: entered promiscuous mode
[ 85.924576][ T5850] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 85.937407][ T5850] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 85.956704][ T5850] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 85.966105][ T5850] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 85.975112][ T5850] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 85.984075][ T5850] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.154989][ T3430] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2026/01/06 02:53:07 executed programs: 0
[ 86.593998][ T5079] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 86.603297][ T5079] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 86.610888][ T5079] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 86.619694][ T5079] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 86.628802][ T5079] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 86.639125][ T5079] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 86.773391][ T5880] chnl_net:caif_netlink_parms(): no params data found
[ 86.847833][ T5880] bridge0: port 1(bridge_slave_0) entered blocking state
[ 86.855191][ T5880] bridge0: port 1(bridge_slave_0) entered disabled state
[ 86.863352][ T5880] bridge_slave_0: entered allmulticast mode
[ 86.870173][ T5880] bridge_slave_0: entered promiscuous mode
[ 86.879028][ T5880] bridge0: port 2(bridge_slave_1) entered blocking state
[ 86.887472][ T5880] bridge0: port 2(bridge_slave_1) entered disabled state
[ 86.894974][ T5880] bridge_slave_1: entered allmulticast mode
[ 86.901974][ T5880] bridge_slave_1: entered promiscuous mode
[ 86.934805][ T5880] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 86.947459][ T5880] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 86.959481][ T23] cfg80211: failed to load regulatory.db
[ 86.990560][ T5880] team0: Port device team_slave_0 added
[ 86.999583][ T5880] team0: Port device team_slave_1 added
[ 87.032297][ T5880] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 87.039366][ T5880] 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 1560 would solve the problem.
[ 87.065912][ T5880] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 87.079235][ T5880] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 87.086253][ T5880] 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 1560 would solve the problem.
[ 87.112726][ T5880] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 87.161381][ T5880] hsr_slave_0: entered promiscuous mode
[ 87.167763][ T5880] hsr_slave_1: entered promiscuous mode
[ 87.175039][ T5880] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 87.184479][ T5880] Cannot create hsr debugfs directory
[ 88.513981][ T3430] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 88.712277][ T5079] Bluetooth: hci0: command tx timeout
[ 90.791730][ T5079] Bluetooth: hci0: command tx timeout
[ 91.034581][ T3430] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 91.125882][ T3430] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 92.058855][ T5880] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 92.083374][ T5880] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 92.105193][ T3430] hsr_slave_0: left promiscuous mode
[ 92.114862][ T3430] hsr_slave_1: left promiscuous mode
[ 92.121418][ T3430] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 92.128992][ T3430] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 92.141703][ T3430] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 92.149165][ T3430] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 92.160460][ T3430] bridge_slave_1: left allmulticast mode
[ 92.166251][ T3430] bridge_slave_1: left promiscuous mode
[ 92.173080][ T3430] bridge0: port 2(bridge_slave_1) entered disabled state
[ 92.184388][ T3430] bridge_slave_0: left allmulticast mode
[ 92.190047][ T3430] bridge_slave_0: left promiscuous mode
[ 92.196596][ T3430] bridge0: port 1(bridge_slave_0) entered disabled state
[ 92.216817][ T3430] veth1_macvtap: left promiscuous mode
[ 92.222689][ T3430] veth0_macvtap: left promiscuous mode
[ 92.228252][ T3430] veth1_vlan: left promiscuous mode
[ 92.234056][ T3430] veth0_vlan: left promiscuous mode
[ 92.630462][ T3430] team0 (unregistering): Port device team_slave_1 removed
[ 92.663989][ T3430] team0 (unregistering): Port device team_slave_0 removed
[ 92.694745][ T3430] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 92.731735][ T3430] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 92.871763][ T5079] Bluetooth: hci0: command tx timeout
[ 93.055739][ T3430] bond0 (unregistering): Released all slaves
[ 93.151502][ T5880] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 93.161539][ T5880] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 93.264870][ T5880] 8021q: adding VLAN 0 to HW filter on device bond0
[ 93.288387][ T5880] 8021q: adding VLAN 0 to HW filter on device team0
[ 93.321924][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 93.329094][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 93.343196][ T42] bridge0: port 2(bridge_slave_1) entered blocking state
[ 93.350327][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 93.584039][ T5880] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 93.628871][ T5880] veth0_vlan: entered promiscuous mode
[ 93.640389][ T5880] veth1_vlan: entered promiscuous mode
[ 93.679465][ T5880] veth0_macvtap: entered promiscuous mode
[ 93.690291][ T5880] veth1_macvtap: entered promiscuous mode
[ 93.706635][ T5880] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 93.730557][ T5880] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 93.742477][ T5880] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 93.752918][ T5880] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 93.762262][ T5880] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 93.770989][ T5880] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 93.849673][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 93.863079][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 93.897112][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 93.905606][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 93.957128][ T5929] syz.0.17[5929]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
[ 93.976677][ T5929] loop0: detected capacity change from 0 to 512
[ 94.006899][ T5929]
[ 94.009292][ T5929] ======================================================
[ 94.016340][ T5929] WARNING: possible circular locking dependency detected
[ 94.023374][ T5929] syzkaller #0 Not tainted
[ 94.027777][ T5929] ------------------------------------------------------
[ 94.034798][ T5929] syz.0.17/5929 is trying to acquire lock:
[ 94.040618][ T5929] ffff888030818bd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x170/0x2f0
[ 94.050623][ T5929]
[ 94.050623][ T5929] but task is already holding lock:
[ 94.058064][ T5929] ffff8880747764c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3dc/0x6e0
[ 94.067885][ T5929]
[ 94.067885][ T5929] which lock already depends on the new lock.
[ 94.067885][ T5929]
[ 94.078300][ T5929]
[ 94.078300][ T5929] the existing dependency chain (in reverse order) is:
[ 94.087309][ T5929]
[ 94.087309][ T5929] -> #2 (&ei->xattr_sem){++++}-{3:3}:
[ 94.094860][ T5929] down_read+0x46/0x2e0
[ 94.099534][ T5929] ext4_setattr+0x86b/0x1c90
[ 94.104639][ T5929] notify_change+0xb0d/0xe10
[ 94.109761][ T5929] chown_common+0x3f9/0x5a0
[ 94.114788][ T5929] do_fchownat+0x168/0x270
[ 94.119742][ T5929] __x64_sys_chown+0x82/0x90
[ 94.124852][ T5929] do_syscall_64+0x55/0xb0
[ 94.129788][ T5929] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 94.136208][ T5929]
[ 94.136208][ T5929] -> #1 (jbd2_handle){++++}-{0:0}:
[ 94.143503][ T5929] start_this_handle+0x1e9d/0x20c0
[ 94.149131][ T5929] jbd2__journal_start+0x2bb/0x5b0
[ 94.154787][ T5929] __ext4_journal_start_sb+0x203/0x570
[ 94.160776][ T5929] ext4_do_writepages+0xf92/0x38d0
[ 94.166403][ T5929] ext4_writepages+0x1a8/0x2f0
[ 94.171697][ T5929] do_writepages+0x3a2/0x600
[ 94.176825][ T5929] filemap_fdatawrite_wbc+0x122/0x180
[ 94.182719][ T5929] file_write_and_wait_range+0x171/0x240
[ 94.188867][ T5929] ext4_sync_file+0x281/0xc10
[ 94.194061][ T5929] __x64_sys_fsync+0x195/0x1d0
[ 94.199341][ T5929] do_syscall_64+0x55/0xb0
[ 94.204284][ T5929] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 94.210700][ T5929]
[ 94.210700][ T5929] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
[ 94.219118][ T5929] __lock_acquire+0x2ddb/0x7c80
[ 94.224488][ T5929] lock_acquire+0x197/0x410
[ 94.229506][ T5929] percpu_down_read+0x44/0x1a0
[ 94.234809][ T5929] ext4_writepages+0x170/0x2f0
[ 94.240090][ T5929] do_writepages+0x3a2/0x600
[ 94.245198][ T5929] __writeback_single_inode+0x153/0xee0
[ 94.251259][ T5929] writeback_single_inode+0x211/0x720
[ 94.257144][ T5929] write_inode_now+0x161/0x1e0
[ 94.262424][ T5929] iput+0x5b2/0x920
[ 94.266748][ T5929] ext4_xattr_block_set+0x273a/0x32a0
[ 94.272661][ T5929] ext4_expand_extra_isize_ea+0x10ea/0x19e0
[ 94.279070][ T5929] __ext4_expand_extra_isize+0x306/0x400
[ 94.285219][ T5929] __ext4_mark_inode_dirty+0x45d/0x6e0
[ 94.291203][ T5929] ext4_evict_inode+0x7ed/0xea0
[ 94.296648][ T5929] evict+0x486/0x870
[ 94.301060][ T5929] ext4_orphan_cleanup+0xbd4/0x1400
[ 94.306777][ T5929] ext4_fill_super+0x5de4/0x66c0
[ 94.312229][ T5929] get_tree_bdev+0x3e4/0x510
[ 94.317333][ T5929] vfs_get_tree+0x8c/0x280
[ 94.322261][ T5929] do_new_mount+0x24b/0xa40
[ 94.327278][ T5929] __se_sys_mount+0x2da/0x3c0
[ 94.332470][ T5929] do_syscall_64+0x55/0xb0
[ 94.337397][ T5929] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 94.343803][ T5929]
[ 94.343803][ T5929] other info that might help us debug this:
[ 94.343803][ T5929]
[ 94.354024][ T5929] Chain exists of:
[ 94.354024][ T5929] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem
[ 94.354024][ T5929]
[ 94.367399][ T5929] Possible unsafe locking scenario:
[ 94.367399][ T5929]
[ 94.374837][ T5929] CPU0 CPU1
[ 94.380190][ T5929] ---- ----
[ 94.385542][ T5929] lock(&ei->xattr_sem);
[ 94.389861][ T5929] lock(jbd2_handle);
[ 94.396441][ T5929] lock(&ei->xattr_sem);
[ 94.403370][ T5929] rlock(&sbi->s_writepages_rwsem);
[ 94.408650][ T5929]
[ 94.408650][ T5929] *** DEADLOCK ***
[ 94.408650][ T5929]
[ 94.416787][ T5929] 3 locks held by syz.0.17/5929:
[ 94.421712][ T5929] #0: ffff88802bdb60e0 (&type->s_umount_key#31){++++}-{3:3}, at: get_tree_bdev+0x344/0x510
[ 94.431810][ T5929] #1: ffff88802bdb6608 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2b9/0xea0
[ 94.441249][ T5929] #2: ffff8880747764c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3dc/0x6e0
[ 94.451514][ T5929]
[ 94.451514][ T5929] stack backtrace:
[ 94.457391][ T5929] CPU: 0 PID: 5929 Comm: syz.0.17 Not tainted syzkaller #0
[ 94.464595][ T5929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 94.474664][ T5929] Call Trace:
[ 94.477940][ T5929]
[ 94.480871][ T5929] dump_stack_lvl+0x16c/0x230
[ 94.485567][ T5929] ? load_image+0x3b0/0x3b0
[ 94.490065][ T5929] ? show_regs_print_info+0x20/0x20
[ 94.495262][ T5929] ? print_circular_bug+0x12b/0x1a0
[ 94.500453][ T5929] check_noncircular+0x2bd/0x3c0
[ 94.505384][ T5929] ? look_up_lock_class+0x75/0x140
[ 94.510507][ T5929] ? print_deadlock_bug+0x5d0/0x5d0
[ 94.515733][ T5929] ? lockdep_lock+0xe0/0x220
[ 94.520321][ T5929] ? _find_first_zero_bit+0xd3/0x100
[ 94.525610][ T5929] __lock_acquire+0x2ddb/0x7c80
[ 94.530463][ T5929] ? mark_lock+0x94/0x320
[ 94.534803][ T5929] ? verify_lock_unused+0x140/0x140
[ 94.540013][ T5929] ? __lock_acquire+0x1334/0x7c80
[ 94.545041][ T5929] ? verify_lock_unused+0x140/0x140
[ 94.550236][ T5929] lock_acquire+0x197/0x410
[ 94.554735][ T5929] ? ext4_writepages+0x170/0x2f0
[ 94.559673][ T5929] ? __might_sleep+0xe0/0xe0
[ 94.564259][ T5929] ? mark_lock+0x94/0x320
[ 94.568671][ T5929] ? read_lock_is_recursive+0x20/0x20
[ 94.574039][ T5929] ? __lock_acquire+0x1334/0x7c80
[ 94.579061][ T5929] percpu_down_read+0x44/0x1a0
[ 94.583826][ T5929] ? ext4_writepages+0x170/0x2f0
[ 94.588765][ T5929] ext4_writepages+0x170/0x2f0
[ 94.593543][ T5929] ? ext4_read_folio+0x2f0/0x2f0
[ 94.598483][ T5929] ? __rwlock_init+0x150/0x150
[ 94.603244][ T5929] ? _raw_spin_unlock_irqrestore+0x86/0x110
[ 94.609136][ T5929] ? do_raw_spin_unlock+0x121/0x230
[ 94.614334][ T5929] ? ext4_read_folio+0x2f0/0x2f0
[ 94.619268][ T5929] do_writepages+0x3a2/0x600
[ 94.623862][ T5929] ? folio_clear_dirty_for_io+0xc30/0xc30
[ 94.629598][ T5929] ? writeback_single_inode+0x206/0x720
[ 94.635148][ T5929] ? __lock_acquire+0x7c80/0x7c80
[ 94.640177][ T5929] ? do_raw_spin_lock+0x121/0x2c0
[ 94.645229][ T5929] ? get_tree_bdev+0x3e4/0x510
[ 94.650006][ T5929] __writeback_single_inode+0x153/0xee0
[ 94.655577][ T5929] writeback_single_inode+0x211/0x720
[ 94.660950][ T5929] ? write_inode_now+0x1e0/0x1e0
[ 94.665887][ T5929] write_inode_now+0x161/0x1e0
[ 94.670653][ T5929] ? bdi_split_work_to_wbs+0x890/0x890
[ 94.676112][ T5929] ? do_raw_spin_unlock+0x121/0x230
[ 94.681332][ T5929] iput+0x5b2/0x920
[ 94.685143][ T5929] ext4_xattr_block_set+0x273a/0x32a0
[ 94.690598][ T5929] ? __might_sleep+0xe0/0xe0
[ 94.695198][ T5929] ? xattr_find_entry+0x12b/0x2f0
[ 94.700310][ T5929] ? ext4_xattr_block_find+0x350/0x350
[ 94.705775][ T5929] ? ext4_xattr_block_find+0x2d4/0x350
[ 94.711331][ T5929] ext4_expand_extra_isize_ea+0x10ea/0x19e0
[ 94.717285][ T5929] __ext4_expand_extra_isize+0x306/0x400
[ 94.722948][ T5929] __ext4_mark_inode_dirty+0x45d/0x6e0
[ 94.728405][ T5929] ext4_evict_inode+0x7ed/0xea0
[ 94.733250][ T5929] ? _raw_spin_unlock+0x28/0x40
[ 94.738100][ T5929] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 94.743987][ T5929] ? do_raw_spin_unlock+0x121/0x230
[ 94.749184][ T5929] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 94.755073][ T5929] evict+0x486/0x870
[ 94.758964][ T5929] ? __lock_acquire+0x7c80/0x7c80
[ 94.764001][ T5929] ? proc_nr_inodes+0x230/0x230
[ 94.768846][ T5929] ? do_raw_spin_unlock+0x121/0x230
[ 94.774039][ T5929] ? _raw_spin_unlock+0x28/0x40
[ 94.778885][ T5929] ? iput+0x70a/0x920
[ 94.782861][ T5929] ext4_orphan_cleanup+0xbd4/0x1400
[ 94.788149][ T5929] ? ext4_orphan_del+0xba0/0xba0
[ 94.793091][ T5929] ? ext4_register_li_request+0x183/0x940
[ 94.798808][ T5929] ? errseq_check_and_advance+0x66/0x120
[ 94.804437][ T5929] ext4_fill_super+0x5de4/0x66c0
[ 94.809372][ T5929] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 94.815614][ T5929] ? __might_sleep+0xe0/0xe0
[ 94.820219][ T5929] ? read_lock_is_recursive+0x20/0x20
[ 94.825583][ T5929] ? snprintf+0xdb/0x120
[ 94.830010][ T5929] ? vscnprintf+0x80/0x80
[ 94.834372][ T5929] ? down_write+0x162/0x1f0
[ 94.838882][ T5929] ? down_read_killable+0x340/0x340
[ 94.844093][ T5929] ? setup_bdev_super+0x56b/0x660
[ 94.849129][ T5929] get_tree_bdev+0x3e4/0x510
[ 94.853723][ T5929] ? vfs_parse_fs_string+0x160/0x160
[ 94.859010][ T5929] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 94.865257][ T5929] ? setup_bdev_super+0x660/0x660
[ 94.870282][ T5929] ? apparmor_capable+0x137/0x1a0
[ 94.875313][ T5929] ? bpf_lsm_capable+0x9/0x10
[ 94.880003][ T5929] ? security_capable+0x89/0xb0
[ 94.884853][ T5929] vfs_get_tree+0x8c/0x280
[ 94.889274][ T5929] do_new_mount+0x24b/0xa40
[ 94.893778][ T5929] __se_sys_mount+0x2da/0x3c0
[ 94.898611][ T5929] ? __x64_sys_mount+0xc0/0xc0
[ 94.903383][ T5929] ? lockdep_hardirqs_on+0x98/0x150
[ 94.908773][ T5929] ? __x64_sys_mount+0x20/0xc0
[ 94.913642][ T5929] do_syscall_64+0x55/0xb0
[ 94.918065][ T5929] ? clear_bhb_loop+0x40/0x90
[ 94.922745][ T5929] ? clear_bhb_loop+0x40/0x90
[ 94.927416][ T5929] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 94.933307][ T5929] RIP: 0033:0x7fcfddd90eea
[ 94.937720][ T5929] 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
[ 94.957329][ T5929] RSP: 002b:00007ffce4661588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 94.965740][ T5929] RAX: ffffffffffffffda RBX: 00007ffce4661610 RCX: 00007fcfddd90eea
[ 94.973724][ T5929] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffce46615d0
[ 94.981699][ T5929] RBP: 0000200000000180 R08: 00007ffce4661610 R09: 0000000000800718
[ 94.989681][ T5929] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 94.997649][ T5929] R13: 00007ffce46615d0 R14: 000000000000046f R15: 0000200000000200
[ 95.005622][ T5929]
[ 95.015378][ T5079] Bluetooth: hci0: command tx timeout
[ 95.022304][ T5929] ------------[ cut here ]------------
[ 95.027799][ T5929] EA inode 11 i_nlink=2
[ 95.028021][ T5929] WARNING: CPU: 0 PID: 5929 at fs/ext4/xattr.c:1075 ext4_xattr_inode_update_ref+0x4fb/0x550
[ 95.044127][ T5929] Modules linked in:
[ 95.048289][ T5929] CPU: 0 PID: 5929 Comm: syz.0.17 Not tainted syzkaller #0
[ 95.055548][ T5929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 95.065773][ T5929] RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550
[ 95.072463][ T5929] Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 06 2c 9a ff 49 8b 37 48 c7 c7 a0 c6 be 8a 89 da e8 35 3a 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 7f a3 24 08
[ 95.092184][ T5929] RSP: 0018:ffffc900033371c0 EFLAGS: 00010246
[ 95.098273][ T5929] RAX: 5535d438b7ea2400 RBX: 0000000000000002 RCX: ffff88807a2f5a00
[ 95.106316][ T5929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 95.114714][ T5929] RBP: ffffc900033372b8 R08: ffffc90003336dc7 R09: 1ffff92000666db8
[ 95.122732][ T5929] R10: dffffc0000000000 R11: fffff52000666db9 R12: dffffc0000000000
[ 95.130725][ T5929] R13: ffff8880745f72a8 R14: ffff8880745f70b0 R15: ffff8880745f7100
[ 95.138743][ T5929] FS: 000055558a5a4500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 95.147729][ T5929] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.154595][ T5929] CR2: 00007f99b819a000 CR3: 0000000077832000 CR4: 00000000003506f0
[ 95.162670][ T5929] Call Trace:
[ 95.166003][ T5929]
[ 95.168948][ T5929] ? ext4_xattr_list_entries+0x3d0/0x3d0
[ 95.174720][ T5929] ? ext4_xattr_inode_iget+0x3df/0x600
[ 95.180203][ T5929] ext4_xattr_set_entry+0xcda/0x1e90
[ 95.185545][ T5929] ext4_xattr_ibody_set+0x254/0x6a0
[ 95.190872][ T5929] ext4_expand_extra_isize_ea+0x113a/0x19e0
[ 95.196879][ T5929] __ext4_expand_extra_isize+0x306/0x400
[ 95.202661][ T5929] __ext4_mark_inode_dirty+0x45d/0x6e0
[ 95.208150][ T5929] ext4_evict_inode+0x7ed/0xea0
[ 95.213036][ T5929] ? _raw_spin_unlock+0x28/0x40
[ 95.217909][ T5929] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 95.223937][ T5929] ? do_raw_spin_unlock+0x121/0x230
[ 95.229158][ T5929] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 95.235183][ T5929] evict+0x486/0x870
[ 95.239099][ T5929] ? __lock_acquire+0x7c80/0x7c80
[ 95.244197][ T5929] ? proc_nr_inodes+0x230/0x230
[ 95.249073][ T5929] ? do_raw_spin_unlock+0x121/0x230
[ 95.254503][ T5929] ? _raw_spin_unlock+0x28/0x40
[ 95.259367][ T5929] ? iput+0x70a/0x920
[ 95.263422][ T5929] ext4_orphan_cleanup+0xbd4/0x1400
[ 95.268666][ T5929] ? ext4_orphan_del+0xba0/0xba0
[ 95.273683][ T5929] ? ext4_register_li_request+0x183/0x940
[ 95.279548][ T5929] ? errseq_check_and_advance+0x66/0x120
[ 95.285226][ T5929] ext4_fill_super+0x5de4/0x66c0
[ 95.290183][ T5929] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 95.296467][ T5929] ? __might_sleep+0xe0/0xe0
[ 95.301098][ T5929] ? read_lock_is_recursive+0x20/0x20
[ 95.306947][ T5929] ? snprintf+0xdb/0x120
[ 95.311244][ T5929] ? vscnprintf+0x80/0x80
[ 95.315595][ T5929] ? down_write+0x162/0x1f0
[ 95.320094][ T5929] ? down_read_killable+0x340/0x340
[ 95.325334][ T5929] ? setup_bdev_super+0x56b/0x660
[ 95.330376][ T5929] get_tree_bdev+0x3e4/0x510
[ 95.335011][ T5929] ? vfs_parse_fs_string+0x160/0x160
[ 95.340314][ T5929] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 95.346585][ T5929] ? setup_bdev_super+0x660/0x660
[ 95.351663][ T5929] ? apparmor_capable+0x137/0x1a0
[ 95.356833][ T5929] ? bpf_lsm_capable+0x9/0x10
[ 95.361589][ T5929] ? security_capable+0x89/0xb0
[ 95.366472][ T5929] vfs_get_tree+0x8c/0x280
[ 95.370887][ T5929] do_new_mount+0x24b/0xa40
[ 95.375523][ T5929] __se_sys_mount+0x2da/0x3c0
[ 95.380216][ T5929] ? __x64_sys_mount+0xc0/0xc0
[ 95.385009][ T5929] ? lockdep_hardirqs_on+0x98/0x150
[ 95.390225][ T5929] ? __x64_sys_mount+0x20/0xc0
[ 95.395028][ T5929] do_syscall_64+0x55/0xb0
[ 95.399467][ T5929] ? clear_bhb_loop+0x40/0x90
[ 95.404185][ T5929] ? clear_bhb_loop+0x40/0x90
[ 95.408879][ T5929] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 95.414798][ T5929] RIP: 0033:0x7fcfddd90eea
[ 95.419253][ T5929] 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
[ 95.439279][ T5929] RSP: 002b:00007ffce4661588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 95.447835][ T5929] RAX: ffffffffffffffda RBX: 00007ffce4661610 RCX: 00007fcfddd90eea
[ 95.455956][ T5929] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffce46615d0
[ 95.464221][ T5929] RBP: 0000200000000180 R08: 00007ffce4661610 R09: 0000000000800718
[ 95.472285][ T5929] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 95.480311][ T5929] R13: 00007ffce46615d0 R14: 000000000000046f R15: 0000200000000200
[ 95.488348][ T5929]
[ 95.491437][ T5929] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 95.498715][ T5929] CPU: 0 PID: 5929 Comm: syz.0.17 Not tainted syzkaller #0
[ 95.505931][ T5929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 95.516014][ T5929] Call Trace:
[ 95.519311][ T5929]
[ 95.522249][ T5929] dump_stack_lvl+0x16c/0x230
[ 95.527036][ T5929] ? show_regs_print_info+0x20/0x20
[ 95.532249][ T5929] ? load_image+0x3b0/0x3b0
[ 95.536763][ T5929] panic+0x2c0/0x710
[ 95.540665][ T5929] ? bpf_jit_dump+0xd0/0xd0
[ 95.545188][ T5929] __warn+0x2e0/0x470
[ 95.549175][ T5929] ? ext4_xattr_inode_update_ref+0x4fb/0x550
[ 95.555165][ T5929] ? ext4_xattr_inode_update_ref+0x4fb/0x550
[ 95.561275][ T5929] report_bug+0x2be/0x4f0
[ 95.565623][ T5929] ? ext4_xattr_inode_update_ref+0x4fb/0x550
[ 95.571617][ T5929] ? ext4_xattr_inode_update_ref+0x4fb/0x550
[ 95.577604][ T5929] ? ext4_xattr_inode_update_ref+0x4fd/0x550
[ 95.583594][ T5929] handle_bug+0xcf/0x120
[ 95.587860][ T5929] exc_invalid_op+0x1a/0x50
[ 95.592373][ T5929] asm_exc_invalid_op+0x1a/0x20
[ 95.597241][ T5929] RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550
[ 95.603850][ T5929] Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 06 2c 9a ff 49 8b 37 48 c7 c7 a0 c6 be 8a 89 da e8 35 3a 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 7f a3 24 08
[ 95.623461][ T5929] RSP: 0018:ffffc900033371c0 EFLAGS: 00010246
[ 95.629659][ T5929] RAX: 5535d438b7ea2400 RBX: 0000000000000002 RCX: ffff88807a2f5a00
[ 95.637674][ T5929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 95.645649][ T5929] RBP: ffffc900033372b8 R08: ffffc90003336dc7 R09: 1ffff92000666db8
[ 95.653626][ T5929] R10: dffffc0000000000 R11: fffff52000666db9 R12: dffffc0000000000
[ 95.661625][ T5929] R13: ffff8880745f72a8 R14: ffff8880745f70b0 R15: ffff8880745f7100
[ 95.669644][ T5929] ? ext4_xattr_list_entries+0x3d0/0x3d0
[ 95.675300][ T5929] ? ext4_xattr_inode_iget+0x3df/0x600
[ 95.680776][ T5929] ext4_xattr_set_entry+0xcda/0x1e90
[ 95.686080][ T5929] ext4_xattr_ibody_set+0x254/0x6a0
[ 95.691291][ T5929] ext4_expand_extra_isize_ea+0x113a/0x19e0
[ 95.697200][ T5929] __ext4_expand_extra_isize+0x306/0x400
[ 95.702846][ T5929] __ext4_mark_inode_dirty+0x45d/0x6e0
[ 95.708317][ T5929] ext4_evict_inode+0x7ed/0xea0
[ 95.713175][ T5929] ? _raw_spin_unlock+0x28/0x40
[ 95.718035][ T5929] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 95.723933][ T5929] ? do_raw_spin_unlock+0x121/0x230
[ 95.729148][ T5929] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 95.735045][ T5929] evict+0x486/0x870
[ 95.738945][ T5929] ? __lock_acquire+0x7c80/0x7c80
[ 95.743980][ T5929] ? proc_nr_inodes+0x230/0x230
[ 95.748838][ T5929] ? do_raw_spin_unlock+0x121/0x230
[ 95.754047][ T5929] ? _raw_spin_unlock+0x28/0x40
[ 95.758901][ T5929] ? iput+0x70a/0x920
[ 95.762885][ T5929] ext4_orphan_cleanup+0xbd4/0x1400
[ 95.768100][ T5929] ? ext4_orphan_del+0xba0/0xba0
[ 95.773050][ T5929] ? ext4_register_li_request+0x183/0x940
[ 95.778781][ T5929] ? errseq_check_and_advance+0x66/0x120
[ 95.784533][ T5929] ext4_fill_super+0x5de4/0x66c0
[ 95.789481][ T5929] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 95.795901][ T5929] ? __might_sleep+0xe0/0xe0
[ 95.800496][ T5929] ? read_lock_is_recursive+0x20/0x20
[ 95.805869][ T5929] ? snprintf+0xdb/0x120
[ 95.810121][ T5929] ? vscnprintf+0x80/0x80
[ 95.814457][ T5929] ? down_write+0x162/0x1f0
[ 95.818962][ T5929] ? down_read_killable+0x340/0x340
[ 95.824194][ T5929] ? setup_bdev_super+0x56b/0x660
[ 95.829224][ T5929] get_tree_bdev+0x3e4/0x510
[ 95.833825][ T5929] ? vfs_parse_fs_string+0x160/0x160
[ 95.839210][ T5929] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 95.845458][ T5929] ? setup_bdev_super+0x660/0x660
[ 95.850487][ T5929] ? apparmor_capable+0x137/0x1a0
[ 95.855514][ T5929] ? bpf_lsm_capable+0x9/0x10
[ 95.860199][ T5929] ? security_capable+0x89/0xb0
[ 95.865055][ T5929] vfs_get_tree+0x8c/0x280
[ 95.869479][ T5929] do_new_mount+0x24b/0xa40
[ 95.873994][ T5929] __se_sys_mount+0x2da/0x3c0
[ 95.878683][ T5929] ? __x64_sys_mount+0xc0/0xc0
[ 95.883453][ T5929] ? lockdep_hardirqs_on+0x98/0x150
[ 95.888655][ T5929] ? __x64_sys_mount+0x20/0xc0
[ 95.893422][ T5929] do_syscall_64+0x55/0xb0
[ 95.897852][ T5929] ? clear_bhb_loop+0x40/0x90
[ 95.902540][ T5929] ? clear_bhb_loop+0x40/0x90
[ 95.907231][ T5929] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 95.913147][ T5929] RIP: 0033:0x7fcfddd90eea
[ 95.917599][ T5929] 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
[ 95.937224][ T5929] RSP: 002b:00007ffce4661588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 95.945648][ T5929] RAX: ffffffffffffffda RBX: 00007ffce4661610 RCX: 00007fcfddd90eea
[ 95.953629][ T5929] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffce46615d0
[ 95.961606][ T5929] RBP: 0000200000000180 R08: 00007ffce4661610 R09: 0000000000800718
[ 95.969592][ T5929] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0
[ 95.977570][ T5929] R13: 00007ffce46615d0 R14: 000000000000046f R15: 0000200000000200
[ 95.985552][ T5929]
[ 95.988702][ T5929] Kernel Offset: disabled
[ 95.993016][ T5929] Rebooting in 86400 seconds..