[ 92.163072][ T991] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.253' (ED25519) to the list of known hosts. 2025/11/10 16:14:54 parsed 1 programs [ 100.123385][ T5809] cgroup: Unknown subsys name 'net' [ 100.384797][ T5809] cgroup: Unknown subsys name 'cpuset' [ 100.419644][ T5809] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 102.400625][ T5809] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 107.147104][ T5837] chnl_net:caif_netlink_parms(): no params data found [ 107.569811][ T5837] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.569983][ T5837] bridge0: port 1(bridge_slave_0) entered disabled state [ 107.570221][ T5837] bridge_slave_0: entered allmulticast mode [ 107.572997][ T5837] bridge_slave_0: entered promiscuous mode [ 107.576740][ T5837] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.576879][ T5837] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.577071][ T5837] bridge_slave_1: entered allmulticast mode [ 107.581449][ T5837] bridge_slave_1: entered promiscuous mode [ 107.775910][ T5837] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 107.780926][ T5837] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 107.952685][ T5837] team0: Port device team_slave_0 added [ 107.955451][ T5837] team0: Port device team_slave_1 added [ 108.252499][ T5837] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 108.252517][ T5837] 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. [ 108.252545][ T5837] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 108.256433][ T5837] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 108.256452][ T5837] 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. [ 108.256473][ T5837] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 108.446910][ T5837] hsr_slave_0: entered promiscuous mode [ 108.448159][ T5837] hsr_slave_1: entered promiscuous mode [ 108.873484][ T5837] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 108.896224][ T5837] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 108.932906][ T5837] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 108.974053][ T5837] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 109.165793][ T5837] 8021q: adding VLAN 0 to HW filter on device bond0 [ 109.190229][ T5837] 8021q: adding VLAN 0 to HW filter on device team0 [ 109.197956][ T1178] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.201781][ T1178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.222772][ T1178] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.222928][ T1178] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.480546][ T5837] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.527973][ T5837] veth0_vlan: entered promiscuous mode [ 109.545005][ T5837] veth1_vlan: entered promiscuous mode [ 109.577998][ T5837] veth0_macvtap: entered promiscuous mode [ 109.585270][ T5837] veth1_macvtap: entered promiscuous mode [ 109.610372][ T5837] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 109.622355][ T5837] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 109.640771][ T1178] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.642649][ T1178] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.643031][ T1178] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.643073][ T1178] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.425006][ T1178] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.762175][ T1178] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 111.042238][ T1178] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 111.754765][ T1178] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 111.824000][ T61] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 111.826217][ T61] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 111.845218][ T61] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 111.846905][ T61] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 111.847713][ T61] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 113.190338][ T1178] bridge_slave_1: left allmulticast mode [ 113.190466][ T1178] bridge_slave_1: left promiscuous mode [ 113.192286][ T1178] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.291398][ T1178] bridge_slave_0: left allmulticast mode [ 113.291430][ T1178] bridge_slave_0: left promiscuous mode [ 113.291705][ T1178] bridge0: port 1(bridge_slave_0) entered disabled state [ 115.009736][ T1178] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 115.079920][ T1178] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 115.101681][ T1178] bond0 (unregistering): Released all slaves [ 115.494669][ T1178] hsr_slave_0: left promiscuous mode [ 115.531113][ T1178] hsr_slave_1: left promiscuous mode [ 115.535544][ T1178] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 115.536173][ T1178] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 115.625117][ T1178] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 115.625148][ T1178] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 115.757589][ T1178] veth1_macvtap: left promiscuous mode [ 115.757831][ T1178] veth0_macvtap: left promiscuous mode [ 115.758131][ T1178] veth1_vlan: left promiscuous mode [ 115.758419][ T1178] veth0_vlan: left promiscuous mode [ 117.859764][ T1178] team0 (unregistering): Port device team_slave_1 removed [ 118.040824][ T1178] team0 (unregistering): Port device team_slave_0 removed [ 121.947141][ T3491] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.947164][ T3491] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.089892][ T2833] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.089914][ T2833] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/11/10 16:15:21 executed programs: 0 [ 122.947799][ T61] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 122.956415][ T61] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 122.962227][ T61] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 122.963883][ T61] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 122.964938][ T61] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 123.775562][ T5979] chnl_net:caif_netlink_parms(): no params data found [ 124.249443][ T5979] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.249601][ T5979] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.249759][ T5979] bridge_slave_0: entered allmulticast mode [ 124.251756][ T5979] bridge_slave_0: entered promiscuous mode [ 124.258737][ T5979] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.293589][ T5979] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.293751][ T5979] bridge_slave_1: entered allmulticast mode [ 124.295685][ T5979] bridge_slave_1: entered promiscuous mode [ 124.494252][ T5979] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 124.497519][ T5979] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 124.927890][ T5979] team0: Port device team_slave_0 added [ 125.032496][ T5979] team0: Port device team_slave_1 added [ 125.047859][ T61] Bluetooth: hci0: command tx timeout [ 125.536506][ T5979] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 125.536524][ T5979] 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. [ 125.536555][ T5979] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 125.541294][ T5979] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 125.541315][ T5979] 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. [ 125.541348][ T5979] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 125.865249][ T5979] hsr_slave_0: entered promiscuous mode [ 125.866196][ T5979] hsr_slave_1: entered promiscuous mode [ 127.119328][ T61] Bluetooth: hci0: command tx timeout [ 127.513644][ T5979] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 127.544308][ T5979] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 127.584518][ T5979] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 127.625260][ T5979] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 127.796764][ T5979] 8021q: adding VLAN 0 to HW filter on device bond0 [ 127.833296][ T5979] 8021q: adding VLAN 0 to HW filter on device team0 [ 127.861368][ T1178] bridge0: port 1(bridge_slave_0) entered blocking state [ 127.861591][ T1178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 127.877745][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.878080][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 128.246193][ T5979] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 128.327546][ T5979] veth0_vlan: entered promiscuous mode [ 128.344828][ T5979] veth1_vlan: entered promiscuous mode [ 128.402346][ T5979] veth0_macvtap: entered promiscuous mode [ 128.408610][ T5979] veth1_macvtap: entered promiscuous mode [ 128.446370][ T5979] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 128.470158][ T5979] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 128.490058][ T3041] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.490111][ T3041] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.490150][ T3041] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.490190][ T3041] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.773367][ T2833] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 128.773387][ T2833] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 128.855713][ T1178] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 128.855736][ T1178] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/11/10 16:15:27 executed programs: 2 [ 129.042050][ T6060] loop0: detected capacity change from 0 to 512 [ 129.156158][ T6060] [ 129.156171][ T6060] ====================================================== [ 129.156184][ T6060] WARNING: possible circular locking dependency detected [ 129.156202][ T6060] syzkaller #0 Not tainted [ 129.156213][ T6060] ------------------------------------------------------ [ 129.156222][ T6060] syz.0.17/6060 is trying to acquire lock: [ 129.156234][ T6060] ffff8880361fac58 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x1cc/0x350 [ 129.156300][ T6060] [ 129.156300][ T6060] but task is already holding lock: [ 129.156306][ T6060] ffff8880521000b8 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700 [ 129.156360][ T6060] [ 129.156360][ T6060] which lock alrea[ 129.156360][ T6060] [ 129.156360][ T6060] which lock already depends on the new lock. [ 129.156360][ T6060] [ 129.156368][ T6060] [ 129.156368][ T6060] the existing dependency chain (in reverse order) is: [ 129.156376][ T6060] [ 129.156376][ T6060] -> #2 (&ei->xattr_sem){++++}-{4:4}: [ 129.156405][ T6060] lock_acquire+0x120/0x360 [ 129.156434][ T6060] down_write+0x3a/0x50 [ 129.156466][ T6060] ext4_xattr_set_handle+0x165/0x1590 [ 129.156497][ T6060] ext4_initxattrs+0x9f/0x110 [ 129.156521][ T6060] security_inode_init_security+0x2a0/0x3f0 [ 129.156560][ T6060] __ext4_new_inode+0x3314/0x3cb0 [ 129.156593][ T6060] ext4_create+0x22d/0x460 [ 129.156617][ T6060] path_openat+0x1500/0x3840 [ 129.156640][ T6060] do_filp_open+0x1fa/0x410 [ 129.156661][ T6060] do_sys_openat2+0x121/0x1c0 [ 129.156681][ T6060] __x64_sys_openat+0x138/0x170 [ 129.156700][ T6060] do_syscall_64+0xfa/0xfa0 [ 129.156729][ T6060] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.156750][ T6060] [ 129.156750][ T6060] -> #1 (jbd2_handle){++++}-{0:0}: [ 129.156779][ T6060] lock_acquire+0x120/0x360 [ 129.156807][ T6060] start_this_handle+0x1fa7/0x21c0 [ 129.156834][ T6060] jbd2__journal_start+0x2c1/0x5b0 [ 129.156862][ T6060] __ext4_journal_start_sb+0x227/0x5c0 [ 129.156894][ T6060] ext4_do_writepages+0xf6f/0x4600 [ 129.156922][ T6060] ext4_writepages+0x205/0x350 [ 129.156949][ T6060] do_writepages+0x32e/0x550 [ 129.156970][ T6060] __writeback_single_inode+0x145/0x1000 [ 129.156997][ T6060] writeback_sb_inodes+0x6b7/0xf60 [ 129.157021][ T6060] __writeback_inodes_wb+0x111/0x240 [ 129.157046][ T6060] wb_writeback+0x44f/0xaf0 [ 129.157068][ T6060] wb_workfn+0xaf4/0xf00 [ 129.157083][ T6060] process_scheduled_works+0xae1/0x17b0 [ 129.157108][ T6060] worker_thread+0x8a0/0xda0 [ 129.157131][ T6060] kthread+0x711/0x8a0 [ 129.157159][ T6060] ret_from_fork+0x4bc/0x870 [ 129.157182][ T6060] ret_from_fork_asm+0x1a/0x30 [ 129.157203][ T6060] [ 129.157203][ T6060] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 129.157234][ T6060] validate_chain+0xb9b/0x2140 [ 129.157251][ T6060] __lock_acquire+0xab9/0xd20 [ 129.157278][ T6060] lock_acquire+0x120/0x360 [ 129.157312][ T6060] percpu_down_read_internal+0x48/0x1d0 [ 129.157331][ T6060] ext4_writepages+0x1cc/0x350 [ 129.157349][ T6060] do_writepages+0x32e/0x550 [ 129.157370][ T6060] __writeback_single_inode+0x145/0x1000 [ 129.157394][ T6060] writeback_single_inode+0x1db/0x640 [ 129.157415][ T6060] write_inode_now+0x160/0x1d0 [ 129.157434][ T6060] iput+0x830/0xc50 [ 129.157461][ T6060] ext4_xattr_block_set+0x1fce/0x2ac0 [ 129.157492][ T6060] ext4_expand_extra_isize_ea+0x12da/0x1ea0 [ 129.157537][ T6060] __ext4_expand_extra_isize+0x30d/0x400 [ 129.157571][ T6060] __ext4_mark_inode_dirty+0x46c/0x700 [ 129.157594][ T6060] ext4_evict_inode+0x80d/0xee0 [ 129.157616][ T6060] evict+0x504/0x9c0 [ 129.157636][ T6060] ext4_orphan_cleanup+0xc20/0x1460 [ 129.157658][ T6060] ext4_fill_super+0x593b/0x61f0 [ 129.157675][ T6060] get_tree_bdev_flags+0x40e/0x4d0 [ 129.157701][ T6060] vfs_get_tree+0x92/0x2b0 [ 129.157726][ T6060] do_new_mount+0x302/0xa10 [ 129.157754][ T6060] __se_sys_mount+0x313/0x410 [ 129.157782][ T6060] do_syscall_64+0xfa/0xfa0 [ 129.157812][ T6060] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.157832][ T6060] [ 129.157832][ T6060] other info that might help us debug this: [ 129.157832][ T6060] [ 129.157839][ T6060] Chain exists of: [ 129.157839][ T6060] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 129.157839][ T6060] [ 129.157874][ T6060] Possible unsafe locking scenario: [ 129.157874][ T6060] [ 129.157881][ T6060] CPU0 CPU1 [ 129.157888][ T6060] ---- ---- [ 129.157894][ T6060] lock(&ei->xattr_sem); [ 129.157909][ T6060] lock(jbd2_handle); [ 129.157923][ T6060] lock(&ei->xattr_sem); [ 129.157939][ T6060] rlock(&sbi->s_writepages_rwsem); [ 129.157955][ T6060] [ 129.157955][ T6060] *** DEADLOCK *** [ 129.157955][ T6060] [ 129.157960][ T6060] 3 locks held by syz.0.17/6060: [ 129.157973][ T6060] #0: ffff8880336740d0 (&type->s_umount_key#26/1){+.+.}-{4:4}, at: alloc_super+0x1ba/0x9a0 [ 129.158038][ T6060] #1: ffff888033674770 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2d6/0xee0 [ 129.158093][ T6060] #2: ffff8880521000b8 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x3eb/0x700 [ 129.158161][ T6060] [ 129.158161][ T6060] stack backtrace: [ 129.158188][ T6060] CPU: 0 UID: 0 PID: 6060 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 129.158213][ T6060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 129.158234][ T6060] Call Trace: [ 129.158247][ T6060] [ 129.158257][ T6060] dump_stack_lvl+0x189/0x250 [ 129.158299][ T6060] ? __pfx_dump_stack_lvl+0x10/0x10 [ 129.158333][ T6060] ? __pfx__printk+0x10/0x10 [ 129.158361][ T6060] ? print_lock_name+0xde/0x100 [ 129.158388][ T6060] print_circular_bug+0x2ee/0x310 [ 129.158412][ T6060] check_noncircular+0x134/0x160 [ 129.158437][ T6060] validate_chain+0xb9b/0x2140 [ 129.158462][ T6060] ? look_up_lock_class+0x74/0x170 [ 129.158495][ T6060] ? register_lock_class+0x51/0x320 [ 129.158539][ T6060] __lock_acquire+0xab9/0xd20 [ 129.158573][ T6060] ? ext4_writepages+0x1cc/0x350 [ 129.158594][ T6060] lock_acquire+0x120/0x360 [ 129.158623][ T6060] ? ext4_writepages+0x1cc/0x350 [ 129.158647][ T6060] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 129.158681][ T6060] ? lockdep_hardirqs_on+0x9c/0x150 [ 129.158715][ T6060] percpu_down_read_internal+0x48/0x1d0 [ 129.158736][ T6060] ? ext4_writepages+0x1cc/0x350 [ 129.158759][ T6060] ext4_writepages+0x1cc/0x350 [ 129.158787][ T6060] ? __pfx_ext4_writepages+0x10/0x10 [ 129.158813][ T6060] ? rt_mutex_slowunlock+0x493/0x8a0 [ 129.158841][ T6060] ? rt_spin_unlock+0x150/0x200 [ 129.158873][ T6060] ? rt_spin_unlock+0x161/0x200 [ 129.158896][ T6060] ? __pfx_ext4_writepages+0x10/0x10 [ 129.158919][ T6060] do_writepages+0x32e/0x550 [ 129.158942][ T6060] ? reacquire_held_locks+0x127/0x1d0 [ 129.158982][ T6060] ? rt_spin_lock+0x1c1/0x3e0 [ 129.159007][ T6060] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 129.159036][ T6060] __writeback_single_inode+0x145/0x1000 [ 129.159067][ T6060] writeback_single_inode+0x1db/0x640 [ 129.159099][ T6060] write_inode_now+0x160/0x1d0 [ 129.159121][ T6060] ? __pfx_write_inode_now+0x10/0x10 [ 129.159167][ T6060] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 129.159196][ T6060] ? rt_spin_unlock+0x150/0x200 [ 129.159222][ T6060] ? rt_spin_unlock+0x161/0x200 [ 129.159247][ T6060] iput+0x830/0xc50 [ 129.159283][ T6060] ext4_xattr_block_set+0x1fce/0x2ac0 [ 129.159331][ T6060] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 129.159365][ T6060] ? ext4_xattr_block_find+0x2d4/0x350 [ 129.159401][ T6060] ext4_expand_extra_isize_ea+0x12da/0x1ea0 [ 129.159453][ T6060] __ext4_expand_extra_isize+0x30d/0x400 [ 129.159494][ T6060] __ext4_mark_inode_dirty+0x46c/0x700 [ 129.159536][ T6060] ext4_evict_inode+0x80d/0xee0 [ 129.159569][ T6060] ? __pfx_ext4_evict_inode+0x10/0x10 [ 129.159594][ T6060] ? rt_spin_unlock+0x150/0x200 [ 129.159621][ T6060] ? rt_spin_unlock+0x161/0x200 [ 129.159647][ T6060] ? __pfx_ext4_evict_inode+0x10/0x10 [ 129.159672][ T6060] evict+0x504/0x9c0 [ 129.159698][ T6060] ? __pfx_evict+0x10/0x10 [ 129.159721][ T6060] ? rt_spin_unlock+0x161/0x200 [ 129.159747][ T6060] ? iput+0x946/0xc50 [ 129.159799][ T6060] ext4_orphan_cleanup+0xc20/0x1460 [ 129.159831][ T6060] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 129.159864][ T6060] ? ext4_register_li_request+0x640/0x720 [ 129.159889][ T6060] ? errseq_check_and_advance+0x66/0x120 [ 129.159918][ T6060] ext4_fill_super+0x593b/0x61f0 [ 129.159955][ T6060] ? __pfx_ext4_fill_super+0x10/0x10 [ 129.159975][ T6060] ? snprintf+0xda/0x120 [ 129.159996][ T6060] ? rt_spin_lock+0x1c1/0x3e0 [ 129.160024][ T6060] ? __pfx_snprintf+0x10/0x10 [ 129.160046][ T6060] ? set_blocksize+0x219/0x450 [ 129.160083][ T6060] ? rt_spin_unlock+0x150/0x200 [ 129.160114][ T6060] ? sb_set_blocksize+0x104/0x180 [ 129.160148][ T6060] ? setup_bdev_super+0x4c1/0x5b0 [ 129.160179][ T6060] get_tree_bdev_flags+0x40e/0x4d0 [ 129.160216][ T6060] ? __pfx_ext4_fill_super+0x10/0x10 [ 129.160238][ T6060] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 129.160276][ T6060] ? cap_capable+0x11f/0x460 [ 129.160296][ T6060] ? safesetid_security_capable+0xa9/0x1a0 [ 129.160321][ T6060] vfs_get_tree+0x92/0x2b0 [ 129.160350][ T6060] do_new_mount+0x302/0xa10 [ 129.160383][ T6060] ? safesetid_security_capable+0xa9/0x1a0 [ 129.160412][ T6060] ? __pfx_do_new_mount+0x10/0x10 [ 129.160441][ T6060] ? ns_capable+0x8a/0xf0 [ 129.160481][ T6060] __se_sys_mount+0x313/0x410 [ 129.160516][ T6060] ? __pfx___se_sys_mount+0x10/0x10 [ 129.160560][ T6060] ? do_syscall_64+0xbe/0xfa0 [ 129.160590][ T6060] ? __x64_sys_mount+0x20/0xc0 [ 129.160622][ T6060] do_syscall_64+0xfa/0xfa0 [ 129.160657][ T6060] ? lockdep_hardirqs_on+0x9c/0x150 [ 129.160699][ T6060] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.160729][ T6060] ? clear_bhb_loop+0x60/0xb0 [ 129.160755][ T6060] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.160777][ T6060] RIP: 0033:0x7fe452430e6a [ 129.160808][ T6060] 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 [ 129.160828][ T6060] RSP: 002b:00007fffea20b6e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.160857][ T6060] RAX: ffffffffffffffda RBX: 00007fffea20b770 RCX: 00007fe452430e6a [ 129.160872][ T6060] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fffea20b730 [ 129.160896][ T6060] RBP: 0000200000000180 R08: 00007fffea20b770 R09: 0000000000800700 [ 129.160916][ T6060] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 129.160934][ T6060] R13: 00007fffea20b730 R14: 000000000000046f R15: 0000200000000200 [ 129.160966][ T6060] [ 129.208725][ T61] Bluetooth: hci0: command tx timeout [ 129.221770][ T6060] ------------[ cut here ]------------ [ 129.221788][ T6060] EA inode 11 i_nlink=2 [ 129.222284][ T6060] WARNING: CPU: 1 PID: 6060 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x51a/0x5b0 [ 129.222372][ T6060] Modules linked in: [ 129.222406][ T6060] CPU: 1 UID: 0 PID: 6060 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 129.222434][ T6060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 129.222450][ T6060] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0 [ 129.222492][ T6060] 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 00 9b ff 8a 4c 89 e6 e8 d7 9b 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 53 08 41 08 44 89 f9 [ 129.222515][ T6060] RSP: 0018:ffffc90003fdf100 EFLAGS: 00010246 [ 129.222536][ T6060] RAX: 7ed174fa3e3e2400 RBX: 0000000000000001 RCX: ffff88802866bc00 [ 129.222554][ T6060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 129.222659][ T6060] RBP: ffffc90003fdf1f8 R08: 0000000000000000 R09: 0000000000000000 [ 129.222673][ T6060] R10: dffffc0000000000 R11: ffffed101712487b R12: 000000000000000b [ 129.222722][ T6060] R13: ffff888052128450 R14: 1ffff1100a425070 R15: ffff888052128380 [ 129.222744][ T6060] FS: 0000555564087500(0000) GS:ffff888126ef7000(0000) knlGS:0000000000000000 [ 129.222766][ T6060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.222793][ T6060] CR2: 0000563c5cd0f048 CR3: 000000003f480000 CR4: 00000000003526f0 [ 129.222815][ T6060] Call Trace: [ 129.222825][ T6060] [ 129.222904][ T6060] ? __pfx_inode_set_ctime_to_ts+0x10/0x10 [ 129.222942][ T6060] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 129.222987][ T6060] ? ext4_xattr_inode_iget+0x3d2/0x5f0 [ 129.223029][ T6060] ext4_xattr_set_entry+0xabb/0x1e20 [ 129.223078][ T6060] ext4_xattr_ibody_set+0x254/0x6a0 [ 129.223119][ T6060] ext4_expand_extra_isize_ea+0x13ad/0x1ea0 [ 129.223173][ T6060] __ext4_expand_extra_isize+0x30d/0x400 [ 129.223219][ T6060] __ext4_mark_inode_dirty+0x46c/0x700 [ 129.223259][ T6060] ext4_evict_inode+0x80d/0xee0 [ 129.223295][ T6060] ? __pfx_ext4_evict_inode+0x10/0x10 [ 129.223324][ T6060] ? rt_spin_unlock+0x150/0x200 [ 129.223355][ T6060] ? rt_spin_unlock+0x161/0x200 [ 129.223383][ T6060] ? __pfx_ext4_evict_inode+0x10/0x10 [ 129.223411][ T6060] evict+0x504/0x9c0 [ 129.223442][ T6060] ? __pfx_evict+0x10/0x10 [ 129.223467][ T6060] ? rt_spin_unlock+0x161/0x200 [ 129.223496][ T6060] ? iput+0x946/0xc50 [ 129.223535][ T6060] ext4_orphan_cleanup+0xc20/0x1460 [ 129.223580][ T6060] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 129.223717][ T6060] ? ext4_register_li_request+0x640/0x720 [ 129.223757][ T6060] ? errseq_check_and_advance+0x66/0x120 [ 129.223788][ T6060] ext4_fill_super+0x593b/0x61f0 [ 129.223826][ T6060] ? __pfx_ext4_fill_super+0x10/0x10 [ 129.223850][ T6060] ? snprintf+0xda/0x120 [ 129.223875][ T6060] ? rt_spin_lock+0x1c1/0x3e0 [ 129.223925][ T6060] ? __pfx_snprintf+0x10/0x10 [ 129.223950][ T6060] ? set_blocksize+0x219/0x450 [ 129.223985][ T6060] ? rt_spin_unlock+0x150/0x200 [ 129.224016][ T6060] ? sb_set_blocksize+0x104/0x180 [ 129.224053][ T6060] ? setup_bdev_super+0x4c1/0x5b0 [ 129.224086][ T6060] get_tree_bdev_flags+0x40e/0x4d0 [ 129.224119][ T6060] ? __pfx_ext4_fill_super+0x10/0x10 [ 129.224144][ T6060] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 129.224174][ T6060] ? cap_capable+0x11f/0x460 [ 129.224197][ T6060] ? safesetid_security_capable+0xa9/0x1a0 [ 129.224225][ T6060] vfs_get_tree+0x92/0x2b0 [ 129.224259][ T6060] do_new_mount+0x302/0xa10 [ 129.224291][ T6060] ? safesetid_security_capable+0xa9/0x1a0 [ 129.224317][ T6060] ? __pfx_do_new_mount+0x10/0x10 [ 129.224351][ T6060] ? ns_capable+0x8a/0xf0 [ 129.224390][ T6060] __se_sys_mount+0x313/0x410 [ 129.224428][ T6060] ? __pfx___se_sys_mount+0x10/0x10 [ 129.224465][ T6060] ? do_syscall_64+0xbe/0xfa0 [ 129.224499][ T6060] ? __x64_sys_mount+0x20/0xc0 [ 129.224533][ T6060] do_syscall_64+0xfa/0xfa0 [ 129.224568][ T6060] ? lockdep_hardirqs_on+0x9c/0x150 [ 129.224602][ T6060] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.224628][ T6060] ? clear_bhb_loop+0x60/0xb0 [ 129.224656][ T6060] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.224682][ T6060] RIP: 0033:0x7fe452430e6a [ 129.224705][ T6060] 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 [ 129.224726][ T6060] RSP: 002b:00007fffea20b6e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.224753][ T6060] RAX: ffffffffffffffda RBX: 00007fffea20b770 RCX: 00007fe452430e6a [ 129.224772][ T6060] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fffea20b730 [ 129.224790][ T6060] RBP: 0000200000000180 R08: 00007fffea20b770 R09: 0000000000800700 [ 129.224808][ T6060] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 129.224825][ T6060] R13: 00007fffea20b730 R14: 000000000000046f R15: 0000200000000200 [ 129.224852][ T6060] [ 129.224864][ T6060] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 129.224892][ T6060] CPU: 1 UID: 0 PID: 6060 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 129.224920][ T6060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 129.224936][ T6060] Call Trace: [ 129.224946][ T6060] [ 129.224955][ T6060] dump_stack_lvl+0x99/0x250 [ 129.224994][ T6060] ? __asan_memcpy+0x40/0x70 [ 129.225023][ T6060] ? __pfx_dump_stack_lvl+0x10/0x10 [ 129.225061][ T6060] ? __pfx__printk+0x10/0x10 [ 129.225097][ T6060] vpanic+0x237/0x6d0 [ 129.225121][ T6060] ? __pfx_vpanic+0x10/0x10 [ 129.225150][ T6060] panic+0xb9/0xc0 [ 129.225171][ T6060] ? __pfx_panic+0x10/0x10 [ 129.225203][ T6060] __warn+0x31b/0x4b0 [ 129.225224][ T6060] ? ext4_xattr_inode_update_ref+0x51a/0x5b0 [ 129.225267][ T6060] ? ext4_xattr_inode_update_ref+0x51a/0x5b0 [ 129.225307][ T6060] report_bug+0x2be/0x4f0 [ 129.225341][ T6060] ? ext4_xattr_inode_update_ref+0x51a/0x5b0 [ 129.225382][ T6060] ? ext4_xattr_inode_update_ref+0x51a/0x5b0 [ 129.225422][ T6060] ? ext4_xattr_inode_update_ref+0x51c/0x5b0 [ 129.225463][ T6060] handle_bug+0x84/0x160 [ 129.225485][ T6060] exc_invalid_op+0x1a/0x50 [ 129.225507][ T6060] asm_exc_invalid_op+0x1a/0x20 [ 129.225531][ T6060] RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0 [ 129.225572][ T6060] 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 00 9b ff 8a 4c 89 e6 e8 d7 9b 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 53 08 41 08 44 89 f9 [ 129.225593][ T6060] RSP: 0018:ffffc90003fdf100 EFLAGS: 00010246 [ 129.225614][ T6060] RAX: 7ed174fa3e3e2400 RBX: 0000000000000001 RCX: ffff88802866bc00 [ 129.225632][ T6060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 129.225645][ T6060] RBP: ffffc90003fdf1f8 R08: 0000000000000000 R09: 0000000000000000 [ 129.225661][ T6060] R10: dffffc0000000000 R11: ffffed101712487b R12: 000000000000000b [ 129.225679][ T6060] R13: ffff888052128450 R14: 1ffff1100a425070 R15: ffff888052128380 [ 129.225708][ T6060] ? __pfx_inode_set_ctime_to_ts+0x10/0x10 [ 129.225739][ T6060] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 129.225782][ T6060] ? ext4_xattr_inode_iget+0x3d2/0x5f0 [ 129.225826][ T6060] ext4_xattr_set_entry+0xabb/0x1e20 [ 129.225874][ T6060] ext4_xattr_ibody_set+0x254/0x6a0 [ 129.225922][ T6060] ext4_expand_extra_isize_ea+0x13ad/0x1ea0 [ 129.225983][ T6060] __ext4_expand_extra_isize+0x30d/0x400 [ 129.226031][ T6060] __ext4_mark_inode_dirty+0x46c/0x700 [ 129.226070][ T6060] ext4_evict_inode+0x80d/0xee0 [ 129.226107][ T6060] ? __pfx_ext4_evict_inode+0x10/0x10 [ 129.226136][ T6060] ? rt_spin_unlock+0x150/0x200 [ 129.226167][ T6060] ? rt_spin_unlock+0x161/0x200 [ 129.226196][ T6060] ? __pfx_ext4_evict_inode+0x10/0x10 [ 129.226224][ T6060] evict+0x504/0x9c0 [ 129.226256][ T6060] ? __pfx_evict+0x10/0x10 [ 129.226280][ T6060] ? rt_spin_unlock+0x161/0x200 [ 129.226311][ T6060] ? iput+0x946/0xc50 [ 129.226349][ T6060] ext4_orphan_cleanup+0xc20/0x1460 [ 129.226386][ T6060] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 129.226415][ T6060] ? ext4_register_li_request+0x640/0x720 [ 129.226437][ T6060] ? errseq_check_and_advance+0x66/0x120 [ 129.226467][ T6060] ext4_fill_super+0x593b/0x61f0 [ 129.226502][ T6060] ? __pfx_ext4_fill_super+0x10/0x10 [ 129.226526][ T6060] ? snprintf+0xda/0x120 [ 129.226549][ T6060] ? rt_spin_lock+0x1c1/0x3e0 [ 129.226581][ T6060] ? __pfx_snprintf+0x10/0x10 [ 129.226604][ T6060] ? set_blocksize+0x219/0x450 [ 129.226639][ T6060] ? rt_spin_unlock+0x150/0x200 [ 129.226670][ T6060] ? sb_set_blocksize+0x104/0x180 [ 129.226707][ T6060] ? setup_bdev_super+0x4c1/0x5b0 [ 129.226740][ T6060] get_tree_bdev_flags+0x40e/0x4d0 [ 129.226772][ T6060] ? __pfx_ext4_fill_super+0x10/0x10 [ 129.226792][ T6060] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 129.226823][ T6060] ? cap_capable+0x11f/0x460 [ 129.226845][ T6060] ? safesetid_security_capable+0xa9/0x1a0 [ 129.226873][ T6060] vfs_get_tree+0x92/0x2b0 [ 129.226915][ T6060] do_new_mount+0x302/0xa10 [ 129.226947][ T6060] ? safesetid_security_capable+0xa9/0x1a0 [ 129.226974][ T6060] ? __pfx_do_new_mount+0x10/0x10 [ 129.227008][ T6060] ? ns_capable+0x8a/0xf0 [ 129.227047][ T6060] __se_sys_mount+0x313/0x410 [ 129.227085][ T6060] ? __pfx___se_sys_mount+0x10/0x10 [ 129.227122][ T6060] ? do_syscall_64+0xbe/0xfa0 [ 129.227157][ T6060] ? __x64_sys_mount+0x20/0xc0 [ 129.227191][ T6060] do_syscall_64+0xfa/0xfa0 [ 129.227226][ T6060] ? lockdep_hardirqs_on+0x9c/0x150 [ 129.227261][ T6060] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.227286][ T6060] ? clear_bhb_loop+0x60/0xb0 [ 129.227314][ T6060] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.227338][ T6060] RIP: 0033:0x7fe452430e6a [ 129.227357][ T6060] 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 [ 129.227379][ T6060] RSP: 002b:00007fffea20b6e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.227415][ T6060] RAX: ffffffffffffffda RBX: 00007fffea20b770 RCX: 00007fe452430e6a [ 129.227436][ T6060] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fffea20b730 [ 129.227454][ T6060] RBP: 0000200000000180 R08: 00007fffea20b770 R09: 0000000000800700 [ 129.227471][ T6060] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 129.227489][ T6060] R13: 00007fffea20b730 R14: 000000000000046f R15: 0000200000000200 [ 129.227518][ T6060] [ 129.227828][ T6060] Kernel Offset: disabled