Warning: Permanently added '10.128.0.177' (ED25519) to the list of known hosts. 2025/12/26 22:15:23 parsed 1 programs [ 55.739052][ T4188] cgroup: Unknown subsys name 'net' [ 55.882604][ T4188] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 57.201331][ T4188] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 59.131820][ T4221] chnl_net:caif_netlink_parms(): no params data found [ 59.200562][ T4221] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.209139][ T4221] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.219190][ T4221] device bridge_slave_0 entered promiscuous mode [ 59.230574][ T4221] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.240331][ T4221] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.249525][ T4221] device bridge_slave_1 entered promiscuous mode [ 59.297912][ T4221] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.310114][ T4221] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.341301][ T4221] team0: Port device team_slave_0 added [ 59.350710][ T4221] team0: Port device team_slave_1 added [ 59.375594][ T4221] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.383154][ T4221] 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. [ 59.410174][ T4221] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.424769][ T4221] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.432246][ T4221] 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. [ 59.461971][ T4221] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.502968][ T4221] device hsr_slave_0 entered promiscuous mode [ 59.510042][ T4221] device hsr_slave_1 entered promiscuous mode [ 59.645901][ T4221] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.660318][ T4221] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.671351][ T4221] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.682305][ T4221] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.715672][ T4221] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.723245][ T4221] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.731736][ T4221] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.739013][ T4221] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.815912][ T4221] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.832086][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.846087][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.855256][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.864623][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 59.879760][ T4221] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.893183][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.903169][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.910581][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.939406][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.948639][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.955804][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.966288][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.978001][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.990007][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.006504][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.019275][ T4221] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.034817][ T4221] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.043585][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.176332][ T4221] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.186290][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.196359][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.218064][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.227677][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.246517][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.255492][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.264735][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.273282][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.285193][ T4221] device veth0_vlan entered promiscuous mode [ 60.300578][ T4221] device veth1_vlan entered promiscuous mode [ 60.353074][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 60.361917][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 60.371401][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 60.380917][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.391505][ T4221] device veth0_macvtap entered promiscuous mode [ 60.405790][ T4221] device veth1_macvtap entered promiscuous mode [ 60.432124][ T4221] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.440225][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.449427][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 60.458448][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.468287][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.480434][ T4221] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.487900][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 60.496506][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.508498][ T4221] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.518067][ T4221] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.527343][ T4221] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.536149][ T4221] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.629420][ T4221] syz-executor (4221) used greatest stack depth: 20544 bytes left [ 60.914497][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.938881][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.949478][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.959781][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.968510][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.984034][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/12/26 22:15:32 executed programs: 0 [ 62.543448][ T1501] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.685960][ T4288] chnl_net:caif_netlink_parms(): no params data found [ 62.723398][ T4288] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.730599][ T4288] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.738761][ T4288] device bridge_slave_0 entered promiscuous mode [ 62.747140][ T4288] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.754276][ T4288] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.763306][ T4288] device bridge_slave_1 entered promiscuous mode [ 62.782478][ T4288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.793358][ T4288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.814267][ T4288] team0: Port device team_slave_0 added [ 62.821431][ T4288] team0: Port device team_slave_1 added [ 62.837809][ T4288] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.845105][ T4288] 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. [ 62.873067][ T4288] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.885083][ T4288] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.893709][ T4288] 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. [ 62.920614][ T4288] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.950078][ T4288] device hsr_slave_0 entered promiscuous mode [ 62.957074][ T4288] device hsr_slave_1 entered promiscuous mode [ 62.964161][ T4288] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.972158][ T4288] Cannot create hsr debugfs directory [ 64.677761][ T4243] Bluetooth: hci0: command 0x0409 tx timeout [ 65.552767][ T1501] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.603132][ T1501] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.672750][ T1501] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.572479][ T4288] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.583594][ T4288] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.592313][ T4288] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.604059][ T4288] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.668544][ T4288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.686641][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.694433][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.705908][ T4288] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.729814][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.738854][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.747914][ T1276] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.755006][ T1276] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.759369][ T13] Bluetooth: hci0: command 0x041b tx timeout [ 66.779213][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.788395][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.797676][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.806035][ T1276] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.813145][ T1276] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.822435][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.832895][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.842107][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.851238][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.860008][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.869005][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.877719][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.886033][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.896083][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.927258][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.935716][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.947803][ T4288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.035115][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.045502][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.075647][ T4288] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.093463][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.102644][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.135132][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.143525][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.152810][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.161329][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.171584][ T4288] device veth0_vlan entered promiscuous mode [ 67.199661][ T4288] device veth1_vlan entered promiscuous mode [ 67.216164][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.225085][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.233204][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 67.241925][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.254206][ T4288] device veth0_macvtap entered promiscuous mode [ 67.265223][ T4288] device veth1_macvtap entered promiscuous mode [ 67.287672][ T4288] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 67.299058][ T4288] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 67.311640][ T4288] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.330217][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.338801][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 67.347024][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.355588][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.365688][ T4288] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 67.376263][ T4288] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 67.388867][ T4288] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.397296][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.406013][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.429676][ T1501] device hsr_slave_0 left promiscuous mode [ 67.436464][ T1501] device hsr_slave_1 left promiscuous mode [ 67.443283][ T1501] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 67.450977][ T1501] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 67.460740][ T1501] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 67.468386][ T1501] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 67.476132][ T1501] device bridge_slave_1 left promiscuous mode [ 67.483454][ T1501] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.495717][ T1501] device bridge_slave_0 left promiscuous mode [ 67.503273][ T1501] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.519565][ T1501] device veth1_macvtap left promiscuous mode [ 67.525796][ T1501] device veth0_macvtap left promiscuous mode [ 67.532091][ T1501] device veth1_vlan left promiscuous mode [ 67.538577][ T1501] device veth0_vlan left promiscuous mode [ 67.682493][ T1501] team0 (unregistering): Port device team_slave_1 removed [ 67.696138][ T1501] team0 (unregistering): Port device team_slave_0 removed [ 67.710023][ T1501] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 67.724696][ T1501] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 67.773935][ T1501] bond0 (unregistering): Released all slaves [ 67.831924][ T4288] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.842063][ T4288] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.850865][ T4288] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.859895][ T4288] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.934738][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.952577][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.960707][ T1276] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.964501][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.978955][ T1276] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.991647][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.045743][ T4350] loop0: detected capacity change from 0 to 512 [ 68.093947][ T4350] EXT4-fs (loop0): Ignoring removed bh option [ 68.121885][ T4350] EXT4-fs (loop0): mounting ext3 file system using the ext4 subsystem [ 68.147278][ T4350] EXT4-fs (loop0): 1 truncate cleaned up [ 68.153313][ T4350] EXT4-fs (loop0): mounted filesystem without journal. Opts: jqfmt=vfsold,resgid=0x000000000000ee00,bh,noload,data_err=ignore,usrjquota=,,errors=continue. Quota mode: none. [ 68.181404][ T4350] [ 68.183773][ T4350] ===================================== [ 68.189400][ T4350] WARNING: bad unlock balance detected! [ 68.194965][ T4350] syzkaller #0 Not tainted [ 68.199592][ T4350] ------------------------------------- [ 68.205224][ T4350] syz.0.17/4350 is trying to release lock (&type->i_mutex_dir_key) at: [ 68.213465][ T4350] [] swap_inode_boot_loader+0x310/0x10f0 [ 68.220667][ T4350] but there are no more locks to release! [ 68.226359][ T4350] [ 68.226359][ T4350] other info that might help us debug this: [ 68.234394][ T4350] 1 lock held by syz.0.17/4350: [ 68.239227][ T4350] #0: ffff88807d4d8460 (sb_writers#13){.+.+}-{0:0}, at: mnt_want_write_file+0x5c/0x200 [ 68.248970][ T4350] [ 68.248970][ T4350] stack backtrace: [ 68.254855][ T4350] CPU: 0 PID: 4350 Comm: syz.0.17 Not tainted syzkaller #0 [ 68.262119][ T4350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 68.272193][ T4350] Call Trace: [ 68.275471][ T4350] [ 68.278394][ T4350] dump_stack_lvl+0x168/0x230 [ 68.283066][ T4350] ? show_regs_print_info+0x20/0x20 [ 68.288251][ T4350] ? swap_inode_boot_loader+0x310/0x10f0 [ 68.293876][ T4350] lock_release+0x52f/0x870 [ 68.298385][ T4350] ? unlock_two_nondirectories+0xbc/0x120 [ 68.304110][ T4350] ? swap_inode_boot_loader+0x310/0x10f0 [ 68.309779][ T4350] ? __lock_acquire+0x7c60/0x7c60 [ 68.314804][ T4350] ? __rwlock_init+0x140/0x140 [ 68.319577][ T4350] ? preempt_count_add+0x8d/0x190 [ 68.324602][ T4350] up_write+0x29/0x420 [ 68.328669][ T4350] swap_inode_boot_loader+0x310/0x10f0 [ 68.334134][ T4350] ext4_ioctl+0x18f3/0x3590 [ 68.338625][ T4350] ? ext4_fileattr_set+0x16a0/0x16a0 [ 68.343898][ T4350] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 68.349526][ T4350] ? rcu_lock_release+0x5/0x20 [ 68.354272][ T4350] ? __lock_acquire+0x7c60/0x7c60 [ 68.359286][ T4350] ? kfree+0xef/0x2a0 [ 68.363286][ T4350] ? tomoyo_path_number_perm+0x4d4/0x5d0 [ 68.368908][ T4350] ? verify_lock_unused+0x140/0x140 [ 68.374099][ T4350] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 68.379551][ T4350] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 68.385515][ T4350] ? lock_chain_count+0x20/0x20 [ 68.390356][ T4350] ? bpf_lsm_file_ioctl+0x5/0x10 [ 68.395274][ T4350] ? security_file_ioctl+0x7c/0xa0 [ 68.400372][ T4350] ? ext4_fileattr_set+0x16a0/0x16a0 [ 68.405641][ T4350] __se_sys_ioctl+0xfa/0x170 [ 68.410217][ T4350] do_syscall_64+0x4c/0xa0 [ 68.414628][ T4350] ? clear_bhb_loop+0x30/0x80 [ 68.419310][ T4350] ? clear_bhb_loop+0x30/0x80 [ 68.423997][ T4350] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 68.430009][ T4350] RIP: 0033:0x7f0cac150749 [ 68.434595][ T4350] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 68.454288][ T4350] RSP: 002b:00007fff2c0c18b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 68.462693][ T4350] RAX: ffffffffffffffda RBX: 00007f0cac3a6fa0 RCX: 00007f0cac150749 [ 68.470651][ T4350] RDX: 0000000000000000 RSI: 0000000000006611 RDI: 0000000000000004 [ 68.478694][ T4350] RBP: 00007f0cac1d4f91 R08: 0000000000000000 R09: 0000000000000000 [ 68.486647][ T4350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 68.494600][ T4350] R13: 00007f0cac3a6fa0 R14: 00007f0cac3a6fa0 R15: 0000000000000003 [ 68.502563][ T4350] [ 68.511702][ T4350] ------------[ cut here ]------------ [ 68.518104][ T4350] DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff888072ffdd38, owner = 0x0, curr 0xffff888020cd1dc0, list empty [ 68.537553][ T4350] WARNING: CPU: 0 PID: 4350 at kernel/locking/rwsem.c:1350 up_write+0x3a1/0x420 [ 68.546948][ T4350] Modules linked in: [ 68.550879][ T4350] CPU: 0 PID: 4350 Comm: syz.0.17 Not tainted syzkaller #0 [ 68.558251][ T4350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 68.568729][ T4350] RIP: 0010:up_write+0x3a1/0x420 [ 68.573686][ T4350] Code: 44 d0 48 c7 c7 60 0f 0b 8a 48 c7 c6 20 12 0b 8a 48 8b 14 24 4c 89 f1 4d 89 e0 4c 8b 4c 24 08 41 52 e8 c3 d0 3b 08 48 83 c4 08 <0f> 0b e9 6b fd ff ff 48 c7 c1 48 69 69 8d 80 e1 07 80 c1 03 38 c1 [ 68.593451][ T4350] RSP: 0018:ffffc9000347f950 EFLAGS: 00010296 [ 68.599745][ T4350] RAX: 9bb84a94ea3de800 RBX: ffff888072ffdd38 RCX: ffff888020cd1dc0 [ 68.607782][ T4350] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 68.615930][ T4350] RBP: dffffc0000000000 R08: dffffc0000000000 R09: ffffed10172067b0 [ 68.624867][ T4350] R10: ffffed10172067b0 R11: 1ffff110172067af R12: 0000000000000000 [ 68.633061][ T4350] R13: ffff888072ffdd90 R14: ffff888072ffdd38 R15: 1ffff1100e5ffba8 [ 68.641586][ T4350] FS: 0000555567d6d500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 68.650771][ T4350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.657525][ T4350] CR2: 00007f87c898f000 CR3: 000000001ec4c000 CR4: 00000000003506f0 [ 68.665514][ T4350] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.673805][ T4350] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.682064][ T4350] Call Trace: [ 68.685347][ T4350] [ 68.688533][ T4350] swap_inode_boot_loader+0x310/0x10f0 [ 68.694008][ T4350] ext4_ioctl+0x18f3/0x3590 [ 68.698800][ T4350] ? ext4_fileattr_set+0x16a0/0x16a0 [ 68.704107][ T4350] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 68.710069][ T4350] ? rcu_lock_release+0x5/0x20 [ 68.714935][ T4350] ? __lock_acquire+0x7c60/0x7c60 [ 68.720204][ T4350] ? kfree+0xef/0x2a0 [ 68.724199][ T4350] ? tomoyo_path_number_perm+0x4d4/0x5d0 [ 68.730074][ T4350] ? verify_lock_unused+0x140/0x140 [ 68.735276][ T4350] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 68.741153][ T4350] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 68.747502][ T4350] ? lock_chain_count+0x20/0x20 [ 68.752448][ T4350] ? bpf_lsm_file_ioctl+0x5/0x10 [ 68.757640][ T4350] ? security_file_ioctl+0x7c/0xa0 [ 68.762757][ T4350] ? ext4_fileattr_set+0x16a0/0x16a0 [ 68.768298][ T4350] __se_sys_ioctl+0xfa/0x170 [ 68.772898][ T4350] do_syscall_64+0x4c/0xa0 [ 68.777592][ T4350] ? clear_bhb_loop+0x30/0x80 [ 68.782286][ T4350] ? clear_bhb_loop+0x30/0x80 [ 68.787825][ T4350] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 68.794006][ T4350] RIP: 0033:0x7f0cac150749 [ 68.798773][ T4350] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 68.819197][ T4350] RSP: 002b:00007fff2c0c18b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 68.827940][ T4245] Bluetooth: hci0: command 0x040f tx timeout [ 68.830355][ T4350] RAX: ffffffffffffffda RBX: 00007f0cac3a6fa0 RCX: 00007f0cac150749 [ 68.842799][ T4350] RDX: 0000000000000000 RSI: 0000000000006611 RDI: 0000000000000004 [ 68.851038][ T4350] RBP: 00007f0cac1d4f91 R08: 0000000000000000 R09: 0000000000000000 [ 68.860022][ T4350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 68.868240][ T4350] R13: 00007f0cac3a6fa0 R14: 00007f0cac3a6fa0 R15: 0000000000000003 [ 68.876628][ T4350] [ 68.879675][ T4350] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 68.887229][ T4350] CPU: 0 PID: 4350 Comm: syz.0.17 Not tainted syzkaller #0 [ 68.894463][ T4350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 68.904616][ T4350] Call Trace: [ 68.907896][ T4350] [ 68.910924][ T4350] dump_stack_lvl+0x168/0x230 [ 68.915697][ T4350] ? show_regs_print_info+0x20/0x20 [ 68.921218][ T4350] ? load_image+0x3b0/0x3b0 [ 68.925755][ T4350] panic+0x2c9/0x7f0 [ 68.929643][ T4350] ? bpf_jit_dump+0xd0/0xd0 [ 68.934133][ T4350] ? up_write+0x3a1/0x420 [ 68.938626][ T4350] __warn+0x248/0x2b0 [ 68.942615][ T4350] ? up_write+0x3a1/0x420 [ 68.946949][ T4350] report_bug+0x1b7/0x2e0 [ 68.951299][ T4350] handle_bug+0x3a/0x70 [ 68.955574][ T4350] exc_invalid_op+0x16/0x40 [ 68.960248][ T4350] asm_exc_invalid_op+0x16/0x20 [ 68.965360][ T4350] RIP: 0010:up_write+0x3a1/0x420 [ 68.970305][ T4350] Code: 44 d0 48 c7 c7 60 0f 0b 8a 48 c7 c6 20 12 0b 8a 48 8b 14 24 4c 89 f1 4d 89 e0 4c 8b 4c 24 08 41 52 e8 c3 d0 3b 08 48 83 c4 08 <0f> 0b e9 6b fd ff ff 48 c7 c1 48 69 69 8d 80 e1 07 80 c1 03 38 c1 [ 68.990110][ T4350] RSP: 0018:ffffc9000347f950 EFLAGS: 00010296 [ 68.996162][ T4350] RAX: 9bb84a94ea3de800 RBX: ffff888072ffdd38 RCX: ffff888020cd1dc0 [ 69.004218][ T4350] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 69.012329][ T4350] RBP: dffffc0000000000 R08: dffffc0000000000 R09: ffffed10172067b0 [ 69.020597][ T4350] R10: ffffed10172067b0 R11: 1ffff110172067af R12: 0000000000000000 [ 69.029350][ T4350] R13: ffff888072ffdd90 R14: ffff888072ffdd38 R15: 1ffff1100e5ffba8 [ 69.037677][ T4350] swap_inode_boot_loader+0x310/0x10f0 [ 69.043247][ T4350] ext4_ioctl+0x18f3/0x3590 [ 69.047850][ T4350] ? ext4_fileattr_set+0x16a0/0x16a0 [ 69.053217][ T4350] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 69.058839][ T4350] ? rcu_lock_release+0x5/0x20 [ 69.063587][ T4350] ? __lock_acquire+0x7c60/0x7c60 [ 69.068596][ T4350] ? kfree+0xef/0x2a0 [ 69.072568][ T4350] ? tomoyo_path_number_perm+0x4d4/0x5d0 [ 69.078178][ T4350] ? verify_lock_unused+0x140/0x140 [ 69.083376][ T4350] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 69.089357][ T4350] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 69.095344][ T4350] ? lock_chain_count+0x20/0x20 [ 69.100303][ T4350] ? bpf_lsm_file_ioctl+0x5/0x10 [ 69.105328][ T4350] ? security_file_ioctl+0x7c/0xa0 [ 69.110630][ T4350] ? ext4_fileattr_set+0x16a0/0x16a0 [ 69.115899][ T4350] __se_sys_ioctl+0xfa/0x170 [ 69.120649][ T4350] do_syscall_64+0x4c/0xa0 [ 69.125134][ T4350] ? clear_bhb_loop+0x30/0x80 [ 69.129791][ T4350] ? clear_bhb_loop+0x30/0x80 [ 69.134449][ T4350] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 69.140330][ T4350] RIP: 0033:0x7f0cac150749 [ 69.144729][ T4350] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 69.164326][ T4350] RSP: 002b:00007fff2c0c18b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 69.172726][ T4350] RAX: ffffffffffffffda RBX: 00007f0cac3a6fa0 RCX: 00007f0cac150749 [ 69.180803][ T4350] RDX: 0000000000000000 RSI: 0000000000006611 RDI: 0000000000000004 [ 69.188765][ T4350] RBP: 00007f0cac1d4f91 R08: 0000000000000000 R09: 0000000000000000 [ 69.196726][ T4350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 69.204689][ T4350] R13: 00007f0cac3a6fa0 R14: 00007f0cac3a6fa0 R15: 0000000000000003 [ 69.212648][ T4350] [ 69.216044][ T4350] Kernel Offset: disabled [ 69.220370][ T4350] Rebooting in 86400 seconds..