Warning: Permanently added '10.128.1.67' (ED25519) to the list of known hosts. 2025/08/28 00:51:52 parsed 1 programs [ 63.329115][ T5788] cgroup: Unknown subsys name 'net' [ 63.462563][ T5788] cgroup: Unknown subsys name 'rlimit' [ 64.875036][ T5788] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 66.485799][ T2893] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.497162][ T2893] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.538848][ T58] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.547828][ T58] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.929735][ T5812] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 66.939003][ T5812] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 66.947321][ T5812] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 66.955341][ T5812] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 66.963237][ T5812] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 66.970581][ T5812] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 69.827028][ T5866] chnl_net:caif_netlink_parms(): no params data found [ 69.891348][ T5866] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.900249][ T5866] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.908432][ T5866] bridge_slave_0: entered allmulticast mode [ 69.915213][ T5866] bridge_slave_0: entered promiscuous mode [ 69.924636][ T5866] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.932270][ T5866] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.939525][ T5866] bridge_slave_1: entered allmulticast mode [ 69.947002][ T5866] bridge_slave_1: entered promiscuous mode [ 69.978335][ T5866] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.990709][ T5866] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.028013][ T5866] team0: Port device team_slave_0 added [ 70.037110][ T5866] team0: Port device team_slave_1 added [ 70.074978][ T5866] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.082920][ T5866] 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. [ 70.110025][ T5866] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.123525][ T5866] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.131747][ T5866] 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. [ 70.158196][ T5866] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.201040][ T5866] hsr_slave_0: entered promiscuous mode [ 70.208115][ T5866] hsr_slave_1: entered promiscuous mode [ 70.360635][ T5866] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.372309][ T5866] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.382315][ T5866] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.392213][ T5866] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.419699][ T5866] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.426990][ T5866] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.434893][ T5866] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.442074][ T5866] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.516479][ T5866] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.533269][ T2893] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.543831][ T2893] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.570322][ T5866] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.582804][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.589975][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.611392][ T3460] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.618567][ T3460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.658958][ T5866] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.818293][ T5866] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.863572][ T5866] veth0_vlan: entered promiscuous mode [ 70.874141][ T5866] veth1_vlan: entered promiscuous mode [ 70.918080][ T5866] veth0_macvtap: entered promiscuous mode [ 70.927332][ T5866] veth1_macvtap: entered promiscuous mode [ 70.944622][ T5866] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.960191][ T5866] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.978710][ T5866] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.989239][ T5866] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.998770][ T5866] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.007633][ T5866] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.171229][ T5866] syz-executor (5866) used greatest stack depth: 20552 bytes left [ 71.193820][ T58] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/08/28 00:52:01 executed programs: 0 [ 71.500185][ T5104] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.509144][ T5104] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.517701][ T5104] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.528440][ T5104] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.536985][ T5104] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 71.544354][ T5104] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 71.611547][ T1280] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.626251][ T1280] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.692126][ T5897] chnl_net:caif_netlink_parms(): no params data found [ 71.749949][ T5897] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.757343][ T5897] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.764541][ T5897] bridge_slave_0: entered allmulticast mode [ 71.771671][ T5897] bridge_slave_0: entered promiscuous mode [ 71.780695][ T5897] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.788790][ T5897] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.796055][ T5897] bridge_slave_1: entered allmulticast mode [ 71.802791][ T5897] bridge_slave_1: entered promiscuous mode [ 71.831421][ T5897] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.843637][ T5897] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.885713][ T5897] team0: Port device team_slave_0 added [ 71.894157][ T5897] team0: Port device team_slave_1 added [ 71.920624][ T5897] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.932485][ T5897] 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. [ 71.958833][ T5897] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.972438][ T5897] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.979595][ T5897] 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. [ 72.006114][ T5897] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.053729][ T5897] hsr_slave_0: entered promiscuous mode [ 72.060241][ T5897] hsr_slave_1: entered promiscuous mode [ 72.066775][ T5897] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.074628][ T5897] Cannot create hsr debugfs directory [ 73.607070][ T5104] Bluetooth: hci0: command tx timeout [ 73.767631][ T58] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.686073][ T5104] Bluetooth: hci0: command tx timeout [ 75.935560][ T58] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.012415][ T58] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.787636][ T58] hsr_slave_0: left promiscuous mode [ 76.806364][ T58] hsr_slave_1: left promiscuous mode [ 76.826770][ T58] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 76.834250][ T58] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 76.867835][ T58] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 76.875277][ T58] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 76.897459][ T58] bridge_slave_1: left allmulticast mode [ 76.903159][ T58] bridge_slave_1: left promiscuous mode [ 76.911155][ T58] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.935491][ T58] bridge_slave_0: left allmulticast mode [ 76.943476][ T58] bridge_slave_0: left promiscuous mode [ 76.949436][ T58] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.981892][ T58] veth1_macvtap: left promiscuous mode [ 76.987997][ T58] veth0_macvtap: left promiscuous mode [ 76.993651][ T58] veth1_vlan: left promiscuous mode [ 77.001440][ T58] veth0_vlan: left promiscuous mode [ 77.448652][ T58] team0 (unregistering): Port device team_slave_1 removed [ 77.478380][ T58] team0 (unregistering): Port device team_slave_0 removed [ 77.510271][ T58] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 77.541178][ T58] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 77.776002][ T5104] Bluetooth: hci0: command tx timeout [ 77.801439][ T58] bond0 (unregistering): Released all slaves [ 77.897091][ T5897] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.907485][ T5897] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.918191][ T5897] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.931924][ T5897] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.029259][ T5897] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.045653][ T5897] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.060002][ T1106] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.067155][ T1106] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.088567][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.095694][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.140106][ T5897] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 78.303600][ T5897] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.342067][ T5897] veth0_vlan: entered promiscuous mode [ 78.357737][ T5897] veth1_vlan: entered promiscuous mode [ 78.384756][ T5897] veth0_macvtap: entered promiscuous mode [ 78.393671][ T5897] veth1_macvtap: entered promiscuous mode [ 78.409622][ T5897] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.430057][ T5897] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.441560][ T5897] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.450591][ T5897] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.459818][ T5897] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.468929][ T5897] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.532863][ T1094] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.542003][ T1094] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.564775][ T1094] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.574128][ T1094] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.464140][ T5950] ================================================================== [ 79.472255][ T5950] BUG: KASAN: slab-use-after-free in __lock_acquire+0xff/0x7c80 [ 79.479937][ T5950] Read of size 8 at addr ffff88807b225cb8 by task syz.0.17/5950 [ 79.487578][ T5950] [ 79.489900][ T5950] CPU: 1 PID: 5950 Comm: syz.0.17 Not tainted 6.6.102-syzkaller #0 [ 79.497792][ T5950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 79.507855][ T5950] Call Trace: [ 79.511127][ T5950] [ 79.514051][ T5950] dump_stack_lvl+0x16c/0x230 [ 79.518719][ T5950] ? __lock_acquire+0x7c80/0x7c80 [ 79.523730][ T5950] ? show_regs_print_info+0x20/0x20 [ 79.528917][ T5950] ? load_image+0x3b0/0x3b0 [ 79.533440][ T5950] ? __virt_addr_valid+0x469/0x540 [ 79.538542][ T5950] print_report+0xac/0x220 [ 79.542947][ T5950] ? __lock_acquire+0xff/0x7c80 [ 79.547785][ T5950] kasan_report+0x117/0x150 [ 79.552275][ T5950] ? __lock_acquire+0xff/0x7c80 [ 79.557111][ T5950] __lock_acquire+0xff/0x7c80 [ 79.561791][ T5950] ? verify_lock_unused+0x140/0x140 [ 79.566978][ T5950] ? __schedule+0x14da/0x44d0 [ 79.571648][ T5950] ? verify_lock_unused+0x140/0x140 [ 79.577267][ T5950] ? mark_lock+0x94/0x320 [ 79.581580][ T5950] ? verify_lock_unused+0x140/0x140 [ 79.586760][ T5950] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 79.592725][ T5950] lock_acquire+0x197/0x410 [ 79.597220][ T5950] ? remove_wait_queue+0x24/0x120 [ 79.602236][ T5950] ? read_lock_is_recursive+0x20/0x20 [ 79.607593][ T5950] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 79.613614][ T5950] _raw_spin_lock_irqsave+0xa8/0xf0 [ 79.619154][ T5950] ? remove_wait_queue+0x24/0x120 [ 79.624175][ T5950] ? _raw_spin_lock+0x40/0x40 [ 79.628846][ T5950] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 79.634727][ T5950] ? _raw_spin_unlock+0x40/0x40 [ 79.639598][ T5950] remove_wait_queue+0x24/0x120 [ 79.644437][ T5950] poll_freewait+0xb1/0x240 [ 79.648931][ T5950] do_select+0x175b/0x1840 [ 79.653340][ T5950] ? do_select+0xef/0x1840 [ 79.657745][ T5950] ? core_sys_select+0x950/0x950 [ 79.662671][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.669073][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.675316][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.681543][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.687773][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.694000][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.700227][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.706455][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.712682][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 79.718908][ T5950] ? __lock_acquire+0x7c80/0x7c80 [ 79.724077][ T5950] ? __lock_acquire+0x7c80/0x7c80 [ 79.730045][ T5950] ? __might_fault+0xaa/0x120 [ 79.734701][ T5950] ? __might_fault+0xc6/0x120 [ 79.739355][ T5950] ? __might_fault+0xaa/0x120 [ 79.744013][ T5950] core_sys_select+0x71c/0x950 [ 79.748763][ T5950] ? futex_wait_setup+0x260/0x260 [ 79.753864][ T5950] ? poll_select_set_timeout+0x160/0x160 [ 79.759490][ T5950] ? sigprocmask+0x190/0x190 [ 79.764064][ T5950] ? bpf_link_show_fdinfo+0x350/0x350 [ 79.769439][ T5950] __se_sys_pselect6+0x285/0x310 [ 79.774374][ T5950] ? __x64_sys_pselect6+0xf0/0xf0 [ 79.779568][ T5950] ? __x64_sys_pselect6+0x21/0xf0 [ 79.784581][ T5950] do_syscall_64+0x55/0xb0 [ 79.788980][ T5950] ? clear_bhb_loop+0x40/0x90 [ 79.793637][ T5950] ? clear_bhb_loop+0x40/0x90 [ 79.798298][ T5950] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 79.804183][ T5950] RIP: 0033:0x7f17c1f8ebe9 [ 79.808596][ T5950] 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 [ 79.828185][ T5950] RSP: 002b:00007f17c2e85038 EFLAGS: 00000246 ORIG_RAX: 000000000000010e [ 79.836609][ T5950] RAX: ffffffffffffffda RBX: 00007f17c21b5fa0 RCX: 00007f17c1f8ebe9 [ 79.844582][ T5950] RDX: 0000000000000000 RSI: 0000200000000100 RDI: 0000000000000040 [ 79.852548][ T5950] RBP: 00007f17c2011e19 R08: 0000000000000000 R09: 0000000000000000 [ 79.860527][ T5950] R10: 00002000000002c0 R11: 0000000000000246 R12: 0000000000000000 [ 79.868532][ T5950] R13: 00007f17c21b6038 R14: 00007f17c21b5fa0 R15: 00007ffe2dd59ce8 [ 79.876936][ T5950] [ 79.879940][ T5950] [ 79.882256][ T5950] Allocated by task 5950: [ 79.886564][ T5950] kasan_set_track+0x4e/0x70 [ 79.891154][ T5950] __kasan_kmalloc+0x8f/0xa0 [ 79.895727][ T5950] comedi_device_postconfig+0x496/0xc50 [ 79.901259][ T5950] comedi_device_attach+0x533/0x660 [ 79.906457][ T5950] comedi_unlocked_ioctl+0x68d/0xf90 [ 79.911729][ T5950] __se_sys_ioctl+0xfd/0x170 [ 79.916926][ T5950] do_syscall_64+0x55/0xb0 [ 79.921328][ T5950] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 79.927225][ T5950] [ 79.929530][ T5950] Freed by task 5951: [ 79.933488][ T5950] kasan_set_track+0x4e/0x70 [ 79.938082][ T5950] kasan_save_free_info+0x2e/0x50 [ 79.943090][ T5950] ____kasan_slab_free+0x126/0x1e0 [ 79.948186][ T5950] slab_free_freelist_hook+0x130/0x1b0 [ 79.953809][ T5950] __kmem_cache_free+0xba/0x1f0 [ 79.958649][ T5950] comedi_device_detach+0x363/0x6f0 [ 79.963922][ T5950] comedi_unlocked_ioctl+0xbd0/0xf90 [ 79.969198][ T5950] __se_sys_ioctl+0xfd/0x170 [ 79.973772][ T5950] do_syscall_64+0x55/0xb0 [ 79.978189][ T5950] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 79.984091][ T5950] [ 79.986398][ T5950] The buggy address belongs to the object at ffff88807b225c00 [ 79.986398][ T5950] which belongs to the cache kmalloc-256 of size 256 [ 80.000444][ T5950] The buggy address is located 184 bytes inside of [ 80.000444][ T5950] freed 256-byte region [ffff88807b225c00, ffff88807b225d00) [ 80.014223][ T5950] [ 80.016625][ T5950] The buggy address belongs to the physical page: [ 80.023026][ T5950] page:ffffea0001ec8900 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b224 [ 80.033162][ T5950] head:ffffea0001ec8900 order:1 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 80.042082][ T5950] flags: 0xfff00000000840(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 80.050056][ T5950] page_type: 0xffffffff() [ 80.054371][ T5950] raw: 00fff00000000840 ffff888017841b40 dead000000000122 0000000000000000 [ 80.062938][ T5950] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 80.071499][ T5950] page dumped because: kasan: bad access detected [ 80.077991][ T5950] page_owner tracks the page as allocated [ 80.083685][ T5950] page last allocated via order 1, migratetype Unmovable, gfp_mask 0x152820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 1094, tgid 1094 (kworker/u4:7), ts 78313279443, free_ts 78228037751 [ 80.104443][ T5950] post_alloc_hook+0x1cd/0x210 [ 80.109204][ T5950] get_page_from_freelist+0x195c/0x19f0 [ 80.114737][ T5950] __alloc_pages+0x1e3/0x460 [ 80.119314][ T5950] alloc_slab_page+0x4f/0x170 [ 80.123978][ T5950] new_slab+0x87/0x2e0 [ 80.128038][ T5950] ___slab_alloc+0xc6d/0x12f0 [ 80.132700][ T5950] __kmem_cache_alloc_node+0x1a2/0x260 [ 80.138231][ T5950] __kmalloc_node+0xa4/0x230 [ 80.142808][ T5950] memcg_alloc_slab_cgroups+0x87/0x130 [ 80.148252][ T5950] new_slab+0xc3/0x2e0 [ 80.152314][ T5950] ___slab_alloc+0xc6d/0x12f0 [ 80.156989][ T5950] kmem_cache_alloc+0x1b7/0x2e0 [ 80.162175][ T5950] fib6_add_1+0xa28/0x1430 [ 80.166662][ T5950] fib6_add+0x1da/0x3d20 [ 80.170892][ T5950] ip6_ins_rt+0xc9/0x120 [ 80.175119][ T5950] __ipv6_ifa_notify+0x62f/0xaa0 [ 80.180041][ T5950] page last free stack trace: [ 80.184692][ T5950] free_unref_page_prepare+0x7ce/0x8e0 [ 80.190181][ T5950] free_unref_page+0x32/0x2e0 [ 80.194872][ T5950] __slab_free+0x35e/0x410 [ 80.199292][ T5950] qlist_free_all+0x75/0xe0 [ 80.203789][ T5950] kasan_quarantine_reduce+0x143/0x160 [ 80.209258][ T5950] __kasan_slab_alloc+0x22/0x80 [ 80.214092][ T5950] slab_post_alloc_hook+0x6e/0x4d0 [ 80.219194][ T5950] kmem_cache_alloc_node+0x150/0x330 [ 80.224465][ T5950] __alloc_skb+0x108/0x2c0 [ 80.228968][ T5950] inet_netconf_notify_devconf+0x173/0x230 [ 80.234761][ T5950] devinet_exit_net+0x111/0x220 [ 80.239596][ T5950] cleanup_net+0x6f4/0xb90 [ 80.243995][ T5950] process_scheduled_works+0xa45/0x15b0 [ 80.249528][ T5950] worker_thread+0xa55/0xfc0 [ 80.254103][ T5950] kthread+0x2fa/0x390 [ 80.258161][ T5950] ret_from_fork+0x48/0x80 [ 80.262576][ T5950] [ 80.264880][ T5950] Memory state around the buggy address: [ 80.270492][ T5950] ffff88807b225b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 80.278533][ T5950] ffff88807b225c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.286679][ T5950] >ffff88807b225c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.294727][ T5950] ^ [ 80.300605][ T5950] ffff88807b225d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 80.308649][ T5950] ffff88807b225d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 80.316707][ T5950] ================================================================== [ 80.324764][ T5950] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 80.331941][ T5950] CPU: 1 PID: 5950 Comm: syz.0.17 Not tainted 6.6.102-syzkaller #0 [ 80.339828][ T5950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 80.349868][ T5950] Call Trace: [ 80.353179][ T5950] [ 80.356098][ T5950] dump_stack_lvl+0x16c/0x230 [ 80.360773][ T5950] ? show_regs_print_info+0x20/0x20 [ 80.365960][ T5950] ? load_image+0x3b0/0x3b0 [ 80.370458][ T5950] panic+0x2c0/0x710 [ 80.374384][ T5950] ? bpf_jit_dump+0xd0/0xd0 [ 80.378877][ T5950] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 80.384761][ T5950] ? _raw_spin_unlock+0x40/0x40 [ 80.389722][ T5950] ? print_memory_metadata+0x314/0x400 [ 80.395167][ T5950] ? __lock_acquire+0xff/0x7c80 [ 80.400004][ T5950] check_panic_on_warn+0x84/0xa0 [ 80.404936][ T5950] ? __lock_acquire+0xff/0x7c80 [ 80.409771][ T5950] end_report+0x6f/0x140 [ 80.414001][ T5950] kasan_report+0x128/0x150 [ 80.418490][ T5950] ? __lock_acquire+0xff/0x7c80 [ 80.423327][ T5950] __lock_acquire+0xff/0x7c80 [ 80.427999][ T5950] ? verify_lock_unused+0x140/0x140 [ 80.433194][ T5950] ? __schedule+0x14da/0x44d0 [ 80.437857][ T5950] ? verify_lock_unused+0x140/0x140 [ 80.443040][ T5950] ? mark_lock+0x94/0x320 [ 80.447355][ T5950] ? verify_lock_unused+0x140/0x140 [ 80.452537][ T5950] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 80.458502][ T5950] lock_acquire+0x197/0x410 [ 80.463340][ T5950] ? remove_wait_queue+0x24/0x120 [ 80.468354][ T5950] ? read_lock_is_recursive+0x20/0x20 [ 80.473714][ T5950] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 80.479719][ T5950] _raw_spin_lock_irqsave+0xa8/0xf0 [ 80.484926][ T5950] ? remove_wait_queue+0x24/0x120 [ 80.490017][ T5950] ? _raw_spin_lock+0x40/0x40 [ 80.495224][ T5950] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 80.501905][ T5950] ? _raw_spin_unlock+0x40/0x40 [ 80.506764][ T5950] remove_wait_queue+0x24/0x120 [ 80.511631][ T5950] poll_freewait+0xb1/0x240 [ 80.516140][ T5950] do_select+0x175b/0x1840 [ 80.520549][ T5950] ? do_select+0xef/0x1840 [ 80.524955][ T5950] ? core_sys_select+0x950/0x950 [ 80.529909][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.536170][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.542412][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.548647][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.554878][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.561125][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.567531][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.573762][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.579992][ T5950] ? __ia32_compat_sys_ppoll_time64+0x300/0x300 [ 80.586306][ T5950] ? __lock_acquire+0x7c80/0x7c80 [ 80.591351][ T5950] ? __lock_acquire+0x7c80/0x7c80 [ 80.597050][ T5950] ? __might_fault+0xaa/0x120 [ 80.601711][ T5950] ? __might_fault+0xc6/0x120 [ 80.606369][ T5950] ? __might_fault+0xaa/0x120 [ 80.611201][ T5950] core_sys_select+0x71c/0x950 [ 80.615953][ T5950] ? futex_wait_setup+0x260/0x260 [ 80.620969][ T5950] ? poll_select_set_timeout+0x160/0x160 [ 80.626595][ T5950] ? sigprocmask+0x190/0x190 [ 80.631171][ T5950] ? bpf_link_show_fdinfo+0x350/0x350 [ 80.636528][ T5950] __se_sys_pselect6+0x285/0x310 [ 80.641543][ T5950] ? __x64_sys_pselect6+0xf0/0xf0 [ 80.646558][ T5950] ? __x64_sys_pselect6+0x21/0xf0 [ 80.651568][ T5950] do_syscall_64+0x55/0xb0 [ 80.655974][ T5950] ? clear_bhb_loop+0x40/0x90 [ 80.660635][ T5950] ? clear_bhb_loop+0x40/0x90 [ 80.665296][ T5950] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 80.671182][ T5950] RIP: 0033:0x7f17c1f8ebe9 [ 80.675595][ T5950] 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 [ 80.695190][ T5950] RSP: 002b:00007f17c2e85038 EFLAGS: 00000246 ORIG_RAX: 000000000000010e [ 80.703588][ T5950] RAX: ffffffffffffffda RBX: 00007f17c21b5fa0 RCX: 00007f17c1f8ebe9 [ 80.711556][ T5950] RDX: 0000000000000000 RSI: 0000200000000100 RDI: 0000000000000040 [ 80.719615][ T5950] RBP: 00007f17c2011e19 R08: 0000000000000000 R09: 0000000000000000 [ 80.727572][ T5950] R10: 00002000000002c0 R11: 0000000000000246 R12: 0000000000000000 [ 80.735526][ T5950] R13: 00007f17c21b6038 R14: 00007f17c21b5fa0 R15: 00007ffe2dd59ce8 [ 80.743659][ T5950] [ 80.746897][ T5950] Kernel Offset: disabled [ 80.751207][ T5950] Rebooting in 86400 seconds..