[ 38.756543][ T1044] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.769965][ T1044] device veth1_macvtap left promiscuous mode [ 38.776121][ T1044] device veth0_macvtap left promiscuous mode [ 38.782233][ T1044] device veth1_vlan left promiscuous mode [ 38.788711][ T1044] device veth0_vlan left promiscuous mode [ 38.880397][ T1044] team0 (unregistering): Port device team_slave_1 removed [ 38.890853][ T1044] team0 (unregistering): Port device team_slave_0 removed [ 38.902170][ T1044] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 38.918635][ T1044] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 38.957616][ T1044] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. 2022/07/07 22:55:45 parsed 1 programs 2022/07/07 22:55:45 executed programs: 0 [ 50.145648][ T3950] cgroup: Unknown subsys name 'net' [ 50.153962][ T3950] cgroup: Unknown subsys name 'rlimit' [ 53.283223][ T3607] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 57.443180][ T3607] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 59.527374][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 59.535445][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 59.542986][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 59.550876][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 59.558967][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 59.566414][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 59.617930][ T4069] chnl_net:caif_netlink_parms(): no params data found [ 59.645999][ T4069] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.653221][ T4069] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.660823][ T4069] device bridge_slave_0 entered promiscuous mode [ 59.669309][ T4069] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.676402][ T4069] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.684506][ T4069] device bridge_slave_1 entered promiscuous mode [ 59.698983][ T4069] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.710584][ T4069] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.728839][ T4069] team0: Port device team_slave_0 added [ 59.735722][ T4069] team0: Port device team_slave_1 added [ 59.749575][ T4069] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.756579][ T4069] 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. [ 59.783542][ T4069] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.795288][ T4069] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.802415][ T4069] 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. [ 59.829040][ T4069] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.850074][ T4069] device hsr_slave_0 entered promiscuous mode [ 59.856999][ T4069] device hsr_slave_1 entered promiscuous mode [ 59.898724][ T4069] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.905814][ T4069] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.913183][ T4069] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.920263][ T4069] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.946878][ T4069] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.958108][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.966798][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.975252][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.982730][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 59.994685][ T4069] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.004352][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.012677][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.019815][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.029871][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.038445][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.045881][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.064459][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.073320][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.082139][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.090484][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.099257][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.108992][ T4069] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.124640][ T4069] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.131813][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.139373][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.262724][ T4069] device veth0_vlan entered promiscuous mode [ 60.270597][ T3269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.279212][ T3269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.287873][ T3269] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.295448][ T3269] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.310179][ T4069] device veth1_vlan entered promiscuous mode [ 60.341192][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 60.350480][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 60.358608][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.369131][ T4069] device veth0_macvtap entered promiscuous mode [ 60.377521][ T4069] device veth1_macvtap entered promiscuous mode [ 60.389339][ T4069] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.398001][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.407728][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.417432][ T4069] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.425655][ T3269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.459551][ T1044] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.475288][ T1044] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.480304][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.484679][ T3269] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.498813][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2022/07/07 22:55:55 executed programs: 1 [ 60.507977][ T3269] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 61.604501][ T42] Bluetooth: hci0: command 0x0409 tx timeout [ 63.683722][ T42] Bluetooth: hci0: command 0x041b tx timeout [ 64.521838][ T4706] ================================================================== [ 64.529930][ T4706] BUG: KASAN: use-after-free in __lock_acquire+0x3d73/0x55d0 [ 64.537534][ T4706] Read of size 8 at addr ffff88806f1fb8a8 by task syz-executor.0/4706 [ 64.545655][ T4706] [ 64.547949][ T4706] CPU: 0 PID: 4706 Comm: syz-executor.0 Not tainted 5.19.0-rc5-syzkaller #0 [ 64.556590][ T4706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 64.566617][ T4706] Call Trace: [ 64.569875][ T4706] [ 64.572778][ T4706] dump_stack_lvl+0x57/0x7d [ 64.577264][ T4706] print_address_description.constprop.0.cold+0xeb/0x495 [ 64.584264][ T4706] ? __lock_acquire+0x3d73/0x55d0 [ 64.589257][ T4706] kasan_report.cold+0xf4/0x1c6 [ 64.594078][ T4706] ? __lock_acquire+0x3d73/0x55d0 [ 64.599070][ T4706] __lock_acquire+0x3d73/0x55d0 [ 64.603895][ T4706] ? __lock_acquire+0xbf1/0x55d0 [ 64.608800][ T4706] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 64.614750][ T4706] lock_acquire+0x1ab/0x570 [ 64.619262][ T4706] ? post_one_notification.isra.0+0x4f/0x890 [ 64.625211][ T4706] ? lock_release+0x780/0x780 [ 64.629856][ T4706] ? lock_acquire+0x1ab/0x570 [ 64.634504][ T4706] ? _raw_spin_lock_irq+0x41/0x50 [ 64.639496][ T4706] _raw_spin_lock_irq+0x32/0x50 [ 64.644313][ T4706] ? post_one_notification.isra.0+0x4f/0x890 [ 64.650264][ T4706] post_one_notification.isra.0+0x4f/0x890 [ 64.657366][ T4706] __post_watch_notification+0x419/0x790 [ 64.662981][ T4706] ? user_update+0x1f0/0x2b0 [ 64.667553][ T4706] key_create_or_update+0xa84/0xbe0 [ 64.672728][ T4706] ? key_alloc+0x1020/0x1020 [ 64.677290][ T4706] ? join_session_keyring+0x2b0/0x2b0 [ 64.682638][ T4706] ? find_held_lock+0x2d/0x110 [ 64.687381][ T4706] __do_sys_add_key+0x156/0x300 [ 64.692206][ T4706] ? __do_sys_request_key+0x270/0x270 [ 64.697547][ T4706] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 64.703498][ T4706] ? syscall_enter_from_user_mode+0x21/0x70 [ 64.709362][ T4706] do_syscall_64+0x35/0xb0 [ 64.713755][ T4706] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 64.719648][ T4706] RIP: 0033:0x7f7330c89109 [ 64.724039][ T4706] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 64.743628][ T4706] RSP: 002b:00007f7331ed7168 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 64.752019][ T4706] RAX: ffffffffffffffda RBX: 00007f7330d9bf60 RCX: 00007f7330c89109 [ 64.759968][ T4706] RDX: 00000000200000c0 RSI: 0000000020000080 RDI: 0000000020000040 [ 64.767915][ T4706] RBP: 00007f7330ce308d R08: fffffffffffffffc R09: 0000000000000000 [ 64.775861][ T4706] R10: 0000000000000048 R11: 0000000000000246 R12: 0000000000000000 [ 64.783802][ T4706] R13: 00007ffdd43c240f R14: 00007f7331ed7300 R15: 0000000000022000 [ 64.791859][ T4706] [ 64.794854][ T4706] [ 64.797151][ T4706] Allocated by task 4703: [ 64.801449][ T4706] kasan_save_stack+0x1e/0x40 [ 64.806104][ T4706] __kasan_kmalloc+0xa9/0xd0 [ 64.810663][ T4706] alloc_pipe_info+0xd0/0x480 [ 64.815309][ T4706] create_pipe_files+0x85/0x860 [ 64.820125][ T4706] do_pipe2+0x78/0x150 [ 64.824160][ T4706] __x64_sys_pipe2+0x4b/0x70 [ 64.828715][ T4706] do_syscall_64+0x35/0xb0 [ 64.833100][ T4706] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 64.838961][ T4706] [ 64.841259][ T4706] Freed by task 4704: [ 64.845205][ T4706] kasan_save_stack+0x1e/0x40 [ 64.849847][ T4706] kasan_set_track+0x21/0x30 [ 64.854405][ T4706] kasan_set_free_info+0x20/0x30 [ 64.859308][ T4706] ____kasan_slab_free+0x166/0x1a0 [ 64.864385][ T4706] slab_free_freelist_hook+0x8b/0x1c0 [ 64.869982][ T4706] kfree+0xd6/0x4d0 [ 64.873756][ T4706] pipe_release+0x217/0x270 [ 64.878227][ T4706] __fput+0x1f5/0x8c0 [ 64.882172][ T4706] task_work_run+0xc0/0x160 [ 64.886642][ T4706] exit_to_user_mode_prepare+0x23c/0x250 [ 64.892237][ T4706] syscall_exit_to_user_mode+0x19/0x50 [ 64.897663][ T4706] do_syscall_64+0x42/0xb0 [ 64.902046][ T4706] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 64.907909][ T4706] [ 64.910206][ T4706] The buggy address belongs to the object at ffff88806f1fb800 [ 64.910206][ T4706] which belongs to the cache kmalloc-cg-512 of size 512 [ 64.924571][ T4706] The buggy address is located 168 bytes inside of [ 64.924571][ T4706] 512-byte region [ffff88806f1fb800, ffff88806f1fba00) [ 64.937898][ T4706] [ 64.940196][ T4706] The buggy address belongs to the physical page: [ 64.946574][ T4706] page:ffffea0001bc7e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x6f1f8 [ 64.956688][ T4706] head:ffffea0001bc7e00 order:2 compound_mapcount:0 compound_pincount:0 [ 64.964975][ T4706] memcg:ffff88807a973e01 [ 64.969186][ T4706] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 64.977136][ T4706] raw: 00fff00000010200 ffffea0001e01a00 dead000000000002 ffff888010c42dc0 [ 64.985688][ T4706] raw: 0000000000000000 0000000080100010 00000001ffffffff ffff88807a973e01 [ 64.994232][ T4706] page dumped because: kasan: bad access detected [ 65.000609][ T4706] page_owner tracks the page as allocated [ 65.006293][ T4706] page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 3880, tgid 3880 (dhcpcd-run-hook), ts 49083586275, free_ts 33327313764 [ 65.029267][ T4706] get_page_from_freelist+0x19d3/0x3b30 [ 65.034787][ T4706] __alloc_pages+0x1c7/0x510 [ 65.039343][ T4706] allocate_slab+0x26c/0x3c0 [ 65.043898][ T4706] ___slab_alloc+0x9bc/0xe10 [ 65.048455][ T4706] __slab_alloc.constprop.0+0x4d/0xa0 [ 65.053790][ T4706] kmem_cache_alloc_trace+0x310/0x3f0 [ 65.059125][ T4706] alloc_pipe_info+0xd0/0x480 [ 65.063771][ T4706] create_pipe_files+0x85/0x860 [ 65.068588][ T4706] do_pipe2+0x78/0x150 [ 65.072623][ T4706] __x64_sys_pipe+0x2a/0x40 [ 65.077090][ T4706] do_syscall_64+0x35/0xb0 [ 65.081475][ T4706] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 65.087333][ T4706] page last free stack trace: [ 65.092067][ T4706] free_pcp_prepare+0x549/0xd20 [ 65.096885][ T4706] free_unref_page+0x19/0x6a0 [ 65.101529][ T4706] release_pages+0x76b/0x1780 [ 65.106172][ T4706] tlb_batch_pages_flush+0x85/0x160 [ 65.111338][ T4706] tlb_finish_mmu+0x110/0x6c0 [ 65.115980][ T4706] exit_mmap+0x19d/0x3f0 [ 65.120190][ T4706] __mmput+0xed/0x430 [ 65.124140][ T4706] do_exit+0x8e9/0x2470 [ 65.128261][ T4706] do_group_exit+0xb2/0x2a0 [ 65.132733][ T4706] get_signal+0x1c76/0x2030 [ 65.137207][ T4706] arch_do_signal_or_restart+0x82/0x2300 [ 65.142808][ T4706] exit_to_user_mode_prepare+0x15f/0x250 [ 65.148408][ T4706] syscall_exit_to_user_mode+0x19/0x50 [ 65.153836][ T4706] do_syscall_64+0x42/0xb0 [ 65.158219][ T4706] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 65.165044][ T4706] [ 65.167348][ T4706] Memory state around the buggy address: [ 65.173813][ T4706] ffff88806f1fb780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 65.181847][ T4706] ffff88806f1fb800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 65.189878][ T4706] >ffff88806f1fb880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 65.197908][ T4706] ^ [ 65.203248][ T4706] ffff88806f1fb900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 65.211284][ T4706] ffff88806f1fb980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 65.219313][ T4706] ================================================================== [ 65.227345][ T4706] Kernel panic - not syncing: panic_on_warn set ... [ 65.233899][ T4706] CPU: 0 PID: 4706 Comm: syz-executor.0 Not tainted 5.19.0-rc5-syzkaller #0 [ 65.242535][ T4706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 65.252661][ T4706] Call Trace: [ 65.255940][ T4706] [ 65.258854][ T4706] dump_stack_lvl+0x57/0x7d [ 65.263337][ T4706] panic+0x227/0x466 [ 65.267204][ T4706] ? panic_print_sys_info.part.0+0x69/0x69 [ 65.272982][ T4706] ? __lock_acquire+0x3d73/0x55d0 [ 65.277979][ T4706] end_report.part.0+0x3f/0x7c [ 65.282715][ T4706] kasan_report.cold+0x93/0x1c6 [ 65.287537][ T4706] ? __lock_acquire+0x3d73/0x55d0 [ 65.292534][ T4706] __lock_acquire+0x3d73/0x55d0 [ 65.297361][ T4706] ? __lock_acquire+0xbf1/0x55d0 [ 65.302294][ T4706] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 65.308346][ T4706] lock_acquire+0x1ab/0x570 [ 65.312819][ T4706] ? post_one_notification.isra.0+0x4f/0x890 [ 65.318764][ T4706] ? lock_release+0x780/0x780 [ 65.323405][ T4706] ? lock_acquire+0x1ab/0x570 [ 65.328058][ T4706] ? _raw_spin_lock_irq+0x41/0x50 [ 65.333060][ T4706] _raw_spin_lock_irq+0x32/0x50 [ 65.337884][ T4706] ? post_one_notification.isra.0+0x4f/0x890 [ 65.343832][ T4706] post_one_notification.isra.0+0x4f/0x890 [ 65.349608][ T4706] __post_watch_notification+0x419/0x790 [ 65.355210][ T4706] ? user_update+0x1f0/0x2b0 [ 65.359771][ T4706] key_create_or_update+0xa84/0xbe0 [ 65.364958][ T4706] ? key_alloc+0x1020/0x1020 [ 65.369539][ T4706] ? join_session_keyring+0x2b0/0x2b0 [ 65.374895][ T4706] ? find_held_lock+0x2d/0x110 [ 65.379642][ T4706] __do_sys_add_key+0x156/0x300 [ 65.384817][ T4706] ? __do_sys_request_key+0x270/0x270 [ 65.390157][ T4706] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 65.396106][ T4706] ? syscall_enter_from_user_mode+0x21/0x70 [ 65.401969][ T4706] do_syscall_64+0x35/0xb0 [ 65.406358][ T4706] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 65.412220][ T4706] RIP: 0033:0x7f7330c89109 [ 65.416609][ T4706] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 65.436629][ T4706] RSP: 002b:00007f7331ed7168 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 65.445016][ T4706] RAX: ffffffffffffffda RBX: 00007f7330d9bf60 RCX: 00007f7330c89109 [ 65.453401][ T4706] RDX: 00000000200000c0 RSI: 0000000020000080 RDI: 0000000020000040 [ 65.461345][ T4706] RBP: 00007f7330ce308d R08: fffffffffffffffc R09: 0000000000000000 [ 65.469293][ T4706] R10: 0000000000000048 R11: 0000000000000246 R12: 0000000000000000 [ 65.477245][ T4706] R13: 00007ffdd43c240f R14: 00007f7331ed7300 R15: 0000000000022000 [ 65.485197][ T4706] [ 65.488686][ T4706] Kernel Offset: disabled [ 65.493003][ T4706] Rebooting in 86400 seconds..