[ 62.450540][ T1034] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.476200][ T1034] device veth1_macvtap left promiscuous mode [ 62.482715][ T1034] device veth0_macvtap left promiscuous mode [ 62.490085][ T1034] device veth1_vlan left promiscuous mode [ 62.497510][ T1034] device veth0_vlan left promiscuous mode [ 62.699408][ T1034] team0 (unregistering): Port device team_slave_1 removed [ 62.711915][ T1034] team0 (unregistering): Port device team_slave_0 removed [ 62.723937][ T1034] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 62.740522][ T1034] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 62.789966][ T1034] bond0 (unregistering): Released all slaves [ 76.387857][ T14] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.86' (ECDSA) to the list of known hosts. 2022/09/19 00:48:02 ignoring optional flag "sandboxArg"="0" 2022/09/19 00:48:03 parsed 1 programs 2022/09/19 00:48:03 executed programs: 0 [ 80.713162][ T27] kauditd_printk_skb: 75 callbacks suppressed [ 80.713176][ T27] audit: type=1400 audit(1663548483.258:188): avc: denied { mounton } for pid=4073 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 80.763460][ T27] audit: type=1400 audit(1663548483.268:189): avc: denied { mount } for pid=4073 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 80.790048][ T27] audit: type=1400 audit(1663548483.268:190): avc: denied { create } for pid=4073 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 80.811562][ T27] audit: type=1400 audit(1663548483.268:191): avc: denied { write } for pid=4073 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 80.832561][ T27] audit: type=1400 audit(1663548483.268:192): avc: denied { read } for pid=4073 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 80.853065][ T27] audit: type=1400 audit(1663548483.298:193): avc: denied { read } for pid=3186 comm="dhcpcd" name="n79" dev="tmpfs" ino=1532 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 80.875350][ T27] audit: type=1400 audit(1663548483.298:194): avc: denied { open } for pid=3186 comm="dhcpcd" path="/run/udev/data/n79" dev="tmpfs" ino=1532 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 80.898557][ T27] audit: type=1400 audit(1663548483.298:195): avc: denied { getattr } for pid=3186 comm="dhcpcd" path="/run/udev/data/n79" dev="tmpfs" ino=1532 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 80.922017][ T27] audit: type=1400 audit(1663548483.338:196): avc: denied { create } for pid=4078 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 81.829252][ T27] audit: type=1400 audit(1663548484.378:197): avc: denied { ioctl } for pid=4078 comm="syz-executor.0" path="socket:[29974]" dev="sockfs" ino=29974 ioctlcmd=0x48c9 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 81.835094][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 81.863142][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 81.873300][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 81.881384][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 81.889793][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 81.897254][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 81.979532][ T4078] chnl_net:caif_netlink_parms(): no params data found [ 82.020306][ T4078] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.027772][ T4078] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.036265][ T4078] device bridge_slave_0 entered promiscuous mode [ 82.046034][ T4078] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.053205][ T4078] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.061295][ T4078] device bridge_slave_1 entered promiscuous mode [ 82.082690][ T4078] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.094565][ T4078] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.118537][ T4078] team0: Port device team_slave_0 added [ 82.127419][ T4078] team0: Port device team_slave_1 added [ 82.145398][ T4078] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.152584][ T4078] 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. [ 82.179078][ T4078] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 82.191254][ T4078] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 82.198647][ T4078] 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. [ 82.226241][ T4078] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 82.252004][ T4078] device hsr_slave_0 entered promiscuous mode [ 82.259076][ T4078] device hsr_slave_1 entered promiscuous mode [ 82.321072][ T4078] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.328447][ T4078] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.335993][ T4078] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.343104][ T4078] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.383108][ T4078] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.396721][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 82.406808][ T2988] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.414600][ T2988] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.422694][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 82.435296][ T4078] 8021q: adding VLAN 0 to HW filter on device team0 [ 82.446223][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 82.454967][ T143] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.462233][ T143] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.473987][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 82.482807][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.490142][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.507304][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.524051][ T4078] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 82.535694][ T4078] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 82.548974][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 82.557424][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 82.566245][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 82.575036][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 82.583384][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.600448][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.608054][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.621447][ T4078] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.815088][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.831119][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.840414][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.848552][ T143] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.859647][ T4078] device veth0_vlan entered promiscuous mode [ 82.871584][ T4078] device veth1_vlan entered promiscuous mode [ 82.890478][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 82.899220][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 82.908491][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.920206][ T4078] device veth0_macvtap entered promiscuous mode [ 82.931024][ T4078] device veth1_macvtap entered promiscuous mode [ 82.948038][ T4078] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.955494][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.968255][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.979567][ T4078] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.990062][ T3626] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 83.986088][ T14] Bluetooth: hci0: command 0x0409 tx timeout [ 86.066980][ T14] Bluetooth: hci0: command 0x041b tx timeout [ 86.075877][ T143] ================================================================== [ 86.083980][ T143] BUG: KASAN: use-after-free in tls_push_sg+0x63e/0x690 [ 86.090976][ T143] Read of size 4 at addr ffff8880694cb308 by task kworker/0:2/143 [ 86.098788][ T143] [ 86.101152][ T143] CPU: 0 PID: 143 Comm: kworker/0:2 Not tainted 6.0.0-rc4-syzkaller-00149-g96628951869c-dirty #0 [ 86.111676][ T143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 86.121913][ T143] Workqueue: events tx_work_handler [ 86.127315][ T143] Call Trace: [ 86.130595][ T143] [ 86.133564][ T143] dump_stack_lvl+0xcd/0x134 [ 86.138319][ T143] print_report.cold+0x2ba/0x6e9 [ 86.143359][ T143] ? tls_push_sg+0x63e/0x690 [ 86.147953][ T143] kasan_report+0xb1/0x1e0 [ 86.152389][ T143] ? tls_push_sg+0x63e/0x690 [ 86.157000][ T143] tls_push_sg+0x63e/0x690 [ 86.161541][ T143] tls_tx_records+0x34e/0x6d0 [ 86.166237][ T143] tx_work_handler+0x13e/0x190 [ 86.171095][ T143] process_one_work+0x991/0x1610 [ 86.176045][ T143] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 86.181714][ T143] ? rwlock_bug.part.0+0x90/0x90 [ 86.186657][ T143] ? _raw_spin_lock_irq+0x41/0x50 [ 86.191679][ T143] worker_thread+0x665/0x1080 [ 86.196378][ T143] ? __kthread_parkme+0x15f/0x220 [ 86.201415][ T143] ? process_one_work+0x1610/0x1610 [ 86.206643][ T143] kthread+0x2e4/0x3a0 [ 86.210718][ T143] ? kthread_complete_and_exit+0x40/0x40 [ 86.216344][ T143] ret_from_fork+0x1f/0x30 [ 86.220768][ T143] [ 86.223830][ T143] [ 86.226311][ T143] Allocated by task 4098: [ 86.230645][ T143] kasan_save_stack+0x1e/0x40 [ 86.235499][ T143] __kasan_kmalloc+0xa6/0xd0 [ 86.240270][ T143] __kmalloc+0x1f9/0x4a0 [ 86.244587][ T143] tls_get_rec+0xf8/0x5a0 [ 86.249121][ T143] tls_sw_sendmsg+0x102e/0x1820 [ 86.254215][ T143] inet6_sendmsg+0x99/0xe0 [ 86.258635][ T143] sock_sendmsg+0xcf/0x120 [ 86.263129][ T143] __sys_sendto+0x236/0x340 [ 86.267794][ T143] __x64_sys_sendto+0xdd/0x1b0 [ 86.272654][ T143] do_syscall_64+0x35/0xb0 [ 86.277055][ T143] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 86.282950][ T143] [ 86.285256][ T143] Freed by task 4097: [ 86.289216][ T143] kasan_save_stack+0x1e/0x40 [ 86.293974][ T143] kasan_set_track+0x21/0x30 [ 86.298638][ T143] kasan_set_free_info+0x20/0x30 [ 86.303562][ T143] ____kasan_slab_free+0x13d/0x1a0 [ 86.308654][ T143] kfree+0x173/0x390 [ 86.312545][ T143] tls_sw_release_resources_tx+0x2ad/0x700 [ 86.318362][ T143] tls_sk_proto_close+0x6db/0xb20 [ 86.323638][ T143] inet_release+0x12e/0x270 [ 86.328140][ T143] inet6_release+0x4c/0x70 [ 86.332542][ T143] __sock_release+0xcd/0x280 [ 86.337128][ T143] sock_close+0x18/0x20 [ 86.341439][ T143] __fput+0x277/0x9d0 [ 86.345417][ T143] task_work_run+0xdd/0x1a0 [ 86.349906][ T143] exit_to_user_mode_prepare+0x23c/0x250 [ 86.355536][ T143] syscall_exit_to_user_mode+0x19/0x50 [ 86.361093][ T143] do_syscall_64+0x42/0xb0 [ 86.365515][ T143] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 86.371497][ T143] [ 86.373992][ T143] The buggy address belongs to the object at ffff8880694cb000 [ 86.373992][ T143] which belongs to the cache kmalloc-2k of size 2048 [ 86.388126][ T143] The buggy address is located 776 bytes inside of [ 86.388126][ T143] 2048-byte region [ffff8880694cb000, ffff8880694cb800) [ 86.401830][ T143] [ 86.404139][ T143] The buggy address belongs to the physical page: [ 86.410533][ T143] page:ffffea0001a532c0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x694cb [ 86.420759][ T143] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 86.428998][ T143] raw: 00fff00000000200 ffffea0001a97248 ffffea0001a53e08 ffff888011840800 [ 86.437718][ T143] raw: 0000000000000000 ffff8880694cb000 0000000100000001 0000000000000000 [ 86.446284][ T143] page dumped because: kasan: bad access detected [ 86.452693][ T143] page_owner tracks the page as allocated [ 86.458390][ T143] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x3420c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_COMP|__GFP_HARDWALL|__GFP_THISNODE), pid 4098, tgid 4097 (syz-executor.0), ts 83171262234, free_ts 83168296639 [ 86.480262][ T143] get_page_from_freelist+0x109b/0x2ce0 [ 86.485801][ T143] __alloc_pages+0x1c7/0x510 [ 86.490378][ T143] cache_grow_begin+0x75/0x360 [ 86.495135][ T143] cache_alloc_refill+0x27f/0x380 [ 86.500166][ T143] __kmalloc+0x3a1/0x4a0 [ 86.504499][ T143] tls_get_rec+0xf8/0x5a0 [ 86.508929][ T143] tls_sw_sendmsg+0x102e/0x1820 [ 86.513890][ T143] inet6_sendmsg+0x99/0xe0 [ 86.518315][ T143] sock_sendmsg+0xcf/0x120 [ 86.522728][ T143] __sys_sendto+0x236/0x340 [ 86.527240][ T143] __x64_sys_sendto+0xdd/0x1b0 [ 86.531992][ T143] do_syscall_64+0x35/0xb0 [ 86.536412][ T143] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 86.542336][ T143] page last free stack trace: [ 86.546995][ T143] free_pcp_prepare+0x5e4/0xd20 [ 86.551924][ T143] free_unref_page+0x19/0x4d0 [ 86.556611][ T143] tlb_finish_mmu+0x1a3/0x7e0 [ 86.561301][ T143] exit_mmap+0x1d2/0x490 [ 86.565638][ T143] __mmput+0x122/0x4b0 [ 86.569721][ T143] mmput+0x56/0x60 [ 86.573705][ T143] do_exit+0x9e2/0x29b0 [ 86.577870][ T143] do_group_exit+0xd2/0x2f0 [ 86.582386][ T143] __x64_sys_exit_group+0x3a/0x50 [ 86.587436][ T143] do_syscall_64+0x35/0xb0 [ 86.591863][ T143] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 86.597820][ T143] [ 86.600203][ T143] Memory state around the buggy address: [ 86.605833][ T143] ffff8880694cb200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 86.614316][ T143] ffff8880694cb280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 86.622467][ T143] >ffff8880694cb300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 86.630611][ T143] ^ [ 86.636733][ T143] ffff8880694cb380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 86.644794][ T143] ffff8880694cb400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 86.653026][ T143] ================================================================== [ 86.662100][ T143] Kernel panic - not syncing: panic_on_warn set ... [ 86.668883][ T143] CPU: 0 PID: 143 Comm: kworker/0:2 Not tainted 6.0.0-rc4-syzkaller-00149-g96628951869c-dirty #0 [ 86.679746][ T143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 86.689903][ T143] Workqueue: events tx_work_handler [ 86.695202][ T143] Call Trace: [ 86.698823][ T143] [ 86.701933][ T143] dump_stack_lvl+0xcd/0x134 [ 86.706536][ T143] panic+0x2c8/0x627 [ 86.710715][ T143] ? panic_print_sys_info.part.0+0x10b/0x10b [ 86.716962][ T143] ? preempt_schedule_common+0x59/0xc0 [ 86.722445][ T143] ? preempt_schedule_thunk+0x16/0x18 [ 86.727833][ T143] ? tls_push_sg+0x63e/0x690 [ 86.732697][ T143] end_report.part.0+0x3f/0x7c [ 86.737552][ T143] kasan_report.cold+0xa/0xf [ 86.742148][ T143] ? tls_push_sg+0x63e/0x690 [ 86.746766][ T143] tls_push_sg+0x63e/0x690 [ 86.751191][ T143] tls_tx_records+0x34e/0x6d0 [ 86.755878][ T143] tx_work_handler+0x13e/0x190 [ 86.760649][ T143] process_one_work+0x991/0x1610 [ 86.765593][ T143] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 86.771059][ T143] ? rwlock_bug.part.0+0x90/0x90 [ 86.776025][ T143] ? _raw_spin_lock_irq+0x41/0x50 [ 86.781240][ T143] worker_thread+0x665/0x1080 [ 86.785937][ T143] ? __kthread_parkme+0x15f/0x220 [ 86.790960][ T143] ? process_one_work+0x1610/0x1610 [ 86.796162][ T143] kthread+0x2e4/0x3a0 [ 86.800320][ T143] ? kthread_complete_and_exit+0x40/0x40 [ 86.805968][ T143] ret_from_fork+0x1f/0x30 [ 86.810498][ T143] [ 86.813683][ T143] Kernel Offset: disabled [ 86.817999][ T143] Rebooting in 86400 seconds..