[ 49.171759] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 49.185672] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 164.213840] Bluetooth: hci4 command 0x0406 tx timeout [ 166.775054] Bluetooth: hci3 command 0x0406 tx timeout [ 174.990630] Bluetooth: hci2 command 0x0406 tx timeout [ 176.898904] Bluetooth: hci0 command 0x0406 tx timeout [ 184.693962] Bluetooth: hci1 command 0x0406 tx timeout [ 184.704813] Bluetooth: hci5 command 0x0406 tx timeout [ 308.361962] random: crng init done [ 308.365536] random: 7 urandom warning(s) missed due to ratelimiting [ 402.373506] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 402.380530] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 402.388378] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 402.395591] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 402.404622] device bridge_slave_1 left promiscuous mode [ 402.410561] bridge0: port 2(bridge_slave_1) entered disabled state [ 402.452112] device bridge_slave_0 left promiscuous mode [ 402.457766] bridge0: port 1(bridge_slave_0) entered disabled state [ 402.494253] device veth1_macvtap left promiscuous mode [ 402.500890] device veth0_macvtap left promiscuous mode [ 402.506241] device veth1_vlan left promiscuous mode [ 402.511548] device veth0_vlan left promiscuous mode [ 402.614707] device hsr_slave_1 left promiscuous mode [ 402.661942] device hsr_slave_0 left promiscuous mode [ 402.705956] team0 (unregistering): Port device team_slave_1 removed [ 402.715857] team0 (unregistering): Port device team_slave_0 removed [ 402.725250] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 402.763566] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 402.815919] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.15.215' (ECDSA) to the list of known hosts. [ 409.261698] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.268421] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.276195] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.283037] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.290561] device bridge_slave_1 left promiscuous mode [ 409.296036] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.339354] device bridge_slave_0 left promiscuous mode [ 409.344835] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.391424] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.398188] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.406032] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.413075] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.420737] device bridge_slave_1 left promiscuous mode [ 409.426149] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.459352] device bridge_slave_0 left promiscuous mode [ 409.465040] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.521738] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.528482] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.536298] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.543362] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.550976] device bridge_slave_1 left promiscuous mode [ 409.556521] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.589434] device bridge_slave_0 left promiscuous mode [ 409.594992] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.641115] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.647847] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.655568] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.662322] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.670397] device bridge_slave_1 left promiscuous mode [ 409.675826] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.719304] device bridge_slave_0 left promiscuous mode [ 409.724736] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.780709] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.787414] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.795434] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.802265] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.810571] device bridge_slave_1 left promiscuous mode [ 409.816134] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.839374] device bridge_slave_0 left promiscuous mode [ 409.844821] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.902639] device veth1_macvtap left promiscuous mode [ 409.907946] device veth0_macvtap left promiscuous mode [ 409.913662] device veth1_vlan left promiscuous mode [ 409.919059] device veth0_vlan left promiscuous mode [ 409.924320] device veth1_macvtap left promiscuous mode [ 409.929884] device veth0_macvtap left promiscuous mode [ 409.935181] device veth1_vlan left promiscuous mode [ 409.940255] device veth0_vlan left promiscuous mode [ 409.945472] device veth1_macvtap left promiscuous mode [ 409.951043] device veth0_macvtap left promiscuous mode [ 409.956350] device veth1_vlan left promiscuous mode [ 409.961611] device veth0_vlan left promiscuous mode [ 409.966858] device veth1_macvtap left promiscuous mode [ 409.972617] device veth0_macvtap left promiscuous mode [ 409.977912] device veth1_vlan left promiscuous mode [ 409.983079] device veth0_vlan left promiscuous mode [ 409.988408] device veth1_macvtap left promiscuous mode [ 409.993893] device veth0_macvtap left promiscuous mode [ 409.999252] device veth1_vlan left promiscuous mode [ 410.004295] device veth0_vlan left promiscuous mode [ 410.211157] device hsr_slave_1 left promiscuous mode [ 410.252734] device hsr_slave_0 left promiscuous mode [ 410.295141] team0 (unregistering): Port device team_slave_1 removed [ 410.303838] team0 (unregistering): Port device team_slave_0 removed [ 410.313758] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 410.361312] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 410.433400] bond0 (unregistering): Released all slaves [ 410.560842] device hsr_slave_1 left promiscuous mode [ 410.600464] device hsr_slave_0 left promiscuous mode [ 410.644143] team0 (unregistering): Port device team_slave_1 removed [ 410.653872] team0 (unregistering): Port device team_slave_0 removed [ 410.662376] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 410.712126] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 410.773308] bond0 (unregistering): Released all slaves [ 410.881889] device hsr_slave_1 left promiscuous mode [ 410.930685] device hsr_slave_0 left promiscuous mode [ 410.973965] team0 (unregistering): Port device team_slave_1 removed [ 410.982331] team0 (unregistering): Port device team_slave_0 removed [ 410.992350] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 411.031802] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 411.102518] bond0 (unregistering): Released all slaves [ 411.210751] device hsr_slave_1 left promiscuous mode [ 411.250727] device hsr_slave_0 left promiscuous mode [ 411.304169] team0 (unregistering): Port device team_slave_1 removed [ 411.312915] team0 (unregistering): Port device team_slave_0 removed [ 411.321625] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 411.380783] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 411.433955] bond0 (unregistering): Released all slaves [ 411.540916] device hsr_slave_1 left promiscuous mode [ 411.580549] device hsr_slave_0 left promiscuous mode [ 411.623946] team0 (unregistering): Port device team_slave_1 removed [ 411.632810] team0 (unregistering): Port device team_slave_0 removed [ 411.641718] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 411.702634] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 411.752402] bond0 (unregistering): Released all slaves [ 415.671821] IPVS: ftp: loaded support on port[0] = 21 [ 416.453015] chnl_net:caif_netlink_parms(): no params data found [ 416.491187] bridge0: port 1(bridge_slave_0) entered blocking state [ 416.497638] bridge0: port 1(bridge_slave_0) entered disabled state [ 416.504913] device bridge_slave_0 entered promiscuous mode [ 416.511566] bridge0: port 2(bridge_slave_1) entered blocking state [ 416.518003] bridge0: port 2(bridge_slave_1) entered disabled state [ 416.524741] device bridge_slave_1 entered promiscuous mode [ 416.539330] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 416.548018] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 416.562316] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 416.569365] team0: Port device team_slave_0 added [ 416.574610] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 416.581707] team0: Port device team_slave_1 added [ 416.593548] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 416.599811] 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. [ 416.625083] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 416.635995] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 416.642325] 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. [ 416.667771] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 416.678503] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 416.685695] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 416.749666] device hsr_slave_0 entered promiscuous mode [ 416.787998] device hsr_slave_1 entered promiscuous mode [ 416.828394] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 416.835450] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 416.881159] bridge0: port 2(bridge_slave_1) entered blocking state [ 416.887754] bridge0: port 2(bridge_slave_1) entered forwarding state [ 416.894486] bridge0: port 1(bridge_slave_0) entered blocking state [ 416.900867] bridge0: port 1(bridge_slave_0) entered forwarding state [ 416.924839] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 416.931081] 8021q: adding VLAN 0 to HW filter on device bond0 [ 416.939902] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 416.947451] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 416.955080] bridge0: port 1(bridge_slave_0) entered disabled state [ 416.962301] bridge0: port 2(bridge_slave_1) entered disabled state [ 416.970795] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 416.977048] 8021q: adding VLAN 0 to HW filter on device team0 [ 416.985080] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 416.992770] bridge0: port 1(bridge_slave_0) entered blocking state [ 416.999162] bridge0: port 1(bridge_slave_0) entered forwarding state [ 417.007541] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 417.015532] bridge0: port 2(bridge_slave_1) entered blocking state [ 417.021937] bridge0: port 2(bridge_slave_1) entered forwarding state [ 417.037515] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 417.048054] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 417.058351] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 417.065067] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 417.074040] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 417.082068] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 417.089756] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 417.100749] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 417.108253] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 417.114871] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 417.122093] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 417.129068] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 417.139168] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 417.177784] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 417.186698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 417.208179] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 417.215142] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 417.222273] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 417.230559] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 417.238402] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 417.245432] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 417.254012] device veth0_vlan entered promiscuous mode [ 417.261868] device veth1_vlan entered promiscuous mode [ 417.267529] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 417.276427] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 417.286244] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 417.295006] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 417.303334] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 417.310610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 417.319202] device veth0_macvtap entered promiscuous mode [ 417.325076] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 417.333805] device veth1_macvtap entered promiscuous mode [ 417.341658] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 417.350552] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 417.359557] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 417.366109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 417.374603] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 417.383807] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 417.391544] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 417.448580] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 441.792917] ================================================================== [ 441.800529] BUG: KASAN: use-after-free in tasklet_action+0x2aa/0x360 [ 441.807023] Read of size 8 at addr ffff8881d19392d0 by task ksoftirqd/0/7 [ 441.813947] [ 441.815570] CPU: 0 PID: 7 Comm: ksoftirqd/0 Not tainted 4.14.214-syzkaller #0 [ 441.822832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.832205] Call Trace: [ 441.834787] dump_stack+0x14b/0x1f1 [ 441.838427] ? tasklet_action+0x2aa/0x360 [ 441.842574] print_address_description.cold.6+0x9/0x1ca [ 441.847935] ? tasklet_action+0x2aa/0x360 [ 441.852097] kasan_report.cold.7+0x11a/0x2d4 [ 441.856517] __asan_report_load8_noabort+0x14/0x20 [ 441.861438] tasklet_action+0x2aa/0x360 [ 441.865411] __do_softirq+0x246/0x9b5 [ 441.869209] ? tasklet_kill+0xd0/0xd0 [ 441.873001] run_ksoftirqd+0x57/0x1a0 [ 441.876810] smpboot_thread_fn+0x553/0x850 [ 441.881083] ? sort_range+0x20/0x20 [ 441.884709] kthread+0x338/0x400 [ 441.888062] ? sort_range+0x20/0x20 [ 441.891790] ? kthread_create_on_node+0xa0/0xa0 [ 441.896451] ret_from_fork+0x24/0x30 [ 441.900168] [ 441.901784] Allocated by task 14810: [ 441.905577] save_stack_trace+0x16/0x20 [ 441.909542] kasan_kmalloc.part.1+0x62/0xf0 [ 441.913851] kasan_kmalloc+0xaf/0xc0 [ 441.917558] kmem_cache_alloc_trace+0x152/0x3f0 [ 441.922222] bcm_sendmsg+0x1994/0x4520 [ 441.926106] sock_sendmsg+0xac/0xf0 [ 441.929727] ___sys_sendmsg+0x625/0x920 [ 441.933684] __sys_sendmsg+0xc1/0x140 [ 441.937475] SyS_sendmsg+0xd/0x20 [ 441.940926] do_syscall_64+0x1c7/0x5b0 [ 441.944803] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 441.949980] [ 441.951596] Freed by task 14810: [ 441.954954] save_stack_trace+0x16/0x20 [ 441.958919] kasan_slab_free+0xab/0x190 [ 441.962884] kfree+0xcc/0x270 [ 441.965980] bcm_remove_op+0x1cd/0x240 [ 441.969857] bcm_release+0xe7/0x500 [ 441.973486] __sock_release+0xc2/0x2a0 [ 441.977361] sock_close+0x10/0x20 [ 441.980825] __fput+0x232/0x740 [ 441.984108] ____fput+0x9/0x10 [ 441.987292] task_work_run+0xe5/0x170 [ 441.991080] exit_to_usermode_loop+0x14a/0x190 [ 441.995670] do_syscall_64+0x416/0x5b0 [ 441.999662] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 442.004836] [ 442.006465] The buggy address belongs to the object at ffff8881d1939200 [ 442.006465] which belongs to the cache kmalloc-1024 of size 1024 [ 442.019384] The buggy address is located 208 bytes inside of [ 442.019384] 1024-byte region [ffff8881d1939200, ffff8881d1939600) [ 442.031354] The buggy address belongs to the page: [ 442.036276] page:ffffea0007464e00 count:1 mapcount:0 mapping:ffff8881d1938000 index:0x0 compound_mapcount: 0 [ 442.046263] flags: 0x17ffe0000008100(slab|head) [ 442.050927] raw: 017ffe0000008100 ffff8881d1938000 0000000000000000 0000000100000007 [ 442.058896] raw: ffffea0007b632a0 ffffea0007ca4620 ffff8881f6000ac0 0000000000000000 [ 442.066765] page dumped because: kasan: bad access detected [ 442.072476] [ 442.074090] Memory state around the buggy address: [ 442.079013] ffff8881d1939180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 442.086368] ffff8881d1939200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 442.093716] >ffff8881d1939280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 442.101064] ^ [ 442.107020] ffff8881d1939300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 442.114368] ffff8881d1939380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 442.121726] ================================================================== [ 442.129070] Disabling lock debugging due to kernel taint [ 442.134547] Kernel panic - not syncing: panic_on_warn set ... [ 442.134547] [ 442.142060] CPU: 0 PID: 7 Comm: ksoftirqd/0 Tainted: G B 4.14.214-syzkaller #0 [ 442.150545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.159890] Call Trace: [ 442.162597] dump_stack+0x14b/0x1f1 [ 442.166222] ? tasklet_action+0x2aa/0x360 [ 442.170365] panic+0x1b0/0x358 [ 442.173546] ? add_taint.cold.4+0x11/0x11 [ 442.177687] ? tasklet_action+0x2aa/0x360 [ 442.181824] kasan_end_report+0x47/0x4f [ 442.185799] kasan_report.cold.7+0x76/0x2d4 [ 442.190112] __asan_report_load8_noabort+0x14/0x20 [ 442.195029] tasklet_action+0x2aa/0x360 [ 442.198992] __do_softirq+0x246/0x9b5 [ 442.202778] ? tasklet_kill+0xd0/0xd0 [ 442.206567] run_ksoftirqd+0x57/0x1a0 [ 442.210356] smpboot_thread_fn+0x553/0x850 [ 442.214575] ? sort_range+0x20/0x20 [ 442.218191] kthread+0x338/0x400 [ 442.221802] ? sort_range+0x20/0x20 [ 442.225415] ? kthread_create_on_node+0xa0/0xa0 [ 442.230075] ret_from_fork+0x24/0x30 [ 442.235399] Kernel Offset: disabled [ 442.239027] Rebooting in 86400 seconds..