[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.78' (ECDSA) to the list of known hosts. syzkaller login: [ 55.929488][ T7028] IPVS: ftp: loaded support on port[0] = 21 [ 55.999208][ T7028] chnl_net:caif_netlink_parms(): no params data found [ 56.033909][ T7028] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.041587][ T7028] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.050546][ T7028] device bridge_slave_0 entered promiscuous mode [ 56.058274][ T7028] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.066332][ T7028] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.074338][ T7028] device bridge_slave_1 entered promiscuous mode [ 56.091117][ T7028] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.102061][ T7028] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.120965][ T7028] team0: Port device team_slave_0 added [ 56.128387][ T7028] team0: Port device team_slave_1 added [ 56.143223][ T7028] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.151307][ T7028] 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. [ 56.177984][ T7028] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.190010][ T7028] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.196970][ T7028] 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. [ 56.223530][ T7028] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.311204][ T7028] device hsr_slave_0 entered promiscuous mode [ 56.369540][ T7028] device hsr_slave_1 entered promiscuous mode [ 56.479975][ T7028] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.510952][ T7028] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.561190][ T7028] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.600894][ T7028] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.659445][ T7028] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.667287][ T7028] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.674716][ T7028] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.681854][ T7028] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.714802][ T7028] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.726970][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.735468][ T2790] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.743677][ T2790] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.752365][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 56.763731][ T7028] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.773383][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.782281][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.789747][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.810488][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.819529][ T2694] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.826959][ T2694] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.835456][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.845066][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.859598][ T7028] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 56.870208][ T7028] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.882417][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.890532][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.899243][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.907958][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.923372][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.930977][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.944095][ T7028] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.960109][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.978637][ T7028] device veth0_vlan entered promiscuous mode [ 56.985865][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 56.994464][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.002401][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.014478][ T7028] device veth1_vlan entered promiscuous mode [ 57.032547][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 57.042447][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 57.053112][ T7028] device veth0_macvtap entered promiscuous mode [ 57.062715][ T7028] device veth1_macvtap entered promiscuous mode [ 57.077371][ T7028] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 57.084842][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 57.093374][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 57.101452][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 57.110038][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 57.121846][ T7028] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 57.129415][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 57.137976][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 57.262899][ T7028] ================================================================== [ 57.271244][ T7028] BUG: KASAN: slab-out-of-bounds in br_mrp_parse+0x362/0x450 [ 57.278656][ T7028] Read of size 4 at addr ffff888094d96f24 by task syz-executor481/7028 [ 57.286872][ T7028] [ 57.289195][ T7028] CPU: 0 PID: 7028 Comm: syz-executor481 Not tainted 5.7.0-rc5-syzkaller #0 [ 57.298108][ T7028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.308156][ T7028] Call Trace: [ 57.311690][ T7028] dump_stack+0x188/0x20d [ 57.316055][ T7028] print_address_description.constprop.0.cold+0xd3/0x413 [ 57.323059][ T7028] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.329220][ T7028] ? vprintk_func+0x81/0x17e [ 57.333792][ T7028] ? br_mrp_parse+0x362/0x450 [ 57.338540][ T7028] __kasan_report.cold+0x20/0x38 [ 57.343539][ T7028] ? br_mrp_parse+0x362/0x450 [ 57.348191][ T7028] ? br_mrp_parse+0x362/0x450 [ 57.352840][ T7028] kasan_report+0x33/0x50 [ 57.357157][ T7028] br_mrp_parse+0x362/0x450 [ 57.361636][ T7028] ? br_mrp_enabled+0x50/0x50 [ 57.366342][ T7028] ? trace_hardirqs_off+0x50/0x220 [ 57.371534][ T7028] ? _raw_spin_unlock_irqrestore+0x9b/0xe0 [ 57.377337][ T7028] ? stack_depot_save+0x252/0x440 [ 57.382596][ T7028] br_afspec+0x328/0x490 [ 57.386822][ T7028] ? br_process_vlan_info+0x9a0/0x9a0 [ 57.392193][ T7028] ? netlink_unicast+0x5e9/0x740 [ 57.397103][ T7028] ? sock_sendmsg+0xcf/0x120 [ 57.401665][ T7028] ? ____sys_sendmsg+0x6e6/0x810 [ 57.406587][ T7028] ? ___sys_sendmsg+0x100/0x170 [ 57.411416][ T7028] ? lock_acquire+0x1f2/0x8f0 [ 57.416075][ T7028] ? rtnetlink_rcv_msg+0x3f9/0xad0 [ 57.421176][ T7028] br_setlink+0x363/0x610 [ 57.425479][ T7028] ? br_afspec+0x490/0x490 [ 57.429893][ T7028] ? trace_hardirqs_on+0x55/0x220 [ 57.434889][ T7028] ? trace_hardirqs_off+0x50/0x220 [ 57.440178][ T7028] ? __mutex_lock+0x458/0x13c0 [ 57.444920][ T7028] ? rtnetlink_rcv_msg+0x3f9/0xad0 [ 57.450007][ T7028] ? mutex_trylock+0x2c0/0x2c0 [ 57.454749][ T7028] ? lock_downgrade+0x840/0x840 [ 57.459575][ T7028] ? br_afspec+0x490/0x490 [ 57.463972][ T7028] rtnl_bridge_setlink+0x279/0x6d0 [ 57.469056][ T7028] ? ndo_dflt_fdb_del+0x160/0x160 [ 57.474079][ T7028] rtnetlink_rcv_msg+0x44e/0xad0 [ 57.479012][ T7028] ? rtnl_bridge_getlink+0x870/0x870 [ 57.484278][ T7028] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 57.489620][ T7028] ? __copy_skb_header+0x200/0x5b0 [ 57.494703][ T7028] ? netlink_deliver_tap+0x146/0xb50 [ 57.500071][ T7028] ? skb_splice_bits+0x1a0/0x1a0 [ 57.504985][ T7028] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 57.510857][ T7028] netlink_rcv_skb+0x15a/0x410 [ 57.515592][ T7028] ? rtnl_bridge_getlink+0x870/0x870 [ 57.520848][ T7028] ? netlink_ack+0xa10/0xa10 [ 57.525422][ T7028] ? netlink_deliver_tap+0x236/0xb50 [ 57.530681][ T7028] netlink_unicast+0x537/0x740 [ 57.535503][ T7028] ? netlink_attachskb+0x810/0x810 [ 57.540758][ T7028] ? _copy_from_iter_full+0x25c/0x870 [ 57.546110][ T7028] ? __phys_addr_symbol+0x2c/0x70 [ 57.551119][ T7028] ? __check_object_size+0x171/0x437 [ 57.556552][ T7028] netlink_sendmsg+0x882/0xe10 [ 57.561332][ T7028] ? aa_af_perm+0x260/0x260 [ 57.565823][ T7028] ? netlink_unicast+0x740/0x740 [ 57.570925][ T7028] ? netlink_unicast+0x740/0x740 [ 57.575841][ T7028] sock_sendmsg+0xcf/0x120 [ 57.580246][ T7028] ____sys_sendmsg+0x6e6/0x810 [ 57.584983][ T7028] ? kernel_sendmsg+0x50/0x50 [ 57.589633][ T7028] ? lock_downgrade+0x840/0x840 [ 57.594473][ T7028] ? pagevec_lru_move_fn+0x20a/0x290 [ 57.599737][ T7028] ___sys_sendmsg+0x100/0x170 [ 57.604464][ T7028] ? sendmsg_copy_msghdr+0x70/0x70 [ 57.609557][ T7028] ? mark_held_locks+0xe0/0xe0 [ 57.614298][ T7028] ? prep_transhuge_page+0xa0/0xa0 [ 57.619406][ T7028] ? pud_val+0x7c/0xf0 [ 57.623447][ T7028] ? pmd_val+0xf0/0xf0 [ 57.627490][ T7028] ? percpu_counter_add_batch+0x123/0x180 [ 57.633364][ T7028] ? __handle_mm_fault+0xa4b/0x3c90 [ 57.638559][ T7028] ? vm_insert_pages+0x6a0/0x6a0 [ 57.643595][ T7028] ? lock_downgrade+0x840/0x840 [ 57.648436][ T7028] ? __fget_light+0x1ab/0x270 [ 57.653210][ T7028] __sys_sendmsg+0xe5/0x1b0 [ 57.657687][ T7028] ? __sys_sendmsg_sock+0xb0/0xb0 [ 57.662687][ T7028] ? down_read_nested+0x420/0x420 [ 57.667711][ T7028] ? trace_hardirqs_off_caller+0x55/0x230 [ 57.673408][ T7028] do_syscall_64+0xf6/0x7d0 [ 57.677891][ T7028] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.683757][ T7028] RIP: 0033:0x4438f9 [ 57.687640][ T7028] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 6b 0e fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.707305][ T7028] RSP: 002b:00007ffc8cfd2528 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.715786][ T7028] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004438f9 [ 57.727911][ T7028] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 57.735860][ T7028] RBP: 00007ffc8cfd2540 R08: 00000000bb1414ac R09: 00000000bb1414ac [ 57.743820][ T7028] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc8cfd2570 [ 57.751765][ T7028] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 57.759713][ T7028] [ 57.762015][ T7028] Allocated by task 7028: [ 57.766351][ T7028] save_stack+0x1b/0x40 [ 57.770480][ T7028] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 57.776116][ T7028] kvmalloc_node+0x61/0xf0 [ 57.780563][ T7028] alloc_netdev_mqs+0x97/0xdc0 [ 57.785308][ T7028] rtnl_create_link+0x219/0xac0 [ 57.790226][ T7028] __rtnl_newlink+0xe2e/0x1590 [ 57.794962][ T7028] rtnl_newlink+0x64/0xa0 [ 57.799263][ T7028] rtnetlink_rcv_msg+0x44e/0xad0 [ 57.804191][ T7028] netlink_rcv_skb+0x15a/0x410 [ 57.808937][ T7028] netlink_unicast+0x537/0x740 [ 57.813704][ T7028] netlink_sendmsg+0x882/0xe10 [ 57.818464][ T7028] sock_sendmsg+0xcf/0x120 [ 57.822856][ T7028] __sys_sendto+0x219/0x330 [ 57.827346][ T7028] __x64_sys_sendto+0xdd/0x1b0 [ 57.832114][ T7028] do_syscall_64+0xf6/0x7d0 [ 57.836598][ T7028] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.842458][ T7028] [ 57.844779][ T7028] Freed by task 0: [ 57.848563][ T7028] (stack is not available) [ 57.852952][ T7028] [ 57.855253][ T7028] The buggy address belongs to the object at ffff888094d96000 [ 57.855253][ T7028] which belongs to the cache kmalloc-4k of size 4096 [ 57.869291][ T7028] The buggy address is located 3876 bytes inside of [ 57.869291][ T7028] 4096-byte region [ffff888094d96000, ffff888094d97000) [ 57.882720][ T7028] The buggy address belongs to the page: [ 57.888338][ T7028] page:ffffea0002536580 refcount:1 mapcount:0 mapping:00000000c278d3e1 index:0x0 head:ffffea0002536580 order:1 compound_mapcount:0 [ 57.901778][ T7028] flags: 0xfffe0000010200(slab|head) [ 57.907656][ T7028] raw: 00fffe0000010200 ffffea00024d5088 ffffea0002a47788 ffff8880aa002000 [ 57.916229][ T7028] raw: 0000000000000000 ffff888094d96000 0000000100000001 0000000000000000 [ 57.925317][ T7028] page dumped because: kasan: bad access detected [ 57.931699][ T7028] [ 57.933997][ T7028] Memory state around the buggy address: [ 57.939611][ T7028] ffff888094d96e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 57.947773][ T7028] ffff888094d96e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 57.955821][ T7028] >ffff888094d96f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 57.963858][ T7028] ^ [ 57.968943][ T7028] ffff888094d96f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 57.976977][ T7028] ffff888094d97000: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 57.985008][ T7028] ================================================================== [ 57.997726][ T7028] Kernel panic - not syncing: panic_on_warn set ... [ 58.004452][ T7028] CPU: 0 PID: 7028 Comm: syz-executor481 Tainted: G B 5.7.0-rc5-syzkaller #0 [ 58.014502][ T7028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.024749][ T7028] Call Trace: [ 58.028053][ T7028] dump_stack+0x188/0x20d [ 58.032385][ T7028] panic+0x2e3/0x75c [ 58.036453][ T7028] ? add_taint.cold+0x16/0x16 [ 58.041392][ T7028] ? preempt_schedule_common+0x5e/0xc0 [ 58.046933][ T7028] ? br_mrp_parse+0x362/0x450 [ 58.051608][ T7028] ? preempt_schedule_thunk+0x16/0x18 [ 58.056955][ T7028] ? trace_hardirqs_on+0x55/0x220 [ 58.061954][ T7028] ? br_mrp_parse+0x362/0x450 [ 58.066606][ T7028] end_report+0x4d/0x53 [ 58.070740][ T7028] __kasan_report.cold+0xd/0x38 [ 58.075582][ T7028] ? br_mrp_parse+0x362/0x450 [ 58.080235][ T7028] ? br_mrp_parse+0x362/0x450 [ 58.084886][ T7028] kasan_report+0x33/0x50 [ 58.089208][ T7028] br_mrp_parse+0x362/0x450 [ 58.093689][ T7028] ? br_mrp_enabled+0x50/0x50 [ 58.098433][ T7028] ? trace_hardirqs_off+0x50/0x220 [ 58.103837][ T7028] ? _raw_spin_unlock_irqrestore+0x9b/0xe0 [ 58.109631][ T7028] ? stack_depot_save+0x252/0x440 [ 58.114957][ T7028] br_afspec+0x328/0x490 [ 58.119186][ T7028] ? br_process_vlan_info+0x9a0/0x9a0 [ 58.124663][ T7028] ? netlink_unicast+0x5e9/0x740 [ 58.129735][ T7028] ? sock_sendmsg+0xcf/0x120 [ 58.134325][ T7028] ? ____sys_sendmsg+0x6e6/0x810 [ 58.139245][ T7028] ? ___sys_sendmsg+0x100/0x170 [ 58.144170][ T7028] ? lock_acquire+0x1f2/0x8f0 [ 58.148822][ T7028] ? rtnetlink_rcv_msg+0x3f9/0xad0 [ 58.153911][ T7028] br_setlink+0x363/0x610 [ 58.158248][ T7028] ? br_afspec+0x490/0x490 [ 58.162828][ T7028] ? trace_hardirqs_on+0x55/0x220 [ 58.167843][ T7028] ? trace_hardirqs_off+0x50/0x220 [ 58.173019][ T7028] ? __mutex_lock+0x458/0x13c0 [ 58.177773][ T7028] ? rtnetlink_rcv_msg+0x3f9/0xad0 [ 58.182859][ T7028] ? mutex_trylock+0x2c0/0x2c0 [ 58.187600][ T7028] ? lock_downgrade+0x840/0x840 [ 58.192426][ T7028] ? br_afspec+0x490/0x490 [ 58.196823][ T7028] rtnl_bridge_setlink+0x279/0x6d0 [ 58.201926][ T7028] ? ndo_dflt_fdb_del+0x160/0x160 [ 58.206928][ T7028] rtnetlink_rcv_msg+0x44e/0xad0 [ 58.211858][ T7028] ? rtnl_bridge_getlink+0x870/0x870 [ 58.217130][ T7028] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 58.222407][ T7028] ? __copy_skb_header+0x200/0x5b0 [ 58.227943][ T7028] ? netlink_deliver_tap+0x146/0xb50 [ 58.233203][ T7028] ? skb_splice_bits+0x1a0/0x1a0 [ 58.238140][ T7028] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 58.243924][ T7028] netlink_rcv_skb+0x15a/0x410 [ 58.248667][ T7028] ? rtnl_bridge_getlink+0x870/0x870 [ 58.254468][ T7028] ? netlink_ack+0xa10/0xa10 [ 58.259044][ T7028] ? netlink_deliver_tap+0x236/0xb50 [ 58.264394][ T7028] netlink_unicast+0x537/0x740 [ 58.269178][ T7028] ? netlink_attachskb+0x810/0x810 [ 58.274270][ T7028] ? _copy_from_iter_full+0x25c/0x870 [ 58.279649][ T7028] ? __phys_addr_symbol+0x2c/0x70 [ 58.284654][ T7028] ? __check_object_size+0x171/0x437 [ 58.289917][ T7028] netlink_sendmsg+0x882/0xe10 [ 58.294673][ T7028] ? aa_af_perm+0x260/0x260 [ 58.299165][ T7028] ? netlink_unicast+0x740/0x740 [ 58.304092][ T7028] ? netlink_unicast+0x740/0x740 [ 58.309020][ T7028] sock_sendmsg+0xcf/0x120 [ 58.313418][ T7028] ____sys_sendmsg+0x6e6/0x810 [ 58.318158][ T7028] ? kernel_sendmsg+0x50/0x50 [ 58.322815][ T7028] ? lock_downgrade+0x840/0x840 [ 58.327639][ T7028] ? pagevec_lru_move_fn+0x20a/0x290 [ 58.332905][ T7028] ___sys_sendmsg+0x100/0x170 [ 58.341730][ T7028] ? sendmsg_copy_msghdr+0x70/0x70 [ 58.346816][ T7028] ? mark_held_locks+0xe0/0xe0 [ 58.351552][ T7028] ? prep_transhuge_page+0xa0/0xa0 [ 58.356651][ T7028] ? pud_val+0x7c/0xf0 [ 58.360696][ T7028] ? pmd_val+0xf0/0xf0 [ 58.364741][ T7028] ? percpu_counter_add_batch+0x123/0x180 [ 58.370436][ T7028] ? __handle_mm_fault+0xa4b/0x3c90 [ 58.375625][ T7028] ? vm_insert_pages+0x6a0/0x6a0 [ 58.380591][ T7028] ? lock_downgrade+0x840/0x840 [ 58.385683][ T7028] ? __fget_light+0x1ab/0x270 [ 58.390347][ T7028] __sys_sendmsg+0xe5/0x1b0 [ 58.394831][ T7028] ? __sys_sendmsg_sock+0xb0/0xb0 [ 58.399957][ T7028] ? down_read_nested+0x420/0x420 [ 58.404963][ T7028] ? trace_hardirqs_off_caller+0x55/0x230 [ 58.410677][ T7028] do_syscall_64+0xf6/0x7d0 [ 58.415160][ T7028] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.421044][ T7028] RIP: 0033:0x4438f9 [ 58.424913][ T7028] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 6b 0e fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.444494][ T7028] RSP: 002b:00007ffc8cfd2528 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.452892][ T7028] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004438f9 [ 58.461972][ T7028] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 58.469930][ T7028] RBP: 00007ffc8cfd2540 R08: 00000000bb1414ac R09: 00000000bb1414ac [ 58.477896][ T7028] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc8cfd2570 [ 58.486551][ T7028] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 58.496169][ T7028] Kernel Offset: disabled [ 58.500489][ T7028] Rebooting in 86400 seconds..