[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 81.985499][ T27] audit: type=1800 audit(1583875934.456:25): pid=9500 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 82.020080][ T27] audit: type=1800 audit(1583875934.456:26): pid=9500 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 82.079121][ T27] audit: type=1800 audit(1583875934.456:27): pid=9500 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.176' (ECDSA) to the list of known hosts. syzkaller login: [ 91.373087][ T9656] IPVS: ftp: loaded support on port[0] = 21 [ 91.427980][ T9656] chnl_net:caif_netlink_parms(): no params data found [ 91.466482][ T9656] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.474008][ T9656] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.482026][ T9656] device bridge_slave_0 entered promiscuous mode [ 91.490819][ T9656] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.497940][ T9656] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.505844][ T9656] device bridge_slave_1 entered promiscuous mode [ 91.524756][ T9656] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 91.535618][ T9656] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 91.556290][ T9656] team0: Port device team_slave_0 added [ 91.563665][ T9656] team0: Port device team_slave_1 added [ 91.580742][ T9656] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.587732][ T9656] 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. [ 91.613983][ T9656] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.626494][ T9656] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.633671][ T9656] 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. [ 91.659639][ T9656] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.722620][ T9656] device hsr_slave_0 entered promiscuous mode [ 91.760219][ T9656] device hsr_slave_1 entered promiscuous mode [ 91.870304][ T9656] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.932967][ T9656] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 92.002733][ T9656] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 92.062604][ T9656] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 92.135885][ T9656] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.143529][ T9656] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.151479][ T9656] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.158744][ T9656] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.204406][ T9656] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.217800][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.228710][ T2904] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.237415][ T2904] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.246019][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 92.259626][ T9656] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.272023][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.281376][ T2743] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.288454][ T2743] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.312349][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.321504][ T2904] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.328577][ T2904] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.337120][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.346069][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.355443][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.366377][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.378766][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.389628][ T9656] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 92.408350][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 92.417714][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 92.431445][ T9656] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.451074][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 92.461951][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 92.484646][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 92.493754][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 92.503813][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 92.512080][ T2904] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 92.521891][ T9656] device veth0_vlan entered promiscuous mode [ 92.534579][ T9656] device veth1_vlan entered promiscuous mode [ 92.555468][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 92.564439][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 92.572684][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 92.581677][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 92.593389][ T9656] device veth0_macvtap entered promiscuous mode [ 92.603960][ T9656] device veth1_macvtap entered promiscuous mode [ 92.622703][ T9656] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.630971][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 92.639130][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 92.647730][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 92.656981][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 92.670937][ T9656] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.678623][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 92.688755][ T2743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 92.848797][ T9656] ================================================================== [ 92.857211][ T9656] BUG: KASAN: use-after-free in tcindex_set_parms+0x17fd/0x1a00 [ 92.864829][ T9656] Write of size 16 at addr ffff88809f57bd30 by task syz-executor082/9656 [ 92.873247][ T9656] [ 92.875590][ T9656] CPU: 0 PID: 9656 Comm: syz-executor082 Not tainted 5.6.0-rc3-syzkaller #0 [ 92.884344][ T9656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.894415][ T9656] Call Trace: [ 92.897700][ T9656] dump_stack+0x188/0x20d [ 92.902039][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 92.907311][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 92.912600][ T9656] print_address_description.constprop.0.cold+0xd3/0x315 [ 92.919632][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 92.924931][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 92.930218][ T9656] __kasan_report.cold+0x1a/0x32 [ 92.935321][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 92.940597][ T9656] kasan_report+0xe/0x20 [ 92.944938][ T9656] tcindex_set_parms+0x17fd/0x1a00 [ 92.950071][ T9656] ? tcindex_alloc_perfect_hash+0x320/0x320 [ 92.956000][ T9656] ? mark_held_locks+0xe0/0xe0 [ 92.961246][ T9656] ? nla_memcpy+0xa0/0xa0 [ 92.966351][ T9656] ? tcindex_change+0x203/0x2e0 [ 92.971192][ T9656] tcindex_change+0x203/0x2e0 [ 92.975878][ T9656] ? tcindex_set_parms+0x1a00/0x1a00 [ 92.981276][ T9656] tc_new_tfilter+0xa59/0x20b0 [ 92.986045][ T9656] ? tcindex_set_parms+0x1a00/0x1a00 [ 92.991339][ T9656] ? tc_del_tfilter+0x1430/0x1430 [ 92.996370][ T9656] ? __lock_acquire+0x80b/0x3ca0 [ 93.001299][ T9656] ? apparmor_capable+0x454/0x8a0 [ 93.006335][ T9656] ? rcu_read_lock_held+0x9c/0xb0 [ 93.011356][ T9656] ? tc_del_tfilter+0x1430/0x1430 [ 93.016546][ T9656] rtnetlink_rcv_msg+0x810/0xad0 [ 93.021473][ T9656] ? rtnl_bridge_getlink+0x870/0x870 [ 93.026760][ T9656] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 93.032027][ T9656] ? __copy_skb_header+0x2c0/0x5b0 [ 93.037122][ T9656] ? skb_splice_bits+0x1a0/0x1a0 [ 93.042046][ T9656] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 93.047845][ T9656] ? kmem_cache_alloc+0x261/0x730 [ 93.052858][ T9656] netlink_rcv_skb+0x15a/0x410 [ 93.057619][ T9656] ? rtnl_bridge_getlink+0x870/0x870 [ 93.062887][ T9656] ? netlink_ack+0xa80/0xa80 [ 93.067486][ T9656] netlink_unicast+0x537/0x740 [ 93.072237][ T9656] ? netlink_attachskb+0x810/0x810 [ 93.077329][ T9656] ? _copy_from_iter_full+0x25c/0x870 [ 93.082710][ T9656] ? __phys_addr_symbol+0x2c/0x70 [ 93.087715][ T9656] ? __check_object_size+0x171/0x437 [ 93.092987][ T9656] netlink_sendmsg+0x882/0xe10 [ 93.097736][ T9656] ? aa_af_perm+0x260/0x260 [ 93.102222][ T9656] ? netlink_unicast+0x740/0x740 [ 93.107165][ T9656] ? netlink_unicast+0x740/0x740 [ 93.112098][ T9656] sock_sendmsg+0xcf/0x120 [ 93.116517][ T9656] ____sys_sendmsg+0x6b9/0x7d0 [ 93.121504][ T9656] ? kernel_sendmsg+0x50/0x50 [ 93.126170][ T9656] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.131699][ T9656] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 93.137669][ T9656] ___sys_sendmsg+0x100/0x170 [ 93.142334][ T9656] ? sendmsg_copy_msghdr+0x70/0x70 [ 93.147515][ T9656] ? lock_downgrade+0x7f0/0x7f0 [ 93.152354][ T9656] ? lock_acquire+0x197/0x420 [ 93.157030][ T9656] ? __might_fault+0xef/0x1d0 [ 93.161714][ T9656] ? __might_fault+0x190/0x1d0 [ 93.166471][ T9656] ? _copy_to_user+0x107/0x150 [ 93.171224][ T9656] ? move_addr_to_user+0xb3/0x200 [ 93.176233][ T9656] ? __fget_light+0x1a5/0x270 [ 93.180910][ T9656] __sys_sendmsg+0xec/0x1b0 [ 93.185409][ T9656] ? __sys_sendmsg_sock+0xb0/0xb0 [ 93.190414][ T9656] ? mark_held_locks+0x9f/0xe0 [ 93.195180][ T9656] ? trace_hardirqs_off_caller+0x55/0x230 [ 93.200884][ T9656] ? do_syscall_64+0x21/0x790 [ 93.205545][ T9656] do_syscall_64+0xf6/0x790 [ 93.210039][ T9656] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.215943][ T9656] RIP: 0033:0x444ba9 [ 93.219835][ T9656] Code: 43 02 00 85 c0 b8 00 00 00 00 48 0f 44 c3 5b c3 90 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 1b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.239458][ T9656] RSP: 002b:00007ffeec465728 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.247859][ T9656] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000444ba9 [ 93.255817][ T9656] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 93.263876][ T9656] RBP: 00007ffeec465750 R08: 0000000000000000 R09: 0000000000000000 [ 93.271849][ T9656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 93.279816][ T9656] R13: 00000000004060e0 R14: 0000000000000000 R15: 0000000000000000 [ 93.287826][ T9656] [ 93.290145][ T9656] Allocated by task 574: [ 93.294417][ T9656] save_stack+0x1b/0x80 [ 93.298558][ T9656] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 93.304173][ T9656] kmem_cache_alloc_node_trace+0x161/0x790 [ 93.309972][ T9656] blk_alloc_flush_queue+0x8c/0x2f0 [ 93.315158][ T9656] blk_mq_realloc_hw_ctxs+0xda9/0x14a0 [ 93.320600][ T9656] blk_mq_init_allocated_queue+0x328/0x13c0 [ 93.326471][ T9656] blk_mq_init_queue+0x5c/0xa0 [ 93.331217][ T9656] scsi_mq_alloc_queue+0x3e/0x170 [ 93.336235][ T9656] scsi_alloc_sdev+0x82e/0xc50 [ 93.340994][ T9656] scsi_probe_and_add_lun+0x2110/0x34d0 [ 93.346520][ T9656] __scsi_scan_target+0x280/0xed0 [ 93.351519][ T9656] scsi_scan_channel.part.0+0x126/0x1a0 [ 93.357048][ T9656] scsi_scan_host_selected+0x30b/0x450 [ 93.362496][ T9656] do_scsi_scan_host+0x1e8/0x260 [ 93.367426][ T9656] do_scan_async+0x40/0x500 [ 93.371912][ T9656] async_run_entry_fn+0x121/0x530 [ 93.376914][ T9656] process_one_work+0x94b/0x1690 [ 93.381829][ T9656] worker_thread+0x96/0xe20 [ 93.386310][ T9656] kthread+0x357/0x430 [ 93.390363][ T9656] ret_from_fork+0x24/0x30 [ 93.394776][ T9656] [ 93.397385][ T9656] Freed by task 2757: [ 93.401347][ T9656] save_stack+0x1b/0x80 [ 93.405671][ T9656] __kasan_slab_free+0xf7/0x140 [ 93.410524][ T9656] kfree+0x109/0x2b0 [ 93.414471][ T9656] blk_free_flush_queue+0x48/0x60 [ 93.419585][ T9656] blk_mq_hw_sysfs_release+0x98/0x160 [ 93.425012][ T9656] kobject_put+0x1e7/0x2e0 [ 93.429471][ T9656] blk_mq_release+0x24c/0x3f0 [ 93.434191][ T9656] __blk_release_queue+0x205/0x380 [ 93.439288][ T9656] process_one_work+0x94b/0x1690 [ 93.444265][ T9656] worker_thread+0x96/0xe20 [ 93.448749][ T9656] kthread+0x357/0x430 [ 93.452795][ T9656] ret_from_fork+0x24/0x30 [ 93.457196][ T9656] [ 93.459505][ T9656] The buggy address belongs to the object at ffff88809f57bd00 [ 93.459505][ T9656] which belongs to the cache kmalloc-192 of size 192 [ 93.473623][ T9656] The buggy address is located 48 bytes inside of [ 93.473623][ T9656] 192-byte region [ffff88809f57bd00, ffff88809f57bdc0) [ 93.486787][ T9656] The buggy address belongs to the page: [ 93.492400][ T9656] page:ffffea00027d5ec0 refcount:1 mapcount:0 mapping:ffff8880aa000000 index:0x0 [ 93.501690][ T9656] flags: 0xfffe0000000200(slab) [ 93.506545][ T9656] raw: 00fffe0000000200 ffffea00027d7508 ffffea00027d23c8 ffff8880aa000000 [ 93.515113][ T9656] raw: 0000000000000000 ffff88809f57b000 0000000100000010 0000000000000000 [ 93.523676][ T9656] page dumped because: kasan: bad access detected [ 93.530079][ T9656] [ 93.532399][ T9656] Memory state around the buggy address: [ 93.538113][ T9656] ffff88809f57bc00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 93.546154][ T9656] ffff88809f57bc80: 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 93.554194][ T9656] >ffff88809f57bd00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.562233][ T9656] ^ [ 93.567891][ T9656] ffff88809f57bd80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 93.575950][ T9656] ffff88809f57be00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.584800][ T9656] ================================================================== [ 93.592885][ T9656] Disabling lock debugging due to kernel taint [ 93.605778][ T9656] Kernel panic - not syncing: panic_on_warn set ... [ 93.612522][ T9656] CPU: 0 PID: 9656 Comm: syz-executor082 Tainted: G B 5.6.0-rc3-syzkaller #0 [ 93.622566][ T9656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.632607][ T9656] Call Trace: [ 93.635905][ T9656] dump_stack+0x188/0x20d [ 93.640233][ T9656] panic+0x2e3/0x75c [ 93.644107][ T9656] ? add_taint.cold+0x16/0x16 [ 93.648776][ T9656] ? preempt_schedule_common+0x5e/0xc0 [ 93.654231][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 93.659512][ T9656] ? ___preempt_schedule+0x16/0x18 [ 93.664643][ T9656] ? trace_hardirqs_on+0x55/0x220 [ 93.669654][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 93.674936][ T9656] end_report+0x43/0x49 [ 93.679091][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 93.684409][ T9656] __kasan_report.cold+0xd/0x32 [ 93.689401][ T9656] ? tcindex_set_parms+0x17fd/0x1a00 [ 93.694676][ T9656] kasan_report+0xe/0x20 [ 93.698951][ T9656] tcindex_set_parms+0x17fd/0x1a00 [ 93.704058][ T9656] ? tcindex_alloc_perfect_hash+0x320/0x320 [ 93.709975][ T9656] ? mark_held_locks+0xe0/0xe0 [ 93.714732][ T9656] ? nla_memcpy+0xa0/0xa0 [ 93.719159][ T9656] ? tcindex_change+0x203/0x2e0 [ 93.724016][ T9656] tcindex_change+0x203/0x2e0 [ 93.728684][ T9656] ? tcindex_set_parms+0x1a00/0x1a00 [ 93.733997][ T9656] tc_new_tfilter+0xa59/0x20b0 [ 93.738812][ T9656] ? tcindex_set_parms+0x1a00/0x1a00 [ 93.744085][ T9656] ? tc_del_tfilter+0x1430/0x1430 [ 93.749163][ T9656] ? __lock_acquire+0x80b/0x3ca0 [ 93.754096][ T9656] ? apparmor_capable+0x454/0x8a0 [ 93.759284][ T9656] ? rcu_read_lock_held+0x9c/0xb0 [ 93.764393][ T9656] ? tc_del_tfilter+0x1430/0x1430 [ 93.769488][ T9656] rtnetlink_rcv_msg+0x810/0xad0 [ 93.774441][ T9656] ? rtnl_bridge_getlink+0x870/0x870 [ 93.779748][ T9656] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 93.785036][ T9656] ? __copy_skb_header+0x2c0/0x5b0 [ 93.790127][ T9656] ? skb_splice_bits+0x1a0/0x1a0 [ 93.795064][ T9656] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 93.800856][ T9656] ? kmem_cache_alloc+0x261/0x730 [ 93.805864][ T9656] netlink_rcv_skb+0x15a/0x410 [ 93.810687][ T9656] ? rtnl_bridge_getlink+0x870/0x870 [ 93.816078][ T9656] ? netlink_ack+0xa80/0xa80 [ 93.820674][ T9656] netlink_unicast+0x537/0x740 [ 93.825446][ T9656] ? netlink_attachskb+0x810/0x810 [ 93.830652][ T9656] ? _copy_from_iter_full+0x25c/0x870 [ 93.836010][ T9656] ? __phys_addr_symbol+0x2c/0x70 [ 93.841461][ T9656] ? __check_object_size+0x171/0x437 [ 93.846735][ T9656] netlink_sendmsg+0x882/0xe10 [ 93.851500][ T9656] ? aa_af_perm+0x260/0x260 [ 93.856130][ T9656] ? netlink_unicast+0x740/0x740 [ 93.861183][ T9656] ? netlink_unicast+0x740/0x740 [ 93.866115][ T9656] sock_sendmsg+0xcf/0x120 [ 93.870533][ T9656] ____sys_sendmsg+0x6b9/0x7d0 [ 93.875293][ T9656] ? kernel_sendmsg+0x50/0x50 [ 93.879960][ T9656] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.885500][ T9656] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 93.891462][ T9656] ___sys_sendmsg+0x100/0x170 [ 93.896121][ T9656] ? sendmsg_copy_msghdr+0x70/0x70 [ 93.901215][ T9656] ? lock_downgrade+0x7f0/0x7f0 [ 93.906045][ T9656] ? lock_acquire+0x197/0x420 [ 93.910702][ T9656] ? __might_fault+0xef/0x1d0 [ 93.915376][ T9656] ? __might_fault+0x190/0x1d0 [ 93.920132][ T9656] ? _copy_to_user+0x107/0x150 [ 93.924880][ T9656] ? move_addr_to_user+0xb3/0x200 [ 93.929890][ T9656] ? __fget_light+0x1a5/0x270 [ 93.934550][ T9656] __sys_sendmsg+0xec/0x1b0 [ 93.939056][ T9656] ? __sys_sendmsg_sock+0xb0/0xb0 [ 93.944061][ T9656] ? mark_held_locks+0x9f/0xe0 [ 93.948830][ T9656] ? trace_hardirqs_off_caller+0x55/0x230 [ 93.954647][ T9656] ? do_syscall_64+0x21/0x790 [ 93.959349][ T9656] do_syscall_64+0xf6/0x790 [ 93.964006][ T9656] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.969899][ T9656] RIP: 0033:0x444ba9 [ 93.973820][ T9656] Code: 43 02 00 85 c0 b8 00 00 00 00 48 0f 44 c3 5b c3 90 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 1b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.993542][ T9656] RSP: 002b:00007ffeec465728 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.002132][ T9656] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000444ba9 [ 94.010879][ T9656] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 94.018835][ T9656] RBP: 00007ffeec465750 R08: 0000000000000000 R09: 0000000000000000 [ 94.026799][ T9656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 94.034752][ T9656] R13: 00000000004060e0 R14: 0000000000000000 R15: 0000000000000000 [ 94.044051][ T9656] Kernel Offset: disabled [ 94.048395][ T9656] Rebooting in 86400 seconds..