[info] Using makefile-style concurrent boot in runlevel 2. [ 25.675463] audit: type=1800 audit(1543387308.462:21): pid=5827 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 25.703936] audit: type=1800 audit(1543387308.462:22): pid=5827 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] 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 '10.128.15.207' (ECDSA) to the list of known hosts. syzkaller login: [ 68.697243] IPVS: ftp: loaded support on port[0] = 21 [ 68.697585] IPVS: ftp: loaded support on port[0] = 21 [ 68.707894] IPVS: ftp: loaded support on port[0] = 21 [ 68.711375] IPVS: ftp: loaded support on port[0] = 21 [ 68.715801] IPVS: ftp: loaded support on port[0] = 21 [ 68.725430] IPVS: ftp: loaded support on port[0] = 21 [ 69.366991] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.391014] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.398493] device bridge_slave_0 entered promiscuous mode [ 69.413836] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.420213] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.428196] device bridge_slave_0 entered promiscuous mode [ 69.449135] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.458026] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.465713] device bridge_slave_0 entered promiscuous mode [ 69.485929] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.494379] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.502276] device bridge_slave_0 entered promiscuous mode [ 69.511886] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.518340] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.529295] device bridge_slave_1 entered promiscuous mode [ 69.543026] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.549955] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.557889] device bridge_slave_0 entered promiscuous mode [ 69.565335] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.575202] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.582572] device bridge_slave_1 entered promiscuous mode [ 69.591484] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.597834] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.606895] device bridge_slave_0 entered promiscuous mode [ 69.614926] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.621845] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.629257] device bridge_slave_1 entered promiscuous mode [ 69.637959] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 69.647564] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.654144] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.662503] device bridge_slave_1 entered promiscuous mode [ 69.678129] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 69.687776] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.697041] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.705383] device bridge_slave_1 entered promiscuous mode [ 69.714607] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 69.724272] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 69.736243] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 69.746645] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.756911] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.770246] device bridge_slave_1 entered promiscuous mode [ 69.778707] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 69.802514] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 69.824378] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 69.842351] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 69.865627] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 69.874022] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 69.960575] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 69.970582] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 70.000180] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 70.024156] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.064993] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 70.089449] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 70.100425] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 70.110833] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.133001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.150400] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 70.168797] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.186443] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 70.199843] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 70.208998] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.220788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.231980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.243471] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.253538] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 70.273946] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 70.304362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.314847] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 70.322751] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 70.335349] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 70.342236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.350673] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.364357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.375119] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 70.394056] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 70.410106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.419257] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.429082] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.467193] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 70.483662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.508660] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 70.523101] team0: Port device team_slave_0 added [ 70.560700] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 70.572868] team0: Port device team_slave_0 added [ 70.587053] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 70.611544] team0: Port device team_slave_1 added [ 70.631926] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 70.639182] team0: Port device team_slave_0 added [ 70.647816] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 70.656631] team0: Port device team_slave_0 added [ 70.679901] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 70.691358] team0: Port device team_slave_1 added [ 70.699988] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.713119] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 70.720493] team0: Port device team_slave_1 added [ 70.728884] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 70.742351] team0: Port device team_slave_0 added [ 70.757954] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 70.771305] team0: Port device team_slave_1 added [ 70.788240] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.796144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.809540] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 70.824319] team0: Port device team_slave_1 added [ 70.832815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.840804] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 70.848425] team0: Port device team_slave_0 added [ 70.863687] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 70.882810] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.898032] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.918446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.927347] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.935026] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.949237] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 70.957034] team0: Port device team_slave_1 added [ 70.964353] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 70.981161] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 70.991438] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.998972] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.012243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.020065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.027995] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.038269] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.052550] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 71.063930] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 71.077462] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 71.088997] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.108323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.123915] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.131868] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.139270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.147209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.155046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.162820] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.172513] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 71.179794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.188211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.206649] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 71.221855] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.234557] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.247034] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 71.261331] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 71.272140] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.282163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.290383] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.298703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.309196] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 71.336362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.347983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.373347] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 71.380567] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 71.399595] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.408318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.421724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.429638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 71.870151] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.876715] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.883957] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.890324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.905805] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.003145] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.009529] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.016221] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.022609] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.031597] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.038037] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.044422] bridge0: port 2(bridge_slave_1) entered forwarding state RTNETLINK answers: No buffer space available [ 72.051052] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.057386] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.072081] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.090114] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.096523] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.103188] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.109552] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.121095] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.138016] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.158178] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.176736] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.184792] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.194412] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.200929] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.207535] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.213942] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.221841] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.234914] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.241292] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.247897] bridge0: port 1(bridge_slave_0) entered blocking state RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available [ 72.254269] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.267648] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 73.161241] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.168897] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument [ 74.632673] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.647815] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.671590] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.713865] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.774650] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.786786] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.864828] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.897928] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.938815] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.976792] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.991395] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 75.035207] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 75.116376] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.128393] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.147585] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.158080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.171442] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.178471] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.254200] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.270077] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.280315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.289525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.297841] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.305601] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.328498] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.341018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.348114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.368367] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.384103] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.390465] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.405243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.418979] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.499174] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.531748] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.616031] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.641396] 8021q: adding VLAN 0 to HW filter on device team0 [ 121.099624] ------------[ cut here ]------------ [ 121.104432] DEBUG_LOCKS_WARN_ON(!hlock->nest_lock) [ 121.104445] ------------[ cut here ]------------ [ 121.114126] Bad or missing usercopy whitelist? Kernel memory overwrite attempt detected to SLAB object 'task_struct' (offset 1432, size 2)! [ 121.126929] WARNING: CPU: 1 PID: 38 at mm/usercopy.c:83 usercopy_warn+0xee/0x110 [ 121.134468] Kernel panic - not syncing: panic_on_warn set ... [ 121.140361] CPU: 1 PID: 38 Comm: فd Not tainted 4.20.0-rc3+ #317 [ 121.147720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.157194] ------------[ cut here ]------------ [ 121.161950] kernel BUG at mm/slab.c:4425! [ 121.166172] WARNING: CPU: 1 PID: 38 at kernel/rcu/tree_plugin.h:438 __rcu_read_unlock+0x266/0x2e0 [ 121.175184] Modules linked in: [ 121.178387] CPU: 1 PID: 38 Comm: فd Not tainted 4.20.0-rc3+ #317 [ 121.185741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.195141] usercopy: Kernel memory overwrite attempt detected to SLAB object 'signal_cache' (offset 1328, size 23)! [ 121.197114] kasan: CONFIG_KASAN_INLINE enabled [ 121.205942] ------------[ cut here ]------------ [ 121.210535] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 121.215268] kernel BUG at mm/usercopy.c:102! [ 121.215344] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 121.232372] CPU: 1 PID: 38 Comm: فd Not tainted 4.20.0-rc3+ #317 [ 121.239718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.249097] RIP: 0010:usercopy_abort+0xbb/0xbd [ 121.253677] Code: c0 e8 f7 ab b1 ff 48 8b 55 c0 49 89 d9 4d 89 f0 ff 75 c8 4c 89 e1 4c 89 ee 48 c7 c7 c0 db 34 88 ff 75 d0 41 57 e8 e7 f7 97 ff <0f> 0b e8 cc ab b1 ff e8 97 13 f5 ff 8b 95 e4 fe ff ff 4c 89 e1 31 [ 121.272568] RSP: 0018:ffff8881d9b49438 EFLAGS: 00010086 [ 121.277927] RAX: 0000000000000068 RBX: ffffffff88291020 RCX: 0000000000000000 [ 121.285184] RDX: 0000000000000000 RSI: ffffffff8165eae5 RDI: 0000000000000005 [ 121.292440] RBP: ffff8881d9b49490 R08: ffff8881d9b4a440 R09: ffffed103b5e3ef8 [ 121.299697] R10: ffffed103b5e3ef8 R11: ffff8881daf1f7c7 R12: ffffffff8915016d [ 121.306952] R13: ffffffff8834da20 R14: ffffffff8834d960 R15: ffffffff8834d920 [ 121.314230] FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 [ 121.322441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.328307] CR2: 0000000000000130 CR3: 00000001c22f3000 CR4: 00000000001406e0 [ 121.335579] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 121.342844] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 121.350096] Call Trace: [ 121.352666] Modules linked in: [ 121.355911] ---[ end trace 5f91947d7e49c020 ]--- [ 121.355920] general protection fault: 0000 [#2] PREEMPT SMP KASAN [ 121.355937] CPU: 0 PID: 17543 Comm: syz-executor072 Tainted: G D 4.20.0-rc3+ #317 [ 121.360733] RIP: 0010:usercopy_abort+0xbb/0xbd [ 121.366888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.366908] RIP: 0010:mm_update_next_owner+0x4c2/0x990 [ 121.375809] Code: c0 e8 f7 ab b1 ff 48 8b 55 c0 49 89 d9 4d 89 f0 ff 75 c8 4c 89 e1 4c 89 ee 48 c7 c7 c0 db 34 88 ff 75 d0 41 57 e8 e7 f7 97 ff <0f> 0b e8 cc ab b1 ff e8 97 13 f5 ff 8b 95 e4 fe ff ff 4c 89 e1 31 [ 121.380380] Code: 48 3d c0 6e 47 89 48 89 85 a8 fe ff ff 0f 84 4d 02 00 00 e8 00 23 35 00 48 8b 85 a8 fe ff ff 48 8d 78 24 48 89 f8 48 c1 e8 03 <42> 0f b6 14 30 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 121.389705] RSP: 0018:ffff8881d9b49438 EFLAGS: 00010086 [ 121.394975] RSP: 0018:ffff8881bcc5f600 EFLAGS: 00010207 [ 121.413868] RAX: 0000000000000068 RBX: ffffffff88291020 RCX: 0000000000000000 [ 121.432757] RAX: 005fff8000001fca RBX: 0000000000200000 RCX: ffffffff814a6823 [ 121.438095] RDX: 0000000000000000 RSI: ffffffff8165eae5 RDI: 0000000000000005 [ 121.443435] RDX: 0000000000000000 RSI: ffffffff814a67e0 RDI: 02fffc000000fe54 [ 121.450687] RBP: ffff8881d9b49490 R08: ffff8881d9b4a440 R09: ffffed103b5e3ef8 [ 121.457936] RBP: ffff8881bcc5f7b8 R08: ffff8881c0ce2680 R09: fffffbfff1281218 [ 121.465178] R10: ffffed103b5e3ef8 R11: ffff8881daf1f7c7 R12: ffffffff8915016d [ 121.465190] R13: ffffffff8834da20 R14: ffffffff8834d960 R15: ffffffff8834d920 [ 121.472530] R10: fffffbfff1281218 R11: ffffffff894090c3 R12: 02fffc0000010200 [ 121.479783] FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 [ 121.487025] R13: ffff8881d9a50040 R14: dffffc0000000000 R15: ffff8881d9a50460 [ 121.487040] FS: 0000000000000000(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 [ 121.494289] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.501540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.508790] CR2: 0000000000000130 CR3: 00000001c22f3000 CR4: 00000000001406e0 [ 121.517002] CR2: 00000000004cf1b0 CR3: 00000001bf864000 CR4: 00000000001406f0 [ 121.524249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 121.532456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 121.538395] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 121.538405] Kernel panic - not syncing: Fatal exception in interrupt [ 121.544263] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 121.544271] Call Trace: [ 121.596841] ? is_current_pgrp_orphaned+0xa0/0xa0 [ 121.601673] ? do_exit+0xe64/0x26d0 [ 121.605291] ? lock_downgrade+0x900/0x900 [ 121.609436] ? kasan_check_read+0x11/0x20 [ 121.613571] ? do_raw_spin_trylock+0x270/0x270 [ 121.618141] ? up_read_non_owner+0x100/0x100 [ 121.622540] ? __down_interruptible+0x700/0x700 [ 121.627200] do_exit+0xe6c/0x26d0 [ 121.630647] ? mm_update_next_owner+0x990/0x990 [ 121.635329] ? __handle_mm_fault+0x4723/0x5be0 [ 121.639900] ? lock_downgrade+0x900/0x900 [ 121.644038] ? kasan_check_read+0x11/0x20 [ 121.648181] ? kasan_check_read+0x11/0x20 [ 121.652316] ? try_to_wake_up+0x11c/0x1490 [ 121.656539] ? lock_downgrade+0x900/0x900 [ 121.660685] ? trace_hardirqs_off+0xb8/0x310 [ 121.665086] ? kasan_check_read+0x11/0x20 [ 121.669219] ? do_raw_spin_unlock+0xa7/0x330 [ 121.673611] ? trace_hardirqs_on+0x310/0x310 [ 121.678027] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 121.682860] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 121.687946] ? try_to_wake_up+0x11c/0x1490 [ 121.692161] ? rcu_is_watching+0x30/0x30 [ 121.696231] ? __kasan_slab_free+0x119/0x150 [ 121.700631] ? migrate_swap_stop+0x8a0/0x8a0 [ 121.705032] ? blkcg_maybe_throttle_current+0xa38/0x1080 [ 121.710476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 121.716002] ? check_preemption_disabled+0x48/0x280 [ 121.721099] ? blkg_prfill_rwstat_field_recursive+0x170/0x170 [ 121.726972] ? percpu_counter_add_batch+0x141/0x190 [ 121.731979] ? handle_mm_fault+0x42a/0xc70 [ 121.736211] ? __do_page_fault+0x620/0xe60 [ 121.740440] ? lock_downgrade+0x900/0x900 [ 121.744584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 121.750111] ? do_group_exit+0x35f/0x440 [ 121.754162] ? lock_downgrade+0x900/0x900 [ 121.758304] ? kick_process+0xed/0x170 [ 121.762178] ? trace_hardirqs_on+0xbd/0x310 [ 121.766493] ? kasan_check_read+0x11/0x20 [ 121.770630] ? do_group_exit+0x35f/0x440 [ 121.774680] ? trace_hardirqs_off_caller+0x310/0x310 [ 121.779772] ? force_sig+0x30/0x30 [ 121.783311] do_group_exit+0x177/0x440 [ 121.787188] ? __ia32_sys_exit+0x50/0x50 [ 121.791249] ? trace_hardirqs_off_caller+0x310/0x310 [ 121.796345] __x64_sys_exit_group+0x3e/0x50 [ 121.800655] do_syscall_64+0x1b9/0x820 [ 121.804531] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 121.809884] ? syscall_return_slowpath+0x5e0/0x5e0 [ 121.814815] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.819656] ? trace_hardirqs_on_caller+0x310/0x310 [ 121.824678] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 121.829702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 121.835227] ? prepare_exit_to_usermode+0x291/0x3b0 [ 121.840241] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.845076] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.850258] RIP: 0033:0x446a88 [ 121.853444] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 121.872331] RSP: 002b:00007ffc0d106618 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 121.880026] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000446a88 [ 121.887289] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 121.894544] RBP: 00000000004cf170 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 121.901802] R10: 00007ffc0d106660 R11: 0000000000000246 R12: 0000000000000001 [ 121.909077] R13: 00000000006e80e0 R14: 00000000006e39e0 R15: 000000000000002d [ 121.916423] Modules linked in: [ 121.920712] Kernel Offset: disabled [ 121.924430] Rebooting in 86400 seconds..