[ 50.178547][ T26] audit: type=1800 audit(1567818332.978:21): pid=8950 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 50.223573][ T26] audit: type=1800 audit(1567818332.978:22): pid=8950 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0 [ 50.256047][ T26] audit: type=1800 audit(1567818332.988:23): pid=8950 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rsyslog" dev="sda1" ino=2442 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 '10.128.1.53' (ECDSA) to the list of known hosts. syzkaller login: [ 72.407363][ T9102] IPVS: ftp: loaded support on port[0] = 21 [ 72.441876][ T9102] chnl_net:caif_netlink_parms(): no params data found [ 72.460902][ T9102] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.468305][ T9102] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.475805][ T9102] device bridge_slave_0 entered promiscuous mode [ 72.482890][ T9102] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.490020][ T9102] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.497437][ T9102] device bridge_slave_1 entered promiscuous mode [ 72.509625][ T9102] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.519864][ T9102] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.535522][ T9102] team0: Port device team_slave_0 added [ 72.541809][ T9102] team0: Port device team_slave_1 added [ 72.594646][ T9102] device hsr_slave_0 entered promiscuous mode [ 72.633408][ T9102] device hsr_slave_1 entered promiscuous mode [ 72.677672][ T9102] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.684757][ T9102] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.691996][ T9102] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.699056][ T9102] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.721054][ T9102] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.730393][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.740130][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.747740][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.755167][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 72.764896][ T9102] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.774089][ T3639] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.782396][ T3639] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.789462][ T3639] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.798199][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.807306][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.814382][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.830435][ T9102] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.841105][ T9102] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.853228][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.861717][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.870080][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready executing program [ 72.878483][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.887932][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.895568][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.908066][ T9102] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.934479][ T9102] kasan: CONFIG_KASAN_INLINE enabled [ 72.939838][ T9102] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 72.948161][ T9102] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 72.955104][ T9102] CPU: 0 PID: 9102 Comm: syz-executor250 Not tainted 5.3.0-rc7+ #0 [ 72.962976][ T9102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.973025][ T9102] RIP: 0010:__list_del_entry_valid+0x6b/0x100 [ 72.979142][ T9102] Code: 4c 89 f7 e8 57 d0 58 fe 48 ba 00 01 00 00 00 00 ad de 49 8b 1e 48 39 d3 74 54 48 83 c2 22 49 39 d7 74 5e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 26 d0 58 fe 49 8b 17 4c 39 f2 75 [ 72.998733][ T9102] RSP: 0018:ffff888087167568 EFLAGS: 00010246 [ 73.004788][ T9102] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 73.012742][ T9102] RDX: dead000000000122 RSI: 0000000000000004 RDI: ffff8880a3ad35a8 [ 73.020789][ T9102] RBP: ffff888087167588 R08: dffffc0000000000 R09: ffffed1010e2cea8 [ 73.028744][ T9102] R10: ffffed1010e2cea8 R11: 0000000000000000 R12: dffffc0000000000 [ 73.036697][ T9102] R13: ffff8880a3ad3240 R14: ffff8880a3ad35a0 R15: 0000000000000000 [ 73.044657][ T9102] FS: 0000555555fa3880(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 73.053757][ T9102] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.060322][ T9102] CR2: 0000000020000610 CR3: 00000000a79e3000 CR4: 00000000001406f0 [ 73.068283][ T9102] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.076239][ T9102] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.084194][ T9102] Call Trace: [ 73.087468][ T9102] cbs_destroy+0x85/0x3e0 [ 73.091779][ T9102] ? cbs_init+0x1ee/0x3a0 [ 73.096093][ T9102] ? qdisc_reset_queue+0x170/0x170 [ 73.101187][ T9102] qdisc_create+0xff8/0x13e0 [ 73.105770][ T9102] ? __nla_parse+0x41/0x50 [ 73.110170][ T9102] tc_modify_qdisc+0x989/0x1ea0 [ 73.115354][ T9102] ? trace_lock_release+0x135/0x1a0 [ 73.120542][ T9102] ? rcu_lock_release+0x30/0x30 [ 73.125470][ T9102] rtnetlink_rcv_msg+0x889/0xd40 [ 73.130391][ T9102] ? rcu_lock_release+0xd/0x30 [ 73.135150][ T9102] ? rcu_lock_release+0xd/0x30 [ 73.139966][ T9102] ? __local_bh_enable_ip+0x13a/0x240 [ 73.145320][ T9102] ? check_preemption_disabled+0x47/0x2a0 [ 73.151023][ T9102] ? trace_irq_enable_rcuidle+0x23/0x1e0 [ 73.156767][ T9102] ? local_bh_enable+0x9/0x30 [ 73.161425][ T9102] ? trace_hardirqs_on+0x74/0x80 [ 73.166349][ T9102] ? __local_bh_enable_ip+0x13a/0x240 [ 73.171783][ T9102] ? local_bh_enable+0x1f/0x30 [ 73.176610][ T9102] ? rcu_lock_release+0x9/0x30 [ 73.181364][ T9102] ? trace_lock_release+0x135/0x1a0 [ 73.186553][ T9102] ? rcu_lock_release+0x9/0x30 [ 73.191307][ T9102] netlink_rcv_skb+0x19e/0x3d0 [ 73.196063][ T9102] ? rtnetlink_bind+0x80/0x80 [ 73.200894][ T9102] rtnetlink_rcv+0x1c/0x20 [ 73.205299][ T9102] netlink_unicast+0x787/0x900 [ 73.210210][ T9102] netlink_sendmsg+0x993/0xc50 [ 73.214970][ T9102] ? netlink_getsockopt+0x9f0/0x9f0 [ 73.220156][ T9102] ___sys_sendmsg+0x60d/0x910 [ 73.224884][ T9102] ? sock_do_ioctl+0x212/0x260 [ 73.229635][ T9102] ? sock_ioctl+0x461/0x680 [ 73.234128][ T9102] ? check_preemption_disabled+0xb7/0x2a0 [ 73.239931][ T9102] ? sock_poll+0x310/0x310 [ 73.244505][ T9102] ? __fdget+0x156/0x200 [ 73.248730][ T9102] __x64_sys_sendmsg+0x17c/0x200 [ 73.253653][ T9102] do_syscall_64+0xfe/0x140 [ 73.258142][ T9102] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.264017][ T9102] RIP: 0033:0x441b59 [ 73.267892][ T9102] 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 7b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.287589][ T9102] RSP: 002b:00007fff06b16c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.296041][ T9102] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441b59 [ 73.303998][ T9102] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 73.312087][ T9102] RBP: 00007fff06b16c70 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 73.320087][ T9102] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000000 [ 73.328102][ T9102] R13: 00000000004030f0 R14: 0000000000000000 R15: 0000000000000000 [ 73.336064][ T9102] Modules linked in: [ 73.340736][ T9102] ---[ end trace 2b462bfa299666db ]--- [ 73.346234][ T9102] RIP: 0010:__list_del_entry_valid+0x6b/0x100 [ 73.352310][ T9102] Code: 4c 89 f7 e8 57 d0 58 fe 48 ba 00 01 00 00 00 00 ad de 49 8b 1e 48 39 d3 74 54 48 83 c2 22 49 39 d7 74 5e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 26 d0 58 fe 49 8b 17 4c 39 f2 75 [ 73.372066][ T9102] RSP: 0018:ffff888087167568 EFLAGS: 00010246 [ 73.378151][ T9102] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 73.386307][ T9102] RDX: dead000000000122 RSI: 0000000000000004 RDI: ffff8880a3ad35a8 [ 73.394298][ T9102] RBP: ffff888087167588 R08: dffffc0000000000 R09: ffffed1010e2cea8 [ 73.402417][ T9102] R10: ffffed1010e2cea8 R11: 0000000000000000 R12: dffffc0000000000 [ 73.410537][ T9102] R13: ffff8880a3ad3240 R14: ffff8880a3ad35a0 R15: 0000000000000000 [ 73.418526][ T9102] FS: 0000555555fa3880(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 73.427599][ T9102] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.434328][ T9102] CR2: 0000000020000610 CR3: 00000000a79e3000 CR4: 00000000001406f0 [ 73.442387][ T9102] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.450381][ T9102] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.458544][ T9102] Kernel panic - not syncing: Fatal exception [ 73.466264][ T9102] Kernel Offset: disabled [ 73.470607][ T9102] Rebooting in 86400 seconds..