INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] 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 '10.128.0.9' (ECDSA) to the list of known hosts. 2018/03/25 18:47:38 parsed 1 programs 2018/03/25 18:47:38 executed programs: 0 syzkaller login: [ 24.668204] IPVS: ftp: loaded support on port[0] = 21 [ 24.708942] IPVS: ftp: loaded support on port[0] = 21 [ 24.732588] BUG: unable to handle kernel paging request at fffffc0000000000 [ 24.739712] IP: check_memory_region+0x83/0x190 [ 24.742866] IPVS: ftp: loaded support on port[0] = 21 [ 24.744275] PGD 0 P4D 0 [ 24.744285] Oops: 0000 [#1] SMP KASAN [ 24.744292] Dumping ftrace buffer: [ 24.759412] (ftrace buffer empty) [ 24.763105] Modules linked in: [ 24.766281] CPU: 0 PID: 4206 Comm: syz-executor3 Not tainted 4.16.0-rc6+ #1 [ 24.773348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.782682] RIP: 0010:check_memory_region+0x83/0x190 [ 24.787754] RSP: 0018:ffff8801b89f72e0 EFLAGS: 00010282 [ 24.793090] RAX: fffffc0000000000 RBX: 0000000000000017 RCX: ffffffff85a53701 [ 24.800330] RDX: 0000000000000001 RSI: 0000000000000040 RDI: ffffffffffffffd8 [ 24.807569] RBP: ffff8801b89f72f0 R08: fffffc0000000001 R09: dffffc0000000003 [ 24.814809] R10: e000000000000008 R11: dffffc0000000002 R12: dffffc0000000003 [ 24.822048] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffd8 [ 24.829289] FS: 00007f09f0cb4700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 24.837484] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.843335] CR2: fffffc0000000000 CR3: 00000001b857e001 CR4: 00000000001606f0 [ 24.850577] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.857821] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.865062] Call Trace: [ 24.867625] memset+0x23/0x40 [ 24.870704] smc_ib_remember_port_attr+0x91/0x340 [ 24.875518] ? smc_ib_port_active+0x70/0x70 [ 24.879815] smc_pnet_add+0xb43/0xde0 [ 24.883591] ? smc_pnet_del+0x70/0x70 [ 24.887365] ? nla_validate+0x1c0/0x1c0 [ 24.891315] ? ns_capable+0x22/0x30 [ 24.894919] ? __netlink_ns_capable+0xe1/0x120 [ 24.899474] genl_family_rcv_msg+0x7b7/0xfb0 [ 24.903857] ? genl_rcv+0x40/0x40 [ 24.907281] ? lock_downgrade+0x980/0x980 [ 24.911406] ? __lock_is_held+0xb6/0x140 [ 24.915450] genl_rcv_msg+0xb2/0x140 [ 24.919139] netlink_rcv_skb+0x14b/0x380 [ 24.923173] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 24.927728] ? netlink_ack+0xa10/0xa10 [ 24.931584] ? genl_rcv+0x19/0x40 [ 24.935015] ? netlink_skb_destructor+0x1d0/0x1d0 [ 24.939833] ? copyin+0x91/0xb0 [ 24.943086] genl_rcv+0x28/0x40 [ 24.946339] netlink_unicast+0x4c4/0x6b0 [ 24.950378] ? netlink_attachskb+0x8a0/0x8a0 [ 24.954763] ? security_netlink_send+0x81/0xb0 [ 24.959321] netlink_sendmsg+0xa4a/0xe60 [ 24.963357] ? netlink_unicast+0x6b0/0x6b0 [ 24.967565] ? security_socket_sendmsg+0x89/0xb0 [ 24.972291] ? netlink_unicast+0x6b0/0x6b0 [ 24.976499] sock_sendmsg+0xca/0x110 [ 24.980184] ___sys_sendmsg+0x767/0x8b0 [ 24.984134] ? copy_msghdr_from_user+0x590/0x590 [ 24.988870] ? lock_downgrade+0x980/0x980 [ 24.993000] ? __fget_light+0x2b2/0x3c0 [ 24.996952] ? fget_raw+0x20/0x20 [ 25.000381] ? __fd_install+0x288/0x740 [ 25.004326] ? netlink_create+0x306/0x500 [ 25.008444] ? get_unused_fd_flags+0x190/0x190 [ 25.013009] __sys_sendmsg+0xe5/0x210 [ 25.016782] ? __sys_sendmsg+0xe5/0x210 [ 25.020730] ? SyS_shutdown+0x290/0x290 [ 25.024683] ? SyS_futex+0x269/0x390 [ 25.028367] ? fd_install+0x4d/0x60 [ 25.031974] ? move_addr_to_kernel+0x60/0x60 [ 25.036359] SyS_sendmsg+0x2d/0x50 [ 25.039875] ? __sys_sendmsg+0x210/0x210 [ 25.043910] do_syscall_64+0x281/0x940 [ 25.047770] ? __do_page_fault+0xc90/0xc90 [ 25.051977] ? _raw_spin_unlock_irq+0x27/0x70 [ 25.056444] ? finish_task_switch+0x1c1/0x7e0 [ 25.060913] ? syscall_return_slowpath+0x550/0x550 [ 25.065813] ? syscall_return_slowpath+0x2ac/0x550 [ 25.070713] ? prepare_exit_to_usermode+0x350/0x350 [ 25.075703] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 25.081039] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.085860] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 25.091021] RIP: 0033:0x454879 [ 25.094183] RSP: 002b:00007f09f0cb3c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 25.101866] RAX: ffffffffffffffda RBX: 00007f09f0cb46d4 RCX: 0000000000454879 [ 25.109108] RDX: 0000000000000000 RSI: 0000000020008000 RDI: 0000000000000003 [ 25.116348] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 25.123589] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 25.130828] R13: 00000000000004d0 R14: 00000000006f8420 R15: 0000000000000000 [ 25.138078] Code: fa 10 7f 3d 4d 85 d2 74 33 41 80 39 00 75 21 48 b8 01 00 00 00 00 fc ff df 4d 01 d1 49 01 c0 4d 39 c1 4c 89 c0 74 15 49 83 c0 01 <80> 38 00 74 ef 48 85 c0 49 89 c0 0f 85 89 00 00 00 5b 41 5c 5d [ 25.157169] RIP: check_memory_region+0x83/0x190 RSP: ffff8801b89f72e0 [ 25.163716] CR2: fffffc0000000000 [ 25.167146] ---[ end trace e7737f77687a3091 ]--- [ 25.171873] Kernel panic - not syncing: Fatal exception [ 25.177616] Dumping ftrace buffer: [ 25.181129] (ftrace buffer empty) [ 25.184809] Kernel Offset: disabled [ 25.188405] Rebooting in 86400 seconds..