[info] Using makefile-style concurrent boot in runlevel 2. [ 24.989671] audit: type=1800 audit(1542391486.671:21): pid=5814 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 25.018920] audit: type=1800 audit(1542391486.671:22): pid=5814 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 '10.128.0.56' (ECDSA) to the list of known hosts. 2018/11/16 18:05:37 parsed 1 programs 2018/11/16 18:05:38 executed programs: 0 syzkaller login: [ 77.302614] IPVS: ftp: loaded support on port[0] = 21 [ 77.532755] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.539982] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.547646] device bridge_slave_0 entered promiscuous mode [ 77.565422] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.571806] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.579106] device bridge_slave_1 entered promiscuous mode [ 77.596563] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 77.614402] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.660659] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.680784] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 77.752772] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 77.760252] team0: Port device team_slave_0 added [ 77.778127] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 77.785697] team0: Port device team_slave_1 added [ 77.802707] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.824922] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.844725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.863827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.006034] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.012466] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.019757] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.026130] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.520122] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.570112] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 78.619158] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 78.625694] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.632992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.681445] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.125292] kasan: CONFIG_KASAN_INLINE enabled [ 79.130246] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 79.138057] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 79.144295] CPU: 0 PID: 6274 Comm: syz-executor0 Not tainted 4.20.0-rc1-next-20181109+ #110 [ 79.152766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.162120] RIP: 0010:rdma_listen+0x357/0x990 [ 79.166602] Code: 4c 8b ab c8 01 00 00 31 f6 48 c7 c7 c0 11 da 89 e8 de 01 26 02 48 b8 00 00 00 00 00 fc ff df 49 8d 7d 08 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 64 05 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 79.185490] RSP: 0018:ffff8801bba47970 EFLAGS: 00010202 [ 79.190840] RAX: dffffc0000000000 RBX: ffff8801bf029240 RCX: 0000000000000000 [ 79.198226] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 79.205496] RBP: ffff8801bba47a10 R08: fffffbfff13b4241 R09: fffffbfff13b4240 [ 79.212748] R10: ffff8801bba47960 R11: ffffffff89da1203 R12: 1ffff10037748f31 [ 79.220274] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8801cb7e11c0 [ 79.227530] FS: 00007fbb96c2e700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 79.235750] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.241617] CR2: 000000000072c000 CR3: 00000001bbf51000 CR4: 00000000001406f0 [ 79.248877] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.256139] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.263574] Call Trace: [ 79.266152] ? rdma_resolve_addr+0x2870/0x2870 [ 79.270728] ucma_listen+0x1a4/0x260 [ 79.274424] ? ucma_notify+0x210/0x210 [ 79.278294] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 79.283842] ? _copy_from_user+0xdf/0x150 [ 79.287984] ? ucma_notify+0x210/0x210 [ 79.291862] ucma_write+0x365/0x460 [ 79.295475] ? ucma_open+0x3f0/0x3f0 [ 79.299178] __vfs_write+0x119/0x9f0 [ 79.302876] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 79.307792] ? ucma_open+0x3f0/0x3f0 [ 79.311500] ? kernel_read+0x120/0x120 [ 79.315381] ? apparmor_path_rmdir+0x30/0x30 [ 79.319777] ? trace_hardirqs_off_caller+0x300/0x300 [ 79.324870] ? apparmor_file_permission+0x24/0x30 [ 79.329702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.335231] ? security_file_permission+0x1c2/0x220 [ 79.340232] ? rw_verify_area+0x118/0x360 [ 79.344367] vfs_write+0x1fc/0x560 [ 79.347904] ksys_write+0x101/0x260 [ 79.351513] ? __ia32_sys_read+0xb0/0xb0 [ 79.355623] ? trace_hardirqs_off_caller+0x300/0x300 [ 79.360738] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 79.366282] __x64_sys_write+0x73/0xb0 [ 79.370159] do_syscall_64+0x1b9/0x820 [ 79.374032] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 79.379381] ? syscall_return_slowpath+0x5e0/0x5e0 [ 79.384314] ? trace_hardirqs_on_caller+0x310/0x310 [ 79.389335] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 79.394351] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 79.401007] ? __switch_to_asm+0x40/0x70 [ 79.405166] ? __switch_to_asm+0x34/0x70 [ 79.409227] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 79.414071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.419263] RIP: 0033:0x457569 [ 79.422440] Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.441339] RSP: 002b:00007fbb96c2dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 79.449067] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569 [ 79.456317] RDX: 0000000000000010 RSI: 0000000020000200 RDI: 0000000000000005 [ 79.463570] RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 79.471107] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbb96c2e6d4 [ 79.478418] R13: 00000000004c571f R14: 00000000004d9360 R15: 00000000ffffffff [ 79.485672] Modules linked in: [ 79.490258] ---[ end trace 9b73d8788ca56434 ]--- [ 79.495282] RIP: 0010:rdma_listen+0x357/0x990 [ 79.499946] Code: 4c 8b ab c8 01 00 00 31 f6 48 c7 c7 c0 11 da 89 e8 de 01 26 02 48 b8 00 00 00 00 00 fc ff df 49 8d 7d 08 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 64 05 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 79.518871] RSP: 0018:ffff8801bba47970 EFLAGS: 00010202 [ 79.524286] RAX: dffffc0000000000 RBX: ffff8801bf029240 RCX: 0000000000000000 [ 79.531538] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 79.538823] RBP: ffff8801bba47a10 R08: fffffbfff13b4241 R09: fffffbfff13b4240 [ 79.546133] R10: ffff8801bba47960 R11: ffffffff89da1203 R12: 1ffff10037748f31 [ 79.553391] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8801cb7e11c0 [ 79.560690] FS: 00007fbb96c2e700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 79.568930] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.575903] CR2: 000000000072c000 CR3: 00000001bbf51000 CR4: 00000000001406f0 [ 79.583171] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.590465] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.597803] Kernel panic - not syncing: Fatal exception [ 79.604282] Kernel Offset: disabled [ 79.607904] Rebooting in 86400 seconds..