Warning: Permanently added '10.128.0.54' (ECDSA) to the list of known hosts. 2018/11/17 12:17:02 parsed 1 programs 2018/11/17 12:17:03 executed programs: 0 syzkaller login: [ 83.659099] IPVS: ftp: loaded support on port[0] = 21 [ 83.918595] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.926119] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.933748] device bridge_slave_0 entered promiscuous mode [ 83.954275] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.961448] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.968374] device bridge_slave_1 entered promiscuous mode [ 83.987565] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 84.005851] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 84.065192] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 84.088410] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 84.172721] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 84.180337] team0: Port device team_slave_0 added [ 84.197419] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 84.204864] team0: Port device team_slave_1 added [ 84.225141] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.246001] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.265530] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.285616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.437765] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.444241] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.451228] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.457593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.006584] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.059373] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 85.112436] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 85.118571] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 85.126652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.176084] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.917723] kasan: CONFIG_KASAN_INLINE enabled [ 85.923017] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 85.932985] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 85.939232] CPU: 0 PID: 6506 Comm: syz-executor0 Not tainted 4.20.0-rc2+ #117 [ 85.946504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.955920] RIP: 0010:rdma_listen+0x357/0x990 [ 85.960407] Code: 4c 8b ab c8 01 00 00 31 f6 48 c7 c7 e0 3b db 89 e8 4e e9 25 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 [ 85.979296] RSP: 0018:ffff8881b79bf970 EFLAGS: 00010202 [ 85.984645] RAX: dffffc0000000000 RBX: ffff8881ae7b35c0 RCX: 0000000000000000 [ 85.991944] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 85.999202] RBP: ffff8881b79bfa10 R08: fffffbfff13b6785 R09: fffffbfff13b6784 [ 86.006457] R10: ffff8881b79bf960 R11: ffffffff89db3c23 R12: 1ffff11036f37f31 [ 86.013713] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8881c5ec6800 [ 86.021003] FS: 00007f93cda84700(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 [ 86.029215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.035080] CR2: 000000000126cfd0 CR3: 00000001ccd24000 CR4: 00000000001406f0 [ 86.042335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.049587] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.056933] Call Trace: [ 86.059522] ? rdma_resolve_addr+0x2870/0x2870 [ 86.064093] ucma_listen+0x1a4/0x260 [ 86.067793] ? ucma_notify+0x210/0x210 [ 86.071698] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 86.077223] ? _copy_from_user+0xdf/0x150 [ 86.081359] ? ucma_notify+0x210/0x210 [ 86.085255] ucma_write+0x365/0x460 [ 86.088902] ? ucma_open+0x3f0/0x3f0 [ 86.092624] __vfs_write+0x119/0x9f0 [ 86.096321] ? __fget_light+0x2e9/0x430 [ 86.100285] ? ucma_open+0x3f0/0x3f0 [ 86.103983] ? kernel_read+0x120/0x120 [ 86.107858] ? lock_release+0xa00/0xa00 [ 86.111842] ? perf_trace_sched_process_exec+0x860/0x860 [ 86.117284] ? posix_ktime_get_ts+0x15/0x20 [ 86.121612] ? trace_hardirqs_off_caller+0x310/0x310 [ 86.126712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.132236] ? security_file_permission+0x1c2/0x220 [ 86.137248] ? rw_verify_area+0x118/0x360 [ 86.141397] vfs_write+0x1fc/0x560 [ 86.144939] ksys_write+0x101/0x260 [ 86.148562] ? __ia32_sys_read+0xb0/0xb0 [ 86.152621] ? trace_hardirqs_off_caller+0x310/0x310 [ 86.157719] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 86.163417] __x64_sys_write+0x73/0xb0 [ 86.167298] do_syscall_64+0x1b9/0x820 [ 86.171171] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 86.176523] ? syscall_return_slowpath+0x5e0/0x5e0 [ 86.181439] ? trace_hardirqs_on_caller+0x310/0x310 [ 86.186440] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 86.191443] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 86.198105] ? __switch_to_asm+0x40/0x70 [ 86.202155] ? __switch_to_asm+0x34/0x70 [ 86.206218] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 86.211062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.216237] RIP: 0033:0x457569 [ 86.219417] 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 [ 86.238309] RSP: 002b:00007f93cda83c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 86.246005] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569 [ 86.253279] RDX: 0000000000000010 RSI: 0000000020000200 RDI: 0000000000000005 [ 86.260535] RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 86.267791] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cda846d4 [ 86.275042] R13: 00000000004c571f R14: 00000000004d9360 R15: 00000000ffffffff [ 86.282297] Modules linked in: [ 86.287481] ---[ end trace e9a895fef682ba60 ]--- [ 86.292291] RIP: 0010:rdma_listen+0x357/0x990 [ 86.296814] Code: 4c 8b ab c8 01 00 00 31 f6 48 c7 c7 e0 3b db 89 e8 4e e9 25 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 [ 86.316340] RSP: 0018:ffff8881b79bf970 EFLAGS: 00010202 [ 86.321768] RAX: dffffc0000000000 RBX: ffff8881ae7b35c0 RCX: 0000000000000000 [ 86.329074] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 86.336341] RBP: ffff8881b79bfa10 R08: fffffbfff13b6785 R09: fffffbfff13b6784 [ 86.343863] R10: ffff8881b79bf960 R11: ffffffff89db3c23 R12: 1ffff11036f37f31 [ 86.351188] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8881c5ec6800 [ 86.358476] FS: 00007f93cda84700(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 [ 86.366734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.372635] CR2: 000000000126cfd0 CR3: 00000001ccd24000 CR4: 00000000001406f0 [ 86.379943] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.387219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.394517] Kernel panic - not syncing: Fatal exception [ 86.400773] Kernel Offset: disabled [ 86.404396] Rebooting in 86400 seconds..