[ 63.785477][ T26] audit: type=1800 audit(1561360676.606:25): pid=9062 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 63.827182][ T26] audit: type=1800 audit(1561360676.616:26): pid=9062 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 63.866708][ T26] audit: type=1800 audit(1561360676.616:27): pid=9062 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] startpar: service(s) returned failure: ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.19' (ECDSA) to the list of known hosts. executing program executing program executing program syzkaller login: [ 75.953654][ T9242] IPVS: ftp: loaded support on port[0] = 21 [ 75.990013][ T9244] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 76.025756][ T9246] IPVS: ftp: loaded support on port[0] = 21 [ 76.063754][ T9248] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 76.099986][ T9250] IPVS: ftp: loaded support on port[0] = 21 [ 76.134981][ T9252] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 76.171913][ T9254] IPVS: ftp: loaded support on port[0] = 21 [ 76.209098][ T9256] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 76.247805][ T9258] IPVS: ftp: loaded support on port[0] = 21 [ 76.286367][ T9260] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 76.321015][ T9262] IPVS: ftp: loaded support on port[0] = 21 [ 76.356055][ T9264] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 76.391303][ T9266] IPVS: ftp: loaded support on port[0] = 21 [ 76.430764][ T9268] IPVS: ftp: loaded support on port[0] = 21 [ 76.466199][ T9270] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 76.534498][ T9274] IPVS: ftp: loaded support on port[0] = 21 [ 76.574564][ T9276] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 76.634667][ T9278] IPVS: ftp: loaded support on port[0] = 21 executing program [ 76.695506][ T9280] IPVS: ftp: loaded support on port[0] = 21 executing program [ 76.755411][ T9282] IPVS: ftp: loaded support on port[0] = 21 executing program [ 76.816496][ T9284] IPVS: ftp: loaded support on port[0] = 21 executing program [ 76.880868][ T9286] IPVS: ftp: loaded support on port[0] = 21 executing program [ 76.941469][ T9288] IPVS: ftp: loaded support on port[0] = 21 executing program [ 77.002885][ T9290] IPVS: ftp: loaded support on port[0] = 21 executing program [ 77.064069][ T9292] IPVS: ftp: loaded support on port[0] = 21 executing program [ 77.120045][ T9294] IPVS: ftp: loaded support on port[0] = 21 executing program [ 77.179228][ T9296] IPVS: ftp: loaded support on port[0] = 21 executing program [ 77.237482][ T9298] IPVS: ftp: loaded support on port[0] = 21 executing program [ 77.296841][ T9300] IPVS: ftp: loaded support on port[0] = 21 executing program [ 77.356343][ T9302] IPVS: ftp: loaded support on port[0] = 21 executing program [ 77.415227][ T9304] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 77.469990][ T9306] IPVS: ftp: loaded support on port[0] = 21 [ 77.503335][ T9308] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 77.545223][ T9310] IPVS: ftp: loaded support on port[0] = 21 [ 77.576454][ T9312] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 77.623754][ T9314] IPVS: ftp: loaded support on port[0] = 21 [ 77.655319][ T9316] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 77.685072][ T9318] IPVS: ftp: loaded support on port[0] = 21 [ 77.715216][ T9320] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 77.749396][ T9322] IPVS: ftp: loaded support on port[0] = 21 [ 77.784058][ T9324] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 77.818975][ T9326] IPVS: ftp: loaded support on port[0] = 21 [ 77.853471][ T9328] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 77.887133][ T9330] IPVS: ftp: loaded support on port[0] = 21 [ 77.922602][ T9332] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 77.957617][ T9334] IPVS: ftp: loaded support on port[0] = 21 [ 77.992281][ T9336] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.027980][ T9338] IPVS: ftp: loaded support on port[0] = 21 [ 78.063352][ T9340] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.098910][ T9342] IPVS: ftp: loaded support on port[0] = 21 [ 78.132495][ T9344] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.165989][ T9346] IPVS: ftp: loaded support on port[0] = 21 [ 78.199468][ T9348] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.234520][ T9350] IPVS: ftp: loaded support on port[0] = 21 [ 78.267821][ T9352] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.302597][ T9354] IPVS: ftp: loaded support on port[0] = 21 [ 78.335861][ T9356] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.370798][ T9358] IPVS: ftp: loaded support on port[0] = 21 [ 78.404128][ T9360] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.439107][ T9362] IPVS: ftp: loaded support on port[0] = 21 [ 78.472737][ T9364] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.505760][ T9366] IPVS: ftp: loaded support on port[0] = 21 [ 78.539786][ T9368] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.573263][ T9370] IPVS: ftp: loaded support on port[0] = 21 [ 78.607231][ T9372] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.641395][ T9374] IPVS: ftp: loaded support on port[0] = 21 [ 78.675233][ T9376] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.708616][ T9378] IPVS: ftp: loaded support on port[0] = 21 [ 78.743416][ T9380] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.777915][ T9382] IPVS: ftp: loaded support on port[0] = 21 [ 78.811037][ T9384] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.845944][ T9386] IPVS: ftp: loaded support on port[0] = 21 [ 78.881538][ T9388] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.915668][ T9390] IPVS: ftp: loaded support on port[0] = 21 [ 78.949809][ T9392] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 78.983385][ T9394] IPVS: ftp: loaded support on port[0] = 21 [ 79.018590][ T9396] IPVS: ftp: loaded support on port[0] = 21 [ 79.052619][ T9398] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 79.145994][ T9400] IPVS: ftp: loaded support on port[0] = 21 [ 79.192295][ T9402] IPVS: ftp: loaded support on port[0] = 21 executing program [ 79.273035][ T9404] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 79.364991][ T9406] IPVS: ftp: loaded support on port[0] = 21 [ 79.414240][ T9408] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 79.489968][ T9410] IPVS: ftp: loaded support on port[0] = 21 executing program [ 79.552785][ T9412] IPVS: ftp: loaded support on port[0] = 21 [ 79.616501][ T9414] IPVS: ftp: loaded support on port[0] = 21 executing program [ 79.714162][ T9416] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 79.819738][ T9418] IPVS: ftp: loaded support on port[0] = 21 executing program [ 79.874000][ T9420] IPVS: ftp: loaded support on port[0] = 21 executing program [ 79.935183][ T9422] IPVS: ftp: loaded support on port[0] = 21 [ 79.976268][ T9424] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 80.051679][ T9426] IPVS: ftp: loaded support on port[0] = 21 [ 80.095679][ T9428] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 80.185812][ T9430] IPVS: ftp: loaded support on port[0] = 21 [ 80.227191][ T9432] IPVS: ftp: loaded support on port[0] = 21 [ 80.657128][ T9432] kasan: CONFIG_KASAN_INLINE enabled [ 80.663004][ T9432] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 80.671263][ T9432] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 80.678649][ T9432] CPU: 0 PID: 9432 Comm: syz-executor978 Not tainted 5.2.0-rc5+ #41 [ 80.686620][ T9432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.697138][ T9432] RIP: 0010:ovs_ct_exit+0x1ac/0x4ec [ 80.702430][ T9432] Code: 01 00 00 00 48 c7 c7 00 37 da 88 e8 ce 65 44 fa 49 8d 44 24 50 48 89 c2 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 ee 02 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 80.723053][ T9432] RSP: 0018:ffff88807f6b7b10 EFLAGS: 00010206 [ 80.729735][ T9432] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffff11010caa54e [ 80.737717][ T9432] RDX: 000000000000000a RSI: 1ffff11010caa555 RDI: 0000000000000286 [ 80.746081][ T9432] RBP: ffff88807f6b7b50 R08: ffff888086552200 R09: 0000000000000002 [ 80.754486][ T9432] R10: ffffed1015d06c77 R11: ffff8880ae8363bb R12: 0000000000000000 [ 80.762466][ T9432] R13: ffff8880936b2140 R14: ffff8880910a3240 R15: dffffc0000000000 [ 80.770437][ T9432] FS: 00007fe1377b8700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 80.779527][ T9432] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.786210][ T9432] CR2: 00000000004cc870 CR3: 000000008e3b6000 CR4: 00000000001406f0 [ 80.794215][ T9432] Call Trace: [ 80.797517][ T9432] ? kasan_check_read+0x11/0x20 [ 80.802480][ T9432] ovs_exit_net+0x1f8/0xc30 [ 80.807091][ T9432] ? synchronize_rcu.part.0+0xcf/0xe0 [ 80.812744][ T9432] ? kfree_call_rcu+0x10/0x10 [ 80.817435][ T9432] ? ovs_dp_cmd_del+0x270/0x270 [ 80.822383][ T9432] ? ovs_dp_cmd_del+0x270/0x270 [ 80.827340][ T9432] ops_exit_list.isra.0+0xaa/0x150 [ 80.832444][ T9432] setup_net+0x518/0x870 [ 80.836678][ T9432] ? ops_init+0x410/0x410 [ 80.841018][ T9432] ? kasan_check_write+0x14/0x20 [ 80.846227][ T9432] ? down_read_killable+0x51/0x220 [ 80.851594][ T9432] copy_net_ns+0x1df/0x340 [ 80.856027][ T9432] create_new_namespaces+0x400/0x7b0 [ 80.861466][ T9432] unshare_nsproxy_namespaces+0xc2/0x200 [ 80.868078][ T9432] ksys_unshare+0x440/0x980 [ 80.872839][ T9432] ? walk_process_tree+0x2c0/0x2c0 [ 80.878607][ T9432] ? up_read+0xc4/0x200 [ 80.883123][ T9432] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 80.889353][ T9432] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.895426][ T9432] ? do_syscall_64+0x26/0x680 [ 80.900229][ T9432] ? lockdep_hardirqs_on+0x418/0x5d0 [ 80.905687][ T9432] __x64_sys_unshare+0x31/0x40 [ 80.910527][ T9432] do_syscall_64+0xfd/0x680 [ 80.915038][ T9432] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.921265][ T9432] RIP: 0033:0x4465f9 [ 80.925165][ T9432] Code: e8 5c b3 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.945459][ T9432] RSP: 002b:00007fe1377b7db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 80.954555][ T9432] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 00000000004465f9 [ 80.962611][ T9432] RDX: 0000000000402634 RSI: a4da74a86d76576e RDI: 0000000040000400 [ 80.970669][ T9432] RBP: 00000000006dbc20 R08: 00007fe1377b8700 R09: 0000000000000000 [ 80.978834][ T9432] R10: 00007fe1377b8700 R11: 0000000000000246 R12: 00000000006dbc2c [ 80.986797][ T9432] R13: 00007ffea6317e3f R14: 00007fe1377b89c0 R15: 0000000000000000 [ 80.994978][ T9432] Modules linked in: [ 80.999310][ T9432] ---[ end trace 34f43a5a48a89f11 ]--- [ 81.004804][ T9432] RIP: 0010:ovs_ct_exit+0x1ac/0x4ec [ 81.010289][ T9432] Code: 01 00 00 00 48 c7 c7 00 37 da 88 e8 ce 65 44 fa 49 8d 44 24 50 48 89 c2 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 ee 02 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 81.030389][ T9432] RSP: 0018:ffff88807f6b7b10 EFLAGS: 00010206 [ 81.037870][ T9432] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffff11010caa54e [ 81.045866][ T9432] RDX: 000000000000000a RSI: 1ffff11010caa555 RDI: 0000000000000286 [ 81.054522][ T9432] RBP: ffff88807f6b7b50 R08: ffff888086552200 R09: 0000000000000002 [ 81.062571][ T9432] R10: ffffed1015d06c77 R11: ffff8880ae8363bb R12: 0000000000000000 [ 81.070908][ T9432] R13: ffff8880936b2140 R14: ffff8880910a3240 R15: dffffc0000000000 [ 81.078983][ T9432] FS: 00007fe1377b8700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 81.088246][ T9432] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.094851][ T9432] CR2: 00000000004cc870 CR3: 000000008e3b6000 CR4: 00000000001406f0 [ 81.103261][ T9432] Kernel panic - not syncing: Fatal exception [ 81.112581][ T9432] Kernel Offset: disabled [ 81.117093][ T9432] Rebooting in 86400 seconds..