[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 66.460117][ T26] audit: type=1800 audit(1558122266.083:25): pid=8766 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 66.492160][ T26] audit: type=1800 audit(1558122266.083:26): pid=8766 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 66.533723][ T26] audit: type=1800 audit(1558122266.093:27): pid=8766 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.205' (ECDSA) to the list of known hosts. 2019/05/17 19:44:36 fuzzer started 2019/05/17 19:44:39 dialing manager at 10.128.0.26:44889 2019/05/17 19:44:39 syscalls: 1006 2019/05/17 19:44:39 code coverage: enabled 2019/05/17 19:44:39 comparison tracing: enabled 2019/05/17 19:44:39 extra coverage: extra coverage is not supported by the kernel 2019/05/17 19:44:39 setuid sandbox: enabled 2019/05/17 19:44:39 namespace sandbox: enabled 2019/05/17 19:44:39 Android sandbox: /sys/fs/selinux/policy does not exist 2019/05/17 19:44:39 fault injection: enabled 2019/05/17 19:44:39 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/05/17 19:44:39 net packet injection: enabled 2019/05/17 19:44:39 net device setup: enabled 19:44:41 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x10000000009, 0x4, &(0x7f00000000c0)=@framed={{}, [@alu={0x8000000201a7f19, 0x3, 0x7, 0x0, 0x1, 0x8}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) syzkaller login: [ 81.808253][ T8934] IPVS: ftp: loaded support on port[0] = 21 [ 81.819106][ T8934] NET: Registered protocol family 30 [ 81.824414][ T8934] Failed to register TIPC socket type 19:44:41 executing program 1: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f00000000c0)='io.max\x00\xe3\xc6\xa1\xbc\x16\x94p`R\xfbqcm\xab\x87\xf6\xb6y1uoG\x18\xd4\xc8*R6\x84\xfb\xfbU 0b 48 89 f1 48 c7 c7 e0 4c a3 87 4c 89 e6 e8 d5 5f 25 fe 0f 0b [ 108.566016][ T9479] RSP: 0018:ffff8880747afb88 EFLAGS: 00010282 [ 108.572084][ T9479] RAX: 0000000000000058 RBX: ffffffff89544920 RCX: 0000000000000000 [ 108.580052][ T9479] RDX: 0000000000000000 RSI: ffffffff815afbe6 RDI: ffffed100e8f5f63 [ 108.588029][ T9479] RBP: ffff8880747afba0 R08: 0000000000000058 R09: ffffed1015d26011 [ 108.596016][ T9479] R10: ffffed1015d26010 R11: ffff8880ae930087 R12: ffffffff89544ab0 [ 108.604004][ T9479] R13: ffffffff89544ab0 R14: ffffffff89544ab0 R15: ffffffff89544a50 [ 108.611989][ T9479] FS: 00000000018b2940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 108.620925][ T9479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 108.627518][ T9479] CR2: 00007f88f7dac000 CR3: 0000000072fc7000 CR4: 00000000001406e0 [ 108.635522][ T9479] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 108.643493][ T9479] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 108.651464][ T9479] Call Trace: [ 108.654811][ T9479] ? mutex_lock_nested+0x16/0x20 [ 108.659788][ T9479] proto_register+0x459/0x8e0 [ 108.664482][ T9479] ? lockdep_init_map+0x1be/0x6d0 [ 108.669532][ T9479] tipc_socket_init+0x1c/0x70 [ 108.674210][ T9479] tipc_init_net+0x32a/0x5b0 [ 108.678804][ T9479] ? tipc_exit_net+0x40/0x40 [ 108.683403][ T9479] ops_init+0xb6/0x410 [ 108.687476][ T9479] setup_net+0x2d3/0x740 [ 108.691719][ T9479] ? copy_net_ns+0x1c0/0x340 [ 108.696321][ T9479] ? ops_init+0x410/0x410 [ 108.700683][ T9479] ? kasan_check_write+0x14/0x20 [ 108.705635][ T9479] ? down_read_killable+0x51/0x220 [ 108.710772][ T9479] copy_net_ns+0x1df/0x340 [ 108.715227][ T9479] create_new_namespaces+0x400/0x7b0 [ 108.720627][ T9479] unshare_nsproxy_namespaces+0xc2/0x200 [ 108.726268][ T9479] ksys_unshare+0x440/0x980 [ 108.730814][ T9479] ? trace_hardirqs_on+0x67/0x230 [ 108.735842][ T9479] ? walk_process_tree+0x2d0/0x2d0 [ 108.740964][ T9479] ? blkcg_exit_queue+0x30/0x30 [ 108.745839][ T9479] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 108.751311][ T9479] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.757385][ T9479] ? do_syscall_64+0x26/0x680 [ 108.762063][ T9479] ? lockdep_hardirqs_on+0x418/0x5d0 [ 108.767355][ T9479] __x64_sys_unshare+0x31/0x40 [ 108.772126][ T9479] do_syscall_64+0x103/0x680 [ 108.776722][ T9479] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.782616][ T9479] RIP: 0033:0x45b897 [ 108.786510][ T9479] Code: 00 00 00 b8 63 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.806120][ T9479] RSP: 002b:00007ffc2b108368 EFLAGS: 00000206 ORIG_RAX: 0000000000000110 [ 108.814548][ T9479] RAX: ffffffffffffffda RBX: 000000000073c988 RCX: 000000000045b897 [ 108.822571][ T9479] RDX: 0000000000000000 RSI: 00007ffc2b108310 RDI: 0000000040000000 [ 108.830551][ T9479] RBP: 00000000000000f8 R08: 0000000000000000 R09: 0000000000000005 [ 108.838557][ T9479] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000414ab0 [ 108.846533][ T9479] R13: 0000000000414b40 R14: 0000000000000000 R15: 0000000000000000 [ 108.854511][ T9479] Modules linked in: 19:45:08 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x13, 0x10, 0x3}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000940)={0x2, 0x5, &(0x7f00000003c0)=@framed={{0x18, 0x0, 0x10000000}, [@map={0x18, 0x0, 0x1, 0x0, r0}]}, &(0x7f0000000440)='syzkaller\x00', 0x2, 0x401, &(0x7f0000000200)=""/144}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000001c0)={r1, 0x15, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) [ 109.342195][ T3879] kobject: 'loop0' (00000000412812d0): kobject_uevent_env [ 109.558294][ T3879] kobject: 'loop0' (00000000412812d0): fill_kobj_path: path = '/devices/virtual/block/loop0' 19:45:09 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x13, 0x10, 0x3}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000940)={0x2, 0x5, &(0x7f00000003c0)=@framed={{0x18, 0x0, 0x10000000}, [@map={0x18, 0x0, 0x1, 0x0, r0}]}, &(0x7f0000000440)='syzkaller\x00', 0x2, 0x401, &(0x7f0000000200)=""/144}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000001c0)={r1, 0x15, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) [ 110.274013][ T3879] kobject: 'loop0' (00000000412812d0): kobject_uevent_env [ 110.357513][ T3879] kobject: 'loop0' (00000000412812d0): fill_kobj_path: path = '/devices/virtual/block/loop0' 19:45:10 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x13, 0x10, 0x3}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000940)={0x2, 0x5, &(0x7f00000003c0)=@framed={{0x18, 0x0, 0x10000000}, [@map={0x18, 0x0, 0x1, 0x0, r0}]}, &(0x7f0000000440)='syzkaller\x00', 0x2, 0x401, &(0x7f0000000200)=""/144}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000001c0)={r1, 0x15, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) [ 110.994237][ T3879] kobject: 'loop0' (00000000412812d0): kobject_uevent_env [ 111.167146][ T3879] kobject: 'loop0' (00000000412812d0): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 111.671538][ T9533] IPVS: ftp: loaded support on port[0] = 21 [ 111.828963][ T3879] kobject: 'loop0' (00000000412812d0): kobject_uevent_env [ 111.836153][ T3879] kobject: 'loop0' (00000000412812d0): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 113.541893][ T9564] IPVS: ftp: loaded support on port[0] = 21 [ 114.195415][ T9479] ---[ end trace e4cbbfc7878b1973 ]--- [ 114.238277][ T9479] RIP: 0010:__list_add_valid.cold+0x26/0x3c [ 114.244213][ T9479] Code: 56 ff ff ff 4c 89 e1 48 c7 c7 20 4c a3 87 e8 00 60 25 fe 0f 0b 48 89 f2 4c 89 e1 4c 89 ee 48 c7 c7 60 4d a3 87 e8 e9 5f 25 fe <0f> 0b 48 89 f1 48 c7 c7 e0 4c a3 87 4c 89 e6 e8 d5 5f 25 fe 0f 0b [ 114.346229][ T9479] RSP: 0018:ffff8880747afb88 EFLAGS: 00010282 [ 114.376692][ T9479] RAX: 0000000000000058 RBX: ffffffff89544920 RCX: 0000000000000000 [ 114.397246][ T9479] RDX: 0000000000000000 RSI: ffffffff815afbe6 RDI: ffffed100e8f5f63 [ 114.405246][ T9479] RBP: ffff8880747afba0 R08: 0000000000000058 R09: ffffed1015d26011 [ 114.451887][ T9479] R10: ffffed1015d26010 R11: ffff8880ae930087 R12: ffffffff89544ab0 [ 114.466132][ T9479] R13: ffffffff89544ab0 R14: ffffffff89544ab0 R15: ffffffff89544a50 [ 114.490204][ T9479] FS: 00000000018b2940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 114.499949][ T9479] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 114.506553][ T9479] CR2: 00007fe45a0c89b8 CR3: 0000000072fc7000 CR4: 00000000001406e0 [ 114.514562][ T9479] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 114.523145][ T9479] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 114.531137][ T9479] Kernel panic - not syncing: Fatal exception [ 114.538212][ T9479] Kernel Offset: disabled [ 114.542550][ T9479] Rebooting in 86400 seconds..