[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 18.362278] audit: type=1400 audit(1521832024.654:6): avc: denied { map } for pid=4128 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.3' (ECDSA) to the list of known hosts. syzkaller login: [ 24.746528] audit: type=1400 audit(1521832031.038:7): avc: denied { map } for pid=4142 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2018/03/23 19:07:11 parsed 1 programs 2018/03/23 19:07:11 executed programs: 0 [ 24.998259] audit: type=1400 audit(1521832031.289:8): avc: denied { map } for pid=4142 comm="syz-execprog" path="/root/syzkaller-shm879240738" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 25.015137] IPVS: ftp: loaded support on port[0] = 21 [ 25.056424] kasan: CONFIG_KASAN_INLINE enabled [ 25.061105] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 25.068486] general protection fault: 0000 [#1] SMP KASAN [ 25.074008] Dumping ftrace buffer: [ 25.077524] (ftrace buffer empty) [ 25.081208] Modules linked in: [ 25.084375] CPU: 1 PID: 4150 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #273 [ 25.091616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.100954] RIP: 0010:rdma_init_qp_attr+0x8b/0x720 [ 25.105854] RSP: 0018:ffff8801c7a877f0 EFLAGS: 00010202 [ 25.111193] RAX: dffffc0000000000 RBX: ffff8801cd7d6dc0 RCX: ffffffff841bbf8f [ 25.118440] RDX: 0000000000000029 RSI: ffff8801c7a87978 RDI: 0000000000000148 [ 25.125684] RBP: ffff8801c7a87830 R08: ffffed0038f50f44 R09: ffff8801c7a8797c [ 25.132925] R10: 0000000000000000 R11: ffffed0038f50f43 R12: ffff8801c7a87978 [ 25.140175] R13: ffff8801c7a878b8 R14: 0000000000000000 R15: ffff8801c7a87878 [ 25.147422] FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:000000000876a900 [ 25.155616] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 25.161555] CR2: 0000000008138024 CR3: 00000001c9ba2005 CR4: 00000000001606e0 [ 25.168799] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.176045] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.183290] Call Trace: [ 25.185859] ucma_init_qp_attr+0x251/0x440 [ 25.190075] ? ucma_notify+0x1a0/0x1a0 [ 25.193937] ? find_held_lock+0x35/0x1d0 [ 25.197979] ? __might_fault+0x110/0x1d0 [ 25.202023] ? lock_downgrade+0x980/0x980 [ 25.206149] ? lock_release+0xa40/0xa40 [ 25.210095] ? check_same_owner+0x320/0x320 [ 25.214395] ? kasan_check_write+0x14/0x20 [ 25.218604] ucma_write+0x2d6/0x3d0 [ 25.222200] ? ucma_notify+0x1a0/0x1a0 [ 25.226056] ? ucma_close_id+0x60/0x60 [ 25.229916] ? ucma_close_id+0x60/0x60 [ 25.233776] __vfs_write+0xef/0x970 [ 25.237374] ? rcu_note_context_switch+0x710/0x710 [ 25.242276] ? kernel_read+0x120/0x120 [ 25.246136] ? __might_sleep+0x95/0x190 [ 25.250103] ? _cond_resched+0x14/0x30 [ 25.253989] ? __inode_security_revalidate+0xd9/0x130 [ 25.259168] ? avc_policy_seqno+0x9/0x20 [ 25.263205] ? selinux_file_permission+0x82/0x460 [ 25.268030] ? security_file_permission+0x89/0x1e0 [ 25.272939] ? rw_verify_area+0xe5/0x2b0 [ 25.276969] ? __fdget_raw+0x20/0x20 [ 25.280657] vfs_write+0x189/0x510 [ 25.284171] SyS_write+0xef/0x220 [ 25.287597] ? __do_page_fault+0x3d6/0xc90 [ 25.291804] ? SyS_read+0x220/0x220 [ 25.295403] ? do_fast_syscall_32+0x156/0xf9f [ 25.299869] ? SyS_read+0x220/0x220 [ 25.303465] do_fast_syscall_32+0x3ec/0xf9f [ 25.307769] ? do_int80_syscall_32+0x9c0/0x9c0 [ 25.312324] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.317054] ? syscall_return_slowpath+0x2ac/0x550 [ 25.321953] ? prepare_exit_to_usermode+0x350/0x350 [ 25.326941] ? sysret32_from_system_call+0x5/0x3c [ 25.331772] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.336591] entry_SYSENTER_compat+0x70/0x7f [ 25.340971] RIP: 0023:0xf7f77c99 [ 25.344306] RSP: 002b:00000000ffad077c EFLAGS: 00000282 ORIG_RAX: 0000000000000004 [ 25.351983] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000f40 [ 25.359225] RDX: 0000000000000018 RSI: 0000000000000000 RDI: 0000000000000000 [ 25.366465] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 25.373711] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 25.380970] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 25.388225] Code: 00 00 00 fc ff df 80 3c 02 00 0f 85 8c 06 00 00 4c 8b 33 48 b8 00 00 00 00 00 fc ff df 49 8d be 48 01 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5d 06 00 00 44 0f b6 7d d4 48 b8 00 00 00 00 [ 25.407326] RIP: rdma_init_qp_attr+0x8b/0x720 RSP: ffff8801c7a877f0 [ 25.413749] ---[ end trace b4e27ba32a3b7c41 ]--- [ 25.418514] Kernel panic - not syncing: Fatal exception [ 25.424308] Dumping ftrace buffer: [ 25.427823] (ftrace buffer empty) [ 25.431505] Kernel Offset: disabled [ 25.435100] Rebooting in 86400 seconds..