[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 17.952895] audit: type=1400 audit(1520365503.911:6): avc: denied { map } for pid=4154 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 '10.128.0.16' (ECDSA) to the list of known hosts. syzkaller login: [ 24.305333] audit: type=1400 audit(1520365510.264:7): avc: denied { map } for pid=4168 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 2018/03/06 19:45:10 parsed 1 programs 2018/03/06 19:45:10 executed programs: 0 [ 24.552058] audit: type=1400 audit(1520365510.510:8): avc: denied { map } for pid=4168 comm="syz-execprog" path="/root/syzkaller-shm486096714" 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 [ 24.565167] IPVS: ftp: loaded support on port[0] = 21 [ 24.608290] kasan: CONFIG_KASAN_INLINE enabled [ 24.612920] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 24.620286] general protection fault: 0000 [#1] SMP KASAN [ 24.625802] Dumping ftrace buffer: [ 24.629311] (ftrace buffer empty) [ 24.632991] Modules linked in: [ 24.636170] CPU: 1 PID: 4176 Comm: syz-executor0 Not tainted 4.16.0-rc4+ #253 [ 24.643414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.653043] RIP: 0010:rdma_init_qp_attr+0x8b/0x720 [ 24.657938] RSP: 0018:ffff8801bde277f0 EFLAGS: 00010202 [ 24.663270] RAX: dffffc0000000000 RBX: ffff8801cec9c4c0 RCX: ffffffff841b86df [ 24.670507] RDX: 0000000000000029 RSI: ffff8801bde27978 RDI: 0000000000000148 [ 24.677745] RBP: ffff8801bde27830 R08: ffffed0037bc4f44 R09: ffff8801bde2797c [ 24.684984] R10: 0000000000000000 R11: ffffed0037bc4f43 R12: ffff8801bde27978 [ 24.692221] R13: ffff8801bde278b8 R14: 0000000000000000 R15: ffff8801bde278b8 [ 24.699461] FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:0000000008bac900 [ 24.707653] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 24.713503] CR2: 0000000008138024 CR3: 00000001be5cc005 CR4: 00000000001606e0 [ 24.720747] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.727992] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.735239] Call Trace: [ 24.737812] ucma_init_qp_attr+0x20b/0x3e0 [ 24.742024] ? ucma_notify+0x1a0/0x1a0 [ 24.745885] ? find_held_lock+0x35/0x1d0 [ 24.749920] ? __might_fault+0x110/0x1d0 [ 24.753949] ? lock_downgrade+0x980/0x980 [ 24.758066] ? lock_release+0xa40/0xa40 [ 24.762013] ? check_same_owner+0x320/0x320 [ 24.766315] ? kasan_check_write+0x14/0x20 [ 24.770529] ucma_write+0x2d6/0x3d0 [ 24.774125] ? ucma_notify+0x1a0/0x1a0 [ 24.777981] ? ucma_resolve_route+0x1a0/0x1a0 [ 24.782447] ? ucma_resolve_route+0x1a0/0x1a0 [ 24.786912] __vfs_write+0xef/0x970 [ 24.790511] ? rcu_note_context_switch+0x710/0x710 [ 24.795407] ? kernel_read+0x120/0x120 [ 24.799265] ? __might_sleep+0x95/0x190 [ 24.803208] ? _cond_resched+0x14/0x30 [ 24.807068] ? __inode_security_revalidate+0xd9/0x130 [ 24.812225] ? avc_policy_seqno+0x9/0x20 [ 24.816254] ? selinux_file_permission+0x82/0x460 [ 24.821073] ? security_file_permission+0x89/0x1e0 [ 24.825973] ? rw_verify_area+0xe5/0x2b0 [ 24.830000] ? __fdget_raw+0x20/0x20 [ 24.833692] vfs_write+0x189/0x510 [ 24.837205] SyS_write+0xef/0x220 [ 24.840631] ? __do_page_fault+0x3d6/0xc90 [ 24.844833] ? SyS_read+0x220/0x220 [ 24.848432] ? do_fast_syscall_32+0x156/0xf9f [ 24.852900] ? SyS_read+0x220/0x220 [ 24.856502] do_fast_syscall_32+0x3ec/0xf9f [ 24.860796] ? do_int80_syscall_32+0x9c0/0x9c0 [ 24.865346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 24.870072] ? syscall_return_slowpath+0x2ac/0x550 [ 24.874969] ? prepare_exit_to_usermode+0x350/0x350 [ 24.879954] ? sysret32_from_system_call+0x5/0x3c [ 24.884766] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 24.889582] entry_SYSENTER_compat+0x70/0x7f [ 24.893959] RIP: 0023:0xf7f62c99 [ 24.897293] RSP: 002b:00000000fff5dc2c EFLAGS: 00000286 ORIG_RAX: 0000000000000004 [ 24.904971] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020001ec0 [ 24.912208] RDX: 0000000000000018 RSI: 0000000000000000 RDI: 0000000000000000 [ 24.919446] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 24.926683] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 24.933922] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 24.941168] 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 [ 24.960245] RIP: rdma_init_qp_attr+0x8b/0x720 RSP: ffff8801bde277f0 [ 24.966684] ---[ end trace f6760d8b6c5f0ac5 ]--- [ 24.971451] Kernel panic - not syncing: Fatal exception [ 24.977164] Dumping ftrace buffer: [ 24.980674] (ftrace buffer empty) [ 24.984353] Kernel Offset: disabled [ 24.987950] Rebooting in 86400 seconds..