[?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. [ 18.089387] audit: type=1400 audit(1521290149.642:6): avc: denied { map } for pid=4224 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 '10.128.0.57' (ECDSA) to the list of known hosts. syzkaller login: [ 32.948868] audit: type=1400 audit(1521290164.501:7): avc: denied { map } for pid=4241 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 2018/03/17 12:36:04 parsed 1 programs 2018/03/17 12:36:04 executed programs: 0 [ 33.193090] audit: type=1400 audit(1521290164.745:8): avc: denied { map } for pid=4241 comm="syz-execprog" path="/root/syzkaller-shm266334833" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 33.227687] IPVS: ftp: loaded support on port[0] = 21 [ 33.255517] IPVS: ftp: loaded support on port[0] = 21 [ 33.280047] IPVS: ftp: loaded support on port[0] = 21 [ 33.305196] IPVS: ftp: loaded support on port[0] = 21 [ 33.331725] IPVS: ftp: loaded support on port[0] = 21 [ 33.362246] IPVS: ftp: loaded support on port[0] = 21 [ 33.393171] IPVS: ftp: loaded support on port[0] = 21 [ 33.428404] IPVS: ftp: loaded support on port[0] = 21 2018/03/17 12:36:09 executed programs: 866 [ 38.438893] kasan: CONFIG_KASAN_INLINE enabled [ 38.443734] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 38.451222] general protection fault: 0000 [#1] SMP KASAN [ 38.456751] Dumping ftrace buffer: [ 38.460289] (ftrace buffer empty) [ 38.463999] Modules linked in: [ 38.467186] CPU: 1 PID: 8810 Comm: syz-executor3 Not tainted 4.16.0-rc5+ #357 [ 38.474446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.483802] RIP: 0010:rdma_reject+0x37/0x220 [ 38.488201] RSP: 0018:ffff8801a95a78f8 EFLAGS: 00010206 [ 38.493559] RAX: dffffc0000000000 RBX: 1ffff100352b4f29 RCX: ffffffff841bdf1f [ 38.500819] RDX: 0000000000000078 RSI: ffff8801a95a7970 RDI: 00000000000003c0 [ 38.508079] RBP: ffff8801a95a7928 R08: 0000000000000000 R09: 0000000000000000 [ 38.515339] R10: ffffffff886133c0 R11: 0000000000000000 R12: 0000000000000000 [ 38.522600] R13: ffff8801a95a7aa8 R14: ffff8801a95a7970 R15: 0000000000000000 [ 38.529871] FS: 00007fcf40dc7700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 38.538083] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.543954] CR2: 000000000072c000 CR3: 00000001bdb57001 CR4: 00000000001606e0 [ 38.551237] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.558497] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.565762] Call Trace: [ 38.568336] ucma_reject+0x149/0x220 [ 38.572033] ? ucma_disconnect+0x150/0x150 [ 38.576263] ? kasan_check_write+0x14/0x20 [ 38.580478] ucma_write+0x2d6/0x3d0 [ 38.584094] ? ucma_disconnect+0x150/0x150 [ 38.588310] ? ucma_resolve_route+0x1a0/0x1a0 [ 38.592789] ? handle_mm_fault+0x35b/0xb10 [ 38.597002] ? ucma_resolve_route+0x1a0/0x1a0 [ 38.601486] __vfs_write+0xef/0x970 [ 38.605100] ? rcu_note_context_switch+0x710/0x710 [ 38.610029] ? kernel_read+0x120/0x120 [ 38.613905] ? __might_sleep+0x95/0x190 [ 38.617855] ? _cond_resched+0x14/0x30 [ 38.621727] ? __inode_security_revalidate+0xd9/0x130 [ 38.626895] ? avc_policy_seqno+0x9/0x20 [ 38.630927] ? selinux_file_permission+0x82/0x460 [ 38.635748] ? security_file_permission+0x89/0x1e0 [ 38.640651] ? rw_verify_area+0xe5/0x2b0 [ 38.644681] ? __fdget_raw+0x20/0x20 [ 38.648370] vfs_write+0x189/0x510 [ 38.651886] SyS_write+0xef/0x220 [ 38.655312] ? exit_to_usermode_loop+0x198/0x2f0 [ 38.660040] ? SyS_read+0x220/0x220 [ 38.663640] ? do_syscall_64+0xb7/0x940 [ 38.667591] ? SyS_read+0x220/0x220 [ 38.671195] do_syscall_64+0x281/0x940 [ 38.675052] ? __do_page_fault+0xc90/0xc90 [ 38.679259] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 38.684784] ? syscall_return_slowpath+0x550/0x550 [ 38.689700] ? syscall_return_slowpath+0x2ac/0x550 [ 38.694609] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 38.699951] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.704783] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 38.709953] RIP: 0033:0x453e69 [ 38.713118] RSP: 002b:00007fcf40dc6c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 38.720797] RAX: ffffffffffffffda RBX: 00007fcf40dc76d4 RCX: 0000000000453e69 [ 38.728042] RDX: 0000000000000008 RSI: 0000000020000040 RDI: 0000000000000004 [ 38.735282] RBP: 000000000072bf58 R08: 0000000000000000 R09: 0000000000000000 [ 38.742523] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 38.749768] R13: 0000000000000672 R14: 00000000006f9b50 R15: 0000000000000001 [ 38.757031] Code: 49 89 ff 53 41 89 d4 49 89 f6 48 83 ec 08 e8 81 38 55 fd 49 8d bf c0 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 a0 01 00 00 4d 8b af c0 03 00 00 4d 85 ed 0f [ 38.776126] RIP: rdma_reject+0x37/0x220 RSP: ffff8801a95a78f8 [ 38.782059] ---[ end trace a01ab6bb994572e3 ]--- [ 38.786813] Kernel panic - not syncing: Fatal exception [ 38.792617] Dumping ftrace buffer: [ 38.796132] (ftrace buffer empty) [ 38.799817] Kernel Offset: disabled [ 38.803425] Rebooting in 86400 seconds..