[?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. [ 18.490841] audit: type=1400 audit(1521727671.995:6): avc: denied { map } for pid=4241 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 '10.128.10.19' (ECDSA) to the list of known hosts. syzkaller login: [ 39.947277] audit: type=1400 audit(1521727693.452:7): avc: denied { map } for pid=4259 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 2018/03/22 14:08:13 parsed 1 programs 2018/03/22 14:08:13 executed programs: 0 [ 40.175052] audit: type=1400 audit(1521727693.679:8): avc: denied { map } for pid=4259 comm="syz-execprog" path="/root/syzkaller-shm489576591" 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 [ 40.185440] IPVS: ftp: loaded support on port[0] = 21 2018/03/22 14:08:18 executed programs: 304 2018/03/22 14:08:23 executed programs: 607 [ 52.866372] WARNING: CPU: 0 PID: 6571 at ./include/net/sock.h:638 smc_unhash_sk+0x335/0x450 [ 52.874917] Kernel panic - not syncing: panic_on_warn set ... [ 52.874917] [ 52.882246] CPU: 0 PID: 6571 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #271 [ 52.889500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.898830] Call Trace: [ 52.901388] dump_stack+0x194/0x24d [ 52.904990] ? arch_local_irq_restore+0x53/0x53 [ 52.909631] ? vsnprintf+0x1ed/0x1900 [ 52.913406] panic+0x1e4/0x41c [ 52.916568] ? refcount_error_report+0x214/0x214 [ 52.921292] ? show_regs_print_info+0x18/0x18 [ 52.925763] ? __destroy_inode+0x660/0x660 [ 52.929969] ? __warn+0x1c1/0x200 [ 52.933395] ? smc_unhash_sk+0x335/0x450 [ 52.937424] __warn+0x1dc/0x200 [ 52.940672] ? smc_unhash_sk+0x335/0x450 [ 52.944704] report_bug+0x1f4/0x2b0 [ 52.948305] fixup_bug.part.11+0x37/0x80 [ 52.952335] do_error_trap+0x2d7/0x3e0 [ 52.956194] ? math_error+0x400/0x400 [ 52.959963] ? reacquire_held_locks+0x1f9/0x3e0 [ 52.964604] ? lock_acquire+0x1d5/0x580 [ 52.968547] ? lock_acquire+0x1d5/0x580 [ 52.972496] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.977523] do_invalid_op+0x1b/0x20 [ 52.981211] invalid_op+0x1b/0x40 [ 52.984633] RIP: 0010:smc_unhash_sk+0x335/0x450 [ 52.989270] RSP: 0018:ffff8801aa80f148 EFLAGS: 00010293 [ 52.994601] RAX: ffff8801b8f66140 RBX: 1ffff10035501e2d RCX: ffffffff85a41075 [ 53.001840] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 1ffff10035501e31 [ 53.009080] RBP: ffff8801aa80f230 R08: dffffc0000000000 R09: 0000000000000004 [ 53.016321] R10: ffff8801aa80f000 R11: 0000000000000004 R12: ffff8801aa80f208 [ 53.023559] R13: ffffffff87672500 R14: ffff8801b26ad000 R15: 1ffff10035501e31 [ 53.030807] ? smc_unhash_sk+0x335/0x450 [ 53.034843] ? smc_unhash_sk+0x335/0x450 [ 53.038892] ? smc_hash_sk+0x2f0/0x2f0 [ 53.042751] ? release_sock+0x1d4/0x2a0 [ 53.046694] ? __local_bh_enable_ip+0x121/0x230 [ 53.051331] ? __release_sock+0x360/0x360 [ 53.055448] ? smc_release+0x23d/0x580 [ 53.059309] ? trace_hardirqs_on+0xd/0x10 [ 53.063424] ? __local_bh_enable_ip+0x121/0x230 [ 53.068066] smc_release+0x322/0x580 [ 53.071754] sock_release+0x8d/0x1e0 [ 53.075437] ? sock_alloc_file+0x560/0x560 [ 53.079639] sock_close+0x16/0x20 [ 53.083067] __fput+0x327/0x7e0 [ 53.086323] ? fput+0x140/0x140 [ 53.089575] ? _raw_spin_unlock_irq+0x27/0x70 [ 53.094051] ____fput+0x15/0x20 [ 53.097302] task_work_run+0x199/0x270 [ 53.101160] ? task_work_cancel+0x210/0x210 [ 53.105450] ? _raw_spin_unlock+0x22/0x30 [ 53.109578] ? switch_task_namespaces+0x87/0xc0 [ 53.114224] do_exit+0x9bb/0x1ad0 [ 53.117655] ? mm_update_next_owner+0x930/0x930 [ 53.122296] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.127454] ? __lock_acquire+0x664/0x3e00 [ 53.131662] ? trace_hardirqs_off+0x10/0x10 [ 53.135954] ? __lock_is_held+0xb6/0x140 [ 53.139989] ? trace_hardirqs_off+0x10/0x10 [ 53.144287] ? __lock_is_held+0xb6/0x140 [ 53.148316] ? nohz_balance_exit_idle.part.95+0x70/0x70 [ 53.153654] ? find_held_lock+0x35/0x1d0 [ 53.157693] ? kprobe_flush_task+0x1a3/0x5d0 [ 53.162070] ? trace_hardirqs_off+0x10/0x10 [ 53.166365] ? lock_downgrade+0x980/0x980 [ 53.170484] ? lock_release+0xa40/0xa40 [ 53.174429] ? memset+0x31/0x40 [ 53.177683] ? find_held_lock+0x35/0x1d0 [ 53.181722] ? get_signal+0x7a9/0x16d0 [ 53.185579] ? lock_downgrade+0x980/0x980 [ 53.189702] do_group_exit+0x149/0x400 [ 53.193559] ? do_raw_spin_trylock+0x190/0x190 [ 53.198109] ? SyS_exit+0x30/0x30 [ 53.201531] ? _raw_spin_unlock_irq+0x27/0x70 [ 53.205997] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 53.210985] get_signal+0x73a/0x16d0 [ 53.214676] ? ptrace_notify+0x130/0x130 [ 53.218712] ? __schedule+0x903/0x1ec0 [ 53.222575] ? __sched_text_start+0x8/0x8 [ 53.226698] ? __lock_is_held+0xb6/0x140 [ 53.230731] do_signal+0x90/0x1e90 [ 53.234251] ? __fd_install+0x288/0x740 [ 53.238196] ? setup_sigcontext+0x7d0/0x7d0 [ 53.242485] ? get_unused_fd_flags+0x190/0x190 [ 53.247045] ? schedule+0xf5/0x430 [ 53.250558] ? __schedule+0x1ec0/0x1ec0 [ 53.254518] ? exit_to_usermode_loop+0x8c/0x2f0 [ 53.259162] exit_to_usermode_loop+0x258/0x2f0 [ 53.263716] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 53.269223] ? do_fast_syscall_32+0x156/0xf9f [ 53.273784] do_fast_syscall_32+0xbe6/0xf9f [ 53.278073] ? _raw_spin_unlock_irq+0x27/0x70 [ 53.282544] ? do_int80_syscall_32+0x9c0/0x9c0 [ 53.287095] ? _raw_spin_unlock_irq+0x27/0x70 [ 53.291560] ? finish_task_switch+0x1c1/0x7e0 [ 53.296029] ? syscall_return_slowpath+0x2ac/0x550 [ 53.300929] ? prepare_exit_to_usermode+0x350/0x350 [ 53.305917] ? sysret32_from_system_call+0x5/0x3c [ 53.310733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.315552] entry_SYSENTER_compat+0x70/0x7f [ 53.319930] RIP: 0023:0xf7fecc99 [ 53.323264] RSP: 002b:00000000f7fe809c EFLAGS: 00000286 ORIG_RAX: 00000000000000a8 [ 53.330940] RAX: 0000000000000001 RBX: 0000000020000080 RCX: 0000000000000001 [ 53.338178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.345416] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 53.352655] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 53.359893] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 53.367610] Dumping ftrace buffer: [ 53.371187] (ftrace buffer empty) [ 53.374870] Kernel Offset: disabled [ 53.378468] Rebooting in 86400 seconds..