[....] Starting enhanced syslogd: rsyslogd[ 12.303045] audit: type=1400 audit(1515874471.552:5): avc: denied { syslog } for pid=3506 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?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. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 18.689228] audit: type=1400 audit(1515874477.938:6): avc: denied { map } for pid=3648 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 Warning: Permanently added '10.128.15.217' (ECDSA) to the list of known hosts. executing program [ 26.776406] audit: type=1400 audit(1515874486.026:7): avc: denied { map } for pid=3662 comm="syzkaller275504" path="/root/syzkaller275504549" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 26.780429] netlink: 'syzkaller275504': attribute type 9 has an invalid length. [ 26.781681] WARNING: CPU: 1 PID: 3662 at net/wireless/core.c:549 wiphy_register+0xfc3/0x2050 [ 26.781685] Kernel panic - not syncing: panic_on_warn set ... [ 26.781685] [ 26.781690] CPU: 1 PID: 3662 Comm: syzkaller275504 Not tainted 4.15.0-rc7-next-20180112+ #96 [ 26.781693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.781695] Call Trace: [ 26.781703] dump_stack+0x194/0x257 [ 26.781711] ? arch_local_irq_restore+0x53/0x53 [ 26.781721] ? vsnprintf+0x1ed/0x1900 [ 26.781732] panic+0x1e4/0x41c [ 26.781738] ? refcount_error_report+0x214/0x214 [ 26.781742] ? show_regs_print_info+0x18/0x18 [ 26.781754] ? __warn+0x1c1/0x200 [ 26.781762] ? wiphy_register+0xfc3/0x2050 [ 26.781766] __warn+0x1dc/0x200 [ 26.781777] ? wiphy_register+0xfc3/0x2050 [ 26.781784] report_bug+0x211/0x2d0 [ 26.781794] fixup_bug.part.11+0x37/0x80 [ 26.781800] do_error_trap+0x2d7/0x3e0 [ 26.781808] ? math_error+0x400/0x400 [ 26.781818] ? save_stack+0xa3/0xd0 [ 26.781824] ? save_stack+0x43/0xd0 [ 26.781828] ? kasan_kmalloc+0xad/0xe0 [ 26.781831] ? __kmalloc+0x162/0x760 [ 26.781841] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 26.781851] do_invalid_op+0x1b/0x20 [ 26.781858] invalid_op+0x22/0x40 [ 26.781862] RIP: 0010:wiphy_register+0xfc3/0x2050 [ 26.781865] RSP: 0018:ffff8801d9727080 EFLAGS: 00010293 [ 26.781869] RAX: ffff8801bc212000 RBX: 0000000000670010 RCX: ffffffff8520da63 [ 26.781872] RDX: 0000000000000000 RSI: ffff8801bc0c31c6 RDI: ffff8801bc0c31b0 [ 26.781874] RBP: ffff8801d9727200 R08: ffffed0037818105 R09: ffffed0037818105 [ 26.781877] R10: 0000000000000001 R11: ffffed0037818104 R12: ffff8801bc0c31b4 [ 26.781880] R13: dffffc0000000000 R14: ffff8801bc0c0820 R15: ffff8801bc0c0850 [ 26.781891] ? wiphy_register+0xfc3/0x2050 [ 26.781916] ? wiphy_unregister+0x1120/0x1120 [ 26.781926] ? rcu_read_lock_sched_held+0x108/0x120 [ 26.781931] ? __kmalloc+0x46e/0x760 [ 26.781936] ? find_held_lock+0x35/0x1d0 [ 26.781945] ? ieee80211_cs_list_valid+0x2f3/0x3c0 [ 26.781953] ? ieee80211_register_hw+0xa8e/0x3100 [ 26.781962] ieee80211_register_hw+0x1162/0x3100 [ 26.781966] ? ieee80211_register_hw+0x1162/0x3100 [ 26.781981] ? ieee80211_ifa6_changed+0x9c0/0x9c0 [ 26.782004] mac80211_hwsim_new_radio+0x1b2e/0x2b90 [ 26.782022] ? mac80211_hwsim_remove_chanctx+0xa0/0xa0 [ 26.782029] ? vprintk_emit+0x3ea/0x590 [ 26.782042] ? vprintk_default+0x28/0x30 [ 26.782047] ? vprintk_func+0x5e/0xc0 [ 26.782052] ? printk+0xaa/0xca [ 26.782057] ? show_regs_print_info+0x18/0x18 [ 26.782063] ? idr_get_free_cmn+0xfd0/0xfd0 [ 26.782075] ? validate_nla+0x683/0x6e0 [ 26.782084] ? validate_nla+0x209/0x6e0 [ 26.782092] hwsim_new_radio_nl+0x5b7/0x7c0 [ 26.782099] ? mac80211_hwsim_new_radio+0x2b90/0x2b90 [ 26.782111] ? __netlink_ns_capable+0xe1/0x120 [ 26.782122] genl_family_rcv_msg+0x7b7/0xfb0 [ 26.782134] ? genl_rcv+0x40/0x40 [ 26.782138] ? lock_downgrade+0x980/0x980 [ 26.782146] ? lock_release+0xa40/0xa40 [ 26.782154] ? __lock_is_held+0xb6/0x140 [ 26.782163] ? lock_acquire+0x1d5/0x580 [ 26.782183] genl_rcv_msg+0xb2/0x140 [ 26.782191] netlink_rcv_skb+0x224/0x470 [ 26.782196] ? genl_family_rcv_msg+0xfb0/0xfb0 [ 26.782203] ? netlink_ack+0xa10/0xa10 [ 26.782206] ? genl_rcv+0x19/0x40 [ 26.782213] ? netlink_skb_destructor+0x1d0/0x1d0 [ 26.782223] ? selinux_nlmsg_lookup+0x32b/0x430 [ 26.782231] genl_rcv+0x28/0x40 [ 26.782236] netlink_unicast+0x4c4/0x6b0 [ 26.782246] ? netlink_attachskb+0x8a0/0x8a0 [ 26.782257] ? security_netlink_send+0x81/0xb0 [ 26.782265] netlink_sendmsg+0xa4a/0xe60 [ 26.782276] ? netlink_unicast+0x6b0/0x6b0 [ 26.782286] ? security_socket_sendmsg+0x89/0xb0 [ 26.782290] ? netlink_unicast+0x6b0/0x6b0 [ 26.782299] sock_sendmsg+0xca/0x110 [ 26.782306] ___sys_sendmsg+0x767/0x8b0 [ 26.782315] ? copy_msghdr_from_user+0x590/0x590 [ 26.782328] ? __do_page_fault+0x5f7/0xc90 [ 26.782334] ? lock_downgrade+0x980/0x980 [ 26.782346] ? __fget_light+0x297/0x380 [ 26.782353] ? fget_raw+0x20/0x20 [ 26.782359] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 26.782363] ? vmacache_find+0x5f/0x280 [ 26.782374] ? up_read+0x1a/0x40 [ 26.782379] ? __do_page_fault+0x3d6/0xc90 [ 26.782383] ? get_unused_fd_flags+0x190/0x190 [ 26.782394] ? __fdget+0x18/0x20 [ 26.782404] __sys_sendmsg+0xe5/0x210 [ 26.782407] ? __sys_sendmsg+0xe5/0x210 [ 26.782414] ? SyS_shutdown+0x290/0x290 [ 26.782421] ? __do_page_fault+0xc90/0xc90 [ 26.782429] ? fd_install+0x4d/0x60 [ 26.782445] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 26.782455] SyS_sendmsg+0x2d/0x50 [ 26.782462] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 26.782466] RIP: 0033:0x43fd89 [ 26.782468] RSP: 002b:00007ffd102066e8 EFLAGS: 00000203 ORIG_RAX: 000000000000002e [ 26.782472] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fd89 [ 26.782475] RDX: 0000000000000000 RSI: 000000002038bfc8 RDI: 0000000000000003 [ 26.782477] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 26.782479] R10: 0000000000000000 R11: 0000000000000203 R12: 00000000004016f0 [ 26.782482] R13: 0000000000401780 R14: 0000000000000000 R15: 0000000000000000 [ 26.803099] Dumping ftrace buffer: [ 26.803266] (ftrace buffer empty) [ 26.803268] Kernel Offset: disabled [ 27.308489] Rebooting in 86400 seconds..