audit: type=1400 audit(1519613315.673:7): avc: denied { map } for pid=4221 comm="syzkaller469272" path="/root/syzkaller469272313" 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 ------------[ cut here ]------------ audit: type=1400 audit(1519613315.673:8): avc: denied { create } for pid=4221 comm="syzkaller469272" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 ieee80211 ×JQáJ™²ÓI<…%š³BÚY u'³­c!GÊè°¸§l‡ÂcåÌf!Ÿ²ñ·”qš"ïÕ¯†óQ¿"î’Gb£e˜¿FÆb+ýï0Cc×~ºàOǘ԰åâ£È™Í‡Ö‘Þ¨:UßÒV=ÛFÖ`´Ÿ : device/subsystem name too long WARNING: CPU: 0 PID: 4221 at drivers/base/core.c:2884 create_syslog_header drivers/base/core.c:2884 [inline] WARNING: CPU: 0 PID: 4221 at drivers/base/core.c:2884 dev_vprintk_emit+0x159/0x510 drivers/base/core.c:2894 audit: type=1400 audit(1519613315.673:9): avc: denied { write } for pid=4221 comm="syzkaller469272" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 4221 Comm: syzkaller469272 Not tainted 4.16.0-rc2+ #241 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x24d lib/dump_stack.c:53 panic+0x1e4/0x41c kernel/panic.c:183 __warn+0x1dc/0x200 kernel/panic.c:547 report_bug+0x211/0x2d0 lib/bug.c:184 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178 fixup_bug arch/x86/kernel/traps.c:247 [inline] do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x58/0x80 arch/x86/entry/entry_64.S:957 RIP: 0010:create_syslog_header drivers/base/core.c:2884 [inline] RIP: 0010:dev_vprintk_emit+0x159/0x510 drivers/base/core.c:2894 RSP: 0018:ffff8801cf616ca0 EFLAGS: 00010282 RAX: dffffc0000000008 RBX: ffff8801b1278980 RCX: ffffffff815abe7e RDX: 0000000000000000 RSI: 1ffff10039ec2d44 RDI: 0000000000000293 RBP: ffff8801cf616de0 R08: 1ffff10039ec2d0a R09: 0000000000000000 R10: ffff8801cf616ec8 R11: 0000000000000000 R12: 1ffff10039ec2d9b R13: ffff8801d58c19c0 R14: ffff8801cf616cf8 R15: ffff8801cf616e18 dev_printk_emit+0xc0/0xf0 drivers/base/core.c:2907 __dev_printk+0xa7/0x120 drivers/base/core.c:2919 dev_printk+0x111/0x170 drivers/base/core.c:2936 ieee80211_init_rate_ctrl_alg+0x2d5/0x4b0 net/mac80211/rate.c:978 ieee80211_register_hw+0x1448/0x3100 net/mac80211/main.c:1094 mac80211_hwsim_new_radio+0x19dc/0x2ed0 drivers/net/wireless/mac80211_hwsim.c:2769 hwsim_new_radio_nl+0x775/0xa90 drivers/net/wireless/mac80211_hwsim.c:3243 genl_family_rcv_msg+0x7b7/0xfb0 net/netlink/genetlink.c:599 genl_rcv_msg+0xb2/0x140 net/netlink/genetlink.c:624 netlink_rcv_skb+0x14b/0x380 net/netlink/af_netlink.c:2444 genl_rcv+0x28/0x40 net/netlink/genetlink.c:635 netlink_unicast_kernel net/netlink/af_netlink.c:1308 [inline] netlink_unicast+0x4c4/0x6b0 net/netlink/af_netlink.c:1334 netlink_sendmsg+0xa4a/0xe60 net/netlink/af_netlink.c:1897 sock_sendmsg_nosec net/socket.c:629 [inline] sock_sendmsg+0xca/0x110 net/socket.c:639 ___sys_sendmsg+0x767/0x8b0 net/socket.c:2047 __sys_sendmsg+0xe5/0x210 net/socket.c:2081 SYSC_sendmsg net/socket.c:2092 [inline] SyS_sendmsg+0x2d/0x50 net/socket.c:2088 do_syscall_64+0x280/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x43fdb9 RSP: 002b:00007ffdcfbb5c28 EFLAGS: 00000203 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fdb9 RDX: 0000000000000000 RSI: 00000000204b5fc8 RDI: 0000000000000003 RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 R10: 00000000004002c8 R11: 0000000000000203 R12: 00000000004016e0 R13: 0000000000401770 R14: 0000000000000000 R15: 0000000000000000 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..