[ 90.355209][ T27] audit: type=1400 audit(1576360660.877:37): avc: denied { watch } for pid=9758 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [ 90.391487][ T27] audit: type=1400 audit(1576360660.877:38): avc: denied { watch } for pid=9758 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 90.675943][ T27] audit: type=1800 audit(1576360661.197:39): pid=9670 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 90.698675][ T27] audit: type=1800 audit(1576360661.197:40): pid=9670 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 95.840945][ T27] audit: type=1400 audit(1576360666.357:41): avc: denied { map } for pid=9847 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 '10.128.15.195' (ECDSA) to the list of known hosts. [ 1071.823776][ T27] audit: type=1400 audit(1576361642.347:42): avc: denied { map } for pid=9859 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/12/14 22:14:02 parsed 1 programs [ 1073.822758][ T27] audit: type=1400 audit(1576361644.347:43): avc: denied { map } for pid=9859 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=22250 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/12/14 22:14:04 executed programs: 0 [ 1074.088903][ T9874] IPVS: ftp: loaded support on port[0] = 21 [ 1074.175676][ T9874] chnl_net:caif_netlink_parms(): no params data found [ 1074.208696][ T9874] bridge0: port 1(bridge_slave_0) entered blocking state [ 1074.217428][ T9874] bridge0: port 1(bridge_slave_0) entered disabled state [ 1074.225488][ T9874] device bridge_slave_0 entered promiscuous mode [ 1074.234568][ T9874] bridge0: port 2(bridge_slave_1) entered blocking state [ 1074.242024][ T9874] bridge0: port 2(bridge_slave_1) entered disabled state [ 1074.249893][ T9874] device bridge_slave_1 entered promiscuous mode [ 1074.269016][ T9874] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1074.280689][ T9874] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1074.303254][ T9874] team0: Port device team_slave_0 added [ 1074.310523][ T9874] team0: Port device team_slave_1 added [ 1074.364070][ T9874] device hsr_slave_0 entered promiscuous mode [ 1074.431528][ T9874] device hsr_slave_1 entered promiscuous mode [ 1074.500788][ T27] audit: type=1400 audit(1576361645.017:44): avc: denied { create } for pid=9874 comm="syz-executor.0" 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 [ 1074.503380][ T9874] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1074.530455][ T27] audit: type=1400 audit(1576361645.027:45): avc: denied { write } for pid=9874 comm="syz-executor.0" 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 [ 1074.559578][ T27] audit: type=1400 audit(1576361645.027:46): avc: denied { read } for pid=9874 comm="syz-executor.0" 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 [ 1074.633521][ T9874] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1074.694444][ T9874] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1074.763639][ T9874] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1074.813532][ T9874] bridge0: port 2(bridge_slave_1) entered blocking state [ 1074.820745][ T9874] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1074.828875][ T9874] bridge0: port 1(bridge_slave_0) entered blocking state [ 1074.836520][ T9874] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1074.877357][ T9874] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1074.890157][ T9876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1074.912289][ T9876] bridge0: port 1(bridge_slave_0) entered disabled state [ 1074.931680][ T9876] bridge0: port 2(bridge_slave_1) entered disabled state [ 1074.940131][ T9876] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1074.954215][ T9874] 8021q: adding VLAN 0 to HW filter on device team0 [ 1074.964489][ T9876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1074.973556][ T9876] bridge0: port 1(bridge_slave_0) entered blocking state [ 1074.980601][ T9876] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1074.993060][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1075.001582][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 1075.008789][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1075.034422][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1075.043805][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1075.052432][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1075.060643][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1075.069957][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1075.080243][ T9874] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1075.097675][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1075.107018][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1075.119073][ T9874] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1075.130858][ T27] audit: type=1400 audit(1576361645.647:47): avc: denied { associate } for pid=9874 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 1075.248308][ T27] audit: type=1400 audit(1576361645.767:48): avc: denied { create } for pid=9882 comm="syz-executor.0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 1075.249352][ T9884] syz-executor.0 uses obsolete (PF_INET,SOCK_PACKET) [ 1075.276334][ T27] audit: type=1400 audit(1576361645.767:49): avc: denied { write } for pid=9882 comm="syz-executor.0" path="socket:[38047]" dev="sockfs" ino=38047 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 1075.310926][ T27] audit: type=1400 audit(1576361645.807:50): avc: denied { map } for pid=9882 comm="syz-executor.0" path="socket:[38049]" dev="sockfs" ino=38049 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=socket permissive=1 [ 1075.348943][ T9882] ------------[ cut here ]------------ [ 1075.354791][ T9882] WARNING: CPU: 1 PID: 9882 at mm/memory.c:2229 wp_page_copy+0x10b7/0x1560 [ 1075.363885][ T9882] Kernel panic - not syncing: panic_on_warn set ... [ 1075.370454][ T9882] CPU: 1 PID: 9882 Comm: syz-executor.0 Not tainted 5.5.0-rc1-syzkaller #0 [ 1075.379056][ T9882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1075.389368][ T9882] Call Trace: [ 1075.392730][ T9882] dump_stack+0x197/0x210 [ 1075.397049][ T9882] ? wp_page_copy+0xfc0/0x1560 [ 1075.401876][ T9882] panic+0x2e3/0x75c [ 1075.405753][ T9882] ? add_taint.cold+0x16/0x16 [ 1075.410487][ T9882] ? printk+0xba/0xed [ 1075.414459][ T9882] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 1075.419908][ T9882] ? __warn.cold+0x14/0x3e [ 1075.424416][ T9882] ? __warn+0xd9/0x1cf [ 1075.429237][ T9882] ? wp_page_copy+0x10b7/0x1560 [ 1075.434179][ T9882] __warn.cold+0x2f/0x3e [ 1075.438602][ T9882] ? report_bug.cold+0x63/0xb2 [ 1075.443640][ T9882] ? wp_page_copy+0x10b7/0x1560 [ 1075.448588][ T9882] report_bug+0x289/0x300 [ 1075.453158][ T9882] do_error_trap+0x11b/0x200 [ 1075.457759][ T9882] do_invalid_op+0x37/0x50 [ 1075.463047][ T9882] ? wp_page_copy+0x10b7/0x1560 [ 1075.468094][ T9882] invalid_op+0x23/0x30 [ 1075.472254][ T9882] RIP: 0010:wp_page_copy+0x10b7/0x1560 [ 1075.480770][ T9882] Code: 4c 89 f7 ba 00 10 00 00 48 81 e6 00 f0 ff ff e8 3f f2 22 06 31 ff 41 89 c7 89 c6 e8 23 03 d3 ff 45 85 ff 74 0f e8 99 01 d3 ff <0f> 0b 4c 89 f7 e8 6f e4 22 06 e8 8a 01 d3 ff 65 4c 8b 34 25 c0 1e [ 1075.500718][ T9882] RSP: 0000:ffffc90002017ab8 EFLAGS: 00010293 [ 1075.506774][ T9882] RAX: ffff888091f60600 RBX: ffffc90002017d68 RCX: ffffffff81a229ed [ 1075.514751][ T9882] RDX: 0000000000000000 RSI: ffffffff81a229f7 RDI: 0000000000000005 [ 1075.522834][ T9882] RBP: ffffc90002017bf8 R08: ffff888091f60600 R09: 0000000000000000 [ 1075.531328][ T9882] R10: ffffed100fb44fff R11: ffff88807da27fff R12: ffff88809591c840 [ 1075.539309][ T9882] R13: ffffea0001f689c0 R14: ffff88807da27000 R15: 0000000000001000 [ 1075.547310][ T9882] ? wp_page_copy+0x10ad/0x1560 [ 1075.552162][ T9882] ? wp_page_copy+0x10b7/0x1560 [ 1075.557028][ T9882] ? wp_page_copy+0x10b7/0x1560 [ 1075.561898][ T9882] ? find_held_lock+0x35/0x130 [ 1075.566682][ T9882] ? follow_pfn+0x2a0/0x2a0 [ 1075.571183][ T9882] ? lock_downgrade+0x920/0x920 [ 1075.576028][ T9882] ? vm_normal_page+0x15d/0x3c0 [ 1075.580892][ T9882] ? __pte_alloc_kernel+0x210/0x210 [ 1075.586088][ T9882] ? do_raw_spin_unlock+0x178/0x270 [ 1075.591300][ T9882] do_wp_page+0x543/0x1540 [ 1075.595700][ T9882] ? do_raw_spin_lock+0x12a/0x2e0 [ 1075.600713][ T9882] ? lock_acquire+0x190/0x410 [ 1075.605379][ T9882] ? finish_mkwrite_fault+0x5c0/0x5c0 [ 1075.610728][ T9882] ? fault_around_bytes_set+0xa0/0xa0 [ 1075.616184][ T9882] __handle_mm_fault+0x327b/0x3da0 [ 1075.621289][ T9882] ? vm_iomap_memory+0x1a0/0x1a0 [ 1075.626219][ T9882] ? handle_mm_fault+0x292/0xa50 [ 1075.631155][ T9882] ? handle_mm_fault+0x7a0/0xa50 [ 1075.636167][ T9882] ? __kasan_check_read+0x11/0x20 [ 1075.641191][ T9882] handle_mm_fault+0x3b2/0xa50 [ 1075.646046][ T9882] __do_page_fault+0x536/0xd80 [ 1075.650803][ T9882] do_page_fault+0x38/0x590 [ 1075.655332][ T9882] page_fault+0x39/0x40 [ 1075.659474][ T9882] RIP: 0033:0x4006c4 [ 1075.663352][ T9882] Code: 01 e9 c9 00 00 00 48 8b 44 24 10 48 0b 44 24 28 be 08 00 00 00 48 8b 14 24 75 17 48 8b 7c 24 20 e8 91 54 00 00 48 8b 4c 24 08 <48> 89 01 e9 9d 00 00 00 48 8b 44 24 08 48 8b 38 e8 77 54 00 00 8a [ 1075.683553][ T9882] RSP: 002b:00007ffcb8657510 EFLAGS: 00010202 [ 1075.689599][ T9882] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00000000200016c0 [ 1075.697548][ T9882] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000000 [ 1075.705523][ T9882] RBP: 0000000000761160 R08: 0000000000000000 R09: 0000000000000000 [ 1075.713500][ T9882] R10: 00007ffcb8657610 R11: 0000000000000246 R12: 000000000075bf20 [ 1075.721477][ T9882] R13: 0000000000000005 R14: 0000000000761168 R15: 000000000075bf2c [ 1075.731515][ T9882] Kernel Offset: disabled [ 1075.736213][ T9882] Rebooting in 86400 seconds..