BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.0/5127 caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62 CPU: 0 PID: 5127 Comm: syz-executor.0 Not tainted 4.4.174+ #4 0000000000000000 b4a669a319bcf78e ffff8800b8f2f678 ffffffff81aad1a1 ffff8801d0464740 0000000000000000 ffffffff82a861e0 ffffffff8292c040 0000000000000002 ffff8800b8f2f6b8 ffffffff81b0ad83 ffff8800bbb7f900 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62 [] tcp_try_coalesce net/ipv4/tcp_input.c:4293 [inline] [] tcp_try_coalesce+0x245/0x510 net/ipv4/tcp_input.c:4275 [] tcp_queue_rcv+0x127/0x6f0 net/ipv4/tcp_input.c:4539 [] tcp_send_rcvq+0x3de/0x4a0 net/ipv4/tcp_input.c:4585 [] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134 [] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec net/socket.c:638 [inline] [] sock_sendmsg+0xbe/0x110 net/socket.c:648 [] ___sys_sendmsg+0x369/0x890 net/socket.c:1975 [] __sys_sendmmsg+0x130/0x2e0 net/socket.c:2060 [] SYSC_sendmmsg net/socket.c:2090 [inline] [] SyS_sendmmsg+0x35/0x60 net/socket.c:2085 [] entry_SYSCALL_64_fastpath+0x1e/0x9a audit: type=1400 audit(1575366360.586:117): avc: denied { create } for pid=5155 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=0 audit: type=1400 audit(1575366360.696:118): avc: denied { create } for pid=5155 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=0 audit: type=1400 audit(1575366361.126:119): avc: denied { create } for pid=5204 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=0 audit: type=1400 audit(1575366361.436:120): avc: denied { create } for pid=5204 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=0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=7852 sclass=netlink_route_socket audit: type=1400 audit(1575366363.836:121): avc: denied { create } for pid=5289 comm="syz-executor.3" 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=0 audit: type=1400 audit(1575366363.956:122): avc: denied { create } for pid=5289 comm="syz-executor.3" 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=0 audit: type=1400 audit(1575366364.116:123): avc: denied { create } for pid=5301 comm="syz-executor.1" 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=0 audit: type=1400 audit(1575366364.576:124): avc: denied { create } for pid=5301 comm="syz-executor.1" 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=0 audit: type=1400 audit(1575366365.186:125): avc: denied { create } for pid=5372 comm="syz-executor.1" 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=0 audit: type=1400 audit(1575366365.806:126): avc: denied { set_context_mgr } for pid=5423 comm="syz-executor.5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=0 binder: 5423:5425 ioctl 40046207 0 returned -13 binder: 5423:5425 ERROR: BC_REGISTER_LOOPER called without request binder: 5423:5442 unknown command 1077961462 binder: 5423:5442 ioctl c0306201 20000280 returned -22 audit: type=1400 audit(1575366365.976:127): avc: denied { create } for pid=5372 comm="syz-executor.1" 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=0 audit: type=1400 audit(1575366366.016:128): avc: denied { create } for pid=5423 comm="syz-executor.5" 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=0 audit: type=1400 audit(1575366366.696:129): avc: denied { create } for pid=5510 comm="syz-executor.5" 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=0 audit: type=1400 audit(1575366366.786:130): avc: denied { relabelto } for pid=5510 comm="syz-executor.5" name="PACKET" dev="sockfs" ino=20626 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:fuse_device_t:s0 tclass=packet_socket permissive=0 qtaguid: iface_stat: iface_check_stats_reset_and_adjust(lo): iface reset its stats unexpectedly audit: type=1400 audit(1575366367.076:131): avc: denied { create } for pid=5541 comm="syz-executor.1" 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=0 hid-generic 0000:0000:0000.0003: item fetching failed at offset -632443039 hid-generic: probe of 0000:0000:0000.0003 failed with error -22 audit: type=1400 audit(1575366367.426:132): avc: denied { create } for pid=5571 comm="syz-executor.1" 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=0 audit: type=1400 audit(1575366367.556:133): avc: denied { create } for pid=5563 comm="syz-executor.1" 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=0 capability: warning: `syz-executor.0' uses 32-bit capabilities (legacy support in use)