netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. ================================================================================ UBSAN: Undefined behaviour in ./include/net/red.h:272:18 shift exponent 109 is too large for 64-bit type 'long unsigned int' netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. CPU: 0 PID: 32595 Comm: syz-executor.3 Not tainted 4.19.152-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 red_calc_qavg_from_idle_time include/net/red.h:272 [inline] red_calc_qavg include/net/red.h:313 [inline] choke_enqueue+0x2a7e/0x2cc0 net/sched/sch_choke.c:231 __dev_xmit_skb net/core/dev.c:3494 [inline] __dev_queue_xmit+0x14e1/0x2ec0 net/core/dev.c:3807 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. neigh_hh_output include/net/neighbour.h:491 [inline] neigh_output include/net/neighbour.h:499 [inline] ip_finish_output2+0xc04/0x1640 net/ipv4/ip_output.c:230 ip_finish_output+0x88e/0xd80 net/ipv4/ip_output.c:318 NF_HOOK_COND include/linux/netfilter.h:278 [inline] ip_output+0x203/0x650 net/ipv4/ip_output.c:406 dst_output include/net/dst.h:455 [inline] ip_local_out+0xaf/0x170 net/ipv4/ip_output.c:125 iptunnel_xmit+0x63e/0xa30 net/ipv4/ip_tunnel_core.c:91 ip_tunnel_xmit+0x1437/0x39b0 net/ipv4/ip_tunnel.c:783 netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. ipip_tunnel_xmit+0x428/0x50e net/ipv4/ipip.c:311 __netdev_start_xmit include/linux/netdevice.h:4333 [inline] netdev_start_xmit include/linux/netdevice.h:4347 [inline] xmit_one net/core/dev.c:3256 [inline] dev_hard_start_xmit+0x1a8/0x960 net/core/dev.c:3272 __dev_queue_xmit+0x276a/0x2ec0 net/core/dev.c:3838 neigh_output include/net/neighbour.h:501 [inline] ip_finish_output2+0xdca/0x1640 net/ipv4/ip_output.c:230 ip_finish_output+0x88e/0xd80 net/ipv4/ip_output.c:318 NF_HOOK_COND include/linux/netfilter.h:278 [inline] ip_output+0x203/0x650 net/ipv4/ip_output.c:406 dst_output include/net/dst.h:455 [inline] ip_local_out+0xaf/0x170 net/ipv4/ip_output.c:125 ip_send_skb+0x3e/0xe0 net/ipv4/ip_output.c:1447 udp_send_skb+0x72a/0x1240 net/ipv4/udp.c:848 udp_sendmsg+0x1cdb/0x2530 net/ipv4/udp.c:1135 udpv6_sendmsg+0x1536/0x2b40 net/ipv6/udp.c:1224 inet_sendmsg+0x174/0x640 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 ___sys_sendmsg+0x3b3/0x8f0 net/socket.c:2115 __sys_sendmmsg+0x195/0x470 net/socket.c:2210 __do_sys_sendmmsg net/socket.c:2239 [inline] __se_sys_sendmmsg net/socket.c:2236 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2236 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f5b2c45cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 0000000000027f00 RCX: 000000000045de59 RDX: 04000000000000d7 RSI: 00000000200002c0 RDI: 0000000000000005 RBP: 000000000118bf68 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffcdf11fbef R14: 00007f5b2c45d9c0 R15: 000000000118bf2c ================================================================================ netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. kvm [320]: vcpu0, guest rIP: 0x145 Hyper-V unhandled rdmsr: 0x40000004 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. audit: type=1400 audit(1603037076.638:60): avc: denied { set_context_mgr } for pid=364 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=binder permissive=1 binder: 364:370 unknown command 0 binder: 364:380 ioctl c0306201 200000c0 returned -14 binder: 364:370 ioctl c0306201 20000200 returned -22 IPv6 header not found IPv6 header not found binder: 364:380 unknown command 0 binder: 364:380 ioctl c0306201 20000200 returned -22 binder: 364:382 ioctl c0306201 200000c0 returned -14 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. IPv6 header not found IPv6 header not found netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. IPv6 header not found