================================================================================ UBSAN: shift-out-of-bounds in ./include/net/red.h:312:18 shift exponent 193 is too large for 64-bit type 'long unsigned int' CPU: 0 PID: 20879 Comm: syz-executor.4 Not tainted 5.12.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x141/0x1d7 lib/dump_stack.c:120 ubsan_epilogue+0xb/0x5a lib/ubsan.c:148 __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 lib/ubsan.c:327 red_calc_qavg_from_idle_time include/net/red.h:312 [inline] red_adaptative_algo include/net/red.h:444 [inline] red_adaptative_timer.cold+0x1bd/0x26c net/sched/sch_red.c:324 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1431 expire_timers kernel/time/timer.c:1476 [inline] __run_timers.part.0+0x67c/0xa50 kernel/time/timer.c:1745 __run_timers kernel/time/timer.c:1726 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1758 __do_softirq+0x29b/0x9f6 kernel/softirq.c:345 invoke_softirq kernel/softirq.c:221 [inline] __irq_exit_rcu kernel/softirq.c:422 [inline] irq_exit_rcu+0x134/0x200 kernel/softirq.c:434 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632 RIP: 0010:__sanitizer_cov_trace_cmp4+0x0/0x70 kernel/kcov.c:257 Code: 39 fe 72 1f 48 83 c2 01 4c 89 44 38 e8 48 c7 44 38 e0 07 00 00 00 48 89 4c 38 f0 4e 89 54 c8 20 48 89 10 c3 66 0f 1f 44 00 00 <41> 89 f8 bf 03 00 00 00 4c 8b 14 24 89 f1 65 48 8b 34 25 00 f0 01 RSP: 0018:ffffc900169c6fe8 EFLAGS: 00000246 RAX: 00000000010000e0 RBX: ffff88801c0be000 RCX: ffffc900169c786c RDX: 0000000000000000 RSI: 000000000201010a RDI: 00000000010000e0 RBP: ffffc900169c71c0 R08: ffffffff8a753b20 R09: ffffffff87aae4f2 R10: 0000000000000002 R11: 0000000000000002 R12: dffffc0000000000 R13: 0000000000000000 R14: 000000000201010a R15: 0000000000000002 __xfrm4_state_addr_check include/net/xfrm.h:1278 [inline] xfrm_state_addr_check include/net/xfrm.h:1303 [inline] xfrm_state_find+0x2970/0x4c20 net/xfrm/xfrm_state.c:1076 xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2394 [inline] xfrm_tmpl_resolve+0x2f3/0xd40 net/xfrm/xfrm_policy.c:2439 xfrm_resolve_and_create_bundle+0x123/0x2590 net/xfrm/xfrm_policy.c:2729 xfrm_lookup_with_ifid+0x227/0x20e0 net/xfrm/xfrm_policy.c:3063 xfrm_lookup net/xfrm/xfrm_policy.c:3187 [inline] xfrm_lookup_route+0x36/0x1e0 net/xfrm/xfrm_policy.c:3198 ip_route_output_flow+0x114/0x150 net/ipv4/route.c:2780 udp_sendmsg+0x1a2f/0x2730 net/ipv4/udp.c:1206 inet_sendmsg+0x99/0xe0 net/ipv4/af_inet.c:821 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:674 ____sys_sendmsg+0x331/0x810 net/socket.c:2350 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404 __sys_sendmmsg+0x195/0x470 net/socket.c:2490 __do_sys_sendmmsg net/socket.c:2519 [inline] __se_sys_sendmmsg net/socket.c:2516 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2516 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x466459 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc7696a2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 RDX: 000000000800001d RSI: 0000000020007fc0 RDI: 0000000000000006 RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c008 R13: 00007ffd6c21835f R14: 00007fc7696a2300 R15: 0000000000022000 ================================================================================