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UBSAN: shift-out-of-bounds in ./include/net/red.h:252:22
shift exponent 72 is too large for 32-bit type 'int'
CPU: 0 PID: 5603 Comm: syz-executor.3 Not tainted 5.10.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
 dump_stack+0x107/0x163
 ubsan_epilogue+0xb/0x58
 __ubsan_handle_shift_out_of_bounds.cold+0xab/0x178
 sfq_init.cold+0x50/0xc7
 qdisc_create+0x491/0x12c0
 tc_modify_qdisc+0x4d9/0x19d0
 rtnetlink_rcv_msg+0x480/0xb40
 netlink_rcv_skb+0x154/0x420
 netlink_unicast+0x527/0x7e0
 netlink_sendmsg+0x901/0xe10
 sock_sendmsg+0xc9/0x120
 ____sys_sendmsg+0x62e/0x800
 ___sys_sendmsg+0x100/0x170
 __sys_sendmsg+0xe5/0x1b0
 do_syscall_64+0x2d/0x70
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f7e438c7f69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f7e42c480c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f7e439f5f80 RCX: 00007f7e438c7f69
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f7e439144a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f7e439f5f80 R15: 00007ffc2e70d6d8
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