================================================================================ UBSAN: shift-out-of-bounds in ./include/net/red.h:312:18 shift exponent 188 is too large for 64-bit type 'long unsigned int' CPU: 0 PID: 4871 Comm: systemd-udevd Not tainted 5.11.0-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+0x107/0x163 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:395 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:1417 expire_timers kernel/time/timer.c:1462 [inline] __run_timers.part.0+0x67c/0xa50 kernel/time/timer.c:1731 __run_timers kernel/time/timer.c:1712 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1744 __do_softirq+0x29b/0x9f6 kernel/softirq.c:343 asm_call_irq_on_stack+0xf/0x20 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] do_softirq_own_stack+0xaa/0xd0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:226 [inline] __irq_exit_rcu kernel/softirq.c:420 [inline] irq_exit_rcu+0x134/0x200 kernel/softirq.c:432 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:629 RIP: 0010:tomoyo_domain_quota_is_ok+0x300/0x550 security/tomoyo/util.c:1093 Code: 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 41 bc 01 00 00 00 31 db e8 ff df e1 fd 89 d9 44 89 e0 31 ff d3 f8 83 e0 01 41 89 c7 <89> c6 e8 09 e6 e1 fd 45 85 ff 74 09 e8 df df e1 fd 41 83 c5 01 e8 RSP: 0018:ffffc90000e67910 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 000000000000000a RCX: 000000000000000a RDX: ffff88801c5561c0 RSI: ffffffff8390f821 RDI: 0000000000000000 RBP: ffff88802303e100 R08: 0000000000000000 R09: 000000000000000a R10: ffffffff8390f85a R11: 0000000000000010 R12: 0000000000000026 R13: 0000000000000187 R14: dffffc0000000000 R15: 0000000000000000 tomoyo_supervisor+0x2f2/0xef0 security/tomoyo/common.c:2089 tomoyo_audit_path_log security/tomoyo/file.c:168 [inline] tomoyo_path_permission security/tomoyo/file.c:587 [inline] tomoyo_path_permission+0x270/0x3a0 security/tomoyo/file.c:573 tomoyo_path_perm+0x2f0/0x400 security/tomoyo/file.c:838 security_inode_getattr+0xcf/0x140 security/security.c:1280 vfs_getattr fs/stat.c:121 [inline] vfs_fstat+0x43/0xb0 fs/stat.c:146 __do_sys_newfstat+0x81/0x100 fs/stat.c:386 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f462d0dd2e2 Code: 48 8b 05 b9 db 2b 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 77 33 48 63 fe b8 05 00 00 00 48 89 d6 0f 05 <48> 3d 00 f0 ff ff 77 06 f3 c3 0f 1f 40 00 48 8b 15 81 db 2b 00 f7 RSP: 002b:00007ffd909a6c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007f462d0dd2e2 RDX: 00007ffd909a6c20 RSI: 00007ffd909a6c20 RDI: 000000000000000f RBP: 00007f462e26b710 R08: 0000559d906ca630 R09: 0000000000001010 R10: 0000000000000020 R11: 0000000000000246 R12: 0000000000000000 R13: 0000559d906d5ba0 R14: 00000000000000ff R15: 0000559d906d5ba0 ================================================================================