================================================================================ UBSAN: Undefined behaviour in net/sched/sch_api.c:569:10 shift exponent 92 is too large for 32-bit type 'int' CPU: 1 PID: 21660 Comm: systemd-udevd Not tainted 4.19.149-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 __qdisc_calculate_pkt_len+0x370/0x570 net/sched/sch_api.c:569 qdisc_calculate_pkt_len include/net/sch_generic.h:697 [inline] __dev_xmit_skb net/core/dev.c:3443 [inline] __dev_queue_xmit+0x1372/0x2ec0 net/core/dev.c:3807 br_dev_queue_push_xmit+0x25a/0x6c0 net/bridge/br_forward.c:56 NF_HOOK include/linux/netfilter.h:289 [inline] br_forward_finish+0xb5/0x430 net/bridge/br_forward.c:69 NF_HOOK include/linux/netfilter.h:289 [inline] __br_forward+0x693/0xbb0 net/bridge/br_forward.c:113 deliver_clone net/bridge/br_forward.c:129 [inline] maybe_deliver+0x2d2/0x3c0 net/bridge/br_forward.c:184 br_flood+0x180/0x4f0 net/bridge/br_forward.c:226 br_dev_xmit+0xdd0/0x1510 net/bridge/br_device.c:103 __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_resolve_output+0x55a/0x950 net/core/neighbour.c:1374 neigh_output include/net/neighbour.h:501 [inline] ip6_finish_output2+0x1184/0x2370 net/ipv6/ip6_output.c:120 ip6_finish_output+0x610/0xcc0 net/ipv6/ip6_output.c:154 NF_HOOK_COND include/linux/netfilter.h:278 [inline] ip6_output+0x205/0x7c0 net/ipv6/ip6_output.c:171 dst_output include/net/dst.h:455 [inline] NF_HOOK include/linux/netfilter.h:289 [inline] ndisc_send_skb+0xa6b/0x1860 net/ipv6/ndisc.c:491 ndisc_send_rs+0x131/0x6a0 net/ipv6/ndisc.c:685 addrconf_rs_timer+0x2d9/0x640 net/ipv6/addrconf.c:3834 call_timer_fn+0x177/0x760 kernel/time/timer.c:1338 expire_timers+0x243/0x500 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1703 [inline] run_timer_softirq+0x259/0x730 kernel/time/timer.c:1716 __do_softirq+0x27d/0xad2 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x22d/0x270 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:544 [inline] smp_apic_timer_interrupt+0x15f/0x5d0 arch/x86/kernel/apic/apic.c:1094 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] RIP: 0010:qlink_free mm/kasan/quarantine.c:150 [inline] RIP: 0010:qlist_free_all+0xfc/0x170 mm/kasan/quarantine.c:166 Code: 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 4c 8b 70 18 e9 40 ff ff ff e8 e3 14 cc ff 48 83 3d f3 51 b8 07 00 74 5c 4c 89 ff 57 9d <0f> 1f 44 00 00 4d 85 e4 75 9e 49 c7 45 08 00 00 00 00 49 c7 45 00 RSP: 0018:ffff88806678f708 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000007 RBX: ffff888089efce80 RCX: 1ffff11013d7b9f5 RDX: 0000000000000000 RSI: ffff88809ebdcfb0 RDI: 0000000000000286 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88806220e540 R13: ffff88806678f740 R14: ffff88812c3f6dc0 R15: 0000000000000286 quarantine_reduce+0x1ca/0x260 mm/kasan/quarantine.c:259 kasan_kmalloc+0xa2/0x160 mm/kasan/kasan.c:538 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc mm/slab.c:3397 [inline] __do_kmalloc mm/slab.c:3725 [inline] __kmalloc_track_caller+0x13f/0x4e0 mm/slab.c:3742 kmemdup_nul+0x2d/0xa0 mm/util.c:138 security_context_to_sid_core+0xb2/0x610 security/selinux/ss/services.c:1463 security_context_to_sid+0x35/0x40 security/selinux/ss/services.c:1525 selinux_inode_setsecurity+0x197/0x3d0 security/selinux/hooks.c:3513 selinux_inode_notifysecctx+0x2b/0x60 security/selinux/hooks.c:6679 security_inode_notifysecctx+0x50/0xb0 security/security.c:1343 kernfs_refresh_inode+0x328/0x4b0 fs/kernfs/inode.c:195 kernfs_iop_getattr+0x90/0xd0 fs/kernfs/inode.c:210 vfs_getattr_nosec+0xff/0x160 fs/stat.c:79 vfs_getattr fs/stat.c:116 [inline] vfs_statx+0x15a/0x210 fs/stat.c:189 vfs_lstat include/linux/fs.h:3138 [inline] __do_sys_newlstat fs/stat.c:350 [inline] __se_sys_newlstat+0x96/0x120 fs/stat.c:344 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f6bd59bd335 Code: 69 db 2b 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 06 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 31 db 2b 00 f7 d8 64 89 RSP: 002b:00007fffbfcafb48 EFLAGS: 00000246 ORIG_RAX: 0000000000000006 RAX: ffffffffffffffda RBX: 0000561d7defdce0 RCX: 00007f6bd59bd335 RDX: 00007fffbfcafb80 RSI: 00007fffbfcafb80 RDI: 0000561d7defcce0 RBP: 00007fffbfcafc40 R08: 00007f6bd5c7c178 R09: 0000000000001010 R10: 00007f6bd5c7bb58 R11: 0000000000000246 R12: 0000561d7defcce0 R13: 0000561d7defcce4 R14: 0000561d7df018b1 R15: 0000561d7df018b4 ================================================================================ Bluetooth: hci6: command 0x1003 tx timeout Bluetooth: hci6: sending frame failed (-49) Bluetooth: hci6: command 0x1001 tx timeout Bluetooth: hci6: sending frame failed (-49) Bluetooth: hci6: command 0x1009 tx timeout