netlink: 8147 bytes leftover after parsing attributes in process `syz-executor.1'. ================================================================================ UBSAN: Undefined behaviour in ./include/net/red.h:272:18 shift exponent 253 is too large for 64-bit type 'long unsigned int' CPU: 0 PID: 9049 Comm: syz-executor.1 Not tainted 4.19.152-syzkaller #0 PKCS7: Unknown OID: [5] (bad) 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 PKCS7: Only support pkcs7_signedData type red_calc_qavg_from_idle_time include/net/red.h:272 [inline] red_calc_qavg include/net/red.h:313 [inline] red_enqueue+0x2064/0x2200 net/sched/sch_red.c:68 __dev_xmit_skb net/core/dev.c:3494 [inline] __dev_queue_xmit+0x14e1/0x2ec0 net/core/dev.c:3807 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 PKCS7: Unknown OID: [5] (bad) 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 geneve_xmit_skb drivers/net/geneve.c:865 [inline] geneve_xmit+0xf46/0x2ac0 drivers/net/geneve.c:938 __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 PKCS7: Only support pkcs7_signedData type neigh_hh_output include/net/neighbour.h:491 [inline] neigh_output include/net/neighbour.h:499 [inline] ip6_finish_output2+0xe78/0x2370 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 PKCS7: Unknown OID: [5] (bad) 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 PKCS7: Only support pkcs7_signedData type 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:should_resched arch/x86/include/asm/preempt.h:99 [inline] RIP: 0010:__local_bh_enable_ip+0x18d/0x2a0 kernel/softirq.c:196 Code: 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 08 01 00 00 48 83 3d 18 66 1f 08 00 0f 84 ac 00 00 00 fb 66 0f 1f 44 00 00 <65> 8b 05 dc c9 bd 7e 85 c0 0f 84 a4 00 00 00 5b 5d 41 5c c3 44 0f RSP: 0018:ffff888057b0f560 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff12c713f RBX: 0000000000000200 RCX: 1ffff11011f72142 RDX: dffffc0000000000 RSI: ffff88808fb909f0 RDI: ffff88808fb909c4 RBP: ffffffff864b278b R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88808fb90140 R13: 0000000000005358 R14: ffff888057b0f618 R15: 0000000000000001 local_bh_enable include/linux/bottom_half.h:32 [inline] get_next_corpse net/netfilter/nf_conntrack_core.c:1928 [inline] nf_ct_iterate_cleanup+0x224/0x510 net/netfilter/nf_conntrack_core.c:1951 nf_ct_iterate_cleanup_net net/netfilter/nf_conntrack_core.c:2036 [inline] nf_ct_iterate_cleanup_net+0x113/0x170 net/netfilter/nf_conntrack_core.c:2021 masq_inet_event+0xf6/0x130 net/ipv4/netfilter/nf_nat_masquerade_ipv4.c:137 notifier_call_chain+0xc0/0x230 kernel/notifier.c:93 __blocking_notifier_call_chain kernel/notifier.c:317 [inline] blocking_notifier_call_chain+0x85/0xa0 kernel/notifier.c:328 __inet_del_ifa+0x534/0xbc0 net/ipv4/devinet.c:416 PKCS7: Unknown OID: [5] (bad) inet_rtm_deladdr+0x434/0x650 net/ipv4/devinet.c:657 rtnetlink_rcv_msg+0x498/0xc10 net/core/rtnetlink.c:4778 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2455 PKCS7: Only support pkcs7_signedData type netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x717/0xcc0 net/netlink/af_netlink.c:1909 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 __sys_sendto+0x21a/0x320 net/socket.c:1787 __do_sys_sendto net/socket.c:1799 [inline] __se_sys_sendto net/socket.c:1795 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1795 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:00007f86e9cd1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000000000002e8c0 RCX: 000000000045de59 RDX: 0000000000010a73 RSI: 0000000020000000 RDI: 0000000000000006 RBP: 000000000118bf78 R08: 0000000000000000 R09: 4b6ae4f95a5de35b R10: 0000000000009c02 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007fffceb1090f R14: 00007f86e9cd29c0 R15: 000000000118bf2c ================================================================================ netlink: 8147 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. nla_parse: 1 callbacks suppressed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. overlayfs: failed to resolve './file0': -2 overlayfs: failed to resolve './file0': -2 gfs2: not a GFS2 filesystem gfs2: not a GFS2 filesystem audit: type=1804 audit(1602935458.155:11): pid=9621 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir963690616/syzkaller.SnqjCb/59/bus" dev="sda1" ino=16043 res=1 audit: type=1804 audit(1602935458.205:12): pid=9621 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir963690616/syzkaller.SnqjCb/59/bus" dev="sda1" ino=16043 res=1 batman_adv: Cannot find parent device gfs2: not a GFS2 filesystem syz-executor.1 (9613) used greatest stack depth: 23512 bytes left audit: type=1804 audit(1602935458.205:13): pid=9621 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir963690616/syzkaller.SnqjCb/59/bus" dev="sda1" ino=16043 res=1 audit: type=1804 audit(1602935458.205:14): pid=9621 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir963690616/syzkaller.SnqjCb/59/bus" dev="sda1" ino=16043 res=1 batman_adv: Cannot find parent device gfs2: not a GFS2 filesystem syz-executor.1 (9657) used greatest stack depth: 23472 bytes left audit: type=1804 audit(1602935459.085:15): pid=9681 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir963690616/syzkaller.SnqjCb/60/bus" dev="sda1" ino=16055 res=1 audit: type=1804 audit(1602935459.145:16): pid=9687 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir963690616/syzkaller.SnqjCb/60/bus" dev="sda1" ino=16055 res=1 audit: type=1804 audit(1602935459.155:17): pid=9687 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir963690616/syzkaller.SnqjCb/60/bus" dev="sda1" ino=16055 res=1 batman_adv: Cannot find parent device audit: type=1804 audit(1602935459.155:18): pid=9687 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir963690616/syzkaller.SnqjCb/60/bus" dev="sda1" ino=16055 res=1 batman_adv: Cannot find parent device