netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. ====================================================== WARNING: possible circular locking dependency detected 4.14.214-syzkaller #0 Not tainted ------------------------------------------------------ kworker/u4:6/9358 is trying to acquire lock: (k-sk_lock-AF_INET){+.+.}, at: [] lock_sock include/net/sock.h:1471 [inline] (k-sk_lock-AF_INET){+.+.}, at: [] do_tcp_setsockopt.constprop.0+0xfb/0x1c10 net/ipv4/tcp.c:2562 but task is already holding lock: PM: Basic memory bitmaps created ((&(&cp->cp_send_w)->work)){+.+.}, at: [] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 ((&(&cp->cp_send_w)->work)){+.+.}: serio: Serial port pts0 flush_work+0xad/0x770 kernel/workqueue.c:2889 __cancel_work_timer+0x321/0x460 kernel/workqueue.c:2964 rds_tcp_reset_callbacks+0x18d/0x450 net/rds/tcp.c:167 rds_tcp_accept_one+0x61a/0x8b0 net/rds/tcp_listen.c:194 rds_tcp_accept_worker+0x4d/0x70 net/rds/tcp.c:407 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 PM: Basic memory bitmaps freed kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 -> #0 (k-sk_lock-AF_INET){+.+.}: lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 lock_sock_nested+0xb7/0x100 net/core/sock.c:2796 lock_sock include/net/sock.h:1471 [inline] do_tcp_setsockopt.constprop.0+0xfb/0x1c10 net/ipv4/tcp.c:2562 tcp_setsockopt net/ipv4/tcp.c:2830 [inline] tcp_setsockopt+0xa7/0xc0 net/ipv4/tcp.c:2822 kernel_setsockopt+0xfb/0x1b0 net/socket.c:3396 rds_tcp_cork net/rds/tcp_send.c:43 [inline] rds_tcp_xmit_path_prepare+0xaf/0xe0 net/rds/tcp_send.c:50 rds_send_xmit+0x1ae/0x1c00 net/rds/send.c:187 rds_send_worker+0x6d/0x240 net/rds/threads.c:189 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 other info that might help us debug this: PM: Marking nosave pages: [mem 0x00000000-0x00000fff] Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((&(&cp->cp_send_w)->work)); lock(k-sk_lock-AF_INET); lock((&(&cp->cp_send_w)->work)); lock(k-sk_lock-AF_INET); *** DEADLOCK *** 2 locks held by kworker/u4:6/9358: #0: PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] ("%s""krdsd"){+.+.}, at: [] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087 #1: ((&(&cp->cp_send_w)->work)){+.+.}, at: [] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091 stack backtrace: CPU: 1 PID: 9358 Comm: kworker/u4:6 Not tainted 4.14.214-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] Workqueue: krdsd rds_send_worker Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 PM: Basic memory bitmaps created print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1905 [inline] check_prevs_add kernel/locking/lockdep.c:2022 [inline] validate_chain kernel/locking/lockdep.c:2464 [inline] __lock_acquire+0x2e0e/0x3f20 kernel/locking/lockdep.c:3491 PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 lock_sock_nested+0xb7/0x100 net/core/sock.c:2796 lock_sock include/net/sock.h:1471 [inline] do_tcp_setsockopt.constprop.0+0xfb/0x1c10 net/ipv4/tcp.c:2562 PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] tcp_setsockopt net/ipv4/tcp.c:2830 [inline] tcp_setsockopt+0xa7/0xc0 net/ipv4/tcp.c:2822 kernel_setsockopt+0xfb/0x1b0 net/socket.c:3396 rds_tcp_cork net/rds/tcp_send.c:43 [inline] rds_tcp_xmit_path_prepare+0xaf/0xe0 net/rds/tcp_send.c:50 PM: Basic memory bitmaps created PM: Basic memory bitmaps freed rds_send_xmit+0x1ae/0x1c00 net/rds/send.c:187 rds_send_worker+0x6d/0x240 net/rds/threads.c:189 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 ip6_tables: ip6tables: counters copy to user failed while replacing table kauditd_printk_skb: 5 callbacks suppressed audit: type=1804 audit(1610361937.654:47): pid=13356 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/68/bus" dev="sda1" ino=15995 res=1 ip6_tables: ip6tables: counters copy to user failed while replacing table audit: type=1804 audit(1610361937.704:48): pid=13363 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/68/bus" dev="sda1" ino=15995 res=1 ip6_tables: ip6tables: counters copy to user failed while replacing table netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Marking nosave pages: [mem 0x00000000-0x00000fff] audit: type=1804 audit(1610361937.914:49): pid=13372 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/69/bus" dev="sda1" ino=15996 res=1 PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. ip6_tables: ip6tables: counters copy to user failed while replacing table PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] audit: type=1804 audit(1610361938.094:50): pid=13393 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/70/bus" dev="sda1" ino=16028 res=1 PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Marking nosave pages: [mem 0x00000000-0x00000fff] ip6_tables: ip6tables: counters copy to user failed while replacing table PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] audit: type=1804 audit(1610361938.374:51): pid=13439 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/71/bus" dev="sda1" ino=16027 res=1 PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] ip6_tables: ip6tables: counters copy to user failed while replacing table PM: Basic memory bitmaps created audit: type=1804 audit(1610361938.484:52): pid=13451 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/72/bus" dev="sda1" ino=16027 res=1 PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed ip6_tables: ip6tables: counters copy to user failed while replacing table PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created Unknown ioctl 21505 cannot load conntrack support for proto=2 device veth101 entered promiscuous mode ip6_tables: ip6tables: counters copy to user failed while replacing table PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] cannot load conntrack support for proto=2 PM: Basic memory bitmaps created PM: Basic memory bitmaps freed device veth103 entered promiscuous mode ip6_tables: ip6tables: counters copy to user failed while replacing table ip6_tables: ip6tables: counters copy to user failed while replacing table audit: type=1804 audit(1610361939.254:53): pid=13548 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/76/bus" dev="sda1" ino=16017 res=1 device veth105 entered promiscuous mode audit: type=1804 audit(1610361939.634:54): pid=13579 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/77/bus" dev="sda1" ino=16034 res=1 cannot load conntrack support for proto=2 PM: Marking nosave pages: [mem 0x00000000-0x00000fff] device veth107 entered promiscuous mode PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created cannot load conntrack support for proto=2 PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] audit: type=1804 audit(1610361939.744:55): pid=13592 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/78/bus" dev="sda1" ino=16034 res=1 device veth109 entered promiscuous mode audit: type=1804 audit(1610361939.874:56): pid=13600 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/79/bus" dev="sda1" ino=16033 res=1 PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed device veth111 entered promiscuous mode PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] cannot load conntrack support for proto=2 PM: Basic memory bitmaps created device veth113 entered promiscuous mode PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] cannot load conntrack support for proto=2 PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] device veth115 entered promiscuous mode PM: Basic memory bitmaps created PM: Basic memory bitmaps freed device veth117 entered promiscuous mode PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] device veth119 entered promiscuous mode PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed device veth121 entered promiscuous mode PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] device veth123 entered promiscuous mode PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] nla_parse: 30 callbacks suppressed netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] cannot load conntrack support for proto=2 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Basic memory bitmaps freed net_ratelimit: 21 callbacks suppressed ip6_tables: ip6tables: counters copy to user failed while replacing table netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. kauditd_printk_skb: 14 callbacks suppressed audit: type=1804 audit(1610361942.694:71): pid=13930 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/104/bus" dev="sda1" ino=16056 res=1 ip6_tables: ip6tables: counters copy to user failed while replacing table audit: type=1804 audit(1610361942.814:72): pid=13942 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/105/bus" dev="sda1" ino=16056 res=1 netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] ip6_tables: ip6tables: counters copy to user failed while replacing table PM: Basic memory bitmaps created audit: type=1804 audit(1610361943.024:73): pid=13961 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/106/bus" dev="sda1" ino=16049 res=1 PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed audit: type=1804 audit(1610361943.144:74): pid=13974 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/107/bus" dev="sda1" ino=16059 res=1 netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. audit: type=1804 audit(1610361943.214:75): pid=13979 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/108/bus" dev="sda1" ino=16040 res=1 netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. audit: type=1804 audit(1610361943.334:76): pid=13988 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/109/bus" dev="sda1" ino=16045 res=1 netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. audit: type=1804 audit(1610361943.754:77): pid=14008 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/110/bus" dev="sda1" ino=16058 res=1 PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] audit: type=1804 audit(1610361943.974:78): pid=14024 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/111/bus" dev="sda1" ino=16058 res=1 netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. PM: Basic memory bitmaps created PM: Basic memory bitmaps freed audit: type=1804 audit(1610361944.034:79): pid=14026 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/112/bus" dev="sda1" ino=15995 res=1 PM: Marking nosave pages: [mem 0x00000000-0x00000fff] xt_l2tp: missing protocol rule (udp|l2tpip) PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] audit: type=1804 audit(1610361944.194:80): pid=14034 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir181035786/syzkaller.a8p4S5/113/bus" dev="sda1" ino=16057 res=1 PM: Basic memory bitmaps created PM: Basic memory bitmaps freed xt_l2tp: missing protocol rule (udp|l2tpip) cannot load conntrack support for proto=2 PM: Marking nosave pages: [mem 0x00000000-0x00000fff] xt_l2tp: missing protocol rule (udp|l2tpip) PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] cannot load conntrack support for proto=2 xt_l2tp: missing protocol rule (udp|l2tpip) PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed xt_l2tp: missing protocol rule (udp|l2tpip) PM: Marking nosave pages: [mem 0x00000000-0x00000fff] xt_l2tp: missing protocol rule (udp|l2tpip) xt_l2tp: invalid flags combination: 0 PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created xt_l2tp: missing protocol rule (udp|l2tpip) xt_l2tp: invalid flags combination: 0 PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] xt_l2tp: missing protocol rule (udp|l2tpip) PM: Basic memory bitmaps created xt_l2tp: invalid flags combination: 0 PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] xt_l2tp: missing protocol rule (udp|l2tpip) PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] xt_l2tp: missing protocol rule (udp|l2tpip) PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] ip6_tables: ip6tables: counters copy to user failed while replacing table PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed xt_l2tp: missing protocol rule (udp|l2tpip) ip6_tables: ip6tables: counters copy to user failed while replacing table PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed PM: Marking nosave pages: [mem 0x00000000-0x00000fff] PM: Marking nosave pages: [mem 0x0009f000-0x000fffff] PM: Marking nosave pages: [mem 0xbfffd000-0xffffffff] PM: Basic memory bitmaps created PM: Basic memory bitmaps freed ip6_tables: ip6tables: counters copy to user failed while replacing table xt_l2tp: missing protocol rule (udp|l2tpip)