IPVS: ftp: loaded support on port[0] = 21 BUG: Bad page map in process syz-executor3 pte:61090007 pmd:12a2f3067 page:ffffea0002463600 count:0 mapcount:-1 mapping:0000000000000000 index:0x0 flags: 0x100000000000000() raw: 0100000000000000 ffffea0002463608 ffffea0002463608 0000000000000000 raw: 0000000000000000 0000000000000000 00000000fffffffe 0000000000000000 raw: 0000000000000000 0000000000000000 0000000000000001 0000000000000000 page dumped because: bad pte addr:000000003d3afe27 vm_flags:100400fb anon_vma: (null) mapping:0000000049af5167 index:4 file:kcov fault: (null) mmap:kcov_mmap readpage: (null) CPU: 1 PID: 7033 Comm: syz-executor3 Not tainted 4.18.0-rc8+ #34 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+0x17c/0x1c0 lib/dump_stack.c:113 print_bad_pte+0xcae/0xde0 mm/memory.c:775 zap_pte_range mm/memory.c:1336 [inline] zap_pmd_range mm/memory.c:1436 [inline] zap_pud_range mm/memory.c:1465 [inline] zap_p4d_range mm/memory.c:1486 [inline] unmap_page_range+0x2119/0x3b60 mm/memory.c:1507 unmap_single_vma+0x445/0x5e0 mm/memory.c:1552 unmap_vmas+0x241/0x370 mm/memory.c:1582 exit_mmap+0x4d7/0x960 mm/mmap.c:3094 __mmput+0x154/0x5f0 kernel/fork.c:994 mmput+0xa7/0xe0 kernel/fork.c:1015 exit_mm+0x6dd/0x790 kernel/exit.c:545 do_exit+0xbf7/0x3890 kernel/exit.c:854 do_group_exit+0x1a0/0x350 kernel/exit.c:970 __do_sys_exit_group+0x21/0x30 kernel/exit.c:981 __se_sys_exit_group+0x14/0x20 kernel/exit.c:979 __x64_sys_exit_group+0x4c/0x50 kernel/exit.c:979 do_syscall_64+0x15b/0x220 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x63/0xe7 RIP: 0033:0x457089 Code: fd 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 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:0000000000a3fda8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 0000000000457089 RDX: 0000000000410c41 RSI: fffffffffffffff7 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffffffffffff R09: 00000000000330ed R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000f R13: 00000000000330ed R14: 000000000000000a R15: badc0ffeebadface netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. hrtimer: interrupt took 31490 ns IPVS: ftp: loaded support on port[0] = 21 BUG: Bad rss-counter state mm:00000000b1456ce4 idx:0 val:5 netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. sysfs: cannot create duplicate filename '/class/ieee80211/â«´ìvE VÕ!' CPU: 1 PID: 7115 Comm: syz-executor0 Tainted: G B 4.18.0-rc8+ #34 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+0x17c/0x1c0 lib/dump_stack.c:113 sysfs_warn_dup+0x174/0x1a0 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x293/0x360 fs/sysfs/symlink.c:50 sysfs_do_create_link fs/sysfs/symlink.c:79 [inline] sysfs_create_link+0x125/0x190 fs/sysfs/symlink.c:91 device_add_class_symlinks drivers/base/core.c:1639 [inline] device_add+0x1751/0x2da0 drivers/base/core.c:1841 wiphy_register+0x24d1/0x31e0 net/wireless/core.c:813 ieee80211_register_hw+0x36f9/0x46d0 net/mac80211/main.c:1050 mac80211_hwsim_new_radio+0x2e90/0x4b80 drivers/net/wireless/mac80211_hwsim.c:2772 hwsim_new_radio_nl+0xa81/0xd90 drivers/net/wireless/mac80211_hwsim.c:3247 genl_family_rcv_msg net/netlink/genetlink.c:601 [inline] genl_rcv_msg+0x16b1/0x1840 net/netlink/genetlink.c:626 netlink_rcv_skb+0x36e/0x5f0 net/netlink/af_netlink.c:2455 genl_rcv+0x63/0x80 net/netlink/genetlink.c:637 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x1492/0x1740 net/netlink/af_netlink.c:1343 netlink_sendmsg+0x114c/0x1350 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:642 [inline] sock_sendmsg net/socket.c:652 [inline] ___sys_sendmsg+0xe32/0x1250 net/socket.c:2126 __sys_sendmsg net/socket.c:2164 [inline] __do_sys_sendmsg net/socket.c:2173 [inline] __se_sys_sendmsg net/socket.c:2171 [inline] __x64_sys_sendmsg+0x32d/0x460 net/socket.c:2171 do_syscall_64+0x15b/0x220 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x63/0xe7 RIP: 0033:0x457089 Code: fd 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 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fa0238ecc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa0238ed6d4 RCX: 0000000000457089 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004 RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004d4158 R14: 00000000004c8b2b R15: 0000000000000000 sysfs: cannot create duplicate filename '/class/ieee80211/â«´ìvE VÕ!' CPU: 1 PID: 7154 Comm: syz-executor0 Tainted: G B 4.18.0-rc8+ #34 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+0x17c/0x1c0 lib/dump_stack.c:113 sysfs_warn_dup+0x174/0x1a0 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x293/0x360 fs/sysfs/symlink.c:50 sysfs_do_create_link fs/sysfs/symlink.c:79 [inline] sysfs_create_link+0x125/0x190 fs/sysfs/symlink.c:91 device_add_class_symlinks drivers/base/core.c:1639 [inline] device_add+0x1751/0x2da0 drivers/base/core.c:1841 wiphy_register+0x24d1/0x31e0 net/wireless/core.c:813 ieee80211_register_hw+0x36f9/0x46d0 net/mac80211/main.c:1050 mac80211_hwsim_new_radio+0x2e90/0x4b80 drivers/net/wireless/mac80211_hwsim.c:2772 hwsim_new_radio_nl+0xa81/0xd90 drivers/net/wireless/mac80211_hwsim.c:3247 genl_family_rcv_msg net/netlink/genetlink.c:601 [inline] genl_rcv_msg+0x16b1/0x1840 net/netlink/genetlink.c:626 netlink_rcv_skb+0x36e/0x5f0 net/netlink/af_netlink.c:2455 genl_rcv+0x63/0x80 net/netlink/genetlink.c:637 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x1492/0x1740 net/netlink/af_netlink.c:1343 netlink_sendmsg+0x114c/0x1350 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:642 [inline] sock_sendmsg net/socket.c:652 [inline] ___sys_sendmsg+0xe32/0x1250 net/socket.c:2126 __sys_sendmsg net/socket.c:2164 [inline] __do_sys_sendmsg net/socket.c:2173 [inline] __se_sys_sendmsg net/socket.c:2171 [inline] __x64_sys_sendmsg+0x32d/0x460 net/socket.c:2171 alg: No test for cbcmac(des) (cbcmac(des-generic)) do_syscall_64+0x15b/0x220 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x63/0xe7 RIP: 0033:0x457089 Code: fd 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 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fa0238ecc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa0238ed6d4 RCX: 0000000000457089 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004d4158 R14: 00000000004c8b2b R15: 0000000000000000 xprt_adjust_timeout: rq_timeout = 0! xprt_adjust_timeout: rq_timeout = 0! xprt_adjust_timeout: rq_timeout = 0! audit: type=1326 audit(1535354576.904:3): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=7358 comm="syz-executor4" exe="/root/syz-executor4" sig=9 arch=c000003e syscall=202 compat=0 ip=0x457089 code=0x0 RDS: rds_bind could not find a transport for 172.20.20.0, load rds_tcp or rds_rdma? audit: type=1326 audit(1535354577.634:4): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=7358 comm="syz-executor4" exe="/root/syz-executor4" sig=9 arch=c000003e syscall=202 compat=0 ip=0x457089 code=0x0 audit: type=1326 audit(1535354578.111:5): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=7441 comm="syz-executor4" exe="/root/syz-executor4" sig=9 arch=c000003e syscall=202 compat=0 ip=0x457089 code=0x0 audit: type=1326 audit(1535354578.163:6): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=7441 comm="syz-executor4" exe="/root/syz-executor4" sig=9 arch=c000003e syscall=202 compat=0 ip=0x457089 code=0x0 capability: warning: `syz-executor1' uses 32-bit capabilities (legacy support in use) netlink: 48 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor5'. ip6gretap0: Invalid MTU -2147483648 requested, hw min 68 xt_nfacct: accounting object `syz0' does not exists ip6gretap0: Invalid MTU -2147483648 requested, hw min 68