2019/02/12 02:24:07 fuzzer started
2019/02/12 02:24:07 dialing manager at 127.0.0.1:33009
2019/02/12 02:24:07 syscalls: 1
2019/02/12 02:24:07 code coverage: support is not implemented in syzkaller
2019/02/12 02:24:07 comparison tracing: support is not implemented in syzkaller
2019/02/12 02:24:07 extra coverage: support is not implemented in syzkaller
2019/02/12 02:24:07 setuid sandbox: support is not implemented in syzkaller
2019/02/12 02:24:07 namespace sandbox: support is not implemented in syzkaller
2019/02/12 02:24:07 Android sandbox: support is not implemented in syzkaller
2019/02/12 02:24:07 fault injection: support is not implemented in syzkaller
2019/02/12 02:24:07 leak checking: support is not implemented in syzkaller
2019/02/12 02:24:07 net packet injection: support is not implemented in syzkaller
2019/02/12 02:24:07 net device setup: support is not implemented in syzkaller
02:24:07 executing program 0:
mprotect(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x3000000)
send_event(0x0, &(0x7f00000000c0)={0x0, 0x100000000, 0x35, &(0x7f0000000000)="97a6b6ac20c24227f1bc07372b75e269b8917282ed6e028bd4ba41151bc89f09f5772210a88459f3ca2cdbfb597d7250747c8156247199d0ee51c7fceab26e8642afb5b82b9e3969f2ff471791fb4f4dcab31fc2da86b58f3a93b75b3aecf62a65697f3b99e7411487947c2135b8c0b4169d94d48574f605e172cb5198f3c4db728d569392fe94cf634afc0d409b89", 0x7}, 0x0)
r0 = openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/text\x00', 0x10, 0x1, 0x0)
send_event(&(0x7f00000001c0)={&(0x7f0000000140)="c39021d17535977aee8e38b4914cb2a303efa7de3e0ce75103aa05ef6122dde588a7d029cbce56893848034f14daa18086872f195ff6c1761e8e4afddd0b9c3905c992a362283edf8c91bd8379ef43c5", 0x9, 0x1, 0x7fff, 0x80, 0x8}, &(0x7f0000000280)={0x7, 0x5, 0x9, &(0x7f0000000200)="c5538fd9c94bafee5f473bdd428ebe7999db24d1c319040dc82e2d305178d05eae0970211b8ab70f881b1dafda60ea8bc48efe3ed999243748c5c8a96a6c480a81002ed7d67f8d0e9eef1e71643d46f183ef30fc1e65de8f085cbcae39ca1d5a7727c22ff820a05f325c4273d35ce6a31cd94088141d3b55", 0x20000000000}, 0x6)
r1 = openat$net_tcp_stats(0xffffffffffffff9c, &(0x7f00000002c0)='/net/tcp/stats\x00', 0xf, 0x1, 0x0)
send_event(&(0x7f0000000380)={&(0x7f0000000300)="4d934360c8578db7ba63db808e758aa9cbd962845cc2060004dc3d819cc5ccf2040ee4f63a3f23a760a8775176d41e5da8e3842fca62c24f0f97c4288ae7836d6f0b733158b344cee09a5d2b128b8a52", 0x10000000000, 0x1, 0x9, 0x4, 0x100}, &(0x7f00000004c0)={0xf, 0x101, 0x7, &(0x7f00000003c0)="c9cbe2e0cca08467b2d683bb11de438d80240f108ad6a63c25b118e85f661870f072298cf4440e6af7904171afc180008ae03e7ff03e8cd424d97d03ed9cda6254474fb40ae7106d33be149498b555122f0b6a04b53a21893e9adcce4b34c9c80ff2272e47f4e15a9e9659d504dec17e0f3b9d52056c31bfbb52c885b454d9f6c61068f3d1fbda4c82cdcdcfdd47096b144c368511394e29a04760ade7f852c7e872d02dd67461a13f805aa277f5cf0f87f15cb6b7ed00d0f9bd62f4464be2e1388e961d509e623f9b2ea9ce04532a2879665b88eb64c71dd7042865d7fd0c78f13f364cd12a7011621eecdb5948", 0x4}, 0x3)
openat$net_tcp_stats(0xffffffffffffff9c, &(0x7f0000000500)='/net/tcp/stats\x00', 0xf, 0x1, 0x0)
proc_yield(0x0)
send_event(&(0x7f00000005c0)={&(0x7f0000000540)="66d4f860181608aa6e718923fd57f59c5167ebd09f4894edf759b5c8cf8deb9d1c752779ceb976e35b59ab9ffee66802d7be24a89c43e18ea57fab0cbd4de92d0cddb6e88950b38f8a914c76cee7cc99", 0x800, 0x0, 0xffffffff, 0x100000000, 0x3}, &(0x7f0000000680)={0xf, 0x5, 0x2a, &(0x7f0000000600)="8bd3670465ff86643639203d06bcfdcbfbace7fa1da8f3334b036c84186e22dde019f3271acf12a1aad048445c599b2a8c120b65c365cd9729de9e79bc972f18aed75f91cf26a50272bbc68d2e7209965be0e2e2dc42db1761ee71e9b0", 0x38}, 0xfff)
openat$dev_ppid(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/ppid\x00', 0xa, 0x1, 0x0)
llseek(r1, 0x5, 0x0, &(0x7f0000000700), 0x2)
openat$net_ether0_0_data(0xffffffffffffff9c, &(0x7f0000000740)='/net/ether0/0/data\x00', 0x13, 0x3, 0x0)
openat$net_udp_clone(0xffffffffffffff9c, &(0x7f0000000780)='/net/udp/clone\x00', 0xf, 0x3, 0x0)
close(r0)
send_event(&(0x7f0000000840)={&(0x7f00000007c0)="2ff8b165d681fd147682b8ddf27fa1d0278390ba127808f508d5e09e153932ec3a5af59f1ed7e18d2e5e1b6fa023476b0ebc4b7c02e3f963afbaaef493c993a5b15532945b2a16b428a56b87ab16a9e9", 0xc6, 0x0, 0x100000000, 0xa88, 0xf5}, &(0x7f0000000900)={0x9, 0x1200000000000000, 0x2, &(0x7f0000000880)="1a0a6d74a46ddf529a54b2210edcf265215e2d55d5410660e6ba57a7a828e54f49170683046fde9d315d79ec0a224602166a3ac9e999f142424b83f2a49e6ff9c3f7a0dcbe3e935afe4f509fc7f42e1961531565", 0x3}, 0x5)
r2 = openat$net_udp_stats(0xffffffffffffff9c, &(0x7f0000000940)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
openat$net_ether0_1_stats(0xffffffffffffff9c, &(0x7f0000000980)='/net/ether0/1/stats\x00', 0x14, 0x1, 0x0)
access(&(0x7f00000009c0)='./file0\x00', 0x8, 0x82)
openat$dev_drivers(0xffffffffffffff9c, &(0x7f0000000a00)='/dev/drivers\x00', 0xd, 0x1, 0x0)
openat$net_ipifc_0_data(0xffffffffffffff9c, &(0x7f0000000a40)='/net/ipifc/0/data\x00', 0x12, 0x3, 0x0)
fcntl$F_SETFL(r2, 0x4, 0x8000)
openat$net_ipifc_0_data(0xffffffffffffff9c, &(0x7f0000000a80)='/net/ipifc/0/data\x00', 0x12, 0x3, 0x0)
send_event(&(0x7f0000000b40)={&(0x7f0000000ac0)="9cb7bae8afb695543a513a481beb7aab1db4f08b1ac267badd8b3ce9195727c2bbf85e80ba7e51706a105ca37e485f40d7fe6d882fa9355472a5c21d5026edf014c88c2aabbcba00a105e54e140b1e41", 0x10001, 0x1, 0x1, 0x0, 0x3}, &(0x7f0000000c00)={0xa, 0x100, 0xa22e, &(0x7f0000000b80)="541df77cc13edb3edeac56e3438b3a788a00b0827c2ed42cfe5665e047bd2eaaacd621152881c0f29526395b4fead204f5453bf2d2c07a466812da1342b3d64439a0d6575aa9046f80272edafdfc444f58ca4bfd87c211d70c959f18d20ea6276c3c2fbe0789084f609cfefc927d933c0b3d07ebf00eb74512896f33898e137f", 0xc4}, 0x3)
openat$net_udp_0_status(0xffffffffffffff9c, &(0x7f0000000c40)='/net/udp/0/status\x00', 0x12, 0x1, 0x0)
r3 = openat$net_ether0_clone(0xffffffffffffff9c, &(0x7f0000000c80)='/net/ether0/clone\x00', 0x12, 0x3, 0x0)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f0000000cc0)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
openat$net_udp_0_remote(0xffffffffffffff9c, &(0x7f0000000d00)='/net/udp/0/remote\x00', 0x12, 0x1, 0x0)
openat$proc_self_note(0xffffffffffffff9c, &(0x7f0000000d40)='/proc/self/note\x00', 0x10, 0x1, 0x0)
openat$net_log(0xffffffffffffff9c, &(0x7f0000000d80)='/net/log\x00', 0x9, 0x3, 0x0)
fcntl$F_DUPFD(r3, 0x0, r2, 0x0)

02:24:07 executing program 1:
r0 = openat$net_ether0_1_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/net/ether0/1/ctl\x00', 0x12, 0x3, 0x0)
tcgetattr(r0, &(0x7f0000000040))
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000080)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
openat$proc_self_ns(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/ns\x00', 0xe, 0x1, 0x0)
openat$dev_stderr(0xffffffffffffff9c, &(0x7f0000000100)='/dev/stderr\x00', 0xc, 0x3, 0x0)
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000140)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
openat$net_ether0_clone(0xffffffffffffff9c, &(0x7f0000000180)='/net/ether0/clone\x00', 0x12, 0x3, 0x0)
r1 = openat$net_tcp_clone(0xffffffffffffff9c, &(0x7f00000001c0)='/net/tcp/clone\x00', 0xf, 0x3, 0x0)
openat$dev_drivers(0xffffffffffffff9c, &(0x7f0000000200)='/dev/drivers\x00', 0xd, 0x1, 0x0)
openat$net_tcp_0_local(0xffffffffffffff9c, &(0x7f0000000240)='/net/tcp/0/local\x00', 0x11, 0x1, 0x0)
r2 = openat$net_log(0xffffffffffffff9c, &(0x7f0000000280)='/net/log\x00', 0x9, 0x3, 0x0)
openat$prof_kpdata(0xffffffffffffff9c, &(0x7f00000002c0)='/prof/kpdata\x00', 0xd, 0x3, 0x0)
r3 = openat$dev_sysname(0xffffffffffffff9c, &(0x7f0000000300)='/dev/sysname\x00', 0xd, 0x3, 0x0)
r4 = openat$net_ether0_2_ifstats(0xffffffffffffff9c, &(0x7f0000000340)='/net/ether0/2/ifstats\x00', 0x16, 0x1, 0x0)
openat$net_udp_0_local(0xffffffffffffff9c, &(0x7f0000000380)='/net/udp/0/local\x00', 0x11, 0x1, 0x0)
fcntl$F_SETFL(r2, 0x4, 0x188800)
openat$net_ipifc_stats(0xffffffffffffff9c, &(0x7f00000003c0)='/net/ipifc/stats\x00', 0x11, 0x1, 0x0)
openat$dev_stdin(0xffffffffffffff9c, &(0x7f0000000400)='/dev/stdin\x00', 0xb, 0x3, 0x0)
openat$net_tcp_0_err(0xffffffffffffff9c, &(0x7f0000000440)='/net/tcp/0/err\x00', 0xf, 0x3, 0x0)
openat$dev_killkid(0xffffffffffffff9c, &(0x7f0000000480)='/dev/killkid\x00', 0xd, 0x3, 0x0)
fcntl$F_SETFL(r1, 0x4, 0x88000)
openat$net_ipifc_0_listen(0xffffffffffffff9c, &(0x7f00000004c0)='/net/ipifc/0/listen\x00', 0x14, 0x3, 0x0)
openat$net_tcp_clone(0xffffffffffffff9c, &(0x7f0000000500)='/net/tcp/clone\x00', 0xf, 0x3, 0x0)
openat$net_udp_clone(0xffffffffffffff9c, &(0x7f0000000540)='/net/udp/clone\x00', 0xf, 0x3, 0x0)
openat$net_tcp_0_local(0xffffffffffffff9c, &(0x7f0000000580)='/net/tcp/0/local\x00', 0x11, 0x1, 0x0)
fwstat(r4, &(0x7f00000005c0)=""/117, 0x75, 0x0)
openat$net_ipifc_1_local(0xffffffffffffff9c, &(0x7f0000000640)='/net/ipifc/1/local\x00', 0x13, 0x1, 0x0)
fcntl$F_GETFL(r3, 0x3)
openat$net_ether0_0_data(0xffffffffffffff9c, &(0x7f0000000680)='/net/ether0/0/data\x00', 0x13, 0x3, 0x0)
openat$proc_self_note(0xffffffffffffff9c, &(0x7f00000006c0)='/proc/self/note\x00', 0x10, 0x1, 0x0)

02:24:07 executing program 3:
openat$net_tcp_0_local(0xffffffffffffff9c, &(0x7f0000000000)='/net/tcp/0/local\x00', 0x11, 0x1, 0x0)
r0 = openat$net_ipifc_0_remote(0xffffffffffffff9c, &(0x7f0000000040)='/net/ipifc/0/remote\x00', 0x14, 0x1, 0x0)
r1 = openat$net_tcp_0_listen(0xffffffffffffff9c, &(0x7f0000000080)='/net/tcp/0/listen\x00', 0x12, 0x3, 0x0)
openat$dev_klog(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/klog\x00', 0xa, 0x1, 0x0)
openat$net_ether0_0_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/net/ether0/0/ctl\x00', 0x12, 0x3, 0x0)
r2 = openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000140)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
r3 = openat$net_ether0_2_ifstats(0xffffffffffffff9c, &(0x7f0000000180)='/net/ether0/2/ifstats\x00', 0x16, 0x1, 0x0)
openat$net_tcp_clone(0xffffffffffffff9c, &(0x7f00000001c0)='/net/tcp/clone\x00', 0xf, 0x3, 0x0)
fcntl$F_SYNC(r1, 0x65)
openat$dev_zero(0xffffffffffffff9c, &(0x7f0000000200)='/dev/zero\x00', 0xa, 0x1, 0x0)
openat$dev_sysname(0xffffffffffffff9c, &(0x7f0000000240)='/dev/sysname\x00', 0xd, 0x3, 0x0)
openat$prof_kpdata(0xffffffffffffff9c, &(0x7f0000000280)='/prof/kpdata\x00', 0xd, 0x3, 0x0)
openat$net_ndb(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ndb\x00', 0x9, 0x3, 0x0)
close(r2)
openat$net_ipifc_0_snoop(0xffffffffffffff9c, &(0x7f0000000300)='/net/ipifc/0/snoop\x00', 0x13, 0x1, 0x0)
abort_sysc_fd(r3)
openat$net_ether0_1_stats(0xffffffffffffff9c, &(0x7f0000000340)='/net/ether0/1/stats\x00', 0x14, 0x1, 0x0)
openat$dev_sdctl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/sdctl\x00', 0xb, 0x3, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_ether0_0_data(0xffffffffffffff9c, &(0x7f0000000400)='/net/ether0/0/data\x00', 0x13, 0x3, 0x0)
openat$net_ether0_0_data(0xffffffffffffff9c, &(0x7f0000000440)='/net/ether0/0/data\x00', 0x13, 0x3, 0x0)
openat$net_tcp_1_local(0xffffffffffffff9c, &(0x7f0000000480)='/net/tcp/1/local\x00', 0x11, 0x1, 0x0)
openat$net_icmpv6_clone(0xffffffffffffff9c, &(0x7f00000004c0)='/net/icmpv6/clone\x00', 0x12, 0x3, 0x0)
openat$net_ether0_2_stats(0xffffffffffffff9c, &(0x7f0000000500)='/net/ether0/2/stats\x00', 0x14, 0x1, 0x0)
openat$dev_sdctl(0xffffffffffffff9c, &(0x7f0000000540)='/dev/sdctl\x00', 0xb, 0x3, 0x0)
openat$net_icmp_stats(0xffffffffffffff9c, &(0x7f0000000580)='/net/icmp/stats\x00', 0x10, 0x1, 0x0)
write(r0, &(0x7f00000005c0)="7fda2e941d9cd65f69c9edc49f4de8627fb83b6b598dbcd864988ed0045e34adbc6a710371ca0ecd67c528aac7416869c1cd69b8a81c0a6380f1649463748411602ebacbadf85ff9077f", 0x4a)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000640)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat$proc_self_noteid(0xffffffffffffff9c, &(0x7f0000000680)='/proc/self/noteid\x00', 0x12, 0x3, 0x0)
openat$prof_kpdata(0xffffffffffffff9c, &(0x7f00000006c0)='/prof/kpdata\x00', 0xd, 0x3, 0x0)

02:24:07 executing program 2:
r0 = openat$net_udp_0_listen(0xffffffffffffff9c, &(0x7f0000000000)='/net/udp/0/listen\x00', 0x12, 0x3, 0x0)
tcgetattr(r0, &(0x7f0000000040))
r1 = openat$dev_stdin(0xffffffffffffff9c, &(0x7f0000000080)='/dev/stdin\x00', 0xb, 0x3, 0x0)
r2 = openat$net_ether0_addr(0xffffffffffffff9c, &(0x7f00000000c0)='/net/ether0/addr\x00', 0x11, 0x3, 0x0)
r3 = openat$net_udp_clone(0xffffffffffffff9c, &(0x7f0000000100)='/net/udp/clone\x00', 0xf, 0x3, 0x0)
r4 = openat$net_udp_0_listen(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/listen\x00', 0x12, 0x3, 0x0)
r5 = openat$net_tcp_1_local(0xffffffffffffff9c, &(0x7f0000000180)='/net/tcp/1/local\x00', 0x11, 0x1, 0x0)
r6 = openat$net_ether0_ifstats(0xffffffffffffff9c, &(0x7f00000001c0)='/net/ether0/ifstats\x00', 0x14, 0x1, 0x0)
r7 = openat$dev_pgrpid(0xffffffffffffff9c, &(0x7f0000000200)='/dev/pgrpid\x00', 0xc, 0x1, 0x0)
r8 = openat$dev_caphash(0xffffffffffffff9c, &(0x7f0000000240)='/dev/caphash\x00', 0xd, 0x3, 0x0)
r9 = openat$dev_urandom(0xffffffffffffff9c, &(0x7f0000000280)='/dev/urandom\x00', 0xd, 0x1, 0x0)
r10 = openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$dev_capuse(0xffffffffffffff9c, &(0x7f0000000300)='/dev/capuse\x00', 0xc, 0x3, 0x0)
r11 = openat$dev_sysctl(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sysctl\x00', 0xc, 0x3, 0x0)
tap_fds(&(0x7f00000008c0)=[{r11, 0x3, 0x4, 0xfff, &(0x7f0000000400)={&(0x7f0000000380)="5151430db6557f12f4b3a92732754546cb2cc8f606ea9fa3ceff5a4b7587c7df31e3a5b65a0a5f7e392180c86aaa65e8ca365c126d98c80fffae7e5d285d576352ec1112e0e62a58eda8a577c751e970", 0x81, 0x0, 0x70, 0x4, 0x6}}, {r10, 0x2, 0x8, 0x6, &(0x7f00000004c0)={&(0x7f0000000440)="5220320af5c98b4c9e3b0f10c9b8719eba496fa4c246030b5c4183bb2365d1fb3a172d18265a71a57b1d914bcf1a5e47adb97f8741d30e699516bca5586353f6334abb79e05a64fa55c2c4381ca74008", 0x7, 0x0, 0x7fff, 0x1f, 0x3}}, {r11, 0x0, 0x40, 0x1, &(0x7f0000000580)={&(0x7f0000000500)="c0b6cf56a567ed65aa334d2f4da3a1e71d574935c9277adccede6a12166183ff4bd7905f5ab61211e81498a3beb08a57093c2162daf8bb9907066e1104d7d1ad41d4cc23ce2797b2f598a92954f2b4dd", 0x3, 0x1, 0x7fff, 0x3, 0x101}}, {r3, 0x3, 0x8a, 0x8001, &(0x7f0000000640)={&(0x7f00000005c0)="59654898396883d1490924739df08dec7b3e15c03178d1e5b3f136148f86f8952210f2b8efa788d4b97fc794599cbcb2ece01c03a489cab4a206ea38c280020c1d1cc70bf96f901a2985d99868be9416", 0x400, 0x0, 0x100000000, 0x6, 0x1}}, {r0, 0x1, 0x188, 0x5, &(0x7f0000000700)={&(0x7f0000000680)="75b5efd934a24beb0a2409f682b61fd96003ebc6a361691d8e25b68f59088c65d8f431351adecd31f0a679e8f7b9f1706517d811519ea8df2c14a8788dce4fe6880e0078d2c8067344d6e3b0fa637346", 0x8, 0x1, 0x1, 0x8e, 0x4}}, {r9, 0x2, 0x4, 0x9f, &(0x7f00000007c0)={&(0x7f0000000740)="309938e360a47a2bce234dfa4ac9c1c121cff3fe2132ba2d5b77bc3bacef3b6ad967721795cabef6c5d11c3ee874a03b9ad743a25ffc90e3b3f74200276e39d09a7a32936a72ecdcbecadb45a820aa8b", 0x7fffffff, 0x0, 0x80000001, 0x100000000, 0x3ff}}, {r1, 0x3, 0x2, 0x7, &(0x7f0000000880)={&(0x7f0000000800)="005734965febbea3c516ed6c09b5a22211226f6f6075765a549f3bc69bdb1a72cf944da74084bcce17e3e77ac876b0cc6e0273774e38de305b46edf1f94d86b6bc87f4f1069ac63fe09e1ba0fee93590", 0x7ff, 0x1, 0xc933, 0x81, 0x39f5}}], 0x7)
r12 = fcntl$F_DUPFD(r8, 0x0, r5, 0x0)
tap_fds(&(0x7f0000001080)=[{r3, 0x1, 0x60, 0x2, &(0x7f0000000a40)={&(0x7f00000009c0)="fb1fa78b9e8de4eff68ab016cb6457b0697119dc13e750e95ea50ed80e05096258056243f91e40f55e13e74ee72d505dba45841d535d81b6fba529f18ab52059966be4e97a0fd323f537fe2dd37486c5", 0x7b, 0x1, 0x0, 0x386, 0x1f}}, {r2, 0x3, 0x202, 0x667, &(0x7f0000000b00)={&(0x7f0000000a80)="d1692e0b91ff8a8afa4ff3bd5dcfdcf17295af6e86165883937b40cfffec960a4b37318a5c201b985c9320cc85965eb152a2d325ceb95538bb620fbb5c0128c3b3aa46fb33e597fe49d6db526a46a38f", 0x3ff, 0x0, 0x5, 0x6, 0x1ff}}, {r3, 0x3, 0x40, 0x8, &(0x7f0000000bc0)={&(0x7f0000000b40)="2cc00b0ac7466e1e2d13b5ab1a0bfee51fd51c001e9302c910ec9379eabfefefbaa122d92a565f5f03737df2e33948a6ceba972bae5706c8d1a9a72015066d84f6ba9a5b4aa31d58d96e53e134a6ab9b", 0x8, 0x1, 0x0, 0xb047, 0x5}}, {r4, 0x2, 0x8, 0x26, &(0x7f0000000c80)={&(0x7f0000000c00)="812721200f53eb27c0bd842130b89a04b28d39a8661c6aecdcaa8a6abbe3050cbe94630d4083d3d151eed9ee972cba6bbdbf79e0175b9005e68ca551c28063313a53f907bc2ea513dc8079fc2865b6ca", 0x80000001, 0x0, 0x9, 0x7f, 0x1000}}, {r0, 0x3, 0x20, 0x100000000, &(0x7f0000000d40)={&(0x7f0000000cc0)="e25470d27e79179d70d38ae7cb5aa45000877000bd26122567a1d7a21bcb3fc8d118b2afb4e6c41c1560235fa8bcae3894b66d36228d08f9c7625f97d698a0acae354749e05e606068258b489023ab1f", 0x7, 0x0, 0x80000000, 0x80000000, 0x9}}, {r12, 0x3, 0x94, 0xfbee, &(0x7f0000000e00)={&(0x7f0000000d80)="f93823c74900dda0471a54ef051a32a9d7d68370a794efde72a1f6b66fa5e47a514be8a93df733828034d8bd93f57c99312922621877147fb7c815523f6a671021c7f7da05073198bcb80911eca18c88", 0x1, 0x1, 0x101, 0x4, 0x8}}, {r12, 0x3, 0x80, 0x8, &(0x7f0000000ec0)={&(0x7f0000000e40)="f284fc5f07222a27b7347aac2c308b0f8e0d4f96fbba5598bb70e800b90b1d45aa55d395aad834a3d1cb835c183fb33462f277756be654293922ac39a8aa436babbe6d278fad259a3fed96cfaff2fcb8", 0x800, 0x1, 0x6, 0x1ff}}, {r12, 0x3, 0x5, 0xe90000000, &(0x7f0000000f80)={&(0x7f0000000f00)="4d1796c63d71c1506e3bf47bb3d27f12ed1e367ab66e3524acc5cd889ef799db60ef1fc9b5a2f0d1affabf5709efd1b92ba4a9034d56ab15d98e664f3b38e548dfbb8065acabc56f67e2e93742e7072d", 0xed, 0x0, 0x2, 0x1, 0x8000}}, {r9, 0x1, 0x84, 0x800, &(0x7f0000001040)={&(0x7f0000000fc0)="6ffd070ab97fef27632cd7f666c451cf3b93b5f4a9549541da75d31b4c664eb0a6150e5d16d1113e03acaffcb02ad73954bec8268496e6bab8e9974126b96573fb801296677beb74c537a0c197612c9f", 0x4, 0x1, 0x2a11, 0x1, 0x1fe}}], 0x9)
openat$proc_self_notepg(0xffffffffffffff9c, &(0x7f00000011c0)='/proc/self/notepg\x00', 0x12, 0x1, 0x0)
r13 = openat$net_ipifc_1_ctl(0xffffffffffffff9c, &(0x7f0000001200)='/net/ipifc/1/ctl\x00', 0x11, 0x3, 0x0)
openat$net_ether0_clone(0xffffffffffffff9c, &(0x7f0000001240)='/net/ether0/clone\x00', 0x12, 0x3, 0x0)
openat$dev_time(0xffffffffffffff9c, &(0x7f0000001280)='/dev/time\x00', 0xa, 0x3, 0x0)
fcntl$F_GETFL(r1, 0x3)
openat$net_empty(0xffffffffffffff9c, &(0x7f00000012c0)='/net/.empty\x00', 0xc, 0x3, 0x0)
tcgetattr(r11, &(0x7f0000001300))
fcntl$F_GETFL(r7, 0x3)
abort_sysc_fd(r13)
openat$net_tcp_0_data(0xffffffffffffff9c, &(0x7f0000001340)='/net/tcp/0/data\x00', 0x10, 0x3, 0x0)
abort_sysc_fd(r6)
openat$net_empty(0xffffffffffffff9c, &(0x7f0000001380)='/net/.empty\x00', 0xc, 0x3, 0x0)
openat$net_ipifc_0_remote(0xffffffffffffff9c, &(0x7f00000013c0)='/net/ipifc/0/remote\x00', 0x14, 0x1, 0x0)

02:24:07 executing program 4:
r0 = openat$net_udp_0_status(0xffffffffffffff9c, &(0x7f0000000000)='/net/udp/0/status\x00', 0x12, 0x1, 0x0)
mmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x0, 0x110, r0, 0x468)
r1 = openat$net_udp_0_status(0xffffffffffffff9c, &(0x7f0000000040)='/net/udp/0/status\x00', 0x12, 0x1, 0x0)
openat$net_tcp_0_data(0xffffffffffffff9c, &(0x7f0000000080)='/net/tcp/0/data\x00', 0x10, 0x3, 0x0)
rename(&(0x7f00000000c0)='./file0\x00', 0x8, &(0x7f0000000100)='./file0\x00', 0x8)
r2 = openat$net_udp_0_data(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/data\x00', 0x10, 0x3, 0x0)
openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f0000000180)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
r3 = openat$prof_kptrace(0xffffffffffffff9c, &(0x7f00000001c0)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
r4 = proc_create(&(0x7f0000000200)='./file0\x00', 0x8, &(0x7f0000000240)='[\x00', 0x2, 0x0)
dup_fds_to(r4, &(0x7f0000000280)=[{r1}, {r3}, {r2}, {r3}], 0x4)
openat$dev_caphash(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/caphash\x00', 0xd, 0x3, 0x0)
openat$net_tcp_0_err(0xffffffffffffff9c, &(0x7f0000000300)='/net/tcp/0/err\x00', 0xf, 0x3, 0x0)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000340)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat$net_udp_0_local(0xffffffffffffff9c, &(0x7f0000000380)='/net/udp/0/local\x00', 0x11, 0x1, 0x0)
openat$net_udp_stats(0xffffffffffffff9c, &(0x7f00000003c0)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
openat$net_tcp_2_status(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/2/status\x00', 0x12, 0x1, 0x0)
openat$proc_self_noteid(0xffffffffffffff9c, &(0x7f0000000440)='/proc/self/noteid\x00', 0x12, 0x3, 0x0)
r5 = openat$proc_self_strace(0xffffffffffffff9c, &(0x7f0000000480)='/proc/self/strace\x00', 0x12, 0x1, 0x0)
openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f00000004c0)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_data(0xffffffffffffff9c, &(0x7f0000000500)='/net/udp/0/data\x00', 0x10, 0x3, 0x0)
openat$dev_random(0xffffffffffffff9c, &(0x7f0000000540)='/dev/random\x00', 0xc, 0x1, 0x0)
openat$net_udp_0_listen(0xffffffffffffff9c, &(0x7f0000000580)='/net/udp/0/listen\x00', 0x12, 0x3, 0x0)
openat$net_udp_0_remote(0xffffffffffffff9c, &(0x7f00000005c0)='/net/udp/0/remote\x00', 0x12, 0x1, 0x0)
openat$net_udp_stats(0xffffffffffffff9c, &(0x7f0000000600)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
openat$proc_self_user(0xffffffffffffff9c, &(0x7f0000000640)='/proc/self/user\x00', 0x10, 0x1, 0x0)
openat$dev_user(0xffffffffffffff9c, &(0x7f0000000680)='/dev/user\x00', 0xa, 0x3, 0x0)
openat$net_ipifc_1_status(0xffffffffffffff9c, &(0x7f00000006c0)='/net/ipifc/1/status\x00', 0x14, 0x1, 0x0)
fcntl$F_SETFL(r5, 0x4, 0x80000)
openat$prof_kpdata(0xffffffffffffff9c, &(0x7f0000000700)='/prof/kpdata\x00', 0xd, 0x3, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000000740)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)

02:24:07 executing program 5:
symlink(&(0x7f0000000000)='./file0\x00', 0x8, &(0x7f0000000040)='./file0\x00', 0x8)
r0 = openat$dev_caphash(0xffffffffffffff9c, &(0x7f0000000080)='/dev/caphash\x00', 0xd, 0x3, 0x0)
fstat(r0, &(0x7f00000000c0))
r1 = openat$net_ether0_0_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/net/ether0/0/ctl\x00', 0x12, 0x3, 0x0)
fcntl$F_DUPFD(r0, 0x0, r1, 0x1)
openat$net_icmpv6_clone(0xffffffffffffff9c, &(0x7f0000000180)='/net/icmpv6/clone\x00', 0x12, 0x3, 0x0)
openat$net_ether0_stats(0xffffffffffffff9c, &(0x7f00000001c0)='/net/ether0/stats\x00', 0x12, 0x1, 0x0)
pop_ctx(&(0x7f0000000200)="7ca70557e8198038d69774e63eb0b0d8047d9619388e8329cfeaf70cffa41875f99cce83f1e2c4c8a42b8c74356468893a2473f4e7a3525e75e5591aea459edef669aca59dea0e4f54413ff0303be9f6d9f6b2d142ec72d2d01554ccbfeeed46f96437a5cd1379180252f6bd2bcadb107e8a9dfff2809bc29b1196c560c2cb6e2426c9c3df5459413ab302b68ee227980774d9063818f7aae964bbad6231d969bd6c32546e4339ad428fda99525d0d04cc2b7dc5e3cb630544ebc4b011c4ec5bbf5fab57600fb4628c3f9642799e6404f721a40401936da3")
fwstat(r0, &(0x7f0000000300)=""/181, 0xb5, 0x0)
openat$net_ipifc_0_ctl(0xffffffffffffff9c, &(0x7f00000003c0)='/net/ipifc/0/ctl\x00', 0x11, 0x3, 0x0)
openat$dev_sysctl(0xffffffffffffff9c, &(0x7f0000000400)='/dev/sysctl\x00', 0xc, 0x3, 0x0)
openat$dev_killkid(0xffffffffffffff9c, &(0x7f0000000440)='/dev/killkid\x00', 0xd, 0x3, 0x0)
openat$net_tcp_0_local(0xffffffffffffff9c, &(0x7f0000000480)='/net/tcp/0/local\x00', 0x11, 0x1, 0x0)
openat$net_ipifc_0_remote(0xffffffffffffff9c, &(0x7f00000004c0)='/net/ipifc/0/remote\x00', 0x14, 0x1, 0x0)
openat$net_tcp_0_local(0xffffffffffffff9c, &(0x7f0000000500)='/net/tcp/0/local\x00', 0x11, 0x1, 0x0)
r2 = openat$dev_osversion(0xffffffffffffff9c, &(0x7f0000000540)='/dev/osversion\x00', 0xf, 0x1, 0x0)
write(r2, &(0x7f0000000580)="4a08499c0780b91f740004fc37545b1774dc9b08f36d89a31e503acd63ad16d09f72daae15d3588774012b67718df1a2a4f8a47dd8a3ebdfbd72a235b517ed50c2a98d6c0731969a36dbc0e36706664573e7b51ef72de7072086bf57d995c6cce164888d44a95032efa7e8f60f67348efd875ec5d6b5c8499fed156ea115332e8c9a9c67bbe36692d6df8329738af43a0ca86f1350491f8920e72b42fcde25d78a9069f7f9ae92", 0xa7)
openat$net_ipifc_0_local(0xffffffffffffff9c, &(0x7f0000000640)='/net/ipifc/0/local\x00', 0x13, 0x1, 0x0)
openat$net_icmp_clone(0xffffffffffffff9c, &(0x7f0000000680)='/net/icmp/clone\x00', 0x10, 0x3, 0x0)
openat$net_ipifc_0_status(0xffffffffffffff9c, &(0x7f00000006c0)='/net/ipifc/0/status\x00', 0x14, 0x1, 0x0)
openat$net_tcp_0_ctl(0xffffffffffffff9c, &(0x7f0000000700)='/net/tcp/0/ctl\x00', 0xf, 0x3, 0x0)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000740)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat$net_tcp_1_local(0xffffffffffffff9c, &(0x7f0000000780)='/net/tcp/1/local\x00', 0x11, 0x1, 0x0)
openat$dev_sysctl(0xffffffffffffff9c, &(0x7f00000007c0)='/dev/sysctl\x00', 0xc, 0x3, 0x0)
openat$net_udp_clone(0xffffffffffffff9c, &(0x7f0000000800)='/net/udp/clone\x00', 0xf, 0x3, 0x0)
openat$dev_user(0xffffffffffffff9c, &(0x7f0000000840)='/dev/user\x00', 0xa, 0x3, 0x0)
openat$net_ipifc_1_ctl(0xffffffffffffff9c, &(0x7f0000000880)='/net/ipifc/1/ctl\x00', 0x11, 0x3, 0x0)
nmount(r2, &(0x7f00000008c0)='./file0\x00', 0x8, 0x10)
openat$net_icmpv6_clone(0xffffffffffffff9c, &(0x7f0000000900)='/net/icmpv6/clone\x00', 0x12, 0x3, 0x0)
openat$net_ipselftab(0xffffffffffffff9c, &(0x7f0000000940)='/net/ipselftab\x00', 0xf, 0x1, 0x0)

02:24:07 executing program 6:
openat$dev_pid(0xffffffffffffff9c, &(0x7f0000000000)='/dev/pid\x00', 0x9, 0x1, 0x0)
openat$net_iprouter(0xffffffffffffff9c, &(0x7f0000000040)='/net/iprouter\x00', 0xe, 0x3, 0x0)
r0 = openat$dev_capuse(0xffffffffffffff9c, &(0x7f0000000080)='/dev/capuse\x00', 0xc, 0x3, 0x0)
openat$proc_self_proc(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/proc\x00', 0x10, 0x1, 0x0)
openat$proc_self_note(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/note\x00', 0x10, 0x1, 0x0)
openat$net_udp_0_local(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/local\x00', 0x11, 0x1, 0x0)
close(r0)
openat$net_icmpv6_clone(0xffffffffffffff9c, &(0x7f0000000180)='/net/icmpv6/clone\x00', 0x12, 0x3, 0x0)
openat$dev_stdin(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/stdin\x00', 0xb, 0x3, 0x0)
openat$net_ether0_0_ifstats(0xffffffffffffff9c, &(0x7f0000000200)='/net/ether0/0/ifstats\x00', 0x16, 0x1, 0x0)
openat$dev_ppid(0xffffffffffffff9c, &(0x7f0000000240)='/dev/ppid\x00', 0xa, 0x1, 0x0)
openat$dev_urandom(0xffffffffffffff9c, &(0x7f0000000280)='/dev/urandom\x00', 0xd, 0x1, 0x0)
r1 = openat$net_ipselftab(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipselftab\x00', 0xf, 0x1, 0x0)
r2 = openat$dev_pid(0xffffffffffffff9c, &(0x7f0000000300)='/dev/pid\x00', 0x9, 0x1, 0x0)
openat$net_udp_0_data(0xffffffffffffff9c, &(0x7f0000000340)='/net/udp/0/data\x00', 0x10, 0x3, 0x0)
r3 = openat$proc_self_fd(0xffffffffffffff9c, &(0x7f0000000380)='/proc/self/fd\x00', 0xe, 0x1, 0x0)
openat$proc_self_noteid(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/self/noteid\x00', 0x12, 0x3, 0x0)
openat$proc_self_args(0xffffffffffffff9c, &(0x7f0000000400)='/proc/self/args\x00', 0x10, 0x3, 0x0)
openat$net_ether0_ifstats(0xffffffffffffff9c, &(0x7f0000000440)='/net/ether0/ifstats\x00', 0x14, 0x1, 0x0)
openat$net_udp_stats(0xffffffffffffff9c, &(0x7f0000000480)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
openat$net_ether0_0_ifstats(0xffffffffffffff9c, &(0x7f00000004c0)='/net/ether0/0/ifstats\x00', 0x16, 0x1, 0x0)
fwstat(r3, &(0x7f0000000500)=""/255, 0xff, 0x0)
openat$dev_sysname(0xffffffffffffff9c, &(0x7f0000000600)='/dev/sysname\x00', 0xd, 0x3, 0x0)
openat$net_ether0_0_ifstats(0xffffffffffffff9c, &(0x7f0000000640)='/net/ether0/0/ifstats\x00', 0x16, 0x1, 0x0)
write(r1, &(0x7f0000000680)="a975a6b14df775a8a07849632833b75a03e49cd1ac3ec006adc6e72314b98bea50b7ffbbe1357cdd216392212a88cbd7a65d683795fca00f8f5bcab3ffe44a63a8cbfe26cde4dd1a2e8183daeaba87b058876fa83c4fd63bf9dd7be31656d9a36ab9eaf1c2b79bbe6031ff86a26cdd6439fcfbe39a21a722dadbae08fac5ae9384491d128f6849b1b527b788c9919e6a798ef8577d417e053eb3f890895e1d91d75c5b6060", 0xa5)
openat$net_tcp_0_status(0xffffffffffffff9c, &(0x7f0000000740)='/net/tcp/0/status\x00', 0x12, 0x1, 0x0)
openat$net_ipifc_1_data(0xffffffffffffff9c, &(0x7f0000000780)='/net/ipifc/1/data\x00', 0x12, 0x3, 0x0)
openat$net_ether0_ifstats(0xffffffffffffff9c, &(0x7f00000007c0)='/net/ether0/ifstats\x00', 0x14, 0x1, 0x0)
fd2path(r2, &(0x7f0000000800)=""/136, 0x88)
openat$dev_hostowner(0xffffffffffffff9c, &(0x7f00000008c0)='/dev/hostowner\x00', 0xf, 0x3, 0x0)

02:24:07 executing program 7:
pop_ctx(&(0x7f0000000000)="3c918f642ae54a0cdc6490ef305e7baa1a3cb818c81ad6bf8acddf460eb25c89033f0c789f826f7300f915b6ea755d811251749724cc78207c1a7150d89f5a0dd7187f8fe430b16fdc4779a2f322d5714d02de58ade58e97816129da6932920baf177ee76877d4a5714d3be783be902e2f135ededfda59aa33f4b63390d1189c25fd11d0317ae9f64dba7cca1e0ec0fad4ec2eea29970d10b6de1262a9b530b171ccf102a09c61e728dea88d49f5fb97d925fe004396a8e178c6331f5cbbb3b45275bef8f45e3014282da82e18abe4eb759348f0757d45a8")
openat$dev_sysctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sysctl\x00', 0xc, 0x3, 0x0)
openat$net_ipifc_0_err(0xffffffffffffff9c, &(0x7f0000000140)='/net/ipifc/0/err\x00', 0x11, 0x3, 0x0)
openat$proc_self_notepg(0xffffffffffffff9c, &(0x7f0000000180)='/proc/self/notepg\x00', 0x12, 0x1, 0x0)
r0 = openat$proc_self_strace_traceset(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/self/strace_traceset\x00', 0x1b, 0x3, 0x0)
read(r0, &(0x7f0000000200)=""/17, 0x11)
openat$net_ipifc_0_data(0xffffffffffffff9c, &(0x7f0000000240)='/net/ipifc/0/data\x00', 0x12, 0x3, 0x0)
openat(r0, &(0x7f0000000280)='./file0\x00', 0x8, 0x100, 0x10)
openat$proc_self_core(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/self/core\x00', 0x10, 0x1, 0x0)
openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f0000000300)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
openat$prof_empty(0xffffffffffffff9c, &(0x7f0000000340)='/prof/.empty\x00', 0xd, 0x3, 0x0)
openat$net_tcp_2_ctl(0xffffffffffffff9c, &(0x7f0000000380)='/net/tcp/2/ctl\x00', 0xf, 0x3, 0x0)
openat$dev_sysctl(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/sysctl\x00', 0xc, 0x3, 0x0)
openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000400)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
openat$net_ipifc_1_remote(0xffffffffffffff9c, &(0x7f0000000440)='/net/ipifc/1/remote\x00', 0x14, 0x1, 0x0)
openat$net_ether0_0_stats(0xffffffffffffff9c, &(0x7f0000000480)='/net/ether0/0/stats\x00', 0x14, 0x1, 0x0)
openat$prof_kpdata(0xffffffffffffff9c, &(0x7f00000004c0)='/prof/kpdata\x00', 0xd, 0x3, 0x0)
openat$net_ether0_0_ifstats(0xffffffffffffff9c, &(0x7f0000000500)='/net/ether0/0/ifstats\x00', 0x16, 0x1, 0x0)
openat$net_ether0_2_stats(0xffffffffffffff9c, &(0x7f0000000540)='/net/ether0/2/stats\x00', 0x14, 0x1, 0x0)
openat$dev_sysstat(0xffffffffffffff9c, &(0x7f0000000580)='/dev/sysstat\x00', 0xd, 0x3, 0x0)
openat$net_tcp_2_ctl(0xffffffffffffff9c, &(0x7f00000005c0)='/net/tcp/2/ctl\x00', 0xf, 0x3, 0x0)
r1 = openat$net_udp_stats(0xffffffffffffff9c, &(0x7f0000000600)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
openat$net_tcp_0_remote(0xffffffffffffff9c, &(0x7f0000000640)='/net/tcp/0/remote\x00', 0x12, 0x1, 0x0)
openat$net_ndb(0xffffffffffffff9c, &(0x7f0000000680)='/net/ndb\x00', 0x9, 0x3, 0x0)
openat$proc_self_mem(0xffffffffffffff9c, &(0x7f00000006c0)='/proc/self/mem\x00', 0xf, 0x1, 0x0)
openat$net_empty(0xffffffffffffff9c, &(0x7f0000000700)='/net/.empty\x00', 0xc, 0x3, 0x0)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000740)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat$net_arp(0xffffffffffffff9c, &(0x7f0000000780)='/net/arp\x00', 0x9, 0x3, 0x0)
tcgetattr(r1, &(0x7f00000007c0))
openat$net_icmpv6_clone(0xffffffffffffff9c, &(0x7f0000000800)='/net/icmpv6/clone\x00', 0x12, 0x3, 0x0)


bash-4.3$ 

kernel warning at kern/src/event.c:374, from core 3: [kernel] Null ev_q - kernel code should check before sending!

Stack Backtrace on Core 3:

#01 [<0xffffffffc200a38c>] in backtrace

#02 [<0xffffffffc2009bb4>] in _warn

#03 [<0xffffffffc2007732>] in send_event

#04 [<0xffffffffc2056a45>] in sys_send_event

#05 [<0xffffffffc205a019>] in syscall

#06 [<0xffffffffc205a1f8>] in run_local_syscall

#07 [<0xffffffffc205a739>] in prep_syscalls

#08 [<0xffffffffc20abee2>] in sysenter_callwrapper