Date: Thu, 15 Dec 2022 22:30:38 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 268400] Page fault kernel panic with KTLS enabled Message-ID: <bug-268400-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D268400 Bug ID: 268400 Summary: Page fault kernel panic with KTLS enabled Product: Base System Version: 13.1-STABLE Hardware: amd64 OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: amigan@gmail.com I enabled KTLS in nginx today on this machine, which is a reverse proxy and= pf firewall. I am using base openssl. FreeBSD 13.1-STABLE #14 stable/13-n253193-e84ae60fc510: Wed Nov 30 11:00:39= EST 2022 root@argon.h.c907:/usr/obj/usr/src/amd64.amd64/sys/FARWARL amd64 A few hours later it panicked: Fatal trap 12: page fault while in kernel mode cpuid =3D 1; apic id =3D 02 fault virtual address =3D 0x0 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff80b81ea0 stack pointer =3D 0x28:0xfffffe0083ed7440 frame pointer =3D 0x28:0xfffffe0083ed7470 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 2 (thr_2) trap number =3D 12 panic: page fault cpuid =3D 1 time =3D 1671140551 KDB: stack backtrace: #0 0xffffffff8094b025 at kdb_backtrace+0x65 #1 0xffffffff808fdf01 at vpanic+0x151 #2 0xffffffff808fdda3 at panic+0x43 #3 0xffffffff80dc4d87 at trap_fatal+0x387 #4 0xffffffff80dc4ddf at trap_pfault+0x4f #5 0xffffffff80d9c648 at calltrap+0x8 #6 0xffffffff80b78c2c at icmp6_reflect+0x2ac #7 0xffffffff80b7875c at icmp6_error+0x37c #8 0xffffffff80be4d61 at pf_route6+0x651 #9 0xffffffff80be4086 at pf_test6+0xa36 #10 0xffffffff80bf7ab0 at pf_check6_out+0x40 #11 0xffffffff80a4f527 at pfil_run_hooks+0x97 #12 0xffffffff80b947f9 at ip6_output+0x1149 #13 0xffffffff80b5b930 at tcp_output+0x1ea0 #14 0xffffffff80b6ddfb at tcp_usr_ready+0x15b #15 0xffffffff8098f6a7 at ktls_encrypt+0x2a7 #16 0xffffffff8098e8e8 at ktls_work_thread+0x188 #17 0xffffffff808badae at fork_exit+0x7e Timeout initializing vt_vga Uptime: 13d6h0m24s Dumping 1240 out of 8062 MB: (CTRL-C to abort) ..2%..11%..21%..31%..42%..51%..61%..71%..82%..91% (kgdb) bt #0 __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55 #1 dump_savectx () at /usr/src/sys/kern/kern_shutdown.c:394 #2 0xffffffff808fdaf8 in dumpsys (di=3D0x0) at /usr/src/sys/x86/include/dump.h:87 #3 doadump (textdump=3D<optimized out>) at /usr/src/sys/kern/kern_shutdown= .c:423 #4 kern_reboot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c:497 #5 0xffffffff808fdf6e in vpanic (fmt=3D<optimized out>, ap=3Dap@entry=3D0xfffffe0083ed7290) at /usr/src/sys/kern/kern_shutdown.c:930 #6 0xffffffff808fdda3 in panic (fmt=3D<unavailable>) at /usr/src/sys/kern/kern_shutdown.c:854 #7 0xffffffff80dc4d87 in trap_fatal (frame=3D0xfffffe0083ed7380, eva=3D0) = at /usr/src/sys/amd64/amd64/trap.c:942 #8 0xffffffff80dc4ddf in trap_pfault (frame=3D0xfffffe0083ed7380, usermode=3Dfalse, signo=3D<optimized out>, ucode=3D<optimized out>) at /usr/src/sys/amd64/amd64/trap.c:761 #9 <signal handler called> #10 in6_cksum_partial (m=3D<optimized out>, m@entry=3D0xfffff8003985f900, nxt=3Dnxt@entry=3D58 ':', off=3D<optimized out>, off@entry=3D40, len=3Dlen@= entry=3D1240, cov=3D<optimized out>, cov@entry=3D1240) at /usr/src/sys/netinet6/in6_cksum.c:319 #11 0xffffffff80b820cd in in6_cksum (m=3D0x488, m@entry=3D0xfffff8003985f90= 0, nxt=3D0 '\000', nxt@entry=3D58 ':', off=3D8, off@entry=3D40, len=3D893953, len@entr= y=3D1240) at /usr/src/sys/netinet6/in6_cksum.c:366 #12 0xffffffff80b78c2c in icmp6_reflect (m=3Dm@entry=3D0xfffff8003985f900, off=3Doff@entry=3D40) at /usr/src/sys/netinet6/icmp6.c:2159 #13 0xffffffff80b7875c in icmp6_error (m=3D0xfffff8003985f900, type=3Dtype@= entry=3D2, code=3Dcode@entry=3D0, param=3D1280) at /usr/src/sys/netinet6/icmp6.c:384 #14 0xffffffff80be4d61 in pf_route6 (m=3Dm@entry=3D0xfffffe0083ed7a20, r=3D0xfffff8005814a800, dir=3Ddir@entry=3D2, oifp=3D<optimized out>, s=3D0xfffff800a3bfb000, pd=3Dpd@entry=3D0xfffffe0083ed7698, inp=3D0xfffff801b47313e0) at /usr/src/sys/netpfil/pf/pf.c:6188 #15 0xffffffff80be4086 in pf_test6 (dir=3Ddir@entry=3D2, pflags=3D131072, ifp=3D0xfffff80003bb0800, m0=3Dm0@entry=3D0xfffffe0083ed7a20, inp=3D0xfffff= 801b47313e0) at /usr/src/sys/netpfil/pf/pf.c:7181 #16 0xffffffff80bf7ab0 in pf_check6_out (m=3D0xfffffe0083ed7a20, ifp=3D0x48= 8, flags=3D0, ruleset=3D<optimized out>, inp=3D0x200) at /usr/src/sys/netpfil/pf/pf_ioctl.c:5617 #17 0xffffffff80a4f527 in pfil_run_hooks (head=3D<optimized out>, p=3D..., ifp=3D0xfffff80003bb0800, flags=3Dflags@entry=3D131072, inp=3D0xfffff801b47= 313e0) at /usr/src/sys/net/pfil.c:187 #18 0xffffffff80b947f9 in ip6_output (m0=3Dm0@entry=3D0xfffff80034029600, o= pt=3D0x0, ro=3D0xfffff801b4731570, flags=3D0, im6o=3Dim6o@entry=3D0x0, ifpp=3Difpp@en= try=3D0x0, inp=3D0xfffff801b47313e0) at /usr/src/sys/netinet6/ip6_output.c:1014 #19 0xffffffff80b5b930 in tcp_output (tp=3D0xfffffe00c82f90e0) at /usr/src/sys/netinet/tcp_output.c:1501 #20 0xffffffff80b6ddfb in tcp_usr_ready (so=3D<optimized out>, m=3D0xfffff800186c5d00, count=3D<optimized out>) at /usr/src/sys/netinet/tcp_usrreq.c:1302 #21 0xffffffff8098f6a7 in ktls_encrypt (top=3D0x0, top@entry=3D0xfffff80018= 6c5d00) at /usr/src/sys/kern/uipc_ktls.c:2332 #22 0xffffffff8098e8e8 in ktls_work_thread (ctx=3Dctx@entry=3D0xfffff800031= ab700) at /usr/src/sys/kern/uipc_ktls.c:2380 #23 0xffffffff808badae in fork_exit (callout=3D0xffffffff8098e760 <ktls_work_thread>, arg=3D0xfffff800031ab700, frame=3D0xfffffe0083ed7f40) at /usr/src/sys/kern/kern_fork.c:1093 #24 <signal handler called> #25 mi_startup () at /usr/src/sys/kern/init_main.c:322 #26 0xffffffff80d14399 in swapper () at /usr/src/sys/vm/vm_swapout.c:755 #27 0xffffffff80340022 in btext () at /usr/src/sys/amd64/amd64/locore.S:80 I will keep the core around for a bit; please feel free to let me know of anymore information required. --=20 You are receiving this mail because: You are the assignee for the bug.=
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