Date: Sun, 06 Aug 2023 06:42:55 +0000 From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 272319] FreeBSD kernel crash on MPD5 restart with PPP configuration. Message-ID: <bug-272319-7501-P9er7QqriA@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-272319-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-272319-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D272319 --- Comment #21 from ny <ny2007ltd@gmail.com> --- FreeBSD-14.0-CURRENT-i386-20230720-a52f23f4c49e-264226-disc1.iso=20 (default kernel + MPD5 start) FreeBSD fb 14.0-CURRENT FreeBSD 14.0-CURRENT i386 1400093 #0 main-n264226-a52f23f4c49e: Thu Jul 20 07:59:56 UTC 2023=20=20=20=20 root@releng1.nyi.freebsd.org:/usr/obj/usr/src/i386.i386/sys/GENERIC i386 Fatal trap 12: page fault while in kernel mode cpuid =3D 0; apic id =3D 00 fault virtual address =3D 0x1e588898 fault code =3D supervisor write data, page not present instruction pointer =3D 0x20:0xfb062d stack pointer =3D 0x28:0x172b5550 frame pointer =3D 0x28:0x172b555c code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, def32 1, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 824 (mpd5) trap number =3D 12 panic: page fault cpuid =3D 0 time =3D 1691310521 KDB: stack backtrace: db_trace_self_wrapper(0,17e073a0,172b5510,1e588898,c,...) at db_trace_self_wrapper+0x28/frame 0x172b53a0 vpanic(13faf8e,172b53dc,172b53dc,172b5408,1391746,...) at vpanic+0xf3/frame 0x172b53bc panic(13faf8e,14a24f7,0,fffff,c09b,...) at panic+0x14/frame 0x172b53d0 trap_fatal(2,1a2d79c,0,172b5440,0,...) at trap_fatal+0x346/frame 0x172b5408 trap_pfault(1e588898,0,0) at trap_pfault+0x6f/frame 0x172b543c trap(172b5510,8,28,28,f,...) at trap+0x316/frame 0x172b5504 calltrap() at 0xffc0321f/frame 0x172b5504 --- trap 0xc, eip =3D 0xfb062d, esp =3D 0x172b5550, ebp =3D 0x172b555c --- hashinit(10,1861d908,1e588898,17e073a0,77bc000,...) at hashinit+0xed/frame 0x172b555c vnet_netgraph_init(0) at vnet_netgraph_init+0x37/frame 0x172b557c vnet_register_sysinit(1861dbd0) at vnet_register_sysinit+0xe1/frame 0x172b5= 594 linker_load_module(5a95300,1860eeec,0) at linker_load_module+0xa7c/frame 0x172b5770 linker_load_dependencies(5a95300) at linker_load_dependencies+0x189/frame 0x172b57a4 link_elf_load_file(1800f28,5a96900,172b5920) at link_elf_load_file+0x560/fr= ame 0x172b5890 linker_load_module(0,0,172b5a88) at linker_load_module+0x8b3/frame 0x172b5a= 74 kern_kldload(17e073a0,e6e5800,172b5ab0) at kern_kldload+0x142/frame 0x172b5= a9c sys_kldload(17e073a0,17e0764c) at sys_kldload+0x50/frame 0x172b5ac0 syscall(172b5ba8,3b,3b,3b,0,...) at syscall+0x1c5/frame 0x172b5b9c Xint0x80_syscall() at 0xffc03479/frame 0x172b5b9c --- syscall (304, FreeBSD ELF32, kldload), eip =3D 0x20ae897f, esp =3D 0xff= bfea60, ebp =3D 0xffbfeb20 --- KDB: enter: panic 0x00f6b6f9 in doadump (textdump=3D0) at /usr/src/sys/kern/kern_shutdown.c:4= 07 407 dump_savectx(); (kgdb) #0 0x00f6b6f9 in doadump (textdump=3D0) at /usr/src/sys/kern/kern_shutdown.c:407 #1 0x00a0d3c4 in db_dump (dummy=3D<optimized out>, dummy2=3D<optimized out= >,=20 dummy3=3D<optimized out>, dummy4=3D<optimized out>) at /usr/src/sys/ddb/db_command.c:593 #2 0x00a0d1cd in db_command (last_cmdp=3D<optimized out>,=20 cmd_table=3D<optimized out>, dopager=3Dtrue) at /usr/src/sys/ddb/db_command.c:506 #3 0x00a0cedc in db_command_loop () at /usr/src/sys/ddb/db_command.c:553 #4 0x00a1018d in db_trap (type=3D3, code=3D0) at /usr/src/sys/ddb/db_main.= c:270 #5 0x00fb1cc6 in kdb_trap (type=3D3, code=3D0, tf=3D0x172b5358) at /usr/src/sys/kern/subr_kdb.c:784 #6 0x01390e51 in trap (frame=3D0x172b5358) at /usr/src/sys/i386/i386/trap.= c:694 #7 0xffc0321f in ?? () #8 0x172b5358 in ?? () #9 0x00000028 in ?? () #10 0x00000028 in ?? () #11 0x00000100 in ?? () #12 0x172b53dc in ?? () Backtrace stopped: previous frame inner to this frame (corrupt stack?) (kgdb) --=20 You are receiving this mail because: You are the assignee for the bug.=
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