On Wed, 3 Feb 2021 08:03:24 -0800 Steve Kargl <sgk_at_troutmask.apl.washington.edu> wrote: > On Wed, Feb 03, 2021 at 10:42:21AM +0200, Andriy Gapon wrote: > > On 03/02/2021 07:08, Steve Kargl wrote: > > > Fatal trap 12: page fault while in kernel mode > > > cpuid = 0; apic id = 00 > > > fault virtual address = 0xccccc374 > > > fault code = supervisor read data, page not present > > > instruction pointer = 0x20:0xef411f > > > stack pointer = 0x28:0x4074e97c > > > frame pointer = 0x28:0x4074e988 > > > code segment = base 0x0, limit 0xfffff, type 0x1b > > > = DPL 0, pres 1, def32 1, gran 1 > > > processor eflags = interrupt enabled, resume, IOPL = 0 > > > current process = 91696 (chrome) > > > trap number = 12 > > ... > > > panic: page fault > > > cpuid = 0 > > > time = 1612328062 > > > KDB: stack backtrace: > > > db_trace_self_wrapper(2,4074e93c,c,0,4074e800,...) at db_trace_self_wrapper+0x28/frame 0x4074e7d4 > > > vpanic(f9d603,4074e80c,4074e80c,4074e834,f6e2b7,...) at vpanic+0x11a/frame 0x4074e7ec > > > panic(f9d603,fe16b8,0,fffff,ccccc39b,...) at panic+0x14/frame 0x4074e800 > > > trap_fatal(1327100,0,c95893,78f03f4,4074e860,...) at trap_fatal+0x347/frame 0x4074e834 > > > trap_pfault(ccccc374,0,0) at trap_pfault+0x30/frame 0x4074e864 > > > trap(4074e93c,8,28,28,0,...) at trap+0x381/frame 0x4074e930 > > > calltrap() at 0xffc0319f/frame 0x4074e930 > > > --- trap 0xc, eip = 0xef411f, esp = 0x4074e97c, ebp = 0x4074e988 --- > > > vm_radix_lookup(28c7b884,2,0) at vm_radix_lookup+0x7f/frame 0x4074e988 > > > vm_page_lookup(28c7b854,2,0) at vm_page_lookup+0x15/frame 0x4074e99c > > > vm_fault(24ed8d58,3488b000,2,0,4074eab0) at vm_fault+0x839/frame 0x4074ea48 > > > vm_fault_quick_hold_pages(24ed8d58,34889f00,8000,2,4074eaa8,12) at vm_fault_quick_hold_pages+0x122/frame 0x4074ea88 > > > vn_io_fault1(247f4380) at vn_io_fault1+0x214/frame 0x4074eb44 > > > vn_io_fault(2f5a58e8,4074ebc8,262c1e00,0,247f4380) at vn_io_fault+0x1c4/frame 0x4074eb7c > > > dofileread(2f5a58e8,4074ebc8,ffffffff,ffffffff,0) at dofileread+0x6d/frame 0x4074ebac > > > sys_read(247f4380,247f4618,343fb000,247f4380,40516068,...) at sys_read+0x67/frame 0x4074ec00 > > > syscall(4074ece8,3b,3b,3b,2d130d1c,...) at syscall+0x17d/frame 0x4074ecdc > > > Xint0x80_syscall() at 0xffc033f9/frame 0x4074ecdc > > > --- syscall (881410048), eip = 0x2d086faf, esp = 0xfa1e339c, ebp = 0xfa1e33c8 --- > > > KDB: enter: panic > > > > This is the crash. > > The DRM mutex noise is just noise (but it would be good to get rid of it). > > OK. It only happens with drm. > > What other info is needed to help track this down? > I have kernel.debug, vmcore.0, and core.txt.0, so > can use kgdb if someone would like more information. > > __ > steve Only happens with drm when you do what ? -- Emmanuel Vadot <manu_at_bidouilliste.com> <manu_at_freebsd.org>Received on Thu Feb 04 2021 - 08:50:38 UTC
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