Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-22 Thread Andrea Arcangeli
Hello, On Mon, Jun 22, 2020 at 04:30:41PM +0100, Robin Murphy wrote: > On 2020-06-22 13:46, Joerg Roedel wrote: > > + Robin > > > > Robin, any idea on this? > > After a bit of archaeology, this dates back to the original review: > >

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-22 Thread Robin Murphy
On 2020-06-22 13:46, Joerg Roedel wrote: + Robin Robin, any idea on this? After a bit of archaeology, this dates back to the original review: https://lore.kernel.org/linux-arm-kernel/54c285d4.3070...@arm.com/ https://lore.kernel.org/linux-arm-kernel/54da2666.9030...@arm.com/ In summary:

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-22 Thread Joerg Roedel
+ Robin Robin, any idea on this? On Thu, Jun 18, 2020 at 10:40:26PM -0400, Andrea Arcangeli wrote: > Hello, > > On Thu, Jun 18, 2020 at 06:14:49PM -0700, Roman Gushchin wrote: > > I agree. The whole > > > > page = alloc_pages_node(nid, alloc_flags, order); > > if (!page) > >

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-21 Thread David Rientjes via iommu
On Fri, 19 Jun 2020, Roman Gushchin wrote: > > > [ 40.287524] BUG: unable to handle page fault for address: > > > a77b833df000 > > > [ 40.287529] #PF: supervisor write access in kernel mode > > > [ 40.287531] #PF: error_code(0x000b) - reserved bit violation > > > [ 40.287532] PGD

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-19 Thread Roman Gushchin via iommu
On Fri, Jun 19, 2020 at 01:56:28PM -0700, David Rientjes wrote: > On Fri, 19 Jun 2020, Roman Gushchin wrote: > > > [ 40.287524] BUG: unable to handle page fault for address: > > a77b833df000 > > [ 40.287529] #PF: supervisor write access in kernel mode > > [ 40.287531] #PF:

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-19 Thread David Rientjes via iommu
On Fri, 19 Jun 2020, Roman Gushchin wrote: > [ 40.287524] BUG: unable to handle page fault for address: a77b833df000 > [ 40.287529] #PF: supervisor write access in kernel mode > [ 40.287531] #PF: error_code(0x000b) - reserved bit violation > [ 40.287532] PGD 40d14e067 P4D 40d14e067

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-19 Thread Roman Gushchin via iommu
On Thu, Jun 18, 2020 at 10:40:26PM -0400, Andrea Arcangeli wrote: > Hello, > > On Thu, Jun 18, 2020 at 06:14:49PM -0700, Roman Gushchin wrote: > > I agree. The whole > > > > page = alloc_pages_node(nid, alloc_flags, order); > > if (!page) > > continue; > > if (!order) > >

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-18 Thread Andrea Arcangeli
Hello, On Thu, Jun 18, 2020 at 06:14:49PM -0700, Roman Gushchin wrote: > I agree. The whole > > page = alloc_pages_node(nid, alloc_flags, order); > if (!page) > continue; > if (!order) > break; > if (!PageCompound(page)) { >

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-18 Thread Yang Shi
.861393] raw: 0017c001 dead0100 dead0122 > > [ 24.861395] raw: 0001 > > [ 24.861396] page dumped because: VM_BUG_ON_PAGE(!PageLocked(head)) > [ 24.861411] [ cut here

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-18 Thread Yang Shi
und_mapcount:0 compound_pincount:0 > > > [ 24.861389] flags: 0x17c001(head) > > > [ 24.861393] raw: 0017c001 dead0100 dead0122 > > > 00000000 > > > [ 24.861395] raw: 0001 > >

Re: kernel BUG at mm/huge_memory.c:2613!

2020-06-18 Thread Roman Gushchin via iommu
24.861395] raw: 0001ffffffff > > 0000 > > [ 24.861396] page dumped because: VM_BUG_ON_PAGE(!PageLocked(head)) > > [ 24.861411] [ cut here ] > > [ 24.861413] kernel BUG at mm/huge_memory.c:261

kernel BUG at mm/huge_memory.c:2613!

2020-06-18 Thread Roman Gushchin via iommu
age dumped because: VM_BUG_ON_PAGE(!PageLocked(head)) [ 24.861411] [ cut here ] [ 24.861413] kernel BUG at mm/huge_memory.c:2613! [ 24.861428] invalid opcode: [#1] SMP NOPTI [ 24.861432] CPU: 10 PID: 1505 Comm: pulseaudio Not tainted 5.8.0-rc1+ #689 [ 24.861