flags: 0x0()
raw: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
raw: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
page dumped because: VM_BUG_ON_PAGE(page_ref_count(page) == 0)
------------[ cut here ]------------
kernel BUG at include/linux/mm.h:519!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 10563 Comm: syz-executor3 Not tainted 4.20.0-rc5+ #362
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:put_page_testzero include/linux/mm.h:519 [inline]
RIP: 0010:__free_pages+0x15a/0x190 mm/page_alloc.c:4432
Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 8b b5 74 ff ff ff 48 89 df e8 d7 94 ff ff eb bf 48 c7 c6 40 02 32 88 48 89 df e8 e6 1f 10 00 <0f> 0b 4c 89 e7 89 85 70 ff ff ff e8 16 52 22 00 8b 85 70 ff ff ff
RSP: 0018:ffff88817ef775f0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8881dae2cd78 RCX: 0000000000000000
RDX: 0000000000040000 RSI: ffffffff81b0d529 RDI: ffffed102fdeeeaf
RBP: ffff88817ef77680 R08: ffff88817e0e0600 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff1102fdeeec3
R13: 1ffff1102fdeeebf R14: ffff88817ef77658 R15: ffff8881dae2cdac
FS:  00007f70d7a65700(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f70d7a449d0 CR3: 00000001d8099000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __vunmap+0x28d/0x460 mm/vmalloc.c:1526
 vfree+0x8b/0x140 mm/vmalloc.c:1597
 __vmalloc_area_node mm/vmalloc.c:1712 [inline]
 __vmalloc_node_range+0x54d/0x750 mm/vmalloc.c:1750
 __vmalloc_node mm/vmalloc.c:1795 [inline]
 __vmalloc_node_flags_caller+0x75/0x90 mm/vmalloc.c:1817
 kvmalloc_node+0xd7/0xf0 mm/util.c:425
 kvmalloc include/linux/mm.h:577 [inline]
 kvzalloc include/linux/mm.h:585 [inline]
 drm_property_create_blob.part.2+0xaa/0x470 drivers/gpu/drm/drm_property.c:562
 drm_property_create_blob drivers/gpu/drm/drm_property.c:815 [inline]
 drm_mode_createblob_ioctl+0x1b2/0x570 drivers/gpu/drm/drm_property.c:791
 drm_ioctl_kernel+0x278/0x330 drivers/gpu/drm/drm_ioctl.c:757
 drm_ioctl+0x57e/0xb00 drivers/gpu/drm/drm_ioctl.c:853
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:509 [inline]
 do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696
 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713
 __do_sys_ioctl fs/ioctl.c:720 [inline]
 __se_sys_ioctl fs/ioctl.c:718 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457569
Code: Bad RIP value.
RSP: 002b:00007f70d7a64c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569
RDX: 0000000020000040 RSI: 000000004018aebd RDI: 0000000000000004
RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f70d7a656d4
R13: 00000000004c023e R14: 00000000004d0a88 R15: 00000000ffffffff
Modules linked in:
---[ end trace 1c655e23395f96fc ]---
RIP: 0010:put_page_testzero include/linux/mm.h:519 [inline]
RIP: 0010:__free_pages+0x15a/0x190 mm/page_alloc.c:4432
Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 8b b5 74 ff ff ff 48 89 df e8 d7 94 ff ff eb bf 48 c7 c6 40 02 32 88 48 89 df e8 e6 1f 10 00 <0f> 0b 4c 89 e7 89 85 70 ff ff ff e8 16 52 22 00 8b 85 70 ff ff ff
RSP: 0018:ffff88817ef775f0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8881dae2cd78 RCX: 0000000000000000
RDX: 0000000000040000 RSI: ffffffff81b0d529 RDI: ffffed102fdeeeaf
RBP: ffff88817ef77680 R08: ffff88817e0e0600 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff1102fdeeec3
R13: 1ffff1102fdeeebf R14: ffff88817ef77658 R15: ffff8881dae2cdac
FS:  00007f70d7a65700(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000045753f CR3: 00000001d8099000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400