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kernel BUG at mm/memory.c:2117!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 10175 Comm: syz-executor.3 Not tainted 5.14.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:vmf_insert_pfn_prot+0x183/0x2f0 mm/memory.c:2117
Code: 00 0f 85 41 01 00 00 48 83 c4 60 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 0b 0f 0b 48 89 c2 83 e2 28 48 83 fa 20 0f 85 23 ff ff ff <0f> 0b 48 b8 ff ff ff ff ff ff 0f 00 4c 21 e8 49 39 c5 0f 85 16 ff
RSP: 0000:ffffc9000acdfc10 EFLAGS: 00010246
RAX: 0000000008140476 RBX: 1ffff9200159bf82 RCX: 1ffff1100651f44c
RDX: 0000000000000020 RSI: 0000000000000000 RDI: ffff8880328fa260
RBP: ffff8880328fa210 R08: 0000000000000000 R09: ffff88801b10ca37
R10: ffffed1003621946 R11: 0000000000000000 R12: 0000000020000000
R13: 000000000001b000 R14: ffff888145bd4000 R15: ffff88801b10ca30
FS:  0000555556e3a400(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000601 CR3: 000000001bad6000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 drm_gem_shmem_fault+0x1af/0x250 drivers/gpu/drm/drm_gem_shmem_helper.c:545
 __do_fault+0xed/0x390 mm/memory.c:3857
 do_cow_fault mm/memory.c:4201 [inline]
 do_fault mm/memory.c:4302 [inline]
 handle_pte_fault mm/memory.c:4558 [inline]
 __handle_mm_fault+0xf30/0x41c0 mm/memory.c:4693
 handle_mm_fault+0x166/0x5e0 mm/memory.c:4791
 do_user_addr_fault+0x2dc/0xcd0 arch/x86/mm/fault.c:1390
 handle_page_fault arch/x86/mm/fault.c:1475 [inline]
 exc_page_fault+0x5a/0xc0 arch/x86/mm/fault.c:1531
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568
RIP: 0033:0x7f42108d5b46
Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3
RSP: 002b:00007ffdef56a258 EFLAGS: 00010202
RAX: 0000000020000600 RBX: 0000000000000000 RCX: 003162662f766564
RDX: 0000000000000009 RSI: 3162662f7665642f RDI: 0000000020000600
RBP: 00007ffdef56a318 R08: 00007f4210de3000 R09: 0000001b2c020038
R10: 00007ffdef56a330 R11: 0000000000000000 R12: 0000000000000000
R13: 00000000000003e8 R14: 00007f42109def80 R15: 000000000000fa49
Modules linked in:
---[ end trace 0873da29e527abc1 ]---
RIP: 0010:vmf_insert_pfn_prot+0x183/0x2f0 mm/memory.c:2117
Code: 00 0f 85 41 01 00 00 48 83 c4 60 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 0b 0f 0b 48 89 c2 83 e2 28 48 83 fa 20 0f 85 23 ff ff ff <0f> 0b 48 b8 ff ff ff ff ff ff 0f 00 4c 21 e8 49 39 c5 0f 85 16 ff
RSP: 0000:ffffc9000acdfc10 EFLAGS: 00010246

RAX: 0000000008140476 RBX: 1ffff9200159bf82 RCX: 1ffff1100651f44c
RDX: 0000000000000020 RSI: 0000000000000000 RDI: ffff8880328fa260
RBP: ffff8880328fa210 R08: 0000000000000000 R09: ffff88801b10ca37
R10: ffffed1003621946 R11: 0000000000000000 R12: 0000000020000000
R13: 000000000001b000 R14: ffff888145bd4000 R15: ffff88801b10ca30
FS:  0000555556e3a400(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6a59956000 CR3: 000000001bad6000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400