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kernel BUG at mm/memory.c:2204!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 6150 Comm: syz-executor.0 Not tainted 6.6.0-rc3-syzkaller-g2e530aeb342b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : vmf_insert_pfn_prot+0x2bc/0x2d0 mm/memory.c:2204
lr : vmf_insert_pfn_prot+0x2bc/0x2d0 mm/memory.c:2204
sp : ffff8000972d7040
x29: ffff8000972d7040 x28: 1fffe00019b07944 x27: 1ffff00012e5ae8d
x26: 0000000010000400 x25: 0000000004140477 x24: dfff800000000000
x23: 0000000000000420 x22: 0000000000113c44 x21: ffff0000c8d4f300
x20: 0000000020ffc000 x19: 0060000000000fcb x18: ffff8000972d6b80
x17: ffff80008e19d000 x16: ffff8000802771bc x15: 0000000000000000
x14: 0000000000000000 x13: 0000000000000000 x12: 0000000010000400
x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
x8 : ffff0000dd4c9bc0 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000020 x4 : 0000000000000000 x3 : 0060000000000fcb
x2 : 0000000000113c44 x1 : 0000000000000420 x0 : 0000000000000420
Call trace:
 vmf_insert_pfn_prot+0x2bc/0x2d0 mm/memory.c:2204
 vmf_insert_pfn+0x54/0x68 mm/memory.c:2243
 drm_gem_shmem_fault+0x1d8/0x36c drivers/gpu/drm/drm_gem_shmem_helper.c:531
 __do_fault+0x11c/0x3d8 mm/memory.c:4204
 do_read_fault mm/memory.c:4568 [inline]
 do_fault mm/memory.c:4705 [inline]
 do_pte_missing mm/memory.c:3669 [inline]
 handle_pte_fault mm/memory.c:4978 [inline]
 __handle_mm_fault mm/memory.c:5119 [inline]
 handle_mm_fault+0x3018/0x47e4 mm/memory.c:5284
 __do_page_fault arch/arm64/mm/fault.c:513 [inline]
 do_page_fault+0x4ec/0xab8 arch/arm64/mm/fault.c:626
 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:710
 do_mem_abort+0x74/0x200 arch/arm64/mm/fault.c:846
 el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:398
 el1h_64_sync_handler+0x60/0xac arch/arm64/kernel/entry-common.c:458
 el1h_64_sync+0x64/0x68 arch/arm64/kernel/entry.S:590
 __arch_copy_from_user+0x180/0x230 arch/arm64/lib/copy_template.S:146
 snd_rawmidi_write+0x4d8/0x9dc sound/core/rawmidi.c:1687
 vfs_write+0x2a0/0x93c fs/read_write.c:582
 ksys_write+0x15c/0x26c fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
Code: d4210000 97f217ad d4210000 97f217ab (d4210000) 
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