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kernel BUG at mm/memory.c:2230!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4435 Comm: syz-executor.4 Not tainted 6.1.67-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : vmf_insert_pfn_prot+0x2bc/0x2d0 mm/memory.c:2230
lr : vmf_insert_pfn_prot+0x2bc/0x2d0 mm/memory.c:2230
sp : ffff80001e6c71f0
x29: ffff80001e6c71f0 x28: ffff80001e6c74a0 x27: ffff0000e4643000
x26: 0000000010000400 x25: 0000000004140477 x24: dfff800000000000
x23: 0000000000000420 x22: 00000000001252dc x21: ffff0000ccf78d80
x20: 0000000020ffc000 x19: 0060000000000fcb x18: ffff80001e6c6da0
x17: ffff8000188a6000 x16: ffff80000825f184 x15: 0000000000000000
x14: 0000000010000400 x13: ffff0000d5779bc0 x12: 0000000000ff0100
x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000088519fc
x8 : ffff0000d5779bc0 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000020 x4 : 0000000000000000 x3 : 0060000000000fcb
x2 : 00000000001252dc x1 : 0000000000000420 x0 : 0000000000000420
Call trace:
 vmf_insert_pfn_prot+0x2bc/0x2d0 mm/memory.c:2230
 vmf_insert_pfn+0x54/0x68 mm/memory.c:2269
 drm_gem_shmem_fault+0x1ac/0x21c drivers/gpu/drm/drm_gem_shmem_helper.c:562
 __do_fault+0x11c/0x3d8 mm/memory.c:4241
 do_read_fault mm/memory.c:4592 [inline]
 do_fault mm/memory.c:4721 [inline]
 handle_pte_fault mm/memory.c:4993 [inline]
 __handle_mm_fault mm/memory.c:5135 [inline]
 handle_mm_fault+0x1f68/0x3e9c mm/memory.c:5256
 __do_page_fault arch/arm64/mm/fault.c:499 [inline]
 do_page_fault+0x330/0x890 arch/arm64/mm/fault.c:583
 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:667
 do_mem_abort+0x74/0x200 arch/arm64/mm/fault.c:803
 el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:367
 el1h_64_sync_handler+0x60/0xac arch/arm64/kernel/entry-common.c:427
 el1h_64_sync+0x64/0x68 arch/arm64/kernel/entry.S:580
 __arch_copy_from_user+0x180/0x230 arch/arm64/lib/copy_template.S:146
 snd_rawmidi_write+0x4d8/0x9dc sound/core/rawmidi.c:1618
 vfs_write+0x2a4/0x914 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:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: d4210000 97f2a77f d4210000 97f2a77d (d4210000) 
---[ end trace 0000000000000000 ]---