do_mprotect_pkey+0xa4b/0xef0 mm/mprotect.c:967
 __do_sys_mprotect mm/mprotect.c:988 [inline]
 __se_sys_mprotect mm/mprotect.c:985 [inline]
 __x64_sys_mprotect+0x78/0xc0 mm/mprotect.c:985
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:859!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 14576 Comm: syz.3.1884 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__filemap_add_folio+0xfa4/0x1260 mm/filemap.c:859
Code: 47 c1 ff 48 c7 c6 60 93 bd 8b 4c 89 ef e8 b4 bb 12 00 90 0f 0b e8 cc 47 c1 ff 48 c7 c6 c0 93 bd 8b 4c 89 ef e8 9d bb 12 00 90 <0f> 0b e8 b5 47 c1 ff 90 0f 0b 90 e9 76 fe ff ff e8 a7 47 c1 ff 90
RSP: 0018:ffffc90003fd7438 EFLAGS: 00010246
RAX: 0000000000080000 RBX: 0000000000112cc0 RCX: ffffc9000d802000
RDX: 0000000000080000 RSI: ffffffff825af3c8 RDI: ffff888062f94f44
RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff21b3c32
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002
R13: ffffea0000e765c0 R14: 0000000000000000 R15: 1ffff920007faeb1
FS:  00007f8f428676c0(0000) GS:ffff8880d6323000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8f419ea540 CR3: 000000005a49a000 CR4: 0000000000352ef0
DR0: 000004000002002c DR1: fffeffffff7fff00 DR2: 0000000080000002
DR3: 0000000000000005 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 filemap_add_folio+0x1d8/0x690 mm/filemap.c:967
 ra_alloc_folio mm/readahead.c:456 [inline]
 page_cache_ra_order+0x614/0xef0 mm/readahead.c:515
 page_cache_sync_ra+0x6ac/0xae0 mm/readahead.c:629
 filemap_get_pages+0x6cf/0x2030 mm/filemap.c:2707
 filemap_splice_read+0x46e/0xc90 mm/filemap.c:3096
 do_splice_read fs/splice.c:980 [inline]
 do_splice_read+0x285/0x370 fs/splice.c:954
 splice_direct_to_actor+0x2a1/0xa30 fs/splice.c:1084
 do_splice_direct_actor fs/splice.c:1202 [inline]
 do_splice_direct+0x174/0x240 fs/splice.c:1228
 do_sendfile+0xadc/0xe20 fs/read_write.c:1371
 __do_sys_sendfile64 fs/read_write.c:1432 [inline]
 __se_sys_sendfile64 fs/read_write.c:1418 [inline]
 __x64_sys_sendfile64+0x1d8/0x220 fs/read_write.c:1418
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8f4199ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8f42867028 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f8f41c16090 RCX: 00007f8f4199ce59
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000003
RBP: 00007f8f41a32e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000200000200003 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8f41c16128 R14: 00007f8f41c16090 R15: 00007ffdd3e24328
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0xfa4/0x1260 mm/filemap.c:859
Code: 47 c1 ff 48 c7 c6 60 93 bd 8b 4c 89 ef e8 b4 bb 12 00 90 0f 0b e8 cc 47 c1 ff 48 c7 c6 c0 93 bd 8b 4c 89 ef e8 9d bb 12 00 90 <0f> 0b e8 b5 47 c1 ff 90 0f 0b 90 e9 76 fe ff ff e8 a7 47 c1 ff 90
RSP: 0018:ffffc90003fd7438 EFLAGS: 00010246
RAX: 0000000000080000 RBX: 0000000000112cc0 RCX: ffffc9000d802000
RDX: 0000000000080000 RSI: ffffffff825af3c8 RDI: ffff888062f94f44
RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff21b3c32
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002
R13: ffffea0000e765c0 R14: 0000000000000000 R15: 1ffff920007faeb1
FS:  00007f8f428676c0(0000) GS:ffff8880d6323000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8f419ea540 CR3: 000000005a49a000 CR4: 0000000000352ef0
DR0: 000004000002002c DR1: fffeffffff7fff00 DR2: 0000000080000002
DR3: 0000000000000005 DR6: 00000000ffff0ff0 DR7: 0000000000000400