blkdev_ioctl+0x513/0x6f0 block/ioctl.c:779
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x10b/0xf80 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: 3 UID: 0 PID: 12180 Comm: syz.6.1732 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+0xf81/0x1350 mm/filemap.c:859
Code: 75 a5 c3 ff 48 8d 3d 2e d7 96 0e 67 48 0f b9 3a e9 07 fd ff ff e8 5f a5 c3 ff 48 c7 c6 a0 55 bd 8b 4c 89 ef e8 10 bc 12 00 90 <0f> 0b 4c 8b 6c 24 60 e8 43 a5 c3 ff 48 c7 84 24 a0 00 00 00 03 00
RSP: 0018:ffffc90005d67820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888025a24a00 RSI: ffffffff8257a2e8 RDI: ffff888025a24ec4
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000002
R13: ffffea0001647e80 R14: 0000000000000000 R15: 1ffff92000bacf2f
FS:  00007f567a4216c0(0000) GS:ffff8880d6679000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe9cc000020 CR3: 00000000602cb000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x1d8/0x690 mm/filemap.c:967
 ra_alloc_folio mm/readahead.c:456 [inline]
 page_cache_ra_order+0x614/0xf10 mm/readahead.c:515
 do_sync_mmap_readahead mm/filemap.c:3406 [inline]
 filemap_fault+0x1900/0x2e90 mm/filemap.c:3555
 __do_fault+0x10b/0x440 mm/memory.c:5458
 do_read_fault mm/memory.c:5893 [inline]
 do_fault+0xa99/0x1750 mm/memory.c:6027
 do_pte_missing mm/memory.c:4550 [inline]
 handle_pte_fault mm/memory.c:6411 [inline]
 __handle_mm_fault+0x187d/0x2a00 mm/memory.c:6549
 handle_mm_fault+0x36d/0xa20 mm/memory.c:6718
 do_user_addr_fault+0x5a3/0x12f0 arch/x86/mm/fault.c:1334
 handle_page_fault arch/x86/mm/fault.c:1474 [inline]
 exc_page_fault+0x6f/0xd0 arch/x86/mm/fault.c:1527
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7f56794651b0
Code: 00 b8 08 00 00 00 48 8d 35 ad d7 1e 00 41 39 c6 44 0f 47 f0 44 89 74 24 64 44 89 f0 e9 eb fe ff ff 66 0f 1f 84 00 00 00 00 00 <48> 8b 4c 06 f8 4c 89 cf 49 89 4c 01 f8 8d 48 ff c1 e9 03 f3 48 a5
RSP: 002b:00007f567a41ef60 EFLAGS: 00010216
RAX: 0000000000000012 RBX: 0000000000000005 RCX: 0000000000000012
RDX: 0000000000000080 RSI: 0000200000000040 RDI: 00007f56796517a4
RBP: 00007f567a41ffd0 R08: 0000000000000012 R09: 00007f567a41efc8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000080085502
R13: 0000000800000000 R14: 0000000000000012 R15: 00007f56796511da
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0xf81/0x1350 mm/filemap.c:859
Code: 75 a5 c3 ff 48 8d 3d 2e d7 96 0e 67 48 0f b9 3a e9 07 fd ff ff e8 5f a5 c3 ff 48 c7 c6 a0 55 bd 8b 4c 89 ef e8 10 bc 12 00 90 <0f> 0b 4c 8b 6c 24 60 e8 43 a5 c3 ff 48 c7 84 24 a0 00 00 00 03 00
RSP: 0018:ffffc90005d67820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888025a24a00 RSI: ffffffff8257a2e8 RDI: ffff888025a24ec4
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000002
R13: ffffea0001647e80 R14: 0000000000000000 R15: 1ffff92000bacf2f
FS:  00007f567a4216c0(0000) GS:ffff8880d6679000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe9cc000020 CR3: 00000000602cb000 CR4: 0000000000352ef0