------------[ cut here ]------------
current->flags & PF_MEMALLOC
WARNING: mm/page_alloc.c:4816 at __alloc_pages_slowpath mm/page_alloc.c:4816 [inline], CPU#0: syz.6.2293/14073
WARNING: mm/page_alloc.c:4816 at __alloc_frozen_pages_noprof+0x1eac/0x3300 mm/page_alloc.c:5449, CPU#0: syz.6.2293/14073
Modules linked in:
CPU: 0 UID: 0 PID: 14073 Comm: syz.6.2293 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:__alloc_pages_slowpath mm/page_alloc.c:4816 [inline]
RIP: 0010:__alloc_frozen_pages_noprof+0x1eac/0x3300 mm/page_alloc.c:5449
Code: 38 d0 7c 08 84 d2 0f 85 de 12 00 00 65 48 8b 05 22 6f 1c 13 c7 84 24 94 00 00 00 00 80 00 00 f6 40 2d 08 0f 84 ba e7 ff ff 90 <0f> 0b 90 e9 b1 e7 ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03
RSP: 0000:ffffc900038e6168 EFLAGS: 00010202
RAX: ffff88802a7d0000 RBX: 0000000000000000 RCX: 1ffff1100fffad29
RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff88803fffd938
RBP: ffff88802a7d002c R08: 0000000000008000 R09: 0000000000000001
R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000148c48
R13: ffff88803fffb900 R14: 0000000000000000 R15: 1ffff9200071cc47
FS:  0000000000000000(0000) GS:ffff88809574a000(0063) knlGS:0000000056ed8480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f7434f50 CR3: 0000000073b77000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 alloc_pages_mpol+0x201/0x550 mm/mempolicy.c:2486
 alloc_pages_noprof mm/mempolicy.c:2577 [inline]
 folio_alloc_noprof+0x22/0x250 mm/mempolicy.c:2587
 filemap_alloc_folio_noprof.part.0+0x3db/0x440 mm/filemap.c:1019
 filemap_alloc_folio_noprof mm/filemap.c:2033 [inline]
 __filemap_get_folio_mpol+0x653/0x1280 mm/filemap.c:2018
 __filemap_get_folio include/linux/pagemap.h:761 [inline]
 grow_dev_folio fs/buffer.c:858 [inline]
 grow_buffers fs/buffer.c:924 [inline]
 __getblk_slow fs/buffer.c:942 [inline]
 bdev_getblk+0x246/0x6a0 fs/buffer.c:1346
 __getblk include/linux/buffer_head.h:378 [inline]
 sb_getblk include/linux/buffer_head.h:384 [inline]
 __ext4_get_inode_loc+0x571/0x1510 fs/ext4/inode.c:4921
 ext4_get_inode_loc+0xbd/0x160 fs/ext4/inode.c:5049
 ext4_reserve_inode_write+0x145/0x330 fs/ext4/inode.c:6511
 __ext4_mark_inode_dirty+0x18f/0x910 fs/ext4/inode.c:6699
 ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6736
 __mark_inode_dirty+0x1f3/0x16e0 fs/fs-writeback.c:2744
 mark_inode_dirty_sync include/linux/fs.h:2213 [inline]
 sync_lazytime fs/fs-writeback.c:1776 [inline]
 sync_lazytime+0x39b/0x5d0 fs/fs-writeback.c:1768
 iput.part.0+0x207/0x1050 fs/inode.c:2045
 iput+0x35/0x40 fs/inode.c:2029
 dentry_unlink_inode+0x284/0x470 fs/dcache.c:479
 dentry_kill+0x25d/0xc20 fs/dcache.c:826
 shrink_kill fs/dcache.c:1275 [inline]
 shrink_dentry_list+0x1e8/0x310 fs/dcache.c:1292
 prune_dcache_sb+0xea/0x150 fs/dcache.c:1374
 super_cache_scan+0x32b/0x550 fs/super.c:225
 do_shrink_slab+0x416/0x1200 mm/shrinker.c:445
 shrink_slab+0x171/0x12e0 mm/shrinker.c:676
 shrink_one+0x398/0x850 mm/vmscan.c:5119
 shrink_many mm/vmscan.c:5180 [inline]
 lru_gen_shrink_node mm/vmscan.c:5258 [inline]
 shrink_node+0x2b20/0x4320 mm/vmscan.c:6247
 shrink_zones mm/vmscan.c:6503 [inline]
 do_try_to_free_pages+0x33e/0x16d0 mm/vmscan.c:6565
 try_to_free_pages+0x2a0/0x740 mm/vmscan.c:6804
 __perform_reclaim mm/page_alloc.c:4451 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:4478 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4939 [inline]
 __alloc_frozen_pages_noprof+0xf8a/0x3300 mm/page_alloc.c:5449
 alloc_pages_mpol+0x201/0x550 mm/mempolicy.c:2486
 folio_alloc_mpol_noprof+0x36/0x260 mm/mempolicy.c:2505
 __swap_cache_alloc mm/swap_state.c:440 [inline]
 swap_cache_alloc_folio+0x3d7/0xc50 mm/swap_state.c:530
 swap_cache_read_folio+0x47/0x140 mm/swap_state.c:652
 swap_cache_read_folio_sync mm/swap_state.c:736 [inline]
 swap_cluster_readahead+0x477/0x5d0 mm/swap_state.c:858
 swapin_readahead+0xf0/0x260 mm/swap_state.c:997
 do_swap_page+0xf72/0x5580 mm/memory.c:4971
 handle_pte_fault mm/memory.c:6561 [inline]
 __handle_mm_fault+0x15bd/0x2f60 mm/memory.c:6707
 handle_mm_fault+0x363/0xa20 mm/memory.c:6876
 do_user_addr_fault+0x59c/0x12f0 arch/x86/mm/fault.c:1343
 handle_page_fault arch/x86/mm/fault.c:1483 [inline]
 exc_page_fault+0x6f/0xd0 arch/x86/mm/fault.c:1536
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0023:0xf7058d38
Code: Unable to access opcode bytes at 0xf7058d0e.
RSP: 002b:00000000ffd35190 EFLAGS: 00010246
RAX: 00000000f7434f40 RBX: 00000000f73faff4 RCX: 0000000000000000
RDX: 00000000f73faff4 RSI: 00000000f7434f40 RDI: 00000000f73faff4
RBP: 00000000ffd353e8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>