------------[ cut here ]------------
current->flags & PF_MEMALLOC
WARNING: mm/page_alloc.c:4817 at __alloc_pages_slowpath mm/page_alloc.c:4817 [inline], CPU#0: syz.3.31/6045
WARNING: mm/page_alloc.c:4817 at __alloc_frozen_pages_noprof+0x1d7e/0x31e0 mm/page_alloc.c:5477, CPU#0: syz.3.31/6045
Modules linked in:
CPU: 0 UID: 0 PID: 6045 Comm: syz.3.31 Not tainted syzkaller #0 PREEMPT(full) 
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:4817 [inline]
RIP: 0010:__alloc_frozen_pages_noprof+0x1d7e/0x31e0 mm/page_alloc.c:5477
Code: 38 d0 7c 08 84 d2 0f 85 02 14 00 00 65 48 8b 05 90 7a 41 13 c7 84 24 90 00 00 00 00 80 00 00 f6 40 2d 08 0f 84 6a e7 ff ff 90 <0f> 0b 90 e9 61 e7 ff ff 8b bc 24 90 00 00 00 85 ff 0f 85 90 07 00
RSP: 0000:ffffc900066dd858 EFLAGS: 00010202
RAX: ffff888026cecb00 RBX: 0000000000000000 RCX: 1ffff1100fffad69
RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff88803fffd938
RBP: 0000000000000000 R08: 0000000000008000 R09: 0000000000002e14
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888026cecb2c
R13: 1ffff92000cdbb25 R14: 0000000000048c40 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888095279000(0063) knlGS:00000000f5426b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f71e968f CR3: 000000004ea59000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 alloc_pages_mpol+0x201/0x560 mm/mempolicy.c:2511
 alloc_pages_noprof mm/mempolicy.c:2602 [inline]
 folio_alloc_noprof+0x22/0x250 mm/mempolicy.c:2612
 filemap_alloc_folio_noprof.part.0+0x3db/0x440 mm/filemap.c:1017
 filemap_alloc_folio_noprof mm/filemap.c:2062 [inline]
 __filemap_get_folio_mpol+0x64e/0x11d0 mm/filemap.c:2047
 __filemap_get_folio include/linux/pagemap.h:758 [inline]
 ext4_mb_load_buddy_gfp+0x708/0x1b20 fs/ext4/mballoc.c:1730
 ext4_discard_preallocations+0x584/0x10c0 fs/ext4/mballoc.c:5684
 ext4_clear_inode+0x6e/0x280 fs/ext4/super.c:1574
 ext4_evict_inode+0x1de/0x1890 fs/ext4/inode.c:400
 evict+0x3c2/0xad0 fs/inode.c:821
 dispose_list+0x117/0x1e0 fs/inode.c:863
 prune_icache_sb+0xea/0x150 fs/inode.c:1021
 super_cache_scan+0x37c/0x560 fs/super.c:227
 do_shrink_slab+0x411/0x1200 mm/shrinker.c:452
 shrink_slab_memcg mm/shrinker.c:569 [inline]
 shrink_slab+0xa78/0x12d0 mm/shrinker.c:647
 shrink_one+0x3d3/0x870 mm/vmscan.c:5320
 shrink_many mm/vmscan.c:5381 [inline]
 lru_gen_shrink_node mm/vmscan.c:5459 [inline]
 shrink_node+0x2a61/0x4410 mm/vmscan.c:6465
 shrink_zones mm/vmscan.c:6701 [inline]
 do_try_to_free_pages+0x2da/0x1500 mm/vmscan.c:6763
 try_to_free_pages+0x2a0/0x740 mm/vmscan.c:7002
 __perform_reclaim mm/page_alloc.c:4441 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:4464 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4959 [inline]
 __alloc_frozen_pages_noprof+0x11b6/0x31e0 mm/page_alloc.c:5477
 alloc_pages_mpol+0x201/0x560 mm/mempolicy.c:2511
 folio_alloc_mpol_noprof+0x36/0x260 mm/mempolicy.c:2530
 shmem_alloc_folio+0x135/0x160 mm/shmem.c:2184
 shmem_alloc_and_add_folio+0x371/0xd40 mm/shmem.c:2226
 shmem_get_folio_gfp+0x758/0x1af0 mm/shmem.c:2780
 shmem_get_folio mm/shmem.c:2879 [inline]
 shmem_write_begin+0x1a4/0x420 mm/shmem.c:3514
 generic_perform_write+0x292/0xa40 mm/filemap.c:4392
 shmem_file_write_iter+0x10e/0x140 mm/shmem.c:3689
 __kernel_write_iter+0x2ac/0x920 fs/read_write.c:621
 dump_write_iter fs/coredump.c:1360 [inline]
 dump_emit_page fs/coredump.c:1533 [inline]
 dump_user_range+0xa0d/0xe90 fs/coredump.c:1601
 elf_core_dump+0x31f7/0x4300 fs/binfmt_elf.c:2106
 coredump_write+0xd88/0x1c20 fs/coredump.c:1150
 do_coredump.constprop.0+0x9bb/0x25e0 fs/coredump.c:1237
 vfs_coredump+0x9b0/0x1180 fs/coredump.c:1312
 get_signal+0x1fba/0x22e0 kernel/signal.c:3098
 arch_do_signal_or_restart+0x91/0x7a0 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:66 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:101 [inline]
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline]
 irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline]
 irqentry_exit+0x542/0xab0 kernel/entry/common.c:152
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0023:0xf7f78fbc
Code: Unable to access opcode bytes at 0xf7f78f92.
RSP: 002b:00000000f54264bc EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000020000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>