INFO: task syz-executor.5:19117 can't die for more than 148 seconds.
task:syz-executor.5  state:D stack:22504 pid:19117 ppid:  6898 flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4984 [inline]
 __schedule+0xa9a/0x4940 kernel/sched/core.c:6265
 schedule+0xd2/0x260 kernel/sched/core.c:6338
 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1881
 reclaim_throttle+0x1ce/0x5e0 mm/vmscan.c:1072
 consider_reclaim_throttle mm/vmscan.c:3399 [inline]
 shrink_zones mm/vmscan.c:3486 [inline]
 do_try_to_free_pages+0x878/0x1640 mm/vmscan.c:3541
 try_to_free_pages+0x29f/0x750 mm/vmscan.c:3776
 __perform_reclaim mm/page_alloc.c:4588 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
 __alloc_pages_slowpath.constprop.0+0xac7/0x20d0 mm/page_alloc.c:5007
 __alloc_pages+0x412/0x500 mm/page_alloc.c:5382
 alloc_pages+0x1a7/0x300 mm/mempolicy.c:2191
 folio_alloc+0x1c/0x70 mm/mempolicy.c:2283
 filemap_alloc_folio+0x8e/0xb0 mm/filemap.c:1036
 __page_cache_alloc include/linux/pagemap.h:325 [inline]
 page_cache_ra_unbounded+0x36a/0x940 mm/readahead.c:215
 do_page_cache_ra+0xf9/0x140 mm/readahead.c:268
 do_sync_mmap_readahead mm/filemap.c:2996 [inline]
 filemap_fault+0x1562/0x26d0 mm/filemap.c:3089
 __do_fault+0x10d/0x4d0 mm/memory.c:3853
 do_read_fault mm/memory.c:4168 [inline]
 do_fault mm/memory.c:4297 [inline]
 handle_pte_fault mm/memory.c:4555 [inline]
 __handle_mm_fault+0x28e8/0x5120 mm/memory.c:4690
 handle_mm_fault+0x1c8/0x790 mm/memory.c:4788
 faultin_page mm/gup.c:939 [inline]
 __get_user_pages+0x522/0xfb0 mm/gup.c:1160
 populate_vma_page_range+0x24d/0x330 mm/gup.c:1492
 __mm_populate+0x1ea/0x3e0 mm/gup.c:1601
 mm_populate include/linux/mm.h:2734 [inline]
 vm_mmap_pgoff+0x20e/0x290 mm/util.c:524
 ksys_mmap_pgoff+0x49f/0x620 mm/mmap.c:1624
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6c24bc8ae9
RSP: 002b:00007f6c2213e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f6c24cdbf60 RCX: 00007f6c24bc8ae9
RDX: 0000000001000002 RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00007f6c24c22f25 R08: 0000000000000004 R09: 0000000000000000
R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd8b91d5cf R14: 00007f6c2213e300 R15: 0000000000022000
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/27:
 #0: ffffffff8bb83a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6458
1 lock held by kswapd0/98:
1 lock held by kswapd1/99:
1 lock held by in:imklog/6234:
 #0: ffff88807f8bb770 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:990
1 lock held by syz-executor.5/19117:
 #0: ffff888016bc5bc8 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
 #0: ffff888016bc5bc8 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0x1b3/0x940 mm/readahead.c:194

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