INFO: task syz-executor.3:28595 can't die for more than 143 seconds. task:syz-executor.3 state:R running task stack:25008 pid:28595 ppid: 6537 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:4984 [inline] __schedule+0xa9a/0x4940 kernel/sched/core.c:6265 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6431 __cond_resched+0x13/0x20 kernel/sched/core.c:8144 _cond_resched include/linux/sched.h:2025 [inline] shrink_lruvec+0x1078/0x2660 mm/vmscan.c:2945 shrink_node_memcgs mm/vmscan.c:3129 [inline] shrink_node+0x858/0x1eb0 mm/vmscan.c:3252 shrink_zones mm/vmscan.c:3485 [inline] do_try_to_free_pages+0x4e2/0x1640 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: 0033:0x7f258fc2bae9 RSP: 002b:00007f258d1a1188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f258fd3ef60 RCX: 00007f258fc2bae9 RDX: 0000000001000002 RSI: 0000000000b36000 RDI: 0000000020000000 RBP: 00007f258fc85f25 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe41017b4f R14: 00007f258d1a1300 R15: 0000000000022000 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 khugepaged/33: #0: ffffffff8bc68888 (lock#5){+.+.}-{3:3}, at: __lru_add_drain_all+0x65/0x760 mm/swap.c:797 1 lock held by kswapd0/98: 1 lock held by kswapd1/99: 5 locks held by kworker/u4:6/1093: 3 locks held by kworker/1:3/2934: 1 lock held by systemd-journal/2960: #0: ffff888016b80590 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff888016b80590 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1b3/0x940 mm/readahead.c:194 2 locks held by in:imklog/6219: #0: ffff888016b8c160 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff888016b8c160 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x15ad/0x26d0 mm/filemap.c:3096 #1: ffffffff8bca7f40 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca7f40 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca7f40 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0xa1e/0x20d0 mm/page_alloc.c:5007 2 locks held by cron/6213: #0: ffff888016b8d550 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff888016b8d550 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1b3/0x940 mm/readahead.c:194 #1: ffffffff8bca8b48 (pcpu_drain_mutex){+.+.}-{3:3}, at: __drain_all_pages+0x4f/0x6c0 mm/page_alloc.c:3181 1 lock held by syz-fuzzer/6512: 3 locks held by syz-fuzzer/6515: 1 lock held by syz-executor.3/28595: #0: ffff888016b76788 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff888016b76788 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0x1b3/0x940 mm/readahead.c:194 1 lock held by syz-executor.2/28981: #0: ffff888016b76788 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:828 [inline] #0: ffff888016b76788 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x1e2/0x420 block/fops.c:625 2 locks held by syz-executor.4/28973: 3 locks held by kworker/0:2/29011: =============================================