syzbot


Out of 225 bugs, 171 were automatically obsoleted (169 due to revoked reproducers), 54 were invalidated by users.
Applied filters: WithRepro (drop) Label=subsystems:mm (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
general protection fault in zap_huge_pmd prio:high mm 2 C 7 100d 101d
kernel BUG in z3fold_page_migrate mm -1 syz 354 456d 662d
WARNING in unlink_anon_vmas (2) mm prio:high -1 C error 30 96d 160d
INFO: rcu detected stall in sys_rename (8) mm prio:low 1 syz 10 127d 123d
KASAN: slab-use-after-free Read in mas_walk mm prio:high 19 C 1 136d 135d
kernel BUG in filemap_fault (3) net mm -1 C error error 15 145d 241d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 401 138d 582d
KMSAN: uninit-value in sw842_compress mm 7 C 107 138d 657d
kernel BUG in collapse_scan_file mm -1 C error 967 99d 100d
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 17139 103d 154d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done error 3 163d 553d
INFO: task hung in rmap_walk_file mm 1 C error error 19 165d 505d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 170d 202d
INFO: rcu detected stall in sys_signalfd4 (2) cgroups mm 1 syz 1 193d 192d
WARNING in memcg1_swapout mm cgroups -1 C error 24 164d 161d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 211d 506d
WARNING in alloc_frozen_pages_noprof mm -1 C 390 195d 319d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 16 251d 564d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 493d 2146d
KASAN: slab-use-after-free Read in filemap_map_pages mm 19 C inconclusive done 17 269d 543d
kernel BUG in __free_one_page (2) mm -1 C 4 274d 284d
WARNING in v9fs_fid_get_acl mm -1 C error error 5678 261d 1304d
WARNING: bad unlock balance in hugetlb_vmdelete_list mm fs 4 C 1 277d 277d
BUG: unable to handle kernel paging request in free_unref_page mm 8 syz 2 534d 756d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm 4 C error inconclusive 621 698d 762d
kernel BUG in page_table_check_set mm -1 C 6 297d 310d
BUG: Bad page state in page_cache_ra_order mm -1 C error 37 267d 422d
WARNING in copy_process mm -1 syz 2 304d 307d
WARNING: lib/refcount.c:LINE at 0x0, CPU: syz.NUM.NUM/NUM mm -1 syz 3 214d 214d
WARNING in vma_modify (2) mm -1 C 10 220d 216d
kernel BUG in set_page_refcounted mm ntfs3 -1 syz error 1 331d 330d
BUG: Bad page state in iomap_write_begin mm -1 C 271 315d 584d
WARNING: lock held when returning to user space in lock_next_vma mm 4 C done 3 346d 354d
KASAN: slab-use-after-free Read in mas_next_slot (2) mm 19 C done 3 346d 346d
WARNING in kunmap_local_indexed mm -1 C 2431 332d 852d
possible deadlock in lock_next_vma mm 4 C 4 348d 350d
general protection fault in __pte_offset_map_lock (2) mm 2 C 13 318d 325d
stack segment fault in mtree_range_walk mm 2 C done 6 349d 354d
possible deadlock in gup_fast_fallback mm 4 C done inconclusive 2729 320d 798d
KASAN: global-out-of-bounds Read in get_mem_cgroup_from_mm cgroups mm 17 C 2 418d 482d
INFO: task hung in hugetlb_fault mm 1 C done done 65 339d 658d
general protection fault in mas_start mm 2 C error 1 349d 348d
WARNING in get_taint (2) mm -1 C 363 579d 610d
WARNING: bad unlock balance in move_pgt_entry mm 4 C done 5 376d 375d
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm 6 syz 760 586d 1160d
WARNING in page_counter_cancel (5) cgroups mm -1 C 15 408d 631d
WARNING in vms_complete_munmap_vmas mm -1 C 2396 381d 627d
WARNING: bad unlock balance in __mm_populate xfs mm 4 C 52 467d 482d
INFO: task hung in hugetlb_wp mm 1 C done inconclusive 94 489d 680d
general protection fault in xas_create mm 2 syz 2 419d 468d
INFO: rcu detected stall in vma_link_file mm input usb 1 syz 1 625d 621d
UBSAN: shift-out-of-bounds in xas_reload mm -1 C 4 492d 506d
KASAN: slab-out-of-bounds Read in folio_try_get mm 17 C 3 478d 498d
WARNING in get_dump_page ext4 mm -1 C done error 5 473d 486d
INFO: rcu detected stall in asm_exc_page_fault mm 1 syz error error 4 450d 840d
BUG: unable to handle kernel paging request in shmem_undo_range mm 17 syz 3 458d 495d
INFO: task hung in __lru_add_drain_all (2) mm 1 syz error 272 433d 771d
KASAN: slab-out-of-bounds Read in generic_perform_write mm 19 C inconclusive done 10473 450d 1007d
BUG: unable to handle kernel NULL pointer dereference in rcu_core (3) rcu mm 10 syz done done 4 480d 508d
KMSAN: uninit-value in swap_writepage mm 7 syz 25 464d 625d
UBSAN: shift-out-of-bounds in shmem_undo_range mm -1 syz 1 472d 468d
possible deadlock in move_pages (2) mm 4 C done 508 530d 552d
UBSAN: shift-out-of-bounds in xas_create mm -1 C 5 474d 508d
BUG: corrupted list in do_compact_page mm 8 syz 46 458d 647d
general protection fault in mremap mm 2 C done done 25 450d 448d
KASAN: slab-use-after-free Read in lookup_object_or_alloc (2) mm media 19 syz error unreliable 8 496d 578d
kernel BUG in shmem_undo_range mm -1 syz 1 496d 495d
WARNING in workingset_update_node mm -1 syz 1 496d 495d
UBSAN: shift-out-of-bounds in filemap_get_entry mm -1 C 6 507d 510d
general protection fault in __pte_offset_map_lock mm 22 C done done 90 564d 783d
UBSAN: shift-out-of-bounds in shmem_add_to_page_cache mm -1 syz 1 510d 508d
kernel panic: stack is corrupted in _raw_spin_unlock_irqrestore ntfs3 mm exfat 2 syz 2 638d 638d
INFO: rcu detected stall in netlink_release (5) net mm 1 syz error inconclusive 2 522d 526d
BUG: stack guard page was hit in sys_openat mm v9fs -1 C done done 6 523d 520d
BUG: Bad page map (8) mm -1 C done done 10 526d 709d
BUG: stack guard page was hit in sys_sendfile64 mm -1 C 7 527d 571d
WARNING in __page_table_check_ptes_set (2) mm -1 C done inconclusive 120 530d 745d
INFO: rcu detected stall in schedule_tail (6) mm 1 C 8 538d 632d
WARNING: locking bug in get_page_from_freelist mm 4 syz 410 510d 600d
INFO: rcu detected stall in kswapd (3) mm 1 C 5 546d 629d
BUG: stack guard page was hit in v9fs_file_read_iter mm -1 C 26 523d 598d
INFO: rcu detected stall in kcompactd (2) mm 1 C error unreliable 6 576d 757d
INFO: rcu detected stall in vms_complete_munmap_vmas mm 1 syz 3 578d 610d
general protection fault in mas_store_prealloc mm 8 C 11 570d 587d
KASAN: slab-out-of-bounds Write in shmem_file_read_iter hfs mm 21 C error done 4 603d 926d
INFO: rcu detected stall in sys_symlink (5) mm fs 1 syz inconclusive done 6 575d 625d
kernel BUG in zap_huge_pmd mm -1 C 2 611d 607d
WARNING in lru_gen_add_folio mm -1 C done 28 563d 565d
kernel BUG in __page_table_check_zero (2) mm -1 C error done 32 595d 604d
WARNING in lru_gen_clear_refs mm -1 C done 14 565d 567d
kernel BUG in page_table_check_clear (2) mm -1 C 17 604d 639d
KASAN: slab-use-after-free Read in shrinker_free mm 19 C 17 625d 647d
INFO: rcu detected stall in ext4_release_file (2) mm ext4 1 C error done 3 666d 759d
kernel panic: corrupted stack end in kernel_init (2) mm 2 syz 12 636d 650d
KMSAN: kernel-infoleak in bpf_probe_write_user mm 9 C 3 792d 806d
BUG: Bad page state (8) jfs mm -1 C 12982 614d 1972d
kernel BUG in swap_cgroup_record mm cgroups -1 syz done 10 680d 680d
BUG: unable to handle kernel NULL pointer dereference in __swap_duplicate mm 10 C 1 757d 753d
kernel panic: corrupted stack end in userfaultfd_ioctl mm 2 C 1 758d 754d
INFO: task can't die in shrink_inactive_list (2) mm 1 C error 2 2048d 2045d
BUG: unable to handle kernel paging request in account_kernel_stack mm 8 C 1 763d 759d
WARNING in hpage_collapse_scan_pmd (2) mm -1 syz done done 3 781d 785d
KASAN: slab-use-after-free Read in hugetlb_fault mm 19 C done done 6 777d 801d
WARNING in try_to_migrate_one (2) mm -1 C error error 6 781d 840d
kernel BUG in do_page_mkwrite mm -1 C done error 16 785d 1046d
WARNING in validate_chain mm -1 C error error 19 793d 822d
BUG: unable to handle kernel paging request in bpf_probe_read_kernel_str mm 8 C done error 4 855d 871d
kernel BUG in validate_mm (3) mm -1 C error 3 880d 880d
WARNING: bad unlock balance in madvise_cold_or_pageout_pte_range mm 4 C error 8 814d 816d
BUG: bad usercopy in do_handle_open hardening mm -1 C error 446 814d 813d
general protection fault in hpage_collapse_scan_file mm 2 C error 22 810d 809d
BUG: unable to handle kernel paging request in bpf_probe_read_compat_str mm 8 C done error 4 858d 883d
INFO: task hung in __unmap_and_move (4) mm 1 C error done 4 844d 1276d
general protection fault in shmem_get_next_id mm 2 C error 19 809d 816d
general protection fault in dequeue_hugetlb_folio_nodemask mm 2 C done 3 755d 751d
KMSAN: uninit-value in zswap_frontswap_store mm 7 C 4027 825d 1108d
WARNING in __kfence_free (3) kasan mm -1 syz 92 826d 984d
possible deadlock in lock_vma mm 4 C done 18 865d 862d
WARNING in move_pages mm -1 C done 8 865d 862d
general protection fault in rcu_core (2) acpi fs mm 10 C done done 4 901d 1116d
general protection fault in unlink_file_vma (2) mm exfat 2 C inconclusive done 1 904d 1097d
general protection fault in free_swap_cache (4) mm 2 C done done 1 906d 905d
stack segment fault in __stack_depot_save kernfs mm net 2 C inconclusive done 3 908d 1069d
possible deadlock in __unmap_hugepage_range mm 4 C done 31 881d 883d
kernel BUG in resv_map_release mm -1 C done 34 881d 883d
general protection fault in __hugetlb_zap_begin mm 2 C done done 21 937d 972d
general protection fault in folio_flags (2) mm 2 C done 57 920d 921d
WARNING in pin_user_pages_locked mm -1 C done 48 2088d 2089d
general protection fault in folio_flags mm 2 C unreliable 245 981d 983d
kernel panic: stack is corrupted in save_stack mm ntfs3 2 C unreliable 1 1151d 1147d
BUG: unable to handle kernel paging request in mas_alloc_nodes mm exfat 8 C inconclusive 1 1029d 1025d
WARNING in page_vma_mapped_walk mm -1 C done 23 993d 1000d
WARNING in copy_hugetlb_page_range mm -1 C done 130 997d 1000d
Internal error in __zone_watermark_ok mm net 2 C 26 1109d 1138d
general protection fault in mt_validate mm 17 C error error 200 1089d 1092d
kernel BUG in free_unref_page_prepare mm -1 C done 1489 1034d 1040d
WARNING: suspicious RCU usage in mas_walk (2) mm 4 C done 97 1066d 1088d
WARNING in shmem_evict_inode mm -1 syz done unreliable 4 1107d 1265d
KASAN: slab-use-after-free Read in mas_prev_nentry mm 19 syz error 1 1127d 1123d
BUG: unable to handle kernel paging request in folio_flags mm ext4 8 C error 15 1148d 1235d
KASAN: stack-out-of-bounds Write in ktime_get_coarse_real_ts64 ntfs3 mm 21 C error done 1 1166d 1222d
WARNING in account_page_dirtied fs mm -1 C error inconclusive 44 1842d 3009d
BUG: unable to handle kernel NULL pointer dereference in shmem_evict_inode mm ext4 10 C 1 1323d 1319d
kernel BUG in __tlb_remove_page_size (2) mm arch -1 C error 42 1229d 1239d
kernel BUG at include/linux/mm.h:LINE! (6) mm -1 C error error 98 1346d 2260d
kernel BUG at include/linux/swapops.h:LINE! mm -1 C error error 56 1244d 2219d
BUG: unable to handle kernel paging request in bdi_register_va mm 8 C 1 1323d 1322d
INFO: task hung in lru_add_drain_all mm 1 C done inconclusive 22 1887d 2184d
WARNING in __put_task_struct (3) io-uring mm -1 C error 4 1262d 1262d
WARNING in follow_hugetlb_page mm io-uring -1 C inconclusive 34 1504d 1506d
general protection fault in sanity_check_pinned_pages mm 2 C error 4 1408d 1406d
general protection fault in PageHeadHuge mm 2 C error 96 1350d 1373d
KASAN: stack-out-of-bounds Write in check_move_unevictable_pages mm 21 C done 9 1481d 1481d
general protection fault in _parse_integer_fixup_radix mm 2 C error 181 1333d 1346d
WARNING in vma_complete mm -1 syz error 2 1264d 1264d
general protection fault in mpol_parse_str mm 2 C error 3 1336d 1336d
KASAN: slab-out-of-bounds Read in mas_leaf_max_gap mm io-uring 19 syz error 3 1300d 1344d
KASAN: use-after-free Read in anon_vma_interval_tree_remove mm 19 C done 14 1323d 1506d
WARNING in anon_vma_name mm -1 C done 211 1320d 1321d
KASAN: null-ptr-deref Write in alloc_buddy_huge_page mm 12 C error 17 1351d 1371d
possible deadlock in list_lru_add mm hfs 4 C 1 1284d 1280d
kernel BUG in split_huge_page_to_list mm -1 C done 115 1594d 1980d
BUG: sleeping function called from invalid context in __munlock_pagevec mm 5 C unreliable unreliable 15 1812d 1813d
KASAN: use-after-free Read in generic_perform_write fs mm 19 C error 73 1838d 2900d
general protection fault in lock_page_memcg cgroups mm 2 C done 2 1855d 1851d
KASAN: use-after-free Read in userfaultfd_release (2) fs mm 19 C done 5 2170d 2176d
BUG: sleeping function called from invalid context in vm_map_ram mm 5 C done 1222 1192d 1194d
BUG: unable to handle kernel paging request in mem_cgroup_track_foreign_dirty_slowpath cgroups mm 10 C 19 1314d 1394d
BUG: bad usercopy in io_openat2_prep (2) hardening mm -1 C 26 1226d 1230d
BUG: bad usercopy in io_openat2_prep hardening mm -1 C 81 1230d 1232d
KASAN: stack-out-of-bounds Read in collapse_file mm 17 C done 29 1312d 1324d
KASAN: use-after-free Read in mprotect_fixup mm 19 C done 5 1420d 1447d
WARNING in page_counter_cancel (4) cgroups mm -1 C done 4 1425d 1440d
KASAN: use-after-free Read in exit_mmap mm 19 C done 2 1431d 1431d
KASAN: null-ptr-deref Read in hugepage_vma_check mm 11 C done 22 1466d 1471d
possible deadlock in split_huge_page_to_list mm 4 C done 526 1650d 1656d
INFO: task can't die in reclaim_throttle mm 1 C error 76 1655d 1662d
BUG: sleeping function called from invalid context in futex_exit_release mm 5 C done 803 1611d 1655d
KASAN: null-ptr-deref Read in PageHuge mm 11 C error 34 2110d 2108d
KMSAN: uninit-value in mbind_range (2) mm 7 C 18 1710d 1733d
KMSAN: uninit-value in do_mbind mm 7 C 9 1812d 1883d
kernel BUG in __tlb_remove_page_size mm -1 syz unreliable done 4 1816d 1815d
BUG: unable to handle kernel paging request in free_block (5) mm 8 syz done done 3 2228d 2627d
KMSAN: uninit-value in irqtime_account_irq (2) cgroups mm 7 C 7 1520d 1653d
INFO: rcu detected stall in kvm_vcpu_ioctl mm 1 C error unreliable 251 1669d 2846d
INFO: rcu detected stall in new_sync_read mm 1 C error error 9 2256d 2364d
INFO: rcu detected stall in ext4_file_write_iter (4) mm 1 C unreliable 58 1619d 1648d
INFO: task hung in __drain_all_pages (2) mm 1 C unreliable unreliable 4 1685d 1790d
KMSAN: uninit-value in mem_cgroup_try_charge cgroups mm 7 C 1 2579d 2579d
KMSAN: uninit-value in mpol_rebind_task mm 7 C 17 2649d 2719d
WARNING: ODEBUG bug in __put_task_struct mm io-uring -1 syz done 1 1702d 1700d
KMSAN: uninit-value in mbind_range mm 7 C 5 1735d 1739d
BUG: unable to handle kernel paging request in workingset_age_nonresident mm 8 C done 111 2034d 2034d
kernel BUG at mm/vmscan.c:LINE! (2) mm -1 C done 54 2415d 2521d
BUG: sleeping function called from invalid context in __alloc_pages_nodemask mm 5 C done 6299 2379d 2401d
possible deadlock in __mmu_notifier_invalidate_range_end mm 4 C done 72 2477d 2486d
kernel BUG at include/linux/rmap.h:LINE! mm -1 syz done 6 2454d 2449d
possible deadlock in get_user_pages_unlocked (2) mm 4 C done 4 2580d 2583d
KASAN: null-ptr-deref Read in reclaim_high mm cgroups 11 C done 1423 2704d 2725d
BUG: unable to handle kernel (3) mm -1 C 2 2916d 2952d
general protection fault in _vm_normal_page mm 2 syz done 2 2908d 2908d
BUG: Bad page state (6) mm -1 C 2 2676d 2676d
BUG: Bad page state (5) mm -1 C 171 2678d 2691d
KMSAN: uninit-value in get_page_from_freelist mm 7 C 60 2914d 3002d
BUG: bad usercopy in __check_object_size (2) mm hardening -1 C 10 2850d 2850d
BUG: unable to handle kernel NULL pointer dereference in map_vm_area mm 10 C 18 2862d 2916d
BUG: Bad page map (2) mm -1 syz 127 2852d 2908d
general protection fault in __x86_indirect_thunk_r11 kasan mm 2 C 1 2867d 2867d
BUG: unable to handle kernel NULL pointer dereference in radix_tree_lookup_slot mm 10 C 1 2897d 2896d
KMSAN: uninit-value in rcu_cblist_dequeue mm 7 C 33 2918d 3003d
WARNING: bad usercopy in corrupted hardening mm -1 syz 2 2892d 2892d
KASAN: slab-out-of-bounds Read in find_first_bit mm 17 C 196 2908d 2913d
KASAN: stack-out-of-bounds Read in __handle_mm_fault mm 17 C 2 2911d 2911d
KASAN: stack-out-of-bounds Read in vma_interval_tree_insert mm 17 C 1 2912d 2912d
general protection fault in kmem_cache_free mm 2 C 1 2912d 2912d
KMSAN: uninit-value in copy_page_to_iter (2) mm 7 C 4710 2941d 2988d
KMSAN: uninit-value in __probe_kernel_read mm 7 C 69 2966d 2987d
general protection fault in __kmalloc mm 2 syz 7 2972d 2987d
BUG: unable to handle kernel NULL pointer dereference in __mem_cgroup_free mm cgroups 10 C 5 2972d 2988d
BUG: unable to handle kernel NULL pointer dereference in should_fail mm 10 syz 1 2974d 2974d
kernel BUG at mm/kmsan/kmsan.c:LINE! (2) mm -1 C 55 2923d 2935d
KMSAN: uninit-value in load_script fs mm 7 C 11 2988d 3002d
WARNING: refcount bug in compat_SyS_x86_clone mm 13 syz 1 3005d 3005d
kernel BUG at mm/usercopy.c:LINE! (2) hardening mm -1 C 109444 3121d 3174d
WARNING in __wake_up_common fs mm -1 C 71463 3110d 3103d