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 105d 106d
kernel BUG in z3fold_page_migrate mm -1 syz 354 461d 667d
WARNING in unlink_anon_vmas (2) mm prio:high -1 C error 30 102d 166d
INFO: rcu detected stall in sys_rename (8) mm prio:low 1 syz 10 133d 129d
KASAN: slab-use-after-free Read in mas_walk mm prio:high 19 C 1 141d 140d
kernel BUG in filemap_fault (3) net mm -1 C error error 15 150d 246d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 401 143d 587d
KMSAN: uninit-value in sw842_compress mm 7 C 107 144d 663d
kernel BUG in collapse_scan_file mm -1 C error 967 104d 106d
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 17139 108d 159d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done error 3 169d 558d
INFO: task hung in rmap_walk_file mm 1 C error error 19 170d 511d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 175d 208d
INFO: rcu detected stall in sys_signalfd4 (2) cgroups mm 1 syz 1 199d 197d
WARNING in memcg1_swapout mm cgroups -1 C error 24 170d 167d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 216d 511d
WARNING in alloc_frozen_pages_noprof mm -1 C 390 200d 324d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 16 256d 569d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 499d 2151d
KASAN: slab-use-after-free Read in filemap_map_pages mm 19 C inconclusive done 17 275d 548d
kernel BUG in __free_one_page (2) mm -1 C 4 280d 290d
WARNING in v9fs_fid_get_acl mm -1 C error error 5678 266d 1309d
WARNING: bad unlock balance in hugetlb_vmdelete_list mm fs 4 C 1 283d 283d
BUG: unable to handle kernel paging request in free_unref_page mm 8 syz 2 539d 761d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm 4 C error inconclusive 621 703d 767d
kernel BUG in page_table_check_set mm -1 C 6 302d 315d
BUG: Bad page state in page_cache_ra_order mm -1 C error 37 273d 427d
WARNING in copy_process mm -1 syz 2 309d 312d
WARNING: lib/refcount.c:LINE at 0x0, CPU: syz.NUM.NUM/NUM mm -1 syz 3 219d 219d
WARNING in vma_modify (2) mm -1 C 10 225d 222d
kernel BUG in set_page_refcounted mm ntfs3 -1 syz error 1 336d 335d
BUG: Bad page state in iomap_write_begin mm -1 C 271 320d 590d
WARNING: lock held when returning to user space in lock_next_vma mm 4 C done 3 351d 359d
KASAN: slab-use-after-free Read in mas_next_slot (2) mm 19 C done 3 352d 351d
WARNING in kunmap_local_indexed mm -1 C 2431 337d 857d
possible deadlock in lock_next_vma mm 4 C 4 353d 356d
general protection fault in __pte_offset_map_lock (2) mm 2 C 13 323d 331d
stack segment fault in mtree_range_walk mm 2 C done 6 354d 359d
possible deadlock in gup_fast_fallback mm 4 C done inconclusive 2729 325d 803d
KASAN: global-out-of-bounds Read in get_mem_cgroup_from_mm cgroups mm 17 C 2 424d 487d
INFO: task hung in hugetlb_fault mm 1 C done done 65 344d 664d
general protection fault in mas_start mm 2 C error 1 354d 353d
WARNING in get_taint (2) mm -1 C 363 584d 615d
WARNING: bad unlock balance in move_pgt_entry mm 4 C done 5 381d 381d
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm 6 syz 760 591d 1166d
WARNING in page_counter_cancel (5) cgroups mm -1 C 15 413d 636d
WARNING in vms_complete_munmap_vmas mm -1 C 2396 387d 632d
WARNING: bad unlock balance in __mm_populate xfs mm 4 C 52 472d 487d
INFO: task hung in hugetlb_wp mm 1 C done inconclusive 94 494d 685d
general protection fault in xas_create mm 2 syz 2 424d 473d
INFO: rcu detected stall in vma_link_file mm input usb 1 syz 1 630d 626d
UBSAN: shift-out-of-bounds in xas_reload mm -1 C 4 497d 511d
KASAN: slab-out-of-bounds Read in folio_try_get mm 17 C 3 483d 503d
WARNING in get_dump_page ext4 mm -1 C done error 5 478d 491d
INFO: rcu detected stall in asm_exc_page_fault mm 1 syz error error 4 456d 845d
BUG: unable to handle kernel paging request in shmem_undo_range mm 17 syz 3 463d 500d
INFO: task hung in __lru_add_drain_all (2) mm 1 syz error 272 438d 776d
KASAN: slab-out-of-bounds Read in generic_perform_write mm 19 C inconclusive done 10473 456d 1013d
BUG: unable to handle kernel NULL pointer dereference in rcu_core (3) rcu mm 10 syz done done 4 486d 513d
KMSAN: uninit-value in swap_writepage mm 7 syz 25 469d 631d
UBSAN: shift-out-of-bounds in shmem_undo_range mm -1 syz 1 477d 473d
possible deadlock in move_pages (2) mm 4 C done 508 535d 558d
UBSAN: shift-out-of-bounds in xas_create mm -1 C 5 479d 513d
BUG: corrupted list in do_compact_page mm 8 syz 46 463d 652d
general protection fault in mremap mm 2 C done done 25 455d 453d
KASAN: slab-use-after-free Read in lookup_object_or_alloc (2) mm media 19 syz error unreliable 8 501d 583d
kernel BUG in shmem_undo_range mm -1 syz 1 502d 501d
WARNING in workingset_update_node mm -1 syz 1 502d 501d
UBSAN: shift-out-of-bounds in filemap_get_entry mm -1 C 6 512d 515d
general protection fault in __pte_offset_map_lock mm 22 C done done 90 569d 788d
UBSAN: shift-out-of-bounds in shmem_add_to_page_cache mm -1 syz 1 515d 513d
kernel panic: stack is corrupted in _raw_spin_unlock_irqrestore ntfs3 mm exfat 2 syz 2 643d 643d
INFO: rcu detected stall in netlink_release (5) net mm 1 syz error inconclusive 2 527d 532d
BUG: stack guard page was hit in sys_openat mm v9fs -1 C done done 6 528d 525d
BUG: Bad page map (8) mm -1 C done done 10 531d 714d
BUG: stack guard page was hit in sys_sendfile64 mm -1 C 7 533d 576d
WARNING in __page_table_check_ptes_set (2) mm -1 C done inconclusive 120 536d 750d
INFO: rcu detected stall in schedule_tail (6) mm 1 C 8 543d 637d
WARNING: locking bug in get_page_from_freelist mm 4 syz 410 515d 605d
INFO: rcu detected stall in kswapd (3) mm 1 C 5 551d 634d
BUG: stack guard page was hit in v9fs_file_read_iter mm -1 C 26 529d 603d
INFO: rcu detected stall in kcompactd (2) mm 1 C error unreliable 6 582d 762d
INFO: rcu detected stall in vms_complete_munmap_vmas mm 1 syz 3 583d 615d
general protection fault in mas_store_prealloc mm 8 C 11 575d 592d
KASAN: slab-out-of-bounds Write in shmem_file_read_iter hfs mm 21 C error done 4 608d 931d
INFO: rcu detected stall in sys_symlink (5) mm fs 1 syz inconclusive done 6 580d 630d
kernel BUG in zap_huge_pmd mm -1 C 2 616d 612d
WARNING in lru_gen_add_folio mm -1 C done 28 569d 570d
kernel BUG in __page_table_check_zero (2) mm -1 C error done 32 600d 610d
WARNING in lru_gen_clear_refs mm -1 C done 14 570d 572d
kernel BUG in page_table_check_clear (2) mm -1 C 17 609d 645d
KASAN: slab-use-after-free Read in shrinker_free mm 19 C 17 631d 652d
INFO: rcu detected stall in ext4_release_file (2) mm ext4 1 C error done 3 671d 764d
kernel panic: corrupted stack end in kernel_init (2) mm 2 syz 12 641d 656d
KMSAN: kernel-infoleak in bpf_probe_write_user mm 9 C 3 797d 811d
BUG: Bad page state (8) jfs mm -1 C 12982 620d 1978d
kernel BUG in swap_cgroup_record mm cgroups -1 syz done 10 685d 686d
BUG: unable to handle kernel NULL pointer dereference in __swap_duplicate mm 10 C 1 763d 759d
kernel panic: corrupted stack end in userfaultfd_ioctl mm 2 C 1 763d 759d
INFO: task can't die in shrink_inactive_list (2) mm 1 C error 2 2054d 2050d
BUG: unable to handle kernel paging request in account_kernel_stack mm 8 C 1 769d 765d
WARNING in hpage_collapse_scan_pmd (2) mm -1 syz done done 3 786d 790d
KASAN: slab-use-after-free Read in hugetlb_fault mm 19 C done done 6 782d 806d
WARNING in try_to_migrate_one (2) mm -1 C error error 6 786d 845d
kernel BUG in do_page_mkwrite mm -1 C done error 16 790d 1051d
WARNING in validate_chain mm -1 C error error 19 798d 827d
BUG: unable to handle kernel paging request in bpf_probe_read_kernel_str mm 8 C done error 4 860d 877d
kernel BUG in validate_mm (3) mm -1 C error 3 885d 885d
WARNING: bad unlock balance in madvise_cold_or_pageout_pte_range mm 4 C error 8 819d 821d
BUG: bad usercopy in do_handle_open hardening mm -1 C error 446 819d 818d
general protection fault in hpage_collapse_scan_file mm 2 C error 22 815d 815d
BUG: unable to handle kernel paging request in bpf_probe_read_compat_str mm 8 C done error 4 863d 888d
INFO: task hung in __unmap_and_move (4) mm 1 C error done 4 849d 1282d
general protection fault in shmem_get_next_id mm 2 C error 19 814d 822d
general protection fault in dequeue_hugetlb_folio_nodemask mm 2 C done 3 760d 756d
KMSAN: uninit-value in zswap_frontswap_store mm 7 C 4027 830d 1113d
WARNING in __kfence_free (3) kasan mm -1 syz 92 832d 989d
possible deadlock in lock_vma mm 4 C done 18 870d 868d
WARNING in move_pages mm -1 C done 8 870d 868d
general protection fault in rcu_core (2) acpi fs mm 10 C done done 4 906d 1122d
general protection fault in unlink_file_vma (2) mm exfat 2 C inconclusive done 1 909d 1103d
general protection fault in free_swap_cache (4) mm 2 C done done 1 911d 910d
stack segment fault in __stack_depot_save kernfs mm net 2 C inconclusive done 3 913d 1074d
possible deadlock in __unmap_hugepage_range mm 4 C done 31 886d 889d
kernel BUG in resv_map_release mm -1 C done 34 886d 888d
general protection fault in __hugetlb_zap_begin mm 2 C done done 21 942d 977d
general protection fault in folio_flags (2) mm 2 C done 57 925d 927d
WARNING in pin_user_pages_locked mm -1 C done 48 2093d 2095d
general protection fault in folio_flags mm 2 C unreliable 245 986d 988d
kernel panic: stack is corrupted in save_stack mm ntfs3 2 C unreliable 1 1157d 1153d
BUG: unable to handle kernel paging request in mas_alloc_nodes mm exfat 8 C inconclusive 1 1034d 1030d
WARNING in page_vma_mapped_walk mm -1 C done 23 998d 1006d
WARNING in copy_hugetlb_page_range mm -1 C done 130 1003d 1006d
Internal error in __zone_watermark_ok mm net 2 C 26 1114d 1143d
general protection fault in mt_validate mm 17 C error error 200 1095d 1097d
kernel BUG in free_unref_page_prepare mm -1 C done 1489 1040d 1046d
WARNING: suspicious RCU usage in mas_walk (2) mm 4 C done 97 1071d 1093d
WARNING in shmem_evict_inode mm -1 syz done unreliable 4 1112d 1270d
KASAN: slab-use-after-free Read in mas_prev_nentry mm 19 syz error 1 1133d 1129d
BUG: unable to handle kernel paging request in folio_flags mm ext4 8 C error 15 1153d 1240d
KASAN: stack-out-of-bounds Write in ktime_get_coarse_real_ts64 ntfs3 mm 21 C error done 1 1171d 1227d
WARNING in account_page_dirtied fs mm -1 C error inconclusive 44 1847d 3014d
BUG: unable to handle kernel NULL pointer dereference in shmem_evict_inode mm ext4 10 C 1 1328d 1324d
kernel BUG in __tlb_remove_page_size (2) mm arch -1 C error 42 1235d 1244d
kernel BUG at include/linux/mm.h:LINE! (6) mm -1 C error error 98 1351d 2265d
kernel BUG at include/linux/swapops.h:LINE! mm -1 C error error 56 1249d 2224d
BUG: unable to handle kernel paging request in bdi_register_va mm 8 C 1 1328d 1327d
INFO: task hung in lru_add_drain_all mm 1 C done inconclusive 22 1892d 2189d
WARNING in __put_task_struct (3) io-uring mm -1 C error 4 1267d 1268d
WARNING in follow_hugetlb_page mm io-uring -1 C inconclusive 34 1509d 1512d
general protection fault in sanity_check_pinned_pages mm 2 C error 4 1413d 1412d
general protection fault in PageHeadHuge mm 2 C error 96 1355d 1378d
KASAN: stack-out-of-bounds Write in check_move_unevictable_pages mm 21 C done 9 1486d 1486d
general protection fault in _parse_integer_fixup_radix mm 2 C error 181 1339d 1352d
WARNING in vma_complete mm -1 syz error 2 1269d 1270d
general protection fault in mpol_parse_str mm 2 C error 3 1341d 1341d
KASAN: slab-out-of-bounds Read in mas_leaf_max_gap mm io-uring 19 syz error 3 1305d 1350d
KASAN: use-after-free Read in anon_vma_interval_tree_remove mm 19 C done 14 1329d 1512d
WARNING in anon_vma_name mm -1 C done 211 1325d 1327d
KASAN: null-ptr-deref Write in alloc_buddy_huge_page mm 12 C error 17 1356d 1376d
possible deadlock in list_lru_add mm hfs 4 C 1 1289d 1285d
kernel BUG in split_huge_page_to_list mm -1 C done 115 1599d 1985d
BUG: sleeping function called from invalid context in __munlock_pagevec mm 5 C unreliable unreliable 15 1817d 1818d
KASAN: use-after-free Read in generic_perform_write fs mm 19 C error 73 1843d 2905d
general protection fault in lock_page_memcg cgroups mm 2 C done 2 1860d 1856d
KASAN: use-after-free Read in userfaultfd_release (2) fs mm 19 C done 5 2175d 2181d
BUG: sleeping function called from invalid context in vm_map_ram mm 5 C done 1222 1197d 1199d
BUG: unable to handle kernel paging request in mem_cgroup_track_foreign_dirty_slowpath cgroups mm 10 C 19 1320d 1399d
BUG: bad usercopy in io_openat2_prep (2) hardening mm -1 C 26 1231d 1235d
BUG: bad usercopy in io_openat2_prep hardening mm -1 C 81 1235d 1237d
KASAN: stack-out-of-bounds Read in collapse_file mm 17 C done 29 1317d 1330d
KASAN: use-after-free Read in mprotect_fixup mm 19 C done 5 1426d 1453d
WARNING in page_counter_cancel (4) cgroups mm -1 C done 4 1430d 1446d
KASAN: use-after-free Read in exit_mmap mm 19 C done 2 1436d 1436d
KASAN: null-ptr-deref Read in hugepage_vma_check mm 11 C done 22 1472d 1477d
possible deadlock in split_huge_page_to_list mm 4 C done 526 1655d 1661d
INFO: task can't die in reclaim_throttle mm 1 C error 76 1660d 1667d
BUG: sleeping function called from invalid context in futex_exit_release mm 5 C done 803 1617d 1660d
KASAN: null-ptr-deref Read in PageHuge mm 11 C error 34 2116d 2113d
KMSAN: uninit-value in mbind_range (2) mm 7 C 18 1715d 1739d
KMSAN: uninit-value in do_mbind mm 7 C 9 1818d 1889d
kernel BUG in __tlb_remove_page_size mm -1 syz unreliable done 4 1821d 1821d
BUG: unable to handle kernel paging request in free_block (5) mm 8 syz done done 3 2234d 2633d
KMSAN: uninit-value in irqtime_account_irq (2) cgroups mm 7 C 7 1526d 1658d
INFO: rcu detected stall in kvm_vcpu_ioctl mm 1 C error unreliable 251 1674d 2852d
INFO: rcu detected stall in new_sync_read mm 1 C error error 9 2261d 2369d
INFO: rcu detected stall in ext4_file_write_iter (4) mm 1 C unreliable 58 1624d 1653d
INFO: task hung in __drain_all_pages (2) mm 1 C unreliable unreliable 4 1690d 1795d
KMSAN: uninit-value in mem_cgroup_try_charge cgroups mm 7 C 1 2584d 2584d
KMSAN: uninit-value in mpol_rebind_task mm 7 C 17 2655d 2724d
WARNING: ODEBUG bug in __put_task_struct mm io-uring -1 syz done 1 1707d 1705d
KMSAN: uninit-value in mbind_range mm 7 C 5 1740d 1745d
BUG: unable to handle kernel paging request in workingset_age_nonresident mm 8 C done 111 2040d 2040d
kernel BUG at mm/vmscan.c:LINE! (2) mm -1 C done 54 2421d 2526d
BUG: sleeping function called from invalid context in __alloc_pages_nodemask mm 5 C done 6299 2384d 2407d
possible deadlock in __mmu_notifier_invalidate_range_end mm 4 C done 72 2482d 2491d
kernel BUG at include/linux/rmap.h:LINE! mm -1 syz done 6 2459d 2454d
possible deadlock in get_user_pages_unlocked (2) mm 4 C done 4 2585d 2589d
KASAN: null-ptr-deref Read in reclaim_high mm cgroups 11 C done 1423 2710d 2730d
BUG: unable to handle kernel (3) mm -1 C 2 2921d 2957d
general protection fault in _vm_normal_page mm 2 syz done 2 2913d 2913d
BUG: Bad page state (6) mm -1 C 2 2682d 2681d
BUG: Bad page state (5) mm -1 C 171 2683d 2696d
KMSAN: uninit-value in get_page_from_freelist mm 7 C 60 2919d 3007d
BUG: bad usercopy in __check_object_size (2) mm hardening -1 C 10 2855d 2855d
BUG: unable to handle kernel NULL pointer dereference in map_vm_area mm 10 C 18 2867d 2921d
BUG: Bad page map (2) mm -1 syz 127 2857d 2913d
general protection fault in __x86_indirect_thunk_r11 kasan mm 2 C 1 2872d 2872d
BUG: unable to handle kernel NULL pointer dereference in radix_tree_lookup_slot mm 10 C 1 2902d 2902d
KMSAN: uninit-value in rcu_cblist_dequeue mm 7 C 33 2923d 3008d
WARNING: bad usercopy in corrupted hardening mm -1 syz 2 2897d 2897d
KASAN: slab-out-of-bounds Read in find_first_bit mm 17 C 196 2914d 2918d
KASAN: stack-out-of-bounds Read in __handle_mm_fault mm 17 C 2 2916d 2916d
KASAN: stack-out-of-bounds Read in vma_interval_tree_insert mm 17 C 1 2917d 2917d
general protection fault in kmem_cache_free mm 2 C 1 2918d 2918d
KMSAN: uninit-value in copy_page_to_iter (2) mm 7 C 4710 2946d 2993d
KMSAN: uninit-value in __probe_kernel_read mm 7 C 69 2972d 2992d
general protection fault in __kmalloc mm 2 syz 7 2977d 2992d
BUG: unable to handle kernel NULL pointer dereference in __mem_cgroup_free mm cgroups 10 C 5 2977d 2993d
BUG: unable to handle kernel NULL pointer dereference in should_fail mm 10 syz 1 2979d 2979d
kernel BUG at mm/kmsan/kmsan.c:LINE! (2) mm -1 C 55 2928d 2940d
KMSAN: uninit-value in load_script fs mm 7 C 11 2993d 3008d
WARNING: refcount bug in compat_SyS_x86_clone mm 13 syz 1 3010d 3010d
kernel BUG at mm/usercopy.c:LINE! (2) hardening mm -1 C 109444 3126d 3180d
WARNING in __wake_up_common fs mm -1 C 71463 3116d 3109d