syzbot

 sign-in | mailing list | source | docs
🐞 Open [1252]
≡ Subsystems
🐞 Fixed [5698]
🐞 Invalid [13880]
⬇ Missing Backports [97]
Kernel Health Bugs/Month Bug Lifetimes Fuzzing Crashes
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:mm (drop)
open (80):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in page_counter_cancel (5) mm C 4 4d21h 1d00h
INFO: rcu detected stall in kjournald2 (2) mm C error 12 2d22h 2d09h
KCSAN: data-race in __delete_from_swap_cache / __try_to_reclaim_swap mm 1 3d10h 3d08h PATCH [1d01h]
KASAN: out-of-bounds Read in copy_from_kernel_nofault mm C done 866 7h33m 5d02h PATCH [5h41m]
KCSAN: data-race in exec_mmap / vms_clear_ptes mm 2 5d16h 5d08h 💬 1 [4d22h]
INFO: rcu detected stall in vhci_release mm bluetooth syz 4 4d10h 7d04h
kernel panic: stack is corrupted in _raw_spin_unlock_irqrestore mm ntfs3 syz 2 7d17h 7d17h
kernel BUG in page_table_check_clear (2) mm C 5 3h44m 9d10h 💬 1 [8d19h]
INFO: task hung in bch2_read_iter bcachefs mm 103 4d03h 11d
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk mm 12 16h15m 12d 💬 4 [12d]
INFO: rcu detected stall in shmem_fault (6) mm 35 1d20h 16d
KASAN: slab-use-after-free Read in shrinker_free mm C 14 21h52m 16d 💬 2 [16d]
BUG: corrupted list in do_compact_page mm syz 10 2d01h 17d 💬 1 [2d04h]
INFO: rcu detected stall in sys_execve (6) mm syz done 11 12d 18d
possible deadlock in refill_stock mm cgroups 1 25d 21d
INFO: rcu detected stall in x64_sys_call mm syz 62 3h36m 25d
BUG: corrupted list in add_to_unbuddied mm 22 18h25m 26d
possible deadlock in obj_cgroup_charge mm cgroups 4 22d 28d
INFO: task hung in hugetlb_fault mm 60 13d 28d
kernel BUG in z3fold_page_migrate mm syz 90 2h14m 31d
INFO: task hung in page_cache_ra_unbounded (2) mm fs C done 2764 52m 33d
KMSAN: uninit-value in zswap_store (2) mm 1 38d 34d 💬 1 [31d]
possible deadlock in lock_mm_and_find_vma (2) mm C 2158 17m 35d 💬 1 [1d16h]
BUG: unable to handle kernel paging request in mmap_region mm 381 38d 38d 💬 1 [38d]
general protection fault in ksm_do_scan mm 8 4d20h 39d
KASAN: slab-use-after-free Read in isolate_migratepages_block mm 7 28d 43d
KASAN: slab-use-after-free Read in __list_lru_walk_one mm 3 59d 43d
WARNING in zswap_swapoff mm 23 38d 49d 💬 18 [31d]
INFO: task hung in hugetlb_wp mm 91 2d11h 50d
INFO: rcu detected stall in kcov_close mm 46 2d14h 54d
kernel panic: System is deadlocked on memory (2) mm 14 18d 54d
INFO: rcu detected stall in vm_mmap_pgoff mm 46 3d14h 55d
INFO: rcu detected stall in kcov_ioctl (2) mm 52 3h40m 68d 💬 2 [67d]
possible deadlock in try_charge_memcg cgroups mm 1 80d 76d
BUG: Bad page map (8) mm C done 4 6d05h 78d 💬 10 [5d02h]
kernel BUG in resv_map_release (2) mm 1 87d 83d
general protection fault in khugepaged (3) mm 11 18h28m 84d
BUG: soft lockup in call_timer_fn mm net 19 67d 109d
WARNING in __page_table_check_ptes_set (2) mm C done 109 6d04h 114d 💬 4 [5d01h]
WARNING: locking bug in __schedule mm 322 2h24m 119d
BUG: unable to handle kernel paging request in free_unref_page mm syz 2 43d 126d
INFO: rcu detected stall in kcompactd (2) mm C error 4 22d 126d 💬 2 [126d]
INFO: rcu detected stall in ext4_release_file (2) ext4 mm C error done 3 35d 128d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm C error inconclusive 621 68d 131d
INFO: rcu detected stall in shmem_file_write_iter (2) mm 107 1d06h 131d
WARNING in shmem_evict_inode (3) mm 19 34d 133d
INFO: rcu detected stall in sys_sendto (7) mm C error 46 11m 136d
INFO: task hung in __lru_add_drain_all (2) mm 262 15d 140d
INFO: rcu detected stall in validate_mm (3) mm C error 28 8h44m 146d 💬 5 [88d]
general protection fault in __pte_offset_map_lock mm C done 68 11d 152d
possible deadlock in gup_fast_fallback mm C done 703 4h50m 167d
KMSAN: kernel-infoleak in bpf_probe_write_user mm C 3 162d 175d 💬 6 [170d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm C error inconclusive 498 77d 184d 💬 2 [64d]
INFO: rcu detected stall in sys_clone (8) mm C error 72 4h19m 190d 💬 10 [21d]
INFO: rcu detected stall in asm_exc_page_fault mm syz error 3 11h57m 210d 💬 3 [64d]
WARNING in kunmap_local_indexed mm C 1380 75d 222d
INFO: rcu detected stall in sys_syslog (2) mm bpf syz error 13 9d03h 227d
BUG: soft lockup in pipe_read fs mm syz 4 114d 254d
INFO: task hung in _vm_unmap_aliases (3) mm C 462 1d08h 269d
INFO: rcu detected stall in dput (8) mm C done 159 21h29m 278d
KASAN: slab-out-of-bounds Write in shmem_file_read_iter hfs mm C error 3 1d02h 295d
INFO: rcu detected stall in sys_socket (10) mm C done 35 13h55m 310d 💬 6 [305d]
BUG: spinlock recursion in try_to_wake_up mm crypto C 9 44d 326d
INFO: rcu detected stall in worker_thread (9) mm C done 2212 12m 363d PATCH [357d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm C 138 86d 366d
KASAN: slab-out-of-bounds Read in generic_perform_write hfs mm C inconclusive 10300 1d04h 377d PATCH [93d]
kernel BUG in filemap_unaccount_folio mm C done done 39 84d 394d 💬 3 [52d]
INFO: rcu detected stall in sys_openat (3) mm kernfs C error 113 3h00m 398d
INFO: rcu detected stall in sys_unlink (3) mm fs C error 61 9h03m 418d
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 749 1d05h 530d 💬 20 [15d]
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 289 8d17h 530d 💬 6 [2d07h]
possible deadlock in page_cache_ra_unbounded mm reiserfs C error 67 7d03h 654d
possible deadlock in filemap_fault mm C done 1596 2h25m 701d 💬 3 [2d07h]
INFO: rcu detected stall in sys_newfstatat (4) mm C error 69 41m 711d 💬 1 [53d]
memory leak in xas_create mm C 15 289d 819d 💬 9 [325d]
WARNING in ext4_dirty_folio mm C inconclusive done 25797 4d23h 924d 💬 1 [2d07h]
INFO: task hung in do_read_cache_folio mm block kasan C error error 179 469d 971d 💬 3 [457d]
INFO: rcu detected stall in corrupted (4) mm C done inconclusive 567 6h16m 1491d 💬 7 [2d07h]
INFO: task can't die in wait_on_page_bit_common fs mm C done 5 1146d 1498d
INFO: task hung in do_read_cache_page (3) mm fs C done inconclusive 88 815d 1713d 💬 2 [1607d]
moderation (45):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __wb_writeout_add / writeout_period (5) fs mm 1 16h21m 16h20m
KCSAN: data-race in xas_create / xas_find (8) fs mm 1 16h28m 16h28m
INFO: task hung in bchfs_fallocate fs mm 91 6d17h 4d21h
BUG: stack guard page was hit in compat_sys_sendfile mm 1 6d22h 5d02h
INFO: task hung in writeback_iter fs mm 118 3d18h 5d07h
general protection fault in validate_mm mm 1 11d 7d07h
KCSAN: data-race in __xa_set_mark / filemap_fdatawrite_wbc fs mm 1 9d03h 9d03h
KCSAN: data-race in __filemap_add_folio / file_write_and_wait_range (6) fs mm 1 11d 11d
KCSAN: data-race in getrusage / vms_clear_ptes mm 2 7d11h 12d
KCSAN: data-race in __filemap_remove_folio / migrate_pages_batch (3) mm 1 13d 13d
KCSAN: data-race in exec_mmap / unmap_region (7) mm 1 17d 17d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (6) fs mm 1 18d 18d
KCSAN: data-race in read_pages / read_pages (3) fs mm 1 25d 25d
KASAN: slab-use-after-free Read in folio_evictable (3) mm 2 16d 37d
KASAN: slab-use-after-free Read in move_to_new_folio (3) mm 2 41d 38d
KCSAN: data-race in __filemap_add_folio / kiocb_invalidate_post_direct_write (5) fs mm 4 28d 46d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (8) fs mm 4 17d 58d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra fs mm 3 31d 60d
KCSAN: data-race in shmem_fallocate / shmem_fault (8) mm 7 27d 65d
KCSAN: data-race in mlock_folio / need_mlock_drain (6) mm 7 9d03h 82d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 15 1d20h 92d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 17 1d08h 92d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 15 2d16h 94d
KCSAN: data-race in generic_fillattr / shmem_symlink (3) mm 15 2d13h 100d
KCSAN: data-race in generic_fillattr / shmem_unlink (4) mm 12 5d01h 103d
BUG: unable to handle kernel NULL pointer dereference in folio_mark_dirty (2) mm fs 7 82d 108d
KCSAN: data-race in folios_put_refs / need_mlock_drain mm 20 19d 109d
KCSAN: data-race in munlock_folio / need_mlock_drain (5) mm 14 5d04h 124d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 85 34m 151d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 35 6d09h 177d
KCSAN: data-race in getrusage / unmap_region mm 45 15d 179d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 56 2d18h 180d
KCSAN: data-race in mas_walk / mas_wmb_replace mm 156 1d06h 267d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 366 3d21h 269d
KCSAN: data-race in mas_wr_modify / mtree_range_walk mm 321 17d 269d
KCSAN: data-race in call_rcu / mtree_range_walk mm 554 14h43m 269d
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 421 3d00h 269d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 517 6h14m 301d
KCSAN: data-race in filemap_fdatawrite_wbc / xas_set_mark fs mm 843 36m 879d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 796 6h30m 1002d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 957 12h30m 1025d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 4209 5h51m 1196d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 1442 36m 1471d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 3926 7h07m 1760d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 1478 35m 1766d