syzbot

 sign-in | mailing list | source | docs
🐞 Open [1448]
≡ Subsystems
🐞 Fixed [6874]
🐞 Invalid [17851]
⬇ Missing Backports [224]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:mm (drop)
open (118) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in unlink_anon_vmas (2) mm -1 C 5 4d06h 3d10h PATCH [3d05h]
WARNING in memcg1_swapout cgroups mm -1 C error 24 7d12h 4d08h 💬 8 [36m]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) mm 19 9 12d 5d20h PATCH [1d21h]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare mm race:harmful 6 3 43d 7d01h 💬 9 [6d01h]
WARNING in xfs_buf_alloc mm -1 1 16d 12d
INFO: rcu detected stall in __mmap_complete mm 1 syz error 6 18d 16d
possible deadlock in flush_end_io fs mm 4 333 41m 23d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 27d 23d
KMSAN: uninit-value in swap_writeout mm 7 5 1d09h 30d PATCH [14d]
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 38 3d07h 33d
INFO: rcu detected stall in sys_signalfd4 (2) mm cgroups 1 syz 1 36d 35d
INFO: rcu detected stall in finish_dput mm 1 C error 138 1d23h 37d
WARNING in shrink_lruvec mm -1 1 47d 43d PATCH [33d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 2 45d 44d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 12d 45d PATCH [10d]
WARNING in update_rq_clock mm sound -1 16 3d19h 46d
WARNING in sched_mm_cid_fork fs mm -1 C error 329 1d09h 49d PATCH [28d]
kernel BUG in qlist_free_all (3) mm -1 1 64d 60d
WARNING in __page_table_check_ptes_set (3) mm -1 3 50d 69d
general protection fault in __rt_mutex_slowlock_locked mm 2 5 14d 70d
WARNING in swap_cache_get_folio mm -1 6 71d 71d PATCH [45d]
possible deadlock in __hugetlb_zap_begin mm 4 1 76d 72d PATCH [72d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 3 76d 75d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 48d 76d 💬 2 [76d]
kernel BUG in filemap_fault (3) net mm -1 C error 13 1d21h 83d
INFO: rcu detected stall in sys_symlink (6) tomoyo fs mm 1 C error inconclusive 5 10d 85d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 69 3d22h 91d
general protection fault in call_timer_fn (2) no-reminders mm 19 8 14d 98d
INFO: task hung in migrate_pages_batch (4) mm 1 73 1d12h 99d
possible deadlock in hugetlb_vma_lock_read mm 4 4 38d 104d
WARNING in path_noexec (2) mm fs -1 C error 14136 47m 112d PATCH [102d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 32d 128d PATCH [118d]
KMSAN: uninit-value in __run_timer_base (2) mm 8 8 20d 133d PATCH [130d]
INFO: rcu detected stall in sys_madvise (2) mm 1 39 1d01h 143d
INFO: task hung in writeback_iter (3) fs mm 1 C error 14 7d16h 146d PATCH [14h53m]
WARNING in __alloc_skb (4) mm -1 C 7 31d 146d PATCH [122d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 26 4d08h 147d 💬 1 [146d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 83d 152d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error 41 8d04h 152d 💬 7 [32d]
WARNING in alloc_frozen_pages_noprof mm -1 C 390 38d 161d 💬 3 [159d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 8d09h 170d
WARNING in trace_suspend_resume mm -1 C 2202 9h25m 174d 💬 1 [2d09h]
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 1d10h 185d 💬 2 [184d]
INFO: rcu detected stall in wb_workfn (4) mm 1 C error 54 15h51m 194d 💬 1 [53d]
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error 3 21d 209d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 355 1d12h 214d 💬 1 [176d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 8 17d 236d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 54 7d17h 251d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 17d 254d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 12 5d12h 261d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 7 11d 264d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 8d12h 271d
kernel BUG in __filemap_add_folio fs mm -1 C done 1569 24m 271d PATCH [34d]
BUG: soft lockup in sys_bpf mm 1 C error 109 2d01h 273d
INFO: task hung in page_cache_ra_order fs mm 1 C done 81 4d04h 273d 💬 1 [273d]
INFO: rcu detected stall in clone (7) mm 1 79 21h43m 300d
INFO: task hung in rmap_walk_file mm 1 C error 19 8d06h 348d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 53d 349d 💬 1 [21d]
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done 5 14d 361d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 77d 382d
INFO: task hung in hugetlbfs_zero_partial_page mm fs 1 syz done 3 6d08h 396d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 17 94d 406d 💬 26 [240d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 26d 408d 💬 6 [317d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 50 10d 409d 💬 2 [155d]
possible deadlock in balance_pgdat (2) mm scsi 4 C 4 378d 412d 💬 1 [370d]
possible deadlock in lock_mm_and_find_vma (3) mm ntfs3 4 11 90d 413d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 83 2d20h 413d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 8d09h 421d 💬 7 [65d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 50 4d15h 422d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 60 3d01h 422d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 362 16h58m 425d PATCH [12d]
kernel BUG in resv_map_release (3) mm -1 C inconclusive 31 9h02m 435d 💬 1 [435d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 110 57d 437d
INFO: rcu detected stall in brk (2) mm 1 syz 2 384d 447d 💬 8 [446d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 107 8h20m 448d
INFO: rcu detected stall in sys_readlink (5) mm kernfs 1 syz done 43 6d01h 460d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 57d 462d 💬 1 [461d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 174d 463d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 96 13d 467d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 78 5d07h 475d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 263d 480d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 199 2d17h 489d PATCH [471d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 74 3d18h 491d
INFO: rcu detected stall in x64_sys_call mm 1 C error 490 2d09h 498d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 305d 499d 💬 4 [460d]
KMSAN: uninit-value in sw842_compress mm 7 C 101 3d14h 500d 💬 3 [90d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 299d 504d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3650 6d05h 506d 💬 1 [2d09h]
INFO: rcu detected stall in kcov_close mm 1 169 1d22h 527d
kernel panic: System is deadlocked on memory (2) mm 2 89 4d02h 527d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 109 4d06h 528d PATCH [471d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive 77 26d 573d PATCH [355d]
INFO: rcu detected stall in addrconf_rs_timer (6) netfilter x86 mm 1 syz error error 648 2h28m 599d
WARNING in shmem_evict_inode (3) mm -1 63 2d03h 606d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 61 3d11h 607d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 340 5d07h 609d
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 27d 619d 💬 5 [561d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 551d 657d 💬 2 [537d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 373 2d03h 663d 💬 10 [210d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 44d 701d
BUG: soft lockup in pipe_read mm fs 1 syz 5 350d 727d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 674 1d00h 742d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 226 4d09h 764d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 188 2d21h 783d 💬 6 [778d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 517d 799d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 559d 839d PATCH [180d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 486 12d 867d 💬 4 [97d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 527 8h21m 871d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 341 2d18h 891d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 869 9h10m 1003d 💬 6 [2d09h]
possible deadlock in filemap_fault mm 4 C done 3016 6h04m 1174d 💬 4 [2d09h]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 509 7d05h 1184d 💬 1 [34d]
memory leak in xas_create mm 3 C 31 4d20h 1292d PATCH [58d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25860 3d16h 1397d 💬 2 [2d09h]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 942d 1444d 💬 3 [930d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1619d 1971d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 336d 1989d 💬 2 [1330d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1288d 2186d 💬 2 [2080d]
moderation (49) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 1 2d22h 2d22h
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 5 9h09m 4d01h
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 1 5d16h 5d16h
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) cgroups mm 6 1 11d 11d
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 12d 12d
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 3 1d09h 22d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) mm fs 6 2 22d 23d
KCSAN: data-race in __se_sys_mremap / vma_complete mm 6 2 13d 23d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 3 3d15h 26d
BUG: Bad page map (9) mm -1 1 35d 31d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 2 16d 38d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 1 41d 41d
KCSAN: data-race in copy_fs / free_bprm (2) mm fs 6 1 43d 43d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 10d 45d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) fs mm 6 4 37d 48d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (3) mm 6 1 51d 51d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 3 2d19h 71d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 6 4d12h 75d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 2 53d 101d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) mm fs 6 6 5d14h 116d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 7 15d 122d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 14 1d15h 129d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 6 48d 133d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 23d 138d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm block 6 16 10h26m 181d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 5 43d 193d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 12 7d04h 213d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 107 3d13h 269d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 290 8h29m 270d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 14 34d 281d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 105 9h15m 296d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 120 10h49m 425d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 416 1h09m 427d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 822 4h48m 428d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 101 2d04h 461d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 167 2d20h 565d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 169 2d03h 565d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 122 9d21h 567d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 786 9h02m 624d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 83 13d 650d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 187 4d04h 653d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2332 42m 774d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 942 4d01h 1475d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1689 6h56m 1498d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5040 38m 1669d
KCSAN: data-race in _prb_read_valid / prb_reserve mm 6 3813 20h51m 1899d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1623 1d07h 1944d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) mm fs 6 4116 9h57m 2233d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2433 9h07m 2239d