kernel subsystem


List(s): linux-kernel@vger.kernel.org
Fixed bugs: 361
Child subsystems: acpi (1) arch (0) arm (3) arm-msm (0) audit (4) bcache (1) block (75) bluetooth (26) bpf (19) can (4) ceph (1) cgroups (10) comedi (4) crypto (4) cxl (0) dmaengine (1) dri (22) edac (3) efi (0) fs (141) gpio (0) hardening (0) hwmon (1) i2c (6) ide (0) input (38) integrity (4) io-uring (4) iommu (2) kasan (4) keyrings (1) kvm (8) kvm-x86 (6) linux1394 (0) lsm (7) media (64) mm (153) mmc (7) modules (2) mtd (3) net (99) nfc (12) nvdimm (0) nvme (3) pci (3) perf (5) pm (11) raid (7) rcu (0) rdma (8) riscv (0) rtc (0) scsi (3) selinux (2) serial (29) sound (4) spi (0) trace (32) usb (189) virt (12)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
linux-next test error: WARNING in __change_page_attr_set_clr kernel -1 2 13h07m 6h17m
WARNING in native_smp_send_reschedule kernel -1 1 6d02h 2d02h
WARNING in __set_cpus_allowed_ptr_locked kernel prio:low -1 syz, C error 3 5d20h 2d08h
INFO: task hung in mmc_go_idle kernel prio:high 1 65 7h18m 4d06h
KASAN: slab-use-after-free Read in atkbd_event_work kernel prio:high actionable 19 3 9d10h 7d14h 💬 1 [7d10h]
Internal error in futex_wake_op kernel prio:high 2 syz, C 1 9d01h 8d21h 💬 3 [5h22m]
INFO: task hung in sdio_reset kernel prio:high 1 176 13m 9d09h
BUG: unable to handle kernel paging request in netdev_unregister_kobject (2) kernel prio:low 8 syz 22 9h50m 9d22h
WARNING in gic_handle_irq kernel prio:high -1 1 14d 10d 💬 1 [10d]
WARNING: ODEBUG bug in vub300_disconnect kernel prio:high -1 13 1d06h 11d
WARNING: still has locks held in genl_rcv kernel prio:low 4 1 14d 11d
KASAN: slab-use-after-free Read in irq_migrate_all_off_this_cpu kernel 19 29 8d04h 12d
KASAN: global-out-of-bounds Read in uevent_store kernel prio:high 17 syz, C 14 6d09h 12d 💬 3 [6d09h]
BUG: sleeping function called from invalid context in posix_cpu_timer_wait_running kernel prio:high 5 syz 12 6d21h 12d PATCH [10d]
WARNING: refcount bug in bnep_session (2) prio:high kernel 13 C 6 9d07h 16d 💬 1 [3d01h]
WARNING in __dynamic_dev_dbg kernel prio:low -1 2 14d 17d
BUG: soft lockup in gate_timer_func prio:normal kernel 1 syz, C 4 11d 18d PATCH [8d20h]
KASAN: slab-use-after-free Read in disable_device kernel prio:high actionable 19 13 14h53m 19d
WARNING in futex_pivot_pending kernel prio:low -1 syz, C 333 2d05h 21d PATCH [19d]
INFO: task hung in usb_disable_device (2) prio:high kernel 1 70 44m 22d
general protection fault in __device_attach (2) prio:high kernel 2 C 4 22d 22d PATCH [21d]
general protection fault in timers_dead_cpu kernel prio:low 2 syz, C 1 26d 22d PATCH [18d]
WARNING in device_remove kernel prio:high -1 1 27d 22d
WARNING: kobject bug in goku_remove prio:high kernel -1 C 2 22d 22d PATCH [4d12h]
memory leak in dev_set_name kernel prio:low 3 syz, C 1 13d 25d 💬 1 [25d]
WARNING in wiphy_unregister prio:high kernel -1 1 31d 26d
KASAN: slab-use-after-free Write in bus_for_each_drv prio:high actionable kernel 22 C 3 7d03h 26d PATCH [11d]
INFO: rcu detected stall in __hrtimer_run_queues (3) prio:high kernel 1 syz, C 35 1d16h 27d 💬 3 [17h21m]
INFO: task hung in copy_ipcs prio:normal kernel 1 syz, C 1 33d 29d PATCH [25d]
general protection fault in regmap_get_i2c_bus prio:low kernel 2 syz, C 12 17d 30d PATCH [12d]
WARNING in irqentry_exit (2) prio:high kernel -1 C 2 24d 31d 💬 1 [24d]
BUG: unable to handle kernel paging request in write_comp_data prio:low kernel 8 179 17h17m 34d
WARNING in kthread_affine_node prio:low kernel -1 syz, C 4 37d 35d
WARNING in hpet_read prio:high kernel -1 10 18d 35d
KASAN: slab-use-after-free Read in __release_resource prio:high kernel 19 114 25d 35d 💬 3 [35d]
WARNING in do_clear_cpu_cap prio:low kernel -1 syz, C done 60 4d22h 35d 💬 2 [35d]
KASAN: slab-use-after-free Read in raw_ioctl prio:normal actionable kernel 19 12 14d 36d
KASAN: slab-use-after-free Read in raw_process_ep_io (2) prio:normal actionable kernel 19 C 5 3d09h 38d
WARNING in its_msi_teardown prio:high kernel -1 syz, C 2 27d 38d PATCH [25d]
KCSAN: data-race in mas_wr_store_entry / mtree_load race:harmful prio:high kernel 6 8 4d02h 41d 💬 1 [40d]
WARNING: proc registration bug in unregister_irq_proc (2) prio:high kernel -1 C 47 44m 41d 💬 4 [9d22h]
KMSAN: kernel-infoleak in irqentry_exit (3) prio:high kernel 9 102863 now 43d
INFO: rcu detected stall in kthread (6) prio:normal kernel 1 syz, C error 9 9h11m 45d
linux-next test error: WARNING: locking bug in change_page_attr_set_clr prio:high kernel -1 4 50d 46d 💬 8 [46d]
possible deadlock in netif_reset_xps_queues_gt (3) prio:normal kernel 4 16 4h22m 47d
upstream test error: KMSAN: kernel-infoleak in irqentry_exit (2) prio:high kernel -1 354 8h15m 51d
WARNING in update_rq_clock (2) prio:low kernel -1 syz, C 311 47m 64d 💬 3 [33d]
INFO: rcu detected stall in preempt_schedule_thunk (4) prio:high kernel 1 syz error 3 18d 66d
possible deadlock in worker_thread (4) prio:low kernel 4 3 2d16h 87d
INFO: task hung in vcs_open (10) prio:low kernel 1 83 10d 98d
INFO: task hung in exit_aio (5) prio:low kernel 1 40 5d10h 110d
INFO: task hung in nsim_bus_dev_del prio:low kernel 1 syz, C 6 6d21h 112d PATCH [80d]
WARNING in do_exit prio:low kernel -1 2 73d 126d PATCH [48d]
KMSAN: uninit-value in irqentry_exit_to_kernel_mode_preempt prio:low kernel 7 syz, C 58980 15d 139d PATCH [131d]
KMSAN: uninit-value in from_kgid_munged (2) prio:high kernel 7 7 85d 147d
WARNING in rcu_tasks_verify_work_fn prio:low kernel -1 205 26m 157d PATCH [5d02h]
possible deadlock in device_create (3) prio:low kernel 4 4950 1h33m 173d
INFO: task hung in ret_from_fork (4) prio:high kernel 1 syz, C error error 32 7h20m 187d
WARNING in __ioremap_caller prio:high kernel -1 syz, C 6 17h51m 195d 💬 1 [16h33m]
KMSAN: uninit-value in __flush_smp_call_function_queue prio:high kernel 7 syz, C 982 79d 202d PATCH [149d]
INFO: task hung in rescuer_thread (3) prio:normal kernel 1 syz error error 10 10d 208d
INFO: task hung in worker_thread (6) prio:normal kernel 1 syz, C error 12 10d 214d
INFO: task hung in con_install (3) prio:high kernel 1 122 10d 235d
INFO: task hung in p9_fd_close (3) prio:low kernel 1 syz, C error 222 73d 326d
INFO: task hung in worker_attach_to_pool (3) prio:normal kernel 1 syz, C error error 21 2d18h 371d
INFO: rcu detected stall in task_mm_cid_work (3) prio:low kernel 1 syz done error 2 265d 385d
INFO: task hung in __alloc_workqueue (2) prio:high kernel 1 syz error 78 32d 390d 💬 3 [389d]
INFO: task hung in vfs_coredump (2) prio:high kernel 1 syz, C error 177 10d 397d PATCH [167d]
INFO: task hung in exit_mm (5) prio:high kernel 1 syz, C done 1270 1d17h 410d 💬 1 [288d]
INFO: task hung in futex_hash_allocate prio:high kernel 1 syz, C 21 39d 452d
KCSAN: data-race in copy_mm / percpu_counter_destroy_many kernel prio:high 6 64 14h15m 481d 💬 2 [480d]
INFO: rcu detected stall in kthread_worker_fn (2) kernel 1 syz done error 21 33d 541d
INFO: task hung in hci_dev_open (2) prio:low kernel 1 syz done inconclusive 10 35d 566d
INFO: rcu detected stall in try_check_zero (5) kernel 1 syz error error 2 235d 611d
KCSAN: data-race in kick_pool / wq_worker_running prio:low kernel 6 1432 15d 645d 💬 1 [644d]
WARNING: refcount bug in device_move prio:high kernel 13 188 10d 646d
general protection fault in bnep_session prio:high kernel 7 syz error 1394 5d15h 650d PATCH [1d03h]
general protection fault in device_move prio:high kernel 8 syz, C error 8492 3h33m 653d
INFO: rcu detected stall in schedule_timeout (7) prio:low kernel 1 syz, C error error 53 3d05h 665d
INFO: task hung in hci_cmd_sync_clear (3) prio:high kernel 1 syz done 118 8d14h 665d
WARNING in firmware_fallback_sysfs (2) prio:low kernel -1 C 371 1d02h 757d
INFO: rcu detected stall in sys_futex (7) prio:high kernel 1 syz error error 143 2d22h 802d
INFO: rcu detected stall in process_one_work (9) prio:high kernel 1 syz, C error error 24 29d 824d
KMSAN: kernel-infoleak-after-free in copy_siginfo_to_user (2) prio:normal kernel 18 syz, C 4937 114d 1049d PATCH [979d]
INFO: rcu detected stall in clock_adjtime (2) kernel 1 syz, C error inconclusive 158 6d20h 1063d
INFO: rcu detected stall in sys_clock_nanosleep (5) prio:normal kernel 1 syz, C error done 115 13d 1115d
kernel panic: hung_task: blocked tasks (2) prio:high kernel 2 syz, C done error 61 16d 1141d 💬 2 [1135d]
WARNING in print_bfs_bug (2) kernel prio:low -1 syz, C done 382 1d04h 1346d 💬 2 [913d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel prio:low -1 syz, C error error 1174900 now 1756d PATCH [1172d]
possible deadlock in vmci_qp_broker_detach kernel 4 syz, C unreliable error 577 3d01h 1989d 💬 2 [1892d]
INFO: task can't die in corrupted (2) prio:normal kernel 1 syz, C error error 897 9d09h 2094d
BUG: soft lockup in smp_call_function prio:low kernel 1 syz, C done 2025 5h04m 2245d 💬 1 [1260d]
INFO: rcu detected stall in sys_clock_settime prio:normal kernel 1 syz, C done inconclusive 580 2d08h 2245d
BUG: workqueue lockup (5) prio:low kernel 1 syz, C done 17731 39m 2425d
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in hash_ipportnet4_add / hash_ipportnet4_gc_do kernel race:benign 6 1 13h39m 13h38m
general protection fault in try_to_wake_up (5) kernel prio:high 2 1 7d03h 3d03h
KCSAN: data-race in _prb_read_valid / vsnprintf kernel race:benign prio:high 6 1 4d23h 4d23h
KCSAN: data-race in memcpy_and_pad / rcu_tasks_pertask kernel race:benign prio:low 6 1 9d23h 9d23h
KASAN: slab-out-of-bounds Read in el0t_64_sync kernel prio:high 17 1 17d 13d
BUG: unable to handle kernel paging request in usb_driver_release_interface kernel prio:high 8 2 2d14h 15d
WARNING: still has locks held in fdget_pos kernel prio:high 4 4 19d 15d
KCSAN: data-race in kick_pool_pick / wq_worker_running kernel race:benign prio:low 6 20 2h15m 15d
KASAN: slab-use-after-free Read in __setup_irq kernel prio:high 19 2 24d 22d
KCSAN: data-race in hrtimer_reprogram / print_cpu (16) kernel race:benign prio:low 6 1 29d 29d
KCSAN: data-race in ktime_get_coarse_real_ts64 / timekeeping_update_from_shadow (2) race:benign prio:high kernel 6 1 31d 31d
KCSAN: data-race in hash_ip4_add / hash_ip4_gc_do race:benign prio:low kernel 6 1 37d 37d
KCSAN: data-race in mas_wmb_replace / mtree_load race:benign prio:low kernel 6 2 11d 42d
KCSAN: data-race in ktime_get_with_offset / timekeeping_update_from_shadow prio:low kernel 6 12 9d23h 118d
KCSAN: data-race in ktime_get_ts64 / timekeeping_update_from_shadow prio:low kernel 6 13 5d12h 119d
KCSAN: data-race in ktime_get_mono_fast_ns / update_fast_timekeeper prio:low kernel 6 21 2d06h 132d
KCSAN: data-race in clockevents_program_event / print_tickdevice (14) prio:low kernel 6 5 33d 132d
KCSAN: data-race in dequeue_signal / ptrace_check_attach (12) prio:low kernel 6 7 38d 134d
KCSAN: data-race in ktime_get_coarse_real_ts64_mg / timekeeping_update_from_shadow prio:low kernel 6 11 2d23h 137d
KCSAN: data-race in ktime_get / timekeeping_update_from_shadow prio:low kernel 6 31 6d12h 184d
KCSAN: data-race in hrtimer_interrupt / print_tickdevice (16) prio:low kernel 6 10 55d 208d
KCSAN: data-race in memcpy_and_pad / release_task prio:low kernel 6 178 3d03h 455d
KCSAN: data-race in free_pid / zap_pid_ns_processes (7) prio:low kernel 6 50 22d 545d PATCH [495d]
KCSAN: data-race in copy_process / free_pid (14) prio:low kernel 6 312 8d05h 609d PATCH [495d]
KCSAN: data-race in wq_worker_tick / wq_worker_tick prio:low kernel 6 724 16d 1003d
KCSAN: data-race in alloc_pid / copy_process (2) prio:low kernel 6 3583 4d07h 2279d PATCH [495d]