| Date | Name | Commit | Repro | Result |
|---|---|---|---|---|
| 2023/10/05 | upstream (ToT) | f291209eca5e | C | [report] KASAN: slab-use-after-free Read in try_to_wake_up |
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| Date | Name | Commit | Repro | Result |
|---|---|---|---|---|
| 2023/10/05 | upstream (ToT) | f291209eca5e | C | [report] KASAN: slab-use-after-free Read in try_to_wake_up |
| Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|
| linux-5.15 | KASAN: use-after-free Read in try_to_wake_up origin:upstream | C | 47 | 1h56m | 313d | 0/3 | upstream: reported C repro on 2023/06/21 23:55 | ||
| linux-4.14 | KASAN: use-after-free Read in try_to_wake_up nilfs2 | C | 8 | 426d | 548d | 0/1 | upstream: reported C repro on 2022/10/30 09:08 | ||
| upstream | general protection fault in try_to_wake_up (2) io-uring | C | done | done | 3553 | 1d06h | 1159d | 0/26 | upstream: reported C repro on 2021/02/26 14:48 |
| upstream | KASAN: use-after-free Read in try_to_wake_up fs | C | unreliable | 82 | 1160d | 1160d | 0/26 | closed as invalid on 2021/02/25 16:53 | |
| linux-4.14 | general protection fault in try_to_wake_up | C | done | 707 | 1110d | 1139d | 1/1 | fixed on 2021/05/17 08:49 | |
| linux-4.19 | general protection fault in try_to_wake_up | syz | done | 229 | 1052d | 1139d | 1/1 | fixed on 2021/07/14 00:01 |
| Created | Duration | User | Patch | Repo | Result |
|---|---|---|---|---|---|
| 2024/03/11 02:16 | 1h42m | bisect fix | linux-6.1.y | job log (0) log | |
| 2024/01/05 05:46 | 2h11m | bisect fix | linux-6.1.y | job log (0) log |
================================================================== BUG: KASAN: use-after-free in __lock_acquire+0x114/0x7680 kernel/locking/lockdep.c:4919 Read of size 8 at addr ffff0000cecd2570 by task swapper/0/0 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.1.85-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:284 [inline] print_report+0x174/0x4c0 mm/kasan/report.c:395 kasan_report+0xd4/0x130 mm/kasan/report.c:495 __asan_report_load8_noabort+0x2c/0x38 mm/kasan/report_generic.c:351 __lock_acquire+0x114/0x7680 kernel/locking/lockdep.c:4919 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x6c/0xb4 kernel/locking/spinlock.c:162 try_to_wake_up+0xb4/0xe60 kernel/sched/core.c:4112 wake_up_process+0x18/0x24 kernel/sched/core.c:4362 nilfs_construction_timeout+0x40/0x50 fs/nilfs2/segment.c:2444 call_timer_fn+0x1c0/0xa1c kernel/time/timer.c:1504 expire_timers kernel/time/timer.c:1549 [inline] __run_timers+0x554/0x718 kernel/time/timer.c:1820 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:1833 __do_softirq+0x314/0xe38 kernel/softirq.c:571 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:893 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0x264/0x4d4 kernel/softirq.c:650 irq_exit_rcu+0x14/0x84 kernel/softirq.c:662 __el1_irq arch/arm64/kernel/entry-common.c:472 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:486 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:581 arch_local_irq_enable+0xc/0x18 arch/arm64/include/asm/irqflags.h:35 default_idle_call+0x68/0xdc kernel/sched/idle.c:109 cpuidle_idle_call kernel/sched/idle.c:191 [inline] do_idle+0x1e0/0x514 kernel/sched/idle.c:303 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:401 rest_init+0x2d8/0x2f0 init/main.c:732 start_kernel+0x0/0x608 init/main.c:892 start_kernel+0x448/0x608 init/main.c:1139 __primary_switched+0xb8/0xc0 arch/arm64/kernel/head.S:468 Allocated by task 2: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4c/0x80 mm/kasan/common.c:52 kasan_save_alloc_info+0x24/0x30 mm/kasan/generic.c:505 __kasan_slab_alloc+0x74/0x8c mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook+0x74/0x458 mm/slab.h:737 slab_alloc_node mm/slub.c:3398 [inline] kmem_cache_alloc_node+0x258/0x3b4 mm/slub.c:3443 alloc_task_struct_node kernel/fork.c:171 [inline] dup_task_struct+0x74/0x7dc kernel/fork.c:980 copy_process+0x530/0x38d0 kernel/fork.c:2098 kernel_clone+0x1d8/0x98c kernel/fork.c:2682 kernel_thread+0x128/0x1a8 kernel/fork.c:2742 create_kthread kernel/kthread.c:399 [inline] kthreadd+0x49c/0x674 kernel/kthread.c:746 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864 Freed by task 21: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4c/0x80 mm/kasan/common.c:52 kasan_save_free_info+0x38/0x5c mm/kasan/generic.c:516 ____kasan_slab_free+0x144/0x1c0 mm/kasan/common.c:236 __kasan_slab_free+0x18/0x28 mm/kasan/common.c:244 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook mm/slub.c:1750 [inline] slab_free mm/slub.c:3661 [inline] kmem_cache_free+0x2f0/0x588 mm/slub.c:3683 free_task_struct kernel/fork.c:176 [inline] free_task+0xe8/0x14c kernel/fork.c:563 __put_task_struct+0x178/0x210 kernel/fork.c:851 put_task_struct include/linux/sched/task.h:145 [inline] delayed_put_task_struct+0x140/0x404 kernel/exit.c:225 rcu_do_batch kernel/rcu/tree.c:2296 [inline] rcu_core+0x878/0x1c10 kernel/rcu/tree.c:2556 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2573 __do_softirq+0x314/0xe38 kernel/softirq.c:571 Last potentially related work creation: kasan_save_stack+0x40/0x70 mm/kasan/common.c:45 __kasan_record_aux_stack+0xcc/0xe8 mm/kasan/generic.c:486 kasan_record_aux_stack_noalloc+0x14/0x20 mm/kasan/generic.c:496 call_rcu+0xfc/0xa40 kernel/rcu/tree.c:2844 put_task_struct_rcu_user+0x68/0xcc kernel/exit.c:231 finish_task_switch+0x5c4/0x624 kernel/sched/core.c:5158 context_switch kernel/sched/core.c:5248 [inline] __schedule+0xee8/0x1c98 kernel/sched/core.c:6558 schedule_idle+0x60/0xa8 kernel/sched/core.c:6662 do_idle+0x4a8/0x514 kernel/sched/idle.c:331 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:401 secondary_start_kernel+0x19c/0x1c4 arch/arm64/kernel/smp.c:265 __secondary_switched+0xb0/0xb4 arch/arm64/kernel/head.S:618 Second to last potentially related work creation: kasan_save_stack+0x40/0x70 mm/kasan/common.c:45 __kasan_record_aux_stack+0xcc/0xe8 mm/kasan/generic.c:486 kasan_record_aux_stack_noalloc+0x14/0x20 mm/kasan/generic.c:496 call_rcu+0xfc/0xa40 kernel/rcu/tree.c:2844 put_task_struct_rcu_user+0x68/0xcc kernel/exit.c:231 finish_task_switch+0x5c4/0x624 kernel/sched/core.c:5158 context_switch kernel/sched/core.c:5248 [inline] __schedule+0xee8/0x1c98 kernel/sched/core.c:6558 schedule+0xc4/0x170 kernel/sched/core.c:6634 nilfs_segctor_kill_thread fs/nilfs2/segment.c:2679 [inline] nilfs_segctor_destroy fs/nilfs2/segment.c:2761 [inline] nilfs_detach_log_writer+0x280/0xa48 fs/nilfs2/segment.c:2850 nilfs_put_super+0x4c/0x130 fs/nilfs2/super.c:498 generic_shutdown_super+0x130/0x328 fs/super.c:501 kill_block_super+0x70/0xdc fs/super.c:1459 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2148/0x3474 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 The buggy address belongs to the object at ffff0000cecd1bc0 which belongs to the cache task_struct of size 6848 The buggy address is located 2480 bytes inside of 6848-byte region [ffff0000cecd1bc0, ffff0000cecd3680) The buggy address belongs to the physical page: page:00000000416c574b refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10ecd0 head:00000000416c574b order:3 compound_mapcount:0 compound_pincount:0 flags: 0x5ffe00000010200(slab|head|node=0|zone=2|lastcpupid=0xfff) raw: 05ffe00000010200 0000000000000000 dead000000000001 ffff0000c03dcf00 raw: 0000000000000000 0000000080040004 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000cecd2400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff0000cecd2480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff0000cecd2500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff0000cecd2580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff0000cecd2600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024/04/12 08:29 | linux-6.1.y | bf1e3b1cb1e0 | 27de0a5c | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | |
| 2024/01/30 23:15 | linux-6.1.y | 883d1a956208 | 7f400fcb | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | |
| 2023/09/21 16:25 | linux-6.1.y | a356197db198 | 0b6a67ac | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | |
| 2024/04/28 07:47 | linux-6.1.y | f2295faba5e8 | 07b455f9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/28 04:37 | linux-6.1.y | f2295faba5e8 | 07b455f9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/28 04:17 | linux-6.1.y | f2295faba5e8 | 07b455f9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/24 22:06 | linux-6.1.y | 6741e066ec76 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/24 22:06 | linux-6.1.y | 6741e066ec76 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/24 22:06 | linux-6.1.y | 6741e066ec76 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/03/31 12:49 | linux-6.1.y | e5cd595e23c1 | 6baf5069 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/03/26 22:18 | linux-6.1.y | d7543167affd | 454571b6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/03/19 14:09 | linux-6.1.y | d7543167affd | e104824c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/12/06 03:36 | linux-6.1.y | c6114c845984 | 858d62d1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/11/28 17:01 | linux-6.1.y | 69e434a1cb21 | 9fe51b7c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/10/31 04:28 | linux-6.1.y | 32c9cdbe383c | b5729d82 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/10/24 13:30 | linux-6.1.y | 7d24402875c7 | af8d2e46 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/09/28 01:52 | linux-6.1.y | d23900f974e0 | 2895a507 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/09/01 05:39 | linux-6.1.y | a2943d2d9a00 | 696ea0d2 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/24 20:23 | linux-6.1.y | 6741e066ec76 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/22 09:47 | linux-6.1.y | 6741e066ec76 | 36c961ad | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/22 06:27 | linux-6.1.y | 6741e066ec76 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/18 03:51 | linux-6.1.y | 6741e066ec76 | acc528cb | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/15 15:20 | linux-6.1.y | cd5d98c0556c | b9af7e61 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/15 14:41 | linux-6.1.y | cd5d98c0556c | b9af7e61 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/09 08:21 | linux-6.1.y | 347385861c50 | f3234354 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/04/03 04:18 | linux-6.1.y | e5cd595e23c1 | 7925100d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/03/27 19:44 | linux-6.1.y | e5cd595e23c1 | 120789fd | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/03/27 19:44 | linux-6.1.y | e5cd595e23c1 | 120789fd | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/03/27 11:21 | linux-6.1.y | e5cd595e23c1 | 454571b6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/03/27 00:49 | linux-6.1.y | e5cd595e23c1 | 454571b6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2024/03/26 22:08 | linux-6.1.y | d7543167affd | 454571b6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/09/21 15:56 | linux-6.1.y | a356197db198 | 0b6a67ac | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/08/06 17:29 | linux-6.1.y | 52a953d0934b | 4ffcc9ef | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/04/02 17:26 | linux-6.1.y | 3b29299e5f60 | f325deb0 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | KASAN: use-after-free Read in try_to_wake_up | ||
| 2023/06/06 08:37 | linux-6.1.y | 76ba310227d2 | a4ae4f42 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | KASAN: use-after-free Read in try_to_wake_up |