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🐞 Open [717] 🐞 Fixed [181] 🐞 Invalid [640] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2023/02/09 21:32 | 14m | retest repro | linux-4.14.y | report log | |
2023/02/09 20:32 | 13m | retest repro | linux-4.14.y | report log | |
2023/02/09 18:32 | 14m | retest repro | linux-4.14.y | report log | |
2023/02/09 17:32 | 9m | retest repro | linux-4.14.y | report log | |
2023/02/09 16:32 | 13m | retest repro | linux-4.14.y | report log | |
2022/09/19 14:29 | 13m | retest repro | linux-4.14.y | report log | |
2022/09/19 13:29 | 11m | retest repro | linux-4.14.y | report log | |
2022/09/19 11:29 | 14m | retest repro | linux-4.14.y | report log | |
2022/09/19 09:29 | 15m | retest repro | linux-4.14.y | report log | |
2022/09/19 08:29 | 10m | retest repro | linux-4.14.y | report log |
WARNING: can't dereference registers at ffff88809c1e4928 for ip common_interrupt+0x93/0x93 arch/x86/entry/entry_64.S:576 ================================================================== BUG: KASAN: stack-out-of-bounds in unwind_next_frame+0x1360/0x17d0 arch/x86/kernel/unwind_orc.c:470 Read of size 8 at addr ffff8880ba407ca8 by task syz-executor959/8000 CPU: 0 PID: 8000 Comm: syz-executor959 Not tainted 4.14.229-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: <IRQ> __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 print_address_description.cold+0x54/0x1d3 mm/kasan/report.c:252 kasan_report_error.cold+0x8a/0x191 mm/kasan/report.c:351 kasan_report mm/kasan/report.c:409 [inline] __asan_report_load8_noabort+0x68/0x70 mm/kasan/report.c:430 unwind_next_frame+0x1360/0x17d0 arch/x86/kernel/unwind_orc.c:470 perf_callchain_kernel+0x38c/0x520 arch/x86/events/core.c:2343 get_perf_callchain+0x2de/0x740 kernel/events/callchain.c:217 perf_callchain+0x147/0x190 kernel/events/callchain.c:190 perf_prepare_sample+0xd77/0x1380 kernel/events/core.c:6164 __perf_event_output kernel/events/core.c:6280 [inline] perf_event_output_forward+0xc9/0x1f0 kernel/events/core.c:6298 __perf_event_overflow+0x113/0x310 kernel/events/core.c:7547 perf_swevent_overflow kernel/events/core.c:7623 [inline] perf_swevent_event+0x299/0x460 kernel/events/core.c:7651 perf_tp_event+0x540/0x6e0 kernel/events/core.c:8085 perf_trace_run_bpf_submit+0x119/0x200 kernel/events/core.c:8055 perf_trace_lock_acquire+0x332/0x510 include/trace/events/lock.h:13 trace_lock_acquire include/trace/events/lock.h:13 [inline] lock_acquire+0x2b8/0x3f0 kernel/locking/lockdep.c:3997 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:160 debug_object_active_state lib/debugobjects.c:687 [inline] debug_object_active_state+0xe7/0x330 lib/debugobjects.c:675 debug_rcu_head_unqueue kernel/rcu/rcu.h:161 [inline] rcu_do_batch kernel/rcu/tree.c:2698 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2962 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2929 [inline] rcu_process_callbacks+0x82d/0x1180 kernel/rcu/tree.c:2946 __do_softirq+0x24d/0x9ff kernel/softirq.c:288 invoke_softirq kernel/softirq.c:368 [inline] irq_exit+0x193/0x240 kernel/softirq.c:409 exiting_irq arch/x86/include/asm/apic.h:638 [inline] smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1106 apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:793 </IRQ> RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline] RIP: 0010:kmem_cache_free+0x173/0x2b0 mm/slab.c:3759 RSP: 0018:ffff8880a2fbfb80 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10 RAX: 0000000000000007 RBX: ffff8880b5364a80 RCX: 1ffff1101677d93d RDX: 0000000000000000 RSI: ffff8880b3bec9c8 RDI: 0000000000000286 RBP: ffff88823f8301c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000286 R13: ffffffff81783069 R14: ffff8880b55a7ec0 R15: ffff8880b5364a90 anon_vma_chain_free mm/rmap.c:134 [inline] unlink_anon_vmas+0x289/0x7e0 mm/rmap.c:401 free_pgtables+0x178/0x2b0 mm/memory.c:655 exit_mmap+0x27f/0x4d0 mm/mmap.c:3059 __mmput kernel/fork.c:930 [inline] mmput kernel/fork.c:951 [inline] mmput+0xfa/0x420 kernel/fork.c:946 exit_mm kernel/exit.c:548 [inline] do_exit+0x984/0x2850 kernel/exit.c:855 do_group_exit+0x100/0x2e0 kernel/exit.c:965 SYSC_exit_group kernel/exit.c:976 [inline] SyS_exit_group+0x19/0x20 kernel/exit.c:974 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x43eac9 RSP: 002b:00007ffd41b8eb08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00000000004b02f0 RCX: 000000000043eac9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000001 R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000004b02f0 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 The buggy address belongs to the page: page:ffffea0002e901c0 count:1 mapcount:0 mapping: (null) index:0x0 flags: 0xfff00000000800(reserved) raw: 00fff00000000800 0000000000000000 0000000000000000 00000001ffffffff raw: ffffea0002e901e0 ffffea0002e901e0 0000000000000000 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff8880ba407b80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff8880ba407c00: 00 00 00 00 00 00 00 00 00 00 00 f1 f1 f1 f1 f1 >ffff8880ba407c80: f1 04 f2 00 f3 f3 f3 00 00 00 00 00 00 00 00 00 ^ ffff8880ba407d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff8880ba407d80: 00 00 00 f1 f1 f1 f1 f1 f1 00 00 00 00 00 f3 f3 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2021/04/10 09:42 | linux-4.14.y | 0cc244011f40 | 6a81331a | .config | console log | report | syz | C | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | ||
2021/03/29 09:46 | linux-4.14.y | 670d6552eda8 | a8529b82 | .config | console log | report | syz | C | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | ||
2021/02/07 17:49 | linux-4.14.y | 2c8a3fceddf0 | 2ce644fc | .config | console log | report | syz | C | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | ||
2020/08/16 23:52 | linux-4.14.y | 14b58326976d | 5ce13532 | .config | console log | report | syz | C | ci2-linux-4-14 | |||
2021/05/17 07:49 | linux-4.14.y | 7d7d1c0ab3eb | f54a5c09 | .config | console log | report | syz | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2022/01/16 06:53 | linux-4.14.y | 4ba8e26127c3 | 723cfaf0 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/05/07 19:56 | linux-4.14.y | 7d7d1c0ab3eb | f6da8120 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/05/07 17:06 | linux-4.14.y | 7d7d1c0ab3eb | f6da8120 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/05/07 04:55 | linux-4.14.y | 7d7d1c0ab3eb | 06585184 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/04/23 22:38 | linux-4.14.y | cf256fbcbe34 | 17f0b706 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/04/23 19:53 | linux-4.14.y | cf256fbcbe34 | 17f0b706 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/04/22 19:51 | linux-4.14.y | cf256fbcbe34 | 33c28d03 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/04/20 04:17 | linux-4.14.y | cf256fbcbe34 | 4285c989 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/03/25 22:51 | linux-4.14.y | 670d6552eda8 | 6a383ecf | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/02/26 16:08 | linux-4.14.y | 3242aa3a635c | 4c37c133 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/02/04 00:05 | linux-4.14.y | 2c8a3fceddf0 | 624dad51 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/02/02 11:59 | linux-4.14.y | 2c8a3fceddf0 | 19e09687 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/01/28 14:49 | linux-4.14.y | 2d2791fce891 | eefc07f2 | .config | console log | report | info | ci2-linux-4-14 | WARNING: can't dereference registers at ADDR for ip common_interrupt | |||
2021/01/05 10:51 | linux-4.14.y | 1752938529c6 | a0234d98 | .config | console log | report | info | ci2-linux-4-14 | ||||
2021/01/01 07:39 | linux-4.14.y | 1752938529c6 | 79264ae3 | .config | console log | report | info | ci2-linux-4-14 | ||||
2020/07/14 18:34 | linux-4.14.y | b850307b279c | 6f458026 | .config | console log | report | ci2-linux-4-14 | |||||
2020/07/12 17:21 | linux-4.14.y | b850307b279c | 115e1930 | .config | console log | report | ci2-linux-4-14 | |||||
2020/06/13 05:47 | linux-4.14.y | b850307b279c | f4724dd3 | .config | console log | report | ci2-linux-4-14 | |||||
2020/06/12 02:38 | linux-4.14.y | b850307b279c | 1beaee21 | .config | console log | report | ci2-linux-4-14 | |||||
2020/06/08 15:24 | linux-4.14.y | c6db52a88798 | 7604bb03 | .config | console log | report | ci2-linux-4-14 | |||||
2020/06/01 23:50 | linux-4.14.y | 4f68020fef1c | a0331e89 | .config | console log | report | ci2-linux-4-14 | |||||
2020/05/26 10:46 | linux-4.14.y | a41ba30d9df2 | 8ca3b7d2 | .config | console log | report | ci2-linux-4-14 |