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🐞 Open [569] 🐞 Fixed [180] 🐞 Invalid [592] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
linux-4.19 | KASAN: use-after-free Write in __alloc_skb | C | done | 2 | 945d | 1012d | 1/1 | fixed on 2020/02/11 15:16 | |
upstream | KASAN: use-after-free Write in __alloc_skb (3) | C | done | inconclusive | 2 | 377d | 745d | 0/23 | upstream: reported C repro on 2020/07/29 18:24 |
upstream | KASAN: use-after-free Write in __alloc_skb (2) | C | done | 7 | 958d | 975d | 16/23 | fixed on 2020/02/18 14:31 | |
upstream | KASAN: use-after-free Write in __alloc_skb | 2 | 999d | 1005d | 0/23 | closed as invalid on 2019/12/08 05:44 | |||
linux-4.14 | KASAN: use-after-free Write in __alloc_skb | C | done | 1 | 944d | 975d | 1/1 | fixed on 2020/02/14 21:56 |
batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-224) batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-224) batman_adv: batadv0: Forced to purge local tt entries to fit new maximum fragment MTU (-224) ================================================================== BUG: KASAN: use-after-free in memset include/linux/string.h:357 [inline] BUG: KASAN: use-after-free in __alloc_skb+0x2e0/0x510 net/core/skbuff.c:234 Write of size 36 at addr ffff88819ff98300 by task swapper/0/0 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.189-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+0x1b2/0x283 lib/dump_stack.c:58 print_address_description.cold+0x54/0x1d3 mm/kasan/report.c:252 kasan_report_error.cold+0x8a/0x194 mm/kasan/report.c:351 kasan_report+0x6f/0x7b mm/kasan/report.c:409 memset+0x20/0x40 mm/kasan/kasan.c:285 memset include/linux/string.h:357 [inline] __alloc_skb+0x2e0/0x510 net/core/skbuff.c:234 alloc_skb include/linux/skbuff.h:980 [inline] alloc_skb_with_frags+0x85/0x500 net/core/skbuff.c:5228 sock_alloc_send_pskb+0x577/0x6d0 net/core/sock.c:2083 mld_newpack+0x1cb/0x720 net/ipv6/mcast.c:1585 add_grhead+0x265/0x330 net/ipv6/mcast.c:1691 add_grec+0xc40/0xed0 net/ipv6/mcast.c:1822 mld_send_cr net/ipv6/mcast.c:1948 [inline] mld_ifc_timer_expire+0x508/0xcd0 net/ipv6/mcast.c:2455 call_timer_fn+0x14a/0x650 kernel/time/timer.c:1279 expire_timers+0x232/0x4d0 kernel/time/timer.c:1318 __run_timers kernel/time/timer.c:1636 [inline] run_timer_softirq+0x1d5/0x5a0 kernel/time/timer.c:1649 __do_softirq+0x254/0xa1d 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:648 [inline] smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1102 apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:793 </IRQ> RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61 RSP: 0018:ffffffff87c07e78 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff0fa2d24 RBX: dffffc0000000000 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffffffff87c76b44 RBP: ffffffff87d16910 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: fffffbfff0f8ec58 R13: ffffffff87c762c0 R14: 0000000000000000 R15: 0000000000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:94 [inline] default_idle+0x47/0x370 arch/x86/kernel/process.c:558 cpuidle_idle_call kernel/sched/idle.c:156 [inline] do_idle+0x250/0x3c0 kernel/sched/idle.c:246 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:351 start_kernel+0x750/0x770 init/main.c:708 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:240 The buggy address belongs to the page: page:ffffea00067fe600 count:0 mapcount:0 mapping: (null) index:0x0 flags: 0x57ffe0000000000() raw: 057ffe0000000000 0000000000000000 0000000000000000 00000000ffffffff raw: ffffea00067fe620 ffffea00067fe620 0000000000000000 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff88819ff98200: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88819ff98280: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff88819ff98300: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff88819ff98380: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88819ff98400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
---|---|---|---|---|---|---|---|---|---|---|---|
ci2-linux-4-14 | 2022/07/21 03:27 | linux-4.14.y | 424a46ea058e | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2022/06/21 02:25 | linux-4.14.y | 84bae26850e3 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2022/05/22 00:43 | linux-4.14.y | dffb5c6ff09c | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2022/04/22 00:06 | linux-4.14.y | 15a1c6b6f516 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2022/03/22 23:43 | linux-4.14.y | eb045674aab3 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2022/02/20 06:56 | linux-4.14.y | a35d65bedfbc | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2022/01/21 06:21 | linux-4.14.y | 4ba8e26127c3 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/12/22 05:03 | linux-4.14.y | 9dfbac0e6b86 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/11/22 04:37 | linux-4.14.y | 5f9f3b0057d5 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/10/23 04:10 | linux-4.14.y | 2760370b1649 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/09/22 10:46 | linux-4.14.y | 8ea4f73cfa7e | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/08/23 09:58 | linux-4.14.y | 162b95d01320 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/07/24 09:26 | linux-4.14.y | 964f3712e6a7 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/06/24 08:54 | linux-4.14.y | cfb41ef9deb1 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/05/25 01:17 | linux-4.14.y | 96afcb20f36f | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/04/24 23:33 | linux-4.14.y | cf256fbcbe34 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/03/25 15:47 | linux-4.14.y | 670d6552eda8 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/02/23 14:08 | linux-4.14.y | 3242aa3a635c | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2021/01/20 06:22 | linux-4.14.y | 2762b48e9611 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2020/12/21 05:43 | linux-4.14.y | 3f2ecb86cb90 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2020/11/21 05:16 | linux-4.14.y | 8961076ed318 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2020/10/22 04:29 | linux-4.14.y | 5b7a52cd2eef | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2020/09/22 02:00 | linux-4.14.y | cbfa1702aaf6 | 70c104a1 | .config | log | report | syz | C | ||
ci2-linux-4-14 | 2020/08/23 01:34 | linux-4.14.y | 6a24ca2506d6 | 70c104a1 | .config | log | report | syz | C |
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
---|---|---|---|---|---|---|---|---|---|---|---|
ci2-linux-4-14 | 2020/07/24 01:03 | linux-4.14.y | 69b94dd6dcd1 | 70c104a1 | .config | log | report | syz | C |