syzbot |
sign-in | mailing list | source | docs |
| Title | Replies (including bot) | Last reply |
|---|---|---|
| [PATCH net 0/8] Netfilterf fixes for net | 10 (10) | 2023/02/23 05:40 |
| [PATCH nf] ebtables: fix table blob use-after-free | 2 (2) | 2023/02/21 23:23 |
| Re: [syzbot] [bridge?] [netfilter?] KASAN: vmalloc-out-of-bounds Read in __ebt_unregister_table | 1 (1) | 2023/02/20 07:51 |
| [syzbot] [bridge?] [coreteam?] KASAN: vmalloc-out-of-bounds Read in __ebt_unregister_table | 0 (1) | 2023/02/17 17:35 |
================================================================== BUG: KASAN: vmalloc-out-of-bounds in __ebt_unregister_table+0xc00/0xcd0 net/bridge/netfilter/ebtables.c:1168 Read of size 4 at addr ffffc90005425000 by task kworker/u4:4/74 CPU: 0 PID: 74 Comm: kworker/u4:4 Not tainted 6.2.0-rc8-syzkaller-00083-g3ac88fa4605e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 Workqueue: netns cleanup_net Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:306 [inline] print_report+0x15e/0x45d mm/kasan/report.c:417 kasan_report+0xbf/0x1f0 mm/kasan/report.c:517 __ebt_unregister_table+0xc00/0xcd0 net/bridge/netfilter/ebtables.c:1168 ebt_unregister_table+0x35/0x40 net/bridge/netfilter/ebtables.c:1372 ops_exit_list+0xb0/0x170 net/core/net_namespace.c:169 cleanup_net+0x4ee/0xb10 net/core/net_namespace.c:613 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289 worker_thread+0x669/0x1090 kernel/workqueue.c:2436 kthread+0x2e8/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 </TASK> Memory state around the buggy address: ffffc90005424f00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc90005424f80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 >ffffc90005425000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ^ ffffc90005425080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc90005425100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ==================================================================
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023/02/17 10:01 | upstream | 3ac88fa4605e | 851bc19a | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: vmalloc-out-of-bounds Read in __ebt_unregister_table | |
| 2023/02/18 01:55 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 2d3827b3f393 | 3e7039f4 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | BUG: unable to handle kernel paging request in __ebt_unregister_table | |
| 2023/02/17 06:29 | upstream | 3ac88fa4605e | 851bc19a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: vmalloc-out-of-bounds Read in __ebt_unregister_table | ||
| 2023/02/17 06:12 | net-old | b20b8aec6ffc | 851bc19a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: vmalloc-out-of-bounds Read in __ebt_unregister_table |