Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2025/08/09 | upstream (ToT) | c30a13538d9f | C | Didn't crash |
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Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2025/08/09 | upstream (ToT) | c30a13538d9f | C | Didn't crash |
Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|---|
upstream | KASAN: slab-use-after-free Read in rose_get_neigh hams | 19 | C | error | 1449 | 33d | 425d | 28/29 | upstream: reported C repro on 2024/06/11 06:56 | |
linux-5.15 | KASAN: use-after-free Read in rose_get_neigh (2) origin:upstream | 19 | C | error | 102 | 31d | 130d | 0/3 | upstream: reported C repro on 2025/04/01 12:19 | |
linux-5.15 | KASAN: use-after-free Read in rose_get_neigh | 19 | 1 | 374d | 374d | 0/3 | auto-obsoleted due to no activity on 2024/11/08 20:40 | |||
linux-6.1 | KASAN: use-after-free Read in rose_get_neigh origin:upstream | 19 | C | 98 | 20h45m | 145d | 0/3 | upstream: reported C repro on 2025/03/17 15:45 |
================================================================== BUG: KASAN: slab-use-after-free in rose_get_neigh+0x391/0x990 net/rose/rose_route.c:692 Read of size 1 at addr ffff88805d0fa830 by task syz.3.226/6559 CPU: 1 PID: 6559 Comm: syz.3.226 Not tainted 6.6.96-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: <TASK> dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:364 [inline] print_report+0xac/0x230 mm/kasan/report.c:475 kasan_report+0x117/0x150 mm/kasan/report.c:588 rose_get_neigh+0x391/0x990 net/rose/rose_route.c:692 rose_connect+0x417/0x10a0 net/rose/af_rose.c:816 __sys_connect_file net/socket.c:2057 [inline] __sys_connect+0x397/0x420 net/socket.c:2074 __do_sys_connect net/socket.c:2084 [inline] __se_sys_connect net/socket.c:2081 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:2081 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f3f7698e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3f77849038 EFLAGS: 00000246 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 00007f3f76bb5fa0 RCX: 00007f3f7698e929 RDX: 000000000000001c RSI: 0000200000000040 RDI: 000000000000000d RBP: 00007f3f76a10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f3f76bb5fa0 R15: 00007ffdc541aac8 </TASK> Allocated by task 6169: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4e/0x70 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0x8f/0xa0 mm/kasan/common.c:383 kmalloc include/linux/slab.h:600 [inline] rose_add_node+0x23a/0xdd0 net/rose/rose_route.c:85 rose_rt_ioctl+0xa42/0xfb0 net/rose/rose_route.c:747 rose_ioctl+0x3cf/0x8b0 net/rose/af_rose.c:1380 sock_do_ioctl+0xd7/0x2f0 net/socket.c:1222 sock_ioctl+0x623/0x7a0 net/socket.c:1341 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl+0xfd/0x170 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Freed by task 6559: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4e/0x70 mm/kasan/common.c:52 kasan_save_free_info+0x2e/0x50 mm/kasan/generic.c:522 ____kasan_slab_free+0x126/0x1e0 mm/kasan/common.c:236 kasan_slab_free include/linux/kasan.h:164 [inline] slab_free_hook mm/slub.c:1806 [inline] slab_free_freelist_hook+0x130/0x1b0 mm/slub.c:1832 slab_free mm/slub.c:3816 [inline] __kmem_cache_free+0xba/0x1f0 mm/slub.c:3829 rose_rt_device_down+0x66d/0x6c0 net/rose/rose_route.c:522 rose_device_event+0x604/0x690 net/rose/af_rose.c:248 notifier_call_chain+0x197/0x390 kernel/notifier.c:93 call_netdevice_notifiers_extack net/core/dev.c:2064 [inline] call_netdevice_notifiers net/core/dev.c:2078 [inline] __dev_notify_flags+0x18e/0x2e0 net/core/dev.c:-1 dev_change_flags+0xe8/0x1a0 net/core/dev.c:8750 dev_ifsioc+0x6a7/0xe20 net/core/dev_ioctl.c:529 dev_ioctl+0x7e2/0x1170 net/core/dev_ioctl.c:786 sock_do_ioctl+0x226/0x2f0 net/socket.c:1236 sock_ioctl+0x623/0x7a0 net/socket.c:1341 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl+0xfd/0x170 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Last potentially related work creation: kasan_save_stack+0x3e/0x60 mm/kasan/common.c:45 __kasan_record_aux_stack+0xaf/0xc0 mm/kasan/generic.c:492 __call_rcu_common kernel/rcu/tree.c:2717 [inline] call_rcu+0x14f/0x920 kernel/rcu/tree.c:2833 fib6_info_release include/net/ip6_fib.h:339 [inline] ip6_route_info_create+0x9c0/0x1200 net/ipv6/route.c:3875 ip6_route_add+0x28/0x130 net/ipv6/route.c:3889 addrconf_prefix_route+0x211/0x2b0 net/ipv6/addrconf.c:2451 inet6_addr_add+0x64a/0xb60 net/ipv6/addrconf.c:3035 inet6_rtm_newaddr+0x68d/0x940 net/ipv6/addrconf.c:5009 rtnetlink_rcv_msg+0x7c7/0xf10 net/core/rtnetlink.c:6475 netlink_rcv_skb+0x216/0x480 net/netlink/af_netlink.c:2537 netlink_unicast_kernel net/netlink/af_netlink.c:1323 [inline] netlink_unicast+0x750/0x8c0 net/netlink/af_netlink.c:1349 netlink_sendmsg+0x8c1/0xbe0 net/netlink/af_netlink.c:1891 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x46a/0x620 net/socket.c:2201 __do_sys_sendto net/socket.c:2213 [inline] __se_sys_sendto net/socket.c:2209 [inline] __x64_sys_sendto+0xde/0xf0 net/socket.c:2209 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 The buggy address belongs to the object at ffff88805d0fa800 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 48 bytes inside of freed 512-byte region [ffff88805d0fa800, ffff88805d0faa00) The buggy address belongs to the physical page: page:ffffea0001743e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88805d0f8800 pfn:0x5d0f8 head:ffffea0001743e00 order:2 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0xfff00000000840(slab|head|node=0|zone=1|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 00fff00000000840 ffff888017841c80 ffffea0001771210 ffffea000078be10 raw: ffff88805d0f8800 000000000010000a 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 5789, tgid 5789 (syz-executor), ts 91498148904, free_ts 26558774831 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x1cd/0x210 mm/page_alloc.c:1554 prep_new_page mm/page_alloc.c:1561 [inline] get_page_from_freelist+0x195c/0x19f0 mm/page_alloc.c:3191 __alloc_pages+0x1e3/0x460 mm/page_alloc.c:4457 alloc_slab_page+0x5d/0x170 mm/slub.c:1876 allocate_slab mm/slub.c:2023 [inline] new_slab+0x87/0x2e0 mm/slub.c:2076 ___slab_alloc+0xc6d/0x12f0 mm/slub.c:3230 __slab_alloc mm/slub.c:3329 [inline] __slab_alloc_node mm/slub.c:3382 [inline] slab_alloc_node mm/slub.c:3475 [inline] __kmem_cache_alloc_node+0x1a2/0x260 mm/slub.c:3524 __do_kmalloc_node mm/slab_common.c:1006 [inline] __kmalloc+0xa4/0x240 mm/slab_common.c:1020 kmalloc include/linux/slab.h:604 [inline] kzalloc include/linux/slab.h:721 [inline] fib6_info_alloc+0x32/0xe0 net/ipv6/ip6_fib.c:155 ip6_route_info_create+0x44f/0x1200 net/ipv6/route.c:3793 ip6_route_add+0x28/0x130 net/ipv6/route.c:3889 addrconf_add_mroute net/ipv6/addrconf.c:2515 [inline] addrconf_add_dev+0x257/0x340 net/ipv6/addrconf.c:2533 addrconf_dev_config net/ipv6/addrconf.c:3452 [inline] addrconf_init_auto_addrs+0x5d7/0xb40 net/ipv6/addrconf.c:3545 addrconf_notify+0xb62/0x1010 net/ipv6/addrconf.c:3718 notifier_call_chain+0x197/0x390 kernel/notifier.c:93 call_netdevice_notifiers_extack net/core/dev.c:2064 [inline] call_netdevice_notifiers net/core/dev.c:2078 [inline] __dev_notify_flags+0x18e/0x2e0 net/core/dev.c:-1 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1154 [inline] free_unref_page_prepare+0x7ce/0x8e0 mm/page_alloc.c:2336 free_unref_page+0x32/0x2e0 mm/page_alloc.c:2429 free_contig_range+0xa1/0x160 mm/page_alloc.c:6369 destroy_args+0x87/0x770 mm/debug_vm_pgtable.c:1015 debug_vm_pgtable+0x3cc/0x410 mm/debug_vm_pgtable.c:1395 do_one_initcall+0x1fd/0x750 init/main.c:1238 do_initcall_level+0x137/0x1f0 init/main.c:1300 do_initcalls+0x69/0xd0 init/main.c:1316 kernel_init_freeable+0x3d2/0x570 init/main.c:1553 kernel_init+0x1d/0x1c0 init/main.c:1443 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 Memory state around the buggy address: ffff88805d0fa700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88805d0fa780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88805d0fa800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88805d0fa880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88805d0fa900: 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2025/07/09 03:16 | linux-6.6.y | a5df3a702b2c | 4d9fdfa4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/09 03:16 | linux-6.6.y | a5df3a702b2c | 4d9fdfa4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/09 03:11 | linux-6.6.y | a5df3a702b2c | 4d9fdfa4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/08 10:41 | linux-6.6.y | a5df3a702b2c | 4f67c4ae | .config | console log | report | syz / log | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/08 07:48 | linux-6.6.y | a5df3a702b2c | 4f67c4ae | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/08 07:48 | linux-6.6.y | a5df3a702b2c | 4f67c4ae | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/04 12:14 | linux-6.6.y | 3f5b4c104b7d | 76ad128c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/04 12:14 | linux-6.6.y | 3f5b4c104b7d | 76ad128c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/04 12:13 | linux-6.6.y | 3f5b4c104b7d | 76ad128c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/01 08:04 | linux-6.6.y | 3f5b4c104b7d | 6e83b42d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/07/01 08:04 | linux-6.6.y | 3f5b4c104b7d | 6e83b42d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/30 08:13 | linux-6.6.y | 3f5b4c104b7d | fc9d8ee5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/26 20:26 | linux-6.6.y | 6282921b6825 | 803ce19b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/26 20:23 | linux-6.6.y | 6282921b6825 | 803ce19b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/26 20:23 | linux-6.6.y | 6282921b6825 | 803ce19b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/26 20:23 | linux-6.6.y | 6282921b6825 | 803ce19b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/22 16:15 | linux-6.6.y | 6282921b6825 | d6cdfb8a | .config | console log | report | syz / log | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/17 21:57 | linux-6.6.y | c2603c511feb | e77fae15 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/17 21:54 | linux-6.6.y | c2603c511feb | e77fae15 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/17 21:53 | linux-6.6.y | c2603c511feb | e77fae15 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/17 12:19 | linux-6.6.y | c2603c511feb | cfebc887 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh | ||
2025/06/17 02:32 | linux-6.6.y | c2603c511feb | cfebc887 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-6-kasan | KASAN: slab-use-after-free Read in rose_get_neigh |