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netlink: 'syz-executor479': attribute type 12 has an invalid length. ===================================================== BUG: KMSAN: uninit-value in pneigh_fill_info+0x986/0xb30 net/core/neighbour.c:2593 pneigh_fill_info+0x986/0xb30 net/core/neighbour.c:2593 pneigh_dump_table net/core/neighbour.c:2715 [inline] neigh_dump_info+0x1e3f/0x2c60 net/core/neighbour.c:2832 netlink_dump+0xaca/0x16a0 net/netlink/af_netlink.c:2265 __netlink_dump_start+0xd1c/0xee0 net/netlink/af_netlink.c:2370 netlink_dump_start include/linux/netlink.h:254 [inline] rtnetlink_rcv_msg+0x181b/0x18c0 net/core/rtnetlink.c:5534 netlink_rcv_skb+0x447/0x800 net/netlink/af_netlink.c:2491 rtnetlink_rcv+0x50/0x60 net/core/rtnetlink.c:5589 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x1095/0x1360 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x16f3/0x1870 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0xe11/0x12c0 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x4a5/0x640 net/socket.c:2492 __do_sys_sendmsg net/socket.c:2501 [inline] __se_sys_sendmsg net/socket.c:2499 [inline] __x64_sys_sendmsg+0xe2/0x120 net/socket.c:2499 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x54/0xd0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x44/0xae Uninit was created at: slab_post_alloc_hook mm/slab.h:524 [inline] slab_alloc_node mm/slub.c:3251 [inline] slab_alloc mm/slub.c:3259 [inline] __kmalloc+0xc3c/0x12d0 mm/slub.c:4437 kmalloc include/linux/slab.h:595 [inline] pneigh_lookup+0x60f/0xd70 net/core/neighbour.c:766 arp_req_set_public net/ipv4/arp.c:1016 [inline] arp_req_set+0x430/0x10a0 net/ipv4/arp.c:1032 arp_ioctl+0x8d4/0xb60 net/ipv4/arp.c:1232 inet_ioctl+0x4ef/0x820 net/ipv4/af_inet.c:947 sock_do_ioctl net/socket.c:1118 [inline] sock_ioctl+0xa3f/0x13e0 net/socket.c:1235 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0x2df/0x4a0 fs/ioctl.c:860 __x64_sys_ioctl+0xd8/0x110 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x54/0xd0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x44/0xae CPU: 1 PID: 6375 Comm: syz-executor479 Not tainted 5.16.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 =====================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2021/12/07 19:53 | https://github.com/google/kmsan.git master | 8b936c96768e | 0230ba3e | .config | console log | report | syz | C | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | ||
2021/12/10 17:34 | https://github.com/google/kmsan.git master | 8b936c96768e | 49ca1f59 | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/10 13:42 | https://github.com/google/kmsan.git master | 8b936c96768e | 4d4ce9bc | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/09 21:23 | https://github.com/google/kmsan.git master | 8b936c96768e | b54aa474 | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/09 15:49 | https://github.com/google/kmsan.git master | 8b936c96768e | b54aa474 | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/09 07:50 | https://github.com/google/kmsan.git master | 8b936c96768e | a4a2a501 | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/07 18:12 | https://github.com/google/kmsan.git master | 8b936c96768e | 0230ba3e | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/06 12:52 | https://github.com/google/kmsan.git master | cdfb223e7e63 | 579a8754 | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/03 14:28 | https://github.com/google/kmsan.git master | 093998ececa3 | c7c20675 | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/11 05:09 | https://github.com/google/kmsan.git master | 8b936c96768e | 49ca1f59 | .config | console log | report | info | ci-upstream-kmsan-gce-386 | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/10 03:46 | https://github.com/google/kmsan.git master | 8b936c96768e | 4d4ce9bc | .config | console log | report | info | ci-upstream-kmsan-gce-386 | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/06 14:52 | https://github.com/google/kmsan.git master | cdfb223e7e63 | 579a8754 | .config | console log | report | info | ci-upstream-kmsan-gce-386 | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/03 17:45 | https://github.com/google/kmsan.git master | 093998ececa3 | c7c20675 | .config | console log | report | info | ci-upstream-kmsan-gce-386 | KMSAN: uninit-value in pneigh_fill_info | |||
2021/12/03 15:55 | https://github.com/google/kmsan.git master | 093998ececa3 | c7c20675 | .config | console log | report | info | ci-upstream-kmsan-gce-386 | KMSAN: uninit-value in pneigh_fill_info |