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🐞 Open [1032] 🐞 Fixed [3927] 🐞 Invalid [8530] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit (6) | 32 | 243d | 408d | 0/23 | auto-closed as invalid on 2022/01/21 16:19 | |||
upstream | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit | 22 | 884d | 1017d | 0/23 | auto-closed as invalid on 2020/05/25 22:33 | |||
upstream | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit (2) | 11 | 681d | 785d | 0/23 | auto-closed as invalid on 2020/11/10 03:04 | |||
upstream | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit (8) | 1 | 46d | 46d | 0/23 | auto-closed as invalid on 2022/08/06 22:00 | |||
upstream | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit (4) | 2 | 548d | 571d | 0/23 | auto-closed as invalid on 2021/03/23 07:29 | |||
upstream | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit (7) | 10 | 85d | 195d | 0/23 | auto-closed as invalid on 2022/06/29 00:38 | |||
upstream | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit (3) | 5 | 607d | 614d | 0/23 | auto-closed as invalid on 2021/01/23 09:54 |
================================================================== BUG: KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit write to 0xffff888122ddf150 of 8 bytes by task 14026 on cpu 1: ip_tunnel_xmit+0xdd2/0x11c0 net/ipv4/ip_tunnel.c:813 sit_tunnel_xmit__ net/ipv6/sit.c:1058 [inline] sit_tunnel_xmit+0x3c2/0x11f0 net/ipv6/sit.c:1074 __netdev_start_xmit include/linux/netdevice.h:4944 [inline] netdev_start_xmit include/linux/netdevice.h:4958 [inline] xmit_one+0xf9/0x270 net/core/dev.c:3654 dev_hard_start_xmit net/core/dev.c:3670 [inline] __dev_queue_xmit+0xd44/0x1300 net/core/dev.c:4245 dev_queue_xmit+0x13/0x20 net/core/dev.c:4278 neigh_connected_output+0x264/0x290 net/core/neighbour.c:1524 neigh_output include/net/neighbour.h:510 [inline] ip_finish_output2+0x874/0xb10 net/ipv4/ip_output.c:230 __ip_finish_output net/ipv4/ip_output.c:252 [inline] ip_finish_output+0x2fa/0x490 net/ipv4/ip_output.c:318 NF_HOOK_COND include/linux/netfilter.h:290 [inline] ip_output+0xf6/0x1a0 net/ipv4/ip_output.c:432 dst_output include/net/dst.h:448 [inline] ip_local_out+0x167/0x230 net/ipv4/ip_output.c:126 ip_send_skb+0x27/0x90 net/ipv4/ip_output.c:1568 udp_send_skb+0x62d/0x860 net/ipv4/udp.c:953 udp_sendmsg+0xfe4/0x12f0 net/ipv4/udp.c:1240 udpv6_sendmsg+0x520/0x16b0 net/ipv6/udp.c:1351 inet6_sendmsg+0x5f/0x80 net/ipv6/af_inet6.c:642 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg net/socket.c:674 [inline] ____sys_sendmsg+0x360/0x4d0 net/socket.c:2350 ___sys_sendmsg net/socket.c:2404 [inline] __sys_sendmmsg+0x315/0x4b0 net/socket.c:2490 __do_sys_sendmmsg net/socket.c:2519 [inline] __se_sys_sendmmsg net/socket.c:2516 [inline] __x64_sys_sendmmsg+0x53/0x60 net/socket.c:2516 do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888122ddf150 of 8 bytes by task 14057 on cpu 0: ip_tunnel_xmit+0xdc0/0x11c0 net/ipv4/ip_tunnel.c:813 sit_tunnel_xmit__ net/ipv6/sit.c:1058 [inline] sit_tunnel_xmit+0x3c2/0x11f0 net/ipv6/sit.c:1074 __netdev_start_xmit include/linux/netdevice.h:4944 [inline] netdev_start_xmit include/linux/netdevice.h:4958 [inline] xmit_one+0xf9/0x270 net/core/dev.c:3654 dev_hard_start_xmit net/core/dev.c:3670 [inline] __dev_queue_xmit+0xd44/0x1300 net/core/dev.c:4245 dev_queue_xmit+0x13/0x20 net/core/dev.c:4278 neigh_connected_output+0x264/0x290 net/core/neighbour.c:1524 neigh_output include/net/neighbour.h:510 [inline] ip_finish_output2+0x874/0xb10 net/ipv4/ip_output.c:230 __ip_finish_output net/ipv4/ip_output.c:252 [inline] ip_finish_output+0x2fa/0x490 net/ipv4/ip_output.c:318 NF_HOOK_COND include/linux/netfilter.h:290 [inline] ip_output+0xf6/0x1a0 net/ipv4/ip_output.c:432 dst_output include/net/dst.h:448 [inline] ip_local_out+0x167/0x230 net/ipv4/ip_output.c:126 ip_send_skb+0x27/0x90 net/ipv4/ip_output.c:1568 udp_send_skb+0x62d/0x860 net/ipv4/udp.c:953 udp_sendmsg+0xfe4/0x12f0 net/ipv4/udp.c:1240 udpv6_sendmsg+0x520/0x16b0 net/ipv6/udp.c:1351 inet6_sendmsg+0x5f/0x80 net/ipv6/af_inet6.c:642 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg net/socket.c:674 [inline] ____sys_sendmsg+0x360/0x4d0 net/socket.c:2350 ___sys_sendmsg net/socket.c:2404 [inline] __sys_sendmmsg+0x315/0x4b0 net/socket.c:2490 __do_sys_sendmmsg net/socket.c:2519 [inline] __se_sys_sendmmsg net/socket.c:2516 [inline] __x64_sys_sendmmsg+0x53/0x60 net/socket.c:2516 do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 14057 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ================================================================== syz-executor.1 (14057) used greatest stack depth: 10144 bytes left
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2021/05/16 19:41 | upstream | 63d1cb53e26a | f54a5c09 | .config | log | report | info | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit | ||
ci2-upstream-kcsan-gce | 2021/05/08 00:53 | upstream | 1ad77a05cfae | bc5434be | .config | log | report | info | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit | ||
ci2-upstream-kcsan-gce | 2021/05/06 05:24 | upstream | a79cdfba68a1 | 06c27ff5 | .config | log | report | info | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit | ||
ci2-upstream-kcsan-gce | 2021/05/04 09:48 | upstream | 5e321ded302d | 09efdd63 | .config | log | report | info | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit | ||
ci2-upstream-kcsan-gce | 2021/04/28 02:57 | upstream | e359bce39d90 | 805b5003 | .config | log | report | info | KCSAN: data-race in ip_tunnel_xmit / ip_tunnel_xmit |