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🐞 Open [1157] 🐞 Fixed [4320] 🐞 Invalid [9657] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in ip6_tnl_xmit / ip6_tnl_xmit (6) | 1 | 233d | 233d | 0/24 | auto-closed as invalid on 2022/07/19 20:28 | |||
upstream | KCSAN: data-race in ip6_tnl_xmit / ip6_tnl_xmit | 3 | 1191d | 1195d | 0/24 | closed as invalid on 2019/11/19 13:24 | |||
upstream | KCSAN: data-race in ip6_tnl_xmit / ip6_tnl_xmit (5) | 3 | 327d | 365d | 0/24 | auto-closed as invalid on 2022/04/16 19:07 | |||
upstream | KCSAN: data-race in ip6_tnl_xmit / ip6_tnl_xmit (4) | 1 | 442d | 442d | 0/24 | auto-closed as invalid on 2021/12/22 23:42 | |||
upstream | KCSAN: data-race in ip6_tnl_xmit / ip6_tnl_xmit (2) | 1 | 862d | 862d | 0/24 | auto-closed as invalid on 2020/10/29 08:32 |
================================================================== BUG: KCSAN: data-race in ip6_tnl_xmit / ip6_tnl_xmit write to 0xffff88802a9e3190 of 8 bytes by task 13459 on cpu 1: ip6_tnl_xmit+0x7aa/0x1570 net/ipv6/ip6_tunnel.c:1266 ipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1381 [inline] ip6_tnl_start_xmit+0x8af/0x9f0 net/ipv6/ip6_tunnel.c:1430 __netdev_start_xmit include/linux/netdevice.h:4778 [inline] netdev_start_xmit include/linux/netdevice.h:4792 [inline] xmit_one+0xf9/0x2e0 net/core/dev.c:3574 dev_hard_start_xmit net/core/dev.c:3590 [inline] __dev_queue_xmit+0xf22/0x1570 net/core/dev.c:4151 dev_queue_xmit+0x13/0x20 net/core/dev.c:4184 neigh_connected_output+0x264/0x290 net/core/neighbour.c:1521 neigh_output include/net/neighbour.h:510 [inline] ip6_finish_output2+0x985/0xb20 net/ipv6/ip6_output.c:117 __ip6_finish_output+0x428/0x480 net/ipv6/ip6_output.c:182 ip6_finish_output+0x39/0x160 net/ipv6/ip6_output.c:192 NF_HOOK_COND include/linux/netfilter.h:290 [inline] ip6_output+0x10e/0x210 net/ipv6/ip6_output.c:215 dst_output include/net/dst.h:441 [inline] ip6_local_out+0x60/0x80 net/ipv6/output_core.c:179 ip6_send_skb net/ipv6/ip6_output.c:1904 [inline] ip6_push_pending_frames+0xb6/0x170 net/ipv6/ip6_output.c:1924 rawv6_push_pending_frames net/ipv6/raw.c:613 [inline] rawv6_sendmsg+0x128c/0x1330 net/ipv6/raw.c:956 inet_sendmsg+0x5f/0x80 net/ipv4/af_inet.c:817 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg net/socket.c:672 [inline] ____sys_sendmsg+0x360/0x4d0 net/socket.c:2345 ___sys_sendmsg net/socket.c:2399 [inline] __sys_sendmmsg+0x335/0x4b0 net/socket.c:2489 __do_sys_sendmmsg net/socket.c:2518 [inline] __se_sys_sendmmsg net/socket.c:2515 [inline] __x64_sys_sendmmsg+0x53/0x60 net/socket.c:2515 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff88802a9e3190 of 8 bytes by task 13445 on cpu 0: ip6_tnl_xmit+0x798/0x1570 net/ipv6/ip6_tunnel.c:1266 ipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1381 [inline] ip6_tnl_start_xmit+0x8af/0x9f0 net/ipv6/ip6_tunnel.c:1430 __netdev_start_xmit include/linux/netdevice.h:4778 [inline] netdev_start_xmit include/linux/netdevice.h:4792 [inline] xmit_one+0xf9/0x2e0 net/core/dev.c:3574 dev_hard_start_xmit net/core/dev.c:3590 [inline] __dev_queue_xmit+0xf22/0x1570 net/core/dev.c:4151 dev_queue_xmit+0x13/0x20 net/core/dev.c:4184 neigh_connected_output+0x264/0x290 net/core/neighbour.c:1521 neigh_output include/net/neighbour.h:510 [inline] ip6_finish_output2+0x985/0xb20 net/ipv6/ip6_output.c:117 __ip6_finish_output+0x428/0x480 net/ipv6/ip6_output.c:182 ip6_finish_output+0x39/0x160 net/ipv6/ip6_output.c:192 NF_HOOK_COND include/linux/netfilter.h:290 [inline] ip6_output+0x10e/0x210 net/ipv6/ip6_output.c:215 dst_output include/net/dst.h:441 [inline] ip6_local_out+0x60/0x80 net/ipv6/output_core.c:179 ip6_send_skb net/ipv6/ip6_output.c:1904 [inline] ip6_push_pending_frames+0xb6/0x170 net/ipv6/ip6_output.c:1924 rawv6_push_pending_frames net/ipv6/raw.c:613 [inline] rawv6_sendmsg+0x128c/0x1330 net/ipv6/raw.c:956 inet_sendmsg+0x5f/0x80 net/ipv4/af_inet.c:817 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg net/socket.c:672 [inline] ____sys_sendmsg+0x360/0x4d0 net/socket.c:2345 ___sys_sendmsg net/socket.c:2399 [inline] __sys_sendmmsg+0x335/0x4b0 net/socket.c:2489 __do_sys_sendmmsg net/socket.c:2518 [inline] __se_sys_sendmmsg net/socket.c:2515 [inline] __x64_sys_sendmmsg+0x53/0x60 net/socket.c:2515 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 13445 Comm: syz-executor.0 Not tainted 5.11.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2021/02/11 08:09 | upstream | 291009f656e8 | a52ee10a | .config | console log | report | info | KCSAN: data-race in ip6_tnl_xmit / ip6_tnl_xmit |