Title | Replies (including bot) | Last reply |
---|---|---|
[PATCH net] udp: annotate data-races around up->pending | 3 (3) | 2024/01/13 15:50 |
[syzbot] [net?] KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg (6) | 1 (2) | 2024/01/12 10:20 |
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Title | Replies (including bot) | Last reply |
---|---|---|
[PATCH net] udp: annotate data-races around up->pending | 3 (3) | 2024/01/13 15:50 |
[syzbot] [net?] KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg (6) | 1 (2) | 2024/01/12 10:20 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg net | 1 | 1600d | 1600d | 0/28 | auto-closed as invalid on 2020/08/23 02:37 | |||
upstream | KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg (3) net | 1 | 1314d | 1314d | 0/28 | auto-closed as invalid on 2021/06/05 06:06 | |||
upstream | KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg (4) net | 1 | 1259d | 1253d | 0/28 | auto-closed as invalid on 2021/09/03 03:58 | |||
upstream | KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg (5) net | 1 | 563d | 563d | 0/28 | auto-obsoleted due to no activity on 2023/06/26 01:26 | |||
upstream | KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg (2) net | 1 | 1552d | 1552d | 0/28 | auto-closed as invalid on 2020/10/10 02:50 |
================================================================== BUG: KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg write to 0xffff88814e5eadf0 of 4 bytes by task 15547 on cpu 1: udpv6_sendmsg+0x1405/0x1530 net/ipv6/udp.c:1596 inet6_sendmsg+0x63/0x80 net/ipv6/af_inet6.c:657 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x257/0x310 net/socket.c:2192 __do_sys_sendto net/socket.c:2204 [inline] __se_sys_sendto net/socket.c:2200 [inline] __x64_sys_sendto+0x78/0x90 net/socket.c:2200 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b read to 0xffff88814e5eadf0 of 4 bytes by task 15551 on cpu 0: udpv6_sendmsg+0x22c/0x1530 net/ipv6/udp.c:1373 inet6_sendmsg+0x63/0x80 net/ipv6/af_inet6.c:657 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0x37c/0x4d0 net/socket.c:2586 ___sys_sendmsg net/socket.c:2640 [inline] __sys_sendmmsg+0x269/0x500 net/socket.c:2726 __do_sys_sendmmsg net/socket.c:2755 [inline] __se_sys_sendmmsg net/socket.c:2752 [inline] __x64_sys_sendmmsg+0x57/0x60 net/socket.c:2752 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b value changed: 0x00000000 -> 0x0000000a Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 15551 Comm: syz-executor.1 Tainted: G W 6.7.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/01/08 14:27 | upstream | 0dd3ee311255 | d0304e9c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in udpv6_sendmsg / udpv6_sendmsg |