Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in sock_set_timestamping / udpv6_sendmsg net | 1 | 970d | 970d | 0/26 | auto-closed as invalid on 2021/10/03 07:20 |
syzbot |
sign-in | mailing list | source | docs |
🐞 Open [985] ≡ Subsystems 🐞 Fixed [5236] 🐞 Invalid [12501] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in sock_set_timestamping / udpv6_sendmsg net | 1 | 970d | 970d | 0/26 | auto-closed as invalid on 2021/10/03 07:20 |
================================================================== BUG: KCSAN: data-race in sock_set_timestamping / udpv6_sendmsg write to 0xffff888106480270 of 2 bytes by task 4694 on cpu 0: sock_set_timestamping+0x197/0x4c0 net/core/sock.c:896 sock_setsockopt+0x1a3b/0x1fb0 net/core/sock.c:1195 __sys_setsockopt+0x239/0x2a0 net/socket.c:2172 __do_sys_setsockopt net/socket.c:2187 [inline] __se_sys_setsockopt net/socket.c:2184 [inline] __x64_sys_setsockopt+0x62/0x70 net/socket.c:2184 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888106480270 of 2 bytes by task 4695 on cpu 1: udpv6_sendmsg+0x1e2/0x16e0 net/ipv6/udp.c:1314 inet6_sendmsg+0x5f/0x80 net/ipv6/af_inet6.c:644 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] __sys_sendto+0x21e/0x2c0 net/socket.c:2036 __do_sys_sendto net/socket.c:2048 [inline] __se_sys_sendto net/socket.c:2044 [inline] __x64_sys_sendto+0x74/0x90 net/socket.c:2044 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x0000 -> 0x0901 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 4695 Comm: syz-executor.0 Tainted: G W 5.16.0-rc4-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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2021/12/12 09:06 | upstream | a763d5a5abd6 | 49ca1f59 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in sock_set_timestamping / udpv6_sendmsg |