syzbot


KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock (5)
Status: internal: reported on 2021/06/10 14:10
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: f13ef10059cc net: annotate data race in sock_error()
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386 ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-arm32]
First crash: 116d, last: 7d02h
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock 2 558d 572d 0/22 auto-closed as invalid on 2020/03/29 01:10
upstream KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock (4) 20 199d 230d 0/22 auto-closed as invalid on 2021/02/16 06:00
upstream KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock (3) 1 362d 362d 0/22 auto-closed as invalid on 2020/09/05 23:08
upstream KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock (2) 1 399d 399d 0/22 auto-closed as invalid on 2020/07/30 12:33

Sample crash report:

Crashes (27):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-upstream-kcsan-gce 2021/07/23 06:00 upstream 9bead1b58c4c bc5f1d88 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/07/22 08:04 upstream 7b6ae471e541 29c3f20f .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/07/18 22:01 upstream f0eb870a8422 f115ae98 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/07/18 04:03 upstream 1d67c8d993ba f115ae98 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/07/07 16:27 upstream 3dbdb38e2869 4846d5c1 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/07/06 02:02 upstream 3dbdb38e2869 55aa55c2 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/07/02 15:44 upstream 3dbdb38e2869 658ebc66 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/07/01 19:26 upstream dbe69e433722 658ebc66 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/06/19 12:29 upstream 9ed13a17e38e aba2b2fb .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/06/15 23:05 upstream 94f0b2d4a1d0 990d3cbe .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/06/10 17:12 upstream cd1245d75ce9 1ba81399 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/06/04 08:19 upstream f88cd3fb9df2 0740de69 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/31 22:47 upstream c2131f7e73c9 032639db .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/31 14:08 upstream 8124c8a6b353 032639db .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/24 12:39 upstream 6ebb6814a1ef 3c7fef33 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/18 10:27 upstream 8ac91e6c6033 a343ba6b .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/17 14:21 upstream d07f6ca923ea a2eb125d .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/16 13:40 upstream c12a29ed9094 f54a5c09 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/10 16:36 upstream 6efb943b8616 ca873091 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/08 19:44 upstream dd860052c99b bc5434be .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/05/03 15:14 upstream 9ccce092fc64 ad61f371 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/04/30 08:34 upstream 8ca5297e7e38 77e2b668 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/04/28 19:19 upstream e359bce39d90 77e2b668 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/04/22 17:15 upstream 16fc44d6387e 33c28d03 .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/04/18 13:57 upstream c98ff1d013d2 7e2b734b .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/04/07 13:13 upstream 2d743660786e 6a81331a .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock
ci2-upstream-kcsan-gce 2021/04/04 19:40 upstream 2023a53bdf41 6a81331a .config log report info KCSAN: data-race in sock_alloc_send_pskb / unix_release_sock