Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in generic_file_read_iter / truncate_setsize fs | 3 | 1604d | 1615d | 0/26 | closed as invalid on 2019/11/19 13:54 |
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Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in generic_file_read_iter / truncate_setsize fs | 3 | 1604d | 1615d | 0/26 | closed as invalid on 2019/11/19 13:54 |
================================================================== BUG: KCSAN: data-race in generic_file_read_iter / truncate_setsize write to 0xffff8880b5d01770 of 8 bytes by task 16651 on cpu 1: i_size_write include/linux/fs.h:894 [inline] truncate_setsize+0x34/0x80 mm/truncate.c:839 simple_setattr+0xb1/0xc0 fs/libfs.c:503 notify_change+0x82b/0xad0 fs/attr.c:336 do_truncate+0xf9/0x180 fs/open.c:64 handle_truncate fs/namei.c:2887 [inline] do_open fs/namei.c:3233 [inline] path_openat+0x1e51/0x23d0 fs/namei.c:3346 do_filp_open+0x11e/0x1b0 fs/namei.c:3373 do_sys_openat2+0x52e/0x680 fs/open.c:1148 do_sys_open+0xa2/0x110 fs/open.c:1164 ksys_open include/linux/syscalls.h:1386 [inline] __do_sys_creat fs/open.c:1232 [inline] __se_sys_creat fs/open.c:1230 [inline] __x64_sys_creat+0x42/0x60 fs/open.c:1230 do_syscall_64+0xc7/0x3b0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff8880b5d01770 of 8 bytes by task 16635 on cpu 0: generic_file_buffered_read mm/filemap.c:2091 [inline] generic_file_read_iter+0x85b/0x18c0 mm/filemap.c:2309 call_read_iter include/linux/fs.h:1901 [inline] generic_file_splice_read+0x2df/0x470 fs/splice.c:313 do_splice_to+0xc7/0x100 fs/splice.c:892 splice_direct_to_actor+0x1b9/0x540 fs/splice.c:971 do_splice_direct+0x152/0x1d0 fs/splice.c:1080 do_sendfile+0x380/0x800 fs/read_write.c:1521 __do_sys_sendfile64 fs/read_write.c:1576 [inline] __se_sys_sendfile64 fs/read_write.c:1568 [inline] __x64_sys_sendfile64+0xb8/0x140 fs/read_write.c:1568 do_syscall_64+0xc7/0x3b0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 16635 Comm: syz-executor.2 Not tainted 5.7.0-rc1-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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/05/24 01:58 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 96c92ad3 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/05/04 07:21 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 58ae5e18 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/02/25 14:56 | https://github.com/google/ktsan.git kcsan | 766d004d1b85 | 4c886d6a | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/01/06 02:18 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 438e1227 | .config | console log | report | ci2-upstream-kcsan-gce |