Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in n_tty_read / pty_unix98_ioctl (2) serial | 1 | 801d | 801d | 0/26 | auto-closed as invalid on 2022/03/13 12:24 |
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Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in n_tty_read / pty_unix98_ioctl (2) serial | 1 | 801d | 801d | 0/26 | auto-closed as invalid on 2022/03/13 12:24 |
================================================================== BUG: KCSAN: data-race in n_tty_read / pty_unix98_ioctl write to 0xffff8881026ca5d9 of 1 bytes by task 19365 on cpu 0: pty_unix98_ioctl+0x2a8/0x310 drivers/tty/pty.c:661 tty_ioctl+0xa8e/0x11a0 drivers/tty/tty_io.c:2805 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xcb/0x140 fs/ioctl.c:860 __x64_sys_ioctl+0x3f/0x50 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff8881026ca5d9 of 1 bytes by task 19384 on cpu 1: n_tty_read+0x5f4/0x10c0 drivers/tty/n_tty.c:2131 iterate_tty_read drivers/tty/tty_io.c:868 [inline] tty_read+0x199/0x420 drivers/tty/tty_io.c:944 call_read_iter include/linux/fs.h:2157 [inline] new_sync_read fs/read_write.c:404 [inline] vfs_read+0x66c/0x750 fs/read_write.c:485 ksys_read+0xd9/0x190 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x3e/0x50 fs/read_write.c:631 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00 -> 0x01 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 19384 Comm: syz-executor.3 Not tainted 5.15.0-rc5-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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2021/10/11 17:40 | upstream | 64570fbc14f8 | 838e7e2c | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in n_tty_read / pty_unix98_ioctl |