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🐞 Open [1168] ≡ Subsystems 🐞 Fixed [4404] 🐞 Invalid [9902] 📈 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 n_tty_kick_worker / n_tty_receive_buf_common (4) | 1 | 331d | 331d | 0/24 | auto-closed as invalid on 2022/06/02 02:02 | |||
upstream | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common (5) | 1 | 250d | 250d | 0/24 | auto-closed as invalid on 2022/08/21 08:44 | |||
upstream | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common | 1 | 1143d | 1143d | 0/24 | auto-closed as invalid on 2020/04/15 15:43 | |||
upstream | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common (3) | 4 | 403d | 453d | 0/24 | auto-closed as invalid on 2022/03/21 13:14 | |||
upstream | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common (7) | 2 | 111d | 120d | 0/24 | auto-obsoleted due to no activity on 2023/01/17 00:23 | |||
upstream | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common (6) | 1 | 174d | 174d | 0/24 | auto-obsoleted due to no activity on 2022/11/05 11:00 |
================================================================== BUG: KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common write to 0xffffc900009d505c of 1 bytes by task 15381 on cpu 1: n_tty_receive_buf_common+0x370/0x4e70 drivers/tty/n_tty.c:1664 n_tty_receive_buf2+0x2e/0x40 drivers/tty/n_tty.c:1709 tty_ldisc_receive_buf+0x5b/0xf0 drivers/tty/tty_buffer.c:471 paste_selection+0x215/0x300 drivers/tty/vt/selection.c:408 tioclinux+0xe5/0x450 drivers/tty/vt/vt.c:3204 vt_ioctl+0x27f/0x2150 drivers/tty/vt/vt_ioctl.c:762 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 0xffffc900009d505c of 1 bytes by task 27830 on cpu 0: n_tty_kick_worker+0x2d/0x160 drivers/tty/n_tty.c:205 n_tty_read+0x4a7/0x10c0 drivers/tty/n_tty.c:2094 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: 0 PID: 27830 Comm: agetty Not tainted 5.15.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2021/10/06 16:21 | upstream | 60a9483534ed | 0a63fd36 | .config | console log | report | info | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common | |||
ci2-upstream-kcsan-gce | 2021/10/03 16:00 | upstream | 7b66f4393ad4 | db0f5787 | .config | console log | report | info | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common | |||
ci2-upstream-kcsan-gce | 2021/09/22 04:49 | upstream | 92477dd1faa6 | 169724fe | .config | console log | report | info | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common | |||
ci2-upstream-kcsan-gce | 2021/09/14 17:15 | upstream | 1619b69edce1 | 07e953c1 | .config | console log | report | info | KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common |