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[syzbot] [serial?] KMSAN: uninit-value in n_tty_receive_buf_closing (3) | 0 (1) | 2024/08/19 13:42 |
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[syzbot] [serial?] KMSAN: uninit-value in n_tty_receive_buf_closing (3) | 0 (1) | 2024/08/19 13:42 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KMSAN: uninit-value in n_tty_receive_buf_closing serial | 2 | 353d | 365d | 0/27 | closed as invalid on 2023/12/22 15:49 | |||
upstream | KMSAN: uninit-value in n_tty_receive_buf_closing (2) serial | 1 | 252d | 246d | 0/27 | auto-obsoleted due to no activity on 2024/04/13 06:47 |
===================================================== BUG: KMSAN: uninit-value in n_tty_receive_char_closing drivers/tty/n_tty.c:1454 [inline] BUG: KMSAN: uninit-value in n_tty_receive_buf_closing+0x539/0xb40 drivers/tty/n_tty.c:1567 n_tty_receive_char_closing drivers/tty/n_tty.c:1454 [inline] n_tty_receive_buf_closing+0x539/0xb40 drivers/tty/n_tty.c:1567 __receive_buf drivers/tty/n_tty.c:1630 [inline] n_tty_receive_buf_common+0x196b/0x2490 drivers/tty/n_tty.c:1739 n_tty_receive_buf2+0x4c/0x60 drivers/tty/n_tty.c:1785 tty_ldisc_receive_buf+0xd0/0x290 drivers/tty/tty_buffer.c:387 tty_port_default_receive_buf+0xdf/0x190 drivers/tty/tty_port.c:37 receive_buf drivers/tty/tty_buffer.c:445 [inline] flush_to_ldisc+0x473/0xdb0 drivers/tty/tty_buffer.c:495 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xae0/0x1c40 kernel/workqueue.c:3312 worker_thread+0xea7/0x14d0 kernel/workqueue.c:3389 kthread+0x3e2/0x540 kernel/kthread.c:389 ret_from_fork+0x6d/0x90 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Uninit was created at: slab_post_alloc_hook mm/slub.c:3998 [inline] slab_alloc_node mm/slub.c:4041 [inline] __do_kmalloc_node mm/slub.c:4161 [inline] __kmalloc_noprof+0x661/0xf30 mm/slub.c:4174 kmalloc_noprof include/linux/slab.h:685 [inline] tty_buffer_alloc drivers/tty/tty_buffer.c:180 [inline] __tty_buffer_request_room+0x36e/0x6d0 drivers/tty/tty_buffer.c:273 __tty_insert_flip_string_flags+0x140/0x570 drivers/tty/tty_buffer.c:309 tty_insert_flip_char include/linux/tty_flip.h:77 [inline] uart_insert_char+0x39e/0xa10 drivers/tty/serial/serial_core.c:3568 serial8250_read_char+0x1a7/0x5d0 drivers/tty/serial/8250/8250_port.c:1743 serial8250_rx_chars drivers/tty/serial/8250/8250_port.c:1760 [inline] serial8250_handle_irq+0x77a/0xb80 drivers/tty/serial/8250/8250_port.c:1924 serial8250_default_handle_irq+0x120/0x2b0 drivers/tty/serial/8250/8250_port.c:1949 serial8250_interrupt+0xc5/0x360 drivers/tty/serial/8250/8250_core.c:86 __handle_irq_event_percpu+0x118/0xca0 kernel/irq/handle.c:158 handle_irq_event_percpu kernel/irq/handle.c:193 [inline] handle_irq_event+0xef/0x2c0 kernel/irq/handle.c:210 handle_edge_irq+0x340/0xfb0 kernel/irq/chip.c:831 generic_handle_irq_desc include/linux/irqdesc.h:173 [inline] handle_irq arch/x86/kernel/irq.c:247 [inline] call_irq_handler arch/x86/kernel/irq.c:259 [inline] __common_interrupt+0x97/0x1f0 arch/x86/kernel/irq.c:285 common_interrupt+0x8f/0xa0 arch/x86/kernel/irq.c:278 asm_common_interrupt+0x2b/0x40 arch/x86/include/asm/idtentry.h:693 CPU: 1 UID: 0 PID: 2950 Comm: kworker/u8:9 Not tainted 6.11.0-rc7-syzkaller-00020-g8d8d276ba2fb #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Workqueue: events_unbound flush_to_ldisc =====================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/09/11 10:14 | upstream | 8d8d276ba2fb | 9326a104 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/09/10 21:57 | upstream | 8d8d276ba2fb | 79eef296 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/09/10 21:57 | upstream | 8d8d276ba2fb | 79eef296 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/09/07 06:20 | upstream | b31c44928842 | 9750182a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/09/06 06:29 | upstream | ad618736883b | 464ac2ed | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/09/06 06:29 | upstream | ad618736883b | 464ac2ed | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/09/03 22:58 | upstream | 88fac17500f4 | 9d47f20a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/08/25 18:30 | upstream | 5be63fc19fca | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/08/25 18:30 | upstream | 5be63fc19fca | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/08/25 11:23 | upstream | 780bdc1ba776 | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/08/25 11:23 | upstream | 780bdc1ba776 | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing | ||
2024/08/15 13:36 | upstream | 1fb918967b56 | e4bacdaf | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in n_tty_receive_buf_closing |