Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|
BUG: soft lockup in commit_echoes serial | C | 2 | 2330d | 2342d | 0/28 | closed as dup on 2018/05/07 00:29 |
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Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|
BUG: soft lockup in commit_echoes serial | C | 2 | 2330d | 2342d | 0/28 | closed as dup on 2018/05/07 00:29 |
Title | Replies (including bot) | Last reply |
---|---|---|
[PATCH 3.16 000/366] 3.16.61-rc1 review | 375 (376) | 2019/01/02 17:44 |
[PATCH 4.4 00/47] 4.4.140-stable review | 56 (56) | 2018/07/28 05:56 |
[PATCH 4.9 00/52] 4.9.112-stable review | 59 (60) | 2018/07/11 20:12 |
[PATCH 3.18 00/23] 3.18.115-stable review | 29 (29) | 2018/07/11 15:10 |
[PATCH 4.14 00/61] 4.14.54-stable review | 57 (58) | 2018/07/09 13:28 |
[PATCH 4.17 00/46] 4.17.5-stable review | 34 (35) | 2018/07/07 21:40 |
[PATCH 1/2] n_tty: Fix stall at n_tty_receive_char_special(). | 4 (4) | 2018/06/04 11:57 |
INFO: rcu detected stall in n_tty_receive_char_special | 5 (8) | 2018/05/17 12:40 |
INFO: rcu_sched self-detected stall on CPU 1-....: (124999 ticks this GP) idle=262/1/4611686018427387906 softirq=10375/10378 fqs=31238 (t=125000 jiffies g=5043 c=5042 q=11) NMI backtrace for cpu 1 CPU: 1 PID: 4508 Comm: syz-executor268 Not tainted 4.17.0-rc2+ #22 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: <IRQ> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1b9/0x294 lib/dump_stack.c:113 nmi_cpu_backtrace.cold.4+0x19/0xce lib/nmi_backtrace.c:103 nmi_trigger_cpumask_backtrace+0x151/0x192 lib/nmi_backtrace.c:62 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_single_cpu_backtrace include/linux/nmi.h:156 [inline] rcu_dump_cpu_stacks+0x175/0x1c2 kernel/rcu/tree.c:1376 print_cpu_stall kernel/rcu/tree.c:1525 [inline] check_cpu_stall.isra.61.cold.80+0x36c/0x59a kernel/rcu/tree.c:1593 __rcu_pending kernel/rcu/tree.c:3356 [inline] rcu_pending kernel/rcu/tree.c:3401 [inline] rcu_check_callbacks+0x21b/0xad0 kernel/rcu/tree.c:2763 update_process_times+0x2d/0x70 kernel/time/timer.c:1636 tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:173 tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1283 __run_hrtimer kernel/time/hrtimer.c:1386 [inline] __hrtimer_run_queues+0x3e3/0x10a0 kernel/time/hrtimer.c:1448 hrtimer_interrupt+0x286/0x650 kernel/time/hrtimer.c:1506 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1025 [inline] smp_apic_timer_interrupt+0x15d/0x710 arch/x86/kernel/apic/apic.c:1050 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:863 </IRQ> RIP: 0010:add_echo_byte drivers/tty/n_tty.c:813 [inline] RIP: 0010:echo_char+0x1d7/0x2e0 drivers/tty/n_tty.c:917 RSP: 0018:ffff8801acfaf718 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: ffffc900021fc000 RCX: ffffffff8397a3dc RDX: ffffc900021fd7d9 RSI: ffffffff8397a43f RDI: ffffc900021fd7d9 RBP: ffff8801acfaf748 R08: ffff8801d911a100 R09: 0000000000000001 R10: ffff8801d911a960 R11: ffff8801d911a100 R12: 0000000000000000 R13: 0000000000000008 R14: 0000000141ce0578 R15: 0000000000000579 n_tty_receive_char_special+0x13b3/0x31c0 drivers/tty/n_tty.c:1306 n_tty_receive_buf_fast drivers/tty/n_tty.c:1577 [inline] __receive_buf drivers/tty/n_tty.c:1611 [inline] n_tty_receive_buf_common+0x20ca/0x2c50 drivers/tty/n_tty.c:1709 n_tty_receive_buf+0x30/0x40 drivers/tty/n_tty.c:1738 tiocsti drivers/tty/tty_io.c:2171 [inline] tty_ioctl+0x7e7/0x1870 drivers/tty/tty_io.c:2557 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x1cf/0x16a0 fs/ioctl.c:684 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:701 __do_sys_ioctl fs/ioctl.c:708 [inline] __se_sys_ioctl fs/ioctl.c:706 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:706 do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x440209 RSP: 002b:00007ffe6293c578 EFLAGS: 00000213 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000200006c0 RCX: 0000000000440209 RDX: 00000000200000c0 RSI: 0000000000005412 RDI: 0000000000000100 RBP: 6d74702f7665642f R08: 000000000000000c R09: 00007ffe6293c5f0 R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000401a70 R13: 0000000000401b00 R14: 0000000000000000 R15: 0000000000000000
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2018/04/28 20:07 | upstream | bf8f5de17442 | d5a5d045 | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2018/04/15 13:42 | upstream | 18b7fd1c93e5 | 7a67784c | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2018/04/06 01:12 | upstream | 3c8ba0d61d04 | a932eae6 | .config | console log | report | ci-upstream-kasan-gce-root |