Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2025/02/11 | upstream (ToT) | febbc555cf0f | C | Failed due to an error; will retry later |
syzbot |
sign-in | mailing list | source | docs |
Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2025/02/11 | upstream (ToT) | febbc555cf0f | C | Failed due to an error; will retry later |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
linux-5.15 | INFO: rcu detected stall in sys_clock_settime | 31 | 15m | 585d | 0/3 | upstream: reported on 2023/07/13 03:09 | |||
upstream | INFO: rcu detected stall in sys_clock_settime kernel | C | done | inconclusive | 428 | 10h25m | 1681d | 0/28 | upstream: reported C repro on 2020/07/12 17:54 |
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 0-...!: (1 GPs behind) idle=c37c/1/0x4000000000000000 softirq=7653/7662 fqs=2 (detected by 1, t=10505 jiffies, g=6017, q=19 ncpus=2) Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4273 Comm: syz-executor312 Not tainted 6.1.128-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:bytes_is_nonzero mm/kasan/generic.c:84 [inline] RIP: 0010:memory_is_nonzero mm/kasan/generic.c:102 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:128 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0x71/0x290 mm/kasan/generic.c:189 Code: 54 37 ff 49 c1 ea 03 49 bb 01 00 00 00 00 fc ff df 4f 8d 34 1a 4c 89 f5 4c 29 cd 48 83 fd 10 7f 26 48 85 ed 0f 84 3a 01 00 00 <49> f7 d2 49 01 da 41 80 39 00 0f 85 c4 01 00 00 49 ff c1 49 ff c2 RSP: 0018:ffffc900000079b8 EFLAGS: 00000002 RAX: 0000000000000001 RBX: 1ffffffff224a04c RCX: ffffffff816ab9f0 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff91250260 RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff224a04c R10: 1ffffffff224a04c R11: dffffc0000000001 R12: ffff88807e094658 R13: ffff88807e093b80 R14: fffffbfff224a04d R15: 1ffff1100fc128da FS: 00007f85e520e6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f85e520ed58 CR3: 0000000079c44000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <NMI> </NMI> <IRQ> instrument_atomic_read include/linux/instrumented.h:72 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] hlock_class kernel/locking/lockdep.c:228 [inline] __lock_acquire+0x11d0/0x1f80 kernel/locking/lockdep.c:5046 lock_acquire+0x1f8/0x5a0 kernel/locking/lockdep.c:5662 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd1/0x120 kernel/locking/spinlock.c:162 debug_object_activate+0x68/0x4e0 lib/debugobjects.c:698 debug_hrtimer_activate kernel/time/hrtimer.c:421 [inline] debug_activate kernel/time/hrtimer.c:476 [inline] enqueue_hrtimer+0x30/0x410 kernel/time/hrtimer.c:1085 __run_hrtimer kernel/time/hrtimer.c:1706 [inline] __hrtimer_run_queues+0x728/0xe50 kernel/time/hrtimer.c:1753 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1815 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline] __sysvec_apic_timer_interrupt+0x158/0x5b0 arch/x86/kernel/apic/apic.c:1124 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 kernel/locking/spinlock.c:194 Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 02 f0 24 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> f7 4f a1 f6 65 8b 05 98 2f 45 75 85 c0 74 3f 48 c7 04 24 0e 36 RSP: 0018:ffffc90003d87b60 EFLAGS: 00000206 RAX: 5d95b859b15f7b00 RBX: 1ffff920007b0f70 RCX: ffffffff816b127a RDX: dffffc0000000000 RSI: ffffffff8b0c0340 RDI: 0000000000000001 RBP: ffffc90003d87bf0 R08: dffffc0000000000 R09: fffffbfff224a04d R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff920007b0f6c R14: ffffc90003d87b80 R15: 0000000000000246 clock_was_set+0x177/0x900 kernel/time/hrtimer.c:971 do_settimeofday64+0x673/0x7e0 kernel/time/timekeeping.c:1345 __do_sys_clock_settime kernel/time/posix-timers.c:1124 [inline] __se_sys_clock_settime kernel/time/posix-timers.c:1112 [inline] __x64_sys_clock_settime+0x232/0x270 kernel/time/posix-timers.c:1112 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f85e527ee99 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 1f 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f85e520e168 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 RAX: ffffffffffffffda RBX: 00007f85e53081f8 RCX: 00007f85e527ee99 RDX: 00007f85e5257966 RSI: 0000400000000080 RDI: 0000000000000000 RBP: 00007f85e53081f0 R08: 00007fffde5d7367 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f85e53081fc R13: 000000000000006e R14: 00007fffde5d7280 R15: 00007fffde5d7368 </TASK> INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.591 msecs rcu: rcu_preempt kthread timer wakeup didn't happen for 10494 jiffies! g6017 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 rcu: Possible timer handling issue on cpu=1 timer-softirq=2376 rcu: rcu_preempt kthread starved for 10495 jiffies! g6017 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:I stack:27256 pid:16 ppid:2 flags:0x00004000 Call Trace: <TASK> context_switch kernel/sched/core.c:5241 [inline] __schedule+0x143f/0x4570 kernel/sched/core.c:6558 schedule+0xbf/0x180 kernel/sched/core.c:6634 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1965 rcu_gp_fqs_loop+0x2d2/0x1150 kernel/rcu/tree.c:1706 rcu_gp_kthread+0xa3/0x3b0 kernel/rcu/tree.c:1905 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 </TASK> rcu: Stack dump where RCU GP kthread last ran: CPU: 1 PID: 46 Comm: kworker/u4:3 Not tainted 6.1.128-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 Workqueue: events_unbound toggle_allocation_gate RIP: 0010:csd_lock_wait kernel/smp.c:424 [inline] RIP: 0010:smp_call_function_many_cond+0x1fae/0x3460 kernel/smp.c:998 Code: 2f 44 89 ee 83 e6 01 31 ff e8 0e 44 0b 00 41 83 e5 01 49 bd 00 00 00 00 00 fc ff df 75 0a e8 99 40 0b 00 e9 1b ff ff ff f3 90 <42> 0f b6 04 2b 84 c0 75 14 41 f7 07 01 00 00 00 0f 84 fe fe ff ff RSP: 0018:ffffc90000b775a0 EFLAGS: 00000293 RAX: ffffffff817f5c29 RBX: 1ffff110171c8595 RCX: ffff88801fa81dc0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000b77980 R08: ffffffff817f5bf2 R09: fffffbfff224a04d R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000800000000 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880b8e42ca8 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555574a4fda8 CR3: 000000000d08e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <IRQ> </IRQ> <TASK> on_each_cpu_cond_mask+0x3b/0x80 kernel/smp.c:1166 on_each_cpu include/linux/smp.h:71 [inline] text_poke_sync arch/x86/kernel/alternative.c:1334 [inline] text_poke_bp_batch+0x2bb/0x940 arch/x86/kernel/alternative.c:1534 text_poke_flush arch/x86/kernel/alternative.c:1725 [inline] text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:1732 arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:146 static_key_enable_cpuslocked+0x12e/0x250 kernel/jump_label.c:207 static_key_enable+0x16/0x20 kernel/jump_label.c:220 toggle_allocation_gate+0xbf/0x480 mm/kfence/core.c:804 process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 </TASK>
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2025/02/11 10:49 | linux-6.1.y | 0cbb5f65e52f | 43f51a00 | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | |
2025/01/28 00:15 | linux-6.1.y | 75cefdf153f5 | 18070896 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/12/31 23:37 | linux-6.1.y | 563edd786f0a | d3ccff63 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/12/17 16:42 | linux-6.1.y | 52f863f820fd | f93b2b55 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/11/25 21:47 | linux-6.1.y | e4d90d63d385 | 11dbc254 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/09/19 08:10 | linux-6.1.y | e526b12bf916 | c673ca06 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/09/08 17:59 | linux-6.1.y | 5ca5b389fddf | 9750182a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/08/25 16:59 | linux-6.1.y | ee5e09825b81 | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/08/11 16:02 | linux-6.1.y | 36790ef5e00b | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/08/06 20:58 | linux-6.1.y | 48d525b0e463 | 1ef9fe42 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/07/17 10:27 | linux-6.1.y | cac15753b8ce | 215bec2d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/06/06 14:05 | linux-6.1.y | 88690811da69 | 121701b6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/04/20 13:24 | linux-6.1.y | 6741e066ec76 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/04/07 14:42 | linux-6.1.y | 347385861c50 | ca620dd8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/04/07 06:41 | linux-6.1.y | 347385861c50 | ca620dd8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/03/28 15:19 | linux-6.1.y | e5cd595e23c1 | e91187ee | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/01/24 16:41 | linux-6.1.y | 8fd7f4462453 | 1e153dc8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2024/01/18 16:41 | linux-6.1.y | fec3b1451d5f | 239abf84 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/12/11 18:07 | linux-6.1.y | e7cddbb41b63 | 28b24332 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/10/30 14:06 | linux-6.1.y | 32c9cdbe383c | b5729d82 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/09/23 19:00 | linux-6.1.y | d23900f974e0 | 0b6a67ac | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/08/22 04:55 | linux-6.1.y | 6c44e13dc284 | 6b415825 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/08/08 16:45 | linux-6.1.y | 52a953d0934b | 9552ae77 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/07/26 15:54 | linux-6.1.y | 5302e81aa209 | 41fe1bae | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/07/20 22:56 | linux-6.1.y | a456e1743881 | f49af159 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/07/17 13:59 | linux-6.1.y | 61fd484b2cf6 | 20f8b3c2 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/07/14 22:17 | linux-6.1.y | 61fd484b2cf6 | 35d9ecc5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/07/13 06:32 | linux-6.1.y | 61fd484b2cf6 | 86081196 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/07/07 23:29 | linux-6.1.y | 61fd484b2cf6 | 668cb1fa | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/07/05 23:39 | linux-6.1.y | 0f4ac6b4c5f0 | ba5dba36 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/06/30 00:27 | linux-6.1.y | a1c449d00ff8 | 01298212 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/05/26 11:55 | linux-6.1.y | a343b0dd87b4 | b40ef614 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/05/09 08:06 | linux-6.1.y | ca48fc16c493 | c7a5e2a0 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/04/29 02:56 | linux-6.1.y | ca1c9012c941 | 62df2017 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/04/20 04:03 | linux-6.1.y | 0102425ac76b | a219f34e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime | ||
2023/04/11 17:25 | linux-6.1.y | 543aff194ab6 | 49faf98d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | INFO: rcu detected stall in sys_clock_settime |