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rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2687 jiffies s: 1369 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4345 Comm: syz.3.4 Not tainted 6.1.119-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:kasan_check_range+0x5/0x290 mm/kasan/generic.c:188 Code: c7 e8 8f 6c d0 08 31 c0 c3 0f 0b b8 ea ff ff ff c3 0f 0b b8 ea ff ff ff c3 cc cc cc cc cc cc cc cc cc cc cc cc 55 41 57 41 56 <53> b0 01 48 85 f6 0f 84 9a 01 00 00 48 89 fd 48 01 f5 0f 82 5a 02 RSP: 0018:ffffc90000006fd8 EFLAGS: 00000046 RAX: 0000000000000001 RBX: 0000000000000048 RCX: ffffffff816b124a RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff9124c268 RBP: 0000000000000005 R08: dffffc0000000000 R09: fffffbfff224984e R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888078dc4658 R13: dffffc0000000000 R14: 0000000000000020 R15: ffff888078dc4728 FS: 00007f017e6ee6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f017e6edf98 CR3: 000000005598f000 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] mark_lock+0x9a/0x340 kernel/locking/lockdep.c:4606 __lock_acquire+0xb7f/0x1f80 kernel/locking/lockdep.c:5003 lock_acquire+0x1f8/0x5a0 kernel/locking/lockdep.c:5662 seqcount_lockdep_reader_access+0xf8/0x220 include/linux/seqlock.h:102 timekeeping_get_delta kernel/time/timekeeping.c:254 [inline] timekeeping_get_ns kernel/time/timekeeping.c:388 [inline] ktime_get_update_offsets_now+0x89/0x420 kernel/time/timekeeping.c:2320 hrtimer_update_base kernel/time/hrtimer.c:632 [inline] hrtimer_interrupt+0x12f/0x980 kernel/time/hrtimer.c:1797 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+0x4d/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:should_resched arch/x86/include/asm/preempt.h:103 [inline] RIP: 0010:__local_bh_enable_ip+0x16c/0x1f0 kernel/softirq.c:403 Code: 8b e8 48 a7 5d 09 65 66 8b 05 d0 59 af 7e 66 85 c0 75 57 bf 01 00 00 00 e8 01 4a 0a 00 e8 ec 16 3d 00 fb 65 8b 05 bc 29 ae 7e <85> c0 75 05 e8 6b 4d ac ff 48 c7 44 24 20 0e 36 e0 45 49 c7 04 1c RSP: 0018:ffffc900000075a0 EFLAGS: 00000286 RAX: 0000000000000301 RBX: 1ffff92000000eb8 RCX: ffffffff816b124a RDX: dffffc0000000000 RSI: ffffffff8b0c01c0 RDI: ffffffff8b5e6200 RBP: ffffc90000007650 R08: dffffc0000000000 R09: fffffbfff224986a R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff92000000ebc R14: ffffc900000075e0 R15: 0000000000000200 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:861 [inline] __dev_queue_xmit+0x173c/0x3d50 net/core/dev.c:4328 dev_queue_xmit include/linux/netdevice.h:3021 [inline] hsr_xmit net/hsr/hsr_forward.c:380 [inline] hsr_forward_do net/hsr/hsr_forward.c:471 [inline] hsr_forward_skb+0x17f3/0x2390 net/hsr/hsr_forward.c:619 send_hsr_supervision_frame+0x540/0xad0 net/hsr/hsr_device.c:323 hsr_announce+0x1a4/0x340 net/hsr/hsr_device.c:379 call_timer_fn+0x1ad/0x6b0 kernel/time/timer.c:1504 expire_timers kernel/time/timer.c:1549 [inline] __run_timers+0x67c/0x890 kernel/time/timer.c:1820 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1833 handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571 __do_softirq kernel/softirq.c:605 [inline] invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:654 irq_exit_rcu+0x5/0x20 kernel/softirq.c:666 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 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:__mutex_lock+0x1d/0xd80 kernel/locking/mutex.c:746 Code: 8b 04 24 be 02 00 00 00 31 c9 eb 01 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec 20 01 00 00 4c 89 44 24 68 <49> 89 ce 89 d3 89 74 24 14 49 89 fd 65 48 8b 04 25 28 00 00 00 48 RSP: 0018:ffffc90002e87bc0 EFLAGS: 00000286 RAX: ffffffff81b15254 RBX: ffff888078dc3b80 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff888078dc4fb8 RBP: ffffc90002e87d10 R08: ffffffff81b1526f R09: ffffed100f1b8776 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: 0000000000000000 R14: ffff888078dc3ba8 R15: ffff888078dc3b80 __do_sys_perf_event_open kernel/events/core.c:12749 [inline] __se_sys_perf_event_open+0x43ff/0x4960 kernel/events/core.c:12331 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: 0033:0x7f017d985d19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f017e6ee038 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f017db75fa0 RCX: 00007f017d985d19 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 00000000200000c0 RBP: 00007f017da01a20 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f017db75fa0 R15: 00007ffc74ddfca8 </TASK>
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/12/12 17:49 | linux-6.1.y | e4d90d63d385 | 530e80f8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-perf | INFO: rcu detected stall in hsr_announce | ||
2024/09/22 04:41 | linux-6.1.y | e526b12bf916 | 6f888b75 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-perf | INFO: rcu detected stall in hsr_announce | ||
2024/09/03 13:46 | linux-6.1.y | 311d8503ef9f | 326f9c5a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-perf | INFO: rcu detected stall in hsr_announce |