rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-...!: (0 ticks this GP) idle=f02/1/0x4000000000000000 softirq=167263/167267 fqs=0 rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): (detected by 0, t=10502 jiffies, g=285241, q=75) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 26375 Comm: syz-executor.5 Not tainted 5.13.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x60 kernel/kcov.c:197 Code: ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 40 00 65 8b 05 39 13 8d 7e 89 c1 48 8b 34 24 <81> e1 00 01 00 00 65 48 8b 14 25 00 f0 01 00 a9 00 01 ff 00 74 0e RSP: 0018:ffffc90000dc0bb0 EFLAGS: 00000096 RAX: 0000000000010103 RBX: ffff88801e3a2b40 RCX: 0000000000010103 RDX: ffff8880863e8000 RSI: ffffffff8164be5b RDI: ffff88801e3a2b40 RBP: 0000000000000001 R08: 175299ea2ea533d4 R09: 0000000000000001 R10: ffffffff83ea847f R11: 0000000000000000 R12: 0000000000000000 R13: ffff8880b9d26480 R14: ffff8880b9d26380 R15: 0000000000000001 FS: 0000000001c91400(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000014a53ad CR3: 000000008c434000 CR4: 0000000000350ee0 Call Trace: do_raw_write_seqcount_barrier include/linux/seqlock.h:616 [inline] __run_hrtimer kernel/time/hrtimer.c:1563 [inline] __hrtimer_run_queues+0x29b/0xe40 kernel/time/hrtimer.c:1601 hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline] __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106 sysvec_apic_timer_interrupt+0x40/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0010:instrument_atomic_read include/linux/instrumented.h:71 [inline] RIP: 0010:test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] RIP: 0010:cpumask_test_cpu include/linux/cpumask.h:344 [inline] RIP: 0010:cpu_online include/linux/cpumask.h:895 [inline] RIP: 0010:invoke_rcu_core+0x21/0x50 kernel/rcu/tree.c:2837 Code: b5 e8 43 9d 58 00 eb dc 90 53 e8 4a 61 b5 07 83 f8 07 77 41 89 c3 be 08 00 00 00 48 89 d8 48 c1 f8 06 48 8d 3c c5 d0 70 c9 8d 7a a0 58 00 48 0f a3 1d 22 2b 68 0c 73 1a 80 3d e9 d8 96 0a 00 RSP: 0018:ffffc90000dc0e48 EFLAGS: 00000256 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 1ffffffff204c0e2 RDX: 1ffff110173a6ca4 RSI: 0000000000000008 RDI: ffffffff8dc970d0 RBP: 0000000000000043 R08: 0000000000000001 R09: ffffffff90227937 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000200 R13: ffffc90000dc0ed8 R14: fffffffffffffff6 R15: ffff8880b9d36518 rcu_do_batch kernel/rcu/tree.c:2622 [inline] rcu_core+0xfbc/0x13b0 kernel/rcu/tree.c:2793 __do_softirq+0x29b/0x9f6 kernel/softirq.c:559 invoke_softirq kernel/softirq.c:433 [inline] __irq_exit_rcu+0x136/0x200 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0010:PagePoisoned include/linux/page-flags.h:204 [inline] RIP: 0010:PageSwapBacked include/linux/page-flags.h:357 [inline] RIP: 0010:mm_counter_file include/linux/mm.h:1956 [inline] RIP: 0010:mm_counter include/linux/mm.h:1965 [inline] RIP: 0010:copy_present_pte mm/memory.c:877 [inline] RIP: 0010:copy_pte_range mm/memory.c:984 [inline] RIP: 0010:copy_pmd_range mm/memory.c:1064 [inline] RIP: 0010:copy_pud_range mm/memory.c:1101 [inline] RIP: 0010:copy_p4d_range mm/memory.c:1125 [inline] RIP: 0010:copy_page_range+0x19e9/0x3fd0 mm/memory.c:1198 Code: 48 89 44 24 68 83 e5 01 48 89 ee e8 01 ce ca ff 48 85 ed 0f 85 30 0f 00 00 e8 d3 c5 ca ff 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 <0f> 85 af 21 00 00 49 8b 2f 48 c7 c7 ff ff ff ff 48 89 ee e8 cf cd RSP: 0018:ffffc900021ff808 EFLAGS: 00000246 RAX: 1ffffd40000b3848 RBX: 8000000016709007 RCX: 0000000000000000 RDX: ffff8880863e8000 RSI: ffffffff81aa16ad RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff81aa169f R11: 0000000000000000 R12: 0000000000000010 R13: dffffc0000000000 R14: ffffea000059c240 R15: ffffea000059c240 dup_mmap kernel/fork.c:598 [inline] dup_mm+0x9ed/0x1380 kernel/fork.c:1374 copy_mm kernel/fork.c:1426 [inline] copy_process+0x5ef9/0x7120 kernel/fork.c:2116 kernel_clone+0xe7/0xab0 kernel/fork.c:2503 __do_sys_clone+0xc8/0x110 kernel/fork.c:2620 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x464bcb Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00 RSP: 002b:00007fffad7aa850 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000464bcb RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000001c91400 R10: 0000000001c916d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: 00007fffad7aa940 task:syz-executor.0 state:R running task stack:23832 pid:26086 ppid: 26081 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:4339 [inline] __schedule+0x916/0x23e0 kernel/sched/core.c:5147 preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:5535 irqentry_exit+0x31/0x80 kernel/entry/common.c:426 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0010:lock_acquire+0x1ef/0x740 kernel/locking/lockdep.c:5480 Code: 72 a7 7e 83 f8 01 0f 85 ee 03 00 00 9c 58 f6 c4 02 0f 85 d9 03 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 RSP: 0018:ffffc9000348f298 EFLAGS: 00000206 RAX: dffffc0000000000 RBX: 1ffff92000691e55 RCX: 0000000061ba741c RDX: 1ffff11012fc8bd6 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff902278a7 R10: fffffbfff2044f14 R11: 0000000000084087 R12: 0000000000000002 R13: ffffffff8bf79320 R14: 0000000000000000 R15: 0000000000000000 rcu_lock_acquire include/linux/rcupdate.h:267 [inline] rcu_read_lock include/linux/rcupdate.h:657 [inline] is_bpf_text_address+0x36/0x160 kernel/bpf/core.c:704 kernel_text_address kernel/extable.c:151 [inline] kernel_text_address+0xbd/0xf0 kernel/extable.c:120 __kernel_text_address+0x9/0x30 kernel/extable.c:105 unwind_get_return_address arch/x86/kernel/unwind_orc.c:318 [inline] unwind_get_return_address+0x51/0x90 arch/x86/kernel/unwind_orc.c:313 arch_stack_walk+0x93/0xe0 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:121 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38 kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:428 [inline] __kasan_slab_alloc+0x84/0xa0 mm/kasan/common.c:461 kasan_slab_alloc include/linux/kasan.h:236 [inline] slab_post_alloc_hook mm/slab.h:524 [inline] slab_alloc_node mm/slub.c:2913 [inline] slab_alloc mm/slub.c:2921 [inline] kmem_cache_alloc+0x219/0x3a0 mm/slub.c:2926 ptlock_alloc+0x1d/0x70 mm/memory.c:5267 ptlock_init include/linux/mm.h:2220 [inline] pgtable_pte_page_ctor include/linux/mm.h:2247 [inline] __pte_alloc_one include/asm-generic/pgalloc.h:66 [inline] pte_alloc_one+0x68/0x230 arch/x86/mm/pgtable.c:33 __pte_alloc+0x1f/0x2e0 mm/memory.c:440 copy_pte_range mm/memory.c:947 [inline] copy_pmd_range mm/memory.c:1064 [inline] copy_pud_range mm/memory.c:1101 [inline] copy_p4d_range mm/memory.c:1125 [inline] copy_page_range+0x18b9/0x3fd0 mm/memory.c:1198 dup_mmap kernel/fork.c:598 [inline] dup_mm+0x9ed/0x1380 kernel/fork.c:1374 copy_mm kernel/fork.c:1426 [inline] copy_process+0x5ef9/0x7120 kernel/fork.c:2116 kernel_clone+0xe7/0xab0 kernel/fork.c:2503 __do_sys_clone+0xc8/0x110 kernel/fork.c:2620 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x464bcb RSP: 002b:00007ffc8a1c66f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000464bcb RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000001fff400 R10: 0000000001fff6d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffc8a1c67e0 rcu: rcu_preempt kthread starved for 10502 jiffies! g285241 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 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:R running task stack:28800 pid: 14 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:4339 [inline] __schedule+0x916/0x23e0 kernel/sched/core.c:5147 schedule+0xcf/0x270 kernel/sched/core.c:5226 schedule_timeout+0x14a/0x250 kernel/time/timer.c:1892 rcu_gp_fqs_loop kernel/rcu/tree.c:2004 [inline] rcu_gp_kthread+0xd07/0x2300 kernel/rcu/tree.c:2177 kthread+0x3b1/0x4a0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 0 CPU: 0 PID: 2485 Comm: syz-executor.2 Not tainted 5.13.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x141/0x1d7 lib/dump_stack.c:120 nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105 nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline] rcu_check_gp_kthread_starvation.cold+0x1cc/0x1d1 kernel/rcu/tree_stall.h:478 print_other_cpu_stall kernel/rcu/tree_stall.h:583 [inline] check_cpu_stall kernel/rcu/tree_stall.h:708 [inline] rcu_pending kernel/rcu/tree.c:3911 [inline] rcu_sched_clock_irq+0x1d46/0x2080 kernel/rcu/tree.c:2649 update_process_times+0x16d/0x200 kernel/time/timer.c:1796 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226 tick_sched_timer+0x1b0/0x2d0 kernel/time/tick-sched.c:1373 __run_hrtimer kernel/time/hrtimer.c:1537 [inline] __hrtimer_run_queues+0x1c0/0xe40 kernel/time/hrtimer.c:1601 hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline] __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0010:csd_lock_wait kernel/smp.c:440 [inline] RIP: 0010:smp_call_function_many_cond+0x452/0xc20 kernel/smp.c:967 Code: 0b 00 85 ed 74 4d 48 b8 00 00 00 00 00 fc ff df 4d 89 f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 c0 3b 0b 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 33 06 00 00 8b 43 08 31 RSP: 0018:ffffc90001e1fcb0 EFLAGS: 00000246 RAX: 0000000000040000 RBX: ffff8880b9d3aaa0 RCX: ffffc90016db4000 RDX: 0000000000040000 RSI: ffffffff8169a0c0 RDI: 0000000000000003 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff8169a0e6 R11: 0000000000000000 R12: ffffed10173a7555 R13: 0000000000000001 R14: ffff8880b9d3aaa8 R15: 0000000000000001 on_each_cpu_cond_mask+0x56/0xa0 kernel/smp.c:1133 on_each_cpu include/linux/smp.h:71 [inline] clock_was_set+0x21/0x30 kernel/time/hrtimer.c:889 do_settimeofday64 kernel/time/timekeeping.c:1327 [inline] do_settimeofday64+0x3dd/0x5c0 kernel/time/timekeeping.c:1293 do_sys_settimeofday64 kernel/time/time.c:195 [inline] do_sys_settimeofday64+0x1de/0x260 kernel/time/time.c:169 __do_sys_clock_settime kernel/time/posix-timers.c:1079 [inline] __se_sys_clock_settime kernel/time/posix-timers.c:1067 [inline] __x64_sys_clock_settime+0x1a1/0x280 kernel/time/posix-timers.c:1067 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665d9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6b5affe188 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000000 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffd86edabef R14: 00007f6b5affe300 R15: 0000000000022000 watchdog: BUG: soft lockup - CPU#0 stuck for 246s! [syz-executor.2:2485] Modules linked in: irq event stamp: 49746 hardirqs last enabled at (49745): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 hardirqs last disabled at (49746): [] sysvec_apic_timer_interrupt+0xb/0xc0 arch/x86/kernel/apic/apic.c:1100 softirqs last enabled at (642): [] invoke_softirq kernel/softirq.c:433 [inline] softirqs last enabled at (642): [] __irq_exit_rcu+0x136/0x200 kernel/softirq.c:637 softirqs last disabled at (597): [] invoke_softirq kernel/softirq.c:433 [inline] softirqs last disabled at (597): [] __irq_exit_rcu+0x136/0x200 kernel/softirq.c:637 CPU: 0 PID: 2485 Comm: syz-executor.2 Not tainted 5.13.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x60 kernel/kcov.c:197 Code: ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 40 00 65 8b 05 39 13 8d 7e 89 c1 48 8b 34 24 <81> e1 00 01 00 00 65 48 8b 14 25 00 f0 01 00 a9 00 01 ff 00 74 0e RSP: 0018:ffffc90001e1fca8 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffff8880b9d3aaa0 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8169a0c0 RDI: 0000000000000003 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff8169a0e6 R11: 0000000000000000 R12: ffffed10173a7555 R13: 0000000000000001 R14: ffff8880b9d3aaa8 R15: 0000000000000001 FS: 00007f6b5affe700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000568000 CR3: 0000000038527000 CR4: 0000000000350ef0 Call Trace: rep_nop arch/x86/include/asm/vdso/processor.h:13 [inline] cpu_relax arch/x86/include/asm/vdso/processor.h:18 [inline] csd_lock_wait kernel/smp.c:440 [inline] smp_call_function_many_cond+0x450/0xc20 kernel/smp.c:967 on_each_cpu_cond_mask+0x56/0xa0 kernel/smp.c:1133 on_each_cpu include/linux/smp.h:71 [inline] clock_was_set+0x21/0x30 kernel/time/hrtimer.c:889 do_settimeofday64 kernel/time/timekeeping.c:1327 [inline] do_settimeofday64+0x3dd/0x5c0 kernel/time/timekeeping.c:1293 do_sys_settimeofday64 kernel/time/time.c:195 [inline] do_sys_settimeofday64+0x1de/0x260 kernel/time/time.c:169 __do_sys_clock_settime kernel/time/posix-timers.c:1079 [inline] __se_sys_clock_settime kernel/time/posix-timers.c:1067 [inline] __x64_sys_clock_settime+0x1a1/0x280 kernel/time/posix-timers.c:1067 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665d9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6b5affe188 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000000 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffd86edabef R14: 00007f6b5affe300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 26375 Comm: syz-executor.5 Not tainted 5.13.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:trace_hrtimer_expire_exit include/trace/events/timer.h:279 [inline] RIP: 0010:__run_hrtimer kernel/time/hrtimer.c:1540 [inline] RIP: 0010:__hrtimer_run_queues+0xa45/0xe40 kernel/time/hrtimer.c:1601 Code: e1 29 9d 7e 48 c7 c0 20 6b b5 8d 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 ad 03 00 00 48 8b 05 1b a5 50 0c 06 d3 b1 07 31 ff 41 89 c4 89 c6 e8 1a 1e 10 00 45 85 e4 74 20 RSP: 0018:ffffc90000dc0bb8 EFLAGS: 00000046 RAX: 0000000000000000 RBX: ffff88801e3a2b40 RCX: 0000000000000100 RDX: dffffc0000000000 RSI: ffffffff8164c5d8 RDI: 0000000000000003 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff8164bded R11: 0000000000000000 R12: 0000000000000001 R13: ffff8880b9d26480 R14: ffff8880b9d26380 R15: 0000000000000001 FS: 0000000001c91400(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000014a53ad CR3: 000000008c434000 CR4: 0000000000350ee0 Call Trace: hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline] __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106 sysvec_apic_timer_interrupt+0x40/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0010:instrument_atomic_read include/linux/instrumented.h:71 [inline] RIP: 0010:test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] RIP: 0010:cpumask_test_cpu include/linux/cpumask.h:344 [inline] RIP: 0010:cpu_online include/linux/cpumask.h:895 [inline] RIP: 0010:invoke_rcu_core+0x21/0x50 kernel/rcu/tree.c:2837 Code: b5 e8 43 9d 58 00 eb dc 90 53 e8 4a 61 b5 07 83 f8 07 77 41 89 c3 be 08 00 00 00 48 89 d8 48 c1 f8 06 48 8d 3c c5 d0 70 c9 8d 7a a0 58 00 48 0f a3 1d 22 2b 68 0c 73 1a 80 3d e9 d8 96 0a 00 RSP: 0018:ffffc90000dc0e48 EFLAGS: 00000256 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 1ffffffff204c0e2 RDX: 1ffff110173a6ca4 RSI: 0000000000000008 RDI: ffffffff8dc970d0 RBP: 0000000000000043 R08: 0000000000000001 R09: ffffffff90227937 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000200 R13: ffffc90000dc0ed8 R14: fffffffffffffff6 R15: ffff8880b9d36518 rcu_do_batch kernel/rcu/tree.c:2622 [inline] rcu_core+0xfbc/0x13b0 kernel/rcu/tree.c:2793 __do_softirq+0x29b/0x9f6 kernel/softirq.c:559 invoke_softirq kernel/softirq.c:433 [inline] __irq_exit_rcu+0x136/0x200 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0010:PagePoisoned include/linux/page-flags.h:204 [inline] RIP: 0010:PageSwapBacked include/linux/page-flags.h:357 [inline] RIP: 0010:mm_counter_file include/linux/mm.h:1956 [inline] RIP: 0010:mm_counter include/linux/mm.h:1965 [inline] RIP: 0010:copy_present_pte mm/memory.c:877 [inline] RIP: 0010:copy_pte_range mm/memory.c:984 [inline] RIP: 0010:copy_pmd_range mm/memory.c:1064 [inline] RIP: 0010:copy_pud_range mm/memory.c:1101 [inline] RIP: 0010:copy_p4d_range mm/memory.c:1125 [inline] RIP: 0010:copy_page_range+0x19e9/0x3fd0 mm/memory.c:1198 Code: 48 89 44 24 68 83 e5 01 48 89 ee e8 01 ce ca ff 48 85 ed 0f 85 30 0f 00 00 e8 d3 c5 ca ff 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 <0f> 85 af 21 00 00 49 8b 2f 48 c7 c7 ff ff ff ff 48 89 ee e8 cf cd RSP: 0018:ffffc900021ff808 EFLAGS: 00000246 RAX: 1ffffd40000b3848 RBX: 8000000016709007 RCX: 0000000000000000 RDX: ffff8880863e8000 RSI: ffffffff81aa16ad RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff81aa169f R11: 0000000000000000 R12: 0000000000000010 R13: dffffc0000000000 R14: ffffea000059c240 R15: ffffea000059c240 dup_mmap kernel/fork.c:598 [inline] dup_mm+0x9ed/0x1380 kernel/fork.c:1374 copy_mm kernel/fork.c:1426 [inline] copy_process+0x5ef9/0x7120 kernel/fork.c:2116 kernel_clone+0xe7/0xab0 kernel/fork.c:2503 __do_sys_clone+0xc8/0x110 kernel/fork.c:2620 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x464bcb Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00 RSP: 002b:00007fffad7aa850 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000464bcb RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000001c91400 R10: 0000000001c916d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: 00007fffad7aa940