====================================== | [ 43.861050][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) | [ 43.861238][ C1] | [ 43.861313][ C1] | [ 43.861313][ C1] stack backtrace: [ 43.861726][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 43.862173][ C1] Call Trace: [ 43.862288][ C1] <IRQ> [ 43.862367][ C1] dump_stack_lvl (lib/dump_stack.c:117) [ 43.862521][ C1] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) [ 43.862710][ C1] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) [ 43.862864][ C1] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) [ 43.863051][ C1] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) [ 43.863202][ C1] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) [ 43.863451][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 43.863608][ C1] mark_lock_irq (kernel/locking/lockdep.c:4244) [ 43.863762][ C1] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207) [ 43.863912][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 43.864159][ C1] ? save_trace (kernel/locking/lockdep.c:586) [ 43.864308][ C1] mark_lock (kernel/locking/lockdep.c:4678) [ 43.864423][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 43.864573][ C1] mark_usage (kernel/locking/lockdep.c:4567) [ 43.864687][ C1] __lock_acquire (kernel/locking/lockdep.c:5091) [ 43.864938][ C1] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) [ 43.865090][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) [ 43.865238][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 43.865388][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 43.865631][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 43.865782][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 43.865933][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 43.866081][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 43.866332][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 43.866481][ C1] _raw_write_lock (./include/linux/rwlock_api_smp.h:210 kernel/locking/spinlock.c:300) [ 43.866631][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 43.866785][ C1] addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 43.867063][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 43.867215][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) [ 43.867365][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) [ 43.867528][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 43.867686][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) [ 43.867937][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) [ 43.868088][ C1] call_timer_fn (kernel/time/timer.c:1793) [ 43.868237][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) [ 43.868388][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) [ 43.868633][ C1] ? __pfx_call_timer_fn (kernel/time/timer.c:1770) [ 43.868786][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 43.868935][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 43.869092][ C1] __run_timers (kernel/time/timer.c:1845 kernel/time/timer.c:2418) [ 43.869352][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) [ 43.869523][ C1] ? __pfx___run_timers (kernel/time/timer.c:2389) [ 43.869673][ C1] ? __lock_release (kernel/locking/lockdep.c:5430) [ 43.869828][ C1] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:115 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 43.870074][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 43.870230][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 43.870380][ C1] ? timer_expire_remote (kernel/time/timer.c:2429 kernel/time/timer.c:2422 kernel/time/timer.c:2181) [ 43.870536][ C1] timer_expire_remote (kernel/time/timer.c:2430 kernel/time/timer.c:2422 kernel/time/timer.c:2181) [ 43.870704][ C1] tmigr_handle_remote_cpu (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:67 ./arch/x86/include/asm/irqflags.h:127 kernel/time/timer_migration.c:925) [ 43.870959][ C1] ? __pfx_tmigr_handle_remote_cpu (kernel/time/timer_migration.c:869) [ 43.871142][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 43.871291][ C1] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) [ 43.871403][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 43.871647][ C1] tmigr_handle_remote_up (kernel/time/timer_migration.c:1003) [ 43.871796][ C1] tmigr_handle_remote (kernel/time/timer_migration.c:488 kernel/time/timer_migration.c:1061) [ 43.871947][ C1] ? __pfx_tmigr_handle_remote (kernel/time/timer_migration.c:1026) [ 43.872101][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 43.872354][ C1] __do_softirq (kernel/softirq.c:554) [ 43.872512][ C1] irq_exit_rcu (kernel/softirq.c:428 kernel/softirq.c:633 kernel/softirq.c:645) [ 43.872627][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 43.872784][ C1] </IRQ> [ 43.872866][ C1] <TASK> [ 43.872947][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 43.873235][ C1] RIP: 0010:unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) [ 43.873419][ C1] Code: 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 48 ba 00 00 00 00 00 fc ff df 41 57 41 56 <41> 55 49 89 fd 41 54 55 53 48 81 ec c8 00 00 00 48 c7 44 24 48 b3 All code ======== 0: 00 00 add %al,(%rax) 2: 00 90 90 90 90 90 add %dl,-0x6f6f6f70(%rax) 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: f3 0f 1e fa endbr64 17: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 1c: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx 23: fc ff df 26: 41 57 push %r15 28: 41 56 push %r14 2a:* 41 55 push %r13 <-- trapping instruction 2c: 49 89 fd mov %rdi,%r13 2f: 41 54 push %r12 31: 55 push %rbp 32: 53 push %rbx 33: 48 81 ec c8 00 00 00 sub $0xc8,%rsp 3a: 48 rex.W 3b: c7 .byte 0xc7 3c: 44 24 48 rex.R and $0x48,%al 3f: b3 .byte 0xb3 Code starting with the faulting instruction =========================================== 0: 41 55 push %r13 2: 49 89 fd mov %rdi,%r13 5: 41 54 push %r12 7: 55 push %rbp 8: 53 push %rbx 9: 48 81 ec c8 00 00 00 sub $0xc8,%rsp 10: 48 rex.W 11: c7 .byte 0xc7 12: 44 24 48 rex.R and $0x48,%al 15: b3 .byte 0xb3 [ 43.874130][ C1] RSP: 0018:ffffc9000097f850 EFLAGS: 00000202 [ 43.874332][ C1] RAX: 0000000000000001 RBX: ffffffff9d3c8260 RCX: ffffc90000980001 [ 43.874560][ C1] RDX: dffffc0000000000 RSI: ffffffff9d1a78f6 RDI: ffffc9000097f868 [ 43.874783][ C1] RBP: ffffc9000097f900 R08: ffffc9000097f8a8 R09: fffff5200012fef6 [ 43.875014][ C1] R10: ffffc9000097f868 R11: ffffc9000097f8a9 R12: ffffc9000097f930 [ 43.875336][ C1] R13: 0000000000000000 R14: ffff8880060a2300 R15: 0000000000000000 [ 43.875565][ C1] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) [ 43.875751][ C1] ? do_exit (kernel/exit.c:868) [ 43.875864][ C1] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) [ 43.876111][ C1] ? do_exit (kernel/exit.c:868) [ 43.876229][ C1] stack_trace_save (kernel/stacktrace.c:123) [ 43.876381][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 43.876531][ C1] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) [ 43.876680][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 43.876929][ C1] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) [ 43.877042][ C1] kasan_save_stack (mm/kasan/common.c:48) [ 43.877192][ C1] ? kasan_save_stack (mm/kasan/common.c:48) [ 43.877342][ C1] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 43.877603][ C1] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:67 ./arch/x86/include/asm/irqflags.h:103 kernel/rcu/tree.c:2735) [ 43.877795][ C1] ? kmem_cache_free (./include/linux/kmemleak.h:48 mm/slub.c:2072 mm/slub.c:4280 mm/slub.c:4344) [ 43.877945][ C1] ? exit_mmap (mm/mmap.c:3293) [ 43.878097][ C1] ? __mmput (kernel/fork.c:1412 (discriminator 2) kernel/fork.c:1347 (discriminator 2)) [ 43.878305][ C1] ? exit_mm (kernel/exit.c:570) [ 43.878423][ C1] ? do_exit (kernel/exit.c:868) [ 43.878538][ C1] ? debug_object_active_state (lib/debugobjects.c:950) [ 43.878731][ C1] ? find_held_lock (kernel/locking/lockdep.c:5244) [ 43.878883][ C1] ? __lock_release (kernel/locking/lockdep.c:5430) [ 43.879132][ C1] ? __virt_addr_valid (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:894 ./include/linux/mmzone.h:2029 arch/x86/mm/physaddr.c:65) [ 43.879285][ C1] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) [ 43.879439][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 43.879592][ C1] ? __virt_addr_valid (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:894 ./include/linux/mmzone.h:2029 arch/x86/mm/physaddr.c:65) [ 43.879838][ C1] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:94 ./include/linux/rcupdate.h:896 ./include/linux/mmzone.h:2029 arch/x86/mm/physaddr.c:65) [ 43.879986][ C1] ? __pfx_free_object_rcu (mm/kmemleak.c:508) [ 43.880137][ C1] ? kasan_addr_to_slab (./arch/x86/include/asm/bitops.h:206 ./arch/x86/include/asm/bitops.h:238 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/page-flags.h:507 mm/kasan/../slab.h:206 mm/kasan/common.c:38) [ 43.880291][ C1] __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 43.880538][ C1] ? __pfx_free_object_rcu (mm/kmemleak.c:508) [ 43.880686][ C1] __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:67 ./arch/x86/include/asm/irqflags.h:103 kernel/rcu/tree.c:2735) [ 43.880871][ C1] kmem_cache_free (./include/linux/kmemleak.h:48 mm/slub.c:2072 mm/slub.c:4280 mm/slub.c:4344) [ 43.881040][ C1] ? exit_mmap (mm/mmap.c:3293) [ 43.881286][ C1] exit_mmap (mm/mmap.c:3293) [ 43.881405][ C1] ? __pfx_exit_mmap (mm/mmap.c:3241) [ 43.881555][ C1] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:109 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:929) [ 43.881715][ C1] __mmput (kernel/fork.c:1412 (discriminator 2) kernel/fork.c:1347 (discriminator 2)) [ 43.881830][ C1] exit_mm (kernel/exit.c:570) [ 43.882039][ C1] do_exit (kernel/exit.c:868) [ 43.882153][ C1] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:115 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 43.882301][ C1] ? __pfx_do_exit (kernel/exit.c:819) [ 43.882453][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 43.882603][ C1] do_group_exit (kernel/exit.c:1008) [ 43.882848][ C1] __x64_sys_exit_group (kernel/exit.c:1036) [ 43.882998][ C1] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 43.883154][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) [ 43.883343][ C1] RIP: 0033:0x7fa207b98a8d [ 43.883607][ C1] Code: Unable to access opcode bytes at 0x7fa207b98a63. Code starting with the faulting instruction =========================================== [ 43.883803][ C1] RSP: 002b:00007ffc46334b68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 43.884032][ C1] RAX: ffffffffffffffda RBX: 00007fa207c759c0 RCX: 00007fa207b98a8d [ 43.884353][ C1] RDX: 00000000000000e7 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 43.884581][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000058 [ 43.884802][ C1] R10: 00007ffc46334990 R11: 0000000000000246 R12: 00007fa207c759c0 Finger prints: dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage