====================================== | [ 35.611982][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) | [ 35.612197][ C1] | [ 35.612283][ C1] | [ 35.612283][ C1] stack backtrace: [ 35.612745][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 35.613140][ C1] Call Trace: [ 35.613277][ C1] [ 35.613364][ C1] dump_stack_lvl (lib/dump_stack.c:117) [ 35.613547][ C1] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) [ 35.613757][ C1] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) [ 35.614057][ C1] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) [ 35.614269][ C1] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) [ 35.614437][ C1] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) [ 35.614610][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 35.614779][ C1] mark_lock_irq (kernel/locking/lockdep.c:4244) [ 35.614947][ C1] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207) [ 35.615118][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 35.615287][ C1] ? save_trace (kernel/locking/lockdep.c:586) [ 35.615457][ C1] mark_lock (kernel/locking/lockdep.c:4678) [ 35.615585][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 35.615754][ C1] mark_usage (kernel/locking/lockdep.c:4567) [ 35.615883][ C1] __lock_acquire (kernel/locking/lockdep.c:5091) [ 35.616057][ C1] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) [ 35.616225][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) [ 35.616397][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 35.616564][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 35.616736][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 35.617033][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 35.617220][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 35.617386][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 35.617559][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 35.617729][ C1] _raw_write_lock (./include/linux/rwlock_api_smp.h:210 kernel/locking/spinlock.c:300) [ 35.617899][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 35.618068][ C1] addrconf_rs_timer (net/ipv6/addrconf.c:4023) [ 35.618236][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 35.618407][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) [ 35.618577][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) [ 35.618747][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 35.618917][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) [ 35.619089][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) [ 35.619268][ C1] call_timer_fn (kernel/time/timer.c:1793) [ 35.619435][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) [ 35.619603][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1783) [ 35.619771][ C1] ? __pfx_call_timer_fn (kernel/time/timer.c:1770) [ 35.620039][ 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) [ 35.620206][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 35.620375][ C1] __run_timers (kernel/time/timer.c:1845 kernel/time/timer.c:2418) [ 35.620550][ C1] ? __pfx_addrconf_rs_timer (net/ipv6/addrconf.c:4016) [ 35.620863][ C1] ? __pfx___run_timers (kernel/time/timer.c:2389) [ 35.621031][ 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) [ 35.621217][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 35.621384][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 35.621555][ C1] ? run_timer_softirq (kernel/time/timer.c:2429 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) [ 35.621724][ C1] run_timer_softirq (kernel/time/timer.c:2430 kernel/time/timer.c:2422 kernel/time/timer.c:2438 kernel/time/timer.c:2448) [ 35.621894][ C1] __do_softirq (kernel/softirq.c:554) [ 35.622066][ C1] irq_exit_rcu (kernel/softirq.c:428 kernel/softirq.c:633 kernel/softirq.c:645) [ 35.622198][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 35.622368][ C1] [ 35.622455][ C1] [ 35.622540][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 35.622750][ C1] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 35.622970][ C1] Code: ff 48 83 c4 28 65 0f c1 05 84 34 53 4a 83 f8 01 0f 85 b5 01 00 00 9c 58 f6 c4 02 0f 85 be 01 00 00 48 85 ed 0f 85 9b 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7 All code ======== 0: ff 48 83 decl -0x7d(%rax) 3: c4 (bad) 4: 28 65 0f sub %ah,0xf(%rbp) 7: c1 05 84 34 53 4a 83 roll $0x83,0x4a533484(%rip) # 0x4a533492 e: f8 clc f: 01 0f add %ecx,(%rdi) 11: 85 b5 01 00 00 9c test %esi,-0x63ffffff(%rbp) 17: 58 pop %rax 18: f6 c4 02 test $0x2,%ah 1b: 0f 85 be 01 00 00 jne 0x1df 21: 48 85 ed test %rbp,%rbp 24: 0f 85 9b 01 00 00 jne 0x1c5 2a:* 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction 31: fc ff df 34: 48 01 c3 add %rax,%rbx 37: 48 c7 03 00 00 00 00 movq $0x0,(%rbx) 3e: 48 rex.W 3f: c7 .byte 0xc7 Code starting with the faulting instruction =========================================== 0: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 7: fc ff df a: 48 01 c3 add %rax,%rbx d: 48 c7 03 00 00 00 00 movq $0x0,(%rbx) 14: 48 rex.W 15: c7 .byte 0xc7 [ 35.623588][ C1] RSP: 0018:ffffc90000b7f438 EFLAGS: 00000206 [ 35.623933][ C1] RAX: 0000000000000046 RBX: 1ffff9200016fe8a RCX: 0000000000000001 [ 35.624189][ C1] RDX: 1ffff11000b1c14d RSI: ffff8880058e0a98 RDI: ffff8880058e0aba [ 35.624442][ C1] RBP: 0000000000000200 R08: 0000000000000000 R09: ffff8880058e0a98 [ 35.624699][ C1] R10: 1ffff9200016fe5c R11: ffffc90000b7f5b9 R12: ffffffffb93522e0 [ 35.624958][ C1] R13: 0000000000000000 R14: ffff8880058e0040 R15: 0000000000000cc0 [ 35.625227][ C1] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) [ 35.625396][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 35.625565][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 35.625732][ C1] ? is_bpf_text_address (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 kernel/bpf/core.c:767) [ 35.625902][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 35.626075][ C1] ? is_bpf_text_address (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 kernel/bpf/core.c:767) [ 35.626243][ C1] is_bpf_text_address (./include/linux/rcupdate.h:782 kernel/bpf/core.c:767) [ 35.626410][ C1] ? is_bpf_text_address (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 kernel/bpf/core.c:767) [ 35.626578][ C1] kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) [ 35.626747][ C1] __kernel_text_address (kernel/extable.c:79) [ 35.627024][ C1] unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) [ 35.627192][ C1] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) [ 35.627398][ C1] arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 35.627576][ C1] stack_trace_save (kernel/stacktrace.c:123) [ 35.627742][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 35.627909][ C1] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) [ 35.628078][ C1] kasan_save_stack (mm/kasan/common.c:48) [ 35.628246][ C1] ? kasan_save_stack (mm/kasan/common.c:48) [ 35.628412][ C1] ? kasan_save_track (./arch/x86/include/asm/current.h:49 mm/kasan/common.c:60 mm/kasan/common.c:69) [ 35.628578][ C1] ? __kasan_slab_alloc (mm/kasan/common.c:341) [ 35.628744][ C1] ? kmem_cache_alloc (./include/linux/kasan.h:201 mm/slub.c:3798 mm/slub.c:3845 mm/slub.c:3852) [ 35.628913][ C1] ? __pmd_alloc (mm/memory.c:6427 ./include/linux/mm.h:2926 ./include/linux/mm.h:3026 ./include/linux/mm.h:3064 ./include/asm-generic/pgalloc.h:137 mm/memory.c:5852) [ 35.629195][ C1] ? __handle_mm_fault (./include/linux/mm.h:2825 mm/memory.c:5402) [ 35.629366][ C1] ? handle_mm_fault (mm/memory.c:5610) [ 35.629529][ C1] ? faultin_page (mm/gup.c:960 (discriminator 2)) [ 35.629695][ C1] ? __get_user_pages (mm/gup.c:1243) [ 35.629960][ C1] ? get_user_pages_remote (mm/gup.c:1511 mm/gup.c:2349) [ 35.630129][ C1] ? get_arg_page (fs/exec.c:226) [ 35.630296][ C1] ? copy_string_kernel (fs/exec.c:644) [ 35.630463][ C1] ? do_execveat_common.isra.0 (fs/exec.c:1953) [ 35.630784][ C1] ? __x64_sys_execve (fs/exec.c:2124) [ 35.630952][ C1] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 35.631120][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) [ 35.631326][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 35.631591][ C1] ? set_track_prepare (mm/slub.c:889) [ 35.631761][ C1] ? __pmd_alloc (mm/memory.c:6427 ./include/linux/mm.h:2926 ./include/linux/mm.h:3026 ./include/linux/mm.h:3064 ./include/asm-generic/pgalloc.h:137 mm/memory.c:5852) [ 35.631923][ C1] ? __handle_mm_fault (./include/linux/mm.h:2825 mm/memory.c:5402) [ 35.632089][ C1] ? handle_mm_fault (mm/memory.c:5610) [ 35.632258][ C1] ? faultin_page (mm/gup.c:960 (discriminator 2)) [ 35.632521][ C1] ? __get_user_pages (mm/gup.c:1243) [ 35.632684][ C1] ? get_user_pages_remote (mm/gup.c:1511 mm/gup.c:2349) [ 35.632849][ C1] ? get_arg_page (fs/exec.c:226) [ 35.633014][ C1] ? copy_string_kernel (fs/exec.c:644) [ 35.633296][ C1] ? do_execveat_common.isra.0 (fs/exec.c:1953) [ 35.633498][ C1] ? __x64_sys_execve (fs/exec.c:2124) [ 35.633664][ C1] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 35.633838][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) [ 35.634146][ C1] ? ___slab_alloc (mm/slub.c:918 mm/slub.c:3515) [ 35.634310][ C1] ? kmem_cache_alloc (./include/linux/sched/mm.h:315 mm/slub.c:3746 mm/slub.c:3827 mm/slub.c:3852) [ 35.634472][ C1] ? __pmd_alloc (mm/memory.c:6427 ./include/linux/mm.h:2926 ./include/linux/mm.h:3026 ./include/linux/mm.h:3064 ./include/asm-generic/pgalloc.h:137 mm/memory.c:5852) [ 35.634639][ C1] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) [ 35.634913][ C1] kasan_save_track (./arch/x86/include/asm/current.h:49 mm/kasan/common.c:60 mm/kasan/common.c:69) [ 35.635083][ C1] __kasan_slab_alloc (mm/kasan/common.c:341) [ 35.635250][ C1] kmem_cache_alloc (./include/linux/kasan.h:201 mm/slub.c:3798 mm/slub.c:3845 mm/slub.c:3852) [ 35.635421][ C1] __pmd_alloc (mm/memory.c:6427 ./include/linux/mm.h:2926 ./include/linux/mm.h:3026 ./include/linux/mm.h:3064 ./include/asm-generic/pgalloc.h:137 mm/memory.c:5852) [ 35.635569][ C1] __handle_mm_fault (./include/linux/mm.h:2825 mm/memory.c:5402) [ 35.635739][ C1] ? __pfx___handle_mm_fault (mm/memory.c:5352) [ 35.635908][ C1] ? mt_find (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 lib/maple_tree.c:6954) [ 35.636038][ C1] handle_mm_fault (mm/memory.c:5610) [ 35.636206][ C1] ? __pfx_handle_mm_fault (mm/memory.c:5576) [ 35.636375][ C1] ? find_vma (mm/mmap.c:1889) [ 35.636509][ C1] faultin_page (mm/gup.c:960 (discriminator 2)) [ 35.636668][ C1] __get_user_pages (mm/gup.c:1243) [ 35.636828][ C1] ? __pfx___get_user_pages (mm/gup.c:1190) [ 35.636995][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 35.637169][ C1] ? get_arg_page (./arch/x86/include/asm/jump_label.h:27 ./include/linux/jump_label.h:207 ./include/linux/mmap_lock.h:35 ./include/linux/mmap_lock.h:147 fs/exec.c:220) [ 35.637330][ C1] get_user_pages_remote (mm/gup.c:1511 mm/gup.c:2349) [ 35.637489][ C1] ? __pfx_get_user_pages_remote (mm/gup.c:2342) [ 35.637782][ C1] ? get_arg_page (./arch/x86/include/asm/jump_label.h:27 ./include/linux/jump_label.h:207 ./include/linux/mmap_lock.h:35 ./include/linux/mmap_lock.h:147 fs/exec.c:220) [ 35.637941][ C1] ? __lock_release (kernel/locking/lockdep.c:5430) [ 35.638098][ C1] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209) [ 35.638257][ C1] get_arg_page (fs/exec.c:226) [ 35.638422][ C1] ? __pfx_get_arg_page (fs/exec.c:200) [ 35.638686][ C1] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209) [ 35.638852][ C1] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209) [ 35.639023][ C1] copy_string_kernel (fs/exec.c:644) [ 35.639190][ C1] ? count.constprop.0.isra.0 (fs/exec.c:443) [ 35.639455][ C1] do_execveat_common.isra.0 (fs/exec.c:1953) [ 35.639623][ C1] ? getname_flags (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 fs/namei.c:190) [ 35.639795][ C1] __x64_sys_execve (fs/exec.c:2124) [ 35.639971][ C1] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 35.640239][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) [ 35.640451][ C1] RIP: 0033:0x7f489fd1340b [ 35.640638][ C1] Code: c0 75 03 5f ff e7 c3 48 8b 0d f1 a9 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 80 00 00 00 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 a9 1b 00 f7 d8 64 89 01 48 All code ======== 0: c0 75 03 5f shlb $0x5f,0x3(%rbp) 4: ff e7 jmp *%rdi 6: c3 ret 7: 48 8b 0d f1 a9 1b 00 mov 0x1ba9f1(%rip),%rcx # 0x1ba9ff e: f7 d8 neg %eax 10: 64 89 01 mov %eax,%fs:(%rcx) 13: 48 83 c8 ff or $0xffffffffffffffff,%rax 17: c3 ret 18: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1f: f3 0f 1e fa endbr64 23: b8 3b 00 00 00 mov $0x3b,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d c5 a9 1b 00 mov 0x1ba9c5(%rip),%rcx # 0x1ba9ff 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d c5 a9 1b 00 mov 0x1ba9c5(%rip),%rcx # 0x1ba9d5 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 35.641361][ C1] RSP: 002b:00007ffec7e1ee08 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 35.641626][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f489fd1340b [ 35.642003][ C1] RDX: 000055bf8ebe6a60 RSI: 000055bf8ed27470 RDI: 000055bf8ed26f70 [ 35.642257][ C1] RBP: 000055bf8ed26f70 R08: 000055bf8ed27470 R09: 0000000000000000 [ 35.642507][ C1] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff Finger prints: dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage