====================================== | 0 | xx__-> [ 26.796083][ T259] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link | [ 26.980984][ C1] BUG: spinlock bad magic on CPU#1, ip/264 | [ 26.981330][ C1] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: ip/264, .owner_cpu: 1 [ 26.981876][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 26.982235][ C1] Call Trace: [ 26.982359][ C1] [ 26.982440][ C1] dump_stack_lvl (lib/dump_stack.c:122) [ 26.982620][ C1] do_raw_spin_unlock (kernel/locking/spinlock_debug.c:100 kernel/locking/spinlock_debug.c:141) [ 26.982784][ C1] _raw_spin_unlock (./arch/x86/include/asm/preempt.h:94 ./include/linux/spinlock_api_smp.h:143 kernel/locking/spinlock.c:186) [ 26.982956][ C1] net_tx_action (./include/net/sch_generic.h:226 ./include/net/sch_generic.h:217 ./include/net/pkt_sched.h:128 ./include/net/pkt_sched.h:124 net/core/dev.c:5323) [ 26.983129][ C1] handle_softirqs (kernel/softirq.c:554) [ 26.983303][ C1] ? dev_deactivate_many (./include/linux/bottom_half.h:33 ./include/linux/netdevice.h:4448 net/sched/sch_generic.c:571 net/sched/sch_generic.c:1363) [ 26.983466][ C1] do_softirq (kernel/softirq.c:455 kernel/softirq.c:442) [ 26.983621][ C1] [ 26.983705][ C1] [ 26.983786][ C1] __local_bh_enable_ip (kernel/softirq.c:382) [ 26.983951][ C1] dev_deactivate_many (net/sched/sch_generic.c:1356) [ 26.984117][ C1] __dev_close_many (net/core/dev.c:1547) [ 26.984277][ C1] ? __pfx___dev_close_many (net/core/dev.c:1522) [ 26.984438][ C1] dev_close_many (net/core/dev.c:1585) [ 26.984599][ C1] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 26.984755][ C1] ? __pfx_dev_close_many (net/core/dev.c:1575) [ 26.984913][ C1] ? __lock_release (kernel/locking/lockdep.c:5435) [ 26.985065][ C1] ? bond_enslave (drivers/net/bonding/bond_main.c:1913) [ 26.985220][ C1] dev_close (./include/linux/list.h:111 ./include/linux/list.h:215 ./include/linux/list.h:229 net/core/dev.c:1610 net/core/dev.c:1603) [ 26.985336][ C1] ? __pfx_dev_close (net/core/dev.c:1604) [ 26.985486][ C1] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 26.985688][ C1] bond_enslave (drivers/net/bonding/bond_main.c:1504 drivers/net/bonding/bond_main.c:1914) [ 26.985850][ C1] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) [ 26.986011][ C1] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1827) [ 26.986170][ C1] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 26.986293][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5142) [ 26.986453][ C1] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 26.986627][ C1] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.c:81 kernel/locking/mutex.c:91) [ 26.986785][ C1] ? rtnl_is_locked (net/core/rtnetlink.c:164) [ 26.986942][ C1] ? netdev_master_upper_dev_get (net/core/dev.c:7102) [ 26.987151][ C1] do_setlink (net/core/rtnetlink.c:2907) [ 26.987312][ C1] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) [ 26.987478][ C1] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) [ 26.987634][ C1] ? is_bpf_text_address (./kernel/bpf/core.c:772) [ 26.987792][ C1] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) [ 26.987953][ C1] ? __kernel_text_address (kernel/extable.c:79) [ 26.988116][ C1] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) [ 26.988272][ C1] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) [ 26.988466][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 26.988625][ C1] ? stack_trace_save (kernel/stacktrace.c:123) [ 26.988784][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 26.988936][ C1] ? __pfx_validate_nla (lib/nlattr.c:396) [ 26.989099][ C1] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 26.989213][ C1] ? kasan_save_stack (mm/kasan/common.c:49) [ 26.989366][ C1] ? __nla_validate_parse (lib/nlattr.c:638) [ 26.989524][ C1] __rtnl_newlink (net/core/rtnetlink.c:3696) [ 26.989691][ 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:227) [ 26.989848][ C1] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) [ 26.990002][ C1] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 26.990199][ C1] ? __create_object (mm/kmemleak.c:751) [ 26.990356][ C1] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) [ 26.990514][ C1] rtnl_newlink (net/core/rtnetlink.c:3744) [ 26.990642][ C1] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [ 26.990802][ C1] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) [ 26.990955][ 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:227) [ 26.991108][ C1] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 26.991224][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5142) [ 26.991373][ C1] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [ 26.991522][ C1] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) [ 26.991679][ C1] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) [ 26.991832][ C1] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) [ 26.991997][ C1] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 26.992153][ C1] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [ 26.992306][ C1] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) [ 26.992458][ C1] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 26.992620][ C1] netlink_sendmsg (net/netlink/af_netlink.c:1901) [ 26.992779][ C1] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) [ 26.992947][ C1] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) [ 26.993110][ C1] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) [ 26.993273][ C1] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) [ 26.993432][ C1] ? __pfx_____sys_sendmsg (net/socket.c:2543) [ 26.993618][ C1] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) [ 26.993823][ C1] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) [ 26.993980][ C1] ___sys_sendmsg (net/socket.c:2653) [ 26.994132][ C1] ? __pfx____sys_sendmsg (net/socket.c:2640) [ 26.994283][ C1] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 26.994435][ C1] ? __lock_release (kernel/locking/lockdep.c:5435) [ 26.994616][ C1] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) [ 26.994810][ C1] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) [ 26.994975][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 26.995137][ C1] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 26.995325][ C1] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) [ 26.995480][ C1] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) [ 26.995641][ C1] ? __pfx___sys_sendmsg (net/socket.c:2668) [ 26.995792][ C1] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:94 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2034 arch/x86/mm/physaddr.c:65) [ 26.995950][ C1] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 26.996104][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 26.996299][ C1] RIP: 0033:0x7f0488ae97b7 [ 26.996464][ C1] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 All code ======== 0: 0a 00 or (%rax),%al 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b9 jmp 0xffffffffffffffc9 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 2e 00 00 00 mov $0x2e,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 89 54 24 1c mov %edx,0x1c(%rsp) 3b: 48 89 74 24 10 mov %rsi,0x10(%rsp) Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 89 54 24 1c mov %edx,0x1c(%rsp) 11: 48 89 74 24 10 mov %rsi,0x10(%rsp) [ 26.997010][ C1] RSP: 002b:00007ffdf5e18f68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 26.997242][ C1] RAX: ffffffffffffffda RBX: 00007ffdf5e19690 RCX: 00007f0488ae97b7 [ 26.997479][ C1] RDX: 0000000000000000 RSI: 00007ffdf5e18fd0 RDI: 0000000000000005 [ 26.997713][ C1] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 26.997949][ C1] R10: 0000000038c53910 R11: 0000000000000246 R12: 0000000000000004 Finger prints: do_raw_spin_unlock:_raw_spin_unlock:net_tx_action:handle_softirqs:do_softirq