====================================== | [ 959.104363][ T11] ------------[ cut here ]------------ | [ 959.104586][ T11] RTNL: assertion failed at net/core/rtnetlink.c (1823) | [ 959.104822][ T11] WARNING: CPU: 0 PID: 11 at net/core/rtnetlink.c:1823 rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1823) | [ 959.105129][ T11] Modules linked in: [ 959.105526][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 959.105869][ T11] Workqueue: bond1 bond_3ad_state_machine_handler [ 959.106237][ T11] RIP: 0010:rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1823) [ 959.106445][ T11] Code: 00 a8 01 0f 85 ab de ff ff c6 05 b0 5e 4c 02 01 90 ba 1f 07 00 00 48 c7 c6 60 9b f6 93 48 c7 c7 00 9c f6 93 e8 5e ce f3 fd 90 <0f> 0b 90 90 e9 81 de ff ff e8 6f 59 7c 00 85 c0 0f 85 f1 01 00 00 All code ======== 0: 00 a8 01 0f 85 ab add %ch,-0x547af0ff(%rax) 6: de ff fdivrp %st,%st(7) 8: ff c6 inc %esi a: 05 b0 5e 4c 02 add $0x24c5eb0,%eax f: 01 90 ba 1f 07 00 add %edx,0x71fba(%rax) 15: 00 48 c7 add %cl,-0x39(%rax) 18: c6 (bad) 19: 60 (bad) 1a: 9b fwait 1b: f6 93 48 c7 c7 00 notb 0xc7c748(%rbx) 21: 9c pushf 22: f6 93 e8 5e ce f3 notb -0xc31a118(%rbx) 28: fd std 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: 90 nop 2e: e9 81 de ff ff jmp 0xffffffffffffdeb4 33: e8 6f 59 7c 00 call 0x7c59a7 38: 85 c0 test %eax,%eax 3a: 0f 85 f1 01 00 00 jne 0x231 Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: 90 nop 4: e9 81 de ff ff jmp 0xffffffffffffde8a 9: e8 6f 59 7c 00 call 0x7c597d e: 85 c0 test %eax,%eax 10: 0f 85 f1 01 00 00 jne 0x207 [ 959.106984][ T11] RSP: 0018:ffffc900000bf8f0 EFLAGS: 00010282 [ 959.107175][ T11] RAX: 0000000000000000 RBX: ffff888005851000 RCX: 1ffffffff28fb1d4 [ 959.107408][ T11] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001 [ 959.107657][ T11] RBP: ffff888009e0f6c0 R08: 0000000000000000 R09: fffffbfff28fb1d4 [ 959.107893][ T11] R10: 0000000000000003 R11: 205d313154202020 R12: 00000000ffffffff [ 959.108112][ T11] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000010 [ 959.108345][ T11] FS: 0000000000000000(0000) GS:ffff88802f600000(0000) knlGS:0000000000000000 [ 959.108619][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 959.108812][ T11] CR2: 00007f9161b99951 CR3: 000000000630c005 CR4: 0000000000770ef0 [ 959.109052][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 959.109288][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 959.109534][ T11] PKRU: 55555554 [ 959.109658][ T11] Call Trace: [ 959.109778][ T11] [ 959.109858][ T11] ? rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1823) [ 959.110044][ T11] ? __warn (kernel/panic.c:693) [ 959.110162][ T11] ? rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1823) [ 959.110351][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 959.110524][ T11] ? handle_bug (arch/x86/kernel/traps.c:239) [ 959.110646][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:260 (discriminator 1)) [ 959.110801][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 959.110967][ T11] ? rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1823) [ 959.111173][ T11] ? __pfx_rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1811) [ 959.111366][ T11] ? kasan_save_track (./arch/x86/include/asm/current.h:49 mm/kasan/common.c:60 mm/kasan/common.c:69) [ 959.111533][ T11] ? __kasan_kmalloc (mm/kasan/common.c:391) [ 959.111692][ T11] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) [ 959.111842][ T11] ? kmalloc_node_track_caller_noprof (mm/slub.c:4143) [ 959.112028][ T11] ? __alloc_skb (net/core/skbuff.c:674) [ 959.112184][ T11] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:388 net/core/skbuff.c:445) [ 959.112327][ T11] ? __alloc_skb (net/core/skbuff.c:690) [ 959.112474][ T11] ? __pfx___alloc_skb (net/core/skbuff.c:647) [ 959.112625][ T11] rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4073) [ 959.112789][ T11] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4109) [ 959.112935][ T11] rtmsg_ifinfo (net/core/rtnetlink.c:4118 net/core/rtnetlink.c:4113) [ 959.113049][ T11] bond_3ad_state_machine_handler (drivers/net/bonding/bond_3ad.c:1384 drivers/net/bonding/bond_3ad.c:2508) [ 959.113238][ T11] ? __pfx_bond_3ad_state_machine_handler (drivers/net/bonding/bond_3ad.c:2456) [ 959.113410][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 959.113564][ T11] ? trace_lock_acquire (./arch/x86/include/asm/preempt.h:79 (discriminator 19) ./include/trace/events/lock.h:24 (discriminator 19)) [ 959.113703][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 959.113849][ T11] ? process_one_work (kernel/workqueue.c:3207) [ 959.113993][ T11] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 959.114137][ T11] ? process_one_work (kernel/workqueue.c:3207) [ 959.114288][ T11] process_one_work (kernel/workqueue.c:3231) [ 959.114442][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) [ 959.114585][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3133) [ 959.114755][ T11] ? assign_work (kernel/workqueue.c:1200) [ 959.114899][ T11] worker_thread (kernel/workqueue.c:3306 kernel/workqueue.c:3393) [ 959.115054][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3339) [ 959.115203][ T11] kthread (kernel/kthread.c:389) [ 959.115314][ T11] ? __pfx_kthread (kernel/kthread.c:342) [ 959.115471][ T11] ret_from_fork (arch/x86/kernel/process.c:147) [ 959.115616][ T11] ? __pfx_kthread (kernel/kthread.c:342) [ 959.115758][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 959.117347][ T11] ------------[ cut here ]------------ | [ 959.117497][ T11] RTNL: assertion failed at net/core/dev.c (7100) | [ 959.117710][ T11] WARNING: CPU: 0 PID: 11 at net/core/dev.c:7100 netdev_master_upper_dev_get (net/core/dev.c:7100 (discriminator 3)) | [ 959.117955][ T11] Modules linked in: [ 959.118313][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 959.118651][ T11] Workqueue: bond1 bond_3ad_state_machine_handler [ 959.118834][ T11] RIP: 0010:netdev_master_upper_dev_get (net/core/dev.c:7100 (discriminator 3)) [ 959.119013][ T11] Code: 83 e5 01 0f 85 44 ff ff ff c6 05 55 32 54 02 01 90 ba bc 1b 00 00 48 c7 c6 a0 17 f6 93 48 c7 c7 00 19 f6 93 e8 49 a2 fb fd 90 <0f> 0b 90 90 e9 1a ff ff ff e8 6a de 7b fe e9 70 ff ff ff 48 89 ef All code ======== 0: 83 e5 01 and $0x1,%ebp 3: 0f 85 44 ff ff ff jne 0xffffffffffffff4d 9: c6 05 55 32 54 02 01 movb $0x1,0x2543255(%rip) # 0x2543265 10: 90 nop 11: ba bc 1b 00 00 mov $0x1bbc,%edx 16: 48 c7 c6 a0 17 f6 93 mov $0xffffffff93f617a0,%rsi 1d: 48 c7 c7 00 19 f6 93 mov $0xffffffff93f61900,%rdi 24: e8 49 a2 fb fd call 0xfffffffffdfba272 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: 90 nop 2e: e9 1a ff ff ff jmp 0xffffffffffffff4d 33: e8 6a de 7b fe call 0xfffffffffe7bdea2 38: e9 70 ff ff ff jmp 0xffffffffffffffad 3d: 48 89 ef mov %rbp,%rdi Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: 90 nop 4: e9 1a ff ff ff jmp 0xffffffffffffff23 9: e8 6a de 7b fe call 0xfffffffffe7bde78 e: e9 70 ff ff ff jmp 0xffffffffffffff83 13: 48 89 ef mov %rbp,%rdi [ 959.119565][ T11] RSP: 0018:ffffc900000bf880 EFLAGS: 00010282 [ 959.119775][ T11] RAX: 0000000000000000 RBX: ffff888005851000 RCX: 1ffffffff28fb1d4 [ 959.120008][ T11] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001 [ 959.120241][ T11] RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff28fb1d4 [ 959.120491][ T11] R10: 0000000000000003 R11: 205d313154202020 R12: ffff888005851000 [ 959.120725][ T11] R13: ffffffff9535a1e0 R14: ffff888009e0f770 R15: ffff888009e0f778 [ 959.121099][ T11] FS: 0000000000000000(0000) GS:ffff88802f600000(0000) knlGS:0000000000000000 [ 959.121373][ T11] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 959.121575][ T11] CR2: 00007f9161b99951 CR3: 000000000630c005 CR4: 0000000000770ef0 [ 959.121888][ T11] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 959.122121][ T11] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 959.122359][ T11] PKRU: 55555554 [ 959.122573][ T11] Call Trace: [ 959.122689][ T11] [ 959.122772][ T11] ? netdev_master_upper_dev_get (net/core/dev.c:7100 (discriminator 3)) [ 959.122960][ T11] ? __warn (kernel/panic.c:693) [ 959.123078][ T11] ? netdev_master_upper_dev_get (net/core/dev.c:7100 (discriminator 3)) [ 959.123275][ T11] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 959.123441][ T11] ? handle_bug (arch/x86/kernel/traps.c:239) [ 959.123656][ T11] ? exc_invalid_op (arch/x86/kernel/traps.c:260 (discriminator 1)) [ 959.123814][ T11] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 959.123991][ T11] ? netdev_master_upper_dev_get (net/core/dev.c:7100 (discriminator 3)) [ 959.124272][ T11] rtnl_link_fill (net/core/rtnetlink.c:655 net/core/rtnetlink.c:724) [ 959.124540][ T11] rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1922) [ 959.124906][ T11] ? __pfx_rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1811) [ 959.125102][ T11] ? kasan_save_track (./arch/x86/include/asm/current.h:49 mm/kasan/common.c:60 mm/kasan/common.c:69) [ 959.125334][ T11] ? __kasan_kmalloc (mm/kasan/common.c:362 mm/kasan/common.c:387) [ 959.125572][ T11] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) [ 959.125818][ T11] ? kmalloc_node_track_caller_noprof (mm/slub.c:4143) [ 959.126061][ T11] ? __alloc_skb (net/core/skbuff.c:674) [ 959.126308][ T11] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:388 net/core/skbuff.c:445) [ 959.126563][ T11] ? __alloc_skb (net/core/skbuff.c:690) [ 959.126720][ T11] ? __pfx___alloc_skb (net/core/skbuff.c:647) [ 959.126967][ T11] rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4073) [ 959.127132][ T11] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4109) [ 959.127471][ T11] rtmsg_ifinfo (net/core/rtnetlink.c:4118 net/core/rtnetlink.c:4113) [ 959.127599][ T11] bond_3ad_state_machine_handler (drivers/net/bonding/bond_3ad.c:1384 drivers/net/bonding/bond_3ad.c:2508) [ 959.127892][ T11] ? __pfx_bond_3ad_state_machine_handler (drivers/net/bonding/bond_3ad.c:2456) [ 959.128079][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 959.128327][ T11] ? trace_lock_acquire (./arch/x86/include/asm/preempt.h:79 (discriminator 19) ./include/trace/events/lock.h:24 (discriminator 19)) [ 959.128486][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 959.128733][ T11] ? process_one_work (kernel/workqueue.c:3207) [ 959.128889][ T11] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 959.129145][ T11] ? process_one_work (kernel/workqueue.c:3207) [ 959.129303][ T11] process_one_work (kernel/workqueue.c:3231) [ 959.129475][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) [ 959.129643][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3133) [ 959.129882][ T11] ? assign_work (kernel/workqueue.c:1200) [ 959.130042][ T11] worker_thread (kernel/workqueue.c:3306 kernel/workqueue.c:3393) [ 959.130216][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3339) [ 959.130376][ T11] kthread (kernel/kthread.c:389) [ 959.130509][ T11] ? __pfx_kthread (kernel/kthread.c:342) [ 959.130744][ T11] ret_from_fork (arch/x86/kernel/process.c:147) [ 959.130899][ T11] ? __pfx_kthread (kernel/kthread.c:342) [ 959.131073][ T11] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 959.135517][ T11] #2: ffff88800aa42c58 (&bond->mode_lock){+.-.}-{2:2}, at: bond_3ad_state_machine_handler (./include/linux/rcupdate.h:779 drivers/net/bonding/bond_3ad.c:2471) | [ 959.135825][ T11] #3: ffffffff94953680 (rcu_read_lock){....}-{1:2}, at: bond_3ad_state_machine_handler (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 drivers/net/bonding/bond_3ad.c:2471) | [ 959.136145][ T11] | [ 959.136145][ T11] stack backtrace: [ 959.136646][ T11] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 959.136968][ T11] Workqueue: bond1 bond_3ad_state_machine_handler [ 959.137243][ T11] Call Trace: [ 959.137361][ T11] [ 959.137438][ T11] dump_stack_lvl (lib/dump_stack.c:117) [ 959.137590][ T11] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6713) [ 959.137740][ T11] bond_fill_slave_info (drivers/net/bonding/bond_netlink.c:38 (discriminator 7)) [ 959.137973][ T11] ? __pfx_bond_fill_slave_info (drivers/net/bonding/bond_netlink.c:37) [ 959.138129][ T11] ? nla_put (lib/nlattr.c:1100) [ 959.138246][ T11] rtnl_link_fill (net/core/rtnetlink.c:667 net/core/rtnetlink.c:724) [ 959.138404][ T11] rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1922) [ 959.138617][ T11] ? __pfx_rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:1811) [ 959.138872][ T11] ? kasan_save_track (./arch/x86/include/asm/current.h:49 mm/kasan/common.c:60 mm/kasan/common.c:69) [ 959.139013][ T11] ? __kasan_kmalloc (mm/kasan/common.c:362 mm/kasan/common.c:387) [ 959.139160][ T11] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) [ 959.139375][ T11] ? kmalloc_node_track_caller_noprof (mm/slub.c:4143) [ 959.139630][ T11] ? __alloc_skb (net/core/skbuff.c:674) [ 959.139792][ T11] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:388 net/core/skbuff.c:445) [ 959.139948][ T11] ? __alloc_skb (net/core/skbuff.c:690) [ 959.140201][ T11] ? __pfx___alloc_skb (net/core/skbuff.c:647) [ 959.140359][ T11] rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4073) [ 959.140527][ T11] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4109) [ 959.140680][ T11] rtmsg_ifinfo (net/core/rtnetlink.c:4118 net/core/rtnetlink.c:4113) [ 959.140888][ T11] bond_3ad_state_machine_handler (drivers/net/bonding/bond_3ad.c:1384 drivers/net/bonding/bond_3ad.c:2508) [ 959.141086][ T11] ? __pfx_bond_3ad_state_machine_handler (drivers/net/bonding/bond_3ad.c:2456) [ 959.141372][ T11] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 959.141520][ T11] ? trace_lock_acquire (./arch/x86/include/asm/preempt.h:79 (discriminator 19) ./include/trace/events/lock.h:24 (discriminator 19)) [ 959.141666][ T11] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 959.141826][ T11] ? process_one_work (kernel/workqueue.c:3207) [ 959.142069][ T11] ? lock_acquire (kernel/locking/lockdep.c:5727) [ 959.142225][ T11] ? process_one_work (kernel/workqueue.c:3207) [ 959.142465][ T11] process_one_work (kernel/workqueue.c:3231) [ 959.142625][ T11] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) [ 959.142780][ T11] ? __pfx_process_one_work (kernel/workqueue.c:3133) [ 959.142938][ T11] ? assign_work (kernel/workqueue.c:1200) [ 959.143097][ T11] worker_thread (kernel/workqueue.c:3306 kernel/workqueue.c:3393) [ 959.143259][ T11] ? __pfx_worker_thread (kernel/workqueue.c:3339) [ 959.143494][ T11] kthread (kernel/kthread.c:389) [ 959.143610][ T11] ? __pfx_kthread (kernel/kthread.c:342) [ 959.143777][ T11] ret_from_fork (arch/x86/kernel/process.c:147) [ 959.144006][ T11] ? __pfx_kthread (kernel/kthread.c:342) Finger prints: lockdep_rcu_suspicious:bond_fill_slave_info:rtnl_link_fill:rtmsg_ifinfo_build_skb:rtmsg_ifinfo netdev_master_upper_dev_get:rtnl_link_fill:rtmsg_ifinfo_build_skb:rtmsg_ifinfo:bond_3ad_state_machine_handler rtmsg_ifinfo_build_skb:rtmsg_ifinfo:bond_3ad_state_machine_handler:process_one_work:worker_thread