====================================== | [ 155.923263][ T1311] #0: ffffffffb2deeb48 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink (net/core/rtnetlink.c:342 net/core/rtnetlink.c:4047) | [ 155.923538][ T1311] #1: ffff88800e9bad80 (team->team_lock_key){+.+.}-{4:4}, at: team_add_slave (drivers/net/team/team_core.c:1988) | [ 155.923801][ T1311] | [ 155.923801][ T1311] stack backtrace: [ 155.923992][ T1311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 155.923994][ T1311] Call Trace: [ 155.923996][ T1311] [ 155.923998][ T1311] dump_stack_lvl (lib/dump_stack.c:123) [ 155.924008][ T1311] print_circular_bug (kernel/locking/lockdep.c:2079) [ 155.924015][ T1311] check_noncircular (kernel/locking/lockdep.c:2208) [ 155.924019][ T1311] ? __pfx_check_noncircular (kernel/locking/lockdep.c:2184) [ 155.924023][ T1311] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 155.924029][ T1311] ? alloc_chain_hlocks (kernel/locking/lockdep.c:3530) [ 155.924033][ T1311] check_prev_add (kernel/locking/lockdep.c:3164) [ 155.924038][ T1311] validate_chain (kernel/locking/lockdep.c:3283 kernel/locking/lockdep.c:3906) [ 155.924042][ T1311] ? stack_depot_save_flags (lib/stackdepot.c:672) [ 155.924049][ T1311] ? __pfx_validate_chain (kernel/locking/lockdep.c:3862) [ 155.924052][ T1311] ? 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:230) [ 155.924055][ T1311] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) [ 155.924059][ T1311] __lock_acquire (kernel/locking/lockdep.c:5228) [ 155.924063][ T1311] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) [ 155.924067][ T1311] lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 155.924070][ T1311] ? __dev_open (./include/linux/netdevice.h:2738 net/core/dev.h:144 net/core/dev.c:1650) [ 155.924074][ T1311] ? validate_chain (kernel/locking/lockdep.c:3799 kernel/locking/lockdep.c:3819 kernel/locking/lockdep.c:3874) [ 155.924076][ T1311] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 155.924080][ T1311] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 155.924083][ T1311] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 155.924085][ T1311] ? __dev_open (./include/linux/netdevice.h:2738 net/core/dev.h:144 net/core/dev.c:1650) [ 155.924088][ T1311] __mutex_lock (kernel/locking/mutex.c:587 kernel/locking/mutex.c:730) [ 155.924091][ T1311] ? __dev_open (./include/linux/netdevice.h:2738 net/core/dev.h:144 net/core/dev.c:1650) [ 155.924094][ T1311] ? __dev_open (./include/linux/netdevice.h:2738 net/core/dev.h:144 net/core/dev.c:1650) [ 155.924097][ T1311] ? __pfx___mutex_lock (kernel/locking/mutex.c:729) [ 155.924100][ T1311] ? 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.h:47 kernel/locking/mutex.c:66) [ 155.924103][ T1311] ? rtnl_is_locked (net/core/rtnetlink.c:168) [ 155.924111][ T1311] ? mirred_device_event (net/sched/act_mirred.c:519) act_mirred [ 155.924120][ T1311] ? __dev_open (./include/linux/netdevice.h:2738 net/core/dev.h:144 net/core/dev.c:1650) [ 155.924122][ T1311] __dev_open (./include/linux/netdevice.h:2738 net/core/dev.h:144 net/core/dev.c:1650) [ 155.924124][ T1311] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 155.924127][ T1311] ? __pfx___dev_open (net/core/dev.c:1609) [ 155.924130][ T1311] ? trace_percpu_alloc_percpu (./include/trace/events/percpu.h:11 (discriminator 21)) [ 155.924137][ T1311] netif_open (net/core/dev.c:1666) [ 155.924140][ T1311] ? __pfx_netif_open (net/core/dev.c:1660) [ 155.924143][ T1311] dev_open (./include/linux/netdevice.h:2738 ./include/linux/netdevice.h:2755 net/core/dev_api.c:190) [ 155.924148][ T1311] team_port_add (drivers/net/team/team_core.c:1229) [ 155.924153][ T1311] ? __pfx_team_port_add (drivers/net/team/team_core.c:1145) [ 155.924156][ T1311] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 155.924162][ T1311] ? validate_chain (kernel/locking/lockdep.c:3799 kernel/locking/lockdep.c:3819 kernel/locking/lockdep.c:3874) [ 155.924167][ T1311] team_add_slave (drivers/net/team/team_core.c:1989) [ 155.924171][ T1311] do_set_master (net/core/rtnetlink.c:2939) [ 155.924175][ T1311] do_setlink.constprop.0 (net/core/rtnetlink.c:3144) [ 155.924180][ T1311] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3012) [ 155.924183][ T1311] ? lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 155.924186][ T1311] ? rtnl_newlink (net/core/rtnetlink.c:342 net/core/rtnetlink.c:4047) [ 155.924189][ T1311] ? rtnl_newlink (./include/linux/slab.h:901 net/core/rtnetlink.c:3948) [ 155.924192][ T1311] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6938) [ 155.924195][ T1311] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:104) [ 155.924199][ T1311] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:79) [ 155.924203][ T1311] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 155.924206][ T1311] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) [ 155.924210][ T1311] ? __mutex_lock (./arch/x86/include/asm/preempt.h:94 kernel/locking/mutex.c:595 kernel/locking/mutex.c:730) [ 155.924213][ T1311] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 155.924216][ T1311] ? rtnl_newlink (net/core/rtnetlink.c:342 net/core/rtnetlink.c:4047) [ 155.924219][ T1311] ? __pfx___mutex_lock (kernel/locking/mutex.c:729) [ 155.924221][ T1311] ? __pfx_validate_nla (lib/nlattr.c:396) [ 155.924227][ T1311] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) [ 155.924234][ T1311] ? __rtnl_newlink (net/core/rtnetlink.c:3898) [ 155.924238][ T1311] rtnl_newlink (net/core/rtnetlink.c:350 net/core/rtnetlink.c:4049) [ 155.924242][ T1311] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3939) [ 155.924245][ T1311] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 155.924249][ T1311] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 155.924252][ T1311] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 155.924257][ T1311] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6936) [ 155.924260][ T1311] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3939) [ 155.924263][ T1311] rtnetlink_rcv_msg (net/core/rtnetlink.c:6938) [ 155.924266][ T1311] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6841) [ 155.924269][ T1311] ? 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:230) [ 155.924271][ T1311] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) [ 155.924275][ T1311] ? __lock_acquire (kernel/locking/lockdep.c:5228) [ 155.924279][ T1311] netlink_rcv_skb (net/netlink/af_netlink.c:2544) [ 155.924284][ T1311] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6841) [ 155.924288][ T1311] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2521) [ 155.924295][ T1311] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 155.924298][ T1311] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 155.924302][ T1311] netlink_unicast (net/netlink/af_netlink.c:1323 net/netlink/af_netlink.c:1349) [ 155.924306][ T1311] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1334) [ 155.924310][ T1311] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 155.924314][ T1311] netlink_sendmsg (net/netlink/af_netlink.c:1893) [ 155.924319][ T1311] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1812) [ 155.924325][ T1311] ____sys_sendmsg (net/socket.c:718 net/socket.c:733 net/socket.c:2573) [ 155.924330][ T1311] ? __pfx_____sys_sendmsg (net/socket.c:2519) [ 155.924332][ T1311] ? __pfx_copy_msghdr_from_user (net/socket.c:2499) [ 155.924339][ T1311] ___sys_sendmsg (net/socket.c:2629) [ 155.924343][ T1311] ? __pfx____sys_sendmsg (net/socket.c:2616) [ 155.924347][ T1311] ? kasan_save_stack (mm/kasan/common.c:49) [ 155.924352][ T1311] ? kasan_save_stack (mm/kasan/common.c:48) [ 155.924354][ T1311] ? kasan_record_aux_stack (mm/kasan/generic.c:548) [ 155.924358][ T1311] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3067) [ 155.924363][ T1311] ? __x64_sys_close (fs/open.c:1583 fs/open.c:1565 fs/open.c:1565) [ 155.924368][ T1311] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 155.924371][ T1311] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 155.924375][ T1311] ? __lock_acquire (kernel/locking/lockdep.c:5228) [ 155.924378][ T1311] ? lock_downgrade (./arch/x86/include/asm/current.h:49 kernel/locking/lockdep.c:122 kernel/locking/lockdep.c:5747) [ 155.924382][ T1311] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 155.924386][ T1311] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 155.924390][ T1311] ? __lock_release (kernel/locking/lockdep.c:5527) [ 155.924392][ T1311] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2077 arch/x86/mm/physaddr.c:65) [ 155.924398][ T1311] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 155.924401][ T1311] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 155.924405][ T1311] __sys_sendmsg (net/socket.c:2659) [ 155.924409][ T1311] ? __pfx___sys_sendmsg (net/socket.c:2644) [ 155.924416][ T1311] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 155.924419][ T1311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 155.924422][ T1311] RIP: 0033:0x7fa332bc39a7 [ 155.924427][ T1311] 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) [ 155.924430][ T1311] RSP: 002b:00007ffc216c15b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.924434][ T1311] RAX: ffffffffffffffda RBX: 00007ffc216c1ce0 RCX: 00007fa332bc39a7 [ 155.924436][ T1311] RDX: 0000000000000000 RSI: 00007ffc216c1620 RDI: 0000000000000005 [ 155.924438][ T1311] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 155.924439][ T1311] R10: 0000000016f5d910 R11: 0000000000000246 R12: 0000000000000004 Finger prints: print_circular_bug:check_noncircular:check_prev_add:validate_chain:__lock_acquire