[ 27.263223][ T287] 8021q: 802.1Q VLAN Support v1.8 [ 31.797662][ T331] br1: port 1(vx10) entered blocking state [ 31.798199][ T331] br1: port 1(vx10) entered disabled state [ 31.798549][ T331] vx10: entered allmulticast mode [ 31.800545][ T331] vx10: entered promiscuous mode [ 31.801605][ T331] br1: port 1(vx10) entered blocking state [ 31.802057][ T331] br1: port 1(vx10) entered forwarding state [ 32.366107][ T336] br1: port 2(vx20) entered blocking state [ 32.366504][ T336] br1: port 2(vx20) entered disabled state [ 32.366895][ T336] vx20: entered allmulticast mode [ 32.369896][ T336] vx20: entered promiscuous mode [ 32.371019][ T336] br1: port 2(vx20) entered blocking state [ 32.371244][ T336] br1: port 2(vx20) entered forwarding state [ 32.618664][ T338] br1: port 3(veth1) entered blocking state [ 32.618995][ T338] br1: port 3(veth1) entered disabled state [ 32.619259][ T338] veth1: entered allmulticast mode [ 32.621477][ T338] veth1: entered promiscuous mode [ 32.732630][ T61] br1: port 3(veth1) entered blocking state [ 32.733059][ T61] br1: port 3(veth1) entered forwarding state [ 33.075569][ T342] br1: port 4(veth2) entered blocking state [ 33.075962][ T342] br1: port 4(veth2) entered disabled state [ 33.076424][ T342] veth2: entered allmulticast mode [ 33.079485][ T342] veth2: entered promiscuous mode [ 33.216578][ T7] br1: port 4(veth2) entered blocking state [ 33.216875][ T7] br1: port 4(veth2) entered forwarding state [ 37.829349][ T388] br2: port 1(w1) entered blocking state [ 37.829604][ T388] br2: port 1(w1) entered disabled state [ 37.829834][ T388] w1: entered allmulticast mode [ 37.831883][ T388] w1: entered promiscuous mode [ 38.877966][ T396] br2: port 2(vx10) entered blocking state [ 38.878235][ T396] br2: port 2(vx10) entered disabled state [ 38.878476][ T396] vx10: entered allmulticast mode [ 38.880333][ T396] vx10: entered promiscuous mode [ 38.880861][ T396] br2: port 2(vx10) entered blocking state [ 38.881103][ T396] br2: port 2(vx10) entered forwarding state [ 39.774064][ T403] br2: port 3(vx20) entered blocking state [ 39.774357][ T403] br2: port 3(vx20) entered disabled state [ 39.774636][ T403] vx20: entered allmulticast mode [ 39.777133][ T403] vx20: entered promiscuous mode [ 39.777653][ T403] br2: port 3(vx20) entered blocking state [ 39.777901][ T403] br2: port 3(vx20) entered forwarding state [ 40.797120][ T50] br2: port 1(w1) entered blocking state [ 40.797542][ T50] br2: port 1(w1) entered forwarding state [ 43.313135][ C0] [ 43.313242][ C0] ======================================================== [ 43.313501][ C0] WARNING: possible irq lock inversion dependency detected [ 43.313731][ C0] 6.9.0-rc1-virtme #1 Not tainted [ 43.313883][ C0] -------------------------------------------------------- [ 43.314115][ C0] tc/434 just changed the state of lock: [ 43.314273][ C0] ffff888004930d80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 43.314566][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 43.314791][ C0] (&p->alloc_lock){+.+.}-{2:2} [ 43.314795][ C0] [ 43.314795][ C0] [ 43.314795][ C0] and interrupts could create inverse lock ordering between them. [ 43.314795][ C0] [ 43.315348][ C0] [ 43.315348][ C0] other info that might help us debug this: [ 43.315577][ C0] Possible interrupt unsafe locking scenario: [ 43.315577][ C0] [ 43.315814][ C0] CPU0 CPU1 [ 43.315965][ C0] ---- ---- [ 43.316123][ C0] lock(&p->alloc_lock); [ 43.316239][ C0] local_irq_disable(); [ 43.316435][ C0] lock(&ndev->lock); [ 43.316625][ C0] lock(&p->alloc_lock); [ 43.316817][ C0] [ 43.316931][ C0] lock(&ndev->lock); [ 43.317060][ C0] [ 43.317060][ C0] *** DEADLOCK *** [ 43.317060][ C0] [ 43.317290][ C0] 1 lock held by tc/434: [ 43.317405][ C0] #0: ffffc90000007d68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 43.317685][ C0] [ 43.317685][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 43.317962][ C0] -> (&p->alloc_lock){+.+.}-{2:2} { [ 43.318122][ C0] HARDIRQ-ON-W at: [ 43.318241][ C0] __lock_acquire+0x797/0x1570 [ 43.318439][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.318630][ C0] _raw_spin_lock+0x30/0x40 [ 43.318826][ C0] set_mems_allowed+0x1d/0x210 [ 43.319022][ C0] kernel_init_freeable+0x72/0x310 [ 43.319219][ C0] kernel_init+0x20/0x200 [ 43.319413][ C0] ret_from_fork+0x31/0x70 [ 43.319620][ C0] ret_from_fork_asm+0x1a/0x30 [ 43.319815][ C0] SOFTIRQ-ON-W at: [ 43.319933][ C0] __lock_acquire+0x797/0x1570 [ 43.320128][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.320320][ C0] _raw_spin_lock+0x30/0x40 [ 43.320515][ C0] set_mems_allowed+0x1d/0x210 [ 43.320713][ C0] kernel_init_freeable+0x72/0x310 [ 43.320902][ C0] kernel_init+0x20/0x200 [ 43.321098][ C0] ret_from_fork+0x31/0x70 [ 43.321291][ C0] ret_from_fork_asm+0x1a/0x30 [ 43.321485][ C0] INITIAL USE at: [ 43.321598][ C0] __lock_acquire+0x797/0x1570 [ 43.321788][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.321981][ C0] _raw_spin_lock+0x30/0x40 [ 43.322182][ C0] set_mems_allowed+0x1d/0x210 [ 43.322374][ C0] kernel_init_freeable+0x72/0x310 [ 43.322570][ C0] kernel_init+0x20/0x200 [ 43.322764][ C0] ret_from_fork+0x31/0x70 [ 43.322956][ C0] ret_from_fork_asm+0x1a/0x30 [ 43.323151][ C0] } [ 43.323236][ C0] ... key at: [] __key.387+0x0/0x40 [ 43.323486][ C0] ... acquired at: [ 43.323599][ C0] __lock_acquire+0xaf0/0x1570 [ 43.323760][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.323913][ C0] _raw_spin_lock+0x30/0x40 [ 43.324067][ C0] __get_task_comm+0x27/0x70 [ 43.324222][ C0] ref_tracker_alloc+0x2ee/0x490 [ 43.324384][ C0] netdev_get_by_index+0x5e/0x80 [ 43.324539][ C0] fib6_nh_init+0x3d8/0x15b0 [ 43.324697][ C0] ip6_route_info_create+0xf18/0x17d0 [ 43.324850][ C0] addrconf_f6i_alloc+0x265/0x560 [ 43.325011][ C0] __ipv6_dev_ac_inc+0x25f/0xb10 [ 43.325168][ C0] addrconf_join_anycast+0x1c0/0x220 [ 43.325329][ C0] __ipv6_ifa_notify+0x6b3/0xaf0 [ 43.325481][ C0] addrconf_dad_completed+0x12b/0xe20 [ 43.325637][ C0] addrconf_dad_work+0x38c/0xab0 [ 43.325797][ C0] process_one_work+0xe2c/0x1730 [ 43.325953][ C0] worker_thread+0x587/0xd30 [ 43.326108][ C0] kthread+0x28a/0x350 [ 43.326226][ C0] ret_from_fork+0x31/0x70 [ 43.326384][ C0] ret_from_fork_asm+0x1a/0x30 [ 43.326548][ C0] [ 43.326626][ C0] -> (&ndev->lock){++-.}-{2:2} { [ 43.326782][ C0] HARDIRQ-ON-W at: [ 43.326896][ C0] __lock_acquire+0x797/0x1570 [ 43.327087][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.327280][ C0] _raw_write_lock_bh+0x38/0x50 [ 43.327483][ C0] addrconf_permanent_addr+0x6e/0x670 [ 43.327674][ C0] addrconf_notify+0x749/0xd60 [ 43.327871][ C0] notifier_call_chain+0xcd/0x150 [ 43.328063][ C0] __dev_notify_flags+0xe6/0x250 [ 43.328253][ C0] dev_change_flags+0xec/0x160 [ 43.328444][ C0] do_setlink+0x7d6/0x21e0 [ 43.328654][ C0] __rtnl_newlink+0xaa7/0xd80 [ 43.328846][ C0] rtnl_newlink+0x63/0xa0 [ 43.329037][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 43.329229][ C0] netlink_rcv_skb+0x130/0x360 [ 43.329420][ C0] netlink_unicast+0x449/0x710 [ 43.329624][ C0] netlink_sendmsg+0x723/0xbe0 [ 43.329822][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 43.330015][ C0] ___sys_sendmsg+0xee/0x170 [ 43.330204][ C0] __sys_sendmsg+0xcd/0x170 [ 43.330396][ C0] do_syscall_64+0xc6/0x1e0 [ 43.330597][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.330832][ C0] HARDIRQ-ON-R at: [ 43.330948][ C0] __lock_acquire+0x797/0x1570 [ 43.331149][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.331342][ C0] _raw_read_lock_bh+0x44/0x80 [ 43.331533][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 43.331722][ C0] inet6_fill_link_af+0x5e/0xe0 [ 43.331920][ C0] rtnl_fill_ifinfo+0x1612/0x29e0 [ 43.332113][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 43.332310][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 43.332547][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 43.332737][ C0] register_netdevice+0x1177/0x1690 [ 43.332931][ C0] register_netdev+0x20/0x40 [ 43.333133][ C0] sit_init_net+0x250/0x4f0 [ 43.333331][ C0] ops_init+0x9b/0x560 [ 43.333485][ C0] register_pernet_operations+0x2db/0x710 [ 43.333717][ C0] register_pernet_device+0x2a/0x60 [ 43.333914][ C0] sit_init+0x23/0xe0 [ 43.334067][ C0] do_one_initcall+0x8d/0x1e0 [ 43.334260][ C0] do_initcalls+0x1b2/0x3e0 [ 43.334450][ C0] kernel_init_freeable+0x232/0x310 [ 43.334643][ C0] kernel_init+0x20/0x200 [ 43.334841][ C0] ret_from_fork+0x31/0x70 [ 43.335043][ C0] ret_from_fork_asm+0x1a/0x30 [ 43.335239][ C0] IN-SOFTIRQ-W at: [ 43.335365][ C0] __lock_acquire+0x797/0x1570 [ 43.335568][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.335759][ C0] _raw_write_lock+0x30/0x40 [ 43.335950][ C0] addrconf_rs_timer+0xa9/0x730 [ 43.336147][ C0] call_timer_fn+0x13b/0x230 [ 43.336347][ C0] __run_timers+0x545/0x810 [ 43.336540][ C0] run_timer_softirq+0xe8/0x1b0 [ 43.336736][ C0] __do_softirq+0x1f8/0x5df [ 43.336925][ C0] irq_exit_rcu+0x97/0xc0 [ 43.337116][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 43.337350][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.337584][ C0] _raw_spin_unlock_irqrestore+0x43/0x70 [ 43.337813][ C0] get_partial_node.part.0+0x1c5/0x3a0 [ 43.338006][ C0] ___slab_alloc+0xb70/0x10a0 [ 43.338197][ C0] __kmalloc+0x34c/0x3c0 [ 43.338386][ C0] p9_fcall_init+0x7d/0x1b0 [ 43.338586][ C0] p9_tag_alloc+0x138/0x700 [ 43.338777][ C0] p9_client_prepare_req+0xe6/0x290 [ 43.338967][ C0] p9_client_rpc+0x18d/0x930 [ 43.339160][ C0] p9_client_readlink+0x71/0x120 [ 43.339349][ C0] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 43.339566][ C0] pick_link+0x8b4/0x1160 [ 43.339761][ C0] step_into+0x84e/0xfa0 [ 43.340057][ C0] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 43.340290][ C0] path_lookupat+0x72/0x660 [ 43.340480][ C0] filename_lookup+0x19e/0x420 [ 43.340767][ C0] vfs_statx+0xe8/0x460 [ 43.340959][ C0] vfs_fstatat+0x93/0xc0 [ 43.341154][ C0] __do_sys_newfstatat+0x6b/0xc0 [ 43.341450][ C0] do_syscall_64+0xc6/0x1e0 [ 43.341643][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.341876][ C0] INITIAL USE at: [ 43.341992][ C0] __lock_acquire+0x797/0x1570 [ 43.342284][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.342473][ C0] _raw_write_lock_bh+0x38/0x50 [ 43.342665][ C0] addrconf_permanent_addr+0x6e/0x670 [ 43.342955][ C0] addrconf_notify+0x749/0xd60 [ 43.343151][ C0] notifier_call_chain+0xcd/0x150 [ 43.343341][ C0] __dev_notify_flags+0xe6/0x250 [ 43.343532][ C0] dev_change_flags+0xec/0x160 [ 43.343822][ C0] do_setlink+0x7d6/0x21e0 [ 43.344013][ C0] __rtnl_newlink+0xaa7/0xd80 [ 43.344224][ C0] rtnl_newlink+0x63/0xa0 [ 43.344621][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 43.344814][ C0] netlink_rcv_skb+0x130/0x360 [ 43.345007][ C0] netlink_unicast+0x449/0x710 [ 43.345198][ C0] netlink_sendmsg+0x723/0xbe0 [ 43.345485][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 43.345684][ C0] ___sys_sendmsg+0xee/0x170 [ 43.345878][ C0] __sys_sendmsg+0xcd/0x170 [ 43.346171][ C0] do_syscall_64+0xc6/0x1e0 [ 43.346361][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.346586][ C0] INITIAL READ USE at: [ 43.346700][ C0] __lock_acquire+0x797/0x1570 [ 43.346889][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.347085][ C0] _raw_read_lock_bh+0x44/0x80 [ 43.347275][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 43.347607][ C0] inet6_fill_link_af+0x5e/0xe0 [ 43.347805][ C0] rtnl_fill_ifinfo+0x1612/0x29e0 [ 43.347994][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 43.348318][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 43.348552][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 43.348747][ C0] register_netdevice+0x1177/0x1690 [ 43.349074][ C0] register_netdev+0x20/0x40 [ 43.349264][ C0] sit_init_net+0x250/0x4f0 [ 43.349464][ C0] ops_init+0x9b/0x560 [ 43.349767][ C0] register_pernet_operations+0x2db/0x710 [ 43.350000][ C0] register_pernet_device+0x2a/0x60 [ 43.350230][ C0] sit_init+0x23/0xe0 [ 43.350517][ C0] do_one_initcall+0x8d/0x1e0 [ 43.350707][ C0] do_initcalls+0x1b2/0x3e0 [ 43.350898][ C0] kernel_init_freeable+0x232/0x310 [ 43.351124][ C0] kernel_init+0x20/0x200 [ 43.351417][ C0] ret_from_fork+0x31/0x70 [ 43.351608][ C0] ret_from_fork_asm+0x1a/0x30 [ 43.351807][ C0] } [ 43.351885][ C0] ... key at: [] __key.37+0x0/0x40 [ 43.352216][ C0] ... acquired at: [ 43.352338][ C0] mark_lock+0x28d/0x3e0 [ 43.352492][ C0] mark_usage+0xd9/0x2a0 [ 43.352650][ C0] __lock_acquire+0x797/0x1570 [ 43.352807][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.352958][ C0] _raw_write_lock+0x30/0x40 [ 43.353112][ C0] addrconf_rs_timer+0xa9/0x730 [ 43.353265][ C0] call_timer_fn+0x13b/0x230 [ 43.353526][ C0] __run_timers+0x545/0x810 [ 43.353677][ C0] run_timer_softirq+0xe8/0x1b0 [ 43.353832][ C0] __do_softirq+0x1f8/0x5df [ 43.353983][ C0] irq_exit_rcu+0x97/0xc0 [ 43.354238][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 43.354432][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.354624][ C0] _raw_spin_unlock_irqrestore+0x43/0x70 [ 43.354812][ C0] get_partial_node.part.0+0x1c5/0x3a0 [ 43.355060][ C0] ___slab_alloc+0xb70/0x10a0 [ 43.355213][ C0] __kmalloc+0x34c/0x3c0 [ 43.355365][ C0] p9_fcall_init+0x7d/0x1b0 [ 43.355516][ C0] p9_tag_alloc+0x138/0x700 [ 43.355774][ C0] p9_client_prepare_req+0xe6/0x290 [ 43.355929][ C0] p9_client_rpc+0x18d/0x930 [ 43.356079][ C0] p9_client_readlink+0x71/0x120 [ 43.356230][ C0] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 43.356584][ C0] pick_link+0x8b4/0x1160 [ 43.356736][ C0] step_into+0x84e/0xfa0 [ 43.356895][ C0] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 43.357083][ C0] path_lookupat+0x72/0x660 [ 43.357337][ C0] filename_lookup+0x19e/0x420 [ 43.357494][ C0] vfs_statx+0xe8/0x460 [ 43.357611][ C0] vfs_fstatat+0x93/0xc0 [ 43.357765][ C0] __do_sys_newfstatat+0x6b/0xc0 [ 43.357916][ C0] do_syscall_64+0xc6/0x1e0 [ 43.358166][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.358353][ C0] [ 43.358429][ C0] [ 43.358429][ C0] stack backtrace: [ 43.358619][ C0] CPU: 0 PID: 434 Comm: tc Not tainted 6.9.0-rc1-virtme #1 [ 43.358856][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 43.359190][ C0] Call Trace: [ 43.359311][ C0] [ 43.359507][ C0] dump_stack_lvl+0x82/0xd0 [ 43.359674][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 43.359867][ C0] ? kernel_text_address+0xce/0xe0 [ 43.360028][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 43.360314][ C0] ? __pfx_usage_skip+0x10/0x10 [ 43.360476][ C0] ? __pfx_usage_match+0x10/0x10 [ 43.360627][ C0] ? arch_stack_walk+0xa2/0xf0 [ 43.360783][ C0] mark_lock_irq+0x4cd/0xa10 [ 43.361032][ C0] ? __pfx_mark_lock_irq+0x10/0x10 [ 43.361190][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 43.361345][ C0] ? save_trace+0x8f/0x5b0 [ 43.361502][ C0] mark_lock+0x28d/0x3e0 [ 43.361618][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 43.361864][ C0] mark_usage+0xd9/0x2a0 [ 43.361980][ C0] __lock_acquire+0x797/0x1570 [ 43.362133][ C0] ? __pfx_validate_chain+0x10/0x10 [ 43.362289][ C0] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 43.362536][ C0] lock_acquire.part.0+0xeb/0x330 [ 43.362688][ C0] ? addrconf_rs_timer+0xa9/0x730 [ 43.362841][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.362998][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 43.363245][ C0] ? addrconf_rs_timer+0xa9/0x730 [ 43.363398][ C0] ? lock_acquire+0x32/0xc0 [ 43.363549][ C0] ? addrconf_rs_timer+0xa9/0x730 [ 43.363704][ C0] _raw_write_lock+0x30/0x40 [ 43.363856][ C0] ? addrconf_rs_timer+0xa9/0x730 [ 43.364105][ C0] addrconf_rs_timer+0xa9/0x730 [ 43.364257][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.364411][ C0] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 43.364563][ C0] ? call_timer_fn+0xe8/0x230 [ 43.364817][ C0] ? lock_acquire+0x32/0xc0 [ 43.364968][ C0] ? call_timer_fn+0xe8/0x230 [ 43.365120][ C0] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 43.365271][ C0] call_timer_fn+0x13b/0x230 [ 43.365521][ C0] ? call_timer_fn+0xe8/0x230 [ 43.365672][ C0] ? call_timer_fn+0xe8/0x230 [ 43.365823][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 43.365981][ C0] ? mark_lock+0x38/0x3e0 [ 43.366099][ C0] __run_timers+0x545/0x810 [ 43.366347][ C0] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 43.366499][ C0] ? __pfx___run_timers+0x10/0x10 [ 43.366652][ C0] ? do_raw_spin_lock+0x131/0x270 [ 43.366803][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 43.367053][ C0] ? lock_acquire+0x32/0xc0 [ 43.367204][ C0] ? run_timer_softirq+0xe0/0x1b0 [ 43.367358][ C0] run_timer_softirq+0xe8/0x1b0 [ 43.367515][ C0] __do_softirq+0x1f8/0x5df [ 43.367765][ C0] irq_exit_rcu+0x97/0xc0 [ 43.367882][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 43.368034][ C0] [ 43.368115][ C0] [ 43.368193][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.368575][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 43.368775][ C0] Code: 10 e8 21 49 9b fd 48 89 ef e8 59 b9 9b fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 05 bf 2f 6e <74> 0e 5b 5d c3 cc cc cc cc e8 4f b3 be fd eb dc 0f 1f 44 00 00 5b [ 43.369417][ C0] RSP: 0018:ffffc90000adf2d0 EFLAGS: 00000282 [ 43.369624][ C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff2724179 [ 43.369853][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff91d40911 [ 43.370187][ C0] RBP: ffff888001041080 R08: 0000000000000001 R09: fffffbfff27249fa [ 43.370414][ C0] R10: ffffffff93924fd7 R11: 0000000000001000 R12: ffff888001041080 [ 43.370642][ C0] R13: ffffea0000197200 R14: ffff8880010433c0 R15: ffff8880065c9000 [ 43.370876][ C0] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 43.371065][ C0] get_partial_node.part.0+0x1c5/0x3a0 [ 43.371221][ C0] ___slab_alloc+0xb70/0x10a0 [ 43.371376][ C0] ? fs_reclaim_acquire+0xb3/0x170 [ 43.371627][ C0] ? p9_fcall_init+0x7d/0x1b0 [ 43.371779][ C0] ? __pfx___lock_release+0x10/0x10 [ 43.371934][ C0] ? p9_fcall_init+0x7d/0x1b0 [ 43.372085][ C0] ? __kmalloc+0x34c/0x3c0 [ 43.372340][ C0] __kmalloc+0x34c/0x3c0 [ 43.372455][ C0] p9_fcall_init+0x7d/0x1b0 [ 43.372606][ C0] p9_tag_alloc+0x138/0x700 [ 43.372757][ C0] ? __pfx_p9_tag_alloc+0x10/0x10 [ 43.373014][ C0] ? mark_lock+0x38/0x3e0 [ 43.373129][ C0] ? __lock_acquire+0xaf0/0x1570 [ 43.373283][ C0] p9_client_prepare_req+0xe6/0x290 [ 43.373435][ C0] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 43.373626][ C0] ? find_held_lock+0x2c/0x110 [ 43.373874][ C0] p9_client_rpc+0x18d/0x930 [ 43.374026][ C0] ? do_raw_spin_lock+0x131/0x270 [ 43.374181][ C0] ? __pfx_p9_client_rpc+0x10/0x10 [ 43.374333][ C0] ? v9fs_fid_find+0x1af/0x290 [ 43.374585][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 43.374736][ C0] ? _raw_spin_unlock+0x23/0x40 [ 43.374888][ C0] ? __pfx_v9fs_fid_find+0x10/0x10 [ 43.375040][ C0] ? __pfx_make_vfsgid+0x10/0x10 [ 43.375290][ C0] ? v9fs_fid_add+0xf8/0x190 [ 43.375444][ C0] p9_client_readlink+0x71/0x120 [ 43.375596][ C0] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 43.375753][ C0] ? __pfx_v9fs_vfs_get_link_dotl+0x10/0x10 [ 43.376040][ C0] ? __lookup_slow+0x209/0x3c0 [ 43.376192][ C0] pick_link+0x8b4/0x1160 [ 43.376307][ C0] ? find_held_lock+0x2c/0x110 [ 43.376461][ C0] step_into+0x84e/0xfa0 [ 43.376577][ C0] ? __up_read+0x1a7/0x780 [ 43.376826][ C0] ? __pfx_step_into+0x10/0x10 [ 43.376979][ C0] ? walk_component+0x2b6/0x4f0 [ 43.377137][ C0] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 43.377346][ C0] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 43.377638][ C0] ? validate_chain+0x130/0x9b0 [ 43.377790][ C0] ? hlock_class+0x4e/0x130 [ 43.377944][ C0] path_lookupat+0x72/0x660 [ 43.378102][ C0] filename_lookup+0x19e/0x420 [ 43.378351][ C0] ? __pfx_filename_lookup+0x10/0x10 [ 43.378512][ C0] ? find_held_lock+0x2c/0x110 [ 43.378665][ C0] ? __lock_release+0x103/0x460 [ 43.378821][ C0] ? __might_fault+0x11b/0x170 [ 43.379081][ C0] ? __pfx___lock_release+0x10/0x10 [ 43.379232][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 43.379385][ C0] vfs_statx+0xe8/0x460 [ 43.379514][ C0] ? __pfx_vfs_statx+0x10/0x10 [ 43.379669][ C0] ? getname_flags+0xbd/0x3d0 [ 43.379822][ C0] vfs_fstatat+0x93/0xc0 [ 43.379938][ C0] __do_sys_newfstatat+0x6b/0xc0 [ 43.380092][ C0] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 43.380259][ C0] ? __x64_sys_openat+0x123/0x1e0 [ 43.380613][ C0] ? __pfx___x64_sys_openat+0x10/0x10 [ 43.380765][ C0] ? __pfx_do_faccessat+0x10/0x10 [ 43.380919][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 43.381111][ C0] do_syscall_64+0xc6/0x1e0 [ 43.381361][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.381551][ C0] RIP: 0033:0x7f3387a17eae [ 43.381710][ C0] Code: 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 07 00 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 0b 31 c0 c3 0f 1f 84 00 00 00 00 00 f7 d8 89 05 [ 43.382359][ C0] RSP: 002b:00007ffff5dfaf58 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 43.382599][ C0] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f3387a17eae [ 43.382827][ C0] RDX: 00007ffff5dfb030 RSI: 00007ffff5dfaf60 RDI: 00000000ffffff9c [ 43.383060][ C0] RBP: 00007ffff5dfb0f0 R08: 00000000ffffffff R09: 00007ffff5dfaf60 [ 43.383287][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffff5dfaf67 [ 43.383611][ C0] R13: 00007ffff5dfaf60 R14: 00007f3387a27220 R15: 00007f33879e9000 [ 43.383838][ C0] [ 43.907922][ T438] br2: port 1(w1) entered blocking state [ 43.908122][ T438] br2: port 1(w1) entered disabled state [ 43.908311][ T438] w1: entered allmulticast mode [ 43.909808][ T438] w1: entered promiscuous mode [ 44.787774][ T446] br2: port 2(vx10) entered blocking state [ 44.787984][ T446] br2: port 2(vx10) entered disabled state [ 44.788189][ T446] vx10: entered allmulticast mode [ 44.789663][ T446] vx10: entered promiscuous mode [ 44.790084][ T446] br2: port 2(vx10) entered blocking state [ 44.790261][ T446] br2: port 2(vx10) entered forwarding state [ 45.480280][ T453] br2: port 3(vx20) entered blocking state [ 45.480511][ T453] br2: port 3(vx20) entered disabled state [ 45.480727][ T453] vx20: entered allmulticast mode [ 45.482427][ T453] vx20: entered promiscuous mode [ 45.482841][ T453] br2: port 3(vx20) entered blocking state [ 45.483050][ T453] br2: port 3(vx20) entered forwarding state [ 46.280192][ T51] br2: port 1(w1) entered blocking state [ 46.280386][ T51] br2: port 1(w1) entered forwarding state [ 62.369436][ T10] vx20: left allmulticast mode [ 62.369618][ T10] vx20: left promiscuous mode [ 62.369878][ T10] br2: port 3(vx20) entered disabled state [ 62.371176][ T10] vx10: left allmulticast mode [ 62.371326][ T10] vx10: left promiscuous mode [ 62.371593][ T10] br2: port 2(vx10) entered disabled state [ 62.372603][ T10] w1: left allmulticast mode [ 62.372801][ T10] w1: left promiscuous mode [ 62.373100][ T10] br2: port 1(w1) entered disabled state [ 62.690264][ T10] vx20: left allmulticast mode [ 62.690420][ T10] vx20: left promiscuous mode [ 62.690668][ T10] br2: port 3(vx20) entered disabled state [ 62.696544][ T10] vx10: left allmulticast mode [ 62.696691][ T10] vx10: left promiscuous mode [ 62.696930][ T10] br2: port 2(vx10) entered disabled state [ 62.698070][ T10] w1: left allmulticast mode [ 62.698204][ T10] w1: left promiscuous mode [ 62.698472][ T10] br2: port 1(w1) entered disabled state [ 64.962233][ T575] br1: port 4(veth2) entered disabled state [ 65.060477][ T576] veth2: left allmulticast mode [ 65.060647][ T576] veth2: left promiscuous mode [ 65.060898][ T576] br1: port 4(veth2) entered disabled state [ 65.351309][ T579] br1: port 3(veth1) entered disabled state [ 65.481540][ T580] veth1: left allmulticast mode [ 65.481718][ T580] veth1: left promiscuous mode [ 65.481967][ T580] br1: port 3(veth1) entered disabled state [ 65.670512][ T582] vx20: left allmulticast mode [ 65.670688][ T582] vx20: left promiscuous mode [ 65.670930][ T582] br1: port 2(vx20) entered disabled state [ 66.074402][ T586] vx10: left allmulticast mode [ 66.074572][ T586] vx10: left promiscuous mode [ 66.074809][ T586] br1: port 1(vx10) entered disabled state