[ 24.623004][ T236] ip (236) used greatest stack depth: 24016 bytes left [ 28.514124][ T286] 8021q: 802.1Q VLAN Support v1.8 [ 30.537862][ T304] ip (304) used greatest stack depth: 23792 bytes left [ 32.507334][ T328] br1: port 1(vx100) entered blocking state [ 32.508430][ T328] br1: port 1(vx100) entered disabled state [ 32.508761][ T328] vx100: entered allmulticast mode [ 32.510703][ T328] vx100: entered promiscuous mode [ 32.511452][ T328] br1: port 1(vx100) entered blocking state [ 32.511951][ T328] br1: port 1(vx100) entered forwarding state [ 32.752993][ T330] br1: port 2(veth1) entered blocking state [ 32.753542][ T330] br1: port 2(veth1) entered disabled state [ 32.753781][ T330] veth1: entered allmulticast mode [ 32.756168][ T330] veth1: entered promiscuous mode [ 32.864379][ T7] br1: port 2(veth1) entered blocking state [ 32.864770][ T7] br1: port 2(veth1) entered forwarding state [ 33.318914][ T336] br2: port 1(vx200) entered blocking state [ 33.319172][ T336] br2: port 1(vx200) entered disabled state [ 33.319411][ T336] vx200: entered allmulticast mode [ 33.321176][ T336] vx200: entered promiscuous mode [ 33.322954][ T336] br2: port 1(vx200) entered blocking state [ 33.323180][ T336] br2: port 1(vx200) entered forwarding state [ 33.677261][ T339] br2: port 2(veth2.20) entered blocking state [ 33.677559][ T339] br2: port 2(veth2.20) entered disabled state [ 33.677816][ T339] veth2.20: entered allmulticast mode [ 33.679766][ T339] veth2.20: entered promiscuous mode [ 33.795557][ T341] veth2: entered allmulticast mode [ 33.795824][ T341] veth2: entered promiscuous mode [ 33.797454][ T341] br2: port 2(veth2.20) entered blocking state [ 33.797704][ T341] br2: port 2(veth2.20) entered forwarding state [ 37.697105][ T381] br3: port 1(w1) entered blocking state [ 37.697386][ T381] br3: port 1(w1) entered disabled state [ 37.697607][ T381] w1: entered allmulticast mode [ 37.699517][ T381] w1: entered promiscuous mode [ 38.446458][ T387] br3: port 2(vx100) entered blocking state [ 38.446724][ T387] br3: port 2(vx100) entered disabled state [ 38.446970][ T387] vx100: entered allmulticast mode [ 38.448820][ T387] vx100: entered promiscuous mode [ 38.450182][ T387] br3: port 2(vx100) entered blocking state [ 38.450404][ T387] br3: port 2(vx100) entered forwarding state [ 39.291277][ T63] br3: port 1(w1) entered blocking state [ 39.291800][ T63] br3: port 1(w1) entered forwarding state [ 42.443051][ T425] br3: port 1(w1) entered blocking state [ 42.443379][ T425] br3: port 1(w1) entered disabled state [ 42.443605][ T425] w1: entered allmulticast mode [ 42.445359][ T425] w1: entered promiscuous mode [ 42.629658][ C1] [ 42.629824][ C1] ======================================================== [ 42.630225][ C1] WARNING: possible irq lock inversion dependency detected [ 42.630625][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 42.630901][ C1] -------------------------------------------------------- [ 42.631311][ C1] ip/427 just changed the state of lock: [ 42.631590][ C1] ffff88800591ed80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 42.632078][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 42.632480][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 42.632487][ C1] [ 42.632487][ C1] [ 42.632487][ C1] and interrupts could create inverse lock ordering between them. [ 42.632487][ C1] [ 42.633467][ C1] [ 42.633467][ C1] other info that might help us debug this: [ 42.633869][ C1] Possible interrupt unsafe locking scenario: [ 42.633869][ C1] [ 42.634271][ C1] CPU0 CPU1 [ 42.634542][ C1] ---- ---- [ 42.634811][ C1] lock(&p->alloc_lock); [ 42.635020][ C1] local_irq_disable(); [ 42.635360][ C1] lock(&ndev->lock); [ 42.635703][ C1] lock(&p->alloc_lock); [ 42.636049][ C1] [ 42.636254][ C1] lock(&ndev->lock); [ 42.636464][ C1] [ 42.636464][ C1] *** DEADLOCK *** [ 42.636464][ C1] [ 42.636859][ C1] 1 lock held by ip/427: [ 42.637068][ C1] #0: ffffc900001d8d68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 42.637567][ C1] [ 42.637567][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 42.638043][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 42.638340][ C1] HARDIRQ-ON-W at: [ 42.638552][ C1] __lock_acquire+0x797/0x1570 [ 42.638904][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.639250][ C1] _raw_spin_lock+0x30/0x40 [ 42.639606][ C1] set_mems_allowed+0x1d/0x210 [ 42.639955][ C1] kernel_init_freeable+0x72/0x310 [ 42.640302][ C1] kernel_init+0x20/0x200 [ 42.640647][ C1] ret_from_fork+0x31/0x70 [ 42.641002][ C1] ret_from_fork_asm+0x1a/0x30 [ 42.641347][ C1] SOFTIRQ-ON-W at: [ 42.641558][ C1] __lock_acquire+0x797/0x1570 [ 42.641911][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.642256][ C1] _raw_spin_lock+0x30/0x40 [ 42.642602][ C1] set_mems_allowed+0x1d/0x210 [ 42.642945][ C1] kernel_init_freeable+0x72/0x310 [ 42.643292][ C1] kernel_init+0x20/0x200 [ 42.643634][ C1] ret_from_fork+0x31/0x70 [ 42.643984][ C1] ret_from_fork_asm+0x1a/0x30 [ 42.644330][ C1] INITIAL USE at: [ 42.644539][ C1] __lock_acquire+0x797/0x1570 [ 42.644882][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.645230][ C1] _raw_spin_lock+0x30/0x40 [ 42.645596][ C1] set_mems_allowed+0x1d/0x210 [ 42.645962][ C1] kernel_init_freeable+0x72/0x310 [ 42.646320][ C1] kernel_init+0x20/0x200 [ 42.646683][ C1] ret_from_fork+0x31/0x70 [ 42.647045][ C1] ret_from_fork_asm+0x1a/0x30 [ 42.647406][ C1] } [ 42.647556][ C1] ... key at: [] __key.387+0x0/0x40 [ 42.647994][ C1] ... acquired at: [ 42.648214][ C1] __lock_acquire+0xaf0/0x1570 [ 42.648515][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.648804][ C1] _raw_spin_lock+0x30/0x40 [ 42.649096][ C1] __get_task_comm+0x27/0x70 [ 42.649385][ C1] ref_tracker_alloc+0x2ee/0x490 [ 42.649675][ C1] netdev_get_by_index+0x5e/0x80 [ 42.649968][ C1] fib6_nh_init+0x3d8/0x15b0 [ 42.650261][ C1] ip6_route_info_create+0xf18/0x17d0 [ 42.650553][ C1] addrconf_f6i_alloc+0x265/0x560 [ 42.650837][ C1] __ipv6_dev_ac_inc+0x25f/0xb10 [ 42.651133][ C1] addrconf_join_anycast+0x1c0/0x220 [ 42.651423][ C1] __ipv6_ifa_notify+0x6b3/0xaf0 [ 42.651716][ C1] addrconf_dad_completed+0x12b/0xe20 [ 42.652003][ C1] addrconf_dad_work+0x38c/0xab0 [ 42.652290][ C1] process_one_work+0xe2c/0x1730 [ 42.652586][ C1] worker_thread+0x587/0xd30 [ 42.652875][ C1] kthread+0x28a/0x350 [ 42.653095][ C1] ret_from_fork+0x31/0x70 [ 42.653385][ C1] ret_from_fork_asm+0x1a/0x30 [ 42.653671][ C1] [ 42.653808][ C1] -> (&ndev->lock){++-.}-{2:2} { [ 42.654107][ C1] HARDIRQ-ON-W at: [ 42.654327][ C1] __lock_acquire+0x797/0x1570 [ 42.654687][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.655054][ C1] _raw_write_lock_bh+0x38/0x50 [ 42.655419][ C1] addrconf_permanent_addr+0x6e/0x670 [ 42.655783][ C1] addrconf_notify+0x749/0xd60 [ 42.656141][ C1] notifier_call_chain+0xcd/0x150 [ 42.656503][ C1] __dev_notify_flags+0xe6/0x250 [ 42.656860][ C1] dev_change_flags+0xec/0x160 [ 42.657225][ C1] do_setlink+0x7d6/0x21e0 [ 42.657583][ C1] __rtnl_newlink+0xaa7/0xd80 [ 42.657945][ C1] rtnl_newlink+0x63/0xa0 [ 42.658309][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 42.658665][ C1] netlink_rcv_skb+0x130/0x360 [ 42.659025][ C1] netlink_unicast+0x449/0x710 [ 42.659387][ C1] netlink_sendmsg+0x723/0xbe0 [ 42.659744][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 42.660108][ C1] ___sys_sendmsg+0xee/0x170 [ 42.660477][ C1] __sys_sendmsg+0xcd/0x170 [ 42.660837][ C1] do_syscall_64+0xc6/0x1e0 [ 42.661208][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 42.661649][ C1] HARDIRQ-ON-R at: [ 42.661875][ C1] __lock_acquire+0x797/0x1570 [ 42.662239][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.662606][ C1] _raw_read_lock_bh+0x44/0x80 [ 42.662970][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 42.663333][ C1] inet6_fill_link_af+0x5e/0xe0 [ 42.663695][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 42.664064][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 42.664425][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 42.664860][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 42.665226][ C1] register_netdevice+0x1177/0x1690 [ 42.665587][ C1] register_netdev+0x20/0x40 [ 42.665948][ C1] sit_init_net+0x250/0x4f0 [ 42.666313][ C1] ops_init+0x9b/0x560 [ 42.666607][ C1] register_pernet_operations+0x2db/0x710 [ 42.667038][ C1] register_pernet_device+0x2a/0x60 [ 42.667399][ C1] sit_init+0x23/0xe0 [ 42.667691][ C1] do_one_initcall+0x8d/0x1e0 [ 42.668056][ C1] do_initcalls+0x1b2/0x3e0 [ 42.668429][ C1] kernel_init_freeable+0x232/0x310 [ 42.668801][ C1] kernel_init+0x20/0x200 [ 42.669164][ C1] ret_from_fork+0x31/0x70 [ 42.669527][ C1] ret_from_fork_asm+0x1a/0x30 [ 42.669889][ C1] IN-SOFTIRQ-W at: [ 42.670111][ C1] __lock_acquire+0x797/0x1570 [ 42.670472][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.670834][ C1] _raw_write_lock+0x30/0x40 [ 42.671201][ C1] addrconf_rs_timer+0xa9/0x730 [ 42.671561][ C1] call_timer_fn+0x13b/0x230 [ 42.671926][ C1] __run_timers+0x545/0x810 [ 42.672288][ C1] run_timer_softirq+0xe8/0x1b0 [ 42.672654][ C1] __do_softirq+0x1f8/0x5df [ 42.673016][ C1] irq_exit_rcu+0x97/0xc0 [ 42.673383][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 42.673814][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 42.674248][ C1] __rcu_read_lock+0x59/0x100 [ 42.674609][ C1] __is_insn_slot_addr+0x1a/0x1e0 [ 42.674971][ C1] kernel_text_address+0x70/0xe0 [ 42.675333][ C1] __kernel_text_address+0x12/0x40 [ 42.675696][ C1] unwind_get_return_address+0x5e/0xa0 [ 42.676058][ C1] arch_stack_walk+0xa2/0xf0 [ 42.676419][ C1] stack_trace_save+0x94/0xd0 [ 42.676782][ C1] kasan_save_stack+0x24/0x50 [ 42.677140][ C1] __kasan_record_aux_stack+0x8e/0xa0 [ 42.677505][ C1] __call_rcu_common.constprop.0+0x9e/0x830 [ 42.677936][ C1] kmem_cache_free+0x1ac/0x220 [ 42.678307][ C1] p9_req_put+0x17f/0x210 [ 42.678670][ C1] p9_client_clunk+0x87/0xe0 [ 42.679030][ C1] v9fs_dentry_release+0xb9/0x140 [ 42.679391][ C1] __dentry_kill+0x1d9/0x4f0 [ 42.679747][ C1] dput.part.0+0x333/0x6c0 [ 42.680106][ C1] walk_component+0x199/0x4f0 [ 42.680470][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 42.680899][ C1] path_lookupat+0x72/0x660 [ 42.681464][ C1] filename_lookup+0x19e/0x420 [ 42.681820][ C1] vfs_statx+0xe8/0x460 [ 42.682182][ C1] vfs_fstatat+0x93/0xc0 [ 42.682551][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 42.683115][ C1] do_syscall_64+0xc6/0x1e0 [ 42.683476][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 42.683901][ C1] INITIAL USE at: [ 42.684315][ C1] __lock_acquire+0x797/0x1570 [ 42.684673][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.685032][ C1] _raw_write_lock_bh+0x38/0x50 [ 42.685392][ C1] addrconf_permanent_addr+0x6e/0x670 [ 42.685957][ C1] addrconf_notify+0x749/0xd60 [ 42.686314][ C1] notifier_call_chain+0xcd/0x150 [ 42.686674][ C1] __dev_notify_flags+0xe6/0x250 [ 42.687036][ C1] dev_change_flags+0xec/0x160 [ 42.687399][ C1] do_setlink+0x7d6/0x21e0 [ 42.687760][ C1] __rtnl_newlink+0xaa7/0xd80 [ 42.688341][ C1] rtnl_newlink+0x63/0xa0 [ 42.688699][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 42.689039][ C1] netlink_rcv_skb+0x130/0x360 [ 42.689389][ C1] netlink_unicast+0x449/0x710 [ 42.689944][ C1] netlink_sendmsg+0x723/0xbe0 [ 42.690309][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 42.690667][ C1] ___sys_sendmsg+0xee/0x170 [ 42.691232][ C1] __sys_sendmsg+0xcd/0x170 [ 42.691593][ C1] do_syscall_64+0xc6/0x1e0 [ 42.691938][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 42.692550][ C1] INITIAL READ USE at: [ 42.692765][ C1] __lock_acquire+0x797/0x1570 [ 42.693118][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.693465][ C1] _raw_read_lock_bh+0x44/0x80 [ 42.693828][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 42.694264][ C1] inet6_fill_link_af+0x5e/0xe0 [ 42.694628][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 42.695186][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 42.695600][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 42.696029][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 42.696575][ C1] register_netdevice+0x1177/0x1690 [ 42.697013][ C1] register_netdev+0x20/0x40 [ 42.697369][ C1] sit_init_net+0x250/0x4f0 [ 42.697727][ C1] ops_init+0x9b/0x560 [ 42.698074][ C1] register_pernet_operations+0x2db/0x710 [ 42.698508][ C1] register_pernet_device+0x2a/0x60 [ 42.698932][ C1] sit_init+0x23/0xe0 [ 42.699487][ C1] do_one_initcall+0x8d/0x1e0 [ 42.699828][ C1] do_initcalls+0x1b2/0x3e0 [ 42.700168][ C1] kernel_init_freeable+0x232/0x310 [ 42.700803][ C1] kernel_init+0x20/0x200 [ 42.701160][ C1] ret_from_fork+0x31/0x70 [ 42.701515][ C1] ret_from_fork_asm+0x1a/0x30 [ 42.701868][ C1] } [ 42.702009][ C1] ... key at: [] __key.37+0x0/0x40 [ 42.702419][ C1] ... acquired at: [ 42.702623][ C1] mark_lock+0x28d/0x3e0 [ 42.702913][ C1] mark_usage+0xd9/0x2a0 [ 42.703373][ C1] __lock_acquire+0x797/0x1570 [ 42.703665][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.703948][ C1] _raw_write_lock+0x30/0x40 [ 42.704228][ C1] addrconf_rs_timer+0xa9/0x730 [ 42.704697][ C1] call_timer_fn+0x13b/0x230 [ 42.704979][ C1] __run_timers+0x545/0x810 [ 42.705260][ C1] run_timer_softirq+0xe8/0x1b0 [ 42.705535][ C1] __do_softirq+0x1f8/0x5df [ 42.705816][ C1] irq_exit_rcu+0x97/0xc0 [ 42.706104][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 42.706464][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 42.706805][ C1] __rcu_read_lock+0x59/0x100 [ 42.707265][ C1] __is_insn_slot_addr+0x1a/0x1e0 [ 42.707547][ C1] kernel_text_address+0x70/0xe0 [ 42.707829][ C1] __kernel_text_address+0x12/0x40 [ 42.708100][ C1] unwind_get_return_address+0x5e/0xa0 [ 42.708574][ C1] arch_stack_walk+0xa2/0xf0 [ 42.708860][ C1] stack_trace_save+0x94/0xd0 [ 42.709138][ C1] kasan_save_stack+0x24/0x50 [ 42.709411][ C1] __kasan_record_aux_stack+0x8e/0xa0 [ 42.709877][ C1] __call_rcu_common.constprop.0+0x9e/0x830 [ 42.710227][ C1] kmem_cache_free+0x1ac/0x220 [ 42.710511][ C1] p9_req_put+0x17f/0x210 [ 42.710777][ C1] p9_client_clunk+0x87/0xe0 [ 42.711241][ C1] v9fs_dentry_release+0xb9/0x140 [ 42.711531][ C1] __dentry_kill+0x1d9/0x4f0 [ 42.711820][ C1] dput.part.0+0x333/0x6c0 [ 42.712107][ C1] walk_component+0x199/0x4f0 [ 42.712393][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 42.712945][ C1] path_lookupat+0x72/0x660 [ 42.713236][ C1] filename_lookup+0x19e/0x420 [ 42.713524][ C1] vfs_statx+0xe8/0x460 [ 42.713742][ C1] vfs_fstatat+0x93/0xc0 [ 42.714030][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 42.714323][ C1] do_syscall_64+0xc6/0x1e0 [ 42.714610][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 42.714968][ C1] [ 42.715309][ C1] [ 42.715309][ C1] stack backtrace: [ 42.715671][ C1] CPU: 1 PID: 427 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 42.716102][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 42.716948][ C1] Call Trace: [ 42.717177][ C1] [ 42.717326][ C1] dump_stack_lvl+0x82/0xd0 [ 42.717618][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 42.717979][ C1] ? kernel_text_address+0xce/0xe0 [ 42.718270][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 42.718575][ C1] ? __pfx_usage_skip+0x10/0x10 [ 42.718754][ C1] ? __pfx_usage_match+0x10/0x10 [ 42.719030][ C1] ? arch_stack_walk+0xa2/0xf0 [ 42.719212][ C1] mark_lock_irq+0x4cd/0xa10 [ 42.719388][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 42.719561][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 42.719736][ C1] ? save_trace+0x8f/0x5b0 [ 42.720012][ C1] mark_lock+0x28d/0x3e0 [ 42.720142][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 42.720313][ C1] mark_usage+0xd9/0x2a0 [ 42.720445][ C1] __lock_acquire+0x797/0x1570 [ 42.720728][ C1] ? __pfx_validate_chain+0x10/0x10 [ 42.720900][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 42.721074][ C1] lock_acquire.part.0+0xeb/0x330 [ 42.721244][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 42.721424][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 42.721712][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 42.721883][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 42.722052][ C1] ? lock_acquire+0x32/0xc0 [ 42.722230][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 42.722402][ C1] _raw_write_lock+0x30/0x40 [ 42.722580][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 42.722757][ C1] addrconf_rs_timer+0xa9/0x730 [ 42.722929][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 42.723205][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 42.723377][ C1] ? call_timer_fn+0xe8/0x230 [ 42.723548][ C1] ? lock_acquire+0x32/0xc0 [ 42.723718][ C1] ? call_timer_fn+0xe8/0x230 [ 42.723998][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 42.724169][ C1] call_timer_fn+0x13b/0x230 [ 42.724340][ C1] ? call_timer_fn+0xe8/0x230 [ 42.724510][ C1] ? call_timer_fn+0xe8/0x230 [ 42.724681][ C1] ? __pfx_call_timer_fn+0x10/0x10 [ 42.724957][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 42.725135][ C1] __run_timers+0x545/0x810 [ 42.725305][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 42.725491][ C1] ? __pfx___run_timers+0x10/0x10 [ 42.725768][ C1] ? do_raw_spin_lock+0x131/0x270 [ 42.725939][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 42.726110][ C1] ? lock_acquire+0x32/0xc0 [ 42.726284][ C1] ? run_timer_softirq+0xe0/0x1b0 [ 42.726563][ C1] run_timer_softirq+0xe8/0x1b0 [ 42.726734][ C1] __do_softirq+0x1f8/0x5df [ 42.726909][ C1] irq_exit_rcu+0x97/0xc0 [ 42.727037][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 42.727210][ C1] [ 42.727405][ C1] [ 42.727495][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 42.727706][ C1] RIP: 0010:__rcu_read_lock+0x59/0x100 [ 42.727890][ C1] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 a6 00 00 00 65 48 8b 2d f4 6c 6c 73 48 8d bd fc 03 00 00 8b 9b fc 03 00 00 <48> b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 83 c3 01 0f b6 [ 42.728734][ C1] RSP: 0018:ffffc90000a3f420 EFLAGS: 00000246 [ 42.728954][ C1] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 1ffff11000b4514c [ 42.729319][ C1] RDX: 0000000000000000 RSI: 00007f240dd95eae RDI: ffff888005a2843c [ 42.729591][ C1] RBP: ffff888005a28040 R08: ffffffff8caa9518 R09: fffffbfff21649fa [ 42.729848][ C1] R10: ffffffff90b24fd7 R11: ffffc90000a3f4e9 R12: 00007f240dd95eae [ 42.730216][ C1] R13: 0000000000000000 R14: ffff888005a28040 R15: 0000000000000000 [ 42.730477][ C1] ? __is_insn_slot_addr+0xe8/0x1e0 [ 42.730652][ C1] __is_insn_slot_addr+0x1a/0x1e0 [ 42.730929][ C1] kernel_text_address+0x70/0xe0 [ 42.731104][ C1] __kernel_text_address+0x12/0x40 [ 42.731278][ C1] unwind_get_return_address+0x5e/0xa0 [ 42.731451][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 42.731779][ C1] arch_stack_walk+0xa2/0xf0 [ 42.731955][ C1] stack_trace_save+0x94/0xd0 [ 42.732126][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 42.732296][ C1] ? __pfx_validate_chain+0x10/0x10 [ 42.732576][ C1] ? hlock_class+0x4e/0x130 [ 42.732749][ C1] ? mark_lock+0x38/0x3e0 [ 42.732880][ C1] kasan_save_stack+0x24/0x50 [ 42.733055][ C1] ? kasan_save_stack+0x24/0x50 [ 42.733226][ C1] ? __kasan_record_aux_stack+0x8e/0xa0 [ 42.733410][ C1] ? __call_rcu_common.constprop.0+0x9e/0x830 [ 42.733639][ C1] ? kmem_cache_free+0x1ac/0x220 [ 42.733815][ C1] ? p9_req_put+0x17f/0x210 [ 42.733989][ C1] ? p9_client_clunk+0x87/0xe0 [ 42.734271][ C1] ? v9fs_dentry_release+0xb9/0x140 [ 42.734445][ C1] ? __dentry_kill+0x1d9/0x4f0 [ 42.734620][ C1] ? dput.part.0+0x333/0x6c0 [ 42.734792][ C1] ? walk_component+0x199/0x4f0 [ 42.735070][ C1] ? link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 42.735285][ C1] ? path_lookupat+0x72/0x660 [ 42.735458][ C1] ? filename_lookup+0x19e/0x420 [ 42.735629][ C1] ? vfs_statx+0xe8/0x460 [ 42.735862][ C1] ? vfs_fstatat+0x93/0xc0 [ 42.736033][ C1] ? __do_sys_newfstatat+0x6b/0xc0 [ 42.736204][ C1] ? do_syscall_64+0xc6/0x1e0 [ 42.736376][ C1] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 42.736697][ C1] ? find_held_lock+0x2c/0x110 [ 42.736870][ C1] ? __lock_release+0x103/0x460 [ 42.737043][ C1] ? __virt_addr_valid+0x222/0x420 [ 42.737216][ C1] ? __pfx___lock_release+0x10/0x10 [ 42.737388][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 42.737677][ C1] ? __virt_addr_valid+0x222/0x420 [ 42.737849][ C1] ? __virt_addr_valid+0x227/0x420 [ 42.738022][ C1] ? __pfx_free_object_rcu+0x10/0x10 [ 42.738186][ C1] ? kasan_addr_to_slab+0x4e/0x90 [ 42.738357][ C1] __kasan_record_aux_stack+0x8e/0xa0 [ 42.738526][ C1] ? __pfx_free_object_rcu+0x10/0x10 [ 42.738698][ C1] __call_rcu_common.constprop.0+0x9e/0x830 [ 42.738911][ C1] kmem_cache_free+0x1ac/0x220 [ 42.739180][ C1] ? p9_req_put+0x17f/0x210 [ 42.739339][ C1] p9_req_put+0x17f/0x210 [ 42.739463][ C1] p9_client_clunk+0x87/0xe0 [ 42.739625][ C1] v9fs_dentry_release+0xb9/0x140 [ 42.739888][ C1] __dentry_kill+0x1d9/0x4f0 [ 42.740054][ C1] ? __pfx_kfree_link+0x10/0x10 [ 42.740300][ C1] dput.part.0+0x333/0x6c0 [ 42.740552][ C1] walk_component+0x199/0x4f0 [ 42.740807][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 42.741238][ C1] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 42.741529][ C1] ? validate_chain+0x130/0x9b0 [ 42.741788][ C1] ? hlock_class+0x4e/0x130 [ 42.742407][ C1] path_lookupat+0x72/0x660 [ 42.742681][ C1] filename_lookup+0x19e/0x420 [ 42.742942][ C1] ? __pfx_filename_lookup+0x10/0x10 [ 42.743170][ C1] ? __pfx_kfree_link+0x10/0x10 [ 42.743433][ C1] ? find_held_lock+0x2c/0x110 [ 42.743889][ C1] ? __lock_release+0x103/0x460 [ 42.744155][ C1] ? __might_fault+0x11b/0x170 [ 42.744416][ C1] ? __pfx___lock_release+0x10/0x10 [ 42.744690][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 42.744948][ C1] vfs_statx+0xe8/0x460 [ 42.745149][ C1] ? __pfx_vfs_statx+0x10/0x10 [ 42.745407][ C1] ? getname_flags+0xbd/0x3d0 [ 42.745673][ C1] vfs_fstatat+0x93/0xc0 [ 42.745874][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 42.746319][ C1] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 42.746596][ C1] ? __x64_sys_openat+0x123/0x1e0 [ 42.746870][ C1] ? __pfx___x64_sys_openat+0x10/0x10 [ 42.747156][ C1] ? __pfx_do_faccessat+0x10/0x10 [ 42.747612][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 42.747937][ C1] do_syscall_64+0xc6/0x1e0 [ 42.748176][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 42.748511][ C1] RIP: 0033:0x7f240dd95eae [ 42.748785][ C1] 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 [ 42.749929][ C1] RSP: 002b:00007ffee7a24718 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 42.750182][ C1] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f240dd95eae [ 42.750435][ C1] RDX: 00007ffee7a247f0 RSI: 00007ffee7a24720 RDI: 00000000ffffff9c [ 42.750928][ C1] RBP: 00007ffee7a248b0 R08: 00000000ffffffff R09: 00007ffee7a24720 [ 42.751168][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffee7a24727 [ 42.751411][ C1] R13: 00007ffee7a24720 R14: 00007f240dda5220 R15: 00007f240dd67000 [ 42.751767][ C1] [ 43.196960][ T431] br3: port 2(vx200) entered blocking state [ 43.197186][ T431] br3: port 2(vx200) entered disabled state [ 43.197407][ T431] vx200: entered allmulticast mode [ 43.198846][ T431] vx200: entered promiscuous mode [ 43.199424][ T431] br3: port 2(vx200) entered blocking state [ 43.199609][ T431] br3: port 2(vx200) entered forwarding state [ 43.945253][ T63] br3: port 1(w1) entered blocking state [ 43.945438][ T63] br3: port 1(w1) entered forwarding state [ 45.713941][ T460] br3: port 3(w1.20) entered blocking state [ 45.714216][ T460] br3: port 3(w1.20) entered disabled state [ 45.714416][ T460] w1.20: entered allmulticast mode [ 45.715854][ T460] w1.20: entered promiscuous mode [ 46.292715][ T468] br3: port 3(w1.20) entered blocking state [ 46.292934][ T468] br3: port 3(w1.20) entered forwarding state [ 56.365717][ T72] w1.20: left allmulticast mode [ 56.365891][ T72] w1.20: left promiscuous mode [ 56.366251][ T72] br3: port 3(w1.20) entered disabled state [ 56.367887][ T72] vx200: left allmulticast mode [ 56.368035][ T72] vx200: left promiscuous mode [ 56.368281][ T72] br3: port 2(vx200) entered disabled state [ 56.369237][ T72] w1: left allmulticast mode [ 56.369377][ T72] w1: left promiscuous mode [ 56.369630][ T72] br3: port 1(w1) entered disabled state [ 56.693536][ T72] vx100: left allmulticast mode [ 56.693699][ T72] vx100: left promiscuous mode [ 56.693941][ T72] br3: port 2(vx100) entered disabled state [ 56.696670][ T72] w1: left allmulticast mode [ 56.696808][ T72] w1: left promiscuous mode [ 56.697037][ T72] br3: port 1(w1) entered disabled state [ 58.579972][ T549] vx200: left allmulticast mode [ 58.580137][ T549] vx200: left promiscuous mode [ 58.580403][ T549] br2: port 1(vx200) entered disabled state [ 58.897264][ T552] veth2: left allmulticast mode [ 58.897426][ T552] veth2: left promiscuous mode [ 58.899574][ T552] br2: port 2(veth2.20) entered disabled state [ 58.900289][ T552] veth2.20 (unregistering): left allmulticast mode [ 58.900465][ T552] veth2.20 (unregistering): left promiscuous mode [ 58.900661][ T552] br2: port 2(veth2.20) entered disabled state [ 59.309118][ T556] br1: port 2(veth1) entered disabled state [ 59.429966][ T557] veth1: left allmulticast mode [ 59.430235][ T557] veth1: left promiscuous mode [ 59.430619][ T557] br1: port 2(veth1) entered disabled state [ 59.520487][ T558] vx100: left allmulticast mode [ 59.521310][ T558] vx100: left promiscuous mode [ 59.521760][ T558] br1: port 1(vx100) entered disabled state