[ 28.212489][ T250] ip (250) used greatest stack depth: 24208 bytes left
[ 30.927187][ T287] lag1: Mode changed to "loadbalance"
[ 31.622878][ T296] lag1: Port device veth0 added
[ 31.634543][ T296] ip (296) used greatest stack depth: 24016 bytes left
[ 31.742480][ T297] lag1: Port device veth6 added
[ 33.059970][ T309] 8021q: 802.1Q VLAN Support v1.8
[ 33.060297][ T309] 8021q: adding VLAN 0 to HW filter on device lag1
[ 34.795033][ T328] lag4: Mode changed to "loadbalance"
[ 34.923294][ T329] 8021q: adding VLAN 0 to HW filter on device lag4
[ 35.446266][ T336] lag4: Port device veth3 added
[ 35.558196][ T337] lag4: Port device veth5 added
[ 36.162184][ T343] 8021q: adding VLAN 0 to HW filter on device lag4
[ 38.514169][ T366] lag2: Mode changed to "loadbalance"
[ 38.648647][ T367] 8021q: adding VLAN 0 to HW filter on device lag2
[ 39.146665][ T374] lag2: Port device veth1 added
[ 39.294259][ T375] lag2: Port device veth7 added
[ 40.698341][ T389] br1: port 1(lag2.100) entered blocking state
[ 40.698625][ T389] br1: port 1(lag2.100) entered disabled state
[ 40.699067][ T389] lag2.100: entered allmulticast mode
[ 40.699253][ T389] lag2: entered allmulticast mode
[ 40.699751][ T389] veth1: entered allmulticast mode
[ 40.700066][ T389] veth7: entered allmulticast mode
[ 40.702669][ T389] lag2.100: entered promiscuous mode
[ 40.702889][ T389] lag2: entered promiscuous mode
[ 40.703097][ T389] veth1: entered promiscuous mode
[ 40.703612][ T389] veth7: entered promiscuous mode
[ 41.204560][ T396] br2: port 1(lag2.200) entered blocking state
[ 41.204822][ T396] br2: port 1(lag2.200) entered disabled state
[ 41.205115][ T396] lag2.200: entered allmulticast mode
[ 41.207731][ T396] lag2.200: entered promiscuous mode
[ 41.645586][ T399] br1: port 1(lag2.100) entered blocking state
[ 41.646218][ T399] br1: port 1(lag2.100) entered forwarding state
[ 41.763796][ T400] br2: port 1(lag2.200) entered blocking state
[ 41.764083][ T400] br2: port 1(lag2.200) entered forwarding state
[ 42.529998][ T408] lag3: Mode changed to "loadbalance"
[ 42.689523][ T409] 8021q: adding VLAN 0 to HW filter on device lag3
[ 43.199157][ T416] lag3: Port device veth2 added
[ 43.362911][ T417] lag3: Port device veth4 added
[ 45.054080][ C2]
[ 45.054212][ C2] ========================================================
[ 45.054489][ C2] WARNING: possible irq lock inversion dependency detected
[ 45.054750][ C2] 6.9.0-rc1-virtme #1 Not tainted
[ 45.054921][ C2] --------------------------------------------------------
[ 45.055195][ C2] ip/434 just changed the state of lock:
[ 45.055364][ C2] ffff888008545580 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730
[ 45.055702][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past:
[ 45.055949][ C2] (&p->alloc_lock){+.+.}-{2:2}
[ 45.055953][ C2]
[ 45.055953][ C2]
[ 45.055953][ C2] and interrupts could create inverse lock ordering between them.
[ 45.055953][ C2]
[ 45.056590][ C2]
[ 45.056590][ C2] other info that might help us debug this:
[ 45.056849][ C2] Possible interrupt unsafe locking scenario:
[ 45.056849][ C2]
[ 45.057113][ C2] CPU0 CPU1
[ 45.057281][ C2] ---- ----
[ 45.057459][ C2] lock(&p->alloc_lock);
[ 45.057596][ C2] local_irq_disable();
[ 45.057830][ C2] lock(&ndev->lock);
[ 45.058042][ C2] lock(&p->alloc_lock);
[ 45.058255][ C2] <Interrupt>
[ 45.058386][ C2] lock(&ndev->lock);
[ 45.058517][ C2]
[ 45.058517][ C2] *** DEADLOCK ***
[ 45.058517][ C2]
[ 45.058772][ C2] 2 locks held by ip/434:
[ 45.058912][ C2] #0: ffffffff9d521c90 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x85/0x1e0
[ 45.059277][ C2] #1: ffffc90000230b68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[ 45.059593][ C2]
[ 45.059593][ C2] the shortest dependencies between 2nd lock and 1st lock:
[ 45.059901][ C2] -> (&p->alloc_lock){+.+.}-{2:2} {
[ 45.060085][ C2] HARDIRQ-ON-W at:
[ 45.060225][ C2] __lock_acquire+0x797/0x1570
[ 45.060464][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.060683][ C2] _raw_spin_lock+0x30/0x40
[ 45.060907][ C2] set_mems_allowed+0x1d/0x210
[ 45.061128][ C2] kernel_init_freeable+0x72/0x310
[ 45.061349][ C2] kernel_init+0x20/0x200
[ 45.061575][ C2] ret_from_fork+0x31/0x70
[ 45.061825][ C2] ret_from_fork_asm+0x1a/0x30
[ 45.062044][ C2] SOFTIRQ-ON-W at:
[ 45.062182][ C2] __lock_acquire+0x797/0x1570
[ 45.062403][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.062635][ C2] _raw_spin_lock+0x30/0x40
[ 45.062849][ C2] set_mems_allowed+0x1d/0x210
[ 45.063077][ C2] kernel_init_freeable+0x72/0x310
[ 45.063295][ C2] kernel_init+0x20/0x200
[ 45.063518][ C2] ret_from_fork+0x31/0x70
[ 45.063742][ C2] ret_from_fork_asm+0x1a/0x30
[ 45.063957][ C2] INITIAL USE at:
[ 45.064091][ C2] __lock_acquire+0x797/0x1570
[ 45.064312][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.064543][ C2] _raw_spin_lock+0x30/0x40
[ 45.064760][ C2] set_mems_allowed+0x1d/0x210
[ 45.065001][ C2] kernel_init_freeable+0x72/0x310
[ 45.065222][ C2] kernel_init+0x20/0x200
[ 45.065440][ C2] ret_from_fork+0x31/0x70
[ 45.065666][ C2] ret_from_fork_asm+0x1a/0x30
[ 45.065881][ C2] }
[ 45.065971][ C2] ... key at: [<ffffffff9ebffd20>] __key.387+0x0/0x40
[ 45.066296][ C2] ... acquired at:
[ 45.066465][ C2] __lock_acquire+0xaf0/0x1570
[ 45.066632][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.066797][ C2] _raw_spin_lock+0x30/0x40
[ 45.066959][ C2] __get_task_comm+0x27/0x70
[ 45.067128][ C2] ref_tracker_alloc+0x2ee/0x490
[ 45.067295][ C2] netdev_get_by_index+0x5e/0x80
[ 45.067458][ C2] fib6_nh_init+0x3d8/0x15b0
[ 45.067648][ C2] ip6_route_info_create+0xf18/0x17d0
[ 45.067810][ C2] addrconf_f6i_alloc+0x265/0x560
[ 45.067980][ C2] __ipv6_dev_ac_inc+0x25f/0xb10
[ 45.068148][ C2] addrconf_join_anycast+0x1c0/0x220
[ 45.068367][ C2] dev_forward_change+0x2a6/0x7b0
[ 45.068549][ C2] addrconf_fixup_forwarding+0x23f/0x460
[ 45.068785][ C2] addrconf_sysctl_forward+0x212/0x2b0
[ 45.068964][ C2] proc_sys_call_handler+0x403/0x5e0
[ 45.069133][ C2] vfs_write+0x9e5/0x10a0
[ 45.069294][ C2] ksys_write+0xf5/0x1e0
[ 45.069458][ C2] do_syscall_64+0xc6/0x1e0
[ 45.069623][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 45.069838][ C2]
[ 45.069927][ C2] -> (&ndev->lock){++-.}-{2:2} {
[ 45.070100][ C2] HARDIRQ-ON-W at:
[ 45.070229][ C2] __lock_acquire+0x797/0x1570
[ 45.070515][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.070733][ C2] _raw_write_lock_bh+0x38/0x50
[ 45.070960][ C2] addrconf_permanent_addr+0x6e/0x670
[ 45.071161][ C2] addrconf_notify+0x749/0xd60
[ 45.071372][ C2] notifier_call_chain+0xcd/0x150
[ 45.071576][ C2] __dev_notify_flags+0xe6/0x250
[ 45.071805][ C2] dev_change_flags+0xec/0x160
[ 45.072015][ C2] do_setlink+0x7d6/0x21e0
[ 45.072230][ C2] __rtnl_newlink+0xaa7/0xd80
[ 45.072442][ C2] rtnl_newlink+0x63/0xa0
[ 45.072648][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0
[ 45.072857][ C2] netlink_rcv_skb+0x130/0x360
[ 45.073073][ C2] netlink_unicast+0x449/0x710
[ 45.073288][ C2] netlink_sendmsg+0x723/0xbe0
[ 45.073496][ C2] ____sys_sendmsg+0x7b2/0xa10
[ 45.073711][ C2] ___sys_sendmsg+0xee/0x170
[ 45.073936][ C2] __sys_sendmsg+0xcd/0x170
[ 45.074141][ C2] do_syscall_64+0xc6/0x1e0
[ 45.074345][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 45.074594][ C2] HARDIRQ-ON-R at:
[ 45.074719][ C2] __lock_acquire+0x797/0x1570
[ 45.074928][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.075128][ C2] _raw_read_lock_bh+0x44/0x80
[ 45.075334][ C2] inet6_fill_ifla6_attrs+0x516/0x740
[ 45.075542][ C2] inet6_fill_link_af+0x5e/0xe0
[ 45.075769][ C2] rtnl_fill_ifinfo+0x1612/0x29e0
[ 45.075972][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240
[ 45.076176][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120
[ 45.076422][ C2] rtmsg_ifinfo+0x5b/0xa0
[ 45.076633][ C2] register_netdevice+0x1177/0x1690
[ 45.076840][ C2] register_netdev+0x20/0x40
[ 45.077058][ C2] sit_init_net+0x250/0x4f0
[ 45.077269][ C2] ops_init+0x9b/0x560
[ 45.077584][ C2] register_pernet_operations+0x2db/0x710
[ 45.077842][ C2] register_pernet_device+0x2a/0x60
[ 45.078048][ C2] sit_init+0x23/0xe0
[ 45.078219][ C2] do_one_initcall+0x8d/0x1e0
[ 45.078436][ C2] do_initcalls+0x1b2/0x3e0
[ 45.078702][ C2] kernel_init_freeable+0x232/0x310
[ 45.078909][ C2] kernel_init+0x20/0x200
[ 45.079133][ C2] ret_from_fork+0x31/0x70
[ 45.079339][ C2] ret_from_fork_asm+0x1a/0x30
[ 45.079550][ C2] IN-SOFTIRQ-W at:
[ 45.079672][ C2] __lock_acquire+0x797/0x1570
[ 45.079878][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.080082][ C2] _raw_write_lock+0x30/0x40
[ 45.080282][ C2] addrconf_rs_timer+0xa9/0x730
[ 45.080481][ C2] call_timer_fn+0x13b/0x230
[ 45.080689][ C2] __run_timers+0x545/0x810
[ 45.080902][ C2] timer_expire_remote+0x9b/0xe0
[ 45.081117][ C2] tmigr_handle_remote_cpu+0x270/0x430
[ 45.081325][ C2] tmigr_handle_remote_up+0x19f/0x2e0
[ 45.081529][ C2] tmigr_handle_remote+0x21d/0x3a0
[ 45.081833][ C2] __do_softirq+0x1f8/0x5df
[ 45.082040][ C2] irq_exit_rcu+0x97/0xc0
[ 45.082252][ C2] sysvec_apic_timer_interrupt+0x75/0x80
[ 45.082496][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 45.082746][ C2] _raw_spin_unlock_irqrestore+0x43/0x70
[ 45.082991][ C2] free_to_partial_list+0x1a5/0x340
[ 45.083205][ C2] qlist_free_all+0x4c/0x140
[ 45.083409][ C2] kasan_quarantine_reduce+0x192/0x1e0
[ 45.083637][ C2] __kasan_slab_alloc+0x49/0x70
[ 45.083853][ C2] __kmalloc+0x171/0x3c0
[ 45.084072][ C2] p9pdu_vreadf+0xb15/0x21f0
[ 45.084279][ C2] p9pdu_readf+0xa7/0xe0
[ 45.084494][ C2] p9_client_readlink+0xc1/0x120
[ 45.084704][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0
[ 45.084930][ C2] pick_link+0xac6/0x1160
[ 45.085136][ C2] step_into+0x84e/0xfa0
[ 45.085342][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0
[ 45.085597][ C2] path_lookupat+0x72/0x660
[ 45.085800][ C2] filename_lookup+0x19e/0x420
[ 45.086008][ C2] vfs_statx+0xe8/0x460
[ 45.086215][ C2] vfs_fstatat+0x93/0xc0
[ 45.086422][ C2] __do_sys_newfstatat+0x6b/0xc0
[ 45.086632][ C2] do_syscall_64+0xc6/0x1e0
[ 45.086832][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 45.087077][ C2] INITIAL USE at:
[ 45.087198][ C2] __lock_acquire+0x797/0x1570
[ 45.087406][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.087635][ C2] _raw_write_lock_bh+0x38/0x50
[ 45.087838][ C2] addrconf_permanent_addr+0x6e/0x670
[ 45.088042][ C2] addrconf_notify+0x749/0xd60
[ 45.088257][ C2] notifier_call_chain+0xcd/0x150
[ 45.088464][ C2] __dev_notify_flags+0xe6/0x250
[ 45.088668][ C2] dev_change_flags+0xec/0x160
[ 45.088887][ C2] do_setlink+0x7d6/0x21e0
[ 45.089095][ C2] __rtnl_newlink+0xaa7/0xd80
[ 45.089299][ C2] rtnl_newlink+0x63/0xa0
[ 45.089503][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0
[ 45.089706][ C2] netlink_rcv_skb+0x130/0x360
[ 45.089921][ C2] netlink_unicast+0x449/0x710
[ 45.090127][ C2] netlink_sendmsg+0x723/0xbe0
[ 45.090361][ C2] ____sys_sendmsg+0x7b2/0xa10
[ 45.090571][ C2] ___sys_sendmsg+0xee/0x170
[ 45.090800][ C2] __sys_sendmsg+0xcd/0x170
[ 45.091014][ C2] do_syscall_64+0xc6/0x1e0
[ 45.091212][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 45.091452][ C2] INITIAL READ USE at:
[ 45.091574][ C2] __lock_acquire+0x797/0x1570
[ 45.091816][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.092018][ C2] _raw_read_lock_bh+0x44/0x80
[ 45.092224][ C2] inet6_fill_ifla6_attrs+0x516/0x740
[ 45.092467][ C2] inet6_fill_link_af+0x5e/0xe0
[ 45.092666][ C2] rtnl_fill_ifinfo+0x1612/0x29e0
[ 45.092870][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240
[ 45.093149][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120
[ 45.093389][ C2] rtmsg_ifinfo+0x5b/0xa0
[ 45.093587][ C2] register_netdevice+0x1177/0x1690
[ 45.093848][ C2] register_netdev+0x20/0x40
[ 45.094052][ C2] sit_init_net+0x250/0x4f0
[ 45.094260][ C2] ops_init+0x9b/0x560
[ 45.094575][ C2] register_pernet_operations+0x2db/0x710
[ 45.094830][ C2] register_pernet_device+0x2a/0x60
[ 45.095085][ C2] sit_init+0x23/0xe0
[ 45.095414][ C2] do_one_initcall+0x8d/0x1e0
[ 45.095618][ C2] do_initcalls+0x1b2/0x3e0
[ 45.095822][ C2] kernel_init_freeable+0x232/0x310
[ 45.096059][ C2] kernel_init+0x20/0x200
[ 45.096375][ C2] ret_from_fork+0x31/0x70
[ 45.096578][ C2] ret_from_fork_asm+0x1a/0x30
[ 45.096779][ C2] }
[ 45.096863][ C2] ... key at: [<ffffffff9fc58300>] __key.37+0x0/0x40
[ 45.097214][ C2] ... acquired at:
[ 45.097340][ C2] mark_lock+0x28d/0x3e0
[ 45.097517][ C2] mark_usage+0xd9/0x2a0
[ 45.097679][ C2] __lock_acquire+0x797/0x1570
[ 45.097840][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.098010][ C2] _raw_write_lock+0x30/0x40
[ 45.098172][ C2] addrconf_rs_timer+0xa9/0x730
[ 45.098328][ C2] call_timer_fn+0x13b/0x230
[ 45.098494][ C2] __run_timers+0x545/0x810
[ 45.098654][ C2] timer_expire_remote+0x9b/0xe0
[ 45.098817][ C2] tmigr_handle_remote_cpu+0x270/0x430
[ 45.098989][ C2] tmigr_handle_remote_up+0x19f/0x2e0
[ 45.099253][ C2] tmigr_handle_remote+0x21d/0x3a0
[ 45.099429][ C2] __do_softirq+0x1f8/0x5df
[ 45.099590][ C2] irq_exit_rcu+0x97/0xc0
[ 45.099749][ C2] sysvec_apic_timer_interrupt+0x75/0x80
[ 45.100070][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 45.100270][ C2] _raw_spin_unlock_irqrestore+0x43/0x70
[ 45.100589][ C2] free_to_partial_list+0x1a5/0x340
[ 45.100780][ C2] qlist_free_all+0x4c/0x140
[ 45.100941][ C2] kasan_quarantine_reduce+0x192/0x1e0
[ 45.101104][ C2] __kasan_slab_alloc+0x49/0x70
[ 45.101264][ C2] __kmalloc+0x171/0x3c0
[ 45.101425][ C2] p9pdu_vreadf+0xb15/0x21f0
[ 45.101585][ C2] p9pdu_readf+0xa7/0xe0
[ 45.101755][ C2] p9_client_readlink+0xc1/0x120
[ 45.101919][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0
[ 45.102079][ C2] pick_link+0xac6/0x1160
[ 45.102354][ C2] step_into+0x84e/0xfa0
[ 45.102512][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0
[ 45.102708][ C2] path_lookupat+0x72/0x660
[ 45.102876][ C2] filename_lookup+0x19e/0x420
[ 45.103138][ C2] vfs_statx+0xe8/0x460
[ 45.103259][ C2] vfs_fstatat+0x93/0xc0
[ 45.103422][ C2] __do_sys_newfstatat+0x6b/0xc0
[ 45.103580][ C2] do_syscall_64+0xc6/0x1e0
[ 45.103740][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 45.104046][ C2]
[ 45.104128][ C2]
[ 45.104128][ C2] stack backtrace:
[ 45.104330][ C2] CPU: 2 PID: 434 Comm: ip Not tainted 6.9.0-rc1-virtme #1
[ 45.104572][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 45.105073][ C2] Call Trace:
[ 45.105195][ C2] <IRQ>
[ 45.105280][ C2] dump_stack_lvl+0x82/0xd0
[ 45.105550][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570
[ 45.105772][ C2] ? kernel_text_address+0xce/0xe0
[ 45.105936][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10
[ 45.106134][ C2] ? __pfx_usage_skip+0x10/0x10
[ 45.106530][ C2] ? __pfx_usage_match+0x10/0x10
[ 45.106703][ C2] ? arch_stack_walk+0xa2/0xf0
[ 45.106869][ C2] mark_lock_irq+0x4cd/0xa10
[ 45.107035][ C2] ? __pfx_mark_lock_irq+0x10/0x10
[ 45.107311][ C2] ? __pfx_stack_trace_save+0x10/0x10
[ 45.107478][ C2] ? save_trace+0x8f/0x5b0
[ 45.107645][ C2] mark_lock+0x28d/0x3e0
[ 45.107764][ C2] ? __pfx_stack_trace_save+0x10/0x10
[ 45.107923][ C2] mark_usage+0xd9/0x2a0
[ 45.108158][ C2] __lock_acquire+0x797/0x1570
[ 45.108318][ C2] ? __pfx_validate_chain+0x10/0x10
[ 45.108478][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10
[ 45.108638][ C2] lock_acquire.part.0+0xeb/0x330
[ 45.108902][ C2] ? addrconf_rs_timer+0xa9/0x730
[ 45.109061][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 45.109224][ C2] ? trace_lock_acquire+0x135/0x1c0
[ 45.109383][ C2] ? addrconf_rs_timer+0xa9/0x730
[ 45.109547][ C2] ? lock_acquire+0x32/0xc0
[ 45.109808][ C2] ? addrconf_rs_timer+0xa9/0x730
[ 45.109968][ C2] _raw_write_lock+0x30/0x40
[ 45.110125][ C2] ? addrconf_rs_timer+0xa9/0x730
[ 45.110309][ C2] addrconf_rs_timer+0xa9/0x730
[ 45.110576][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 45.110735][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10
[ 45.110905][ C2] ? call_timer_fn+0xe8/0x230
[ 45.111095][ C2] ? lock_acquire+0x32/0xc0
[ 45.111372][ C2] ? call_timer_fn+0xe8/0x230
[ 45.111534][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10
[ 45.111701][ C2] call_timer_fn+0x13b/0x230
[ 45.111865][ C2] ? call_timer_fn+0xe8/0x230
[ 45.112132][ C2] ? call_timer_fn+0xe8/0x230
[ 45.112292][ C2] ? __pfx_call_timer_fn+0x10/0x10
[ 45.112454][ C2] ? hlock_class+0x4e/0x130
[ 45.112625][ C2] ? mark_held_locks+0x9e/0xe0
[ 45.112797][ C2] __run_timers+0x545/0x810
[ 45.113067][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10
[ 45.113227][ C2] ? __pfx___run_timers+0x10/0x10
[ 45.113385][ C2] ? __lock_release+0x103/0x460
[ 45.113550][ C2] ? do_raw_spin_lock+0x131/0x270
[ 45.113813][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 45.113973][ C2] ? lock_acquire+0x32/0xc0
[ 45.114131][ C2] ? timer_expire_remote+0x93/0xe0
[ 45.114314][ C2] timer_expire_remote+0x9b/0xe0
[ 45.114598][ C2] tmigr_handle_remote_cpu+0x270/0x430
[ 45.114765][ C2] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10
[ 45.114990][ C2] ? hlock_class+0x4e/0x130
[ 45.115164][ C2] ? mark_lock+0x38/0x3e0
[ 45.115390][ C2] ? mark_held_locks+0x9e/0xe0
[ 45.115552][ C2] tmigr_handle_remote_up+0x19f/0x2e0
[ 45.115711][ C2] tmigr_handle_remote+0x21d/0x3a0
[ 45.115875][ C2] ? __pfx_tmigr_handle_remote+0x10/0x10
[ 45.116059][ C2] ? mark_held_locks+0x9e/0xe0
[ 45.116326][ C2] __do_softirq+0x1f8/0x5df
[ 45.116486][ C2] irq_exit_rcu+0x97/0xc0
[ 45.116610][ C2] sysvec_apic_timer_interrupt+0x75/0x80
[ 45.116912][ C2] </IRQ>
[ 45.116999][ C2] <TASK>
[ 45.117187][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 45.117398][ C2] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 45.117623][ C2] 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 ef 63 <74> 0e 5b 5d c3 cc cc cc cc e8 4f b3 be fd eb dc 0f 1f 44 00 00 5b
[ 45.118344][ C2] RSP: 0018:ffffc9000062f4b8 EFLAGS: 00000286
[ 45.118554][ C2] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff3e65955
[ 45.118801][ C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9c140911
[ 45.119095][ C2] RBP: ffff888001041080 R08: 0000000000000001 R09: fffffbfff3e638a9
[ 45.119360][ C2] R10: ffffffff9f31c54f R11: 0000000000001000 R12: ffff8880010433c0
[ 45.119731][ C2] R13: ffff888009354000 R14: 0000000000000282 R15: ffff888001041080
[ 45.119993][ C2] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 45.120196][ C2] free_to_partial_list+0x1a5/0x340
[ 45.120472][ C2] ? qlist_free_all+0x47/0x140
[ 45.120649][ C2] qlist_free_all+0x4c/0x140
[ 45.120806][ C2] ? p9pdu_vreadf+0xb15/0x21f0
[ 45.120969][ C2] kasan_quarantine_reduce+0x192/0x1e0
[ 45.121235][ C2] __kasan_slab_alloc+0x49/0x70
[ 45.121394][ C2] __kmalloc+0x171/0x3c0
[ 45.121514][ C2] p9pdu_vreadf+0xb15/0x21f0
[ 45.121672][ C2] ? trace_9p_client_res+0xf4/0x150
[ 45.121840][ C2] ? p9_client_rpc+0x48a/0x930
[ 45.122126][ C2] ? __pfx_p9pdu_vreadf+0x10/0x10
[ 45.122289][ C2] ? __pfx_p9_client_rpc+0x10/0x10
[ 45.122457][ C2] p9pdu_readf+0xa7/0xe0
[ 45.122578][ C2] ? __pfx_p9pdu_readf+0x10/0x10
[ 45.122735][ C2] ? __pfx_v9fs_fid_find+0x10/0x10
[ 45.122907][ C2] p9_client_readlink+0xc1/0x120
[ 45.123065][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0
[ 45.123225][ C2] ? __pfx_v9fs_vfs_get_link_dotl+0x10/0x10
[ 45.123433][ C2] ? try_to_unlazy+0x1e1/0x560
[ 45.123595][ C2] pick_link+0xac6/0x1160
[ 45.123713][ C2] ? __pfx___lock_release+0x10/0x10
[ 45.123935][ C2] ? __pfx_v9fs_vfs_get_link_dotl+0x10/0x10
[ 45.124175][ C2] step_into+0x84e/0xfa0
[ 45.124415][ C2] ? read_word_at_a_time+0xe/0x20
[ 45.124576][ C2] ? __d_lookup_rcu+0x20d/0x3f0
[ 45.124746][ C2] ? __pfx_step_into+0x10/0x10
[ 45.124915][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0
[ 45.125287][ C2] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10
[ 45.125484][ C2] ? validate_chain+0x130/0x9b0
[ 45.125645][ C2] ? hlock_class+0x4e/0x130
[ 45.125804][ C2] path_lookupat+0x72/0x660
[ 45.126074][ C2] filename_lookup+0x19e/0x420
[ 45.126232][ C2] ? __pfx_filename_lookup+0x10/0x10
[ 45.126394][ C2] ? find_held_lock+0x2c/0x110
[ 45.126554][ C2] ? __lock_release+0x103/0x460
[ 45.126725][ C2] ? __might_fault+0x11b/0x170
[ 45.126886][ C2] ? __pfx___lock_release+0x10/0x10
[ 45.127047][ C2] ? trace_lock_acquire+0x135/0x1c0
[ 45.127206][ C2] vfs_statx+0xe8/0x460
[ 45.127348][ C2] ? __pfx_vfs_statx+0x10/0x10
[ 45.127507][ C2] ? getname_flags+0xbd/0x3d0
[ 45.127669][ C2] vfs_fstatat+0x93/0xc0
[ 45.127789][ C2] __do_sys_newfstatat+0x6b/0xc0
[ 45.127952][ C2] ? __pfx___do_sys_newfstatat+0x10/0x10
[ 45.128217][ C2] ? __x64_sys_openat+0x123/0x1e0
[ 45.128535][ C2] ? __pfx___x64_sys_openat+0x10/0x10
[ 45.128696][ C2] ? __pfx_do_faccessat+0x10/0x10
[ 45.128856][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 45.129165][ C2] do_syscall_64+0xc6/0x1e0
[ 45.129325][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 45.129520][ C2] RIP: 0033:0x7f5975643eae
[ 45.129705][ C2] 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
[ 45.130412][ C2] RSP: 002b:00007ffca31e6118 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 45.130768][ C2] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5975643eae
[ 45.131010][ C2] RDX: 00007ffca31e61f0 RSI: 00007ffca31e6120 RDI: 00000000ffffff9c
[ 45.131248][ C2] RBP: 00007ffca31e62b0 R08: 00000000ffffffff R09: 00007ffca31e6120
[ 45.131617][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffca31e6127
[ 45.132093][ C2] R13: 00007ffca31e6120 R14: 00007f5975653220 R15: 00007f5975615000
[ 45.132333][ C2] </TASK>
[ 56.965268][ T481] veth7: left promiscuous mode
[ 56.965858][ T481] veth7: left allmulticast mode
[ 56.967930][ T481] lag2: Port device veth7 removed
[ 72.734293][ T510] veth7: entered promiscuous mode
[ 72.734725][ T510] veth7: entered allmulticast mode
[ 72.735509][ T510] lag2: Port device veth7 added
[ 73.112418][ T513] veth1: left promiscuous mode
[ 73.113002][ T513] veth1: left allmulticast mode
[ 73.114730][ T513] lag2: Port device veth1 removed
[ 88.756860][ T49] br1: port 1(lag2.100) entered disabled state
[ 88.757807][ T49] br2: port 1(lag2.200) entered disabled state
[ 88.853356][ T542] veth7: left promiscuous mode
[ 88.853745][ T542] veth7: left allmulticast mode
[ 88.855962][ T542] lag2: Port device veth7 removed
[ 89.161504][ T545] veth1: entered promiscuous mode
[ 89.161899][ T545] veth1: entered allmulticast mode
[ 89.162693][ T545] lag2: Port device veth1 added
[ 89.190139][ T74] br1: port 1(lag2.100) entered blocking state
[ 89.190392][ T74] br1: port 1(lag2.100) entered forwarding state
[ 89.190993][ T74] br2: port 1(lag2.200) entered blocking state
[ 89.191179][ T74] br2: port 1(lag2.200) entered forwarding state
[ 89.489153][ T548] veth7: entered promiscuous mode
[ 89.489514][ T548] veth7: entered allmulticast mode
[ 89.490257][ T548] lag2: Port device veth7 added
[ 105.120972][ T576] lag2.200: left allmulticast mode
[ 105.121161][ T576] lag2.200: left promiscuous mode
[ 105.121902][ T576] br2: port 1(lag2.200) entered disabled state
[ 105.229926][ T577] lag2.100: left allmulticast mode
[ 105.230154][ T577] lag2: left allmulticast mode
[ 105.230325][ T577] veth1: left allmulticast mode
[ 105.230490][ T577] veth7: left allmulticast mode
[ 105.230659][ T577] lag2.100: left promiscuous mode
[ 105.230814][ T577] lag2: left promiscuous mode
[ 105.230986][ T577] veth1: left promiscuous mode
[ 105.231407][ T577] veth7: left promiscuous mode
[ 105.232130][ T577] br1: port 1(lag2.100) entered disabled state
[ 107.420823][ T579] br1: port 1(lag2.100) entered blocking state
[ 107.421085][ T579] br1: port 1(lag2.100) entered disabled state
[ 107.421330][ T579] lag2.100: entered allmulticast mode
[ 107.421504][ T579] lag2: entered allmulticast mode
[ 107.421667][ T579] veth1: entered allmulticast mode
[ 107.421830][ T579] veth7: entered allmulticast mode
[ 107.429194][ T579] lag2.100: entered promiscuous mode
[ 107.429438][ T579] lag2: entered promiscuous mode
[ 107.429604][ T579] veth1: entered promiscuous mode
[ 107.430018][ T579] veth7: entered promiscuous mode
[ 107.431453][ T579] br1: port 1(lag2.100) entered blocking state
[ 107.431700][ T579] br1: port 1(lag2.100) entered forwarding state
[ 107.546962][ T580] br2: port 1(lag2.200) entered blocking state
[ 107.547199][ T580] br2: port 1(lag2.200) entered disabled state
[ 107.547416][ T580] lag2.200: entered allmulticast mode
[ 107.549163][ T580] lag2.200: entered promiscuous mode
[ 107.550187][ T580] br2: port 1(lag2.200) entered blocking state
[ 107.550397][ T580] br2: port 1(lag2.200) entered forwarding state
[ 123.221653][ T608] lag3: Port device veth2 removed
[ 139.013540][ T637] lag3: Port device veth2 added
[ 139.348058][ T640] lag3: Port device veth4 removed
[ 155.303610][ T669] lag3: Port device veth2 removed
[ 155.685524][ T672] lag3: Port device veth4 added
[ 156.074760][ T675] lag3: Port device veth2 added
[ 172.792403][ T715] lag3: Port device veth4 removed
[ 172.891091][ T716] lag3: Port device veth2 removed
[ 173.645512][ T728] br2: port 1(lag2.200) entered disabled state
[ 173.751011][ T729] br1: port 1(lag2.100) entered disabled state
[ 174.081604][ T732] lag2.200: left allmulticast mode
[ 174.081807][ T732] lag2.200: left promiscuous mode
[ 174.082324][ T732] br2: port 1(lag2.200) entered disabled state
[ 174.306395][ T734] lag2.100: left allmulticast mode
[ 174.306592][ T734] lag2: left allmulticast mode
[ 174.306742][ T734] veth1: left allmulticast mode
[ 174.306891][ T734] veth7: left allmulticast mode
[ 174.307577][ T734] lag2.100: left promiscuous mode
[ 174.307719][ T734] lag2: left promiscuous mode
[ 174.307864][ T734] veth1: left promiscuous mode
[ 174.308222][ T734] veth7: left promiscuous mode
[ 174.308832][ T734] br1: port 1(lag2.100) entered disabled state
[ 174.781724][ T738] lag2: Port device veth7 removed
[ 174.884440][ T739] lag2: Port device veth1 removed
[ 176.701664][ T755] lag4: Port device veth5 removed
[ 176.800263][ T756] lag4: Port device veth3 removed
[ 178.575602][ T772] lag1: Port device veth6 removed
[ 178.679230][ T773] lag1: Port device veth0 removed