[ 25.991644][ T191] sed (191) used greatest stack depth: 24608 bytes left [ 32.066981][ T262] ip (262) used greatest stack depth: 24496 bytes left [ 35.627304][ T290] 8021q: 802.1Q VLAN Support v1.8 [ 41.410468][ T339] br1: port 1(vx10) entered blocking state [ 41.410906][ T339] br1: port 1(vx10) entered disabled state [ 41.411236][ T339] vx10: entered allmulticast mode [ 41.413343][ T339] vx10: entered promiscuous mode [ 41.434988][ T339] br1: port 1(vx10) entered blocking state [ 41.435420][ T339] br1: port 1(vx10) entered forwarding state [ 41.969700][ T344] br1: port 2(vx20) entered blocking state [ 41.969972][ T344] br1: port 2(vx20) entered disabled state [ 41.970257][ T344] vx20: entered allmulticast mode [ 41.972121][ T344] vx20: entered promiscuous mode [ 41.972666][ T344] br1: port 2(vx20) entered blocking state [ 41.972924][ T344] br1: port 2(vx20) entered forwarding state [ 42.263124][ T346] br1: port 3(veth1) entered blocking state [ 42.263449][ T346] br1: port 3(veth1) entered disabled state [ 42.264015][ T346] veth1: entered allmulticast mode [ 42.266444][ T346] veth1: entered promiscuous mode [ 42.413990][ T185] br1: port 3(veth1) entered blocking state [ 42.414570][ T185] br1: port 3(veth1) entered forwarding state [ 42.969712][ T351] br1: port 4(veth2) entered blocking state [ 42.970137][ T351] br1: port 4(veth2) entered disabled state [ 42.970592][ T351] veth2: entered allmulticast mode [ 42.973808][ T351] veth2: entered promiscuous mode [ 43.113113][ T185] br1: port 4(veth2) entered blocking state [ 43.113395][ T185] br1: port 4(veth2) entered forwarding state [ 44.678940][ C1] [ 44.679057][ C1] ======================================================== [ 44.679288][ C1] WARNING: possible irq lock inversion dependency detected [ 44.679536][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 44.679699][ C1] -------------------------------------------------------- [ 44.679943][ C1] ip/369 just changed the state of lock: [ 44.680117][ C1] ffff88800513bd80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 44.680421][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 44.680669][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 44.680673][ C1] [ 44.680673][ C1] [ 44.680673][ C1] and interrupts could create inverse lock ordering between them. [ 44.680673][ C1] [ 44.681272][ C1] [ 44.681272][ C1] other info that might help us debug this: [ 44.681502][ C1] Possible interrupt unsafe locking scenario: [ 44.681502][ C1] [ 44.681735][ C1] CPU0 CPU1 [ 44.681897][ C1] ---- ---- [ 44.682059][ C1] lock(&p->alloc_lock); [ 44.682179][ C1] local_irq_disable(); [ 44.682381][ C1] lock(&ndev->lock); [ 44.682598][ C1] lock(&p->alloc_lock); [ 44.682806][ C1] [ 44.682922][ C1] lock(&ndev->lock); [ 44.683043][ C1] [ 44.683043][ C1] *** DEADLOCK *** [ 44.683043][ C1] [ 44.683268][ C1] 3 locks held by ip/369: [ 44.683388][ C1] #0: ffffffffaf121c90 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x85/0x1e0 [ 44.683762][ C1] #1: ffffc900001d8d68 ((&n->timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 44.684065][ C1] #2: ffffffffaef522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 44.684364][ C1] [ 44.684364][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 44.684656][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 44.684840][ C1] HARDIRQ-ON-W at: [ 44.684974][ C1] __lock_acquire+0x797/0x1570 [ 44.685199][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.685418][ C1] _raw_spin_lock+0x30/0x40 [ 44.685641][ C1] set_mems_allowed+0x1d/0x210 [ 44.685864][ C1] kernel_init_freeable+0x72/0x310 [ 44.686088][ C1] kernel_init+0x20/0x200 [ 44.686309][ C1] ret_from_fork+0x31/0x70 [ 44.686528][ C1] ret_from_fork_asm+0x1a/0x30 [ 44.686745][ C1] SOFTIRQ-ON-W at: [ 44.686876][ C1] __lock_acquire+0x797/0x1570 [ 44.687104][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.687327][ C1] _raw_spin_lock+0x30/0x40 [ 44.687548][ C1] set_mems_allowed+0x1d/0x210 [ 44.687766][ C1] kernel_init_freeable+0x72/0x310 [ 44.687983][ C1] kernel_init+0x20/0x200 [ 44.688209][ C1] ret_from_fork+0x31/0x70 [ 44.688441][ C1] ret_from_fork_asm+0x1a/0x30 [ 44.688784][ C1] INITIAL USE at: [ 44.688915][ C1] __lock_acquire+0x797/0x1570 [ 44.689135][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.689371][ C1] _raw_spin_lock+0x30/0x40 [ 44.689585][ C1] set_mems_allowed+0x1d/0x210 [ 44.689816][ C1] kernel_init_freeable+0x72/0x310 [ 44.690036][ C1] kernel_init+0x20/0x200 [ 44.690362][ C1] ret_from_fork+0x31/0x70 [ 44.690708][ C1] ret_from_fork_asm+0x1a/0x30 [ 44.690932][ C1] } [ 44.691026][ C1] ... key at: [] __key.387+0x0/0x40 [ 44.691290][ C1] ... acquired at: [ 44.691429][ C1] __lock_acquire+0xaf0/0x1570 [ 44.691604][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.691882][ C1] _raw_spin_lock+0x30/0x40 [ 44.692059][ C1] __get_task_comm+0x27/0x70 [ 44.692334][ C1] ref_tracker_alloc+0x2ee/0x490 [ 44.692512][ C1] netdev_get_by_index+0x5e/0x80 [ 44.692805][ C1] fib6_nh_init+0x3d8/0x15b0 [ 44.692980][ C1] ip6_route_info_create+0xf18/0x17d0 [ 44.693154][ C1] addrconf_f6i_alloc+0x265/0x560 [ 44.693330][ C1] __ipv6_dev_ac_inc+0x25f/0xb10 [ 44.693512][ C1] addrconf_join_anycast+0x1c0/0x220 [ 44.693686][ C1] __ipv6_ifa_notify+0x6b3/0xaf0 [ 44.693961][ C1] addrconf_dad_completed+0x12b/0xe20 [ 44.694150][ C1] addrconf_dad_work+0x38c/0xab0 [ 44.694428][ C1] process_one_work+0xe2c/0x1730 [ 44.694605][ C1] worker_thread+0x587/0xd30 [ 44.694777][ C1] kthread+0x28a/0x350 [ 44.694899][ C1] ret_from_fork+0x31/0x70 [ 44.695073][ C1] ret_from_fork_asm+0x1a/0x30 [ 44.695348][ C1] [ 44.695450][ C1] -> (&ndev->lock){++.-}-{2:2} { [ 44.695642][ C1] HARDIRQ-ON-W at: [ 44.695876][ C1] __lock_acquire+0x797/0x1570 [ 44.696099][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.696424][ C1] _raw_write_lock_bh+0x38/0x50 [ 44.696749][ C1] addrconf_permanent_addr+0x6e/0x670 [ 44.697010][ C1] addrconf_notify+0x749/0xd60 [ 44.697247][ C1] notifier_call_chain+0xcd/0x150 [ 44.697468][ C1] __dev_notify_flags+0xe6/0x250 [ 44.697798][ C1] dev_change_flags+0xec/0x160 [ 44.698018][ C1] do_setlink+0x7d6/0x21e0 [ 44.698238][ C1] __rtnl_newlink+0xaa7/0xd80 [ 44.698561][ C1] rtnl_newlink+0x63/0xa0 [ 44.698782][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.699106][ C1] netlink_rcv_skb+0x130/0x360 [ 44.699352][ C1] netlink_unicast+0x449/0x710 [ 44.699577][ C1] netlink_sendmsg+0x723/0xbe0 [ 44.699803][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 44.700130][ C1] ___sys_sendmsg+0xee/0x170 [ 44.700352][ C1] __sys_sendmsg+0xcd/0x170 [ 44.700586][ C1] do_syscall_64+0xc6/0x1e0 [ 44.700903][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.701144][ C1] HARDIRQ-ON-R at: [ 44.701263][ C1] __lock_acquire+0x797/0x1570 [ 44.701475][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.701801][ C1] _raw_read_lock_bh+0x44/0x80 [ 44.702008][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 44.702214][ C1] inet6_fill_link_af+0x5e/0xe0 [ 44.702445][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 44.702981][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 44.703206][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 44.703575][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 44.703865][ C1] register_netdevice+0x1177/0x1690 [ 44.704184][ C1] register_netdev+0x20/0x40 [ 44.704830][ C1] sit_init_net+0x250/0x4f0 [ 44.705159][ C1] ops_init+0x9b/0x560 [ 44.705428][ C1] register_pernet_operations+0x2db/0x710 [ 44.705834][ C1] register_pernet_device+0x2a/0x60 [ 44.706183][ C1] sit_init+0x23/0xe0 [ 44.706458][ C1] do_one_initcall+0x8d/0x1e0 [ 44.706815][ C1] do_initcalls+0x1b2/0x3e0 [ 44.707167][ C1] kernel_init_freeable+0x232/0x310 [ 44.707477][ C1] kernel_init+0x20/0x200 [ 44.707784][ C1] ret_from_fork+0x31/0x70 [ 44.708099][ C1] ret_from_fork_asm+0x1a/0x30 [ 44.708389][ C1] IN-SOFTIRQ-R at: [ 44.708560][ C1] __lock_acquire+0x797/0x1570 [ 44.708883][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.709324][ C1] _raw_read_lock_bh+0x44/0x80 [ 44.709618][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 44.709905][ C1] ndisc_send_ns+0xe7/0x100 [ 44.710199][ C1] ndisc_solicit+0x2ae/0x4d0 [ 44.710647][ C1] neigh_probe+0xaa/0xf0 [ 44.710945][ C1] neigh_timer_handler+0x45b/0xdf0 [ 44.711398][ C1] call_timer_fn+0x13b/0x230 [ 44.711714][ C1] __run_timers+0x545/0x810 [ 44.712025][ C1] run_timer_softirq+0xe8/0x1b0 [ 44.712329][ C1] __do_softirq+0x1f8/0x5df [ 44.712808][ C1] irq_exit_rcu+0x97/0xc0 [ 44.713115][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.713497][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.714012][ C1] _raw_spin_unlock_irqrestore+0x43/0x70 [ 44.714415][ C1] qlist_free_all+0x4c/0x140 [ 44.714901][ C1] kasan_quarantine_reduce+0x192/0x1e0 [ 44.715198][ C1] __kasan_slab_alloc+0x49/0x70 [ 44.715548][ C1] __kmalloc+0x171/0x3c0 [ 44.715871][ C1] p9_fcall_init+0x7d/0x1b0 [ 44.716194][ C1] p9_tag_alloc+0x1bd/0x700 [ 44.716710][ C1] p9_client_prepare_req+0xe6/0x290 [ 44.717056][ C1] p9_client_rpc+0x18d/0x930 [ 44.717400][ C1] p9_client_getattr_dotl+0xb5/0x1a0 [ 44.717751][ C1] v9fs_vfs_getattr_dotl+0x11a/0x370 [ 44.718101][ C1] ovl_getattr+0x46f/0xdd0 [ 44.718472][ C1] vfs_fstat+0x3b/0x80 [ 44.718952][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 44.719465][ C1] do_syscall_64+0xc6/0x1e0 [ 44.719794][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.720410][ C1] INITIAL USE at: [ 44.720622][ C1] __lock_acquire+0x797/0x1570 [ 44.721166][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.721516][ C1] _raw_write_lock_bh+0x38/0x50 [ 44.721792][ C1] addrconf_permanent_addr+0x6e/0x670 [ 44.722337][ C1] addrconf_notify+0x749/0xd60 [ 44.722615][ C1] notifier_call_chain+0xcd/0x150 [ 44.722897][ C1] __dev_notify_flags+0xe6/0x250 [ 44.723173][ C1] dev_change_flags+0xec/0x160 [ 44.723612][ C1] do_setlink+0x7d6/0x21e0 [ 44.723953][ C1] __rtnl_newlink+0xaa7/0xd80 [ 44.724272][ C1] rtnl_newlink+0x63/0xa0 [ 44.724767][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.725120][ C1] netlink_rcv_skb+0x130/0x360 [ 44.725460][ C1] netlink_unicast+0x449/0x710 [ 44.725816][ C1] netlink_sendmsg+0x723/0xbe0 [ 44.726151][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 44.726457][ C1] ___sys_sendmsg+0xee/0x170 [ 44.726728][ C1] __sys_sendmsg+0xcd/0x170 [ 44.727134][ C1] do_syscall_64+0xc6/0x1e0 [ 44.727404][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.727717][ C1] INITIAL READ USE at: [ 44.727875][ C1] __lock_acquire+0x797/0x1570 [ 44.728268][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.728796][ C1] _raw_read_lock_bh+0x44/0x80 [ 44.729192][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 44.729782][ C1] inet6_fill_link_af+0x5e/0xe0 [ 44.730189][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 44.730599][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 44.731478][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 44.731958][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 44.732429][ C1] register_netdevice+0x1177/0x1690 [ 44.732824][ C1] register_netdev+0x20/0x40 [ 44.733149][ C1] sit_init_net+0x250/0x4f0 [ 44.733370][ C1] ops_init+0x9b/0x560 [ 44.733699][ C1] register_pernet_operations+0x2db/0x710 [ 44.734069][ C1] register_pernet_device+0x2a/0x60 [ 44.734430][ C1] sit_init+0x23/0xe0 [ 44.734760][ C1] do_one_initcall+0x8d/0x1e0 [ 44.734981][ C1] do_initcalls+0x1b2/0x3e0 [ 44.735200][ C1] kernel_init_freeable+0x232/0x310 [ 44.735573][ C1] kernel_init+0x20/0x200 [ 44.735791][ C1] ret_from_fork+0x31/0x70 [ 44.736019][ C1] ret_from_fork_asm+0x1a/0x30 [ 44.736238][ C1] } [ 44.736328][ C1] ... key at: [] __key.37+0x0/0x40 [ 44.736601][ C1] ... acquired at: [ 44.736765][ C1] mark_lock+0x28d/0x3e0 [ 44.736944][ C1] mark_usage+0xd9/0x2a0 [ 44.737123][ C1] __lock_acquire+0x797/0x1570 [ 44.737300][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.737575][ C1] _raw_read_lock_bh+0x44/0x80 [ 44.737755][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 44.737941][ C1] ndisc_send_ns+0xe7/0x100 [ 44.738221][ C1] ndisc_solicit+0x2ae/0x4d0 [ 44.738399][ C1] neigh_probe+0xaa/0xf0 [ 44.738577][ C1] neigh_timer_handler+0x45b/0xdf0 [ 44.738754][ C1] call_timer_fn+0x13b/0x230 [ 44.739124][ C1] __run_timers+0x545/0x810 [ 44.739298][ C1] run_timer_softirq+0xe8/0x1b0 [ 44.739476][ C1] __do_softirq+0x1f8/0x5df [ 44.739646][ C1] irq_exit_rcu+0x97/0xc0 [ 44.739818][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.740036][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.740362][ C1] _raw_spin_unlock_irqrestore+0x43/0x70 [ 44.740585][ C1] qlist_free_all+0x4c/0x140 [ 44.740771][ C1] kasan_quarantine_reduce+0x192/0x1e0 [ 44.740946][ C1] __kasan_slab_alloc+0x49/0x70 [ 44.741256][ C1] __kmalloc+0x171/0x3c0 [ 44.741535][ C1] p9_fcall_init+0x7d/0x1b0 [ 44.741804][ C1] p9_tag_alloc+0x1bd/0x700 [ 44.741967][ C1] p9_client_prepare_req+0xe6/0x290 [ 44.742139][ C1] p9_client_rpc+0x18d/0x930 [ 44.742316][ C1] p9_client_getattr_dotl+0xb5/0x1a0 [ 44.742502][ C1] v9fs_vfs_getattr_dotl+0x11a/0x370 [ 44.742685][ C1] ovl_getattr+0x46f/0xdd0 [ 44.742993][ C1] vfs_fstat+0x3b/0x80 [ 44.743126][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 44.743325][ C1] do_syscall_64+0xc6/0x1e0 [ 44.743606][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.743834][ C1] [ 44.743921][ C1] [ 44.743921][ C1] stack backtrace: [ 44.744227][ C1] CPU: 1 PID: 369 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 44.744486][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 44.744985][ C1] Call Trace: [ 44.745121][ C1] [ 44.745212][ C1] dump_stack_lvl+0x82/0xd0 [ 44.745394][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 44.745612][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 44.745940][ C1] ? __pfx_usage_skip+0x10/0x10 [ 44.746221][ C1] ? __pfx_usage_match+0x10/0x10 [ 44.746397][ C1] ? arch_stack_walk+0xa2/0xf0 [ 44.746579][ C1] mark_lock_irq+0x4cd/0xa10 [ 44.746758][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 44.747058][ C1] ? stack_trace_save+0x94/0xd0 [ 44.747235][ C1] ? save_trace+0x8f/0x5b0 [ 44.747408][ C1] mark_lock+0x28d/0x3e0 [ 44.747542][ C1] mark_usage+0xd9/0x2a0 [ 44.747774][ C1] __lock_acquire+0x797/0x1570 [ 44.747950][ C1] lock_acquire.part.0+0xeb/0x330 [ 44.748119][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 44.748392][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 44.748574][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 44.748856][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 44.749029][ C1] ? lock_acquire+0x32/0xc0 [ 44.749200][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 44.749374][ C1] _raw_read_lock_bh+0x44/0x80 [ 44.749549][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 44.749726][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 44.749894][ C1] ndisc_send_ns+0xe7/0x100 [ 44.750067][ C1] ? __pfx_ndisc_send_ns+0x10/0x10 [ 44.750238][ C1] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 44.750559][ C1] ndisc_solicit+0x2ae/0x4d0 [ 44.750732][ C1] ? __pfx_ndisc_solicit+0x10/0x10 [ 44.750905][ C1] ? neigh_probe+0x57/0xf0 [ 44.751080][ C1] neigh_probe+0xaa/0xf0 [ 44.751313][ C1] neigh_timer_handler+0x45b/0xdf0 [ 44.751487][ C1] ? call_timer_fn+0xe8/0x230 [ 44.751661][ C1] ? __pfx_neigh_timer_handler+0x10/0x10 [ 44.751936][ C1] call_timer_fn+0x13b/0x230 [ 44.752112][ C1] ? call_timer_fn+0xe8/0x230 [ 44.752290][ C1] ? call_timer_fn+0xe8/0x230 [ 44.752457][ C1] ? __pfx_call_timer_fn+0x10/0x10 [ 44.752763][ C1] ? hlock_class+0x4e/0x130 [ 44.752933][ C1] ? mark_held_locks+0x9e/0xe0 [ 44.753104][ C1] __run_timers+0x545/0x810 [ 44.753272][ C1] ? __pfx_neigh_timer_handler+0x10/0x10 [ 44.753443][ C1] ? __pfx___run_timers+0x10/0x10 [ 44.753613][ C1] ? do_raw_spin_lock+0x131/0x270 [ 44.753877][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 44.754040][ C1] ? lock_acquire+0x32/0xc0 [ 44.754213][ C1] ? run_timer_softirq+0xe0/0x1b0 [ 44.754381][ C1] run_timer_softirq+0xe8/0x1b0 [ 44.754660][ C1] __do_softirq+0x1f8/0x5df [ 44.754830][ C1] irq_exit_rcu+0x97/0xc0 [ 44.754960][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.755130][ C1] [ 44.755217][ C1] [ 44.755303][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.755513][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 44.755732][ C1] 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 52 <74> 0e 5b 5d c3 cc cc cc cc e8 4f b3 be fd eb dc 0f 1f 44 00 00 5b [ 44.756435][ C1] RSP: 0018:ffffc9000071f768 EFLAGS: 00000246 [ 44.756765][ C1] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff61e5955 [ 44.757021][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffadd40911 [ 44.757272][ C1] RBP: ffff88800104f440 R08: 0000000000000001 R09: fffffbfff61e38a9 [ 44.757525][ C1] R10: ffffffffb0f1c54f R11: 0000000000000008 R12: ffff8880043c0788 [ 44.757827][ C1] R13: 0000000000000000 R14: ffffc9000071f7b8 R15: ffff888002bfe288 [ 44.758082][ C1] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 44.758393][ C1] qlist_free_all+0x4c/0x140 [ 44.758568][ C1] ? p9_fcall_init+0x7d/0x1b0 [ 44.758742][ C1] kasan_quarantine_reduce+0x192/0x1e0 [ 44.758915][ C1] __kasan_slab_alloc+0x49/0x70 [ 44.759094][ C1] __kmalloc+0x171/0x3c0 [ 44.759226][ C1] p9_fcall_init+0x7d/0x1b0 [ 44.759504][ C1] p9_tag_alloc+0x1bd/0x700 [ 44.759674][ C1] ? __pfx_p9_tag_alloc+0x10/0x10 [ 44.759845][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 44.760020][ C1] ? stack_depot_save_flags+0x45/0x530 [ 44.760297][ C1] ? hlock_class+0x4e/0x130 [ 44.760466][ C1] p9_client_prepare_req+0xe6/0x290 [ 44.760632][ C1] ? kasan_save_track+0x14/0x30 [ 44.760800][ C1] ? __kasan_kmalloc+0x7f/0x90 [ 44.761169][ C1] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 44.761378][ C1] ? vfs_fstat+0x3b/0x80 [ 44.761514][ C1] p9_client_rpc+0x18d/0x930 [ 44.761677][ C1] ? __lock_release+0x103/0x460 [ 44.761843][ C1] ? __pfx___lock_release+0x10/0x10 [ 44.762107][ C1] ? __pfx_p9_client_rpc+0x10/0x10 [ 44.762268][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 44.762435][ C1] ? __create_object+0x5e/0xb0 [ 44.762616][ C1] ? trace_kmalloc+0x2a/0xe0 [ 44.762901][ C1] p9_client_getattr_dotl+0xb5/0x1a0 [ 44.763068][ C1] v9fs_vfs_getattr_dotl+0x11a/0x370 [ 44.763234][ C1] ovl_getattr+0x46f/0xdd0 [ 44.763404][ C1] ? __pfx_ovl_getattr+0x10/0x10 [ 44.763674][ C1] ? find_held_lock+0x2c/0x110 [ 44.763842][ C1] ? __lock_release+0x103/0x460 [ 44.764007][ C1] ? __might_fault+0x11b/0x170 [ 44.764173][ C1] ? __pfx___lock_release+0x10/0x10 [ 44.764338][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 44.764502][ C1] ? __might_fault+0xc3/0x170 [ 44.764667][ C1] ? lock_acquire+0x32/0xc0 [ 44.764833][ C1] ? __might_fault+0xc3/0x170 [ 44.765004][ C1] ? vfs_getattr_nosec+0x77/0x340 [ 44.765172][ C1] vfs_fstat+0x3b/0x80 [ 44.765297][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 44.765461][ C1] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 44.765632][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 44.765838][ C1] do_syscall_64+0xc6/0x1e0 [ 44.766005][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.766208][ C1] RIP: 0033:0x7f019ef41eae [ 44.766384][ 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 [ 44.767076][ C1] RSP: 002b:00007ffc5c2983c8 EFLAGS: 00000206 ORIG_RAX: 0000000000000106 [ 44.767328][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f019ef41eae [ 44.767572][ C1] RDX: 00007ffc5c298460 RSI: 00007f019ef45cfb RDI: 0000000000000005 [ 44.767816][ C1] RBP: 00007ffc5c298520 R08: 00007f019ef14820 R09: 00007f019ef51220 [ 44.768060][ C1] R10: 0000000000001000 R11: 0000000000000206 R12: 00007f019ef51220 [ 44.768306][ C1] R13: 00007ffc5c2985c0 R14: 00007f019ef50000 R15: 00007ffc5c2985c0 [ 44.768555][ C1] [ 47.584671][ T396] br2: port 1(w1) entered blocking state [ 47.584881][ T396] br2: port 1(w1) entered disabled state [ 47.585079][ T396] w1: entered allmulticast mode [ 47.587849][ T396] w1: entered promiscuous mode [ 48.492753][ T404] br2: port 2(vx10) entered blocking state [ 48.493032][ T404] br2: port 2(vx10) entered disabled state [ 48.493272][ T404] vx10: entered allmulticast mode [ 48.495456][ T404] vx10: entered promiscuous mode [ 48.495943][ T404] br2: port 2(vx10) entered blocking state [ 48.496182][ T404] br2: port 2(vx10) entered forwarding state [ 49.367126][ T411] br2: port 3(vx20) entered blocking state [ 49.367385][ T411] br2: port 3(vx20) entered disabled state [ 49.368379][ T411] vx20: entered allmulticast mode [ 49.369944][ T411] vx20: entered promiscuous mode [ 49.370392][ T411] br2: port 3(vx20) entered blocking state [ 49.370611][ T411] br2: port 3(vx20) entered forwarding state [ 50.338403][ T50] br2: port 1(w1) entered blocking state [ 50.338664][ T50] br2: port 1(w1) entered forwarding state [ 53.373417][ T448] br2: port 1(w1) entered blocking state [ 53.373715][ T448] br2: port 1(w1) entered disabled state [ 53.374005][ T448] w1: entered allmulticast mode [ 53.376245][ T448] w1: entered promiscuous mode [ 54.294362][ T456] br2: port 2(vx10) entered blocking state [ 54.295228][ T456] br2: port 2(vx10) entered disabled state [ 54.295575][ T456] vx10: entered allmulticast mode [ 54.297090][ T456] vx10: entered promiscuous mode [ 54.297525][ T456] br2: port 2(vx10) entered blocking state [ 54.297729][ T456] br2: port 2(vx10) entered forwarding state [ 55.022302][ T463] br2: port 3(vx20) entered blocking state [ 55.022575][ T463] br2: port 3(vx20) entered disabled state [ 55.022799][ T463] vx20: entered allmulticast mode [ 55.024359][ T463] vx20: entered promiscuous mode [ 55.024800][ T463] br2: port 3(vx20) entered blocking state [ 55.025006][ T463] br2: port 3(vx20) entered forwarding state [ 55.916628][ T240] br2: port 1(w1) entered blocking state [ 55.916893][ T240] br2: port 1(w1) entered forwarding state [ 67.744686][ T538] GACT probability NOT on [ 162.160976][ T10] vx20: left allmulticast mode [ 162.161180][ T10] vx20: left promiscuous mode [ 162.161464][ T10] br2: port 3(vx20) entered disabled state [ 162.164952][ T10] vx10: left allmulticast mode [ 162.165142][ T10] vx10: left promiscuous mode [ 162.165399][ T10] br2: port 2(vx10) entered disabled state [ 162.171343][ T10] w1: left allmulticast mode [ 162.171521][ T10] w1: left promiscuous mode [ 162.171783][ T10] br2: port 1(w1) entered disabled state [ 162.506338][ T10] vx20: left allmulticast mode [ 162.506493][ T10] vx20: left promiscuous mode [ 162.507441][ T10] br2: port 3(vx20) entered disabled state [ 162.509306][ T10] vx10: left allmulticast mode [ 162.509446][ T10] vx10: left promiscuous mode [ 162.509688][ T10] br2: port 2(vx10) entered disabled state [ 162.511598][ T10] w1: left allmulticast mode [ 162.511733][ T10] w1: left promiscuous mode [ 162.511979][ T10] br2: port 1(w1) entered disabled state [ 164.918427][ T733] br1: port 4(veth2) entered disabled state [ 165.019391][ T734] veth2: left allmulticast mode [ 165.019594][ T734] veth2: left promiscuous mode [ 165.019848][ T734] br1: port 4(veth2) entered disabled state [ 165.422502][ T738] br1: port 3(veth1) entered disabled state [ 165.516243][ T739] veth1: left allmulticast mode [ 165.516405][ T739] veth1: left promiscuous mode [ 165.516657][ T739] br1: port 3(veth1) entered disabled state [ 165.707780][ T741] vx20: left allmulticast mode [ 165.707965][ T741] vx20: left promiscuous mode [ 165.708235][ T741] br1: port 2(vx20) entered disabled state [ 166.170274][ T745] vx10: left allmulticast mode [ 166.170456][ T745] vx10: left promiscuous mode [ 166.170721][ T745] br1: port 1(vx10) entered disabled state