[ 88.685715][ T807] IPv6: Can't replace route, no match found [ 93.051548][ T877] IPv6: Can't replace route, no match found [ 173.267088][ T1727] Mirror/redirect action on [ 177.069968][ C3] [ 177.070117][ C3] ======================================================== [ 177.070380][ C3] WARNING: possible irq lock inversion dependency detected [ 177.070638][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 177.070812][ C3] -------------------------------------------------------- [ 177.071070][ C3] ip/1744 just changed the state of lock: [ 177.071241][ C3] ffff888005a5bd80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 177.071563][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 177.071823][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 177.071827][ C3] [ 177.071827][ C3] [ 177.071827][ C3] and interrupts could create inverse lock ordering between them. [ 177.071827][ C3] [ 177.072468][ C3] [ 177.072468][ C3] other info that might help us debug this: [ 177.072725][ C3] Possible interrupt unsafe locking scenario: [ 177.072725][ C3] [ 177.072983][ C3] CPU0 CPU1 [ 177.073160][ C3] ---- ---- [ 177.073339][ C3] lock(&p->alloc_lock); [ 177.073474][ C3] local_irq_disable(); [ 177.073692][ C3] lock(&ndev->lock); [ 177.073916][ C3] lock(&p->alloc_lock); [ 177.074138][ C3] [ 177.074270][ C3] lock(&ndev->lock); [ 177.074403][ C3] [ 177.074403][ C3] *** DEADLOCK *** [ 177.074403][ C3] [ 177.074668][ C3] 2 locks held by ip/1744: [ 177.074844][ C3] #0: ffff888006772f10 (&sb->s_type->i_mutex_key#5){++++}-{3:3}, at: netfs_start_io_direct+0x23/0x210 [ 177.075217][ C3] #1: ffffc90000288d68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 177.075525][ C3] [ 177.075525][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 177.075842][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 177.076019][ C3] HARDIRQ-ON-W at: [ 177.076151][ C3] __lock_acquire+0x797/0x1570 [ 177.076382][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.076602][ C3] _raw_spin_lock+0x30/0x40 [ 177.076825][ C3] set_mems_allowed+0x1d/0x210 [ 177.077045][ C3] kernel_init_freeable+0x72/0x310 [ 177.077264][ C3] kernel_init+0x20/0x200 [ 177.077484][ C3] ret_from_fork+0x31/0x70 [ 177.077711][ C3] ret_from_fork_asm+0x1a/0x30 [ 177.077928][ C3] SOFTIRQ-ON-W at: [ 177.078057][ C3] __lock_acquire+0x797/0x1570 [ 177.078272][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.078488][ C3] _raw_spin_lock+0x30/0x40 [ 177.078706][ C3] set_mems_allowed+0x1d/0x210 [ 177.078925][ C3] kernel_init_freeable+0x72/0x310 [ 177.079145][ C3] kernel_init+0x20/0x200 [ 177.079360][ C3] ret_from_fork+0x31/0x70 [ 177.079584][ C3] ret_from_fork_asm+0x1a/0x30 [ 177.079802][ C3] INITIAL USE at: [ 177.079932][ C3] __lock_acquire+0x797/0x1570 [ 177.080149][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.080368][ C3] _raw_spin_lock+0x30/0x40 [ 177.080593][ C3] set_mems_allowed+0x1d/0x210 [ 177.080808][ C3] kernel_init_freeable+0x72/0x310 [ 177.081022][ C3] kernel_init+0x20/0x200 [ 177.081245][ C3] ret_from_fork+0x31/0x70 [ 177.081461][ C3] ret_from_fork_asm+0x1a/0x30 [ 177.081694][ C3] } [ 177.081785][ C3] ... key at: [] __key.388+0x0/0x40 [ 177.082051][ C3] ... acquired at: [ 177.082182][ C3] __lock_acquire+0xaf0/0x1570 [ 177.082369][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.082547][ C3] _raw_spin_lock+0x30/0x40 [ 177.082722][ C3] __get_task_comm+0x27/0x70 [ 177.082903][ C3] ref_tracker_alloc+0x2ee/0x490 [ 177.083081][ C3] netdev_get_by_index+0x5e/0x80 [ 177.083259][ C3] fib6_nh_init+0x3d8/0x1580 [ 177.083439][ C3] ip6_route_info_create+0xf18/0x17d0 [ 177.083612][ C3] addrconf_f6i_alloc+0x265/0x560 [ 177.083786][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 177.083962][ C3] addrconf_join_anycast+0x1c0/0x220 [ 177.084136][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 177.084310][ C3] addrconf_dad_completed+0x12b/0xe20 [ 177.084487][ C3] addrconf_dad_begin+0x310/0x670 [ 177.084662][ C3] addrconf_dad_work+0x10b/0xab0 [ 177.084834][ C3] process_one_work+0xe2c/0x1730 [ 177.085012][ C3] worker_thread+0x587/0xd30 [ 177.085182][ C3] kthread+0x28a/0x350 [ 177.085314][ C3] ret_from_fork+0x31/0x70 [ 177.085491][ C3] ret_from_fork_asm+0x1a/0x30 [ 177.085676][ C3] [ 177.085767][ C3] -> (&ndev->lock){++-.}-{2:2} { [ 177.085948][ C3] HARDIRQ-ON-W at: [ 177.086074][ C3] __lock_acquire+0x797/0x1570 [ 177.086296][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.086512][ C3] _raw_write_lock_bh+0x38/0x50 [ 177.086728][ C3] addrconf_permanent_addr+0x6e/0x670 [ 177.086948][ C3] addrconf_notify+0x749/0xd60 [ 177.087170][ C3] notifier_call_chain+0xcd/0x150 [ 177.087387][ C3] __dev_notify_flags+0xe6/0x250 [ 177.087607][ C3] dev_change_flags+0xec/0x160 [ 177.087828][ C3] do_setlink+0x7d6/0x21e0 [ 177.088048][ C3] __rtnl_newlink+0xaa7/0xd80 [ 177.088270][ C3] rtnl_newlink+0x63/0xa0 [ 177.088500][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 177.088718][ C3] netlink_rcv_skb+0x130/0x360 [ 177.088938][ C3] netlink_unicast+0x449/0x710 [ 177.089153][ C3] netlink_sendmsg+0x723/0xbe0 [ 177.089367][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 177.089585][ C3] ___sys_sendmsg+0xee/0x170 [ 177.089806][ C3] __sys_sendmsg+0xcd/0x170 [ 177.090027][ C3] do_syscall_64+0xc6/0x1e0 [ 177.090240][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 177.090496][ C3] HARDIRQ-ON-R at: [ 177.090625][ C3] __lock_acquire+0x797/0x1570 [ 177.090839][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.091051][ C3] _raw_read_lock_bh+0x44/0x80 [ 177.091269][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 177.091501][ C3] inet6_fill_link_af+0x5e/0xe0 [ 177.091717][ C3] rtnl_fill_ifinfo+0x1615/0x2a90 [ 177.091928][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 177.092145][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 177.092400][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 177.092612][ C3] register_netdevice+0x1177/0x1690 [ 177.092833][ C3] register_netdev+0x20/0x40 [ 177.093045][ C3] vti6_init_net+0x25d/0x380 [ 177.093259][ C3] ops_init+0x9b/0x560 [ 177.093432][ C3] register_pernet_operations+0x2db/0x710 [ 177.093688][ C3] register_pernet_device+0x2a/0x60 [ 177.093904][ C3] vti6_tunnel_init+0x18/0x110 [ 177.094135][ C3] do_one_initcall+0x8d/0x1e0 [ 177.094354][ C3] do_initcalls+0x1b2/0x3e0 [ 177.094564][ C3] kernel_init_freeable+0x232/0x310 [ 177.094779][ C3] kernel_init+0x20/0x200 [ 177.094984][ C3] ret_from_fork+0x31/0x70 [ 177.095202][ C3] ret_from_fork_asm+0x1a/0x30 [ 177.095423][ C3] IN-SOFTIRQ-W at: [ 177.095564][ C3] __lock_acquire+0x797/0x1570 [ 177.095781][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.095996][ C3] _raw_write_lock+0x30/0x40 [ 177.096207][ C3] addrconf_rs_timer+0xa9/0x730 [ 177.096421][ C3] call_timer_fn+0x13b/0x230 [ 177.096642][ C3] __run_timers+0x545/0x810 [ 177.096862][ C3] run_timer_softirq+0xe8/0x1b0 [ 177.097076][ C3] __do_softirq+0x1f8/0x5df [ 177.097299][ C3] irq_exit_rcu+0x97/0xc0 [ 177.097517][ C3] sysvec_apic_timer_interrupt+0x75/0x80 [ 177.097778][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 177.098042][ C3] _raw_spin_unlock_irqrestore+0x43/0x70 [ 177.098308][ C3] get_partial_node.part.0+0x1c5/0x3a0 [ 177.098529][ C3] ___slab_alloc+0xb70/0x10a0 [ 177.098744][ C3] __kmalloc+0x34c/0x3c0 [ 177.098960][ C3] p9_fcall_init+0x7d/0x1b0 [ 177.099176][ C3] p9_tag_alloc+0x138/0x700 [ 177.099392][ C3] p9_client_prepare_req+0xe6/0x290 [ 177.099605][ C3] p9_client_rpc+0x18d/0x930 [ 177.099825][ C3] p9_client_read_once+0x1f1/0x860 [ 177.100041][ C3] p9_client_read+0xfd/0x160 [ 177.100258][ C3] v9fs_issue_read+0x104/0x1b0 [ 177.100476][ C3] netfs_rreq_submit_slice+0x3da/0x5f0 [ 177.100695][ C3] netfs_begin_read+0x450/0xb20 [ 177.100926][ C3] netfs_unbuffered_read_iter_locked+0x5c4/0x810 [ 177.101190][ C3] netfs_unbuffered_read_iter+0xaa/0xf0 [ 177.101440][ C3] do_iter_readv_writev+0x42f/0x620 [ 177.101657][ C3] vfs_iter_read+0x122/0x450 [ 177.101872][ C3] backing_file_read_iter+0x4bc/0x6a0 [ 177.102083][ C3] ovl_read_iter+0x1ff/0x270 [ 177.102301][ C3] vfs_read+0x5dd/0xbf0 [ 177.102524][ C3] __x64_sys_pread64+0x197/0x1f0 [ 177.102734][ C3] do_syscall_64+0xc6/0x1e0 [ 177.102956][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 177.103214][ C3] INITIAL USE at: [ 177.103343][ C3] __lock_acquire+0x797/0x1570 [ 177.103557][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.103780][ C3] _raw_write_lock_bh+0x38/0x50 [ 177.103997][ C3] addrconf_permanent_addr+0x6e/0x670 [ 177.104216][ C3] addrconf_notify+0x749/0xd60 [ 177.104435][ C3] notifier_call_chain+0xcd/0x150 [ 177.104654][ C3] __dev_notify_flags+0xe6/0x250 [ 177.104872][ C3] dev_change_flags+0xec/0x160 [ 177.105084][ C3] do_setlink+0x7d6/0x21e0 [ 177.105301][ C3] __rtnl_newlink+0xaa7/0xd80 [ 177.105635][ C3] rtnl_newlink+0x63/0xa0 [ 177.105851][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 177.106065][ C3] netlink_rcv_skb+0x130/0x360 [ 177.106384][ C3] netlink_unicast+0x449/0x710 [ 177.106599][ C3] netlink_sendmsg+0x723/0xbe0 [ 177.106822][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 177.107038][ C3] ___sys_sendmsg+0xee/0x170 [ 177.107355][ C3] __sys_sendmsg+0xcd/0x170 [ 177.107572][ C3] do_syscall_64+0xc6/0x1e0 [ 177.107789][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 177.108257][ C3] INITIAL READ USE at: [ 177.108388][ C3] __lock_acquire+0x797/0x1570 [ 177.108612][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.108827][ C3] _raw_read_lock_bh+0x44/0x80 [ 177.109152][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 177.109409][ C3] inet6_fill_link_af+0x5e/0xe0 [ 177.109625][ C3] rtnl_fill_ifinfo+0x1615/0x2a90 [ 177.109944][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 177.110204][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 177.110463][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 177.110786][ C3] register_netdevice+0x1177/0x1690 [ 177.111046][ C3] register_netdev+0x20/0x40 [ 177.111261][ C3] vti6_init_net+0x25d/0x380 [ 177.111581][ C3] ops_init+0x9b/0x560 [ 177.111800][ C3] register_pernet_operations+0x2db/0x710 [ 177.112056][ C3] register_pernet_device+0x2a/0x60 [ 177.112423][ C3] vti6_tunnel_init+0x18/0x110 [ 177.112638][ C3] do_one_initcall+0x8d/0x1e0 [ 177.112854][ C3] do_initcalls+0x1b2/0x3e0 [ 177.113074][ C3] kernel_init_freeable+0x232/0x310 [ 177.113433][ C3] kernel_init+0x20/0x200 [ 177.113647][ C3] ret_from_fork+0x31/0x70 [ 177.113863][ C3] ret_from_fork_asm+0x1a/0x30 [ 177.114180][ C3] } [ 177.114267][ C3] ... key at: [] __key.37+0x0/0x40 [ 177.114522][ C3] ... acquired at: [ 177.114653][ C3] mark_lock+0x28d/0x3e0 [ 177.114930][ C3] mark_usage+0xd9/0x2a0 [ 177.115100][ C3] __lock_acquire+0x797/0x1570 [ 177.115270][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.115440][ C3] _raw_write_lock+0x30/0x40 [ 177.115616][ C3] addrconf_rs_timer+0xa9/0x730 [ 177.115787][ C3] call_timer_fn+0x13b/0x230 [ 177.115956][ C3] __run_timers+0x545/0x810 [ 177.116127][ C3] run_timer_softirq+0xe8/0x1b0 [ 177.116304][ C3] __do_softirq+0x1f8/0x5df [ 177.116583][ C3] irq_exit_rcu+0x97/0xc0 [ 177.116756][ C3] sysvec_apic_timer_interrupt+0x75/0x80 [ 177.116972][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 177.117289][ C3] _raw_spin_unlock_irqrestore+0x43/0x70 [ 177.117502][ C3] get_partial_node.part.0+0x1c5/0x3a0 [ 177.117679][ C3] ___slab_alloc+0xb70/0x10a0 [ 177.117856][ C3] __kmalloc+0x34c/0x3c0 [ 177.118140][ C3] p9_fcall_init+0x7d/0x1b0 [ 177.118313][ C3] p9_tag_alloc+0x138/0x700 [ 177.118484][ C3] p9_client_prepare_req+0xe6/0x290 [ 177.118658][ C3] p9_client_rpc+0x18d/0x930 [ 177.118833][ C3] p9_client_read_once+0x1f1/0x860 [ 177.119109][ C3] p9_client_read+0xfd/0x160 [ 177.119280][ C3] v9fs_issue_read+0x104/0x1b0 [ 177.119452][ C3] netfs_rreq_submit_slice+0x3da/0x5f0 [ 177.119624][ C3] netfs_begin_read+0x450/0xb20 [ 177.119803][ C3] netfs_unbuffered_read_iter_locked+0x5c4/0x810 [ 177.120015][ C3] netfs_unbuffered_read_iter+0xaa/0xf0 [ 177.120186][ C3] do_iter_readv_writev+0x42f/0x620 [ 177.120361][ C3] vfs_iter_read+0x122/0x450 [ 177.120637][ C3] backing_file_read_iter+0x4bc/0x6a0 [ 177.120810][ C3] ovl_read_iter+0x1ff/0x270 [ 177.120985][ C3] vfs_read+0x5dd/0xbf0 [ 177.121125][ C3] __x64_sys_pread64+0x197/0x1f0 [ 177.121507][ C3] do_syscall_64+0xc6/0x1e0 [ 177.121685][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 177.121902][ C3] [ 177.121990][ C3] [ 177.121990][ C3] stack backtrace: [ 177.122210][ C3] CPU: 3 PID: 1744 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 177.122594][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 177.122982][ C3] Call Trace: [ 177.123229][ C3] [ 177.123321][ C3] dump_stack_lvl+0x82/0xd0 [ 177.123499][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 177.123715][ C3] ? kernel_text_address+0xce/0xe0 [ 177.123894][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 177.124213][ C3] ? __pfx_usage_skip+0x10/0x10 [ 177.124384][ C3] ? __pfx_usage_match+0x10/0x10 [ 177.124558][ C3] ? arch_stack_walk+0xa2/0xf0 [ 177.124734][ C3] mark_lock_irq+0x4cd/0xa10 [ 177.125017][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 177.125187][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 177.125362][ C3] ? save_trace+0x8f/0x5b0 [ 177.125540][ C3] mark_lock+0x28d/0x3e0 [ 177.125678][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 177.125852][ C3] mark_usage+0xd9/0x2a0 [ 177.125986][ C3] __lock_acquire+0x797/0x1570 [ 177.126160][ C3] ? __pfx_validate_chain+0x10/0x10 [ 177.126333][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 177.126606][ C3] lock_acquire.part.0+0xeb/0x330 [ 177.126779][ C3] ? addrconf_rs_timer+0xa9/0x730 [ 177.126950][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 177.127124][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 177.127399][ C3] ? addrconf_rs_timer+0xa9/0x730 [ 177.127576][ C3] ? lock_acquire+0x32/0xc0 [ 177.127751][ C3] ? addrconf_rs_timer+0xa9/0x730 [ 177.127927][ C3] _raw_write_lock+0x30/0x40 [ 177.128213][ C3] ? addrconf_rs_timer+0xa9/0x730 [ 177.128382][ C3] addrconf_rs_timer+0xa9/0x730 [ 177.128553][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 177.128725][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 177.128896][ C3] ? call_timer_fn+0xe8/0x230 [ 177.129172][ C3] ? lock_acquire+0x32/0xc0 [ 177.129346][ C3] ? call_timer_fn+0xe8/0x230 [ 177.129520][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 177.129689][ C3] call_timer_fn+0x13b/0x230 [ 177.129965][ C3] ? call_timer_fn+0xe8/0x230 [ 177.130136][ C3] ? call_timer_fn+0xe8/0x230 [ 177.130306][ C3] ? __pfx_call_timer_fn+0x10/0x10 [ 177.130477][ C3] ? hlock_class+0x4e/0x130 [ 177.130647][ C3] ? mark_held_locks+0x9e/0xe0 [ 177.130820][ C3] __run_timers+0x545/0x810 [ 177.130993][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 177.131167][ C3] ? __pfx___run_timers+0x10/0x10 [ 177.131441][ C3] ? do_raw_spin_lock+0x131/0x270 [ 177.131617][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 177.131789][ C3] ? lock_acquire+0x32/0xc0 [ 177.131961][ C3] ? run_timer_softirq+0xe0/0x1b0 [ 177.132134][ C3] run_timer_softirq+0xe8/0x1b0 [ 177.132406][ C3] __do_softirq+0x1f8/0x5df [ 177.132585][ C3] irq_exit_rcu+0x97/0xc0 [ 177.132715][ C3] sysvec_apic_timer_interrupt+0x75/0x80 [ 177.132890][ C3] [ 177.132981][ C3] [ 177.133172][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 177.133385][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 177.133611][ C3] Code: 10 e8 81 21 79 fd 48 89 ef e8 b9 91 79 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 f5 7b cd 69 <74> 0e 5b 5d c3 cc cc cc cc e8 0f f0 9c fd eb dc 0f 1f 44 00 00 5b [ 177.134334][ C3] RSP: 0018:ffffc9000057f1c0 EFLAGS: 00000282 [ 177.134554][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff32c7a33 [ 177.134915][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff96364de1 [ 177.135176][ C3] RBP: ffff888001041080 R08: 0000000000000001 R09: fffffbfff32c32af [ 177.135433][ C3] R10: ffffffff9961957f R11: 0000000000001000 R12: ffff888001041080 [ 177.135807][ C3] R13: ffffea0000179800 R14: ffff8880010433c0 R15: ffff888005e64000 [ 177.136068][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 177.136288][ C3] get_partial_node.part.0+0x1c5/0x3a0 [ 177.136568][ C3] ___slab_alloc+0xb70/0x10a0 [ 177.136741][ C3] ? fs_reclaim_acquire+0xb3/0x170 [ 177.136913][ C3] ? p9_fcall_init+0x7d/0x1b0 [ 177.137088][ C3] ? __pfx___lock_release+0x10/0x10 [ 177.137371][ C3] ? p9_fcall_init+0x7d/0x1b0 [ 177.137540][ C3] ? __kmalloc+0x34c/0x3c0 [ 177.137709][ C3] __kmalloc+0x34c/0x3c0 [ 177.137843][ C3] p9_fcall_init+0x7d/0x1b0 [ 177.138020][ C3] p9_tag_alloc+0x138/0x700 [ 177.138294][ C3] ? __pfx_p9_tag_alloc+0x10/0x10 [ 177.138471][ C3] ? netfs_alloc_subrequest+0x81/0x290 [ 177.138651][ C3] ? is_bpf_text_address+0x71/0x120 [ 177.138832][ C3] p9_client_prepare_req+0xe6/0x290 [ 177.139111][ C3] ? hlock_class+0x4e/0x130 [ 177.139282][ C3] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 177.139498][ C3] p9_client_rpc+0x18d/0x930 [ 177.139669][ C3] ? __pfx_p9_client_rpc+0x10/0x10 [ 177.139946][ C3] ? __lock_release+0x103/0x460 [ 177.140118][ C3] ? __debug_object_init+0x2f7/0x450 [ 177.140294][ C3] ? __pfx___lock_release+0x10/0x10 [ 177.140466][ C3] p9_client_read_once+0x1f1/0x860 [ 177.140641][ C3] ? mark_held_locks+0x9e/0xe0 [ 177.140814][ C3] ? __pfx_p9_client_read_once+0x10/0x10 [ 177.140985][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 177.141197][ C3] ? __debug_object_init+0x2f7/0x450 [ 177.141471][ C3] p9_client_read+0xfd/0x160 [ 177.141644][ C3] v9fs_issue_read+0x104/0x1b0 [ 177.141819][ C3] ? __pfx_v9fs_issue_read+0x10/0x10 [ 177.141989][ C3] ? netfs_rreq_prepare_read+0x3fa/0xa50 [ 177.142163][ C3] netfs_rreq_submit_slice+0x3da/0x5f0 [ 177.142437][ C3] netfs_begin_read+0x450/0xb20 [ 177.142609][ C3] ? netfs_extract_user_iter+0x316/0x550 [ 177.142775][ C3] ? __pfx_netfs_begin_read+0x10/0x10 [ 177.142944][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 177.143220][ C3] ? __pfx_netfs_extract_user_iter+0x10/0x10 [ 177.143427][ C3] ? netfs_alloc_request+0x634/0x850 [ 177.143595][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 177.143764][ C3] ? _raw_spin_unlock+0x23/0x40 [ 177.144039][ C3] ? netfs_alloc_request+0x634/0x850 [ 177.144210][ C3] netfs_unbuffered_read_iter_locked+0x5c4/0x810 [ 177.144426][ C3] netfs_unbuffered_read_iter+0xaa/0xf0 [ 177.144604][ C3] do_iter_readv_writev+0x42f/0x620 [ 177.144781][ C3] ? __pfx_do_iter_readv_writev+0x10/0x10 [ 177.144953][ C3] ? __pfx___lock_release+0x10/0x10 [ 177.145123][ C3] vfs_iter_read+0x122/0x450 [ 177.145293][ C3] backing_file_read_iter+0x4bc/0x6a0 [ 177.145572][ C3] ovl_read_iter+0x1ff/0x270 [ 177.145752][ C3] ? __pfx_ovl_read_iter+0x10/0x10 [ 177.145924][ C3] ? __pfx_ovl_file_accessed+0x10/0x10 [ 177.146097][ C3] vfs_read+0x5dd/0xbf0 [ 177.146226][ C3] ? kmem_cache_free+0xd7/0x220 [ 177.146497][ C3] ? __pfx_vfs_read+0x10/0x10 [ 177.146667][ C3] ? __pfx_do_sys_openat2+0x10/0x10 [ 177.146838][ C3] ? __fget_light+0x53/0x1e0 [ 177.147013][ C3] __x64_sys_pread64+0x197/0x1f0 [ 177.147282][ C3] ? __pfx___x64_sys_pread64+0x10/0x10 [ 177.147456][ C3] do_syscall_64+0xc6/0x1e0 [ 177.147633][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 177.147847][ C3] RIP: 0033:0x7fb06b21816e [ 177.148241][ C3] Code: 00 00 00 00 f7 d8 89 05 90 f0 00 00 48 c7 c0 ff ff ff ff c3 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 49 89 ca b8 11 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 f7 d8 89 05 [ 177.148849][ C3] RSP: 002b:00007fff8bae9448 EFLAGS: 00000206 ORIG_RAX: 0000000000000011 [ 177.149216][ C3] RAX: ffffffffffffffda RBX: 00007fff8bae9948 RCX: 00007fb06b21816e [ 177.149483][ C3] RDX: 00000000000000bc RSI: 00007fff8bae9450 RDI: 0000000000000005 [ 177.149737][ C3] RBP: 00007fff8bae9580 R08: 00007fff8bae97f8 R09: 0000000000000000 [ 177.149991][ C3] R10: 0000000000000320 R11: 0000000000000206 R12: 00007fff8bae9450 [ 177.150248][ C3] R13: 00007fff8bae97f8 R14: 00007fff8bae97b0 R15: 0000000000000005 [ 177.150611][ C3] [ 285.415029][ T2307] veth2: entered promiscuous mode [ 285.472613][ T2307] veth2: left promiscuous mode