[ 53.746608][ T393] ip (393) used greatest stack depth: 23848 bytes left [ 56.216801][ T426] ip (426) used greatest stack depth: 23840 bytes left [ 60.904580][ C2] [ 60.904683][ C2] ======================================================== [ 60.904897][ C2] WARNING: possible irq lock inversion dependency detected [ 60.905109][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 60.905257][ C2] -------------------------------------------------------- [ 60.905489][ C2] ip/469 just changed the state of lock: [ 60.905634][ C2] ffff8880083bbd80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 60.905897][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 60.906110][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 60.906114][ C2] [ 60.906114][ C2] [ 60.906114][ C2] and interrupts could create inverse lock ordering between them. [ 60.906114][ C2] [ 60.906642][ C2] [ 60.906642][ C2] other info that might help us debug this: [ 60.906851][ C2] Possible interrupt unsafe locking scenario: [ 60.906851][ C2] [ 60.907063][ C2] CPU0 CPU1 [ 60.907204][ C2] ---- ---- [ 60.907346][ C2] lock(&p->alloc_lock); [ 60.907455][ C2] local_irq_disable(); [ 60.907636][ C2] lock(&ndev->lock); [ 60.907814][ C2] lock(&p->alloc_lock); [ 60.907992][ C2] [ 60.908099][ C2] lock(&ndev->lock); [ 60.908208][ C2] [ 60.908208][ C2] *** DEADLOCK *** [ 60.908208][ C2] [ 60.908417][ C2] 2 locks held by ip/469: [ 60.908528][ C2] #0: ffffffff92e31da0 (sched_map-wait-type-override){+.+.}-{2:2}, at: schedule+0x10a/0x210 [ 60.908824][ C2] #1: ffffc90000230d68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 60.909081][ C2] [ 60.909081][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 60.909348][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 60.909500][ C2] HARDIRQ-ON-W at: [ 60.909611][ C2] __lock_acquire+0x797/0x1570 [ 60.909803][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.909986][ C2] _raw_spin_lock+0x30/0x40 [ 60.910170][ C2] set_mems_allowed+0x1d/0x210 [ 60.910356][ C2] kernel_init_freeable+0x72/0x310 [ 60.910541][ C2] kernel_init+0x20/0x200 [ 60.910724][ C2] ret_from_fork+0x31/0x70 [ 60.910909][ C2] ret_from_fork_asm+0x1a/0x30 [ 60.911093][ C2] SOFTIRQ-ON-W at: [ 60.911203][ C2] __lock_acquire+0x797/0x1570 [ 60.911384][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.911574][ C2] _raw_spin_lock+0x30/0x40 [ 60.911758][ C2] set_mems_allowed+0x1d/0x210 [ 60.911950][ C2] kernel_init_freeable+0x72/0x310 [ 60.912132][ C2] kernel_init+0x20/0x200 [ 60.912316][ C2] ret_from_fork+0x31/0x70 [ 60.912497][ C2] ret_from_fork_asm+0x1a/0x30 [ 60.912678][ C2] INITIAL USE at: [ 60.912787][ C2] __lock_acquire+0x797/0x1570 [ 60.912970][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.913152][ C2] _raw_spin_lock+0x30/0x40 [ 60.913357][ C2] set_mems_allowed+0x1d/0x210 [ 60.913539][ C2] kernel_init_freeable+0x72/0x310 [ 60.913728][ C2] kernel_init+0x20/0x200 [ 60.913912][ C2] ret_from_fork+0x31/0x70 [ 60.914095][ C2] ret_from_fork_asm+0x1a/0x30 [ 60.914280][ C2] } [ 60.914355][ C2] ... key at: [] __key.388+0x0/0x40 [ 60.914572][ C2] ... acquired at: [ 60.914679][ C2] __lock_acquire+0xaf0/0x1570 [ 60.914826][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.914973][ C2] _raw_spin_lock+0x30/0x40 [ 60.915117][ C2] __get_task_comm+0x27/0x70 [ 60.915262][ C2] ref_tracker_alloc+0x2ee/0x490 [ 60.915411][ C2] netdev_get_by_index+0x5e/0x80 [ 60.915556][ C2] fib6_nh_init+0x3d8/0x1580 [ 60.915702][ C2] ip6_route_info_create+0xf18/0x17d0 [ 60.915847][ C2] ip6_route_add+0x1c/0x140 [ 60.915992][ C2] addrconf_prefix_route+0x2a6/0x430 [ 60.916138][ C2] addrconf_permanent_addr+0x32f/0x670 [ 60.916282][ C2] addrconf_notify+0x749/0xd60 [ 60.916428][ C2] notifier_call_chain+0xcd/0x150 [ 60.916574][ C2] __dev_notify_flags+0xe6/0x250 [ 60.916723][ C2] dev_change_flags+0xec/0x160 [ 60.916867][ C2] do_setlink+0x7d6/0x21e0 [ 60.917012][ C2] __rtnl_newlink+0xaa7/0xd80 [ 60.917156][ C2] rtnl_newlink+0x63/0xa0 [ 60.917322][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 60.917468][ C2] netlink_rcv_skb+0x130/0x360 [ 60.917614][ C2] netlink_unicast+0x449/0x710 [ 60.917763][ C2] netlink_sendmsg+0x723/0xbe0 [ 60.917911][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 60.918057][ C2] ___sys_sendmsg+0xee/0x170 [ 60.918203][ C2] __sys_sendmsg+0xcd/0x170 [ 60.918348][ C2] do_syscall_64+0xc6/0x1e0 [ 60.918495][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 60.918674][ C2] [ 60.918748][ C2] -> (&ndev->lock){++-.}-{2:2} { [ 60.918898][ C2] HARDIRQ-ON-W at: [ 60.919008][ C2] __lock_acquire+0x797/0x1570 [ 60.919194][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.919376][ C2] _raw_write_lock_bh+0x38/0x50 [ 60.919559][ C2] addrconf_permanent_addr+0x6e/0x670 [ 60.919743][ C2] addrconf_notify+0x749/0xd60 [ 60.919925][ C2] notifier_call_chain+0xcd/0x150 [ 60.920106][ C2] __dev_notify_flags+0xe6/0x250 [ 60.920292][ C2] dev_change_flags+0xec/0x160 [ 60.920474][ C2] do_setlink+0x7d6/0x21e0 [ 60.920655][ C2] __rtnl_newlink+0xaa7/0xd80 [ 60.920836][ C2] rtnl_newlink+0x63/0xa0 [ 60.921019][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 60.921198][ C2] netlink_rcv_skb+0x130/0x360 [ 60.921405][ C2] netlink_unicast+0x449/0x710 [ 60.921587][ C2] netlink_sendmsg+0x723/0xbe0 [ 60.921771][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 60.921952][ C2] ___sys_sendmsg+0xee/0x170 [ 60.922133][ C2] __sys_sendmsg+0xcd/0x170 [ 60.922316][ C2] do_syscall_64+0xc6/0x1e0 [ 60.922496][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 60.922716][ C2] HARDIRQ-ON-R at: [ 60.922826][ C2] __lock_acquire+0x797/0x1570 [ 60.923010][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.923191][ C2] _raw_read_lock_bh+0x44/0x80 [ 60.923373][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 60.923556][ C2] inet6_fill_link_af+0x5e/0xe0 [ 60.923740][ C2] rtnl_fill_ifinfo+0x1615/0x2a90 [ 60.923934][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 60.924118][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 60.924334][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 60.924515][ C2] register_netdevice+0x1177/0x1690 [ 60.924697][ C2] register_netdev+0x20/0x40 [ 60.924883][ C2] vti6_init_net+0x25d/0x380 [ 60.925066][ C2] ops_init+0x9b/0x560 [ 60.925211][ C2] register_pernet_operations+0x2db/0x710 [ 60.925449][ C2] register_pernet_device+0x2a/0x60 [ 60.925633][ C2] vti6_tunnel_init+0x18/0x110 [ 60.925815][ C2] do_one_initcall+0x8d/0x1e0 [ 60.925999][ C2] do_initcalls+0x1b2/0x3e0 [ 60.926185][ C2] kernel_init_freeable+0x232/0x310 [ 60.926367][ C2] kernel_init+0x20/0x200 [ 60.926548][ C2] ret_from_fork+0x31/0x70 [ 60.926734][ C2] ret_from_fork_asm+0x1a/0x30 [ 60.926917][ C2] IN-SOFTIRQ-W at: [ 60.927028][ C2] __lock_acquire+0x797/0x1570 [ 60.927211][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.927397][ C2] _raw_write_lock+0x30/0x40 [ 60.927579][ C2] addrconf_rs_timer+0xa9/0x730 [ 60.927761][ C2] call_timer_fn+0x13b/0x230 [ 60.928041][ C2] __run_timers+0x545/0x810 [ 60.928224][ C2] run_timer_softirq+0xe8/0x1b0 [ 60.928405][ C2] __do_softirq+0x1f8/0x5df [ 60.928592][ C2] irq_exit_rcu+0x97/0xc0 [ 60.928863][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 60.929081][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 60.929321][ C2] lock_acquire.part.0+0x119/0x330 [ 60.929595][ C2] schedule+0x129/0x210 [ 60.929777][ C2] p9_client_rpc+0x33c/0x930 [ 60.929964][ C2] p9_client_readlink+0x71/0x120 [ 60.930235][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 60.930419][ C2] pick_link+0x8b4/0x1160 [ 60.930601][ C2] step_into+0x84e/0xfa0 [ 60.930871][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 60.931087][ C2] path_lookupat+0x72/0x660 [ 60.931271][ C2] filename_lookup+0x19e/0x420 [ 60.931461][ C2] vfs_statx+0xe8/0x460 [ 60.931739][ C2] vfs_fstatat+0x93/0xc0 [ 60.931920][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 60.932101][ C2] do_syscall_64+0xc6/0x1e0 [ 60.932282][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 60.932499][ C2] INITIAL USE at: [ 60.932610][ C2] __lock_acquire+0x797/0x1570 [ 60.932793][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.933066][ C2] _raw_write_lock_bh+0x38/0x50 [ 60.933253][ C2] addrconf_permanent_addr+0x6e/0x670 [ 60.933450][ C2] addrconf_notify+0x749/0xd60 [ 60.933721][ C2] notifier_call_chain+0xcd/0x150 [ 60.933920][ C2] __dev_notify_flags+0xe6/0x250 [ 60.934103][ C2] dev_change_flags+0xec/0x160 [ 60.934373][ C2] do_setlink+0x7d6/0x21e0 [ 60.934554][ C2] __rtnl_newlink+0xaa7/0xd80 [ 60.934735][ C2] rtnl_newlink+0x63/0xa0 [ 60.934917][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 60.935195][ C2] netlink_rcv_skb+0x130/0x360 [ 60.935379][ C2] netlink_unicast+0x449/0x710 [ 60.935562][ C2] netlink_sendmsg+0x723/0xbe0 [ 60.935831][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 60.936012][ C2] ___sys_sendmsg+0xee/0x170 [ 60.936193][ C2] __sys_sendmsg+0xcd/0x170 [ 60.936378][ C2] do_syscall_64+0xc6/0x1e0 [ 60.936651][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 60.936870][ C2] INITIAL READ USE at: [ 60.936980][ C2] __lock_acquire+0x797/0x1570 [ 60.937164][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.937367][ C2] _raw_read_lock_bh+0x44/0x80 [ 60.937549][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 60.937859][ C2] inet6_fill_link_af+0x5e/0xe0 [ 60.938044][ C2] rtnl_fill_ifinfo+0x1615/0x2a90 [ 60.938224][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 60.938443][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 60.938754][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 60.938936][ C2] register_netdevice+0x1177/0x1690 [ 60.939151][ C2] register_netdev+0x20/0x40 [ 60.939335][ C2] vti6_init_net+0x25d/0x380 [ 60.939517][ C2] ops_init+0x9b/0x560 [ 60.939698][ C2] register_pernet_operations+0x2db/0x710 [ 60.940004][ C2] register_pernet_device+0x2a/0x60 [ 60.940219][ C2] vti6_tunnel_init+0x18/0x110 [ 60.940402][ C2] do_one_initcall+0x8d/0x1e0 [ 60.940676][ C2] do_initcalls+0x1b2/0x3e0 [ 60.940859][ C2] kernel_init_freeable+0x232/0x310 [ 60.941075][ C2] kernel_init+0x20/0x200 [ 60.941265][ C2] ret_from_fork+0x31/0x70 [ 60.941460][ C2] ret_from_fork_asm+0x1a/0x30 [ 60.941645][ C2] } [ 60.941719][ C2] ... key at: [] __key.37+0x0/0x40 [ 60.942022][ C2] ... acquired at: [ 60.942129][ C2] mark_lock+0x28d/0x3e0 [ 60.942274][ C2] mark_usage+0xd9/0x2a0 [ 60.942418][ C2] __lock_acquire+0x797/0x1570 [ 60.942738][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.942883][ C2] _raw_write_lock+0x30/0x40 [ 60.943029][ C2] addrconf_rs_timer+0xa9/0x730 [ 60.943176][ C2] call_timer_fn+0x13b/0x230 [ 60.943321][ C2] __run_timers+0x545/0x810 [ 60.943553][ C2] run_timer_softirq+0xe8/0x1b0 [ 60.943697][ C2] __do_softirq+0x1f8/0x5df [ 60.943845][ C2] irq_exit_rcu+0x97/0xc0 [ 60.943990][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 60.944259][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 60.944439][ C2] lock_acquire.part.0+0x119/0x330 [ 60.944586][ C2] schedule+0x129/0x210 [ 60.944694][ C2] p9_client_rpc+0x33c/0x930 [ 60.944927][ C2] p9_client_readlink+0x71/0x120 [ 60.945072][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 60.945218][ C2] pick_link+0x8b4/0x1160 [ 60.945386][ C2] step_into+0x84e/0xfa0 [ 60.945622][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 60.945802][ C2] path_lookupat+0x72/0x660 [ 60.945949][ C2] filename_lookup+0x19e/0x420 [ 60.946093][ C2] vfs_statx+0xe8/0x460 [ 60.946202][ C2] vfs_fstatat+0x93/0xc0 [ 60.946346][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 60.946490][ C2] do_syscall_64+0xc6/0x1e0 [ 60.946634][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 60.946900][ C2] [ 60.946972][ C2] [ 60.946972][ C2] stack backtrace: [ 60.947147][ C2] CPU: 2 PID: 469 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 60.947366][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 60.947777][ C2] Call Trace: [ 60.947892][ C2] [ 60.947966][ C2] dump_stack_lvl+0x82/0xd0 [ 60.948113][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 60.948292][ C2] ? kernel_text_address+0xce/0xe0 [ 60.948439][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 60.948621][ C2] ? __pfx_usage_skip+0x10/0x10 [ 60.948765][ C2] ? __pfx_usage_match+0x10/0x10 [ 60.948997][ C2] ? arch_stack_walk+0xa2/0xf0 [ 60.949142][ C2] mark_lock_irq+0x4cd/0xa10 [ 60.949307][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 60.949452][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 60.949685][ C2] ? lock_acquire.part.0+0xeb/0x330 [ 60.949834][ C2] ? save_trace+0x8f/0x5b0 [ 60.949979][ C2] mark_lock+0x28d/0x3e0 [ 60.950089][ C2] mark_usage+0xd9/0x2a0 [ 60.950199][ C2] __lock_acquire+0x797/0x1570 [ 60.950433][ C2] ? mark_lock+0x38/0x3e0 [ 60.950543][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 60.950686][ C2] lock_acquire.part.0+0xeb/0x330 [ 60.950832][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 60.951062][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 60.951244][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 60.951388][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 60.951532][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 60.951761][ C2] ? lock_acquire+0x32/0xc0 [ 60.951904][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 60.952048][ C2] _raw_write_lock+0x30/0x40 [ 60.952193][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 60.952337][ C2] addrconf_rs_timer+0xa9/0x730 [ 60.952569][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 60.952714][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 60.952858][ C2] ? call_timer_fn+0xe8/0x230 [ 60.953003][ C2] ? lock_acquire+0x32/0xc0 [ 60.953234][ C2] ? call_timer_fn+0xe8/0x230 [ 60.953403][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 60.953546][ C2] call_timer_fn+0x13b/0x230 [ 60.953690][ C2] ? call_timer_fn+0xe8/0x230 [ 60.954022][ C2] ? call_timer_fn+0xe8/0x230 [ 60.954168][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 60.954316][ C2] ? hlock_class+0x4e/0x130 [ 60.954460][ C2] ? mark_held_locks+0x9e/0xe0 [ 60.954692][ C2] __run_timers+0x545/0x810 [ 60.954836][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 60.954980][ C2] ? __pfx___run_timers+0x10/0x10 [ 60.955124][ C2] ? do_raw_spin_lock+0x131/0x270 [ 60.955269][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 60.955500][ C2] ? lock_acquire+0x32/0xc0 [ 60.955643][ C2] ? run_timer_softirq+0xe0/0x1b0 [ 60.955787][ C2] run_timer_softirq+0xe8/0x1b0 [ 60.955930][ C2] __do_softirq+0x1f8/0x5df [ 60.956163][ C2] irq_exit_rcu+0x97/0xc0 [ 60.956271][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 60.956417][ C2] [ 60.956492][ C2] [ 60.956565][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 60.956832][ C2] RIP: 0010:lock_acquire.part.0+0x119/0x330 [ 60.957016][ C2] Code: ff 48 83 c4 28 65 0f c1 05 54 17 b3 70 83 f8 01 0f 85 b5 01 00 00 9c 58 f6 c4 02 0f 85 be 01 00 00 48 85 ed 0f 85 9b 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7 [ 60.957640][ C2] RSP: 0018:ffffc9000160f550 EFLAGS: 00000206 [ 60.957826][ C2] RAX: 0000000000000046 RBX: 1ffff920002c1ead RCX: 0000000000000001 [ 60.958043][ C2] RDX: 1ffff110011019fd RSI: ffff88800880cff0 RDI: ffff88800880d012 [ 60.958260][ C2] RBP: 0000000000000200 R08: 0000000000000000 R09: ffff88800880cff0 [ 60.958476][ C2] R10: 1ffff920002c1e7f R11: 0000000000000000 R12: ffffffff92e31da0 [ 60.958690][ C2] R13: ffffc9000160f6b8 R14: ffff8880043ced38 R15: ffffed1000879da5 [ 60.959000][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 60.959147][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 60.959291][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 60.959438][ C2] ? schedule+0x10a/0x210 [ 60.959639][ C2] ? lock_acquire+0x32/0xc0 [ 60.959783][ C2] ? schedule+0x10a/0x210 [ 60.959892][ C2] schedule+0x129/0x210 [ 60.960001][ C2] ? schedule+0x10a/0x210 [ 60.960109][ C2] p9_client_rpc+0x33c/0x930 [ 60.960254][ C2] ? __pfx_p9_client_rpc+0x10/0x10 [ 60.960401][ C2] ? __pfx_autoremove_wake_function+0x10/0x10 [ 60.960581][ C2] ? _raw_spin_unlock+0x23/0x40 [ 60.960725][ C2] ? __pfx_v9fs_fid_find+0x10/0x10 [ 60.960956][ C2] ? __pfx_make_vfsgid+0x10/0x10 [ 60.961100][ C2] ? _raw_spin_unlock+0x23/0x40 [ 60.961245][ C2] ? v9fs_fid_add+0xf8/0x190 [ 60.961411][ C2] p9_client_readlink+0x71/0x120 [ 60.961643][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 60.961789][ C2] ? __pfx_v9fs_vfs_get_link_dotl+0x10/0x10 [ 60.961968][ C2] ? __lookup_slow+0x209/0x3c0 [ 60.962111][ C2] pick_link+0x8b4/0x1160 [ 60.962219][ C2] ? find_held_lock+0x2c/0x110 [ 60.962366][ C2] step_into+0x84e/0xfa0 [ 60.962474][ C2] ? __up_read+0x1a7/0x780 [ 60.962617][ C2] ? __pfx_step_into+0x10/0x10 [ 60.962762][ C2] ? walk_component+0x2b6/0x4f0 [ 60.962997][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 60.963178][ C2] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 60.963357][ C2] ? validate_chain+0x130/0x9b0 [ 60.963499][ C2] ? hlock_class+0x4e/0x130 [ 60.963729][ C2] path_lookupat+0x72/0x660 [ 60.963877][ C2] filename_lookup+0x19e/0x420 [ 60.964022][ C2] ? __pfx_filename_lookup+0x10/0x10 [ 60.964168][ C2] ? find_held_lock+0x2c/0x110 [ 60.964400][ C2] ? __lock_release+0x103/0x460 [ 60.964549][ C2] ? __might_fault+0x11b/0x170 [ 60.964692][ C2] ? __pfx___lock_release+0x10/0x10 [ 60.964835][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 60.965154][ C2] vfs_statx+0xe8/0x460 [ 60.965276][ C2] ? __pfx_vfs_statx+0x10/0x10 [ 60.965427][ C2] ? getname_flags+0xbd/0x3d0 [ 60.965574][ C2] vfs_fstatat+0x93/0xc0 [ 60.965682][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 60.965914][ C2] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 60.966061][ C2] ? __x64_sys_openat+0x123/0x1e0 [ 60.966204][ C2] ? __pfx___x64_sys_openat+0x10/0x10 [ 60.966346][ C2] ? __pfx_do_faccessat+0x10/0x10 [ 60.966584][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 60.966764][ C2] do_syscall_64+0xc6/0x1e0 [ 60.966907][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 60.967085][ C2] RIP: 0033:0x7f5c34809eae [ 60.967236][ 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 [ 60.967741][ C2] RSP: 002b:00007ffe43fce138 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 60.968046][ C2] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f5c34809eae [ 60.968260][ C2] RDX: 00007ffe43fce210 RSI: 00007ffe43fce140 RDI: 00000000ffffff9c [ 60.968568][ C2] RBP: 00007ffe43fce2d0 R08: 00000000ffffffff R09: 00007ffe43fce140 [ 60.968783][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe43fce147 [ 60.968996][ C2] R13: 00007ffe43fce140 R14: 00007f5c34819220 R15: 00007f5c347db000 [ 60.969212][ C2]