[ 31.718184][ T314] ip (314) used greatest stack depth: 23952 bytes left [ 39.264629][ T384] ip (384) used greatest stack depth: 23904 bytes left [ 40.936632][ C1] [ 40.936766][ C1] ======================================================== [ 40.937045][ C1] WARNING: possible irq lock inversion dependency detected [ 40.937317][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 40.937499][ C1] -------------------------------------------------------- [ 40.937779][ C1] sh/395 just changed the state of lock: [ 40.937960][ C1] ffff888003706d80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 40.938285][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 40.938548][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 40.938552][ C1] [ 40.938552][ C1] [ 40.938552][ C1] and interrupts could create inverse lock ordering between them. [ 40.938552][ C1] [ 40.939209][ C1] [ 40.939209][ C1] other info that might help us debug this: [ 40.939473][ C1] Possible interrupt unsafe locking scenario: [ 40.939473][ C1] [ 40.939737][ C1] CPU0 CPU1 [ 40.939915][ C1] ---- ---- [ 40.940091][ C1] lock(&p->alloc_lock); [ 40.940227][ C1] local_irq_disable(); [ 40.940450][ C1] lock(&ndev->lock); [ 40.940671][ C1] lock(&p->alloc_lock); [ 40.940891][ C1] [ 40.941025][ C1] lock(&ndev->lock); [ 40.941160][ C1] [ 40.941160][ C1] *** DEADLOCK *** [ 40.941160][ C1] [ 40.941420][ C1] 1 lock held by sh/395: [ 40.941554][ C1] #0: ffffc900001d8b68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 40.941932][ C1] [ 40.941932][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 40.942257][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 40.942452][ C1] HARDIRQ-ON-W at: [ 40.942597][ C1] __lock_acquire+0x797/0x1570 [ 40.942850][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.943097][ C1] _raw_spin_lock+0x30/0x40 [ 40.943331][ C1] set_mems_allowed+0x1d/0x210 [ 40.943568][ C1] kernel_init_freeable+0x72/0x310 [ 40.943803][ C1] kernel_init+0x20/0x200 [ 40.944035][ C1] ret_from_fork+0x31/0x70 [ 40.944268][ C1] ret_from_fork_asm+0x1a/0x30 [ 40.944507][ C1] SOFTIRQ-ON-W at: [ 40.944655][ C1] __lock_acquire+0x797/0x1570 [ 40.944879][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.945105][ C1] _raw_spin_lock+0x30/0x40 [ 40.945329][ C1] set_mems_allowed+0x1d/0x210 [ 40.945553][ C1] kernel_init_freeable+0x72/0x310 [ 40.945781][ C1] kernel_init+0x20/0x200 [ 40.946005][ C1] ret_from_fork+0x31/0x70 [ 40.946226][ C1] ret_from_fork_asm+0x1a/0x30 [ 40.946452][ C1] INITIAL USE at: [ 40.946585][ C1] __lock_acquire+0x797/0x1570 [ 40.946810][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.947032][ C1] _raw_spin_lock+0x30/0x40 [ 40.947280][ C1] set_mems_allowed+0x1d/0x210 [ 40.947513][ C1] kernel_init_freeable+0x72/0x310 [ 40.947746][ C1] kernel_init+0x20/0x200 [ 40.947979][ C1] ret_from_fork+0x31/0x70 [ 40.948215][ C1] ret_from_fork_asm+0x1a/0x30 [ 40.948454][ C1] } [ 40.948546][ C1] ... key at: [] __key.388+0x0/0x40 [ 40.948816][ C1] ... acquired at: [ 40.948949][ C1] __lock_acquire+0xaf0/0x1570 [ 40.949128][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.949304][ C1] _raw_spin_lock+0x30/0x40 [ 40.949483][ C1] __get_task_comm+0x27/0x70 [ 40.949663][ C1] ref_tracker_alloc+0x2ee/0x490 [ 40.949842][ C1] netdev_get_by_index+0x5e/0x80 [ 40.950022][ C1] fib6_nh_init+0x3d8/0x1580 [ 40.950200][ C1] ip6_route_info_create+0xf18/0x17d0 [ 40.950374][ C1] addrconf_f6i_alloc+0x265/0x560 [ 40.950567][ C1] __ipv6_dev_ac_inc+0x25f/0xb10 [ 40.950752][ C1] addrconf_join_anycast+0x1c0/0x220 [ 40.950935][ C1] __ipv6_ifa_notify+0x6b3/0xaf0 [ 40.951116][ C1] addrconf_dad_completed+0x12b/0xe20 [ 40.951304][ C1] addrconf_dad_begin+0x310/0x670 [ 40.951503][ C1] addrconf_dad_work+0x10b/0xab0 [ 40.951692][ C1] process_one_work+0xe2c/0x1730 [ 40.951899][ C1] worker_thread+0x587/0xd30 [ 40.952087][ C1] kthread+0x28a/0x350 [ 40.952232][ C1] ret_from_fork+0x31/0x70 [ 40.952419][ C1] ret_from_fork_asm+0x1a/0x30 [ 40.952607][ C1] [ 40.952701][ C1] -> (&ndev->lock){++-.}-{2:2} { [ 40.952899][ C1] HARDIRQ-ON-W at: [ 40.953034][ C1] __lock_acquire+0x797/0x1570 [ 40.953258][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.953499][ C1] _raw_write_lock_bh+0x38/0x50 [ 40.953736][ C1] addrconf_permanent_addr+0x6e/0x670 [ 40.953967][ C1] addrconf_notify+0x749/0xd60 [ 40.954201][ C1] notifier_call_chain+0xcd/0x150 [ 40.954437][ C1] __dev_notify_flags+0xe6/0x250 [ 40.954680][ C1] dev_change_flags+0xec/0x160 [ 40.954901][ C1] do_setlink+0x7d6/0x21e0 [ 40.955125][ C1] __rtnl_newlink+0xaa7/0xd80 [ 40.955346][ C1] rtnl_newlink+0x63/0xa0 [ 40.955589][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 40.955823][ C1] netlink_rcv_skb+0x130/0x360 [ 40.956060][ C1] netlink_unicast+0x449/0x710 [ 40.956295][ C1] netlink_sendmsg+0x723/0xbe0 [ 40.956526][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 40.956762][ C1] ___sys_sendmsg+0xee/0x170 [ 40.956987][ C1] __sys_sendmsg+0xcd/0x170 [ 40.957224][ C1] do_syscall_64+0xc6/0x1e0 [ 40.957462][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 40.957739][ C1] HARDIRQ-ON-R at: [ 40.957881][ C1] __lock_acquire+0x797/0x1570 [ 40.958112][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.958351][ C1] _raw_read_lock_bh+0x44/0x80 [ 40.958578][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 40.958801][ C1] inet6_fill_link_af+0x5e/0xe0 [ 40.959025][ C1] rtnl_fill_ifinfo+0x1615/0x2a90 [ 40.959248][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 40.959471][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 40.959739][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 40.959963][ C1] register_netdevice+0x1177/0x1690 [ 40.960301][ C1] register_netdev+0x20/0x40 [ 40.960524][ C1] vti6_init_net+0x25d/0x380 [ 40.960749][ C1] ops_init+0x9b/0x560 [ 40.960929][ C1] register_pernet_operations+0x2db/0x710 [ 40.961301][ C1] register_pernet_device+0x2a/0x60 [ 40.961525][ C1] vti6_tunnel_init+0x18/0x110 [ 40.961789][ C1] do_one_initcall+0x8d/0x1e0 [ 40.962140][ C1] do_initcalls+0x1b2/0x3e0 [ 40.962375][ C1] kernel_init_freeable+0x232/0x310 [ 40.962611][ C1] kernel_init+0x20/0x200 [ 40.962965][ C1] ret_from_fork+0x31/0x70 [ 40.963200][ C1] ret_from_fork_asm+0x1a/0x30 [ 40.963431][ C1] IN-SOFTIRQ-W at: [ 40.963570][ C1] __lock_acquire+0x797/0x1570 [ 40.963916][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.964149][ C1] _raw_write_lock+0x30/0x40 [ 40.964373][ C1] addrconf_rs_timer+0xa9/0x730 [ 40.964597][ C1] call_timer_fn+0x13b/0x230 [ 40.964926][ C1] __run_timers+0x545/0x810 [ 40.965150][ C1] timer_expire_remote+0x9b/0xe0 [ 40.965376][ C1] tmigr_handle_remote_cpu+0x270/0x430 [ 40.965719][ C1] tmigr_handle_remote_up+0x19f/0x2e0 [ 40.965944][ C1] tmigr_handle_remote+0x21d/0x3a0 [ 40.966168][ C1] __do_softirq+0x1f8/0x5df [ 40.966517][ C1] irq_exit_rcu+0x97/0xc0 [ 40.966754][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 40.967037][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 40.967429][ C1] ftrace_ops_trampoline+0xd/0x110 [ 40.967660][ C1] is_ftrace_trampoline+0x9/0x20 [ 40.967914][ C1] kernel_text_address+0x4a/0xe0 [ 40.968147][ C1] __kernel_text_address+0x12/0x40 [ 40.968488][ C1] unwind_get_return_address+0x5e/0xa0 [ 40.968723][ C1] arch_stack_walk+0xa2/0xf0 [ 40.968957][ C1] stack_trace_save+0x94/0xd0 [ 40.969300][ C1] kasan_save_stack+0x24/0x50 [ 40.969529][ C1] kasan_save_track+0x14/0x30 [ 40.969757][ C1] __kasan_kmalloc+0x7f/0x90 [ 40.969982][ C1] __kmalloc+0x1b8/0x3c0 [ 40.970313][ C1] p9_fcall_init+0x7d/0x1b0 [ 40.970537][ C1] p9_tag_alloc+0x1bd/0x700 [ 40.970781][ C1] p9_client_prepare_req+0xe6/0x290 [ 40.971125][ C1] p9_client_rpc+0x18d/0x930 [ 40.971355][ C1] p9_client_clunk+0x74/0xe0 [ 40.971586][ C1] v9fs_dentry_release+0xb9/0x140 [ 40.971952][ C1] __dentry_kill+0x1d9/0x4f0 [ 40.972192][ C1] dput.part.0+0x333/0x6c0 [ 40.972428][ C1] walk_component+0x199/0x4f0 [ 40.972667][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 40.973063][ C1] path_lookupat+0x72/0x660 [ 40.973288][ C1] filename_lookup+0x19e/0x420 [ 40.973515][ C1] vfs_statx+0xe8/0x460 [ 40.973866][ C1] vfs_fstatat+0x93/0xc0 [ 40.974097][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 40.974326][ C1] do_syscall_64+0xc6/0x1e0 [ 40.974677][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 40.974955][ C1] INITIAL USE at: [ 40.975088][ C1] __lock_acquire+0x797/0x1570 [ 40.975309][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.975540][ C1] _raw_write_lock_bh+0x38/0x50 [ 40.975771][ C1] addrconf_permanent_addr+0x6e/0x670 [ 40.976001][ C1] addrconf_notify+0x749/0xd60 [ 40.976342][ C1] notifier_call_chain+0xcd/0x150 [ 40.976572][ C1] __dev_notify_flags+0xe6/0x250 [ 40.976802][ C1] dev_change_flags+0xec/0x160 [ 40.977032][ C1] do_setlink+0x7d6/0x21e0 [ 40.977379][ C1] __rtnl_newlink+0xaa7/0xd80 [ 40.977603][ C1] rtnl_newlink+0x63/0xa0 [ 40.977827][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 40.978155][ C1] netlink_rcv_skb+0x130/0x360 [ 40.978382][ C1] netlink_unicast+0x449/0x710 [ 40.978604][ C1] netlink_sendmsg+0x723/0xbe0 [ 40.978832][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 40.979191][ C1] ___sys_sendmsg+0xee/0x170 [ 40.979423][ C1] __sys_sendmsg+0xcd/0x170 [ 40.979656][ C1] do_syscall_64+0xc6/0x1e0 [ 40.980000][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 40.980280][ C1] INITIAL READ USE at: [ 40.980430][ C1] __lock_acquire+0x797/0x1570 [ 40.980668][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.981130][ C1] _raw_read_lock_bh+0x44/0x80 [ 40.981364][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 40.981650][ C1] inet6_fill_link_af+0x5e/0xe0 [ 40.982029][ C1] rtnl_fill_ifinfo+0x1615/0x2a90 [ 40.982266][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 40.982551][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 40.982964][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 40.983189][ C1] register_netdevice+0x1177/0x1690 [ 40.983458][ C1] register_netdev+0x20/0x40 [ 40.983784][ C1] vti6_init_net+0x25d/0x380 [ 40.984011][ C1] ops_init+0x9b/0x560 [ 40.984236][ C1] register_pernet_operations+0x2db/0x710 [ 40.984619][ C1] register_pernet_device+0x2a/0x60 [ 40.984887][ C1] vti6_tunnel_init+0x18/0x110 [ 40.985116][ C1] do_one_initcall+0x8d/0x1e0 [ 40.985344][ C1] do_initcalls+0x1b2/0x3e0 [ 40.985572][ C1] kernel_init_freeable+0x232/0x310 [ 40.985842][ C1] kernel_init+0x20/0x200 [ 40.986066][ C1] ret_from_fork+0x31/0x70 [ 40.986399][ C1] ret_from_fork_asm+0x1a/0x30 [ 40.986623][ C1] } [ 40.986714][ C1] ... key at: [] __key.37+0x0/0x40 [ 40.987096][ C1] ... acquired at: [ 40.987231][ C1] mark_lock+0x28d/0x3e0 [ 40.987412][ C1] mark_usage+0xd9/0x2a0 [ 40.987590][ C1] __lock_acquire+0x797/0x1570 [ 40.987768][ C1] lock_acquire.part.0+0xeb/0x330 [ 40.988072][ C1] _raw_write_lock+0x30/0x40 [ 40.988256][ C1] addrconf_rs_timer+0xa9/0x730 [ 40.988439][ C1] call_timer_fn+0x13b/0x230 [ 40.988625][ C1] __run_timers+0x545/0x810 [ 40.988919][ C1] timer_expire_remote+0x9b/0xe0 [ 40.989114][ C1] tmigr_handle_remote_cpu+0x270/0x430 [ 40.989291][ C1] tmigr_handle_remote_up+0x19f/0x2e0 [ 40.989470][ C1] tmigr_handle_remote+0x21d/0x3a0 [ 40.989752][ C1] __do_softirq+0x1f8/0x5df [ 40.989933][ C1] irq_exit_rcu+0x97/0xc0 [ 40.990136][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 40.990365][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 40.990716][ C1] ftrace_ops_trampoline+0xd/0x110 [ 40.990902][ C1] is_ftrace_trampoline+0x9/0x20 [ 40.991086][ C1] kernel_text_address+0x4a/0xe0 [ 40.991280][ C1] __kernel_text_address+0x12/0x40 [ 40.991458][ C1] unwind_get_return_address+0x5e/0xa0 [ 40.991637][ C1] arch_stack_walk+0xa2/0xf0 [ 40.991842][ C1] stack_trace_save+0x94/0xd0 [ 40.992030][ C1] kasan_save_stack+0x24/0x50 [ 40.992227][ C1] kasan_save_track+0x14/0x30 [ 40.992527][ C1] __kasan_kmalloc+0x7f/0x90 [ 40.992717][ C1] __kmalloc+0x1b8/0x3c0 [ 40.992927][ C1] p9_fcall_init+0x7d/0x1b0 [ 40.993108][ C1] p9_tag_alloc+0x1bd/0x700 [ 40.993391][ C1] p9_client_prepare_req+0xe6/0x290 [ 40.993568][ C1] p9_client_rpc+0x18d/0x930 [ 40.993743][ C1] p9_client_clunk+0x74/0xe0 [ 40.993920][ C1] v9fs_dentry_release+0xb9/0x140 [ 40.994205][ C1] __dentry_kill+0x1d9/0x4f0 [ 40.994382][ C1] dput.part.0+0x333/0x6c0 [ 40.994559][ C1] walk_component+0x199/0x4f0 [ 40.994737][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 40.995167][ C1] path_lookupat+0x72/0x660 [ 40.995343][ C1] filename_lookup+0x19e/0x420 [ 40.995520][ C1] vfs_statx+0xe8/0x460 [ 40.995653][ C1] vfs_fstatat+0x93/0xc0 [ 40.995833][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 40.996107][ C1] do_syscall_64+0xc6/0x1e0 [ 40.996291][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 40.996508][ C1] [ 40.996604][ C1] [ 40.996604][ C1] stack backtrace: [ 40.996945][ C1] CPU: 1 PID: 395 Comm: sh Not tainted 6.9.0-rc1-virtme #1 [ 40.997216][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 40.997731][ C1] Call Trace: [ 40.997875][ C1] [ 40.997969][ C1] dump_stack_lvl+0x82/0xd0 [ 40.998157][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 40.998385][ C1] ? kernel_text_address+0xce/0xe0 [ 40.998709][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 40.998942][ C1] ? __pfx_usage_skip+0x10/0x10 [ 40.999125][ C1] ? __pfx_usage_match+0x10/0x10 [ 40.999312][ C1] ? arch_stack_walk+0xa2/0xf0 [ 40.999497][ C1] mark_lock_irq+0x4cd/0xa10 [ 40.999683][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 40.999879][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 41.000067][ C1] ? save_trace+0x8f/0x5b0 [ 41.000358][ C1] mark_lock+0x28d/0x3e0 [ 41.000503][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 41.000677][ C1] mark_usage+0xd9/0x2a0 [ 41.000812][ C1] __lock_acquire+0x797/0x1570 [ 41.000988][ C1] ? __pfx_validate_chain+0x10/0x10 [ 41.001266][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 41.001443][ C1] lock_acquire.part.0+0xeb/0x330 [ 41.001624][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 41.001828][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 41.002126][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 41.002311][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 41.002497][ C1] ? lock_acquire+0x32/0xc0 [ 41.002684][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 41.002871][ C1] _raw_write_lock+0x30/0x40 [ 41.003156][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 41.003329][ C1] addrconf_rs_timer+0xa9/0x730 [ 41.003504][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 41.003681][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 41.003959][ C1] ? call_timer_fn+0xe8/0x230 [ 41.004137][ C1] ? lock_acquire+0x32/0xc0 [ 41.004316][ C1] ? call_timer_fn+0xe8/0x230 [ 41.004492][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 41.004769][ C1] call_timer_fn+0x13b/0x230 [ 41.004942][ C1] ? call_timer_fn+0xe8/0x230 [ 41.005119][ C1] ? call_timer_fn+0xe8/0x230 [ 41.005297][ C1] ? __pfx_call_timer_fn+0x10/0x10 [ 41.005576][ C1] ? mark_lock+0x38/0x3e0 [ 41.005712][ C1] __run_timers+0x545/0x810 [ 41.005887][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 41.006066][ C1] ? __pfx___run_timers+0x10/0x10 [ 41.006240][ C1] ? __lock_release+0x103/0x460 [ 41.006422][ C1] ? do_raw_spin_lock+0x131/0x270 [ 41.006598][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 41.006773][ C1] ? lock_acquire+0x32/0xc0 [ 41.006947][ C1] ? timer_expire_remote+0x93/0xe0 [ 41.007225][ C1] timer_expire_remote+0x9b/0xe0 [ 41.007398][ C1] tmigr_handle_remote_cpu+0x270/0x430 [ 41.007577][ C1] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10 [ 41.007797][ C1] tmigr_handle_remote_up+0x19f/0x2e0 [ 41.008075][ C1] tmigr_handle_remote+0x21d/0x3a0 [ 41.008250][ C1] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 41.008433][ C1] __do_softirq+0x1f8/0x5df [ 41.008612][ C1] irq_exit_rcu+0x97/0xc0 [ 41.008747][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 41.009131][ C1] [ 41.009221][ C1] [ 41.009311][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 41.009529][ C1] RIP: 0010:ftrace_ops_trampoline+0xd/0x110 [ 41.009855][ C1] Code: e7 e8 17 9f 4b 00 e9 23 fe ff ff 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 55 41 54 55 48 89 fd 53 <65> ff 05 74 73 36 5a 4c 8b 25 2d 0a 2c 04 48 bb 00 00 00 00 00 fc [ 41.010510][ C1] RSP: 0018:ffffc9000130f140 EFLAGS: 00000246 [ 41.010857][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 41.011140][ C1] RDX: 0000000000000000 RSI: 1ffffffff53f22d8 RDI: 00007f08d4b00eae [ 41.011406][ C1] RBP: 00007f08d4b00eae R08: ffffc9000130f1f8 R09: fffff52000261e20 [ 41.011810][ C1] R10: ffffc9000130f1b8 R11: ffffc9000130f1f9 R12: ffffc9000130f280 [ 41.012088][ C1] R13: 0000000000000000 R14: ffff888008cdc5c0 R15: ffffffffa8166a9d [ 41.012369][ C1] ? p9_fcall_init+0x7d/0x1b0 [ 41.012558][ C1] is_ftrace_trampoline+0x9/0x20 [ 41.012743][ C1] kernel_text_address+0x4a/0xe0 [ 41.012941][ C1] __kernel_text_address+0x12/0x40 [ 41.013133][ C1] unwind_get_return_address+0x5e/0xa0 [ 41.013411][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 41.013628][ C1] arch_stack_walk+0xa2/0xf0 [ 41.013810][ C1] stack_trace_save+0x94/0xd0 [ 41.013985][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 41.014266][ C1] ? arch_stack_walk+0x79/0xf0 [ 41.014441][ C1] ? __pfx_validate_chain+0x10/0x10 [ 41.014617][ C1] kasan_save_stack+0x24/0x50 [ 41.014792][ C1] ? kasan_save_stack+0x24/0x50 [ 41.015068][ C1] ? kasan_save_track+0x14/0x30 [ 41.015242][ C1] ? __kasan_kmalloc+0x7f/0x90 [ 41.015419][ C1] ? __kmalloc+0x1b8/0x3c0 [ 41.015596][ C1] ? p9_fcall_init+0x7d/0x1b0 [ 41.015778][ C1] ? p9_tag_alloc+0x1bd/0x700 [ 41.016054][ C1] ? p9_client_prepare_req+0xe6/0x290 [ 41.016228][ C1] ? p9_client_rpc+0x18d/0x930 [ 41.016399][ C1] ? p9_client_clunk+0x74/0xe0 [ 41.016575][ C1] ? v9fs_dentry_release+0xb9/0x140 [ 41.016876][ C1] ? __dentry_kill+0x1d9/0x4f0 [ 41.017057][ C1] ? dput.part.0+0x333/0x6c0 [ 41.017236][ C1] ? walk_component+0x199/0x4f0 [ 41.017418][ C1] ? link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 41.017755][ C1] ? path_lookupat+0x72/0x660 [ 41.017943][ C1] ? filename_lookup+0x19e/0x420 [ 41.018118][ C1] ? vfs_statx+0xe8/0x460 [ 41.018250][ C1] ? vfs_fstatat+0x93/0xc0 [ 41.018423][ C1] ? __do_sys_newfstatat+0x6b/0xc0 [ 41.018597][ C1] ? do_syscall_64+0xc6/0x1e0 [ 41.018770][ C1] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 41.018993][ C1] ? find_held_lock+0x2c/0x110 [ 41.019275][ C1] ? __lock_release+0x103/0x460 [ 41.019450][ C1] ? __create_object+0x5e/0xb0 [ 41.019626][ C1] ? __pfx___lock_release+0x10/0x10 [ 41.019821][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 41.020003][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 41.020336][ C1] kasan_save_track+0x14/0x30 [ 41.020521][ C1] __kasan_kmalloc+0x7f/0x90 [ 41.020704][ C1] __kmalloc+0x1b8/0x3c0 [ 41.020842][ C1] p9_fcall_init+0x7d/0x1b0 [ 41.021132][ C1] p9_tag_alloc+0x1bd/0x700 [ 41.021307][ C1] ? __pfx_p9_tag_alloc+0x10/0x10 [ 41.021482][ C1] ? validate_chain+0x130/0x9b0 [ 41.021662][ C1] ? hlock_class+0x4e/0x130 [ 41.021977][ C1] p9_client_prepare_req+0xe6/0x290 [ 41.022160][ C1] ? hlock_class+0x4e/0x130 [ 41.022343][ C1] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 41.022575][ C1] ? __lock_acquire+0xaf0/0x1570 [ 41.022988][ C1] p9_client_rpc+0x18d/0x930 [ 41.023182][ C1] ? __pfx_p9_client_rpc+0x10/0x10 [ 41.023364][ C1] ? __lock_release+0x103/0x460 [ 41.023544][ C1] ? list_lru_add+0x76/0x250 [ 41.023835][ C1] ? __pfx___lock_release+0x10/0x10 [ 41.024016][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 41.024198][ C1] ? find_held_lock+0x2c/0x110 [ 41.024394][ C1] ? __lock_release+0x103/0x460 [ 41.024569][ C1] ? __pfx___lock_release+0x10/0x10 [ 41.024848][ C1] p9_client_clunk+0x74/0xe0 [ 41.025038][ C1] v9fs_dentry_release+0xb9/0x140 [ 41.025221][ C1] __dentry_kill+0x1d9/0x4f0 [ 41.025399][ C1] ? __pfx_kfree_link+0x10/0x10 [ 41.025697][ C1] dput.part.0+0x333/0x6c0 [ 41.025878][ C1] walk_component+0x199/0x4f0 [ 41.026057][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 41.026292][ C1] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 41.026508][ C1] ? validate_chain+0x130/0x9b0 [ 41.026682][ C1] ? hlock_class+0x4e/0x130 [ 41.026857][ C1] path_lookupat+0x72/0x660 [ 41.027052][ C1] filename_lookup+0x19e/0x420 [ 41.027344][ C1] ? __pfx_filename_lookup+0x10/0x10 [ 41.027527][ C1] ? __pfx_kfree_link+0x10/0x10 [ 41.027709][ C1] ? find_held_lock+0x2c/0x110 [ 41.027896][ C1] ? __lock_release+0x103/0x460 [ 41.028186][ C1] ? __might_fault+0x11b/0x170 [ 41.028371][ C1] ? __pfx___lock_release+0x10/0x10 [ 41.028563][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 41.028739][ C1] vfs_statx+0xe8/0x460 [ 41.028873][ C1] ? __pfx_vfs_statx+0x10/0x10 [ 41.029151][ C1] ? getname_flags+0xbd/0x3d0 [ 41.029327][ C1] vfs_fstatat+0x93/0xc0 [ 41.029465][ C1] __do_sys_newfstatat+0x6b/0xc0 [ 41.029640][ C1] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 41.029917][ C1] ? __pfx___lock_release+0x10/0x10 [ 41.030110][ C1] ? __up_read+0x1a7/0x780 [ 41.030298][ C1] ? __x64_sys_openat+0x123/0x1e0 [ 41.030480][ C1] ? __pfx___x64_sys_openat+0x10/0x10 [ 41.030768][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 41.030998][ C1] do_syscall_64+0xc6/0x1e0 [ 41.031180][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 41.031407][ C1] RIP: 0033:0x7f08d4b00eae [ 41.031716][ 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 [ 41.032371][ C1] RSP: 002b:00007fffe45ab6c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 41.032654][ C1] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f08d4b00eae [ 41.032938][ C1] RDX: 00007fffe45ab7a0 RSI: 00007fffe45ab6d0 RDI: 00000000ffffff9c [ 41.033200][ C1] RBP: 00007fffe45ab860 R08: 00000000ffffffff R09: 00007fffe45ab6d0 [ 41.033566][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffe45ab6d7 [ 41.033826][ C1] R13: 00007fffe45ab6d0 R14: 00007f08d4b10220 R15: 00007f08d4ad2000 [ 41.034191][ C1]