[ 24.205633][ T255] ip (255) used greatest stack depth: 23424 bytes left
[ 32.050435][ C0]
[ 32.050537][ C0] ========================================================
[ 32.050761][ C0] WARNING: possible irq lock inversion dependency detected
[ 32.050979][ C0] 6.9.0-rc1-virtme #1 Not tainted
[ 32.051125][ C0] --------------------------------------------------------
[ 32.051342][ C0] ip/339 just changed the state of lock:
[ 32.051495][ C0] ffff888005e46d80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730
[ 32.051761][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past:
[ 32.051975][ C0] (&p->alloc_lock){+.+.}-{2:2}
[ 32.051979][ C0]
[ 32.051979][ C0]
[ 32.051979][ C0] and interrupts could create inverse lock ordering between them.
[ 32.051979][ C0]
[ 32.052515][ C0]
[ 32.052515][ C0] other info that might help us debug this:
[ 32.052730][ C0] Possible interrupt unsafe locking scenario:
[ 32.052730][ C0]
[ 32.052955][ C0] CPU0 CPU1
[ 32.053104][ C0] ---- ----
[ 32.053249][ C0] lock(&p->alloc_lock);
[ 32.053363][ C0] local_irq_disable();
[ 32.053554][ C0] lock(&ndev->lock);
[ 32.053738][ C0] lock(&p->alloc_lock);
[ 32.053920][ C0] <Interrupt>
[ 32.054032][ C0] lock(&ndev->lock);
[ 32.054145][ C0]
[ 32.054145][ C0] *** DEADLOCK ***
[ 32.054145][ C0]
[ 32.054363][ C0] 2 locks held by ip/339:
[ 32.054475][ C0] #0: ffff888001706840 (&sb->s_type->i_mutex_key#5){++++}-{3:3}, at: netfs_start_io_direct+0x23/0x210
[ 32.054775][ C0] #1: ffffc90000007b68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[ 32.055037][ C0]
[ 32.055037][ C0] the shortest dependencies between 2nd lock and 1st lock:
[ 32.055291][ C0] -> (&p->alloc_lock){+.+.}-{2:2} {
[ 32.055446][ C0] HARDIRQ-ON-W at:
[ 32.055559][ C0] __lock_acquire+0x797/0x1570
[ 32.055750][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.055937][ C0] _raw_spin_lock+0x30/0x40
[ 32.056125][ C0] set_mems_allowed+0x1d/0x210
[ 32.056313][ C0] kernel_init_freeable+0x72/0x310
[ 32.056502][ C0] kernel_init+0x20/0x200
[ 32.056687][ C0] ret_from_fork+0x31/0x70
[ 32.056882][ C0] ret_from_fork_asm+0x1a/0x30
[ 32.057073][ C0] SOFTIRQ-ON-W at:
[ 32.057184][ C0] __lock_acquire+0x797/0x1570
[ 32.057370][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.057557][ C0] _raw_spin_lock+0x30/0x40
[ 32.057747][ C0] set_mems_allowed+0x1d/0x210
[ 32.057931][ C0] kernel_init_freeable+0x72/0x310
[ 32.058116][ C0] kernel_init+0x20/0x200
[ 32.058300][ C0] ret_from_fork+0x31/0x70
[ 32.058489][ C0] ret_from_fork_asm+0x1a/0x30
[ 32.058675][ C0] INITIAL USE at:
[ 32.058790][ C0] __lock_acquire+0x797/0x1570
[ 32.058976][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.059162][ C0] _raw_spin_lock+0x30/0x40
[ 32.059348][ C0] set_mems_allowed+0x1d/0x210
[ 32.059534][ C0] kernel_init_freeable+0x72/0x310
[ 32.059719][ C0] kernel_init+0x20/0x200
[ 32.059913][ C0] ret_from_fork+0x31/0x70
[ 32.060107][ C0] ret_from_fork_asm+0x1a/0x30
[ 32.060292][ C0] }
[ 32.060368][ C0] ... key at: [<ffffffff92cfcd20>] __key.388+0x0/0x40
[ 32.060591][ C0] ... acquired at:
[ 32.060701][ C0] __lock_acquire+0xaf0/0x1570
[ 32.060854][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.061002][ C0] _raw_spin_lock+0x30/0x40
[ 32.061153][ C0] __get_task_comm+0x27/0x70
[ 32.061302][ C0] ref_tracker_alloc+0x2ee/0x490
[ 32.061451][ C0] netdev_get_by_index+0x5e/0x80
[ 32.061600][ C0] fib6_nh_init+0x3d8/0x1580
[ 32.061751][ C0] ip6_route_info_create+0xf18/0x17d0
[ 32.061898][ C0] ip6_route_add+0x1c/0x140
[ 32.062046][ C0] addrconf_prefix_route+0x2a6/0x430
[ 32.062194][ C0] addrconf_permanent_addr+0x32f/0x670
[ 32.062345][ C0] addrconf_notify+0x749/0xd60
[ 32.062494][ C0] notifier_call_chain+0xcd/0x150
[ 32.062642][ C0] __dev_notify_flags+0xe6/0x250
[ 32.062790][ C0] dev_change_flags+0xec/0x160
[ 32.062939][ C0] do_setlink+0x7d6/0x21e0
[ 32.063087][ C0] __rtnl_newlink+0xaa7/0xd80
[ 32.063236][ C0] rtnl_newlink+0x63/0xa0
[ 32.063384][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0
[ 32.063534][ C0] netlink_rcv_skb+0x130/0x360
[ 32.063685][ C0] netlink_unicast+0x449/0x710
[ 32.063834][ C0] netlink_sendmsg+0x723/0xbe0
[ 32.063984][ C0] ____sys_sendmsg+0x7b2/0xa10
[ 32.064132][ C0] ___sys_sendmsg+0xee/0x170
[ 32.064282][ C0] __sys_sendmsg+0xcd/0x170
[ 32.064430][ C0] do_syscall_64+0xc6/0x1e0
[ 32.064578][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 32.064763][ C0]
[ 32.064840][ C0] -> (&ndev->lock){++-.}-{2:2} {
[ 32.064992][ C0] HARDIRQ-ON-W at:
[ 32.065103][ C0] __lock_acquire+0x797/0x1570
[ 32.065292][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.065479][ C0] _raw_write_lock_bh+0x38/0x50
[ 32.065668][ C0] addrconf_permanent_addr+0x6e/0x670
[ 32.065857][ C0] addrconf_notify+0x749/0xd60
[ 32.066046][ C0] notifier_call_chain+0xcd/0x150
[ 32.066233][ C0] __dev_notify_flags+0xe6/0x250
[ 32.066420][ C0] dev_change_flags+0xec/0x160
[ 32.066607][ C0] do_setlink+0x7d6/0x21e0
[ 32.066794][ C0] __rtnl_newlink+0xaa7/0xd80
[ 32.066987][ C0] rtnl_newlink+0x63/0xa0
[ 32.067177][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0
[ 32.067362][ C0] netlink_rcv_skb+0x130/0x360
[ 32.067549][ C0] netlink_unicast+0x449/0x710
[ 32.067735][ C0] netlink_sendmsg+0x723/0xbe0
[ 32.067920][ C0] ____sys_sendmsg+0x7b2/0xa10
[ 32.068108][ C0] ___sys_sendmsg+0xee/0x170
[ 32.068293][ C0] __sys_sendmsg+0xcd/0x170
[ 32.068481][ C0] do_syscall_64+0xc6/0x1e0
[ 32.068667][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 32.068888][ C0] HARDIRQ-ON-R at:
[ 32.068999][ C0] __lock_acquire+0x797/0x1570
[ 32.069184][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.069371][ C0] _raw_read_lock_bh+0x44/0x80
[ 32.069556][ C0] inet6_fill_ifla6_attrs+0x516/0x740
[ 32.069744][ C0] inet6_fill_link_af+0x5e/0xe0
[ 32.069930][ C0] rtnl_fill_ifinfo+0x1615/0x2a90
[ 32.070114][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240
[ 32.070298][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120
[ 32.070520][ C0] rtmsg_ifinfo+0x5b/0xa0
[ 32.070706][ C0] register_netdevice+0x1177/0x1690
[ 32.070893][ C0] register_netdev+0x20/0x40
[ 32.071077][ C0] vti6_init_net+0x25d/0x380
[ 32.071268][ C0] ops_init+0x9b/0x560
[ 32.071417][ C0] register_pernet_operations+0x2db/0x710
[ 32.071639][ C0] register_pernet_device+0x2a/0x60
[ 32.071824][ C0] vti6_tunnel_init+0x18/0x110
[ 32.072011][ C0] do_one_initcall+0x8d/0x1e0
[ 32.072197][ C0] do_initcalls+0x1b2/0x3e0
[ 32.072383][ C0] kernel_init_freeable+0x232/0x310
[ 32.072570][ C0] kernel_init+0x20/0x200
[ 32.072755][ C0] ret_from_fork+0x31/0x70
[ 32.072942][ C0] ret_from_fork_asm+0x1a/0x30
[ 32.073128][ C0] IN-SOFTIRQ-W at:
[ 32.073241][ C0] __lock_acquire+0x797/0x1570
[ 32.073427][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.073613][ C0] _raw_write_lock+0x30/0x40
[ 32.073802][ C0] addrconf_rs_timer+0xa9/0x730
[ 32.073986][ C0] call_timer_fn+0x13b/0x230
[ 32.074174][ C0] __run_timers+0x545/0x810
[ 32.074366][ C0] timer_expire_remote+0x9b/0xe0
[ 32.074553][ C0] tmigr_handle_remote_cpu+0x270/0x430
[ 32.074740][ C0] tmigr_handle_remote_up+0x19f/0x2e0
[ 32.074925][ C0] tmigr_handle_remote+0x21d/0x3a0
[ 32.075111][ C0] __do_softirq+0x1f8/0x5df
[ 32.075298][ C0] irq_exit_rcu+0x97/0xc0
[ 32.075488][ C0] sysvec_apic_timer_interrupt+0x75/0x80
[ 32.075714][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 32.075941][ C0] netfs_put_subrequest+0x15f/0x220
[ 32.076126][ C0] netfs_clear_subrequests+0x14b/0x320
[ 32.076314][ C0] netfs_rreq_assess+0x25a/0x7b0
[ 32.076511][ C0] netfs_begin_read+0x8c2/0xb20
[ 32.076698][ C0] netfs_unbuffered_read_iter_locked+0x5c4/0x810
[ 32.076923][ C0] netfs_unbuffered_read_iter+0xaa/0xf0
[ 32.077143][ C0] do_iter_readv_writev+0x42f/0x620
[ 32.077334][ C0] vfs_iter_read+0x122/0x450
[ 32.077523][ C0] backing_file_read_iter+0x4bc/0x6a0
[ 32.077710][ C0] ovl_read_iter+0x1ff/0x270
[ 32.077905][ C0] vfs_read+0x5dd/0xbf0
[ 32.078090][ C0] ksys_read+0xf5/0x1e0
[ 32.078277][ C0] do_syscall_64+0xc6/0x1e0
[ 32.078463][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 32.078684][ C0] INITIAL USE at:
[ 32.078794][ C0] __lock_acquire+0x797/0x1570
[ 32.078981][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.079172][ C0] _raw_write_lock_bh+0x38/0x50
[ 32.079359][ C0] addrconf_permanent_addr+0x6e/0x670
[ 32.079546][ C0] addrconf_notify+0x749/0xd60
[ 32.079735][ C0] notifier_call_chain+0xcd/0x150
[ 32.079918][ C0] __dev_notify_flags+0xe6/0x250
[ 32.080105][ C0] dev_change_flags+0xec/0x160
[ 32.080388][ C0] do_setlink+0x7d6/0x21e0
[ 32.080573][ C0] __rtnl_newlink+0xaa7/0xd80
[ 32.080757][ C0] rtnl_newlink+0x63/0xa0
[ 32.081035][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0
[ 32.081218][ C0] netlink_rcv_skb+0x130/0x360
[ 32.081406][ C0] netlink_unicast+0x449/0x710
[ 32.081685][ C0] netlink_sendmsg+0x723/0xbe0
[ 32.081873][ C0] ____sys_sendmsg+0x7b2/0xa10
[ 32.082057][ C0] ___sys_sendmsg+0xee/0x170
[ 32.082241][ C0] __sys_sendmsg+0xcd/0x170
[ 32.082531][ C0] do_syscall_64+0xc6/0x1e0
[ 32.082716][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 32.082940][ C0] INITIAL READ USE at:
[ 32.083052][ C0] __lock_acquire+0x797/0x1570
[ 32.083237][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.083425][ C0] _raw_read_lock_bh+0x44/0x80
[ 32.083611][ C0] inet6_fill_ifla6_attrs+0x516/0x740
[ 32.083831][ C0] inet6_fill_link_af+0x5e/0xe0
[ 32.084015][ C0] rtnl_fill_ifinfo+0x1615/0x2a90
[ 32.084206][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240
[ 32.084528][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120
[ 32.084749][ C0] rtmsg_ifinfo+0x5b/0xa0
[ 32.084933][ C0] register_netdevice+0x1177/0x1690
[ 32.085152][ C0] register_netdev+0x20/0x40
[ 32.085341][ C0] vti6_init_net+0x25d/0x380
[ 32.085530][ C0] ops_init+0x9b/0x560
[ 32.085808][ C0] register_pernet_operations+0x2db/0x710
[ 32.086029][ C0] register_pernet_device+0x2a/0x60
[ 32.086250][ C0] vti6_tunnel_init+0x18/0x110
[ 32.086530][ C0] do_one_initcall+0x8d/0x1e0
[ 32.086715][ C0] do_initcalls+0x1b2/0x3e0
[ 32.086906][ C0] kernel_init_freeable+0x232/0x310
[ 32.087222][ C0] kernel_init+0x20/0x200
[ 32.087407][ C0] ret_from_fork+0x31/0x70
[ 32.087594][ C0] ret_from_fork_asm+0x1a/0x30
[ 32.087778][ C0] }
[ 32.087945][ C0] ... key at: [<ffffffff93d56f00>] __key.37+0x0/0x40
[ 32.088166][ C0] ... acquired at:
[ 32.088274][ C0] mark_lock+0x28d/0x3e0
[ 32.088422][ C0] mark_usage+0xd9/0x2a0
[ 32.088663][ C0] __lock_acquire+0x797/0x1570
[ 32.088811][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.088958][ C0] _raw_write_lock+0x30/0x40
[ 32.089105][ C0] addrconf_rs_timer+0xa9/0x730
[ 32.089251][ C0] call_timer_fn+0x13b/0x230
[ 32.089497][ C0] __run_timers+0x545/0x810
[ 32.089647][ C0] timer_expire_remote+0x9b/0xe0
[ 32.089794][ C0] tmigr_handle_remote_cpu+0x270/0x430
[ 32.089941][ C0] tmigr_handle_remote_up+0x19f/0x2e0
[ 32.090088][ C0] tmigr_handle_remote+0x21d/0x3a0
[ 32.090234][ C0] __do_softirq+0x1f8/0x5df
[ 32.090381][ C0] irq_exit_rcu+0x97/0xc0
[ 32.090527][ C0] sysvec_apic_timer_interrupt+0x75/0x80
[ 32.090711][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 32.090895][ C0] netfs_put_subrequest+0x15f/0x220
[ 32.091041][ C0] netfs_clear_subrequests+0x14b/0x320
[ 32.091187][ C0] netfs_rreq_assess+0x25a/0x7b0
[ 32.091430][ C0] netfs_begin_read+0x8c2/0xb20
[ 32.091578][ C0] netfs_unbuffered_read_iter_locked+0x5c4/0x810
[ 32.091760][ C0] netfs_unbuffered_read_iter+0xaa/0xf0
[ 32.091906][ C0] do_iter_readv_writev+0x42f/0x620
[ 32.092060][ C0] vfs_iter_read+0x122/0x450
[ 32.092207][ C0] backing_file_read_iter+0x4bc/0x6a0
[ 32.092355][ C0] ovl_read_iter+0x1ff/0x270
[ 32.092504][ C0] vfs_read+0x5dd/0xbf0
[ 32.092615][ C0] ksys_read+0xf5/0x1e0
[ 32.092726][ C0] do_syscall_64+0xc6/0x1e0
[ 32.092872][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 32.093054][ C0]
[ 32.093128][ C0]
[ 32.093128][ C0] stack backtrace:
[ 32.093402][ C0] CPU: 0 PID: 339 Comm: ip Not tainted 6.9.0-rc1-virtme #1
[ 32.093622][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 32.093946][ C0] Call Trace:
[ 32.094061][ C0] <IRQ>
[ 32.094137][ C0] dump_stack_lvl+0x82/0xd0
[ 32.094288][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570
[ 32.094476][ C0] ? kernel_text_address+0xce/0xe0
[ 32.094626][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10
[ 32.094808][ C0] ? __pfx_usage_skip+0x10/0x10
[ 32.094954][ C0] ? __pfx_usage_match+0x10/0x10
[ 32.095099][ C0] ? arch_stack_walk+0xa2/0xf0
[ 32.095341][ C0] mark_lock_irq+0x4cd/0xa10
[ 32.095490][ C0] ? __pfx_mark_lock_irq+0x10/0x10
[ 32.095637][ C0] ? __pfx_stack_trace_save+0x10/0x10
[ 32.095787][ C0] ? save_trace+0x8f/0x5b0
[ 32.096116][ C0] mark_lock+0x28d/0x3e0
[ 32.096230][ C0] ? __pfx_stack_trace_save+0x10/0x10
[ 32.096377][ C0] mark_usage+0xd9/0x2a0
[ 32.096493][ C0] __lock_acquire+0x797/0x1570
[ 32.096643][ C0] ? __pfx_validate_chain+0x10/0x10
[ 32.096889][ C0] ? __pfx_addrconf_rs_timer+0x10/0x10
[ 32.097040][ C0] lock_acquire.part.0+0xeb/0x330
[ 32.097188][ C0] ? addrconf_rs_timer+0xa9/0x730
[ 32.097334][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 32.097572][ C0] ? trace_lock_acquire+0x135/0x1c0
[ 32.097721][ C0] ? addrconf_rs_timer+0xa9/0x730
[ 32.097866][ C0] ? lock_acquire+0x32/0xc0
[ 32.098012][ C0] ? addrconf_rs_timer+0xa9/0x730
[ 32.098158][ C0] _raw_write_lock+0x30/0x40
[ 32.098397][ C0] ? addrconf_rs_timer+0xa9/0x730
[ 32.098542][ C0] addrconf_rs_timer+0xa9/0x730
[ 32.098691][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 32.098838][ C0] ? __pfx_addrconf_rs_timer+0x10/0x10
[ 32.099077][ C0] ? call_timer_fn+0xe8/0x230
[ 32.099222][ C0] ? lock_acquire+0x32/0xc0
[ 32.099368][ C0] ? call_timer_fn+0xe8/0x230
[ 32.099514][ C0] ? __pfx_addrconf_rs_timer+0x10/0x10
[ 32.099751][ C0] call_timer_fn+0x13b/0x230
[ 32.099907][ C0] ? call_timer_fn+0xe8/0x230
[ 32.100054][ C0] ? call_timer_fn+0xe8/0x230
[ 32.100200][ C0] ? __pfx_call_timer_fn+0x10/0x10
[ 32.100447][ C0] ? hlock_class+0x4e/0x130
[ 32.100594][ C0] ? mark_held_locks+0x9e/0xe0
[ 32.100741][ C0] __run_timers+0x545/0x810
[ 32.100889][ C0] ? __pfx_addrconf_rs_timer+0x10/0x10
[ 32.101035][ C0] ? __pfx___run_timers+0x10/0x10
[ 32.101181][ C0] ? __lock_release+0x103/0x460
[ 32.101328][ C0] ? do_raw_spin_lock+0x131/0x270
[ 32.101475][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 32.101621][ C0] ? lock_acquire+0x32/0xc0
[ 32.101770][ C0] ? timer_expire_remote+0x93/0xe0
[ 32.101924][ C0] timer_expire_remote+0x9b/0xe0
[ 32.102070][ C0] tmigr_handle_remote_cpu+0x270/0x430
[ 32.102217][ C0] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10
[ 32.102499][ C0] ? hlock_class+0x4e/0x130
[ 32.102644][ C0] ? mark_lock+0x38/0x3e0
[ 32.102760][ C0] ? mark_held_locks+0x9e/0xe0
[ 32.102910][ C0] tmigr_handle_remote_up+0x19f/0x2e0
[ 32.103057][ C0] tmigr_handle_remote+0x21d/0x3a0
[ 32.103203][ C0] ? do_raw_spin_lock+0x131/0x270
[ 32.103348][ C0] ? __pfx_tmigr_handle_remote+0x10/0x10
[ 32.103496][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370
[ 32.103681][ C0] __do_softirq+0x1f8/0x5df
[ 32.103831][ C0] irq_exit_rcu+0x97/0xc0
[ 32.103941][ C0] sysvec_apic_timer_interrupt+0x75/0x80
[ 32.104087][ C0] </IRQ>
[ 32.104163][ C0] <TASK>
[ 32.104237][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 32.104522][ C0] RIP: 0010:netfs_put_subrequest+0x15f/0x220
[ 32.104711][ C0] Code: 48 89 ef e8 d3 ec ff ff 48 b8 00 00 00 00 00 fc ff df 49 8d bd 70 01 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 9e 00 00 00 <49> 8b 9d 70 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48
[ 32.105231][ C0] RSP: 0018:ffffc90000def7d0 EFLAGS: 00000246
[ 32.105421][ C0] RAX: dffffc0000000000 RBX: 0000000000000004 RCX: ffffffff8e20d15f
[ 32.105643][ C0] RDX: 1ffff11000b9912e RSI: 0000000000000008 RDI: ffff888005cc8970
[ 32.105868][ C0] RBP: ffff88800798fe80 R08: 0000000000000000 R09: fffffbfff23b2b5a
[ 32.106085][ C0] R10: ffffffff91d95ad7 R11: ffff88800798ff24 R12: 0000000000000000
[ 32.106410][ C0] R13: ffff888005cc8800 R14: 0000000000000000 R15: 0000000000001d67
[ 32.106632][ C0] ? trace_netfs_sreq.constprop.0+0x2f/0x170
[ 32.106817][ C0] netfs_clear_subrequests+0x14b/0x320
[ 32.106968][ C0] ? netfs_rreq_prepare_read+0x3fa/0xa50
[ 32.107116][ C0] netfs_rreq_assess+0x25a/0x7b0
[ 32.107263][ C0] netfs_begin_read+0x8c2/0xb20
[ 32.107411][ C0] ? netfs_extract_user_iter+0x316/0x550
[ 32.107556][ C0] ? __pfx_netfs_begin_read+0x10/0x10
[ 32.107802][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 32.107947][ C0] ? __pfx_netfs_extract_user_iter+0x10/0x10
[ 32.108128][ C0] ? netfs_alloc_request+0x634/0x850
[ 32.108273][ C0] ? do_raw_spin_unlock+0x58/0x220
[ 32.108509][ C0] ? _raw_spin_unlock+0x23/0x40
[ 32.108658][ C0] ? netfs_alloc_request+0x634/0x850
[ 32.108805][ C0] netfs_unbuffered_read_iter_locked+0x5c4/0x810
[ 32.108988][ C0] netfs_unbuffered_read_iter+0xaa/0xf0
[ 32.109225][ C0] do_iter_readv_writev+0x42f/0x620
[ 32.109373][ C0] ? __pfx_do_iter_readv_writev+0x10/0x10
[ 32.109518][ C0] ? kasan_save_stack+0x34/0x50
[ 32.109666][ C0] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 32.109942][ C0] ? __pfx___lock_release+0x10/0x10
[ 32.110091][ C0] vfs_iter_read+0x122/0x450
[ 32.110238][ C0] backing_file_read_iter+0x4bc/0x6a0
[ 32.110385][ C0] ovl_read_iter+0x1ff/0x270
[ 32.110623][ C0] ? __pfx_ovl_read_iter+0x10/0x10
[ 32.110769][ C0] ? __pfx___debug_check_no_obj_freed+0x10/0x10
[ 32.110954][ C0] ? __pfx_ovl_file_accessed+0x10/0x10
[ 32.111102][ C0] vfs_read+0x5dd/0xbf0
[ 32.111216][ C0] ? kmem_cache_free+0xd7/0x220
[ 32.111458][ C0] ? __pfx_vfs_read+0x10/0x10
[ 32.111604][ C0] ? vfs_fstatat+0x9e/0xc0
[ 32.111755][ C0] ? __pfx_do_sys_openat2+0x10/0x10
[ 32.111904][ C0] ? __fget_light+0x53/0x1e0
[ 32.112053][ C0] ksys_read+0xf5/0x1e0
[ 32.112172][ C0] ? __pfx_ksys_read+0x10/0x10
[ 32.112321][ C0] do_syscall_64+0xc6/0x1e0
[ 32.112466][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 32.112650][ C0] RIP: 0033:0x7eff62baa138
[ 32.112802][ C0] Code: c0 48 8d 44 24 d0 48 89 44 24 c8 eb bb 0f 1f 44 00 00 f7 d8 89 05 b8 f0 00 00 b8 ff ff ff ff c3 66 90 f3 0f 1e fa 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 08 c3 0f 1f 80 00 00 00 00 f7 d8 89 05 90 f0
[ 32.113415][ C0] RSP: 002b:00007ffc950622e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 32.113638][ C0] RAX: ffffffffffffffda RBX: 00007ffc9506257f RCX: 00007eff62baa138
[ 32.113859][ C0] RDX: 0000000000000340 RSI: 00007ffc95062598 RDI: 0000000000000005
[ 32.114077][ C0] RBP: 00007ffc95062350 R08: 0000000000080000 R09: 00007ffc95062360
[ 32.114295][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000340
[ 32.114512][ C0] R13: 00007ffc95062590 R14: 00007ffc95062360 R15: 0000000000000005
[ 32.114734][ C0] </TASK>