[ 150.253979][ C2] [ 150.254086][ C2] ======================================================== [ 150.254321][ C2] WARNING: possible irq lock inversion dependency detected [ 150.254545][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 150.254703][ C2] -------------------------------------------------------- [ 150.254925][ C2] userspace_pm.sh/959 just changed the state of lock: [ 150.255109][ C2] ffff888006310d80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 150.255379][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 150.255601][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 150.255605][ C2] [ 150.255605][ C2] [ 150.255605][ C2] and interrupts could create inverse lock ordering between them. [ 150.255605][ C2] [ 150.256161][ C2] [ 150.256161][ C2] other info that might help us debug this: [ 150.256385][ C2] Possible interrupt unsafe locking scenario: [ 150.256385][ C2] [ 150.256615][ C2] CPU0 CPU1 [ 150.256766][ C2] ---- ---- [ 150.256915][ C2] lock(&p->alloc_lock); [ 150.257030][ C2] local_irq_disable(); [ 150.257217][ C2] lock(&ndev->lock); [ 150.257410][ C2] lock(&p->alloc_lock); [ 150.257601][ C2] [ 150.257717][ C2] lock(&ndev->lock); [ 150.257837][ C2] [ 150.257837][ C2] *** DEADLOCK *** [ 150.257837][ C2] [ 150.258052][ C2] 3 locks held by userspace_pm.sh/959: [ 150.258203][ C2] #0: ffff8880059ef838 (&sig->cred_guard_mutex){+.+.}-{3:3}, at: bprm_execve+0x51/0x4f0 [ 150.258475][ C2] #1: ffffffffa0745f10 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x85/0x1e0 [ 150.258781][ C2] #2: ffffc90000230d68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 150.259052][ C2] [ 150.259052][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 150.259309][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 150.259465][ C2] HARDIRQ-ON-W at: [ 150.259579][ C2] __lock_acquire+0x797/0x1570 [ 150.259770][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.259963][ C2] _raw_spin_lock+0x30/0x40 [ 150.260155][ C2] set_mems_allowed+0x1d/0x210 [ 150.260347][ C2] kernel_init_freeable+0x72/0x310 [ 150.260537][ C2] kernel_init+0x20/0x200 [ 150.260728][ C2] ret_from_fork+0x31/0x70 [ 150.260919][ C2] ret_from_fork_asm+0x1a/0x30 [ 150.261111][ C2] SOFTIRQ-ON-W at: [ 150.261225][ C2] __lock_acquire+0x797/0x1570 [ 150.261424][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.261614][ C2] _raw_spin_lock+0x30/0x40 [ 150.261802][ C2] set_mems_allowed+0x1d/0x210 [ 150.261992][ C2] kernel_init_freeable+0x72/0x310 [ 150.262180][ C2] kernel_init+0x20/0x200 [ 150.262372][ C2] ret_from_fork+0x31/0x70 [ 150.262561][ C2] ret_from_fork_asm+0x1a/0x30 [ 150.262752][ C2] INITIAL USE at: [ 150.262866][ C2] __lock_acquire+0x797/0x1570 [ 150.263056][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.263244][ C2] _raw_spin_lock+0x30/0x40 [ 150.263439][ C2] set_mems_allowed+0x1d/0x210 [ 150.263627][ C2] kernel_init_freeable+0x72/0x310 [ 150.263816][ C2] kernel_init+0x20/0x200 [ 150.264006][ C2] ret_from_fork+0x31/0x70 [ 150.264195][ C2] ret_from_fork_asm+0x1a/0x30 [ 150.264384][ C2] } [ 150.264460][ C2] ... key at: [] __key.387+0x0/0x40 [ 150.264691][ C2] ... acquired at: [ 150.264804][ C2] __lock_acquire+0xaf0/0x1570 [ 150.264959][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.265110][ C2] _raw_spin_lock+0x30/0x40 [ 150.265264][ C2] __get_task_comm+0x27/0x70 [ 150.265415][ C2] ref_tracker_alloc+0x2ee/0x490 [ 150.265567][ C2] netdev_get_by_index+0x5e/0x80 [ 150.265721][ C2] fib6_nh_init+0x3d8/0x15b0 [ 150.265879][ C2] ip6_route_info_create+0xf18/0x17d0 [ 150.266031][ C2] ip6_route_add+0x1c/0x140 [ 150.266182][ C2] addrconf_prefix_route+0x1cc/0x2b0 [ 150.266334][ C2] addrconf_permanent_addr+0x32f/0x670 [ 150.266483][ C2] addrconf_notify+0x749/0xd60 [ 150.266636][ C2] notifier_call_chain+0xcd/0x150 [ 150.266788][ C2] __dev_notify_flags+0xe6/0x250 [ 150.266943][ C2] dev_change_flags+0xec/0x160 [ 150.267094][ C2] do_setlink+0x7d6/0x21e0 [ 150.267247][ C2] __rtnl_newlink+0xaa7/0xd80 [ 150.267400][ C2] rtnl_newlink+0x63/0xa0 [ 150.267553][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 150.267703][ C2] netlink_rcv_skb+0x130/0x360 [ 150.267859][ C2] netlink_unicast+0x449/0x710 [ 150.268011][ C2] netlink_sendmsg+0x723/0xbe0 [ 150.268164][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 150.268317][ C2] ___sys_sendmsg+0xee/0x170 [ 150.268470][ C2] __sys_sendmsg+0xcd/0x170 [ 150.268624][ C2] do_syscall_64+0xc6/0x1e0 [ 150.268780][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 150.268971][ C2] [ 150.269047][ C2] -> (&ndev->lock){++-.}-{2:2} { [ 150.269205][ C2] HARDIRQ-ON-W at: [ 150.269318][ C2] __lock_acquire+0x797/0x1570 [ 150.269509][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.269703][ C2] _raw_write_lock_bh+0x38/0x50 [ 150.269896][ C2] addrconf_permanent_addr+0x6e/0x670 [ 150.270083][ C2] addrconf_notify+0x749/0xd60 [ 150.270273][ C2] notifier_call_chain+0xcd/0x150 [ 150.270465][ C2] __dev_notify_flags+0xe6/0x250 [ 150.270654][ C2] dev_change_flags+0xec/0x160 [ 150.270848][ C2] do_setlink+0x7d6/0x21e0 [ 150.271039][ C2] __rtnl_newlink+0xaa7/0xd80 [ 150.271230][ C2] rtnl_newlink+0x63/0xa0 [ 150.271428][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 150.271618][ C2] netlink_rcv_skb+0x130/0x360 [ 150.271810][ C2] netlink_unicast+0x449/0x710 [ 150.272002][ C2] netlink_sendmsg+0x723/0xbe0 [ 150.272200][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 150.272389][ C2] ___sys_sendmsg+0xee/0x170 [ 150.272582][ C2] __sys_sendmsg+0xcd/0x170 [ 150.272770][ C2] do_syscall_64+0xc6/0x1e0 [ 150.272960][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 150.273190][ C2] HARDIRQ-ON-R at: [ 150.273304][ C2] __lock_acquire+0x797/0x1570 [ 150.273498][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.273686][ C2] _raw_read_lock_bh+0x44/0x80 [ 150.273877][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 150.274067][ C2] inet6_fill_link_af+0x5e/0xe0 [ 150.274255][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 150.274444][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 150.274639][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 150.274866][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 150.275150][ C2] register_netdevice+0x1177/0x1690 [ 150.275340][ C2] register_netdev+0x20/0x40 [ 150.275528][ C2] sit_init_net+0x250/0x4f0 [ 150.275717][ C2] ops_init+0x9b/0x560 [ 150.275971][ C2] register_pernet_operations+0x2db/0x710 [ 150.276199][ C2] register_pernet_device+0x2a/0x60 [ 150.276389][ C2] sit_init+0x23/0xe0 [ 150.276541][ C2] do_one_initcall+0x8d/0x1e0 [ 150.276729][ C2] do_initcalls+0x1b2/0x3e0 [ 150.276917][ C2] kernel_init_freeable+0x232/0x310 [ 150.277111][ C2] kernel_init+0x20/0x200 [ 150.277399][ C2] ret_from_fork+0x31/0x70 [ 150.277589][ C2] ret_from_fork_asm+0x1a/0x30 [ 150.277780][ C2] IN-SOFTIRQ-W at: [ 150.277892][ C2] __lock_acquire+0x797/0x1570 [ 150.278183][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.278373][ C2] _raw_write_lock+0x30/0x40 [ 150.278566][ C2] addrconf_rs_timer+0xa9/0x730 [ 150.278755][ C2] call_timer_fn+0x13b/0x230 [ 150.278945][ C2] __run_timers+0x545/0x810 [ 150.279137][ C2] run_timer_softirq+0xe8/0x1b0 [ 150.279327][ C2] __do_softirq+0x1f8/0x5df [ 150.279515][ C2] irq_exit_rcu+0x97/0xc0 [ 150.279714][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 150.279947][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 150.280271][ C2] unwind_next_frame+0x91b/0x1d00 [ 150.280460][ C2] arch_stack_walk+0x8c/0xf0 [ 150.280652][ C2] stack_trace_save+0x94/0xd0 [ 150.280938][ C2] set_track_prepare+0x31/0x70 [ 150.281130][ C2] free_to_partial_list+0x1db/0x340 [ 150.281324][ C2] qlist_free_all+0x4c/0x140 [ 150.281629][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 150.281825][ C2] __kasan_slab_alloc+0x49/0x70 [ 150.282013][ C2] kmem_cache_alloc+0xef/0x270 [ 150.282202][ C2] getname_kernel+0x54/0x2d0 [ 150.282489][ C2] open_exec+0x11/0x50 [ 150.282643][ C2] load_elf_binary+0x558/0x2840 [ 150.282833][ C2] search_binary_handler+0x152/0x550 [ 150.283116][ C2] exec_binprm+0x120/0x400 [ 150.283305][ C2] bprm_execve+0xe9/0x4f0 [ 150.283494][ C2] do_execveat_common.isra.0+0x4a6/0x6a0 [ 150.283815][ C2] __x64_sys_execve+0x8c/0xb0 [ 150.284009][ C2] do_syscall_64+0xc6/0x1e0 [ 150.284199][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 150.284427][ C2] INITIAL USE at: [ 150.284637][ C2] __lock_acquire+0x797/0x1570 [ 150.284829][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.285020][ C2] _raw_write_lock_bh+0x38/0x50 [ 150.285302][ C2] addrconf_permanent_addr+0x6e/0x670 [ 150.285497][ C2] addrconf_notify+0x749/0xd60 [ 150.285686][ C2] notifier_call_chain+0xcd/0x150 [ 150.285875][ C2] __dev_notify_flags+0xe6/0x250 [ 150.286158][ C2] dev_change_flags+0xec/0x160 [ 150.286346][ C2] do_setlink+0x7d6/0x21e0 [ 150.286534][ C2] __rtnl_newlink+0xaa7/0xd80 [ 150.286822][ C2] rtnl_newlink+0x63/0xa0 [ 150.287015][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 150.287203][ C2] netlink_rcv_skb+0x130/0x360 [ 150.287392][ C2] netlink_unicast+0x449/0x710 [ 150.287674][ C2] netlink_sendmsg+0x723/0xbe0 [ 150.287862][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 150.288049][ C2] ___sys_sendmsg+0xee/0x170 [ 150.288336][ C2] __sys_sendmsg+0xcd/0x170 [ 150.288525][ C2] do_syscall_64+0xc6/0x1e0 [ 150.288714][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 150.289049][ C2] INITIAL READ USE at: [ 150.289163][ C2] __lock_acquire+0x797/0x1570 [ 150.289352][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.289540][ C2] _raw_read_lock_bh+0x44/0x80 [ 150.289732][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 150.289956][ C2] inet6_fill_link_af+0x5e/0xe0 [ 150.290144][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 150.290335][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 150.290558][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 150.290789][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 150.291073][ C2] register_netdevice+0x1177/0x1690 [ 150.291298][ C2] register_netdev+0x20/0x40 [ 150.291512][ C2] sit_init_net+0x250/0x4f0 [ 150.291796][ C2] ops_init+0x9b/0x560 [ 150.291984][ C2] register_pernet_operations+0x2db/0x710 [ 150.292212][ C2] register_pernet_device+0x2a/0x60 [ 150.292534][ C2] sit_init+0x23/0xe0 [ 150.292723][ C2] do_one_initcall+0x8d/0x1e0 [ 150.292912][ C2] do_initcalls+0x1b2/0x3e0 [ 150.293101][ C2] kernel_init_freeable+0x232/0x310 [ 150.293421][ C2] kernel_init+0x20/0x200 [ 150.293611][ C2] ret_from_fork+0x31/0x70 [ 150.293799][ C2] ret_from_fork_asm+0x1a/0x30 [ 150.294092][ C2] } [ 150.294169][ C2] ... key at: [] __key.36+0x0/0x40 [ 150.294392][ C2] ... acquired at: [ 150.294504][ C2] mark_lock+0x28d/0x3e0 [ 150.294656][ C2] mark_usage+0xd9/0x2a0 [ 150.294805][ C2] __lock_acquire+0x797/0x1570 [ 150.294959][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.295108][ C2] _raw_write_lock+0x30/0x40 [ 150.295258][ C2] addrconf_rs_timer+0xa9/0x730 [ 150.295408][ C2] call_timer_fn+0x13b/0x230 [ 150.295560][ C2] __run_timers+0x545/0x810 [ 150.295714][ C2] run_timer_softirq+0xe8/0x1b0 [ 150.295866][ C2] __do_softirq+0x1f8/0x5df [ 150.296111][ C2] irq_exit_rcu+0x97/0xc0 [ 150.296262][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 150.296453][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 150.296642][ C2] unwind_next_frame+0x91b/0x1d00 [ 150.296888][ C2] arch_stack_walk+0x8c/0xf0 [ 150.297039][ C2] stack_trace_save+0x94/0xd0 [ 150.297192][ C2] set_track_prepare+0x31/0x70 [ 150.297345][ C2] free_to_partial_list+0x1db/0x340 [ 150.297590][ C2] qlist_free_all+0x4c/0x140 [ 150.297743][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 150.297895][ C2] __kasan_slab_alloc+0x49/0x70 [ 150.298047][ C2] kmem_cache_alloc+0xef/0x270 [ 150.298289][ C2] getname_kernel+0x54/0x2d0 [ 150.298440][ C2] open_exec+0x11/0x50 [ 150.298554][ C2] load_elf_binary+0x558/0x2840 [ 150.298705][ C2] search_binary_handler+0x152/0x550 [ 150.298853][ C2] exec_binprm+0x120/0x400 [ 150.299111][ C2] bprm_execve+0xe9/0x4f0 [ 150.299260][ C2] do_execveat_common.isra.0+0x4a6/0x6a0 [ 150.299448][ C2] __x64_sys_execve+0x8c/0xb0 [ 150.299599][ C2] do_syscall_64+0xc6/0x1e0 [ 150.299750][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 150.299939][ C2] [ 150.300015][ C2] [ 150.300015][ C2] stack backtrace: [ 150.300198][ C2] CPU: 2 PID: 959 Comm: userspace_pm.sh Not tainted 6.9.0-rc1-virtme #1 [ 150.300517][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 150.300852][ C2] Call Trace: [ 150.300974][ C2] [ 150.301145][ C2] dump_stack_lvl+0x82/0xd0 [ 150.301300][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 150.301505][ C2] ? kernel_text_address+0xce/0xe0 [ 150.301659][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 150.301940][ C2] ? __pfx_usage_skip+0x10/0x10 [ 150.302092][ C2] ? __pfx_usage_match+0x10/0x10 [ 150.302249][ C2] ? arch_stack_walk+0xa2/0xf0 [ 150.302402][ C2] mark_lock_irq+0x4cd/0xa10 [ 150.302649][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 150.302799][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 150.302950][ C2] ? save_trace+0x8f/0x5b0 [ 150.303104][ C2] mark_lock+0x28d/0x3e0 [ 150.303218][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 150.303463][ C2] mark_usage+0xd9/0x2a0 [ 150.303577][ C2] __lock_acquire+0x797/0x1570 [ 150.303730][ C2] ? __pfx_validate_chain+0x10/0x10 [ 150.303881][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 150.304127][ C2] lock_acquire.part.0+0xeb/0x330 [ 150.304278][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 150.304429][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 150.304580][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 150.304826][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 150.304977][ C2] ? lock_acquire+0x32/0xc0 [ 150.305126][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 150.305277][ C2] _raw_write_lock+0x30/0x40 [ 150.305426][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 150.305670][ C2] addrconf_rs_timer+0xa9/0x730 [ 150.305820][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 150.305970][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 150.306119][ C2] ? call_timer_fn+0xe8/0x230 [ 150.306364][ C2] ? lock_acquire+0x32/0xc0 [ 150.306514][ C2] ? call_timer_fn+0xe8/0x230 [ 150.306664][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 150.306814][ C2] call_timer_fn+0x13b/0x230 [ 150.307058][ C2] ? call_timer_fn+0xe8/0x230 [ 150.307207][ C2] ? call_timer_fn+0xe8/0x230 [ 150.307357][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 150.307506][ C2] ? hlock_class+0x4e/0x130 [ 150.307657][ C2] ? mark_held_locks+0x9e/0xe0 [ 150.307812][ C2] __run_timers+0x545/0x810 [ 150.307962][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 150.308114][ C2] ? __pfx___run_timers+0x10/0x10 [ 150.308265][ C2] ? do_raw_spin_lock+0x131/0x270 [ 150.308416][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 150.308565][ C2] ? lock_acquire+0x32/0xc0 [ 150.308715][ C2] ? run_timer_softirq+0xe0/0x1b0 [ 150.308867][ C2] run_timer_softirq+0xe8/0x1b0 [ 150.309116][ C2] __do_softirq+0x1f8/0x5df [ 150.309267][ C2] irq_exit_rcu+0x97/0xc0 [ 150.309381][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 150.309532][ C2] [ 150.309610][ C2] [ 150.309781][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 150.309970][ C2] RIP: 0010:unwind_next_frame+0x91b/0x1d00 [ 150.310166][ C2] Code: 00 49 8b 7d 28 4c 89 f9 e8 42 73 3f 00 48 3d 50 d1 b2 9c 0f 84 89 0d 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 e9 48 c1 e9 03 <80> 3c 11 00 0f 85 6f 12 00 00 48 8b 14 24 49 89 45 58 48 b8 00 00 [ 150.310812][ C2] RSP: 0018:ffffc9000245f7a8 EFLAGS: 00000a02 [ 150.311000][ C2] RAX: ffffffff9d32117b RBX: 0000000000000001 RCX: 1ffff9200048bf20 [ 150.311317][ C2] RDX: dffffc0000000000 RSI: ffffc9000245f8d8 RDI: ffff888005325a6c [ 150.311548][ C2] RBP: ffffc9000245f900 R08: ffffc9000245f8e8 R09: 1ffff9200048befe [ 150.311777][ C2] R10: ffffc9000245f8a8 R11: ffffc9000245f8e9 R12: 1ffff9200048befe [ 150.312107][ C2] R13: ffffc9000245f8a8 R14: ffffffffa13d9550 R15: ffffc9000245fa68 [ 150.312332][ C2] ? free_to_partial_list+0x1db/0x340 [ 150.312483][ C2] ? unwind_next_frame+0x8fe/0x1d00 [ 150.312633][ C2] ? set_track_prepare+0x31/0x70 [ 150.312786][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 150.312940][ C2] ? set_track_prepare+0x31/0x70 [ 150.313088][ C2] ? kernel_text_address+0x17/0xe0 [ 150.313238][ C2] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 150.313424][ C2] arch_stack_walk+0x8c/0xf0 [ 150.313574][ C2] ? free_to_partial_list+0x1db/0x340 [ 150.313723][ C2] stack_trace_save+0x94/0xd0 [ 150.313876][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 150.314119][ C2] ? find_held_lock+0x2c/0x110 [ 150.314270][ C2] set_track_prepare+0x31/0x70 [ 150.314420][ C2] ? __pfx___lock_release+0x10/0x10 [ 150.314569][ C2] ? hlock_class+0x4e/0x130 [ 150.314810][ C2] ? mark_lock+0x38/0x3e0 [ 150.314927][ C2] ? mark_held_locks+0x9e/0xe0 [ 150.315076][ C2] free_to_partial_list+0x1db/0x340 [ 150.315224][ C2] ? qlist_free_all+0x47/0x140 [ 150.315375][ C2] qlist_free_all+0x4c/0x140 [ 150.315617][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 150.315770][ C2] __kasan_slab_alloc+0x49/0x70 [ 150.315921][ C2] kmem_cache_alloc+0xef/0x270 [ 150.316071][ C2] getname_kernel+0x54/0x2d0 [ 150.316314][ C2] open_exec+0x11/0x50 [ 150.316427][ C2] load_elf_binary+0x558/0x2840 [ 150.316577][ C2] ? find_held_lock+0x2c/0x110 [ 150.316725][ C2] ? __lock_release+0x103/0x460 [ 150.316975][ C2] ? search_binary_handler+0x134/0x550 [ 150.317128][ C2] ? __pfx___lock_release+0x10/0x10 [ 150.317277][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 150.317427][ C2] ? __pfx_load_elf_binary+0x10/0x10 [ 150.317576][ C2] ? search_binary_handler+0x134/0x550 [ 150.317726][ C2] search_binary_handler+0x152/0x550 [ 150.317875][ C2] ? __pfx_search_binary_handler+0x10/0x10 [ 150.318061][ C2] ? __task_pid_nr_ns+0x11f/0x410 [ 150.318211][ C2] ? exec_binprm+0x100/0x400 [ 150.318362][ C2] exec_binprm+0x120/0x400 [ 150.318512][ C2] bprm_execve+0xe9/0x4f0 [ 150.318625][ C2] do_execveat_common.isra.0+0x4a6/0x6a0 [ 150.318774][ C2] ? getname_flags+0xbd/0x3d0 [ 150.319035][ C2] __x64_sys_execve+0x8c/0xb0 [ 150.319185][ C2] do_syscall_64+0xc6/0x1e0 [ 150.319334][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 150.319518][ C2] RIP: 0033:0x7f994e00540b [ 150.319673][ C2] Code: c0 75 03 5f ff e7 c3 48 8b 0d f1 a9 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 80 00 00 00 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 a9 1b 00 f7 d8 64 89 01 48 [ 150.320200][ C2] RSP: 002b:00007ffea96d8468 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 150.320427][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f994e00540b [ 150.320647][ C2] RDX: 00005625c0b34790 RSI: 00005625c0bb5d90 RDI: 00005625c0be02d0 [ 150.320872][ C2] RBP: 00005625c0be02d0 R08: 00007ffea96d83b0 R09: 0000000000000000 [ 150.321095][ C2] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff [ 150.321317][ C2] R13: 00005625c0bb5d90 R14: 00005625c0b34790 R15: 00005625c0b36490 [ 150.321555][ C2] [ 170.087121][ T1340] pm_nl_ctl (1340) used greatest stack depth: 23824 bytes left