[ OK ] Started Getty on tty3. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty2. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.30' (ECDSA) to the list of known hosts. syzkaller login: [ 70.991156][ T8433] chnl_net:caif_netlink_parms(): no params data found [ 71.046516][ T8433] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.054796][ T8433] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.063378][ T8433] device bridge_slave_0 entered promiscuous mode [ 71.073740][ T8433] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.081664][ T8433] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.090169][ T8433] device bridge_slave_1 entered promiscuous mode [ 71.110096][ T8433] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.121380][ T8433] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.143929][ T8433] team0: Port device team_slave_0 added [ 71.151885][ T8433] team0: Port device team_slave_1 added [ 71.169934][ T8433] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.176906][ T8433] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 71.203353][ T8433] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.215799][ T8433] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.222983][ T8433] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 71.249054][ T8433] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.275204][ T8433] device hsr_slave_0 entered promiscuous mode [ 71.282488][ T8433] device hsr_slave_1 entered promiscuous mode [ 71.388172][ T8433] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.402052][ T8433] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.411843][ T8433] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.424320][ T8433] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.449218][ T8433] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.456369][ T8433] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.464439][ T8433] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.471579][ T8433] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.514007][ T8433] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.529268][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.542196][ T4876] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.550783][ T4876] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.559590][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 71.572960][ T8433] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.584525][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.593006][ T20] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.600097][ T20] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.611947][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.620399][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.627432][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.657890][ T8433] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.668635][ T8433] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.682514][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.691914][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.700430][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.709132][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.717404][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.725284][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.743400][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.751010][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.765362][ T8433] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.785043][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.805060][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.813578][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.821929][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.832840][ T8433] device veth0_vlan entered promiscuous mode [ 71.844122][ T8433] device veth1_vlan entered promiscuous mode [ 71.866569][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.874596][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.882868][ T4876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.893449][ T8433] device veth0_macvtap entered promiscuous mode [ 71.903190][ T8433] device veth1_macvtap entered promiscuous mode [ 71.920597][ T8433] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.928132][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.940618][ T8640] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.951684][ T8433] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.959675][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 71.972280][ T8433] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.981514][ T8433] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.991251][ T8433] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.000967][ T8433] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.045250][ T8433] [ 72.047746][ T8433] ======================================================== [ 72.054914][ T8433] WARNING: possible irq lock inversion dependency detected [ 72.062102][ T8433] 5.13.0-rc2-next-20210518-syzkaller #0 Not tainted [ 72.068691][ T8433] -------------------------------------------------------- [ 72.075891][ T8433] syz-executor436/8433 just changed the state of lock: [ 72.082720][ T8433] ffff8880181130c0 (&new->fa_lock){.+..}-{2:2}, at: kill_fasync+0x132/0x460 [ 72.091428][ T8433] but this lock was taken by another, HARDIRQ-safe lock in the past: [ 72.099483][ T8433] (&dev->event_lock){-...}-{2:2} [ 72.099499][ T8433] [ 72.099499][ T8433] [ 72.099499][ T8433] and interrupts could create inverse lock ordering between them. [ 72.099499][ T8433] [ 72.118773][ T8433] [ 72.118773][ T8433] other info that might help us debug this: [ 72.126815][ T8433] Chain exists of: [ 72.126815][ T8433] &dev->event_lock --> &client->buffer_lock --> &new->fa_lock [ 72.126815][ T8433] [ 72.140160][ T8433] Possible interrupt unsafe locking scenario: [ 72.140160][ T8433] [ 72.148465][ T8433] CPU0 CPU1 [ 72.153818][ T8433] ---- ---- [ 72.159182][ T8433] lock(&new->fa_lock); [ 72.163407][ T8433] local_irq_disable(); [ 72.170162][ T8433] lock(&dev->event_lock); [ 72.177160][ T8433] lock(&client->buffer_lock); [ 72.184534][ T8433] [ 72.187963][ T8433] lock(&dev->event_lock); [ 72.192668][ T8433] [ 72.192668][ T8433] *** DEADLOCK *** [ 72.192668][ T8433] [ 72.200787][ T8433] 3 locks held by syz-executor436/8433: [ 72.206303][ T8433] #0: ffffffff8c17afe0 (rcu_read_lock){....}-{1:2}, at: sock_def_error_report+0x0/0x4e0 [ 72.216114][ T8433] #1: ffffffff8c17afe0 (rcu_read_lock){....}-{1:2}, at: sock_def_error_report+0x2af/0x4e0 [ 72.226101][ T8433] #2: ffffffff8c17afe0 (rcu_read_lock){....}-{1:2}, at: kill_fasync+0x3d/0x460 [ 72.235130][ T8433] [ 72.235130][ T8433] the shortest dependencies between 2nd lock and 1st lock: [ 72.244479][ T8433] -> (&dev->event_lock){-...}-{2:2} { [ 72.250049][ T8433] IN-HARDIRQ-W at: [ 72.254181][ T8433] lock_acquire+0x1ab/0x740 [ 72.260679][ T8433] _raw_spin_lock_irqsave+0x39/0x50 [ 72.267889][ T8433] input_event+0x7b/0xb0 [ 72.274113][ T8433] psmouse_report_standard_buttons+0x2c/0x80 [ 72.282089][ T8433] psmouse_process_byte+0x1e1/0x890 [ 72.289280][ T8433] psmouse_handle_byte+0x41/0x1b0 [ 72.296288][ T8433] psmouse_interrupt+0x304/0xf00 [ 72.303201][ T8433] serio_interrupt+0x88/0x150 [ 72.309871][ T8433] i8042_interrupt+0x27a/0x520 [ 72.316701][ T8433] __handle_irq_event_percpu+0x303/0x8f0 [ 72.324332][ T8433] handle_irq_event+0x102/0x290 [ 72.331157][ T8433] handle_edge_irq+0x25f/0xd00 [ 72.337922][ T8433] __common_interrupt+0x9d/0x210 [ 72.344840][ T8433] common_interrupt+0x9f/0xd0 [ 72.351511][ T8433] asm_common_interrupt+0x1e/0x40 [ 72.358537][ T8433] _raw_spin_unlock_irqrestore+0x38/0x70 [ 72.366151][ T8433] i8042_command+0x12e/0x150 [ 72.372754][ T8433] i8042_aux_write+0xd7/0x120 [ 72.379427][ T8433] ps2_do_sendbyte+0x2cf/0x710 [ 72.386169][ T8433] ps2_sendbyte+0x58/0x150 [ 72.392576][ T8433] cypress_ps2_sendbyte+0x2e/0x160 [ 72.399667][ T8433] cypress_send_ext_cmd+0x1d0/0x8e0 [ 72.406841][ T8433] cypress_detect+0x75/0x190 [ 72.413404][ T8433] psmouse_try_protocol+0x211/0x370 [ 72.420587][ T8433] psmouse_extensions+0x557/0x930 [ 72.427590][ T8433] psmouse_switch_protocol+0x52a/0x740 [ 72.435046][ T8433] psmouse_connect+0x5e9/0xfd0 [ 72.441815][ T8433] serio_driver_probe+0x72/0xa0 [ 72.448640][ T8433] really_probe+0x291/0xf60 [ 72.455145][ T8433] driver_probe_device+0x298/0x410 [ 72.462229][ T8433] device_driver_attach+0x228/0x290 [ 72.469453][ T8433] __driver_attach+0x190/0x340 [ 72.476190][ T8433] bus_for_each_dev+0x147/0x1d0 [ 72.483040][ T8433] serio_handle_event+0x5f6/0xa30 [ 72.490050][ T8433] process_one_work+0x98d/0x1600 [ 72.496965][ T8433] worker_thread+0x64c/0x1120 [ 72.503630][ T8433] kthread+0x3b1/0x4a0 [ 72.509690][ T8433] ret_from_fork+0x1f/0x30 [ 72.516099][ T8433] INITIAL USE at: [ 72.520157][ T8433] lock_acquire+0x1ab/0x740 [ 72.526549][ T8433] _raw_spin_lock_irqsave+0x39/0x50 [ 72.533653][ T8433] input_inject_event+0xa6/0x320 [ 72.540482][ T8433] led_set_brightness_nosleep+0xe6/0x1a0 [ 72.548018][ T8433] led_set_brightness+0x134/0x170 [ 72.554934][ T8433] led_trigger_event+0x75/0xd0 [ 72.561583][ T8433] kbd_led_trigger_activate+0xc9/0x100 [ 72.568934][ T8433] led_trigger_set+0x61e/0xbd0 [ 72.575600][ T8433] led_trigger_set_default+0x1a6/0x230 [ 72.582948][ T8433] led_classdev_register_ext+0x5b1/0x7c0 [ 72.590467][ T8433] input_leds_connect+0x4bd/0x860 [ 72.597398][ T8433] input_attach_handler+0x180/0x1f0 [ 72.604515][ T8433] input_register_device.cold+0xf0/0x304 [ 72.612040][ T8433] atkbd_connect+0x739/0xa00 [ 72.618526][ T8433] serio_driver_probe+0x72/0xa0 [ 72.625296][ T8433] really_probe+0x291/0xf60 [ 72.631689][ T8433] driver_probe_device+0x298/0x410 [ 72.638701][ T8433] device_driver_attach+0x228/0x290 [ 72.645790][ T8433] __driver_attach+0x190/0x340 [ 72.652457][ T8433] bus_for_each_dev+0x147/0x1d0 [ 72.659196][ T8433] serio_handle_event+0x5f6/0xa30 [ 72.666112][ T8433] process_one_work+0x98d/0x1600 [ 72.672953][ T8433] worker_thread+0x64c/0x1120 [ 72.679555][ T8433] kthread+0x3b1/0x4a0 [ 72.685524][ T8433] ret_from_fork+0x1f/0x30 [ 72.691832][ T8433] } [ 72.694483][ T8433] ... key at: [] __key.8+0x0/0x40 [ 72.701751][ T8433] ... acquired at: [ 72.705706][ T8433] _raw_spin_lock+0x2a/0x40 [ 72.710471][ T8433] evdev_pass_values.part.0+0xf6/0x970 [ 72.716088][ T8433] evdev_events+0x359/0x3e0 [ 72.720756][ T8433] input_to_handler+0x2a0/0x4c0 [ 72.725779][ T8433] input_pass_values.part.0+0x230/0x710 [ 72.731502][ T8433] input_handle_event+0x373/0x1440 [ 72.736798][ T8433] input_inject_event+0x1bd/0x320 [ 72.741974][ T8433] evdev_write+0x430/0x760 [ 72.746548][ T8433] vfs_write+0x28e/0xa40 [ 72.750945][ T8433] ksys_write+0x1ee/0x250 [ 72.755427][ T8433] do_syscall_64+0x31/0xb0 [ 72.760603][ T8433] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.766653][ T8433] [ 72.768968][ T8433] -> (&client->buffer_lock){....}-{2:2} { [ 72.774763][ T8433] INITIAL USE at: [ 72.778736][ T8433] lock_acquire+0x1ab/0x740 [ 72.784955][ T8433] _raw_spin_lock+0x2a/0x40 [ 72.791188][ T8433] evdev_pass_values.part.0+0xf6/0x970 [ 72.798378][ T8433] evdev_events+0x359/0x3e0 [ 72.804596][ T8433] input_to_handler+0x2a0/0x4c0 [ 72.811167][ T8433] input_pass_values.part.0+0x230/0x710 [ 72.818541][ T8433] input_handle_event+0x373/0x1440 [ 72.825383][ T8433] input_inject_event+0x1bd/0x320 [ 72.832120][ T8433] evdev_write+0x430/0x760 [ 72.838267][ T8433] vfs_write+0x28e/0xa40 [ 72.844238][ T8433] ksys_write+0x1ee/0x250 [ 72.850284][ T8433] do_syscall_64+0x31/0xb0 [ 72.856415][ T8433] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.864068][ T8433] } [ 72.866645][ T8433] ... key at: [] __key.4+0x0/0x40 [ 72.873852][ T8433] ... acquired at: [ 72.877737][ T8433] _raw_read_lock+0x5b/0x70 [ 72.882409][ T8433] kill_fasync+0x132/0x460 [ 72.886984][ T8433] evdev_pass_values.part.0+0x64e/0x970 [ 72.892690][ T8433] evdev_events+0x359/0x3e0 [ 72.897355][ T8433] input_to_handler+0x2a0/0x4c0 [ 72.902371][ T8433] input_pass_values.part.0+0x230/0x710 [ 72.908086][ T8433] input_handle_event+0x373/0x1440 [ 72.913387][ T8433] input_inject_event+0x1bd/0x320 [ 72.918580][ T8433] evdev_write+0x430/0x760 [ 72.923189][ T8433] vfs_write+0x28e/0xa40 [ 72.927588][ T8433] ksys_write+0x1ee/0x250 [ 72.932071][ T8433] do_syscall_64+0x31/0xb0 [ 72.936645][ T8433] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.942845][ T8433] [ 72.945147][ T8433] -> (&new->fa_lock){.+..}-{2:2} { [ 72.950279][ T8433] HARDIRQ-ON-R at: [ 72.954234][ T8433] lock_acquire+0x1ab/0x740 [ 72.960392][ T8433] _raw_read_lock+0x5b/0x70 [ 72.966590][ T8433] kill_fasync+0x132/0x460 [ 72.972653][ T8433] sock_wake_async+0xd2/0x160 [ 72.978972][ T8433] sock_def_error_report+0x34b/0x4e0 [ 72.985904][ T8433] sock_queue_err_skb+0x37b/0x750 [ 72.992584][ T8433] __skb_complete_tx_timestamp+0x308/0x420 [ 73.000050][ T8433] __skb_tstamp_tx+0x407/0x780 [ 73.006485][ T8433] __dev_queue_xmit+0x1d0e/0x3150 [ 73.013156][ T8433] packet_sendmsg+0x2417/0x5280 [ 73.019757][ T8433] sock_sendmsg+0xcf/0x120 [ 73.025893][ T8433] ____sys_sendmsg+0x331/0x810 [ 73.032300][ T8433] ___sys_sendmsg+0xf3/0x170 [ 73.038523][ T8433] __sys_sendmmsg+0x195/0x470 [ 73.044834][ T8433] __x64_sys_sendmmsg+0x99/0x100 [ 73.051421][ T8433] do_syscall_64+0x31/0xb0 [ 73.057470][ T8433] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.065024][ T8433] INITIAL READ USE at: [ 73.069345][ T8433] lock_acquire+0x1ab/0x740 [ 73.075827][ T8433] _raw_read_lock+0x5b/0x70 [ 73.082322][ T8433] kill_fasync+0x132/0x460 [ 73.088738][ T8433] evdev_pass_values.part.0+0x64e/0x970 [ 73.096293][ T8433] evdev_events+0x359/0x3e0 [ 73.102786][ T8433] input_to_handler+0x2a0/0x4c0 [ 73.109622][ T8433] input_pass_values.part.0+0x230/0x710 [ 73.117144][ T8433] input_handle_event+0x373/0x1440 [ 73.124227][ T8433] input_inject_event+0x1bd/0x320 [ 73.131230][ T8433] evdev_write+0x430/0x760 [ 73.137620][ T8433] vfs_write+0x28e/0xa40 [ 73.143839][ T8433] ksys_write+0x1ee/0x250 [ 73.150243][ T8433] do_syscall_64+0x31/0xb0 [ 73.156743][ T8433] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.164616][ T8433] } [ 73.167092][ T8433] ... key at: [] __key.0+0x0/0x40 [ 73.174202][ T8433] ... acquired at: [ 73.177990][ T8433] __lock_acquire+0x120f/0x5230 [ 73.183007][ T8433] lock_acquire+0x1ab/0x740 [ 73.187661][ T8433] _raw_read_lock+0x5b/0x70 [ 73.192344][ T8433] kill_fasync+0x132/0x460 [ 73.196927][ T8433] sock_wake_async+0xd2/0x160 [ 73.201779][ T8433] sock_def_error_report+0x34b/0x4e0 [ 73.207245][ T8433] sock_queue_err_skb+0x37b/0x750 [ 73.212433][ T8433] __skb_complete_tx_timestamp+0x308/0x420 [ 73.218424][ T8433] __skb_tstamp_tx+0x407/0x780 [ 73.223372][ T8433] __dev_queue_xmit+0x1d0e/0x3150 [ 73.228564][ T8433] packet_sendmsg+0x2417/0x5280 [ 73.233570][ T8433] sock_sendmsg+0xcf/0x120 [ 73.238148][ T8433] ____sys_sendmsg+0x331/0x810 [ 73.243064][ T8433] ___sys_sendmsg+0xf3/0x170 [ 73.247821][ T8433] __sys_sendmmsg+0x195/0x470 [ 73.252665][ T8433] __x64_sys_sendmmsg+0x99/0x100 [ 73.257758][ T8433] do_syscall_64+0x31/0xb0 [ 73.262327][ T8433] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.268394][ T8433] [ 73.270706][ T8433] [ 73.270706][ T8433] stack backtrace: [ 73.276576][ T8433] CPU: 0 PID: 8433 Comm: syz-executor436 Not tainted 5.13.0-rc2-next-20210518-syzkaller #0 [ 73.286530][ T8433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.296568][ T8433] Call Trace: [ 73.299835][ T8433] dump_stack_lvl+0x13e/0x1d6 [ 73.304511][ T8433] mark_lock.cold+0x1d/0x8e [ 73.309016][ T8433] ? lock_chain_count+0x20/0x20 [ 73.313850][ T8433] ? mark_lock+0xef/0x17b0 [ 73.318252][ T8433] ? lock_chain_count+0x20/0x20 [ 73.323088][ T8433] ? lockdep_unlock+0x11c/0x290 [ 73.327921][ T8433] ? register_lock_class+0x55e/0x1180 [ 73.333285][ T8433] __lock_acquire+0x120f/0x5230 [ 73.338115][ T8433] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 73.344072][ T8433] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 73.350034][ T8433] lock_acquire+0x1ab/0x740 [ 73.354648][ T8433] ? kill_fasync+0x132/0x460 [ 73.359233][ T8433] ? lock_release+0x720/0x720 [ 73.363896][ T8433] ? lock_release+0x720/0x720 [ 73.368574][ T8433] _raw_read_lock+0x5b/0x70 [ 73.373063][ T8433] ? kill_fasync+0x132/0x460 [ 73.377738][ T8433] kill_fasync+0x132/0x460 [ 73.382151][ T8433] sock_wake_async+0xd2/0x160 [ 73.386835][ T8433] sock_def_error_report+0x34b/0x4e0 [ 73.392123][ T8433] sock_queue_err_skb+0x37b/0x750 [ 73.397143][ T8433] __skb_complete_tx_timestamp+0x308/0x420 [ 73.402960][ T8433] __skb_tstamp_tx+0x407/0x780 [ 73.407710][ T8433] __dev_queue_xmit+0x1d0e/0x3150 [ 73.412735][ T8433] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 73.418003][ T8433] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 73.424224][ T8433] ? packet_parse_headers+0x343/0x490 [ 73.429583][ T8433] ? packet_parse_headers+0x11d/0x490 [ 73.434935][ T8433] ? packet_poll+0x600/0x600 [ 73.439519][ T8433] packet_sendmsg+0x2417/0x5280 [ 73.444355][ T8433] ? aa_sk_perm+0x311/0xab0 [ 73.448838][ T8433] ? packet_create+0xac0/0xac0 [ 73.453590][ T8433] ? aa_af_perm+0x230/0x230 [ 73.458092][ T8433] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.464335][ T8433] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.470568][ T8433] ? packet_create+0xac0/0xac0 [ 73.475331][ T8433] sock_sendmsg+0xcf/0x120 [ 73.479789][ T8433] ____sys_sendmsg+0x331/0x810 [ 73.484533][ T8433] ? kernel_sendmsg+0x50/0x50 [ 73.489188][ T8433] ? do_recvmmsg+0x6d0/0x6d0 [ 73.493756][ T8433] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 73.499715][ T8433] ? mark_lock+0xef/0x17b0 [ 73.504135][ T8433] ___sys_sendmsg+0xf3/0x170 [ 73.508744][ T8433] ? sendmsg_copy_msghdr+0x160/0x160 [ 73.514031][ T8433] ? mark_lock+0xef/0x17b0 [ 73.518431][ T8433] ? mark_lock+0xef/0x17b0 [ 73.522847][ T8433] ? find_held_lock+0x2d/0x110 [ 73.527633][ T8433] ? lock_chain_count+0x20/0x20 [ 73.532464][ T8433] ? lock_chain_count+0x20/0x20 [ 73.537309][ T8433] ? sock_setsockopt+0x20e/0x2850 [ 73.542315][ T8433] ? lock_downgrade+0x6e0/0x6e0 [ 73.547145][ T8433] ? rwlock_bug.part.0+0x90/0x90 [ 73.552062][ T8433] ? __local_bh_enable_ip+0xa0/0x120 [ 73.557331][ T8433] ? lockdep_hardirqs_on+0x79/0x100 [ 73.562507][ T8433] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.568741][ T8433] ? __fget_light+0x215/0x280 [ 73.573412][ T8433] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 73.579631][ T8433] __sys_sendmmsg+0x195/0x470 [ 73.584318][ T8433] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 73.589327][ T8433] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 73.595301][ T8433] ? kfree+0x226/0x650 [ 73.599381][ T8433] ? find_held_lock+0x2d/0x110 [ 73.604168][ T8433] ? __context_tracking_exit+0xb8/0xe0 [ 73.609639][ T8433] ? lock_downgrade+0x6e0/0x6e0 [ 73.614472][ T8433] ? lock_downgrade+0x6e0/0x6e0 [ 73.619299][ T8433] __x64_sys_sendmmsg+0x99/0x100 [ 73.624237][ T8433] ? syscall_enter_from_user_mode+0x21/0x70 [ 73.630120][ T8433] do_syscall_64+0x31/0xb0 [ 73.634513][ T8433] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.640408][ T8433] RIP: 0033:0x447899 [ 73.644285][ T8433] Code: 28 c3 e8 4a 15 00 00 66 2e 0f 1f 84 00 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 73.663892][ T8433] RSP: 002b:00007ffc6ab944c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 73.672284][ T8433] RAX: ffffffffffffffda RBX: 00007ffc6ab944d8 RCX: 0000000000447899 [ 73.680275][ T8433] RDX: 000000000400004e RSI: 0000000020000d00 RDI: 0000000000000005 [ 73.688246][ T8433] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 73.696203][ T8433] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc6ab944e0 [ 73.704161][ T8433] R13: 00007ffc6ab94500 R14: 00000000004b8018 R15: 00000000004004b8