[ 43.487496][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.533697][ T319] syz-executor.2 (319) used greatest stack depth: 10864 bytes left [ 44.163630][ T112] device bridge_slave_1 left promiscuous mode [ 44.169603][ T112] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.176621][ T112] device bridge_slave_0 left promiscuous mode [ 44.182583][ T112] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.189819][ T112] device veth1_macvtap left promiscuous mode [ 44.195797][ T112] device veth0_vlan left promiscuous mode [ 54.127918][ T30] kauditd_printk_skb: 19 callbacks suppressed [ 54.127923][ T30] audit: type=1400 audit(1724450165.169:95): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 Warning: Permanently added '10.128.1.239' (ED25519) to the list of known hosts. 2024/08/23 21:56:11 ignoring optional flag "sandboxArg"="0" 2024/08/23 21:56:11 parsed 1 programs [ 60.562210][ T30] audit: type=1400 audit(1724450171.599:96): avc: denied { mounton } for pid=363 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 60.587104][ T30] audit: type=1400 audit(1724450171.599:97): avc: denied { read write } for pid=363 comm="syz-executor" name="swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 60.613427][ T30] audit: type=1400 audit(1724450171.599:98): avc: denied { open } for pid=363 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2024/08/23 21:56:11 executed programs: 0 [ 60.640364][ T30] audit: type=1400 audit(1724450171.679:99): avc: denied { unlink } for pid=363 comm="syz-executor" name="swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 60.643681][ T363] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 60.666023][ T30] audit: type=1400 audit(1724450171.679:100): avc: denied { relabelto } for pid=364 comm="mkswap" name="swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 60.730760][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.737668][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.744660][ T374] device bridge_slave_0 entered promiscuous mode [ 60.750989][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.758078][ T376] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.765033][ T376] device bridge_slave_0 entered promiscuous mode [ 60.772039][ T380] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.778876][ T380] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.786004][ T380] device bridge_slave_0 entered promiscuous mode [ 60.792474][ T380] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.799572][ T380] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.806823][ T380] device bridge_slave_1 entered promiscuous mode [ 60.813485][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.820522][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.827832][ T374] device bridge_slave_1 entered promiscuous mode [ 60.834211][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.841257][ T376] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.848254][ T376] device bridge_slave_1 entered promiscuous mode [ 60.871105][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.878125][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.885305][ T372] device bridge_slave_0 entered promiscuous mode [ 60.891973][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.899041][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.905923][ T372] device bridge_slave_1 entered promiscuous mode [ 60.915372][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.922286][ T376] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.929449][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.936680][ T376] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.946115][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.952945][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.959997][ T378] device bridge_slave_0 entered promiscuous mode [ 60.968282][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.975217][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.982334][ T378] device bridge_slave_1 entered promiscuous mode [ 60.993360][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.000183][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.007255][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.014083][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.026687][ T380] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.033866][ T380] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.041066][ T380] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.047933][ T380] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.061521][ T374] device veth0_vlan entered promiscuous mode [ 61.069259][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.076572][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.083673][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.090775][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.098749][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.107075][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.114638][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.122372][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.130274][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.138955][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.146471][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.153643][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.161216][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.168400][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.180106][ T376] device veth0_vlan entered promiscuous mode [ 61.187016][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.195443][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.203130][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.210399][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.217941][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.225366][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.232387][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.240215][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.247146][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.254316][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.262216][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.269048][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.276124][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.283955][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.295418][ T376] device veth1_macvtap entered promiscuous mode [ 61.303371][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.311322][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.319433][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.328378][ T374] device veth1_macvtap entered promiscuous mode [ 61.336685][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.345753][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.359330][ T372] device veth0_vlan entered promiscuous mode [ 61.369469][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.377036][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.384601][ T30] audit: type=1400 audit(1724450172.419:101): avc: denied { map_create } for pid=399 comm="syz-executor.4" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 61.404331][ T30] audit: type=1400 audit(1724450172.419:102): avc: denied { map_read map_write } for pid=399 comm="syz-executor.4" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 61.404339][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.424400][ T30] audit: type=1400 audit(1724450172.419:103): avc: denied { prog_load } for pid=399 comm="syz-executor.4" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 61.432756][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.453209][ T30] audit: type=1400 audit(1724450172.419:104): avc: denied { bpf } for pid=399 comm="syz-executor.4" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 61.461324][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.481594][ T30] audit: type=1400 audit(1724450172.419:105): avc: denied { perfmon } for pid=399 comm="syz-executor.4" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 61.508866][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.516572][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.525132][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.531952][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.539290][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 198.563412][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 143s! [syz-executor.4:403] [ 198.571824][ C0] Modules linked in: [ 198.575565][ C0] CPU: 0 PID: 403 Comm: syz-executor.4 Not tainted 5.15.156-syzkaller #0 [ 198.583904][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 198.594076][ C0] RIP: 0010:__pv_queued_spin_lock_slowpath+0xfa/0x2e0 [ 198.600643][ C0] Code: be 01 00 00 00 41 bf 00 01 00 00 3c 02 0f 94 c0 0f b6 c0 48 89 45 c8 c6 43 14 00 ba 00 80 00 00 41 c6 44 24 01 01 eb 0b f3 90 <83> ea 01 0f 84 74 01 00 00 41 0f b6 04 24 84 c0 75 ec 44 89 f8 f0 [ 198.621026][ C0] RSP: 0018:ffffc900004d3d10 EFLAGS: 00000206 [ 198.626927][ C0] RAX: 0000000000000003 RBX: ffff888237c2cb00 RCX: 0000000000000008 [ 198.634912][ C0] RDX: 0000000000007a21 RSI: 0000000000000003 RDI: ffff888114605690 [ 198.642726][ C0] RBP: ffffc900004d3d48 R08: ffff88823fff01c0 R09: 0000000000000000 [ 198.650535][ C0] R10: 0000000000000001 R11: ffff888237c2cb00 R12: ffff888114605690 [ 198.658441][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000100 [ 198.666257][ C0] FS: 00005555567ca480(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 198.675488][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 198.682127][ C0] CR2: 000055fab36a1fc8 CR3: 0000000112aed000 CR4: 00000000003506b0 [ 198.690201][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 198.698267][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 198.706219][ C0] Call Trace: [ 198.709446][ C0] [ 198.712082][ C0] ? show_regs.part.0+0x1e/0x20 [ 198.716978][ C0] ? show_regs.cold+0x8/0xd [ 198.721268][ C0] ? watchdog_timer_fn+0x21f/0x2f0 [ 198.726219][ C0] ? softlockup_fn+0x70/0x70 [ 198.730642][ C0] ? __hrtimer_run_queues+0x117/0x290 [ 198.736014][ C0] ? hrtimer_interrupt+0xfe/0x210 [ 198.740938][ C0] ? __sysvec_apic_timer_interrupt+0x73/0x160 [ 198.746883][ C0] ? sysvec_apic_timer_interrupt+0xa7/0xd0 [ 198.752665][ C0] [ 198.755451][ C0] [ 198.758310][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 198.764308][ C0] ? __pv_queued_spin_lock_slowpath+0xfa/0x2e0 [ 198.770510][ C0] _raw_spin_lock_bh+0x39/0x40 [ 198.775196][ C0] sk_psock_link_pop+0x1b/0x80 [ 198.779805][ C0] ? udp_getsockopt+0x20/0x20 [ 198.784309][ C0] sock_map_remove_links+0x22/0x150 [ 198.789515][ C0] ? __this_cpu_preempt_check+0x13/0x20 [ 198.794902][ C0] ? __local_bh_enable_ip+0x28/0x60 [ 198.800285][ C0] ? udp_getsockopt+0x20/0x20 [ 198.804978][ C0] sock_map_close+0xab/0x120 [ 198.809741][ C0] inet_release+0x3d/0x80 [ 198.813954][ C0] __sock_release+0x37/0xa0 [ 198.818243][ C0] sock_close+0x10/0x20 [ 198.822240][ C0] __fput+0xd5/0x260 [ 198.826159][ C0] ____fput+0x9/0x10 [ 198.829960][ C0] task_work_run+0x5c/0x90 [ 198.834477][ C0] exit_to_user_mode_prepare+0x143/0x150 [ 198.840028][ C0] syscall_exit_to_user_mode+0x21/0x40 [ 198.845408][ C0] ? x64_sys_call+0x96d/0x990 [ 198.849932][ C0] do_syscall_64+0x40/0xb0 [ 198.854190][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 198.860088][ C0] RIP: 0033:0x7f9fb008fd9a [ 198.864514][ C0] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24 [ 198.884127][ C0] RSP: 002b:00007ffc3049f6f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 198.892373][ C0] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f9fb008fd9a [ 198.900455][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 198.908356][ C0] RBP: 00007f9fb01c0980 R08: 00007f9fb0013000 R09: 0000000000000001 [ 198.916250][ C0] R10: 0000000000000001 R11: 0000000000000293 R12: 000000000000f263 [ 198.924063][ C0] R13: 000000000000f03d R14: 00007ffc3049f8b0 R15: 00007f9fb0047cb0 [ 198.932592][ C0] [ 198.935545][ C0] Sending NMI from CPU 0 to CPUs 1: [ 198.940884][ C1] NMI backtrace for cpu 1 [ 198.940887][ C1] CPU: 1 PID: 325 Comm: kworker/1:2 Not tainted 5.15.156-syzkaller #0 [ 198.940891][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 198.940901][ C1] Workqueue: events linkwatch_event [ 198.940910][ C1] RIP: 0010:kvm_wait+0x3e/0x40 [ 198.940916][ C1] Code: 0b fa 0f b6 07 40 38 f0 74 15 fb c3 0f b6 07 40 38 c6 75 f7 66 90 0f 00 2d ad f3 34 01 f4 c3 66 90 0f 00 2d a2 f3 34 01 fb f4 90 8b 05 3a 21 d7 01 83 f8 ff 74 06 85 c0 0f 95 c0 c3 55 48 89 [ 198.940918][ C1] RSP: 0018:ffffc9000038b6d8 EFLAGS: 00000246 [ 198.940921][ C1] RAX: 0000000000000003 RBX: ffff888237d2cb00 RCX: 0000000000000008 [ 198.940923][ C1] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff8881129687d8 [ 198.940925][ C1] RBP: ffffc9000038b718 R08: ffff88823fff0c00 R09: 0000000000000000 [ 198.940926][ C1] R10: 0000000000000001 R11: ffff888237d2cb00 R12: ffff8881129687d8 [ 198.940928][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000100 [ 198.940930][ C1] FS: 0000000000000000(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 198.940933][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 198.940938][ C1] CR2: 00007f9fb01bb0c0 CR3: 0000000112830000 CR4: 00000000003506a0 [ 198.940940][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 198.940942][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 198.940943][ C1] Call Trace: [ 198.940945][ C1] [ 198.940947][ C1] ? show_regs.part.0+0x1e/0x20 [ 198.940953][ C1] ? show_regs.cold+0x8/0xd [ 198.940956][ C1] ? nmi_cpu_backtrace.cold+0x1c/0x74 [ 198.940962][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 198.940967][ C1] ? nmi_handle+0x53/0x120 [ 198.940972][ C1] ? kvm_wait+0x3e/0x40 [ 198.940974][ C1] ? default_do_nmi+0x71/0x2d0 [ 198.940979][ C1] ? exc_nmi+0xf7/0x120 [ 198.940981][ C1] ? end_repeat_nmi+0x16/0x31 [ 198.940988][ C1] ? kvm_wait+0x3e/0x40 [ 198.940990][ C1] ? kvm_wait+0x3e/0x40 [ 198.940993][ C1] ? kvm_wait+0x3e/0x40 [ 198.940995][ C1] [ 198.940996][ C1] [ 198.940997][ C1] ? __pv_queued_spin_lock_slowpath+0x29f/0x2e0 [ 198.941004][ C1] _raw_spin_lock_bh+0x39/0x40 [ 198.941007][ C1] sock_hash_delete_elem+0x5f/0x120 [ 198.941012][ C1] bpf_prog_2c29ac5cdc6b1842+0x3a/0x838 [ 198.941015][ C1] bpf_trace_run2+0x37/0x90 [ 198.941021][ C1] ? sock_map_del_link+0x111/0x1c0 [ 198.941026][ C1] __bpf_trace_kfree+0x9/0x10 [ 198.941030][ C1] kfree+0x1ff/0x2a0 [ 198.941035][ C1] ? sock_hash_delete_elem+0xf6/0x120 [ 198.941038][ C1] sock_map_del_link+0x111/0x1c0 [ 198.941043][ C1] sock_map_unref+0x2f/0x70 [ 198.941045][ C1] sock_hash_delete_elem+0xd4/0x120 [ 198.941048][ C1] bpf_prog_2c29ac5cdc6b1842+0x3a/0x838 [ 198.941051][ C1] bpf_trace_run2+0x37/0x90 [ 198.941054][ C1] ? skb_free_head+0x64/0x80 [ 198.941060][ C1] __bpf_trace_kfree+0x9/0x10 [ 198.941062][ C1] kfree+0x1ff/0x2a0 [ 198.941065][ C1] skb_free_head+0x64/0x80 [ 198.941069][ C1] skb_release_data+0x12a/0x140 [ 198.941072][ C1] consume_skb+0x3a/0xc0 [ 198.941074][ C1] netlink_broadcast_filtered+0x11f/0x4b0 [ 198.941079][ C1] nlmsg_notify+0x35/0x130 [ 198.941082][ C1] rtnl_notify+0x2f/0x40 [ 198.941085][ C1] inet6_rt_notify+0xda/0x120 [ 198.941090][ C1] fib6_add+0xcd9/0x1020 [ 198.941095][ C1] ip6_route_add+0x4d/0xc0 [ 198.941098][ C1] addrconf_add_mroute+0x9c/0xc0 [ 198.941103][ C1] addrconf_add_dev+0x61/0x70 [ 198.941106][ C1] addrconf_init_auto_addrs+0x121/0x1f0 [ 198.941109][ C1] addrconf_notify.cold+0x7b/0x80 [ 198.941112][ C1] ? preempt_count_add+0x4d/0xa0 [ 198.941117][ C1] ? tee_netdev_event+0x98/0x100 [ 198.941122][ C1] raw_notifier_call_chain+0x41/0x60 [ 198.941125][ C1] netdev_state_change+0xa3/0xb0 [ 198.941130][ C1] linkwatch_do_dev+0x33/0x70 [ 198.941133][ C1] __linkwatch_run_queue+0xf2/0x250 [ 198.941137][ C1] linkwatch_event+0x20/0x30 [ 198.941140][ C1] process_one_work+0x199/0x340 [ 198.941145][ C1] worker_thread+0x4e/0x340 [ 198.941149][ C1] kthread+0x13a/0x160 [ 198.941152][ C1] ? rescuer_thread+0x380/0x380 [ 198.941156][ C1] ? set_kthread_struct+0x50/0x50 [ 198.941159][ C1] ret_from_fork+0x1f/0x30 [ 198.941164][ C1]