program: bpf$BPF_LINK_UPDATE(0x1d, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff, 0x4}, 0x5) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1002}) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000200)={'batadv0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000380)=@newlink={0x3c, 0x10, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x20129, 0x1}, [@IFLA_IFNAME={0x14, 0x3, 'syzkaller0\x00'}, @IFLA_MASTER={0x8, 0xa, r3}]}, 0x3c}, 0x1, 0x0, 0x0, 0x58}, 0x4000010) syz_usb_connect$hid(0x0, 0x3f, 0x0, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000030c0)=ANY=[], 0xe8}, 0x1, 0x0, 0x0, 0x80}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x2, 0x0) write(r4, &(0x7f0000000000)='3', 0x3e) write(r0, &(0x7f0000000700)="ffffffffffffc011223344554305000f32ffff90000100112233445500112233445500ff0000", 0xfdef) (fail_nth: 32) [ 151.084266][ T1332] ieee802154 phy0 wpan0: encryption failed: -22 [ 151.084377][ T1332] ieee802154 phy1 wpan1: encryption failed: -22 [ 151.084934][ T46] Bluetooth: hci0: command tx timeout [ 151.179805][ T5331] batman_adv: batadv0: Adding interface: syzkaller0 [ 151.179820][ T5331] batman_adv: batadv0: The MTU of interface syzkaller0 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 1532 would solve the problem. [ 151.179837][ T5331] batman_adv: batadv0: Interface activated: syzkaller0 [ 151.187768][ T5331] FAULT_INJECTION: forcing a failure. [ 151.187768][ T5331] name failslab, interval 1, probability 0, space 0, times 1 [ 151.187800][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 151.187809][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 151.187829][ T5331] Call Trace: [ 151.187835][ T5331] [ 151.187851][ T5331] dump_stack_lvl+0xe8/0x150 [ 151.187923][ T5331] should_fail_ex+0x410/0x560 [ 151.187974][ T5331] should_failslab+0xa8/0x100 [ 151.188003][ T5331] __kmalloc_cache_noprof+0xa3/0x600 [ 151.188026][ T5331] ? batadv_orig_ifinfo_new+0x99/0x320 [ 151.188080][ T5331] ? batadv_orig_ifinfo_new+0x99/0x320 [ 151.188091][ T5331] batadv_orig_ifinfo_new+0x99/0x320 [ 151.188100][ T5331] batadv_iv_ogm_process_per_outif+0x26b/0x25c0 [ 151.188121][ T5331] ? do_raw_spin_lock+0x12b/0x2f0 [ 151.188148][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.188163][ T5331] ? __pfx_batadv_iv_ogm_process_per_outif+0x10/0x10 [ 151.188176][ T5331] ? lockdep_hardirqs_on+0x7b/0x110 [ 151.188202][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.188212][ T5331] ? __local_bh_enable_ip+0xd6/0x140 [ 151.188249][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.188265][ T5331] batadv_iv_ogm_receive+0xc13/0x1740 [ 151.188286][ T5331] ? batadv_iv_ogm_receive+0x4b1/0x1740 [ 151.188304][ T5331] ? __pfx_batadv_iv_ogm_receive+0x10/0x10 [ 151.188336][ T5331] ? irqentry_exit+0x218/0x920 [ 151.188352][ T5331] ? irqentry_exit+0x218/0x920 [ 151.188365][ T5331] ? trace_irq_disable+0x3b/0x140 [ 151.188395][ T5331] batadv_batman_skb_recv+0x4b6/0x870 [ 151.188412][ T5331] ? __pfx_batadv_batman_skb_recv+0x10/0x10 [ 151.188426][ T5331] ? rep_movs_alternative+0x4a/0xa0 [ 151.188438][ T5331] ? netif_receive_skb+0x102/0xbf0 [ 151.188459][ T5331] ? netif_receive_skb+0x102/0xbf0 [ 151.188470][ T5331] ? __pfx_batadv_batman_skb_recv+0x10/0x10 [ 151.188486][ T5331] netif_receive_skb+0x4af/0xbf0 [ 151.188499][ T5331] ? __pfx_netif_receive_skb+0x10/0x10 [ 151.188512][ T5331] ? tun_rx_batched+0x185/0x790 [ 151.188528][ T5331] tun_rx_batched+0x1de/0x790 [ 151.188543][ T5331] ? __pfx_tun_rx_batched+0x10/0x10 [ 151.188555][ T5331] ? lock_acquire+0x115/0x350 [ 151.188572][ T5331] ? tun_get_user+0x23ba/0x44d0 [ 151.188583][ T5331] ? __local_bh_enable_ip+0xd6/0x140 [ 151.188596][ T5331] ? tun_get_user+0x27b0/0x44d0 [ 151.188607][ T5331] tun_get_user+0x2be0/0x44d0 [ 151.188624][ T5331] ? tun_get_user+0x27b0/0x44d0 [ 151.188639][ T5331] ? aa_file_perm+0x4ed/0x15f0 [ 151.188654][ T5331] ? __pfx_tun_get_user+0x10/0x10 [ 151.188667][ T5331] ? __lock_acquire+0x747/0x2de0 [ 151.188681][ T5331] ? kstrtoull+0x137/0x1d0 [ 151.188699][ T5331] ? ref_tracker_alloc+0x341/0x4b0 [ 151.188707][ T5331] ? lock_acquire+0x115/0x350 [ 151.188714][ T5331] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 151.188726][ T5331] ? lock_acquire+0x115/0x350 [ 151.188737][ T5331] ? tun_get+0x1c/0x2f0 [ 151.188756][ T5331] ? tun_get+0x1c/0x2f0 [ 151.188766][ T5331] ? tun_get+0x1c/0x2f0 [ 151.188778][ T5331] tun_chr_write_iter+0x113/0x200 [ 151.188792][ T5331] vfs_write+0x612/0xba0 [ 151.188823][ T5331] ? __pfx_vfs_write+0x10/0x10 [ 151.188842][ T5331] ? __fget_files+0x2a/0x420 [ 151.188871][ T5331] ksys_write+0x150/0x270 [ 151.188888][ T5331] ? __pfx_ksys_write+0x10/0x10 [ 151.188906][ T5331] do_syscall_64+0x166/0x520 [ 151.188921][ T5331] ? trace_irq_disable+0x3b/0x140 [ 151.188931][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 151.188943][ T5331] ? clear_bhb_loop+0x70/0xc0 [ 151.188956][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 151.188967][ T5331] RIP: 0033:0x7f37e819e199 [ 151.188994][ T5331] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 [ 151.189003][ T5331] RSP: 002b:00007f37e901ffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 151.189017][ T5331] RAX: ffffffffffffffda RBX: 00007f37e8425fa0 RCX: 00007f37e819e199 [ 151.189026][ T5331] RDX: 000000000000fdef RSI: 0000200000000700 RDI: 0000000000000003 [ 151.189033][ T5331] RBP: 00007f37e9020050 R08: 0000000000000000 R09: 0000000000000000 [ 151.189040][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 151.189046][ T5331] R13: 00007f37e8426038 R14: 00007f37e8425fa0 R15: 00007ffd91e493f8 [ 151.189064][ T5331] [ 151.190024][ T5331] ------------[ cut here ]------------ [ 151.190031][ T5331] !orig_ifinfo [ 151.190036][ T5331] WARNING: net/batman-adv/bat_iv_ogm.c:1413 at batadv_iv_ogm_process_per_outif+0x1fe4/0x25c0, CPU#0: syz.0.0/5331 [ 151.394239][ T5331] Modules linked in: [ 151.395982][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 151.399958][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 151.404158][ T5331] RIP: 0010:batadv_iv_ogm_process_per_outif+0x1fe4/0x25c0 [ 151.407156][ T5331] Code: ff ff e8 cf b9 18 f6 49 bc 00 00 00 00 00 fc ff df e9 80 f4 ff ff e8 bb b9 18 f6 90 0f 0b 90 e9 47 e1 ff ff e8 ad b9 18 f6 90 <0f> 0b 90 48 8b bc 24 80 00 00 00 e8 6c df ff ff 48 c7 44 24 50 00 [ 151.415571][ T5331] RSP: 0018:ffffc9000e50f2a0 EFLAGS: 00010293 [ 151.418322][ T5331] RAX: ffffffff8baf66a3 RBX: ffff8880525c0040 RCX: ffff8880366ccb00 [ 151.421773][ T5331] RDX: 0000000000000000 RSI: ffffffff8e41b17f RDI: ffffffff8c6dcd80 [ 151.424997][ T5331] RBP: ffffc9000e50f430 R08: ffffffff907a897f R09: 1ffffffff20f512f [ 151.428416][ T5331] R10: dffffc0000000000 R11: fffffbfff20f5130 R12: dffffc0000000000 [ 151.431645][ T5331] R13: 0000000000000000 R14: ffff88803aeae000 R15: ffff8880525c0040 [ 151.434820][ T5331] FS: 00007f37e90206c0(0000) GS:ffff88808c2bb000(0000) knlGS:0000000000000000 [ 151.438489][ T5331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.441087][ T5331] CR2: 0000200000010000 CR3: 0000000042d85000 CR4: 0000000000352ef0 [ 151.444431][ T5331] Call Trace: [ 151.445942][ T5331] [ 151.447250][ T5331] ? do_raw_spin_lock+0x12b/0x2f0 [ 151.449533][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.451973][ T5331] ? __pfx_batadv_iv_ogm_process_per_outif+0x10/0x10 [ 151.454893][ T5331] ? lockdep_hardirqs_on+0x7b/0x110 [ 151.457210][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.459819][ T5331] ? __local_bh_enable_ip+0xd6/0x140 [ 151.462150][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.464535][ T5331] batadv_iv_ogm_receive+0xc13/0x1740 [ 151.467036][ T5331] ? batadv_iv_ogm_receive+0x4b1/0x1740 [ 151.469542][ T5331] ? __pfx_batadv_iv_ogm_receive+0x10/0x10 [ 151.472112][ T5331] ? irqentry_exit+0x218/0x920 [ 151.474182][ T5331] ? irqentry_exit+0x218/0x920 [ 151.476228][ T5331] ? trace_irq_disable+0x3b/0x140 [ 151.478671][ T5331] batadv_batman_skb_recv+0x4b6/0x870 [ 151.481191][ T5331] ? __pfx_batadv_batman_skb_recv+0x10/0x10 [ 151.483778][ T5331] ? rep_movs_alternative+0x4a/0xa0 [ 151.486164][ T5331] ? netif_receive_skb+0x102/0xbf0 [ 151.488581][ T5331] ? netif_receive_skb+0x102/0xbf0 [ 151.490780][ T5331] ? __pfx_batadv_batman_skb_recv+0x10/0x10 [ 151.493490][ T5331] netif_receive_skb+0x4af/0xbf0 [ 151.495728][ T5331] ? __pfx_netif_receive_skb+0x10/0x10 [ 151.498302][ T5331] ? tun_rx_batched+0x185/0x790 [ 151.500546][ T5331] tun_rx_batched+0x1de/0x790 [ 151.502552][ T5331] ? __pfx_tun_rx_batched+0x10/0x10 [ 151.504783][ T5331] ? lock_acquire+0x115/0x350 [ 151.506937][ T5331] ? tun_get_user+0x23ba/0x44d0 [ 151.509148][ T5331] ? __local_bh_enable_ip+0xd6/0x140 [ 151.511460][ T5331] ? tun_get_user+0x27b0/0x44d0 [ 151.513563][ T5331] tun_get_user+0x2be0/0x44d0 [ 151.515585][ T5331] ? tun_get_user+0x27b0/0x44d0 [ 151.517745][ T5331] ? aa_file_perm+0x4ed/0x15f0 [ 151.519779][ T5331] ? __pfx_tun_get_user+0x10/0x10 [ 151.522007][ T5331] ? __lock_acquire+0x747/0x2de0 [ 151.524059][ T5331] ? kstrtoull+0x137/0x1d0 [ 151.525999][ T5331] ? ref_tracker_alloc+0x341/0x4b0 [ 151.528275][ T5331] ? lock_acquire+0x115/0x350 [ 151.530383][ T5331] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 151.532723][ T5331] ? lock_acquire+0x115/0x350 [ 151.534839][ T5331] ? tun_get+0x1c/0x2f0 [ 151.536650][ T5331] ? tun_get+0x1c/0x2f0 [ 151.538595][ T5331] ? tun_get+0x1c/0x2f0 [ 151.540458][ T5331] tun_chr_write_iter+0x113/0x200 [ 151.542668][ T5331] vfs_write+0x612/0xba0 [ 151.544526][ T5331] ? __pfx_vfs_write+0x10/0x10 [ 151.546696][ T5331] ? __fget_files+0x2a/0x420 [ 151.548800][ T5331] ksys_write+0x150/0x270 [ 151.550712][ T5331] ? __pfx_ksys_write+0x10/0x10 [ 151.552779][ T5331] do_syscall_64+0x166/0x520 [ 151.554776][ T5331] ? trace_irq_disable+0x3b/0x140 [ 151.556944][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 151.559734][ T5331] ? clear_bhb_loop+0x70/0xc0 [ 151.561870][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 151.564324][ T5331] RIP: 0033:0x7f37e819e199 [ 151.566223][ T5331] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 [ 151.574367][ T5331] RSP: 002b:00007f37e901ffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 151.577934][ T5331] RAX: ffffffffffffffda RBX: 00007f37e8425fa0 RCX: 00007f37e819e199 [ 151.581250][ T5331] RDX: 000000000000fdef RSI: 0000200000000700 RDI: 0000000000000003 [ 151.584615][ T5331] RBP: 00007f37e9020050 R08: 0000000000000000 R09: 0000000000000000 [ 151.588000][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 151.591387][ T5331] R13: 00007f37e8426038 R14: 00007f37e8425fa0 R15: 00007ffd91e493f8 [ 151.594731][ T5331] [ 151.596100][ T5331] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 151.599258][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 151.602924][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 151.607033][ T5331] Call Trace: [ 151.608478][ T5331] [ 151.609696][ T5331] vpanic+0x56d/0xa60 [ 151.611429][ T5331] ? __pfx__printk+0x10/0x10 [ 151.613365][ T5331] ? __pfx_vpanic+0x10/0x10 [ 151.615275][ T5331] ? is_bpf_text_address+0x292/0x2b0 [ 151.617546][ T5331] ? is_bpf_text_address+0x26/0x2b0 [ 151.619773][ T5331] panic+0xc5/0xd0 [ 151.621405][ T5331] ? __pfx_panic+0x10/0x10 [ 151.623355][ T5331] __warn+0x315/0x4c0 [ 151.625047][ T5331] ? batadv_iv_ogm_process_per_outif+0x1fe4/0x25c0 [ 151.627690][ T5331] ? batadv_iv_ogm_process_per_outif+0x1fe4/0x25c0 [ 151.630387][ T5331] __report_bug+0x276/0x570 [ 151.632341][ T5331] ? lockdep_hardirqs_on+0x7b/0x110 [ 151.634619][ T5331] ? batadv_iv_ogm_process_per_outif+0x1fe4/0x25c0 [ 151.637335][ T5331] ? __pfx___report_bug+0x10/0x10 [ 151.639537][ T5331] ? dump_stack_lvl+0x135/0x150 [ 151.641602][ T5331] ? dump_stack_lvl+0x137/0x150 [ 151.643754][ T5331] ? batadv_iv_ogm_process_per_outif+0x1fe4/0x25c0 [ 151.646467][ T5331] report_bug+0x16b/0x220 [ 151.648131][ T5331] ? batadv_iv_ogm_process_per_outif+0x1fe4/0x25c0 [ 151.650860][ T5331] ? batadv_iv_ogm_process_per_outif+0x1fe6/0x25c0 [ 151.653525][ T5331] handle_bug+0x9c/0x200 [ 151.655358][ T5331] exc_invalid_op+0x1a/0x50 [ 151.657296][ T5331] asm_exc_invalid_op+0x1a/0x20 [ 151.659368][ T5331] RIP: 0010:batadv_iv_ogm_process_per_outif+0x1fe4/0x25c0 [ 151.662342][ T5331] Code: ff ff e8 cf b9 18 f6 49 bc 00 00 00 00 00 fc ff df e9 80 f4 ff ff e8 bb b9 18 f6 90 0f 0b 90 e9 47 e1 ff ff e8 ad b9 18 f6 90 <0f> 0b 90 48 8b bc 24 80 00 00 00 e8 6c df ff ff 48 c7 44 24 50 00 [ 151.670211][ T5331] RSP: 0018:ffffc9000e50f2a0 EFLAGS: 00010293 [ 151.672856][ T5331] RAX: ffffffff8baf66a3 RBX: ffff8880525c0040 RCX: ffff8880366ccb00 [ 151.676180][ T5331] RDX: 0000000000000000 RSI: ffffffff8e41b17f RDI: ffffffff8c6dcd80 [ 151.679631][ T5331] RBP: ffffc9000e50f430 R08: ffffffff907a897f R09: 1ffffffff20f512f [ 151.682950][ T5331] R10: dffffc0000000000 R11: fffffbfff20f5130 R12: dffffc0000000000 [ 151.686332][ T5331] R13: 0000000000000000 R14: ffff88803aeae000 R15: ffff8880525c0040 [ 151.689754][ T5331] ? batadv_iv_ogm_process_per_outif+0x1fe3/0x25c0 [ 151.692468][ T5331] ? do_raw_spin_lock+0x12b/0x2f0 [ 151.694563][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.696940][ T5331] ? __pfx_batadv_iv_ogm_process_per_outif+0x10/0x10 [ 151.699731][ T5331] ? lockdep_hardirqs_on+0x7b/0x110 [ 151.701982][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.704239][ T5331] ? __local_bh_enable_ip+0xd6/0x140 [ 151.706423][ T5331] ? batadv_iv_ogm_orig_get+0x47f/0x5c0 [ 151.708800][ T5331] batadv_iv_ogm_receive+0xc13/0x1740 [ 151.711164][ T5331] ? batadv_iv_ogm_receive+0x4b1/0x1740 [ 151.713444][ T5331] ? __pfx_batadv_iv_ogm_receive+0x10/0x10 [ 151.715934][ T5331] ? irqentry_exit+0x218/0x920 [ 151.717969][ T5331] ? irqentry_exit+0x218/0x920 [ 151.720026][ T5331] ? trace_irq_disable+0x3b/0x140 [ 151.722114][ T5331] batadv_batman_skb_recv+0x4b6/0x870 [ 151.724393][ T5331] ? __pfx_batadv_batman_skb_recv+0x10/0x10 [ 151.726842][ T5331] ? rep_movs_alternative+0x4a/0xa0 [ 151.729009][ T5331] ? netif_receive_skb+0x102/0xbf0 [ 151.731130][ T5331] ? netif_receive_skb+0x102/0xbf0 [ 151.733121][ T5331] ? __pfx_batadv_batman_skb_recv+0x10/0x10 [ 151.735543][ T5331] netif_receive_skb+0x4af/0xbf0 [ 151.737589][ T5331] ? __pfx_netif_receive_skb+0x10/0x10 [ 151.739877][ T5331] ? tun_rx_batched+0x185/0x790 [ 151.741976][ T5331] tun_rx_batched+0x1de/0x790 [ 151.743969][ T5331] ? __pfx_tun_rx_batched+0x10/0x10 [ 151.746144][ T5331] ? lock_acquire+0x115/0x350 [ 151.748127][ T5331] ? tun_get_user+0x23ba/0x44d0 [ 151.750220][ T5331] ? __local_bh_enable_ip+0xd6/0x140 [ 151.752440][ T5331] ? tun_get_user+0x27b0/0x44d0 [ 151.754496][ T5331] tun_get_user+0x2be0/0x44d0 [ 151.756507][ T5331] ? tun_get_user+0x27b0/0x44d0 [ 151.758600][ T5331] ? aa_file_perm+0x4ed/0x15f0 [ 151.760641][ T5331] ? __pfx_tun_get_user+0x10/0x10 [ 151.762813][ T5331] ? __lock_acquire+0x747/0x2de0 [ 151.764905][ T5331] ? kstrtoull+0x137/0x1d0 [ 151.766859][ T5331] ? ref_tracker_alloc+0x341/0x4b0 [ 151.768997][ T5331] ? lock_acquire+0x115/0x350 [ 151.770983][ T5331] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 151.773163][ T5331] ? lock_acquire+0x115/0x350 [ 151.775177][ T5331] ? tun_get+0x1c/0x2f0 [ 151.776989][ T5331] ? tun_get+0x1c/0x2f0 [ 151.778767][ T5331] ? tun_get+0x1c/0x2f0 [ 151.780560][ T5331] tun_chr_write_iter+0x113/0x200 [ 151.782734][ T5331] vfs_write+0x612/0xba0 [ 151.784532][ T5331] ? __pfx_vfs_write+0x10/0x10 [ 151.786587][ T5331] ? __fget_files+0x2a/0x420 [ 151.788533][ T5331] ksys_write+0x150/0x270 [ 151.790233][ T5331] ? __pfx_ksys_write+0x10/0x10 [ 151.792336][ T5331] do_syscall_64+0x166/0x520 [ 151.794283][ T5331] ? trace_irq_disable+0x3b/0x140 [ 151.796396][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 151.798992][ T5331] ? clear_bhb_loop+0x70/0xc0 [ 151.800975][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 151.803510][ T5331] RIP: 0033:0x7f37e819e199 [ 151.805399][ T5331] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 [ 151.813414][ T5331] RSP: 002b:00007f37e901ffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 151.816886][ T5331] RAX: ffffffffffffffda RBX: 00007f37e8425fa0 RCX: 00007f37e819e199 [ 151.820142][ T5331] RDX: 000000000000fdef RSI: 0000200000000700 RDI: 0000000000000003 [ 151.823369][ T5331] RBP: 00007f37e9020050 R08: 0000000000000000 R09: 0000000000000000 [ 151.826632][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 151.829896][ T5331] R13: 00007f37e8426038 R14: 00007f37e8425fa0 R15: 00007ffd91e493f8 [ 151.833179][ T5331] [ 151.834938][ T5331] Kernel Offset: disabled [ 151.836747][ T5331] Rebooting in 86400 seconds..