[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.81' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 67.604489][ T8406] ------------[ cut here ]------------ [ 67.615535][ T8406] DEBUG_LOCKS_WARN_ON(lock->magic != lock) [ 67.615601][ T8406] WARNING: CPU: 1 PID: 8406 at kernel/locking/mutex.c:928 __mutex_lock+0xc0b/0x1120 [ 67.644975][ T8406] Modules linked in: [ 67.655277][ T8406] CPU: 1 PID: 8406 Comm: syz-executor446 Not tainted 5.12.0-rc1-next-20210304-syzkaller #0 [ 67.665768][ T8406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.676295][ T8406] RIP: 0010:__mutex_lock+0xc0b/0x1120 [ 67.681893][ T8406] Code: 08 84 d2 0f 85 a3 04 00 00 8b 05 98 77 c0 04 85 c0 0f 85 12 f5 ff ff 48 c7 c6 00 85 6b 89 48 c7 c7 c0 82 6b 89 e8 ed be bc ff <0f> 0b e9 f8 f4 ff ff 65 48 8b 1c 25 00 f0 01 00 be 08 00 00 00 48 [ 67.702145][ T8406] RSP: 0018:ffffc9000163f258 EFLAGS: 00010282 [ 67.708214][ T8406] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 67.716250][ T8406] RDX: ffff88801e509c00 RSI: ffffffff815bc1b5 RDI: fffff520002c7e3d [ 67.724310][ T8406] RBP: ffff8880220e0c90 R08: 0000000000000000 R09: 0000000000000000 [ 67.732363][ T8406] R10: ffffffff815b528e R11: 0000000000000000 R12: 0000000000000000 [ 67.740352][ T8406] R13: dffffc0000000000 R14: ffffffff8a8a8200 R15: 0000000000000000 [ 67.748399][ T8406] FS: 0000000001676300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 67.757511][ T8406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.764174][ T8406] CR2: 00007ffc942cffac CR3: 0000000020f9b000 CR4: 00000000001506e0 [ 67.772212][ T8406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.780197][ T8406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.788238][ T8406] Call Trace: [ 67.791579][ T8406] ? lock_is_held_type+0xd5/0x130 [ 67.796615][ T8406] ? ieee802154_get_llsec_params+0x3f/0x70 [ 67.802650][ T8406] ? find_held_lock+0x2d/0x110 [ 67.807463][ T8406] ? mutex_lock_io_nested+0xf70/0xf70 [ 67.812943][ T8406] ? get_partial_node.part.0+0x272/0x330 [ 67.818599][ T8406] ? lock_downgrade+0x6d0/0x6d0 [ 67.823510][ T8406] ? do_raw_spin_lock+0x120/0x2b0 [ 67.828577][ T8406] ? rwlock_bug.part.0+0x90/0x90 [ 67.833587][ T8406] ? mark_lock+0xef/0x17b0 [ 67.838010][ T8406] ieee802154_get_llsec_params+0x3f/0x70 [ 67.843697][ T8406] nl802154_get_llsec_params+0xce/0x390 [ 67.849274][ T8406] ? ieee802154_llsec_send_key_id+0x710/0x710 [ 67.855413][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 67.861719][ T8406] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 67.867451][ T8406] ? memset+0x20/0x40 [ 67.871492][ T8406] ? __nla_reserve+0x9a/0xc0 [ 67.876107][ T8406] ? memcpy+0x39/0x60 [ 67.880093][ T8406] nl802154_send_iface+0x7cf/0xa70 [ 67.885263][ T8406] ? nl802154_pre_doit+0xce0/0xce0 [ 67.890386][ T8406] ? memset+0x20/0x40 [ 67.894419][ T8406] ? __build_skb_around+0x23e/0x2f0 [ 67.899651][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 67.905972][ T8406] ? __alloc_skb+0x17c/0x340 [ 67.910586][ T8406] nl802154_get_interface+0xeb/0x230 [ 67.916099][ T8406] genl_family_rcv_msg_doit+0x228/0x320 [ 67.921735][ T8406] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 67.929216][ T8406] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 67.935515][ T8406] ? __radix_tree_lookup+0x211/0x2a0 [ 67.940892][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 67.947145][ T8406] ? genl_get_cmd+0x3cf/0x480 [ 67.951879][ T8406] genl_rcv_msg+0x328/0x580 [ 67.956394][ T8406] ? genl_get_cmd+0x480/0x480 [ 67.961110][ T8406] ? nl802154_dump_interface+0x490/0x490 [ 67.966760][ T8406] ? nl802154_send_iface+0xa70/0xa70 [ 67.972094][ T8406] ? lock_release+0x710/0x710 [ 67.976789][ T8406] ? lock_acquire+0x1bb/0x730 [ 67.981538][ T8406] netlink_rcv_skb+0x153/0x420 [ 67.986423][ T8406] ? genl_get_cmd+0x480/0x480 [ 67.991173][ T8406] ? netlink_ack+0xaa0/0xaa0 [ 67.995783][ T8406] genl_rcv+0x24/0x40 [ 67.999778][ T8406] netlink_unicast+0x533/0x7d0 [ 68.004601][ T8406] ? netlink_attachskb+0x870/0x870 [ 68.009773][ T8406] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.016086][ T8406] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.022408][ T8406] ? __phys_addr_symbol+0x2c/0x70 [ 68.027472][ T8406] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 68.033276][ T8406] ? __check_object_size+0x171/0x3f0 [ 68.038581][ T8406] netlink_sendmsg+0x856/0xd90 [ 68.043460][ T8406] ? netlink_unicast+0x7d0/0x7d0 [ 68.048412][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.054759][ T8406] ? netlink_unicast+0x7d0/0x7d0 [ 68.059719][ T8406] sock_sendmsg+0xcf/0x120 [ 68.064219][ T8406] ____sys_sendmsg+0x6e8/0x810 [ 68.069009][ T8406] ? kernel_sendmsg+0x50/0x50 [ 68.073752][ T8406] ? do_recvmmsg+0x6d0/0x6d0 [ 68.078376][ T8406] ? lock_is_held_type+0xd5/0x130 [ 68.083481][ T8406] ? find_held_lock+0x2d/0x110 [ 68.088264][ T8406] ___sys_sendmsg+0xf3/0x170 [ 68.092924][ T8406] ? sendmsg_copy_msghdr+0x160/0x160 [ 68.098261][ T8406] ? _copy_to_user+0xdc/0x150 [ 68.102998][ T8406] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.109264][ T8406] ? sock_do_ioctl+0x168/0x2d0 [ 68.114094][ T8406] ? compat_ifr_data_ioctl+0x150/0x150 [ 68.119626][ T8406] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 68.125766][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.132097][ T8406] ? __fget_light+0x215/0x280 [ 68.136996][ T8406] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.143306][ T8406] __sys_sendmsg+0xe5/0x1b0 [ 68.147830][ T8406] ? __sys_sendmsg_sock+0x30/0x30 [ 68.152920][ T8406] ? syscall_enter_from_user_mode+0x1d/0x50 [ 68.158830][ T8406] do_syscall_64+0x2d/0x70 [ 68.163449][ T8406] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.169370][ T8406] RIP: 0033:0x440899 [ 68.173319][ T8406] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 00 00 90 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 [ 68.193016][ T8406] RSP: 002b:00007ffe18370df8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.201761][ T8406] RAX: ffffffffffffffda RBX: 00000000000107cf RCX: 0000000000440899 [ 68.209849][ T8406] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000005 [ 68.217893][ T8406] RBP: 0000000000000000 R08: 00007ffe18370f98 R09: 00007ffe18370f98 [ 68.226370][ T8406] R10: 00007ffe18370f98 R11: 0000000000000246 R12: 00007ffe18370e0c [ 68.234427][ T8406] R13: 431bde82d7b634db R14: 00000000004ae018 R15: 00000000004004a0 [ 68.242482][ T8406] Kernel panic - not syncing: panic_on_warn set ... [ 68.249088][ T8406] CPU: 1 PID: 8406 Comm: syz-executor446 Not tainted 5.12.0-rc1-next-20210304-syzkaller #0 [ 68.259241][ T8406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.269325][ T8406] Call Trace: [ 68.272598][ T8406] dump_stack+0xfa/0x151 [ 68.277011][ T8406] panic+0x306/0x73d [ 68.280919][ T8406] ? __warn_printk+0xf3/0xf3 [ 68.285620][ T8406] ? __warn.cold+0x1a/0x44 [ 68.290034][ T8406] ? __mutex_lock+0xc0b/0x1120 [ 68.294818][ T8406] __warn.cold+0x35/0x44 [ 68.299150][ T8406] ? wake_up_klogd.part.0+0x8e/0xd0 [ 68.304350][ T8406] ? __mutex_lock+0xc0b/0x1120 [ 68.309119][ T8406] report_bug+0x1bd/0x210 [ 68.313947][ T8406] handle_bug+0x3c/0x60 [ 68.318125][ T8406] exc_invalid_op+0x14/0x40 [ 68.322626][ T8406] asm_exc_invalid_op+0x12/0x20 [ 68.327472][ T8406] RIP: 0010:__mutex_lock+0xc0b/0x1120 [ 68.332844][ T8406] Code: 08 84 d2 0f 85 a3 04 00 00 8b 05 98 77 c0 04 85 c0 0f 85 12 f5 ff ff 48 c7 c6 00 85 6b 89 48 c7 c7 c0 82 6b 89 e8 ed be bc ff <0f> 0b e9 f8 f4 ff ff 65 48 8b 1c 25 00 f0 01 00 be 08 00 00 00 48 [ 68.352551][ T8406] RSP: 0018:ffffc9000163f258 EFLAGS: 00010282 [ 68.358609][ T8406] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 68.366738][ T8406] RDX: ffff88801e509c00 RSI: ffffffff815bc1b5 RDI: fffff520002c7e3d [ 68.374724][ T8406] RBP: ffff8880220e0c90 R08: 0000000000000000 R09: 0000000000000000 [ 68.385401][ T8406] R10: ffffffff815b528e R11: 0000000000000000 R12: 0000000000000000 [ 68.393387][ T8406] R13: dffffc0000000000 R14: ffffffff8a8a8200 R15: 0000000000000000 [ 68.401358][ T8406] ? wake_up_klogd.part.0+0x8e/0xd0 [ 68.406561][ T8406] ? vprintk_func+0x95/0x1e0 [ 68.411199][ T8406] ? __mutex_lock+0xc0b/0x1120 [ 68.415982][ T8406] ? lock_is_held_type+0xd5/0x130 [ 68.421024][ T8406] ? ieee802154_get_llsec_params+0x3f/0x70 [ 68.427077][ T8406] ? find_held_lock+0x2d/0x110 [ 68.431849][ T8406] ? mutex_lock_io_nested+0xf70/0xf70 [ 68.437246][ T8406] ? get_partial_node.part.0+0x272/0x330 [ 68.442923][ T8406] ? lock_downgrade+0x6d0/0x6d0 [ 68.447780][ T8406] ? do_raw_spin_lock+0x120/0x2b0 [ 68.452857][ T8406] ? rwlock_bug.part.0+0x90/0x90 [ 68.457824][ T8406] ? mark_lock+0xef/0x17b0 [ 68.462243][ T8406] ieee802154_get_llsec_params+0x3f/0x70 [ 68.467888][ T8406] nl802154_get_llsec_params+0xce/0x390 [ 68.473546][ T8406] ? ieee802154_llsec_send_key_id+0x710/0x710 [ 68.479628][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.485978][ T8406] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 68.491720][ T8406] ? memset+0x20/0x40 [ 68.495712][ T8406] ? __nla_reserve+0x9a/0xc0 [ 68.500307][ T8406] ? memcpy+0x39/0x60 [ 68.504305][ T8406] nl802154_send_iface+0x7cf/0xa70 [ 68.509474][ T8406] ? nl802154_pre_doit+0xce0/0xce0 [ 68.514605][ T8406] ? memset+0x20/0x40 [ 68.518597][ T8406] ? __build_skb_around+0x23e/0x2f0 [ 68.523796][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.530049][ T8406] ? __alloc_skb+0x17c/0x340 [ 68.534973][ T8406] nl802154_get_interface+0xeb/0x230 [ 68.540785][ T8406] genl_family_rcv_msg_doit+0x228/0x320 [ 68.547134][ T8406] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 68.554508][ T8406] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 68.560760][ T8406] ? __radix_tree_lookup+0x211/0x2a0 [ 68.566052][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.572330][ T8406] ? genl_get_cmd+0x3cf/0x480 [ 68.577001][ T8406] genl_rcv_msg+0x328/0x580 [ 68.581501][ T8406] ? genl_get_cmd+0x480/0x480 [ 68.586198][ T8406] ? nl802154_dump_interface+0x490/0x490 [ 68.591848][ T8406] ? nl802154_send_iface+0xa70/0xa70 [ 68.597141][ T8406] ? lock_release+0x710/0x710 [ 68.601844][ T8406] ? lock_acquire+0x1bb/0x730 [ 68.606532][ T8406] netlink_rcv_skb+0x153/0x420 [ 68.611311][ T8406] ? genl_get_cmd+0x480/0x480 [ 68.615995][ T8406] ? netlink_ack+0xaa0/0xaa0 [ 68.620592][ T8406] genl_rcv+0x24/0x40 [ 68.624600][ T8406] netlink_unicast+0x533/0x7d0 [ 68.629365][ T8406] ? netlink_attachskb+0x870/0x870 [ 68.634499][ T8406] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.640743][ T8406] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.647013][ T8406] ? __phys_addr_symbol+0x2c/0x70 [ 68.652080][ T8406] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 68.657815][ T8406] ? __check_object_size+0x171/0x3f0 [ 68.663124][ T8406] netlink_sendmsg+0x856/0xd90 [ 68.667897][ T8406] ? netlink_unicast+0x7d0/0x7d0 [ 68.672835][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.679079][ T8406] ? netlink_unicast+0x7d0/0x7d0 [ 68.684016][ T8406] sock_sendmsg+0xcf/0x120 [ 68.688461][ T8406] ____sys_sendmsg+0x6e8/0x810 [ 68.693223][ T8406] ? kernel_sendmsg+0x50/0x50 [ 68.697912][ T8406] ? do_recvmmsg+0x6d0/0x6d0 [ 68.702609][ T8406] ? lock_is_held_type+0xd5/0x130 [ 68.707628][ T8406] ? find_held_lock+0x2d/0x110 [ 68.712412][ T8406] ___sys_sendmsg+0xf3/0x170 [ 68.717013][ T8406] ? sendmsg_copy_msghdr+0x160/0x160 [ 68.722316][ T8406] ? _copy_to_user+0xdc/0x150 [ 68.726989][ T8406] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.733223][ T8406] ? sock_do_ioctl+0x168/0x2d0 [ 68.737977][ T8406] ? compat_ifr_data_ioctl+0x150/0x150 [ 68.743428][ T8406] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 68.749320][ T8406] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.755664][ T8406] ? __fget_light+0x215/0x280 [ 68.760861][ T8406] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.767123][ T8406] __sys_sendmsg+0xe5/0x1b0 [ 68.771650][ T8406] ? __sys_sendmsg_sock+0x30/0x30 [ 68.777402][ T8406] ? syscall_enter_from_user_mode+0x1d/0x50 [ 68.783324][ T8406] do_syscall_64+0x2d/0x70 [ 68.787737][ T8406] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.793623][ T8406] RIP: 0033:0x440899 [ 68.797510][ T8406] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 00 00 90 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 [ 68.817127][ T8406] RSP: 002b:00007ffe18370df8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.825552][ T8406] RAX: ffffffffffffffda RBX: 00000000000107cf RCX: 0000000000440899 [ 68.834214][ T8406] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000005 [ 68.842197][ T8406] RBP: 0000000000000000 R08: 00007ffe18370f98 R09: 00007ffe18370f98 [ 68.850166][ T8406] R10: 00007ffe18370f98 R11: 0000000000000246 R12: 00007ffe18370e0c [ 68.858152][ T8406] R13: 431bde82d7b634db R14: 00000000004ae018 R15: 00000000004004a0 [ 68.866635][ T8406] Kernel Offset: disabled [ 68.870964][ T8406] Rebooting in 86400 seconds..