0xcb0 [ 99.940145][ T8279] ? netlink_unicast+0x6a0/0x6a0 [ 99.945075][ T8279] ? tomoyo_socket_sendmsg+0x9/0x10 [ 99.950262][ T8279] ? netlink_unicast+0x6a0/0x6a0 [ 99.955188][ T8279] sock_sendmsg+0xb5/0xf0 [ 99.959534][ T8279] ____sys_sendmsg+0x3b0/0x950 [ 99.964273][ T8279] ? copy_msghdr_from_user+0x209/0x420 [ 99.969706][ T8279] ? kernel_sendmsg+0x30/0x30 [ 99.974365][ T8279] ___sys_sendmsg+0xe4/0x160 [ 99.978931][ T8279] ? sendmsg_copy_msghdr+0x30/0x30 [ 99.984461][ T8279] ? rcu_read_lock_held+0x9c/0xb0 [ 99.989487][ T8279] ? __kasan_check_read+0x11/0x20 [ 99.994505][ T8279] ? __fget+0x2ac/0x410 [ 99.998663][ T8279] ? ksys_dup3+0x2e0/0x2e0 [ 100.003085][ T8279] ? find_held_lock+0x36/0x1d0 [ 100.007853][ T8279] ? __fget_light+0x179/0x1f0 [ 100.012513][ T8279] ? __fdget+0xe/0x10 [ 100.016479][ T8279] ? sockfd_lookup_light+0x1c/0x150 [ 100.023045][ T8279] __sys_sendmmsg+0x160/0x370 [ 100.027706][ T8279] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 100.032709][ T8279] ? vfs_write+0x25b/0x520 [ 100.037106][ T8279] ? lock_downgrade+0x900/0x900 [ 100.041938][ T8279] ? __kasan_check_write+0x14/0x20 [ 100.047026][ T8279] ? __mutex_unlock_slowpath+0xe0/0x690 [ 100.053447][ T8279] ? rcu_read_lock_any_held+0xcd/0xf0 [ 100.058810][ T8279] ? __kasan_check_write+0x14/0x20 [ 100.063916][ T8279] ? fput_many+0x1b/0x130 [ 100.068224][ T8279] ? fput+0xe/0x10 [ 100.072008][ T8279] ? ksys_write+0x181/0x220 [ 100.076504][ T8279] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.081954][ T8279] ? do_syscall_64+0x21/0x5f0 [ 100.086625][ T8279] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.092681][ T8279] __x64_sys_sendmmsg+0x98/0x100 [ 100.097615][ T8279] do_syscall_64+0xca/0x5f0 [ 100.102099][ T8279] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.110270][ T8279] RIP: 0033:0x45a639 [ 100.114152][ T8279] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.133769][ T8279] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 100.142170][ T8279] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 100.150136][ T8279] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 100.158103][ T8279] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 100.166081][ T8279] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 100.174044][ T8279] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 100.182896][ T8280] FAULT_INJECTION: forcing a failure. [ 100.182896][ T8280] name failslab, interval 1, probability 0, space 0, times 0 [ 100.197042][ T8280] CPU: 0 PID: 8280 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 100.205639][ T8280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.215713][ T8280] Call Trace: [ 100.219013][ T8280] dump_stack+0x12d/0x187 [ 100.223348][ T8280] should_fail.cold.4+0x5/0x13 [ 100.228096][ T8280] ? fault_create_debugfs_attr+0x150/0x150 [ 100.233995][ T8280] ? ___might_sleep+0x16b/0x2b0 [ 100.238851][ T8280] __should_failslab+0xba/0xf0 [ 100.243612][ T8280] should_failslab+0x9/0x14 [ 100.248097][ T8280] kmem_cache_alloc_node_trace+0x27b/0x770 [ 100.253979][ T8280] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.260037][ T8280] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.265861][ T8280] __kmalloc_node_track_caller+0x3c/0x70 [ 100.271486][ T8280] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 100.276929][ T8280] __alloc_skb+0xd7/0x570 [ 100.281237][ T8280] ? netdev_alloc_frag+0x160/0x160 [ 100.286362][ T8280] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 100.292711][ T8280] tc_ctl_tclass+0x457/0xbf0 [ 100.297376][ T8280] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 100.303166][ T8280] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 100.308288][ T8280] rtnetlink_rcv_msg+0x34a/0x8d0 [ 100.313282][ T8280] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 100.318737][ T8280] ? netlink_deliver_tap+0x160/0xac0 [ 100.324011][ T8280] netlink_rcv_skb+0x13c/0x380 [ 100.328761][ T8280] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 100.334213][ T8280] ? netlink_ack+0x970/0x970 [ 100.338800][ T8280] ? netlink_deliver_tap+0x178/0xac0 [ 100.344073][ T8280] rtnetlink_rcv+0x10/0x20 [ 100.348473][ T8280] netlink_unicast+0x45e/0x6a0 [ 100.353226][ T8280] ? netlink_attachskb+0x740/0x740 [ 100.358364][ T8280] ? _copy_from_iter_full+0x18a/0x780 [ 100.363720][ T8280] ? __kasan_check_read+0x11/0x20 [ 100.368726][ T8280] ? __check_object_size+0x203/0x2ea [ 100.373996][ T8280] netlink_sendmsg+0x7b0/0xcb0 [ 100.378755][ T8280] ? netlink_unicast+0x6a0/0x6a0 [ 100.383682][ T8280] ? tomoyo_socket_sendmsg+0x9/0x10 [ 100.388861][ T8280] ? netlink_unicast+0x6a0/0x6a0 [ 100.393773][ T8280] sock_sendmsg+0xb5/0xf0 [ 100.398091][ T8280] ____sys_sendmsg+0x3b0/0x950 [ 100.402846][ T8280] ? copy_msghdr_from_user+0x209/0x420 [ 100.408296][ T8280] ? kernel_sendmsg+0x30/0x30 [ 100.412959][ T8280] ___sys_sendmsg+0xe4/0x160 [ 100.417547][ T8280] ? sendmsg_copy_msghdr+0x30/0x30 [ 100.422658][ T8280] ? rcu_read_lock_held+0x9c/0xb0 [ 100.427677][ T8280] ? __kasan_check_read+0x11/0x20 [ 100.432694][ T8280] ? __fget+0x2ac/0x410 [ 100.436836][ T8280] ? ksys_dup3+0x2e0/0x2e0 [ 100.441289][ T8280] ? find_held_lock+0x36/0x1d0 [ 100.446054][ T8280] ? __fget_light+0x179/0x1f0 [ 100.450730][ T8280] ? __fdget+0xe/0x10 [ 100.454696][ T8280] ? sockfd_lookup_light+0x1c/0x150 [ 100.459879][ T8280] __sys_sendmmsg+0x160/0x370 [ 100.464546][ T8280] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 100.469559][ T8280] ? vfs_write+0x25b/0x520 [ 100.474304][ T8280] ? lock_downgrade+0x900/0x900 [ 100.479153][ T8280] ? __kasan_check_write+0x14/0x20 [ 100.484251][ T8280] ? __mutex_unlock_slowpath+0xe0/0x690 [ 100.489871][ T8280] ? rcu_read_lock_any_held+0xcd/0xf0 [ 100.495317][ T8280] ? __kasan_check_write+0x14/0x20 [ 100.500430][ T8280] ? fput_many+0x1b/0x130 [ 100.504764][ T8280] ? fput+0xe/0x10 [ 100.508731][ T8280] ? ksys_write+0x181/0x220 [ 100.513220][ T8280] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.518681][ T8280] ? do_syscall_64+0x21/0x5f0 [ 100.523342][ T8280] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.529403][ T8280] __x64_sys_sendmmsg+0x98/0x100 [ 100.534421][ T8280] do_syscall_64+0xca/0x5f0 [ 100.538909][ T8280] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.544787][ T8280] RIP: 0033:0x45a639 [ 100.548672][ T8280] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.568277][ T8280] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 100.576683][ T8280] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 100.584637][ T8280] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 100.592603][ T8280] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 100.600681][ T8280] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 100.608659][ T8280] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 100.618193][ T8281] FAULT_INJECTION: forcing a failure. [ 100.618193][ T8281] name failslab, interval 1, probability 0, space 0, times 0 [ 100.631144][ T8281] CPU: 0 PID: 8281 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 100.639735][ T8281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.649792][ T8281] Call Trace: [ 100.653077][ T8281] dump_stack+0x12d/0x187 [ 100.657405][ T8281] should_fail.cold.4+0x5/0x13 [ 100.662179][ T8281] ? fault_create_debugfs_attr+0x150/0x150 [ 100.667969][ T8281] ? ___might_sleep+0x16b/0x2b0 [ 100.672819][ T8281] __should_failslab+0xba/0xf0 [ 100.677575][ T8281] should_failslab+0x9/0x14 [ 100.682084][ T8281] kmem_cache_alloc_node_trace+0x27b/0x770 [ 100.688096][ T8281] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.694195][ T8281] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.700095][ T8281] __kmalloc_node_track_caller+0x3c/0x70 [ 100.705737][ T8281] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 100.711188][ T8281] __alloc_skb+0xd7/0x570 [ 100.715520][ T8281] ? netdev_alloc_frag+0x160/0x160 [ 100.720645][ T8281] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 100.726980][ T8281] tc_ctl_tclass+0x457/0xbf0 [ 100.731669][ T8281] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 100.737474][ T8281] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 100.742739][ T8281] rtnetlink_rcv_msg+0x34a/0x8d0 [ 100.747771][ T8281] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 100.753255][ T8281] ? netlink_deliver_tap+0x160/0xac0 [ 100.758558][ T8281] netlink_rcv_skb+0x13c/0x380 [ 100.763324][ T8281] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 100.768875][ T8281] ? netlink_ack+0x970/0x970 [ 100.773450][ T8281] ? netlink_deliver_tap+0x178/0xac0 [ 100.778722][ T8281] rtnetlink_rcv+0x10/0x20 [ 100.783116][ T8281] netlink_unicast+0x45e/0x6a0 [ 100.788380][ T8281] ? netlink_attachskb+0x740/0x740 [ 100.793480][ T8281] ? _copy_from_iter_full+0x18a/0x780 [ 100.798848][ T8281] ? __kasan_check_read+0x11/0x20 [ 100.803865][ T8281] ? __check_object_size+0x203/0x2ea [ 100.809159][ T8281] netlink_sendmsg+0x7b0/0xcb0 [ 100.813945][ T8281] ? netlink_unicast+0x6a0/0x6a0 [ 100.818877][ T8281] ? tomoyo_socket_sendmsg+0x9/0x10 [ 100.824058][ T8281] ? netlink_unicast+0x6a0/0x6a0 [ 100.828992][ T8281] sock_sendmsg+0xb5/0xf0 [ 100.833318][ T8281] ____sys_sendmsg+0x3b0/0x950 [ 100.838077][ T8281] ? copy_msghdr_from_user+0x209/0x420 [ 100.843530][ T8281] ? kernel_sendmsg+0x30/0x30 [ 100.848333][ T8281] ___sys_sendmsg+0xe4/0x160 [ 100.852928][ T8281] ? sendmsg_copy_msghdr+0x30/0x30 [ 100.858051][ T8281] ? rcu_read_lock_held+0x9c/0xb0 [ 100.863080][ T8281] ? __kasan_check_read+0x11/0x20 [ 100.868384][ T8281] ? __fget+0x2ac/0x410 [ 100.872608][ T8281] ? ksys_dup3+0x2e0/0x2e0 [ 100.877009][ T8281] ? find_held_lock+0x36/0x1d0 [ 100.881947][ T8281] ? __fget_light+0x179/0x1f0 [ 100.886627][ T8281] ? __fdget+0xe/0x10 [ 100.890616][ T8281] ? sockfd_lookup_light+0x1c/0x150 [ 100.895835][ T8281] __sys_sendmmsg+0x160/0x370 [ 100.900508][ T8281] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 100.905539][ T8281] ? vfs_write+0x25b/0x520 [ 100.911173][ T8281] ? lock_downgrade+0x900/0x900 [ 100.916030][ T8281] ? __kasan_check_write+0x14/0x20 [ 100.921144][ T8281] ? __mutex_unlock_slowpath+0xe0/0x690 [ 100.926683][ T8281] ? rcu_read_lock_any_held+0xcd/0xf0 [ 100.932050][ T8281] ? __kasan_check_write+0x14/0x20 [ 100.937508][ T8281] ? fput_many+0x1b/0x130 [ 100.941832][ T8281] ? fput+0xe/0x10 [ 100.945540][ T8281] ? ksys_write+0x181/0x220 [ 100.950024][ T8281] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.955467][ T8281] ? do_syscall_64+0x21/0x5f0 [ 100.960135][ T8281] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.966287][ T8281] __x64_sys_sendmmsg+0x98/0x100 [ 100.971258][ T8281] do_syscall_64+0xca/0x5f0 [ 100.975748][ T8281] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.981626][ T8281] RIP: 0033:0x45a639 [ 100.985505][ T8281] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.005121][ T8281] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 101.013517][ T8281] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 101.021490][ T8281] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 2020/01/13 17:03:42 executed programs: 56 [ 101.029467][ T8281] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 101.037685][ T8281] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 101.045645][ T8281] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 101.274054][ T8287] FAULT_INJECTION: forcing a failure. [ 101.274054][ T8287] name failslab, interval 1, probability 0, space 0, times 0 [ 101.287728][ T8287] CPU: 1 PID: 8287 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 101.296411][ T8287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.306480][ T8287] Call Trace: [ 101.309871][ T8287] dump_stack+0x12d/0x187 [ 101.314207][ T8287] should_fail.cold.4+0x5/0x13 [ 101.318969][ T8287] ? fault_create_debugfs_attr+0x150/0x150 [ 101.324772][ T8287] ? ___might_sleep+0x16b/0x2b0 [ 101.329643][ T8287] __should_failslab+0xba/0xf0 [ 101.334414][ T8287] should_failslab+0x9/0x14 [ 101.338915][ T8287] kmem_cache_alloc_node_trace+0x27b/0x770 [ 101.344853][ T8287] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.350911][ T8287] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.356728][ T8287] __kmalloc_node_track_caller+0x3c/0x70 [ 101.362342][ T8287] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 101.367783][ T8287] __alloc_skb+0xd7/0x570 [ 101.372116][ T8287] ? netdev_alloc_frag+0x160/0x160 [ 101.377215][ T8287] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 101.383526][ T8287] tc_ctl_tclass+0x457/0xbf0 [ 101.388098][ T8287] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 101.393887][ T8287] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 101.399008][ T8287] rtnetlink_rcv_msg+0x34a/0x8d0 [ 101.403938][ T8287] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 101.409422][ T8287] ? netlink_deliver_tap+0x160/0xac0 [ 101.414711][ T8287] netlink_rcv_skb+0x13c/0x380 [ 101.419514][ T8287] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 101.425226][ T8287] ? netlink_ack+0x970/0x970 [ 101.429883][ T8287] ? netlink_deliver_tap+0x178/0xac0 [ 101.435164][ T8287] rtnetlink_rcv+0x10/0x20 [ 101.439594][ T8287] netlink_unicast+0x45e/0x6a0 [ 101.444367][ T8287] ? netlink_attachskb+0x740/0x740 [ 101.449481][ T8287] ? _copy_from_iter_full+0x18a/0x780 [ 101.454840][ T8287] ? __kasan_check_read+0x11/0x20 [ 101.459870][ T8287] ? __check_object_size+0x203/0x2ea [ 101.465154][ T8287] netlink_sendmsg+0x7b0/0xcb0 [ 101.470124][ T8287] ? netlink_unicast+0x6a0/0x6a0 [ 101.475060][ T8287] ? tomoyo_socket_sendmsg+0x9/0x10 [ 101.480810][ T8287] ? netlink_unicast+0x6a0/0x6a0 [ 101.485750][ T8287] sock_sendmsg+0xb5/0xf0 [ 101.490089][ T8287] ____sys_sendmsg+0x3b0/0x950 [ 101.494866][ T8287] ? copy_msghdr_from_user+0x209/0x420 [ 101.500315][ T8287] ? kernel_sendmsg+0x30/0x30 [ 101.504995][ T8287] ___sys_sendmsg+0xe4/0x160 [ 101.509586][ T8287] ? sendmsg_copy_msghdr+0x30/0x30 [ 101.514682][ T8287] ? rcu_read_lock_held+0x9c/0xb0 [ 101.519705][ T8287] ? __kasan_check_read+0x11/0x20 [ 101.524734][ T8287] ? __fget+0x2ac/0x410 [ 101.528878][ T8287] ? ksys_dup3+0x2e0/0x2e0 [ 101.533439][ T8287] ? find_held_lock+0x36/0x1d0 [ 101.538309][ T8287] ? __fget_light+0x179/0x1f0 [ 101.542979][ T8287] ? __fdget+0xe/0x10 [ 101.546958][ T8287] ? sockfd_lookup_light+0x1c/0x150 [ 101.552437][ T8287] __sys_sendmmsg+0x160/0x370 [ 101.557116][ T8287] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 101.562251][ T8287] ? vfs_write+0x25b/0x520 [ 101.566659][ T8287] ? lock_downgrade+0x900/0x900 [ 101.571495][ T8287] ? __kasan_check_write+0x14/0x20 [ 101.576613][ T8287] ? __mutex_unlock_slowpath+0xe0/0x690 [ 101.582160][ T8287] ? rcu_read_lock_any_held+0xcd/0xf0 [ 101.587546][ T8287] ? __kasan_check_write+0x14/0x20 [ 101.592669][ T8287] ? fput_many+0x1b/0x130 [ 101.597006][ T8287] ? fput+0xe/0x10 [ 101.600744][ T8287] ? ksys_write+0x181/0x220 [ 101.605245][ T8287] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 101.610707][ T8287] ? do_syscall_64+0x21/0x5f0 [ 101.615388][ T8287] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.621473][ T8287] __x64_sys_sendmmsg+0x98/0x100 [ 101.626406][ T8287] do_syscall_64+0xca/0x5f0 [ 101.630921][ T8287] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.638205][ T8287] RIP: 0033:0x45a639 [ 101.642083][ T8287] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.661687][ T8287] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 101.670123][ T8287] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 101.678251][ T8287] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 101.686203][ T8287] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 101.694161][ T8287] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 101.702126][ T8287] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 102.056960][ T8298] FAULT_INJECTION: forcing a failure. [ 102.056960][ T8298] name failslab, interval 1, probability 0, space 0, times 0 [ 102.070025][ T8298] CPU: 0 PID: 8298 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 102.078605][ T8298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.088650][ T8298] Call Trace: [ 102.091941][ T8298] dump_stack+0x12d/0x187 [ 102.096289][ T8298] should_fail.cold.4+0x5/0x13 [ 102.101107][ T8298] ? fault_create_debugfs_attr+0x150/0x150 [ 102.106926][ T8298] ? ___might_sleep+0x16b/0x2b0 [ 102.111781][ T8298] __should_failslab+0xba/0xf0 [ 102.116560][ T8298] should_failslab+0x9/0x14 [ 102.121068][ T8298] kmem_cache_alloc_node_trace+0x27b/0x770 [ 102.126864][ T8298] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.133035][ T8298] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.138849][ T8298] __kmalloc_node_track_caller+0x3c/0x70 [ 102.144618][ T8298] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 102.150084][ T8298] __alloc_skb+0xd7/0x570 [ 102.154407][ T8298] ? netdev_alloc_frag+0x160/0x160 [ 102.159526][ T8298] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 102.165840][ T8298] tc_ctl_tclass+0x457/0xbf0 [ 102.170430][ T8298] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 102.176371][ T8298] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 102.181473][ T8298] rtnetlink_rcv_msg+0x34a/0x8d0 [ 102.186432][ T8298] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 102.191884][ T8298] ? netlink_deliver_tap+0x160/0xac0 [ 102.197163][ T8298] netlink_rcv_skb+0x13c/0x380 [ 102.201913][ T8298] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 102.207358][ T8298] ? netlink_ack+0x970/0x970 [ 102.211928][ T8298] ? netlink_deliver_tap+0x178/0xac0 [ 102.217213][ T8298] rtnetlink_rcv+0x10/0x20 [ 102.221629][ T8298] netlink_unicast+0x45e/0x6a0 [ 102.226379][ T8298] ? netlink_attachskb+0x740/0x740 [ 102.231467][ T8298] ? _copy_from_iter_full+0x18a/0x780 [ 102.237345][ T8298] ? __kasan_check_read+0x11/0x20 [ 102.242357][ T8298] ? __check_object_size+0x203/0x2ea [ 102.247639][ T8298] netlink_sendmsg+0x7b0/0xcb0 [ 102.252394][ T8298] ? netlink_unicast+0x6a0/0x6a0 [ 102.257316][ T8298] ? tomoyo_socket_sendmsg+0x9/0x10 [ 102.262523][ T8298] ? netlink_unicast+0x6a0/0x6a0 [ 102.267462][ T8298] sock_sendmsg+0xb5/0xf0 [ 102.271784][ T8298] ____sys_sendmsg+0x3b0/0x950 [ 102.276543][ T8298] ? copy_msghdr_from_user+0x209/0x420 [ 102.282131][ T8298] ? kernel_sendmsg+0x30/0x30 [ 102.286962][ T8298] ___sys_sendmsg+0xe4/0x160 [ 102.291554][ T8298] ? sendmsg_copy_msghdr+0x30/0x30 [ 102.296658][ T8298] ? rcu_read_lock_held+0x9c/0xb0 [ 102.301775][ T8298] ? __kasan_check_read+0x11/0x20 [ 102.306794][ T8298] ? __fget+0x2ac/0x410 [ 102.310952][ T8298] ? ksys_dup3+0x2e0/0x2e0 [ 102.315360][ T8298] ? find_held_lock+0x36/0x1d0 [ 102.320126][ T8298] ? __fget_light+0x179/0x1f0 [ 102.324793][ T8298] ? __fdget+0xe/0x10 [ 102.328764][ T8298] ? sockfd_lookup_light+0x1c/0x150 [ 102.333959][ T8298] __sys_sendmmsg+0x160/0x370 [ 102.338627][ T8298] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 102.343642][ T8298] ? vfs_write+0x25b/0x520 [ 102.348096][ T8298] ? lock_downgrade+0x900/0x900 [ 102.352953][ T8298] ? __kasan_check_write+0x14/0x20 [ 102.358076][ T8298] ? __mutex_unlock_slowpath+0xe0/0x690 [ 102.363602][ T8298] ? rcu_read_lock_any_held+0xcd/0xf0 [ 102.368963][ T8298] ? __kasan_check_write+0x14/0x20 [ 102.374521][ T8298] ? fput_many+0x1b/0x130 [ 102.378842][ T8298] ? fput+0xe/0x10 [ 102.382576][ T8298] ? ksys_write+0x181/0x220 [ 102.387072][ T8298] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 102.392525][ T8298] ? do_syscall_64+0x21/0x5f0 [ 102.397188][ T8298] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.403254][ T8298] __x64_sys_sendmmsg+0x98/0x100 [ 102.408268][ T8298] do_syscall_64+0xca/0x5f0 [ 102.412774][ T8298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.418678][ T8298] RIP: 0033:0x45a639 [ 102.422556][ T8298] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.442234][ T8298] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 102.450638][ T8298] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 102.458590][ T8298] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 102.466549][ T8298] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 102.474593][ T8298] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 102.482629][ T8298] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 102.494048][ T8299] FAULT_INJECTION: forcing a failure. [ 102.494048][ T8299] name failslab, interval 1, probability 0, space 0, times 0 [ 102.507181][ T8299] CPU: 0 PID: 8299 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 102.516135][ T8299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.526183][ T8299] Call Trace: [ 102.529516][ T8299] dump_stack+0x12d/0x187 [ 102.533852][ T8299] should_fail.cold.4+0x5/0x13 [ 102.538614][ T8299] ? fault_create_debugfs_attr+0x150/0x150 [ 102.544393][ T8299] ? ___might_sleep+0x16b/0x2b0 [ 102.549261][ T8299] __should_failslab+0xba/0xf0 [ 102.554111][ T8299] should_failslab+0x9/0x14 [ 102.558594][ T8299] kmem_cache_alloc_node+0x266/0x760 [ 102.563853][ T8299] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 102.569110][ T8299] ? __local_bh_enable_ip+0x160/0x260 [ 102.574455][ T8299] ? qfq_change_class+0x538/0x16c4 [ 102.579614][ T8299] ? trace_hardirqs_on+0x28/0x1a0 [ 102.584731][ T8299] __alloc_skb+0xa7/0x570 [ 102.589090][ T8299] ? netdev_alloc_frag+0x160/0x160 [ 102.594200][ T8299] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 102.600601][ T8299] tc_ctl_tclass+0x457/0xbf0 [ 102.605168][ T8299] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 102.610988][ T8299] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 102.616109][ T8299] rtnetlink_rcv_msg+0x34a/0x8d0 [ 102.621048][ T8299] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 102.626490][ T8299] ? netlink_deliver_tap+0x160/0xac0 [ 102.631763][ T8299] netlink_rcv_skb+0x13c/0x380 [ 102.636505][ T8299] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 102.642171][ T8299] ? netlink_ack+0x970/0x970 [ 102.646762][ T8299] ? netlink_deliver_tap+0x178/0xac0 [ 102.652053][ T8299] rtnetlink_rcv+0x10/0x20 [ 102.656461][ T8299] netlink_unicast+0x45e/0x6a0 [ 102.661287][ T8299] ? netlink_attachskb+0x740/0x740 [ 102.666379][ T8299] ? _copy_from_iter_full+0x18a/0x780 [ 102.671742][ T8299] ? __kasan_check_read+0x11/0x20 [ 102.676739][ T8299] ? __check_object_size+0x203/0x2ea [ 102.682000][ T8299] netlink_sendmsg+0x7b0/0xcb0 [ 102.686741][ T8299] ? netlink_unicast+0x6a0/0x6a0 [ 102.691702][ T8299] ? tomoyo_socket_sendmsg+0x9/0x10 [ 102.696888][ T8299] ? netlink_unicast+0x6a0/0x6a0 [ 102.701804][ T8299] sock_sendmsg+0xb5/0xf0 [ 102.706110][ T8299] ____sys_sendmsg+0x3b0/0x950 [ 102.710931][ T8299] ? copy_msghdr_from_user+0x209/0x420 [ 102.716363][ T8299] ? kernel_sendmsg+0x30/0x30 [ 102.721034][ T8299] ___sys_sendmsg+0xe4/0x160 [ 102.725617][ T8299] ? sendmsg_copy_msghdr+0x30/0x30 [ 102.730811][ T8299] ? rcu_read_lock_held+0x9c/0xb0 [ 102.735885][ T8299] ? __kasan_check_read+0x11/0x20 [ 102.740930][ T8299] ? __fget+0x2ac/0x410 [ 102.745084][ T8299] ? ksys_dup3+0x2e0/0x2e0 [ 102.749555][ T8299] ? find_held_lock+0x36/0x1d0 [ 102.754321][ T8299] ? __fget_light+0x179/0x1f0 [ 102.759000][ T8299] ? __fdget+0xe/0x10 [ 102.762962][ T8299] ? sockfd_lookup_light+0x1c/0x150 [ 102.768137][ T8299] __sys_sendmmsg+0x160/0x370 [ 102.772792][ T8299] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 102.778143][ T8299] ? vfs_write+0x25b/0x520 [ 102.782548][ T8299] ? lock_downgrade+0x900/0x900 [ 102.787374][ T8299] ? __kasan_check_write+0x14/0x20 [ 102.792482][ T8299] ? __mutex_unlock_slowpath+0xe0/0x690 [ 102.798016][ T8299] ? rcu_read_lock_any_held+0xcd/0xf0 [ 102.803378][ T8299] ? __kasan_check_write+0x14/0x20 [ 102.808583][ T8299] ? fput_many+0x1b/0x130 [ 102.812915][ T8299] ? fput+0xe/0x10 [ 102.819835][ T8299] ? ksys_write+0x181/0x220 [ 102.824337][ T8299] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 102.829772][ T8299] ? do_syscall_64+0x21/0x5f0 [ 102.834436][ T8299] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.840504][ T8299] __x64_sys_sendmmsg+0x98/0x100 [ 102.845442][ T8299] do_syscall_64+0xca/0x5f0 [ 102.849941][ T8299] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.855826][ T8299] RIP: 0033:0x45a639 [ 102.859701][ T8299] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.879319][ T8299] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 102.887705][ T8299] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 102.895675][ T8299] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 102.903658][ T8299] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 102.912274][ T8299] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 102.920251][ T8299] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 103.493928][ T8315] FAULT_INJECTION: forcing a failure. [ 103.493928][ T8315] name failslab, interval 1, probability 0, space 0, times 0 [ 103.510242][ T8315] CPU: 0 PID: 8315 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 103.518866][ T8315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.529028][ T8315] Call Trace: [ 103.532331][ T8315] dump_stack+0x12d/0x187 [ 103.536668][ T8315] should_fail.cold.4+0x5/0x13 [ 103.541528][ T8315] ? fault_create_debugfs_attr+0x150/0x150 [ 103.547867][ T8315] ? ___might_sleep+0x16b/0x2b0 [ 103.552718][ T8315] __should_failslab+0xba/0xf0 [ 103.557481][ T8315] should_failslab+0x9/0x14 [ 103.561974][ T8315] kmem_cache_alloc_node+0x266/0x760 [ 103.567268][ T8315] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 103.572571][ T8315] ? __local_bh_enable_ip+0x160/0x260 [ 103.578025][ T8315] ? qfq_change_class+0x538/0x16c4 [ 103.583128][ T8315] ? trace_hardirqs_on+0x28/0x1a0 [ 103.588154][ T8315] __alloc_skb+0xa7/0x570 [ 103.592487][ T8315] ? netdev_alloc_frag+0x160/0x160 [ 103.597591][ T8315] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 103.603926][ T8315] tc_ctl_tclass+0x457/0xbf0 [ 103.608527][ T8315] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 103.614627][ T8315] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 103.619761][ T8315] rtnetlink_rcv_msg+0x34a/0x8d0 [ 103.624681][ T8315] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 103.630136][ T8315] ? netlink_deliver_tap+0x160/0xac0 [ 103.635420][ T8315] netlink_rcv_skb+0x13c/0x380 [ 103.640164][ T8315] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 103.645602][ T8315] ? netlink_ack+0x970/0x970 [ 103.650172][ T8315] ? netlink_deliver_tap+0x178/0xac0 [ 103.655510][ T8315] rtnetlink_rcv+0x10/0x20 [ 103.659926][ T8315] netlink_unicast+0x45e/0x6a0 [ 103.664802][ T8315] ? netlink_attachskb+0x740/0x740 [ 103.669936][ T8315] ? _copy_from_iter_full+0x18a/0x780 [ 103.675307][ T8315] ? __kasan_check_read+0x11/0x20 [ 103.680327][ T8315] ? __check_object_size+0x203/0x2ea [ 103.685611][ T8315] netlink_sendmsg+0x7b0/0xcb0 [ 103.690379][ T8315] ? netlink_unicast+0x6a0/0x6a0 [ 103.695309][ T8315] ? tomoyo_socket_sendmsg+0x9/0x10 [ 103.700525][ T8315] ? netlink_unicast+0x6a0/0x6a0 [ 103.705621][ T8315] sock_sendmsg+0xb5/0xf0 [ 103.709931][ T8315] ____sys_sendmsg+0x3b0/0x950 [ 103.714671][ T8315] ? copy_msghdr_from_user+0x209/0x420 [ 103.720116][ T8315] ? kernel_sendmsg+0x30/0x30 [ 103.724789][ T8315] ___sys_sendmsg+0xe4/0x160 [ 103.729361][ T8315] ? sendmsg_copy_msghdr+0x30/0x30 [ 103.734460][ T8315] ? rcu_read_lock_held+0x9c/0xb0 [ 103.739483][ T8315] ? __kasan_check_read+0x11/0x20 [ 103.744494][ T8315] ? __fget+0x2ac/0x410 [ 103.748636][ T8315] ? ksys_dup3+0x2e0/0x2e0 [ 103.753030][ T8315] ? find_held_lock+0x36/0x1d0 [ 103.757785][ T8315] ? __fget_light+0x179/0x1f0 [ 103.762441][ T8315] ? __fdget+0xe/0x10 [ 103.766401][ T8315] ? sockfd_lookup_light+0x1c/0x150 [ 103.771597][ T8315] __sys_sendmmsg+0x160/0x370 [ 103.776272][ T8315] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 103.781280][ T8315] ? vfs_write+0x25b/0x520 [ 103.785675][ T8315] ? lock_downgrade+0x900/0x900 [ 103.790520][ T8315] ? __kasan_check_write+0x14/0x20 [ 103.795618][ T8315] ? __mutex_unlock_slowpath+0xe0/0x690 [ 103.801213][ T8315] ? rcu_read_lock_any_held+0xcd/0xf0 [ 103.806595][ T8315] ? __kasan_check_write+0x14/0x20 [ 103.811709][ T8315] ? fput_many+0x1b/0x130 [ 103.816067][ T8315] ? fput+0xe/0x10 [ 103.819771][ T8315] ? ksys_write+0x181/0x220 [ 103.824253][ T8315] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 103.829708][ T8315] ? do_syscall_64+0x21/0x5f0 [ 103.834547][ T8315] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.840602][ T8315] __x64_sys_sendmmsg+0x98/0x100 [ 103.845670][ T8315] do_syscall_64+0xca/0x5f0 [ 103.850168][ T8315] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.856054][ T8315] RIP: 0033:0x45a639 [ 103.860037][ T8315] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.879636][ T8315] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 103.888032][ T8315] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 103.896079][ T8315] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 103.904030][ T8315] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 103.912000][ T8315] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 103.920143][ T8315] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 103.933619][ T8316] FAULT_INJECTION: forcing a failure. [ 103.933619][ T8316] name failslab, interval 1, probability 0, space 0, times 0 [ 103.952138][ T8316] CPU: 1 PID: 8316 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 103.961532][ T8316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.971695][ T8316] Call Trace: [ 103.975150][ T8316] dump_stack+0x12d/0x187 [ 103.979468][ T8316] should_fail.cold.4+0x5/0x13 [ 103.984349][ T8316] ? fault_create_debugfs_attr+0x150/0x150 [ 103.990155][ T8316] ? ___might_sleep+0x16b/0x2b0 [ 103.994992][ T8316] __should_failslab+0xba/0xf0 [ 103.999750][ T8316] should_failslab+0x9/0x14 [ 104.004235][ T8316] kmem_cache_alloc_node+0x266/0x760 [ 104.009502][ T8316] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 104.014778][ T8316] ? __local_bh_enable_ip+0x160/0x260 [ 104.020121][ T8316] ? qfq_change_class+0x538/0x16c4 [ 104.025218][ T8316] ? trace_hardirqs_on+0x28/0x1a0 [ 104.030252][ T8316] __alloc_skb+0xa7/0x570 [ 104.034558][ T8316] ? netdev_alloc_frag+0x160/0x160 [ 104.039657][ T8316] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 104.045975][ T8316] tc_ctl_tclass+0x457/0xbf0 [ 104.050550][ T8316] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 104.056333][ T8316] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 104.061510][ T8316] rtnetlink_rcv_msg+0x34a/0x8d0 [ 104.066432][ T8316] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 104.071886][ T8316] ? netlink_deliver_tap+0x160/0xac0 [ 104.077160][ T8316] netlink_rcv_skb+0x13c/0x380 [ 104.081910][ T8316] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 104.087349][ T8316] ? netlink_ack+0x970/0x970 [ 104.091944][ T8316] ? netlink_deliver_tap+0x178/0xac0 [ 104.097207][ T8316] rtnetlink_rcv+0x10/0x20 [ 104.101604][ T8316] netlink_unicast+0x45e/0x6a0 [ 104.109975][ T8316] ? netlink_attachskb+0x740/0x740 [ 104.115100][ T8316] ? _copy_from_iter_full+0x18a/0x780 [ 104.120454][ T8316] ? __kasan_check_read+0x11/0x20 [ 104.125470][ T8316] ? __check_object_size+0x203/0x2ea [ 104.130745][ T8316] netlink_sendmsg+0x7b0/0xcb0 [ 104.135488][ T8316] ? netlink_unicast+0x6a0/0x6a0 [ 104.140404][ T8316] ? tomoyo_socket_sendmsg+0x9/0x10 [ 104.145589][ T8316] ? netlink_unicast+0x6a0/0x6a0 [ 104.150513][ T8316] sock_sendmsg+0xb5/0xf0 [ 104.154817][ T8316] ____sys_sendmsg+0x3b0/0x950 [ 104.159551][ T8316] ? copy_msghdr_from_user+0x209/0x420 [ 104.164993][ T8316] ? kernel_sendmsg+0x30/0x30 [ 104.169656][ T8316] ___sys_sendmsg+0xe4/0x160 [ 104.174220][ T8316] ? sendmsg_copy_msghdr+0x30/0x30 [ 104.180095][ T8316] ? rcu_read_lock_held+0x9c/0xb0 [ 104.185104][ T8316] ? __kasan_check_read+0x11/0x20 [ 104.190116][ T8316] ? __fget+0x2ac/0x410 [ 104.194247][ T8316] ? ksys_dup3+0x2e0/0x2e0 [ 104.198634][ T8316] ? find_held_lock+0x36/0x1d0 [ 104.203371][ T8316] ? __fget_light+0x179/0x1f0 [ 104.208981][ T8316] ? __fdget+0xe/0x10 [ 104.212936][ T8316] ? sockfd_lookup_light+0x1c/0x150 [ 104.218122][ T8316] __sys_sendmmsg+0x160/0x370 [ 104.222772][ T8316] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 104.227774][ T8316] ? vfs_write+0x25b/0x520 [ 104.232171][ T8316] ? lock_downgrade+0x900/0x900 [ 104.236997][ T8316] ? __kasan_check_write+0x14/0x20 [ 104.242378][ T8316] ? __mutex_unlock_slowpath+0xe0/0x690 [ 104.247918][ T8316] ? rcu_read_lock_any_held+0xcd/0xf0 [ 104.253415][ T8316] ? __kasan_check_write+0x14/0x20 [ 104.258525][ T8316] ? fput_many+0x1b/0x130 [ 104.262844][ T8316] ? fput+0xe/0x10 [ 104.266812][ T8316] ? ksys_write+0x181/0x220 [ 104.271317][ T8316] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.276751][ T8316] ? do_syscall_64+0x21/0x5f0 [ 104.281402][ T8316] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.287455][ T8316] __x64_sys_sendmmsg+0x98/0x100 [ 104.292393][ T8316] do_syscall_64+0xca/0x5f0 [ 104.296893][ T8316] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.302895][ T8316] RIP: 0033:0x45a639 [ 104.306790][ T8316] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.326543][ T8316] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 104.334945][ T8316] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 104.342893][ T8316] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 104.350843][ T8316] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 104.359403][ T8316] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 104.367360][ T8316] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 104.379440][ T8317] FAULT_INJECTION: forcing a failure. [ 104.379440][ T8317] name failslab, interval 1, probability 0, space 0, times 0 [ 104.392397][ T8317] CPU: 1 PID: 8317 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 104.400980][ T8317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.411158][ T8317] Call Trace: [ 104.414446][ T8317] dump_stack+0x12d/0x187 [ 104.418775][ T8317] should_fail.cold.4+0x5/0x13 [ 104.423599][ T8317] ? fault_create_debugfs_attr+0x150/0x150 [ 104.429510][ T8317] ? ___might_sleep+0x16b/0x2b0 [ 104.434450][ T8317] __should_failslab+0xba/0xf0 [ 104.439220][ T8317] should_failslab+0x9/0x14 [ 104.443723][ T8317] kmem_cache_alloc_node_trace+0x27b/0x770 [ 104.449529][ T8317] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.455965][ T8317] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.461852][ T8317] __kmalloc_node_track_caller+0x3c/0x70 [ 104.467569][ T8317] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 104.473022][ T8317] __alloc_skb+0xd7/0x570 [ 104.477338][ T8317] ? netdev_alloc_frag+0x160/0x160 [ 104.482437][ T8317] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 104.488761][ T8317] tc_ctl_tclass+0x457/0xbf0 [ 104.493352][ T8317] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 104.499146][ T8317] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 104.504260][ T8317] rtnetlink_rcv_msg+0x34a/0x8d0 [ 104.509226][ T8317] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 104.514697][ T8317] ? netlink_deliver_tap+0x160/0xac0 [ 104.519965][ T8317] netlink_rcv_skb+0x13c/0x380 [ 104.524719][ T8317] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 104.530181][ T8317] ? netlink_ack+0x970/0x970 [ 104.534765][ T8317] ? netlink_deliver_tap+0x178/0xac0 [ 104.540039][ T8317] rtnetlink_rcv+0x10/0x20 [ 104.544444][ T8317] netlink_unicast+0x45e/0x6a0 [ 104.549213][ T8317] ? netlink_attachskb+0x740/0x740 [ 104.554401][ T8317] ? _copy_from_iter_full+0x18a/0x780 [ 104.559891][ T8317] ? __kasan_check_read+0x11/0x20 [ 104.564918][ T8317] ? __check_object_size+0x203/0x2ea [ 104.570226][ T8317] netlink_sendmsg+0x7b0/0xcb0 [ 104.575138][ T8317] ? netlink_unicast+0x6a0/0x6a0 [ 104.580137][ T8317] ? tomoyo_socket_sendmsg+0x9/0x10 [ 104.585329][ T8317] ? netlink_unicast+0x6a0/0x6a0 [ 104.590270][ T8317] sock_sendmsg+0xb5/0xf0 [ 104.594581][ T8317] ____sys_sendmsg+0x3b0/0x950 [ 104.599344][ T8317] ? copy_msghdr_from_user+0x209/0x420 [ 104.604816][ T8317] ? kernel_sendmsg+0x30/0x30 [ 104.609505][ T8317] ___sys_sendmsg+0xe4/0x160 [ 104.614090][ T8317] ? sendmsg_copy_msghdr+0x30/0x30 [ 104.619333][ T8317] ? rcu_read_lock_held+0x9c/0xb0 [ 104.624350][ T8317] ? __kasan_check_read+0x11/0x20 [ 104.629493][ T8317] ? __fget+0x2ac/0x410 [ 104.634151][ T8317] ? ksys_dup3+0x2e0/0x2e0 [ 104.638554][ T8317] ? find_held_lock+0x36/0x1d0 [ 104.643311][ T8317] ? __fget_light+0x179/0x1f0 [ 104.648015][ T8317] ? __fdget+0xe/0x10 [ 104.651993][ T8317] ? sockfd_lookup_light+0x1c/0x150 [ 104.657172][ T8317] __sys_sendmmsg+0x160/0x370 [ 104.661830][ T8317] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 104.666846][ T8317] ? vfs_write+0x25b/0x520 [ 104.671257][ T8317] ? lock_downgrade+0x900/0x900 [ 104.676092][ T8317] ? __kasan_check_write+0x14/0x20 [ 104.681180][ T8317] ? __mutex_unlock_slowpath+0xe0/0x690 [ 104.686710][ T8317] ? rcu_read_lock_any_held+0xcd/0xf0 [ 104.692072][ T8317] ? __kasan_check_write+0x14/0x20 [ 104.697163][ T8317] ? fput_many+0x1b/0x130 [ 104.701477][ T8317] ? fput+0xe/0x10 [ 104.705194][ T8317] ? ksys_write+0x181/0x220 [ 104.709683][ T8317] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.715117][ T8317] ? do_syscall_64+0x21/0x5f0 [ 104.719775][ T8317] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.725838][ T8317] __x64_sys_sendmmsg+0x98/0x100 [ 104.730772][ T8317] do_syscall_64+0xca/0x5f0 [ 104.735269][ T8317] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.741169][ T8317] RIP: 0033:0x45a639 [ 104.745050][ T8317] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.764650][ T8317] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 104.773071][ T8317] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 104.781040][ T8317] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 104.789016][ T8317] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 104.797061][ T8317] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 104.805020][ T8317] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 105.036003][ T8323] FAULT_INJECTION: forcing a failure. [ 105.036003][ T8323] name failslab, interval 1, probability 0, space 0, times 0 [ 105.048909][ T8323] CPU: 1 PID: 8323 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 105.057510][ T8323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.067563][ T8323] Call Trace: [ 105.070855][ T8323] dump_stack+0x12d/0x187 [ 105.075190][ T8323] should_fail.cold.4+0x5/0x13 [ 105.079965][ T8323] ? fault_create_debugfs_attr+0x150/0x150 [ 105.085756][ T8323] ? ___might_sleep+0x16b/0x2b0 [ 105.090590][ T8323] __should_failslab+0xba/0xf0 [ 105.095342][ T8323] should_failslab+0x9/0x14 [ 105.099834][ T8323] kmem_cache_alloc_node+0x266/0x760 [ 105.105125][ T8323] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 105.110396][ T8323] ? __local_bh_enable_ip+0x160/0x260 [ 105.115762][ T8323] ? qfq_change_class+0x538/0x16c4 [ 105.120967][ T8323] ? trace_hardirqs_on+0x28/0x1a0 [ 105.126032][ T8323] __alloc_skb+0xa7/0x570 [ 105.130362][ T8323] ? netdev_alloc_frag+0x160/0x160 [ 105.135479][ T8323] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 105.141799][ T8323] tc_ctl_tclass+0x457/0xbf0 [ 105.146473][ T8323] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 105.152276][ T8323] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 105.157396][ T8323] rtnetlink_rcv_msg+0x34a/0x8d0 [ 105.162352][ T8323] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 105.167807][ T8323] ? netlink_deliver_tap+0x160/0xac0 [ 105.173107][ T8323] netlink_rcv_skb+0x13c/0x380 [ 105.177864][ T8323] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 105.183312][ T8323] ? netlink_ack+0x970/0x970 [ 105.187887][ T8323] ? netlink_deliver_tap+0x178/0xac0 [ 105.193158][ T8323] rtnetlink_rcv+0x10/0x20 [ 105.197566][ T8323] netlink_unicast+0x45e/0x6a0 [ 105.202334][ T8323] ? netlink_attachskb+0x740/0x740 [ 105.207435][ T8323] ? _copy_from_iter_full+0x18a/0x780 [ 105.212918][ T8323] ? __kasan_check_read+0x11/0x20 [ 105.217971][ T8323] ? __check_object_size+0x203/0x2ea [ 105.223254][ T8323] netlink_sendmsg+0x7b0/0xcb0 [ 105.228007][ T8323] ? netlink_unicast+0x6a0/0x6a0 [ 105.232931][ T8323] ? tomoyo_socket_sendmsg+0x9/0x10 [ 105.238127][ T8323] ? netlink_unicast+0x6a0/0x6a0 [ 105.243059][ T8323] sock_sendmsg+0xb5/0xf0 [ 105.247382][ T8323] ____sys_sendmsg+0x3b0/0x950 [ 105.252148][ T8323] ? copy_msghdr_from_user+0x209/0x420 [ 105.257603][ T8323] ? kernel_sendmsg+0x30/0x30 [ 105.262277][ T8323] ___sys_sendmsg+0xe4/0x160 [ 105.266857][ T8323] ? sendmsg_copy_msghdr+0x30/0x30 [ 105.272303][ T8323] ? rcu_read_lock_held+0x9c/0xb0 [ 105.277408][ T8323] ? __kasan_check_read+0x11/0x20 [ 105.282427][ T8323] ? __fget+0x2ac/0x410 [ 105.286656][ T8323] ? ksys_dup3+0x2e0/0x2e0 [ 105.291057][ T8323] ? find_held_lock+0x36/0x1d0 [ 105.295823][ T8323] ? __fget_light+0x179/0x1f0 [ 105.300494][ T8323] ? __fdget+0xe/0x10 [ 105.304464][ T8323] ? sockfd_lookup_light+0x1c/0x150 [ 105.309646][ T8323] __sys_sendmmsg+0x160/0x370 [ 105.314323][ T8323] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 105.319339][ T8323] ? vfs_write+0x25b/0x520 [ 105.323796][ T8323] ? lock_downgrade+0x900/0x900 [ 105.328813][ T8323] ? __kasan_check_write+0x14/0x20 [ 105.334025][ T8323] ? __mutex_unlock_slowpath+0xe0/0x690 [ 105.339602][ T8323] ? rcu_read_lock_any_held+0xcd/0xf0 [ 105.345121][ T8323] ? __kasan_check_write+0x14/0x20 [ 105.350238][ T8323] ? fput_many+0x1b/0x130 [ 105.354559][ T8323] ? fput+0xe/0x10 [ 105.358288][ T8323] ? ksys_write+0x181/0x220 [ 105.362784][ T8323] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 105.368341][ T8323] ? do_syscall_64+0x21/0x5f0 [ 105.373012][ T8323] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.379221][ T8323] __x64_sys_sendmmsg+0x98/0x100 [ 105.384270][ T8323] do_syscall_64+0xca/0x5f0 [ 105.388800][ T8323] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.394682][ T8323] RIP: 0033:0x45a639 [ 105.398571][ T8323] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.418265][ T8323] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 105.426677][ T8323] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 105.434735][ T8323] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 105.442701][ T8323] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 105.450669][ T8323] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 105.458626][ T8323] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 105.826875][ T8334] FAULT_INJECTION: forcing a failure. [ 105.826875][ T8334] name failslab, interval 1, probability 0, space 0, times 0 [ 105.839712][ T8334] CPU: 0 PID: 8334 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 105.848303][ T8334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.858345][ T8334] Call Trace: [ 105.861621][ T8334] dump_stack+0x12d/0x187 [ 105.865935][ T8334] should_fail.cold.4+0x5/0x13 [ 105.870683][ T8334] ? fault_create_debugfs_attr+0x150/0x150 [ 105.876479][ T8334] ? ___might_sleep+0x16b/0x2b0 [ 105.881319][ T8334] __should_failslab+0xba/0xf0 [ 105.886065][ T8334] should_failslab+0x9/0x14 [ 105.890566][ T8334] kmem_cache_alloc_node+0x266/0x760 [ 105.895829][ T8334] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 105.901093][ T8334] ? __local_bh_enable_ip+0x160/0x260 [ 105.906448][ T8334] ? qfq_change_class+0x538/0x16c4 [ 105.911659][ T8334] ? trace_hardirqs_on+0x28/0x1a0 [ 105.916693][ T8334] __alloc_skb+0xa7/0x570 [ 105.921005][ T8334] ? netdev_alloc_frag+0x160/0x160 [ 105.926098][ T8334] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 105.932407][ T8334] tc_ctl_tclass+0x457/0xbf0 [ 105.936995][ T8334] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 105.942808][ T8334] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 105.947908][ T8334] rtnetlink_rcv_msg+0x34a/0x8d0 [ 105.952826][ T8334] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 105.958266][ T8334] ? netlink_deliver_tap+0x160/0xac0 [ 105.963539][ T8334] netlink_rcv_skb+0x13c/0x380 [ 105.968285][ T8334] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 105.973758][ T8334] ? netlink_ack+0x970/0x970 [ 105.978353][ T8334] ? netlink_deliver_tap+0x178/0xac0 [ 105.983623][ T8334] rtnetlink_rcv+0x10/0x20 [ 105.988109][ T8334] netlink_unicast+0x45e/0x6a0 [ 105.992877][ T8334] ? netlink_attachskb+0x740/0x740 [ 105.997966][ T8334] ? _copy_from_iter_full+0x18a/0x780 [ 106.003359][ T8334] ? __kasan_check_read+0x11/0x20 [ 106.008396][ T8334] ? __check_object_size+0x203/0x2ea [ 106.013715][ T8334] netlink_sendmsg+0x7b0/0xcb0 [ 106.018493][ T8334] ? netlink_unicast+0x6a0/0x6a0 [ 106.023431][ T8334] ? tomoyo_socket_sendmsg+0x9/0x10 [ 106.028636][ T8334] ? netlink_unicast+0x6a0/0x6a0 [ 106.033592][ T8334] sock_sendmsg+0xb5/0xf0 [ 106.037930][ T8334] ____sys_sendmsg+0x3b0/0x950 [ 106.042683][ T8334] ? copy_msghdr_from_user+0x209/0x420 [ 106.048134][ T8334] ? kernel_sendmsg+0x30/0x30 [ 106.052810][ T8334] ___sys_sendmsg+0xe4/0x160 [ 106.057411][ T8334] ? sendmsg_copy_msghdr+0x30/0x30 [ 106.062516][ T8334] ? rcu_read_lock_held+0x9c/0xb0 [ 106.067548][ T8334] ? __kasan_check_read+0x11/0x20 [ 106.072575][ T8334] ? __fget+0x2ac/0x410 [ 106.076737][ T8334] ? ksys_dup3+0x2e0/0x2e0 [ 106.081225][ T8334] ? find_held_lock+0x36/0x1d0 [ 106.085994][ T8334] ? __fget_light+0x179/0x1f0 [ 106.090874][ T8334] ? __fdget+0xe/0x10 [ 106.094854][ T8334] ? sockfd_lookup_light+0x1c/0x150 [ 106.100045][ T8334] __sys_sendmmsg+0x160/0x370 [ 106.105806][ T8334] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 106.110887][ T8334] ? vfs_write+0x25b/0x520 [ 106.115304][ T8334] ? lock_downgrade+0x900/0x900 [ 106.120163][ T8334] ? __kasan_check_write+0x14/0x20 [ 106.125266][ T8334] ? __mutex_unlock_slowpath+0xe0/0x690 [ 106.130805][ T8334] ? rcu_read_lock_any_held+0xcd/0xf0 [ 106.136173][ T8334] ? __kasan_check_write+0x14/0x20 [ 106.141273][ T8334] ? fput_many+0x1b/0x130 [ 106.145588][ T8334] ? fput+0xe/0x10 [ 106.149306][ T8334] ? ksys_write+0x181/0x220 [ 106.153814][ T8334] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.159288][ T8334] ? do_syscall_64+0x21/0x5f0 [ 106.163965][ T8334] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.170052][ T8334] __x64_sys_sendmmsg+0x98/0x100 [ 106.174984][ T8334] do_syscall_64+0xca/0x5f0 [ 106.179473][ T8334] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.185347][ T8334] RIP: 0033:0x45a639 [ 106.189228][ T8334] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.208814][ T8334] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 106.217223][ T8334] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 106.225177][ T8334] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 106.233145][ T8334] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 106.241968][ T8334] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 106.249940][ T8334] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 106.259625][ T8335] FAULT_INJECTION: forcing a failure. [ 106.259625][ T8335] name failslab, interval 1, probability 0, space 0, times 0 [ 106.276345][ T8335] CPU: 1 PID: 8335 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 106.285007][ T8335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.295061][ T8335] Call Trace: [ 106.298351][ T8335] dump_stack+0x12d/0x187 [ 106.302683][ T8335] should_fail.cold.4+0x5/0x13 [ 106.307446][ T8335] ? fault_create_debugfs_attr+0x150/0x150 [ 106.313242][ T8335] ? ___might_sleep+0x16b/0x2b0 [ 106.318100][ T8335] __should_failslab+0xba/0xf0 [ 106.322877][ T8335] should_failslab+0x9/0x14 [ 106.327403][ T8335] kmem_cache_alloc_node_trace+0x27b/0x770 [ 106.333218][ T8335] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.339278][ T8335] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.345116][ T8335] __kmalloc_node_track_caller+0x3c/0x70 [ 106.350738][ T8335] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 106.356192][ T8335] __alloc_skb+0xd7/0x570 [ 106.360533][ T8335] ? netdev_alloc_frag+0x160/0x160 [ 106.365638][ T8335] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 106.371966][ T8335] tc_ctl_tclass+0x457/0xbf0 [ 106.376577][ T8335] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 106.382388][ T8335] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 106.387504][ T8335] rtnetlink_rcv_msg+0x34a/0x8d0 [ 106.392432][ T8335] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 106.397896][ T8335] ? netlink_deliver_tap+0x160/0xac0 [ 106.403183][ T8335] netlink_rcv_skb+0x13c/0x380 [ 106.407938][ T8335] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 106.413413][ T8335] ? netlink_ack+0x970/0x970 [ 106.418007][ T8335] ? netlink_deliver_tap+0x178/0xac0 [ 106.423315][ T8335] rtnetlink_rcv+0x10/0x20 [ 106.427960][ T8335] netlink_unicast+0x45e/0x6a0 [ 106.432784][ T8335] ? netlink_attachskb+0x740/0x740 [ 106.437901][ T8335] ? _copy_from_iter_full+0x18a/0x780 [ 106.443370][ T8335] ? __kasan_check_read+0x11/0x20 [ 106.448511][ T8335] ? __check_object_size+0x203/0x2ea [ 106.453807][ T8335] netlink_sendmsg+0x7b0/0xcb0 [ 106.458579][ T8335] ? netlink_unicast+0x6a0/0x6a0 [ 106.463623][ T8335] ? tomoyo_socket_sendmsg+0x9/0x10 [ 106.468804][ T8335] ? netlink_unicast+0x6a0/0x6a0 [ 106.473718][ T8335] sock_sendmsg+0xb5/0xf0 [ 106.478044][ T8335] ____sys_sendmsg+0x3b0/0x950 [ 106.482887][ T8335] ? copy_msghdr_from_user+0x209/0x420 [ 106.488332][ T8335] ? kernel_sendmsg+0x30/0x30 [ 106.493169][ T8335] ___sys_sendmsg+0xe4/0x160 [ 106.497755][ T8335] ? sendmsg_copy_msghdr+0x30/0x30 [ 106.502948][ T8335] ? rcu_read_lock_held+0x9c/0xb0 [ 106.508408][ T8335] ? __kasan_check_read+0x11/0x20 [ 106.513427][ T8335] ? __fget+0x2ac/0x410 [ 106.517588][ T8335] ? ksys_dup3+0x2e0/0x2e0 [ 106.521999][ T8335] ? find_held_lock+0x36/0x1d0 [ 106.526753][ T8335] ? __fget_light+0x179/0x1f0 [ 106.531422][ T8335] ? __fdget+0xe/0x10 [ 106.535415][ T8335] ? sockfd_lookup_light+0x1c/0x150 [ 106.540612][ T8335] __sys_sendmmsg+0x160/0x370 [ 106.545419][ T8335] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 106.550438][ T8335] ? vfs_write+0x25b/0x520 [ 106.555146][ T8335] ? lock_downgrade+0x900/0x900 [ 106.560063][ T8335] ? __kasan_check_write+0x14/0x20 [ 106.565409][ T8335] ? __mutex_unlock_slowpath+0xe0/0x690 [ 106.570951][ T8335] ? rcu_read_lock_any_held+0xcd/0xf0 [ 106.576332][ T8335] ? __kasan_check_write+0x14/0x20 [ 106.581442][ T8335] ? fput_many+0x1b/0x130 [ 106.585762][ T8335] ? fput+0xe/0x10 [ 106.589556][ T8335] ? ksys_write+0x181/0x220 [ 106.594053][ T8335] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.599507][ T8335] ? do_syscall_64+0x21/0x5f0 [ 106.604180][ T8335] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.610270][ T8335] __x64_sys_sendmmsg+0x98/0x100 [ 106.615215][ T8335] do_syscall_64+0xca/0x5f0 [ 106.619725][ T8335] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.625608][ T8335] RIP: 0033:0x45a639 [ 106.629493][ T8335] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.649448][ T8335] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 106.657876][ T8335] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 106.665969][ T8335] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 2020/01/13 17:03:48 executed programs: 67 [ 106.673932][ T8335] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 106.681919][ T8335] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 106.689910][ T8335] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 107.085412][ T8346] FAULT_INJECTION: forcing a failure. [ 107.085412][ T8346] name failslab, interval 1, probability 0, space 0, times 0 [ 107.098186][ T8346] CPU: 0 PID: 8346 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 107.106768][ T8346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.116819][ T8346] Call Trace: [ 107.120151][ T8346] dump_stack+0x12d/0x187 [ 107.124601][ T8346] should_fail.cold.4+0x5/0x13 [ 107.129662][ T8346] ? fault_create_debugfs_attr+0x150/0x150 [ 107.135455][ T8346] ? ___might_sleep+0x16b/0x2b0 [ 107.140300][ T8346] __should_failslab+0xba/0xf0 [ 107.145046][ T8346] should_failslab+0x9/0x14 [ 107.149552][ T8346] kmem_cache_alloc_node_trace+0x27b/0x770 [ 107.155365][ T8346] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.161445][ T8346] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.167252][ T8346] __kmalloc_node_track_caller+0x3c/0x70 [ 107.172972][ T8346] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 107.178520][ T8346] __alloc_skb+0xd7/0x570 [ 107.182848][ T8346] ? netdev_alloc_frag+0x160/0x160 [ 107.187957][ T8346] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 107.194303][ T8346] tc_ctl_tclass+0x457/0xbf0 [ 107.199231][ T8346] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 107.205024][ T8346] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 107.210160][ T8346] rtnetlink_rcv_msg+0x34a/0x8d0 [ 107.215102][ T8346] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 107.220560][ T8346] ? netlink_deliver_tap+0x160/0xac0 [ 107.225850][ T8346] netlink_rcv_skb+0x13c/0x380 [ 107.230617][ T8346] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 107.236080][ T8346] ? netlink_ack+0x970/0x970 [ 107.240677][ T8346] ? netlink_deliver_tap+0x178/0xac0 [ 107.245968][ T8346] rtnetlink_rcv+0x10/0x20 [ 107.250506][ T8346] netlink_unicast+0x45e/0x6a0 [ 107.255376][ T8346] ? netlink_attachskb+0x740/0x740 [ 107.260577][ T8346] ? _copy_from_iter_full+0x18a/0x780 [ 107.266090][ T8346] ? __kasan_check_read+0x11/0x20 [ 107.271116][ T8346] ? __check_object_size+0x203/0x2ea [ 107.276644][ T8346] netlink_sendmsg+0x7b0/0xcb0 [ 107.284799][ T8346] ? netlink_unicast+0x6a0/0x6a0 [ 107.289755][ T8346] ? tomoyo_socket_sendmsg+0x9/0x10 [ 107.295058][ T8346] ? netlink_unicast+0x6a0/0x6a0 [ 107.299995][ T8346] sock_sendmsg+0xb5/0xf0 [ 107.304318][ T8346] ____sys_sendmsg+0x3b0/0x950 [ 107.309215][ T8346] ? copy_msghdr_from_user+0x209/0x420 [ 107.314792][ T8346] ? kernel_sendmsg+0x30/0x30 [ 107.319579][ T8346] ___sys_sendmsg+0xe4/0x160 [ 107.324256][ T8346] ? sendmsg_copy_msghdr+0x30/0x30 [ 107.329510][ T8346] ? rcu_read_lock_held+0x9c/0xb0 [ 107.334877][ T8346] ? __kasan_check_read+0x11/0x20 [ 107.339984][ T8346] ? __fget+0x2ac/0x410 [ 107.344312][ T8346] ? ksys_dup3+0x2e0/0x2e0 [ 107.348835][ T8346] ? find_held_lock+0x36/0x1d0 [ 107.353643][ T8346] ? __fget_light+0x179/0x1f0 [ 107.358398][ T8346] ? __fdget+0xe/0x10 [ 107.362384][ T8346] ? sockfd_lookup_light+0x1c/0x150 [ 107.367597][ T8346] __sys_sendmmsg+0x160/0x370 [ 107.372450][ T8346] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 107.377488][ T8346] ? vfs_write+0x25b/0x520 [ 107.381935][ T8346] ? lock_downgrade+0x900/0x900 [ 107.386790][ T8346] ? __kasan_check_write+0x14/0x20 [ 107.392181][ T8346] ? __mutex_unlock_slowpath+0xe0/0x690 [ 107.397781][ T8346] ? rcu_read_lock_any_held+0xcd/0xf0 [ 107.403155][ T8346] ? __kasan_check_write+0x14/0x20 [ 107.408366][ T8346] ? fput_many+0x1b/0x130 [ 107.412713][ T8346] ? fput+0xe/0x10 [ 107.416453][ T8346] ? ksys_write+0x181/0x220 [ 107.420960][ T8346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 107.426414][ T8346] ? do_syscall_64+0x21/0x5f0 [ 107.431222][ T8346] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.437293][ T8346] __x64_sys_sendmmsg+0x98/0x100 [ 107.442243][ T8346] do_syscall_64+0xca/0x5f0 [ 107.446747][ T8346] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.452641][ T8346] RIP: 0033:0x45a639 [ 107.456543][ T8346] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.476726][ T8346] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 107.485222][ T8346] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 107.493182][ T8346] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 107.501157][ T8346] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 107.509239][ T8346] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 107.517324][ T8346] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 107.530660][ T8347] FAULT_INJECTION: forcing a failure. [ 107.530660][ T8347] name failslab, interval 1, probability 0, space 0, times 0 [ 107.547041][ T8347] CPU: 1 PID: 8347 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 107.555657][ T8347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.565711][ T8347] Call Trace: [ 107.569006][ T8347] dump_stack+0x12d/0x187 [ 107.573340][ T8347] should_fail.cold.4+0x5/0x13 [ 107.578115][ T8347] ? fault_create_debugfs_attr+0x150/0x150 [ 107.583961][ T8347] ? ___might_sleep+0x16b/0x2b0 [ 107.588816][ T8347] __should_failslab+0xba/0xf0 [ 107.593581][ T8347] should_failslab+0x9/0x14 [ 107.598086][ T8347] kmem_cache_alloc_node_trace+0x27b/0x770 [ 107.603930][ T8347] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.610043][ T8347] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.615859][ T8347] __kmalloc_node_track_caller+0x3c/0x70 [ 107.621626][ T8347] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 107.627105][ T8347] __alloc_skb+0xd7/0x570 [ 107.631440][ T8347] ? netdev_alloc_frag+0x160/0x160 [ 107.636676][ T8347] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 107.643101][ T8347] tc_ctl_tclass+0x457/0xbf0 [ 107.647715][ T8347] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 107.653983][ T8347] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 107.659356][ T8347] rtnetlink_rcv_msg+0x34a/0x8d0 [ 107.664314][ T8347] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 107.669771][ T8347] ? netlink_deliver_tap+0x160/0xac0 [ 107.675085][ T8347] netlink_rcv_skb+0x13c/0x380 [ 107.679842][ T8347] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 107.685297][ T8347] ? netlink_ack+0x970/0x970 [ 107.689886][ T8347] ? netlink_deliver_tap+0x178/0xac0 [ 107.695157][ T8347] rtnetlink_rcv+0x10/0x20 [ 107.699687][ T8347] netlink_unicast+0x45e/0x6a0 [ 107.704472][ T8347] ? netlink_attachskb+0x740/0x740 [ 107.709603][ T8347] ? _copy_from_iter_full+0x18a/0x780 [ 107.714963][ T8347] ? __kasan_check_read+0x11/0x20 [ 107.720091][ T8347] ? __check_object_size+0x203/0x2ea [ 107.725388][ T8347] netlink_sendmsg+0x7b0/0xcb0 [ 107.730151][ T8347] ? netlink_unicast+0x6a0/0x6a0 [ 107.735090][ T8347] ? tomoyo_socket_sendmsg+0x9/0x10 [ 107.740474][ T8347] ? netlink_unicast+0x6a0/0x6a0 [ 107.745408][ T8347] sock_sendmsg+0xb5/0xf0 [ 107.749736][ T8347] ____sys_sendmsg+0x3b0/0x950 [ 107.754504][ T8347] ? copy_msghdr_from_user+0x209/0x420 [ 107.760114][ T8347] ? kernel_sendmsg+0x30/0x30 [ 107.764815][ T8347] ___sys_sendmsg+0xe4/0x160 [ 107.769442][ T8347] ? sendmsg_copy_msghdr+0x30/0x30 [ 107.774608][ T8347] ? rcu_read_lock_held+0x9c/0xb0 [ 107.779752][ T8347] ? __kasan_check_read+0x11/0x20 [ 107.784875][ T8347] ? __fget+0x2ac/0x410 [ 107.789066][ T8347] ? ksys_dup3+0x2e0/0x2e0 [ 107.793488][ T8347] ? find_held_lock+0x36/0x1d0 [ 107.798433][ T8347] ? __fget_light+0x179/0x1f0 [ 107.803112][ T8347] ? __fdget+0xe/0x10 [ 107.807092][ T8347] ? sockfd_lookup_light+0x1c/0x150 [ 107.812296][ T8347] __sys_sendmmsg+0x160/0x370 [ 107.817156][ T8347] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 107.822166][ T8347] ? vfs_write+0x25b/0x520 [ 107.826578][ T8347] ? lock_downgrade+0x900/0x900 [ 107.831432][ T8347] ? __kasan_check_write+0x14/0x20 [ 107.836536][ T8347] ? __mutex_unlock_slowpath+0xe0/0x690 [ 107.842140][ T8347] ? rcu_read_lock_any_held+0xcd/0xf0 [ 107.847657][ T8347] ? __kasan_check_write+0x14/0x20 [ 107.852861][ T8347] ? fput_many+0x1b/0x130 [ 107.857360][ T8347] ? fput+0xe/0x10 [ 107.861079][ T8347] ? ksys_write+0x181/0x220 [ 107.865586][ T8347] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 107.871061][ T8347] ? do_syscall_64+0x21/0x5f0 [ 107.875738][ T8347] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.881889][ T8347] __x64_sys_sendmmsg+0x98/0x100 [ 107.886823][ T8347] do_syscall_64+0xca/0x5f0 [ 107.891323][ T8347] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.897372][ T8347] RIP: 0033:0x45a639 [ 107.901251][ T8347] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.920929][ T8347] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 107.929343][ T8347] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 107.937689][ T8347] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 107.945668][ T8347] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 107.954110][ T8347] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 107.962518][ T8347] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 108.154030][ T8353] FAULT_INJECTION: forcing a failure. [ 108.154030][ T8353] name failslab, interval 1, probability 0, space 0, times 0 [ 108.167518][ T8353] CPU: 0 PID: 8353 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 108.176130][ T8353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.186187][ T8353] Call Trace: [ 108.189467][ T8353] dump_stack+0x12d/0x187 [ 108.193794][ T8353] should_fail.cold.4+0x5/0x13 [ 108.198576][ T8353] ? fault_create_debugfs_attr+0x150/0x150 [ 108.204389][ T8353] ? ___might_sleep+0x16b/0x2b0 [ 108.209239][ T8353] __should_failslab+0xba/0xf0 [ 108.213990][ T8353] should_failslab+0x9/0x14 [ 108.218478][ T8353] kmem_cache_alloc_node_trace+0x27b/0x770 [ 108.224266][ T8353] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.230324][ T8353] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.236151][ T8353] __kmalloc_node_track_caller+0x3c/0x70 [ 108.241804][ T8353] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 108.247783][ T8353] __alloc_skb+0xd7/0x570 [ 108.252112][ T8353] ? netdev_alloc_frag+0x160/0x160 [ 108.257228][ T8353] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 108.264423][ T8353] tc_ctl_tclass+0x457/0xbf0 [ 108.269027][ T8353] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 108.274850][ T8353] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 108.280051][ T8353] rtnetlink_rcv_msg+0x34a/0x8d0 [ 108.284983][ T8353] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 108.290451][ T8353] ? netlink_deliver_tap+0x160/0xac0 [ 108.295753][ T8353] netlink_rcv_skb+0x13c/0x380 [ 108.300573][ T8353] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 108.306497][ T8353] ? netlink_ack+0x970/0x970 [ 108.311257][ T8353] ? netlink_deliver_tap+0x178/0xac0 [ 108.316633][ T8353] rtnetlink_rcv+0x10/0x20 [ 108.321238][ T8353] netlink_unicast+0x45e/0x6a0 [ 108.326017][ T8353] ? netlink_attachskb+0x740/0x740 [ 108.331236][ T8353] ? _copy_from_iter_full+0x18a/0x780 [ 108.336842][ T8353] ? __kasan_check_read+0x11/0x20 [ 108.341866][ T8353] ? __check_object_size+0x203/0x2ea [ 108.347240][ T8353] netlink_sendmsg+0x7b0/0xcb0 [ 108.351992][ T8353] ? netlink_unicast+0x6a0/0x6a0 [ 108.356956][ T8353] ? tomoyo_socket_sendmsg+0x9/0x10 [ 108.362134][ T8353] ? netlink_unicast+0x6a0/0x6a0 [ 108.367062][ T8353] sock_sendmsg+0xb5/0xf0 [ 108.371396][ T8353] ____sys_sendmsg+0x3b0/0x950 [ 108.376161][ T8353] ? copy_msghdr_from_user+0x209/0x420 [ 108.381626][ T8353] ? kernel_sendmsg+0x30/0x30 [ 108.386298][ T8353] ___sys_sendmsg+0xe4/0x160 [ 108.390870][ T8353] ? sendmsg_copy_msghdr+0x30/0x30 [ 108.395975][ T8353] ? rcu_read_lock_held+0x9c/0xb0 [ 108.400990][ T8353] ? __kasan_check_read+0x11/0x20 [ 108.405998][ T8353] ? __fget+0x2ac/0x410 [ 108.410153][ T8353] ? ksys_dup3+0x2e0/0x2e0 [ 108.414579][ T8353] ? find_held_lock+0x36/0x1d0 [ 108.419331][ T8353] ? __fget_light+0x179/0x1f0 [ 108.423987][ T8353] ? __fdget+0xe/0x10 [ 108.427978][ T8353] ? sockfd_lookup_light+0x1c/0x150 [ 108.433225][ T8353] __sys_sendmmsg+0x160/0x370 [ 108.437894][ T8353] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 108.442924][ T8353] ? vfs_write+0x25b/0x520 [ 108.447335][ T8353] ? lock_downgrade+0x900/0x900 [ 108.452190][ T8353] ? __kasan_check_write+0x14/0x20 [ 108.457298][ T8353] ? __mutex_unlock_slowpath+0xe0/0x690 [ 108.462840][ T8353] ? rcu_read_lock_any_held+0xcd/0xf0 [ 108.468296][ T8353] ? __kasan_check_write+0x14/0x20 [ 108.473403][ T8353] ? fput_many+0x1b/0x130 [ 108.477937][ T8353] ? fput+0xe/0x10 [ 108.481648][ T8353] ? ksys_write+0x181/0x220 [ 108.486320][ T8353] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 108.491782][ T8353] ? do_syscall_64+0x21/0x5f0 [ 108.496456][ T8353] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.502534][ T8353] __x64_sys_sendmmsg+0x98/0x100 [ 108.507611][ T8353] do_syscall_64+0xca/0x5f0 [ 108.512213][ T8353] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.518099][ T8353] RIP: 0033:0x45a639 [ 108.522080][ T8353] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.541688][ T8353] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 108.550095][ T8353] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 108.558118][ T8353] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 108.566309][ T8353] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 108.574275][ T8353] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 108.582268][ T8353] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 108.794446][ T8359] FAULT_INJECTION: forcing a failure. [ 108.794446][ T8359] name failslab, interval 1, probability 0, space 0, times 0 [ 108.815879][ T8359] CPU: 1 PID: 8359 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 108.824610][ T8359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.834654][ T8359] Call Trace: [ 108.837934][ T8359] dump_stack+0x12d/0x187 [ 108.842278][ T8359] should_fail.cold.4+0x5/0x13 [ 108.847077][ T8359] ? fault_create_debugfs_attr+0x150/0x150 [ 108.852993][ T8359] ? ___might_sleep+0x16b/0x2b0 [ 108.857833][ T8359] __should_failslab+0xba/0xf0 [ 108.862581][ T8359] should_failslab+0x9/0x14 [ 108.867082][ T8359] kmem_cache_alloc_node_trace+0x27b/0x770 [ 108.872895][ T8359] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.879076][ T8359] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.884991][ T8359] __kmalloc_node_track_caller+0x3c/0x70 [ 108.890628][ T8359] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 108.896084][ T8359] __alloc_skb+0xd7/0x570 [ 108.900418][ T8359] ? netdev_alloc_frag+0x160/0x160 [ 108.906216][ T8359] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 108.912681][ T8359] tc_ctl_tclass+0x457/0xbf0 [ 108.917285][ T8359] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 108.923521][ T8359] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 108.928640][ T8359] rtnetlink_rcv_msg+0x34a/0x8d0 [ 108.933586][ T8359] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 108.939028][ T8359] ? netlink_deliver_tap+0x160/0xac0 [ 108.944300][ T8359] netlink_rcv_skb+0x13c/0x380 [ 108.949054][ T8359] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 108.954631][ T8359] ? netlink_ack+0x970/0x970 [ 108.959661][ T8359] ? netlink_deliver_tap+0x178/0xac0 [ 108.964970][ T8359] rtnetlink_rcv+0x10/0x20 [ 108.969402][ T8359] netlink_unicast+0x45e/0x6a0 [ 108.974168][ T8359] ? netlink_attachskb+0x740/0x740 [ 108.979259][ T8359] ? _copy_from_iter_full+0x18a/0x780 [ 108.984622][ T8359] ? __kasan_check_read+0x11/0x20 [ 108.989813][ T8359] ? __check_object_size+0x203/0x2ea [ 108.995102][ T8359] netlink_sendmsg+0x7b0/0xcb0 [ 108.999985][ T8359] ? netlink_unicast+0x6a0/0x6a0 [ 109.006328][ T8359] ? tomoyo_socket_sendmsg+0x9/0x10 [ 109.011550][ T8359] ? netlink_unicast+0x6a0/0x6a0 [ 109.016488][ T8359] sock_sendmsg+0xb5/0xf0 [ 109.020811][ T8359] ____sys_sendmsg+0x3b0/0x950 [ 109.026094][ T8359] ? copy_msghdr_from_user+0x209/0x420 [ 109.031612][ T8359] ? kernel_sendmsg+0x30/0x30 [ 109.036292][ T8359] ___sys_sendmsg+0xe4/0x160 [ 109.041000][ T8359] ? sendmsg_copy_msghdr+0x30/0x30 [ 109.046107][ T8359] ? rcu_read_lock_held+0x9c/0xb0 [ 109.051200][ T8359] ? __kasan_check_read+0x11/0x20 [ 109.056228][ T8359] ? __fget+0x2ac/0x410 [ 109.060973][ T8359] ? ksys_dup3+0x2e0/0x2e0 [ 109.065458][ T8359] ? find_held_lock+0x36/0x1d0 [ 109.070237][ T8359] ? __fget_light+0x179/0x1f0 [ 109.078899][ T8359] ? __fdget+0xe/0x10 [ 109.082874][ T8359] ? sockfd_lookup_light+0x1c/0x150 [ 109.088069][ T8359] __sys_sendmmsg+0x160/0x370 [ 109.095774][ T8359] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 109.100800][ T8359] ? vfs_write+0x25b/0x520 [ 109.105238][ T8359] ? lock_downgrade+0x900/0x900 [ 109.110099][ T8359] ? __kasan_check_write+0x14/0x20 [ 109.115210][ T8359] ? __mutex_unlock_slowpath+0xe0/0x690 [ 109.120741][ T8359] ? rcu_read_lock_any_held+0xcd/0xf0 [ 109.126112][ T8359] ? __kasan_check_write+0x14/0x20 [ 109.131204][ T8359] ? fput_many+0x1b/0x130 [ 109.135529][ T8359] ? fput+0xe/0x10 [ 109.139238][ T8359] ? ksys_write+0x181/0x220 [ 109.143742][ T8359] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.149191][ T8359] ? do_syscall_64+0x21/0x5f0 [ 109.153850][ T8359] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.159990][ T8359] __x64_sys_sendmmsg+0x98/0x100 [ 109.164918][ T8359] do_syscall_64+0xca/0x5f0 [ 109.170445][ T8359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.176345][ T8359] RIP: 0033:0x45a639 [ 109.180230][ T8359] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.199904][ T8359] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 109.208311][ T8359] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 109.216290][ T8359] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 109.224238][ T8359] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 109.232229][ T8359] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 109.240194][ T8359] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 109.432437][ T8365] FAULT_INJECTION: forcing a failure. [ 109.432437][ T8365] name failslab, interval 1, probability 0, space 0, times 0 [ 109.449755][ T8365] CPU: 0 PID: 8365 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 109.458374][ T8365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.468434][ T8365] Call Trace: [ 109.471734][ T8365] dump_stack+0x12d/0x187 [ 109.476074][ T8365] should_fail.cold.4+0x5/0x13 [ 109.480938][ T8365] ? fault_create_debugfs_attr+0x150/0x150 [ 109.486786][ T8365] ? ___might_sleep+0x16b/0x2b0 [ 109.491615][ T8365] __should_failslab+0xba/0xf0 [ 109.496358][ T8365] should_failslab+0x9/0x14 [ 109.500842][ T8365] kmem_cache_alloc_node_trace+0x27b/0x770 [ 109.506686][ T8365] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.512738][ T8365] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.520545][ T8365] __kmalloc_node_track_caller+0x3c/0x70 [ 109.526276][ T8365] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 109.531718][ T8365] __alloc_skb+0xd7/0x570 [ 109.536039][ T8365] ? netdev_alloc_frag+0x160/0x160 [ 109.541141][ T8365] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 109.547463][ T8365] tc_ctl_tclass+0x457/0xbf0 [ 109.553750][ T8365] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 109.559552][ T8365] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 109.564657][ T8365] rtnetlink_rcv_msg+0x34a/0x8d0 [ 109.569589][ T8365] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 109.575298][ T8365] ? netlink_deliver_tap+0x160/0xac0 [ 109.580618][ T8365] netlink_rcv_skb+0x13c/0x380 [ 109.585799][ T8365] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 109.591252][ T8365] ? netlink_ack+0x970/0x970 [ 109.595847][ T8365] ? netlink_deliver_tap+0x178/0xac0 [ 109.601288][ T8365] rtnetlink_rcv+0x10/0x20 [ 109.605701][ T8365] netlink_unicast+0x45e/0x6a0 [ 109.610474][ T8365] ? netlink_attachskb+0x740/0x740 [ 109.615564][ T8365] ? _copy_from_iter_full+0x18a/0x780 [ 109.621005][ T8365] ? __kasan_check_read+0x11/0x20 [ 109.626011][ T8365] ? __check_object_size+0x203/0x2ea [ 109.631290][ T8365] netlink_sendmsg+0x7b0/0xcb0 [ 109.636037][ T8365] ? netlink_unicast+0x6a0/0x6a0 [ 109.640957][ T8365] ? tomoyo_socket_sendmsg+0x9/0x10 [ 109.646144][ T8365] ? netlink_unicast+0x6a0/0x6a0 [ 109.651057][ T8365] sock_sendmsg+0xb5/0xf0 [ 109.655367][ T8365] ____sys_sendmsg+0x3b0/0x950 [ 109.660115][ T8365] ? copy_msghdr_from_user+0x209/0x420 [ 109.665557][ T8365] ? kernel_sendmsg+0x30/0x30 [ 109.670224][ T8365] ___sys_sendmsg+0xe4/0x160 [ 109.674796][ T8365] ? sendmsg_copy_msghdr+0x30/0x30 [ 109.679975][ T8365] ? rcu_read_lock_held+0x9c/0xb0 [ 109.686390][ T8365] ? __kasan_check_read+0x11/0x20 [ 109.691484][ T8365] ? __fget+0x2ac/0x410 [ 109.695632][ T8365] ? ksys_dup3+0x2e0/0x2e0 [ 109.700040][ T8365] ? find_held_lock+0x36/0x1d0 [ 109.704851][ T8365] ? __fget_light+0x179/0x1f0 [ 109.709513][ T8365] ? __fdget+0xe/0x10 [ 109.713498][ T8365] ? sockfd_lookup_light+0x1c/0x150 [ 109.718696][ T8365] __sys_sendmmsg+0x160/0x370 [ 109.723361][ T8365] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 109.728451][ T8365] ? vfs_write+0x25b/0x520 [ 109.732848][ T8365] ? lock_downgrade+0x900/0x900 [ 109.737690][ T8365] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.743137][ T8365] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.748605][ T8365] ? retint_kernel+0x2b/0x2b [ 109.753180][ T8365] __x64_sys_sendmmsg+0x98/0x100 [ 109.758117][ T8365] do_syscall_64+0xca/0x5f0 [ 109.762607][ T8365] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.768482][ T8365] RIP: 0033:0x45a639 [ 109.772353][ T8365] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.791938][ T8365] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 109.800338][ T8365] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 109.808308][ T8365] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 109.816302][ T8365] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 109.824267][ T8365] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 109.832233][ T8365] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 110.014214][ T8371] FAULT_INJECTION: forcing a failure. [ 110.014214][ T8371] name failslab, interval 1, probability 0, space 0, times 0 [ 110.027472][ T8371] CPU: 0 PID: 8371 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 110.036061][ T8371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.046117][ T8371] Call Trace: [ 110.049517][ T8371] dump_stack+0x12d/0x187 [ 110.053847][ T8371] should_fail.cold.4+0x5/0x13 [ 110.058621][ T8371] ? fault_create_debugfs_attr+0x150/0x150 [ 110.064421][ T8371] ? ___might_sleep+0x16b/0x2b0 [ 110.069270][ T8371] __should_failslab+0xba/0xf0 [ 110.074038][ T8371] should_failslab+0x9/0x14 [ 110.078526][ T8371] kmem_cache_alloc_node_trace+0x27b/0x770 [ 110.084319][ T8371] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.090365][ T8371] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.096190][ T8371] __kmalloc_node_track_caller+0x3c/0x70 [ 110.101812][ T8371] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 110.107296][ T8371] __alloc_skb+0xd7/0x570 [ 110.111614][ T8371] ? netdev_alloc_frag+0x160/0x160 [ 110.116733][ T8371] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 110.123128][ T8371] tc_ctl_tclass+0x457/0xbf0 [ 110.127708][ T8371] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 110.133499][ T8371] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 110.138597][ T8371] rtnetlink_rcv_msg+0x34a/0x8d0 [ 110.143514][ T8371] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 110.148960][ T8371] ? netlink_deliver_tap+0x160/0xac0 [ 110.154232][ T8371] netlink_rcv_skb+0x13c/0x380 [ 110.158977][ T8371] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 110.164417][ T8371] ? netlink_ack+0x970/0x970 [ 110.168997][ T8371] ? netlink_deliver_tap+0x178/0xac0 [ 110.174801][ T8371] rtnetlink_rcv+0x10/0x20 [ 110.179200][ T8371] netlink_unicast+0x45e/0x6a0 [ 110.183971][ T8371] ? netlink_attachskb+0x740/0x740 [ 110.189063][ T8371] ? _copy_from_iter_full+0x18a/0x780 [ 110.194419][ T8371] ? __kasan_check_read+0x11/0x20 [ 110.199420][ T8371] ? __check_object_size+0x203/0x2ea [ 110.204687][ T8371] netlink_sendmsg+0x7b0/0xcb0 [ 110.209444][ T8371] ? netlink_unicast+0x6a0/0x6a0 [ 110.214395][ T8371] ? tomoyo_socket_sendmsg+0x9/0x10 [ 110.219587][ T8371] ? netlink_unicast+0x6a0/0x6a0 [ 110.224591][ T8371] sock_sendmsg+0xb5/0xf0 [ 110.228899][ T8371] ____sys_sendmsg+0x3b0/0x950 [ 110.233635][ T8371] ? copy_msghdr_from_user+0x209/0x420 [ 110.239092][ T8371] ? kernel_sendmsg+0x30/0x30 [ 110.243763][ T8371] ___sys_sendmsg+0xe4/0x160 [ 110.248340][ T8371] ? sendmsg_copy_msghdr+0x30/0x30 [ 110.253440][ T8371] ? rcu_read_lock_held+0x9c/0xb0 [ 110.258453][ T8371] ? __kasan_check_read+0x11/0x20 [ 110.263473][ T8371] ? __fget+0x2ac/0x410 [ 110.267605][ T8371] ? ksys_dup3+0x2e0/0x2e0 [ 110.272027][ T8371] ? find_held_lock+0x36/0x1d0 [ 110.276794][ T8371] ? __fget_light+0x179/0x1f0 [ 110.282932][ T8371] ? __fdget+0xe/0x10 [ 110.286894][ T8371] ? sockfd_lookup_light+0x1c/0x150 [ 110.292071][ T8371] __sys_sendmmsg+0x160/0x370 [ 110.296752][ T8371] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 110.301754][ T8371] ? vfs_write+0x25b/0x520 [ 110.306211][ T8371] ? lock_downgrade+0x900/0x900 [ 110.311063][ T8371] ? __kasan_check_write+0x14/0x20 [ 110.316158][ T8371] ? __mutex_unlock_slowpath+0xe0/0x690 [ 110.321682][ T8371] ? rcu_read_lock_any_held+0xcd/0xf0 [ 110.327053][ T8371] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.332677][ T8371] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.338736][ T8371] ? fput+0xe/0x10 [ 110.342450][ T8371] ? __kasan_check_write+0x14/0x20 [ 110.347554][ T8371] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 110.352993][ T8371] ? do_syscall_64+0x21/0x5f0 [ 110.357675][ T8371] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.363735][ T8371] __x64_sys_sendmmsg+0x98/0x100 [ 110.368660][ T8371] do_syscall_64+0xca/0x5f0 [ 110.373167][ T8371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.379055][ T8371] RIP: 0033:0x45a639 [ 110.382981][ T8371] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.402972][ T8371] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 110.411376][ T8371] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 110.419353][ T8371] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 110.427403][ T8371] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 110.435386][ T8371] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 110.443351][ T8371] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 110.834249][ T8382] FAULT_INJECTION: forcing a failure. [ 110.834249][ T8382] name failslab, interval 1, probability 0, space 0, times 0 [ 110.848049][ T8382] CPU: 1 PID: 8382 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 110.856634][ T8382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.866676][ T8382] Call Trace: [ 110.869980][ T8382] dump_stack+0x12d/0x187 [ 110.874310][ T8382] should_fail.cold.4+0x5/0x13 [ 110.879070][ T8382] ? fault_create_debugfs_attr+0x150/0x150 [ 110.884879][ T8382] ? ___might_sleep+0x16b/0x2b0 [ 110.889745][ T8382] __should_failslab+0xba/0xf0 [ 110.894503][ T8382] should_failslab+0x9/0x14 [ 110.899187][ T8382] kmem_cache_alloc_node_trace+0x27b/0x770 [ 110.904993][ T8382] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.911125][ T8382] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.916986][ T8382] __kmalloc_node_track_caller+0x3c/0x70 [ 110.922609][ T8382] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 110.928065][ T8382] __alloc_skb+0xd7/0x570 [ 110.932407][ T8382] ? netdev_alloc_frag+0x160/0x160 [ 110.937524][ T8382] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 110.943854][ T8382] tc_ctl_tclass+0x457/0xbf0 [ 110.948460][ T8382] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 110.954343][ T8382] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 110.959435][ T8382] rtnetlink_rcv_msg+0x34a/0x8d0 [ 110.964360][ T8382] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 110.969810][ T8382] ? netlink_deliver_tap+0x160/0xac0 [ 110.975084][ T8382] netlink_rcv_skb+0x13c/0x380 [ 110.979832][ T8382] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 110.985281][ T8382] ? netlink_ack+0x970/0x970 [ 110.989857][ T8382] ? netlink_deliver_tap+0x178/0xac0 [ 110.995140][ T8382] rtnetlink_rcv+0x10/0x20 [ 110.999534][ T8382] netlink_unicast+0x45e/0x6a0 [ 111.004297][ T8382] ? netlink_attachskb+0x740/0x740 [ 111.009395][ T8382] ? _copy_from_iter_full+0x18a/0x780 [ 111.014747][ T8382] ? __kasan_check_read+0x11/0x20 [ 111.019759][ T8382] ? __check_object_size+0x203/0x2ea [ 111.025030][ T8382] netlink_sendmsg+0x7b0/0xcb0 [ 111.029788][ T8382] ? netlink_unicast+0x6a0/0x6a0 [ 111.034722][ T8382] ? tomoyo_socket_sendmsg+0x9/0x10 [ 111.039983][ T8382] ? netlink_unicast+0x6a0/0x6a0 [ 111.044903][ T8382] sock_sendmsg+0xb5/0xf0 [ 111.049230][ T8382] ____sys_sendmsg+0x3b0/0x950 [ 111.053981][ T8382] ? copy_msghdr_from_user+0x209/0x420 [ 111.059431][ T8382] ? kernel_sendmsg+0x30/0x30 [ 111.064190][ T8382] ___sys_sendmsg+0xe4/0x160 [ 111.068944][ T8382] ? sendmsg_copy_msghdr+0x30/0x30 [ 111.074042][ T8382] ? rcu_read_lock_held+0x9c/0xb0 [ 111.079054][ T8382] ? __kasan_check_read+0x11/0x20 [ 111.084073][ T8382] ? __fget+0x2ac/0x410 [ 111.089017][ T8382] ? ksys_dup3+0x2e0/0x2e0 [ 111.093426][ T8382] ? find_held_lock+0x36/0x1d0 [ 111.098171][ T8382] ? __fget_light+0x179/0x1f0 [ 111.102969][ T8382] ? __fdget+0xe/0x10 [ 111.106954][ T8382] ? sockfd_lookup_light+0x1c/0x150 [ 111.112148][ T8382] __sys_sendmmsg+0x160/0x370 [ 111.116819][ T8382] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 111.121913][ T8382] ? vfs_write+0x25b/0x520 [ 111.126342][ T8382] ? lock_downgrade+0x900/0x900 [ 111.131276][ T8382] ? __kasan_check_write+0x14/0x20 [ 111.136565][ T8382] ? __mutex_unlock_slowpath+0xe0/0x690 [ 111.142089][ T8382] ? rcu_read_lock_any_held+0xcd/0xf0 [ 111.147493][ T8382] ? __kasan_check_write+0x14/0x20 [ 111.152692][ T8382] ? fput_many+0x1b/0x130 [ 111.157007][ T8382] ? fput+0xe/0x10 [ 111.161502][ T8382] ? ksys_write+0x181/0x220 [ 111.165992][ T8382] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 111.171436][ T8382] ? do_syscall_64+0x21/0x5f0 [ 111.176186][ T8382] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.182267][ T8382] __x64_sys_sendmmsg+0x98/0x100 [ 111.187190][ T8382] do_syscall_64+0xca/0x5f0 [ 111.191700][ T8382] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.197578][ T8382] RIP: 0033:0x45a639 [ 111.201447][ T8382] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.221042][ T8382] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 111.229438][ T8382] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 111.237394][ T8382] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 111.245355][ T8382] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 111.253423][ T8382] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 111.261387][ T8382] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 111.272409][ T8383] FAULT_INJECTION: forcing a failure. [ 111.272409][ T8383] name failslab, interval 1, probability 0, space 0, times 0 [ 111.285592][ T8383] CPU: 0 PID: 8383 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 111.294175][ T8383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.304213][ T8383] Call Trace: [ 111.307497][ T8383] dump_stack+0x12d/0x187 [ 111.311827][ T8383] should_fail.cold.4+0x5/0x13 [ 111.316647][ T8383] ? fault_create_debugfs_attr+0x150/0x150 [ 111.322450][ T8383] ? ___might_sleep+0x16b/0x2b0 [ 111.327285][ T8383] __should_failslab+0xba/0xf0 [ 111.332076][ T8383] should_failslab+0x9/0x14 [ 111.336709][ T8383] kmem_cache_alloc_node_trace+0x27b/0x770 [ 111.342516][ T8383] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.348661][ T8383] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.354455][ T8383] __kmalloc_node_track_caller+0x3c/0x70 [ 111.360081][ T8383] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 111.365532][ T8383] __alloc_skb+0xd7/0x570 [ 111.369910][ T8383] ? netdev_alloc_frag+0x160/0x160 [ 111.375078][ T8383] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 111.381447][ T8383] tc_ctl_tclass+0x457/0xbf0 [ 111.386036][ T8383] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 111.391958][ T8383] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 111.397147][ T8383] rtnetlink_rcv_msg+0x34a/0x8d0 [ 111.402086][ T8383] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 111.407808][ T8383] ? netlink_deliver_tap+0x160/0xac0 [ 111.413088][ T8383] netlink_rcv_skb+0x13c/0x380 [ 111.417848][ T8383] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 111.423450][ T8383] ? netlink_ack+0x970/0x970 [ 111.428024][ T8383] ? netlink_deliver_tap+0x178/0xac0 [ 111.433295][ T8383] rtnetlink_rcv+0x10/0x20 [ 111.437714][ T8383] netlink_unicast+0x45e/0x6a0 [ 111.442483][ T8383] ? netlink_attachskb+0x740/0x740 [ 111.447593][ T8383] ? _copy_from_iter_full+0x18a/0x780 [ 111.452950][ T8383] ? __kasan_check_read+0x11/0x20 [ 111.457961][ T8383] ? __check_object_size+0x203/0x2ea [ 111.463231][ T8383] netlink_sendmsg+0x7b0/0xcb0 [ 111.467983][ T8383] ? netlink_unicast+0x6a0/0x6a0 [ 111.472925][ T8383] ? tomoyo_socket_sendmsg+0x9/0x10 [ 111.478204][ T8383] ? netlink_unicast+0x6a0/0x6a0 [ 111.483119][ T8383] sock_sendmsg+0xb5/0xf0 [ 111.487432][ T8383] ____sys_sendmsg+0x3b0/0x950 [ 111.492217][ T8383] ? copy_msghdr_from_user+0x209/0x420 [ 111.497653][ T8383] ? kernel_sendmsg+0x30/0x30 [ 111.502310][ T8383] ___sys_sendmsg+0xe4/0x160 [ 111.506887][ T8383] ? sendmsg_copy_msghdr+0x30/0x30 [ 111.511982][ T8383] ? rcu_read_lock_held+0x9c/0xb0 [ 111.516996][ T8383] ? __kasan_check_read+0x11/0x20 [ 111.522010][ T8383] ? __fget+0x2ac/0x410 [ 111.526157][ T8383] ? ksys_dup3+0x2e0/0x2e0 [ 111.530624][ T8383] ? find_held_lock+0x36/0x1d0 [ 111.535424][ T8383] ? __fget_light+0x179/0x1f0 [ 111.540234][ T8383] ? __fdget+0xe/0x10 [ 111.544286][ T8383] ? sockfd_lookup_light+0x1c/0x150 [ 111.549464][ T8383] __sys_sendmmsg+0x160/0x370 [ 111.554126][ T8383] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 111.559143][ T8383] ? vfs_write+0x25b/0x520 [ 111.563550][ T8383] ? lock_downgrade+0x900/0x900 [ 111.568389][ T8383] ? __kasan_check_write+0x14/0x20 [ 111.573489][ T8383] ? __mutex_unlock_slowpath+0xe0/0x690 [ 111.579275][ T8383] ? rcu_read_lock_any_held+0xcd/0xf0 [ 111.585334][ T8383] ? __kasan_check_write+0x14/0x20 [ 111.590484][ T8383] ? fput_many+0x1b/0x130 [ 111.594845][ T8383] ? fput+0xe/0x10 [ 111.598566][ T8383] ? ksys_write+0x181/0x220 [ 111.603051][ T8383] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 111.608492][ T8383] ? do_syscall_64+0x21/0x5f0 [ 111.613169][ T8383] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.619230][ T8383] __x64_sys_sendmmsg+0x98/0x100 [ 111.624156][ T8383] do_syscall_64+0xca/0x5f0 [ 111.628644][ T8383] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.634539][ T8383] RIP: 0033:0x45a639 [ 111.638413][ T8383] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.658022][ T8383] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 111.666428][ T8383] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 111.674561][ T8383] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 111.682957][ T8383] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 111.690906][ T8383] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 111.698858][ T8383] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 111.885346][ T8389] FAULT_INJECTION: forcing a failure. [ 111.885346][ T8389] name failslab, interval 1, probability 0, space 0, times 0 [ 111.898093][ T8389] CPU: 1 PID: 8389 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 111.906945][ T8389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.916995][ T8389] Call Trace: [ 111.920268][ T8389] dump_stack+0x12d/0x187 [ 111.924583][ T8389] should_fail.cold.4+0x5/0x13 [ 111.929331][ T8389] ? fault_create_debugfs_attr+0x150/0x150 [ 111.935131][ T8389] ? ___might_sleep+0x16b/0x2b0 [ 111.940005][ T8389] __should_failslab+0xba/0xf0 [ 111.944745][ T8389] should_failslab+0x9/0x14 [ 111.949252][ T8389] kmem_cache_alloc_node_trace+0x27b/0x770 [ 111.955070][ T8389] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.961151][ T8389] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.966943][ T8389] __kmalloc_node_track_caller+0x3c/0x70 [ 111.972652][ T8389] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 111.978238][ T8389] __alloc_skb+0xd7/0x570 [ 111.982552][ T8389] ? netdev_alloc_frag+0x160/0x160 [ 111.987645][ T8389] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 111.994044][ T8389] tc_ctl_tclass+0x457/0xbf0 [ 111.998647][ T8389] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 112.004563][ T8389] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 112.010010][ T8389] rtnetlink_rcv_msg+0x34a/0x8d0 [ 112.014948][ T8389] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 112.020390][ T8389] ? netlink_deliver_tap+0x160/0xac0 [ 112.025737][ T8389] netlink_rcv_skb+0x13c/0x380 [ 112.030482][ T8389] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 112.035947][ T8389] ? netlink_ack+0x970/0x970 [ 112.040524][ T8389] ? netlink_deliver_tap+0x178/0xac0 [ 112.045798][ T8389] rtnetlink_rcv+0x10/0x20 [ 112.050196][ T8389] netlink_unicast+0x45e/0x6a0 [ 112.054950][ T8389] ? netlink_attachskb+0x740/0x740 [ 112.060302][ T8389] ? _copy_from_iter_full+0x18a/0x780 [ 112.065661][ T8389] ? __kasan_check_read+0x11/0x20 [ 112.070661][ T8389] ? __check_object_size+0x203/0x2ea [ 112.075929][ T8389] netlink_sendmsg+0x7b0/0xcb0 [ 112.080689][ T8389] ? netlink_unicast+0x6a0/0x6a0 [ 112.085621][ T8389] ? tomoyo_socket_sendmsg+0x9/0x10 [ 112.090795][ T8389] ? netlink_unicast+0x6a0/0x6a0 [ 112.095741][ T8389] sock_sendmsg+0xb5/0xf0 [ 112.100053][ T8389] ____sys_sendmsg+0x3b0/0x950 [ 112.104806][ T8389] ? copy_msghdr_from_user+0x209/0x420 [ 112.111715][ T8389] ? kernel_sendmsg+0x30/0x30 [ 112.117328][ T8389] ___sys_sendmsg+0xe4/0x160 [ 112.121895][ T8389] ? sendmsg_copy_msghdr+0x30/0x30 [ 112.126992][ T8389] ? rcu_read_lock_held+0x9c/0xb0 [ 112.132010][ T8389] ? __kasan_check_read+0x11/0x20 [ 112.137113][ T8389] ? __fget+0x2ac/0x410 [ 112.141251][ T8389] ? ksys_dup3+0x2e0/0x2e0 [ 112.145689][ T8389] ? find_held_lock+0x36/0x1d0 [ 112.150528][ T8389] ? __fget_light+0x179/0x1f0 [ 112.155192][ T8389] ? __fdget+0xe/0x10 [ 112.159161][ T8389] ? sockfd_lookup_light+0x1c/0x150 [ 112.164337][ T8389] __sys_sendmmsg+0x160/0x370 [ 112.169007][ T8389] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 112.174139][ T8389] ? vfs_write+0x25b/0x520 [ 112.178545][ T8389] ? lock_downgrade+0x900/0x900 [ 112.183445][ T8389] ? __kasan_check_write+0x14/0x20 [ 112.188537][ T8389] ? __mutex_unlock_slowpath+0xe0/0x690 [ 112.194060][ T8389] ? rcu_read_lock_any_held+0xcd/0xf0 [ 112.199427][ T8389] ? __kasan_check_write+0x14/0x20 [ 112.204522][ T8389] ? fput_many+0x1b/0x130 [ 112.208847][ T8389] ? fput+0xe/0x10 [ 112.212544][ T8389] ? ksys_write+0x181/0x220 [ 112.217025][ T8389] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 112.222467][ T8389] ? do_syscall_64+0x21/0x5f0 [ 112.227131][ T8389] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.233226][ T8389] __x64_sys_sendmmsg+0x98/0x100 [ 112.238152][ T8389] do_syscall_64+0xca/0x5f0 [ 112.242656][ T8389] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.248535][ T8389] RIP: 0033:0x45a639 [ 112.252445][ T8389] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.272032][ T8389] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 112.280420][ T8389] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 112.288605][ T8389] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 112.296715][ T8389] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 112.304681][ T8389] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 112.312748][ T8389] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 112.514191][ T8395] FAULT_INJECTION: forcing a failure. [ 112.514191][ T8395] name failslab, interval 1, probability 0, space 0, times 0 [ 112.526956][ T8395] CPU: 0 PID: 8395 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 112.535546][ T8395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.546080][ T8395] Call Trace: [ 112.549364][ T8395] dump_stack+0x12d/0x187 [ 112.553677][ T8395] should_fail.cold.4+0x5/0x13 [ 112.558431][ T8395] ? fault_create_debugfs_attr+0x150/0x150 [ 112.564669][ T8395] ? ___might_sleep+0x16b/0x2b0 [ 112.569633][ T8395] __should_failslab+0xba/0xf0 [ 112.574401][ T8395] should_failslab+0x9/0x14 [ 112.579018][ T8395] kmem_cache_alloc_node_trace+0x27b/0x770 [ 112.584821][ T8395] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.590880][ T8395] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.596672][ T8395] __kmalloc_node_track_caller+0x3c/0x70 [ 112.602310][ T8395] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 112.608733][ T8395] __alloc_skb+0xd7/0x570 [ 112.613053][ T8395] ? netdev_alloc_frag+0x160/0x160 [ 112.618838][ T8395] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 112.625165][ T8395] tc_ctl_tclass+0x457/0xbf0 [ 112.629746][ T8395] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 112.635543][ T8395] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 112.640765][ T8395] rtnetlink_rcv_msg+0x34a/0x8d0 [ 112.650999][ T8395] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 112.656453][ T8395] ? netlink_deliver_tap+0x160/0xac0 [ 112.661723][ T8395] netlink_rcv_skb+0x13c/0x380 [ 112.666479][ T8395] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 112.671935][ T8395] ? netlink_ack+0x970/0x970 [ 112.676519][ T8395] ? netlink_deliver_tap+0x178/0xac0 [ 112.681793][ T8395] rtnetlink_rcv+0x10/0x20 [ 112.686222][ T8395] netlink_unicast+0x45e/0x6a0 [ 112.690985][ T8395] ? netlink_attachskb+0x740/0x740 [ 112.696077][ T8395] ? _copy_from_iter_full+0x18a/0x780 [ 112.701436][ T8395] ? __kasan_check_read+0x11/0x20 [ 112.706564][ T8395] ? __check_object_size+0x203/0x2ea [ 112.711842][ T8395] netlink_sendmsg+0x7b0/0xcb0 [ 112.716600][ T8395] ? netlink_unicast+0x6a0/0x6a0 [ 112.721518][ T8395] ? tomoyo_socket_sendmsg+0x9/0x10 [ 112.726707][ T8395] ? netlink_unicast+0x6a0/0x6a0 [ 112.731718][ T8395] sock_sendmsg+0xb5/0xf0 [ 112.736031][ T8395] ____sys_sendmsg+0x3b0/0x950 [ 112.740778][ T8395] ? copy_msghdr_from_user+0x209/0x420 [ 112.746264][ T8395] ? kernel_sendmsg+0x30/0x30 [ 112.750945][ T8395] ___sys_sendmsg+0xe4/0x160 [ 112.755727][ T8395] ? sendmsg_copy_msghdr+0x30/0x30 [ 112.760829][ T8395] ? rcu_read_lock_held+0x9c/0xb0 [ 112.765855][ T8395] ? __kasan_check_read+0x11/0x20 [ 112.770898][ T8395] ? __fget+0x2ac/0x410 [ 112.775049][ T8395] ? ksys_dup3+0x2e0/0x2e0 [ 112.779525][ T8395] ? find_held_lock+0x36/0x1d0 [ 112.784294][ T8395] ? __fget_light+0x179/0x1f0 [ 112.788969][ T8395] ? __fdget+0xe/0x10 [ 112.793156][ T8395] ? sockfd_lookup_light+0x1c/0x150 [ 112.798365][ T8395] __sys_sendmmsg+0x160/0x370 [ 112.803036][ T8395] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 112.808055][ T8395] ? vfs_write+0x25b/0x520 [ 112.812467][ T8395] ? lock_downgrade+0x900/0x900 [ 112.817299][ T8395] ? __kasan_check_write+0x14/0x20 [ 112.822409][ T8395] ? __mutex_unlock_slowpath+0xe0/0x690 [ 112.827938][ T8395] ? rcu_read_lock_any_held+0xcd/0xf0 [ 112.833315][ T8395] ? __kasan_check_write+0x14/0x20 [ 112.838675][ T8395] ? fput_many+0x1b/0x130 [ 112.842993][ T8395] ? fput+0xe/0x10 [ 112.846709][ T8395] ? ksys_write+0x181/0x220 [ 112.851384][ T8395] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 112.856821][ T8395] ? do_syscall_64+0x21/0x5f0 [ 112.861487][ T8395] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.867553][ T8395] __x64_sys_sendmmsg+0x98/0x100 [ 112.872750][ T8395] do_syscall_64+0xca/0x5f0 [ 112.877249][ T8395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.883241][ T8395] RIP: 0033:0x45a639 [ 112.887229][ T8395] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.906839][ T8395] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 2020/01/13 17:03:54 executed programs: 74 [ 112.915371][ T8395] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 112.923337][ T8395] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 112.931309][ T8395] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 112.939289][ T8395] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 112.947514][ T8395] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 113.864461][ T8424] FAULT_INJECTION: forcing a failure. [ 113.864461][ T8424] name failslab, interval 1, probability 0, space 0, times 0 [ 113.877204][ T8424] CPU: 0 PID: 8424 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 113.885786][ T8424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.895839][ T8424] Call Trace: [ 113.899124][ T8424] dump_stack+0x12d/0x187 [ 113.903448][ T8424] should_fail.cold.4+0x5/0x13 [ 113.908197][ T8424] ? fault_create_debugfs_attr+0x150/0x150 [ 113.913999][ T8424] ? ___might_sleep+0x16b/0x2b0 [ 113.919018][ T8424] __should_failslab+0xba/0xf0 [ 113.923781][ T8424] should_failslab+0x9/0x14 [ 113.928290][ T8424] kmem_cache_alloc_node_trace+0x27b/0x770 [ 113.935056][ T8424] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.941122][ T8424] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.947000][ T8424] __kmalloc_node_track_caller+0x3c/0x70 [ 113.952613][ T8424] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 113.958059][ T8424] __alloc_skb+0xd7/0x570 [ 113.962378][ T8424] ? netdev_alloc_frag+0x160/0x160 [ 113.967749][ T8424] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 113.974126][ T8424] tc_ctl_tclass+0x457/0xbf0 [ 113.978794][ T8424] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 113.984686][ T8424] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 113.989807][ T8424] rtnetlink_rcv_msg+0x34a/0x8d0 [ 113.996378][ T8424] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 114.001827][ T8424] ? netlink_deliver_tap+0x160/0xac0 [ 114.007111][ T8424] netlink_rcv_skb+0x13c/0x380 [ 114.011859][ T8424] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 114.017675][ T8424] ? netlink_ack+0x970/0x970 [ 114.022252][ T8424] ? netlink_deliver_tap+0x178/0xac0 [ 114.027518][ T8424] rtnetlink_rcv+0x10/0x20 [ 114.031917][ T8424] netlink_unicast+0x45e/0x6a0 [ 114.036859][ T8424] ? netlink_attachskb+0x740/0x740 [ 114.041964][ T8424] ? _copy_from_iter_full+0x18a/0x780 [ 114.047338][ T8424] ? __kasan_check_read+0x11/0x20 [ 114.052365][ T8424] ? __check_object_size+0x203/0x2ea [ 114.057652][ T8424] netlink_sendmsg+0x7b0/0xcb0 [ 114.062406][ T8424] ? netlink_unicast+0x6a0/0x6a0 [ 114.067680][ T8424] ? tomoyo_socket_sendmsg+0x9/0x10 [ 114.072873][ T8424] ? netlink_unicast+0x6a0/0x6a0 [ 114.077795][ T8424] sock_sendmsg+0xb5/0xf0 [ 114.082125][ T8424] ____sys_sendmsg+0x3b0/0x950 [ 114.086866][ T8424] ? copy_msghdr_from_user+0x209/0x420 [ 114.092314][ T8424] ? kernel_sendmsg+0x30/0x30 [ 114.096981][ T8424] ___sys_sendmsg+0xe4/0x160 [ 114.101565][ T8424] ? sendmsg_copy_msghdr+0x30/0x30 [ 114.106693][ T8424] ? rcu_read_lock_held+0x9c/0xb0 [ 114.111719][ T8424] ? __kasan_check_read+0x11/0x20 [ 114.116775][ T8424] ? __fget+0x2ac/0x410 [ 114.120929][ T8424] ? ksys_dup3+0x2e0/0x2e0 [ 114.125417][ T8424] ? find_held_lock+0x36/0x1d0 [ 114.130177][ T8424] ? __fget_light+0x179/0x1f0 [ 114.134847][ T8424] ? __fdget+0xe/0x10 [ 114.138812][ T8424] ? sockfd_lookup_light+0x1c/0x150 [ 114.144344][ T8424] __sys_sendmmsg+0x160/0x370 [ 114.149002][ T8424] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 114.154002][ T8424] ? vfs_write+0x25b/0x520 [ 114.158395][ T8424] ? lock_downgrade+0x900/0x900 [ 114.163235][ T8424] ? __kasan_check_write+0x14/0x20 [ 114.168329][ T8424] ? __mutex_unlock_slowpath+0xe0/0x690 [ 114.173859][ T8424] ? rcu_read_lock_any_held+0xcd/0xf0 [ 114.179228][ T8424] ? __kasan_check_write+0x14/0x20 [ 114.184321][ T8424] ? fput_many+0x1b/0x130 [ 114.188639][ T8424] ? fput+0xe/0x10 [ 114.192336][ T8424] ? ksys_write+0x181/0x220 [ 114.196828][ T8424] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 114.202261][ T8424] ? do_syscall_64+0x21/0x5f0 [ 114.206919][ T8424] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.213032][ T8424] __x64_sys_sendmmsg+0x98/0x100 [ 114.217964][ T8424] do_syscall_64+0xca/0x5f0 [ 114.222455][ T8424] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.228328][ T8424] RIP: 0033:0x45a639 [ 114.232206][ T8424] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.251964][ T8424] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 114.260623][ T8424] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 114.268576][ T8424] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 114.276538][ T8424] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 114.284509][ T8424] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 114.292549][ T8424] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 114.302070][ T8425] FAULT_INJECTION: forcing a failure. [ 114.302070][ T8425] name failslab, interval 1, probability 0, space 0, times 0 [ 114.334098][ T8425] CPU: 1 PID: 8425 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 114.342715][ T8425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.352787][ T8425] Call Trace: [ 114.356255][ T8425] dump_stack+0x12d/0x187 [ 114.360637][ T8425] should_fail.cold.4+0x5/0x13 [ 114.365410][ T8425] ? fault_create_debugfs_attr+0x150/0x150 [ 114.371428][ T8425] ? ___might_sleep+0x16b/0x2b0 [ 114.376288][ T8425] __should_failslab+0xba/0xf0 [ 114.381042][ T8425] should_failslab+0x9/0x14 [ 114.385530][ T8425] kmem_cache_alloc_node_trace+0x27b/0x770 [ 114.391320][ T8425] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.397373][ T8425] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.403175][ T8425] __kmalloc_node_track_caller+0x3c/0x70 [ 114.408822][ T8425] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 114.414449][ T8425] __alloc_skb+0xd7/0x570 [ 114.418825][ T8425] ? netdev_alloc_frag+0x160/0x160 [ 114.423931][ T8425] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 114.430363][ T8425] tc_ctl_tclass+0x457/0xbf0 [ 114.434941][ T8425] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 114.440742][ T8425] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 114.445852][ T8425] rtnetlink_rcv_msg+0x34a/0x8d0 [ 114.450863][ T8425] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 114.456301][ T8425] ? netlink_deliver_tap+0x160/0xac0 [ 114.461581][ T8425] netlink_rcv_skb+0x13c/0x380 [ 114.466344][ T8425] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 114.471788][ T8425] ? netlink_ack+0x970/0x970 [ 114.476364][ T8425] ? netlink_deliver_tap+0x178/0xac0 [ 114.481643][ T8425] rtnetlink_rcv+0x10/0x20 [ 114.486037][ T8425] netlink_unicast+0x45e/0x6a0 [ 114.490779][ T8425] ? netlink_attachskb+0x740/0x740 [ 114.495865][ T8425] ? _copy_from_iter_full+0x18a/0x780 [ 114.501227][ T8425] ? __kasan_check_read+0x11/0x20 [ 114.506234][ T8425] ? __check_object_size+0x203/0x2ea [ 114.511506][ T8425] netlink_sendmsg+0x7b0/0xcb0 [ 114.516256][ T8425] ? netlink_unicast+0x6a0/0x6a0 [ 114.521203][ T8425] ? tomoyo_socket_sendmsg+0x9/0x10 [ 114.526386][ T8425] ? netlink_unicast+0x6a0/0x6a0 [ 114.531313][ T8425] sock_sendmsg+0xb5/0xf0 [ 114.535714][ T8425] ____sys_sendmsg+0x3b0/0x950 [ 114.540456][ T8425] ? copy_msghdr_from_user+0x209/0x420 [ 114.545925][ T8425] ? kernel_sendmsg+0x30/0x30 [ 114.550601][ T8425] ___sys_sendmsg+0xe4/0x160 [ 114.555178][ T8425] ? sendmsg_copy_msghdr+0x30/0x30 [ 114.560291][ T8425] ? rcu_read_lock_held+0x9c/0xb0 [ 114.565297][ T8425] ? __kasan_check_read+0x11/0x20 [ 114.570309][ T8425] ? __fget+0x2ac/0x410 [ 114.574551][ T8425] ? ksys_dup3+0x2e0/0x2e0 [ 114.578956][ T8425] ? find_held_lock+0x36/0x1d0 [ 114.583707][ T8425] ? __fget_light+0x179/0x1f0 [ 114.588387][ T8425] ? __fdget+0xe/0x10 [ 114.592351][ T8425] ? sockfd_lookup_light+0x1c/0x150 [ 114.597529][ T8425] __sys_sendmmsg+0x160/0x370 [ 114.602201][ T8425] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 114.607211][ T8425] ? vfs_write+0x25b/0x520 [ 114.611608][ T8425] ? lock_downgrade+0x900/0x900 [ 114.616443][ T8425] ? __kasan_check_write+0x14/0x20 [ 114.621530][ T8425] ? __mutex_unlock_slowpath+0xe0/0x690 [ 114.627052][ T8425] ? rcu_read_lock_any_held+0xcd/0xf0 [ 114.632414][ T8425] ? __kasan_check_write+0x14/0x20 [ 114.637517][ T8425] ? fput_many+0x1b/0x130 [ 114.641826][ T8425] ? fput+0xe/0x10 [ 114.645532][ T8425] ? ksys_write+0x181/0x220 [ 114.650030][ T8425] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 114.655477][ T8425] ? do_syscall_64+0x21/0x5f0 [ 114.660160][ T8425] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.666222][ T8425] __x64_sys_sendmmsg+0x98/0x100 [ 114.671141][ T8425] do_syscall_64+0xca/0x5f0 [ 114.675808][ T8425] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.681690][ T8425] RIP: 0033:0x45a639 [ 114.685582][ T8425] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.705298][ T8425] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 114.713840][ T8425] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 114.721917][ T8425] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 114.729881][ T8425] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 114.738356][ T8425] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 114.746314][ T8425] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 114.757810][ T8426] FAULT_INJECTION: forcing a failure. [ 114.757810][ T8426] name failslab, interval 1, probability 0, space 0, times 0 [ 114.772204][ T8426] CPU: 1 PID: 8426 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 114.780804][ T8426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.790846][ T8426] Call Trace: [ 114.794279][ T8426] dump_stack+0x12d/0x187 [ 114.798712][ T8426] should_fail.cold.4+0x5/0x13 [ 114.803668][ T8426] ? fault_create_debugfs_attr+0x150/0x150 [ 114.809479][ T8426] ? ___might_sleep+0x16b/0x2b0 [ 114.814443][ T8426] __should_failslab+0xba/0xf0 [ 114.819212][ T8426] should_failslab+0x9/0x14 [ 114.823707][ T8426] kmem_cache_alloc_node_trace+0x27b/0x770 [ 114.829494][ T8426] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.835547][ T8426] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.841344][ T8426] __kmalloc_node_track_caller+0x3c/0x70 [ 114.847058][ T8426] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 114.852503][ T8426] __alloc_skb+0xd7/0x570 [ 114.856816][ T8426] ? netdev_alloc_frag+0x160/0x160 [ 114.861925][ T8426] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 114.868230][ T8426] tc_ctl_tclass+0x457/0xbf0 [ 114.872795][ T8426] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 114.878724][ T8426] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 114.883842][ T8426] rtnetlink_rcv_msg+0x34a/0x8d0 [ 114.888773][ T8426] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 114.894226][ T8426] ? netlink_deliver_tap+0x160/0xac0 [ 114.899515][ T8426] netlink_rcv_skb+0x13c/0x380 [ 114.904879][ T8426] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 114.910322][ T8426] ? netlink_ack+0x970/0x970 [ 114.914898][ T8426] ? netlink_deliver_tap+0x178/0xac0 [ 114.920183][ T8426] rtnetlink_rcv+0x10/0x20 [ 114.924671][ T8426] netlink_unicast+0x45e/0x6a0 [ 114.929423][ T8426] ? netlink_attachskb+0x740/0x740 [ 114.934515][ T8426] ? _copy_from_iter_full+0x18a/0x780 [ 114.939895][ T8426] ? __kasan_check_read+0x11/0x20 [ 114.944913][ T8426] ? __check_object_size+0x203/0x2ea [ 114.950187][ T8426] netlink_sendmsg+0x7b0/0xcb0 [ 114.955384][ T8426] ? netlink_unicast+0x6a0/0x6a0 [ 114.960601][ T8426] ? tomoyo_socket_sendmsg+0x9/0x10 [ 114.965799][ T8426] ? netlink_unicast+0x6a0/0x6a0 [ 114.970735][ T8426] sock_sendmsg+0xb5/0xf0 [ 114.975059][ T8426] ____sys_sendmsg+0x3b0/0x950 [ 114.979924][ T8426] ? copy_msghdr_from_user+0x209/0x420 [ 114.985377][ T8426] ? kernel_sendmsg+0x30/0x30 [ 114.990107][ T8426] ___sys_sendmsg+0xe4/0x160 [ 114.994709][ T8426] ? sendmsg_copy_msghdr+0x30/0x30 [ 114.999815][ T8426] ? rcu_read_lock_held+0x9c/0xb0 [ 115.004846][ T8426] ? __kasan_check_read+0x11/0x20 [ 115.009907][ T8426] ? __fget+0x2ac/0x410 [ 115.014054][ T8426] ? ksys_dup3+0x2e0/0x2e0 [ 115.018465][ T8426] ? find_held_lock+0x36/0x1d0 [ 115.023210][ T8426] ? __fget_light+0x179/0x1f0 [ 115.027968][ T8426] ? __fdget+0xe/0x10 [ 115.031929][ T8426] ? sockfd_lookup_light+0x1c/0x150 [ 115.037115][ T8426] __sys_sendmmsg+0x160/0x370 [ 115.041828][ T8426] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 115.046896][ T8426] ? vfs_write+0x25b/0x520 [ 115.051304][ T8426] ? lock_downgrade+0x900/0x900 [ 115.056146][ T8426] ? __kasan_check_write+0x14/0x20 [ 115.061263][ T8426] ? __mutex_unlock_slowpath+0xe0/0x690 [ 115.066810][ T8426] ? rcu_read_lock_any_held+0xcd/0xf0 [ 115.072194][ T8426] ? __kasan_check_write+0x14/0x20 [ 115.077287][ T8426] ? fput_many+0x1b/0x130 [ 115.081600][ T8426] ? fput+0xe/0x10 [ 115.085328][ T8426] ? ksys_write+0x181/0x220 [ 115.089832][ T8426] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 115.095293][ T8426] ? do_syscall_64+0x21/0x5f0 [ 115.099961][ T8426] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.106031][ T8426] __x64_sys_sendmmsg+0x98/0x100 [ 115.110984][ T8426] do_syscall_64+0xca/0x5f0 [ 115.115490][ T8426] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.121374][ T8426] RIP: 0033:0x45a639 [ 115.125380][ T8426] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.145077][ T8426] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 115.153497][ T8426] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 115.161463][ T8426] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 115.169423][ T8426] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 115.177383][ T8426] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 115.185356][ T8426] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 115.197238][ T8427] FAULT_INJECTION: forcing a failure. [ 115.197238][ T8427] name failslab, interval 1, probability 0, space 0, times 0 [ 115.210193][ T8427] CPU: 1 PID: 8427 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 115.218874][ T8427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.229265][ T8427] Call Trace: [ 115.232635][ T8427] dump_stack+0x12d/0x187 [ 115.236966][ T8427] should_fail.cold.4+0x5/0x13 [ 115.241712][ T8427] ? fault_create_debugfs_attr+0x150/0x150 [ 115.247519][ T8427] ? ___might_sleep+0x16b/0x2b0 [ 115.252487][ T8427] __should_failslab+0xba/0xf0 [ 115.257244][ T8427] should_failslab+0x9/0x14 [ 115.261861][ T8427] kmem_cache_alloc_node_trace+0x27b/0x770 [ 115.267663][ T8427] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.273721][ T8427] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.279776][ T8427] __kmalloc_node_track_caller+0x3c/0x70 [ 115.285930][ T8427] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 115.291404][ T8427] __alloc_skb+0xd7/0x570 [ 115.296870][ T8427] ? netdev_alloc_frag+0x160/0x160 [ 115.301984][ T8427] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 115.308305][ T8427] tc_ctl_tclass+0x457/0xbf0 [ 115.312878][ T8427] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 115.318689][ T8427] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 115.323845][ T8427] rtnetlink_rcv_msg+0x34a/0x8d0 [ 115.328789][ T8427] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 115.334256][ T8427] ? netlink_deliver_tap+0x160/0xac0 [ 115.339533][ T8427] netlink_rcv_skb+0x13c/0x380 [ 115.344562][ T8427] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 115.350123][ T8427] ? netlink_ack+0x970/0x970 [ 115.354834][ T8427] ? netlink_deliver_tap+0x178/0xac0 [ 115.360133][ T8427] rtnetlink_rcv+0x10/0x20 [ 115.364555][ T8427] netlink_unicast+0x45e/0x6a0 [ 115.369309][ T8427] ? netlink_attachskb+0x740/0x740 [ 115.374405][ T8427] ? _copy_from_iter_full+0x18a/0x780 [ 115.379773][ T8427] ? __kasan_check_read+0x11/0x20 [ 115.384787][ T8427] ? __check_object_size+0x203/0x2ea [ 115.390072][ T8427] netlink_sendmsg+0x7b0/0xcb0 [ 115.394842][ T8427] ? netlink_unicast+0x6a0/0x6a0 [ 115.399777][ T8427] ? tomoyo_socket_sendmsg+0x9/0x10 [ 115.404974][ T8427] ? netlink_unicast+0x6a0/0x6a0 [ 115.410034][ T8427] sock_sendmsg+0xb5/0xf0 [ 115.414365][ T8427] ____sys_sendmsg+0x3b0/0x950 [ 115.419141][ T8427] ? copy_msghdr_from_user+0x209/0x420 [ 115.424615][ T8427] ? kernel_sendmsg+0x30/0x30 [ 115.429302][ T8427] ___sys_sendmsg+0xe4/0x160 [ 115.433882][ T8427] ? sendmsg_copy_msghdr+0x30/0x30 [ 115.439015][ T8427] ? rcu_read_lock_held+0x9c/0xb0 [ 115.444042][ T8427] ? __kasan_check_read+0x11/0x20 [ 115.449077][ T8427] ? __fget+0x2ac/0x410 [ 115.453239][ T8427] ? ksys_dup3+0x2e0/0x2e0 [ 115.457655][ T8427] ? find_held_lock+0x36/0x1d0 [ 115.462414][ T8427] ? __fget_light+0x179/0x1f0 [ 115.467094][ T8427] ? __fdget+0xe/0x10 [ 115.471078][ T8427] ? sockfd_lookup_light+0x1c/0x150 [ 115.476292][ T8427] __sys_sendmmsg+0x160/0x370 [ 115.480999][ T8427] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 115.486027][ T8427] ? vfs_write+0x25b/0x520 [ 115.490559][ T8427] ? lock_downgrade+0x900/0x900 [ 115.495407][ T8427] ? __kasan_check_write+0x14/0x20 [ 115.500510][ T8427] ? __mutex_unlock_slowpath+0xe0/0x690 [ 115.506045][ T8427] ? rcu_read_lock_any_held+0xcd/0xf0 [ 115.511515][ T8427] ? __kasan_check_write+0x14/0x20 [ 115.516610][ T8427] ? fput_many+0x1b/0x130 [ 115.520920][ T8427] ? fput+0xe/0x10 [ 115.524627][ T8427] ? ksys_write+0x181/0x220 [ 115.529360][ T8427] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 115.534860][ T8427] ? do_syscall_64+0x21/0x5f0 [ 115.539539][ T8427] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.545596][ T8427] __x64_sys_sendmmsg+0x98/0x100 [ 115.550649][ T8427] do_syscall_64+0xca/0x5f0 [ 115.555160][ T8427] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.561081][ T8427] RIP: 0033:0x45a639 [ 115.564973][ T8427] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.584592][ T8427] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 115.592996][ T8427] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 115.600965][ T8427] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 115.608925][ T8427] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 115.616891][ T8427] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 115.624858][ T8427] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 115.635374][ T8428] FAULT_INJECTION: forcing a failure. [ 115.635374][ T8428] name failslab, interval 1, probability 0, space 0, times 0 [ 115.648207][ T8428] CPU: 1 PID: 8428 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 115.656803][ T8428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.666952][ T8428] Call Trace: [ 115.670246][ T8428] dump_stack+0x12d/0x187 [ 115.674577][ T8428] should_fail.cold.4+0x5/0x13 [ 115.679347][ T8428] ? fault_create_debugfs_attr+0x150/0x150 [ 115.685158][ T8428] ? ___might_sleep+0x16b/0x2b0 [ 115.690026][ T8428] __should_failslab+0xba/0xf0 [ 115.694791][ T8428] should_failslab+0x9/0x14 [ 115.699296][ T8428] kmem_cache_alloc_node_trace+0x27b/0x770 [ 115.705175][ T8428] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.711236][ T8428] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.717229][ T8428] __kmalloc_node_track_caller+0x3c/0x70 [ 115.722874][ T8428] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 115.728335][ T8428] __alloc_skb+0xd7/0x570 [ 115.732657][ T8428] ? netdev_alloc_frag+0x160/0x160 [ 115.737792][ T8428] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 115.744145][ T8428] tc_ctl_tclass+0x457/0xbf0 [ 115.748742][ T8428] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 115.754576][ T8428] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 115.760311][ T8428] rtnetlink_rcv_msg+0x34a/0x8d0 [ 115.765319][ T8428] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 115.770777][ T8428] ? netlink_deliver_tap+0x160/0xac0 [ 115.776295][ T8428] netlink_rcv_skb+0x13c/0x380 [ 115.781061][ T8428] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 115.786521][ T8428] ? netlink_ack+0x970/0x970 [ 115.791152][ T8428] ? netlink_deliver_tap+0x178/0xac0 [ 115.796477][ T8428] rtnetlink_rcv+0x10/0x20 [ 115.800901][ T8428] netlink_unicast+0x45e/0x6a0 [ 115.805676][ T8428] ? netlink_attachskb+0x740/0x740 [ 115.810790][ T8428] ? _copy_from_iter_full+0x18a/0x780 [ 115.816156][ T8428] ? __kasan_check_read+0x11/0x20 [ 115.821842][ T8428] ? __check_object_size+0x203/0x2ea [ 115.827133][ T8428] netlink_sendmsg+0x7b0/0xcb0 [ 115.832798][ T8428] ? netlink_unicast+0x6a0/0x6a0 [ 115.837726][ T8428] ? tomoyo_socket_sendmsg+0x9/0x10 [ 115.842926][ T8428] ? netlink_unicast+0x6a0/0x6a0 [ 115.848300][ T8428] sock_sendmsg+0xb5/0xf0 [ 115.852663][ T8428] ____sys_sendmsg+0x3b0/0x950 [ 115.857531][ T8428] ? copy_msghdr_from_user+0x209/0x420 [ 115.863281][ T8428] ? kernel_sendmsg+0x30/0x30 [ 115.867957][ T8428] ___sys_sendmsg+0xe4/0x160 [ 115.872543][ T8428] ? sendmsg_copy_msghdr+0x30/0x30 [ 115.877642][ T8428] ? rcu_read_lock_held+0x9c/0xb0 [ 115.882691][ T8428] ? __kasan_check_read+0x11/0x20 [ 115.887709][ T8428] ? __fget+0x2ac/0x410 [ 115.891864][ T8428] ? ksys_dup3+0x2e0/0x2e0 [ 115.896270][ T8428] ? find_held_lock+0x36/0x1d0 [ 115.901018][ T8428] ? __fget_light+0x179/0x1f0 [ 115.905679][ T8428] ? __fdget+0xe/0x10 [ 115.909654][ T8428] ? sockfd_lookup_light+0x1c/0x150 [ 115.914850][ T8428] __sys_sendmmsg+0x160/0x370 [ 115.919608][ T8428] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 115.924665][ T8428] ? vfs_write+0x25b/0x520 [ 115.929074][ T8428] ? lock_downgrade+0x900/0x900 [ 115.933927][ T8428] ? __kasan_check_write+0x14/0x20 [ 115.939035][ T8428] ? __mutex_unlock_slowpath+0xe0/0x690 [ 115.944574][ T8428] ? rcu_read_lock_any_held+0xcd/0xf0 [ 115.949982][ T8428] ? __kasan_check_write+0x14/0x20 [ 115.955510][ T8428] ? fput_many+0x1b/0x130 [ 115.959919][ T8428] ? fput+0xe/0x10 [ 115.963622][ T8428] ? ksys_write+0x181/0x220 [ 115.968113][ T8428] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 115.973841][ T8428] ? do_syscall_64+0x21/0x5f0 [ 115.978518][ T8428] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.984577][ T8428] __x64_sys_sendmmsg+0x98/0x100 [ 115.989512][ T8428] do_syscall_64+0xca/0x5f0 [ 115.994004][ T8428] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.999883][ T8428] RIP: 0033:0x45a639 [ 116.003769][ T8428] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.023666][ T8428] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 116.032068][ T8428] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 116.040437][ T8428] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 116.048476][ T8428] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 116.056629][ T8428] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 116.064982][ T8428] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 116.224321][ T8434] FAULT_INJECTION: forcing a failure. [ 116.224321][ T8434] name failslab, interval 1, probability 0, space 0, times 0 [ 116.237254][ T8434] CPU: 0 PID: 8434 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 116.246020][ T8434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.256266][ T8434] Call Trace: [ 116.259591][ T8434] dump_stack+0x12d/0x187 [ 116.263939][ T8434] should_fail.cold.4+0x5/0x13 [ 116.268714][ T8434] ? fault_create_debugfs_attr+0x150/0x150 [ 116.274594][ T8434] ? ___might_sleep+0x16b/0x2b0 [ 116.279472][ T8434] __should_failslab+0xba/0xf0 [ 116.285192][ T8434] should_failslab+0x9/0x14 [ 116.293698][ T8434] kmem_cache_alloc_node+0x266/0x760 [ 116.298978][ T8434] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 116.304269][ T8434] ? __local_bh_enable_ip+0x160/0x260 [ 116.310083][ T8434] ? qfq_change_class+0x538/0x16c4 [ 116.315188][ T8434] ? trace_hardirqs_on+0x28/0x1a0 [ 116.320216][ T8434] __alloc_skb+0xa7/0x570 [ 116.326228][ T8434] ? netdev_alloc_frag+0x160/0x160 [ 116.331336][ T8434] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 116.337695][ T8434] tc_ctl_tclass+0x457/0xbf0 [ 116.342321][ T8434] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 116.348140][ T8434] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 116.353245][ T8434] rtnetlink_rcv_msg+0x34a/0x8d0 [ 116.358197][ T8434] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 116.363656][ T8434] ? netlink_deliver_tap+0x160/0xac0 [ 116.369045][ T8434] netlink_rcv_skb+0x13c/0x380 [ 116.373825][ T8434] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 116.379478][ T8434] ? netlink_ack+0x970/0x970 [ 116.384065][ T8434] ? netlink_deliver_tap+0x178/0xac0 [ 116.389351][ T8434] rtnetlink_rcv+0x10/0x20 [ 116.393773][ T8434] netlink_unicast+0x45e/0x6a0 [ 116.398545][ T8434] ? netlink_attachskb+0x740/0x740 [ 116.403649][ T8434] ? _copy_from_iter_full+0x18a/0x780 [ 116.409010][ T8434] ? __kasan_check_read+0x11/0x20 [ 116.414025][ T8434] ? __check_object_size+0x203/0x2ea [ 116.419317][ T8434] netlink_sendmsg+0x7b0/0xcb0 [ 116.424090][ T8434] ? netlink_unicast+0x6a0/0x6a0 [ 116.429027][ T8434] ? tomoyo_socket_sendmsg+0x9/0x10 [ 116.434219][ T8434] ? netlink_unicast+0x6a0/0x6a0 [ 116.439148][ T8434] sock_sendmsg+0xb5/0xf0 [ 116.443462][ T8434] ____sys_sendmsg+0x3b0/0x950 [ 116.448232][ T8434] ? copy_msghdr_from_user+0x209/0x420 [ 116.453711][ T8434] ? kernel_sendmsg+0x30/0x30 [ 116.458435][ T8434] ___sys_sendmsg+0xe4/0x160 [ 116.463040][ T8434] ? sendmsg_copy_msghdr+0x30/0x30 [ 116.468155][ T8434] ? rcu_read_lock_held+0x9c/0xb0 [ 116.473181][ T8434] ? __kasan_check_read+0x11/0x20 [ 116.478222][ T8434] ? __fget+0x2ac/0x410 [ 116.482468][ T8434] ? ksys_dup3+0x2e0/0x2e0 [ 116.486875][ T8434] ? find_held_lock+0x36/0x1d0 [ 116.491633][ T8434] ? __fget_light+0x179/0x1f0 [ 116.497524][ T8434] ? __fdget+0xe/0x10 [ 116.501520][ T8434] ? sockfd_lookup_light+0x1c/0x150 [ 116.506789][ T8434] __sys_sendmmsg+0x160/0x370 [ 116.511460][ T8434] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 116.516682][ T8434] ? vfs_write+0x25b/0x520 [ 116.521111][ T8434] ? lock_downgrade+0x900/0x900 [ 116.525974][ T8434] ? __kasan_check_write+0x14/0x20 [ 116.531071][ T8434] ? __mutex_unlock_slowpath+0xe0/0x690 [ 116.536610][ T8434] ? rcu_read_lock_any_held+0xcd/0xf0 [ 116.542001][ T8434] ? __kasan_check_write+0x14/0x20 [ 116.547125][ T8434] ? fput_many+0x1b/0x130 [ 116.551457][ T8434] ? fput+0xe/0x10 [ 116.555179][ T8434] ? ksys_write+0x181/0x220 [ 116.559696][ T8434] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 116.565203][ T8434] ? do_syscall_64+0x21/0x5f0 [ 116.570114][ T8434] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.576204][ T8434] __x64_sys_sendmmsg+0x98/0x100 [ 116.581151][ T8434] do_syscall_64+0xca/0x5f0 [ 116.585659][ T8434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.591557][ T8434] RIP: 0033:0x45a639 [ 116.595450][ T8434] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.615170][ T8434] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 116.623708][ T8434] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 116.631856][ T8434] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 116.639925][ T8434] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 116.648176][ T8434] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 116.656151][ T8434] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 116.875583][ T8440] FAULT_INJECTION: forcing a failure. [ 116.875583][ T8440] name failslab, interval 1, probability 0, space 0, times 0 [ 116.889672][ T8440] CPU: 1 PID: 8440 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 116.898257][ T8440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.908308][ T8440] Call Trace: [ 116.911605][ T8440] dump_stack+0x12d/0x187 [ 116.915941][ T8440] should_fail.cold.4+0x5/0x13 [ 116.920849][ T8440] ? fault_create_debugfs_attr+0x150/0x150 [ 116.926664][ T8440] ? ___might_sleep+0x16b/0x2b0 [ 116.931513][ T8440] __should_failslab+0xba/0xf0 [ 116.936404][ T8440] should_failslab+0x9/0x14 [ 116.940895][ T8440] kmem_cache_alloc_node+0x266/0x760 [ 116.946175][ T8440] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 116.951567][ T8440] ? __local_bh_enable_ip+0x160/0x260 [ 116.956937][ T8440] ? qfq_change_class+0x538/0x16c4 [ 116.962035][ T8440] ? trace_hardirqs_on+0x28/0x1a0 [ 116.967058][ T8440] __alloc_skb+0xa7/0x570 [ 116.971391][ T8440] ? netdev_alloc_frag+0x160/0x160 [ 116.976513][ T8440] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 116.983710][ T8440] tc_ctl_tclass+0x457/0xbf0 [ 116.988302][ T8440] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 116.994112][ T8440] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 116.999238][ T8440] rtnetlink_rcv_msg+0x34a/0x8d0 [ 117.004171][ T8440] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 117.010236][ T8440] ? netlink_deliver_tap+0x160/0xac0 [ 117.015540][ T8440] netlink_rcv_skb+0x13c/0x380 [ 117.020286][ T8440] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 117.025821][ T8440] ? netlink_ack+0x970/0x970 [ 117.030404][ T8440] ? netlink_deliver_tap+0x178/0xac0 [ 117.035699][ T8440] rtnetlink_rcv+0x10/0x20 [ 117.043309][ T8440] netlink_unicast+0x45e/0x6a0 [ 117.048098][ T8440] ? netlink_attachskb+0x740/0x740 [ 117.053198][ T8440] ? _copy_from_iter_full+0x18a/0x780 [ 117.058581][ T8440] ? __kasan_check_read+0x11/0x20 [ 117.063598][ T8440] ? __check_object_size+0x203/0x2ea [ 117.068870][ T8440] netlink_sendmsg+0x7b0/0xcb0 [ 117.073631][ T8440] ? netlink_unicast+0x6a0/0x6a0 [ 117.078850][ T8440] ? tomoyo_socket_sendmsg+0x9/0x10 [ 117.084054][ T8440] ? netlink_unicast+0x6a0/0x6a0 [ 117.089003][ T8440] sock_sendmsg+0xb5/0xf0 [ 117.093354][ T8440] ____sys_sendmsg+0x3b0/0x950 [ 117.098132][ T8440] ? copy_msghdr_from_user+0x209/0x420 [ 117.103591][ T8440] ? kernel_sendmsg+0x30/0x30 [ 117.108293][ T8440] ___sys_sendmsg+0xe4/0x160 [ 117.112883][ T8440] ? sendmsg_copy_msghdr+0x30/0x30 [ 117.117976][ T8440] ? rcu_read_lock_held+0x9c/0xb0 [ 117.123099][ T8440] ? __kasan_check_read+0x11/0x20 [ 117.128117][ T8440] ? __fget+0x2ac/0x410 [ 117.133652][ T8440] ? ksys_dup3+0x2e0/0x2e0 [ 117.138582][ T8440] ? find_held_lock+0x36/0x1d0 [ 117.143384][ T8440] ? __fget_light+0x179/0x1f0 [ 117.148072][ T8440] ? __fdget+0xe/0x10 [ 117.152054][ T8440] ? sockfd_lookup_light+0x1c/0x150 [ 117.157245][ T8440] __sys_sendmmsg+0x160/0x370 [ 117.161975][ T8440] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 117.167016][ T8440] ? vfs_write+0x25b/0x520 [ 117.171442][ T8440] ? lock_downgrade+0x900/0x900 [ 117.176322][ T8440] ? __kasan_check_write+0x14/0x20 [ 117.181441][ T8440] ? __mutex_unlock_slowpath+0xe0/0x690 [ 117.186990][ T8440] ? rcu_read_lock_any_held+0xcd/0xf0 [ 117.192380][ T8440] ? __kasan_check_write+0x14/0x20 [ 117.197592][ T8440] ? fput_many+0x1b/0x130 [ 117.202046][ T8440] ? fput+0xe/0x10 [ 117.205784][ T8440] ? ksys_write+0x181/0x220 [ 117.210311][ T8440] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 117.215777][ T8440] ? do_syscall_64+0x21/0x5f0 [ 117.220446][ T8440] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.226504][ T8440] __x64_sys_sendmmsg+0x98/0x100 [ 117.231451][ T8440] do_syscall_64+0xca/0x5f0 [ 117.240961][ T8440] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.246865][ T8440] RIP: 0033:0x45a639 [ 117.250758][ T8440] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.270513][ T8440] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 117.279168][ T8440] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 117.287138][ T8440] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 117.295105][ T8440] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 117.303214][ T8440] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 117.311186][ T8440] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 2020/01/13 17:03:59 executed programs: 85 [ 117.978666][ T8461] FAULT_INJECTION: forcing a failure. [ 117.978666][ T8461] name failslab, interval 1, probability 0, space 0, times 0 [ 118.006206][ T8461] CPU: 1 PID: 8461 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 118.014812][ T8461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.024866][ T8461] Call Trace: [ 118.028190][ T8461] dump_stack+0x12d/0x187 [ 118.032664][ T8461] should_fail.cold.4+0x5/0x13 [ 118.037447][ T8461] ? fault_create_debugfs_attr+0x150/0x150 [ 118.043792][ T8461] ? ___might_sleep+0x16b/0x2b0 [ 118.048704][ T8461] __should_failslab+0xba/0xf0 [ 118.053505][ T8461] should_failslab+0x9/0x14 [ 118.057990][ T8461] kmem_cache_alloc_node+0x266/0x760 [ 118.063259][ T8461] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 118.068707][ T8461] ? __local_bh_enable_ip+0x160/0x260 [ 118.074061][ T8461] ? qfq_change_class+0x538/0x16c4 [ 118.079237][ T8461] ? trace_hardirqs_on+0x28/0x1a0 [ 118.084775][ T8461] __alloc_skb+0xa7/0x570 [ 118.089097][ T8461] ? netdev_alloc_frag+0x160/0x160 [ 118.094282][ T8461] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 118.100601][ T8461] tc_ctl_tclass+0x457/0xbf0 [ 118.105171][ T8461] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 118.110969][ T8461] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 118.116083][ T8461] rtnetlink_rcv_msg+0x34a/0x8d0 [ 118.121025][ T8461] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 118.126460][ T8461] ? netlink_deliver_tap+0x160/0xac0 [ 118.131731][ T8461] netlink_rcv_skb+0x13c/0x380 [ 118.136500][ T8461] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 118.141954][ T8461] ? netlink_ack+0x970/0x970 [ 118.146538][ T8461] ? netlink_deliver_tap+0x178/0xac0 [ 118.151814][ T8461] rtnetlink_rcv+0x10/0x20 [ 118.156218][ T8461] netlink_unicast+0x45e/0x6a0 [ 118.161105][ T8461] ? netlink_attachskb+0x740/0x740 [ 118.166215][ T8461] ? _copy_from_iter_full+0x18a/0x780 [ 118.171590][ T8461] ? __kasan_check_read+0x11/0x20 [ 118.176611][ T8461] ? __check_object_size+0x203/0x2ea [ 118.181972][ T8461] netlink_sendmsg+0x7b0/0xcb0 [ 118.186735][ T8461] ? netlink_unicast+0x6a0/0x6a0 [ 118.191699][ T8461] ? tomoyo_socket_sendmsg+0x9/0x10 [ 118.196875][ T8461] ? netlink_unicast+0x6a0/0x6a0 [ 118.201792][ T8461] sock_sendmsg+0xb5/0xf0 [ 118.206112][ T8461] ____sys_sendmsg+0x3b0/0x950 [ 118.210855][ T8461] ? copy_msghdr_from_user+0x209/0x420 [ 118.216302][ T8461] ? kernel_sendmsg+0x30/0x30 [ 118.220978][ T8461] ___sys_sendmsg+0xe4/0x160 [ 118.225546][ T8461] ? sendmsg_copy_msghdr+0x30/0x30 [ 118.230632][ T8461] ? rcu_read_lock_held+0x9c/0xb0 [ 118.235636][ T8461] ? __kasan_check_read+0x11/0x20 [ 118.240638][ T8461] ? __fget+0x2ac/0x410 [ 118.244784][ T8461] ? ksys_dup3+0x2e0/0x2e0 [ 118.252855][ T8461] ? find_held_lock+0x36/0x1d0 [ 118.257604][ T8461] ? __fget_light+0x179/0x1f0 [ 118.262258][ T8461] ? __fdget+0xe/0x10 [ 118.266236][ T8461] ? sockfd_lookup_light+0x1c/0x150 [ 118.271423][ T8461] __sys_sendmmsg+0x160/0x370 [ 118.276094][ T8461] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 118.281113][ T8461] ? vfs_write+0x25b/0x520 [ 118.285515][ T8461] ? lock_downgrade+0x900/0x900 [ 118.290471][ T8461] ? __kasan_check_write+0x14/0x20 [ 118.295609][ T8461] ? __mutex_unlock_slowpath+0xe0/0x690 [ 118.301189][ T8461] ? rcu_read_lock_any_held+0xcd/0xf0 [ 118.306607][ T8461] ? __kasan_check_write+0x14/0x20 [ 118.311859][ T8461] ? fput_many+0x1b/0x130 [ 118.316176][ T8461] ? fput+0xe/0x10 [ 118.319887][ T8461] ? ksys_write+0x181/0x220 [ 118.324374][ T8461] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 118.329817][ T8461] ? do_syscall_64+0x21/0x5f0 [ 118.334473][ T8461] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.340871][ T8461] __x64_sys_sendmmsg+0x98/0x100 [ 118.345809][ T8461] do_syscall_64+0xca/0x5f0 [ 118.350480][ T8461] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.356358][ T8461] RIP: 0033:0x45a639 [ 118.360234][ T8461] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.379844][ T8461] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 118.388263][ T8461] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 118.396222][ T8461] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 118.404230][ T8461] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 118.412498][ T8461] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 118.420510][ T8461] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 118.433050][ T8462] FAULT_INJECTION: forcing a failure. [ 118.433050][ T8462] name failslab, interval 1, probability 0, space 0, times 0 [ 118.446304][ T8462] CPU: 1 PID: 8462 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 118.454906][ T8462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.464979][ T8462] Call Trace: [ 118.468275][ T8462] dump_stack+0x12d/0x187 [ 118.472597][ T8462] should_fail.cold.4+0x5/0x13 [ 118.477442][ T8462] ? fault_create_debugfs_attr+0x150/0x150 [ 118.483254][ T8462] ? ___might_sleep+0x16b/0x2b0 [ 118.488112][ T8462] __should_failslab+0xba/0xf0 [ 118.492867][ T8462] should_failslab+0x9/0x14 [ 118.497371][ T8462] kmem_cache_alloc_node+0x266/0x760 [ 118.502650][ T8462] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 118.507918][ T8462] ? __local_bh_enable_ip+0x160/0x260 [ 118.513275][ T8462] ? qfq_change_class+0x538/0x16c4 [ 118.518379][ T8462] ? trace_hardirqs_on+0x28/0x1a0 [ 118.523398][ T8462] __alloc_skb+0xa7/0x570 [ 118.527724][ T8462] ? netdev_alloc_frag+0x160/0x160 [ 118.532865][ T8462] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 118.539196][ T8462] tc_ctl_tclass+0x457/0xbf0 [ 118.543781][ T8462] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 118.549580][ T8462] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 118.554790][ T8462] rtnetlink_rcv_msg+0x34a/0x8d0 [ 118.559749][ T8462] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 118.565327][ T8462] ? netlink_deliver_tap+0x160/0xac0 [ 118.570617][ T8462] netlink_rcv_skb+0x13c/0x380 [ 118.575379][ T8462] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 118.580829][ T8462] ? netlink_ack+0x970/0x970 [ 118.585562][ T8462] ? netlink_deliver_tap+0x178/0xac0 [ 118.590845][ T8462] rtnetlink_rcv+0x10/0x20 [ 118.595259][ T8462] netlink_unicast+0x45e/0x6a0 [ 118.600200][ T8462] ? netlink_attachskb+0x740/0x740 [ 118.605305][ T8462] ? _copy_from_iter_full+0x18a/0x780 [ 118.610666][ T8462] ? __kasan_check_read+0x11/0x20 [ 118.615686][ T8462] ? __check_object_size+0x203/0x2ea [ 118.620973][ T8462] netlink_sendmsg+0x7b0/0xcb0 [ 118.625736][ T8462] ? netlink_unicast+0x6a0/0x6a0 [ 118.630692][ T8462] ? tomoyo_socket_sendmsg+0x9/0x10 [ 118.635905][ T8462] ? netlink_unicast+0x6a0/0x6a0 [ 118.640837][ T8462] sock_sendmsg+0xb5/0xf0 [ 118.645159][ T8462] ____sys_sendmsg+0x3b0/0x950 [ 118.650092][ T8462] ? copy_msghdr_from_user+0x209/0x420 [ 118.655545][ T8462] ? kernel_sendmsg+0x30/0x30 [ 118.660238][ T8462] ___sys_sendmsg+0xe4/0x160 [ 118.664837][ T8462] ? sendmsg_copy_msghdr+0x30/0x30 [ 118.669933][ T8462] ? rcu_read_lock_held+0x9c/0xb0 [ 118.674949][ T8462] ? __kasan_check_read+0x11/0x20 [ 118.680667][ T8462] ? __fget+0x2ac/0x410 [ 118.684824][ T8462] ? ksys_dup3+0x2e0/0x2e0 [ 118.689239][ T8462] ? find_held_lock+0x36/0x1d0 [ 118.694001][ T8462] ? __fget_light+0x179/0x1f0 [ 118.698682][ T8462] ? __fdget+0xe/0x10 [ 118.702925][ T8462] ? sockfd_lookup_light+0x1c/0x150 [ 118.708242][ T8462] __sys_sendmmsg+0x160/0x370 [ 118.713086][ T8462] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 118.718117][ T8462] ? vfs_write+0x25b/0x520 [ 118.722526][ T8462] ? lock_downgrade+0x900/0x900 [ 118.727389][ T8462] ? __kasan_check_write+0x14/0x20 [ 118.732498][ T8462] ? __mutex_unlock_slowpath+0xe0/0x690 [ 118.738048][ T8462] ? rcu_read_lock_any_held+0xcd/0xf0 [ 118.743446][ T8462] ? __kasan_check_write+0x14/0x20 [ 118.748636][ T8462] ? fput_many+0x1b/0x130 [ 118.753918][ T8462] ? fput+0xe/0x10 [ 118.757645][ T8462] ? ksys_write+0x181/0x220 [ 118.762154][ T8462] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 118.767616][ T8462] ? do_syscall_64+0x21/0x5f0 [ 118.772820][ T8462] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.778892][ T8462] __x64_sys_sendmmsg+0x98/0x100 [ 118.783834][ T8462] do_syscall_64+0xca/0x5f0 [ 118.788344][ T8462] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.794235][ T8462] RIP: 0033:0x45a639 [ 118.798139][ T8462] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.817836][ T8462] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 118.826253][ T8462] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 118.834221][ T8462] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 118.842190][ T8462] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 118.850168][ T8462] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 118.858151][ T8462] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 118.869572][ T8463] FAULT_INJECTION: forcing a failure. [ 118.869572][ T8463] name failslab, interval 1, probability 0, space 0, times 0 [ 118.883095][ T8463] CPU: 0 PID: 8463 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 118.891692][ T8463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.901738][ T8463] Call Trace: [ 118.905019][ T8463] dump_stack+0x12d/0x187 [ 118.909343][ T8463] should_fail.cold.4+0x5/0x13 [ 118.914089][ T8463] ? fault_create_debugfs_attr+0x150/0x150 [ 118.919876][ T8463] ? ___might_sleep+0x16b/0x2b0 [ 118.924716][ T8463] __should_failslab+0xba/0xf0 [ 118.929477][ T8463] should_failslab+0x9/0x14 [ 118.933962][ T8463] kmem_cache_alloc_node+0x266/0x760 [ 118.939494][ T8463] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 118.944780][ T8463] ? __local_bh_enable_ip+0x160/0x260 [ 118.950123][ T8463] ? qfq_change_class+0x538/0x16c4 [ 118.955226][ T8463] ? trace_hardirqs_on+0x28/0x1a0 [ 118.960225][ T8463] __alloc_skb+0xa7/0x570 [ 118.964541][ T8463] ? netdev_alloc_frag+0x160/0x160 [ 118.969640][ T8463] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 118.976080][ T8463] tc_ctl_tclass+0x457/0xbf0 [ 118.980769][ T8463] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 118.986674][ T8463] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 118.991797][ T8463] rtnetlink_rcv_msg+0x34a/0x8d0 [ 118.996729][ T8463] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 119.002175][ T8463] ? netlink_deliver_tap+0x160/0xac0 [ 119.007443][ T8463] netlink_rcv_skb+0x13c/0x380 [ 119.012183][ T8463] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 119.017616][ T8463] ? netlink_ack+0x970/0x970 [ 119.022526][ T8463] ? netlink_deliver_tap+0x178/0xac0 [ 119.027802][ T8463] rtnetlink_rcv+0x10/0x20 [ 119.032193][ T8463] netlink_unicast+0x45e/0x6a0 [ 119.036933][ T8463] ? netlink_attachskb+0x740/0x740 [ 119.042028][ T8463] ? _copy_from_iter_full+0x18a/0x780 [ 119.047377][ T8463] ? __kasan_check_read+0x11/0x20 [ 119.052374][ T8463] ? __check_object_size+0x203/0x2ea [ 119.057647][ T8463] netlink_sendmsg+0x7b0/0xcb0 [ 119.062396][ T8463] ? netlink_unicast+0x6a0/0x6a0 [ 119.067331][ T8463] ? tomoyo_socket_sendmsg+0x9/0x10 [ 119.072526][ T8463] ? netlink_unicast+0x6a0/0x6a0 [ 119.077446][ T8463] sock_sendmsg+0xb5/0xf0 [ 119.081753][ T8463] ____sys_sendmsg+0x3b0/0x950 [ 119.086512][ T8463] ? copy_msghdr_from_user+0x209/0x420 [ 119.092077][ T8463] ? kernel_sendmsg+0x30/0x30 [ 119.096906][ T8463] ___sys_sendmsg+0xe4/0x160 [ 119.102097][ T8463] ? sendmsg_copy_msghdr+0x30/0x30 [ 119.107209][ T8463] ? rcu_read_lock_held+0x9c/0xb0 [ 119.112237][ T8463] ? __kasan_check_read+0x11/0x20 [ 119.117269][ T8463] ? __fget+0x2ac/0x410 [ 119.121423][ T8463] ? ksys_dup3+0x2e0/0x2e0 [ 119.125834][ T8463] ? find_held_lock+0x36/0x1d0 [ 119.130578][ T8463] ? __fget_light+0x179/0x1f0 [ 119.135231][ T8463] ? __fdget+0xe/0x10 [ 119.139184][ T8463] ? sockfd_lookup_light+0x1c/0x150 [ 119.144368][ T8463] __sys_sendmmsg+0x160/0x370 [ 119.149193][ T8463] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 119.154204][ T8463] ? vfs_write+0x25b/0x520 [ 119.158605][ T8463] ? lock_downgrade+0x900/0x900 [ 119.163436][ T8463] ? __kasan_check_write+0x14/0x20 [ 119.168535][ T8463] ? __mutex_unlock_slowpath+0xe0/0x690 [ 119.177364][ T8463] ? rcu_read_lock_any_held+0xcd/0xf0 [ 119.182737][ T8463] ? __kasan_check_write+0x14/0x20 [ 119.187840][ T8463] ? fput_many+0x1b/0x130 [ 119.192157][ T8463] ? fput+0xe/0x10 [ 119.195862][ T8463] ? ksys_write+0x181/0x220 [ 119.200345][ T8463] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 119.205779][ T8463] ? do_syscall_64+0x21/0x5f0 [ 119.210441][ T8463] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.216667][ T8463] __x64_sys_sendmmsg+0x98/0x100 [ 119.221582][ T8463] do_syscall_64+0xca/0x5f0 [ 119.226067][ T8463] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.231936][ T8463] RIP: 0033:0x45a639 [ 119.235817][ T8463] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.255496][ T8463] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 119.263974][ T8463] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 119.272030][ T8463] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 119.279993][ T8463] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 119.287951][ T8463] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 119.295906][ T8463] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 119.306791][ T8464] FAULT_INJECTION: forcing a failure. [ 119.306791][ T8464] name failslab, interval 1, probability 0, space 0, times 0 [ 119.319892][ T8464] CPU: 0 PID: 8464 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 119.328491][ T8464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.338534][ T8464] Call Trace: [ 119.341823][ T8464] dump_stack+0x12d/0x187 [ 119.346151][ T8464] should_fail.cold.4+0x5/0x13 [ 119.350906][ T8464] ? fault_create_debugfs_attr+0x150/0x150 [ 119.356699][ T8464] ? ___might_sleep+0x16b/0x2b0 [ 119.361530][ T8464] __should_failslab+0xba/0xf0 [ 119.366290][ T8464] should_failslab+0x9/0x14 [ 119.370786][ T8464] kmem_cache_alloc_node_trace+0x27b/0x770 [ 119.376588][ T8464] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.382923][ T8464] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.388738][ T8464] __kmalloc_node_track_caller+0x3c/0x70 [ 119.394368][ T8464] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 119.401046][ T8464] __alloc_skb+0xd7/0x570 [ 119.405359][ T8464] ? netdev_alloc_frag+0x160/0x160 [ 119.410470][ T8464] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 119.416800][ T8464] tc_ctl_tclass+0x457/0xbf0 [ 119.421373][ T8464] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 119.427334][ T8464] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 119.432485][ T8464] rtnetlink_rcv_msg+0x34a/0x8d0 [ 119.437465][ T8464] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 119.443009][ T8464] ? netlink_deliver_tap+0x160/0xac0 [ 119.448381][ T8464] netlink_rcv_skb+0x13c/0x380 [ 119.453133][ T8464] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 119.458585][ T8464] ? netlink_ack+0x970/0x970 [ 119.463162][ T8464] ? netlink_deliver_tap+0x178/0xac0 [ 119.468427][ T8464] rtnetlink_rcv+0x10/0x20 [ 119.472837][ T8464] netlink_unicast+0x45e/0x6a0 [ 119.477589][ T8464] ? netlink_attachskb+0x740/0x740 [ 119.482683][ T8464] ? _copy_from_iter_full+0x18a/0x780 [ 119.488039][ T8464] ? __kasan_check_read+0x11/0x20 [ 119.493159][ T8464] ? __check_object_size+0x203/0x2ea [ 119.498436][ T8464] netlink_sendmsg+0x7b0/0xcb0 [ 119.503195][ T8464] ? netlink_unicast+0x6a0/0x6a0 [ 119.508171][ T8464] ? tomoyo_socket_sendmsg+0x9/0x10 [ 119.513368][ T8464] ? netlink_unicast+0x6a0/0x6a0 [ 119.518294][ T8464] sock_sendmsg+0xb5/0xf0 [ 119.522606][ T8464] ____sys_sendmsg+0x3b0/0x950 [ 119.527351][ T8464] ? copy_msghdr_from_user+0x209/0x420 [ 119.532787][ T8464] ? kernel_sendmsg+0x30/0x30 [ 119.537446][ T8464] ___sys_sendmsg+0xe4/0x160 [ 119.542037][ T8464] ? sendmsg_copy_msghdr+0x30/0x30 [ 119.547124][ T8464] ? rcu_read_lock_held+0x9c/0xb0 [ 119.552126][ T8464] ? __kasan_check_read+0x11/0x20 [ 119.557151][ T8464] ? __fget+0x2ac/0x410 [ 119.561362][ T8464] ? ksys_dup3+0x2e0/0x2e0 [ 119.565777][ T8464] ? find_held_lock+0x36/0x1d0 [ 119.570568][ T8464] ? __fget_light+0x179/0x1f0 [ 119.575262][ T8464] ? __fdget+0xe/0x10 [ 119.579221][ T8464] ? sockfd_lookup_light+0x1c/0x150 [ 119.584419][ T8464] __sys_sendmmsg+0x160/0x370 [ 119.589110][ T8464] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 119.594113][ T8464] ? vfs_write+0x25b/0x520 [ 119.598519][ T8464] ? lock_downgrade+0x900/0x900 [ 119.603359][ T8464] ? __kasan_check_write+0x14/0x20 [ 119.608455][ T8464] ? __mutex_unlock_slowpath+0xe0/0x690 [ 119.613976][ T8464] ? rcu_read_lock_any_held+0xcd/0xf0 [ 119.619402][ T8464] ? __kasan_check_write+0x14/0x20 [ 119.624542][ T8464] ? fput_many+0x1b/0x130 [ 119.628871][ T8464] ? fput+0xe/0x10 [ 119.632589][ T8464] ? ksys_write+0x181/0x220 [ 119.637071][ T8464] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 119.642512][ T8464] ? do_syscall_64+0x21/0x5f0 [ 119.647167][ T8464] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.653213][ T8464] __x64_sys_sendmmsg+0x98/0x100 [ 119.658220][ T8464] do_syscall_64+0xca/0x5f0 [ 119.662710][ T8464] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.668705][ T8464] RIP: 0033:0x45a639 [ 119.672591][ T8464] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.692358][ T8464] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 119.700820][ T8464] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 119.708971][ T8464] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 119.717034][ T8464] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 119.725005][ T8464] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 119.733228][ T8464] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 119.974245][ T8470] FAULT_INJECTION: forcing a failure. [ 119.974245][ T8470] name failslab, interval 1, probability 0, space 0, times 0 [ 119.987097][ T8470] CPU: 1 PID: 8470 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 119.995806][ T8470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.005865][ T8470] Call Trace: [ 120.009154][ T8470] dump_stack+0x12d/0x187 [ 120.013479][ T8470] should_fail.cold.4+0x5/0x13 [ 120.018253][ T8470] ? fault_create_debugfs_attr+0x150/0x150 [ 120.024287][ T8470] ? ___might_sleep+0x16b/0x2b0 [ 120.029138][ T8470] __should_failslab+0xba/0xf0 [ 120.033895][ T8470] should_failslab+0x9/0x14 [ 120.038394][ T8470] kmem_cache_alloc_node_trace+0x27b/0x770 [ 120.044197][ T8470] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.050258][ T8470] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.056075][ T8470] __kmalloc_node_track_caller+0x3c/0x70 [ 120.061707][ T8470] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 120.067169][ T8470] __alloc_skb+0xd7/0x570 [ 120.071507][ T8470] ? netdev_alloc_frag+0x160/0x160 [ 120.076631][ T8470] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 120.082961][ T8470] tc_ctl_tclass+0x457/0xbf0 [ 120.089118][ T8470] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 120.094946][ T8470] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 120.100051][ T8470] rtnetlink_rcv_msg+0x34a/0x8d0 [ 120.106815][ T8470] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 120.112385][ T8470] ? netlink_deliver_tap+0x160/0xac0 [ 120.117764][ T8470] netlink_rcv_skb+0x13c/0x380 [ 120.122523][ T8470] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 120.127976][ T8470] ? netlink_ack+0x970/0x970 [ 120.132728][ T8470] ? netlink_deliver_tap+0x178/0xac0 [ 120.138008][ T8470] rtnetlink_rcv+0x10/0x20 [ 120.142424][ T8470] netlink_unicast+0x45e/0x6a0 [ 120.147630][ T8470] ? netlink_attachskb+0x740/0x740 [ 120.152853][ T8470] ? _copy_from_iter_full+0x18a/0x780 [ 120.158215][ T8470] ? __kasan_check_read+0x11/0x20 [ 120.163218][ T8470] ? __check_object_size+0x203/0x2ea [ 120.168503][ T8470] netlink_sendmsg+0x7b0/0xcb0 [ 120.173408][ T8470] ? netlink_unicast+0x6a0/0x6a0 [ 120.178337][ T8470] ? tomoyo_socket_sendmsg+0x9/0x10 [ 120.183563][ T8470] ? netlink_unicast+0x6a0/0x6a0 [ 120.188495][ T8470] sock_sendmsg+0xb5/0xf0 [ 120.193006][ T8470] ____sys_sendmsg+0x3b0/0x950 [ 120.197749][ T8470] ? copy_msghdr_from_user+0x209/0x420 [ 120.203204][ T8470] ? kernel_sendmsg+0x30/0x30 [ 120.207890][ T8470] ___sys_sendmsg+0xe4/0x160 [ 120.212512][ T8470] ? sendmsg_copy_msghdr+0x30/0x30 [ 120.217612][ T8470] ? rcu_read_lock_held+0x9c/0xb0 [ 120.222638][ T8470] ? __kasan_check_read+0x11/0x20 [ 120.227662][ T8470] ? __fget+0x2ac/0x410 [ 120.231816][ T8470] ? ksys_dup3+0x2e0/0x2e0 [ 120.236325][ T8470] ? find_held_lock+0x36/0x1d0 [ 120.241075][ T8470] ? __fget_light+0x179/0x1f0 [ 120.245746][ T8470] ? __fdget+0xe/0x10 [ 120.249720][ T8470] ? sockfd_lookup_light+0x1c/0x150 [ 120.254905][ T8470] __sys_sendmmsg+0x160/0x370 [ 120.259559][ T8470] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 120.264567][ T8470] ? vfs_write+0x25b/0x520 [ 120.268968][ T8470] ? lock_downgrade+0x900/0x900 [ 120.273803][ T8470] ? __kasan_check_write+0x14/0x20 [ 120.278993][ T8470] ? __mutex_unlock_slowpath+0xe0/0x690 [ 120.284538][ T8470] ? rcu_read_lock_any_held+0xcd/0xf0 [ 120.289912][ T8470] ? __kasan_check_write+0x14/0x20 [ 120.295018][ T8470] ? fput_many+0x1b/0x130 [ 120.299335][ T8470] ? fput+0xe/0x10 [ 120.303034][ T8470] ? ksys_write+0x181/0x220 [ 120.307524][ T8470] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 120.312970][ T8470] ? do_syscall_64+0x21/0x5f0 [ 120.317771][ T8470] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.323839][ T8470] __x64_sys_sendmmsg+0x98/0x100 [ 120.328867][ T8470] do_syscall_64+0xca/0x5f0 [ 120.333366][ T8470] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.339299][ T8470] RIP: 0033:0x45a639 [ 120.343222][ T8470] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.362994][ T8470] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 120.372888][ T8470] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 120.380847][ T8470] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 120.388805][ T8470] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 120.396769][ T8470] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 120.404746][ T8470] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 120.614715][ T8476] FAULT_INJECTION: forcing a failure. [ 120.614715][ T8476] name failslab, interval 1, probability 0, space 0, times 0 [ 120.628307][ T8476] CPU: 1 PID: 8476 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 120.637441][ T8476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.647493][ T8476] Call Trace: [ 120.650783][ T8476] dump_stack+0x12d/0x187 [ 120.655122][ T8476] should_fail.cold.4+0x5/0x13 [ 120.659894][ T8476] ? fault_create_debugfs_attr+0x150/0x150 [ 120.665708][ T8476] ? ___might_sleep+0x16b/0x2b0 [ 120.670591][ T8476] __should_failslab+0xba/0xf0 [ 120.675363][ T8476] should_failslab+0x9/0x14 [ 120.679870][ T8476] kmem_cache_alloc_node_trace+0x27b/0x770 [ 120.685762][ T8476] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.691946][ T8476] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.697758][ T8476] __kmalloc_node_track_caller+0x3c/0x70 [ 120.703386][ T8476] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 120.710140][ T8476] __alloc_skb+0xd7/0x570 [ 120.714474][ T8476] ? netdev_alloc_frag+0x160/0x160 [ 120.719585][ T8476] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 120.725906][ T8476] tc_ctl_tclass+0x457/0xbf0 [ 120.730495][ T8476] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 120.736285][ T8476] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 120.741410][ T8476] rtnetlink_rcv_msg+0x34a/0x8d0 [ 120.746352][ T8476] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 120.751800][ T8476] ? netlink_deliver_tap+0x160/0xac0 [ 120.757081][ T8476] netlink_rcv_skb+0x13c/0x380 [ 120.761836][ T8476] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 120.767278][ T8476] ? netlink_ack+0x970/0x970 [ 120.771855][ T8476] ? netlink_deliver_tap+0x178/0xac0 [ 120.777140][ T8476] rtnetlink_rcv+0x10/0x20 [ 120.781536][ T8476] netlink_unicast+0x45e/0x6a0 [ 120.786305][ T8476] ? netlink_attachskb+0x740/0x740 [ 120.791496][ T8476] ? _copy_from_iter_full+0x18a/0x780 [ 120.796848][ T8476] ? __kasan_check_read+0x11/0x20 [ 120.801848][ T8476] ? __check_object_size+0x203/0x2ea [ 120.807152][ T8476] netlink_sendmsg+0x7b0/0xcb0 [ 120.811994][ T8476] ? netlink_unicast+0x6a0/0x6a0 [ 120.816921][ T8476] ? tomoyo_socket_sendmsg+0x9/0x10 [ 120.822098][ T8476] ? netlink_unicast+0x6a0/0x6a0 [ 120.827021][ T8476] sock_sendmsg+0xb5/0xf0 [ 120.831344][ T8476] ____sys_sendmsg+0x3b0/0x950 [ 120.836101][ T8476] ? copy_msghdr_from_user+0x209/0x420 [ 120.841563][ T8476] ? kernel_sendmsg+0x30/0x30 [ 120.846257][ T8476] ___sys_sendmsg+0xe4/0x160 [ 120.851286][ T8476] ? sendmsg_copy_msghdr+0x30/0x30 [ 120.856376][ T8476] ? rcu_read_lock_held+0x9c/0xb0 [ 120.861381][ T8476] ? __kasan_check_read+0x11/0x20 [ 120.866397][ T8476] ? __fget+0x2ac/0x410 [ 120.870551][ T8476] ? ksys_dup3+0x2e0/0x2e0 [ 120.874949][ T8476] ? find_held_lock+0x36/0x1d0 [ 120.879691][ T8476] ? __fget_light+0x179/0x1f0 [ 120.884353][ T8476] ? __fdget+0xe/0x10 [ 120.888326][ T8476] ? sockfd_lookup_light+0x1c/0x150 [ 120.893520][ T8476] __sys_sendmmsg+0x160/0x370 [ 120.898192][ T8476] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 120.903722][ T8476] ? vfs_write+0x25b/0x520 [ 120.908130][ T8476] ? lock_downgrade+0x900/0x900 [ 120.912975][ T8476] ? __kasan_check_write+0x14/0x20 [ 120.918068][ T8476] ? __mutex_unlock_slowpath+0xe0/0x690 [ 120.923596][ T8476] ? rcu_read_lock_any_held+0xcd/0xf0 [ 120.928975][ T8476] ? __kasan_check_write+0x14/0x20 [ 120.934871][ T8476] ? fput_many+0x1b/0x130 [ 120.939194][ T8476] ? fput+0xe/0x10 [ 120.942898][ T8476] ? ksys_write+0x181/0x220 [ 120.947537][ T8476] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 120.953159][ T8476] ? do_syscall_64+0x21/0x5f0 [ 120.957825][ T8476] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.963891][ T8476] __x64_sys_sendmmsg+0x98/0x100 [ 120.968829][ T8476] do_syscall_64+0xca/0x5f0 [ 120.973314][ T8476] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.979193][ T8476] RIP: 0033:0x45a639 [ 120.983073][ T8476] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.002744][ T8476] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 121.011158][ T8476] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 121.019118][ T8476] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 121.027091][ T8476] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 121.035059][ T8476] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 121.043300][ T8476] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 121.524515][ T8492] FAULT_INJECTION: forcing a failure. [ 121.524515][ T8492] name failslab, interval 1, probability 0, space 0, times 0 [ 121.537415][ T8492] CPU: 1 PID: 8492 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 121.546023][ T8492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.556069][ T8492] Call Trace: [ 121.559349][ T8492] dump_stack+0x12d/0x187 [ 121.563662][ T8492] should_fail.cold.4+0x5/0x13 [ 121.568413][ T8492] ? fault_create_debugfs_attr+0x150/0x150 [ 121.574226][ T8492] ? ___might_sleep+0x16b/0x2b0 [ 121.579190][ T8492] __should_failslab+0xba/0xf0 [ 121.584179][ T8492] should_failslab+0x9/0x14 [ 121.588715][ T8492] kmem_cache_alloc_node_trace+0x27b/0x770 [ 121.594508][ T8492] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.600577][ T8492] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.606991][ T8492] __kmalloc_node_track_caller+0x3c/0x70 [ 121.612610][ T8492] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 121.618076][ T8492] __alloc_skb+0xd7/0x570 [ 121.622407][ T8492] ? netdev_alloc_frag+0x160/0x160 [ 121.627508][ T8492] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 121.633830][ T8492] tc_ctl_tclass+0x457/0xbf0 [ 121.638423][ T8492] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 121.644227][ T8492] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 121.650491][ T8492] rtnetlink_rcv_msg+0x34a/0x8d0 [ 121.655423][ T8492] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 121.661052][ T8492] ? netlink_deliver_tap+0x160/0xac0 [ 121.666325][ T8492] netlink_rcv_skb+0x13c/0x380 [ 121.671071][ T8492] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 121.676518][ T8492] ? netlink_ack+0x970/0x970 [ 121.681105][ T8492] ? netlink_deliver_tap+0x178/0xac0 [ 121.686471][ T8492] rtnetlink_rcv+0x10/0x20 [ 121.690863][ T8492] netlink_unicast+0x45e/0x6a0 [ 121.695645][ T8492] ? netlink_attachskb+0x740/0x740 [ 121.700749][ T8492] ? _copy_from_iter_full+0x18a/0x780 [ 121.706364][ T8492] ? __kasan_check_read+0x11/0x20 [ 121.711369][ T8492] ? __check_object_size+0x203/0x2ea [ 121.716655][ T8492] netlink_sendmsg+0x7b0/0xcb0 [ 121.721410][ T8492] ? netlink_unicast+0x6a0/0x6a0 [ 121.726333][ T8492] ? tomoyo_socket_sendmsg+0x9/0x10 [ 121.731541][ T8492] ? netlink_unicast+0x6a0/0x6a0 [ 121.736465][ T8492] sock_sendmsg+0xb5/0xf0 [ 121.740799][ T8492] ____sys_sendmsg+0x3b0/0x950 [ 121.745547][ T8492] ? copy_msghdr_from_user+0x209/0x420 [ 121.751138][ T8492] ? kernel_sendmsg+0x30/0x30 [ 121.755819][ T8492] ___sys_sendmsg+0xe4/0x160 [ 121.760396][ T8492] ? sendmsg_copy_msghdr+0x30/0x30 [ 121.765566][ T8492] ? rcu_read_lock_held+0x9c/0xb0 [ 121.770572][ T8492] ? __kasan_check_read+0x11/0x20 [ 121.775588][ T8492] ? __fget+0x2ac/0x410 [ 121.779733][ T8492] ? ksys_dup3+0x2e0/0x2e0 [ 121.784133][ T8492] ? find_held_lock+0x36/0x1d0 [ 121.788883][ T8492] ? __fget_light+0x179/0x1f0 [ 121.793720][ T8492] ? __fdget+0xe/0x10 [ 121.797711][ T8492] ? sockfd_lookup_light+0x1c/0x150 [ 121.802911][ T8492] __sys_sendmmsg+0x160/0x370 [ 121.807699][ T8492] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 121.812721][ T8492] ? vfs_write+0x25b/0x520 [ 121.817136][ T8492] ? lock_downgrade+0x900/0x900 [ 121.821983][ T8492] ? __kasan_check_write+0x14/0x20 [ 121.827352][ T8492] ? __mutex_unlock_slowpath+0xe0/0x690 [ 121.832965][ T8492] ? rcu_read_lock_any_held+0xcd/0xf0 [ 121.838345][ T8492] ? __kasan_check_write+0x14/0x20 [ 121.843819][ T8492] ? fput_many+0x1b/0x130 [ 121.848140][ T8492] ? fput+0xe/0x10 [ 121.851847][ T8492] ? ksys_write+0x181/0x220 [ 121.856336][ T8492] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 121.861780][ T8492] ? do_syscall_64+0x21/0x5f0 [ 121.866433][ T8492] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.872497][ T8492] __x64_sys_sendmmsg+0x98/0x100 [ 121.877428][ T8492] do_syscall_64+0xca/0x5f0 [ 121.881924][ T8492] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.887817][ T8492] RIP: 0033:0x45a639 [ 121.891705][ T8492] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.911493][ T8492] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 121.919895][ T8492] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 121.928371][ T8492] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 121.936329][ T8492] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 121.944387][ T8492] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 121.952349][ T8492] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 121.965118][ T8493] FAULT_INJECTION: forcing a failure. [ 121.965118][ T8493] name failslab, interval 1, probability 0, space 0, times 0 [ 121.988737][ T8493] CPU: 1 PID: 8493 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 121.997353][ T8493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.007407][ T8493] Call Trace: [ 122.010705][ T8493] dump_stack+0x12d/0x187 [ 122.015168][ T8493] should_fail.cold.4+0x5/0x13 [ 122.019992][ T8493] ? fault_create_debugfs_attr+0x150/0x150 [ 122.025786][ T8493] ? ___might_sleep+0x16b/0x2b0 [ 122.030624][ T8493] __should_failslab+0xba/0xf0 [ 122.035485][ T8493] should_failslab+0x9/0x14 [ 122.039966][ T8493] kmem_cache_alloc_node_trace+0x27b/0x770 [ 122.045855][ T8493] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 122.051910][ T8493] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 122.057934][ T8493] __kmalloc_node_track_caller+0x3c/0x70 [ 122.063554][ T8493] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 122.069010][ T8493] __alloc_skb+0xd7/0x570 [ 122.073342][ T8493] ? netdev_alloc_frag+0x160/0x160 [ 122.078436][ T8493] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 122.084747][ T8493] tc_ctl_tclass+0x457/0xbf0 [ 122.089325][ T8493] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 122.095113][ T8493] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 122.100222][ T8493] rtnetlink_rcv_msg+0x34a/0x8d0 [ 122.105152][ T8493] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 122.111636][ T8493] ? netlink_deliver_tap+0x160/0xac0 [ 122.117020][ T8493] netlink_rcv_skb+0x13c/0x380 [ 122.121760][ T8493] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 122.127198][ T8493] ? netlink_ack+0x970/0x970 [ 122.131776][ T8493] ? netlink_deliver_tap+0x178/0xac0 [ 122.137043][ T8493] rtnetlink_rcv+0x10/0x20 [ 122.141485][ T8493] netlink_unicast+0x45e/0x6a0 [ 122.146248][ T8493] ? netlink_attachskb+0x740/0x740 [ 122.151343][ T8493] ? _copy_from_iter_full+0x18a/0x780 [ 122.156708][ T8493] ? __kasan_check_read+0x11/0x20 [ 122.161719][ T8493] ? __check_object_size+0x203/0x2ea [ 122.166994][ T8493] netlink_sendmsg+0x7b0/0xcb0 [ 122.171752][ T8493] ? netlink_unicast+0x6a0/0x6a0 [ 122.176675][ T8493] ? tomoyo_socket_sendmsg+0x9/0x10 [ 122.181863][ T8493] ? netlink_unicast+0x6a0/0x6a0 [ 122.186811][ T8493] sock_sendmsg+0xb5/0xf0 [ 122.191122][ T8493] ____sys_sendmsg+0x3b0/0x950 [ 122.195923][ T8493] ? copy_msghdr_from_user+0x209/0x420 [ 122.201384][ T8493] ? kernel_sendmsg+0x30/0x30 [ 122.206053][ T8493] ___sys_sendmsg+0xe4/0x160 [ 122.210629][ T8493] ? sendmsg_copy_msghdr+0x30/0x30 [ 122.215815][ T8493] ? rcu_read_lock_held+0x9c/0xb0 [ 122.220847][ T8493] ? __kasan_check_read+0x11/0x20 [ 122.225986][ T8493] ? __fget+0x2ac/0x410 [ 122.230141][ T8493] ? ksys_dup3+0x2e0/0x2e0 [ 122.234716][ T8493] ? find_held_lock+0x36/0x1d0 [ 122.239462][ T8493] ? __fget_light+0x179/0x1f0 [ 122.244119][ T8493] ? __fdget+0xe/0x10 [ 122.248087][ T8493] ? sockfd_lookup_light+0x1c/0x150 [ 122.253263][ T8493] __sys_sendmmsg+0x160/0x370 [ 122.257924][ T8493] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 122.262942][ T8493] ? vfs_write+0x25b/0x520 [ 122.267348][ T8493] ? lock_downgrade+0x900/0x900 [ 122.272183][ T8493] ? __kasan_check_write+0x14/0x20 [ 122.277367][ T8493] ? __mutex_unlock_slowpath+0xe0/0x690 [ 122.282895][ T8493] ? rcu_read_lock_any_held+0xcd/0xf0 [ 122.288261][ T8493] ? __kasan_check_write+0x14/0x20 [ 122.293362][ T8493] ? fput_many+0x1b/0x130 [ 122.297761][ T8493] ? fput+0xe/0x10 [ 122.301476][ T8493] ? ksys_write+0x181/0x220 [ 122.305965][ T8493] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 122.311850][ T8493] ? do_syscall_64+0x21/0x5f0 [ 122.316516][ T8493] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.322712][ T8493] __x64_sys_sendmmsg+0x98/0x100 [ 122.327644][ T8493] do_syscall_64+0xca/0x5f0 [ 122.332147][ T8493] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.338087][ T8493] RIP: 0033:0x45a639 [ 122.341957][ T8493] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.361679][ T8493] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 122.370196][ T8493] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 122.378173][ T8493] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 122.386153][ T8493] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 122.394114][ T8493] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 122.402070][ T8493] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 122.414000][ T8494] FAULT_INJECTION: forcing a failure. [ 122.414000][ T8494] name failslab, interval 1, probability 0, space 0, times 0 [ 122.426921][ T8494] CPU: 0 PID: 8494 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 122.435508][ T8494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.445731][ T8494] Call Trace: [ 122.449015][ T8494] dump_stack+0x12d/0x187 [ 122.453340][ T8494] should_fail.cold.4+0x5/0x13 [ 122.458093][ T8494] ? fault_create_debugfs_attr+0x150/0x150 [ 122.463887][ T8494] ? ___might_sleep+0x16b/0x2b0 [ 122.468728][ T8494] __should_failslab+0xba/0xf0 [ 122.473582][ T8494] should_failslab+0x9/0x14 [ 122.478068][ T8494] kmem_cache_alloc_node_trace+0x27b/0x770 [ 122.483856][ T8494] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 122.489910][ T8494] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 122.495698][ T8494] __kmalloc_node_track_caller+0x3c/0x70 [ 122.501323][ T8494] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 122.506779][ T8494] __alloc_skb+0xd7/0x570 [ 122.511130][ T8494] ? netdev_alloc_frag+0x160/0x160 [ 122.516244][ T8494] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 122.522643][ T8494] tc_ctl_tclass+0x457/0xbf0 [ 122.527345][ T8494] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 122.533180][ T8494] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 122.538300][ T8494] rtnetlink_rcv_msg+0x34a/0x8d0 [ 122.543243][ T8494] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 122.548684][ T8494] ? netlink_deliver_tap+0x160/0xac0 [ 122.553964][ T8494] netlink_rcv_skb+0x13c/0x380 [ 122.558790][ T8494] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 122.564246][ T8494] ? netlink_ack+0x970/0x970 [ 122.568826][ T8494] ? netlink_deliver_tap+0x178/0xac0 [ 122.574096][ T8494] rtnetlink_rcv+0x10/0x20 [ 122.578519][ T8494] netlink_unicast+0x45e/0x6a0 [ 122.583293][ T8494] ? netlink_attachskb+0x740/0x740 [ 122.588396][ T8494] ? _copy_from_iter_full+0x18a/0x780 [ 122.593764][ T8494] ? __kasan_check_read+0x11/0x20 [ 122.598790][ T8494] ? __check_object_size+0x203/0x2ea [ 122.604063][ T8494] netlink_sendmsg+0x7b0/0xcb0 [ 122.608820][ T8494] ? netlink_unicast+0x6a0/0x6a0 [ 122.613744][ T8494] ? __schedule+0x85e/0x1900 [ 122.619283][ T8494] ? tomoyo_socket_sendmsg+0x9/0x10 [ 122.624479][ T8494] ? netlink_unicast+0x6a0/0x6a0 [ 122.629400][ T8494] sock_sendmsg+0xb5/0xf0 [ 122.633808][ T8494] ____sys_sendmsg+0x3b0/0x950 [ 122.638554][ T8494] ? preempt_schedule_irq+0xc8/0x120 [ 122.643830][ T8494] ? kernel_sendmsg+0x30/0x30 [ 122.648521][ T8494] ___sys_sendmsg+0xe4/0x160 [ 122.653097][ T8494] ? sendmsg_copy_msghdr+0x30/0x30 [ 122.658208][ T8494] ? rcu_read_lock_held+0x9c/0xb0 [ 122.663261][ T8494] ? __kasan_check_read+0x11/0x20 [ 122.668280][ T8494] ? __fget+0x2ac/0x410 [ 122.672423][ T8494] ? ksys_dup3+0x2e0/0x2e0 [ 122.676826][ T8494] ? find_held_lock+0x36/0x1d0 [ 122.681572][ T8494] ? __fget_light+0x179/0x1f0 [ 122.686240][ T8494] ? __fdget+0xe/0x10 [ 122.690209][ T8494] ? sockfd_lookup_light+0x1c/0x150 [ 122.695399][ T8494] __sys_sendmmsg+0x160/0x370 [ 122.700069][ T8494] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 122.705088][ T8494] ? vfs_write+0x25b/0x520 [ 122.709556][ T8494] ? lock_downgrade+0x900/0x900 [ 122.714400][ T8494] ? __kasan_check_write+0x14/0x20 [ 122.719607][ T8494] ? __mutex_unlock_slowpath+0xe0/0x690 [ 122.725148][ T8494] ? rcu_read_lock_any_held+0xcd/0xf0 [ 122.730516][ T8494] ? __kasan_check_write+0x14/0x20 [ 122.735617][ T8494] ? fput_many+0x1b/0x130 [ 122.739920][ T8494] ? fput+0xe/0x10 [ 122.743619][ T8494] ? ksys_write+0x181/0x220 [ 122.748105][ T8494] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 122.753545][ T8494] ? do_syscall_64+0x21/0x5f0 [ 122.758212][ T8494] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.764267][ T8494] __x64_sys_sendmmsg+0x98/0x100 [ 122.769186][ T8494] do_syscall_64+0xca/0x5f0 [ 122.773674][ T8494] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.779540][ T8494] RIP: 0033:0x45a639 [ 122.783412][ T8494] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.802999][ T8494] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 122.811392][ T8494] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 122.819491][ T8494] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 122.827449][ T8494] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 122.835429][ T8494] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 122.843411][ T8494] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 123.014363][ T8500] FAULT_INJECTION: forcing a failure. [ 123.014363][ T8500] name failslab, interval 1, probability 0, space 0, times 0 [ 123.027177][ T8500] CPU: 0 PID: 8500 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 123.035771][ T8500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.045816][ T8500] Call Trace: [ 123.049100][ T8500] dump_stack+0x12d/0x187 [ 123.053421][ T8500] should_fail.cold.4+0x5/0x13 [ 123.058166][ T8500] ? fault_create_debugfs_attr+0x150/0x150 [ 123.063957][ T8500] ? ___might_sleep+0x16b/0x2b0 [ 123.068803][ T8500] __should_failslab+0xba/0xf0 [ 123.073544][ T8500] should_failslab+0x9/0x14 [ 123.078022][ T8500] kmem_cache_alloc_node+0x266/0x760 [ 123.083302][ T8500] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 123.088566][ T8500] ? __local_bh_enable_ip+0x160/0x260 [ 123.093917][ T8500] ? qfq_change_class+0x538/0x16c4 [ 123.099216][ T8500] ? trace_hardirqs_on+0x28/0x1a0 [ 123.104222][ T8500] __alloc_skb+0xa7/0x570 [ 123.108539][ T8500] ? netdev_alloc_frag+0x160/0x160 [ 123.113672][ T8500] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 123.120003][ T8500] tc_ctl_tclass+0x457/0xbf0 [ 123.124671][ T8500] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 123.130603][ T8500] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 123.135714][ T8500] rtnetlink_rcv_msg+0x34a/0x8d0 [ 123.140644][ T8500] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 123.146106][ T8500] ? netlink_deliver_tap+0x160/0xac0 [ 123.151380][ T8500] netlink_rcv_skb+0x13c/0x380 [ 123.156133][ T8500] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 123.161594][ T8500] ? netlink_ack+0x970/0x970 [ 123.166178][ T8500] ? netlink_deliver_tap+0x178/0xac0 [ 123.171448][ T8500] rtnetlink_rcv+0x10/0x20 [ 123.175843][ T8500] netlink_unicast+0x45e/0x6a0 [ 123.180593][ T8500] ? netlink_attachskb+0x740/0x740 [ 123.186935][ T8500] ? _copy_from_iter_full+0x18a/0x780 [ 123.192289][ T8500] ? __kasan_check_read+0x11/0x20 [ 123.197415][ T8500] ? __check_object_size+0x203/0x2ea [ 123.202682][ T8500] netlink_sendmsg+0x7b0/0xcb0 [ 123.207440][ T8500] ? netlink_unicast+0x6a0/0x6a0 [ 123.212382][ T8500] ? tomoyo_socket_sendmsg+0x9/0x10 [ 123.217584][ T8500] ? netlink_unicast+0x6a0/0x6a0 [ 123.222510][ T8500] sock_sendmsg+0xb5/0xf0 [ 123.226834][ T8500] ____sys_sendmsg+0x3b0/0x950 [ 123.231576][ T8500] ? copy_msghdr_from_user+0x209/0x420 [ 123.237541][ T8500] ? kernel_sendmsg+0x30/0x30 [ 123.242246][ T8500] ___sys_sendmsg+0xe4/0x160 [ 123.246831][ T8500] ? sendmsg_copy_msghdr+0x30/0x30 [ 123.251936][ T8500] ? rcu_read_lock_held+0x9c/0xb0 [ 123.256946][ T8500] ? __kasan_check_read+0x11/0x20 [ 123.261954][ T8500] ? __fget+0x2ac/0x410 [ 123.266091][ T8500] ? ksys_dup3+0x2e0/0x2e0 [ 123.270502][ T8500] ? find_held_lock+0x36/0x1d0 [ 123.275413][ T8500] ? __fget_light+0x179/0x1f0 [ 123.280086][ T8500] ? __fdget+0xe/0x10 [ 123.284054][ T8500] ? sockfd_lookup_light+0x1c/0x150 [ 123.289236][ T8500] __sys_sendmmsg+0x160/0x370 [ 123.293910][ T8500] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 123.299059][ T8500] ? vfs_write+0x25b/0x520 [ 123.303826][ T8500] ? lock_downgrade+0x900/0x900 [ 123.308673][ T8500] ? __kasan_check_write+0x14/0x20 [ 123.313771][ T8500] ? __mutex_unlock_slowpath+0xe0/0x690 [ 123.319325][ T8500] ? rcu_read_lock_any_held+0xcd/0xf0 [ 123.324691][ T8500] ? __kasan_check_write+0x14/0x20 [ 123.329792][ T8500] ? fput_many+0x1b/0x130 [ 123.334106][ T8500] ? fput+0xe/0x10 [ 123.337805][ T8500] ? ksys_write+0x181/0x220 [ 123.342300][ T8500] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 123.347746][ T8500] ? do_syscall_64+0x21/0x5f0 [ 123.352415][ T8500] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.358478][ T8500] __x64_sys_sendmmsg+0x98/0x100 [ 123.363408][ T8500] do_syscall_64+0xca/0x5f0 [ 123.367919][ T8500] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.373803][ T8500] RIP: 0033:0x45a639 [ 123.377695][ T8500] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 123.397495][ T8500] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 123.405911][ T8500] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 2020/01/13 17:04:05 executed programs: 92 [ 123.413881][ T8500] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 123.421837][ T8500] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 123.429798][ T8500] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 123.437762][ T8500] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 123.686143][ T8506] FAULT_INJECTION: forcing a failure. [ 123.686143][ T8506] name failslab, interval 1, probability 0, space 0, times 0 [ 123.699029][ T8506] CPU: 1 PID: 8506 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 123.707741][ T8506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.717964][ T8506] Call Trace: [ 123.721251][ T8506] dump_stack+0x12d/0x187 [ 123.725599][ T8506] should_fail.cold.4+0x5/0x13 [ 123.730361][ T8506] ? fault_create_debugfs_attr+0x150/0x150 [ 123.736155][ T8506] ? ___might_sleep+0x16b/0x2b0 [ 123.740986][ T8506] __should_failslab+0xba/0xf0 [ 123.745739][ T8506] should_failslab+0x9/0x14 [ 123.750230][ T8506] kmem_cache_alloc_node_trace+0x27b/0x770 [ 123.756020][ T8506] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 123.762241][ T8506] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 123.768047][ T8506] __kmalloc_node_track_caller+0x3c/0x70 [ 123.773708][ T8506] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 123.779312][ T8506] __alloc_skb+0xd7/0x570 [ 123.783624][ T8506] ? netdev_alloc_frag+0x160/0x160 [ 123.788745][ T8506] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 123.795075][ T8506] tc_ctl_tclass+0x457/0xbf0 [ 123.799674][ T8506] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 123.805470][ T8506] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 123.810578][ T8506] rtnetlink_rcv_msg+0x34a/0x8d0 [ 123.815495][ T8506] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 123.821027][ T8506] ? netlink_deliver_tap+0x160/0xac0 [ 123.826322][ T8506] netlink_rcv_skb+0x13c/0x380 [ 123.831097][ T8506] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 123.836570][ T8506] ? netlink_ack+0x970/0x970 [ 123.841162][ T8506] ? netlink_deliver_tap+0x178/0xac0 [ 123.846455][ T8506] rtnetlink_rcv+0x10/0x20 [ 123.852426][ T8506] netlink_unicast+0x45e/0x6a0 [ 123.857206][ T8506] ? netlink_attachskb+0x740/0x740 [ 123.862310][ T8506] ? _copy_from_iter_full+0x18a/0x780 [ 123.867681][ T8506] ? __kasan_check_read+0x11/0x20 [ 123.872689][ T8506] ? __check_object_size+0x203/0x2ea [ 123.877975][ T8506] netlink_sendmsg+0x7b0/0xcb0 [ 123.882741][ T8506] ? netlink_unicast+0x6a0/0x6a0 [ 123.887672][ T8506] ? tomoyo_socket_sendmsg+0x9/0x10 [ 123.892879][ T8506] ? netlink_unicast+0x6a0/0x6a0 [ 123.897806][ T8506] sock_sendmsg+0xb5/0xf0 [ 123.902114][ T8506] ____sys_sendmsg+0x3b0/0x950 [ 123.906861][ T8506] ? copy_msghdr_from_user+0x209/0x420 [ 123.912313][ T8506] ? kernel_sendmsg+0x30/0x30 [ 123.917015][ T8506] ___sys_sendmsg+0xe4/0x160 [ 123.921612][ T8506] ? sendmsg_copy_msghdr+0x30/0x30 [ 123.926706][ T8506] ? rcu_read_lock_held+0x9c/0xb0 [ 123.931721][ T8506] ? __kasan_check_read+0x11/0x20 [ 123.936739][ T8506] ? __fget+0x2ac/0x410 [ 123.940886][ T8506] ? ksys_dup3+0x2e0/0x2e0 [ 123.945296][ T8506] ? find_held_lock+0x36/0x1d0 [ 123.950063][ T8506] ? __fget_light+0x179/0x1f0 [ 123.954733][ T8506] ? __fdget+0xe/0x10 [ 123.958714][ T8506] ? sockfd_lookup_light+0x1c/0x150 [ 123.963912][ T8506] __sys_sendmmsg+0x160/0x370 [ 123.968585][ T8506] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 123.973590][ T8506] ? vfs_write+0x25b/0x520 [ 123.977981][ T8506] ? lock_downgrade+0x900/0x900 [ 123.982809][ T8506] ? __kasan_check_write+0x14/0x20 [ 123.987910][ T8506] ? __mutex_unlock_slowpath+0xe0/0x690 [ 123.993459][ T8506] ? rcu_read_lock_any_held+0xcd/0xf0 [ 123.998818][ T8506] ? __kasan_check_write+0x14/0x20 [ 124.003916][ T8506] ? fput_many+0x1b/0x130 [ 124.008260][ T8506] ? fput+0xe/0x10 [ 124.011971][ T8506] ? ksys_write+0x181/0x220 [ 124.016496][ T8506] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 124.021940][ T8506] ? do_syscall_64+0x21/0x5f0 [ 124.026605][ T8506] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.032676][ T8506] __x64_sys_sendmmsg+0x98/0x100 [ 124.037592][ T8506] do_syscall_64+0xca/0x5f0 [ 124.042100][ T8506] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.047972][ T8506] RIP: 0033:0x45a639 [ 124.051852][ T8506] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.071443][ T8506] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 124.079937][ T8506] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 124.087984][ T8506] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 124.095951][ T8506] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 124.103907][ T8506] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 124.111869][ T8506] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 124.474958][ T8517] FAULT_INJECTION: forcing a failure. [ 124.474958][ T8517] name failslab, interval 1, probability 0, space 0, times 0 [ 124.487955][ T8517] CPU: 1 PID: 8517 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 124.496538][ T8517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.506601][ T8517] Call Trace: [ 124.509895][ T8517] dump_stack+0x12d/0x187 [ 124.514229][ T8517] should_fail.cold.4+0x5/0x13 [ 124.518989][ T8517] ? fault_create_debugfs_attr+0x150/0x150 [ 124.524801][ T8517] ? ___might_sleep+0x16b/0x2b0 [ 124.529640][ T8517] __should_failslab+0xba/0xf0 [ 124.534392][ T8517] should_failslab+0x9/0x14 [ 124.538891][ T8517] kmem_cache_alloc_node_trace+0x27b/0x770 [ 124.544707][ T8517] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 124.550754][ T8517] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 124.556567][ T8517] __kmalloc_node_track_caller+0x3c/0x70 [ 124.562230][ T8517] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 124.567817][ T8517] __alloc_skb+0xd7/0x570 [ 124.572246][ T8517] ? netdev_alloc_frag+0x160/0x160 [ 124.577362][ T8517] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 124.583700][ T8517] tc_ctl_tclass+0x457/0xbf0 [ 124.588277][ T8517] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 124.594073][ T8517] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 124.599207][ T8517] rtnetlink_rcv_msg+0x34a/0x8d0 [ 124.604126][ T8517] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 124.609570][ T8517] ? netlink_deliver_tap+0x160/0xac0 [ 124.614930][ T8517] netlink_rcv_skb+0x13c/0x380 [ 124.619693][ T8517] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 124.625150][ T8517] ? netlink_ack+0x970/0x970 [ 124.629719][ T8517] ? netlink_deliver_tap+0x178/0xac0 [ 124.634992][ T8517] rtnetlink_rcv+0x10/0x20 [ 124.639394][ T8517] netlink_unicast+0x45e/0x6a0 [ 124.644138][ T8517] ? netlink_attachskb+0x740/0x740 [ 124.649235][ T8517] ? _copy_from_iter_full+0x18a/0x780 [ 124.654603][ T8517] ? __kasan_check_read+0x11/0x20 [ 124.659622][ T8517] ? __check_object_size+0x203/0x2ea [ 124.664903][ T8517] netlink_sendmsg+0x7b0/0xcb0 [ 124.669648][ T8517] ? netlink_unicast+0x6a0/0x6a0 [ 124.674665][ T8517] ? tomoyo_socket_sendmsg+0x9/0x10 [ 124.679941][ T8517] ? netlink_unicast+0x6a0/0x6a0 [ 124.684949][ T8517] sock_sendmsg+0xb5/0xf0 [ 124.689360][ T8517] ____sys_sendmsg+0x3b0/0x950 [ 124.694107][ T8517] ? copy_msghdr_from_user+0x209/0x420 [ 124.699554][ T8517] ? kernel_sendmsg+0x30/0x30 [ 124.704230][ T8517] ___sys_sendmsg+0xe4/0x160 [ 124.708797][ T8517] ? sendmsg_copy_msghdr+0x30/0x30 [ 124.713888][ T8517] ? rcu_read_lock_held+0x9c/0xb0 [ 124.718906][ T8517] ? __kasan_check_read+0x11/0x20 [ 124.723932][ T8517] ? __fget+0x2ac/0x410 [ 124.728079][ T8517] ? ksys_dup3+0x2e0/0x2e0 [ 124.732490][ T8517] ? find_held_lock+0x36/0x1d0 [ 124.737260][ T8517] ? __fget_light+0x179/0x1f0 [ 124.742037][ T8517] ? __fdget+0xe/0x10 [ 124.746111][ T8517] ? sockfd_lookup_light+0x1c/0x150 [ 124.751302][ T8517] __sys_sendmmsg+0x160/0x370 [ 124.756000][ T8517] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 124.761022][ T8517] ? vfs_write+0x25b/0x520 [ 124.765430][ T8517] ? lock_downgrade+0x900/0x900 [ 124.770387][ T8517] ? __kasan_check_write+0x14/0x20 [ 124.775492][ T8517] ? __mutex_unlock_slowpath+0xe0/0x690 [ 124.781027][ T8517] ? rcu_read_lock_any_held+0xcd/0xf0 [ 124.786467][ T8517] ? __kasan_check_write+0x14/0x20 [ 124.791598][ T8517] ? fput_many+0x1b/0x130 [ 124.795910][ T8517] ? fput+0xe/0x10 [ 124.799622][ T8517] ? ksys_write+0x181/0x220 [ 124.804235][ T8517] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 124.809695][ T8517] ? do_syscall_64+0x21/0x5f0 [ 124.814374][ T8517] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.821214][ T8517] __x64_sys_sendmmsg+0x98/0x100 [ 124.826137][ T8517] do_syscall_64+0xca/0x5f0 [ 124.830622][ T8517] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.836498][ T8517] RIP: 0033:0x45a639 [ 124.840388][ T8517] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.860092][ T8517] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 124.868660][ T8517] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 124.876626][ T8517] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 124.884682][ T8517] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 124.892758][ T8517] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 124.900722][ T8517] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 124.911884][ T8518] FAULT_INJECTION: forcing a failure. [ 124.911884][ T8518] name failslab, interval 1, probability 0, space 0, times 0 [ 124.924900][ T8518] CPU: 1 PID: 8518 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 124.933493][ T8518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.933498][ T8518] Call Trace: [ 124.933512][ T8518] dump_stack+0x12d/0x187 [ 124.933527][ T8518] should_fail.cold.4+0x5/0x13 [ 124.933544][ T8518] ? fault_create_debugfs_attr+0x150/0x150 [ 124.933555][ T8518] ? ___might_sleep+0x16b/0x2b0 [ 124.933567][ T8518] __should_failslab+0xba/0xf0 [ 124.933576][ T8518] should_failslab+0x9/0x14 [ 124.933584][ T8518] kmem_cache_alloc_node_trace+0x27b/0x770 [ 124.933592][ T8518] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 124.933597][ T8518] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 124.933608][ T8518] __kmalloc_node_track_caller+0x3c/0x70 [ 124.999128][ T8518] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 125.004588][ T8518] __alloc_skb+0xd7/0x570 [ 125.008907][ T8518] ? netdev_alloc_frag+0x160/0x160 [ 125.014012][ T8518] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 125.020348][ T8518] tc_ctl_tclass+0x457/0xbf0 [ 125.025626][ T8518] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 125.031434][ T8518] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 125.036543][ T8518] rtnetlink_rcv_msg+0x34a/0x8d0 [ 125.041472][ T8518] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 125.046929][ T8518] ? netlink_deliver_tap+0x160/0xac0 [ 125.052206][ T8518] netlink_rcv_skb+0x13c/0x380 [ 125.056960][ T8518] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 125.062402][ T8518] ? netlink_ack+0x970/0x970 [ 125.066989][ T8518] ? netlink_deliver_tap+0x178/0xac0 [ 125.072277][ T8518] rtnetlink_rcv+0x10/0x20 [ 125.076677][ T8518] netlink_unicast+0x45e/0x6a0 [ 125.081449][ T8518] ? netlink_attachskb+0x740/0x740 [ 125.087505][ T8518] ? _copy_from_iter_full+0x18a/0x780 [ 125.092868][ T8518] ? __kasan_check_read+0x11/0x20 [ 125.097872][ T8518] ? __check_object_size+0x203/0x2ea [ 125.103139][ T8518] netlink_sendmsg+0x7b0/0xcb0 [ 125.107899][ T8518] ? netlink_unicast+0x6a0/0x6a0 [ 125.112834][ T8518] ? tomoyo_socket_sendmsg+0x9/0x10 [ 125.118060][ T8518] ? netlink_unicast+0x6a0/0x6a0 [ 125.123239][ T8518] sock_sendmsg+0xb5/0xf0 [ 125.127576][ T8518] ____sys_sendmsg+0x3b0/0x950 [ 125.132341][ T8518] ? copy_msghdr_from_user+0x209/0x420 [ 125.137817][ T8518] ? kernel_sendmsg+0x30/0x30 [ 125.142482][ T8518] ___sys_sendmsg+0xe4/0x160 [ 125.147593][ T8518] ? sendmsg_copy_msghdr+0x30/0x30 [ 125.152709][ T8518] ? rcu_read_lock_held+0x9c/0xb0 [ 125.157733][ T8518] ? __kasan_check_read+0x11/0x20 [ 125.162744][ T8518] ? __fget+0x2ac/0x410 [ 125.166892][ T8518] ? ksys_dup3+0x2e0/0x2e0 [ 125.171297][ T8518] ? find_held_lock+0x36/0x1d0 [ 125.176062][ T8518] ? __fget_light+0x179/0x1f0 [ 125.180720][ T8518] ? __fdget+0xe/0x10 [ 125.184699][ T8518] ? sockfd_lookup_light+0x1c/0x150 [ 125.189885][ T8518] __sys_sendmmsg+0x160/0x370 [ 125.194549][ T8518] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 125.199564][ T8518] ? vfs_write+0x25b/0x520 [ 125.203962][ T8518] ? lock_downgrade+0x900/0x900 [ 125.208807][ T8518] ? __kasan_check_write+0x14/0x20 [ 125.213996][ T8518] ? __mutex_unlock_slowpath+0xe0/0x690 [ 125.219550][ T8518] ? rcu_read_lock_any_held+0xcd/0xf0 [ 125.224925][ T8518] ? __kasan_check_write+0x14/0x20 [ 125.230032][ T8518] ? fput_many+0x1b/0x130 [ 125.234357][ T8518] ? fput+0xe/0x10 [ 125.238066][ T8518] ? ksys_write+0x181/0x220 [ 125.242566][ T8518] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 125.248026][ T8518] ? do_syscall_64+0x21/0x5f0 [ 125.252705][ T8518] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.258842][ T8518] __x64_sys_sendmmsg+0x98/0x100 [ 125.263810][ T8518] do_syscall_64+0xca/0x5f0 [ 125.268312][ T8518] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.274198][ T8518] RIP: 0033:0x45a639 [ 125.278161][ T8518] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 125.297753][ T8518] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 125.306153][ T8518] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 125.314137][ T8518] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 125.322104][ T8518] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 125.330067][ T8518] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 125.338204][ T8518] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 125.735193][ T8529] FAULT_INJECTION: forcing a failure. [ 125.735193][ T8529] name failslab, interval 1, probability 0, space 0, times 0 [ 125.759133][ T8529] CPU: 0 PID: 8529 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 125.767746][ T8529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.778028][ T8529] Call Trace: [ 125.781434][ T8529] dump_stack+0x12d/0x187 [ 125.785770][ T8529] should_fail.cold.4+0x5/0x13 [ 125.790529][ T8529] ? fault_create_debugfs_attr+0x150/0x150 [ 125.796321][ T8529] ? ___might_sleep+0x16b/0x2b0 [ 125.801259][ T8529] __should_failslab+0xba/0xf0 [ 125.806036][ T8529] should_failslab+0x9/0x14 [ 125.810543][ T8529] kmem_cache_alloc_node_trace+0x27b/0x770 [ 125.816528][ T8529] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 125.822602][ T8529] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 125.828421][ T8529] __kmalloc_node_track_caller+0x3c/0x70 [ 125.834050][ T8529] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 125.839614][ T8529] __alloc_skb+0xd7/0x570 [ 125.843953][ T8529] ? netdev_alloc_frag+0x160/0x160 [ 125.849061][ T8529] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 125.855402][ T8529] tc_ctl_tclass+0x457/0xbf0 [ 125.859978][ T8529] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 125.865777][ T8529] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 125.870880][ T8529] rtnetlink_rcv_msg+0x34a/0x8d0 [ 125.876420][ T8529] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 125.881883][ T8529] ? netlink_deliver_tap+0x160/0xac0 [ 125.887253][ T8529] netlink_rcv_skb+0x13c/0x380 [ 125.892149][ T8529] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 125.897856][ T8529] ? netlink_ack+0x970/0x970 [ 125.902547][ T8529] ? netlink_deliver_tap+0x178/0xac0 [ 125.907831][ T8529] rtnetlink_rcv+0x10/0x20 [ 125.912235][ T8529] netlink_unicast+0x45e/0x6a0 [ 125.916978][ T8529] ? netlink_attachskb+0x740/0x740 [ 125.922072][ T8529] ? _copy_from_iter_full+0x18a/0x780 [ 125.927450][ T8529] ? __kasan_check_read+0x11/0x20 [ 125.932475][ T8529] ? __check_object_size+0x203/0x2ea [ 125.937867][ T8529] netlink_sendmsg+0x7b0/0xcb0 [ 125.942618][ T8529] ? netlink_unicast+0x6a0/0x6a0 [ 125.947553][ T8529] ? tomoyo_socket_sendmsg+0x9/0x10 [ 125.952896][ T8529] ? netlink_unicast+0x6a0/0x6a0 [ 125.957846][ T8529] sock_sendmsg+0xb5/0xf0 [ 125.962163][ T8529] ____sys_sendmsg+0x3b0/0x950 [ 125.967001][ T8529] ? copy_msghdr_from_user+0x209/0x420 [ 125.972462][ T8529] ? kernel_sendmsg+0x30/0x30 [ 125.977134][ T8529] ___sys_sendmsg+0xe4/0x160 [ 125.981711][ T8529] ? sendmsg_copy_msghdr+0x30/0x30 [ 125.986801][ T8529] ? rcu_read_lock_held+0x9c/0xb0 [ 125.991818][ T8529] ? __kasan_check_read+0x11/0x20 [ 125.996837][ T8529] ? __fget+0x2ac/0x410 [ 126.000979][ T8529] ? ksys_dup3+0x2e0/0x2e0 [ 126.005382][ T8529] ? find_held_lock+0x36/0x1d0 [ 126.010143][ T8529] ? __fget_light+0x179/0x1f0 [ 126.014820][ T8529] ? __fdget+0xe/0x10 [ 126.018786][ T8529] ? sockfd_lookup_light+0x1c/0x150 [ 126.023977][ T8529] __sys_sendmmsg+0x160/0x370 [ 126.028651][ T8529] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 126.033673][ T8529] ? vfs_write+0x25b/0x520 [ 126.038082][ T8529] ? lock_downgrade+0x900/0x900 [ 126.042919][ T8529] ? __kasan_check_write+0x14/0x20 [ 126.048446][ T8529] ? __mutex_unlock_slowpath+0xe0/0x690 [ 126.053975][ T8529] ? rcu_read_lock_any_held+0xcd/0xf0 [ 126.059395][ T8529] ? __kasan_check_write+0x14/0x20 [ 126.064623][ T8529] ? fput_many+0x1b/0x130 [ 126.068953][ T8529] ? fput+0xe/0x10 [ 126.072670][ T8529] ? ksys_write+0x181/0x220 [ 126.077168][ T8529] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 126.082616][ T8529] ? do_syscall_64+0x21/0x5f0 [ 126.087368][ T8529] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.093541][ T8529] __x64_sys_sendmmsg+0x98/0x100 [ 126.098631][ T8529] do_syscall_64+0xca/0x5f0 [ 126.103147][ T8529] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.109059][ T8529] RIP: 0033:0x45a639 [ 126.112946][ T8529] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.132638][ T8529] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 126.141220][ T8529] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 126.149189][ T8529] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 126.157149][ T8529] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 126.165124][ T8529] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 126.173606][ T8529] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 126.189526][ T8530] FAULT_INJECTION: forcing a failure. [ 126.189526][ T8530] name failslab, interval 1, probability 0, space 0, times 0 [ 126.202726][ T8530] CPU: 1 PID: 8530 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 126.211308][ T8530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.221345][ T8530] Call Trace: [ 126.224613][ T8530] dump_stack+0x12d/0x187 [ 126.228920][ T8530] should_fail.cold.4+0x5/0x13 [ 126.233839][ T8530] ? fault_create_debugfs_attr+0x150/0x150 [ 126.239629][ T8530] ? ___might_sleep+0x16b/0x2b0 [ 126.244461][ T8530] __should_failslab+0xba/0xf0 [ 126.249198][ T8530] should_failslab+0x9/0x14 [ 126.253674][ T8530] kmem_cache_alloc_node_trace+0x27b/0x770 [ 126.259457][ T8530] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 126.265584][ T8530] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 126.271373][ T8530] __kmalloc_node_track_caller+0x3c/0x70 [ 126.277166][ T8530] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 126.282772][ T8530] __alloc_skb+0xd7/0x570 [ 126.287091][ T8530] ? netdev_alloc_frag+0x160/0x160 [ 126.292181][ T8530] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 126.298484][ T8530] tc_ctl_tclass+0x457/0xbf0 [ 126.303058][ T8530] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 126.308846][ T8530] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 126.313940][ T8530] rtnetlink_rcv_msg+0x34a/0x8d0 [ 126.318853][ T8530] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 126.324286][ T8530] ? netlink_deliver_tap+0x160/0xac0 [ 126.329545][ T8530] netlink_rcv_skb+0x13c/0x380 [ 126.335507][ T8530] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 126.340938][ T8530] ? netlink_ack+0x970/0x970 [ 126.345500][ T8530] ? netlink_deliver_tap+0x178/0xac0 [ 126.350763][ T8530] rtnetlink_rcv+0x10/0x20 [ 126.355152][ T8530] netlink_unicast+0x45e/0x6a0 [ 126.359893][ T8530] ? netlink_attachskb+0x740/0x740 [ 126.365067][ T8530] ? _copy_from_iter_full+0x18a/0x780 [ 126.370416][ T8530] ? __kasan_check_read+0x11/0x20 [ 126.375414][ T8530] ? __check_object_size+0x203/0x2ea [ 126.380676][ T8530] netlink_sendmsg+0x7b0/0xcb0 [ 126.385424][ T8530] ? netlink_unicast+0x6a0/0x6a0 [ 126.390341][ T8530] ? tomoyo_socket_sendmsg+0x9/0x10 [ 126.395514][ T8530] ? netlink_unicast+0x6a0/0x6a0 [ 126.400424][ T8530] sock_sendmsg+0xb5/0xf0 [ 126.404729][ T8530] ____sys_sendmsg+0x3b0/0x950 [ 126.409472][ T8530] ? copy_msghdr_from_user+0x209/0x420 [ 126.414903][ T8530] ? kernel_sendmsg+0x30/0x30 [ 126.419568][ T8530] ___sys_sendmsg+0xe4/0x160 [ 126.424132][ T8530] ? sendmsg_copy_msghdr+0x30/0x30 [ 126.429218][ T8530] ? rcu_read_lock_held+0x9c/0xb0 [ 126.434219][ T8530] ? __kasan_check_read+0x11/0x20 [ 126.439233][ T8530] ? __fget+0x2ac/0x410 [ 126.443367][ T8530] ? ksys_dup3+0x2e0/0x2e0 [ 126.447761][ T8530] ? find_held_lock+0x36/0x1d0 [ 126.452501][ T8530] ? __fget_light+0x179/0x1f0 [ 126.457160][ T8530] ? __fdget+0xe/0x10 [ 126.461218][ T8530] ? sockfd_lookup_light+0x1c/0x150 [ 126.466389][ T8530] __sys_sendmmsg+0x160/0x370 [ 126.471040][ T8530] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 126.476669][ T8530] ? vfs_write+0x25b/0x520 [ 126.481065][ T8530] ? lock_downgrade+0x900/0x900 [ 126.485892][ T8530] ? __kasan_check_write+0x14/0x20 [ 126.490976][ T8530] ? __mutex_unlock_slowpath+0xe0/0x690 [ 126.496503][ T8530] ? rcu_read_lock_any_held+0xcd/0xf0 [ 126.501872][ T8530] ? __kasan_check_write+0x14/0x20 [ 126.506965][ T8530] ? fput_many+0x1b/0x130 [ 126.511275][ T8530] ? fput+0xe/0x10 [ 126.514999][ T8530] ? ksys_write+0x181/0x220 [ 126.519495][ T8530] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 126.524963][ T8530] ? do_syscall_64+0x21/0x5f0 [ 126.529630][ T8530] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.535694][ T8530] __x64_sys_sendmmsg+0x98/0x100 [ 126.540613][ T8530] do_syscall_64+0xca/0x5f0 [ 126.545105][ T8530] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.550988][ T8530] RIP: 0033:0x45a639 [ 126.554858][ T8530] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.574899][ T8530] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 126.583290][ T8530] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 126.591327][ T8530] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 126.599422][ T8530] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 126.607394][ T8530] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 126.615348][ T8530] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 126.794453][ T8536] FAULT_INJECTION: forcing a failure. [ 126.794453][ T8536] name failslab, interval 1, probability 0, space 0, times 0 [ 126.807274][ T8536] CPU: 0 PID: 8536 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 126.816036][ T8536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.826307][ T8536] Call Trace: [ 126.829592][ T8536] dump_stack+0x12d/0x187 [ 126.833919][ T8536] should_fail.cold.4+0x5/0x13 [ 126.838677][ T8536] ? fault_create_debugfs_attr+0x150/0x150 [ 126.844476][ T8536] ? ___might_sleep+0x16b/0x2b0 [ 126.849383][ T8536] __should_failslab+0xba/0xf0 [ 126.854157][ T8536] should_failslab+0x9/0x14 [ 126.858676][ T8536] kmem_cache_alloc_node_trace+0x27b/0x770 [ 126.864477][ T8536] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 126.870521][ T8536] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 126.876331][ T8536] __kmalloc_node_track_caller+0x3c/0x70 [ 126.881954][ T8536] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 126.887401][ T8536] __alloc_skb+0xd7/0x570 [ 126.891816][ T8536] ? netdev_alloc_frag+0x160/0x160 [ 126.896928][ T8536] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 126.903259][ T8536] tc_ctl_tclass+0x457/0xbf0 [ 126.907836][ T8536] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 126.913716][ T8536] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 126.918838][ T8536] rtnetlink_rcv_msg+0x34a/0x8d0 [ 126.923767][ T8536] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 126.929359][ T8536] ? netlink_deliver_tap+0x160/0xac0 [ 126.934628][ T8536] netlink_rcv_skb+0x13c/0x380 [ 126.939375][ T8536] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 126.944888][ T8536] ? netlink_ack+0x970/0x970 [ 126.949462][ T8536] ? netlink_deliver_tap+0x178/0xac0 [ 126.954739][ T8536] rtnetlink_rcv+0x10/0x20 [ 126.959175][ T8536] netlink_unicast+0x45e/0x6a0 [ 126.963933][ T8536] ? netlink_attachskb+0x740/0x740 [ 126.969033][ T8536] ? _copy_from_iter_full+0x18a/0x780 [ 126.974421][ T8536] ? __kasan_check_read+0x11/0x20 [ 126.979440][ T8536] ? __check_object_size+0x203/0x2ea [ 126.984739][ T8536] netlink_sendmsg+0x7b0/0xcb0 [ 126.989524][ T8536] ? netlink_unicast+0x6a0/0x6a0 [ 126.994454][ T8536] ? tomoyo_socket_sendmsg+0x9/0x10 [ 126.999648][ T8536] ? netlink_unicast+0x6a0/0x6a0 [ 127.004590][ T8536] sock_sendmsg+0xb5/0xf0 [ 127.008918][ T8536] ____sys_sendmsg+0x3b0/0x950 [ 127.013672][ T8536] ? copy_msghdr_from_user+0x209/0x420 [ 127.019120][ T8536] ? kernel_sendmsg+0x30/0x30 [ 127.023807][ T8536] ___sys_sendmsg+0xe4/0x160 [ 127.028384][ T8536] ? sendmsg_copy_msghdr+0x30/0x30 [ 127.033507][ T8536] ? rcu_read_lock_held+0x9c/0xb0 [ 127.038519][ T8536] ? __kasan_check_read+0x11/0x20 [ 127.043547][ T8536] ? __fget+0x2ac/0x410 [ 127.047695][ T8536] ? ksys_dup3+0x2e0/0x2e0 [ 127.052090][ T8536] ? find_held_lock+0x36/0x1d0 [ 127.056837][ T8536] ? __fget_light+0x179/0x1f0 [ 127.061516][ T8536] ? __fdget+0xe/0x10 [ 127.065588][ T8536] ? sockfd_lookup_light+0x1c/0x150 [ 127.070765][ T8536] __sys_sendmmsg+0x160/0x370 [ 127.075425][ T8536] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 127.080469][ T8536] ? vfs_write+0x25b/0x520 [ 127.084864][ T8536] ? lock_downgrade+0x900/0x900 [ 127.089710][ T8536] ? __kasan_check_write+0x14/0x20 [ 127.094819][ T8536] ? __mutex_unlock_slowpath+0xe0/0x690 [ 127.100370][ T8536] ? rcu_read_lock_any_held+0xcd/0xf0 [ 127.105730][ T8536] ? __kasan_check_write+0x14/0x20 [ 127.110829][ T8536] ? fput_many+0x1b/0x130 [ 127.115232][ T8536] ? fput+0xe/0x10 [ 127.119117][ T8536] ? ksys_write+0x181/0x220 [ 127.123617][ T8536] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 127.129064][ T8536] ? do_syscall_64+0x21/0x5f0 [ 127.133735][ T8536] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.139811][ T8536] __x64_sys_sendmmsg+0x98/0x100 [ 127.144864][ T8536] do_syscall_64+0xca/0x5f0 [ 127.149355][ T8536] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.155239][ T8536] RIP: 0033:0x45a639 [ 127.159118][ T8536] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.178712][ T8536] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 127.187105][ T8536] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 127.195068][ T8536] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 127.203027][ T8536] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 127.210987][ T8536] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 127.218955][ T8536] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 127.425943][ T8543] FAULT_INJECTION: forcing a failure. [ 127.425943][ T8543] name failslab, interval 1, probability 0, space 0, times 0 [ 127.452208][ T8543] CPU: 1 PID: 8543 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 127.462169][ T8543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.472231][ T8543] Call Trace: [ 127.475533][ T8543] dump_stack+0x12d/0x187 [ 127.479893][ T8543] should_fail.cold.4+0x5/0x13 [ 127.484681][ T8543] ? fault_create_debugfs_attr+0x150/0x150 [ 127.490505][ T8543] ? ___might_sleep+0x16b/0x2b0 [ 127.495379][ T8543] __should_failslab+0xba/0xf0 [ 127.500146][ T8543] should_failslab+0x9/0x14 [ 127.504764][ T8543] kmem_cache_alloc_node_trace+0x27b/0x770 [ 127.510648][ T8543] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 127.516914][ T8543] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 127.522818][ T8543] __kmalloc_node_track_caller+0x3c/0x70 [ 127.528551][ T8543] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 127.534003][ T8543] __alloc_skb+0xd7/0x570 [ 127.538439][ T8543] ? netdev_alloc_frag+0x160/0x160 [ 127.543562][ T8543] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 127.549881][ T8543] tc_ctl_tclass+0x457/0xbf0 [ 127.554457][ T8543] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 127.560287][ T8543] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 127.565398][ T8543] rtnetlink_rcv_msg+0x34a/0x8d0 [ 127.570329][ T8543] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 127.575781][ T8543] ? netlink_deliver_tap+0x160/0xac0 [ 127.581130][ T8543] netlink_rcv_skb+0x13c/0x380 [ 127.586000][ T8543] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 127.591606][ T8543] ? netlink_ack+0x970/0x970 [ 127.596186][ T8543] ? netlink_deliver_tap+0x178/0xac0 [ 127.601994][ T8543] rtnetlink_rcv+0x10/0x20 [ 127.606414][ T8543] netlink_unicast+0x45e/0x6a0 [ 127.611185][ T8543] ? netlink_attachskb+0x740/0x740 [ 127.616738][ T8543] ? _copy_from_iter_full+0x18a/0x780 [ 127.622113][ T8543] ? __kasan_check_read+0x11/0x20 [ 127.627128][ T8543] ? __check_object_size+0x203/0x2ea [ 127.632491][ T8543] netlink_sendmsg+0x7b0/0xcb0 [ 127.637246][ T8543] ? netlink_unicast+0x6a0/0x6a0 [ 127.643138][ T8543] ? tomoyo_socket_sendmsg+0x9/0x10 [ 127.648330][ T8543] ? netlink_unicast+0x6a0/0x6a0 [ 127.653252][ T8543] sock_sendmsg+0xb5/0xf0 [ 127.657582][ T8543] ____sys_sendmsg+0x3b0/0x950 [ 127.662335][ T8543] ? copy_msghdr_from_user+0x209/0x420 [ 127.668565][ T8543] ? kernel_sendmsg+0x30/0x30 [ 127.673257][ T8543] ___sys_sendmsg+0xe4/0x160 [ 127.677868][ T8543] ? sendmsg_copy_msghdr+0x30/0x30 [ 127.682965][ T8543] ? rcu_read_lock_held+0x9c/0xb0 [ 127.687976][ T8543] ? __kasan_check_read+0x11/0x20 [ 127.693024][ T8543] ? __fget+0x2ac/0x410 [ 127.697224][ T8543] ? ksys_dup3+0x2e0/0x2e0 [ 127.701874][ T8543] ? find_held_lock+0x36/0x1d0 [ 127.706633][ T8543] ? __fget_light+0x179/0x1f0 [ 127.711312][ T8543] ? __fdget+0xe/0x10 [ 127.715286][ T8543] ? sockfd_lookup_light+0x1c/0x150 [ 127.720482][ T8543] __sys_sendmmsg+0x160/0x370 [ 127.725145][ T8543] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 127.730330][ T8543] ? vfs_write+0x25b/0x520 [ 127.734730][ T8543] ? lock_downgrade+0x900/0x900 [ 127.739667][ T8543] ? __kasan_check_write+0x14/0x20 [ 127.744766][ T8543] ? __mutex_unlock_slowpath+0xe0/0x690 [ 127.750289][ T8543] ? rcu_read_lock_any_held+0xcd/0xf0 [ 127.755661][ T8543] ? __kasan_check_write+0x14/0x20 [ 127.760760][ T8543] ? fput_many+0x1b/0x130 [ 127.765069][ T8543] ? fput+0xe/0x10 [ 127.768770][ T8543] ? ksys_write+0x181/0x220 [ 127.773254][ T8543] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 127.778699][ T8543] ? do_syscall_64+0x21/0x5f0 [ 127.783366][ T8543] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.789429][ T8543] __x64_sys_sendmmsg+0x98/0x100 [ 127.794432][ T8543] do_syscall_64+0xca/0x5f0 [ 127.798943][ T8543] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.804827][ T8543] RIP: 0033:0x45a639 [ 127.808738][ T8543] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.828374][ T8543] RSP: 002b:00007f816840cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 127.836785][ T8543] RAX: ffffffffffffffda RBX: 00007f816840cc90 RCX: 000000000045a639 [ 127.844745][ T8543] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 127.852722][ T8543] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 127.860706][ T8543] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816840d6d4 [ 127.868657][ T8543] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 128.065973][ T8549] FAULT_INJECTION: forcing a failure. [ 128.065973][ T8549] name failslab, interval 1, probability 0, space 0, times 0 [ 128.078939][ T8549] CPU: 1 PID: 8549 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 128.087663][ T8549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.097721][ T8549] Call Trace: [ 128.097738][ T8549] dump_stack+0x12d/0x187 [ 128.097755][ T8549] should_fail.cold.4+0x5/0x13 [ 128.097765][ T8549] ? fault_create_debugfs_attr+0x150/0x150 [ 128.097777][ T8549] ? ___might_sleep+0x16b/0x2b0 [ 128.097791][ T8549] __should_failslab+0xba/0xf0 [ 128.097801][ T8549] should_failslab+0x9/0x14 [ 128.097810][ T8549] kmem_cache_alloc_node_trace+0x27b/0x770 [ 128.097818][ T8549] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 128.097825][ T8549] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 128.097837][ T8549] __kmalloc_node_track_caller+0x3c/0x70 [ 128.097847][ T8549] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 128.097857][ T8549] __alloc_skb+0xd7/0x570 [ 128.097864][ T8549] ? netdev_alloc_frag+0x160/0x160 [ 128.097880][ T8549] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 128.097890][ T8549] tc_ctl_tclass+0x457/0xbf0 [ 128.179268][ T8549] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 128.185172][ T8549] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 128.190299][ T8549] rtnetlink_rcv_msg+0x34a/0x8d0 [ 128.195236][ T8549] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 128.200686][ T8549] ? netlink_deliver_tap+0x160/0xac0 [ 128.205958][ T8549] netlink_rcv_skb+0x13c/0x380 [ 128.211034][ T8549] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 128.216495][ T8549] ? netlink_ack+0x970/0x970 [ 128.221142][ T8549] ? netlink_deliver_tap+0x178/0xac0 [ 128.226524][ T8549] rtnetlink_rcv+0x10/0x20 [ 128.230998][ T8549] netlink_unicast+0x45e/0x6a0 [ 128.235759][ T8549] ? netlink_attachskb+0x740/0x740 [ 128.240943][ T8549] ? _copy_from_iter_full+0x18a/0x780 [ 128.246314][ T8549] ? __kasan_check_read+0x11/0x20 [ 128.251443][ T8549] ? __check_object_size+0x203/0x2ea [ 128.256817][ T8549] netlink_sendmsg+0x7b0/0xcb0 [ 128.261592][ T8549] ? netlink_unicast+0x6a0/0x6a0 [ 128.266720][ T8549] ? tomoyo_socket_sendmsg+0x9/0x10 [ 128.272004][ T8549] ? netlink_unicast+0x6a0/0x6a0 [ 128.276950][ T8549] sock_sendmsg+0xb5/0xf0 [ 128.281302][ T8549] ____sys_sendmsg+0x3b0/0x950 [ 128.286169][ T8549] ? copy_msghdr_from_user+0x209/0x420 [ 128.291757][ T8549] ? kernel_sendmsg+0x30/0x30 [ 128.296423][ T8549] ___sys_sendmsg+0xe4/0x160 [ 128.301102][ T8549] ? sendmsg_copy_msghdr+0x30/0x30 [ 128.306258][ T8549] ? rcu_read_lock_held+0x9c/0xb0 [ 128.311349][ T8549] ? __kasan_check_read+0x11/0x20 [ 128.316368][ T8549] ? __fget+0x2ac/0x410 [ 128.320511][ T8549] ? ksys_dup3+0x2e0/0x2e0 [ 128.324922][ T8549] ? find_held_lock+0x36/0x1d0 [ 128.329685][ T8549] ? __fget_light+0x179/0x1f0 [ 128.334371][ T8549] ? __fdget+0xe/0x10 [ 128.338347][ T8549] ? sockfd_lookup_light+0x1c/0x150 [ 128.343529][ T8549] __sys_sendmmsg+0x160/0x370 [ 128.348301][ T8549] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 128.353320][ T8549] ? vfs_write+0x25b/0x520 [ 128.357748][ T8549] ? lock_downgrade+0x900/0x900 [ 128.362601][ T8549] ? __kasan_check_write+0x14/0x20 [ 128.367815][ T8549] ? __mutex_unlock_slowpath+0xe0/0x690 [ 128.373347][ T8549] ? rcu_read_lock_any_held+0xcd/0xf0 [ 128.378737][ T8549] ? __kasan_check_write+0x14/0x20 [ 128.383848][ T8549] ? fput_many+0x1b/0x130 [ 128.388508][ T8549] ? fput+0xe/0x10 [ 128.392339][ T8549] ? ksys_write+0x181/0x220 [ 128.396840][ T8549] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 128.402284][ T8549] ? do_syscall_64+0x21/0x5f0 [ 128.407061][ T8549] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.413132][ T8549] __x64_sys_sendmmsg+0x98/0x100 [ 128.418079][ T8549] do_syscall_64+0xca/0x5f0 [ 128.422595][ T8549] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.428489][ T8549] RIP: 0033:0x45a639 [ 128.432490][ T8549] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.452212][ T8549] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 128.460869][ T8549] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 128.468834][ T8549] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 128.477041][ T8549] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 128.485427][ T8549] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 128.493405][ T8549] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 128.924714][ T8560] FAULT_INJECTION: forcing a failure. [ 128.924714][ T8560] name failslab, interval 1, probability 0, space 0, times 0 [ 128.937440][ T8560] CPU: 0 PID: 8560 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 128.946023][ T8560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.956062][ T8560] Call Trace: [ 128.959346][ T8560] dump_stack+0x12d/0x187 [ 128.963696][ T8560] should_fail.cold.4+0x5/0x13 [ 128.968465][ T8560] ? fault_create_debugfs_attr+0x150/0x150 [ 128.974254][ T8560] ? ___might_sleep+0x16b/0x2b0 [ 128.979149][ T8560] __should_failslab+0xba/0xf0 [ 128.983916][ T8560] should_failslab+0x9/0x14 [ 128.988414][ T8560] kmem_cache_alloc_node_trace+0x27b/0x770 [ 128.994208][ T8560] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 129.000257][ T8560] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 129.006046][ T8560] __kmalloc_node_track_caller+0x3c/0x70 [ 129.011670][ T8560] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 129.017140][ T8560] __alloc_skb+0xd7/0x570 [ 129.021451][ T8560] ? netdev_alloc_frag+0x160/0x160 [ 129.026548][ T8560] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 129.032863][ T8560] tc_ctl_tclass+0x457/0xbf0 [ 129.037871][ T8560] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 129.043654][ T8560] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 129.048754][ T8560] rtnetlink_rcv_msg+0x34a/0x8d0 [ 129.053687][ T8560] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 129.059151][ T8560] ? netlink_deliver_tap+0x160/0xac0 [ 129.065234][ T8560] netlink_rcv_skb+0x13c/0x380 [ 129.069996][ T8560] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 129.075444][ T8560] ? netlink_ack+0x970/0x970 [ 129.080018][ T8560] ? netlink_deliver_tap+0x178/0xac0 [ 129.085299][ T8560] rtnetlink_rcv+0x10/0x20 [ 129.089698][ T8560] netlink_unicast+0x45e/0x6a0 [ 129.094453][ T8560] ? netlink_attachskb+0x740/0x740 [ 129.099673][ T8560] ? _copy_from_iter_full+0x18a/0x780 [ 129.105031][ T8560] ? __kasan_check_read+0x11/0x20 [ 129.110039][ T8560] ? __check_object_size+0x203/0x2ea [ 129.115766][ T8560] netlink_sendmsg+0x7b0/0xcb0 [ 129.120525][ T8560] ? netlink_unicast+0x6a0/0x6a0 [ 129.125534][ T8560] ? tomoyo_socket_sendmsg+0x9/0x10 [ 129.130712][ T8560] ? netlink_unicast+0x6a0/0x6a0 [ 129.135627][ T8560] sock_sendmsg+0xb5/0xf0 [ 129.140035][ T8560] ____sys_sendmsg+0x3b0/0x950 [ 129.144792][ T8560] ? copy_msghdr_from_user+0x209/0x420 [ 129.150310][ T8560] ? kernel_sendmsg+0x30/0x30 [ 129.154983][ T8560] ___sys_sendmsg+0xe4/0x160 [ 129.159555][ T8560] ? sendmsg_copy_msghdr+0x30/0x30 [ 129.164748][ T8560] ? rcu_read_lock_held+0x9c/0xb0 [ 129.169777][ T8560] ? __kasan_check_read+0x11/0x20 [ 129.174805][ T8560] ? __fget+0x2ac/0x410 [ 129.178943][ T8560] ? ksys_dup3+0x2e0/0x2e0 [ 129.183341][ T8560] ? find_held_lock+0x36/0x1d0 [ 129.188087][ T8560] ? __fget_light+0x179/0x1f0 [ 129.192748][ T8560] ? __fdget+0xe/0x10 [ 129.196707][ T8560] ? sockfd_lookup_light+0x1c/0x150 [ 129.201882][ T8560] __sys_sendmmsg+0x160/0x370 [ 129.206544][ T8560] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 129.211557][ T8560] ? vfs_write+0x25b/0x520 [ 129.216011][ T8560] ? lock_downgrade+0x900/0x900 [ 129.220851][ T8560] ? __kasan_check_write+0x14/0x20 [ 129.226030][ T8560] ? __mutex_unlock_slowpath+0xe0/0x690 [ 129.231562][ T8560] ? rcu_read_lock_any_held+0xcd/0xf0 [ 129.236934][ T8560] ? __kasan_check_write+0x14/0x20 [ 129.242027][ T8560] ? fput_many+0x1b/0x130 [ 129.246335][ T8560] ? fput+0xe/0x10 [ 129.250065][ T8560] ? ksys_write+0x181/0x220 [ 129.254560][ T8560] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 129.260006][ T8560] ? do_syscall_64+0x21/0x5f0 [ 129.264691][ T8560] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.270764][ T8560] __x64_sys_sendmmsg+0x98/0x100 [ 129.275707][ T8560] do_syscall_64+0xca/0x5f0 [ 129.280224][ T8560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.286108][ T8560] RIP: 0033:0x45a639 [ 129.290072][ T8560] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.309675][ T8560] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 129.318070][ T8560] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 129.326025][ T8560] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 129.333999][ T8560] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 129.341971][ T8560] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 129.349950][ T8560] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 129.359777][ T8561] FAULT_INJECTION: forcing a failure. [ 129.359777][ T8561] name failslab, interval 1, probability 0, space 0, times 0 [ 129.375976][ T8561] CPU: 1 PID: 8561 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 129.384585][ T8561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.394776][ T8561] Call Trace: [ 129.398082][ T8561] dump_stack+0x12d/0x187 [ 129.402425][ T8561] should_fail.cold.4+0x5/0x13 [ 129.407201][ T8561] ? fault_create_debugfs_attr+0x150/0x150 [ 129.413014][ T8561] ? ___might_sleep+0x16b/0x2b0 [ 129.417867][ T8561] __should_failslab+0xba/0xf0 [ 129.422720][ T8561] should_failslab+0x9/0x14 [ 129.427222][ T8561] kmem_cache_alloc_node_trace+0x27b/0x770 [ 129.433028][ T8561] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 129.439087][ T8561] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 129.444907][ T8561] __kmalloc_node_track_caller+0x3c/0x70 [ 129.450534][ T8561] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 129.455991][ T8561] __alloc_skb+0xd7/0x570 [ 129.460311][ T8561] ? netdev_alloc_frag+0x160/0x160 [ 129.465723][ T8561] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 129.472046][ T8561] tc_ctl_tclass+0x457/0xbf0 [ 129.476638][ T8561] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 129.482436][ T8561] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 129.487533][ T8561] rtnetlink_rcv_msg+0x34a/0x8d0 [ 129.492449][ T8561] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 129.498024][ T8561] ? netlink_deliver_tap+0x160/0xac0 [ 129.503305][ T8561] netlink_rcv_skb+0x13c/0x380 [ 129.508060][ T8561] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 129.513599][ T8561] ? netlink_ack+0x970/0x970 [ 129.518179][ T8561] ? netlink_deliver_tap+0x178/0xac0 [ 129.523569][ T8561] rtnetlink_rcv+0x10/0x20 [ 129.527965][ T8561] netlink_unicast+0x45e/0x6a0 [ 129.532713][ T8561] ? netlink_attachskb+0x740/0x740 [ 129.537821][ T8561] ? _copy_from_iter_full+0x18a/0x780 [ 129.543203][ T8561] ? __kasan_check_read+0x11/0x20 [ 129.548212][ T8561] ? __check_object_size+0x203/0x2ea [ 129.553479][ T8561] netlink_sendmsg+0x7b0/0xcb0 [ 129.558241][ T8561] ? netlink_unicast+0x6a0/0x6a0 [ 129.563189][ T8561] ? tomoyo_socket_sendmsg+0x9/0x10 [ 129.568387][ T8561] ? netlink_unicast+0x6a0/0x6a0 [ 129.573311][ T8561] sock_sendmsg+0xb5/0xf0 [ 129.577652][ T8561] ____sys_sendmsg+0x3b0/0x950 [ 129.582423][ T8561] ? copy_msghdr_from_user+0x209/0x420 [ 129.587883][ T8561] ? kernel_sendmsg+0x30/0x30 [ 129.592547][ T8561] ___sys_sendmsg+0xe4/0x160 [ 129.597127][ T8561] ? sendmsg_copy_msghdr+0x30/0x30 [ 129.602224][ T8561] ? rcu_read_lock_held+0x9c/0xb0 [ 129.607248][ T8561] ? __kasan_check_read+0x11/0x20 [ 129.612256][ T8561] ? __fget+0x2ac/0x410 [ 129.616404][ T8561] ? ksys_dup3+0x2e0/0x2e0 [ 129.620811][ T8561] ? find_held_lock+0x36/0x1d0 [ 129.625565][ T8561] ? __fget_light+0x179/0x1f0 [ 129.630218][ T8561] ? __fdget+0xe/0x10 [ 129.634180][ T8561] ? sockfd_lookup_light+0x1c/0x150 [ 129.639363][ T8561] __sys_sendmmsg+0x160/0x370 [ 129.644028][ T8561] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 129.649043][ T8561] ? vfs_write+0x25b/0x520 [ 129.653463][ T8561] ? lock_downgrade+0x900/0x900 [ 129.658337][ T8561] ? __kasan_check_write+0x14/0x20 [ 129.663445][ T8561] ? __mutex_unlock_slowpath+0xe0/0x690 [ 129.668989][ T8561] ? rcu_read_lock_any_held+0xcd/0xf0 [ 129.675312][ T8561] ? __kasan_check_write+0x14/0x20 [ 129.680425][ T8561] ? fput_many+0x1b/0x130 [ 129.684752][ T8561] ? fput+0xe/0x10 [ 129.688599][ T8561] ? ksys_write+0x181/0x220 [ 129.693106][ T8561] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 129.698615][ T8561] ? do_syscall_64+0x21/0x5f0 [ 129.703277][ T8561] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.709334][ T8561] __x64_sys_sendmmsg+0x98/0x100 [ 129.714268][ T8561] do_syscall_64+0xca/0x5f0 [ 129.718780][ T8561] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.724673][ T8561] RIP: 0033:0x45a639 [ 129.728561][ T8561] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.748186][ T8561] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 129.756719][ T8561] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 129.764811][ T8561] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 129.772875][ T8561] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 129.780884][ T8561] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 129.788846][ T8561] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 129.995151][ T8567] FAULT_INJECTION: forcing a failure. [ 129.995151][ T8567] name failslab, interval 1, probability 0, space 0, times 0 [ 130.008940][ T8567] CPU: 0 PID: 8567 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 130.017523][ T8567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.027563][ T8567] Call Trace: [ 130.030982][ T8567] dump_stack+0x12d/0x187 [ 130.035319][ T8567] should_fail.cold.4+0x5/0x13 [ 130.040073][ T8567] ? fault_create_debugfs_attr+0x150/0x150 [ 130.045861][ T8567] ? ___might_sleep+0x16b/0x2b0 [ 130.050704][ T8567] __should_failslab+0xba/0xf0 [ 130.055452][ T8567] should_failslab+0x9/0x14 [ 130.059939][ T8567] kmem_cache_alloc_node_trace+0x27b/0x770 [ 130.065724][ T8567] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 130.071769][ T8567] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 130.077555][ T8567] __kmalloc_node_track_caller+0x3c/0x70 [ 130.083181][ T8567] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 130.088618][ T8567] __alloc_skb+0xd7/0x570 [ 130.092940][ T8567] ? netdev_alloc_frag+0x160/0x160 [ 130.098032][ T8567] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 130.104352][ T8567] tc_ctl_tclass+0x457/0xbf0 [ 130.108935][ T8567] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 130.114808][ T8567] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 130.119988][ T8567] rtnetlink_rcv_msg+0x34a/0x8d0 [ 130.124923][ T8567] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 130.130396][ T8567] ? netlink_deliver_tap+0x160/0xac0 [ 130.135687][ T8567] netlink_rcv_skb+0x13c/0x380 [ 130.140433][ T8567] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 130.145882][ T8567] ? netlink_ack+0x970/0x970 [ 130.150453][ T8567] ? netlink_deliver_tap+0x178/0xac0 [ 130.155719][ T8567] rtnetlink_rcv+0x10/0x20 [ 130.160115][ T8567] netlink_unicast+0x45e/0x6a0 [ 130.164858][ T8567] ? netlink_attachskb+0x740/0x740 [ 130.169945][ T8567] ? _copy_from_iter_full+0x18a/0x780 [ 130.175313][ T8567] ? __kasan_check_read+0x11/0x20 [ 130.180327][ T8567] ? __check_object_size+0x203/0x2ea [ 130.185591][ T8567] netlink_sendmsg+0x7b0/0xcb0 [ 130.190335][ T8567] ? netlink_unicast+0x6a0/0x6a0 [ 130.195255][ T8567] ? tomoyo_socket_sendmsg+0x9/0x10 [ 130.200434][ T8567] ? netlink_unicast+0x6a0/0x6a0 [ 130.205373][ T8567] sock_sendmsg+0xb5/0xf0 [ 130.210202][ T8567] ____sys_sendmsg+0x3b0/0x950 [ 130.214943][ T8567] ? copy_msghdr_from_user+0x209/0x420 [ 130.220395][ T8567] ? kernel_sendmsg+0x30/0x30 [ 130.225068][ T8567] ___sys_sendmsg+0xe4/0x160 [ 130.230087][ T8567] ? sendmsg_copy_msghdr+0x30/0x30 [ 130.235196][ T8567] ? rcu_read_lock_held+0x9c/0xb0 [ 130.240208][ T8567] ? __kasan_check_read+0x11/0x20 [ 130.245220][ T8567] ? __fget+0x2ac/0x410 [ 130.249377][ T8567] ? ksys_dup3+0x2e0/0x2e0 [ 130.253792][ T8567] ? find_held_lock+0x36/0x1d0 [ 130.258698][ T8567] ? __fget_light+0x179/0x1f0 [ 130.263370][ T8567] ? __fdget+0xe/0x10 [ 130.267333][ T8567] ? sockfd_lookup_light+0x1c/0x150 [ 130.272513][ T8567] __sys_sendmmsg+0x160/0x370 [ 130.277181][ T8567] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 130.282198][ T8567] ? vfs_write+0x25b/0x520 [ 130.286591][ T8567] ? lock_downgrade+0x900/0x900 [ 130.291436][ T8567] ? __kasan_check_write+0x14/0x20 [ 130.296531][ T8567] ? __mutex_unlock_slowpath+0xe0/0x690 [ 130.302065][ T8567] ? rcu_read_lock_any_held+0xcd/0xf0 [ 130.307427][ T8567] ? __kasan_check_write+0x14/0x20 [ 130.312527][ T8567] ? fput_many+0x1b/0x130 [ 130.316832][ T8567] ? fput+0xe/0x10 [ 130.320564][ T8567] ? ksys_write+0x181/0x220 [ 130.325044][ T8567] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 130.330496][ T8567] ? do_syscall_64+0x21/0x5f0 [ 130.335182][ T8567] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.341852][ T8567] __x64_sys_sendmmsg+0x98/0x100 [ 130.346787][ T8567] do_syscall_64+0xca/0x5f0 [ 130.351267][ T8567] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.357153][ T8567] RIP: 0033:0x45a639 [ 130.361039][ T8567] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.382365][ T8567] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 2020/01/13 17:04:12 executed programs: 103 [ 130.390756][ T8567] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 130.398726][ T8567] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 130.408420][ T8567] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 130.416375][ T8567] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 130.424333][ T8567] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 130.624456][ T8569] FAULT_INJECTION: forcing a failure. [ 130.624456][ T8569] name failslab, interval 1, probability 0, space 0, times 0 [ 130.637344][ T8569] CPU: 0 PID: 8569 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 130.645921][ T8569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.655957][ T8569] Call Trace: [ 130.659230][ T8569] dump_stack+0x12d/0x187 [ 130.663974][ T8569] should_fail.cold.4+0x5/0x13 [ 130.668713][ T8569] ? fault_create_debugfs_attr+0x150/0x150 [ 130.674495][ T8569] ? ___might_sleep+0x16b/0x2b0 [ 130.679322][ T8569] __should_failslab+0xba/0xf0 [ 130.684237][ T8569] should_failslab+0x9/0x14 [ 130.688715][ T8569] kmem_cache_alloc_node_trace+0x27b/0x770 [ 130.694496][ T8569] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 130.700551][ T8569] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 130.706337][ T8569] __kmalloc_node_track_caller+0x3c/0x70 [ 130.711959][ T8569] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 130.717415][ T8569] __alloc_skb+0xd7/0x570 [ 130.721743][ T8569] ? netdev_alloc_frag+0x160/0x160 [ 130.726846][ T8569] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 130.733159][ T8569] tc_ctl_tclass+0x457/0xbf0 [ 130.739119][ T8569] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 130.744911][ T8569] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 130.750006][ T8569] rtnetlink_rcv_msg+0x34a/0x8d0 [ 130.754924][ T8569] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 130.760361][ T8569] ? netlink_deliver_tap+0x160/0xac0 [ 130.765623][ T8569] netlink_rcv_skb+0x13c/0x380 [ 130.770372][ T8569] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 130.775805][ T8569] ? netlink_ack+0x970/0x970 [ 130.780368][ T8569] ? netlink_deliver_tap+0x178/0xac0 [ 130.785631][ T8569] rtnetlink_rcv+0x10/0x20 [ 130.790020][ T8569] netlink_unicast+0x45e/0x6a0 [ 130.794761][ T8569] ? netlink_attachskb+0x740/0x740 [ 130.799849][ T8569] ? _copy_from_iter_full+0x18a/0x780 [ 130.805292][ T8569] ? __kasan_check_read+0x11/0x20 [ 130.810336][ T8569] ? __check_object_size+0x203/0x2ea [ 130.815962][ T8569] netlink_sendmsg+0x7b0/0xcb0 [ 130.820719][ T8569] ? netlink_unicast+0x6a0/0x6a0 [ 130.825643][ T8569] ? tomoyo_socket_sendmsg+0x9/0x10 [ 130.830942][ T8569] ? netlink_unicast+0x6a0/0x6a0 [ 130.835868][ T8569] sock_sendmsg+0xb5/0xf0 [ 130.840208][ T8569] ____sys_sendmsg+0x3b0/0x950 [ 130.844964][ T8569] ? copy_msghdr_from_user+0x209/0x420 [ 130.850513][ T8569] ? kernel_sendmsg+0x30/0x30 [ 130.855212][ T8569] ___sys_sendmsg+0xe4/0x160 [ 130.859795][ T8569] ? sendmsg_copy_msghdr+0x30/0x30 [ 130.864908][ T8569] ? rcu_read_lock_held+0x9c/0xb0 [ 130.869918][ T8569] ? __kasan_check_read+0x11/0x20 [ 130.874934][ T8569] ? __fget+0x2ac/0x410 [ 130.879070][ T8569] ? ksys_dup3+0x2e0/0x2e0 [ 130.883502][ T8569] ? find_held_lock+0x36/0x1d0 [ 130.888240][ T8569] ? __fget_light+0x179/0x1f0 [ 130.892894][ T8569] ? __fdget+0xe/0x10 [ 130.896860][ T8569] ? sockfd_lookup_light+0x1c/0x150 [ 130.902049][ T8569] __sys_sendmmsg+0x160/0x370 [ 130.906719][ T8569] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 130.911873][ T8569] ? vfs_write+0x25b/0x520 [ 130.916283][ T8569] ? lock_downgrade+0x900/0x900 [ 130.921213][ T8569] ? __kasan_check_write+0x14/0x20 [ 130.926308][ T8569] ? __mutex_unlock_slowpath+0xe0/0x690 [ 130.931840][ T8569] ? rcu_read_lock_any_held+0xcd/0xf0 [ 130.937205][ T8569] ? __kasan_check_write+0x14/0x20 [ 130.942299][ T8569] ? fput_many+0x1b/0x130 [ 130.946610][ T8569] ? fput+0xe/0x10 [ 130.950313][ T8569] ? ksys_write+0x181/0x220 [ 130.954881][ T8569] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 130.960317][ T8569] ? do_syscall_64+0x21/0x5f0 [ 130.964978][ T8569] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.971032][ T8569] __x64_sys_sendmmsg+0x98/0x100 [ 130.975951][ T8569] do_syscall_64+0xca/0x5f0 [ 130.980451][ T8569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.986321][ T8569] RIP: 0033:0x45a639 [ 130.990189][ T8569] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.010076][ T8569] RSP: 002b:00007f9f658fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 131.018659][ T8569] RAX: ffffffffffffffda RBX: 00007f9f658fbc90 RCX: 000000000045a639 [ 131.028094][ T8569] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 131.036214][ T8569] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 131.044184][ T8569] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658fc6d4 [ 131.052765][ T8569] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 131.264415][ T8579] FAULT_INJECTION: forcing a failure. [ 131.264415][ T8579] name failslab, interval 1, probability 0, space 0, times 0 [ 131.277679][ T8579] CPU: 0 PID: 8579 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 131.286371][ T8579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.296820][ T8579] Call Trace: [ 131.300193][ T8579] dump_stack+0x12d/0x187 [ 131.304527][ T8579] should_fail.cold.4+0x5/0x13 [ 131.309386][ T8579] ? fault_create_debugfs_attr+0x150/0x150 [ 131.315269][ T8579] ? ___might_sleep+0x16b/0x2b0 [ 131.320116][ T8579] __should_failslab+0xba/0xf0 [ 131.324878][ T8579] should_failslab+0x9/0x14 [ 131.329547][ T8579] kmem_cache_alloc_node+0x266/0x760 [ 131.334960][ T8579] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 131.340236][ T8579] ? __local_bh_enable_ip+0x160/0x260 [ 131.345609][ T8579] ? qfq_change_class+0x538/0x16c4 [ 131.350711][ T8579] ? trace_hardirqs_on+0x28/0x1a0 [ 131.355731][ T8579] __alloc_skb+0xa7/0x570 [ 131.360059][ T8579] ? netdev_alloc_frag+0x160/0x160 [ 131.365178][ T8579] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 131.371499][ T8579] tc_ctl_tclass+0x457/0xbf0 [ 131.376100][ T8579] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 131.381955][ T8579] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 131.387084][ T8579] rtnetlink_rcv_msg+0x34a/0x8d0 [ 131.392016][ T8579] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 131.397473][ T8579] ? netlink_deliver_tap+0x160/0xac0 [ 131.402840][ T8579] netlink_rcv_skb+0x13c/0x380 [ 131.407624][ T8579] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 131.413073][ T8579] ? netlink_ack+0x970/0x970 [ 131.417642][ T8579] ? netlink_deliver_tap+0x178/0xac0 [ 131.422910][ T8579] rtnetlink_rcv+0x10/0x20 [ 131.427754][ T8579] netlink_unicast+0x45e/0x6a0 [ 131.432511][ T8579] ? netlink_attachskb+0x740/0x740 [ 131.437636][ T8579] ? _copy_from_iter_full+0x18a/0x780 [ 131.442995][ T8579] ? __kasan_check_read+0x11/0x20 [ 131.448006][ T8579] ? __check_object_size+0x203/0x2ea [ 131.453383][ T8579] netlink_sendmsg+0x7b0/0xcb0 [ 131.458149][ T8579] ? netlink_unicast+0x6a0/0x6a0 [ 131.463098][ T8579] ? tomoyo_socket_sendmsg+0x9/0x10 [ 131.468294][ T8579] ? netlink_unicast+0x6a0/0x6a0 [ 131.473239][ T8579] sock_sendmsg+0xb5/0xf0 [ 131.477566][ T8579] ____sys_sendmsg+0x3b0/0x950 [ 131.482326][ T8579] ? copy_msghdr_from_user+0x209/0x420 [ 131.487777][ T8579] ? kernel_sendmsg+0x30/0x30 [ 131.492452][ T8579] ___sys_sendmsg+0xe4/0x160 [ 131.497030][ T8579] ? sendmsg_copy_msghdr+0x30/0x30 [ 131.502223][ T8579] ? rcu_read_lock_held+0x9c/0xb0 [ 131.507375][ T8579] ? __kasan_check_read+0x11/0x20 [ 131.512448][ T8579] ? __fget+0x2ac/0x410 [ 131.516619][ T8579] ? ksys_dup3+0x2e0/0x2e0 [ 131.521022][ T8579] ? find_held_lock+0x36/0x1d0 [ 131.525861][ T8579] ? __fget_light+0x179/0x1f0 [ 131.530637][ T8579] ? __fdget+0xe/0x10 [ 131.535105][ T8579] ? sockfd_lookup_light+0x1c/0x150 [ 131.540300][ T8579] __sys_sendmmsg+0x160/0x370 [ 131.544977][ T8579] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 131.550234][ T8579] ? vfs_write+0x25b/0x520 [ 131.554662][ T8579] ? lock_downgrade+0x900/0x900 [ 131.559515][ T8579] ? __kasan_check_write+0x14/0x20 [ 131.564620][ T8579] ? __mutex_unlock_slowpath+0xe0/0x690 [ 131.570160][ T8579] ? rcu_read_lock_any_held+0xcd/0xf0 [ 131.575518][ T8579] ? __kasan_check_write+0x14/0x20 [ 131.580624][ T8579] ? fput_many+0x1b/0x130 [ 131.585212][ T8579] ? fput+0xe/0x10 [ 131.588927][ T8579] ? ksys_write+0x181/0x220 [ 131.593510][ T8579] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 131.598978][ T8579] ? do_syscall_64+0x21/0x5f0 [ 131.603642][ T8579] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.609699][ T8579] __x64_sys_sendmmsg+0x98/0x100 [ 131.614621][ T8579] do_syscall_64+0xca/0x5f0 [ 131.619120][ T8579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.625008][ T8579] RIP: 0033:0x45a639 [ 131.629149][ T8579] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.649021][ T8579] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 131.657607][ T8579] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 131.665593][ T8579] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 131.673675][ T8579] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 131.682246][ T8579] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 131.690231][ T8579] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 132.415886][ T8600] FAULT_INJECTION: forcing a failure. [ 132.415886][ T8600] name failslab, interval 1, probability 0, space 0, times 0 [ 132.432524][ T8600] CPU: 1 PID: 8600 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 132.441133][ T8600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.451185][ T8600] Call Trace: [ 132.454477][ T8600] dump_stack+0x12d/0x187 [ 132.458817][ T8600] should_fail.cold.4+0x5/0x13 [ 132.463571][ T8600] ? fault_create_debugfs_attr+0x150/0x150 [ 132.469759][ T8600] ? ___might_sleep+0x16b/0x2b0 [ 132.474611][ T8600] __should_failslab+0xba/0xf0 [ 132.479363][ T8600] should_failslab+0x9/0x14 [ 132.483849][ T8600] kmem_cache_alloc_node+0x266/0x760 [ 132.493549][ T8600] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 132.498818][ T8600] ? __local_bh_enable_ip+0x160/0x260 [ 132.504266][ T8600] ? qfq_change_class+0x538/0x16c4 [ 132.509401][ T8600] ? trace_hardirqs_on+0x28/0x1a0 [ 132.514406][ T8600] __alloc_skb+0xa7/0x570 [ 132.518713][ T8600] ? netdev_alloc_frag+0x160/0x160 [ 132.523811][ T8600] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 132.530133][ T8600] tc_ctl_tclass+0x457/0xbf0 [ 132.534711][ T8600] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 132.540938][ T8600] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 132.548053][ T8600] rtnetlink_rcv_msg+0x34a/0x8d0 [ 132.552984][ T8600] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 132.558422][ T8600] ? netlink_deliver_tap+0x160/0xac0 [ 132.563698][ T8600] netlink_rcv_skb+0x13c/0x380 [ 132.568449][ T8600] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 132.573895][ T8600] ? netlink_ack+0x970/0x970 [ 132.578464][ T8600] ? netlink_deliver_tap+0x178/0xac0 [ 132.583736][ T8600] rtnetlink_rcv+0x10/0x20 [ 132.588170][ T8600] netlink_unicast+0x45e/0x6a0 [ 132.592954][ T8600] ? netlink_attachskb+0x740/0x740 [ 132.598051][ T8600] ? _copy_from_iter_full+0x18a/0x780 [ 132.603459][ T8600] ? __kasan_check_read+0x11/0x20 [ 132.608463][ T8600] ? __check_object_size+0x203/0x2ea [ 132.613731][ T8600] netlink_sendmsg+0x7b0/0xcb0 [ 132.618473][ T8600] ? netlink_unicast+0x6a0/0x6a0 [ 132.623406][ T8600] ? tomoyo_socket_sendmsg+0x9/0x10 [ 132.628581][ T8600] ? netlink_unicast+0x6a0/0x6a0 [ 132.633500][ T8600] sock_sendmsg+0xb5/0xf0 [ 132.637815][ T8600] ____sys_sendmsg+0x3b0/0x950 [ 132.642552][ T8600] ? copy_msghdr_from_user+0x209/0x420 [ 132.647992][ T8600] ? kernel_sendmsg+0x30/0x30 [ 132.652752][ T8600] ___sys_sendmsg+0xe4/0x160 [ 132.657324][ T8600] ? sendmsg_copy_msghdr+0x30/0x30 [ 132.662420][ T8600] ? rcu_read_lock_held+0x9c/0xb0 [ 132.667449][ T8600] ? __kasan_check_read+0x11/0x20 [ 132.672462][ T8600] ? __fget+0x2ac/0x410 [ 132.676597][ T8600] ? ksys_dup3+0x2e0/0x2e0 [ 132.680990][ T8600] ? find_held_lock+0x36/0x1d0 [ 132.685741][ T8600] ? __fget_light+0x179/0x1f0 [ 132.690399][ T8600] ? __fdget+0xe/0x10 [ 132.694357][ T8600] ? sockfd_lookup_light+0x1c/0x150 [ 132.699540][ T8600] __sys_sendmmsg+0x160/0x370 [ 132.704202][ T8600] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 132.709334][ T8600] ? vfs_write+0x25b/0x520 [ 132.713740][ T8600] ? lock_downgrade+0x900/0x900 [ 132.718583][ T8600] ? __kasan_check_write+0x14/0x20 [ 132.723686][ T8600] ? __mutex_unlock_slowpath+0xe0/0x690 [ 132.729414][ T8600] ? rcu_read_lock_any_held+0xcd/0xf0 [ 132.734777][ T8600] ? __kasan_check_write+0x14/0x20 [ 132.739870][ T8600] ? fput_many+0x1b/0x130 [ 132.744279][ T8600] ? fput+0xe/0x10 [ 132.748002][ T8600] ? ksys_write+0x181/0x220 [ 132.752496][ T8600] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 132.757934][ T8600] ? do_syscall_64+0x21/0x5f0 [ 132.762589][ T8600] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.768633][ T8600] __x64_sys_sendmmsg+0x98/0x100 [ 132.773548][ T8600] do_syscall_64+0xca/0x5f0 [ 132.778033][ T8600] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.783905][ T8600] RIP: 0033:0x45a639 [ 132.787786][ T8600] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 132.807423][ T8600] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 132.815839][ T8600] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 132.823804][ T8600] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 132.831768][ T8600] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 132.839726][ T8600] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 132.847681][ T8600] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 132.860990][ T8601] FAULT_INJECTION: forcing a failure. [ 132.860990][ T8601] name failslab, interval 1, probability 0, space 0, times 0 [ 132.874510][ T8601] CPU: 1 PID: 8601 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 132.883104][ T8601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.893145][ T8601] Call Trace: [ 132.896416][ T8601] dump_stack+0x12d/0x187 [ 132.900727][ T8601] should_fail.cold.4+0x5/0x13 [ 132.905489][ T8601] ? fault_create_debugfs_attr+0x150/0x150 [ 132.911285][ T8601] ? ___might_sleep+0x16b/0x2b0 [ 132.916132][ T8601] __should_failslab+0xba/0xf0 [ 132.920881][ T8601] should_failslab+0x9/0x14 [ 132.925379][ T8601] kmem_cache_alloc_node+0x266/0x760 [ 132.930645][ T8601] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 132.935905][ T8601] ? __local_bh_enable_ip+0x160/0x260 [ 132.941269][ T8601] ? qfq_change_class+0x538/0x16c4 [ 132.946366][ T8601] ? trace_hardirqs_on+0x28/0x1a0 [ 132.951369][ T8601] __alloc_skb+0xa7/0x570 [ 132.955993][ T8601] ? netdev_alloc_frag+0x160/0x160 [ 132.961124][ T8601] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 132.967625][ T8601] tc_ctl_tclass+0x457/0xbf0 [ 132.972308][ T8601] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 132.978121][ T8601] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 132.983223][ T8601] rtnetlink_rcv_msg+0x34a/0x8d0 [ 132.988139][ T8601] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 132.993582][ T8601] ? netlink_deliver_tap+0x160/0xac0 [ 132.998845][ T8601] netlink_rcv_skb+0x13c/0x380 [ 133.003587][ T8601] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 133.009023][ T8601] ? netlink_ack+0x970/0x970 [ 133.013589][ T8601] ? netlink_deliver_tap+0x178/0xac0 [ 133.018855][ T8601] rtnetlink_rcv+0x10/0x20 [ 133.023254][ T8601] netlink_unicast+0x45e/0x6a0 [ 133.027998][ T8601] ? netlink_attachskb+0x740/0x740 [ 133.033094][ T8601] ? _copy_from_iter_full+0x18a/0x780 [ 133.038446][ T8601] ? __kasan_check_read+0x11/0x20 [ 133.043463][ T8601] ? __check_object_size+0x203/0x2ea [ 133.048776][ T8601] netlink_sendmsg+0x7b0/0xcb0 [ 133.053638][ T8601] ? netlink_unicast+0x6a0/0x6a0 [ 133.058566][ T8601] ? tomoyo_socket_sendmsg+0x9/0x10 [ 133.063755][ T8601] ? netlink_unicast+0x6a0/0x6a0 [ 133.068684][ T8601] sock_sendmsg+0xb5/0xf0 [ 133.073014][ T8601] ____sys_sendmsg+0x3b0/0x950 [ 133.077761][ T8601] ? copy_msghdr_from_user+0x209/0x420 [ 133.083281][ T8601] ? kernel_sendmsg+0x30/0x30 [ 133.087954][ T8601] ___sys_sendmsg+0xe4/0x160 [ 133.092536][ T8601] ? sendmsg_copy_msghdr+0x30/0x30 [ 133.097638][ T8601] ? rcu_read_lock_held+0x9c/0xb0 [ 133.102655][ T8601] ? __kasan_check_read+0x11/0x20 [ 133.107749][ T8601] ? __fget+0x2ac/0x410 [ 133.112009][ T8601] ? ksys_dup3+0x2e0/0x2e0 [ 133.116418][ T8601] ? find_held_lock+0x36/0x1d0 [ 133.121172][ T8601] ? __fget_light+0x179/0x1f0 [ 133.126092][ T8601] ? __fdget+0xe/0x10 [ 133.130062][ T8601] ? sockfd_lookup_light+0x1c/0x150 [ 133.135250][ T8601] __sys_sendmmsg+0x160/0x370 [ 133.139917][ T8601] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 133.144933][ T8601] ? vfs_write+0x25b/0x520 [ 133.149353][ T8601] ? lock_downgrade+0x900/0x900 [ 133.154198][ T8601] ? __kasan_check_write+0x14/0x20 [ 133.159316][ T8601] ? __mutex_unlock_slowpath+0xe0/0x690 [ 133.164843][ T8601] ? rcu_read_lock_any_held+0xcd/0xf0 [ 133.170203][ T8601] ? __kasan_check_write+0x14/0x20 [ 133.175302][ T8601] ? fput_many+0x1b/0x130 [ 133.179608][ T8601] ? fput+0xe/0x10 [ 133.183314][ T8601] ? ksys_write+0x181/0x220 [ 133.187801][ T8601] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 133.193239][ T8601] ? do_syscall_64+0x21/0x5f0 [ 133.197902][ T8601] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.203951][ T8601] __x64_sys_sendmmsg+0x98/0x100 [ 133.208873][ T8601] do_syscall_64+0xca/0x5f0 [ 133.213386][ T8601] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.219367][ T8601] RIP: 0033:0x45a639 [ 133.223244][ T8601] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 133.242983][ T8601] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 133.251406][ T8601] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 133.259366][ T8601] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 133.267326][ T8601] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 133.275276][ T8601] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 133.283228][ T8601] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 133.294530][ T8602] FAULT_INJECTION: forcing a failure. [ 133.294530][ T8602] name failslab, interval 1, probability 0, space 0, times 0 [ 133.307392][ T8602] CPU: 1 PID: 8602 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 133.316016][ T8602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.326052][ T8602] Call Trace: [ 133.329334][ T8602] dump_stack+0x12d/0x187 [ 133.333662][ T8602] should_fail.cold.4+0x5/0x13 [ 133.338437][ T8602] ? fault_create_debugfs_attr+0x150/0x150 [ 133.344265][ T8602] ? ___might_sleep+0x16b/0x2b0 [ 133.349218][ T8602] __should_failslab+0xba/0xf0 [ 133.354052][ T8602] should_failslab+0x9/0x14 [ 133.358555][ T8602] kmem_cache_alloc_node_trace+0x27b/0x770 [ 133.365310][ T8602] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 133.371578][ T8602] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 133.377376][ T8602] __kmalloc_node_track_caller+0x3c/0x70 [ 133.382998][ T8602] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 133.388896][ T8602] __alloc_skb+0xd7/0x570 [ 133.393231][ T8602] ? netdev_alloc_frag+0x160/0x160 [ 133.398346][ T8602] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 133.404784][ T8602] tc_ctl_tclass+0x457/0xbf0 [ 133.409396][ T8602] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 133.415201][ T8602] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 133.420305][ T8602] rtnetlink_rcv_msg+0x34a/0x8d0 [ 133.425253][ T8602] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 133.430815][ T8602] ? netlink_deliver_tap+0x160/0xac0 [ 133.436086][ T8602] netlink_rcv_skb+0x13c/0x380 [ 133.440831][ T8602] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 133.446272][ T8602] ? netlink_ack+0x970/0x970 [ 133.450857][ T8602] ? netlink_deliver_tap+0x178/0xac0 [ 133.456132][ T8602] rtnetlink_rcv+0x10/0x20 [ 133.460523][ T8602] netlink_unicast+0x45e/0x6a0 [ 133.465272][ T8602] ? netlink_attachskb+0x740/0x740 [ 133.470378][ T8602] ? _copy_from_iter_full+0x18a/0x780 [ 133.475739][ T8602] ? __kasan_check_read+0x11/0x20 [ 133.480755][ T8602] ? __check_object_size+0x203/0x2ea [ 133.486210][ T8602] netlink_sendmsg+0x7b0/0xcb0 [ 133.490966][ T8602] ? netlink_unicast+0x6a0/0x6a0 [ 133.495990][ T8602] ? tomoyo_socket_sendmsg+0x9/0x10 [ 133.501187][ T8602] ? netlink_unicast+0x6a0/0x6a0 [ 133.506105][ T8602] sock_sendmsg+0xb5/0xf0 [ 133.510501][ T8602] ____sys_sendmsg+0x3b0/0x950 [ 133.515266][ T8602] ? copy_msghdr_from_user+0x209/0x420 [ 133.520769][ T8602] ? kernel_sendmsg+0x30/0x30 [ 133.525439][ T8602] ___sys_sendmsg+0xe4/0x160 [ 133.530005][ T8602] ? sendmsg_copy_msghdr+0x30/0x30 [ 133.535095][ T8602] ? rcu_read_lock_held+0x9c/0xb0 [ 133.540122][ T8602] ? __kasan_check_read+0x11/0x20 [ 133.545220][ T8602] ? __fget+0x2ac/0x410 [ 133.549397][ T8602] ? ksys_dup3+0x2e0/0x2e0 [ 133.553802][ T8602] ? find_held_lock+0x36/0x1d0 [ 133.558548][ T8602] ? __fget_light+0x179/0x1f0 [ 133.563203][ T8602] ? __fdget+0xe/0x10 [ 133.567168][ T8602] ? sockfd_lookup_light+0x1c/0x150 [ 133.572359][ T8602] __sys_sendmmsg+0x160/0x370 [ 133.577021][ T8602] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 133.582125][ T8602] ? vfs_write+0x25b/0x520 [ 133.586608][ T8602] ? lock_downgrade+0x900/0x900 [ 133.591443][ T8602] ? __kasan_check_write+0x14/0x20 [ 133.596533][ T8602] ? __mutex_unlock_slowpath+0xe0/0x690 [ 133.602050][ T8602] ? rcu_read_lock_any_held+0xcd/0xf0 [ 133.607411][ T8602] ? __kasan_check_write+0x14/0x20 [ 133.612509][ T8602] ? fput_many+0x1b/0x130 [ 133.616824][ T8602] ? fput+0xe/0x10 [ 133.620518][ T8602] ? ksys_write+0x181/0x220 [ 133.624997][ T8602] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 133.630434][ T8602] ? do_syscall_64+0x21/0x5f0 [ 133.635101][ T8602] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.641158][ T8602] __x64_sys_sendmmsg+0x98/0x100 [ 133.646076][ T8602] do_syscall_64+0xca/0x5f0 [ 133.650571][ T8602] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.656441][ T8602] RIP: 0033:0x45a639 [ 133.660311][ T8602] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 133.679980][ T8602] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 133.688369][ T8602] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 133.696339][ T8602] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 133.704290][ T8602] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 133.712243][ T8602] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 133.720222][ T8602] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 133.731685][ T8603] FAULT_INJECTION: forcing a failure. [ 133.731685][ T8603] name failslab, interval 1, probability 0, space 0, times 0 [ 133.749932][ T8603] CPU: 0 PID: 8603 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 133.758655][ T8603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.768698][ T8603] Call Trace: [ 133.771991][ T8603] dump_stack+0x12d/0x187 [ 133.776306][ T8603] should_fail.cold.4+0x5/0x13 [ 133.781061][ T8603] ? fault_create_debugfs_attr+0x150/0x150 [ 133.786853][ T8603] ? ___might_sleep+0x16b/0x2b0 [ 133.792911][ T8603] __should_failslab+0xba/0xf0 [ 133.797656][ T8603] should_failslab+0x9/0x14 [ 133.802139][ T8603] kmem_cache_alloc_node_trace+0x27b/0x770 [ 133.807933][ T8603] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 133.814000][ T8603] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 133.819789][ T8603] __kmalloc_node_track_caller+0x3c/0x70 [ 133.826978][ T8603] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 133.832488][ T8603] __alloc_skb+0xd7/0x570 [ 133.836897][ T8603] ? netdev_alloc_frag+0x160/0x160 [ 133.841995][ T8603] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 133.848322][ T8603] tc_ctl_tclass+0x457/0xbf0 [ 133.853009][ T8603] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 133.858846][ T8603] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 133.863961][ T8603] rtnetlink_rcv_msg+0x34a/0x8d0 [ 133.868967][ T8603] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 133.874416][ T8603] ? netlink_deliver_tap+0x160/0xac0 [ 133.879689][ T8603] netlink_rcv_skb+0x13c/0x380 [ 133.884438][ T8603] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 133.890010][ T8603] ? netlink_ack+0x970/0x970 [ 133.894592][ T8603] ? netlink_deliver_tap+0x178/0xac0 [ 133.900022][ T8603] rtnetlink_rcv+0x10/0x20 [ 133.904530][ T8603] netlink_unicast+0x45e/0x6a0 [ 133.909314][ T8603] ? netlink_attachskb+0x740/0x740 [ 133.914759][ T8603] ? _copy_from_iter_full+0x18a/0x780 [ 133.920112][ T8603] ? __kasan_check_read+0x11/0x20 [ 133.925318][ T8603] ? __check_object_size+0x203/0x2ea [ 133.930712][ T8603] netlink_sendmsg+0x7b0/0xcb0 [ 133.935459][ T8603] ? netlink_unicast+0x6a0/0x6a0 [ 133.940465][ T8603] ? tomoyo_socket_sendmsg+0x9/0x10 [ 133.945651][ T8603] ? netlink_unicast+0x6a0/0x6a0 [ 133.950575][ T8603] sock_sendmsg+0xb5/0xf0 [ 133.954905][ T8603] ____sys_sendmsg+0x3b0/0x950 [ 133.959760][ T8603] ? copy_msghdr_from_user+0x209/0x420 [ 133.965234][ T8603] ? kernel_sendmsg+0x30/0x30 [ 133.970014][ T8603] ___sys_sendmsg+0xe4/0x160 [ 133.974588][ T8603] ? sendmsg_copy_msghdr+0x30/0x30 [ 133.980536][ T8603] ? rcu_read_lock_held+0x9c/0xb0 [ 133.985738][ T8603] ? __kasan_check_read+0x11/0x20 [ 133.990773][ T8603] ? __fget+0x2ac/0x410 [ 133.994922][ T8603] ? ksys_dup3+0x2e0/0x2e0 [ 133.999317][ T8603] ? find_held_lock+0x36/0x1d0 [ 134.004076][ T8603] ? __fget_light+0x179/0x1f0 [ 134.008741][ T8603] ? __fdget+0xe/0x10 [ 134.012700][ T8603] ? sockfd_lookup_light+0x1c/0x150 [ 134.017888][ T8603] __sys_sendmmsg+0x160/0x370 [ 134.022551][ T8603] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 134.027562][ T8603] ? vfs_write+0x25b/0x520 [ 134.031975][ T8603] ? lock_downgrade+0x900/0x900 [ 134.036919][ T8603] ? __kasan_check_write+0x14/0x20 [ 134.042280][ T8603] ? __mutex_unlock_slowpath+0xe0/0x690 [ 134.047828][ T8603] ? rcu_read_lock_any_held+0xcd/0xf0 [ 134.053420][ T8603] ? __kasan_check_write+0x14/0x20 [ 134.058535][ T8603] ? fput_many+0x1b/0x130 [ 134.062858][ T8603] ? fput+0xe/0x10 [ 134.066564][ T8603] ? ksys_write+0x181/0x220 [ 134.071067][ T8603] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 134.076527][ T8603] ? do_syscall_64+0x21/0x5f0 [ 134.081192][ T8603] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.087270][ T8603] __x64_sys_sendmmsg+0x98/0x100 [ 134.092250][ T8603] do_syscall_64+0xca/0x5f0 [ 134.096737][ T8603] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.102605][ T8603] RIP: 0033:0x45a639 [ 134.106482][ T8603] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 134.126178][ T8603] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 134.134584][ T8603] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 134.143070][ T8603] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 134.151547][ T8603] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 134.159511][ T8603] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 134.168602][ T8603] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 134.354618][ T8609] FAULT_INJECTION: forcing a failure. [ 134.354618][ T8609] name failslab, interval 1, probability 0, space 0, times 0 [ 134.367453][ T8609] CPU: 0 PID: 8609 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 134.376250][ T8609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.386301][ T8609] Call Trace: [ 134.389592][ T8609] dump_stack+0x12d/0x187 [ 134.393946][ T8609] should_fail.cold.4+0x5/0x13 [ 134.398702][ T8609] ? fault_create_debugfs_attr+0x150/0x150 [ 134.404512][ T8609] ? ___might_sleep+0x16b/0x2b0 [ 134.409353][ T8609] __should_failslab+0xba/0xf0 [ 134.414105][ T8609] should_failslab+0x9/0x14 [ 134.418595][ T8609] kmem_cache_alloc_node+0x266/0x760 [ 134.423861][ T8609] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 134.429139][ T8609] ? __local_bh_enable_ip+0x160/0x260 [ 134.434500][ T8609] ? qfq_change_class+0x538/0x16c4 [ 134.439592][ T8609] ? trace_hardirqs_on+0x28/0x1a0 [ 134.444718][ T8609] __alloc_skb+0xa7/0x570 [ 134.449073][ T8609] ? netdev_alloc_frag+0x160/0x160 [ 134.454174][ T8609] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 134.460482][ T8609] tc_ctl_tclass+0x457/0xbf0 [ 134.465068][ T8609] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 134.470877][ T8609] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 134.475983][ T8609] rtnetlink_rcv_msg+0x34a/0x8d0 [ 134.480896][ T8609] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 134.486351][ T8609] ? netlink_deliver_tap+0x160/0xac0 [ 134.491633][ T8609] netlink_rcv_skb+0x13c/0x380 [ 134.496383][ T8609] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 134.501925][ T8609] ? netlink_ack+0x970/0x970 [ 134.506503][ T8609] ? netlink_deliver_tap+0x178/0xac0 [ 134.511778][ T8609] rtnetlink_rcv+0x10/0x20 [ 134.516172][ T8609] netlink_unicast+0x45e/0x6a0 [ 134.520912][ T8609] ? netlink_attachskb+0x740/0x740 [ 134.526011][ T8609] ? _copy_from_iter_full+0x18a/0x780 [ 134.531407][ T8609] ? __kasan_check_read+0x11/0x20 [ 134.536423][ T8609] ? __check_object_size+0x203/0x2ea [ 134.541697][ T8609] netlink_sendmsg+0x7b0/0xcb0 [ 134.546455][ T8609] ? netlink_unicast+0x6a0/0x6a0 [ 134.551425][ T8609] ? tomoyo_socket_sendmsg+0x9/0x10 [ 134.557152][ T8609] ? netlink_unicast+0x6a0/0x6a0 [ 134.562082][ T8609] sock_sendmsg+0xb5/0xf0 [ 134.566407][ T8609] ____sys_sendmsg+0x3b0/0x950 [ 134.571180][ T8609] ? copy_msghdr_from_user+0x209/0x420 [ 134.576777][ T8609] ? kernel_sendmsg+0x30/0x30 [ 134.581769][ T8609] ___sys_sendmsg+0xe4/0x160 [ 134.586403][ T8609] ? sendmsg_copy_msghdr+0x30/0x30 [ 134.591606][ T8609] ? rcu_read_lock_held+0x9c/0xb0 [ 134.596628][ T8609] ? __kasan_check_read+0x11/0x20 [ 134.601657][ T8609] ? __fget+0x2ac/0x410 [ 134.605982][ T8609] ? ksys_dup3+0x2e0/0x2e0 [ 134.610384][ T8609] ? find_held_lock+0x36/0x1d0 [ 134.615302][ T8609] ? __fget_light+0x179/0x1f0 [ 134.619957][ T8609] ? __fdget+0xe/0x10 [ 134.623945][ T8609] ? sockfd_lookup_light+0x1c/0x150 [ 134.629477][ T8609] __sys_sendmmsg+0x160/0x370 [ 134.634169][ T8609] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 134.639216][ T8609] ? vfs_write+0x25b/0x520 [ 134.643635][ T8609] ? lock_downgrade+0x900/0x900 [ 134.648484][ T8609] ? __kasan_check_write+0x14/0x20 [ 134.653643][ T8609] ? __mutex_unlock_slowpath+0xe0/0x690 [ 134.659207][ T8609] ? rcu_read_lock_any_held+0xcd/0xf0 [ 134.664596][ T8609] ? __kasan_check_write+0x14/0x20 [ 134.669719][ T8609] ? fput_many+0x1b/0x130 [ 134.674039][ T8609] ? fput+0xe/0x10 [ 134.677754][ T8609] ? ksys_write+0x181/0x220 [ 134.682247][ T8609] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 134.687708][ T8609] ? do_syscall_64+0x21/0x5f0 [ 134.692828][ T8609] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.698893][ T8609] __x64_sys_sendmmsg+0x98/0x100 [ 134.703947][ T8609] do_syscall_64+0xca/0x5f0 [ 134.708451][ T8609] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.714468][ T8609] RIP: 0033:0x45a639 [ 134.718349][ T8609] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 134.738181][ T8609] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 134.746677][ T8609] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 134.754693][ T8609] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 134.762664][ T8609] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 134.770900][ T8609] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 134.778864][ T8609] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 134.975420][ T8615] FAULT_INJECTION: forcing a failure. [ 134.975420][ T8615] name failslab, interval 1, probability 0, space 0, times 0 [ 135.000170][ T8615] CPU: 0 PID: 8615 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 135.008797][ T8615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.018852][ T8615] Call Trace: [ 135.022146][ T8615] dump_stack+0x12d/0x187 [ 135.026482][ T8615] should_fail.cold.4+0x5/0x13 [ 135.031245][ T8615] ? fault_create_debugfs_attr+0x150/0x150 [ 135.037069][ T8615] ? ___might_sleep+0x16b/0x2b0 [ 135.041947][ T8615] __should_failslab+0xba/0xf0 [ 135.046716][ T8615] should_failslab+0x9/0x14 [ 135.051288][ T8615] kmem_cache_alloc_node_trace+0x27b/0x770 [ 135.057102][ T8615] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 135.063266][ T8615] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 135.069068][ T8615] __kmalloc_node_track_caller+0x3c/0x70 [ 135.074697][ T8615] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 135.080158][ T8615] __alloc_skb+0xd7/0x570 [ 135.084480][ T8615] ? netdev_alloc_frag+0x160/0x160 [ 135.089584][ T8615] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 135.095898][ T8615] tc_ctl_tclass+0x457/0xbf0 [ 135.100474][ T8615] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 135.106256][ T8615] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 135.111435][ T8615] rtnetlink_rcv_msg+0x34a/0x8d0 [ 135.116406][ T8615] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 135.121879][ T8615] ? netlink_deliver_tap+0x160/0xac0 [ 135.127164][ T8615] netlink_rcv_skb+0x13c/0x380 [ 135.131919][ T8615] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 135.137370][ T8615] ? netlink_ack+0x970/0x970 [ 135.141952][ T8615] ? netlink_deliver_tap+0x178/0xac0 [ 135.147308][ T8615] rtnetlink_rcv+0x10/0x20 [ 135.151714][ T8615] netlink_unicast+0x45e/0x6a0 [ 135.156471][ T8615] ? netlink_attachskb+0x740/0x740 [ 135.161588][ T8615] ? _copy_from_iter_full+0x18a/0x780 [ 135.166951][ T8615] ? __kasan_check_read+0x11/0x20 [ 135.171957][ T8615] ? __check_object_size+0x203/0x2ea [ 135.177273][ T8615] netlink_sendmsg+0x7b0/0xcb0 [ 135.182060][ T8615] ? netlink_unicast+0x6a0/0x6a0 [ 135.186984][ T8615] ? tomoyo_socket_sendmsg+0x9/0x10 [ 135.192195][ T8615] ? netlink_unicast+0x6a0/0x6a0 [ 135.197126][ T8615] sock_sendmsg+0xb5/0xf0 [ 135.201447][ T8615] ____sys_sendmsg+0x3b0/0x950 [ 135.206202][ T8615] ? copy_msghdr_from_user+0x209/0x420 [ 135.211646][ T8615] ? kernel_sendmsg+0x30/0x30 [ 135.216320][ T8615] ___sys_sendmsg+0xe4/0x160 [ 135.220911][ T8615] ? sendmsg_copy_msghdr+0x30/0x30 [ 135.226006][ T8615] ? rcu_read_lock_held+0x9c/0xb0 [ 135.231012][ T8615] ? __kasan_check_read+0x11/0x20 [ 135.236032][ T8615] ? __fget+0x2ac/0x410 [ 135.240183][ T8615] ? ksys_dup3+0x2e0/0x2e0 [ 135.244636][ T8615] ? find_held_lock+0x36/0x1d0 [ 135.249403][ T8615] ? __fget_light+0x179/0x1f0 [ 135.255579][ T8615] ? __fdget+0xe/0x10 [ 135.259675][ T8615] ? sockfd_lookup_light+0x1c/0x150 [ 135.264875][ T8615] __sys_sendmmsg+0x160/0x370 [ 135.269553][ T8615] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 135.274580][ T8615] ? vfs_write+0x25b/0x520 [ 135.279000][ T8615] ? lock_downgrade+0x900/0x900 [ 135.283859][ T8615] ? __kasan_check_write+0x14/0x20 [ 135.288957][ T8615] ? __mutex_unlock_slowpath+0xe0/0x690 [ 135.294491][ T8615] ? rcu_read_lock_any_held+0xcd/0xf0 [ 135.299856][ T8615] ? __kasan_check_write+0x14/0x20 [ 135.304959][ T8615] ? fput_many+0x1b/0x130 [ 135.309300][ T8615] ? fput+0xe/0x10 [ 135.313028][ T8615] ? ksys_write+0x181/0x220 [ 135.317548][ T8615] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 135.323013][ T8615] ? do_syscall_64+0x21/0x5f0 [ 135.327707][ T8615] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.333772][ T8615] __x64_sys_sendmmsg+0x98/0x100 [ 135.338698][ T8615] do_syscall_64+0xca/0x5f0 [ 135.343199][ T8615] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.349086][ T8615] RIP: 0033:0x45a639 [ 135.352963][ T8615] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 135.372565][ T8615] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 135.380970][ T8615] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 135.388950][ T8615] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 135.396933][ T8615] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 135.404905][ T8615] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 135.412883][ T8615] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 136.146857][ T8636] FAULT_INJECTION: forcing a failure. [ 136.146857][ T8636] name failslab, interval 1, probability 0, space 0, times 0 [ 136.159832][ T8636] CPU: 0 PID: 8636 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 136.168508][ T8636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.178556][ T8636] Call Trace: [ 136.181835][ T8636] dump_stack+0x12d/0x187 [ 136.186265][ T8636] should_fail.cold.4+0x5/0x13 [ 136.191042][ T8636] ? fault_create_debugfs_attr+0x150/0x150 [ 136.196836][ T8636] ? ___might_sleep+0x16b/0x2b0 [ 136.201808][ T8636] __should_failslab+0xba/0xf0 [ 136.206615][ T8636] should_failslab+0x9/0x14 [ 136.211542][ T8636] kmem_cache_alloc_node_trace+0x27b/0x770 [ 136.217325][ T8636] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 136.223372][ T8636] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 136.229176][ T8636] __kmalloc_node_track_caller+0x3c/0x70 [ 136.236395][ T8636] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 136.241831][ T8636] __alloc_skb+0xd7/0x570 [ 136.246138][ T8636] ? netdev_alloc_frag+0x160/0x160 [ 136.251242][ T8636] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 136.257572][ T8636] tc_ctl_tclass+0x457/0xbf0 [ 136.262150][ T8636] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 136.267946][ T8636] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 136.273051][ T8636] rtnetlink_rcv_msg+0x34a/0x8d0 [ 136.277970][ T8636] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 136.283409][ T8636] ? netlink_deliver_tap+0x160/0xac0 [ 136.288688][ T8636] netlink_rcv_skb+0x13c/0x380 [ 136.293437][ T8636] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 136.298876][ T8636] ? netlink_ack+0x970/0x970 [ 136.303527][ T8636] ? netlink_deliver_tap+0x178/0xac0 [ 136.308795][ T8636] rtnetlink_rcv+0x10/0x20 [ 136.313193][ T8636] netlink_unicast+0x45e/0x6a0 [ 136.317940][ T8636] ? netlink_attachskb+0x740/0x740 [ 136.323042][ T8636] ? _copy_from_iter_full+0x18a/0x780 [ 136.328423][ T8636] ? __kasan_check_read+0x11/0x20 [ 136.333448][ T8636] ? __check_object_size+0x203/0x2ea [ 136.338723][ T8636] netlink_sendmsg+0x7b0/0xcb0 [ 136.343582][ T8636] ? netlink_unicast+0x6a0/0x6a0 [ 136.348514][ T8636] ? tomoyo_socket_sendmsg+0x9/0x10 [ 136.353693][ T8636] ? netlink_unicast+0x6a0/0x6a0 [ 136.358608][ T8636] sock_sendmsg+0xb5/0xf0 [ 136.362926][ T8636] ____sys_sendmsg+0x3b0/0x950 [ 136.367673][ T8636] ? copy_msghdr_from_user+0x209/0x420 [ 136.373306][ T8636] ? kernel_sendmsg+0x30/0x30 [ 136.377964][ T8636] ___sys_sendmsg+0xe4/0x160 [ 136.382531][ T8636] ? sendmsg_copy_msghdr+0x30/0x30 [ 136.387646][ T8636] ? rcu_read_lock_held+0x9c/0xb0 [ 136.392657][ T8636] ? __kasan_check_read+0x11/0x20 [ 136.397674][ T8636] ? __fget+0x2ac/0x410 [ 136.401816][ T8636] ? ksys_dup3+0x2e0/0x2e0 [ 136.406251][ T8636] ? find_held_lock+0x36/0x1d0 [ 136.411013][ T8636] ? __fget_light+0x179/0x1f0 [ 136.415669][ T8636] ? __fdget+0xe/0x10 [ 136.419780][ T8636] ? sockfd_lookup_light+0x1c/0x150 [ 136.424974][ T8636] __sys_sendmmsg+0x160/0x370 [ 136.429802][ T8636] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 136.434832][ T8636] ? vfs_write+0x25b/0x520 [ 136.439238][ T8636] ? lock_downgrade+0x900/0x900 [ 136.445978][ T8636] ? __kasan_check_write+0x14/0x20 [ 136.451107][ T8636] ? __mutex_unlock_slowpath+0xe0/0x690 [ 136.456743][ T8636] ? rcu_read_lock_any_held+0xcd/0xf0 [ 136.462110][ T8636] ? __kasan_check_write+0x14/0x20 [ 136.467207][ T8636] ? fput_many+0x1b/0x130 [ 136.471521][ T8636] ? fput+0xe/0x10 [ 136.475235][ T8636] ? ksys_write+0x181/0x220 [ 136.479724][ T8636] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 136.485168][ T8636] ? do_syscall_64+0x21/0x5f0 [ 136.489835][ T8636] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.495897][ T8636] __x64_sys_sendmmsg+0x98/0x100 [ 136.500833][ T8636] do_syscall_64+0xca/0x5f0 [ 136.505322][ T8636] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.511281][ T8636] RIP: 0033:0x45a639 [ 136.515165][ T8636] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 136.534793][ T8636] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 136.543510][ T8636] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 136.551478][ T8636] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 136.559557][ T8636] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 136.567528][ T8636] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 136.575517][ T8636] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 136.589392][ T8637] FAULT_INJECTION: forcing a failure. [ 136.589392][ T8637] name failslab, interval 1, probability 0, space 0, times 0 [ 136.602833][ T8637] CPU: 1 PID: 8637 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 136.611428][ T8637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.621588][ T8637] Call Trace: [ 136.624876][ T8637] dump_stack+0x12d/0x187 [ 136.629798][ T8637] should_fail.cold.4+0x5/0x13 [ 136.634541][ T8637] ? fault_create_debugfs_attr+0x150/0x150 [ 136.640326][ T8637] ? ___might_sleep+0x16b/0x2b0 [ 136.645162][ T8637] __should_failslab+0xba/0xf0 [ 136.649924][ T8637] should_failslab+0x9/0x14 [ 136.654413][ T8637] kmem_cache_alloc_node_trace+0x27b/0x770 [ 136.660191][ T8637] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 136.666244][ T8637] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 136.672040][ T8637] __kmalloc_node_track_caller+0x3c/0x70 [ 136.677649][ T8637] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 136.683123][ T8637] __alloc_skb+0xd7/0x570 [ 136.687556][ T8637] ? netdev_alloc_frag+0x160/0x160 [ 136.692672][ T8637] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 136.699027][ T8637] tc_ctl_tclass+0x457/0xbf0 [ 136.703617][ T8637] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 136.709415][ T8637] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 136.714570][ T8637] rtnetlink_rcv_msg+0x34a/0x8d0 [ 136.719491][ T8637] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 136.724939][ T8637] ? netlink_deliver_tap+0x160/0xac0 [ 136.730223][ T8637] netlink_rcv_skb+0x13c/0x380 [ 136.734970][ T8637] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 136.740415][ T8637] ? netlink_ack+0x970/0x970 [ 136.744995][ T8637] ? netlink_deliver_tap+0x178/0xac0 [ 136.750266][ T8637] rtnetlink_rcv+0x10/0x20 [ 136.754672][ T8637] netlink_unicast+0x45e/0x6a0 [ 136.759416][ T8637] ? netlink_attachskb+0x740/0x740 [ 136.764502][ T8637] ? _copy_from_iter_full+0x18a/0x780 [ 136.769856][ T8637] ? __kasan_check_read+0x11/0x20 [ 136.774852][ T8637] ? __check_object_size+0x203/0x2ea [ 136.780109][ T8637] netlink_sendmsg+0x7b0/0xcb0 [ 136.784858][ T8637] ? netlink_unicast+0x6a0/0x6a0 [ 136.789811][ T8637] ? tomoyo_socket_sendmsg+0x9/0x10 [ 136.795003][ T8637] ? netlink_unicast+0x6a0/0x6a0 [ 136.799940][ T8637] sock_sendmsg+0xb5/0xf0 [ 136.804255][ T8637] ____sys_sendmsg+0x3b0/0x950 [ 136.809016][ T8637] ? copy_msghdr_from_user+0x209/0x420 [ 136.814462][ T8637] ? kernel_sendmsg+0x30/0x30 [ 136.819221][ T8637] ___sys_sendmsg+0xe4/0x160 [ 136.823789][ T8637] ? sendmsg_copy_msghdr+0x30/0x30 [ 136.828884][ T8637] ? rcu_read_lock_held+0x9c/0xb0 [ 136.834067][ T8637] ? __kasan_check_read+0x11/0x20 [ 136.839093][ T8637] ? __fget+0x2ac/0x410 [ 136.843233][ T8637] ? ksys_dup3+0x2e0/0x2e0 [ 136.847657][ T8637] ? find_held_lock+0x36/0x1d0 [ 136.852412][ T8637] ? __fget_light+0x179/0x1f0 [ 136.857192][ T8637] ? __fdget+0xe/0x10 [ 136.861159][ T8637] ? sockfd_lookup_light+0x1c/0x150 [ 136.866350][ T8637] __sys_sendmmsg+0x160/0x370 [ 136.871017][ T8637] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 136.876037][ T8637] ? vfs_write+0x25b/0x520 [ 136.880451][ T8637] ? lock_downgrade+0x900/0x900 [ 136.885286][ T8637] ? __kasan_check_write+0x14/0x20 [ 136.890381][ T8637] ? __mutex_unlock_slowpath+0xe0/0x690 [ 136.895909][ T8637] ? rcu_read_lock_any_held+0xcd/0xf0 [ 136.901259][ T8637] ? __kasan_check_write+0x14/0x20 [ 136.906350][ T8637] ? fput_many+0x1b/0x130 [ 136.911270][ T8637] ? fput+0xe/0x10 [ 136.914976][ T8637] ? ksys_write+0x181/0x220 [ 136.919453][ T8637] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 136.924898][ T8637] ? do_syscall_64+0x21/0x5f0 [ 136.929572][ T8637] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.935619][ T8637] __x64_sys_sendmmsg+0x98/0x100 [ 136.940553][ T8637] do_syscall_64+0xca/0x5f0 [ 136.945043][ T8637] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.950937][ T8637] RIP: 0033:0x45a639 [ 136.954814][ T8637] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 136.974395][ T8637] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 136.982807][ T8637] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 136.990765][ T8637] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 136.998722][ T8637] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 137.006688][ T8637] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 137.014656][ T8637] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 137.028097][ T8640] FAULT_INJECTION: forcing a failure. [ 137.028097][ T8640] name failslab, interval 1, probability 0, space 0, times 0 [ 137.042260][ T8640] CPU: 1 PID: 8640 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 137.051021][ T8640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.061072][ T8640] Call Trace: [ 137.064350][ T8640] dump_stack+0x12d/0x187 [ 137.068669][ T8640] should_fail.cold.4+0x5/0x13 [ 137.073411][ T8640] ? fault_create_debugfs_attr+0x150/0x150 [ 137.079203][ T8640] ? ___might_sleep+0x16b/0x2b0 [ 137.084041][ T8640] __should_failslab+0xba/0xf0 [ 137.088793][ T8640] should_failslab+0x9/0x14 [ 137.093269][ T8640] kmem_cache_alloc_node_trace+0x27b/0x770 [ 137.099051][ T8640] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 137.105114][ T8640] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 137.110909][ T8640] __kmalloc_node_track_caller+0x3c/0x70 [ 137.116531][ T8640] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 137.121988][ T8640] __alloc_skb+0xd7/0x570 [ 137.126301][ T8640] ? netdev_alloc_frag+0x160/0x160 [ 137.131396][ T8640] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 137.137719][ T8640] tc_ctl_tclass+0x457/0xbf0 [ 137.142291][ T8640] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 137.148227][ T8640] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 137.153339][ T8640] rtnetlink_rcv_msg+0x34a/0x8d0 [ 137.158270][ T8640] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 137.164674][ T8640] ? netlink_deliver_tap+0x160/0xac0 [ 137.169965][ T8640] netlink_rcv_skb+0x13c/0x380 [ 137.174714][ T8640] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 137.180160][ T8640] ? netlink_ack+0x970/0x970 [ 137.184732][ T8640] ? netlink_deliver_tap+0x178/0xac0 [ 137.190000][ T8640] rtnetlink_rcv+0x10/0x20 [ 137.194394][ T8640] netlink_unicast+0x45e/0x6a0 [ 137.199145][ T8640] ? netlink_attachskb+0x740/0x740 [ 137.204232][ T8640] ? _copy_from_iter_full+0x18a/0x780 [ 137.209604][ T8640] ? __kasan_check_read+0x11/0x20 [ 137.214612][ T8640] ? __check_object_size+0x203/0x2ea [ 137.219893][ T8640] netlink_sendmsg+0x7b0/0xcb0 [ 137.224644][ T8640] ? netlink_unicast+0x6a0/0x6a0 [ 137.229571][ T8640] ? tomoyo_socket_sendmsg+0x9/0x10 [ 137.234751][ T8640] ? netlink_unicast+0x6a0/0x6a0 [ 137.239682][ T8640] sock_sendmsg+0xb5/0xf0 [ 137.243999][ T8640] ____sys_sendmsg+0x3b0/0x950 [ 137.248759][ T8640] ? copy_msghdr_from_user+0x209/0x420 [ 137.254200][ T8640] ? kernel_sendmsg+0x30/0x30 [ 137.258879][ T8640] ___sys_sendmsg+0xe4/0x160 [ 137.263452][ T8640] ? sendmsg_copy_msghdr+0x30/0x30 [ 137.268637][ T8640] ? rcu_read_lock_held+0x9c/0xb0 [ 137.273659][ T8640] ? __kasan_check_read+0x11/0x20 [ 137.278698][ T8640] ? __fget+0x2ac/0x410 [ 137.282843][ T8640] ? ksys_dup3+0x2e0/0x2e0 [ 137.287251][ T8640] ? find_held_lock+0x36/0x1d0 [ 137.291999][ T8640] ? __fget_light+0x179/0x1f0 [ 137.296654][ T8640] ? __fdget+0xe/0x10 [ 137.300613][ T8640] ? sockfd_lookup_light+0x1c/0x150 [ 137.305805][ T8640] __sys_sendmmsg+0x160/0x370 [ 137.310480][ T8640] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 137.315490][ T8640] ? vfs_write+0x25b/0x520 [ 137.319893][ T8640] ? lock_downgrade+0x900/0x900 [ 137.324738][ T8640] ? __kasan_check_write+0x14/0x20 [ 137.329838][ T8640] ? __mutex_unlock_slowpath+0xe0/0x690 [ 137.335375][ T8640] ? rcu_read_lock_any_held+0xcd/0xf0 [ 137.340743][ T8640] ? __kasan_check_write+0x14/0x20 [ 137.345836][ T8640] ? fput_many+0x1b/0x130 [ 137.350279][ T8640] ? fput+0xe/0x10 [ 137.354002][ T8640] ? ksys_write+0x181/0x220 [ 137.358501][ T8640] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 137.363943][ T8640] ? do_syscall_64+0x21/0x5f0 [ 137.368633][ T8640] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.374701][ T8640] __x64_sys_sendmmsg+0x98/0x100 [ 137.379710][ T8640] do_syscall_64+0xca/0x5f0 [ 137.384206][ T8640] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.390228][ T8640] RIP: 0033:0x45a639 [ 137.394104][ T8640] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 137.413808][ T8640] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 137.422825][ T8640] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 137.430851][ T8640] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 137.438817][ T8640] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 137.446857][ T8640] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 137.454814][ T8640] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 137.465959][ T8641] FAULT_INJECTION: forcing a failure. [ 137.465959][ T8641] name failslab, interval 1, probability 0, space 0, times 0 [ 137.478839][ T8641] CPU: 1 PID: 8641 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 137.487463][ T8641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.497528][ T8641] Call Trace: [ 137.500815][ T8641] dump_stack+0x12d/0x187 [ 137.505143][ T8641] should_fail.cold.4+0x5/0x13 [ 137.509897][ T8641] ? fault_create_debugfs_attr+0x150/0x150 [ 137.515693][ T8641] ? ___might_sleep+0x16b/0x2b0 [ 137.520545][ T8641] __should_failslab+0xba/0xf0 [ 137.525472][ T8641] should_failslab+0x9/0x14 [ 137.529983][ T8641] kmem_cache_alloc_node_trace+0x27b/0x770 [ 137.535808][ T8641] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 137.541869][ T8641] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 137.547662][ T8641] __kmalloc_node_track_caller+0x3c/0x70 [ 137.553282][ T8641] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 137.558724][ T8641] __alloc_skb+0xd7/0x570 [ 137.563043][ T8641] ? netdev_alloc_frag+0x160/0x160 [ 137.568160][ T8641] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 137.574503][ T8641] tc_ctl_tclass+0x457/0xbf0 [ 137.579694][ T8641] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 137.585492][ T8641] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 137.590681][ T8641] rtnetlink_rcv_msg+0x34a/0x8d0 [ 137.595610][ T8641] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 137.601206][ T8641] ? netlink_deliver_tap+0x160/0xac0 [ 137.606479][ T8641] netlink_rcv_skb+0x13c/0x380 [ 137.611228][ T8641] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 137.616676][ T8641] ? netlink_ack+0x970/0x970 [ 137.621252][ T8641] ? netlink_deliver_tap+0x178/0xac0 [ 137.626614][ T8641] rtnetlink_rcv+0x10/0x20 [ 137.631116][ T8641] netlink_unicast+0x45e/0x6a0 [ 137.635884][ T8641] ? netlink_attachskb+0x740/0x740 [ 137.640987][ T8641] ? _copy_from_iter_full+0x18a/0x780 [ 137.646403][ T8641] ? __kasan_check_read+0x11/0x20 [ 137.651447][ T8641] ? __check_object_size+0x203/0x2ea [ 137.656732][ T8641] netlink_sendmsg+0x7b0/0xcb0 [ 137.661491][ T8641] ? netlink_unicast+0x6a0/0x6a0 [ 137.666434][ T8641] ? tomoyo_socket_sendmsg+0x9/0x10 [ 137.671639][ T8641] ? netlink_unicast+0x6a0/0x6a0 [ 137.676570][ T8641] sock_sendmsg+0xb5/0xf0 [ 137.680894][ T8641] ____sys_sendmsg+0x3b0/0x950 [ 137.685652][ T8641] ? copy_msghdr_from_user+0x209/0x420 [ 137.691110][ T8641] ? kernel_sendmsg+0x30/0x30 [ 137.695801][ T8641] ___sys_sendmsg+0xe4/0x160 [ 137.700388][ T8641] ? sendmsg_copy_msghdr+0x30/0x30 [ 137.705489][ T8641] ? rcu_read_lock_held+0x9c/0xb0 [ 137.710515][ T8641] ? __kasan_check_read+0x11/0x20 [ 137.715545][ T8641] ? __fget+0x2ac/0x410 [ 137.719703][ T8641] ? ksys_dup3+0x2e0/0x2e0 [ 137.724106][ T8641] ? find_held_lock+0x36/0x1d0 [ 137.728871][ T8641] ? __fget_light+0x179/0x1f0 [ 137.733528][ T8641] ? __fdget+0xe/0x10 [ 137.737487][ T8641] ? sockfd_lookup_light+0x1c/0x150 [ 137.742689][ T8641] __sys_sendmmsg+0x160/0x370 [ 137.748042][ T8641] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 137.753059][ T8641] ? vfs_write+0x25b/0x520 [ 137.757459][ T8641] ? lock_downgrade+0x900/0x900 [ 137.762295][ T8641] ? __kasan_check_write+0x14/0x20 [ 137.767394][ T8641] ? __mutex_unlock_slowpath+0xe0/0x690 [ 137.772926][ T8641] ? rcu_read_lock_any_held+0xcd/0xf0 [ 137.778291][ T8641] ? __kasan_check_write+0x14/0x20 [ 137.783383][ T8641] ? fput_many+0x1b/0x130 [ 137.787712][ T8641] ? fput+0xe/0x10 [ 137.791424][ T8641] ? ksys_write+0x181/0x220 [ 137.795949][ T8641] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 137.801524][ T8641] ? do_syscall_64+0x21/0x5f0 [ 137.806403][ T8641] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.812467][ T8641] __x64_sys_sendmmsg+0x98/0x100 [ 137.817391][ T8641] do_syscall_64+0xca/0x5f0 [ 137.821878][ T8641] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.827748][ T8641] RIP: 0033:0x45a639 [ 137.831634][ T8641] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 137.851227][ T8641] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 137.859626][ T8641] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 137.867580][ T8641] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 137.875626][ T8641] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 137.883605][ T8641] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 137.891642][ T8641] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 138.074023][ T8645] FAULT_INJECTION: forcing a failure. [ 138.074023][ T8645] name failslab, interval 1, probability 0, space 0, times 0 [ 138.087846][ T8645] CPU: 1 PID: 8645 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 138.096447][ T8645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.106500][ T8645] Call Trace: [ 138.109792][ T8645] dump_stack+0x12d/0x187 [ 138.114206][ T8645] should_fail.cold.4+0x5/0x13 [ 138.119069][ T8645] ? fault_create_debugfs_attr+0x150/0x150 [ 138.124859][ T8645] ? ___might_sleep+0x16b/0x2b0 [ 138.129715][ T8645] __should_failslab+0xba/0xf0 [ 138.134454][ T8645] should_failslab+0x9/0x14 [ 138.138930][ T8645] kmem_cache_alloc_node_trace+0x27b/0x770 [ 138.144710][ T8645] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 138.150863][ T8645] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 138.156664][ T8645] __kmalloc_node_track_caller+0x3c/0x70 [ 138.162285][ T8645] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 138.167759][ T8645] __alloc_skb+0xd7/0x570 [ 138.172078][ T8645] ? netdev_alloc_frag+0x160/0x160 [ 138.177174][ T8645] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 138.183491][ T8645] tc_ctl_tclass+0x457/0xbf0 [ 138.188079][ T8645] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 138.193879][ T8645] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 138.198994][ T8645] rtnetlink_rcv_msg+0x34a/0x8d0 [ 138.204006][ T8645] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 138.209449][ T8645] ? netlink_deliver_tap+0x160/0xac0 [ 138.214709][ T8645] netlink_rcv_skb+0x13c/0x380 [ 138.220486][ T8645] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 138.226026][ T8645] ? netlink_ack+0x970/0x970 [ 138.230686][ T8645] ? netlink_deliver_tap+0x178/0xac0 [ 138.235948][ T8645] rtnetlink_rcv+0x10/0x20 [ 138.240348][ T8645] netlink_unicast+0x45e/0x6a0 [ 138.245096][ T8645] ? netlink_attachskb+0x740/0x740 [ 138.250188][ T8645] ? _copy_from_iter_full+0x18a/0x780 [ 138.255535][ T8645] ? __kasan_check_read+0x11/0x20 [ 138.260532][ T8645] ? __check_object_size+0x203/0x2ea [ 138.265849][ T8645] netlink_sendmsg+0x7b0/0xcb0 [ 138.270619][ T8645] ? netlink_unicast+0x6a0/0x6a0 [ 138.275677][ T8645] ? tomoyo_socket_sendmsg+0x9/0x10 [ 138.280877][ T8645] ? netlink_unicast+0x6a0/0x6a0 [ 138.285802][ T8645] sock_sendmsg+0xb5/0xf0 [ 138.290132][ T8645] ____sys_sendmsg+0x3b0/0x950 [ 138.294873][ T8645] ? copy_msghdr_from_user+0x209/0x420 [ 138.300303][ T8645] ? kernel_sendmsg+0x30/0x30 [ 138.304970][ T8645] ___sys_sendmsg+0xe4/0x160 [ 138.309541][ T8645] ? sendmsg_copy_msghdr+0x30/0x30 [ 138.314624][ T8645] ? rcu_read_lock_held+0x9c/0xb0 [ 138.319621][ T8645] ? __kasan_check_read+0x11/0x20 [ 138.324628][ T8645] ? __fget+0x2ac/0x410 [ 138.328763][ T8645] ? ksys_dup3+0x2e0/0x2e0 [ 138.333261][ T8645] ? find_held_lock+0x36/0x1d0 [ 138.338019][ T8645] ? __fget_light+0x179/0x1f0 [ 138.342692][ T8645] ? __fdget+0xe/0x10 [ 138.346683][ T8645] ? sockfd_lookup_light+0x1c/0x150 [ 138.351904][ T8645] __sys_sendmmsg+0x160/0x370 [ 138.356576][ T8645] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 138.361584][ T8645] ? vfs_write+0x25b/0x520 [ 138.366002][ T8645] ? lock_downgrade+0x900/0x900 [ 138.370866][ T8645] ? __kasan_check_write+0x14/0x20 [ 138.375954][ T8645] ? __mutex_unlock_slowpath+0xe0/0x690 [ 138.381480][ T8645] ? rcu_read_lock_any_held+0xcd/0xf0 [ 138.386853][ T8645] ? __kasan_check_write+0x14/0x20 [ 138.391970][ T8645] ? fput_many+0x1b/0x130 [ 138.396298][ T8645] ? fput+0xe/0x10 [ 138.400015][ T8645] ? ksys_write+0x181/0x220 [ 138.404641][ T8645] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 138.410097][ T8645] ? do_syscall_64+0x21/0x5f0 [ 138.414753][ T8645] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.420803][ T8645] __x64_sys_sendmmsg+0x98/0x100 [ 138.425733][ T8645] do_syscall_64+0xca/0x5f0 [ 138.430229][ T8645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.436614][ T8645] RIP: 0033:0x45a639 [ 138.440615][ T8645] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 138.460644][ T8645] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 2020/01/13 17:04:20 executed programs: 115 [ 138.469052][ T8645] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 138.477006][ T8645] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 138.484982][ T8645] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 138.493479][ T8645] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 138.501523][ T8645] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 139.515322][ T8674] FAULT_INJECTION: forcing a failure. [ 139.515322][ T8674] name failslab, interval 1, probability 0, space 0, times 0 [ 139.537308][ T8674] CPU: 0 PID: 8674 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 139.545931][ T8674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.556112][ T8674] Call Trace: [ 139.559407][ T8674] dump_stack+0x12d/0x187 [ 139.563757][ T8674] should_fail.cold.4+0x5/0x13 [ 139.568523][ T8674] ? fault_create_debugfs_attr+0x150/0x150 [ 139.574322][ T8674] ? ___might_sleep+0x16b/0x2b0 [ 139.579169][ T8674] __should_failslab+0xba/0xf0 [ 139.583913][ T8674] should_failslab+0x9/0x14 [ 139.588409][ T8674] kmem_cache_alloc_node_trace+0x27b/0x770 [ 139.594209][ T8674] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 139.600256][ T8674] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 139.606045][ T8674] __kmalloc_node_track_caller+0x3c/0x70 [ 139.611672][ T8674] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 139.617146][ T8674] __alloc_skb+0xd7/0x570 [ 139.621461][ T8674] ? netdev_alloc_frag+0x160/0x160 [ 139.626560][ T8674] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 139.632872][ T8674] tc_ctl_tclass+0x457/0xbf0 [ 139.637530][ T8674] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 139.643593][ T8674] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 139.649157][ T8674] rtnetlink_rcv_msg+0x34a/0x8d0 [ 139.654123][ T8674] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 139.659682][ T8674] ? netlink_deliver_tap+0x160/0xac0 [ 139.664957][ T8674] netlink_rcv_skb+0x13c/0x380 [ 139.669697][ T8674] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 139.675290][ T8674] ? netlink_ack+0x970/0x970 [ 139.679868][ T8674] ? netlink_deliver_tap+0x178/0xac0 [ 139.685156][ T8674] rtnetlink_rcv+0x10/0x20 [ 139.689552][ T8674] netlink_unicast+0x45e/0x6a0 [ 139.694316][ T8674] ? netlink_attachskb+0x740/0x740 [ 139.699458][ T8674] ? _copy_from_iter_full+0x18a/0x780 [ 139.704829][ T8674] ? __kasan_check_read+0x11/0x20 [ 139.709835][ T8674] ? __check_object_size+0x203/0x2ea [ 139.715108][ T8674] netlink_sendmsg+0x7b0/0xcb0 [ 139.719854][ T8674] ? netlink_unicast+0x6a0/0x6a0 [ 139.724775][ T8674] ? tomoyo_socket_sendmsg+0x9/0x10 [ 139.730035][ T8674] ? netlink_unicast+0x6a0/0x6a0 [ 139.735224][ T8674] sock_sendmsg+0xb5/0xf0 [ 139.739542][ T8674] ____sys_sendmsg+0x3b0/0x950 [ 139.744283][ T8674] ? copy_msghdr_from_user+0x209/0x420 [ 139.749830][ T8674] ? kernel_sendmsg+0x30/0x30 [ 139.754499][ T8674] ___sys_sendmsg+0xe4/0x160 [ 139.759076][ T8674] ? sendmsg_copy_msghdr+0x30/0x30 [ 139.764167][ T8674] ? rcu_read_lock_held+0x9c/0xb0 [ 139.769178][ T8674] ? __kasan_check_read+0x11/0x20 [ 139.774195][ T8674] ? __fget+0x2ac/0x410 [ 139.778329][ T8674] ? ksys_dup3+0x2e0/0x2e0 [ 139.782750][ T8674] ? find_held_lock+0x36/0x1d0 [ 139.787511][ T8674] ? __fget_light+0x179/0x1f0 [ 139.792170][ T8674] ? __fdget+0xe/0x10 [ 139.796131][ T8674] ? sockfd_lookup_light+0x1c/0x150 [ 139.801318][ T8674] __sys_sendmmsg+0x160/0x370 [ 139.805981][ T8674] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 139.811005][ T8674] ? vfs_write+0x25b/0x520 [ 139.815413][ T8674] ? lock_downgrade+0x900/0x900 [ 139.820249][ T8674] ? __kasan_check_write+0x14/0x20 [ 139.825346][ T8674] ? __mutex_unlock_slowpath+0xe0/0x690 [ 139.831670][ T8674] ? rcu_read_lock_any_held+0xcd/0xf0 [ 139.837038][ T8674] ? __kasan_check_write+0x14/0x20 [ 139.842128][ T8674] ? fput_many+0x1b/0x130 [ 139.846435][ T8674] ? fput+0xe/0x10 [ 139.850145][ T8674] ? ksys_write+0x181/0x220 [ 139.854634][ T8674] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 139.860785][ T8674] ? do_syscall_64+0x21/0x5f0 [ 139.865445][ T8674] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.871498][ T8674] __x64_sys_sendmmsg+0x98/0x100 [ 139.876438][ T8674] do_syscall_64+0xca/0x5f0 [ 139.880950][ T8674] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.886848][ T8674] RIP: 0033:0x45a639 [ 139.890719][ T8674] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 139.910307][ T8674] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 139.918829][ T8674] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 139.927034][ T8674] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 139.935102][ T8674] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 139.943154][ T8674] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 139.951118][ T8674] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 139.961181][ T8675] FAULT_INJECTION: forcing a failure. [ 139.961181][ T8675] name failslab, interval 1, probability 0, space 0, times 0 [ 139.977815][ T8675] CPU: 1 PID: 8675 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 139.986592][ T8675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.996880][ T8675] Call Trace: [ 140.000157][ T8675] dump_stack+0x12d/0x187 [ 140.004531][ T8675] should_fail.cold.4+0x5/0x13 [ 140.009299][ T8675] ? fault_create_debugfs_attr+0x150/0x150 [ 140.015097][ T8675] ? ___might_sleep+0x16b/0x2b0 [ 140.020795][ T8675] __should_failslab+0xba/0xf0 [ 140.025542][ T8675] should_failslab+0x9/0x14 [ 140.030042][ T8675] kmem_cache_alloc_node_trace+0x27b/0x770 [ 140.035841][ T8675] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 140.041922][ T8675] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 140.047739][ T8675] __kmalloc_node_track_caller+0x3c/0x70 [ 140.053392][ T8675] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 140.059036][ T8675] __alloc_skb+0xd7/0x570 [ 140.063353][ T8675] ? netdev_alloc_frag+0x160/0x160 [ 140.068463][ T8675] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 140.074817][ T8675] tc_ctl_tclass+0x457/0xbf0 [ 140.079403][ T8675] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 140.085200][ T8675] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 140.090313][ T8675] rtnetlink_rcv_msg+0x34a/0x8d0 [ 140.095242][ T8675] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 140.100695][ T8675] ? netlink_deliver_tap+0x160/0xac0 [ 140.106015][ T8675] netlink_rcv_skb+0x13c/0x380 [ 140.111036][ T8675] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 140.116511][ T8675] ? netlink_ack+0x970/0x970 [ 140.121116][ T8675] ? netlink_deliver_tap+0x178/0xac0 [ 140.126393][ T8675] rtnetlink_rcv+0x10/0x20 [ 140.130816][ T8675] netlink_unicast+0x45e/0x6a0 [ 140.135667][ T8675] ? netlink_attachskb+0x740/0x740 [ 140.140763][ T8675] ? _copy_from_iter_full+0x18a/0x780 [ 140.146119][ T8675] ? __kasan_check_read+0x11/0x20 [ 140.151223][ T8675] ? __check_object_size+0x203/0x2ea [ 140.156494][ T8675] netlink_sendmsg+0x7b0/0xcb0 [ 140.161252][ T8675] ? netlink_unicast+0x6a0/0x6a0 [ 140.166184][ T8675] ? tomoyo_socket_sendmsg+0x9/0x10 [ 140.171359][ T8675] ? netlink_unicast+0x6a0/0x6a0 [ 140.176283][ T8675] sock_sendmsg+0xb5/0xf0 [ 140.180620][ T8675] ____sys_sendmsg+0x3b0/0x950 [ 140.185839][ T8675] ? copy_msghdr_from_user+0x209/0x420 [ 140.191418][ T8675] ? kernel_sendmsg+0x30/0x30 [ 140.196174][ T8675] ___sys_sendmsg+0xe4/0x160 [ 140.201456][ T8675] ? sendmsg_copy_msghdr+0x30/0x30 [ 140.206569][ T8675] ? rcu_read_lock_held+0x9c/0xb0 [ 140.211601][ T8675] ? __kasan_check_read+0x11/0x20 [ 140.216618][ T8675] ? __fget+0x2ac/0x410 [ 140.220772][ T8675] ? ksys_dup3+0x2e0/0x2e0 [ 140.225175][ T8675] ? find_held_lock+0x36/0x1d0 [ 140.229922][ T8675] ? __fget_light+0x179/0x1f0 [ 140.234581][ T8675] ? __fdget+0xe/0x10 [ 140.238546][ T8675] ? sockfd_lookup_light+0x1c/0x150 [ 140.243735][ T8675] __sys_sendmmsg+0x160/0x370 [ 140.248400][ T8675] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 140.253512][ T8675] ? vfs_write+0x25b/0x520 [ 140.257923][ T8675] ? lock_downgrade+0x900/0x900 [ 140.262759][ T8675] ? __kasan_check_write+0x14/0x20 [ 140.267873][ T8675] ? __mutex_unlock_slowpath+0xe0/0x690 [ 140.273403][ T8675] ? rcu_read_lock_any_held+0xcd/0xf0 [ 140.278778][ T8675] ? __kasan_check_write+0x14/0x20 [ 140.283986][ T8675] ? fput_many+0x1b/0x130 [ 140.288328][ T8675] ? fput+0xe/0x10 [ 140.292036][ T8675] ? ksys_write+0x181/0x220 [ 140.296534][ T8675] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 140.302000][ T8675] ? do_syscall_64+0x21/0x5f0 [ 140.306758][ T8675] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.312813][ T8675] __x64_sys_sendmmsg+0x98/0x100 [ 140.317764][ T8675] do_syscall_64+0xca/0x5f0 [ 140.322249][ T8675] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.328125][ T8675] RIP: 0033:0x45a639 [ 140.332003][ T8675] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 140.351591][ T8675] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 140.359984][ T8675] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 140.367951][ T8675] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 140.375916][ T8675] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 140.383870][ T8675] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 140.391854][ T8675] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 140.405383][ T8676] FAULT_INJECTION: forcing a failure. [ 140.405383][ T8676] name failslab, interval 1, probability 0, space 0, times 0 [ 140.418388][ T8676] CPU: 1 PID: 8676 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 140.426966][ T8676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.439106][ T8676] Call Trace: [ 140.442383][ T8676] dump_stack+0x12d/0x187 [ 140.446729][ T8676] should_fail.cold.4+0x5/0x13 [ 140.451740][ T8676] ? fault_create_debugfs_attr+0x150/0x150 [ 140.457557][ T8676] ? ___might_sleep+0x16b/0x2b0 [ 140.462416][ T8676] __should_failslab+0xba/0xf0 [ 140.467348][ T8676] should_failslab+0x9/0x14 [ 140.471838][ T8676] kmem_cache_alloc_node_trace+0x27b/0x770 [ 140.477629][ T8676] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 140.483701][ T8676] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 140.489603][ T8676] __kmalloc_node_track_caller+0x3c/0x70 [ 140.495328][ T8676] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 140.500792][ T8676] __alloc_skb+0xd7/0x570 [ 140.505126][ T8676] ? netdev_alloc_frag+0x160/0x160 [ 140.510239][ T8676] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 140.516565][ T8676] tc_ctl_tclass+0x457/0xbf0 [ 140.521150][ T8676] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 140.527199][ T8676] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 140.532319][ T8676] rtnetlink_rcv_msg+0x34a/0x8d0 [ 140.537251][ T8676] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 140.542713][ T8676] ? netlink_deliver_tap+0x160/0xac0 [ 140.547983][ T8676] netlink_rcv_skb+0x13c/0x380 [ 140.552819][ T8676] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 140.558285][ T8676] ? netlink_ack+0x970/0x970 [ 140.562893][ T8676] ? netlink_deliver_tap+0x178/0xac0 [ 140.568172][ T8676] rtnetlink_rcv+0x10/0x20 [ 140.572571][ T8676] netlink_unicast+0x45e/0x6a0 [ 140.577415][ T8676] ? netlink_attachskb+0x740/0x740 [ 140.582526][ T8676] ? _copy_from_iter_full+0x18a/0x780 [ 140.587961][ T8676] ? __kasan_check_read+0x11/0x20 [ 140.593217][ T8676] ? __check_object_size+0x203/0x2ea [ 140.598499][ T8676] netlink_sendmsg+0x7b0/0xcb0 [ 140.603253][ T8676] ? netlink_unicast+0x6a0/0x6a0 [ 140.608352][ T8676] ? tomoyo_socket_sendmsg+0x9/0x10 [ 140.613534][ T8676] ? netlink_unicast+0x6a0/0x6a0 [ 140.618455][ T8676] sock_sendmsg+0xb5/0xf0 [ 140.622780][ T8676] ____sys_sendmsg+0x3b0/0x950 [ 140.627529][ T8676] ? copy_msghdr_from_user+0x209/0x420 [ 140.632979][ T8676] ? kernel_sendmsg+0x30/0x30 [ 140.637741][ T8676] ___sys_sendmsg+0xe4/0x160 [ 140.642316][ T8676] ? sendmsg_copy_msghdr+0x30/0x30 [ 140.647467][ T8676] ? rcu_read_lock_held+0x9c/0xb0 [ 140.652489][ T8676] ? __kasan_check_read+0x11/0x20 [ 140.657497][ T8676] ? __fget+0x2ac/0x410 [ 140.661633][ T8676] ? ksys_dup3+0x2e0/0x2e0 [ 140.666048][ T8676] ? find_held_lock+0x36/0x1d0 [ 140.670808][ T8676] ? __fget_light+0x179/0x1f0 [ 140.675469][ T8676] ? __fdget+0xe/0x10 [ 140.679439][ T8676] ? sockfd_lookup_light+0x1c/0x150 [ 140.684637][ T8676] __sys_sendmmsg+0x160/0x370 [ 140.689316][ T8676] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 140.694351][ T8676] ? vfs_write+0x25b/0x520 [ 140.698775][ T8676] ? lock_downgrade+0x900/0x900 [ 140.704233][ T8676] ? __kasan_check_write+0x14/0x20 [ 140.709343][ T8676] ? __mutex_unlock_slowpath+0xe0/0x690 [ 140.714878][ T8676] ? rcu_read_lock_any_held+0xcd/0xf0 [ 140.720257][ T8676] ? __kasan_check_write+0x14/0x20 [ 140.725363][ T8676] ? fput_many+0x1b/0x130 [ 140.729698][ T8676] ? fput+0xe/0x10 [ 140.733404][ T8676] ? ksys_write+0x181/0x220 [ 140.737909][ T8676] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 140.743349][ T8676] ? do_syscall_64+0x21/0x5f0 [ 140.748014][ T8676] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.754076][ T8676] __x64_sys_sendmmsg+0x98/0x100 [ 140.759973][ T8676] do_syscall_64+0xca/0x5f0 [ 140.764470][ T8676] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.770355][ T8676] RIP: 0033:0x45a639 [ 140.774237][ T8676] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 140.793843][ T8676] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 140.802248][ T8676] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 140.810213][ T8676] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 140.818176][ T8676] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 140.826153][ T8676] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 140.834128][ T8676] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 140.845034][ T8677] FAULT_INJECTION: forcing a failure. [ 140.845034][ T8677] name failslab, interval 1, probability 0, space 0, times 0 [ 140.858352][ T8677] CPU: 1 PID: 8677 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 140.866986][ T8677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.877038][ T8677] Call Trace: [ 140.880400][ T8677] dump_stack+0x12d/0x187 [ 140.884837][ T8677] should_fail.cold.4+0x5/0x13 [ 140.889614][ T8677] ? fault_create_debugfs_attr+0x150/0x150 [ 140.895414][ T8677] ? ___might_sleep+0x16b/0x2b0 [ 140.900269][ T8677] __should_failslab+0xba/0xf0 [ 140.905022][ T8677] should_failslab+0x9/0x14 [ 140.909508][ T8677] kmem_cache_alloc_node_trace+0x27b/0x770 [ 140.915299][ T8677] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 140.921353][ T8677] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 140.927156][ T8677] __kmalloc_node_track_caller+0x3c/0x70 [ 140.932768][ T8677] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 140.938913][ T8677] __alloc_skb+0xd7/0x570 [ 140.943233][ T8677] ? netdev_alloc_frag+0x160/0x160 [ 140.948329][ T8677] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 140.954643][ T8677] tc_ctl_tclass+0x457/0xbf0 [ 140.960002][ T8677] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 140.965787][ T8677] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 140.971187][ T8677] rtnetlink_rcv_msg+0x34a/0x8d0 [ 140.976113][ T8677] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 140.981575][ T8677] ? netlink_deliver_tap+0x160/0xac0 [ 140.986940][ T8677] netlink_rcv_skb+0x13c/0x380 [ 140.991771][ T8677] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 140.997221][ T8677] ? netlink_ack+0x970/0x970 [ 141.001940][ T8677] ? netlink_deliver_tap+0x178/0xac0 [ 141.007219][ T8677] rtnetlink_rcv+0x10/0x20 [ 141.011637][ T8677] netlink_unicast+0x45e/0x6a0 [ 141.016401][ T8677] ? netlink_attachskb+0x740/0x740 [ 141.021511][ T8677] ? _copy_from_iter_full+0x18a/0x780 [ 141.026878][ T8677] ? __kasan_check_read+0x11/0x20 [ 141.031890][ T8677] ? __check_object_size+0x203/0x2ea [ 141.037156][ T8677] netlink_sendmsg+0x7b0/0xcb0 [ 141.041947][ T8677] ? netlink_unicast+0x6a0/0x6a0 [ 141.046964][ T8677] ? tomoyo_socket_sendmsg+0x9/0x10 [ 141.052151][ T8677] ? netlink_unicast+0x6a0/0x6a0 [ 141.057079][ T8677] sock_sendmsg+0xb5/0xf0 [ 141.061412][ T8677] ____sys_sendmsg+0x3b0/0x950 [ 141.066159][ T8677] ? copy_msghdr_from_user+0x209/0x420 [ 141.071618][ T8677] ? kernel_sendmsg+0x30/0x30 [ 141.076295][ T8677] ___sys_sendmsg+0xe4/0x160 [ 141.080888][ T8677] ? sendmsg_copy_msghdr+0x30/0x30 [ 141.085992][ T8677] ? rcu_read_lock_held+0x9c/0xb0 [ 141.091004][ T8677] ? __kasan_check_read+0x11/0x20 [ 141.096019][ T8677] ? __fget+0x2ac/0x410 [ 141.100164][ T8677] ? ksys_dup3+0x2e0/0x2e0 [ 141.104587][ T8677] ? find_held_lock+0x36/0x1d0 [ 141.109347][ T8677] ? __fget_light+0x179/0x1f0 [ 141.114012][ T8677] ? __fdget+0xe/0x10 [ 141.118014][ T8677] ? sockfd_lookup_light+0x1c/0x150 [ 141.123206][ T8677] __sys_sendmmsg+0x160/0x370 [ 141.127881][ T8677] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 141.132898][ T8677] ? vfs_write+0x25b/0x520 [ 141.137424][ T8677] ? lock_downgrade+0x900/0x900 [ 141.142270][ T8677] ? __kasan_check_write+0x14/0x20 [ 141.147374][ T8677] ? __mutex_unlock_slowpath+0xe0/0x690 [ 141.153005][ T8677] ? rcu_read_lock_any_held+0xcd/0xf0 [ 141.158368][ T8677] ? __kasan_check_write+0x14/0x20 [ 141.163463][ T8677] ? fput_many+0x1b/0x130 [ 141.167788][ T8677] ? fput+0xe/0x10 [ 141.171487][ T8677] ? ksys_write+0x181/0x220 [ 141.175982][ T8677] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 141.181439][ T8677] ? do_syscall_64+0x21/0x5f0 [ 141.186109][ T8677] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.192177][ T8677] __x64_sys_sendmmsg+0x98/0x100 [ 141.197105][ T8677] do_syscall_64+0xca/0x5f0 [ 141.201628][ T8677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.207518][ T8677] RIP: 0033:0x45a639 [ 141.211408][ T8677] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 141.235952][ T8677] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 141.244368][ T8677] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 141.252355][ T8677] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 141.260328][ T8677] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 141.268283][ T8677] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 141.276246][ T8677] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 141.287294][ T8678] FAULT_INJECTION: forcing a failure. [ 141.287294][ T8678] name failslab, interval 1, probability 0, space 0, times 0 [ 141.300140][ T8678] CPU: 1 PID: 8678 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 141.308715][ T8678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.318758][ T8678] Call Trace: [ 141.322040][ T8678] dump_stack+0x12d/0x187 [ 141.326368][ T8678] should_fail.cold.4+0x5/0x13 [ 141.331111][ T8678] ? fault_create_debugfs_attr+0x150/0x150 [ 141.336902][ T8678] ? ___might_sleep+0x16b/0x2b0 [ 141.341745][ T8678] __should_failslab+0xba/0xf0 [ 141.346493][ T8678] should_failslab+0x9/0x14 [ 141.351074][ T8678] kmem_cache_alloc_node_trace+0x27b/0x770 [ 141.356862][ T8678] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 141.362930][ T8678] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 141.368739][ T8678] __kmalloc_node_track_caller+0x3c/0x70 [ 141.374466][ T8678] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 141.379912][ T8678] __alloc_skb+0xd7/0x570 [ 141.384230][ T8678] ? netdev_alloc_frag+0x160/0x160 [ 141.389336][ T8678] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 141.395702][ T8678] tc_ctl_tclass+0x457/0xbf0 [ 141.400310][ T8678] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 141.406123][ T8678] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 141.411261][ T8678] rtnetlink_rcv_msg+0x34a/0x8d0 [ 141.418894][ T8678] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 141.424356][ T8678] ? netlink_deliver_tap+0x160/0xac0 [ 141.429723][ T8678] netlink_rcv_skb+0x13c/0x380 [ 141.434468][ T8678] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 141.439915][ T8678] ? netlink_ack+0x970/0x970 [ 141.444605][ T8678] ? netlink_deliver_tap+0x178/0xac0 [ 141.449881][ T8678] rtnetlink_rcv+0x10/0x20 [ 141.454406][ T8678] netlink_unicast+0x45e/0x6a0 [ 141.459195][ T8678] ? netlink_attachskb+0x740/0x740 [ 141.464296][ T8678] ? _copy_from_iter_full+0x18a/0x780 [ 141.469663][ T8678] ? __kasan_check_read+0x11/0x20 [ 141.474690][ T8678] ? __check_object_size+0x203/0x2ea [ 141.479972][ T8678] netlink_sendmsg+0x7b0/0xcb0 [ 141.484725][ T8678] ? netlink_unicast+0x6a0/0x6a0 [ 141.489684][ T8678] ? tomoyo_socket_sendmsg+0x9/0x10 [ 141.494877][ T8678] ? netlink_unicast+0x6a0/0x6a0 [ 141.499797][ T8678] sock_sendmsg+0xb5/0xf0 [ 141.504116][ T8678] ____sys_sendmsg+0x3b0/0x950 [ 141.508867][ T8678] ? copy_msghdr_from_user+0x209/0x420 [ 141.514326][ T8678] ? kernel_sendmsg+0x30/0x30 [ 141.519346][ T8678] ___sys_sendmsg+0xe4/0x160 [ 141.523922][ T8678] ? sendmsg_copy_msghdr+0x30/0x30 [ 141.529025][ T8678] ? rcu_read_lock_held+0x9c/0xb0 [ 141.534127][ T8678] ? __kasan_check_read+0x11/0x20 [ 141.539131][ T8678] ? __fget+0x2ac/0x410 [ 141.543278][ T8678] ? ksys_dup3+0x2e0/0x2e0 [ 141.547697][ T8678] ? find_held_lock+0x36/0x1d0 [ 141.552470][ T8678] ? __fget_light+0x179/0x1f0 [ 141.557216][ T8678] ? __fdget+0xe/0x10 [ 141.561727][ T8678] ? sockfd_lookup_light+0x1c/0x150 [ 141.566928][ T8678] __sys_sendmmsg+0x160/0x370 [ 141.571610][ T8678] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 141.576670][ T8678] ? vfs_write+0x25b/0x520 [ 141.581117][ T8678] ? lock_downgrade+0x900/0x900 [ 141.586081][ T8678] ? __kasan_check_write+0x14/0x20 [ 141.591193][ T8678] ? __mutex_unlock_slowpath+0xe0/0x690 [ 141.596744][ T8678] ? rcu_read_lock_any_held+0xcd/0xf0 [ 141.602126][ T8678] ? __kasan_check_write+0x14/0x20 [ 141.607227][ T8678] ? fput_many+0x1b/0x130 [ 141.611543][ T8678] ? fput+0xe/0x10 [ 141.615245][ T8678] ? ksys_write+0x181/0x220 [ 141.619746][ T8678] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 141.625200][ T8678] ? do_syscall_64+0x21/0x5f0 [ 141.629865][ T8678] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.635920][ T8678] __x64_sys_sendmmsg+0x98/0x100 [ 141.640849][ T8678] do_syscall_64+0xca/0x5f0 [ 141.645339][ T8678] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.651230][ T8678] RIP: 0033:0x45a639 [ 141.655112][ T8678] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 141.674725][ T8678] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 141.683136][ T8678] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 141.691095][ T8678] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 141.699055][ T8678] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 141.707027][ T8678] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 141.715161][ T8678] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 141.894329][ T8684] FAULT_INJECTION: forcing a failure. [ 141.894329][ T8684] name failslab, interval 1, probability 0, space 0, times 0 [ 141.907178][ T8684] CPU: 0 PID: 8684 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 141.915757][ T8684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.925850][ T8684] Call Trace: [ 141.929139][ T8684] dump_stack+0x12d/0x187 [ 141.933474][ T8684] should_fail.cold.4+0x5/0x13 [ 141.938229][ T8684] ? fault_create_debugfs_attr+0x150/0x150 [ 141.944032][ T8684] ? ___might_sleep+0x16b/0x2b0 [ 141.948874][ T8684] __should_failslab+0xba/0xf0 [ 141.953629][ T8684] should_failslab+0x9/0x14 [ 141.958287][ T8684] kmem_cache_alloc_node_trace+0x27b/0x770 [ 141.964096][ T8684] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 141.970243][ T8684] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 141.976064][ T8684] __kmalloc_node_track_caller+0x3c/0x70 [ 141.981868][ T8684] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 141.987316][ T8684] __alloc_skb+0xd7/0x570 [ 141.991812][ T8684] ? netdev_alloc_frag+0x160/0x160 [ 141.996914][ T8684] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 142.003317][ T8684] tc_ctl_tclass+0x457/0xbf0 [ 142.007898][ T8684] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 142.013802][ T8684] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 142.019057][ T8684] rtnetlink_rcv_msg+0x34a/0x8d0 [ 142.023990][ T8684] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 142.029448][ T8684] ? netlink_deliver_tap+0x160/0xac0 [ 142.035037][ T8684] netlink_rcv_skb+0x13c/0x380 [ 142.040341][ T8684] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 142.045803][ T8684] ? netlink_ack+0x970/0x970 [ 142.050389][ T8684] ? netlink_deliver_tap+0x178/0xac0 [ 142.055663][ T8684] rtnetlink_rcv+0x10/0x20 [ 142.060077][ T8684] netlink_unicast+0x45e/0x6a0 [ 142.064850][ T8684] ? netlink_attachskb+0x740/0x740 [ 142.070125][ T8684] ? _copy_from_iter_full+0x18a/0x780 [ 142.075670][ T8684] ? __kasan_check_read+0x11/0x20 [ 142.080686][ T8684] ? __check_object_size+0x203/0x2ea [ 142.085963][ T8684] netlink_sendmsg+0x7b0/0xcb0 [ 142.091005][ T8684] ? netlink_unicast+0x6a0/0x6a0 [ 142.096034][ T8684] ? tomoyo_socket_sendmsg+0x9/0x10 [ 142.101241][ T8684] ? netlink_unicast+0x6a0/0x6a0 [ 142.106174][ T8684] sock_sendmsg+0xb5/0xf0 [ 142.110515][ T8684] ____sys_sendmsg+0x3b0/0x950 [ 142.115274][ T8684] ? copy_msghdr_from_user+0x209/0x420 [ 142.122100][ T8684] ? kernel_sendmsg+0x30/0x30 [ 142.126778][ T8684] ___sys_sendmsg+0xe4/0x160 [ 142.131362][ T8684] ? sendmsg_copy_msghdr+0x30/0x30 [ 142.136468][ T8684] ? rcu_read_lock_held+0x9c/0xb0 [ 142.141486][ T8684] ? __kasan_check_read+0x11/0x20 [ 142.146495][ T8684] ? __fget+0x2ac/0x410 [ 142.150635][ T8684] ? ksys_dup3+0x2e0/0x2e0 [ 142.155104][ T8684] ? find_held_lock+0x36/0x1d0 [ 142.160005][ T8684] ? __fget_light+0x179/0x1f0 [ 142.164693][ T8684] ? __fdget+0xe/0x10 [ 142.168744][ T8684] ? sockfd_lookup_light+0x1c/0x150 [ 142.174020][ T8684] __sys_sendmmsg+0x160/0x370 [ 142.178683][ T8684] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 142.183931][ T8684] ? vfs_write+0x25b/0x520 [ 142.188345][ T8684] ? lock_downgrade+0x900/0x900 [ 142.193275][ T8684] ? __kasan_check_write+0x14/0x20 [ 142.198485][ T8684] ? __mutex_unlock_slowpath+0xe0/0x690 [ 142.204021][ T8684] ? rcu_read_lock_any_held+0xcd/0xf0 [ 142.209401][ T8684] ? __kasan_check_write+0x14/0x20 [ 142.215605][ T8684] ? fput_many+0x1b/0x130 [ 142.219931][ T8684] ? fput+0xe/0x10 [ 142.223773][ T8684] ? ksys_write+0x181/0x220 [ 142.228280][ T8684] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 142.233985][ T8684] ? do_syscall_64+0x21/0x5f0 [ 142.238658][ T8684] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.244724][ T8684] __x64_sys_sendmmsg+0x98/0x100 [ 142.249660][ T8684] do_syscall_64+0xca/0x5f0 [ 142.254148][ T8684] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.260117][ T8684] RIP: 0033:0x45a639 [ 142.264273][ T8684] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 142.283978][ T8684] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 142.292389][ T8684] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 142.300359][ T8684] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 142.308663][ T8684] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 142.316634][ T8684] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 142.324627][ T8684] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 142.584453][ T8690] FAULT_INJECTION: forcing a failure. [ 142.584453][ T8690] name failslab, interval 1, probability 0, space 0, times 0 [ 142.597284][ T8690] CPU: 0 PID: 8690 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 142.605864][ T8690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.616004][ T8690] Call Trace: [ 142.619293][ T8690] dump_stack+0x12d/0x187 [ 142.623711][ T8690] should_fail.cold.4+0x5/0x13 [ 142.628487][ T8690] ? fault_create_debugfs_attr+0x150/0x150 [ 142.634277][ T8690] ? ___might_sleep+0x16b/0x2b0 [ 142.639119][ T8690] __should_failslab+0xba/0xf0 [ 142.643990][ T8690] should_failslab+0x9/0x14 [ 142.648482][ T8690] kmem_cache_alloc_node_trace+0x27b/0x770 [ 142.654290][ T8690] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 142.662714][ T8690] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 142.668534][ T8690] __kmalloc_node_track_caller+0x3c/0x70 [ 142.674858][ T8690] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 142.680302][ T8690] __alloc_skb+0xd7/0x570 [ 142.684612][ T8690] ? netdev_alloc_frag+0x160/0x160 [ 142.689720][ T8690] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 142.696112][ T8690] tc_ctl_tclass+0x457/0xbf0 [ 142.700680][ T8690] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 142.706471][ T8690] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 142.711580][ T8690] rtnetlink_rcv_msg+0x34a/0x8d0 [ 142.716514][ T8690] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 142.721968][ T8690] ? netlink_deliver_tap+0x160/0xac0 [ 142.727244][ T8690] netlink_rcv_skb+0x13c/0x380 [ 142.732000][ T8690] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 142.737447][ T8690] ? netlink_ack+0x970/0x970 [ 142.742026][ T8690] ? netlink_deliver_tap+0x178/0xac0 [ 142.751045][ T8690] rtnetlink_rcv+0x10/0x20 [ 142.755462][ T8690] netlink_unicast+0x45e/0x6a0 [ 142.760230][ T8690] ? netlink_attachskb+0x740/0x740 [ 142.765425][ T8690] ? _copy_from_iter_full+0x18a/0x780 [ 142.770803][ T8690] ? __kasan_check_read+0x11/0x20 [ 142.775838][ T8690] ? __check_object_size+0x203/0x2ea [ 142.781247][ T8690] netlink_sendmsg+0x7b0/0xcb0 [ 142.786215][ T8690] ? netlink_unicast+0x6a0/0x6a0 [ 142.791152][ T8690] ? tomoyo_socket_sendmsg+0x9/0x10 [ 142.796339][ T8690] ? netlink_unicast+0x6a0/0x6a0 [ 142.801273][ T8690] sock_sendmsg+0xb5/0xf0 [ 142.805604][ T8690] ____sys_sendmsg+0x3b0/0x950 [ 142.810360][ T8690] ? copy_msghdr_from_user+0x209/0x420 [ 142.815803][ T8690] ? kernel_sendmsg+0x30/0x30 [ 142.820495][ T8690] ___sys_sendmsg+0xe4/0x160 [ 142.825711][ T8690] ? sendmsg_copy_msghdr+0x30/0x30 [ 142.839606][ T8690] ? rcu_read_lock_held+0x9c/0xb0 [ 142.844637][ T8690] ? __kasan_check_read+0x11/0x20 [ 142.849647][ T8690] ? __fget+0x2ac/0x410 [ 142.853804][ T8690] ? ksys_dup3+0x2e0/0x2e0 [ 142.858223][ T8690] ? find_held_lock+0x36/0x1d0 [ 142.862963][ T8690] ? __fget_light+0x179/0x1f0 [ 142.867765][ T8690] ? __fdget+0xe/0x10 [ 142.871751][ T8690] ? sockfd_lookup_light+0x1c/0x150 [ 142.876944][ T8690] __sys_sendmmsg+0x160/0x370 [ 142.881628][ T8690] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 142.886664][ T8690] ? vfs_write+0x25b/0x520 [ 142.891078][ T8690] ? lock_downgrade+0x900/0x900 [ 142.895939][ T8690] ? __kasan_check_write+0x14/0x20 [ 142.901036][ T8690] ? __mutex_unlock_slowpath+0xe0/0x690 [ 142.906585][ T8690] ? rcu_read_lock_any_held+0xcd/0xf0 [ 142.911962][ T8690] ? __kasan_check_write+0x14/0x20 [ 142.917164][ T8690] ? fput_many+0x1b/0x130 [ 142.921480][ T8690] ? fput+0xe/0x10 [ 142.925203][ T8690] ? ksys_write+0x181/0x220 [ 142.929690][ T8690] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 142.935137][ T8690] ? do_syscall_64+0x21/0x5f0 [ 142.939814][ T8690] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.945886][ T8690] __x64_sys_sendmmsg+0x98/0x100 [ 142.950808][ T8690] do_syscall_64+0xca/0x5f0 [ 142.955302][ T8690] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.961186][ T8690] RIP: 0033:0x45a639 [ 142.965057][ T8690] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 142.984649][ T8690] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 142.993049][ T8690] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 143.001103][ T8690] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 143.009058][ T8690] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 143.017030][ T8690] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 143.025046][ T8690] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 2020/01/13 17:04:25 executed programs: 126 [ 143.684683][ T8709] FAULT_INJECTION: forcing a failure. [ 143.684683][ T8709] name failslab, interval 1, probability 0, space 0, times 0 [ 143.705037][ T8709] CPU: 1 PID: 8709 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 143.713666][ T8709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.723831][ T8709] Call Trace: [ 143.727121][ T8709] dump_stack+0x12d/0x187 [ 143.731481][ T8709] should_fail.cold.4+0x5/0x13 [ 143.736239][ T8709] ? fault_create_debugfs_attr+0x150/0x150 [ 143.742032][ T8709] ? ___might_sleep+0x16b/0x2b0 [ 143.746868][ T8709] __should_failslab+0xba/0xf0 [ 143.751607][ T8709] should_failslab+0x9/0x14 [ 143.756197][ T8709] kmem_cache_alloc_node_trace+0x27b/0x770 [ 143.762100][ T8709] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 143.768144][ T8709] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 143.773947][ T8709] __kmalloc_node_track_caller+0x3c/0x70 [ 143.779570][ T8709] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 143.785022][ T8709] __alloc_skb+0xd7/0x570 [ 143.789447][ T8709] ? netdev_alloc_frag+0x160/0x160 [ 143.794559][ T8709] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 143.800877][ T8709] tc_ctl_tclass+0x457/0xbf0 [ 143.805450][ T8709] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 143.811501][ T8709] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 143.816599][ T8709] rtnetlink_rcv_msg+0x34a/0x8d0 [ 143.821517][ T8709] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 143.826970][ T8709] ? netlink_deliver_tap+0x160/0xac0 [ 143.832281][ T8709] netlink_rcv_skb+0x13c/0x380 [ 143.837053][ T8709] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 143.842542][ T8709] ? netlink_ack+0x970/0x970 [ 143.847118][ T8709] ? netlink_deliver_tap+0x178/0xac0 [ 143.852665][ T8709] rtnetlink_rcv+0x10/0x20 [ 143.857078][ T8709] netlink_unicast+0x45e/0x6a0 [ 143.861833][ T8709] ? netlink_attachskb+0x740/0x740 [ 143.866933][ T8709] ? _copy_from_iter_full+0x18a/0x780 [ 143.872300][ T8709] ? __kasan_check_read+0x11/0x20 [ 143.877333][ T8709] ? __check_object_size+0x203/0x2ea [ 143.882618][ T8709] netlink_sendmsg+0x7b0/0xcb0 [ 143.887379][ T8709] ? netlink_unicast+0x6a0/0x6a0 [ 143.892492][ T8709] ? tomoyo_socket_sendmsg+0x9/0x10 [ 143.897676][ T8709] ? netlink_unicast+0x6a0/0x6a0 [ 143.902592][ T8709] sock_sendmsg+0xb5/0xf0 [ 143.906912][ T8709] ____sys_sendmsg+0x3b0/0x950 [ 143.911943][ T8709] ? copy_msghdr_from_user+0x209/0x420 [ 143.917387][ T8709] ? kernel_sendmsg+0x30/0x30 [ 143.922061][ T8709] ___sys_sendmsg+0xe4/0x160 [ 143.926630][ T8709] ? sendmsg_copy_msghdr+0x30/0x30 [ 143.931733][ T8709] ? rcu_read_lock_held+0x9c/0xb0 [ 143.936740][ T8709] ? __kasan_check_read+0x11/0x20 [ 143.941744][ T8709] ? __fget+0x2ac/0x410 [ 143.945880][ T8709] ? ksys_dup3+0x2e0/0x2e0 [ 143.950269][ T8709] ? find_held_lock+0x36/0x1d0 [ 143.955017][ T8709] ? __fget_light+0x179/0x1f0 [ 143.959694][ T8709] ? __fdget+0xe/0x10 [ 143.963650][ T8709] ? sockfd_lookup_light+0x1c/0x150 [ 143.968827][ T8709] __sys_sendmmsg+0x160/0x370 [ 143.973487][ T8709] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 143.978508][ T8709] ? vfs_write+0x25b/0x520 [ 143.982985][ T8709] ? lock_downgrade+0x900/0x900 [ 143.987827][ T8709] ? __kasan_check_write+0x14/0x20 [ 143.992923][ T8709] ? __mutex_unlock_slowpath+0xe0/0x690 [ 143.998450][ T8709] ? rcu_read_lock_any_held+0xcd/0xf0 [ 144.003815][ T8709] ? trace_hardirqs_on_caller+0x28/0x1a0 [ 144.009437][ T8709] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 144.015320][ T8709] ? retint_kernel+0x2b/0x2b [ 144.019888][ T8709] __x64_sys_sendmmsg+0x98/0x100 [ 144.024805][ T8709] ? do_syscall_64+0x51/0x5f0 [ 144.029460][ T8709] do_syscall_64+0xca/0x5f0 [ 144.033954][ T8709] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.039825][ T8709] RIP: 0033:0x45a639 [ 144.043700][ T8709] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 144.063418][ T8709] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 144.071999][ T8709] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 144.079950][ T8709] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 144.088031][ T8709] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 144.096077][ T8709] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 144.104034][ T8709] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 144.118367][ T8712] FAULT_INJECTION: forcing a failure. [ 144.118367][ T8712] name failslab, interval 1, probability 0, space 0, times 0 [ 144.132298][ T8712] CPU: 0 PID: 8712 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 144.141019][ T8712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.151092][ T8712] Call Trace: [ 144.154369][ T8712] dump_stack+0x12d/0x187 [ 144.158685][ T8712] should_fail.cold.4+0x5/0x13 [ 144.163429][ T8712] ? fault_create_debugfs_attr+0x150/0x150 [ 144.169214][ T8712] ? ___might_sleep+0x16b/0x2b0 [ 144.174056][ T8712] __should_failslab+0xba/0xf0 [ 144.178804][ T8712] should_failslab+0x9/0x14 [ 144.183290][ T8712] kmem_cache_alloc_node_trace+0x27b/0x770 [ 144.189069][ T8712] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 144.195111][ T8712] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 144.200910][ T8712] __kmalloc_node_track_caller+0x3c/0x70 [ 144.206520][ T8712] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 144.211971][ T8712] __alloc_skb+0xd7/0x570 [ 144.216282][ T8712] ? netdev_alloc_frag+0x160/0x160 [ 144.221372][ T8712] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 144.227697][ T8712] tc_ctl_tclass+0x457/0xbf0 [ 144.232281][ T8712] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 144.238076][ T8712] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 144.243180][ T8712] rtnetlink_rcv_msg+0x34a/0x8d0 [ 144.248112][ T8712] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 144.253558][ T8712] ? netlink_deliver_tap+0x160/0xac0 [ 144.258838][ T8712] netlink_rcv_skb+0x13c/0x380 [ 144.263676][ T8712] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 144.269145][ T8712] ? netlink_ack+0x970/0x970 [ 144.273721][ T8712] ? netlink_deliver_tap+0x178/0xac0 [ 144.279001][ T8712] rtnetlink_rcv+0x10/0x20 [ 144.283421][ T8712] netlink_unicast+0x45e/0x6a0 [ 144.288187][ T8712] ? netlink_attachskb+0x740/0x740 [ 144.293291][ T8712] ? _copy_from_iter_full+0x18a/0x780 [ 144.298657][ T8712] ? __kasan_check_read+0x11/0x20 [ 144.303666][ T8712] ? __check_object_size+0x203/0x2ea [ 144.308961][ T8712] netlink_sendmsg+0x7b0/0xcb0 [ 144.313722][ T8712] ? netlink_unicast+0x6a0/0x6a0 [ 144.318645][ T8712] ? tomoyo_socket_sendmsg+0x9/0x10 [ 144.323824][ T8712] ? netlink_unicast+0x6a0/0x6a0 [ 144.328756][ T8712] sock_sendmsg+0xb5/0xf0 [ 144.333073][ T8712] ____sys_sendmsg+0x3b0/0x950 [ 144.337949][ T8712] ? copy_msghdr_from_user+0x209/0x420 [ 144.343392][ T8712] ? kernel_sendmsg+0x30/0x30 [ 144.348078][ T8712] ___sys_sendmsg+0xe4/0x160 [ 144.352652][ T8712] ? sendmsg_copy_msghdr+0x30/0x30 [ 144.357740][ T8712] ? rcu_read_lock_held+0x9c/0xb0 [ 144.362763][ T8712] ? __kasan_check_read+0x11/0x20 [ 144.368213][ T8712] ? __fget+0x2ac/0x410 [ 144.372365][ T8712] ? ksys_dup3+0x2e0/0x2e0 [ 144.376786][ T8712] ? find_held_lock+0x36/0x1d0 [ 144.381545][ T8712] ? __fget_light+0x179/0x1f0 [ 144.386209][ T8712] ? __fdget+0xe/0x10 [ 144.390188][ T8712] ? sockfd_lookup_light+0x1c/0x150 [ 144.395371][ T8712] __sys_sendmmsg+0x160/0x370 [ 144.400037][ T8712] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 144.405052][ T8712] ? vfs_write+0x25b/0x520 [ 144.409462][ T8712] ? lock_downgrade+0x900/0x900 [ 144.414291][ T8712] ? __kasan_check_write+0x14/0x20 [ 144.419392][ T8712] ? __mutex_unlock_slowpath+0xe0/0x690 [ 144.424943][ T8712] ? rcu_read_lock_any_held+0xcd/0xf0 [ 144.430304][ T8712] ? __kasan_check_write+0x14/0x20 [ 144.435391][ T8712] ? fput_many+0x1b/0x130 [ 144.439835][ T8712] ? fput+0xe/0x10 [ 144.443533][ T8712] ? ksys_write+0x181/0x220 [ 144.448023][ T8712] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 144.453465][ T8712] ? do_syscall_64+0x21/0x5f0 [ 144.458122][ T8712] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.464271][ T8712] __x64_sys_sendmmsg+0x98/0x100 [ 144.469187][ T8712] do_syscall_64+0xca/0x5f0 [ 144.473684][ T8712] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.479549][ T8712] RIP: 0033:0x45a639 [ 144.483476][ T8712] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 144.503064][ T8712] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 144.511480][ T8712] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 144.519448][ T8712] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 144.527407][ T8712] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 144.535371][ T8712] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 144.543589][ T8712] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 144.561421][ T8713] FAULT_INJECTION: forcing a failure. [ 144.561421][ T8713] name failslab, interval 1, probability 0, space 0, times 0 [ 144.576937][ T8713] CPU: 1 PID: 8713 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 144.585544][ T8713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.595587][ T8713] Call Trace: [ 144.598892][ T8713] dump_stack+0x12d/0x187 [ 144.603205][ T8713] should_fail.cold.4+0x5/0x13 [ 144.607960][ T8713] ? fault_create_debugfs_attr+0x150/0x150 [ 144.613755][ T8713] ? ___might_sleep+0x16b/0x2b0 [ 144.623107][ T8713] __should_failslab+0xba/0xf0 [ 144.627863][ T8713] should_failslab+0x9/0x14 [ 144.632479][ T8713] kmem_cache_alloc_node_trace+0x27b/0x770 [ 144.638283][ T8713] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 144.644342][ T8713] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 144.650144][ T8713] __kmalloc_node_track_caller+0x3c/0x70 [ 144.655814][ T8713] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 144.661259][ T8713] __alloc_skb+0xd7/0x570 [ 144.665564][ T8713] ? netdev_alloc_frag+0x160/0x160 [ 144.670664][ T8713] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 144.676978][ T8713] tc_ctl_tclass+0x457/0xbf0 [ 144.681554][ T8713] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 144.687338][ T8713] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 144.692426][ T8713] rtnetlink_rcv_msg+0x34a/0x8d0 [ 144.697352][ T8713] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 144.702796][ T8713] ? netlink_deliver_tap+0x160/0xac0 [ 144.708069][ T8713] netlink_rcv_skb+0x13c/0x380 [ 144.712809][ T8713] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 144.720075][ T8713] ? netlink_ack+0x970/0x970 [ 144.724639][ T8713] ? netlink_deliver_tap+0x178/0xac0 [ 144.729896][ T8713] rtnetlink_rcv+0x10/0x20 [ 144.734290][ T8713] netlink_unicast+0x45e/0x6a0 [ 144.739039][ T8713] ? netlink_attachskb+0x740/0x740 [ 144.744125][ T8713] ? _copy_from_iter_full+0x18a/0x780 [ 144.749471][ T8713] ? __kasan_check_read+0x11/0x20 [ 144.754475][ T8713] ? __check_object_size+0x203/0x2ea [ 144.759830][ T8713] netlink_sendmsg+0x7b0/0xcb0 [ 144.764569][ T8713] ? netlink_unicast+0x6a0/0x6a0 [ 144.769496][ T8713] ? tomoyo_socket_sendmsg+0x9/0x10 [ 144.774677][ T8713] ? netlink_unicast+0x6a0/0x6a0 [ 144.779640][ T8713] sock_sendmsg+0xb5/0xf0 [ 144.784075][ T8713] ____sys_sendmsg+0x3b0/0x950 [ 144.788894][ T8713] ? copy_msghdr_from_user+0x209/0x420 [ 144.794364][ T8713] ? kernel_sendmsg+0x30/0x30 [ 144.799044][ T8713] ___sys_sendmsg+0xe4/0x160 [ 144.803612][ T8713] ? sendmsg_copy_msghdr+0x30/0x30 [ 144.808804][ T8713] ? rcu_read_lock_held+0x9c/0xb0 [ 144.813812][ T8713] ? __kasan_check_read+0x11/0x20 [ 144.818821][ T8713] ? __fget+0x2ac/0x410 [ 144.823008][ T8713] ? ksys_dup3+0x2e0/0x2e0 [ 144.827405][ T8713] ? find_held_lock+0x36/0x1d0 [ 144.832164][ T8713] ? __fget_light+0x179/0x1f0 [ 144.836822][ T8713] ? __fdget+0xe/0x10 [ 144.840785][ T8713] ? sockfd_lookup_light+0x1c/0x150 [ 144.845973][ T8713] __sys_sendmmsg+0x160/0x370 [ 144.850624][ T8713] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 144.855630][ T8713] ? vfs_write+0x25b/0x520 [ 144.860030][ T8713] ? lock_downgrade+0x900/0x900 [ 144.864858][ T8713] ? __kasan_check_write+0x14/0x20 [ 144.869944][ T8713] ? __mutex_unlock_slowpath+0xe0/0x690 [ 144.875484][ T8713] ? rcu_read_lock_any_held+0xcd/0xf0 [ 144.880843][ T8713] ? __kasan_check_write+0x14/0x20 [ 144.885938][ T8713] ? fput_many+0x1b/0x130 [ 144.890243][ T8713] ? fput+0xe/0x10 [ 144.894043][ T8713] ? ksys_write+0x181/0x220 [ 144.898554][ T8713] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 144.904004][ T8713] ? do_syscall_64+0x21/0x5f0 [ 144.908772][ T8713] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.914840][ T8713] __x64_sys_sendmmsg+0x98/0x100 [ 144.919780][ T8713] do_syscall_64+0xca/0x5f0 [ 144.924268][ T8713] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.930138][ T8713] RIP: 0033:0x45a639 [ 144.934028][ T8713] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 144.953778][ T8713] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 144.962367][ T8713] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 144.970354][ T8713] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 144.978323][ T8713] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 144.986290][ T8713] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 144.994254][ T8713] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 145.005632][ T8714] FAULT_INJECTION: forcing a failure. [ 145.005632][ T8714] name failslab, interval 1, probability 0, space 0, times 0 [ 145.019748][ T8714] CPU: 1 PID: 8714 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 145.028616][ T8714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.038681][ T8714] Call Trace: [ 145.041992][ T8714] dump_stack+0x12d/0x187 [ 145.046333][ T8714] should_fail.cold.4+0x5/0x13 [ 145.051101][ T8714] ? fault_create_debugfs_attr+0x150/0x150 [ 145.056930][ T8714] ? ___might_sleep+0x16b/0x2b0 [ 145.061797][ T8714] __should_failslab+0xba/0xf0 [ 145.066547][ T8714] should_failslab+0x9/0x14 [ 145.071031][ T8714] kmem_cache_alloc_node_trace+0x27b/0x770 [ 145.076890][ T8714] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 145.083031][ T8714] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 145.088822][ T8714] __kmalloc_node_track_caller+0x3c/0x70 [ 145.094443][ T8714] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 145.099888][ T8714] __alloc_skb+0xd7/0x570 [ 145.104201][ T8714] ? netdev_alloc_frag+0x160/0x160 [ 145.109311][ T8714] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 145.115628][ T8714] tc_ctl_tclass+0x457/0xbf0 [ 145.120223][ T8714] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 145.126219][ T8714] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 145.131324][ T8714] rtnetlink_rcv_msg+0x34a/0x8d0 [ 145.136283][ T8714] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 145.141839][ T8714] ? netlink_deliver_tap+0x160/0xac0 [ 145.147183][ T8714] netlink_rcv_skb+0x13c/0x380 [ 145.151948][ T8714] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 145.157400][ T8714] ? netlink_ack+0x970/0x970 [ 145.161981][ T8714] ? netlink_deliver_tap+0x178/0xac0 [ 145.167249][ T8714] rtnetlink_rcv+0x10/0x20 [ 145.171643][ T8714] netlink_unicast+0x45e/0x6a0 [ 145.176395][ T8714] ? netlink_attachskb+0x740/0x740 [ 145.181515][ T8714] ? _copy_from_iter_full+0x18a/0x780 [ 145.186869][ T8714] ? __kasan_check_read+0x11/0x20 [ 145.191887][ T8714] ? __check_object_size+0x203/0x2ea [ 145.197179][ T8714] netlink_sendmsg+0x7b0/0xcb0 [ 145.202048][ T8714] ? netlink_unicast+0x6a0/0x6a0 [ 145.206990][ T8714] ? tomoyo_socket_sendmsg+0x9/0x10 [ 145.212176][ T8714] ? netlink_unicast+0x6a0/0x6a0 [ 145.217272][ T8714] sock_sendmsg+0xb5/0xf0 [ 145.221597][ T8714] ____sys_sendmsg+0x3b0/0x950 [ 145.226512][ T8714] ? copy_msghdr_from_user+0x209/0x420 [ 145.231965][ T8714] ? kernel_sendmsg+0x30/0x30 [ 145.236651][ T8714] ___sys_sendmsg+0xe4/0x160 [ 145.241237][ T8714] ? sendmsg_copy_msghdr+0x30/0x30 [ 145.246325][ T8714] ? rcu_read_lock_held+0x9c/0xb0 [ 145.251334][ T8714] ? __kasan_check_read+0x11/0x20 [ 145.256352][ T8714] ? __fget+0x2ac/0x410 [ 145.260499][ T8714] ? ksys_dup3+0x2e0/0x2e0 [ 145.264902][ T8714] ? find_held_lock+0x36/0x1d0 [ 145.269648][ T8714] ? __fget_light+0x179/0x1f0 [ 145.274306][ T8714] ? __fdget+0xe/0x10 [ 145.278283][ T8714] ? sockfd_lookup_light+0x1c/0x150 [ 145.283469][ T8714] __sys_sendmmsg+0x160/0x370 [ 145.288134][ T8714] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 145.293158][ T8714] ? vfs_write+0x25b/0x520 [ 145.297573][ T8714] ? lock_downgrade+0x900/0x900 [ 145.302419][ T8714] ? __kasan_check_write+0x14/0x20 [ 145.307511][ T8714] ? __mutex_unlock_slowpath+0xe0/0x690 [ 145.313046][ T8714] ? rcu_read_lock_any_held+0xcd/0xf0 [ 145.318426][ T8714] ? __kasan_check_write+0x14/0x20 [ 145.323548][ T8714] ? fput_many+0x1b/0x130 [ 145.327874][ T8714] ? fput+0xe/0x10 [ 145.331585][ T8714] ? ksys_write+0x181/0x220 [ 145.336090][ T8714] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 145.341541][ T8714] ? do_syscall_64+0x21/0x5f0 [ 145.346201][ T8714] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.352272][ T8714] __x64_sys_sendmmsg+0x98/0x100 [ 145.357231][ T8714] do_syscall_64+0xca/0x5f0 [ 145.361755][ T8714] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.367648][ T8714] RIP: 0033:0x45a639 [ 145.371628][ T8714] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 145.391387][ T8714] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 145.400003][ T8714] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 145.408034][ T8714] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 145.416176][ T8714] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 145.424502][ T8714] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 145.432574][ T8714] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 145.624377][ T8720] FAULT_INJECTION: forcing a failure. [ 145.624377][ T8720] name failslab, interval 1, probability 0, space 0, times 0 [ 145.637321][ T8720] CPU: 0 PID: 8720 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 145.645928][ T8720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.655987][ T8720] Call Trace: [ 145.659259][ T8720] dump_stack+0x12d/0x187 [ 145.663574][ T8720] should_fail.cold.4+0x5/0x13 [ 145.668316][ T8720] ? fault_create_debugfs_attr+0x150/0x150 [ 145.674098][ T8720] ? ___might_sleep+0x16b/0x2b0 [ 145.678934][ T8720] __should_failslab+0xba/0xf0 [ 145.683676][ T8720] should_failslab+0x9/0x14 [ 145.688162][ T8720] kmem_cache_alloc_node_trace+0x27b/0x770 [ 145.693946][ T8720] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 145.700010][ T8720] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 145.705813][ T8720] __kmalloc_node_track_caller+0x3c/0x70 [ 145.711598][ T8720] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 145.717040][ T8720] __alloc_skb+0xd7/0x570 [ 145.721347][ T8720] ? netdev_alloc_frag+0x160/0x160 [ 145.726439][ T8720] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 145.732746][ T8720] tc_ctl_tclass+0x457/0xbf0 [ 145.737490][ T8720] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 145.744051][ T8720] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 145.749143][ T8720] rtnetlink_rcv_msg+0x34a/0x8d0 [ 145.754070][ T8720] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 145.759514][ T8720] ? netlink_deliver_tap+0x160/0xac0 [ 145.764789][ T8720] netlink_rcv_skb+0x13c/0x380 [ 145.769532][ T8720] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 145.774970][ T8720] ? netlink_ack+0x970/0x970 [ 145.779537][ T8720] ? netlink_deliver_tap+0x178/0xac0 [ 145.784799][ T8720] rtnetlink_rcv+0x10/0x20 [ 145.789188][ T8720] netlink_unicast+0x45e/0x6a0 [ 145.793930][ T8720] ? netlink_attachskb+0x740/0x740 [ 145.799016][ T8720] ? _copy_from_iter_full+0x18a/0x780 [ 145.804366][ T8720] ? __kasan_check_read+0x11/0x20 [ 145.809364][ T8720] ? __check_object_size+0x203/0x2ea [ 145.814625][ T8720] netlink_sendmsg+0x7b0/0xcb0 [ 145.819369][ T8720] ? netlink_unicast+0x6a0/0x6a0 [ 145.824289][ T8720] ? tomoyo_socket_sendmsg+0x9/0x10 [ 145.829461][ T8720] ? netlink_unicast+0x6a0/0x6a0 [ 145.834382][ T8720] sock_sendmsg+0xb5/0xf0 [ 145.838687][ T8720] ____sys_sendmsg+0x3b0/0x950 [ 145.843425][ T8720] ? copy_msghdr_from_user+0x209/0x420 [ 145.848873][ T8720] ? kernel_sendmsg+0x30/0x30 [ 145.853557][ T8720] ___sys_sendmsg+0xe4/0x160 [ 145.858130][ T8720] ? sendmsg_copy_msghdr+0x30/0x30 [ 145.863233][ T8720] ? rcu_read_lock_held+0x9c/0xb0 [ 145.868274][ T8720] ? __kasan_check_read+0x11/0x20 [ 145.873410][ T8720] ? __fget+0x2ac/0x410 [ 145.877554][ T8720] ? ksys_dup3+0x2e0/0x2e0 [ 145.881960][ T8720] ? find_held_lock+0x36/0x1d0 [ 145.886730][ T8720] ? __fget_light+0x179/0x1f0 [ 145.891396][ T8720] ? __fdget+0xe/0x10 [ 145.895438][ T8720] ? sockfd_lookup_light+0x1c/0x150 [ 145.900653][ T8720] __sys_sendmmsg+0x160/0x370 [ 145.905321][ T8720] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 145.910352][ T8720] ? vfs_write+0x25b/0x520 [ 145.914780][ T8720] ? lock_downgrade+0x900/0x900 [ 145.919618][ T8720] ? __kasan_check_write+0x14/0x20 [ 145.924709][ T8720] ? __mutex_unlock_slowpath+0xe0/0x690 [ 145.930329][ T8720] ? rcu_read_lock_any_held+0xcd/0xf0 [ 145.935691][ T8720] ? __kasan_check_write+0x14/0x20 [ 145.940948][ T8720] ? fput_many+0x1b/0x130 [ 145.945257][ T8720] ? fput+0xe/0x10 [ 145.948958][ T8720] ? ksys_write+0x181/0x220 [ 145.953450][ T8720] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 145.958901][ T8720] ? do_syscall_64+0x21/0x5f0 [ 145.963574][ T8720] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.969637][ T8720] __x64_sys_sendmmsg+0x98/0x100 [ 145.974675][ T8720] do_syscall_64+0xca/0x5f0 [ 145.979287][ T8720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.985177][ T8720] RIP: 0033:0x45a639 [ 145.989197][ T8720] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 146.008880][ T8720] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 146.017300][ T8720] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 146.025255][ T8720] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 146.033335][ T8720] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 146.041304][ T8720] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 146.049266][ T8720] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 146.254267][ T8726] FAULT_INJECTION: forcing a failure. [ 146.254267][ T8726] name failslab, interval 1, probability 0, space 0, times 0 [ 146.269260][ T8726] CPU: 1 PID: 8726 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 146.277864][ T8726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.288200][ T8726] Call Trace: [ 146.291723][ T8726] dump_stack+0x12d/0x187 [ 146.296062][ T8726] should_fail.cold.4+0x5/0x13 [ 146.300828][ T8726] ? fault_create_debugfs_attr+0x150/0x150 [ 146.306631][ T8726] ? ___might_sleep+0x16b/0x2b0 [ 146.311699][ T8726] __should_failslab+0xba/0xf0 [ 146.316466][ T8726] should_failslab+0x9/0x14 [ 146.320982][ T8726] kmem_cache_alloc_trace+0x2df/0x780 [ 146.326357][ T8726] ? qfq_change_class+0xac9/0x16c4 [ 146.331451][ T8726] ? __local_bh_enable_ip+0x160/0x260 [ 146.336818][ T8726] qfq_change_class+0xb0f/0x16c4 [ 146.343051][ T8726] ? qfq_delete_class+0x600/0x600 [ 146.348066][ T8726] ? ns_capable_common+0x5e/0xd0 [ 146.353104][ T8726] tc_ctl_tclass+0x427/0xbf0 [ 146.357693][ T8726] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 146.363574][ T8726] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 146.368678][ T8726] rtnetlink_rcv_msg+0x34a/0x8d0 [ 146.373673][ T8726] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 146.379134][ T8726] ? netlink_deliver_tap+0x160/0xac0 [ 146.384427][ T8726] netlink_rcv_skb+0x13c/0x380 [ 146.389197][ T8726] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 146.394662][ T8726] ? netlink_ack+0x970/0x970 [ 146.399250][ T8726] ? netlink_deliver_tap+0x178/0xac0 [ 146.404554][ T8726] rtnetlink_rcv+0x10/0x20 [ 146.408957][ T8726] netlink_unicast+0x45e/0x6a0 [ 146.413705][ T8726] ? netlink_attachskb+0x740/0x740 [ 146.418803][ T8726] ? _copy_from_iter_full+0x18a/0x780 [ 146.426024][ T8726] ? __kasan_check_read+0x11/0x20 [ 146.431037][ T8726] ? __check_object_size+0x203/0x2ea [ 146.436324][ T8726] netlink_sendmsg+0x7b0/0xcb0 [ 146.441081][ T8726] ? netlink_unicast+0x6a0/0x6a0 [ 146.446006][ T8726] ? tomoyo_socket_sendmsg+0x9/0x10 [ 146.451184][ T8726] ? netlink_unicast+0x6a0/0x6a0 [ 146.456105][ T8726] sock_sendmsg+0xb5/0xf0 [ 146.460428][ T8726] ____sys_sendmsg+0x3b0/0x950 [ 146.465179][ T8726] ? copy_msghdr_from_user+0x209/0x420 [ 146.470625][ T8726] ? kernel_sendmsg+0x30/0x30 [ 146.475304][ T8726] ___sys_sendmsg+0xe4/0x160 [ 146.479882][ T8726] ? sendmsg_copy_msghdr+0x30/0x30 [ 146.484970][ T8726] ? rcu_read_lock_held+0x9c/0xb0 [ 146.489981][ T8726] ? __kasan_check_read+0x11/0x20 [ 146.495011][ T8726] ? __fget+0x2ac/0x410 [ 146.499165][ T8726] ? ksys_dup3+0x2e0/0x2e0 [ 146.503571][ T8726] ? find_held_lock+0x36/0x1d0 [ 146.508318][ T8726] ? __fget_light+0x179/0x1f0 [ 146.512990][ T8726] ? __fdget+0xe/0x10 [ 146.516968][ T8726] ? sockfd_lookup_light+0x1c/0x150 [ 146.522164][ T8726] __sys_sendmmsg+0x160/0x370 [ 146.526840][ T8726] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 146.531862][ T8726] ? vfs_write+0x25b/0x520 [ 146.536273][ T8726] ? lock_downgrade+0x900/0x900 [ 146.541114][ T8726] ? __kasan_check_write+0x14/0x20 [ 146.546210][ T8726] ? __mutex_unlock_slowpath+0xe0/0x690 [ 146.551746][ T8726] ? rcu_read_lock_any_held+0xcd/0xf0 [ 146.557103][ T8726] ? __kasan_check_write+0x14/0x20 [ 146.562398][ T8726] ? fput_many+0x1b/0x130 [ 146.566725][ T8726] ? fput+0xe/0x10 [ 146.570442][ T8726] ? ksys_write+0x181/0x220 [ 146.575037][ T8726] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 146.580479][ T8726] ? do_syscall_64+0x21/0x5f0 [ 146.585141][ T8726] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 146.591217][ T8726] __x64_sys_sendmmsg+0x98/0x100 [ 146.596222][ T8726] do_syscall_64+0xca/0x5f0 [ 146.600724][ T8726] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 146.606604][ T8726] RIP: 0033:0x45a639 [ 146.610490][ T8726] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 146.630340][ T8726] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 146.638754][ T8726] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 146.646726][ T8726] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 146.654706][ T8726] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 146.662667][ T8726] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 146.670638][ T8726] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 147.345192][ T8744] FAULT_INJECTION: forcing a failure. [ 147.345192][ T8744] name failslab, interval 1, probability 0, space 0, times 0 [ 147.375996][ T8744] CPU: 1 PID: 8744 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 147.384623][ T8744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.394688][ T8744] Call Trace: [ 147.397996][ T8744] dump_stack+0x12d/0x187 [ 147.402342][ T8744] should_fail.cold.4+0x5/0x13 [ 147.407811][ T8744] ? fault_create_debugfs_attr+0x150/0x150 [ 147.413611][ T8744] ? ___might_sleep+0x16b/0x2b0 [ 147.418463][ T8744] __should_failslab+0xba/0xf0 [ 147.423237][ T8744] should_failslab+0x9/0x14 [ 147.427736][ T8744] kmem_cache_alloc_node_trace+0x27b/0x770 [ 147.433539][ T8744] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 147.439583][ T8744] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 147.445469][ T8744] __kmalloc_node_track_caller+0x3c/0x70 [ 147.451367][ T8744] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 147.456939][ T8744] __alloc_skb+0xd7/0x570 [ 147.461267][ T8744] ? netdev_alloc_frag+0x160/0x160 [ 147.466504][ T8744] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 147.472932][ T8744] tc_ctl_tclass+0x457/0xbf0 [ 147.477535][ T8744] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 147.483336][ T8744] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 147.488435][ T8744] rtnetlink_rcv_msg+0x34a/0x8d0 [ 147.493371][ T8744] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 147.498828][ T8744] ? netlink_deliver_tap+0x160/0xac0 [ 147.504114][ T8744] netlink_rcv_skb+0x13c/0x380 [ 147.508873][ T8744] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 147.514308][ T8744] ? netlink_ack+0x970/0x970 [ 147.518888][ T8744] ? netlink_deliver_tap+0x178/0xac0 [ 147.524187][ T8744] rtnetlink_rcv+0x10/0x20 [ 147.528584][ T8744] netlink_unicast+0x45e/0x6a0 [ 147.533602][ T8744] ? netlink_attachskb+0x740/0x740 [ 147.538710][ T8744] ? _copy_from_iter_full+0x18a/0x780 [ 147.544079][ T8744] ? __kasan_check_read+0x11/0x20 [ 147.549098][ T8744] ? __check_object_size+0x203/0x2ea [ 147.554374][ T8744] netlink_sendmsg+0x7b0/0xcb0 [ 147.559251][ T8744] ? netlink_unicast+0x6a0/0x6a0 [ 147.564197][ T8744] ? tomoyo_socket_sendmsg+0x9/0x10 [ 147.569398][ T8744] ? netlink_unicast+0x6a0/0x6a0 [ 147.574332][ T8744] sock_sendmsg+0xb5/0xf0 [ 147.578644][ T8744] ____sys_sendmsg+0x3b0/0x950 [ 147.583409][ T8744] ? copy_msghdr_from_user+0x209/0x420 [ 147.588860][ T8744] ? kernel_sendmsg+0x30/0x30 [ 147.593534][ T8744] ___sys_sendmsg+0xe4/0x160 [ 147.598195][ T8744] ? sendmsg_copy_msghdr+0x30/0x30 [ 147.603301][ T8744] ? rcu_read_lock_held+0x9c/0xb0 [ 147.608303][ T8744] ? __kasan_check_read+0x11/0x20 [ 147.613313][ T8744] ? __fget+0x2ac/0x410 [ 147.617456][ T8744] ? ksys_dup3+0x2e0/0x2e0 [ 147.621861][ T8744] ? find_held_lock+0x36/0x1d0 [ 147.626626][ T8744] ? __fget_light+0x179/0x1f0 [ 147.631278][ T8744] ? __fdget+0xe/0x10 [ 147.635248][ T8744] ? sockfd_lookup_light+0x1c/0x150 [ 147.640434][ T8744] __sys_sendmmsg+0x160/0x370 [ 147.645137][ T8744] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 147.650145][ T8744] ? vfs_write+0x25b/0x520 [ 147.654535][ T8744] ? lock_downgrade+0x900/0x900 [ 147.659388][ T8744] ? __kasan_check_write+0x14/0x20 [ 147.664485][ T8744] ? __mutex_unlock_slowpath+0xe0/0x690 [ 147.670004][ T8744] ? rcu_read_lock_any_held+0xcd/0xf0 [ 147.675360][ T8744] ? __kasan_check_write+0x14/0x20 [ 147.680448][ T8744] ? fput_many+0x1b/0x130 [ 147.684854][ T8744] ? fput+0xe/0x10 [ 147.688558][ T8744] ? ksys_write+0x181/0x220 [ 147.693052][ T8744] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 147.698518][ T8744] ? do_syscall_64+0x21/0x5f0 [ 147.703254][ T8744] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 147.709334][ T8744] __x64_sys_sendmmsg+0x98/0x100 [ 147.714273][ T8744] do_syscall_64+0xca/0x5f0 [ 147.719037][ T8744] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 147.724911][ T8744] RIP: 0033:0x45a639 [ 147.728792][ T8744] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 147.748374][ T8744] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 147.756936][ T8744] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 147.764924][ T8744] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 147.772966][ T8744] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 147.780922][ T8744] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 147.788893][ T8744] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 147.800634][ T8748] FAULT_INJECTION: forcing a failure. [ 147.800634][ T8748] name failslab, interval 1, probability 0, space 0, times 0 [ 147.831722][ T8748] CPU: 0 PID: 8748 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 147.840356][ T8748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.850409][ T8748] Call Trace: [ 147.853704][ T8748] dump_stack+0x12d/0x187 [ 147.858020][ T8748] should_fail.cold.4+0x5/0x13 [ 147.862771][ T8748] ? fault_create_debugfs_attr+0x150/0x150 [ 147.868577][ T8748] ? ___might_sleep+0x16b/0x2b0 [ 147.873424][ T8748] __should_failslab+0xba/0xf0 [ 147.878168][ T8748] should_failslab+0x9/0x14 [ 147.882650][ T8748] kmem_cache_alloc_node_trace+0x27b/0x770 [ 147.888440][ T8748] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 147.894497][ T8748] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 147.900329][ T8748] __kmalloc_node_track_caller+0x3c/0x70 [ 147.905947][ T8748] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 147.911388][ T8748] __alloc_skb+0xd7/0x570 [ 147.915721][ T8748] ? netdev_alloc_frag+0x160/0x160 [ 147.920820][ T8748] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 147.927128][ T8748] tc_ctl_tclass+0x457/0xbf0 [ 147.931697][ T8748] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 147.937497][ T8748] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 147.942635][ T8748] rtnetlink_rcv_msg+0x34a/0x8d0 [ 147.947567][ T8748] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 147.953004][ T8748] ? netlink_deliver_tap+0x160/0xac0 [ 147.958268][ T8748] netlink_rcv_skb+0x13c/0x380 [ 147.963008][ T8748] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 147.968443][ T8748] ? netlink_ack+0x970/0x970 [ 147.973023][ T8748] ? netlink_deliver_tap+0x178/0xac0 [ 147.978290][ T8748] rtnetlink_rcv+0x10/0x20 [ 147.982689][ T8748] netlink_unicast+0x45e/0x6a0 [ 147.987437][ T8748] ? netlink_attachskb+0x740/0x740 [ 147.992524][ T8748] ? _copy_from_iter_full+0x18a/0x780 [ 147.997882][ T8748] ? __kasan_check_read+0x11/0x20 [ 148.002976][ T8748] ? __check_object_size+0x203/0x2ea [ 148.008254][ T8748] netlink_sendmsg+0x7b0/0xcb0 [ 148.013012][ T8748] ? netlink_unicast+0x6a0/0x6a0 [ 148.017938][ T8748] ? tomoyo_socket_sendmsg+0x9/0x10 [ 148.023129][ T8748] ? netlink_unicast+0x6a0/0x6a0 [ 148.028065][ T8748] sock_sendmsg+0xb5/0xf0 [ 148.032387][ T8748] ____sys_sendmsg+0x3b0/0x950 [ 148.037137][ T8748] ? copy_msghdr_from_user+0x209/0x420 [ 148.042578][ T8748] ? kernel_sendmsg+0x30/0x30 [ 148.047239][ T8748] ___sys_sendmsg+0xe4/0x160 [ 148.051809][ T8748] ? sendmsg_copy_msghdr+0x30/0x30 [ 148.056910][ T8748] ? rcu_read_lock_held+0x9c/0xb0 [ 148.062064][ T8748] ? __kasan_check_read+0x11/0x20 [ 148.067075][ T8748] ? __fget+0x2ac/0x410 [ 148.071212][ T8748] ? ksys_dup3+0x2e0/0x2e0 [ 148.075710][ T8748] ? find_held_lock+0x36/0x1d0 [ 148.080479][ T8748] ? __fget_light+0x179/0x1f0 [ 148.085149][ T8748] ? __fdget+0xe/0x10 [ 148.089117][ T8748] ? sockfd_lookup_light+0x1c/0x150 [ 148.094299][ T8748] __sys_sendmmsg+0x160/0x370 [ 148.098979][ T8748] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 148.103989][ T8748] ? vfs_write+0x25b/0x520 [ 148.108382][ T8748] ? lock_downgrade+0x900/0x900 [ 148.113213][ T8748] ? __kasan_check_write+0x14/0x20 [ 148.118301][ T8748] ? __mutex_unlock_slowpath+0xe0/0x690 [ 148.123828][ T8748] ? rcu_read_lock_any_held+0xcd/0xf0 [ 148.129371][ T8748] ? __kasan_check_write+0x14/0x20 [ 148.134469][ T8748] ? fput_many+0x1b/0x130 [ 148.138774][ T8748] ? fput+0xe/0x10 [ 148.142504][ T8748] ? ksys_write+0x181/0x220 [ 148.147150][ T8748] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 148.153050][ T8748] ? do_syscall_64+0x21/0x5f0 [ 148.157729][ T8748] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.163805][ T8748] __x64_sys_sendmmsg+0x98/0x100 [ 148.168742][ T8748] do_syscall_64+0xca/0x5f0 [ 148.173318][ T8748] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.179196][ T8748] RIP: 0033:0x45a639 [ 148.183083][ T8748] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 148.202891][ T8748] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 148.211408][ T8748] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 148.219366][ T8748] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 148.227339][ T8748] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 148.235410][ T8748] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 148.243392][ T8748] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 148.254287][ T8749] FAULT_INJECTION: forcing a failure. [ 148.254287][ T8749] name failslab, interval 1, probability 0, space 0, times 0 [ 148.270455][ T8749] CPU: 1 PID: 8749 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 148.279264][ T8749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.289353][ T8749] Call Trace: [ 148.292726][ T8749] dump_stack+0x12d/0x187 [ 148.297047][ T8749] should_fail.cold.4+0x5/0x13 [ 148.301792][ T8749] ? fault_create_debugfs_attr+0x150/0x150 [ 148.307577][ T8749] ? ___might_sleep+0x16b/0x2b0 [ 148.312462][ T8749] __should_failslab+0xba/0xf0 [ 148.317220][ T8749] should_failslab+0x9/0x14 [ 148.321713][ T8749] kmem_cache_alloc_node_trace+0x27b/0x770 [ 148.327505][ T8749] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 148.333562][ T8749] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 148.339440][ T8749] __kmalloc_node_track_caller+0x3c/0x70 [ 148.345052][ T8749] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 148.350639][ T8749] __alloc_skb+0xd7/0x570 [ 148.354956][ T8749] ? netdev_alloc_frag+0x160/0x160 [ 148.360057][ T8749] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 148.366376][ T8749] tc_ctl_tclass+0x457/0xbf0 [ 148.371130][ T8749] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 148.376929][ T8749] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 148.382078][ T8749] rtnetlink_rcv_msg+0x34a/0x8d0 [ 148.387023][ T8749] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 148.392481][ T8749] ? netlink_deliver_tap+0x160/0xac0 [ 148.397911][ T8749] netlink_rcv_skb+0x13c/0x380 [ 148.402666][ T8749] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 148.408203][ T8749] ? netlink_ack+0x970/0x970 [ 148.412872][ T8749] ? netlink_deliver_tap+0x178/0xac0 [ 148.418221][ T8749] rtnetlink_rcv+0x10/0x20 [ 148.422640][ T8749] netlink_unicast+0x45e/0x6a0 [ 148.427455][ T8749] ? netlink_attachskb+0x740/0x740 [ 148.432559][ T8749] ? _copy_from_iter_full+0x18a/0x780 [ 148.437942][ T8749] ? __kasan_check_read+0x11/0x20 [ 148.442966][ T8749] ? __check_object_size+0x203/0x2ea [ 148.448253][ T8749] netlink_sendmsg+0x7b0/0xcb0 [ 148.459266][ T8749] ? netlink_unicast+0x6a0/0x6a0 [ 148.464219][ T8749] ? tomoyo_socket_sendmsg+0x9/0x10 [ 148.469426][ T8749] ? netlink_unicast+0x6a0/0x6a0 [ 148.474350][ T8749] sock_sendmsg+0xb5/0xf0 [ 148.478666][ T8749] ____sys_sendmsg+0x3b0/0x950 [ 148.483581][ T8749] ? copy_msghdr_from_user+0x209/0x420 [ 148.489101][ T8749] ? kernel_sendmsg+0x30/0x30 [ 148.493763][ T8749] ___sys_sendmsg+0xe4/0x160 [ 148.498341][ T8749] ? sendmsg_copy_msghdr+0x30/0x30 [ 148.503443][ T8749] ? rcu_read_lock_held+0x9c/0xb0 [ 148.510714][ T8749] ? __kasan_check_read+0x11/0x20 [ 148.515728][ T8749] ? __fget+0x2ac/0x410 [ 148.519879][ T8749] ? ksys_dup3+0x2e0/0x2e0 [ 148.524291][ T8749] ? find_held_lock+0x36/0x1d0 [ 148.529216][ T8749] ? __fget_light+0x179/0x1f0 [ 148.533896][ T8749] ? __fdget+0xe/0x10 [ 148.537969][ T8749] ? sockfd_lookup_light+0x1c/0x150 [ 148.543280][ T8749] __sys_sendmmsg+0x160/0x370 [ 148.547962][ T8749] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 148.553147][ T8749] ? vfs_write+0x25b/0x520 [ 148.557599][ T8749] ? lock_downgrade+0x900/0x900 [ 148.562448][ T8749] ? __kasan_check_write+0x14/0x20 [ 148.567544][ T8749] ? __mutex_unlock_slowpath+0xe0/0x690 [ 148.573080][ T8749] ? rcu_read_lock_any_held+0xcd/0xf0 [ 148.578462][ T8749] ? __kasan_check_write+0x14/0x20 [ 148.583728][ T8749] ? fput_many+0x1b/0x130 [ 148.588044][ T8749] ? fput+0xe/0x10 [ 148.591755][ T8749] ? ksys_write+0x181/0x220 [ 148.596346][ T8749] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 148.601811][ T8749] ? do_syscall_64+0x21/0x5f0 [ 148.606602][ T8749] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.612687][ T8749] __x64_sys_sendmmsg+0x98/0x100 [ 148.617620][ T8749] do_syscall_64+0xca/0x5f0 [ 148.622340][ T8749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.628318][ T8749] RIP: 0033:0x45a639 [ 148.632303][ T8749] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 148.652683][ T8749] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 148.661169][ T8749] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 148.669416][ T8749] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 148.677385][ T8749] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 148.685451][ T8749] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 148.693414][ T8749] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 148.704891][ T8750] FAULT_INJECTION: forcing a failure. [ 148.704891][ T8750] name failslab, interval 1, probability 0, space 0, times 0 [ 148.719454][ T8750] CPU: 0 PID: 8750 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 148.728165][ T8750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.738207][ T8750] Call Trace: [ 148.741575][ T8750] dump_stack+0x12d/0x187 [ 148.745901][ T8750] should_fail.cold.4+0x5/0x13 [ 148.750645][ T8750] ? fault_create_debugfs_attr+0x150/0x150 [ 148.756442][ T8750] ? ___might_sleep+0x16b/0x2b0 [ 148.761288][ T8750] __should_failslab+0xba/0xf0 [ 148.766137][ T8750] should_failslab+0x9/0x14 [ 148.770620][ T8750] kmem_cache_alloc_node_trace+0x27b/0x770 [ 148.776777][ T8750] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 148.782831][ T8750] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 148.788714][ T8750] __kmalloc_node_track_caller+0x3c/0x70 [ 148.794335][ T8750] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 148.799784][ T8750] __alloc_skb+0xd7/0x570 [ 148.804273][ T8750] ? netdev_alloc_frag+0x160/0x160 [ 148.809389][ T8750] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 148.815716][ T8750] tc_ctl_tclass+0x457/0xbf0 [ 148.820742][ T8750] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 148.826530][ T8750] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 148.831626][ T8750] rtnetlink_rcv_msg+0x34a/0x8d0 [ 148.836554][ T8750] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 148.842001][ T8750] ? netlink_deliver_tap+0x160/0xac0 [ 148.847274][ T8750] netlink_rcv_skb+0x13c/0x380 [ 148.852016][ T8750] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 148.857459][ T8750] ? netlink_ack+0x970/0x970 [ 148.862055][ T8750] ? netlink_deliver_tap+0x178/0xac0 [ 148.867326][ T8750] rtnetlink_rcv+0x10/0x20 [ 148.871724][ T8750] netlink_unicast+0x45e/0x6a0 [ 148.876480][ T8750] ? netlink_attachskb+0x740/0x740 [ 148.881576][ T8750] ? _copy_from_iter_full+0x18a/0x780 [ 148.887028][ T8750] ? __kasan_check_read+0x11/0x20 [ 148.892035][ T8750] ? __check_object_size+0x203/0x2ea [ 148.897308][ T8750] netlink_sendmsg+0x7b0/0xcb0 [ 148.902263][ T8750] ? netlink_unicast+0x6a0/0x6a0 [ 148.907180][ T8750] ? tomoyo_socket_sendmsg+0x9/0x10 [ 148.912357][ T8750] ? netlink_unicast+0x6a0/0x6a0 [ 148.917280][ T8750] sock_sendmsg+0xb5/0xf0 [ 148.921606][ T8750] ____sys_sendmsg+0x3b0/0x950 [ 148.926357][ T8750] ? copy_msghdr_from_user+0x209/0x420 [ 148.931809][ T8750] ? kernel_sendmsg+0x30/0x30 [ 148.936496][ T8750] ___sys_sendmsg+0xe4/0x160 [ 148.941077][ T8750] ? sendmsg_copy_msghdr+0x30/0x30 [ 148.946170][ T8750] ? rcu_read_lock_held+0x9c/0xb0 [ 148.951191][ T8750] ? __kasan_check_read+0x11/0x20 [ 148.956211][ T8750] ? __fget+0x2ac/0x410 [ 148.960376][ T8750] ? ksys_dup3+0x2e0/0x2e0 [ 148.964769][ T8750] ? find_held_lock+0x36/0x1d0 [ 148.969511][ T8750] ? __fget_light+0x179/0x1f0 [ 148.974170][ T8750] ? __fdget+0xe/0x10 [ 148.978135][ T8750] ? sockfd_lookup_light+0x1c/0x150 [ 148.983325][ T8750] __sys_sendmmsg+0x160/0x370 [ 148.987987][ T8750] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 148.993027][ T8750] ? vfs_write+0x25b/0x520 [ 148.997424][ T8750] ? lock_downgrade+0x900/0x900 [ 149.002261][ T8750] ? __kasan_check_write+0x14/0x20 [ 149.007347][ T8750] ? __mutex_unlock_slowpath+0xe0/0x690 [ 149.012993][ T8750] ? rcu_read_lock_any_held+0xcd/0xf0 [ 149.018355][ T8750] ? __kasan_check_write+0x14/0x20 [ 149.023445][ T8750] ? fput_many+0x1b/0x130 [ 149.027829][ T8750] ? fput+0xe/0x10 [ 149.031530][ T8750] ? ksys_write+0x181/0x220 [ 149.036026][ T8750] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 149.041470][ T8750] ? do_syscall_64+0x21/0x5f0 [ 149.046180][ T8750] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 149.052285][ T8750] __x64_sys_sendmmsg+0x98/0x100 [ 149.057213][ T8750] do_syscall_64+0xca/0x5f0 [ 149.061715][ T8750] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 149.068039][ T8750] RIP: 0033:0x45a639 [ 149.071927][ T8750] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 149.091524][ T8750] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 149.099928][ T8750] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 2020/01/13 17:04:30 executed programs: 134 [ 149.108093][ T8750] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 149.116067][ T8750] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 149.124164][ T8750] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 149.132129][ T8750] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 149.324280][ T8756] FAULT_INJECTION: forcing a failure. [ 149.324280][ T8756] name failslab, interval 1, probability 0, space 0, times 0 [ 149.337057][ T8756] CPU: 1 PID: 8756 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 149.345639][ T8756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.355884][ T8756] Call Trace: [ 149.359160][ T8756] dump_stack+0x12d/0x187 [ 149.363486][ T8756] should_fail.cold.4+0x5/0x13 [ 149.368254][ T8756] ? fault_create_debugfs_attr+0x150/0x150 [ 149.374176][ T8756] ? ___might_sleep+0x16b/0x2b0 [ 149.379020][ T8756] __should_failslab+0xba/0xf0 [ 149.384596][ T8756] should_failslab+0x9/0x14 [ 149.389094][ T8756] kmem_cache_alloc_node_trace+0x27b/0x770 [ 149.394893][ T8756] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 149.401190][ T8756] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 149.406992][ T8756] __kmalloc_node_track_caller+0x3c/0x70 [ 149.412612][ T8756] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 149.418053][ T8756] __alloc_skb+0xd7/0x570 [ 149.422359][ T8756] ? netdev_alloc_frag+0x160/0x160 [ 149.427455][ T8756] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 149.433881][ T8756] tc_ctl_tclass+0x457/0xbf0 [ 149.438471][ T8756] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 149.444257][ T8756] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 149.449611][ T8756] rtnetlink_rcv_msg+0x34a/0x8d0 [ 149.454539][ T8756] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 149.459986][ T8756] ? netlink_deliver_tap+0x160/0xac0 [ 149.465260][ T8756] netlink_rcv_skb+0x13c/0x380 [ 149.470001][ T8756] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 149.475953][ T8756] ? netlink_ack+0x970/0x970 [ 149.480525][ T8756] ? netlink_deliver_tap+0x178/0xac0 [ 149.485807][ T8756] rtnetlink_rcv+0x10/0x20 [ 149.490278][ T8756] netlink_unicast+0x45e/0x6a0 [ 149.495050][ T8756] ? netlink_attachskb+0x740/0x740 [ 149.500148][ T8756] ? _copy_from_iter_full+0x18a/0x780 [ 149.505575][ T8756] ? __kasan_check_read+0x11/0x20 [ 149.510580][ T8756] ? __check_object_size+0x203/0x2ea [ 149.515896][ T8756] netlink_sendmsg+0x7b0/0xcb0 [ 149.520899][ T8756] ? netlink_unicast+0x6a0/0x6a0 [ 149.525885][ T8756] ? tomoyo_socket_sendmsg+0x9/0x10 [ 149.531074][ T8756] ? netlink_unicast+0x6a0/0x6a0 [ 149.536005][ T8756] sock_sendmsg+0xb5/0xf0 [ 149.540341][ T8756] ____sys_sendmsg+0x3b0/0x950 [ 149.545087][ T8756] ? copy_msghdr_from_user+0x209/0x420 [ 149.550528][ T8756] ? kernel_sendmsg+0x30/0x30 [ 149.555554][ T8756] ___sys_sendmsg+0xe4/0x160 [ 149.560192][ T8756] ? sendmsg_copy_msghdr+0x30/0x30 [ 149.565297][ T8756] ? rcu_read_lock_held+0x9c/0xb0 [ 149.570312][ T8756] ? __kasan_check_read+0x11/0x20 [ 149.575435][ T8756] ? __fget+0x2ac/0x410 [ 149.579588][ T8756] ? ksys_dup3+0x2e0/0x2e0 [ 149.583989][ T8756] ? find_held_lock+0x36/0x1d0 [ 149.588756][ T8756] ? __fget_light+0x179/0x1f0 [ 149.593614][ T8756] ? __fdget+0xe/0x10 [ 149.597587][ T8756] ? sockfd_lookup_light+0x1c/0x150 [ 149.602790][ T8756] __sys_sendmmsg+0x160/0x370 [ 149.607469][ T8756] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 149.612481][ T8756] ? vfs_write+0x25b/0x520 [ 149.617089][ T8756] ? lock_downgrade+0x900/0x900 [ 149.622469][ T8756] ? __kasan_check_write+0x14/0x20 [ 149.627561][ T8756] ? __mutex_unlock_slowpath+0xe0/0x690 [ 149.633167][ T8756] ? rcu_read_lock_any_held+0xcd/0xf0 [ 149.638519][ T8756] ? __kasan_check_write+0x14/0x20 [ 149.644127][ T8756] ? fput_many+0x1b/0x130 [ 149.648448][ T8756] ? fput+0xe/0x10 [ 149.652164][ T8756] ? ksys_write+0x181/0x220 [ 149.656644][ T8756] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 149.662088][ T8756] ? do_syscall_64+0x21/0x5f0 [ 149.666772][ T8756] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 149.673263][ T8756] __x64_sys_sendmmsg+0x98/0x100 [ 149.678289][ T8756] do_syscall_64+0xca/0x5f0 [ 149.682834][ T8756] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 149.688715][ T8756] RIP: 0033:0x45a639 [ 149.692593][ T8756] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 149.713044][ T8756] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 149.721544][ T8756] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 149.729502][ T8756] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 149.737455][ T8756] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 149.745407][ T8756] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 149.753447][ T8756] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 149.994307][ T8762] FAULT_INJECTION: forcing a failure. [ 149.994307][ T8762] name failslab, interval 1, probability 0, space 0, times 0 [ 150.007146][ T8762] CPU: 1 PID: 8762 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 150.015829][ T8762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.026075][ T8762] Call Trace: [ 150.029426][ T8762] dump_stack+0x12d/0x187 [ 150.033744][ T8762] should_fail.cold.4+0x5/0x13 [ 150.038608][ T8762] ? fault_create_debugfs_attr+0x150/0x150 [ 150.044415][ T8762] ? ___might_sleep+0x16b/0x2b0 [ 150.049272][ T8762] __should_failslab+0xba/0xf0 [ 150.054108][ T8762] should_failslab+0x9/0x14 [ 150.058797][ T8762] kmem_cache_alloc_node_trace+0x27b/0x770 [ 150.064602][ T8762] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 150.070668][ T8762] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 150.076475][ T8762] __kmalloc_node_track_caller+0x3c/0x70 [ 150.082145][ T8762] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 150.087585][ T8762] __alloc_skb+0xd7/0x570 [ 150.091915][ T8762] ? netdev_alloc_frag+0x160/0x160 [ 150.097185][ T8762] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 150.103557][ T8762] tc_ctl_tclass+0x457/0xbf0 [ 150.108133][ T8762] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 150.115182][ T8762] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 150.120319][ T8762] rtnetlink_rcv_msg+0x34a/0x8d0 [ 150.125295][ T8762] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 150.130761][ T8762] ? netlink_deliver_tap+0x160/0xac0 [ 150.136028][ T8762] netlink_rcv_skb+0x13c/0x380 [ 150.140791][ T8762] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 150.146253][ T8762] ? netlink_ack+0x970/0x970 [ 150.150849][ T8762] ? netlink_deliver_tap+0x178/0xac0 [ 150.156205][ T8762] rtnetlink_rcv+0x10/0x20 [ 150.160625][ T8762] netlink_unicast+0x45e/0x6a0 [ 150.165383][ T8762] ? netlink_attachskb+0x740/0x740 [ 150.170584][ T8762] ? _copy_from_iter_full+0x18a/0x780 [ 150.175945][ T8762] ? __kasan_check_read+0x11/0x20 [ 150.180954][ T8762] ? __check_object_size+0x203/0x2ea [ 150.186230][ T8762] netlink_sendmsg+0x7b0/0xcb0 [ 150.191063][ T8762] ? netlink_unicast+0x6a0/0x6a0 [ 150.196086][ T8762] ? tomoyo_socket_sendmsg+0x9/0x10 [ 150.202865][ T8762] ? netlink_unicast+0x6a0/0x6a0 [ 150.207788][ T8762] sock_sendmsg+0xb5/0xf0 [ 150.212103][ T8762] ____sys_sendmsg+0x3b0/0x950 [ 150.216932][ T8762] ? copy_msghdr_from_user+0x209/0x420 [ 150.222374][ T8762] ? kernel_sendmsg+0x30/0x30 [ 150.227062][ T8762] ___sys_sendmsg+0xe4/0x160 [ 150.231640][ T8762] ? sendmsg_copy_msghdr+0x30/0x30 [ 150.238260][ T8762] ? rcu_read_lock_held+0x9c/0xb0 [ 150.243280][ T8762] ? __kasan_check_read+0x11/0x20 [ 150.248309][ T8762] ? __fget+0x2ac/0x410 [ 150.252455][ T8762] ? ksys_dup3+0x2e0/0x2e0 [ 150.256855][ T8762] ? find_held_lock+0x36/0x1d0 [ 150.261628][ T8762] ? __fget_light+0x179/0x1f0 [ 150.266297][ T8762] ? __fdget+0xe/0x10 [ 150.270264][ T8762] ? sockfd_lookup_light+0x1c/0x150 [ 150.275450][ T8762] __sys_sendmmsg+0x160/0x370 [ 150.280120][ T8762] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 150.285143][ T8762] ? vfs_write+0x25b/0x520 [ 150.289548][ T8762] ? lock_downgrade+0x900/0x900 [ 150.294391][ T8762] ? __kasan_check_write+0x14/0x20 [ 150.299495][ T8762] ? __mutex_unlock_slowpath+0xe0/0x690 [ 150.305039][ T8762] ? rcu_read_lock_any_held+0xcd/0xf0 [ 150.310407][ T8762] ? __kasan_check_write+0x14/0x20 [ 150.318017][ T8762] ? fput_many+0x1b/0x130 [ 150.322325][ T8762] ? fput+0xe/0x10 [ 150.326043][ T8762] ? ksys_write+0x181/0x220 [ 150.330832][ T8762] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 150.336275][ T8762] ? do_syscall_64+0x21/0x5f0 [ 150.341102][ T8762] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.347143][ T8762] __x64_sys_sendmmsg+0x98/0x100 [ 150.352062][ T8762] do_syscall_64+0xca/0x5f0 [ 150.356542][ T8762] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.362408][ T8762] RIP: 0033:0x45a639 [ 150.366276][ T8762] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 150.385946][ T8762] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 150.394344][ T8762] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 150.402311][ T8762] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 150.411946][ T8762] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 150.419900][ T8762] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 150.427853][ T8762] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 150.634579][ T8768] FAULT_INJECTION: forcing a failure. [ 150.634579][ T8768] name failslab, interval 1, probability 0, space 0, times 0 [ 150.659125][ T8768] CPU: 1 PID: 8768 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 150.667739][ T8768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.677801][ T8768] Call Trace: [ 150.681094][ T8768] dump_stack+0x12d/0x187 [ 150.685444][ T8768] should_fail.cold.4+0x5/0x13 [ 150.690216][ T8768] ? fault_create_debugfs_attr+0x150/0x150 [ 150.696034][ T8768] ? ___might_sleep+0x16b/0x2b0 [ 150.700990][ T8768] __should_failslab+0xba/0xf0 [ 150.705746][ T8768] should_failslab+0x9/0x14 [ 150.710323][ T8768] kmem_cache_alloc_node+0x266/0x760 [ 150.715604][ T8768] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 150.720981][ T8768] ? __local_bh_enable_ip+0x160/0x260 [ 150.726350][ T8768] ? qfq_change_class+0x538/0x16c4 [ 150.731450][ T8768] ? trace_hardirqs_on+0x28/0x1a0 [ 150.736472][ T8768] __alloc_skb+0xa7/0x570 [ 150.740822][ T8768] ? netdev_alloc_frag+0x160/0x160 [ 150.745940][ T8768] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 150.752252][ T8768] tc_ctl_tclass+0x457/0xbf0 [ 150.756834][ T8768] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 150.762627][ T8768] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 150.767724][ T8768] rtnetlink_rcv_msg+0x34a/0x8d0 [ 150.772641][ T8768] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 150.778090][ T8768] ? netlink_deliver_tap+0x160/0xac0 [ 150.783368][ T8768] netlink_rcv_skb+0x13c/0x380 [ 150.788117][ T8768] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 150.793559][ T8768] ? netlink_ack+0x970/0x970 [ 150.798136][ T8768] ? netlink_deliver_tap+0x178/0xac0 [ 150.803426][ T8768] rtnetlink_rcv+0x10/0x20 [ 150.807847][ T8768] netlink_unicast+0x45e/0x6a0 [ 150.812621][ T8768] ? netlink_attachskb+0x740/0x740 [ 150.817716][ T8768] ? _copy_from_iter_full+0x18a/0x780 [ 150.823171][ T8768] ? __kasan_check_read+0x11/0x20 [ 150.828179][ T8768] ? __check_object_size+0x203/0x2ea [ 150.833445][ T8768] netlink_sendmsg+0x7b0/0xcb0 [ 150.838286][ T8768] ? netlink_unicast+0x6a0/0x6a0 [ 150.844268][ T8768] ? tomoyo_socket_sendmsg+0x9/0x10 [ 150.849447][ T8768] ? netlink_unicast+0x6a0/0x6a0 [ 150.854375][ T8768] sock_sendmsg+0xb5/0xf0 [ 150.858708][ T8768] ____sys_sendmsg+0x3b0/0x950 [ 150.863641][ T8768] ? copy_msghdr_from_user+0x209/0x420 [ 150.869083][ T8768] ? kernel_sendmsg+0x30/0x30 [ 150.873760][ T8768] ___sys_sendmsg+0xe4/0x160 [ 150.878336][ T8768] ? sendmsg_copy_msghdr+0x30/0x30 [ 150.883438][ T8768] ? rcu_read_lock_held+0x9c/0xb0 [ 150.888443][ T8768] ? __kasan_check_read+0x11/0x20 [ 150.894237][ T8768] ? __fget+0x2ac/0x410 [ 150.898390][ T8768] ? ksys_dup3+0x2e0/0x2e0 [ 150.902791][ T8768] ? find_held_lock+0x36/0x1d0 [ 150.907535][ T8768] ? __fget_light+0x179/0x1f0 [ 150.912188][ T8768] ? __fdget+0xe/0x10 [ 150.916157][ T8768] ? sockfd_lookup_light+0x1c/0x150 [ 150.921341][ T8768] __sys_sendmmsg+0x160/0x370 [ 150.926001][ T8768] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 150.931092][ T8768] ? vfs_write+0x25b/0x520 [ 150.935490][ T8768] ? lock_downgrade+0x900/0x900 [ 150.940346][ T8768] ? __kasan_check_write+0x14/0x20 [ 150.945434][ T8768] ? __mutex_unlock_slowpath+0xe0/0x690 [ 150.950962][ T8768] ? rcu_read_lock_any_held+0xcd/0xf0 [ 150.956328][ T8768] ? __kasan_check_write+0x14/0x20 [ 150.961432][ T8768] ? fput_many+0x1b/0x130 [ 150.965737][ T8768] ? fput+0xe/0x10 [ 150.969447][ T8768] ? ksys_write+0x181/0x220 [ 150.973935][ T8768] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 150.979399][ T8768] ? do_syscall_64+0x21/0x5f0 [ 150.984063][ T8768] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.990123][ T8768] __x64_sys_sendmmsg+0x98/0x100 [ 150.995057][ T8768] do_syscall_64+0xca/0x5f0 [ 150.999554][ T8768] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.005426][ T8768] RIP: 0033:0x45a639 [ 151.009302][ T8768] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 151.028917][ T8768] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 151.037318][ T8768] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 151.045279][ T8768] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 151.053252][ T8768] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 151.065551][ T8768] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 151.073503][ T8768] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 151.424696][ T8779] FAULT_INJECTION: forcing a failure. [ 151.424696][ T8779] name failslab, interval 1, probability 0, space 0, times 0 [ 151.437615][ T8779] CPU: 0 PID: 8779 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 151.446285][ T8779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.456377][ T8779] Call Trace: [ 151.468581][ T8779] dump_stack+0x12d/0x187 [ 151.472929][ T8779] should_fail.cold.4+0x5/0x13 [ 151.477680][ T8779] ? fault_create_debugfs_attr+0x150/0x150 [ 151.483491][ T8779] ? ___might_sleep+0x16b/0x2b0 [ 151.488336][ T8779] __should_failslab+0xba/0xf0 [ 151.493093][ T8779] should_failslab+0x9/0x14 [ 151.497583][ T8779] kmem_cache_alloc_node_trace+0x27b/0x770 [ 151.503397][ T8779] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 151.509462][ T8779] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 151.515378][ T8779] __kmalloc_node_track_caller+0x3c/0x70 [ 151.521003][ T8779] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 151.526445][ T8779] __alloc_skb+0xd7/0x570 [ 151.530968][ T8779] ? netdev_alloc_frag+0x160/0x160 [ 151.536088][ T8779] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 151.543724][ T8779] tc_ctl_tclass+0x457/0xbf0 [ 151.548308][ T8779] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 151.554112][ T8779] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 151.559222][ T8779] rtnetlink_rcv_msg+0x34a/0x8d0 [ 151.564147][ T8779] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 151.569599][ T8779] ? netlink_deliver_tap+0x160/0xac0 [ 151.574876][ T8779] netlink_rcv_skb+0x13c/0x380 [ 151.579802][ T8779] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 151.585394][ T8779] ? netlink_ack+0x970/0x970 [ 151.589990][ T8779] ? netlink_deliver_tap+0x178/0xac0 [ 151.595275][ T8779] rtnetlink_rcv+0x10/0x20 [ 151.599670][ T8779] netlink_unicast+0x45e/0x6a0 [ 151.604429][ T8779] ? netlink_attachskb+0x740/0x740 [ 151.609535][ T8779] ? _copy_from_iter_full+0x18a/0x780 [ 151.615172][ T8779] ? __kasan_check_read+0x11/0x20 [ 151.620311][ T8779] ? __check_object_size+0x203/0x2ea [ 151.625590][ T8779] netlink_sendmsg+0x7b0/0xcb0 [ 151.630342][ T8779] ? netlink_unicast+0x6a0/0x6a0 [ 151.635840][ T8779] ? tomoyo_socket_sendmsg+0x9/0x10 [ 151.641026][ T8779] ? netlink_unicast+0x6a0/0x6a0 [ 151.646002][ T8779] sock_sendmsg+0xb5/0xf0 [ 151.650583][ T8779] ____sys_sendmsg+0x3b0/0x950 [ 151.655332][ T8779] ? copy_msghdr_from_user+0x209/0x420 [ 151.660778][ T8779] ? kernel_sendmsg+0x30/0x30 [ 151.665509][ T8779] ___sys_sendmsg+0xe4/0x160 [ 151.670112][ T8779] ? sendmsg_copy_msghdr+0x30/0x30 [ 151.675273][ T8779] ? rcu_read_lock_held+0x9c/0xb0 [ 151.680291][ T8779] ? __kasan_check_read+0x11/0x20 [ 151.685318][ T8779] ? __fget+0x2ac/0x410 [ 151.689458][ T8779] ? ksys_dup3+0x2e0/0x2e0 [ 151.694029][ T8779] ? find_held_lock+0x36/0x1d0 [ 151.698779][ T8779] ? __fget_light+0x179/0x1f0 [ 151.703437][ T8779] ? __fdget+0xe/0x10 [ 151.707403][ T8779] ? sockfd_lookup_light+0x1c/0x150 [ 151.712596][ T8779] __sys_sendmmsg+0x160/0x370 [ 151.717256][ T8779] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 151.722285][ T8779] ? vfs_write+0x25b/0x520 [ 151.726685][ T8779] ? lock_downgrade+0x900/0x900 [ 151.731605][ T8779] ? __kasan_check_write+0x14/0x20 [ 151.736712][ T8779] ? __mutex_unlock_slowpath+0xe0/0x690 [ 151.742237][ T8779] ? rcu_read_lock_any_held+0xcd/0xf0 [ 151.747594][ T8779] ? __kasan_check_write+0x14/0x20 [ 151.752697][ T8779] ? fput_many+0x1b/0x130 [ 151.757100][ T8779] ? fput+0xe/0x10 [ 151.760818][ T8779] ? ksys_write+0x181/0x220 [ 151.765381][ T8779] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 151.770844][ T8779] ? do_syscall_64+0x21/0x5f0 [ 151.775607][ T8779] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.781678][ T8779] __x64_sys_sendmmsg+0x98/0x100 [ 151.786615][ T8779] do_syscall_64+0xca/0x5f0 [ 151.791101][ T8779] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.796972][ T8779] RIP: 0033:0x45a639 [ 151.800845][ T8779] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 151.820695][ T8779] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 151.829366][ T8779] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 151.837332][ T8779] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 151.845288][ T8779] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 151.853363][ T8779] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 151.861322][ T8779] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 151.870864][ T8780] FAULT_INJECTION: forcing a failure. [ 151.870864][ T8780] name failslab, interval 1, probability 0, space 0, times 0 [ 151.886328][ T8780] CPU: 1 PID: 8780 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 151.894937][ T8780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.904989][ T8780] Call Trace: [ 151.905003][ T8780] dump_stack+0x12d/0x187 [ 151.905019][ T8780] should_fail.cold.4+0x5/0x13 [ 151.905029][ T8780] ? fault_create_debugfs_attr+0x150/0x150 [ 151.905038][ T8780] ? ___might_sleep+0x16b/0x2b0 [ 151.905049][ T8780] __should_failslab+0xba/0xf0 [ 151.905057][ T8780] should_failslab+0x9/0x14 [ 151.905064][ T8780] kmem_cache_alloc_node_trace+0x27b/0x770 [ 151.905072][ T8780] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 151.905077][ T8780] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 151.905088][ T8780] __kmalloc_node_track_caller+0x3c/0x70 [ 151.905097][ T8780] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 151.905105][ T8780] __alloc_skb+0xd7/0x570 [ 151.905113][ T8780] ? netdev_alloc_frag+0x160/0x160 [ 151.905128][ T8780] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 151.905138][ T8780] tc_ctl_tclass+0x457/0xbf0 [ 151.905149][ T8780] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 151.905158][ T8780] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 151.905179][ T8780] rtnetlink_rcv_msg+0x34a/0x8d0 [ 152.003896][ T8780] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 152.009335][ T8780] ? netlink_deliver_tap+0x160/0xac0 [ 152.014619][ T8780] netlink_rcv_skb+0x13c/0x380 [ 152.019393][ T8780] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 152.024855][ T8780] ? netlink_ack+0x970/0x970 [ 152.029438][ T8780] ? netlink_deliver_tap+0x178/0xac0 [ 152.034730][ T8780] rtnetlink_rcv+0x10/0x20 [ 152.039221][ T8780] netlink_unicast+0x45e/0x6a0 [ 152.043977][ T8780] ? netlink_attachskb+0x740/0x740 [ 152.049069][ T8780] ? _copy_from_iter_full+0x18a/0x780 [ 152.054428][ T8780] ? __kasan_check_read+0x11/0x20 [ 152.059445][ T8780] ? __check_object_size+0x203/0x2ea [ 152.064719][ T8780] netlink_sendmsg+0x7b0/0xcb0 [ 152.069494][ T8780] ? netlink_unicast+0x6a0/0x6a0 [ 152.074427][ T8780] ? tomoyo_socket_sendmsg+0x9/0x10 [ 152.079735][ T8780] ? netlink_unicast+0x6a0/0x6a0 [ 152.086131][ T8780] sock_sendmsg+0xb5/0xf0 [ 152.090451][ T8780] ____sys_sendmsg+0x3b0/0x950 [ 152.095212][ T8780] ? copy_msghdr_from_user+0x209/0x420 [ 152.100666][ T8780] ? kernel_sendmsg+0x30/0x30 [ 152.105331][ T8780] ___sys_sendmsg+0xe4/0x160 [ 152.109906][ T8780] ? sendmsg_copy_msghdr+0x30/0x30 [ 152.115011][ T8780] ? rcu_read_lock_held+0x9c/0xb0 [ 152.120030][ T8780] ? __kasan_check_read+0x11/0x20 [ 152.125036][ T8780] ? __fget+0x2ac/0x410 [ 152.129178][ T8780] ? ksys_dup3+0x2e0/0x2e0 [ 152.133582][ T8780] ? find_held_lock+0x36/0x1d0 [ 152.138337][ T8780] ? __fget_light+0x179/0x1f0 [ 152.143016][ T8780] ? __fdget+0xe/0x10 [ 152.146975][ T8780] ? sockfd_lookup_light+0x1c/0x150 [ 152.152177][ T8780] __sys_sendmmsg+0x160/0x370 [ 152.156855][ T8780] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 152.161885][ T8780] ? vfs_write+0x25b/0x520 [ 152.166304][ T8780] ? lock_downgrade+0x900/0x900 [ 152.171143][ T8780] ? __kasan_check_write+0x14/0x20 [ 152.176757][ T8780] ? __mutex_unlock_slowpath+0xe0/0x690 [ 152.182287][ T8780] ? rcu_read_lock_any_held+0xcd/0xf0 [ 152.187735][ T8780] ? __kasan_check_write+0x14/0x20 [ 152.192834][ T8780] ? fput_many+0x1b/0x130 [ 152.197177][ T8780] ? fput+0xe/0x10 [ 152.200885][ T8780] ? ksys_write+0x181/0x220 [ 152.205395][ T8780] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 152.210859][ T8780] ? do_syscall_64+0x21/0x5f0 [ 152.215527][ T8780] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.221648][ T8780] __x64_sys_sendmmsg+0x98/0x100 [ 152.226593][ T8780] do_syscall_64+0xca/0x5f0 [ 152.231087][ T8780] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.236976][ T8780] RIP: 0033:0x45a639 [ 152.240872][ T8780] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 152.260576][ T8780] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 152.269082][ T8780] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 152.277063][ T8780] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 152.285036][ T8780] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 152.292996][ T8780] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 152.300968][ T8780] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 152.494375][ T8786] FAULT_INJECTION: forcing a failure. [ 152.494375][ T8786] name failslab, interval 1, probability 0, space 0, times 0 [ 152.507159][ T8786] CPU: 0 PID: 8786 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 152.515766][ T8786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.525811][ T8786] Call Trace: [ 152.529081][ T8786] dump_stack+0x12d/0x187 [ 152.533540][ T8786] should_fail.cold.4+0x5/0x13 [ 152.538307][ T8786] ? fault_create_debugfs_attr+0x150/0x150 [ 152.544206][ T8786] ? ___might_sleep+0x16b/0x2b0 [ 152.549039][ T8786] __should_failslab+0xba/0xf0 [ 152.553781][ T8786] should_failslab+0x9/0x14 [ 152.558385][ T8786] kmem_cache_alloc_trace+0x2df/0x780 [ 152.563804][ T8786] ? qfq_change_class+0xac9/0x16c4 [ 152.568905][ T8786] ? __local_bh_enable_ip+0x160/0x260 [ 152.574333][ T8786] qfq_change_class+0xb0f/0x16c4 [ 152.579363][ T8786] ? qfq_delete_class+0x600/0x600 [ 152.584376][ T8786] ? ns_capable_common+0x5e/0xd0 [ 152.589320][ T8786] tc_ctl_tclass+0x427/0xbf0 [ 152.593902][ T8786] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 152.599733][ T8786] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 152.604838][ T8786] rtnetlink_rcv_msg+0x34a/0x8d0 [ 152.609849][ T8786] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 152.615285][ T8786] ? netlink_deliver_tap+0x160/0xac0 [ 152.620562][ T8786] netlink_rcv_skb+0x13c/0x380 [ 152.625313][ T8786] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 152.630752][ T8786] ? netlink_ack+0x970/0x970 [ 152.635319][ T8786] ? netlink_deliver_tap+0x178/0xac0 [ 152.640610][ T8786] rtnetlink_rcv+0x10/0x20 [ 152.645031][ T8786] netlink_unicast+0x45e/0x6a0 [ 152.649921][ T8786] ? netlink_attachskb+0x740/0x740 [ 152.655032][ T8786] ? _copy_from_iter_full+0x18a/0x780 [ 152.660498][ T8786] ? __kasan_check_read+0x11/0x20 [ 152.665606][ T8786] ? __check_object_size+0x203/0x2ea [ 152.670879][ T8786] netlink_sendmsg+0x7b0/0xcb0 [ 152.675627][ T8786] ? netlink_unicast+0x6a0/0x6a0 [ 152.680556][ T8786] ? tomoyo_socket_sendmsg+0x9/0x10 [ 152.685738][ T8786] ? netlink_unicast+0x6a0/0x6a0 [ 152.690660][ T8786] sock_sendmsg+0xb5/0xf0 [ 152.694963][ T8786] ____sys_sendmsg+0x3b0/0x950 [ 152.699702][ T8786] ? copy_msghdr_from_user+0x209/0x420 [ 152.705147][ T8786] ? kernel_sendmsg+0x30/0x30 [ 152.709804][ T8786] ___sys_sendmsg+0xe4/0x160 [ 152.714368][ T8786] ? sendmsg_copy_msghdr+0x30/0x30 [ 152.719481][ T8786] ? rcu_read_lock_held+0x9c/0xb0 [ 152.725205][ T8786] ? __kasan_check_read+0x11/0x20 [ 152.730680][ T8786] ? __fget+0x2ac/0x410 [ 152.734818][ T8786] ? ksys_dup3+0x2e0/0x2e0 [ 152.739301][ T8786] ? find_held_lock+0x36/0x1d0 [ 152.744061][ T8786] ? __fget_light+0x179/0x1f0 [ 152.748722][ T8786] ? __fdget+0xe/0x10 [ 152.752686][ T8786] ? sockfd_lookup_light+0x1c/0x150 [ 152.757866][ T8786] __sys_sendmmsg+0x160/0x370 [ 152.762538][ T8786] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 152.767551][ T8786] ? vfs_write+0x25b/0x520 [ 152.771950][ T8786] ? lock_downgrade+0x900/0x900 [ 152.776980][ T8786] ? __kasan_check_write+0x14/0x20 [ 152.782081][ T8786] ? __mutex_unlock_slowpath+0xe0/0x690 [ 152.787613][ T8786] ? rcu_read_lock_any_held+0xcd/0xf0 [ 152.793043][ T8786] ? __kasan_check_write+0x14/0x20 [ 152.798136][ T8786] ? fput_many+0x1b/0x130 [ 152.802620][ T8786] ? fput+0xe/0x10 [ 152.806322][ T8786] ? ksys_write+0x181/0x220 [ 152.810810][ T8786] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 152.816251][ T8786] ? do_syscall_64+0x21/0x5f0 [ 152.820910][ T8786] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.826973][ T8786] __x64_sys_sendmmsg+0x98/0x100 [ 152.831907][ T8786] do_syscall_64+0xca/0x5f0 [ 152.836395][ T8786] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.842632][ T8786] RIP: 0033:0x45a639 [ 152.846523][ T8786] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 152.866110][ T8786] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 152.874511][ T8786] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 152.882466][ T8786] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 152.890516][ T8786] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 152.898561][ T8786] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 152.906554][ T8786] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 153.115757][ T8792] FAULT_INJECTION: forcing a failure. [ 153.115757][ T8792] name failslab, interval 1, probability 0, space 0, times 0 [ 153.148660][ T8792] CPU: 1 PID: 8792 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 153.157279][ T8792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.167332][ T8792] Call Trace: [ 153.170632][ T8792] dump_stack+0x12d/0x187 [ 153.174944][ T8792] should_fail.cold.4+0x5/0x13 [ 153.179702][ T8792] ? fault_create_debugfs_attr+0x150/0x150 [ 153.185496][ T8792] ? ___might_sleep+0x16b/0x2b0 [ 153.190357][ T8792] __should_failslab+0xba/0xf0 [ 153.195106][ T8792] should_failslab+0x9/0x14 [ 153.199589][ T8792] kmem_cache_alloc_node_trace+0x27b/0x770 [ 153.205388][ T8792] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 153.211566][ T8792] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 153.217376][ T8792] __kmalloc_node_track_caller+0x3c/0x70 [ 153.222993][ T8792] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 153.228439][ T8792] __alloc_skb+0xd7/0x570 [ 153.232755][ T8792] ? netdev_alloc_frag+0x160/0x160 [ 153.237845][ T8792] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 153.244156][ T8792] tc_ctl_tclass+0x457/0xbf0 [ 153.248747][ T8792] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 153.254557][ T8792] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 153.259653][ T8792] rtnetlink_rcv_msg+0x34a/0x8d0 [ 153.264575][ T8792] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 153.270022][ T8792] ? netlink_deliver_tap+0x160/0xac0 [ 153.275296][ T8792] netlink_rcv_skb+0x13c/0x380 [ 153.280038][ T8792] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 153.285476][ T8792] ? netlink_ack+0x970/0x970 [ 153.290050][ T8792] ? netlink_deliver_tap+0x178/0xac0 [ 153.295332][ T8792] rtnetlink_rcv+0x10/0x20 [ 153.299747][ T8792] netlink_unicast+0x45e/0x6a0 [ 153.304527][ T8792] ? netlink_attachskb+0x740/0x740 [ 153.309717][ T8792] ? _copy_from_iter_full+0x18a/0x780 [ 153.315080][ T8792] ? __kasan_check_read+0x11/0x20 [ 153.320081][ T8792] ? __check_object_size+0x203/0x2ea [ 153.325621][ T8792] netlink_sendmsg+0x7b0/0xcb0 [ 153.330402][ T8792] ? netlink_unicast+0x6a0/0x6a0 [ 153.335323][ T8792] ? tomoyo_socket_sendmsg+0x9/0x10 [ 153.340502][ T8792] ? netlink_unicast+0x6a0/0x6a0 [ 153.345427][ T8792] sock_sendmsg+0xb5/0xf0 [ 153.349844][ T8792] ____sys_sendmsg+0x3b0/0x950 [ 153.354613][ T8792] ? copy_msghdr_from_user+0x209/0x420 [ 153.360057][ T8792] ? kernel_sendmsg+0x30/0x30 [ 153.365341][ T8792] ___sys_sendmsg+0xe4/0x160 [ 153.370009][ T8792] ? sendmsg_copy_msghdr+0x30/0x30 [ 153.375118][ T8792] ? rcu_read_lock_held+0x9c/0xb0 [ 153.380137][ T8792] ? __kasan_check_read+0x11/0x20 [ 153.385166][ T8792] ? __fget+0x2ac/0x410 [ 153.389332][ T8792] ? ksys_dup3+0x2e0/0x2e0 [ 153.393800][ T8792] ? find_held_lock+0x36/0x1d0 [ 153.398578][ T8792] ? __fget_light+0x179/0x1f0 [ 153.403243][ T8792] ? __fdget+0xe/0x10 [ 153.407212][ T8792] ? sockfd_lookup_light+0x1c/0x150 [ 153.412402][ T8792] __sys_sendmmsg+0x160/0x370 [ 153.417202][ T8792] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 153.422220][ T8792] ? vfs_write+0x25b/0x520 [ 153.426718][ T8792] ? lock_downgrade+0x900/0x900 [ 153.431562][ T8792] ? __kasan_check_write+0x14/0x20 [ 153.436727][ T8792] ? __mutex_unlock_slowpath+0xe0/0x690 [ 153.442251][ T8792] ? rcu_read_lock_any_held+0xcd/0xf0 [ 153.447623][ T8792] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 153.453157][ T8792] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 153.459202][ T8792] ? fput+0xe/0x10 [ 153.462912][ T8792] ? __kasan_check_write+0x14/0x20 [ 153.468019][ T8792] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 153.473466][ T8792] ? do_syscall_64+0x21/0x5f0 [ 153.478124][ T8792] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.484784][ T8792] __x64_sys_sendmmsg+0x98/0x100 [ 153.489707][ T8792] do_syscall_64+0xca/0x5f0 [ 153.494194][ T8792] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.500061][ T8792] RIP: 0033:0x45a639 [ 153.503935][ T8792] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 153.523622][ T8792] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 153.532237][ T8792] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 153.540197][ T8792] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 153.548160][ T8792] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 153.556132][ T8792] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 153.564234][ T8792] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 153.744494][ T8794] FAULT_INJECTION: forcing a failure. [ 153.744494][ T8794] name failslab, interval 1, probability 0, space 0, times 0 [ 153.757295][ T8794] CPU: 0 PID: 8794 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 153.765907][ T8794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.776147][ T8794] Call Trace: [ 153.779438][ T8794] dump_stack+0x12d/0x187 [ 153.783752][ T8794] should_fail.cold.4+0x5/0x13 [ 153.788506][ T8794] ? fault_create_debugfs_attr+0x150/0x150 [ 153.794309][ T8794] ? ___might_sleep+0x16b/0x2b0 [ 153.799222][ T8794] __should_failslab+0xba/0xf0 [ 153.804100][ T8794] should_failslab+0x9/0x14 [ 153.808619][ T8794] kmem_cache_alloc_node_trace+0x27b/0x770 [ 153.814415][ T8794] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 153.820545][ T8794] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 153.826355][ T8794] __kmalloc_node_track_caller+0x3c/0x70 [ 153.831980][ T8794] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 153.837532][ T8794] __alloc_skb+0xd7/0x570 [ 153.841838][ T8794] ? netdev_alloc_frag+0x160/0x160 [ 153.846951][ T8794] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 153.853269][ T8794] tc_ctl_tclass+0x457/0xbf0 [ 153.857837][ T8794] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 153.863624][ T8794] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 153.869068][ T8794] rtnetlink_rcv_msg+0x34a/0x8d0 [ 153.874034][ T8794] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 153.879482][ T8794] ? netlink_deliver_tap+0x160/0xac0 [ 153.885632][ T8794] netlink_rcv_skb+0x13c/0x380 [ 153.890382][ T8794] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 153.895821][ T8794] ? netlink_ack+0x970/0x970 [ 153.900404][ T8794] ? netlink_deliver_tap+0x178/0xac0 [ 153.905694][ T8794] rtnetlink_rcv+0x10/0x20 [ 153.910114][ T8794] netlink_unicast+0x45e/0x6a0 [ 153.915018][ T8794] ? netlink_attachskb+0x740/0x740 [ 153.920401][ T8794] ? _copy_from_iter_full+0x18a/0x780 [ 153.925856][ T8794] ? __kasan_check_read+0x11/0x20 [ 153.930878][ T8794] ? __check_object_size+0x203/0x2ea [ 153.936282][ T8794] netlink_sendmsg+0x7b0/0xcb0 [ 153.941028][ T8794] ? netlink_unicast+0x6a0/0x6a0 [ 153.945986][ T8794] ? tomoyo_socket_sendmsg+0x9/0x10 [ 153.951171][ T8794] ? netlink_unicast+0x6a0/0x6a0 [ 153.956093][ T8794] sock_sendmsg+0xb5/0xf0 [ 153.960417][ T8794] ____sys_sendmsg+0x3b0/0x950 [ 153.965163][ T8794] ? copy_msghdr_from_user+0x209/0x420 [ 153.970611][ T8794] ? kernel_sendmsg+0x30/0x30 [ 153.975273][ T8794] ___sys_sendmsg+0xe4/0x160 [ 153.979854][ T8794] ? sendmsg_copy_msghdr+0x30/0x30 [ 153.984950][ T8794] ? rcu_read_lock_held+0x9c/0xb0 [ 153.989977][ T8794] ? __kasan_check_read+0x11/0x20 [ 153.994997][ T8794] ? __fget+0x2ac/0x410 [ 153.999138][ T8794] ? ksys_dup3+0x2e0/0x2e0 [ 154.003704][ T8794] ? find_held_lock+0x36/0x1d0 [ 154.008466][ T8794] ? __fget_light+0x179/0x1f0 [ 154.013133][ T8794] ? __fdget+0xe/0x10 [ 154.017101][ T8794] ? sockfd_lookup_light+0x1c/0x150 [ 154.022282][ T8794] __sys_sendmmsg+0x160/0x370 [ 154.026946][ T8794] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 154.031959][ T8794] ? vfs_write+0x25b/0x520 [ 154.037094][ T8794] ? lock_downgrade+0x900/0x900 [ 154.041924][ T8794] ? __kasan_check_write+0x14/0x20 [ 154.047019][ T8794] ? __mutex_unlock_slowpath+0xe0/0x690 [ 154.052548][ T8794] ? rcu_read_lock_any_held+0xcd/0xf0 [ 154.058168][ T8794] ? __kasan_check_write+0x14/0x20 [ 154.063354][ T8794] ? fput_many+0x1b/0x130 [ 154.067678][ T8794] ? fput+0xe/0x10 [ 154.071394][ T8794] ? ksys_write+0x181/0x220 [ 154.075892][ T8794] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 154.082032][ T8794] ? do_syscall_64+0x21/0x5f0 [ 154.086712][ T8794] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.092803][ T8794] __x64_sys_sendmmsg+0x98/0x100 [ 154.097727][ T8794] do_syscall_64+0xca/0x5f0 [ 154.102211][ T8794] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.108347][ T8794] RIP: 0033:0x45a639 [ 154.112228][ T8794] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 154.131916][ T8794] RSP: 002b:00007f93cde6bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 154.140305][ T8794] RAX: ffffffffffffffda RBX: 00007f93cde6bc90 RCX: 000000000045a639 [ 154.148430][ T8794] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 154.156400][ T8794] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 154.164371][ T8794] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde6c6d4 [ 154.172337][ T8794] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 2020/01/13 17:04:36 executed programs: 142 [ 154.361048][ T8804] FAULT_INJECTION: forcing a failure. [ 154.361048][ T8804] name failslab, interval 1, probability 0, space 0, times 0 [ 154.374936][ T8804] CPU: 1 PID: 8804 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 154.383537][ T8804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.394036][ T8804] Call Trace: [ 154.397763][ T8804] dump_stack+0x12d/0x187 [ 154.402249][ T8804] should_fail.cold.4+0x5/0x13 [ 154.406996][ T8804] ? fault_create_debugfs_attr+0x150/0x150 [ 154.412790][ T8804] ? ___might_sleep+0x16b/0x2b0 [ 154.417647][ T8804] __should_failslab+0xba/0xf0 [ 154.422392][ T8804] should_failslab+0x9/0x14 [ 154.426887][ T8804] kmem_cache_alloc_node_trace+0x27b/0x770 [ 154.432754][ T8804] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 154.438808][ T8804] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 154.444602][ T8804] __kmalloc_node_track_caller+0x3c/0x70 [ 154.450220][ T8804] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 154.455654][ T8804] __alloc_skb+0xd7/0x570 [ 154.459992][ T8804] ? netdev_alloc_frag+0x160/0x160 [ 154.465112][ T8804] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 154.471440][ T8804] tc_ctl_tclass+0x457/0xbf0 [ 154.476016][ T8804] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 154.481803][ T8804] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 154.486916][ T8804] rtnetlink_rcv_msg+0x34a/0x8d0 [ 154.491837][ T8804] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 154.497386][ T8804] ? netlink_deliver_tap+0x160/0xac0 [ 154.502649][ T8804] netlink_rcv_skb+0x13c/0x380 [ 154.507430][ T8804] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 154.512878][ T8804] ? netlink_ack+0x970/0x970 [ 154.517448][ T8804] ? netlink_deliver_tap+0x178/0xac0 [ 154.522708][ T8804] rtnetlink_rcv+0x10/0x20 [ 154.527113][ T8804] netlink_unicast+0x45e/0x6a0 [ 154.531851][ T8804] ? netlink_attachskb+0x740/0x740 [ 154.536949][ T8804] ? _copy_from_iter_full+0x18a/0x780 [ 154.542293][ T8804] ? __kasan_check_read+0x11/0x20 [ 154.547289][ T8804] ? __check_object_size+0x203/0x2ea [ 154.552557][ T8804] netlink_sendmsg+0x7b0/0xcb0 [ 154.557317][ T8804] ? netlink_unicast+0x6a0/0x6a0 [ 154.562240][ T8804] ? tomoyo_socket_sendmsg+0x9/0x10 [ 154.567417][ T8804] ? netlink_unicast+0x6a0/0x6a0 [ 154.572349][ T8804] sock_sendmsg+0xb5/0xf0 [ 154.576659][ T8804] ____sys_sendmsg+0x3b0/0x950 [ 154.581411][ T8804] ? copy_msghdr_from_user+0x209/0x420 [ 154.586869][ T8804] ? kernel_sendmsg+0x30/0x30 [ 154.591552][ T8804] ___sys_sendmsg+0xe4/0x160 [ 154.596138][ T8804] ? sendmsg_copy_msghdr+0x30/0x30 [ 154.601273][ T8804] ? rcu_read_lock_held+0x9c/0xb0 [ 154.606333][ T8804] ? __kasan_check_read+0x11/0x20 [ 154.611363][ T8804] ? __fget+0x2ac/0x410 [ 154.615509][ T8804] ? ksys_dup3+0x2e0/0x2e0 [ 154.619923][ T8804] ? find_held_lock+0x36/0x1d0 [ 154.624687][ T8804] ? __fget_light+0x179/0x1f0 [ 154.629386][ T8804] ? __fdget+0xe/0x10 [ 154.633347][ T8804] ? sockfd_lookup_light+0x1c/0x150 [ 154.638541][ T8804] __sys_sendmmsg+0x160/0x370 [ 154.643204][ T8804] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 154.648206][ T8804] ? vfs_write+0x25b/0x520 [ 154.652625][ T8804] ? lock_downgrade+0x900/0x900 [ 154.657551][ T8804] ? __kasan_check_write+0x14/0x20 [ 154.662644][ T8804] ? __mutex_unlock_slowpath+0xe0/0x690 [ 154.668182][ T8804] ? rcu_read_lock_any_held+0xcd/0xf0 [ 154.673561][ T8804] ? __kasan_check_write+0x14/0x20 [ 154.678660][ T8804] ? fput_many+0x1b/0x130 [ 154.682981][ T8804] ? fput+0xe/0x10 [ 154.686692][ T8804] ? ksys_write+0x181/0x220 [ 154.691175][ T8804] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 154.696611][ T8804] ? do_syscall_64+0x21/0x5f0 [ 154.701272][ T8804] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.707319][ T8804] __x64_sys_sendmmsg+0x98/0x100 [ 154.712235][ T8804] do_syscall_64+0xca/0x5f0 [ 154.716717][ T8804] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.722584][ T8804] RIP: 0033:0x45a639 [ 154.726456][ T8804] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 154.746050][ T8804] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 154.754457][ T8804] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 154.762436][ T8804] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 154.770453][ T8804] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 154.778421][ T8804] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 154.786378][ T8804] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 154.975096][ T8810] FAULT_INJECTION: forcing a failure. [ 154.975096][ T8810] name failslab, interval 1, probability 0, space 0, times 0 [ 154.988556][ T8810] CPU: 0 PID: 8810 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 154.997130][ T8810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.007180][ T8810] Call Trace: [ 155.010455][ T8810] dump_stack+0x12d/0x187 [ 155.014771][ T8810] should_fail.cold.4+0x5/0x13 [ 155.019518][ T8810] ? fault_create_debugfs_attr+0x150/0x150 [ 155.025312][ T8810] ? ___might_sleep+0x16b/0x2b0 [ 155.030151][ T8810] __should_failslab+0xba/0xf0 [ 155.034906][ T8810] should_failslab+0x9/0x14 [ 155.039472][ T8810] kmem_cache_alloc_node_trace+0x27b/0x770 [ 155.045303][ T8810] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 155.052138][ T8810] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 155.057930][ T8810] __kmalloc_node_track_caller+0x3c/0x70 [ 155.063556][ T8810] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 155.069097][ T8810] __alloc_skb+0xd7/0x570 [ 155.073409][ T8810] ? netdev_alloc_frag+0x160/0x160 [ 155.078506][ T8810] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 155.084817][ T8810] tc_ctl_tclass+0x457/0xbf0 [ 155.089383][ T8810] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 155.095174][ T8810] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 155.100289][ T8810] rtnetlink_rcv_msg+0x34a/0x8d0 [ 155.105205][ T8810] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 155.110642][ T8810] ? netlink_deliver_tap+0x160/0xac0 [ 155.115915][ T8810] netlink_rcv_skb+0x13c/0x380 [ 155.120656][ T8810] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 155.126522][ T8810] ? netlink_ack+0x970/0x970 [ 155.131098][ T8810] ? netlink_deliver_tap+0x178/0xac0 [ 155.136370][ T8810] rtnetlink_rcv+0x10/0x20 [ 155.140783][ T8810] netlink_unicast+0x45e/0x6a0 [ 155.145673][ T8810] ? netlink_attachskb+0x740/0x740 [ 155.151957][ T8810] ? _copy_from_iter_full+0x18a/0x780 [ 155.157318][ T8810] ? __kasan_check_read+0x11/0x20 [ 155.162333][ T8810] ? __check_object_size+0x203/0x2ea [ 155.167619][ T8810] netlink_sendmsg+0x7b0/0xcb0 [ 155.172384][ T8810] ? netlink_unicast+0x6a0/0x6a0 [ 155.177302][ T8810] ? tomoyo_socket_sendmsg+0x9/0x10 [ 155.182479][ T8810] ? netlink_unicast+0x6a0/0x6a0 [ 155.187400][ T8810] sock_sendmsg+0xb5/0xf0 [ 155.191713][ T8810] ____sys_sendmsg+0x3b0/0x950 [ 155.196453][ T8810] ? copy_msghdr_from_user+0x209/0x420 [ 155.201899][ T8810] ? kernel_sendmsg+0x30/0x30 [ 155.206578][ T8810] ___sys_sendmsg+0xe4/0x160 [ 155.211245][ T8810] ? sendmsg_copy_msghdr+0x30/0x30 [ 155.216336][ T8810] ? rcu_read_lock_held+0x9c/0xb0 [ 155.221346][ T8810] ? __kasan_check_read+0x11/0x20 [ 155.226355][ T8810] ? __fget+0x2ac/0x410 [ 155.230496][ T8810] ? ksys_dup3+0x2e0/0x2e0 [ 155.234890][ T8810] ? find_held_lock+0x36/0x1d0 [ 155.239647][ T8810] ? __fget_light+0x179/0x1f0 [ 155.244307][ T8810] ? __fdget+0xe/0x10 [ 155.248446][ T8810] ? sockfd_lookup_light+0x1c/0x150 [ 155.253643][ T8810] __sys_sendmmsg+0x160/0x370 [ 155.258312][ T8810] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 155.263313][ T8810] ? vfs_write+0x25b/0x520 [ 155.267713][ T8810] ? lock_downgrade+0x900/0x900 [ 155.272560][ T8810] ? __kasan_check_write+0x14/0x20 [ 155.277661][ T8810] ? __mutex_unlock_slowpath+0xe0/0x690 [ 155.283191][ T8810] ? rcu_read_lock_any_held+0xcd/0xf0 [ 155.288555][ T8810] ? __kasan_check_write+0x14/0x20 [ 155.293642][ T8810] ? fput_many+0x1b/0x130 [ 155.297945][ T8810] ? fput+0xe/0x10 [ 155.301665][ T8810] ? ksys_write+0x181/0x220 [ 155.306154][ T8810] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 155.311588][ T8810] ? do_syscall_64+0x21/0x5f0 [ 155.316263][ T8810] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.322318][ T8810] __x64_sys_sendmmsg+0x98/0x100 [ 155.327246][ T8810] do_syscall_64+0xca/0x5f0 [ 155.331729][ T8810] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.337606][ T8810] RIP: 0033:0x45a639 [ 155.341492][ T8810] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 155.361085][ T8810] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 155.369491][ T8810] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 155.377459][ T8810] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 155.385436][ T8810] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 155.393404][ T8810] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 155.401370][ T8810] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 155.585641][ T8816] FAULT_INJECTION: forcing a failure. [ 155.585641][ T8816] name failslab, interval 1, probability 0, space 0, times 0 [ 155.599877][ T8816] CPU: 0 PID: 8816 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 155.608476][ T8816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.618531][ T8816] Call Trace: [ 155.618550][ T8816] dump_stack+0x12d/0x187 [ 155.618564][ T8816] should_fail.cold.4+0x5/0x13 [ 155.618573][ T8816] ? fault_create_debugfs_attr+0x150/0x150 [ 155.618584][ T8816] ? ___might_sleep+0x16b/0x2b0 [ 155.618596][ T8816] __should_failslab+0xba/0xf0 [ 155.618606][ T8816] should_failslab+0x9/0x14 [ 155.618614][ T8816] kmem_cache_alloc_node_trace+0x27b/0x770 [ 155.618622][ T8816] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 155.618628][ T8816] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 155.618638][ T8816] __kmalloc_node_track_caller+0x3c/0x70 [ 155.618647][ T8816] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 155.618655][ T8816] __alloc_skb+0xd7/0x570 [ 155.618663][ T8816] ? netdev_alloc_frag+0x160/0x160 [ 155.618677][ T8816] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 155.618685][ T8816] tc_ctl_tclass+0x457/0xbf0 [ 155.618695][ T8816] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 155.706285][ T8816] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 155.711424][ T8816] rtnetlink_rcv_msg+0x34a/0x8d0 [ 155.716368][ T8816] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 155.721820][ T8816] ? netlink_deliver_tap+0x160/0xac0 [ 155.727092][ T8816] netlink_rcv_skb+0x13c/0x380 [ 155.731845][ T8816] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 155.737313][ T8816] ? netlink_ack+0x970/0x970 [ 155.741886][ T8816] ? netlink_deliver_tap+0x178/0xac0 [ 155.747162][ T8816] rtnetlink_rcv+0x10/0x20 [ 155.751572][ T8816] netlink_unicast+0x45e/0x6a0 [ 155.756472][ T8816] ? netlink_attachskb+0x740/0x740 [ 155.761611][ T8816] ? _copy_from_iter_full+0x18a/0x780 [ 155.766989][ T8816] ? __kasan_check_read+0x11/0x20 [ 155.772015][ T8816] ? __check_object_size+0x203/0x2ea [ 155.777294][ T8816] netlink_sendmsg+0x7b0/0xcb0 [ 155.782053][ T8816] ? netlink_unicast+0x6a0/0x6a0 [ 155.786976][ T8816] ? tomoyo_socket_sendmsg+0x9/0x10 [ 155.792157][ T8816] ? netlink_unicast+0x6a0/0x6a0 [ 155.797078][ T8816] sock_sendmsg+0xb5/0xf0 [ 155.801396][ T8816] ____sys_sendmsg+0x3b0/0x950 [ 155.806138][ T8816] ? copy_msghdr_from_user+0x209/0x420 [ 155.811644][ T8816] ? kernel_sendmsg+0x30/0x30 [ 155.816312][ T8816] ___sys_sendmsg+0xe4/0x160 [ 155.820902][ T8816] ? sendmsg_copy_msghdr+0x30/0x30 [ 155.826007][ T8816] ? rcu_read_lock_held+0x9c/0xb0 [ 155.831027][ T8816] ? __kasan_check_read+0x11/0x20 [ 155.836136][ T8816] ? __fget+0x2ac/0x410 [ 155.840296][ T8816] ? ksys_dup3+0x2e0/0x2e0 [ 155.844706][ T8816] ? find_held_lock+0x36/0x1d0 [ 155.849485][ T8816] ? __fget_light+0x179/0x1f0 [ 155.854248][ T8816] ? __fdget+0xe/0x10 [ 155.858238][ T8816] ? sockfd_lookup_light+0x1c/0x150 [ 155.863429][ T8816] __sys_sendmmsg+0x160/0x370 [ 155.868281][ T8816] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 155.873311][ T8816] ? vfs_write+0x25b/0x520 [ 155.877709][ T8816] ? lock_downgrade+0x900/0x900 [ 155.882547][ T8816] ? __kasan_check_write+0x14/0x20 [ 155.887642][ T8816] ? __mutex_unlock_slowpath+0xe0/0x690 [ 155.893167][ T8816] ? rcu_read_lock_any_held+0xcd/0xf0 [ 155.898523][ T8816] ? __kasan_check_write+0x14/0x20 [ 155.903705][ T8816] ? fput_many+0x1b/0x130 [ 155.908012][ T8816] ? fput+0xe/0x10 [ 155.911732][ T8816] ? ksys_write+0x181/0x220 [ 155.916241][ T8816] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 155.921691][ T8816] ? do_syscall_64+0x21/0x5f0 [ 155.926696][ T8816] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.932929][ T8816] __x64_sys_sendmmsg+0x98/0x100 [ 155.938034][ T8816] do_syscall_64+0xca/0x5f0 [ 155.942530][ T8816] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.948442][ T8816] RIP: 0033:0x45a639 [ 155.952350][ T8816] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 155.971950][ T8816] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 155.980357][ T8816] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 155.989972][ T8816] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 155.997935][ T8816] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 156.005978][ T8816] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 156.013951][ T8816] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 156.205086][ T8822] FAULT_INJECTION: forcing a failure. [ 156.205086][ T8822] name failslab, interval 1, probability 0, space 0, times 0 [ 156.236934][ T8822] CPU: 1 PID: 8822 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 156.245556][ T8822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.255613][ T8822] Call Trace: [ 156.258890][ T8822] dump_stack+0x12d/0x187 [ 156.263222][ T8822] should_fail.cold.4+0x5/0x13 [ 156.267998][ T8822] ? fault_create_debugfs_attr+0x150/0x150 [ 156.273970][ T8822] ? ___might_sleep+0x16b/0x2b0 [ 156.278818][ T8822] __should_failslab+0xba/0xf0 [ 156.283580][ T8822] should_failslab+0x9/0x14 [ 156.288181][ T8822] kmem_cache_alloc_node+0x266/0x760 [ 156.293461][ T8822] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 156.298745][ T8822] ? __local_bh_enable_ip+0x160/0x260 [ 156.304123][ T8822] ? qfq_change_class+0x538/0x16c4 [ 156.309238][ T8822] ? trace_hardirqs_on+0x28/0x1a0 [ 156.314273][ T8822] __alloc_skb+0xa7/0x570 [ 156.318599][ T8822] ? netdev_alloc_frag+0x160/0x160 [ 156.323705][ T8822] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 156.330033][ T8822] tc_ctl_tclass+0x457/0xbf0 [ 156.334608][ T8822] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 156.340409][ T8822] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 156.347423][ T8822] rtnetlink_rcv_msg+0x34a/0x8d0 [ 156.352344][ T8822] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 156.357786][ T8822] ? netlink_deliver_tap+0x160/0xac0 [ 156.363050][ T8822] netlink_rcv_skb+0x13c/0x380 [ 156.367811][ T8822] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 156.373257][ T8822] ? netlink_ack+0x970/0x970 [ 156.377850][ T8822] ? netlink_deliver_tap+0x178/0xac0 [ 156.383143][ T8822] rtnetlink_rcv+0x10/0x20 [ 156.387553][ T8822] netlink_unicast+0x45e/0x6a0 [ 156.392312][ T8822] ? netlink_attachskb+0x740/0x740 [ 156.397417][ T8822] ? _copy_from_iter_full+0x18a/0x780 [ 156.402791][ T8822] ? __kasan_check_read+0x11/0x20 [ 156.407961][ T8822] ? __check_object_size+0x203/0x2ea [ 156.413298][ T8822] netlink_sendmsg+0x7b0/0xcb0 [ 156.418060][ T8822] ? netlink_unicast+0x6a0/0x6a0 [ 156.422989][ T8822] ? tomoyo_socket_sendmsg+0x9/0x10 [ 156.428481][ T8822] ? netlink_unicast+0x6a0/0x6a0 [ 156.433404][ T8822] sock_sendmsg+0xb5/0xf0 [ 156.437916][ T8822] ____sys_sendmsg+0x3b0/0x950 [ 156.442682][ T8822] ? copy_msghdr_from_user+0x209/0x420 [ 156.449138][ T8822] ? kernel_sendmsg+0x30/0x30 [ 156.453833][ T8822] ___sys_sendmsg+0xe4/0x160 [ 156.458574][ T8822] ? sendmsg_copy_msghdr+0x30/0x30 [ 156.463789][ T8822] ? rcu_read_lock_held+0x9c/0xb0 [ 156.468820][ T8822] ? __kasan_check_read+0x11/0x20 [ 156.473840][ T8822] ? __fget+0x2ac/0x410 [ 156.477986][ T8822] ? ksys_dup3+0x2e0/0x2e0 [ 156.482395][ T8822] ? find_held_lock+0x36/0x1d0 [ 156.487141][ T8822] ? __fget_light+0x179/0x1f0 [ 156.491812][ T8822] ? __fdget+0xe/0x10 [ 156.495784][ T8822] ? sockfd_lookup_light+0x1c/0x150 [ 156.500965][ T8822] __sys_sendmmsg+0x160/0x370 [ 156.505643][ T8822] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 156.510655][ T8822] ? vfs_write+0x25b/0x520 [ 156.515051][ T8822] ? lock_downgrade+0x900/0x900 [ 156.519883][ T8822] ? __kasan_check_write+0x14/0x20 [ 156.524972][ T8822] ? __mutex_unlock_slowpath+0xe0/0x690 [ 156.530626][ T8822] ? rcu_read_lock_any_held+0xcd/0xf0 [ 156.536064][ T8822] ? __kasan_check_write+0x14/0x20 [ 156.541170][ T8822] ? fput_many+0x1b/0x130 [ 156.545487][ T8822] ? fput+0xe/0x10 [ 156.549197][ T8822] ? ksys_write+0x181/0x220 [ 156.553684][ T8822] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 156.559125][ T8822] ? do_syscall_64+0x21/0x5f0 [ 156.563796][ T8822] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.569863][ T8822] __x64_sys_sendmmsg+0x98/0x100 [ 156.574807][ T8822] do_syscall_64+0xca/0x5f0 [ 156.579300][ T8822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.585175][ T8822] RIP: 0033:0x45a639 [ 156.589169][ T8822] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 156.608762][ T8822] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 156.617247][ T8822] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 156.625202][ T8822] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 156.633211][ T8822] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 156.641484][ T8822] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 156.649546][ T8822] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 157.004718][ T8833] FAULT_INJECTION: forcing a failure. [ 157.004718][ T8833] name failslab, interval 1, probability 0, space 0, times 0 [ 157.017636][ T8833] CPU: 1 PID: 8833 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 157.026289][ T8833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.036453][ T8833] Call Trace: [ 157.039747][ T8833] dump_stack+0x12d/0x187 [ 157.044088][ T8833] should_fail.cold.4+0x5/0x13 [ 157.048890][ T8833] ? fault_create_debugfs_attr+0x150/0x150 [ 157.054711][ T8833] ? ___might_sleep+0x16b/0x2b0 [ 157.059799][ T8833] __should_failslab+0xba/0xf0 [ 157.064570][ T8833] should_failslab+0x9/0x14 [ 157.069080][ T8833] kmem_cache_alloc_node_trace+0x27b/0x770 [ 157.074973][ T8833] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 157.081031][ T8833] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 157.087795][ T8833] __kmalloc_node_track_caller+0x3c/0x70 [ 157.093426][ T8833] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 157.098873][ T8833] __alloc_skb+0xd7/0x570 [ 157.103186][ T8833] ? netdev_alloc_frag+0x160/0x160 [ 157.108303][ T8833] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 157.114629][ T8833] tc_ctl_tclass+0x457/0xbf0 [ 157.119236][ T8833] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 157.125330][ T8833] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 157.130445][ T8833] rtnetlink_rcv_msg+0x34a/0x8d0 [ 157.135374][ T8833] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 157.147783][ T8833] ? netlink_deliver_tap+0x160/0xac0 [ 157.153468][ T8833] netlink_rcv_skb+0x13c/0x380 [ 157.158231][ T8833] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 157.163683][ T8833] ? netlink_ack+0x970/0x970 [ 157.168271][ T8833] ? netlink_deliver_tap+0x178/0xac0 [ 157.173676][ T8833] rtnetlink_rcv+0x10/0x20 [ 157.178085][ T8833] netlink_unicast+0x45e/0x6a0 [ 157.182842][ T8833] ? netlink_attachskb+0x740/0x740 [ 157.187944][ T8833] ? _copy_from_iter_full+0x18a/0x780 [ 157.193315][ T8833] ? __kasan_check_read+0x11/0x20 [ 157.198331][ T8833] ? __check_object_size+0x203/0x2ea [ 157.203601][ T8833] netlink_sendmsg+0x7b0/0xcb0 [ 157.208366][ T8833] ? netlink_unicast+0x6a0/0x6a0 [ 157.213299][ T8833] ? tomoyo_socket_sendmsg+0x9/0x10 [ 157.218503][ T8833] ? netlink_unicast+0x6a0/0x6a0 [ 157.223533][ T8833] sock_sendmsg+0xb5/0xf0 [ 157.227863][ T8833] ____sys_sendmsg+0x3b0/0x950 [ 157.232629][ T8833] ? copy_msghdr_from_user+0x209/0x420 [ 157.238093][ T8833] ? kernel_sendmsg+0x30/0x30 [ 157.242757][ T8833] ___sys_sendmsg+0xe4/0x160 [ 157.247343][ T8833] ? sendmsg_copy_msghdr+0x30/0x30 [ 157.252440][ T8833] ? rcu_read_lock_held+0x9c/0xb0 [ 157.257683][ T8833] ? __kasan_check_read+0x11/0x20 [ 157.262710][ T8833] ? __fget+0x2ac/0x410 [ 157.266867][ T8833] ? ksys_dup3+0x2e0/0x2e0 [ 157.271285][ T8833] ? find_held_lock+0x36/0x1d0 [ 157.276047][ T8833] ? __fget_light+0x179/0x1f0 [ 157.280702][ T8833] ? __fdget+0xe/0x10 [ 157.284664][ T8833] ? sockfd_lookup_light+0x1c/0x150 [ 157.289846][ T8833] __sys_sendmmsg+0x160/0x370 [ 157.294594][ T8833] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 157.299620][ T8833] ? vfs_write+0x25b/0x520 [ 157.304024][ T8833] ? lock_downgrade+0x900/0x900 [ 157.308875][ T8833] ? __kasan_check_write+0x14/0x20 [ 157.313991][ T8833] ? __mutex_unlock_slowpath+0xe0/0x690 [ 157.319525][ T8833] ? rcu_read_lock_any_held+0xcd/0xf0 [ 157.324895][ T8833] ? __kasan_check_write+0x14/0x20 [ 157.329993][ T8833] ? fput_many+0x1b/0x130 [ 157.334314][ T8833] ? fput+0xe/0x10 [ 157.338031][ T8833] ? ksys_write+0x181/0x220 [ 157.342518][ T8833] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 157.347962][ T8833] ? do_syscall_64+0x21/0x5f0 [ 157.352627][ T8833] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.358693][ T8833] __x64_sys_sendmmsg+0x98/0x100 [ 157.363610][ T8833] do_syscall_64+0xca/0x5f0 [ 157.368111][ T8833] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.373990][ T8833] RIP: 0033:0x45a639 [ 157.377887][ T8833] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 157.397489][ T8833] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 157.405899][ T8833] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 157.413872][ T8833] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 157.421831][ T8833] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 157.429796][ T8833] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 157.437859][ T8833] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 157.452434][ T8834] FAULT_INJECTION: forcing a failure. [ 157.452434][ T8834] name failslab, interval 1, probability 0, space 0, times 0 [ 157.465526][ T8834] CPU: 0 PID: 8834 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 157.474399][ T8834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.484452][ T8834] Call Trace: [ 157.487738][ T8834] dump_stack+0x12d/0x187 [ 157.492066][ T8834] should_fail.cold.4+0x5/0x13 [ 157.496874][ T8834] ? fault_create_debugfs_attr+0x150/0x150 [ 157.502727][ T8834] ? ___might_sleep+0x16b/0x2b0 [ 157.507644][ T8834] __should_failslab+0xba/0xf0 [ 157.512396][ T8834] should_failslab+0x9/0x14 [ 157.516895][ T8834] kmem_cache_alloc_node_trace+0x27b/0x770 [ 157.522691][ T8834] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 157.528875][ T8834] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 157.534688][ T8834] __kmalloc_node_track_caller+0x3c/0x70 [ 157.540305][ T8834] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 157.545752][ T8834] __alloc_skb+0xd7/0x570 [ 157.550063][ T8834] ? netdev_alloc_frag+0x160/0x160 [ 157.555157][ T8834] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 157.561468][ T8834] tc_ctl_tclass+0x457/0xbf0 [ 157.566059][ T8834] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 157.571875][ T8834] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 157.576986][ T8834] rtnetlink_rcv_msg+0x34a/0x8d0 [ 157.581917][ T8834] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 157.587412][ T8834] ? netlink_deliver_tap+0x160/0xac0 [ 157.592859][ T8834] netlink_rcv_skb+0x13c/0x380 [ 157.597726][ T8834] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 157.603170][ T8834] ? netlink_ack+0x970/0x970 [ 157.607832][ T8834] ? netlink_deliver_tap+0x178/0xac0 [ 157.613099][ T8834] rtnetlink_rcv+0x10/0x20 [ 157.617519][ T8834] netlink_unicast+0x45e/0x6a0 [ 157.622264][ T8834] ? netlink_attachskb+0x740/0x740 [ 157.627368][ T8834] ? _copy_from_iter_full+0x18a/0x780 [ 157.632720][ T8834] ? __kasan_check_read+0x11/0x20 [ 157.637826][ T8834] ? __check_object_size+0x203/0x2ea [ 157.643108][ T8834] netlink_sendmsg+0x7b0/0xcb0 [ 157.647863][ T8834] ? netlink_unicast+0x6a0/0x6a0 [ 157.652784][ T8834] ? tomoyo_socket_sendmsg+0x9/0x10 [ 157.658079][ T8834] ? netlink_unicast+0x6a0/0x6a0 [ 157.662998][ T8834] sock_sendmsg+0xb5/0xf0 [ 157.667310][ T8834] ____sys_sendmsg+0x3b0/0x950 [ 157.672058][ T8834] ? copy_msghdr_from_user+0x209/0x420 [ 157.677786][ T8834] ? kernel_sendmsg+0x30/0x30 [ 157.682477][ T8834] ___sys_sendmsg+0xe4/0x160 [ 157.687165][ T8834] ? sendmsg_copy_msghdr+0x30/0x30 [ 157.692277][ T8834] ? rcu_read_lock_held+0x9c/0xb0 [ 157.697295][ T8834] ? __kasan_check_read+0x11/0x20 [ 157.702323][ T8834] ? __fget+0x2ac/0x410 [ 157.706468][ T8834] ? ksys_dup3+0x2e0/0x2e0 [ 157.710881][ T8834] ? find_held_lock+0x36/0x1d0 [ 157.715649][ T8834] ? __fget_light+0x179/0x1f0 [ 157.720311][ T8834] ? __fdget+0xe/0x10 [ 157.724271][ T8834] ? sockfd_lookup_light+0x1c/0x150 [ 157.729451][ T8834] __sys_sendmmsg+0x160/0x370 [ 157.734209][ T8834] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 157.739215][ T8834] ? vfs_write+0x25b/0x520 [ 157.743608][ T8834] ? lock_downgrade+0x900/0x900 [ 157.748439][ T8834] ? __kasan_check_write+0x14/0x20 [ 157.753527][ T8834] ? __mutex_unlock_slowpath+0xe0/0x690 [ 157.759053][ T8834] ? rcu_read_lock_any_held+0xcd/0xf0 [ 157.764419][ T8834] ? __kasan_check_write+0x14/0x20 [ 157.769522][ T8834] ? fput_many+0x1b/0x130 [ 157.773833][ T8834] ? fput+0xe/0x10 [ 157.777544][ T8834] ? ksys_write+0x181/0x220 [ 157.782044][ T8834] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 157.787478][ T8834] ? do_syscall_64+0x21/0x5f0 [ 157.792144][ T8834] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.799158][ T8834] __x64_sys_sendmmsg+0x98/0x100 [ 157.804082][ T8834] do_syscall_64+0xca/0x5f0 [ 157.808578][ T8834] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.814462][ T8834] RIP: 0033:0x45a639 [ 157.818338][ T8834] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 157.837930][ T8834] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 157.846324][ T8834] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 157.858098][ T8834] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 157.866050][ T8834] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 157.874025][ T8834] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 157.881992][ T8834] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 158.074956][ T8840] FAULT_INJECTION: forcing a failure. [ 158.074956][ T8840] name failslab, interval 1, probability 0, space 0, times 0 [ 158.087713][ T8840] CPU: 1 PID: 8840 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 158.096296][ T8840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.106352][ T8840] Call Trace: [ 158.109634][ T8840] dump_stack+0x12d/0x187 [ 158.113963][ T8840] should_fail.cold.4+0x5/0x13 [ 158.118740][ T8840] ? fault_create_debugfs_attr+0x150/0x150 [ 158.124551][ T8840] ? ___might_sleep+0x16b/0x2b0 [ 158.129395][ T8840] __should_failslab+0xba/0xf0 [ 158.134145][ T8840] should_failslab+0x9/0x14 [ 158.138641][ T8840] kmem_cache_alloc_node_trace+0x27b/0x770 [ 158.144717][ T8840] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 158.150769][ T8840] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 158.156579][ T8840] __kmalloc_node_track_caller+0x3c/0x70 [ 158.162210][ T8840] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 158.167684][ T8840] __alloc_skb+0xd7/0x570 [ 158.172025][ T8840] ? netdev_alloc_frag+0x160/0x160 [ 158.177144][ T8840] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 158.183554][ T8840] tc_ctl_tclass+0x457/0xbf0 [ 158.188146][ T8840] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 158.193941][ T8840] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 158.199058][ T8840] rtnetlink_rcv_msg+0x34a/0x8d0 [ 158.204048][ T8840] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 158.209511][ T8840] ? netlink_deliver_tap+0x160/0xac0 [ 158.214800][ T8840] netlink_rcv_skb+0x13c/0x380 [ 158.219559][ T8840] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 158.225108][ T8840] ? netlink_ack+0x970/0x970 [ 158.229777][ T8840] ? netlink_deliver_tap+0x178/0xac0 [ 158.235059][ T8840] rtnetlink_rcv+0x10/0x20 [ 158.239472][ T8840] netlink_unicast+0x45e/0x6a0 [ 158.244243][ T8840] ? netlink_attachskb+0x740/0x740 [ 158.249344][ T8840] ? _copy_from_iter_full+0x18a/0x780 [ 158.254714][ T8840] ? __kasan_check_read+0x11/0x20 [ 158.259737][ T8840] ? __check_object_size+0x203/0x2ea [ 158.265275][ T8840] netlink_sendmsg+0x7b0/0xcb0 [ 158.270142][ T8840] ? netlink_unicast+0x6a0/0x6a0 [ 158.275090][ T8840] ? tomoyo_socket_sendmsg+0x9/0x10 [ 158.280332][ T8840] ? netlink_unicast+0x6a0/0x6a0 [ 158.285260][ T8840] sock_sendmsg+0xb5/0xf0 [ 158.289678][ T8840] ____sys_sendmsg+0x3b0/0x950 [ 158.294431][ T8840] ? copy_msghdr_from_user+0x209/0x420 [ 158.308585][ T8840] ? kernel_sendmsg+0x30/0x30 [ 158.313453][ T8840] ___sys_sendmsg+0xe4/0x160 [ 158.318041][ T8840] ? sendmsg_copy_msghdr+0x30/0x30 [ 158.323168][ T8840] ? rcu_read_lock_held+0x9c/0xb0 [ 158.328189][ T8840] ? __kasan_check_read+0x11/0x20 [ 158.333220][ T8840] ? __fget+0x2ac/0x410 [ 158.337385][ T8840] ? ksys_dup3+0x2e0/0x2e0 [ 158.341875][ T8840] ? find_held_lock+0x36/0x1d0 [ 158.346641][ T8840] ? __fget_light+0x179/0x1f0 [ 158.351431][ T8840] ? __fdget+0xe/0x10 [ 158.355519][ T8840] ? sockfd_lookup_light+0x1c/0x150 [ 158.360714][ T8840] __sys_sendmmsg+0x160/0x370 [ 158.365581][ T8840] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 158.370604][ T8840] ? vfs_write+0x25b/0x520 [ 158.375105][ T8840] ? lock_downgrade+0x900/0x900 [ 158.380108][ T8840] ? __kasan_check_write+0x14/0x20 [ 158.385220][ T8840] ? __mutex_unlock_slowpath+0xe0/0x690 [ 158.390752][ T8840] ? rcu_read_lock_any_held+0xcd/0xf0 [ 158.396135][ T8840] ? __kasan_check_write+0x14/0x20 [ 158.401247][ T8840] ? fput_many+0x1b/0x130 [ 158.405562][ T8840] ? fput+0xe/0x10 [ 158.409281][ T8840] ? ksys_write+0x181/0x220 [ 158.413776][ T8840] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 158.419239][ T8840] ? do_syscall_64+0x21/0x5f0 [ 158.423909][ T8840] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.429978][ T8840] __x64_sys_sendmmsg+0x98/0x100 [ 158.434918][ T8840] do_syscall_64+0xca/0x5f0 [ 158.439691][ T8840] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.445785][ T8840] RIP: 0033:0x45a639 [ 158.449693][ T8840] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 158.469660][ T8840] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 158.478351][ T8840] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 158.486324][ T8840] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 158.494310][ T8840] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 158.502283][ T8840] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 158.510271][ T8840] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 158.674225][ T8846] FAULT_INJECTION: forcing a failure. [ 158.674225][ T8846] name failslab, interval 1, probability 0, space 0, times 0 [ 158.687960][ T8846] CPU: 1 PID: 8846 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 158.696661][ T8846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.706703][ T8846] Call Trace: [ 158.709990][ T8846] dump_stack+0x12d/0x187 [ 158.714349][ T8846] should_fail.cold.4+0x5/0x13 [ 158.719212][ T8846] ? fault_create_debugfs_attr+0x150/0x150 [ 158.725022][ T8846] ? ___might_sleep+0x16b/0x2b0 [ 158.729878][ T8846] __should_failslab+0xba/0xf0 [ 158.734655][ T8846] should_failslab+0x9/0x14 [ 158.739511][ T8846] kmem_cache_alloc_node_trace+0x27b/0x770 [ 158.745438][ T8846] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 158.751515][ T8846] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 158.757438][ T8846] __kmalloc_node_track_caller+0x3c/0x70 [ 158.763067][ T8846] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 158.768525][ T8846] __alloc_skb+0xd7/0x570 [ 158.772866][ T8846] ? netdev_alloc_frag+0x160/0x160 [ 158.777967][ T8846] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 158.784289][ T8846] tc_ctl_tclass+0x457/0xbf0 [ 158.788877][ T8846] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 158.794709][ T8846] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 158.799809][ T8846] rtnetlink_rcv_msg+0x34a/0x8d0 [ 158.804744][ T8846] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 158.810201][ T8846] ? netlink_deliver_tap+0x160/0xac0 [ 158.815472][ T8846] netlink_rcv_skb+0x13c/0x380 [ 158.820226][ T8846] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 158.825693][ T8846] ? netlink_ack+0x970/0x970 [ 158.830275][ T8846] ? netlink_deliver_tap+0x178/0xac0 [ 158.835550][ T8846] rtnetlink_rcv+0x10/0x20 [ 158.839955][ T8846] netlink_unicast+0x45e/0x6a0 [ 158.844724][ T8846] ? netlink_attachskb+0x740/0x740 [ 158.849821][ T8846] ? _copy_from_iter_full+0x18a/0x780 [ 158.855275][ T8846] ? __kasan_check_read+0x11/0x20 [ 158.860292][ T8846] ? __check_object_size+0x203/0x2ea [ 158.865563][ T8846] netlink_sendmsg+0x7b0/0xcb0 [ 158.870324][ T8846] ? netlink_unicast+0x6a0/0x6a0 [ 158.875510][ T8846] ? tomoyo_socket_sendmsg+0x9/0x10 [ 158.880831][ T8846] ? netlink_unicast+0x6a0/0x6a0 [ 158.885765][ T8846] sock_sendmsg+0xb5/0xf0 [ 158.890086][ T8846] ____sys_sendmsg+0x3b0/0x950 [ 158.894966][ T8846] ? copy_msghdr_from_user+0x209/0x420 [ 158.900419][ T8846] ? kernel_sendmsg+0x30/0x30 [ 158.905315][ T8846] ___sys_sendmsg+0xe4/0x160 [ 158.910018][ T8846] ? sendmsg_copy_msghdr+0x30/0x30 [ 158.915112][ T8846] ? rcu_read_lock_held+0x9c/0xb0 [ 158.920128][ T8846] ? __kasan_check_read+0x11/0x20 [ 158.925143][ T8846] ? __fget+0x2ac/0x410 [ 158.929289][ T8846] ? ksys_dup3+0x2e0/0x2e0 [ 158.933688][ T8846] ? find_held_lock+0x36/0x1d0 [ 158.938443][ T8846] ? __fget_light+0x179/0x1f0 [ 158.943107][ T8846] ? __fdget+0xe/0x10 [ 158.947078][ T8846] ? sockfd_lookup_light+0x1c/0x150 [ 158.952284][ T8846] __sys_sendmmsg+0x160/0x370 [ 158.956940][ T8846] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 158.961961][ T8846] ? vfs_write+0x25b/0x520 [ 158.966418][ T8846] ? lock_downgrade+0x900/0x900 [ 158.971278][ T8846] ? __kasan_check_write+0x14/0x20 [ 158.976369][ T8846] ? __mutex_unlock_slowpath+0xe0/0x690 [ 158.981912][ T8846] ? rcu_read_lock_any_held+0xcd/0xf0 [ 158.987287][ T8846] ? __kasan_check_write+0x14/0x20 [ 158.992486][ T8846] ? fput_many+0x1b/0x130 [ 158.996808][ T8846] ? fput+0xe/0x10 [ 159.000529][ T8846] ? ksys_write+0x181/0x220 [ 159.005035][ T8846] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 159.010483][ T8846] ? do_syscall_64+0x21/0x5f0 [ 159.016016][ T8846] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.022071][ T8846] __x64_sys_sendmmsg+0x98/0x100 [ 159.027000][ T8846] do_syscall_64+0xca/0x5f0 [ 159.031501][ T8846] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.037394][ T8846] RIP: 0033:0x45a639 [ 159.041282][ T8846] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 159.060883][ T8846] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 159.069281][ T8846] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 159.077239][ T8846] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 159.085197][ T8846] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 159.093250][ T8846] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 159.101230][ T8846] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 159.304147][ T8852] FAULT_INJECTION: forcing a failure. [ 159.304147][ T8852] name failslab, interval 1, probability 0, space 0, times 0 [ 159.317156][ T8852] CPU: 0 PID: 8852 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 159.325747][ T8852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.335798][ T8852] Call Trace: [ 159.339089][ T8852] dump_stack+0x12d/0x187 [ 159.343404][ T8852] should_fail.cold.4+0x5/0x13 [ 159.348172][ T8852] ? fault_create_debugfs_attr+0x150/0x150 [ 159.353966][ T8852] ? ___might_sleep+0x16b/0x2b0 [ 159.358814][ T8852] __should_failslab+0xba/0xf0 [ 159.363570][ T8852] should_failslab+0x9/0x14 [ 159.368064][ T8852] kmem_cache_alloc_node_trace+0x27b/0x770 [ 159.373847][ T8852] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 159.379896][ T8852] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 159.385680][ T8852] __kmalloc_node_track_caller+0x3c/0x70 [ 159.391292][ T8852] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 159.396743][ T8852] __alloc_skb+0xd7/0x570 [ 159.401061][ T8852] ? netdev_alloc_frag+0x160/0x160 [ 159.406294][ T8852] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 159.412608][ T8852] tc_ctl_tclass+0x457/0xbf0 [ 159.417187][ T8852] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 159.422988][ T8852] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 159.428116][ T8852] rtnetlink_rcv_msg+0x34a/0x8d0 [ 159.433039][ T8852] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 159.438669][ T8852] ? netlink_deliver_tap+0x160/0xac0 [ 159.444110][ T8852] netlink_rcv_skb+0x13c/0x380 [ 159.448869][ T8852] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 159.454310][ T8852] ? netlink_ack+0x970/0x970 [ 159.458890][ T8852] ? netlink_deliver_tap+0x178/0xac0 [ 159.464154][ T8852] rtnetlink_rcv+0x10/0x20 [ 159.468547][ T8852] netlink_unicast+0x45e/0x6a0 [ 159.473320][ T8852] ? netlink_attachskb+0x740/0x740 [ 159.478409][ T8852] ? _copy_from_iter_full+0x18a/0x780 [ 159.484982][ T8852] ? __kasan_check_read+0x11/0x20 [ 159.490010][ T8852] ? __check_object_size+0x203/0x2ea [ 159.495275][ T8852] netlink_sendmsg+0x7b0/0xcb0 [ 159.500022][ T8852] ? netlink_unicast+0x6a0/0x6a0 [ 159.504943][ T8852] ? tomoyo_socket_sendmsg+0x9/0x10 [ 159.510131][ T8852] ? netlink_unicast+0x6a0/0x6a0 [ 159.515060][ T8852] sock_sendmsg+0xb5/0xf0 [ 159.519639][ T8852] ____sys_sendmsg+0x3b0/0x950 [ 159.524380][ T8852] ? copy_msghdr_from_user+0x209/0x420 [ 159.529928][ T8852] ? kernel_sendmsg+0x30/0x30 [ 159.534591][ T8852] ___sys_sendmsg+0xe4/0x160 [ 159.539178][ T8852] ? sendmsg_copy_msghdr+0x30/0x30 [ 159.544287][ T8852] ? rcu_read_lock_held+0x9c/0xb0 [ 159.549364][ T8852] ? __kasan_check_read+0x11/0x20 [ 159.554475][ T8852] ? __fget+0x2ac/0x410 [ 159.558618][ T8852] ? ksys_dup3+0x2e0/0x2e0 [ 159.563023][ T8852] ? find_held_lock+0x36/0x1d0 [ 159.567788][ T8852] ? __fget_light+0x179/0x1f0 [ 159.572456][ T8852] ? __fdget+0xe/0x10 [ 159.576481][ T8852] ? sockfd_lookup_light+0x1c/0x150 [ 159.581675][ T8852] __sys_sendmmsg+0x160/0x370 [ 159.586359][ T8852] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 159.591401][ T8852] ? vfs_write+0x25b/0x520 [ 159.595801][ T8852] ? lock_downgrade+0x900/0x900 [ 159.600652][ T8852] ? __kasan_check_write+0x14/0x20 [ 159.605740][ T8852] ? __mutex_unlock_slowpath+0xe0/0x690 [ 159.611260][ T8852] ? rcu_read_lock_any_held+0xcd/0xf0 [ 159.616614][ T8852] ? __kasan_check_write+0x14/0x20 [ 159.621700][ T8852] ? fput_many+0x1b/0x130 [ 159.626012][ T8852] ? fput+0xe/0x10 [ 159.629733][ T8852] ? ksys_write+0x181/0x220 [ 159.634232][ T8852] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 159.639669][ T8852] ? do_syscall_64+0x21/0x5f0 [ 159.644325][ T8852] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.650376][ T8852] __x64_sys_sendmmsg+0x98/0x100 [ 159.655310][ T8852] do_syscall_64+0xca/0x5f0 [ 159.659808][ T8852] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.665676][ T8852] RIP: 0033:0x45a639 [ 159.669563][ T8852] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 159.689156][ T8852] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 159.697563][ T8852] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 2020/01/13 17:04:41 executed programs: 152 [ 159.705891][ T8852] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 159.714039][ T8852] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 159.722002][ T8852] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 159.729969][ T8852] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 160.275557][ T8868] FAULT_INJECTION: forcing a failure. [ 160.275557][ T8868] name failslab, interval 1, probability 0, space 0, times 0 [ 160.289383][ T8868] CPU: 1 PID: 8868 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 160.298686][ T8868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.308741][ T8868] Call Trace: [ 160.312032][ T8868] dump_stack+0x12d/0x187 [ 160.316377][ T8868] should_fail.cold.4+0x5/0x13 [ 160.321150][ T8868] ? fault_create_debugfs_attr+0x150/0x150 [ 160.326961][ T8868] ? ___might_sleep+0x16b/0x2b0 [ 160.331823][ T8868] __should_failslab+0xba/0xf0 [ 160.336593][ T8868] should_failslab+0x9/0x14 [ 160.341099][ T8868] kmem_cache_alloc_node_trace+0x27b/0x770 [ 160.347218][ T8868] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 160.353275][ T8868] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 160.359085][ T8868] __kmalloc_node_track_caller+0x3c/0x70 [ 160.364819][ T8868] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 160.370264][ T8868] __alloc_skb+0xd7/0x570 [ 160.374605][ T8868] ? netdev_alloc_frag+0x160/0x160 [ 160.379747][ T8868] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 160.386065][ T8868] tc_ctl_tclass+0x457/0xbf0 [ 160.390652][ T8868] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 160.396460][ T8868] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 160.401574][ T8868] rtnetlink_rcv_msg+0x34a/0x8d0 [ 160.406521][ T8868] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 160.411968][ T8868] ? netlink_deliver_tap+0x160/0xac0 [ 160.417252][ T8868] netlink_rcv_skb+0x13c/0x380 [ 160.422025][ T8868] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 160.427468][ T8868] ? netlink_ack+0x970/0x970 [ 160.432046][ T8868] ? netlink_deliver_tap+0x178/0xac0 [ 160.437335][ T8868] rtnetlink_rcv+0x10/0x20 [ 160.441744][ T8868] netlink_unicast+0x45e/0x6a0 [ 160.446507][ T8868] ? netlink_attachskb+0x740/0x740 [ 160.451727][ T8868] ? _copy_from_iter_full+0x18a/0x780 [ 160.457099][ T8868] ? __kasan_check_read+0x11/0x20 [ 160.462115][ T8868] ? __check_object_size+0x203/0x2ea [ 160.467410][ T8868] netlink_sendmsg+0x7b0/0xcb0 [ 160.472170][ T8868] ? netlink_unicast+0x6a0/0x6a0 [ 160.477100][ T8868] ? tomoyo_socket_sendmsg+0x9/0x10 [ 160.482292][ T8868] ? netlink_unicast+0x6a0/0x6a0 [ 160.487215][ T8868] sock_sendmsg+0xb5/0xf0 [ 160.491527][ T8868] ____sys_sendmsg+0x3b0/0x950 [ 160.496290][ T8868] ? copy_msghdr_from_user+0x209/0x420 [ 160.501823][ T8868] ? kernel_sendmsg+0x30/0x30 [ 160.506496][ T8868] ___sys_sendmsg+0xe4/0x160 [ 160.511084][ T8868] ? sendmsg_copy_msghdr+0x30/0x30 [ 160.516190][ T8868] ? rcu_read_lock_held+0x9c/0xb0 [ 160.521216][ T8868] ? __kasan_check_read+0x11/0x20 [ 160.526241][ T8868] ? __fget+0x2ac/0x410 [ 160.530401][ T8868] ? ksys_dup3+0x2e0/0x2e0 [ 160.534811][ T8868] ? find_held_lock+0x36/0x1d0 [ 160.539568][ T8868] ? __fget_light+0x179/0x1f0 [ 160.544312][ T8868] ? __fdget+0xe/0x10 [ 160.548276][ T8868] ? sockfd_lookup_light+0x1c/0x150 [ 160.553459][ T8868] __sys_sendmmsg+0x160/0x370 [ 160.558116][ T8868] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 160.563119][ T8868] ? vfs_write+0x25b/0x520 [ 160.567510][ T8868] ? lock_downgrade+0x900/0x900 [ 160.572340][ T8868] ? __kasan_check_write+0x14/0x20 [ 160.577434][ T8868] ? __mutex_unlock_slowpath+0xe0/0x690 [ 160.582972][ T8868] ? rcu_read_lock_any_held+0xcd/0xf0 [ 160.588340][ T8868] ? __kasan_check_write+0x14/0x20 [ 160.593453][ T8868] ? fput_many+0x1b/0x130 [ 160.597780][ T8868] ? fput+0xe/0x10 [ 160.601488][ T8868] ? ksys_write+0x181/0x220 [ 160.605970][ T8868] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 160.611410][ T8868] ? do_syscall_64+0x21/0x5f0 [ 160.616097][ T8868] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.622170][ T8868] __x64_sys_sendmmsg+0x98/0x100 [ 160.627099][ T8868] do_syscall_64+0xca/0x5f0 [ 160.631587][ T8868] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.637467][ T8868] RIP: 0033:0x45a639 [ 160.641365][ T8868] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 160.660956][ T8868] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 160.669370][ T8868] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 160.677340][ T8868] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 160.685316][ T8868] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 160.693285][ T8868] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 160.701274][ T8868] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 160.712368][ T8869] FAULT_INJECTION: forcing a failure. [ 160.712368][ T8869] name failslab, interval 1, probability 0, space 0, times 0 [ 160.726759][ T8869] CPU: 0 PID: 8869 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 160.735453][ T8869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.745515][ T8869] Call Trace: [ 160.748816][ T8869] dump_stack+0x12d/0x187 [ 160.753147][ T8869] should_fail.cold.4+0x5/0x13 [ 160.757899][ T8869] ? fault_create_debugfs_attr+0x150/0x150 [ 160.763706][ T8869] ? ___might_sleep+0x16b/0x2b0 [ 160.768558][ T8869] __should_failslab+0xba/0xf0 [ 160.773306][ T8869] should_failslab+0x9/0x14 [ 160.777788][ T8869] kmem_cache_alloc_node_trace+0x27b/0x770 [ 160.783594][ T8869] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 160.789644][ T8869] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 160.795444][ T8869] __kmalloc_node_track_caller+0x3c/0x70 [ 160.801078][ T8869] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 160.806521][ T8869] __alloc_skb+0xd7/0x570 [ 160.810830][ T8869] ? netdev_alloc_frag+0x160/0x160 [ 160.815945][ T8869] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 160.822444][ T8869] tc_ctl_tclass+0x457/0xbf0 [ 160.827031][ T8869] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 160.832827][ T8869] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 160.837939][ T8869] rtnetlink_rcv_msg+0x34a/0x8d0 [ 160.842875][ T8869] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 160.848422][ T8869] ? netlink_deliver_tap+0x160/0xac0 [ 160.853745][ T8869] netlink_rcv_skb+0x13c/0x380 [ 160.858629][ T8869] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 160.864085][ T8869] ? netlink_ack+0x970/0x970 [ 160.868662][ T8869] ? netlink_deliver_tap+0x178/0xac0 [ 160.874000][ T8869] rtnetlink_rcv+0x10/0x20 [ 160.878398][ T8869] netlink_unicast+0x45e/0x6a0 [ 160.883211][ T8869] ? netlink_attachskb+0x740/0x740 [ 160.888366][ T8869] ? _copy_from_iter_full+0x18a/0x780 [ 160.893735][ T8869] ? __kasan_check_read+0x11/0x20 [ 160.898900][ T8869] ? __check_object_size+0x203/0x2ea [ 160.904279][ T8869] netlink_sendmsg+0x7b0/0xcb0 [ 160.909039][ T8869] ? netlink_unicast+0x6a0/0x6a0 [ 160.914343][ T8869] ? tomoyo_socket_sendmsg+0x9/0x10 [ 160.919552][ T8869] ? netlink_unicast+0x6a0/0x6a0 [ 160.924479][ T8869] sock_sendmsg+0xb5/0xf0 [ 160.928789][ T8869] ____sys_sendmsg+0x3b0/0x950 [ 160.933532][ T8869] ? copy_msghdr_from_user+0x209/0x420 [ 160.938968][ T8869] ? kernel_sendmsg+0x30/0x30 [ 160.943641][ T8869] ___sys_sendmsg+0xe4/0x160 [ 160.948295][ T8869] ? sendmsg_copy_msghdr+0x30/0x30 [ 160.953380][ T8869] ? rcu_read_lock_held+0x9c/0xb0 [ 160.958397][ T8869] ? __kasan_check_read+0x11/0x20 [ 160.963413][ T8869] ? __fget+0x2ac/0x410 [ 160.967589][ T8869] ? ksys_dup3+0x2e0/0x2e0 [ 160.971987][ T8869] ? find_held_lock+0x36/0x1d0 [ 160.976742][ T8869] ? __fget_light+0x179/0x1f0 [ 160.981410][ T8869] ? __fdget+0xe/0x10 [ 160.985376][ T8869] ? sockfd_lookup_light+0x1c/0x150 [ 160.990579][ T8869] __sys_sendmmsg+0x160/0x370 [ 160.995249][ T8869] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 161.000252][ T8869] ? vfs_write+0x25b/0x520 [ 161.004820][ T8869] ? lock_downgrade+0x900/0x900 [ 161.009699][ T8869] ? __kasan_check_write+0x14/0x20 [ 161.014963][ T8869] ? __mutex_unlock_slowpath+0xe0/0x690 [ 161.020600][ T8869] ? rcu_read_lock_any_held+0xcd/0xf0 [ 161.025980][ T8869] ? __kasan_check_write+0x14/0x20 [ 161.031077][ T8869] ? fput_many+0x1b/0x130 [ 161.035387][ T8869] ? fput+0xe/0x10 [ 161.039097][ T8869] ? ksys_write+0x181/0x220 [ 161.043648][ T8869] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 161.049092][ T8869] ? do_syscall_64+0x21/0x5f0 [ 161.054006][ T8869] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.061295][ T8869] __x64_sys_sendmmsg+0x98/0x100 [ 161.066238][ T8869] do_syscall_64+0xca/0x5f0 [ 161.070800][ T8869] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.076676][ T8869] RIP: 0033:0x45a639 [ 161.080652][ T8869] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 161.100270][ T8869] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 161.108823][ T8869] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 161.117020][ T8869] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 161.125226][ T8869] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 161.133305][ T8869] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 161.141272][ T8869] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 161.152493][ T8870] FAULT_INJECTION: forcing a failure. [ 161.152493][ T8870] name failslab, interval 1, probability 0, space 0, times 0 [ 161.168992][ T8870] CPU: 1 PID: 8870 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 161.177766][ T8870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.187823][ T8870] Call Trace: [ 161.191126][ T8870] dump_stack+0x12d/0x187 [ 161.195450][ T8870] should_fail.cold.4+0x5/0x13 [ 161.200219][ T8870] ? fault_create_debugfs_attr+0x150/0x150 [ 161.206072][ T8870] ? ___might_sleep+0x16b/0x2b0 [ 161.210971][ T8870] __should_failslab+0xba/0xf0 [ 161.215758][ T8870] should_failslab+0x9/0x14 [ 161.220248][ T8870] kmem_cache_alloc_trace+0x2df/0x780 [ 161.225620][ T8870] ? qfq_change_class+0xac9/0x16c4 [ 161.230728][ T8870] ? __local_bh_enable_ip+0x160/0x260 [ 161.236260][ T8870] qfq_change_class+0xb0f/0x16c4 [ 161.241188][ T8870] ? qfq_delete_class+0x600/0x600 [ 161.246207][ T8870] ? ns_capable_common+0x5e/0xd0 [ 161.251232][ T8870] tc_ctl_tclass+0x427/0xbf0 [ 161.255840][ T8870] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 161.261644][ T8870] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 161.266770][ T8870] rtnetlink_rcv_msg+0x34a/0x8d0 [ 161.271716][ T8870] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 161.277289][ T8870] ? netlink_deliver_tap+0x160/0xac0 [ 161.282653][ T8870] netlink_rcv_skb+0x13c/0x380 [ 161.287404][ T8870] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 161.292964][ T8870] ? netlink_ack+0x970/0x970 [ 161.297618][ T8870] ? netlink_deliver_tap+0x178/0xac0 [ 161.302884][ T8870] rtnetlink_rcv+0x10/0x20 [ 161.307283][ T8870] netlink_unicast+0x45e/0x6a0 [ 161.312173][ T8870] ? netlink_attachskb+0x740/0x740 [ 161.317268][ T8870] ? _copy_from_iter_full+0x18a/0x780 [ 161.322619][ T8870] ? __kasan_check_read+0x11/0x20 [ 161.327630][ T8870] ? __check_object_size+0x203/0x2ea [ 161.332916][ T8870] netlink_sendmsg+0x7b0/0xcb0 [ 161.337672][ T8870] ? netlink_unicast+0x6a0/0x6a0 [ 161.342591][ T8870] ? tomoyo_socket_sendmsg+0x9/0x10 [ 161.347785][ T8870] ? netlink_unicast+0x6a0/0x6a0 [ 161.352722][ T8870] sock_sendmsg+0xb5/0xf0 [ 161.357039][ T8870] ____sys_sendmsg+0x3b0/0x950 [ 161.361796][ T8870] ? copy_msghdr_from_user+0x209/0x420 [ 161.367370][ T8870] ? kernel_sendmsg+0x30/0x30 [ 161.372065][ T8870] ___sys_sendmsg+0xe4/0x160 [ 161.376640][ T8870] ? sendmsg_copy_msghdr+0x30/0x30 [ 161.381734][ T8870] ? rcu_read_lock_held+0x9c/0xb0 [ 161.386795][ T8870] ? __kasan_check_read+0x11/0x20 [ 161.391828][ T8870] ? __fget+0x2ac/0x410 [ 161.395969][ T8870] ? ksys_dup3+0x2e0/0x2e0 [ 161.400376][ T8870] ? find_held_lock+0x36/0x1d0 [ 161.405221][ T8870] ? __fget_light+0x179/0x1f0 [ 161.409940][ T8870] ? __fdget+0xe/0x10 [ 161.413917][ T8870] ? sockfd_lookup_light+0x1c/0x150 [ 161.419102][ T8870] __sys_sendmmsg+0x160/0x370 [ 161.423778][ T8870] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 161.428892][ T8870] ? vfs_write+0x25b/0x520 [ 161.433446][ T8870] ? lock_downgrade+0x900/0x900 [ 161.438284][ T8870] ? __kasan_check_write+0x14/0x20 [ 161.443384][ T8870] ? __mutex_unlock_slowpath+0xe0/0x690 [ 161.448924][ T8870] ? rcu_read_lock_any_held+0xcd/0xf0 [ 161.454326][ T8870] ? __kasan_check_write+0x14/0x20 [ 161.459447][ T8870] ? fput_many+0x1b/0x130 [ 161.463771][ T8870] ? fput+0xe/0x10 [ 161.467506][ T8870] ? ksys_write+0x181/0x220 [ 161.472008][ T8870] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 161.477583][ T8870] ? do_syscall_64+0x21/0x5f0 [ 161.482363][ T8870] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.488544][ T8870] __x64_sys_sendmmsg+0x98/0x100 [ 161.493482][ T8870] do_syscall_64+0xca/0x5f0 [ 161.497981][ T8870] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.503867][ T8870] RIP: 0033:0x45a639 [ 161.507857][ T8870] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 161.527687][ T8870] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 161.536311][ T8870] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 161.544280][ T8870] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 161.552252][ T8870] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 161.560232][ T8870] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 161.568242][ T8870] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 161.794931][ T8876] FAULT_INJECTION: forcing a failure. [ 161.794931][ T8876] name failslab, interval 1, probability 0, space 0, times 0 [ 161.809055][ T8876] CPU: 1 PID: 8876 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 161.817656][ T8876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.817661][ T8876] Call Trace: [ 161.817675][ T8876] dump_stack+0x12d/0x187 [ 161.817689][ T8876] should_fail.cold.4+0x5/0x13 [ 161.817699][ T8876] ? fault_create_debugfs_attr+0x150/0x150 [ 161.817710][ T8876] ? ___might_sleep+0x16b/0x2b0 [ 161.817721][ T8876] __should_failslab+0xba/0xf0 [ 161.855615][ T8876] should_failslab+0x9/0x14 [ 161.860105][ T8876] kmem_cache_alloc_node_trace+0x27b/0x770 [ 161.865904][ T8876] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 161.871960][ T8876] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 161.877762][ T8876] __kmalloc_node_track_caller+0x3c/0x70 [ 161.883823][ T8876] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 161.889297][ T8876] __alloc_skb+0xd7/0x570 [ 161.893631][ T8876] ? netdev_alloc_frag+0x160/0x160 [ 161.898730][ T8876] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 161.905041][ T8876] tc_ctl_tclass+0x457/0xbf0 [ 161.909704][ T8876] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 161.915519][ T8876] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 161.920617][ T8876] rtnetlink_rcv_msg+0x34a/0x8d0 [ 161.925535][ T8876] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 161.930974][ T8876] ? netlink_deliver_tap+0x160/0xac0 [ 161.936263][ T8876] netlink_rcv_skb+0x13c/0x380 [ 161.941014][ T8876] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 161.946458][ T8876] ? netlink_ack+0x970/0x970 [ 161.951039][ T8876] ? netlink_deliver_tap+0x178/0xac0 [ 161.956320][ T8876] rtnetlink_rcv+0x10/0x20 [ 161.960723][ T8876] netlink_unicast+0x45e/0x6a0 [ 161.965474][ T8876] ? netlink_attachskb+0x740/0x740 [ 161.970569][ T8876] ? _copy_from_iter_full+0x18a/0x780 [ 161.975938][ T8876] ? __kasan_check_read+0x11/0x20 [ 161.980949][ T8876] ? __check_object_size+0x203/0x2ea [ 161.986241][ T8876] netlink_sendmsg+0x7b0/0xcb0 [ 161.991744][ T8876] ? netlink_unicast+0x6a0/0x6a0 [ 161.996666][ T8876] ? tomoyo_socket_sendmsg+0x9/0x10 [ 162.001870][ T8876] ? netlink_unicast+0x6a0/0x6a0 [ 162.006796][ T8876] sock_sendmsg+0xb5/0xf0 [ 162.011114][ T8876] ____sys_sendmsg+0x3b0/0x950 [ 162.015852][ T8876] ? copy_msghdr_from_user+0x209/0x420 [ 162.021294][ T8876] ? kernel_sendmsg+0x30/0x30 [ 162.025977][ T8876] ___sys_sendmsg+0xe4/0x160 [ 162.030556][ T8876] ? sendmsg_copy_msghdr+0x30/0x30 [ 162.035685][ T8876] ? rcu_read_lock_held+0x9c/0xb0 [ 162.040780][ T8876] ? __kasan_check_read+0x11/0x20 [ 162.045808][ T8876] ? __fget+0x2ac/0x410 [ 162.049953][ T8876] ? ksys_dup3+0x2e0/0x2e0 [ 162.054366][ T8876] ? find_held_lock+0x36/0x1d0 [ 162.059133][ T8876] ? __fget_light+0x179/0x1f0 [ 162.063810][ T8876] ? __fdget+0xe/0x10 [ 162.067779][ T8876] ? sockfd_lookup_light+0x1c/0x150 [ 162.072962][ T8876] __sys_sendmmsg+0x160/0x370 [ 162.077646][ T8876] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 162.082680][ T8876] ? vfs_write+0x25b/0x520 [ 162.087105][ T8876] ? lock_downgrade+0x900/0x900 [ 162.093268][ T8876] ? __kasan_check_write+0x14/0x20 [ 162.098366][ T8876] ? __mutex_unlock_slowpath+0xe0/0x690 [ 162.103894][ T8876] ? rcu_read_lock_any_held+0xcd/0xf0 [ 162.109328][ T8876] ? __kasan_check_write+0x14/0x20 [ 162.114441][ T8876] ? fput_many+0x1b/0x130 [ 162.118768][ T8876] ? fput+0xe/0x10 [ 162.122478][ T8876] ? ksys_write+0x181/0x220 [ 162.126985][ T8876] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 162.132431][ T8876] ? do_syscall_64+0x21/0x5f0 [ 162.137090][ T8876] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.143144][ T8876] __x64_sys_sendmmsg+0x98/0x100 [ 162.148061][ T8876] do_syscall_64+0xca/0x5f0 [ 162.152542][ T8876] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.160251][ T8876] RIP: 0033:0x45a639 [ 162.164135][ T8876] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 162.183758][ T8876] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 162.192162][ T8876] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 162.200121][ T8876] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 162.208245][ T8876] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 162.216208][ T8876] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 162.224180][ T8876] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 162.404399][ T8882] FAULT_INJECTION: forcing a failure. [ 162.404399][ T8882] name failslab, interval 1, probability 0, space 0, times 0 [ 162.417239][ T8882] CPU: 0 PID: 8882 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 162.425929][ T8882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.436052][ T8882] Call Trace: [ 162.439332][ T8882] dump_stack+0x12d/0x187 [ 162.443647][ T8882] should_fail.cold.4+0x5/0x13 [ 162.448412][ T8882] ? fault_create_debugfs_attr+0x150/0x150 [ 162.454222][ T8882] ? ___might_sleep+0x16b/0x2b0 [ 162.459077][ T8882] __should_failslab+0xba/0xf0 [ 162.463836][ T8882] should_failslab+0x9/0x14 [ 162.468332][ T8882] kmem_cache_alloc_trace+0x2df/0x780 [ 162.473698][ T8882] ? qfq_change_class+0xac9/0x16c4 [ 162.478810][ T8882] ? __local_bh_enable_ip+0x160/0x260 [ 162.484171][ T8882] qfq_change_class+0xb0f/0x16c4 [ 162.489094][ T8882] ? qfq_delete_class+0x600/0x600 [ 162.494108][ T8882] ? ns_capable_common+0x5e/0xd0 [ 162.499067][ T8882] tc_ctl_tclass+0x427/0xbf0 [ 162.503657][ T8882] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 162.509450][ T8882] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 162.514651][ T8882] rtnetlink_rcv_msg+0x34a/0x8d0 [ 162.519730][ T8882] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 162.525183][ T8882] ? netlink_deliver_tap+0x160/0xac0 [ 162.530459][ T8882] netlink_rcv_skb+0x13c/0x380 [ 162.535209][ T8882] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 162.540658][ T8882] ? netlink_ack+0x970/0x970 [ 162.545254][ T8882] ? netlink_deliver_tap+0x178/0xac0 [ 162.550543][ T8882] rtnetlink_rcv+0x10/0x20 [ 162.554950][ T8882] netlink_unicast+0x45e/0x6a0 [ 162.559805][ T8882] ? netlink_attachskb+0x740/0x740 [ 162.564903][ T8882] ? _copy_from_iter_full+0x18a/0x780 [ 162.570292][ T8882] ? __kasan_check_read+0x11/0x20 [ 162.575336][ T8882] ? __check_object_size+0x203/0x2ea [ 162.580629][ T8882] netlink_sendmsg+0x7b0/0xcb0 [ 162.585395][ T8882] ? netlink_unicast+0x6a0/0x6a0 [ 162.590335][ T8882] ? tomoyo_socket_sendmsg+0x9/0x10 [ 162.595521][ T8882] ? netlink_unicast+0x6a0/0x6a0 [ 162.600449][ T8882] sock_sendmsg+0xb5/0xf0 [ 162.604778][ T8882] ____sys_sendmsg+0x3b0/0x950 [ 162.609630][ T8882] ? copy_msghdr_from_user+0x209/0x420 [ 162.615101][ T8882] ? kernel_sendmsg+0x30/0x30 [ 162.619772][ T8882] ___sys_sendmsg+0xe4/0x160 [ 162.624350][ T8882] ? sendmsg_copy_msghdr+0x30/0x30 [ 162.629453][ T8882] ? rcu_read_lock_held+0x9c/0xb0 [ 162.634497][ T8882] ? __kasan_check_read+0x11/0x20 [ 162.639783][ T8882] ? __fget+0x2ac/0x410 [ 162.643947][ T8882] ? ksys_dup3+0x2e0/0x2e0 [ 162.648375][ T8882] ? find_held_lock+0x36/0x1d0 [ 162.653137][ T8882] ? __fget_light+0x179/0x1f0 [ 162.657805][ T8882] ? __fdget+0xe/0x10 [ 162.661778][ T8882] ? sockfd_lookup_light+0x1c/0x150 [ 162.666988][ T8882] __sys_sendmmsg+0x160/0x370 [ 162.671667][ T8882] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 162.676692][ T8882] ? vfs_write+0x25b/0x520 [ 162.681216][ T8882] ? lock_downgrade+0x900/0x900 [ 162.691676][ T8882] ? __kasan_check_write+0x14/0x20 [ 162.696785][ T8882] ? __mutex_unlock_slowpath+0xe0/0x690 [ 162.702317][ T8882] ? rcu_read_lock_any_held+0xcd/0xf0 [ 162.707692][ T8882] ? __kasan_check_write+0x14/0x20 [ 162.712907][ T8882] ? fput_many+0x1b/0x130 [ 162.718185][ T8882] ? fput+0xe/0x10 [ 162.721903][ T8882] ? ksys_write+0x181/0x220 [ 162.726511][ T8882] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 162.731962][ T8882] ? do_syscall_64+0x21/0x5f0 [ 162.736650][ T8882] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.742789][ T8882] __x64_sys_sendmmsg+0x98/0x100 [ 162.747744][ T8882] do_syscall_64+0xca/0x5f0 [ 162.752243][ T8882] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.758125][ T8882] RIP: 0033:0x45a639 [ 162.762000][ T8882] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 162.782891][ T8882] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 162.791289][ T8882] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 162.799258][ T8882] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 162.807225][ T8882] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 162.815183][ T8882] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 162.823138][ T8882] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 163.005053][ T8888] FAULT_INJECTION: forcing a failure. [ 163.005053][ T8888] name failslab, interval 1, probability 0, space 0, times 0 [ 163.017890][ T8888] CPU: 0 PID: 8888 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 163.026475][ T8888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.036526][ T8888] Call Trace: [ 163.039960][ T8888] dump_stack+0x12d/0x187 [ 163.044412][ T8888] should_fail.cold.4+0x5/0x13 [ 163.049188][ T8888] ? fault_create_debugfs_attr+0x150/0x150 [ 163.054997][ T8888] ? ___might_sleep+0x16b/0x2b0 [ 163.059853][ T8888] __should_failslab+0xba/0xf0 [ 163.064638][ T8888] should_failslab+0x9/0x14 [ 163.069133][ T8888] kmem_cache_alloc_trace+0x2df/0x780 [ 163.074501][ T8888] ? qfq_change_class+0xac9/0x16c4 [ 163.079623][ T8888] ? __local_bh_enable_ip+0x160/0x260 [ 163.084999][ T8888] qfq_change_class+0xb0f/0x16c4 [ 163.089921][ T8888] ? qfq_delete_class+0x600/0x600 [ 163.094933][ T8888] ? ns_capable_common+0x5e/0xd0 [ 163.099874][ T8888] tc_ctl_tclass+0x427/0xbf0 [ 163.104465][ T8888] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 163.110359][ T8888] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 163.115484][ T8888] rtnetlink_rcv_msg+0x34a/0x8d0 [ 163.120432][ T8888] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 163.125876][ T8888] ? netlink_deliver_tap+0x160/0xac0 [ 163.131152][ T8888] netlink_rcv_skb+0x13c/0x380 [ 163.135912][ T8888] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 163.141432][ T8888] ? netlink_ack+0x970/0x970 [ 163.146015][ T8888] ? netlink_deliver_tap+0x178/0xac0 [ 163.151293][ T8888] rtnetlink_rcv+0x10/0x20 [ 163.155706][ T8888] netlink_unicast+0x45e/0x6a0 [ 163.160658][ T8888] ? netlink_attachskb+0x740/0x740 [ 163.165756][ T8888] ? _copy_from_iter_full+0x18a/0x780 [ 163.171273][ T8888] ? __kasan_check_read+0x11/0x20 [ 163.176421][ T8888] ? __check_object_size+0x203/0x2ea [ 163.181703][ T8888] netlink_sendmsg+0x7b0/0xcb0 [ 163.186549][ T8888] ? netlink_unicast+0x6a0/0x6a0 [ 163.192041][ T8888] ? tomoyo_socket_sendmsg+0x9/0x10 [ 163.197248][ T8888] ? netlink_unicast+0x6a0/0x6a0 [ 163.202187][ T8888] sock_sendmsg+0xb5/0xf0 [ 163.206509][ T8888] ____sys_sendmsg+0x3b0/0x950 [ 163.211389][ T8888] ? copy_msghdr_from_user+0x209/0x420 [ 163.216858][ T8888] ? kernel_sendmsg+0x30/0x30 [ 163.221538][ T8888] ___sys_sendmsg+0xe4/0x160 [ 163.226115][ T8888] ? sendmsg_copy_msghdr+0x30/0x30 [ 163.231212][ T8888] ? rcu_read_lock_held+0x9c/0xb0 [ 163.236233][ T8888] ? __kasan_check_read+0x11/0x20 [ 163.241261][ T8888] ? __fget+0x2ac/0x410 [ 163.245405][ T8888] ? ksys_dup3+0x2e0/0x2e0 [ 163.249826][ T8888] ? find_held_lock+0x36/0x1d0 [ 163.254587][ T8888] ? __fget_light+0x179/0x1f0 [ 163.259269][ T8888] ? __fdget+0xe/0x10 [ 163.263246][ T8888] ? sockfd_lookup_light+0x1c/0x150 [ 163.268445][ T8888] __sys_sendmmsg+0x160/0x370 [ 163.273107][ T8888] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 163.278129][ T8888] ? vfs_write+0x25b/0x520 [ 163.282562][ T8888] ? lock_downgrade+0x900/0x900 [ 163.287402][ T8888] ? __kasan_check_write+0x14/0x20 [ 163.292526][ T8888] ? __mutex_unlock_slowpath+0xe0/0x690 [ 163.298064][ T8888] ? rcu_read_lock_any_held+0xcd/0xf0 [ 163.303449][ T8888] ? __kasan_check_write+0x14/0x20 [ 163.308556][ T8888] ? fput_many+0x1b/0x130 [ 163.313048][ T8888] ? fput+0xe/0x10 [ 163.316755][ T8888] ? ksys_write+0x181/0x220 [ 163.321248][ T8888] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 163.326699][ T8888] ? do_syscall_64+0x21/0x5f0 [ 163.331412][ T8888] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.337482][ T8888] __x64_sys_sendmmsg+0x98/0x100 [ 163.342405][ T8888] do_syscall_64+0xca/0x5f0 [ 163.346909][ T8888] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.352795][ T8888] RIP: 0033:0x45a639 [ 163.356675][ T8888] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 163.376281][ T8888] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 163.384709][ T8888] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 163.392686][ T8888] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 163.400805][ T8888] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 163.408776][ T8888] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 163.416765][ T8888] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 163.624346][ T8894] FAULT_INJECTION: forcing a failure. [ 163.624346][ T8894] name failslab, interval 1, probability 0, space 0, times 0 [ 163.637212][ T8894] CPU: 1 PID: 8894 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 163.645906][ T8894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.656087][ T8894] Call Trace: [ 163.659383][ T8894] dump_stack+0x12d/0x187 [ 163.663697][ T8894] should_fail.cold.4+0x5/0x13 [ 163.668453][ T8894] ? fault_create_debugfs_attr+0x150/0x150 [ 163.674257][ T8894] ? ___might_sleep+0x16b/0x2b0 [ 163.679114][ T8894] __should_failslab+0xba/0xf0 [ 163.683870][ T8894] should_failslab+0x9/0x14 [ 163.688389][ T8894] kmem_cache_alloc_trace+0x2df/0x780 [ 163.693771][ T8894] ? qfq_change_class+0xac9/0x16c4 [ 163.698899][ T8894] ? __local_bh_enable_ip+0x160/0x260 [ 163.704281][ T8894] qfq_change_class+0xb0f/0x16c4 [ 163.709213][ T8894] ? qfq_delete_class+0x600/0x600 [ 163.714227][ T8894] ? ns_capable_common+0x5e/0xd0 [ 163.719172][ T8894] tc_ctl_tclass+0x427/0xbf0 [ 163.723861][ T8894] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 163.729664][ T8894] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 163.734771][ T8894] rtnetlink_rcv_msg+0x34a/0x8d0 [ 163.739703][ T8894] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 163.745154][ T8894] ? netlink_deliver_tap+0x160/0xac0 [ 163.750440][ T8894] netlink_rcv_skb+0x13c/0x380 [ 163.755204][ T8894] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 163.760647][ T8894] ? netlink_ack+0x970/0x970 [ 163.765222][ T8894] ? netlink_deliver_tap+0x178/0xac0 [ 163.770500][ T8894] rtnetlink_rcv+0x10/0x20 [ 163.774908][ T8894] netlink_unicast+0x45e/0x6a0 [ 163.779708][ T8894] ? netlink_attachskb+0x740/0x740 [ 163.784814][ T8894] ? _copy_from_iter_full+0x18a/0x780 [ 163.790214][ T8894] ? __kasan_check_read+0x11/0x20 [ 163.795227][ T8894] ? __check_object_size+0x203/0x2ea [ 163.800711][ T8894] netlink_sendmsg+0x7b0/0xcb0 [ 163.805471][ T8894] ? netlink_unicast+0x6a0/0x6a0 [ 163.810415][ T8894] ? tomoyo_socket_sendmsg+0x9/0x10 [ 163.815732][ T8894] ? netlink_unicast+0x6a0/0x6a0 [ 163.820666][ T8894] sock_sendmsg+0xb5/0xf0 [ 163.825002][ T8894] ____sys_sendmsg+0x3b0/0x950 [ 163.829762][ T8894] ? copy_msghdr_from_user+0x209/0x420 [ 163.835217][ T8894] ? kernel_sendmsg+0x30/0x30 [ 163.839882][ T8894] ___sys_sendmsg+0xe4/0x160 [ 163.844618][ T8894] ? sendmsg_copy_msghdr+0x30/0x30 [ 163.849740][ T8894] ? rcu_read_lock_held+0x9c/0xb0 [ 163.854779][ T8894] ? __kasan_check_read+0x11/0x20 [ 163.859910][ T8894] ? __fget+0x2ac/0x410 [ 163.864079][ T8894] ? ksys_dup3+0x2e0/0x2e0 [ 163.868508][ T8894] ? find_held_lock+0x36/0x1d0 [ 163.873271][ T8894] ? __fget_light+0x179/0x1f0 [ 163.878057][ T8894] ? __fdget+0xe/0x10 [ 163.882030][ T8894] ? sockfd_lookup_light+0x1c/0x150 [ 163.887235][ T8894] __sys_sendmmsg+0x160/0x370 [ 163.892552][ T8894] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 163.897703][ T8894] ? vfs_write+0x25b/0x520 [ 163.902119][ T8894] ? lock_downgrade+0x900/0x900 [ 163.906984][ T8894] ? __kasan_check_write+0x14/0x20 [ 163.912104][ T8894] ? __mutex_unlock_slowpath+0xe0/0x690 [ 163.917634][ T8894] ? rcu_read_lock_any_held+0xcd/0xf0 [ 163.923278][ T8894] ? __kasan_check_write+0x14/0x20 [ 163.928396][ T8894] ? fput_many+0x1b/0x130 [ 163.932724][ T8894] ? fput+0xe/0x10 [ 163.936428][ T8894] ? ksys_write+0x181/0x220 [ 163.940918][ T8894] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 163.946374][ T8894] ? do_syscall_64+0x21/0x5f0 [ 163.951044][ T8894] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.957114][ T8894] __x64_sys_sendmmsg+0x98/0x100 [ 163.962067][ T8894] do_syscall_64+0xca/0x5f0 [ 163.966566][ T8894] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.972476][ T8894] RIP: 0033:0x45a639 [ 163.976796][ T8894] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 163.996474][ T8894] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 164.004872][ T8894] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 164.013095][ T8894] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 164.021052][ T8894] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 164.029007][ T8894] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 164.036975][ T8894] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 164.384565][ T8905] FAULT_INJECTION: forcing a failure. [ 164.384565][ T8905] name failslab, interval 1, probability 0, space 0, times 0 [ 164.398532][ T8905] CPU: 1 PID: 8905 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 164.407143][ T8905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.417830][ T8905] Call Trace: [ 164.421124][ T8905] dump_stack+0x12d/0x187 [ 164.425440][ T8905] should_fail.cold.4+0x5/0x13 [ 164.430219][ T8905] ? fault_create_debugfs_attr+0x150/0x150 [ 164.436027][ T8905] ? ___might_sleep+0x16b/0x2b0 [ 164.440883][ T8905] __should_failslab+0xba/0xf0 [ 164.445661][ T8905] should_failslab+0x9/0x14 [ 164.450166][ T8905] kmem_cache_alloc_node+0x266/0x760 [ 164.455444][ T8905] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 164.460719][ T8905] ? __local_bh_enable_ip+0x160/0x260 [ 164.466069][ T8905] ? qfq_change_class+0x538/0x16c4 [ 164.471162][ T8905] ? trace_hardirqs_on+0x28/0x1a0 [ 164.476173][ T8905] __alloc_skb+0xa7/0x570 [ 164.480490][ T8905] ? netdev_alloc_frag+0x160/0x160 [ 164.485579][ T8905] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 164.491894][ T8905] tc_ctl_tclass+0x457/0xbf0 [ 164.496469][ T8905] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 164.502262][ T8905] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 164.507371][ T8905] rtnetlink_rcv_msg+0x34a/0x8d0 [ 164.512410][ T8905] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 164.517887][ T8905] ? netlink_deliver_tap+0x160/0xac0 [ 164.523217][ T8905] netlink_rcv_skb+0x13c/0x380 [ 164.528059][ T8905] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 164.533516][ T8905] ? netlink_ack+0x970/0x970 [ 164.538098][ T8905] ? netlink_deliver_tap+0x178/0xac0 [ 164.543535][ T8905] rtnetlink_rcv+0x10/0x20 [ 164.547990][ T8905] netlink_unicast+0x45e/0x6a0 [ 164.552735][ T8905] ? netlink_attachskb+0x740/0x740 [ 164.557951][ T8905] ? _copy_from_iter_full+0x18a/0x780 [ 164.563332][ T8905] ? __kasan_check_read+0x11/0x20 [ 164.568799][ T8905] ? __check_object_size+0x203/0x2ea [ 164.574079][ T8905] netlink_sendmsg+0x7b0/0xcb0 [ 164.578980][ T8905] ? netlink_unicast+0x6a0/0x6a0 [ 164.583908][ T8905] ? tomoyo_socket_sendmsg+0x9/0x10 [ 164.589128][ T8905] ? netlink_unicast+0x6a0/0x6a0 [ 164.594197][ T8905] sock_sendmsg+0xb5/0xf0 [ 164.598535][ T8905] ____sys_sendmsg+0x3b0/0x950 [ 164.603283][ T8905] ? copy_msghdr_from_user+0x209/0x420 [ 164.608722][ T8905] ? kernel_sendmsg+0x30/0x30 [ 164.613422][ T8905] ___sys_sendmsg+0xe4/0x160 [ 164.617995][ T8905] ? sendmsg_copy_msghdr+0x30/0x30 [ 164.623089][ T8905] ? rcu_read_lock_held+0x9c/0xb0 [ 164.628095][ T8905] ? __kasan_check_read+0x11/0x20 [ 164.633098][ T8905] ? __fget+0x2ac/0x410 [ 164.637586][ T8905] ? ksys_dup3+0x2e0/0x2e0 [ 164.642008][ T8905] ? find_held_lock+0x36/0x1d0 [ 164.646764][ T8905] ? __fget_light+0x179/0x1f0 [ 164.651458][ T8905] ? __fdget+0xe/0x10 [ 164.655429][ T8905] ? sockfd_lookup_light+0x1c/0x150 [ 164.660625][ T8905] __sys_sendmmsg+0x160/0x370 [ 164.665278][ T8905] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 164.670296][ T8905] ? vfs_write+0x25b/0x520 [ 164.674701][ T8905] ? lock_downgrade+0x900/0x900 [ 164.679701][ T8905] ? __kasan_check_write+0x14/0x20 [ 164.684812][ T8905] ? __mutex_unlock_slowpath+0xe0/0x690 [ 164.690629][ T8905] ? rcu_read_lock_any_held+0xcd/0xf0 [ 164.696009][ T8905] ? __kasan_check_write+0x14/0x20 [ 164.701113][ T8905] ? fput_many+0x1b/0x130 [ 164.705430][ T8905] ? fput+0xe/0x10 [ 164.709134][ T8905] ? ksys_write+0x181/0x220 [ 164.713619][ T8905] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 164.719067][ T8905] ? do_syscall_64+0x21/0x5f0 [ 164.723736][ T8905] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.729840][ T8905] __x64_sys_sendmmsg+0x98/0x100 [ 164.734775][ T8905] do_syscall_64+0xca/0x5f0 [ 164.739273][ T8905] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.745161][ T8905] RIP: 0033:0x45a639 [ 164.749094][ T8905] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 164.768789][ T8905] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 2020/01/13 17:04:46 executed programs: 159 [ 164.778577][ T8905] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 164.787415][ T8905] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 164.795377][ T8905] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 164.803336][ T8905] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 164.811302][ T8905] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 164.821739][ T8906] FAULT_INJECTION: forcing a failure. [ 164.821739][ T8906] name failslab, interval 1, probability 0, space 0, times 0 [ 164.841199][ T8906] CPU: 1 PID: 8906 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 164.849820][ T8906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.859892][ T8906] Call Trace: [ 164.863192][ T8906] dump_stack+0x12d/0x187 [ 164.867552][ T8906] should_fail.cold.4+0x5/0x13 [ 164.872340][ T8906] ? fault_create_debugfs_attr+0x150/0x150 [ 164.878151][ T8906] ? ___might_sleep+0x16b/0x2b0 [ 164.883187][ T8906] __should_failslab+0xba/0xf0 [ 164.887939][ T8906] should_failslab+0x9/0x14 [ 164.892421][ T8906] kmem_cache_alloc_node_trace+0x27b/0x770 [ 164.898214][ T8906] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 164.904301][ T8906] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 164.910099][ T8906] __kmalloc_node_track_caller+0x3c/0x70 [ 164.915725][ T8906] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 164.921187][ T8906] __alloc_skb+0xd7/0x570 [ 164.925502][ T8906] ? netdev_alloc_frag+0x160/0x160 [ 164.930700][ T8906] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 164.937069][ T8906] tc_ctl_tclass+0x457/0xbf0 [ 164.941657][ T8906] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 164.947445][ T8906] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 164.954561][ T8906] rtnetlink_rcv_msg+0x34a/0x8d0 [ 164.959589][ T8906] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 164.965042][ T8906] ? netlink_deliver_tap+0x160/0xac0 [ 164.970313][ T8906] netlink_rcv_skb+0x13c/0x380 [ 164.975088][ T8906] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 164.980538][ T8906] ? netlink_ack+0x970/0x970 [ 164.985123][ T8906] ? netlink_deliver_tap+0x178/0xac0 [ 164.990824][ T8906] rtnetlink_rcv+0x10/0x20 [ 164.995222][ T8906] netlink_unicast+0x45e/0x6a0 [ 164.999973][ T8906] ? netlink_attachskb+0x740/0x740 [ 165.005069][ T8906] ? _copy_from_iter_full+0x18a/0x780 [ 165.010433][ T8906] ? __kasan_check_read+0x11/0x20 [ 165.015440][ T8906] ? __check_object_size+0x203/0x2ea [ 165.020728][ T8906] netlink_sendmsg+0x7b0/0xcb0 [ 165.025478][ T8906] ? netlink_unicast+0x6a0/0x6a0 [ 165.030521][ T8906] ? tomoyo_socket_sendmsg+0x9/0x10 [ 165.035740][ T8906] ? netlink_unicast+0x6a0/0x6a0 [ 165.040679][ T8906] sock_sendmsg+0xb5/0xf0 [ 165.044998][ T8906] ____sys_sendmsg+0x3b0/0x950 [ 165.049754][ T8906] ? copy_msghdr_from_user+0x209/0x420 [ 165.055204][ T8906] ? kernel_sendmsg+0x30/0x30 [ 165.059871][ T8906] ___sys_sendmsg+0xe4/0x160 [ 165.064442][ T8906] ? sendmsg_copy_msghdr+0x30/0x30 [ 165.069537][ T8906] ? rcu_read_lock_held+0x9c/0xb0 [ 165.074573][ T8906] ? __kasan_check_read+0x11/0x20 [ 165.079593][ T8906] ? __fget+0x2ac/0x410 [ 165.083744][ T8906] ? ksys_dup3+0x2e0/0x2e0 [ 165.088136][ T8906] ? find_held_lock+0x36/0x1d0 [ 165.092881][ T8906] ? __fget_light+0x179/0x1f0 [ 165.097547][ T8906] ? __fdget+0xe/0x10 [ 165.101519][ T8906] ? sockfd_lookup_light+0x1c/0x150 [ 165.106716][ T8906] __sys_sendmmsg+0x160/0x370 [ 165.111548][ T8906] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 165.116575][ T8906] ? vfs_write+0x25b/0x520 [ 165.121006][ T8906] ? lock_downgrade+0x900/0x900 [ 165.125854][ T8906] ? __kasan_check_write+0x14/0x20 [ 165.130945][ T8906] ? __mutex_unlock_slowpath+0xe0/0x690 [ 165.136474][ T8906] ? rcu_read_lock_any_held+0xcd/0xf0 [ 165.141840][ T8906] ? __kasan_check_write+0x14/0x20 [ 165.146929][ T8906] ? fput_many+0x1b/0x130 [ 165.151321][ T8906] ? fput+0xe/0x10 [ 165.155024][ T8906] ? ksys_write+0x181/0x220 [ 165.159632][ T8906] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 165.165084][ T8906] ? do_syscall_64+0x21/0x5f0 [ 165.169747][ T8906] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.175803][ T8906] __x64_sys_sendmmsg+0x98/0x100 [ 165.180745][ T8906] do_syscall_64+0xca/0x5f0 [ 165.185228][ T8906] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.191103][ T8906] RIP: 0033:0x45a639 [ 165.194979][ T8906] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 165.214811][ T8906] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 165.223226][ T8906] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 165.231194][ T8906] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 165.239152][ T8906] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 165.247124][ T8906] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 165.255122][ T8906] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 165.424148][ T8912] FAULT_INJECTION: forcing a failure. [ 165.424148][ T8912] name failslab, interval 1, probability 0, space 0, times 0 [ 165.437927][ T8912] CPU: 0 PID: 8912 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 165.446548][ T8912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.446553][ T8912] Call Trace: [ 165.446566][ T8912] dump_stack+0x12d/0x187 [ 165.446582][ T8912] should_fail.cold.4+0x5/0x13 [ 165.446591][ T8912] ? fault_create_debugfs_attr+0x150/0x150 [ 165.446602][ T8912] ? ___might_sleep+0x16b/0x2b0 [ 165.446614][ T8912] __should_failslab+0xba/0xf0 [ 165.446622][ T8912] should_failslab+0x9/0x14 [ 165.446632][ T8912] kmem_cache_alloc_node_trace+0x27b/0x770 [ 165.460130][ T8912] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 165.460138][ T8912] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 165.460150][ T8912] __kmalloc_node_track_caller+0x3c/0x70 [ 165.460160][ T8912] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 165.460170][ T8912] __alloc_skb+0xd7/0x570 [ 165.460178][ T8912] ? netdev_alloc_frag+0x160/0x160 [ 165.460194][ T8912] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 165.460204][ T8912] tc_ctl_tclass+0x457/0xbf0 [ 165.539344][ T8912] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 165.545149][ T8912] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 165.550247][ T8912] rtnetlink_rcv_msg+0x34a/0x8d0 [ 165.555176][ T8912] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 165.560611][ T8912] ? netlink_deliver_tap+0x160/0xac0 [ 165.565877][ T8912] netlink_rcv_skb+0x13c/0x380 [ 165.570627][ T8912] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 165.576069][ T8912] ? netlink_ack+0x970/0x970 [ 165.580649][ T8912] ? netlink_deliver_tap+0x178/0xac0 [ 165.585930][ T8912] rtnetlink_rcv+0x10/0x20 [ 165.590340][ T8912] netlink_unicast+0x45e/0x6a0 [ 165.595084][ T8912] ? netlink_attachskb+0x740/0x740 [ 165.600176][ T8912] ? _copy_from_iter_full+0x18a/0x780 [ 165.605529][ T8912] ? __kasan_check_read+0x11/0x20 [ 165.610540][ T8912] ? __check_object_size+0x203/0x2ea [ 165.615807][ T8912] netlink_sendmsg+0x7b0/0xcb0 [ 165.620576][ T8912] ? netlink_unicast+0x6a0/0x6a0 [ 165.625547][ T8912] ? tomoyo_socket_sendmsg+0x9/0x10 [ 165.630726][ T8912] ? netlink_unicast+0x6a0/0x6a0 [ 165.635643][ T8912] sock_sendmsg+0xb5/0xf0 [ 165.639950][ T8912] ____sys_sendmsg+0x3b0/0x950 [ 165.644692][ T8912] ? copy_msghdr_from_user+0x209/0x420 [ 165.650249][ T8912] ? kernel_sendmsg+0x30/0x30 [ 165.655021][ T8912] ___sys_sendmsg+0xe4/0x160 [ 165.659594][ T8912] ? sendmsg_copy_msghdr+0x30/0x30 [ 165.664692][ T8912] ? rcu_read_lock_held+0x9c/0xb0 [ 165.669737][ T8912] ? __kasan_check_read+0x11/0x20 [ 165.674765][ T8912] ? __fget+0x2ac/0x410 [ 165.678918][ T8912] ? ksys_dup3+0x2e0/0x2e0 [ 165.683316][ T8912] ? find_held_lock+0x36/0x1d0 [ 165.688090][ T8912] ? __fget_light+0x179/0x1f0 [ 165.692754][ T8912] ? __fdget+0xe/0x10 [ 165.696723][ T8912] ? sockfd_lookup_light+0x1c/0x150 [ 165.701916][ T8912] __sys_sendmmsg+0x160/0x370 [ 165.706666][ T8912] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 165.711674][ T8912] ? vfs_write+0x25b/0x520 [ 165.716088][ T8912] ? lock_downgrade+0x900/0x900 [ 165.721103][ T8912] ? __kasan_check_write+0x14/0x20 [ 165.726194][ T8912] ? __mutex_unlock_slowpath+0xe0/0x690 [ 165.731715][ T8912] ? rcu_read_lock_any_held+0xcd/0xf0 [ 165.737202][ T8912] ? __kasan_check_write+0x14/0x20 [ 165.742313][ T8912] ? fput_many+0x1b/0x130 [ 165.746644][ T8912] ? fput+0xe/0x10 [ 165.750348][ T8912] ? ksys_write+0x181/0x220 [ 165.754861][ T8912] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 165.760317][ T8912] ? do_syscall_64+0x21/0x5f0 [ 165.765008][ T8912] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.771081][ T8912] __x64_sys_sendmmsg+0x98/0x100 [ 165.776016][ T8912] do_syscall_64+0xca/0x5f0 [ 165.780508][ T8912] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.786378][ T8912] RIP: 0033:0x45a639 [ 165.790247][ T8912] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 165.809901][ T8912] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 165.818306][ T8912] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 165.826282][ T8912] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 165.834410][ T8912] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 165.842377][ T8912] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 165.850349][ T8912] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 166.024262][ T8918] FAULT_INJECTION: forcing a failure. [ 166.024262][ T8918] name failslab, interval 1, probability 0, space 0, times 0 [ 166.038409][ T8918] CPU: 0 PID: 8918 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 166.046994][ T8918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.057281][ T8918] Call Trace: [ 166.060559][ T8918] dump_stack+0x12d/0x187 [ 166.064873][ T8918] should_fail.cold.4+0x5/0x13 [ 166.069799][ T8918] ? fault_create_debugfs_attr+0x150/0x150 [ 166.075595][ T8918] ? ___might_sleep+0x16b/0x2b0 [ 166.080786][ T8918] __should_failslab+0xba/0xf0 [ 166.085548][ T8918] should_failslab+0x9/0x14 [ 166.090061][ T8918] kmem_cache_alloc_node+0x266/0x760 [ 166.095352][ T8918] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 166.100778][ T8918] ? __local_bh_enable_ip+0x160/0x260 [ 166.106293][ T8918] ? qfq_change_class+0x538/0x16c4 [ 166.112086][ T8918] ? trace_hardirqs_on+0x28/0x1a0 [ 166.117284][ T8918] __alloc_skb+0xa7/0x570 [ 166.122406][ T8918] ? netdev_alloc_frag+0x160/0x160 [ 166.127511][ T8918] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 166.133832][ T8918] tc_ctl_tclass+0x457/0xbf0 [ 166.138428][ T8918] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 166.144236][ T8918] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 166.149344][ T8918] rtnetlink_rcv_msg+0x34a/0x8d0 [ 166.154316][ T8918] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 166.159900][ T8918] ? netlink_deliver_tap+0x160/0xac0 [ 166.165196][ T8918] netlink_rcv_skb+0x13c/0x380 [ 166.169952][ T8918] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 166.175542][ T8918] ? netlink_ack+0x970/0x970 [ 166.180145][ T8918] ? netlink_deliver_tap+0x178/0xac0 [ 166.185637][ T8918] rtnetlink_rcv+0x10/0x20 [ 166.190574][ T8918] netlink_unicast+0x45e/0x6a0 [ 166.196035][ T8918] ? netlink_attachskb+0x740/0x740 [ 166.201147][ T8918] ? _copy_from_iter_full+0x18a/0x780 [ 166.206524][ T8918] ? __kasan_check_read+0x11/0x20 [ 166.211536][ T8918] ? __check_object_size+0x203/0x2ea [ 166.216807][ T8918] netlink_sendmsg+0x7b0/0xcb0 [ 166.221562][ T8918] ? netlink_unicast+0x6a0/0x6a0 [ 166.226494][ T8918] ? tomoyo_socket_sendmsg+0x9/0x10 [ 166.231679][ T8918] ? netlink_unicast+0x6a0/0x6a0 [ 166.236617][ T8918] sock_sendmsg+0xb5/0xf0 [ 166.240935][ T8918] ____sys_sendmsg+0x3b0/0x950 [ 166.245685][ T8918] ? copy_msghdr_from_user+0x209/0x420 [ 166.251163][ T8918] ? kernel_sendmsg+0x30/0x30 [ 166.256008][ T8918] ___sys_sendmsg+0xe4/0x160 [ 166.260584][ T8918] ? sendmsg_copy_msghdr+0x30/0x30 [ 166.265675][ T8918] ? rcu_read_lock_held+0x9c/0xb0 [ 166.270700][ T8918] ? __kasan_check_read+0x11/0x20 [ 166.275747][ T8918] ? __fget+0x2ac/0x410 [ 166.279884][ T8918] ? ksys_dup3+0x2e0/0x2e0 [ 166.284290][ T8918] ? find_held_lock+0x36/0x1d0 [ 166.289151][ T8918] ? __fget_light+0x179/0x1f0 [ 166.293826][ T8918] ? __fdget+0xe/0x10 [ 166.297817][ T8918] ? sockfd_lookup_light+0x1c/0x150 [ 166.303019][ T8918] __sys_sendmmsg+0x160/0x370 [ 166.307855][ T8918] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 166.312885][ T8918] ? vfs_write+0x25b/0x520 [ 166.317290][ T8918] ? lock_downgrade+0x900/0x900 [ 166.322144][ T8918] ? __kasan_check_write+0x14/0x20 [ 166.327257][ T8918] ? __mutex_unlock_slowpath+0xe0/0x690 [ 166.332804][ T8918] ? rcu_read_lock_any_held+0xcd/0xf0 [ 166.338808][ T8918] ? __kasan_check_write+0x14/0x20 [ 166.343910][ T8918] ? fput_many+0x1b/0x130 [ 166.348217][ T8918] ? fput+0xe/0x10 [ 166.351919][ T8918] ? ksys_write+0x181/0x220 [ 166.356402][ T8918] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 166.362398][ T8918] ? do_syscall_64+0x21/0x5f0 [ 166.367073][ T8918] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.373154][ T8918] __x64_sys_sendmmsg+0x98/0x100 [ 166.378088][ T8918] do_syscall_64+0xca/0x5f0 [ 166.382598][ T8918] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.388479][ T8918] RIP: 0033:0x45a639 [ 166.392353][ T8918] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 166.412140][ T8918] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 166.420659][ T8918] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 166.428675][ T8918] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 166.436838][ T8918] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 166.444895][ T8918] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 166.453316][ T8918] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 166.629279][ T8924] FAULT_INJECTION: forcing a failure. [ 166.629279][ T8924] name failslab, interval 1, probability 0, space 0, times 0 [ 166.642504][ T8924] CPU: 1 PID: 8924 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 166.651093][ T8924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.651097][ T8924] Call Trace: [ 166.651112][ T8924] dump_stack+0x12d/0x187 [ 166.651126][ T8924] should_fail.cold.4+0x5/0x13 [ 166.651135][ T8924] ? fault_create_debugfs_attr+0x150/0x150 [ 166.651145][ T8924] ? ___might_sleep+0x16b/0x2b0 [ 166.684330][ T8924] __should_failslab+0xba/0xf0 [ 166.689107][ T8924] should_failslab+0x9/0x14 [ 166.693643][ T8924] kmem_cache_alloc_node+0x266/0x760 [ 166.699523][ T8924] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 166.704797][ T8924] ? __local_bh_enable_ip+0x160/0x260 [ 166.710154][ T8924] ? qfq_change_class+0x538/0x16c4 [ 166.715251][ T8924] ? trace_hardirqs_on+0x28/0x1a0 [ 166.720253][ T8924] __alloc_skb+0xa7/0x570 [ 166.724569][ T8924] ? netdev_alloc_frag+0x160/0x160 [ 166.729671][ T8924] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 166.735991][ T8924] tc_ctl_tclass+0x457/0xbf0 [ 166.740583][ T8924] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 166.746377][ T8924] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 166.751542][ T8924] rtnetlink_rcv_msg+0x34a/0x8d0 [ 166.756465][ T8924] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 166.761904][ T8924] ? netlink_deliver_tap+0x160/0xac0 [ 166.767282][ T8924] netlink_rcv_skb+0x13c/0x380 [ 166.772059][ T8924] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 166.777591][ T8924] ? netlink_ack+0x970/0x970 [ 166.782184][ T8924] ? netlink_deliver_tap+0x178/0xac0 [ 166.788426][ T8924] rtnetlink_rcv+0x10/0x20 [ 166.792837][ T8924] netlink_unicast+0x45e/0x6a0 [ 166.797586][ T8924] ? netlink_attachskb+0x740/0x740 [ 166.802686][ T8924] ? _copy_from_iter_full+0x18a/0x780 [ 166.808050][ T8924] ? __kasan_check_read+0x11/0x20 [ 166.813159][ T8924] ? __check_object_size+0x203/0x2ea [ 166.818453][ T8924] netlink_sendmsg+0x7b0/0xcb0 [ 166.823321][ T8924] ? netlink_unicast+0x6a0/0x6a0 [ 166.828267][ T8924] ? tomoyo_socket_sendmsg+0x9/0x10 [ 166.833509][ T8924] ? netlink_unicast+0x6a0/0x6a0 [ 166.838451][ T8924] sock_sendmsg+0xb5/0xf0 [ 166.842780][ T8924] ____sys_sendmsg+0x3b0/0x950 [ 166.847522][ T8924] ? copy_msghdr_from_user+0x209/0x420 [ 166.852968][ T8924] ? kernel_sendmsg+0x30/0x30 [ 166.857665][ T8924] ___sys_sendmsg+0xe4/0x160 [ 166.862242][ T8924] ? sendmsg_copy_msghdr+0x30/0x30 [ 166.867349][ T8924] ? rcu_read_lock_held+0x9c/0xb0 [ 166.872361][ T8924] ? __kasan_check_read+0x11/0x20 [ 166.877379][ T8924] ? __fget+0x2ac/0x410 [ 166.881781][ T8924] ? ksys_dup3+0x2e0/0x2e0 [ 166.886188][ T8924] ? find_held_lock+0x36/0x1d0 [ 166.890937][ T8924] ? __fget_light+0x179/0x1f0 [ 166.895597][ T8924] ? __fdget+0xe/0x10 [ 166.899559][ T8924] ? sockfd_lookup_light+0x1c/0x150 [ 166.904999][ T8924] __sys_sendmmsg+0x160/0x370 [ 166.909693][ T8924] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 166.914708][ T8924] ? vfs_write+0x25b/0x520 [ 166.919135][ T8924] ? lock_downgrade+0x900/0x900 [ 166.923969][ T8924] ? __kasan_check_write+0x14/0x20 [ 166.929160][ T8924] ? __mutex_unlock_slowpath+0xe0/0x690 [ 166.934700][ T8924] ? rcu_read_lock_any_held+0xcd/0xf0 [ 166.940085][ T8924] ? __kasan_check_write+0x14/0x20 [ 166.945201][ T8924] ? fput_many+0x1b/0x130 [ 166.949515][ T8924] ? fput+0xe/0x10 [ 166.953224][ T8924] ? ksys_write+0x181/0x220 [ 166.957708][ T8924] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 166.963142][ T8924] ? do_syscall_64+0x21/0x5f0 [ 166.967809][ T8924] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.973890][ T8924] __x64_sys_sendmmsg+0x98/0x100 [ 166.978848][ T8924] do_syscall_64+0xca/0x5f0 [ 166.983344][ T8924] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.989228][ T8924] RIP: 0033:0x45a639 [ 166.993117][ T8924] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 167.012733][ T8924] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 167.021127][ T8924] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 167.029199][ T8924] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 167.037157][ T8924] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 167.045213][ T8924] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 167.053193][ T8924] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 167.235214][ T8930] FAULT_INJECTION: forcing a failure. [ 167.235214][ T8930] name failslab, interval 1, probability 0, space 0, times 0 [ 167.248435][ T8930] CPU: 1 PID: 8930 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 167.257039][ T8930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.267097][ T8930] Call Trace: [ 167.270382][ T8930] dump_stack+0x12d/0x187 [ 167.274706][ T8930] should_fail.cold.4+0x5/0x13 [ 167.279456][ T8930] ? fault_create_debugfs_attr+0x150/0x150 [ 167.285366][ T8930] ? ___might_sleep+0x16b/0x2b0 [ 167.290211][ T8930] __should_failslab+0xba/0xf0 [ 167.294960][ T8930] should_failslab+0x9/0x14 [ 167.299454][ T8930] kmem_cache_alloc_node+0x266/0x760 [ 167.304726][ T8930] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 167.310000][ T8930] ? __local_bh_enable_ip+0x160/0x260 [ 167.315373][ T8930] ? qfq_change_class+0x538/0x16c4 [ 167.320481][ T8930] ? trace_hardirqs_on+0x28/0x1a0 [ 167.325505][ T8930] __alloc_skb+0xa7/0x570 [ 167.329826][ T8930] ? netdev_alloc_frag+0x160/0x160 [ 167.334932][ T8930] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 167.341281][ T8930] tc_ctl_tclass+0x457/0xbf0 [ 167.345860][ T8930] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 167.351742][ T8930] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 167.356891][ T8930] rtnetlink_rcv_msg+0x34a/0x8d0 [ 167.361831][ T8930] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 167.367288][ T8930] ? netlink_deliver_tap+0x160/0xac0 [ 167.372566][ T8930] netlink_rcv_skb+0x13c/0x380 [ 167.377408][ T8930] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 167.383824][ T8930] ? netlink_ack+0x970/0x970 [ 167.388404][ T8930] ? netlink_deliver_tap+0x178/0xac0 [ 167.393683][ T8930] rtnetlink_rcv+0x10/0x20 [ 167.398086][ T8930] netlink_unicast+0x45e/0x6a0 [ 167.402935][ T8930] ? netlink_attachskb+0x740/0x740 [ 167.408030][ T8930] ? _copy_from_iter_full+0x18a/0x780 [ 167.413583][ T8930] ? __kasan_check_read+0x11/0x20 [ 167.418602][ T8930] ? __check_object_size+0x203/0x2ea [ 167.423907][ T8930] netlink_sendmsg+0x7b0/0xcb0 [ 167.428668][ T8930] ? netlink_unicast+0x6a0/0x6a0 [ 167.433588][ T8930] ? tomoyo_socket_sendmsg+0x9/0x10 [ 167.438784][ T8930] ? netlink_unicast+0x6a0/0x6a0 [ 167.443720][ T8930] sock_sendmsg+0xb5/0xf0 [ 167.448032][ T8930] ____sys_sendmsg+0x3b0/0x950 [ 167.452771][ T8930] ? copy_msghdr_from_user+0x209/0x420 [ 167.458739][ T8930] ? kernel_sendmsg+0x30/0x30 [ 167.463407][ T8930] ___sys_sendmsg+0xe4/0x160 [ 167.468054][ T8930] ? sendmsg_copy_msghdr+0x30/0x30 [ 167.473237][ T8930] ? rcu_read_lock_held+0x9c/0xb0 [ 167.478282][ T8930] ? __kasan_check_read+0x11/0x20 [ 167.483310][ T8930] ? __fget+0x2ac/0x410 [ 167.487466][ T8930] ? ksys_dup3+0x2e0/0x2e0 [ 167.492390][ T8930] ? find_held_lock+0x36/0x1d0 [ 167.497143][ T8930] ? __fget_light+0x179/0x1f0 [ 167.501831][ T8930] ? __fdget+0xe/0x10 [ 167.505810][ T8930] ? sockfd_lookup_light+0x1c/0x150 [ 167.511283][ T8930] __sys_sendmmsg+0x160/0x370 [ 167.515951][ T8930] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 167.520966][ T8930] ? vfs_write+0x25b/0x520 [ 167.525371][ T8930] ? lock_downgrade+0x900/0x900 [ 167.530204][ T8930] ? __kasan_check_write+0x14/0x20 [ 167.535300][ T8930] ? __mutex_unlock_slowpath+0xe0/0x690 [ 167.540829][ T8930] ? rcu_read_lock_any_held+0xcd/0xf0 [ 167.546198][ T8930] ? __kasan_check_write+0x14/0x20 [ 167.551306][ T8930] ? fput_many+0x1b/0x130 [ 167.555630][ T8930] ? fput+0xe/0x10 [ 167.559349][ T8930] ? ksys_write+0x181/0x220 [ 167.563847][ T8930] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 167.569302][ T8930] ? do_syscall_64+0x21/0x5f0 [ 167.573969][ T8930] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.580027][ T8930] __x64_sys_sendmmsg+0x98/0x100 [ 167.585100][ T8930] do_syscall_64+0xca/0x5f0 [ 167.589664][ T8930] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.595562][ T8930] RIP: 0033:0x45a639 [ 167.599447][ T8930] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 167.619503][ T8930] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 167.628282][ T8930] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 167.636346][ T8930] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 167.644308][ T8930] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 167.652610][ T8930] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 167.660742][ T8930] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 167.834334][ T8936] FAULT_INJECTION: forcing a failure. [ 167.834334][ T8936] name failslab, interval 1, probability 0, space 0, times 0 [ 167.847127][ T8936] CPU: 1 PID: 8936 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 167.855837][ T8936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.865885][ T8936] Call Trace: [ 167.869157][ T8936] dump_stack+0x12d/0x187 [ 167.873470][ T8936] should_fail.cold.4+0x5/0x13 [ 167.878222][ T8936] ? fault_create_debugfs_attr+0x150/0x150 [ 167.884024][ T8936] ? ___might_sleep+0x16b/0x2b0 [ 167.888879][ T8936] __should_failslab+0xba/0xf0 [ 167.893621][ T8936] should_failslab+0x9/0x14 [ 167.898632][ T8936] kmem_cache_alloc_node_trace+0x27b/0x770 [ 167.904425][ T8936] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 167.910472][ T8936] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 167.916274][ T8936] __kmalloc_node_track_caller+0x3c/0x70 [ 167.922113][ T8936] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 167.927572][ T8936] __alloc_skb+0xd7/0x570 [ 167.931971][ T8936] ? netdev_alloc_frag+0x160/0x160 [ 167.937077][ T8936] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 167.943504][ T8936] tc_ctl_tclass+0x457/0xbf0 [ 167.948115][ T8936] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 167.953912][ T8936] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 167.959130][ T8936] rtnetlink_rcv_msg+0x34a/0x8d0 [ 167.964064][ T8936] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 167.969732][ T8936] ? netlink_deliver_tap+0x160/0xac0 [ 167.975147][ T8936] netlink_rcv_skb+0x13c/0x380 [ 167.979900][ T8936] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 167.985340][ T8936] ? netlink_ack+0x970/0x970 [ 167.989929][ T8936] ? netlink_deliver_tap+0x178/0xac0 [ 167.995199][ T8936] rtnetlink_rcv+0x10/0x20 [ 167.999599][ T8936] netlink_unicast+0x45e/0x6a0 [ 168.004340][ T8936] ? netlink_attachskb+0x740/0x740 [ 168.009423][ T8936] ? _copy_from_iter_full+0x18a/0x780 [ 168.014773][ T8936] ? __kasan_check_read+0x11/0x20 [ 168.019772][ T8936] ? __check_object_size+0x203/0x2ea [ 168.025047][ T8936] netlink_sendmsg+0x7b0/0xcb0 [ 168.029785][ T8936] ? netlink_unicast+0x6a0/0x6a0 [ 168.034696][ T8936] ? tomoyo_socket_sendmsg+0x9/0x10 [ 168.039883][ T8936] ? netlink_unicast+0x6a0/0x6a0 [ 168.044806][ T8936] sock_sendmsg+0xb5/0xf0 [ 168.049111][ T8936] ____sys_sendmsg+0x3b0/0x950 [ 168.053851][ T8936] ? copy_msghdr_from_user+0x209/0x420 [ 168.059304][ T8936] ? kernel_sendmsg+0x30/0x30 [ 168.063960][ T8936] ___sys_sendmsg+0xe4/0x160 [ 168.068536][ T8936] ? sendmsg_copy_msghdr+0x30/0x30 [ 168.073623][ T8936] ? rcu_read_lock_held+0x9c/0xb0 [ 168.078638][ T8936] ? __kasan_check_read+0x11/0x20 [ 168.084253][ T8936] ? __fget+0x2ac/0x410 [ 168.088388][ T8936] ? ksys_dup3+0x2e0/0x2e0 [ 168.092790][ T8936] ? find_held_lock+0x36/0x1d0 [ 168.097533][ T8936] ? __fget_light+0x179/0x1f0 [ 168.102193][ T8936] ? __fdget+0xe/0x10 [ 168.106153][ T8936] ? sockfd_lookup_light+0x1c/0x150 [ 168.111331][ T8936] __sys_sendmmsg+0x160/0x370 [ 168.115985][ T8936] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 168.120999][ T8936] ? vfs_write+0x25b/0x520 [ 168.125386][ T8936] ? lock_downgrade+0x900/0x900 [ 168.130239][ T8936] ? __kasan_check_write+0x14/0x20 [ 168.135413][ T8936] ? __mutex_unlock_slowpath+0xe0/0x690 [ 168.140935][ T8936] ? rcu_read_lock_any_held+0xcd/0xf0 [ 168.146303][ T8936] ? __kasan_check_write+0x14/0x20 [ 168.151480][ T8936] ? fput_many+0x1b/0x130 [ 168.156749][ T8936] ? fput+0xe/0x10 [ 168.160452][ T8936] ? ksys_write+0x181/0x220 [ 168.164945][ T8936] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.170388][ T8936] ? do_syscall_64+0x21/0x5f0 [ 168.176891][ T8936] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.183024][ T8936] __x64_sys_sendmmsg+0x98/0x100 [ 168.187939][ T8936] do_syscall_64+0xca/0x5f0 [ 168.192606][ T8936] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.198481][ T8936] RIP: 0033:0x45a639 [ 168.202391][ T8936] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 168.221998][ T8936] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 168.230398][ T8936] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 168.238364][ T8936] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 168.246313][ T8936] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 168.254275][ T8936] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 168.262230][ T8936] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 168.434443][ T8942] FAULT_INJECTION: forcing a failure. [ 168.434443][ T8942] name failslab, interval 1, probability 0, space 0, times 0 [ 168.447342][ T8942] CPU: 0 PID: 8942 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 168.456034][ T8942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.466082][ T8942] Call Trace: [ 168.466096][ T8942] dump_stack+0x12d/0x187 [ 168.466110][ T8942] should_fail.cold.4+0x5/0x13 [ 168.466118][ T8942] ? fault_create_debugfs_attr+0x150/0x150 [ 168.466127][ T8942] ? ___might_sleep+0x16b/0x2b0 [ 168.466138][ T8942] __should_failslab+0xba/0xf0 [ 168.466145][ T8942] should_failslab+0x9/0x14 [ 168.466153][ T8942] kmem_cache_alloc_node_trace+0x27b/0x770 [ 168.466160][ T8942] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 168.466166][ T8942] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 168.466177][ T8942] __kmalloc_node_track_caller+0x3c/0x70 [ 168.466187][ T8942] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 168.466195][ T8942] __alloc_skb+0xd7/0x570 [ 168.466202][ T8942] ? netdev_alloc_frag+0x160/0x160 [ 168.466217][ T8942] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 168.478583][ T8942] tc_ctl_tclass+0x457/0xbf0 [ 168.478595][ T8942] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 168.478607][ T8942] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 168.478625][ T8942] rtnetlink_rcv_msg+0x34a/0x8d0 [ 168.564088][ T8942] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 168.569719][ T8942] ? netlink_deliver_tap+0x160/0xac0 [ 168.575057][ T8942] netlink_rcv_skb+0x13c/0x380 [ 168.579841][ T8942] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 168.585305][ T8942] ? netlink_ack+0x970/0x970 [ 168.589902][ T8942] ? netlink_deliver_tap+0x178/0xac0 [ 168.595182][ T8942] rtnetlink_rcv+0x10/0x20 [ 168.599691][ T8942] netlink_unicast+0x45e/0x6a0 [ 168.604449][ T8942] ? netlink_attachskb+0x740/0x740 [ 168.609549][ T8942] ? _copy_from_iter_full+0x18a/0x780 [ 168.614911][ T8942] ? __kasan_check_read+0x11/0x20 [ 168.620101][ T8942] ? __check_object_size+0x203/0x2ea [ 168.625395][ T8942] netlink_sendmsg+0x7b0/0xcb0 [ 168.630153][ T8942] ? netlink_unicast+0x6a0/0x6a0 [ 168.635078][ T8942] ? tomoyo_socket_sendmsg+0x9/0x10 [ 168.640269][ T8942] ? netlink_unicast+0x6a0/0x6a0 [ 168.645276][ T8942] sock_sendmsg+0xb5/0xf0 [ 168.649598][ T8942] ____sys_sendmsg+0x3b0/0x950 [ 168.654346][ T8942] ? copy_msghdr_from_user+0x209/0x420 [ 168.659791][ T8942] ? kernel_sendmsg+0x30/0x30 [ 168.664457][ T8942] ___sys_sendmsg+0xe4/0x160 [ 168.669055][ T8942] ? sendmsg_copy_msghdr+0x30/0x30 [ 168.674149][ T8942] ? rcu_read_lock_held+0x9c/0xb0 [ 168.679165][ T8942] ? __kasan_check_read+0x11/0x20 [ 168.684175][ T8942] ? __fget+0x2ac/0x410 [ 168.688323][ T8942] ? ksys_dup3+0x2e0/0x2e0 [ 168.692748][ T8942] ? find_held_lock+0x36/0x1d0 [ 168.697508][ T8942] ? __fget_light+0x179/0x1f0 [ 168.702162][ T8942] ? __fdget+0xe/0x10 [ 168.706133][ T8942] ? sockfd_lookup_light+0x1c/0x150 [ 168.711321][ T8942] __sys_sendmmsg+0x160/0x370 [ 168.715975][ T8942] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 168.720984][ T8942] ? vfs_write+0x25b/0x520 [ 168.725389][ T8942] ? lock_downgrade+0x900/0x900 [ 168.730238][ T8942] ? __kasan_check_write+0x14/0x20 [ 168.735333][ T8942] ? __mutex_unlock_slowpath+0xe0/0x690 [ 168.740955][ T8942] ? rcu_read_lock_any_held+0xcd/0xf0 [ 168.746338][ T8942] ? __kasan_check_write+0x14/0x20 [ 168.751612][ T8942] ? fput_many+0x1b/0x130 [ 168.755943][ T8942] ? fput+0xe/0x10 [ 168.759643][ T8942] ? ksys_write+0x181/0x220 [ 168.764135][ T8942] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.769575][ T8942] ? do_syscall_64+0x21/0x5f0 [ 168.774239][ T8942] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.780308][ T8942] __x64_sys_sendmmsg+0x98/0x100 [ 168.785257][ T8942] do_syscall_64+0xca/0x5f0 [ 168.789765][ T8942] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.795634][ T8942] RIP: 0033:0x45a639 [ 168.799503][ T8942] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 168.819091][ T8942] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 168.827495][ T8942] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 168.835458][ T8942] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 168.843418][ T8942] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 168.851373][ T8942] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 168.859322][ T8942] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 169.234446][ T8953] FAULT_INJECTION: forcing a failure. [ 169.234446][ T8953] name failslab, interval 1, probability 0, space 0, times 0 [ 169.251956][ T8953] CPU: 1 PID: 8953 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 169.260666][ T8953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.270716][ T8953] Call Trace: [ 169.274023][ T8953] dump_stack+0x12d/0x187 [ 169.278365][ T8953] should_fail.cold.4+0x5/0x13 [ 169.283122][ T8953] ? fault_create_debugfs_attr+0x150/0x150 [ 169.288912][ T8953] ? ___might_sleep+0x16b/0x2b0 [ 169.293764][ T8953] __should_failslab+0xba/0xf0 [ 169.298538][ T8953] should_failslab+0x9/0x14 [ 169.303034][ T8953] kmem_cache_alloc_node_trace+0x27b/0x770 [ 169.308972][ T8953] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 169.315207][ T8953] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 169.321004][ T8953] __kmalloc_node_track_caller+0x3c/0x70 [ 169.326631][ T8953] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 169.332088][ T8953] __alloc_skb+0xd7/0x570 [ 169.336512][ T8953] ? netdev_alloc_frag+0x160/0x160 [ 169.341772][ T8953] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 169.348189][ T8953] tc_ctl_tclass+0x457/0xbf0 [ 169.352781][ T8953] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 169.358574][ T8953] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 169.363678][ T8953] rtnetlink_rcv_msg+0x34a/0x8d0 [ 169.368602][ T8953] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 169.374106][ T8953] ? netlink_deliver_tap+0x160/0xac0 [ 169.379387][ T8953] netlink_rcv_skb+0x13c/0x380 [ 169.384189][ T8953] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 169.389778][ T8953] ? netlink_ack+0x970/0x970 [ 169.394422][ T8953] ? netlink_deliver_tap+0x178/0xac0 [ 169.399698][ T8953] rtnetlink_rcv+0x10/0x20 [ 169.404112][ T8953] netlink_unicast+0x45e/0x6a0 [ 169.408870][ T8953] ? netlink_attachskb+0x740/0x740 [ 169.413982][ T8953] ? _copy_from_iter_full+0x18a/0x780 [ 169.419364][ T8953] ? __kasan_check_read+0x11/0x20 [ 169.424384][ T8953] ? __check_object_size+0x203/0x2ea [ 169.429662][ T8953] netlink_sendmsg+0x7b0/0xcb0 [ 169.434433][ T8953] ? netlink_unicast+0x6a0/0x6a0 [ 169.439355][ T8953] ? tomoyo_socket_sendmsg+0x9/0x10 [ 169.444532][ T8953] ? netlink_unicast+0x6a0/0x6a0 [ 169.449460][ T8953] sock_sendmsg+0xb5/0xf0 [ 169.453769][ T8953] ____sys_sendmsg+0x3b0/0x950 [ 169.458509][ T8953] ? copy_msghdr_from_user+0x209/0x420 [ 169.463946][ T8953] ? kernel_sendmsg+0x30/0x30 [ 169.468616][ T8953] ___sys_sendmsg+0xe4/0x160 [ 169.473197][ T8953] ? sendmsg_copy_msghdr+0x30/0x30 [ 169.478293][ T8953] ? rcu_read_lock_held+0x9c/0xb0 [ 169.483317][ T8953] ? __kasan_check_read+0x11/0x20 [ 169.488348][ T8953] ? __fget+0x2ac/0x410 [ 169.492516][ T8953] ? ksys_dup3+0x2e0/0x2e0 [ 169.497001][ T8953] ? find_held_lock+0x36/0x1d0 [ 169.501766][ T8953] ? __fget_light+0x179/0x1f0 [ 169.506432][ T8953] ? __fdget+0xe/0x10 [ 169.510401][ T8953] ? sockfd_lookup_light+0x1c/0x150 [ 169.515582][ T8953] __sys_sendmmsg+0x160/0x370 [ 169.520255][ T8953] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 169.525352][ T8953] ? vfs_write+0x25b/0x520 [ 169.529758][ T8953] ? lock_downgrade+0x900/0x900 [ 169.534665][ T8953] ? __kasan_check_write+0x14/0x20 [ 169.539755][ T8953] ? __mutex_unlock_slowpath+0xe0/0x690 [ 169.545278][ T8953] ? rcu_read_lock_any_held+0xcd/0xf0 [ 169.550636][ T8953] ? __kasan_check_write+0x14/0x20 [ 169.555841][ T8953] ? fput_many+0x1b/0x130 [ 169.560150][ T8953] ? fput+0xe/0x10 [ 169.563865][ T8953] ? ksys_write+0x181/0x220 [ 169.568357][ T8953] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 169.573808][ T8953] ? do_syscall_64+0x21/0x5f0 [ 169.578535][ T8953] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.585382][ T8953] __x64_sys_sendmmsg+0x98/0x100 [ 169.590313][ T8953] do_syscall_64+0xca/0x5f0 [ 169.594802][ T8953] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.601625][ T8953] RIP: 0033:0x45a639 [ 169.605500][ T8953] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 169.625342][ T8953] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 169.633747][ T8953] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 169.641770][ T8953] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 169.649728][ T8953] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 169.657696][ T8953] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 169.665650][ T8953] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 169.676296][ T8954] FAULT_INJECTION: forcing a failure. [ 169.676296][ T8954] name failslab, interval 1, probability 0, space 0, times 0 [ 169.689251][ T8954] CPU: 1 PID: 8954 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 169.697841][ T8954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.707889][ T8954] Call Trace: [ 169.711162][ T8954] dump_stack+0x12d/0x187 [ 169.715480][ T8954] should_fail.cold.4+0x5/0x13 [ 169.720229][ T8954] ? fault_create_debugfs_attr+0x150/0x150 [ 169.726128][ T8954] ? ___might_sleep+0x16b/0x2b0 [ 169.730971][ T8954] __should_failslab+0xba/0xf0 [ 169.735725][ T8954] should_failslab+0x9/0x14 [ 169.740248][ T8954] kmem_cache_alloc_node_trace+0x27b/0x770 [ 169.746103][ T8954] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 169.752155][ T8954] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 169.758078][ T8954] __kmalloc_node_track_caller+0x3c/0x70 [ 169.763709][ T8954] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 169.769179][ T8954] __alloc_skb+0xd7/0x570 [ 169.773575][ T8954] ? netdev_alloc_frag+0x160/0x160 [ 169.778689][ T8954] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 169.785028][ T8954] tc_ctl_tclass+0x457/0xbf0 [ 169.789601][ T8954] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 169.795402][ T8954] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 169.800504][ T8954] rtnetlink_rcv_msg+0x34a/0x8d0 [ 169.805422][ T8954] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 169.810855][ T8954] ? netlink_deliver_tap+0x160/0xac0 [ 169.816145][ T8954] netlink_rcv_skb+0x13c/0x380 [ 169.820892][ T8954] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 169.826325][ T8954] ? netlink_ack+0x970/0x970 [ 169.830892][ T8954] ? netlink_deliver_tap+0x178/0xac0 [ 169.836166][ T8954] rtnetlink_rcv+0x10/0x20 [ 169.840566][ T8954] netlink_unicast+0x45e/0x6a0 [ 169.845322][ T8954] ? netlink_attachskb+0x740/0x740 [ 169.850406][ T8954] ? _copy_from_iter_full+0x18a/0x780 [ 169.855764][ T8954] ? __kasan_check_read+0x11/0x20 [ 169.860771][ T8954] ? __check_object_size+0x203/0x2ea [ 169.866062][ T8954] netlink_sendmsg+0x7b0/0xcb0 [ 169.870806][ T8954] ? netlink_unicast+0x6a0/0x6a0 [ 169.875738][ T8954] ? tomoyo_socket_sendmsg+0x9/0x10 [ 169.881271][ T8954] ? netlink_unicast+0x6a0/0x6a0 [ 169.886273][ T8954] sock_sendmsg+0xb5/0xf0 [ 169.890582][ T8954] ____sys_sendmsg+0x3b0/0x950 [ 169.895329][ T8954] ? copy_msghdr_from_user+0x209/0x420 [ 169.900773][ T8954] ? kernel_sendmsg+0x30/0x30 [ 169.905453][ T8954] ___sys_sendmsg+0xe4/0x160 [ 169.910026][ T8954] ? sendmsg_copy_msghdr+0x30/0x30 [ 169.915122][ T8954] ? rcu_read_lock_held+0x9c/0xb0 [ 169.920243][ T8954] ? __kasan_check_read+0x11/0x20 [ 169.925345][ T8954] ? __fget+0x2ac/0x410 [ 169.929498][ T8954] ? ksys_dup3+0x2e0/0x2e0 [ 169.933908][ T8954] ? find_held_lock+0x36/0x1d0 [ 169.938678][ T8954] ? __fget_light+0x179/0x1f0 [ 169.943431][ T8954] ? __fdget+0xe/0x10 [ 169.947398][ T8954] ? sockfd_lookup_light+0x1c/0x150 [ 169.952572][ T8954] __sys_sendmmsg+0x160/0x370 [ 169.957235][ T8954] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 169.962266][ T8954] ? vfs_write+0x25b/0x520 [ 169.966676][ T8954] ? lock_downgrade+0x900/0x900 [ 169.971723][ T8954] ? __kasan_check_write+0x14/0x20 [ 169.976923][ T8954] ? __mutex_unlock_slowpath+0xe0/0x690 [ 169.982460][ T8954] ? rcu_read_lock_any_held+0xcd/0xf0 [ 169.987823][ T8954] ? __kasan_check_write+0x14/0x20 [ 169.992928][ T8954] ? fput_many+0x1b/0x130 [ 169.997253][ T8954] ? fput+0xe/0x10 [ 170.000972][ T8954] ? ksys_write+0x181/0x220 [ 170.005472][ T8954] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 170.010912][ T8954] ? do_syscall_64+0x21/0x5f0 [ 170.015587][ T8954] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.021648][ T8954] __x64_sys_sendmmsg+0x98/0x100 [ 170.026572][ T8954] do_syscall_64+0xca/0x5f0 [ 170.031068][ T8954] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.036944][ T8954] RIP: 0033:0x45a639 [ 170.040823][ T8954] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 170.060499][ T8954] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 170.068897][ T8954] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 170.076865][ T8954] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 170.084903][ T8954] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 170.092881][ T8954] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 170.100837][ T8954] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 170.294353][ T8960] FAULT_INJECTION: forcing a failure. [ 170.294353][ T8960] name failslab, interval 1, probability 0, space 0, times 0 [ 170.307147][ T8960] CPU: 1 PID: 8960 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 170.315896][ T8960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.326056][ T8960] Call Trace: [ 170.329336][ T8960] dump_stack+0x12d/0x187 [ 170.333646][ T8960] should_fail.cold.4+0x5/0x13 [ 170.338402][ T8960] ? fault_create_debugfs_attr+0x150/0x150 [ 170.344301][ T8960] ? ___might_sleep+0x16b/0x2b0 [ 170.349142][ T8960] __should_failslab+0xba/0xf0 [ 170.353894][ T8960] should_failslab+0x9/0x14 [ 170.358399][ T8960] kmem_cache_alloc_node_trace+0x27b/0x770 [ 170.364303][ T8960] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 170.370373][ T8960] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 170.376332][ T8960] __kmalloc_node_track_caller+0x3c/0x70 [ 170.381962][ T8960] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 170.387411][ T8960] __alloc_skb+0xd7/0x570 [ 170.391719][ T8960] ? netdev_alloc_frag+0x160/0x160 [ 170.396826][ T8960] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 170.403147][ T8960] tc_ctl_tclass+0x457/0xbf0 [ 170.407720][ T8960] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 170.413509][ T8960] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 170.418624][ T8960] rtnetlink_rcv_msg+0x34a/0x8d0 [ 170.423551][ T8960] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 170.428989][ T8960] ? netlink_deliver_tap+0x160/0xac0 [ 170.434272][ T8960] netlink_rcv_skb+0x13c/0x380 [ 170.439021][ T8960] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 170.444479][ T8960] ? netlink_ack+0x970/0x970 [ 170.449046][ T8960] ? netlink_deliver_tap+0x178/0xac0 [ 170.454407][ T8960] rtnetlink_rcv+0x10/0x20 [ 170.458987][ T8960] netlink_unicast+0x45e/0x6a0 [ 170.463735][ T8960] ? netlink_attachskb+0x740/0x740 [ 170.468832][ T8960] ? _copy_from_iter_full+0x18a/0x780 [ 170.474202][ T8960] ? __kasan_check_read+0x11/0x20 [ 170.479308][ T8960] ? __check_object_size+0x203/0x2ea [ 170.484578][ T8960] netlink_sendmsg+0x7b0/0xcb0 [ 170.489340][ T8960] ? netlink_unicast+0x6a0/0x6a0 [ 170.494268][ T8960] ? tomoyo_socket_sendmsg+0x9/0x10 [ 170.499461][ T8960] ? netlink_unicast+0x6a0/0x6a0 [ 170.504384][ T8960] sock_sendmsg+0xb5/0xf0 [ 170.508690][ T8960] ____sys_sendmsg+0x3b0/0x950 [ 170.513431][ T8960] ? copy_msghdr_from_user+0x209/0x420 [ 170.518878][ T8960] ? kernel_sendmsg+0x30/0x30 [ 170.523543][ T8960] ___sys_sendmsg+0xe4/0x160 [ 170.528138][ T8960] ? sendmsg_copy_msghdr+0x30/0x30 [ 170.533229][ T8960] ? rcu_read_lock_held+0x9c/0xb0 [ 170.538252][ T8960] ? __kasan_check_read+0x11/0x20 [ 170.543265][ T8960] ? __fget+0x2ac/0x410 [ 170.547406][ T8960] ? ksys_dup3+0x2e0/0x2e0 [ 170.551859][ T8960] ? find_held_lock+0x36/0x1d0 [ 170.556623][ T8960] ? __fget_light+0x179/0x1f0 [ 170.561302][ T8960] ? __fdget+0xe/0x10 [ 170.565263][ T8960] ? sockfd_lookup_light+0x1c/0x150 [ 170.570451][ T8960] __sys_sendmmsg+0x160/0x370 [ 170.575116][ T8960] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 170.580129][ T8960] ? vfs_write+0x25b/0x520 [ 170.584886][ T8960] ? lock_downgrade+0x900/0x900 [ 170.589745][ T8960] ? __kasan_check_write+0x14/0x20 [ 170.594852][ T8960] ? __mutex_unlock_slowpath+0xe0/0x690 [ 170.600400][ T8960] ? rcu_read_lock_any_held+0xcd/0xf0 [ 170.605768][ T8960] ? __kasan_check_write+0x14/0x20 [ 170.610872][ T8960] ? fput_many+0x1b/0x130 [ 170.615238][ T8960] ? fput+0xe/0x10 [ 170.618948][ T8960] ? ksys_write+0x181/0x220 [ 170.623449][ T8960] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 170.628894][ T8960] ? do_syscall_64+0x21/0x5f0 [ 170.633547][ T8960] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.639608][ T8960] __x64_sys_sendmmsg+0x98/0x100 [ 170.644642][ T8960] do_syscall_64+0xca/0x5f0 [ 170.649152][ T8960] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.655098][ T8960] RIP: 0033:0x45a639 [ 170.658977][ T8960] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 170.678570][ T8960] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 170.687105][ T8960] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 170.695066][ T8960] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 170.703578][ T8960] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 170.711536][ T8960] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 170.719497][ T8960] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 2020/01/13 17:04:52 executed programs: 169 [ 171.074907][ T8971] FAULT_INJECTION: forcing a failure. [ 171.074907][ T8971] name failslab, interval 1, probability 0, space 0, times 0 [ 171.091438][ T8971] CPU: 1 PID: 8971 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 171.100038][ T8971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.110082][ T8971] Call Trace: [ 171.110096][ T8971] dump_stack+0x12d/0x187 [ 171.110111][ T8971] should_fail.cold.4+0x5/0x13 [ 171.110120][ T8971] ? fault_create_debugfs_attr+0x150/0x150 [ 171.110129][ T8971] ? ___might_sleep+0x16b/0x2b0 [ 171.110140][ T8971] __should_failslab+0xba/0xf0 [ 171.110148][ T8971] should_failslab+0x9/0x14 [ 171.110156][ T8971] kmem_cache_alloc_node_trace+0x27b/0x770 [ 171.110162][ T8971] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 171.110168][ T8971] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 171.110178][ T8971] __kmalloc_node_track_caller+0x3c/0x70 [ 171.110188][ T8971] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 171.173041][ T8971] __alloc_skb+0xd7/0x570 [ 171.177387][ T8971] ? netdev_alloc_frag+0x160/0x160 [ 171.182487][ T8971] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 171.188893][ T8971] tc_ctl_tclass+0x457/0xbf0 [ 171.194053][ T8971] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 171.199958][ T8971] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 171.205071][ T8971] rtnetlink_rcv_msg+0x34a/0x8d0 [ 171.209997][ T8971] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 171.215450][ T8971] ? netlink_deliver_tap+0x160/0xac0 [ 171.221064][ T8971] netlink_rcv_skb+0x13c/0x380 [ 171.225808][ T8971] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 171.231245][ T8971] ? netlink_ack+0x970/0x970 [ 171.235821][ T8971] ? netlink_deliver_tap+0x178/0xac0 [ 171.241087][ T8971] rtnetlink_rcv+0x10/0x20 [ 171.245478][ T8971] netlink_unicast+0x45e/0x6a0 [ 171.250218][ T8971] ? netlink_attachskb+0x740/0x740 [ 171.255307][ T8971] ? _copy_from_iter_full+0x18a/0x780 [ 171.260652][ T8971] ? __kasan_check_read+0x11/0x20 [ 171.265661][ T8971] ? __check_object_size+0x203/0x2ea [ 171.270937][ T8971] netlink_sendmsg+0x7b0/0xcb0 [ 171.275684][ T8971] ? netlink_unicast+0x6a0/0x6a0 [ 171.280598][ T8971] ? tomoyo_socket_sendmsg+0x9/0x10 [ 171.285785][ T8971] ? netlink_unicast+0x6a0/0x6a0 [ 171.291157][ T8971] sock_sendmsg+0xb5/0xf0 [ 171.295470][ T8971] ____sys_sendmsg+0x3b0/0x950 [ 171.300214][ T8971] ? copy_msghdr_from_user+0x209/0x420 [ 171.305738][ T8971] ? kernel_sendmsg+0x30/0x30 [ 171.310404][ T8971] ___sys_sendmsg+0xe4/0x160 [ 171.314981][ T8971] ? sendmsg_copy_msghdr+0x30/0x30 [ 171.320078][ T8971] ? rcu_read_lock_held+0x9c/0xb0 [ 171.325078][ T8971] ? __kasan_check_read+0x11/0x20 [ 171.330083][ T8971] ? __fget+0x2ac/0x410 [ 171.334227][ T8971] ? ksys_dup3+0x2e0/0x2e0 [ 171.338626][ T8971] ? find_held_lock+0x36/0x1d0 [ 171.343368][ T8971] ? __fget_light+0x179/0x1f0 [ 171.348555][ T8971] ? __fdget+0xe/0x10 [ 171.352514][ T8971] ? sockfd_lookup_light+0x1c/0x150 [ 171.357696][ T8971] __sys_sendmmsg+0x160/0x370 [ 171.362361][ T8971] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 171.367362][ T8971] ? vfs_write+0x25b/0x520 [ 171.371840][ T8971] ? lock_downgrade+0x900/0x900 [ 171.376669][ T8971] ? __kasan_check_write+0x14/0x20 [ 171.381766][ T8971] ? __mutex_unlock_slowpath+0xe0/0x690 [ 171.387303][ T8971] ? rcu_read_lock_any_held+0xcd/0xf0 [ 171.392769][ T8971] ? __kasan_check_write+0x14/0x20 [ 171.397872][ T8971] ? fput_many+0x1b/0x130 [ 171.402180][ T8971] ? fput+0xe/0x10 [ 171.405903][ T8971] ? ksys_write+0x181/0x220 [ 171.410418][ T8971] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 171.415886][ T8971] ? do_syscall_64+0x21/0x5f0 [ 171.420559][ T8971] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.426643][ T8971] __x64_sys_sendmmsg+0x98/0x100 [ 171.431578][ T8971] do_syscall_64+0xca/0x5f0 [ 171.436068][ T8971] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.442435][ T8971] RIP: 0033:0x45a639 [ 171.446305][ T8971] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 171.466457][ T8971] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 171.474872][ T8971] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 171.482828][ T8971] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 171.490779][ T8971] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 171.498731][ T8971] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 171.506681][ T8971] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 171.519336][ T8972] FAULT_INJECTION: forcing a failure. [ 171.519336][ T8972] name failslab, interval 1, probability 0, space 0, times 0 [ 171.540165][ T8972] CPU: 0 PID: 8972 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 171.549037][ T8972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.559081][ T8972] Call Trace: [ 171.562368][ T8972] dump_stack+0x12d/0x187 [ 171.566777][ T8972] should_fail.cold.4+0x5/0x13 [ 171.571529][ T8972] ? fault_create_debugfs_attr+0x150/0x150 [ 171.577318][ T8972] ? ___might_sleep+0x16b/0x2b0 [ 171.582153][ T8972] __should_failslab+0xba/0xf0 [ 171.586975][ T8972] should_failslab+0x9/0x14 [ 171.591930][ T8972] kmem_cache_alloc_node_trace+0x27b/0x770 [ 171.597961][ T8972] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 171.604030][ T8972] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 171.609841][ T8972] __kmalloc_node_track_caller+0x3c/0x70 [ 171.615480][ T8972] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 171.621010][ T8972] __alloc_skb+0xd7/0x570 [ 171.625337][ T8972] ? netdev_alloc_frag+0x160/0x160 [ 171.630503][ T8972] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 171.636824][ T8972] tc_ctl_tclass+0x457/0xbf0 [ 171.641504][ T8972] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 171.647932][ T8972] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 171.653051][ T8972] rtnetlink_rcv_msg+0x34a/0x8d0 [ 171.657978][ T8972] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 171.663434][ T8972] ? netlink_deliver_tap+0x160/0xac0 [ 171.668707][ T8972] netlink_rcv_skb+0x13c/0x380 [ 171.673451][ T8972] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 171.678901][ T8972] ? netlink_ack+0x970/0x970 [ 171.683476][ T8972] ? netlink_deliver_tap+0x178/0xac0 [ 171.688753][ T8972] rtnetlink_rcv+0x10/0x20 [ 171.693169][ T8972] netlink_unicast+0x45e/0x6a0 [ 171.697909][ T8972] ? netlink_attachskb+0x740/0x740 [ 171.702994][ T8972] ? _copy_from_iter_full+0x18a/0x780 [ 171.708365][ T8972] ? __kasan_check_read+0x11/0x20 [ 171.713367][ T8972] ? __check_object_size+0x203/0x2ea [ 171.718635][ T8972] netlink_sendmsg+0x7b0/0xcb0 [ 171.723382][ T8972] ? netlink_unicast+0x6a0/0x6a0 [ 171.728326][ T8972] ? tomoyo_socket_sendmsg+0x9/0x10 [ 171.733504][ T8972] ? netlink_unicast+0x6a0/0x6a0 [ 171.738824][ T8972] sock_sendmsg+0xb5/0xf0 [ 171.743132][ T8972] ____sys_sendmsg+0x3b0/0x950 [ 171.747878][ T8972] ? copy_msghdr_from_user+0x209/0x420 [ 171.753335][ T8972] ? kernel_sendmsg+0x30/0x30 [ 171.757995][ T8972] ___sys_sendmsg+0xe4/0x160 [ 171.762582][ T8972] ? sendmsg_copy_msghdr+0x30/0x30 [ 171.767938][ T8972] ? rcu_read_lock_held+0x9c/0xb0 [ 171.772947][ T8972] ? __kasan_check_read+0x11/0x20 [ 171.777973][ T8972] ? __fget+0x2ac/0x410 [ 171.782159][ T8972] ? ksys_dup3+0x2e0/0x2e0 [ 171.786570][ T8972] ? find_held_lock+0x36/0x1d0 [ 171.791315][ T8972] ? __fget_light+0x179/0x1f0 [ 171.796003][ T8972] ? __fdget+0xe/0x10 [ 171.800120][ T8972] ? sockfd_lookup_light+0x1c/0x150 [ 171.805302][ T8972] __sys_sendmmsg+0x160/0x370 [ 171.809972][ T8972] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 171.815070][ T8972] ? vfs_write+0x25b/0x520 [ 171.819586][ T8972] ? lock_downgrade+0x900/0x900 [ 171.824967][ T8972] ? __kasan_check_write+0x14/0x20 [ 171.830061][ T8972] ? __mutex_unlock_slowpath+0xe0/0x690 [ 171.835590][ T8972] ? rcu_read_lock_any_held+0xcd/0xf0 [ 171.840946][ T8972] ? __kasan_check_write+0x14/0x20 [ 171.846041][ T8972] ? fput_many+0x1b/0x130 [ 171.850363][ T8972] ? fput+0xe/0x10 [ 171.854071][ T8972] ? ksys_write+0x181/0x220 [ 171.858567][ T8972] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 171.864093][ T8972] ? do_syscall_64+0x21/0x5f0 [ 171.868764][ T8972] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.874822][ T8972] __x64_sys_sendmmsg+0x98/0x100 [ 171.879766][ T8972] do_syscall_64+0xca/0x5f0 [ 171.884264][ T8972] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.890134][ T8972] RIP: 0033:0x45a639 [ 171.894021][ T8972] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 171.913714][ T8972] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 171.922120][ T8972] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 171.930079][ T8972] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 171.938030][ T8972] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 171.946045][ T8972] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 171.954020][ T8972] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 172.164470][ T8978] FAULT_INJECTION: forcing a failure. [ 172.164470][ T8978] name failslab, interval 1, probability 0, space 0, times 0 [ 172.181127][ T8978] CPU: 0 PID: 8978 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 172.189742][ T8978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.199802][ T8978] Call Trace: [ 172.203088][ T8978] dump_stack+0x12d/0x187 [ 172.207435][ T8978] should_fail.cold.4+0x5/0x13 [ 172.212193][ T8978] ? fault_create_debugfs_attr+0x150/0x150 [ 172.217989][ T8978] ? ___might_sleep+0x16b/0x2b0 [ 172.222829][ T8978] __should_failslab+0xba/0xf0 [ 172.227581][ T8978] should_failslab+0x9/0x14 [ 172.232104][ T8978] kmem_cache_alloc_node_trace+0x27b/0x770 [ 172.237900][ T8978] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 172.243968][ T8978] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 172.249760][ T8978] __kmalloc_node_track_caller+0x3c/0x70 [ 172.255378][ T8978] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 172.260816][ T8978] __alloc_skb+0xd7/0x570 [ 172.265157][ T8978] ? netdev_alloc_frag+0x160/0x160 [ 172.270268][ T8978] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 172.276595][ T8978] tc_ctl_tclass+0x457/0xbf0 [ 172.281164][ T8978] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 172.286953][ T8978] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 172.292051][ T8978] rtnetlink_rcv_msg+0x34a/0x8d0 [ 172.296985][ T8978] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 172.302440][ T8978] ? netlink_deliver_tap+0x160/0xac0 [ 172.307704][ T8978] netlink_rcv_skb+0x13c/0x380 [ 172.312446][ T8978] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 172.317886][ T8978] ? netlink_ack+0x970/0x970 [ 172.322455][ T8978] ? netlink_deliver_tap+0x178/0xac0 [ 172.327745][ T8978] rtnetlink_rcv+0x10/0x20 [ 172.332151][ T8978] netlink_unicast+0x45e/0x6a0 [ 172.336924][ T8978] ? netlink_attachskb+0x740/0x740 [ 172.342014][ T8978] ? _copy_from_iter_full+0x18a/0x780 [ 172.347385][ T8978] ? __kasan_check_read+0x11/0x20 [ 172.352393][ T8978] ? __check_object_size+0x203/0x2ea [ 172.357661][ T8978] netlink_sendmsg+0x7b0/0xcb0 [ 172.362670][ T8978] ? netlink_unicast+0x6a0/0x6a0 [ 172.367613][ T8978] ? tomoyo_socket_sendmsg+0x9/0x10 [ 172.372792][ T8978] ? netlink_unicast+0x6a0/0x6a0 [ 172.377706][ T8978] sock_sendmsg+0xb5/0xf0 [ 172.382015][ T8978] ____sys_sendmsg+0x3b0/0x950 [ 172.386784][ T8978] ? copy_msghdr_from_user+0x209/0x420 [ 172.392220][ T8978] ? kernel_sendmsg+0x30/0x30 [ 172.396886][ T8978] ___sys_sendmsg+0xe4/0x160 [ 172.401474][ T8978] ? sendmsg_copy_msghdr+0x30/0x30 [ 172.406579][ T8978] ? rcu_read_lock_held+0x9c/0xb0 [ 172.411606][ T8978] ? __kasan_check_read+0x11/0x20 [ 172.416620][ T8978] ? __fget+0x2ac/0x410 [ 172.420785][ T8978] ? ksys_dup3+0x2e0/0x2e0 [ 172.425202][ T8978] ? find_held_lock+0x36/0x1d0 [ 172.429984][ T8978] ? __fget_light+0x179/0x1f0 [ 172.434653][ T8978] ? __fdget+0xe/0x10 [ 172.438628][ T8978] ? sockfd_lookup_light+0x1c/0x150 [ 172.443811][ T8978] __sys_sendmmsg+0x160/0x370 [ 172.448476][ T8978] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 172.453504][ T8978] ? vfs_write+0x25b/0x520 [ 172.457922][ T8978] ? lock_downgrade+0x900/0x900 [ 172.462793][ T8978] ? __kasan_check_write+0x14/0x20 [ 172.467908][ T8978] ? __mutex_unlock_slowpath+0xe0/0x690 [ 172.473448][ T8978] ? rcu_read_lock_any_held+0xcd/0xf0 [ 172.478830][ T8978] ? __kasan_check_write+0x14/0x20 [ 172.484016][ T8978] ? fput_many+0x1b/0x130 [ 172.488328][ T8978] ? fput+0xe/0x10 [ 172.492054][ T8978] ? ksys_write+0x181/0x220 [ 172.496562][ T8978] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 172.502194][ T8978] ? do_syscall_64+0x21/0x5f0 [ 172.507014][ T8978] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.513200][ T8978] __x64_sys_sendmmsg+0x98/0x100 [ 172.518129][ T8978] do_syscall_64+0xca/0x5f0 [ 172.528551][ T8978] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.534434][ T8978] RIP: 0033:0x45a639 [ 172.538322][ T8978] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 172.559914][ T8978] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 172.568354][ T8978] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 172.576341][ T8978] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 172.584308][ T8978] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 172.592348][ T8978] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 172.600308][ T8978] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 173.105790][ T8994] FAULT_INJECTION: forcing a failure. [ 173.105790][ T8994] name failslab, interval 1, probability 0, space 0, times 0 [ 173.128278][ T8994] CPU: 1 PID: 8994 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 173.136906][ T8994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.146965][ T8994] Call Trace: [ 173.150264][ T8994] dump_stack+0x12d/0x187 [ 173.154609][ T8994] should_fail.cold.4+0x5/0x13 [ 173.159406][ T8994] ? fault_create_debugfs_attr+0x150/0x150 [ 173.165399][ T8994] ? ___might_sleep+0x16b/0x2b0 [ 173.170261][ T8994] __should_failslab+0xba/0xf0 [ 173.175038][ T8994] should_failslab+0x9/0x14 [ 173.179539][ T8994] kmem_cache_alloc_node_trace+0x27b/0x770 [ 173.185493][ T8994] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 173.191714][ T8994] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 173.198043][ T8994] __kmalloc_node_track_caller+0x3c/0x70 [ 173.204113][ T8994] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 173.209577][ T8994] __alloc_skb+0xd7/0x570 [ 173.213916][ T8994] ? netdev_alloc_frag+0x160/0x160 [ 173.219216][ T8994] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 173.225822][ T8994] tc_ctl_tclass+0x457/0xbf0 [ 173.230453][ T8994] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 173.236258][ T8994] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 173.241387][ T8994] rtnetlink_rcv_msg+0x34a/0x8d0 [ 173.246350][ T8994] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 173.251966][ T8994] ? netlink_deliver_tap+0x160/0xac0 [ 173.257258][ T8994] netlink_rcv_skb+0x13c/0x380 [ 173.262014][ T8994] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 173.267558][ T8994] ? netlink_ack+0x970/0x970 [ 173.272310][ T8994] ? netlink_deliver_tap+0x178/0xac0 [ 173.277598][ T8994] rtnetlink_rcv+0x10/0x20 [ 173.282620][ T8994] netlink_unicast+0x45e/0x6a0 [ 173.287481][ T8994] ? netlink_attachskb+0x740/0x740 [ 173.292800][ T8994] ? _copy_from_iter_full+0x18a/0x780 [ 173.298175][ T8994] ? __kasan_check_read+0x11/0x20 [ 173.304194][ T8994] ? __check_object_size+0x203/0x2ea [ 173.309492][ T8994] netlink_sendmsg+0x7b0/0xcb0 [ 173.314383][ T8994] ? netlink_unicast+0x6a0/0x6a0 [ 173.319313][ T8994] ? tomoyo_socket_sendmsg+0x9/0x10 [ 173.324513][ T8994] ? netlink_unicast+0x6a0/0x6a0 [ 173.329459][ T8994] sock_sendmsg+0xb5/0xf0 [ 173.333798][ T8994] ____sys_sendmsg+0x3b0/0x950 [ 173.338554][ T8994] ? copy_msghdr_from_user+0x209/0x420 [ 173.344144][ T8994] ? kernel_sendmsg+0x30/0x30 [ 173.348994][ T8994] ___sys_sendmsg+0xe4/0x160 [ 173.353640][ T8994] ? sendmsg_copy_msghdr+0x30/0x30 [ 173.358766][ T8994] ? rcu_read_lock_held+0x9c/0xb0 [ 173.363891][ T8994] ? __kasan_check_read+0x11/0x20 [ 173.369157][ T8994] ? __fget+0x2ac/0x410 [ 173.373338][ T8994] ? ksys_dup3+0x2e0/0x2e0 [ 173.377748][ T8994] ? find_held_lock+0x36/0x1d0 [ 173.382528][ T8994] ? __fget_light+0x179/0x1f0 [ 173.387250][ T8994] ? __fdget+0xe/0x10 [ 173.391341][ T8994] ? sockfd_lookup_light+0x1c/0x150 [ 173.396652][ T8994] __sys_sendmmsg+0x160/0x370 [ 173.402371][ T8994] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 173.407385][ T8994] ? vfs_write+0x25b/0x520 [ 173.411914][ T8994] ? lock_downgrade+0x900/0x900 [ 173.417043][ T8994] ? __kasan_check_write+0x14/0x20 [ 173.422168][ T8994] ? __mutex_unlock_slowpath+0xe0/0x690 [ 173.427817][ T8994] ? rcu_read_lock_any_held+0xcd/0xf0 [ 173.433210][ T8994] ? __kasan_check_write+0x14/0x20 [ 173.438356][ T8994] ? fput_many+0x1b/0x130 [ 173.442689][ T8994] ? fput+0xe/0x10 [ 173.446404][ T8994] ? ksys_write+0x181/0x220 [ 173.450931][ T8994] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 173.456393][ T8994] ? do_syscall_64+0x21/0x5f0 [ 173.461145][ T8994] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.467299][ T8994] __x64_sys_sendmmsg+0x98/0x100 [ 173.472292][ T8994] do_syscall_64+0xca/0x5f0 [ 173.476827][ T8994] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.483203][ T8994] RIP: 0033:0x45a639 [ 173.487090][ T8994] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 173.506801][ T8994] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 173.515996][ T8994] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 173.524264][ T8994] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 173.532231][ T8994] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 173.540218][ T8994] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 173.548348][ T8994] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 173.559827][ T8995] FAULT_INJECTION: forcing a failure. [ 173.559827][ T8995] name failslab, interval 1, probability 0, space 0, times 0 [ 173.573664][ T8995] CPU: 1 PID: 8995 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 173.582273][ T8995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.592314][ T8995] Call Trace: [ 173.595599][ T8995] dump_stack+0x12d/0x187 [ 173.599931][ T8995] should_fail.cold.4+0x5/0x13 [ 173.604702][ T8995] ? fault_create_debugfs_attr+0x150/0x150 [ 173.610504][ T8995] ? ___might_sleep+0x16b/0x2b0 [ 173.615353][ T8995] __should_failslab+0xba/0xf0 [ 173.620105][ T8995] should_failslab+0x9/0x14 [ 173.624620][ T8995] kmem_cache_alloc_node_trace+0x27b/0x770 [ 173.630629][ T8995] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 173.636693][ T8995] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 173.642509][ T8995] __kmalloc_node_track_caller+0x3c/0x70 [ 173.648140][ T8995] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 173.653602][ T8995] __alloc_skb+0xd7/0x570 [ 173.657935][ T8995] ? netdev_alloc_frag+0x160/0x160 [ 173.663058][ T8995] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 173.669572][ T8995] tc_ctl_tclass+0x457/0xbf0 [ 173.674195][ T8995] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 173.680013][ T8995] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 173.685149][ T8995] rtnetlink_rcv_msg+0x34a/0x8d0 [ 173.690085][ T8995] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 173.695540][ T8995] ? netlink_deliver_tap+0x160/0xac0 [ 173.701156][ T8995] netlink_rcv_skb+0x13c/0x380 [ 173.706108][ T8995] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 173.711567][ T8995] ? netlink_ack+0x970/0x970 [ 173.716153][ T8995] ? netlink_deliver_tap+0x178/0xac0 [ 173.721467][ T8995] rtnetlink_rcv+0x10/0x20 [ 173.725877][ T8995] netlink_unicast+0x45e/0x6a0 [ 173.730647][ T8995] ? netlink_attachskb+0x740/0x740 [ 173.735858][ T8995] ? _copy_from_iter_full+0x18a/0x780 [ 173.741238][ T8995] ? __kasan_check_read+0x11/0x20 [ 173.746268][ T8995] ? __check_object_size+0x203/0x2ea [ 173.751547][ T8995] netlink_sendmsg+0x7b0/0xcb0 [ 173.756317][ T8995] ? netlink_unicast+0x6a0/0x6a0 [ 173.761252][ T8995] ? tomoyo_socket_sendmsg+0x9/0x10 [ 173.766449][ T8995] ? netlink_unicast+0x6a0/0x6a0 [ 173.771392][ T8995] sock_sendmsg+0xb5/0xf0 [ 173.775737][ T8995] ____sys_sendmsg+0x3b0/0x950 [ 173.780494][ T8995] ? copy_msghdr_from_user+0x209/0x420 [ 173.785952][ T8995] ? kernel_sendmsg+0x30/0x30 [ 173.790618][ T8995] ___sys_sendmsg+0xe4/0x160 [ 173.795192][ T8995] ? sendmsg_copy_msghdr+0x30/0x30 [ 173.800294][ T8995] ? rcu_read_lock_held+0x9c/0xb0 [ 173.805311][ T8995] ? __kasan_check_read+0x11/0x20 [ 173.810325][ T8995] ? __fget+0x2ac/0x410 [ 173.814481][ T8995] ? ksys_dup3+0x2e0/0x2e0 [ 173.818900][ T8995] ? find_held_lock+0x36/0x1d0 [ 173.823696][ T8995] ? __fget_light+0x179/0x1f0 [ 173.828707][ T8995] ? __fdget+0xe/0x10 [ 173.832676][ T8995] ? sockfd_lookup_light+0x1c/0x150 [ 173.837856][ T8995] __sys_sendmmsg+0x160/0x370 [ 173.842530][ T8995] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 173.847576][ T8995] ? vfs_write+0x25b/0x520 [ 173.851991][ T8995] ? lock_downgrade+0x900/0x900 [ 173.856832][ T8995] ? __kasan_check_write+0x14/0x20 [ 173.861928][ T8995] ? __mutex_unlock_slowpath+0xe0/0x690 [ 173.869299][ T8995] ? rcu_read_lock_any_held+0xcd/0xf0 [ 173.874761][ T8995] ? __kasan_check_write+0x14/0x20 [ 173.879881][ T8995] ? fput_many+0x1b/0x130 [ 173.884227][ T8995] ? fput+0xe/0x10 [ 173.887938][ T8995] ? ksys_write+0x181/0x220 [ 173.892420][ T8995] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 173.898004][ T8995] ? do_syscall_64+0x21/0x5f0 [ 173.902691][ T8995] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.909289][ T8995] __x64_sys_sendmmsg+0x98/0x100 [ 173.914230][ T8995] do_syscall_64+0xca/0x5f0 [ 173.918732][ T8995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.924868][ T8995] RIP: 0033:0x45a639 [ 173.928757][ T8995] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 173.948378][ T8995] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 173.956790][ T8995] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 173.964762][ T8995] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 173.972733][ T8995] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 173.980700][ T8995] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 173.988757][ T8995] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 174.001412][ T8996] FAULT_INJECTION: forcing a failure. [ 174.001412][ T8996] name failslab, interval 1, probability 0, space 0, times 0 [ 174.015509][ T8996] CPU: 1 PID: 8996 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 174.024098][ T8996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.034139][ T8996] Call Trace: [ 174.037429][ T8996] dump_stack+0x12d/0x187 [ 174.041747][ T8996] should_fail.cold.4+0x5/0x13 [ 174.046504][ T8996] ? fault_create_debugfs_attr+0x150/0x150 [ 174.052317][ T8996] ? ___might_sleep+0x16b/0x2b0 [ 174.058040][ T8996] __should_failslab+0xba/0xf0 [ 174.062944][ T8996] should_failslab+0x9/0x14 [ 174.067435][ T8996] kmem_cache_alloc_node_trace+0x27b/0x770 [ 174.073241][ T8996] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 174.079297][ T8996] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 174.085119][ T8996] __kmalloc_node_track_caller+0x3c/0x70 [ 174.090756][ T8996] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 174.096206][ T8996] __alloc_skb+0xd7/0x570 [ 174.100525][ T8996] ? netdev_alloc_frag+0x160/0x160 [ 174.105618][ T8996] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 174.111931][ T8996] tc_ctl_tclass+0x457/0xbf0 [ 174.116513][ T8996] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 174.122334][ T8996] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 174.127445][ T8996] rtnetlink_rcv_msg+0x34a/0x8d0 [ 174.132368][ T8996] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 174.137819][ T8996] ? netlink_deliver_tap+0x160/0xac0 [ 174.143091][ T8996] netlink_rcv_skb+0x13c/0x380 [ 174.147835][ T8996] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 174.153271][ T8996] ? netlink_ack+0x970/0x970 [ 174.157854][ T8996] ? netlink_deliver_tap+0x178/0xac0 [ 174.163180][ T8996] rtnetlink_rcv+0x10/0x20 [ 174.167593][ T8996] netlink_unicast+0x45e/0x6a0 [ 174.172338][ T8996] ? netlink_attachskb+0x740/0x740 [ 174.177436][ T8996] ? _copy_from_iter_full+0x18a/0x780 [ 174.182907][ T8996] ? __kasan_check_read+0x11/0x20 [ 174.187936][ T8996] ? __check_object_size+0x203/0x2ea [ 174.193204][ T8996] netlink_sendmsg+0x7b0/0xcb0 [ 174.197957][ T8996] ? netlink_unicast+0x6a0/0x6a0 [ 174.202902][ T8996] ? tomoyo_socket_sendmsg+0x9/0x10 [ 174.208101][ T8996] ? netlink_unicast+0x6a0/0x6a0 [ 174.213017][ T8996] sock_sendmsg+0xb5/0xf0 [ 174.217330][ T8996] ____sys_sendmsg+0x3b0/0x950 [ 174.222081][ T8996] ? copy_msghdr_from_user+0x209/0x420 [ 174.227527][ T8996] ? kernel_sendmsg+0x30/0x30 [ 174.232196][ T8996] ___sys_sendmsg+0xe4/0x160 [ 174.236776][ T8996] ? sendmsg_copy_msghdr+0x30/0x30 [ 174.241870][ T8996] ? rcu_read_lock_held+0x9c/0xb0 [ 174.246881][ T8996] ? __kasan_check_read+0x11/0x20 [ 174.251904][ T8996] ? __fget+0x2ac/0x410 [ 174.256053][ T8996] ? ksys_dup3+0x2e0/0x2e0 [ 174.260476][ T8996] ? find_held_lock+0x36/0x1d0 [ 174.265217][ T8996] ? __fget_light+0x179/0x1f0 [ 174.269869][ T8996] ? __fdget+0xe/0x10 [ 174.273828][ T8996] ? sockfd_lookup_light+0x1c/0x150 [ 174.279013][ T8996] __sys_sendmmsg+0x160/0x370 [ 174.283676][ T8996] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 174.288679][ T8996] ? vfs_write+0x25b/0x520 [ 174.293089][ T8996] ? lock_downgrade+0x900/0x900 [ 174.297953][ T8996] ? __kasan_check_write+0x14/0x20 [ 174.303064][ T8996] ? __mutex_unlock_slowpath+0xe0/0x690 [ 174.308706][ T8996] ? rcu_read_lock_any_held+0xcd/0xf0 [ 174.314097][ T8996] ? __kasan_check_write+0x14/0x20 [ 174.319201][ T8996] ? fput_many+0x1b/0x130 [ 174.323508][ T8996] ? fput+0xe/0x10 [ 174.327339][ T8996] ? ksys_write+0x181/0x220 [ 174.331824][ T8996] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.337293][ T8996] ? do_syscall_64+0x21/0x5f0 [ 174.342102][ T8996] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.348183][ T8996] __x64_sys_sendmmsg+0x98/0x100 [ 174.353109][ T8996] do_syscall_64+0xca/0x5f0 [ 174.357614][ T8996] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.363493][ T8996] RIP: 0033:0x45a639 [ 174.367476][ T8996] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 174.387201][ T8996] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 174.395606][ T8996] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 174.403638][ T8996] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 174.411603][ T8996] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 174.419669][ T8996] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 174.427643][ T8996] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 174.614433][ T9002] FAULT_INJECTION: forcing a failure. [ 174.614433][ T9002] name failslab, interval 1, probability 0, space 0, times 0 [ 174.631016][ T9002] CPU: 0 PID: 9002 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 174.639616][ T9002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.649674][ T9002] Call Trace: [ 174.652962][ T9002] dump_stack+0x12d/0x187 [ 174.657288][ T9002] should_fail.cold.4+0x5/0x13 [ 174.662188][ T9002] ? fault_create_debugfs_attr+0x150/0x150 [ 174.668007][ T9002] ? ___might_sleep+0x16b/0x2b0 [ 174.672852][ T9002] __should_failslab+0xba/0xf0 [ 174.677604][ T9002] should_failslab+0x9/0x14 [ 174.682094][ T9002] kmem_cache_alloc_node_trace+0x27b/0x770 [ 174.687917][ T9002] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 174.693966][ T9002] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 174.699762][ T9002] __kmalloc_node_track_caller+0x3c/0x70 [ 174.705385][ T9002] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 174.710904][ T9002] __alloc_skb+0xd7/0x570 [ 174.715239][ T9002] ? netdev_alloc_frag+0x160/0x160 [ 174.720342][ T9002] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 174.726656][ T9002] tc_ctl_tclass+0x457/0xbf0 [ 174.731232][ T9002] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 174.737101][ T9002] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 174.742217][ T9002] rtnetlink_rcv_msg+0x34a/0x8d0 [ 174.747145][ T9002] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 174.752689][ T9002] ? netlink_deliver_tap+0x160/0xac0 [ 174.758073][ T9002] netlink_rcv_skb+0x13c/0x380 [ 174.762839][ T9002] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 174.768286][ T9002] ? netlink_ack+0x970/0x970 [ 174.772858][ T9002] ? netlink_deliver_tap+0x178/0xac0 [ 174.778136][ T9002] rtnetlink_rcv+0x10/0x20 [ 174.782535][ T9002] netlink_unicast+0x45e/0x6a0 [ 174.787290][ T9002] ? netlink_attachskb+0x740/0x740 [ 174.792393][ T9002] ? _copy_from_iter_full+0x18a/0x780 [ 174.797752][ T9002] ? __kasan_check_read+0x11/0x20 [ 174.802870][ T9002] ? __check_object_size+0x203/0x2ea [ 174.808151][ T9002] netlink_sendmsg+0x7b0/0xcb0 [ 174.812950][ T9002] ? netlink_unicast+0x6a0/0x6a0 [ 174.817886][ T9002] ? tomoyo_socket_sendmsg+0x9/0x10 [ 174.823070][ T9002] ? netlink_unicast+0x6a0/0x6a0 [ 174.828166][ T9002] sock_sendmsg+0xb5/0xf0 [ 174.832593][ T9002] ____sys_sendmsg+0x3b0/0x950 [ 174.837351][ T9002] ? copy_msghdr_from_user+0x209/0x420 [ 174.842796][ T9002] ? kernel_sendmsg+0x30/0x30 [ 174.847467][ T9002] ___sys_sendmsg+0xe4/0x160 [ 174.852085][ T9002] ? sendmsg_copy_msghdr+0x30/0x30 [ 174.857444][ T9002] ? rcu_read_lock_held+0x9c/0xb0 [ 174.862449][ T9002] ? __kasan_check_read+0x11/0x20 [ 174.867483][ T9002] ? __fget+0x2ac/0x410 [ 174.871622][ T9002] ? ksys_dup3+0x2e0/0x2e0 [ 174.876031][ T9002] ? find_held_lock+0x36/0x1d0 [ 174.880788][ T9002] ? __fget_light+0x179/0x1f0 [ 174.885467][ T9002] ? __fdget+0xe/0x10 [ 174.889430][ T9002] ? sockfd_lookup_light+0x1c/0x150 [ 174.894713][ T9002] __sys_sendmmsg+0x160/0x370 [ 174.899379][ T9002] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 174.904454][ T9002] ? vfs_write+0x25b/0x520 [ 174.908849][ T9002] ? lock_downgrade+0x900/0x900 [ 174.913680][ T9002] ? __kasan_check_write+0x14/0x20 [ 174.918776][ T9002] ? __mutex_unlock_slowpath+0xe0/0x690 [ 174.924509][ T9002] ? rcu_read_lock_any_held+0xcd/0xf0 [ 174.929893][ T9002] ? __kasan_check_write+0x14/0x20 [ 174.935004][ T9002] ? fput_many+0x1b/0x130 [ 174.939336][ T9002] ? fput+0xe/0x10 [ 174.943057][ T9002] ? ksys_write+0x181/0x220 [ 174.947549][ T9002] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.953004][ T9002] ? do_syscall_64+0x21/0x5f0 [ 174.957685][ T9002] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.963748][ T9002] __x64_sys_sendmmsg+0x98/0x100 [ 174.969020][ T9002] do_syscall_64+0xca/0x5f0 [ 174.973539][ T9002] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.979788][ T9002] RIP: 0033:0x45a639 [ 174.983785][ T9002] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 175.003436][ T9002] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 175.011852][ T9002] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 175.019816][ T9002] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 175.027784][ T9002] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 175.035760][ T9002] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 175.044514][ T9002] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 175.254394][ T9008] FAULT_INJECTION: forcing a failure. [ 175.254394][ T9008] name failslab, interval 1, probability 0, space 0, times 0 [ 175.267236][ T9008] CPU: 0 PID: 9008 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 175.275822][ T9008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.286022][ T9008] Call Trace: [ 175.289306][ T9008] dump_stack+0x12d/0x187 [ 175.293636][ T9008] should_fail.cold.4+0x5/0x13 [ 175.298379][ T9008] ? fault_create_debugfs_attr+0x150/0x150 [ 175.304169][ T9008] ? ___might_sleep+0x16b/0x2b0 [ 175.309081][ T9008] __should_failslab+0xba/0xf0 [ 175.313847][ T9008] should_failslab+0x9/0x14 [ 175.318346][ T9008] kmem_cache_alloc_node_trace+0x27b/0x770 [ 175.324150][ T9008] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 175.330237][ T9008] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 175.337170][ T9008] __kmalloc_node_track_caller+0x3c/0x70 [ 175.342798][ T9008] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 175.348261][ T9008] __alloc_skb+0xd7/0x570 [ 175.352581][ T9008] ? netdev_alloc_frag+0x160/0x160 [ 175.357690][ T9008] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 175.364016][ T9008] tc_ctl_tclass+0x457/0xbf0 [ 175.368691][ T9008] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 175.374530][ T9008] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 175.379659][ T9008] rtnetlink_rcv_msg+0x34a/0x8d0 [ 175.384623][ T9008] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 175.390081][ T9008] ? netlink_deliver_tap+0x160/0xac0 [ 175.395365][ T9008] netlink_rcv_skb+0x13c/0x380 [ 175.400229][ T9008] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 175.405675][ T9008] ? netlink_ack+0x970/0x970 [ 175.410371][ T9008] ? netlink_deliver_tap+0x178/0xac0 [ 175.415642][ T9008] rtnetlink_rcv+0x10/0x20 [ 175.420236][ T9008] netlink_unicast+0x45e/0x6a0 [ 175.425000][ T9008] ? netlink_attachskb+0x740/0x740 [ 175.430239][ T9008] ? _copy_from_iter_full+0x18a/0x780 [ 175.435599][ T9008] ? __kasan_check_read+0x11/0x20 [ 175.440647][ T9008] ? __check_object_size+0x203/0x2ea [ 175.445929][ T9008] netlink_sendmsg+0x7b0/0xcb0 [ 175.450840][ T9008] ? netlink_unicast+0x6a0/0x6a0 [ 175.455768][ T9008] ? tomoyo_socket_sendmsg+0x9/0x10 [ 175.460976][ T9008] ? netlink_unicast+0x6a0/0x6a0 [ 175.465919][ T9008] sock_sendmsg+0xb5/0xf0 [ 175.470253][ T9008] ____sys_sendmsg+0x3b0/0x950 [ 175.475206][ T9008] ? copy_msghdr_from_user+0x209/0x420 [ 175.480670][ T9008] ? kernel_sendmsg+0x30/0x30 [ 175.485358][ T9008] ___sys_sendmsg+0xe4/0x160 [ 175.489955][ T9008] ? sendmsg_copy_msghdr+0x30/0x30 [ 175.495060][ T9008] ? rcu_read_lock_held+0x9c/0xb0 [ 175.500236][ T9008] ? __kasan_check_read+0x11/0x20 [ 175.505382][ T9008] ? __fget+0x2ac/0x410 [ 175.509543][ T9008] ? ksys_dup3+0x2e0/0x2e0 [ 175.514074][ T9008] ? find_held_lock+0x36/0x1d0 [ 175.518857][ T9008] ? __fget_light+0x179/0x1f0 [ 175.523527][ T9008] ? __fdget+0xe/0x10 [ 175.527508][ T9008] ? sockfd_lookup_light+0x1c/0x150 [ 175.532690][ T9008] __sys_sendmmsg+0x160/0x370 [ 175.537478][ T9008] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 175.542500][ T9008] ? vfs_write+0x25b/0x520 [ 175.547047][ T9008] ? lock_downgrade+0x900/0x900 [ 175.551895][ T9008] ? __kasan_check_write+0x14/0x20 [ 175.557118][ T9008] ? __mutex_unlock_slowpath+0xe0/0x690 [ 175.562662][ T9008] ? rcu_read_lock_any_held+0xcd/0xf0 [ 175.568045][ T9008] ? __kasan_check_write+0x14/0x20 [ 175.573262][ T9008] ? fput_many+0x1b/0x130 [ 175.577586][ T9008] ? fput+0xe/0x10 [ 175.581433][ T9008] ? ksys_write+0x181/0x220 [ 175.585929][ T9008] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 175.591389][ T9008] ? do_syscall_64+0x21/0x5f0 [ 175.596080][ T9008] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.602134][ T9008] __x64_sys_sendmmsg+0x98/0x100 [ 175.607071][ T9008] do_syscall_64+0xca/0x5f0 [ 175.611572][ T9008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.617450][ T9008] RIP: 0033:0x45a639 [ 175.621327][ T9008] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 175.641035][ T9008] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 175.649441][ T9008] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 175.657406][ T9008] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 175.665407][ T9008] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 175.673394][ T9008] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 175.681374][ T9008] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 176.016265][ T9019] FAULT_INJECTION: forcing a failure. [ 176.016265][ T9019] name failslab, interval 1, probability 0, space 0, times 0 [ 176.033888][ T9019] CPU: 1 PID: 9019 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 176.042492][ T9019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.042497][ T9019] Call Trace: [ 176.042510][ T9019] dump_stack+0x12d/0x187 [ 176.042524][ T9019] should_fail.cold.4+0x5/0x13 [ 176.042534][ T9019] ? fault_create_debugfs_attr+0x150/0x150 [ 176.042544][ T9019] ? ___might_sleep+0x16b/0x2b0 [ 176.042556][ T9019] __should_failslab+0xba/0xf0 [ 176.042566][ T9019] should_failslab+0x9/0x14 [ 176.042574][ T9019] kmem_cache_alloc_node_trace+0x27b/0x770 [ 176.042582][ T9019] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 176.042587][ T9019] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 176.042599][ T9019] __kmalloc_node_track_caller+0x3c/0x70 [ 176.108613][ T9019] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 176.114070][ T9019] __alloc_skb+0xd7/0x570 [ 176.118394][ T9019] ? netdev_alloc_frag+0x160/0x160 [ 176.123501][ T9019] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 176.130168][ T9019] tc_ctl_tclass+0x457/0xbf0 [ 176.134748][ T9019] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 176.140593][ T9019] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 176.145718][ T9019] rtnetlink_rcv_msg+0x34a/0x8d0 [ 176.150646][ T9019] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 176.156089][ T9019] ? netlink_deliver_tap+0x160/0xac0 [ 176.161379][ T9019] netlink_rcv_skb+0x13c/0x380 [ 176.166154][ T9019] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 176.171593][ T9019] ? netlink_ack+0x970/0x970 [ 176.176166][ T9019] ? netlink_deliver_tap+0x178/0xac0 [ 176.181440][ T9019] rtnetlink_rcv+0x10/0x20 [ 176.185854][ T9019] netlink_unicast+0x45e/0x6a0 [ 176.190606][ T9019] ? netlink_attachskb+0x740/0x740 [ 176.195698][ T9019] ? _copy_from_iter_full+0x18a/0x780 [ 176.201052][ T9019] ? __kasan_check_read+0x11/0x20 [ 176.206062][ T9019] ? __check_object_size+0x203/0x2ea [ 176.211336][ T9019] netlink_sendmsg+0x7b0/0xcb0 [ 176.216089][ T9019] ? netlink_unicast+0x6a0/0x6a0 [ 176.221015][ T9019] ? tomoyo_socket_sendmsg+0x9/0x10 [ 176.226199][ T9019] ? netlink_unicast+0x6a0/0x6a0 [ 176.231114][ T9019] sock_sendmsg+0xb5/0xf0 [ 176.235446][ T9019] ____sys_sendmsg+0x3b0/0x950 [ 176.240202][ T9019] ? copy_msghdr_from_user+0x209/0x420 [ 176.245639][ T9019] ? kernel_sendmsg+0x30/0x30 [ 176.250319][ T9019] ___sys_sendmsg+0xe4/0x160 [ 176.254919][ T9019] ? sendmsg_copy_msghdr+0x30/0x30 [ 176.260037][ T9019] ? rcu_read_lock_held+0x9c/0xb0 [ 176.265038][ T9019] ? __kasan_check_read+0x11/0x20 [ 176.270059][ T9019] ? __fget+0x2ac/0x410 [ 176.274194][ T9019] ? ksys_dup3+0x2e0/0x2e0 [ 176.278590][ T9019] ? find_held_lock+0x36/0x1d0 [ 176.283334][ T9019] ? __fget_light+0x179/0x1f0 [ 176.288006][ T9019] ? __fdget+0xe/0x10 [ 176.291962][ T9019] ? sockfd_lookup_light+0x1c/0x150 [ 176.297146][ T9019] __sys_sendmmsg+0x160/0x370 [ 176.301827][ T9019] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 176.306846][ T9019] ? vfs_write+0x25b/0x520 [ 176.311240][ T9019] ? lock_downgrade+0x900/0x900 [ 176.316093][ T9019] ? __kasan_check_write+0x14/0x20 [ 176.321194][ T9019] ? __mutex_unlock_slowpath+0xe0/0x690 [ 176.326759][ T9019] ? rcu_read_lock_any_held+0xcd/0xf0 [ 176.332125][ T9019] ? __kasan_check_write+0x14/0x20 [ 176.337226][ T9019] ? fput_many+0x1b/0x130 [ 176.341546][ T9019] ? fput+0xe/0x10 [ 176.345275][ T9019] ? ksys_write+0x181/0x220 [ 176.349776][ T9019] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 176.355220][ T9019] ? do_syscall_64+0x21/0x5f0 [ 176.359880][ T9019] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.366903][ T9019] __x64_sys_sendmmsg+0x98/0x100 [ 176.371924][ T9019] do_syscall_64+0xca/0x5f0 [ 176.376424][ T9019] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.382323][ T9019] RIP: 0033:0x45a639 [ 176.386206][ T9019] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 176.406871][ T9019] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 176.415267][ T9019] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 176.423223][ T9019] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 176.431182][ T9019] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 176.439174][ T9019] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 176.447144][ T9019] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 176.457971][ T9020] FAULT_INJECTION: forcing a failure. [ 176.457971][ T9020] name failslab, interval 1, probability 0, space 0, times 0 [ 176.473233][ T9020] CPU: 1 PID: 9020 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 176.481831][ T9020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.492156][ T9020] Call Trace: [ 176.495442][ T9020] dump_stack+0x12d/0x187 [ 176.499846][ T9020] should_fail.cold.4+0x5/0x13 [ 176.504690][ T9020] ? fault_create_debugfs_attr+0x150/0x150 [ 176.510502][ T9020] ? ___might_sleep+0x16b/0x2b0 [ 176.515343][ T9020] __should_failslab+0xba/0xf0 [ 176.520109][ T9020] should_failslab+0x9/0x14 [ 176.524605][ T9020] kmem_cache_alloc_node_trace+0x27b/0x770 [ 176.530430][ T9020] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 176.536547][ T9020] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 176.542356][ T9020] __kmalloc_node_track_caller+0x3c/0x70 [ 176.547989][ T9020] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 176.553430][ T9020] __alloc_skb+0xd7/0x570 [ 176.558554][ T9020] ? netdev_alloc_frag+0x160/0x160 [ 176.563650][ T9020] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 176.569954][ T9020] tc_ctl_tclass+0x457/0xbf0 [ 176.574520][ T9020] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 176.580314][ T9020] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 176.585403][ T9020] rtnetlink_rcv_msg+0x34a/0x8d0 [ 176.590330][ T9020] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 176.595771][ T9020] ? netlink_deliver_tap+0x160/0xac0 [ 176.606948][ T9020] netlink_rcv_skb+0x13c/0x380 [ 176.611735][ T9020] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 176.617175][ T9020] ? netlink_ack+0x970/0x970 [ 176.621766][ T9020] ? netlink_deliver_tap+0x178/0xac0 [ 176.627640][ T9020] rtnetlink_rcv+0x10/0x20 [ 176.632032][ T9020] netlink_unicast+0x45e/0x6a0 [ 176.636782][ T9020] ? netlink_attachskb+0x740/0x740 [ 176.641892][ T9020] ? _copy_from_iter_full+0x18a/0x780 [ 176.647258][ T9020] ? __kasan_check_read+0x11/0x20 [ 176.652282][ T9020] ? __check_object_size+0x203/0x2ea [ 176.657568][ T9020] netlink_sendmsg+0x7b0/0xcb0 [ 176.662354][ T9020] ? netlink_unicast+0x6a0/0x6a0 [ 176.667291][ T9020] ? tomoyo_socket_sendmsg+0x9/0x10 [ 176.672472][ T9020] ? netlink_unicast+0x6a0/0x6a0 [ 176.677823][ T9020] sock_sendmsg+0xb5/0xf0 [ 176.682166][ T9020] ____sys_sendmsg+0x3b0/0x950 [ 176.686944][ T9020] ? copy_msghdr_from_user+0x209/0x420 [ 176.692385][ T9020] ? kernel_sendmsg+0x30/0x30 [ 176.698013][ T9020] ___sys_sendmsg+0xe4/0x160 [ 176.702580][ T9020] ? sendmsg_copy_msghdr+0x30/0x30 [ 176.707667][ T9020] ? rcu_read_lock_held+0x9c/0xb0 [ 176.712853][ T9020] ? __kasan_check_read+0x11/0x20 [ 176.717853][ T9020] ? __fget+0x2ac/0x410 [ 176.721996][ T9020] ? ksys_dup3+0x2e0/0x2e0 [ 176.726387][ T9020] ? find_held_lock+0x36/0x1d0 [ 176.731127][ T9020] ? __fget_light+0x179/0x1f0 [ 176.735781][ T9020] ? __fdget+0xe/0x10 [ 176.739736][ T9020] ? sockfd_lookup_light+0x1c/0x150 [ 176.744932][ T9020] __sys_sendmmsg+0x160/0x370 [ 176.749584][ T9020] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 176.754583][ T9020] ? vfs_write+0x25b/0x520 [ 176.758970][ T9020] ? lock_downgrade+0x900/0x900 [ 176.763815][ T9020] ? __kasan_check_write+0x14/0x20 [ 176.768923][ T9020] ? __mutex_unlock_slowpath+0xe0/0x690 [ 176.774464][ T9020] ? rcu_read_lock_any_held+0xcd/0xf0 [ 176.779812][ T9020] ? __kasan_check_write+0x14/0x20 [ 176.784897][ T9020] ? fput_many+0x1b/0x130 [ 176.789217][ T9020] ? fput+0xe/0x10 [ 176.792909][ T9020] ? ksys_write+0x181/0x220 [ 176.797388][ T9020] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 176.802819][ T9020] ? do_syscall_64+0x21/0x5f0 [ 176.807470][ T9020] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.813525][ T9020] __x64_sys_sendmmsg+0x98/0x100 [ 176.818436][ T9020] do_syscall_64+0xca/0x5f0 [ 176.822935][ T9020] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.828821][ T9020] RIP: 0033:0x45a639 [ 176.832694][ T9020] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 176.852288][ T9020] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 176.860678][ T9020] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 176.868639][ T9020] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 176.876598][ T9020] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 176.884543][ T9020] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 176.892741][ T9020] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 2020/01/13 17:04:59 executed programs: 180 [ 177.256347][ T9031] FAULT_INJECTION: forcing a failure. [ 177.256347][ T9031] name failslab, interval 1, probability 0, space 0, times 0 [ 177.275605][ T9031] CPU: 1 PID: 9031 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 177.284786][ T9031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.294837][ T9031] Call Trace: [ 177.298113][ T9031] dump_stack+0x12d/0x187 [ 177.303183][ T9031] should_fail.cold.4+0x5/0x13 [ 177.307931][ T9031] ? fault_create_debugfs_attr+0x150/0x150 [ 177.313724][ T9031] ? ___might_sleep+0x16b/0x2b0 [ 177.318571][ T9031] __should_failslab+0xba/0xf0 [ 177.323425][ T9031] should_failslab+0x9/0x14 [ 177.327917][ T9031] kmem_cache_alloc_node_trace+0x27b/0x770 [ 177.333730][ T9031] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 177.339814][ T9031] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 177.345623][ T9031] __kmalloc_node_track_caller+0x3c/0x70 [ 177.351250][ T9031] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 177.356695][ T9031] __alloc_skb+0xd7/0x570 [ 177.361009][ T9031] ? netdev_alloc_frag+0x160/0x160 [ 177.366104][ T9031] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 177.372427][ T9031] tc_ctl_tclass+0x457/0xbf0 [ 177.377117][ T9031] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 177.382917][ T9031] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 177.388029][ T9031] rtnetlink_rcv_msg+0x34a/0x8d0 [ 177.392949][ T9031] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 177.398395][ T9031] ? netlink_deliver_tap+0x160/0xac0 [ 177.403679][ T9031] netlink_rcv_skb+0x13c/0x380 [ 177.408431][ T9031] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 177.413899][ T9031] ? netlink_ack+0x970/0x970 [ 177.418575][ T9031] ? netlink_deliver_tap+0x178/0xac0 [ 177.423853][ T9031] rtnetlink_rcv+0x10/0x20 [ 177.428271][ T9031] netlink_unicast+0x45e/0x6a0 [ 177.433114][ T9031] ? netlink_attachskb+0x740/0x740 [ 177.438207][ T9031] ? _copy_from_iter_full+0x18a/0x780 [ 177.443561][ T9031] ? __kasan_check_read+0x11/0x20 [ 177.448573][ T9031] ? __check_object_size+0x203/0x2ea [ 177.453946][ T9031] netlink_sendmsg+0x7b0/0xcb0 [ 177.458858][ T9031] ? netlink_unicast+0x6a0/0x6a0 [ 177.464326][ T9031] ? tomoyo_socket_sendmsg+0x9/0x10 [ 177.470389][ T9031] ? netlink_unicast+0x6a0/0x6a0 [ 177.475588][ T9031] sock_sendmsg+0xb5/0xf0 [ 177.479908][ T9031] ____sys_sendmsg+0x3b0/0x950 [ 177.484669][ T9031] ? copy_msghdr_from_user+0x209/0x420 [ 177.490109][ T9031] ? kernel_sendmsg+0x30/0x30 [ 177.495421][ T9031] ___sys_sendmsg+0xe4/0x160 [ 177.500001][ T9031] ? sendmsg_copy_msghdr+0x30/0x30 [ 177.505111][ T9031] ? rcu_read_lock_held+0x9c/0xb0 [ 177.510121][ T9031] ? __kasan_check_read+0x11/0x20 [ 177.515127][ T9031] ? __fget+0x2ac/0x410 [ 177.519276][ T9031] ? ksys_dup3+0x2e0/0x2e0 [ 177.523856][ T9031] ? find_held_lock+0x36/0x1d0 [ 177.528774][ T9031] ? __fget_light+0x179/0x1f0 [ 177.533566][ T9031] ? __fdget+0xe/0x10 [ 177.537549][ T9031] ? sockfd_lookup_light+0x1c/0x150 [ 177.542753][ T9031] __sys_sendmmsg+0x160/0x370 [ 177.547856][ T9031] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 177.552899][ T9031] ? vfs_write+0x25b/0x520 [ 177.557317][ T9031] ? lock_downgrade+0x900/0x900 [ 177.562174][ T9031] ? __kasan_check_write+0x14/0x20 [ 177.569370][ T9031] ? __mutex_unlock_slowpath+0xe0/0x690 [ 177.575020][ T9031] ? rcu_read_lock_any_held+0xcd/0xf0 [ 177.580391][ T9031] ? __kasan_check_write+0x14/0x20 [ 177.585509][ T9031] ? fput_many+0x1b/0x130 [ 177.589834][ T9031] ? fput+0xe/0x10 [ 177.594244][ T9031] ? ksys_write+0x181/0x220 [ 177.598754][ T9031] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 177.604302][ T9031] ? do_syscall_64+0x21/0x5f0 [ 177.608963][ T9031] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.615214][ T9031] __x64_sys_sendmmsg+0x98/0x100 [ 177.620276][ T9031] do_syscall_64+0xca/0x5f0 [ 177.624773][ T9031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.630655][ T9031] RIP: 0033:0x45a639 [ 177.634536][ T9031] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 177.654124][ T9031] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 177.662524][ T9031] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 177.670499][ T9031] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 177.678597][ T9031] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 177.686555][ T9031] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 177.694592][ T9031] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 177.705703][ T9032] FAULT_INJECTION: forcing a failure. [ 177.705703][ T9032] name failslab, interval 1, probability 0, space 0, times 0 [ 177.718679][ T9032] CPU: 1 PID: 9032 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 177.727265][ T9032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.737309][ T9032] Call Trace: [ 177.740601][ T9032] dump_stack+0x12d/0x187 [ 177.744949][ T9032] should_fail.cold.4+0x5/0x13 [ 177.749705][ T9032] ? fault_create_debugfs_attr+0x150/0x150 [ 177.755495][ T9032] ? ___might_sleep+0x16b/0x2b0 [ 177.760324][ T9032] __should_failslab+0xba/0xf0 [ 177.765073][ T9032] should_failslab+0x9/0x14 [ 177.769663][ T9032] kmem_cache_alloc_node_trace+0x27b/0x770 [ 177.775500][ T9032] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 177.781565][ T9032] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 177.787354][ T9032] __kmalloc_node_track_caller+0x3c/0x70 [ 177.792971][ T9032] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 177.798423][ T9032] __alloc_skb+0xd7/0x570 [ 177.802732][ T9032] ? netdev_alloc_frag+0x160/0x160 [ 177.807841][ T9032] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 177.814167][ T9032] tc_ctl_tclass+0x457/0xbf0 [ 177.818789][ T9032] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 177.824621][ T9032] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 177.829777][ T9032] rtnetlink_rcv_msg+0x34a/0x8d0 [ 177.834817][ T9032] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 177.840292][ T9032] ? netlink_deliver_tap+0x160/0xac0 [ 177.845621][ T9032] netlink_rcv_skb+0x13c/0x380 [ 177.850373][ T9032] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 177.855840][ T9032] ? netlink_ack+0x970/0x970 [ 177.860440][ T9032] ? netlink_deliver_tap+0x178/0xac0 [ 177.865732][ T9032] rtnetlink_rcv+0x10/0x20 [ 177.870146][ T9032] netlink_unicast+0x45e/0x6a0 [ 177.874993][ T9032] ? netlink_attachskb+0x740/0x740 [ 177.880162][ T9032] ? _copy_from_iter_full+0x18a/0x780 [ 177.885669][ T9032] ? __kasan_check_read+0x11/0x20 [ 177.890686][ T9032] ? __check_object_size+0x203/0x2ea [ 177.896392][ T9032] netlink_sendmsg+0x7b0/0xcb0 [ 177.901201][ T9032] ? netlink_unicast+0x6a0/0x6a0 [ 177.906164][ T9032] ? tomoyo_socket_sendmsg+0x9/0x10 [ 177.911365][ T9032] ? netlink_unicast+0x6a0/0x6a0 [ 177.916294][ T9032] sock_sendmsg+0xb5/0xf0 [ 177.920624][ T9032] ____sys_sendmsg+0x3b0/0x950 [ 177.925376][ T9032] ? copy_msghdr_from_user+0x209/0x420 [ 177.930856][ T9032] ? kernel_sendmsg+0x30/0x30 [ 177.937021][ T9032] ___sys_sendmsg+0xe4/0x160 [ 177.941604][ T9032] ? sendmsg_copy_msghdr+0x30/0x30 [ 177.946690][ T9032] ? rcu_read_lock_held+0x9c/0xb0 [ 177.951709][ T9032] ? __kasan_check_read+0x11/0x20 [ 177.957943][ T9032] ? __fget+0x2ac/0x410 [ 177.962089][ T9032] ? ksys_dup3+0x2e0/0x2e0 [ 177.966489][ T9032] ? find_held_lock+0x36/0x1d0 [ 177.971239][ T9032] ? __fget_light+0x179/0x1f0 [ 177.975906][ T9032] ? __fdget+0xe/0x10 [ 177.979863][ T9032] ? sockfd_lookup_light+0x1c/0x150 [ 177.985054][ T9032] __sys_sendmmsg+0x160/0x370 [ 177.989720][ T9032] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 177.994738][ T9032] ? vfs_write+0x25b/0x520 [ 177.999143][ T9032] ? lock_downgrade+0x900/0x900 [ 178.003978][ T9032] ? __kasan_check_write+0x14/0x20 [ 178.009072][ T9032] ? __mutex_unlock_slowpath+0xe0/0x690 [ 178.014599][ T9032] ? rcu_read_lock_any_held+0xcd/0xf0 [ 178.019976][ T9032] ? __kasan_check_write+0x14/0x20 [ 178.025063][ T9032] ? fput_many+0x1b/0x130 [ 178.029376][ T9032] ? fput+0xe/0x10 [ 178.033086][ T9032] ? ksys_write+0x181/0x220 [ 178.037565][ T9032] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 178.043017][ T9032] ? do_syscall_64+0x21/0x5f0 [ 178.047690][ T9032] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.053749][ T9032] __x64_sys_sendmmsg+0x98/0x100 [ 178.058841][ T9032] do_syscall_64+0xca/0x5f0 [ 178.063350][ T9032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.069350][ T9032] RIP: 0033:0x45a639 [ 178.073226][ T9032] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 178.092813][ T9032] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 178.101233][ T9032] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 178.109220][ T9032] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 178.117207][ T9032] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 178.125183][ T9032] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 178.133150][ T9032] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 178.324350][ T9038] FAULT_INJECTION: forcing a failure. [ 178.324350][ T9038] name failslab, interval 1, probability 0, space 0, times 0 [ 178.337518][ T9038] CPU: 1 PID: 9038 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 178.346098][ T9038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.356143][ T9038] Call Trace: [ 178.359437][ T9038] dump_stack+0x12d/0x187 [ 178.363749][ T9038] should_fail.cold.4+0x5/0x13 [ 178.368502][ T9038] ? fault_create_debugfs_attr+0x150/0x150 [ 178.374295][ T9038] ? ___might_sleep+0x16b/0x2b0 [ 178.379131][ T9038] __should_failslab+0xba/0xf0 [ 178.383880][ T9038] should_failslab+0x9/0x14 [ 178.388385][ T9038] kmem_cache_alloc_node_trace+0x27b/0x770 [ 178.394290][ T9038] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 178.400333][ T9038] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 178.406157][ T9038] __kmalloc_node_track_caller+0x3c/0x70 [ 178.411790][ T9038] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 178.417243][ T9038] __alloc_skb+0xd7/0x570 [ 178.421571][ T9038] ? netdev_alloc_frag+0x160/0x160 [ 178.426688][ T9038] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 178.436480][ T9038] tc_ctl_tclass+0x457/0xbf0 [ 178.441237][ T9038] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 178.447076][ T9038] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 178.452192][ T9038] rtnetlink_rcv_msg+0x34a/0x8d0 [ 178.457111][ T9038] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 178.462555][ T9038] ? netlink_deliver_tap+0x160/0xac0 [ 178.467834][ T9038] netlink_rcv_skb+0x13c/0x380 [ 178.472605][ T9038] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 178.478044][ T9038] ? netlink_ack+0x970/0x970 [ 178.482615][ T9038] ? netlink_deliver_tap+0x178/0xac0 [ 178.487894][ T9038] rtnetlink_rcv+0x10/0x20 [ 178.492315][ T9038] netlink_unicast+0x45e/0x6a0 [ 178.497067][ T9038] ? netlink_attachskb+0x740/0x740 [ 178.502158][ T9038] ? _copy_from_iter_full+0x18a/0x780 [ 178.507522][ T9038] ? __kasan_check_read+0x11/0x20 [ 178.512548][ T9038] ? __check_object_size+0x203/0x2ea [ 178.517827][ T9038] netlink_sendmsg+0x7b0/0xcb0 [ 178.522606][ T9038] ? netlink_unicast+0x6a0/0x6a0 [ 178.527535][ T9038] ? tomoyo_socket_sendmsg+0x9/0x10 [ 178.532724][ T9038] ? netlink_unicast+0x6a0/0x6a0 [ 178.537798][ T9038] sock_sendmsg+0xb5/0xf0 [ 178.542405][ T9038] ____sys_sendmsg+0x3b0/0x950 [ 178.547164][ T9038] ? copy_msghdr_from_user+0x209/0x420 [ 178.552615][ T9038] ? kernel_sendmsg+0x30/0x30 [ 178.557278][ T9038] ___sys_sendmsg+0xe4/0x160 [ 178.561846][ T9038] ? sendmsg_copy_msghdr+0x30/0x30 [ 178.566947][ T9038] ? rcu_read_lock_held+0x9c/0xb0 [ 178.571973][ T9038] ? __kasan_check_read+0x11/0x20 [ 178.577034][ T9038] ? __fget+0x2ac/0x410 [ 178.581233][ T9038] ? ksys_dup3+0x2e0/0x2e0 [ 178.585647][ T9038] ? find_held_lock+0x36/0x1d0 [ 178.590489][ T9038] ? __fget_light+0x179/0x1f0 [ 178.595157][ T9038] ? __fdget+0xe/0x10 [ 178.599134][ T9038] ? sockfd_lookup_light+0x1c/0x150 [ 178.604348][ T9038] __sys_sendmmsg+0x160/0x370 [ 178.609032][ T9038] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 178.614060][ T9038] ? vfs_write+0x25b/0x520 [ 178.618459][ T9038] ? lock_downgrade+0x900/0x900 [ 178.623382][ T9038] ? __kasan_check_write+0x14/0x20 [ 178.628487][ T9038] ? __mutex_unlock_slowpath+0xe0/0x690 [ 178.634017][ T9038] ? rcu_read_lock_any_held+0xcd/0xf0 [ 178.639376][ T9038] ? __kasan_check_write+0x14/0x20 [ 178.644565][ T9038] ? fput_many+0x1b/0x130 [ 178.648892][ T9038] ? fput+0xe/0x10 [ 178.652693][ T9038] ? ksys_write+0x181/0x220 [ 178.657185][ T9038] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 178.662617][ T9038] ? do_syscall_64+0x21/0x5f0 [ 178.667279][ T9038] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.673342][ T9038] __x64_sys_sendmmsg+0x98/0x100 [ 178.678281][ T9038] do_syscall_64+0xca/0x5f0 [ 178.682848][ T9038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.689636][ T9038] RIP: 0033:0x45a639 [ 178.693529][ T9038] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 178.713131][ T9038] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 178.721671][ T9038] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 178.729642][ T9038] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 178.737611][ T9038] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 178.745571][ T9038] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 178.753582][ T9038] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 178.944256][ T9044] FAULT_INJECTION: forcing a failure. [ 178.944256][ T9044] name failslab, interval 1, probability 0, space 0, times 0 [ 178.960859][ T9044] CPU: 0 PID: 9044 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 178.969554][ T9044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.979611][ T9044] Call Trace: [ 178.982903][ T9044] dump_stack+0x12d/0x187 [ 178.987219][ T9044] should_fail.cold.4+0x5/0x13 [ 178.991963][ T9044] ? fault_create_debugfs_attr+0x150/0x150 [ 178.997757][ T9044] ? ___might_sleep+0x16b/0x2b0 [ 179.002594][ T9044] __should_failslab+0xba/0xf0 [ 179.007364][ T9044] should_failslab+0x9/0x14 [ 179.011861][ T9044] kmem_cache_alloc_node_trace+0x27b/0x770 [ 179.017729][ T9044] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 179.023786][ T9044] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 179.029588][ T9044] __kmalloc_node_track_caller+0x3c/0x70 [ 179.035480][ T9044] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 179.040939][ T9044] __alloc_skb+0xd7/0x570 [ 179.045261][ T9044] ? netdev_alloc_frag+0x160/0x160 [ 179.050377][ T9044] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 179.056872][ T9044] tc_ctl_tclass+0x457/0xbf0 [ 179.061464][ T9044] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 179.067313][ T9044] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 179.072454][ T9044] rtnetlink_rcv_msg+0x34a/0x8d0 [ 179.077385][ T9044] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 179.082828][ T9044] ? netlink_deliver_tap+0x160/0xac0 [ 179.088120][ T9044] netlink_rcv_skb+0x13c/0x380 [ 179.092864][ T9044] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 179.098648][ T9044] ? netlink_ack+0x970/0x970 [ 179.103250][ T9044] ? netlink_deliver_tap+0x178/0xac0 [ 179.108526][ T9044] rtnetlink_rcv+0x10/0x20 [ 179.112922][ T9044] netlink_unicast+0x45e/0x6a0 [ 179.117676][ T9044] ? netlink_attachskb+0x740/0x740 [ 179.122836][ T9044] ? _copy_from_iter_full+0x18a/0x780 [ 179.128440][ T9044] ? __kasan_check_read+0x11/0x20 [ 179.133447][ T9044] ? __check_object_size+0x203/0x2ea [ 179.138849][ T9044] netlink_sendmsg+0x7b0/0xcb0 [ 179.143601][ T9044] ? netlink_unicast+0x6a0/0x6a0 [ 179.150564][ T9044] ? tomoyo_socket_sendmsg+0x9/0x10 [ 179.155790][ T9044] ? netlink_unicast+0x6a0/0x6a0 [ 179.160712][ T9044] sock_sendmsg+0xb5/0xf0 [ 179.165040][ T9044] ____sys_sendmsg+0x3b0/0x950 [ 179.169832][ T9044] ? copy_msghdr_from_user+0x209/0x420 [ 179.175271][ T9044] ? kernel_sendmsg+0x30/0x30 [ 179.179941][ T9044] ___sys_sendmsg+0xe4/0x160 [ 179.185205][ T9044] ? sendmsg_copy_msghdr+0x30/0x30 [ 179.190302][ T9044] ? rcu_read_lock_held+0x9c/0xb0 [ 179.195449][ T9044] ? __kasan_check_read+0x11/0x20 [ 179.200457][ T9044] ? __fget+0x2ac/0x410 [ 179.204604][ T9044] ? ksys_dup3+0x2e0/0x2e0 [ 179.209012][ T9044] ? find_held_lock+0x36/0x1d0 [ 179.213758][ T9044] ? __fget_light+0x179/0x1f0 [ 179.218427][ T9044] ? __fdget+0xe/0x10 [ 179.222387][ T9044] ? sockfd_lookup_light+0x1c/0x150 [ 179.227570][ T9044] __sys_sendmmsg+0x160/0x370 [ 179.232237][ T9044] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 179.237241][ T9044] ? vfs_write+0x25b/0x520 [ 179.241643][ T9044] ? lock_downgrade+0x900/0x900 [ 179.246479][ T9044] ? __kasan_check_write+0x14/0x20 [ 179.251574][ T9044] ? __mutex_unlock_slowpath+0xe0/0x690 [ 179.257115][ T9044] ? rcu_read_lock_any_held+0xcd/0xf0 [ 179.262477][ T9044] ? __kasan_check_write+0x14/0x20 [ 179.267591][ T9044] ? fput_many+0x1b/0x130 [ 179.271912][ T9044] ? fput+0xe/0x10 [ 179.275615][ T9044] ? ksys_write+0x181/0x220 [ 179.280117][ T9044] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 179.285550][ T9044] ? do_syscall_64+0x21/0x5f0 [ 179.290228][ T9044] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.297253][ T9044] __x64_sys_sendmmsg+0x98/0x100 [ 179.302257][ T9044] do_syscall_64+0xca/0x5f0 [ 179.306752][ T9044] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.312870][ T9044] RIP: 0033:0x45a639 [ 179.316769][ T9044] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 179.336379][ T9044] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 179.344776][ T9044] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 179.352733][ T9044] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 179.361649][ T9044] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 179.369682][ T9044] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 179.377635][ T9044] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 179.714833][ T9055] FAULT_INJECTION: forcing a failure. [ 179.714833][ T9055] name failslab, interval 1, probability 0, space 0, times 0 [ 179.727867][ T9055] CPU: 0 PID: 9055 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 179.736460][ T9055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.746610][ T9055] Call Trace: [ 179.749891][ T9055] dump_stack+0x12d/0x187 [ 179.754231][ T9055] should_fail.cold.4+0x5/0x13 [ 179.758988][ T9055] ? fault_create_debugfs_attr+0x150/0x150 [ 179.764776][ T9055] ? ___might_sleep+0x16b/0x2b0 [ 179.769625][ T9055] __should_failslab+0xba/0xf0 [ 179.774449][ T9055] should_failslab+0x9/0x14 [ 179.778935][ T9055] kmem_cache_alloc_node+0x266/0x760 [ 179.784199][ T9055] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 179.789469][ T9055] ? __local_bh_enable_ip+0x160/0x260 [ 179.794814][ T9055] ? qfq_change_class+0x538/0x16c4 [ 179.800063][ T9055] ? trace_hardirqs_on+0x28/0x1a0 [ 179.805067][ T9055] __alloc_skb+0xa7/0x570 [ 179.809438][ T9055] ? netdev_alloc_frag+0x160/0x160 [ 179.814542][ T9055] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 179.820862][ T9055] tc_ctl_tclass+0x457/0xbf0 [ 179.825523][ T9055] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 179.831331][ T9055] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 179.836476][ T9055] rtnetlink_rcv_msg+0x34a/0x8d0 [ 179.841409][ T9055] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 179.846859][ T9055] ? netlink_deliver_tap+0x160/0xac0 [ 179.852133][ T9055] netlink_rcv_skb+0x13c/0x380 [ 179.856884][ T9055] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 179.862415][ T9055] ? netlink_ack+0x970/0x970 [ 179.867342][ T9055] ? netlink_deliver_tap+0x178/0xac0 [ 179.872683][ T9055] rtnetlink_rcv+0x10/0x20 [ 179.877503][ T9055] netlink_unicast+0x45e/0x6a0 [ 179.882261][ T9055] ? netlink_attachskb+0x740/0x740 [ 179.887370][ T9055] ? _copy_from_iter_full+0x18a/0x780 [ 179.892797][ T9055] ? __kasan_check_read+0x11/0x20 [ 179.897824][ T9055] ? __check_object_size+0x203/0x2ea [ 179.903113][ T9055] netlink_sendmsg+0x7b0/0xcb0 [ 179.907877][ T9055] ? netlink_unicast+0x6a0/0x6a0 [ 179.912814][ T9055] ? tomoyo_socket_sendmsg+0x9/0x10 [ 179.918011][ T9055] ? netlink_unicast+0x6a0/0x6a0 [ 179.922935][ T9055] sock_sendmsg+0xb5/0xf0 [ 179.927267][ T9055] ____sys_sendmsg+0x3b0/0x950 [ 179.932012][ T9055] ? copy_msghdr_from_user+0x209/0x420 [ 179.937538][ T9055] ? kernel_sendmsg+0x30/0x30 [ 179.942328][ T9055] ___sys_sendmsg+0xe4/0x160 [ 179.946916][ T9055] ? sendmsg_copy_msghdr+0x30/0x30 [ 179.952016][ T9055] ? rcu_read_lock_held+0x9c/0xb0 [ 179.957043][ T9055] ? __kasan_check_read+0x11/0x20 [ 179.962749][ T9055] ? __fget+0x2ac/0x410 [ 179.967018][ T9055] ? ksys_dup3+0x2e0/0x2e0 [ 179.971435][ T9055] ? find_held_lock+0x36/0x1d0 [ 179.976188][ T9055] ? __fget_light+0x179/0x1f0 [ 179.980977][ T9055] ? __fdget+0xe/0x10 [ 179.984958][ T9055] ? sockfd_lookup_light+0x1c/0x150 [ 179.990149][ T9055] __sys_sendmmsg+0x160/0x370 [ 179.994829][ T9055] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 179.999869][ T9055] ? vfs_write+0x25b/0x520 [ 180.004279][ T9055] ? lock_downgrade+0x900/0x900 [ 180.009166][ T9055] ? __kasan_check_write+0x14/0x20 [ 180.014346][ T9055] ? __mutex_unlock_slowpath+0xe0/0x690 [ 180.019962][ T9055] ? rcu_read_lock_any_held+0xcd/0xf0 [ 180.025614][ T9055] ? __kasan_check_write+0x14/0x20 [ 180.030856][ T9055] ? fput_many+0x1b/0x130 [ 180.035187][ T9055] ? fput+0xe/0x10 [ 180.038889][ T9055] ? ksys_write+0x181/0x220 [ 180.043373][ T9055] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 180.048870][ T9055] ? do_syscall_64+0x21/0x5f0 [ 180.053676][ T9055] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.059797][ T9055] __x64_sys_sendmmsg+0x98/0x100 [ 180.064717][ T9055] do_syscall_64+0xca/0x5f0 [ 180.069223][ T9055] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.075112][ T9055] RIP: 0033:0x45a639 [ 180.078991][ T9055] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 180.098632][ T9055] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 180.107027][ T9055] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 180.115348][ T9055] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 180.123319][ T9055] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 180.131719][ T9055] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 180.139746][ T9055] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 180.155410][ T9056] FAULT_INJECTION: forcing a failure. [ 180.155410][ T9056] name failslab, interval 1, probability 0, space 0, times 0 [ 180.168808][ T9056] CPU: 0 PID: 9056 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 180.177409][ T9056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.187505][ T9056] Call Trace: [ 180.190800][ T9056] dump_stack+0x12d/0x187 [ 180.195139][ T9056] should_fail.cold.4+0x5/0x13 [ 180.200029][ T9056] ? fault_create_debugfs_attr+0x150/0x150 [ 180.205840][ T9056] ? ___might_sleep+0x16b/0x2b0 [ 180.210681][ T9056] __should_failslab+0xba/0xf0 [ 180.215436][ T9056] should_failslab+0x9/0x14 [ 180.220078][ T9056] kmem_cache_alloc_node_trace+0x27b/0x770 [ 180.225892][ T9056] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 180.232056][ T9056] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 180.237870][ T9056] __kmalloc_node_track_caller+0x3c/0x70 [ 180.243507][ T9056] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 180.249003][ T9056] __alloc_skb+0xd7/0x570 [ 180.253358][ T9056] ? netdev_alloc_frag+0x160/0x160 [ 180.258683][ T9056] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 180.265160][ T9056] tc_ctl_tclass+0x457/0xbf0 [ 180.269763][ T9056] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 180.275572][ T9056] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 180.280680][ T9056] rtnetlink_rcv_msg+0x34a/0x8d0 [ 180.285606][ T9056] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 180.291238][ T9056] ? netlink_deliver_tap+0x160/0xac0 [ 180.296692][ T9056] netlink_rcv_skb+0x13c/0x380 [ 180.301456][ T9056] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 180.306943][ T9056] ? netlink_ack+0x970/0x970 [ 180.311522][ T9056] ? netlink_deliver_tap+0x178/0xac0 [ 180.316800][ T9056] rtnetlink_rcv+0x10/0x20 [ 180.321471][ T9056] netlink_unicast+0x45e/0x6a0 [ 180.326249][ T9056] ? netlink_attachskb+0x740/0x740 [ 180.331350][ T9056] ? _copy_from_iter_full+0x18a/0x780 [ 180.336702][ T9056] ? __kasan_check_read+0x11/0x20 [ 180.341698][ T9056] ? __check_object_size+0x203/0x2ea [ 180.346971][ T9056] netlink_sendmsg+0x7b0/0xcb0 [ 180.351726][ T9056] ? netlink_unicast+0x6a0/0x6a0 [ 180.356644][ T9056] ? tomoyo_socket_sendmsg+0x9/0x10 [ 180.361820][ T9056] ? netlink_unicast+0x6a0/0x6a0 [ 180.366821][ T9056] sock_sendmsg+0xb5/0xf0 [ 180.371165][ T9056] ____sys_sendmsg+0x3b0/0x950 [ 180.375945][ T9056] ? copy_msghdr_from_user+0x209/0x420 [ 180.381399][ T9056] ? kernel_sendmsg+0x30/0x30 [ 180.386067][ T9056] ___sys_sendmsg+0xe4/0x160 [ 180.390754][ T9056] ? sendmsg_copy_msghdr+0x30/0x30 [ 180.395979][ T9056] ? rcu_read_lock_held+0x9c/0xb0 [ 180.400995][ T9056] ? __kasan_check_read+0x11/0x20 [ 180.406030][ T9056] ? __fget+0x2ac/0x410 [ 180.410171][ T9056] ? ksys_dup3+0x2e0/0x2e0 [ 180.414708][ T9056] ? find_held_lock+0x36/0x1d0 [ 180.419544][ T9056] ? __fget_light+0x179/0x1f0 [ 180.424301][ T9056] ? __fdget+0xe/0x10 [ 180.428425][ T9056] ? sockfd_lookup_light+0x1c/0x150 [ 180.433617][ T9056] __sys_sendmmsg+0x160/0x370 [ 180.438434][ T9056] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 180.443453][ T9056] ? vfs_write+0x25b/0x520 [ 180.447846][ T9056] ? lock_downgrade+0x900/0x900 [ 180.452679][ T9056] ? __kasan_check_write+0x14/0x20 [ 180.457838][ T9056] ? __mutex_unlock_slowpath+0xe0/0x690 [ 180.463362][ T9056] ? rcu_read_lock_any_held+0xcd/0xf0 [ 180.468836][ T9056] ? __kasan_check_write+0x14/0x20 [ 180.474024][ T9056] ? fput_many+0x1b/0x130 [ 180.478343][ T9056] ? fput+0xe/0x10 [ 180.482045][ T9056] ? ksys_write+0x181/0x220 [ 180.486525][ T9056] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 180.491963][ T9056] ? do_syscall_64+0x21/0x5f0 [ 180.496617][ T9056] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.502677][ T9056] __x64_sys_sendmmsg+0x98/0x100 [ 180.507594][ T9056] do_syscall_64+0xca/0x5f0 [ 180.512086][ T9056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.517952][ T9056] RIP: 0033:0x45a639 [ 180.521823][ T9056] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 180.541403][ T9056] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 180.549810][ T9056] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 180.557760][ T9056] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 180.565801][ T9056] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 180.573756][ T9056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 180.581738][ T9056] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 180.907401][ T9067] FAULT_INJECTION: forcing a failure. [ 180.907401][ T9067] name failslab, interval 1, probability 0, space 0, times 0 [ 180.942131][ T9067] CPU: 1 PID: 9067 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 180.950750][ T9067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.960792][ T9067] Call Trace: [ 180.964081][ T9067] dump_stack+0x12d/0x187 [ 180.968393][ T9067] should_fail.cold.4+0x5/0x13 [ 180.973166][ T9067] ? fault_create_debugfs_attr+0x150/0x150 [ 180.978976][ T9067] ? ___might_sleep+0x16b/0x2b0 [ 180.983826][ T9067] __should_failslab+0xba/0xf0 [ 180.988748][ T9067] should_failslab+0x9/0x14 [ 180.993263][ T9067] kmem_cache_alloc_node_trace+0x27b/0x770 [ 180.999054][ T9067] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 181.005107][ T9067] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 181.010896][ T9067] __kmalloc_node_track_caller+0x3c/0x70 [ 181.016526][ T9067] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 181.021964][ T9067] __alloc_skb+0xd7/0x570 [ 181.026275][ T9067] ? netdev_alloc_frag+0x160/0x160 [ 181.031371][ T9067] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 181.037678][ T9067] tc_ctl_tclass+0x457/0xbf0 [ 181.042254][ T9067] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 181.048054][ T9067] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 181.053272][ T9067] rtnetlink_rcv_msg+0x34a/0x8d0 [ 181.058192][ T9067] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 181.063642][ T9067] ? netlink_deliver_tap+0x160/0xac0 [ 181.068938][ T9067] netlink_rcv_skb+0x13c/0x380 [ 181.073814][ T9067] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 181.079268][ T9067] ? netlink_ack+0x970/0x970 [ 181.083847][ T9067] ? netlink_deliver_tap+0x178/0xac0 [ 181.089125][ T9067] rtnetlink_rcv+0x10/0x20 [ 181.093626][ T9067] netlink_unicast+0x45e/0x6a0 [ 181.098382][ T9067] ? netlink_attachskb+0x740/0x740 [ 181.103478][ T9067] ? _copy_from_iter_full+0x18a/0x780 [ 181.109023][ T9067] ? __kasan_check_read+0x11/0x20 [ 181.114063][ T9067] ? __check_object_size+0x203/0x2ea [ 181.119341][ T9067] netlink_sendmsg+0x7b0/0xcb0 [ 181.124098][ T9067] ? netlink_unicast+0x6a0/0x6a0 [ 181.129019][ T9067] ? tomoyo_socket_sendmsg+0x9/0x10 [ 181.134324][ T9067] ? netlink_unicast+0x6a0/0x6a0 [ 181.139266][ T9067] sock_sendmsg+0xb5/0xf0 [ 181.143595][ T9067] ____sys_sendmsg+0x3b0/0x950 [ 181.148376][ T9067] ? copy_msghdr_from_user+0x209/0x420 [ 181.153834][ T9067] ? kernel_sendmsg+0x30/0x30 [ 181.158508][ T9067] ___sys_sendmsg+0xe4/0x160 [ 181.163102][ T9067] ? sendmsg_copy_msghdr+0x30/0x30 [ 181.168634][ T9067] ? rcu_read_lock_held+0x9c/0xb0 [ 181.173675][ T9067] ? __kasan_check_read+0x11/0x20 [ 181.178698][ T9067] ? __fget+0x2ac/0x410 [ 181.182850][ T9067] ? ksys_dup3+0x2e0/0x2e0 [ 181.187262][ T9067] ? find_held_lock+0x36/0x1d0 [ 181.192034][ T9067] ? __fget_light+0x179/0x1f0 [ 181.196689][ T9067] ? __fdget+0xe/0x10 [ 181.200659][ T9067] ? sockfd_lookup_light+0x1c/0x150 [ 181.205844][ T9067] __sys_sendmmsg+0x160/0x370 [ 181.210506][ T9067] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 181.215538][ T9067] ? vfs_write+0x25b/0x520 [ 181.219948][ T9067] ? lock_downgrade+0x900/0x900 [ 181.224782][ T9067] ? __kasan_check_write+0x14/0x20 [ 181.229870][ T9067] ? __mutex_unlock_slowpath+0xe0/0x690 [ 181.235396][ T9067] ? rcu_read_lock_any_held+0xcd/0xf0 [ 181.240768][ T9067] ? __kasan_check_write+0x14/0x20 [ 181.246051][ T9067] ? fput_many+0x1b/0x130 [ 181.250365][ T9067] ? fput+0xe/0x10 [ 181.254089][ T9067] ? ksys_write+0x181/0x220 [ 181.258619][ T9067] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 181.264064][ T9067] ? do_syscall_64+0x21/0x5f0 [ 181.268723][ T9067] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.274778][ T9067] __x64_sys_sendmmsg+0x98/0x100 [ 181.279694][ T9067] do_syscall_64+0xca/0x5f0 [ 181.284191][ T9067] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.290088][ T9067] RIP: 0033:0x45a639 [ 181.293976][ T9067] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 181.313568][ T9067] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 181.321967][ T9067] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 181.330025][ T9067] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 181.338206][ T9067] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 181.346219][ T9067] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 181.354182][ T9067] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 181.365856][ T9068] FAULT_INJECTION: forcing a failure. [ 181.365856][ T9068] name failslab, interval 1, probability 0, space 0, times 0 [ 181.380656][ T9068] CPU: 0 PID: 9068 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 181.389263][ T9068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.399430][ T9068] Call Trace: [ 181.402723][ T9068] dump_stack+0x12d/0x187 [ 181.407060][ T9068] should_fail.cold.4+0x5/0x13 [ 181.411911][ T9068] ? fault_create_debugfs_attr+0x150/0x150 [ 181.417769][ T9068] ? ___might_sleep+0x16b/0x2b0 [ 181.422603][ T9068] __should_failslab+0xba/0xf0 [ 181.427355][ T9068] should_failslab+0x9/0x14 [ 181.432367][ T9068] kmem_cache_alloc_node_trace+0x27b/0x770 [ 181.438157][ T9068] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 181.444827][ T9068] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 181.450640][ T9068] __kmalloc_node_track_caller+0x3c/0x70 [ 181.456265][ T9068] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 181.461756][ T9068] __alloc_skb+0xd7/0x570 [ 181.466106][ T9068] ? netdev_alloc_frag+0x160/0x160 [ 181.471226][ T9068] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 181.477558][ T9068] tc_ctl_tclass+0x457/0xbf0 [ 181.482135][ T9068] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 181.487962][ T9068] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 181.493092][ T9068] rtnetlink_rcv_msg+0x34a/0x8d0 [ 181.498035][ T9068] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 181.503658][ T9068] ? netlink_deliver_tap+0x160/0xac0 [ 181.508943][ T9068] netlink_rcv_skb+0x13c/0x380 [ 181.513719][ T9068] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 181.519318][ T9068] ? netlink_ack+0x970/0x970 [ 181.523932][ T9068] ? netlink_deliver_tap+0x178/0xac0 [ 181.529294][ T9068] rtnetlink_rcv+0x10/0x20 [ 181.533938][ T9068] netlink_unicast+0x45e/0x6a0 [ 181.538727][ T9068] ? netlink_attachskb+0x740/0x740 [ 181.543832][ T9068] ? _copy_from_iter_full+0x18a/0x780 [ 181.549199][ T9068] ? __kasan_check_read+0x11/0x20 [ 181.554210][ T9068] ? __check_object_size+0x203/0x2ea [ 181.559475][ T9068] netlink_sendmsg+0x7b0/0xcb0 [ 181.564233][ T9068] ? netlink_unicast+0x6a0/0x6a0 [ 181.569160][ T9068] ? tomoyo_socket_sendmsg+0x9/0x10 [ 181.574340][ T9068] ? netlink_unicast+0x6a0/0x6a0 [ 181.579269][ T9068] sock_sendmsg+0xb5/0xf0 [ 181.583601][ T9068] ____sys_sendmsg+0x3b0/0x950 [ 181.588353][ T9068] ? copy_msghdr_from_user+0x209/0x420 [ 181.593872][ T9068] ? kernel_sendmsg+0x30/0x30 [ 181.598545][ T9068] ___sys_sendmsg+0xe4/0x160 [ 181.603117][ T9068] ? sendmsg_copy_msghdr+0x30/0x30 [ 181.608214][ T9068] ? rcu_read_lock_held+0x9c/0xb0 [ 181.613235][ T9068] ? __kasan_check_read+0x11/0x20 [ 181.618251][ T9068] ? __fget+0x2ac/0x410 [ 181.622387][ T9068] ? ksys_dup3+0x2e0/0x2e0 [ 181.626790][ T9068] ? find_held_lock+0x36/0x1d0 [ 181.631548][ T9068] ? __fget_light+0x179/0x1f0 [ 181.636206][ T9068] ? __fdget+0xe/0x10 [ 181.640174][ T9068] ? sockfd_lookup_light+0x1c/0x150 [ 181.645367][ T9068] __sys_sendmmsg+0x160/0x370 [ 181.650044][ T9068] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 181.655053][ T9068] ? vfs_write+0x25b/0x520 [ 181.659449][ T9068] ? lock_downgrade+0x900/0x900 [ 181.664296][ T9068] ? __kasan_check_write+0x14/0x20 [ 181.669398][ T9068] ? __mutex_unlock_slowpath+0xe0/0x690 [ 181.674933][ T9068] ? rcu_read_lock_any_held+0xcd/0xf0 [ 181.680302][ T9068] ? __kasan_check_write+0x14/0x20 [ 181.685440][ T9068] ? fput_many+0x1b/0x130 [ 181.689771][ T9068] ? fput+0xe/0x10 [ 181.693583][ T9068] ? ksys_write+0x181/0x220 [ 181.698375][ T9068] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 181.703819][ T9068] ? do_syscall_64+0x21/0x5f0 [ 181.708499][ T9068] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.714755][ T9068] __x64_sys_sendmmsg+0x98/0x100 [ 181.719674][ T9068] do_syscall_64+0xca/0x5f0 [ 181.724169][ T9068] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.730048][ T9068] RIP: 0033:0x45a639 [ 181.733922][ T9068] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 181.755851][ T9068] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 181.764247][ T9068] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 181.772211][ T9068] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 181.780251][ T9068] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 181.788221][ T9068] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 181.796246][ T9068] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 181.964335][ T9074] FAULT_INJECTION: forcing a failure. [ 181.964335][ T9074] name failslab, interval 1, probability 0, space 0, times 0 [ 181.978010][ T9074] CPU: 0 PID: 9074 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 181.986608][ T9074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.996655][ T9074] Call Trace: [ 181.999938][ T9074] dump_stack+0x12d/0x187 [ 182.004978][ T9074] should_fail.cold.4+0x5/0x13 [ 182.009732][ T9074] ? fault_create_debugfs_attr+0x150/0x150 [ 182.015527][ T9074] ? ___might_sleep+0x16b/0x2b0 [ 182.020380][ T9074] __should_failslab+0xba/0xf0 [ 182.025166][ T9074] should_failslab+0x9/0x14 [ 182.029674][ T9074] kmem_cache_alloc_node_trace+0x27b/0x770 [ 182.035481][ T9074] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 182.041538][ T9074] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 182.047355][ T9074] __kmalloc_node_track_caller+0x3c/0x70 [ 182.052979][ T9074] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 182.058431][ T9074] __alloc_skb+0xd7/0x570 [ 182.062882][ T9074] ? netdev_alloc_frag+0x160/0x160 [ 182.067992][ T9074] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 182.074342][ T9074] tc_ctl_tclass+0x457/0xbf0 [ 182.078924][ T9074] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 182.084718][ T9074] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 182.089831][ T9074] rtnetlink_rcv_msg+0x34a/0x8d0 [ 182.094774][ T9074] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 182.100238][ T9074] ? netlink_deliver_tap+0x160/0xac0 [ 182.105504][ T9074] netlink_rcv_skb+0x13c/0x380 [ 182.110264][ T9074] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 182.115827][ T9074] ? netlink_ack+0x970/0x970 [ 182.120406][ T9074] ? netlink_deliver_tap+0x178/0xac0 [ 182.125692][ T9074] rtnetlink_rcv+0x10/0x20 [ 182.130101][ T9074] netlink_unicast+0x45e/0x6a0 [ 182.134952][ T9074] ? netlink_attachskb+0x740/0x740 [ 182.140050][ T9074] ? _copy_from_iter_full+0x18a/0x780 [ 182.145402][ T9074] ? __kasan_check_read+0x11/0x20 [ 182.150406][ T9074] ? __check_object_size+0x203/0x2ea [ 182.155683][ T9074] netlink_sendmsg+0x7b0/0xcb0 [ 182.160435][ T9074] ? netlink_unicast+0x6a0/0x6a0 [ 182.165370][ T9074] ? tomoyo_socket_sendmsg+0x9/0x10 [ 182.170566][ T9074] ? netlink_unicast+0x6a0/0x6a0 [ 182.175502][ T9074] sock_sendmsg+0xb5/0xf0 [ 182.179837][ T9074] ____sys_sendmsg+0x3b0/0x950 [ 182.184889][ T9074] ? copy_msghdr_from_user+0x209/0x420 [ 182.190350][ T9074] ? kernel_sendmsg+0x30/0x30 [ 182.195638][ T9074] ___sys_sendmsg+0xe4/0x160 [ 182.200229][ T9074] ? sendmsg_copy_msghdr+0x30/0x30 [ 182.205336][ T9074] ? rcu_read_lock_held+0x9c/0xb0 [ 182.210642][ T9074] ? __kasan_check_read+0x11/0x20 [ 182.215674][ T9074] ? __fget+0x2ac/0x410 [ 182.219825][ T9074] ? ksys_dup3+0x2e0/0x2e0 [ 182.224237][ T9074] ? find_held_lock+0x36/0x1d0 [ 182.228989][ T9074] ? __fget_light+0x179/0x1f0 [ 182.233678][ T9074] ? __fdget+0xe/0x10 [ 182.237652][ T9074] ? sockfd_lookup_light+0x1c/0x150 [ 182.242842][ T9074] __sys_sendmmsg+0x160/0x370 [ 182.247527][ T9074] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 182.252537][ T9074] ? vfs_write+0x25b/0x520 [ 182.256942][ T9074] ? lock_downgrade+0x900/0x900 [ 182.261788][ T9074] ? __kasan_check_write+0x14/0x20 [ 182.266886][ T9074] ? __mutex_unlock_slowpath+0xe0/0x690 [ 182.272436][ T9074] ? rcu_read_lock_any_held+0xcd/0xf0 [ 182.277809][ T9074] ? __kasan_check_write+0x14/0x20 [ 182.283014][ T9074] ? fput_many+0x1b/0x130 [ 182.287336][ T9074] ? fput+0xe/0x10 [ 182.291037][ T9074] ? ksys_write+0x181/0x220 [ 182.295534][ T9074] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 182.300983][ T9074] ? do_syscall_64+0x21/0x5f0 [ 182.305773][ T9074] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.311839][ T9074] __x64_sys_sendmmsg+0x98/0x100 [ 182.316773][ T9074] do_syscall_64+0xca/0x5f0 [ 182.321378][ T9074] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.327262][ T9074] RIP: 0033:0x45a639 [ 182.331141][ T9074] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 182.350737][ T9074] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 2020/01/13 17:05:04 executed programs: 188 [ 182.359148][ T9074] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 182.367139][ T9074] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 182.375149][ T9074] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 182.383126][ T9074] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 182.391218][ T9074] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 182.554441][ T9080] FAULT_INJECTION: forcing a failure. [ 182.554441][ T9080] name failslab, interval 1, probability 0, space 0, times 0 [ 182.567466][ T9080] CPU: 1 PID: 9080 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 182.576058][ T9080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.586257][ T9080] Call Trace: [ 182.589552][ T9080] dump_stack+0x12d/0x187 [ 182.593886][ T9080] should_fail.cold.4+0x5/0x13 [ 182.598696][ T9080] ? fault_create_debugfs_attr+0x150/0x150 [ 182.604650][ T9080] ? ___might_sleep+0x16b/0x2b0 [ 182.609492][ T9080] __should_failslab+0xba/0xf0 [ 182.614657][ T9080] should_failslab+0x9/0x14 [ 182.619164][ T9080] kmem_cache_alloc_node_trace+0x27b/0x770 [ 182.624993][ T9080] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 182.631247][ T9080] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 182.637062][ T9080] __kmalloc_node_track_caller+0x3c/0x70 [ 182.642686][ T9080] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 182.648136][ T9080] __alloc_skb+0xd7/0x570 [ 182.652453][ T9080] ? netdev_alloc_frag+0x160/0x160 [ 182.657555][ T9080] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 182.663873][ T9080] tc_ctl_tclass+0x457/0xbf0 [ 182.668475][ T9080] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 182.674293][ T9080] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 182.679416][ T9080] rtnetlink_rcv_msg+0x34a/0x8d0 [ 182.684351][ T9080] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 182.689800][ T9080] ? netlink_deliver_tap+0x160/0xac0 [ 182.695074][ T9080] netlink_rcv_skb+0x13c/0x380 [ 182.699824][ T9080] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 182.705292][ T9080] ? netlink_ack+0x970/0x970 [ 182.709892][ T9080] ? netlink_deliver_tap+0x178/0xac0 [ 182.715166][ T9080] rtnetlink_rcv+0x10/0x20 [ 182.719576][ T9080] netlink_unicast+0x45e/0x6a0 [ 182.724331][ T9080] ? netlink_attachskb+0x740/0x740 [ 182.729423][ T9080] ? _copy_from_iter_full+0x18a/0x780 [ 182.734785][ T9080] ? __kasan_check_read+0x11/0x20 [ 182.739797][ T9080] ? __check_object_size+0x203/0x2ea [ 182.745104][ T9080] netlink_sendmsg+0x7b0/0xcb0 [ 182.749857][ T9080] ? netlink_unicast+0x6a0/0x6a0 [ 182.754819][ T9080] ? tomoyo_socket_sendmsg+0x9/0x10 [ 182.760024][ T9080] ? netlink_unicast+0x6a0/0x6a0 [ 182.764954][ T9080] sock_sendmsg+0xb5/0xf0 [ 182.769278][ T9080] ____sys_sendmsg+0x3b0/0x950 [ 182.774026][ T9080] ? copy_msghdr_from_user+0x209/0x420 [ 182.779482][ T9080] ? kernel_sendmsg+0x30/0x30 [ 182.784143][ T9080] ___sys_sendmsg+0xe4/0x160 [ 182.788713][ T9080] ? sendmsg_copy_msghdr+0x30/0x30 [ 182.793863][ T9080] ? rcu_read_lock_held+0x9c/0xb0 [ 182.798877][ T9080] ? __kasan_check_read+0x11/0x20 [ 182.803891][ T9080] ? __fget+0x2ac/0x410 [ 182.808037][ T9080] ? ksys_dup3+0x2e0/0x2e0 [ 182.812433][ T9080] ? find_held_lock+0x36/0x1d0 [ 182.817180][ T9080] ? __fget_light+0x179/0x1f0 [ 182.821836][ T9080] ? __fdget+0xe/0x10 [ 182.825808][ T9080] ? sockfd_lookup_light+0x1c/0x150 [ 182.831000][ T9080] __sys_sendmmsg+0x160/0x370 [ 182.835676][ T9080] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 182.840700][ T9080] ? vfs_write+0x25b/0x520 [ 182.845122][ T9080] ? lock_downgrade+0x900/0x900 [ 182.849970][ T9080] ? __kasan_check_write+0x14/0x20 [ 182.855072][ T9080] ? __mutex_unlock_slowpath+0xe0/0x690 [ 182.860601][ T9080] ? rcu_read_lock_any_held+0xcd/0xf0 [ 182.865987][ T9080] ? __kasan_check_write+0x14/0x20 [ 182.871076][ T9080] ? fput_many+0x1b/0x130 [ 182.875383][ T9080] ? fput+0xe/0x10 [ 182.879098][ T9080] ? ksys_write+0x181/0x220 [ 182.884449][ T9080] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 182.889903][ T9080] ? do_syscall_64+0x21/0x5f0 [ 182.894578][ T9080] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.900630][ T9080] __x64_sys_sendmmsg+0x98/0x100 [ 182.905559][ T9080] do_syscall_64+0xca/0x5f0 [ 182.910066][ T9080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.915949][ T9080] RIP: 0033:0x45a639 [ 182.919835][ T9080] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 182.939431][ T9080] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 182.947834][ T9080] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 182.955806][ T9080] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 182.963810][ T9080] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 182.971780][ T9080] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 182.980805][ T9080] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 183.194358][ T9086] FAULT_INJECTION: forcing a failure. [ 183.194358][ T9086] name failslab, interval 1, probability 0, space 0, times 0 [ 183.209028][ T9086] CPU: 1 PID: 9086 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 183.217831][ T9086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.228569][ T9086] Call Trace: [ 183.231856][ T9086] dump_stack+0x12d/0x187 [ 183.236207][ T9086] should_fail.cold.4+0x5/0x13 [ 183.240954][ T9086] ? fault_create_debugfs_attr+0x150/0x150 [ 183.246757][ T9086] ? ___might_sleep+0x16b/0x2b0 [ 183.251602][ T9086] __should_failslab+0xba/0xf0 [ 183.256360][ T9086] should_failslab+0x9/0x14 [ 183.260847][ T9086] kmem_cache_alloc_node_trace+0x27b/0x770 [ 183.266632][ T9086] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 183.272678][ T9086] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 183.278485][ T9086] __kmalloc_node_track_caller+0x3c/0x70 [ 183.284117][ T9086] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 183.289577][ T9086] __alloc_skb+0xd7/0x570 [ 183.293906][ T9086] ? netdev_alloc_frag+0x160/0x160 [ 183.299003][ T9086] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 183.305316][ T9086] tc_ctl_tclass+0x457/0xbf0 [ 183.309892][ T9086] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 183.315684][ T9086] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 183.320789][ T9086] rtnetlink_rcv_msg+0x34a/0x8d0 [ 183.325725][ T9086] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 183.331193][ T9086] ? netlink_deliver_tap+0x160/0xac0 [ 183.336471][ T9086] netlink_rcv_skb+0x13c/0x380 [ 183.341213][ T9086] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 183.346653][ T9086] ? netlink_ack+0x970/0x970 [ 183.351238][ T9086] ? netlink_deliver_tap+0x178/0xac0 [ 183.356520][ T9086] rtnetlink_rcv+0x10/0x20 [ 183.360916][ T9086] netlink_unicast+0x45e/0x6a0 [ 183.365677][ T9086] ? netlink_attachskb+0x740/0x740 [ 183.370887][ T9086] ? _copy_from_iter_full+0x18a/0x780 [ 183.376313][ T9086] ? __kasan_check_read+0x11/0x20 [ 183.381320][ T9086] ? __check_object_size+0x203/0x2ea [ 183.386597][ T9086] netlink_sendmsg+0x7b0/0xcb0 [ 183.391366][ T9086] ? netlink_unicast+0x6a0/0x6a0 [ 183.396287][ T9086] ? tomoyo_socket_sendmsg+0x9/0x10 [ 183.401534][ T9086] ? netlink_unicast+0x6a0/0x6a0 [ 183.406465][ T9086] sock_sendmsg+0xb5/0xf0 [ 183.410783][ T9086] ____sys_sendmsg+0x3b0/0x950 [ 183.415521][ T9086] ? copy_msghdr_from_user+0x209/0x420 [ 183.420956][ T9086] ? kernel_sendmsg+0x30/0x30 [ 183.425683][ T9086] ___sys_sendmsg+0xe4/0x160 [ 183.430269][ T9086] ? sendmsg_copy_msghdr+0x30/0x30 [ 183.435604][ T9086] ? rcu_read_lock_held+0x9c/0xb0 [ 183.440740][ T9086] ? __kasan_check_read+0x11/0x20 [ 183.446013][ T9086] ? __fget+0x2ac/0x410 [ 183.450148][ T9086] ? ksys_dup3+0x2e0/0x2e0 [ 183.454552][ T9086] ? find_held_lock+0x36/0x1d0 [ 183.459306][ T9086] ? __fget_light+0x179/0x1f0 [ 183.464066][ T9086] ? __fdget+0xe/0x10 [ 183.468048][ T9086] ? sockfd_lookup_light+0x1c/0x150 [ 183.473339][ T9086] __sys_sendmmsg+0x160/0x370 [ 183.478005][ T9086] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 183.483092][ T9086] ? vfs_write+0x25b/0x520 [ 183.487489][ T9086] ? lock_downgrade+0x900/0x900 [ 183.492451][ T9086] ? __kasan_check_write+0x14/0x20 [ 183.497692][ T9086] ? __mutex_unlock_slowpath+0xe0/0x690 [ 183.503242][ T9086] ? rcu_read_lock_any_held+0xcd/0xf0 [ 183.509215][ T9086] ? __kasan_check_write+0x14/0x20 [ 183.514655][ T9086] ? fput_many+0x1b/0x130 [ 183.518969][ T9086] ? fput+0xe/0x10 [ 183.522674][ T9086] ? ksys_write+0x181/0x220 [ 183.527173][ T9086] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 183.532610][ T9086] ? do_syscall_64+0x21/0x5f0 [ 183.537265][ T9086] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.543327][ T9086] __x64_sys_sendmmsg+0x98/0x100 [ 183.548253][ T9086] do_syscall_64+0xca/0x5f0 [ 183.552757][ T9086] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.558646][ T9086] RIP: 0033:0x45a639 [ 183.562537][ T9086] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 183.582396][ T9086] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 183.590819][ T9086] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 183.598796][ T9086] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 183.606827][ T9086] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 183.614796][ T9086] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 183.623650][ T9086] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 183.794057][ T9092] FAULT_INJECTION: forcing a failure. [ 183.794057][ T9092] name failslab, interval 1, probability 0, space 0, times 0 [ 183.810486][ T9092] CPU: 1 PID: 9092 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 183.819094][ T9092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.829622][ T9092] Call Trace: [ 183.832920][ T9092] dump_stack+0x12d/0x187 [ 183.837241][ T9092] should_fail.cold.4+0x5/0x13 [ 183.841997][ T9092] ? fault_create_debugfs_attr+0x150/0x150 [ 183.847796][ T9092] ? ___might_sleep+0x16b/0x2b0 [ 183.852633][ T9092] __should_failslab+0xba/0xf0 [ 183.857383][ T9092] should_failslab+0x9/0x14 [ 183.861886][ T9092] kmem_cache_alloc_node_trace+0x27b/0x770 [ 183.867669][ T9092] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 183.873715][ T9092] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 183.879505][ T9092] __kmalloc_node_track_caller+0x3c/0x70 [ 183.885492][ T9092] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 183.890937][ T9092] __alloc_skb+0xd7/0x570 [ 183.895249][ T9092] ? netdev_alloc_frag+0x160/0x160 [ 183.900351][ T9092] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 183.906677][ T9092] tc_ctl_tclass+0x457/0xbf0 [ 183.911263][ T9092] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 183.917050][ T9092] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 183.922144][ T9092] rtnetlink_rcv_msg+0x34a/0x8d0 [ 183.927068][ T9092] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 183.932504][ T9092] ? netlink_deliver_tap+0x160/0xac0 [ 183.937768][ T9092] netlink_rcv_skb+0x13c/0x380 [ 183.942522][ T9092] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 183.947958][ T9092] ? netlink_ack+0x970/0x970 [ 183.952527][ T9092] ? netlink_deliver_tap+0x178/0xac0 [ 183.957818][ T9092] rtnetlink_rcv+0x10/0x20 [ 183.962220][ T9092] netlink_unicast+0x45e/0x6a0 [ 183.967881][ T9092] ? netlink_attachskb+0x740/0x740 [ 183.972992][ T9092] ? _copy_from_iter_full+0x18a/0x780 [ 183.978376][ T9092] ? __kasan_check_read+0x11/0x20 [ 183.983398][ T9092] ? __check_object_size+0x203/0x2ea [ 183.989375][ T9092] netlink_sendmsg+0x7b0/0xcb0 [ 183.994338][ T9092] ? netlink_unicast+0x6a0/0x6a0 [ 183.999258][ T9092] ? tomoyo_socket_sendmsg+0x9/0x10 [ 184.004551][ T9092] ? netlink_unicast+0x6a0/0x6a0 [ 184.009476][ T9092] sock_sendmsg+0xb5/0xf0 [ 184.013802][ T9092] ____sys_sendmsg+0x3b0/0x950 [ 184.018569][ T9092] ? copy_msghdr_from_user+0x209/0x420 [ 184.024100][ T9092] ? kernel_sendmsg+0x30/0x30 [ 184.028799][ T9092] ___sys_sendmsg+0xe4/0x160 [ 184.033399][ T9092] ? sendmsg_copy_msghdr+0x30/0x30 [ 184.038499][ T9092] ? rcu_read_lock_held+0x9c/0xb0 [ 184.043525][ T9092] ? __kasan_check_read+0x11/0x20 [ 184.048557][ T9092] ? __fget+0x2ac/0x410 [ 184.052784][ T9092] ? ksys_dup3+0x2e0/0x2e0 [ 184.057201][ T9092] ? find_held_lock+0x36/0x1d0 [ 184.061957][ T9092] ? __fget_light+0x179/0x1f0 [ 184.066612][ T9092] ? __fdget+0xe/0x10 [ 184.070586][ T9092] ? sockfd_lookup_light+0x1c/0x150 [ 184.075771][ T9092] __sys_sendmmsg+0x160/0x370 [ 184.080464][ T9092] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 184.085854][ T9092] ? vfs_write+0x25b/0x520 [ 184.090367][ T9092] ? lock_downgrade+0x900/0x900 [ 184.095227][ T9092] ? __kasan_check_write+0x14/0x20 [ 184.100335][ T9092] ? __mutex_unlock_slowpath+0xe0/0x690 [ 184.105877][ T9092] ? rcu_read_lock_any_held+0xcd/0xf0 [ 184.111263][ T9092] ? __kasan_check_write+0x14/0x20 [ 184.116371][ T9092] ? fput_many+0x1b/0x130 [ 184.120690][ T9092] ? fput+0xe/0x10 [ 184.124400][ T9092] ? ksys_write+0x181/0x220 [ 184.128883][ T9092] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 184.134326][ T9092] ? do_syscall_64+0x21/0x5f0 [ 184.138988][ T9092] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.145058][ T9092] __x64_sys_sendmmsg+0x98/0x100 [ 184.149983][ T9092] do_syscall_64+0xca/0x5f0 [ 184.154472][ T9092] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.160341][ T9092] RIP: 0033:0x45a639 [ 184.164227][ T9092] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 184.183832][ T9092] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 184.192255][ T9092] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 184.200219][ T9092] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 184.208182][ T9092] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 184.216177][ T9092] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 184.224171][ T9092] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 184.604553][ T9103] FAULT_INJECTION: forcing a failure. [ 184.604553][ T9103] name failslab, interval 1, probability 0, space 0, times 0 [ 184.618488][ T9103] CPU: 1 PID: 9103 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 184.627232][ T9103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.637282][ T9103] Call Trace: [ 184.640567][ T9103] dump_stack+0x12d/0x187 [ 184.644885][ T9103] should_fail.cold.4+0x5/0x13 [ 184.649632][ T9103] ? fault_create_debugfs_attr+0x150/0x150 [ 184.655436][ T9103] ? ___might_sleep+0x16b/0x2b0 [ 184.660285][ T9103] __should_failslab+0xba/0xf0 [ 184.665057][ T9103] should_failslab+0x9/0x14 [ 184.669711][ T9103] kmem_cache_alloc_node_trace+0x27b/0x770 [ 184.675511][ T9103] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 184.681585][ T9103] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 184.687535][ T9103] __kmalloc_node_track_caller+0x3c/0x70 [ 184.693153][ T9103] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 184.698601][ T9103] __alloc_skb+0xd7/0x570 [ 184.702921][ T9103] ? netdev_alloc_frag+0x160/0x160 [ 184.708037][ T9103] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 184.714363][ T9103] tc_ctl_tclass+0x457/0xbf0 [ 184.718947][ T9103] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 184.724744][ T9103] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 184.730043][ T9103] rtnetlink_rcv_msg+0x34a/0x8d0 [ 184.734967][ T9103] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 184.740420][ T9103] ? netlink_deliver_tap+0x160/0xac0 [ 184.745693][ T9103] netlink_rcv_skb+0x13c/0x380 [ 184.750450][ T9103] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 184.755899][ T9103] ? netlink_ack+0x970/0x970 [ 184.760478][ T9103] ? netlink_deliver_tap+0x178/0xac0 [ 184.765757][ T9103] rtnetlink_rcv+0x10/0x20 [ 184.770175][ T9103] netlink_unicast+0x45e/0x6a0 [ 184.775017][ T9103] ? netlink_attachskb+0x740/0x740 [ 184.780113][ T9103] ? _copy_from_iter_full+0x18a/0x780 [ 184.785469][ T9103] ? __kasan_check_read+0x11/0x20 [ 184.790487][ T9103] ? __check_object_size+0x203/0x2ea [ 184.795762][ T9103] netlink_sendmsg+0x7b0/0xcb0 [ 184.800522][ T9103] ? netlink_unicast+0x6a0/0x6a0 [ 184.805455][ T9103] ? tomoyo_socket_sendmsg+0x9/0x10 [ 184.810644][ T9103] ? netlink_unicast+0x6a0/0x6a0 [ 184.815575][ T9103] sock_sendmsg+0xb5/0xf0 [ 184.819897][ T9103] ____sys_sendmsg+0x3b0/0x950 [ 184.824645][ T9103] ? copy_msghdr_from_user+0x209/0x420 [ 184.830095][ T9103] ? kernel_sendmsg+0x30/0x30 [ 184.834765][ T9103] ___sys_sendmsg+0xe4/0x160 [ 184.839354][ T9103] ? sendmsg_copy_msghdr+0x30/0x30 [ 184.844464][ T9103] ? rcu_read_lock_held+0x9c/0xb0 [ 184.849480][ T9103] ? __kasan_check_read+0x11/0x20 [ 184.854492][ T9103] ? __fget+0x2ac/0x410 [ 184.858630][ T9103] ? ksys_dup3+0x2e0/0x2e0 [ 184.863046][ T9103] ? find_held_lock+0x36/0x1d0 [ 184.867790][ T9103] ? __fget_light+0x179/0x1f0 [ 184.872443][ T9103] ? __fdget+0xe/0x10 [ 184.876406][ T9103] ? sockfd_lookup_light+0x1c/0x150 [ 184.881593][ T9103] __sys_sendmmsg+0x160/0x370 [ 184.886260][ T9103] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 184.891282][ T9103] ? vfs_write+0x25b/0x520 [ 184.895690][ T9103] ? lock_downgrade+0x900/0x900 [ 184.900533][ T9103] ? __kasan_check_write+0x14/0x20 [ 184.905638][ T9103] ? __mutex_unlock_slowpath+0xe0/0x690 [ 184.911176][ T9103] ? rcu_read_lock_any_held+0xcd/0xf0 [ 184.917506][ T9103] ? __kasan_check_write+0x14/0x20 [ 184.922605][ T9103] ? fput_many+0x1b/0x130 [ 184.926934][ T9103] ? fput+0xe/0x10 [ 184.930659][ T9103] ? ksys_write+0x181/0x220 [ 184.935154][ T9103] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 184.941657][ T9103] ? do_syscall_64+0x21/0x5f0 [ 184.946319][ T9103] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.952379][ T9103] __x64_sys_sendmmsg+0x98/0x100 [ 184.957300][ T9103] do_syscall_64+0xca/0x5f0 [ 184.961797][ T9103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.967678][ T9103] RIP: 0033:0x45a639 [ 184.971549][ T9103] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 184.991233][ T9103] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 184.999723][ T9103] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 185.007686][ T9103] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 185.015739][ T9103] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 185.023716][ T9103] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 185.031681][ T9103] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 185.043248][ T9104] FAULT_INJECTION: forcing a failure. [ 185.043248][ T9104] name failslab, interval 1, probability 0, space 0, times 0 [ 185.056363][ T9104] CPU: 0 PID: 9104 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 185.065054][ T9104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.075226][ T9104] Call Trace: [ 185.078584][ T9104] dump_stack+0x12d/0x187 [ 185.082926][ T9104] should_fail.cold.4+0x5/0x13 [ 185.087686][ T9104] ? fault_create_debugfs_attr+0x150/0x150 [ 185.093494][ T9104] ? ___might_sleep+0x16b/0x2b0 [ 185.098343][ T9104] __should_failslab+0xba/0xf0 [ 185.103093][ T9104] should_failslab+0x9/0x14 [ 185.107595][ T9104] kmem_cache_alloc_node_trace+0x27b/0x770 [ 185.113493][ T9104] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 185.119538][ T9104] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 185.125343][ T9104] __kmalloc_node_track_caller+0x3c/0x70 [ 185.130954][ T9104] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 185.136394][ T9104] __alloc_skb+0xd7/0x570 [ 185.140706][ T9104] ? netdev_alloc_frag+0x160/0x160 [ 185.145815][ T9104] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 185.152127][ T9104] tc_ctl_tclass+0x457/0xbf0 [ 185.156707][ T9104] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 185.162506][ T9104] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 185.167611][ T9104] rtnetlink_rcv_msg+0x34a/0x8d0 [ 185.172546][ T9104] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 185.177997][ T9104] ? netlink_deliver_tap+0x160/0xac0 [ 185.183332][ T9104] netlink_rcv_skb+0x13c/0x380 [ 185.188083][ T9104] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 185.193675][ T9104] ? netlink_ack+0x970/0x970 [ 185.198242][ T9104] ? netlink_deliver_tap+0x178/0xac0 [ 185.203818][ T9104] rtnetlink_rcv+0x10/0x20 [ 185.208226][ T9104] netlink_unicast+0x45e/0x6a0 [ 185.212970][ T9104] ? netlink_attachskb+0x740/0x740 [ 185.218129][ T9104] ? _copy_from_iter_full+0x18a/0x780 [ 185.223683][ T9104] ? __kasan_check_read+0x11/0x20 [ 185.228683][ T9104] ? __check_object_size+0x203/0x2ea [ 185.233943][ T9104] netlink_sendmsg+0x7b0/0xcb0 [ 185.238792][ T9104] ? netlink_unicast+0x6a0/0x6a0 [ 185.243707][ T9104] ? tomoyo_socket_sendmsg+0x9/0x10 [ 185.248896][ T9104] ? netlink_unicast+0x6a0/0x6a0 [ 185.253811][ T9104] sock_sendmsg+0xb5/0xf0 [ 185.258122][ T9104] ____sys_sendmsg+0x3b0/0x950 [ 185.262855][ T9104] ? copy_msghdr_from_user+0x209/0x420 [ 185.268304][ T9104] ? kernel_sendmsg+0x30/0x30 [ 185.272972][ T9104] ___sys_sendmsg+0xe4/0x160 [ 185.277579][ T9104] ? sendmsg_copy_msghdr+0x30/0x30 [ 185.282693][ T9104] ? rcu_read_lock_held+0x9c/0xb0 [ 185.287700][ T9104] ? __kasan_check_read+0x11/0x20 [ 185.292701][ T9104] ? __fget+0x2ac/0x410 [ 185.296853][ T9104] ? ksys_dup3+0x2e0/0x2e0 [ 185.301266][ T9104] ? find_held_lock+0x36/0x1d0 [ 185.306013][ T9104] ? __fget_light+0x179/0x1f0 [ 185.310674][ T9104] ? __fdget+0xe/0x10 [ 185.314629][ T9104] ? sockfd_lookup_light+0x1c/0x150 [ 185.319798][ T9104] __sys_sendmmsg+0x160/0x370 [ 185.324447][ T9104] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 185.329445][ T9104] ? vfs_write+0x25b/0x520 [ 185.333856][ T9104] ? lock_downgrade+0x900/0x900 [ 185.338709][ T9104] ? __kasan_check_write+0x14/0x20 [ 185.343844][ T9104] ? __mutex_unlock_slowpath+0xe0/0x690 [ 185.349372][ T9104] ? rcu_read_lock_any_held+0xcd/0xf0 [ 185.354732][ T9104] ? __kasan_check_write+0x14/0x20 [ 185.359829][ T9104] ? fput_many+0x1b/0x130 [ 185.364132][ T9104] ? fput+0xe/0x10 [ 185.367824][ T9104] ? ksys_write+0x181/0x220 [ 185.372298][ T9104] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 185.377743][ T9104] ? do_syscall_64+0x21/0x5f0 [ 185.382391][ T9104] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.388444][ T9104] __x64_sys_sendmmsg+0x98/0x100 [ 185.393358][ T9104] do_syscall_64+0xca/0x5f0 [ 185.397835][ T9104] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.403700][ T9104] RIP: 0033:0x45a639 [ 185.407583][ T9104] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 185.427162][ T9104] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 185.435574][ T9104] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 185.443550][ T9104] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 185.451613][ T9104] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 185.461731][ T9104] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 185.469729][ T9104] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 185.664347][ T9110] FAULT_INJECTION: forcing a failure. [ 185.664347][ T9110] name failslab, interval 1, probability 0, space 0, times 0 [ 185.677932][ T9110] CPU: 1 PID: 9110 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 185.686595][ T9110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.686599][ T9110] Call Trace: [ 185.686613][ T9110] dump_stack+0x12d/0x187 [ 185.686627][ T9110] should_fail.cold.4+0x5/0x13 [ 185.686635][ T9110] ? fault_create_debugfs_attr+0x150/0x150 [ 185.686645][ T9110] ? ___might_sleep+0x16b/0x2b0 [ 185.686657][ T9110] __should_failslab+0xba/0xf0 [ 185.686666][ T9110] should_failslab+0x9/0x14 [ 185.686674][ T9110] kmem_cache_alloc_node_trace+0x27b/0x770 [ 185.686681][ T9110] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 185.686687][ T9110] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 185.686697][ T9110] __kmalloc_node_track_caller+0x3c/0x70 [ 185.686711][ T9110] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 185.759160][ T9110] __alloc_skb+0xd7/0x570 [ 185.763504][ T9110] ? netdev_alloc_frag+0x160/0x160 [ 185.768813][ T9110] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 185.775306][ T9110] tc_ctl_tclass+0x457/0xbf0 [ 185.779908][ T9110] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 185.785759][ T9110] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 185.790863][ T9110] rtnetlink_rcv_msg+0x34a/0x8d0 [ 185.795794][ T9110] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 185.801264][ T9110] ? netlink_deliver_tap+0x160/0xac0 [ 185.806780][ T9110] netlink_rcv_skb+0x13c/0x380 [ 185.811544][ T9110] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 185.817176][ T9110] ? netlink_ack+0x970/0x970 [ 185.821759][ T9110] ? netlink_deliver_tap+0x178/0xac0 [ 185.827054][ T9110] rtnetlink_rcv+0x10/0x20 [ 185.831556][ T9110] netlink_unicast+0x45e/0x6a0 [ 185.836360][ T9110] ? netlink_attachskb+0x740/0x740 [ 185.841471][ T9110] ? _copy_from_iter_full+0x18a/0x780 [ 185.847496][ T9110] ? __kasan_check_read+0x11/0x20 [ 185.852518][ T9110] ? __check_object_size+0x203/0x2ea [ 185.857798][ T9110] netlink_sendmsg+0x7b0/0xcb0 [ 185.862642][ T9110] ? netlink_unicast+0x6a0/0x6a0 [ 185.867567][ T9110] ? tomoyo_socket_sendmsg+0x9/0x10 [ 185.873098][ T9110] ? netlink_unicast+0x6a0/0x6a0 [ 185.878105][ T9110] sock_sendmsg+0xb5/0xf0 [ 185.882412][ T9110] ____sys_sendmsg+0x3b0/0x950 [ 185.887170][ T9110] ? copy_msghdr_from_user+0x209/0x420 [ 185.892678][ T9110] ? kernel_sendmsg+0x30/0x30 [ 185.897355][ T9110] ___sys_sendmsg+0xe4/0x160 [ 185.902029][ T9110] ? sendmsg_copy_msghdr+0x30/0x30 [ 185.907239][ T9110] ? rcu_read_lock_held+0x9c/0xb0 [ 185.912253][ T9110] ? __kasan_check_read+0x11/0x20 [ 185.917278][ T9110] ? __fget+0x2ac/0x410 [ 185.922244][ T9110] ? ksys_dup3+0x2e0/0x2e0 [ 185.926956][ T9110] ? find_held_lock+0x36/0x1d0 [ 185.931735][ T9110] ? __fget_light+0x179/0x1f0 [ 185.936414][ T9110] ? __fdget+0xe/0x10 [ 185.940393][ T9110] ? sockfd_lookup_light+0x1c/0x150 [ 185.945601][ T9110] __sys_sendmmsg+0x160/0x370 [ 185.950282][ T9110] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 185.955297][ T9110] ? vfs_write+0x25b/0x520 [ 185.959710][ T9110] ? lock_downgrade+0x900/0x900 [ 185.964560][ T9110] ? __kasan_check_write+0x14/0x20 [ 185.969881][ T9110] ? __mutex_unlock_slowpath+0xe0/0x690 [ 185.975428][ T9110] ? rcu_read_lock_any_held+0xcd/0xf0 [ 185.980809][ T9110] ? __kasan_check_write+0x14/0x20 [ 185.986153][ T9110] ? fput_many+0x1b/0x130 [ 185.990536][ T9110] ? fput+0xe/0x10 [ 185.994264][ T9110] ? ksys_write+0x181/0x220 [ 185.998782][ T9110] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 186.004232][ T9110] ? do_syscall_64+0x21/0x5f0 [ 186.009612][ T9110] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.016562][ T9110] __x64_sys_sendmmsg+0x98/0x100 [ 186.021523][ T9110] do_syscall_64+0xca/0x5f0 [ 186.026047][ T9110] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.031956][ T9110] RIP: 0033:0x45a639 [ 186.036003][ T9110] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 186.055987][ T9110] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 186.064701][ T9110] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 186.072677][ T9110] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 186.080637][ T9110] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 186.088594][ T9110] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 186.096571][ T9110] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 186.344437][ T9116] FAULT_INJECTION: forcing a failure. [ 186.344437][ T9116] name failslab, interval 1, probability 0, space 0, times 0 [ 186.358008][ T9116] CPU: 0 PID: 9116 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 186.366607][ T9116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.376656][ T9116] Call Trace: [ 186.376671][ T9116] dump_stack+0x12d/0x187 [ 186.376685][ T9116] should_fail.cold.4+0x5/0x13 [ 186.376694][ T9116] ? fault_create_debugfs_attr+0x150/0x150 [ 186.376704][ T9116] ? ___might_sleep+0x16b/0x2b0 [ 186.376716][ T9116] __should_failslab+0xba/0xf0 [ 186.376727][ T9116] should_failslab+0x9/0x14 [ 186.384304][ T9116] kmem_cache_alloc_node_trace+0x27b/0x770 [ 186.384311][ T9116] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 186.384317][ T9116] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 186.384330][ T9116] __kmalloc_node_track_caller+0x3c/0x70 [ 186.384340][ T9116] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 186.384350][ T9116] __alloc_skb+0xd7/0x570 [ 186.384358][ T9116] ? netdev_alloc_frag+0x160/0x160 [ 186.384374][ T9116] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 186.384383][ T9116] tc_ctl_tclass+0x457/0xbf0 [ 186.384393][ T9116] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 186.384403][ T9116] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 186.384420][ T9116] rtnetlink_rcv_msg+0x34a/0x8d0 [ 186.384428][ T9116] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 186.384439][ T9116] ? netlink_deliver_tap+0x160/0xac0 [ 186.384448][ T9116] netlink_rcv_skb+0x13c/0x380 [ 186.384456][ T9116] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 186.384463][ T9116] ? netlink_ack+0x970/0x970 [ 186.384471][ T9116] ? netlink_deliver_tap+0x178/0xac0 [ 186.384482][ T9116] rtnetlink_rcv+0x10/0x20 [ 186.384486][ T9116] netlink_unicast+0x45e/0x6a0 [ 186.384496][ T9116] ? netlink_attachskb+0x740/0x740 [ 186.521054][ T9116] ? _copy_from_iter_full+0x18a/0x780 [ 186.526435][ T9116] ? __kasan_check_read+0x11/0x20 [ 186.531466][ T9116] ? __check_object_size+0x203/0x2ea [ 186.536761][ T9116] netlink_sendmsg+0x7b0/0xcb0 [ 186.541537][ T9116] ? netlink_unicast+0x6a0/0x6a0 [ 186.546488][ T9116] ? tomoyo_socket_sendmsg+0x9/0x10 [ 186.551876][ T9116] ? netlink_unicast+0x6a0/0x6a0 [ 186.556809][ T9116] sock_sendmsg+0xb5/0xf0 [ 186.561133][ T9116] ____sys_sendmsg+0x3b0/0x950 [ 186.565890][ T9116] ? copy_msghdr_from_user+0x209/0x420 [ 186.571352][ T9116] ? kernel_sendmsg+0x30/0x30 [ 186.576169][ T9116] ___sys_sendmsg+0xe4/0x160 [ 186.580747][ T9116] ? sendmsg_copy_msghdr+0x30/0x30 [ 186.585844][ T9116] ? rcu_read_lock_held+0x9c/0xb0 [ 186.590865][ T9116] ? __kasan_check_read+0x11/0x20 [ 186.595873][ T9116] ? __fget+0x2ac/0x410 [ 186.600021][ T9116] ? ksys_dup3+0x2e0/0x2e0 [ 186.604432][ T9116] ? find_held_lock+0x36/0x1d0 [ 186.609304][ T9116] ? __fget_light+0x179/0x1f0 [ 186.613975][ T9116] ? __fdget+0xe/0x10 [ 186.618026][ T9116] ? sockfd_lookup_light+0x1c/0x150 [ 186.623236][ T9116] __sys_sendmmsg+0x160/0x370 [ 186.627903][ T9116] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 186.632919][ T9116] ? vfs_write+0x25b/0x520 [ 186.637325][ T9116] ? lock_downgrade+0x900/0x900 [ 186.642164][ T9116] ? __kasan_check_write+0x14/0x20 [ 186.647268][ T9116] ? __mutex_unlock_slowpath+0xe0/0x690 [ 186.652805][ T9116] ? rcu_read_lock_any_held+0xcd/0xf0 [ 186.658187][ T9116] ? __kasan_check_write+0x14/0x20 [ 186.663429][ T9116] ? fput_many+0x1b/0x130 [ 186.667756][ T9116] ? fput+0xe/0x10 [ 186.671467][ T9116] ? ksys_write+0x181/0x220 [ 186.676093][ T9116] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 186.681539][ T9116] ? do_syscall_64+0x21/0x5f0 [ 186.686214][ T9116] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.692280][ T9116] __x64_sys_sendmmsg+0x98/0x100 [ 186.697234][ T9116] do_syscall_64+0xca/0x5f0 [ 186.701738][ T9116] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.707621][ T9116] RIP: 0033:0x45a639 [ 186.711508][ T9116] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 186.731109][ T9116] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 186.739619][ T9116] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 186.747598][ T9116] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 186.755574][ T9116] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 186.763544][ T9116] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 186.771520][ T9116] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 186.954583][ T9122] FAULT_INJECTION: forcing a failure. [ 186.954583][ T9122] name failslab, interval 1, probability 0, space 0, times 0 [ 186.967428][ T9122] CPU: 0 PID: 9122 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 186.976175][ T9122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.986240][ T9122] Call Trace: [ 186.989524][ T9122] dump_stack+0x12d/0x187 [ 186.993860][ T9122] should_fail.cold.4+0x5/0x13 [ 186.998646][ T9122] ? fault_create_debugfs_attr+0x150/0x150 [ 187.004449][ T9122] ? ___might_sleep+0x16b/0x2b0 [ 187.009291][ T9122] __should_failslab+0xba/0xf0 [ 187.014039][ T9122] should_failslab+0x9/0x14 [ 187.018591][ T9122] kmem_cache_alloc_node_trace+0x27b/0x770 [ 187.024402][ T9122] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 187.030929][ T9122] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 187.036745][ T9122] __kmalloc_node_track_caller+0x3c/0x70 [ 187.042394][ T9122] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 187.048277][ T9122] __alloc_skb+0xd7/0x570 [ 187.052584][ T9122] ? netdev_alloc_frag+0x160/0x160 [ 187.057778][ T9122] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 187.064106][ T9122] tc_ctl_tclass+0x457/0xbf0 [ 187.068701][ T9122] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 187.074507][ T9122] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 187.079644][ T9122] rtnetlink_rcv_msg+0x34a/0x8d0 [ 187.084686][ T9122] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 187.090135][ T9122] ? netlink_deliver_tap+0x160/0xac0 [ 187.096885][ T9122] netlink_rcv_skb+0x13c/0x380 [ 187.101643][ T9122] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 187.107093][ T9122] ? netlink_ack+0x970/0x970 [ 187.111663][ T9122] ? netlink_deliver_tap+0x178/0xac0 [ 187.116945][ T9122] rtnetlink_rcv+0x10/0x20 [ 187.121560][ T9122] netlink_unicast+0x45e/0x6a0 [ 187.126303][ T9122] ? netlink_attachskb+0x740/0x740 [ 187.131390][ T9122] ? _copy_from_iter_full+0x18a/0x780 [ 187.136747][ T9122] ? __kasan_check_read+0x11/0x20 [ 187.141844][ T9122] ? __check_object_size+0x203/0x2ea [ 187.147108][ T9122] netlink_sendmsg+0x7b0/0xcb0 [ 187.151858][ T9122] ? netlink_unicast+0x6a0/0x6a0 [ 187.156790][ T9122] ? tomoyo_socket_sendmsg+0x9/0x10 [ 187.161988][ T9122] ? netlink_unicast+0x6a0/0x6a0 [ 187.166907][ T9122] sock_sendmsg+0xb5/0xf0 [ 187.171227][ T9122] ____sys_sendmsg+0x3b0/0x950 [ 187.175970][ T9122] ? copy_msghdr_from_user+0x209/0x420 [ 187.181420][ T9122] ? kernel_sendmsg+0x30/0x30 [ 187.186128][ T9122] ___sys_sendmsg+0xe4/0x160 [ 187.191490][ T9122] ? sendmsg_copy_msghdr+0x30/0x30 [ 187.196600][ T9122] ? rcu_read_lock_held+0x9c/0xb0 [ 187.201613][ T9122] ? __kasan_check_read+0x11/0x20 [ 187.206654][ T9122] ? __fget+0x2ac/0x410 [ 187.210799][ T9122] ? ksys_dup3+0x2e0/0x2e0 [ 187.215202][ T9122] ? find_held_lock+0x36/0x1d0 [ 187.219973][ T9122] ? __fget_light+0x179/0x1f0 [ 187.224637][ T9122] ? __fdget+0xe/0x10 [ 187.228601][ T9122] ? sockfd_lookup_light+0x1c/0x150 [ 187.233778][ T9122] __sys_sendmmsg+0x160/0x370 [ 187.239054][ T9122] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 187.244070][ T9122] ? vfs_write+0x25b/0x520 [ 187.248466][ T9122] ? lock_downgrade+0x900/0x900 [ 187.253306][ T9122] ? __kasan_check_write+0x14/0x20 [ 187.258395][ T9122] ? __mutex_unlock_slowpath+0xe0/0x690 [ 187.263931][ T9122] ? rcu_read_lock_any_held+0xcd/0xf0 [ 187.269333][ T9122] ? __kasan_check_write+0x14/0x20 [ 187.274537][ T9122] ? fput_many+0x1b/0x130 [ 187.278863][ T9122] ? fput+0xe/0x10 [ 187.282563][ T9122] ? ksys_write+0x181/0x220 [ 187.287050][ T9122] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 187.292677][ T9122] ? do_syscall_64+0x21/0x5f0 [ 187.297355][ T9122] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.303426][ T9122] __x64_sys_sendmmsg+0x98/0x100 [ 187.308361][ T9122] do_syscall_64+0xca/0x5f0 [ 187.312849][ T9122] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.318728][ T9122] RIP: 0033:0x45a639 [ 187.322760][ T9122] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 187.342464][ T9122] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 187.350864][ T9122] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 187.358996][ T9122] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 187.366951][ T9122] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 187.374916][ T9122] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 187.382883][ T9122] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 187.785370][ T9133] FAULT_INJECTION: forcing a failure. [ 187.785370][ T9133] name failslab, interval 1, probability 0, space 0, times 0 [ 187.799404][ T9133] CPU: 0 PID: 9133 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 187.808006][ T9133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.818189][ T9133] Call Trace: [ 187.821473][ T9133] dump_stack+0x12d/0x187 [ 187.825791][ T9133] should_fail.cold.4+0x5/0x13 [ 187.830564][ T9133] ? fault_create_debugfs_attr+0x150/0x150 [ 187.836356][ T9133] ? ___might_sleep+0x16b/0x2b0 [ 187.841224][ T9133] __should_failslab+0xba/0xf0 [ 187.845994][ T9133] should_failslab+0x9/0x14 [ 187.850480][ T9133] kmem_cache_alloc_node+0x266/0x760 [ 187.855746][ T9133] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 187.861008][ T9133] ? __local_bh_enable_ip+0x160/0x260 [ 187.866358][ T9133] ? qfq_change_class+0x538/0x16c4 [ 187.871473][ T9133] ? trace_hardirqs_on+0x28/0x1a0 [ 187.876477][ T9133] __alloc_skb+0xa7/0x570 [ 187.880796][ T9133] ? netdev_alloc_frag+0x160/0x160 [ 187.885902][ T9133] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 187.892373][ T9133] tc_ctl_tclass+0x457/0xbf0 [ 187.897074][ T9133] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 187.902873][ T9133] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 187.908056][ T9133] rtnetlink_rcv_msg+0x34a/0x8d0 [ 187.913034][ T9133] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 187.918494][ T9133] ? netlink_deliver_tap+0x160/0xac0 [ 187.923781][ T9133] netlink_rcv_skb+0x13c/0x380 [ 187.928671][ T9133] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 187.934164][ T9133] ? netlink_ack+0x970/0x970 [ 187.938736][ T9133] ? netlink_deliver_tap+0x178/0xac0 [ 187.944014][ T9133] rtnetlink_rcv+0x10/0x20 [ 187.948435][ T9133] netlink_unicast+0x45e/0x6a0 [ 187.953218][ T9133] ? netlink_attachskb+0x740/0x740 [ 187.958322][ T9133] ? _copy_from_iter_full+0x18a/0x780 [ 187.963692][ T9133] ? __kasan_check_read+0x11/0x20 [ 187.968700][ T9133] ? __check_object_size+0x203/0x2ea [ 187.973996][ T9133] netlink_sendmsg+0x7b0/0xcb0 [ 187.979282][ T9133] ? netlink_unicast+0x6a0/0x6a0 [ 187.984208][ T9133] ? tomoyo_socket_sendmsg+0x9/0x10 [ 187.990194][ T9133] ? netlink_unicast+0x6a0/0x6a0 [ 187.995144][ T9133] sock_sendmsg+0xb5/0xf0 [ 187.999482][ T9133] ____sys_sendmsg+0x3b0/0x950 [ 188.004245][ T9133] ? copy_msghdr_from_user+0x209/0x420 [ 188.009710][ T9133] ? kernel_sendmsg+0x30/0x30 [ 188.014589][ T9133] ___sys_sendmsg+0xe4/0x160 [ 188.019201][ T9133] ? sendmsg_copy_msghdr+0x30/0x30 [ 188.024297][ T9133] ? rcu_read_lock_held+0x9c/0xb0 [ 188.029312][ T9133] ? __kasan_check_read+0x11/0x20 [ 188.034323][ T9133] ? __fget+0x2ac/0x410 [ 188.038465][ T9133] ? ksys_dup3+0x2e0/0x2e0 [ 188.042887][ T9133] ? find_held_lock+0x36/0x1d0 [ 188.047634][ T9133] ? __fget_light+0x179/0x1f0 [ 188.052308][ T9133] ? __fdget+0xe/0x10 [ 188.056318][ T9133] ? sockfd_lookup_light+0x1c/0x150 [ 188.061516][ T9133] __sys_sendmmsg+0x160/0x370 [ 188.066181][ T9133] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 188.071226][ T9133] ? vfs_write+0x25b/0x520 [ 188.075630][ T9133] ? lock_downgrade+0x900/0x900 [ 188.080473][ T9133] ? __kasan_check_write+0x14/0x20 [ 188.085577][ T9133] ? __mutex_unlock_slowpath+0xe0/0x690 [ 188.091101][ T9133] ? rcu_read_lock_any_held+0xcd/0xf0 [ 188.096468][ T9133] ? __kasan_check_write+0x14/0x20 [ 188.101570][ T9133] ? fput_many+0x1b/0x130 [ 188.105882][ T9133] ? fput+0xe/0x10 [ 188.109600][ T9133] ? ksys_write+0x181/0x220 [ 188.114112][ T9133] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 188.119563][ T9133] ? do_syscall_64+0x21/0x5f0 [ 188.124228][ T9133] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.130288][ T9133] __x64_sys_sendmmsg+0x98/0x100 [ 188.135209][ T9133] do_syscall_64+0xca/0x5f0 [ 188.139694][ T9133] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.145577][ T9133] RIP: 0033:0x45a639 [ 188.151381][ T9133] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 188.170983][ T9133] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 188.179490][ T9133] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 188.187447][ T9133] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 188.195527][ T9133] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 188.203498][ T9133] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 188.211460][ T9133] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 188.220347][ T9134] FAULT_INJECTION: forcing a failure. [ 188.220347][ T9134] name failslab, interval 1, probability 0, space 0, times 0 [ 188.237137][ T9134] CPU: 1 PID: 9134 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 188.246003][ T9134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.256210][ T9134] Call Trace: [ 188.259519][ T9134] dump_stack+0x12d/0x187 [ 188.263942][ T9134] should_fail.cold.4+0x5/0x13 [ 188.268864][ T9134] ? fault_create_debugfs_attr+0x150/0x150 [ 188.274667][ T9134] ? ___might_sleep+0x16b/0x2b0 [ 188.279648][ T9134] __should_failslab+0xba/0xf0 [ 188.284423][ T9134] should_failslab+0x9/0x14 [ 188.288911][ T9134] kmem_cache_alloc_node_trace+0x27b/0x770 [ 188.294706][ T9134] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 188.300780][ T9134] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 188.306694][ T9134] __kmalloc_node_track_caller+0x3c/0x70 [ 188.312336][ T9134] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 188.317819][ T9134] __alloc_skb+0xd7/0x570 [ 188.322142][ T9134] ? netdev_alloc_frag+0x160/0x160 [ 188.327253][ T9134] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 188.334102][ T9134] tc_ctl_tclass+0x457/0xbf0 [ 188.338703][ T9134] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 188.344539][ T9134] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 188.349658][ T9134] rtnetlink_rcv_msg+0x34a/0x8d0 [ 188.354764][ T9134] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 188.360225][ T9134] ? netlink_deliver_tap+0x160/0xac0 [ 188.365765][ T9134] netlink_rcv_skb+0x13c/0x380 [ 188.370702][ T9134] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 188.376271][ T9134] ? netlink_ack+0x970/0x970 [ 188.380948][ T9134] ? netlink_deliver_tap+0x178/0xac0 [ 188.386263][ T9134] rtnetlink_rcv+0x10/0x20 [ 188.390759][ T9134] netlink_unicast+0x45e/0x6a0 [ 188.395522][ T9134] ? netlink_attachskb+0x740/0x740 [ 188.400746][ T9134] ? _copy_from_iter_full+0x18a/0x780 [ 188.406267][ T9134] ? __kasan_check_read+0x11/0x20 [ 188.411696][ T9134] ? __check_object_size+0x203/0x2ea [ 188.416990][ T9134] netlink_sendmsg+0x7b0/0xcb0 [ 188.421857][ T9134] ? netlink_unicast+0x6a0/0x6a0 [ 188.426784][ T9134] ? tomoyo_socket_sendmsg+0x9/0x10 [ 188.432052][ T9134] ? netlink_unicast+0x6a0/0x6a0 [ 188.436988][ T9134] sock_sendmsg+0xb5/0xf0 [ 188.441500][ T9134] ____sys_sendmsg+0x3b0/0x950 [ 188.446244][ T9134] ? copy_msghdr_from_user+0x209/0x420 [ 188.451701][ T9134] ? kernel_sendmsg+0x30/0x30 [ 188.456385][ T9134] ___sys_sendmsg+0xe4/0x160 [ 188.460969][ T9134] ? sendmsg_copy_msghdr+0x30/0x30 [ 188.466075][ T9134] ? rcu_read_lock_held+0x9c/0xb0 [ 188.471304][ T9134] ? __kasan_check_read+0x11/0x20 [ 188.476325][ T9134] ? __fget+0x2ac/0x410 [ 188.480583][ T9134] ? ksys_dup3+0x2e0/0x2e0 [ 188.484988][ T9134] ? find_held_lock+0x36/0x1d0 [ 188.489772][ T9134] ? __fget_light+0x179/0x1f0 [ 188.494450][ T9134] ? __fdget+0xe/0x10 [ 188.498536][ T9134] ? sockfd_lookup_light+0x1c/0x150 [ 188.503745][ T9134] __sys_sendmmsg+0x160/0x370 [ 188.508418][ T9134] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 188.513436][ T9134] ? vfs_write+0x25b/0x520 [ 188.517853][ T9134] ? lock_downgrade+0x900/0x900 [ 188.522801][ T9134] ? __kasan_check_write+0x14/0x20 [ 188.527898][ T9134] ? __mutex_unlock_slowpath+0xe0/0x690 [ 188.533433][ T9134] ? rcu_read_lock_any_held+0xcd/0xf0 [ 188.538812][ T9134] ? __kasan_check_write+0x14/0x20 [ 188.543922][ T9134] ? fput_many+0x1b/0x130 [ 188.548398][ T9134] ? fput+0xe/0x10 [ 188.552110][ T9134] ? ksys_write+0x181/0x220 [ 188.556612][ T9134] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 188.562075][ T9134] ? do_syscall_64+0x21/0x5f0 [ 188.566741][ T9134] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.572898][ T9134] __x64_sys_sendmmsg+0x98/0x100 [ 188.577838][ T9134] do_syscall_64+0xca/0x5f0 [ 188.582407][ T9134] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.588291][ T9134] RIP: 0033:0x45a639 [ 188.592302][ T9134] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 188.611899][ T9134] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 188.620302][ T9134] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 188.628392][ T9134] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 2020/01/13 17:05:10 executed programs: 197 [ 188.636540][ T9134] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 188.644624][ T9134] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 188.652578][ T9134] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 188.824318][ T9140] FAULT_INJECTION: forcing a failure. [ 188.824318][ T9140] name failslab, interval 1, probability 0, space 0, times 0 [ 188.837201][ T9140] CPU: 1 PID: 9140 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 188.845794][ T9140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.855984][ T9140] Call Trace: [ 188.859332][ T9140] dump_stack+0x12d/0x187 [ 188.863651][ T9140] should_fail.cold.4+0x5/0x13 [ 188.868408][ T9140] ? fault_create_debugfs_attr+0x150/0x150 [ 188.874212][ T9140] ? ___might_sleep+0x16b/0x2b0 [ 188.879074][ T9140] __should_failslab+0xba/0xf0 [ 188.883848][ T9140] should_failslab+0x9/0x14 [ 188.888352][ T9140] kmem_cache_alloc_node_trace+0x27b/0x770 [ 188.894159][ T9140] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 188.900208][ T9140] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 188.906637][ T9140] __kmalloc_node_track_caller+0x3c/0x70 [ 188.912278][ T9140] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 188.917745][ T9140] __alloc_skb+0xd7/0x570 [ 188.922071][ T9140] ? netdev_alloc_frag+0x160/0x160 [ 188.927180][ T9140] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 188.933504][ T9140] tc_ctl_tclass+0x457/0xbf0 [ 188.938089][ T9140] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 188.943901][ T9140] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 188.949146][ T9140] rtnetlink_rcv_msg+0x34a/0x8d0 [ 188.954201][ T9140] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 188.959826][ T9140] ? netlink_deliver_tap+0x160/0xac0 [ 188.965113][ T9140] netlink_rcv_skb+0x13c/0x380 [ 188.969873][ T9140] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 188.975323][ T9140] ? netlink_ack+0x970/0x970 [ 188.980196][ T9140] ? netlink_deliver_tap+0x178/0xac0 [ 188.985494][ T9140] rtnetlink_rcv+0x10/0x20 [ 188.989904][ T9140] netlink_unicast+0x45e/0x6a0 [ 188.994660][ T9140] ? netlink_attachskb+0x740/0x740 [ 188.999765][ T9140] ? _copy_from_iter_full+0x18a/0x780 [ 189.005131][ T9140] ? __kasan_check_read+0x11/0x20 [ 189.010272][ T9140] ? __check_object_size+0x203/0x2ea [ 189.015542][ T9140] netlink_sendmsg+0x7b0/0xcb0 [ 189.020304][ T9140] ? netlink_unicast+0x6a0/0x6a0 [ 189.025249][ T9140] ? tomoyo_socket_sendmsg+0x9/0x10 [ 189.030443][ T9140] ? netlink_unicast+0x6a0/0x6a0 [ 189.035362][ T9140] sock_sendmsg+0xb5/0xf0 [ 189.039720][ T9140] ____sys_sendmsg+0x3b0/0x950 [ 189.044465][ T9140] ? copy_msghdr_from_user+0x209/0x420 [ 189.049978][ T9140] ? kernel_sendmsg+0x30/0x30 [ 189.054700][ T9140] ___sys_sendmsg+0xe4/0x160 [ 189.059355][ T9140] ? sendmsg_copy_msghdr+0x30/0x30 [ 189.064447][ T9140] ? rcu_read_lock_held+0x9c/0xb0 [ 189.069462][ T9140] ? __kasan_check_read+0x11/0x20 [ 189.074475][ T9140] ? __fget+0x2ac/0x410 [ 189.078610][ T9140] ? ksys_dup3+0x2e0/0x2e0 [ 189.083004][ T9140] ? find_held_lock+0x36/0x1d0 [ 189.087753][ T9140] ? __fget_light+0x179/0x1f0 [ 189.092416][ T9140] ? __fdget+0xe/0x10 [ 189.096987][ T9140] ? sockfd_lookup_light+0x1c/0x150 [ 189.102165][ T9140] __sys_sendmmsg+0x160/0x370 [ 189.106832][ T9140] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 189.111862][ T9140] ? vfs_write+0x25b/0x520 [ 189.116258][ T9140] ? lock_downgrade+0x900/0x900 [ 189.121097][ T9140] ? __kasan_check_write+0x14/0x20 [ 189.126216][ T9140] ? __mutex_unlock_slowpath+0xe0/0x690 [ 189.132361][ T9140] ? rcu_read_lock_any_held+0xcd/0xf0 [ 189.137741][ T9140] ? __kasan_check_write+0x14/0x20 [ 189.142835][ T9140] ? fput_many+0x1b/0x130 [ 189.147326][ T9140] ? fput+0xe/0x10 [ 189.151037][ T9140] ? ksys_write+0x181/0x220 [ 189.155522][ T9140] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 189.160959][ T9140] ? do_syscall_64+0x21/0x5f0 [ 189.165631][ T9140] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.171698][ T9140] __x64_sys_sendmmsg+0x98/0x100 [ 189.176639][ T9140] do_syscall_64+0xca/0x5f0 [ 189.181124][ T9140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.187001][ T9140] RIP: 0033:0x45a639 [ 189.190887][ T9140] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 189.211369][ T9140] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 189.219815][ T9140] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 189.228212][ T9140] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 189.236187][ T9140] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 189.244153][ T9140] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 189.252327][ T9140] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 189.464239][ T9146] FAULT_INJECTION: forcing a failure. [ 189.464239][ T9146] name failslab, interval 1, probability 0, space 0, times 0 [ 189.485470][ T9146] CPU: 1 PID: 9146 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 189.494089][ T9146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.504148][ T9146] Call Trace: [ 189.507440][ T9146] dump_stack+0x12d/0x187 [ 189.511880][ T9146] should_fail.cold.4+0x5/0x13 [ 189.516675][ T9146] ? fault_create_debugfs_attr+0x150/0x150 [ 189.522494][ T9146] ? ___might_sleep+0x16b/0x2b0 [ 189.527343][ T9146] __should_failslab+0xba/0xf0 [ 189.532256][ T9146] should_failslab+0x9/0x14 [ 189.536761][ T9146] kmem_cache_alloc_node_trace+0x27b/0x770 [ 189.542593][ T9146] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 189.548667][ T9146] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 189.554463][ T9146] __kmalloc_node_track_caller+0x3c/0x70 [ 189.560085][ T9146] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 189.565536][ T9146] __alloc_skb+0xd7/0x570 [ 189.569885][ T9146] ? netdev_alloc_frag+0x160/0x160 [ 189.575001][ T9146] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 189.581325][ T9146] tc_ctl_tclass+0x457/0xbf0 [ 189.585918][ T9146] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 189.591721][ T9146] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 189.596819][ T9146] rtnetlink_rcv_msg+0x34a/0x8d0 [ 189.601750][ T9146] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 189.607189][ T9146] ? netlink_deliver_tap+0x160/0xac0 [ 189.612463][ T9146] netlink_rcv_skb+0x13c/0x380 [ 189.617221][ T9146] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 189.622666][ T9146] ? netlink_ack+0x970/0x970 [ 189.627254][ T9146] ? netlink_deliver_tap+0x178/0xac0 [ 189.632562][ T9146] rtnetlink_rcv+0x10/0x20 [ 189.636956][ T9146] netlink_unicast+0x45e/0x6a0 [ 189.641699][ T9146] ? netlink_attachskb+0x740/0x740 [ 189.646797][ T9146] ? _copy_from_iter_full+0x18a/0x780 [ 189.652171][ T9146] ? __kasan_check_read+0x11/0x20 [ 189.657201][ T9146] ? __check_object_size+0x203/0x2ea [ 189.662481][ T9146] netlink_sendmsg+0x7b0/0xcb0 [ 189.667228][ T9146] ? netlink_unicast+0x6a0/0x6a0 [ 189.672184][ T9146] ? tomoyo_socket_sendmsg+0x9/0x10 [ 189.677386][ T9146] ? netlink_unicast+0x6a0/0x6a0 [ 189.682321][ T9146] sock_sendmsg+0xb5/0xf0 [ 189.686652][ T9146] ____sys_sendmsg+0x3b0/0x950 [ 189.691403][ T9146] ? copy_msghdr_from_user+0x209/0x420 [ 189.696856][ T9146] ? kernel_sendmsg+0x30/0x30 [ 189.701514][ T9146] ___sys_sendmsg+0xe4/0x160 [ 189.706086][ T9146] ? sendmsg_copy_msghdr+0x30/0x30 [ 189.711322][ T9146] ? rcu_read_lock_held+0x9c/0xb0 [ 189.716333][ T9146] ? __kasan_check_read+0x11/0x20 [ 189.721359][ T9146] ? __fget+0x2ac/0x410 [ 189.725518][ T9146] ? ksys_dup3+0x2e0/0x2e0 [ 189.729943][ T9146] ? find_held_lock+0x36/0x1d0 [ 189.734725][ T9146] ? __fget_light+0x179/0x1f0 [ 189.739387][ T9146] ? __fdget+0xe/0x10 [ 189.743362][ T9146] ? sockfd_lookup_light+0x1c/0x150 [ 189.748646][ T9146] __sys_sendmmsg+0x160/0x370 [ 189.753420][ T9146] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 189.758540][ T9146] ? vfs_write+0x25b/0x520 [ 189.762940][ T9146] ? lock_downgrade+0x900/0x900 [ 189.767878][ T9146] ? __kasan_check_write+0x14/0x20 [ 189.772982][ T9146] ? __mutex_unlock_slowpath+0xe0/0x690 [ 189.778712][ T9146] ? rcu_read_lock_any_held+0xcd/0xf0 [ 189.784074][ T9146] ? __kasan_check_write+0x14/0x20 [ 189.789181][ T9146] ? fput_many+0x1b/0x130 [ 189.793498][ T9146] ? fput+0xe/0x10 [ 189.797207][ T9146] ? ksys_write+0x181/0x220 [ 189.801692][ T9146] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 189.807180][ T9146] ? do_syscall_64+0x21/0x5f0 [ 189.812369][ T9146] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.818464][ T9146] __x64_sys_sendmmsg+0x98/0x100 [ 189.823388][ T9146] do_syscall_64+0xca/0x5f0 [ 189.827887][ T9146] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.833770][ T9146] RIP: 0033:0x45a639 [ 189.837686][ T9146] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 189.857422][ T9146] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 189.865975][ T9146] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 189.874048][ T9146] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 189.882023][ T9146] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 189.890082][ T9146] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 189.898392][ T9146] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 190.404444][ T9162] FAULT_INJECTION: forcing a failure. [ 190.404444][ T9162] name failslab, interval 1, probability 0, space 0, times 0 [ 190.417634][ T9162] CPU: 0 PID: 9162 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 190.426399][ T9162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.436442][ T9162] Call Trace: [ 190.439726][ T9162] dump_stack+0x12d/0x187 [ 190.444208][ T9162] should_fail.cold.4+0x5/0x13 [ 190.448964][ T9162] ? fault_create_debugfs_attr+0x150/0x150 [ 190.454769][ T9162] ? ___might_sleep+0x16b/0x2b0 [ 190.459624][ T9162] __should_failslab+0xba/0xf0 [ 190.464383][ T9162] should_failslab+0x9/0x14 [ 190.468882][ T9162] kmem_cache_alloc_node_trace+0x27b/0x770 [ 190.474678][ T9162] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 190.480730][ T9162] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 190.486548][ T9162] __kmalloc_node_track_caller+0x3c/0x70 [ 190.492176][ T9162] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 190.497641][ T9162] __alloc_skb+0xd7/0x570 [ 190.502078][ T9162] ? netdev_alloc_frag+0x160/0x160 [ 190.507329][ T9162] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 190.513668][ T9162] tc_ctl_tclass+0x457/0xbf0 [ 190.518267][ T9162] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 190.524106][ T9162] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 190.529207][ T9162] rtnetlink_rcv_msg+0x34a/0x8d0 [ 190.534229][ T9162] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 190.539689][ T9162] ? netlink_deliver_tap+0x160/0xac0 [ 190.544964][ T9162] netlink_rcv_skb+0x13c/0x380 [ 190.549738][ T9162] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 190.555194][ T9162] ? netlink_ack+0x970/0x970 [ 190.559788][ T9162] ? netlink_deliver_tap+0x178/0xac0 [ 190.565204][ T9162] rtnetlink_rcv+0x10/0x20 [ 190.569764][ T9162] netlink_unicast+0x45e/0x6a0 [ 190.574535][ T9162] ? netlink_attachskb+0x740/0x740 [ 190.579646][ T9162] ? _copy_from_iter_full+0x18a/0x780 [ 190.585020][ T9162] ? __kasan_check_read+0x11/0x20 [ 190.590099][ T9162] ? __check_object_size+0x203/0x2ea [ 190.595379][ T9162] netlink_sendmsg+0x7b0/0xcb0 [ 190.600133][ T9162] ? netlink_unicast+0x6a0/0x6a0 [ 190.605074][ T9162] ? tomoyo_socket_sendmsg+0x9/0x10 [ 190.610280][ T9162] ? netlink_unicast+0x6a0/0x6a0 [ 190.615201][ T9162] sock_sendmsg+0xb5/0xf0 [ 190.619597][ T9162] ____sys_sendmsg+0x3b0/0x950 [ 190.624335][ T9162] ? copy_msghdr_from_user+0x209/0x420 [ 190.629775][ T9162] ? kernel_sendmsg+0x30/0x30 [ 190.634446][ T9162] ___sys_sendmsg+0xe4/0x160 [ 190.639019][ T9162] ? sendmsg_copy_msghdr+0x30/0x30 [ 190.644262][ T9162] ? rcu_read_lock_held+0x9c/0xb0 [ 190.649267][ T9162] ? __kasan_check_read+0x11/0x20 [ 190.654281][ T9162] ? __fget+0x2ac/0x410 [ 190.658432][ T9162] ? ksys_dup3+0x2e0/0x2e0 [ 190.663077][ T9162] ? find_held_lock+0x36/0x1d0 [ 190.667848][ T9162] ? __fget_light+0x179/0x1f0 [ 190.672504][ T9162] ? __fdget+0xe/0x10 [ 190.676483][ T9162] ? sockfd_lookup_light+0x1c/0x150 [ 190.681673][ T9162] __sys_sendmmsg+0x160/0x370 [ 190.686678][ T9162] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 190.691695][ T9162] ? vfs_write+0x25b/0x520 [ 190.696099][ T9162] ? lock_downgrade+0x900/0x900 [ 190.700941][ T9162] ? __kasan_check_write+0x14/0x20 [ 190.706030][ T9162] ? __mutex_unlock_slowpath+0xe0/0x690 [ 190.711566][ T9162] ? rcu_read_lock_any_held+0xcd/0xf0 [ 190.716935][ T9162] ? __kasan_check_write+0x14/0x20 [ 190.722036][ T9162] ? fput_many+0x1b/0x130 [ 190.726345][ T9162] ? fput+0xe/0x10 [ 190.730041][ T9162] ? ksys_write+0x181/0x220 [ 190.734540][ T9162] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 190.739996][ T9162] ? do_syscall_64+0x21/0x5f0 [ 190.744653][ T9162] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.750830][ T9162] __x64_sys_sendmmsg+0x98/0x100 [ 190.755767][ T9162] do_syscall_64+0xca/0x5f0 [ 190.760269][ T9162] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.766146][ T9162] RIP: 0033:0x45a639 [ 190.770016][ T9162] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 190.789622][ T9162] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 190.798022][ T9162] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 190.806136][ T9162] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 190.814098][ T9162] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 190.822080][ T9162] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 190.830065][ T9162] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 190.839680][ T9163] FAULT_INJECTION: forcing a failure. [ 190.839680][ T9163] name failslab, interval 1, probability 0, space 0, times 0 [ 190.869037][ T9163] CPU: 0 PID: 9163 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 190.877791][ T9163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.887855][ T9163] Call Trace: [ 190.891157][ T9163] dump_stack+0x12d/0x187 [ 190.895491][ T9163] should_fail.cold.4+0x5/0x13 [ 190.900268][ T9163] ? fault_create_debugfs_attr+0x150/0x150 [ 190.906081][ T9163] ? ___might_sleep+0x16b/0x2b0 [ 190.910930][ T9163] __should_failslab+0xba/0xf0 [ 190.915690][ T9163] should_failslab+0x9/0x14 [ 190.920311][ T9163] kmem_cache_alloc_node_trace+0x27b/0x770 [ 190.926104][ T9163] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 190.932158][ T9163] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 190.937962][ T9163] __kmalloc_node_track_caller+0x3c/0x70 [ 190.943612][ T9163] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 190.949080][ T9163] __alloc_skb+0xd7/0x570 [ 190.953390][ T9163] ? netdev_alloc_frag+0x160/0x160 [ 190.958487][ T9163] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 190.964804][ T9163] tc_ctl_tclass+0x457/0xbf0 [ 190.969405][ T9163] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 190.975207][ T9163] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 190.980323][ T9163] rtnetlink_rcv_msg+0x34a/0x8d0 [ 190.985261][ T9163] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 190.990990][ T9163] ? netlink_deliver_tap+0x160/0xac0 [ 190.996280][ T9163] netlink_rcv_skb+0x13c/0x380 [ 191.001203][ T9163] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 191.006712][ T9163] ? netlink_ack+0x970/0x970 [ 191.011294][ T9163] ? netlink_deliver_tap+0x178/0xac0 [ 191.017553][ T9163] rtnetlink_rcv+0x10/0x20 [ 191.021965][ T9163] netlink_unicast+0x45e/0x6a0 [ 191.026859][ T9163] ? netlink_attachskb+0x740/0x740 [ 191.031970][ T9163] ? _copy_from_iter_full+0x18a/0x780 [ 191.037343][ T9163] ? __kasan_check_read+0x11/0x20 [ 191.042358][ T9163] ? __check_object_size+0x203/0x2ea [ 191.047702][ T9163] netlink_sendmsg+0x7b0/0xcb0 [ 191.052467][ T9163] ? netlink_unicast+0x6a0/0x6a0 [ 191.057543][ T9163] ? tomoyo_socket_sendmsg+0x9/0x10 [ 191.062958][ T9163] ? netlink_unicast+0x6a0/0x6a0 [ 191.067887][ T9163] sock_sendmsg+0xb5/0xf0 [ 191.072217][ T9163] ____sys_sendmsg+0x3b0/0x950 [ 191.076974][ T9163] ? copy_msghdr_from_user+0x209/0x420 [ 191.082426][ T9163] ? kernel_sendmsg+0x30/0x30 [ 191.087098][ T9163] ___sys_sendmsg+0xe4/0x160 [ 191.091741][ T9163] ? sendmsg_copy_msghdr+0x30/0x30 [ 191.096941][ T9163] ? rcu_read_lock_held+0x9c/0xb0 [ 191.101968][ T9163] ? __kasan_check_read+0x11/0x20 [ 191.107023][ T9163] ? __fget+0x2ac/0x410 [ 191.111326][ T9163] ? ksys_dup3+0x2e0/0x2e0 [ 191.115737][ T9163] ? find_held_lock+0x36/0x1d0 [ 191.120492][ T9163] ? __fget_light+0x179/0x1f0 [ 191.125309][ T9163] ? __fdget+0xe/0x10 [ 191.129403][ T9163] ? sockfd_lookup_light+0x1c/0x150 [ 191.134598][ T9163] __sys_sendmmsg+0x160/0x370 [ 191.139265][ T9163] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 191.144278][ T9163] ? vfs_write+0x25b/0x520 [ 191.148682][ T9163] ? lock_downgrade+0x900/0x900 [ 191.153515][ T9163] ? __kasan_check_write+0x14/0x20 [ 191.158641][ T9163] ? __mutex_unlock_slowpath+0xe0/0x690 [ 191.164184][ T9163] ? rcu_read_lock_any_held+0xcd/0xf0 [ 191.169558][ T9163] ? __kasan_check_write+0x14/0x20 [ 191.174663][ T9163] ? fput_many+0x1b/0x130 [ 191.178992][ T9163] ? fput+0xe/0x10 [ 191.182700][ T9163] ? ksys_write+0x181/0x220 [ 191.187204][ T9163] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 191.192659][ T9163] ? do_syscall_64+0x21/0x5f0 [ 191.197430][ T9163] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.203493][ T9163] __x64_sys_sendmmsg+0x98/0x100 [ 191.208455][ T9163] do_syscall_64+0xca/0x5f0 [ 191.212946][ T9163] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.218824][ T9163] RIP: 0033:0x45a639 [ 191.222742][ T9163] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 191.242574][ T9163] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 191.250986][ T9163] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 191.258946][ T9163] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 191.266915][ T9163] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 191.274895][ T9163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 191.282855][ T9163] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 191.294047][ T9164] FAULT_INJECTION: forcing a failure. [ 191.294047][ T9164] name failslab, interval 1, probability 0, space 0, times 0 [ 191.307128][ T9164] CPU: 1 PID: 9164 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 191.315716][ T9164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.325768][ T9164] Call Trace: [ 191.329051][ T9164] dump_stack+0x12d/0x187 [ 191.333392][ T9164] should_fail.cold.4+0x5/0x13 [ 191.338143][ T9164] ? fault_create_debugfs_attr+0x150/0x150 [ 191.343926][ T9164] ? ___might_sleep+0x16b/0x2b0 [ 191.348765][ T9164] __should_failslab+0xba/0xf0 [ 191.353670][ T9164] should_failslab+0x9/0x14 [ 191.358170][ T9164] kmem_cache_alloc_node_trace+0x27b/0x770 [ 191.363965][ T9164] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 191.370146][ T9164] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 191.375957][ T9164] __kmalloc_node_track_caller+0x3c/0x70 [ 191.381581][ T9164] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 191.387324][ T9164] __alloc_skb+0xd7/0x570 [ 191.391638][ T9164] ? netdev_alloc_frag+0x160/0x160 [ 191.396747][ T9164] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 191.403070][ T9164] tc_ctl_tclass+0x457/0xbf0 [ 191.407734][ T9164] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 191.413617][ T9164] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 191.418916][ T9164] rtnetlink_rcv_msg+0x34a/0x8d0 [ 191.423861][ T9164] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 191.429311][ T9164] ? netlink_deliver_tap+0x160/0xac0 [ 191.434590][ T9164] netlink_rcv_skb+0x13c/0x380 [ 191.439342][ T9164] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 191.444785][ T9164] ? netlink_ack+0x970/0x970 [ 191.449375][ T9164] ? netlink_deliver_tap+0x178/0xac0 [ 191.454642][ T9164] rtnetlink_rcv+0x10/0x20 [ 191.459048][ T9164] netlink_unicast+0x45e/0x6a0 [ 191.463805][ T9164] ? netlink_attachskb+0x740/0x740 [ 191.468911][ T9164] ? _copy_from_iter_full+0x18a/0x780 [ 191.474275][ T9164] ? __kasan_check_read+0x11/0x20 [ 191.479277][ T9164] ? __check_object_size+0x203/0x2ea [ 191.484563][ T9164] netlink_sendmsg+0x7b0/0xcb0 [ 191.489310][ T9164] ? netlink_unicast+0x6a0/0x6a0 [ 191.494248][ T9164] ? tomoyo_socket_sendmsg+0x9/0x10 [ 191.499451][ T9164] ? netlink_unicast+0x6a0/0x6a0 [ 191.504479][ T9164] sock_sendmsg+0xb5/0xf0 [ 191.508816][ T9164] ____sys_sendmsg+0x3b0/0x950 [ 191.513707][ T9164] ? copy_msghdr_from_user+0x209/0x420 [ 191.519330][ T9164] ? kernel_sendmsg+0x30/0x30 [ 191.524008][ T9164] ___sys_sendmsg+0xe4/0x160 [ 191.528788][ T9164] ? sendmsg_copy_msghdr+0x30/0x30 [ 191.533902][ T9164] ? rcu_read_lock_held+0x9c/0xb0 [ 191.539032][ T9164] ? __kasan_check_read+0x11/0x20 [ 191.544082][ T9164] ? __fget+0x2ac/0x410 [ 191.548246][ T9164] ? ksys_dup3+0x2e0/0x2e0 [ 191.552768][ T9164] ? find_held_lock+0x36/0x1d0 [ 191.557525][ T9164] ? __fget_light+0x179/0x1f0 [ 191.562554][ T9164] ? __fdget+0xe/0x10 [ 191.566525][ T9164] ? sockfd_lookup_light+0x1c/0x150 [ 191.571755][ T9164] __sys_sendmmsg+0x160/0x370 [ 191.576448][ T9164] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 191.581568][ T9164] ? vfs_write+0x25b/0x520 [ 191.585994][ T9164] ? lock_downgrade+0x900/0x900 [ 191.590969][ T9164] ? __kasan_check_write+0x14/0x20 [ 191.596072][ T9164] ? __mutex_unlock_slowpath+0xe0/0x690 [ 191.601599][ T9164] ? rcu_read_lock_any_held+0xcd/0xf0 [ 191.607014][ T9164] ? __kasan_check_write+0x14/0x20 [ 191.612128][ T9164] ? fput_many+0x1b/0x130 [ 191.616446][ T9164] ? fput+0xe/0x10 [ 191.620149][ T9164] ? ksys_write+0x181/0x220 [ 191.624697][ T9164] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 191.630160][ T9164] ? do_syscall_64+0x21/0x5f0 [ 191.637961][ T9164] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.644130][ T9164] __x64_sys_sendmmsg+0x98/0x100 [ 191.649063][ T9164] do_syscall_64+0xca/0x5f0 [ 191.653574][ T9164] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.659452][ T9164] RIP: 0033:0x45a639 [ 191.663331][ T9164] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 191.682943][ T9164] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 191.691357][ T9164] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 191.699408][ T9164] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 191.708524][ T9164] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 191.716481][ T9164] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 191.724434][ T9164] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 191.934239][ T9170] FAULT_INJECTION: forcing a failure. [ 191.934239][ T9170] name failslab, interval 1, probability 0, space 0, times 0 [ 191.947044][ T9170] CPU: 0 PID: 9170 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 191.955639][ T9170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.965784][ T9170] Call Trace: [ 191.969066][ T9170] dump_stack+0x12d/0x187 [ 191.973374][ T9170] should_fail.cold.4+0x5/0x13 [ 191.978114][ T9170] ? fault_create_debugfs_attr+0x150/0x150 [ 191.984044][ T9170] ? ___might_sleep+0x16b/0x2b0 [ 191.988902][ T9170] __should_failslab+0xba/0xf0 [ 191.993657][ T9170] should_failslab+0x9/0x14 [ 191.998138][ T9170] kmem_cache_alloc_node+0x266/0x760 [ 192.003396][ T9170] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 192.008664][ T9170] ? __local_bh_enable_ip+0x160/0x260 [ 192.016574][ T9170] ? qfq_change_class+0x538/0x16c4 [ 192.021674][ T9170] ? trace_hardirqs_on+0x28/0x1a0 [ 192.026692][ T9170] __alloc_skb+0xa7/0x570 [ 192.031021][ T9170] ? netdev_alloc_frag+0x160/0x160 [ 192.036130][ T9170] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 192.042457][ T9170] tc_ctl_tclass+0x457/0xbf0 [ 192.047049][ T9170] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 192.052846][ T9170] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 192.058095][ T9170] rtnetlink_rcv_msg+0x34a/0x8d0 [ 192.063270][ T9170] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 192.068756][ T9170] ? netlink_deliver_tap+0x160/0xac0 [ 192.074057][ T9170] netlink_rcv_skb+0x13c/0x380 [ 192.078800][ T9170] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 192.084245][ T9170] ? netlink_ack+0x970/0x970 [ 192.088831][ T9170] ? netlink_deliver_tap+0x178/0xac0 [ 192.094110][ T9170] rtnetlink_rcv+0x10/0x20 [ 192.098946][ T9170] netlink_unicast+0x45e/0x6a0 [ 192.103689][ T9170] ? netlink_attachskb+0x740/0x740 [ 192.108786][ T9170] ? _copy_from_iter_full+0x18a/0x780 [ 192.114157][ T9170] ? __kasan_check_read+0x11/0x20 [ 192.119161][ T9170] ? __check_object_size+0x203/0x2ea [ 192.124604][ T9170] netlink_sendmsg+0x7b0/0xcb0 [ 192.129364][ T9170] ? netlink_unicast+0x6a0/0x6a0 [ 192.134306][ T9170] ? tomoyo_socket_sendmsg+0x9/0x10 [ 192.139482][ T9170] ? netlink_unicast+0x6a0/0x6a0 [ 192.144399][ T9170] sock_sendmsg+0xb5/0xf0 [ 192.148736][ T9170] ____sys_sendmsg+0x3b0/0x950 [ 192.153488][ T9170] ? copy_msghdr_from_user+0x209/0x420 [ 192.158923][ T9170] ? kernel_sendmsg+0x30/0x30 [ 192.163582][ T9170] ___sys_sendmsg+0xe4/0x160 [ 192.168167][ T9170] ? sendmsg_copy_msghdr+0x30/0x30 [ 192.173271][ T9170] ? rcu_read_lock_held+0x9c/0xb0 [ 192.178291][ T9170] ? __kasan_check_read+0x11/0x20 [ 192.183303][ T9170] ? __fget+0x2ac/0x410 [ 192.187462][ T9170] ? ksys_dup3+0x2e0/0x2e0 [ 192.191865][ T9170] ? find_held_lock+0x36/0x1d0 [ 192.196614][ T9170] ? __fget_light+0x179/0x1f0 [ 192.201284][ T9170] ? __fdget+0xe/0x10 [ 192.205248][ T9170] ? sockfd_lookup_light+0x1c/0x150 [ 192.210453][ T9170] __sys_sendmmsg+0x160/0x370 [ 192.215108][ T9170] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 192.220111][ T9170] ? vfs_write+0x25b/0x520 [ 192.224507][ T9170] ? lock_downgrade+0x900/0x900 [ 192.229344][ T9170] ? __kasan_check_write+0x14/0x20 [ 192.234432][ T9170] ? __mutex_unlock_slowpath+0xe0/0x690 [ 192.239952][ T9170] ? rcu_read_lock_any_held+0xcd/0xf0 [ 192.245328][ T9170] ? __kasan_check_write+0x14/0x20 [ 192.250448][ T9170] ? fput_many+0x1b/0x130 [ 192.254774][ T9170] ? fput+0xe/0x10 [ 192.258494][ T9170] ? ksys_write+0x181/0x220 [ 192.262978][ T9170] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 192.268438][ T9170] ? do_syscall_64+0x21/0x5f0 [ 192.273118][ T9170] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.279183][ T9170] __x64_sys_sendmmsg+0x98/0x100 [ 192.284127][ T9170] do_syscall_64+0xca/0x5f0 [ 192.288646][ T9170] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.294530][ T9170] RIP: 0033:0x45a639 [ 192.298404][ T9170] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 192.318003][ T9170] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 192.326410][ T9170] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 192.334384][ T9170] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 192.342365][ T9170] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 192.350357][ T9170] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 192.358349][ T9170] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 192.564190][ T9176] FAULT_INJECTION: forcing a failure. [ 192.564190][ T9176] name failslab, interval 1, probability 0, space 0, times 0 [ 192.576993][ T9176] CPU: 1 PID: 9176 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 192.585586][ T9176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.595658][ T9176] Call Trace: [ 192.598939][ T9176] dump_stack+0x12d/0x187 [ 192.603257][ T9176] should_fail.cold.4+0x5/0x13 [ 192.608009][ T9176] ? fault_create_debugfs_attr+0x150/0x150 [ 192.613807][ T9176] ? ___might_sleep+0x16b/0x2b0 [ 192.618653][ T9176] __should_failslab+0xba/0xf0 [ 192.623401][ T9176] should_failslab+0x9/0x14 [ 192.627907][ T9176] kmem_cache_alloc_node_trace+0x27b/0x770 [ 192.633705][ T9176] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 192.639771][ T9176] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 192.645715][ T9176] __kmalloc_node_track_caller+0x3c/0x70 [ 192.651345][ T9176] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 192.656796][ T9176] __alloc_skb+0xd7/0x570 [ 192.661106][ T9176] ? netdev_alloc_frag+0x160/0x160 [ 192.666213][ T9176] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 192.672522][ T9176] tc_ctl_tclass+0x457/0xbf0 [ 192.677108][ T9176] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 192.682914][ T9176] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 192.688011][ T9176] rtnetlink_rcv_msg+0x34a/0x8d0 [ 192.692923][ T9176] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 192.698375][ T9176] ? netlink_deliver_tap+0x160/0xac0 [ 192.703788][ T9176] netlink_rcv_skb+0x13c/0x380 [ 192.708538][ T9176] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 192.713978][ T9176] ? netlink_ack+0x970/0x970 [ 192.718658][ T9176] ? netlink_deliver_tap+0x178/0xac0 [ 192.723973][ T9176] rtnetlink_rcv+0x10/0x20 [ 192.728393][ T9176] netlink_unicast+0x45e/0x6a0 [ 192.733167][ T9176] ? netlink_attachskb+0x740/0x740 [ 192.738296][ T9176] ? _copy_from_iter_full+0x18a/0x780 [ 192.743657][ T9176] ? __kasan_check_read+0x11/0x20 [ 192.748667][ T9176] ? __check_object_size+0x203/0x2ea [ 192.753946][ T9176] netlink_sendmsg+0x7b0/0xcb0 [ 192.758766][ T9176] ? netlink_unicast+0x6a0/0x6a0 [ 192.763713][ T9176] ? tomoyo_socket_sendmsg+0x9/0x10 [ 192.768894][ T9176] ? netlink_unicast+0x6a0/0x6a0 [ 192.773815][ T9176] sock_sendmsg+0xb5/0xf0 [ 192.779265][ T9176] ____sys_sendmsg+0x3b0/0x950 [ 192.784032][ T9176] ? copy_msghdr_from_user+0x209/0x420 [ 192.789470][ T9176] ? kernel_sendmsg+0x30/0x30 [ 192.794143][ T9176] ___sys_sendmsg+0xe4/0x160 [ 192.798722][ T9176] ? sendmsg_copy_msghdr+0x30/0x30 [ 192.803821][ T9176] ? rcu_read_lock_held+0x9c/0xb0 [ 192.808857][ T9176] ? __kasan_check_read+0x11/0x20 [ 192.813869][ T9176] ? __fget+0x2ac/0x410 [ 192.818005][ T9176] ? ksys_dup3+0x2e0/0x2e0 [ 192.826225][ T9176] ? find_held_lock+0x36/0x1d0 [ 192.831071][ T9176] ? __fget_light+0x179/0x1f0 [ 192.835753][ T9176] ? __fdget+0xe/0x10 [ 192.839735][ T9176] ? sockfd_lookup_light+0x1c/0x150 [ 192.844925][ T9176] __sys_sendmmsg+0x160/0x370 [ 192.849599][ T9176] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 192.854632][ T9176] ? vfs_write+0x25b/0x520 [ 192.859052][ T9176] ? lock_downgrade+0x900/0x900 [ 192.864165][ T9176] ? __kasan_check_write+0x14/0x20 [ 192.869258][ T9176] ? __mutex_unlock_slowpath+0xe0/0x690 [ 192.874789][ T9176] ? rcu_read_lock_any_held+0xcd/0xf0 [ 192.880503][ T9176] ? __kasan_check_write+0x14/0x20 [ 192.885602][ T9176] ? fput_many+0x1b/0x130 [ 192.889932][ T9176] ? fput+0xe/0x10 [ 192.893655][ T9176] ? ksys_write+0x181/0x220 [ 192.898144][ T9176] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 192.903581][ T9176] ? do_syscall_64+0x21/0x5f0 [ 192.908236][ T9176] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.914289][ T9176] __x64_sys_sendmmsg+0x98/0x100 [ 192.919213][ T9176] do_syscall_64+0xca/0x5f0 [ 192.923707][ T9176] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.930855][ T9176] RIP: 0033:0x45a639 [ 192.934950][ T9176] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 192.954744][ T9176] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 192.963151][ T9176] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 192.971105][ T9176] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 192.979056][ T9176] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 192.987036][ T9176] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 192.995075][ T9176] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 193.576393][ T9192] FAULT_INJECTION: forcing a failure. [ 193.576393][ T9192] name failslab, interval 1, probability 0, space 0, times 0 [ 193.610004][ T9192] CPU: 1 PID: 9192 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 193.618625][ T9192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.628802][ T9192] Call Trace: [ 193.632214][ T9192] dump_stack+0x12d/0x187 [ 193.636536][ T9192] should_fail.cold.4+0x5/0x13 [ 193.641314][ T9192] ? fault_create_debugfs_attr+0x150/0x150 [ 193.647129][ T9192] ? ___might_sleep+0x16b/0x2b0 [ 193.651988][ T9192] __should_failslab+0xba/0xf0 [ 193.656753][ T9192] should_failslab+0x9/0x14 [ 193.661365][ T9192] kmem_cache_alloc_node_trace+0x27b/0x770 [ 193.667168][ T9192] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 193.673220][ T9192] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 193.679032][ T9192] __kmalloc_node_track_caller+0x3c/0x70 [ 193.684690][ T9192] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 193.690164][ T9192] __alloc_skb+0xd7/0x570 [ 193.694504][ T9192] ? netdev_alloc_frag+0x160/0x160 [ 193.699610][ T9192] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 193.705946][ T9192] tc_ctl_tclass+0x457/0xbf0 [ 193.710578][ T9192] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 193.716410][ T9192] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 193.721521][ T9192] rtnetlink_rcv_msg+0x34a/0x8d0 [ 193.726468][ T9192] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 193.731934][ T9192] ? netlink_deliver_tap+0x160/0xac0 [ 193.737307][ T9192] netlink_rcv_skb+0x13c/0x380 [ 193.742075][ T9192] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 193.747635][ T9192] ? netlink_ack+0x970/0x970 [ 193.752230][ T9192] ? netlink_deliver_tap+0x178/0xac0 [ 193.757517][ T9192] rtnetlink_rcv+0x10/0x20 [ 193.761936][ T9192] netlink_unicast+0x45e/0x6a0 [ 193.766710][ T9192] ? netlink_attachskb+0x740/0x740 [ 193.771820][ T9192] ? _copy_from_iter_full+0x18a/0x780 [ 193.777401][ T9192] ? __kasan_check_read+0x11/0x20 [ 193.782538][ T9192] ? __check_object_size+0x203/0x2ea [ 193.788285][ T9192] netlink_sendmsg+0x7b0/0xcb0 [ 193.793160][ T9192] ? netlink_unicast+0x6a0/0x6a0 [ 193.798105][ T9192] ? tomoyo_socket_sendmsg+0x9/0x10 [ 193.803405][ T9192] ? netlink_unicast+0x6a0/0x6a0 [ 193.808361][ T9192] sock_sendmsg+0xb5/0xf0 [ 193.812695][ T9192] ____sys_sendmsg+0x3b0/0x950 [ 193.817630][ T9192] ? copy_msghdr_from_user+0x209/0x420 [ 193.823094][ T9192] ? kernel_sendmsg+0x30/0x30 [ 193.827809][ T9192] ___sys_sendmsg+0xe4/0x160 [ 193.832401][ T9192] ? sendmsg_copy_msghdr+0x30/0x30 [ 193.837698][ T9192] ? rcu_read_lock_held+0x9c/0xb0 [ 193.842822][ T9192] ? __kasan_check_read+0x11/0x20 [ 193.847948][ T9192] ? __fget+0x2ac/0x410 [ 193.852088][ T9192] ? ksys_dup3+0x2e0/0x2e0 [ 193.856583][ T9192] ? find_held_lock+0x36/0x1d0 [ 193.861331][ T9192] ? __fget_light+0x179/0x1f0 [ 193.866027][ T9192] ? __fdget+0xe/0x10 [ 193.869986][ T9192] ? sockfd_lookup_light+0x1c/0x150 [ 193.875178][ T9192] __sys_sendmmsg+0x160/0x370 [ 193.879919][ T9192] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 193.884923][ T9192] ? vfs_write+0x25b/0x520 [ 193.889317][ T9192] ? lock_downgrade+0x900/0x900 [ 193.894409][ T9192] ? __kasan_check_write+0x14/0x20 [ 193.899496][ T9192] ? __mutex_unlock_slowpath+0xe0/0x690 [ 193.905029][ T9192] ? rcu_read_lock_any_held+0xcd/0xf0 [ 193.910392][ T9192] ? __kasan_check_write+0x14/0x20 [ 193.915499][ T9192] ? fput_many+0x1b/0x130 [ 193.919898][ T9192] ? fput+0xe/0x10 [ 193.923595][ T9192] ? ksys_write+0x181/0x220 [ 193.928081][ T9192] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 193.933608][ T9192] ? do_syscall_64+0x21/0x5f0 [ 193.938389][ T9192] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.944444][ T9192] __x64_sys_sendmmsg+0x98/0x100 [ 193.949383][ T9192] do_syscall_64+0xca/0x5f0 [ 193.953883][ T9192] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.960411][ T9192] RIP: 0033:0x45a639 [ 193.964397][ T9192] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 193.987621][ T9192] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 193.996332][ T9192] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 194.004307][ T9192] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 194.012278][ T9192] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 194.020318][ T9192] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 194.028905][ T9192] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 194.043229][ T9193] FAULT_INJECTION: forcing a failure. [ 194.043229][ T9193] name failslab, interval 1, probability 0, space 0, times 0 [ 194.056478][ T9193] CPU: 1 PID: 9193 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 194.065334][ T9193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.075383][ T9193] Call Trace: [ 194.078693][ T9193] dump_stack+0x12d/0x187 [ 194.083012][ T9193] should_fail.cold.4+0x5/0x13 [ 194.087854][ T9193] ? fault_create_debugfs_attr+0x150/0x150 [ 194.093642][ T9193] ? ___might_sleep+0x16b/0x2b0 [ 194.098482][ T9193] __should_failslab+0xba/0xf0 [ 194.103446][ T9193] should_failslab+0x9/0x14 [ 194.107943][ T9193] kmem_cache_alloc_node_trace+0x27b/0x770 [ 194.113927][ T9193] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 194.120341][ T9193] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 194.126314][ T9193] __kmalloc_node_track_caller+0x3c/0x70 [ 194.131941][ T9193] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 194.137401][ T9193] __alloc_skb+0xd7/0x570 [ 194.141843][ T9193] ? netdev_alloc_frag+0x160/0x160 [ 194.146955][ T9193] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 194.153357][ T9193] tc_ctl_tclass+0x457/0xbf0 [ 194.157948][ T9193] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 194.163752][ T9193] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 194.168849][ T9193] rtnetlink_rcv_msg+0x34a/0x8d0 [ 194.173767][ T9193] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 194.179226][ T9193] ? netlink_deliver_tap+0x160/0xac0 [ 194.184492][ T9193] netlink_rcv_skb+0x13c/0x380 [ 194.189248][ T9193] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 194.194736][ T9193] ? netlink_ack+0x970/0x970 [ 194.199467][ T9193] ? netlink_deliver_tap+0x178/0xac0 [ 194.204882][ T9193] rtnetlink_rcv+0x10/0x20 [ 194.209314][ T9193] netlink_unicast+0x45e/0x6a0 [ 194.214076][ T9193] ? netlink_attachskb+0x740/0x740 [ 194.219187][ T9193] ? _copy_from_iter_full+0x18a/0x780 [ 194.224560][ T9193] ? __kasan_check_read+0x11/0x20 [ 194.229563][ T9193] ? __check_object_size+0x203/0x2ea [ 194.234843][ T9193] netlink_sendmsg+0x7b0/0xcb0 [ 194.239601][ T9193] ? netlink_unicast+0x6a0/0x6a0 [ 194.244515][ T9193] ? tomoyo_socket_sendmsg+0x9/0x10 [ 194.249727][ T9193] ? netlink_unicast+0x6a0/0x6a0 [ 194.254661][ T9193] sock_sendmsg+0xb5/0xf0 [ 194.258999][ T9193] ____sys_sendmsg+0x3b0/0x950 [ 194.263751][ T9193] ? copy_msghdr_from_user+0x209/0x420 [ 194.269204][ T9193] ? kernel_sendmsg+0x30/0x30 [ 194.273877][ T9193] ___sys_sendmsg+0xe4/0x160 [ 194.278461][ T9193] ? sendmsg_copy_msghdr+0x30/0x30 [ 194.283569][ T9193] ? rcu_read_lock_held+0x9c/0xb0 [ 194.288584][ T9193] ? __kasan_check_read+0x11/0x20 [ 194.293595][ T9193] ? __fget+0x2ac/0x410 [ 194.297745][ T9193] ? ksys_dup3+0x2e0/0x2e0 [ 194.302167][ T9193] ? find_held_lock+0x36/0x1d0 [ 194.306916][ T9193] ? __fget_light+0x179/0x1f0 [ 194.311583][ T9193] ? __fdget+0xe/0x10 [ 194.315569][ T9193] ? sockfd_lookup_light+0x1c/0x150 [ 194.320755][ T9193] __sys_sendmmsg+0x160/0x370 [ 194.325412][ T9193] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 194.330412][ T9193] ? vfs_write+0x25b/0x520 [ 194.334815][ T9193] ? lock_downgrade+0x900/0x900 [ 194.339669][ T9193] ? __kasan_check_write+0x14/0x20 [ 194.344758][ T9193] ? __mutex_unlock_slowpath+0xe0/0x690 [ 194.350278][ T9193] ? rcu_read_lock_any_held+0xcd/0xf0 [ 194.355644][ T9193] ? __kasan_check_write+0x14/0x20 [ 194.360749][ T9193] ? fput_many+0x1b/0x130 [ 194.365055][ T9193] ? fput+0xe/0x10 [ 194.368749][ T9193] ? ksys_write+0x181/0x220 [ 194.373236][ T9193] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 194.378680][ T9193] ? do_syscall_64+0x21/0x5f0 [ 194.383339][ T9193] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.389389][ T9193] __x64_sys_sendmmsg+0x98/0x100 [ 194.394450][ T9193] do_syscall_64+0xca/0x5f0 [ 194.399070][ T9193] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.404966][ T9193] RIP: 0033:0x45a639 [ 194.409210][ T9193] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 194.429167][ T9193] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 194.437579][ T9193] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 194.445536][ T9193] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 194.453581][ T9193] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 194.461540][ T9193] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 194.469513][ T9193] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 194.480797][ T9194] FAULT_INJECTION: forcing a failure. [ 194.480797][ T9194] name failslab, interval 1, probability 0, space 0, times 0 [ 194.493927][ T9194] CPU: 0 PID: 9194 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 194.502633][ T9194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.512763][ T9194] Call Trace: [ 194.516120][ T9194] dump_stack+0x12d/0x187 [ 194.520458][ T9194] should_fail.cold.4+0x5/0x13 [ 194.525284][ T9194] ? fault_create_debugfs_attr+0x150/0x150 [ 194.531188][ T9194] ? ___might_sleep+0x16b/0x2b0 [ 194.536184][ T9194] __should_failslab+0xba/0xf0 [ 194.540954][ T9194] should_failslab+0x9/0x14 [ 194.545454][ T9194] kmem_cache_alloc_node_trace+0x27b/0x770 [ 194.551357][ T9194] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 194.557405][ T9194] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 194.563201][ T9194] __kmalloc_node_track_caller+0x3c/0x70 [ 194.568831][ T9194] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 194.574386][ T9194] __alloc_skb+0xd7/0x570 [ 194.578709][ T9194] ? netdev_alloc_frag+0x160/0x160 [ 194.583828][ T9194] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 194.590858][ T9194] tc_ctl_tclass+0x457/0xbf0 [ 194.595454][ T9194] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 194.601432][ T9194] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 194.606642][ T9194] rtnetlink_rcv_msg+0x34a/0x8d0 [ 194.611591][ T9194] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 194.617037][ T9194] ? netlink_deliver_tap+0x160/0xac0 [ 194.622307][ T9194] netlink_rcv_skb+0x13c/0x380 [ 194.627053][ T9194] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 194.632487][ T9194] ? netlink_ack+0x970/0x970 [ 194.637052][ T9194] ? netlink_deliver_tap+0x178/0xac0 [ 194.642327][ T9194] rtnetlink_rcv+0x10/0x20 [ 194.646721][ T9194] netlink_unicast+0x45e/0x6a0 [ 194.651460][ T9194] ? netlink_attachskb+0x740/0x740 [ 194.656557][ T9194] ? _copy_from_iter_full+0x18a/0x780 [ 194.661910][ T9194] ? __kasan_check_read+0x11/0x20 [ 194.666917][ T9194] ? __check_object_size+0x203/0x2ea [ 194.672189][ T9194] netlink_sendmsg+0x7b0/0xcb0 [ 194.677030][ T9194] ? netlink_unicast+0x6a0/0x6a0 [ 194.681952][ T9194] ? tomoyo_socket_sendmsg+0x9/0x10 [ 194.687147][ T9194] ? netlink_unicast+0x6a0/0x6a0 [ 194.692071][ T9194] sock_sendmsg+0xb5/0xf0 [ 194.696395][ T9194] ____sys_sendmsg+0x3b0/0x950 [ 194.701135][ T9194] ? copy_msghdr_from_user+0x209/0x420 [ 194.706580][ T9194] ? kernel_sendmsg+0x30/0x30 [ 194.711243][ T9194] ___sys_sendmsg+0xe4/0x160 [ 194.715811][ T9194] ? sendmsg_copy_msghdr+0x30/0x30 [ 194.721003][ T9194] ? rcu_read_lock_held+0x9c/0xb0 [ 194.726626][ T9194] ? __kasan_check_read+0x11/0x20 [ 194.731636][ T9194] ? __fget+0x2ac/0x410 [ 194.735778][ T9194] ? ksys_dup3+0x2e0/0x2e0 [ 194.740176][ T9194] ? find_held_lock+0x36/0x1d0 [ 194.745023][ T9194] ? __fget_light+0x179/0x1f0 [ 194.749687][ T9194] ? __fdget+0xe/0x10 [ 194.753661][ T9194] ? sockfd_lookup_light+0x1c/0x150 [ 194.758840][ T9194] __sys_sendmmsg+0x160/0x370 [ 194.763500][ T9194] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 194.768528][ T9194] ? vfs_write+0x25b/0x520 [ 194.774929][ T9194] ? lock_downgrade+0x900/0x900 [ 194.779791][ T9194] ? __kasan_check_write+0x14/0x20 [ 194.784889][ T9194] ? __mutex_unlock_slowpath+0xe0/0x690 [ 194.790463][ T9194] ? rcu_read_lock_any_held+0xcd/0xf0 [ 194.795862][ T9194] ? __kasan_check_write+0x14/0x20 [ 194.801053][ T9194] ? fput_many+0x1b/0x130 [ 194.805373][ T9194] ? fput+0xe/0x10 [ 194.809085][ T9194] ? ksys_write+0x181/0x220 [ 194.813572][ T9194] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 194.819096][ T9194] ? do_syscall_64+0x21/0x5f0 [ 194.823749][ T9194] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.830371][ T9194] __x64_sys_sendmmsg+0x98/0x100 [ 194.835320][ T9194] do_syscall_64+0xca/0x5f0 [ 194.839808][ T9194] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.845683][ T9194] RIP: 0033:0x45a639 [ 194.851133][ T9194] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 194.870881][ T9194] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 194.879358][ T9194] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 194.887383][ T9194] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 194.895451][ T9194] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 194.903431][ T9194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 194.911387][ T9194] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 195.094190][ T9200] FAULT_INJECTION: forcing a failure. [ 195.094190][ T9200] name failslab, interval 1, probability 0, space 0, times 0 [ 195.108016][ T9200] CPU: 1 PID: 9200 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 195.116611][ T9200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.126652][ T9200] Call Trace: [ 195.129948][ T9200] dump_stack+0x12d/0x187 [ 195.134273][ T9200] should_fail.cold.4+0x5/0x13 [ 195.139098][ T9200] ? fault_create_debugfs_attr+0x150/0x150 [ 195.144885][ T9200] ? ___might_sleep+0x16b/0x2b0 [ 195.149983][ T9200] __should_failslab+0xba/0xf0 [ 195.154731][ T9200] should_failslab+0x9/0x14 [ 195.159224][ T9200] kmem_cache_alloc_node_trace+0x27b/0x770 [ 195.165012][ T9200] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 195.171053][ T9200] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 195.176859][ T9200] __kmalloc_node_track_caller+0x3c/0x70 [ 195.182503][ T9200] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 195.187951][ T9200] __alloc_skb+0xd7/0x570 [ 195.192250][ T9200] ? netdev_alloc_frag+0x160/0x160 [ 195.197357][ T9200] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 195.203685][ T9200] tc_ctl_tclass+0x457/0xbf0 [ 195.208274][ T9200] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 195.214063][ T9200] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 195.219162][ T9200] rtnetlink_rcv_msg+0x34a/0x8d0 [ 195.224160][ T9200] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 195.229605][ T9200] ? netlink_deliver_tap+0x160/0xac0 [ 195.234875][ T9200] netlink_rcv_skb+0x13c/0x380 [ 195.239633][ T9200] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 195.245063][ T9200] ? netlink_ack+0x970/0x970 [ 195.249642][ T9200] ? netlink_deliver_tap+0x178/0xac0 [ 195.254914][ T9200] rtnetlink_rcv+0x10/0x20 [ 195.259326][ T9200] netlink_unicast+0x45e/0x6a0 [ 195.264073][ T9200] ? netlink_attachskb+0x740/0x740 [ 195.269260][ T9200] ? _copy_from_iter_full+0x18a/0x780 [ 195.274632][ T9200] ? __kasan_check_read+0x11/0x20 [ 195.279674][ T9200] ? __check_object_size+0x203/0x2ea [ 195.285171][ T9200] netlink_sendmsg+0x7b0/0xcb0 [ 195.290147][ T9200] ? netlink_unicast+0x6a0/0x6a0 [ 195.295076][ T9200] ? tomoyo_socket_sendmsg+0x9/0x10 [ 195.300265][ T9200] ? netlink_unicast+0x6a0/0x6a0 [ 195.305199][ T9200] sock_sendmsg+0xb5/0xf0 [ 195.309502][ T9200] ____sys_sendmsg+0x3b0/0x950 [ 195.314268][ T9200] ? copy_msghdr_from_user+0x209/0x420 [ 195.319727][ T9200] ? kernel_sendmsg+0x30/0x30 [ 195.324393][ T9200] ___sys_sendmsg+0xe4/0x160 [ 195.328963][ T9200] ? sendmsg_copy_msghdr+0x30/0x30 [ 195.334067][ T9200] ? rcu_read_lock_held+0x9c/0xb0 [ 195.339107][ T9200] ? __kasan_check_read+0x11/0x20 [ 195.344113][ T9200] ? __fget+0x2ac/0x410 [ 195.348243][ T9200] ? ksys_dup3+0x2e0/0x2e0 [ 195.352641][ T9200] ? find_held_lock+0x36/0x1d0 [ 195.357399][ T9200] ? __fget_light+0x179/0x1f0 [ 195.362097][ T9200] ? __fdget+0xe/0x10 [ 195.366072][ T9200] ? sockfd_lookup_light+0x1c/0x150 [ 195.371252][ T9200] __sys_sendmmsg+0x160/0x370 [ 195.375916][ T9200] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 195.380945][ T9200] ? vfs_write+0x25b/0x520 [ 195.385357][ T9200] ? lock_downgrade+0x900/0x900 [ 195.390194][ T9200] ? __kasan_check_write+0x14/0x20 [ 195.395292][ T9200] ? __mutex_unlock_slowpath+0xe0/0x690 [ 195.400831][ T9200] ? rcu_read_lock_any_held+0xcd/0xf0 [ 195.406204][ T9200] ? __kasan_check_write+0x14/0x20 [ 195.411385][ T9200] ? fput_many+0x1b/0x130 [ 195.415729][ T9200] ? fput+0xe/0x10 [ 195.419436][ T9200] ? ksys_write+0x181/0x220 [ 195.424467][ T9200] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 195.429905][ T9200] ? do_syscall_64+0x21/0x5f0 [ 195.434564][ T9200] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.440618][ T9200] __x64_sys_sendmmsg+0x98/0x100 [ 195.445552][ T9200] do_syscall_64+0xca/0x5f0 [ 195.450028][ T9200] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.455898][ T9200] RIP: 0033:0x45a639 [ 195.459797][ T9200] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 195.479427][ T9200] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 2020/01/13 17:05:17 executed programs: 208 [ 195.488363][ T9200] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 195.496330][ T9200] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 195.504475][ T9200] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 195.512440][ T9200] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 195.520399][ T9200] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 195.684349][ T9203] FAULT_INJECTION: forcing a failure. [ 195.684349][ T9203] name failslab, interval 1, probability 0, space 0, times 0 [ 195.697136][ T9203] CPU: 1 PID: 9203 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 195.705717][ T9203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.715770][ T9203] Call Trace: [ 195.719046][ T9203] dump_stack+0x12d/0x187 [ 195.723375][ T9203] should_fail.cold.4+0x5/0x13 [ 195.728140][ T9203] ? fault_create_debugfs_attr+0x150/0x150 [ 195.733946][ T9203] ? ___might_sleep+0x16b/0x2b0 [ 195.738791][ T9203] __should_failslab+0xba/0xf0 [ 195.743611][ T9203] should_failslab+0x9/0x14 [ 195.748107][ T9203] kmem_cache_alloc_node_trace+0x27b/0x770 [ 195.753912][ T9203] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 195.759954][ T9203] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 195.765883][ T9203] __kmalloc_node_track_caller+0x3c/0x70 [ 195.771513][ T9203] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 195.776956][ T9203] __alloc_skb+0xd7/0x570 [ 195.781269][ T9203] ? netdev_alloc_frag+0x160/0x160 [ 195.786377][ T9203] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 195.792696][ T9203] tc_ctl_tclass+0x457/0xbf0 [ 195.797496][ T9203] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 195.803319][ T9203] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 195.808436][ T9203] rtnetlink_rcv_msg+0x34a/0x8d0 [ 195.813371][ T9203] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 195.818989][ T9203] ? netlink_deliver_tap+0x160/0xac0 [ 195.824291][ T9203] netlink_rcv_skb+0x13c/0x380 [ 195.829054][ T9203] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 195.834502][ T9203] ? netlink_ack+0x970/0x970 [ 195.839073][ T9203] ? netlink_deliver_tap+0x178/0xac0 [ 195.844363][ T9203] rtnetlink_rcv+0x10/0x20 [ 195.848778][ T9203] netlink_unicast+0x45e/0x6a0 [ 195.853691][ T9203] ? netlink_attachskb+0x740/0x740 [ 195.858893][ T9203] ? _copy_from_iter_full+0x18a/0x780 [ 195.864403][ T9203] ? __kasan_check_read+0x11/0x20 [ 195.869861][ T9203] ? __check_object_size+0x203/0x2ea [ 195.875149][ T9203] netlink_sendmsg+0x7b0/0xcb0 [ 195.879905][ T9203] ? netlink_unicast+0x6a0/0x6a0 [ 195.884974][ T9203] ? tomoyo_socket_sendmsg+0x9/0x10 [ 195.890182][ T9203] ? netlink_unicast+0x6a0/0x6a0 [ 195.895359][ T9203] sock_sendmsg+0xb5/0xf0 [ 195.899686][ T9203] ____sys_sendmsg+0x3b0/0x950 [ 195.904443][ T9203] ? copy_msghdr_from_user+0x209/0x420 [ 195.909907][ T9203] ? kernel_sendmsg+0x30/0x30 [ 195.914580][ T9203] ___sys_sendmsg+0xe4/0x160 [ 195.919152][ T9203] ? sendmsg_copy_msghdr+0x30/0x30 [ 195.924248][ T9203] ? rcu_read_lock_held+0x9c/0xb0 [ 195.929276][ T9203] ? __kasan_check_read+0x11/0x20 [ 195.934296][ T9203] ? __fget+0x2ac/0x410 [ 195.938545][ T9203] ? ksys_dup3+0x2e0/0x2e0 [ 195.943040][ T9203] ? find_held_lock+0x36/0x1d0 [ 195.947802][ T9203] ? __fget_light+0x179/0x1f0 [ 195.952488][ T9203] ? __fdget+0xe/0x10 [ 195.956463][ T9203] ? sockfd_lookup_light+0x1c/0x150 [ 195.961774][ T9203] __sys_sendmmsg+0x160/0x370 [ 195.966442][ T9203] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 195.971459][ T9203] ? vfs_write+0x25b/0x520 [ 195.975961][ T9203] ? lock_downgrade+0x900/0x900 [ 195.980840][ T9203] ? __kasan_check_write+0x14/0x20 [ 195.985935][ T9203] ? __mutex_unlock_slowpath+0xe0/0x690 [ 195.991472][ T9203] ? rcu_read_lock_any_held+0xcd/0xf0 [ 195.996836][ T9203] ? __kasan_check_write+0x14/0x20 [ 196.001963][ T9203] ? fput_many+0x1b/0x130 [ 196.006275][ T9203] ? fput+0xe/0x10 [ 196.010093][ T9203] ? ksys_write+0x181/0x220 [ 196.014599][ T9203] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 196.020049][ T9203] ? do_syscall_64+0x21/0x5f0 [ 196.024717][ T9203] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.030787][ T9203] __x64_sys_sendmmsg+0x98/0x100 [ 196.035707][ T9203] do_syscall_64+0xca/0x5f0 [ 196.040204][ T9203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.049118][ T9203] RIP: 0033:0x45a639 [ 196.053000][ T9203] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 196.072584][ T9203] RSP: 002b:00007f93cde6bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 196.080998][ T9203] RAX: ffffffffffffffda RBX: 00007f93cde6bc90 RCX: 000000000045a639 [ 196.088954][ T9203] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 196.096990][ T9203] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 196.104972][ T9203] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde6c6d4 [ 196.112950][ T9203] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 196.354207][ T9212] FAULT_INJECTION: forcing a failure. [ 196.354207][ T9212] name failslab, interval 1, probability 0, space 0, times 0 [ 196.383225][ T9212] CPU: 0 PID: 9212 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 196.391938][ T9212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.401996][ T9212] Call Trace: [ 196.405301][ T9212] dump_stack+0x12d/0x187 [ 196.409627][ T9212] should_fail.cold.4+0x5/0x13 [ 196.414384][ T9212] ? fault_create_debugfs_attr+0x150/0x150 [ 196.420184][ T9212] ? ___might_sleep+0x16b/0x2b0 [ 196.425096][ T9212] __should_failslab+0xba/0xf0 [ 196.429873][ T9212] should_failslab+0x9/0x14 [ 196.434369][ T9212] kmem_cache_alloc_node+0x266/0x760 [ 196.439636][ T9212] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 196.444902][ T9212] ? __local_bh_enable_ip+0x160/0x260 [ 196.450277][ T9212] ? qfq_change_class+0x538/0x16c4 [ 196.455378][ T9212] ? trace_hardirqs_on+0x28/0x1a0 [ 196.460410][ T9212] __alloc_skb+0xa7/0x570 [ 196.464768][ T9212] ? netdev_alloc_frag+0x160/0x160 [ 196.469876][ T9212] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 196.476272][ T9212] tc_ctl_tclass+0x457/0xbf0 [ 196.480864][ T9212] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 196.486669][ T9212] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 196.491788][ T9212] rtnetlink_rcv_msg+0x34a/0x8d0 [ 196.496750][ T9212] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 196.502206][ T9212] ? netlink_deliver_tap+0x160/0xac0 [ 196.507479][ T9212] netlink_rcv_skb+0x13c/0x380 [ 196.512263][ T9212] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 196.517704][ T9212] ? netlink_ack+0x970/0x970 [ 196.522282][ T9212] ? netlink_deliver_tap+0x178/0xac0 [ 196.527551][ T9212] rtnetlink_rcv+0x10/0x20 [ 196.531965][ T9212] netlink_unicast+0x45e/0x6a0 [ 196.536728][ T9212] ? netlink_attachskb+0x740/0x740 [ 196.541821][ T9212] ? _copy_from_iter_full+0x18a/0x780 [ 196.547179][ T9212] ? __kasan_check_read+0x11/0x20 [ 196.552214][ T9212] ? __check_object_size+0x203/0x2ea [ 196.557508][ T9212] netlink_sendmsg+0x7b0/0xcb0 [ 196.562267][ T9212] ? netlink_unicast+0x6a0/0x6a0 [ 196.567189][ T9212] ? tomoyo_socket_sendmsg+0x9/0x10 [ 196.572375][ T9212] ? netlink_unicast+0x6a0/0x6a0 [ 196.577443][ T9212] sock_sendmsg+0xb5/0xf0 [ 196.581907][ T9212] ____sys_sendmsg+0x3b0/0x950 [ 196.586659][ T9212] ? copy_msghdr_from_user+0x209/0x420 [ 196.592109][ T9212] ? kernel_sendmsg+0x30/0x30 [ 196.596784][ T9212] ___sys_sendmsg+0xe4/0x160 [ 196.601363][ T9212] ? sendmsg_copy_msghdr+0x30/0x30 [ 196.606450][ T9212] ? rcu_read_lock_held+0x9c/0xb0 [ 196.611454][ T9212] ? __kasan_check_read+0x11/0x20 [ 196.616461][ T9212] ? __fget+0x2ac/0x410 [ 196.620716][ T9212] ? ksys_dup3+0x2e0/0x2e0 [ 196.625240][ T9212] ? find_held_lock+0x36/0x1d0 [ 196.630008][ T9212] ? __fget_light+0x179/0x1f0 [ 196.634668][ T9212] ? __fdget+0xe/0x10 [ 196.638630][ T9212] ? sockfd_lookup_light+0x1c/0x150 [ 196.643819][ T9212] __sys_sendmmsg+0x160/0x370 [ 196.648497][ T9212] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 196.653513][ T9212] ? vfs_write+0x25b/0x520 [ 196.658024][ T9212] ? lock_downgrade+0x900/0x900 [ 196.662865][ T9212] ? __kasan_check_write+0x14/0x20 [ 196.667964][ T9212] ? __mutex_unlock_slowpath+0xe0/0x690 [ 196.673584][ T9212] ? rcu_read_lock_any_held+0xcd/0xf0 [ 196.678939][ T9212] ? __kasan_check_write+0x14/0x20 [ 196.684033][ T9212] ? fput_many+0x1b/0x130 [ 196.688362][ T9212] ? fput+0xe/0x10 [ 196.692137][ T9212] ? ksys_write+0x181/0x220 [ 196.696621][ T9212] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 196.702196][ T9212] ? do_syscall_64+0x21/0x5f0 [ 196.707051][ T9212] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.713141][ T9212] __x64_sys_sendmmsg+0x98/0x100 [ 196.718100][ T9212] do_syscall_64+0xca/0x5f0 [ 196.722593][ T9212] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.728563][ T9212] RIP: 0033:0x45a639 [ 196.732457][ T9212] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 196.752061][ T9212] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 196.760470][ T9212] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 196.769421][ T9212] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 196.777390][ T9212] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 196.785463][ T9212] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 196.793425][ T9212] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 197.316467][ T9227] FAULT_INJECTION: forcing a failure. [ 197.316467][ T9227] name failslab, interval 1, probability 0, space 0, times 0 [ 197.329789][ T9227] CPU: 0 PID: 9227 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 197.338398][ T9227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.348458][ T9227] Call Trace: [ 197.348472][ T9227] dump_stack+0x12d/0x187 [ 197.348487][ T9227] should_fail.cold.4+0x5/0x13 [ 197.348496][ T9227] ? fault_create_debugfs_attr+0x150/0x150 [ 197.348505][ T9227] ? ___might_sleep+0x16b/0x2b0 [ 197.348517][ T9227] __should_failslab+0xba/0xf0 [ 197.348526][ T9227] should_failslab+0x9/0x14 [ 197.348534][ T9227] kmem_cache_alloc_node_trace+0x27b/0x770 [ 197.348540][ T9227] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 197.348545][ T9227] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 197.348556][ T9227] __kmalloc_node_track_caller+0x3c/0x70 [ 197.348565][ T9227] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 197.348573][ T9227] __alloc_skb+0xd7/0x570 [ 197.348580][ T9227] ? netdev_alloc_frag+0x160/0x160 [ 197.348595][ T9227] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 197.425333][ T9227] tc_ctl_tclass+0x457/0xbf0 [ 197.429923][ T9227] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 197.435726][ T9227] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 197.441022][ T9227] rtnetlink_rcv_msg+0x34a/0x8d0 [ 197.445963][ T9227] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 197.452374][ T9227] ? netlink_deliver_tap+0x160/0xac0 [ 197.457682][ T9227] netlink_rcv_skb+0x13c/0x380 [ 197.462454][ T9227] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 197.467928][ T9227] ? netlink_ack+0x970/0x970 [ 197.472522][ T9227] ? netlink_deliver_tap+0x178/0xac0 [ 197.477820][ T9227] rtnetlink_rcv+0x10/0x20 [ 197.482224][ T9227] netlink_unicast+0x45e/0x6a0 [ 197.486979][ T9227] ? netlink_attachskb+0x740/0x740 [ 197.492082][ T9227] ? _copy_from_iter_full+0x18a/0x780 [ 197.497449][ T9227] ? __kasan_check_read+0x11/0x20 [ 197.502455][ T9227] ? __check_object_size+0x203/0x2ea [ 197.507726][ T9227] netlink_sendmsg+0x7b0/0xcb0 [ 197.512476][ T9227] ? netlink_unicast+0x6a0/0x6a0 [ 197.517414][ T9227] ? tomoyo_socket_sendmsg+0x9/0x10 [ 197.522603][ T9227] ? netlink_unicast+0x6a0/0x6a0 [ 197.527525][ T9227] sock_sendmsg+0xb5/0xf0 [ 197.531866][ T9227] ____sys_sendmsg+0x3b0/0x950 [ 197.536818][ T9227] ? copy_msghdr_from_user+0x209/0x420 [ 197.542282][ T9227] ? kernel_sendmsg+0x30/0x30 [ 197.546957][ T9227] ___sys_sendmsg+0xe4/0x160 [ 197.551538][ T9227] ? sendmsg_copy_msghdr+0x30/0x30 [ 197.556640][ T9227] ? rcu_read_lock_held+0x9c/0xb0 [ 197.561836][ T9227] ? __kasan_check_read+0x11/0x20 [ 197.566871][ T9227] ? __fget+0x2ac/0x410 [ 197.571160][ T9227] ? ksys_dup3+0x2e0/0x2e0 [ 197.575709][ T9227] ? find_held_lock+0x36/0x1d0 [ 197.580464][ T9227] ? __fget_light+0x179/0x1f0 [ 197.585125][ T9227] ? __fdget+0xe/0x10 [ 197.589110][ T9227] ? sockfd_lookup_light+0x1c/0x150 [ 197.594296][ T9227] __sys_sendmmsg+0x160/0x370 [ 197.598967][ T9227] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 197.604160][ T9227] ? vfs_write+0x25b/0x520 [ 197.608570][ T9227] ? lock_downgrade+0x900/0x900 [ 197.613406][ T9227] ? __kasan_check_write+0x14/0x20 [ 197.618513][ T9227] ? __mutex_unlock_slowpath+0xe0/0x690 [ 197.624122][ T9227] ? rcu_read_lock_any_held+0xcd/0xf0 [ 197.629524][ T9227] ? __kasan_check_write+0x14/0x20 [ 197.634678][ T9227] ? fput_many+0x1b/0x130 [ 197.639007][ T9227] ? fput+0xe/0x10 [ 197.642713][ T9227] ? ksys_write+0x181/0x220 [ 197.647349][ T9227] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 197.652804][ T9227] ? do_syscall_64+0x21/0x5f0 [ 197.657467][ T9227] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.663553][ T9227] __x64_sys_sendmmsg+0x98/0x100 [ 197.668520][ T9227] do_syscall_64+0xca/0x5f0 [ 197.673021][ T9227] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.678905][ T9227] RIP: 0033:0x45a639 [ 197.682802][ T9227] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 197.702404][ T9227] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 197.710803][ T9227] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 197.718767][ T9227] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 197.726747][ T9227] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 197.734702][ T9227] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 197.742665][ T9227] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 197.751615][ T9229] FAULT_INJECTION: forcing a failure. [ 197.751615][ T9229] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 197.764921][ T9229] CPU: 0 PID: 9229 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 197.774442][ T9229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.784486][ T9229] Call Trace: [ 197.787783][ T9229] dump_stack+0x12d/0x187 [ 197.792114][ T9229] should_fail.cold.4+0x5/0x13 [ 197.796872][ T9229] ? fault_create_debugfs_attr+0x150/0x150 [ 197.802681][ T9229] ? __lock_acquire+0x100f/0x4ef0 [ 197.807695][ T9229] ? __kasan_check_read+0x11/0x20 [ 197.812705][ T9229] ? mark_lock+0xc5/0x11d0 [ 197.817114][ T9229] should_fail_alloc_page+0x50/0x60 [ 197.822303][ T9229] __alloc_pages_nodemask+0x17f/0x890 [ 197.827656][ T9229] ? __alloc_pages_slowpath+0x2570/0x2570 [ 197.833359][ T9229] cache_grow_begin+0x92/0xc90 [ 197.838111][ T9229] ? kmem_cache_alloc_trace+0xa0/0x780 [ 197.843571][ T9229] ? trace_hardirqs_off+0x41/0x1a0 [ 197.848667][ T9229] kmem_cache_alloc_trace+0x6b0/0x780 [ 197.854027][ T9229] ? qfq_change_class+0xac9/0x16c4 [ 197.859264][ T9229] qfq_change_class+0xb0f/0x16c4 [ 197.864310][ T9229] ? qfq_delete_class+0x600/0x600 [ 197.869318][ T9229] ? ns_capable_common+0x5e/0xd0 [ 197.874253][ T9229] tc_ctl_tclass+0x427/0xbf0 [ 197.878850][ T9229] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 197.884652][ T9229] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 197.889916][ T9229] rtnetlink_rcv_msg+0x34a/0x8d0 [ 197.894862][ T9229] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 197.900354][ T9229] ? netlink_deliver_tap+0x160/0xac0 [ 197.905811][ T9229] netlink_rcv_skb+0x13c/0x380 [ 197.910582][ T9229] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 197.916044][ T9229] ? netlink_ack+0x970/0x970 [ 197.920627][ T9229] ? netlink_deliver_tap+0x178/0xac0 [ 197.925910][ T9229] rtnetlink_rcv+0x10/0x20 [ 197.930306][ T9229] netlink_unicast+0x45e/0x6a0 [ 197.935067][ T9229] ? netlink_attachskb+0x740/0x740 [ 197.940183][ T9229] ? _copy_from_iter_full+0x18a/0x780 [ 197.945555][ T9229] ? __kasan_check_read+0x11/0x20 [ 197.950575][ T9229] ? __check_object_size+0x203/0x2ea [ 197.955883][ T9229] netlink_sendmsg+0x7b0/0xcb0 [ 197.960634][ T9229] ? netlink_unicast+0x6a0/0x6a0 [ 197.965561][ T9229] ? tomoyo_socket_sendmsg+0x9/0x10 [ 197.970863][ T9229] ? netlink_unicast+0x6a0/0x6a0 [ 197.975788][ T9229] sock_sendmsg+0xb5/0xf0 [ 197.980111][ T9229] ____sys_sendmsg+0x3b0/0x950 [ 197.984879][ T9229] ? copy_msghdr_from_user+0x209/0x420 [ 197.990331][ T9229] ? kernel_sendmsg+0x30/0x30 [ 197.995004][ T9229] ___sys_sendmsg+0xe4/0x160 [ 197.999574][ T9229] ? sendmsg_copy_msghdr+0x30/0x30 [ 198.004689][ T9229] ? rcu_read_lock_held+0x9c/0xb0 [ 198.009712][ T9229] ? __kasan_check_read+0x11/0x20 [ 198.014725][ T9229] ? __fget+0x2ac/0x410 [ 198.018891][ T9229] ? ksys_dup3+0x2e0/0x2e0 [ 198.023548][ T9229] ? find_held_lock+0x36/0x1d0 [ 198.028298][ T9229] ? __fget_light+0x179/0x1f0 [ 198.033007][ T9229] ? __fdget+0xe/0x10 [ 198.036989][ T9229] ? sockfd_lookup_light+0x1c/0x150 [ 198.042315][ T9229] __sys_sendmmsg+0x160/0x370 [ 198.046977][ T9229] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 198.051991][ T9229] ? vfs_write+0x25b/0x520 [ 198.056392][ T9229] ? lock_downgrade+0x900/0x900 [ 198.061244][ T9229] ? __kasan_check_write+0x14/0x20 [ 198.066342][ T9229] ? __mutex_unlock_slowpath+0xe0/0x690 [ 198.071893][ T9229] ? rcu_read_lock_any_held+0xcd/0xf0 [ 198.077377][ T9229] ? __kasan_check_write+0x14/0x20 [ 198.082669][ T9229] ? fput_many+0x1b/0x130 [ 198.087111][ T9229] ? fput+0xe/0x10 [ 198.090833][ T9229] ? ksys_write+0x181/0x220 [ 198.095344][ T9229] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 198.100787][ T9229] ? do_syscall_64+0x21/0x5f0 [ 198.105493][ T9229] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.111555][ T9229] __x64_sys_sendmmsg+0x98/0x100 [ 198.116504][ T9229] do_syscall_64+0xca/0x5f0 [ 198.120992][ T9229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.127230][ T9229] RIP: 0033:0x45a639 [ 198.131124][ T9229] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 198.150716][ T9229] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 198.159236][ T9229] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 198.167325][ T9229] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 198.175312][ T9229] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 198.183360][ T9229] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 198.191322][ T9229] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 198.201438][ T9230] FAULT_INJECTION: forcing a failure. [ 198.201438][ T9230] name failslab, interval 1, probability 0, space 0, times 0 [ 198.218128][ T9230] CPU: 1 PID: 9230 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 198.226745][ T9230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.236913][ T9230] Call Trace: [ 198.240196][ T9230] dump_stack+0x12d/0x187 [ 198.244607][ T9230] should_fail.cold.4+0x5/0x13 [ 198.249360][ T9230] ? fault_create_debugfs_attr+0x150/0x150 [ 198.255152][ T9230] ? ___might_sleep+0x16b/0x2b0 [ 198.259989][ T9230] __should_failslab+0xba/0xf0 [ 198.264733][ T9230] should_failslab+0x9/0x14 [ 198.269475][ T9230] kmem_cache_alloc_node+0x266/0x760 [ 198.274742][ T9230] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 198.280030][ T9230] ? __local_bh_enable_ip+0x160/0x260 [ 198.285379][ T9230] ? qfq_change_class+0x538/0x16c4 [ 198.290477][ T9230] ? trace_hardirqs_on+0x28/0x1a0 [ 198.295498][ T9230] __alloc_skb+0xa7/0x570 [ 198.299814][ T9230] ? netdev_alloc_frag+0x160/0x160 [ 198.304909][ T9230] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 198.311230][ T9230] tc_ctl_tclass+0x457/0xbf0 [ 198.315808][ T9230] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 198.321602][ T9230] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 198.326699][ T9230] rtnetlink_rcv_msg+0x34a/0x8d0 [ 198.331646][ T9230] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 198.337092][ T9230] ? netlink_deliver_tap+0x160/0xac0 [ 198.342365][ T9230] netlink_rcv_skb+0x13c/0x380 [ 198.347109][ T9230] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 198.352546][ T9230] ? netlink_ack+0x970/0x970 [ 198.357129][ T9230] ? netlink_deliver_tap+0x178/0xac0 [ 198.362426][ T9230] rtnetlink_rcv+0x10/0x20 [ 198.366844][ T9230] netlink_unicast+0x45e/0x6a0 [ 198.371586][ T9230] ? netlink_attachskb+0x740/0x740 [ 198.376689][ T9230] ? _copy_from_iter_full+0x18a/0x780 [ 198.382061][ T9230] ? __kasan_check_read+0x11/0x20 [ 198.387097][ T9230] ? __check_object_size+0x203/0x2ea [ 198.392372][ T9230] netlink_sendmsg+0x7b0/0xcb0 [ 198.397138][ T9230] ? netlink_unicast+0x6a0/0x6a0 [ 198.402070][ T9230] ? tomoyo_socket_sendmsg+0x9/0x10 [ 198.407249][ T9230] ? netlink_unicast+0x6a0/0x6a0 [ 198.412165][ T9230] sock_sendmsg+0xb5/0xf0 [ 198.416483][ T9230] ____sys_sendmsg+0x3b0/0x950 [ 198.421248][ T9230] ? copy_msghdr_from_user+0x209/0x420 [ 198.426683][ T9230] ? kernel_sendmsg+0x30/0x30 [ 198.431356][ T9230] ___sys_sendmsg+0xe4/0x160 [ 198.435931][ T9230] ? sendmsg_copy_msghdr+0x30/0x30 [ 198.441027][ T9230] ? rcu_read_lock_held+0x9c/0xb0 [ 198.446566][ T9230] ? __kasan_check_read+0x11/0x20 [ 198.451585][ T9230] ? __fget+0x2ac/0x410 [ 198.455725][ T9230] ? ksys_dup3+0x2e0/0x2e0 [ 198.460154][ T9230] ? find_held_lock+0x36/0x1d0 [ 198.464895][ T9230] ? __fget_light+0x179/0x1f0 [ 198.469546][ T9230] ? __fdget+0xe/0x10 [ 198.473525][ T9230] ? sockfd_lookup_light+0x1c/0x150 [ 198.478702][ T9230] __sys_sendmmsg+0x160/0x370 [ 198.483357][ T9230] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 198.488534][ T9230] ? vfs_write+0x25b/0x520 [ 198.493018][ T9230] ? lock_downgrade+0x900/0x900 [ 198.497864][ T9230] ? __kasan_check_write+0x14/0x20 [ 198.503667][ T9230] ? __mutex_unlock_slowpath+0xe0/0x690 [ 198.509198][ T9230] ? rcu_read_lock_any_held+0xcd/0xf0 [ 198.514578][ T9230] ? __kasan_check_write+0x14/0x20 [ 198.519682][ T9230] ? fput_many+0x1b/0x130 [ 198.524108][ T9230] ? fput+0xe/0x10 [ 198.527852][ T9230] ? ksys_write+0x181/0x220 [ 198.532344][ T9230] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 198.537790][ T9230] ? do_syscall_64+0x21/0x5f0 [ 198.542469][ T9230] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.548517][ T9230] __x64_sys_sendmmsg+0x98/0x100 [ 198.553442][ T9230] do_syscall_64+0xca/0x5f0 [ 198.557938][ T9230] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.563821][ T9230] RIP: 0033:0x45a639 [ 198.567788][ T9230] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 198.587375][ T9230] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 198.595779][ T9230] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 198.603744][ T9230] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 198.611698][ T9230] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 198.619650][ T9230] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 198.627604][ T9230] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 198.824204][ T9236] FAULT_INJECTION: forcing a failure. [ 198.824204][ T9236] name failslab, interval 1, probability 0, space 0, times 0 [ 198.836971][ T9236] CPU: 1 PID: 9236 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 198.845801][ T9236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.855919][ T9236] Call Trace: [ 198.859290][ T9236] dump_stack+0x12d/0x187 [ 198.863727][ T9236] should_fail.cold.4+0x5/0x13 [ 198.868484][ T9236] ? fault_create_debugfs_attr+0x150/0x150 [ 198.874372][ T9236] ? ___might_sleep+0x16b/0x2b0 [ 198.879202][ T9236] __should_failslab+0xba/0xf0 [ 198.883954][ T9236] should_failslab+0x9/0x14 [ 198.888444][ T9236] kmem_cache_alloc_node_trace+0x27b/0x770 [ 198.894315][ T9236] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 198.900367][ T9236] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 198.906174][ T9236] __kmalloc_node_track_caller+0x3c/0x70 [ 198.911803][ T9236] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 198.917390][ T9236] __alloc_skb+0xd7/0x570 [ 198.921706][ T9236] ? netdev_alloc_frag+0x160/0x160 [ 198.926816][ T9236] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 198.933126][ T9236] tc_ctl_tclass+0x457/0xbf0 [ 198.937697][ T9236] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 198.943509][ T9236] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 198.948617][ T9236] rtnetlink_rcv_msg+0x34a/0x8d0 [ 198.953545][ T9236] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 198.959008][ T9236] ? netlink_deliver_tap+0x160/0xac0 [ 198.964289][ T9236] netlink_rcv_skb+0x13c/0x380 [ 198.969034][ T9236] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 198.974474][ T9236] ? netlink_ack+0x970/0x970 [ 198.979307][ T9236] ? netlink_deliver_tap+0x178/0xac0 [ 198.984589][ T9236] rtnetlink_rcv+0x10/0x20 [ 198.989120][ T9236] netlink_unicast+0x45e/0x6a0 [ 198.993908][ T9236] ? netlink_attachskb+0x740/0x740 [ 198.999040][ T9236] ? _copy_from_iter_full+0x18a/0x780 [ 199.004417][ T9236] ? __kasan_check_read+0x11/0x20 [ 199.009536][ T9236] ? __check_object_size+0x203/0x2ea [ 199.014849][ T9236] netlink_sendmsg+0x7b0/0xcb0 [ 199.019616][ T9236] ? netlink_unicast+0x6a0/0x6a0 [ 199.024551][ T9236] ? tomoyo_socket_sendmsg+0x9/0x10 [ 199.029747][ T9236] ? netlink_unicast+0x6a0/0x6a0 [ 199.034758][ T9236] sock_sendmsg+0xb5/0xf0 [ 199.039087][ T9236] ____sys_sendmsg+0x3b0/0x950 [ 199.043836][ T9236] ? copy_msghdr_from_user+0x209/0x420 [ 199.049307][ T9236] ? kernel_sendmsg+0x30/0x30 [ 199.053983][ T9236] ___sys_sendmsg+0xe4/0x160 [ 199.058567][ T9236] ? sendmsg_copy_msghdr+0x30/0x30 [ 199.063663][ T9236] ? rcu_read_lock_held+0x9c/0xb0 [ 199.068688][ T9236] ? __kasan_check_read+0x11/0x20 [ 199.073713][ T9236] ? __fget+0x2ac/0x410 [ 199.077867][ T9236] ? ksys_dup3+0x2e0/0x2e0 [ 199.082270][ T9236] ? find_held_lock+0x36/0x1d0 [ 199.087036][ T9236] ? __fget_light+0x179/0x1f0 [ 199.091724][ T9236] ? __fdget+0xe/0x10 [ 199.095717][ T9236] ? sockfd_lookup_light+0x1c/0x150 [ 199.100909][ T9236] __sys_sendmmsg+0x160/0x370 [ 199.105578][ T9236] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 199.110717][ T9236] ? vfs_write+0x25b/0x520 [ 199.115140][ T9236] ? lock_downgrade+0x900/0x900 [ 199.120006][ T9236] ? __kasan_check_write+0x14/0x20 [ 199.125217][ T9236] ? __mutex_unlock_slowpath+0xe0/0x690 [ 199.130779][ T9236] ? rcu_read_lock_any_held+0xcd/0xf0 [ 199.136149][ T9236] ? __kasan_check_write+0x14/0x20 [ 199.141246][ T9236] ? fput_many+0x1b/0x130 [ 199.145570][ T9236] ? fput+0xe/0x10 [ 199.149280][ T9236] ? ksys_write+0x181/0x220 [ 199.153812][ T9236] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 199.162227][ T9236] ? do_syscall_64+0x21/0x5f0 [ 199.166909][ T9236] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.172973][ T9236] __x64_sys_sendmmsg+0x98/0x100 [ 199.177913][ T9236] do_syscall_64+0xca/0x5f0 [ 199.182417][ T9236] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.188303][ T9236] RIP: 0033:0x45a639 [ 199.192180][ T9236] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.212030][ T9236] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 199.220436][ T9236] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 199.228399][ T9236] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 199.236387][ T9236] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 199.244374][ T9236] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 199.252329][ T9236] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 199.414384][ T9242] FAULT_INJECTION: forcing a failure. [ 199.414384][ T9242] name failslab, interval 1, probability 0, space 0, times 0 [ 199.427143][ T9242] CPU: 0 PID: 9242 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 199.435804][ T9242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.445918][ T9242] Call Trace: [ 199.449205][ T9242] dump_stack+0x12d/0x187 [ 199.453549][ T9242] should_fail.cold.4+0x5/0x13 [ 199.458394][ T9242] ? fault_create_debugfs_attr+0x150/0x150 [ 199.464190][ T9242] ? ___might_sleep+0x16b/0x2b0 [ 199.469046][ T9242] __should_failslab+0xba/0xf0 [ 199.473811][ T9242] should_failslab+0x9/0x14 [ 199.478309][ T9242] kmem_cache_alloc_node_trace+0x27b/0x770 [ 199.484328][ T9242] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 199.490444][ T9242] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 199.496250][ T9242] __kmalloc_node_track_caller+0x3c/0x70 [ 199.501878][ T9242] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 199.507420][ T9242] __alloc_skb+0xd7/0x570 [ 199.511748][ T9242] ? netdev_alloc_frag+0x160/0x160 [ 199.516955][ T9242] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 199.523289][ T9242] tc_ctl_tclass+0x457/0xbf0 [ 199.527889][ T9242] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 199.533713][ T9242] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 199.538985][ T9242] rtnetlink_rcv_msg+0x34a/0x8d0 [ 199.543925][ T9242] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 199.549381][ T9242] ? netlink_deliver_tap+0x160/0xac0 [ 199.554780][ T9242] netlink_rcv_skb+0x13c/0x380 [ 199.559542][ T9242] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 199.564982][ T9242] ? netlink_ack+0x970/0x970 [ 199.569564][ T9242] ? netlink_deliver_tap+0x178/0xac0 [ 199.574845][ T9242] rtnetlink_rcv+0x10/0x20 [ 199.579253][ T9242] netlink_unicast+0x45e/0x6a0 [ 199.584186][ T9242] ? netlink_attachskb+0x740/0x740 [ 199.589292][ T9242] ? _copy_from_iter_full+0x18a/0x780 [ 199.594660][ T9242] ? __kasan_check_read+0x11/0x20 [ 199.599685][ T9242] ? __check_object_size+0x203/0x2ea [ 199.605020][ T9242] netlink_sendmsg+0x7b0/0xcb0 [ 199.609763][ T9242] ? netlink_unicast+0x6a0/0x6a0 [ 199.614692][ T9242] ? tomoyo_socket_sendmsg+0x9/0x10 [ 199.619876][ T9242] ? netlink_unicast+0x6a0/0x6a0 [ 199.624878][ T9242] sock_sendmsg+0xb5/0xf0 [ 199.629197][ T9242] ____sys_sendmsg+0x3b0/0x950 [ 199.633942][ T9242] ? copy_msghdr_from_user+0x209/0x420 [ 199.639393][ T9242] ? kernel_sendmsg+0x30/0x30 [ 199.644066][ T9242] ___sys_sendmsg+0xe4/0x160 [ 199.648993][ T9242] ? sendmsg_copy_msghdr+0x30/0x30 [ 199.654093][ T9242] ? rcu_read_lock_held+0x9c/0xb0 [ 199.659121][ T9242] ? __kasan_check_read+0x11/0x20 [ 199.664123][ T9242] ? __fget+0x2ac/0x410 [ 199.668271][ T9242] ? ksys_dup3+0x2e0/0x2e0 [ 199.672677][ T9242] ? find_held_lock+0x36/0x1d0 [ 199.677430][ T9242] ? __fget_light+0x179/0x1f0 [ 199.682097][ T9242] ? __fdget+0xe/0x10 [ 199.686069][ T9242] ? sockfd_lookup_light+0x1c/0x150 [ 199.691246][ T9242] __sys_sendmmsg+0x160/0x370 [ 199.698811][ T9242] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 199.703827][ T9242] ? vfs_write+0x25b/0x520 [ 199.708226][ T9242] ? lock_downgrade+0x900/0x900 [ 199.713055][ T9242] ? __kasan_check_write+0x14/0x20 [ 199.718165][ T9242] ? __mutex_unlock_slowpath+0xe0/0x690 [ 199.723693][ T9242] ? rcu_read_lock_any_held+0xcd/0xf0 [ 199.729044][ T9242] ? __kasan_check_write+0x14/0x20 [ 199.734244][ T9242] ? fput_many+0x1b/0x130 [ 199.738561][ T9242] ? fput+0xe/0x10 [ 199.742288][ T9242] ? ksys_write+0x181/0x220 [ 199.746783][ T9242] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 199.752214][ T9242] ? do_syscall_64+0x21/0x5f0 [ 199.756874][ T9242] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.763010][ T9242] __x64_sys_sendmmsg+0x98/0x100 [ 199.767934][ T9242] do_syscall_64+0xca/0x5f0 [ 199.772412][ T9242] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.778304][ T9242] RIP: 0033:0x45a639 [ 199.782289][ T9242] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.801933][ T9242] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 199.810330][ T9242] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 199.818527][ T9242] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 199.826492][ T9242] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 199.834459][ T9242] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 199.842559][ T9242] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 200.034821][ T9248] FAULT_INJECTION: forcing a failure. [ 200.034821][ T9248] name failslab, interval 1, probability 0, space 0, times 0 [ 200.069917][ T9248] CPU: 1 PID: 9248 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 200.078631][ T9248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.088802][ T9248] Call Trace: [ 200.092093][ T9248] dump_stack+0x12d/0x187 [ 200.096425][ T9248] should_fail.cold.4+0x5/0x13 [ 200.101182][ T9248] ? fault_create_debugfs_attr+0x150/0x150 [ 200.107021][ T9248] ? ___might_sleep+0x16b/0x2b0 [ 200.112860][ T9248] __should_failslab+0xba/0xf0 [ 200.117819][ T9248] should_failslab+0x9/0x14 [ 200.122309][ T9248] kmem_cache_alloc_node_trace+0x27b/0x770 [ 200.128387][ T9248] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 200.134564][ T9248] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 200.140491][ T9248] __kmalloc_node_track_caller+0x3c/0x70 [ 200.146309][ T9248] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 200.151841][ T9248] __alloc_skb+0xd7/0x570 [ 200.157216][ T9248] ? netdev_alloc_frag+0x160/0x160 [ 200.162442][ T9248] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 200.168779][ T9248] tc_ctl_tclass+0x457/0xbf0 [ 200.173502][ T9248] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 200.179323][ T9248] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 200.184445][ T9248] rtnetlink_rcv_msg+0x34a/0x8d0 [ 200.189397][ T9248] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 200.194935][ T9248] ? netlink_deliver_tap+0x160/0xac0 [ 200.200422][ T9248] netlink_rcv_skb+0x13c/0x380 [ 200.205178][ T9248] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 200.210623][ T9248] ? netlink_ack+0x970/0x970 [ 200.215302][ T9248] ? netlink_deliver_tap+0x178/0xac0 [ 200.220839][ T9248] rtnetlink_rcv+0x10/0x20 [ 200.225583][ T9248] netlink_unicast+0x45e/0x6a0 [ 200.230441][ T9248] ? netlink_attachskb+0x740/0x740 [ 200.235673][ T9248] ? _copy_from_iter_full+0x18a/0x780 [ 200.241145][ T9248] ? __kasan_check_read+0x11/0x20 [ 200.246168][ T9248] ? __check_object_size+0x203/0x2ea [ 200.251468][ T9248] netlink_sendmsg+0x7b0/0xcb0 [ 200.256294][ T9248] ? netlink_unicast+0x6a0/0x6a0 [ 200.261354][ T9248] ? tomoyo_socket_sendmsg+0x9/0x10 [ 200.266682][ T9248] ? netlink_unicast+0x6a0/0x6a0 [ 200.271630][ T9248] sock_sendmsg+0xb5/0xf0 [ 200.275969][ T9248] ____sys_sendmsg+0x3b0/0x950 [ 200.280729][ T9248] ? copy_msghdr_from_user+0x209/0x420 [ 200.286668][ T9248] ? kernel_sendmsg+0x30/0x30 [ 200.291729][ T9248] ___sys_sendmsg+0xe4/0x160 [ 200.296317][ T9248] ? sendmsg_copy_msghdr+0x30/0x30 [ 200.301424][ T9248] ? rcu_read_lock_held+0x9c/0xb0 [ 200.306447][ T9248] ? __kasan_check_read+0x11/0x20 [ 200.311477][ T9248] ? __fget+0x2ac/0x410 [ 200.315758][ T9248] ? ksys_dup3+0x2e0/0x2e0 [ 200.320392][ T9248] ? find_held_lock+0x36/0x1d0 [ 200.325249][ T9248] ? __fget_light+0x179/0x1f0 [ 200.329928][ T9248] ? __fdget+0xe/0x10 [ 200.333909][ T9248] ? sockfd_lookup_light+0x1c/0x150 [ 200.339269][ T9248] __sys_sendmmsg+0x160/0x370 [ 200.343980][ T9248] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 200.349024][ T9248] ? vfs_write+0x25b/0x520 [ 200.353440][ T9248] ? lock_downgrade+0x900/0x900 [ 200.359864][ T9248] ? __kasan_check_write+0x14/0x20 [ 200.365565][ T9248] ? __mutex_unlock_slowpath+0xe0/0x690 [ 200.371225][ T9248] ? rcu_read_lock_any_held+0xcd/0xf0 [ 200.376809][ T9248] ? __kasan_check_write+0x14/0x20 [ 200.382258][ T9248] ? fput_many+0x1b/0x130 [ 200.386825][ T9248] ? fput+0xe/0x10 [ 200.390806][ T9248] ? ksys_write+0x181/0x220 [ 200.395731][ T9248] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 200.401255][ T9248] ? do_syscall_64+0x21/0x5f0 [ 200.405932][ T9248] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.412063][ T9248] __x64_sys_sendmmsg+0x98/0x100 [ 200.417000][ T9248] do_syscall_64+0xca/0x5f0 [ 200.421653][ T9248] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.427776][ T9248] RIP: 0033:0x45a639 [ 200.431674][ T9248] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 200.453450][ T9248] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 200.461999][ T9248] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 200.470052][ T9248] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 200.478108][ T9248] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 200.486202][ T9248] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 200.494303][ T9248] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 2020/01/13 17:05:22 executed programs: 219 [ 201.064678][ T9264] FAULT_INJECTION: forcing a failure. [ 201.064678][ T9264] name failslab, interval 1, probability 0, space 0, times 0 [ 201.084096][ T9264] CPU: 1 PID: 9264 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 201.092808][ T9264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.104401][ T9264] Call Trace: [ 201.107686][ T9264] dump_stack+0x12d/0x187 [ 201.112109][ T9264] should_fail.cold.4+0x5/0x13 [ 201.116862][ T9264] ? fault_create_debugfs_attr+0x150/0x150 [ 201.122647][ T9264] ? ___might_sleep+0x16b/0x2b0 [ 201.127480][ T9264] __should_failslab+0xba/0xf0 [ 201.132226][ T9264] should_failslab+0x9/0x14 [ 201.136706][ T9264] kmem_cache_alloc_node_trace+0x27b/0x770 [ 201.142488][ T9264] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 201.148539][ T9264] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 201.154337][ T9264] __kmalloc_node_track_caller+0x3c/0x70 [ 201.159954][ T9264] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 201.165398][ T9264] __alloc_skb+0xd7/0x570 [ 201.169702][ T9264] ? netdev_alloc_frag+0x160/0x160 [ 201.174796][ T9264] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 201.181102][ T9264] tc_ctl_tclass+0x457/0xbf0 [ 201.185668][ T9264] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 201.191453][ T9264] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 201.197246][ T9264] rtnetlink_rcv_msg+0x34a/0x8d0 [ 201.202162][ T9264] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 201.207599][ T9264] ? netlink_deliver_tap+0x160/0xac0 [ 201.212859][ T9264] netlink_rcv_skb+0x13c/0x380 [ 201.217602][ T9264] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 201.223046][ T9264] ? netlink_ack+0x970/0x970 [ 201.228688][ T9264] ? netlink_deliver_tap+0x178/0xac0 [ 201.234037][ T9264] rtnetlink_rcv+0x10/0x20 [ 201.238896][ T9264] netlink_unicast+0x45e/0x6a0 [ 201.243647][ T9264] ? netlink_attachskb+0x740/0x740 [ 201.248761][ T9264] ? _copy_from_iter_full+0x18a/0x780 [ 201.254264][ T9264] ? __kasan_check_read+0x11/0x20 [ 201.259305][ T9264] ? __check_object_size+0x203/0x2ea [ 201.264592][ T9264] netlink_sendmsg+0x7b0/0xcb0 [ 201.269440][ T9264] ? netlink_unicast+0x6a0/0x6a0 [ 201.274385][ T9264] ? tomoyo_socket_sendmsg+0x9/0x10 [ 201.279579][ T9264] ? netlink_unicast+0x6a0/0x6a0 [ 201.284506][ T9264] sock_sendmsg+0xb5/0xf0 [ 201.288869][ T9264] ____sys_sendmsg+0x3b0/0x950 [ 201.293641][ T9264] ? copy_msghdr_from_user+0x209/0x420 [ 201.299145][ T9264] ? kernel_sendmsg+0x30/0x30 [ 201.303847][ T9264] ___sys_sendmsg+0xe4/0x160 [ 201.308515][ T9264] ? sendmsg_copy_msghdr+0x30/0x30 [ 201.313663][ T9264] ? rcu_read_lock_held+0x9c/0xb0 [ 201.318760][ T9264] ? __kasan_check_read+0x11/0x20 [ 201.323770][ T9264] ? __fget+0x2ac/0x410 [ 201.327918][ T9264] ? ksys_dup3+0x2e0/0x2e0 [ 201.332579][ T9264] ? find_held_lock+0x36/0x1d0 [ 201.337574][ T9264] ? __fget_light+0x179/0x1f0 [ 201.342264][ T9264] ? __fdget+0xe/0x10 [ 201.346245][ T9264] ? sockfd_lookup_light+0x1c/0x150 [ 201.351428][ T9264] __sys_sendmmsg+0x160/0x370 [ 201.356100][ T9264] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 201.361114][ T9264] ? vfs_write+0x25b/0x520 [ 201.365528][ T9264] ? lock_downgrade+0x900/0x900 [ 201.370373][ T9264] ? __kasan_check_write+0x14/0x20 [ 201.375484][ T9264] ? __mutex_unlock_slowpath+0xe0/0x690 [ 201.381159][ T9264] ? rcu_read_lock_any_held+0xcd/0xf0 [ 201.386558][ T9264] ? __kasan_check_write+0x14/0x20 [ 201.391675][ T9264] ? fput_many+0x1b/0x130 [ 201.396004][ T9264] ? fput+0xe/0x10 [ 201.399835][ T9264] ? ksys_write+0x181/0x220 [ 201.404342][ T9264] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 201.410310][ T9264] ? do_syscall_64+0x21/0x5f0 [ 201.414970][ T9264] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.421022][ T9264] __x64_sys_sendmmsg+0x98/0x100 [ 201.426046][ T9264] do_syscall_64+0xca/0x5f0 [ 201.430555][ T9264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.436520][ T9264] RIP: 0033:0x45a639 [ 201.440403][ T9264] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 201.460004][ T9264] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 201.468404][ T9264] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 201.476360][ T9264] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 201.484326][ T9264] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 201.492279][ T9264] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 201.500235][ T9264] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 201.512574][ T9265] FAULT_INJECTION: forcing a failure. [ 201.512574][ T9265] name failslab, interval 1, probability 0, space 0, times 0 [ 201.525487][ T9265] CPU: 1 PID: 9265 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 201.534080][ T9265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.544137][ T9265] Call Trace: [ 201.547516][ T9265] dump_stack+0x12d/0x187 [ 201.551910][ T9265] should_fail.cold.4+0x5/0x13 [ 201.556694][ T9265] ? fault_create_debugfs_attr+0x150/0x150 [ 201.562518][ T9265] ? ___might_sleep+0x16b/0x2b0 [ 201.567449][ T9265] __should_failslab+0xba/0xf0 [ 201.572515][ T9265] should_failslab+0x9/0x14 [ 201.577023][ T9265] kmem_cache_alloc_node_trace+0x27b/0x770 [ 201.582817][ T9265] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 201.588901][ T9265] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 201.594718][ T9265] __kmalloc_node_track_caller+0x3c/0x70 [ 201.600360][ T9265] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 201.605830][ T9265] __alloc_skb+0xd7/0x570 [ 201.610166][ T9265] ? netdev_alloc_frag+0x160/0x160 [ 201.615281][ T9265] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 201.621617][ T9265] tc_ctl_tclass+0x457/0xbf0 [ 201.626208][ T9265] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 201.632001][ T9265] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 201.637122][ T9265] rtnetlink_rcv_msg+0x34a/0x8d0 [ 201.642058][ T9265] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 201.647623][ T9265] ? netlink_deliver_tap+0x160/0xac0 [ 201.653333][ T9265] netlink_rcv_skb+0x13c/0x380 [ 201.658093][ T9265] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 201.663544][ T9265] ? netlink_ack+0x970/0x970 [ 201.668121][ T9265] ? netlink_deliver_tap+0x178/0xac0 [ 201.673388][ T9265] rtnetlink_rcv+0x10/0x20 [ 201.677788][ T9265] netlink_unicast+0x45e/0x6a0 [ 201.682533][ T9265] ? netlink_attachskb+0x740/0x740 [ 201.687627][ T9265] ? _copy_from_iter_full+0x18a/0x780 [ 201.693013][ T9265] ? __kasan_check_read+0x11/0x20 [ 201.698055][ T9265] ? __check_object_size+0x203/0x2ea [ 201.703321][ T9265] netlink_sendmsg+0x7b0/0xcb0 [ 201.708332][ T9265] ? netlink_unicast+0x6a0/0x6a0 [ 201.713293][ T9265] ? tomoyo_socket_sendmsg+0x9/0x10 [ 201.718484][ T9265] ? netlink_unicast+0x6a0/0x6a0 [ 201.723424][ T9265] sock_sendmsg+0xb5/0xf0 [ 201.727853][ T9265] ____sys_sendmsg+0x3b0/0x950 [ 201.732724][ T9265] ? copy_msghdr_from_user+0x209/0x420 [ 201.738176][ T9265] ? kernel_sendmsg+0x30/0x30 [ 201.743224][ T9265] ___sys_sendmsg+0xe4/0x160 [ 201.747830][ T9265] ? sendmsg_copy_msghdr+0x30/0x30 [ 201.752940][ T9265] ? rcu_read_lock_held+0x9c/0xb0 [ 201.758084][ T9265] ? __kasan_check_read+0x11/0x20 [ 201.763105][ T9265] ? __fget+0x2ac/0x410 [ 201.767253][ T9265] ? ksys_dup3+0x2e0/0x2e0 [ 201.771664][ T9265] ? find_held_lock+0x36/0x1d0 [ 201.777541][ T9265] ? __fget_light+0x179/0x1f0 [ 201.782208][ T9265] ? __fdget+0xe/0x10 [ 201.786200][ T9265] ? sockfd_lookup_light+0x1c/0x150 [ 201.791407][ T9265] __sys_sendmmsg+0x160/0x370 [ 201.796091][ T9265] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 201.801197][ T9265] ? vfs_write+0x25b/0x520 [ 201.805605][ T9265] ? lock_downgrade+0x900/0x900 [ 201.810627][ T9265] ? __kasan_check_write+0x14/0x20 [ 201.815732][ T9265] ? __mutex_unlock_slowpath+0xe0/0x690 [ 201.821323][ T9265] ? rcu_read_lock_any_held+0xcd/0xf0 [ 201.826716][ T9265] ? __kasan_check_write+0x14/0x20 [ 201.831825][ T9265] ? fput_many+0x1b/0x130 [ 201.836143][ T9265] ? fput+0xe/0x10 [ 201.839860][ T9265] ? ksys_write+0x181/0x220 [ 201.844369][ T9265] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 201.849918][ T9265] ? do_syscall_64+0x21/0x5f0 [ 201.854585][ T9265] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.860645][ T9265] __x64_sys_sendmmsg+0x98/0x100 [ 201.865582][ T9265] do_syscall_64+0xca/0x5f0 [ 201.870092][ T9265] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.875990][ T9265] RIP: 0033:0x45a639 [ 201.879980][ T9265] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 201.899711][ T9265] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 201.908113][ T9265] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 201.916260][ T9265] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 201.924213][ T9265] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 201.932171][ T9265] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 201.940134][ T9265] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 201.950699][ T9266] FAULT_INJECTION: forcing a failure. [ 201.950699][ T9266] name failslab, interval 1, probability 0, space 0, times 0 [ 201.964341][ T9266] CPU: 0 PID: 9266 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 201.972951][ T9266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.983111][ T9266] Call Trace: [ 201.986397][ T9266] dump_stack+0x12d/0x187 [ 201.990734][ T9266] should_fail.cold.4+0x5/0x13 [ 201.995498][ T9266] ? fault_create_debugfs_attr+0x150/0x150 [ 202.001353][ T9266] ? ___might_sleep+0x16b/0x2b0 [ 202.006197][ T9266] __should_failslab+0xba/0xf0 [ 202.011055][ T9266] should_failslab+0x9/0x14 [ 202.015654][ T9266] kmem_cache_alloc_node_trace+0x27b/0x770 [ 202.021443][ T9266] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 202.027495][ T9266] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 202.033339][ T9266] __kmalloc_node_track_caller+0x3c/0x70 [ 202.039083][ T9266] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 202.044541][ T9266] __alloc_skb+0xd7/0x570 [ 202.048862][ T9266] ? netdev_alloc_frag+0x160/0x160 [ 202.054084][ T9266] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 202.060469][ T9266] tc_ctl_tclass+0x457/0xbf0 [ 202.065059][ T9266] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 202.070952][ T9266] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 202.076056][ T9266] rtnetlink_rcv_msg+0x34a/0x8d0 [ 202.080971][ T9266] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 202.086456][ T9266] ? netlink_deliver_tap+0x160/0xac0 [ 202.091732][ T9266] netlink_rcv_skb+0x13c/0x380 [ 202.096484][ T9266] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 202.102982][ T9266] ? netlink_ack+0x970/0x970 [ 202.107570][ T9266] ? netlink_deliver_tap+0x178/0xac0 [ 202.113846][ T9266] rtnetlink_rcv+0x10/0x20 [ 202.118424][ T9266] netlink_unicast+0x45e/0x6a0 [ 202.123700][ T9266] ? netlink_attachskb+0x740/0x740 [ 202.128800][ T9266] ? _copy_from_iter_full+0x18a/0x780 [ 202.134179][ T9266] ? __kasan_check_read+0x11/0x20 [ 202.139187][ T9266] ? __check_object_size+0x203/0x2ea [ 202.144487][ T9266] netlink_sendmsg+0x7b0/0xcb0 [ 202.149255][ T9266] ? netlink_unicast+0x6a0/0x6a0 [ 202.154186][ T9266] ? tomoyo_socket_sendmsg+0x9/0x10 [ 202.159374][ T9266] ? netlink_unicast+0x6a0/0x6a0 [ 202.164300][ T9266] sock_sendmsg+0xb5/0xf0 [ 202.168626][ T9266] ____sys_sendmsg+0x3b0/0x950 [ 202.173377][ T9266] ? copy_msghdr_from_user+0x209/0x420 [ 202.178830][ T9266] ? kernel_sendmsg+0x30/0x30 [ 202.183594][ T9266] ___sys_sendmsg+0xe4/0x160 [ 202.188187][ T9266] ? sendmsg_copy_msghdr+0x30/0x30 [ 202.193285][ T9266] ? rcu_read_lock_held+0x9c/0xb0 [ 202.198296][ T9266] ? __kasan_check_read+0x11/0x20 [ 202.203301][ T9266] ? __fget+0x2ac/0x410 [ 202.207450][ T9266] ? ksys_dup3+0x2e0/0x2e0 [ 202.211854][ T9266] ? find_held_lock+0x36/0x1d0 [ 202.216595][ T9266] ? __fget_light+0x179/0x1f0 [ 202.221253][ T9266] ? __fdget+0xe/0x10 [ 202.225219][ T9266] ? sockfd_lookup_light+0x1c/0x150 [ 202.230404][ T9266] __sys_sendmmsg+0x160/0x370 [ 202.235086][ T9266] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 202.240111][ T9266] ? vfs_write+0x25b/0x520 [ 202.244870][ T9266] ? lock_downgrade+0x900/0x900 [ 202.250074][ T9266] ? __kasan_check_write+0x14/0x20 [ 202.255173][ T9266] ? __mutex_unlock_slowpath+0xe0/0x690 [ 202.260715][ T9266] ? rcu_read_lock_any_held+0xcd/0xf0 [ 202.266472][ T9266] ? __kasan_check_write+0x14/0x20 [ 202.271670][ T9266] ? fput_many+0x1b/0x130 [ 202.275987][ T9266] ? fput+0xe/0x10 [ 202.279699][ T9266] ? ksys_write+0x181/0x220 [ 202.284197][ T9266] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 202.289648][ T9266] ? do_syscall_64+0x21/0x5f0 [ 202.294323][ T9266] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.300374][ T9266] __x64_sys_sendmmsg+0x98/0x100 [ 202.305302][ T9266] do_syscall_64+0xca/0x5f0 [ 202.309803][ T9266] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.315678][ T9266] RIP: 0033:0x45a639 [ 202.319550][ T9266] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 202.339240][ T9266] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 202.347655][ T9266] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 202.355627][ T9266] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 202.363694][ T9266] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 202.371664][ T9266] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 202.379652][ T9266] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 202.564311][ T9272] FAULT_INJECTION: forcing a failure. [ 202.564311][ T9272] name failslab, interval 1, probability 0, space 0, times 0 [ 202.577228][ T9272] CPU: 0 PID: 9272 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 202.585807][ T9272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.595868][ T9272] Call Trace: [ 202.599148][ T9272] dump_stack+0x12d/0x187 [ 202.603471][ T9272] should_fail.cold.4+0x5/0x13 [ 202.608242][ T9272] ? fault_create_debugfs_attr+0x150/0x150 [ 202.614050][ T9272] ? ___might_sleep+0x16b/0x2b0 [ 202.618981][ T9272] __should_failslab+0xba/0xf0 [ 202.623727][ T9272] should_failslab+0x9/0x14 [ 202.628214][ T9272] kmem_cache_alloc_node_trace+0x27b/0x770 [ 202.634013][ T9272] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 202.640164][ T9272] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 202.645975][ T9272] __kmalloc_node_track_caller+0x3c/0x70 [ 202.651622][ T9272] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 202.657072][ T9272] __alloc_skb+0xd7/0x570 [ 202.661391][ T9272] ? netdev_alloc_frag+0x160/0x160 [ 202.666498][ T9272] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 202.672824][ T9272] tc_ctl_tclass+0x457/0xbf0 [ 202.677414][ T9272] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 202.683216][ T9272] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 202.688338][ T9272] rtnetlink_rcv_msg+0x34a/0x8d0 [ 202.693285][ T9272] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 202.698731][ T9272] ? netlink_deliver_tap+0x160/0xac0 [ 202.704015][ T9272] netlink_rcv_skb+0x13c/0x380 [ 202.708772][ T9272] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 202.714225][ T9272] ? netlink_ack+0x970/0x970 [ 202.718817][ T9272] ? netlink_deliver_tap+0x178/0xac0 [ 202.724102][ T9272] rtnetlink_rcv+0x10/0x20 [ 202.728508][ T9272] netlink_unicast+0x45e/0x6a0 [ 202.733262][ T9272] ? netlink_attachskb+0x740/0x740 [ 202.738366][ T9272] ? _copy_from_iter_full+0x18a/0x780 [ 202.743733][ T9272] ? __kasan_check_read+0x11/0x20 [ 202.748753][ T9272] ? __check_object_size+0x203/0x2ea [ 202.754293][ T9272] netlink_sendmsg+0x7b0/0xcb0 [ 202.759063][ T9272] ? netlink_unicast+0x6a0/0x6a0 [ 202.764008][ T9272] ? tomoyo_socket_sendmsg+0x9/0x10 [ 202.769221][ T9272] ? netlink_unicast+0x6a0/0x6a0 [ 202.774157][ T9272] sock_sendmsg+0xb5/0xf0 [ 202.778469][ T9272] ____sys_sendmsg+0x3b0/0x950 [ 202.783216][ T9272] ? copy_msghdr_from_user+0x209/0x420 [ 202.788678][ T9272] ? kernel_sendmsg+0x30/0x30 [ 202.793387][ T9272] ___sys_sendmsg+0xe4/0x160 [ 202.797977][ T9272] ? sendmsg_copy_msghdr+0x30/0x30 [ 202.803089][ T9272] ? rcu_read_lock_held+0x9c/0xb0 [ 202.808123][ T9272] ? __kasan_check_read+0x11/0x20 [ 202.813155][ T9272] ? __fget+0x2ac/0x410 [ 202.817314][ T9272] ? ksys_dup3+0x2e0/0x2e0 [ 202.821720][ T9272] ? find_held_lock+0x36/0x1d0 [ 202.826723][ T9272] ? __fget_light+0x179/0x1f0 [ 202.831411][ T9272] ? __fdget+0xe/0x10 [ 202.835511][ T9272] ? sockfd_lookup_light+0x1c/0x150 [ 202.840768][ T9272] __sys_sendmmsg+0x160/0x370 [ 202.845441][ T9272] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 202.850568][ T9272] ? vfs_write+0x25b/0x520 [ 202.855069][ T9272] ? lock_downgrade+0x900/0x900 [ 202.859904][ T9272] ? __kasan_check_write+0x14/0x20 [ 202.865006][ T9272] ? __mutex_unlock_slowpath+0xe0/0x690 [ 202.870546][ T9272] ? rcu_read_lock_any_held+0xcd/0xf0 [ 202.875923][ T9272] ? __kasan_check_write+0x14/0x20 [ 202.881021][ T9272] ? fput_many+0x1b/0x130 [ 202.885336][ T9272] ? fput+0xe/0x10 [ 202.889050][ T9272] ? ksys_write+0x181/0x220 [ 202.893540][ T9272] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 202.898979][ T9272] ? do_syscall_64+0x21/0x5f0 [ 202.903670][ T9272] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.909748][ T9272] __x64_sys_sendmmsg+0x98/0x100 [ 202.914751][ T9272] do_syscall_64+0xca/0x5f0 [ 202.919243][ T9272] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.925119][ T9272] RIP: 0033:0x45a639 [ 202.928999][ T9272] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 202.948872][ T9272] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 202.957289][ T9272] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 202.965245][ T9272] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 202.973233][ T9272] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 202.981223][ T9272] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 202.989183][ T9272] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 203.184112][ T9278] FAULT_INJECTION: forcing a failure. [ 203.184112][ T9278] name failslab, interval 1, probability 0, space 0, times 0 [ 203.196858][ T9278] CPU: 0 PID: 9278 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 203.205566][ T9278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.215670][ T9278] Call Trace: [ 203.219038][ T9278] dump_stack+0x12d/0x187 [ 203.223808][ T9278] should_fail.cold.4+0x5/0x13 [ 203.228573][ T9278] ? fault_create_debugfs_attr+0x150/0x150 [ 203.234368][ T9278] ? ___might_sleep+0x16b/0x2b0 [ 203.239600][ T9278] __should_failslab+0xba/0xf0 [ 203.244361][ T9278] should_failslab+0x9/0x14 [ 203.248851][ T9278] kmem_cache_alloc_node_trace+0x27b/0x770 [ 203.254649][ T9278] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 203.261065][ T9278] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 203.266880][ T9278] __kmalloc_node_track_caller+0x3c/0x70 [ 203.272527][ T9278] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 203.278002][ T9278] __alloc_skb+0xd7/0x570 [ 203.282316][ T9278] ? netdev_alloc_frag+0x160/0x160 [ 203.287633][ T9278] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 203.294081][ T9278] tc_ctl_tclass+0x457/0xbf0 [ 203.298723][ T9278] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 203.304618][ T9278] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 203.309722][ T9278] rtnetlink_rcv_msg+0x34a/0x8d0 [ 203.314664][ T9278] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 203.320260][ T9278] ? netlink_deliver_tap+0x160/0xac0 [ 203.325653][ T9278] netlink_rcv_skb+0x13c/0x380 [ 203.330414][ T9278] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 203.336116][ T9278] ? netlink_ack+0x970/0x970 [ 203.340701][ T9278] ? netlink_deliver_tap+0x178/0xac0 [ 203.345990][ T9278] rtnetlink_rcv+0x10/0x20 [ 203.350429][ T9278] netlink_unicast+0x45e/0x6a0 [ 203.355197][ T9278] ? netlink_attachskb+0x740/0x740 [ 203.360298][ T9278] ? _copy_from_iter_full+0x18a/0x780 [ 203.365826][ T9278] ? __kasan_check_read+0x11/0x20 [ 203.370828][ T9278] ? __check_object_size+0x203/0x2ea [ 203.376164][ T9278] netlink_sendmsg+0x7b0/0xcb0 [ 203.380925][ T9278] ? netlink_unicast+0x6a0/0x6a0 [ 203.385944][ T9278] ? tomoyo_socket_sendmsg+0x9/0x10 [ 203.391118][ T9278] ? netlink_unicast+0x6a0/0x6a0 [ 203.396042][ T9278] sock_sendmsg+0xb5/0xf0 [ 203.400363][ T9278] ____sys_sendmsg+0x3b0/0x950 [ 203.405237][ T9278] ? copy_msghdr_from_user+0x209/0x420 [ 203.410679][ T9278] ? kernel_sendmsg+0x30/0x30 [ 203.415363][ T9278] ___sys_sendmsg+0xe4/0x160 [ 203.419954][ T9278] ? sendmsg_copy_msghdr+0x30/0x30 [ 203.425052][ T9278] ? rcu_read_lock_held+0x9c/0xb0 [ 203.430060][ T9278] ? __kasan_check_read+0x11/0x20 [ 203.435064][ T9278] ? __fget+0x2ac/0x410 [ 203.439323][ T9278] ? ksys_dup3+0x2e0/0x2e0 [ 203.443734][ T9278] ? find_held_lock+0x36/0x1d0 [ 203.448504][ T9278] ? __fget_light+0x179/0x1f0 [ 203.453268][ T9278] ? __fdget+0xe/0x10 [ 203.457260][ T9278] ? sockfd_lookup_light+0x1c/0x150 [ 203.462445][ T9278] __sys_sendmmsg+0x160/0x370 [ 203.467248][ T9278] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 203.472416][ T9278] ? vfs_write+0x25b/0x520 [ 203.476823][ T9278] ? lock_downgrade+0x900/0x900 [ 203.481738][ T9278] ? __kasan_check_write+0x14/0x20 [ 203.486870][ T9278] ? __mutex_unlock_slowpath+0xe0/0x690 [ 203.492528][ T9278] ? rcu_read_lock_any_held+0xcd/0xf0 [ 203.497942][ T9278] ? __kasan_check_write+0x14/0x20 [ 203.503054][ T9278] ? fput_many+0x1b/0x130 [ 203.507379][ T9278] ? fput+0xe/0x10 [ 203.511142][ T9278] ? ksys_write+0x181/0x220 [ 203.515653][ T9278] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 203.521282][ T9278] ? do_syscall_64+0x21/0x5f0 [ 203.525962][ T9278] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.532189][ T9278] __x64_sys_sendmmsg+0x98/0x100 [ 203.537129][ T9278] do_syscall_64+0xca/0x5f0 [ 203.542759][ T9278] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.548635][ T9278] RIP: 0033:0x45a639 [ 203.552519][ T9278] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 203.572115][ T9278] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 203.580514][ T9278] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 203.588472][ T9278] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 203.596440][ T9278] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 203.604478][ T9278] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 203.612446][ T9278] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 203.821612][ T9284] FAULT_INJECTION: forcing a failure. [ 203.821612][ T9284] name failslab, interval 1, probability 0, space 0, times 0 [ 203.854976][ T9284] CPU: 0 PID: 9284 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 203.863608][ T9284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.873916][ T9284] Call Trace: [ 203.877218][ T9284] dump_stack+0x12d/0x187 [ 203.881577][ T9284] should_fail.cold.4+0x5/0x13 [ 203.886488][ T9284] ? fault_create_debugfs_attr+0x150/0x150 [ 203.892460][ T9284] ? ___might_sleep+0x16b/0x2b0 [ 203.897309][ T9284] __should_failslab+0xba/0xf0 [ 203.902198][ T9284] should_failslab+0x9/0x14 [ 203.906699][ T9284] kmem_cache_alloc_node_trace+0x27b/0x770 [ 203.912495][ T9284] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 203.918554][ T9284] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 203.924435][ T9284] __kmalloc_node_track_caller+0x3c/0x70 [ 203.930060][ T9284] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 203.935625][ T9284] __alloc_skb+0xd7/0x570 [ 203.939994][ T9284] ? netdev_alloc_frag+0x160/0x160 [ 203.945100][ T9284] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 203.951407][ T9284] tc_ctl_tclass+0x457/0xbf0 [ 203.955991][ T9284] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 203.961786][ T9284] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 203.966890][ T9284] rtnetlink_rcv_msg+0x34a/0x8d0 [ 203.972511][ T9284] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 203.978047][ T9284] ? netlink_deliver_tap+0x160/0xac0 [ 203.983324][ T9284] netlink_rcv_skb+0x13c/0x380 [ 203.988075][ T9284] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 203.993511][ T9284] ? netlink_ack+0x970/0x970 [ 203.998079][ T9284] ? netlink_deliver_tap+0x178/0xac0 [ 204.003436][ T9284] rtnetlink_rcv+0x10/0x20 [ 204.007862][ T9284] netlink_unicast+0x45e/0x6a0 [ 204.012653][ T9284] ? netlink_attachskb+0x740/0x740 [ 204.017756][ T9284] ? _copy_from_iter_full+0x18a/0x780 [ 204.023111][ T9284] ? __kasan_check_read+0x11/0x20 [ 204.028224][ T9284] ? __check_object_size+0x203/0x2ea [ 204.033613][ T9284] netlink_sendmsg+0x7b0/0xcb0 [ 204.038376][ T9284] ? netlink_unicast+0x6a0/0x6a0 [ 204.043312][ T9284] ? tomoyo_socket_sendmsg+0x9/0x10 [ 204.048615][ T9284] ? netlink_unicast+0x6a0/0x6a0 [ 204.053641][ T9284] sock_sendmsg+0xb5/0xf0 [ 204.057957][ T9284] ____sys_sendmsg+0x3b0/0x950 [ 204.062826][ T9284] ? copy_msghdr_from_user+0x209/0x420 [ 204.068284][ T9284] ? kernel_sendmsg+0x30/0x30 [ 204.072953][ T9284] ___sys_sendmsg+0xe4/0x160 [ 204.077525][ T9284] ? sendmsg_copy_msghdr+0x30/0x30 [ 204.082622][ T9284] ? rcu_read_lock_held+0x9c/0xb0 [ 204.087650][ T9284] ? __kasan_check_read+0x11/0x20 [ 204.092713][ T9284] ? __fget+0x2ac/0x410 [ 204.096926][ T9284] ? ksys_dup3+0x2e0/0x2e0 [ 204.101338][ T9284] ? find_held_lock+0x36/0x1d0 [ 204.106111][ T9284] ? __fget_light+0x179/0x1f0 [ 204.110794][ T9284] ? __fdget+0xe/0x10 [ 204.114763][ T9284] ? sockfd_lookup_light+0x1c/0x150 [ 204.120049][ T9284] __sys_sendmmsg+0x160/0x370 [ 204.124743][ T9284] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 204.129755][ T9284] ? vfs_write+0x25b/0x520 [ 204.134149][ T9284] ? lock_downgrade+0x900/0x900 [ 204.138997][ T9284] ? __kasan_check_write+0x14/0x20 [ 204.144093][ T9284] ? __mutex_unlock_slowpath+0xe0/0x690 [ 204.149626][ T9284] ? rcu_read_lock_any_held+0xcd/0xf0 [ 204.155012][ T9284] ? __kasan_check_write+0x14/0x20 [ 204.160117][ T9284] ? fput_many+0x1b/0x130 [ 204.164427][ T9284] ? fput+0xe/0x10 [ 204.168137][ T9284] ? ksys_write+0x181/0x220 [ 204.172625][ T9284] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 204.178080][ T9284] ? do_syscall_64+0x21/0x5f0 [ 204.182746][ T9284] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.188798][ T9284] __x64_sys_sendmmsg+0x98/0x100 [ 204.193720][ T9284] do_syscall_64+0xca/0x5f0 [ 204.198210][ T9284] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.204174][ T9284] RIP: 0033:0x45a639 [ 204.208044][ T9284] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 204.227646][ T9284] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 204.236044][ T9284] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 204.244086][ T9284] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 204.252150][ T9284] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 204.260108][ T9284] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 204.268071][ T9284] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 204.793917][ T9300] FAULT_INJECTION: forcing a failure. [ 204.793917][ T9300] name failslab, interval 1, probability 0, space 0, times 0 [ 204.811847][ T9300] CPU: 0 PID: 9300 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 204.820912][ T9300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.830968][ T9300] Call Trace: [ 204.834371][ T9300] dump_stack+0x12d/0x187 [ 204.838756][ T9300] should_fail.cold.4+0x5/0x13 [ 204.843515][ T9300] ? fault_create_debugfs_attr+0x150/0x150 [ 204.849499][ T9300] ? ___might_sleep+0x16b/0x2b0 [ 204.854352][ T9300] __should_failslab+0xba/0xf0 [ 204.859226][ T9300] should_failslab+0x9/0x14 [ 204.864238][ T9300] kmem_cache_alloc_node_trace+0x27b/0x770 [ 204.870026][ T9300] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 204.876076][ T9300] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 204.881870][ T9300] __kmalloc_node_track_caller+0x3c/0x70 [ 204.887612][ T9300] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 204.893065][ T9300] __alloc_skb+0xd7/0x570 [ 204.897386][ T9300] ? netdev_alloc_frag+0x160/0x160 [ 204.902497][ T9300] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 204.908810][ T9300] tc_ctl_tclass+0x457/0xbf0 [ 204.913382][ T9300] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 204.919190][ T9300] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 204.926052][ T9300] rtnetlink_rcv_msg+0x34a/0x8d0 [ 204.930980][ T9300] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 204.936428][ T9300] ? netlink_deliver_tap+0x160/0xac0 [ 204.941706][ T9300] netlink_rcv_skb+0x13c/0x380 [ 204.946467][ T9300] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 204.951998][ T9300] ? netlink_ack+0x970/0x970 [ 204.956603][ T9300] ? netlink_deliver_tap+0x178/0xac0 [ 204.962053][ T9300] rtnetlink_rcv+0x10/0x20 [ 204.966468][ T9300] netlink_unicast+0x45e/0x6a0 [ 204.971225][ T9300] ? netlink_attachskb+0x740/0x740 [ 204.976506][ T9300] ? _copy_from_iter_full+0x18a/0x780 [ 204.981990][ T9300] ? __kasan_check_read+0x11/0x20 [ 204.987153][ T9300] ? __check_object_size+0x203/0x2ea [ 204.992433][ T9300] netlink_sendmsg+0x7b0/0xcb0 [ 204.997192][ T9300] ? netlink_unicast+0x6a0/0x6a0 [ 205.002113][ T9300] ? tomoyo_socket_sendmsg+0x9/0x10 [ 205.007300][ T9300] ? netlink_unicast+0x6a0/0x6a0 [ 205.012331][ T9300] sock_sendmsg+0xb5/0xf0 [ 205.016651][ T9300] ____sys_sendmsg+0x3b0/0x950 [ 205.021392][ T9300] ? copy_msghdr_from_user+0x209/0x420 [ 205.026833][ T9300] ? kernel_sendmsg+0x30/0x30 [ 205.031495][ T9300] ___sys_sendmsg+0xe4/0x160 [ 205.036085][ T9300] ? sendmsg_copy_msghdr+0x30/0x30 [ 205.041170][ T9300] ? rcu_read_lock_held+0x9c/0xb0 [ 205.046187][ T9300] ? __kasan_check_read+0x11/0x20 [ 205.051191][ T9300] ? __fget+0x2ac/0x410 [ 205.055342][ T9300] ? ksys_dup3+0x2e0/0x2e0 [ 205.059741][ T9300] ? find_held_lock+0x36/0x1d0 [ 205.064484][ T9300] ? __fget_light+0x179/0x1f0 [ 205.069238][ T9300] ? __fdget+0xe/0x10 [ 205.073218][ T9300] ? sockfd_lookup_light+0x1c/0x150 [ 205.078420][ T9300] __sys_sendmmsg+0x160/0x370 [ 205.083080][ T9300] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 205.088090][ T9300] ? vfs_write+0x25b/0x520 [ 205.092486][ T9300] ? lock_downgrade+0x900/0x900 [ 205.097322][ T9300] ? __kasan_check_write+0x14/0x20 [ 205.102417][ T9300] ? __mutex_unlock_slowpath+0xe0/0x690 [ 205.107940][ T9300] ? rcu_read_lock_any_held+0xcd/0xf0 [ 205.113311][ T9300] ? __kasan_check_write+0x14/0x20 [ 205.118408][ T9300] ? fput_many+0x1b/0x130 [ 205.122730][ T9300] ? fput+0xe/0x10 [ 205.126465][ T9300] ? ksys_write+0x181/0x220 [ 205.130951][ T9300] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 205.136399][ T9300] ? do_syscall_64+0x21/0x5f0 [ 205.141068][ T9300] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.147125][ T9300] __x64_sys_sendmmsg+0x98/0x100 [ 205.152062][ T9300] do_syscall_64+0xca/0x5f0 [ 205.156566][ T9300] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.162451][ T9300] RIP: 0033:0x45a639 [ 205.166343][ T9300] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 205.185937][ T9300] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 205.194472][ T9300] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 205.202432][ T9300] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 205.210606][ T9300] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 205.218571][ T9300] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 205.226559][ T9300] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 205.236804][ T9301] FAULT_INJECTION: forcing a failure. [ 205.236804][ T9301] name failslab, interval 1, probability 0, space 0, times 0 [ 205.249858][ T9301] CPU: 0 PID: 9301 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 205.258445][ T9301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.268515][ T9301] Call Trace: [ 205.271802][ T9301] dump_stack+0x12d/0x187 [ 205.276148][ T9301] should_fail.cold.4+0x5/0x13 [ 205.280902][ T9301] ? fault_create_debugfs_attr+0x150/0x150 [ 205.286703][ T9301] ? ___might_sleep+0x16b/0x2b0 [ 205.291559][ T9301] __should_failslab+0xba/0xf0 [ 205.296321][ T9301] should_failslab+0x9/0x14 [ 205.300826][ T9301] kmem_cache_alloc_node_trace+0x27b/0x770 [ 205.306647][ T9301] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 205.312711][ T9301] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 205.318511][ T9301] __kmalloc_node_track_caller+0x3c/0x70 [ 205.324129][ T9301] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 205.329589][ T9301] __alloc_skb+0xd7/0x570 [ 205.333966][ T9301] ? netdev_alloc_frag+0x160/0x160 [ 205.339614][ T9301] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 205.345930][ T9301] tc_ctl_tclass+0x457/0xbf0 [ 205.350504][ T9301] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 205.356600][ T9301] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 205.361708][ T9301] rtnetlink_rcv_msg+0x34a/0x8d0 [ 205.366714][ T9301] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 205.372173][ T9301] ? netlink_deliver_tap+0x160/0xac0 [ 205.377443][ T9301] netlink_rcv_skb+0x13c/0x380 [ 205.382346][ T9301] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 205.387798][ T9301] ? netlink_ack+0x970/0x970 [ 205.392391][ T9301] ? netlink_deliver_tap+0x178/0xac0 [ 205.397674][ T9301] rtnetlink_rcv+0x10/0x20 [ 205.402121][ T9301] netlink_unicast+0x45e/0x6a0 [ 205.406881][ T9301] ? netlink_attachskb+0x740/0x740 [ 205.411977][ T9301] ? _copy_from_iter_full+0x18a/0x780 [ 205.417342][ T9301] ? __kasan_check_read+0x11/0x20 [ 205.422508][ T9301] ? __check_object_size+0x203/0x2ea [ 205.427804][ T9301] netlink_sendmsg+0x7b0/0xcb0 [ 205.432659][ T9301] ? netlink_unicast+0x6a0/0x6a0 [ 205.437705][ T9301] ? tomoyo_socket_sendmsg+0x9/0x10 [ 205.442909][ T9301] ? netlink_unicast+0x6a0/0x6a0 [ 205.447846][ T9301] sock_sendmsg+0xb5/0xf0 [ 205.452346][ T9301] ____sys_sendmsg+0x3b0/0x950 [ 205.457097][ T9301] ? copy_msghdr_from_user+0x209/0x420 [ 205.462543][ T9301] ? kernel_sendmsg+0x30/0x30 [ 205.467271][ T9301] ___sys_sendmsg+0xe4/0x160 [ 205.472128][ T9301] ? sendmsg_copy_msghdr+0x30/0x30 [ 205.477250][ T9301] ? rcu_read_lock_held+0x9c/0xb0 [ 205.482331][ T9301] ? __kasan_check_read+0x11/0x20 [ 205.487472][ T9301] ? __fget+0x2ac/0x410 [ 205.491632][ T9301] ? ksys_dup3+0x2e0/0x2e0 [ 205.496039][ T9301] ? find_held_lock+0x36/0x1d0 [ 205.500895][ T9301] ? __fget_light+0x179/0x1f0 [ 205.505618][ T9301] ? __fdget+0xe/0x10 [ 205.509592][ T9301] ? sockfd_lookup_light+0x1c/0x150 [ 205.514784][ T9301] __sys_sendmmsg+0x160/0x370 [ 205.519511][ T9301] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 205.524554][ T9301] ? vfs_write+0x25b/0x520 [ 205.528980][ T9301] ? lock_downgrade+0x900/0x900 [ 205.533833][ T9301] ? __kasan_check_write+0x14/0x20 [ 205.538937][ T9301] ? __mutex_unlock_slowpath+0xe0/0x690 [ 205.544473][ T9301] ? rcu_read_lock_any_held+0xcd/0xf0 [ 205.549934][ T9301] ? __kasan_check_write+0x14/0x20 [ 205.555044][ T9301] ? fput_many+0x1b/0x130 [ 205.559366][ T9301] ? fput+0xe/0x10 [ 205.563140][ T9301] ? ksys_write+0x181/0x220 [ 205.567731][ T9301] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 205.573211][ T9301] ? do_syscall_64+0x21/0x5f0 [ 205.577890][ T9301] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.583949][ T9301] __x64_sys_sendmmsg+0x98/0x100 [ 205.588874][ T9301] do_syscall_64+0xca/0x5f0 [ 205.593376][ T9301] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.599260][ T9301] RIP: 0033:0x45a639 [ 205.603133][ T9301] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 205.622751][ T9301] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 205.632098][ T9301] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 205.640052][ T9301] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 205.648007][ T9301] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 205.655960][ T9301] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 205.664026][ T9301] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 205.682909][ T9303] FAULT_INJECTION: forcing a failure. [ 205.682909][ T9303] name failslab, interval 1, probability 0, space 0, times 0 [ 205.697212][ T9303] CPU: 1 PID: 9303 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 205.705803][ T9303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.715843][ T9303] Call Trace: [ 205.719131][ T9303] dump_stack+0x12d/0x187 [ 205.723456][ T9303] should_fail.cold.4+0x5/0x13 [ 205.728315][ T9303] ? fault_create_debugfs_attr+0x150/0x150 [ 205.734201][ T9303] ? ___might_sleep+0x16b/0x2b0 [ 205.739469][ T9303] __should_failslab+0xba/0xf0 [ 205.744375][ T9303] should_failslab+0x9/0x14 [ 205.748871][ T9303] kmem_cache_alloc_node_trace+0x27b/0x770 [ 205.754669][ T9303] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 205.760726][ T9303] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 205.766524][ T9303] __kmalloc_node_track_caller+0x3c/0x70 [ 205.772238][ T9303] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 205.777688][ T9303] __alloc_skb+0xd7/0x570 [ 205.782145][ T9303] ? netdev_alloc_frag+0x160/0x160 [ 205.787253][ T9303] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 205.793576][ T9303] tc_ctl_tclass+0x457/0xbf0 [ 205.798163][ T9303] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 205.803978][ T9303] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 205.809095][ T9303] rtnetlink_rcv_msg+0x34a/0x8d0 [ 205.814043][ T9303] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 205.819515][ T9303] ? netlink_deliver_tap+0x160/0xac0 [ 205.824820][ T9303] netlink_rcv_skb+0x13c/0x380 [ 205.829596][ T9303] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 205.835061][ T9303] ? netlink_ack+0x970/0x970 [ 205.839663][ T9303] ? netlink_deliver_tap+0x178/0xac0 [ 205.844973][ T9303] rtnetlink_rcv+0x10/0x20 [ 205.849367][ T9303] netlink_unicast+0x45e/0x6a0 [ 205.854130][ T9303] ? netlink_attachskb+0x740/0x740 [ 205.859234][ T9303] ? _copy_from_iter_full+0x18a/0x780 [ 205.864584][ T9303] ? __kasan_check_read+0x11/0x20 [ 205.869592][ T9303] ? __check_object_size+0x203/0x2ea [ 205.874866][ T9303] netlink_sendmsg+0x7b0/0xcb0 [ 205.879708][ T9303] ? netlink_unicast+0x6a0/0x6a0 [ 205.884631][ T9303] ? tomoyo_socket_sendmsg+0x9/0x10 [ 205.889811][ T9303] ? netlink_unicast+0x6a0/0x6a0 [ 205.894741][ T9303] sock_sendmsg+0xb5/0xf0 [ 205.899062][ T9303] ____sys_sendmsg+0x3b0/0x950 [ 205.903815][ T9303] ? copy_msghdr_from_user+0x209/0x420 [ 205.909266][ T9303] ? kernel_sendmsg+0x30/0x30 [ 205.914049][ T9303] ___sys_sendmsg+0xe4/0x160 [ 205.918801][ T9303] ? sendmsg_copy_msghdr+0x30/0x30 [ 205.923894][ T9303] ? rcu_read_lock_held+0x9c/0xb0 [ 205.928900][ T9303] ? __kasan_check_read+0x11/0x20 [ 205.933913][ T9303] ? __fget+0x2ac/0x410 [ 205.938064][ T9303] ? ksys_dup3+0x2e0/0x2e0 [ 205.942488][ T9303] ? find_held_lock+0x36/0x1d0 [ 205.947330][ T9303] ? __fget_light+0x179/0x1f0 [ 205.952092][ T9303] ? __fdget+0xe/0x10 [ 205.956068][ T9303] ? sockfd_lookup_light+0x1c/0x150 [ 205.961270][ T9303] __sys_sendmmsg+0x160/0x370 [ 205.965958][ T9303] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 205.970980][ T9303] ? vfs_write+0x25b/0x520 [ 205.975403][ T9303] ? lock_downgrade+0x900/0x900 [ 205.980243][ T9303] ? __kasan_check_write+0x14/0x20 [ 205.985363][ T9303] ? __mutex_unlock_slowpath+0xe0/0x690 [ 205.990897][ T9303] ? rcu_read_lock_any_held+0xcd/0xf0 [ 205.996266][ T9303] ? __kasan_check_write+0x14/0x20 [ 206.001363][ T9303] ? fput_many+0x1b/0x130 [ 206.005682][ T9303] ? fput+0xe/0x10 [ 206.009471][ T9303] ? ksys_write+0x181/0x220 [ 206.013960][ T9303] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 206.019423][ T9303] ? do_syscall_64+0x21/0x5f0 [ 206.024550][ T9303] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.030780][ T9303] __x64_sys_sendmmsg+0x98/0x100 [ 206.035980][ T9303] do_syscall_64+0xca/0x5f0 [ 206.040547][ T9303] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.046944][ T9303] RIP: 0033:0x45a639 [ 206.050824][ T9303] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 206.070654][ T9303] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 206.079058][ T9303] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 206.087014][ T9303] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 206.094979][ T9303] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 206.102964][ T9303] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 206.110987][ T9303] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 206.294985][ T9308] FAULT_INJECTION: forcing a failure. [ 206.294985][ T9308] name failslab, interval 1, probability 0, space 0, times 0 [ 206.307909][ T9308] CPU: 1 PID: 9308 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 206.316483][ T9308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.326529][ T9308] Call Trace: [ 206.329817][ T9308] dump_stack+0x12d/0x187 [ 206.334139][ T9308] should_fail.cold.4+0x5/0x13 [ 206.338899][ T9308] ? fault_create_debugfs_attr+0x150/0x150 [ 206.344695][ T9308] ? ___might_sleep+0x16b/0x2b0 [ 206.349613][ T9308] __should_failslab+0xba/0xf0 [ 206.354367][ T9308] should_failslab+0x9/0x14 [ 206.358948][ T9308] kmem_cache_alloc_node_trace+0x27b/0x770 [ 206.364826][ T9308] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 206.370947][ T9308] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 206.376935][ T9308] __kmalloc_node_track_caller+0x3c/0x70 [ 206.382564][ T9308] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 206.388019][ T9308] __alloc_skb+0xd7/0x570 [ 206.392383][ T9308] ? netdev_alloc_frag+0x160/0x160 [ 206.397505][ T9308] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 206.403839][ T9308] tc_ctl_tclass+0x457/0xbf0 [ 206.408424][ T9308] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 206.414305][ T9308] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 206.419429][ T9308] rtnetlink_rcv_msg+0x34a/0x8d0 [ 206.424426][ T9308] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 206.429884][ T9308] ? netlink_deliver_tap+0x160/0xac0 [ 206.435158][ T9308] netlink_rcv_skb+0x13c/0x380 [ 206.439921][ T9308] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 206.445368][ T9308] ? netlink_ack+0x970/0x970 [ 206.449940][ T9308] ? netlink_deliver_tap+0x178/0xac0 [ 206.455220][ T9308] rtnetlink_rcv+0x10/0x20 [ 206.459623][ T9308] netlink_unicast+0x45e/0x6a0 [ 206.464387][ T9308] ? netlink_attachskb+0x740/0x740 [ 206.469476][ T9308] ? _copy_from_iter_full+0x18a/0x780 [ 206.474832][ T9308] ? __kasan_check_read+0x11/0x20 [ 206.479942][ T9308] ? __check_object_size+0x203/0x2ea [ 206.485205][ T9308] netlink_sendmsg+0x7b0/0xcb0 [ 206.489961][ T9308] ? netlink_unicast+0x6a0/0x6a0 [ 206.494885][ T9308] ? tomoyo_socket_sendmsg+0x9/0x10 [ 206.500685][ T9308] ? netlink_unicast+0x6a0/0x6a0 [ 206.505609][ T9308] sock_sendmsg+0xb5/0xf0 [ 206.509914][ T9308] ____sys_sendmsg+0x3b0/0x950 [ 206.514663][ T9308] ? copy_msghdr_from_user+0x209/0x420 [ 206.520106][ T9308] ? kernel_sendmsg+0x30/0x30 [ 206.524761][ T9308] ___sys_sendmsg+0xe4/0x160 [ 206.529353][ T9308] ? sendmsg_copy_msghdr+0x30/0x30 [ 206.534459][ T9308] ? rcu_read_lock_held+0x9c/0xb0 [ 206.539487][ T9308] ? __kasan_check_read+0x11/0x20 [ 206.544512][ T9308] ? __fget+0x2ac/0x410 [ 206.548656][ T9308] ? ksys_dup3+0x2e0/0x2e0 [ 206.553077][ T9308] ? find_held_lock+0x36/0x1d0 [ 206.557871][ T9308] ? __fget_light+0x179/0x1f0 [ 206.562639][ T9308] ? __fdget+0xe/0x10 [ 206.566622][ T9308] ? sockfd_lookup_light+0x1c/0x150 [ 206.571806][ T9308] __sys_sendmmsg+0x160/0x370 [ 206.576478][ T9308] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 206.581495][ T9308] ? vfs_write+0x25b/0x520 [ 206.585908][ T9308] ? lock_downgrade+0x900/0x900 [ 206.590840][ T9308] ? __kasan_check_write+0x14/0x20 [ 206.595955][ T9308] ? __mutex_unlock_slowpath+0xe0/0x690 [ 206.601484][ T9308] ? rcu_read_lock_any_held+0xcd/0xf0 [ 206.606843][ T9308] ? __kasan_check_write+0x14/0x20 [ 206.611932][ T9308] ? fput_many+0x1b/0x130 [ 206.616244][ T9308] ? fput+0xe/0x10 [ 206.620080][ T9308] ? ksys_write+0x181/0x220 [ 206.624565][ T9308] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 206.630007][ T9308] ? do_syscall_64+0x21/0x5f0 [ 206.634795][ T9308] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.640873][ T9308] __x64_sys_sendmmsg+0x98/0x100 [ 206.645816][ T9308] do_syscall_64+0xca/0x5f0 [ 206.650316][ T9308] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.656204][ T9308] RIP: 0033:0x45a639 [ 206.660095][ T9308] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 206.679745][ T9308] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 206.688311][ T9308] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 2020/01/13 17:05:28 executed programs: 226 [ 206.696271][ T9308] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 206.704236][ T9308] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 206.712197][ T9308] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 206.720149][ T9308] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 206.934244][ T9314] FAULT_INJECTION: forcing a failure. [ 206.934244][ T9314] name failslab, interval 1, probability 0, space 0, times 0 [ 206.947297][ T9314] CPU: 1 PID: 9314 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 206.956074][ T9314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.966124][ T9314] Call Trace: [ 206.969431][ T9314] dump_stack+0x12d/0x187 [ 206.973774][ T9314] should_fail.cold.4+0x5/0x13 [ 206.978532][ T9314] ? fault_create_debugfs_attr+0x150/0x150 [ 206.984348][ T9314] ? ___might_sleep+0x16b/0x2b0 [ 206.989179][ T9314] __should_failslab+0xba/0xf0 [ 206.993930][ T9314] should_failslab+0x9/0x14 [ 206.998419][ T9314] kmem_cache_alloc_node_trace+0x27b/0x770 [ 207.004296][ T9314] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 207.010504][ T9314] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 207.016303][ T9314] __kmalloc_node_track_caller+0x3c/0x70 [ 207.021921][ T9314] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 207.027370][ T9314] __alloc_skb+0xd7/0x570 [ 207.031833][ T9314] ? netdev_alloc_frag+0x160/0x160 [ 207.036939][ T9314] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 207.043252][ T9314] tc_ctl_tclass+0x457/0xbf0 [ 207.052517][ T9314] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 207.058330][ T9314] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 207.063445][ T9314] rtnetlink_rcv_msg+0x34a/0x8d0 [ 207.068449][ T9314] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 207.073887][ T9314] ? netlink_deliver_tap+0x160/0xac0 [ 207.079164][ T9314] netlink_rcv_skb+0x13c/0x380 [ 207.083906][ T9314] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 207.089347][ T9314] ? netlink_ack+0x970/0x970 [ 207.093921][ T9314] ? netlink_deliver_tap+0x178/0xac0 [ 207.099197][ T9314] rtnetlink_rcv+0x10/0x20 [ 207.103622][ T9314] netlink_unicast+0x45e/0x6a0 [ 207.108409][ T9314] ? netlink_attachskb+0x740/0x740 [ 207.113681][ T9314] ? _copy_from_iter_full+0x18a/0x780 [ 207.119511][ T9314] ? __kasan_check_read+0x11/0x20 [ 207.124623][ T9314] ? __check_object_size+0x203/0x2ea [ 207.130039][ T9314] netlink_sendmsg+0x7b0/0xcb0 [ 207.134841][ T9314] ? netlink_unicast+0x6a0/0x6a0 [ 207.139937][ T9314] ? tomoyo_socket_sendmsg+0x9/0x10 [ 207.145542][ T9314] ? netlink_unicast+0x6a0/0x6a0 [ 207.150784][ T9314] sock_sendmsg+0xb5/0xf0 [ 207.155201][ T9314] ____sys_sendmsg+0x3b0/0x950 [ 207.159955][ T9314] ? copy_msghdr_from_user+0x209/0x420 [ 207.165400][ T9314] ? kernel_sendmsg+0x30/0x30 [ 207.170066][ T9314] ___sys_sendmsg+0xe4/0x160 [ 207.174634][ T9314] ? sendmsg_copy_msghdr+0x30/0x30 [ 207.179740][ T9314] ? rcu_read_lock_held+0x9c/0xb0 [ 207.184761][ T9314] ? __kasan_check_read+0x11/0x20 [ 207.189863][ T9314] ? __fget+0x2ac/0x410 [ 207.194008][ T9314] ? ksys_dup3+0x2e0/0x2e0 [ 207.198754][ T9314] ? find_held_lock+0x36/0x1d0 [ 207.203501][ T9314] ? __fget_light+0x179/0x1f0 [ 207.208199][ T9314] ? __fdget+0xe/0x10 [ 207.212166][ T9314] ? sockfd_lookup_light+0x1c/0x150 [ 207.217359][ T9314] __sys_sendmmsg+0x160/0x370 [ 207.222574][ T9314] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 207.227586][ T9314] ? vfs_write+0x25b/0x520 [ 207.231995][ T9314] ? lock_downgrade+0x900/0x900 [ 207.236834][ T9314] ? __kasan_check_write+0x14/0x20 [ 207.241997][ T9314] ? __mutex_unlock_slowpath+0xe0/0x690 [ 207.247558][ T9314] ? rcu_read_lock_any_held+0xcd/0xf0 [ 207.252936][ T9314] ? __kasan_check_write+0x14/0x20 [ 207.258058][ T9314] ? fput_many+0x1b/0x130 [ 207.262399][ T9314] ? fput+0xe/0x10 [ 207.266125][ T9314] ? ksys_write+0x181/0x220 [ 207.270639][ T9314] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 207.276097][ T9314] ? do_syscall_64+0x21/0x5f0 [ 207.280769][ T9314] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.286828][ T9314] __x64_sys_sendmmsg+0x98/0x100 [ 207.291755][ T9314] do_syscall_64+0xca/0x5f0 [ 207.296243][ T9314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.302113][ T9314] RIP: 0033:0x45a639 [ 207.306005][ T9314] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 207.325608][ T9314] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 207.334025][ T9314] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 207.342267][ T9314] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 207.350370][ T9314] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 207.358456][ T9314] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 207.366413][ T9314] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 207.680069][ T9325] FAULT_INJECTION: forcing a failure. [ 207.680069][ T9325] name failslab, interval 1, probability 0, space 0, times 0 [ 207.693137][ T9325] CPU: 1 PID: 9325 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 207.701718][ T9325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.701722][ T9325] Call Trace: [ 207.701736][ T9325] dump_stack+0x12d/0x187 [ 207.701751][ T9325] should_fail.cold.4+0x5/0x13 [ 207.701760][ T9325] ? fault_create_debugfs_attr+0x150/0x150 [ 207.701770][ T9325] ? ___might_sleep+0x16b/0x2b0 [ 207.735817][ T9325] __should_failslab+0xba/0xf0 [ 207.740595][ T9325] should_failslab+0x9/0x14 [ 207.745082][ T9325] kmem_cache_alloc_node_trace+0x27b/0x770 [ 207.750884][ T9325] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 207.756929][ T9325] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 207.762725][ T9325] __kmalloc_node_track_caller+0x3c/0x70 [ 207.768360][ T9325] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 207.773824][ T9325] __alloc_skb+0xd7/0x570 [ 207.778152][ T9325] ? netdev_alloc_frag+0x160/0x160 [ 207.783246][ T9325] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 207.789642][ T9325] tc_ctl_tclass+0x457/0xbf0 [ 207.794224][ T9325] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 207.800072][ T9325] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 207.805182][ T9325] rtnetlink_rcv_msg+0x34a/0x8d0 [ 207.810153][ T9325] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 207.815725][ T9325] ? netlink_deliver_tap+0x160/0xac0 [ 207.821030][ T9325] netlink_rcv_skb+0x13c/0x380 [ 207.825893][ T9325] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 207.831451][ T9325] ? netlink_ack+0x970/0x970 [ 207.836038][ T9325] ? netlink_deliver_tap+0x178/0xac0 [ 207.841308][ T9325] rtnetlink_rcv+0x10/0x20 [ 207.845728][ T9325] netlink_unicast+0x45e/0x6a0 [ 207.851174][ T9325] ? netlink_attachskb+0x740/0x740 [ 207.856264][ T9325] ? _copy_from_iter_full+0x18a/0x780 [ 207.861626][ T9325] ? __kasan_check_read+0x11/0x20 [ 207.866652][ T9325] ? __check_object_size+0x203/0x2ea [ 207.871937][ T9325] netlink_sendmsg+0x7b0/0xcb0 [ 207.876686][ T9325] ? netlink_unicast+0x6a0/0x6a0 [ 207.881615][ T9325] ? tomoyo_socket_sendmsg+0x9/0x10 [ 207.886804][ T9325] ? netlink_unicast+0x6a0/0x6a0 [ 207.891721][ T9325] sock_sendmsg+0xb5/0xf0 [ 207.896147][ T9325] ____sys_sendmsg+0x3b0/0x950 [ 207.900898][ T9325] ? copy_msghdr_from_user+0x209/0x420 [ 207.906347][ T9325] ? kernel_sendmsg+0x30/0x30 [ 207.911038][ T9325] ___sys_sendmsg+0xe4/0x160 [ 207.915613][ T9325] ? sendmsg_copy_msghdr+0x30/0x30 [ 207.920702][ T9325] ? rcu_read_lock_held+0x9c/0xb0 [ 207.925741][ T9325] ? __kasan_check_read+0x11/0x20 [ 207.930748][ T9325] ? __fget+0x2ac/0x410 [ 207.934896][ T9325] ? ksys_dup3+0x2e0/0x2e0 [ 207.939305][ T9325] ? find_held_lock+0x36/0x1d0 [ 207.944053][ T9325] ? __fget_light+0x179/0x1f0 [ 207.948721][ T9325] ? __fdget+0xe/0x10 [ 207.952689][ T9325] ? sockfd_lookup_light+0x1c/0x150 [ 207.957875][ T9325] __sys_sendmmsg+0x160/0x370 [ 207.962547][ T9325] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 207.968186][ T9325] ? vfs_write+0x25b/0x520 [ 207.972597][ T9325] ? lock_downgrade+0x900/0x900 [ 207.977440][ T9325] ? __kasan_check_write+0x14/0x20 [ 207.982556][ T9325] ? __mutex_unlock_slowpath+0xe0/0x690 [ 207.988095][ T9325] ? rcu_read_lock_any_held+0xcd/0xf0 [ 207.993453][ T9325] ? __kasan_check_write+0x14/0x20 [ 207.998539][ T9325] ? fput_many+0x1b/0x130 [ 208.002861][ T9325] ? fput+0xe/0x10 [ 208.006640][ T9325] ? ksys_write+0x181/0x220 [ 208.011139][ T9325] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 208.016582][ T9325] ? do_syscall_64+0x21/0x5f0 [ 208.021285][ T9325] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.027341][ T9325] __x64_sys_sendmmsg+0x98/0x100 [ 208.032259][ T9325] do_syscall_64+0xca/0x5f0 [ 208.036741][ T9325] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.042611][ T9325] RIP: 0033:0x45a639 [ 208.046507][ T9325] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 208.066101][ T9325] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 208.074508][ T9325] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 208.082468][ T9325] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 208.090427][ T9325] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 208.098407][ T9325] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 208.106371][ T9325] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 208.118350][ T9326] FAULT_INJECTION: forcing a failure. [ 208.118350][ T9326] name failslab, interval 1, probability 0, space 0, times 0 [ 208.131340][ T9326] CPU: 1 PID: 9326 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 208.139935][ T9326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.150506][ T9326] Call Trace: [ 208.153793][ T9326] dump_stack+0x12d/0x187 [ 208.158122][ T9326] should_fail.cold.4+0x5/0x13 [ 208.162981][ T9326] ? fault_create_debugfs_attr+0x150/0x150 [ 208.168771][ T9326] ? ___might_sleep+0x16b/0x2b0 [ 208.173621][ T9326] __should_failslab+0xba/0xf0 [ 208.178380][ T9326] should_failslab+0x9/0x14 [ 208.182886][ T9326] kmem_cache_alloc_node_trace+0x27b/0x770 [ 208.188835][ T9326] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 208.194895][ T9326] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 208.200716][ T9326] __kmalloc_node_track_caller+0x3c/0x70 [ 208.206394][ T9326] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 208.211855][ T9326] __alloc_skb+0xd7/0x570 [ 208.216172][ T9326] ? netdev_alloc_frag+0x160/0x160 [ 208.221289][ T9326] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 208.227616][ T9326] tc_ctl_tclass+0x457/0xbf0 [ 208.232218][ T9326] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 208.238016][ T9326] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 208.243131][ T9326] rtnetlink_rcv_msg+0x34a/0x8d0 [ 208.248052][ T9326] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 208.253498][ T9326] ? netlink_deliver_tap+0x160/0xac0 [ 208.258782][ T9326] netlink_rcv_skb+0x13c/0x380 [ 208.263568][ T9326] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 208.269018][ T9326] ? netlink_ack+0x970/0x970 [ 208.273615][ T9326] ? netlink_deliver_tap+0x178/0xac0 [ 208.278898][ T9326] rtnetlink_rcv+0x10/0x20 [ 208.283314][ T9326] netlink_unicast+0x45e/0x6a0 [ 208.288066][ T9326] ? netlink_attachskb+0x740/0x740 [ 208.293156][ T9326] ? _copy_from_iter_full+0x18a/0x780 [ 208.298510][ T9326] ? __kasan_check_read+0x11/0x20 [ 208.303512][ T9326] ? __check_object_size+0x203/0x2ea [ 208.308817][ T9326] netlink_sendmsg+0x7b0/0xcb0 [ 208.313561][ T9326] ? netlink_unicast+0x6a0/0x6a0 [ 208.318493][ T9326] ? tomoyo_socket_sendmsg+0x9/0x10 [ 208.323675][ T9326] ? netlink_unicast+0x6a0/0x6a0 [ 208.328634][ T9326] sock_sendmsg+0xb5/0xf0 [ 208.332958][ T9326] ____sys_sendmsg+0x3b0/0x950 [ 208.337710][ T9326] ? copy_msghdr_from_user+0x209/0x420 [ 208.343155][ T9326] ? kernel_sendmsg+0x30/0x30 [ 208.347832][ T9326] ___sys_sendmsg+0xe4/0x160 [ 208.352421][ T9326] ? sendmsg_copy_msghdr+0x30/0x30 [ 208.357518][ T9326] ? rcu_read_lock_held+0x9c/0xb0 [ 208.362525][ T9326] ? __kasan_check_read+0x11/0x20 [ 208.367547][ T9326] ? __fget+0x2ac/0x410 [ 208.371880][ T9326] ? ksys_dup3+0x2e0/0x2e0 [ 208.376284][ T9326] ? find_held_lock+0x36/0x1d0 [ 208.381029][ T9326] ? __fget_light+0x179/0x1f0 [ 208.385685][ T9326] ? __fdget+0xe/0x10 [ 208.389648][ T9326] ? sockfd_lookup_light+0x1c/0x150 [ 208.394825][ T9326] __sys_sendmmsg+0x160/0x370 [ 208.399509][ T9326] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 208.404572][ T9326] ? vfs_write+0x25b/0x520 [ 208.408969][ T9326] ? lock_downgrade+0x900/0x900 [ 208.413807][ T9326] ? __kasan_check_write+0x14/0x20 [ 208.418923][ T9326] ? __mutex_unlock_slowpath+0xe0/0x690 [ 208.426750][ T9326] ? rcu_read_lock_any_held+0xcd/0xf0 [ 208.432228][ T9326] ? __kasan_check_write+0x14/0x20 [ 208.437457][ T9326] ? fput_many+0x1b/0x130 [ 208.441782][ T9326] ? fput+0xe/0x10 [ 208.445514][ T9326] ? ksys_write+0x181/0x220 [ 208.450013][ T9326] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 208.455456][ T9326] ? do_syscall_64+0x21/0x5f0 [ 208.460123][ T9326] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.466173][ T9326] __x64_sys_sendmmsg+0x98/0x100 [ 208.471100][ T9326] do_syscall_64+0xca/0x5f0 [ 208.475587][ T9326] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.481477][ T9326] RIP: 0033:0x45a639 [ 208.485354][ T9326] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 208.504959][ T9326] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 208.513363][ T9326] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 208.521315][ T9326] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 208.529289][ T9326] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 208.537267][ T9326] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 208.545243][ T9326] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 208.874626][ T9337] FAULT_INJECTION: forcing a failure. [ 208.874626][ T9337] name failslab, interval 1, probability 0, space 0, times 0 [ 208.889155][ T9337] CPU: 1 PID: 9337 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 208.897805][ T9337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.907870][ T9337] Call Trace: [ 208.911164][ T9337] dump_stack+0x12d/0x187 [ 208.915493][ T9337] should_fail.cold.4+0x5/0x13 [ 208.920243][ T9337] ? fault_create_debugfs_attr+0x150/0x150 [ 208.926051][ T9337] ? ___might_sleep+0x16b/0x2b0 [ 208.930901][ T9337] __should_failslab+0xba/0xf0 [ 208.935659][ T9337] should_failslab+0x9/0x14 [ 208.940257][ T9337] kmem_cache_alloc_node+0x266/0x760 [ 208.945530][ T9337] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 208.950805][ T9337] ? __local_bh_enable_ip+0x160/0x260 [ 208.956247][ T9337] ? qfq_change_class+0x538/0x16c4 [ 208.961355][ T9337] ? trace_hardirqs_on+0x28/0x1a0 [ 208.966407][ T9337] __alloc_skb+0xa7/0x570 [ 208.970735][ T9337] ? netdev_alloc_frag+0x160/0x160 [ 208.975839][ T9337] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 208.982147][ T9337] tc_ctl_tclass+0x457/0xbf0 [ 208.986735][ T9337] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 208.992542][ T9337] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 208.997666][ T9337] rtnetlink_rcv_msg+0x34a/0x8d0 [ 209.002619][ T9337] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 209.008645][ T9337] ? netlink_deliver_tap+0x160/0xac0 [ 209.013925][ T9337] netlink_rcv_skb+0x13c/0x380 [ 209.018676][ T9337] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 209.024141][ T9337] ? netlink_ack+0x970/0x970 [ 209.028724][ T9337] ? netlink_deliver_tap+0x178/0xac0 [ 209.034119][ T9337] rtnetlink_rcv+0x10/0x20 [ 209.038534][ T9337] netlink_unicast+0x45e/0x6a0 [ 209.043287][ T9337] ? netlink_attachskb+0x740/0x740 [ 209.048382][ T9337] ? _copy_from_iter_full+0x18a/0x780 [ 209.053848][ T9337] ? __kasan_check_read+0x11/0x20 [ 209.058853][ T9337] ? __check_object_size+0x203/0x2ea [ 209.064135][ T9337] netlink_sendmsg+0x7b0/0xcb0 [ 209.069073][ T9337] ? netlink_unicast+0x6a0/0x6a0 [ 209.074000][ T9337] ? tomoyo_socket_sendmsg+0x9/0x10 [ 209.079263][ T9337] ? netlink_unicast+0x6a0/0x6a0 [ 209.084183][ T9337] sock_sendmsg+0xb5/0xf0 [ 209.088507][ T9337] ____sys_sendmsg+0x3b0/0x950 [ 209.093263][ T9337] ? copy_msghdr_from_user+0x209/0x420 [ 209.098719][ T9337] ? kernel_sendmsg+0x30/0x30 [ 209.103392][ T9337] ___sys_sendmsg+0xe4/0x160 [ 209.107973][ T9337] ? sendmsg_copy_msghdr+0x30/0x30 [ 209.113073][ T9337] ? rcu_read_lock_held+0x9c/0xb0 [ 209.118095][ T9337] ? __kasan_check_read+0x11/0x20 [ 209.123105][ T9337] ? __fget+0x2ac/0x410 [ 209.127256][ T9337] ? ksys_dup3+0x2e0/0x2e0 [ 209.131661][ T9337] ? find_held_lock+0x36/0x1d0 [ 209.136418][ T9337] ? __fget_light+0x179/0x1f0 [ 209.141078][ T9337] ? __fdget+0xe/0x10 [ 209.145041][ T9337] ? sockfd_lookup_light+0x1c/0x150 [ 209.150225][ T9337] __sys_sendmmsg+0x160/0x370 [ 209.154888][ T9337] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 209.160040][ T9337] ? vfs_write+0x25b/0x520 [ 209.164441][ T9337] ? lock_downgrade+0x900/0x900 [ 209.170252][ T9337] ? __kasan_check_write+0x14/0x20 [ 209.175343][ T9337] ? __mutex_unlock_slowpath+0xe0/0x690 [ 209.180861][ T9337] ? rcu_read_lock_any_held+0xcd/0xf0 [ 209.186227][ T9337] ? __kasan_check_write+0x14/0x20 [ 209.191324][ T9337] ? fput_many+0x1b/0x130 [ 209.195921][ T9337] ? fput+0xe/0x10 [ 209.199636][ T9337] ? ksys_write+0x181/0x220 [ 209.204219][ T9337] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 209.209671][ T9337] ? do_syscall_64+0x21/0x5f0 [ 209.214363][ T9337] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.220544][ T9337] __x64_sys_sendmmsg+0x98/0x100 [ 209.225475][ T9337] do_syscall_64+0xca/0x5f0 [ 209.229981][ T9337] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.235857][ T9337] RIP: 0033:0x45a639 [ 209.239747][ T9337] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 209.259342][ T9337] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 209.268698][ T9337] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 209.276666][ T9337] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 209.284804][ T9337] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 209.292776][ T9337] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 209.300731][ T9337] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 209.312361][ T9339] FAULT_INJECTION: forcing a failure. [ 209.312361][ T9339] name failslab, interval 1, probability 0, space 0, times 0 [ 209.325327][ T9339] CPU: 1 PID: 9339 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 209.333917][ T9339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.343968][ T9339] Call Trace: [ 209.347263][ T9339] dump_stack+0x12d/0x187 [ 209.351592][ T9339] should_fail.cold.4+0x5/0x13 [ 209.356353][ T9339] ? fault_create_debugfs_attr+0x150/0x150 [ 209.362149][ T9339] ? ___might_sleep+0x16b/0x2b0 [ 209.366993][ T9339] __should_failslab+0xba/0xf0 [ 209.371747][ T9339] should_failslab+0x9/0x14 [ 209.376240][ T9339] kmem_cache_alloc_node_trace+0x27b/0x770 [ 209.382037][ T9339] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 209.388099][ T9339] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 209.393904][ T9339] __kmalloc_node_track_caller+0x3c/0x70 [ 209.399530][ T9339] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 209.404980][ T9339] __alloc_skb+0xd7/0x570 [ 209.409914][ T9339] ? netdev_alloc_frag+0x160/0x160 [ 209.415025][ T9339] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 209.421344][ T9339] tc_ctl_tclass+0x457/0xbf0 [ 209.425939][ T9339] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 209.431748][ T9339] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 209.437030][ T9339] rtnetlink_rcv_msg+0x34a/0x8d0 [ 209.441979][ T9339] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 209.447513][ T9339] ? netlink_deliver_tap+0x160/0xac0 [ 209.452808][ T9339] netlink_rcv_skb+0x13c/0x380 [ 209.457552][ T9339] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 209.463005][ T9339] ? netlink_ack+0x970/0x970 [ 209.467582][ T9339] ? netlink_deliver_tap+0x178/0xac0 [ 209.472886][ T9339] rtnetlink_rcv+0x10/0x20 [ 209.477291][ T9339] netlink_unicast+0x45e/0x6a0 [ 209.482043][ T9339] ? netlink_attachskb+0x740/0x740 [ 209.487146][ T9339] ? _copy_from_iter_full+0x18a/0x780 [ 209.492508][ T9339] ? __kasan_check_read+0x11/0x20 [ 209.497581][ T9339] ? __check_object_size+0x203/0x2ea [ 209.502990][ T9339] netlink_sendmsg+0x7b0/0xcb0 [ 209.507756][ T9339] ? netlink_unicast+0x6a0/0x6a0 [ 209.512700][ T9339] ? tomoyo_socket_sendmsg+0x9/0x10 [ 209.517888][ T9339] ? netlink_unicast+0x6a0/0x6a0 [ 209.522820][ T9339] sock_sendmsg+0xb5/0xf0 [ 209.527139][ T9339] ____sys_sendmsg+0x3b0/0x950 [ 209.531889][ T9339] ? copy_msghdr_from_user+0x209/0x420 [ 209.537374][ T9339] ? kernel_sendmsg+0x30/0x30 [ 209.542046][ T9339] ___sys_sendmsg+0xe4/0x160 [ 209.546630][ T9339] ? sendmsg_copy_msghdr+0x30/0x30 [ 209.551740][ T9339] ? rcu_read_lock_held+0x9c/0xb0 [ 209.556744][ T9339] ? __kasan_check_read+0x11/0x20 [ 209.561752][ T9339] ? __fget+0x2ac/0x410 [ 209.566091][ T9339] ? ksys_dup3+0x2e0/0x2e0 [ 209.570618][ T9339] ? find_held_lock+0x36/0x1d0 [ 209.575392][ T9339] ? __fget_light+0x179/0x1f0 [ 209.580093][ T9339] ? __fdget+0xe/0x10 [ 209.584072][ T9339] ? sockfd_lookup_light+0x1c/0x150 [ 209.589276][ T9339] __sys_sendmmsg+0x160/0x370 [ 209.593941][ T9339] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 209.598948][ T9339] ? vfs_write+0x25b/0x520 [ 209.603343][ T9339] ? lock_downgrade+0x900/0x900 [ 209.608179][ T9339] ? __kasan_check_write+0x14/0x20 [ 209.613278][ T9339] ? __mutex_unlock_slowpath+0xe0/0x690 [ 209.619322][ T9339] ? rcu_read_lock_any_held+0xcd/0xf0 [ 209.624688][ T9339] ? __kasan_check_write+0x14/0x20 [ 209.630315][ T9339] ? fput_many+0x1b/0x130 [ 209.634629][ T9339] ? fput+0xe/0x10 [ 209.638344][ T9339] ? ksys_write+0x181/0x220 [ 209.642842][ T9339] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 209.648293][ T9339] ? do_syscall_64+0x21/0x5f0 [ 209.653131][ T9339] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.659203][ T9339] __x64_sys_sendmmsg+0x98/0x100 [ 209.664135][ T9339] do_syscall_64+0xca/0x5f0 [ 209.668633][ T9339] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.674511][ T9339] RIP: 0033:0x45a639 [ 209.678445][ T9339] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 209.698037][ T9339] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 209.706437][ T9339] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 209.714422][ T9339] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 209.722390][ T9339] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 209.730342][ T9339] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 209.738302][ T9339] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 209.914095][ T9344] FAULT_INJECTION: forcing a failure. [ 209.914095][ T9344] name failslab, interval 1, probability 0, space 0, times 0 [ 209.927000][ T9344] CPU: 0 PID: 9344 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 209.935606][ T9344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.945917][ T9344] Call Trace: [ 209.949213][ T9344] dump_stack+0x12d/0x187 [ 209.953538][ T9344] should_fail.cold.4+0x5/0x13 [ 209.958302][ T9344] ? fault_create_debugfs_attr+0x150/0x150 [ 209.964128][ T9344] ? ___might_sleep+0x16b/0x2b0 [ 209.968995][ T9344] __should_failslab+0xba/0xf0 [ 209.973824][ T9344] should_failslab+0x9/0x14 [ 209.978331][ T9344] kmem_cache_alloc_node_trace+0x27b/0x770 [ 209.984548][ T9344] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 209.990611][ T9344] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 209.996429][ T9344] __kmalloc_node_track_caller+0x3c/0x70 [ 210.002070][ T9344] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 210.007523][ T9344] __alloc_skb+0xd7/0x570 [ 210.011844][ T9344] ? netdev_alloc_frag+0x160/0x160 [ 210.016962][ T9344] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 210.023337][ T9344] tc_ctl_tclass+0x457/0xbf0 [ 210.027974][ T9344] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 210.033889][ T9344] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 210.038999][ T9344] rtnetlink_rcv_msg+0x34a/0x8d0 [ 210.044033][ T9344] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 210.049488][ T9344] ? netlink_deliver_tap+0x160/0xac0 [ 210.054782][ T9344] netlink_rcv_skb+0x13c/0x380 [ 210.059679][ T9344] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 210.065330][ T9344] ? netlink_ack+0x970/0x970 [ 210.069917][ T9344] ? netlink_deliver_tap+0x178/0xac0 [ 210.075200][ T9344] rtnetlink_rcv+0x10/0x20 [ 210.079621][ T9344] netlink_unicast+0x45e/0x6a0 [ 210.084386][ T9344] ? netlink_attachskb+0x740/0x740 [ 210.089488][ T9344] ? _copy_from_iter_full+0x18a/0x780 [ 210.094857][ T9344] ? __kasan_check_read+0x11/0x20 [ 210.099881][ T9344] ? __check_object_size+0x203/0x2ea [ 210.105319][ T9344] netlink_sendmsg+0x7b0/0xcb0 [ 210.110141][ T9344] ? netlink_unicast+0x6a0/0x6a0 [ 210.115103][ T9344] ? tomoyo_socket_sendmsg+0x9/0x10 [ 210.120400][ T9344] ? netlink_unicast+0x6a0/0x6a0 [ 210.125328][ T9344] sock_sendmsg+0xb5/0xf0 [ 210.129765][ T9344] ____sys_sendmsg+0x3b0/0x950 [ 210.134529][ T9344] ? copy_msghdr_from_user+0x209/0x420 [ 210.140137][ T9344] ? kernel_sendmsg+0x30/0x30 [ 210.144827][ T9344] ___sys_sendmsg+0xe4/0x160 [ 210.149408][ T9344] ? sendmsg_copy_msghdr+0x30/0x30 [ 210.154505][ T9344] ? rcu_read_lock_held+0x9c/0xb0 [ 210.159523][ T9344] ? __kasan_check_read+0x11/0x20 [ 210.164546][ T9344] ? __fget+0x2ac/0x410 [ 210.168701][ T9344] ? ksys_dup3+0x2e0/0x2e0 [ 210.173109][ T9344] ? find_held_lock+0x36/0x1d0 [ 210.177875][ T9344] ? __fget_light+0x179/0x1f0 [ 210.182560][ T9344] ? __fdget+0xe/0x10 [ 210.186532][ T9344] ? sockfd_lookup_light+0x1c/0x150 [ 210.191733][ T9344] __sys_sendmmsg+0x160/0x370 [ 210.196414][ T9344] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 210.201434][ T9344] ? vfs_write+0x25b/0x520 [ 210.205834][ T9344] ? lock_downgrade+0x900/0x900 [ 210.210754][ T9344] ? __kasan_check_write+0x14/0x20 [ 210.215960][ T9344] ? __mutex_unlock_slowpath+0xe0/0x690 [ 210.222468][ T9344] ? rcu_read_lock_any_held+0xcd/0xf0 [ 210.227967][ T9344] ? __kasan_check_write+0x14/0x20 [ 210.233187][ T9344] ? fput_many+0x1b/0x130 [ 210.237527][ T9344] ? fput+0xe/0x10 [ 210.241247][ T9344] ? ksys_write+0x181/0x220 [ 210.245924][ T9344] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 210.251365][ T9344] ? do_syscall_64+0x21/0x5f0 [ 210.256046][ T9344] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.262262][ T9344] __x64_sys_sendmmsg+0x98/0x100 [ 210.267195][ T9344] do_syscall_64+0xca/0x5f0 [ 210.271689][ T9344] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.277574][ T9344] RIP: 0033:0x45a639 [ 210.281753][ T9344] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 210.301350][ T9344] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 210.309760][ T9344] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 210.317741][ T9344] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 210.325710][ T9344] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 210.333666][ T9344] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 210.346580][ T9344] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 210.515275][ T9350] FAULT_INJECTION: forcing a failure. [ 210.515275][ T9350] name failslab, interval 1, probability 0, space 0, times 0 [ 210.528104][ T9350] CPU: 0 PID: 9350 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 210.536881][ T9350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.547039][ T9350] Call Trace: [ 210.550322][ T9350] dump_stack+0x12d/0x187 [ 210.554654][ T9350] should_fail.cold.4+0x5/0x13 [ 210.559415][ T9350] ? fault_create_debugfs_attr+0x150/0x150 [ 210.565339][ T9350] ? ___might_sleep+0x16b/0x2b0 [ 210.570320][ T9350] __should_failslab+0xba/0xf0 [ 210.575082][ T9350] should_failslab+0x9/0x14 [ 210.579582][ T9350] kmem_cache_alloc_node_trace+0x27b/0x770 [ 210.585387][ T9350] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 210.591461][ T9350] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 210.597252][ T9350] __kmalloc_node_track_caller+0x3c/0x70 [ 210.602872][ T9350] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 210.608311][ T9350] __alloc_skb+0xd7/0x570 [ 210.612619][ T9350] ? netdev_alloc_frag+0x160/0x160 [ 210.617774][ T9350] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 210.624099][ T9350] tc_ctl_tclass+0x457/0xbf0 [ 210.628700][ T9350] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 210.634501][ T9350] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 210.639722][ T9350] rtnetlink_rcv_msg+0x34a/0x8d0 [ 210.644787][ T9350] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 210.650361][ T9350] ? netlink_deliver_tap+0x160/0xac0 [ 210.655650][ T9350] netlink_rcv_skb+0x13c/0x380 [ 210.660512][ T9350] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 210.666076][ T9350] ? netlink_ack+0x970/0x970 [ 210.670663][ T9350] ? netlink_deliver_tap+0x178/0xac0 [ 210.675946][ T9350] rtnetlink_rcv+0x10/0x20 [ 210.680353][ T9350] netlink_unicast+0x45e/0x6a0 [ 210.685121][ T9350] ? netlink_attachskb+0x740/0x740 [ 210.690223][ T9350] ? _copy_from_iter_full+0x18a/0x780 [ 210.695600][ T9350] ? __kasan_check_read+0x11/0x20 [ 210.700627][ T9350] ? __check_object_size+0x203/0x2ea [ 210.705905][ T9350] netlink_sendmsg+0x7b0/0xcb0 [ 210.710671][ T9350] ? netlink_unicast+0x6a0/0x6a0 [ 210.715616][ T9350] ? tomoyo_socket_sendmsg+0x9/0x10 [ 210.720815][ T9350] ? netlink_unicast+0x6a0/0x6a0 [ 210.725850][ T9350] sock_sendmsg+0xb5/0xf0 [ 210.730172][ T9350] ____sys_sendmsg+0x3b0/0x950 [ 210.734928][ T9350] ? copy_msghdr_from_user+0x209/0x420 [ 210.740382][ T9350] ? kernel_sendmsg+0x30/0x30 [ 210.745070][ T9350] ___sys_sendmsg+0xe4/0x160 [ 210.749693][ T9350] ? sendmsg_copy_msghdr+0x30/0x30 [ 210.754897][ T9350] ? rcu_read_lock_held+0x9c/0xb0 [ 210.759942][ T9350] ? __kasan_check_read+0x11/0x20 [ 210.764973][ T9350] ? __fget+0x2ac/0x410 [ 210.769142][ T9350] ? ksys_dup3+0x2e0/0x2e0 [ 210.773675][ T9350] ? find_held_lock+0x36/0x1d0 [ 210.778422][ T9350] ? __fget_light+0x179/0x1f0 [ 210.783277][ T9350] ? __fdget+0xe/0x10 [ 210.787243][ T9350] ? sockfd_lookup_light+0x1c/0x150 [ 210.792434][ T9350] __sys_sendmmsg+0x160/0x370 [ 210.797616][ T9350] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 210.802636][ T9350] ? vfs_write+0x25b/0x520 [ 210.807033][ T9350] ? lock_downgrade+0x900/0x900 [ 210.811867][ T9350] ? __kasan_check_write+0x14/0x20 [ 210.816973][ T9350] ? __mutex_unlock_slowpath+0xe0/0x690 [ 210.822629][ T9350] ? rcu_read_lock_any_held+0xcd/0xf0 [ 210.828100][ T9350] ? __kasan_check_write+0x14/0x20 [ 210.833206][ T9350] ? fput_many+0x1b/0x130 [ 210.837518][ T9350] ? fput+0xe/0x10 [ 210.841231][ T9350] ? ksys_write+0x181/0x220 [ 210.845743][ T9350] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 210.851186][ T9350] ? do_syscall_64+0x21/0x5f0 [ 210.855857][ T9350] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.861907][ T9350] __x64_sys_sendmmsg+0x98/0x100 [ 210.866823][ T9350] do_syscall_64+0xca/0x5f0 [ 210.871303][ T9350] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.877168][ T9350] RIP: 0033:0x45a639 [ 210.881036][ T9350] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 210.900644][ T9350] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 210.909036][ T9350] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 210.916988][ T9350] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 210.924945][ T9350] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 210.932917][ T9350] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 210.940994][ T9350] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 2020/01/13 17:05:33 executed programs: 237 [ 211.914696][ T9377] FAULT_INJECTION: forcing a failure. [ 211.914696][ T9377] name failslab, interval 1, probability 0, space 0, times 0 [ 211.928219][ T9377] CPU: 0 PID: 9377 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 211.936836][ T9377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.946996][ T9377] Call Trace: [ 211.950277][ T9377] dump_stack+0x12d/0x187 [ 211.954601][ T9377] should_fail.cold.4+0x5/0x13 [ 211.959373][ T9377] ? fault_create_debugfs_attr+0x150/0x150 [ 211.965182][ T9377] ? ___might_sleep+0x16b/0x2b0 [ 211.970036][ T9377] __should_failslab+0xba/0xf0 [ 211.974890][ T9377] should_failslab+0x9/0x14 [ 211.979398][ T9377] kmem_cache_alloc_node_trace+0x27b/0x770 [ 211.985207][ T9377] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 211.991379][ T9377] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 211.997300][ T9377] __kmalloc_node_track_caller+0x3c/0x70 [ 212.002930][ T9377] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 212.008386][ T9377] __alloc_skb+0xd7/0x570 [ 212.012709][ T9377] ? netdev_alloc_frag+0x160/0x160 [ 212.017902][ T9377] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 212.024229][ T9377] tc_ctl_tclass+0x457/0xbf0 [ 212.028829][ T9377] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 212.034628][ T9377] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 212.039812][ T9377] rtnetlink_rcv_msg+0x34a/0x8d0 [ 212.044760][ T9377] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 212.050209][ T9377] ? netlink_deliver_tap+0x160/0xac0 [ 212.055606][ T9377] netlink_rcv_skb+0x13c/0x380 [ 212.060530][ T9377] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 212.065972][ T9377] ? netlink_ack+0x970/0x970 [ 212.070555][ T9377] ? netlink_deliver_tap+0x178/0xac0 [ 212.075829][ T9377] rtnetlink_rcv+0x10/0x20 [ 212.080238][ T9377] netlink_unicast+0x45e/0x6a0 [ 212.085005][ T9377] ? netlink_attachskb+0x740/0x740 [ 212.090119][ T9377] ? _copy_from_iter_full+0x18a/0x780 [ 212.095511][ T9377] ? __kasan_check_read+0x11/0x20 [ 212.100533][ T9377] ? __check_object_size+0x203/0x2ea [ 212.105850][ T9377] netlink_sendmsg+0x7b0/0xcb0 [ 212.110700][ T9377] ? netlink_unicast+0x6a0/0x6a0 [ 212.116556][ T9377] ? tomoyo_socket_sendmsg+0x9/0x10 [ 212.121753][ T9377] ? netlink_unicast+0x6a0/0x6a0 [ 212.126686][ T9377] sock_sendmsg+0xb5/0xf0 [ 212.131016][ T9377] ____sys_sendmsg+0x3b0/0x950 [ 212.135893][ T9377] ? copy_msghdr_from_user+0x209/0x420 [ 212.141339][ T9377] ? kernel_sendmsg+0x30/0x30 [ 212.146058][ T9377] ___sys_sendmsg+0xe4/0x160 [ 212.150640][ T9377] ? sendmsg_copy_msghdr+0x30/0x30 [ 212.155738][ T9377] ? rcu_read_lock_held+0x9c/0xb0 [ 212.160774][ T9377] ? __kasan_check_read+0x11/0x20 [ 212.165796][ T9377] ? __fget+0x2ac/0x410 [ 212.169957][ T9377] ? ksys_dup3+0x2e0/0x2e0 [ 212.174387][ T9377] ? find_held_lock+0x36/0x1d0 [ 212.179256][ T9377] ? __fget_light+0x179/0x1f0 [ 212.183911][ T9377] ? __fdget+0xe/0x10 [ 212.188084][ T9377] ? sockfd_lookup_light+0x1c/0x150 [ 212.193270][ T9377] __sys_sendmmsg+0x160/0x370 [ 212.197939][ T9377] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 212.203051][ T9377] ? vfs_write+0x25b/0x520 [ 212.207455][ T9377] ? lock_downgrade+0x900/0x900 [ 212.212314][ T9377] ? __kasan_check_write+0x14/0x20 [ 212.217425][ T9377] ? __mutex_unlock_slowpath+0xe0/0x690 [ 212.222968][ T9377] ? rcu_read_lock_any_held+0xcd/0xf0 [ 212.228425][ T9377] ? __kasan_check_write+0x14/0x20 [ 212.233539][ T9377] ? fput_many+0x1b/0x130 [ 212.237860][ T9377] ? fput+0xe/0x10 [ 212.241558][ T9377] ? ksys_write+0x181/0x220 [ 212.246039][ T9377] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 212.251478][ T9377] ? do_syscall_64+0x21/0x5f0 [ 212.256134][ T9377] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.262185][ T9377] __x64_sys_sendmmsg+0x98/0x100 [ 212.267204][ T9377] do_syscall_64+0xca/0x5f0 [ 212.271880][ T9377] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.277757][ T9377] RIP: 0033:0x45a639 [ 212.281634][ T9377] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 212.301229][ T9377] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 212.309632][ T9377] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 212.317583][ T9377] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 212.325536][ T9377] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 212.333490][ T9377] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 212.341454][ T9377] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 212.352284][ T9380] FAULT_INJECTION: forcing a failure. [ 212.352284][ T9380] name failslab, interval 1, probability 0, space 0, times 0 [ 212.368049][ T9380] CPU: 1 PID: 9380 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 212.376655][ T9380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.386821][ T9380] Call Trace: [ 212.390109][ T9380] dump_stack+0x12d/0x187 [ 212.394434][ T9380] should_fail.cold.4+0x5/0x13 [ 212.399351][ T9380] ? fault_create_debugfs_attr+0x150/0x150 [ 212.405156][ T9380] ? ___might_sleep+0x16b/0x2b0 [ 212.410030][ T9380] __should_failslab+0xba/0xf0 [ 212.414824][ T9380] should_failslab+0x9/0x14 [ 212.420378][ T9380] kmem_cache_alloc_node_trace+0x27b/0x770 [ 212.426213][ T9380] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 212.432295][ T9380] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 212.438109][ T9380] __kmalloc_node_track_caller+0x3c/0x70 [ 212.443739][ T9380] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 212.449192][ T9380] __alloc_skb+0xd7/0x570 [ 212.453519][ T9380] ? netdev_alloc_frag+0x160/0x160 [ 212.458622][ T9380] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 212.464941][ T9380] tc_ctl_tclass+0x457/0xbf0 [ 212.469526][ T9380] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 212.475333][ T9380] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 212.480443][ T9380] rtnetlink_rcv_msg+0x34a/0x8d0 [ 212.485373][ T9380] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 212.490832][ T9380] ? netlink_deliver_tap+0x160/0xac0 [ 212.496109][ T9380] netlink_rcv_skb+0x13c/0x380 [ 212.500886][ T9380] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 212.506341][ T9380] ? netlink_ack+0x970/0x970 [ 212.510930][ T9380] ? netlink_deliver_tap+0x178/0xac0 [ 212.516450][ T9380] rtnetlink_rcv+0x10/0x20 [ 212.520864][ T9380] netlink_unicast+0x45e/0x6a0 [ 212.525627][ T9380] ? netlink_attachskb+0x740/0x740 [ 212.530735][ T9380] ? _copy_from_iter_full+0x18a/0x780 [ 212.536102][ T9380] ? __kasan_check_read+0x11/0x20 [ 212.541129][ T9380] ? __check_object_size+0x203/0x2ea [ 212.546422][ T9380] netlink_sendmsg+0x7b0/0xcb0 [ 212.551192][ T9380] ? netlink_unicast+0x6a0/0x6a0 [ 212.556253][ T9380] ? tomoyo_socket_sendmsg+0x9/0x10 [ 212.561434][ T9380] ? netlink_unicast+0x6a0/0x6a0 [ 212.566368][ T9380] sock_sendmsg+0xb5/0xf0 [ 212.570689][ T9380] ____sys_sendmsg+0x3b0/0x950 [ 212.575772][ T9380] ? copy_msghdr_from_user+0x209/0x420 [ 212.581233][ T9380] ? kernel_sendmsg+0x30/0x30 [ 212.585920][ T9380] ___sys_sendmsg+0xe4/0x160 [ 212.590519][ T9380] ? sendmsg_copy_msghdr+0x30/0x30 [ 212.595698][ T9380] ? rcu_read_lock_held+0x9c/0xb0 [ 212.600880][ T9380] ? __kasan_check_read+0x11/0x20 [ 212.605899][ T9380] ? __fget+0x2ac/0x410 [ 212.610055][ T9380] ? ksys_dup3+0x2e0/0x2e0 [ 212.614573][ T9380] ? find_held_lock+0x36/0x1d0 [ 212.619318][ T9380] ? __fget_light+0x179/0x1f0 [ 212.623979][ T9380] ? __fdget+0xe/0x10 [ 212.627952][ T9380] ? sockfd_lookup_light+0x1c/0x150 [ 212.633159][ T9380] __sys_sendmmsg+0x160/0x370 [ 212.637818][ T9380] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 212.642839][ T9380] ? vfs_write+0x25b/0x520 [ 212.647244][ T9380] ? lock_downgrade+0x900/0x900 [ 212.652094][ T9380] ? __kasan_check_write+0x14/0x20 [ 212.657194][ T9380] ? __mutex_unlock_slowpath+0xe0/0x690 [ 212.662714][ T9380] ? rcu_read_lock_any_held+0xcd/0xf0 [ 212.668091][ T9380] ? __kasan_check_write+0x14/0x20 [ 212.673195][ T9380] ? fput_many+0x1b/0x130 [ 212.677514][ T9380] ? fput+0xe/0x10 [ 212.681230][ T9380] ? ksys_write+0x181/0x220 [ 212.685741][ T9380] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 212.691196][ T9380] ? do_syscall_64+0x21/0x5f0 [ 212.695874][ T9380] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.701929][ T9380] __x64_sys_sendmmsg+0x98/0x100 [ 212.706879][ T9380] do_syscall_64+0xca/0x5f0 [ 212.711817][ T9380] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.717765][ T9380] RIP: 0033:0x45a639 [ 212.721638][ T9380] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 212.741230][ T9380] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 212.749638][ T9380] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 212.757607][ T9380] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 212.765568][ T9380] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 212.773531][ T9380] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 212.781584][ T9380] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 212.793330][ T9381] FAULT_INJECTION: forcing a failure. [ 212.793330][ T9381] name failslab, interval 1, probability 0, space 0, times 0 [ 212.806437][ T9381] CPU: 1 PID: 9381 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 212.815110][ T9381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.825261][ T9381] Call Trace: [ 212.828565][ T9381] dump_stack+0x12d/0x187 [ 212.832890][ T9381] should_fail.cold.4+0x5/0x13 [ 212.837653][ T9381] ? fault_create_debugfs_attr+0x150/0x150 [ 212.843448][ T9381] ? ___might_sleep+0x16b/0x2b0 [ 212.848293][ T9381] __should_failslab+0xba/0xf0 [ 212.853054][ T9381] should_failslab+0x9/0x14 [ 212.857575][ T9381] kmem_cache_alloc_node_trace+0x27b/0x770 [ 212.863362][ T9381] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 212.869412][ T9381] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 212.875224][ T9381] __kmalloc_node_track_caller+0x3c/0x70 [ 212.880965][ T9381] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 212.886412][ T9381] __alloc_skb+0xd7/0x570 [ 212.890796][ T9381] ? netdev_alloc_frag+0x160/0x160 [ 212.895912][ T9381] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 212.902316][ T9381] tc_ctl_tclass+0x457/0xbf0 [ 212.906902][ T9381] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 212.912703][ T9381] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 212.917864][ T9381] rtnetlink_rcv_msg+0x34a/0x8d0 [ 212.922780][ T9381] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 212.928229][ T9381] ? netlink_deliver_tap+0x160/0xac0 [ 212.933504][ T9381] netlink_rcv_skb+0x13c/0x380 [ 212.938245][ T9381] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 212.943768][ T9381] ? netlink_ack+0x970/0x970 [ 212.948349][ T9381] ? netlink_deliver_tap+0x178/0xac0 [ 212.953646][ T9381] rtnetlink_rcv+0x10/0x20 [ 212.958059][ T9381] netlink_unicast+0x45e/0x6a0 [ 212.962817][ T9381] ? netlink_attachskb+0x740/0x740 [ 212.967913][ T9381] ? _copy_from_iter_full+0x18a/0x780 [ 212.973289][ T9381] ? __kasan_check_read+0x11/0x20 [ 212.978296][ T9381] ? __check_object_size+0x203/0x2ea [ 212.983566][ T9381] netlink_sendmsg+0x7b0/0xcb0 [ 212.988334][ T9381] ? netlink_unicast+0x6a0/0x6a0 [ 212.993282][ T9381] ? tomoyo_socket_sendmsg+0x9/0x10 [ 212.998461][ T9381] ? netlink_unicast+0x6a0/0x6a0 [ 213.003374][ T9381] sock_sendmsg+0xb5/0xf0 [ 213.007690][ T9381] ____sys_sendmsg+0x3b0/0x950 [ 213.012558][ T9381] ? copy_msghdr_from_user+0x209/0x420 [ 213.018004][ T9381] ? kernel_sendmsg+0x30/0x30 [ 213.022677][ T9381] ___sys_sendmsg+0xe4/0x160 [ 213.027250][ T9381] ? sendmsg_copy_msghdr+0x30/0x30 [ 213.032344][ T9381] ? rcu_read_lock_held+0x9c/0xb0 [ 213.037346][ T9381] ? __kasan_check_read+0x11/0x20 [ 213.042350][ T9381] ? __fget+0x2ac/0x410 [ 213.046493][ T9381] ? ksys_dup3+0x2e0/0x2e0 [ 213.050915][ T9381] ? find_held_lock+0x36/0x1d0 [ 213.055674][ T9381] ? __fget_light+0x179/0x1f0 [ 213.060342][ T9381] ? __fdget+0xe/0x10 [ 213.064316][ T9381] ? sockfd_lookup_light+0x1c/0x150 [ 213.069520][ T9381] __sys_sendmmsg+0x160/0x370 [ 213.074202][ T9381] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 213.079216][ T9381] ? vfs_write+0x25b/0x520 [ 213.083753][ T9381] ? lock_downgrade+0x900/0x900 [ 213.088603][ T9381] ? __kasan_check_write+0x14/0x20 [ 213.093705][ T9381] ? __mutex_unlock_slowpath+0xe0/0x690 [ 213.099465][ T9381] ? rcu_read_lock_any_held+0xcd/0xf0 [ 213.104864][ T9381] ? __kasan_check_write+0x14/0x20 [ 213.110058][ T9381] ? fput_many+0x1b/0x130 [ 213.114490][ T9381] ? fput+0xe/0x10 [ 213.118334][ T9381] ? ksys_write+0x181/0x220 [ 213.122842][ T9381] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 213.128303][ T9381] ? do_syscall_64+0x21/0x5f0 [ 213.133001][ T9381] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.139071][ T9381] __x64_sys_sendmmsg+0x98/0x100 [ 213.144098][ T9381] do_syscall_64+0xca/0x5f0 [ 213.148606][ T9381] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.154487][ T9381] RIP: 0033:0x45a639 [ 213.158379][ T9381] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 213.177968][ T9381] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 213.186370][ T9381] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 213.194349][ T9381] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 213.202305][ T9381] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 213.210273][ T9381] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 213.218532][ T9381] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 213.229630][ T9382] FAULT_INJECTION: forcing a failure. [ 213.229630][ T9382] name failslab, interval 1, probability 0, space 0, times 0 [ 213.242581][ T9382] CPU: 1 PID: 9382 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 213.251369][ T9382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.261543][ T9382] Call Trace: [ 213.264827][ T9382] dump_stack+0x12d/0x187 [ 213.269163][ T9382] should_fail.cold.4+0x5/0x13 [ 213.273916][ T9382] ? fault_create_debugfs_attr+0x150/0x150 [ 213.279724][ T9382] ? ___might_sleep+0x16b/0x2b0 [ 213.284564][ T9382] __should_failslab+0xba/0xf0 [ 213.289313][ T9382] should_failslab+0x9/0x14 [ 213.293802][ T9382] kmem_cache_alloc_node_trace+0x27b/0x770 [ 213.299611][ T9382] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 213.305661][ T9382] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 213.311508][ T9382] __kmalloc_node_track_caller+0x3c/0x70 [ 213.317172][ T9382] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 213.322621][ T9382] __alloc_skb+0xd7/0x570 [ 213.326948][ T9382] ? netdev_alloc_frag+0x160/0x160 [ 213.332050][ T9382] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 213.338377][ T9382] tc_ctl_tclass+0x457/0xbf0 [ 213.342951][ T9382] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 213.348747][ T9382] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 213.353862][ T9382] rtnetlink_rcv_msg+0x34a/0x8d0 [ 213.359218][ T9382] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 213.364673][ T9382] ? netlink_deliver_tap+0x160/0xac0 [ 213.369947][ T9382] netlink_rcv_skb+0x13c/0x380 [ 213.374696][ T9382] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 213.380158][ T9382] ? netlink_ack+0x970/0x970 [ 213.384741][ T9382] ? netlink_deliver_tap+0x178/0xac0 [ 213.390032][ T9382] rtnetlink_rcv+0x10/0x20 [ 213.394448][ T9382] netlink_unicast+0x45e/0x6a0 [ 213.399213][ T9382] ? netlink_attachskb+0x740/0x740 [ 213.404317][ T9382] ? _copy_from_iter_full+0x18a/0x780 [ 213.409878][ T9382] ? __kasan_check_read+0x11/0x20 [ 213.414884][ T9382] ? __check_object_size+0x203/0x2ea [ 213.420157][ T9382] netlink_sendmsg+0x7b0/0xcb0 [ 213.424918][ T9382] ? netlink_unicast+0x6a0/0x6a0 [ 213.429918][ T9382] ? tomoyo_socket_sendmsg+0x9/0x10 [ 213.435114][ T9382] ? netlink_unicast+0x6a0/0x6a0 [ 213.440035][ T9382] sock_sendmsg+0xb5/0xf0 [ 213.444353][ T9382] ____sys_sendmsg+0x3b0/0x950 [ 213.449108][ T9382] ? copy_msghdr_from_user+0x209/0x420 [ 213.454554][ T9382] ? kernel_sendmsg+0x30/0x30 [ 213.459227][ T9382] ___sys_sendmsg+0xe4/0x160 [ 213.463802][ T9382] ? sendmsg_copy_msghdr+0x30/0x30 [ 213.468904][ T9382] ? rcu_read_lock_held+0x9c/0xb0 [ 213.473940][ T9382] ? __kasan_check_read+0x11/0x20 [ 213.478957][ T9382] ? __fget+0x2ac/0x410 [ 213.483103][ T9382] ? ksys_dup3+0x2e0/0x2e0 [ 213.487601][ T9382] ? find_held_lock+0x36/0x1d0 [ 213.492376][ T9382] ? __fget_light+0x179/0x1f0 [ 213.497041][ T9382] ? __fdget+0xe/0x10 [ 213.501004][ T9382] ? sockfd_lookup_light+0x1c/0x150 [ 213.506275][ T9382] __sys_sendmmsg+0x160/0x370 [ 213.510939][ T9382] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 213.515943][ T9382] ? vfs_write+0x25b/0x520 [ 213.520338][ T9382] ? lock_downgrade+0x900/0x900 [ 213.525175][ T9382] ? __kasan_check_write+0x14/0x20 [ 213.531148][ T9382] ? __mutex_unlock_slowpath+0xe0/0x690 [ 213.536668][ T9382] ? rcu_read_lock_any_held+0xcd/0xf0 [ 213.542019][ T9382] ? __kasan_check_write+0x14/0x20 [ 213.547112][ T9382] ? fput_many+0x1b/0x130 [ 213.551440][ T9382] ? fput+0xe/0x10 [ 213.555150][ T9382] ? ksys_write+0x181/0x220 [ 213.559640][ T9382] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 213.565093][ T9382] ? do_syscall_64+0x21/0x5f0 [ 213.569814][ T9382] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.576035][ T9382] __x64_sys_sendmmsg+0x98/0x100 [ 213.580962][ T9382] do_syscall_64+0xca/0x5f0 [ 213.585458][ T9382] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.591338][ T9382] RIP: 0033:0x45a639 [ 213.595370][ T9382] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 213.615119][ T9382] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 213.623641][ T9382] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 213.631632][ T9382] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 213.639877][ T9382] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 213.647875][ T9382] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 213.655951][ T9382] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 213.666962][ T9383] FAULT_INJECTION: forcing a failure. [ 213.666962][ T9383] name failslab, interval 1, probability 0, space 0, times 0 [ 213.679862][ T9383] CPU: 0 PID: 9383 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 213.688549][ T9383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.699427][ T9383] Call Trace: [ 213.702731][ T9383] dump_stack+0x12d/0x187 [ 213.707042][ T9383] should_fail.cold.4+0x5/0x13 [ 213.711782][ T9383] ? fault_create_debugfs_attr+0x150/0x150 [ 213.717576][ T9383] ? ___might_sleep+0x16b/0x2b0 [ 213.722413][ T9383] __should_failslab+0xba/0xf0 [ 213.727151][ T9383] should_failslab+0x9/0x14 [ 213.731624][ T9383] kmem_cache_alloc_node_trace+0x27b/0x770 [ 213.737409][ T9383] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 213.743484][ T9383] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 213.749293][ T9383] __kmalloc_node_track_caller+0x3c/0x70 [ 213.754908][ T9383] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 213.760353][ T9383] __alloc_skb+0xd7/0x570 [ 213.764681][ T9383] ? netdev_alloc_frag+0x160/0x160 [ 213.769787][ T9383] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 213.776770][ T9383] tc_ctl_tclass+0x457/0xbf0 [ 213.781365][ T9383] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 213.787186][ T9383] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 213.792281][ T9383] rtnetlink_rcv_msg+0x34a/0x8d0 [ 213.797209][ T9383] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 213.803299][ T9383] ? netlink_deliver_tap+0x160/0xac0 [ 213.808559][ T9383] netlink_rcv_skb+0x13c/0x380 [ 213.813316][ T9383] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 213.818762][ T9383] ? netlink_ack+0x970/0x970 [ 213.823399][ T9383] ? netlink_deliver_tap+0x178/0xac0 [ 213.828688][ T9383] rtnetlink_rcv+0x10/0x20 [ 213.833088][ T9383] netlink_unicast+0x45e/0x6a0 [ 213.837933][ T9383] ? netlink_attachskb+0x740/0x740 [ 213.843062][ T9383] ? _copy_from_iter_full+0x18a/0x780 [ 213.848416][ T9383] ? __kasan_check_read+0x11/0x20 [ 213.853416][ T9383] ? __check_object_size+0x203/0x2ea [ 213.858693][ T9383] netlink_sendmsg+0x7b0/0xcb0 [ 213.863449][ T9383] ? netlink_unicast+0x6a0/0x6a0 [ 213.868375][ T9383] ? tomoyo_socket_sendmsg+0x9/0x10 [ 213.873558][ T9383] ? netlink_unicast+0x6a0/0x6a0 [ 213.878480][ T9383] sock_sendmsg+0xb5/0xf0 [ 213.882801][ T9383] ____sys_sendmsg+0x3b0/0x950 [ 213.887561][ T9383] ? copy_msghdr_from_user+0x209/0x420 [ 213.893000][ T9383] ? kernel_sendmsg+0x30/0x30 [ 213.897661][ T9383] ___sys_sendmsg+0xe4/0x160 [ 213.902245][ T9383] ? sendmsg_copy_msghdr+0x30/0x30 [ 213.907346][ T9383] ? rcu_read_lock_held+0x9c/0xb0 [ 213.912365][ T9383] ? __kasan_check_read+0x11/0x20 [ 213.917378][ T9383] ? __fget+0x2ac/0x410 [ 213.921511][ T9383] ? ksys_dup3+0x2e0/0x2e0 [ 213.925920][ T9383] ? find_held_lock+0x36/0x1d0 [ 213.930670][ T9383] ? __fget_light+0x179/0x1f0 [ 213.935322][ T9383] ? __fdget+0xe/0x10 [ 213.939379][ T9383] ? sockfd_lookup_light+0x1c/0x150 [ 213.944555][ T9383] __sys_sendmmsg+0x160/0x370 [ 213.949222][ T9383] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 213.954223][ T9383] ? vfs_write+0x25b/0x520 [ 213.958615][ T9383] ? lock_downgrade+0x900/0x900 [ 213.963454][ T9383] ? __kasan_check_write+0x14/0x20 [ 213.968539][ T9383] ? __mutex_unlock_slowpath+0xe0/0x690 [ 213.974073][ T9383] ? rcu_read_lock_any_held+0xcd/0xf0 [ 213.979863][ T9383] ? __kasan_check_write+0x14/0x20 [ 213.984963][ T9383] ? fput_many+0x1b/0x130 [ 213.989265][ T9383] ? fput+0xe/0x10 [ 213.992962][ T9383] ? ksys_write+0x181/0x220 [ 213.997476][ T9383] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 214.002919][ T9383] ? do_syscall_64+0x21/0x5f0 [ 214.007584][ T9383] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.013641][ T9383] __x64_sys_sendmmsg+0x98/0x100 [ 214.018567][ T9383] do_syscall_64+0xca/0x5f0 [ 214.023050][ T9383] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.028918][ T9383] RIP: 0033:0x45a639 [ 214.032790][ T9383] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 214.052378][ T9383] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 214.060765][ T9383] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 214.068714][ T9383] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 214.076664][ T9383] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 214.084727][ T9383] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 214.092680][ T9383] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 214.264087][ T9389] FAULT_INJECTION: forcing a failure. [ 214.264087][ T9389] name failslab, interval 1, probability 0, space 0, times 0 [ 214.277148][ T9389] CPU: 0 PID: 9389 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 214.285849][ T9389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.297035][ T9389] Call Trace: [ 214.300404][ T9389] dump_stack+0x12d/0x187 [ 214.304720][ T9389] should_fail.cold.4+0x5/0x13 [ 214.309463][ T9389] ? fault_create_debugfs_attr+0x150/0x150 [ 214.315249][ T9389] ? ___might_sleep+0x16b/0x2b0 [ 214.320121][ T9389] __should_failslab+0xba/0xf0 [ 214.324980][ T9389] should_failslab+0x9/0x14 [ 214.329491][ T9389] kmem_cache_alloc_node_trace+0x27b/0x770 [ 214.335306][ T9389] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 214.341352][ T9389] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 214.347142][ T9389] __kmalloc_node_track_caller+0x3c/0x70 [ 214.352764][ T9389] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 214.358212][ T9389] __alloc_skb+0xd7/0x570 [ 214.362541][ T9389] ? netdev_alloc_frag+0x160/0x160 [ 214.367649][ T9389] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 214.373976][ T9389] tc_ctl_tclass+0x457/0xbf0 [ 214.378562][ T9389] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 214.384347][ T9389] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 214.389530][ T9389] rtnetlink_rcv_msg+0x34a/0x8d0 [ 214.394455][ T9389] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 214.399921][ T9389] ? netlink_deliver_tap+0x160/0xac0 [ 214.405191][ T9389] netlink_rcv_skb+0x13c/0x380 [ 214.409948][ T9389] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 214.415414][ T9389] ? netlink_ack+0x970/0x970 [ 214.420073][ T9389] ? netlink_deliver_tap+0x178/0xac0 [ 214.426295][ T9389] rtnetlink_rcv+0x10/0x20 [ 214.430694][ T9389] netlink_unicast+0x45e/0x6a0 [ 214.435437][ T9389] ? netlink_attachskb+0x740/0x740 [ 214.440631][ T9389] ? _copy_from_iter_full+0x18a/0x780 [ 214.445998][ T9389] ? __kasan_check_read+0x11/0x20 [ 214.451020][ T9389] ? __check_object_size+0x203/0x2ea [ 214.456317][ T9389] netlink_sendmsg+0x7b0/0xcb0 [ 214.461064][ T9389] ? netlink_unicast+0x6a0/0x6a0 [ 214.466116][ T9389] ? tomoyo_socket_sendmsg+0x9/0x10 [ 214.471583][ T9389] ? netlink_unicast+0x6a0/0x6a0 [ 214.476508][ T9389] sock_sendmsg+0xb5/0xf0 [ 214.480815][ T9389] ____sys_sendmsg+0x3b0/0x950 [ 214.485551][ T9389] ? copy_msghdr_from_user+0x209/0x420 [ 214.490987][ T9389] ? kernel_sendmsg+0x30/0x30 [ 214.495661][ T9389] ___sys_sendmsg+0xe4/0x160 [ 214.500323][ T9389] ? sendmsg_copy_msghdr+0x30/0x30 [ 214.505426][ T9389] ? rcu_read_lock_held+0x9c/0xb0 [ 214.510430][ T9389] ? __kasan_check_read+0x11/0x20 [ 214.515447][ T9389] ? __fget+0x2ac/0x410 [ 214.519586][ T9389] ? ksys_dup3+0x2e0/0x2e0 [ 214.523994][ T9389] ? find_held_lock+0x36/0x1d0 [ 214.528747][ T9389] ? __fget_light+0x179/0x1f0 [ 214.533409][ T9389] ? __fdget+0xe/0x10 [ 214.537390][ T9389] ? sockfd_lookup_light+0x1c/0x150 [ 214.542592][ T9389] __sys_sendmmsg+0x160/0x370 [ 214.547246][ T9389] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 214.552249][ T9389] ? vfs_write+0x25b/0x520 [ 214.556653][ T9389] ? lock_downgrade+0x900/0x900 [ 214.561571][ T9389] ? __kasan_check_write+0x14/0x20 [ 214.566680][ T9389] ? __mutex_unlock_slowpath+0xe0/0x690 [ 214.572225][ T9389] ? rcu_read_lock_any_held+0xcd/0xf0 [ 214.577596][ T9389] ? __kasan_check_write+0x14/0x20 [ 214.582688][ T9389] ? fput_many+0x1b/0x130 [ 214.587009][ T9389] ? fput+0xe/0x10 [ 214.590843][ T9389] ? ksys_write+0x181/0x220 [ 214.595323][ T9389] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 214.600780][ T9389] ? do_syscall_64+0x21/0x5f0 [ 214.605450][ T9389] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.611968][ T9389] __x64_sys_sendmmsg+0x98/0x100 [ 214.616894][ T9389] do_syscall_64+0xca/0x5f0 [ 214.621517][ T9389] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.628096][ T9389] RIP: 0033:0x45a639 [ 214.632084][ T9389] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 214.651733][ T9389] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 214.660127][ T9389] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 214.668083][ T9389] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 214.676035][ T9389] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 214.683983][ T9389] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 214.692099][ T9389] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 214.855396][ T9395] FAULT_INJECTION: forcing a failure. [ 214.855396][ T9395] name failslab, interval 1, probability 0, space 0, times 0 [ 214.868426][ T9395] CPU: 1 PID: 9395 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 214.877033][ T9395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.887187][ T9395] Call Trace: [ 214.887202][ T9395] dump_stack+0x12d/0x187 [ 214.887218][ T9395] should_fail.cold.4+0x5/0x13 [ 214.887229][ T9395] ? fault_create_debugfs_attr+0x150/0x150 [ 214.887240][ T9395] ? ___might_sleep+0x16b/0x2b0 [ 214.887254][ T9395] __should_failslab+0xba/0xf0 [ 214.887262][ T9395] should_failslab+0x9/0x14 [ 214.887270][ T9395] kmem_cache_alloc_node_trace+0x27b/0x770 [ 214.887277][ T9395] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 214.887284][ T9395] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 214.887297][ T9395] __kmalloc_node_track_caller+0x3c/0x70 [ 214.887307][ T9395] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 214.887316][ T9395] __alloc_skb+0xd7/0x570 [ 214.887325][ T9395] ? netdev_alloc_frag+0x160/0x160 [ 214.887340][ T9395] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 214.887351][ T9395] tc_ctl_tclass+0x457/0xbf0 [ 214.968766][ T9395] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 214.974593][ T9395] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 214.979710][ T9395] rtnetlink_rcv_msg+0x34a/0x8d0 [ 214.984647][ T9395] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 214.990100][ T9395] ? netlink_deliver_tap+0x160/0xac0 [ 214.995376][ T9395] netlink_rcv_skb+0x13c/0x380 [ 215.000143][ T9395] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 215.005593][ T9395] ? netlink_ack+0x970/0x970 [ 215.010263][ T9395] ? netlink_deliver_tap+0x178/0xac0 [ 215.015541][ T9395] rtnetlink_rcv+0x10/0x20 [ 215.019955][ T9395] netlink_unicast+0x45e/0x6a0 [ 215.024859][ T9395] ? netlink_attachskb+0x740/0x740 [ 215.029964][ T9395] ? _copy_from_iter_full+0x18a/0x780 [ 215.035338][ T9395] ? __kasan_check_read+0x11/0x20 [ 215.040360][ T9395] ? __check_object_size+0x203/0x2ea [ 215.045647][ T9395] netlink_sendmsg+0x7b0/0xcb0 [ 215.050425][ T9395] ? netlink_unicast+0x6a0/0x6a0 [ 215.055361][ T9395] ? tomoyo_socket_sendmsg+0x9/0x10 [ 215.060549][ T9395] ? netlink_unicast+0x6a0/0x6a0 [ 215.065477][ T9395] sock_sendmsg+0xb5/0xf0 [ 215.069798][ T9395] ____sys_sendmsg+0x3b0/0x950 [ 215.074575][ T9395] ? copy_msghdr_from_user+0x209/0x420 [ 215.080030][ T9395] ? kernel_sendmsg+0x30/0x30 [ 215.084718][ T9395] ___sys_sendmsg+0xe4/0x160 [ 215.090361][ T9395] ? sendmsg_copy_msghdr+0x30/0x30 [ 215.095892][ T9395] ? rcu_read_lock_held+0x9c/0xb0 [ 215.100910][ T9395] ? __kasan_check_read+0x11/0x20 [ 215.105930][ T9395] ? __fget+0x2ac/0x410 [ 215.110083][ T9395] ? ksys_dup3+0x2e0/0x2e0 [ 215.114502][ T9395] ? find_held_lock+0x36/0x1d0 [ 215.119263][ T9395] ? __fget_light+0x179/0x1f0 [ 215.123927][ T9395] ? __fdget+0xe/0x10 [ 215.127898][ T9395] ? sockfd_lookup_light+0x1c/0x150 [ 215.133090][ T9395] __sys_sendmmsg+0x160/0x370 [ 215.137760][ T9395] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 215.142773][ T9395] ? vfs_write+0x25b/0x520 [ 215.147187][ T9395] ? lock_downgrade+0x900/0x900 [ 215.152030][ T9395] ? __kasan_check_write+0x14/0x20 [ 215.157241][ T9395] ? __mutex_unlock_slowpath+0xe0/0x690 [ 215.162775][ T9395] ? rcu_read_lock_any_held+0xcd/0xf0 [ 215.168143][ T9395] ? __kasan_check_write+0x14/0x20 [ 215.173238][ T9395] ? fput_many+0x1b/0x130 [ 215.177545][ T9395] ? fput+0xe/0x10 [ 215.181263][ T9395] ? ksys_write+0x181/0x220 [ 215.185757][ T9395] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 215.191324][ T9395] ? do_syscall_64+0x21/0x5f0 [ 215.195989][ T9395] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.202161][ T9395] __x64_sys_sendmmsg+0x98/0x100 [ 215.207098][ T9395] do_syscall_64+0xca/0x5f0 [ 215.211697][ T9395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.217686][ T9395] RIP: 0033:0x45a639 [ 215.221562][ T9395] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 215.241420][ T9395] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 215.249836][ T9395] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 215.257808][ T9395] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 215.265941][ T9395] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 215.274088][ T9395] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 215.282058][ T9395] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 216.044631][ T9421] FAULT_INJECTION: forcing a failure. [ 216.044631][ T9421] name failslab, interval 1, probability 0, space 0, times 0 [ 216.057438][ T9421] CPU: 0 PID: 9421 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 216.066155][ T9421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.076219][ T9421] Call Trace: [ 216.079497][ T9421] dump_stack+0x12d/0x187 [ 216.083820][ T9421] should_fail.cold.4+0x5/0x13 [ 216.088587][ T9421] ? fault_create_debugfs_attr+0x150/0x150 [ 216.094395][ T9421] ? ___might_sleep+0x16b/0x2b0 [ 216.099222][ T9421] __should_failslab+0xba/0xf0 [ 216.103964][ T9421] should_failslab+0x9/0x14 [ 216.108448][ T9421] kmem_cache_alloc_node_trace+0x27b/0x770 [ 216.114235][ T9421] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 216.120288][ T9421] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 216.126110][ T9421] __kmalloc_node_track_caller+0x3c/0x70 [ 216.131728][ T9421] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 216.137190][ T9421] __alloc_skb+0xd7/0x570 [ 216.141506][ T9421] ? netdev_alloc_frag+0x160/0x160 [ 216.146614][ T9421] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 216.152934][ T9421] tc_ctl_tclass+0x457/0xbf0 [ 216.157507][ T9421] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 216.163307][ T9421] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 216.168401][ T9421] rtnetlink_rcv_msg+0x34a/0x8d0 [ 216.173336][ T9421] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 216.178773][ T9421] ? netlink_deliver_tap+0x160/0xac0 [ 216.184051][ T9421] netlink_rcv_skb+0x13c/0x380 [ 216.188887][ T9421] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 216.194323][ T9421] ? netlink_ack+0x970/0x970 [ 216.198891][ T9421] ? netlink_deliver_tap+0x178/0xac0 [ 216.204170][ T9421] rtnetlink_rcv+0x10/0x20 [ 216.208563][ T9421] netlink_unicast+0x45e/0x6a0 [ 216.213314][ T9421] ? netlink_attachskb+0x740/0x740 [ 216.218415][ T9421] ? _copy_from_iter_full+0x18a/0x780 [ 216.223774][ T9421] ? __kasan_check_read+0x11/0x20 [ 216.229482][ T9421] ? __check_object_size+0x203/0x2ea [ 216.234755][ T9421] netlink_sendmsg+0x7b0/0xcb0 [ 216.239501][ T9421] ? netlink_unicast+0x6a0/0x6a0 [ 216.244419][ T9421] ? tomoyo_socket_sendmsg+0x9/0x10 [ 216.249600][ T9421] ? netlink_unicast+0x6a0/0x6a0 [ 216.254541][ T9421] sock_sendmsg+0xb5/0xf0 [ 216.258868][ T9421] ____sys_sendmsg+0x3b0/0x950 [ 216.263604][ T9421] ? copy_msghdr_from_user+0x209/0x420 [ 216.269052][ T9421] ? kernel_sendmsg+0x30/0x30 [ 216.273718][ T9421] ___sys_sendmsg+0xe4/0x160 [ 216.278296][ T9421] ? sendmsg_copy_msghdr+0x30/0x30 [ 216.283394][ T9421] ? rcu_read_lock_held+0x9c/0xb0 [ 216.288410][ T9421] ? __kasan_check_read+0x11/0x20 [ 216.293433][ T9421] ? __fget+0x2ac/0x410 [ 216.298803][ T9421] ? ksys_dup3+0x2e0/0x2e0 [ 216.303212][ T9421] ? find_held_lock+0x36/0x1d0 [ 216.307969][ T9421] ? __fget_light+0x179/0x1f0 [ 216.312637][ T9421] ? __fdget+0xe/0x10 [ 216.316630][ T9421] ? sockfd_lookup_light+0x1c/0x150 [ 216.321824][ T9421] __sys_sendmmsg+0x160/0x370 [ 216.326507][ T9421] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 216.331537][ T9421] ? vfs_write+0x25b/0x520 [ 216.335940][ T9421] ? lock_downgrade+0x900/0x900 [ 216.340784][ T9421] ? __kasan_check_write+0x14/0x20 [ 216.345885][ T9421] ? __mutex_unlock_slowpath+0xe0/0x690 [ 216.351408][ T9421] ? rcu_read_lock_any_held+0xcd/0xf0 [ 216.356778][ T9421] ? __kasan_check_write+0x14/0x20 [ 216.361877][ T9421] ? fput_many+0x1b/0x130 [ 216.366251][ T9421] ? fput+0xe/0x10 [ 216.369962][ T9421] ? ksys_write+0x181/0x220 [ 216.374460][ T9421] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 216.379921][ T9421] ? do_syscall_64+0x21/0x5f0 [ 216.384587][ T9421] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.390640][ T9421] __x64_sys_sendmmsg+0x98/0x100 [ 216.395582][ T9421] do_syscall_64+0xca/0x5f0 [ 216.400075][ T9421] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.405961][ T9421] RIP: 0033:0x45a639 [ 216.409868][ T9421] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 216.429928][ T9421] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 216.438404][ T9421] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 216.446377][ T9421] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 216.454350][ T9421] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 216.462312][ T9421] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 216.470387][ T9421] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 216.480466][ T9417] FAULT_INJECTION: forcing a failure. [ 216.480466][ T9417] name failslab, interval 1, probability 0, space 0, times 0 [ 216.502146][ T9417] CPU: 1 PID: 9417 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 216.510756][ T9417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.520877][ T9417] Call Trace: [ 216.524204][ T9417] dump_stack+0x12d/0x187 [ 216.528686][ T9417] should_fail.cold.4+0x5/0x13 [ 216.533446][ T9417] ? fault_create_debugfs_attr+0x150/0x150 [ 216.539239][ T9417] ? ___might_sleep+0x16b/0x2b0 [ 216.544222][ T9417] __should_failslab+0xba/0xf0 [ 216.549107][ T9417] should_failslab+0x9/0x14 [ 216.553609][ T9417] kmem_cache_alloc_node_trace+0x27b/0x770 [ 216.559418][ T9417] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 216.565473][ T9417] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 216.571281][ T9417] __kmalloc_node_track_caller+0x3c/0x70 [ 216.576907][ T9417] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 216.582356][ T9417] __alloc_skb+0xd7/0x570 [ 216.586684][ T9417] ? netdev_alloc_frag+0x160/0x160 [ 216.591790][ T9417] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 216.598218][ T9417] tc_ctl_tclass+0x457/0xbf0 [ 216.602796][ T9417] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 216.608633][ T9417] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 216.613734][ T9417] rtnetlink_rcv_msg+0x34a/0x8d0 [ 216.618653][ T9417] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 216.624107][ T9417] ? netlink_deliver_tap+0x160/0xac0 [ 216.629397][ T9417] netlink_rcv_skb+0x13c/0x380 [ 216.634147][ T9417] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 216.639586][ T9417] ? netlink_ack+0x970/0x970 [ 216.644167][ T9417] ? netlink_deliver_tap+0x178/0xac0 [ 216.649433][ T9417] rtnetlink_rcv+0x10/0x20 [ 216.653830][ T9417] netlink_unicast+0x45e/0x6a0 [ 216.658581][ T9417] ? netlink_attachskb+0x740/0x740 [ 216.664622][ T9417] ? _copy_from_iter_full+0x18a/0x780 [ 216.669983][ T9417] ? __kasan_check_read+0x11/0x20 [ 216.674987][ T9417] ? __check_object_size+0x203/0x2ea [ 216.680254][ T9417] netlink_sendmsg+0x7b0/0xcb0 [ 216.685014][ T9417] ? netlink_unicast+0x6a0/0x6a0 [ 216.690048][ T9417] ? tomoyo_socket_sendmsg+0x9/0x10 [ 216.695236][ T9417] ? netlink_unicast+0x6a0/0x6a0 [ 216.700280][ T9417] sock_sendmsg+0xb5/0xf0 [ 216.704644][ T9417] ____sys_sendmsg+0x3b0/0x950 [ 216.709394][ T9417] ? copy_msghdr_from_user+0x209/0x420 [ 216.714847][ T9417] ? kernel_sendmsg+0x30/0x30 [ 216.719520][ T9417] ___sys_sendmsg+0xe4/0x160 [ 216.724219][ T9417] ? sendmsg_copy_msghdr+0x30/0x30 [ 216.729306][ T9417] ? rcu_read_lock_held+0x9c/0xb0 [ 216.734312][ T9417] ? __kasan_check_read+0x11/0x20 [ 216.739584][ T9417] ? __fget+0x2ac/0x410 [ 216.743722][ T9417] ? ksys_dup3+0x2e0/0x2e0 [ 216.748134][ T9417] ? find_held_lock+0x36/0x1d0 [ 216.752895][ T9417] ? __fget_light+0x179/0x1f0 [ 216.757671][ T9417] ? __fdget+0xe/0x10 [ 216.761646][ T9417] ? sockfd_lookup_light+0x1c/0x150 [ 216.766845][ T9417] __sys_sendmmsg+0x160/0x370 [ 216.771576][ T9417] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 216.776594][ T9417] ? vfs_write+0x25b/0x520 [ 216.781101][ T9417] ? lock_downgrade+0x900/0x900 [ 216.785940][ T9417] ? __kasan_check_write+0x14/0x20 [ 216.791037][ T9417] ? __mutex_unlock_slowpath+0xe0/0x690 [ 216.796563][ T9417] ? rcu_read_lock_any_held+0xcd/0xf0 [ 216.801922][ T9417] ? __kasan_check_write+0x14/0x20 [ 216.807016][ T9417] ? fput_many+0x1b/0x130 [ 216.811323][ T9417] ? fput+0xe/0x10 [ 216.815176][ T9417] ? ksys_write+0x181/0x220 [ 216.819695][ T9417] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 216.825318][ T9417] ? do_syscall_64+0x21/0x5f0 [ 216.830181][ T9417] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.836240][ T9417] __x64_sys_sendmmsg+0x98/0x100 [ 216.841180][ T9417] do_syscall_64+0xca/0x5f0 [ 216.845699][ T9417] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.851576][ T9417] RIP: 0033:0x45a639 [ 216.855546][ T9417] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 216.875150][ T9417] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 216.883544][ T9417] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 216.891511][ T9417] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 216.899470][ T9417] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 216.907511][ T9417] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 216.915494][ T9417] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 217.114029][ T9420] FAULT_INJECTION: forcing a failure. [ 217.114029][ T9420] name failslab, interval 1, probability 0, space 0, times 0 [ 217.126981][ T9420] CPU: 1 PID: 9420 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 217.135565][ T9420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.145611][ T9420] Call Trace: [ 217.148910][ T9420] dump_stack+0x12d/0x187 [ 217.153231][ T9420] should_fail.cold.4+0x5/0x13 [ 217.157979][ T9420] ? fault_create_debugfs_attr+0x150/0x150 [ 217.163764][ T9420] ? ___might_sleep+0x16b/0x2b0 [ 217.168613][ T9420] __should_failslab+0xba/0xf0 [ 217.173369][ T9420] should_failslab+0x9/0x14 [ 217.177858][ T9420] kmem_cache_alloc_node_trace+0x27b/0x770 [ 217.183640][ T9420] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 217.189695][ T9420] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 217.195496][ T9420] __kmalloc_node_track_caller+0x3c/0x70 [ 217.201126][ T9420] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 217.206582][ T9420] __alloc_skb+0xd7/0x570 [ 217.210898][ T9420] ? netdev_alloc_frag+0x160/0x160 [ 217.216010][ T9420] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 217.225715][ T9420] tc_ctl_tclass+0x457/0xbf0 [ 217.230312][ T9420] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 217.236101][ T9420] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 217.241216][ T9420] rtnetlink_rcv_msg+0x34a/0x8d0 [ 217.246144][ T9420] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 217.251592][ T9420] ? netlink_deliver_tap+0x160/0xac0 [ 217.256945][ T9420] netlink_rcv_skb+0x13c/0x380 [ 217.261703][ T9420] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 217.267158][ T9420] ? netlink_ack+0x970/0x970 [ 217.271761][ T9420] ? netlink_deliver_tap+0x178/0xac0 [ 217.277114][ T9420] rtnetlink_rcv+0x10/0x20 [ 217.281521][ T9420] netlink_unicast+0x45e/0x6a0 [ 217.286271][ T9420] ? netlink_attachskb+0x740/0x740 [ 217.291367][ T9420] ? _copy_from_iter_full+0x18a/0x780 [ 217.296718][ T9420] ? __kasan_check_read+0x11/0x20 [ 217.301724][ T9420] ? __check_object_size+0x203/0x2ea [ 217.307275][ T9420] netlink_sendmsg+0x7b0/0xcb0 [ 217.312029][ T9420] ? netlink_unicast+0x6a0/0x6a0 [ 217.316955][ T9420] ? tomoyo_socket_sendmsg+0x9/0x10 [ 217.322225][ T9420] ? netlink_unicast+0x6a0/0x6a0 [ 217.327157][ T9420] sock_sendmsg+0xb5/0xf0 [ 217.331474][ T9420] ____sys_sendmsg+0x3b0/0x950 [ 217.336226][ T9420] ? copy_msghdr_from_user+0x209/0x420 [ 217.341696][ T9420] ? kernel_sendmsg+0x30/0x30 [ 217.346378][ T9420] ___sys_sendmsg+0xe4/0x160 [ 217.350955][ T9420] ? sendmsg_copy_msghdr+0x30/0x30 [ 217.356065][ T9420] ? rcu_read_lock_held+0x9c/0xb0 [ 217.361092][ T9420] ? __kasan_check_read+0x11/0x20 [ 217.366366][ T9420] ? __fget+0x2ac/0x410 [ 217.370511][ T9420] ? ksys_dup3+0x2e0/0x2e0 [ 217.374906][ T9420] ? find_held_lock+0x36/0x1d0 [ 217.379691][ T9420] ? __fget_light+0x179/0x1f0 [ 217.384392][ T9420] ? __fdget+0xe/0x10 [ 217.388388][ T9420] ? sockfd_lookup_light+0x1c/0x150 [ 217.393810][ T9420] __sys_sendmmsg+0x160/0x370 [ 217.398589][ T9420] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 217.403611][ T9420] ? vfs_write+0x25b/0x520 [ 217.408019][ T9420] ? lock_downgrade+0x900/0x900 [ 217.412882][ T9420] ? __kasan_check_write+0x14/0x20 [ 217.417986][ T9420] ? __mutex_unlock_slowpath+0xe0/0x690 [ 217.423513][ T9420] ? rcu_read_lock_any_held+0xcd/0xf0 [ 217.428892][ T9420] ? __kasan_check_write+0x14/0x20 [ 217.434094][ T9420] ? fput_many+0x1b/0x130 [ 217.438407][ T9420] ? fput+0xe/0x10 [ 217.442106][ T9420] ? ksys_write+0x181/0x220 [ 217.446599][ T9420] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 217.452168][ T9420] ? do_syscall_64+0x21/0x5f0 [ 217.456840][ T9420] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.462892][ T9420] __x64_sys_sendmmsg+0x98/0x100 [ 217.467824][ T9420] do_syscall_64+0xca/0x5f0 [ 217.472336][ T9420] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.478218][ T9420] RIP: 0033:0x45a639 [ 217.482098][ T9420] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 217.501693][ T9420] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 217.510193][ T9420] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 217.518324][ T9420] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 217.526300][ T9420] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 217.534386][ T9420] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 217.542343][ T9420] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 217.555801][ T9424] FAULT_INJECTION: forcing a failure. [ 217.555801][ T9424] name failslab, interval 1, probability 0, space 0, times 0 [ 217.568894][ T9424] CPU: 0 PID: 9424 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 217.577488][ T9424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.587539][ T9424] Call Trace: [ 217.590828][ T9424] dump_stack+0x12d/0x187 [ 217.595151][ T9424] should_fail.cold.4+0x5/0x13 [ 217.599891][ T9424] ? fault_create_debugfs_attr+0x150/0x150 [ 217.605674][ T9424] ? ___might_sleep+0x16b/0x2b0 [ 217.610520][ T9424] __should_failslab+0xba/0xf0 [ 217.615265][ T9424] should_failslab+0x9/0x14 [ 217.619758][ T9424] kmem_cache_alloc_node+0x266/0x760 [ 217.625130][ T9424] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 217.630393][ T9424] ? __local_bh_enable_ip+0x160/0x260 [ 217.635740][ T9424] ? qfq_change_class+0x538/0x16c4 [ 217.640826][ T9424] ? trace_hardirqs_on+0x28/0x1a0 [ 217.645830][ T9424] __alloc_skb+0xa7/0x570 [ 217.650136][ T9424] ? netdev_alloc_frag+0x160/0x160 [ 217.655240][ T9424] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 217.661548][ T9424] tc_ctl_tclass+0x457/0xbf0 [ 217.666125][ T9424] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 217.671910][ T9424] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 217.677005][ T9424] rtnetlink_rcv_msg+0x34a/0x8d0 [ 217.681934][ T9424] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 217.687370][ T9424] ? netlink_deliver_tap+0x160/0xac0 [ 217.692634][ T9424] netlink_rcv_skb+0x13c/0x380 [ 217.697385][ T9424] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 217.702832][ T9424] ? netlink_ack+0x970/0x970 [ 217.707411][ T9424] ? netlink_deliver_tap+0x178/0xac0 [ 217.712687][ T9424] rtnetlink_rcv+0x10/0x20 [ 217.717077][ T9424] netlink_unicast+0x45e/0x6a0 [ 217.721817][ T9424] ? netlink_attachskb+0x740/0x740 [ 217.726903][ T9424] ? _copy_from_iter_full+0x18a/0x780 [ 217.732264][ T9424] ? __kasan_check_read+0x11/0x20 [ 217.737273][ T9424] ? __check_object_size+0x203/0x2ea [ 217.742532][ T9424] netlink_sendmsg+0x7b0/0xcb0 [ 217.747339][ T9424] ? netlink_unicast+0x6a0/0x6a0 [ 217.752377][ T9424] ? tomoyo_socket_sendmsg+0x9/0x10 [ 217.757605][ T9424] ? netlink_unicast+0x6a0/0x6a0 [ 217.762538][ T9424] sock_sendmsg+0xb5/0xf0 [ 217.766862][ T9424] ____sys_sendmsg+0x3b0/0x950 [ 217.771617][ T9424] ? copy_msghdr_from_user+0x209/0x420 [ 217.777051][ T9424] ? kernel_sendmsg+0x30/0x30 [ 217.781744][ T9424] ___sys_sendmsg+0xe4/0x160 [ 217.786319][ T9424] ? sendmsg_copy_msghdr+0x30/0x30 [ 217.791408][ T9424] ? rcu_read_lock_held+0x9c/0xb0 [ 217.796426][ T9424] ? __kasan_check_read+0x11/0x20 [ 217.801438][ T9424] ? __fget+0x2ac/0x410 [ 217.805797][ T9424] ? ksys_dup3+0x2e0/0x2e0 [ 217.810213][ T9424] ? find_held_lock+0x36/0x1d0 [ 217.814960][ T9424] ? __fget_light+0x179/0x1f0 [ 217.819718][ T9424] ? __fdget+0xe/0x10 [ 217.823708][ T9424] ? sockfd_lookup_light+0x1c/0x150 [ 217.829004][ T9424] __sys_sendmmsg+0x160/0x370 [ 217.833672][ T9424] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 217.838690][ T9424] ? vfs_write+0x25b/0x520 [ 217.843128][ T9424] ? lock_downgrade+0x900/0x900 [ 217.848097][ T9424] ? __kasan_check_write+0x14/0x20 [ 217.853219][ T9424] ? __mutex_unlock_slowpath+0xe0/0x690 [ 217.858921][ T9424] ? rcu_read_lock_any_held+0xcd/0xf0 [ 217.864462][ T9424] ? __kasan_check_write+0x14/0x20 [ 217.869570][ T9424] ? fput_many+0x1b/0x130 [ 217.873879][ T9424] ? fput+0xe/0x10 [ 217.877589][ T9424] ? ksys_write+0x181/0x220 [ 217.882067][ T9424] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 217.887503][ T9424] ? do_syscall_64+0x21/0x5f0 [ 217.892168][ T9424] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.898226][ T9424] __x64_sys_sendmmsg+0x98/0x100 [ 217.903168][ T9424] do_syscall_64+0xca/0x5f0 [ 217.907656][ T9424] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.913540][ T9424] RIP: 0033:0x45a639 [ 217.917410][ T9424] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 217.937003][ T9424] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 217.945528][ T9424] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 217.953494][ T9424] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 2020/01/13 17:05:39 executed programs: 244 [ 217.961455][ T9424] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 217.969532][ T9424] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 217.977495][ T9424] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 217.991753][ T9425] FAULT_INJECTION: forcing a failure. [ 217.991753][ T9425] name failslab, interval 1, probability 0, space 0, times 0 [ 218.019743][ T9425] CPU: 0 PID: 9425 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 218.028372][ T9425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.038428][ T9425] Call Trace: [ 218.041717][ T9425] dump_stack+0x12d/0x187 [ 218.046031][ T9425] should_fail.cold.4+0x5/0x13 [ 218.050777][ T9425] ? fault_create_debugfs_attr+0x150/0x150 [ 218.056598][ T9425] ? ___might_sleep+0x16b/0x2b0 [ 218.061443][ T9425] __should_failslab+0xba/0xf0 [ 218.066192][ T9425] should_failslab+0x9/0x14 [ 218.070720][ T9425] kmem_cache_alloc_node_trace+0x27b/0x770 [ 218.076555][ T9425] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 218.082744][ T9425] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 218.088549][ T9425] __kmalloc_node_track_caller+0x3c/0x70 [ 218.094239][ T9425] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 218.099858][ T9425] __alloc_skb+0xd7/0x570 [ 218.104197][ T9425] ? netdev_alloc_frag+0x160/0x160 [ 218.109578][ T9425] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 218.115919][ T9425] tc_ctl_tclass+0x457/0xbf0 [ 218.120503][ T9425] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 218.126335][ T9425] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 218.131437][ T9425] rtnetlink_rcv_msg+0x34a/0x8d0 [ 218.136369][ T9425] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 218.141811][ T9425] ? netlink_deliver_tap+0x160/0xac0 [ 218.147078][ T9425] netlink_rcv_skb+0x13c/0x380 [ 218.151820][ T9425] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 218.157255][ T9425] ? netlink_ack+0x970/0x970 [ 218.161831][ T9425] ? netlink_deliver_tap+0x178/0xac0 [ 218.167099][ T9425] rtnetlink_rcv+0x10/0x20 [ 218.171493][ T9425] netlink_unicast+0x45e/0x6a0 [ 218.176342][ T9425] ? netlink_attachskb+0x740/0x740 [ 218.181447][ T9425] ? _copy_from_iter_full+0x18a/0x780 [ 218.186977][ T9425] ? __kasan_check_read+0x11/0x20 [ 218.192023][ T9425] ? __check_object_size+0x203/0x2ea [ 218.197289][ T9425] netlink_sendmsg+0x7b0/0xcb0 [ 218.202032][ T9425] ? netlink_unicast+0x6a0/0x6a0 [ 218.206952][ T9425] ? tomoyo_socket_sendmsg+0x9/0x10 [ 218.212126][ T9425] ? netlink_unicast+0x6a0/0x6a0 [ 218.217040][ T9425] sock_sendmsg+0xb5/0xf0 [ 218.221345][ T9425] ____sys_sendmsg+0x3b0/0x950 [ 218.226081][ T9425] ? copy_msghdr_from_user+0x209/0x420 [ 218.231520][ T9425] ? kernel_sendmsg+0x30/0x30 [ 218.236178][ T9425] ___sys_sendmsg+0xe4/0x160 [ 218.240747][ T9425] ? sendmsg_copy_msghdr+0x30/0x30 [ 218.245845][ T9425] ? rcu_read_lock_held+0x9c/0xb0 [ 218.250863][ T9425] ? __kasan_check_read+0x11/0x20 [ 218.255896][ T9425] ? __fget+0x2ac/0x410 [ 218.260056][ T9425] ? ksys_dup3+0x2e0/0x2e0 [ 218.264459][ T9425] ? find_held_lock+0x36/0x1d0 [ 218.269218][ T9425] ? __fget_light+0x179/0x1f0 [ 218.273895][ T9425] ? __fdget+0xe/0x10 [ 218.277877][ T9425] ? sockfd_lookup_light+0x1c/0x150 [ 218.283188][ T9425] __sys_sendmmsg+0x160/0x370 [ 218.288139][ T9425] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 218.293156][ T9425] ? vfs_write+0x25b/0x520 [ 218.298296][ T9425] ? lock_downgrade+0x900/0x900 [ 218.303141][ T9425] ? __kasan_check_write+0x14/0x20 [ 218.308442][ T9425] ? __mutex_unlock_slowpath+0xe0/0x690 [ 218.313977][ T9425] ? rcu_read_lock_any_held+0xcd/0xf0 [ 218.319342][ T9425] ? __kasan_check_write+0x14/0x20 [ 218.324447][ T9425] ? fput_many+0x1b/0x130 [ 218.328864][ T9425] ? fput+0xe/0x10 [ 218.332671][ T9425] ? ksys_write+0x181/0x220 [ 218.337311][ T9425] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 218.342775][ T9425] ? do_syscall_64+0x21/0x5f0 [ 218.347436][ T9425] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.353544][ T9425] __x64_sys_sendmmsg+0x98/0x100 [ 218.358470][ T9425] do_syscall_64+0xca/0x5f0 [ 218.362968][ T9425] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.369022][ T9425] RIP: 0033:0x45a639 [ 218.372918][ T9425] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 218.392803][ T9425] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 218.401471][ T9425] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 218.409551][ T9425] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 218.417540][ T9425] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 218.425611][ T9425] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 218.433669][ T9425] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 218.644193][ T9431] FAULT_INJECTION: forcing a failure. [ 218.644193][ T9431] name failslab, interval 1, probability 0, space 0, times 0 [ 218.657210][ T9431] CPU: 1 PID: 9431 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 218.665787][ T9431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.675833][ T9431] Call Trace: [ 218.679121][ T9431] dump_stack+0x12d/0x187 [ 218.683701][ T9431] should_fail.cold.4+0x5/0x13 [ 218.688626][ T9431] ? fault_create_debugfs_attr+0x150/0x150 [ 218.694437][ T9431] ? ___might_sleep+0x16b/0x2b0 [ 218.699280][ T9431] __should_failslab+0xba/0xf0 [ 218.704036][ T9431] should_failslab+0x9/0x14 [ 218.708549][ T9431] kmem_cache_alloc_node_trace+0x27b/0x770 [ 218.714353][ T9431] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 218.720405][ T9431] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 218.726195][ T9431] __kmalloc_node_track_caller+0x3c/0x70 [ 218.731824][ T9431] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 218.737274][ T9431] __alloc_skb+0xd7/0x570 [ 218.741590][ T9431] ? netdev_alloc_frag+0x160/0x160 [ 218.746694][ T9431] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 218.753055][ T9431] tc_ctl_tclass+0x457/0xbf0 [ 218.757648][ T9431] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 218.763560][ T9431] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 218.768662][ T9431] rtnetlink_rcv_msg+0x34a/0x8d0 [ 218.773835][ T9431] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 218.779301][ T9431] ? netlink_deliver_tap+0x160/0xac0 [ 218.784678][ T9431] netlink_rcv_skb+0x13c/0x380 [ 218.789430][ T9431] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 218.794875][ T9431] ? netlink_ack+0x970/0x970 [ 218.799459][ T9431] ? netlink_deliver_tap+0x178/0xac0 [ 218.804742][ T9431] rtnetlink_rcv+0x10/0x20 [ 218.809248][ T9431] netlink_unicast+0x45e/0x6a0 [ 218.814014][ T9431] ? netlink_attachskb+0x740/0x740 [ 218.819128][ T9431] ? _copy_from_iter_full+0x18a/0x780 [ 218.824507][ T9431] ? __kasan_check_read+0x11/0x20 [ 218.829577][ T9431] ? __check_object_size+0x203/0x2ea [ 218.834856][ T9431] netlink_sendmsg+0x7b0/0xcb0 [ 218.839619][ T9431] ? netlink_unicast+0x6a0/0x6a0 [ 218.844559][ T9431] ? tomoyo_socket_sendmsg+0x9/0x10 [ 218.849742][ T9431] ? netlink_unicast+0x6a0/0x6a0 [ 218.854666][ T9431] sock_sendmsg+0xb5/0xf0 [ 218.858993][ T9431] ____sys_sendmsg+0x3b0/0x950 [ 218.863744][ T9431] ? copy_msghdr_from_user+0x209/0x420 [ 218.869193][ T9431] ? kernel_sendmsg+0x30/0x30 [ 218.873872][ T9431] ___sys_sendmsg+0xe4/0x160 [ 218.878460][ T9431] ? sendmsg_copy_msghdr+0x30/0x30 [ 218.883562][ T9431] ? rcu_read_lock_held+0x9c/0xb0 [ 218.888577][ T9431] ? __kasan_check_read+0x11/0x20 [ 218.893591][ T9431] ? __fget+0x2ac/0x410 [ 218.897750][ T9431] ? ksys_dup3+0x2e0/0x2e0 [ 218.902169][ T9431] ? find_held_lock+0x36/0x1d0 [ 218.907082][ T9431] ? __fget_light+0x179/0x1f0 [ 218.911895][ T9431] ? __fdget+0xe/0x10 [ 218.915899][ T9431] ? sockfd_lookup_light+0x1c/0x150 [ 218.921105][ T9431] __sys_sendmmsg+0x160/0x370 [ 218.925780][ T9431] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 218.930908][ T9431] ? vfs_write+0x25b/0x520 [ 218.935328][ T9431] ? lock_downgrade+0x900/0x900 [ 218.940179][ T9431] ? __kasan_check_write+0x14/0x20 [ 218.945292][ T9431] ? __mutex_unlock_slowpath+0xe0/0x690 [ 218.950829][ T9431] ? rcu_read_lock_any_held+0xcd/0xf0 [ 218.956206][ T9431] ? __kasan_check_write+0x14/0x20 [ 218.961392][ T9431] ? fput_many+0x1b/0x130 [ 218.965786][ T9431] ? fput+0xe/0x10 [ 218.969491][ T9431] ? ksys_write+0x181/0x220 [ 218.973986][ T9431] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 218.979451][ T9431] ? do_syscall_64+0x21/0x5f0 [ 218.984124][ T9431] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.990184][ T9431] __x64_sys_sendmmsg+0x98/0x100 [ 218.995118][ T9431] do_syscall_64+0xca/0x5f0 [ 218.999620][ T9431] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.005514][ T9431] RIP: 0033:0x45a639 [ 219.009383][ T9431] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 219.028973][ T9431] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 219.037372][ T9431] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 219.045356][ T9431] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 219.053327][ T9431] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 219.061282][ T9431] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 219.069237][ T9431] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 219.744555][ T9452] FAULT_INJECTION: forcing a failure. [ 219.744555][ T9452] name failslab, interval 1, probability 0, space 0, times 0 [ 219.758695][ T9452] CPU: 0 PID: 9452 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 219.767299][ T9452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 219.777343][ T9452] Call Trace: [ 219.780619][ T9452] dump_stack+0x12d/0x187 [ 219.784940][ T9452] should_fail.cold.4+0x5/0x13 [ 219.789708][ T9452] ? fault_create_debugfs_attr+0x150/0x150 [ 219.795494][ T9452] ? ___might_sleep+0x16b/0x2b0 [ 219.800343][ T9452] __should_failslab+0xba/0xf0 [ 219.805163][ T9452] should_failslab+0x9/0x14 [ 219.809673][ T9452] kmem_cache_alloc_node_trace+0x27b/0x770 [ 219.815634][ T9452] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 219.821681][ T9452] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 219.827470][ T9452] __kmalloc_node_track_caller+0x3c/0x70 [ 219.833091][ T9452] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 219.838641][ T9452] __alloc_skb+0xd7/0x570 [ 219.842955][ T9452] ? netdev_alloc_frag+0x160/0x160 [ 219.848060][ T9452] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 219.854391][ T9452] tc_ctl_tclass+0x457/0xbf0 [ 219.858970][ T9452] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 219.864761][ T9452] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 219.869952][ T9452] rtnetlink_rcv_msg+0x34a/0x8d0 [ 219.874883][ T9452] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 219.880334][ T9452] ? netlink_deliver_tap+0x160/0xac0 [ 219.885604][ T9452] netlink_rcv_skb+0x13c/0x380 [ 219.890351][ T9452] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 219.895794][ T9452] ? netlink_ack+0x970/0x970 [ 219.900371][ T9452] ? netlink_deliver_tap+0x178/0xac0 [ 219.905650][ T9452] rtnetlink_rcv+0x10/0x20 [ 219.910053][ T9452] netlink_unicast+0x45e/0x6a0 [ 219.914894][ T9452] ? netlink_attachskb+0x740/0x740 [ 219.920125][ T9452] ? _copy_from_iter_full+0x18a/0x780 [ 219.925483][ T9452] ? __kasan_check_read+0x11/0x20 [ 219.930656][ T9452] ? __check_object_size+0x203/0x2ea [ 219.935946][ T9452] netlink_sendmsg+0x7b0/0xcb0 [ 219.940696][ T9452] ? netlink_unicast+0x6a0/0x6a0 [ 219.945616][ T9452] ? tomoyo_socket_sendmsg+0x9/0x10 [ 219.950974][ T9452] ? netlink_unicast+0x6a0/0x6a0 [ 219.955904][ T9452] sock_sendmsg+0xb5/0xf0 [ 219.960385][ T9452] ____sys_sendmsg+0x3b0/0x950 [ 219.965128][ T9452] ? copy_msghdr_from_user+0x209/0x420 [ 219.970573][ T9452] ? kernel_sendmsg+0x30/0x30 [ 219.975237][ T9452] ___sys_sendmsg+0xe4/0x160 [ 219.979811][ T9452] ? sendmsg_copy_msghdr+0x30/0x30 [ 219.984900][ T9452] ? rcu_read_lock_held+0x9c/0xb0 [ 219.989904][ T9452] ? __kasan_check_read+0x11/0x20 [ 219.994925][ T9452] ? __fget+0x2ac/0x410 [ 219.999091][ T9452] ? ksys_dup3+0x2e0/0x2e0 [ 220.003509][ T9452] ? find_held_lock+0x36/0x1d0 [ 220.008424][ T9452] ? __fget_light+0x179/0x1f0 [ 220.013164][ T9452] ? __fdget+0xe/0x10 [ 220.017263][ T9452] ? sockfd_lookup_light+0x1c/0x150 [ 220.022443][ T9452] __sys_sendmmsg+0x160/0x370 [ 220.027101][ T9452] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 220.032103][ T9452] ? vfs_write+0x25b/0x520 [ 220.036676][ T9452] ? lock_downgrade+0x900/0x900 [ 220.041516][ T9452] ? __kasan_check_write+0x14/0x20 [ 220.046606][ T9452] ? __mutex_unlock_slowpath+0xe0/0x690 [ 220.052129][ T9452] ? rcu_read_lock_any_held+0xcd/0xf0 [ 220.057537][ T9452] ? __kasan_check_write+0x14/0x20 [ 220.062631][ T9452] ? fput_many+0x1b/0x130 [ 220.066937][ T9452] ? fput+0xe/0x10 [ 220.070654][ T9452] ? ksys_write+0x181/0x220 [ 220.075139][ T9452] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 220.080803][ T9452] ? do_syscall_64+0x21/0x5f0 [ 220.085487][ T9452] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.091539][ T9452] __x64_sys_sendmmsg+0x98/0x100 [ 220.096464][ T9452] do_syscall_64+0xca/0x5f0 [ 220.100946][ T9452] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.106837][ T9452] RIP: 0033:0x45a639 [ 220.110714][ T9452] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 220.130304][ T9452] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 220.139661][ T9452] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 220.147626][ T9452] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 220.155588][ T9452] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 220.163540][ T9452] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 220.171492][ T9452] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 220.182507][ T9454] FAULT_INJECTION: forcing a failure. [ 220.182507][ T9454] name failslab, interval 1, probability 0, space 0, times 0 [ 220.195523][ T9454] CPU: 1 PID: 9454 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 220.204119][ T9454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.214171][ T9454] Call Trace: [ 220.217531][ T9454] dump_stack+0x12d/0x187 [ 220.221941][ T9454] should_fail.cold.4+0x5/0x13 [ 220.226819][ T9454] ? fault_create_debugfs_attr+0x150/0x150 [ 220.232695][ T9454] ? ___might_sleep+0x16b/0x2b0 [ 220.237530][ T9454] __should_failslab+0xba/0xf0 [ 220.242276][ T9454] should_failslab+0x9/0x14 [ 220.246760][ T9454] kmem_cache_alloc_node_trace+0x27b/0x770 [ 220.252995][ T9454] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 220.259078][ T9454] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 220.264876][ T9454] __kmalloc_node_track_caller+0x3c/0x70 [ 220.270501][ T9454] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 220.275953][ T9454] __alloc_skb+0xd7/0x570 [ 220.280273][ T9454] ? netdev_alloc_frag+0x160/0x160 [ 220.285488][ T9454] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 220.292037][ T9454] tc_ctl_tclass+0x457/0xbf0 [ 220.296633][ T9454] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 220.302560][ T9454] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 220.307669][ T9454] rtnetlink_rcv_msg+0x34a/0x8d0 [ 220.312687][ T9454] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 220.318132][ T9454] ? netlink_deliver_tap+0x160/0xac0 [ 220.323580][ T9454] netlink_rcv_skb+0x13c/0x380 [ 220.328342][ T9454] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 220.333782][ T9454] ? netlink_ack+0x970/0x970 [ 220.338363][ T9454] ? netlink_deliver_tap+0x178/0xac0 [ 220.343630][ T9454] rtnetlink_rcv+0x10/0x20 [ 220.348025][ T9454] netlink_unicast+0x45e/0x6a0 [ 220.352770][ T9454] ? netlink_attachskb+0x740/0x740 [ 220.357867][ T9454] ? _copy_from_iter_full+0x18a/0x780 [ 220.363226][ T9454] ? __kasan_check_read+0x11/0x20 [ 220.368233][ T9454] ? __check_object_size+0x203/0x2ea [ 220.373501][ T9454] netlink_sendmsg+0x7b0/0xcb0 [ 220.378249][ T9454] ? netlink_unicast+0x6a0/0x6a0 [ 220.383171][ T9454] ? tomoyo_socket_sendmsg+0x9/0x10 [ 220.388376][ T9454] ? netlink_unicast+0x6a0/0x6a0 [ 220.393301][ T9454] sock_sendmsg+0xb5/0xf0 [ 220.397636][ T9454] ____sys_sendmsg+0x3b0/0x950 [ 220.402395][ T9454] ? copy_msghdr_from_user+0x209/0x420 [ 220.407838][ T9454] ? kernel_sendmsg+0x30/0x30 [ 220.412684][ T9454] ___sys_sendmsg+0xe4/0x160 [ 220.417282][ T9454] ? sendmsg_copy_msghdr+0x30/0x30 [ 220.422375][ T9454] ? rcu_read_lock_held+0x9c/0xb0 [ 220.427383][ T9454] ? __kasan_check_read+0x11/0x20 [ 220.432392][ T9454] ? __fget+0x2ac/0x410 [ 220.436532][ T9454] ? ksys_dup3+0x2e0/0x2e0 [ 220.440944][ T9454] ? find_held_lock+0x36/0x1d0 [ 220.445779][ T9454] ? __fget_light+0x179/0x1f0 [ 220.450450][ T9454] ? __fdget+0xe/0x10 [ 220.454454][ T9454] ? sockfd_lookup_light+0x1c/0x150 [ 220.459633][ T9454] __sys_sendmmsg+0x160/0x370 [ 220.464289][ T9454] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 220.469397][ T9454] ? vfs_write+0x25b/0x520 [ 220.473819][ T9454] ? lock_downgrade+0x900/0x900 [ 220.478742][ T9454] ? __kasan_check_write+0x14/0x20 [ 220.483839][ T9454] ? __mutex_unlock_slowpath+0xe0/0x690 [ 220.489364][ T9454] ? rcu_read_lock_any_held+0xcd/0xf0 [ 220.494722][ T9454] ? __kasan_check_write+0x14/0x20 [ 220.499827][ T9454] ? fput_many+0x1b/0x130 [ 220.504142][ T9454] ? fput+0xe/0x10 [ 220.507853][ T9454] ? ksys_write+0x181/0x220 [ 220.512351][ T9454] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 220.517794][ T9454] ? do_syscall_64+0x21/0x5f0 [ 220.522466][ T9454] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.528519][ T9454] __x64_sys_sendmmsg+0x98/0x100 [ 220.533482][ T9454] do_syscall_64+0xca/0x5f0 [ 220.538069][ T9454] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.543962][ T9454] RIP: 0033:0x45a639 [ 220.547976][ T9454] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 220.567583][ T9454] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 220.575984][ T9454] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 220.583950][ T9454] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 220.591914][ T9454] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 220.599958][ T9454] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 220.607988][ T9454] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 220.621798][ T9455] FAULT_INJECTION: forcing a failure. [ 220.621798][ T9455] name failslab, interval 1, probability 0, space 0, times 0 [ 220.634999][ T9455] CPU: 0 PID: 9455 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 220.643710][ T9455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.653882][ T9455] Call Trace: [ 220.657320][ T9455] dump_stack+0x12d/0x187 [ 220.661668][ T9455] should_fail.cold.4+0x5/0x13 [ 220.666428][ T9455] ? fault_create_debugfs_attr+0x150/0x150 [ 220.672310][ T9455] ? ___might_sleep+0x16b/0x2b0 [ 220.677176][ T9455] __should_failslab+0xba/0xf0 [ 220.682069][ T9455] should_failslab+0x9/0x14 [ 220.686569][ T9455] kmem_cache_alloc_node_trace+0x27b/0x770 [ 220.692371][ T9455] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 220.698435][ T9455] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 220.704334][ T9455] __kmalloc_node_track_caller+0x3c/0x70 [ 220.710677][ T9455] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 220.716133][ T9455] __alloc_skb+0xd7/0x570 [ 220.720463][ T9455] ? netdev_alloc_frag+0x160/0x160 [ 220.725575][ T9455] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 220.731917][ T9455] tc_ctl_tclass+0x457/0xbf0 [ 220.736511][ T9455] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 220.742375][ T9455] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 220.747505][ T9455] rtnetlink_rcv_msg+0x34a/0x8d0 [ 220.752453][ T9455] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 220.757910][ T9455] ? netlink_deliver_tap+0x160/0xac0 [ 220.763204][ T9455] netlink_rcv_skb+0x13c/0x380 [ 220.767967][ T9455] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 220.773445][ T9455] ? netlink_ack+0x970/0x970 [ 220.778039][ T9455] ? netlink_deliver_tap+0x178/0xac0 [ 220.783347][ T9455] rtnetlink_rcv+0x10/0x20 [ 220.787769][ T9455] netlink_unicast+0x45e/0x6a0 [ 220.792515][ T9455] ? netlink_attachskb+0x740/0x740 [ 220.797609][ T9455] ? _copy_from_iter_full+0x18a/0x780 [ 220.802986][ T9455] ? __kasan_check_read+0x11/0x20 [ 220.808449][ T9455] ? __check_object_size+0x203/0x2ea [ 220.813727][ T9455] netlink_sendmsg+0x7b0/0xcb0 [ 220.818496][ T9455] ? netlink_unicast+0x6a0/0x6a0 [ 220.823451][ T9455] ? tomoyo_socket_sendmsg+0x9/0x10 [ 220.828655][ T9455] ? netlink_unicast+0x6a0/0x6a0 [ 220.833615][ T9455] sock_sendmsg+0xb5/0xf0 [ 220.837950][ T9455] ____sys_sendmsg+0x3b0/0x950 [ 220.842857][ T9455] ? copy_msghdr_from_user+0x209/0x420 [ 220.848358][ T9455] ? kernel_sendmsg+0x30/0x30 [ 220.853032][ T9455] ___sys_sendmsg+0xe4/0x160 [ 220.857719][ T9455] ? sendmsg_copy_msghdr+0x30/0x30 [ 220.862818][ T9455] ? rcu_read_lock_held+0x9c/0xb0 [ 220.867877][ T9455] ? __kasan_check_read+0x11/0x20 [ 220.872908][ T9455] ? __fget+0x2ac/0x410 [ 220.877061][ T9455] ? ksys_dup3+0x2e0/0x2e0 [ 220.881485][ T9455] ? find_held_lock+0x36/0x1d0 [ 220.886253][ T9455] ? __fget_light+0x179/0x1f0 [ 220.891000][ T9455] ? __fdget+0xe/0x10 [ 220.894962][ T9455] ? sockfd_lookup_light+0x1c/0x150 [ 220.900147][ T9455] __sys_sendmmsg+0x160/0x370 [ 220.904842][ T9455] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 220.909870][ T9455] ? vfs_write+0x25b/0x520 [ 220.914270][ T9455] ? lock_downgrade+0x900/0x900 [ 220.919119][ T9455] ? __kasan_check_write+0x14/0x20 [ 220.924214][ T9455] ? __mutex_unlock_slowpath+0xe0/0x690 [ 220.929742][ T9455] ? rcu_read_lock_any_held+0xcd/0xf0 [ 220.935124][ T9455] ? __kasan_check_write+0x14/0x20 [ 220.940237][ T9455] ? fput_many+0x1b/0x130 [ 220.944562][ T9455] ? fput+0xe/0x10 [ 220.948438][ T9455] ? ksys_write+0x181/0x220 [ 220.953036][ T9455] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 220.958610][ T9455] ? do_syscall_64+0x21/0x5f0 [ 220.963399][ T9455] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.969470][ T9455] __x64_sys_sendmmsg+0x98/0x100 [ 220.974532][ T9455] do_syscall_64+0xca/0x5f0 [ 220.979030][ T9455] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.985023][ T9455] RIP: 0033:0x45a639 [ 220.989002][ T9455] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 221.008624][ T9455] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 221.017254][ T9455] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 221.025230][ T9455] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 221.033316][ T9455] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 221.041296][ T9455] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 221.049277][ T9455] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 221.059285][ T9456] FAULT_INJECTION: forcing a failure. [ 221.059285][ T9456] name failslab, interval 1, probability 0, space 0, times 0 [ 221.072551][ T9456] CPU: 1 PID: 9456 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 221.081360][ T9456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.091408][ T9456] Call Trace: [ 221.094741][ T9456] dump_stack+0x12d/0x187 [ 221.099075][ T9456] should_fail.cold.4+0x5/0x13 [ 221.103823][ T9456] ? fault_create_debugfs_attr+0x150/0x150 [ 221.109771][ T9456] ? ___might_sleep+0x16b/0x2b0 [ 221.114617][ T9456] __should_failslab+0xba/0xf0 [ 221.119379][ T9456] should_failslab+0x9/0x14 [ 221.123862][ T9456] kmem_cache_alloc_node+0x266/0x760 [ 221.129149][ T9456] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 221.134439][ T9456] ? __local_bh_enable_ip+0x160/0x260 [ 221.139817][ T9456] ? qfq_change_class+0x538/0x16c4 [ 221.144936][ T9456] ? trace_hardirqs_on+0x28/0x1a0 [ 221.149949][ T9456] __alloc_skb+0xa7/0x570 [ 221.154263][ T9456] ? netdev_alloc_frag+0x160/0x160 [ 221.159482][ T9456] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 221.165838][ T9456] tc_ctl_tclass+0x457/0xbf0 [ 221.170416][ T9456] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 221.179160][ T9456] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 221.184255][ T9456] rtnetlink_rcv_msg+0x34a/0x8d0 [ 221.189203][ T9456] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 221.194652][ T9456] ? netlink_deliver_tap+0x160/0xac0 [ 221.199949][ T9456] netlink_rcv_skb+0x13c/0x380 [ 221.204698][ T9456] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 221.210231][ T9456] ? netlink_ack+0x970/0x970 [ 221.214815][ T9456] ? netlink_deliver_tap+0x178/0xac0 [ 221.220116][ T9456] rtnetlink_rcv+0x10/0x20 [ 221.224542][ T9456] netlink_unicast+0x45e/0x6a0 [ 221.229311][ T9456] ? netlink_attachskb+0x740/0x740 [ 221.234542][ T9456] ? _copy_from_iter_full+0x18a/0x780 [ 221.239918][ T9456] ? __kasan_check_read+0x11/0x20 [ 221.244944][ T9456] ? __check_object_size+0x203/0x2ea [ 221.250252][ T9456] netlink_sendmsg+0x7b0/0xcb0 [ 221.255072][ T9456] ? netlink_unicast+0x6a0/0x6a0 [ 221.260011][ T9456] ? tomoyo_socket_sendmsg+0x9/0x10 [ 221.265192][ T9456] ? netlink_unicast+0x6a0/0x6a0 [ 221.270103][ T9456] sock_sendmsg+0xb5/0xf0 [ 221.274415][ T9456] ____sys_sendmsg+0x3b0/0x950 [ 221.279175][ T9456] ? copy_msghdr_from_user+0x209/0x420 [ 221.284633][ T9456] ? kernel_sendmsg+0x30/0x30 [ 221.289315][ T9456] ___sys_sendmsg+0xe4/0x160 [ 221.293902][ T9456] ? sendmsg_copy_msghdr+0x30/0x30 [ 221.299013][ T9456] ? rcu_read_lock_held+0x9c/0xb0 [ 221.304239][ T9456] ? __kasan_check_read+0x11/0x20 [ 221.309242][ T9456] ? __fget+0x2ac/0x410 [ 221.313394][ T9456] ? ksys_dup3+0x2e0/0x2e0 [ 221.317789][ T9456] ? find_held_lock+0x36/0x1d0 [ 221.322527][ T9456] ? __fget_light+0x179/0x1f0 [ 221.327216][ T9456] ? __fdget+0xe/0x10 [ 221.331191][ T9456] ? sockfd_lookup_light+0x1c/0x150 [ 221.336373][ T9456] __sys_sendmmsg+0x160/0x370 [ 221.341054][ T9456] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 221.346066][ T9456] ? vfs_write+0x25b/0x520 [ 221.350457][ T9456] ? lock_downgrade+0x900/0x900 [ 221.355339][ T9456] ? __kasan_check_write+0x14/0x20 [ 221.360960][ T9456] ? __mutex_unlock_slowpath+0xe0/0x690 [ 221.366486][ T9456] ? rcu_read_lock_any_held+0xcd/0xf0 [ 221.371845][ T9456] ? __kasan_check_write+0x14/0x20 [ 221.376932][ T9456] ? fput_many+0x1b/0x130 [ 221.381279][ T9456] ? fput+0xe/0x10 [ 221.385013][ T9456] ? ksys_write+0x181/0x220 [ 221.389500][ T9456] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 221.394941][ T9456] ? do_syscall_64+0x21/0x5f0 [ 221.399894][ T9456] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.405958][ T9456] __x64_sys_sendmmsg+0x98/0x100 [ 221.410879][ T9456] do_syscall_64+0xca/0x5f0 [ 221.415361][ T9456] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.421246][ T9456] RIP: 0033:0x45a639 [ 221.425116][ T9456] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 221.444715][ T9456] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 221.453113][ T9456] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 221.461062][ T9456] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 221.469012][ T9456] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 221.476973][ T9456] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 221.485136][ T9456] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 221.669225][ T9462] FAULT_INJECTION: forcing a failure. [ 221.669225][ T9462] name failslab, interval 1, probability 0, space 0, times 0 [ 221.681986][ T9462] CPU: 0 PID: 9462 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 221.690568][ T9462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.690573][ T9462] Call Trace: [ 221.690586][ T9462] dump_stack+0x12d/0x187 [ 221.690601][ T9462] should_fail.cold.4+0x5/0x13 [ 221.690609][ T9462] ? fault_create_debugfs_attr+0x150/0x150 [ 221.690619][ T9462] ? ___might_sleep+0x16b/0x2b0 [ 221.724792][ T9462] __should_failslab+0xba/0xf0 [ 221.729556][ T9462] should_failslab+0x9/0x14 [ 221.734401][ T9462] kmem_cache_alloc_node_trace+0x27b/0x770 [ 221.740211][ T9462] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 221.746409][ T9462] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 221.752206][ T9462] __kmalloc_node_track_caller+0x3c/0x70 [ 221.757825][ T9462] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 221.763276][ T9462] __alloc_skb+0xd7/0x570 [ 221.767584][ T9462] ? netdev_alloc_frag+0x160/0x160 [ 221.772816][ T9462] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 221.779134][ T9462] tc_ctl_tclass+0x457/0xbf0 [ 221.783848][ T9462] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 221.789675][ T9462] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 221.794781][ T9462] rtnetlink_rcv_msg+0x34a/0x8d0 [ 221.799712][ T9462] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 221.805163][ T9462] ? netlink_deliver_tap+0x160/0xac0 [ 221.810450][ T9462] netlink_rcv_skb+0x13c/0x380 [ 221.815232][ T9462] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 221.820724][ T9462] ? netlink_ack+0x970/0x970 [ 221.825304][ T9462] ? netlink_deliver_tap+0x178/0xac0 [ 221.830573][ T9462] rtnetlink_rcv+0x10/0x20 [ 221.835353][ T9462] netlink_unicast+0x45e/0x6a0 [ 221.840234][ T9462] ? netlink_attachskb+0x740/0x740 [ 221.845336][ T9462] ? _copy_from_iter_full+0x18a/0x780 [ 221.850688][ T9462] ? __kasan_check_read+0x11/0x20 [ 221.855692][ T9462] ? __check_object_size+0x203/0x2ea [ 221.860958][ T9462] netlink_sendmsg+0x7b0/0xcb0 [ 221.865703][ T9462] ? netlink_unicast+0x6a0/0x6a0 [ 221.870645][ T9462] ? tomoyo_socket_sendmsg+0x9/0x10 [ 221.875825][ T9462] ? netlink_unicast+0x6a0/0x6a0 [ 221.880740][ T9462] sock_sendmsg+0xb5/0xf0 [ 221.885052][ T9462] ____sys_sendmsg+0x3b0/0x950 [ 221.891023][ T9462] ? copy_msghdr_from_user+0x209/0x420 [ 221.896471][ T9462] ? kernel_sendmsg+0x30/0x30 [ 221.901131][ T9462] ___sys_sendmsg+0xe4/0x160 [ 221.905700][ T9462] ? sendmsg_copy_msghdr+0x30/0x30 [ 221.910795][ T9462] ? rcu_read_lock_held+0x9c/0xb0 [ 221.915820][ T9462] ? __kasan_check_read+0x11/0x20 [ 221.920962][ T9462] ? __fget+0x2ac/0x410 [ 221.925253][ T9462] ? ksys_dup3+0x2e0/0x2e0 [ 221.929659][ T9462] ? find_held_lock+0x36/0x1d0 [ 221.934512][ T9462] ? __fget_light+0x179/0x1f0 [ 221.939186][ T9462] ? __fdget+0xe/0x10 [ 221.943156][ T9462] ? sockfd_lookup_light+0x1c/0x150 [ 221.948339][ T9462] __sys_sendmmsg+0x160/0x370 [ 221.953004][ T9462] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 221.958013][ T9462] ? vfs_write+0x25b/0x520 [ 221.962433][ T9462] ? lock_downgrade+0x900/0x900 [ 221.967264][ T9462] ? __kasan_check_write+0x14/0x20 [ 221.972352][ T9462] ? __mutex_unlock_slowpath+0xe0/0x690 [ 221.978313][ T9462] ? rcu_read_lock_any_held+0xcd/0xf0 [ 221.983686][ T9462] ? __kasan_check_write+0x14/0x20 [ 221.988773][ T9462] ? fput_many+0x1b/0x130 [ 221.993086][ T9462] ? fput+0xe/0x10 [ 221.996786][ T9462] ? ksys_write+0x181/0x220 [ 222.001283][ T9462] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 222.007218][ T9462] ? do_syscall_64+0x21/0x5f0 [ 222.011878][ T9462] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.018145][ T9462] __x64_sys_sendmmsg+0x98/0x100 [ 222.023063][ T9462] do_syscall_64+0xca/0x5f0 [ 222.027546][ T9462] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.033424][ T9462] RIP: 0033:0x45a639 [ 222.037310][ T9462] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 222.056929][ T9462] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 222.065322][ T9462] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 222.073359][ T9462] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 222.081319][ T9462] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 222.089294][ T9462] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 222.097255][ T9462] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 222.324095][ T9468] FAULT_INJECTION: forcing a failure. [ 222.324095][ T9468] name failslab, interval 1, probability 0, space 0, times 0 [ 222.338730][ T9468] CPU: 1 PID: 9468 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 222.347335][ T9468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.357386][ T9468] Call Trace: [ 222.360684][ T9468] dump_stack+0x12d/0x187 [ 222.365203][ T9468] should_fail.cold.4+0x5/0x13 [ 222.370076][ T9468] ? fault_create_debugfs_attr+0x150/0x150 [ 222.375881][ T9468] ? ___might_sleep+0x16b/0x2b0 [ 222.380893][ T9468] __should_failslab+0xba/0xf0 [ 222.385654][ T9468] should_failslab+0x9/0x14 [ 222.390143][ T9468] kmem_cache_alloc_node_trace+0x27b/0x770 [ 222.395947][ T9468] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 222.402009][ T9468] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 222.408002][ T9468] __kmalloc_node_track_caller+0x3c/0x70 [ 222.413618][ T9468] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 222.419245][ T9468] __alloc_skb+0xd7/0x570 [ 222.423557][ T9468] ? netdev_alloc_frag+0x160/0x160 [ 222.428655][ T9468] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 222.434975][ T9468] tc_ctl_tclass+0x457/0xbf0 [ 222.439641][ T9468] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 222.445435][ T9468] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 222.450541][ T9468] rtnetlink_rcv_msg+0x34a/0x8d0 [ 222.455580][ T9468] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 222.461136][ T9468] ? netlink_deliver_tap+0x160/0xac0 [ 222.466416][ T9468] netlink_rcv_skb+0x13c/0x380 [ 222.471168][ T9468] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 222.476612][ T9468] ? netlink_ack+0x970/0x970 [ 222.481211][ T9468] ? netlink_deliver_tap+0x178/0xac0 [ 222.486534][ T9468] rtnetlink_rcv+0x10/0x20 [ 222.491898][ T9468] netlink_unicast+0x45e/0x6a0 [ 222.496656][ T9468] ? netlink_attachskb+0x740/0x740 [ 222.501755][ T9468] ? _copy_from_iter_full+0x18a/0x780 [ 222.507110][ T9468] ? __kasan_check_read+0x11/0x20 [ 222.512112][ T9468] ? __check_object_size+0x203/0x2ea [ 222.517389][ T9468] netlink_sendmsg+0x7b0/0xcb0 [ 222.522145][ T9468] ? netlink_unicast+0x6a0/0x6a0 [ 222.527069][ T9468] ? tomoyo_socket_sendmsg+0x9/0x10 [ 222.532260][ T9468] ? netlink_unicast+0x6a0/0x6a0 [ 222.537195][ T9468] sock_sendmsg+0xb5/0xf0 [ 222.541517][ T9468] ____sys_sendmsg+0x3b0/0x950 [ 222.546395][ T9468] ? copy_msghdr_from_user+0x209/0x420 [ 222.551836][ T9468] ? kernel_sendmsg+0x30/0x30 [ 222.556518][ T9468] ___sys_sendmsg+0xe4/0x160 [ 222.561267][ T9468] ? sendmsg_copy_msghdr+0x30/0x30 [ 222.566375][ T9468] ? rcu_read_lock_held+0x9c/0xb0 [ 222.571390][ T9468] ? __kasan_check_read+0x11/0x20 [ 222.576404][ T9468] ? __fget+0x2ac/0x410 [ 222.580809][ T9468] ? ksys_dup3+0x2e0/0x2e0 [ 222.585232][ T9468] ? find_held_lock+0x36/0x1d0 [ 222.589994][ T9468] ? __fget_light+0x179/0x1f0 [ 222.594670][ T9468] ? __fdget+0xe/0x10 [ 222.598642][ T9468] ? sockfd_lookup_light+0x1c/0x150 [ 222.603827][ T9468] __sys_sendmmsg+0x160/0x370 [ 222.608557][ T9468] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 222.613570][ T9468] ? vfs_write+0x25b/0x520 [ 222.617969][ T9468] ? lock_downgrade+0x900/0x900 [ 222.622818][ T9468] ? __kasan_check_write+0x14/0x20 [ 222.627913][ T9468] ? __mutex_unlock_slowpath+0xe0/0x690 [ 222.633447][ T9468] ? rcu_read_lock_any_held+0xcd/0xf0 [ 222.638842][ T9468] ? __kasan_check_write+0x14/0x20 [ 222.643944][ T9468] ? fput_many+0x1b/0x130 [ 222.648261][ T9468] ? fput+0xe/0x10 [ 222.651962][ T9468] ? ksys_write+0x181/0x220 [ 222.656617][ T9468] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 222.662229][ T9468] ? do_syscall_64+0x21/0x5f0 [ 222.666894][ T9468] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.672960][ T9468] __x64_sys_sendmmsg+0x98/0x100 [ 222.677888][ T9468] do_syscall_64+0xca/0x5f0 [ 222.682379][ T9468] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.688263][ T9468] RIP: 0033:0x45a639 [ 222.692142][ T9468] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 222.711733][ T9468] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 222.720135][ T9468] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 222.728198][ T9468] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 222.736169][ T9468] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 222.745352][ T9468] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 222.753305][ T9468] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 223.484966][ T9489] FAULT_INJECTION: forcing a failure. [ 223.484966][ T9489] name failslab, interval 1, probability 0, space 0, times 0 [ 223.497818][ T9489] CPU: 0 PID: 9489 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 223.506396][ T9489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 223.516472][ T9489] Call Trace: [ 223.519758][ T9489] dump_stack+0x12d/0x187 [ 223.524085][ T9489] should_fail.cold.4+0x5/0x13 [ 223.529017][ T9489] ? fault_create_debugfs_attr+0x150/0x150 [ 223.534822][ T9489] ? ___might_sleep+0x16b/0x2b0 [ 223.539807][ T9489] __should_failslab+0xba/0xf0 [ 223.544568][ T9489] should_failslab+0x9/0x14 [ 223.549223][ T9489] kmem_cache_alloc_node_trace+0x27b/0x770 [ 223.555016][ T9489] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 223.561084][ T9489] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 223.566889][ T9489] __kmalloc_node_track_caller+0x3c/0x70 [ 223.572506][ T9489] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 223.577958][ T9489] __alloc_skb+0xd7/0x570 [ 223.582283][ T9489] ? netdev_alloc_frag+0x160/0x160 [ 223.587396][ T9489] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 223.593914][ T9489] tc_ctl_tclass+0x457/0xbf0 [ 223.598519][ T9489] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 223.604339][ T9489] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 223.609451][ T9489] rtnetlink_rcv_msg+0x34a/0x8d0 [ 223.614412][ T9489] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 223.619870][ T9489] ? netlink_deliver_tap+0x160/0xac0 [ 223.625144][ T9489] netlink_rcv_skb+0x13c/0x380 [ 223.629896][ T9489] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 223.635351][ T9489] ? netlink_ack+0x970/0x970 [ 223.639950][ T9489] ? netlink_deliver_tap+0x178/0xac0 [ 223.645245][ T9489] rtnetlink_rcv+0x10/0x20 [ 223.649660][ T9489] netlink_unicast+0x45e/0x6a0 [ 223.654432][ T9489] ? netlink_attachskb+0x740/0x740 [ 223.659543][ T9489] ? _copy_from_iter_full+0x18a/0x780 [ 223.664913][ T9489] ? __kasan_check_read+0x11/0x20 [ 223.669939][ T9489] ? __check_object_size+0x203/0x2ea [ 223.675219][ T9489] netlink_sendmsg+0x7b0/0xcb0 [ 223.679988][ T9489] ? netlink_unicast+0x6a0/0x6a0 [ 223.684923][ T9489] ? tomoyo_socket_sendmsg+0x9/0x10 [ 223.690113][ T9489] ? netlink_unicast+0x6a0/0x6a0 [ 223.695039][ T9489] sock_sendmsg+0xb5/0xf0 [ 223.699366][ T9489] ____sys_sendmsg+0x3b0/0x950 [ 223.704113][ T9489] ? copy_msghdr_from_user+0x209/0x420 [ 223.709585][ T9489] ? kernel_sendmsg+0x30/0x30 [ 223.714264][ T9489] ___sys_sendmsg+0xe4/0x160 [ 223.718973][ T9489] ? sendmsg_copy_msghdr+0x30/0x30 [ 223.724100][ T9489] ? rcu_read_lock_held+0x9c/0xb0 [ 223.729269][ T9489] ? __kasan_check_read+0x11/0x20 [ 223.734298][ T9489] ? __fget+0x2ac/0x410 [ 223.738484][ T9489] ? ksys_dup3+0x2e0/0x2e0 [ 223.742908][ T9489] ? find_held_lock+0x36/0x1d0 [ 223.747655][ T9489] ? __fget_light+0x179/0x1f0 [ 223.752313][ T9489] ? __fdget+0xe/0x10 [ 223.756281][ T9489] ? sockfd_lookup_light+0x1c/0x150 [ 223.761485][ T9489] __sys_sendmmsg+0x160/0x370 [ 223.766154][ T9489] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 223.771163][ T9489] ? vfs_write+0x25b/0x520 [ 223.775605][ T9489] ? lock_downgrade+0x900/0x900 [ 223.780467][ T9489] ? __kasan_check_write+0x14/0x20 [ 223.785569][ T9489] ? __mutex_unlock_slowpath+0xe0/0x690 [ 223.791239][ T9489] ? rcu_read_lock_any_held+0xcd/0xf0 [ 223.796626][ T9489] ? __kasan_check_write+0x14/0x20 [ 223.801729][ T9489] ? fput_many+0x1b/0x130 [ 223.806167][ T9489] ? fput+0xe/0x10 [ 223.809872][ T9489] ? ksys_write+0x181/0x220 [ 223.814488][ T9489] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 223.819964][ T9489] ? do_syscall_64+0x21/0x5f0 [ 223.824627][ T9489] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.830688][ T9489] __x64_sys_sendmmsg+0x98/0x100 [ 223.835626][ T9489] do_syscall_64+0xca/0x5f0 [ 223.840132][ T9489] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.846128][ T9489] RIP: 0033:0x45a639 [ 223.850256][ T9489] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 223.869977][ T9489] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 223.878556][ T9489] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 2020/01/13 17:05:45 executed programs: 255 [ 223.886531][ T9489] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 223.894684][ T9489] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 223.902674][ T9489] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 223.910696][ T9489] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 223.924082][ T9490] FAULT_INJECTION: forcing a failure. [ 223.924082][ T9490] name failslab, interval 1, probability 0, space 0, times 0 [ 223.951071][ T9490] CPU: 1 PID: 9490 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 223.959761][ T9490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 223.969971][ T9490] Call Trace: [ 223.973376][ T9490] dump_stack+0x12d/0x187 [ 223.977820][ T9490] should_fail.cold.4+0x5/0x13 [ 223.982574][ T9490] ? fault_create_debugfs_attr+0x150/0x150 [ 223.988379][ T9490] ? ___might_sleep+0x16b/0x2b0 [ 223.993240][ T9490] __should_failslab+0xba/0xf0 [ 223.998099][ T9490] should_failslab+0x9/0x14 [ 224.002601][ T9490] kmem_cache_alloc_node_trace+0x27b/0x770 [ 224.008414][ T9490] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 224.014484][ T9490] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 224.020557][ T9490] __kmalloc_node_track_caller+0x3c/0x70 [ 224.026201][ T9490] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 224.031670][ T9490] __alloc_skb+0xd7/0x570 [ 224.035992][ T9490] ? netdev_alloc_frag+0x160/0x160 [ 224.041107][ T9490] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 224.047551][ T9490] tc_ctl_tclass+0x457/0xbf0 [ 224.052153][ T9490] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 224.060231][ T9490] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 224.065484][ T9490] rtnetlink_rcv_msg+0x34a/0x8d0 [ 224.070436][ T9490] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 224.075885][ T9490] ? netlink_deliver_tap+0x160/0xac0 [ 224.081169][ T9490] netlink_rcv_skb+0x13c/0x380 [ 224.085918][ T9490] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 224.091492][ T9490] ? netlink_ack+0x970/0x970 [ 224.096083][ T9490] ? netlink_deliver_tap+0x178/0xac0 [ 224.101357][ T9490] rtnetlink_rcv+0x10/0x20 [ 224.106111][ T9490] netlink_unicast+0x45e/0x6a0 [ 224.110884][ T9490] ? netlink_attachskb+0x740/0x740 [ 224.115977][ T9490] ? _copy_from_iter_full+0x18a/0x780 [ 224.121349][ T9490] ? __kasan_check_read+0x11/0x20 [ 224.126380][ T9490] ? __check_object_size+0x203/0x2ea [ 224.131671][ T9490] netlink_sendmsg+0x7b0/0xcb0 [ 224.136433][ T9490] ? netlink_unicast+0x6a0/0x6a0 [ 224.141365][ T9490] ? tomoyo_socket_sendmsg+0x9/0x10 [ 224.146548][ T9490] ? netlink_unicast+0x6a0/0x6a0 [ 224.151472][ T9490] sock_sendmsg+0xb5/0xf0 [ 224.155801][ T9490] ____sys_sendmsg+0x3b0/0x950 [ 224.160566][ T9490] ? copy_msghdr_from_user+0x209/0x420 [ 224.166013][ T9490] ? kernel_sendmsg+0x30/0x30 [ 224.170682][ T9490] ___sys_sendmsg+0xe4/0x160 [ 224.175255][ T9490] ? sendmsg_copy_msghdr+0x30/0x30 [ 224.180351][ T9490] ? rcu_read_lock_held+0x9c/0xb0 [ 224.185370][ T9490] ? __kasan_check_read+0x11/0x20 [ 224.190400][ T9490] ? __fget+0x2ac/0x410 [ 224.194551][ T9490] ? ksys_dup3+0x2e0/0x2e0 [ 224.198960][ T9490] ? find_held_lock+0x36/0x1d0 [ 224.203853][ T9490] ? __fget_light+0x179/0x1f0 [ 224.208538][ T9490] ? __fdget+0xe/0x10 [ 224.212514][ T9490] ? sockfd_lookup_light+0x1c/0x150 [ 224.217703][ T9490] __sys_sendmmsg+0x160/0x370 [ 224.222364][ T9490] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 224.227379][ T9490] ? vfs_write+0x25b/0x520 [ 224.231956][ T9490] ? lock_downgrade+0x900/0x900 [ 224.236793][ T9490] ? __kasan_check_write+0x14/0x20 [ 224.241900][ T9490] ? __mutex_unlock_slowpath+0xe0/0x690 [ 224.247527][ T9490] ? rcu_read_lock_any_held+0xcd/0xf0 [ 224.252900][ T9490] ? __kasan_check_write+0x14/0x20 [ 224.257985][ T9490] ? fput_many+0x1b/0x130 [ 224.262378][ T9490] ? fput+0xe/0x10 [ 224.266111][ T9490] ? ksys_write+0x181/0x220 [ 224.270619][ T9490] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 224.276076][ T9490] ? do_syscall_64+0x21/0x5f0 [ 224.280758][ T9490] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.286896][ T9490] __x64_sys_sendmmsg+0x98/0x100 [ 224.291835][ T9490] do_syscall_64+0xca/0x5f0 [ 224.296329][ T9490] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.302216][ T9490] RIP: 0033:0x45a639 [ 224.306111][ T9490] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 224.325726][ T9490] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 224.334138][ T9490] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 224.342109][ T9490] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 224.350082][ T9490] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 224.358123][ T9490] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 224.366108][ T9490] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 224.378052][ T9491] FAULT_INJECTION: forcing a failure. [ 224.378052][ T9491] name failslab, interval 1, probability 0, space 0, times 0 [ 224.390977][ T9491] CPU: 1 PID: 9491 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 224.399564][ T9491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.409616][ T9491] Call Trace: [ 224.412933][ T9491] dump_stack+0x12d/0x187 [ 224.417291][ T9491] should_fail.cold.4+0x5/0x13 [ 224.422066][ T9491] ? fault_create_debugfs_attr+0x150/0x150 [ 224.427894][ T9491] ? ___might_sleep+0x16b/0x2b0 [ 224.432745][ T9491] __should_failslab+0xba/0xf0 [ 224.437500][ T9491] should_failslab+0x9/0x14 [ 224.441983][ T9491] kmem_cache_alloc_node_trace+0x27b/0x770 [ 224.447780][ T9491] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 224.453831][ T9491] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 224.459637][ T9491] __kmalloc_node_track_caller+0x3c/0x70 [ 224.465260][ T9491] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 224.470705][ T9491] __alloc_skb+0xd7/0x570 [ 224.475021][ T9491] ? netdev_alloc_frag+0x160/0x160 [ 224.480118][ T9491] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 224.486434][ T9491] tc_ctl_tclass+0x457/0xbf0 [ 224.491059][ T9491] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 224.496864][ T9491] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 224.501994][ T9491] rtnetlink_rcv_msg+0x34a/0x8d0 [ 224.506923][ T9491] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 224.512496][ T9491] ? netlink_deliver_tap+0x160/0xac0 [ 224.517779][ T9491] netlink_rcv_skb+0x13c/0x380 [ 224.522558][ T9491] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 224.528980][ T9491] ? netlink_ack+0x970/0x970 [ 224.533697][ T9491] ? netlink_deliver_tap+0x178/0xac0 [ 224.538989][ T9491] rtnetlink_rcv+0x10/0x20 [ 224.543404][ T9491] netlink_unicast+0x45e/0x6a0 [ 224.548162][ T9491] ? netlink_attachskb+0x740/0x740 [ 224.553258][ T9491] ? _copy_from_iter_full+0x18a/0x780 [ 224.558730][ T9491] ? __kasan_check_read+0x11/0x20 [ 224.563850][ T9491] ? __check_object_size+0x203/0x2ea [ 224.569132][ T9491] netlink_sendmsg+0x7b0/0xcb0 [ 224.573997][ T9491] ? netlink_unicast+0x6a0/0x6a0 [ 224.578922][ T9491] ? tomoyo_socket_sendmsg+0x9/0x10 [ 224.584321][ T9491] ? netlink_unicast+0x6a0/0x6a0 [ 224.589853][ T9491] sock_sendmsg+0xb5/0xf0 [ 224.594171][ T9491] ____sys_sendmsg+0x3b0/0x950 [ 224.598918][ T9491] ? copy_msghdr_from_user+0x209/0x420 [ 224.604365][ T9491] ? kernel_sendmsg+0x30/0x30 [ 224.609046][ T9491] ___sys_sendmsg+0xe4/0x160 [ 224.613626][ T9491] ? sendmsg_copy_msghdr+0x30/0x30 [ 224.618714][ T9491] ? rcu_read_lock_held+0x9c/0xb0 [ 224.623732][ T9491] ? __kasan_check_read+0x11/0x20 [ 224.628743][ T9491] ? __fget+0x2ac/0x410 [ 224.632879][ T9491] ? ksys_dup3+0x2e0/0x2e0 [ 224.637298][ T9491] ? find_held_lock+0x36/0x1d0 [ 224.642044][ T9491] ? __fget_light+0x179/0x1f0 [ 224.646712][ T9491] ? __fdget+0xe/0x10 [ 224.650682][ T9491] ? sockfd_lookup_light+0x1c/0x150 [ 224.655871][ T9491] __sys_sendmmsg+0x160/0x370 [ 224.660550][ T9491] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 224.665578][ T9491] ? vfs_write+0x25b/0x520 [ 224.669978][ T9491] ? lock_downgrade+0x900/0x900 [ 224.674832][ T9491] ? __kasan_check_write+0x14/0x20 [ 224.679922][ T9491] ? __mutex_unlock_slowpath+0xe0/0x690 [ 224.685457][ T9491] ? rcu_read_lock_any_held+0xcd/0xf0 [ 224.690826][ T9491] ? __kasan_check_write+0x14/0x20 [ 224.695926][ T9491] ? fput_many+0x1b/0x130 [ 224.700238][ T9491] ? fput+0xe/0x10 [ 224.703946][ T9491] ? ksys_write+0x181/0x220 [ 224.708432][ T9491] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 224.713877][ T9491] ? do_syscall_64+0x21/0x5f0 [ 224.718537][ T9491] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.724606][ T9491] __x64_sys_sendmmsg+0x98/0x100 [ 224.729543][ T9491] do_syscall_64+0xca/0x5f0 [ 224.734103][ T9491] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.740110][ T9491] RIP: 0033:0x45a639 [ 224.744021][ T9491] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 224.764036][ T9491] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 224.772507][ T9491] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 224.780466][ T9491] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 224.788420][ T9491] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 224.796381][ T9491] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 224.804346][ T9491] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 224.816011][ T9492] FAULT_INJECTION: forcing a failure. [ 224.816011][ T9492] name failslab, interval 1, probability 0, space 0, times 0 [ 224.828841][ T9492] CPU: 1 PID: 9492 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 224.837417][ T9492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.847471][ T9492] Call Trace: [ 224.850763][ T9492] dump_stack+0x12d/0x187 [ 224.855101][ T9492] should_fail.cold.4+0x5/0x13 [ 224.859847][ T9492] ? fault_create_debugfs_attr+0x150/0x150 [ 224.865636][ T9492] ? ___might_sleep+0x16b/0x2b0 [ 224.870483][ T9492] __should_failslab+0xba/0xf0 [ 224.875234][ T9492] should_failslab+0x9/0x14 [ 224.879737][ T9492] kmem_cache_alloc_node_trace+0x27b/0x770 [ 224.885533][ T9492] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 224.891595][ T9492] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 224.897400][ T9492] __kmalloc_node_track_caller+0x3c/0x70 [ 224.903015][ T9492] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 224.908480][ T9492] __alloc_skb+0xd7/0x570 [ 224.912795][ T9492] ? netdev_alloc_frag+0x160/0x160 [ 224.918045][ T9492] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 224.924377][ T9492] tc_ctl_tclass+0x457/0xbf0 [ 224.928971][ T9492] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 224.934798][ T9492] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 224.939903][ T9492] rtnetlink_rcv_msg+0x34a/0x8d0 [ 224.944842][ T9492] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 224.950288][ T9492] ? netlink_deliver_tap+0x160/0xac0 [ 224.955559][ T9492] netlink_rcv_skb+0x13c/0x380 [ 224.960310][ T9492] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 224.965764][ T9492] ? netlink_ack+0x970/0x970 [ 224.970335][ T9492] ? netlink_deliver_tap+0x178/0xac0 [ 224.975601][ T9492] rtnetlink_rcv+0x10/0x20 [ 224.980009][ T9492] netlink_unicast+0x45e/0x6a0 [ 224.984755][ T9492] ? netlink_attachskb+0x740/0x740 [ 224.989874][ T9492] ? _copy_from_iter_full+0x18a/0x780 [ 224.995246][ T9492] ? __kasan_check_read+0x11/0x20 [ 225.000260][ T9492] ? __check_object_size+0x203/0x2ea [ 225.005561][ T9492] netlink_sendmsg+0x7b0/0xcb0 [ 225.010337][ T9492] ? netlink_unicast+0x6a0/0x6a0 [ 225.015283][ T9492] ? tomoyo_socket_sendmsg+0x9/0x10 [ 225.020624][ T9492] ? netlink_unicast+0x6a0/0x6a0 [ 225.025547][ T9492] sock_sendmsg+0xb5/0xf0 [ 225.029871][ T9492] ____sys_sendmsg+0x3b0/0x950 [ 225.034619][ T9492] ? copy_msghdr_from_user+0x209/0x420 [ 225.040076][ T9492] ? kernel_sendmsg+0x30/0x30 [ 225.044770][ T9492] ___sys_sendmsg+0xe4/0x160 [ 225.049350][ T9492] ? sendmsg_copy_msghdr+0x30/0x30 [ 225.054447][ T9492] ? rcu_read_lock_held+0x9c/0xb0 [ 225.059454][ T9492] ? __kasan_check_read+0x11/0x20 [ 225.064568][ T9492] ? __fget+0x2ac/0x410 [ 225.068812][ T9492] ? ksys_dup3+0x2e0/0x2e0 [ 225.073246][ T9492] ? find_held_lock+0x36/0x1d0 [ 225.078015][ T9492] ? __fget_light+0x179/0x1f0 [ 225.082685][ T9492] ? __fdget+0xe/0x10 [ 225.086649][ T9492] ? sockfd_lookup_light+0x1c/0x150 [ 225.091841][ T9492] __sys_sendmmsg+0x160/0x370 [ 225.096516][ T9492] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 225.101534][ T9492] ? vfs_write+0x25b/0x520 [ 225.105955][ T9492] ? lock_downgrade+0x900/0x900 [ 225.110791][ T9492] ? __kasan_check_write+0x14/0x20 [ 225.115903][ T9492] ? __mutex_unlock_slowpath+0xe0/0x690 [ 225.121450][ T9492] ? rcu_read_lock_any_held+0xcd/0xf0 [ 225.126831][ T9492] ? __kasan_check_write+0x14/0x20 [ 225.131927][ T9492] ? fput_many+0x1b/0x130 [ 225.136244][ T9492] ? fput+0xe/0x10 [ 225.139958][ T9492] ? ksys_write+0x181/0x220 [ 225.144440][ T9492] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 225.149875][ T9492] ? do_syscall_64+0x21/0x5f0 [ 225.154537][ T9492] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.160588][ T9492] __x64_sys_sendmmsg+0x98/0x100 [ 225.165506][ T9492] do_syscall_64+0xca/0x5f0 [ 225.170005][ T9492] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.176144][ T9492] RIP: 0033:0x45a639 [ 225.180032][ T9492] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 225.199632][ T9492] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 225.208039][ T9492] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 225.216174][ T9492] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 225.224308][ T9492] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 225.232258][ T9492] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 225.240314][ T9492] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 225.465097][ T9498] FAULT_INJECTION: forcing a failure. [ 225.465097][ T9498] name failslab, interval 1, probability 0, space 0, times 0 [ 225.478210][ T9498] CPU: 0 PID: 9498 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 225.486927][ T9498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.496976][ T9498] Call Trace: [ 225.500267][ T9498] dump_stack+0x12d/0x187 [ 225.504683][ T9498] should_fail.cold.4+0x5/0x13 [ 225.509435][ T9498] ? fault_create_debugfs_attr+0x150/0x150 [ 225.515227][ T9498] ? ___might_sleep+0x16b/0x2b0 [ 225.520076][ T9498] __should_failslab+0xba/0xf0 [ 225.524819][ T9498] should_failslab+0x9/0x14 [ 225.529314][ T9498] kmem_cache_alloc_node_trace+0x27b/0x770 [ 225.535129][ T9498] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 225.541271][ T9498] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 225.547155][ T9498] __kmalloc_node_track_caller+0x3c/0x70 [ 225.552768][ T9498] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 225.558219][ T9498] __alloc_skb+0xd7/0x570 [ 225.562532][ T9498] ? netdev_alloc_frag+0x160/0x160 [ 225.567632][ T9498] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 225.573981][ T9498] tc_ctl_tclass+0x457/0xbf0 [ 225.578589][ T9498] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 225.584394][ T9498] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 225.589517][ T9498] rtnetlink_rcv_msg+0x34a/0x8d0 [ 225.594465][ T9498] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 225.599930][ T9498] ? netlink_deliver_tap+0x160/0xac0 [ 225.605470][ T9498] netlink_rcv_skb+0x13c/0x380 [ 225.610266][ T9498] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 225.615722][ T9498] ? netlink_ack+0x970/0x970 [ 225.620303][ T9498] ? netlink_deliver_tap+0x178/0xac0 [ 225.625650][ T9498] rtnetlink_rcv+0x10/0x20 [ 225.630043][ T9498] netlink_unicast+0x45e/0x6a0 [ 225.634954][ T9498] ? netlink_attachskb+0x740/0x740 [ 225.640128][ T9498] ? _copy_from_iter_full+0x18a/0x780 [ 225.645522][ T9498] ? __kasan_check_read+0x11/0x20 [ 225.650536][ T9498] ? __check_object_size+0x203/0x2ea [ 225.655811][ T9498] netlink_sendmsg+0x7b0/0xcb0 [ 225.660644][ T9498] ? netlink_unicast+0x6a0/0x6a0 [ 225.665709][ T9498] ? tomoyo_socket_sendmsg+0x9/0x10 [ 225.670887][ T9498] ? netlink_unicast+0x6a0/0x6a0 [ 225.675809][ T9498] sock_sendmsg+0xb5/0xf0 [ 225.680125][ T9498] ____sys_sendmsg+0x3b0/0x950 [ 225.685052][ T9498] ? copy_msghdr_from_user+0x209/0x420 [ 225.690594][ T9498] ? kernel_sendmsg+0x30/0x30 [ 225.695267][ T9498] ___sys_sendmsg+0xe4/0x160 [ 225.699847][ T9498] ? sendmsg_copy_msghdr+0x30/0x30 [ 225.704935][ T9498] ? rcu_read_lock_held+0x9c/0xb0 [ 225.709940][ T9498] ? __kasan_check_read+0x11/0x20 [ 225.714952][ T9498] ? __fget+0x2ac/0x410 [ 225.719096][ T9498] ? ksys_dup3+0x2e0/0x2e0 [ 225.723490][ T9498] ? find_held_lock+0x36/0x1d0 [ 225.728238][ T9498] ? __fget_light+0x179/0x1f0 [ 225.732904][ T9498] ? __fdget+0xe/0x10 [ 225.737010][ T9498] ? sockfd_lookup_light+0x1c/0x150 [ 225.742195][ T9498] __sys_sendmmsg+0x160/0x370 [ 225.746851][ T9498] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 225.751851][ T9498] ? vfs_write+0x25b/0x520 [ 225.756245][ T9498] ? lock_downgrade+0x900/0x900 [ 225.761103][ T9498] ? __kasan_check_write+0x14/0x20 [ 225.766202][ T9498] ? __mutex_unlock_slowpath+0xe0/0x690 [ 225.771728][ T9498] ? rcu_read_lock_any_held+0xcd/0xf0 [ 225.777101][ T9498] ? __kasan_check_write+0x14/0x20 [ 225.782195][ T9498] ? fput_many+0x1b/0x130 [ 225.786503][ T9498] ? fput+0xe/0x10 [ 225.790195][ T9498] ? ksys_write+0x181/0x220 [ 225.794684][ T9498] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 225.800137][ T9498] ? do_syscall_64+0x21/0x5f0 [ 225.804817][ T9498] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.811038][ T9498] __x64_sys_sendmmsg+0x98/0x100 [ 225.815961][ T9498] do_syscall_64+0xca/0x5f0 [ 225.820513][ T9498] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.826395][ T9498] RIP: 0033:0x45a639 [ 225.830265][ T9498] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 225.850718][ T9498] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 225.859125][ T9498] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 225.867080][ T9498] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 225.875064][ T9498] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 225.883024][ T9498] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 225.890980][ T9498] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 226.634762][ T9520] FAULT_INJECTION: forcing a failure. [ 226.634762][ T9520] name failslab, interval 1, probability 0, space 0, times 0 [ 226.647564][ T9520] CPU: 0 PID: 9520 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 226.656144][ T9520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.666206][ T9520] Call Trace: [ 226.669490][ T9520] dump_stack+0x12d/0x187 [ 226.673825][ T9520] should_fail.cold.4+0x5/0x13 [ 226.678593][ T9520] ? fault_create_debugfs_attr+0x150/0x150 [ 226.684394][ T9520] ? ___might_sleep+0x16b/0x2b0 [ 226.690452][ T9520] __should_failslab+0xba/0xf0 [ 226.695206][ T9520] should_failslab+0x9/0x14 [ 226.699695][ T9520] kmem_cache_alloc_node_trace+0x27b/0x770 [ 226.705491][ T9520] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 226.711544][ T9520] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 226.718385][ T9520] __kmalloc_node_track_caller+0x3c/0x70 [ 226.724010][ T9520] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 226.729463][ T9520] __alloc_skb+0xd7/0x570 [ 226.733783][ T9520] ? netdev_alloc_frag+0x160/0x160 [ 226.738927][ T9520] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 226.745676][ T9520] tc_ctl_tclass+0x457/0xbf0 [ 226.750249][ T9520] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 226.756044][ T9520] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 226.761158][ T9520] rtnetlink_rcv_msg+0x34a/0x8d0 [ 226.766080][ T9520] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 226.771513][ T9520] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 226.776967][ T9520] netlink_rcv_skb+0x13c/0x380 [ 226.781752][ T9520] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 226.788178][ T9520] ? netlink_ack+0x970/0x970 [ 226.792758][ T9520] ? netlink_deliver_tap+0x178/0xac0 [ 226.798051][ T9520] rtnetlink_rcv+0x10/0x20 [ 226.802469][ T9520] netlink_unicast+0x45e/0x6a0 [ 226.807583][ T9520] ? netlink_attachskb+0x740/0x740 [ 226.812692][ T9520] ? _copy_from_iter_full+0x18a/0x780 [ 226.818073][ T9520] ? __kasan_check_read+0x11/0x20 [ 226.823099][ T9520] ? __check_object_size+0x203/0x2ea [ 226.828365][ T9520] netlink_sendmsg+0x7b0/0xcb0 [ 226.833127][ T9520] ? netlink_unicast+0x6a0/0x6a0 [ 226.838063][ T9520] ? tomoyo_socket_sendmsg+0x9/0x10 [ 226.843256][ T9520] ? netlink_unicast+0x6a0/0x6a0 [ 226.848191][ T9520] sock_sendmsg+0xb5/0xf0 [ 226.852509][ T9520] ____sys_sendmsg+0x3b0/0x950 [ 226.857265][ T9520] ? copy_msghdr_from_user+0x209/0x420 [ 226.862728][ T9520] ? kernel_sendmsg+0x30/0x30 [ 226.867411][ T9520] ___sys_sendmsg+0xe4/0x160 [ 226.871988][ T9520] ? sendmsg_copy_msghdr+0x30/0x30 [ 226.877076][ T9520] ? rcu_read_lock_held+0x9c/0xb0 [ 226.882088][ T9520] ? __kasan_check_read+0x11/0x20 [ 226.888045][ T9520] ? __fget+0x2ac/0x410 [ 226.892441][ T9520] ? ksys_dup3+0x2e0/0x2e0 [ 226.896845][ T9520] ? find_held_lock+0x36/0x1d0 [ 226.901598][ T9520] ? __fget_light+0x179/0x1f0 [ 226.906252][ T9520] ? __fdget+0xe/0x10 [ 226.910218][ T9520] ? sockfd_lookup_light+0x1c/0x150 [ 226.915418][ T9520] __sys_sendmmsg+0x160/0x370 [ 226.920095][ T9520] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 226.925234][ T9520] ? vfs_write+0x25b/0x520 [ 226.929737][ T9520] ? lock_downgrade+0x900/0x900 [ 226.934588][ T9520] ? __kasan_check_write+0x14/0x20 [ 226.939692][ T9520] ? __mutex_unlock_slowpath+0xe0/0x690 [ 226.945224][ T9520] ? rcu_read_lock_any_held+0xcd/0xf0 [ 226.950581][ T9520] ? __kasan_check_write+0x14/0x20 [ 226.955674][ T9520] ? fput_many+0x1b/0x130 [ 226.959988][ T9520] ? fput+0xe/0x10 [ 226.963693][ T9520] ? ksys_write+0x181/0x220 [ 226.968263][ T9520] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 226.973713][ T9520] ? do_syscall_64+0x21/0x5f0 [ 226.978383][ T9520] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.984440][ T9520] __x64_sys_sendmmsg+0x98/0x100 [ 226.990011][ T9520] do_syscall_64+0xca/0x5f0 [ 226.994775][ T9520] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.000663][ T9520] RIP: 0033:0x45a639 [ 227.004552][ T9520] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 227.024162][ T9520] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 227.032556][ T9520] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 227.040510][ T9520] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 227.048480][ T9520] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 227.056463][ T9520] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 227.064425][ T9520] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 227.073029][ T9521] FAULT_INJECTION: forcing a failure. [ 227.073029][ T9521] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 227.086232][ T9521] CPU: 0 PID: 9521 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 227.095156][ T9521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.105207][ T9521] Call Trace: [ 227.108502][ T9521] dump_stack+0x12d/0x187 [ 227.112818][ T9521] should_fail.cold.4+0x5/0x13 [ 227.117579][ T9521] ? fault_create_debugfs_attr+0x150/0x150 [ 227.123388][ T9521] ? __lock_acquire+0x100f/0x4ef0 [ 227.128402][ T9521] ? __kasan_check_read+0x11/0x20 [ 227.133411][ T9521] ? mark_lock+0xc5/0x11d0 [ 227.137837][ T9521] should_fail_alloc_page+0x50/0x60 [ 227.143025][ T9521] __alloc_pages_nodemask+0x17f/0x890 [ 227.148377][ T9521] ? __alloc_pages_slowpath+0x2570/0x2570 [ 227.154099][ T9521] cache_grow_begin+0x92/0xc90 [ 227.158945][ T9521] ? kmem_cache_alloc_trace+0xa0/0x780 [ 227.164404][ T9521] ? trace_hardirqs_off+0x41/0x1a0 [ 227.169508][ T9521] kmem_cache_alloc_trace+0x6b0/0x780 [ 227.175010][ T9521] ? qfq_change_class+0xac9/0x16c4 [ 227.180114][ T9521] qfq_change_class+0xb0f/0x16c4 [ 227.185050][ T9521] ? qfq_delete_class+0x600/0x600 [ 227.190065][ T9521] ? ns_capable_common+0x5e/0xd0 [ 227.194993][ T9521] tc_ctl_tclass+0x427/0xbf0 [ 227.199570][ T9521] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 227.205353][ T9521] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 227.210458][ T9521] rtnetlink_rcv_msg+0x34a/0x8d0 [ 227.215429][ T9521] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 227.221023][ T9521] ? netlink_deliver_tap+0x160/0xac0 [ 227.226302][ T9521] netlink_rcv_skb+0x13c/0x380 [ 227.231218][ T9521] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 227.236680][ T9521] ? netlink_ack+0x970/0x970 [ 227.241279][ T9521] ? netlink_deliver_tap+0x178/0xac0 [ 227.246653][ T9521] rtnetlink_rcv+0x10/0x20 [ 227.251094][ T9521] netlink_unicast+0x45e/0x6a0 [ 227.255855][ T9521] ? netlink_attachskb+0x740/0x740 [ 227.261114][ T9521] ? _copy_from_iter_full+0x18a/0x780 [ 227.266477][ T9521] ? __kasan_check_read+0x11/0x20 [ 227.271484][ T9521] ? __check_object_size+0x203/0x2ea [ 227.276787][ T9521] netlink_sendmsg+0x7b0/0xcb0 [ 227.281546][ T9521] ? netlink_unicast+0x6a0/0x6a0 [ 227.287255][ T9521] ? tomoyo_socket_sendmsg+0x9/0x10 [ 227.292450][ T9521] ? netlink_unicast+0x6a0/0x6a0 [ 227.297408][ T9521] sock_sendmsg+0xb5/0xf0 [ 227.301835][ T9521] ____sys_sendmsg+0x3b0/0x950 [ 227.306598][ T9521] ? copy_msghdr_from_user+0x209/0x420 [ 227.312035][ T9521] ? kernel_sendmsg+0x30/0x30 [ 227.316791][ T9521] ___sys_sendmsg+0xe4/0x160 [ 227.321384][ T9521] ? sendmsg_copy_msghdr+0x30/0x30 [ 227.326493][ T9521] ? rcu_read_lock_held+0x9c/0xb0 [ 227.331497][ T9521] ? __kasan_check_read+0x11/0x20 [ 227.336513][ T9521] ? __fget+0x2ac/0x410 [ 227.340691][ T9521] ? ksys_dup3+0x2e0/0x2e0 [ 227.345118][ T9521] ? find_held_lock+0x36/0x1d0 [ 227.349882][ T9521] ? __fget_light+0x179/0x1f0 [ 227.354545][ T9521] ? __fdget+0xe/0x10 [ 227.358581][ T9521] ? sockfd_lookup_light+0x1c/0x150 [ 227.363770][ T9521] __sys_sendmmsg+0x160/0x370 [ 227.368450][ T9521] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 227.373460][ T9521] ? vfs_write+0x25b/0x520 [ 227.377862][ T9521] ? lock_downgrade+0x900/0x900 [ 227.382719][ T9521] ? __kasan_check_write+0x14/0x20 [ 227.387823][ T9521] ? __mutex_unlock_slowpath+0xe0/0x690 [ 227.393360][ T9521] ? rcu_read_lock_any_held+0xcd/0xf0 [ 227.398747][ T9521] ? __kasan_check_write+0x14/0x20 [ 227.403858][ T9521] ? fput_many+0x1b/0x130 [ 227.408169][ T9521] ? fput+0xe/0x10 [ 227.411867][ T9521] ? ksys_write+0x181/0x220 [ 227.416354][ T9521] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 227.421810][ T9521] ? do_syscall_64+0x21/0x5f0 [ 227.426488][ T9521] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.432533][ T9521] __x64_sys_sendmmsg+0x98/0x100 [ 227.437461][ T9521] do_syscall_64+0xca/0x5f0 [ 227.442019][ T9521] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.447899][ T9521] RIP: 0033:0x45a639 [ 227.451871][ T9521] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 227.473896][ T9521] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 227.482300][ T9521] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 227.490272][ T9521] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 227.498238][ T9521] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 227.506205][ T9521] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 227.514292][ T9521] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 227.524892][ T9522] FAULT_INJECTION: forcing a failure. [ 227.524892][ T9522] name failslab, interval 1, probability 0, space 0, times 0 [ 227.537615][ T9522] CPU: 0 PID: 9522 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 227.546976][ T9522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.557040][ T9522] Call Trace: [ 227.560334][ T9522] dump_stack+0x12d/0x187 [ 227.564669][ T9522] should_fail.cold.4+0x5/0x13 [ 227.569433][ T9522] ? fault_create_debugfs_attr+0x150/0x150 [ 227.575354][ T9522] ? ___might_sleep+0x16b/0x2b0 [ 227.580198][ T9522] __should_failslab+0xba/0xf0 [ 227.584948][ T9522] should_failslab+0x9/0x14 [ 227.589431][ T9522] kmem_cache_alloc_node+0x266/0x760 [ 227.594699][ T9522] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 227.599982][ T9522] ? __local_bh_enable_ip+0x160/0x260 [ 227.605447][ T9522] ? qfq_change_class+0x538/0x16c4 [ 227.610545][ T9522] ? trace_hardirqs_on+0x28/0x1a0 [ 227.616669][ T9522] __alloc_skb+0xa7/0x570 [ 227.620996][ T9522] ? netdev_alloc_frag+0x160/0x160 [ 227.626175][ T9522] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 227.632504][ T9522] tc_ctl_tclass+0x457/0xbf0 [ 227.637093][ T9522] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 227.642903][ T9522] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 227.648196][ T9522] rtnetlink_rcv_msg+0x34a/0x8d0 [ 227.653125][ T9522] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 227.658581][ T9522] ? netlink_deliver_tap+0x160/0xac0 [ 227.663906][ T9522] netlink_rcv_skb+0x13c/0x380 [ 227.668672][ T9522] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 227.674119][ T9522] ? netlink_ack+0x970/0x970 [ 227.678829][ T9522] ? netlink_deliver_tap+0x178/0xac0 [ 227.684108][ T9522] rtnetlink_rcv+0x10/0x20 [ 227.688504][ T9522] netlink_unicast+0x45e/0x6a0 [ 227.693332][ T9522] ? netlink_attachskb+0x740/0x740 [ 227.698424][ T9522] ? _copy_from_iter_full+0x18a/0x780 [ 227.703880][ T9522] ? __kasan_check_read+0x11/0x20 [ 227.708897][ T9522] ? __check_object_size+0x203/0x2ea [ 227.714171][ T9522] netlink_sendmsg+0x7b0/0xcb0 [ 227.718929][ T9522] ? netlink_unicast+0x6a0/0x6a0 [ 227.723864][ T9522] ? tomoyo_socket_sendmsg+0x9/0x10 [ 227.729139][ T9522] ? netlink_unicast+0x6a0/0x6a0 [ 227.734157][ T9522] sock_sendmsg+0xb5/0xf0 [ 227.738486][ T9522] ____sys_sendmsg+0x3b0/0x950 [ 227.743252][ T9522] ? copy_msghdr_from_user+0x209/0x420 [ 227.748930][ T9522] ? kernel_sendmsg+0x30/0x30 [ 227.753603][ T9522] ___sys_sendmsg+0xe4/0x160 [ 227.758187][ T9522] ? sendmsg_copy_msghdr+0x30/0x30 [ 227.763300][ T9522] ? rcu_read_lock_held+0x9c/0xb0 [ 227.768321][ T9522] ? __kasan_check_read+0x11/0x20 [ 227.773526][ T9522] ? __fget+0x2ac/0x410 [ 227.777679][ T9522] ? ksys_dup3+0x2e0/0x2e0 [ 227.782093][ T9522] ? find_held_lock+0x36/0x1d0 [ 227.786835][ T9522] ? __fget_light+0x179/0x1f0 [ 227.791489][ T9522] ? __fdget+0xe/0x10 [ 227.795457][ T9522] ? sockfd_lookup_light+0x1c/0x150 [ 227.800649][ T9522] __sys_sendmmsg+0x160/0x370 [ 227.805380][ T9522] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 227.810416][ T9522] ? vfs_write+0x25b/0x520 [ 227.814834][ T9522] ? lock_downgrade+0x900/0x900 [ 227.819677][ T9522] ? __kasan_check_write+0x14/0x20 [ 227.824803][ T9522] ? __mutex_unlock_slowpath+0xe0/0x690 [ 227.830334][ T9522] ? rcu_read_lock_any_held+0xcd/0xf0 [ 227.835703][ T9522] ? __kasan_check_write+0x14/0x20 [ 227.840810][ T9522] ? fput_many+0x1b/0x130 [ 227.845133][ T9522] ? fput+0xe/0x10 [ 227.848837][ T9522] ? ksys_write+0x181/0x220 [ 227.853338][ T9522] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 227.858785][ T9522] ? do_syscall_64+0x21/0x5f0 [ 227.863741][ T9522] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.869914][ T9522] __x64_sys_sendmmsg+0x98/0x100 [ 227.875364][ T9522] do_syscall_64+0xca/0x5f0 [ 227.879859][ T9522] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.885760][ T9522] RIP: 0033:0x45a639 [ 227.889827][ T9522] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 227.909420][ T9522] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 227.917820][ T9522] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 227.925791][ T9522] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 227.933754][ T9522] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 227.941718][ T9522] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 227.949670][ T9522] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 227.959076][ T9523] FAULT_INJECTION: forcing a failure. [ 227.959076][ T9523] name failslab, interval 1, probability 0, space 0, times 0 [ 227.971942][ T9523] CPU: 1 PID: 9523 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 227.980526][ T9523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.990566][ T9523] Call Trace: [ 227.993843][ T9523] dump_stack+0x12d/0x187 [ 227.998153][ T9523] should_fail.cold.4+0x5/0x13 [ 228.002911][ T9523] ? fault_create_debugfs_attr+0x150/0x150 [ 228.008706][ T9523] ? ___might_sleep+0x16b/0x2b0 [ 228.013535][ T9523] __should_failslab+0xba/0xf0 [ 228.018288][ T9523] should_failslab+0x9/0x14 [ 228.022802][ T9523] kmem_cache_alloc_node_trace+0x27b/0x770 [ 228.028599][ T9523] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 228.034673][ T9523] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 228.040472][ T9523] __kmalloc_node_track_caller+0x3c/0x70 [ 228.046084][ T9523] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 228.051518][ T9523] __alloc_skb+0xd7/0x570 [ 228.055844][ T9523] ? netdev_alloc_frag+0x160/0x160 [ 228.060936][ T9523] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 228.067238][ T9523] tc_ctl_tclass+0x457/0xbf0 [ 228.071813][ T9523] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 228.077610][ T9523] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 228.082713][ T9523] rtnetlink_rcv_msg+0x34a/0x8d0 [ 228.087627][ T9523] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 228.093089][ T9523] ? netlink_deliver_tap+0x160/0xac0 [ 228.098357][ T9523] netlink_rcv_skb+0x13c/0x380 [ 228.103095][ T9523] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 228.108535][ T9523] ? netlink_ack+0x970/0x970 [ 228.113125][ T9523] ? netlink_deliver_tap+0x178/0xac0 [ 228.118523][ T9523] rtnetlink_rcv+0x10/0x20 [ 228.122930][ T9523] netlink_unicast+0x45e/0x6a0 [ 228.127693][ T9523] ? netlink_attachskb+0x740/0x740 [ 228.132791][ T9523] ? _copy_from_iter_full+0x18a/0x780 [ 228.138148][ T9523] ? __kasan_check_read+0x11/0x20 [ 228.143169][ T9523] ? __check_object_size+0x203/0x2ea [ 228.148442][ T9523] netlink_sendmsg+0x7b0/0xcb0 [ 228.153295][ T9523] ? netlink_unicast+0x6a0/0x6a0 [ 228.158314][ T9523] ? tomoyo_socket_sendmsg+0x9/0x10 [ 228.163631][ T9523] ? netlink_unicast+0x6a0/0x6a0 [ 228.168551][ T9523] sock_sendmsg+0xb5/0xf0 [ 228.172855][ T9523] ____sys_sendmsg+0x3b0/0x950 [ 228.177593][ T9523] ? copy_msghdr_from_user+0x209/0x420 [ 228.183027][ T9523] ? kernel_sendmsg+0x30/0x30 [ 228.187713][ T9523] ___sys_sendmsg+0xe4/0x160 [ 228.192275][ T9523] ? sendmsg_copy_msghdr+0x30/0x30 [ 228.197357][ T9523] ? rcu_read_lock_held+0x9c/0xb0 [ 228.202356][ T9523] ? __kasan_check_read+0x11/0x20 [ 228.207361][ T9523] ? __fget+0x2ac/0x410 [ 228.211494][ T9523] ? ksys_dup3+0x2e0/0x2e0 [ 228.215888][ T9523] ? find_held_lock+0x36/0x1d0 [ 228.220624][ T9523] ? __fget_light+0x179/0x1f0 [ 228.225277][ T9523] ? __fdget+0xe/0x10 [ 228.229238][ T9523] ? sockfd_lookup_light+0x1c/0x150 [ 228.235637][ T9523] __sys_sendmmsg+0x160/0x370 [ 228.240320][ T9523] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 228.245330][ T9523] ? vfs_write+0x25b/0x520 [ 228.249728][ T9523] ? lock_downgrade+0x900/0x900 [ 228.254565][ T9523] ? __kasan_check_write+0x14/0x20 [ 228.259648][ T9523] ? __mutex_unlock_slowpath+0xe0/0x690 [ 228.265182][ T9523] ? rcu_read_lock_any_held+0xcd/0xf0 [ 228.270533][ T9523] ? __kasan_check_write+0x14/0x20 [ 228.275621][ T9523] ? fput_many+0x1b/0x130 [ 228.280056][ T9523] ? fput+0xe/0x10 [ 228.283768][ T9523] ? ksys_write+0x181/0x220 [ 228.288311][ T9523] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 228.293892][ T9523] ? do_syscall_64+0x21/0x5f0 [ 228.298551][ T9523] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.304605][ T9523] __x64_sys_sendmmsg+0x98/0x100 [ 228.309544][ T9523] do_syscall_64+0xca/0x5f0 [ 228.314040][ T9523] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.319937][ T9523] RIP: 0033:0x45a639 [ 228.323819][ T9523] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 228.343410][ T9523] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 228.351897][ T9523] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 228.359848][ T9523] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 228.367885][ T9523] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 228.375854][ T9523] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 228.383814][ T9523] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 228.604788][ T9529] FAULT_INJECTION: forcing a failure. [ 228.604788][ T9529] name failslab, interval 1, probability 0, space 0, times 0 [ 228.617705][ T9529] CPU: 0 PID: 9529 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 228.626288][ T9529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.637175][ T9529] Call Trace: [ 228.640472][ T9529] dump_stack+0x12d/0x187 [ 228.644799][ T9529] should_fail.cold.4+0x5/0x13 [ 228.649554][ T9529] ? fault_create_debugfs_attr+0x150/0x150 [ 228.655341][ T9529] ? ___might_sleep+0x16b/0x2b0 [ 228.660190][ T9529] __should_failslab+0xba/0xf0 [ 228.664940][ T9529] should_failslab+0x9/0x14 [ 228.669429][ T9529] kmem_cache_alloc_node+0x266/0x760 [ 228.674690][ T9529] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 228.679964][ T9529] ? __local_bh_enable_ip+0x160/0x260 [ 228.685316][ T9529] ? qfq_change_class+0x538/0x16c4 [ 228.690412][ T9529] ? trace_hardirqs_on+0x28/0x1a0 [ 228.695417][ T9529] __alloc_skb+0xa7/0x570 [ 228.699750][ T9529] ? netdev_alloc_frag+0x160/0x160 [ 228.704866][ T9529] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 228.711375][ T9529] tc_ctl_tclass+0x457/0xbf0 [ 228.715955][ T9529] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 228.721744][ T9529] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 228.726854][ T9529] rtnetlink_rcv_msg+0x34a/0x8d0 [ 228.731795][ T9529] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 228.737377][ T9529] ? netlink_deliver_tap+0x160/0xac0 [ 228.742661][ T9529] netlink_rcv_skb+0x13c/0x380 [ 228.747424][ T9529] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 228.752877][ T9529] ? netlink_ack+0x970/0x970 [ 228.757449][ T9529] ? netlink_deliver_tap+0x178/0xac0 [ 228.762780][ T9529] rtnetlink_rcv+0x10/0x20 [ 228.767181][ T9529] netlink_unicast+0x45e/0x6a0 [ 228.771930][ T9529] ? netlink_attachskb+0x740/0x740 [ 228.777015][ T9529] ? _copy_from_iter_full+0x18a/0x780 [ 228.782362][ T9529] ? __kasan_check_read+0x11/0x20 [ 228.787377][ T9529] ? __check_object_size+0x203/0x2ea [ 228.792649][ T9529] netlink_sendmsg+0x7b0/0xcb0 [ 228.797404][ T9529] ? netlink_unicast+0x6a0/0x6a0 [ 228.802326][ T9529] ? tomoyo_socket_sendmsg+0x9/0x10 [ 228.807638][ T9529] ? netlink_unicast+0x6a0/0x6a0 [ 228.812581][ T9529] sock_sendmsg+0xb5/0xf0 [ 228.816890][ T9529] ____sys_sendmsg+0x3b0/0x950 [ 228.821631][ T9529] ? copy_msghdr_from_user+0x209/0x420 [ 228.827094][ T9529] ? kernel_sendmsg+0x30/0x30 [ 228.831772][ T9529] ___sys_sendmsg+0xe4/0x160 [ 228.836406][ T9529] ? sendmsg_copy_msghdr+0x30/0x30 [ 228.841496][ T9529] ? rcu_read_lock_held+0x9c/0xb0 [ 228.846778][ T9529] ? __kasan_check_read+0x11/0x20 [ 228.851913][ T9529] ? __fget+0x2ac/0x410 [ 228.856054][ T9529] ? ksys_dup3+0x2e0/0x2e0 [ 228.860466][ T9529] ? find_held_lock+0x36/0x1d0 [ 228.865220][ T9529] ? __fget_light+0x179/0x1f0 [ 228.869908][ T9529] ? __fdget+0xe/0x10 [ 228.873872][ T9529] ? sockfd_lookup_light+0x1c/0x150 [ 228.880356][ T9529] __sys_sendmmsg+0x160/0x370 [ 228.885020][ T9529] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 228.890031][ T9529] ? vfs_write+0x25b/0x520 [ 228.894439][ T9529] ? lock_downgrade+0x900/0x900 [ 228.899274][ T9529] ? __kasan_check_write+0x14/0x20 [ 228.904367][ T9529] ? __mutex_unlock_slowpath+0xe0/0x690 [ 228.909902][ T9529] ? rcu_read_lock_any_held+0xcd/0xf0 [ 228.915267][ T9529] ? __kasan_check_write+0x14/0x20 [ 228.920813][ T9529] ? fput_many+0x1b/0x130 [ 228.925123][ T9529] ? fput+0xe/0x10 [ 228.928827][ T9529] ? ksys_write+0x181/0x220 [ 228.933307][ T9529] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 228.938744][ T9529] ? do_syscall_64+0x21/0x5f0 [ 228.943398][ T9529] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.949462][ T9529] __x64_sys_sendmmsg+0x98/0x100 [ 228.954378][ T9529] do_syscall_64+0xca/0x5f0 [ 228.958875][ T9529] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.964805][ T9529] RIP: 0033:0x45a639 [ 228.968686][ T9529] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 228.990276][ T9529] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 228.998679][ T9529] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 2020/01/13 17:05:50 executed programs: 261 [ 229.006637][ T9529] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 229.014604][ T9529] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 229.022560][ T9529] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 229.030533][ T9529] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 229.984512][ T9558] FAULT_INJECTION: forcing a failure. [ 229.984512][ T9558] name failslab, interval 1, probability 0, space 0, times 0 [ 229.998992][ T9558] CPU: 1 PID: 9558 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 230.007612][ T9558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.017684][ T9558] Call Trace: [ 230.021220][ T9558] dump_stack+0x12d/0x187 [ 230.025753][ T9558] should_fail.cold.4+0x5/0x13 [ 230.030626][ T9558] ? fault_create_debugfs_attr+0x150/0x150 [ 230.036519][ T9558] ? ___might_sleep+0x16b/0x2b0 [ 230.041379][ T9558] __should_failslab+0xba/0xf0 [ 230.046130][ T9558] should_failslab+0x9/0x14 [ 230.050632][ T9558] kmem_cache_alloc_node_trace+0x27b/0x770 [ 230.056444][ T9558] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 230.062506][ T9558] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 230.068764][ T9558] __kmalloc_node_track_caller+0x3c/0x70 [ 230.074403][ T9558] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 230.079864][ T9558] __alloc_skb+0xd7/0x570 [ 230.084187][ T9558] ? netdev_alloc_frag+0x160/0x160 [ 230.089310][ T9558] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 230.095634][ T9558] tc_ctl_tclass+0x457/0xbf0 [ 230.100259][ T9558] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 230.106091][ T9558] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 230.111213][ T9558] rtnetlink_rcv_msg+0x34a/0x8d0 [ 230.116142][ T9558] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 230.121610][ T9558] ? netlink_deliver_tap+0x160/0xac0 [ 230.126877][ T9558] netlink_rcv_skb+0x13c/0x380 [ 230.131684][ T9558] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 230.137148][ T9558] ? netlink_ack+0x970/0x970 [ 230.141757][ T9558] ? netlink_deliver_tap+0x178/0xac0 [ 230.147058][ T9558] rtnetlink_rcv+0x10/0x20 [ 230.151466][ T9558] netlink_unicast+0x45e/0x6a0 [ 230.156228][ T9558] ? netlink_attachskb+0x740/0x740 [ 230.161325][ T9558] ? _copy_from_iter_full+0x18a/0x780 [ 230.166702][ T9558] ? __kasan_check_read+0x11/0x20 [ 230.171728][ T9558] ? __check_object_size+0x203/0x2ea [ 230.177035][ T9558] netlink_sendmsg+0x7b0/0xcb0 [ 230.181790][ T9558] ? netlink_unicast+0x6a0/0x6a0 [ 230.186723][ T9558] ? tomoyo_socket_sendmsg+0x9/0x10 [ 230.191899][ T9558] ? netlink_unicast+0x6a0/0x6a0 [ 230.196830][ T9558] sock_sendmsg+0xb5/0xf0 [ 230.201145][ T9558] ____sys_sendmsg+0x3b0/0x950 [ 230.205901][ T9558] ? copy_msghdr_from_user+0x209/0x420 [ 230.211361][ T9558] ? kernel_sendmsg+0x30/0x30 [ 230.216031][ T9558] ___sys_sendmsg+0xe4/0x160 [ 230.220609][ T9558] ? sendmsg_copy_msghdr+0x30/0x30 [ 230.225695][ T9558] ? rcu_read_lock_held+0x9c/0xb0 [ 230.230722][ T9558] ? __kasan_check_read+0x11/0x20 [ 230.235758][ T9558] ? __fget+0x2ac/0x410 [ 230.239933][ T9558] ? ksys_dup3+0x2e0/0x2e0 [ 230.244351][ T9558] ? find_held_lock+0x36/0x1d0 [ 230.249112][ T9558] ? __fget_light+0x179/0x1f0 [ 230.253876][ T9558] ? __fdget+0xe/0x10 [ 230.257986][ T9558] ? sockfd_lookup_light+0x1c/0x150 [ 230.263193][ T9558] __sys_sendmmsg+0x160/0x370 [ 230.267854][ T9558] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 230.272861][ T9558] ? vfs_write+0x25b/0x520 [ 230.277268][ T9558] ? lock_downgrade+0x900/0x900 [ 230.282123][ T9558] ? __kasan_check_write+0x14/0x20 [ 230.287651][ T9558] ? __mutex_unlock_slowpath+0xe0/0x690 [ 230.293184][ T9558] ? rcu_read_lock_any_held+0xcd/0xf0 [ 230.298566][ T9558] ? __kasan_check_write+0x14/0x20 [ 230.303769][ T9558] ? fput_many+0x1b/0x130 [ 230.308108][ T9558] ? fput+0xe/0x10 [ 230.311829][ T9558] ? ksys_write+0x181/0x220 [ 230.316556][ T9558] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 230.322141][ T9558] ? do_syscall_64+0x21/0x5f0 [ 230.326829][ T9558] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.332895][ T9558] __x64_sys_sendmmsg+0x98/0x100 [ 230.337826][ T9558] do_syscall_64+0xca/0x5f0 [ 230.342321][ T9558] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.348200][ T9558] RIP: 0033:0x45a639 [ 230.352113][ T9558] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 230.371714][ T9558] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 230.380145][ T9558] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 230.388237][ T9558] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 230.396242][ T9558] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 230.404362][ T9558] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 230.412466][ T9558] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 230.424562][ T9559] FAULT_INJECTION: forcing a failure. [ 230.424562][ T9559] name failslab, interval 1, probability 0, space 0, times 0 [ 230.437730][ T9559] CPU: 1 PID: 9559 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 230.446323][ T9559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.456390][ T9559] Call Trace: [ 230.459710][ T9559] dump_stack+0x12d/0x187 [ 230.464109][ T9559] should_fail.cold.4+0x5/0x13 [ 230.468886][ T9559] ? fault_create_debugfs_attr+0x150/0x150 [ 230.474740][ T9559] ? ___might_sleep+0x16b/0x2b0 [ 230.479598][ T9559] __should_failslab+0xba/0xf0 [ 230.484352][ T9559] should_failslab+0x9/0x14 [ 230.488840][ T9559] kmem_cache_alloc_node_trace+0x27b/0x770 [ 230.494650][ T9559] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 230.500725][ T9559] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 230.506607][ T9559] __kmalloc_node_track_caller+0x3c/0x70 [ 230.512266][ T9559] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 230.517744][ T9559] __alloc_skb+0xd7/0x570 [ 230.522086][ T9559] ? netdev_alloc_frag+0x160/0x160 [ 230.527213][ T9559] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 230.533541][ T9559] tc_ctl_tclass+0x457/0xbf0 [ 230.538138][ T9559] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 230.544071][ T9559] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 230.549278][ T9559] rtnetlink_rcv_msg+0x34a/0x8d0 [ 230.554246][ T9559] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 230.559697][ T9559] ? netlink_deliver_tap+0x160/0xac0 [ 230.565076][ T9559] netlink_rcv_skb+0x13c/0x380 [ 230.569853][ T9559] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 230.575443][ T9559] ? netlink_ack+0x970/0x970 [ 230.580067][ T9559] ? netlink_deliver_tap+0x178/0xac0 [ 230.585357][ T9559] rtnetlink_rcv+0x10/0x20 [ 230.589964][ T9559] netlink_unicast+0x45e/0x6a0 [ 230.594737][ T9559] ? netlink_attachskb+0x740/0x740 [ 230.599883][ T9559] ? _copy_from_iter_full+0x18a/0x780 [ 230.605294][ T9559] ? __kasan_check_read+0x11/0x20 [ 230.610321][ T9559] ? __check_object_size+0x203/0x2ea [ 230.615624][ T9559] netlink_sendmsg+0x7b0/0xcb0 [ 230.620423][ T9559] ? netlink_unicast+0x6a0/0x6a0 [ 230.625406][ T9559] ? tomoyo_socket_sendmsg+0x9/0x10 [ 230.630641][ T9559] ? netlink_unicast+0x6a0/0x6a0 [ 230.635641][ T9559] sock_sendmsg+0xb5/0xf0 [ 230.639989][ T9559] ____sys_sendmsg+0x3b0/0x950 [ 230.646137][ T9559] ? copy_msghdr_from_user+0x209/0x420 [ 230.651978][ T9559] ? kernel_sendmsg+0x30/0x30 [ 230.656683][ T9559] ___sys_sendmsg+0xe4/0x160 [ 230.661288][ T9559] ? sendmsg_copy_msghdr+0x30/0x30 [ 230.666409][ T9559] ? rcu_read_lock_held+0x9c/0xb0 [ 230.671478][ T9559] ? __kasan_check_read+0x11/0x20 [ 230.676509][ T9559] ? __fget+0x2ac/0x410 [ 230.680716][ T9559] ? ksys_dup3+0x2e0/0x2e0 [ 230.685158][ T9559] ? find_held_lock+0x36/0x1d0 [ 230.690019][ T9559] ? __fget_light+0x179/0x1f0 [ 230.694721][ T9559] ? __fdget+0xe/0x10 [ 230.698727][ T9559] ? sockfd_lookup_light+0x1c/0x150 [ 230.703944][ T9559] __sys_sendmmsg+0x160/0x370 [ 230.708675][ T9559] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 230.713698][ T9559] ? vfs_write+0x25b/0x520 [ 230.718138][ T9559] ? lock_downgrade+0x900/0x900 [ 230.722993][ T9559] ? __kasan_check_write+0x14/0x20 [ 230.728144][ T9559] ? __mutex_unlock_slowpath+0xe0/0x690 [ 230.733741][ T9559] ? rcu_read_lock_any_held+0xcd/0xf0 [ 230.739182][ T9559] ? __kasan_check_write+0x14/0x20 [ 230.744326][ T9559] ? fput_many+0x1b/0x130 [ 230.748687][ T9559] ? fput+0xe/0x10 [ 230.752407][ T9559] ? ksys_write+0x181/0x220 [ 230.756898][ T9559] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 230.762352][ T9559] ? do_syscall_64+0x21/0x5f0 [ 230.767023][ T9559] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.773086][ T9559] __x64_sys_sendmmsg+0x98/0x100 [ 230.778016][ T9559] do_syscall_64+0xca/0x5f0 [ 230.782521][ T9559] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.788388][ T9559] RIP: 0033:0x45a639 [ 230.792260][ T9559] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 230.811861][ T9559] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 230.820287][ T9559] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 230.828311][ T9559] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 230.836313][ T9559] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 230.844409][ T9559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 230.852690][ T9559] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 230.864929][ T9560] FAULT_INJECTION: forcing a failure. [ 230.864929][ T9560] name failslab, interval 1, probability 0, space 0, times 0 [ 230.889381][ T9560] CPU: 0 PID: 9560 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 230.898024][ T9560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.908139][ T9560] Call Trace: [ 230.911483][ T9560] dump_stack+0x12d/0x187 [ 230.915918][ T9560] should_fail.cold.4+0x5/0x13 [ 230.920708][ T9560] ? fault_create_debugfs_attr+0x150/0x150 [ 230.926568][ T9560] ? ___might_sleep+0x16b/0x2b0 [ 230.931474][ T9560] __should_failslab+0xba/0xf0 [ 230.936272][ T9560] should_failslab+0x9/0x14 [ 230.940817][ T9560] kmem_cache_alloc_node_trace+0x27b/0x770 [ 230.946631][ T9560] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 230.952723][ T9560] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 230.958528][ T9560] __kmalloc_node_track_caller+0x3c/0x70 [ 230.964177][ T9560] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 230.969669][ T9560] __alloc_skb+0xd7/0x570 [ 230.974039][ T9560] ? netdev_alloc_frag+0x160/0x160 [ 230.979436][ T9560] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 230.985786][ T9560] tc_ctl_tclass+0x457/0xbf0 [ 230.990423][ T9560] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 230.996272][ T9560] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 231.001451][ T9560] rtnetlink_rcv_msg+0x34a/0x8d0 [ 231.006395][ T9560] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 231.011973][ T9560] ? netlink_deliver_tap+0x160/0xac0 [ 231.017268][ T9560] netlink_rcv_skb+0x13c/0x380 [ 231.022045][ T9560] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 231.027508][ T9560] ? netlink_ack+0x970/0x970 [ 231.032258][ T9560] ? netlink_deliver_tap+0x178/0xac0 [ 231.037558][ T9560] rtnetlink_rcv+0x10/0x20 [ 231.041996][ T9560] netlink_unicast+0x45e/0x6a0 [ 231.046783][ T9560] ? netlink_attachskb+0x740/0x740 [ 231.051904][ T9560] ? _copy_from_iter_full+0x18a/0x780 [ 231.057300][ T9560] ? __kasan_check_read+0x11/0x20 [ 231.062371][ T9560] ? __check_object_size+0x203/0x2ea [ 231.067733][ T9560] netlink_sendmsg+0x7b0/0xcb0 [ 231.072534][ T9560] ? netlink_unicast+0x6a0/0x6a0 [ 231.077515][ T9560] ? tomoyo_socket_sendmsg+0x9/0x10 [ 231.082904][ T9560] ? netlink_unicast+0x6a0/0x6a0 [ 231.087878][ T9560] sock_sendmsg+0xb5/0xf0 [ 231.092223][ T9560] ____sys_sendmsg+0x3b0/0x950 [ 231.097006][ T9560] ? copy_msghdr_from_user+0x209/0x420 [ 231.102496][ T9560] ? kernel_sendmsg+0x30/0x30 [ 231.107220][ T9560] ___sys_sendmsg+0xe4/0x160 [ 231.111834][ T9560] ? sendmsg_copy_msghdr+0x30/0x30 [ 231.116965][ T9560] ? rcu_read_lock_held+0x9c/0xb0 [ 231.122024][ T9560] ? __kasan_check_read+0x11/0x20 [ 231.127043][ T9560] ? __fget+0x2ac/0x410 [ 231.131189][ T9560] ? ksys_dup3+0x2e0/0x2e0 [ 231.135601][ T9560] ? find_held_lock+0x36/0x1d0 [ 231.140361][ T9560] ? __fget_light+0x179/0x1f0 [ 231.145027][ T9560] ? __fdget+0xe/0x10 [ 231.148986][ T9560] ? sockfd_lookup_light+0x1c/0x150 [ 231.154182][ T9560] __sys_sendmmsg+0x160/0x370 [ 231.158862][ T9560] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 231.163897][ T9560] ? vfs_write+0x25b/0x520 [ 231.168313][ T9560] ? lock_downgrade+0x900/0x900 [ 231.173170][ T9560] ? __kasan_check_write+0x14/0x20 [ 231.178279][ T9560] ? __mutex_unlock_slowpath+0xe0/0x690 [ 231.183854][ T9560] ? rcu_read_lock_any_held+0xcd/0xf0 [ 231.189494][ T9560] ? __kasan_check_write+0x14/0x20 [ 231.194597][ T9560] ? fput_many+0x1b/0x130 [ 231.199000][ T9560] ? fput+0xe/0x10 [ 231.202761][ T9560] ? ksys_write+0x181/0x220 [ 231.207343][ T9560] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 231.213230][ T9560] ? do_syscall_64+0x21/0x5f0 [ 231.218003][ T9560] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.224098][ T9560] __x64_sys_sendmmsg+0x98/0x100 [ 231.229261][ T9560] do_syscall_64+0xca/0x5f0 [ 231.233882][ T9560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.239780][ T9560] RIP: 0033:0x45a639 [ 231.243837][ T9560] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 231.263456][ T9560] RSP: 002b:00007f4d2c30bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 231.271870][ T9560] RAX: ffffffffffffffda RBX: 00007f4d2c30bc90 RCX: 000000000045a639 [ 231.279972][ T9560] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 231.288066][ T9560] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 231.296050][ T9560] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d2c30c6d4 [ 231.304023][ T9560] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 231.320231][ T9561] FAULT_INJECTION: forcing a failure. [ 231.320231][ T9561] name failslab, interval 1, probability 0, space 0, times 0 [ 231.333958][ T9561] CPU: 1 PID: 9561 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 231.342584][ T9561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.352680][ T9561] Call Trace: [ 231.356009][ T9561] dump_stack+0x12d/0x187 [ 231.360365][ T9561] should_fail.cold.4+0x5/0x13 [ 231.365184][ T9561] ? fault_create_debugfs_attr+0x150/0x150 [ 231.370995][ T9561] ? ___might_sleep+0x16b/0x2b0 [ 231.375855][ T9561] __should_failslab+0xba/0xf0 [ 231.380769][ T9561] should_failslab+0x9/0x14 [ 231.385274][ T9561] kmem_cache_alloc_node_trace+0x27b/0x770 [ 231.391111][ T9561] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 231.397219][ T9561] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 231.403063][ T9561] __kmalloc_node_track_caller+0x3c/0x70 [ 231.408697][ T9561] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 231.414173][ T9561] __alloc_skb+0xd7/0x570 [ 231.418555][ T9561] ? netdev_alloc_frag+0x160/0x160 [ 231.423692][ T9561] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 231.430023][ T9561] tc_ctl_tclass+0x457/0xbf0 [ 231.434684][ T9561] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 231.440548][ T9561] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 231.445691][ T9561] rtnetlink_rcv_msg+0x34a/0x8d0 [ 231.450623][ T9561] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 231.456361][ T9561] ? netlink_deliver_tap+0x160/0xac0 [ 231.461676][ T9561] netlink_rcv_skb+0x13c/0x380 [ 231.466437][ T9561] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 231.471883][ T9561] ? netlink_ack+0x970/0x970 [ 231.476494][ T9561] ? netlink_deliver_tap+0x178/0xac0 [ 231.481780][ T9561] rtnetlink_rcv+0x10/0x20 [ 231.486194][ T9561] netlink_unicast+0x45e/0x6a0 [ 231.491220][ T9561] ? netlink_attachskb+0x740/0x740 [ 231.496351][ T9561] ? _copy_from_iter_full+0x18a/0x780 [ 231.501781][ T9561] ? __kasan_check_read+0x11/0x20 [ 231.507529][ T9561] ? __check_object_size+0x203/0x2ea [ 231.512931][ T9561] netlink_sendmsg+0x7b0/0xcb0 [ 231.517747][ T9561] ? netlink_unicast+0x6a0/0x6a0 [ 231.522758][ T9561] ? tomoyo_socket_sendmsg+0x9/0x10 [ 231.528234][ T9561] ? netlink_unicast+0x6a0/0x6a0 [ 231.533198][ T9561] sock_sendmsg+0xb5/0xf0 [ 231.537617][ T9561] ____sys_sendmsg+0x3b0/0x950 [ 231.542414][ T9561] ? copy_msghdr_from_user+0x209/0x420 [ 231.547879][ T9561] ? kernel_sendmsg+0x30/0x30 [ 231.552551][ T9561] ___sys_sendmsg+0xe4/0x160 [ 231.557256][ T9561] ? sendmsg_copy_msghdr+0x30/0x30 [ 231.562417][ T9561] ? rcu_read_lock_held+0x9c/0xb0 [ 231.567475][ T9561] ? __kasan_check_read+0x11/0x20 [ 231.572614][ T9561] ? __fget+0x2ac/0x410 [ 231.576758][ T9561] ? ksys_dup3+0x2e0/0x2e0 [ 231.581193][ T9561] ? find_held_lock+0x36/0x1d0 [ 231.586130][ T9561] ? __fget_light+0x179/0x1f0 [ 231.590964][ T9561] ? __fdget+0xe/0x10 [ 231.594997][ T9561] ? sockfd_lookup_light+0x1c/0x150 [ 231.600230][ T9561] __sys_sendmmsg+0x160/0x370 [ 231.604962][ T9561] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 231.610155][ T9561] ? vfs_write+0x25b/0x520 [ 231.614613][ T9561] ? lock_downgrade+0x900/0x900 [ 231.619456][ T9561] ? __kasan_check_write+0x14/0x20 [ 231.624566][ T9561] ? __mutex_unlock_slowpath+0xe0/0x690 [ 231.630116][ T9561] ? rcu_read_lock_any_held+0xcd/0xf0 [ 231.635510][ T9561] ? __kasan_check_write+0x14/0x20 [ 231.640757][ T9561] ? fput_many+0x1b/0x130 [ 231.645133][ T9561] ? fput+0xe/0x10 [ 231.648860][ T9561] ? ksys_write+0x181/0x220 [ 231.653445][ T9561] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 231.658925][ T9561] ? do_syscall_64+0x21/0x5f0 [ 231.663647][ T9561] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.669809][ T9561] __x64_sys_sendmmsg+0x98/0x100 [ 231.674784][ T9561] do_syscall_64+0xca/0x5f0 [ 231.680252][ T9561] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.686155][ T9561] RIP: 0033:0x45a639 [ 231.690062][ T9561] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 231.709728][ T9561] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 231.718156][ T9561] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 231.726140][ T9561] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 231.734136][ T9561] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 231.742125][ T9561] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 231.750121][ T9561] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 231.764002][ T9562] FAULT_INJECTION: forcing a failure. [ 231.764002][ T9562] name failslab, interval 1, probability 0, space 0, times 0 [ 231.777479][ T9562] CPU: 1 PID: 9562 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 231.786122][ T9562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.796204][ T9562] Call Trace: [ 231.799550][ T9562] dump_stack+0x12d/0x187 [ 231.803903][ T9562] should_fail.cold.4+0x5/0x13 [ 231.809036][ T9562] ? fault_create_debugfs_attr+0x150/0x150 [ 231.814883][ T9562] ? ___might_sleep+0x16b/0x2b0 [ 231.819852][ T9562] __should_failslab+0xba/0xf0 [ 231.824630][ T9562] should_failslab+0x9/0x14 [ 231.829161][ T9562] kmem_cache_alloc_node_trace+0x27b/0x770 [ 231.834976][ T9562] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 231.841038][ T9562] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 231.846888][ T9562] __kmalloc_node_track_caller+0x3c/0x70 [ 231.852552][ T9562] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 231.858011][ T9562] __alloc_skb+0xd7/0x570 [ 231.862325][ T9562] ? netdev_alloc_frag+0x160/0x160 [ 231.867446][ T9562] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 231.873809][ T9562] tc_ctl_tclass+0x457/0xbf0 [ 231.878417][ T9562] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 231.884245][ T9562] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 231.889486][ T9562] rtnetlink_rcv_msg+0x34a/0x8d0 [ 231.894439][ T9562] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 231.899946][ T9562] ? netlink_deliver_tap+0x160/0xac0 [ 231.905259][ T9562] netlink_rcv_skb+0x13c/0x380 [ 231.910029][ T9562] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 231.916766][ T9562] ? netlink_ack+0x970/0x970 [ 231.921427][ T9562] ? netlink_deliver_tap+0x178/0xac0 [ 231.926892][ T9562] rtnetlink_rcv+0x10/0x20 [ 231.931323][ T9562] netlink_unicast+0x45e/0x6a0 [ 231.936171][ T9562] ? netlink_attachskb+0x740/0x740 [ 231.941283][ T9562] ? _copy_from_iter_full+0x18a/0x780 [ 231.946658][ T9562] ? __kasan_check_read+0x11/0x20 [ 231.951706][ T9562] ? __check_object_size+0x203/0x2ea [ 231.957008][ T9562] netlink_sendmsg+0x7b0/0xcb0 [ 231.961835][ T9562] ? netlink_unicast+0x6a0/0x6a0 [ 231.966929][ T9562] ? tomoyo_socket_sendmsg+0x9/0x10 [ 231.972163][ T9562] ? netlink_unicast+0x6a0/0x6a0 [ 231.977439][ T9562] sock_sendmsg+0xb5/0xf0 [ 231.981877][ T9562] ____sys_sendmsg+0x3b0/0x950 [ 231.986653][ T9562] ? copy_msghdr_from_user+0x209/0x420 [ 231.992106][ T9562] ? kernel_sendmsg+0x30/0x30 [ 231.996770][ T9562] ___sys_sendmsg+0xe4/0x160 [ 232.001339][ T9562] ? sendmsg_copy_msghdr+0x30/0x30 [ 232.006446][ T9562] ? rcu_read_lock_held+0x9c/0xb0 [ 232.011466][ T9562] ? __kasan_check_read+0x11/0x20 [ 232.016496][ T9562] ? __fget+0x2ac/0x410 [ 232.020649][ T9562] ? ksys_dup3+0x2e0/0x2e0 [ 232.025069][ T9562] ? find_held_lock+0x36/0x1d0 [ 232.029822][ T9562] ? __fget_light+0x179/0x1f0 [ 232.034484][ T9562] ? __fdget+0xe/0x10 [ 232.038463][ T9562] ? sockfd_lookup_light+0x1c/0x150 [ 232.043659][ T9562] __sys_sendmmsg+0x160/0x370 [ 232.048335][ T9562] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 232.053360][ T9562] ? vfs_write+0x25b/0x520 [ 232.057767][ T9562] ? lock_downgrade+0x900/0x900 [ 232.062620][ T9562] ? __kasan_check_write+0x14/0x20 [ 232.067747][ T9562] ? __mutex_unlock_slowpath+0xe0/0x690 [ 232.073298][ T9562] ? rcu_read_lock_any_held+0xcd/0xf0 [ 232.078675][ T9562] ? __kasan_check_write+0x14/0x20 [ 232.083786][ T9562] ? fput_many+0x1b/0x130 [ 232.088114][ T9562] ? fput+0xe/0x10 [ 232.091844][ T9562] ? ksys_write+0x181/0x220 [ 232.096328][ T9562] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 232.101767][ T9562] ? do_syscall_64+0x21/0x5f0 [ 232.106441][ T9562] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.112510][ T9562] __x64_sys_sendmmsg+0x98/0x100 [ 232.117481][ T9562] do_syscall_64+0xca/0x5f0 [ 232.121982][ T9562] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.127869][ T9562] RIP: 0033:0x45a639 [ 232.131771][ T9562] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 232.151789][ T9562] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 232.160183][ T9562] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 232.168139][ T9562] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 232.176113][ T9562] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 232.184090][ T9562] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 232.192078][ T9562] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 232.424383][ T9568] FAULT_INJECTION: forcing a failure. [ 232.424383][ T9568] name failslab, interval 1, probability 0, space 0, times 0 [ 232.437186][ T9568] CPU: 1 PID: 9568 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 232.445878][ T9568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.455954][ T9568] Call Trace: [ 232.459310][ T9568] dump_stack+0x12d/0x187 [ 232.463855][ T9568] should_fail.cold.4+0x5/0x13 [ 232.468632][ T9568] ? fault_create_debugfs_attr+0x150/0x150 [ 232.474447][ T9568] ? ___might_sleep+0x16b/0x2b0 [ 232.479389][ T9568] __should_failslab+0xba/0xf0 [ 232.484586][ T9568] should_failslab+0x9/0x14 [ 232.489072][ T9568] kmem_cache_alloc_node_trace+0x27b/0x770 [ 232.494865][ T9568] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 232.500921][ T9568] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 232.506733][ T9568] __kmalloc_node_track_caller+0x3c/0x70 [ 232.512607][ T9568] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 232.518057][ T9568] __alloc_skb+0xd7/0x570 [ 232.523629][ T9568] ? netdev_alloc_frag+0x160/0x160 [ 232.528730][ T9568] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 232.535058][ T9568] tc_ctl_tclass+0x457/0xbf0 [ 232.539740][ T9568] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 232.545533][ T9568] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 232.550640][ T9568] rtnetlink_rcv_msg+0x34a/0x8d0 [ 232.555736][ T9568] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 232.561216][ T9568] ? netlink_deliver_tap+0x160/0xac0 [ 232.566490][ T9568] netlink_rcv_skb+0x13c/0x380 [ 232.571386][ T9568] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 232.576857][ T9568] ? netlink_ack+0x970/0x970 [ 232.581450][ T9568] ? netlink_deliver_tap+0x178/0xac0 [ 232.586724][ T9568] rtnetlink_rcv+0x10/0x20 [ 232.591124][ T9568] netlink_unicast+0x45e/0x6a0 [ 232.595881][ T9568] ? netlink_attachskb+0x740/0x740 [ 232.600988][ T9568] ? _copy_from_iter_full+0x18a/0x780 [ 232.606486][ T9568] ? __kasan_check_read+0x11/0x20 [ 232.611512][ T9568] ? __check_object_size+0x203/0x2ea [ 232.616804][ T9568] netlink_sendmsg+0x7b0/0xcb0 [ 232.621562][ T9568] ? netlink_unicast+0x6a0/0x6a0 [ 232.626645][ T9568] ? tomoyo_socket_sendmsg+0x9/0x10 [ 232.631837][ T9568] ? netlink_unicast+0x6a0/0x6a0 [ 232.636937][ T9568] sock_sendmsg+0xb5/0xf0 [ 232.641261][ T9568] ____sys_sendmsg+0x3b0/0x950 [ 232.646006][ T9568] ? copy_msghdr_from_user+0x209/0x420 [ 232.651455][ T9568] ? kernel_sendmsg+0x30/0x30 [ 232.656153][ T9568] ___sys_sendmsg+0xe4/0x160 [ 232.660836][ T9568] ? sendmsg_copy_msghdr+0x30/0x30 [ 232.666085][ T9568] ? rcu_read_lock_held+0x9c/0xb0 [ 232.671120][ T9568] ? __kasan_check_read+0x11/0x20 [ 232.676142][ T9568] ? __fget+0x2ac/0x410 [ 232.680288][ T9568] ? ksys_dup3+0x2e0/0x2e0 [ 232.684695][ T9568] ? find_held_lock+0x36/0x1d0 [ 232.689686][ T9568] ? __fget_light+0x179/0x1f0 [ 232.694482][ T9568] ? __fdget+0xe/0x10 [ 232.698463][ T9568] ? sockfd_lookup_light+0x1c/0x150 [ 232.703683][ T9568] __sys_sendmmsg+0x160/0x370 [ 232.708355][ T9568] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 232.713362][ T9568] ? vfs_write+0x25b/0x520 [ 232.717765][ T9568] ? lock_downgrade+0x900/0x900 [ 232.722694][ T9568] ? __kasan_check_write+0x14/0x20 [ 232.727787][ T9568] ? __mutex_unlock_slowpath+0xe0/0x690 [ 232.733409][ T9568] ? rcu_read_lock_any_held+0xcd/0xf0 [ 232.738894][ T9568] ? __kasan_check_write+0x14/0x20 [ 232.744067][ T9568] ? fput_many+0x1b/0x130 [ 232.748424][ T9568] ? fput+0xe/0x10 [ 232.752198][ T9568] ? ksys_write+0x181/0x220 [ 232.756732][ T9568] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 232.762231][ T9568] ? do_syscall_64+0x21/0x5f0 [ 232.766948][ T9568] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.773161][ T9568] __x64_sys_sendmmsg+0x98/0x100 [ 232.778170][ T9568] do_syscall_64+0xca/0x5f0 [ 232.782714][ T9568] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.788632][ T9568] RIP: 0033:0x45a639 [ 232.792744][ T9568] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 232.812605][ T9568] RSP: 002b:00007f816842dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 232.821015][ T9568] RAX: ffffffffffffffda RBX: 00007f816842dc90 RCX: 000000000045a639 [ 232.829128][ T9568] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 232.837107][ T9568] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 232.845361][ T9568] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f816842e6d4 [ 232.853363][ T9568] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 233.265458][ T9579] FAULT_INJECTION: forcing a failure. [ 233.265458][ T9579] name failslab, interval 1, probability 0, space 0, times 0 [ 233.278503][ T9579] CPU: 0 PID: 9579 Comm: syz-executor.5 Not tainted 5.5.0-rc6-syzkaller #0 [ 233.287170][ T9579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.297421][ T9579] Call Trace: [ 233.300754][ T9579] dump_stack+0x12d/0x187 [ 233.305106][ T9579] should_fail.cold.4+0x5/0x13 [ 233.309876][ T9579] ? fault_create_debugfs_attr+0x150/0x150 [ 233.315713][ T9579] ? ___might_sleep+0x16b/0x2b0 [ 233.320614][ T9579] __should_failslab+0xba/0xf0 [ 233.325427][ T9579] should_failslab+0x9/0x14 [ 233.329979][ T9579] kmem_cache_alloc_node_trace+0x27b/0x770 [ 233.335812][ T9579] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 233.341914][ T9579] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 233.347907][ T9579] __kmalloc_node_track_caller+0x3c/0x70 [ 233.353548][ T9579] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 233.359015][ T9579] __alloc_skb+0xd7/0x570 [ 233.363358][ T9579] ? netdev_alloc_frag+0x160/0x160 [ 233.368525][ T9579] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 233.375007][ T9579] tc_ctl_tclass+0x457/0xbf0 [ 233.379608][ T9579] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 233.385699][ T9579] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 233.390844][ T9579] rtnetlink_rcv_msg+0x34a/0x8d0 [ 233.395836][ T9579] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 233.401341][ T9579] ? netlink_deliver_tap+0x160/0xac0 [ 233.406787][ T9579] netlink_rcv_skb+0x13c/0x380 [ 233.411699][ T9579] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 233.417193][ T9579] ? netlink_ack+0x970/0x970 [ 233.421803][ T9579] ? netlink_deliver_tap+0x178/0xac0 [ 233.427102][ T9579] rtnetlink_rcv+0x10/0x20 [ 233.431549][ T9579] netlink_unicast+0x45e/0x6a0 [ 233.436324][ T9579] ? netlink_attachskb+0x740/0x740 [ 233.441457][ T9579] ? _copy_from_iter_full+0x18a/0x780 [ 233.446853][ T9579] ? __kasan_check_read+0x11/0x20 [ 233.451884][ T9579] ? __check_object_size+0x203/0x2ea [ 233.457186][ T9579] netlink_sendmsg+0x7b0/0xcb0 [ 233.463566][ T9579] ? netlink_unicast+0x6a0/0x6a0 [ 233.468530][ T9579] ? tomoyo_socket_sendmsg+0x9/0x10 [ 233.473738][ T9579] ? netlink_unicast+0x6a0/0x6a0 [ 233.478696][ T9579] sock_sendmsg+0xb5/0xf0 [ 233.483054][ T9579] ____sys_sendmsg+0x3b0/0x950 [ 233.487824][ T9579] ? copy_msghdr_from_user+0x209/0x420 [ 233.493288][ T9579] ? kernel_sendmsg+0x30/0x30 [ 233.498006][ T9579] ___sys_sendmsg+0xe4/0x160 [ 233.502587][ T9579] ? sendmsg_copy_msghdr+0x30/0x30 [ 233.507704][ T9579] ? rcu_read_lock_held+0x9c/0xb0 [ 233.512741][ T9579] ? __kasan_check_read+0x11/0x20 [ 233.517779][ T9579] ? __fget+0x2ac/0x410 [ 233.521997][ T9579] ? ksys_dup3+0x2e0/0x2e0 [ 233.526580][ T9579] ? find_held_lock+0x36/0x1d0 [ 233.531547][ T9579] ? __fget_light+0x179/0x1f0 [ 233.536233][ T9579] ? __fdget+0xe/0x10 [ 233.540249][ T9579] ? sockfd_lookup_light+0x1c/0x150 [ 233.545443][ T9579] __sys_sendmmsg+0x160/0x370 [ 233.550236][ T9579] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 233.555284][ T9579] ? vfs_write+0x25b/0x520 [ 233.559705][ T9579] ? lock_downgrade+0x900/0x900 [ 233.564652][ T9579] ? __kasan_check_write+0x14/0x20 [ 233.569793][ T9579] ? __mutex_unlock_slowpath+0xe0/0x690 [ 233.575489][ T9579] ? rcu_read_lock_any_held+0xcd/0xf0 [ 233.580948][ T9579] ? __kasan_check_write+0x14/0x20 [ 233.586081][ T9579] ? fput_many+0x1b/0x130 [ 233.590454][ T9579] ? fput+0xe/0x10 [ 233.594219][ T9579] ? ksys_write+0x181/0x220 [ 233.598905][ T9579] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 233.604407][ T9579] ? do_syscall_64+0x21/0x5f0 [ 233.609251][ T9579] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 233.615607][ T9579] __x64_sys_sendmmsg+0x98/0x100 [ 233.620562][ T9579] do_syscall_64+0xca/0x5f0 [ 233.626116][ T9579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 233.632029][ T9579] RIP: 0033:0x45a639 [ 233.635924][ T9579] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 233.655537][ T9579] RSP: 002b:00007f93cde29c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 233.663953][ T9579] RAX: ffffffffffffffda RBX: 00007f93cde29c90 RCX: 000000000045a639 [ 233.672012][ T9579] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 233.680217][ T9579] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 233.688495][ T9579] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93cde2a6d4 [ 233.696774][ T9579] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 233.714667][ T9580] FAULT_INJECTION: forcing a failure. [ 233.714667][ T9580] name failslab, interval 1, probability 0, space 0, times 0 [ 233.733334][ T9580] CPU: 1 PID: 9580 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 233.741988][ T9580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.752081][ T9580] Call Trace: [ 233.755855][ T9580] dump_stack+0x12d/0x187 [ 233.760235][ T9580] should_fail.cold.4+0x5/0x13 [ 233.765112][ T9580] ? fault_create_debugfs_attr+0x150/0x150 [ 233.770951][ T9580] ? ___might_sleep+0x16b/0x2b0 [ 233.779296][ T9580] __should_failslab+0xba/0xf0 [ 233.784158][ T9580] should_failslab+0x9/0x14 [ 233.788753][ T9580] kmem_cache_alloc_node_trace+0x27b/0x770 [ 233.794581][ T9580] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 233.800669][ T9580] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 233.806513][ T9580] __kmalloc_node_track_caller+0x3c/0x70 [ 233.812289][ T9580] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 233.817781][ T9580] __alloc_skb+0xd7/0x570 [ 233.822214][ T9580] ? netdev_alloc_frag+0x160/0x160 [ 233.827352][ T9580] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 233.833847][ T9580] tc_ctl_tclass+0x457/0xbf0 [ 233.838474][ T9580] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 233.844308][ T9580] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 233.849454][ T9580] rtnetlink_rcv_msg+0x34a/0x8d0 [ 233.854506][ T9580] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 233.860031][ T9580] ? netlink_deliver_tap+0x160/0xac0 [ 233.865340][ T9580] netlink_rcv_skb+0x13c/0x380 [ 233.870136][ T9580] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 233.875673][ T9580] ? netlink_ack+0x970/0x970 [ 233.880285][ T9580] ? netlink_deliver_tap+0x178/0xac0 [ 233.885601][ T9580] rtnetlink_rcv+0x10/0x20 [ 233.890204][ T9580] netlink_unicast+0x45e/0x6a0 [ 233.895222][ T9580] ? netlink_attachskb+0x740/0x740 [ 233.900365][ T9580] ? _copy_from_iter_full+0x18a/0x780 [ 233.905762][ T9580] ? __kasan_check_read+0x11/0x20 [ 233.910905][ T9580] ? __check_object_size+0x203/0x2ea [ 233.916917][ T9580] netlink_sendmsg+0x7b0/0xcb0 [ 233.921998][ T9580] ? netlink_unicast+0x6a0/0x6a0 [ 233.927974][ T9580] ? tomoyo_socket_sendmsg+0x9/0x10 [ 233.933247][ T9580] ? netlink_unicast+0x6a0/0x6a0 [ 233.938272][ T9580] sock_sendmsg+0xb5/0xf0 [ 233.942644][ T9580] ____sys_sendmsg+0x3b0/0x950 [ 233.947441][ T9580] ? copy_msghdr_from_user+0x209/0x420 [ 233.952920][ T9580] ? kernel_sendmsg+0x30/0x30 [ 233.957658][ T9580] ___sys_sendmsg+0xe4/0x160 [ 233.962279][ T9580] ? sendmsg_copy_msghdr+0x30/0x30 [ 233.967542][ T9580] ? rcu_read_lock_held+0x9c/0xb0 [ 233.972710][ T9580] ? __kasan_check_read+0x11/0x20 [ 233.977812][ T9580] ? __fget+0x2ac/0x410 [ 233.982385][ T9580] ? ksys_dup3+0x2e0/0x2e0 [ 233.986856][ T9580] ? find_held_lock+0x36/0x1d0 [ 233.991669][ T9580] ? __fget_light+0x179/0x1f0 [ 233.996412][ T9580] ? __fdget+0xe/0x10 [ 234.000439][ T9580] ? sockfd_lookup_light+0x1c/0x150 [ 234.005825][ T9580] __sys_sendmmsg+0x160/0x370 [ 234.010717][ T9580] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 234.015782][ T9580] ? vfs_write+0x25b/0x520 [ 234.020211][ T9580] ? lock_downgrade+0x900/0x900 [ 234.025105][ T9580] ? __kasan_check_write+0x14/0x20 [ 234.030252][ T9580] ? __mutex_unlock_slowpath+0xe0/0x690 [ 234.035822][ T9580] ? rcu_read_lock_any_held+0xcd/0xf0 [ 234.041246][ T9580] ? __kasan_check_write+0x14/0x20 [ 234.046410][ T9580] ? fput_many+0x1b/0x130 [ 234.050766][ T9580] ? fput+0xe/0x10 [ 234.054546][ T9580] ? ksys_write+0x181/0x220 [ 234.059104][ T9580] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 234.064631][ T9580] ? do_syscall_64+0x21/0x5f0 [ 234.069491][ T9580] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.075963][ T9580] __x64_sys_sendmmsg+0x98/0x100 [ 234.080922][ T9580] do_syscall_64+0xca/0x5f0 [ 234.085480][ T9580] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.091398][ T9580] RIP: 0033:0x45a639 [ 234.095291][ T9580] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 234.114922][ T9580] RSP: 002b:00007f9f658b9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 234.123452][ T9580] RAX: ffffffffffffffda RBX: 00007f9f658b9c90 RCX: 000000000045a639 [ 234.131426][ T9580] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 234.139652][ T9580] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 234.147666][ T9580] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9f658ba6d4 [ 234.155678][ T9580] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 2020/01/13 17:05:56 executed programs: 272 [ 234.695682][ T9596] FAULT_INJECTION: forcing a failure. [ 234.695682][ T9596] name failslab, interval 1, probability 0, space 0, times 0 [ 234.708677][ T9596] CPU: 0 PID: 9596 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 234.717487][ T9596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.727700][ T9596] Call Trace: [ 234.730997][ T9596] dump_stack+0x12d/0x187 [ 234.735325][ T9596] should_fail.cold.4+0x5/0x13 [ 234.740134][ T9596] ? fault_create_debugfs_attr+0x150/0x150 [ 234.745967][ T9596] ? ___might_sleep+0x16b/0x2b0 [ 234.750906][ T9596] __should_failslab+0xba/0xf0 [ 234.755727][ T9596] should_failslab+0x9/0x14 [ 234.760290][ T9596] kmem_cache_alloc_node_trace+0x27b/0x770 [ 234.766125][ T9596] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 234.772230][ T9596] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 234.778102][ T9596] __kmalloc_node_track_caller+0x3c/0x70 [ 234.783788][ T9596] __kmalloc_reserve.isra.46+0x2c/0xc0 [ 234.789277][ T9596] __alloc_skb+0xd7/0x570 [ 234.793657][ T9596] ? netdev_alloc_frag+0x160/0x160 [ 234.798820][ T9596] tclass_notify.isra.30.constprop.34+0x72/0x170 [ 234.805246][ T9596] tc_ctl_tclass+0x457/0xbf0 [ 234.809884][ T9596] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 234.815726][ T9596] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 234.820847][ T9596] rtnetlink_rcv_msg+0x34a/0x8d0 [ 234.825798][ T9596] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 234.831371][ T9596] ? netlink_deliver_tap+0x160/0xac0 [ 234.836692][ T9596] netlink_rcv_skb+0x13c/0x380 [ 234.841543][ T9596] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 234.847022][ T9596] ? netlink_ack+0x970/0x970 [ 234.851636][ T9596] ? netlink_deliver_tap+0x178/0xac0 [ 234.856962][ T9596] rtnetlink_rcv+0x10/0x20 [ 234.861428][ T9596] netlink_unicast+0x45e/0x6a0 [ 234.866281][ T9596] ? netlink_attachskb+0x740/0x740 [ 234.871446][ T9596] ? _copy_from_iter_full+0x18a/0x780 [ 234.876859][ T9596] ? __kasan_check_read+0x11/0x20 [ 234.881981][ T9596] ? __check_object_size+0x203/0x2ea [ 234.887290][ T9596] netlink_sendmsg+0x7b0/0xcb0 [ 234.892233][ T9596] ? netlink_unicast+0x6a0/0x6a0 [ 234.897182][ T9596] ? tomoyo_socket_sendmsg+0x9/0x10 [ 234.902485][ T9596] ? netlink_unicast+0x6a0/0x6a0 [ 234.907458][ T9596] sock_sendmsg+0xb5/0xf0 [ 234.912025][ T9596] ____sys_sendmsg+0x3b0/0x950 [ 234.916814][ T9596] ? copy_msghdr_from_user+0x209/0x420 [ 234.922533][ T9596] ? kernel_sendmsg+0x30/0x30 [ 234.927537][ T9596] ___sys_sendmsg+0xe4/0x160 [ 234.932152][ T9596] ? sendmsg_copy_msghdr+0x30/0x30 [ 234.937383][ T9596] ? rcu_read_lock_held+0x9c/0xb0 [ 234.942406][ T9596] ? __kasan_check_read+0x11/0x20 [ 234.947460][ T9596] ? __fget+0x2ac/0x410 [ 234.951640][ T9596] ? ksys_dup3+0x2e0/0x2e0 [ 234.956113][ T9596] ? find_held_lock+0x36/0x1d0 [ 234.961089][ T9596] ? __fget_light+0x179/0x1f0 [ 234.965781][ T9596] ? __fdget+0xe/0x10 [ 234.969772][ T9596] ? sockfd_lookup_light+0x1c/0x150 [ 234.974996][ T9596] __sys_sendmmsg+0x160/0x370 [ 234.980296][ T9596] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 234.985345][ T9596] ? vfs_write+0x25b/0x520 [ 234.989819][ T9596] ? lock_downgrade+0x900/0x900 [ 234.994718][ T9596] ? __kasan_check_write+0x14/0x20 [ 234.999960][ T9596] ? __mutex_unlock_slowpath+0xe0/0x690 [ 235.005974][ T9596] ? rcu_read_lock_any_held+0xcd/0xf0 [ 235.011357][ T9596] ? __kasan_check_write+0x14/0x20 [ 235.016690][ T9596] ? fput_many+0x1b/0x130 [ 235.021037][ T9596] ? fput+0xe/0x10 [ 235.024820][ T9596] ? ksys_write+0x181/0x220 [ 235.029394][ T9596] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 235.035106][ T9596] ? do_syscall_64+0x21/0x5f0 [ 235.039826][ T9596] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.046124][ T9596] __x64_sys_sendmmsg+0x98/0x100 [ 235.051380][ T9596] do_syscall_64+0xca/0x5f0 [ 235.055948][ T9596] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.061882][ T9596] RIP: 0033:0x45a639 [ 235.065807][ T9596] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 235.085610][ T9596] RSP: 002b:00007f49c1437c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 235.094053][ T9596] RAX: ffffffffffffffda RBX: 00007f49c1437c90 RCX: 000000000045a639 [ 235.102102][ T9596] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 235.110085][ T9596] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 235.118202][ T9596] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f49c14386d4 [ 235.126345][ T9596] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 235.140621][ T9597] ================================================================== [ 235.149228][ T9597] BUG: KASAN: use-after-free in qdisc_class_hash_grow+0x40a/0x690 [ 235.157056][ T9597] Read of size 8 at addr ffff88809455ed08 by task syz-executor.3/9597 [ 235.165190][ T9597] [ 235.167557][ T9597] CPU: 1 PID: 9597 Comm: syz-executor.3 Not tainted 5.5.0-rc6-syzkaller #0 [ 235.176198][ T9597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.186297][ T9597] Call Trace: [ 235.189628][ T9597] dump_stack+0x12d/0x187 [ 235.193974][ T9597] print_address_description.constprop.8.cold.10+0x9/0x31d [ 235.201200][ T9597] ? qdisc_class_hash_grow+0x40a/0x690 [ 235.206779][ T9597] __kasan_report.cold.11+0x1b/0x3a [ 235.212003][ T9597] ? qdisc_class_hash_grow+0x40a/0x690 [ 235.217697][ T9597] ? qdisc_class_hash_grow+0x40a/0x690 [ 235.223155][ T9597] kasan_report+0x12/0x20 [ 235.227512][ T9597] __asan_report_load8_noabort+0x14/0x20 [ 235.233157][ T9597] qdisc_class_hash_grow+0x40a/0x690 [ 235.238464][ T9597] ? trace_hardirqs_on+0x28/0x1a0 [ 235.243586][ T9597] qfq_change_class+0x8fe/0x16c4 [ 235.248532][ T9597] ? qfq_delete_class+0x600/0x600 [ 235.253589][ T9597] ? ns_capable_common+0x5e/0xd0 [ 235.258549][ T9597] tc_ctl_tclass+0x427/0xbf0 [ 235.263165][ T9597] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 235.269050][ T9597] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 235.274308][ T9597] rtnetlink_rcv_msg+0x34a/0x8d0 [ 235.279293][ T9597] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 235.284752][ T9597] ? netlink_deliver_tap+0x160/0xac0 [ 235.290315][ T9597] netlink_rcv_skb+0x13c/0x380 [ 235.295223][ T9597] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 235.300700][ T9597] ? netlink_ack+0x970/0x970 [ 235.305296][ T9597] ? netlink_deliver_tap+0x178/0xac0 [ 235.310618][ T9597] rtnetlink_rcv+0x10/0x20 [ 235.315090][ T9597] netlink_unicast+0x45e/0x6a0 [ 235.319876][ T9597] ? netlink_attachskb+0x740/0x740 [ 235.325013][ T9597] ? _copy_from_iter_full+0x18a/0x780 [ 235.330412][ T9597] ? __kasan_check_read+0x11/0x20 [ 235.335458][ T9597] ? __check_object_size+0x203/0x2ea [ 235.340819][ T9597] netlink_sendmsg+0x7b0/0xcb0 [ 235.345686][ T9597] ? netlink_unicast+0x6a0/0x6a0 [ 235.350647][ T9597] ? tomoyo_socket_sendmsg+0x9/0x10 [ 235.355875][ T9597] ? netlink_unicast+0x6a0/0x6a0 [ 235.360817][ T9597] sock_sendmsg+0xb5/0xf0 [ 235.365165][ T9597] ____sys_sendmsg+0x3b0/0x950 [ 235.369969][ T9597] ? copy_msghdr_from_user+0x209/0x420 [ 235.375454][ T9597] ? kernel_sendmsg+0x30/0x30 [ 235.380129][ T9597] ___sys_sendmsg+0xe4/0x160 [ 235.384853][ T9597] ? sendmsg_copy_msghdr+0x30/0x30 [ 235.390603][ T9597] ? rcu_read_lock_held+0x9c/0xb0 [ 235.395627][ T9597] ? __kasan_check_read+0x11/0x20 [ 235.401187][ T9597] ? __fget+0x2ac/0x410 [ 235.405454][ T9597] ? ksys_dup3+0x2e0/0x2e0 [ 235.409899][ T9597] ? find_held_lock+0x36/0x1d0 [ 235.414686][ T9597] ? __fget_light+0x179/0x1f0 [ 235.419825][ T9597] ? __fdget+0xe/0x10 [ 235.423817][ T9597] ? sockfd_lookup_light+0x1c/0x150 [ 235.429053][ T9597] __sys_sendmmsg+0x160/0x370 [ 235.433830][ T9597] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 235.438979][ T9597] ? vfs_write+0x25b/0x520 [ 235.443399][ T9597] ? lock_downgrade+0x900/0x900 [ 235.448260][ T9597] ? __kasan_check_write+0x14/0x20 [ 235.453367][ T9597] ? __mutex_unlock_slowpath+0xe0/0x690 [ 235.458918][ T9597] ? rcu_read_lock_any_held+0xcd/0xf0 [ 235.464336][ T9597] ? __kasan_check_write+0x14/0x20 [ 235.469585][ T9597] ? fput_many+0x1b/0x130 [ 235.473920][ T9597] ? fput+0xe/0x10 [ 235.477651][ T9597] ? ksys_write+0x181/0x220 [ 235.482275][ T9597] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 235.487767][ T9597] ? do_syscall_64+0x21/0x5f0 [ 235.492453][ T9597] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.498651][ T9597] __x64_sys_sendmmsg+0x98/0x100 [ 235.503592][ T9597] do_syscall_64+0xca/0x5f0 [ 235.508112][ T9597] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.514047][ T9597] RIP: 0033:0x45a639 [ 235.517951][ T9597] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 235.537855][ T9597] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 235.546784][ T9597] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 235.554747][ T9597] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 235.562710][ T9597] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 235.570738][ T9597] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 235.578815][ T9597] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 235.586796][ T9597] [ 235.589128][ T9597] Allocated by task 9504: [ 235.593458][ T9597] save_stack+0x21/0x90 [ 235.597597][ T9597] __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 235.603262][ T9597] kasan_kmalloc+0x9/0x10 [ 235.607572][ T9597] __kmalloc_track_caller+0x160/0x780 [ 235.613387][ T9597] kmemdup+0x1b/0x40 [ 235.617440][ T9597] mpls_dev_sysctl_register+0xac/0x2c0 [ 235.622895][ T9597] mpls_dev_notify+0x1d3/0x600 [ 235.627646][ T9597] notifier_call_chain+0x8a/0x160 [ 235.632671][ T9597] raw_notifier_call_chain+0x11/0x20 [ 235.638206][ T9597] call_netdevice_notifiers_info+0x87/0xd0 [ 235.644076][ T9597] register_netdevice+0x643/0xf00 [ 235.649199][ T9597] veth_newlink+0x417/0x9e0 [ 235.653678][ T9597] __rtnl_newlink+0xcdc/0x1480 [ 235.658432][ T9597] rtnl_newlink+0x61/0x90 [ 235.662743][ T9597] rtnetlink_rcv_msg+0x34a/0x8d0 [ 235.667659][ T9597] netlink_rcv_skb+0x13c/0x380 [ 235.672424][ T9597] rtnetlink_rcv+0x10/0x20 [ 235.676836][ T9597] netlink_unicast+0x45e/0x6a0 [ 235.681578][ T9597] netlink_sendmsg+0x7b0/0xcb0 [ 235.686337][ T9597] sock_sendmsg+0xb5/0xf0 [ 235.690644][ T9597] ____sys_sendmsg+0x603/0x950 [ 235.695384][ T9597] ___sys_sendmsg+0xe4/0x160 [ 235.700047][ T9597] __sys_sendmsg+0xd9/0x180 [ 235.704531][ T9597] __x64_sys_sendmsg+0x73/0xb0 [ 235.709276][ T9597] do_syscall_64+0xca/0x5f0 [ 235.713771][ T9597] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.719647][ T9597] [ 235.721952][ T9597] Freed by task 9504: [ 235.725922][ T9597] save_stack+0x21/0x90 [ 235.730060][ T9597] __kasan_slab_free+0x102/0x150 [ 235.734983][ T9597] kasan_slab_free+0xe/0x10 [ 235.739462][ T9597] kfree+0x108/0x2c0 [ 235.743334][ T9597] mpls_dev_sysctl_unregister+0x87/0xc0 [ 235.748863][ T9597] mpls_dev_notify+0x420/0x600 [ 235.753604][ T9597] notifier_call_chain+0x8a/0x160 [ 235.758612][ T9597] raw_notifier_call_chain+0x11/0x20 [ 235.763876][ T9597] call_netdevice_notifiers_info+0x87/0xd0 [ 235.769669][ T9597] rollback_registered_many+0x6a3/0xdb0 [ 235.775207][ T9597] rollback_registered+0xdc/0x190 [ 235.780215][ T9597] unregister_netdevice_queue+0x186/0x240 [ 235.785936][ T9597] veth_newlink+0x565/0x9e0 [ 235.790428][ T9597] __rtnl_newlink+0xcdc/0x1480 [ 235.795177][ T9597] rtnl_newlink+0x61/0x90 [ 235.803767][ T9597] rtnetlink_rcv_msg+0x34a/0x8d0 [ 235.808796][ T9597] netlink_rcv_skb+0x13c/0x380 [ 235.813548][ T9597] rtnetlink_rcv+0x10/0x20 [ 235.818030][ T9597] netlink_unicast+0x45e/0x6a0 [ 235.822878][ T9597] netlink_sendmsg+0x7b0/0xcb0 [ 235.827627][ T9597] sock_sendmsg+0xb5/0xf0 [ 235.832007][ T9597] ____sys_sendmsg+0x603/0x950 [ 235.836773][ T9597] ___sys_sendmsg+0xe4/0x160 [ 235.841381][ T9597] __sys_sendmsg+0xd9/0x180 [ 235.845887][ T9597] __x64_sys_sendmsg+0x73/0xb0 [ 235.850725][ T9597] do_syscall_64+0xca/0x5f0 [ 235.855210][ T9597] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.861193][ T9597] [ 235.863515][ T9597] The buggy address belongs to the object at ffff88809455ed00 [ 235.863515][ T9597] which belongs to the cache kmalloc-128 of size 128 [ 235.877562][ T9597] The buggy address is located 8 bytes inside of [ 235.877562][ T9597] 128-byte region [ffff88809455ed00, ffff88809455ed80) [ 235.890645][ T9597] The buggy address belongs to the page: [ 235.896356][ T9597] page:ffffea0002515780 refcount:1 mapcount:0 mapping:ffff8880aa800700 index:0x0 [ 235.905457][ T9597] raw: 01fffc0000000200 ffffea0002653d88 ffffea0002a2ff88 ffff8880aa800700 [ 235.914029][ T9597] raw: 0000000000000000 ffff88809455e000 0000000100000010 0000000000000000 [ 235.922589][ T9597] page dumped because: kasan: bad access detected [ 235.929085][ T9597] [ 235.931404][ T9597] Memory state around the buggy address: [ 235.937026][ T9597] ffff88809455ec00: 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc [ 235.945075][ T9597] ffff88809455ec80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 235.953133][ T9597] >ffff88809455ed00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 235.961174][ T9597] ^ [ 235.965481][ T9597] ffff88809455ed80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 235.973691][ T9597] ffff88809455ee00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 235.981731][ T9597] ================================================================== [ 235.989862][ T9597] Disabling lock debugging due to kernel taint [ 235.996077][ T9597] Kernel panic - not syncing: panic_on_warn set ... [ 236.002654][ T9597] CPU: 1 PID: 9597 Comm: syz-executor.3 Tainted: G B 5.5.0-rc6-syzkaller #0 [ 236.012719][ T9597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.022871][ T9597] Call Trace: [ 236.026174][ T9597] dump_stack+0x12d/0x187 [ 236.030492][ T9597] ? qdisc_class_hash_grow+0x3c0/0x690 [ 236.035953][ T9597] panic+0x22a/0x4e3 [ 236.039889][ T9597] ? add_taint.cold.7+0x11/0x11 [ 236.044720][ T9597] ? do_raw_spin_unlock+0x54/0x260 [ 236.049813][ T9597] ? qdisc_class_hash_grow+0x40a/0x690 [ 236.055255][ T9597] end_report+0x47/0x4f [ 236.059402][ T9597] __kasan_report.cold.11+0xe/0x3a [ 236.064491][ T9597] ? qdisc_class_hash_grow+0x40a/0x690 [ 236.070010][ T9597] ? qdisc_class_hash_grow+0x40a/0x690 [ 236.075442][ T9597] kasan_report+0x12/0x20 [ 236.079758][ T9597] __asan_report_load8_noabort+0x14/0x20 [ 236.085389][ T9597] qdisc_class_hash_grow+0x40a/0x690 [ 236.090652][ T9597] ? trace_hardirqs_on+0x28/0x1a0 [ 236.095672][ T9597] qfq_change_class+0x8fe/0x16c4 [ 236.100595][ T9597] ? qfq_delete_class+0x600/0x600 [ 236.105619][ T9597] ? ns_capable_common+0x5e/0xd0 [ 236.110546][ T9597] tc_ctl_tclass+0x427/0xbf0 [ 236.115136][ T9597] ? qdisc_tree_reduce_backlog+0x550/0x550 [ 236.121098][ T9597] ? rtnetlink_rcv_msg+0x2d6/0x8d0 [ 236.126226][ T9597] rtnetlink_rcv_msg+0x34a/0x8d0 [ 236.131156][ T9597] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 236.136703][ T9597] ? netlink_deliver_tap+0x160/0xac0 [ 236.141963][ T9597] netlink_rcv_skb+0x13c/0x380 [ 236.146721][ T9597] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 236.152209][ T9597] ? netlink_ack+0x970/0x970 [ 236.156829][ T9597] ? netlink_deliver_tap+0x178/0xac0 [ 236.162088][ T9597] rtnetlink_rcv+0x10/0x20 [ 236.166476][ T9597] netlink_unicast+0x45e/0x6a0 [ 236.171214][ T9597] ? netlink_attachskb+0x740/0x740 [ 236.176306][ T9597] ? _copy_from_iter_full+0x18a/0x780 [ 236.181651][ T9597] ? __kasan_check_read+0x11/0x20 [ 236.186646][ T9597] ? __check_object_size+0x203/0x2ea [ 236.191902][ T9597] netlink_sendmsg+0x7b0/0xcb0 [ 236.196638][ T9597] ? netlink_unicast+0x6a0/0x6a0 [ 236.201563][ T9597] ? tomoyo_socket_sendmsg+0x9/0x10 [ 236.206738][ T9597] ? netlink_unicast+0x6a0/0x6a0 [ 236.211662][ T9597] sock_sendmsg+0xb5/0xf0 [ 236.215972][ T9597] ____sys_sendmsg+0x3b0/0x950 [ 236.220721][ T9597] ? copy_msghdr_from_user+0x209/0x420 [ 236.226151][ T9597] ? kernel_sendmsg+0x30/0x30 [ 236.230813][ T9597] ___sys_sendmsg+0xe4/0x160 [ 236.235379][ T9597] ? sendmsg_copy_msghdr+0x30/0x30 [ 236.240461][ T9597] ? rcu_read_lock_held+0x9c/0xb0 [ 236.245457][ T9597] ? __kasan_check_read+0x11/0x20 [ 236.250452][ T9597] ? __fget+0x2ac/0x410 [ 236.254580][ T9597] ? ksys_dup3+0x2e0/0x2e0 [ 236.258971][ T9597] ? find_held_lock+0x36/0x1d0 [ 236.263708][ T9597] ? __fget_light+0x179/0x1f0 [ 236.268356][ T9597] ? __fdget+0xe/0x10 [ 236.272309][ T9597] ? sockfd_lookup_light+0x1c/0x150 [ 236.277477][ T9597] __sys_sendmmsg+0x160/0x370 [ 236.282139][ T9597] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 236.287144][ T9597] ? vfs_write+0x25b/0x520 [ 236.291538][ T9597] ? lock_downgrade+0x900/0x900 [ 236.296447][ T9597] ? __kasan_check_write+0x14/0x20 [ 236.301529][ T9597] ? __mutex_unlock_slowpath+0xe0/0x690 [ 236.307045][ T9597] ? rcu_read_lock_any_held+0xcd/0xf0 [ 236.312509][ T9597] ? __kasan_check_write+0x14/0x20 [ 236.317628][ T9597] ? fput_many+0x1b/0x130 [ 236.321946][ T9597] ? fput+0xe/0x10 [ 236.325831][ T9597] ? ksys_write+0x181/0x220 [ 236.330332][ T9597] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 236.335776][ T9597] ? do_syscall_64+0x21/0x5f0 [ 236.340599][ T9597] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.346655][ T9597] __x64_sys_sendmmsg+0x98/0x100 [ 236.351576][ T9597] do_syscall_64+0xca/0x5f0 [ 236.356053][ T9597] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.361938][ T9597] RIP: 0033:0x45a639 [ 236.365984][ T9597] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 236.385662][ T9597] RSP: 002b:00007f2ea0e55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 236.394069][ T9597] RAX: ffffffffffffffda RBX: 00007f2ea0e55c90 RCX: 000000000045a639 [ 236.402030][ T9597] RDX: 0000000004924b68 RSI: 0000000020000140 RDI: 0000000000000006 [ 236.409994][ T9597] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 236.417958][ T9597] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ea0e566d4 [ 236.425923][ T9597] R13: 00000000004c85bc R14: 00000000004dec68 R15: 0000000000000007 [ 236.435489][ T9597] Kernel Offset: disabled [ 236.439841][ T9597] Rebooting in 86400 seconds..