[ 43.536906] audit: type=1800 audit(1582471751.787:30): pid=7915 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2490 res=0 Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 47.974099] kauditd_printk_skb: 4 callbacks suppressed [ 47.974114] audit: type=1400 audit(1582471756.257:35): avc: denied { map } for pid=8088 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.108' (ECDSA) to the list of known hosts. executing program [ 151.155402] audit: type=1400 audit(1582471859.437:36): avc: denied { map } for pid=8100 comm="syz-executor372" path="/root/syz-executor372516215" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 151.169001] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 151.206230] FAULT_INJECTION: forcing a failure. [ 151.206230] name failslab, interval 1, probability 0, space 0, times 1 [ 151.224353] CPU: 0 PID: 8102 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 151.232279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.241643] Call Trace: [ 151.244262] dump_stack+0x197/0x210 [ 151.247908] should_fail.cold+0xa/0x1b [ 151.251839] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 151.257088] ? lock_downgrade+0x880/0x880 [ 151.261255] __should_failslab+0x121/0x190 [ 151.265516] should_failslab+0x9/0x14 [ 151.269358] kmem_cache_alloc_node+0x26c/0x710 [ 151.273987] ? qfq_change_class+0x6c3/0x15ce [ 151.278466] __alloc_skb+0xd5/0x5f0 [ 151.282144] ? skb_trim+0x190/0x190 [ 151.286200] ? qfq_delete_class+0x350/0x350 [ 151.290544] ? validate_nla+0x32f/0x810 [ 151.294540] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 151.300016] ? qfq_delete_class+0x350/0x350 [ 151.304350] tc_ctl_tclass+0x532/0xc60 [ 151.308254] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 151.313366] ? find_held_lock+0x35/0x130 [ 151.317460] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 151.323013] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 151.328130] rtnetlink_rcv_msg+0x463/0xb00 [ 151.332385] ? rtnetlink_put_metrics+0x560/0x560 [ 151.337155] ? netlink_deliver_tap+0x22d/0xc20 [ 151.341761] ? find_held_lock+0x35/0x130 [ 151.345839] netlink_rcv_skb+0x17d/0x460 [ 151.349961] ? rtnetlink_put_metrics+0x560/0x560 [ 151.354743] ? netlink_ack+0xb30/0xb30 [ 151.358643] ? kasan_check_read+0x11/0x20 [ 151.362807] ? netlink_deliver_tap+0x254/0xc20 [ 151.367406] rtnetlink_rcv+0x1d/0x30 [ 151.371127] netlink_unicast+0x53a/0x730 [ 151.375215] ? netlink_attachskb+0x770/0x770 [ 151.379637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 151.385659] netlink_sendmsg+0x8ae/0xd70 [ 151.389739] ? netlink_unicast+0x730/0x730 [ 151.393999] ? selinux_socket_sendmsg+0x36/0x40 [ 151.398677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 151.404227] ? security_socket_sendmsg+0x8d/0xc0 [ 151.408996] ? netlink_unicast+0x730/0x730 [ 151.413246] sock_sendmsg+0xd7/0x130 [ 151.416976] ___sys_sendmsg+0x803/0x920 [ 151.420973] ? copy_msghdr_from_user+0x430/0x430 [ 151.425840] ? lock_downgrade+0x880/0x880 [ 151.430017] ? kasan_check_read+0x11/0x20 [ 151.434184] ? __fget+0x367/0x540 [ 151.437657] ? iterate_fd+0x360/0x360 [ 151.441483] ? __fget_light+0x1a9/0x230 [ 151.445474] ? __fdget+0x1b/0x20 [ 151.448851] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 151.454407] __sys_sendmsg+0x105/0x1d0 [ 151.458310] ? __ia32_sys_shutdown+0x80/0x80 [ 151.462748] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 151.467537] ? do_syscall_64+0x26/0x620 [ 151.471540] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.476919] ? do_syscall_64+0x26/0x620 [ 151.480910] __x64_sys_sendmsg+0x78/0xb0 [ 151.484992] do_syscall_64+0xfd/0x620 [ 151.488853] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.494051] RIP: 0033:0x4471f9 [ 151.497253] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 151.516163] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 151.523880] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 151.531158] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 151.538434] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 151.545711] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 151.553210] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 151.571707] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 151.602310] FAULT_INJECTION: forcing a failure. [ 151.602310] name failslab, interval 1, probability 0, space 0, times 0 [ 151.618061] CPU: 0 PID: 8116 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 151.626102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.635462] Call Trace: [ 151.638066] dump_stack+0x197/0x210 [ 151.641715] should_fail.cold+0xa/0x1b [ 151.645618] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 151.650740] ? lock_downgrade+0x880/0x880 [ 151.654912] __should_failslab+0x121/0x190 [ 151.659164] should_failslab+0x9/0x14 [ 151.662978] kmem_cache_alloc_node+0x26c/0x710 [ 151.667584] ? qfq_change_class+0x6c3/0x15ce [ 151.672018] __alloc_skb+0xd5/0x5f0 [ 151.675668] ? skb_trim+0x190/0x190 [ 151.679330] ? qfq_delete_class+0x350/0x350 [ 151.683670] ? validate_nla+0x32f/0x810 [ 151.687667] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 151.693141] ? qfq_delete_class+0x350/0x350 [ 151.697475] tc_ctl_tclass+0x532/0xc60 [ 151.701437] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 151.706593] ? find_held_lock+0x35/0x130 [ 151.710798] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 151.716351] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 151.721471] rtnetlink_rcv_msg+0x463/0xb00 [ 151.725741] ? rtnetlink_put_metrics+0x560/0x560 [ 151.730573] ? netlink_deliver_tap+0x22d/0xc20 [ 151.735178] ? find_held_lock+0x35/0x130 [ 151.739261] netlink_rcv_skb+0x17d/0x460 [ 151.743338] ? rtnetlink_put_metrics+0x560/0x560 [ 151.748110] ? netlink_ack+0xb30/0xb30 [ 151.752141] ? kasan_check_read+0x11/0x20 [ 151.756321] ? netlink_deliver_tap+0x254/0xc20 [ 151.760922] rtnetlink_rcv+0x1d/0x30 [ 151.764653] netlink_unicast+0x53a/0x730 [ 151.768733] ? netlink_attachskb+0x770/0x770 [ 151.773160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 151.778717] netlink_sendmsg+0x8ae/0xd70 [ 151.782798] ? netlink_unicast+0x730/0x730 [ 151.787050] ? selinux_socket_sendmsg+0x36/0x40 [ 151.791728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 151.797390] ? security_socket_sendmsg+0x8d/0xc0 [ 151.802164] ? netlink_unicast+0x730/0x730 [ 151.806414] sock_sendmsg+0xd7/0x130 [ 151.810148] ___sys_sendmsg+0x803/0x920 [ 151.814141] ? copy_msghdr_from_user+0x430/0x430 [ 151.818916] ? lock_downgrade+0x880/0x880 [ 151.823082] ? kasan_check_read+0x11/0x20 [ 151.827249] ? __fget+0x367/0x540 [ 151.830722] ? iterate_fd+0x360/0x360 [ 151.834550] ? __fget_light+0x1a9/0x230 [ 151.838545] ? __fdget+0x1b/0x20 [ 151.841924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 151.847477] __sys_sendmsg+0x105/0x1d0 [ 151.851381] ? __ia32_sys_shutdown+0x80/0x80 [ 151.855821] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 151.860596] ? do_syscall_64+0x26/0x620 [ 151.864586] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.870008] ? do_syscall_64+0x26/0x620 [ 151.874068] __x64_sys_sendmsg+0x78/0xb0 [ 151.878161] do_syscall_64+0xfd/0x620 [ 151.881989] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.887611] RIP: 0033:0x4471f9 [ 151.890949] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 151.909857] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 151.917576] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 151.924855] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 151.932131] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 151.939405] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 151.946679] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 executing program [ 151.967535] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 151.986877] FAULT_INJECTION: forcing a failure. [ 151.986877] name failslab, interval 1, probability 0, space 0, times 0 [ 152.004270] CPU: 0 PID: 8133 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 152.012177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.021535] Call Trace: [ 152.024133] dump_stack+0x197/0x210 [ 152.027774] should_fail.cold+0xa/0x1b [ 152.031667] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 152.036804] ? lock_downgrade+0x880/0x880 [ 152.040987] __should_failslab+0x121/0x190 [ 152.045296] should_failslab+0x9/0x14 [ 152.049113] kmem_cache_alloc_trace+0x2cc/0x760 [ 152.053802] ? qfq_change_class+0xcf4/0x15ce [ 152.058228] ? __local_bh_enable_ip+0x15a/0x270 [ 152.062915] qfq_change_class+0xd29/0x15ce [ 152.067182] ? security_capable+0x95/0xc0 [ 152.071352] ? qfq_delete_class+0x350/0x350 [ 152.075690] ? validate_nla+0x32f/0x810 [ 152.079697] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 152.084727] ? qdisc_match_from_root+0x18a/0x280 [ 152.089561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 152.095110] ? qfq_delete_class+0x350/0x350 [ 152.099445] tc_ctl_tclass+0x4f8/0xc60 [ 152.103353] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 152.108470] ? find_held_lock+0x35/0x130 [ 152.112576] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 152.118130] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 152.123277] rtnetlink_rcv_msg+0x463/0xb00 [ 152.127538] ? rtnetlink_put_metrics+0x560/0x560 [ 152.132342] ? netlink_deliver_tap+0x22d/0xc20 [ 152.136942] ? find_held_lock+0x35/0x130 [ 152.141032] netlink_rcv_skb+0x17d/0x460 [ 152.145109] ? rtnetlink_put_metrics+0x560/0x560 [ 152.149878] ? netlink_ack+0xb30/0xb30 [ 152.153782] ? kasan_check_read+0x11/0x20 [ 152.157945] ? netlink_deliver_tap+0x254/0xc20 [ 152.162613] rtnetlink_rcv+0x1d/0x30 [ 152.166349] netlink_unicast+0x53a/0x730 [ 152.170433] ? netlink_attachskb+0x770/0x770 [ 152.174865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 152.180434] netlink_sendmsg+0x8ae/0xd70 [ 152.184579] ? netlink_unicast+0x730/0x730 [ 152.189066] ? selinux_socket_sendmsg+0x36/0x40 [ 152.193815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 152.199397] ? security_socket_sendmsg+0x8d/0xc0 [ 152.204161] ? netlink_unicast+0x730/0x730 [ 152.208411] sock_sendmsg+0xd7/0x130 [ 152.212144] ___sys_sendmsg+0x803/0x920 [ 152.216141] ? copy_msghdr_from_user+0x430/0x430 [ 152.220917] ? lock_downgrade+0x880/0x880 [ 152.225097] ? kasan_check_read+0x11/0x20 [ 152.229277] ? __fget+0x367/0x540 [ 152.232745] ? iterate_fd+0x360/0x360 [ 152.236597] ? __fget_light+0x1a9/0x230 [ 152.240589] ? __fdget+0x1b/0x20 [ 152.243969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 152.249534] __sys_sendmsg+0x105/0x1d0 [ 152.253441] ? __ia32_sys_shutdown+0x80/0x80 [ 152.257885] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 152.262674] ? do_syscall_64+0x26/0x620 [ 152.266771] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.272145] ? do_syscall_64+0x26/0x620 [ 152.276133] __x64_sys_sendmsg+0x78/0xb0 [ 152.280210] do_syscall_64+0xfd/0x620 [ 152.284066] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.289260] RIP: 0033:0x4471f9 [ 152.292459] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 152.311500] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 152.319215] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 152.326496] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 152.333920] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 152.341193] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 152.348466] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 152.360871] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 152.378195] FAULT_INJECTION: forcing a failure. [ 152.378195] name failslab, interval 1, probability 0, space 0, times 0 [ 152.391294] CPU: 0 PID: 8150 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 152.399201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.408559] Call Trace: [ 152.411207] dump_stack+0x197/0x210 [ 152.414866] should_fail.cold+0xa/0x1b [ 152.418780] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 152.423899] ? lock_downgrade+0x880/0x880 [ 152.428063] __should_failslab+0x121/0x190 [ 152.432312] should_failslab+0x9/0x14 [ 152.436121] kmem_cache_alloc_node+0x26c/0x710 [ 152.440724] ? qfq_change_class+0x6c3/0x15ce [ 152.445155] __alloc_skb+0xd5/0x5f0 [ 152.448807] ? skb_trim+0x190/0x190 [ 152.452467] ? qfq_delete_class+0x350/0x350 [ 152.456808] ? validate_nla+0x32f/0x810 [ 152.460805] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 152.466284] ? qfq_delete_class+0x350/0x350 [ 152.470619] tc_ctl_tclass+0x532/0xc60 [ 152.474527] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 152.479643] ? find_held_lock+0x35/0x130 [ 152.483758] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 152.489325] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 152.494441] rtnetlink_rcv_msg+0x463/0xb00 [ 152.498692] ? rtnetlink_put_metrics+0x560/0x560 [ 152.503470] ? netlink_deliver_tap+0x22d/0xc20 [ 152.508094] ? find_held_lock+0x35/0x130 [ 152.512169] netlink_rcv_skb+0x17d/0x460 [ 152.516246] ? rtnetlink_put_metrics+0x560/0x560 [ 152.521012] ? netlink_ack+0xb30/0xb30 [ 152.524908] ? kasan_check_read+0x11/0x20 [ 152.529075] ? netlink_deliver_tap+0x254/0xc20 [ 152.533676] rtnetlink_rcv+0x1d/0x30 [ 152.537399] netlink_unicast+0x53a/0x730 [ 152.541506] ? netlink_attachskb+0x770/0x770 [ 152.545946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 152.551501] netlink_sendmsg+0x8ae/0xd70 [ 152.555577] ? netlink_unicast+0x730/0x730 [ 152.559823] ? selinux_socket_sendmsg+0x36/0x40 [ 152.564521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 152.570094] ? security_socket_sendmsg+0x8d/0xc0 [ 152.574880] ? netlink_unicast+0x730/0x730 [ 152.579143] sock_sendmsg+0xd7/0x130 [ 152.582973] ___sys_sendmsg+0x803/0x920 [ 152.586974] ? copy_msghdr_from_user+0x430/0x430 [ 152.591749] ? lock_downgrade+0x880/0x880 [ 152.595912] ? kasan_check_read+0x11/0x20 [ 152.600076] ? __fget+0x367/0x540 [ 152.603545] ? iterate_fd+0x360/0x360 [ 152.607367] ? __fget_light+0x1a9/0x230 [ 152.611385] ? __fdget+0x1b/0x20 [ 152.614773] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 152.620357] __sys_sendmsg+0x105/0x1d0 [ 152.624265] ? __ia32_sys_shutdown+0x80/0x80 [ 152.628722] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 152.633511] ? do_syscall_64+0x26/0x620 [ 152.637542] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.642915] ? do_syscall_64+0x26/0x620 [ 152.646919] __x64_sys_sendmsg+0x78/0xb0 [ 152.651173] do_syscall_64+0xfd/0x620 [ 152.655013] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.660224] RIP: 0033:0x4471f9 executing program [ 152.663456] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 152.682476] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 152.690197] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 152.697674] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 152.704950] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 152.712265] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 152.719546] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 152.741555] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 152.761488] FAULT_INJECTION: forcing a failure. [ 152.761488] name failslab, interval 1, probability 0, space 0, times 0 [ 152.779550] CPU: 0 PID: 8165 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 152.787445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.796803] Call Trace: [ 152.799407] dump_stack+0x197/0x210 [ 152.803052] should_fail.cold+0xa/0x1b [ 152.806959] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 152.812084] ? lock_downgrade+0x880/0x880 [ 152.816250] __should_failslab+0x121/0x190 [ 152.820547] should_failslab+0x9/0x14 [ 152.824396] kmem_cache_alloc_node+0x26c/0x710 [ 152.829005] ? qfq_change_class+0x6c3/0x15ce [ 152.833462] __alloc_skb+0xd5/0x5f0 [ 152.837103] ? skb_trim+0x190/0x190 [ 152.840747] ? qfq_delete_class+0x350/0x350 [ 152.845077] ? validate_nla+0x32f/0x810 [ 152.849074] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 152.854569] ? qfq_delete_class+0x350/0x350 [ 152.858906] tc_ctl_tclass+0x532/0xc60 [ 152.862824] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 152.867967] ? find_held_lock+0x35/0x130 [ 152.872063] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 152.877615] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 152.882744] rtnetlink_rcv_msg+0x463/0xb00 [ 152.887033] ? rtnetlink_put_metrics+0x560/0x560 [ 152.891871] ? netlink_deliver_tap+0x22d/0xc20 [ 152.896494] ? find_held_lock+0x35/0x130 [ 152.900590] netlink_rcv_skb+0x17d/0x460 [ 152.904666] ? rtnetlink_put_metrics+0x560/0x560 [ 152.909432] ? netlink_ack+0xb30/0xb30 [ 152.913358] ? kasan_check_read+0x11/0x20 [ 152.917538] ? netlink_deliver_tap+0x254/0xc20 [ 152.922160] rtnetlink_rcv+0x1d/0x30 [ 152.925922] netlink_unicast+0x53a/0x730 [ 152.930002] ? netlink_attachskb+0x770/0x770 [ 152.934446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 152.940009] netlink_sendmsg+0x8ae/0xd70 [ 152.944091] ? netlink_unicast+0x730/0x730 [ 152.948359] ? selinux_socket_sendmsg+0x36/0x40 [ 152.953052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 152.958600] ? security_socket_sendmsg+0x8d/0xc0 [ 152.963379] ? netlink_unicast+0x730/0x730 [ 152.967628] sock_sendmsg+0xd7/0x130 [ 152.971434] ___sys_sendmsg+0x803/0x920 [ 152.975437] ? copy_msghdr_from_user+0x430/0x430 [ 152.980210] ? lock_downgrade+0x880/0x880 [ 152.984382] ? kasan_check_read+0x11/0x20 [ 152.988578] ? __fget+0x367/0x540 [ 152.992054] ? iterate_fd+0x360/0x360 [ 152.995890] ? __fget_light+0x1a9/0x230 [ 152.999879] ? __fdget+0x1b/0x20 [ 153.003256] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 153.008808] __sys_sendmsg+0x105/0x1d0 [ 153.012770] ? __ia32_sys_shutdown+0x80/0x80 [ 153.017202] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 153.021975] ? do_syscall_64+0x26/0x620 [ 153.025960] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.031334] ? do_syscall_64+0x26/0x620 [ 153.035326] __x64_sys_sendmsg+0x78/0xb0 [ 153.039440] do_syscall_64+0xfd/0x620 [ 153.043266] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.048464] RIP: 0033:0x4471f9 [ 153.051679] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 153.070598] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 153.078326] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 153.085602] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 153.092893] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 153.100169] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 153.107457] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 153.119679] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 153.154155] FAULT_INJECTION: forcing a failure. [ 153.154155] name failslab, interval 1, probability 0, space 0, times 0 [ 153.178864] CPU: 0 PID: 8181 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 153.186765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.196136] Call Trace: [ 153.198730] dump_stack+0x197/0x210 [ 153.202384] should_fail.cold+0xa/0x1b [ 153.206287] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 153.211415] ? lock_downgrade+0x880/0x880 [ 153.215582] __should_failslab+0x121/0x190 [ 153.219923] should_failslab+0x9/0x14 [ 153.223745] kmem_cache_alloc_node+0x26c/0x710 [ 153.228343] ? qfq_change_class+0x6c3/0x15ce [ 153.232777] __alloc_skb+0xd5/0x5f0 [ 153.236422] ? skb_trim+0x190/0x190 [ 153.240065] ? qfq_delete_class+0x350/0x350 [ 153.244419] ? validate_nla+0x32f/0x810 [ 153.248445] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 153.253917] ? qfq_delete_class+0x350/0x350 [ 153.258275] tc_ctl_tclass+0x532/0xc60 [ 153.262185] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 153.267399] ? find_held_lock+0x35/0x130 [ 153.271555] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 153.277122] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 153.282237] rtnetlink_rcv_msg+0x463/0xb00 [ 153.286506] ? rtnetlink_put_metrics+0x560/0x560 [ 153.291306] ? netlink_deliver_tap+0x22d/0xc20 [ 153.295944] ? find_held_lock+0x35/0x130 [ 153.300046] netlink_rcv_skb+0x17d/0x460 [ 153.304122] ? rtnetlink_put_metrics+0x560/0x560 [ 153.308893] ? netlink_ack+0xb30/0xb30 [ 153.312786] ? kasan_check_read+0x11/0x20 [ 153.316944] ? netlink_deliver_tap+0x254/0xc20 [ 153.321655] rtnetlink_rcv+0x1d/0x30 [ 153.325383] netlink_unicast+0x53a/0x730 [ 153.329461] ? netlink_attachskb+0x770/0x770 [ 153.333964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 153.339547] netlink_sendmsg+0x8ae/0xd70 [ 153.343662] ? netlink_unicast+0x730/0x730 [ 153.347917] ? selinux_socket_sendmsg+0x36/0x40 [ 153.352610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 153.358159] ? security_socket_sendmsg+0x8d/0xc0 [ 153.362962] ? netlink_unicast+0x730/0x730 [ 153.367217] sock_sendmsg+0xd7/0x130 [ 153.370950] ___sys_sendmsg+0x803/0x920 [ 153.374940] ? copy_msghdr_from_user+0x430/0x430 [ 153.379711] ? lock_downgrade+0x880/0x880 [ 153.383886] ? kasan_check_read+0x11/0x20 [ 153.388578] ? __fget+0x367/0x540 [ 153.392043] ? iterate_fd+0x360/0x360 [ 153.395881] ? __fget_light+0x1a9/0x230 [ 153.399911] ? __fdget+0x1b/0x20 [ 153.403319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 153.408887] __sys_sendmsg+0x105/0x1d0 [ 153.412782] ? __ia32_sys_shutdown+0x80/0x80 [ 153.417215] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 153.421978] ? do_syscall_64+0x26/0x620 [ 153.425961] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.431340] ? do_syscall_64+0x26/0x620 [ 153.435326] __x64_sys_sendmsg+0x78/0xb0 [ 153.439448] do_syscall_64+0xfd/0x620 [ 153.443271] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.448465] RIP: 0033:0x4471f9 [ 153.451682] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 153.470589] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 153.478308] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 153.485599] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 153.492891] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 153.500183] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 153.507459] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 153.548616] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 153.569373] FAULT_INJECTION: forcing a failure. [ 153.569373] name failslab, interval 1, probability 0, space 0, times 0 [ 153.595955] CPU: 0 PID: 8198 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 153.603851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.613205] Call Trace: [ 153.615824] dump_stack+0x197/0x210 [ 153.619481] should_fail.cold+0xa/0x1b [ 153.623397] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 153.628517] ? lock_downgrade+0x880/0x880 [ 153.632706] __should_failslab+0x121/0x190 [ 153.636986] should_failslab+0x9/0x14 [ 153.640823] kmem_cache_alloc_node+0x26c/0x710 [ 153.645458] ? qfq_change_class+0x6c3/0x15ce [ 153.649895] __alloc_skb+0xd5/0x5f0 [ 153.653542] ? skb_trim+0x190/0x190 [ 153.657178] ? qfq_delete_class+0x350/0x350 [ 153.661507] ? validate_nla+0x32f/0x810 [ 153.665505] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 153.671044] ? qfq_delete_class+0x350/0x350 [ 153.675391] tc_ctl_tclass+0x532/0xc60 [ 153.679301] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 153.684412] ? find_held_lock+0x35/0x130 [ 153.688576] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 153.694149] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 153.699266] rtnetlink_rcv_msg+0x463/0xb00 [ 153.703516] ? rtnetlink_put_metrics+0x560/0x560 [ 153.708298] ? netlink_deliver_tap+0x22d/0xc20 [ 153.712965] ? find_held_lock+0x35/0x130 [ 153.717060] netlink_rcv_skb+0x17d/0x460 [ 153.721168] ? rtnetlink_put_metrics+0x560/0x560 [ 153.725939] ? netlink_ack+0xb30/0xb30 [ 153.729835] ? kasan_check_read+0x11/0x20 [ 153.734014] ? netlink_deliver_tap+0x254/0xc20 [ 153.738636] rtnetlink_rcv+0x1d/0x30 [ 153.742368] netlink_unicast+0x53a/0x730 [ 153.746456] ? netlink_attachskb+0x770/0x770 [ 153.750883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 153.756441] netlink_sendmsg+0x8ae/0xd70 [ 153.760525] ? netlink_unicast+0x730/0x730 [ 153.764777] ? selinux_socket_sendmsg+0x36/0x40 [ 153.769508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 153.775114] ? security_socket_sendmsg+0x8d/0xc0 [ 153.779874] ? netlink_unicast+0x730/0x730 [ 153.784159] sock_sendmsg+0xd7/0x130 [ 153.788234] ___sys_sendmsg+0x803/0x920 [ 153.792222] ? copy_msghdr_from_user+0x430/0x430 [ 153.797003] ? lock_downgrade+0x880/0x880 [ 153.801164] ? kasan_check_read+0x11/0x20 [ 153.805332] ? __fget+0x367/0x540 [ 153.808803] ? iterate_fd+0x360/0x360 [ 153.812625] ? __fget_light+0x1a9/0x230 [ 153.816614] ? __fdget+0x1b/0x20 [ 153.820018] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 153.825569] __sys_sendmsg+0x105/0x1d0 [ 153.829505] ? __ia32_sys_shutdown+0x80/0x80 [ 153.833936] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 153.838717] ? do_syscall_64+0x26/0x620 [ 153.842712] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.848090] ? do_syscall_64+0x26/0x620 [ 153.852076] __x64_sys_sendmsg+0x78/0xb0 [ 153.856151] do_syscall_64+0xfd/0x620 [ 153.859964] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.865176] RIP: 0033:0x4471f9 [ 153.868380] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 153.887327] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 153.895070] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 153.902338] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 153.909656] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 153.916934] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 153.924214] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 153.936717] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 153.956790] FAULT_INJECTION: forcing a failure. [ 153.956790] name failslab, interval 1, probability 0, space 0, times 0 [ 153.971769] CPU: 0 PID: 8216 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 153.979662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.989020] Call Trace: [ 153.991657] dump_stack+0x197/0x210 [ 153.995318] should_fail.cold+0xa/0x1b [ 153.999242] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 154.004368] ? lock_downgrade+0x880/0x880 [ 154.008544] __should_failslab+0x121/0x190 [ 154.012801] should_failslab+0x9/0x14 [ 154.016639] kmem_cache_alloc_node+0x26c/0x710 [ 154.021386] ? qfq_change_class+0x6c3/0x15ce [ 154.025831] __alloc_skb+0xd5/0x5f0 [ 154.029476] ? skb_trim+0x190/0x190 [ 154.033119] ? qfq_delete_class+0x350/0x350 [ 154.037449] ? validate_nla+0x32f/0x810 [ 154.041440] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 154.046927] ? qfq_delete_class+0x350/0x350 [ 154.051260] tc_ctl_tclass+0x532/0xc60 [ 154.055163] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 154.060305] ? find_held_lock+0x35/0x130 [ 154.064420] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 154.069993] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 154.075118] rtnetlink_rcv_msg+0x463/0xb00 [ 154.079371] ? rtnetlink_put_metrics+0x560/0x560 [ 154.084156] ? netlink_deliver_tap+0x22d/0xc20 [ 154.088751] ? find_held_lock+0x35/0x130 [ 154.092836] netlink_rcv_skb+0x17d/0x460 [ 154.096925] ? rtnetlink_put_metrics+0x560/0x560 [ 154.101699] ? netlink_ack+0xb30/0xb30 [ 154.105624] ? kasan_check_read+0x11/0x20 [ 154.109799] ? netlink_deliver_tap+0x254/0xc20 [ 154.114411] rtnetlink_rcv+0x1d/0x30 [ 154.118134] netlink_unicast+0x53a/0x730 [ 154.122210] ? netlink_attachskb+0x770/0x770 [ 154.126642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 154.132196] netlink_sendmsg+0x8ae/0xd70 [ 154.136283] ? netlink_unicast+0x730/0x730 [ 154.140550] ? selinux_socket_sendmsg+0x36/0x40 [ 154.145248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 154.150798] ? security_socket_sendmsg+0x8d/0xc0 [ 154.155586] ? netlink_unicast+0x730/0x730 [ 154.159846] sock_sendmsg+0xd7/0x130 [ 154.163586] ___sys_sendmsg+0x803/0x920 [ 154.167597] ? copy_msghdr_from_user+0x430/0x430 [ 154.172445] ? lock_downgrade+0x880/0x880 [ 154.176616] ? kasan_check_read+0x11/0x20 [ 154.180784] ? __fget+0x367/0x540 [ 154.184265] ? iterate_fd+0x360/0x360 [ 154.188091] ? __fget_light+0x1a9/0x230 [ 154.192088] ? __fdget+0x1b/0x20 [ 154.195481] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 154.201039] __sys_sendmsg+0x105/0x1d0 [ 154.204939] ? __ia32_sys_shutdown+0x80/0x80 [ 154.209386] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 154.214171] ? do_syscall_64+0x26/0x620 [ 154.218193] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.223576] ? do_syscall_64+0x26/0x620 [ 154.227584] __x64_sys_sendmsg+0x78/0xb0 [ 154.231667] do_syscall_64+0xfd/0x620 [ 154.235491] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.240686] RIP: 0033:0x4471f9 executing program [ 154.243886] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 154.262792] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 154.270556] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 154.277833] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 154.285391] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 154.292668] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 154.299942] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 154.323007] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 154.341426] FAULT_INJECTION: forcing a failure. [ 154.341426] name failslab, interval 1, probability 0, space 0, times 0 [ 154.364145] CPU: 0 PID: 8230 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 154.372044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.381403] Call Trace: [ 154.384016] dump_stack+0x197/0x210 [ 154.387665] should_fail.cold+0xa/0x1b [ 154.391569] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 154.396691] ? lock_downgrade+0x880/0x880 [ 154.400865] __should_failslab+0x121/0x190 [ 154.405115] should_failslab+0x9/0x14 [ 154.408925] kmem_cache_alloc_node+0x26c/0x710 [ 154.413543] ? qfq_change_class+0x6c3/0x15ce [ 154.417967] __alloc_skb+0xd5/0x5f0 [ 154.421627] ? skb_trim+0x190/0x190 [ 154.425265] ? qfq_delete_class+0x350/0x350 [ 154.429599] ? validate_nla+0x32f/0x810 [ 154.433590] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 154.439057] ? qfq_delete_class+0x350/0x350 [ 154.443395] tc_ctl_tclass+0x532/0xc60 [ 154.447325] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 154.452442] ? find_held_lock+0x35/0x130 [ 154.456537] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 154.462092] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 154.467208] rtnetlink_rcv_msg+0x463/0xb00 [ 154.471506] ? rtnetlink_put_metrics+0x560/0x560 [ 154.476297] ? netlink_deliver_tap+0x22d/0xc20 [ 154.480902] ? find_held_lock+0x35/0x130 [ 154.485373] netlink_rcv_skb+0x17d/0x460 [ 154.489444] ? rtnetlink_put_metrics+0x560/0x560 [ 154.494222] ? netlink_ack+0xb30/0xb30 [ 154.498118] ? kasan_check_read+0x11/0x20 [ 154.502318] ? netlink_deliver_tap+0x254/0xc20 [ 154.506919] rtnetlink_rcv+0x1d/0x30 [ 154.510749] netlink_unicast+0x53a/0x730 [ 154.514842] ? netlink_attachskb+0x770/0x770 [ 154.519273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 154.524826] netlink_sendmsg+0x8ae/0xd70 [ 154.528903] ? netlink_unicast+0x730/0x730 [ 154.533154] ? selinux_socket_sendmsg+0x36/0x40 [ 154.537852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 154.543405] ? security_socket_sendmsg+0x8d/0xc0 [ 154.548171] ? netlink_unicast+0x730/0x730 [ 154.552420] sock_sendmsg+0xd7/0x130 [ 154.556158] ___sys_sendmsg+0x803/0x920 [ 154.560145] ? copy_msghdr_from_user+0x430/0x430 [ 154.564916] ? lock_downgrade+0x880/0x880 [ 154.569078] ? kasan_check_read+0x11/0x20 [ 154.573251] ? __fget+0x367/0x540 [ 154.576718] ? iterate_fd+0x360/0x360 [ 154.580548] ? __fget_light+0x1a9/0x230 [ 154.584824] ? __fdget+0x1b/0x20 [ 154.588196] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 154.593748] __sys_sendmsg+0x105/0x1d0 [ 154.597666] ? __ia32_sys_shutdown+0x80/0x80 [ 154.602106] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 154.606875] ? do_syscall_64+0x26/0x620 [ 154.610903] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.616277] ? do_syscall_64+0x26/0x620 [ 154.620267] __x64_sys_sendmsg+0x78/0xb0 [ 154.624343] do_syscall_64+0xfd/0x620 [ 154.628159] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.633355] RIP: 0033:0x4471f9 [ 154.636555] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 154.655493] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 154.663224] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 154.670504] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 154.677782] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 154.685053] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 154.692343] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 154.707919] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 154.760018] FAULT_INJECTION: forcing a failure. [ 154.760018] name failslab, interval 1, probability 0, space 0, times 0 [ 154.778235] CPU: 0 PID: 8246 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 154.786131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.795501] Call Trace: [ 154.798106] dump_stack+0x197/0x210 [ 154.801751] should_fail.cold+0xa/0x1b [ 154.805664] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 154.810781] ? lock_downgrade+0x880/0x880 [ 154.814954] __should_failslab+0x121/0x190 [ 154.819201] should_failslab+0x9/0x14 [ 154.823013] kmem_cache_alloc_node+0x26c/0x710 [ 154.827644] ? qfq_change_class+0x6c3/0x15ce [ 154.832073] __alloc_skb+0xd5/0x5f0 [ 154.835715] ? skb_trim+0x190/0x190 [ 154.839353] ? qfq_delete_class+0x350/0x350 [ 154.843682] ? validate_nla+0x32f/0x810 [ 154.847679] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 154.853150] ? qfq_delete_class+0x350/0x350 [ 154.857484] tc_ctl_tclass+0x532/0xc60 [ 154.861400] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 154.866534] ? find_held_lock+0x35/0x130 [ 154.870624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 154.876186] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 154.881302] rtnetlink_rcv_msg+0x463/0xb00 [ 154.885560] ? rtnetlink_put_metrics+0x560/0x560 [ 154.890341] ? netlink_deliver_tap+0x22d/0xc20 [ 154.894934] ? find_held_lock+0x35/0x130 [ 154.899012] netlink_rcv_skb+0x17d/0x460 [ 154.903116] ? rtnetlink_put_metrics+0x560/0x560 [ 154.907885] ? netlink_ack+0xb30/0xb30 [ 154.911800] ? kasan_check_read+0x11/0x20 [ 154.915976] ? netlink_deliver_tap+0x254/0xc20 [ 154.920606] rtnetlink_rcv+0x1d/0x30 [ 154.924334] netlink_unicast+0x53a/0x730 [ 154.928427] ? netlink_attachskb+0x770/0x770 [ 154.932872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 154.938459] netlink_sendmsg+0x8ae/0xd70 [ 154.942542] ? netlink_unicast+0x730/0x730 [ 154.946791] ? selinux_socket_sendmsg+0x36/0x40 [ 154.951487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 154.957057] ? security_socket_sendmsg+0x8d/0xc0 [ 154.961822] ? netlink_unicast+0x730/0x730 [ 154.966082] sock_sendmsg+0xd7/0x130 [ 154.969953] ___sys_sendmsg+0x803/0x920 [ 154.973945] ? copy_msghdr_from_user+0x430/0x430 [ 154.978730] ? lock_downgrade+0x880/0x880 [ 154.982895] ? kasan_check_read+0x11/0x20 [ 154.987462] ? __fget+0x367/0x540 [ 154.990934] ? iterate_fd+0x360/0x360 [ 154.994758] ? __fget_light+0x1a9/0x230 [ 154.998754] ? __fdget+0x1b/0x20 [ 155.002140] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 155.007787] __sys_sendmsg+0x105/0x1d0 [ 155.011688] ? __ia32_sys_shutdown+0x80/0x80 [ 155.016121] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 155.020887] ? do_syscall_64+0x26/0x620 [ 155.024871] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.030244] ? do_syscall_64+0x26/0x620 [ 155.034247] __x64_sys_sendmsg+0x78/0xb0 [ 155.038318] do_syscall_64+0xfd/0x620 [ 155.042139] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.047334] RIP: 0033:0x4471f9 [ 155.050565] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 155.069471] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.077218] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 155.084568] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 155.091846] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 155.099123] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 executing program [ 155.106414] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 155.143416] FAULT_INJECTION: forcing a failure. [ 155.143416] name failslab, interval 1, probability 0, space 0, times 0 [ 155.154764] CPU: 1 PID: 8265 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 155.162657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.172013] Call Trace: [ 155.174622] dump_stack+0x197/0x210 [ 155.178285] should_fail.cold+0xa/0x1b [ 155.182190] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 155.187307] ? lock_downgrade+0x880/0x880 [ 155.191478] __should_failslab+0x121/0x190 [ 155.195724] should_failslab+0x9/0x14 [ 155.199536] kmem_cache_alloc_node+0x26c/0x710 [ 155.204153] ? qfq_change_class+0x6c3/0x15ce [ 155.208591] __alloc_skb+0xd5/0x5f0 [ 155.212235] ? skb_trim+0x190/0x190 [ 155.215879] ? qfq_delete_class+0x350/0x350 [ 155.220211] ? validate_nla+0x32f/0x810 [ 155.224202] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 155.229693] ? qfq_delete_class+0x350/0x350 [ 155.234074] tc_ctl_tclass+0x532/0xc60 [ 155.237982] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 155.243098] ? find_held_lock+0x35/0x130 [ 155.247187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 155.252741] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 155.257861] rtnetlink_rcv_msg+0x463/0xb00 [ 155.262118] ? rtnetlink_put_metrics+0x560/0x560 [ 155.266934] ? netlink_deliver_tap+0x22d/0xc20 [ 155.271554] ? find_held_lock+0x35/0x130 [ 155.275632] netlink_rcv_skb+0x17d/0x460 [ 155.279705] ? rtnetlink_put_metrics+0x560/0x560 [ 155.284478] ? netlink_ack+0xb30/0xb30 [ 155.288386] ? kasan_check_read+0x11/0x20 [ 155.292552] ? netlink_deliver_tap+0x254/0xc20 [ 155.297151] rtnetlink_rcv+0x1d/0x30 [ 155.300904] netlink_unicast+0x53a/0x730 [ 155.305043] ? netlink_attachskb+0x770/0x770 [ 155.309531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 155.315374] netlink_sendmsg+0x8ae/0xd70 [ 155.319483] ? netlink_unicast+0x730/0x730 [ 155.323764] ? selinux_socket_sendmsg+0x36/0x40 [ 155.328445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 155.334008] ? security_socket_sendmsg+0x8d/0xc0 [ 155.338778] ? netlink_unicast+0x730/0x730 [ 155.343034] sock_sendmsg+0xd7/0x130 [ 155.346763] ___sys_sendmsg+0x803/0x920 [ 155.350758] ? copy_msghdr_from_user+0x430/0x430 [ 155.355545] ? lock_downgrade+0x880/0x880 [ 155.359719] ? kasan_check_read+0x11/0x20 [ 155.363881] ? __fget+0x367/0x540 [ 155.367378] ? iterate_fd+0x360/0x360 [ 155.371208] ? __fget_light+0x1a9/0x230 [ 155.375209] ? __fdget+0x1b/0x20 [ 155.378582] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 155.384161] __sys_sendmsg+0x105/0x1d0 [ 155.388079] ? __ia32_sys_shutdown+0x80/0x80 [ 155.392514] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 155.397279] ? do_syscall_64+0x26/0x620 [ 155.401262] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.406637] ? do_syscall_64+0x26/0x620 [ 155.410633] __x64_sys_sendmsg+0x78/0xb0 [ 155.414712] do_syscall_64+0xfd/0x620 [ 155.418541] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.423736] RIP: 0033:0x4471f9 [ 155.426939] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 155.445890] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.453614] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 155.460892] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 155.468167] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 155.475442] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 155.482731] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 155.527165] FAULT_INJECTION: forcing a failure. [ 155.527165] name failslab, interval 1, probability 0, space 0, times 0 [ 155.551330] CPU: 0 PID: 8280 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 155.559243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.568600] Call Trace: [ 155.571212] dump_stack+0x197/0x210 [ 155.574901] should_fail.cold+0xa/0x1b [ 155.578824] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 155.583952] ? lock_downgrade+0x880/0x880 [ 155.588126] __should_failslab+0x121/0x190 [ 155.592439] should_failslab+0x9/0x14 [ 155.596251] kmem_cache_alloc_node+0x26c/0x710 [ 155.600848] ? qfq_change_class+0x6c3/0x15ce [ 155.605280] __alloc_skb+0xd5/0x5f0 [ 155.608953] ? skb_trim+0x190/0x190 [ 155.612623] ? qfq_delete_class+0x350/0x350 [ 155.616953] ? validate_nla+0x32f/0x810 [ 155.620943] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 155.626409] ? qfq_delete_class+0x350/0x350 [ 155.630751] tc_ctl_tclass+0x532/0xc60 [ 155.634656] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 155.639779] ? find_held_lock+0x35/0x130 [ 155.643870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 155.649424] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 155.654563] rtnetlink_rcv_msg+0x463/0xb00 [ 155.658816] ? rtnetlink_put_metrics+0x560/0x560 [ 155.663589] ? netlink_deliver_tap+0x22d/0xc20 [ 155.668184] ? find_held_lock+0x35/0x130 [ 155.672261] netlink_rcv_skb+0x17d/0x460 [ 155.676336] ? rtnetlink_put_metrics+0x560/0x560 [ 155.681122] ? netlink_ack+0xb30/0xb30 [ 155.685024] ? kasan_check_read+0x11/0x20 [ 155.689195] ? netlink_deliver_tap+0x254/0xc20 [ 155.693810] rtnetlink_rcv+0x1d/0x30 [ 155.697551] netlink_unicast+0x53a/0x730 [ 155.701631] ? netlink_attachskb+0x770/0x770 [ 155.706063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 155.711622] netlink_sendmsg+0x8ae/0xd70 [ 155.715709] ? netlink_unicast+0x730/0x730 [ 155.719959] ? selinux_socket_sendmsg+0x36/0x40 [ 155.724639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 155.730220] ? security_socket_sendmsg+0x8d/0xc0 [ 155.734990] ? netlink_unicast+0x730/0x730 [ 155.739251] sock_sendmsg+0xd7/0x130 [ 155.743005] ___sys_sendmsg+0x803/0x920 [ 155.747002] ? copy_msghdr_from_user+0x430/0x430 [ 155.751772] ? lock_downgrade+0x880/0x880 [ 155.755974] ? kasan_check_read+0x11/0x20 [ 155.760166] ? __fget+0x367/0x540 [ 155.763643] ? iterate_fd+0x360/0x360 [ 155.767477] ? __fget_light+0x1a9/0x230 [ 155.771522] ? __fdget+0x1b/0x20 [ 155.774938] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 155.780492] __sys_sendmsg+0x105/0x1d0 [ 155.784389] ? __ia32_sys_shutdown+0x80/0x80 [ 155.788820] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 155.793598] ? do_syscall_64+0x26/0x620 [ 155.797611] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.802988] ? do_syscall_64+0x26/0x620 [ 155.806975] __x64_sys_sendmsg+0x78/0xb0 [ 155.811052] do_syscall_64+0xfd/0x620 [ 155.814872] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.820107] RIP: 0033:0x4471f9 [ 155.823323] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 155.842229] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.849946] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 155.857220] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 155.864508] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 155.871787] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 155.879063] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 155.914987] FAULT_INJECTION: forcing a failure. [ 155.914987] name failslab, interval 1, probability 0, space 0, times 0 [ 155.963361] CPU: 1 PID: 8292 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 155.971275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.980631] Call Trace: [ 155.983233] dump_stack+0x197/0x210 [ 155.986996] should_fail.cold+0xa/0x1b [ 155.990907] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 155.996034] ? lock_downgrade+0x880/0x880 [ 156.000202] __should_failslab+0x121/0x190 [ 156.004453] should_failslab+0x9/0x14 [ 156.008272] kmem_cache_alloc_node+0x26c/0x710 [ 156.012901] ? qfq_change_class+0x6c3/0x15ce [ 156.017328] __alloc_skb+0xd5/0x5f0 [ 156.020970] ? skb_trim+0x190/0x190 [ 156.024620] ? qfq_delete_class+0x350/0x350 [ 156.028958] ? validate_nla+0x32f/0x810 [ 156.032955] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 156.038420] ? qfq_delete_class+0x350/0x350 [ 156.042770] tc_ctl_tclass+0x532/0xc60 [ 156.046688] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 156.051813] ? find_held_lock+0x35/0x130 [ 156.055951] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 156.061502] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 156.066621] rtnetlink_rcv_msg+0x463/0xb00 [ 156.070873] ? rtnetlink_put_metrics+0x560/0x560 [ 156.075670] ? netlink_deliver_tap+0x22d/0xc20 [ 156.080269] ? find_held_lock+0x35/0x130 [ 156.084349] netlink_rcv_skb+0x17d/0x460 [ 156.088424] ? rtnetlink_put_metrics+0x560/0x560 [ 156.093195] ? netlink_ack+0xb30/0xb30 [ 156.097091] ? kasan_check_read+0x11/0x20 [ 156.101294] ? netlink_deliver_tap+0x254/0xc20 [ 156.105900] rtnetlink_rcv+0x1d/0x30 [ 156.109640] netlink_unicast+0x53a/0x730 [ 156.113727] ? netlink_attachskb+0x770/0x770 [ 156.118149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 156.123704] netlink_sendmsg+0x8ae/0xd70 [ 156.127783] ? netlink_unicast+0x730/0x730 [ 156.132034] ? selinux_socket_sendmsg+0x36/0x40 [ 156.136706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 156.142252] ? security_socket_sendmsg+0x8d/0xc0 [ 156.147031] ? netlink_unicast+0x730/0x730 [ 156.151438] sock_sendmsg+0xd7/0x130 [ 156.155168] ___sys_sendmsg+0x803/0x920 [ 156.159182] ? copy_msghdr_from_user+0x430/0x430 [ 156.163956] ? lock_downgrade+0x880/0x880 [ 156.168132] ? kasan_check_read+0x11/0x20 [ 156.172302] ? __fget+0x367/0x540 [ 156.175787] ? iterate_fd+0x360/0x360 [ 156.179607] ? __fget_light+0x1a9/0x230 [ 156.183603] ? __fdget+0x1b/0x20 [ 156.187041] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 156.192609] __sys_sendmsg+0x105/0x1d0 [ 156.196511] ? __ia32_sys_shutdown+0x80/0x80 [ 156.201143] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 156.205945] ? do_syscall_64+0x26/0x620 [ 156.209940] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.215311] ? do_syscall_64+0x26/0x620 [ 156.219317] __x64_sys_sendmsg+0x78/0xb0 [ 156.223425] do_syscall_64+0xfd/0x620 [ 156.227270] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.232475] RIP: 0033:0x4471f9 [ 156.235691] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 156.254600] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 156.262315] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 156.269589] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 156.276865] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 156.284155] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 156.291433] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 156.308118] nla_parse: 3 callbacks suppressed [ 156.308127] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 156.322608] FAULT_INJECTION: forcing a failure. [ 156.322608] name failslab, interval 1, probability 0, space 0, times 0 [ 156.334129] CPU: 0 PID: 8313 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 156.342018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.351374] Call Trace: [ 156.353996] dump_stack+0x197/0x210 [ 156.357661] should_fail.cold+0xa/0x1b [ 156.361593] ? netlink_unicast+0x53a/0x730 [ 156.365847] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 156.370955] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.376320] ? find_held_lock+0x35/0x130 [ 156.380369] ? debug_check_no_obj_freed+0x200/0x464 [ 156.385827] __should_failslab+0x121/0x190 [ 156.390055] should_failslab+0x9/0x14 [ 156.393841] kmem_cache_alloc_node_trace+0x5a/0x720 [ 156.398864] __kmalloc_node_track_caller+0x3d/0x80 [ 156.403821] __kmalloc_reserve.isra.0+0x40/0xf0 [ 156.408473] pskb_expand_head+0x154/0xe20 [ 156.412632] netlink_trim+0x215/0x260 [ 156.416450] netlink_broadcast_filtered+0x64/0xb30 [ 156.421378] ? qdisc_watchdog+0x290/0x290 [ 156.425523] netlink_broadcast+0x3a/0x50 [ 156.429576] rtnetlink_send+0xf5/0x110 [ 156.433513] tclass_notify.isra.0.constprop.0+0x13b/0x1a0 [ 156.439041] ? qfq_delete_class+0x350/0x350 [ 156.443347] tc_ctl_tclass+0x532/0xc60 [ 156.447221] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 156.452322] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 156.457879] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 156.462974] rtnetlink_rcv_msg+0x463/0xb00 [ 156.467198] ? rtnetlink_put_metrics+0x560/0x560 [ 156.471974] ? netlink_deliver_tap+0x22d/0xc20 [ 156.476544] ? find_held_lock+0x35/0x130 [ 156.480595] netlink_rcv_skb+0x17d/0x460 [ 156.484865] ? rtnetlink_put_metrics+0x560/0x560 [ 156.489649] ? netlink_ack+0xb30/0xb30 [ 156.493539] ? kasan_check_read+0x11/0x20 [ 156.497687] ? netlink_deliver_tap+0x254/0xc20 [ 156.502326] rtnetlink_rcv+0x1d/0x30 [ 156.506050] netlink_unicast+0x53a/0x730 [ 156.510126] ? netlink_attachskb+0x770/0x770 [ 156.514522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 156.520049] netlink_sendmsg+0x8ae/0xd70 [ 156.524435] ? netlink_unicast+0x730/0x730 [ 156.528784] ? selinux_socket_sendmsg+0x36/0x40 [ 156.533504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 156.539033] ? security_socket_sendmsg+0x8d/0xc0 [ 156.543788] ? netlink_unicast+0x730/0x730 [ 156.548029] sock_sendmsg+0xd7/0x130 [ 156.551779] ___sys_sendmsg+0x803/0x920 [ 156.555883] ? copy_msghdr_from_user+0x430/0x430 [ 156.560682] ? lock_downgrade+0x880/0x880 [ 156.564836] ? kasan_check_read+0x11/0x20 [ 156.568985] ? __fget+0x367/0x540 [ 156.572438] ? iterate_fd+0x360/0x360 [ 156.576243] ? __fget_light+0x1a9/0x230 [ 156.580205] ? __fdget+0x1b/0x20 [ 156.583579] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 156.589392] __sys_sendmsg+0x105/0x1d0 [ 156.593275] ? __ia32_sys_shutdown+0x80/0x80 [ 156.597678] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 156.602463] ? do_syscall_64+0x26/0x620 [ 156.606440] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.611807] ? do_syscall_64+0x26/0x620 [ 156.615822] __x64_sys_sendmsg+0x78/0xb0 [ 156.619871] do_syscall_64+0xfd/0x620 [ 156.623665] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.628839] RIP: 0033:0x4471f9 [ 156.632017] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 156.650927] RSP: 002b:00007fcd95fb8d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 156.658668] RAX: ffffffffffffffda RBX: 00000000006dccb8 RCX: 00000000004471f9 executing program [ 156.665922] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000e [ 156.673181] RBP: 00000000006dccb0 R08: 0000000000000001 R09: 0000000000000036 [ 156.680466] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fb8d80 [ 156.687736] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 156.708678] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 156.730930] FAULT_INJECTION: forcing a failure. [ 156.730930] name failslab, interval 1, probability 0, space 0, times 0 [ 156.752323] CPU: 0 PID: 8318 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 156.760256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.769620] Call Trace: [ 156.772220] dump_stack+0x197/0x210 [ 156.775873] should_fail.cold+0xa/0x1b [ 156.779780] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 156.784933] ? lock_downgrade+0x880/0x880 [ 156.789101] __should_failslab+0x121/0x190 [ 156.793359] should_failslab+0x9/0x14 [ 156.797176] kmem_cache_alloc_node+0x26c/0x710 [ 156.801770] ? qfq_change_class+0x6c3/0x15ce [ 156.806216] __alloc_skb+0xd5/0x5f0 [ 156.809855] ? skb_trim+0x190/0x190 [ 156.813494] ? qfq_delete_class+0x350/0x350 [ 156.817831] ? validate_nla+0x32f/0x810 [ 156.821837] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 156.827317] ? qfq_delete_class+0x350/0x350 [ 156.831649] tc_ctl_tclass+0x532/0xc60 [ 156.835553] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 156.840668] ? find_held_lock+0x35/0x130 [ 156.844756] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 156.850314] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 156.855431] rtnetlink_rcv_msg+0x463/0xb00 [ 156.859682] ? rtnetlink_put_metrics+0x560/0x560 [ 156.864455] ? netlink_deliver_tap+0x22d/0xc20 [ 156.869050] ? find_held_lock+0x35/0x130 [ 156.873137] netlink_rcv_skb+0x17d/0x460 [ 156.877216] ? rtnetlink_put_metrics+0x560/0x560 [ 156.881984] ? netlink_ack+0xb30/0xb30 [ 156.885897] ? kasan_check_read+0x11/0x20 [ 156.890063] ? netlink_deliver_tap+0x254/0xc20 [ 156.894666] rtnetlink_rcv+0x1d/0x30 [ 156.898389] netlink_unicast+0x53a/0x730 [ 156.902476] ? netlink_attachskb+0x770/0x770 [ 156.906897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 156.912454] netlink_sendmsg+0x8ae/0xd70 [ 156.916577] ? netlink_unicast+0x730/0x730 [ 156.920862] ? selinux_socket_sendmsg+0x36/0x40 [ 156.925542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 156.931094] ? security_socket_sendmsg+0x8d/0xc0 [ 156.935870] ? netlink_unicast+0x730/0x730 [ 156.940145] sock_sendmsg+0xd7/0x130 [ 156.943871] ___sys_sendmsg+0x803/0x920 [ 156.947874] ? copy_msghdr_from_user+0x430/0x430 [ 156.952649] ? lock_downgrade+0x880/0x880 [ 156.956827] ? kasan_check_read+0x11/0x20 [ 156.961036] ? __fget+0x367/0x540 [ 156.964518] ? iterate_fd+0x360/0x360 [ 156.968351] ? __fget_light+0x1a9/0x230 [ 156.972336] ? __fdget+0x1b/0x20 [ 156.975747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 156.981297] __sys_sendmsg+0x105/0x1d0 [ 156.985206] ? __ia32_sys_shutdown+0x80/0x80 [ 156.989689] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 156.994450] ? do_syscall_64+0x26/0x620 [ 156.998430] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.003800] ? do_syscall_64+0x26/0x620 [ 157.007822] __x64_sys_sendmsg+0x78/0xb0 [ 157.012021] do_syscall_64+0xfd/0x620 [ 157.015839] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.021033] RIP: 0033:0x4471f9 [ 157.024236] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 157.043153] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 157.050865] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 157.058151] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 157.065426] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 157.072704] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 157.079983] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 157.091774] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 157.116450] FAULT_INJECTION: forcing a failure. [ 157.116450] name failslab, interval 1, probability 0, space 0, times 0 [ 157.135315] CPU: 0 PID: 8333 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 157.143242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.152613] Call Trace: [ 157.155211] dump_stack+0x197/0x210 [ 157.158870] should_fail.cold+0xa/0x1b [ 157.162772] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 157.167888] ? memset+0x32/0x40 [ 157.171189] ? memcpy+0x46/0x50 [ 157.174490] __should_failslab+0x121/0x190 [ 157.178739] should_failslab+0x9/0x14 [ 157.182549] __kmalloc_track_caller+0x6d/0x750 [ 157.187147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 157.192705] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 157.197479] ? gnet_stats_copy_app+0x73/0x300 [ 157.201987] kmemdup+0x27/0x60 [ 157.205191] gnet_stats_copy_app+0x73/0x300 [ 157.209529] qfq_dump_class_stats+0x25a/0x3a0 [ 157.214053] ? qfq_bind_tcf+0x1e0/0x1e0 [ 157.218056] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 157.223084] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 157.228465] ? qfq_bind_tcf+0x1e0/0x1e0 [ 157.232457] tc_fill_tclass+0x5c1/0x8f0 [ 157.236452] ? qdisc_watchdog+0x290/0x290 [ 157.240623] ? qfq_delete_class+0x350/0x350 [ 157.244960] ? validate_nla+0x32f/0x810 [ 157.249072] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 157.254558] ? qfq_delete_class+0x350/0x350 [ 157.258909] tc_ctl_tclass+0x532/0xc60 [ 157.262817] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 157.267954] ? find_held_lock+0x35/0x130 [ 157.272042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 157.277610] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 157.282728] rtnetlink_rcv_msg+0x463/0xb00 [ 157.286979] ? rtnetlink_put_metrics+0x560/0x560 [ 157.291751] ? netlink_deliver_tap+0x22d/0xc20 [ 157.296347] ? find_held_lock+0x35/0x130 [ 157.300481] netlink_rcv_skb+0x17d/0x460 [ 157.304590] ? rtnetlink_put_metrics+0x560/0x560 [ 157.309394] ? netlink_ack+0xb30/0xb30 [ 157.313315] ? kasan_check_read+0x11/0x20 [ 157.317491] ? netlink_deliver_tap+0x254/0xc20 [ 157.322099] rtnetlink_rcv+0x1d/0x30 [ 157.325837] netlink_unicast+0x53a/0x730 [ 157.329914] ? netlink_attachskb+0x770/0x770 [ 157.334336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 157.339904] netlink_sendmsg+0x8ae/0xd70 [ 157.343982] ? netlink_unicast+0x730/0x730 [ 157.348233] ? selinux_socket_sendmsg+0x36/0x40 [ 157.352915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 157.358482] ? security_socket_sendmsg+0x8d/0xc0 [ 157.363257] ? netlink_unicast+0x730/0x730 [ 157.367510] sock_sendmsg+0xd7/0x130 [ 157.371261] ___sys_sendmsg+0x803/0x920 [ 157.375253] ? copy_msghdr_from_user+0x430/0x430 [ 157.380026] ? lock_downgrade+0x880/0x880 [ 157.384220] ? kasan_check_read+0x11/0x20 [ 157.388543] ? __fget+0x367/0x540 [ 157.392030] ? iterate_fd+0x360/0x360 [ 157.395846] ? __fget_light+0x1a9/0x230 [ 157.399833] ? __fdget+0x1b/0x20 [ 157.403206] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 157.408888] __sys_sendmsg+0x105/0x1d0 [ 157.412790] ? __ia32_sys_shutdown+0x80/0x80 [ 157.417224] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 157.421989] ? do_syscall_64+0x26/0x620 [ 157.425986] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.431357] ? do_syscall_64+0x26/0x620 [ 157.435395] __x64_sys_sendmsg+0x78/0xb0 [ 157.439476] do_syscall_64+0xfd/0x620 [ 157.443386] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.448582] RIP: 0033:0x4471f9 executing program [ 157.451790] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 157.470835] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 157.478581] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 157.485905] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 157.493190] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 157.500476] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 157.507756] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 157.532139] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 157.551345] FAULT_INJECTION: forcing a failure. [ 157.551345] name failslab, interval 1, probability 0, space 0, times 0 [ 157.563677] CPU: 0 PID: 8350 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 157.571596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.580954] Call Trace: [ 157.583559] dump_stack+0x197/0x210 [ 157.587222] should_fail.cold+0xa/0x1b [ 157.591127] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 157.596247] ? lock_downgrade+0x880/0x880 [ 157.600420] __should_failslab+0x121/0x190 [ 157.604677] should_failslab+0x9/0x14 [ 157.608493] kmem_cache_alloc_node+0x26c/0x710 [ 157.613143] ? qfq_change_class+0x6c3/0x15ce [ 157.617600] __alloc_skb+0xd5/0x5f0 [ 157.621276] ? skb_trim+0x190/0x190 [ 157.624927] ? qfq_delete_class+0x350/0x350 [ 157.629263] ? validate_nla+0x32f/0x810 [ 157.633261] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 157.638761] ? qfq_delete_class+0x350/0x350 [ 157.643096] tc_ctl_tclass+0x532/0xc60 [ 157.647021] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 157.652139] ? find_held_lock+0x35/0x130 [ 157.656227] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 157.661776] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 157.666893] rtnetlink_rcv_msg+0x463/0xb00 [ 157.671158] ? rtnetlink_put_metrics+0x560/0x560 [ 157.675977] ? netlink_deliver_tap+0x22d/0xc20 [ 157.680575] ? find_held_lock+0x35/0x130 [ 157.684655] netlink_rcv_skb+0x17d/0x460 [ 157.688735] ? rtnetlink_put_metrics+0x560/0x560 [ 157.693508] ? netlink_ack+0xb30/0xb30 [ 157.697406] ? kasan_check_read+0x11/0x20 [ 157.701567] ? netlink_deliver_tap+0x254/0xc20 [ 157.706204] rtnetlink_rcv+0x1d/0x30 [ 157.709943] netlink_unicast+0x53a/0x730 [ 157.714070] ? netlink_attachskb+0x770/0x770 [ 157.718508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 157.724080] netlink_sendmsg+0x8ae/0xd70 [ 157.728169] ? netlink_unicast+0x730/0x730 [ 157.732419] ? selinux_socket_sendmsg+0x36/0x40 [ 157.737098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 157.742671] ? security_socket_sendmsg+0x8d/0xc0 [ 157.747445] ? netlink_unicast+0x730/0x730 [ 157.751695] sock_sendmsg+0xd7/0x130 [ 157.755424] ___sys_sendmsg+0x803/0x920 [ 157.759418] ? copy_msghdr_from_user+0x430/0x430 [ 157.764214] ? lock_downgrade+0x880/0x880 [ 157.768381] ? kasan_check_read+0x11/0x20 [ 157.772550] ? __fget+0x367/0x540 [ 157.776132] ? iterate_fd+0x360/0x360 [ 157.779956] ? __fget_light+0x1a9/0x230 [ 157.783932] ? __fdget+0x1b/0x20 [ 157.787296] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 157.792838] __sys_sendmsg+0x105/0x1d0 [ 157.796739] ? __ia32_sys_shutdown+0x80/0x80 [ 157.801177] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 157.805944] ? do_syscall_64+0x26/0x620 [ 157.809929] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.815300] ? do_syscall_64+0x26/0x620 [ 157.819290] __x64_sys_sendmsg+0x78/0xb0 [ 157.823398] do_syscall_64+0xfd/0x620 [ 157.827223] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.832418] RIP: 0033:0x4471f9 [ 157.835619] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 157.854522] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 157.862247] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 157.869523] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 157.876803] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 157.884076] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 157.891371] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 157.902816] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 157.937733] FAULT_INJECTION: forcing a failure. [ 157.937733] name failslab, interval 1, probability 0, space 0, times 0 [ 157.961953] CPU: 1 PID: 8363 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 157.969852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.979209] Call Trace: [ 157.981808] dump_stack+0x197/0x210 [ 157.985791] should_fail.cold+0xa/0x1b [ 157.989711] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 157.994837] ? lock_downgrade+0x880/0x880 [ 157.999039] __should_failslab+0x121/0x190 [ 158.003305] should_failslab+0x9/0x14 [ 158.007134] kmem_cache_alloc_node+0x26c/0x710 [ 158.011729] ? qfq_change_class+0x6c3/0x15ce [ 158.016287] __alloc_skb+0xd5/0x5f0 [ 158.019945] ? skb_trim+0x190/0x190 [ 158.023592] ? qfq_delete_class+0x350/0x350 [ 158.027932] ? validate_nla+0x32f/0x810 [ 158.031923] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 158.037400] ? qfq_delete_class+0x350/0x350 [ 158.041747] tc_ctl_tclass+0x532/0xc60 [ 158.045665] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 158.050779] ? find_held_lock+0x35/0x130 [ 158.054879] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 158.060428] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 158.065567] rtnetlink_rcv_msg+0x463/0xb00 [ 158.069822] ? rtnetlink_put_metrics+0x560/0x560 [ 158.074702] ? netlink_deliver_tap+0x22d/0xc20 [ 158.079295] ? find_held_lock+0x35/0x130 [ 158.083424] netlink_rcv_skb+0x17d/0x460 [ 158.087552] ? rtnetlink_put_metrics+0x560/0x560 [ 158.092324] ? netlink_ack+0xb30/0xb30 [ 158.096221] ? kasan_check_read+0x11/0x20 [ 158.100392] ? netlink_deliver_tap+0x254/0xc20 [ 158.105016] rtnetlink_rcv+0x1d/0x30 [ 158.108740] netlink_unicast+0x53a/0x730 [ 158.112837] ? netlink_attachskb+0x770/0x770 [ 158.117262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 158.122812] netlink_sendmsg+0x8ae/0xd70 [ 158.126895] ? netlink_unicast+0x730/0x730 [ 158.131166] ? selinux_socket_sendmsg+0x36/0x40 [ 158.135866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 158.141417] ? security_socket_sendmsg+0x8d/0xc0 [ 158.146186] ? netlink_unicast+0x730/0x730 [ 158.150494] sock_sendmsg+0xd7/0x130 [ 158.154235] ___sys_sendmsg+0x803/0x920 [ 158.158225] ? copy_msghdr_from_user+0x430/0x430 [ 158.162994] ? lock_downgrade+0x880/0x880 [ 158.167148] ? kasan_check_read+0x11/0x20 [ 158.171316] ? __fget+0x367/0x540 [ 158.174780] ? iterate_fd+0x360/0x360 [ 158.178603] ? __fget_light+0x1a9/0x230 [ 158.182588] ? __fdget+0x1b/0x20 [ 158.185965] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 158.191513] __sys_sendmsg+0x105/0x1d0 [ 158.195417] ? __ia32_sys_shutdown+0x80/0x80 [ 158.199846] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 158.204616] ? do_syscall_64+0x26/0x620 [ 158.208598] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.213982] ? do_syscall_64+0x26/0x620 [ 158.217982] __x64_sys_sendmsg+0x78/0xb0 [ 158.222063] do_syscall_64+0xfd/0x620 [ 158.225903] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.231099] RIP: 0033:0x4471f9 [ 158.234341] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 158.253267] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 158.260989] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 158.268265] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 158.275544] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 158.282829] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 158.290110] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 158.309771] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 158.361319] FAULT_INJECTION: forcing a failure. [ 158.361319] name failslab, interval 1, probability 0, space 0, times 0 [ 158.378849] CPU: 0 PID: 8381 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 158.386749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.396106] Call Trace: [ 158.398705] dump_stack+0x197/0x210 [ 158.402386] should_fail.cold+0xa/0x1b [ 158.406295] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 158.411411] ? lock_downgrade+0x880/0x880 [ 158.415581] __should_failslab+0x121/0x190 [ 158.419851] should_failslab+0x9/0x14 [ 158.423663] kmem_cache_alloc_node+0x26c/0x710 [ 158.428262] ? qfq_change_class+0x6c3/0x15ce [ 158.432687] __alloc_skb+0xd5/0x5f0 [ 158.436337] ? skb_trim+0x190/0x190 [ 158.439994] ? qfq_delete_class+0x350/0x350 [ 158.444456] ? validate_nla+0x32f/0x810 [ 158.448445] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 158.453926] ? qfq_delete_class+0x350/0x350 [ 158.458263] tc_ctl_tclass+0x532/0xc60 [ 158.462168] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 158.467283] ? find_held_lock+0x35/0x130 [ 158.471374] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 158.476929] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 158.482052] rtnetlink_rcv_msg+0x463/0xb00 [ 158.486306] ? rtnetlink_put_metrics+0x560/0x560 [ 158.491105] ? netlink_deliver_tap+0x22d/0xc20 [ 158.495826] ? find_held_lock+0x35/0x130 [ 158.499912] netlink_rcv_skb+0x17d/0x460 [ 158.503993] ? rtnetlink_put_metrics+0x560/0x560 [ 158.508773] ? netlink_ack+0xb30/0xb30 [ 158.512685] ? kasan_check_read+0x11/0x20 [ 158.516852] ? netlink_deliver_tap+0x254/0xc20 [ 158.521453] rtnetlink_rcv+0x1d/0x30 [ 158.525183] netlink_unicast+0x53a/0x730 [ 158.529268] ? netlink_attachskb+0x770/0x770 [ 158.533688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 158.539258] netlink_sendmsg+0x8ae/0xd70 [ 158.543325] ? netlink_unicast+0x730/0x730 [ 158.547569] ? selinux_socket_sendmsg+0x36/0x40 [ 158.552268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 158.557841] ? security_socket_sendmsg+0x8d/0xc0 [ 158.562616] ? netlink_unicast+0x730/0x730 [ 158.566872] sock_sendmsg+0xd7/0x130 [ 158.570603] ___sys_sendmsg+0x803/0x920 [ 158.574628] ? copy_msghdr_from_user+0x430/0x430 [ 158.579403] ? lock_downgrade+0x880/0x880 [ 158.583568] ? kasan_check_read+0x11/0x20 [ 158.588067] ? __fget+0x367/0x540 [ 158.591575] ? iterate_fd+0x360/0x360 [ 158.595397] ? __fget_light+0x1a9/0x230 [ 158.599385] ? __fdget+0x1b/0x20 [ 158.602763] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 158.608311] __sys_sendmsg+0x105/0x1d0 [ 158.612211] ? __ia32_sys_shutdown+0x80/0x80 [ 158.616644] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 158.621415] ? do_syscall_64+0x26/0x620 [ 158.625400] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.630775] ? do_syscall_64+0x26/0x620 [ 158.634767] __x64_sys_sendmsg+0x78/0xb0 [ 158.638844] do_syscall_64+0xfd/0x620 [ 158.642671] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.647873] RIP: 0033:0x4471f9 [ 158.651076] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 158.669985] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 158.677714] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 158.684988] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 158.692277] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 158.699562] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 158.706858] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 158.716304] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 158.739932] FAULT_INJECTION: forcing a failure. [ 158.739932] name failslab, interval 1, probability 0, space 0, times 0 [ 158.751857] CPU: 1 PID: 8397 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 158.759750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.769318] Call Trace: [ 158.771920] dump_stack+0x197/0x210 [ 158.775563] should_fail.cold+0xa/0x1b [ 158.779468] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 158.784585] ? lock_downgrade+0x880/0x880 [ 158.788750] __should_failslab+0x121/0x190 [ 158.792998] should_failslab+0x9/0x14 [ 158.796814] kmem_cache_alloc_node+0x26c/0x710 [ 158.801414] ? qfq_change_class+0x6c3/0x15ce [ 158.805846] __alloc_skb+0xd5/0x5f0 [ 158.809489] ? skb_trim+0x190/0x190 [ 158.813136] ? qfq_delete_class+0x350/0x350 [ 158.817470] ? validate_nla+0x32f/0x810 [ 158.821462] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 158.826960] ? qfq_delete_class+0x350/0x350 [ 158.831301] tc_ctl_tclass+0x532/0xc60 [ 158.835467] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 158.840608] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 158.846161] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 158.851278] rtnetlink_rcv_msg+0x463/0xb00 [ 158.855530] ? rtnetlink_put_metrics+0x560/0x560 [ 158.860304] ? netlink_deliver_tap+0x22d/0xc20 [ 158.864898] ? find_held_lock+0x35/0x130 [ 158.868976] netlink_rcv_skb+0x17d/0x460 [ 158.873048] ? rtnetlink_put_metrics+0x560/0x560 [ 158.877815] ? netlink_ack+0xb30/0xb30 [ 158.881716] ? kasan_check_read+0x11/0x20 [ 158.885893] ? netlink_deliver_tap+0x254/0xc20 [ 158.890522] rtnetlink_rcv+0x1d/0x30 [ 158.894251] netlink_unicast+0x53a/0x730 [ 158.898327] ? netlink_attachskb+0x770/0x770 [ 158.902753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 158.908313] netlink_sendmsg+0x8ae/0xd70 [ 158.912398] ? netlink_unicast+0x730/0x730 [ 158.916655] ? selinux_socket_sendmsg+0x36/0x40 [ 158.921331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 158.926905] ? security_socket_sendmsg+0x8d/0xc0 [ 158.931677] ? netlink_unicast+0x730/0x730 [ 158.935930] sock_sendmsg+0xd7/0x130 [ 158.939659] ___sys_sendmsg+0x803/0x920 [ 158.943652] ? copy_msghdr_from_user+0x430/0x430 [ 158.948432] ? lock_downgrade+0x880/0x880 [ 158.952607] ? kasan_check_read+0x11/0x20 [ 158.956771] ? __fget+0x367/0x540 [ 158.960241] ? iterate_fd+0x360/0x360 [ 158.964067] ? __fget_light+0x1a9/0x230 [ 158.968056] ? __fdget+0x1b/0x20 [ 158.971434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 158.976989] __sys_sendmsg+0x105/0x1d0 [ 158.980888] ? __ia32_sys_shutdown+0x80/0x80 [ 158.985326] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 158.990095] ? do_syscall_64+0x26/0x620 [ 158.994082] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.999458] ? do_syscall_64+0x26/0x620 [ 159.003448] __x64_sys_sendmsg+0x78/0xb0 [ 159.007529] do_syscall_64+0xfd/0x620 [ 159.011348] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.016547] RIP: 0033:0x4471f9 [ 159.019750] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 159.038660] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 159.046374] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 159.053651] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f executing program [ 159.060925] RBP: 00000000006dcca0 R08: 0000000000000001 R09: 0000000000000036 [ 159.068206] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 159.075540] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 159.107178] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 159.126496] FAULT_INJECTION: forcing a failure. [ 159.126496] name failslab, interval 1, probability 0, space 0, times 0 [ 159.157590] CPU: 1 PID: 8413 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 159.165487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.174847] Call Trace: [ 159.177447] dump_stack+0x197/0x210 [ 159.181102] should_fail.cold+0xa/0x1b [ 159.185017] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 159.190141] ? lock_downgrade+0x880/0x880 [ 159.194311] __should_failslab+0x121/0x190 [ 159.198560] should_failslab+0x9/0x14 [ 159.202369] kmem_cache_alloc_node+0x26c/0x710 [ 159.206972] ? qfq_change_class+0x6c3/0x15ce [ 159.211418] __alloc_skb+0xd5/0x5f0 [ 159.215067] ? skb_trim+0x190/0x190 [ 159.218706] ? qfq_delete_class+0x350/0x350 [ 159.223040] ? validate_nla+0x32f/0x810 [ 159.227041] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 159.232506] ? qfq_delete_class+0x350/0x350 [ 159.236833] tc_ctl_tclass+0x532/0xc60 [ 159.240737] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 159.245861] ? find_held_lock+0x35/0x130 [ 159.249945] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 159.255511] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 159.260626] rtnetlink_rcv_msg+0x463/0xb00 [ 159.264877] ? rtnetlink_put_metrics+0x560/0x560 [ 159.269652] ? netlink_deliver_tap+0x22d/0xc20 [ 159.274245] ? find_held_lock+0x35/0x130 [ 159.278326] netlink_rcv_skb+0x17d/0x460 [ 159.282399] ? rtnetlink_put_metrics+0x560/0x560 [ 159.287171] ? netlink_ack+0xb30/0xb30 [ 159.291073] ? kasan_check_read+0x11/0x20 [ 159.295239] ? netlink_deliver_tap+0x254/0xc20 [ 159.299840] rtnetlink_rcv+0x1d/0x30 [ 159.303566] netlink_unicast+0x53a/0x730 [ 159.307642] ? netlink_attachskb+0x770/0x770 [ 159.312062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 159.317620] netlink_sendmsg+0x8ae/0xd70 [ 159.321702] ? netlink_unicast+0x730/0x730 [ 159.325959] ? selinux_socket_sendmsg+0x36/0x40 [ 159.330640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 159.336193] ? security_socket_sendmsg+0x8d/0xc0 [ 159.340965] ? netlink_unicast+0x730/0x730 [ 159.345216] sock_sendmsg+0xd7/0x130 [ 159.348945] ___sys_sendmsg+0x803/0x920 [ 159.352935] ? copy_msghdr_from_user+0x430/0x430 [ 159.357708] ? lock_downgrade+0x880/0x880 [ 159.361872] ? kasan_check_read+0x11/0x20 [ 159.366042] ? __fget+0x367/0x540 [ 159.369511] ? iterate_fd+0x360/0x360 [ 159.373327] ? __fget_light+0x1a9/0x230 [ 159.377312] ? __fdget+0x1b/0x20 [ 159.380686] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 159.386234] __sys_sendmsg+0x105/0x1d0 [ 159.390130] ? __ia32_sys_shutdown+0x80/0x80 [ 159.394560] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 159.399325] ? do_syscall_64+0x26/0x620 [ 159.403308] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.408680] ? do_syscall_64+0x26/0x620 [ 159.412668] __x64_sys_sendmsg+0x78/0xb0 [ 159.416741] do_syscall_64+0xfd/0x620 [ 159.420559] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.425758] RIP: 0033:0x4471f9 [ 159.428957] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 159.447867] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 159.455584] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 159.462862] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 159.470139] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 159.477419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 159.484698] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 159.496284] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 159.515231] FAULT_INJECTION: forcing a failure. [ 159.515231] name fail_futex, interval 1, probability 0, space 0, times 1 [ 159.530229] CPU: 0 PID: 8431 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 159.538133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.547493] Call Trace: [ 159.550096] dump_stack+0x197/0x210 [ 159.553748] should_fail.cold+0xa/0x1b [ 159.557647] ? trace_hardirqs_on+0x67/0x220 [ 159.561984] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 159.567112] ? _raw_spin_unlock_irq+0x5e/0x90 [ 159.571625] ? finish_task_switch+0x146/0x7c0 [ 159.576132] ? finish_task_switch+0x118/0x7c0 [ 159.580639] ? switch_mm_irqs_off+0x2de/0x1360 [ 159.585276] get_futex_key+0xccc/0x1af0 [ 159.589278] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 159.593980] ? try_to_wake_up+0xcc/0xf50 [ 159.598062] ? preempt_schedule+0x4b/0x60 [ 159.602226] futex_wait_setup+0xd8/0x390 [ 159.606304] ? preempt_schedule+0x4b/0x60 [ 159.610471] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 159.615587] ? _raw_spin_unlock_irqrestore+0xbd/0xe0 [ 159.620705] ? try_to_wake_up+0xcc/0xf50 [ 159.624784] futex_wait+0x1fc/0x5e0 [ 159.628453] ? futex_wait_setup+0x390/0x390 [ 159.632788] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 159.637989] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 159.643013] ? futex_wake+0x179/0x4d0 [ 159.646853] ? copy_msghdr_from_user+0x430/0x430 [ 159.651632] do_futex+0x175/0x1d70 [ 159.655190] ? kasan_check_read+0x11/0x20 [ 159.659358] ? exit_robust_list+0x2d0/0x2d0 [ 159.663693] ? iterate_fd+0x360/0x360 [ 159.667514] ? __fget_light+0x1a9/0x230 [ 159.671515] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 159.677069] ? fput+0x128/0x1a0 [ 159.680372] ? __sys_sendmsg+0x131/0x1d0 [ 159.684466] __x64_sys_futex+0x400/0x590 [ 159.688560] ? do_futex+0x1d70/0x1d70 [ 159.692371] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 159.697142] ? do_syscall_64+0x26/0x620 [ 159.701136] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.706511] ? do_syscall_64+0x26/0x620 [ 159.710502] ? lockdep_hardirqs_on+0x415/0x5d0 [ 159.715098] ? trace_hardirqs_on+0x67/0x220 [ 159.719435] do_syscall_64+0xfd/0x620 [ 159.723251] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.728449] RIP: 0033:0x4471f9 [ 159.731660] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 159.750570] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 159.758285] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 executing program [ 159.765565] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcc88 [ 159.772841] RBP: 00000000006dcc80 R08: 0000000000000036 R09: 0000000000000036 [ 159.780117] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 159.787391] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 159.832167] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 159.867328] FAULT_INJECTION: forcing a failure. [ 159.867328] name failslab, interval 1, probability 0, space 0, times 0 [ 159.880759] CPU: 0 PID: 8443 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 159.888658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.898025] Call Trace: [ 159.900642] dump_stack+0x197/0x210 [ 159.904318] should_fail.cold+0xa/0x1b [ 159.908222] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 159.913371] ? lock_downgrade+0x880/0x880 [ 159.917541] __should_failslab+0x121/0x190 [ 159.921792] should_failslab+0x9/0x14 [ 159.925610] kmem_cache_alloc_node+0x26c/0x710 [ 159.930211] ? qfq_change_class+0x6c3/0x15ce [ 159.934744] __alloc_skb+0xd5/0x5f0 [ 159.938387] ? skb_trim+0x190/0x190 [ 159.942031] ? qfq_delete_class+0x350/0x350 [ 159.946370] ? validate_nla+0x32f/0x810 [ 159.950369] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 159.955839] ? qfq_delete_class+0x350/0x350 [ 159.960175] tc_ctl_tclass+0x532/0xc60 [ 159.964085] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 159.969204] ? find_held_lock+0x35/0x130 [ 159.973303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 159.978850] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 159.983980] rtnetlink_rcv_msg+0x463/0xb00 [ 159.988234] ? rtnetlink_put_metrics+0x560/0x560 [ 159.993023] ? netlink_deliver_tap+0x22d/0xc20 [ 159.997631] ? find_held_lock+0x35/0x130 [ 160.001714] netlink_rcv_skb+0x17d/0x460 [ 160.005792] ? rtnetlink_put_metrics+0x560/0x560 [ 160.010560] ? netlink_ack+0xb30/0xb30 [ 160.014462] ? kasan_check_read+0x11/0x20 [ 160.018743] ? netlink_deliver_tap+0x254/0xc20 [ 160.023344] rtnetlink_rcv+0x1d/0x30 [ 160.027076] netlink_unicast+0x53a/0x730 [ 160.031157] ? netlink_attachskb+0x770/0x770 [ 160.035580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.041133] netlink_sendmsg+0x8ae/0xd70 [ 160.045216] ? netlink_unicast+0x730/0x730 [ 160.049468] ? selinux_socket_sendmsg+0x36/0x40 [ 160.054150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.059699] ? security_socket_sendmsg+0x8d/0xc0 [ 160.064466] ? netlink_unicast+0x730/0x730 [ 160.068728] sock_sendmsg+0xd7/0x130 [ 160.072454] ___sys_sendmsg+0x803/0x920 [ 160.076443] ? copy_msghdr_from_user+0x430/0x430 [ 160.081219] ? lock_downgrade+0x880/0x880 [ 160.085385] ? kasan_check_read+0x11/0x20 [ 160.089571] ? __fget+0x367/0x540 [ 160.093046] ? iterate_fd+0x360/0x360 [ 160.096865] ? __fget_light+0x1a9/0x230 [ 160.100852] ? __fdget+0x1b/0x20 [ 160.104230] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 160.109784] __sys_sendmsg+0x105/0x1d0 [ 160.113681] ? __ia32_sys_shutdown+0x80/0x80 [ 160.118110] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 160.122889] ? do_syscall_64+0x26/0x620 [ 160.126872] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.132241] ? do_syscall_64+0x26/0x620 [ 160.136230] __x64_sys_sendmsg+0x78/0xb0 [ 160.140306] do_syscall_64+0xfd/0x620 [ 160.144124] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.149322] RIP: 0033:0x4471f9 [ 160.152551] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 160.171470] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 160.179192] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 160.186467] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 160.193742] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 160.201010] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 160.208268] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 160.261694] FAULT_INJECTION: forcing a failure. [ 160.261694] name failslab, interval 1, probability 0, space 0, times 0 [ 160.286325] CPU: 1 PID: 8466 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 160.294223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.303580] Call Trace: [ 160.306180] dump_stack+0x197/0x210 [ 160.309827] should_fail.cold+0xa/0x1b [ 160.313728] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 160.318844] ? lock_downgrade+0x880/0x880 [ 160.323010] __should_failslab+0x121/0x190 [ 160.327271] should_failslab+0x9/0x14 [ 160.331093] kmem_cache_alloc_node+0x26c/0x710 [ 160.335689] ? qfq_change_class+0x6c3/0x15ce [ 160.340116] __alloc_skb+0xd5/0x5f0 [ 160.343756] ? skb_trim+0x190/0x190 [ 160.347396] ? qfq_delete_class+0x350/0x350 [ 160.351724] ? validate_nla+0x32f/0x810 [ 160.355722] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 160.361190] ? qfq_delete_class+0x350/0x350 [ 160.365535] tc_ctl_tclass+0x532/0xc60 [ 160.369466] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 160.374586] ? find_held_lock+0x35/0x130 [ 160.378678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 160.384232] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 160.389349] rtnetlink_rcv_msg+0x463/0xb00 [ 160.393624] ? rtnetlink_put_metrics+0x560/0x560 [ 160.398400] ? netlink_deliver_tap+0x22d/0xc20 [ 160.403000] ? find_held_lock+0x35/0x130 [ 160.407083] netlink_rcv_skb+0x17d/0x460 [ 160.411162] ? rtnetlink_put_metrics+0x560/0x560 [ 160.415937] ? netlink_ack+0xb30/0xb30 [ 160.419847] ? kasan_check_read+0x11/0x20 [ 160.424016] ? netlink_deliver_tap+0x254/0xc20 [ 160.428641] rtnetlink_rcv+0x1d/0x30 [ 160.432370] netlink_unicast+0x53a/0x730 [ 160.436450] ? netlink_attachskb+0x770/0x770 [ 160.440870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.446423] netlink_sendmsg+0x8ae/0xd70 [ 160.450518] ? netlink_unicast+0x730/0x730 [ 160.454809] ? selinux_socket_sendmsg+0x36/0x40 [ 160.459497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.465068] ? security_socket_sendmsg+0x8d/0xc0 [ 160.469847] ? netlink_unicast+0x730/0x730 [ 160.474097] sock_sendmsg+0xd7/0x130 [ 160.477824] ___sys_sendmsg+0x803/0x920 [ 160.481813] ? copy_msghdr_from_user+0x430/0x430 [ 160.486621] ? lock_downgrade+0x880/0x880 [ 160.490788] ? kasan_check_read+0x11/0x20 [ 160.494953] ? __fget+0x367/0x540 [ 160.498423] ? iterate_fd+0x360/0x360 [ 160.502245] ? __fget_light+0x1a9/0x230 [ 160.506231] ? __fdget+0x1b/0x20 [ 160.509603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 160.515153] __sys_sendmsg+0x105/0x1d0 [ 160.519047] ? __ia32_sys_shutdown+0x80/0x80 [ 160.523480] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 160.528260] ? do_syscall_64+0x26/0x620 [ 160.532247] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.537678] ? do_syscall_64+0x26/0x620 [ 160.541667] __x64_sys_sendmsg+0x78/0xb0 [ 160.545745] do_syscall_64+0xfd/0x620 [ 160.549594] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.554792] RIP: 0033:0x4471f9 [ 160.557996] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 160.576905] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 160.584600] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 160.591859] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 160.599112] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 executing program [ 160.606637] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 160.613905] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 160.650933] FAULT_INJECTION: forcing a failure. [ 160.650933] name failslab, interval 1, probability 0, space 0, times 0 [ 160.688865] CPU: 0 PID: 8479 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 160.696773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.706129] Call Trace: [ 160.708744] dump_stack+0x197/0x210 [ 160.712388] should_fail.cold+0xa/0x1b [ 160.716293] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 160.721422] ? lock_downgrade+0x880/0x880 [ 160.725593] __should_failslab+0x121/0x190 [ 160.729840] should_failslab+0x9/0x14 [ 160.733649] kmem_cache_alloc_node+0x26c/0x710 [ 160.738243] ? qfq_change_class+0x6c3/0x15ce [ 160.742671] __alloc_skb+0xd5/0x5f0 [ 160.746313] ? skb_trim+0x190/0x190 [ 160.749976] ? qfq_delete_class+0x350/0x350 [ 160.754316] ? validate_nla+0x32f/0x810 [ 160.758308] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 160.763777] ? qfq_delete_class+0x350/0x350 [ 160.768115] tc_ctl_tclass+0x532/0xc60 [ 160.772026] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 160.777142] ? find_held_lock+0x35/0x130 [ 160.781231] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 160.786784] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 160.791920] rtnetlink_rcv_msg+0x463/0xb00 [ 160.796185] ? rtnetlink_put_metrics+0x560/0x560 [ 160.800987] ? netlink_deliver_tap+0x22d/0xc20 [ 160.805593] ? find_held_lock+0x35/0x130 [ 160.809676] netlink_rcv_skb+0x17d/0x460 [ 160.813753] ? rtnetlink_put_metrics+0x560/0x560 [ 160.818524] ? netlink_ack+0xb30/0xb30 [ 160.822415] ? kasan_check_read+0x11/0x20 [ 160.826587] ? netlink_deliver_tap+0x254/0xc20 [ 160.831185] rtnetlink_rcv+0x1d/0x30 [ 160.834911] netlink_unicast+0x53a/0x730 [ 160.838994] ? netlink_attachskb+0x770/0x770 [ 160.843417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.848974] netlink_sendmsg+0x8ae/0xd70 [ 160.853056] ? netlink_unicast+0x730/0x730 [ 160.857320] ? selinux_socket_sendmsg+0x36/0x40 [ 160.861988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.867525] ? security_socket_sendmsg+0x8d/0xc0 [ 160.872273] ? netlink_unicast+0x730/0x730 [ 160.876499] sock_sendmsg+0xd7/0x130 [ 160.880323] ___sys_sendmsg+0x803/0x920 [ 160.884323] ? copy_msghdr_from_user+0x430/0x430 [ 160.889111] ? lock_downgrade+0x880/0x880 [ 160.893292] ? kasan_check_read+0x11/0x20 [ 160.897452] ? __fget+0x367/0x540 [ 160.900921] ? iterate_fd+0x360/0x360 [ 160.904745] ? __fget_light+0x1a9/0x230 [ 160.908731] ? __fdget+0x1b/0x20 [ 160.912105] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 160.917674] __sys_sendmsg+0x105/0x1d0 [ 160.921583] ? __ia32_sys_shutdown+0x80/0x80 [ 160.926035] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 160.930805] ? do_syscall_64+0x26/0x620 [ 160.934790] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.940164] ? do_syscall_64+0x26/0x620 [ 160.944153] __x64_sys_sendmsg+0x78/0xb0 [ 160.948230] do_syscall_64+0xfd/0x620 [ 160.952052] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.957254] RIP: 0033:0x4471f9 [ 160.960460] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 160.979366] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 160.987082] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 160.994355] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 161.001633] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 161.008911] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 161.016186] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 161.041039] FAULT_INJECTION: forcing a failure. [ 161.041039] name failslab, interval 1, probability 0, space 0, times 0 [ 161.066890] CPU: 1 PID: 8495 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 161.074794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.084174] Call Trace: [ 161.086778] dump_stack+0x197/0x210 [ 161.090431] should_fail.cold+0xa/0x1b [ 161.094337] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 161.099453] ? lock_downgrade+0x880/0x880 [ 161.103630] __should_failslab+0x121/0x190 [ 161.107892] should_failslab+0x9/0x14 [ 161.111730] kmem_cache_alloc_node+0x26c/0x710 [ 161.116326] ? qfq_change_class+0x6c3/0x15ce [ 161.120755] __alloc_skb+0xd5/0x5f0 [ 161.124398] ? skb_trim+0x190/0x190 [ 161.128038] ? qfq_delete_class+0x350/0x350 [ 161.132374] ? validate_nla+0x32f/0x810 [ 161.136374] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 161.141844] ? qfq_delete_class+0x350/0x350 [ 161.146179] tc_ctl_tclass+0x532/0xc60 [ 161.150087] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 161.155222] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 161.160777] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 161.165899] rtnetlink_rcv_msg+0x463/0xb00 [ 161.170152] ? rtnetlink_put_metrics+0x560/0x560 [ 161.174927] ? netlink_deliver_tap+0x22d/0xc20 [ 161.179531] ? find_held_lock+0x35/0x130 [ 161.183612] netlink_rcv_skb+0x17d/0x460 [ 161.187703] ? rtnetlink_put_metrics+0x560/0x560 [ 161.192474] ? netlink_ack+0xb30/0xb30 [ 161.196374] ? kasan_check_read+0x11/0x20 [ 161.200569] ? netlink_deliver_tap+0x254/0xc20 [ 161.205170] rtnetlink_rcv+0x1d/0x30 [ 161.208896] netlink_unicast+0x53a/0x730 [ 161.212974] ? netlink_attachskb+0x770/0x770 [ 161.217397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 161.222947] netlink_sendmsg+0x8ae/0xd70 [ 161.227027] ? netlink_unicast+0x730/0x730 [ 161.231279] ? selinux_socket_sendmsg+0x36/0x40 [ 161.235958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 161.241511] ? security_socket_sendmsg+0x8d/0xc0 [ 161.246288] ? netlink_unicast+0x730/0x730 [ 161.250548] sock_sendmsg+0xd7/0x130 [ 161.254283] ___sys_sendmsg+0x803/0x920 [ 161.258276] ? copy_msghdr_from_user+0x430/0x430 [ 161.263081] ? lock_downgrade+0x880/0x880 [ 161.267250] ? kasan_check_read+0x11/0x20 [ 161.271425] ? __fget+0x367/0x540 [ 161.274891] ? iterate_fd+0x360/0x360 [ 161.278715] ? __fget_light+0x1a9/0x230 [ 161.282714] ? __fdget+0x1b/0x20 [ 161.286089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 161.291642] __sys_sendmsg+0x105/0x1d0 [ 161.295551] ? __ia32_sys_shutdown+0x80/0x80 [ 161.300039] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 161.304835] ? do_syscall_64+0x26/0x620 [ 161.308827] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.314201] ? do_syscall_64+0x26/0x620 [ 161.318192] __x64_sys_sendmsg+0x78/0xb0 [ 161.322270] do_syscall_64+0xfd/0x620 [ 161.326085] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.331283] RIP: 0033:0x4471f9 [ 161.334490] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 161.353394] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 161.361108] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 161.368395] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 161.375683] RBP: 00000000006dcca0 R08: 0000000000000001 R09: 0000000000000036 [ 161.382970] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 executing program [ 161.390246] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 161.408537] nla_parse: 3 callbacks suppressed [ 161.408546] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 161.453830] FAULT_INJECTION: forcing a failure. [ 161.453830] name failslab, interval 1, probability 0, space 0, times 0 [ 161.472028] CPU: 0 PID: 8512 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 161.479932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.489292] Call Trace: [ 161.491893] dump_stack+0x197/0x210 [ 161.495550] should_fail.cold+0xa/0x1b [ 161.499458] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 161.504575] ? lock_downgrade+0x880/0x880 [ 161.508743] __should_failslab+0x121/0x190 [ 161.513007] should_failslab+0x9/0x14 [ 161.516826] kmem_cache_alloc_node+0x26c/0x710 [ 161.521428] ? qfq_change_class+0x6c3/0x15ce [ 161.525889] __alloc_skb+0xd5/0x5f0 [ 161.529568] ? skb_trim+0x190/0x190 [ 161.533208] ? qfq_delete_class+0x350/0x350 [ 161.537554] ? validate_nla+0x32f/0x810 [ 161.541574] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 161.547071] ? qfq_delete_class+0x350/0x350 [ 161.551416] tc_ctl_tclass+0x532/0xc60 [ 161.555355] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 161.560470] ? find_held_lock+0x35/0x130 [ 161.564567] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 161.570121] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 161.575240] rtnetlink_rcv_msg+0x463/0xb00 [ 161.579489] ? rtnetlink_put_metrics+0x560/0x560 [ 161.584292] ? netlink_deliver_tap+0x22d/0xc20 [ 161.588891] ? find_held_lock+0x35/0x130 [ 161.592972] netlink_rcv_skb+0x17d/0x460 [ 161.597048] ? rtnetlink_put_metrics+0x560/0x560 [ 161.601833] ? netlink_ack+0xb30/0xb30 [ 161.605764] ? kasan_check_read+0x11/0x20 [ 161.609931] ? netlink_deliver_tap+0x254/0xc20 [ 161.614537] rtnetlink_rcv+0x1d/0x30 [ 161.618263] netlink_unicast+0x53a/0x730 [ 161.622343] ? netlink_attachskb+0x770/0x770 [ 161.626767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 161.632323] netlink_sendmsg+0x8ae/0xd70 [ 161.636404] ? netlink_unicast+0x730/0x730 [ 161.640655] ? selinux_socket_sendmsg+0x36/0x40 [ 161.645335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 161.650892] ? security_socket_sendmsg+0x8d/0xc0 [ 161.655656] ? netlink_unicast+0x730/0x730 [ 161.659916] sock_sendmsg+0xd7/0x130 [ 161.663645] ___sys_sendmsg+0x803/0x920 [ 161.667639] ? copy_msghdr_from_user+0x430/0x430 [ 161.672445] ? lock_downgrade+0x880/0x880 [ 161.676607] ? kasan_check_read+0x11/0x20 [ 161.680776] ? __fget+0x367/0x540 [ 161.684246] ? iterate_fd+0x360/0x360 [ 161.688075] ? __fget_light+0x1a9/0x230 [ 161.692064] ? __fdget+0x1b/0x20 [ 161.695440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 161.700988] __sys_sendmsg+0x105/0x1d0 [ 161.704901] ? __ia32_sys_shutdown+0x80/0x80 [ 161.709335] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 161.714101] ? do_syscall_64+0x26/0x620 [ 161.718085] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.723454] ? do_syscall_64+0x26/0x620 [ 161.727447] __x64_sys_sendmsg+0x78/0xb0 [ 161.731521] do_syscall_64+0xfd/0x620 [ 161.735337] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.740535] RIP: 0033:0x4471f9 [ 161.743762] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 161.762669] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 161.770379] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 161.777649] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 161.784922] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 161.792198] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 161.799473] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 161.811215] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 161.832198] FAULT_INJECTION: forcing a failure. [ 161.832198] name fail_futex, interval 1, probability 0, space 0, times 0 [ 161.843958] CPU: 0 PID: 8529 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 161.851884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.861246] Call Trace: [ 161.863847] dump_stack+0x197/0x210 [ 161.867495] should_fail.cold+0xa/0x1b [ 161.871404] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 161.876523] ? __lock_is_held+0xb6/0x140 [ 161.880606] get_futex_key+0xccc/0x1af0 [ 161.884588] ? update_curr+0x296/0x8a0 [ 161.888471] ? __enqueue_entity+0x14f/0x230 [ 161.892799] ? try_to_wake_up+0xcc/0xf50 [ 161.896873] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 161.901581] ? find_held_lock+0x35/0x130 [ 161.905660] ? try_to_wake_up+0xcc/0xf50 [ 161.909748] futex_wait_setup+0xd8/0x390 [ 161.913832] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 161.918942] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 161.924097] ? try_to_wake_up+0xcc/0xf50 [ 161.928179] futex_wait+0x1fc/0x5e0 [ 161.931826] ? futex_wait_setup+0x390/0x390 [ 161.936167] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 161.941378] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 161.946413] ? futex_wake+0x179/0x4d0 [ 161.950247] ? copy_msghdr_from_user+0x430/0x430 [ 161.955037] do_futex+0x175/0x1d70 [ 161.958632] ? kasan_check_read+0x11/0x20 [ 161.962815] ? exit_robust_list+0x2d0/0x2d0 [ 161.967154] ? iterate_fd+0x360/0x360 [ 161.970980] ? __fget_light+0x1a9/0x230 [ 161.974986] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 161.980587] ? fput+0x128/0x1a0 [ 161.983882] ? __sys_sendmsg+0x131/0x1d0 [ 161.987963] __x64_sys_futex+0x400/0x590 [ 161.992053] ? do_futex+0x1d70/0x1d70 [ 161.995873] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 162.000642] ? do_syscall_64+0x26/0x620 [ 162.004635] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.010012] ? do_syscall_64+0x26/0x620 [ 162.014004] ? lockdep_hardirqs_on+0x415/0x5d0 [ 162.018606] ? trace_hardirqs_on+0x67/0x220 [ 162.022949] do_syscall_64+0xfd/0x620 [ 162.026773] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.031973] RIP: 0033:0x4471f9 [ 162.035177] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 162.054087] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 162.061804] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 162.069081] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcc78 [ 162.076358] RBP: 00000000006dcc70 R08: 0000000000000036 R09: 0000000000000036 [ 162.083633] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 162.090912] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 162.108369] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 162.128586] FAULT_INJECTION: forcing a failure. [ 162.128586] name failslab, interval 1, probability 0, space 0, times 0 [ 162.149733] CPU: 0 PID: 8542 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 162.157632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.166989] Call Trace: [ 162.169655] dump_stack+0x197/0x210 [ 162.173300] should_fail.cold+0xa/0x1b [ 162.177210] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 162.182333] ? lock_downgrade+0x880/0x880 [ 162.186507] __should_failslab+0x121/0x190 [ 162.190794] should_failslab+0x9/0x14 [ 162.194629] kmem_cache_alloc_node+0x26c/0x710 [ 162.199231] ? qfq_change_class+0x6c3/0x15ce [ 162.203666] __alloc_skb+0xd5/0x5f0 [ 162.207311] ? skb_trim+0x190/0x190 [ 162.210959] ? qfq_delete_class+0x350/0x350 [ 162.215306] ? validate_nla+0x32f/0x810 [ 162.219314] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 162.224783] ? qfq_delete_class+0x350/0x350 [ 162.229119] tc_ctl_tclass+0x532/0xc60 [ 162.233027] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 162.238145] ? find_held_lock+0x35/0x130 [ 162.242280] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 162.247847] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 162.252969] rtnetlink_rcv_msg+0x463/0xb00 [ 162.257227] ? rtnetlink_put_metrics+0x560/0x560 [ 162.262148] ? netlink_deliver_tap+0x22d/0xc20 [ 162.266760] ? find_held_lock+0x35/0x130 [ 162.270845] netlink_rcv_skb+0x17d/0x460 [ 162.274923] ? rtnetlink_put_metrics+0x560/0x560 [ 162.279745] ? netlink_ack+0xb30/0xb30 [ 162.283663] ? kasan_check_read+0x11/0x20 [ 162.287842] ? netlink_deliver_tap+0x254/0xc20 [ 162.292446] rtnetlink_rcv+0x1d/0x30 [ 162.296173] netlink_unicast+0x53a/0x730 [ 162.300259] ? netlink_attachskb+0x770/0x770 [ 162.304688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 162.310246] netlink_sendmsg+0x8ae/0xd70 [ 162.314331] ? netlink_unicast+0x730/0x730 [ 162.318590] ? selinux_socket_sendmsg+0x36/0x40 [ 162.323270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 162.328823] ? security_socket_sendmsg+0x8d/0xc0 [ 162.333593] ? netlink_unicast+0x730/0x730 [ 162.337850] sock_sendmsg+0xd7/0x130 [ 162.341584] ___sys_sendmsg+0x803/0x920 [ 162.345575] ? copy_msghdr_from_user+0x430/0x430 [ 162.350355] ? lock_downgrade+0x880/0x880 [ 162.354523] ? kasan_check_read+0x11/0x20 [ 162.358690] ? __fget+0x367/0x540 [ 162.362170] ? iterate_fd+0x360/0x360 [ 162.365996] ? __fget_light+0x1a9/0x230 [ 162.370030] ? __fdget+0x1b/0x20 [ 162.373408] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 162.378961] __sys_sendmsg+0x105/0x1d0 [ 162.382876] ? __ia32_sys_shutdown+0x80/0x80 [ 162.387316] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 162.392086] ? do_syscall_64+0x26/0x620 [ 162.396072] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.401448] ? do_syscall_64+0x26/0x620 [ 162.405442] __x64_sys_sendmsg+0x78/0xb0 [ 162.409524] do_syscall_64+0xfd/0x620 [ 162.413343] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.418572] RIP: 0033:0x4471f9 [ 162.421773] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 162.440681] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 162.448397] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 162.455676] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 162.462955] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 162.470341] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 162.477617] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 162.487933] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 162.519832] FAULT_INJECTION: forcing a failure. [ 162.519832] name failslab, interval 1, probability 0, space 0, times 0 [ 162.547831] CPU: 0 PID: 8557 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 162.555730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.565085] Call Trace: [ 162.567685] dump_stack+0x197/0x210 [ 162.571332] should_fail.cold+0xa/0x1b [ 162.575239] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 162.580359] ? lock_downgrade+0x880/0x880 [ 162.584545] __should_failslab+0x121/0x190 [ 162.588795] should_failslab+0x9/0x14 [ 162.592623] kmem_cache_alloc_node+0x26c/0x710 [ 162.597223] ? qfq_change_class+0x6c3/0x15ce [ 162.601653] __alloc_skb+0xd5/0x5f0 [ 162.605295] ? skb_trim+0x190/0x190 [ 162.608944] ? qfq_delete_class+0x350/0x350 [ 162.613277] ? validate_nla+0x32f/0x810 [ 162.617274] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 162.622744] ? qfq_delete_class+0x350/0x350 [ 162.627078] tc_ctl_tclass+0x532/0xc60 [ 162.630993] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 162.636115] ? find_held_lock+0x35/0x130 [ 162.640209] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 162.645763] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 162.650881] rtnetlink_rcv_msg+0x463/0xb00 [ 162.655135] ? rtnetlink_put_metrics+0x560/0x560 [ 162.659908] ? netlink_deliver_tap+0x22d/0xc20 [ 162.664521] ? find_held_lock+0x35/0x130 [ 162.668709] netlink_rcv_skb+0x17d/0x460 [ 162.672812] ? rtnetlink_put_metrics+0x560/0x560 [ 162.677603] ? netlink_ack+0xb30/0xb30 [ 162.681503] ? kasan_check_read+0x11/0x20 [ 162.685674] ? netlink_deliver_tap+0x254/0xc20 [ 162.690276] rtnetlink_rcv+0x1d/0x30 [ 162.694002] netlink_unicast+0x53a/0x730 [ 162.698081] ? netlink_attachskb+0x770/0x770 [ 162.702501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 162.708053] netlink_sendmsg+0x8ae/0xd70 [ 162.712133] ? netlink_unicast+0x730/0x730 [ 162.716388] ? selinux_socket_sendmsg+0x36/0x40 [ 162.721069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 162.726618] ? security_socket_sendmsg+0x8d/0xc0 [ 162.731388] ? netlink_unicast+0x730/0x730 [ 162.735645] sock_sendmsg+0xd7/0x130 [ 162.739399] ___sys_sendmsg+0x803/0x920 [ 162.743392] ? copy_msghdr_from_user+0x430/0x430 [ 162.748164] ? lock_downgrade+0x880/0x880 [ 162.752342] ? kasan_check_read+0x11/0x20 [ 162.756511] ? __fget+0x367/0x540 [ 162.759979] ? iterate_fd+0x360/0x360 [ 162.763808] ? __fget_light+0x1a9/0x230 [ 162.767796] ? __fdget+0x1b/0x20 [ 162.771181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 162.776734] __sys_sendmsg+0x105/0x1d0 [ 162.780637] ? __ia32_sys_shutdown+0x80/0x80 [ 162.785073] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 162.789847] ? do_syscall_64+0x26/0x620 [ 162.793835] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.799206] ? do_syscall_64+0x26/0x620 [ 162.803211] __x64_sys_sendmsg+0x78/0xb0 [ 162.807299] do_syscall_64+0xfd/0x620 [ 162.811119] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.816317] RIP: 0033:0x4471f9 [ 162.819522] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 162.838434] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 162.846155] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 162.853430] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 162.860709] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 162.867986] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 162.875331] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 162.907105] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 162.931207] FAULT_INJECTION: forcing a failure. [ 162.931207] name failslab, interval 1, probability 0, space 0, times 0 [ 162.953769] CPU: 0 PID: 8576 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 162.961686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.971045] Call Trace: [ 162.973649] dump_stack+0x197/0x210 [ 162.977300] should_fail.cold+0xa/0x1b [ 162.981212] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 162.986333] ? lock_downgrade+0x880/0x880 [ 162.990509] __should_failslab+0x121/0x190 [ 162.994792] should_failslab+0x9/0x14 [ 162.998606] kmem_cache_alloc_node+0x26c/0x710 [ 163.003201] ? qfq_change_class+0x6c3/0x15ce [ 163.007631] __alloc_skb+0xd5/0x5f0 [ 163.011289] ? skb_trim+0x190/0x190 [ 163.014961] ? qfq_delete_class+0x350/0x350 [ 163.019298] ? validate_nla+0x32f/0x810 [ 163.023338] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 163.028822] ? qfq_delete_class+0x350/0x350 [ 163.033157] tc_ctl_tclass+0x532/0xc60 [ 163.037068] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 163.042187] ? find_held_lock+0x35/0x130 [ 163.046276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 163.051828] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 163.056944] rtnetlink_rcv_msg+0x463/0xb00 [ 163.061196] ? rtnetlink_put_metrics+0x560/0x560 [ 163.065967] ? netlink_deliver_tap+0x22d/0xc20 [ 163.070577] ? find_held_lock+0x35/0x130 [ 163.074657] netlink_rcv_skb+0x17d/0x460 [ 163.078747] ? rtnetlink_put_metrics+0x560/0x560 [ 163.083526] ? netlink_ack+0xb30/0xb30 [ 163.087427] ? kasan_check_read+0x11/0x20 [ 163.091595] ? netlink_deliver_tap+0x254/0xc20 [ 163.096195] rtnetlink_rcv+0x1d/0x30 [ 163.099923] netlink_unicast+0x53a/0x730 [ 163.104000] ? netlink_attachskb+0x770/0x770 [ 163.108420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 163.113973] netlink_sendmsg+0x8ae/0xd70 [ 163.118050] ? netlink_unicast+0x730/0x730 [ 163.122308] ? selinux_socket_sendmsg+0x36/0x40 [ 163.126985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 163.132553] ? security_socket_sendmsg+0x8d/0xc0 [ 163.137324] ? netlink_unicast+0x730/0x730 [ 163.141574] sock_sendmsg+0xd7/0x130 [ 163.145301] ___sys_sendmsg+0x803/0x920 [ 163.149291] ? copy_msghdr_from_user+0x430/0x430 [ 163.154064] ? lock_downgrade+0x880/0x880 [ 163.158227] ? kasan_check_read+0x11/0x20 [ 163.162391] ? __fget+0x367/0x540 [ 163.165859] ? iterate_fd+0x360/0x360 [ 163.169677] ? __fget_light+0x1a9/0x230 [ 163.173666] ? __fdget+0x1b/0x20 [ 163.177043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 163.182595] __sys_sendmsg+0x105/0x1d0 [ 163.186496] ? __ia32_sys_shutdown+0x80/0x80 [ 163.190940] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 163.195705] ? do_syscall_64+0x26/0x620 [ 163.199694] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.205070] ? do_syscall_64+0x26/0x620 [ 163.209061] __x64_sys_sendmsg+0x78/0xb0 [ 163.213133] do_syscall_64+0xfd/0x620 [ 163.216950] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.222148] RIP: 0033:0x4471f9 [ 163.225348] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 163.244255] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 163.251971] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 163.259260] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 163.266535] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 163.273825] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 163.281099] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 163.292601] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 163.345427] FAULT_INJECTION: forcing a failure. [ 163.345427] name failslab, interval 1, probability 0, space 0, times 0 [ 163.368743] CPU: 0 PID: 8591 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 163.376656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.386058] Call Trace: [ 163.388663] dump_stack+0x197/0x210 [ 163.392310] should_fail.cold+0xa/0x1b [ 163.396211] ? netlink_unicast+0x53a/0x730 [ 163.400473] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 163.405602] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.410983] ? find_held_lock+0x35/0x130 [ 163.415076] ? debug_check_no_obj_freed+0x200/0x464 [ 163.420112] __should_failslab+0x121/0x190 [ 163.424361] should_failslab+0x9/0x14 [ 163.428176] kmem_cache_alloc_node_trace+0x5a/0x720 [ 163.433216] __kmalloc_node_track_caller+0x3d/0x80 [ 163.438161] __kmalloc_reserve.isra.0+0x40/0xf0 [ 163.442848] pskb_expand_head+0x154/0xe20 [ 163.447028] netlink_trim+0x215/0x260 [ 163.450848] netlink_broadcast_filtered+0x64/0xb30 [ 163.455793] ? qdisc_watchdog+0x290/0x290 [ 163.459966] netlink_broadcast+0x3a/0x50 [ 163.464045] rtnetlink_send+0xf5/0x110 [ 163.467950] tclass_notify.isra.0.constprop.0+0x13b/0x1a0 [ 163.473503] ? qfq_delete_class+0x350/0x350 [ 163.477837] tc_ctl_tclass+0x532/0xc60 [ 163.481745] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 163.486859] ? find_held_lock+0x35/0x130 [ 163.490946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 163.496498] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 163.501615] rtnetlink_rcv_msg+0x463/0xb00 [ 163.505900] ? rtnetlink_put_metrics+0x560/0x560 [ 163.510676] ? netlink_deliver_tap+0x22d/0xc20 [ 163.515354] ? find_held_lock+0x35/0x130 [ 163.519433] netlink_rcv_skb+0x17d/0x460 [ 163.523509] ? rtnetlink_put_metrics+0x560/0x560 [ 163.528279] ? netlink_ack+0xb30/0xb30 [ 163.532189] ? kasan_check_read+0x11/0x20 [ 163.536356] ? netlink_deliver_tap+0x254/0xc20 [ 163.540954] rtnetlink_rcv+0x1d/0x30 [ 163.544679] netlink_unicast+0x53a/0x730 [ 163.548766] ? netlink_attachskb+0x770/0x770 [ 163.553192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 163.558746] netlink_sendmsg+0x8ae/0xd70 [ 163.562830] ? netlink_unicast+0x730/0x730 [ 163.567081] ? selinux_socket_sendmsg+0x36/0x40 [ 163.571759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 163.577314] ? security_socket_sendmsg+0x8d/0xc0 [ 163.582082] ? netlink_unicast+0x730/0x730 [ 163.586332] sock_sendmsg+0xd7/0x130 [ 163.590092] ___sys_sendmsg+0x803/0x920 [ 163.594085] ? copy_msghdr_from_user+0x430/0x430 [ 163.598858] ? lock_downgrade+0x880/0x880 [ 163.603032] ? kasan_check_read+0x11/0x20 [ 163.607195] ? __fget+0x367/0x540 [ 163.610675] ? iterate_fd+0x360/0x360 [ 163.614509] ? __fget_light+0x1a9/0x230 [ 163.618497] ? __fdget+0x1b/0x20 [ 163.621874] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 163.627424] __sys_sendmsg+0x105/0x1d0 [ 163.631321] ? __ia32_sys_shutdown+0x80/0x80 [ 163.635751] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 163.640538] ? do_syscall_64+0x26/0x620 [ 163.644550] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.649936] ? do_syscall_64+0x26/0x620 [ 163.653929] __x64_sys_sendmsg+0x78/0xb0 [ 163.658008] do_syscall_64+0xfd/0x620 [ 163.661827] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.667033] RIP: 0033:0x4471f9 [ 163.670236] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 163.689158] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e executing program [ 163.696877] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 163.704151] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 163.711427] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 163.718702] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 163.726026] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 163.744045] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 163.763741] FAULT_INJECTION: forcing a failure. [ 163.763741] name failslab, interval 1, probability 0, space 0, times 0 [ 163.776355] CPU: 1 PID: 8610 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 163.784253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.793620] Call Trace: [ 163.796243] dump_stack+0x197/0x210 [ 163.799928] should_fail.cold+0xa/0x1b [ 163.803855] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 163.808968] ? lock_downgrade+0x880/0x880 [ 163.813145] __should_failslab+0x121/0x190 [ 163.817501] should_failslab+0x9/0x14 [ 163.821307] kmem_cache_alloc_node+0x26c/0x710 [ 163.825902] ? qfq_change_class+0x6c3/0x15ce [ 163.830328] __alloc_skb+0xd5/0x5f0 [ 163.833970] ? skb_trim+0x190/0x190 [ 163.837613] ? qfq_delete_class+0x350/0x350 [ 163.841942] ? validate_nla+0x32f/0x810 [ 163.845947] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 163.851409] ? qfq_delete_class+0x350/0x350 [ 163.855751] tc_ctl_tclass+0x532/0xc60 [ 163.859715] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 163.864941] ? find_held_lock+0x35/0x130 [ 163.869143] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 163.874705] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 163.879825] rtnetlink_rcv_msg+0x463/0xb00 [ 163.884086] ? rtnetlink_put_metrics+0x560/0x560 [ 163.888879] ? netlink_deliver_tap+0x22d/0xc20 [ 163.893576] ? find_held_lock+0x35/0x130 [ 163.897690] netlink_rcv_skb+0x17d/0x460 [ 163.901911] ? rtnetlink_put_metrics+0x560/0x560 [ 163.906695] ? netlink_ack+0xb30/0xb30 [ 163.910597] ? kasan_check_read+0x11/0x20 [ 163.914783] ? netlink_deliver_tap+0x254/0xc20 [ 163.919386] rtnetlink_rcv+0x1d/0x30 [ 163.923216] netlink_unicast+0x53a/0x730 [ 163.927295] ? netlink_attachskb+0x770/0x770 [ 163.931720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 163.937265] netlink_sendmsg+0x8ae/0xd70 [ 163.941353] ? netlink_unicast+0x730/0x730 [ 163.945610] ? selinux_socket_sendmsg+0x36/0x40 [ 163.950285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 163.955835] ? security_socket_sendmsg+0x8d/0xc0 [ 163.960602] ? netlink_unicast+0x730/0x730 [ 163.964850] sock_sendmsg+0xd7/0x130 [ 163.968604] ___sys_sendmsg+0x803/0x920 [ 163.972592] ? copy_msghdr_from_user+0x430/0x430 [ 163.977367] ? lock_downgrade+0x880/0x880 [ 163.981548] ? kasan_check_read+0x11/0x20 [ 163.985702] ? __fget+0x367/0x540 [ 163.989165] ? iterate_fd+0x360/0x360 [ 163.993001] ? __fget_light+0x1a9/0x230 [ 163.996993] ? __fdget+0x1b/0x20 [ 164.000379] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 164.005944] __sys_sendmsg+0x105/0x1d0 [ 164.009853] ? __ia32_sys_shutdown+0x80/0x80 [ 164.014301] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 164.019080] ? do_syscall_64+0x26/0x620 [ 164.023066] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.028469] ? do_syscall_64+0x26/0x620 [ 164.032460] __x64_sys_sendmsg+0x78/0xb0 [ 164.036542] do_syscall_64+0xfd/0x620 [ 164.040372] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.045597] RIP: 0033:0x4471f9 [ 164.048808] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 164.067717] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 164.075447] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 164.082721] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 164.089996] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 164.097285] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 164.104562] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 164.131868] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 164.168878] FAULT_INJECTION: forcing a failure. [ 164.168878] name fail_futex, interval 1, probability 0, space 0, times 0 [ 164.196527] CPU: 0 PID: 8624 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 164.204443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.213802] Call Trace: [ 164.216406] dump_stack+0x197/0x210 [ 164.220068] should_fail.cold+0xa/0x1b [ 164.223971] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 164.229090] ? __save_stack_trace+0x99/0x100 [ 164.233529] get_futex_key+0x233/0x1af0 [ 164.237527] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 164.242234] ? kasan_slab_free+0xe/0x10 [ 164.246216] ? kmem_cache_free+0x86/0x260 [ 164.250374] ? kfree_skbmem+0xcd/0x160 [ 164.254267] ? consume_skb+0xea/0x390 [ 164.258087] ? netlink_unicast+0x542/0x730 [ 164.262333] ? netlink_sendmsg+0x8ae/0xd70 [ 164.266577] ? sock_sendmsg+0xd7/0x130 [ 164.270513] ? ___sys_sendmsg+0x803/0x920 [ 164.274678] futex_wake+0xf9/0x4d0 [ 164.278250] ? get_futex_key+0x1af0/0x1af0 [ 164.282508] ? __lock_acquire+0x6ee/0x49c0 [ 164.286889] do_futex+0x358/0x1d70 [ 164.290451] ? mark_held_locks+0x100/0x100 [ 164.294705] ? __might_fault+0x12b/0x1e0 [ 164.298779] ? exit_robust_list+0x2d0/0x2d0 [ 164.303236] ? __might_fault+0x12b/0x1e0 [ 164.307312] ? find_held_lock+0x35/0x130 [ 164.311388] ? __might_fault+0x12b/0x1e0 [ 164.315470] ? lock_downgrade+0x880/0x880 [ 164.319669] mm_release+0x33d/0x490 [ 164.323338] do_exit+0x715/0x30d0 [ 164.326829] ? check_preemption_disabled+0x48/0x290 [ 164.331876] ? get_signal+0x384/0x1fc0 [ 164.335800] ? find_held_lock+0x35/0x130 [ 164.339927] ? mm_update_next_owner+0x660/0x660 [ 164.344619] ? _raw_spin_unlock_irq+0x28/0x90 [ 164.349124] ? get_signal+0x384/0x1fc0 [ 164.353060] ? _raw_spin_unlock_irq+0x28/0x90 [ 164.357571] do_group_exit+0x135/0x370 [ 164.361495] get_signal+0x3ec/0x1fc0 [ 164.365227] ? __fget+0x367/0x540 [ 164.368714] do_signal+0x95/0x1960 [ 164.372281] ? setup_sigcontext+0x7d0/0x7d0 [ 164.376663] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 164.382223] ? fput+0x128/0x1a0 [ 164.385516] ? __sys_sendmsg+0x131/0x1d0 [ 164.389623] ? __ia32_sys_shutdown+0x80/0x80 [ 164.394060] ? exit_to_usermode_loop+0x43/0x2c0 [ 164.398753] ? do_syscall_64+0x53d/0x620 [ 164.402821] ? exit_to_usermode_loop+0x43/0x2c0 [ 164.407499] ? lockdep_hardirqs_on+0x415/0x5d0 [ 164.412114] ? trace_hardirqs_on+0x67/0x220 [ 164.416449] exit_to_usermode_loop+0x244/0x2c0 [ 164.421055] do_syscall_64+0x53d/0x620 [ 164.424962] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.430160] RIP: 0033:0x4471f9 [ 164.433364] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 164.452308] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 164.460030] RAX: 0000000000000034 RBX: 00000000006dcca8 RCX: 00000000004471f9 executing program [ 164.467306] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 164.474580] RBP: 00000000006dcca0 R08: 0000000000000001 R09: 0000000000000036 [ 164.481860] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 164.489166] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 164.529916] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 164.555616] FAULT_INJECTION: forcing a failure. [ 164.555616] name failslab, interval 1, probability 0, space 0, times 0 [ 164.586822] CPU: 0 PID: 8642 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 164.594724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.604084] Call Trace: [ 164.606688] dump_stack+0x197/0x210 [ 164.610335] should_fail.cold+0xa/0x1b [ 164.614238] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 164.619372] ? lock_downgrade+0x880/0x880 [ 164.623553] __should_failslab+0x121/0x190 [ 164.627806] should_failslab+0x9/0x14 [ 164.631615] kmem_cache_alloc_node+0x26c/0x710 [ 164.636214] ? qfq_change_class+0x6c3/0x15ce [ 164.640645] __alloc_skb+0xd5/0x5f0 [ 164.644287] ? skb_trim+0x190/0x190 [ 164.647956] ? qfq_delete_class+0x350/0x350 [ 164.652290] ? validate_nla+0x32f/0x810 [ 164.656284] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 164.661865] ? qfq_delete_class+0x350/0x350 [ 164.666226] tc_ctl_tclass+0x532/0xc60 [ 164.670132] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 164.675251] ? find_held_lock+0x35/0x130 [ 164.679337] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 164.684889] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 164.690005] rtnetlink_rcv_msg+0x463/0xb00 [ 164.694261] ? rtnetlink_put_metrics+0x560/0x560 [ 164.699066] ? netlink_deliver_tap+0x22d/0xc20 [ 164.703660] ? find_held_lock+0x35/0x130 [ 164.707738] netlink_rcv_skb+0x17d/0x460 [ 164.711812] ? rtnetlink_put_metrics+0x560/0x560 [ 164.716595] ? netlink_ack+0xb30/0xb30 [ 164.720530] ? kasan_check_read+0x11/0x20 [ 164.724698] ? netlink_deliver_tap+0x254/0xc20 [ 164.729333] rtnetlink_rcv+0x1d/0x30 [ 164.733076] netlink_unicast+0x53a/0x730 [ 164.737164] ? netlink_attachskb+0x770/0x770 [ 164.741595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 164.747157] netlink_sendmsg+0x8ae/0xd70 [ 164.751256] ? netlink_unicast+0x730/0x730 [ 164.755528] ? selinux_socket_sendmsg+0x36/0x40 [ 164.760214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 164.765796] ? security_socket_sendmsg+0x8d/0xc0 [ 164.770581] ? netlink_unicast+0x730/0x730 [ 164.774835] sock_sendmsg+0xd7/0x130 [ 164.778566] ___sys_sendmsg+0x803/0x920 [ 164.782566] ? copy_msghdr_from_user+0x430/0x430 [ 164.787348] ? lock_downgrade+0x880/0x880 [ 164.791511] ? kasan_check_read+0x11/0x20 [ 164.795690] ? __fget+0x367/0x540 [ 164.799162] ? iterate_fd+0x360/0x360 [ 164.802993] ? __fget_light+0x1a9/0x230 [ 164.806984] ? __fdget+0x1b/0x20 [ 164.810360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 164.815911] __sys_sendmsg+0x105/0x1d0 [ 164.819812] ? __ia32_sys_shutdown+0x80/0x80 [ 164.824245] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 164.829017] ? do_syscall_64+0x26/0x620 [ 164.833051] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.838432] ? do_syscall_64+0x26/0x620 [ 164.842428] __x64_sys_sendmsg+0x78/0xb0 [ 164.846516] do_syscall_64+0xfd/0x620 [ 164.850340] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.855543] RIP: 0033:0x4471f9 [ 164.858747] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 164.877671] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 164.885435] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 164.892710] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 164.899983] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 164.907281] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 164.914613] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 164.929086] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 164.951449] FAULT_INJECTION: forcing a failure. [ 164.951449] name failslab, interval 1, probability 0, space 0, times 0 [ 164.991194] CPU: 1 PID: 8661 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 164.999148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.008513] Call Trace: [ 165.011130] dump_stack+0x197/0x210 [ 165.014778] should_fail.cold+0xa/0x1b [ 165.018683] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 165.023813] ? memset+0x32/0x40 [ 165.027119] ? memcpy+0x46/0x50 [ 165.030416] __should_failslab+0x121/0x190 [ 165.034689] should_failslab+0x9/0x14 [ 165.038498] __kmalloc_track_caller+0x6d/0x750 [ 165.043114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 165.048666] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 165.053448] ? gnet_stats_copy_app+0x73/0x300 [ 165.057970] kmemdup+0x27/0x60 [ 165.061172] gnet_stats_copy_app+0x73/0x300 [ 165.065514] qfq_dump_class_stats+0x25a/0x3a0 [ 165.070042] ? qfq_bind_tcf+0x1e0/0x1e0 [ 165.074068] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 165.079098] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 165.084540] ? qfq_bind_tcf+0x1e0/0x1e0 [ 165.088525] tc_fill_tclass+0x5c1/0x8f0 [ 165.092544] ? qdisc_watchdog+0x290/0x290 [ 165.096720] ? qfq_delete_class+0x350/0x350 [ 165.101086] ? validate_nla+0x32f/0x810 [ 165.105081] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 165.110555] ? qfq_delete_class+0x350/0x350 [ 165.114891] tc_ctl_tclass+0x532/0xc60 [ 165.118800] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 165.123921] ? find_held_lock+0x35/0x130 [ 165.128018] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 165.133602] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 165.138727] rtnetlink_rcv_msg+0x463/0xb00 [ 165.142981] ? rtnetlink_put_metrics+0x560/0x560 [ 165.147755] ? netlink_deliver_tap+0x22d/0xc20 [ 165.152350] ? find_held_lock+0x35/0x130 [ 165.156456] netlink_rcv_skb+0x17d/0x460 [ 165.160678] ? rtnetlink_put_metrics+0x560/0x560 [ 165.165453] ? netlink_ack+0xb30/0xb30 [ 165.169386] ? kasan_check_read+0x11/0x20 [ 165.173553] ? netlink_deliver_tap+0x254/0xc20 [ 165.178166] rtnetlink_rcv+0x1d/0x30 [ 165.181895] netlink_unicast+0x53a/0x730 [ 165.185977] ? netlink_attachskb+0x770/0x770 [ 165.190415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 165.195985] netlink_sendmsg+0x8ae/0xd70 [ 165.200071] ? netlink_unicast+0x730/0x730 [ 165.204425] ? selinux_socket_sendmsg+0x36/0x40 [ 165.209156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 165.214708] ? security_socket_sendmsg+0x8d/0xc0 [ 165.219531] ? netlink_unicast+0x730/0x730 [ 165.223782] sock_sendmsg+0xd7/0x130 [ 165.227518] ___sys_sendmsg+0x803/0x920 [ 165.231510] ? copy_msghdr_from_user+0x430/0x430 [ 165.236283] ? lock_downgrade+0x880/0x880 [ 165.240447] ? kasan_check_read+0x11/0x20 [ 165.244613] ? __fget+0x367/0x540 [ 165.248097] ? iterate_fd+0x360/0x360 [ 165.251944] ? __fget_light+0x1a9/0x230 [ 165.255928] ? __fdget+0x1b/0x20 [ 165.259316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 165.264874] __sys_sendmsg+0x105/0x1d0 [ 165.268807] ? __ia32_sys_shutdown+0x80/0x80 [ 165.273256] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 165.278026] ? do_syscall_64+0x26/0x620 [ 165.282028] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.287415] ? do_syscall_64+0x26/0x620 [ 165.291411] __x64_sys_sendmsg+0x78/0xb0 [ 165.295499] do_syscall_64+0xfd/0x620 [ 165.299315] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.304535] RIP: 0033:0x4471f9 [ 165.307790] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 165.326707] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 165.334450] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 165.341733] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f executing program [ 165.349014] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 165.356432] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 165.363843] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 165.397102] FAULT_INJECTION: forcing a failure. [ 165.397102] name failslab, interval 1, probability 0, space 0, times 0 [ 165.409395] CPU: 0 PID: 8676 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 165.417291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.426648] Call Trace: [ 165.429267] dump_stack+0x197/0x210 [ 165.432919] should_fail.cold+0xa/0x1b [ 165.436837] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 165.441956] ? lock_downgrade+0x880/0x880 [ 165.446126] __should_failslab+0x121/0x190 [ 165.450393] should_failslab+0x9/0x14 [ 165.454209] kmem_cache_alloc_node+0x26c/0x710 [ 165.458812] ? qfq_change_class+0x6c3/0x15ce [ 165.463242] __alloc_skb+0xd5/0x5f0 [ 165.466925] ? skb_trim+0x190/0x190 [ 165.470563] ? qfq_delete_class+0x350/0x350 [ 165.474907] ? validate_nla+0x32f/0x810 [ 165.478901] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 165.484378] ? qfq_delete_class+0x350/0x350 [ 165.488713] tc_ctl_tclass+0x532/0xc60 [ 165.492619] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 165.497750] ? find_held_lock+0x35/0x130 [ 165.501936] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 165.507492] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 165.512634] rtnetlink_rcv_msg+0x463/0xb00 [ 165.516892] ? rtnetlink_put_metrics+0x560/0x560 [ 165.521684] ? netlink_deliver_tap+0x22d/0xc20 [ 165.526274] ? find_held_lock+0x35/0x130 [ 165.530368] netlink_rcv_skb+0x17d/0x460 [ 165.534445] ? rtnetlink_put_metrics+0x560/0x560 [ 165.539245] ? netlink_ack+0xb30/0xb30 [ 165.543161] ? kasan_check_read+0x11/0x20 [ 165.547341] ? netlink_deliver_tap+0x254/0xc20 [ 165.551948] rtnetlink_rcv+0x1d/0x30 [ 165.555679] netlink_unicast+0x53a/0x730 [ 165.559764] ? netlink_attachskb+0x770/0x770 [ 165.564196] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 165.569756] netlink_sendmsg+0x8ae/0xd70 [ 165.573843] ? netlink_unicast+0x730/0x730 [ 165.578097] ? selinux_socket_sendmsg+0x36/0x40 [ 165.582782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 165.588337] ? security_socket_sendmsg+0x8d/0xc0 [ 165.593137] ? netlink_unicast+0x730/0x730 [ 165.597389] sock_sendmsg+0xd7/0x130 [ 165.601122] ___sys_sendmsg+0x803/0x920 [ 165.605120] ? copy_msghdr_from_user+0x430/0x430 [ 165.609926] ? lock_downgrade+0x880/0x880 [ 165.614086] ? kasan_check_read+0x11/0x20 [ 165.618240] ? __fget+0x367/0x540 [ 165.621718] ? iterate_fd+0x360/0x360 [ 165.625540] ? __fget_light+0x1a9/0x230 [ 165.629540] ? __fdget+0x1b/0x20 [ 165.632918] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 165.638478] __sys_sendmsg+0x105/0x1d0 [ 165.642384] ? __ia32_sys_shutdown+0x80/0x80 [ 165.646823] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 165.651607] ? do_syscall_64+0x26/0x620 [ 165.655596] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.661001] ? do_syscall_64+0x26/0x620 [ 165.664997] __x64_sys_sendmsg+0x78/0xb0 [ 165.669172] do_syscall_64+0xfd/0x620 [ 165.672992] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.678204] RIP: 0033:0x4471f9 [ 165.681406] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 165.700343] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 165.708110] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 165.715401] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 165.722679] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 165.729982] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 165.737259] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 165.747998] FAULT_INJECTION: forcing a failure. [ 165.747998] name fail_futex, interval 1, probability 0, space 0, times 0 [ 165.769078] CPU: 1 PID: 8692 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 165.776990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.786346] Call Trace: [ 165.788945] dump_stack+0x197/0x210 [ 165.792596] should_fail.cold+0xa/0x1b [ 165.796515] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 165.801679] ? lock_downgrade+0x880/0x880 [ 165.805862] get_futex_key+0xccc/0x1af0 [ 165.809859] ? kfree_skbmem+0xcd/0x160 [ 165.813760] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 165.818469] ? kfree_skbmem+0xcd/0x160 [ 165.822398] ? rcu_read_lock_sched_held+0x110/0x130 [ 165.827462] ? kmem_cache_free+0x222/0x260 [ 165.831718] futex_wait_setup+0xd8/0x390 [ 165.835802] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 165.840919] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 165.845867] ? get_futex_key+0x989/0x1af0 [ 165.850007] futex_wait+0x1fc/0x5e0 [ 165.853636] ? futex_wait_setup+0x390/0x390 [ 165.857960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 165.863514] ? check_preemption_disabled+0x48/0x290 [ 165.868527] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 165.873737] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 165.878760] ? futex_wake+0x179/0x4d0 [ 165.882595] ? copy_msghdr_from_user+0x430/0x430 [ 165.887348] do_futex+0x175/0x1d70 [ 165.890886] ? kasan_check_read+0x11/0x20 [ 165.895089] ? exit_robust_list+0x2d0/0x2d0 [ 165.899417] ? iterate_fd+0x360/0x360 [ 165.903225] ? __fget_light+0x1a9/0x230 [ 165.907288] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 165.912818] ? fput+0x128/0x1a0 [ 165.916249] ? __sys_sendmsg+0x131/0x1d0 [ 165.920305] __x64_sys_futex+0x400/0x590 [ 165.924358] ? do_futex+0x1d70/0x1d70 [ 165.928146] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 165.932912] ? do_syscall_64+0x26/0x620 [ 165.936883] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.942252] ? do_syscall_64+0x26/0x620 [ 165.946216] ? lockdep_hardirqs_on+0x415/0x5d0 [ 165.950813] ? trace_hardirqs_on+0x67/0x220 [ 165.955160] do_syscall_64+0xfd/0x620 [ 165.958968] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.964157] RIP: 0033:0x4471f9 [ 165.967335] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 165.986232] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca executing program [ 165.993938] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 166.001339] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcca8 [ 166.008613] RBP: 00000000006dcca0 R08: 0000000000000036 R09: 0000000000000036 [ 166.015876] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 166.023153] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 166.063385] FAULT_INJECTION: forcing a failure. [ 166.063385] name failslab, interval 1, probability 0, space 0, times 0 [ 166.081420] CPU: 0 PID: 8696 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 166.089400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.098765] Call Trace: [ 166.101366] dump_stack+0x197/0x210 [ 166.105035] should_fail.cold+0xa/0x1b [ 166.108967] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 166.114101] ? lock_downgrade+0x880/0x880 [ 166.118275] __should_failslab+0x121/0x190 [ 166.122532] should_failslab+0x9/0x14 [ 166.126346] kmem_cache_alloc_node+0x26c/0x710 [ 166.130945] ? qfq_change_class+0x6c3/0x15ce [ 166.135380] __alloc_skb+0xd5/0x5f0 [ 166.139035] ? skb_trim+0x190/0x190 [ 166.142750] ? qfq_delete_class+0x350/0x350 [ 166.147082] ? validate_nla+0x32f/0x810 [ 166.151075] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 166.156653] ? qfq_delete_class+0x350/0x350 [ 166.161006] tc_ctl_tclass+0x532/0xc60 [ 166.164908] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 166.170023] ? find_held_lock+0x35/0x130 [ 166.174119] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 166.179669] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 166.184788] rtnetlink_rcv_msg+0x463/0xb00 [ 166.189062] ? rtnetlink_put_metrics+0x560/0x560 [ 166.193853] ? netlink_deliver_tap+0x22d/0xc20 [ 166.198453] ? find_held_lock+0x35/0x130 [ 166.202541] netlink_rcv_skb+0x17d/0x460 [ 166.206622] ? rtnetlink_put_metrics+0x560/0x560 [ 166.211401] ? netlink_ack+0xb30/0xb30 [ 166.215320] ? kasan_check_read+0x11/0x20 [ 166.219486] ? netlink_deliver_tap+0x254/0xc20 [ 166.224102] rtnetlink_rcv+0x1d/0x30 [ 166.227830] netlink_unicast+0x53a/0x730 [ 166.231937] ? netlink_attachskb+0x770/0x770 [ 166.236360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 166.241912] netlink_sendmsg+0x8ae/0xd70 [ 166.246031] ? netlink_unicast+0x730/0x730 [ 166.250319] ? selinux_socket_sendmsg+0x36/0x40 [ 166.255035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 166.260578] ? security_socket_sendmsg+0x8d/0xc0 [ 166.265385] ? netlink_unicast+0x730/0x730 [ 166.269625] sock_sendmsg+0xd7/0x130 [ 166.273356] ___sys_sendmsg+0x803/0x920 [ 166.277349] ? copy_msghdr_from_user+0x430/0x430 [ 166.282128] ? lock_downgrade+0x880/0x880 [ 166.286292] ? kasan_check_read+0x11/0x20 [ 166.290494] ? __fget+0x367/0x540 [ 166.293971] ? iterate_fd+0x360/0x360 [ 166.297788] ? __fget_light+0x1a9/0x230 [ 166.301790] ? __fdget+0x1b/0x20 [ 166.305169] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 166.310725] __sys_sendmsg+0x105/0x1d0 [ 166.314626] ? __ia32_sys_shutdown+0x80/0x80 [ 166.319062] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 166.323848] ? do_syscall_64+0x26/0x620 [ 166.327902] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.333310] ? do_syscall_64+0x26/0x620 [ 166.337305] __x64_sys_sendmsg+0x78/0xb0 [ 166.341387] do_syscall_64+0xfd/0x620 [ 166.345207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.350404] RIP: 0033:0x4471f9 [ 166.353607] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 166.372531] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 166.380256] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 166.387550] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 166.394861] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 166.402139] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 166.409445] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 166.422393] nla_parse: 3 callbacks suppressed [ 166.422401] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 166.450204] FAULT_INJECTION: forcing a failure. [ 166.450204] name fail_futex, interval 1, probability 0, space 0, times 0 [ 166.465656] CPU: 0 PID: 8710 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 166.473593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.482959] Call Trace: [ 166.485571] dump_stack+0x197/0x210 [ 166.489227] should_fail.cold+0xa/0x1b [ 166.493169] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 166.498291] ? lock_downgrade+0x880/0x880 [ 166.502475] get_futex_key+0xccc/0x1af0 [ 166.506484] ? kfree_skbmem+0xcd/0x160 [ 166.510395] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 166.515089] ? kfree_skbmem+0xcd/0x160 [ 166.518994] ? rcu_read_lock_sched_held+0x110/0x130 [ 166.524025] ? kmem_cache_free+0x222/0x260 [ 166.528278] futex_wait_setup+0xd8/0x390 [ 166.532388] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 166.537528] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 166.542468] ? get_futex_key+0x989/0x1af0 [ 166.546637] futex_wait+0x1fc/0x5e0 [ 166.550308] ? futex_wait_setup+0x390/0x390 [ 166.554665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 166.560233] ? check_preemption_disabled+0x48/0x290 [ 166.565265] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 166.570478] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 166.575551] ? futex_wake+0x179/0x4d0 [ 166.579392] ? copy_msghdr_from_user+0x430/0x430 [ 166.584164] do_futex+0x175/0x1d70 [ 166.587723] ? kasan_check_read+0x11/0x20 [ 166.591917] ? exit_robust_list+0x2d0/0x2d0 [ 166.596249] ? iterate_fd+0x360/0x360 [ 166.600069] ? __fget_light+0x1a9/0x230 [ 166.604076] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 166.609652] ? fput+0x128/0x1a0 [ 166.612941] ? __sys_sendmsg+0x131/0x1d0 [ 166.617014] __x64_sys_futex+0x400/0x590 [ 166.621089] ? do_futex+0x1d70/0x1d70 [ 166.624899] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 166.629680] ? do_syscall_64+0x26/0x620 [ 166.633667] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.639040] ? do_syscall_64+0x26/0x620 [ 166.643027] ? lockdep_hardirqs_on+0x415/0x5d0 [ 166.647637] ? trace_hardirqs_on+0x67/0x220 [ 166.652025] do_syscall_64+0xfd/0x620 [ 166.655855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.661067] RIP: 0033:0x4471f9 [ 166.664271] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 166.683183] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 166.690955] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 166.698251] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcca8 [ 166.705547] RBP: 00000000006dcca0 R08: 0000000000000036 R09: 0000000000000036 executing program [ 166.712826] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 166.720222] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 166.740665] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 166.760020] FAULT_INJECTION: forcing a failure. [ 166.760020] name failslab, interval 1, probability 0, space 0, times 0 [ 166.798825] CPU: 1 PID: 8728 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 166.806727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.816086] Call Trace: [ 166.818688] dump_stack+0x197/0x210 [ 166.822341] should_fail.cold+0xa/0x1b [ 166.826250] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 166.831369] ? lock_downgrade+0x880/0x880 [ 166.835542] __should_failslab+0x121/0x190 [ 166.839794] should_failslab+0x9/0x14 [ 166.843611] kmem_cache_alloc_node+0x26c/0x710 [ 166.848211] ? qfq_change_class+0x6c3/0x15ce [ 166.852641] __alloc_skb+0xd5/0x5f0 [ 166.856287] ? skb_trim+0x190/0x190 [ 166.859929] ? qfq_delete_class+0x350/0x350 [ 166.864263] ? validate_nla+0x32f/0x810 [ 166.868262] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 166.873734] ? qfq_delete_class+0x350/0x350 [ 166.878067] tc_ctl_tclass+0x532/0xc60 [ 166.881975] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 166.887092] ? find_held_lock+0x35/0x130 [ 166.891190] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 166.896752] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 166.901892] rtnetlink_rcv_msg+0x463/0xb00 [ 166.906159] ? rtnetlink_put_metrics+0x560/0x560 [ 166.910965] ? netlink_deliver_tap+0x22d/0xc20 [ 166.915573] ? find_held_lock+0x35/0x130 [ 166.919668] netlink_rcv_skb+0x17d/0x460 [ 166.923773] ? rtnetlink_put_metrics+0x560/0x560 [ 166.928559] ? netlink_ack+0xb30/0xb30 [ 166.932465] ? kasan_check_read+0x11/0x20 [ 166.936652] ? netlink_deliver_tap+0x254/0xc20 [ 166.941264] rtnetlink_rcv+0x1d/0x30 [ 166.945017] netlink_unicast+0x53a/0x730 [ 166.949096] ? netlink_attachskb+0x770/0x770 [ 166.953550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 166.959215] netlink_sendmsg+0x8ae/0xd70 [ 166.963295] ? netlink_unicast+0x730/0x730 [ 166.967581] ? selinux_socket_sendmsg+0x36/0x40 [ 166.972262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 166.977816] ? security_socket_sendmsg+0x8d/0xc0 [ 166.982597] ? netlink_unicast+0x730/0x730 [ 166.986846] sock_sendmsg+0xd7/0x130 [ 166.990601] ___sys_sendmsg+0x803/0x920 [ 166.994590] ? copy_msghdr_from_user+0x430/0x430 [ 166.999366] ? lock_downgrade+0x880/0x880 [ 167.003527] ? kasan_check_read+0x11/0x20 [ 167.007692] ? __fget+0x367/0x540 [ 167.011158] ? iterate_fd+0x360/0x360 [ 167.015020] ? __fget_light+0x1a9/0x230 [ 167.019011] ? __fdget+0x1b/0x20 [ 167.022404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 167.027963] __sys_sendmsg+0x105/0x1d0 [ 167.031862] ? __ia32_sys_shutdown+0x80/0x80 [ 167.036297] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 167.041066] ? do_syscall_64+0x26/0x620 [ 167.045096] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.050612] ? do_syscall_64+0x26/0x620 [ 167.054733] __x64_sys_sendmsg+0x78/0xb0 [ 167.058808] do_syscall_64+0xfd/0x620 [ 167.062638] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.067867] RIP: 0033:0x4471f9 [ 167.071070] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 167.089977] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 167.097696] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 167.104978] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 167.112252] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 167.119527] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 167.126824] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 167.140054] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. executing program [ 167.195351] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 167.269642] FAULT_INJECTION: forcing a failure. [ 167.269642] name failslab, interval 1, probability 0, space 0, times 0 [ 167.314324] CPU: 1 PID: 8751 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 167.322243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.331605] Call Trace: [ 167.334206] dump_stack+0x197/0x210 [ 167.337862] should_fail.cold+0xa/0x1b [ 167.341780] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 167.346915] ? lock_downgrade+0x880/0x880 [ 167.351090] __should_failslab+0x121/0x190 [ 167.355351] should_failslab+0x9/0x14 [ 167.359177] kmem_cache_alloc_node+0x26c/0x710 [ 167.363792] ? qfq_change_class+0x6c3/0x15ce [ 167.368259] __alloc_skb+0xd5/0x5f0 [ 167.371906] ? skb_trim+0x190/0x190 [ 167.375565] ? qfq_delete_class+0x350/0x350 [ 167.379897] ? validate_nla+0x32f/0x810 [ 167.383888] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 167.389367] ? qfq_delete_class+0x350/0x350 [ 167.393736] tc_ctl_tclass+0x532/0xc60 [ 167.397654] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 167.402763] ? find_held_lock+0x35/0x130 [ 167.406847] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 167.412412] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 167.417539] rtnetlink_rcv_msg+0x463/0xb00 [ 167.421805] ? rtnetlink_put_metrics+0x560/0x560 [ 167.426579] ? netlink_deliver_tap+0x22d/0xc20 [ 167.431173] ? find_held_lock+0x35/0x130 [ 167.435267] netlink_rcv_skb+0x17d/0x460 [ 167.439339] ? rtnetlink_put_metrics+0x560/0x560 [ 167.444110] ? netlink_ack+0xb30/0xb30 [ 167.448013] ? kasan_check_read+0x11/0x20 [ 167.452187] ? netlink_deliver_tap+0x254/0xc20 [ 167.456791] rtnetlink_rcv+0x1d/0x30 [ 167.460544] netlink_unicast+0x53a/0x730 [ 167.464627] ? netlink_attachskb+0x770/0x770 [ 167.469081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 167.474762] netlink_sendmsg+0x8ae/0xd70 [ 167.478865] ? netlink_unicast+0x730/0x730 [ 167.483117] ? selinux_socket_sendmsg+0x36/0x40 [ 167.487796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 167.493346] ? security_socket_sendmsg+0x8d/0xc0 [ 167.498115] ? netlink_unicast+0x730/0x730 [ 167.502369] sock_sendmsg+0xd7/0x130 [ 167.506110] ___sys_sendmsg+0x803/0x920 [ 167.510157] ? copy_msghdr_from_user+0x430/0x430 [ 167.514955] ? lock_downgrade+0x880/0x880 [ 167.519117] ? kasan_check_read+0x11/0x20 [ 167.523284] ? __fget+0x367/0x540 [ 167.526757] ? iterate_fd+0x360/0x360 [ 167.530578] ? __fget_light+0x1a9/0x230 [ 167.534564] ? __fdget+0x1b/0x20 [ 167.537938] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 167.543499] __sys_sendmsg+0x105/0x1d0 [ 167.547402] ? __ia32_sys_shutdown+0x80/0x80 [ 167.551838] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 167.556621] ? do_syscall_64+0x26/0x620 [ 167.560608] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.565995] ? do_syscall_64+0x26/0x620 [ 167.570003] __x64_sys_sendmsg+0x78/0xb0 [ 167.574081] do_syscall_64+0xfd/0x620 [ 167.577911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.583117] RIP: 0033:0x4471f9 [ 167.586317] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 167.605223] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 167.612936] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 167.620214] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 167.627490] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 167.634770] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 167.642046] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 167.679304] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 167.732984] FAULT_INJECTION: forcing a failure. [ 167.732984] name fail_futex, interval 1, probability 0, space 0, times 0 [ 167.759673] CPU: 1 PID: 8774 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 167.767588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.776955] Call Trace: [ 167.779568] dump_stack+0x197/0x210 [ 167.783213] should_fail.cold+0xa/0x1b [ 167.787122] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 167.792242] ? __lock_is_held+0xb6/0x140 [ 167.796321] get_futex_key+0xccc/0x1af0 [ 167.800312] ? update_curr+0x296/0x8a0 [ 167.804214] ? __enqueue_entity+0x14f/0x230 [ 167.808559] ? try_to_wake_up+0xcc/0xf50 [ 167.812633] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 167.817309] ? find_held_lock+0x35/0x130 [ 167.821447] ? try_to_wake_up+0xcc/0xf50 [ 167.825553] futex_wait_setup+0xd8/0x390 [ 167.829648] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 167.834763] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 167.839880] ? try_to_wake_up+0xcc/0xf50 [ 167.843953] futex_wait+0x1fc/0x5e0 [ 167.847610] ? futex_wait_setup+0x390/0x390 [ 167.851958] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 167.857176] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 167.862208] ? futex_wake+0x179/0x4d0 [ 167.866069] ? copy_msghdr_from_user+0x430/0x430 [ 167.870841] do_futex+0x175/0x1d70 [ 167.874391] ? kasan_check_read+0x11/0x20 [ 167.878579] ? exit_robust_list+0x2d0/0x2d0 [ 167.882929] ? iterate_fd+0x360/0x360 [ 167.886753] ? __fget_light+0x1a9/0x230 [ 167.890745] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 167.896327] ? fput+0x128/0x1a0 [ 167.899618] ? __sys_sendmsg+0x131/0x1d0 [ 167.903702] __x64_sys_futex+0x400/0x590 [ 167.907786] ? do_futex+0x1d70/0x1d70 [ 167.911617] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 167.916428] ? do_syscall_64+0x26/0x620 [ 167.920413] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.925801] ? do_syscall_64+0x26/0x620 [ 167.929786] ? lockdep_hardirqs_on+0x415/0x5d0 [ 167.934378] ? trace_hardirqs_on+0x67/0x220 [ 167.938716] do_syscall_64+0xfd/0x620 [ 167.942538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.947733] RIP: 0033:0x4471f9 [ 167.950935] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 167.969841] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca executing program [ 167.977582] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 167.984853] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcc88 [ 167.992146] RBP: 00000000006dcc80 R08: 0000000000000036 R09: 0000000000000036 [ 167.999427] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 168.006704] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 168.050121] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 168.100259] FAULT_INJECTION: forcing a failure. [ 168.100259] name failslab, interval 1, probability 0, space 0, times 0 [ 168.131748] CPU: 1 PID: 8790 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 168.139702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.149064] Call Trace: [ 168.151674] dump_stack+0x197/0x210 [ 168.155326] should_fail.cold+0xa/0x1b [ 168.159230] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 168.164346] ? lock_downgrade+0x880/0x880 [ 168.168515] __should_failslab+0x121/0x190 [ 168.172783] should_failslab+0x9/0x14 [ 168.176607] kmem_cache_alloc_node+0x26c/0x710 [ 168.181215] ? qfq_change_class+0x6c3/0x15ce [ 168.185647] __alloc_skb+0xd5/0x5f0 [ 168.189290] ? skb_trim+0x190/0x190 [ 168.192931] ? qfq_delete_class+0x350/0x350 [ 168.197263] ? validate_nla+0x32f/0x810 [ 168.201270] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 168.206738] ? qfq_delete_class+0x350/0x350 [ 168.211074] tc_ctl_tclass+0x532/0xc60 [ 168.214977] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 168.220094] ? find_held_lock+0x35/0x130 [ 168.224211] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 168.229764] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 168.234882] rtnetlink_rcv_msg+0x463/0xb00 [ 168.239134] ? rtnetlink_put_metrics+0x560/0x560 [ 168.243911] ? netlink_deliver_tap+0x22d/0xc20 [ 168.248507] ? find_held_lock+0x35/0x130 [ 168.252633] netlink_rcv_skb+0x17d/0x460 [ 168.256721] ? rtnetlink_put_metrics+0x560/0x560 [ 168.261508] ? netlink_ack+0xb30/0xb30 [ 168.265429] ? kasan_check_read+0x11/0x20 [ 168.269597] ? netlink_deliver_tap+0x254/0xc20 [ 168.274220] rtnetlink_rcv+0x1d/0x30 [ 168.277944] netlink_unicast+0x53a/0x730 [ 168.282021] ? netlink_attachskb+0x770/0x770 [ 168.286442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 168.292002] netlink_sendmsg+0x8ae/0xd70 [ 168.296086] ? netlink_unicast+0x730/0x730 [ 168.300336] ? selinux_socket_sendmsg+0x36/0x40 [ 168.305026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 168.310578] ? security_socket_sendmsg+0x8d/0xc0 [ 168.315350] ? netlink_unicast+0x730/0x730 [ 168.319599] sock_sendmsg+0xd7/0x130 [ 168.323358] ___sys_sendmsg+0x803/0x920 [ 168.327364] ? copy_msghdr_from_user+0x430/0x430 [ 168.332141] ? lock_downgrade+0x880/0x880 [ 168.336304] ? kasan_check_read+0x11/0x20 [ 168.340466] ? __fget+0x367/0x540 [ 168.343950] ? iterate_fd+0x360/0x360 [ 168.347773] ? __fget_light+0x1a9/0x230 [ 168.351771] ? __fdget+0x1b/0x20 [ 168.355145] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 168.360702] __sys_sendmsg+0x105/0x1d0 [ 168.364601] ? __ia32_sys_shutdown+0x80/0x80 [ 168.369063] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.373875] ? do_syscall_64+0x26/0x620 [ 168.377884] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.383279] ? do_syscall_64+0x26/0x620 [ 168.387268] __x64_sys_sendmsg+0x78/0xb0 [ 168.391350] do_syscall_64+0xfd/0x620 [ 168.395178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.400381] RIP: 0033:0x4471f9 [ 168.403586] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 168.422500] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 168.430223] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 168.437502] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 168.444779] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 168.452057] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 168.459336] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 168.571436] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 168.590526] FAULT_INJECTION: forcing a failure. [ 168.590526] name failslab, interval 1, probability 0, space 0, times 0 [ 168.614599] CPU: 0 PID: 8808 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 168.622544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.631911] Call Trace: [ 168.634530] dump_stack+0x197/0x210 [ 168.638179] should_fail.cold+0xa/0x1b [ 168.642081] ? netlink_unicast+0x53a/0x730 [ 168.646330] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 168.651466] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.656858] ? find_held_lock+0x35/0x130 [ 168.660944] ? debug_check_no_obj_freed+0x200/0x464 [ 168.665985] __should_failslab+0x121/0x190 [ 168.670236] should_failslab+0x9/0x14 [ 168.674060] kmem_cache_alloc_node_trace+0x5a/0x720 [ 168.679121] __kmalloc_node_track_caller+0x3d/0x80 [ 168.684084] __kmalloc_reserve.isra.0+0x40/0xf0 [ 168.688772] pskb_expand_head+0x154/0xe20 [ 168.692954] netlink_trim+0x215/0x260 [ 168.696780] netlink_broadcast_filtered+0x64/0xb30 [ 168.701726] ? qdisc_watchdog+0x290/0x290 [ 168.705902] netlink_broadcast+0x3a/0x50 [ 168.709998] rtnetlink_send+0xf5/0x110 [ 168.713924] tclass_notify.isra.0.constprop.0+0x13b/0x1a0 [ 168.719483] ? qfq_delete_class+0x350/0x350 [ 168.723822] tc_ctl_tclass+0x532/0xc60 [ 168.727732] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 168.732847] ? find_held_lock+0x35/0x130 [ 168.736936] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 168.742489] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 168.747614] rtnetlink_rcv_msg+0x463/0xb00 [ 168.751868] ? rtnetlink_put_metrics+0x560/0x560 [ 168.756646] ? netlink_deliver_tap+0x22d/0xc20 [ 168.761247] ? find_held_lock+0x35/0x130 [ 168.765332] netlink_rcv_skb+0x17d/0x460 [ 168.769413] ? rtnetlink_put_metrics+0x560/0x560 [ 168.774185] ? netlink_ack+0xb30/0xb30 [ 168.778087] ? kasan_check_read+0x11/0x20 [ 168.782253] ? netlink_deliver_tap+0x254/0xc20 [ 168.786860] rtnetlink_rcv+0x1d/0x30 [ 168.790594] netlink_unicast+0x53a/0x730 [ 168.794682] ? netlink_attachskb+0x770/0x770 [ 168.799106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 168.804682] netlink_sendmsg+0x8ae/0xd70 [ 168.808772] ? netlink_unicast+0x730/0x730 [ 168.813024] ? selinux_socket_sendmsg+0x36/0x40 [ 168.817776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 168.823329] ? security_socket_sendmsg+0x8d/0xc0 [ 168.828099] ? netlink_unicast+0x730/0x730 [ 168.832350] sock_sendmsg+0xd7/0x130 [ 168.836102] ___sys_sendmsg+0x803/0x920 [ 168.840100] ? copy_msghdr_from_user+0x430/0x430 [ 168.844876] ? lock_downgrade+0x880/0x880 [ 168.849037] ? kasan_check_read+0x11/0x20 [ 168.853209] ? __fget+0x367/0x540 [ 168.856680] ? iterate_fd+0x360/0x360 [ 168.860500] ? __fget_light+0x1a9/0x230 [ 168.864488] ? __fdget+0x1b/0x20 [ 168.867876] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 168.873432] __sys_sendmsg+0x105/0x1d0 [ 168.877346] ? __ia32_sys_shutdown+0x80/0x80 [ 168.881795] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.886660] ? do_syscall_64+0x26/0x620 [ 168.890647] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.896009] ? do_syscall_64+0x26/0x620 [ 168.899991] __x64_sys_sendmsg+0x78/0xb0 [ 168.904074] do_syscall_64+0xfd/0x620 [ 168.907889] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.913092] RIP: 0033:0x4471f9 [ 168.916292] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 168.935222] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 168.942942] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 168.950217] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 168.957490] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 168.964813] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 executing program [ 168.972093] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 168.990422] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 169.009146] FAULT_INJECTION: forcing a failure. [ 169.009146] name failslab, interval 1, probability 0, space 0, times 0 [ 169.030761] CPU: 0 PID: 8826 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 169.038680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.048150] Call Trace: [ 169.050759] dump_stack+0x197/0x210 [ 169.054417] should_fail.cold+0xa/0x1b [ 169.058318] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 169.063435] ? lock_downgrade+0x880/0x880 [ 169.067605] __should_failslab+0x121/0x190 [ 169.071853] should_failslab+0x9/0x14 [ 169.075663] kmem_cache_alloc_node+0x26c/0x710 [ 169.080288] ? qfq_change_class+0x6c3/0x15ce [ 169.084730] __alloc_skb+0xd5/0x5f0 [ 169.088374] ? skb_trim+0x190/0x190 [ 169.092021] ? qfq_delete_class+0x350/0x350 [ 169.096354] ? validate_nla+0x32f/0x810 [ 169.100365] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 169.105832] ? qfq_delete_class+0x350/0x350 [ 169.110166] tc_ctl_tclass+0x532/0xc60 [ 169.114093] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 169.119211] ? find_held_lock+0x35/0x130 [ 169.123316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 169.128884] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 169.134020] rtnetlink_rcv_msg+0x463/0xb00 [ 169.138304] ? rtnetlink_put_metrics+0x560/0x560 [ 169.143192] ? netlink_deliver_tap+0x22d/0xc20 [ 169.147793] ? find_held_lock+0x35/0x130 [ 169.151875] netlink_rcv_skb+0x17d/0x460 [ 169.155950] ? rtnetlink_put_metrics+0x560/0x560 [ 169.160720] ? netlink_ack+0xb30/0xb30 [ 169.164623] ? kasan_check_read+0x11/0x20 [ 169.168795] ? netlink_deliver_tap+0x254/0xc20 [ 169.173427] rtnetlink_rcv+0x1d/0x30 [ 169.177194] netlink_unicast+0x53a/0x730 [ 169.181270] ? netlink_attachskb+0x770/0x770 [ 169.185695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 169.191261] netlink_sendmsg+0x8ae/0xd70 [ 169.195379] ? netlink_unicast+0x730/0x730 [ 169.199748] ? selinux_socket_sendmsg+0x36/0x40 [ 169.204433] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 169.209992] ? security_socket_sendmsg+0x8d/0xc0 [ 169.214788] ? netlink_unicast+0x730/0x730 [ 169.219066] sock_sendmsg+0xd7/0x130 [ 169.222826] ___sys_sendmsg+0x803/0x920 [ 169.226827] ? copy_msghdr_from_user+0x430/0x430 [ 169.231601] ? lock_downgrade+0x880/0x880 [ 169.235764] ? kasan_check_read+0x11/0x20 [ 169.239948] ? __fget+0x367/0x540 [ 169.243428] ? iterate_fd+0x360/0x360 [ 169.247250] ? __fget_light+0x1a9/0x230 [ 169.251239] ? __fdget+0x1b/0x20 [ 169.254620] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 169.260178] __sys_sendmsg+0x105/0x1d0 [ 169.264082] ? __ia32_sys_shutdown+0x80/0x80 [ 169.268522] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 169.273303] ? do_syscall_64+0x26/0x620 [ 169.277291] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.282671] ? do_syscall_64+0x26/0x620 [ 169.286664] __x64_sys_sendmsg+0x78/0xb0 [ 169.290744] do_syscall_64+0xfd/0x620 [ 169.294569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.299769] RIP: 0033:0x4471f9 [ 169.302977] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 169.321897] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 169.329625] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 169.336937] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 169.344223] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 169.351506] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 169.358801] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 169.370354] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 169.402151] FAULT_INJECTION: forcing a failure. [ 169.402151] name failslab, interval 1, probability 0, space 0, times 0 [ 169.429076] CPU: 0 PID: 8841 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 169.437064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.446430] Call Trace: [ 169.449059] dump_stack+0x197/0x210 [ 169.452711] should_fail.cold+0xa/0x1b [ 169.456616] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 169.461740] ? lock_downgrade+0x880/0x880 [ 169.465940] __should_failslab+0x121/0x190 [ 169.470188] should_failslab+0x9/0x14 [ 169.474000] kmem_cache_alloc_node+0x26c/0x710 [ 169.478602] ? qfq_change_class+0x6c3/0x15ce [ 169.483034] __alloc_skb+0xd5/0x5f0 [ 169.486690] ? skb_trim+0x190/0x190 [ 169.490336] ? qfq_delete_class+0x350/0x350 [ 169.494685] ? validate_nla+0x32f/0x810 [ 169.498680] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 169.504153] ? qfq_delete_class+0x350/0x350 [ 169.508490] tc_ctl_tclass+0x532/0xc60 [ 169.512399] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 169.517519] ? find_held_lock+0x35/0x130 [ 169.521612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 169.527170] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 169.532288] rtnetlink_rcv_msg+0x463/0xb00 [ 169.536550] ? rtnetlink_put_metrics+0x560/0x560 [ 169.541343] ? netlink_deliver_tap+0x22d/0xc20 [ 169.545944] ? find_held_lock+0x35/0x130 [ 169.550038] netlink_rcv_skb+0x17d/0x460 [ 169.554127] ? rtnetlink_put_metrics+0x560/0x560 [ 169.558962] ? netlink_ack+0xb30/0xb30 [ 169.562871] ? kasan_check_read+0x11/0x20 [ 169.567052] ? netlink_deliver_tap+0x254/0xc20 [ 169.571656] rtnetlink_rcv+0x1d/0x30 [ 169.575386] netlink_unicast+0x53a/0x730 [ 169.579486] ? netlink_attachskb+0x770/0x770 [ 169.583914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 169.589475] netlink_sendmsg+0x8ae/0xd70 [ 169.593563] ? netlink_unicast+0x730/0x730 [ 169.597834] ? selinux_socket_sendmsg+0x36/0x40 [ 169.602525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 169.608082] ? security_socket_sendmsg+0x8d/0xc0 [ 169.612855] ? netlink_unicast+0x730/0x730 [ 169.617105] sock_sendmsg+0xd7/0x130 [ 169.620835] ___sys_sendmsg+0x803/0x920 [ 169.624862] ? copy_msghdr_from_user+0x430/0x430 [ 169.629639] ? lock_downgrade+0x880/0x880 [ 169.633801] ? kasan_check_read+0x11/0x20 [ 169.637965] ? __fget+0x367/0x540 [ 169.641450] ? iterate_fd+0x360/0x360 [ 169.645269] ? __fget_light+0x1a9/0x230 [ 169.649299] ? __fdget+0x1b/0x20 [ 169.652677] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 169.658226] __sys_sendmsg+0x105/0x1d0 [ 169.662142] ? __ia32_sys_shutdown+0x80/0x80 [ 169.666590] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 169.671374] ? do_syscall_64+0x26/0x620 [ 169.675359] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.680734] ? do_syscall_64+0x26/0x620 [ 169.684729] __x64_sys_sendmsg+0x78/0xb0 [ 169.688804] do_syscall_64+0xfd/0x620 [ 169.692623] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.697820] RIP: 0033:0x4471f9 [ 169.701023] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 169.719955] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 169.727673] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 169.734948] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 169.742224] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 169.749498] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 169.756772] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 169.788203] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 169.812322] FAULT_INJECTION: forcing a failure. [ 169.812322] name failslab, interval 1, probability 0, space 0, times 0 [ 169.834887] CPU: 0 PID: 8858 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 169.842815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.852173] Call Trace: [ 169.854772] dump_stack+0x197/0x210 [ 169.858416] should_fail.cold+0xa/0x1b [ 169.862318] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 169.867433] ? lock_downgrade+0x880/0x880 [ 169.871636] __should_failslab+0x121/0x190 [ 169.875909] should_failslab+0x9/0x14 [ 169.879815] kmem_cache_alloc_node+0x26c/0x710 [ 169.884412] ? qfq_change_class+0x6c3/0x15ce [ 169.888840] __alloc_skb+0xd5/0x5f0 [ 169.892484] ? skb_trim+0x190/0x190 [ 169.896124] ? qfq_delete_class+0x350/0x350 [ 169.900453] ? validate_nla+0x32f/0x810 [ 169.904474] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 169.909965] ? qfq_delete_class+0x350/0x350 [ 169.914296] tc_ctl_tclass+0x532/0xc60 [ 169.918197] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 169.923309] ? find_held_lock+0x35/0x130 [ 169.927398] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 169.932946] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 169.938069] rtnetlink_rcv_msg+0x463/0xb00 [ 169.942321] ? rtnetlink_put_metrics+0x560/0x560 [ 169.947096] ? netlink_deliver_tap+0x22d/0xc20 [ 169.951693] ? find_held_lock+0x35/0x130 [ 169.955797] netlink_rcv_skb+0x17d/0x460 [ 169.959868] ? rtnetlink_put_metrics+0x560/0x560 [ 169.964647] ? netlink_ack+0xb30/0xb30 [ 169.968558] ? kasan_check_read+0x11/0x20 [ 169.972735] ? netlink_deliver_tap+0x254/0xc20 [ 169.977353] rtnetlink_rcv+0x1d/0x30 [ 169.981079] netlink_unicast+0x53a/0x730 [ 169.985155] ? netlink_attachskb+0x770/0x770 [ 169.989589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 169.995142] netlink_sendmsg+0x8ae/0xd70 [ 169.999219] ? netlink_unicast+0x730/0x730 [ 170.003574] ? selinux_socket_sendmsg+0x36/0x40 [ 170.008279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 170.013844] ? security_socket_sendmsg+0x8d/0xc0 [ 170.018629] ? netlink_unicast+0x730/0x730 [ 170.022880] sock_sendmsg+0xd7/0x130 [ 170.026629] ___sys_sendmsg+0x803/0x920 [ 170.030624] ? copy_msghdr_from_user+0x430/0x430 [ 170.035403] ? lock_downgrade+0x880/0x880 [ 170.039566] ? kasan_check_read+0x11/0x20 [ 170.043733] ? __fget+0x367/0x540 [ 170.047200] ? iterate_fd+0x360/0x360 [ 170.051044] ? __fget_light+0x1a9/0x230 [ 170.055056] ? __fdget+0x1b/0x20 [ 170.058459] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 170.064015] __sys_sendmsg+0x105/0x1d0 [ 170.067919] ? __ia32_sys_shutdown+0x80/0x80 [ 170.072351] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 170.077119] ? do_syscall_64+0x26/0x620 [ 170.081106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.086485] ? do_syscall_64+0x26/0x620 [ 170.090478] __x64_sys_sendmsg+0x78/0xb0 [ 170.094584] do_syscall_64+0xfd/0x620 [ 170.098408] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.103605] RIP: 0033:0x4471f9 [ 170.106811] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 170.125736] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 170.133461] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 170.140741] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 170.148021] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 170.155339] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 170.162635] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 170.193206] FAULT_INJECTION: forcing a failure. [ 170.193206] name failslab, interval 1, probability 0, space 0, times 0 [ 170.209899] CPU: 0 PID: 8873 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 170.217819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.227190] Call Trace: [ 170.229895] dump_stack+0x197/0x210 [ 170.233536] should_fail.cold+0xa/0x1b [ 170.237444] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 170.242562] ? lock_downgrade+0x880/0x880 [ 170.246743] __should_failslab+0x121/0x190 [ 170.251048] should_failslab+0x9/0x14 [ 170.254862] kmem_cache_alloc_node+0x26c/0x710 [ 170.259463] ? qfq_change_class+0x6c3/0x15ce [ 170.263898] __alloc_skb+0xd5/0x5f0 [ 170.267544] ? skb_trim+0x190/0x190 [ 170.271183] ? qfq_delete_class+0x350/0x350 [ 170.275534] ? validate_nla+0x32f/0x810 [ 170.279547] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 170.285028] ? qfq_delete_class+0x350/0x350 [ 170.289376] tc_ctl_tclass+0x532/0xc60 [ 170.293332] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 170.298443] ? find_held_lock+0x35/0x130 [ 170.302542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 170.308095] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 170.313241] rtnetlink_rcv_msg+0x463/0xb00 [ 170.317491] ? rtnetlink_put_metrics+0x560/0x560 [ 170.322301] ? netlink_deliver_tap+0x22d/0xc20 [ 170.326903] ? find_held_lock+0x35/0x130 [ 170.330981] netlink_rcv_skb+0x17d/0x460 [ 170.335060] ? rtnetlink_put_metrics+0x560/0x560 [ 170.339846] ? netlink_ack+0xb30/0xb30 [ 170.343745] ? kasan_check_read+0x11/0x20 [ 170.347905] ? netlink_deliver_tap+0x254/0xc20 [ 170.352505] rtnetlink_rcv+0x1d/0x30 [ 170.356235] netlink_unicast+0x53a/0x730 [ 170.360325] ? netlink_attachskb+0x770/0x770 [ 170.364751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 170.370318] netlink_sendmsg+0x8ae/0xd70 [ 170.374399] ? netlink_unicast+0x730/0x730 [ 170.378651] ? selinux_socket_sendmsg+0x36/0x40 [ 170.383343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 170.388891] ? security_socket_sendmsg+0x8d/0xc0 [ 170.393659] ? netlink_unicast+0x730/0x730 [ 170.397906] sock_sendmsg+0xd7/0x130 [ 170.401670] ___sys_sendmsg+0x803/0x920 [ 170.405706] ? copy_msghdr_from_user+0x430/0x430 [ 170.410481] ? lock_downgrade+0x880/0x880 [ 170.414663] ? kasan_check_read+0x11/0x20 [ 170.418830] ? __fget+0x367/0x540 [ 170.422303] ? iterate_fd+0x360/0x360 [ 170.426123] ? __fget_light+0x1a9/0x230 [ 170.430111] ? __fdget+0x1b/0x20 [ 170.433503] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 170.439075] __sys_sendmsg+0x105/0x1d0 [ 170.442971] ? __ia32_sys_shutdown+0x80/0x80 [ 170.447399] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 170.452291] ? do_syscall_64+0x26/0x620 [ 170.456277] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.461665] ? do_syscall_64+0x26/0x620 [ 170.465703] __x64_sys_sendmsg+0x78/0xb0 [ 170.469849] do_syscall_64+0xfd/0x620 [ 170.473667] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.478867] RIP: 0033:0x4471f9 [ 170.482073] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 170.500998] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 170.508725] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 executing program [ 170.516084] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 170.523374] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 170.530684] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 170.537960] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 170.574794] FAULT_INJECTION: forcing a failure. [ 170.574794] name failslab, interval 1, probability 0, space 0, times 0 [ 170.591733] CPU: 0 PID: 8890 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 170.599639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.609013] Call Trace: [ 170.611619] dump_stack+0x197/0x210 [ 170.615274] should_fail.cold+0xa/0x1b [ 170.619178] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 170.624297] ? lock_downgrade+0x880/0x880 [ 170.628467] __should_failslab+0x121/0x190 [ 170.632755] should_failslab+0x9/0x14 [ 170.636570] kmem_cache_alloc_node+0x26c/0x710 [ 170.641173] ? qfq_change_class+0x6c3/0x15ce [ 170.645606] __alloc_skb+0xd5/0x5f0 [ 170.649250] ? skb_trim+0x190/0x190 [ 170.652910] ? qfq_delete_class+0x350/0x350 [ 170.657255] ? validate_nla+0x32f/0x810 [ 170.661250] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 170.666718] ? qfq_delete_class+0x350/0x350 [ 170.671053] tc_ctl_tclass+0x532/0xc60 [ 170.674990] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 170.680215] ? find_held_lock+0x35/0x130 [ 170.684321] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 170.689869] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 170.694985] rtnetlink_rcv_msg+0x463/0xb00 [ 170.699241] ? rtnetlink_put_metrics+0x560/0x560 [ 170.704013] ? netlink_deliver_tap+0x22d/0xc20 [ 170.708626] ? find_held_lock+0x35/0x130 [ 170.712716] netlink_rcv_skb+0x17d/0x460 [ 170.716798] ? rtnetlink_put_metrics+0x560/0x560 [ 170.721590] ? netlink_ack+0xb30/0xb30 [ 170.725490] ? kasan_check_read+0x11/0x20 [ 170.729668] ? netlink_deliver_tap+0x254/0xc20 [ 170.734269] rtnetlink_rcv+0x1d/0x30 [ 170.738031] netlink_unicast+0x53a/0x730 [ 170.742111] ? netlink_attachskb+0x770/0x770 [ 170.746542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 170.752100] netlink_sendmsg+0x8ae/0xd70 [ 170.756178] ? netlink_unicast+0x730/0x730 [ 170.760431] ? selinux_socket_sendmsg+0x36/0x40 [ 170.765120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 170.770682] ? security_socket_sendmsg+0x8d/0xc0 [ 170.775451] ? netlink_unicast+0x730/0x730 [ 170.779700] sock_sendmsg+0xd7/0x130 [ 170.783434] ___sys_sendmsg+0x803/0x920 [ 170.787432] ? copy_msghdr_from_user+0x430/0x430 [ 170.792209] ? lock_downgrade+0x880/0x880 [ 170.796370] ? kasan_check_read+0x11/0x20 [ 170.800547] ? __fget+0x367/0x540 [ 170.804034] ? iterate_fd+0x360/0x360 [ 170.807854] ? __fget_light+0x1a9/0x230 [ 170.811844] ? __fdget+0x1b/0x20 [ 170.815220] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 170.820778] __sys_sendmsg+0x105/0x1d0 [ 170.824699] ? __ia32_sys_shutdown+0x80/0x80 [ 170.829149] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 170.833938] ? do_syscall_64+0x26/0x620 [ 170.837953] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.843344] ? do_syscall_64+0x26/0x620 [ 170.847343] __x64_sys_sendmsg+0x78/0xb0 [ 170.851429] do_syscall_64+0xfd/0x620 [ 170.855248] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.860444] RIP: 0033:0x4471f9 [ 170.863668] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 170.882626] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 170.890343] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 170.897614] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 170.905022] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 170.912302] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 170.919578] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 170.973781] FAULT_INJECTION: forcing a failure. [ 170.973781] name failslab, interval 1, probability 0, space 0, times 0 [ 170.993595] CPU: 0 PID: 8905 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 171.001520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.010905] Call Trace: [ 171.013500] dump_stack+0x197/0x210 [ 171.017163] should_fail.cold+0xa/0x1b [ 171.021070] ? netlink_unicast+0x53a/0x730 [ 171.025355] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 171.030470] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.035845] ? find_held_lock+0x35/0x130 [ 171.039921] ? debug_check_no_obj_freed+0x200/0x464 [ 171.044970] __should_failslab+0x121/0x190 [ 171.049208] should_failslab+0x9/0x14 [ 171.053027] kmem_cache_alloc_node_trace+0x5a/0x720 [ 171.058095] __kmalloc_node_track_caller+0x3d/0x80 [ 171.063048] __kmalloc_reserve.isra.0+0x40/0xf0 [ 171.067758] pskb_expand_head+0x154/0xe20 [ 171.071979] netlink_trim+0x215/0x260 [ 171.075794] netlink_broadcast_filtered+0x64/0xb30 [ 171.080735] ? qdisc_watchdog+0x290/0x290 [ 171.084903] netlink_broadcast+0x3a/0x50 [ 171.088975] rtnetlink_send+0xf5/0x110 [ 171.092890] tclass_notify.isra.0.constprop.0+0x13b/0x1a0 [ 171.098448] ? qfq_delete_class+0x350/0x350 [ 171.102796] tc_ctl_tclass+0x532/0xc60 [ 171.106702] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 171.111820] ? find_held_lock+0x35/0x130 [ 171.115931] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 171.121505] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 171.126632] rtnetlink_rcv_msg+0x463/0xb00 [ 171.130885] ? rtnetlink_put_metrics+0x560/0x560 [ 171.135668] ? netlink_deliver_tap+0x22d/0xc20 [ 171.140366] ? find_held_lock+0x35/0x130 [ 171.144465] netlink_rcv_skb+0x17d/0x460 [ 171.148549] ? rtnetlink_put_metrics+0x560/0x560 [ 171.153319] ? netlink_ack+0xb30/0xb30 [ 171.157224] ? kasan_check_read+0x11/0x20 [ 171.161398] ? netlink_deliver_tap+0x254/0xc20 [ 171.166010] rtnetlink_rcv+0x1d/0x30 [ 171.169744] netlink_unicast+0x53a/0x730 [ 171.173914] ? netlink_attachskb+0x770/0x770 [ 171.178343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 171.183895] netlink_sendmsg+0x8ae/0xd70 [ 171.187974] ? netlink_unicast+0x730/0x730 [ 171.192229] ? selinux_socket_sendmsg+0x36/0x40 [ 171.196909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 171.202513] ? security_socket_sendmsg+0x8d/0xc0 [ 171.207320] ? netlink_unicast+0x730/0x730 [ 171.211577] sock_sendmsg+0xd7/0x130 [ 171.215304] ___sys_sendmsg+0x803/0x920 [ 171.219293] ? copy_msghdr_from_user+0x430/0x430 [ 171.224067] ? lock_downgrade+0x880/0x880 [ 171.228231] ? kasan_check_read+0x11/0x20 [ 171.232394] ? __fget+0x367/0x540 [ 171.235875] ? iterate_fd+0x360/0x360 [ 171.239709] ? __fget_light+0x1a9/0x230 [ 171.243703] ? __fdget+0x1b/0x20 [ 171.247078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 171.252641] __sys_sendmsg+0x105/0x1d0 [ 171.256567] ? __ia32_sys_shutdown+0x80/0x80 [ 171.261001] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 171.265777] ? do_syscall_64+0x26/0x620 [ 171.269769] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.275142] ? do_syscall_64+0x26/0x620 [ 171.279133] __x64_sys_sendmsg+0x78/0xb0 [ 171.283211] do_syscall_64+0xfd/0x620 [ 171.287044] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.292241] RIP: 0033:0x4471f9 [ 171.295497] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 171.314409] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e executing program [ 171.322128] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 171.329406] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 171.336677] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 171.343959] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 171.351213] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 171.378706] FAULT_INJECTION: forcing a failure. [ 171.378706] name failslab, interval 1, probability 0, space 0, times 0 [ 171.394416] CPU: 0 PID: 8924 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 171.402318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.411675] Call Trace: [ 171.414314] dump_stack+0x197/0x210 [ 171.417997] should_fail.cold+0xa/0x1b [ 171.421907] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 171.427025] ? lock_downgrade+0x880/0x880 [ 171.431181] __should_failslab+0x121/0x190 [ 171.435424] should_failslab+0x9/0x14 [ 171.439222] kmem_cache_alloc_node+0x26c/0x710 [ 171.443818] ? qfq_change_class+0x6c3/0x15ce [ 171.448243] __alloc_skb+0xd5/0x5f0 [ 171.451889] ? skb_trim+0x190/0x190 [ 171.455539] ? qfq_delete_class+0x350/0x350 [ 171.459884] ? validate_nla+0x32f/0x810 [ 171.463881] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 171.469348] ? qfq_delete_class+0x350/0x350 [ 171.473776] tc_ctl_tclass+0x532/0xc60 [ 171.477684] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 171.482805] ? find_held_lock+0x35/0x130 [ 171.486891] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 171.492462] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 171.497594] rtnetlink_rcv_msg+0x463/0xb00 [ 171.501866] ? rtnetlink_put_metrics+0x560/0x560 [ 171.506640] ? netlink_deliver_tap+0x22d/0xc20 [ 171.511249] ? find_held_lock+0x35/0x130 [ 171.515337] netlink_rcv_skb+0x17d/0x460 [ 171.519414] ? rtnetlink_put_metrics+0x560/0x560 [ 171.524193] ? netlink_ack+0xb30/0xb30 [ 171.528107] ? kasan_check_read+0x11/0x20 [ 171.532271] ? netlink_deliver_tap+0x254/0xc20 [ 171.536883] rtnetlink_rcv+0x1d/0x30 [ 171.540624] netlink_unicast+0x53a/0x730 [ 171.544712] ? netlink_attachskb+0x770/0x770 [ 171.549135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 171.554693] netlink_sendmsg+0x8ae/0xd70 [ 171.558817] ? netlink_unicast+0x730/0x730 [ 171.563073] ? selinux_socket_sendmsg+0x36/0x40 [ 171.567756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 171.573307] ? security_socket_sendmsg+0x8d/0xc0 [ 171.578077] ? netlink_unicast+0x730/0x730 [ 171.582331] sock_sendmsg+0xd7/0x130 [ 171.586092] ___sys_sendmsg+0x803/0x920 [ 171.590087] ? copy_msghdr_from_user+0x430/0x430 [ 171.594862] ? lock_downgrade+0x880/0x880 [ 171.599026] ? kasan_check_read+0x11/0x20 [ 171.603191] ? __fget+0x367/0x540 [ 171.606658] ? iterate_fd+0x360/0x360 [ 171.610504] ? __fget_light+0x1a9/0x230 [ 171.614493] ? __fdget+0x1b/0x20 [ 171.617886] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 171.623437] __sys_sendmsg+0x105/0x1d0 [ 171.627335] ? __ia32_sys_shutdown+0x80/0x80 [ 171.631767] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 171.636539] ? do_syscall_64+0x26/0x620 [ 171.640548] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.645921] ? do_syscall_64+0x26/0x620 [ 171.649909] __x64_sys_sendmsg+0x78/0xb0 [ 171.653982] do_syscall_64+0xfd/0x620 [ 171.657800] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.662997] RIP: 0033:0x4471f9 [ 171.666199] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 171.685132] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 171.692911] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 171.700322] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 171.707606] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 171.714887] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 171.722196] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 171.741754] nla_parse: 4 callbacks suppressed [ 171.741763] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 171.784866] FAULT_INJECTION: forcing a failure. [ 171.784866] name failslab, interval 1, probability 0, space 0, times 0 [ 171.802620] CPU: 0 PID: 8939 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 171.810532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.819892] Call Trace: [ 171.822495] dump_stack+0x197/0x210 [ 171.826141] should_fail.cold+0xa/0x1b [ 171.830050] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 171.835167] ? lock_downgrade+0x880/0x880 [ 171.839347] __should_failslab+0x121/0x190 [ 171.843596] should_failslab+0x9/0x14 [ 171.847419] kmem_cache_alloc_node+0x26c/0x710 [ 171.852016] ? qfq_change_class+0x6c3/0x15ce [ 171.856460] __alloc_skb+0xd5/0x5f0 [ 171.860105] ? skb_trim+0x190/0x190 [ 171.863745] ? qfq_delete_class+0x350/0x350 [ 171.868075] ? validate_nla+0x32f/0x810 [ 171.872070] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 171.877548] ? qfq_delete_class+0x350/0x350 [ 171.881883] tc_ctl_tclass+0x532/0xc60 [ 171.885788] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 171.890907] ? find_held_lock+0x35/0x130 [ 171.894995] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 171.900567] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 171.905745] rtnetlink_rcv_msg+0x463/0xb00 [ 171.909999] ? rtnetlink_put_metrics+0x560/0x560 [ 171.914776] ? netlink_deliver_tap+0x22d/0xc20 [ 171.919368] ? find_held_lock+0x35/0x130 [ 171.923445] netlink_rcv_skb+0x17d/0x460 [ 171.927531] ? rtnetlink_put_metrics+0x560/0x560 [ 171.932299] ? netlink_ack+0xb30/0xb30 [ 171.936197] ? kasan_check_read+0x11/0x20 [ 171.940374] ? netlink_deliver_tap+0x254/0xc20 [ 171.945027] rtnetlink_rcv+0x1d/0x30 [ 171.948760] netlink_unicast+0x53a/0x730 [ 171.952893] ? netlink_attachskb+0x770/0x770 [ 171.957329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 171.962881] netlink_sendmsg+0x8ae/0xd70 [ 171.966962] ? netlink_unicast+0x730/0x730 [ 171.971214] ? selinux_socket_sendmsg+0x36/0x40 [ 171.975892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 171.981478] ? security_socket_sendmsg+0x8d/0xc0 [ 171.986255] ? netlink_unicast+0x730/0x730 [ 171.990517] sock_sendmsg+0xd7/0x130 [ 171.994360] ___sys_sendmsg+0x803/0x920 [ 171.998352] ? copy_msghdr_from_user+0x430/0x430 [ 172.003127] ? lock_downgrade+0x880/0x880 [ 172.007287] ? kasan_check_read+0x11/0x20 [ 172.011446] ? __fget+0x367/0x540 [ 172.014913] ? iterate_fd+0x360/0x360 [ 172.018733] ? __fget_light+0x1a9/0x230 [ 172.022749] ? __fdget+0x1b/0x20 [ 172.026138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 172.031692] __sys_sendmsg+0x105/0x1d0 [ 172.035595] ? __ia32_sys_shutdown+0x80/0x80 [ 172.040063] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 172.044839] ? do_syscall_64+0x26/0x620 [ 172.048823] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.054210] ? do_syscall_64+0x26/0x620 [ 172.058201] __x64_sys_sendmsg+0x78/0xb0 [ 172.062279] do_syscall_64+0xfd/0x620 [ 172.066099] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.071293] RIP: 0033:0x4471f9 [ 172.074496] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 172.093404] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 172.101134] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 172.108425] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 172.115700] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 172.122981] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 executing program [ 172.130285] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 172.146376] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 172.167003] FAULT_INJECTION: forcing a failure. [ 172.167003] name failslab, interval 1, probability 0, space 0, times 0 [ 172.188467] CPU: 0 PID: 8956 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 172.196366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.205725] Call Trace: [ 172.208331] dump_stack+0x197/0x210 [ 172.212004] should_fail.cold+0xa/0x1b [ 172.215945] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 172.221123] ? lock_downgrade+0x880/0x880 [ 172.225300] __should_failslab+0x121/0x190 [ 172.229551] should_failslab+0x9/0x14 [ 172.233364] kmem_cache_alloc_node+0x26c/0x710 [ 172.237960] ? qfq_change_class+0x6c3/0x15ce [ 172.242398] __alloc_skb+0xd5/0x5f0 [ 172.246043] ? skb_trim+0x190/0x190 [ 172.249686] ? qfq_delete_class+0x350/0x350 [ 172.254037] ? validate_nla+0x32f/0x810 [ 172.258046] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 172.263515] ? qfq_delete_class+0x350/0x350 [ 172.267855] tc_ctl_tclass+0x532/0xc60 [ 172.271760] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 172.276874] ? find_held_lock+0x35/0x130 [ 172.281025] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 172.286630] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 172.291747] rtnetlink_rcv_msg+0x463/0xb00 [ 172.295999] ? rtnetlink_put_metrics+0x560/0x560 [ 172.300785] ? netlink_deliver_tap+0x22d/0xc20 [ 172.305378] ? find_held_lock+0x35/0x130 [ 172.309464] netlink_rcv_skb+0x17d/0x460 [ 172.313554] ? rtnetlink_put_metrics+0x560/0x560 [ 172.318339] ? netlink_ack+0xb30/0xb30 [ 172.322245] ? kasan_check_read+0x11/0x20 [ 172.326412] ? netlink_deliver_tap+0x254/0xc20 [ 172.331015] rtnetlink_rcv+0x1d/0x30 [ 172.334754] netlink_unicast+0x53a/0x730 [ 172.338834] ? netlink_attachskb+0x770/0x770 [ 172.343259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 172.348814] netlink_sendmsg+0x8ae/0xd70 [ 172.352897] ? netlink_unicast+0x730/0x730 [ 172.357164] ? selinux_socket_sendmsg+0x36/0x40 [ 172.361843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 172.367405] ? security_socket_sendmsg+0x8d/0xc0 [ 172.372179] ? netlink_unicast+0x730/0x730 [ 172.376451] sock_sendmsg+0xd7/0x130 [ 172.380184] ___sys_sendmsg+0x803/0x920 [ 172.384176] ? copy_msghdr_from_user+0x430/0x430 [ 172.388967] ? lock_downgrade+0x880/0x880 [ 172.393143] ? kasan_check_read+0x11/0x20 [ 172.397306] ? __fget+0x367/0x540 [ 172.400793] ? iterate_fd+0x360/0x360 [ 172.404640] ? __fget_light+0x1a9/0x230 [ 172.408638] ? __fdget+0x1b/0x20 [ 172.412029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 172.417581] __sys_sendmsg+0x105/0x1d0 [ 172.421517] ? __ia32_sys_shutdown+0x80/0x80 [ 172.425958] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 172.430724] ? do_syscall_64+0x26/0x620 [ 172.434712] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.440088] ? do_syscall_64+0x26/0x620 [ 172.444077] __x64_sys_sendmsg+0x78/0xb0 [ 172.448161] do_syscall_64+0xfd/0x620 [ 172.451985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.457198] RIP: 0033:0x4471f9 [ 172.460405] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 172.479316] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 172.487090] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 172.494373] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 172.501651] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 172.508926] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 172.516317] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 172.533020] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 172.574393] FAULT_INJECTION: forcing a failure. [ 172.574393] name failslab, interval 1, probability 0, space 0, times 0 [ 172.594919] CPU: 0 PID: 8971 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 172.602936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.612297] Call Trace: [ 172.614898] dump_stack+0x197/0x210 [ 172.618547] should_fail.cold+0xa/0x1b [ 172.622453] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 172.627571] ? lock_downgrade+0x880/0x880 [ 172.631740] __should_failslab+0x121/0x190 [ 172.635987] should_failslab+0x9/0x14 [ 172.639814] kmem_cache_alloc_node+0x26c/0x710 [ 172.644412] ? qfq_change_class+0x6c3/0x15ce [ 172.648846] __alloc_skb+0xd5/0x5f0 [ 172.652487] ? skb_trim+0x190/0x190 [ 172.656128] ? qfq_delete_class+0x350/0x350 [ 172.660470] ? validate_nla+0x32f/0x810 [ 172.664466] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 172.669945] ? qfq_delete_class+0x350/0x350 [ 172.674279] tc_ctl_tclass+0x532/0xc60 [ 172.678183] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 172.683313] ? find_held_lock+0x35/0x130 [ 172.687403] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 172.692978] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 172.698143] rtnetlink_rcv_msg+0x463/0xb00 [ 172.702408] ? rtnetlink_put_metrics+0x560/0x560 [ 172.707200] ? netlink_deliver_tap+0x22d/0xc20 [ 172.711800] ? find_held_lock+0x35/0x130 [ 172.715891] netlink_rcv_skb+0x17d/0x460 [ 172.719972] ? rtnetlink_put_metrics+0x560/0x560 [ 172.724746] ? netlink_ack+0xb30/0xb30 [ 172.728669] ? kasan_check_read+0x11/0x20 [ 172.732839] ? netlink_deliver_tap+0x254/0xc20 [ 172.737442] rtnetlink_rcv+0x1d/0x30 [ 172.741169] netlink_unicast+0x53a/0x730 [ 172.745251] ? netlink_attachskb+0x770/0x770 [ 172.749684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 172.755245] netlink_sendmsg+0x8ae/0xd70 [ 172.759329] ? netlink_unicast+0x730/0x730 [ 172.763578] ? selinux_socket_sendmsg+0x36/0x40 [ 172.768259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 172.773812] ? security_socket_sendmsg+0x8d/0xc0 [ 172.778600] ? netlink_unicast+0x730/0x730 [ 172.782856] sock_sendmsg+0xd7/0x130 [ 172.786587] ___sys_sendmsg+0x803/0x920 [ 172.790583] ? copy_msghdr_from_user+0x430/0x430 [ 172.795355] ? lock_downgrade+0x880/0x880 [ 172.799536] ? kasan_check_read+0x11/0x20 [ 172.803720] ? __fget+0x367/0x540 [ 172.807286] ? iterate_fd+0x360/0x360 [ 172.811107] ? __fget_light+0x1a9/0x230 [ 172.815093] ? __fdget+0x1b/0x20 [ 172.818469] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 172.824019] __sys_sendmsg+0x105/0x1d0 [ 172.827934] ? __ia32_sys_shutdown+0x80/0x80 [ 172.832372] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 172.837138] ? do_syscall_64+0x26/0x620 [ 172.841124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.846497] ? do_syscall_64+0x26/0x620 [ 172.850504] __x64_sys_sendmsg+0x78/0xb0 [ 172.854581] do_syscall_64+0xfd/0x620 [ 172.858401] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.863602] RIP: 0033:0x4471f9 [ 172.866803] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 172.885712] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 172.893430] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 172.900707] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 172.907984] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 172.915267] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 executing program [ 172.922554] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 172.944211] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 172.964656] FAULT_INJECTION: forcing a failure. [ 172.964656] name failslab, interval 1, probability 0, space 0, times 0 [ 172.978643] CPU: 0 PID: 8988 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 172.986546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.995904] Call Trace: [ 172.998518] dump_stack+0x197/0x210 [ 173.002168] should_fail.cold+0xa/0x1b [ 173.006077] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 173.011220] ? lock_downgrade+0x880/0x880 [ 173.015392] __should_failslab+0x121/0x190 [ 173.019640] should_failslab+0x9/0x14 [ 173.023451] kmem_cache_alloc_node+0x26c/0x710 [ 173.028054] ? qfq_change_class+0x6c3/0x15ce [ 173.032487] __alloc_skb+0xd5/0x5f0 [ 173.036132] ? skb_trim+0x190/0x190 [ 173.039776] ? qfq_delete_class+0x350/0x350 [ 173.044111] ? validate_nla+0x32f/0x810 [ 173.048108] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 173.053576] ? qfq_delete_class+0x350/0x350 [ 173.057913] tc_ctl_tclass+0x532/0xc60 [ 173.061820] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 173.066940] ? find_held_lock+0x35/0x130 [ 173.071029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 173.076637] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 173.081849] rtnetlink_rcv_msg+0x463/0xb00 [ 173.086114] ? rtnetlink_put_metrics+0x560/0x560 [ 173.090889] ? netlink_deliver_tap+0x22d/0xc20 [ 173.095500] ? find_held_lock+0x35/0x130 [ 173.099580] netlink_rcv_skb+0x17d/0x460 [ 173.103658] ? rtnetlink_put_metrics+0x560/0x560 [ 173.108431] ? netlink_ack+0xb30/0xb30 [ 173.112333] ? kasan_check_read+0x11/0x20 [ 173.116532] ? netlink_deliver_tap+0x254/0xc20 [ 173.121135] rtnetlink_rcv+0x1d/0x30 [ 173.124863] netlink_unicast+0x53a/0x730 [ 173.128948] ? netlink_attachskb+0x770/0x770 [ 173.133382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 173.138963] netlink_sendmsg+0x8ae/0xd70 [ 173.143079] ? netlink_unicast+0x730/0x730 [ 173.147334] ? selinux_socket_sendmsg+0x36/0x40 [ 173.152014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 173.157574] ? security_socket_sendmsg+0x8d/0xc0 [ 173.162353] ? netlink_unicast+0x730/0x730 [ 173.166606] sock_sendmsg+0xd7/0x130 [ 173.170341] ___sys_sendmsg+0x803/0x920 [ 173.174342] ? copy_msghdr_from_user+0x430/0x430 [ 173.179116] ? lock_downgrade+0x880/0x880 [ 173.183275] ? kasan_check_read+0x11/0x20 [ 173.187443] ? __fget+0x367/0x540 [ 173.190912] ? iterate_fd+0x360/0x360 [ 173.194733] ? __fget_light+0x1a9/0x230 [ 173.198721] ? __fdget+0x1b/0x20 [ 173.202098] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 173.207650] __sys_sendmsg+0x105/0x1d0 [ 173.211563] ? __ia32_sys_shutdown+0x80/0x80 [ 173.215993] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 173.220787] ? do_syscall_64+0x26/0x620 [ 173.224776] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.230150] ? do_syscall_64+0x26/0x620 [ 173.234138] __x64_sys_sendmsg+0x78/0xb0 [ 173.238214] do_syscall_64+0xfd/0x620 [ 173.242038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.247233] RIP: 0033:0x4471f9 [ 173.250432] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 173.269357] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 173.277090] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 173.284370] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 173.291647] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 173.298929] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 173.306200] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 173.319609] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 173.338133] FAULT_INJECTION: forcing a failure. [ 173.338133] name failslab, interval 1, probability 0, space 0, times 0 [ 173.355168] CPU: 0 PID: 9003 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 173.363061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.372417] Call Trace: [ 173.375041] dump_stack+0x197/0x210 [ 173.378693] should_fail.cold+0xa/0x1b [ 173.382600] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 173.387754] ? lock_downgrade+0x880/0x880 [ 173.391927] __should_failslab+0x121/0x190 [ 173.396174] should_failslab+0x9/0x14 [ 173.399994] kmem_cache_alloc_node+0x26c/0x710 [ 173.404602] ? qfq_change_class+0x6c3/0x15ce [ 173.409038] __alloc_skb+0xd5/0x5f0 [ 173.412685] ? skb_trim+0x190/0x190 [ 173.416369] ? qfq_delete_class+0x350/0x350 [ 173.420703] ? validate_nla+0x32f/0x810 [ 173.424701] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 173.430174] ? qfq_delete_class+0x350/0x350 [ 173.434511] tc_ctl_tclass+0x532/0xc60 [ 173.438427] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 173.443556] ? find_held_lock+0x35/0x130 [ 173.447653] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 173.453229] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 173.458360] rtnetlink_rcv_msg+0x463/0xb00 [ 173.462622] ? rtnetlink_put_metrics+0x560/0x560 [ 173.467407] ? netlink_deliver_tap+0x22d/0xc20 [ 173.472001] ? find_held_lock+0x35/0x130 [ 173.476088] netlink_rcv_skb+0x17d/0x460 [ 173.480162] ? rtnetlink_put_metrics+0x560/0x560 [ 173.484950] ? netlink_ack+0xb30/0xb30 [ 173.488847] ? kasan_check_read+0x11/0x20 [ 173.493026] ? netlink_deliver_tap+0x254/0xc20 [ 173.497661] rtnetlink_rcv+0x1d/0x30 [ 173.501405] netlink_unicast+0x53a/0x730 [ 173.505486] ? netlink_attachskb+0x770/0x770 [ 173.509907] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 173.515459] netlink_sendmsg+0x8ae/0xd70 [ 173.519537] ? netlink_unicast+0x730/0x730 [ 173.523816] ? selinux_socket_sendmsg+0x36/0x40 [ 173.528529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 173.534089] ? security_socket_sendmsg+0x8d/0xc0 [ 173.538859] ? netlink_unicast+0x730/0x730 [ 173.543137] sock_sendmsg+0xd7/0x130 [ 173.546893] ___sys_sendmsg+0x803/0x920 [ 173.550904] ? copy_msghdr_from_user+0x430/0x430 [ 173.555692] ? lock_downgrade+0x880/0x880 [ 173.559858] ? kasan_check_read+0x11/0x20 [ 173.564022] ? __fget+0x367/0x540 [ 173.567500] ? iterate_fd+0x360/0x360 [ 173.571339] ? __fget_light+0x1a9/0x230 [ 173.575355] ? __fdget+0x1b/0x20 [ 173.578760] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 173.584455] __sys_sendmsg+0x105/0x1d0 [ 173.588352] ? __ia32_sys_shutdown+0x80/0x80 [ 173.592821] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 173.597589] ? do_syscall_64+0x26/0x620 [ 173.601574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.606975] ? do_syscall_64+0x26/0x620 [ 173.610961] __x64_sys_sendmsg+0x78/0xb0 [ 173.615061] do_syscall_64+0xfd/0x620 [ 173.618897] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.624101] RIP: 0033:0x4471f9 [ 173.627307] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 173.646215] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 173.653931] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 173.661203] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 173.668480] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 173.675771] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 executing program [ 173.683045] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 173.731490] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 173.750945] FAULT_INJECTION: forcing a failure. [ 173.750945] name failslab, interval 1, probability 0, space 0, times 0 [ 173.770749] CPU: 0 PID: 9018 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 173.778648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.788008] Call Trace: [ 173.790614] dump_stack+0x197/0x210 [ 173.794259] should_fail.cold+0xa/0x1b [ 173.798219] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 173.803351] ? lock_downgrade+0x880/0x880 [ 173.807540] __should_failslab+0x121/0x190 [ 173.811795] should_failslab+0x9/0x14 [ 173.815618] kmem_cache_alloc_node+0x26c/0x710 [ 173.820213] ? qfq_change_class+0x6c3/0x15ce [ 173.824642] __alloc_skb+0xd5/0x5f0 [ 173.828293] ? skb_trim+0x190/0x190 [ 173.831946] ? qfq_delete_class+0x350/0x350 [ 173.836281] ? validate_nla+0x32f/0x810 [ 173.840287] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 173.845780] ? qfq_delete_class+0x350/0x350 [ 173.850126] tc_ctl_tclass+0x532/0xc60 [ 173.854050] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 173.859164] ? find_held_lock+0x35/0x130 [ 173.863247] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 173.868818] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 173.873939] rtnetlink_rcv_msg+0x463/0xb00 [ 173.878233] ? rtnetlink_put_metrics+0x560/0x560 [ 173.883045] ? netlink_deliver_tap+0x22d/0xc20 [ 173.887661] ? find_held_lock+0x35/0x130 [ 173.891738] netlink_rcv_skb+0x17d/0x460 [ 173.895824] ? rtnetlink_put_metrics+0x560/0x560 [ 173.900597] ? netlink_ack+0xb30/0xb30 [ 173.904512] ? kasan_check_read+0x11/0x20 [ 173.908778] ? netlink_deliver_tap+0x254/0xc20 [ 173.913381] rtnetlink_rcv+0x1d/0x30 [ 173.917102] netlink_unicast+0x53a/0x730 [ 173.921182] ? netlink_attachskb+0x770/0x770 [ 173.925622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 173.931196] netlink_sendmsg+0x8ae/0xd70 [ 173.935305] ? netlink_unicast+0x730/0x730 [ 173.939554] ? selinux_socket_sendmsg+0x36/0x40 [ 173.944233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 173.949783] ? security_socket_sendmsg+0x8d/0xc0 [ 173.954569] ? netlink_unicast+0x730/0x730 [ 173.958824] sock_sendmsg+0xd7/0x130 [ 173.962560] ___sys_sendmsg+0x803/0x920 [ 173.966567] ? copy_msghdr_from_user+0x430/0x430 [ 173.971345] ? lock_downgrade+0x880/0x880 [ 173.975512] ? kasan_check_read+0x11/0x20 [ 173.979694] ? __fget+0x367/0x540 [ 173.983166] ? iterate_fd+0x360/0x360 [ 173.986985] ? __fget_light+0x1a9/0x230 [ 173.991004] ? __fdget+0x1b/0x20 [ 173.994385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 173.999937] __sys_sendmsg+0x105/0x1d0 [ 174.003843] ? __ia32_sys_shutdown+0x80/0x80 [ 174.008278] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.013047] ? do_syscall_64+0x26/0x620 [ 174.017033] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.022419] ? do_syscall_64+0x26/0x620 [ 174.026420] __x64_sys_sendmsg+0x78/0xb0 [ 174.030499] do_syscall_64+0xfd/0x620 [ 174.034320] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.039520] RIP: 0033:0x4471f9 [ 174.042729] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 174.061638] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.069357] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 174.076645] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 174.083917] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 174.091190] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 174.098463] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 174.118084] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 174.138380] FAULT_INJECTION: forcing a failure. [ 174.138380] name failslab, interval 1, probability 0, space 0, times 0 [ 174.150993] CPU: 0 PID: 9035 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 174.158889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.168250] Call Trace: [ 174.170853] dump_stack+0x197/0x210 [ 174.174498] should_fail.cold+0xa/0x1b [ 174.178406] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 174.183547] ? lock_downgrade+0x880/0x880 [ 174.187715] __should_failslab+0x121/0x190 [ 174.191967] should_failslab+0x9/0x14 [ 174.195776] kmem_cache_alloc_node+0x26c/0x710 [ 174.200398] ? qfq_change_class+0x6c3/0x15ce [ 174.204839] __alloc_skb+0xd5/0x5f0 [ 174.208479] ? skb_trim+0x190/0x190 [ 174.212122] ? qfq_delete_class+0x350/0x350 [ 174.216453] ? validate_nla+0x32f/0x810 [ 174.220439] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 174.225918] ? qfq_delete_class+0x350/0x350 [ 174.230251] tc_ctl_tclass+0x532/0xc60 [ 174.234154] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 174.239271] ? find_held_lock+0x35/0x130 [ 174.243409] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 174.248983] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 174.254129] rtnetlink_rcv_msg+0x463/0xb00 [ 174.258385] ? rtnetlink_put_metrics+0x560/0x560 [ 174.263178] ? netlink_deliver_tap+0x22d/0xc20 [ 174.267796] ? find_held_lock+0x35/0x130 [ 174.271873] netlink_rcv_skb+0x17d/0x460 [ 174.275942] ? rtnetlink_put_metrics+0x560/0x560 [ 174.280708] ? netlink_ack+0xb30/0xb30 [ 174.284619] ? kasan_check_read+0x11/0x20 [ 174.288795] ? netlink_deliver_tap+0x254/0xc20 [ 174.293394] rtnetlink_rcv+0x1d/0x30 [ 174.297126] netlink_unicast+0x53a/0x730 [ 174.301309] ? netlink_attachskb+0x770/0x770 [ 174.305737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 174.311293] netlink_sendmsg+0x8ae/0xd70 [ 174.315373] ? netlink_unicast+0x730/0x730 [ 174.319641] ? selinux_socket_sendmsg+0x36/0x40 [ 174.324332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 174.329899] ? security_socket_sendmsg+0x8d/0xc0 [ 174.334675] ? netlink_unicast+0x730/0x730 [ 174.338933] sock_sendmsg+0xd7/0x130 [ 174.342710] ___sys_sendmsg+0x803/0x920 [ 174.346704] ? copy_msghdr_from_user+0x430/0x430 [ 174.351478] ? lock_downgrade+0x880/0x880 [ 174.355640] ? kasan_check_read+0x11/0x20 [ 174.359803] ? __fget+0x367/0x540 [ 174.363282] ? iterate_fd+0x360/0x360 [ 174.367124] ? __fget_light+0x1a9/0x230 [ 174.371139] ? __fdget+0x1b/0x20 [ 174.374523] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 174.380075] __sys_sendmsg+0x105/0x1d0 [ 174.383991] ? __ia32_sys_shutdown+0x80/0x80 [ 174.388432] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.393196] ? do_syscall_64+0x26/0x620 [ 174.397198] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.402573] ? do_syscall_64+0x26/0x620 [ 174.406562] __x64_sys_sendmsg+0x78/0xb0 [ 174.410638] do_syscall_64+0xfd/0x620 [ 174.414456] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.419656] RIP: 0033:0x4471f9 executing program [ 174.422865] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 174.441776] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.449497] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 174.456803] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 174.464075] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 174.471353] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 174.478647] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 174.501717] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 174.521135] FAULT_INJECTION: forcing a failure. [ 174.521135] name failslab, interval 1, probability 0, space 0, times 0 [ 174.547834] CPU: 0 PID: 9049 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 174.555743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.565102] Call Trace: [ 174.567705] dump_stack+0x197/0x210 [ 174.571352] should_fail.cold+0xa/0x1b [ 174.575254] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 174.580384] ? lock_downgrade+0x880/0x880 [ 174.584557] __should_failslab+0x121/0x190 [ 174.588805] should_failslab+0x9/0x14 [ 174.592620] kmem_cache_alloc_node+0x26c/0x710 [ 174.597242] ? qfq_change_class+0x6c3/0x15ce [ 174.601679] __alloc_skb+0xd5/0x5f0 [ 174.605333] ? skb_trim+0x190/0x190 [ 174.608988] ? qfq_delete_class+0x350/0x350 [ 174.613336] ? validate_nla+0x32f/0x810 [ 174.617328] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 174.622823] ? qfq_delete_class+0x350/0x350 [ 174.627230] tc_ctl_tclass+0x532/0xc60 [ 174.631191] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 174.636307] ? find_held_lock+0x35/0x130 [ 174.640405] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 174.645956] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 174.651095] rtnetlink_rcv_msg+0x463/0xb00 [ 174.655373] ? rtnetlink_put_metrics+0x560/0x560 [ 174.660170] ? netlink_deliver_tap+0x22d/0xc20 [ 174.664768] ? find_held_lock+0x35/0x130 [ 174.668864] netlink_rcv_skb+0x17d/0x460 [ 174.672937] ? rtnetlink_put_metrics+0x560/0x560 [ 174.677706] ? netlink_ack+0xb30/0xb30 [ 174.681605] ? kasan_check_read+0x11/0x20 [ 174.685772] ? netlink_deliver_tap+0x254/0xc20 [ 174.690373] rtnetlink_rcv+0x1d/0x30 [ 174.694112] netlink_unicast+0x53a/0x730 [ 174.698194] ? netlink_attachskb+0x770/0x770 [ 174.702645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 174.708176] netlink_sendmsg+0x8ae/0xd70 [ 174.712248] ? netlink_unicast+0x730/0x730 [ 174.716518] ? selinux_socket_sendmsg+0x36/0x40 [ 174.721210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 174.726769] ? security_socket_sendmsg+0x8d/0xc0 [ 174.731545] ? netlink_unicast+0x730/0x730 [ 174.735826] sock_sendmsg+0xd7/0x130 [ 174.739579] ___sys_sendmsg+0x803/0x920 [ 174.743571] ? copy_msghdr_from_user+0x430/0x430 [ 174.748345] ? lock_downgrade+0x880/0x880 [ 174.752533] ? kasan_check_read+0x11/0x20 [ 174.756725] ? __fget+0x367/0x540 [ 174.760203] ? iterate_fd+0x360/0x360 [ 174.764021] ? __fget_light+0x1a9/0x230 [ 174.768009] ? __fdget+0x1b/0x20 [ 174.771385] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 174.776935] __sys_sendmsg+0x105/0x1d0 [ 174.780834] ? __ia32_sys_shutdown+0x80/0x80 [ 174.785263] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.790027] ? do_syscall_64+0x26/0x620 [ 174.794028] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.799401] ? do_syscall_64+0x26/0x620 [ 174.803392] __x64_sys_sendmsg+0x78/0xb0 [ 174.807465] do_syscall_64+0xfd/0x620 [ 174.811279] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.816476] RIP: 0033:0x4471f9 [ 174.819678] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 174.838585] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.846300] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 174.853572] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 174.860848] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 174.868128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 174.875407] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 174.885466] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 174.922403] FAULT_INJECTION: forcing a failure. [ 174.922403] name failslab, interval 1, probability 0, space 0, times 0 [ 174.950852] CPU: 1 PID: 9070 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 174.958752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.968116] Call Trace: [ 174.970715] dump_stack+0x197/0x210 [ 174.974362] should_fail.cold+0xa/0x1b [ 174.978286] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 174.983406] ? lock_downgrade+0x880/0x880 [ 174.987572] __should_failslab+0x121/0x190 [ 174.991834] should_failslab+0x9/0x14 [ 174.995657] kmem_cache_alloc_node+0x26c/0x710 [ 175.000269] ? qfq_change_class+0x6c3/0x15ce [ 175.004712] __alloc_skb+0xd5/0x5f0 [ 175.008352] ? skb_trim+0x190/0x190 [ 175.012011] ? qfq_delete_class+0x350/0x350 [ 175.016349] ? validate_nla+0x32f/0x810 [ 175.020342] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 175.025811] ? qfq_delete_class+0x350/0x350 [ 175.030157] tc_ctl_tclass+0x532/0xc60 [ 175.034091] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 175.039243] ? find_held_lock+0x35/0x130 [ 175.043340] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 175.049047] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 175.054162] rtnetlink_rcv_msg+0x463/0xb00 [ 175.058413] ? rtnetlink_put_metrics+0x560/0x560 [ 175.063198] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 175.068322] ? rcu_read_unlock_special+0x67b/0xed0 [ 175.073284] ? netlink_deliver_tap+0x22d/0xc20 [ 175.077883] ? find_held_lock+0x35/0x130 [ 175.081960] netlink_rcv_skb+0x17d/0x460 [ 175.086049] ? rtnetlink_put_metrics+0x560/0x560 [ 175.090824] ? netlink_ack+0xb30/0xb30 [ 175.094727] ? kasan_check_read+0x11/0x20 [ 175.098900] ? netlink_deliver_tap+0x254/0xc20 [ 175.103500] rtnetlink_rcv+0x1d/0x30 [ 175.107249] netlink_unicast+0x53a/0x730 [ 175.111333] ? netlink_attachskb+0x770/0x770 [ 175.115812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 175.121373] netlink_sendmsg+0x8ae/0xd70 [ 175.125457] ? netlink_unicast+0x730/0x730 [ 175.129735] ? selinux_socket_sendmsg+0x36/0x40 [ 175.134435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 175.139993] ? security_socket_sendmsg+0x8d/0xc0 [ 175.144785] ? netlink_unicast+0x730/0x730 [ 175.149069] sock_sendmsg+0xd7/0x130 [ 175.152794] ___sys_sendmsg+0x803/0x920 [ 175.156785] ? copy_msghdr_from_user+0x430/0x430 [ 175.161567] ? lock_downgrade+0x880/0x880 [ 175.165736] ? kasan_check_read+0x11/0x20 [ 175.169898] ? __fget+0x367/0x540 [ 175.173364] ? iterate_fd+0x360/0x360 [ 175.177182] ? __fget_light+0x1a9/0x230 [ 175.181180] ? __fdget+0x1b/0x20 [ 175.184554] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 175.190103] __sys_sendmsg+0x105/0x1d0 [ 175.194001] ? __ia32_sys_shutdown+0x80/0x80 [ 175.198474] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 175.203244] ? do_syscall_64+0x26/0x620 [ 175.207229] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.212636] ? do_syscall_64+0x26/0x620 [ 175.216628] __x64_sys_sendmsg+0x78/0xb0 [ 175.220708] do_syscall_64+0xfd/0x620 [ 175.224535] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.229743] RIP: 0033:0x4471f9 [ 175.232948] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 175.251862] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 175.259587] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 175.266856] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f executing program [ 175.274132] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 175.281386] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 175.288674] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 175.309321] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 175.346484] FAULT_INJECTION: forcing a failure. [ 175.346484] name failslab, interval 1, probability 0, space 0, times 0 [ 175.360780] CPU: 0 PID: 9082 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 175.368681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.378138] Call Trace: [ 175.380739] dump_stack+0x197/0x210 [ 175.384392] should_fail.cold+0xa/0x1b [ 175.388310] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 175.393433] ? lock_downgrade+0x880/0x880 [ 175.397609] __should_failslab+0x121/0x190 [ 175.401869] should_failslab+0x9/0x14 [ 175.405683] kmem_cache_alloc_node+0x26c/0x710 [ 175.410281] ? qfq_change_class+0x6c3/0x15ce [ 175.414709] __alloc_skb+0xd5/0x5f0 [ 175.418380] ? skb_trim+0x190/0x190 [ 175.422027] ? qfq_delete_class+0x350/0x350 [ 175.426361] ? validate_nla+0x32f/0x810 [ 175.430496] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 175.436036] ? qfq_delete_class+0x350/0x350 [ 175.440381] tc_ctl_tclass+0x532/0xc60 [ 175.444289] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 175.449401] ? find_held_lock+0x35/0x130 [ 175.453496] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 175.459048] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 175.464166] rtnetlink_rcv_msg+0x463/0xb00 [ 175.468425] ? rtnetlink_put_metrics+0x560/0x560 [ 175.473197] ? netlink_deliver_tap+0x22d/0xc20 [ 175.477790] ? find_held_lock+0x35/0x130 [ 175.481868] netlink_rcv_skb+0x17d/0x460 [ 175.485943] ? rtnetlink_put_metrics+0x560/0x560 [ 175.490715] ? netlink_ack+0xb30/0xb30 [ 175.494616] ? kasan_check_read+0x11/0x20 [ 175.498777] ? netlink_deliver_tap+0x254/0xc20 [ 175.503386] rtnetlink_rcv+0x1d/0x30 [ 175.507177] netlink_unicast+0x53a/0x730 [ 175.511267] ? netlink_attachskb+0x770/0x770 [ 175.515707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 175.521258] netlink_sendmsg+0x8ae/0xd70 [ 175.525344] ? netlink_unicast+0x730/0x730 [ 175.529609] ? selinux_socket_sendmsg+0x36/0x40 [ 175.534283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 175.539833] ? security_socket_sendmsg+0x8d/0xc0 [ 175.544613] ? netlink_unicast+0x730/0x730 [ 175.548868] sock_sendmsg+0xd7/0x130 [ 175.552597] ___sys_sendmsg+0x803/0x920 [ 175.556592] ? copy_msghdr_from_user+0x430/0x430 [ 175.561363] ? lock_downgrade+0x880/0x880 [ 175.565526] ? kasan_check_read+0x11/0x20 [ 175.569692] ? __fget+0x367/0x540 [ 175.573186] ? iterate_fd+0x360/0x360 [ 175.577050] ? __fget_light+0x1a9/0x230 [ 175.581157] ? __fdget+0x1b/0x20 [ 175.584544] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 175.590146] __sys_sendmsg+0x105/0x1d0 [ 175.594047] ? __ia32_sys_shutdown+0x80/0x80 [ 175.598618] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 175.603413] ? do_syscall_64+0x26/0x620 [ 175.607406] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.612776] ? do_syscall_64+0x26/0x620 [ 175.616789] __x64_sys_sendmsg+0x78/0xb0 [ 175.620863] do_syscall_64+0xfd/0x620 [ 175.624679] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.629874] RIP: 0033:0x4471f9 [ 175.633075] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 175.651980] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 175.659717] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 175.666997] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 175.674280] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 175.681558] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 175.688869] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 175.719747] FAULT_INJECTION: forcing a failure. [ 175.719747] name failslab, interval 1, probability 0, space 0, times 0 [ 175.735978] CPU: 0 PID: 9098 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 175.743876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.753250] Call Trace: [ 175.755854] dump_stack+0x197/0x210 [ 175.759493] should_fail.cold+0xa/0x1b [ 175.763396] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 175.768522] ? lock_downgrade+0x880/0x880 [ 175.772720] __should_failslab+0x121/0x190 [ 175.776994] should_failslab+0x9/0x14 [ 175.780802] kmem_cache_alloc_node+0x26c/0x710 [ 175.785394] ? qfq_change_class+0x6c3/0x15ce [ 175.789817] __alloc_skb+0xd5/0x5f0 [ 175.793458] ? skb_trim+0x190/0x190 [ 175.797113] ? qfq_delete_class+0x350/0x350 [ 175.801441] ? validate_nla+0x32f/0x810 [ 175.805431] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 175.810919] ? qfq_delete_class+0x350/0x350 [ 175.815256] tc_ctl_tclass+0x532/0xc60 [ 175.819163] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 175.824277] ? find_held_lock+0x35/0x130 [ 175.828391] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 175.833941] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 175.839106] rtnetlink_rcv_msg+0x463/0xb00 [ 175.843377] ? rtnetlink_put_metrics+0x560/0x560 [ 175.848152] ? netlink_deliver_tap+0x22d/0xc20 [ 175.852746] ? find_held_lock+0x35/0x130 [ 175.856825] netlink_rcv_skb+0x17d/0x460 [ 175.860903] ? rtnetlink_put_metrics+0x560/0x560 [ 175.865676] ? netlink_ack+0xb30/0xb30 [ 175.869605] ? kasan_check_read+0x11/0x20 [ 175.873786] ? netlink_deliver_tap+0x254/0xc20 [ 175.878391] rtnetlink_rcv+0x1d/0x30 [ 175.882117] netlink_unicast+0x53a/0x730 [ 175.886203] ? netlink_attachskb+0x770/0x770 [ 175.890623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 175.896176] netlink_sendmsg+0x8ae/0xd70 [ 175.900256] ? netlink_unicast+0x730/0x730 [ 175.904529] ? selinux_socket_sendmsg+0x36/0x40 [ 175.909205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 175.914762] ? security_socket_sendmsg+0x8d/0xc0 [ 175.919638] ? netlink_unicast+0x730/0x730 [ 175.923889] sock_sendmsg+0xd7/0x130 [ 175.927619] ___sys_sendmsg+0x803/0x920 [ 175.931614] ? copy_msghdr_from_user+0x430/0x430 [ 175.936391] ? lock_downgrade+0x880/0x880 [ 175.940554] ? kasan_check_read+0x11/0x20 [ 175.944722] ? __fget+0x367/0x540 [ 175.948213] ? iterate_fd+0x360/0x360 [ 175.952086] ? __fget_light+0x1a9/0x230 [ 175.956089] ? __fdget+0x1b/0x20 [ 175.959464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 175.965012] __sys_sendmsg+0x105/0x1d0 [ 175.969031] ? __ia32_sys_shutdown+0x80/0x80 [ 175.973472] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 175.978240] ? do_syscall_64+0x26/0x620 [ 175.982245] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.987618] ? do_syscall_64+0x26/0x620 [ 175.991609] __x64_sys_sendmsg+0x78/0xb0 [ 175.995687] do_syscall_64+0xfd/0x620 [ 175.999495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.004705] RIP: 0033:0x4471f9 executing program [ 176.007909] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 176.026817] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 176.034532] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 176.041822] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 176.049131] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 176.056423] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 176.063717] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 176.115518] FAULT_INJECTION: forcing a failure. [ 176.115518] name failslab, interval 1, probability 0, space 0, times 0 [ 176.126936] CPU: 1 PID: 9113 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 176.134864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.144221] Call Trace: [ 176.146855] dump_stack+0x197/0x210 [ 176.150503] should_fail.cold+0xa/0x1b [ 176.154412] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 176.159539] ? lock_downgrade+0x880/0x880 [ 176.163726] __should_failslab+0x121/0x190 [ 176.167988] should_failslab+0x9/0x14 [ 176.171809] kmem_cache_alloc_node+0x26c/0x710 [ 176.176404] ? qfq_change_class+0x6c3/0x15ce [ 176.180859] __alloc_skb+0xd5/0x5f0 [ 176.184513] ? skb_trim+0x190/0x190 [ 176.188160] ? qfq_delete_class+0x350/0x350 [ 176.192505] ? validate_nla+0x32f/0x810 [ 176.196577] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 176.202057] ? qfq_delete_class+0x350/0x350 [ 176.206388] tc_ctl_tclass+0x532/0xc60 [ 176.210299] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 176.215450] ? find_held_lock+0x35/0x130 [ 176.219551] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 176.225115] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 176.230251] rtnetlink_rcv_msg+0x463/0xb00 [ 176.234504] ? rtnetlink_put_metrics+0x560/0x560 [ 176.239314] ? netlink_deliver_tap+0x22d/0xc20 [ 176.243905] ? find_held_lock+0x35/0x130 [ 176.247980] netlink_rcv_skb+0x17d/0x460 [ 176.252057] ? rtnetlink_put_metrics+0x560/0x560 [ 176.256827] ? netlink_ack+0xb30/0xb30 [ 176.260730] ? kasan_check_read+0x11/0x20 [ 176.264893] ? netlink_deliver_tap+0x254/0xc20 [ 176.269502] rtnetlink_rcv+0x1d/0x30 [ 176.273251] netlink_unicast+0x53a/0x730 [ 176.277329] ? netlink_attachskb+0x770/0x770 [ 176.281748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 176.287310] netlink_sendmsg+0x8ae/0xd70 [ 176.291404] ? netlink_unicast+0x730/0x730 [ 176.295651] ? selinux_socket_sendmsg+0x36/0x40 [ 176.300327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 176.305878] ? security_socket_sendmsg+0x8d/0xc0 [ 176.310650] ? netlink_unicast+0x730/0x730 [ 176.314898] sock_sendmsg+0xd7/0x130 [ 176.318632] ___sys_sendmsg+0x803/0x920 [ 176.322624] ? copy_msghdr_from_user+0x430/0x430 [ 176.327411] ? lock_downgrade+0x880/0x880 [ 176.331576] ? kasan_check_read+0x11/0x20 [ 176.335756] ? __fget+0x367/0x540 [ 176.339239] ? iterate_fd+0x360/0x360 [ 176.343085] ? __fget_light+0x1a9/0x230 [ 176.347086] ? __fdget+0x1b/0x20 [ 176.350463] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 176.356015] __sys_sendmsg+0x105/0x1d0 [ 176.359913] ? __ia32_sys_shutdown+0x80/0x80 [ 176.364346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 176.369116] ? do_syscall_64+0x26/0x620 [ 176.373098] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.378472] ? do_syscall_64+0x26/0x620 [ 176.382475] __x64_sys_sendmsg+0x78/0xb0 [ 176.386559] do_syscall_64+0xfd/0x620 [ 176.390378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.395605] RIP: 0033:0x4471f9 [ 176.398814] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 176.417725] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 176.425455] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 176.432738] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 176.440011] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 176.447360] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 176.454640] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 176.509656] FAULT_INJECTION: forcing a failure. [ 176.509656] name fail_futex, interval 1, probability 0, space 0, times 0 [ 176.528166] CPU: 1 PID: 9127 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 176.536086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.545442] Call Trace: [ 176.548100] dump_stack+0x197/0x210 [ 176.551765] should_fail.cold+0xa/0x1b [ 176.555673] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 176.560791] ? free_one_page+0x130/0xfb0 [ 176.564885] get_futex_key+0xccc/0x1af0 [ 176.568881] ? do_raw_spin_unlock+0x181/0x270 [ 176.573389] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 176.578070] ? free_one_page+0x99d/0xfb0 [ 176.582140] ? __free_pages_ok+0x623/0xd90 [ 176.586391] ? __free_pages+0x85/0xb0 [ 176.590205] ? __free_pages_ok+0x623/0xd90 [ 176.594473] ? lockdep_hardirqs_on+0x415/0x5d0 [ 176.599080] futex_wake+0xf9/0x4d0 [ 176.602642] ? get_futex_key+0x1af0/0x1af0 [ 176.606895] ? __lock_acquire+0x6ee/0x49c0 [ 176.611157] do_futex+0x358/0x1d70 [ 176.614714] ? mark_held_locks+0x100/0x100 [ 176.618973] ? __might_fault+0x12b/0x1e0 [ 176.623052] ? exit_robust_list+0x2d0/0x2d0 [ 176.627387] ? __might_fault+0x12b/0x1e0 [ 176.631464] ? find_held_lock+0x35/0x130 [ 176.635546] ? __might_fault+0x12b/0x1e0 [ 176.639625] ? lock_downgrade+0x880/0x880 [ 176.643802] mm_release+0x33d/0x490 [ 176.647442] do_exit+0x715/0x30d0 [ 176.650909] ? get_signal+0x384/0x1fc0 [ 176.654808] ? find_held_lock+0x35/0x130 [ 176.658892] ? mm_update_next_owner+0x660/0x660 [ 176.663607] ? _raw_spin_unlock_irq+0x28/0x90 [ 176.668110] ? get_signal+0x384/0x1fc0 [ 176.672010] ? _raw_spin_unlock_irq+0x28/0x90 [ 176.676556] do_group_exit+0x135/0x370 [ 176.680458] get_signal+0x3ec/0x1fc0 [ 176.684202] do_signal+0x95/0x1960 [ 176.687766] ? setup_sigcontext+0x7d0/0x7d0 [ 176.692106] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 176.697665] ? fput+0x128/0x1a0 [ 176.700957] ? __sys_sendmsg+0x131/0x1d0 [ 176.705035] ? __x64_sys_futex+0x40d/0x590 [ 176.709286] ? exit_to_usermode_loop+0x43/0x2c0 [ 176.713965] ? do_syscall_64+0x53d/0x620 [ 176.718036] ? exit_to_usermode_loop+0x43/0x2c0 [ 176.722717] ? lockdep_hardirqs_on+0x415/0x5d0 [ 176.727312] ? trace_hardirqs_on+0x67/0x220 [ 176.731648] exit_to_usermode_loop+0x244/0x2c0 [ 176.736253] do_syscall_64+0x53d/0x620 [ 176.740157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.745354] RIP: 0033:0x4471f9 [ 176.748558] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 176.767471] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 176.775185] RAX: 0000000000000001 RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 176.782461] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00000000006dcc7c [ 176.789736] RBP: 00000000006dcc70 R08: 0000000000000036 R09: 0000000000000036 [ 176.797024] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fcd9603cd80 executing program [ 176.804312] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 176.838295] nla_parse: 3 callbacks suppressed [ 176.838305] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 176.888904] FAULT_INJECTION: forcing a failure. [ 176.888904] name failslab, interval 1, probability 0, space 0, times 0 [ 176.904222] CPU: 0 PID: 9143 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 176.912127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.921485] Call Trace: [ 176.924084] dump_stack+0x197/0x210 [ 176.927732] should_fail.cold+0xa/0x1b [ 176.931633] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 176.936749] ? lock_downgrade+0x880/0x880 [ 176.940918] __should_failslab+0x121/0x190 [ 176.945164] should_failslab+0x9/0x14 [ 176.948978] kmem_cache_alloc_node+0x26c/0x710 [ 176.953583] ? qfq_change_class+0x6c3/0x15ce [ 176.958011] __alloc_skb+0xd5/0x5f0 [ 176.961660] ? skb_trim+0x190/0x190 [ 176.965300] ? qfq_delete_class+0x350/0x350 [ 176.969634] ? validate_nla+0x32f/0x810 [ 176.973630] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 176.979102] ? qfq_delete_class+0x350/0x350 [ 176.983539] tc_ctl_tclass+0x532/0xc60 [ 176.987448] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 176.992568] ? find_held_lock+0x35/0x130 [ 176.996659] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 177.002210] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 177.007337] rtnetlink_rcv_msg+0x463/0xb00 [ 177.011644] ? rtnetlink_put_metrics+0x560/0x560 [ 177.016415] ? retint_kernel+0x2d/0x2d [ 177.020320] ? netlink_deliver_tap+0x22d/0xc20 [ 177.024914] ? find_held_lock+0x35/0x130 [ 177.029008] netlink_rcv_skb+0x17d/0x460 [ 177.033089] ? rtnetlink_put_metrics+0x560/0x560 [ 177.037865] ? netlink_ack+0xb30/0xb30 [ 177.041775] ? kasan_check_read+0x11/0x20 [ 177.045939] ? netlink_deliver_tap+0x254/0xc20 [ 177.050542] rtnetlink_rcv+0x1d/0x30 [ 177.054270] netlink_unicast+0x53a/0x730 [ 177.058386] ? netlink_attachskb+0x770/0x770 [ 177.062810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 177.068371] netlink_sendmsg+0x8ae/0xd70 [ 177.072452] ? netlink_unicast+0x730/0x730 [ 177.076709] ? selinux_socket_sendmsg+0x36/0x40 [ 177.081387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 177.086939] ? security_socket_sendmsg+0x8d/0xc0 [ 177.091706] ? netlink_unicast+0x730/0x730 [ 177.095955] sock_sendmsg+0xd7/0x130 [ 177.099677] ___sys_sendmsg+0x803/0x920 [ 177.103660] ? copy_msghdr_from_user+0x430/0x430 [ 177.108453] ? lock_downgrade+0x880/0x880 [ 177.112612] ? kasan_check_read+0x11/0x20 [ 177.116765] ? __fget+0x367/0x540 [ 177.120254] ? iterate_fd+0x360/0x360 [ 177.124088] ? __fget_light+0x1a9/0x230 [ 177.128071] ? __fdget+0x1b/0x20 [ 177.131470] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 177.137023] __sys_sendmsg+0x105/0x1d0 [ 177.140932] ? __ia32_sys_shutdown+0x80/0x80 [ 177.145380] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 177.150163] ? do_syscall_64+0x26/0x620 [ 177.154141] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.159512] ? do_syscall_64+0x26/0x620 [ 177.163501] __x64_sys_sendmsg+0x78/0xb0 [ 177.167577] do_syscall_64+0xfd/0x620 [ 177.171395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.176590] RIP: 0033:0x4471f9 [ 177.179793] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 177.198710] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 177.206434] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 177.213718] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 177.220999] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 177.228278] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 177.235563] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 177.248259] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 177.257141] FAULT_INJECTION: forcing a failure. [ 177.257141] name failslab, interval 1, probability 0, space 0, times 0 [ 177.269509] CPU: 1 PID: 9164 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 177.277424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.286812] Call Trace: [ 177.289419] dump_stack+0x197/0x210 [ 177.293075] should_fail.cold+0xa/0x1b [ 177.296981] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 177.302088] ? memset+0x32/0x40 [ 177.305353] ? memcpy+0x46/0x50 [ 177.308661] __should_failslab+0x121/0x190 [ 177.312887] should_failslab+0x9/0x14 [ 177.316676] __kmalloc_track_caller+0x6d/0x750 [ 177.321306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 177.326835] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 177.331580] ? gnet_stats_copy_app+0x73/0x300 [ 177.336067] kmemdup+0x27/0x60 [ 177.339250] gnet_stats_copy_app+0x73/0x300 [ 177.343563] qfq_dump_class_stats+0x25a/0x3a0 [ 177.348050] ? qfq_bind_tcf+0x1e0/0x1e0 [ 177.352016] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 177.357021] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 177.362377] ? qfq_bind_tcf+0x1e0/0x1e0 [ 177.366372] tc_fill_tclass+0x5c1/0x8f0 [ 177.370337] ? qdisc_watchdog+0x290/0x290 [ 177.374494] ? qfq_delete_class+0x350/0x350 [ 177.378815] ? validate_nla+0x32f/0x810 [ 177.382800] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 177.388241] ? qfq_delete_class+0x350/0x350 [ 177.392576] tc_ctl_tclass+0x532/0xc60 [ 177.396468] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 177.401566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 177.407114] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 177.412337] rtnetlink_rcv_msg+0x463/0xb00 [ 177.416594] ? rtnetlink_put_metrics+0x560/0x560 [ 177.421366] ? netlink_deliver_tap+0x22d/0xc20 [ 177.425950] ? find_held_lock+0x35/0x130 [ 177.430000] netlink_rcv_skb+0x17d/0x460 [ 177.434056] ? rtnetlink_put_metrics+0x560/0x560 [ 177.438805] ? netlink_ack+0xb30/0xb30 [ 177.442715] ? kasan_check_read+0x11/0x20 [ 177.446854] ? netlink_deliver_tap+0x254/0xc20 [ 177.451448] rtnetlink_rcv+0x1d/0x30 [ 177.455160] netlink_unicast+0x53a/0x730 [ 177.459214] ? netlink_attachskb+0x770/0x770 [ 177.463624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 177.469150] netlink_sendmsg+0x8ae/0xd70 [ 177.473215] ? netlink_unicast+0x730/0x730 [ 177.477452] ? selinux_socket_sendmsg+0x36/0x40 [ 177.482121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 177.487660] ? security_socket_sendmsg+0x8d/0xc0 [ 177.492403] ? netlink_unicast+0x730/0x730 [ 177.496627] sock_sendmsg+0xd7/0x130 [ 177.500337] ___sys_sendmsg+0x803/0x920 [ 177.504308] ? copy_msghdr_from_user+0x430/0x430 [ 177.509066] ? lock_downgrade+0x880/0x880 [ 177.513207] ? kasan_check_read+0x11/0x20 [ 177.517374] ? __fget+0x367/0x540 [ 177.520835] ? iterate_fd+0x360/0x360 [ 177.524662] ? __fget_light+0x1a9/0x230 [ 177.528651] ? __fdget+0x1b/0x20 [ 177.532005] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 177.537560] __sys_sendmsg+0x105/0x1d0 [ 177.541435] ? __ia32_sys_shutdown+0x80/0x80 [ 177.545858] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 177.550602] ? do_syscall_64+0x26/0x620 [ 177.554564] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.559957] ? do_syscall_64+0x26/0x620 [ 177.563921] __x64_sys_sendmsg+0x78/0xb0 [ 177.568055] do_syscall_64+0xfd/0x620 [ 177.571853] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.577038] RIP: 0033:0x4471f9 [ 177.580220] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 177.599255] RSP: 002b:00007fcd95fb8d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 177.606954] RAX: ffffffffffffffda RBX: 00000000006dccb8 RCX: 00000000004471f9 [ 177.614211] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000e [ 177.621466] RBP: 00000000006dccb0 R08: 0000000000000001 R09: 0000000000000036 [ 177.628720] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fb8d80 executing program [ 177.635974] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 177.659288] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 177.679882] FAULT_INJECTION: forcing a failure. [ 177.679882] name failslab, interval 1, probability 0, space 0, times 0 [ 177.692848] CPU: 0 PID: 9169 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 177.700749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.710197] Call Trace: [ 177.712832] dump_stack+0x197/0x210 [ 177.716522] should_fail.cold+0xa/0x1b [ 177.720432] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 177.725577] ? lock_downgrade+0x880/0x880 [ 177.729749] __should_failslab+0x121/0x190 [ 177.734018] should_failslab+0x9/0x14 [ 177.737831] kmem_cache_alloc_node+0x26c/0x710 [ 177.742492] ? qfq_change_class+0x6c3/0x15ce [ 177.746923] __alloc_skb+0xd5/0x5f0 [ 177.750578] ? skb_trim+0x190/0x190 [ 177.754217] ? qfq_delete_class+0x350/0x350 [ 177.758569] ? validate_nla+0x32f/0x810 [ 177.762565] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 177.768030] ? qfq_delete_class+0x350/0x350 [ 177.772358] tc_ctl_tclass+0x532/0xc60 [ 177.776281] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 177.781443] ? find_held_lock+0x35/0x130 [ 177.785550] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 177.791101] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 177.796217] rtnetlink_rcv_msg+0x463/0xb00 [ 177.800482] ? rtnetlink_put_metrics+0x560/0x560 [ 177.805265] ? netlink_deliver_tap+0x22d/0xc20 [ 177.809859] ? find_held_lock+0x35/0x130 [ 177.813936] netlink_rcv_skb+0x17d/0x460 [ 177.818009] ? rtnetlink_put_metrics+0x560/0x560 [ 177.822782] ? netlink_ack+0xb30/0xb30 [ 177.826681] ? kasan_check_read+0x11/0x20 [ 177.830847] ? netlink_deliver_tap+0x254/0xc20 [ 177.835445] rtnetlink_rcv+0x1d/0x30 [ 177.839173] netlink_unicast+0x53a/0x730 [ 177.843253] ? netlink_attachskb+0x770/0x770 [ 177.847677] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 177.853231] netlink_sendmsg+0x8ae/0xd70 [ 177.857313] ? netlink_unicast+0x730/0x730 [ 177.861569] ? selinux_socket_sendmsg+0x36/0x40 [ 177.866248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 177.871802] ? security_socket_sendmsg+0x8d/0xc0 [ 177.876586] ? netlink_unicast+0x730/0x730 [ 177.880859] sock_sendmsg+0xd7/0x130 [ 177.884592] ___sys_sendmsg+0x803/0x920 [ 177.888614] ? copy_msghdr_from_user+0x430/0x430 [ 177.893387] ? lock_downgrade+0x880/0x880 [ 177.897544] ? kasan_check_read+0x11/0x20 [ 177.901743] ? __fget+0x367/0x540 [ 177.905228] ? iterate_fd+0x360/0x360 [ 177.909056] ? __fget_light+0x1a9/0x230 [ 177.913057] ? __fdget+0x1b/0x20 [ 177.916447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 177.922007] __sys_sendmsg+0x105/0x1d0 [ 177.925906] ? __ia32_sys_shutdown+0x80/0x80 [ 177.930344] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 177.935117] ? do_syscall_64+0x26/0x620 [ 177.939113] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.944487] ? do_syscall_64+0x26/0x620 [ 177.948498] __x64_sys_sendmsg+0x78/0xb0 [ 177.952583] do_syscall_64+0xfd/0x620 [ 177.956403] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.961607] RIP: 0033:0x4471f9 [ 177.964814] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 177.983736] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 177.991448] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 177.998722] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 178.006012] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 178.013302] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 178.020580] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 178.030197] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 178.039140] FAULT_INJECTION: forcing a failure. [ 178.039140] name fail_futex, interval 1, probability 0, space 0, times 0 [ 178.051734] CPU: 1 PID: 9185 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 178.059637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.068996] Call Trace: [ 178.071608] dump_stack+0x197/0x210 [ 178.075264] should_fail.cold+0xa/0x1b [ 178.079171] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 178.084320] ? lock_downgrade+0x880/0x880 [ 178.088492] get_futex_key+0xccc/0x1af0 [ 178.092486] ? kfree_skbmem+0xcd/0x160 [ 178.096390] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 178.101125] ? kfree_skbmem+0xcd/0x160 [ 178.105049] ? rcu_read_lock_sched_held+0x110/0x130 [ 178.110099] ? kmem_cache_free+0x222/0x260 [ 178.114459] futex_wait_setup+0xd8/0x390 [ 178.118530] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 178.123621] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 178.128539] ? get_futex_key+0x989/0x1af0 [ 178.132675] futex_wait+0x1fc/0x5e0 [ 178.136293] ? futex_wait_setup+0x390/0x390 [ 178.140643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 178.146169] ? check_preemption_disabled+0x48/0x290 [ 178.151172] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 178.156350] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 178.161351] ? futex_wake+0x179/0x4d0 [ 178.165196] ? copy_msghdr_from_user+0x430/0x430 [ 178.170073] do_futex+0x175/0x1d70 [ 178.173637] ? kasan_check_read+0x11/0x20 [ 178.177826] ? exit_robust_list+0x2d0/0x2d0 [ 178.182177] ? iterate_fd+0x360/0x360 [ 178.185971] ? __fget_light+0x1a9/0x230 [ 178.189934] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 178.195593] ? fput+0x128/0x1a0 [ 178.198878] ? __sys_sendmsg+0x131/0x1d0 [ 178.202936] __x64_sys_futex+0x400/0x590 [ 178.207001] ? do_futex+0x1d70/0x1d70 [ 178.210799] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 178.215573] ? do_syscall_64+0x26/0x620 [ 178.219540] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.224891] ? do_syscall_64+0x26/0x620 [ 178.228854] ? lockdep_hardirqs_on+0x415/0x5d0 [ 178.233432] ? trace_hardirqs_on+0x67/0x220 [ 178.237760] do_syscall_64+0xfd/0x620 [ 178.241590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.246779] RIP: 0033:0x4471f9 [ 178.250000] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 178.269014] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 178.276721] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 178.283991] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcca8 executing program [ 178.291263] RBP: 00000000006dcca0 R08: 0000000000000036 R09: 0000000000000036 [ 178.298520] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 178.305773] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 178.323869] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 178.343082] FAULT_INJECTION: forcing a failure. [ 178.343082] name failslab, interval 1, probability 0, space 0, times 0 [ 178.355269] CPU: 0 PID: 9190 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 178.363165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.372524] Call Trace: [ 178.375125] dump_stack+0x197/0x210 [ 178.378786] should_fail.cold+0xa/0x1b [ 178.382706] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 178.388003] ? lock_downgrade+0x880/0x880 [ 178.392173] __should_failslab+0x121/0x190 [ 178.396422] should_failslab+0x9/0x14 [ 178.400258] kmem_cache_alloc_node+0x26c/0x710 [ 178.404854] ? qfq_change_class+0x6c3/0x15ce [ 178.409296] __alloc_skb+0xd5/0x5f0 [ 178.412949] ? skb_trim+0x190/0x190 [ 178.416617] ? qfq_delete_class+0x350/0x350 [ 178.420960] ? validate_nla+0x32f/0x810 [ 178.424970] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 178.430449] ? qfq_delete_class+0x350/0x350 [ 178.434783] tc_ctl_tclass+0x532/0xc60 [ 178.438690] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 178.443804] ? find_held_lock+0x35/0x130 [ 178.447892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 178.453443] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 178.458565] rtnetlink_rcv_msg+0x463/0xb00 [ 178.462828] ? rtnetlink_put_metrics+0x560/0x560 [ 178.467608] ? netlink_deliver_tap+0x22d/0xc20 [ 178.472206] ? find_held_lock+0x35/0x130 [ 178.476286] netlink_rcv_skb+0x17d/0x460 [ 178.480364] ? rtnetlink_put_metrics+0x560/0x560 [ 178.485136] ? netlink_ack+0xb30/0xb30 [ 178.489037] ? kasan_check_read+0x11/0x20 [ 178.493197] ? netlink_deliver_tap+0x254/0xc20 [ 178.497789] rtnetlink_rcv+0x1d/0x30 [ 178.501550] netlink_unicast+0x53a/0x730 [ 178.505665] ? netlink_attachskb+0x770/0x770 [ 178.510121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 178.515673] netlink_sendmsg+0x8ae/0xd70 [ 178.519750] ? netlink_unicast+0x730/0x730 [ 178.523994] ? selinux_socket_sendmsg+0x36/0x40 [ 178.528682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 178.534229] ? security_socket_sendmsg+0x8d/0xc0 [ 178.538996] ? netlink_unicast+0x730/0x730 [ 178.543394] sock_sendmsg+0xd7/0x130 [ 178.547121] ___sys_sendmsg+0x803/0x920 [ 178.551114] ? copy_msghdr_from_user+0x430/0x430 [ 178.555895] ? lock_downgrade+0x880/0x880 [ 178.560063] ? kasan_check_read+0x11/0x20 [ 178.564229] ? __fget+0x367/0x540 [ 178.567699] ? iterate_fd+0x360/0x360 [ 178.571524] ? __fget_light+0x1a9/0x230 [ 178.575515] ? __fdget+0x1b/0x20 [ 178.578894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 178.584447] __sys_sendmsg+0x105/0x1d0 [ 178.588348] ? __ia32_sys_shutdown+0x80/0x80 [ 178.592779] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 178.597559] ? do_syscall_64+0x26/0x620 [ 178.601630] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.607006] ? do_syscall_64+0x26/0x620 [ 178.610998] __x64_sys_sendmsg+0x78/0xb0 [ 178.615111] do_syscall_64+0xfd/0x620 [ 178.618949] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.624186] RIP: 0033:0x4471f9 [ 178.627385] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 178.646294] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 178.654016] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 178.661296] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 178.668575] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 178.675852] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 178.683124] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 178.700280] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 178.729235] FAULT_INJECTION: forcing a failure. [ 178.729235] name failslab, interval 1, probability 0, space 0, times 0 [ 178.754075] CPU: 0 PID: 9205 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 178.762038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.771418] Call Trace: [ 178.774027] dump_stack+0x197/0x210 [ 178.777676] should_fail.cold+0xa/0x1b [ 178.781596] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 178.786758] ? lock_downgrade+0x880/0x880 [ 178.790960] __should_failslab+0x121/0x190 [ 178.795214] should_failslab+0x9/0x14 [ 178.799032] kmem_cache_alloc_node+0x26c/0x710 [ 178.803631] ? qfq_change_class+0x6c3/0x15ce [ 178.808083] __alloc_skb+0xd5/0x5f0 [ 178.811730] ? skb_trim+0x190/0x190 [ 178.815375] ? qfq_delete_class+0x350/0x350 [ 178.819712] ? validate_nla+0x32f/0x810 [ 178.823709] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 178.829198] ? qfq_delete_class+0x350/0x350 [ 178.833541] tc_ctl_tclass+0x532/0xc60 [ 178.837448] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 178.842566] ? find_held_lock+0x35/0x130 [ 178.846670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 178.852221] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 178.857352] rtnetlink_rcv_msg+0x463/0xb00 [ 178.861616] ? rtnetlink_put_metrics+0x560/0x560 [ 178.866391] ? netlink_deliver_tap+0x22d/0xc20 [ 178.870982] ? find_held_lock+0x35/0x130 [ 178.875073] netlink_rcv_skb+0x17d/0x460 [ 178.879152] ? rtnetlink_put_metrics+0x560/0x560 [ 178.883933] ? netlink_ack+0xb30/0xb30 [ 178.887839] ? kasan_check_read+0x11/0x20 [ 178.892005] ? netlink_deliver_tap+0x254/0xc20 [ 178.896613] rtnetlink_rcv+0x1d/0x30 [ 178.900342] netlink_unicast+0x53a/0x730 [ 178.904425] ? netlink_attachskb+0x770/0x770 [ 178.908901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 178.914455] netlink_sendmsg+0x8ae/0xd70 [ 178.918537] ? netlink_unicast+0x730/0x730 [ 178.922795] ? selinux_socket_sendmsg+0x36/0x40 [ 178.927471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 178.933030] ? security_socket_sendmsg+0x8d/0xc0 [ 178.937800] ? netlink_unicast+0x730/0x730 [ 178.942055] sock_sendmsg+0xd7/0x130 [ 178.945786] ___sys_sendmsg+0x803/0x920 [ 178.949798] ? copy_msghdr_from_user+0x430/0x430 [ 178.954616] ? lock_downgrade+0x880/0x880 [ 178.958794] ? kasan_check_read+0x11/0x20 [ 178.962955] ? __fget+0x367/0x540 [ 178.966423] ? iterate_fd+0x360/0x360 [ 178.970247] ? __fget_light+0x1a9/0x230 [ 178.974235] ? __fdget+0x1b/0x20 [ 178.977610] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 178.983202] __sys_sendmsg+0x105/0x1d0 [ 178.987099] ? __ia32_sys_shutdown+0x80/0x80 [ 178.991549] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 178.996315] ? do_syscall_64+0x26/0x620 [ 179.000303] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.005694] ? do_syscall_64+0x26/0x620 [ 179.009681] __x64_sys_sendmsg+0x78/0xb0 [ 179.013756] do_syscall_64+0xfd/0x620 [ 179.017723] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.022923] RIP: 0033:0x4471f9 [ 179.026124] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 179.045039] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e executing program [ 179.052774] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 179.060054] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 179.067367] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 179.074642] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 179.081918] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 179.107812] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 179.125842] FAULT_INJECTION: forcing a failure. [ 179.125842] name failslab, interval 1, probability 0, space 0, times 0 [ 179.138464] CPU: 0 PID: 9222 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 179.146381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.155736] Call Trace: [ 179.158337] dump_stack+0x197/0x210 [ 179.161988] should_fail.cold+0xa/0x1b [ 179.165897] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 179.171033] ? lock_downgrade+0x880/0x880 [ 179.175204] __should_failslab+0x121/0x190 [ 179.179480] should_failslab+0x9/0x14 [ 179.183311] kmem_cache_alloc_node+0x26c/0x710 [ 179.187938] ? qfq_change_class+0x6c3/0x15ce [ 179.192384] __alloc_skb+0xd5/0x5f0 [ 179.196052] ? skb_trim+0x190/0x190 [ 179.199698] ? qfq_delete_class+0x350/0x350 [ 179.204031] ? validate_nla+0x32f/0x810 [ 179.208027] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 179.213492] ? qfq_delete_class+0x350/0x350 [ 179.217835] tc_ctl_tclass+0x532/0xc60 [ 179.221751] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 179.226877] ? find_held_lock+0x35/0x130 [ 179.230962] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 179.236513] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 179.241670] rtnetlink_rcv_msg+0x463/0xb00 [ 179.245933] ? rtnetlink_put_metrics+0x560/0x560 [ 179.250706] ? netlink_deliver_tap+0x22d/0xc20 [ 179.255309] ? find_held_lock+0x35/0x130 [ 179.259389] netlink_rcv_skb+0x17d/0x460 [ 179.263468] ? rtnetlink_put_metrics+0x560/0x560 [ 179.268235] ? netlink_ack+0xb30/0xb30 [ 179.272133] ? kasan_check_read+0x11/0x20 [ 179.276294] ? netlink_deliver_tap+0x254/0xc20 [ 179.280898] rtnetlink_rcv+0x1d/0x30 [ 179.284624] netlink_unicast+0x53a/0x730 [ 179.288701] ? netlink_attachskb+0x770/0x770 [ 179.293124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 179.298683] netlink_sendmsg+0x8ae/0xd70 [ 179.302769] ? netlink_unicast+0x730/0x730 [ 179.307019] ? selinux_socket_sendmsg+0x36/0x40 [ 179.311716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 179.317311] ? security_socket_sendmsg+0x8d/0xc0 [ 179.322087] ? netlink_unicast+0x730/0x730 [ 179.326335] sock_sendmsg+0xd7/0x130 [ 179.330060] ___sys_sendmsg+0x803/0x920 [ 179.334082] ? copy_msghdr_from_user+0x430/0x430 [ 179.338854] ? lock_downgrade+0x880/0x880 [ 179.343077] ? kasan_check_read+0x11/0x20 [ 179.347241] ? __fget+0x367/0x540 [ 179.350707] ? iterate_fd+0x360/0x360 [ 179.354541] ? __fget_light+0x1a9/0x230 [ 179.358528] ? __fdget+0x1b/0x20 [ 179.361916] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 179.367467] __sys_sendmsg+0x105/0x1d0 [ 179.371374] ? __ia32_sys_shutdown+0x80/0x80 [ 179.375837] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 179.380628] ? do_syscall_64+0x26/0x620 [ 179.384617] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.389987] ? do_syscall_64+0x26/0x620 [ 179.393974] __x64_sys_sendmsg+0x78/0xb0 [ 179.398047] do_syscall_64+0xfd/0x620 [ 179.401866] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.407093] RIP: 0033:0x4471f9 [ 179.410295] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 179.429206] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 179.436920] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 179.444196] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 179.451477] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 179.458770] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 179.466049] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 179.480129] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 179.502555] FAULT_INJECTION: forcing a failure. [ 179.502555] name failslab, interval 1, probability 0, space 0, times 0 [ 179.523099] CPU: 0 PID: 9237 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 179.531005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.540456] Call Trace: [ 179.543116] dump_stack+0x197/0x210 [ 179.546769] should_fail.cold+0xa/0x1b [ 179.550768] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 179.555894] ? lock_downgrade+0x880/0x880 [ 179.560082] __should_failslab+0x121/0x190 [ 179.564340] should_failslab+0x9/0x14 [ 179.568157] kmem_cache_alloc_node+0x26c/0x710 [ 179.572757] ? qfq_change_class+0x6c3/0x15ce [ 179.577190] __alloc_skb+0xd5/0x5f0 [ 179.580831] ? skb_trim+0x190/0x190 [ 179.584475] ? qfq_delete_class+0x350/0x350 [ 179.588815] ? validate_nla+0x32f/0x810 [ 179.592813] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 179.598281] ? qfq_delete_class+0x350/0x350 [ 179.602614] tc_ctl_tclass+0x532/0xc60 [ 179.606536] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 179.611794] ? find_held_lock+0x35/0x130 [ 179.615890] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 179.621445] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 179.626565] rtnetlink_rcv_msg+0x463/0xb00 [ 179.630824] ? rtnetlink_put_metrics+0x560/0x560 [ 179.635603] ? netlink_deliver_tap+0x22d/0xc20 [ 179.640199] ? find_held_lock+0x35/0x130 [ 179.644276] netlink_rcv_skb+0x17d/0x460 [ 179.648363] ? rtnetlink_put_metrics+0x560/0x560 [ 179.653150] ? netlink_ack+0xb30/0xb30 [ 179.657211] ? kasan_check_read+0x11/0x20 [ 179.661466] ? netlink_deliver_tap+0x254/0xc20 [ 179.666094] rtnetlink_rcv+0x1d/0x30 [ 179.669834] netlink_unicast+0x53a/0x730 [ 179.673939] ? netlink_attachskb+0x770/0x770 [ 179.678363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 179.683938] netlink_sendmsg+0x8ae/0xd70 [ 179.688030] ? netlink_unicast+0x730/0x730 [ 179.692280] ? selinux_socket_sendmsg+0x36/0x40 [ 179.696972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 179.702532] ? security_socket_sendmsg+0x8d/0xc0 [ 179.707304] ? netlink_unicast+0x730/0x730 [ 179.711560] sock_sendmsg+0xd7/0x130 [ 179.715305] ___sys_sendmsg+0x803/0x920 [ 179.719317] ? copy_msghdr_from_user+0x430/0x430 [ 179.724095] ? lock_downgrade+0x880/0x880 [ 179.728257] ? kasan_check_read+0x11/0x20 [ 179.732422] ? __fget+0x367/0x540 [ 179.735890] ? iterate_fd+0x360/0x360 [ 179.739712] ? __fget_light+0x1a9/0x230 [ 179.743701] ? __fdget+0x1b/0x20 [ 179.747136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 179.752742] __sys_sendmsg+0x105/0x1d0 [ 179.756640] ? __ia32_sys_shutdown+0x80/0x80 [ 179.761073] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 179.765844] ? do_syscall_64+0x26/0x620 [ 179.769843] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.775241] ? do_syscall_64+0x26/0x620 [ 179.779228] __x64_sys_sendmsg+0x78/0xb0 [ 179.783327] do_syscall_64+0xfd/0x620 [ 179.787146] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.792370] RIP: 0033:0x4471f9 executing program [ 179.795575] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 179.814484] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 179.822216] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 179.829520] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 179.836804] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 179.844078] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 179.851353] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 179.882249] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 179.919933] FAULT_INJECTION: forcing a failure. [ 179.919933] name failslab, interval 1, probability 0, space 0, times 0 [ 179.943934] CPU: 0 PID: 9253 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 179.951888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.961245] Call Trace: [ 179.963855] dump_stack+0x197/0x210 [ 179.967497] should_fail.cold+0xa/0x1b [ 179.971428] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 179.976563] ? lock_downgrade+0x880/0x880 [ 179.980730] __should_failslab+0x121/0x190 [ 179.984984] should_failslab+0x9/0x14 [ 179.988887] kmem_cache_alloc_node+0x26c/0x710 [ 179.993491] ? qfq_change_class+0x6c3/0x15ce [ 179.997934] __alloc_skb+0xd5/0x5f0 [ 180.001576] ? skb_trim+0x190/0x190 [ 180.005217] ? qfq_delete_class+0x350/0x350 [ 180.009554] ? validate_nla+0x32f/0x810 [ 180.013597] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 180.019097] ? qfq_delete_class+0x350/0x350 [ 180.023428] tc_ctl_tclass+0x532/0xc60 [ 180.027335] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 180.032451] ? find_held_lock+0x35/0x130 [ 180.036584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 180.042134] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 180.047253] rtnetlink_rcv_msg+0x463/0xb00 [ 180.051528] ? rtnetlink_put_metrics+0x560/0x560 [ 180.056322] ? netlink_deliver_tap+0x22d/0xc20 [ 180.060918] ? find_held_lock+0x35/0x130 [ 180.065025] netlink_rcv_skb+0x17d/0x460 [ 180.069117] ? rtnetlink_put_metrics+0x560/0x560 [ 180.073917] ? netlink_ack+0xb30/0xb30 [ 180.077818] ? kasan_check_read+0x11/0x20 [ 180.081997] ? netlink_deliver_tap+0x254/0xc20 [ 180.086632] rtnetlink_rcv+0x1d/0x30 [ 180.090368] netlink_unicast+0x53a/0x730 [ 180.094458] ? netlink_attachskb+0x770/0x770 [ 180.098874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.104454] netlink_sendmsg+0x8ae/0xd70 [ 180.108562] ? netlink_unicast+0x730/0x730 [ 180.112820] ? selinux_socket_sendmsg+0x36/0x40 [ 180.117505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.123058] ? security_socket_sendmsg+0x8d/0xc0 [ 180.127844] ? netlink_unicast+0x730/0x730 [ 180.132125] sock_sendmsg+0xd7/0x130 [ 180.135849] ___sys_sendmsg+0x803/0x920 [ 180.139837] ? copy_msghdr_from_user+0x430/0x430 [ 180.144606] ? lock_downgrade+0x880/0x880 [ 180.148759] ? kasan_check_read+0x11/0x20 [ 180.152923] ? __fget+0x367/0x540 [ 180.156406] ? iterate_fd+0x360/0x360 [ 180.160229] ? __fget_light+0x1a9/0x230 [ 180.164218] ? __fdget+0x1b/0x20 [ 180.167654] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 180.173222] __sys_sendmsg+0x105/0x1d0 [ 180.177186] ? __ia32_sys_shutdown+0x80/0x80 [ 180.181621] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 180.186404] ? do_syscall_64+0x26/0x620 [ 180.190409] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.195828] ? do_syscall_64+0x26/0x620 [ 180.199829] __x64_sys_sendmsg+0x78/0xb0 [ 180.203905] do_syscall_64+0xfd/0x620 [ 180.207723] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.212922] RIP: 0033:0x4471f9 [ 180.216121] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 180.235040] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 180.242759] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 180.250036] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 180.257317] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 180.264591] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 180.271865] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 180.282578] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 180.319999] FAULT_INJECTION: forcing a failure. [ 180.319999] name failslab, interval 1, probability 0, space 0, times 0 [ 180.353158] CPU: 0 PID: 9268 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 180.361071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.370435] Call Trace: [ 180.373055] dump_stack+0x197/0x210 [ 180.376702] should_fail.cold+0xa/0x1b [ 180.380610] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 180.385726] ? lock_downgrade+0x880/0x880 [ 180.389896] __should_failslab+0x121/0x190 [ 180.394146] should_failslab+0x9/0x14 [ 180.397957] kmem_cache_alloc_node+0x26c/0x710 [ 180.402549] ? qfq_change_class+0x6c3/0x15ce [ 180.406980] __alloc_skb+0xd5/0x5f0 [ 180.410618] ? skb_trim+0x190/0x190 [ 180.414256] ? qfq_delete_class+0x350/0x350 [ 180.418867] ? validate_nla+0x32f/0x810 [ 180.422883] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 180.428361] ? qfq_delete_class+0x350/0x350 [ 180.432699] tc_ctl_tclass+0x532/0xc60 [ 180.436624] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 180.441921] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 180.447491] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 180.452624] rtnetlink_rcv_msg+0x463/0xb00 [ 180.456888] ? rtnetlink_put_metrics+0x560/0x560 [ 180.461671] ? netlink_deliver_tap+0x22d/0xc20 [ 180.466282] ? find_held_lock+0x35/0x130 [ 180.470364] netlink_rcv_skb+0x17d/0x460 [ 180.474439] ? rtnetlink_put_metrics+0x560/0x560 [ 180.479208] ? netlink_ack+0xb30/0xb30 [ 180.483211] ? kasan_check_read+0x11/0x20 [ 180.487377] ? netlink_deliver_tap+0x254/0xc20 [ 180.492007] rtnetlink_rcv+0x1d/0x30 [ 180.495751] netlink_unicast+0x53a/0x730 [ 180.499831] ? netlink_attachskb+0x770/0x770 [ 180.504255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.509837] netlink_sendmsg+0x8ae/0xd70 [ 180.513940] ? netlink_unicast+0x730/0x730 [ 180.518208] ? selinux_socket_sendmsg+0x36/0x40 [ 180.522889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.528442] ? security_socket_sendmsg+0x8d/0xc0 [ 180.533242] ? netlink_unicast+0x730/0x730 [ 180.537521] sock_sendmsg+0xd7/0x130 [ 180.541253] ___sys_sendmsg+0x803/0x920 [ 180.545244] ? copy_msghdr_from_user+0x430/0x430 [ 180.550015] ? lock_downgrade+0x880/0x880 [ 180.554177] ? kasan_check_read+0x11/0x20 [ 180.558338] ? __fget+0x367/0x540 [ 180.561806] ? iterate_fd+0x360/0x360 [ 180.565628] ? __fget_light+0x1a9/0x230 [ 180.569623] ? __fdget+0x1b/0x20 [ 180.572998] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 180.578555] __sys_sendmsg+0x105/0x1d0 [ 180.582457] ? __ia32_sys_shutdown+0x80/0x80 [ 180.586891] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 180.591693] ? do_syscall_64+0x26/0x620 [ 180.595771] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.601172] ? do_syscall_64+0x26/0x620 [ 180.605164] __x64_sys_sendmsg+0x78/0xb0 [ 180.609237] do_syscall_64+0xfd/0x620 [ 180.613059] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.618277] RIP: 0033:0x4471f9 [ 180.621483] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 180.640394] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 180.648120] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 180.655395] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 180.662673] RBP: 00000000006dcca0 R08: 0000000000000001 R09: 0000000000000036 executing program [ 180.669953] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 180.677221] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 180.704774] FAULT_INJECTION: forcing a failure. [ 180.704774] name failslab, interval 1, probability 0, space 0, times 0 [ 180.718600] CPU: 0 PID: 9288 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 180.726499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.735865] Call Trace: [ 180.738482] dump_stack+0x197/0x210 [ 180.742148] should_fail.cold+0xa/0x1b [ 180.746058] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 180.751177] ? lock_downgrade+0x880/0x880 [ 180.755360] __should_failslab+0x121/0x190 [ 180.759640] should_failslab+0x9/0x14 [ 180.763507] kmem_cache_alloc_node+0x26c/0x710 [ 180.768114] ? qfq_change_class+0x6c3/0x15ce [ 180.772558] __alloc_skb+0xd5/0x5f0 [ 180.776206] ? skb_trim+0x190/0x190 [ 180.779854] ? qfq_delete_class+0x350/0x350 [ 180.784181] ? validate_nla+0x32f/0x810 [ 180.788189] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 180.793659] ? qfq_delete_class+0x350/0x350 [ 180.797993] tc_ctl_tclass+0x532/0xc60 [ 180.801910] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 180.807038] ? find_held_lock+0x35/0x130 [ 180.811129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 180.816690] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 180.821810] rtnetlink_rcv_msg+0x463/0xb00 [ 180.826089] ? rtnetlink_put_metrics+0x560/0x560 [ 180.830906] ? netlink_deliver_tap+0x22d/0xc20 [ 180.835508] ? find_held_lock+0x35/0x130 [ 180.839600] netlink_rcv_skb+0x17d/0x460 [ 180.843676] ? rtnetlink_put_metrics+0x560/0x560 [ 180.848449] ? netlink_ack+0xb30/0xb30 [ 180.852350] ? kasan_check_read+0x11/0x20 [ 180.856522] ? netlink_deliver_tap+0x254/0xc20 [ 180.861132] rtnetlink_rcv+0x1d/0x30 [ 180.864858] netlink_unicast+0x53a/0x730 [ 180.868948] ? netlink_attachskb+0x770/0x770 [ 180.873409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.878963] netlink_sendmsg+0x8ae/0xd70 [ 180.883056] ? netlink_unicast+0x730/0x730 [ 180.887313] ? selinux_socket_sendmsg+0x36/0x40 [ 180.892061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 180.897636] ? security_socket_sendmsg+0x8d/0xc0 [ 180.902441] ? netlink_unicast+0x730/0x730 [ 180.906748] sock_sendmsg+0xd7/0x130 [ 180.910477] ___sys_sendmsg+0x803/0x920 [ 180.914467] ? copy_msghdr_from_user+0x430/0x430 [ 180.919273] ? lock_downgrade+0x880/0x880 [ 180.923468] ? kasan_check_read+0x11/0x20 [ 180.927635] ? __fget+0x367/0x540 [ 180.931104] ? iterate_fd+0x360/0x360 [ 180.934947] ? __fget_light+0x1a9/0x230 [ 180.938933] ? __fdget+0x1b/0x20 [ 180.942326] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 180.947898] __sys_sendmsg+0x105/0x1d0 [ 180.951801] ? __ia32_sys_shutdown+0x80/0x80 [ 180.956236] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 180.961008] ? do_syscall_64+0x26/0x620 [ 180.964995] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.970370] ? do_syscall_64+0x26/0x620 [ 180.974361] __x64_sys_sendmsg+0x78/0xb0 [ 180.978439] do_syscall_64+0xfd/0x620 [ 180.982259] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.987461] RIP: 0033:0x4471f9 [ 180.990686] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 181.009615] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 181.017346] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 181.024625] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 181.031935] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 181.039213] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 181.046492] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 181.056715] FAULT_INJECTION: forcing a failure. [ 181.056715] name fail_futex, interval 1, probability 0, space 0, times 0 [ 181.068712] CPU: 1 PID: 9299 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 181.076628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.085984] Call Trace: [ 181.088588] dump_stack+0x197/0x210 [ 181.092233] should_fail.cold+0xa/0x1b [ 181.096188] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 181.101312] ? rcu_read_lock_sched_held+0x110/0x130 [ 181.106349] get_futex_key+0xccc/0x1af0 [ 181.110345] ? try_to_wake_up+0xcc/0xf50 [ 181.114417] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 181.119096] ? find_held_lock+0x35/0x130 [ 181.123169] ? try_to_wake_up+0xcc/0xf50 [ 181.127248] futex_wait_setup+0xd8/0x390 [ 181.131329] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 181.136456] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 181.141562] ? try_to_wake_up+0xcc/0xf50 [ 181.145612] futex_wait+0x1fc/0x5e0 [ 181.149257] ? futex_wait_setup+0x390/0x390 [ 181.153583] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 181.158890] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 181.163893] ? futex_wake+0x179/0x4d0 [ 181.167703] ? copy_msghdr_from_user+0x430/0x430 [ 181.172605] do_futex+0x175/0x1d70 [ 181.176165] ? kasan_check_read+0x11/0x20 [ 181.180321] ? exit_robust_list+0x2d0/0x2d0 [ 181.184661] ? iterate_fd+0x360/0x360 [ 181.188463] ? __fget_light+0x1a9/0x230 [ 181.192438] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 181.197987] ? fput+0x128/0x1a0 [ 181.201292] ? __sys_sendmsg+0x131/0x1d0 [ 181.205350] __x64_sys_futex+0x400/0x590 [ 181.209408] ? do_futex+0x1d70/0x1d70 [ 181.213199] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 181.217946] ? do_syscall_64+0x26/0x620 [ 181.221908] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.227361] ? do_syscall_64+0x26/0x620 [ 181.231331] ? lockdep_hardirqs_on+0x415/0x5d0 [ 181.235923] ? trace_hardirqs_on+0x67/0x220 [ 181.240244] do_syscall_64+0xfd/0x620 [ 181.244122] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.249306] RIP: 0033:0x4471f9 [ 181.252522] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 181.271428] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 181.279238] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 181.286521] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcc78 [ 181.293779] RBP: 00000000006dcc70 R08: 0000000000000036 R09: 0000000000000036 [ 181.301046] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 181.308300] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 181.340867] FAULT_INJECTION: forcing a failure. [ 181.340867] name failslab, interval 1, probability 0, space 0, times 0 [ 181.363322] CPU: 0 PID: 9310 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 181.371238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.380611] Call Trace: [ 181.383215] dump_stack+0x197/0x210 [ 181.386863] should_fail.cold+0xa/0x1b [ 181.390770] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 181.395887] ? lock_downgrade+0x880/0x880 [ 181.400062] __should_failslab+0x121/0x190 [ 181.404309] should_failslab+0x9/0x14 [ 181.408122] kmem_cache_alloc_node+0x26c/0x710 [ 181.412717] ? qfq_change_class+0x6c3/0x15ce [ 181.417165] __alloc_skb+0xd5/0x5f0 [ 181.420828] ? skb_trim+0x190/0x190 [ 181.424472] ? qfq_delete_class+0x350/0x350 [ 181.428865] ? validate_nla+0x32f/0x810 [ 181.432863] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 181.438342] ? qfq_delete_class+0x350/0x350 [ 181.442698] tc_ctl_tclass+0x532/0xc60 [ 181.446622] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 181.451745] ? find_held_lock+0x35/0x130 [ 181.455850] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.461406] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 181.466547] rtnetlink_rcv_msg+0x463/0xb00 [ 181.470809] ? rtnetlink_put_metrics+0x560/0x560 [ 181.475600] ? netlink_deliver_tap+0x22d/0xc20 [ 181.480192] ? find_held_lock+0x35/0x130 [ 181.484273] netlink_rcv_skb+0x17d/0x460 [ 181.488361] ? rtnetlink_put_metrics+0x560/0x560 [ 181.493135] ? netlink_ack+0xb30/0xb30 [ 181.497031] ? kasan_check_read+0x11/0x20 [ 181.501191] ? netlink_deliver_tap+0x254/0xc20 [ 181.505819] rtnetlink_rcv+0x1d/0x30 [ 181.509566] netlink_unicast+0x53a/0x730 [ 181.513646] ? netlink_attachskb+0x770/0x770 [ 181.518071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.523621] netlink_sendmsg+0x8ae/0xd70 [ 181.527704] ? netlink_unicast+0x730/0x730 [ 181.531956] ? selinux_socket_sendmsg+0x36/0x40 [ 181.536642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.542194] ? security_socket_sendmsg+0x8d/0xc0 [ 181.546971] ? netlink_unicast+0x730/0x730 [ 181.551224] sock_sendmsg+0xd7/0x130 [ 181.554973] ___sys_sendmsg+0x803/0x920 [ 181.558961] ? copy_msghdr_from_user+0x430/0x430 [ 181.563747] ? lock_downgrade+0x880/0x880 [ 181.567909] ? kasan_check_read+0x11/0x20 [ 181.572071] ? __fget+0x367/0x540 [ 181.575552] ? iterate_fd+0x360/0x360 [ 181.579400] ? __fget_light+0x1a9/0x230 [ 181.583398] ? __fdget+0x1b/0x20 [ 181.586780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.592334] __sys_sendmsg+0x105/0x1d0 [ 181.596230] ? __ia32_sys_shutdown+0x80/0x80 [ 181.600683] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 181.605451] ? do_syscall_64+0x26/0x620 [ 181.609438] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.614813] ? do_syscall_64+0x26/0x620 [ 181.618811] __x64_sys_sendmsg+0x78/0xb0 [ 181.622885] do_syscall_64+0xfd/0x620 [ 181.626704] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.631898] RIP: 0033:0x4471f9 [ 181.635097] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 181.654005] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 181.661717] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 181.668988] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 181.676264] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 181.683540] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 181.690826] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 181.718066] FAULT_INJECTION: forcing a failure. [ 181.718066] name failslab, interval 1, probability 0, space 0, times 0 [ 181.747152] CPU: 1 PID: 9324 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 181.755053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.764412] Call Trace: [ 181.767019] dump_stack+0x197/0x210 [ 181.770666] should_fail.cold+0xa/0x1b [ 181.774572] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 181.779691] ? lock_downgrade+0x880/0x880 [ 181.783864] __should_failslab+0x121/0x190 [ 181.788119] should_failslab+0x9/0x14 [ 181.791928] kmem_cache_alloc_node+0x26c/0x710 [ 181.796527] ? qfq_change_class+0x6c3/0x15ce [ 181.800957] __alloc_skb+0xd5/0x5f0 [ 181.804599] ? skb_trim+0x190/0x190 [ 181.808240] ? qfq_delete_class+0x350/0x350 [ 181.812571] ? validate_nla+0x32f/0x810 [ 181.816569] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 181.822041] ? qfq_delete_class+0x350/0x350 [ 181.826370] tc_ctl_tclass+0x532/0xc60 [ 181.830282] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 181.835418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.840974] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 181.846099] rtnetlink_rcv_msg+0x463/0xb00 [ 181.850350] ? rtnetlink_put_metrics+0x560/0x560 [ 181.855126] ? netlink_deliver_tap+0x22d/0xc20 [ 181.859719] ? find_held_lock+0x35/0x130 [ 181.863799] netlink_rcv_skb+0x17d/0x460 [ 181.867874] ? rtnetlink_put_metrics+0x560/0x560 [ 181.872643] ? netlink_ack+0xb30/0xb30 [ 181.876542] ? kasan_check_read+0x11/0x20 [ 181.880706] ? netlink_deliver_tap+0x254/0xc20 [ 181.885311] rtnetlink_rcv+0x1d/0x30 [ 181.889043] netlink_unicast+0x53a/0x730 [ 181.893124] ? netlink_attachskb+0x770/0x770 [ 181.897548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.903104] netlink_sendmsg+0x8ae/0xd70 [ 181.907187] ? netlink_unicast+0x730/0x730 [ 181.911436] ? selinux_socket_sendmsg+0x36/0x40 [ 181.916117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 181.921670] ? security_socket_sendmsg+0x8d/0xc0 [ 181.926443] ? netlink_unicast+0x730/0x730 [ 181.930696] sock_sendmsg+0xd7/0x130 [ 181.934514] ___sys_sendmsg+0x803/0x920 [ 181.938504] ? copy_msghdr_from_user+0x430/0x430 [ 181.943289] ? lock_downgrade+0x880/0x880 [ 181.947452] ? kasan_check_read+0x11/0x20 [ 181.951615] ? __fget+0x367/0x540 [ 181.955084] ? iterate_fd+0x360/0x360 [ 181.958905] ? __fget_light+0x1a9/0x230 [ 181.962889] ? __fdget+0x1b/0x20 [ 181.966267] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 181.971822] __sys_sendmsg+0x105/0x1d0 [ 181.975724] ? __ia32_sys_shutdown+0x80/0x80 [ 181.980157] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 181.984921] ? do_syscall_64+0x26/0x620 [ 181.988904] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.994281] ? do_syscall_64+0x26/0x620 [ 181.998268] __x64_sys_sendmsg+0x78/0xb0 [ 182.002354] do_syscall_64+0xfd/0x620 [ 182.006165] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.011368] RIP: 0033:0x4471f9 [ 182.014585] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 182.033505] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 182.041223] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 executing program [ 182.048496] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000e [ 182.055770] RBP: 00000000006dcca0 R08: 0000000000000001 R09: 0000000000000036 [ 182.063050] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 182.070332] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 182.099371] nla_parse: 4 callbacks suppressed [ 182.099380] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 182.127445] FAULT_INJECTION: forcing a failure. [ 182.127445] name failslab, interval 1, probability 0, space 0, times 0 [ 182.139756] CPU: 1 PID: 9345 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 182.147650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.157008] Call Trace: [ 182.159624] dump_stack+0x197/0x210 [ 182.163272] should_fail.cold+0xa/0x1b [ 182.167173] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 182.172288] ? lock_downgrade+0x880/0x880 [ 182.176489] __should_failslab+0x121/0x190 [ 182.180748] should_failslab+0x9/0x14 [ 182.184556] kmem_cache_alloc_node+0x26c/0x710 [ 182.189152] ? qfq_change_class+0x6c3/0x15ce [ 182.193580] __alloc_skb+0xd5/0x5f0 [ 182.197220] ? skb_trim+0x190/0x190 [ 182.200860] ? qfq_delete_class+0x350/0x350 [ 182.205197] ? validate_nla+0x32f/0x810 [ 182.209193] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 182.214657] ? qfq_delete_class+0x350/0x350 [ 182.218998] tc_ctl_tclass+0x532/0xc60 [ 182.222908] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 182.228037] ? find_held_lock+0x35/0x130 [ 182.232139] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.237725] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 182.242855] rtnetlink_rcv_msg+0x463/0xb00 [ 182.247128] ? rtnetlink_put_metrics+0x560/0x560 [ 182.251913] ? netlink_deliver_tap+0x22d/0xc20 [ 182.256505] ? find_held_lock+0x35/0x130 [ 182.260662] netlink_rcv_skb+0x17d/0x460 [ 182.264743] ? rtnetlink_put_metrics+0x560/0x560 [ 182.269518] ? netlink_ack+0xb30/0xb30 [ 182.273424] ? kasan_check_read+0x11/0x20 [ 182.277588] ? netlink_deliver_tap+0x254/0xc20 [ 182.282188] rtnetlink_rcv+0x1d/0x30 [ 182.285915] netlink_unicast+0x53a/0x730 [ 182.289994] ? netlink_attachskb+0x770/0x770 [ 182.294423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.299978] netlink_sendmsg+0x8ae/0xd70 [ 182.304070] ? netlink_unicast+0x730/0x730 [ 182.308322] ? selinux_socket_sendmsg+0x36/0x40 [ 182.313003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.318592] ? security_socket_sendmsg+0x8d/0xc0 [ 182.323381] ? netlink_unicast+0x730/0x730 [ 182.327630] sock_sendmsg+0xd7/0x130 [ 182.331393] ___sys_sendmsg+0x803/0x920 [ 182.335382] ? copy_msghdr_from_user+0x430/0x430 [ 182.340155] ? lock_downgrade+0x880/0x880 [ 182.344315] ? kasan_check_read+0x11/0x20 [ 182.348477] ? __fget+0x367/0x540 [ 182.351944] ? iterate_fd+0x360/0x360 [ 182.355781] ? __fget_light+0x1a9/0x230 [ 182.359767] ? __fdget+0x1b/0x20 [ 182.363141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.368692] __sys_sendmsg+0x105/0x1d0 [ 182.372590] ? __ia32_sys_shutdown+0x80/0x80 [ 182.377020] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 182.381794] ? do_syscall_64+0x26/0x620 [ 182.385779] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.391148] ? do_syscall_64+0x26/0x620 [ 182.395150] __x64_sys_sendmsg+0x78/0xb0 [ 182.399332] do_syscall_64+0xfd/0x620 [ 182.403153] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.408350] RIP: 0033:0x4471f9 [ 182.411555] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 182.430464] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 182.438191] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 182.445476] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 182.452752] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 182.460028] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 182.467309] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 182.478936] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 182.497123] FAULT_INJECTION: forcing a failure. [ 182.497123] name failslab, interval 1, probability 0, space 0, times 0 [ 182.537638] CPU: 0 PID: 9359 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 182.545583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.554987] Call Trace: [ 182.557630] dump_stack+0x197/0x210 [ 182.561276] should_fail.cold+0xa/0x1b [ 182.565183] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 182.570331] ? lock_downgrade+0x880/0x880 [ 182.574503] __should_failslab+0x121/0x190 [ 182.578755] should_failslab+0x9/0x14 [ 182.582582] kmem_cache_alloc_node+0x26c/0x710 [ 182.587196] ? qfq_change_class+0x6c3/0x15ce [ 182.591627] __alloc_skb+0xd5/0x5f0 [ 182.595286] ? skb_trim+0x190/0x190 [ 182.598927] ? qfq_delete_class+0x350/0x350 [ 182.603258] ? validate_nla+0x32f/0x810 [ 182.607252] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 182.612726] ? qfq_delete_class+0x350/0x350 [ 182.617078] tc_ctl_tclass+0x532/0xc60 [ 182.620992] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 182.626110] ? find_held_lock+0x35/0x130 [ 182.630200] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.635753] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 182.640894] rtnetlink_rcv_msg+0x463/0xb00 [ 182.645150] ? rtnetlink_put_metrics+0x560/0x560 [ 182.649952] ? netlink_deliver_tap+0x22d/0xc20 [ 182.654555] ? find_held_lock+0x35/0x130 [ 182.658636] netlink_rcv_skb+0x17d/0x460 [ 182.662712] ? rtnetlink_put_metrics+0x560/0x560 [ 182.667494] ? netlink_ack+0xb30/0xb30 [ 182.671416] ? kasan_check_read+0x11/0x20 [ 182.675586] ? netlink_deliver_tap+0x254/0xc20 [ 182.680187] rtnetlink_rcv+0x1d/0x30 [ 182.683930] netlink_unicast+0x53a/0x730 [ 182.688033] ? netlink_attachskb+0x770/0x770 [ 182.692457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.698024] netlink_sendmsg+0x8ae/0xd70 [ 182.702101] ? netlink_unicast+0x730/0x730 [ 182.706351] ? selinux_socket_sendmsg+0x36/0x40 [ 182.711041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.716592] ? security_socket_sendmsg+0x8d/0xc0 [ 182.721349] ? netlink_unicast+0x730/0x730 [ 182.725590] sock_sendmsg+0xd7/0x130 [ 182.729322] ___sys_sendmsg+0x803/0x920 [ 182.733312] ? copy_msghdr_from_user+0x430/0x430 [ 182.738115] ? lock_downgrade+0x880/0x880 [ 182.742292] ? kasan_check_read+0x11/0x20 [ 182.746518] ? __fget+0x367/0x540 [ 182.749991] ? iterate_fd+0x360/0x360 [ 182.753840] ? __fget_light+0x1a9/0x230 [ 182.757836] ? __fdget+0x1b/0x20 [ 182.761224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.766779] __sys_sendmsg+0x105/0x1d0 [ 182.770680] ? __ia32_sys_shutdown+0x80/0x80 [ 182.775113] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 182.779881] ? do_syscall_64+0x26/0x620 [ 182.783868] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.789248] ? do_syscall_64+0x26/0x620 [ 182.793243] __x64_sys_sendmsg+0x78/0xb0 [ 182.797319] do_syscall_64+0xfd/0x620 [ 182.801143] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.806416] RIP: 0033:0x4471f9 [ 182.809622] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 182.828547] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 182.836281] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 182.843572] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f executing program [ 182.850851] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 182.858126] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 182.865436] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 182.888542] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 182.908140] FAULT_INJECTION: forcing a failure. [ 182.908140] name failslab, interval 1, probability 0, space 0, times 0 [ 182.934970] CPU: 1 PID: 9377 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 182.942898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.952258] Call Trace: [ 182.954964] dump_stack+0x197/0x210 [ 182.958610] should_fail.cold+0xa/0x1b [ 182.962513] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 182.967635] ? lock_downgrade+0x880/0x880 [ 182.971811] __should_failslab+0x121/0x190 [ 182.976091] should_failslab+0x9/0x14 [ 182.979897] kmem_cache_alloc_node+0x26c/0x710 [ 182.984496] ? qfq_change_class+0x6c3/0x15ce [ 182.988941] __alloc_skb+0xd5/0x5f0 [ 182.992596] ? skb_trim+0x190/0x190 [ 182.996242] ? qfq_delete_class+0x350/0x350 [ 183.000574] ? validate_nla+0x32f/0x810 [ 183.004574] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 183.010037] ? qfq_delete_class+0x350/0x350 [ 183.014379] tc_ctl_tclass+0x532/0xc60 [ 183.018314] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 183.023452] ? find_held_lock+0x35/0x130 [ 183.027552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.033103] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 183.038218] rtnetlink_rcv_msg+0x463/0xb00 [ 183.042468] ? rtnetlink_put_metrics+0x560/0x560 [ 183.047267] ? netlink_deliver_tap+0x22d/0xc20 [ 183.051878] ? find_held_lock+0x35/0x130 [ 183.055970] netlink_rcv_skb+0x17d/0x460 [ 183.060047] ? rtnetlink_put_metrics+0x560/0x560 [ 183.064822] ? netlink_ack+0xb30/0xb30 [ 183.068724] ? kasan_check_read+0x11/0x20 [ 183.072889] ? netlink_deliver_tap+0x254/0xc20 [ 183.077475] rtnetlink_rcv+0x1d/0x30 [ 183.081200] netlink_unicast+0x53a/0x730 [ 183.085282] ? netlink_attachskb+0x770/0x770 [ 183.089709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.095266] netlink_sendmsg+0x8ae/0xd70 [ 183.099358] ? netlink_unicast+0x730/0x730 [ 183.103615] ? selinux_socket_sendmsg+0x36/0x40 [ 183.108356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.113905] ? security_socket_sendmsg+0x8d/0xc0 [ 183.118673] ? netlink_unicast+0x730/0x730 [ 183.122927] sock_sendmsg+0xd7/0x130 [ 183.126656] ___sys_sendmsg+0x803/0x920 [ 183.130647] ? copy_msghdr_from_user+0x430/0x430 [ 183.135420] ? lock_downgrade+0x880/0x880 [ 183.139599] ? kasan_check_read+0x11/0x20 [ 183.143783] ? __fget+0x367/0x540 [ 183.147252] ? iterate_fd+0x360/0x360 [ 183.151071] ? __fget_light+0x1a9/0x230 [ 183.155058] ? __fdget+0x1b/0x20 [ 183.158433] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.163982] __sys_sendmsg+0x105/0x1d0 [ 183.167893] ? __ia32_sys_shutdown+0x80/0x80 [ 183.172325] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 183.177090] ? do_syscall_64+0x26/0x620 [ 183.181077] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.186447] ? do_syscall_64+0x26/0x620 [ 183.190439] __x64_sys_sendmsg+0x78/0xb0 [ 183.194513] do_syscall_64+0xfd/0x620 [ 183.198329] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.203524] RIP: 0033:0x4471f9 [ 183.206725] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 183.225642] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 183.233365] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 183.240663] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 183.247943] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 183.255220] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 183.262498] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 183.274151] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 183.292893] FAULT_INJECTION: forcing a failure. [ 183.292893] name fail_futex, interval 1, probability 0, space 0, times 0 [ 183.325886] CPU: 0 PID: 9393 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 183.333819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.343180] Call Trace: [ 183.345785] dump_stack+0x197/0x210 [ 183.349444] should_fail.cold+0xa/0x1b [ 183.353346] ? trace_hardirqs_on+0x67/0x220 [ 183.357688] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 183.362808] ? _raw_spin_unlock_irq+0x5e/0x90 [ 183.367318] ? finish_task_switch+0x146/0x7c0 [ 183.371821] ? finish_task_switch+0x118/0x7c0 [ 183.376326] ? switch_mm_irqs_off+0x2de/0x1360 [ 183.380922] get_futex_key+0xccc/0x1af0 [ 183.384943] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 183.389650] ? try_to_wake_up+0xcc/0xf50 [ 183.393729] ? preempt_schedule+0x4b/0x60 [ 183.397903] futex_wait_setup+0xd8/0x390 [ 183.401971] ? preempt_schedule+0x4b/0x60 [ 183.406176] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 183.411290] ? _raw_spin_unlock_irqrestore+0xbd/0xe0 [ 183.416404] ? try_to_wake_up+0xcc/0xf50 [ 183.420485] futex_wait+0x1fc/0x5e0 [ 183.424144] ? futex_wait_setup+0x390/0x390 [ 183.428478] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 183.433695] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 183.438738] ? futex_wake+0x179/0x4d0 [ 183.442572] ? copy_msghdr_from_user+0x430/0x430 [ 183.447344] do_futex+0x175/0x1d70 [ 183.450901] ? kasan_check_read+0x11/0x20 [ 183.455067] ? exit_robust_list+0x2d0/0x2d0 [ 183.459404] ? iterate_fd+0x360/0x360 [ 183.463227] ? __fget_light+0x1a9/0x230 [ 183.467231] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 183.472780] ? fput+0x128/0x1a0 [ 183.476074] ? __sys_sendmsg+0x131/0x1d0 [ 183.480152] __x64_sys_futex+0x400/0x590 [ 183.484232] ? do_futex+0x1d70/0x1d70 [ 183.488045] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 183.492813] ? do_syscall_64+0x26/0x620 [ 183.496802] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.502179] ? do_syscall_64+0x26/0x620 [ 183.506189] ? lockdep_hardirqs_on+0x415/0x5d0 [ 183.510790] ? trace_hardirqs_on+0x67/0x220 [ 183.515128] do_syscall_64+0xfd/0x620 [ 183.518945] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.524141] RIP: 0033:0x4471f9 [ 183.527345] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 183.546261] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 183.553984] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 183.561276] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcc88 [ 183.568555] RBP: 00000000006dcc80 R08: 0000000000000036 R09: 0000000000000036 executing program [ 183.575834] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 183.583111] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 183.607187] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 183.627801] FAULT_INJECTION: forcing a failure. [ 183.627801] name failslab, interval 1, probability 0, space 0, times 0 [ 183.642003] CPU: 0 PID: 9407 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 183.649906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.659284] Call Trace: [ 183.661885] dump_stack+0x197/0x210 [ 183.665542] should_fail.cold+0xa/0x1b [ 183.669455] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 183.674578] ? lock_downgrade+0x880/0x880 [ 183.678752] __should_failslab+0x121/0x190 [ 183.683002] should_failslab+0x9/0x14 [ 183.686814] kmem_cache_alloc_node+0x26c/0x710 [ 183.691415] ? qfq_change_class+0x6c3/0x15ce [ 183.695861] __alloc_skb+0xd5/0x5f0 [ 183.699504] ? skb_trim+0x190/0x190 [ 183.703145] ? qfq_delete_class+0x350/0x350 [ 183.707485] ? validate_nla+0x32f/0x810 [ 183.711527] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 183.717038] ? qfq_delete_class+0x350/0x350 [ 183.721368] tc_ctl_tclass+0x532/0xc60 [ 183.725284] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 183.730410] ? find_held_lock+0x35/0x130 [ 183.734498] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.740062] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 183.745186] rtnetlink_rcv_msg+0x463/0xb00 [ 183.749441] ? rtnetlink_put_metrics+0x560/0x560 [ 183.754230] ? netlink_deliver_tap+0x22d/0xc20 [ 183.758831] ? find_held_lock+0x35/0x130 [ 183.762910] netlink_rcv_skb+0x17d/0x460 [ 183.766984] ? rtnetlink_put_metrics+0x560/0x560 [ 183.771758] ? netlink_ack+0xb30/0xb30 [ 183.775659] ? kasan_check_read+0x11/0x20 [ 183.779822] ? netlink_deliver_tap+0x254/0xc20 [ 183.784424] rtnetlink_rcv+0x1d/0x30 [ 183.788180] netlink_unicast+0x53a/0x730 [ 183.792259] ? netlink_attachskb+0x770/0x770 [ 183.796683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.802241] netlink_sendmsg+0x8ae/0xd70 [ 183.806325] ? netlink_unicast+0x730/0x730 [ 183.810579] ? selinux_socket_sendmsg+0x36/0x40 [ 183.815260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.820814] ? security_socket_sendmsg+0x8d/0xc0 [ 183.825596] ? netlink_unicast+0x730/0x730 [ 183.829847] sock_sendmsg+0xd7/0x130 [ 183.833585] ___sys_sendmsg+0x803/0x920 [ 183.837576] ? copy_msghdr_from_user+0x430/0x430 [ 183.842352] ? lock_downgrade+0x880/0x880 [ 183.846521] ? kasan_check_read+0x11/0x20 [ 183.850690] ? __fget+0x367/0x540 [ 183.854161] ? iterate_fd+0x360/0x360 [ 183.857980] ? __fget_light+0x1a9/0x230 [ 183.861966] ? __fdget+0x1b/0x20 [ 183.865343] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.870899] __sys_sendmsg+0x105/0x1d0 [ 183.874814] ? __ia32_sys_shutdown+0x80/0x80 [ 183.879248] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 183.884025] ? do_syscall_64+0x26/0x620 [ 183.888017] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.893411] ? do_syscall_64+0x26/0x620 [ 183.897400] __x64_sys_sendmsg+0x78/0xb0 [ 183.901478] do_syscall_64+0xfd/0x620 [ 183.905298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.910495] RIP: 0033:0x4471f9 [ 183.913697] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 183.932629] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 183.940361] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 183.947747] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 183.955024] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 183.962307] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 183.969582] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 183.997516] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 184.034840] FAULT_INJECTION: forcing a failure. [ 184.034840] name failslab, interval 1, probability 0, space 0, times 0 [ 184.055762] CPU: 1 PID: 9422 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 184.063680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.073043] Call Trace: [ 184.075649] dump_stack+0x197/0x210 [ 184.079294] should_fail.cold+0xa/0x1b [ 184.083205] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 184.088320] ? memset+0x32/0x40 [ 184.091630] ? memcpy+0x46/0x50 [ 184.094924] __should_failslab+0x121/0x190 [ 184.099175] should_failslab+0x9/0x14 [ 184.102989] __kmalloc_track_caller+0x6d/0x750 [ 184.107585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.113138] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 184.117905] ? gnet_stats_copy_app+0x73/0x300 [ 184.122435] kmemdup+0x27/0x60 [ 184.125651] gnet_stats_copy_app+0x73/0x300 [ 184.130020] qfq_dump_class_stats+0x25a/0x3a0 [ 184.134564] ? qfq_bind_tcf+0x1e0/0x1e0 [ 184.138561] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 184.143592] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 184.148982] ? qfq_bind_tcf+0x1e0/0x1e0 [ 184.152970] tc_fill_tclass+0x5c1/0x8f0 [ 184.156970] ? qdisc_watchdog+0x290/0x290 [ 184.161139] ? qfq_delete_class+0x350/0x350 [ 184.165484] ? validate_nla+0x32f/0x810 [ 184.169488] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 184.174991] ? qfq_delete_class+0x350/0x350 [ 184.179325] tc_ctl_tclass+0x532/0xc60 [ 184.183232] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 184.188346] ? find_held_lock+0x35/0x130 [ 184.192435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 184.198003] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 184.203119] rtnetlink_rcv_msg+0x463/0xb00 [ 184.207371] ? rtnetlink_put_metrics+0x560/0x560 [ 184.212147] ? netlink_deliver_tap+0x22d/0xc20 [ 184.216742] ? find_held_lock+0x35/0x130 [ 184.220819] netlink_rcv_skb+0x17d/0x460 [ 184.224900] ? rtnetlink_put_metrics+0x560/0x560 [ 184.229675] ? netlink_ack+0xb30/0xb30 [ 184.233578] ? kasan_check_read+0x11/0x20 [ 184.237886] ? netlink_deliver_tap+0x254/0xc20 [ 184.242489] rtnetlink_rcv+0x1d/0x30 [ 184.246216] netlink_unicast+0x53a/0x730 [ 184.250294] ? netlink_attachskb+0x770/0x770 [ 184.254721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.260276] netlink_sendmsg+0x8ae/0xd70 [ 184.264356] ? netlink_unicast+0x730/0x730 [ 184.268613] ? selinux_socket_sendmsg+0x36/0x40 [ 184.273293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.278846] ? security_socket_sendmsg+0x8d/0xc0 [ 184.283620] ? netlink_unicast+0x730/0x730 [ 184.287869] sock_sendmsg+0xd7/0x130 [ 184.291595] ___sys_sendmsg+0x803/0x920 [ 184.295594] ? copy_msghdr_from_user+0x430/0x430 [ 184.300380] ? lock_downgrade+0x880/0x880 [ 184.304548] ? kasan_check_read+0x11/0x20 [ 184.308727] ? __fget+0x367/0x540 [ 184.312192] ? iterate_fd+0x360/0x360 [ 184.316011] ? __fget_light+0x1a9/0x230 [ 184.319996] ? __fdget+0x1b/0x20 [ 184.323368] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 184.328915] __sys_sendmsg+0x105/0x1d0 [ 184.332814] ? __ia32_sys_shutdown+0x80/0x80 [ 184.337255] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 184.342043] ? do_syscall_64+0x26/0x620 [ 184.346028] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.351398] ? do_syscall_64+0x26/0x620 [ 184.355399] __x64_sys_sendmsg+0x78/0xb0 [ 184.359477] do_syscall_64+0xfd/0x620 [ 184.363297] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.368498] RIP: 0033:0x4471f9 [ 184.371748] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 184.390655] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 184.398358] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 executing program [ 184.405624] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 184.412897] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 184.420294] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 184.427553] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 184.444433] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 184.463114] FAULT_INJECTION: forcing a failure. [ 184.463114] name failslab, interval 1, probability 0, space 0, times 0 [ 184.477142] CPU: 1 PID: 9438 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 184.485045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.494402] Call Trace: [ 184.497014] dump_stack+0x197/0x210 [ 184.500668] should_fail.cold+0xa/0x1b [ 184.504573] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 184.509693] ? lock_downgrade+0x880/0x880 [ 184.513866] __should_failslab+0x121/0x190 [ 184.518117] should_failslab+0x9/0x14 [ 184.521929] kmem_cache_alloc_node+0x26c/0x710 [ 184.526530] ? qfq_change_class+0x6c3/0x15ce [ 184.530961] __alloc_skb+0xd5/0x5f0 [ 184.534630] ? skb_trim+0x190/0x190 [ 184.538295] ? qfq_delete_class+0x350/0x350 [ 184.542625] ? validate_nla+0x32f/0x810 [ 184.546623] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 184.552102] ? qfq_delete_class+0x350/0x350 [ 184.556469] tc_ctl_tclass+0x532/0xc60 [ 184.560390] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 184.565507] ? find_held_lock+0x35/0x130 [ 184.569598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 184.575171] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 184.580289] rtnetlink_rcv_msg+0x463/0xb00 [ 184.584555] ? rtnetlink_put_metrics+0x560/0x560 [ 184.589330] ? netlink_deliver_tap+0x22d/0xc20 [ 184.593931] ? find_held_lock+0x35/0x130 [ 184.598010] netlink_rcv_skb+0x17d/0x460 [ 184.602096] ? rtnetlink_put_metrics+0x560/0x560 [ 184.606865] ? netlink_ack+0xb30/0xb30 [ 184.610763] ? kasan_check_read+0x11/0x20 [ 184.614924] ? netlink_deliver_tap+0x254/0xc20 [ 184.619523] rtnetlink_rcv+0x1d/0x30 [ 184.623250] netlink_unicast+0x53a/0x730 [ 184.627330] ? netlink_attachskb+0x770/0x770 [ 184.631751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.637305] netlink_sendmsg+0x8ae/0xd70 [ 184.641389] ? netlink_unicast+0x730/0x730 [ 184.645639] ? selinux_socket_sendmsg+0x36/0x40 [ 184.650319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.655868] ? security_socket_sendmsg+0x8d/0xc0 [ 184.660637] ? netlink_unicast+0x730/0x730 [ 184.664890] sock_sendmsg+0xd7/0x130 [ 184.668632] ___sys_sendmsg+0x803/0x920 [ 184.672623] ? copy_msghdr_from_user+0x430/0x430 [ 184.677406] ? lock_downgrade+0x880/0x880 [ 184.681722] ? kasan_check_read+0x11/0x20 [ 184.685895] ? __fget+0x367/0x540 [ 184.689368] ? iterate_fd+0x360/0x360 [ 184.693189] ? __fget_light+0x1a9/0x230 [ 184.697177] ? __fdget+0x1b/0x20 [ 184.700555] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 184.706107] __sys_sendmsg+0x105/0x1d0 [ 184.710009] ? __ia32_sys_shutdown+0x80/0x80 [ 184.714443] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 184.719215] ? do_syscall_64+0x26/0x620 [ 184.723242] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.728643] ? do_syscall_64+0x26/0x620 [ 184.732652] __x64_sys_sendmsg+0x78/0xb0 [ 184.736744] do_syscall_64+0xfd/0x620 [ 184.740568] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.745767] RIP: 0033:0x4471f9 [ 184.748972] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 184.767885] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 184.775624] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 184.782900] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 184.790179] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 184.797454] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 184.804727] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 184.814983] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 184.858556] FAULT_INJECTION: forcing a failure. [ 184.858556] name failslab, interval 1, probability 0, space 0, times 0 [ 184.880990] CPU: 1 PID: 9453 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 184.888896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.898425] Call Trace: [ 184.901144] dump_stack+0x197/0x210 [ 184.904800] should_fail.cold+0xa/0x1b [ 184.908712] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 184.913849] ? memset+0x32/0x40 [ 184.917151] ? memcpy+0x46/0x50 [ 184.920452] __should_failslab+0x121/0x190 [ 184.924707] should_failslab+0x9/0x14 [ 184.928524] __kmalloc_track_caller+0x6d/0x750 [ 184.933121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 184.938674] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 184.943452] ? gnet_stats_copy_app+0x73/0x300 [ 184.947968] kmemdup+0x27/0x60 [ 184.951177] gnet_stats_copy_app+0x73/0x300 [ 184.955524] qfq_dump_class_stats+0x25a/0x3a0 [ 184.960050] ? qfq_bind_tcf+0x1e0/0x1e0 [ 184.964052] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 184.969087] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 184.974469] ? qfq_bind_tcf+0x1e0/0x1e0 [ 184.978461] tc_fill_tclass+0x5c1/0x8f0 [ 184.982464] ? qdisc_watchdog+0x290/0x290 [ 184.986640] ? qfq_delete_class+0x350/0x350 [ 184.990977] ? validate_nla+0x32f/0x810 [ 184.994974] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 185.000455] ? qfq_delete_class+0x350/0x350 [ 185.004796] tc_ctl_tclass+0x532/0xc60 [ 185.008709] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 185.013834] ? find_held_lock+0x35/0x130 [ 185.017928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 185.023486] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 185.028673] rtnetlink_rcv_msg+0x463/0xb00 [ 185.032933] ? rtnetlink_put_metrics+0x560/0x560 [ 185.037722] ? netlink_deliver_tap+0x22d/0xc20 [ 185.042323] ? find_held_lock+0x35/0x130 [ 185.046410] netlink_rcv_skb+0x17d/0x460 [ 185.050489] ? rtnetlink_put_metrics+0x560/0x560 [ 185.055264] ? netlink_ack+0xb30/0xb30 [ 185.059171] ? kasan_check_read+0x11/0x20 [ 185.063338] ? netlink_deliver_tap+0x254/0xc20 [ 185.067944] rtnetlink_rcv+0x1d/0x30 [ 185.071672] netlink_unicast+0x53a/0x730 [ 185.075756] ? netlink_attachskb+0x770/0x770 [ 185.080188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.085748] netlink_sendmsg+0x8ae/0xd70 [ 185.089838] ? netlink_unicast+0x730/0x730 [ 185.094095] ? selinux_socket_sendmsg+0x36/0x40 [ 185.098780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.104428] ? security_socket_sendmsg+0x8d/0xc0 [ 185.109204] ? netlink_unicast+0x730/0x730 [ 185.113460] sock_sendmsg+0xd7/0x130 [ 185.117239] ___sys_sendmsg+0x803/0x920 [ 185.121234] ? copy_msghdr_from_user+0x430/0x430 [ 185.126011] ? lock_downgrade+0x880/0x880 [ 185.130179] ? kasan_check_read+0x11/0x20 [ 185.134346] ? __fget+0x367/0x540 [ 185.137835] ? iterate_fd+0x360/0x360 [ 185.141664] ? __fget_light+0x1a9/0x230 [ 185.145660] ? __fdget+0x1b/0x20 [ 185.149160] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 185.154720] __sys_sendmsg+0x105/0x1d0 [ 185.158628] ? __ia32_sys_shutdown+0x80/0x80 [ 185.163066] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 185.167839] ? do_syscall_64+0x26/0x620 [ 185.171831] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.177209] ? do_syscall_64+0x26/0x620 [ 185.181203] __x64_sys_sendmsg+0x78/0xb0 [ 185.185286] do_syscall_64+0xfd/0x620 [ 185.189131] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.194335] RIP: 0033:0x4471f9 [ 185.197642] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 185.216593] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 185.224313] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 185.231590] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 185.239012] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 185.246308] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 executing program [ 185.253589] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 185.280954] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 185.306169] FAULT_INJECTION: forcing a failure. [ 185.306169] name failslab, interval 1, probability 0, space 0, times 0 [ 185.328396] CPU: 1 PID: 9472 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 185.336298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.345656] Call Trace: [ 185.348274] dump_stack+0x197/0x210 [ 185.351923] should_fail.cold+0xa/0x1b [ 185.355834] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 185.360957] ? lock_downgrade+0x880/0x880 [ 185.365147] __should_failslab+0x121/0x190 [ 185.369404] should_failslab+0x9/0x14 [ 185.373221] kmem_cache_alloc_node+0x26c/0x710 [ 185.377823] ? qfq_change_class+0x6c3/0x15ce [ 185.382256] __alloc_skb+0xd5/0x5f0 [ 185.385905] ? skb_trim+0x190/0x190 [ 185.389553] ? qfq_delete_class+0x350/0x350 [ 185.393992] ? validate_nla+0x32f/0x810 [ 185.397989] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 185.403460] ? qfq_delete_class+0x350/0x350 [ 185.407800] tc_ctl_tclass+0x532/0xc60 [ 185.411711] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 185.416831] ? find_held_lock+0x35/0x130 [ 185.420925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 185.426483] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 185.431620] rtnetlink_rcv_msg+0x463/0xb00 [ 185.435878] ? rtnetlink_put_metrics+0x560/0x560 [ 185.440660] ? netlink_deliver_tap+0x22d/0xc20 [ 185.445259] ? find_held_lock+0x35/0x130 [ 185.449347] netlink_rcv_skb+0x17d/0x460 [ 185.453429] ? rtnetlink_put_metrics+0x560/0x560 [ 185.458209] ? netlink_ack+0xb30/0xb30 [ 185.462124] ? kasan_check_read+0x11/0x20 [ 185.466292] ? netlink_deliver_tap+0x254/0xc20 [ 185.470901] rtnetlink_rcv+0x1d/0x30 [ 185.474635] netlink_unicast+0x53a/0x730 [ 185.478717] ? netlink_attachskb+0x770/0x770 [ 185.483148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.488702] netlink_sendmsg+0x8ae/0xd70 [ 185.492788] ? netlink_unicast+0x730/0x730 [ 185.497107] ? selinux_socket_sendmsg+0x36/0x40 [ 185.501807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.507370] ? security_socket_sendmsg+0x8d/0xc0 [ 185.512144] ? netlink_unicast+0x730/0x730 [ 185.516400] sock_sendmsg+0xd7/0x130 [ 185.520154] ___sys_sendmsg+0x803/0x920 [ 185.524157] ? copy_msghdr_from_user+0x430/0x430 [ 185.528937] ? lock_downgrade+0x880/0x880 [ 185.533115] ? kasan_check_read+0x11/0x20 [ 185.537283] ? __fget+0x367/0x540 [ 185.540754] ? iterate_fd+0x360/0x360 [ 185.544583] ? __fget_light+0x1a9/0x230 [ 185.548580] ? __fdget+0x1b/0x20 [ 185.551970] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 185.557530] __sys_sendmsg+0x105/0x1d0 [ 185.561434] ? __ia32_sys_shutdown+0x80/0x80 [ 185.565871] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 185.570649] ? do_syscall_64+0x26/0x620 [ 185.574640] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.580016] ? do_syscall_64+0x26/0x620 [ 185.584007] __x64_sys_sendmsg+0x78/0xb0 [ 185.588083] do_syscall_64+0xfd/0x620 [ 185.591903] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.597128] RIP: 0033:0x4471f9 [ 185.600336] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 185.619251] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 185.626972] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 185.634250] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 185.641605] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 185.648887] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 185.656168] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 185.667729] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 185.696752] FAULT_INJECTION: forcing a failure. [ 185.696752] name fail_futex, interval 1, probability 0, space 0, times 0 [ 185.728115] CPU: 0 PID: 9488 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 185.736045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.745406] Call Trace: [ 185.748088] dump_stack+0x197/0x210 [ 185.751743] should_fail.cold+0xa/0x1b [ 185.755657] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 185.760841] ? lock_downgrade+0x880/0x880 [ 185.765032] get_futex_key+0xccc/0x1af0 [ 185.769030] ? kfree_skbmem+0xcd/0x160 [ 185.772945] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 185.777629] ? kfree_skbmem+0xcd/0x160 [ 185.781535] ? rcu_read_lock_sched_held+0x110/0x130 [ 185.786564] ? kmem_cache_free+0x222/0x260 [ 185.790822] futex_wait_setup+0xd8/0x390 [ 185.794902] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 185.800015] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 185.804961] ? get_futex_key+0x989/0x1af0 [ 185.809127] futex_wait+0x1fc/0x5e0 [ 185.812775] ? futex_wait_setup+0x390/0x390 [ 185.817110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 185.822687] ? check_preemption_disabled+0x48/0x290 [ 185.827709] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 185.832911] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 185.837937] ? futex_wake+0x179/0x4d0 [ 185.841765] ? copy_msghdr_from_user+0x430/0x430 [ 185.846543] do_futex+0x175/0x1d70 [ 185.850098] ? kasan_check_read+0x11/0x20 [ 185.854268] ? exit_robust_list+0x2d0/0x2d0 [ 185.858613] ? iterate_fd+0x360/0x360 [ 185.862436] ? __fget_light+0x1a9/0x230 [ 185.866471] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 185.872024] ? fput+0x128/0x1a0 [ 185.875320] ? __sys_sendmsg+0x131/0x1d0 [ 185.879416] __x64_sys_futex+0x400/0x590 [ 185.883504] ? do_futex+0x1d70/0x1d70 [ 185.887350] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 185.892124] ? do_syscall_64+0x26/0x620 [ 185.896155] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.901548] ? do_syscall_64+0x26/0x620 [ 185.905550] ? lockdep_hardirqs_on+0x415/0x5d0 [ 185.910148] ? trace_hardirqs_on+0x67/0x220 [ 185.914515] do_syscall_64+0xfd/0x620 [ 185.918449] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.923661] RIP: 0033:0x4471f9 [ 185.926862] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 185.945783] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 185.953510] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 185.960804] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcca8 [ 185.968097] RBP: 00000000006dcca0 R08: 0000000000000036 R09: 0000000000000036 [ 185.975373] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 185.982653] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 186.048863] FAULT_INJECTION: forcing a failure. [ 186.048863] name failslab, interval 1, probability 0, space 0, times 0 [ 186.065725] CPU: 1 PID: 9504 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 186.073638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.082998] Call Trace: [ 186.085607] dump_stack+0x197/0x210 [ 186.089253] should_fail.cold+0xa/0x1b [ 186.093213] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 186.098327] ? lock_downgrade+0x880/0x880 [ 186.102495] __should_failslab+0x121/0x190 [ 186.106746] should_failslab+0x9/0x14 [ 186.110556] kmem_cache_alloc_node+0x26c/0x710 [ 186.115181] ? qfq_change_class+0x6c3/0x15ce [ 186.119627] __alloc_skb+0xd5/0x5f0 [ 186.123302] ? skb_trim+0x190/0x190 [ 186.126951] ? qfq_delete_class+0x350/0x350 [ 186.131286] ? validate_nla+0x32f/0x810 [ 186.135281] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 186.140749] ? qfq_delete_class+0x350/0x350 [ 186.145086] tc_ctl_tclass+0x532/0xc60 [ 186.149001] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 186.154117] ? find_held_lock+0x35/0x130 [ 186.158206] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 186.163756] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 186.168877] rtnetlink_rcv_msg+0x463/0xb00 [ 186.173131] ? rtnetlink_put_metrics+0x560/0x560 [ 186.177896] ? retint_kernel+0x2d/0x2d [ 186.181808] ? netlink_deliver_tap+0x22d/0xc20 [ 186.186405] ? find_held_lock+0x35/0x130 [ 186.190485] netlink_rcv_skb+0x17d/0x460 [ 186.194563] ? rtnetlink_put_metrics+0x560/0x560 [ 186.199334] ? netlink_ack+0xb30/0xb30 [ 186.203252] ? kasan_check_read+0x11/0x20 [ 186.207417] ? netlink_deliver_tap+0x254/0xc20 [ 186.212047] rtnetlink_rcv+0x1d/0x30 [ 186.215776] netlink_unicast+0x53a/0x730 [ 186.219858] ? netlink_attachskb+0x770/0x770 [ 186.224283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.229838] netlink_sendmsg+0x8ae/0xd70 [ 186.233934] ? netlink_unicast+0x730/0x730 [ 186.238195] ? selinux_socket_sendmsg+0x36/0x40 [ 186.242876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.248428] ? security_socket_sendmsg+0x8d/0xc0 [ 186.253203] ? netlink_unicast+0x730/0x730 [ 186.257461] sock_sendmsg+0xd7/0x130 [ 186.261201] ___sys_sendmsg+0x803/0x920 [ 186.265204] ? copy_msghdr_from_user+0x430/0x430 [ 186.269980] ? lock_downgrade+0x880/0x880 [ 186.274212] ? kasan_check_read+0x11/0x20 [ 186.278380] ? __fget+0x367/0x540 [ 186.281850] ? iterate_fd+0x360/0x360 [ 186.285675] ? __fget_light+0x1a9/0x230 [ 186.289662] ? __fdget+0x1b/0x20 [ 186.293039] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 186.298598] __sys_sendmsg+0x105/0x1d0 [ 186.302497] ? __ia32_sys_shutdown+0x80/0x80 [ 186.306931] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 186.311697] ? do_syscall_64+0x26/0x620 [ 186.315692] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.321067] ? do_syscall_64+0x26/0x620 [ 186.325057] __x64_sys_sendmsg+0x78/0xb0 [ 186.329131] do_syscall_64+0xfd/0x620 [ 186.332947] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.338144] RIP: 0033:0x4471f9 [ 186.341352] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 186.360264] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 186.367981] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 186.375259] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 186.382536] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 186.389811] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 186.397261] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 186.451701] FAULT_INJECTION: forcing a failure. [ 186.451701] name fail_futex, interval 1, probability 0, space 0, times 0 [ 186.469567] CPU: 1 PID: 9519 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 186.477689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.487051] Call Trace: [ 186.489692] dump_stack+0x197/0x210 [ 186.493344] should_fail.cold+0xa/0x1b [ 186.497249] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 186.502373] ? free_one_page+0x130/0xfb0 [ 186.506459] get_futex_key+0xccc/0x1af0 [ 186.510449] ? do_raw_spin_unlock+0x181/0x270 [ 186.514958] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 186.519638] ? free_one_page+0x99d/0xfb0 [ 186.523727] ? __free_pages_ok+0x623/0xd90 [ 186.527998] ? __free_pages+0x85/0xb0 [ 186.531825] ? __free_pages_ok+0x623/0xd90 [ 186.536090] ? lockdep_hardirqs_on+0x415/0x5d0 [ 186.540690] futex_wake+0xf9/0x4d0 [ 186.544245] ? get_futex_key+0x1af0/0x1af0 [ 186.548518] ? __lock_acquire+0x6ee/0x49c0 [ 186.552776] do_futex+0x358/0x1d70 [ 186.556335] ? mark_held_locks+0x100/0x100 [ 186.560596] ? __might_fault+0x12b/0x1e0 [ 186.564674] ? exit_robust_list+0x2d0/0x2d0 [ 186.569017] ? __might_fault+0x12b/0x1e0 [ 186.573102] ? find_held_lock+0x35/0x130 [ 186.577181] ? __might_fault+0x12b/0x1e0 [ 186.581266] ? lock_downgrade+0x880/0x880 [ 186.585440] mm_release+0x33d/0x490 [ 186.589093] do_exit+0x715/0x30d0 [ 186.592585] ? get_signal+0x384/0x1fc0 [ 186.596495] ? find_held_lock+0x35/0x130 [ 186.600574] ? mm_update_next_owner+0x660/0x660 [ 186.605284] ? _raw_spin_unlock_irq+0x28/0x90 [ 186.609789] ? get_signal+0x384/0x1fc0 [ 186.613686] ? _raw_spin_unlock_irq+0x28/0x90 [ 186.618213] do_group_exit+0x135/0x370 [ 186.622150] get_signal+0x3ec/0x1fc0 [ 186.625890] do_signal+0x95/0x1960 [ 186.629450] ? setup_sigcontext+0x7d0/0x7d0 [ 186.633806] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 186.639365] ? fput+0x128/0x1a0 [ 186.642659] ? __sys_sendmsg+0x131/0x1d0 [ 186.646752] ? __x64_sys_futex+0x40d/0x590 [ 186.651001] ? exit_to_usermode_loop+0x43/0x2c0 [ 186.655703] ? do_syscall_64+0x53d/0x620 [ 186.659775] ? exit_to_usermode_loop+0x43/0x2c0 [ 186.664469] ? lockdep_hardirqs_on+0x415/0x5d0 [ 186.669084] ? trace_hardirqs_on+0x67/0x220 [ 186.673422] exit_to_usermode_loop+0x244/0x2c0 [ 186.678030] do_syscall_64+0x53d/0x620 [ 186.681938] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.687153] RIP: 0033:0x4471f9 [ 186.690357] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 186.709277] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 186.717000] RAX: 0000000000000001 RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 186.724278] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00000000006dcc7c [ 186.731563] RBP: 00000000006dcc70 R08: 0000000000000036 R09: 0000000000000036 [ 186.738867] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fcd9603cd80 executing program [ 186.746141] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 186.783791] FAULT_INJECTION: forcing a failure. [ 186.783791] name failslab, interval 1, probability 0, space 0, times 0 [ 186.805759] CPU: 1 PID: 9536 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 186.813687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.823100] Call Trace: [ 186.825712] dump_stack+0x197/0x210 [ 186.829370] should_fail.cold+0xa/0x1b [ 186.833283] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 186.838431] ? lock_downgrade+0x880/0x880 [ 186.842605] __should_failslab+0x121/0x190 [ 186.846858] should_failslab+0x9/0x14 [ 186.850675] kmem_cache_alloc_node+0x26c/0x710 [ 186.855275] ? qfq_change_class+0x6c3/0x15ce [ 186.859711] __alloc_skb+0xd5/0x5f0 [ 186.863355] ? skb_trim+0x190/0x190 [ 186.867000] ? qfq_delete_class+0x350/0x350 [ 186.871336] ? validate_nla+0x32f/0x810 [ 186.875331] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 186.880801] ? qfq_delete_class+0x350/0x350 [ 186.885139] tc_ctl_tclass+0x532/0xc60 [ 186.889048] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 186.894168] ? find_held_lock+0x35/0x130 [ 186.898259] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 186.903888] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 186.909196] rtnetlink_rcv_msg+0x463/0xb00 [ 186.913455] ? rtnetlink_put_metrics+0x560/0x560 [ 186.918231] ? netlink_deliver_tap+0x22d/0xc20 [ 186.922830] ? find_held_lock+0x35/0x130 [ 186.926930] netlink_rcv_skb+0x17d/0x460 [ 186.931034] ? rtnetlink_put_metrics+0x560/0x560 [ 186.935821] ? netlink_ack+0xb30/0xb30 [ 186.939733] ? kasan_check_read+0x11/0x20 [ 186.943899] ? netlink_deliver_tap+0x254/0xc20 [ 186.948530] rtnetlink_rcv+0x1d/0x30 [ 186.952257] netlink_unicast+0x53a/0x730 [ 186.956337] ? netlink_attachskb+0x770/0x770 [ 186.960772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.966330] netlink_sendmsg+0x8ae/0xd70 [ 186.970406] ? netlink_unicast+0x730/0x730 [ 186.974662] ? selinux_socket_sendmsg+0x36/0x40 [ 186.979343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 186.984891] ? security_socket_sendmsg+0x8d/0xc0 [ 186.989672] ? netlink_unicast+0x730/0x730 [ 186.993923] sock_sendmsg+0xd7/0x130 [ 186.997653] ___sys_sendmsg+0x803/0x920 [ 187.001646] ? copy_msghdr_from_user+0x430/0x430 [ 187.006419] ? lock_downgrade+0x880/0x880 [ 187.010586] ? kasan_check_read+0x11/0x20 [ 187.014752] ? __fget+0x367/0x540 [ 187.018225] ? iterate_fd+0x360/0x360 [ 187.022048] ? __fget_light+0x1a9/0x230 [ 187.026038] ? __fdget+0x1b/0x20 [ 187.029415] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 187.034973] __sys_sendmsg+0x105/0x1d0 [ 187.038891] ? __ia32_sys_shutdown+0x80/0x80 [ 187.043331] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 187.048111] ? do_syscall_64+0x26/0x620 [ 187.052107] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.057482] ? do_syscall_64+0x26/0x620 [ 187.061510] __x64_sys_sendmsg+0x78/0xb0 [ 187.065584] do_syscall_64+0xfd/0x620 [ 187.069409] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.074655] RIP: 0033:0x4471f9 [ 187.077855] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 187.096766] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 187.104480] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 187.111766] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 187.119054] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 187.126336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 187.133613] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 187.149328] nla_parse: 3 callbacks suppressed [ 187.149337] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 187.183381] FAULT_INJECTION: forcing a failure. [ 187.183381] name failslab, interval 1, probability 0, space 0, times 0 [ 187.212411] CPU: 1 PID: 9552 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 187.220323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.229683] Call Trace: [ 187.232289] dump_stack+0x197/0x210 [ 187.235945] should_fail.cold+0xa/0x1b [ 187.239852] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 187.244966] ? lock_downgrade+0x880/0x880 [ 187.249162] __should_failslab+0x121/0x190 [ 187.253440] should_failslab+0x9/0x14 [ 187.257327] kmem_cache_alloc_node+0x26c/0x710 [ 187.261920] ? qfq_change_class+0x6c3/0x15ce [ 187.266360] __alloc_skb+0xd5/0x5f0 [ 187.269999] ? skb_trim+0x190/0x190 [ 187.273647] ? qfq_delete_class+0x350/0x350 [ 187.277978] ? validate_nla+0x32f/0x810 [ 187.281973] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 187.287461] ? qfq_delete_class+0x350/0x350 [ 187.291799] tc_ctl_tclass+0x532/0xc60 [ 187.295706] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 187.300825] ? find_held_lock+0x35/0x130 [ 187.304913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 187.310472] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 187.315594] rtnetlink_rcv_msg+0x463/0xb00 [ 187.319848] ? rtnetlink_put_metrics+0x560/0x560 [ 187.324628] ? netlink_deliver_tap+0x22d/0xc20 [ 187.329275] ? find_held_lock+0x35/0x130 [ 187.333350] netlink_rcv_skb+0x17d/0x460 [ 187.337434] ? rtnetlink_put_metrics+0x560/0x560 [ 187.342204] ? netlink_ack+0xb30/0xb30 [ 187.346104] ? kasan_check_read+0x11/0x20 [ 187.350267] ? netlink_deliver_tap+0x254/0xc20 [ 187.354874] rtnetlink_rcv+0x1d/0x30 [ 187.358599] netlink_unicast+0x53a/0x730 [ 187.362678] ? netlink_attachskb+0x770/0x770 [ 187.367100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.372652] netlink_sendmsg+0x8ae/0xd70 [ 187.376785] ? netlink_unicast+0x730/0x730 [ 187.381037] ? selinux_socket_sendmsg+0x36/0x40 [ 187.385747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.391300] ? security_socket_sendmsg+0x8d/0xc0 [ 187.396066] ? netlink_unicast+0x730/0x730 [ 187.400331] sock_sendmsg+0xd7/0x130 [ 187.404061] ___sys_sendmsg+0x803/0x920 [ 187.408085] ? copy_msghdr_from_user+0x430/0x430 [ 187.412861] ? lock_downgrade+0x880/0x880 [ 187.417024] ? kasan_check_read+0x11/0x20 [ 187.421221] ? __fget+0x367/0x540 [ 187.424704] ? iterate_fd+0x360/0x360 [ 187.428558] ? __fget_light+0x1a9/0x230 [ 187.432552] ? __fdget+0x1b/0x20 [ 187.435929] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 187.441510] __sys_sendmsg+0x105/0x1d0 [ 187.445449] ? __ia32_sys_shutdown+0x80/0x80 [ 187.449919] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 187.454717] ? do_syscall_64+0x26/0x620 [ 187.458706] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.464084] ? do_syscall_64+0x26/0x620 [ 187.468084] __x64_sys_sendmsg+0x78/0xb0 [ 187.472195] do_syscall_64+0xfd/0x620 [ 187.476017] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.481239] RIP: 0033:0x4471f9 [ 187.484439] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 187.503346] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 187.511073] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 187.518379] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 187.525693] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 executing program [ 187.532967] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 187.540248] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 187.594468] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 187.625215] FAULT_INJECTION: forcing a failure. [ 187.625215] name failslab, interval 1, probability 0, space 0, times 0 [ 187.642726] CPU: 0 PID: 9568 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 187.650631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.659991] Call Trace: [ 187.662597] dump_stack+0x197/0x210 [ 187.666242] should_fail.cold+0xa/0x1b [ 187.670147] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 187.675266] ? lock_downgrade+0x880/0x880 [ 187.679450] __should_failslab+0x121/0x190 [ 187.683708] should_failslab+0x9/0x14 [ 187.687581] kmem_cache_alloc_node+0x26c/0x710 [ 187.692188] ? qfq_change_class+0x6c3/0x15ce [ 187.696620] __alloc_skb+0xd5/0x5f0 [ 187.700264] ? skb_trim+0x190/0x190 [ 187.703996] ? qfq_delete_class+0x350/0x350 [ 187.708367] ? validate_nla+0x32f/0x810 [ 187.712361] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 187.717835] ? qfq_delete_class+0x350/0x350 [ 187.722171] tc_ctl_tclass+0x532/0xc60 [ 187.726079] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 187.731193] ? find_held_lock+0x35/0x130 [ 187.735281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 187.740833] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 187.745948] rtnetlink_rcv_msg+0x463/0xb00 [ 187.750201] ? rtnetlink_put_metrics+0x560/0x560 [ 187.754979] ? netlink_deliver_tap+0x22d/0xc20 [ 187.759573] ? find_held_lock+0x35/0x130 [ 187.763650] netlink_rcv_skb+0x17d/0x460 [ 187.767732] ? rtnetlink_put_metrics+0x560/0x560 [ 187.772504] ? netlink_ack+0xb30/0xb30 [ 187.776404] ? kasan_check_read+0x11/0x20 [ 187.780568] ? netlink_deliver_tap+0x254/0xc20 [ 187.785171] rtnetlink_rcv+0x1d/0x30 [ 187.788905] netlink_unicast+0x53a/0x730 [ 187.792985] ? netlink_attachskb+0x770/0x770 [ 187.797434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.802988] netlink_sendmsg+0x8ae/0xd70 [ 187.807079] ? netlink_unicast+0x730/0x730 [ 187.811334] ? selinux_socket_sendmsg+0x36/0x40 [ 187.816016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 187.821574] ? security_socket_sendmsg+0x8d/0xc0 [ 187.826349] ? netlink_unicast+0x730/0x730 [ 187.830597] sock_sendmsg+0xd7/0x130 [ 187.834331] ___sys_sendmsg+0x803/0x920 [ 187.838335] ? copy_msghdr_from_user+0x430/0x430 [ 187.843122] ? lock_downgrade+0x880/0x880 [ 187.847281] ? kasan_check_read+0x11/0x20 [ 187.851446] ? __fget+0x367/0x540 [ 187.854928] ? iterate_fd+0x360/0x360 [ 187.858748] ? __fget_light+0x1a9/0x230 [ 187.862734] ? __fdget+0x1b/0x20 [ 187.866109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 187.871669] __sys_sendmsg+0x105/0x1d0 [ 187.875564] ? __ia32_sys_shutdown+0x80/0x80 [ 187.880033] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 187.884837] ? do_syscall_64+0x26/0x620 [ 187.888880] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.894277] ? do_syscall_64+0x26/0x620 [ 187.898266] __x64_sys_sendmsg+0x78/0xb0 [ 187.902339] do_syscall_64+0xfd/0x620 [ 187.906190] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.911389] RIP: 0033:0x4471f9 [ 187.914626] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 187.933534] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 187.941250] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 187.948532] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 187.955807] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 187.963082] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 187.970357] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 187.984121] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 188.008526] FAULT_INJECTION: forcing a failure. [ 188.008526] name failslab, interval 1, probability 0, space 0, times 0 [ 188.027586] CPU: 0 PID: 9585 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 188.035482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.044837] Call Trace: [ 188.047440] dump_stack+0x197/0x210 [ 188.051093] should_fail.cold+0xa/0x1b [ 188.054997] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 188.060158] ? lock_downgrade+0x880/0x880 [ 188.064333] __should_failslab+0x121/0x190 [ 188.068639] should_failslab+0x9/0x14 [ 188.072472] kmem_cache_alloc_node+0x26c/0x710 [ 188.077086] ? qfq_change_class+0x6c3/0x15ce [ 188.081529] __alloc_skb+0xd5/0x5f0 [ 188.085172] ? skb_trim+0x190/0x190 [ 188.088816] ? qfq_delete_class+0x350/0x350 [ 188.093150] ? validate_nla+0x32f/0x810 [ 188.097148] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 188.102621] ? qfq_delete_class+0x350/0x350 [ 188.106958] tc_ctl_tclass+0x532/0xc60 [ 188.110867] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 188.115984] ? find_held_lock+0x35/0x130 [ 188.120074] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 188.125626] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 188.130757] rtnetlink_rcv_msg+0x463/0xb00 [ 188.135117] ? rtnetlink_put_metrics+0x560/0x560 [ 188.139890] ? netlink_deliver_tap+0x22d/0xc20 [ 188.144483] ? find_held_lock+0x35/0x130 [ 188.148576] netlink_rcv_skb+0x17d/0x460 [ 188.152649] ? rtnetlink_put_metrics+0x560/0x560 [ 188.157425] ? netlink_ack+0xb30/0xb30 [ 188.161323] ? kasan_check_read+0x11/0x20 [ 188.165487] ? netlink_deliver_tap+0x254/0xc20 [ 188.170099] rtnetlink_rcv+0x1d/0x30 [ 188.173829] netlink_unicast+0x53a/0x730 [ 188.177913] ? netlink_attachskb+0x770/0x770 [ 188.182342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.187894] netlink_sendmsg+0x8ae/0xd70 [ 188.191974] ? netlink_unicast+0x730/0x730 [ 188.196227] ? selinux_socket_sendmsg+0x36/0x40 [ 188.200920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.206473] ? security_socket_sendmsg+0x8d/0xc0 [ 188.211252] ? netlink_unicast+0x730/0x730 [ 188.215506] sock_sendmsg+0xd7/0x130 [ 188.219234] ___sys_sendmsg+0x803/0x920 [ 188.223240] ? copy_msghdr_from_user+0x430/0x430 [ 188.228017] ? lock_downgrade+0x880/0x880 [ 188.232186] ? kasan_check_read+0x11/0x20 [ 188.236356] ? __fget+0x367/0x540 [ 188.239832] ? iterate_fd+0x360/0x360 [ 188.243655] ? __fget_light+0x1a9/0x230 [ 188.247641] ? __fdget+0x1b/0x20 [ 188.251018] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 188.256683] __sys_sendmsg+0x105/0x1d0 [ 188.260585] ? __ia32_sys_shutdown+0x80/0x80 [ 188.265020] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 188.269798] ? do_syscall_64+0x26/0x620 [ 188.273841] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.279217] ? do_syscall_64+0x26/0x620 [ 188.283314] __x64_sys_sendmsg+0x78/0xb0 [ 188.287388] do_syscall_64+0xfd/0x620 [ 188.291224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.296442] RIP: 0033:0x4471f9 [ 188.299644] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 188.318552] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 188.326277] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 188.333613] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 188.340891] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 188.348194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 executing program [ 188.355469] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 188.381766] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 188.403175] FAULT_INJECTION: forcing a failure. [ 188.403175] name failslab, interval 1, probability 0, space 0, times 0 [ 188.426348] CPU: 0 PID: 9602 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 188.434265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.443621] Call Trace: [ 188.446239] dump_stack+0x197/0x210 [ 188.449890] should_fail.cold+0xa/0x1b [ 188.453801] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 188.458924] ? lock_downgrade+0x880/0x880 [ 188.463093] __should_failslab+0x121/0x190 [ 188.467344] should_failslab+0x9/0x14 [ 188.471153] kmem_cache_alloc_node+0x26c/0x710 [ 188.475747] ? qfq_change_class+0x6c3/0x15ce [ 188.480182] __alloc_skb+0xd5/0x5f0 [ 188.483825] ? skb_trim+0x190/0x190 [ 188.487475] ? qfq_delete_class+0x350/0x350 [ 188.491812] ? validate_nla+0x32f/0x810 [ 188.495809] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 188.501278] ? qfq_delete_class+0x350/0x350 [ 188.505620] tc_ctl_tclass+0x532/0xc60 [ 188.509540] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 188.514669] ? find_held_lock+0x35/0x130 [ 188.518769] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 188.524324] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 188.529445] rtnetlink_rcv_msg+0x463/0xb00 [ 188.533713] ? rtnetlink_put_metrics+0x560/0x560 [ 188.538500] ? netlink_deliver_tap+0x22d/0xc20 [ 188.543121] ? find_held_lock+0x35/0x130 [ 188.547211] netlink_rcv_skb+0x17d/0x460 [ 188.551288] ? rtnetlink_put_metrics+0x560/0x560 [ 188.556058] ? netlink_ack+0xb30/0xb30 [ 188.560007] ? kasan_check_read+0x11/0x20 [ 188.564170] ? netlink_deliver_tap+0x254/0xc20 [ 188.568785] rtnetlink_rcv+0x1d/0x30 [ 188.572543] netlink_unicast+0x53a/0x730 [ 188.576628] ? netlink_attachskb+0x770/0x770 [ 188.581055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.586615] netlink_sendmsg+0x8ae/0xd70 [ 188.590697] ? netlink_unicast+0x730/0x730 [ 188.594949] ? selinux_socket_sendmsg+0x36/0x40 [ 188.599632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.605191] ? security_socket_sendmsg+0x8d/0xc0 [ 188.609963] ? netlink_unicast+0x730/0x730 [ 188.614217] sock_sendmsg+0xd7/0x130 [ 188.617955] ___sys_sendmsg+0x803/0x920 [ 188.621947] ? copy_msghdr_from_user+0x430/0x430 [ 188.626723] ? lock_downgrade+0x880/0x880 [ 188.630889] ? kasan_check_read+0x11/0x20 [ 188.635057] ? __fget+0x367/0x540 [ 188.638525] ? iterate_fd+0x360/0x360 [ 188.642351] ? __fget_light+0x1a9/0x230 [ 188.646337] ? __fdget+0x1b/0x20 [ 188.649713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 188.655262] __sys_sendmsg+0x105/0x1d0 [ 188.659171] ? __ia32_sys_shutdown+0x80/0x80 [ 188.663606] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 188.668386] ? do_syscall_64+0x26/0x620 [ 188.672372] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.677749] ? do_syscall_64+0x26/0x620 [ 188.681743] __x64_sys_sendmsg+0x78/0xb0 [ 188.685821] do_syscall_64+0xfd/0x620 [ 188.689639] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.694840] RIP: 0033:0x4471f9 [ 188.698041] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 188.716979] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 188.724699] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 188.731977] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 188.739267] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 188.746546] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 188.753825] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 188.767825] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 188.800489] FAULT_INJECTION: forcing a failure. [ 188.800489] name failslab, interval 1, probability 0, space 0, times 0 [ 188.825637] CPU: 1 PID: 9620 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 188.833563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.842945] Call Trace: [ 188.845586] dump_stack+0x197/0x210 [ 188.849235] should_fail.cold+0xa/0x1b [ 188.853142] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 188.858257] ? lock_downgrade+0x880/0x880 [ 188.862428] __should_failslab+0x121/0x190 [ 188.866674] should_failslab+0x9/0x14 [ 188.870488] kmem_cache_alloc_node+0x26c/0x710 [ 188.875081] ? qfq_change_class+0x6c3/0x15ce [ 188.879557] __alloc_skb+0xd5/0x5f0 [ 188.883201] ? skb_trim+0x190/0x190 [ 188.886879] ? qfq_delete_class+0x350/0x350 [ 188.891261] ? validate_nla+0x32f/0x810 [ 188.895258] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 188.900729] ? qfq_delete_class+0x350/0x350 [ 188.905065] tc_ctl_tclass+0x532/0xc60 [ 188.908968] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 188.914080] ? find_held_lock+0x35/0x130 [ 188.918167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 188.923718] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 188.928832] rtnetlink_rcv_msg+0x463/0xb00 [ 188.933082] ? rtnetlink_put_metrics+0x560/0x560 [ 188.937855] ? netlink_deliver_tap+0x22d/0xc20 [ 188.942461] ? find_held_lock+0x35/0x130 [ 188.946536] netlink_rcv_skb+0x17d/0x460 [ 188.950616] ? rtnetlink_put_metrics+0x560/0x560 [ 188.955385] ? netlink_ack+0xb30/0xb30 [ 188.959287] ? kasan_check_read+0x11/0x20 [ 188.963463] ? netlink_deliver_tap+0x254/0xc20 [ 188.968097] rtnetlink_rcv+0x1d/0x30 [ 188.971825] netlink_unicast+0x53a/0x730 [ 188.975908] ? netlink_attachskb+0x770/0x770 [ 188.980328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 188.985882] netlink_sendmsg+0x8ae/0xd70 [ 188.989962] ? netlink_unicast+0x730/0x730 [ 188.994224] ? selinux_socket_sendmsg+0x36/0x40 [ 188.998913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.004460] ? security_socket_sendmsg+0x8d/0xc0 [ 189.009244] ? netlink_unicast+0x730/0x730 [ 189.013493] sock_sendmsg+0xd7/0x130 [ 189.017218] ___sys_sendmsg+0x803/0x920 [ 189.021208] ? copy_msghdr_from_user+0x430/0x430 [ 189.025983] ? lock_downgrade+0x880/0x880 [ 189.030145] ? kasan_check_read+0x11/0x20 [ 189.034309] ? __fget+0x367/0x540 [ 189.037773] ? iterate_fd+0x360/0x360 [ 189.041608] ? __fget_light+0x1a9/0x230 [ 189.045624] ? __fdget+0x1b/0x20 [ 189.049001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.054560] __sys_sendmsg+0x105/0x1d0 [ 189.058468] ? __ia32_sys_shutdown+0x80/0x80 [ 189.062904] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 189.067666] ? do_syscall_64+0x26/0x620 [ 189.071650] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.077029] ? do_syscall_64+0x26/0x620 [ 189.081024] __x64_sys_sendmsg+0x78/0xb0 [ 189.085101] do_syscall_64+0xfd/0x620 [ 189.088918] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.094114] RIP: 0033:0x4471f9 [ 189.097316] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 189.116223] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 189.123942] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 189.131226] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 189.138506] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 executing program [ 189.145802] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 189.153095] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 189.168135] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 189.189412] FAULT_INJECTION: forcing a failure. [ 189.189412] name failslab, interval 1, probability 0, space 0, times 0 [ 189.210892] CPU: 1 PID: 9634 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 189.218808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.228163] Call Trace: [ 189.230767] dump_stack+0x197/0x210 [ 189.234417] should_fail.cold+0xa/0x1b [ 189.238430] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 189.243543] ? lock_downgrade+0x880/0x880 [ 189.247716] __should_failslab+0x121/0x190 [ 189.251963] should_failslab+0x9/0x14 [ 189.255782] kmem_cache_alloc_node+0x26c/0x710 [ 189.260381] ? qfq_change_class+0x6c3/0x15ce [ 189.264813] __alloc_skb+0xd5/0x5f0 [ 189.268460] ? skb_trim+0x190/0x190 [ 189.272103] ? qfq_delete_class+0x350/0x350 [ 189.276435] ? validate_nla+0x32f/0x810 [ 189.280441] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 189.285911] ? qfq_delete_class+0x350/0x350 [ 189.290243] tc_ctl_tclass+0x532/0xc60 [ 189.294201] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 189.299323] ? find_held_lock+0x35/0x130 [ 189.303413] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.308965] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 189.314101] rtnetlink_rcv_msg+0x463/0xb00 [ 189.318367] ? rtnetlink_put_metrics+0x560/0x560 [ 189.323156] ? netlink_deliver_tap+0x22d/0xc20 [ 189.327752] ? find_held_lock+0x35/0x130 [ 189.331837] netlink_rcv_skb+0x17d/0x460 [ 189.335918] ? rtnetlink_put_metrics+0x560/0x560 [ 189.340686] ? netlink_ack+0xb30/0xb30 [ 189.344584] ? kasan_check_read+0x11/0x20 [ 189.348762] ? netlink_deliver_tap+0x254/0xc20 [ 189.353366] rtnetlink_rcv+0x1d/0x30 [ 189.357093] netlink_unicast+0x53a/0x730 [ 189.361170] ? netlink_attachskb+0x770/0x770 [ 189.365595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.371170] netlink_sendmsg+0x8ae/0xd70 [ 189.375247] ? netlink_unicast+0x730/0x730 [ 189.379512] ? selinux_socket_sendmsg+0x36/0x40 [ 189.384196] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.389745] ? security_socket_sendmsg+0x8d/0xc0 [ 189.394512] ? netlink_unicast+0x730/0x730 [ 189.398769] sock_sendmsg+0xd7/0x130 [ 189.402499] ___sys_sendmsg+0x803/0x920 [ 189.406494] ? copy_msghdr_from_user+0x430/0x430 [ 189.411267] ? lock_downgrade+0x880/0x880 [ 189.415430] ? kasan_check_read+0x11/0x20 [ 189.419592] ? __fget+0x367/0x540 [ 189.423062] ? iterate_fd+0x360/0x360 [ 189.426883] ? __fget_light+0x1a9/0x230 [ 189.430870] ? __fdget+0x1b/0x20 [ 189.434249] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.439803] __sys_sendmsg+0x105/0x1d0 [ 189.443704] ? __ia32_sys_shutdown+0x80/0x80 [ 189.448139] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 189.452914] ? do_syscall_64+0x26/0x620 [ 189.456905] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.462281] ? do_syscall_64+0x26/0x620 [ 189.466280] __x64_sys_sendmsg+0x78/0xb0 [ 189.470392] do_syscall_64+0xfd/0x620 [ 189.474211] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.479410] RIP: 0033:0x4471f9 [ 189.482611] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 189.501522] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 189.509238] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 189.516511] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 189.523789] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 189.531064] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 189.538347] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 189.549453] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 189.580102] FAULT_INJECTION: forcing a failure. [ 189.580102] name failslab, interval 1, probability 0, space 0, times 0 [ 189.593614] CPU: 1 PID: 9647 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 189.601516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.610885] Call Trace: [ 189.613503] dump_stack+0x197/0x210 [ 189.617151] should_fail.cold+0xa/0x1b [ 189.621066] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 189.626180] ? lock_downgrade+0x880/0x880 [ 189.630349] __should_failslab+0x121/0x190 [ 189.634597] should_failslab+0x9/0x14 [ 189.638410] kmem_cache_alloc_node+0x26c/0x710 [ 189.643032] ? qfq_change_class+0x6c3/0x15ce [ 189.647467] __alloc_skb+0xd5/0x5f0 [ 189.651107] ? skb_trim+0x190/0x190 [ 189.654744] ? qfq_delete_class+0x350/0x350 [ 189.659094] ? validate_nla+0x32f/0x810 [ 189.663122] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 189.668626] ? qfq_delete_class+0x350/0x350 [ 189.672996] tc_ctl_tclass+0x532/0xc60 [ 189.676921] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 189.682057] ? find_held_lock+0x35/0x130 [ 189.686147] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.691700] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 189.696841] rtnetlink_rcv_msg+0x463/0xb00 [ 189.701103] ? rtnetlink_put_metrics+0x560/0x560 [ 189.705880] ? netlink_deliver_tap+0x22d/0xc20 [ 189.710475] ? find_held_lock+0x35/0x130 [ 189.714569] netlink_rcv_skb+0x17d/0x460 [ 189.718641] ? rtnetlink_put_metrics+0x560/0x560 [ 189.723417] ? netlink_ack+0xb30/0xb30 [ 189.727329] ? kasan_check_read+0x11/0x20 [ 189.731490] ? netlink_deliver_tap+0x254/0xc20 [ 189.736089] rtnetlink_rcv+0x1d/0x30 [ 189.739836] netlink_unicast+0x53a/0x730 [ 189.743924] ? netlink_attachskb+0x770/0x770 [ 189.748344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.753902] netlink_sendmsg+0x8ae/0xd70 [ 189.757984] ? netlink_unicast+0x730/0x730 [ 189.762238] ? selinux_socket_sendmsg+0x36/0x40 [ 189.766920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 189.772578] ? security_socket_sendmsg+0x8d/0xc0 [ 189.777346] ? netlink_unicast+0x730/0x730 [ 189.781599] sock_sendmsg+0xd7/0x130 [ 189.785333] ___sys_sendmsg+0x803/0x920 [ 189.789341] ? copy_msghdr_from_user+0x430/0x430 [ 189.794124] ? lock_downgrade+0x880/0x880 [ 189.798289] ? kasan_check_read+0x11/0x20 [ 189.802458] ? __fget+0x367/0x540 [ 189.805932] ? iterate_fd+0x360/0x360 [ 189.809756] ? __fget_light+0x1a9/0x230 [ 189.813740] ? __fdget+0x1b/0x20 [ 189.817117] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 189.822668] __sys_sendmsg+0x105/0x1d0 [ 189.826571] ? __ia32_sys_shutdown+0x80/0x80 [ 189.831006] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 189.835771] ? do_syscall_64+0x26/0x620 [ 189.839757] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.845160] ? do_syscall_64+0x26/0x620 [ 189.849148] __x64_sys_sendmsg+0x78/0xb0 [ 189.853225] do_syscall_64+0xfd/0x620 [ 189.857038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.862234] RIP: 0033:0x4471f9 executing program [ 189.865436] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 189.884344] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 189.892062] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 189.899338] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 189.906616] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 189.913929] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 189.921205] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 189.941855] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 189.960630] FAULT_INJECTION: forcing a failure. [ 189.960630] name failslab, interval 1, probability 0, space 0, times 0 [ 189.973907] CPU: 1 PID: 9665 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 189.981807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.991166] Call Trace: [ 189.993774] dump_stack+0x197/0x210 [ 189.997425] should_fail.cold+0xa/0x1b [ 190.001333] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 190.006453] ? lock_downgrade+0x880/0x880 [ 190.010628] __should_failslab+0x121/0x190 [ 190.014882] should_failslab+0x9/0x14 [ 190.018698] kmem_cache_alloc_node+0x26c/0x710 [ 190.023299] ? qfq_change_class+0x6c3/0x15ce [ 190.027733] __alloc_skb+0xd5/0x5f0 [ 190.031378] ? skb_trim+0x190/0x190 [ 190.035021] ? qfq_delete_class+0x350/0x350 [ 190.039353] ? validate_nla+0x32f/0x810 [ 190.043345] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 190.048811] ? qfq_delete_class+0x350/0x350 [ 190.053143] tc_ctl_tclass+0x532/0xc60 [ 190.057049] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 190.062162] ? find_held_lock+0x35/0x130 [ 190.066248] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 190.071801] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 190.076919] rtnetlink_rcv_msg+0x463/0xb00 [ 190.081169] ? rtnetlink_put_metrics+0x560/0x560 [ 190.085942] ? netlink_deliver_tap+0x22d/0xc20 [ 190.090537] ? find_held_lock+0x35/0x130 [ 190.094626] netlink_rcv_skb+0x17d/0x460 [ 190.098730] ? rtnetlink_put_metrics+0x560/0x560 [ 190.103504] ? netlink_ack+0xb30/0xb30 [ 190.107409] ? kasan_check_read+0x11/0x20 [ 190.111595] ? netlink_deliver_tap+0x254/0xc20 [ 190.116205] rtnetlink_rcv+0x1d/0x30 [ 190.119950] netlink_unicast+0x53a/0x730 [ 190.124029] ? netlink_attachskb+0x770/0x770 [ 190.128465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.134017] netlink_sendmsg+0x8ae/0xd70 [ 190.138111] ? netlink_unicast+0x730/0x730 [ 190.142364] ? selinux_socket_sendmsg+0x36/0x40 [ 190.147049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.152652] ? security_socket_sendmsg+0x8d/0xc0 [ 190.157418] ? netlink_unicast+0x730/0x730 [ 190.161675] sock_sendmsg+0xd7/0x130 [ 190.165404] ___sys_sendmsg+0x803/0x920 [ 190.169393] ? copy_msghdr_from_user+0x430/0x430 [ 190.174212] ? lock_downgrade+0x880/0x880 [ 190.178373] ? kasan_check_read+0x11/0x20 [ 190.182609] ? __fget+0x367/0x540 [ 190.186104] ? iterate_fd+0x360/0x360 [ 190.189931] ? __fget_light+0x1a9/0x230 [ 190.193917] ? __fdget+0x1b/0x20 [ 190.197293] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 190.202851] __sys_sendmsg+0x105/0x1d0 [ 190.206751] ? __ia32_sys_shutdown+0x80/0x80 [ 190.211230] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 190.216002] ? do_syscall_64+0x26/0x620 [ 190.219994] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.225440] ? do_syscall_64+0x26/0x620 [ 190.229432] __x64_sys_sendmsg+0x78/0xb0 [ 190.233526] do_syscall_64+0xfd/0x620 [ 190.237373] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.242743] RIP: 0033:0x4471f9 [ 190.245960] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 190.264866] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 190.272584] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 190.279888] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 190.287161] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 190.294469] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 190.301747] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 190.315478] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 190.341257] FAULT_INJECTION: forcing a failure. [ 190.341257] name failslab, interval 1, probability 0, space 0, times 0 [ 190.359239] CPU: 1 PID: 9679 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 190.367180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.376556] Call Trace: [ 190.379155] dump_stack+0x197/0x210 [ 190.382828] should_fail.cold+0xa/0x1b [ 190.386734] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 190.391868] ? lock_downgrade+0x880/0x880 [ 190.396040] __should_failslab+0x121/0x190 [ 190.400315] should_failslab+0x9/0x14 [ 190.404130] kmem_cache_alloc_node+0x26c/0x710 [ 190.408742] ? qfq_change_class+0x6c3/0x15ce [ 190.413175] __alloc_skb+0xd5/0x5f0 [ 190.416820] ? skb_trim+0x190/0x190 [ 190.420473] ? qfq_delete_class+0x350/0x350 [ 190.424813] ? validate_nla+0x32f/0x810 [ 190.428814] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 190.434285] ? qfq_delete_class+0x350/0x350 [ 190.438618] tc_ctl_tclass+0x532/0xc60 [ 190.442529] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 190.447647] ? find_held_lock+0x35/0x130 [ 190.451737] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 190.457290] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 190.462413] rtnetlink_rcv_msg+0x463/0xb00 [ 190.466667] ? rtnetlink_put_metrics+0x560/0x560 [ 190.471453] ? netlink_deliver_tap+0x22d/0xc20 [ 190.476075] ? find_held_lock+0x35/0x130 [ 190.480156] netlink_rcv_skb+0x17d/0x460 [ 190.484229] ? rtnetlink_put_metrics+0x560/0x560 [ 190.488999] ? netlink_ack+0xb30/0xb30 [ 190.492896] ? kasan_check_read+0x11/0x20 [ 190.497065] ? netlink_deliver_tap+0x254/0xc20 [ 190.501667] rtnetlink_rcv+0x1d/0x30 [ 190.505394] netlink_unicast+0x53a/0x730 [ 190.509472] ? netlink_attachskb+0x770/0x770 [ 190.513895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.519446] netlink_sendmsg+0x8ae/0xd70 [ 190.523524] ? netlink_unicast+0x730/0x730 [ 190.527779] ? selinux_socket_sendmsg+0x36/0x40 [ 190.532486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.538040] ? security_socket_sendmsg+0x8d/0xc0 [ 190.542810] ? netlink_unicast+0x730/0x730 [ 190.547090] sock_sendmsg+0xd7/0x130 [ 190.550814] ___sys_sendmsg+0x803/0x920 [ 190.554828] ? copy_msghdr_from_user+0x430/0x430 [ 190.559608] ? lock_downgrade+0x880/0x880 [ 190.563778] ? kasan_check_read+0x11/0x20 [ 190.567947] ? __fget+0x367/0x540 [ 190.571415] ? iterate_fd+0x360/0x360 [ 190.575254] ? __fget_light+0x1a9/0x230 [ 190.579253] ? __fdget+0x1b/0x20 [ 190.582655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 190.588207] __sys_sendmsg+0x105/0x1d0 [ 190.592130] ? __ia32_sys_shutdown+0x80/0x80 [ 190.596586] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 190.601392] ? do_syscall_64+0x26/0x620 [ 190.605408] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.610796] ? do_syscall_64+0x26/0x620 [ 190.614832] __x64_sys_sendmsg+0x78/0xb0 [ 190.618928] do_syscall_64+0xfd/0x620 [ 190.622746] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.627960] RIP: 0033:0x4471f9 executing program [ 190.631172] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 190.650090] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 190.657808] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 190.665115] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 190.672402] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 190.679683] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 190.687001] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 190.707708] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 190.737182] FAULT_INJECTION: forcing a failure. [ 190.737182] name failslab, interval 1, probability 0, space 0, times 0 [ 190.751618] CPU: 1 PID: 9695 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 190.759513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.768899] Call Trace: [ 190.771503] dump_stack+0x197/0x210 [ 190.775156] should_fail.cold+0xa/0x1b [ 190.779063] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 190.784178] ? lock_downgrade+0x880/0x880 [ 190.788346] __should_failslab+0x121/0x190 [ 190.792603] should_failslab+0x9/0x14 [ 190.796410] kmem_cache_alloc_node+0x26c/0x710 [ 190.801006] ? qfq_change_class+0x6c3/0x15ce [ 190.805433] __alloc_skb+0xd5/0x5f0 [ 190.809102] ? skb_trim+0x190/0x190 [ 190.812808] ? qfq_delete_class+0x350/0x350 [ 190.817150] ? validate_nla+0x32f/0x810 [ 190.821141] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 190.826609] ? qfq_delete_class+0x350/0x350 [ 190.830942] tc_ctl_tclass+0x532/0xc60 [ 190.834862] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 190.839972] ? find_held_lock+0x35/0x130 [ 190.844056] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 190.849615] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 190.854731] rtnetlink_rcv_msg+0x463/0xb00 [ 190.858980] ? rtnetlink_put_metrics+0x560/0x560 [ 190.863751] ? netlink_deliver_tap+0x22d/0xc20 [ 190.868348] ? find_held_lock+0x35/0x130 [ 190.872440] netlink_rcv_skb+0x17d/0x460 [ 190.876514] ? rtnetlink_put_metrics+0x560/0x560 [ 190.881291] ? netlink_ack+0xb30/0xb30 [ 190.885203] ? kasan_check_read+0x11/0x20 [ 190.889469] ? netlink_deliver_tap+0x254/0xc20 [ 190.894165] rtnetlink_rcv+0x1d/0x30 [ 190.897896] netlink_unicast+0x53a/0x730 [ 190.901984] ? netlink_attachskb+0x770/0x770 [ 190.906423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.911992] netlink_sendmsg+0x8ae/0xd70 [ 190.916069] ? netlink_unicast+0x730/0x730 [ 190.920316] ? selinux_socket_sendmsg+0x36/0x40 [ 190.924997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 190.930557] ? security_socket_sendmsg+0x8d/0xc0 [ 190.935329] ? netlink_unicast+0x730/0x730 [ 190.939578] sock_sendmsg+0xd7/0x130 [ 190.943312] ___sys_sendmsg+0x803/0x920 [ 190.947303] ? copy_msghdr_from_user+0x430/0x430 [ 190.952092] ? lock_downgrade+0x880/0x880 [ 190.956255] ? kasan_check_read+0x11/0x20 [ 190.960414] ? __fget+0x367/0x540 [ 190.963883] ? iterate_fd+0x360/0x360 [ 190.967702] ? __fget_light+0x1a9/0x230 [ 190.971691] ? __fdget+0x1b/0x20 [ 190.975070] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 190.980624] __sys_sendmsg+0x105/0x1d0 [ 190.984563] ? __ia32_sys_shutdown+0x80/0x80 [ 190.989010] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 190.993796] ? do_syscall_64+0x26/0x620 [ 190.997796] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.003186] ? do_syscall_64+0x26/0x620 [ 191.007193] __x64_sys_sendmsg+0x78/0xb0 [ 191.011296] do_syscall_64+0xfd/0x620 [ 191.015127] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.020349] RIP: 0033:0x4471f9 [ 191.023566] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 191.042483] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 191.050200] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 191.057473] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 191.064748] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 191.072024] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 191.079297] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 191.103326] FAULT_INJECTION: forcing a failure. [ 191.103326] name fail_futex, interval 1, probability 0, space 0, times 0 [ 191.126388] CPU: 0 PID: 9711 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 191.134298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.143711] Call Trace: [ 191.146336] dump_stack+0x197/0x210 [ 191.149990] should_fail.cold+0xa/0x1b [ 191.153922] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 191.159057] ? lock_downgrade+0x880/0x880 [ 191.163230] get_futex_key+0xccc/0x1af0 [ 191.167224] ? kfree_skbmem+0xcd/0x160 [ 191.171124] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 191.175821] ? kfree_skbmem+0xcd/0x160 [ 191.179722] ? rcu_read_lock_sched_held+0x110/0x130 [ 191.184754] ? kmem_cache_free+0x222/0x260 [ 191.189017] futex_wait_setup+0xd8/0x390 [ 191.193116] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 191.198279] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 191.203235] ? get_futex_key+0x989/0x1af0 [ 191.207398] futex_wait+0x1fc/0x5e0 [ 191.211053] ? futex_wait_setup+0x390/0x390 [ 191.215386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.220938] ? check_preemption_disabled+0x48/0x290 [ 191.225965] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 191.231171] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 191.236199] ? futex_wake+0x179/0x4d0 [ 191.240027] ? copy_msghdr_from_user+0x430/0x430 [ 191.244882] do_futex+0x175/0x1d70 [ 191.248441] ? kasan_check_read+0x11/0x20 [ 191.252616] ? exit_robust_list+0x2d0/0x2d0 [ 191.256953] ? iterate_fd+0x360/0x360 [ 191.260777] ? __fget_light+0x1a9/0x230 [ 191.264770] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 191.270318] ? fput+0x128/0x1a0 [ 191.273685] ? __sys_sendmsg+0x131/0x1d0 [ 191.277794] __x64_sys_futex+0x400/0x590 [ 191.281916] ? do_futex+0x1d70/0x1d70 [ 191.285729] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 191.290499] ? do_syscall_64+0x26/0x620 [ 191.294486] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.299863] ? do_syscall_64+0x26/0x620 [ 191.303869] ? lockdep_hardirqs_on+0x415/0x5d0 [ 191.308470] ? trace_hardirqs_on+0x67/0x220 [ 191.312812] do_syscall_64+0xfd/0x620 [ 191.316628] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.321834] RIP: 0033:0x4471f9 [ 191.325055] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 191.343967] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 191.351781] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 executing program [ 191.359055] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcca8 [ 191.366331] RBP: 00000000006dcca0 R08: 0000000000000036 R09: 0000000000000036 [ 191.373606] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 191.380883] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 191.441428] FAULT_INJECTION: forcing a failure. [ 191.441428] name failslab, interval 1, probability 0, space 0, times 0 [ 191.457627] CPU: 1 PID: 9729 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 191.465525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.474933] Call Trace: [ 191.477562] dump_stack+0x197/0x210 [ 191.481217] should_fail.cold+0xa/0x1b [ 191.485138] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 191.490252] ? lock_downgrade+0x880/0x880 [ 191.494420] __should_failslab+0x121/0x190 [ 191.498667] should_failslab+0x9/0x14 [ 191.502477] kmem_cache_alloc_trace+0x2cc/0x760 [ 191.507174] ? qfq_change_class+0xcf4/0x15ce [ 191.511596] ? __local_bh_enable_ip+0x15a/0x270 [ 191.516282] qfq_change_class+0xd29/0x15ce [ 191.520524] ? security_capable+0x95/0xc0 [ 191.524698] ? qfq_delete_class+0x350/0x350 [ 191.529038] ? validate_nla+0x32f/0x810 [ 191.533040] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 191.538067] ? qdisc_match_from_root+0x18a/0x280 [ 191.542835] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.548399] ? qfq_delete_class+0x350/0x350 [ 191.552730] tc_ctl_tclass+0x4f8/0xc60 [ 191.556639] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 191.561758] ? find_held_lock+0x35/0x130 [ 191.565888] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 191.571439] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 191.576587] rtnetlink_rcv_msg+0x463/0xb00 [ 191.580840] ? rtnetlink_put_metrics+0x560/0x560 [ 191.585623] ? netlink_deliver_tap+0x22d/0xc20 [ 191.590223] ? find_held_lock+0x35/0x130 [ 191.594303] netlink_rcv_skb+0x17d/0x460 [ 191.598378] ? rtnetlink_put_metrics+0x560/0x560 [ 191.603162] ? netlink_ack+0xb30/0xb30 [ 191.607065] ? kasan_check_read+0x11/0x20 [ 191.611231] ? netlink_deliver_tap+0x254/0xc20 [ 191.615833] rtnetlink_rcv+0x1d/0x30 [ 191.619560] netlink_unicast+0x53a/0x730 [ 191.623641] ? netlink_attachskb+0x770/0x770 [ 191.628071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.633624] netlink_sendmsg+0x8ae/0xd70 [ 191.637702] ? netlink_unicast+0x730/0x730 [ 191.641952] ? selinux_socket_sendmsg+0x36/0x40 [ 191.646639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 191.652187] ? security_socket_sendmsg+0x8d/0xc0 [ 191.656949] ? netlink_unicast+0x730/0x730 [ 191.661222] sock_sendmsg+0xd7/0x130 [ 191.664948] ___sys_sendmsg+0x803/0x920 [ 191.668968] ? copy_msghdr_from_user+0x430/0x430 [ 191.673742] ? lock_downgrade+0x880/0x880 [ 191.677919] ? kasan_check_read+0x11/0x20 [ 191.682116] ? __fget+0x367/0x540 [ 191.685582] ? iterate_fd+0x360/0x360 [ 191.689411] ? __fget_light+0x1a9/0x230 [ 191.693396] ? __fdget+0x1b/0x20 [ 191.696772] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 191.702321] __sys_sendmsg+0x105/0x1d0 [ 191.706221] ? __ia32_sys_shutdown+0x80/0x80 [ 191.710657] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 191.715451] ? do_syscall_64+0x26/0x620 [ 191.719434] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.724810] ? do_syscall_64+0x26/0x620 [ 191.728800] __x64_sys_sendmsg+0x78/0xb0 [ 191.732928] do_syscall_64+0xfd/0x620 [ 191.736742] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.741951] RIP: 0033:0x4471f9 [ 191.745152] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 191.764099] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 191.771817] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 191.779092] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 191.786369] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 191.793648] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 191.800924] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 191.850999] FAULT_INJECTION: forcing a failure. [ 191.850999] name fail_futex, interval 1, probability 0, space 0, times 0 [ 191.868713] CPU: 0 PID: 9744 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 191.876632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.886007] Call Trace: [ 191.888639] dump_stack+0x197/0x210 [ 191.892287] should_fail.cold+0xa/0x1b [ 191.896185] ? trace_hardirqs_on+0x67/0x220 [ 191.900528] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 191.905656] ? _raw_spin_unlock_irq+0x5e/0x90 [ 191.910212] ? finish_task_switch+0x146/0x7c0 [ 191.914748] ? finish_task_switch+0x118/0x7c0 [ 191.919254] ? switch_mm_irqs_off+0x2de/0x1360 [ 191.923854] get_futex_key+0xccc/0x1af0 [ 191.927847] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 191.932538] ? try_to_wake_up+0xcc/0xf50 [ 191.936617] ? preempt_schedule+0x4b/0x60 [ 191.940876] futex_wait_setup+0xd8/0x390 [ 191.944947] ? preempt_schedule+0x4b/0x60 [ 191.949114] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 191.954230] ? _raw_spin_unlock_irqrestore+0xbd/0xe0 [ 191.959350] ? try_to_wake_up+0xcc/0xf50 [ 191.963426] futex_wait+0x1fc/0x5e0 [ 191.967081] ? futex_wait_setup+0x390/0x390 [ 191.971414] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 191.976620] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 191.981651] ? futex_wake+0x179/0x4d0 [ 191.985488] ? copy_msghdr_from_user+0x430/0x430 [ 191.990265] do_futex+0x175/0x1d70 [ 191.993818] ? kasan_check_read+0x11/0x20 [ 191.998122] ? exit_robust_list+0x2d0/0x2d0 [ 192.002472] ? iterate_fd+0x360/0x360 [ 192.006310] ? __fget_light+0x1a9/0x230 [ 192.010295] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 192.015871] ? fput+0x128/0x1a0 [ 192.019172] ? __sys_sendmsg+0x131/0x1d0 [ 192.023250] __x64_sys_futex+0x400/0x590 [ 192.027333] ? do_futex+0x1d70/0x1d70 [ 192.031160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 192.035928] ? do_syscall_64+0x26/0x620 [ 192.039916] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.045297] ? do_syscall_64+0x26/0x620 [ 192.049298] ? lockdep_hardirqs_on+0x415/0x5d0 [ 192.053926] ? trace_hardirqs_on+0x67/0x220 [ 192.058260] do_syscall_64+0xfd/0x620 [ 192.062078] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.067274] RIP: 0033:0x4471f9 [ 192.070478] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 192.089388] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca executing program [ 192.097105] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 192.104389] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcc88 [ 192.111686] RBP: 00000000006dcc80 R08: 0000000000000036 R09: 0000000000000036 [ 192.118970] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 192.126242] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 192.160107] nla_parse: 3 callbacks suppressed [ 192.160116] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 192.240367] FAULT_INJECTION: forcing a failure. [ 192.240367] name failslab, interval 1, probability 0, space 0, times 0 [ 192.255989] CPU: 1 PID: 9759 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 192.263898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.273255] Call Trace: [ 192.275858] dump_stack+0x197/0x210 [ 192.279502] should_fail.cold+0xa/0x1b [ 192.283407] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 192.288523] ? lock_downgrade+0x880/0x880 [ 192.292727] __should_failslab+0x121/0x190 [ 192.296975] should_failslab+0x9/0x14 [ 192.300792] kmem_cache_alloc_node+0x26c/0x710 [ 192.305393] ? qfq_change_class+0x6c3/0x15ce [ 192.309829] __alloc_skb+0xd5/0x5f0 [ 192.313470] ? skb_trim+0x190/0x190 [ 192.317128] ? qfq_delete_class+0x350/0x350 [ 192.321464] ? validate_nla+0x32f/0x810 [ 192.325465] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 192.330933] ? qfq_delete_class+0x350/0x350 [ 192.335269] tc_ctl_tclass+0x532/0xc60 [ 192.339179] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 192.344295] ? find_held_lock+0x35/0x130 [ 192.348386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.353981] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 192.359118] rtnetlink_rcv_msg+0x463/0xb00 [ 192.363363] ? rtnetlink_put_metrics+0x560/0x560 [ 192.368234] ? netlink_deliver_tap+0x22d/0xc20 [ 192.372832] ? find_held_lock+0x35/0x130 [ 192.376911] netlink_rcv_skb+0x17d/0x460 [ 192.380985] ? rtnetlink_put_metrics+0x560/0x560 [ 192.385761] ? netlink_ack+0xb30/0xb30 [ 192.389662] ? kasan_check_read+0x11/0x20 [ 192.393837] ? netlink_deliver_tap+0x254/0xc20 [ 192.398456] rtnetlink_rcv+0x1d/0x30 [ 192.402208] netlink_unicast+0x53a/0x730 [ 192.406307] ? netlink_attachskb+0x770/0x770 [ 192.410739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.416292] netlink_sendmsg+0x8ae/0xd70 [ 192.420375] ? netlink_unicast+0x730/0x730 [ 192.424628] ? selinux_socket_sendmsg+0x36/0x40 [ 192.429310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.434863] ? security_socket_sendmsg+0x8d/0xc0 [ 192.439673] ? netlink_unicast+0x730/0x730 [ 192.443942] sock_sendmsg+0xd7/0x130 [ 192.447671] ___sys_sendmsg+0x803/0x920 [ 192.451673] ? copy_msghdr_from_user+0x430/0x430 [ 192.456447] ? lock_downgrade+0x880/0x880 [ 192.460611] ? kasan_check_read+0x11/0x20 [ 192.464784] ? __fget+0x367/0x540 [ 192.468279] ? iterate_fd+0x360/0x360 [ 192.472132] ? __fget_light+0x1a9/0x230 [ 192.476122] ? __fdget+0x1b/0x20 [ 192.479497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.485057] __sys_sendmsg+0x105/0x1d0 [ 192.488990] ? __ia32_sys_shutdown+0x80/0x80 [ 192.493424] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 192.498323] ? do_syscall_64+0x26/0x620 [ 192.502311] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.507697] ? do_syscall_64+0x26/0x620 [ 192.511690] __x64_sys_sendmsg+0x78/0xb0 [ 192.515767] do_syscall_64+0xfd/0x620 [ 192.519585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.524789] RIP: 0033:0x4471f9 [ 192.527996] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 192.546903] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 192.554623] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 192.561903] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 192.569181] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 192.576458] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 192.583738] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 192.611453] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 192.638597] FAULT_INJECTION: forcing a failure. [ 192.638597] name failslab, interval 1, probability 0, space 0, times 0 [ 192.667690] CPU: 1 PID: 9775 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 192.675623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.684985] Call Trace: [ 192.687597] dump_stack+0x197/0x210 [ 192.691244] should_fail.cold+0xa/0x1b [ 192.695149] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 192.700265] ? memset+0x32/0x40 [ 192.703567] ? memcpy+0x46/0x50 [ 192.706866] __should_failslab+0x121/0x190 [ 192.711116] should_failslab+0x9/0x14 [ 192.714943] __kmalloc_track_caller+0x6d/0x750 [ 192.719545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.725144] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 192.729939] ? gnet_stats_copy_app+0x73/0x300 [ 192.734465] kmemdup+0x27/0x60 [ 192.737686] gnet_stats_copy_app+0x73/0x300 [ 192.742038] qfq_dump_class_stats+0x25a/0x3a0 [ 192.746578] ? qfq_bind_tcf+0x1e0/0x1e0 [ 192.750633] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 192.755665] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 192.761045] ? qfq_bind_tcf+0x1e0/0x1e0 [ 192.765035] tc_fill_tclass+0x5c1/0x8f0 [ 192.769041] ? qdisc_watchdog+0x290/0x290 [ 192.773235] ? qfq_delete_class+0x350/0x350 [ 192.777568] ? validate_nla+0x32f/0x810 [ 192.781568] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 192.787035] ? qfq_delete_class+0x350/0x350 [ 192.791370] tc_ctl_tclass+0x532/0xc60 [ 192.795290] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 192.800426] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.805979] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 192.811097] rtnetlink_rcv_msg+0x463/0xb00 [ 192.815350] ? rtnetlink_put_metrics+0x560/0x560 [ 192.820132] ? netlink_deliver_tap+0x22d/0xc20 [ 192.824732] ? find_held_lock+0x35/0x130 [ 192.828813] netlink_rcv_skb+0x17d/0x460 [ 192.832893] ? rtnetlink_put_metrics+0x560/0x560 [ 192.837663] ? netlink_ack+0xb30/0xb30 [ 192.841571] ? kasan_check_read+0x11/0x20 [ 192.845744] ? netlink_deliver_tap+0x254/0xc20 [ 192.850355] rtnetlink_rcv+0x1d/0x30 [ 192.854085] netlink_unicast+0x53a/0x730 [ 192.858162] ? netlink_attachskb+0x770/0x770 [ 192.862592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.868144] netlink_sendmsg+0x8ae/0xd70 [ 192.872225] ? netlink_unicast+0x730/0x730 [ 192.876478] ? selinux_socket_sendmsg+0x36/0x40 [ 192.881160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 192.886711] ? security_socket_sendmsg+0x8d/0xc0 [ 192.891505] ? netlink_unicast+0x730/0x730 [ 192.895764] sock_sendmsg+0xd7/0x130 [ 192.899495] ___sys_sendmsg+0x803/0x920 [ 192.903484] ? copy_msghdr_from_user+0x430/0x430 [ 192.908270] ? lock_downgrade+0x880/0x880 [ 192.912435] ? kasan_check_read+0x11/0x20 [ 192.916600] ? __fget+0x367/0x540 [ 192.920070] ? iterate_fd+0x360/0x360 [ 192.923889] ? __fget_light+0x1a9/0x230 [ 192.927875] ? __fdget+0x1b/0x20 [ 192.931289] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 192.936840] __sys_sendmsg+0x105/0x1d0 [ 192.940739] ? __ia32_sys_shutdown+0x80/0x80 [ 192.945206] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 192.949973] ? do_syscall_64+0x26/0x620 [ 192.953959] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.959332] ? do_syscall_64+0x26/0x620 [ 192.963322] __x64_sys_sendmsg+0x78/0xb0 [ 192.967397] do_syscall_64+0xfd/0x620 [ 192.971213] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.976436] RIP: 0033:0x4471f9 [ 192.979638] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 192.998562] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 193.006302] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 executing program [ 193.013587] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 193.020878] RBP: 00000000006dcca0 R08: 0000000000000001 R09: 0000000000000036 [ 193.028164] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 193.035430] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 193.050756] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 193.072442] FAULT_INJECTION: forcing a failure. [ 193.072442] name failslab, interval 1, probability 0, space 0, times 0 [ 193.093855] CPU: 1 PID: 9798 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 193.101808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.111189] Call Trace: [ 193.113802] dump_stack+0x197/0x210 [ 193.117465] should_fail.cold+0xa/0x1b [ 193.121379] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 193.126509] ? lock_downgrade+0x880/0x880 [ 193.130696] __should_failslab+0x121/0x190 [ 193.134957] should_failslab+0x9/0x14 [ 193.138773] kmem_cache_alloc_node+0x26c/0x710 [ 193.143398] ? qfq_change_class+0x6c3/0x15ce [ 193.147845] __alloc_skb+0xd5/0x5f0 [ 193.151500] ? skb_trim+0x190/0x190 [ 193.155163] ? qfq_delete_class+0x350/0x350 [ 193.159502] ? validate_nla+0x32f/0x810 [ 193.163514] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 193.168999] ? qfq_delete_class+0x350/0x350 [ 193.173345] tc_ctl_tclass+0x532/0xc60 [ 193.177259] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 193.182385] ? find_held_lock+0x35/0x130 [ 193.186487] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.192059] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 193.197206] rtnetlink_rcv_msg+0x463/0xb00 [ 193.201469] ? rtnetlink_put_metrics+0x560/0x560 [ 193.206277] ? netlink_deliver_tap+0x22d/0xc20 [ 193.210893] ? find_held_lock+0x35/0x130 [ 193.214984] netlink_rcv_skb+0x17d/0x460 [ 193.219083] ? rtnetlink_put_metrics+0x560/0x560 [ 193.223875] ? netlink_ack+0xb30/0xb30 [ 193.227787] ? kasan_check_read+0x11/0x20 [ 193.231961] ? netlink_deliver_tap+0x254/0xc20 [ 193.236585] rtnetlink_rcv+0x1d/0x30 [ 193.240324] netlink_unicast+0x53a/0x730 [ 193.244408] ? netlink_attachskb+0x770/0x770 [ 193.248834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.254391] netlink_sendmsg+0x8ae/0xd70 [ 193.258469] ? netlink_unicast+0x730/0x730 [ 193.262723] ? selinux_socket_sendmsg+0x36/0x40 [ 193.267404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.272995] ? security_socket_sendmsg+0x8d/0xc0 [ 193.277871] ? netlink_unicast+0x730/0x730 [ 193.282163] sock_sendmsg+0xd7/0x130 [ 193.285912] ___sys_sendmsg+0x803/0x920 [ 193.289942] ? copy_msghdr_from_user+0x430/0x430 [ 193.294746] ? lock_downgrade+0x880/0x880 [ 193.298921] ? kasan_check_read+0x11/0x20 [ 193.303121] ? __fget+0x367/0x540 [ 193.306613] ? iterate_fd+0x360/0x360 [ 193.310462] ? __fget_light+0x1a9/0x230 [ 193.314538] ? __fdget+0x1b/0x20 [ 193.317930] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.323501] __sys_sendmsg+0x105/0x1d0 [ 193.327409] ? __ia32_sys_shutdown+0x80/0x80 [ 193.331847] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 193.336630] ? do_syscall_64+0x26/0x620 [ 193.340619] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.345993] ? do_syscall_64+0x26/0x620 [ 193.349984] __x64_sys_sendmsg+0x78/0xb0 [ 193.354080] do_syscall_64+0xfd/0x620 [ 193.357918] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.363122] RIP: 0033:0x4471f9 [ 193.366328] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 193.385241] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 193.392961] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 193.400244] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 193.407523] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 193.414800] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 193.422080] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 193.433463] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 193.442282] FAULT_INJECTION: forcing a failure. [ 193.442282] name failslab, interval 1, probability 0, space 0, times 0 [ 193.453697] CPU: 0 PID: 9816 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 193.461811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.471170] Call Trace: [ 193.473775] dump_stack+0x197/0x210 [ 193.477423] should_fail.cold+0xa/0x1b [ 193.481339] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 193.486455] ? memset+0x32/0x40 [ 193.489750] ? memcpy+0x46/0x50 [ 193.493048] __should_failslab+0x121/0x190 [ 193.497297] should_failslab+0x9/0x14 [ 193.501146] __kmalloc_track_caller+0x6d/0x750 [ 193.505736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.511262] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 193.516012] ? gnet_stats_copy_app+0x73/0x300 [ 193.520498] kmemdup+0x27/0x60 [ 193.523681] gnet_stats_copy_app+0x73/0x300 [ 193.528000] qfq_dump_class_stats+0x25a/0x3a0 [ 193.532497] ? qfq_bind_tcf+0x1e0/0x1e0 [ 193.536462] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 193.541494] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 193.546843] ? qfq_bind_tcf+0x1e0/0x1e0 [ 193.550810] tc_fill_tclass+0x5c1/0x8f0 [ 193.554803] ? qdisc_watchdog+0x290/0x290 [ 193.558963] ? qfq_delete_class+0x350/0x350 [ 193.563270] ? validate_nla+0x32f/0x810 [ 193.567234] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 193.572689] ? qfq_delete_class+0x350/0x350 [ 193.577032] tc_ctl_tclass+0x532/0xc60 [ 193.580931] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 193.586031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.591556] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 193.596655] rtnetlink_rcv_msg+0x463/0xb00 [ 193.600883] ? rtnetlink_put_metrics+0x560/0x560 [ 193.605639] ? netlink_deliver_tap+0x22d/0xc20 [ 193.610213] ? find_held_lock+0x35/0x130 [ 193.614263] netlink_rcv_skb+0x17d/0x460 [ 193.618335] ? rtnetlink_put_metrics+0x560/0x560 [ 193.623084] ? netlink_ack+0xb30/0xb30 [ 193.626958] ? kasan_check_read+0x11/0x20 [ 193.631097] ? netlink_deliver_tap+0x254/0xc20 [ 193.635670] rtnetlink_rcv+0x1d/0x30 [ 193.639372] netlink_unicast+0x53a/0x730 [ 193.643426] ? netlink_attachskb+0x770/0x770 [ 193.647827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.653370] netlink_sendmsg+0x8ae/0xd70 [ 193.657425] ? netlink_unicast+0x730/0x730 [ 193.661651] ? selinux_socket_sendmsg+0x36/0x40 [ 193.666305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.671854] ? security_socket_sendmsg+0x8d/0xc0 [ 193.676597] ? netlink_unicast+0x730/0x730 [ 193.680824] sock_sendmsg+0xd7/0x130 [ 193.684529] ___sys_sendmsg+0x803/0x920 [ 193.688497] ? copy_msghdr_from_user+0x430/0x430 [ 193.693247] ? lock_downgrade+0x880/0x880 [ 193.697394] ? kasan_check_read+0x11/0x20 [ 193.701570] ? __fget+0x367/0x540 [ 193.705015] ? iterate_fd+0x360/0x360 [ 193.708823] ? __fget_light+0x1a9/0x230 [ 193.712795] ? __fdget+0x1b/0x20 [ 193.716179] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.721706] __sys_sendmsg+0x105/0x1d0 [ 193.725581] ? __ia32_sys_shutdown+0x80/0x80 [ 193.729982] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 193.734735] ? do_syscall_64+0x26/0x620 [ 193.738706] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.744059] ? do_syscall_64+0x26/0x620 [ 193.748103] __x64_sys_sendmsg+0x78/0xb0 [ 193.752203] do_syscall_64+0xfd/0x620 [ 193.755995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.761171] RIP: 0033:0x4471f9 [ 193.764350] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 193.783242] RSP: 002b:00007fcd95f97d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 193.790936] RAX: ffffffffffffffda RBX: 00000000006dccc8 RCX: 00000000004471f9 [ 193.798199] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000d [ 193.805456] RBP: 00000000006dccc0 R08: 0000000000000001 R09: 0000000000000036 [ 193.812709] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95f97d80 executing program [ 193.819964] R13: 000000000000000e R14: 0000000000000000 R15: 0507002400000074 [ 193.840580] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 193.862959] FAULT_INJECTION: forcing a failure. [ 193.862959] name failslab, interval 1, probability 0, space 0, times 0 [ 193.875151] CPU: 0 PID: 9820 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 193.883060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.892440] Call Trace: [ 193.895047] dump_stack+0x197/0x210 [ 193.898710] should_fail.cold+0xa/0x1b [ 193.902725] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 193.907857] ? lock_downgrade+0x880/0x880 [ 193.912042] __should_failslab+0x121/0x190 [ 193.916300] should_failslab+0x9/0x14 [ 193.920119] kmem_cache_alloc_trace+0x2cc/0x760 [ 193.924811] ? qfq_change_class+0xcf4/0x15ce [ 193.929248] ? __local_bh_enable_ip+0x15a/0x270 [ 193.933945] qfq_change_class+0xd29/0x15ce [ 193.938196] ? security_capable+0x95/0xc0 [ 193.942368] ? qfq_delete_class+0x350/0x350 [ 193.946711] ? validate_nla+0x32f/0x810 [ 193.950711] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 193.955752] ? qdisc_match_from_root+0x18a/0x280 [ 193.960529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.966106] ? qfq_delete_class+0x350/0x350 [ 193.970469] tc_ctl_tclass+0x4f8/0xc60 [ 193.974382] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 193.979507] ? find_held_lock+0x35/0x130 [ 193.983624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.989189] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 193.994310] rtnetlink_rcv_msg+0x463/0xb00 [ 193.998573] ? rtnetlink_put_metrics+0x560/0x560 [ 194.003388] ? netlink_deliver_tap+0x22d/0xc20 [ 194.007983] ? find_held_lock+0x35/0x130 [ 194.012087] netlink_rcv_skb+0x17d/0x460 [ 194.016174] ? rtnetlink_put_metrics+0x560/0x560 [ 194.020950] ? netlink_ack+0xb30/0xb30 [ 194.024877] ? kasan_check_read+0x11/0x20 [ 194.029052] ? netlink_deliver_tap+0x254/0xc20 [ 194.033674] rtnetlink_rcv+0x1d/0x30 [ 194.037439] netlink_unicast+0x53a/0x730 [ 194.041534] ? netlink_attachskb+0x770/0x770 [ 194.045974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.051558] netlink_sendmsg+0x8ae/0xd70 [ 194.055681] ? netlink_unicast+0x730/0x730 [ 194.059953] ? selinux_socket_sendmsg+0x36/0x40 [ 194.064641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.070211] ? security_socket_sendmsg+0x8d/0xc0 [ 194.075012] ? netlink_unicast+0x730/0x730 [ 194.079276] sock_sendmsg+0xd7/0x130 [ 194.083005] ___sys_sendmsg+0x803/0x920 [ 194.087002] ? copy_msghdr_from_user+0x430/0x430 [ 194.091797] ? lock_downgrade+0x880/0x880 [ 194.095965] ? kasan_check_read+0x11/0x20 [ 194.100131] ? __fget+0x367/0x540 [ 194.103601] ? iterate_fd+0x360/0x360 [ 194.107426] ? __fget_light+0x1a9/0x230 [ 194.111415] ? __fdget+0x1b/0x20 [ 194.114818] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.120369] __sys_sendmsg+0x105/0x1d0 [ 194.124268] ? __ia32_sys_shutdown+0x80/0x80 [ 194.128703] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 194.133470] ? do_syscall_64+0x26/0x620 [ 194.137459] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.142831] ? do_syscall_64+0x26/0x620 [ 194.146906] __x64_sys_sendmsg+0x78/0xb0 [ 194.150981] do_syscall_64+0xfd/0x620 [ 194.154805] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.160000] RIP: 0033:0x4471f9 [ 194.163216] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 194.182126] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 194.189845] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 194.197137] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 194.204411] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 194.211685] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 194.219054] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 194.243326] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 194.269643] FAULT_INJECTION: forcing a failure. [ 194.269643] name failslab, interval 1, probability 0, space 0, times 0 [ 194.285710] CPU: 0 PID: 9833 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 194.293616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.302994] Call Trace: [ 194.305629] dump_stack+0x197/0x210 [ 194.309276] should_fail.cold+0xa/0x1b [ 194.313180] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 194.318299] ? lock_downgrade+0x880/0x880 [ 194.322468] __should_failslab+0x121/0x190 [ 194.326718] should_failslab+0x9/0x14 [ 194.330532] kmem_cache_alloc_node+0x26c/0x710 [ 194.335137] ? qfq_change_class+0x6c3/0x15ce [ 194.339580] __alloc_skb+0xd5/0x5f0 [ 194.343226] ? skb_trim+0x190/0x190 [ 194.346866] ? qfq_delete_class+0x350/0x350 [ 194.351201] ? validate_nla+0x32f/0x810 [ 194.355196] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 194.360666] ? qfq_delete_class+0x350/0x350 [ 194.365038] tc_ctl_tclass+0x532/0xc60 [ 194.368944] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 194.374062] ? find_held_lock+0x35/0x130 [ 194.378154] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.383706] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 194.388826] rtnetlink_rcv_msg+0x463/0xb00 [ 194.393080] ? rtnetlink_put_metrics+0x560/0x560 [ 194.397852] ? netlink_deliver_tap+0x22d/0xc20 [ 194.402452] ? find_held_lock+0x35/0x130 [ 194.406528] netlink_rcv_skb+0x17d/0x460 [ 194.410614] ? rtnetlink_put_metrics+0x560/0x560 [ 194.415393] ? netlink_ack+0xb30/0xb30 [ 194.419304] ? kasan_check_read+0x11/0x20 [ 194.423474] ? netlink_deliver_tap+0x254/0xc20 [ 194.428081] rtnetlink_rcv+0x1d/0x30 [ 194.431809] netlink_unicast+0x53a/0x730 [ 194.435910] ? netlink_attachskb+0x770/0x770 [ 194.440337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.446014] netlink_sendmsg+0x8ae/0xd70 [ 194.450109] ? netlink_unicast+0x730/0x730 [ 194.454360] ? selinux_socket_sendmsg+0x36/0x40 [ 194.459052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.464608] ? security_socket_sendmsg+0x8d/0xc0 [ 194.469380] ? netlink_unicast+0x730/0x730 [ 194.473633] sock_sendmsg+0xd7/0x130 [ 194.477362] ___sys_sendmsg+0x803/0x920 [ 194.481356] ? copy_msghdr_from_user+0x430/0x430 [ 194.486132] ? lock_downgrade+0x880/0x880 [ 194.490303] ? kasan_check_read+0x11/0x20 [ 194.494476] ? __fget+0x367/0x540 [ 194.497954] ? iterate_fd+0x360/0x360 [ 194.501781] ? __fget_light+0x1a9/0x230 [ 194.505769] ? __fdget+0x1b/0x20 [ 194.509146] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.514718] __sys_sendmsg+0x105/0x1d0 [ 194.518748] ? __ia32_sys_shutdown+0x80/0x80 [ 194.523184] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 194.527955] ? do_syscall_64+0x26/0x620 [ 194.531949] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.537325] ? do_syscall_64+0x26/0x620 [ 194.541329] __x64_sys_sendmsg+0x78/0xb0 [ 194.545421] do_syscall_64+0xfd/0x620 [ 194.549241] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.554491] RIP: 0033:0x4471f9 [ 194.557701] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 194.576721] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 194.584446] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 executing program [ 194.591745] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 194.599028] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 194.606309] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 194.613587] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 194.640065] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 194.660630] FAULT_INJECTION: forcing a failure. [ 194.660630] name failslab, interval 1, probability 0, space 0, times 0 [ 194.676111] CPU: 0 PID: 9852 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 194.684040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.693402] Call Trace: [ 194.696011] dump_stack+0x197/0x210 [ 194.699659] should_fail.cold+0xa/0x1b [ 194.703598] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 194.708721] ? lock_downgrade+0x880/0x880 [ 194.712894] __should_failslab+0x121/0x190 [ 194.717149] should_failslab+0x9/0x14 [ 194.720960] kmem_cache_alloc_node+0x26c/0x710 [ 194.725601] ? qfq_change_class+0x6c3/0x15ce [ 194.730049] __alloc_skb+0xd5/0x5f0 [ 194.733694] ? skb_trim+0x190/0x190 [ 194.737371] ? qfq_delete_class+0x350/0x350 [ 194.741706] ? validate_nla+0x32f/0x810 [ 194.745701] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 194.751172] ? qfq_delete_class+0x350/0x350 [ 194.755508] tc_ctl_tclass+0x532/0xc60 [ 194.759419] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 194.764552] ? find_held_lock+0x35/0x130 [ 194.768657] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.774214] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 194.779337] rtnetlink_rcv_msg+0x463/0xb00 [ 194.783598] ? rtnetlink_put_metrics+0x560/0x560 [ 194.788376] ? netlink_deliver_tap+0x22d/0xc20 [ 194.792972] ? find_held_lock+0x35/0x130 [ 194.797153] netlink_rcv_skb+0x17d/0x460 [ 194.801229] ? rtnetlink_put_metrics+0x560/0x560 [ 194.806000] ? netlink_ack+0xb30/0xb30 [ 194.809900] ? kasan_check_read+0x11/0x20 [ 194.814064] ? netlink_deliver_tap+0x254/0xc20 [ 194.818681] rtnetlink_rcv+0x1d/0x30 [ 194.822410] netlink_unicast+0x53a/0x730 [ 194.826491] ? netlink_attachskb+0x770/0x770 [ 194.830915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.836469] netlink_sendmsg+0x8ae/0xd70 [ 194.840563] ? netlink_unicast+0x730/0x730 [ 194.844824] ? selinux_socket_sendmsg+0x36/0x40 [ 194.849502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.855052] ? security_socket_sendmsg+0x8d/0xc0 [ 194.859833] ? netlink_unicast+0x730/0x730 [ 194.864084] sock_sendmsg+0xd7/0x130 [ 194.867815] ___sys_sendmsg+0x803/0x920 [ 194.871808] ? copy_msghdr_from_user+0x430/0x430 [ 194.876590] ? lock_downgrade+0x880/0x880 [ 194.880760] ? kasan_check_read+0x11/0x20 [ 194.884932] ? __fget+0x367/0x540 [ 194.888403] ? iterate_fd+0x360/0x360 [ 194.892256] ? __fget_light+0x1a9/0x230 [ 194.896245] ? __fdget+0x1b/0x20 [ 194.899626] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.905201] __sys_sendmsg+0x105/0x1d0 [ 194.909103] ? __ia32_sys_shutdown+0x80/0x80 [ 194.913540] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 194.918329] ? do_syscall_64+0x26/0x620 [ 194.922314] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.927712] ? do_syscall_64+0x26/0x620 [ 194.931704] __x64_sys_sendmsg+0x78/0xb0 [ 194.935778] do_syscall_64+0xfd/0x620 [ 194.939613] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.944820] RIP: 0033:0x4471f9 [ 194.948020] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 194.966948] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 194.974699] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 194.981976] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 194.989262] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 194.996575] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 195.003866] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 195.019995] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 195.047784] FAULT_INJECTION: forcing a failure. [ 195.047784] name failslab, interval 1, probability 0, space 0, times 0 [ 195.063926] CPU: 0 PID: 9867 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 195.071844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.081206] Call Trace: [ 195.083806] dump_stack+0x197/0x210 [ 195.087455] should_fail.cold+0xa/0x1b [ 195.091377] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 195.096494] ? lock_downgrade+0x880/0x880 [ 195.100669] __should_failslab+0x121/0x190 [ 195.104917] should_failslab+0x9/0x14 [ 195.108729] kmem_cache_alloc_node+0x26c/0x710 [ 195.113325] ? qfq_change_class+0x6c3/0x15ce [ 195.117758] __alloc_skb+0xd5/0x5f0 [ 195.121407] ? skb_trim+0x190/0x190 [ 195.125062] ? qfq_delete_class+0x350/0x350 [ 195.129400] ? validate_nla+0x32f/0x810 [ 195.133394] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 195.138871] ? qfq_delete_class+0x350/0x350 [ 195.143220] tc_ctl_tclass+0x532/0xc60 [ 195.147146] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 195.152277] ? find_held_lock+0x35/0x130 [ 195.156389] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 195.161961] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 195.167120] rtnetlink_rcv_msg+0x463/0xb00 [ 195.171390] ? rtnetlink_put_metrics+0x560/0x560 [ 195.176186] ? netlink_deliver_tap+0x22d/0xc20 [ 195.180796] ? find_held_lock+0x35/0x130 [ 195.184973] netlink_rcv_skb+0x17d/0x460 [ 195.189081] ? rtnetlink_put_metrics+0x560/0x560 [ 195.193865] ? netlink_ack+0xb30/0xb30 [ 195.197777] ? kasan_check_read+0x11/0x20 [ 195.201956] ? netlink_deliver_tap+0x254/0xc20 [ 195.206572] rtnetlink_rcv+0x1d/0x30 [ 195.210330] netlink_unicast+0x53a/0x730 [ 195.214418] ? netlink_attachskb+0x770/0x770 [ 195.218864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.224431] netlink_sendmsg+0x8ae/0xd70 [ 195.228522] ? netlink_unicast+0x730/0x730 [ 195.232785] ? selinux_socket_sendmsg+0x36/0x40 [ 195.237475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.243051] ? security_socket_sendmsg+0x8d/0xc0 [ 195.247851] ? netlink_unicast+0x730/0x730 [ 195.252119] sock_sendmsg+0xd7/0x130 [ 195.255860] ___sys_sendmsg+0x803/0x920 [ 195.259863] ? copy_msghdr_from_user+0x430/0x430 [ 195.264648] ? lock_downgrade+0x880/0x880 [ 195.268822] ? kasan_check_read+0x11/0x20 [ 195.272997] ? __fget+0x367/0x540 [ 195.276480] ? iterate_fd+0x360/0x360 [ 195.280309] ? __fget_light+0x1a9/0x230 [ 195.284352] ? __fdget+0x1b/0x20 [ 195.287735] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 195.293293] __sys_sendmsg+0x105/0x1d0 [ 195.297195] ? __ia32_sys_shutdown+0x80/0x80 [ 195.301643] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 195.306425] ? do_syscall_64+0x26/0x620 [ 195.310422] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.315810] ? do_syscall_64+0x26/0x620 [ 195.319821] __x64_sys_sendmsg+0x78/0xb0 [ 195.323912] do_syscall_64+0xfd/0x620 [ 195.327743] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.332950] RIP: 0033:0x4471f9 executing program [ 195.336164] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 195.355107] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 195.362845] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 195.370141] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 195.377435] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 195.384729] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 195.392043] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 195.421755] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 195.457142] FAULT_INJECTION: forcing a failure. [ 195.457142] name failslab, interval 1, probability 0, space 0, times 0 [ 195.477470] CPU: 1 PID: 9884 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 195.485380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.494741] Call Trace: [ 195.497392] dump_stack+0x197/0x210 [ 195.501051] should_fail.cold+0xa/0x1b [ 195.505096] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 195.510221] ? lock_downgrade+0x880/0x880 [ 195.514420] __should_failslab+0x121/0x190 [ 195.518745] should_failslab+0x9/0x14 [ 195.522565] kmem_cache_alloc_node+0x26c/0x710 [ 195.527162] ? qfq_change_class+0x6c3/0x15ce [ 195.531590] __alloc_skb+0xd5/0x5f0 [ 195.535242] ? skb_trim+0x190/0x190 [ 195.538884] ? qfq_delete_class+0x350/0x350 [ 195.543218] ? validate_nla+0x32f/0x810 [ 195.547209] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 195.552676] ? qfq_delete_class+0x350/0x350 [ 195.557134] tc_ctl_tclass+0x532/0xc60 [ 195.561049] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 195.566168] ? find_held_lock+0x35/0x130 [ 195.570253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 195.575814] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 195.580939] rtnetlink_rcv_msg+0x463/0xb00 [ 195.585190] ? rtnetlink_put_metrics+0x560/0x560 [ 195.589968] ? netlink_deliver_tap+0x22d/0xc20 [ 195.594567] ? find_held_lock+0x35/0x130 [ 195.598656] netlink_rcv_skb+0x17d/0x460 [ 195.602734] ? rtnetlink_put_metrics+0x560/0x560 [ 195.607513] ? netlink_ack+0xb30/0xb30 [ 195.611416] ? kasan_check_read+0x11/0x20 [ 195.615581] ? netlink_deliver_tap+0x254/0xc20 [ 195.620184] rtnetlink_rcv+0x1d/0x30 [ 195.623925] netlink_unicast+0x53a/0x730 [ 195.628009] ? netlink_attachskb+0x770/0x770 [ 195.632440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.637994] netlink_sendmsg+0x8ae/0xd70 [ 195.642089] ? netlink_unicast+0x730/0x730 [ 195.646452] ? selinux_socket_sendmsg+0x36/0x40 [ 195.651181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 195.656739] ? security_socket_sendmsg+0x8d/0xc0 [ 195.661517] ? netlink_unicast+0x730/0x730 [ 195.665789] sock_sendmsg+0xd7/0x130 [ 195.669525] ___sys_sendmsg+0x803/0x920 [ 195.673524] ? copy_msghdr_from_user+0x430/0x430 [ 195.678295] ? lock_downgrade+0x880/0x880 [ 195.682456] ? kasan_check_read+0x11/0x20 [ 195.686624] ? __fget+0x367/0x540 [ 195.690099] ? iterate_fd+0x360/0x360 [ 195.693946] ? __fget_light+0x1a9/0x230 [ 195.697999] ? __fdget+0x1b/0x20 [ 195.701372] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 195.706927] __sys_sendmsg+0x105/0x1d0 [ 195.710835] ? __ia32_sys_shutdown+0x80/0x80 [ 195.715268] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 195.720036] ? do_syscall_64+0x26/0x620 [ 195.724029] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.729411] ? do_syscall_64+0x26/0x620 [ 195.733399] __x64_sys_sendmsg+0x78/0xb0 [ 195.737474] do_syscall_64+0xfd/0x620 [ 195.741290] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.746507] RIP: 0033:0x4471f9 [ 195.749719] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 195.768634] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 195.776355] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 195.783639] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 195.791018] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 195.798308] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 195.805682] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 195.816729] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 195.838735] FAULT_INJECTION: forcing a failure. [ 195.838735] name fail_futex, interval 1, probability 0, space 0, times 0 [ 195.852338] CPU: 1 PID: 9899 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 195.860261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.869636] Call Trace: [ 195.872245] dump_stack+0x197/0x210 [ 195.875900] should_fail.cold+0xa/0x1b [ 195.879819] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 195.884955] ? free_one_page+0x130/0xfb0 [ 195.889059] get_futex_key+0xccc/0x1af0 [ 195.893080] ? do_raw_spin_unlock+0x181/0x270 [ 195.897620] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 195.902315] ? free_one_page+0x99d/0xfb0 [ 195.906402] ? __free_pages_ok+0x623/0xd90 [ 195.910666] ? __free_pages+0x85/0xb0 [ 195.914493] ? __free_pages_ok+0x623/0xd90 [ 195.918782] ? lockdep_hardirqs_on+0x415/0x5d0 [ 195.923422] futex_wake+0xf9/0x4d0 [ 195.926988] ? get_futex_key+0x1af0/0x1af0 [ 195.931246] ? __lock_acquire+0x6ee/0x49c0 [ 195.935512] do_futex+0x358/0x1d70 [ 195.939080] ? mark_held_locks+0x100/0x100 [ 195.943329] ? __might_fault+0x12b/0x1e0 [ 195.947408] ? exit_robust_list+0x2d0/0x2d0 [ 195.951747] ? __might_fault+0x12b/0x1e0 [ 195.955822] ? find_held_lock+0x35/0x130 [ 195.959898] ? __might_fault+0x12b/0x1e0 [ 195.963984] ? lock_downgrade+0x880/0x880 [ 195.968169] mm_release+0x33d/0x490 [ 195.971846] do_exit+0x715/0x30d0 [ 195.975319] ? get_signal+0x384/0x1fc0 [ 195.979223] ? find_held_lock+0x35/0x130 [ 195.983299] ? mm_update_next_owner+0x660/0x660 [ 195.987996] ? _raw_spin_unlock_irq+0x28/0x90 [ 195.992549] ? get_signal+0x384/0x1fc0 [ 195.996454] ? _raw_spin_unlock_irq+0x28/0x90 [ 196.000993] do_group_exit+0x135/0x370 [ 196.004900] get_signal+0x3ec/0x1fc0 [ 196.008640] do_signal+0x95/0x1960 [ 196.012203] ? setup_sigcontext+0x7d0/0x7d0 [ 196.016538] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 196.022087] ? fput+0x128/0x1a0 [ 196.025380] ? __sys_sendmsg+0x131/0x1d0 [ 196.029465] ? __x64_sys_futex+0x40d/0x590 [ 196.033730] ? exit_to_usermode_loop+0x43/0x2c0 [ 196.038414] ? do_syscall_64+0x53d/0x620 [ 196.042491] ? exit_to_usermode_loop+0x43/0x2c0 [ 196.047186] ? lockdep_hardirqs_on+0x415/0x5d0 [ 196.051783] ? trace_hardirqs_on+0x67/0x220 [ 196.056121] exit_to_usermode_loop+0x244/0x2c0 [ 196.060718] do_syscall_64+0x53d/0x620 [ 196.064640] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.069837] RIP: 0033:0x4471f9 [ 196.073039] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 196.091950] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 196.099665] RAX: 0000000000000001 RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 196.106939] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00000000006dcc7c [ 196.114230] RBP: 00000000006dcc70 R08: 0000000000000036 R09: 0000000000000036 [ 196.121520] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 196.128816] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 executing program [ 196.195030] FAULT_INJECTION: forcing a failure. [ 196.195030] name failslab, interval 1, probability 0, space 0, times 0 [ 196.217723] CPU: 1 PID: 9914 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 196.225633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.234992] Call Trace: [ 196.237599] dump_stack+0x197/0x210 [ 196.241243] should_fail.cold+0xa/0x1b [ 196.245153] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 196.250269] ? lock_downgrade+0x880/0x880 [ 196.254438] __should_failslab+0x121/0x190 [ 196.258687] should_failslab+0x9/0x14 [ 196.262495] kmem_cache_alloc_node+0x26c/0x710 [ 196.267151] ? qfq_change_class+0x6c3/0x15ce [ 196.271585] __alloc_skb+0xd5/0x5f0 [ 196.275223] ? skb_trim+0x190/0x190 [ 196.278866] ? qfq_delete_class+0x350/0x350 [ 196.283195] ? validate_nla+0x32f/0x810 [ 196.287207] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 196.292675] ? qfq_delete_class+0x350/0x350 [ 196.297008] tc_ctl_tclass+0x532/0xc60 [ 196.300915] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 196.306058] ? find_held_lock+0x35/0x130 [ 196.310145] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.315699] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 196.320819] rtnetlink_rcv_msg+0x463/0xb00 [ 196.325071] ? rtnetlink_put_metrics+0x560/0x560 [ 196.329843] ? netlink_deliver_tap+0x22d/0xc20 [ 196.334442] ? find_held_lock+0x35/0x130 [ 196.338520] netlink_rcv_skb+0x17d/0x460 [ 196.342601] ? rtnetlink_put_metrics+0x560/0x560 [ 196.347369] ? netlink_ack+0xb30/0xb30 [ 196.351269] ? kasan_check_read+0x11/0x20 [ 196.355437] ? netlink_deliver_tap+0x254/0xc20 [ 196.360037] rtnetlink_rcv+0x1d/0x30 [ 196.363766] netlink_unicast+0x53a/0x730 [ 196.367848] ? netlink_attachskb+0x770/0x770 [ 196.372277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.377831] netlink_sendmsg+0x8ae/0xd70 [ 196.381931] ? netlink_unicast+0x730/0x730 [ 196.386195] ? selinux_socket_sendmsg+0x36/0x40 [ 196.390887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.396458] ? security_socket_sendmsg+0x8d/0xc0 [ 196.401227] ? netlink_unicast+0x730/0x730 [ 196.405482] sock_sendmsg+0xd7/0x130 [ 196.409215] ___sys_sendmsg+0x803/0x920 [ 196.413357] ? copy_msghdr_from_user+0x430/0x430 [ 196.418129] ? lock_downgrade+0x880/0x880 [ 196.422321] ? kasan_check_read+0x11/0x20 [ 196.426481] ? __fget+0x367/0x540 [ 196.429949] ? iterate_fd+0x360/0x360 [ 196.433769] ? __fget_light+0x1a9/0x230 [ 196.437809] ? __fdget+0x1b/0x20 [ 196.441220] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.446773] __sys_sendmsg+0x105/0x1d0 [ 196.450670] ? __ia32_sys_shutdown+0x80/0x80 [ 196.455102] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 196.459869] ? do_syscall_64+0x26/0x620 [ 196.463862] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.469232] ? do_syscall_64+0x26/0x620 [ 196.473223] __x64_sys_sendmsg+0x78/0xb0 [ 196.477311] do_syscall_64+0xfd/0x620 [ 196.481126] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.486324] RIP: 0033:0x4471f9 [ 196.489538] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 196.508451] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 196.516175] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 196.523462] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 196.530753] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 196.538033] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 196.545314] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 196.602303] FAULT_INJECTION: forcing a failure. [ 196.602303] name failslab, interval 1, probability 0, space 0, times 0 [ 196.615237] CPU: 0 PID: 9930 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 196.623144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.632512] Call Trace: [ 196.635122] dump_stack+0x197/0x210 [ 196.638781] should_fail.cold+0xa/0x1b [ 196.642696] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 196.647833] ? lock_downgrade+0x880/0x880 [ 196.652008] __should_failslab+0x121/0x190 [ 196.656263] should_failslab+0x9/0x14 [ 196.660082] kmem_cache_alloc_node+0x26c/0x710 [ 196.664687] ? qfq_change_class+0x6c3/0x15ce [ 196.669132] __alloc_skb+0xd5/0x5f0 [ 196.672789] ? skb_trim+0x190/0x190 [ 196.676463] ? qfq_delete_class+0x350/0x350 [ 196.680814] ? validate_nla+0x32f/0x810 [ 196.684830] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 196.690320] ? qfq_delete_class+0x350/0x350 [ 196.694688] tc_ctl_tclass+0x532/0xc60 [ 196.698688] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 196.703826] ? find_held_lock+0x35/0x130 [ 196.707951] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.713520] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 196.718656] rtnetlink_rcv_msg+0x463/0xb00 [ 196.722929] ? rtnetlink_put_metrics+0x560/0x560 [ 196.727719] ? netlink_deliver_tap+0x22d/0xc20 [ 196.732324] ? find_held_lock+0x35/0x130 [ 196.736415] netlink_rcv_skb+0x17d/0x460 [ 196.740500] ? rtnetlink_put_metrics+0x560/0x560 [ 196.745287] ? netlink_ack+0xb30/0xb30 [ 196.749197] ? kasan_check_read+0x11/0x20 [ 196.753372] ? netlink_deliver_tap+0x254/0xc20 [ 196.757996] rtnetlink_rcv+0x1d/0x30 [ 196.761748] netlink_unicast+0x53a/0x730 [ 196.765849] ? netlink_attachskb+0x770/0x770 [ 196.770290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.775858] netlink_sendmsg+0x8ae/0xd70 [ 196.779969] ? netlink_unicast+0x730/0x730 [ 196.784237] ? selinux_socket_sendmsg+0x36/0x40 [ 196.788925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 196.794509] ? security_socket_sendmsg+0x8d/0xc0 [ 196.799311] ? netlink_unicast+0x730/0x730 [ 196.803590] sock_sendmsg+0xd7/0x130 [ 196.807335] ___sys_sendmsg+0x803/0x920 [ 196.811343] ? copy_msghdr_from_user+0x430/0x430 [ 196.816139] ? lock_downgrade+0x880/0x880 [ 196.820329] ? kasan_check_read+0x11/0x20 [ 196.824544] ? __fget+0x367/0x540 [ 196.828171] ? iterate_fd+0x360/0x360 [ 196.832010] ? __fget_light+0x1a9/0x230 [ 196.836020] ? __fdget+0x1b/0x20 [ 196.839418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 196.844994] __sys_sendmsg+0x105/0x1d0 [ 196.848920] ? __ia32_sys_shutdown+0x80/0x80 [ 196.853379] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 196.858172] ? do_syscall_64+0x26/0x620 [ 196.862177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.867572] ? do_syscall_64+0x26/0x620 [ 196.871628] __x64_sys_sendmsg+0x78/0xb0 [ 196.875720] do_syscall_64+0xfd/0x620 [ 196.879556] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.884828] RIP: 0033:0x4471f9 executing program [ 196.888036] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 196.906960] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 196.914708] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 196.921996] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 196.929282] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 196.936573] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 196.943851] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 196.981369] FAULT_INJECTION: forcing a failure. [ 196.981369] name failslab, interval 1, probability 0, space 0, times 0 [ 196.995430] CPU: 0 PID: 9948 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 197.003345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.012796] Call Trace: [ 197.015405] dump_stack+0x197/0x210 [ 197.019065] should_fail.cold+0xa/0x1b [ 197.022972] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 197.028090] ? lock_downgrade+0x880/0x880 [ 197.032260] __should_failslab+0x121/0x190 [ 197.036508] should_failslab+0x9/0x14 [ 197.040321] kmem_cache_alloc_node+0x26c/0x710 [ 197.044930] ? qfq_change_class+0x6c3/0x15ce [ 197.049356] __alloc_skb+0xd5/0x5f0 [ 197.053076] ? skb_trim+0x190/0x190 [ 197.056731] ? qfq_delete_class+0x350/0x350 [ 197.061070] ? validate_nla+0x32f/0x810 [ 197.065072] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 197.070540] ? qfq_delete_class+0x350/0x350 [ 197.074909] tc_ctl_tclass+0x532/0xc60 [ 197.078816] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 197.083936] ? find_held_lock+0x35/0x130 [ 197.088031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.093592] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 197.098707] rtnetlink_rcv_msg+0x463/0xb00 [ 197.102963] ? rtnetlink_put_metrics+0x560/0x560 [ 197.107742] ? netlink_deliver_tap+0x22d/0xc20 [ 197.112351] ? find_held_lock+0x35/0x130 [ 197.116430] netlink_rcv_skb+0x17d/0x460 [ 197.120507] ? rtnetlink_put_metrics+0x560/0x560 [ 197.125287] ? netlink_ack+0xb30/0xb30 [ 197.129185] ? kasan_check_read+0x11/0x20 [ 197.133350] ? netlink_deliver_tap+0x254/0xc20 [ 197.137967] rtnetlink_rcv+0x1d/0x30 [ 197.141694] netlink_unicast+0x53a/0x730 [ 197.145776] ? netlink_attachskb+0x770/0x770 [ 197.150201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.155756] netlink_sendmsg+0x8ae/0xd70 [ 197.159839] ? netlink_unicast+0x730/0x730 [ 197.164094] ? selinux_socket_sendmsg+0x36/0x40 [ 197.168771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.174338] ? security_socket_sendmsg+0x8d/0xc0 [ 197.179108] ? netlink_unicast+0x730/0x730 [ 197.183374] sock_sendmsg+0xd7/0x130 [ 197.187121] ___sys_sendmsg+0x803/0x920 [ 197.191113] ? copy_msghdr_from_user+0x430/0x430 [ 197.195894] ? lock_downgrade+0x880/0x880 [ 197.200058] ? kasan_check_read+0x11/0x20 [ 197.204222] ? __fget+0x367/0x540 [ 197.207692] ? iterate_fd+0x360/0x360 [ 197.211524] ? __fget_light+0x1a9/0x230 [ 197.215511] ? __fdget+0x1b/0x20 [ 197.218900] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.224463] __sys_sendmsg+0x105/0x1d0 [ 197.228393] ? __ia32_sys_shutdown+0x80/0x80 [ 197.232824] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 197.237591] ? do_syscall_64+0x26/0x620 [ 197.241579] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.246953] ? do_syscall_64+0x26/0x620 [ 197.250959] __x64_sys_sendmsg+0x78/0xb0 [ 197.255041] do_syscall_64+0xfd/0x620 [ 197.258881] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.264076] RIP: 0033:0x4471f9 [ 197.267295] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 197.286217] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 197.293946] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 197.301232] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 197.308524] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 197.315822] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 197.323120] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 197.337811] nla_parse: 3 callbacks suppressed [ 197.337821] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 197.383958] FAULT_INJECTION: forcing a failure. [ 197.383958] name failslab, interval 1, probability 0, space 0, times 0 [ 197.401280] CPU: 0 PID: 9961 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 197.409247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.418640] Call Trace: [ 197.421268] dump_stack+0x197/0x210 [ 197.424926] should_fail.cold+0xa/0x1b [ 197.428835] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 197.433953] ? lock_downgrade+0x880/0x880 [ 197.438124] __should_failslab+0x121/0x190 [ 197.442372] should_failslab+0x9/0x14 [ 197.446209] kmem_cache_alloc_node+0x26c/0x710 [ 197.450810] ? qfq_change_class+0x6c3/0x15ce [ 197.455240] __alloc_skb+0xd5/0x5f0 [ 197.458884] ? skb_trim+0x190/0x190 [ 197.462548] ? qfq_delete_class+0x350/0x350 [ 197.466879] ? validate_nla+0x32f/0x810 [ 197.470875] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 197.476356] ? qfq_delete_class+0x350/0x350 [ 197.480688] tc_ctl_tclass+0x532/0xc60 [ 197.484600] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 197.489729] ? find_held_lock+0x35/0x130 [ 197.493814] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.499368] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 197.504486] rtnetlink_rcv_msg+0x463/0xb00 [ 197.508749] ? rtnetlink_put_metrics+0x560/0x560 [ 197.513529] ? netlink_deliver_tap+0x22d/0xc20 [ 197.518127] ? find_held_lock+0x35/0x130 [ 197.522207] netlink_rcv_skb+0x17d/0x460 [ 197.526309] ? rtnetlink_put_metrics+0x560/0x560 [ 197.531088] ? netlink_ack+0xb30/0xb30 [ 197.534986] ? kasan_check_read+0x11/0x20 [ 197.539158] ? netlink_deliver_tap+0x254/0xc20 [ 197.543761] rtnetlink_rcv+0x1d/0x30 [ 197.547489] netlink_unicast+0x53a/0x730 [ 197.551567] ? netlink_attachskb+0x770/0x770 [ 197.555990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.561544] netlink_sendmsg+0x8ae/0xd70 [ 197.565627] ? netlink_unicast+0x730/0x730 [ 197.569882] ? selinux_socket_sendmsg+0x36/0x40 [ 197.574567] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.580120] ? security_socket_sendmsg+0x8d/0xc0 [ 197.584934] ? netlink_unicast+0x730/0x730 [ 197.589194] sock_sendmsg+0xd7/0x130 [ 197.592931] ___sys_sendmsg+0x803/0x920 [ 197.596924] ? copy_msghdr_from_user+0x430/0x430 [ 197.601699] ? lock_downgrade+0x880/0x880 [ 197.605863] ? kasan_check_read+0x11/0x20 [ 197.610025] ? __fget+0x367/0x540 [ 197.613513] ? iterate_fd+0x360/0x360 [ 197.617365] ? __fget_light+0x1a9/0x230 [ 197.621425] ? __fdget+0x1b/0x20 [ 197.624806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.630368] __sys_sendmsg+0x105/0x1d0 [ 197.634273] ? __ia32_sys_shutdown+0x80/0x80 [ 197.638710] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 197.643491] ? do_syscall_64+0x26/0x620 [ 197.647500] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.652898] ? do_syscall_64+0x26/0x620 [ 197.656898] __x64_sys_sendmsg+0x78/0xb0 [ 197.660973] do_syscall_64+0xfd/0x620 [ 197.664829] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.670046] RIP: 0033:0x4471f9 [ 197.673262] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 197.692332] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 197.700074] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 197.707352] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 197.714631] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 197.721908] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 executing program [ 197.729187] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 197.748242] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 197.775467] FAULT_INJECTION: forcing a failure. [ 197.775467] name failslab, interval 1, probability 0, space 0, times 0 [ 197.789928] CPU: 0 PID: 9980 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 197.797827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.807214] Call Trace: [ 197.809837] dump_stack+0x197/0x210 [ 197.813493] should_fail.cold+0xa/0x1b [ 197.817402] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 197.822519] ? lock_downgrade+0x880/0x880 [ 197.826692] __should_failslab+0x121/0x190 [ 197.830940] should_failslab+0x9/0x14 [ 197.834755] kmem_cache_alloc_trace+0x2cc/0x760 [ 197.839440] ? qfq_change_class+0xcf4/0x15ce [ 197.843865] ? __local_bh_enable_ip+0x15a/0x270 [ 197.848552] qfq_change_class+0xd29/0x15ce [ 197.852797] ? security_capable+0x95/0xc0 [ 197.856966] ? qfq_delete_class+0x350/0x350 [ 197.861299] ? validate_nla+0x32f/0x810 [ 197.865294] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 197.870325] ? qdisc_match_from_root+0x18a/0x280 [ 197.875094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.880652] ? qfq_delete_class+0x350/0x350 [ 197.884994] tc_ctl_tclass+0x4f8/0xc60 [ 197.888905] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 197.894019] ? find_held_lock+0x35/0x130 [ 197.898117] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.903669] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 197.908785] rtnetlink_rcv_msg+0x463/0xb00 [ 197.913050] ? rtnetlink_put_metrics+0x560/0x560 [ 197.917828] ? netlink_deliver_tap+0x22d/0xc20 [ 197.922424] ? find_held_lock+0x35/0x130 [ 197.926505] netlink_rcv_skb+0x17d/0x460 [ 197.930583] ? rtnetlink_put_metrics+0x560/0x560 [ 197.935394] ? netlink_ack+0xb30/0xb30 [ 197.939305] ? kasan_check_read+0x11/0x20 [ 197.943485] ? netlink_deliver_tap+0x254/0xc20 [ 197.948087] rtnetlink_rcv+0x1d/0x30 [ 197.951829] netlink_unicast+0x53a/0x730 [ 197.955925] ? netlink_attachskb+0x770/0x770 [ 197.960350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.965913] netlink_sendmsg+0x8ae/0xd70 [ 197.969997] ? netlink_unicast+0x730/0x730 [ 197.974256] ? selinux_socket_sendmsg+0x36/0x40 [ 197.978939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 197.984488] ? security_socket_sendmsg+0x8d/0xc0 [ 197.989274] ? netlink_unicast+0x730/0x730 [ 197.993529] sock_sendmsg+0xd7/0x130 [ 197.997257] ___sys_sendmsg+0x803/0x920 [ 198.001245] ? copy_msghdr_from_user+0x430/0x430 [ 198.006013] ? lock_downgrade+0x880/0x880 [ 198.010174] ? kasan_check_read+0x11/0x20 [ 198.014338] ? __fget+0x367/0x540 [ 198.017833] ? iterate_fd+0x360/0x360 [ 198.021657] ? __fget_light+0x1a9/0x230 [ 198.025649] ? __fdget+0x1b/0x20 [ 198.029073] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.034659] __sys_sendmsg+0x105/0x1d0 [ 198.038569] ? __ia32_sys_shutdown+0x80/0x80 [ 198.043006] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 198.047785] ? do_syscall_64+0x26/0x620 [ 198.051781] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.057201] ? do_syscall_64+0x26/0x620 [ 198.061211] __x64_sys_sendmsg+0x78/0xb0 [ 198.065295] do_syscall_64+0xfd/0x620 [ 198.069140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.074352] RIP: 0033:0x4471f9 [ 198.077575] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 198.096507] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 198.104254] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 198.111545] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 198.118847] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 198.126144] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 198.133438] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 198.144970] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 198.153996] FAULT_INJECTION: forcing a failure. [ 198.153996] name fail_futex, interval 1, probability 0, space 0, times 0 [ 198.169459] CPU: 0 PID: 9997 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 198.177434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.186819] Call Trace: [ 198.189445] dump_stack+0x197/0x210 [ 198.193134] should_fail.cold+0xa/0x1b [ 198.197085] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 198.202238] ? lock_downgrade+0x880/0x880 [ 198.206540] get_futex_key+0xccc/0x1af0 [ 198.210543] ? kfree_skbmem+0xcd/0x160 [ 198.214445] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 198.219135] ? kfree_skbmem+0xcd/0x160 [ 198.223033] ? rcu_read_lock_sched_held+0x110/0x130 [ 198.228112] ? kmem_cache_free+0x222/0x260 [ 198.232346] futex_wait_setup+0xd8/0x390 [ 198.236434] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 198.241542] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 198.246459] ? get_futex_key+0x989/0x1af0 [ 198.250614] futex_wait+0x1fc/0x5e0 [ 198.254248] ? futex_wait_setup+0x390/0x390 [ 198.258571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.264111] ? check_preemption_disabled+0x48/0x290 [ 198.269117] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 198.274297] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 198.279301] ? futex_wake+0x179/0x4d0 [ 198.283094] ? copy_msghdr_from_user+0x430/0x430 [ 198.287834] do_futex+0x175/0x1d70 [ 198.291375] ? kasan_check_read+0x11/0x20 [ 198.295528] ? exit_robust_list+0x2d0/0x2d0 [ 198.299834] ? iterate_fd+0x360/0x360 [ 198.303623] ? __fget_light+0x1a9/0x230 [ 198.307586] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 198.313109] ? fput+0x128/0x1a0 [ 198.316375] ? __sys_sendmsg+0x131/0x1d0 [ 198.320423] __x64_sys_futex+0x400/0x590 [ 198.324471] ? do_futex+0x1d70/0x1d70 [ 198.328270] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 198.333011] ? do_syscall_64+0x26/0x620 [ 198.336973] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.342321] ? do_syscall_64+0x26/0x620 [ 198.346298] ? lockdep_hardirqs_on+0x415/0x5d0 [ 198.350878] ? trace_hardirqs_on+0x67/0x220 [ 198.355189] do_syscall_64+0xfd/0x620 [ 198.358997] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.364170] RIP: 0033:0x4471f9 [ 198.367346] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 198.386238] RSP: 002b:00007fcd95fb8d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 198.393945] RAX: ffffffffffffffda RBX: 00000000006dccb8 RCX: 00000000004471f9 [ 198.401211] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dccb8 [ 198.408475] RBP: 00000000006dccb0 R08: 0000000000000036 R09: 0000000000000036 [ 198.415737] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fb8d80 [ 198.423033] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 198.437753] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 198.461166] FAULT_INJECTION: forcing a failure. [ 198.461166] name failslab, interval 1, probability 0, space 0, times 0 [ 198.473088] CPU: 0 PID: 10001 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 198.481073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.490443] Call Trace: [ 198.493055] dump_stack+0x197/0x210 [ 198.496706] should_fail.cold+0xa/0x1b [ 198.500613] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 198.505731] ? lock_downgrade+0x880/0x880 [ 198.509905] __should_failslab+0x121/0x190 [ 198.514160] should_failslab+0x9/0x14 [ 198.517973] kmem_cache_alloc_node+0x26c/0x710 [ 198.522569] ? qfq_change_class+0x6c3/0x15ce [ 198.527000] __alloc_skb+0xd5/0x5f0 [ 198.530645] ? skb_trim+0x190/0x190 [ 198.534290] ? qfq_delete_class+0x350/0x350 [ 198.538620] ? validate_nla+0x32f/0x810 [ 198.542619] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 198.548094] ? qfq_delete_class+0x350/0x350 [ 198.552429] tc_ctl_tclass+0x532/0xc60 [ 198.556337] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 198.561457] ? find_held_lock+0x35/0x130 [ 198.565558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.571111] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 198.576239] rtnetlink_rcv_msg+0x463/0xb00 [ 198.580538] ? rtnetlink_put_metrics+0x560/0x560 [ 198.585334] ? netlink_deliver_tap+0x22d/0xc20 [ 198.589964] ? find_held_lock+0x35/0x130 [ 198.594059] netlink_rcv_skb+0x17d/0x460 [ 198.598135] ? rtnetlink_put_metrics+0x560/0x560 [ 198.602916] ? netlink_ack+0xb30/0xb30 [ 198.606831] ? kasan_check_read+0x11/0x20 [ 198.611006] ? netlink_deliver_tap+0x254/0xc20 [ 198.615650] rtnetlink_rcv+0x1d/0x30 [ 198.619379] netlink_unicast+0x53a/0x730 [ 198.623460] ? netlink_attachskb+0x770/0x770 [ 198.627888] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.633446] netlink_sendmsg+0x8ae/0xd70 [ 198.637523] ? netlink_unicast+0x730/0x730 [ 198.641779] ? selinux_socket_sendmsg+0x36/0x40 [ 198.646463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 198.652040] ? security_socket_sendmsg+0x8d/0xc0 [ 198.656889] ? netlink_unicast+0x730/0x730 [ 198.661168] sock_sendmsg+0xd7/0x130 [ 198.664904] ___sys_sendmsg+0x803/0x920 [ 198.668920] ? copy_msghdr_from_user+0x430/0x430 [ 198.673708] ? lock_downgrade+0x880/0x880 [ 198.677894] ? kasan_check_read+0x11/0x20 [ 198.682208] ? __fget+0x367/0x540 [ 198.685704] ? iterate_fd+0x360/0x360 [ 198.689555] ? __fget_light+0x1a9/0x230 [ 198.693576] ? __fdget+0x1b/0x20 [ 198.696984] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.702563] __sys_sendmsg+0x105/0x1d0 [ 198.706504] ? __ia32_sys_shutdown+0x80/0x80 [ 198.710962] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 198.715757] ? do_syscall_64+0x26/0x620 [ 198.719771] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.725180] ? do_syscall_64+0x26/0x620 [ 198.729197] __x64_sys_sendmsg+0x78/0xb0 [ 198.733357] do_syscall_64+0xfd/0x620 [ 198.737202] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.742411] RIP: 0033:0x4471f9 [ 198.745623] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 198.764560] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 198.772299] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 198.779588] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 198.786864] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 198.794141] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 198.801419] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 198.812200] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 198.865559] FAULT_INJECTION: forcing a failure. [ 198.865559] name failslab, interval 1, probability 0, space 0, times 0 [ 198.887358] CPU: 1 PID: 10016 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 198.895359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.904721] Call Trace: [ 198.907325] dump_stack+0x197/0x210 [ 198.910974] should_fail.cold+0xa/0x1b [ 198.914878] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 198.920018] ? lock_downgrade+0x880/0x880 [ 198.924215] __should_failslab+0x121/0x190 [ 198.928468] should_failslab+0x9/0x14 [ 198.932309] kmem_cache_alloc_node+0x26c/0x710 [ 198.936909] ? qfq_change_class+0x6c3/0x15ce [ 198.941341] __alloc_skb+0xd5/0x5f0 [ 198.945006] ? skb_trim+0x190/0x190 [ 198.948664] ? qfq_delete_class+0x350/0x350 [ 198.952998] ? validate_nla+0x32f/0x810 [ 198.956995] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 198.962467] ? qfq_delete_class+0x350/0x350 [ 198.966801] tc_ctl_tclass+0x532/0xc60 [ 198.970718] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 198.975855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.981419] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 198.986537] rtnetlink_rcv_msg+0x463/0xb00 [ 198.990788] ? rtnetlink_put_metrics+0x560/0x560 [ 198.995572] ? netlink_deliver_tap+0x22d/0xc20 [ 199.000164] ? find_held_lock+0x35/0x130 [ 199.004243] netlink_rcv_skb+0x17d/0x460 [ 199.008321] ? rtnetlink_put_metrics+0x560/0x560 [ 199.013092] ? netlink_ack+0xb30/0xb30 [ 199.016994] ? kasan_check_read+0x11/0x20 [ 199.021212] ? netlink_deliver_tap+0x254/0xc20 [ 199.025815] rtnetlink_rcv+0x1d/0x30 [ 199.029544] netlink_unicast+0x53a/0x730 [ 199.033626] ? netlink_attachskb+0x770/0x770 [ 199.038055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.043613] netlink_sendmsg+0x8ae/0xd70 [ 199.047695] ? netlink_unicast+0x730/0x730 [ 199.051949] ? selinux_socket_sendmsg+0x36/0x40 [ 199.056628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.062181] ? security_socket_sendmsg+0x8d/0xc0 [ 199.066948] ? netlink_unicast+0x730/0x730 [ 199.071195] sock_sendmsg+0xd7/0x130 [ 199.074926] ___sys_sendmsg+0x803/0x920 [ 199.078921] ? copy_msghdr_from_user+0x430/0x430 [ 199.083700] ? lock_downgrade+0x880/0x880 [ 199.087895] ? kasan_check_read+0x11/0x20 [ 199.092069] ? __fget+0x367/0x540 [ 199.095542] ? iterate_fd+0x360/0x360 [ 199.099366] ? __fget_light+0x1a9/0x230 [ 199.103364] ? __fdget+0x1b/0x20 [ 199.106744] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.112298] __sys_sendmsg+0x105/0x1d0 [ 199.116197] ? __ia32_sys_shutdown+0x80/0x80 [ 199.120628] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 199.125413] ? do_syscall_64+0x26/0x620 [ 199.129407] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.134786] ? do_syscall_64+0x26/0x620 [ 199.138862] __x64_sys_sendmsg+0x78/0xb0 [ 199.142938] do_syscall_64+0xfd/0x620 [ 199.146755] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.151950] RIP: 0033:0x4471f9 [ 199.155164] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.174089] RSP: 002b:00007fcd95fb8d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.181810] RAX: ffffffffffffffda RBX: 00000000006dccb8 RCX: 00000000004471f9 [ 199.189090] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000e [ 199.196377] RBP: 00000000006dccb0 R08: 0000000000000001 R09: 0000000000000036 [ 199.203673] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fb8d80 executing program [ 199.210965] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 199.231353] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 199.253707] FAULT_INJECTION: forcing a failure. [ 199.253707] name failslab, interval 1, probability 0, space 0, times 0 [ 199.267723] CPU: 0 PID: 10036 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 199.275724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.285104] Call Trace: [ 199.287715] dump_stack+0x197/0x210 [ 199.291366] should_fail.cold+0xa/0x1b [ 199.295297] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 199.300439] ? lock_downgrade+0x880/0x880 [ 199.304614] __should_failslab+0x121/0x190 [ 199.308869] should_failslab+0x9/0x14 [ 199.312679] kmem_cache_alloc_node+0x26c/0x710 [ 199.317273] ? qfq_change_class+0x6c3/0x15ce [ 199.321700] __alloc_skb+0xd5/0x5f0 [ 199.325344] ? skb_trim+0x190/0x190 [ 199.328994] ? qfq_delete_class+0x350/0x350 [ 199.333329] ? validate_nla+0x32f/0x810 [ 199.337327] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 199.342801] ? qfq_delete_class+0x350/0x350 [ 199.347144] tc_ctl_tclass+0x532/0xc60 [ 199.351055] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 199.356183] ? find_held_lock+0x35/0x130 [ 199.360296] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.365861] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 199.371024] rtnetlink_rcv_msg+0x463/0xb00 [ 199.375286] ? rtnetlink_put_metrics+0x560/0x560 [ 199.380079] ? netlink_deliver_tap+0x22d/0xc20 [ 199.384699] ? find_held_lock+0x35/0x130 [ 199.388787] netlink_rcv_skb+0x17d/0x460 [ 199.392864] ? rtnetlink_put_metrics+0x560/0x560 [ 199.397636] ? netlink_ack+0xb30/0xb30 [ 199.401537] ? kasan_check_read+0x11/0x20 [ 199.405726] ? netlink_deliver_tap+0x254/0xc20 [ 199.410348] rtnetlink_rcv+0x1d/0x30 [ 199.414099] netlink_unicast+0x53a/0x730 [ 199.418197] ? netlink_attachskb+0x770/0x770 [ 199.422639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.428210] netlink_sendmsg+0x8ae/0xd70 [ 199.432312] ? netlink_unicast+0x730/0x730 [ 199.436600] ? selinux_socket_sendmsg+0x36/0x40 [ 199.441300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.446982] ? security_socket_sendmsg+0x8d/0xc0 [ 199.451783] ? netlink_unicast+0x730/0x730 [ 199.456053] sock_sendmsg+0xd7/0x130 [ 199.459790] ___sys_sendmsg+0x803/0x920 [ 199.463796] ? copy_msghdr_from_user+0x430/0x430 [ 199.468589] ? lock_downgrade+0x880/0x880 [ 199.472771] ? kasan_check_read+0x11/0x20 [ 199.476979] ? __fget+0x367/0x540 [ 199.480485] ? iterate_fd+0x360/0x360 [ 199.484325] ? __fget_light+0x1a9/0x230 [ 199.488329] ? __fdget+0x1b/0x20 [ 199.491731] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.497296] __sys_sendmsg+0x105/0x1d0 [ 199.501213] ? __ia32_sys_shutdown+0x80/0x80 [ 199.505679] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 199.510489] ? do_syscall_64+0x26/0x620 [ 199.514505] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.519904] ? do_syscall_64+0x26/0x620 [ 199.523933] __x64_sys_sendmsg+0x78/0xb0 [ 199.528028] do_syscall_64+0xfd/0x620 [ 199.531876] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.537097] RIP: 0033:0x4471f9 [ 199.540426] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.559354] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.567091] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 199.574382] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 199.581808] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 199.589119] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 199.596412] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 199.617787] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 199.635828] FAULT_INJECTION: forcing a failure. [ 199.635828] name failslab, interval 1, probability 0, space 0, times 0 [ 199.654873] CPU: 0 PID: 10054 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 199.662883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.672268] Call Trace: [ 199.674875] dump_stack+0x197/0x210 [ 199.678523] should_fail.cold+0xa/0x1b [ 199.682440] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 199.687561] ? lock_downgrade+0x880/0x880 [ 199.691736] __should_failslab+0x121/0x190 [ 199.695990] should_failslab+0x9/0x14 [ 199.699814] kmem_cache_alloc_node+0x26c/0x710 [ 199.704440] ? qfq_change_class+0x6c3/0x15ce [ 199.708878] __alloc_skb+0xd5/0x5f0 [ 199.712523] ? skb_trim+0x190/0x190 [ 199.716250] ? qfq_delete_class+0x350/0x350 [ 199.720586] ? validate_nla+0x32f/0x810 [ 199.724584] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 199.730060] ? qfq_delete_class+0x350/0x350 [ 199.734394] tc_ctl_tclass+0x532/0xc60 [ 199.738303] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 199.743427] ? find_held_lock+0x35/0x130 [ 199.747526] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.753151] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 199.758272] rtnetlink_rcv_msg+0x463/0xb00 [ 199.762561] ? rtnetlink_put_metrics+0x560/0x560 [ 199.767345] ? netlink_deliver_tap+0x22d/0xc20 [ 199.771996] ? find_held_lock+0x35/0x130 [ 199.776083] netlink_rcv_skb+0x17d/0x460 [ 199.780160] ? rtnetlink_put_metrics+0x560/0x560 [ 199.784930] ? netlink_ack+0xb30/0xb30 [ 199.788830] ? kasan_check_read+0x11/0x20 [ 199.792995] ? netlink_deliver_tap+0x254/0xc20 [ 199.797599] rtnetlink_rcv+0x1d/0x30 [ 199.801328] netlink_unicast+0x53a/0x730 [ 199.805413] ? netlink_attachskb+0x770/0x770 [ 199.809839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.815399] netlink_sendmsg+0x8ae/0xd70 [ 199.819484] ? netlink_unicast+0x730/0x730 [ 199.823740] ? selinux_socket_sendmsg+0x36/0x40 [ 199.828420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.833974] ? security_socket_sendmsg+0x8d/0xc0 [ 199.838750] ? netlink_unicast+0x730/0x730 [ 199.843016] sock_sendmsg+0xd7/0x130 [ 199.846753] ___sys_sendmsg+0x803/0x920 [ 199.850746] ? copy_msghdr_from_user+0x430/0x430 [ 199.855523] ? lock_downgrade+0x880/0x880 [ 199.859686] ? kasan_check_read+0x11/0x20 [ 199.863850] ? __fget+0x367/0x540 [ 199.867320] ? iterate_fd+0x360/0x360 [ 199.871136] ? __fget_light+0x1a9/0x230 [ 199.875146] ? __fdget+0x1b/0x20 [ 199.878531] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.884088] __sys_sendmsg+0x105/0x1d0 [ 199.887990] ? __ia32_sys_shutdown+0x80/0x80 [ 199.892433] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 199.897198] ? do_syscall_64+0x26/0x620 [ 199.901186] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.906564] ? do_syscall_64+0x26/0x620 [ 199.910588] __x64_sys_sendmsg+0x78/0xb0 [ 199.914669] do_syscall_64+0xfd/0x620 [ 199.918491] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.923800] RIP: 0033:0x4471f9 [ 199.927006] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.946017] RSP: 002b:00007fcd95ffad78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.953754] RAX: ffffffffffffffda RBX: 00000000006dcc98 RCX: 00000000004471f9 [ 199.961067] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f executing program [ 199.968380] RBP: 00000000006dcc90 R08: 0000000000000001 R09: 0000000000000036 [ 199.975676] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95ffad80 [ 199.982978] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 200.006009] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 200.027686] FAULT_INJECTION: forcing a failure. [ 200.027686] name failslab, interval 1, probability 0, space 0, times 0 [ 200.058363] CPU: 0 PID: 10067 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 200.066377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.075738] Call Trace: [ 200.078347] dump_stack+0x197/0x210 [ 200.082020] should_fail.cold+0xa/0x1b [ 200.085929] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 200.091051] ? lock_downgrade+0x880/0x880 [ 200.095221] __should_failslab+0x121/0x190 [ 200.099471] should_failslab+0x9/0x14 [ 200.103281] kmem_cache_alloc_trace+0x2cc/0x760 [ 200.107963] ? qfq_change_class+0xcf4/0x15ce [ 200.112402] ? __local_bh_enable_ip+0x15a/0x270 [ 200.117086] qfq_change_class+0xd29/0x15ce [ 200.121409] ? security_capable+0x95/0xc0 [ 200.125581] ? qfq_delete_class+0x350/0x350 [ 200.129913] ? validate_nla+0x32f/0x810 [ 200.133919] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 200.138959] ? qdisc_match_from_root+0x18a/0x280 [ 200.143727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.149281] ? qfq_delete_class+0x350/0x350 [ 200.153615] tc_ctl_tclass+0x4f8/0xc60 [ 200.157520] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 200.162637] ? find_held_lock+0x35/0x130 [ 200.166730] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 200.172282] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 200.177398] rtnetlink_rcv_msg+0x463/0xb00 [ 200.181650] ? rtnetlink_put_metrics+0x560/0x560 [ 200.186424] ? netlink_deliver_tap+0x22d/0xc20 [ 200.191028] ? find_held_lock+0x35/0x130 [ 200.195114] netlink_rcv_skb+0x17d/0x460 [ 200.199280] ? rtnetlink_put_metrics+0x560/0x560 [ 200.204067] ? netlink_ack+0xb30/0xb30 [ 200.207965] ? kasan_check_read+0x11/0x20 [ 200.212132] ? netlink_deliver_tap+0x254/0xc20 [ 200.216743] rtnetlink_rcv+0x1d/0x30 [ 200.220479] netlink_unicast+0x53a/0x730 [ 200.224561] ? netlink_attachskb+0x770/0x770 [ 200.228990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.234553] netlink_sendmsg+0x8ae/0xd70 [ 200.238638] ? netlink_unicast+0x730/0x730 [ 200.242930] ? selinux_socket_sendmsg+0x36/0x40 [ 200.247612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.253167] ? security_socket_sendmsg+0x8d/0xc0 [ 200.257962] ? netlink_unicast+0x730/0x730 [ 200.262232] sock_sendmsg+0xd7/0x130 [ 200.265968] ___sys_sendmsg+0x803/0x920 [ 200.269968] ? copy_msghdr_from_user+0x430/0x430 [ 200.274749] ? lock_downgrade+0x880/0x880 [ 200.278914] ? kasan_check_read+0x11/0x20 [ 200.283082] ? __fget+0x367/0x540 [ 200.286553] ? iterate_fd+0x360/0x360 [ 200.290370] ? __fget_light+0x1a9/0x230 [ 200.294355] ? __fdget+0x1b/0x20 [ 200.297732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 200.303287] __sys_sendmsg+0x105/0x1d0 [ 200.307193] ? __ia32_sys_shutdown+0x80/0x80 [ 200.311627] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 200.316402] ? do_syscall_64+0x26/0x620 [ 200.320396] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.325797] ? do_syscall_64+0x26/0x620 [ 200.329789] __x64_sys_sendmsg+0x78/0xb0 [ 200.333867] do_syscall_64+0xfd/0x620 [ 200.337688] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.342883] RIP: 0033:0x4471f9 [ 200.346084] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 200.364999] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 200.372719] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 200.380003] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 200.387287] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 200.394656] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 200.401937] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 200.412937] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 200.431201] FAULT_INJECTION: forcing a failure. [ 200.431201] name fail_futex, interval 1, probability 0, space 0, times 0 [ 200.453007] CPU: 0 PID: 10085 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 200.461042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.470404] Call Trace: [ 200.473010] dump_stack+0x197/0x210 [ 200.476686] should_fail.cold+0xa/0x1b [ 200.480606] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 200.485735] ? __lock_is_held+0xb6/0x140 [ 200.489821] get_futex_key+0xccc/0x1af0 [ 200.493825] ? update_curr+0x296/0x8a0 [ 200.497722] ? __enqueue_entity+0x14f/0x230 [ 200.502063] ? try_to_wake_up+0xcc/0xf50 [ 200.506134] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 200.510814] ? find_held_lock+0x35/0x130 [ 200.514891] ? try_to_wake_up+0xcc/0xf50 [ 200.518973] futex_wait_setup+0xd8/0x390 [ 200.523101] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 200.528218] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 200.533339] ? try_to_wake_up+0xcc/0xf50 [ 200.537424] futex_wait+0x1fc/0x5e0 [ 200.541075] ? futex_wait_setup+0x390/0x390 [ 200.545479] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 200.550691] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 200.555726] ? futex_wake+0x179/0x4d0 [ 200.559563] ? copy_msghdr_from_user+0x430/0x430 [ 200.564418] do_futex+0x175/0x1d70 [ 200.567976] ? kasan_check_read+0x11/0x20 [ 200.572150] ? exit_robust_list+0x2d0/0x2d0 [ 200.576486] ? iterate_fd+0x360/0x360 [ 200.580311] ? __fget_light+0x1a9/0x230 [ 200.584307] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 200.589860] ? fput+0x128/0x1a0 [ 200.593157] ? __sys_sendmsg+0x131/0x1d0 [ 200.597268] __x64_sys_futex+0x400/0x590 [ 200.601351] ? do_futex+0x1d70/0x1d70 [ 200.605173] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 200.609959] ? do_syscall_64+0x26/0x620 [ 200.613961] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.619352] ? do_syscall_64+0x26/0x620 [ 200.623356] ? lockdep_hardirqs_on+0x415/0x5d0 [ 200.627966] ? trace_hardirqs_on+0x67/0x220 [ 200.632326] do_syscall_64+0xfd/0x620 [ 200.636164] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.641385] RIP: 0033:0x4471f9 [ 200.644607] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 200.663538] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 200.671275] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 executing program [ 200.678580] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcc88 [ 200.685879] RBP: 00000000006dcc80 R08: 0000000000000036 R09: 0000000000000036 [ 200.693175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 200.700474] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 200.747236] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 200.772129] FAULT_INJECTION: forcing a failure. [ 200.772129] name failslab, interval 1, probability 0, space 0, times 0 [ 200.791837] CPU: 0 PID: 10099 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 200.799977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.809457] Call Trace: [ 200.812071] dump_stack+0x197/0x210 [ 200.815727] should_fail.cold+0xa/0x1b [ 200.819649] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 200.824787] ? lock_downgrade+0x880/0x880 [ 200.829043] __should_failslab+0x121/0x190 [ 200.833332] should_failslab+0x9/0x14 [ 200.837289] kmem_cache_alloc_node+0x26c/0x710 [ 200.841902] ? qfq_change_class+0x6c3/0x15ce [ 200.846341] __alloc_skb+0xd5/0x5f0 [ 200.849989] ? skb_trim+0x190/0x190 [ 200.853636] ? qfq_delete_class+0x350/0x350 [ 200.857970] ? validate_nla+0x32f/0x810 [ 200.861969] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 200.867439] ? qfq_delete_class+0x350/0x350 [ 200.871780] tc_ctl_tclass+0x532/0xc60 [ 200.875692] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 200.880810] ? find_held_lock+0x35/0x130 [ 200.884905] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 200.890501] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 200.895634] rtnetlink_rcv_msg+0x463/0xb00 [ 200.899892] ? rtnetlink_put_metrics+0x560/0x560 [ 200.904699] ? netlink_deliver_tap+0x22d/0xc20 [ 200.909299] ? find_held_lock+0x35/0x130 [ 200.913386] netlink_rcv_skb+0x17d/0x460 [ 200.917468] ? rtnetlink_put_metrics+0x560/0x560 [ 200.922309] ? netlink_ack+0xb30/0xb30 [ 200.926215] ? kasan_check_read+0x11/0x20 [ 200.930501] ? netlink_deliver_tap+0x254/0xc20 [ 200.935116] rtnetlink_rcv+0x1d/0x30 [ 200.938847] netlink_unicast+0x53a/0x730 [ 200.942928] ? netlink_attachskb+0x770/0x770 [ 200.947357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.952916] netlink_sendmsg+0x8ae/0xd70 [ 200.957005] ? netlink_unicast+0x730/0x730 [ 200.961271] ? selinux_socket_sendmsg+0x36/0x40 [ 200.965955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 200.971509] ? security_socket_sendmsg+0x8d/0xc0 [ 200.976283] ? netlink_unicast+0x730/0x730 [ 200.980541] sock_sendmsg+0xd7/0x130 [ 200.984282] ___sys_sendmsg+0x803/0x920 [ 200.988281] ? copy_msghdr_from_user+0x430/0x430 [ 200.993059] ? lock_downgrade+0x880/0x880 [ 200.997226] ? kasan_check_read+0x11/0x20 [ 201.001395] ? __fget+0x367/0x540 [ 201.004868] ? iterate_fd+0x360/0x360 [ 201.008736] ? __fget_light+0x1a9/0x230 [ 201.012729] ? __fdget+0x1b/0x20 [ 201.016112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.021678] __sys_sendmsg+0x105/0x1d0 [ 201.025583] ? __ia32_sys_shutdown+0x80/0x80 [ 201.030022] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 201.034804] ? do_syscall_64+0x26/0x620 [ 201.038796] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.044177] ? do_syscall_64+0x26/0x620 [ 201.048174] __x64_sys_sendmsg+0x78/0xb0 [ 201.052255] do_syscall_64+0xfd/0x620 [ 201.056076] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.061277] RIP: 0033:0x4471f9 [ 201.064484] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 201.083423] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 201.091145] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 201.098442] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 201.105722] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 201.113013] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 201.120293] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 201.136230] FAULT_INJECTION: forcing a failure. [ 201.136230] name failslab, interval 1, probability 0, space 0, times 0 [ 201.148128] CPU: 1 PID: 10112 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 201.156118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.165595] Call Trace: [ 201.168200] dump_stack+0x197/0x210 [ 201.171860] should_fail.cold+0xa/0x1b [ 201.175784] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 201.180919] ? memset+0x32/0x40 [ 201.184330] ? memcpy+0x46/0x50 [ 201.187638] __should_failslab+0x121/0x190 [ 201.191901] should_failslab+0x9/0x14 [ 201.195726] __kmalloc_track_caller+0x6d/0x750 [ 201.200336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.205906] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 201.210698] ? gnet_stats_copy_app+0x73/0x300 [ 201.215235] kmemdup+0x27/0x60 [ 201.218447] gnet_stats_copy_app+0x73/0x300 [ 201.222783] qfq_dump_class_stats+0x25a/0x3a0 [ 201.227290] ? qfq_bind_tcf+0x1e0/0x1e0 [ 201.231275] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 201.236303] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 201.241699] ? qfq_bind_tcf+0x1e0/0x1e0 [ 201.245693] tc_fill_tclass+0x5c1/0x8f0 [ 201.249798] ? qdisc_watchdog+0x290/0x290 [ 201.254004] ? qfq_delete_class+0x350/0x350 [ 201.258358] ? validate_nla+0x32f/0x810 [ 201.262333] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 201.267782] ? qfq_delete_class+0x350/0x350 [ 201.272096] tc_ctl_tclass+0x532/0xc60 [ 201.275985] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 201.281119] ? find_held_lock+0x35/0x130 [ 201.285215] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.290771] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 201.295918] rtnetlink_rcv_msg+0x463/0xb00 [ 201.300160] ? rtnetlink_put_metrics+0x560/0x560 [ 201.304925] ? netlink_deliver_tap+0x22d/0xc20 [ 201.309553] ? find_held_lock+0x35/0x130 [ 201.313614] netlink_rcv_skb+0x17d/0x460 [ 201.317681] ? rtnetlink_put_metrics+0x560/0x560 [ 201.322437] ? netlink_ack+0xb30/0xb30 [ 201.326324] ? kasan_check_read+0x11/0x20 [ 201.330479] ? netlink_deliver_tap+0x254/0xc20 [ 201.335068] rtnetlink_rcv+0x1d/0x30 [ 201.338828] netlink_unicast+0x53a/0x730 [ 201.342902] ? netlink_attachskb+0x770/0x770 [ 201.347313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.352895] netlink_sendmsg+0x8ae/0xd70 [ 201.356999] ? netlink_unicast+0x730/0x730 [ 201.361232] ? selinux_socket_sendmsg+0x36/0x40 [ 201.365887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.371419] ? security_socket_sendmsg+0x8d/0xc0 [ 201.376170] ? netlink_unicast+0x730/0x730 [ 201.380403] sock_sendmsg+0xd7/0x130 [ 201.384124] ___sys_sendmsg+0x803/0x920 [ 201.388166] ? copy_msghdr_from_user+0x430/0x430 [ 201.392920] ? lock_downgrade+0x880/0x880 [ 201.397076] ? kasan_check_read+0x11/0x20 [ 201.401221] ? __fget+0x367/0x540 [ 201.404672] ? iterate_fd+0x360/0x360 [ 201.408470] ? __fget_light+0x1a9/0x230 [ 201.412469] ? __fdget+0x1b/0x20 [ 201.415828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.421366] __sys_sendmsg+0x105/0x1d0 [ 201.425249] ? __ia32_sys_shutdown+0x80/0x80 [ 201.429662] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 201.434451] ? do_syscall_64+0x26/0x620 [ 201.438425] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.443779] ? do_syscall_64+0x26/0x620 [ 201.447750] __x64_sys_sendmsg+0x78/0xb0 [ 201.451809] do_syscall_64+0xfd/0x620 [ 201.455610] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.460832] RIP: 0033:0x4471f9 [ 201.464018] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 201.482910] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 201.490637] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 executing program [ 201.497894] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 201.505157] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 201.512430] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 201.519687] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 201.558085] FAULT_INJECTION: forcing a failure. [ 201.558085] name failslab, interval 1, probability 0, space 0, times 0 [ 201.584741] CPU: 1 PID: 10124 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 201.592738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.602159] Call Trace: [ 201.604768] dump_stack+0x197/0x210 [ 201.608413] should_fail.cold+0xa/0x1b [ 201.612324] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 201.617445] ? lock_downgrade+0x880/0x880 [ 201.621619] __should_failslab+0x121/0x190 [ 201.625870] should_failslab+0x9/0x14 [ 201.629687] kmem_cache_alloc_node+0x26c/0x710 [ 201.634288] ? qfq_change_class+0x6c3/0x15ce [ 201.638720] __alloc_skb+0xd5/0x5f0 [ 201.642363] ? skb_trim+0x190/0x190 [ 201.646005] ? qfq_delete_class+0x350/0x350 [ 201.650341] ? validate_nla+0x32f/0x810 [ 201.654339] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 201.659815] ? qfq_delete_class+0x350/0x350 [ 201.664153] tc_ctl_tclass+0x532/0xc60 [ 201.668062] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 201.673182] ? find_held_lock+0x35/0x130 [ 201.677270] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.682842] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 201.687969] rtnetlink_rcv_msg+0x463/0xb00 [ 201.692236] ? rtnetlink_put_metrics+0x560/0x560 [ 201.697018] ? netlink_deliver_tap+0x22d/0xc20 [ 201.701654] ? find_held_lock+0x35/0x130 [ 201.705735] netlink_rcv_skb+0x17d/0x460 [ 201.709816] ? rtnetlink_put_metrics+0x560/0x560 [ 201.714591] ? netlink_ack+0xb30/0xb30 [ 201.718497] ? kasan_check_read+0x11/0x20 [ 201.722699] ? netlink_deliver_tap+0x254/0xc20 [ 201.727304] rtnetlink_rcv+0x1d/0x30 [ 201.731043] netlink_unicast+0x53a/0x730 [ 201.735127] ? netlink_attachskb+0x770/0x770 [ 201.739556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.745116] netlink_sendmsg+0x8ae/0xd70 [ 201.749202] ? netlink_unicast+0x730/0x730 [ 201.753454] ? selinux_socket_sendmsg+0x36/0x40 [ 201.758137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 201.763690] ? security_socket_sendmsg+0x8d/0xc0 [ 201.768464] ? netlink_unicast+0x730/0x730 [ 201.772718] sock_sendmsg+0xd7/0x130 [ 201.776451] ___sys_sendmsg+0x803/0x920 [ 201.780437] ? copy_msghdr_from_user+0x430/0x430 [ 201.785190] ? lock_downgrade+0x880/0x880 [ 201.789333] ? kasan_check_read+0x11/0x20 [ 201.793475] ? __fget+0x367/0x540 [ 201.796920] ? iterate_fd+0x360/0x360 [ 201.800714] ? __fget_light+0x1a9/0x230 [ 201.804687] ? __fdget+0x1b/0x20 [ 201.808071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.813599] __sys_sendmsg+0x105/0x1d0 [ 201.817540] ? __ia32_sys_shutdown+0x80/0x80 [ 201.821951] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 201.826711] ? do_syscall_64+0x26/0x620 [ 201.830700] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.836070] ? do_syscall_64+0x26/0x620 [ 201.840039] __x64_sys_sendmsg+0x78/0xb0 [ 201.844101] do_syscall_64+0xfd/0x620 [ 201.847927] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.853104] RIP: 0033:0x4471f9 [ 201.856313] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 201.875221] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 201.882924] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 201.890389] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 201.897658] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 201.904920] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 201.912176] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 201.936732] FAULT_INJECTION: forcing a failure. [ 201.936732] name fail_futex, interval 1, probability 0, space 0, times 0 [ 201.962744] CPU: 0 PID: 10140 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 201.970768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.980148] Call Trace: [ 201.982817] dump_stack+0x197/0x210 [ 201.986500] should_fail.cold+0xa/0x1b [ 201.990415] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 201.995538] ? __save_stack_trace+0x99/0x100 [ 201.999995] get_futex_key+0x233/0x1af0 [ 202.004015] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 202.008710] ? kasan_slab_free+0xe/0x10 [ 202.012710] ? kmem_cache_free+0x86/0x260 [ 202.016886] ? kfree_skbmem+0xcd/0x160 [ 202.020814] ? consume_skb+0xea/0x390 [ 202.024726] ? netlink_unicast+0x542/0x730 [ 202.029010] ? netlink_sendmsg+0x8ae/0xd70 [ 202.033308] ? sock_sendmsg+0xd7/0x130 [ 202.037219] ? ___sys_sendmsg+0x803/0x920 [ 202.041416] futex_wake+0xf9/0x4d0 [ 202.044982] ? get_futex_key+0x1af0/0x1af0 [ 202.049260] ? __lock_acquire+0x6ee/0x49c0 [ 202.053523] do_futex+0x358/0x1d70 [ 202.057107] ? mark_held_locks+0x100/0x100 [ 202.061370] ? __might_fault+0x12b/0x1e0 [ 202.065470] ? exit_robust_list+0x2d0/0x2d0 [ 202.069824] ? __might_fault+0x12b/0x1e0 [ 202.073930] ? find_held_lock+0x35/0x130 [ 202.078035] ? __might_fault+0x12b/0x1e0 [ 202.082147] ? lock_downgrade+0x880/0x880 [ 202.086344] mm_release+0x33d/0x490 [ 202.090013] do_exit+0x715/0x30d0 [ 202.093506] ? check_preemption_disabled+0x48/0x290 [ 202.098568] ? get_signal+0x384/0x1fc0 [ 202.102497] ? find_held_lock+0x35/0x130 [ 202.106593] ? mm_update_next_owner+0x660/0x660 [ 202.111307] ? _raw_spin_unlock_irq+0x28/0x90 [ 202.115830] ? get_signal+0x384/0x1fc0 [ 202.119743] ? _raw_spin_unlock_irq+0x28/0x90 [ 202.124268] do_group_exit+0x135/0x370 [ 202.128202] get_signal+0x3ec/0x1fc0 [ 202.131940] ? __fget+0x367/0x540 [ 202.135435] do_signal+0x95/0x1960 [ 202.139005] ? setup_sigcontext+0x7d0/0x7d0 [ 202.143399] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 202.148994] ? fput+0x128/0x1a0 [ 202.152344] ? __sys_sendmsg+0x131/0x1d0 [ 202.156463] ? __ia32_sys_shutdown+0x80/0x80 [ 202.160915] ? exit_to_usermode_loop+0x43/0x2c0 [ 202.165622] ? do_syscall_64+0x53d/0x620 [ 202.169718] ? exit_to_usermode_loop+0x43/0x2c0 [ 202.174433] ? lockdep_hardirqs_on+0x415/0x5d0 [ 202.179051] ? trace_hardirqs_on+0x67/0x220 [ 202.183412] exit_to_usermode_loop+0x244/0x2c0 [ 202.188036] do_syscall_64+0x53d/0x620 [ 202.191952] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.197171] RIP: 0033:0x4471f9 [ 202.200430] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 202.219357] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 202.227112] RAX: 0000000000000034 RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 202.234411] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 202.241689] RBP: 00000000006dcca0 R08: 0000000000000001 R09: 0000000000000036 [ 202.248977] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 202.256256] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 executing program [ 202.350398] FAULT_INJECTION: forcing a failure. [ 202.350398] name failslab, interval 1, probability 0, space 0, times 0 [ 202.372128] CPU: 0 PID: 10156 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 202.380139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.389512] Call Trace: [ 202.392123] dump_stack+0x197/0x210 [ 202.395772] should_fail.cold+0xa/0x1b [ 202.399677] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 202.404800] ? lock_downgrade+0x880/0x880 [ 202.408976] __should_failslab+0x121/0x190 [ 202.413227] should_failslab+0x9/0x14 [ 202.417045] kmem_cache_alloc_node+0x26c/0x710 [ 202.421647] ? qfq_change_class+0x6c3/0x15ce [ 202.426088] __alloc_skb+0xd5/0x5f0 [ 202.429734] ? skb_trim+0x190/0x190 [ 202.433381] ? qfq_delete_class+0x350/0x350 [ 202.437728] ? validate_nla+0x32f/0x810 [ 202.441729] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 202.447350] ? qfq_delete_class+0x350/0x350 [ 202.451694] tc_ctl_tclass+0x532/0xc60 [ 202.455606] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 202.460728] ? find_held_lock+0x35/0x130 [ 202.464825] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 202.470381] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 202.475513] rtnetlink_rcv_msg+0x463/0xb00 [ 202.479768] ? rtnetlink_put_metrics+0x560/0x560 [ 202.484562] ? netlink_deliver_tap+0x22d/0xc20 [ 202.489164] ? find_held_lock+0x35/0x130 [ 202.493246] netlink_rcv_skb+0x17d/0x460 [ 202.497328] ? rtnetlink_put_metrics+0x560/0x560 [ 202.502104] ? netlink_ack+0xb30/0xb30 [ 202.506010] ? kasan_check_read+0x11/0x20 [ 202.510196] ? netlink_deliver_tap+0x254/0xc20 [ 202.514807] rtnetlink_rcv+0x1d/0x30 [ 202.518540] netlink_unicast+0x53a/0x730 [ 202.522627] ? netlink_attachskb+0x770/0x770 [ 202.527069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.532644] netlink_sendmsg+0x8ae/0xd70 [ 202.536737] ? netlink_unicast+0x730/0x730 [ 202.541001] ? selinux_socket_sendmsg+0x36/0x40 [ 202.545705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.551272] ? security_socket_sendmsg+0x8d/0xc0 [ 202.556099] ? netlink_unicast+0x730/0x730 [ 202.560393] sock_sendmsg+0xd7/0x130 [ 202.564163] ___sys_sendmsg+0x803/0x920 [ 202.568244] ? copy_msghdr_from_user+0x430/0x430 [ 202.573056] ? lock_downgrade+0x880/0x880 [ 202.577283] ? kasan_check_read+0x11/0x20 [ 202.581455] ? __fget+0x367/0x540 [ 202.584960] ? iterate_fd+0x360/0x360 [ 202.588852] ? __fget_light+0x1a9/0x230 [ 202.592844] ? __fdget+0x1b/0x20 [ 202.596223] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 202.601790] __sys_sendmsg+0x105/0x1d0 [ 202.605709] ? __ia32_sys_shutdown+0x80/0x80 [ 202.610160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 202.614970] ? do_syscall_64+0x26/0x620 [ 202.618968] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.624374] ? do_syscall_64+0x26/0x620 [ 202.628397] __x64_sys_sendmsg+0x78/0xb0 [ 202.632493] do_syscall_64+0xfd/0x620 [ 202.636326] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.641538] RIP: 0033:0x4471f9 [ 202.644746] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 202.663753] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 202.671470] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 202.678771] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 202.686047] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 202.693324] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 202.700600] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 202.726972] nla_parse: 4 callbacks suppressed [ 202.726982] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 202.767287] FAULT_INJECTION: forcing a failure. [ 202.767287] name failslab, interval 1, probability 0, space 0, times 0 [ 202.793441] CPU: 1 PID: 10169 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 202.801478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.810841] Call Trace: [ 202.813446] dump_stack+0x197/0x210 [ 202.817096] should_fail.cold+0xa/0x1b [ 202.820997] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 202.826116] ? lock_downgrade+0x880/0x880 [ 202.830294] __should_failslab+0x121/0x190 [ 202.834543] should_failslab+0x9/0x14 [ 202.838356] kmem_cache_alloc_node+0x26c/0x710 [ 202.842955] ? qfq_change_class+0x6c3/0x15ce [ 202.847387] __alloc_skb+0xd5/0x5f0 [ 202.851040] ? skb_trim+0x190/0x190 [ 202.854683] ? qfq_delete_class+0x350/0x350 [ 202.859086] ? validate_nla+0x32f/0x810 [ 202.863085] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 202.868601] ? qfq_delete_class+0x350/0x350 [ 202.872935] tc_ctl_tclass+0x532/0xc60 [ 202.876845] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 202.881969] ? find_held_lock+0x35/0x130 [ 202.886112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 202.891667] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 202.896785] rtnetlink_rcv_msg+0x463/0xb00 [ 202.901060] ? rtnetlink_put_metrics+0x560/0x560 [ 202.905850] ? netlink_deliver_tap+0x22d/0xc20 [ 202.910455] ? find_held_lock+0x35/0x130 [ 202.914539] netlink_rcv_skb+0x17d/0x460 [ 202.918614] ? rtnetlink_put_metrics+0x560/0x560 [ 202.923396] ? netlink_ack+0xb30/0xb30 [ 202.927301] ? kasan_check_read+0x11/0x20 [ 202.931469] ? netlink_deliver_tap+0x254/0xc20 [ 202.936063] rtnetlink_rcv+0x1d/0x30 [ 202.939789] netlink_unicast+0x53a/0x730 [ 202.943868] ? netlink_attachskb+0x770/0x770 [ 202.948290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.953860] netlink_sendmsg+0x8ae/0xd70 [ 202.957938] ? netlink_unicast+0x730/0x730 [ 202.962188] ? selinux_socket_sendmsg+0x36/0x40 [ 202.966866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 202.972412] ? security_socket_sendmsg+0x8d/0xc0 [ 202.977221] ? netlink_unicast+0x730/0x730 [ 202.981498] sock_sendmsg+0xd7/0x130 [ 202.985236] ___sys_sendmsg+0x803/0x920 [ 202.989232] ? copy_msghdr_from_user+0x430/0x430 [ 202.994012] ? lock_downgrade+0x880/0x880 [ 202.998176] ? kasan_check_read+0x11/0x20 [ 203.002340] ? __fget+0x367/0x540 [ 203.005811] ? iterate_fd+0x360/0x360 [ 203.009643] ? __fget_light+0x1a9/0x230 [ 203.013650] ? __fdget+0x1b/0x20 [ 203.017024] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.022592] __sys_sendmsg+0x105/0x1d0 [ 203.026501] ? __ia32_sys_shutdown+0x80/0x80 [ 203.030973] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 203.035742] ? do_syscall_64+0x26/0x620 [ 203.039729] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.045100] ? do_syscall_64+0x26/0x620 [ 203.049090] __x64_sys_sendmsg+0x78/0xb0 [ 203.053173] do_syscall_64+0xfd/0x620 [ 203.056998] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.062200] RIP: 0033:0x4471f9 [ 203.065404] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 203.084356] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 203.092094] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 203.099376] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 203.106656] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 203.113932] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 203.121211] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 203.139025] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 203.165921] FAULT_INJECTION: forcing a failure. [ 203.165921] name failslab, interval 1, probability 0, space 0, times 0 [ 203.190721] CPU: 1 PID: 10185 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 203.198788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.208179] Call Trace: [ 203.210806] dump_stack+0x197/0x210 [ 203.214529] should_fail.cold+0xa/0x1b [ 203.218461] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 203.223615] ? lock_downgrade+0x880/0x880 [ 203.227818] __should_failslab+0x121/0x190 [ 203.232099] should_failslab+0x9/0x14 [ 203.235934] kmem_cache_alloc_node+0x26c/0x710 [ 203.240553] ? qfq_change_class+0x6c3/0x15ce [ 203.244996] __alloc_skb+0xd5/0x5f0 [ 203.248653] ? skb_trim+0x190/0x190 [ 203.252314] ? qfq_delete_class+0x350/0x350 [ 203.256665] ? validate_nla+0x32f/0x810 [ 203.260682] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 203.266177] ? qfq_delete_class+0x350/0x350 [ 203.270536] tc_ctl_tclass+0x532/0xc60 [ 203.274453] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 203.279611] ? find_held_lock+0x35/0x130 [ 203.283706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.289272] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 203.294408] rtnetlink_rcv_msg+0x463/0xb00 [ 203.298680] ? rtnetlink_put_metrics+0x560/0x560 [ 203.303485] ? netlink_deliver_tap+0x22d/0xc20 [ 203.308113] ? find_held_lock+0x35/0x130 [ 203.312211] netlink_rcv_skb+0x17d/0x460 [ 203.316309] ? rtnetlink_put_metrics+0x560/0x560 [ 203.321115] ? netlink_ack+0xb30/0xb30 [ 203.325042] ? kasan_check_read+0x11/0x20 [ 203.329242] ? netlink_deliver_tap+0x254/0xc20 [ 203.333872] rtnetlink_rcv+0x1d/0x30 [ 203.337628] netlink_unicast+0x53a/0x730 [ 203.341750] ? netlink_attachskb+0x770/0x770 [ 203.346225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 203.351805] netlink_sendmsg+0x8ae/0xd70 [ 203.355907] ? netlink_unicast+0x730/0x730 [ 203.360175] ? selinux_socket_sendmsg+0x36/0x40 [ 203.364873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 203.370451] ? security_socket_sendmsg+0x8d/0xc0 [ 203.375229] ? netlink_unicast+0x730/0x730 [ 203.379484] sock_sendmsg+0xd7/0x130 [ 203.383213] ___sys_sendmsg+0x803/0x920 [ 203.387221] ? copy_msghdr_from_user+0x430/0x430 [ 203.392030] ? lock_downgrade+0x880/0x880 [ 203.396203] ? kasan_check_read+0x11/0x20 [ 203.400375] ? __fget+0x367/0x540 [ 203.403846] ? iterate_fd+0x360/0x360 [ 203.407670] ? __fget_light+0x1a9/0x230 [ 203.411656] ? __fdget+0x1b/0x20 [ 203.415033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.420594] __sys_sendmsg+0x105/0x1d0 [ 203.424512] ? __ia32_sys_shutdown+0x80/0x80 [ 203.428969] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 203.433742] ? do_syscall_64+0x26/0x620 [ 203.437730] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.443116] ? do_syscall_64+0x26/0x620 [ 203.447116] __x64_sys_sendmsg+0x78/0xb0 [ 203.451199] do_syscall_64+0xfd/0x620 [ 203.455020] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.460228] RIP: 0033:0x4471f9 [ 203.463429] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 203.482343] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 203.490075] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 203.497350] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 203.504628] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 203.511902] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 203.519175] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 203.535483] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 203.569909] FAULT_INJECTION: forcing a failure. [ 203.569909] name failslab, interval 1, probability 0, space 0, times 0 [ 203.586796] CPU: 1 PID: 10205 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 203.594796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.604159] Call Trace: [ 203.606769] dump_stack+0x197/0x210 [ 203.610419] should_fail.cold+0xa/0x1b [ 203.614331] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 203.619451] ? lock_downgrade+0x880/0x880 [ 203.623627] __should_failslab+0x121/0x190 [ 203.627884] should_failslab+0x9/0x14 [ 203.631699] kmem_cache_alloc_node+0x26c/0x710 [ 203.636299] ? qfq_change_class+0x6c3/0x15ce [ 203.640733] __alloc_skb+0xd5/0x5f0 [ 203.644384] ? skb_trim+0x190/0x190 [ 203.648044] ? qfq_delete_class+0x350/0x350 [ 203.652385] ? validate_nla+0x32f/0x810 [ 203.656387] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 203.661856] ? qfq_delete_class+0x350/0x350 [ 203.666197] tc_ctl_tclass+0x532/0xc60 [ 203.670110] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 203.675231] ? find_held_lock+0x35/0x130 [ 203.679324] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.684883] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 203.690014] rtnetlink_rcv_msg+0x463/0xb00 [ 203.694279] ? rtnetlink_put_metrics+0x560/0x560 [ 203.699066] ? netlink_deliver_tap+0x22d/0xc20 [ 203.703686] ? find_held_lock+0x35/0x130 [ 203.707793] netlink_rcv_skb+0x17d/0x460 [ 203.711893] ? rtnetlink_put_metrics+0x560/0x560 [ 203.716713] ? netlink_ack+0xb30/0xb30 [ 203.720644] ? kasan_check_read+0x11/0x20 [ 203.724822] ? netlink_deliver_tap+0x254/0xc20 [ 203.729452] rtnetlink_rcv+0x1d/0x30 [ 203.733206] netlink_unicast+0x53a/0x730 [ 203.737291] ? netlink_attachskb+0x770/0x770 [ 203.741774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 203.747367] netlink_sendmsg+0x8ae/0xd70 [ 203.751486] ? netlink_unicast+0x730/0x730 [ 203.755794] ? selinux_socket_sendmsg+0x36/0x40 [ 203.760513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 203.766080] ? security_socket_sendmsg+0x8d/0xc0 [ 203.770919] ? netlink_unicast+0x730/0x730 [ 203.775209] sock_sendmsg+0xd7/0x130 [ 203.778959] ___sys_sendmsg+0x803/0x920 [ 203.782973] ? copy_msghdr_from_user+0x430/0x430 [ 203.787761] ? lock_downgrade+0x880/0x880 [ 203.791928] ? kasan_check_read+0x11/0x20 [ 203.796092] ? __fget+0x367/0x540 [ 203.799570] ? iterate_fd+0x360/0x360 [ 203.803475] ? __fget_light+0x1a9/0x230 [ 203.807476] ? __fdget+0x1b/0x20 [ 203.810855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 203.816417] __sys_sendmsg+0x105/0x1d0 [ 203.820318] ? __ia32_sys_shutdown+0x80/0x80 [ 203.824757] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 203.829534] ? do_syscall_64+0x26/0x620 [ 203.833548] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.838937] ? do_syscall_64+0x26/0x620 [ 203.842928] __x64_sys_sendmsg+0x78/0xb0 [ 203.847020] do_syscall_64+0xfd/0x620 [ 203.850837] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.856034] RIP: 0033:0x4471f9 [ 203.859236] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 203.878144] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 203.885884] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 203.893167] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 203.900439] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 203.907725] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 executing program [ 203.915011] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 203.934937] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 203.956233] FAULT_INJECTION: forcing a failure. [ 203.956233] name failslab, interval 1, probability 0, space 0, times 0 [ 203.980516] CPU: 1 PID: 10219 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 203.988581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.997942] Call Trace: [ 204.000551] dump_stack+0x197/0x210 [ 204.004196] should_fail.cold+0xa/0x1b [ 204.008099] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 204.013214] ? lock_downgrade+0x880/0x880 [ 204.017385] __should_failslab+0x121/0x190 [ 204.021649] should_failslab+0x9/0x14 [ 204.025464] kmem_cache_alloc_node+0x26c/0x710 [ 204.030079] ? qfq_change_class+0x6c3/0x15ce [ 204.034533] __alloc_skb+0xd5/0x5f0 [ 204.038182] ? skb_trim+0x190/0x190 [ 204.041826] ? qfq_delete_class+0x350/0x350 [ 204.046165] ? validate_nla+0x32f/0x810 [ 204.050179] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 204.055648] ? qfq_delete_class+0x350/0x350 [ 204.059981] tc_ctl_tclass+0x532/0xc60 [ 204.063926] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 204.069056] ? find_held_lock+0x35/0x130 [ 204.073149] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 204.078706] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 204.083823] rtnetlink_rcv_msg+0x463/0xb00 [ 204.088080] ? rtnetlink_put_metrics+0x560/0x560 [ 204.092857] ? netlink_deliver_tap+0x22d/0xc20 [ 204.097487] ? find_held_lock+0x35/0x130 [ 204.101577] netlink_rcv_skb+0x17d/0x460 [ 204.105659] ? rtnetlink_put_metrics+0x560/0x560 [ 204.110433] ? netlink_ack+0xb30/0xb30 [ 204.114367] ? kasan_check_read+0x11/0x20 [ 204.118534] ? netlink_deliver_tap+0x254/0xc20 [ 204.123137] rtnetlink_rcv+0x1d/0x30 [ 204.126869] netlink_unicast+0x53a/0x730 [ 204.130943] ? netlink_attachskb+0x770/0x770 [ 204.135366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.140924] netlink_sendmsg+0x8ae/0xd70 [ 204.145014] ? netlink_unicast+0x730/0x730 [ 204.149271] ? selinux_socket_sendmsg+0x36/0x40 [ 204.153961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.159513] ? security_socket_sendmsg+0x8d/0xc0 [ 204.164293] ? netlink_unicast+0x730/0x730 [ 204.168549] sock_sendmsg+0xd7/0x130 [ 204.172294] ___sys_sendmsg+0x803/0x920 [ 204.176289] ? copy_msghdr_from_user+0x430/0x430 [ 204.181083] ? lock_downgrade+0x880/0x880 [ 204.185250] ? kasan_check_read+0x11/0x20 [ 204.189434] ? __fget+0x367/0x540 [ 204.192901] ? iterate_fd+0x360/0x360 [ 204.196724] ? __fget_light+0x1a9/0x230 [ 204.200711] ? __fdget+0x1b/0x20 [ 204.204085] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 204.209637] __sys_sendmsg+0x105/0x1d0 [ 204.213534] ? __ia32_sys_shutdown+0x80/0x80 [ 204.217967] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 204.222749] ? do_syscall_64+0x26/0x620 [ 204.226733] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.232108] ? do_syscall_64+0x26/0x620 [ 204.236099] __x64_sys_sendmsg+0x78/0xb0 [ 204.240172] do_syscall_64+0xfd/0x620 [ 204.243986] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.249217] RIP: 0033:0x4471f9 [ 204.252418] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 204.271428] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 204.279149] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 204.286431] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 204.293708] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 204.301010] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 204.308292] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 204.333310] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 204.365031] FAULT_INJECTION: forcing a failure. [ 204.365031] name failslab, interval 1, probability 0, space 0, times 0 [ 204.381851] CPU: 1 PID: 10235 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 204.389874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.399240] Call Trace: [ 204.401844] dump_stack+0x197/0x210 [ 204.405494] should_fail.cold+0xa/0x1b [ 204.409413] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 204.414560] ? lock_downgrade+0x880/0x880 [ 204.418762] __should_failslab+0x121/0x190 [ 204.423038] should_failslab+0x9/0x14 [ 204.426868] kmem_cache_alloc_node+0x26c/0x710 [ 204.431477] ? qfq_change_class+0x6c3/0x15ce [ 204.435916] __alloc_skb+0xd5/0x5f0 [ 204.439559] ? skb_trim+0x190/0x190 [ 204.443204] ? qfq_delete_class+0x350/0x350 [ 204.447597] ? validate_nla+0x32f/0x810 [ 204.451597] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 204.457071] ? qfq_delete_class+0x350/0x350 [ 204.461418] tc_ctl_tclass+0x532/0xc60 [ 204.465332] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 204.470475] ? find_held_lock+0x35/0x130 [ 204.474584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 204.480166] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 204.485311] rtnetlink_rcv_msg+0x463/0xb00 [ 204.489589] ? rtnetlink_put_metrics+0x560/0x560 [ 204.494391] ? netlink_deliver_tap+0x22d/0xc20 [ 204.499124] ? find_held_lock+0x35/0x130 [ 204.503224] netlink_rcv_skb+0x17d/0x460 [ 204.507330] ? rtnetlink_put_metrics+0x560/0x560 [ 204.512123] ? netlink_ack+0xb30/0xb30 [ 204.516027] ? kasan_check_read+0x11/0x20 [ 204.520188] ? netlink_deliver_tap+0x254/0xc20 [ 204.524802] rtnetlink_rcv+0x1d/0x30 [ 204.528555] netlink_unicast+0x53a/0x730 [ 204.532661] ? netlink_attachskb+0x770/0x770 [ 204.537115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.542715] netlink_sendmsg+0x8ae/0xd70 [ 204.546817] ? netlink_unicast+0x730/0x730 [ 204.551093] ? selinux_socket_sendmsg+0x36/0x40 [ 204.555809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.561398] ? security_socket_sendmsg+0x8d/0xc0 [ 204.566208] ? netlink_unicast+0x730/0x730 [ 204.570485] sock_sendmsg+0xd7/0x130 [ 204.574232] ___sys_sendmsg+0x803/0x920 [ 204.578352] ? copy_msghdr_from_user+0x430/0x430 [ 204.583150] ? lock_downgrade+0x880/0x880 [ 204.587331] ? kasan_check_read+0x11/0x20 [ 204.591521] ? __fget+0x367/0x540 [ 204.595010] ? iterate_fd+0x360/0x360 [ 204.598831] ? __fget_light+0x1a9/0x230 [ 204.602823] ? __fdget+0x1b/0x20 [ 204.606204] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 204.611765] __sys_sendmsg+0x105/0x1d0 [ 204.615665] ? __ia32_sys_shutdown+0x80/0x80 [ 204.620097] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 204.624865] ? do_syscall_64+0x26/0x620 [ 204.628852] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.634228] ? do_syscall_64+0x26/0x620 [ 204.638218] __x64_sys_sendmsg+0x78/0xb0 [ 204.642300] do_syscall_64+0xfd/0x620 [ 204.646114] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.651314] RIP: 0033:0x4471f9 [ 204.654522] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 204.673448] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e executing program [ 204.681170] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 204.688458] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 204.695739] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 204.703019] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 204.710298] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 204.734621] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 204.761288] FAULT_INJECTION: forcing a failure. [ 204.761288] name failslab, interval 1, probability 0, space 0, times 0 [ 204.783101] CPU: 1 PID: 10252 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 204.791099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.800464] Call Trace: [ 204.803087] dump_stack+0x197/0x210 [ 204.806749] should_fail.cold+0xa/0x1b [ 204.810659] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 204.815775] ? lock_downgrade+0x880/0x880 [ 204.819947] __should_failslab+0x121/0x190 [ 204.824203] should_failslab+0x9/0x14 [ 204.828035] kmem_cache_alloc_node+0x26c/0x710 [ 204.832633] ? qfq_change_class+0x6c3/0x15ce [ 204.837061] __alloc_skb+0xd5/0x5f0 [ 204.840701] ? skb_trim+0x190/0x190 [ 204.844340] ? qfq_delete_class+0x350/0x350 [ 204.848670] ? validate_nla+0x32f/0x810 [ 204.852665] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 204.858128] ? qfq_delete_class+0x350/0x350 [ 204.862474] tc_ctl_tclass+0x532/0xc60 [ 204.866377] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 204.871493] ? find_held_lock+0x35/0x130 [ 204.875585] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 204.881169] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 204.886283] rtnetlink_rcv_msg+0x463/0xb00 [ 204.890542] ? rtnetlink_put_metrics+0x560/0x560 [ 204.895358] ? netlink_deliver_tap+0x22d/0xc20 [ 204.899956] ? find_held_lock+0x35/0x130 [ 204.904052] netlink_rcv_skb+0x17d/0x460 [ 204.908143] ? rtnetlink_put_metrics+0x560/0x560 [ 204.912920] ? netlink_ack+0xb30/0xb30 [ 204.916872] ? kasan_check_read+0x11/0x20 [ 204.921056] ? netlink_deliver_tap+0x254/0xc20 [ 204.925659] rtnetlink_rcv+0x1d/0x30 [ 204.929390] netlink_unicast+0x53a/0x730 [ 204.933494] ? netlink_attachskb+0x770/0x770 [ 204.937926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.943504] netlink_sendmsg+0x8ae/0xd70 [ 204.947622] ? netlink_unicast+0x730/0x730 [ 204.951903] ? selinux_socket_sendmsg+0x36/0x40 [ 204.956601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.962179] ? security_socket_sendmsg+0x8d/0xc0 [ 204.966991] ? netlink_unicast+0x730/0x730 [ 204.971295] sock_sendmsg+0xd7/0x130 [ 204.975075] ___sys_sendmsg+0x803/0x920 [ 204.979112] ? copy_msghdr_from_user+0x430/0x430 [ 204.983921] ? lock_downgrade+0x880/0x880 [ 204.988115] ? kasan_check_read+0x11/0x20 [ 204.992313] ? __fget+0x367/0x540 [ 204.995933] ? iterate_fd+0x360/0x360 [ 204.999778] ? __fget_light+0x1a9/0x230 [ 205.003791] ? __fdget+0x1b/0x20 [ 205.007277] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.012837] __sys_sendmsg+0x105/0x1d0 [ 205.016744] ? __ia32_sys_shutdown+0x80/0x80 [ 205.021181] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 205.025955] ? do_syscall_64+0x26/0x620 [ 205.029947] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.035323] ? do_syscall_64+0x26/0x620 [ 205.039319] __x64_sys_sendmsg+0x78/0xb0 [ 205.043399] do_syscall_64+0xfd/0x620 [ 205.047221] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.052425] RIP: 0033:0x4471f9 [ 205.055631] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 205.074585] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 205.082320] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 205.089597] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 205.096877] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 205.104159] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 205.111437] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 205.124083] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 205.143239] FAULT_INJECTION: forcing a failure. [ 205.143239] name failslab, interval 1, probability 0, space 0, times 0 [ 205.163813] CPU: 1 PID: 10268 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 205.171830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.181198] Call Trace: [ 205.183811] dump_stack+0x197/0x210 [ 205.187489] should_fail.cold+0xa/0x1b [ 205.191396] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 205.196517] ? lock_downgrade+0x880/0x880 [ 205.200705] __should_failslab+0x121/0x190 [ 205.204959] should_failslab+0x9/0x14 [ 205.208772] kmem_cache_alloc_node+0x26c/0x710 [ 205.213371] ? qfq_change_class+0x6c3/0x15ce [ 205.217901] __alloc_skb+0xd5/0x5f0 [ 205.221552] ? skb_trim+0x190/0x190 [ 205.225199] ? qfq_delete_class+0x350/0x350 [ 205.229542] ? validate_nla+0x32f/0x810 [ 205.233542] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 205.239016] ? qfq_delete_class+0x350/0x350 [ 205.243416] tc_ctl_tclass+0x532/0xc60 [ 205.247330] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 205.252450] ? find_held_lock+0x35/0x130 [ 205.256557] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.262116] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 205.267237] rtnetlink_rcv_msg+0x463/0xb00 [ 205.271593] ? rtnetlink_put_metrics+0x560/0x560 [ 205.276372] ? netlink_deliver_tap+0x22d/0xc20 [ 205.280982] ? find_held_lock+0x35/0x130 [ 205.285064] netlink_rcv_skb+0x17d/0x460 [ 205.289147] ? rtnetlink_put_metrics+0x560/0x560 [ 205.293924] ? netlink_ack+0xb30/0xb30 [ 205.297830] ? kasan_check_read+0x11/0x20 [ 205.302000] ? netlink_deliver_tap+0x254/0xc20 [ 205.306609] rtnetlink_rcv+0x1d/0x30 [ 205.310341] netlink_unicast+0x53a/0x730 [ 205.314424] ? netlink_attachskb+0x770/0x770 [ 205.318849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.324412] netlink_sendmsg+0x8ae/0xd70 [ 205.328499] ? netlink_unicast+0x730/0x730 [ 205.332790] ? selinux_socket_sendmsg+0x36/0x40 [ 205.337473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.343031] ? security_socket_sendmsg+0x8d/0xc0 [ 205.347813] ? netlink_unicast+0x730/0x730 [ 205.352071] sock_sendmsg+0xd7/0x130 [ 205.355805] ___sys_sendmsg+0x803/0x920 [ 205.359803] ? copy_msghdr_from_user+0x430/0x430 [ 205.364583] ? lock_downgrade+0x880/0x880 [ 205.368751] ? kasan_check_read+0x11/0x20 [ 205.372927] ? __fget+0x367/0x540 [ 205.376405] ? iterate_fd+0x360/0x360 [ 205.380230] ? __fget_light+0x1a9/0x230 [ 205.384224] ? __fdget+0x1b/0x20 [ 205.387602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.393162] __sys_sendmsg+0x105/0x1d0 [ 205.397099] ? __ia32_sys_shutdown+0x80/0x80 [ 205.401541] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 205.406315] ? do_syscall_64+0x26/0x620 [ 205.410309] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.415692] ? do_syscall_64+0x26/0x620 [ 205.419694] __x64_sys_sendmsg+0x78/0xb0 [ 205.423773] do_syscall_64+0xfd/0x620 [ 205.427595] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.432799] RIP: 0033:0x4471f9 [ 205.436003] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 205.454919] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 205.462648] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 205.469932] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 205.477210] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 205.484494] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 executing program [ 205.491831] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 205.511660] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 205.530102] FAULT_INJECTION: forcing a failure. [ 205.530102] name failslab, interval 1, probability 0, space 0, times 0 [ 205.542901] CPU: 1 PID: 10284 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 205.551005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.560393] Call Trace: [ 205.563015] dump_stack+0x197/0x210 [ 205.566684] should_fail.cold+0xa/0x1b [ 205.570714] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 205.575950] ? lock_downgrade+0x880/0x880 [ 205.580242] __should_failslab+0x121/0x190 [ 205.584529] should_failslab+0x9/0x14 [ 205.588371] kmem_cache_alloc_node+0x26c/0x710 [ 205.592987] ? qfq_change_class+0x6c3/0x15ce [ 205.597652] __alloc_skb+0xd5/0x5f0 [ 205.601310] ? skb_trim+0x190/0x190 [ 205.604972] ? qfq_delete_class+0x350/0x350 [ 205.609327] ? validate_nla+0x32f/0x810 [ 205.613343] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 205.618823] ? qfq_delete_class+0x350/0x350 [ 205.623170] tc_ctl_tclass+0x532/0xc60 [ 205.627084] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 205.632218] ? find_held_lock+0x35/0x130 [ 205.636319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.641890] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 205.647028] rtnetlink_rcv_msg+0x463/0xb00 [ 205.651353] ? rtnetlink_put_metrics+0x560/0x560 [ 205.656270] ? netlink_deliver_tap+0x22d/0xc20 [ 205.660890] ? find_held_lock+0x35/0x130 [ 205.664998] netlink_rcv_skb+0x17d/0x460 [ 205.669148] ? rtnetlink_put_metrics+0x560/0x560 [ 205.673965] ? netlink_ack+0xb30/0xb30 [ 205.678036] ? kasan_check_read+0x11/0x20 [ 205.682230] ? netlink_deliver_tap+0x254/0xc20 [ 205.686893] rtnetlink_rcv+0x1d/0x30 [ 205.690654] netlink_unicast+0x53a/0x730 [ 205.694758] ? netlink_attachskb+0x770/0x770 [ 205.699212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.704791] netlink_sendmsg+0x8ae/0xd70 [ 205.708896] ? netlink_unicast+0x730/0x730 [ 205.713167] ? selinux_socket_sendmsg+0x36/0x40 [ 205.717965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.723548] ? security_socket_sendmsg+0x8d/0xc0 [ 205.728339] ? netlink_unicast+0x730/0x730 [ 205.732634] sock_sendmsg+0xd7/0x130 [ 205.736372] ___sys_sendmsg+0x803/0x920 [ 205.740376] ? copy_msghdr_from_user+0x430/0x430 [ 205.745159] ? lock_downgrade+0x880/0x880 [ 205.749327] ? kasan_check_read+0x11/0x20 [ 205.753497] ? __fget+0x367/0x540 [ 205.756975] ? iterate_fd+0x360/0x360 [ 205.760801] ? __fget_light+0x1a9/0x230 [ 205.764793] ? __fdget+0x1b/0x20 [ 205.768173] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.773733] __sys_sendmsg+0x105/0x1d0 [ 205.777639] ? __ia32_sys_shutdown+0x80/0x80 [ 205.782076] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 205.786854] ? do_syscall_64+0x26/0x620 [ 205.790845] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.796223] ? do_syscall_64+0x26/0x620 [ 205.800225] __x64_sys_sendmsg+0x78/0xb0 [ 205.804316] do_syscall_64+0xfd/0x620 [ 205.808140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.813344] RIP: 0033:0x4471f9 [ 205.816551] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 205.835471] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 205.843243] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 205.850522] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 205.857803] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 205.865094] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 205.872376] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 205.884899] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 205.921308] FAULT_INJECTION: forcing a failure. [ 205.921308] name failslab, interval 1, probability 0, space 0, times 0 [ 205.954158] CPU: 0 PID: 10297 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 205.962173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.971541] Call Trace: [ 205.974152] dump_stack+0x197/0x210 [ 205.977802] should_fail.cold+0xa/0x1b [ 205.981721] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 205.986842] ? lock_downgrade+0x880/0x880 [ 205.991020] __should_failslab+0x121/0x190 [ 205.995271] should_failslab+0x9/0x14 [ 205.999086] kmem_cache_alloc_node+0x26c/0x710 [ 206.003693] ? qfq_change_class+0x6c3/0x15ce [ 206.008126] __alloc_skb+0xd5/0x5f0 [ 206.011776] ? skb_trim+0x190/0x190 [ 206.015427] ? qfq_delete_class+0x350/0x350 [ 206.019767] ? validate_nla+0x32f/0x810 [ 206.023769] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 206.029247] ? qfq_delete_class+0x350/0x350 [ 206.033623] tc_ctl_tclass+0x532/0xc60 [ 206.037543] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 206.042678] ? find_held_lock+0x35/0x130 [ 206.046786] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.052356] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 206.057496] rtnetlink_rcv_msg+0x463/0xb00 [ 206.061872] ? rtnetlink_put_metrics+0x560/0x560 [ 206.066667] ? netlink_deliver_tap+0x22d/0xc20 [ 206.071277] ? find_held_lock+0x35/0x130 [ 206.075370] netlink_rcv_skb+0x17d/0x460 [ 206.079462] ? rtnetlink_put_metrics+0x560/0x560 [ 206.084262] ? netlink_ack+0xb30/0xb30 [ 206.088183] ? kasan_check_read+0x11/0x20 [ 206.092370] ? netlink_deliver_tap+0x254/0xc20 [ 206.096997] rtnetlink_rcv+0x1d/0x30 [ 206.100766] netlink_unicast+0x53a/0x730 [ 206.104887] ? netlink_attachskb+0x770/0x770 [ 206.109336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.114923] netlink_sendmsg+0x8ae/0xd70 [ 206.119030] ? netlink_unicast+0x730/0x730 [ 206.123305] ? selinux_socket_sendmsg+0x36/0x40 [ 206.128016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.133625] ? security_socket_sendmsg+0x8d/0xc0 [ 206.138401] ? netlink_unicast+0x730/0x730 [ 206.142655] sock_sendmsg+0xd7/0x130 [ 206.146389] ___sys_sendmsg+0x803/0x920 [ 206.150381] ? copy_msghdr_from_user+0x430/0x430 [ 206.155205] ? lock_downgrade+0x880/0x880 [ 206.159376] ? kasan_check_read+0x11/0x20 [ 206.163551] ? __fget+0x367/0x540 [ 206.167023] ? iterate_fd+0x360/0x360 [ 206.170844] ? __fget_light+0x1a9/0x230 [ 206.174833] ? __fdget+0x1b/0x20 [ 206.178208] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.183761] __sys_sendmsg+0x105/0x1d0 [ 206.187680] ? __ia32_sys_shutdown+0x80/0x80 [ 206.192141] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 206.196909] ? do_syscall_64+0x26/0x620 [ 206.200897] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.206284] ? do_syscall_64+0x26/0x620 [ 206.210291] __x64_sys_sendmsg+0x78/0xb0 [ 206.214379] do_syscall_64+0xfd/0x620 [ 206.218196] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.223394] RIP: 0033:0x4471f9 [ 206.226598] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 206.245510] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 206.253264] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 206.260567] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f executing program [ 206.267856] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 206.275132] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 206.282412] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 206.331365] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 206.350882] FAULT_INJECTION: forcing a failure. [ 206.350882] name failslab, interval 1, probability 0, space 0, times 0 [ 206.364181] CPU: 0 PID: 10314 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 206.372168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.381563] Call Trace: [ 206.384169] dump_stack+0x197/0x210 [ 206.387821] should_fail.cold+0xa/0x1b [ 206.391733] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 206.396854] ? lock_downgrade+0x880/0x880 [ 206.401027] __should_failslab+0x121/0x190 [ 206.405279] should_failslab+0x9/0x14 [ 206.409090] kmem_cache_alloc_node+0x26c/0x710 [ 206.413698] ? qfq_change_class+0x6c3/0x15ce [ 206.418132] __alloc_skb+0xd5/0x5f0 [ 206.421782] ? skb_trim+0x190/0x190 [ 206.425426] ? qfq_delete_class+0x350/0x350 [ 206.429761] ? validate_nla+0x32f/0x810 [ 206.433770] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 206.439244] ? qfq_delete_class+0x350/0x350 [ 206.443578] tc_ctl_tclass+0x532/0xc60 [ 206.447485] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 206.452612] ? find_held_lock+0x35/0x130 [ 206.456711] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.462283] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 206.467408] rtnetlink_rcv_msg+0x463/0xb00 [ 206.471672] ? rtnetlink_put_metrics+0x560/0x560 [ 206.476446] ? netlink_deliver_tap+0x22d/0xc20 [ 206.481052] ? find_held_lock+0x35/0x130 [ 206.485144] netlink_rcv_skb+0x17d/0x460 [ 206.489220] ? rtnetlink_put_metrics+0x560/0x560 [ 206.493989] ? netlink_ack+0xb30/0xb30 [ 206.497892] ? kasan_check_read+0x11/0x20 [ 206.502103] ? netlink_deliver_tap+0x254/0xc20 [ 206.506703] rtnetlink_rcv+0x1d/0x30 [ 206.510429] netlink_unicast+0x53a/0x730 [ 206.514511] ? netlink_attachskb+0x770/0x770 [ 206.518939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.524493] netlink_sendmsg+0x8ae/0xd70 [ 206.528592] ? netlink_unicast+0x730/0x730 [ 206.532844] ? selinux_socket_sendmsg+0x36/0x40 [ 206.537525] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.543078] ? security_socket_sendmsg+0x8d/0xc0 [ 206.547851] ? netlink_unicast+0x730/0x730 [ 206.552104] sock_sendmsg+0xd7/0x130 [ 206.555835] ___sys_sendmsg+0x803/0x920 [ 206.559838] ? copy_msghdr_from_user+0x430/0x430 [ 206.564634] ? lock_downgrade+0x880/0x880 [ 206.568795] ? kasan_check_read+0x11/0x20 [ 206.572961] ? __fget+0x367/0x540 [ 206.576439] ? iterate_fd+0x360/0x360 [ 206.580295] ? __fget_light+0x1a9/0x230 [ 206.584286] ? __fdget+0x1b/0x20 [ 206.587670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.593234] __sys_sendmsg+0x105/0x1d0 [ 206.597156] ? __ia32_sys_shutdown+0x80/0x80 [ 206.601588] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 206.606360] ? do_syscall_64+0x26/0x620 [ 206.610357] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.615735] ? do_syscall_64+0x26/0x620 [ 206.619733] __x64_sys_sendmsg+0x78/0xb0 [ 206.623833] do_syscall_64+0xfd/0x620 [ 206.627655] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.632852] RIP: 0033:0x4471f9 [ 206.636054] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 206.654966] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 206.662686] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 206.669966] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 206.677248] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 206.684559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 206.691848] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 206.738150] FAULT_INJECTION: forcing a failure. [ 206.738150] name failslab, interval 1, probability 0, space 0, times 0 [ 206.772308] CPU: 1 PID: 10326 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 206.780361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.789755] Call Trace: [ 206.792388] dump_stack+0x197/0x210 [ 206.796071] should_fail.cold+0xa/0x1b [ 206.800004] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 206.805181] ? lock_downgrade+0x880/0x880 [ 206.809390] __should_failslab+0x121/0x190 [ 206.813692] should_failslab+0x9/0x14 [ 206.817564] kmem_cache_alloc_node+0x26c/0x710 [ 206.822193] ? qfq_change_class+0x6c3/0x15ce [ 206.826699] __alloc_skb+0xd5/0x5f0 [ 206.830382] ? skb_trim+0x190/0x190 [ 206.834064] ? qfq_delete_class+0x350/0x350 [ 206.838431] ? validate_nla+0x32f/0x810 [ 206.842478] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 206.848003] ? qfq_delete_class+0x350/0x350 [ 206.852368] tc_ctl_tclass+0x532/0xc60 [ 206.856317] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 206.861458] ? find_held_lock+0x35/0x130 [ 206.865562] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.871151] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 206.876287] rtnetlink_rcv_msg+0x463/0xb00 [ 206.880560] ? rtnetlink_put_metrics+0x560/0x560 [ 206.885342] ? retint_kernel+0x2d/0x2d [ 206.889260] netlink_rcv_skb+0x17d/0x460 [ 206.893342] ? rtnetlink_put_metrics+0x560/0x560 [ 206.898130] ? netlink_ack+0xb30/0xb30 [ 206.902069] ? kasan_check_read+0x11/0x20 [ 206.906233] ? netlink_deliver_tap+0x254/0xc20 [ 206.910832] rtnetlink_rcv+0x1d/0x30 [ 206.914559] netlink_unicast+0x53a/0x730 [ 206.918650] ? netlink_attachskb+0x770/0x770 [ 206.923086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.928639] netlink_sendmsg+0x8ae/0xd70 [ 206.932775] ? netlink_unicast+0x730/0x730 [ 206.937037] ? selinux_socket_sendmsg+0x36/0x40 [ 206.941717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 206.947267] ? security_socket_sendmsg+0x8d/0xc0 [ 206.952045] ? netlink_unicast+0x730/0x730 [ 206.956294] sock_sendmsg+0xd7/0x130 [ 206.960041] ___sys_sendmsg+0x803/0x920 [ 206.964049] ? copy_msghdr_from_user+0x430/0x430 [ 206.968824] ? lock_downgrade+0x880/0x880 [ 206.972986] ? kasan_check_read+0x11/0x20 [ 206.977150] ? __fget+0x367/0x540 [ 206.980630] ? iterate_fd+0x360/0x360 [ 206.984450] ? __fget_light+0x1a9/0x230 [ 206.988447] ? __fdget+0x1b/0x20 [ 206.991824] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 206.997376] __sys_sendmsg+0x105/0x1d0 [ 207.001276] ? __ia32_sys_shutdown+0x80/0x80 [ 207.005710] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 207.010479] ? do_syscall_64+0x26/0x620 [ 207.014468] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.019844] ? do_syscall_64+0x26/0x620 [ 207.023836] __x64_sys_sendmsg+0x78/0xb0 [ 207.027909] do_syscall_64+0xfd/0x620 [ 207.031727] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.036923] RIP: 0033:0x4471f9 [ 207.040124] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 207.059045] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 207.066766] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 207.074051] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 207.081328] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 207.088611] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 207.095977] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 207.151817] FAULT_INJECTION: forcing a failure. [ 207.151817] name failslab, interval 1, probability 0, space 0, times 0 [ 207.165133] CPU: 1 PID: 10346 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 207.173126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.182488] Call Trace: [ 207.185094] dump_stack+0x197/0x210 [ 207.188747] should_fail.cold+0xa/0x1b [ 207.192659] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 207.197783] ? lock_downgrade+0x880/0x880 [ 207.201978] __should_failslab+0x121/0x190 [ 207.206230] should_failslab+0x9/0x14 [ 207.210081] kmem_cache_alloc_node+0x26c/0x710 [ 207.214687] ? qfq_change_class+0x6c3/0x15ce [ 207.219133] __alloc_skb+0xd5/0x5f0 [ 207.222784] ? skb_trim+0x190/0x190 [ 207.226434] ? qfq_delete_class+0x350/0x350 [ 207.230773] ? validate_nla+0x32f/0x810 [ 207.234778] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 207.240262] ? qfq_delete_class+0x350/0x350 [ 207.244610] tc_ctl_tclass+0x532/0xc60 [ 207.248538] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 207.253675] ? find_held_lock+0x35/0x130 [ 207.257784] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 207.263358] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 207.268510] rtnetlink_rcv_msg+0x463/0xb00 [ 207.272785] ? rtnetlink_put_metrics+0x560/0x560 [ 207.277592] ? netlink_deliver_tap+0x22d/0xc20 [ 207.282203] ? find_held_lock+0x35/0x130 [ 207.286291] netlink_rcv_skb+0x17d/0x460 [ 207.290381] ? rtnetlink_put_metrics+0x560/0x560 [ 207.295182] ? netlink_ack+0xb30/0xb30 [ 207.299119] ? kasan_check_read+0x11/0x20 [ 207.303306] ? netlink_deliver_tap+0x254/0xc20 [ 207.307949] rtnetlink_rcv+0x1d/0x30 [ 207.311845] netlink_unicast+0x53a/0x730 [ 207.315949] ? netlink_attachskb+0x770/0x770 [ 207.320395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.325990] netlink_sendmsg+0x8ae/0xd70 [ 207.330080] ? netlink_unicast+0x730/0x730 [ 207.334347] ? selinux_socket_sendmsg+0x36/0x40 [ 207.339028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.344584] ? security_socket_sendmsg+0x8d/0xc0 [ 207.349365] ? netlink_unicast+0x730/0x730 [ 207.353620] sock_sendmsg+0xd7/0x130 [ 207.357354] ___sys_sendmsg+0x803/0x920 [ 207.361354] ? copy_msghdr_from_user+0x430/0x430 [ 207.366218] ? lock_downgrade+0x880/0x880 [ 207.370397] ? kasan_check_read+0x11/0x20 [ 207.374576] ? __fget+0x367/0x540 [ 207.378048] ? iterate_fd+0x360/0x360 [ 207.381877] ? __fget_light+0x1a9/0x230 [ 207.385882] ? __fdget+0x1b/0x20 [ 207.389259] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 207.394813] __sys_sendmsg+0x105/0x1d0 [ 207.398712] ? __ia32_sys_shutdown+0x80/0x80 [ 207.403147] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 207.407919] ? do_syscall_64+0x26/0x620 [ 207.411933] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.417310] ? do_syscall_64+0x26/0x620 [ 207.421304] __x64_sys_sendmsg+0x78/0xb0 [ 207.425393] do_syscall_64+0xfd/0x620 [ 207.429212] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.434436] RIP: 0033:0x4471f9 [ 207.437676] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 207.456590] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 207.464311] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 207.471608] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 207.478884] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 207.486159] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 207.493437] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 207.516328] FAULT_INJECTION: forcing a failure. [ 207.516328] name fail_futex, interval 1, probability 0, space 0, times 0 [ 207.547640] CPU: 0 PID: 10363 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 207.555657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.565020] Call Trace: [ 207.567620] dump_stack+0x197/0x210 [ 207.571265] should_fail.cold+0xa/0x1b [ 207.575183] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 207.580301] ? lock_downgrade+0x880/0x880 [ 207.584493] get_futex_key+0xccc/0x1af0 [ 207.588520] ? kfree_skbmem+0xcd/0x160 [ 207.592425] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 207.597110] ? kfree_skbmem+0xcd/0x160 [ 207.601010] ? rcu_read_lock_sched_held+0x110/0x130 [ 207.606036] ? kmem_cache_free+0x222/0x260 [ 207.610293] futex_wait_setup+0xd8/0x390 [ 207.614372] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 207.619488] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 207.624427] ? get_futex_key+0x989/0x1af0 [ 207.628591] futex_wait+0x1fc/0x5e0 [ 207.632236] ? futex_wait_setup+0x390/0x390 [ 207.636569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.642129] ? check_preemption_disabled+0x48/0x290 [ 207.647156] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 207.652381] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 207.657450] ? futex_wake+0x179/0x4d0 [ 207.661278] ? copy_msghdr_from_user+0x430/0x430 [ 207.666060] do_futex+0x175/0x1d70 [ 207.669612] ? kasan_check_read+0x11/0x20 [ 207.673792] ? exit_robust_list+0x2d0/0x2d0 [ 207.678129] ? iterate_fd+0x360/0x360 [ 207.681955] ? __fget_light+0x1a9/0x230 [ 207.685948] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 207.691503] ? fput+0x128/0x1a0 [ 207.694808] ? __sys_sendmsg+0x131/0x1d0 [ 207.698885] __x64_sys_futex+0x400/0x590 [ 207.702963] ? do_futex+0x1d70/0x1d70 [ 207.706779] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 207.711555] ? do_syscall_64+0x26/0x620 [ 207.715558] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.720944] ? do_syscall_64+0x26/0x620 [ 207.724947] ? lockdep_hardirqs_on+0x415/0x5d0 [ 207.729550] ? trace_hardirqs_on+0x67/0x220 [ 207.733901] do_syscall_64+0xfd/0x620 [ 207.737719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.742918] RIP: 0033:0x4471f9 [ 207.746243] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 207.765159] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 207.772899] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 207.780177] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcca8 [ 207.787452] RBP: 00000000006dcca0 R08: 0000000000000036 R09: 0000000000000036 [ 207.794752] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 207.802029] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 207.847548] nla_parse: 3 callbacks suppressed [ 207.847557] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 207.877832] FAULT_INJECTION: forcing a failure. [ 207.877832] name failslab, interval 1, probability 0, space 0, times 0 [ 207.893754] CPU: 0 PID: 10379 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 207.901825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.911199] Call Trace: [ 207.913811] dump_stack+0x197/0x210 [ 207.917460] should_fail.cold+0xa/0x1b [ 207.921371] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 207.926493] ? lock_downgrade+0x880/0x880 [ 207.930670] __should_failslab+0x121/0x190 [ 207.934924] should_failslab+0x9/0x14 [ 207.938744] kmem_cache_alloc_node+0x26c/0x710 [ 207.943359] ? qfq_change_class+0x6c3/0x15ce [ 207.947806] __alloc_skb+0xd5/0x5f0 [ 207.951462] ? skb_trim+0x190/0x190 [ 207.955119] ? qfq_delete_class+0x350/0x350 [ 207.959572] ? validate_nla+0x32f/0x810 [ 207.963578] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 207.969066] ? qfq_delete_class+0x350/0x350 [ 207.973424] tc_ctl_tclass+0x532/0xc60 [ 207.977354] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 207.982503] ? find_held_lock+0x35/0x130 [ 207.986620] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 207.992233] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 207.997377] rtnetlink_rcv_msg+0x463/0xb00 [ 208.001681] ? rtnetlink_put_metrics+0x560/0x560 [ 208.006484] ? netlink_deliver_tap+0x22d/0xc20 [ 208.011113] ? find_held_lock+0x35/0x130 [ 208.015218] netlink_rcv_skb+0x17d/0x460 [ 208.019322] ? rtnetlink_put_metrics+0x560/0x560 [ 208.024126] ? netlink_ack+0xb30/0xb30 [ 208.028045] ? kasan_check_read+0x11/0x20 [ 208.032226] ? netlink_deliver_tap+0x254/0xc20 [ 208.036848] rtnetlink_rcv+0x1d/0x30 [ 208.040593] netlink_unicast+0x53a/0x730 [ 208.044688] ? netlink_attachskb+0x770/0x770 [ 208.049118] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.054710] netlink_sendmsg+0x8ae/0xd70 [ 208.058854] ? netlink_unicast+0x730/0x730 [ 208.063113] ? selinux_socket_sendmsg+0x36/0x40 [ 208.067806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.073377] ? security_socket_sendmsg+0x8d/0xc0 [ 208.078166] ? netlink_unicast+0x730/0x730 [ 208.082433] sock_sendmsg+0xd7/0x130 [ 208.086181] ___sys_sendmsg+0x803/0x920 [ 208.090196] ? copy_msghdr_from_user+0x430/0x430 [ 208.095047] ? lock_downgrade+0x880/0x880 [ 208.099235] ? kasan_check_read+0x11/0x20 [ 208.103424] ? __fget+0x367/0x540 [ 208.106925] ? iterate_fd+0x360/0x360 [ 208.110772] ? __fget_light+0x1a9/0x230 [ 208.114797] ? __fdget+0x1b/0x20 [ 208.118202] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.123792] __sys_sendmsg+0x105/0x1d0 [ 208.127757] ? __ia32_sys_shutdown+0x80/0x80 [ 208.132206] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 208.137004] ? do_syscall_64+0x26/0x620 [ 208.141072] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.146458] ? do_syscall_64+0x26/0x620 [ 208.150457] __x64_sys_sendmsg+0x78/0xb0 [ 208.154585] do_syscall_64+0xfd/0x620 [ 208.158446] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.163644] RIP: 0033:0x4471f9 [ 208.166843] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 208.185771] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 208.193493] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 208.200770] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 208.208050] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 208.215329] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 208.222607] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 208.238493] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 208.264601] FAULT_INJECTION: forcing a failure. [ 208.264601] name failslab, interval 1, probability 0, space 0, times 0 [ 208.289376] CPU: 1 PID: 10397 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 208.297386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.306744] Call Trace: [ 208.309375] dump_stack+0x197/0x210 [ 208.313024] should_fail.cold+0xa/0x1b [ 208.316931] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 208.322045] ? lock_downgrade+0x880/0x880 [ 208.326222] __should_failslab+0x121/0x190 [ 208.330498] should_failslab+0x9/0x14 [ 208.334318] kmem_cache_alloc_node+0x26c/0x710 [ 208.338915] ? qfq_change_class+0x6c3/0x15ce [ 208.343346] __alloc_skb+0xd5/0x5f0 [ 208.346992] ? skb_trim+0x190/0x190 [ 208.350652] ? qfq_delete_class+0x350/0x350 [ 208.354985] ? validate_nla+0x32f/0x810 [ 208.358985] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 208.364466] ? qfq_delete_class+0x350/0x350 [ 208.368817] tc_ctl_tclass+0x532/0xc60 [ 208.372743] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 208.377860] ? find_held_lock+0x35/0x130 [ 208.381950] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.387504] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 208.392622] rtnetlink_rcv_msg+0x463/0xb00 [ 208.396874] ? rtnetlink_put_metrics+0x560/0x560 [ 208.401666] ? netlink_deliver_tap+0x22d/0xc20 [ 208.406263] ? find_held_lock+0x35/0x130 [ 208.410345] netlink_rcv_skb+0x17d/0x460 [ 208.414449] ? rtnetlink_put_metrics+0x560/0x560 [ 208.419224] ? netlink_ack+0xb30/0xb30 [ 208.423127] ? kasan_check_read+0x11/0x20 [ 208.427294] ? netlink_deliver_tap+0x254/0xc20 [ 208.431897] rtnetlink_rcv+0x1d/0x30 [ 208.435630] netlink_unicast+0x53a/0x730 [ 208.439715] ? netlink_attachskb+0x770/0x770 [ 208.444151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.449710] netlink_sendmsg+0x8ae/0xd70 [ 208.453792] ? netlink_unicast+0x730/0x730 [ 208.458047] ? selinux_socket_sendmsg+0x36/0x40 [ 208.462731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.468304] ? security_socket_sendmsg+0x8d/0xc0 [ 208.473079] ? netlink_unicast+0x730/0x730 [ 208.477336] sock_sendmsg+0xd7/0x130 [ 208.481065] ___sys_sendmsg+0x803/0x920 [ 208.485058] ? copy_msghdr_from_user+0x430/0x430 [ 208.489847] ? lock_downgrade+0x880/0x880 [ 208.494027] ? kasan_check_read+0x11/0x20 [ 208.498203] ? __fget+0x367/0x540 [ 208.501678] ? iterate_fd+0x360/0x360 [ 208.505516] ? __fget_light+0x1a9/0x230 [ 208.509561] ? __fdget+0x1b/0x20 [ 208.512964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.518530] __sys_sendmsg+0x105/0x1d0 [ 208.522449] ? __ia32_sys_shutdown+0x80/0x80 [ 208.526883] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 208.531664] ? do_syscall_64+0x26/0x620 [ 208.535681] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.541140] ? do_syscall_64+0x26/0x620 [ 208.545146] __x64_sys_sendmsg+0x78/0xb0 [ 208.549213] do_syscall_64+0xfd/0x620 [ 208.553072] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.558261] RIP: 0033:0x4471f9 [ 208.561464] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 208.580391] RSP: 002b:00007fcd95ffad78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 208.588195] RAX: ffffffffffffffda RBX: 00000000006dcc98 RCX: 00000000004471f9 [ 208.595490] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 208.602912] RBP: 00000000006dcc90 R08: 0000000000000001 R09: 0000000000000036 executing program [ 208.610210] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95ffad80 [ 208.617473] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 208.636828] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 208.656917] FAULT_INJECTION: forcing a failure. [ 208.656917] name failslab, interval 1, probability 0, space 0, times 0 [ 208.673118] CPU: 1 PID: 10412 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 208.681102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.690458] Call Trace: [ 208.693073] dump_stack+0x197/0x210 [ 208.696714] should_fail.cold+0xa/0x1b [ 208.700616] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 208.705738] ? lock_downgrade+0x880/0x880 [ 208.709918] __should_failslab+0x121/0x190 [ 208.714249] should_failslab+0x9/0x14 [ 208.718057] kmem_cache_alloc_node+0x26c/0x710 [ 208.722698] ? qfq_change_class+0x6c3/0x15ce [ 208.727281] __alloc_skb+0xd5/0x5f0 [ 208.730923] ? skb_trim+0x190/0x190 [ 208.734564] ? qfq_delete_class+0x350/0x350 [ 208.738901] ? validate_nla+0x32f/0x810 [ 208.742899] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 208.748369] ? qfq_delete_class+0x350/0x350 [ 208.752716] tc_ctl_tclass+0x532/0xc60 [ 208.756631] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 208.761759] ? find_held_lock+0x35/0x130 [ 208.765857] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.771409] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 208.776528] rtnetlink_rcv_msg+0x463/0xb00 [ 208.780787] ? rtnetlink_put_metrics+0x560/0x560 [ 208.785576] ? netlink_deliver_tap+0x22d/0xc20 [ 208.790195] ? find_held_lock+0x35/0x130 [ 208.794273] netlink_rcv_skb+0x17d/0x460 [ 208.798358] ? rtnetlink_put_metrics+0x560/0x560 [ 208.803130] ? netlink_ack+0xb30/0xb30 [ 208.807040] ? kasan_check_read+0x11/0x20 [ 208.811208] ? netlink_deliver_tap+0x254/0xc20 [ 208.815813] rtnetlink_rcv+0x1d/0x30 [ 208.819642] netlink_unicast+0x53a/0x730 [ 208.823733] ? netlink_attachskb+0x770/0x770 [ 208.828157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.833726] netlink_sendmsg+0x8ae/0xd70 [ 208.837811] ? netlink_unicast+0x730/0x730 [ 208.842069] ? selinux_socket_sendmsg+0x36/0x40 [ 208.846762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 208.852323] ? security_socket_sendmsg+0x8d/0xc0 [ 208.857096] ? netlink_unicast+0x730/0x730 [ 208.861344] sock_sendmsg+0xd7/0x130 [ 208.865074] ___sys_sendmsg+0x803/0x920 [ 208.869071] ? copy_msghdr_from_user+0x430/0x430 [ 208.873848] ? lock_downgrade+0x880/0x880 [ 208.878012] ? kasan_check_read+0x11/0x20 [ 208.882183] ? __fget+0x367/0x540 [ 208.885655] ? iterate_fd+0x360/0x360 [ 208.889524] ? __fget_light+0x1a9/0x230 [ 208.893527] ? __fdget+0x1b/0x20 [ 208.896904] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 208.902469] __sys_sendmsg+0x105/0x1d0 [ 208.906369] ? __ia32_sys_shutdown+0x80/0x80 [ 208.910859] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 208.915629] ? do_syscall_64+0x26/0x620 [ 208.919618] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.924990] ? do_syscall_64+0x26/0x620 [ 208.928984] __x64_sys_sendmsg+0x78/0xb0 [ 208.933065] do_syscall_64+0xfd/0x620 [ 208.936898] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.942098] RIP: 0033:0x4471f9 [ 208.945299] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 208.964213] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 208.971932] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 208.979209] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 208.986487] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 208.993766] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 209.001046] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 209.019388] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 209.066129] FAULT_INJECTION: forcing a failure. [ 209.066129] name failslab, interval 1, probability 0, space 0, times 0 [ 209.096146] CPU: 1 PID: 10425 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 209.104192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.113556] Call Trace: [ 209.116156] dump_stack+0x197/0x210 [ 209.119801] should_fail.cold+0xa/0x1b [ 209.123708] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 209.128829] ? lock_downgrade+0x880/0x880 [ 209.133010] __should_failslab+0x121/0x190 [ 209.137263] should_failslab+0x9/0x14 [ 209.141074] kmem_cache_alloc_node+0x26c/0x710 [ 209.145704] ? qfq_change_class+0x6c3/0x15ce [ 209.150134] __alloc_skb+0xd5/0x5f0 [ 209.153777] ? skb_trim+0x190/0x190 [ 209.157454] ? qfq_delete_class+0x350/0x350 [ 209.161811] ? validate_nla+0x32f/0x810 [ 209.165810] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 209.171293] ? qfq_delete_class+0x350/0x350 [ 209.175630] tc_ctl_tclass+0x532/0xc60 [ 209.179536] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 209.184654] ? find_held_lock+0x35/0x130 [ 209.188767] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 209.194340] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 209.199467] rtnetlink_rcv_msg+0x463/0xb00 [ 209.203787] ? rtnetlink_put_metrics+0x560/0x560 [ 209.208583] ? netlink_deliver_tap+0x22d/0xc20 [ 209.213187] ? find_held_lock+0x35/0x130 [ 209.217291] netlink_rcv_skb+0x17d/0x460 [ 209.221378] ? rtnetlink_put_metrics+0x560/0x560 [ 209.226349] ? netlink_ack+0xb30/0xb30 [ 209.230266] ? kasan_check_read+0x11/0x20 [ 209.234437] ? netlink_deliver_tap+0x254/0xc20 [ 209.239038] rtnetlink_rcv+0x1d/0x30 [ 209.242768] netlink_unicast+0x53a/0x730 [ 209.246853] ? netlink_attachskb+0x770/0x770 [ 209.251304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.256873] netlink_sendmsg+0x8ae/0xd70 [ 209.260971] ? netlink_unicast+0x730/0x730 [ 209.265255] ? selinux_socket_sendmsg+0x36/0x40 [ 209.269955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.275527] ? security_socket_sendmsg+0x8d/0xc0 [ 209.280333] ? netlink_unicast+0x730/0x730 [ 209.284610] sock_sendmsg+0xd7/0x130 [ 209.288373] ___sys_sendmsg+0x803/0x920 [ 209.292385] ? copy_msghdr_from_user+0x430/0x430 [ 209.297193] ? lock_downgrade+0x880/0x880 [ 209.301396] ? kasan_check_read+0x11/0x20 [ 209.305599] ? __fget+0x367/0x540 [ 209.309096] ? iterate_fd+0x360/0x360 [ 209.312955] ? __fget_light+0x1a9/0x230 [ 209.316983] ? __fdget+0x1b/0x20 [ 209.320380] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 209.325967] __sys_sendmsg+0x105/0x1d0 [ 209.329893] ? __ia32_sys_shutdown+0x80/0x80 [ 209.334358] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 209.339183] ? do_syscall_64+0x26/0x620 [ 209.343198] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.348613] ? do_syscall_64+0x26/0x620 [ 209.352647] __x64_sys_sendmsg+0x78/0xb0 [ 209.356787] do_syscall_64+0xfd/0x620 [ 209.360626] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.365839] RIP: 0033:0x4471f9 [ 209.369054] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 209.387980] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 209.395735] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 209.403026] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 209.410374] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 209.417661] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 209.424944] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 209.457628] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 209.494501] FAULT_INJECTION: forcing a failure. [ 209.494501] name failslab, interval 1, probability 0, space 0, times 0 [ 209.511482] CPU: 1 PID: 10444 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 209.519476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.528837] Call Trace: [ 209.531441] dump_stack+0x197/0x210 [ 209.535093] should_fail.cold+0xa/0x1b [ 209.539000] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 209.544130] ? lock_downgrade+0x880/0x880 [ 209.548306] __should_failslab+0x121/0x190 [ 209.552564] should_failslab+0x9/0x14 [ 209.556378] kmem_cache_alloc_node+0x26c/0x710 [ 209.560978] ? qfq_change_class+0x6c3/0x15ce [ 209.565418] __alloc_skb+0xd5/0x5f0 [ 209.569070] ? skb_trim+0x190/0x190 [ 209.572725] ? qfq_delete_class+0x350/0x350 [ 209.577138] ? validate_nla+0x32f/0x810 [ 209.581161] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 209.586669] ? qfq_delete_class+0x350/0x350 [ 209.591018] tc_ctl_tclass+0x532/0xc60 [ 209.594930] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 209.600055] ? find_held_lock+0x35/0x130 [ 209.604164] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 209.609723] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 209.614843] rtnetlink_rcv_msg+0x463/0xb00 [ 209.619096] ? rtnetlink_put_metrics+0x560/0x560 [ 209.623871] ? netlink_deliver_tap+0x22d/0xc20 [ 209.628466] ? find_held_lock+0x35/0x130 [ 209.632558] netlink_rcv_skb+0x17d/0x460 [ 209.636635] ? rtnetlink_put_metrics+0x560/0x560 [ 209.641405] ? netlink_ack+0xb30/0xb30 [ 209.645305] ? kasan_check_read+0x11/0x20 [ 209.649473] ? netlink_deliver_tap+0x254/0xc20 [ 209.654077] rtnetlink_rcv+0x1d/0x30 [ 209.657838] netlink_unicast+0x53a/0x730 [ 209.661914] ? netlink_attachskb+0x770/0x770 [ 209.666330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.671893] netlink_sendmsg+0x8ae/0xd70 [ 209.675995] ? netlink_unicast+0x730/0x730 [ 209.680236] ? selinux_socket_sendmsg+0x36/0x40 [ 209.684942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 209.690507] ? security_socket_sendmsg+0x8d/0xc0 [ 209.695287] ? netlink_unicast+0x730/0x730 [ 209.699542] sock_sendmsg+0xd7/0x130 [ 209.703275] ___sys_sendmsg+0x803/0x920 [ 209.707265] ? copy_msghdr_from_user+0x430/0x430 [ 209.712046] ? lock_downgrade+0x880/0x880 [ 209.716213] ? kasan_check_read+0x11/0x20 [ 209.720387] ? __fget+0x367/0x540 [ 209.723869] ? iterate_fd+0x360/0x360 [ 209.727703] ? __fget_light+0x1a9/0x230 [ 209.731705] ? __fdget+0x1b/0x20 [ 209.735106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 209.740689] __sys_sendmsg+0x105/0x1d0 [ 209.744625] ? __ia32_sys_shutdown+0x80/0x80 [ 209.749092] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 209.753913] ? do_syscall_64+0x26/0x620 [ 209.757932] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.763321] ? do_syscall_64+0x26/0x620 [ 209.767344] __x64_sys_sendmsg+0x78/0xb0 [ 209.771489] do_syscall_64+0xfd/0x620 [ 209.775321] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.780549] RIP: 0033:0x4471f9 [ 209.783786] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 209.802735] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 209.810464] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 209.817753] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 209.825131] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 209.832408] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 209.839684] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 209.849948] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 209.903858] FAULT_INJECTION: forcing a failure. [ 209.903858] name fail_futex, interval 1, probability 0, space 0, times 0 [ 209.930557] CPU: 0 PID: 10459 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 209.938560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.948007] Call Trace: [ 209.950644] dump_stack+0x197/0x210 [ 209.954308] should_fail.cold+0xa/0x1b [ 209.958228] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 209.963381] ? lock_downgrade+0x880/0x880 [ 209.967568] get_futex_key+0xccc/0x1af0 [ 209.971573] ? kfree_skbmem+0xcd/0x160 [ 209.975489] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 209.980194] ? kfree_skbmem+0xcd/0x160 [ 209.984152] ? rcu_read_lock_sched_held+0x110/0x130 [ 209.989192] ? kmem_cache_free+0x222/0x260 [ 209.993445] futex_wait_setup+0xd8/0x390 [ 209.997526] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 210.002679] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 210.007631] ? get_futex_key+0x989/0x1af0 [ 210.011791] futex_wait+0x1fc/0x5e0 [ 210.015437] ? futex_wait_setup+0x390/0x390 [ 210.019771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.025320] ? check_preemption_disabled+0x48/0x290 [ 210.030348] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 210.035559] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 210.040585] ? futex_wake+0x179/0x4d0 [ 210.044416] ? copy_msghdr_from_user+0x430/0x430 [ 210.049193] do_futex+0x175/0x1d70 [ 210.052803] ? kasan_check_read+0x11/0x20 [ 210.056976] ? exit_robust_list+0x2d0/0x2d0 [ 210.061313] ? iterate_fd+0x360/0x360 [ 210.065151] ? __fget_light+0x1a9/0x230 [ 210.069205] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 210.074765] ? fput+0x128/0x1a0 [ 210.078061] ? __sys_sendmsg+0x131/0x1d0 [ 210.082142] __x64_sys_futex+0x400/0x590 [ 210.086224] ? do_futex+0x1d70/0x1d70 [ 210.090034] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 210.094807] ? do_syscall_64+0x26/0x620 [ 210.098804] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.104175] ? do_syscall_64+0x26/0x620 [ 210.108162] ? lockdep_hardirqs_on+0x415/0x5d0 [ 210.112759] ? trace_hardirqs_on+0x67/0x220 [ 210.117097] do_syscall_64+0xfd/0x620 [ 210.120920] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.126118] RIP: 0033:0x4471f9 [ 210.129320] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 210.148232] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 210.155952] RAX: ffffffffffffffda RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 210.163233] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcca8 [ 210.170509] RBP: 00000000006dcca0 R08: 0000000000000036 R09: 0000000000000036 [ 210.177808] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 210.185087] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 210.218279] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 210.252962] FAULT_INJECTION: forcing a failure. [ 210.252962] name failslab, interval 1, probability 0, space 0, times 0 [ 210.278868] CPU: 0 PID: 10478 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 210.286895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.296262] Call Trace: [ 210.298868] dump_stack+0x197/0x210 [ 210.302518] should_fail.cold+0xa/0x1b [ 210.306431] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 210.311565] ? lock_downgrade+0x880/0x880 [ 210.315738] __should_failslab+0x121/0x190 [ 210.320139] should_failslab+0x9/0x14 [ 210.323963] kmem_cache_alloc_node+0x26c/0x710 [ 210.328570] ? qfq_change_class+0x6c3/0x15ce [ 210.333020] __alloc_skb+0xd5/0x5f0 [ 210.336689] ? skb_trim+0x190/0x190 [ 210.340342] ? qfq_delete_class+0x350/0x350 [ 210.344679] ? validate_nla+0x32f/0x810 [ 210.348683] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 210.354167] ? qfq_delete_class+0x350/0x350 [ 210.358526] tc_ctl_tclass+0x532/0xc60 [ 210.362440] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 210.367609] ? find_held_lock+0x35/0x130 [ 210.371715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.377298] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 210.382442] rtnetlink_rcv_msg+0x463/0xb00 [ 210.386728] ? rtnetlink_put_metrics+0x560/0x560 [ 210.391530] ? netlink_deliver_tap+0x22d/0xc20 [ 210.396152] ? find_held_lock+0x35/0x130 [ 210.400265] netlink_rcv_skb+0x17d/0x460 [ 210.404377] ? rtnetlink_put_metrics+0x560/0x560 [ 210.409187] ? netlink_ack+0xb30/0xb30 [ 210.413118] ? kasan_check_read+0x11/0x20 [ 210.417361] ? netlink_deliver_tap+0x254/0xc20 [ 210.422009] rtnetlink_rcv+0x1d/0x30 [ 210.425806] netlink_unicast+0x53a/0x730 [ 210.429928] ? netlink_attachskb+0x770/0x770 [ 210.434394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.439980] netlink_sendmsg+0x8ae/0xd70 [ 210.444096] ? netlink_unicast+0x730/0x730 [ 210.448389] ? selinux_socket_sendmsg+0x36/0x40 [ 210.453097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.458691] ? security_socket_sendmsg+0x8d/0xc0 [ 210.463502] ? netlink_unicast+0x730/0x730 [ 210.467774] sock_sendmsg+0xd7/0x130 [ 210.471524] ___sys_sendmsg+0x803/0x920 [ 210.475555] ? copy_msghdr_from_user+0x430/0x430 [ 210.480357] ? lock_downgrade+0x880/0x880 [ 210.484581] ? kasan_check_read+0x11/0x20 [ 210.488771] ? __fget+0x367/0x540 [ 210.492272] ? iterate_fd+0x360/0x360 [ 210.496108] ? __fget_light+0x1a9/0x230 [ 210.500109] ? __fdget+0x1b/0x20 [ 210.503498] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.509087] __sys_sendmsg+0x105/0x1d0 [ 210.512997] ? __ia32_sys_shutdown+0x80/0x80 [ 210.517447] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 210.522219] ? do_syscall_64+0x26/0x620 [ 210.526205] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.531577] ? do_syscall_64+0x26/0x620 [ 210.535569] __x64_sys_sendmsg+0x78/0xb0 [ 210.539672] do_syscall_64+0xfd/0x620 [ 210.543494] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.548694] RIP: 0033:0x4471f9 [ 210.551905] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 210.570819] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 210.578540] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 210.585821] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 210.593102] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 210.600380] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 210.607660] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 210.621327] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 210.661569] FAULT_INJECTION: forcing a failure. [ 210.661569] name failslab, interval 1, probability 0, space 0, times 0 [ 210.682375] CPU: 0 PID: 10493 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 210.690374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.699736] Call Trace: [ 210.702357] dump_stack+0x197/0x210 [ 210.706002] should_fail.cold+0xa/0x1b [ 210.709924] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 210.715046] ? lock_downgrade+0x880/0x880 [ 210.719214] __should_failslab+0x121/0x190 [ 210.723477] should_failslab+0x9/0x14 [ 210.727289] kmem_cache_alloc_node+0x26c/0x710 [ 210.731888] ? qfq_change_class+0x6c3/0x15ce [ 210.736438] __alloc_skb+0xd5/0x5f0 [ 210.740079] ? skb_trim+0x190/0x190 [ 210.743722] ? qfq_delete_class+0x350/0x350 [ 210.748061] ? validate_nla+0x32f/0x810 [ 210.752061] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 210.757526] ? qfq_delete_class+0x350/0x350 [ 210.761862] tc_ctl_tclass+0x532/0xc60 [ 210.765767] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 210.770883] ? find_held_lock+0x35/0x130 [ 210.774974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.780546] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 210.785665] rtnetlink_rcv_msg+0x463/0xb00 [ 210.789915] ? rtnetlink_put_metrics+0x560/0x560 [ 210.794694] ? netlink_deliver_tap+0x22d/0xc20 [ 210.799290] ? find_held_lock+0x35/0x130 [ 210.803372] netlink_rcv_skb+0x17d/0x460 [ 210.807452] ? rtnetlink_put_metrics+0x560/0x560 [ 210.812227] ? netlink_ack+0xb30/0xb30 [ 210.816128] ? kasan_check_read+0x11/0x20 [ 210.820291] ? netlink_deliver_tap+0x254/0xc20 [ 210.824895] rtnetlink_rcv+0x1d/0x30 [ 210.828669] netlink_unicast+0x53a/0x730 [ 210.832764] ? netlink_attachskb+0x770/0x770 [ 210.837194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.842759] netlink_sendmsg+0x8ae/0xd70 [ 210.846865] ? netlink_unicast+0x730/0x730 [ 210.851132] ? selinux_socket_sendmsg+0x36/0x40 [ 210.855826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.861388] ? security_socket_sendmsg+0x8d/0xc0 [ 210.866167] ? netlink_unicast+0x730/0x730 [ 210.870448] sock_sendmsg+0xd7/0x130 [ 210.874189] ___sys_sendmsg+0x803/0x920 [ 210.878189] ? copy_msghdr_from_user+0x430/0x430 [ 210.882980] ? lock_downgrade+0x880/0x880 [ 210.887193] ? kasan_check_read+0x11/0x20 [ 210.891362] ? __fget+0x367/0x540 [ 210.894866] ? iterate_fd+0x360/0x360 [ 210.898842] ? __fget_light+0x1a9/0x230 [ 210.902870] ? __fdget+0x1b/0x20 [ 210.906271] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.911861] __sys_sendmsg+0x105/0x1d0 [ 210.915796] ? __ia32_sys_shutdown+0x80/0x80 [ 210.920277] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 210.925068] ? do_syscall_64+0x26/0x620 [ 210.929076] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.934486] ? do_syscall_64+0x26/0x620 [ 210.938548] __x64_sys_sendmsg+0x78/0xb0 [ 210.942680] do_syscall_64+0xfd/0x620 [ 210.946532] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.951746] RIP: 0033:0x4471f9 [ 210.954952] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 210.973866] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 210.981586] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 210.988870] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 210.996143] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 211.003432] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 executing program [ 211.010709] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 211.057013] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 211.077802] FAULT_INJECTION: forcing a failure. [ 211.077802] name failslab, interval 1, probability 0, space 0, times 0 [ 211.092963] CPU: 0 PID: 10510 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 211.100988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.110386] Call Trace: [ 211.113007] dump_stack+0x197/0x210 [ 211.116664] should_fail.cold+0xa/0x1b [ 211.120582] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 211.125705] ? lock_downgrade+0x880/0x880 [ 211.129901] __should_failslab+0x121/0x190 [ 211.134153] should_failslab+0x9/0x14 [ 211.137963] kmem_cache_alloc_trace+0x2cc/0x760 [ 211.142645] ? qfq_change_class+0xcf4/0x15ce [ 211.147066] ? __local_bh_enable_ip+0x15a/0x270 [ 211.151756] qfq_change_class+0xd29/0x15ce [ 211.156004] ? security_capable+0x95/0xc0 [ 211.160170] ? qfq_delete_class+0x350/0x350 [ 211.164520] ? validate_nla+0x32f/0x810 [ 211.168543] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 211.173575] ? qdisc_match_from_root+0x18a/0x280 [ 211.178347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.183911] ? qfq_delete_class+0x350/0x350 [ 211.188250] tc_ctl_tclass+0x4f8/0xc60 [ 211.192161] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 211.197285] ? find_held_lock+0x35/0x130 [ 211.201382] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.206938] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 211.212060] rtnetlink_rcv_msg+0x463/0xb00 [ 211.216319] ? rtnetlink_put_metrics+0x560/0x560 [ 211.221098] ? netlink_deliver_tap+0x22d/0xc20 [ 211.225696] ? find_held_lock+0x35/0x130 [ 211.229784] netlink_rcv_skb+0x17d/0x460 [ 211.233868] ? rtnetlink_put_metrics+0x560/0x560 [ 211.238647] ? netlink_ack+0xb30/0xb30 [ 211.242554] ? kasan_check_read+0x11/0x20 [ 211.246741] ? netlink_deliver_tap+0x254/0xc20 [ 211.251359] rtnetlink_rcv+0x1d/0x30 [ 211.255199] netlink_unicast+0x53a/0x730 [ 211.259282] ? netlink_attachskb+0x770/0x770 [ 211.263709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.269267] netlink_sendmsg+0x8ae/0xd70 [ 211.273349] ? netlink_unicast+0x730/0x730 [ 211.277604] ? selinux_socket_sendmsg+0x36/0x40 [ 211.282284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.287836] ? security_socket_sendmsg+0x8d/0xc0 [ 211.292622] ? netlink_unicast+0x730/0x730 [ 211.296896] sock_sendmsg+0xd7/0x130 [ 211.300631] ___sys_sendmsg+0x803/0x920 [ 211.304624] ? copy_msghdr_from_user+0x430/0x430 [ 211.309405] ? lock_downgrade+0x880/0x880 [ 211.313604] ? kasan_check_read+0x11/0x20 [ 211.317784] ? __fget+0x367/0x540 [ 211.321256] ? iterate_fd+0x360/0x360 [ 211.325081] ? __fget_light+0x1a9/0x230 [ 211.329073] ? __fdget+0x1b/0x20 [ 211.332459] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.338021] __sys_sendmsg+0x105/0x1d0 [ 211.341936] ? __ia32_sys_shutdown+0x80/0x80 [ 211.346386] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 211.351156] ? do_syscall_64+0x26/0x620 [ 211.355145] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.360524] ? do_syscall_64+0x26/0x620 [ 211.364546] __x64_sys_sendmsg+0x78/0xb0 [ 211.368630] do_syscall_64+0xfd/0x620 [ 211.372469] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.377707] RIP: 0033:0x4471f9 [ 211.380995] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 211.400017] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 211.407745] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 211.415136] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 211.422443] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 211.429728] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 211.437014] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 211.449349] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 211.468469] FAULT_INJECTION: forcing a failure. [ 211.468469] name failslab, interval 1, probability 0, space 0, times 0 [ 211.480098] CPU: 0 PID: 10529 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 211.488145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.497520] Call Trace: [ 211.500141] dump_stack+0x197/0x210 [ 211.503830] should_fail.cold+0xa/0x1b [ 211.507852] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 211.513111] ? lock_downgrade+0x880/0x880 [ 211.517311] __should_failslab+0x121/0x190 [ 211.521668] should_failslab+0x9/0x14 [ 211.525523] kmem_cache_alloc_node+0x26c/0x710 [ 211.530159] ? qfq_change_class+0x6c3/0x15ce [ 211.534614] __alloc_skb+0xd5/0x5f0 [ 211.538278] ? skb_trim+0x190/0x190 [ 211.541935] ? qfq_delete_class+0x350/0x350 [ 211.546298] ? validate_nla+0x32f/0x810 [ 211.550453] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 211.555944] ? qfq_delete_class+0x350/0x350 [ 211.560292] tc_ctl_tclass+0x532/0xc60 [ 211.564264] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 211.569414] ? find_held_lock+0x35/0x130 [ 211.573525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.579103] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 211.584245] rtnetlink_rcv_msg+0x463/0xb00 [ 211.588529] ? rtnetlink_put_metrics+0x560/0x560 [ 211.593369] ? netlink_deliver_tap+0x22d/0xc20 [ 211.597979] ? find_held_lock+0x35/0x130 [ 211.602201] netlink_rcv_skb+0x17d/0x460 [ 211.606304] ? rtnetlink_put_metrics+0x560/0x560 [ 211.611109] ? netlink_ack+0xb30/0xb30 [ 211.615031] ? kasan_check_read+0x11/0x20 [ 211.619233] ? netlink_deliver_tap+0x254/0xc20 [ 211.623867] rtnetlink_rcv+0x1d/0x30 [ 211.627609] netlink_unicast+0x53a/0x730 [ 211.631703] ? netlink_attachskb+0x770/0x770 [ 211.636202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.641783] netlink_sendmsg+0x8ae/0xd70 [ 211.645873] ? netlink_unicast+0x730/0x730 [ 211.650133] ? selinux_socket_sendmsg+0x36/0x40 [ 211.654820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.660376] ? security_socket_sendmsg+0x8d/0xc0 [ 211.665160] ? netlink_unicast+0x730/0x730 [ 211.669417] sock_sendmsg+0xd7/0x130 [ 211.673151] ___sys_sendmsg+0x803/0x920 [ 211.677149] ? copy_msghdr_from_user+0x430/0x430 [ 211.681927] ? lock_downgrade+0x880/0x880 [ 211.686096] ? kasan_check_read+0x11/0x20 [ 211.690266] ? __fget+0x367/0x540 [ 211.693740] ? iterate_fd+0x360/0x360 [ 211.697635] ? __fget_light+0x1a9/0x230 [ 211.701632] ? __fdget+0x1b/0x20 [ 211.705014] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.710606] __sys_sendmsg+0x105/0x1d0 [ 211.714512] ? __ia32_sys_shutdown+0x80/0x80 [ 211.718949] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 211.723722] ? do_syscall_64+0x26/0x620 [ 211.727714] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.733094] ? do_syscall_64+0x26/0x620 [ 211.737089] __x64_sys_sendmsg+0x78/0xb0 [ 211.741170] do_syscall_64+0xfd/0x620 [ 211.745002] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.750204] RIP: 0033:0x4471f9 executing program [ 211.753410] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 211.772325] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 211.780055] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 211.787339] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 211.794618] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 211.801896] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 211.809177] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 211.858766] FAULT_INJECTION: forcing a failure. [ 211.858766] name failslab, interval 1, probability 0, space 0, times 0 [ 211.881401] CPU: 0 PID: 10542 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 211.889428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.898787] Call Trace: [ 211.901393] dump_stack+0x197/0x210 [ 211.905049] should_fail.cold+0xa/0x1b [ 211.908961] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 211.914091] ? lock_downgrade+0x880/0x880 [ 211.918263] __should_failslab+0x121/0x190 [ 211.922513] should_failslab+0x9/0x14 [ 211.926331] kmem_cache_alloc_node+0x26c/0x710 [ 211.930932] ? qfq_change_class+0x6c3/0x15ce [ 211.935365] __alloc_skb+0xd5/0x5f0 [ 211.939011] ? skb_trim+0x190/0x190 [ 211.942663] ? qfq_delete_class+0x350/0x350 [ 211.947014] ? validate_nla+0x32f/0x810 [ 211.951017] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 211.956509] ? qfq_delete_class+0x350/0x350 [ 211.960861] tc_ctl_tclass+0x532/0xc60 [ 211.964774] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 211.969897] ? find_held_lock+0x35/0x130 [ 211.974001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 211.979611] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 211.984756] rtnetlink_rcv_msg+0x463/0xb00 [ 211.989033] ? rtnetlink_put_metrics+0x560/0x560 [ 211.993846] ? netlink_deliver_tap+0x22d/0xc20 [ 211.998481] ? find_held_lock+0x35/0x130 [ 212.002609] netlink_rcv_skb+0x17d/0x460 [ 212.006723] ? rtnetlink_put_metrics+0x560/0x560 [ 212.011634] ? netlink_ack+0xb30/0xb30 [ 212.015556] ? kasan_check_read+0x11/0x20 [ 212.019754] ? netlink_deliver_tap+0x254/0xc20 [ 212.024381] rtnetlink_rcv+0x1d/0x30 [ 212.028123] netlink_unicast+0x53a/0x730 [ 212.032224] ? netlink_attachskb+0x770/0x770 [ 212.036686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.042260] netlink_sendmsg+0x8ae/0xd70 [ 212.046358] ? netlink_unicast+0x730/0x730 [ 212.050641] ? selinux_socket_sendmsg+0x36/0x40 [ 212.055350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.060904] ? security_socket_sendmsg+0x8d/0xc0 [ 212.065676] ? netlink_unicast+0x730/0x730 [ 212.069933] sock_sendmsg+0xd7/0x130 [ 212.073669] ___sys_sendmsg+0x803/0x920 [ 212.077665] ? copy_msghdr_from_user+0x430/0x430 [ 212.082447] ? lock_downgrade+0x880/0x880 [ 212.086616] ? kasan_check_read+0x11/0x20 [ 212.090786] ? __fget+0x367/0x540 [ 212.094261] ? iterate_fd+0x360/0x360 [ 212.098109] ? __fget_light+0x1a9/0x230 [ 212.102086] ? __fdget+0x1b/0x20 [ 212.105467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.111064] __sys_sendmsg+0x105/0x1d0 [ 212.114980] ? __ia32_sys_shutdown+0x80/0x80 [ 212.119418] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 212.124194] ? do_syscall_64+0x26/0x620 [ 212.128184] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.133642] ? do_syscall_64+0x26/0x620 [ 212.137648] __x64_sys_sendmsg+0x78/0xb0 [ 212.141726] do_syscall_64+0xfd/0x620 [ 212.145671] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.150869] RIP: 0033:0x4471f9 [ 212.154077] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 212.172990] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 212.180708] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 212.187986] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 212.195329] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 212.202612] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 212.209892] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 212.240399] FAULT_INJECTION: forcing a failure. [ 212.240399] name failslab, interval 1, probability 0, space 0, times 0 [ 212.252464] CPU: 1 PID: 10558 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 212.260449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.269809] Call Trace: [ 212.272413] dump_stack+0x197/0x210 [ 212.276062] should_fail.cold+0xa/0x1b [ 212.279970] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 212.285091] ? lock_downgrade+0x880/0x880 [ 212.289270] __should_failslab+0x121/0x190 [ 212.293537] should_failslab+0x9/0x14 [ 212.297353] kmem_cache_alloc_node+0x26c/0x710 [ 212.301951] ? qfq_change_class+0x6c3/0x15ce [ 212.306385] __alloc_skb+0xd5/0x5f0 [ 212.310032] ? skb_trim+0x190/0x190 [ 212.313693] ? qfq_delete_class+0x350/0x350 [ 212.318039] ? validate_nla+0x32f/0x810 [ 212.322056] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 212.327526] ? qfq_delete_class+0x350/0x350 [ 212.331865] tc_ctl_tclass+0x532/0xc60 [ 212.335781] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 212.340903] ? find_held_lock+0x35/0x130 [ 212.345001] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.350558] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 212.355680] rtnetlink_rcv_msg+0x463/0xb00 [ 212.359935] ? rtnetlink_put_metrics+0x560/0x560 [ 212.364713] ? netlink_deliver_tap+0x22d/0xc20 [ 212.369315] ? find_held_lock+0x35/0x130 [ 212.373399] netlink_rcv_skb+0x17d/0x460 [ 212.377479] ? rtnetlink_put_metrics+0x560/0x560 [ 212.382251] ? netlink_ack+0xb30/0xb30 [ 212.386156] ? kasan_check_read+0x11/0x20 [ 212.390326] ? netlink_deliver_tap+0x254/0xc20 [ 212.394933] rtnetlink_rcv+0x1d/0x30 [ 212.398664] netlink_unicast+0x53a/0x730 [ 212.402751] ? netlink_attachskb+0x770/0x770 [ 212.407178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.412739] netlink_sendmsg+0x8ae/0xd70 [ 212.416826] ? netlink_unicast+0x730/0x730 [ 212.421086] ? selinux_socket_sendmsg+0x36/0x40 [ 212.425767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.431323] ? security_socket_sendmsg+0x8d/0xc0 [ 212.436153] ? netlink_unicast+0x730/0x730 [ 212.440411] sock_sendmsg+0xd7/0x130 [ 212.444152] ___sys_sendmsg+0x803/0x920 [ 212.448149] ? copy_msghdr_from_user+0x430/0x430 [ 212.452933] ? lock_downgrade+0x880/0x880 [ 212.457116] ? kasan_check_read+0x11/0x20 [ 212.461288] ? __fget+0x367/0x540 [ 212.464764] ? iterate_fd+0x360/0x360 [ 212.468600] ? __fget_light+0x1a9/0x230 [ 212.472589] ? __fdget+0x1b/0x20 [ 212.475970] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.481534] __sys_sendmsg+0x105/0x1d0 [ 212.485440] ? __ia32_sys_shutdown+0x80/0x80 [ 212.489878] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 212.494652] ? do_syscall_64+0x26/0x620 [ 212.498641] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.504016] ? do_syscall_64+0x26/0x620 [ 212.508018] __x64_sys_sendmsg+0x78/0xb0 [ 212.512101] do_syscall_64+0xfd/0x620 [ 212.515923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.521150] RIP: 0033:0x4471f9 [ 212.524356] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 212.543382] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 212.551105] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 executing program [ 212.558381] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 212.565667] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 212.572968] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 212.580254] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 212.651504] FAULT_INJECTION: forcing a failure. [ 212.651504] name failslab, interval 1, probability 0, space 0, times 0 [ 212.665409] CPU: 1 PID: 10574 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 212.673469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.682872] Call Trace: [ 212.685499] dump_stack+0x197/0x210 [ 212.689186] should_fail.cold+0xa/0x1b [ 212.693133] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 212.698382] ? lock_downgrade+0x880/0x880 [ 212.702600] __should_failslab+0x121/0x190 [ 212.706912] should_failslab+0x9/0x14 [ 212.710773] kmem_cache_alloc_node+0x26c/0x710 [ 212.715416] ? qfq_change_class+0x6c3/0x15ce [ 212.719887] __alloc_skb+0xd5/0x5f0 [ 212.723569] ? skb_trim+0x190/0x190 [ 212.727246] ? qfq_delete_class+0x350/0x350 [ 212.731610] ? validate_nla+0x32f/0x810 [ 212.735631] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 212.741113] ? qfq_delete_class+0x350/0x350 [ 212.745467] tc_ctl_tclass+0x532/0xc60 [ 212.749391] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 212.754522] ? find_held_lock+0x35/0x130 [ 212.758632] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.764212] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 212.769344] rtnetlink_rcv_msg+0x463/0xb00 [ 212.773593] ? rtnetlink_put_metrics+0x560/0x560 [ 212.778370] ? netlink_deliver_tap+0x22d/0xc20 [ 212.782966] ? find_held_lock+0x35/0x130 [ 212.787041] netlink_rcv_skb+0x17d/0x460 [ 212.791115] ? rtnetlink_put_metrics+0x560/0x560 [ 212.795898] ? netlink_ack+0xb30/0xb30 [ 212.799794] ? kasan_check_read+0x11/0x20 [ 212.803958] ? netlink_deliver_tap+0x254/0xc20 [ 212.808565] rtnetlink_rcv+0x1d/0x30 [ 212.812291] netlink_unicast+0x53a/0x730 [ 212.816365] ? netlink_attachskb+0x770/0x770 [ 212.820804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.826361] netlink_sendmsg+0x8ae/0xd70 [ 212.830453] ? netlink_unicast+0x730/0x730 [ 212.834709] ? selinux_socket_sendmsg+0x36/0x40 [ 212.839397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 212.844949] ? security_socket_sendmsg+0x8d/0xc0 [ 212.849718] ? netlink_unicast+0x730/0x730 [ 212.853986] sock_sendmsg+0xd7/0x130 [ 212.857713] ___sys_sendmsg+0x803/0x920 [ 212.861707] ? copy_msghdr_from_user+0x430/0x430 [ 212.866478] ? lock_downgrade+0x880/0x880 [ 212.870651] ? kasan_check_read+0x11/0x20 [ 212.874812] ? __fget+0x367/0x540 [ 212.878281] ? iterate_fd+0x360/0x360 [ 212.882103] ? __fget_light+0x1a9/0x230 [ 212.886092] ? __fdget+0x1b/0x20 [ 212.889467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 212.895030] __sys_sendmsg+0x105/0x1d0 [ 212.898931] ? __ia32_sys_shutdown+0x80/0x80 [ 212.903374] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 212.908143] ? do_syscall_64+0x26/0x620 [ 212.912142] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.917513] ? do_syscall_64+0x26/0x620 [ 212.921508] __x64_sys_sendmsg+0x78/0xb0 [ 212.925587] do_syscall_64+0xfd/0x620 [ 212.929403] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.934602] RIP: 0033:0x4471f9 [ 212.937804] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 212.956714] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 212.964448] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 212.971736] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 212.979022] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 212.986300] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 212.993589] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 213.009780] nla_parse: 3 callbacks suppressed [ 213.009789] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 213.040844] FAULT_INJECTION: forcing a failure. [ 213.040844] name failslab, interval 1, probability 0, space 0, times 0 [ 213.062967] CPU: 1 PID: 10591 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 213.070982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.080364] Call Trace: [ 213.082999] dump_stack+0x197/0x210 [ 213.086661] should_fail.cold+0xa/0x1b [ 213.090574] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 213.095705] ? lock_downgrade+0x880/0x880 [ 213.099893] __should_failslab+0x121/0x190 [ 213.104151] should_failslab+0x9/0x14 [ 213.107973] kmem_cache_alloc_node+0x26c/0x710 [ 213.112580] ? qfq_change_class+0x6c3/0x15ce [ 213.117032] __alloc_skb+0xd5/0x5f0 [ 213.120703] ? skb_trim+0x190/0x190 [ 213.124374] ? qfq_delete_class+0x350/0x350 [ 213.128730] ? validate_nla+0x32f/0x810 [ 213.132734] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 213.138219] ? qfq_delete_class+0x350/0x350 [ 213.142564] tc_ctl_tclass+0x532/0xc60 [ 213.146475] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 213.151605] ? find_held_lock+0x35/0x130 [ 213.155712] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 213.161284] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 213.166417] rtnetlink_rcv_msg+0x463/0xb00 [ 213.170677] ? rtnetlink_put_metrics+0x560/0x560 [ 213.175464] ? netlink_deliver_tap+0x22d/0xc20 [ 213.180076] ? find_held_lock+0x35/0x130 [ 213.184227] netlink_rcv_skb+0x17d/0x460 [ 213.188320] ? rtnetlink_put_metrics+0x560/0x560 [ 213.193106] ? netlink_ack+0xb30/0xb30 [ 213.197012] ? kasan_check_read+0x11/0x20 [ 213.201191] ? netlink_deliver_tap+0x254/0xc20 [ 213.205821] rtnetlink_rcv+0x1d/0x30 [ 213.209564] netlink_unicast+0x53a/0x730 [ 213.213650] ? netlink_attachskb+0x770/0x770 [ 213.218090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.223649] netlink_sendmsg+0x8ae/0xd70 [ 213.227731] ? netlink_unicast+0x730/0x730 [ 213.231983] ? selinux_socket_sendmsg+0x36/0x40 [ 213.236668] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.242220] ? security_socket_sendmsg+0x8d/0xc0 [ 213.246991] ? netlink_unicast+0x730/0x730 [ 213.251240] sock_sendmsg+0xd7/0x130 [ 213.254972] ___sys_sendmsg+0x803/0x920 [ 213.258963] ? copy_msghdr_from_user+0x430/0x430 [ 213.263737] ? lock_downgrade+0x880/0x880 [ 213.267898] ? kasan_check_read+0x11/0x20 [ 213.272059] ? __fget+0x367/0x540 [ 213.275535] ? iterate_fd+0x360/0x360 [ 213.279359] ? __fget_light+0x1a9/0x230 [ 213.283343] ? __fdget+0x1b/0x20 [ 213.286720] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 213.292272] __sys_sendmsg+0x105/0x1d0 [ 213.296173] ? __ia32_sys_shutdown+0x80/0x80 [ 213.300607] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 213.305377] ? do_syscall_64+0x26/0x620 [ 213.309362] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.314733] ? do_syscall_64+0x26/0x620 [ 213.318725] __x64_sys_sendmsg+0x78/0xb0 [ 213.322798] do_syscall_64+0xfd/0x620 [ 213.326629] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.331850] RIP: 0033:0x4471f9 [ 213.335049] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 213.353969] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e executing program [ 213.361713] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 213.369014] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 213.376326] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 213.383606] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 213.390886] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 213.415916] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 213.441785] FAULT_INJECTION: forcing a failure. [ 213.441785] name failslab, interval 1, probability 0, space 0, times 0 [ 213.466295] CPU: 1 PID: 10608 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 213.474307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.483668] Call Trace: [ 213.486269] dump_stack+0x197/0x210 [ 213.489929] should_fail.cold+0xa/0x1b [ 213.493833] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 213.498959] ? lock_downgrade+0x880/0x880 [ 213.503142] __should_failslab+0x121/0x190 [ 213.507396] should_failslab+0x9/0x14 [ 213.511212] kmem_cache_alloc_node+0x26c/0x710 [ 213.515811] ? qfq_change_class+0x6c3/0x15ce [ 213.520244] __alloc_skb+0xd5/0x5f0 [ 213.523887] ? skb_trim+0x190/0x190 [ 213.527534] ? qfq_delete_class+0x350/0x350 [ 213.531879] ? validate_nla+0x32f/0x810 [ 213.535880] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 213.541357] ? qfq_delete_class+0x350/0x350 [ 213.545697] tc_ctl_tclass+0x532/0xc60 [ 213.549615] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 213.554740] ? find_held_lock+0x35/0x130 [ 213.558832] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 213.564392] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 213.569514] rtnetlink_rcv_msg+0x463/0xb00 [ 213.573786] ? rtnetlink_put_metrics+0x560/0x560 [ 213.578574] ? netlink_deliver_tap+0x22d/0xc20 [ 213.583174] ? find_held_lock+0x35/0x130 [ 213.587258] netlink_rcv_skb+0x17d/0x460 [ 213.591338] ? rtnetlink_put_metrics+0x560/0x560 [ 213.596130] ? netlink_ack+0xb30/0xb30 [ 213.600030] ? kasan_check_read+0x11/0x20 [ 213.604195] ? netlink_deliver_tap+0x254/0xc20 [ 213.608800] rtnetlink_rcv+0x1d/0x30 [ 213.612575] netlink_unicast+0x53a/0x730 [ 213.616647] ? netlink_attachskb+0x770/0x770 [ 213.621063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.626619] netlink_sendmsg+0x8ae/0xd70 [ 213.630696] ? netlink_unicast+0x730/0x730 [ 213.634950] ? selinux_socket_sendmsg+0x36/0x40 [ 213.639658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 213.645216] ? security_socket_sendmsg+0x8d/0xc0 [ 213.649987] ? netlink_unicast+0x730/0x730 [ 213.654245] sock_sendmsg+0xd7/0x130 [ 213.657975] ___sys_sendmsg+0x803/0x920 [ 213.661965] ? copy_msghdr_from_user+0x430/0x430 [ 213.666749] ? lock_downgrade+0x880/0x880 [ 213.670924] ? kasan_check_read+0x11/0x20 [ 213.675078] ? __fget+0x367/0x540 [ 213.678538] ? iterate_fd+0x360/0x360 [ 213.682352] ? __fget_light+0x1a9/0x230 [ 213.686346] ? __fdget+0x1b/0x20 [ 213.689725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 213.695276] __sys_sendmsg+0x105/0x1d0 [ 213.699172] ? __ia32_sys_shutdown+0x80/0x80 [ 213.703606] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 213.708372] ? do_syscall_64+0x26/0x620 [ 213.712398] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.717773] ? do_syscall_64+0x26/0x620 [ 213.721767] __x64_sys_sendmsg+0x78/0xb0 [ 213.725848] do_syscall_64+0xfd/0x620 [ 213.729668] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.734874] RIP: 0033:0x4471f9 [ 213.738095] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 213.757013] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 213.764750] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 213.772046] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 213.779349] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 213.786650] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 213.793940] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 213.810513] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 213.852999] FAULT_INJECTION: forcing a failure. [ 213.852999] name fail_futex, interval 1, probability 0, space 0, times 0 [ 213.865874] CPU: 0 PID: 10622 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 213.873898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.883290] Call Trace: [ 213.885911] dump_stack+0x197/0x210 [ 213.889583] should_fail.cold+0xa/0x1b [ 213.893537] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 213.898687] ? __save_stack_trace+0x99/0x100 [ 213.903170] get_futex_key+0x233/0x1af0 [ 213.907193] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 213.911904] ? kasan_slab_free+0xe/0x10 [ 213.915890] ? kmem_cache_free+0x86/0x260 [ 213.920050] ? kfree_skbmem+0xcd/0x160 [ 213.923945] ? consume_skb+0xea/0x390 [ 213.927760] ? netlink_unicast+0x542/0x730 [ 213.932008] ? netlink_sendmsg+0x8ae/0xd70 [ 213.936257] ? sock_sendmsg+0xd7/0x130 [ 213.940164] ? ___sys_sendmsg+0x803/0x920 [ 213.944331] futex_wake+0xf9/0x4d0 [ 213.947913] ? get_futex_key+0x1af0/0x1af0 [ 213.952170] ? __lock_acquire+0x6ee/0x49c0 [ 213.956423] do_futex+0x358/0x1d70 [ 213.959995] ? mark_held_locks+0x100/0x100 [ 213.964257] ? __might_fault+0x12b/0x1e0 [ 213.968339] ? exit_robust_list+0x2d0/0x2d0 [ 213.972672] ? __might_fault+0x12b/0x1e0 [ 213.976746] ? find_held_lock+0x35/0x130 [ 213.980819] ? __might_fault+0x12b/0x1e0 [ 213.984899] ? lock_downgrade+0x880/0x880 [ 213.989071] mm_release+0x33d/0x490 [ 213.992712] do_exit+0x715/0x30d0 [ 213.996186] ? check_preemption_disabled+0x48/0x290 [ 214.001230] ? get_signal+0x384/0x1fc0 [ 214.005132] ? find_held_lock+0x35/0x130 [ 214.009210] ? mm_update_next_owner+0x660/0x660 [ 214.013894] ? _raw_spin_unlock_irq+0x28/0x90 [ 214.018396] ? get_signal+0x384/0x1fc0 [ 214.022301] ? _raw_spin_unlock_irq+0x28/0x90 [ 214.026819] do_group_exit+0x135/0x370 [ 214.030725] get_signal+0x3ec/0x1fc0 [ 214.034456] ? __fget+0x367/0x540 [ 214.037928] do_signal+0x95/0x1960 [ 214.041490] ? setup_sigcontext+0x7d0/0x7d0 [ 214.045827] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 214.051374] ? fput+0x128/0x1a0 [ 214.054676] ? __sys_sendmsg+0x131/0x1d0 [ 214.058749] ? __ia32_sys_shutdown+0x80/0x80 [ 214.063177] ? exit_to_usermode_loop+0x43/0x2c0 [ 214.067855] ? do_syscall_64+0x53d/0x620 [ 214.071924] ? exit_to_usermode_loop+0x43/0x2c0 [ 214.076632] ? lockdep_hardirqs_on+0x415/0x5d0 [ 214.081238] ? trace_hardirqs_on+0x67/0x220 [ 214.085592] exit_to_usermode_loop+0x244/0x2c0 [ 214.090188] do_syscall_64+0x53d/0x620 [ 214.094096] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.099324] RIP: 0033:0x4471f9 [ 214.102523] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 214.121440] RSP: 002b:00007fcd95fd9d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 214.129156] RAX: 0000000000000034 RBX: 00000000006dcca8 RCX: 00000000004471f9 [ 214.136544] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 214.143825] RBP: 00000000006dcca0 R08: 0000000000000001 R09: 0000000000000036 executing program [ 214.151121] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fd9d80 [ 214.158399] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 214.185927] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 214.205538] FAULT_INJECTION: forcing a failure. [ 214.205538] name failslab, interval 1, probability 0, space 0, times 0 [ 214.239277] CPU: 1 PID: 10640 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 214.247422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.256794] Call Trace: [ 214.259410] dump_stack+0x197/0x210 [ 214.263097] should_fail.cold+0xa/0x1b [ 214.267064] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 214.272210] ? lock_downgrade+0x880/0x880 [ 214.276402] __should_failslab+0x121/0x190 [ 214.280688] should_failslab+0x9/0x14 [ 214.284569] kmem_cache_alloc_node+0x26c/0x710 [ 214.289219] ? qfq_change_class+0x6c3/0x15ce [ 214.293700] __alloc_skb+0xd5/0x5f0 [ 214.297386] ? skb_trim+0x190/0x190 [ 214.301051] ? qfq_delete_class+0x350/0x350 [ 214.305428] ? validate_nla+0x32f/0x810 [ 214.309466] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 214.314939] ? qfq_delete_class+0x350/0x350 [ 214.319287] tc_ctl_tclass+0x532/0xc60 [ 214.323211] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 214.328328] ? find_held_lock+0x35/0x130 [ 214.332426] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.337977] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 214.343113] rtnetlink_rcv_msg+0x463/0xb00 [ 214.347361] ? rtnetlink_put_metrics+0x560/0x560 [ 214.352136] ? netlink_deliver_tap+0x22d/0xc20 [ 214.356747] ? find_held_lock+0x35/0x130 [ 214.360843] netlink_rcv_skb+0x17d/0x460 [ 214.364921] ? rtnetlink_put_metrics+0x560/0x560 [ 214.369710] ? netlink_ack+0xb30/0xb30 [ 214.373633] ? kasan_check_read+0x11/0x20 [ 214.377792] ? netlink_deliver_tap+0x254/0xc20 [ 214.382458] rtnetlink_rcv+0x1d/0x30 [ 214.386275] netlink_unicast+0x53a/0x730 [ 214.390355] ? netlink_attachskb+0x770/0x770 [ 214.394782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.400339] netlink_sendmsg+0x8ae/0xd70 [ 214.404467] ? netlink_unicast+0x730/0x730 [ 214.408746] ? selinux_socket_sendmsg+0x36/0x40 [ 214.413428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.418978] ? security_socket_sendmsg+0x8d/0xc0 [ 214.423750] ? netlink_unicast+0x730/0x730 [ 214.428005] sock_sendmsg+0xd7/0x130 [ 214.431738] ___sys_sendmsg+0x803/0x920 [ 214.435730] ? copy_msghdr_from_user+0x430/0x430 [ 214.440521] ? lock_downgrade+0x880/0x880 [ 214.444696] ? kasan_check_read+0x11/0x20 [ 214.448866] ? __fget+0x367/0x540 [ 214.452559] ? iterate_fd+0x360/0x360 [ 214.456405] ? __fget_light+0x1a9/0x230 [ 214.460395] ? __fdget+0x1b/0x20 [ 214.463776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.469344] __sys_sendmsg+0x105/0x1d0 [ 214.473284] ? __ia32_sys_shutdown+0x80/0x80 [ 214.477729] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 214.482497] ? do_syscall_64+0x26/0x620 [ 214.486486] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.491862] ? do_syscall_64+0x26/0x620 [ 214.495851] __x64_sys_sendmsg+0x78/0xb0 [ 214.499924] do_syscall_64+0xfd/0x620 [ 214.503752] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.508947] RIP: 0033:0x4471f9 [ 214.512158] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 214.531231] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 214.538963] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 214.546243] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 214.553533] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 214.560839] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 214.568118] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 214.582702] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. executing program [ 214.670043] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 214.724922] FAULT_INJECTION: forcing a failure. [ 214.724922] name failslab, interval 1, probability 0, space 0, times 0 [ 214.759144] CPU: 1 PID: 10666 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 214.767176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.776547] Call Trace: [ 214.779154] dump_stack+0x197/0x210 [ 214.782824] should_fail.cold+0xa/0x1b [ 214.786728] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 214.791856] ? lock_downgrade+0x880/0x880 [ 214.796025] __should_failslab+0x121/0x190 [ 214.800295] should_failslab+0x9/0x14 [ 214.804104] kmem_cache_alloc_node+0x26c/0x710 [ 214.808705] ? qfq_change_class+0x6c3/0x15ce [ 214.813136] __alloc_skb+0xd5/0x5f0 [ 214.816783] ? skb_trim+0x190/0x190 [ 214.820442] ? qfq_delete_class+0x350/0x350 [ 214.824781] ? validate_nla+0x32f/0x810 [ 214.828808] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 214.834295] ? qfq_delete_class+0x350/0x350 [ 214.838648] tc_ctl_tclass+0x532/0xc60 [ 214.842576] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 214.847710] ? find_held_lock+0x35/0x130 [ 214.851824] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.857398] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 214.862539] rtnetlink_rcv_msg+0x463/0xb00 [ 214.866818] ? rtnetlink_put_metrics+0x560/0x560 [ 214.871639] ? netlink_deliver_tap+0x22d/0xc20 [ 214.876271] ? find_held_lock+0x35/0x130 [ 214.880382] netlink_rcv_skb+0x17d/0x460 [ 214.884483] ? rtnetlink_put_metrics+0x560/0x560 [ 214.889307] ? netlink_ack+0xb30/0xb30 [ 214.893245] ? kasan_check_read+0x11/0x20 [ 214.897483] ? netlink_deliver_tap+0x254/0xc20 [ 214.902123] rtnetlink_rcv+0x1d/0x30 [ 214.905882] netlink_unicast+0x53a/0x730 [ 214.909972] ? netlink_attachskb+0x770/0x770 [ 214.914421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.920030] netlink_sendmsg+0x8ae/0xd70 [ 214.924140] ? netlink_unicast+0x730/0x730 [ 214.928397] ? selinux_socket_sendmsg+0x36/0x40 [ 214.933116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.938719] ? security_socket_sendmsg+0x8d/0xc0 [ 214.943512] ? netlink_unicast+0x730/0x730 [ 214.947788] sock_sendmsg+0xd7/0x130 [ 214.951545] ___sys_sendmsg+0x803/0x920 [ 214.955562] ? copy_msghdr_from_user+0x430/0x430 [ 214.960358] ? lock_downgrade+0x880/0x880 [ 214.964547] ? kasan_check_read+0x11/0x20 [ 214.968744] ? __fget+0x367/0x540 [ 214.972263] ? iterate_fd+0x360/0x360 [ 214.976097] ? __fget_light+0x1a9/0x230 [ 214.980096] ? __fdget+0x1b/0x20 [ 214.983487] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.989065] __sys_sendmsg+0x105/0x1d0 [ 214.992969] ? __ia32_sys_shutdown+0x80/0x80 [ 214.997443] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 215.002221] ? do_syscall_64+0x26/0x620 [ 215.006215] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.011609] ? do_syscall_64+0x26/0x620 [ 215.015616] __x64_sys_sendmsg+0x78/0xb0 [ 215.019690] do_syscall_64+0xfd/0x620 [ 215.023508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.028718] RIP: 0033:0x4471f9 [ 215.031929] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 215.050865] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 215.058584] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 215.065860] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 215.073137] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 215.080435] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 215.087721] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 215.226444] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 215.251780] FAULT_INJECTION: forcing a failure. [ 215.251780] name fail_futex, interval 1, probability 0, space 0, times 0 [ 215.271681] CPU: 0 PID: 10688 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 215.279675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 215.289033] Call Trace: [ 215.291633] dump_stack+0x197/0x210 [ 215.295294] should_fail.cold+0xa/0x1b [ 215.299206] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 215.304347] ? __save_stack_trace+0x99/0x100 [ 215.308784] get_futex_key+0x233/0x1af0 [ 215.312790] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 215.317531] ? kasan_slab_free+0xe/0x10 [ 215.321550] ? kmem_cache_free+0x86/0x260 [ 215.325735] ? kfree_skbmem+0xcd/0x160 [ 215.329669] ? consume_skb+0xea/0x390 [ 215.333513] ? netlink_unicast+0x542/0x730 [ 215.337821] ? netlink_sendmsg+0x8ae/0xd70 [ 215.342100] ? sock_sendmsg+0xd7/0x130 [ 215.346036] ? ___sys_sendmsg+0x803/0x920 [ 215.350284] futex_wake+0xf9/0x4d0 [ 215.353885] ? get_futex_key+0x1af0/0x1af0 [ 215.358170] ? __lock_acquire+0x6ee/0x49c0 [ 215.362459] do_futex+0x358/0x1d70 [ 215.366040] ? mark_held_locks+0x100/0x100 [ 215.370320] ? __might_fault+0x12b/0x1e0 [ 215.374418] ? exit_robust_list+0x2d0/0x2d0 [ 215.378766] ? __might_fault+0x12b/0x1e0 [ 215.382843] ? find_held_lock+0x35/0x130 [ 215.386918] ? __might_fault+0x12b/0x1e0 [ 215.391002] ? lock_downgrade+0x880/0x880 [ 215.395179] mm_release+0x33d/0x490 [ 215.398818] do_exit+0x715/0x30d0 [ 215.402292] ? check_preemption_disabled+0x48/0x290 [ 215.407329] ? get_signal+0x384/0x1fc0 [ 215.411341] ? find_held_lock+0x35/0x130 [ 215.415418] ? mm_update_next_owner+0x660/0x660 [ 215.420110] ? _raw_spin_unlock_irq+0x28/0x90 [ 215.424620] ? get_signal+0x384/0x1fc0 [ 215.428524] ? _raw_spin_unlock_irq+0x28/0x90 [ 215.433033] do_group_exit+0x135/0x370 [ 215.437011] get_signal+0x3ec/0x1fc0 [ 215.440778] ? __fget+0x367/0x540 [ 215.444252] do_signal+0x95/0x1960 [ 215.447819] ? setup_sigcontext+0x7d0/0x7d0 [ 215.452163] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 215.457734] ? fput+0x128/0x1a0 [ 215.461028] ? __sys_sendmsg+0x131/0x1d0 [ 215.465103] ? __ia32_sys_shutdown+0x80/0x80 [ 215.469542] ? exit_to_usermode_loop+0x43/0x2c0 [ 215.474232] ? do_syscall_64+0x53d/0x620 [ 215.478330] ? exit_to_usermode_loop+0x43/0x2c0 [ 215.483020] ? lockdep_hardirqs_on+0x415/0x5d0 [ 215.487610] ? trace_hardirqs_on+0x67/0x220 [ 215.491945] exit_to_usermode_loop+0x244/0x2c0 [ 215.496563] do_syscall_64+0x53d/0x620 [ 215.500489] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.505720] RIP: 0033:0x4471f9 [ 215.508922] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 215.527836] RSP: 002b:00007fcd95f97d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 215.535567] RAX: 0000000000000034 RBX: 00000000006dccc8 RCX: 00000000004471f9 [ 215.542853] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000d [ 215.550215] RBP: 00000000006dccc0 R08: 0000000000000001 R09: 0000000000000036 [ 215.557493] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95f97d80 [ 215.564778] R13: 000000000000000e R14: 0000000000000000 R15: 0507002400000074 [ 215.588717] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 215.644289] FAULT_INJECTION: forcing a failure. [ 215.644289] name failslab, interval 1, probability 0, space 0, times 0 [ 215.658598] CPU: 0 PID: 10709 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 215.666587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 215.675945] Call Trace: [ 215.678566] dump_stack+0x197/0x210 [ 215.682214] should_fail.cold+0xa/0x1b [ 215.686128] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 215.691250] ? lock_downgrade+0x880/0x880 [ 215.695423] __should_failslab+0x121/0x190 [ 215.699677] should_failslab+0x9/0x14 [ 215.703485] kmem_cache_alloc_node+0x26c/0x710 [ 215.708083] ? qfq_change_class+0x6c3/0x15ce [ 215.712511] __alloc_skb+0xd5/0x5f0 [ 215.716153] ? skb_trim+0x190/0x190 [ 215.719796] ? qfq_delete_class+0x350/0x350 [ 215.724129] ? validate_nla+0x32f/0x810 [ 215.728121] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 215.733607] ? qfq_delete_class+0x350/0x350 [ 215.737945] tc_ctl_tclass+0x532/0xc60 [ 215.741855] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 215.746977] ? find_held_lock+0x35/0x130 [ 215.751086] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 215.756659] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 215.761787] rtnetlink_rcv_msg+0x463/0xb00 [ 215.766045] ? rtnetlink_put_metrics+0x560/0x560 [ 215.770824] ? netlink_deliver_tap+0x22d/0xc20 [ 215.775444] ? find_held_lock+0x35/0x130 [ 215.779522] netlink_rcv_skb+0x17d/0x460 [ 215.783607] ? rtnetlink_put_metrics+0x560/0x560 [ 215.788392] ? netlink_ack+0xb30/0xb30 [ 215.792306] ? kasan_check_read+0x11/0x20 [ 215.796550] ? netlink_deliver_tap+0x254/0xc20 [ 215.801163] rtnetlink_rcv+0x1d/0x30 [ 215.804989] netlink_unicast+0x53a/0x730 [ 215.809065] ? netlink_attachskb+0x770/0x770 [ 215.813506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.819066] netlink_sendmsg+0x8ae/0xd70 [ 215.823147] ? netlink_unicast+0x730/0x730 [ 215.827441] ? selinux_socket_sendmsg+0x36/0x40 [ 215.832149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 215.837724] ? security_socket_sendmsg+0x8d/0xc0 [ 215.842511] ? netlink_unicast+0x730/0x730 [ 215.846790] sock_sendmsg+0xd7/0x130 [ 215.850522] ___sys_sendmsg+0x803/0x920 [ 215.854524] ? copy_msghdr_from_user+0x430/0x430 [ 215.859315] ? lock_downgrade+0x880/0x880 [ 215.863491] ? kasan_check_read+0x11/0x20 [ 215.867655] ? __fget+0x367/0x540 [ 215.871124] ? iterate_fd+0x360/0x360 [ 215.874960] ? __fget_light+0x1a9/0x230 [ 215.878950] ? __fdget+0x1b/0x20 [ 215.882330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 215.887887] __sys_sendmsg+0x105/0x1d0 [ 215.891789] ? __ia32_sys_shutdown+0x80/0x80 [ 215.896231] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 215.901044] ? do_syscall_64+0x26/0x620 [ 215.905089] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.910498] ? do_syscall_64+0x26/0x620 [ 215.914513] __x64_sys_sendmsg+0x78/0xb0 [ 215.918615] do_syscall_64+0xfd/0x620 [ 215.922465] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.927688] RIP: 0033:0x4471f9 [ 215.930902] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 215.949836] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 215.957576] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 215.964874] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 215.972169] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 215.979461] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 215.986768] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 216.000411] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 216.020230] FAULT_INJECTION: forcing a failure. [ 216.020230] name fail_futex, interval 1, probability 0, space 0, times 0 [ 216.036985] CPU: 1 PID: 10728 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 216.045030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.054412] Call Trace: [ 216.057030] dump_stack+0x197/0x210 [ 216.060700] should_fail.cold+0xa/0x1b [ 216.064634] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 216.069762] ? __lock_is_held+0xb6/0x140 [ 216.073894] get_futex_key+0xccc/0x1af0 [ 216.077900] ? update_curr+0x296/0x8a0 [ 216.081800] ? __enqueue_entity+0x14f/0x230 [ 216.086178] ? try_to_wake_up+0xcc/0xf50 [ 216.090245] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 216.094922] ? find_held_lock+0x35/0x130 [ 216.098996] ? try_to_wake_up+0xcc/0xf50 [ 216.103089] futex_wait_setup+0xd8/0x390 [ 216.107167] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 216.112302] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 216.117435] ? try_to_wake_up+0xcc/0xf50 [ 216.121512] futex_wait+0x1fc/0x5e0 [ 216.125153] ? futex_wait_setup+0x390/0x390 [ 216.129487] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 216.134688] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 216.139729] ? futex_wake+0x179/0x4d0 [ 216.143570] ? copy_msghdr_from_user+0x430/0x430 [ 216.148347] do_futex+0x175/0x1d70 [ 216.151904] ? kasan_check_read+0x11/0x20 [ 216.156074] ? exit_robust_list+0x2d0/0x2d0 [ 216.160462] ? iterate_fd+0x360/0x360 [ 216.164318] ? __fget_light+0x1a9/0x230 [ 216.168314] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 216.173857] ? fput+0x128/0x1a0 [ 216.177169] ? __sys_sendmsg+0x131/0x1d0 [ 216.181253] __x64_sys_futex+0x400/0x590 [ 216.185332] ? do_futex+0x1d70/0x1d70 [ 216.189149] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 216.193914] ? do_syscall_64+0x26/0x620 [ 216.197899] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.203272] ? do_syscall_64+0x26/0x620 [ 216.207259] ? lockdep_hardirqs_on+0x415/0x5d0 [ 216.211881] ? trace_hardirqs_on+0x67/0x220 [ 216.216219] do_syscall_64+0xfd/0x620 [ 216.220043] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.225252] RIP: 0033:0x4471f9 [ 216.228489] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 216.247413] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 216.255136] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 216.262461] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dcc88 [ 216.269738] RBP: 00000000006dcc80 R08: 0000000000000036 R09: 0000000000000036 [ 216.277045] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 216.284320] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 216.337111] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 216.377899] FAULT_INJECTION: forcing a failure. [ 216.377899] name failslab, interval 1, probability 0, space 0, times 0 [ 216.403554] CPU: 0 PID: 10742 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 216.411611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.421000] Call Trace: [ 216.423642] dump_stack+0x197/0x210 [ 216.427336] should_fail.cold+0xa/0x1b [ 216.431262] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 216.436432] ? lock_downgrade+0x880/0x880 [ 216.440622] __should_failslab+0x121/0x190 [ 216.444882] should_failslab+0x9/0x14 [ 216.448719] kmem_cache_alloc_node+0x26c/0x710 [ 216.453333] ? qfq_change_class+0x6c3/0x15ce [ 216.457781] __alloc_skb+0xd5/0x5f0 [ 216.461434] ? skb_trim+0x190/0x190 [ 216.465111] ? qfq_delete_class+0x350/0x350 [ 216.469447] ? validate_nla+0x32f/0x810 [ 216.473447] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 216.478930] ? qfq_delete_class+0x350/0x350 [ 216.483279] tc_ctl_tclass+0x532/0xc60 [ 216.487201] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 216.492319] ? find_held_lock+0x35/0x130 [ 216.496408] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.501961] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 216.507079] rtnetlink_rcv_msg+0x463/0xb00 [ 216.511422] ? rtnetlink_put_metrics+0x560/0x560 [ 216.516194] ? netlink_deliver_tap+0x22d/0xc20 [ 216.520787] ? find_held_lock+0x35/0x130 [ 216.524878] netlink_rcv_skb+0x17d/0x460 [ 216.528964] ? rtnetlink_put_metrics+0x560/0x560 [ 216.533736] ? netlink_ack+0xb30/0xb30 [ 216.537664] ? kasan_check_read+0x11/0x20 [ 216.541867] ? netlink_deliver_tap+0x254/0xc20 [ 216.546469] rtnetlink_rcv+0x1d/0x30 [ 216.550196] netlink_unicast+0x53a/0x730 [ 216.554274] ? netlink_attachskb+0x770/0x770 [ 216.558697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.564251] netlink_sendmsg+0x8ae/0xd70 [ 216.568333] ? netlink_unicast+0x730/0x730 [ 216.572592] ? selinux_socket_sendmsg+0x36/0x40 [ 216.577274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.582826] ? security_socket_sendmsg+0x8d/0xc0 [ 216.587594] ? netlink_unicast+0x730/0x730 [ 216.591849] sock_sendmsg+0xd7/0x130 [ 216.595586] ___sys_sendmsg+0x803/0x920 [ 216.599576] ? copy_msghdr_from_user+0x430/0x430 [ 216.604363] ? lock_downgrade+0x880/0x880 [ 216.608516] ? kasan_check_read+0x11/0x20 [ 216.612708] ? __fget+0x367/0x540 [ 216.616220] ? iterate_fd+0x360/0x360 [ 216.620054] ? __fget_light+0x1a9/0x230 [ 216.624056] ? __fdget+0x1b/0x20 [ 216.627449] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.633010] __sys_sendmsg+0x105/0x1d0 [ 216.636915] ? __ia32_sys_shutdown+0x80/0x80 [ 216.641349] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 216.646116] ? do_syscall_64+0x26/0x620 [ 216.650103] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.655475] ? do_syscall_64+0x26/0x620 [ 216.659483] __x64_sys_sendmsg+0x78/0xb0 [ 216.663717] do_syscall_64+0xfd/0x620 [ 216.667530] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.672737] RIP: 0033:0x4471f9 [ 216.675965] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 216.694878] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 216.702595] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 216.709877] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 216.717197] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 216.724472] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 216.731766] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 216.748386] FAULT_INJECTION: forcing a failure. [ 216.748386] name failslab, interval 1, probability 0, space 0, times 0 [ 216.767383] CPU: 0 PID: 10761 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 216.775379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.784741] Call Trace: [ 216.787346] dump_stack+0x197/0x210 [ 216.790993] should_fail.cold+0xa/0x1b [ 216.794917] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 216.800057] ? memset+0x32/0x40 [ 216.803527] ? memcpy+0x46/0x50 [ 216.806825] __should_failslab+0x121/0x190 [ 216.811064] should_failslab+0x9/0x14 [ 216.814928] __kmalloc_track_caller+0x6d/0x750 [ 216.819509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.825075] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 216.829866] ? gnet_stats_copy_app+0x73/0x300 [ 216.834352] kmemdup+0x27/0x60 [ 216.837549] gnet_stats_copy_app+0x73/0x300 [ 216.841870] qfq_dump_class_stats+0x25a/0x3a0 [ 216.846375] ? qfq_bind_tcf+0x1e0/0x1e0 [ 216.850342] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 216.855342] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 216.860712] ? qfq_bind_tcf+0x1e0/0x1e0 [ 216.864674] tc_fill_tclass+0x5c1/0x8f0 [ 216.868651] ? qdisc_watchdog+0x290/0x290 [ 216.872792] ? qfq_delete_class+0x350/0x350 [ 216.877100] ? validate_nla+0x32f/0x810 [ 216.881080] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 216.886519] ? qfq_delete_class+0x350/0x350 [ 216.890883] tc_ctl_tclass+0x532/0xc60 [ 216.894760] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 216.899861] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 216.905402] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 216.910497] rtnetlink_rcv_msg+0x463/0xb00 [ 216.914718] ? rtnetlink_put_metrics+0x560/0x560 [ 216.919480] ? netlink_deliver_tap+0x22d/0xc20 [ 216.924053] ? find_held_lock+0x35/0x130 [ 216.928101] netlink_rcv_skb+0x17d/0x460 [ 216.932158] ? rtnetlink_put_metrics+0x560/0x560 [ 216.936915] ? netlink_ack+0xb30/0xb30 [ 216.940787] ? kasan_check_read+0x11/0x20 [ 216.944937] ? netlink_deliver_tap+0x254/0xc20 [ 216.949546] rtnetlink_rcv+0x1d/0x30 [ 216.953262] netlink_unicast+0x53a/0x730 [ 216.957314] ? netlink_attachskb+0x770/0x770 [ 216.961716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.967249] netlink_sendmsg+0x8ae/0xd70 [ 216.971316] ? netlink_unicast+0x730/0x730 [ 216.975542] ? selinux_socket_sendmsg+0x36/0x40 [ 216.980203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 216.985736] ? security_socket_sendmsg+0x8d/0xc0 [ 216.990507] ? netlink_unicast+0x730/0x730 [ 216.994744] sock_sendmsg+0xd7/0x130 [ 216.998456] ___sys_sendmsg+0x803/0x920 [ 217.002425] ? copy_msghdr_from_user+0x430/0x430 [ 217.007176] ? lock_downgrade+0x880/0x880 [ 217.011332] ? kasan_check_read+0x11/0x20 [ 217.015511] ? __fget+0x367/0x540 [ 217.018978] ? iterate_fd+0x360/0x360 [ 217.022765] ? __fget_light+0x1a9/0x230 [ 217.026745] ? __fdget+0x1b/0x20 [ 217.030111] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.035657] __sys_sendmsg+0x105/0x1d0 [ 217.039576] ? __ia32_sys_shutdown+0x80/0x80 [ 217.044005] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 217.048801] ? do_syscall_64+0x26/0x620 [ 217.052813] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.058208] ? do_syscall_64+0x26/0x620 [ 217.062241] __x64_sys_sendmsg+0x78/0xb0 [ 217.066338] do_syscall_64+0xfd/0x620 [ 217.070168] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.075388] RIP: 0033:0x4471f9 [ 217.078629] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 217.097548] RSP: 002b:00007fcd95fb8d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 217.105266] RAX: ffffffffffffffda RBX: 00000000006dccb8 RCX: 00000000004471f9 [ 217.112562] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 217.119835] RBP: 00000000006dccb0 R08: 0000000000000001 R09: 0000000000000036 executing program [ 217.127107] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fb8d80 [ 217.134389] R13: 000000000000000e R14: 0000000000000000 R15: 0507002400000074 [ 217.168354] FAULT_INJECTION: forcing a failure. [ 217.168354] name failslab, interval 1, probability 0, space 0, times 0 [ 217.188817] CPU: 0 PID: 10766 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 217.196809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.206179] Call Trace: [ 217.208782] dump_stack+0x197/0x210 [ 217.212430] should_fail.cold+0xa/0x1b [ 217.216343] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 217.221458] ? lock_downgrade+0x880/0x880 [ 217.225633] __should_failslab+0x121/0x190 [ 217.229885] should_failslab+0x9/0x14 [ 217.233704] kmem_cache_alloc_node+0x26c/0x710 [ 217.238306] ? qfq_change_class+0x6c3/0x15ce [ 217.242740] __alloc_skb+0xd5/0x5f0 [ 217.246383] ? skb_trim+0x190/0x190 [ 217.250027] ? qfq_delete_class+0x350/0x350 [ 217.254367] ? validate_nla+0x32f/0x810 [ 217.258361] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 217.263829] ? qfq_delete_class+0x350/0x350 [ 217.268166] tc_ctl_tclass+0x532/0xc60 [ 217.272092] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 217.277235] ? find_held_lock+0x35/0x130 [ 217.281338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.286890] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 217.292014] rtnetlink_rcv_msg+0x463/0xb00 [ 217.296278] ? rtnetlink_put_metrics+0x560/0x560 [ 217.301060] ? netlink_deliver_tap+0x22d/0xc20 [ 217.305689] ? find_held_lock+0x35/0x130 [ 217.309774] netlink_rcv_skb+0x17d/0x460 [ 217.313852] ? rtnetlink_put_metrics+0x560/0x560 [ 217.318625] ? netlink_ack+0xb30/0xb30 [ 217.322526] ? kasan_check_read+0x11/0x20 [ 217.326690] ? netlink_deliver_tap+0x254/0xc20 [ 217.331293] rtnetlink_rcv+0x1d/0x30 [ 217.335043] netlink_unicast+0x53a/0x730 [ 217.339129] ? netlink_attachskb+0x770/0x770 [ 217.343553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.349107] netlink_sendmsg+0x8ae/0xd70 [ 217.353189] ? netlink_unicast+0x730/0x730 [ 217.357445] ? selinux_socket_sendmsg+0x36/0x40 [ 217.362126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.367704] ? security_socket_sendmsg+0x8d/0xc0 [ 217.372477] ? netlink_unicast+0x730/0x730 [ 217.376734] sock_sendmsg+0xd7/0x130 [ 217.380463] ___sys_sendmsg+0x803/0x920 [ 217.384447] ? copy_msghdr_from_user+0x430/0x430 [ 217.389215] ? lock_downgrade+0x880/0x880 [ 217.393397] ? kasan_check_read+0x11/0x20 [ 217.397564] ? __fget+0x367/0x540 [ 217.401034] ? iterate_fd+0x360/0x360 [ 217.404859] ? __fget_light+0x1a9/0x230 [ 217.408843] ? __fdget+0x1b/0x20 [ 217.412224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.417777] __sys_sendmsg+0x105/0x1d0 [ 217.421703] ? __ia32_sys_shutdown+0x80/0x80 [ 217.426152] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 217.430921] ? do_syscall_64+0x26/0x620 [ 217.434908] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.440280] ? do_syscall_64+0x26/0x620 [ 217.444271] __x64_sys_sendmsg+0x78/0xb0 [ 217.448354] do_syscall_64+0xfd/0x620 [ 217.452207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.457407] RIP: 0033:0x4471f9 [ 217.460612] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 217.479534] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 217.487262] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 217.494556] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 217.501854] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 217.509147] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 217.516442] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 217.534577] FAULT_INJECTION: forcing a failure. [ 217.534577] name fail_futex, interval 1, probability 0, space 0, times 0 [ 217.552316] CPU: 0 PID: 10781 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 217.560416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.569793] Call Trace: [ 217.572407] dump_stack+0x197/0x210 [ 217.576057] should_fail.cold+0xa/0x1b [ 217.579961] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 217.585078] ? lock_downgrade+0x880/0x880 [ 217.589254] get_futex_key+0xccc/0x1af0 [ 217.593254] ? kfree_skbmem+0xcd/0x160 [ 217.597163] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 217.601850] ? kfree_skbmem+0xcd/0x160 [ 217.605782] ? rcu_read_lock_sched_held+0x110/0x130 [ 217.610814] ? kmem_cache_free+0x222/0x260 [ 217.615070] futex_wait_setup+0xd8/0x390 [ 217.619158] ? handle_futex_death.part.0+0x2a0/0x2a0 [ 217.624278] ? get_futex_key_refs.isra.0+0x72/0xc0 [ 217.629226] ? get_futex_key+0x989/0x1af0 [ 217.633392] futex_wait+0x1fc/0x5e0 [ 217.637039] ? futex_wait_setup+0x390/0x390 [ 217.641530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 217.647082] ? check_preemption_disabled+0x48/0x290 [ 217.652111] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 217.657317] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 217.662350] ? futex_wake+0x179/0x4d0 [ 217.666184] ? copy_msghdr_from_user+0x430/0x430 [ 217.670957] do_futex+0x175/0x1d70 [ 217.674539] ? kasan_check_read+0x11/0x20 [ 217.678737] ? exit_robust_list+0x2d0/0x2d0 [ 217.683071] ? iterate_fd+0x360/0x360 [ 217.686900] ? __fget_light+0x1a9/0x230 [ 217.690897] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 217.696447] ? fput+0x128/0x1a0 [ 217.699740] ? __sys_sendmsg+0x131/0x1d0 [ 217.703837] __x64_sys_futex+0x400/0x590 [ 217.707943] ? do_futex+0x1d70/0x1d70 [ 217.711758] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 217.716530] ? do_syscall_64+0x26/0x620 [ 217.720533] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.725911] ? do_syscall_64+0x26/0x620 [ 217.729904] ? lockdep_hardirqs_on+0x415/0x5d0 [ 217.734510] ? trace_hardirqs_on+0x67/0x220 [ 217.738855] do_syscall_64+0xfd/0x620 [ 217.742678] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.747873] RIP: 0033:0x4471f9 [ 217.751071] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 217.769985] RSP: 002b:00007fcd95fb8d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 217.777705] RAX: ffffffffffffffda RBX: 00000000006dccb8 RCX: 00000000004471f9 executing program [ 217.784984] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dccb8 [ 217.792261] RBP: 00000000006dccb0 R08: 0000000000000036 R09: 0000000000000036 [ 217.799549] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fb8d80 [ 217.806833] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 217.835422] FAULT_INJECTION: forcing a failure. [ 217.835422] name failslab, interval 1, probability 0, space 0, times 0 [ 217.856976] CPU: 0 PID: 10799 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 217.864987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.874462] Call Trace: [ 217.877068] dump_stack+0x197/0x210 [ 217.880717] should_fail.cold+0xa/0x1b [ 217.884619] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 217.889738] ? lock_downgrade+0x880/0x880 [ 217.894019] __should_failslab+0x121/0x190 [ 217.898263] should_failslab+0x9/0x14 [ 217.902076] kmem_cache_alloc_node+0x26c/0x710 [ 217.906686] ? qfq_change_class+0x6c3/0x15ce [ 217.911121] __alloc_skb+0xd5/0x5f0 [ 217.914771] ? skb_trim+0x190/0x190 [ 217.918424] ? qfq_delete_class+0x350/0x350 [ 217.922757] ? validate_nla+0x32f/0x810 [ 217.926755] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 217.932225] ? qfq_delete_class+0x350/0x350 [ 217.936566] tc_ctl_tclass+0x532/0xc60 [ 217.940475] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 217.945593] ? find_held_lock+0x35/0x130 [ 217.949681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 217.955250] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 217.960395] rtnetlink_rcv_msg+0x463/0xb00 [ 217.964668] ? rtnetlink_put_metrics+0x560/0x560 [ 217.969446] ? netlink_deliver_tap+0x22d/0xc20 [ 217.974055] ? find_held_lock+0x35/0x130 [ 217.978136] netlink_rcv_skb+0x17d/0x460 [ 217.982214] ? rtnetlink_put_metrics+0x560/0x560 [ 217.986992] ? netlink_ack+0xb30/0xb30 [ 217.990893] ? kasan_check_read+0x11/0x20 [ 217.995060] ? netlink_deliver_tap+0x254/0xc20 [ 217.999659] rtnetlink_rcv+0x1d/0x30 [ 218.003430] netlink_unicast+0x53a/0x730 [ 218.007533] ? netlink_attachskb+0x770/0x770 [ 218.011959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.017514] netlink_sendmsg+0x8ae/0xd70 [ 218.021605] ? netlink_unicast+0x730/0x730 [ 218.025879] ? selinux_socket_sendmsg+0x36/0x40 [ 218.030566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.036119] ? security_socket_sendmsg+0x8d/0xc0 [ 218.040888] ? netlink_unicast+0x730/0x730 [ 218.045141] sock_sendmsg+0xd7/0x130 [ 218.048869] ___sys_sendmsg+0x803/0x920 [ 218.052857] ? copy_msghdr_from_user+0x430/0x430 [ 218.057636] ? lock_downgrade+0x880/0x880 [ 218.061800] ? kasan_check_read+0x11/0x20 [ 218.065963] ? __fget+0x367/0x540 [ 218.069430] ? iterate_fd+0x360/0x360 [ 218.073247] ? __fget_light+0x1a9/0x230 [ 218.077240] ? __fdget+0x1b/0x20 [ 218.080618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.086180] __sys_sendmsg+0x105/0x1d0 [ 218.090092] ? __ia32_sys_shutdown+0x80/0x80 [ 218.094531] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 218.099300] ? do_syscall_64+0x26/0x620 [ 218.103286] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.108666] ? do_syscall_64+0x26/0x620 [ 218.112664] __x64_sys_sendmsg+0x78/0xb0 [ 218.116749] do_syscall_64+0xfd/0x620 [ 218.120581] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.125789] RIP: 0033:0x4471f9 [ 218.129055] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 218.147981] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.155718] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 218.163018] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.170322] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 218.177621] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 218.184914] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 218.229392] nla_parse: 4 callbacks suppressed [ 218.229403] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 218.267793] FAULT_INJECTION: forcing a failure. [ 218.267793] name failslab, interval 1, probability 0, space 0, times 0 [ 218.289962] CPU: 1 PID: 10812 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 218.298037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.307402] Call Trace: [ 218.310032] dump_stack+0x197/0x210 [ 218.313676] should_fail.cold+0xa/0x1b [ 218.317583] ? netlink_unicast+0x53a/0x730 [ 218.321830] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 218.326965] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.332349] ? find_held_lock+0x35/0x130 [ 218.336427] ? debug_check_no_obj_freed+0x200/0x464 [ 218.341461] __should_failslab+0x121/0x190 [ 218.345716] should_failslab+0x9/0x14 [ 218.349560] kmem_cache_alloc_node_trace+0x5a/0x720 [ 218.354598] __kmalloc_node_track_caller+0x3d/0x80 [ 218.359553] __kmalloc_reserve.isra.0+0x40/0xf0 [ 218.364236] pskb_expand_head+0x154/0xe20 [ 218.368411] netlink_trim+0x215/0x260 [ 218.372230] netlink_broadcast_filtered+0x64/0xb30 [ 218.377176] ? qdisc_watchdog+0x290/0x290 [ 218.381377] netlink_broadcast+0x3a/0x50 [ 218.385455] rtnetlink_send+0xf5/0x110 [ 218.389371] tclass_notify.isra.0.constprop.0+0x13b/0x1a0 [ 218.394923] ? qfq_delete_class+0x350/0x350 [ 218.399267] tc_ctl_tclass+0x532/0xc60 [ 218.403186] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 218.408407] ? find_held_lock+0x35/0x130 [ 218.412495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.418047] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 218.423160] rtnetlink_rcv_msg+0x463/0xb00 [ 218.427421] ? rtnetlink_put_metrics+0x560/0x560 [ 218.432194] ? netlink_deliver_tap+0x22d/0xc20 [ 218.436794] ? find_held_lock+0x35/0x130 [ 218.440883] netlink_rcv_skb+0x17d/0x460 [ 218.444959] ? rtnetlink_put_metrics+0x560/0x560 [ 218.449744] ? netlink_ack+0xb30/0xb30 [ 218.453647] ? kasan_check_read+0x11/0x20 [ 218.457814] ? netlink_deliver_tap+0x254/0xc20 [ 218.462419] rtnetlink_rcv+0x1d/0x30 [ 218.466148] netlink_unicast+0x53a/0x730 [ 218.470230] ? netlink_attachskb+0x770/0x770 [ 218.474659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.480219] netlink_sendmsg+0x8ae/0xd70 [ 218.484305] ? netlink_unicast+0x730/0x730 [ 218.488570] ? selinux_socket_sendmsg+0x36/0x40 [ 218.493254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.498809] ? security_socket_sendmsg+0x8d/0xc0 [ 218.503579] ? netlink_unicast+0x730/0x730 [ 218.507829] sock_sendmsg+0xd7/0x130 [ 218.511572] ___sys_sendmsg+0x803/0x920 [ 218.515561] ? copy_msghdr_from_user+0x430/0x430 [ 218.520349] ? lock_downgrade+0x880/0x880 [ 218.524541] ? kasan_check_read+0x11/0x20 [ 218.528713] ? __fget+0x367/0x540 [ 218.532193] ? iterate_fd+0x360/0x360 [ 218.536016] ? __fget_light+0x1a9/0x230 [ 218.540005] ? __fdget+0x1b/0x20 [ 218.543408] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.548961] __sys_sendmsg+0x105/0x1d0 [ 218.552858] ? __ia32_sys_shutdown+0x80/0x80 [ 218.557295] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 218.562077] ? do_syscall_64+0x26/0x620 [ 218.566095] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.571474] ? do_syscall_64+0x26/0x620 [ 218.575462] __x64_sys_sendmsg+0x78/0xb0 [ 218.579550] do_syscall_64+0xfd/0x620 [ 218.583371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.588603] RIP: 0033:0x4471f9 [ 218.591833] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 218.610766] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.618508] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 218.625826] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 218.633135] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 executing program [ 218.640447] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 218.647748] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 218.697938] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 218.732943] FAULT_INJECTION: forcing a failure. [ 218.732943] name failslab, interval 1, probability 0, space 0, times 0 [ 218.749740] CPU: 0 PID: 10831 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 218.757727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.767096] Call Trace: [ 218.769697] dump_stack+0x197/0x210 [ 218.773348] should_fail.cold+0xa/0x1b [ 218.777252] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 218.782372] ? lock_downgrade+0x880/0x880 [ 218.786560] __should_failslab+0x121/0x190 [ 218.790829] should_failslab+0x9/0x14 [ 218.794643] kmem_cache_alloc_node+0x26c/0x710 [ 218.799243] ? qfq_change_class+0x6c3/0x15ce [ 218.803676] __alloc_skb+0xd5/0x5f0 [ 218.807323] ? skb_trim+0x190/0x190 [ 218.811125] ? qfq_delete_class+0x350/0x350 [ 218.815466] ? validate_nla+0x32f/0x810 [ 218.819461] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 218.824928] ? qfq_delete_class+0x350/0x350 [ 218.829264] tc_ctl_tclass+0x532/0xc60 [ 218.833169] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 218.838286] ? find_held_lock+0x35/0x130 [ 218.842379] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.847974] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 218.853106] rtnetlink_rcv_msg+0x463/0xb00 [ 218.857365] ? rtnetlink_put_metrics+0x560/0x560 [ 218.862143] ? netlink_deliver_tap+0x22d/0xc20 [ 218.866745] ? find_held_lock+0x35/0x130 [ 218.870830] netlink_rcv_skb+0x17d/0x460 [ 218.874909] ? rtnetlink_put_metrics+0x560/0x560 [ 218.879689] ? netlink_ack+0xb30/0xb30 [ 218.883590] ? kasan_check_read+0x11/0x20 [ 218.887786] ? netlink_deliver_tap+0x254/0xc20 [ 218.892394] rtnetlink_rcv+0x1d/0x30 [ 218.896136] netlink_unicast+0x53a/0x730 [ 218.900234] ? netlink_attachskb+0x770/0x770 [ 218.904683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.910247] netlink_sendmsg+0x8ae/0xd70 [ 218.914420] ? netlink_unicast+0x730/0x730 [ 218.918674] ? selinux_socket_sendmsg+0x36/0x40 [ 218.923471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 218.929154] ? security_socket_sendmsg+0x8d/0xc0 [ 218.933951] ? netlink_unicast+0x730/0x730 [ 218.938205] sock_sendmsg+0xd7/0x130 [ 218.941938] ___sys_sendmsg+0x803/0x920 [ 218.945955] ? copy_msghdr_from_user+0x430/0x430 [ 218.950770] ? lock_downgrade+0x880/0x880 [ 218.954936] ? kasan_check_read+0x11/0x20 [ 218.959094] ? __fget+0x367/0x540 [ 218.962553] ? iterate_fd+0x360/0x360 [ 218.966391] ? __fget_light+0x1a9/0x230 [ 218.970375] ? __fdget+0x1b/0x20 [ 218.973752] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 218.979304] __sys_sendmsg+0x105/0x1d0 [ 218.983205] ? __ia32_sys_shutdown+0x80/0x80 [ 218.987658] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 218.992428] ? do_syscall_64+0x26/0x620 [ 218.996414] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.001791] ? do_syscall_64+0x26/0x620 [ 219.005784] __x64_sys_sendmsg+0x78/0xb0 [ 219.009864] do_syscall_64+0xfd/0x620 [ 219.013681] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.018923] RIP: 0033:0x4471f9 [ 219.022128] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 219.041145] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 219.048866] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 219.056141] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 219.063418] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 219.070692] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 219.077958] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 219.096882] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 219.105831] FAULT_INJECTION: forcing a failure. [ 219.105831] name failslab, interval 1, probability 0, space 0, times 0 [ 219.121413] CPU: 0 PID: 10849 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 219.129407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 219.138865] Call Trace: [ 219.141473] dump_stack+0x197/0x210 [ 219.145123] should_fail.cold+0xa/0x1b [ 219.149004] ? netlink_unicast+0x53a/0x730 [ 219.153249] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 219.158388] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.163808] ? find_held_lock+0x35/0x130 [ 219.167874] ? debug_check_no_obj_freed+0x200/0x464 [ 219.172905] __should_failslab+0x121/0x190 [ 219.177257] should_failslab+0x9/0x14 [ 219.181091] kmem_cache_alloc_node_trace+0x5a/0x720 [ 219.186136] __kmalloc_node_track_caller+0x3d/0x80 [ 219.191124] __kmalloc_reserve.isra.0+0x40/0xf0 [ 219.195823] pskb_expand_head+0x154/0xe20 [ 219.200015] netlink_trim+0x215/0x260 [ 219.203839] netlink_broadcast_filtered+0x64/0xb30 [ 219.208792] ? qdisc_watchdog+0x290/0x290 [ 219.212983] netlink_broadcast+0x3a/0x50 [ 219.217052] rtnetlink_send+0xf5/0x110 [ 219.220972] tclass_notify.isra.0.constprop.0+0x13b/0x1a0 [ 219.226544] ? qfq_delete_class+0x350/0x350 [ 219.230861] tc_ctl_tclass+0x532/0xc60 [ 219.234778] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 219.239903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.245448] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 219.250561] rtnetlink_rcv_msg+0x463/0xb00 [ 219.254809] ? rtnetlink_put_metrics+0x560/0x560 [ 219.259572] ? netlink_deliver_tap+0x22d/0xc20 [ 219.264155] ? find_held_lock+0x35/0x130 [ 219.268240] netlink_rcv_skb+0x17d/0x460 [ 219.272314] ? rtnetlink_put_metrics+0x560/0x560 [ 219.277078] ? netlink_ack+0xb30/0xb30 [ 219.281006] ? kasan_check_read+0x11/0x20 [ 219.285164] ? netlink_deliver_tap+0x254/0xc20 [ 219.289756] rtnetlink_rcv+0x1d/0x30 [ 219.293477] netlink_unicast+0x53a/0x730 [ 219.297556] ? netlink_attachskb+0x770/0x770 [ 219.301995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.307607] netlink_sendmsg+0x8ae/0xd70 [ 219.311820] ? netlink_unicast+0x730/0x730 [ 219.316060] ? selinux_socket_sendmsg+0x36/0x40 [ 219.320732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.326272] ? security_socket_sendmsg+0x8d/0xc0 [ 219.331040] ? netlink_unicast+0x730/0x730 [ 219.335276] sock_sendmsg+0xd7/0x130 [ 219.339018] ___sys_sendmsg+0x803/0x920 [ 219.343000] ? copy_msghdr_from_user+0x430/0x430 [ 219.347757] ? lock_downgrade+0x880/0x880 [ 219.351901] ? kasan_check_read+0x11/0x20 [ 219.356056] ? __fget+0x367/0x540 [ 219.359527] ? iterate_fd+0x360/0x360 [ 219.363359] ? __fget_light+0x1a9/0x230 [ 219.367334] ? __fdget+0x1b/0x20 [ 219.370718] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.376286] __sys_sendmsg+0x105/0x1d0 [ 219.380165] ? __ia32_sys_shutdown+0x80/0x80 [ 219.384572] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 219.389352] ? do_syscall_64+0x26/0x620 [ 219.393312] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.398671] ? do_syscall_64+0x26/0x620 [ 219.402639] __x64_sys_sendmsg+0x78/0xb0 [ 219.406727] do_syscall_64+0xfd/0x620 [ 219.410542] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.415741] RIP: 0033:0x4471f9 [ 219.418921] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 219.437815] RSP: 002b:00007fcd95f97d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 219.445510] RAX: ffffffffffffffda RBX: 00000000006dccc8 RCX: 00000000004471f9 executing program [ 219.452774] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000d [ 219.460032] RBP: 00000000006dccc0 R08: 0000000000000001 R09: 0000000000000036 [ 219.467286] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95f97d80 [ 219.474771] R13: 000000000000000e R14: 0000000000000000 R15: 0507002400000074 [ 219.489364] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 219.516218] FAULT_INJECTION: forcing a failure. [ 219.516218] name failslab, interval 1, probability 0, space 0, times 0 [ 219.541776] CPU: 1 PID: 10855 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 219.549783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 219.559188] Call Trace: [ 219.561795] dump_stack+0x197/0x210 [ 219.565457] should_fail.cold+0xa/0x1b [ 219.569371] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 219.574492] ? lock_downgrade+0x880/0x880 [ 219.578666] __should_failslab+0x121/0x190 [ 219.582913] should_failslab+0x9/0x14 [ 219.586733] kmem_cache_alloc_node+0x26c/0x710 [ 219.591375] ? qfq_change_class+0x6c3/0x15ce [ 219.595830] __alloc_skb+0xd5/0x5f0 [ 219.599468] ? skb_trim+0x190/0x190 [ 219.603113] ? qfq_delete_class+0x350/0x350 [ 219.607442] ? validate_nla+0x32f/0x810 [ 219.611437] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 219.616915] ? qfq_delete_class+0x350/0x350 [ 219.621255] tc_ctl_tclass+0x532/0xc60 [ 219.625162] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 219.630281] ? find_held_lock+0x35/0x130 [ 219.634406] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.639996] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 219.645120] rtnetlink_rcv_msg+0x463/0xb00 [ 219.649376] ? rtnetlink_put_metrics+0x560/0x560 [ 219.654166] ? netlink_deliver_tap+0x22d/0xc20 [ 219.658788] ? find_held_lock+0x35/0x130 [ 219.662910] netlink_rcv_skb+0x17d/0x460 [ 219.667011] ? rtnetlink_put_metrics+0x560/0x560 [ 219.671807] ? netlink_ack+0xb30/0xb30 [ 219.675739] ? kasan_check_read+0x11/0x20 [ 219.679931] ? netlink_deliver_tap+0x254/0xc20 [ 219.684592] rtnetlink_rcv+0x1d/0x30 [ 219.688363] netlink_unicast+0x53a/0x730 [ 219.692478] ? netlink_attachskb+0x770/0x770 [ 219.696941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.702543] netlink_sendmsg+0x8ae/0xd70 [ 219.706645] ? netlink_unicast+0x730/0x730 [ 219.710917] ? selinux_socket_sendmsg+0x36/0x40 [ 219.715621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.721196] ? security_socket_sendmsg+0x8d/0xc0 [ 219.725978] ? netlink_unicast+0x730/0x730 [ 219.730234] sock_sendmsg+0xd7/0x130 [ 219.733957] ___sys_sendmsg+0x803/0x920 [ 219.737946] ? copy_msghdr_from_user+0x430/0x430 [ 219.742716] ? lock_downgrade+0x880/0x880 [ 219.746880] ? kasan_check_read+0x11/0x20 [ 219.751046] ? __fget+0x367/0x540 [ 219.754575] ? iterate_fd+0x360/0x360 [ 219.758415] ? __fget_light+0x1a9/0x230 [ 219.762414] ? __fdget+0x1b/0x20 [ 219.765930] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 219.771481] __sys_sendmsg+0x105/0x1d0 [ 219.775371] ? __ia32_sys_shutdown+0x80/0x80 [ 219.779829] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 219.784599] ? do_syscall_64+0x26/0x620 [ 219.788600] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.793971] ? do_syscall_64+0x26/0x620 [ 219.797964] __x64_sys_sendmsg+0x78/0xb0 [ 219.802077] do_syscall_64+0xfd/0x620 [ 219.805910] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.811108] RIP: 0033:0x4471f9 [ 219.814310] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 219.833217] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 219.840963] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 219.848241] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 219.855532] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 219.862810] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 219.870092] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 219.888231] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 219.904751] FAULT_INJECTION: forcing a failure. [ 219.904751] name failslab, interval 1, probability 0, space 0, times 0 [ 219.916471] CPU: 1 PID: 10872 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 219.924452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 219.933920] Call Trace: [ 219.936546] dump_stack+0x197/0x210 [ 219.940175] should_fail.cold+0xa/0x1b [ 219.944058] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 219.949160] ? memset+0x32/0x40 [ 219.952432] ? memcpy+0x46/0x50 [ 219.955743] __should_failslab+0x121/0x190 [ 219.959982] should_failslab+0x9/0x14 [ 219.963781] __kmalloc_track_caller+0x6d/0x750 [ 219.968358] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.973921] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 219.978666] ? gnet_stats_copy_app+0x73/0x300 [ 219.983162] kmemdup+0x27/0x60 [ 219.986347] gnet_stats_copy_app+0x73/0x300 [ 219.990677] qfq_dump_class_stats+0x25a/0x3a0 [ 219.995170] ? qfq_bind_tcf+0x1e0/0x1e0 [ 219.999140] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 220.004151] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 220.009575] ? qfq_bind_tcf+0x1e0/0x1e0 [ 220.013557] tc_fill_tclass+0x5c1/0x8f0 [ 220.017624] ? qdisc_watchdog+0x290/0x290 [ 220.021769] ? qfq_delete_class+0x350/0x350 [ 220.026091] ? validate_nla+0x32f/0x810 [ 220.030056] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 220.035497] ? qfq_delete_class+0x350/0x350 [ 220.039824] tc_ctl_tclass+0x532/0xc60 [ 220.043715] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 220.048823] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.054379] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 220.059473] rtnetlink_rcv_msg+0x463/0xb00 [ 220.063701] ? rtnetlink_put_metrics+0x560/0x560 [ 220.068450] ? netlink_deliver_tap+0x22d/0xc20 [ 220.073036] ? find_held_lock+0x35/0x130 [ 220.077095] netlink_rcv_skb+0x17d/0x460 [ 220.081155] ? rtnetlink_put_metrics+0x560/0x560 [ 220.085904] ? netlink_ack+0xb30/0xb30 [ 220.089828] ? kasan_check_read+0x11/0x20 [ 220.093981] ? netlink_deliver_tap+0x254/0xc20 [ 220.098576] rtnetlink_rcv+0x1d/0x30 [ 220.102295] netlink_unicast+0x53a/0x730 [ 220.106360] ? netlink_attachskb+0x770/0x770 [ 220.110771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.116307] netlink_sendmsg+0x8ae/0xd70 [ 220.120358] ? netlink_unicast+0x730/0x730 [ 220.124624] ? selinux_socket_sendmsg+0x36/0x40 [ 220.129278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.134805] ? security_socket_sendmsg+0x8d/0xc0 [ 220.139573] ? netlink_unicast+0x730/0x730 [ 220.143814] sock_sendmsg+0xd7/0x130 [ 220.147524] ___sys_sendmsg+0x803/0x920 [ 220.151494] ? copy_msghdr_from_user+0x430/0x430 [ 220.156241] ? lock_downgrade+0x880/0x880 [ 220.160378] ? kasan_check_read+0x11/0x20 [ 220.164547] ? __fget+0x367/0x540 [ 220.167992] ? iterate_fd+0x360/0x360 [ 220.171791] ? __fget_light+0x1a9/0x230 [ 220.175755] ? __fdget+0x1b/0x20 [ 220.179107] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.184646] __sys_sendmsg+0x105/0x1d0 [ 220.188523] ? __ia32_sys_shutdown+0x80/0x80 [ 220.192930] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 220.197684] ? do_syscall_64+0x26/0x620 [ 220.201661] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.207012] ? do_syscall_64+0x26/0x620 [ 220.210999] __x64_sys_sendmsg+0x78/0xb0 [ 220.215063] do_syscall_64+0xfd/0x620 [ 220.218860] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.224050] RIP: 0033:0x4471f9 [ 220.227241] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 220.246136] RSP: 002b:00007fcd95fb8d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 220.253849] RAX: ffffffffffffffda RBX: 00000000006dccb8 RCX: 00000000004471f9 [ 220.261151] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000e executing program [ 220.268446] RBP: 00000000006dccb0 R08: 0000000000000001 R09: 0000000000000036 [ 220.275722] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fb8d80 [ 220.282996] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 220.299827] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 220.321736] FAULT_INJECTION: forcing a failure. [ 220.321736] name failslab, interval 1, probability 0, space 0, times 0 [ 220.350146] CPU: 0 PID: 10877 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 220.358204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.367588] Call Trace: [ 220.370204] dump_stack+0x197/0x210 [ 220.373862] should_fail.cold+0xa/0x1b [ 220.377776] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 220.382933] ? lock_downgrade+0x880/0x880 [ 220.387133] __should_failslab+0x121/0x190 [ 220.391540] should_failslab+0x9/0x14 [ 220.395383] kmem_cache_alloc_node+0x26c/0x710 [ 220.400010] ? qfq_change_class+0x6c3/0x15ce [ 220.404456] __alloc_skb+0xd5/0x5f0 [ 220.408103] ? skb_trim+0x190/0x190 [ 220.411748] ? qfq_delete_class+0x350/0x350 [ 220.416083] ? validate_nla+0x32f/0x810 [ 220.420102] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 220.425567] ? qfq_delete_class+0x350/0x350 [ 220.429899] tc_ctl_tclass+0x532/0xc60 [ 220.433805] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 220.438970] ? find_held_lock+0x35/0x130 [ 220.443067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.448624] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 220.453744] rtnetlink_rcv_msg+0x463/0xb00 [ 220.457995] ? rtnetlink_put_metrics+0x560/0x560 [ 220.462780] ? netlink_deliver_tap+0x22d/0xc20 [ 220.467388] ? find_held_lock+0x35/0x130 [ 220.471464] netlink_rcv_skb+0x17d/0x460 [ 220.475542] ? rtnetlink_put_metrics+0x560/0x560 [ 220.480327] ? netlink_ack+0xb30/0xb30 [ 220.484230] ? kasan_check_read+0x11/0x20 [ 220.488400] ? netlink_deliver_tap+0x254/0xc20 [ 220.493010] rtnetlink_rcv+0x1d/0x30 [ 220.496735] netlink_unicast+0x53a/0x730 [ 220.500830] ? netlink_attachskb+0x770/0x770 [ 220.505254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.510808] netlink_sendmsg+0x8ae/0xd70 [ 220.514888] ? netlink_unicast+0x730/0x730 [ 220.519171] ? selinux_socket_sendmsg+0x36/0x40 [ 220.523850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.529398] ? security_socket_sendmsg+0x8d/0xc0 [ 220.534169] ? netlink_unicast+0x730/0x730 [ 220.538428] sock_sendmsg+0xd7/0x130 [ 220.542155] ___sys_sendmsg+0x803/0x920 [ 220.546137] ? copy_msghdr_from_user+0x430/0x430 [ 220.550904] ? lock_downgrade+0x880/0x880 [ 220.555071] ? kasan_check_read+0x11/0x20 [ 220.559239] ? __fget+0x367/0x540 [ 220.562707] ? iterate_fd+0x360/0x360 [ 220.566529] ? __fget_light+0x1a9/0x230 [ 220.570532] ? __fdget+0x1b/0x20 [ 220.573922] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.579478] __sys_sendmsg+0x105/0x1d0 [ 220.583383] ? __ia32_sys_shutdown+0x80/0x80 [ 220.588187] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 220.592962] ? do_syscall_64+0x26/0x620 [ 220.596954] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.602329] ? do_syscall_64+0x26/0x620 [ 220.606322] __x64_sys_sendmsg+0x78/0xb0 [ 220.610398] do_syscall_64+0xfd/0x620 [ 220.614275] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.619473] RIP: 0033:0x4471f9 [ 220.622688] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 220.641609] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 220.649327] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 220.656602] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 220.663872] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 220.671180] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 220.678464] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 220.692237] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 220.711525] FAULT_INJECTION: forcing a failure. [ 220.711525] name failslab, interval 1, probability 0, space 0, times 0 [ 220.737415] CPU: 1 PID: 10894 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 220.745472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.754854] Call Trace: [ 220.757465] dump_stack+0x197/0x210 [ 220.761125] should_fail.cold+0xa/0x1b [ 220.765049] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 220.770180] ? lock_downgrade+0x880/0x880 [ 220.774360] __should_failslab+0x121/0x190 [ 220.778634] should_failslab+0x9/0x14 [ 220.782460] kmem_cache_alloc_node+0x26c/0x710 [ 220.787069] ? qfq_change_class+0x6c3/0x15ce [ 220.791508] __alloc_skb+0xd5/0x5f0 [ 220.795165] ? skb_trim+0x190/0x190 [ 220.798804] ? qfq_delete_class+0x350/0x350 [ 220.803160] ? validate_nla+0x32f/0x810 [ 220.807167] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 220.812636] ? qfq_delete_class+0x350/0x350 [ 220.816982] tc_ctl_tclass+0x532/0xc60 [ 220.820905] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 220.826024] ? find_held_lock+0x35/0x130 [ 220.830114] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.835670] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 220.840787] rtnetlink_rcv_msg+0x463/0xb00 [ 220.845038] ? rtnetlink_put_metrics+0x560/0x560 [ 220.849815] ? netlink_deliver_tap+0x22d/0xc20 [ 220.854435] ? find_held_lock+0x35/0x130 [ 220.858536] netlink_rcv_skb+0x17d/0x460 [ 220.862619] ? rtnetlink_put_metrics+0x560/0x560 [ 220.867391] ? netlink_ack+0xb30/0xb30 [ 220.871292] ? kasan_check_read+0x11/0x20 [ 220.875458] ? netlink_deliver_tap+0x254/0xc20 [ 220.880061] rtnetlink_rcv+0x1d/0x30 [ 220.883790] netlink_unicast+0x53a/0x730 [ 220.887880] ? netlink_attachskb+0x770/0x770 [ 220.892305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.897896] netlink_sendmsg+0x8ae/0xd70 [ 220.902008] ? netlink_unicast+0x730/0x730 [ 220.906359] ? selinux_socket_sendmsg+0x36/0x40 [ 220.911097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.916666] ? security_socket_sendmsg+0x8d/0xc0 [ 220.921436] ? netlink_unicast+0x730/0x730 [ 220.925693] sock_sendmsg+0xd7/0x130 [ 220.929434] ___sys_sendmsg+0x803/0x920 [ 220.933437] ? copy_msghdr_from_user+0x430/0x430 [ 220.938249] ? lock_downgrade+0x880/0x880 [ 220.942437] ? kasan_check_read+0x11/0x20 [ 220.946650] ? __fget+0x367/0x540 [ 220.950133] ? iterate_fd+0x360/0x360 [ 220.953995] ? __fget_light+0x1a9/0x230 [ 220.958029] ? __fdget+0x1b/0x20 [ 220.961444] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.967009] __sys_sendmsg+0x105/0x1d0 [ 220.970946] ? __ia32_sys_shutdown+0x80/0x80 [ 220.975405] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 220.980174] ? do_syscall_64+0x26/0x620 [ 220.984202] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 220.989577] ? do_syscall_64+0x26/0x620 [ 220.993582] __x64_sys_sendmsg+0x78/0xb0 [ 220.997657] do_syscall_64+0xfd/0x620 [ 221.001483] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.006685] RIP: 0033:0x4471f9 [ 221.009896] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 221.028811] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e executing program [ 221.036548] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 221.043850] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 221.051130] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 221.058412] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 221.065703] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 221.090007] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 221.125384] FAULT_INJECTION: forcing a failure. [ 221.125384] name failslab, interval 1, probability 0, space 0, times 0 [ 221.139185] CPU: 0 PID: 10907 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 221.147207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.156581] Call Trace: [ 221.159195] dump_stack+0x197/0x210 [ 221.162861] should_fail.cold+0xa/0x1b [ 221.166770] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 221.171888] ? lock_downgrade+0x880/0x880 [ 221.176089] __should_failslab+0x121/0x190 [ 221.180340] should_failslab+0x9/0x14 [ 221.184167] kmem_cache_alloc_node+0x26c/0x710 [ 221.188764] ? qfq_change_class+0x6c3/0x15ce [ 221.193194] __alloc_skb+0xd5/0x5f0 [ 221.196840] ? skb_trim+0x190/0x190 [ 221.200486] ? qfq_delete_class+0x350/0x350 [ 221.204821] ? validate_nla+0x32f/0x810 [ 221.208814] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 221.214282] ? qfq_delete_class+0x350/0x350 [ 221.218621] tc_ctl_tclass+0x532/0xc60 [ 221.222536] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 221.227651] ? find_held_lock+0x35/0x130 [ 221.231757] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.237334] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 221.242460] rtnetlink_rcv_msg+0x463/0xb00 [ 221.246722] ? rtnetlink_put_metrics+0x560/0x560 [ 221.251505] ? netlink_deliver_tap+0x22d/0xc20 [ 221.256105] ? find_held_lock+0x35/0x130 [ 221.260184] netlink_rcv_skb+0x17d/0x460 [ 221.264267] ? rtnetlink_put_metrics+0x560/0x560 [ 221.269050] ? netlink_ack+0xb30/0xb30 [ 221.272948] ? kasan_check_read+0x11/0x20 [ 221.277111] ? netlink_deliver_tap+0x254/0xc20 [ 221.281715] rtnetlink_rcv+0x1d/0x30 [ 221.285438] netlink_unicast+0x53a/0x730 [ 221.289516] ? netlink_attachskb+0x770/0x770 [ 221.293940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.299506] netlink_sendmsg+0x8ae/0xd70 [ 221.303622] ? netlink_unicast+0x730/0x730 [ 221.307884] ? selinux_socket_sendmsg+0x36/0x40 [ 221.312583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.318149] ? security_socket_sendmsg+0x8d/0xc0 [ 221.322923] ? netlink_unicast+0x730/0x730 [ 221.327208] sock_sendmsg+0xd7/0x130 [ 221.330955] ___sys_sendmsg+0x803/0x920 [ 221.334997] ? copy_msghdr_from_user+0x430/0x430 [ 221.339802] ? lock_downgrade+0x880/0x880 [ 221.343993] ? kasan_check_read+0x11/0x20 [ 221.348201] ? __fget+0x367/0x540 [ 221.351690] ? iterate_fd+0x360/0x360 [ 221.355526] ? __fget_light+0x1a9/0x230 [ 221.359530] ? __fdget+0x1b/0x20 [ 221.362928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.368498] __sys_sendmsg+0x105/0x1d0 [ 221.372423] ? __ia32_sys_shutdown+0x80/0x80 [ 221.376895] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 221.381692] ? do_syscall_64+0x26/0x620 [ 221.385956] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.391354] ? do_syscall_64+0x26/0x620 [ 221.395361] __x64_sys_sendmsg+0x78/0xb0 [ 221.399553] do_syscall_64+0xfd/0x620 [ 221.403390] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.408608] RIP: 0033:0x4471f9 [ 221.411818] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 221.430958] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 221.438695] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 221.445997] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 221.453311] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 221.460607] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 221.467899] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 221.481484] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 221.509850] FAULT_INJECTION: forcing a failure. [ 221.509850] name failslab, interval 1, probability 0, space 0, times 0 [ 221.535592] CPU: 1 PID: 10923 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 221.543621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.553004] Call Trace: [ 221.555710] dump_stack+0x197/0x210 [ 221.559366] should_fail.cold+0xa/0x1b [ 221.563269] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 221.568390] ? lock_downgrade+0x880/0x880 [ 221.572567] __should_failslab+0x121/0x190 [ 221.576816] should_failslab+0x9/0x14 [ 221.580668] kmem_cache_alloc_node+0x26c/0x710 [ 221.585264] ? qfq_change_class+0x6c3/0x15ce [ 221.589697] __alloc_skb+0xd5/0x5f0 [ 221.593355] ? skb_trim+0x190/0x190 [ 221.596993] ? qfq_delete_class+0x350/0x350 [ 221.601332] ? validate_nla+0x32f/0x810 [ 221.605328] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 221.610793] ? qfq_delete_class+0x350/0x350 [ 221.615160] tc_ctl_tclass+0x532/0xc60 [ 221.619095] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 221.624221] ? find_held_lock+0x35/0x130 [ 221.628309] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.633860] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 221.638976] rtnetlink_rcv_msg+0x463/0xb00 [ 221.643254] ? rtnetlink_put_metrics+0x560/0x560 [ 221.648025] ? netlink_deliver_tap+0x22d/0xc20 [ 221.652619] ? find_held_lock+0x35/0x130 [ 221.656722] netlink_rcv_skb+0x17d/0x460 [ 221.660798] ? rtnetlink_put_metrics+0x560/0x560 [ 221.665581] ? netlink_ack+0xb30/0xb30 [ 221.669497] ? kasan_check_read+0x11/0x20 [ 221.673744] ? netlink_deliver_tap+0x254/0xc20 [ 221.678345] rtnetlink_rcv+0x1d/0x30 [ 221.682087] netlink_unicast+0x53a/0x730 [ 221.686189] ? netlink_attachskb+0x770/0x770 [ 221.690615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.696175] netlink_sendmsg+0x8ae/0xd70 [ 221.700256] ? netlink_unicast+0x730/0x730 [ 221.704521] ? selinux_socket_sendmsg+0x36/0x40 [ 221.709204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.714754] ? security_socket_sendmsg+0x8d/0xc0 [ 221.719526] ? netlink_unicast+0x730/0x730 [ 221.723790] sock_sendmsg+0xd7/0x130 [ 221.727522] ___sys_sendmsg+0x803/0x920 [ 221.731512] ? copy_msghdr_from_user+0x430/0x430 [ 221.736288] ? lock_downgrade+0x880/0x880 [ 221.740462] ? kasan_check_read+0x11/0x20 [ 221.744634] ? __fget+0x367/0x540 [ 221.748131] ? iterate_fd+0x360/0x360 [ 221.751961] ? __fget_light+0x1a9/0x230 [ 221.755959] ? __fdget+0x1b/0x20 [ 221.759359] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.764917] __sys_sendmsg+0x105/0x1d0 [ 221.768815] ? __ia32_sys_shutdown+0x80/0x80 [ 221.773264] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 221.778031] ? do_syscall_64+0x26/0x620 [ 221.782036] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.787409] ? do_syscall_64+0x26/0x620 [ 221.791401] __x64_sys_sendmsg+0x78/0xb0 [ 221.795494] do_syscall_64+0xfd/0x620 [ 221.799314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 221.804525] RIP: 0033:0x4471f9 [ 221.807736] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 221.826656] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 221.834489] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 221.841792] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 221.849100] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 executing program [ 221.856419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 221.863710] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 221.892684] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 221.939150] FAULT_INJECTION: forcing a failure. [ 221.939150] name failslab, interval 1, probability 0, space 0, times 0 [ 221.955104] CPU: 1 PID: 10939 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 221.963097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.972456] Call Trace: [ 221.975061] dump_stack+0x197/0x210 [ 221.978752] should_fail.cold+0xa/0x1b [ 221.982659] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 221.987785] ? lock_downgrade+0x880/0x880 [ 221.991958] __should_failslab+0x121/0x190 [ 221.996211] should_failslab+0x9/0x14 [ 222.000095] kmem_cache_alloc_node+0x26c/0x710 [ 222.004701] ? qfq_change_class+0x6c3/0x15ce [ 222.009161] __alloc_skb+0xd5/0x5f0 [ 222.012810] ? skb_trim+0x190/0x190 [ 222.016457] ? qfq_delete_class+0x350/0x350 [ 222.020798] ? validate_nla+0x32f/0x810 [ 222.024797] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 222.030275] ? qfq_delete_class+0x350/0x350 [ 222.034620] tc_ctl_tclass+0x532/0xc60 [ 222.038532] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 222.043668] ? find_held_lock+0x35/0x130 [ 222.047764] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.053323] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 222.058448] rtnetlink_rcv_msg+0x463/0xb00 [ 222.062704] ? rtnetlink_put_metrics+0x560/0x560 [ 222.067484] ? netlink_deliver_tap+0x22d/0xc20 [ 222.072096] ? find_held_lock+0x35/0x130 [ 222.076180] netlink_rcv_skb+0x17d/0x460 [ 222.080264] ? rtnetlink_put_metrics+0x560/0x560 [ 222.085408] ? netlink_ack+0xb30/0xb30 [ 222.089313] ? kasan_check_read+0x11/0x20 [ 222.093484] ? netlink_deliver_tap+0x254/0xc20 [ 222.098106] rtnetlink_rcv+0x1d/0x30 [ 222.101839] netlink_unicast+0x53a/0x730 [ 222.105924] ? netlink_attachskb+0x770/0x770 [ 222.110351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.115907] netlink_sendmsg+0x8ae/0xd70 [ 222.119992] ? netlink_unicast+0x730/0x730 [ 222.124252] ? selinux_socket_sendmsg+0x36/0x40 [ 222.128936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.134493] ? security_socket_sendmsg+0x8d/0xc0 [ 222.139268] ? netlink_unicast+0x730/0x730 [ 222.143522] sock_sendmsg+0xd7/0x130 [ 222.147274] ___sys_sendmsg+0x803/0x920 [ 222.151273] ? copy_msghdr_from_user+0x430/0x430 [ 222.156050] ? lock_downgrade+0x880/0x880 [ 222.160216] ? kasan_check_read+0x11/0x20 [ 222.164382] ? __fget+0x367/0x540 [ 222.167858] ? iterate_fd+0x360/0x360 [ 222.171681] ? __fget_light+0x1a9/0x230 [ 222.175671] ? __fdget+0x1b/0x20 [ 222.179050] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.184672] __sys_sendmsg+0x105/0x1d0 [ 222.188633] ? __ia32_sys_shutdown+0x80/0x80 [ 222.193078] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 222.197852] ? do_syscall_64+0x26/0x620 [ 222.201842] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.207219] ? do_syscall_64+0x26/0x620 [ 222.211219] __x64_sys_sendmsg+0x78/0xb0 [ 222.215298] do_syscall_64+0xfd/0x620 [ 222.219122] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.224324] RIP: 0033:0x4471f9 [ 222.227528] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 222.246448] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 222.254171] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 222.261450] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 222.268729] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 222.276018] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 222.283306] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 222.313464] FAULT_INJECTION: forcing a failure. [ 222.313464] name failslab, interval 1, probability 0, space 0, times 0 [ 222.350009] CPU: 0 PID: 10958 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 222.358041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.367486] Call Trace: [ 222.370100] dump_stack+0x197/0x210 [ 222.373757] should_fail.cold+0xa/0x1b [ 222.377671] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 222.382802] ? memset+0x32/0x40 [ 222.386460] ? memcpy+0x46/0x50 [ 222.389855] __should_failslab+0x121/0x190 [ 222.394123] should_failslab+0x9/0x14 [ 222.397954] __kmalloc_track_caller+0x6d/0x750 [ 222.402577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.408153] ? gnet_stats_copy_queue+0x20d/0x4f0 [ 222.412953] ? gnet_stats_copy_app+0x73/0x300 [ 222.417487] kmemdup+0x27/0x60 [ 222.420726] gnet_stats_copy_app+0x73/0x300 [ 222.425090] qfq_dump_class_stats+0x25a/0x3a0 [ 222.429634] ? qfq_bind_tcf+0x1e0/0x1e0 [ 222.433650] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 222.438721] ? gnet_stats_start_copy_compat+0x1f3/0x480 [ 222.444128] ? qfq_bind_tcf+0x1e0/0x1e0 [ 222.448132] tc_fill_tclass+0x5c1/0x8f0 [ 222.452138] ? qdisc_watchdog+0x290/0x290 [ 222.456331] ? qfq_delete_class+0x350/0x350 [ 222.460686] ? validate_nla+0x32f/0x810 [ 222.464711] tclass_notify.isra.0.constprop.0+0xdb/0x1a0 [ 222.470209] ? qfq_delete_class+0x350/0x350 [ 222.474566] tc_ctl_tclass+0x532/0xc60 [ 222.478495] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 222.483647] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.489223] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 222.494367] rtnetlink_rcv_msg+0x463/0xb00 [ 222.498645] ? rtnetlink_put_metrics+0x560/0x560 [ 222.503445] ? netlink_deliver_tap+0x22d/0xc20 [ 222.508063] ? find_held_lock+0x35/0x130 [ 222.512161] netlink_rcv_skb+0x17d/0x460 [ 222.516253] ? rtnetlink_put_metrics+0x560/0x560 [ 222.521036] ? netlink_ack+0xb30/0xb30 [ 222.524989] ? kasan_check_read+0x11/0x20 [ 222.529167] ? netlink_deliver_tap+0x254/0xc20 [ 222.533782] rtnetlink_rcv+0x1d/0x30 [ 222.537592] netlink_unicast+0x53a/0x730 [ 222.541705] ? netlink_attachskb+0x770/0x770 [ 222.546175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.551759] netlink_sendmsg+0x8ae/0xd70 [ 222.555859] ? netlink_unicast+0x730/0x730 [ 222.560158] ? selinux_socket_sendmsg+0x36/0x40 [ 222.564889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.570460] ? security_socket_sendmsg+0x8d/0xc0 [ 222.575251] ? netlink_unicast+0x730/0x730 [ 222.579573] sock_sendmsg+0xd7/0x130 [ 222.583321] ___sys_sendmsg+0x803/0x920 [ 222.587743] ? copy_msghdr_from_user+0x430/0x430 [ 222.592523] ? lock_downgrade+0x880/0x880 [ 222.596691] ? kasan_check_read+0x11/0x20 [ 222.600857] ? __fget+0x367/0x540 [ 222.604331] ? iterate_fd+0x360/0x360 [ 222.608159] ? __fget_light+0x1a9/0x230 [ 222.612152] ? __fdget+0x1b/0x20 [ 222.615599] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.621186] __sys_sendmsg+0x105/0x1d0 [ 222.625098] ? __ia32_sys_shutdown+0x80/0x80 [ 222.629535] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 222.634374] ? do_syscall_64+0x26/0x620 [ 222.638367] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.643748] ? do_syscall_64+0x26/0x620 [ 222.647747] __x64_sys_sendmsg+0x78/0xb0 [ 222.651829] do_syscall_64+0xfd/0x620 [ 222.655657] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 222.660859] RIP: 0033:0x4471f9 [ 222.664078] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 222.682990] RSP: 002b:00007fcd95fb8d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 222.690714] RAX: ffffffffffffffda RBX: 00000000006dccb8 RCX: 00000000004471f9 [ 222.697992] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000e [ 222.705285] RBP: 00000000006dccb0 R08: 0000000000000001 R09: 0000000000000036 executing program [ 222.712567] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd95fb8d80 [ 222.719826] R13: 000000000000000f R14: 0000000000000000 R15: 0507002400000074 [ 222.748560] FAULT_INJECTION: forcing a failure. [ 222.748560] name failslab, interval 1, probability 0, space 0, times 0 [ 222.764107] CPU: 0 PID: 10977 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 222.772128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.781495] Call Trace: [ 222.784111] dump_stack+0x197/0x210 [ 222.787764] should_fail.cold+0xa/0x1b [ 222.791676] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 222.796843] ? lock_downgrade+0x880/0x880 [ 222.801017] __should_failslab+0x121/0x190 [ 222.805270] should_failslab+0x9/0x14 [ 222.809087] kmem_cache_alloc_node+0x26c/0x710 [ 222.813712] ? qfq_change_class+0x6c3/0x15ce [ 222.818146] __alloc_skb+0xd5/0x5f0 [ 222.821795] ? skb_trim+0x190/0x190 [ 222.825440] ? qfq_delete_class+0x350/0x350 [ 222.829775] ? validate_nla+0x32f/0x810 [ 222.833777] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 222.839246] ? qfq_delete_class+0x350/0x350 [ 222.843590] tc_ctl_tclass+0x532/0xc60 [ 222.847510] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 222.852646] ? find_held_lock+0x35/0x130 [ 222.856740] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.862304] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 222.867436] rtnetlink_rcv_msg+0x463/0xb00 [ 222.871709] ? rtnetlink_put_metrics+0x560/0x560 [ 222.876507] ? netlink_deliver_tap+0x22d/0xc20 [ 222.881123] ? find_held_lock+0x35/0x130 [ 222.885225] netlink_rcv_skb+0x17d/0x460 [ 222.889326] ? rtnetlink_put_metrics+0x560/0x560 [ 222.894217] ? netlink_ack+0xb30/0xb30 [ 222.898143] ? kasan_check_read+0x11/0x20 [ 222.902329] ? netlink_deliver_tap+0x254/0xc20 [ 222.906950] rtnetlink_rcv+0x1d/0x30 [ 222.910695] netlink_unicast+0x53a/0x730 [ 222.914789] ? netlink_attachskb+0x770/0x770 [ 222.919225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.924785] netlink_sendmsg+0x8ae/0xd70 [ 222.928926] ? netlink_unicast+0x730/0x730 [ 222.933186] ? selinux_socket_sendmsg+0x36/0x40 [ 222.937875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 222.943447] ? security_socket_sendmsg+0x8d/0xc0 [ 222.948225] ? netlink_unicast+0x730/0x730 [ 222.952481] sock_sendmsg+0xd7/0x130 [ 222.956219] ___sys_sendmsg+0x803/0x920 [ 222.960225] ? copy_msghdr_from_user+0x430/0x430 [ 222.965015] ? lock_downgrade+0x880/0x880 [ 222.969200] ? kasan_check_read+0x11/0x20 [ 222.973380] ? __fget+0x367/0x540 [ 222.976856] ? iterate_fd+0x360/0x360 [ 222.980725] ? __fget_light+0x1a9/0x230 [ 222.984721] ? __fdget+0x1b/0x20 [ 222.988111] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 222.993674] __sys_sendmsg+0x105/0x1d0 [ 222.997583] ? __ia32_sys_shutdown+0x80/0x80 [ 223.002022] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 223.006810] ? do_syscall_64+0x26/0x620 [ 223.010801] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.016174] ? do_syscall_64+0x26/0x620 [ 223.020169] __x64_sys_sendmsg+0x78/0xb0 [ 223.024247] do_syscall_64+0xfd/0x620 [ 223.028074] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.033275] RIP: 0033:0x4471f9 [ 223.036483] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 223.055417] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 223.063160] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 223.070437] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 223.077713] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 223.084990] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 223.092274] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 223.131481] FAULT_INJECTION: forcing a failure. [ 223.131481] name failslab, interval 1, probability 0, space 0, times 0 [ 223.146828] CPU: 1 PID: 10993 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 223.154834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 223.164198] Call Trace: [ 223.166806] dump_stack+0x197/0x210 [ 223.170471] should_fail.cold+0xa/0x1b [ 223.174374] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 223.179508] ? lock_downgrade+0x880/0x880 [ 223.183687] __should_failslab+0x121/0x190 [ 223.187948] should_failslab+0x9/0x14 [ 223.191759] kmem_cache_alloc_node+0x26c/0x710 [ 223.196355] ? qfq_change_class+0x6c3/0x15ce [ 223.200783] __alloc_skb+0xd5/0x5f0 [ 223.204427] ? skb_trim+0x190/0x190 [ 223.208070] ? qfq_delete_class+0x350/0x350 [ 223.212419] ? validate_nla+0x32f/0x810 [ 223.216436] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 223.221920] ? qfq_delete_class+0x350/0x350 [ 223.226257] tc_ctl_tclass+0x532/0xc60 [ 223.230159] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 223.235272] ? find_held_lock+0x35/0x130 [ 223.239382] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.244933] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 223.250072] rtnetlink_rcv_msg+0x463/0xb00 [ 223.254322] ? rtnetlink_put_metrics+0x560/0x560 [ 223.259098] ? netlink_deliver_tap+0x22d/0xc20 [ 223.263693] ? find_held_lock+0x35/0x130 [ 223.267772] netlink_rcv_skb+0x17d/0x460 [ 223.271848] ? rtnetlink_put_metrics+0x560/0x560 [ 223.276620] ? netlink_ack+0xb30/0xb30 [ 223.280517] ? kasan_check_read+0x11/0x20 [ 223.284690] ? netlink_deliver_tap+0x254/0xc20 [ 223.289295] rtnetlink_rcv+0x1d/0x30 [ 223.293027] netlink_unicast+0x53a/0x730 [ 223.297106] ? netlink_attachskb+0x770/0x770 [ 223.301536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.307091] netlink_sendmsg+0x8ae/0xd70 [ 223.311176] ? netlink_unicast+0x730/0x730 [ 223.315433] ? selinux_socket_sendmsg+0x36/0x40 [ 223.320112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.325664] ? security_socket_sendmsg+0x8d/0xc0 [ 223.330437] ? netlink_unicast+0x730/0x730 [ 223.334692] sock_sendmsg+0xd7/0x130 [ 223.338422] ___sys_sendmsg+0x803/0x920 [ 223.342419] ? copy_msghdr_from_user+0x430/0x430 [ 223.347197] ? lock_downgrade+0x880/0x880 [ 223.351364] ? kasan_check_read+0x11/0x20 [ 223.355544] ? __fget+0x367/0x540 [ 223.359026] ? iterate_fd+0x360/0x360 [ 223.362849] ? __fget_light+0x1a9/0x230 [ 223.366840] ? __fdget+0x1b/0x20 [ 223.370221] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.375782] __sys_sendmsg+0x105/0x1d0 [ 223.379689] ? __ia32_sys_shutdown+0x80/0x80 [ 223.384124] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 223.388898] ? do_syscall_64+0x26/0x620 [ 223.392885] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.398265] ? do_syscall_64+0x26/0x620 [ 223.402264] __x64_sys_sendmsg+0x78/0xb0 [ 223.406345] do_syscall_64+0xfd/0x620 [ 223.410167] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.415366] RIP: 0033:0x4471f9 [ 223.418595] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 223.437514] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 223.445239] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 223.452520] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 223.459802] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 [ 223.467082] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 223.474357] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 executing program [ 223.530975] nla_parse: 3 callbacks suppressed [ 223.530982] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 223.555850] FAULT_INJECTION: forcing a failure. [ 223.555850] name failslab, interval 1, probability 0, space 0, times 0 [ 223.574963] CPU: 1 PID: 11009 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 223.583049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 223.592423] Call Trace: [ 223.595049] dump_stack+0x197/0x210 [ 223.598712] should_fail.cold+0xa/0x1b [ 223.602643] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 223.607784] ? lock_downgrade+0x880/0x880 [ 223.612006] __should_failslab+0x121/0x190 [ 223.616284] should_failslab+0x9/0x14 [ 223.620159] kmem_cache_alloc_node+0x26c/0x710 [ 223.624800] ? qfq_change_class+0x6c3/0x15ce [ 223.629278] __alloc_skb+0xd5/0x5f0 [ 223.632958] ? skb_trim+0x190/0x190 [ 223.636629] ? qfq_delete_class+0x350/0x350 [ 223.640990] ? validate_nla+0x32f/0x810 [ 223.645007] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 223.650514] ? qfq_delete_class+0x350/0x350 [ 223.654863] tc_ctl_tclass+0x532/0xc60 [ 223.658797] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 223.663938] ? find_held_lock+0x35/0x130 [ 223.668072] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.673656] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 223.678805] rtnetlink_rcv_msg+0x463/0xb00 [ 223.683064] ? rtnetlink_put_metrics+0x560/0x560 [ 223.687851] ? netlink_deliver_tap+0x22d/0xc20 [ 223.692457] ? find_held_lock+0x35/0x130 [ 223.696542] netlink_rcv_skb+0x17d/0x460 [ 223.700626] ? rtnetlink_put_metrics+0x560/0x560 [ 223.705405] ? netlink_ack+0xb30/0xb30 [ 223.709324] ? kasan_check_read+0x11/0x20 [ 223.713490] ? netlink_deliver_tap+0x254/0xc20 [ 223.718094] rtnetlink_rcv+0x1d/0x30 [ 223.721824] netlink_unicast+0x53a/0x730 [ 223.725903] ? netlink_attachskb+0x770/0x770 [ 223.730326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.735906] netlink_sendmsg+0x8ae/0xd70 [ 223.739997] ? netlink_unicast+0x730/0x730 [ 223.744262] ? selinux_socket_sendmsg+0x36/0x40 [ 223.748947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 223.754509] ? security_socket_sendmsg+0x8d/0xc0 [ 223.759283] ? netlink_unicast+0x730/0x730 [ 223.763536] sock_sendmsg+0xd7/0x130 [ 223.767296] ___sys_sendmsg+0x803/0x920 [ 223.771310] ? copy_msghdr_from_user+0x430/0x430 [ 223.776096] ? lock_downgrade+0x880/0x880 [ 223.780263] ? kasan_check_read+0x11/0x20 [ 223.784426] ? __fget+0x367/0x540 [ 223.787940] ? iterate_fd+0x360/0x360 [ 223.791757] ? __fget_light+0x1a9/0x230 [ 223.795738] ? __fdget+0x1b/0x20 [ 223.799117] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 223.804770] __sys_sendmsg+0x105/0x1d0 [ 223.808669] ? __ia32_sys_shutdown+0x80/0x80 [ 223.813113] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 223.817896] ? do_syscall_64+0x26/0x620 [ 223.821880] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.827253] ? do_syscall_64+0x26/0x620 [ 223.831245] __x64_sys_sendmsg+0x78/0xb0 [ 223.835321] do_syscall_64+0xfd/0x620 [ 223.839136] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 223.844379] RIP: 0033:0x4471f9 [ 223.847613] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 223.866542] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 223.874265] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 223.881543] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 223.888821] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 223.896104] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 223.903378] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 223.914691] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 223.937508] FAULT_INJECTION: forcing a failure. [ 223.937508] name failslab, interval 1, probability 0, space 0, times 0 [ 223.952251] CPU: 1 PID: 11024 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 223.960329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 223.969687] Call Trace: [ 223.972292] dump_stack+0x197/0x210 [ 223.975939] should_fail.cold+0xa/0x1b [ 223.979841] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 223.984960] ? lock_downgrade+0x880/0x880 [ 223.989133] __should_failslab+0x121/0x190 [ 223.993384] should_failslab+0x9/0x14 [ 223.997204] kmem_cache_alloc_node+0x26c/0x710 [ 224.001805] ? qfq_change_class+0x6c3/0x15ce [ 224.006235] __alloc_skb+0xd5/0x5f0 [ 224.009880] ? skb_trim+0x190/0x190 [ 224.013547] ? qfq_delete_class+0x350/0x350 [ 224.017953] ? validate_nla+0x32f/0x810 [ 224.021965] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 224.027560] ? qfq_delete_class+0x350/0x350 [ 224.031911] tc_ctl_tclass+0x532/0xc60 [ 224.035834] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 224.040975] ? find_held_lock+0x35/0x130 [ 224.045096] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.050696] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 224.055831] rtnetlink_rcv_msg+0x463/0xb00 [ 224.060190] ? rtnetlink_put_metrics+0x560/0x560 [ 224.064974] ? netlink_deliver_tap+0x22d/0xc20 [ 224.069575] ? find_held_lock+0x35/0x130 [ 224.073658] netlink_rcv_skb+0x17d/0x460 [ 224.077736] ? rtnetlink_put_metrics+0x560/0x560 [ 224.082511] ? netlink_ack+0xb30/0xb30 [ 224.086416] ? kasan_check_read+0x11/0x20 [ 224.090583] ? netlink_deliver_tap+0x254/0xc20 [ 224.095188] rtnetlink_rcv+0x1d/0x30 [ 224.098926] netlink_unicast+0x53a/0x730 [ 224.103019] ? netlink_attachskb+0x770/0x770 [ 224.107482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.113075] netlink_sendmsg+0x8ae/0xd70 [ 224.117177] ? netlink_unicast+0x730/0x730 [ 224.121448] ? selinux_socket_sendmsg+0x36/0x40 [ 224.126146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.131717] ? security_socket_sendmsg+0x8d/0xc0 [ 224.136502] ? netlink_unicast+0x730/0x730 [ 224.140763] sock_sendmsg+0xd7/0x130 [ 224.144512] ___sys_sendmsg+0x803/0x920 [ 224.148507] ? copy_msghdr_from_user+0x430/0x430 [ 224.153281] ? lock_downgrade+0x880/0x880 [ 224.157453] ? kasan_check_read+0x11/0x20 [ 224.161615] ? __fget+0x367/0x540 [ 224.165086] ? iterate_fd+0x360/0x360 [ 224.168905] ? __fget_light+0x1a9/0x230 [ 224.172890] ? __fdget+0x1b/0x20 [ 224.176277] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.181830] __sys_sendmsg+0x105/0x1d0 [ 224.185730] ? __ia32_sys_shutdown+0x80/0x80 [ 224.190173] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 224.194952] ? do_syscall_64+0x26/0x620 [ 224.198940] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.204329] ? do_syscall_64+0x26/0x620 [ 224.208321] __x64_sys_sendmsg+0x78/0xb0 [ 224.212401] do_syscall_64+0xfd/0x620 [ 224.216218] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.221415] RIP: 0033:0x4471f9 executing program [ 224.224617] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 224.243527] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 224.251240] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 224.258516] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 224.265823] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 224.273098] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 224.280383] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 224.302668] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 224.321926] FAULT_INJECTION: forcing a failure. [ 224.321926] name failslab, interval 1, probability 0, space 0, times 0 [ 224.334240] CPU: 1 PID: 11040 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 224.342227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.351585] Call Trace: [ 224.354197] dump_stack+0x197/0x210 [ 224.357847] should_fail.cold+0xa/0x1b [ 224.361749] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 224.366866] ? lock_downgrade+0x880/0x880 [ 224.371044] __should_failslab+0x121/0x190 [ 224.375295] should_failslab+0x9/0x14 [ 224.379110] kmem_cache_alloc_node+0x26c/0x710 [ 224.383706] ? qfq_change_class+0x6c3/0x15ce [ 224.388133] __alloc_skb+0xd5/0x5f0 [ 224.391781] ? skb_trim+0x190/0x190 [ 224.395425] ? qfq_delete_class+0x350/0x350 [ 224.399759] ? validate_nla+0x32f/0x810 [ 224.403750] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 224.409217] ? qfq_delete_class+0x350/0x350 [ 224.413555] tc_ctl_tclass+0x532/0xc60 [ 224.417460] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 224.422608] ? find_held_lock+0x35/0x130 [ 224.426696] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.432300] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 224.437420] rtnetlink_rcv_msg+0x463/0xb00 [ 224.441673] ? rtnetlink_put_metrics+0x560/0x560 [ 224.446448] ? netlink_deliver_tap+0x22d/0xc20 [ 224.451056] ? find_held_lock+0x35/0x130 [ 224.455153] netlink_rcv_skb+0x17d/0x460 [ 224.459233] ? rtnetlink_put_metrics+0x560/0x560 [ 224.464013] ? netlink_ack+0xb30/0xb30 [ 224.467953] ? kasan_check_read+0x11/0x20 [ 224.472122] ? netlink_deliver_tap+0x254/0xc20 [ 224.476753] rtnetlink_rcv+0x1d/0x30 [ 224.480482] netlink_unicast+0x53a/0x730 [ 224.484572] ? netlink_attachskb+0x770/0x770 [ 224.488999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.494568] netlink_sendmsg+0x8ae/0xd70 [ 224.498646] ? netlink_unicast+0x730/0x730 [ 224.502900] ? selinux_socket_sendmsg+0x36/0x40 [ 224.507605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.513155] ? security_socket_sendmsg+0x8d/0xc0 [ 224.517924] ? netlink_unicast+0x730/0x730 [ 224.522174] sock_sendmsg+0xd7/0x130 [ 224.525906] ___sys_sendmsg+0x803/0x920 [ 224.529909] ? copy_msghdr_from_user+0x430/0x430 [ 224.534682] ? lock_downgrade+0x880/0x880 [ 224.538844] ? kasan_check_read+0x11/0x20 [ 224.543003] ? __fget+0x367/0x540 [ 224.546475] ? iterate_fd+0x360/0x360 [ 224.550292] ? __fget_light+0x1a9/0x230 [ 224.554281] ? __fdget+0x1b/0x20 [ 224.557663] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.563213] __sys_sendmsg+0x105/0x1d0 [ 224.567170] ? __ia32_sys_shutdown+0x80/0x80 [ 224.571604] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 224.576371] ? do_syscall_64+0x26/0x620 [ 224.580365] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.585742] ? do_syscall_64+0x26/0x620 [ 224.589731] __x64_sys_sendmsg+0x78/0xb0 [ 224.593804] do_syscall_64+0xfd/0x620 [ 224.597645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.602849] RIP: 0033:0x4471f9 [ 224.606051] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 224.624973] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 224.632699] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 224.639987] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 224.647279] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 224.654576] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 224.661879] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 224.677033] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 224.702225] FAULT_INJECTION: forcing a failure. [ 224.702225] name failslab, interval 1, probability 0, space 0, times 0 [ 224.745894] CPU: 0 PID: 11054 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 224.753940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.763327] Call Trace: [ 224.765953] dump_stack+0x197/0x210 [ 224.769624] should_fail.cold+0xa/0x1b [ 224.773553] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 224.778696] ? lock_downgrade+0x880/0x880 [ 224.782886] __should_failslab+0x121/0x190 [ 224.787154] should_failslab+0x9/0x14 [ 224.790984] kmem_cache_alloc_node+0x26c/0x710 [ 224.795607] ? qfq_change_class+0x6c3/0x15ce [ 224.800053] __alloc_skb+0xd5/0x5f0 [ 224.803711] ? skb_trim+0x190/0x190 [ 224.807388] ? qfq_delete_class+0x350/0x350 [ 224.811742] ? validate_nla+0x32f/0x810 [ 224.815775] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 224.821256] ? qfq_delete_class+0x350/0x350 [ 224.825612] tc_ctl_tclass+0x532/0xc60 [ 224.829529] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 224.834657] ? find_held_lock+0x35/0x130 [ 224.838766] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.844318] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 224.849437] rtnetlink_rcv_msg+0x463/0xb00 [ 224.853690] ? rtnetlink_put_metrics+0x560/0x560 [ 224.858463] ? netlink_deliver_tap+0x22d/0xc20 [ 224.863059] ? find_held_lock+0x35/0x130 [ 224.867139] netlink_rcv_skb+0x17d/0x460 [ 224.871219] ? rtnetlink_put_metrics+0x560/0x560 [ 224.876007] ? netlink_ack+0xb30/0xb30 [ 224.879918] ? kasan_check_read+0x11/0x20 [ 224.884095] ? netlink_deliver_tap+0x254/0xc20 [ 224.888697] rtnetlink_rcv+0x1d/0x30 [ 224.892423] netlink_unicast+0x53a/0x730 [ 224.896506] ? netlink_attachskb+0x770/0x770 [ 224.900946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.906505] netlink_sendmsg+0x8ae/0xd70 [ 224.910595] ? netlink_unicast+0x730/0x730 [ 224.914851] ? selinux_socket_sendmsg+0x36/0x40 [ 224.919530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.925080] ? security_socket_sendmsg+0x8d/0xc0 [ 224.929858] ? netlink_unicast+0x730/0x730 [ 224.934107] sock_sendmsg+0xd7/0x130 [ 224.937839] ___sys_sendmsg+0x803/0x920 [ 224.941847] ? copy_msghdr_from_user+0x430/0x430 [ 224.946622] ? lock_downgrade+0x880/0x880 [ 224.950785] ? kasan_check_read+0x11/0x20 [ 224.954953] ? __fget+0x367/0x540 [ 224.958421] ? iterate_fd+0x360/0x360 [ 224.962241] ? __fget_light+0x1a9/0x230 [ 224.966229] ? __fdget+0x1b/0x20 [ 224.969612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.975164] __sys_sendmsg+0x105/0x1d0 [ 224.979081] ? __ia32_sys_shutdown+0x80/0x80 [ 224.983511] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 224.988277] ? do_syscall_64+0x26/0x620 [ 224.992263] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.997637] ? do_syscall_64+0x26/0x620 [ 225.001637] __x64_sys_sendmsg+0x78/0xb0 [ 225.005714] do_syscall_64+0xfd/0x620 [ 225.009536] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.014737] RIP: 0033:0x4471f9 [ 225.017954] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 225.036869] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e executing program [ 225.044599] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 225.051886] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 225.059178] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 225.066466] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 225.073752] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 225.093057] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 225.125324] FAULT_INJECTION: forcing a failure. [ 225.125324] name failslab, interval 1, probability 0, space 0, times 0 [ 225.152840] CPU: 1 PID: 11072 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 225.160897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.170273] Call Trace: [ 225.172908] dump_stack+0x197/0x210 [ 225.176583] should_fail.cold+0xa/0x1b [ 225.180517] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 225.185693] ? lock_downgrade+0x880/0x880 [ 225.189908] __should_failslab+0x121/0x190 [ 225.194184] should_failslab+0x9/0x14 [ 225.198023] kmem_cache_alloc_node+0x26c/0x710 [ 225.202645] ? qfq_change_class+0x6c3/0x15ce [ 225.207113] __alloc_skb+0xd5/0x5f0 [ 225.210769] ? skb_trim+0x190/0x190 [ 225.214450] ? qfq_delete_class+0x350/0x350 [ 225.218822] ? validate_nla+0x32f/0x810 [ 225.222828] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 225.228321] ? qfq_delete_class+0x350/0x350 [ 225.232666] tc_ctl_tclass+0x532/0xc60 [ 225.236604] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 225.241730] ? find_held_lock+0x35/0x130 [ 225.245823] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.251374] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 225.256496] rtnetlink_rcv_msg+0x463/0xb00 [ 225.260748] ? rtnetlink_put_metrics+0x560/0x560 [ 225.265523] ? netlink_deliver_tap+0x22d/0xc20 [ 225.270201] ? find_held_lock+0x35/0x130 [ 225.274279] netlink_rcv_skb+0x17d/0x460 [ 225.278358] ? rtnetlink_put_metrics+0x560/0x560 [ 225.283130] ? netlink_ack+0xb30/0xb30 [ 225.287031] ? kasan_check_read+0x11/0x20 [ 225.291194] ? netlink_deliver_tap+0x254/0xc20 [ 225.295796] rtnetlink_rcv+0x1d/0x30 [ 225.299522] netlink_unicast+0x53a/0x730 [ 225.303635] ? netlink_attachskb+0x770/0x770 [ 225.308072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.313647] netlink_sendmsg+0x8ae/0xd70 [ 225.317728] ? netlink_unicast+0x730/0x730 [ 225.321992] ? selinux_socket_sendmsg+0x36/0x40 [ 225.326679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.332229] ? security_socket_sendmsg+0x8d/0xc0 [ 225.336999] ? netlink_unicast+0x730/0x730 [ 225.341257] sock_sendmsg+0xd7/0x130 [ 225.344986] ___sys_sendmsg+0x803/0x920 [ 225.348990] ? copy_msghdr_from_user+0x430/0x430 [ 225.353766] ? lock_downgrade+0x880/0x880 [ 225.357933] ? kasan_check_read+0x11/0x20 [ 225.362098] ? __fget+0x367/0x540 [ 225.365567] ? iterate_fd+0x360/0x360 [ 225.369398] ? __fget_light+0x1a9/0x230 [ 225.373383] ? __fdget+0x1b/0x20 [ 225.376759] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.382316] __sys_sendmsg+0x105/0x1d0 [ 225.386221] ? __ia32_sys_shutdown+0x80/0x80 [ 225.390657] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 225.395425] ? do_syscall_64+0x26/0x620 [ 225.399430] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.404803] ? do_syscall_64+0x26/0x620 [ 225.408791] __x64_sys_sendmsg+0x78/0xb0 [ 225.412943] do_syscall_64+0xfd/0x620 [ 225.416786] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.421982] RIP: 0033:0x4471f9 [ 225.425188] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 225.444112] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 225.451840] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 225.459122] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 225.466410] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 225.473680] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 225.480937] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 225.492132] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 225.518258] FAULT_INJECTION: forcing a failure. [ 225.518258] name failslab, interval 1, probability 0, space 0, times 0 [ 225.541961] CPU: 1 PID: 11089 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 225.549975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.559336] Call Trace: [ 225.561958] dump_stack+0x197/0x210 [ 225.565606] should_fail.cold+0xa/0x1b [ 225.569511] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 225.574675] ? lock_downgrade+0x880/0x880 [ 225.578842] __should_failslab+0x121/0x190 [ 225.583101] should_failslab+0x9/0x14 [ 225.587347] kmem_cache_alloc_node+0x26c/0x710 [ 225.591953] ? qfq_change_class+0x6c3/0x15ce [ 225.596386] __alloc_skb+0xd5/0x5f0 [ 225.600028] ? skb_trim+0x190/0x190 [ 225.603679] ? qfq_delete_class+0x350/0x350 [ 225.608035] ? validate_nla+0x32f/0x810 [ 225.612031] tclass_notify.isra.0.constprop.0+0x86/0x1a0 [ 225.617495] ? qfq_delete_class+0x350/0x350 [ 225.621840] tc_ctl_tclass+0x532/0xc60 [ 225.625745] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 225.630862] ? find_held_lock+0x35/0x130 [ 225.634951] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.640502] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 225.645620] rtnetlink_rcv_msg+0x463/0xb00 [ 225.649872] ? rtnetlink_put_metrics+0x560/0x560 [ 225.654647] ? netlink_deliver_tap+0x22d/0xc20 [ 225.659247] ? find_held_lock+0x35/0x130 [ 225.663336] netlink_rcv_skb+0x17d/0x460 [ 225.667418] ? rtnetlink_put_metrics+0x560/0x560 [ 225.672191] ? netlink_ack+0xb30/0xb30 [ 225.676099] ? kasan_check_read+0x11/0x20 [ 225.680281] ? netlink_deliver_tap+0x254/0xc20 [ 225.684904] rtnetlink_rcv+0x1d/0x30 [ 225.688646] netlink_unicast+0x53a/0x730 [ 225.692734] ? netlink_attachskb+0x770/0x770 [ 225.697178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.702751] netlink_sendmsg+0x8ae/0xd70 [ 225.706834] ? netlink_unicast+0x730/0x730 [ 225.711089] ? selinux_socket_sendmsg+0x36/0x40 [ 225.715776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.721334] ? security_socket_sendmsg+0x8d/0xc0 [ 225.726101] ? netlink_unicast+0x730/0x730 [ 225.730365] sock_sendmsg+0xd7/0x130 [ 225.734109] ___sys_sendmsg+0x803/0x920 [ 225.738122] ? copy_msghdr_from_user+0x430/0x430 [ 225.742902] ? lock_downgrade+0x880/0x880 [ 225.747070] ? kasan_check_read+0x11/0x20 [ 225.751272] ? __fget+0x367/0x540 [ 225.754751] ? iterate_fd+0x360/0x360 [ 225.758572] ? __fget_light+0x1a9/0x230 [ 225.762565] ? __fdget+0x1b/0x20 [ 225.765952] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.771538] __sys_sendmsg+0x105/0x1d0 [ 225.775561] ? __ia32_sys_shutdown+0x80/0x80 [ 225.780023] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 225.784827] ? do_syscall_64+0x26/0x620 [ 225.788848] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.794248] ? do_syscall_64+0x26/0x620 [ 225.798275] __x64_sys_sendmsg+0x78/0xb0 [ 225.802391] do_syscall_64+0xfd/0x620 [ 225.806232] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.811461] RIP: 0033:0x4471f9 [ 225.814692] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 225.833621] RSP: 002b:00007fcd9601bd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 225.841363] RAX: ffffffffffffffda RBX: 00000000006dcc88 RCX: 00000000004471f9 [ 225.848664] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 225.855967] RBP: 00000000006dcc80 R08: 0000000000000001 R09: 0000000000000036 executing program [ 225.863259] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9601bd80 [ 225.870567] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 225.896693] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 225.923717] FAULT_INJECTION: forcing a failure. [ 225.923717] name failslab, interval 1, probability 0, space 0, times 0 [ 225.937219] CPU: 1 PID: 11102 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 225.945214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.954575] Call Trace: [ 225.957178] dump_stack+0x197/0x210 [ 225.960841] should_fail.cold+0xa/0x1b [ 225.964750] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 225.969871] ? lock_downgrade+0x880/0x880 [ 225.974061] __should_failslab+0x121/0x190 [ 225.978314] should_failslab+0x9/0x14 [ 225.982127] kmem_cache_alloc_trace+0x2cc/0x760 [ 225.986816] ? qfq_change_class+0xcf4/0x15ce [ 225.991244] ? __local_bh_enable_ip+0x15a/0x270 [ 225.995935] qfq_change_class+0xd29/0x15ce [ 226.000180] ? security_capable+0x95/0xc0 [ 226.004347] ? qfq_delete_class+0x350/0x350 [ 226.008679] ? validate_nla+0x32f/0x810 [ 226.012670] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 226.017697] ? qdisc_match_from_root+0x18a/0x280 [ 226.022459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.028011] ? qfq_delete_class+0x350/0x350 [ 226.032352] tc_ctl_tclass+0x4f8/0xc60 [ 226.036259] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 226.041373] ? find_held_lock+0x35/0x130 [ 226.045466] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.051058] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 226.056177] rtnetlink_rcv_msg+0x463/0xb00 [ 226.060431] ? rtnetlink_put_metrics+0x560/0x560 [ 226.065209] ? netlink_deliver_tap+0x22d/0xc20 [ 226.069805] ? find_held_lock+0x35/0x130 [ 226.073899] netlink_rcv_skb+0x17d/0x460 [ 226.077973] ? rtnetlink_put_metrics+0x560/0x560 [ 226.082743] ? netlink_ack+0xb30/0xb30 [ 226.086642] ? kasan_check_read+0x11/0x20 [ 226.090808] ? netlink_deliver_tap+0x254/0xc20 [ 226.095408] rtnetlink_rcv+0x1d/0x30 [ 226.099144] netlink_unicast+0x53a/0x730 [ 226.103225] ? netlink_attachskb+0x770/0x770 [ 226.107667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.113237] netlink_sendmsg+0x8ae/0xd70 [ 226.117323] ? netlink_unicast+0x730/0x730 [ 226.121580] ? selinux_socket_sendmsg+0x36/0x40 [ 226.126259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.131812] ? security_socket_sendmsg+0x8d/0xc0 [ 226.136691] ? netlink_unicast+0x730/0x730 [ 226.140947] sock_sendmsg+0xd7/0x130 [ 226.144682] ___sys_sendmsg+0x803/0x920 [ 226.148675] ? copy_msghdr_from_user+0x430/0x430 [ 226.153449] ? lock_downgrade+0x880/0x880 [ 226.157614] ? kasan_check_read+0x11/0x20 [ 226.161792] ? __fget+0x367/0x540 [ 226.165273] ? iterate_fd+0x360/0x360 [ 226.169098] ? __fget_light+0x1a9/0x230 [ 226.173094] ? __fdget+0x1b/0x20 [ 226.176489] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.182060] __sys_sendmsg+0x105/0x1d0 [ 226.185960] ? __ia32_sys_shutdown+0x80/0x80 [ 226.190408] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 226.195176] ? do_syscall_64+0x26/0x620 [ 226.199166] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.204564] ? do_syscall_64+0x26/0x620 [ 226.208559] __x64_sys_sendmsg+0x78/0xb0 [ 226.212639] do_syscall_64+0xfd/0x620 [ 226.216458] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.221662] RIP: 0033:0x4471f9 [ 226.224885] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 226.243811] RSP: 002b:00007fcd9605dd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 226.251547] RAX: ffffffffffffffda RBX: 00000000006dcc68 RCX: 00000000004471f9 [ 226.258852] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 226.266149] RBP: 00000000006dcc60 R08: 0000000000000001 R09: 0000000000000036 [ 226.273446] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9605dd80 [ 226.280754] R13: 0000000000000009 R14: 0000000000000000 R15: 0507002400000074 [ 226.295800] netlink: 24 bytes leftover after parsing attributes in process `syz-executor372'. [ 226.334272] ================================================================== [ 226.341790] BUG: KASAN: use-after-free in qfq_search_class+0x16e/0x1a0 [ 226.348469] Read of size 4 at addr ffff8880a0f21b40 by task syz-executor372/11117 [ 226.356089] [ 226.357733] CPU: 0 PID: 11117 Comm: syz-executor372 Not tainted 4.19.105-syzkaller #0 [ 226.365700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.375060] Call Trace: [ 226.377663] dump_stack+0x197/0x210 [ 226.381308] ? qfq_search_class+0x16e/0x1a0 [ 226.385647] print_address_description.cold+0x7c/0x20d [ 226.390941] ? qfq_search_class+0x16e/0x1a0 [ 226.395294] kasan_report.cold+0x8c/0x2ba [ 226.399458] __asan_report_load4_noabort+0x14/0x20 [ 226.404397] qfq_search_class+0x16e/0x1a0 [ 226.408560] ? qdisc_lookup+0x6c/0x250 [ 226.412457] tc_ctl_tclass+0x73b/0xc60 [ 226.416362] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 226.421478] ? find_held_lock+0x35/0x130 [ 226.425574] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.431127] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 226.436242] rtnetlink_rcv_msg+0x463/0xb00 [ 226.440493] ? rtnetlink_put_metrics+0x560/0x560 [ 226.445271] ? netlink_deliver_tap+0x22d/0xc20 [ 226.449865] ? find_held_lock+0x35/0x130 [ 226.453953] netlink_rcv_skb+0x17d/0x460 [ 226.458032] ? rtnetlink_put_metrics+0x560/0x560 [ 226.462810] ? netlink_ack+0xb30/0xb30 [ 226.466726] ? kasan_check_read+0x11/0x20 [ 226.470903] ? netlink_deliver_tap+0x254/0xc20 [ 226.475508] rtnetlink_rcv+0x1d/0x30 [ 226.479253] netlink_unicast+0x53a/0x730 [ 226.483350] ? netlink_attachskb+0x770/0x770 [ 226.487771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.493334] netlink_sendmsg+0x8ae/0xd70 [ 226.497419] ? netlink_unicast+0x730/0x730 [ 226.501680] ? selinux_socket_sendmsg+0x36/0x40 [ 226.506364] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.511932] ? security_socket_sendmsg+0x8d/0xc0 [ 226.516721] ? netlink_unicast+0x730/0x730 [ 226.520972] sock_sendmsg+0xd7/0x130 [ 226.524702] ___sys_sendmsg+0x803/0x920 [ 226.528695] ? copy_msghdr_from_user+0x430/0x430 [ 226.533515] ? lock_downgrade+0x880/0x880 [ 226.537691] ? kasan_check_read+0x11/0x20 [ 226.541852] ? __fget+0x367/0x540 [ 226.545311] ? iterate_fd+0x360/0x360 [ 226.549126] ? __fget_light+0x1a9/0x230 [ 226.553110] ? __fdget+0x1b/0x20 [ 226.556491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.562041] __sys_sendmsg+0x105/0x1d0 [ 226.565942] ? __ia32_sys_shutdown+0x80/0x80 [ 226.570372] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 226.575140] ? do_syscall_64+0x26/0x620 [ 226.579159] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.584558] ? do_syscall_64+0x26/0x620 [ 226.588572] __x64_sys_sendmsg+0x78/0xb0 [ 226.592663] do_syscall_64+0xfd/0x620 [ 226.596483] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.601681] RIP: 0033:0x4471f9 [ 226.604879] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 226.623854] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 226.631582] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 226.638863] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 226.646139] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 226.653413] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 226.660692] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 226.668001] [ 226.669647] Allocated by task 11102: [ 226.673391] save_stack+0x45/0xd0 [ 226.676905] kasan_kmalloc+0xce/0xf0 [ 226.680626] kmem_cache_alloc_trace+0x152/0x760 [ 226.685306] qfq_change_class+0x7e1/0x15ce [ 226.689578] tc_ctl_tclass+0x4f8/0xc60 [ 226.693483] rtnetlink_rcv_msg+0x463/0xb00 [ 226.697745] netlink_rcv_skb+0x17d/0x460 [ 226.701826] rtnetlink_rcv+0x1d/0x30 [ 226.705554] netlink_unicast+0x53a/0x730 [ 226.709644] netlink_sendmsg+0x8ae/0xd70 [ 226.713726] sock_sendmsg+0xd7/0x130 [ 226.717458] ___sys_sendmsg+0x803/0x920 [ 226.721443] __sys_sendmsg+0x105/0x1d0 [ 226.725334] __x64_sys_sendmsg+0x78/0xb0 [ 226.729388] do_syscall_64+0xfd/0x620 [ 226.733196] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.738383] [ 226.740001] Freed by task 11102: [ 226.743365] save_stack+0x45/0xd0 [ 226.746813] __kasan_slab_free+0x102/0x150 [ 226.751039] kasan_slab_free+0xe/0x10 [ 226.754832] kfree+0xcf/0x220 [ 226.757925] qfq_change_class+0xff7/0x15ce [ 226.762149] tc_ctl_tclass+0x4f8/0xc60 [ 226.766038] rtnetlink_rcv_msg+0x463/0xb00 [ 226.770292] netlink_rcv_skb+0x17d/0x460 [ 226.774383] rtnetlink_rcv+0x1d/0x30 [ 226.778094] netlink_unicast+0x53a/0x730 [ 226.782141] netlink_sendmsg+0x8ae/0xd70 [ 226.786198] sock_sendmsg+0xd7/0x130 [ 226.789954] ___sys_sendmsg+0x803/0x920 [ 226.793933] __sys_sendmsg+0x105/0x1d0 [ 226.797831] __x64_sys_sendmsg+0x78/0xb0 [ 226.801884] do_syscall_64+0xfd/0x620 [ 226.805673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.810845] [ 226.812461] The buggy address belongs to the object at ffff8880a0f21b40 [ 226.812461] which belongs to the cache kmalloc-128 of size 128 [ 226.825124] The buggy address is located 0 bytes inside of [ 226.825124] 128-byte region [ffff8880a0f21b40, ffff8880a0f21bc0) [ 226.836825] The buggy address belongs to the page: [ 226.841764] page:ffffea000283c840 count:1 mapcount:0 mapping:ffff88812c31c640 index:0x0 [ 226.849920] flags: 0xfffe0000000100(slab) [ 226.854079] raw: 00fffe0000000100 ffffea0002a1bbc8 ffffea00026c0f48 ffff88812c31c640 [ 226.861987] raw: 0000000000000000 ffff8880a0f21000 0000000100000015 0000000000000000 [ 226.869878] page dumped because: kasan: bad access detected [ 226.875589] [ 226.877215] Memory state around the buggy address: [ 226.882161] ffff8880a0f21a00: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc [ 226.889577] ffff8880a0f21a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 226.897003] >ffff8880a0f21b00: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 226.904364] ^ [ 226.909859] ffff8880a0f21b80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 226.917237] ffff8880a0f21c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc [ 226.924607] ================================================================== [ 226.932009] Disabling lock debugging due to kernel taint [ 226.939297] Kernel panic - not syncing: panic_on_warn set ... [ 226.939297] [ 226.946703] CPU: 1 PID: 11117 Comm: syz-executor372 Tainted: G B 4.19.105-syzkaller #0 [ 226.956052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.965409] Call Trace: [ 226.967993] dump_stack+0x197/0x210 [ 226.971609] ? qfq_search_class+0x16e/0x1a0 [ 226.975913] panic+0x26a/0x50e [ 226.979089] ? __warn_printk+0xf3/0xf3 [ 226.982960] ? qfq_search_class+0x16e/0x1a0 [ 226.987405] ? preempt_schedule+0x4b/0x60 [ 226.991540] ? ___preempt_schedule+0x16/0x18 [ 226.995930] ? trace_hardirqs_on+0x5e/0x220 [ 227.000247] ? qfq_search_class+0x16e/0x1a0 [ 227.004555] kasan_end_report+0x47/0x4f [ 227.008521] kasan_report.cold+0xa9/0x2ba [ 227.012678] __asan_report_load4_noabort+0x14/0x20 [ 227.017592] qfq_search_class+0x16e/0x1a0 [ 227.021747] ? qdisc_lookup+0x6c/0x250 [ 227.025617] tc_ctl_tclass+0x73b/0xc60 [ 227.029510] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 227.034595] ? find_held_lock+0x35/0x130 [ 227.038645] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.044199] ? qdisc_tree_reduce_backlog+0x570/0x570 [ 227.049326] rtnetlink_rcv_msg+0x463/0xb00 [ 227.053573] ? rtnetlink_put_metrics+0x560/0x560 [ 227.058317] ? netlink_deliver_tap+0x22d/0xc20 [ 227.062895] ? find_held_lock+0x35/0x130 [ 227.066955] netlink_rcv_skb+0x17d/0x460 [ 227.071008] ? rtnetlink_put_metrics+0x560/0x560 [ 227.075763] ? netlink_ack+0xb30/0xb30 [ 227.079650] ? kasan_check_read+0x11/0x20 [ 227.083783] ? netlink_deliver_tap+0x254/0xc20 [ 227.088351] rtnetlink_rcv+0x1d/0x30 [ 227.092056] netlink_unicast+0x53a/0x730 [ 227.096114] ? netlink_attachskb+0x770/0x770 [ 227.100506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.106026] netlink_sendmsg+0x8ae/0xd70 [ 227.110099] ? netlink_unicast+0x730/0x730 [ 227.114317] ? selinux_socket_sendmsg+0x36/0x40 [ 227.118970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.124490] ? security_socket_sendmsg+0x8d/0xc0 [ 227.129245] ? netlink_unicast+0x730/0x730 [ 227.133464] sock_sendmsg+0xd7/0x130 [ 227.137196] ___sys_sendmsg+0x803/0x920 [ 227.141182] ? copy_msghdr_from_user+0x430/0x430 [ 227.145934] ? lock_downgrade+0x880/0x880 [ 227.150069] ? kasan_check_read+0x11/0x20 [ 227.154201] ? __fget+0x367/0x540 [ 227.157636] ? iterate_fd+0x360/0x360 [ 227.161424] ? __fget_light+0x1a9/0x230 [ 227.165379] ? __fdget+0x1b/0x20 [ 227.168728] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.174253] __sys_sendmsg+0x105/0x1d0 [ 227.178124] ? __ia32_sys_shutdown+0x80/0x80 [ 227.182536] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 227.187486] ? do_syscall_64+0x26/0x620 [ 227.191451] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.196814] ? do_syscall_64+0x26/0x620 [ 227.200800] __x64_sys_sendmsg+0x78/0xb0 [ 227.204863] do_syscall_64+0xfd/0x620 [ 227.208658] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.213833] RIP: 0033:0x4471f9 [ 227.217010] Code: e8 0c bb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 227.235905] RSP: 002b:00007fcd9603cd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 227.243654] RAX: ffffffffffffffda RBX: 00000000006dcc78 RCX: 00000000004471f9 [ 227.250923] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 000000000000000f [ 227.258207] RBP: 00000000006dcc70 R08: 0000000000000001 R09: 0000000000000036 [ 227.265495] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd9603cd80 [ 227.272763] R13: 0000000000000010 R14: 0000000000000000 R15: 0507002400000074 [ 227.281244] Kernel Offset: disabled [ 227.284891] Rebooting in 86400 seconds..