54] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 105.552556] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.560256] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 105.567515] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 105.575051] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 105.582568] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 105.589826] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 105.598999] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 105.619624] FAULT_INJECTION: forcing a failure. [ 105.619624] name failslab, interval 1, probability 0, space 0, times 0 [ 105.633855] CPU: 0 PID: 8954 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 105.641846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.651457] Call Trace: [ 105.654048] dump_stack+0x123/0x171 [ 105.657762] should_fail.cold.4+0x5/0xa [ 105.661739] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 105.666945] ? lock_downgrade+0x860/0x860 [ 105.671077] ? ___might_sleep+0x16b/0x270 [ 105.675219] __should_failslab+0xba/0xf0 [ 105.679272] should_failslab+0x9/0x20 [ 105.683066] kmem_cache_alloc_trace+0x2cb/0x740 [ 105.687940] ? qfq_change_class+0xa93/0x14e0 [ 105.692365] ? qfq_change_class+0xa93/0x14e0 [ 105.696878] ? __local_bh_enable_ip+0x160/0x260 [ 105.701556] qfq_change_class+0xad9/0x14e0 [ 105.705962] ? qfq_delete_class+0x2d0/0x2d0 [ 105.710278] ? nla_parse+0x197/0x280 [ 105.714004] tc_ctl_tclass+0x3e9/0xba0 [ 105.717915] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 105.723005] ? find_held_lock+0x36/0x1d0 [ 105.727062] rtnetlink_rcv_msg+0x34f/0x8f0 [ 105.731288] ? rtnetlink_put_metrics+0x490/0x490 [ 105.736055] ? find_held_lock+0x36/0x1d0 [ 105.740199] netlink_rcv_skb+0x13e/0x3d0 [ 105.744356] ? lock_downgrade+0x860/0x860 [ 105.748498] ? rtnetlink_put_metrics+0x490/0x490 [ 105.753238] ? netlink_ack+0xa70/0xa70 [ 105.757207] ? netlink_deliver_tap+0x182/0xb00 [ 105.761783] rtnetlink_rcv+0x10/0x20 [ 105.768463] netlink_unicast+0x443/0x650 [ 105.772512] ? netlink_attachskb+0x6c0/0x6c0 [ 105.776927] ? _copy_from_iter_full+0x182/0x720 [ 105.781595] ? __check_object_size+0x1ef/0x310 [ 105.786163] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 105.791737] netlink_sendmsg+0x764/0xc60 [ 105.795791] ? netlink_unicast+0x650/0x650 [ 105.800110] ? apparmor_socket_sendmsg+0x1b/0x20 [ 105.804857] ? netlink_unicast+0x650/0x650 [ 105.809093] sock_sendmsg+0xb5/0xf0 [ 105.812723] ___sys_sendmsg+0x647/0x950 [ 105.816980] ? find_held_lock+0x36/0x1d0 [ 105.821048] ? copy_msghdr_from_user+0x430/0x430 [ 105.825824] ? __fget+0x278/0x400 [ 105.829438] ? kasan_check_read+0x11/0x20 [ 105.833586] ? __fget+0x295/0x400 [ 105.837035] ? expand_files.part.8+0x700/0x700 [ 105.841603] ? __f_unlock_pos+0xd/0x10 [ 105.845479] ? __fget_light+0x174/0x1e0 [ 105.849445] ? __fdget+0xe/0x10 [ 105.852712] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 105.857543] __sys_sendmsg+0xd9/0x180 [ 105.861347] ? __ia32_sys_shutdown+0x70/0x70 [ 105.865836] ? __sb_end_write+0xa4/0xd0 [ 105.869804] ? kasan_check_write+0x14/0x20 [ 105.874042] ? fput+0x18/0x120 [ 105.877224] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.882571] __x64_sys_sendmsg+0x73/0xb0 [ 105.886627] do_syscall_64+0xd0/0x4e0 [ 105.890435] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.895621] RIP: 0033:0x463d89 [ 105.898890] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 105.918047] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.925834] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 105.933144] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 105.940402] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 105.947658] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 105.955120] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 105.966033] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 105.982337] FAULT_INJECTION: forcing a failure. [ 105.982337] name failslab, interval 1, probability 0, space 0, times 0 [ 105.996439] CPU: 0 PID: 8964 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 106.005076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.014611] Call Trace: [ 106.017335] dump_stack+0x123/0x171 [ 106.021869] should_fail.cold.4+0x5/0xa [ 106.025900] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 106.031286] ? lock_downgrade+0x860/0x860 [ 106.035443] ? ___might_sleep+0x16b/0x270 [ 106.039827] __should_failslab+0xba/0xf0 [ 106.043890] should_failslab+0x9/0x20 [ 106.047686] kmem_cache_alloc_trace+0x2cb/0x740 [ 106.052426] ? qfq_change_class+0xa93/0x14e0 [ 106.056824] ? qfq_change_class+0xa93/0x14e0 [ 106.061549] ? __local_bh_enable_ip+0x160/0x260 [ 106.066458] qfq_change_class+0xad9/0x14e0 [ 106.070868] ? qfq_delete_class+0x2d0/0x2d0 [ 106.075384] ? nla_parse+0x197/0x280 [ 106.079439] tc_ctl_tclass+0x3e9/0xba0 [ 106.083336] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 106.088449] ? find_held_lock+0x36/0x1d0 [ 106.092517] rtnetlink_rcv_msg+0x34f/0x8f0 [ 106.096755] ? rtnetlink_put_metrics+0x490/0x490 [ 106.101519] ? find_held_lock+0x36/0x1d0 [ 106.105572] netlink_rcv_skb+0x13e/0x3d0 [ 106.109633] ? lock_downgrade+0x860/0x860 [ 106.113769] ? rtnetlink_put_metrics+0x490/0x490 [ 106.118786] ? netlink_ack+0xa70/0xa70 [ 106.122774] ? netlink_deliver_tap+0x182/0xb00 [ 106.127356] rtnetlink_rcv+0x10/0x20 [ 106.131091] netlink_unicast+0x443/0x650 [ 106.136024] ? netlink_attachskb+0x6c0/0x6c0 [ 106.140623] ? _copy_from_iter_full+0x182/0x720 [ 106.145289] ? __check_object_size+0x1ef/0x310 [ 106.149860] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 106.155594] netlink_sendmsg+0x764/0xc60 [ 106.159757] ? netlink_unicast+0x650/0x650 [ 106.163990] ? apparmor_socket_sendmsg+0x1b/0x20 [ 106.168750] ? netlink_unicast+0x650/0x650 [ 106.172970] sock_sendmsg+0xb5/0xf0 [ 106.176702] ___sys_sendmsg+0x647/0x950 [ 106.180679] ? find_held_lock+0x36/0x1d0 [ 106.184738] ? copy_msghdr_from_user+0x430/0x430 [ 106.189508] ? __fget+0x278/0x400 [ 106.192966] ? kasan_check_read+0x11/0x20 [ 106.197296] ? __fget+0x295/0x400 [ 106.200910] ? expand_files.part.8+0x700/0x700 [ 106.205588] ? __f_unlock_pos+0xd/0x10 [ 106.209672] ? __fget_light+0x174/0x1e0 [ 106.213630] ? __fdget+0xe/0x10 [ 106.216897] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 106.221723] __sys_sendmsg+0xd9/0x180 [ 106.225525] ? __ia32_sys_shutdown+0x70/0x70 [ 106.229932] ? __sb_end_write+0xa4/0xd0 [ 106.233899] ? kasan_check_write+0x14/0x20 [ 106.238130] ? fput+0x18/0x120 [ 106.241324] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.246769] __x64_sys_sendmsg+0x73/0xb0 [ 106.250826] do_syscall_64+0xd0/0x4e0 [ 106.254646] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.259920] RIP: 0033:0x463d89 [ 106.263105] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 106.282079] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.289793] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 106.297048] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 106.304314] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 106.311905] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 106.319531] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 106.329372] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 106.345898] FAULT_INJECTION: forcing a failure. [ 106.345898] name failslab, interval 1, probability 0, space 0, times 0 [ 106.366720] CPU: 0 PID: 8974 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 106.374641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.383999] Call Trace: [ 106.386616] dump_stack+0x123/0x171 [ 106.390344] should_fail.cold.4+0x5/0xa [ 106.394320] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 106.400217] ? lock_downgrade+0x860/0x860 [ 106.404369] ? ___might_sleep+0x16b/0x270 [ 106.408883] __should_failslab+0xba/0xf0 [ 106.413207] should_failslab+0x9/0x20 [ 106.417016] kmem_cache_alloc_trace+0x2cb/0x740 [ 106.421815] ? qfq_change_class+0xa93/0x14e0 [ 106.426446] ? qfq_change_class+0xa93/0x14e0 [ 106.430953] ? __local_bh_enable_ip+0x160/0x260 [ 106.435626] qfq_change_class+0xad9/0x14e0 [ 106.439862] ? qfq_delete_class+0x2d0/0x2d0 [ 106.444371] ? nla_parse+0x197/0x280 [ 106.448077] tc_ctl_tclass+0x3e9/0xba0 [ 106.451974] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 106.458376] ? find_held_lock+0x36/0x1d0 [ 106.462452] rtnetlink_rcv_msg+0x34f/0x8f0 [ 106.466710] ? rtnetlink_put_metrics+0x490/0x490 [ 106.471462] ? find_held_lock+0x36/0x1d0 [ 106.475532] netlink_rcv_skb+0x13e/0x3d0 [ 106.479679] ? lock_downgrade+0x860/0x860 [ 106.483856] ? rtnetlink_put_metrics+0x490/0x490 [ 106.488631] ? netlink_ack+0xa70/0xa70 [ 106.492641] ? netlink_deliver_tap+0x182/0xb00 [ 106.497233] rtnetlink_rcv+0x10/0x20 [ 106.501038] netlink_unicast+0x443/0x650 [ 106.505089] ? netlink_attachskb+0x6c0/0x6c0 [ 106.509594] ? _copy_from_iter_full+0x182/0x720 [ 106.514256] ? __check_object_size+0x1ef/0x310 [ 106.519008] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 106.524803] netlink_sendmsg+0x764/0xc60 [ 106.528858] ? netlink_unicast+0x650/0x650 [ 106.533183] ? apparmor_socket_sendmsg+0x1b/0x20 [ 106.537944] ? netlink_unicast+0x650/0x650 [ 106.542351] sock_sendmsg+0xb5/0xf0 [ 106.545999] ___sys_sendmsg+0x647/0x950 [ 106.550173] ? find_held_lock+0x36/0x1d0 [ 106.554382] ? copy_msghdr_from_user+0x430/0x430 [ 106.559159] ? __fget+0x278/0x400 [ 106.562612] ? kasan_check_read+0x11/0x20 [ 106.566784] ? __fget+0x295/0x400 [ 106.570247] ? expand_files.part.8+0x700/0x700 [ 106.575011] ? __f_unlock_pos+0xd/0x10 [ 106.579081] ? __fget_light+0x174/0x1e0 [ 106.583157] ? __fdget+0xe/0x10 [ 106.586508] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 106.591527] __sys_sendmsg+0xd9/0x180 [ 106.595427] ? __ia32_sys_shutdown+0x70/0x70 [ 106.599855] ? __sb_end_write+0xa4/0xd0 [ 106.603888] ? kasan_check_write+0x14/0x20 [ 106.608255] ? fput+0x18/0x120 [ 106.611964] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.617328] __x64_sys_sendmsg+0x73/0xb0 [ 106.621382] do_syscall_64+0xd0/0x4e0 [ 106.625199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.630383] RIP: 0033:0x463d89 [ 106.633571] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 106.652460] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.660387] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 106.667764] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 106.675023] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 106.682286] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 106.689551] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 106.715873] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 106.732228] FAULT_INJECTION: forcing a failure. [ 106.732228] name failslab, interval 1, probability 0, space 0, times 0 [ 106.744416] CPU: 1 PID: 8984 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 106.752208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.761561] Call Trace: [ 106.764147] dump_stack+0x123/0x171 [ 106.767778] should_fail.cold.4+0x5/0xa [ 106.771754] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 106.776853] ? lock_downgrade+0x860/0x860 [ 106.781004] ? ___might_sleep+0x16b/0x270 [ 106.785142] __should_failslab+0xba/0xf0 [ 106.789299] should_failslab+0x9/0x20 [ 106.793111] kmem_cache_alloc_trace+0x2cb/0x740 [ 106.797952] ? qfq_change_class+0xa93/0x14e0 [ 106.802527] ? qfq_change_class+0xa93/0x14e0 [ 106.806928] ? __local_bh_enable_ip+0x160/0x260 [ 106.811909] qfq_change_class+0xad9/0x14e0 [ 106.816186] ? qfq_delete_class+0x2d0/0x2d0 [ 106.820518] ? nla_parse+0x197/0x280 [ 106.824393] tc_ctl_tclass+0x3e9/0xba0 [ 106.828364] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 106.833466] ? find_held_lock+0x36/0x1d0 [ 106.837621] rtnetlink_rcv_msg+0x34f/0x8f0 [ 106.841839] ? rtnetlink_put_metrics+0x490/0x490 [ 106.846663] ? find_held_lock+0x36/0x1d0 [ 106.850716] netlink_rcv_skb+0x13e/0x3d0 [ 106.854758] ? lock_downgrade+0x860/0x860 [ 106.858914] ? rtnetlink_put_metrics+0x490/0x490 [ 106.863681] ? netlink_ack+0xa70/0xa70 [ 106.867558] ? netlink_deliver_tap+0x182/0xb00 [ 106.872216] rtnetlink_rcv+0x10/0x20 [ 106.875917] netlink_unicast+0x443/0x650 [ 106.879971] ? netlink_attachskb+0x6c0/0x6c0 [ 106.884367] ? _copy_from_iter_full+0x182/0x720 [ 106.889025] ? __check_object_size+0x1ef/0x310 [ 106.893592] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 106.899112] netlink_sendmsg+0x764/0xc60 [ 106.903156] ? netlink_unicast+0x650/0x650 [ 106.907463] ? apparmor_socket_sendmsg+0x1b/0x20 [ 106.912296] ? netlink_unicast+0x650/0x650 [ 106.916530] sock_sendmsg+0xb5/0xf0 [ 106.920144] ___sys_sendmsg+0x647/0x950 [ 106.924116] ? find_held_lock+0x36/0x1d0 [ 106.928161] ? copy_msghdr_from_user+0x430/0x430 [ 106.933210] ? __fget+0x278/0x400 [ 106.936657] ? kasan_check_read+0x11/0x20 [ 106.942386] ? __fget+0x295/0x400 [ 106.945824] ? expand_files.part.8+0x700/0x700 [ 106.950402] ? __f_unlock_pos+0xd/0x10 [ 106.954278] ? __fget_light+0x174/0x1e0 [ 106.958256] ? __fdget+0xe/0x10 [ 106.961519] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 106.966538] __sys_sendmsg+0xd9/0x180 [ 106.970319] ? __ia32_sys_shutdown+0x70/0x70 [ 106.974711] ? __sb_end_write+0xa4/0xd0 [ 106.978771] ? kasan_check_write+0x14/0x20 [ 106.983006] ? fput+0x18/0x120 [ 106.986286] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.991637] __x64_sys_sendmsg+0x73/0xb0 [ 106.995768] do_syscall_64+0xd0/0x4e0 [ 106.999573] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.005101] RIP: 0033:0x463d89 [ 107.008275] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 107.027178] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 107.035218] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 107.042581] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 107.049832] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 107.057094] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 107.064346] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 107.086606] FAULT_INJECTION: forcing a failure. [ 107.086606] name failslab, interval 1, probability 0, space 0, times 0 [ 107.109293] CPU: 1 PID: 9003 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 107.117116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.126864] Call Trace: [ 107.129447] dump_stack+0x123/0x171 [ 107.133072] should_fail.cold.4+0x5/0xa [ 107.137047] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 107.142225] ? lock_downgrade+0x860/0x860 [ 107.146367] ? ___might_sleep+0x16b/0x270 [ 107.150505] __should_failslab+0xba/0xf0 [ 107.154552] should_failslab+0x9/0x20 [ 107.158362] kmem_cache_alloc_trace+0x2cb/0x740 [ 107.163031] ? qfq_change_class+0xa93/0x14e0 [ 107.167420] ? qfq_change_class+0xa93/0x14e0 [ 107.171850] ? __local_bh_enable_ip+0x160/0x260 [ 107.176773] qfq_change_class+0xad9/0x14e0 [ 107.181023] ? qfq_delete_class+0x2d0/0x2d0 [ 107.185481] ? nla_parse+0x197/0x280 [ 107.189189] tc_ctl_tclass+0x3e9/0xba0 [ 107.193064] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 107.198194] ? find_held_lock+0x36/0x1d0 [ 107.202251] rtnetlink_rcv_msg+0x34f/0x8f0 [ 107.206481] ? rtnetlink_put_metrics+0x490/0x490 [ 107.211225] ? find_held_lock+0x36/0x1d0 [ 107.215280] netlink_rcv_skb+0x13e/0x3d0 [ 107.219560] ? lock_downgrade+0x860/0x860 [ 107.223795] ? rtnetlink_put_metrics+0x490/0x490 [ 107.228538] ? netlink_ack+0xa70/0xa70 [ 107.232409] ? netlink_deliver_tap+0x182/0xb00 [ 107.236977] rtnetlink_rcv+0x10/0x20 [ 107.240808] netlink_unicast+0x443/0x650 [ 107.244951] ? netlink_attachskb+0x6c0/0x6c0 [ 107.249346] ? _copy_from_iter_full+0x182/0x720 [ 107.254185] ? __check_object_size+0x1ef/0x310 [ 107.258837] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 107.264368] netlink_sendmsg+0x764/0xc60 [ 107.268414] ? netlink_unicast+0x650/0x650 [ 107.272634] ? apparmor_socket_sendmsg+0x1b/0x20 [ 107.277406] ? netlink_unicast+0x650/0x650 [ 107.281665] sock_sendmsg+0xb5/0xf0 [ 107.285398] ___sys_sendmsg+0x647/0x950 [ 107.289497] ? find_held_lock+0x36/0x1d0 [ 107.294354] ? copy_msghdr_from_user+0x430/0x430 [ 107.299101] ? __fget+0x278/0x400 [ 107.302549] ? kasan_check_read+0x11/0x20 [ 107.306886] ? __fget+0x295/0x400 [ 107.310712] ? expand_files.part.8+0x700/0x700 [ 107.315288] ? __f_unlock_pos+0xd/0x10 [ 107.319291] ? __fget_light+0x174/0x1e0 [ 107.323461] ? __fdget+0xe/0x10 [ 107.326727] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 107.331647] __sys_sendmsg+0xd9/0x180 [ 107.335442] ? __ia32_sys_shutdown+0x70/0x70 [ 107.341096] ? __sb_end_write+0xa4/0xd0 [ 107.345253] ? kasan_check_write+0x14/0x20 [ 107.349479] ? fput+0x18/0x120 [ 107.352833] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.358309] __x64_sys_sendmsg+0x73/0xb0 [ 107.362440] do_syscall_64+0xd0/0x4e0 [ 107.366428] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.371599] RIP: 0033:0x463d89 [ 107.374771] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 107.393893] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 107.401582] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 107.408838] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 107.416320] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 107.423683] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 107.431054] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 107.439378] FAULT_INJECTION: forcing a failure. [ 107.439378] name failslab, interval 1, probability 0, space 0, times 0 [ 107.453825] CPU: 1 PID: 9004 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 107.461649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.471112] Call Trace: [ 107.473741] dump_stack+0x123/0x171 [ 107.477407] should_fail.cold.4+0x5/0xa [ 107.481386] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 107.486493] ? lock_downgrade+0x860/0x860 [ 107.490654] ? ___might_sleep+0x16b/0x270 [ 107.494928] __should_failslab+0xba/0xf0 [ 107.499446] should_failslab+0x9/0x20 [ 107.503239] kmem_cache_alloc_trace+0x2cb/0x740 [ 107.508011] ? qfq_change_class+0xa93/0x14e0 [ 107.512520] ? qfq_change_class+0xa93/0x14e0 [ 107.516925] ? __local_bh_enable_ip+0x160/0x260 [ 107.521590] qfq_change_class+0xad9/0x14e0 [ 107.525840] ? qfq_delete_class+0x2d0/0x2d0 [ 107.530153] ? nla_parse+0x197/0x280 [ 107.533857] tc_ctl_tclass+0x3e9/0xba0 [ 107.537734] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 107.542852] ? find_held_lock+0x36/0x1d0 [ 107.547038] rtnetlink_rcv_msg+0x34f/0x8f0 [ 107.551262] ? rtnetlink_put_metrics+0x490/0x490 [ 107.556025] ? find_held_lock+0x36/0x1d0 [ 107.560081] netlink_rcv_skb+0x13e/0x3d0 [ 107.564131] ? lock_downgrade+0x860/0x860 [ 107.568283] ? rtnetlink_put_metrics+0x490/0x490 [ 107.573049] ? netlink_ack+0xa70/0xa70 [ 107.576956] ? netlink_deliver_tap+0x182/0xb00 [ 107.581635] rtnetlink_rcv+0x10/0x20 [ 107.585349] netlink_unicast+0x443/0x650 [ 107.589484] ? netlink_attachskb+0x6c0/0x6c0 [ 107.593883] ? _copy_from_iter_full+0x182/0x720 [ 107.598553] ? __check_object_size+0x1ef/0x310 [ 107.603494] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 107.609103] netlink_sendmsg+0x764/0xc60 [ 107.613269] ? netlink_unicast+0x650/0x650 [ 107.617495] ? apparmor_socket_sendmsg+0x1b/0x20 [ 107.622448] ? netlink_unicast+0x650/0x650 [ 107.626673] sock_sendmsg+0xb5/0xf0 [ 107.630288] ___sys_sendmsg+0x647/0x950 [ 107.634264] ? find_held_lock+0x36/0x1d0 [ 107.638324] ? copy_msghdr_from_user+0x430/0x430 [ 107.643166] ? __fget+0x278/0x400 [ 107.646642] ? kasan_check_read+0x11/0x20 [ 107.650777] ? __fget+0x295/0x400 [ 107.654218] ? expand_files.part.8+0x700/0x700 [ 107.658783] ? __f_unlock_pos+0xd/0x10 [ 107.662655] ? __fget_light+0x174/0x1e0 [ 107.666877] ? __fdget+0xe/0x10 [ 107.670149] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 107.674985] __sys_sendmsg+0xd9/0x180 [ 107.678769] ? __ia32_sys_shutdown+0x70/0x70 [ 107.683175] ? __sb_end_write+0xa4/0xd0 [ 107.687374] ? kasan_check_write+0x14/0x20 [ 107.691789] ? fput+0x18/0x120 [ 107.694973] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.700350] __x64_sys_sendmsg+0x73/0xb0 [ 107.704408] do_syscall_64+0xd0/0x4e0 [ 107.708205] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.713386] RIP: 0033:0x463d89 [ 107.716654] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 107.735565] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 107.743260] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 107.750530] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 107.757783] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 107.765062] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 107.772320] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 107.787939] FAULT_INJECTION: forcing a failure. [ 107.787939] name failslab, interval 1, probability 0, space 0, times 0 [ 107.801553] CPU: 1 PID: 9014 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 107.809372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.818912] Call Trace: [ 107.821508] dump_stack+0x123/0x171 [ 107.825145] should_fail.cold.4+0x5/0xa [ 107.829196] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 107.834388] ? lock_downgrade+0x860/0x860 [ 107.838714] ? ___might_sleep+0x16b/0x270 [ 107.842895] __should_failslab+0xba/0xf0 [ 107.846966] should_failslab+0x9/0x20 [ 107.851100] kmem_cache_alloc_trace+0x2cb/0x740 [ 107.855892] ? qfq_change_class+0xa93/0x14e0 [ 107.860390] ? qfq_change_class+0xa93/0x14e0 [ 107.864866] ? __local_bh_enable_ip+0x160/0x260 [ 107.869890] qfq_change_class+0xad9/0x14e0 [ 107.874296] ? qfq_delete_class+0x2d0/0x2d0 [ 107.879125] ? nla_parse+0x197/0x280 [ 107.882847] tc_ctl_tclass+0x3e9/0xba0 [ 107.886969] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 107.892671] ? find_held_lock+0x36/0x1d0 [ 107.896730] rtnetlink_rcv_msg+0x34f/0x8f0 [ 107.900951] ? rtnetlink_put_metrics+0x490/0x490 [ 107.905974] ? find_held_lock+0x36/0x1d0 [ 107.910039] netlink_rcv_skb+0x13e/0x3d0 [ 107.914096] ? lock_downgrade+0x860/0x860 [ 107.918240] ? rtnetlink_put_metrics+0x490/0x490 [ 107.923065] ? netlink_ack+0xa70/0xa70 [ 107.927658] ? netlink_deliver_tap+0x182/0xb00 [ 107.932328] rtnetlink_rcv+0x10/0x20 [ 107.936027] netlink_unicast+0x443/0x650 [ 107.940301] ? netlink_attachskb+0x6c0/0x6c0 [ 107.944706] ? _copy_from_iter_full+0x182/0x720 [ 107.949366] ? __check_object_size+0x1ef/0x310 [ 107.954036] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 107.959669] netlink_sendmsg+0x764/0xc60 [ 107.963734] ? netlink_unicast+0x650/0x650 [ 107.968118] ? apparmor_socket_sendmsg+0x1b/0x20 [ 107.972862] ? netlink_unicast+0x650/0x650 [ 107.977228] sock_sendmsg+0xb5/0xf0 [ 107.980851] ___sys_sendmsg+0x647/0x950 [ 107.984853] ? find_held_lock+0x36/0x1d0 [ 107.988898] ? copy_msghdr_from_user+0x430/0x430 [ 107.993639] ? __fget+0x278/0x400 [ 107.997078] ? kasan_check_read+0x11/0x20 [ 108.001313] ? __fget+0x295/0x400 [ 108.004779] ? expand_files.part.8+0x700/0x700 [ 108.009345] ? __f_unlock_pos+0xd/0x10 [ 108.013215] ? __fget_light+0x174/0x1e0 [ 108.017185] ? __fdget+0xe/0x10 [ 108.020452] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 108.025278] __sys_sendmsg+0xd9/0x180 [ 108.029074] ? __ia32_sys_shutdown+0x70/0x70 [ 108.033553] ? __sb_end_write+0xa4/0xd0 [ 108.037539] ? kasan_check_write+0x14/0x20 [ 108.041784] ? fput+0x18/0x120 [ 108.045089] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.050475] __x64_sys_sendmsg+0x73/0xb0 [ 108.054642] do_syscall_64+0xd0/0x4e0 [ 108.058520] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.063751] RIP: 0033:0x463d89 [ 108.066983] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 108.085954] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 108.093884] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 108.101183] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 108.108548] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 2021/05/24 20:52:58 executed programs: 190 [ 108.115820] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 108.123076] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 108.137517] FAULT_INJECTION: forcing a failure. [ 108.137517] name failslab, interval 1, probability 0, space 0, times 0 [ 108.156829] CPU: 1 PID: 9024 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 108.164947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.174302] Call Trace: [ 108.176901] dump_stack+0x123/0x171 [ 108.180535] should_fail.cold.4+0x5/0xa [ 108.184515] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 108.189655] ? lock_downgrade+0x860/0x860 [ 108.193809] ? ___might_sleep+0x16b/0x270 [ 108.198133] __should_failslab+0xba/0xf0 [ 108.202240] should_failslab+0x9/0x20 [ 108.206216] kmem_cache_alloc_trace+0x2cb/0x740 [ 108.211097] ? qfq_change_class+0xa93/0x14e0 [ 108.215523] ? qfq_change_class+0xa93/0x14e0 [ 108.220096] ? __local_bh_enable_ip+0x160/0x260 [ 108.224761] qfq_change_class+0xad9/0x14e0 [ 108.229092] ? qfq_delete_class+0x2d0/0x2d0 [ 108.233624] ? nla_parse+0x197/0x280 [ 108.237333] tc_ctl_tclass+0x3e9/0xba0 [ 108.241361] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 108.246714] ? find_held_lock+0x36/0x1d0 [ 108.251039] rtnetlink_rcv_msg+0x34f/0x8f0 [ 108.255658] ? rtnetlink_put_metrics+0x490/0x490 [ 108.260804] ? find_held_lock+0x36/0x1d0 [ 108.264875] netlink_rcv_skb+0x13e/0x3d0 [ 108.269007] ? lock_downgrade+0x860/0x860 [ 108.273405] ? rtnetlink_put_metrics+0x490/0x490 [ 108.278256] ? netlink_ack+0xa70/0xa70 [ 108.282133] ? netlink_deliver_tap+0x182/0xb00 [ 108.286712] rtnetlink_rcv+0x10/0x20 [ 108.290416] netlink_unicast+0x443/0x650 [ 108.294483] ? netlink_attachskb+0x6c0/0x6c0 [ 108.298975] ? _copy_from_iter_full+0x182/0x720 [ 108.303798] ? __check_object_size+0x1ef/0x310 [ 108.308365] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 108.313888] netlink_sendmsg+0x764/0xc60 [ 108.317952] ? netlink_unicast+0x650/0x650 [ 108.322174] ? apparmor_socket_sendmsg+0x1b/0x20 [ 108.326917] ? netlink_unicast+0x650/0x650 [ 108.331134] sock_sendmsg+0xb5/0xf0 [ 108.334763] ___sys_sendmsg+0x647/0x950 [ 108.338725] ? find_held_lock+0x36/0x1d0 [ 108.342787] ? copy_msghdr_from_user+0x430/0x430 [ 108.347541] ? __fget+0x278/0x400 [ 108.351064] ? kasan_check_read+0x11/0x20 [ 108.355296] ? __fget+0x295/0x400 [ 108.358745] ? expand_files.part.8+0x700/0x700 [ 108.363476] ? __f_unlock_pos+0xd/0x10 [ 108.367371] ? __fget_light+0x174/0x1e0 [ 108.371334] ? __fdget+0xe/0x10 [ 108.374849] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 108.379702] __sys_sendmsg+0xd9/0x180 [ 108.383642] ? __ia32_sys_shutdown+0x70/0x70 [ 108.388126] ? __sb_end_write+0xa4/0xd0 [ 108.392087] ? kasan_check_write+0x14/0x20 [ 108.396303] ? fput+0x18/0x120 [ 108.399487] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.404927] __x64_sys_sendmsg+0x73/0xb0 [ 108.409439] do_syscall_64+0xd0/0x4e0 [ 108.413232] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.418418] RIP: 0033:0x463d89 [ 108.421606] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 108.440599] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 108.448300] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 108.455551] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 108.462807] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 108.470080] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 108.477334] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 108.489930] nla_parse: 4 callbacks suppressed [ 108.489934] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 108.522950] FAULT_INJECTION: forcing a failure. [ 108.522950] name failslab, interval 1, probability 0, space 0, times 0 [ 108.535252] CPU: 0 PID: 9034 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 108.543174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.552628] Call Trace: [ 108.555243] dump_stack+0x123/0x171 [ 108.558873] should_fail.cold.4+0x5/0xa [ 108.562855] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 108.568202] ? lock_downgrade+0x860/0x860 [ 108.572445] ? ___might_sleep+0x16b/0x270 [ 108.576607] __should_failslab+0xba/0xf0 [ 108.580793] should_failslab+0x9/0x20 [ 108.584585] kmem_cache_alloc_trace+0x2cb/0x740 [ 108.591005] ? qfq_change_class+0xa93/0x14e0 [ 108.595417] ? qfq_change_class+0xa93/0x14e0 [ 108.599817] ? __local_bh_enable_ip+0x160/0x260 [ 108.604591] qfq_change_class+0xad9/0x14e0 [ 108.608822] ? qfq_delete_class+0x2d0/0x2d0 [ 108.613231] ? nla_parse+0x197/0x280 [ 108.616947] tc_ctl_tclass+0x3e9/0xba0 [ 108.620836] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 108.625936] ? find_held_lock+0x36/0x1d0 [ 108.630003] rtnetlink_rcv_msg+0x34f/0x8f0 [ 108.634364] ? rtnetlink_put_metrics+0x490/0x490 [ 108.639109] ? find_held_lock+0x36/0x1d0 [ 108.643169] netlink_rcv_skb+0x13e/0x3d0 [ 108.647229] ? lock_downgrade+0x860/0x860 [ 108.651374] ? rtnetlink_put_metrics+0x490/0x490 [ 108.656126] ? netlink_ack+0xa70/0xa70 [ 108.660006] ? netlink_deliver_tap+0x182/0xb00 [ 108.664585] rtnetlink_rcv+0x10/0x20 [ 108.668298] netlink_unicast+0x443/0x650 [ 108.672366] ? netlink_attachskb+0x6c0/0x6c0 [ 108.676764] ? _copy_from_iter_full+0x182/0x720 [ 108.681420] ? __check_object_size+0x1ef/0x310 [ 108.685994] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 108.691549] netlink_sendmsg+0x764/0xc60 [ 108.695779] ? netlink_unicast+0x650/0x650 [ 108.700015] ? apparmor_socket_sendmsg+0x1b/0x20 [ 108.704766] ? netlink_unicast+0x650/0x650 [ 108.709021] sock_sendmsg+0xb5/0xf0 [ 108.712652] ___sys_sendmsg+0x647/0x950 [ 108.716647] ? find_held_lock+0x36/0x1d0 [ 108.720729] ? copy_msghdr_from_user+0x430/0x430 [ 108.725481] ? __fget+0x278/0x400 [ 108.728938] ? kasan_check_read+0x11/0x20 [ 108.733092] ? __fget+0x295/0x400 [ 108.736569] ? expand_files.part.8+0x700/0x700 [ 108.741145] ? __f_unlock_pos+0xd/0x10 [ 108.745035] ? __fget_light+0x174/0x1e0 [ 108.748995] ? __fdget+0xe/0x10 [ 108.752264] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 108.757100] __sys_sendmsg+0xd9/0x180 [ 108.760887] ? __ia32_sys_shutdown+0x70/0x70 [ 108.765288] ? __sb_end_write+0xa4/0xd0 [ 108.769276] ? kasan_check_write+0x14/0x20 [ 108.773521] ? fput+0x18/0x120 [ 108.776719] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.782083] __x64_sys_sendmsg+0x73/0xb0 [ 108.786160] do_syscall_64+0xd0/0x4e0 [ 108.789962] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.795171] RIP: 0033:0x463d89 [ 108.798366] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 108.817690] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 108.825478] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 108.832745] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 108.840019] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 108.847644] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 108.854927] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 108.864744] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 108.881545] FAULT_INJECTION: forcing a failure. [ 108.881545] name failslab, interval 1, probability 0, space 0, times 0 [ 108.894013] CPU: 0 PID: 9048 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 108.901836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.911192] Call Trace: [ 108.913804] dump_stack+0x123/0x171 [ 108.917521] should_fail.cold.4+0x5/0xa [ 108.921498] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 108.926728] ? lock_downgrade+0x860/0x860 [ 108.930887] ? ___might_sleep+0x16b/0x270 [ 108.935037] __should_failslab+0xba/0xf0 [ 108.939095] should_failslab+0x9/0x20 [ 108.942925] kmem_cache_alloc_trace+0x2cb/0x740 [ 108.947603] ? qfq_change_class+0xa93/0x14e0 [ 108.952004] ? qfq_change_class+0xa93/0x14e0 [ 108.956527] ? __local_bh_enable_ip+0x160/0x260 [ 108.961198] qfq_change_class+0xad9/0x14e0 [ 108.965431] ? qfq_delete_class+0x2d0/0x2d0 [ 108.969738] ? nla_parse+0x197/0x280 [ 108.973446] tc_ctl_tclass+0x3e9/0xba0 [ 108.977321] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 108.982413] ? find_held_lock+0x36/0x1d0 [ 108.986469] rtnetlink_rcv_msg+0x34f/0x8f0 [ 108.990808] ? rtnetlink_put_metrics+0x490/0x490 [ 108.995557] ? find_held_lock+0x36/0x1d0 [ 108.999615] netlink_rcv_skb+0x13e/0x3d0 [ 109.003679] ? lock_downgrade+0x860/0x860 [ 109.007832] ? rtnetlink_put_metrics+0x490/0x490 [ 109.012603] ? netlink_ack+0xa70/0xa70 [ 109.016578] ? netlink_deliver_tap+0x182/0xb00 [ 109.021158] rtnetlink_rcv+0x10/0x20 [ 109.024866] netlink_unicast+0x443/0x650 [ 109.028943] ? netlink_attachskb+0x6c0/0x6c0 [ 109.033354] ? _copy_from_iter_full+0x182/0x720 [ 109.038107] ? __check_object_size+0x1ef/0x310 [ 109.042877] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 109.048421] netlink_sendmsg+0x764/0xc60 [ 109.052483] ? netlink_unicast+0x650/0x650 [ 109.056713] ? apparmor_socket_sendmsg+0x1b/0x20 [ 109.061465] ? netlink_unicast+0x650/0x650 [ 109.066014] sock_sendmsg+0xb5/0xf0 [ 109.069628] ___sys_sendmsg+0x647/0x950 [ 109.073745] ? find_held_lock+0x36/0x1d0 [ 109.077809] ? copy_msghdr_from_user+0x430/0x430 [ 109.082554] ? __fget+0x278/0x400 [ 109.086015] ? kasan_check_read+0x11/0x20 [ 109.090158] ? __fget+0x295/0x400 [ 109.093601] ? expand_files.part.8+0x700/0x700 [ 109.098428] ? __f_unlock_pos+0xd/0x10 [ 109.102306] ? __fget_light+0x174/0x1e0 [ 109.106285] ? __fdget+0xe/0x10 [ 109.109578] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 109.114427] __sys_sendmsg+0xd9/0x180 [ 109.118323] ? __ia32_sys_shutdown+0x70/0x70 [ 109.122728] ? __sb_end_write+0xa4/0xd0 [ 109.126690] ? kasan_check_write+0x14/0x20 [ 109.130929] ? fput+0x18/0x120 [ 109.134233] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.139612] __x64_sys_sendmsg+0x73/0xb0 [ 109.143760] do_syscall_64+0xd0/0x4e0 [ 109.147551] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.152822] RIP: 0033:0x463d89 [ 109.156004] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 109.175018] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.182869] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 109.190149] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 109.197406] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 109.204773] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 109.212031] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 109.222443] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 109.238067] FAULT_INJECTION: forcing a failure. [ 109.238067] name failslab, interval 1, probability 0, space 0, times 0 [ 109.251737] CPU: 0 PID: 9054 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 109.259561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.268916] Call Trace: [ 109.271506] dump_stack+0x123/0x171 [ 109.275140] should_fail.cold.4+0x5/0xa [ 109.279159] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 109.284281] ? lock_downgrade+0x860/0x860 [ 109.288612] ? ___might_sleep+0x16b/0x270 [ 109.292756] __should_failslab+0xba/0xf0 [ 109.296817] should_failslab+0x9/0x20 [ 109.300640] kmem_cache_alloc_trace+0x2cb/0x740 [ 109.305299] ? qfq_change_class+0xa93/0x14e0 [ 109.309712] ? qfq_change_class+0xa93/0x14e0 [ 109.314190] ? __local_bh_enable_ip+0x160/0x260 [ 109.319121] qfq_change_class+0xad9/0x14e0 [ 109.323717] ? qfq_delete_class+0x2d0/0x2d0 [ 109.328144] ? nla_parse+0x197/0x280 [ 109.331877] tc_ctl_tclass+0x3e9/0xba0 [ 109.335762] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 109.340931] ? find_held_lock+0x36/0x1d0 [ 109.345085] rtnetlink_rcv_msg+0x34f/0x8f0 [ 109.349395] ? rtnetlink_put_metrics+0x490/0x490 [ 109.354157] ? find_held_lock+0x36/0x1d0 [ 109.358210] netlink_rcv_skb+0x13e/0x3d0 [ 109.362264] ? lock_downgrade+0x860/0x860 [ 109.366439] ? rtnetlink_put_metrics+0x490/0x490 [ 109.371189] ? netlink_ack+0xa70/0xa70 [ 109.375088] ? netlink_deliver_tap+0x182/0xb00 [ 109.379687] rtnetlink_rcv+0x10/0x20 [ 109.383399] netlink_unicast+0x443/0x650 [ 109.387502] ? netlink_attachskb+0x6c0/0x6c0 [ 109.391898] ? _copy_from_iter_full+0x182/0x720 [ 109.396563] ? __check_object_size+0x1ef/0x310 [ 109.401232] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 109.406778] netlink_sendmsg+0x764/0xc60 [ 109.410845] ? netlink_unicast+0x650/0x650 [ 109.415703] ? apparmor_socket_sendmsg+0x1b/0x20 [ 109.420446] ? netlink_unicast+0x650/0x650 [ 109.424670] sock_sendmsg+0xb5/0xf0 [ 109.428282] ___sys_sendmsg+0x647/0x950 [ 109.432245] ? find_held_lock+0x36/0x1d0 [ 109.436410] ? copy_msghdr_from_user+0x430/0x430 [ 109.441155] ? __fget+0x278/0x400 [ 109.444605] ? kasan_check_read+0x11/0x20 [ 109.448743] ? __fget+0x295/0x400 [ 109.452182] ? expand_files.part.8+0x700/0x700 [ 109.456747] ? __f_unlock_pos+0xd/0x10 [ 109.460636] ? __fget_light+0x174/0x1e0 [ 109.464686] ? __fdget+0xe/0x10 [ 109.467979] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 109.472834] __sys_sendmsg+0xd9/0x180 [ 109.476635] ? __ia32_sys_shutdown+0x70/0x70 [ 109.481034] ? __sb_end_write+0xa4/0xd0 [ 109.485016] ? kasan_check_write+0x14/0x20 [ 109.489234] ? fput+0x18/0x120 [ 109.492421] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.498125] __x64_sys_sendmsg+0x73/0xb0 [ 109.502178] do_syscall_64+0xd0/0x4e0 [ 109.506085] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.511269] RIP: 0033:0x463d89 [ 109.514584] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 109.533657] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.541620] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 109.548904] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 109.556185] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 109.563448] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 109.570752] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 109.582314] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 109.597255] FAULT_INJECTION: forcing a failure. [ 109.597255] name failslab, interval 1, probability 0, space 0, times 0 [ 109.609654] CPU: 0 PID: 9065 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 109.617472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.626866] Call Trace: [ 109.629543] dump_stack+0x123/0x171 [ 109.633177] should_fail.cold.4+0x5/0xa [ 109.637157] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 109.642357] ? lock_downgrade+0x860/0x860 [ 109.646516] ? ___might_sleep+0x16b/0x270 [ 109.650766] __should_failslab+0xba/0xf0 [ 109.654850] should_failslab+0x9/0x20 [ 109.658747] kmem_cache_alloc_trace+0x2cb/0x740 [ 109.663410] ? qfq_change_class+0xa93/0x14e0 [ 109.667803] ? qfq_change_class+0xa93/0x14e0 [ 109.672289] ? __local_bh_enable_ip+0x160/0x260 [ 109.677161] qfq_change_class+0xad9/0x14e0 [ 109.681405] ? qfq_delete_class+0x2d0/0x2d0 [ 109.685727] ? nla_parse+0x197/0x280 [ 109.689434] tc_ctl_tclass+0x3e9/0xba0 [ 109.693321] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 109.698442] ? find_held_lock+0x36/0x1d0 [ 109.702514] rtnetlink_rcv_msg+0x34f/0x8f0 [ 109.706744] ? rtnetlink_put_metrics+0x490/0x490 [ 109.711497] ? find_held_lock+0x36/0x1d0 [ 109.715551] netlink_rcv_skb+0x13e/0x3d0 [ 109.719604] ? lock_downgrade+0x860/0x860 [ 109.723920] ? rtnetlink_put_metrics+0x490/0x490 [ 109.728702] ? netlink_ack+0xa70/0xa70 [ 109.732633] ? netlink_deliver_tap+0x182/0xb00 [ 109.737218] rtnetlink_rcv+0x10/0x20 [ 109.740917] netlink_unicast+0x443/0x650 [ 109.744979] ? netlink_attachskb+0x6c0/0x6c0 [ 109.749385] ? _copy_from_iter_full+0x182/0x720 [ 109.754168] ? __check_object_size+0x1ef/0x310 [ 109.758878] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 109.764519] netlink_sendmsg+0x764/0xc60 [ 109.768592] ? netlink_unicast+0x650/0x650 [ 109.772915] ? apparmor_socket_sendmsg+0x1b/0x20 [ 109.777666] ? netlink_unicast+0x650/0x650 [ 109.781909] sock_sendmsg+0xb5/0xf0 [ 109.785621] ___sys_sendmsg+0x647/0x950 [ 109.789652] ? find_held_lock+0x36/0x1d0 [ 109.793706] ? copy_msghdr_from_user+0x430/0x430 [ 109.798464] ? __fget+0x278/0x400 [ 109.801916] ? kasan_check_read+0x11/0x20 [ 109.806084] ? __fget+0x295/0x400 [ 109.809547] ? expand_files.part.8+0x700/0x700 [ 109.814123] ? __f_unlock_pos+0xd/0x10 [ 109.818007] ? __fget_light+0x174/0x1e0 [ 109.821978] ? __fdget+0xe/0x10 [ 109.825253] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 109.830203] __sys_sendmsg+0xd9/0x180 [ 109.834003] ? __ia32_sys_shutdown+0x70/0x70 [ 109.838534] ? __sb_end_write+0xa4/0xd0 [ 109.842534] ? kasan_check_write+0x14/0x20 [ 109.846863] ? fput+0x18/0x120 [ 109.850046] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.855426] __x64_sys_sendmsg+0x73/0xb0 [ 109.859483] do_syscall_64+0xd0/0x4e0 [ 109.863477] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.868671] RIP: 0033:0x463d89 [ 109.871971] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 109.891118] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.898870] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 109.906216] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 109.913503] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 109.920784] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 109.928127] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 109.937731] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 109.954736] FAULT_INJECTION: forcing a failure. [ 109.954736] name failslab, interval 1, probability 0, space 0, times 0 [ 109.974591] CPU: 0 PID: 9075 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 109.982420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.991889] Call Trace: [ 109.994466] dump_stack+0x123/0x171 [ 109.998084] should_fail.cold.4+0x5/0xa [ 110.002058] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 110.007218] ? lock_downgrade+0x860/0x860 [ 110.011402] ? ___might_sleep+0x16b/0x270 [ 110.016320] __should_failslab+0xba/0xf0 [ 110.020396] should_failslab+0x9/0x20 [ 110.024197] kmem_cache_alloc_trace+0x2cb/0x740 [ 110.029102] ? qfq_change_class+0xa93/0x14e0 [ 110.033916] ? qfq_change_class+0xa93/0x14e0 [ 110.038433] ? __local_bh_enable_ip+0x160/0x260 [ 110.043212] qfq_change_class+0xad9/0x14e0 [ 110.047443] ? qfq_delete_class+0x2d0/0x2d0 [ 110.051755] ? nla_parse+0x197/0x280 [ 110.055480] tc_ctl_tclass+0x3e9/0xba0 [ 110.059478] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 110.064685] ? find_held_lock+0x36/0x1d0 [ 110.069029] rtnetlink_rcv_msg+0x34f/0x8f0 [ 110.073251] ? rtnetlink_put_metrics+0x490/0x490 [ 110.078007] ? find_held_lock+0x36/0x1d0 [ 110.082100] netlink_rcv_skb+0x13e/0x3d0 [ 110.086205] ? lock_downgrade+0x860/0x860 [ 110.090357] ? rtnetlink_put_metrics+0x490/0x490 [ 110.095194] ? netlink_ack+0xa70/0xa70 [ 110.099066] ? netlink_deliver_tap+0x182/0xb00 [ 110.103738] rtnetlink_rcv+0x10/0x20 [ 110.107539] netlink_unicast+0x443/0x650 [ 110.111597] ? netlink_attachskb+0x6c0/0x6c0 [ 110.115989] ? _copy_from_iter_full+0x182/0x720 [ 110.120783] ? __check_object_size+0x1ef/0x310 [ 110.125365] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 110.131078] netlink_sendmsg+0x764/0xc60 [ 110.135222] ? netlink_unicast+0x650/0x650 [ 110.139459] ? apparmor_socket_sendmsg+0x1b/0x20 [ 110.144217] ? netlink_unicast+0x650/0x650 [ 110.148444] sock_sendmsg+0xb5/0xf0 [ 110.152088] ___sys_sendmsg+0x647/0x950 [ 110.156055] ? find_held_lock+0x36/0x1d0 [ 110.160108] ? copy_msghdr_from_user+0x430/0x430 [ 110.164867] ? __fget+0x278/0x400 [ 110.168331] ? kasan_check_read+0x11/0x20 [ 110.172560] ? __fget+0x295/0x400 [ 110.176188] ? expand_files.part.8+0x700/0x700 [ 110.180756] ? __f_unlock_pos+0xd/0x10 [ 110.184666] ? __fget_light+0x174/0x1e0 [ 110.188636] ? __fdget+0xe/0x10 [ 110.191903] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 110.196810] __sys_sendmsg+0xd9/0x180 [ 110.200604] ? __ia32_sys_shutdown+0x70/0x70 [ 110.205013] ? __sb_end_write+0xa4/0xd0 [ 110.209123] ? kasan_check_write+0x14/0x20 [ 110.213490] ? fput+0x18/0x120 [ 110.216727] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.222101] __x64_sys_sendmsg+0x73/0xb0 [ 110.226159] do_syscall_64+0xd0/0x4e0 [ 110.229954] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.235221] RIP: 0033:0x463d89 [ 110.238398] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 110.257373] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 110.265075] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 110.272351] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 110.279634] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 110.286919] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 110.294389] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 110.303637] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 110.322238] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 110.339996] FAULT_INJECTION: forcing a failure. [ 110.339996] name failslab, interval 1, probability 0, space 0, times 0 [ 110.351886] CPU: 1 PID: 9094 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 110.359767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.369239] Call Trace: [ 110.371815] dump_stack+0x123/0x171 [ 110.375426] should_fail.cold.4+0x5/0xa [ 110.379390] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 110.384496] ? lock_downgrade+0x860/0x860 [ 110.388631] ? ___might_sleep+0x16b/0x270 [ 110.392924] __should_failslab+0xba/0xf0 [ 110.397011] should_failslab+0x9/0x20 [ 110.400893] kmem_cache_alloc_trace+0x2cb/0x740 [ 110.405679] ? qfq_change_class+0xa93/0x14e0 [ 110.410077] ? qfq_change_class+0xa93/0x14e0 [ 110.414477] ? __local_bh_enable_ip+0x160/0x260 [ 110.419281] qfq_change_class+0xad9/0x14e0 [ 110.423677] ? qfq_delete_class+0x2d0/0x2d0 [ 110.428087] ? nla_parse+0x197/0x280 [ 110.431787] tc_ctl_tclass+0x3e9/0xba0 [ 110.435660] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 110.440754] ? find_held_lock+0x36/0x1d0 [ 110.444819] rtnetlink_rcv_msg+0x34f/0x8f0 [ 110.449060] ? rtnetlink_put_metrics+0x490/0x490 [ 110.453858] ? find_held_lock+0x36/0x1d0 [ 110.458016] netlink_rcv_skb+0x13e/0x3d0 [ 110.462085] ? lock_downgrade+0x860/0x860 [ 110.466294] ? rtnetlink_put_metrics+0x490/0x490 [ 110.471153] ? netlink_ack+0xa70/0xa70 [ 110.475035] ? netlink_deliver_tap+0x182/0xb00 [ 110.479727] rtnetlink_rcv+0x10/0x20 [ 110.483431] netlink_unicast+0x443/0x650 [ 110.487521] ? netlink_attachskb+0x6c0/0x6c0 [ 110.491928] ? _copy_from_iter_full+0x182/0x720 [ 110.496706] ? __check_object_size+0x1ef/0x310 [ 110.501270] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 110.506886] netlink_sendmsg+0x764/0xc60 [ 110.510931] ? netlink_unicast+0x650/0x650 [ 110.515337] ? apparmor_socket_sendmsg+0x1b/0x20 [ 110.520074] ? netlink_unicast+0x650/0x650 [ 110.524290] sock_sendmsg+0xb5/0xf0 [ 110.527904] ___sys_sendmsg+0x647/0x950 [ 110.531878] ? find_held_lock+0x36/0x1d0 [ 110.536005] ? copy_msghdr_from_user+0x430/0x430 [ 110.540743] ? __fget+0x278/0x400 [ 110.544179] ? kasan_check_read+0x11/0x20 [ 110.548308] ? __fget+0x295/0x400 [ 110.551847] ? expand_files.part.8+0x700/0x700 [ 110.556440] ? __f_unlock_pos+0xd/0x10 [ 110.560401] ? __fget_light+0x174/0x1e0 [ 110.564393] ? __fdget+0xe/0x10 [ 110.567850] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 110.572769] __sys_sendmsg+0xd9/0x180 [ 110.576574] ? __ia32_sys_shutdown+0x70/0x70 [ 110.580977] ? __sb_end_write+0xa4/0xd0 [ 110.585282] ? kasan_check_write+0x14/0x20 [ 110.589516] ? fput+0x18/0x120 [ 110.592791] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.598159] __x64_sys_sendmsg+0x73/0xb0 [ 110.602205] do_syscall_64+0xd0/0x4e0 [ 110.605986] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.614211] RIP: 0033:0x463d89 [ 110.617491] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 110.637853] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 110.645542] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 110.652794] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 110.660133] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 110.667577] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 110.674832] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 110.683702] FAULT_INJECTION: forcing a failure. [ 110.683702] name failslab, interval 1, probability 0, space 0, times 0 [ 110.696876] CPU: 1 PID: 9095 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 110.704700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.714068] Call Trace: [ 110.716659] dump_stack+0x123/0x171 [ 110.720295] should_fail.cold.4+0x5/0xa [ 110.724267] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 110.729369] ? lock_downgrade+0x860/0x860 [ 110.733514] ? ___might_sleep+0x16b/0x270 [ 110.737690] __should_failslab+0xba/0xf0 [ 110.741770] should_failslab+0x9/0x20 [ 110.745584] kmem_cache_alloc_trace+0x2cb/0x740 [ 110.750254] ? qfq_change_class+0xa93/0x14e0 [ 110.754660] ? qfq_change_class+0xa93/0x14e0 [ 110.759073] ? __local_bh_enable_ip+0x160/0x260 [ 110.763752] qfq_change_class+0xad9/0x14e0 [ 110.768016] ? qfq_delete_class+0x2d0/0x2d0 [ 110.772351] ? nla_parse+0x197/0x280 [ 110.776189] tc_ctl_tclass+0x3e9/0xba0 [ 110.780072] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 110.785189] ? find_held_lock+0x36/0x1d0 [ 110.789258] rtnetlink_rcv_msg+0x34f/0x8f0 [ 110.793485] ? rtnetlink_put_metrics+0x490/0x490 [ 110.798232] ? find_held_lock+0x36/0x1d0 [ 110.802377] netlink_rcv_skb+0x13e/0x3d0 [ 110.806860] ? lock_downgrade+0x860/0x860 [ 110.811113] ? rtnetlink_put_metrics+0x490/0x490 [ 110.816072] ? netlink_ack+0xa70/0xa70 [ 110.820079] ? netlink_deliver_tap+0x182/0xb00 [ 110.824658] rtnetlink_rcv+0x10/0x20 [ 110.828360] netlink_unicast+0x443/0x650 [ 110.832412] ? netlink_attachskb+0x6c0/0x6c0 [ 110.836808] ? _copy_from_iter_full+0x182/0x720 [ 110.841582] ? __check_object_size+0x1ef/0x310 [ 110.846170] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 110.851736] netlink_sendmsg+0x764/0xc60 [ 110.855820] ? netlink_unicast+0x650/0x650 [ 110.860066] ? apparmor_socket_sendmsg+0x1b/0x20 [ 110.864810] ? netlink_unicast+0x650/0x650 [ 110.869034] sock_sendmsg+0xb5/0xf0 [ 110.872674] ___sys_sendmsg+0x647/0x950 [ 110.876651] ? find_held_lock+0x36/0x1d0 [ 110.880857] ? copy_msghdr_from_user+0x430/0x430 [ 110.885601] ? __fget+0x278/0x400 [ 110.889073] ? kasan_check_read+0x11/0x20 [ 110.893246] ? __fget+0x295/0x400 [ 110.896774] ? expand_files.part.8+0x700/0x700 [ 110.901714] ? __f_unlock_pos+0xd/0x10 [ 110.905587] ? __fget_light+0x174/0x1e0 [ 110.909605] ? __fdget+0xe/0x10 [ 110.912869] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 110.917715] __sys_sendmsg+0xd9/0x180 [ 110.921519] ? __ia32_sys_shutdown+0x70/0x70 [ 110.925912] ? __sb_end_write+0xa4/0xd0 [ 110.929894] ? kasan_check_write+0x14/0x20 [ 110.934208] ? fput+0x18/0x120 [ 110.937398] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.942841] __x64_sys_sendmsg+0x73/0xb0 [ 110.947024] do_syscall_64+0xd0/0x4e0 [ 110.950811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.956204] RIP: 0033:0x463d89 [ 110.959398] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 110.978420] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 110.986493] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 110.993765] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 111.001079] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 111.008346] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 111.015608] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 111.023791] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 111.039910] FAULT_INJECTION: forcing a failure. [ 111.039910] name failslab, interval 1, probability 0, space 0, times 0 [ 111.052208] CPU: 1 PID: 9105 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 111.060020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.069378] Call Trace: [ 111.071974] dump_stack+0x123/0x171 [ 111.075703] should_fail.cold.4+0x5/0xa [ 111.079983] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 111.085103] ? lock_downgrade+0x860/0x860 [ 111.089253] ? ___might_sleep+0x16b/0x270 [ 111.093402] __should_failslab+0xba/0xf0 [ 111.097459] should_failslab+0x9/0x20 [ 111.101259] kmem_cache_alloc_trace+0x2cb/0x740 [ 111.105914] ? qfq_change_class+0xa93/0x14e0 [ 111.110370] ? qfq_change_class+0xa93/0x14e0 [ 111.114788] ? __local_bh_enable_ip+0x160/0x260 [ 111.119449] qfq_change_class+0xad9/0x14e0 [ 111.123674] ? qfq_delete_class+0x2d0/0x2d0 [ 111.128156] ? nla_parse+0x197/0x280 [ 111.131933] tc_ctl_tclass+0x3e9/0xba0 [ 111.135883] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 111.140989] ? find_held_lock+0x36/0x1d0 [ 111.145050] rtnetlink_rcv_msg+0x34f/0x8f0 [ 111.149271] ? rtnetlink_put_metrics+0x490/0x490 [ 111.154048] ? find_held_lock+0x36/0x1d0 [ 111.158101] netlink_rcv_skb+0x13e/0x3d0 [ 111.162147] ? lock_downgrade+0x860/0x860 [ 111.166283] ? rtnetlink_put_metrics+0x490/0x490 [ 111.171028] ? netlink_ack+0xa70/0xa70 [ 111.174997] ? netlink_deliver_tap+0x182/0xb00 [ 111.179706] rtnetlink_rcv+0x10/0x20 [ 111.183613] netlink_unicast+0x443/0x650 [ 111.187663] ? netlink_attachskb+0x6c0/0x6c0 [ 111.192066] ? _copy_from_iter_full+0x182/0x720 [ 111.196723] ? __check_object_size+0x1ef/0x310 [ 111.201292] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 111.206824] netlink_sendmsg+0x764/0xc60 [ 111.210898] ? netlink_unicast+0x650/0x650 [ 111.215127] ? apparmor_socket_sendmsg+0x1b/0x20 [ 111.219866] ? netlink_unicast+0x650/0x650 [ 111.224088] sock_sendmsg+0xb5/0xf0 [ 111.227705] ___sys_sendmsg+0x647/0x950 [ 111.231665] ? find_held_lock+0x36/0x1d0 [ 111.235727] ? copy_msghdr_from_user+0x430/0x430 [ 111.240472] ? __fget+0x278/0x400 [ 111.243923] ? kasan_check_read+0x11/0x20 [ 111.248060] ? __fget+0x295/0x400 [ 111.251590] ? expand_files.part.8+0x700/0x700 [ 111.256182] ? __f_unlock_pos+0xd/0x10 [ 111.260062] ? __fget_light+0x174/0x1e0 [ 111.264037] ? __fdget+0xe/0x10 [ 111.267308] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 111.272139] __sys_sendmsg+0xd9/0x180 [ 111.276036] ? __ia32_sys_shutdown+0x70/0x70 [ 111.280557] ? __sb_end_write+0xa4/0xd0 [ 111.284558] ? kasan_check_write+0x14/0x20 [ 111.288787] ? fput+0x18/0x120 [ 111.291990] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.297517] __x64_sys_sendmsg+0x73/0xb0 [ 111.301571] do_syscall_64+0xd0/0x4e0 [ 111.305373] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.310547] RIP: 0033:0x463d89 [ 111.313727] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 111.332676] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 111.340386] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 111.347642] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 111.354922] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 111.362190] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 111.369460] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 111.377400] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 111.393520] FAULT_INJECTION: forcing a failure. [ 111.393520] name failslab, interval 1, probability 0, space 0, times 0 [ 111.406121] CPU: 1 PID: 9115 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 111.414208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.423573] Call Trace: [ 111.426162] dump_stack+0x123/0x171 [ 111.429797] should_fail.cold.4+0x5/0xa [ 111.433940] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 111.439047] ? lock_downgrade+0x860/0x860 [ 111.443206] ? ___might_sleep+0x16b/0x270 [ 111.447787] __should_failslab+0xba/0xf0 [ 111.451836] should_failslab+0x9/0x20 [ 111.455709] kmem_cache_alloc_trace+0x2cb/0x740 [ 111.460376] ? qfq_change_class+0xa93/0x14e0 [ 111.464778] ? qfq_change_class+0xa93/0x14e0 [ 111.469367] ? __local_bh_enable_ip+0x160/0x260 [ 111.474126] qfq_change_class+0xad9/0x14e0 [ 111.478355] ? qfq_delete_class+0x2d0/0x2d0 [ 111.482759] ? nla_parse+0x197/0x280 [ 111.486481] tc_ctl_tclass+0x3e9/0xba0 [ 111.490523] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 111.495615] ? find_held_lock+0x36/0x1d0 [ 111.499681] rtnetlink_rcv_msg+0x34f/0x8f0 [ 111.503906] ? rtnetlink_put_metrics+0x490/0x490 [ 111.508658] ? find_held_lock+0x36/0x1d0 [ 111.512733] netlink_rcv_skb+0x13e/0x3d0 [ 111.516808] ? lock_downgrade+0x860/0x860 [ 111.520954] ? rtnetlink_put_metrics+0x490/0x490 [ 111.525726] ? netlink_ack+0xa70/0xa70 [ 111.529827] ? netlink_deliver_tap+0x182/0xb00 [ 111.534417] rtnetlink_rcv+0x10/0x20 [ 111.538123] netlink_unicast+0x443/0x650 [ 111.542186] ? netlink_attachskb+0x6c0/0x6c0 [ 111.546588] ? _copy_from_iter_full+0x182/0x720 [ 111.551285] ? __check_object_size+0x1ef/0x310 [ 111.555885] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 111.561414] netlink_sendmsg+0x764/0xc60 [ 111.565688] ? netlink_unicast+0x650/0x650 [ 111.569920] ? apparmor_socket_sendmsg+0x1b/0x20 [ 111.574678] ? netlink_unicast+0x650/0x650 [ 111.578907] sock_sendmsg+0xb5/0xf0 [ 111.582519] ___sys_sendmsg+0x647/0x950 [ 111.586484] ? find_held_lock+0x36/0x1d0 [ 111.590534] ? copy_msghdr_from_user+0x430/0x430 [ 111.595300] ? __fget+0x278/0x400 [ 111.598742] ? kasan_check_read+0x11/0x20 [ 111.602883] ? __fget+0x295/0x400 [ 111.606321] ? expand_files.part.8+0x700/0x700 [ 111.610883] ? __f_unlock_pos+0xd/0x10 [ 111.614757] ? __fget_light+0x174/0x1e0 [ 111.618720] ? __fdget+0xe/0x10 [ 111.621980] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 111.626803] __sys_sendmsg+0xd9/0x180 [ 111.631026] ? __ia32_sys_shutdown+0x70/0x70 [ 111.635419] ? __sb_end_write+0xa4/0xd0 [ 111.639383] ? kasan_check_write+0x14/0x20 [ 111.643613] ? fput+0x18/0x120 [ 111.646796] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.652159] __x64_sys_sendmsg+0x73/0xb0 [ 111.656265] do_syscall_64+0xd0/0x4e0 [ 111.660057] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.665230] RIP: 0033:0x463d89 [ 111.668412] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 111.687448] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 111.695224] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 111.702479] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 111.709778] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 111.717029] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 111.724285] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 111.732644] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 111.747369] FAULT_INJECTION: forcing a failure. [ 111.747369] name failslab, interval 1, probability 0, space 0, times 0 [ 111.759958] CPU: 1 PID: 9125 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 111.767764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.777244] Call Trace: [ 111.779832] dump_stack+0x123/0x171 [ 111.783465] should_fail.cold.4+0x5/0xa [ 111.787615] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 111.792917] ? lock_downgrade+0x860/0x860 [ 111.797064] ? ___might_sleep+0x16b/0x270 [ 111.801205] __should_failslab+0xba/0xf0 [ 111.805249] should_failslab+0x9/0x20 [ 111.809119] kmem_cache_alloc_trace+0x2cb/0x740 [ 111.813766] ? qfq_change_class+0xa93/0x14e0 [ 111.818156] ? qfq_change_class+0xa93/0x14e0 [ 111.822546] ? __local_bh_enable_ip+0x160/0x260 [ 111.827271] qfq_change_class+0xad9/0x14e0 [ 111.831484] ? qfq_delete_class+0x2d0/0x2d0 [ 111.835791] ? nla_parse+0x197/0x280 [ 111.839591] tc_ctl_tclass+0x3e9/0xba0 [ 111.843464] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 111.848563] ? find_held_lock+0x36/0x1d0 [ 111.852699] rtnetlink_rcv_msg+0x34f/0x8f0 [ 111.857092] ? rtnetlink_put_metrics+0x490/0x490 [ 111.861845] ? find_held_lock+0x36/0x1d0 [ 111.865906] netlink_rcv_skb+0x13e/0x3d0 [ 111.870052] ? lock_downgrade+0x860/0x860 [ 111.874185] ? rtnetlink_put_metrics+0x490/0x490 [ 111.878940] ? netlink_ack+0xa70/0xa70 [ 111.882821] ? netlink_deliver_tap+0x182/0xb00 [ 111.887432] rtnetlink_rcv+0x10/0x20 [ 111.891144] netlink_unicast+0x443/0x650 [ 111.895218] ? netlink_attachskb+0x6c0/0x6c0 [ 111.899609] ? _copy_from_iter_full+0x182/0x720 [ 111.904278] ? __check_object_size+0x1ef/0x310 [ 111.908847] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 111.914377] netlink_sendmsg+0x764/0xc60 [ 111.918461] ? netlink_unicast+0x650/0x650 [ 111.922679] ? apparmor_socket_sendmsg+0x1b/0x20 [ 111.927451] ? netlink_unicast+0x650/0x650 [ 111.931692] sock_sendmsg+0xb5/0xf0 [ 111.935318] ___sys_sendmsg+0x647/0x950 [ 111.939276] ? find_held_lock+0x36/0x1d0 [ 111.943439] ? copy_msghdr_from_user+0x430/0x430 [ 111.948207] ? __fget+0x278/0x400 [ 111.951740] ? kasan_check_read+0x11/0x20 [ 111.955889] ? __fget+0x295/0x400 [ 111.959347] ? expand_files.part.8+0x700/0x700 [ 111.963915] ? __f_unlock_pos+0xd/0x10 [ 111.967782] ? __fget_light+0x174/0x1e0 [ 111.971948] ? __fdget+0xe/0x10 [ 111.975281] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 111.980114] __sys_sendmsg+0xd9/0x180 [ 111.983911] ? __ia32_sys_shutdown+0x70/0x70 [ 111.988316] ? __sb_end_write+0xa4/0xd0 [ 111.992366] ? kasan_check_write+0x14/0x20 [ 111.996580] ? fput+0x18/0x120 [ 111.999760] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.005202] __x64_sys_sendmsg+0x73/0xb0 [ 112.009269] do_syscall_64+0xd0/0x4e0 [ 112.013065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.018236] RIP: 0033:0x463d89 [ 112.021411] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 112.040404] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 112.048194] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 112.055445] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 112.062804] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 112.070067] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 112.077641] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 112.102585] FAULT_INJECTION: forcing a failure. [ 112.102585] name failslab, interval 1, probability 0, space 0, times 0 [ 112.115615] CPU: 0 PID: 9139 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 112.123428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.132789] Call Trace: [ 112.135389] dump_stack+0x123/0x171 [ 112.139029] should_fail.cold.4+0x5/0xa [ 112.143099] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 112.148234] ? lock_downgrade+0x860/0x860 [ 112.152473] ? ___might_sleep+0x16b/0x270 [ 112.156614] __should_failslab+0xba/0xf0 [ 112.160684] should_failslab+0x9/0x20 [ 112.164489] kmem_cache_alloc_trace+0x2cb/0x740 [ 112.169155] ? qfq_change_class+0xa93/0x14e0 [ 112.173991] ? qfq_change_class+0xa93/0x14e0 [ 112.178402] ? __local_bh_enable_ip+0x160/0x260 [ 112.183065] qfq_change_class+0xad9/0x14e0 [ 112.187411] ? qfq_delete_class+0x2d0/0x2d0 [ 112.191737] ? nla_parse+0x197/0x280 [ 112.195455] tc_ctl_tclass+0x3e9/0xba0 [ 112.199452] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 112.204703] ? find_held_lock+0x36/0x1d0 [ 112.208798] rtnetlink_rcv_msg+0x34f/0x8f0 [ 112.213021] ? rtnetlink_put_metrics+0x490/0x490 [ 112.217768] ? find_held_lock+0x36/0x1d0 [ 112.221819] netlink_rcv_skb+0x13e/0x3d0 [ 112.225869] ? lock_downgrade+0x860/0x860 [ 112.230009] ? rtnetlink_put_metrics+0x490/0x490 [ 112.234844] ? netlink_ack+0xa70/0xa70 [ 112.238721] ? netlink_deliver_tap+0x182/0xb00 [ 112.243344] rtnetlink_rcv+0x10/0x20 [ 112.247074] netlink_unicast+0x443/0x650 [ 112.251131] ? netlink_attachskb+0x6c0/0x6c0 [ 112.255532] ? _copy_from_iter_full+0x182/0x720 [ 112.260306] ? __check_object_size+0x1ef/0x310 [ 112.264957] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 112.270499] netlink_sendmsg+0x764/0xc60 [ 112.274558] ? netlink_unicast+0x650/0x650 [ 112.278805] ? apparmor_socket_sendmsg+0x1b/0x20 [ 112.283556] ? netlink_unicast+0x650/0x650 [ 112.287792] sock_sendmsg+0xb5/0xf0 [ 112.291402] ___sys_sendmsg+0x647/0x950 [ 112.295409] ? find_held_lock+0x36/0x1d0 [ 112.299474] ? copy_msghdr_from_user+0x430/0x430 [ 112.304304] ? __fget+0x278/0x400 [ 112.307749] ? kasan_check_read+0x11/0x20 [ 112.311889] ? __fget+0x295/0x400 [ 112.315337] ? expand_files.part.8+0x700/0x700 [ 112.319912] ? __f_unlock_pos+0xd/0x10 [ 112.323882] ? __fget_light+0x174/0x1e0 [ 112.327861] ? __fdget+0xe/0x10 [ 112.331288] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 112.336138] __sys_sendmsg+0xd9/0x180 [ 112.339932] ? __ia32_sys_shutdown+0x70/0x70 [ 112.344338] ? __sb_end_write+0xa4/0xd0 [ 112.348331] ? kasan_check_write+0x14/0x20 [ 112.352748] ? fput+0x18/0x120 [ 112.355935] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.361298] __x64_sys_sendmsg+0x73/0xb0 [ 112.365738] do_syscall_64+0xd0/0x4e0 [ 112.369680] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.374867] RIP: 0033:0x463d89 [ 112.378057] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 112.397154] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 112.404944] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 112.412294] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 112.419837] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 112.427104] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 112.434358] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 112.451758] FAULT_INJECTION: forcing a failure. [ 112.451758] name failslab, interval 1, probability 0, space 0, times 0 [ 112.470412] CPU: 0 PID: 9145 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 112.478409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.487858] Call Trace: [ 112.490449] dump_stack+0x123/0x171 [ 112.494082] should_fail.cold.4+0x5/0xa [ 112.498065] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 112.503182] ? lock_downgrade+0x860/0x860 [ 112.507369] ? ___might_sleep+0x16b/0x270 [ 112.511509] __should_failslab+0xba/0xf0 [ 112.515572] should_failslab+0x9/0x20 [ 112.519680] kmem_cache_alloc_trace+0x2cb/0x740 [ 112.524530] ? qfq_change_class+0xa93/0x14e0 [ 112.528945] ? qfq_change_class+0xa93/0x14e0 [ 112.533514] ? __local_bh_enable_ip+0x160/0x260 [ 112.538270] qfq_change_class+0xad9/0x14e0 [ 112.543194] ? qfq_delete_class+0x2d0/0x2d0 [ 112.547589] ? nla_parse+0x197/0x280 [ 112.551287] tc_ctl_tclass+0x3e9/0xba0 [ 112.555159] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 112.560266] ? find_held_lock+0x36/0x1d0 [ 112.564321] rtnetlink_rcv_msg+0x34f/0x8f0 [ 112.568596] ? rtnetlink_put_metrics+0x490/0x490 [ 112.573355] ? find_held_lock+0x36/0x1d0 [ 112.577409] netlink_rcv_skb+0x13e/0x3d0 [ 112.581468] ? lock_downgrade+0x860/0x860 [ 112.585606] ? rtnetlink_put_metrics+0x490/0x490 [ 112.590365] ? netlink_ack+0xa70/0xa70 [ 112.594258] ? netlink_deliver_tap+0x182/0xb00 [ 112.598834] rtnetlink_rcv+0x10/0x20 [ 112.602556] netlink_unicast+0x443/0x650 [ 112.606603] ? netlink_attachskb+0x6c0/0x6c0 [ 112.610994] ? _copy_from_iter_full+0x182/0x720 [ 112.615644] ? __check_object_size+0x1ef/0x310 [ 112.620210] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 112.625757] netlink_sendmsg+0x764/0xc60 [ 112.629834] ? netlink_unicast+0x650/0x650 [ 112.634055] ? apparmor_socket_sendmsg+0x1b/0x20 [ 112.638799] ? netlink_unicast+0x650/0x650 [ 112.643052] sock_sendmsg+0xb5/0xf0 [ 112.646678] ___sys_sendmsg+0x647/0x950 [ 112.650642] ? find_held_lock+0x36/0x1d0 [ 112.654686] ? copy_msghdr_from_user+0x430/0x430 [ 112.659432] ? __fget+0x278/0x400 [ 112.662878] ? kasan_check_read+0x11/0x20 [ 112.667062] ? __fget+0x295/0x400 [ 112.670499] ? expand_files.part.8+0x700/0x700 [ 112.675063] ? __f_unlock_pos+0xd/0x10 [ 112.678938] ? __fget_light+0x174/0x1e0 [ 112.682917] ? __fdget+0xe/0x10 [ 112.686177] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 112.691002] __sys_sendmsg+0xd9/0x180 [ 112.694800] ? __ia32_sys_shutdown+0x70/0x70 [ 112.699199] ? __sb_end_write+0xa4/0xd0 [ 112.703177] ? kasan_check_write+0x14/0x20 [ 112.707395] ? fput+0x18/0x120 [ 112.710572] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.715927] __x64_sys_sendmsg+0x73/0xb0 [ 112.715938] do_syscall_64+0xd0/0x4e0 [ 112.715944] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.715949] RIP: 0033:0x463d89 [ 112.715956] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 112.715959] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 112.715965] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 112.715968] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 112.715970] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 112.715974] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 112.715977] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 112.723046] FAULT_INJECTION: forcing a failure. [ 112.723046] name failslab, interval 1, probability 0, space 0, times 0 [ 112.723056] CPU: 0 PID: 9155 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 112.723060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.723063] Call Trace: [ 112.723074] dump_stack+0x123/0x171 [ 112.723085] should_fail.cold.4+0x5/0xa [ 112.723094] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 112.723108] __should_failslab+0xba/0xf0 [ 112.723116] should_failslab+0x9/0x20 [ 112.723121] kmem_cache_alloc+0x47/0x720 [ 112.723130] ? lock_acquire+0x173/0x3d0 [ 112.723139] skb_clone+0x115/0x340 [ 112.723149] netlink_deliver_tap+0x7d7/0xb00 [ 112.723161] __netlink_sendskb+0x62/0xc0 [ 112.723168] netlink_unicast+0x4ea/0x650 [ 112.723175] ? netlink_attachskb+0x6c0/0x6c0 [ 112.723185] netlink_ack+0x519/0xa70 [ 112.723194] ? netlink_sendmsg+0xc60/0xc60 [ 112.723199] ? find_held_lock+0x36/0x1d0 [ 112.723209] netlink_rcv_skb+0x2a8/0x3d0 [ 112.723213] ? lock_downgrade+0x860/0x860 [ 112.723221] ? rtnetlink_put_metrics+0x490/0x490 [ 112.723227] ? netlink_ack+0xa70/0xa70 [ 112.723235] ? netlink_deliver_tap+0x182/0xb00 [ 112.723246] rtnetlink_rcv+0x10/0x20 [ 112.723250] netlink_unicast+0x443/0x650 [ 112.723259] ? netlink_attachskb+0x6c0/0x6c0 [ 112.723265] ? _copy_from_iter_full+0x182/0x720 [ 112.723274] ? __check_object_size+0x1ef/0x310 [ 112.723280] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 112.723288] netlink_sendmsg+0x764/0xc60 [ 112.723299] ? netlink_unicast+0x650/0x650 [ 112.723309] ? apparmor_socket_sendmsg+0x1b/0x20 [ 112.723316] ? netlink_unicast+0x650/0x650 [ 112.723321] sock_sendmsg+0xb5/0xf0 [ 112.723328] ___sys_sendmsg+0x647/0x950 [ 112.723334] ? find_held_lock+0x36/0x1d0 [ 112.723340] ? copy_msghdr_from_user+0x430/0x430 [ 112.723348] ? __fget+0x278/0x400 [ 112.723358] ? kasan_check_read+0x11/0x20 [ 112.723366] ? __fget+0x295/0x400 [ 112.723375] ? expand_files.part.8+0x700/0x700 [ 112.723381] ? __f_unlock_pos+0xd/0x10 [ 112.723390] ? __fget_light+0x174/0x1e0 [ 112.723396] ? __fdget+0xe/0x10 [ 112.723402] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 112.723409] __sys_sendmsg+0xd9/0x180 [ 112.723415] ? __ia32_sys_shutdown+0x70/0x70 [ 112.723422] ? __sb_end_write+0xa4/0xd0 [ 112.723429] ? kasan_check_write+0x14/0x20 [ 112.723434] ? fput+0x18/0x120 [ 112.723446] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.723454] __x64_sys_sendmsg+0x73/0xb0 [ 112.723463] do_syscall_64+0xd0/0x4e0 [ 112.723471] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.723477] RIP: 0033:0x463d89 [ 112.723482] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 112.723486] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 112.723492] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 112.723496] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 112.723499] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 112.723502] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 112.723506] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 112.729745] FAULT_INJECTION: forcing a failure. [ 112.729745] name failslab, interval 1, probability 0, space 0, times 0 [ 113.123559] CPU: 1 PID: 9165 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 113.131358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.140700] Call Trace: [ 113.143269] dump_stack+0x123/0x171 [ 113.146875] should_fail.cold.4+0x5/0xa [ 113.150832] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 113.155931] ? lock_downgrade+0x860/0x860 [ 113.160101] ? ___might_sleep+0x16b/0x270 [ 113.164249] __should_failslab+0xba/0xf0 [ 113.168306] should_failslab+0x9/0x20 [ 113.172083] kmem_cache_alloc_trace+0x2cb/0x740 [ 113.176763] ? qfq_change_class+0xa93/0x14e0 [ 113.181160] ? qfq_change_class+0xa93/0x14e0 [ 113.185572] ? __local_bh_enable_ip+0x160/0x260 [ 113.190260] qfq_change_class+0xad9/0x14e0 [ 113.194490] ? qfq_delete_class+0x2d0/0x2d0 [ 113.198793] ? nla_parse+0x197/0x280 [ 113.202487] tc_ctl_tclass+0x3e9/0xba0 [ 113.206353] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 113.211438] ? find_held_lock+0x36/0x1d0 [ 113.215486] rtnetlink_rcv_msg+0x34f/0x8f0 [ 113.219719] ? rtnetlink_put_metrics+0x490/0x490 [ 113.224469] ? find_held_lock+0x36/0x1d0 [ 113.228639] netlink_rcv_skb+0x13e/0x3d0 [ 113.232685] ? lock_downgrade+0x860/0x860 [ 113.236816] ? rtnetlink_put_metrics+0x490/0x490 [ 113.241660] ? netlink_ack+0xa70/0xa70 [ 113.245553] ? netlink_deliver_tap+0x182/0xb00 [ 113.250132] rtnetlink_rcv+0x10/0x20 [ 113.253873] netlink_unicast+0x443/0x650 [ 113.257925] ? netlink_attachskb+0x6c0/0x6c0 [ 113.262316] ? _copy_from_iter_full+0x182/0x720 [ 113.266973] ? __check_object_size+0x1ef/0x310 [ 113.271621] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 113.277166] netlink_sendmsg+0x764/0xc60 [ 113.281213] ? netlink_unicast+0x650/0x650 [ 113.285445] ? apparmor_socket_sendmsg+0x1b/0x20 [ 113.290283] ? netlink_unicast+0x650/0x650 [ 113.294607] sock_sendmsg+0xb5/0xf0 [ 113.298225] ___sys_sendmsg+0x647/0x950 [ 113.302196] ? find_held_lock+0x36/0x1d0 [ 113.306340] ? copy_msghdr_from_user+0x430/0x430 [ 113.311093] ? __fget+0x278/0x400 [ 113.314527] ? kasan_check_read+0x11/0x20 [ 113.318671] ? __fget+0x295/0x400 [ 113.322127] ? expand_files.part.8+0x700/0x700 [ 113.326847] ? __f_unlock_pos+0xd/0x10 [ 113.330834] ? __fget_light+0x174/0x1e0 [ 113.334789] ? __fdget+0xe/0x10 [ 113.338052] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 113.342876] __sys_sendmsg+0xd9/0x180 [ 113.346671] ? __ia32_sys_shutdown+0x70/0x70 [ 113.351096] ? __sb_end_write+0xa4/0xd0 [ 113.355057] ? kasan_check_write+0x14/0x20 [ 113.359285] ? fput+0x18/0x120 [ 113.362464] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.367837] __x64_sys_sendmsg+0x73/0xb0 [ 113.372053] do_syscall_64+0xd0/0x4e0 [ 113.375848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.381029] RIP: 0033:0x463d89 [ 113.384227] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 113.403110] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 113.410899] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 113.418247] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 113.425537] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 113.432807] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 113.440068] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 113.460371] FAULT_INJECTION: forcing a failure. [ 113.460371] name failslab, interval 1, probability 0, space 0, times 0 [ 113.478163] FAULT_INJECTION: forcing a failure. [ 113.478163] name failslab, interval 1, probability 0, space 0, times 0 [ 113.484258] CPU: 0 PID: 9175 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 113.497278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.506630] Call Trace: [ 113.509209] dump_stack+0x123/0x171 [ 113.512829] should_fail.cold.4+0x5/0xa [ 113.516785] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 113.521893] __should_failslab+0xba/0xf0 [ 113.525935] should_failslab+0x9/0x20 [ 113.529718] kmem_cache_alloc+0x47/0x720 [ 113.533766] ? lock_acquire+0x173/0x3d0 [ 113.537737] skb_clone+0x115/0x340 [ 113.541264] netlink_deliver_tap+0x7d7/0xb00 [ 113.545664] __netlink_sendskb+0x62/0xc0 [ 113.549709] netlink_unicast+0x4ea/0x650 [ 113.553796] ? netlink_attachskb+0x6c0/0x6c0 2021/05/24 20:53:03 executed programs: 205 [ 113.558190] netlink_ack+0x519/0xa70 [ 113.561885] ? netlink_sendmsg+0xc60/0xc60 [ 113.566121] ? find_held_lock+0x36/0x1d0 [ 113.570167] netlink_rcv_skb+0x2a8/0x3d0 [ 113.574209] ? lock_downgrade+0x860/0x860 [ 113.578345] ? rtnetlink_put_metrics+0x490/0x490 [ 113.583096] ? netlink_ack+0xa70/0xa70 [ 113.586989] ? netlink_deliver_tap+0x182/0xb00 [ 113.591574] rtnetlink_rcv+0x10/0x20 [ 113.595314] netlink_unicast+0x443/0x650 [ 113.599375] ? netlink_attachskb+0x6c0/0x6c0 [ 113.603766] ? _copy_from_iter_full+0x182/0x720 [ 113.608420] ? __check_object_size+0x1ef/0x310 [ 113.612998] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 113.618521] netlink_sendmsg+0x764/0xc60 [ 113.622569] ? netlink_unicast+0x650/0x650 [ 113.626878] ? apparmor_socket_sendmsg+0x1b/0x20 [ 113.631633] ? netlink_unicast+0x650/0x650 [ 113.635876] sock_sendmsg+0xb5/0xf0 [ 113.639488] ___sys_sendmsg+0x647/0x950 [ 113.643530] ? find_held_lock+0x36/0x1d0 [ 113.647600] ? copy_msghdr_from_user+0x430/0x430 [ 113.652357] ? __fget+0x278/0x400 [ 113.655816] ? kasan_check_read+0x11/0x20 [ 113.659945] ? __fget+0x295/0x400 [ 113.663380] ? expand_files.part.8+0x700/0x700 [ 113.667959] ? __f_unlock_pos+0xd/0x10 [ 113.671832] ? __fget_light+0x174/0x1e0 [ 113.675787] ? __fdget+0xe/0x10 [ 113.679050] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 113.683875] __sys_sendmsg+0xd9/0x180 [ 113.687663] ? __ia32_sys_shutdown+0x70/0x70 [ 113.692076] ? __sb_end_write+0xa4/0xd0 [ 113.696037] ? kasan_check_write+0x14/0x20 [ 113.700271] ? fput+0x18/0x120 [ 113.703463] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.708829] __x64_sys_sendmsg+0x73/0xb0 [ 113.712876] do_syscall_64+0xd0/0x4e0 [ 113.716657] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.721847] RIP: 0033:0x463d89 [ 113.725021] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 113.743917] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 113.751625] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 113.758882] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 113.766137] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 113.773403] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 113.780654] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 113.787941] CPU: 1 PID: 9185 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 113.795773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.805127] Call Trace: [ 113.807735] dump_stack+0x123/0x171 [ 113.811485] should_fail.cold.4+0x5/0xa [ 113.815460] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 113.820649] ? lock_downgrade+0x860/0x860 [ 113.824937] ? ___might_sleep+0x16b/0x270 [ 113.829089] __should_failslab+0xba/0xf0 [ 113.833152] should_failslab+0x9/0x20 [ 113.836945] kmem_cache_alloc_trace+0x2cb/0x740 [ 113.841609] ? qfq_change_class+0xa93/0x14e0 [ 113.846014] ? qfq_change_class+0xa93/0x14e0 [ 113.850429] ? __local_bh_enable_ip+0x160/0x260 [ 113.855101] qfq_change_class+0xad9/0x14e0 [ 113.859323] ? qfq_delete_class+0x2d0/0x2d0 [ 113.863634] ? nla_parse+0x197/0x280 [ 113.867490] tc_ctl_tclass+0x3e9/0xba0 [ 113.871396] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 113.876495] ? find_held_lock+0x36/0x1d0 [ 113.880572] rtnetlink_rcv_msg+0x34f/0x8f0 [ 113.884793] ? rtnetlink_put_metrics+0x490/0x490 [ 113.889541] ? find_held_lock+0x36/0x1d0 [ 113.893603] netlink_rcv_skb+0x13e/0x3d0 [ 113.897661] ? lock_downgrade+0x860/0x860 [ 113.901792] ? rtnetlink_put_metrics+0x490/0x490 [ 113.906549] ? netlink_ack+0xa70/0xa70 [ 113.910538] ? netlink_deliver_tap+0x182/0xb00 [ 113.915194] rtnetlink_rcv+0x10/0x20 [ 113.918898] netlink_unicast+0x443/0x650 [ 113.922949] ? netlink_attachskb+0x6c0/0x6c0 [ 113.927339] ? _copy_from_iter_full+0x182/0x720 [ 113.931991] ? __check_object_size+0x1ef/0x310 [ 113.936660] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 113.942191] netlink_sendmsg+0x764/0xc60 [ 113.946263] ? netlink_unicast+0x650/0x650 [ 113.950632] ? apparmor_socket_sendmsg+0x1b/0x20 [ 113.955388] ? netlink_unicast+0x650/0x650 [ 113.959628] sock_sendmsg+0xb5/0xf0 [ 113.963357] ___sys_sendmsg+0x647/0x950 [ 113.967365] ? find_held_lock+0x36/0x1d0 [ 113.971514] ? copy_msghdr_from_user+0x430/0x430 [ 113.976288] ? __fget+0x278/0x400 [ 113.979754] ? kasan_check_read+0x11/0x20 [ 113.983889] ? __fget+0x295/0x400 [ 113.987351] ? expand_files.part.8+0x700/0x700 [ 113.991917] ? __f_unlock_pos+0xd/0x10 [ 113.995874] ? __fget_light+0x174/0x1e0 [ 113.999850] ? __fdget+0xe/0x10 [ 114.003114] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 114.007944] __sys_sendmsg+0xd9/0x180 [ 114.011728] ? __ia32_sys_shutdown+0x70/0x70 [ 114.016227] ? __sb_end_write+0xa4/0xd0 [ 114.020337] ? kasan_check_write+0x14/0x20 [ 114.024699] ? fput+0x18/0x120 [ 114.027914] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.033285] __x64_sys_sendmsg+0x73/0xb0 [ 114.037355] do_syscall_64+0xd0/0x4e0 [ 114.041157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.046332] RIP: 0033:0x463d89 [ 114.049534] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 114.068942] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 114.076809] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 114.084061] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 114.091327] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 114.098606] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 114.105882] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 114.117460] nla_parse: 6 callbacks suppressed [ 114.117464] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 114.139032] FAULT_INJECTION: forcing a failure. [ 114.139032] name failslab, interval 1, probability 0, space 0, times 0 [ 114.152074] CPU: 1 PID: 9195 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 114.159889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.169243] Call Trace: [ 114.171829] dump_stack+0x123/0x171 [ 114.175459] should_fail.cold.4+0x5/0xa [ 114.179436] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 114.184559] ? lock_downgrade+0x860/0x860 [ 114.188701] ? ___might_sleep+0x16b/0x270 [ 114.192852] __should_failslab+0xba/0xf0 [ 114.196901] should_failslab+0x9/0x20 [ 114.200691] kmem_cache_alloc_trace+0x2cb/0x740 [ 114.205356] ? qfq_change_class+0xa93/0x14e0 [ 114.209760] ? qfq_change_class+0xa93/0x14e0 [ 114.214149] ? __local_bh_enable_ip+0x160/0x260 [ 114.218801] qfq_change_class+0xad9/0x14e0 [ 114.223089] ? qfq_delete_class+0x2d0/0x2d0 [ 114.227513] ? nla_parse+0x197/0x280 [ 114.231217] tc_ctl_tclass+0x3e9/0xba0 [ 114.235101] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 114.240198] ? find_held_lock+0x36/0x1d0 [ 114.244266] rtnetlink_rcv_msg+0x34f/0x8f0 [ 114.248484] ? rtnetlink_put_metrics+0x490/0x490 [ 114.253223] ? find_held_lock+0x36/0x1d0 [ 114.257283] netlink_rcv_skb+0x13e/0x3d0 [ 114.261329] ? lock_downgrade+0x860/0x860 [ 114.265466] ? rtnetlink_put_metrics+0x490/0x490 [ 114.270209] ? netlink_ack+0xa70/0xa70 [ 114.274085] ? netlink_deliver_tap+0x182/0xb00 [ 114.278657] rtnetlink_rcv+0x10/0x20 [ 114.282352] netlink_unicast+0x443/0x650 [ 114.286414] ? netlink_attachskb+0x6c0/0x6c0 [ 114.290805] ? _copy_from_iter_full+0x182/0x720 [ 114.295495] ? __check_object_size+0x1ef/0x310 [ 114.300064] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 114.305602] netlink_sendmsg+0x764/0xc60 [ 114.309654] ? netlink_unicast+0x650/0x650 [ 114.313876] ? apparmor_socket_sendmsg+0x1b/0x20 [ 114.318631] ? netlink_unicast+0x650/0x650 [ 114.322876] sock_sendmsg+0xb5/0xf0 [ 114.326495] ___sys_sendmsg+0x647/0x950 [ 114.330464] ? find_held_lock+0x36/0x1d0 [ 114.334516] ? copy_msghdr_from_user+0x430/0x430 [ 114.339277] ? __fget+0x278/0x400 [ 114.342731] ? kasan_check_read+0x11/0x20 [ 114.347019] ? __fget+0x295/0x400 [ 114.350460] ? expand_files.part.8+0x700/0x700 [ 114.355057] ? __f_unlock_pos+0xd/0x10 [ 114.358932] ? __fget_light+0x174/0x1e0 [ 114.362888] ? __fdget+0xe/0x10 [ 114.366170] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 114.371084] __sys_sendmsg+0xd9/0x180 [ 114.375036] ? __ia32_sys_shutdown+0x70/0x70 [ 114.379457] ? __sb_end_write+0xa4/0xd0 [ 114.383438] ? kasan_check_write+0x14/0x20 [ 114.387662] ? fput+0x18/0x120 [ 114.390852] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.396309] __x64_sys_sendmsg+0x73/0xb0 [ 114.400371] do_syscall_64+0xd0/0x4e0 [ 114.404333] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.409510] RIP: 0033:0x463d89 [ 114.412861] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 114.431946] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 114.439726] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 114.447000] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 114.454291] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 114.461551] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 114.468814] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 114.476584] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 114.491386] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 114.507079] FAULT_INJECTION: forcing a failure. [ 114.507079] name failslab, interval 1, probability 0, space 0, times 0 [ 114.523591] CPU: 1 PID: 9214 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 114.531419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.540772] Call Trace: [ 114.543363] dump_stack+0x123/0x171 [ 114.546994] should_fail.cold.4+0x5/0xa [ 114.550951] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 114.556061] ? lock_downgrade+0x860/0x860 [ 114.560221] ? ___might_sleep+0x16b/0x270 [ 114.564353] __should_failslab+0xba/0xf0 [ 114.568413] should_failslab+0x9/0x20 [ 114.572207] kmem_cache_alloc_trace+0x2cb/0x740 [ 114.576869] ? qfq_change_class+0xa93/0x14e0 [ 114.581261] ? qfq_change_class+0xa93/0x14e0 [ 114.585655] ? __local_bh_enable_ip+0x160/0x260 [ 114.590331] qfq_change_class+0xad9/0x14e0 [ 114.594551] ? qfq_delete_class+0x2d0/0x2d0 [ 114.598855] ? nla_parse+0x197/0x280 [ 114.602553] tc_ctl_tclass+0x3e9/0xba0 [ 114.606441] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 114.611536] ? find_held_lock+0x36/0x1d0 [ 114.615593] rtnetlink_rcv_msg+0x34f/0x8f0 [ 114.619816] ? rtnetlink_put_metrics+0x490/0x490 [ 114.624569] netlink_rcv_skb+0x13e/0x3d0 [ 114.628614] ? lock_downgrade+0x860/0x860 [ 114.632748] ? rtnetlink_put_metrics+0x490/0x490 [ 114.637571] ? netlink_ack+0xa70/0xa70 [ 114.641445] ? netlink_deliver_tap+0x182/0xb00 [ 114.646019] rtnetlink_rcv+0x10/0x20 [ 114.649714] netlink_unicast+0x443/0x650 [ 114.653761] ? netlink_attachskb+0x6c0/0x6c0 [ 114.658154] ? _copy_from_iter_full+0x182/0x720 [ 114.662824] ? __check_object_size+0x1ef/0x310 [ 114.667387] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 114.672917] netlink_sendmsg+0x764/0xc60 [ 114.676961] ? netlink_unicast+0x650/0x650 [ 114.681206] ? apparmor_socket_sendmsg+0x1b/0x20 [ 114.685949] ? netlink_unicast+0x650/0x650 [ 114.690166] sock_sendmsg+0xb5/0xf0 [ 114.693772] ___sys_sendmsg+0x647/0x950 [ 114.697727] ? find_held_lock+0x36/0x1d0 [ 114.701769] ? copy_msghdr_from_user+0x430/0x430 [ 114.706509] ? __fget+0x278/0x400 [ 114.709944] ? kasan_check_read+0x11/0x20 [ 114.714078] ? __fget+0x295/0x400 [ 114.717519] ? expand_files.part.8+0x700/0x700 [ 114.722078] ? __f_unlock_pos+0xd/0x10 [ 114.725944] ? __fget_light+0x174/0x1e0 [ 114.729918] ? __fdget+0xe/0x10 [ 114.733178] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 114.738003] __sys_sendmsg+0xd9/0x180 [ 114.741811] ? __ia32_sys_shutdown+0x70/0x70 [ 114.746237] ? __sb_end_write+0xa4/0xd0 [ 114.750207] ? kasan_check_write+0x14/0x20 [ 114.754419] ? fput+0x18/0x120 [ 114.757596] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.762948] __x64_sys_sendmsg+0x73/0xb0 [ 114.767015] do_syscall_64+0xd0/0x4e0 [ 114.770812] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.775982] RIP: 0033:0x463d89 [ 114.779152] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 114.798304] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 114.806083] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 114.813348] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 114.820611] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 114.827882] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 114.835133] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 114.842934] FAULT_INJECTION: forcing a failure. [ 114.842934] name failslab, interval 1, probability 0, space 0, times 0 [ 114.856188] CPU: 1 PID: 9215 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 114.864041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.873396] Call Trace: [ 114.875981] dump_stack+0x123/0x171 [ 114.879608] should_fail.cold.4+0x5/0xa [ 114.883587] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 114.888691] ? lock_downgrade+0x860/0x860 [ 114.892845] ? ___might_sleep+0x16b/0x270 [ 114.896999] __should_failslab+0xba/0xf0 [ 114.901057] should_failslab+0x9/0x20 [ 114.904843] kmem_cache_alloc_trace+0x2cb/0x740 [ 114.909525] ? qfq_change_class+0xa93/0x14e0 [ 114.913940] ? qfq_change_class+0xa93/0x14e0 [ 114.918726] ? __local_bh_enable_ip+0x160/0x260 [ 114.923398] qfq_change_class+0xad9/0x14e0 [ 114.927617] ? qfq_delete_class+0x2d0/0x2d0 [ 114.932096] ? nla_parse+0x197/0x280 [ 114.935820] tc_ctl_tclass+0x3e9/0xba0 [ 114.939700] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 114.944904] ? find_held_lock+0x36/0x1d0 [ 114.948972] rtnetlink_rcv_msg+0x34f/0x8f0 [ 114.953199] ? rtnetlink_put_metrics+0x490/0x490 [ 114.957953] ? find_held_lock+0x36/0x1d0 [ 114.961999] netlink_rcv_skb+0x13e/0x3d0 [ 114.966067] ? lock_downgrade+0x860/0x860 [ 114.970216] ? rtnetlink_put_metrics+0x490/0x490 [ 114.975042] ? netlink_ack+0xa70/0xa70 [ 114.978915] ? netlink_deliver_tap+0x182/0xb00 [ 114.983488] rtnetlink_rcv+0x10/0x20 [ 114.987194] netlink_unicast+0x443/0x650 [ 114.991260] ? netlink_attachskb+0x6c0/0x6c0 [ 114.995663] ? _copy_from_iter_full+0x182/0x720 [ 115.000321] ? __check_object_size+0x1ef/0x310 [ 115.004890] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 115.010431] netlink_sendmsg+0x764/0xc60 [ 115.014480] ? netlink_unicast+0x650/0x650 [ 115.018708] ? apparmor_socket_sendmsg+0x1b/0x20 [ 115.023470] ? netlink_unicast+0x650/0x650 [ 115.027764] sock_sendmsg+0xb5/0xf0 [ 115.031404] ___sys_sendmsg+0x647/0x950 [ 115.035546] ? find_held_lock+0x36/0x1d0 [ 115.039604] ? copy_msghdr_from_user+0x430/0x430 [ 115.044350] ? __fget+0x278/0x400 [ 115.047790] ? kasan_check_read+0x11/0x20 [ 115.051930] ? __fget+0x295/0x400 [ 115.055388] ? expand_files.part.8+0x700/0x700 [ 115.059958] ? __f_unlock_pos+0xd/0x10 [ 115.063848] ? __fget_light+0x174/0x1e0 [ 115.067806] ? __fdget+0xe/0x10 [ 115.071071] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 115.075906] __sys_sendmsg+0xd9/0x180 [ 115.079713] ? __ia32_sys_shutdown+0x70/0x70 [ 115.084109] ? __sb_end_write+0xa4/0xd0 [ 115.088075] ? kasan_check_write+0x14/0x20 [ 115.092296] ? fput+0x18/0x120 [ 115.095484] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.100854] __x64_sys_sendmsg+0x73/0xb0 [ 115.105229] do_syscall_64+0xd0/0x4e0 [ 115.109043] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.114234] RIP: 0033:0x463d89 [ 115.117412] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 115.136364] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 115.144074] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 115.151443] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 115.158711] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 115.165967] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 115.173241] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 115.181236] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 115.197117] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 115.218424] FAULT_INJECTION: forcing a failure. [ 115.218424] name failslab, interval 1, probability 0, space 0, times 0 [ 115.232331] CPU: 0 PID: 9234 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 115.240146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.249495] Call Trace: [ 115.252077] dump_stack+0x123/0x171 [ 115.255697] should_fail.cold.4+0x5/0xa [ 115.259942] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 115.265031] ? lock_downgrade+0x860/0x860 [ 115.269202] ? ___might_sleep+0x16b/0x270 [ 115.273349] __should_failslab+0xba/0xf0 [ 115.277437] should_failslab+0x9/0x20 [ 115.281221] kmem_cache_alloc_trace+0x2cb/0x740 [ 115.285893] ? qfq_change_class+0xa93/0x14e0 [ 115.290387] ? qfq_change_class+0xa93/0x14e0 [ 115.294794] ? __local_bh_enable_ip+0x160/0x260 [ 115.299451] qfq_change_class+0xad9/0x14e0 [ 115.303709] ? qfq_delete_class+0x2d0/0x2d0 [ 115.308111] ? nla_parse+0x197/0x280 [ 115.311833] tc_ctl_tclass+0x3e9/0xba0 [ 115.315747] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 115.320837] ? find_held_lock+0x36/0x1d0 [ 115.324917] rtnetlink_rcv_msg+0x34f/0x8f0 [ 115.329148] ? rtnetlink_put_metrics+0x490/0x490 [ 115.333902] ? find_held_lock+0x36/0x1d0 [ 115.337967] netlink_rcv_skb+0x13e/0x3d0 [ 115.342022] ? lock_downgrade+0x860/0x860 [ 115.346457] ? rtnetlink_put_metrics+0x490/0x490 [ 115.351207] ? netlink_ack+0xa70/0xa70 [ 115.355086] ? netlink_deliver_tap+0x182/0xb00 [ 115.359894] rtnetlink_rcv+0x10/0x20 [ 115.363606] netlink_unicast+0x443/0x650 [ 115.367661] ? netlink_attachskb+0x6c0/0x6c0 [ 115.372065] ? _copy_from_iter_full+0x182/0x720 [ 115.376731] ? __check_object_size+0x1ef/0x310 [ 115.381386] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 115.386915] netlink_sendmsg+0x764/0xc60 [ 115.390973] ? netlink_unicast+0x650/0x650 [ 115.395204] ? apparmor_socket_sendmsg+0x1b/0x20 [ 115.399948] ? netlink_unicast+0x650/0x650 [ 115.404185] sock_sendmsg+0xb5/0xf0 [ 115.407815] ___sys_sendmsg+0x647/0x950 [ 115.411782] ? find_held_lock+0x36/0x1d0 [ 115.415834] ? copy_msghdr_from_user+0x430/0x430 [ 115.420577] ? __fget+0x278/0x400 [ 115.424112] ? kasan_check_read+0x11/0x20 [ 115.428302] ? __fget+0x295/0x400 [ 115.431856] ? expand_files.part.8+0x700/0x700 [ 115.436441] ? __f_unlock_pos+0xd/0x10 [ 115.440331] ? __fget_light+0x174/0x1e0 [ 115.444301] ? __fdget+0xe/0x10 [ 115.447667] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 115.452505] __sys_sendmsg+0xd9/0x180 [ 115.456316] ? __ia32_sys_shutdown+0x70/0x70 [ 115.460724] ? __sb_end_write+0xa4/0xd0 [ 115.464720] ? kasan_check_write+0x14/0x20 [ 115.469060] ? fput+0x18/0x120 [ 115.472261] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.478064] __x64_sys_sendmsg+0x73/0xb0 [ 115.482122] do_syscall_64+0xd0/0x4e0 [ 115.485908] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.491120] RIP: 0033:0x463d89 [ 115.494300] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 115.513429] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 115.521257] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 115.528531] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 115.535792] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 115.543058] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 115.550325] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 115.559530] FAULT_INJECTION: forcing a failure. [ 115.559530] name failslab, interval 1, probability 0, space 0, times 0 [ 115.572347] CPU: 0 PID: 9235 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 115.580180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.589535] Call Trace: [ 115.592123] dump_stack+0x123/0x171 [ 115.595754] should_fail.cold.4+0x5/0xa [ 115.599728] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 115.604835] ? lock_downgrade+0x860/0x860 [ 115.608984] ? ___might_sleep+0x16b/0x270 [ 115.613159] __should_failslab+0xba/0xf0 [ 115.617237] should_failslab+0x9/0x20 [ 115.621032] kmem_cache_alloc_trace+0x2cb/0x740 [ 115.625721] ? qfq_change_class+0xa93/0x14e0 [ 115.630120] ? qfq_change_class+0xa93/0x14e0 [ 115.634517] ? __local_bh_enable_ip+0x160/0x260 [ 115.639267] qfq_change_class+0xad9/0x14e0 [ 115.643600] ? qfq_delete_class+0x2d0/0x2d0 [ 115.647911] ? nla_parse+0x197/0x280 [ 115.651618] tc_ctl_tclass+0x3e9/0xba0 [ 115.655498] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 115.660590] ? find_held_lock+0x36/0x1d0 [ 115.664659] rtnetlink_rcv_msg+0x34f/0x8f0 [ 115.668898] ? rtnetlink_put_metrics+0x490/0x490 [ 115.673716] ? find_held_lock+0x36/0x1d0 [ 115.677766] netlink_rcv_skb+0x13e/0x3d0 [ 115.681992] ? lock_downgrade+0x860/0x860 [ 115.686151] ? rtnetlink_put_metrics+0x490/0x490 [ 115.690896] ? netlink_ack+0xa70/0xa70 [ 115.694794] ? netlink_deliver_tap+0x182/0xb00 [ 115.699366] rtnetlink_rcv+0x10/0x20 [ 115.703074] netlink_unicast+0x443/0x650 [ 115.707121] ? netlink_attachskb+0x6c0/0x6c0 [ 115.711519] ? _copy_from_iter_full+0x182/0x720 [ 115.716316] ? __check_object_size+0x1ef/0x310 [ 115.721134] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 115.726962] netlink_sendmsg+0x764/0xc60 [ 115.731119] ? netlink_unicast+0x650/0x650 [ 115.735359] ? apparmor_socket_sendmsg+0x1b/0x20 [ 115.740229] ? netlink_unicast+0x650/0x650 [ 115.744461] sock_sendmsg+0xb5/0xf0 [ 115.748075] ___sys_sendmsg+0x647/0x950 [ 115.752041] ? find_held_lock+0x36/0x1d0 [ 115.756260] ? copy_msghdr_from_user+0x430/0x430 [ 115.761154] ? __fget+0x278/0x400 [ 115.765402] ? kasan_check_read+0x11/0x20 [ 115.769559] ? __fget+0x295/0x400 [ 115.773008] ? expand_files.part.8+0x700/0x700 [ 115.777666] ? __f_unlock_pos+0xd/0x10 [ 115.781693] ? __fget_light+0x174/0x1e0 [ 115.785668] ? __fdget+0xe/0x10 [ 115.788943] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 115.793784] __sys_sendmsg+0xd9/0x180 [ 115.797658] ? __ia32_sys_shutdown+0x70/0x70 [ 115.802062] ? __sb_end_write+0xa4/0xd0 [ 115.806083] ? kasan_check_write+0x14/0x20 [ 115.810303] ? fput+0x18/0x120 [ 115.813511] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.818868] __x64_sys_sendmsg+0x73/0xb0 [ 115.822926] do_syscall_64+0xd0/0x4e0 [ 115.826718] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.831979] RIP: 0033:0x463d89 [ 115.835158] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 115.854047] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 115.861742] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 115.869015] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 115.876271] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 115.883544] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 115.890807] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 115.900173] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 115.915749] FAULT_INJECTION: forcing a failure. [ 115.915749] name failslab, interval 1, probability 0, space 0, times 0 [ 115.928506] CPU: 0 PID: 9245 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 115.936319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.945773] Call Trace: [ 115.948360] dump_stack+0x123/0x171 [ 115.951995] should_fail.cold.4+0x5/0xa [ 115.955974] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 115.961089] ? lock_downgrade+0x860/0x860 [ 115.965233] ? ___might_sleep+0x16b/0x270 [ 115.969365] __should_failslab+0xba/0xf0 [ 115.973420] should_failslab+0x9/0x20 [ 115.977232] kmem_cache_alloc_trace+0x2cb/0x740 [ 115.981904] ? qfq_change_class+0xa93/0x14e0 [ 115.986324] ? qfq_change_class+0xa93/0x14e0 [ 115.990836] ? __local_bh_enable_ip+0x160/0x260 [ 115.995758] qfq_change_class+0xad9/0x14e0 [ 115.999976] ? qfq_delete_class+0x2d0/0x2d0 [ 116.004287] ? nla_parse+0x197/0x280 [ 116.007996] tc_ctl_tclass+0x3e9/0xba0 [ 116.011887] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 116.017106] ? find_held_lock+0x36/0x1d0 [ 116.021260] rtnetlink_rcv_msg+0x34f/0x8f0 [ 116.025492] ? rtnetlink_put_metrics+0x490/0x490 [ 116.030257] ? find_held_lock+0x36/0x1d0 [ 116.034302] netlink_rcv_skb+0x13e/0x3d0 [ 116.038362] ? lock_downgrade+0x860/0x860 [ 116.042581] ? rtnetlink_put_metrics+0x490/0x490 [ 116.047331] ? netlink_ack+0xa70/0xa70 [ 116.051210] ? netlink_deliver_tap+0x182/0xb00 [ 116.055792] rtnetlink_rcv+0x10/0x20 [ 116.059491] netlink_unicast+0x443/0x650 [ 116.063656] ? netlink_attachskb+0x6c0/0x6c0 [ 116.068074] ? _copy_from_iter_full+0x182/0x720 [ 116.072742] ? __check_object_size+0x1ef/0x310 [ 116.077345] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 116.082943] netlink_sendmsg+0x764/0xc60 [ 116.087136] ? netlink_unicast+0x650/0x650 [ 116.091369] ? apparmor_socket_sendmsg+0x1b/0x20 [ 116.096380] ? netlink_unicast+0x650/0x650 [ 116.105335] sock_sendmsg+0xb5/0xf0 [ 116.108970] ___sys_sendmsg+0x647/0x950 [ 116.113982] ? find_held_lock+0x36/0x1d0 [ 116.118123] ? copy_msghdr_from_user+0x430/0x430 [ 116.122964] ? __fget+0x278/0x400 [ 116.126406] ? kasan_check_read+0x11/0x20 [ 116.130565] ? __fget+0x295/0x400 [ 116.134030] ? expand_files.part.8+0x700/0x700 [ 116.138683] ? __f_unlock_pos+0xd/0x10 [ 116.142581] ? __fget_light+0x174/0x1e0 [ 116.146781] ? __fdget+0xe/0x10 [ 116.150050] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 116.154897] __sys_sendmsg+0xd9/0x180 [ 116.158695] ? __ia32_sys_shutdown+0x70/0x70 [ 116.163106] ? __sb_end_write+0xa4/0xd0 [ 116.167091] ? kasan_check_write+0x14/0x20 [ 116.171323] ? fput+0x18/0x120 [ 116.174529] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.179897] __x64_sys_sendmsg+0x73/0xb0 [ 116.184041] do_syscall_64+0xd0/0x4e0 [ 116.187879] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.193110] RIP: 0033:0x463d89 [ 116.196317] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 116.215212] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 116.222925] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 116.230187] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 116.237450] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 116.244709] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 116.251968] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 116.261376] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 116.283014] FAULT_INJECTION: forcing a failure. [ 116.283014] name failslab, interval 1, probability 0, space 0, times 0 [ 116.295075] CPU: 0 PID: 9259 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 116.302923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.312280] Call Trace: [ 116.314876] dump_stack+0x123/0x171 [ 116.318487] should_fail.cold.4+0x5/0xa [ 116.322460] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 116.327544] ? lock_downgrade+0x860/0x860 [ 116.331685] ? ___might_sleep+0x16b/0x270 [ 116.335831] __should_failslab+0xba/0xf0 [ 116.339875] should_failslab+0x9/0x20 [ 116.343657] kmem_cache_alloc_trace+0x2cb/0x740 [ 116.348335] ? qfq_change_class+0xa93/0x14e0 [ 116.353001] ? qfq_change_class+0xa93/0x14e0 [ 116.357501] ? __local_bh_enable_ip+0x160/0x260 [ 116.362291] qfq_change_class+0xad9/0x14e0 [ 116.366521] ? qfq_delete_class+0x2d0/0x2d0 [ 116.370845] ? nla_parse+0x197/0x280 [ 116.374552] tc_ctl_tclass+0x3e9/0xba0 [ 116.378429] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 116.383527] ? find_held_lock+0x36/0x1d0 [ 116.387593] rtnetlink_rcv_msg+0x34f/0x8f0 [ 116.391841] ? rtnetlink_put_metrics+0x490/0x490 [ 116.396609] ? find_held_lock+0x36/0x1d0 [ 116.400675] netlink_rcv_skb+0x13e/0x3d0 [ 116.404723] ? lock_downgrade+0x860/0x860 [ 116.408971] ? rtnetlink_put_metrics+0x490/0x490 [ 116.413744] ? netlink_ack+0xa70/0xa70 [ 116.417618] ? netlink_deliver_tap+0x182/0xb00 [ 116.422207] rtnetlink_rcv+0x10/0x20 [ 116.425911] netlink_unicast+0x443/0x650 [ 116.429965] ? netlink_attachskb+0x6c0/0x6c0 [ 116.434377] ? _copy_from_iter_full+0x182/0x720 [ 116.439044] ? __check_object_size+0x1ef/0x310 [ 116.443708] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 116.449266] netlink_sendmsg+0x764/0xc60 [ 116.453326] ? netlink_unicast+0x650/0x650 [ 116.457571] ? apparmor_socket_sendmsg+0x1b/0x20 [ 116.462320] ? netlink_unicast+0x650/0x650 [ 116.466550] sock_sendmsg+0xb5/0xf0 [ 116.470334] ___sys_sendmsg+0x647/0x950 [ 116.474313] ? find_held_lock+0x36/0x1d0 [ 116.478370] ? copy_msghdr_from_user+0x430/0x430 [ 116.483124] ? __fget+0x278/0x400 [ 116.486571] ? kasan_check_read+0x11/0x20 [ 116.490761] ? __fget+0x295/0x400 [ 116.494424] ? expand_files.part.8+0x700/0x700 [ 116.499123] ? __f_unlock_pos+0xd/0x10 [ 116.503005] ? __fget_light+0x174/0x1e0 [ 116.506974] ? __fdget+0xe/0x10 [ 116.510262] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 116.515114] __sys_sendmsg+0xd9/0x180 [ 116.518908] ? __ia32_sys_shutdown+0x70/0x70 [ 116.523308] ? __sb_end_write+0xa4/0xd0 [ 116.527446] ? kasan_check_write+0x14/0x20 [ 116.531667] ? fput+0x18/0x120 [ 116.534854] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.540219] __x64_sys_sendmsg+0x73/0xb0 [ 116.544278] do_syscall_64+0xd0/0x4e0 [ 116.548078] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.553257] RIP: 0033:0x463d89 [ 116.556446] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 116.575579] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 116.583277] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 116.590632] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 116.597901] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 116.605159] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 116.612547] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 116.622040] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 116.637436] FAULT_INJECTION: forcing a failure. [ 116.637436] name failslab, interval 1, probability 0, space 0, times 0 [ 116.650443] CPU: 0 PID: 9265 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 116.658258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.667607] Call Trace: [ 116.670195] dump_stack+0x123/0x171 [ 116.673809] should_fail.cold.4+0x5/0xa [ 116.677882] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 116.682981] ? lock_downgrade+0x860/0x860 [ 116.687126] ? ___might_sleep+0x16b/0x270 [ 116.691265] __should_failslab+0xba/0xf0 [ 116.695322] should_failslab+0x9/0x20 [ 116.699122] kmem_cache_alloc_trace+0x2cb/0x740 [ 116.703792] ? qfq_change_class+0xa93/0x14e0 [ 116.708305] ? qfq_change_class+0xa93/0x14e0 [ 116.712707] ? __local_bh_enable_ip+0x160/0x260 [ 116.717367] qfq_change_class+0xad9/0x14e0 [ 116.721720] ? qfq_delete_class+0x2d0/0x2d0 [ 116.726034] ? nla_parse+0x197/0x280 [ 116.729732] tc_ctl_tclass+0x3e9/0xba0 [ 116.733607] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 116.738712] ? find_held_lock+0x36/0x1d0 [ 116.742806] rtnetlink_rcv_msg+0x34f/0x8f0 [ 116.747048] ? rtnetlink_put_metrics+0x490/0x490 [ 116.751807] ? find_held_lock+0x36/0x1d0 [ 116.755874] netlink_rcv_skb+0x13e/0x3d0 [ 116.759922] ? lock_downgrade+0x860/0x860 [ 116.764060] ? rtnetlink_put_metrics+0x490/0x490 [ 116.768818] ? netlink_ack+0xa70/0xa70 [ 116.772714] ? netlink_deliver_tap+0x182/0xb00 [ 116.777311] rtnetlink_rcv+0x10/0x20 [ 116.781012] netlink_unicast+0x443/0x650 [ 116.785079] ? netlink_attachskb+0x6c0/0x6c0 [ 116.789484] ? _copy_from_iter_full+0x182/0x720 [ 116.794325] ? __check_object_size+0x1ef/0x310 [ 116.798908] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 116.804533] netlink_sendmsg+0x764/0xc60 [ 116.808609] ? netlink_unicast+0x650/0x650 [ 116.812837] ? apparmor_socket_sendmsg+0x1b/0x20 [ 116.817583] ? netlink_unicast+0x650/0x650 [ 116.821804] sock_sendmsg+0xb5/0xf0 [ 116.825440] ___sys_sendmsg+0x647/0x950 [ 116.829409] ? find_held_lock+0x36/0x1d0 [ 116.833492] ? copy_msghdr_from_user+0x430/0x430 [ 116.838265] ? __fget+0x278/0x400 [ 116.841717] ? kasan_check_read+0x11/0x20 [ 116.845854] ? __fget+0x295/0x400 [ 116.849398] ? expand_files.part.8+0x700/0x700 [ 116.853964] ? __f_unlock_pos+0xd/0x10 [ 116.857838] ? __fget_light+0x174/0x1e0 [ 116.861800] ? __fdget+0xe/0x10 [ 116.865110] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 116.869965] __sys_sendmsg+0xd9/0x180 [ 116.873764] ? __ia32_sys_shutdown+0x70/0x70 [ 116.878187] ? __sb_end_write+0xa4/0xd0 [ 116.882151] ? kasan_check_write+0x14/0x20 [ 116.886374] ? fput+0x18/0x120 [ 116.889552] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.894915] __x64_sys_sendmsg+0x73/0xb0 [ 116.899165] do_syscall_64+0xd0/0x4e0 [ 116.902970] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.908238] RIP: 0033:0x463d89 [ 116.911422] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 116.930439] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 116.938141] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 116.945511] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 116.952864] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 116.960128] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 116.967391] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 116.981755] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 117.011853] FAULT_INJECTION: forcing a failure. [ 117.011853] name failslab, interval 1, probability 0, space 0, times 0 [ 117.023517] CPU: 1 PID: 9279 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 117.031532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.040877] Call Trace: [ 117.043476] dump_stack+0x123/0x171 [ 117.047178] should_fail.cold.4+0x5/0xa [ 117.051136] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 117.056428] ? lock_downgrade+0x860/0x860 [ 117.060753] ? ___might_sleep+0x16b/0x270 [ 117.064982] __should_failslab+0xba/0xf0 [ 117.069319] should_failslab+0x9/0x20 [ 117.073120] kmem_cache_alloc_trace+0x2cb/0x740 [ 117.077800] ? qfq_change_class+0xa93/0x14e0 [ 117.082203] ? qfq_change_class+0xa93/0x14e0 [ 117.086729] ? __local_bh_enable_ip+0x160/0x260 [ 117.091511] qfq_change_class+0xad9/0x14e0 [ 117.095903] ? qfq_delete_class+0x2d0/0x2d0 [ 117.100220] ? nla_parse+0x197/0x280 [ 117.104048] tc_ctl_tclass+0x3e9/0xba0 [ 117.107936] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 117.113049] ? find_held_lock+0x36/0x1d0 [ 117.117258] rtnetlink_rcv_msg+0x34f/0x8f0 [ 117.121481] ? rtnetlink_put_metrics+0x490/0x490 [ 117.126237] ? find_held_lock+0x36/0x1d0 [ 117.130291] netlink_rcv_skb+0x13e/0x3d0 [ 117.134430] ? lock_downgrade+0x860/0x860 [ 117.138579] ? rtnetlink_put_metrics+0x490/0x490 [ 117.143429] ? netlink_ack+0xa70/0xa70 [ 117.147314] ? netlink_deliver_tap+0x182/0xb00 [ 117.152011] rtnetlink_rcv+0x10/0x20 [ 117.155730] netlink_unicast+0x443/0x650 [ 117.159796] ? netlink_attachskb+0x6c0/0x6c0 [ 117.164200] ? _copy_from_iter_full+0x182/0x720 [ 117.168857] ? __check_object_size+0x1ef/0x310 [ 117.173446] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 117.178969] netlink_sendmsg+0x764/0xc60 [ 117.183096] ? netlink_unicast+0x650/0x650 [ 117.187492] ? apparmor_socket_sendmsg+0x1b/0x20 [ 117.192492] ? netlink_unicast+0x650/0x650 [ 117.196711] sock_sendmsg+0xb5/0xf0 [ 117.200329] ___sys_sendmsg+0x647/0x950 [ 117.204420] ? find_held_lock+0x36/0x1d0 [ 117.208471] ? copy_msghdr_from_user+0x430/0x430 [ 117.213217] ? __fget+0x278/0x400 [ 117.216657] ? kasan_check_read+0x11/0x20 [ 117.220797] ? __fget+0x295/0x400 [ 117.224245] ? expand_files.part.8+0x700/0x700 [ 117.228830] ? __f_unlock_pos+0xd/0x10 [ 117.232932] ? __fget_light+0x174/0x1e0 [ 117.236989] ? __fdget+0xe/0x10 [ 117.240256] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 117.245085] __sys_sendmsg+0xd9/0x180 [ 117.248871] ? __ia32_sys_shutdown+0x70/0x70 [ 117.253267] ? __sb_end_write+0xa4/0xd0 [ 117.257236] ? kasan_check_write+0x14/0x20 [ 117.261482] ? fput+0x18/0x120 [ 117.264676] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.270035] __x64_sys_sendmsg+0x73/0xb0 [ 117.274343] do_syscall_64+0xd0/0x4e0 [ 117.278135] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.283321] RIP: 0033:0x463d89 [ 117.286519] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 117.305404] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 117.313094] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 117.320429] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 117.327716] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 117.334974] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 117.342313] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 117.351649] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 117.369465] FAULT_INJECTION: forcing a failure. [ 117.369465] name failslab, interval 1, probability 0, space 0, times 0 [ 117.381619] CPU: 1 PID: 9285 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 117.389436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.398793] Call Trace: [ 117.401491] dump_stack+0x123/0x171 [ 117.405117] should_fail.cold.4+0x5/0xa [ 117.409096] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 117.414195] ? lock_downgrade+0x860/0x860 [ 117.418387] ? ___might_sleep+0x16b/0x270 [ 117.422527] __should_failslab+0xba/0xf0 [ 117.426599] should_failslab+0x9/0x20 [ 117.430395] kmem_cache_alloc_trace+0x2cb/0x740 [ 117.435066] ? qfq_change_class+0xa93/0x14e0 [ 117.439461] ? qfq_change_class+0xa93/0x14e0 [ 117.444179] ? __local_bh_enable_ip+0x160/0x260 [ 117.448842] qfq_change_class+0xad9/0x14e0 [ 117.453071] ? qfq_delete_class+0x2d0/0x2d0 [ 117.457386] ? nla_parse+0x197/0x280 [ 117.461200] tc_ctl_tclass+0x3e9/0xba0 [ 117.465093] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 117.470206] ? find_held_lock+0x36/0x1d0 [ 117.474438] rtnetlink_rcv_msg+0x34f/0x8f0 [ 117.478670] ? rtnetlink_put_metrics+0x490/0x490 [ 117.483517] ? find_held_lock+0x36/0x1d0 [ 117.487566] netlink_rcv_skb+0x13e/0x3d0 [ 117.491630] ? lock_downgrade+0x860/0x860 [ 117.495780] ? rtnetlink_put_metrics+0x490/0x490 [ 117.500528] ? netlink_ack+0xa70/0xa70 [ 117.504516] ? netlink_deliver_tap+0x182/0xb00 [ 117.509121] rtnetlink_rcv+0x10/0x20 [ 117.512851] netlink_unicast+0x443/0x650 [ 117.516899] ? netlink_attachskb+0x6c0/0x6c0 [ 117.521416] ? _copy_from_iter_full+0x182/0x720 [ 117.526082] ? __check_object_size+0x1ef/0x310 [ 117.530659] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 117.536197] netlink_sendmsg+0x764/0xc60 [ 117.540274] ? netlink_unicast+0x650/0x650 [ 117.544501] ? apparmor_socket_sendmsg+0x1b/0x20 [ 117.549270] ? netlink_unicast+0x650/0x650 [ 117.553776] sock_sendmsg+0xb5/0xf0 [ 117.557387] ___sys_sendmsg+0x647/0x950 [ 117.561352] ? find_held_lock+0x36/0x1d0 [ 117.565414] ? copy_msghdr_from_user+0x430/0x430 [ 117.570526] ? __fget+0x278/0x400 [ 117.574056] ? kasan_check_read+0x11/0x20 [ 117.578200] ? __fget+0x295/0x400 [ 117.581639] ? expand_files.part.8+0x700/0x700 [ 117.586361] ? __f_unlock_pos+0xd/0x10 [ 117.590244] ? __fget_light+0x174/0x1e0 [ 117.594215] ? __fdget+0xe/0x10 [ 117.597486] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 117.602317] __sys_sendmsg+0xd9/0x180 [ 117.606158] ? __ia32_sys_shutdown+0x70/0x70 [ 117.610561] ? __sb_end_write+0xa4/0xd0 [ 117.614522] ? kasan_check_write+0x14/0x20 [ 117.618748] ? fput+0x18/0x120 [ 117.621930] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.627551] __x64_sys_sendmsg+0x73/0xb0 [ 117.631685] do_syscall_64+0xd0/0x4e0 [ 117.635468] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.640636] RIP: 0033:0x463d89 [ 117.643806] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 117.663146] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 117.671010] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 117.678287] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 117.685548] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 117.692816] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 117.700154] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 117.714099] FAULT_INJECTION: forcing a failure. [ 117.714099] name failslab, interval 1, probability 0, space 0, times 0 [ 117.728154] CPU: 1 PID: 9295 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 117.735982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.745424] Call Trace: [ 117.748025] dump_stack+0x123/0x171 [ 117.752118] should_fail.cold.4+0x5/0xa [ 117.756090] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 117.761259] ? lock_downgrade+0x860/0x860 [ 117.765404] ? ___might_sleep+0x16b/0x270 [ 117.769562] __should_failslab+0xba/0xf0 [ 117.773607] should_failslab+0x9/0x20 [ 117.777391] kmem_cache_alloc_trace+0x2cb/0x740 [ 117.782042] ? qfq_change_class+0xa93/0x14e0 [ 117.786448] ? qfq_change_class+0xa93/0x14e0 [ 117.790843] ? __local_bh_enable_ip+0x160/0x260 [ 117.795504] qfq_change_class+0xad9/0x14e0 [ 117.799752] ? qfq_delete_class+0x2d0/0x2d0 [ 117.804061] ? nla_parse+0x197/0x280 [ 117.807775] tc_ctl_tclass+0x3e9/0xba0 [ 117.811685] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 117.816793] ? find_held_lock+0x36/0x1d0 [ 117.820943] rtnetlink_rcv_msg+0x34f/0x8f0 [ 117.825186] ? rtnetlink_put_metrics+0x490/0x490 [ 117.829959] ? find_held_lock+0x36/0x1d0 [ 117.834042] netlink_rcv_skb+0x13e/0x3d0 [ 117.838093] ? lock_downgrade+0x860/0x860 [ 117.842231] ? rtnetlink_put_metrics+0x490/0x490 [ 117.846987] ? netlink_ack+0xa70/0xa70 [ 117.850862] ? netlink_deliver_tap+0x182/0xb00 [ 117.855431] rtnetlink_rcv+0x10/0x20 [ 117.859136] netlink_unicast+0x443/0x650 [ 117.863210] ? netlink_attachskb+0x6c0/0x6c0 [ 117.867596] ? _copy_from_iter_full+0x182/0x720 [ 117.872552] ? __check_object_size+0x1ef/0x310 [ 117.877208] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 117.882730] netlink_sendmsg+0x764/0xc60 [ 117.886772] ? netlink_unicast+0x650/0x650 [ 117.890994] ? apparmor_socket_sendmsg+0x1b/0x20 [ 117.895735] ? netlink_unicast+0x650/0x650 [ 117.899955] sock_sendmsg+0xb5/0xf0 [ 117.903651] ___sys_sendmsg+0x647/0x950 [ 117.907667] ? find_held_lock+0x36/0x1d0 [ 117.911709] ? copy_msghdr_from_user+0x430/0x430 [ 117.916446] ? __fget+0x278/0x400 [ 117.919883] ? kasan_check_read+0x11/0x20 [ 117.924275] ? __fget+0x295/0x400 [ 117.927732] ? expand_files.part.8+0x700/0x700 [ 117.932293] ? __f_unlock_pos+0xd/0x10 [ 117.936161] ? __fget_light+0x174/0x1e0 [ 117.940111] ? __fdget+0xe/0x10 [ 117.943370] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 117.948194] __sys_sendmsg+0xd9/0x180 [ 117.952089] ? __ia32_sys_shutdown+0x70/0x70 [ 117.956528] ? __sb_end_write+0xa4/0xd0 [ 117.960489] ? kasan_check_write+0x14/0x20 [ 117.964705] ? fput+0x18/0x120 [ 117.967897] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.973696] __x64_sys_sendmsg+0x73/0xb0 [ 117.977769] do_syscall_64+0xd0/0x4e0 [ 117.981556] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.986917] RIP: 0033:0x463d89 [ 117.990107] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 118.009022] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 118.016994] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 118.024356] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 118.031610] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 118.038873] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 118.046167] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 118.059342] FAULT_INJECTION: forcing a failure. [ 118.059342] name failslab, interval 1, probability 0, space 0, times 0 [ 118.073258] CPU: 1 PID: 9305 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 118.081064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.090417] Call Trace: [ 118.093002] dump_stack+0x123/0x171 [ 118.096630] should_fail.cold.4+0x5/0xa [ 118.100608] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 118.105711] ? lock_downgrade+0x860/0x860 [ 118.109865] ? ___might_sleep+0x16b/0x270 [ 118.114105] __should_failslab+0xba/0xf0 [ 118.118277] should_failslab+0x9/0x20 [ 118.122166] kmem_cache_alloc_trace+0x2cb/0x740 [ 118.126836] ? qfq_change_class+0xa93/0x14e0 [ 118.131246] ? qfq_change_class+0xa93/0x14e0 [ 118.135658] ? __local_bh_enable_ip+0x160/0x260 [ 118.140324] qfq_change_class+0xad9/0x14e0 [ 118.144551] ? qfq_delete_class+0x2d0/0x2d0 [ 118.149304] ? nla_parse+0x197/0x280 [ 118.153014] tc_ctl_tclass+0x3e9/0xba0 [ 118.156892] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 118.161988] ? find_held_lock+0x36/0x1d0 [ 118.166135] rtnetlink_rcv_msg+0x34f/0x8f0 [ 118.170367] ? rtnetlink_put_metrics+0x490/0x490 [ 118.175301] ? find_held_lock+0x36/0x1d0 [ 118.179354] netlink_rcv_skb+0x13e/0x3d0 [ 118.183399] ? lock_downgrade+0x860/0x860 [ 118.187531] ? rtnetlink_put_metrics+0x490/0x490 [ 118.192389] ? netlink_ack+0xa70/0xa70 [ 118.196431] ? netlink_deliver_tap+0x182/0xb00 [ 118.201279] rtnetlink_rcv+0x10/0x20 [ 118.204982] netlink_unicast+0x443/0x650 [ 118.209029] ? netlink_attachskb+0x6c0/0x6c0 [ 118.213434] ? _copy_from_iter_full+0x182/0x720 [ 118.218101] ? __check_object_size+0x1ef/0x310 [ 118.222672] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 118.228544] netlink_sendmsg+0x764/0xc60 [ 118.232607] ? netlink_unicast+0x650/0x650 [ 118.237088] ? apparmor_socket_sendmsg+0x1b/0x20 [ 118.242087] ? netlink_unicast+0x650/0x650 [ 118.246311] sock_sendmsg+0xb5/0xf0 [ 118.249922] ___sys_sendmsg+0x647/0x950 [ 118.253909] ? find_held_lock+0x36/0x1d0 [ 118.257967] ? copy_msghdr_from_user+0x430/0x430 [ 118.262702] ? __fget+0x278/0x400 [ 118.266144] ? kasan_check_read+0x11/0x20 [ 118.270278] ? __fget+0x295/0x400 [ 118.273726] ? expand_files.part.8+0x700/0x700 [ 118.278293] ? __f_unlock_pos+0xd/0x10 [ 118.282162] ? __fget_light+0x174/0x1e0 [ 118.286125] ? __fdget+0xe/0x10 [ 118.289395] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 118.294244] __sys_sendmsg+0xd9/0x180 [ 118.298028] ? __ia32_sys_shutdown+0x70/0x70 [ 118.302429] ? __sb_end_write+0xa4/0xd0 [ 118.306391] ? kasan_check_write+0x14/0x20 [ 118.310603] ? fput+0x18/0x120 [ 118.313778] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.319130] __x64_sys_sendmsg+0x73/0xb0 [ 118.323184] do_syscall_64+0xd0/0x4e0 [ 118.326978] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.332244] RIP: 0033:0x463d89 [ 118.335415] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 118.354304] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 118.362007] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 118.369372] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 118.376655] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 118.384023] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 118.391304] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 118.405588] FAULT_INJECTION: forcing a failure. [ 118.405588] name failslab, interval 1, probability 0, space 0, times 0 [ 118.418725] CPU: 1 PID: 9315 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 118.426649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.436003] Call Trace: [ 118.438714] dump_stack+0x123/0x171 [ 118.442345] should_fail.cold.4+0x5/0xa [ 118.446411] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 118.451522] ? lock_downgrade+0x860/0x860 [ 118.455685] ? ___might_sleep+0x16b/0x270 [ 118.459846] __should_failslab+0xba/0xf0 [ 118.463898] should_failslab+0x9/0x20 [ 118.467821] kmem_cache_alloc_trace+0x2cb/0x740 [ 118.472504] ? qfq_change_class+0xa93/0x14e0 [ 118.476906] ? qfq_change_class+0xa93/0x14e0 [ 118.481402] ? __local_bh_enable_ip+0x160/0x260 [ 118.486054] qfq_change_class+0xad9/0x14e0 [ 118.490279] ? qfq_delete_class+0x2d0/0x2d0 [ 118.494589] ? nla_parse+0x197/0x280 [ 118.498289] tc_ctl_tclass+0x3e9/0xba0 [ 118.502180] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 118.507359] ? find_held_lock+0x36/0x1d0 [ 118.511440] rtnetlink_rcv_msg+0x34f/0x8f0 [ 118.515668] ? rtnetlink_put_metrics+0x490/0x490 [ 118.520862] ? find_held_lock+0x36/0x1d0 [ 118.524995] netlink_rcv_skb+0x13e/0x3d0 [ 118.529052] ? lock_downgrade+0x860/0x860 [ 118.533182] ? rtnetlink_put_metrics+0x490/0x490 [ 118.537924] ? netlink_ack+0xa70/0xa70 [ 118.542229] ? netlink_deliver_tap+0x182/0xb00 [ 118.546817] rtnetlink_rcv+0x10/0x20 [ 118.550550] netlink_unicast+0x443/0x650 [ 118.554616] ? netlink_attachskb+0x6c0/0x6c0 [ 118.559020] ? _copy_from_iter_full+0x182/0x720 [ 118.563675] ? __check_object_size+0x1ef/0x310 [ 118.568252] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 118.573830] netlink_sendmsg+0x764/0xc60 [ 118.577892] ? netlink_unicast+0x650/0x650 [ 118.582118] ? apparmor_socket_sendmsg+0x1b/0x20 [ 118.587123] ? netlink_unicast+0x650/0x650 [ 118.591459] sock_sendmsg+0xb5/0xf0 [ 118.595070] ___sys_sendmsg+0x647/0x950 [ 118.599033] ? find_held_lock+0x36/0x1d0 [ 118.603085] ? copy_msghdr_from_user+0x430/0x430 [ 118.607847] ? __fget+0x278/0x400 [ 118.611288] ? kasan_check_read+0x11/0x20 [ 118.615417] ? __fget+0x295/0x400 [ 118.618859] ? expand_files.part.8+0x700/0x700 [ 118.623430] ? __f_unlock_pos+0xd/0x10 [ 118.627318] ? __fget_light+0x174/0x1e0 [ 118.631308] ? __fdget+0xe/0x10 [ 118.634661] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 118.639526] __sys_sendmsg+0xd9/0x180 [ 118.643319] ? __ia32_sys_shutdown+0x70/0x70 [ 118.647715] ? __sb_end_write+0xa4/0xd0 [ 118.651695] ? kasan_check_write+0x14/0x20 [ 118.655941] ? fput+0x18/0x120 [ 118.659124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.664470] __x64_sys_sendmsg+0x73/0xb0 [ 118.668534] do_syscall_64+0xd0/0x4e0 [ 118.672359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.677622] RIP: 0033:0x463d89 [ 118.680822] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 118.699733] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 118.707429] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 118.714730] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 118.721995] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 118.729340] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 118.736611] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 2021/05/24 20:53:09 executed programs: 220 [ 118.767863] FAULT_INJECTION: forcing a failure. [ 118.767863] name failslab, interval 1, probability 0, space 0, times 0 [ 118.784375] CPU: 1 PID: 9335 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 118.792294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.801748] Call Trace: [ 118.804334] dump_stack+0x123/0x171 [ 118.808040] should_fail.cold.4+0x5/0xa [ 118.812023] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 118.817110] ? lock_downgrade+0x860/0x860 [ 118.821378] ? ___might_sleep+0x16b/0x270 [ 118.825517] __should_failslab+0xba/0xf0 [ 118.829571] should_failslab+0x9/0x20 [ 118.833366] kmem_cache_alloc_trace+0x2cb/0x740 [ 118.838102] ? qfq_change_class+0xa93/0x14e0 [ 118.842514] ? qfq_change_class+0xa93/0x14e0 [ 118.846918] ? __local_bh_enable_ip+0x160/0x260 [ 118.851572] qfq_change_class+0xad9/0x14e0 [ 118.855803] ? qfq_delete_class+0x2d0/0x2d0 [ 118.860119] ? nla_parse+0x197/0x280 [ 118.863826] tc_ctl_tclass+0x3e9/0xba0 [ 118.867714] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 118.872870] ? find_held_lock+0x36/0x1d0 [ 118.876933] rtnetlink_rcv_msg+0x34f/0x8f0 [ 118.881174] ? rtnetlink_put_metrics+0x490/0x490 [ 118.886000] ? find_held_lock+0x36/0x1d0 [ 118.890156] netlink_rcv_skb+0x13e/0x3d0 [ 118.894199] ? lock_downgrade+0x860/0x860 [ 118.898343] ? rtnetlink_put_metrics+0x490/0x490 [ 118.903079] ? netlink_ack+0xa70/0xa70 [ 118.906949] ? netlink_deliver_tap+0x182/0xb00 [ 118.911534] rtnetlink_rcv+0x10/0x20 [ 118.915264] netlink_unicast+0x443/0x650 [ 118.919316] ? netlink_attachskb+0x6c0/0x6c0 [ 118.923898] ? _copy_from_iter_full+0x182/0x720 [ 118.928555] ? __check_object_size+0x1ef/0x310 [ 118.933117] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 118.938655] netlink_sendmsg+0x764/0xc60 [ 118.942698] ? netlink_unicast+0x650/0x650 [ 118.946918] ? apparmor_socket_sendmsg+0x1b/0x20 [ 118.951656] ? netlink_unicast+0x650/0x650 [ 118.955871] sock_sendmsg+0xb5/0xf0 [ 118.959477] ___sys_sendmsg+0x647/0x950 [ 118.963431] ? find_held_lock+0x36/0x1d0 [ 118.967474] ? copy_msghdr_from_user+0x430/0x430 [ 118.972298] ? __fget+0x278/0x400 [ 118.975737] ? kasan_check_read+0x11/0x20 [ 118.979890] ? __fget+0x295/0x400 [ 118.983369] ? expand_files.part.8+0x700/0x700 [ 118.987930] ? __f_unlock_pos+0xd/0x10 [ 118.991819] ? __fget_light+0x174/0x1e0 [ 118.995778] ? __fdget+0xe/0x10 [ 118.999046] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 119.003876] __sys_sendmsg+0xd9/0x180 [ 119.007664] ? __ia32_sys_shutdown+0x70/0x70 [ 119.012065] ? __sb_end_write+0xa4/0xd0 [ 119.016109] ? kasan_check_write+0x14/0x20 [ 119.020370] ? fput+0x18/0x120 [ 119.023551] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.028894] __x64_sys_sendmsg+0x73/0xb0 [ 119.032954] do_syscall_64+0xd0/0x4e0 [ 119.036754] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.041942] RIP: 0033:0x463d89 [ 119.045133] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 119.064020] RSP: 002b:00007f276d6c2198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 119.071796] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 119.079058] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 119.086309] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 119.093558] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 119.100997] R13: 00007f276d6c26bc R14: 0000000000000008 R15: 0000000000000001 [ 119.114522] FAULT_INJECTION: forcing a failure. [ 119.114522] name failslab, interval 1, probability 0, space 0, times 0 [ 119.128049] CPU: 0 PID: 9336 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 119.135861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.145214] Call Trace: [ 119.147797] dump_stack+0x123/0x171 [ 119.151437] should_fail.cold.4+0x5/0xa [ 119.155423] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 119.160528] ? lock_downgrade+0x860/0x860 [ 119.164685] ? ___might_sleep+0x16b/0x270 [ 119.168837] __should_failslab+0xba/0xf0 [ 119.172903] should_failslab+0x9/0x20 [ 119.177058] kmem_cache_alloc_trace+0x2cb/0x740 [ 119.181981] ? qfq_change_class+0xa93/0x14e0 [ 119.186476] ? qfq_change_class+0xa93/0x14e0 [ 119.191178] ? __local_bh_enable_ip+0x160/0x260 [ 119.195900] qfq_change_class+0xad9/0x14e0 [ 119.200142] ? qfq_delete_class+0x2d0/0x2d0 [ 119.204468] ? nla_parse+0x197/0x280 [ 119.208188] tc_ctl_tclass+0x3e9/0xba0 [ 119.212078] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 119.217173] ? find_held_lock+0x36/0x1d0 [ 119.221412] rtnetlink_rcv_msg+0x34f/0x8f0 [ 119.225749] ? rtnetlink_put_metrics+0x490/0x490 [ 119.230622] ? find_held_lock+0x36/0x1d0 [ 119.234716] netlink_rcv_skb+0x13e/0x3d0 [ 119.238783] ? lock_downgrade+0x860/0x860 [ 119.242919] ? rtnetlink_put_metrics+0x490/0x490 [ 119.247683] ? netlink_ack+0xa70/0xa70 [ 119.251563] ? netlink_deliver_tap+0x182/0xb00 [ 119.256224] rtnetlink_rcv+0x10/0x20 [ 119.259936] netlink_unicast+0x443/0x650 [ 119.263986] ? netlink_attachskb+0x6c0/0x6c0 [ 119.268382] ? _copy_from_iter_full+0x182/0x720 [ 119.273047] ? __check_object_size+0x1ef/0x310 [ 119.277614] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 119.283135] netlink_sendmsg+0x764/0xc60 [ 119.287218] ? netlink_unicast+0x650/0x650 [ 119.291451] ? apparmor_socket_sendmsg+0x1b/0x20 [ 119.296193] ? netlink_unicast+0x650/0x650 [ 119.300408] sock_sendmsg+0xb5/0xf0 [ 119.304033] ___sys_sendmsg+0x647/0x950 [ 119.307994] ? find_held_lock+0x36/0x1d0 [ 119.312061] ? copy_msghdr_from_user+0x430/0x430 [ 119.316801] ? __fget+0x278/0x400 [ 119.320240] ? kasan_check_read+0x11/0x20 [ 119.324376] ? __fget+0x295/0x400 [ 119.327829] ? expand_files.part.8+0x700/0x700 [ 119.332618] ? __f_unlock_pos+0xd/0x10 [ 119.336556] ? __fget_light+0x174/0x1e0 [ 119.340516] ? __fdget+0xe/0x10 [ 119.343782] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 119.348616] __sys_sendmsg+0xd9/0x180 [ 119.352408] ? __ia32_sys_shutdown+0x70/0x70 [ 119.356799] ? __sb_end_write+0xa4/0xd0 [ 119.360757] ? kasan_check_write+0x14/0x20 [ 119.364990] ? fput+0x18/0x120 [ 119.368186] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.373662] __x64_sys_sendmsg+0x73/0xb0 [ 119.377766] do_syscall_64+0xd0/0x4e0 [ 119.381582] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.386772] RIP: 0033:0x463d89 [ 119.389955] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 119.409193] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 119.417033] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 119.424358] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 119.431729] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 119.439014] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 119.446279] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 119.455657] nla_parse: 5 callbacks suppressed [ 119.455660] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 119.477197] FAULT_INJECTION: forcing a failure. [ 119.477197] name failslab, interval 1, probability 0, space 0, times 0 [ 119.494067] CPU: 0 PID: 9347 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 119.502066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.511517] Call Trace: [ 119.514285] dump_stack+0x123/0x171 [ 119.517918] should_fail.cold.4+0x5/0xa [ 119.521971] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 119.527167] ? lock_downgrade+0x860/0x860 [ 119.531377] ? ___might_sleep+0x16b/0x270 [ 119.535768] __should_failslab+0xba/0xf0 [ 119.539824] should_failslab+0x9/0x20 [ 119.543616] kmem_cache_alloc_trace+0x2cb/0x740 [ 119.548276] ? qfq_change_class+0xa93/0x14e0 [ 119.552763] ? qfq_change_class+0xa93/0x14e0 [ 119.557171] ? __local_bh_enable_ip+0x160/0x260 [ 119.561846] qfq_change_class+0xad9/0x14e0 [ 119.566086] ? qfq_delete_class+0x2d0/0x2d0 [ 119.570435] ? nla_parse+0x197/0x280 [ 119.574162] tc_ctl_tclass+0x3e9/0xba0 [ 119.578241] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 119.583330] ? find_held_lock+0x36/0x1d0 [ 119.587397] rtnetlink_rcv_msg+0x34f/0x8f0 [ 119.591626] ? rtnetlink_put_metrics+0x490/0x490 [ 119.596374] ? find_held_lock+0x36/0x1d0 [ 119.600506] netlink_rcv_skb+0x13e/0x3d0 [ 119.604552] ? lock_downgrade+0x860/0x860 [ 119.608692] ? rtnetlink_put_metrics+0x490/0x490 [ 119.613445] ? netlink_ack+0xa70/0xa70 [ 119.617328] ? netlink_deliver_tap+0x182/0xb00 [ 119.621897] rtnetlink_rcv+0x10/0x20 [ 119.625597] netlink_unicast+0x443/0x650 [ 119.629649] ? netlink_attachskb+0x6c0/0x6c0 [ 119.634043] ? _copy_from_iter_full+0x182/0x720 [ 119.638753] ? __check_object_size+0x1ef/0x310 [ 119.643323] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 119.648879] netlink_sendmsg+0x764/0xc60 [ 119.652955] ? netlink_unicast+0x650/0x650 [ 119.657192] ? apparmor_socket_sendmsg+0x1b/0x20 [ 119.661953] ? netlink_unicast+0x650/0x650 [ 119.666202] sock_sendmsg+0xb5/0xf0 [ 119.669816] ___sys_sendmsg+0x647/0x950 [ 119.673776] ? find_held_lock+0x36/0x1d0 [ 119.677918] ? copy_msghdr_from_user+0x430/0x430 [ 119.682760] ? __fget+0x278/0x400 [ 119.686291] ? kasan_check_read+0x11/0x20 [ 119.690470] ? __fget+0x295/0x400 [ 119.693933] ? expand_files.part.8+0x700/0x700 [ 119.698502] ? __f_unlock_pos+0xd/0x10 [ 119.702395] ? __fget_light+0x174/0x1e0 [ 119.706358] ? __fdget+0xe/0x10 [ 119.709633] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 119.714502] __sys_sendmsg+0xd9/0x180 [ 119.718297] ? __ia32_sys_shutdown+0x70/0x70 [ 119.722796] ? __sb_end_write+0xa4/0xd0 [ 119.726760] ? kasan_check_write+0x14/0x20 [ 119.730985] ? fput+0x18/0x120 [ 119.734162] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.739524] __x64_sys_sendmsg+0x73/0xb0 [ 119.744133] do_syscall_64+0xd0/0x4e0 [ 119.747929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.753124] RIP: 0033:0x463d89 [ 119.756312] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 119.775288] RSP: 002b:00007f70fb23a198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 119.783300] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 119.790575] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 119.797838] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 119.805112] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 119.812411] R13: 00007f70fb23a6bc R14: 0000000000000008 R15: 0000000000000001 [ 119.822196] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 119.838630] FAULT_INJECTION: forcing a failure. [ 119.838630] name failslab, interval 1, probability 0, space 0, times 0 [ 119.851966] CPU: 0 PID: 9357 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 119.859793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.869149] Call Trace: [ 119.871739] dump_stack+0x123/0x171 [ 119.875369] should_fail.cold.4+0x5/0xa [ 119.879346] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 119.884459] ? lock_downgrade+0x860/0x860 [ 119.888628] ? ___might_sleep+0x16b/0x270 [ 119.892772] __should_failslab+0xba/0xf0 [ 119.896923] should_failslab+0x9/0x20 [ 119.900732] kmem_cache_alloc_trace+0x2cb/0x740 [ 119.905391] ? qfq_change_class+0xa93/0x14e0 [ 119.909874] ? qfq_change_class+0xa93/0x14e0 [ 119.914283] ? __local_bh_enable_ip+0x160/0x260 [ 119.918945] qfq_change_class+0xad9/0x14e0 [ 119.923180] ? qfq_delete_class+0x2d0/0x2d0 [ 119.927495] ? nla_parse+0x197/0x280 [ 119.931211] tc_ctl_tclass+0x3e9/0xba0 [ 119.935095] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 119.940194] ? find_held_lock+0x36/0x1d0 [ 119.944250] rtnetlink_rcv_msg+0x34f/0x8f0 [ 119.948478] ? rtnetlink_put_metrics+0x490/0x490 [ 119.953225] ? find_held_lock+0x36/0x1d0 [ 119.957271] netlink_rcv_skb+0x13e/0x3d0 [ 119.961322] ? lock_downgrade+0x860/0x860 [ 119.965465] ? rtnetlink_put_metrics+0x490/0x490 [ 119.970209] ? netlink_ack+0xa70/0xa70 [ 119.974089] ? netlink_deliver_tap+0x182/0xb00 [ 119.978670] rtnetlink_rcv+0x10/0x20 [ 119.982371] netlink_unicast+0x443/0x650 [ 119.986581] ? netlink_attachskb+0x6c0/0x6c0 [ 119.991109] ? _copy_from_iter_full+0x182/0x720 [ 119.995887] ? __check_object_size+0x1ef/0x310 [ 120.000455] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 120.005998] netlink_sendmsg+0x764/0xc60 [ 120.010138] ? netlink_unicast+0x650/0x650 [ 120.014453] ? apparmor_socket_sendmsg+0x1b/0x20 [ 120.019214] ? netlink_unicast+0x650/0x650 [ 120.023455] sock_sendmsg+0xb5/0xf0 [ 120.027081] ___sys_sendmsg+0x647/0x950 [ 120.031047] ? find_held_lock+0x36/0x1d0 [ 120.035098] ? copy_msghdr_from_user+0x430/0x430 [ 120.039845] ? __fget+0x278/0x400 [ 120.043285] ? kasan_check_read+0x11/0x20 [ 120.047421] ? __fget+0x295/0x400 [ 120.050861] ? expand_files.part.8+0x700/0x700 [ 120.055424] ? __f_unlock_pos+0xd/0x10 [ 120.059293] ? __fget_light+0x174/0x1e0 [ 120.063247] ? __fdget+0xe/0x10 [ 120.066522] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 120.071367] __sys_sendmsg+0xd9/0x180 [ 120.075150] ? __ia32_sys_shutdown+0x70/0x70 [ 120.079543] ? __sb_end_write+0xa4/0xd0 [ 120.083496] ? kasan_check_write+0x14/0x20 [ 120.087712] ? fput+0x18/0x120 [ 120.090896] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.096259] __x64_sys_sendmsg+0x73/0xb0 [ 120.100313] do_syscall_64+0xd0/0x4e0 [ 120.104104] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.109456] RIP: 0033:0x463d89 [ 120.112643] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.131565] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 120.139275] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 120.146546] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 120.153814] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 120.161082] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 120.168358] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 120.177523] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 120.193360] FAULT_INJECTION: forcing a failure. [ 120.193360] name failslab, interval 1, probability 0, space 0, times 0 [ 120.205871] CPU: 0 PID: 9367 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 120.213683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.223127] Call Trace: [ 120.225719] dump_stack+0x123/0x171 [ 120.229352] should_fail.cold.4+0x5/0xa [ 120.233329] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 120.238419] ? lock_downgrade+0x860/0x860 [ 120.242555] ? ___might_sleep+0x16b/0x270 [ 120.246705] __should_failslab+0xba/0xf0 [ 120.250764] should_failslab+0x9/0x20 [ 120.254576] kmem_cache_alloc_trace+0x2cb/0x740 [ 120.259242] ? qfq_change_class+0xa93/0x14e0 [ 120.263649] ? qfq_change_class+0xa93/0x14e0 [ 120.268051] ? __local_bh_enable_ip+0x160/0x260 [ 120.272849] qfq_change_class+0xad9/0x14e0 [ 120.277088] ? qfq_delete_class+0x2d0/0x2d0 [ 120.281432] ? nla_parse+0x197/0x280 [ 120.285155] tc_ctl_tclass+0x3e9/0xba0 [ 120.289045] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 120.294145] ? find_held_lock+0x36/0x1d0 [ 120.298214] rtnetlink_rcv_msg+0x34f/0x8f0 [ 120.302444] ? rtnetlink_put_metrics+0x490/0x490 [ 120.307192] ? find_held_lock+0x36/0x1d0 [ 120.311361] netlink_rcv_skb+0x13e/0x3d0 [ 120.315534] ? lock_downgrade+0x860/0x860 [ 120.319834] ? rtnetlink_put_metrics+0x490/0x490 [ 120.324590] ? netlink_ack+0xa70/0xa70 [ 120.328477] ? netlink_deliver_tap+0x182/0xb00 [ 120.333085] rtnetlink_rcv+0x10/0x20 [ 120.336821] netlink_unicast+0x443/0x650 [ 120.340872] ? netlink_attachskb+0x6c0/0x6c0 [ 120.345262] ? _copy_from_iter_full+0x182/0x720 [ 120.349932] ? __check_object_size+0x1ef/0x310 [ 120.354623] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 120.360159] netlink_sendmsg+0x764/0xc60 [ 120.364213] ? netlink_unicast+0x650/0x650 [ 120.368448] ? apparmor_socket_sendmsg+0x1b/0x20 [ 120.373216] ? netlink_unicast+0x650/0x650 [ 120.377447] sock_sendmsg+0xb5/0xf0 [ 120.381085] ___sys_sendmsg+0x647/0x950 [ 120.385048] ? find_held_lock+0x36/0x1d0 [ 120.389102] ? copy_msghdr_from_user+0x430/0x430 [ 120.393854] ? __fget+0x278/0x400 [ 120.397342] ? kasan_check_read+0x11/0x20 [ 120.401476] ? __fget+0x295/0x400 [ 120.404939] ? expand_files.part.8+0x700/0x700 [ 120.409532] ? __f_unlock_pos+0xd/0x10 [ 120.413434] ? __fget_light+0x174/0x1e0 [ 120.417495] ? __fdget+0xe/0x10 [ 120.420775] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 120.425623] __sys_sendmsg+0xd9/0x180 [ 120.429510] ? __ia32_sys_shutdown+0x70/0x70 [ 120.433939] ? __sb_end_write+0xa4/0xd0 [ 120.438176] ? kasan_check_write+0x14/0x20 [ 120.442412] ? fput+0x18/0x120 [ 120.445612] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.450967] __x64_sys_sendmsg+0x73/0xb0 [ 120.455018] do_syscall_64+0xd0/0x4e0 [ 120.458822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.463994] RIP: 0033:0x463d89 [ 120.467175] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.486082] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 120.493793] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 120.501154] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 120.508449] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 120.515722] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 120.523020] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 120.540809] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 120.556944] FAULT_INJECTION: forcing a failure. [ 120.556944] name failslab, interval 1, probability 0, space 0, times 0 [ 120.575123] CPU: 0 PID: 9381 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 120.582946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.592301] Call Trace: [ 120.594898] dump_stack+0x123/0x171 [ 120.598780] should_fail.cold.4+0x5/0xa [ 120.602740] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 120.607859] ? lock_downgrade+0x860/0x860 [ 120.611998] ? ___might_sleep+0x16b/0x270 [ 120.616131] __should_failslab+0xba/0xf0 [ 120.620187] should_failslab+0x9/0x20 [ 120.623973] kmem_cache_alloc_trace+0x2cb/0x740 [ 120.628629] ? qfq_change_class+0xa93/0x14e0 [ 120.633029] ? qfq_change_class+0xa93/0x14e0 [ 120.637436] ? __local_bh_enable_ip+0x160/0x260 [ 120.642093] qfq_change_class+0xad9/0x14e0 [ 120.646327] ? qfq_delete_class+0x2d0/0x2d0 [ 120.650641] ? nla_parse+0x197/0x280 [ 120.654342] tc_ctl_tclass+0x3e9/0xba0 [ 120.658234] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 120.663335] ? find_held_lock+0x36/0x1d0 [ 120.667399] rtnetlink_rcv_msg+0x34f/0x8f0 [ 120.671655] ? rtnetlink_put_metrics+0x490/0x490 [ 120.676395] ? find_held_lock+0x36/0x1d0 [ 120.680531] netlink_rcv_skb+0x13e/0x3d0 [ 120.684698] ? lock_downgrade+0x860/0x860 [ 120.688848] ? rtnetlink_put_metrics+0x490/0x490 [ 120.693597] ? netlink_ack+0xa70/0xa70 [ 120.697490] ? netlink_deliver_tap+0x182/0xb00 [ 120.702066] rtnetlink_rcv+0x10/0x20 [ 120.705777] netlink_unicast+0x443/0x650 [ 120.709834] ? netlink_attachskb+0x6c0/0x6c0 [ 120.714235] ? _copy_from_iter_full+0x182/0x720 [ 120.718907] ? __check_object_size+0x1ef/0x310 [ 120.723568] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 120.729103] netlink_sendmsg+0x764/0xc60 [ 120.733233] ? netlink_unicast+0x650/0x650 [ 120.737646] ? apparmor_socket_sendmsg+0x1b/0x20 [ 120.742393] ? netlink_unicast+0x650/0x650 [ 120.746634] sock_sendmsg+0xb5/0xf0 [ 120.750253] ___sys_sendmsg+0x647/0x950 [ 120.754281] ? find_held_lock+0x36/0x1d0 [ 120.758422] ? copy_msghdr_from_user+0x430/0x430 [ 120.763268] ? __fget+0x278/0x400 [ 120.766752] ? kasan_check_read+0x11/0x20 [ 120.770940] ? __fget+0x295/0x400 [ 120.774378] ? expand_files.part.8+0x700/0x700 [ 120.778946] ? __f_unlock_pos+0xd/0x10 [ 120.782958] ? __fget_light+0x174/0x1e0 [ 120.786924] ? __fdget+0xe/0x10 [ 120.790197] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 120.795218] __sys_sendmsg+0xd9/0x180 [ 120.799030] ? __ia32_sys_shutdown+0x70/0x70 [ 120.803456] ? __sb_end_write+0xa4/0xd0 [ 120.807855] ? kasan_check_write+0x14/0x20 [ 120.812081] ? fput+0x18/0x120 [ 120.815264] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.820623] __x64_sys_sendmsg+0x73/0xb0 [ 120.824669] do_syscall_64+0xd0/0x4e0 [ 120.828459] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.833826] RIP: 0033:0x463d89 [ 120.837012] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.855895] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 120.863700] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 120.870954] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 120.878381] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 120.885767] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 120.893112] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 120.903489] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 120.930364] FAULT_INJECTION: forcing a failure. [ 120.930364] name failslab, interval 1, probability 0, space 0, times 0 [ 120.943823] CPU: 1 PID: 9387 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 120.951639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.961182] Call Trace: [ 120.963783] dump_stack+0x123/0x171 [ 120.967401] should_fail.cold.4+0x5/0xa [ 120.971375] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 120.976650] ? lock_downgrade+0x860/0x860 [ 120.980960] ? ___might_sleep+0x16b/0x270 [ 120.985092] __should_failslab+0xba/0xf0 [ 120.989133] should_failslab+0x9/0x20 [ 120.993007] kmem_cache_alloc_trace+0x2cb/0x740 [ 120.997697] ? qfq_change_class+0xa93/0x14e0 [ 121.002136] ? qfq_change_class+0xa93/0x14e0 [ 121.006557] ? __local_bh_enable_ip+0x160/0x260 [ 121.011226] qfq_change_class+0xad9/0x14e0 [ 121.015454] ? qfq_delete_class+0x2d0/0x2d0 [ 121.019869] ? nla_parse+0x197/0x280 [ 121.023581] tc_ctl_tclass+0x3e9/0xba0 [ 121.027468] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 121.032571] ? find_held_lock+0x36/0x1d0 [ 121.036631] rtnetlink_rcv_msg+0x34f/0x8f0 [ 121.040864] ? rtnetlink_put_metrics+0x490/0x490 [ 121.045679] ? find_held_lock+0x36/0x1d0 [ 121.049739] netlink_rcv_skb+0x13e/0x3d0 [ 121.053787] ? lock_downgrade+0x860/0x860 [ 121.057961] ? rtnetlink_put_metrics+0x490/0x490 [ 121.062808] ? netlink_ack+0xa70/0xa70 [ 121.066688] ? netlink_deliver_tap+0x182/0xb00 [ 121.071272] rtnetlink_rcv+0x10/0x20 [ 121.074982] netlink_unicast+0x443/0x650 [ 121.079040] ? netlink_attachskb+0x6c0/0x6c0 [ 121.083447] ? _copy_from_iter_full+0x182/0x720 [ 121.088118] ? __check_object_size+0x1ef/0x310 [ 121.092699] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 121.098221] netlink_sendmsg+0x764/0xc60 [ 121.102264] ? netlink_unicast+0x650/0x650 [ 121.106490] ? apparmor_socket_sendmsg+0x1b/0x20 [ 121.111243] ? netlink_unicast+0x650/0x650 [ 121.115459] sock_sendmsg+0xb5/0xf0 [ 121.119074] ___sys_sendmsg+0x647/0x950 [ 121.123033] ? find_held_lock+0x36/0x1d0 [ 121.127101] ? copy_msghdr_from_user+0x430/0x430 [ 121.131845] ? __fget+0x278/0x400 [ 121.135396] ? kasan_check_read+0x11/0x20 [ 121.139579] ? __fget+0x295/0x400 [ 121.143041] ? expand_files.part.8+0x700/0x700 [ 121.147602] ? __f_unlock_pos+0xd/0x10 [ 121.151471] ? __fget_light+0x174/0x1e0 [ 121.155437] ? __fdget+0xe/0x10 [ 121.158716] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 121.163617] __sys_sendmsg+0xd9/0x180 [ 121.167422] ? __ia32_sys_shutdown+0x70/0x70 [ 121.171827] ? __sb_end_write+0xa4/0xd0 [ 121.175786] ? kasan_check_write+0x14/0x20 [ 121.180014] ? fput+0x18/0x120 [ 121.183198] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.188556] __x64_sys_sendmsg+0x73/0xb0 [ 121.192691] do_syscall_64+0xd0/0x4e0 [ 121.196482] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.201668] RIP: 0033:0x463d89 [ 121.204931] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 121.224367] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 121.232062] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 121.239334] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 121.246589] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 121.253852] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 121.261129] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 121.269929] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 121.295455] FAULT_INJECTION: forcing a failure. [ 121.295455] name failslab, interval 1, probability 0, space 0, times 0 [ 121.307747] CPU: 1 PID: 9397 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 121.315657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.325026] Call Trace: [ 121.327614] dump_stack+0x123/0x171 [ 121.331248] should_fail.cold.4+0x5/0xa [ 121.335209] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 121.340534] ? lock_downgrade+0x860/0x860 [ 121.344674] ? ___might_sleep+0x16b/0x270 [ 121.348853] __should_failslab+0xba/0xf0 [ 121.352925] should_failslab+0x9/0x20 [ 121.356714] kmem_cache_alloc_trace+0x2cb/0x740 [ 121.361552] ? qfq_change_class+0xa93/0x14e0 [ 121.365948] ? qfq_change_class+0xa93/0x14e0 [ 121.370342] ? __local_bh_enable_ip+0x160/0x260 [ 121.375007] qfq_change_class+0xad9/0x14e0 [ 121.379404] ? qfq_delete_class+0x2d0/0x2d0 [ 121.383726] ? nla_parse+0x197/0x280 [ 121.387425] tc_ctl_tclass+0x3e9/0xba0 [ 121.391556] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 121.396647] ? find_held_lock+0x36/0x1d0 [ 121.400699] rtnetlink_rcv_msg+0x34f/0x8f0 [ 121.405058] ? rtnetlink_put_metrics+0x490/0x490 [ 121.409955] ? find_held_lock+0x36/0x1d0 [ 121.414008] netlink_rcv_skb+0x13e/0x3d0 [ 121.418057] ? lock_downgrade+0x860/0x860 [ 121.422190] ? rtnetlink_put_metrics+0x490/0x490 [ 121.427053] ? netlink_ack+0xa70/0xa70 [ 121.430956] ? netlink_deliver_tap+0x182/0xb00 [ 121.435540] rtnetlink_rcv+0x10/0x20 [ 121.439257] netlink_unicast+0x443/0x650 [ 121.443314] ? netlink_attachskb+0x6c0/0x6c0 [ 121.447698] ? _copy_from_iter_full+0x182/0x720 [ 121.452450] ? __check_object_size+0x1ef/0x310 [ 121.457014] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 121.462555] netlink_sendmsg+0x764/0xc60 [ 121.466609] ? netlink_unicast+0x650/0x650 [ 121.470829] ? apparmor_socket_sendmsg+0x1b/0x20 [ 121.475598] ? netlink_unicast+0x650/0x650 [ 121.479892] sock_sendmsg+0xb5/0xf0 [ 121.483629] ___sys_sendmsg+0x647/0x950 [ 121.487595] ? find_held_lock+0x36/0x1d0 [ 121.491725] ? copy_msghdr_from_user+0x430/0x430 [ 121.496469] ? __fget+0x278/0x400 [ 121.499905] ? kasan_check_read+0x11/0x20 [ 121.504044] ? __fget+0x295/0x400 [ 121.507504] ? expand_files.part.8+0x700/0x700 [ 121.512081] ? __f_unlock_pos+0xd/0x10 [ 121.516400] ? __fget_light+0x174/0x1e0 [ 121.520355] ? __fdget+0xe/0x10 [ 121.523632] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 121.528457] __sys_sendmsg+0xd9/0x180 [ 121.532278] ? __ia32_sys_shutdown+0x70/0x70 [ 121.536855] ? __sb_end_write+0xa4/0xd0 [ 121.540809] ? kasan_check_write+0x14/0x20 [ 121.545037] ? fput+0x18/0x120 [ 121.548233] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.553597] __x64_sys_sendmsg+0x73/0xb0 [ 121.557638] do_syscall_64+0xd0/0x4e0 [ 121.561423] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.566596] RIP: 0033:0x463d89 [ 121.569781] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 121.589010] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 121.596719] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 121.603978] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 121.611229] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 121.618480] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 121.625756] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 121.634672] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 121.667483] FAULT_INJECTION: forcing a failure. [ 121.667483] name failslab, interval 1, probability 0, space 0, times 0 [ 121.678868] CPU: 1 PID: 9407 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 121.686674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.696099] Call Trace: [ 121.698675] dump_stack+0x123/0x171 [ 121.702287] should_fail.cold.4+0x5/0xa [ 121.706244] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 121.711329] ? lock_downgrade+0x860/0x860 [ 121.715470] ? ___might_sleep+0x16b/0x270 [ 121.719601] __should_failslab+0xba/0xf0 [ 121.723843] should_failslab+0x9/0x20 [ 121.727640] kmem_cache_alloc_trace+0x2cb/0x740 [ 121.732377] ? qfq_change_class+0xa93/0x14e0 [ 121.736777] ? qfq_change_class+0xa93/0x14e0 [ 121.741167] ? __local_bh_enable_ip+0x160/0x260 [ 121.745816] qfq_change_class+0xad9/0x14e0 [ 121.750035] ? qfq_delete_class+0x2d0/0x2d0 [ 121.754347] ? nla_parse+0x197/0x280 [ 121.758055] tc_ctl_tclass+0x3e9/0xba0 [ 121.761936] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 121.767058] ? find_held_lock+0x36/0x1d0 [ 121.771115] rtnetlink_rcv_msg+0x34f/0x8f0 [ 121.775337] ? rtnetlink_put_metrics+0x490/0x490 [ 121.780199] ? find_held_lock+0x36/0x1d0 [ 121.784331] netlink_rcv_skb+0x13e/0x3d0 [ 121.788370] ? lock_downgrade+0x860/0x860 [ 121.792511] ? rtnetlink_put_metrics+0x490/0x490 [ 121.797248] ? netlink_ack+0xa70/0xa70 [ 121.801117] ? netlink_deliver_tap+0x182/0xb00 [ 121.805682] rtnetlink_rcv+0x10/0x20 [ 121.809376] netlink_unicast+0x443/0x650 [ 121.813420] ? netlink_attachskb+0x6c0/0x6c0 [ 121.817808] ? _copy_from_iter_full+0x182/0x720 [ 121.822468] ? __check_object_size+0x1ef/0x310 [ 121.827117] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 121.832638] netlink_sendmsg+0x764/0xc60 [ 121.836698] ? netlink_unicast+0x650/0x650 [ 121.840930] ? apparmor_socket_sendmsg+0x1b/0x20 [ 121.845683] ? netlink_unicast+0x650/0x650 [ 121.849898] sock_sendmsg+0xb5/0xf0 [ 121.853503] ___sys_sendmsg+0x647/0x950 [ 121.857518] ? find_held_lock+0x36/0x1d0 [ 121.861609] ? copy_msghdr_from_user+0x430/0x430 [ 121.866346] ? __fget+0x278/0x400 [ 121.869781] ? kasan_check_read+0x11/0x20 [ 121.873949] ? __fget+0x295/0x400 [ 121.877471] ? expand_files.part.8+0x700/0x700 [ 121.882031] ? __f_unlock_pos+0xd/0x10 [ 121.885899] ? __fget_light+0x174/0x1e0 [ 121.889854] ? __fdget+0xe/0x10 [ 121.893114] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 121.898371] __sys_sendmsg+0xd9/0x180 [ 121.902267] ? __ia32_sys_shutdown+0x70/0x70 [ 121.906656] ? __sb_end_write+0xa4/0xd0 [ 121.910636] ? kasan_check_write+0x14/0x20 [ 121.914850] ? fput+0x18/0x120 [ 121.918040] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.923698] __x64_sys_sendmsg+0x73/0xb0 [ 121.927744] do_syscall_64+0xd0/0x4e0 [ 121.931526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.936708] RIP: 0033:0x463d89 [ 121.939883] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 121.958770] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 121.966520] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 121.974231] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 121.981485] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 121.988834] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 121.996085] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 122.005126] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 122.041710] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 122.056566] FAULT_INJECTION: forcing a failure. [ 122.056566] name failslab, interval 1, probability 0, space 0, times 0 [ 122.069444] CPU: 1 PID: 9417 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 122.077257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.087988] Call Trace: [ 122.090590] dump_stack+0x123/0x171 [ 122.094404] should_fail.cold.4+0x5/0xa [ 122.098368] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 122.103520] ? lock_downgrade+0x860/0x860 [ 122.107908] ? ___might_sleep+0x16b/0x270 [ 122.112053] __should_failslab+0xba/0xf0 [ 122.116105] should_failslab+0x9/0x20 [ 122.119914] kmem_cache_alloc_trace+0x2cb/0x740 [ 122.124680] ? qfq_change_class+0xa93/0x14e0 [ 122.129088] ? qfq_change_class+0xa93/0x14e0 [ 122.133499] ? __local_bh_enable_ip+0x160/0x260 [ 122.138160] qfq_change_class+0xad9/0x14e0 [ 122.142413] ? qfq_delete_class+0x2d0/0x2d0 [ 122.146775] ? nla_parse+0x197/0x280 [ 122.150483] tc_ctl_tclass+0x3e9/0xba0 [ 122.154399] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 122.159496] ? find_held_lock+0x36/0x1d0 [ 122.163766] rtnetlink_rcv_msg+0x34f/0x8f0 [ 122.168234] ? rtnetlink_put_metrics+0x490/0x490 [ 122.173003] ? find_held_lock+0x36/0x1d0 [ 122.177074] netlink_rcv_skb+0x13e/0x3d0 [ 122.181127] ? lock_downgrade+0x860/0x860 [ 122.185405] ? rtnetlink_put_metrics+0x490/0x490 [ 122.190248] ? netlink_ack+0xa70/0xa70 [ 122.194139] ? netlink_deliver_tap+0x182/0xb00 [ 122.198706] rtnetlink_rcv+0x10/0x20 [ 122.202506] netlink_unicast+0x443/0x650 [ 122.206567] ? netlink_attachskb+0x6c0/0x6c0 [ 122.210984] ? _copy_from_iter_full+0x182/0x720 [ 122.215860] ? __check_object_size+0x1ef/0x310 [ 122.220450] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 122.226018] netlink_sendmsg+0x764/0xc60 [ 122.230085] ? netlink_unicast+0x650/0x650 [ 122.234422] ? apparmor_socket_sendmsg+0x1b/0x20 [ 122.239167] ? netlink_unicast+0x650/0x650 [ 122.243386] sock_sendmsg+0xb5/0xf0 [ 122.247012] ___sys_sendmsg+0x647/0x950 [ 122.250975] ? find_held_lock+0x36/0x1d0 [ 122.255025] ? copy_msghdr_from_user+0x430/0x430 [ 122.259857] ? __fget+0x278/0x400 [ 122.263303] ? kasan_check_read+0x11/0x20 [ 122.267454] ? __fget+0x295/0x400 [ 122.270898] ? expand_files.part.8+0x700/0x700 [ 122.275479] ? __f_unlock_pos+0xd/0x10 [ 122.279361] ? __fget_light+0x174/0x1e0 [ 122.283338] ? __fdget+0xe/0x10 [ 122.286617] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 122.291458] __sys_sendmsg+0xd9/0x180 [ 122.295255] ? __ia32_sys_shutdown+0x70/0x70 [ 122.299648] ? __sb_end_write+0xa4/0xd0 [ 122.303603] ? kasan_check_write+0x14/0x20 [ 122.307825] ? fput+0x18/0x120 [ 122.311035] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.316398] __x64_sys_sendmsg+0x73/0xb0 [ 122.320473] do_syscall_64+0xd0/0x4e0 [ 122.324257] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.329492] RIP: 0033:0x463d89 [ 122.332773] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 122.351943] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 122.359839] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 122.367090] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 122.374604] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 122.381951] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 122.389209] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 122.397120] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 122.411488] FAULT_INJECTION: forcing a failure. [ 122.411488] name failslab, interval 1, probability 0, space 0, times 0 [ 122.436481] CPU: 1 PID: 9427 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 122.444520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.453875] Call Trace: [ 122.456511] dump_stack+0x123/0x171 [ 122.460314] should_fail.cold.4+0x5/0xa [ 122.464302] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 122.469414] ? lock_downgrade+0x860/0x860 [ 122.473575] ? ___might_sleep+0x16b/0x270 [ 122.477726] __should_failslab+0xba/0xf0 [ 122.481780] should_failslab+0x9/0x20 [ 122.485578] kmem_cache_alloc_trace+0x2cb/0x740 [ 122.490229] ? qfq_change_class+0xa93/0x14e0 [ 122.494618] ? qfq_change_class+0xa93/0x14e0 [ 122.499023] ? __local_bh_enable_ip+0x160/0x260 [ 122.503689] qfq_change_class+0xad9/0x14e0 [ 122.508073] ? qfq_delete_class+0x2d0/0x2d0 [ 122.512383] ? nla_parse+0x197/0x280 [ 122.516093] tc_ctl_tclass+0x3e9/0xba0 [ 122.519978] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 122.525076] ? find_held_lock+0x36/0x1d0 [ 122.529155] rtnetlink_rcv_msg+0x34f/0x8f0 [ 122.533393] ? rtnetlink_put_metrics+0x490/0x490 [ 122.538150] ? find_held_lock+0x36/0x1d0 [ 122.542292] netlink_rcv_skb+0x13e/0x3d0 [ 122.546780] ? lock_downgrade+0x860/0x860 [ 122.550955] ? rtnetlink_put_metrics+0x490/0x490 [ 122.555721] ? netlink_ack+0xa70/0xa70 [ 122.559724] ? netlink_deliver_tap+0x182/0xb00 [ 122.564438] rtnetlink_rcv+0x10/0x20 [ 122.568195] netlink_unicast+0x443/0x650 [ 122.572249] ? netlink_attachskb+0x6c0/0x6c0 [ 122.576649] ? _copy_from_iter_full+0x182/0x720 [ 122.581339] ? __check_object_size+0x1ef/0x310 [ 122.585911] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 122.591443] netlink_sendmsg+0x764/0xc60 [ 122.595506] ? netlink_unicast+0x650/0x650 [ 122.599851] ? apparmor_socket_sendmsg+0x1b/0x20 [ 122.604598] ? netlink_unicast+0x650/0x650 [ 122.608818] sock_sendmsg+0xb5/0xf0 [ 122.612437] ___sys_sendmsg+0x647/0x950 [ 122.616409] ? find_held_lock+0x36/0x1d0 [ 122.620483] ? copy_msghdr_from_user+0x430/0x430 [ 122.625227] ? __fget+0x278/0x400 [ 122.628665] ? kasan_check_read+0x11/0x20 [ 122.632797] ? __fget+0x295/0x400 [ 122.636242] ? expand_files.part.8+0x700/0x700 [ 122.640808] ? __f_unlock_pos+0xd/0x10 [ 122.644680] ? __fget_light+0x174/0x1e0 [ 122.648666] ? __fdget+0xe/0x10 [ 122.651932] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 122.656784] __sys_sendmsg+0xd9/0x180 [ 122.660589] ? __ia32_sys_shutdown+0x70/0x70 [ 122.664984] ? __sb_end_write+0xa4/0xd0 [ 122.668952] ? kasan_check_write+0x14/0x20 [ 122.673181] ? fput+0x18/0x120 [ 122.676367] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.681834] __x64_sys_sendmsg+0x73/0xb0 [ 122.685892] do_syscall_64+0xd0/0x4e0 [ 122.689708] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.694971] RIP: 0033:0x463d89 [ 122.698148] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 122.717160] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 122.724861] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 122.732112] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 122.739362] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 122.746614] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 122.753864] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 122.774811] FAULT_INJECTION: forcing a failure. [ 122.774811] name failslab, interval 1, probability 0, space 0, times 0 [ 122.787247] CPU: 0 PID: 9437 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 122.795055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.804414] Call Trace: [ 122.807009] dump_stack+0x123/0x171 [ 122.810645] should_fail.cold.4+0x5/0xa [ 122.814619] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 122.819716] ? lock_downgrade+0x860/0x860 [ 122.823893] ? ___might_sleep+0x16b/0x270 [ 122.828027] __should_failslab+0xba/0xf0 [ 122.832070] should_failslab+0x9/0x20 [ 122.835855] kmem_cache_alloc_trace+0x2cb/0x740 [ 122.840505] ? qfq_change_class+0xa93/0x14e0 [ 122.844904] ? qfq_change_class+0xa93/0x14e0 [ 122.849300] ? __local_bh_enable_ip+0x160/0x260 [ 122.853979] qfq_change_class+0xad9/0x14e0 [ 122.858217] ? qfq_delete_class+0x2d0/0x2d0 [ 122.862735] ? nla_parse+0x197/0x280 [ 122.866458] tc_ctl_tclass+0x3e9/0xba0 [ 122.870342] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 122.875444] ? find_held_lock+0x36/0x1d0 [ 122.879522] rtnetlink_rcv_msg+0x34f/0x8f0 [ 122.883741] ? rtnetlink_put_metrics+0x490/0x490 [ 122.888484] ? find_held_lock+0x36/0x1d0 [ 122.892557] netlink_rcv_skb+0x13e/0x3d0 [ 122.896636] ? lock_downgrade+0x860/0x860 [ 122.900793] ? rtnetlink_put_metrics+0x490/0x490 [ 122.905555] ? netlink_ack+0xa70/0xa70 [ 122.909460] ? netlink_deliver_tap+0x182/0xb00 [ 122.914038] rtnetlink_rcv+0x10/0x20 [ 122.917736] netlink_unicast+0x443/0x650 [ 122.921811] ? netlink_attachskb+0x6c0/0x6c0 [ 122.926226] ? _copy_from_iter_full+0x182/0x720 [ 122.930905] ? __check_object_size+0x1ef/0x310 [ 122.935659] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 122.941203] netlink_sendmsg+0x764/0xc60 [ 122.945273] ? netlink_unicast+0x650/0x650 [ 122.949515] ? apparmor_socket_sendmsg+0x1b/0x20 [ 122.954327] ? netlink_unicast+0x650/0x650 [ 122.958570] sock_sendmsg+0xb5/0xf0 [ 122.962184] ___sys_sendmsg+0x647/0x950 [ 122.966165] ? find_held_lock+0x36/0x1d0 [ 122.970305] ? copy_msghdr_from_user+0x430/0x430 [ 122.975054] ? __fget+0x278/0x400 [ 122.978495] ? kasan_check_read+0x11/0x20 [ 122.982626] ? __fget+0x295/0x400 [ 122.986068] ? expand_files.part.8+0x700/0x700 [ 122.990639] ? __f_unlock_pos+0xd/0x10 [ 122.994529] ? __fget_light+0x174/0x1e0 [ 122.998483] ? __fdget+0xe/0x10 [ 123.001742] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 123.006566] __sys_sendmsg+0xd9/0x180 [ 123.010356] ? __ia32_sys_shutdown+0x70/0x70 [ 123.014762] ? __sb_end_write+0xa4/0xd0 [ 123.018791] ? kasan_check_write+0x14/0x20 [ 123.023080] ? fput+0x18/0x120 [ 123.026284] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.031658] __x64_sys_sendmsg+0x73/0xb0 [ 123.035755] do_syscall_64+0xd0/0x4e0 [ 123.039560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.044745] RIP: 0033:0x463d89 [ 123.047925] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.066823] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.074659] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 123.081923] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 123.089184] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 123.096446] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 123.103822] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 123.137292] FAULT_INJECTION: forcing a failure. [ 123.137292] name failslab, interval 1, probability 0, space 0, times 0 [ 123.154034] CPU: 0 PID: 9455 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 123.161868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.171403] Call Trace: [ 123.173977] dump_stack+0x123/0x171 [ 123.177605] should_fail.cold.4+0x5/0xa [ 123.181564] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 123.186746] ? lock_downgrade+0x860/0x860 [ 123.190877] ? ___might_sleep+0x16b/0x270 [ 123.195010] __should_failslab+0xba/0xf0 [ 123.199072] should_failslab+0x9/0x20 [ 123.202865] kmem_cache_alloc_trace+0x2cb/0x740 [ 123.207528] ? qfq_change_class+0xa93/0x14e0 [ 123.211928] ? qfq_change_class+0xa93/0x14e0 [ 123.216323] ? __local_bh_enable_ip+0x160/0x260 [ 123.220980] qfq_change_class+0xad9/0x14e0 [ 123.225202] ? qfq_delete_class+0x2d0/0x2d0 [ 123.229522] ? nla_parse+0x197/0x280 [ 123.233247] tc_ctl_tclass+0x3e9/0xba0 [ 123.237158] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 123.242257] ? find_held_lock+0x36/0x1d0 [ 123.246316] rtnetlink_rcv_msg+0x34f/0x8f0 [ 123.250575] ? rtnetlink_put_metrics+0x490/0x490 [ 123.255325] ? find_held_lock+0x36/0x1d0 [ 123.259370] netlink_rcv_skb+0x13e/0x3d0 [ 123.263411] ? lock_downgrade+0x860/0x860 [ 123.267558] ? rtnetlink_put_metrics+0x490/0x490 [ 123.272314] ? netlink_ack+0xa70/0xa70 [ 123.276209] ? netlink_deliver_tap+0x182/0xb00 [ 123.280783] rtnetlink_rcv+0x10/0x20 [ 123.284501] netlink_unicast+0x443/0x650 [ 123.288713] ? netlink_attachskb+0x6c0/0x6c0 [ 123.293110] ? _copy_from_iter_full+0x182/0x720 [ 123.297888] ? __check_object_size+0x1ef/0x310 [ 123.302459] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 123.308099] netlink_sendmsg+0x764/0xc60 [ 123.312157] ? netlink_unicast+0x650/0x650 [ 123.316384] ? apparmor_socket_sendmsg+0x1b/0x20 [ 123.321141] ? netlink_unicast+0x650/0x650 [ 123.325365] sock_sendmsg+0xb5/0xf0 [ 123.328997] ___sys_sendmsg+0x647/0x950 [ 123.332971] ? find_held_lock+0x36/0x1d0 [ 123.337022] ? copy_msghdr_from_user+0x430/0x430 [ 123.341885] ? __fget+0x278/0x400 [ 123.345365] ? kasan_check_read+0x11/0x20 [ 123.349626] ? __fget+0x295/0x400 [ 123.353092] ? expand_files.part.8+0x700/0x700 [ 123.357663] ? __f_unlock_pos+0xd/0x10 [ 123.361545] ? __fget_light+0x174/0x1e0 [ 123.365609] ? __fdget+0xe/0x10 [ 123.369035] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 123.374404] __sys_sendmsg+0xd9/0x180 [ 123.378208] ? __ia32_sys_shutdown+0x70/0x70 [ 123.382634] ? __sb_end_write+0xa4/0xd0 [ 123.386615] ? kasan_check_write+0x14/0x20 [ 123.390835] ? fput+0x18/0x120 [ 123.394015] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.399372] __x64_sys_sendmsg+0x73/0xb0 [ 123.403438] do_syscall_64+0xd0/0x4e0 [ 123.407249] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.412426] RIP: 0033:0x463d89 [ 123.415694] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.434606] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.442301] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 123.449675] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 123.457029] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 123.464318] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 123.471682] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 123.481913] FAULT_INJECTION: forcing a failure. [ 123.481913] name failslab, interval 1, probability 0, space 0, times 0 [ 123.507209] CPU: 1 PID: 9465 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 123.515037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.524518] Call Trace: [ 123.527107] dump_stack+0x123/0x171 [ 123.530743] should_fail.cold.4+0x5/0xa [ 123.534733] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 123.540343] ? lock_downgrade+0x860/0x860 [ 123.544474] ? ___might_sleep+0x16b/0x270 [ 123.548616] __should_failslab+0xba/0xf0 [ 123.552678] should_failslab+0x9/0x20 [ 123.556465] kmem_cache_alloc_trace+0x2cb/0x740 [ 123.561125] ? qfq_change_class+0xa93/0x14e0 [ 123.565528] ? qfq_change_class+0xa93/0x14e0 [ 123.569967] ? __local_bh_enable_ip+0x160/0x260 [ 123.574623] qfq_change_class+0xad9/0x14e0 [ 123.578848] ? qfq_delete_class+0x2d0/0x2d0 [ 123.583161] ? nla_parse+0x197/0x280 [ 123.586858] tc_ctl_tclass+0x3e9/0xba0 [ 123.590729] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 123.595831] ? find_held_lock+0x36/0x1d0 [ 123.599890] rtnetlink_rcv_msg+0x34f/0x8f0 [ 123.604195] ? rtnetlink_put_metrics+0x490/0x490 [ 123.608948] ? find_held_lock+0x36/0x1d0 [ 123.613003] netlink_rcv_skb+0x13e/0x3d0 [ 123.617057] ? lock_downgrade+0x860/0x860 [ 123.621193] ? rtnetlink_put_metrics+0x490/0x490 [ 123.625955] ? netlink_ack+0xa70/0xa70 [ 123.629845] ? netlink_deliver_tap+0x182/0xb00 [ 123.634437] rtnetlink_rcv+0x10/0x20 [ 123.638225] netlink_unicast+0x443/0x650 [ 123.642276] ? netlink_attachskb+0x6c0/0x6c0 [ 123.646842] ? _copy_from_iter_full+0x182/0x720 [ 123.651508] ? __check_object_size+0x1ef/0x310 [ 123.656082] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 123.661897] netlink_sendmsg+0x764/0xc60 [ 123.666009] ? netlink_unicast+0x650/0x650 [ 123.670366] ? apparmor_socket_sendmsg+0x1b/0x20 [ 123.675118] ? netlink_unicast+0x650/0x650 [ 123.679343] sock_sendmsg+0xb5/0xf0 [ 123.682987] ___sys_sendmsg+0x647/0x950 [ 123.686944] ? find_held_lock+0x36/0x1d0 [ 123.690989] ? copy_msghdr_from_user+0x430/0x430 [ 123.695728] ? __fget+0x278/0x400 [ 123.699164] ? kasan_check_read+0x11/0x20 [ 123.703361] ? __fget+0x295/0x400 [ 123.706812] ? expand_files.part.8+0x700/0x700 [ 123.711420] ? __f_unlock_pos+0xd/0x10 [ 123.715323] ? __fget_light+0x174/0x1e0 [ 123.719286] ? __fdget+0xe/0x10 [ 123.722553] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 123.727511] __sys_sendmsg+0xd9/0x180 [ 123.731419] ? __ia32_sys_shutdown+0x70/0x70 [ 123.735944] ? __sb_end_write+0xa4/0xd0 [ 123.739919] ? kasan_check_write+0x14/0x20 [ 123.744136] ? fput+0x18/0x120 [ 123.747330] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.752689] __x64_sys_sendmsg+0x73/0xb0 [ 123.756766] do_syscall_64+0xd0/0x4e0 [ 123.760677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.765848] RIP: 0033:0x463d89 [ 123.769049] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.788024] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.795743] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 123.803187] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 123.810463] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 123.817729] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 123.825167] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 2021/05/24 20:53:14 executed programs: 234 [ 123.841033] FAULT_INJECTION: forcing a failure. [ 123.841033] name failslab, interval 1, probability 0, space 0, times 0 [ 123.854762] CPU: 0 PID: 9470 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 123.862583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.871941] Call Trace: [ 123.874529] dump_stack+0x123/0x171 [ 123.878163] should_fail.cold.4+0x5/0xa [ 123.882148] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 123.887382] ? lock_downgrade+0x860/0x860 [ 123.891525] ? ___might_sleep+0x16b/0x270 [ 123.895668] __should_failslab+0xba/0xf0 [ 123.899712] should_failslab+0x9/0x20 [ 123.903499] kmem_cache_alloc_trace+0x2cb/0x740 [ 123.908254] ? qfq_change_class+0xa93/0x14e0 [ 123.912736] ? qfq_change_class+0xa93/0x14e0 [ 123.917137] ? __local_bh_enable_ip+0x160/0x260 [ 123.921888] qfq_change_class+0xad9/0x14e0 [ 123.926139] ? qfq_delete_class+0x2d0/0x2d0 [ 123.930459] ? nla_parse+0x197/0x280 [ 123.934179] tc_ctl_tclass+0x3e9/0xba0 [ 123.938460] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 123.943551] ? find_held_lock+0x36/0x1d0 [ 123.947607] rtnetlink_rcv_msg+0x34f/0x8f0 [ 123.951881] ? rtnetlink_put_metrics+0x490/0x490 [ 123.956627] ? find_held_lock+0x36/0x1d0 [ 123.960677] netlink_rcv_skb+0x13e/0x3d0 [ 123.964719] ? lock_downgrade+0x860/0x860 [ 123.968891] ? rtnetlink_put_metrics+0x490/0x490 [ 123.974069] ? netlink_ack+0xa70/0xa70 [ 123.977954] ? netlink_deliver_tap+0x182/0xb00 [ 123.982524] rtnetlink_rcv+0x10/0x20 [ 123.986229] netlink_unicast+0x443/0x650 [ 123.990468] ? netlink_attachskb+0x6c0/0x6c0 [ 123.994863] ? _copy_from_iter_full+0x182/0x720 [ 123.999521] ? __check_object_size+0x1ef/0x310 [ 124.004084] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 124.009744] netlink_sendmsg+0x764/0xc60 [ 124.013875] ? netlink_unicast+0x650/0x650 [ 124.018094] ? apparmor_socket_sendmsg+0x1b/0x20 [ 124.022835] ? netlink_unicast+0x650/0x650 [ 124.027072] sock_sendmsg+0xb5/0xf0 [ 124.030688] ___sys_sendmsg+0x647/0x950 [ 124.034655] ? find_held_lock+0x36/0x1d0 [ 124.038700] ? copy_msghdr_from_user+0x430/0x430 [ 124.043469] ? __fget+0x278/0x400 [ 124.046911] ? kasan_check_read+0x11/0x20 [ 124.051057] ? __fget+0x295/0x400 [ 124.054505] ? expand_files.part.8+0x700/0x700 [ 124.059069] ? __f_unlock_pos+0xd/0x10 [ 124.062945] ? __fget_light+0x174/0x1e0 [ 124.066901] ? __fdget+0xe/0x10 [ 124.070167] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 124.075002] __sys_sendmsg+0xd9/0x180 [ 124.078869] ? __ia32_sys_shutdown+0x70/0x70 [ 124.083412] ? __sb_end_write+0xa4/0xd0 [ 124.087434] ? kasan_check_write+0x14/0x20 [ 124.091654] ? fput+0x18/0x120 [ 124.094839] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.100194] __x64_sys_sendmsg+0x73/0xb0 [ 124.104247] do_syscall_64+0xd0/0x4e0 [ 124.108120] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.113311] RIP: 0033:0x463d89 [ 124.116490] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 124.135383] RSP: 002b:00007f70fb27c198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 124.143161] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 124.150421] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 124.157705] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 124.164970] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 124.172238] R13: 00007f70fb27c6bc R14: 0000000000000009 R15: 0000000000000001 [ 124.188437] FAULT_INJECTION: forcing a failure. [ 124.188437] name failslab, interval 1, probability 0, space 0, times 0 [ 124.201832] CPU: 0 PID: 9480 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 124.209645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.219173] Call Trace: [ 124.221765] dump_stack+0x123/0x171 [ 124.225400] should_fail.cold.4+0x5/0xa [ 124.229387] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 124.234498] ? lock_downgrade+0x860/0x860 [ 124.238914] ? ___might_sleep+0x16b/0x270 [ 124.243102] __should_failslab+0xba/0xf0 [ 124.247179] should_failslab+0x9/0x20 [ 124.250990] kmem_cache_alloc_trace+0x2cb/0x740 [ 124.255655] ? qfq_change_class+0xa93/0x14e0 [ 124.260066] ? qfq_change_class+0xa93/0x14e0 [ 124.264472] ? __local_bh_enable_ip+0x160/0x260 [ 124.269132] qfq_change_class+0xad9/0x14e0 [ 124.273363] ? qfq_delete_class+0x2d0/0x2d0 [ 124.277693] ? nla_parse+0x197/0x280 [ 124.281400] tc_ctl_tclass+0x3e9/0xba0 [ 124.285272] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 124.290797] ? find_held_lock+0x36/0x1d0 [ 124.294876] rtnetlink_rcv_msg+0x34f/0x8f0 [ 124.299094] ? rtnetlink_put_metrics+0x490/0x490 [ 124.303837] ? find_held_lock+0x36/0x1d0 [ 124.307894] netlink_rcv_skb+0x13e/0x3d0 [ 124.311955] ? lock_downgrade+0x860/0x860 [ 124.316097] ? rtnetlink_put_metrics+0x490/0x490 [ 124.320837] ? netlink_ack+0xa70/0xa70 [ 124.324735] ? netlink_deliver_tap+0x182/0xb00 [ 124.329496] rtnetlink_rcv+0x10/0x20 [ 124.333299] netlink_unicast+0x443/0x650 [ 124.337358] ? netlink_attachskb+0x6c0/0x6c0 [ 124.342083] ? _copy_from_iter_full+0x182/0x720 [ 124.346884] ? __check_object_size+0x1ef/0x310 [ 124.351464] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 124.357002] netlink_sendmsg+0x764/0xc60 [ 124.361049] ? netlink_unicast+0x650/0x650 [ 124.365289] ? apparmor_socket_sendmsg+0x1b/0x20 [ 124.370139] ? netlink_unicast+0x650/0x650 [ 124.374420] sock_sendmsg+0xb5/0xf0 [ 124.378032] ___sys_sendmsg+0x647/0x950 [ 124.382243] ? find_held_lock+0x36/0x1d0 [ 124.386302] ? copy_msghdr_from_user+0x430/0x430 [ 124.391043] ? __fget+0x278/0x400 [ 124.394488] ? kasan_check_read+0x11/0x20 [ 124.398623] ? __fget+0x295/0x400 [ 124.402084] ? expand_files.part.8+0x700/0x700 [ 124.407130] ? __f_unlock_pos+0xd/0x10 [ 124.411125] ? __fget_light+0x174/0x1e0 [ 124.415091] ? __fdget+0xe/0x10 [ 124.418515] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 124.423696] __sys_sendmsg+0xd9/0x180 [ 124.427487] ? __ia32_sys_shutdown+0x70/0x70 [ 124.431890] ? __sb_end_write+0xa4/0xd0 [ 124.436000] ? kasan_check_write+0x14/0x20 [ 124.440225] ? fput+0x18/0x120 [ 124.443574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.448920] __x64_sys_sendmsg+0x73/0xb0 [ 124.453074] do_syscall_64+0xd0/0x4e0 [ 124.456869] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.462064] RIP: 0033:0x463d89 [ 124.465251] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 124.484146] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 124.491844] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 124.499104] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 124.506464] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 124.513723] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 124.521068] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 124.539965] nla_parse: 4 callbacks suppressed [ 124.539970] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 124.574037] FAULT_INJECTION: forcing a failure. [ 124.574037] name failslab, interval 1, probability 0, space 0, times 0 [ 124.585601] CPU: 0 PID: 9490 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 124.593399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.602750] Call Trace: [ 124.605350] dump_stack+0x123/0x171 [ 124.608997] should_fail.cold.4+0x5/0xa [ 124.612964] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 124.618134] ? lock_downgrade+0x860/0x860 [ 124.622271] ? ___might_sleep+0x16b/0x270 [ 124.626427] __should_failslab+0xba/0xf0 [ 124.630496] should_failslab+0x9/0x20 [ 124.634310] kmem_cache_alloc_trace+0x2cb/0x740 [ 124.638958] ? qfq_change_class+0xa93/0x14e0 [ 124.643353] ? qfq_change_class+0xa93/0x14e0 [ 124.647755] ? __local_bh_enable_ip+0x160/0x260 [ 124.652408] qfq_change_class+0xad9/0x14e0 [ 124.656625] ? qfq_delete_class+0x2d0/0x2d0 [ 124.660944] ? nla_parse+0x197/0x280 [ 124.664666] tc_ctl_tclass+0x3e9/0xba0 [ 124.668720] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 124.673814] ? find_held_lock+0x36/0x1d0 [ 124.677881] rtnetlink_rcv_msg+0x34f/0x8f0 [ 124.682195] ? rtnetlink_put_metrics+0x490/0x490 [ 124.686945] ? find_held_lock+0x36/0x1d0 [ 124.691124] netlink_rcv_skb+0x13e/0x3d0 [ 124.695178] ? lock_downgrade+0x860/0x860 [ 124.699337] ? rtnetlink_put_metrics+0x490/0x490 [ 124.704079] ? netlink_ack+0xa70/0xa70 [ 124.708015] ? netlink_deliver_tap+0x182/0xb00 [ 124.712588] rtnetlink_rcv+0x10/0x20 [ 124.716297] netlink_unicast+0x443/0x650 [ 124.720355] ? netlink_attachskb+0x6c0/0x6c0 [ 124.724782] ? _copy_from_iter_full+0x182/0x720 [ 124.729441] ? __check_object_size+0x1ef/0x310 [ 124.734028] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 124.739564] netlink_sendmsg+0x764/0xc60 [ 124.743620] ? netlink_unicast+0x650/0x650 [ 124.747941] ? apparmor_socket_sendmsg+0x1b/0x20 [ 124.752695] ? netlink_unicast+0x650/0x650 [ 124.756909] sock_sendmsg+0xb5/0xf0 [ 124.760525] ___sys_sendmsg+0x647/0x950 [ 124.764922] ? find_held_lock+0x36/0x1d0 [ 124.768963] ? copy_msghdr_from_user+0x430/0x430 [ 124.773721] ? __fget+0x278/0x400 [ 124.777246] ? kasan_check_read+0x11/0x20 [ 124.781903] ? __fget+0x295/0x400 [ 124.785343] ? expand_files.part.8+0x700/0x700 [ 124.789961] ? __f_unlock_pos+0xd/0x10 [ 124.793849] ? __fget_light+0x174/0x1e0 [ 124.797802] ? __fdget+0xe/0x10 [ 124.801175] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 124.806143] __sys_sendmsg+0xd9/0x180 [ 124.809939] ? __ia32_sys_shutdown+0x70/0x70 [ 124.814338] ? __sb_end_write+0xa4/0xd0 [ 124.818402] ? kasan_check_write+0x14/0x20 [ 124.822639] ? fput+0x18/0x120 [ 124.825845] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.831220] __x64_sys_sendmsg+0x73/0xb0 [ 124.835281] do_syscall_64+0xd0/0x4e0 [ 124.839066] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.844335] RIP: 0033:0x463d89 [ 124.847561] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 124.866470] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 124.874177] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 124.881432] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 124.888775] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 124.896046] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 124.903302] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 124.913721] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 124.946439] FAULT_INJECTION: forcing a failure. [ 124.946439] name failslab, interval 1, probability 0, space 0, times 0 [ 124.959542] CPU: 0 PID: 9504 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 124.967355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.976750] Call Trace: [ 124.979346] dump_stack+0x123/0x171 [ 124.982968] should_fail.cold.4+0x5/0xa [ 124.986924] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 124.992014] ? lock_downgrade+0x860/0x860 [ 124.996145] ? ___might_sleep+0x16b/0x270 [ 125.000282] __should_failslab+0xba/0xf0 [ 125.004333] should_failslab+0x9/0x20 [ 125.008121] kmem_cache_alloc_trace+0x2cb/0x740 [ 125.012875] ? qfq_change_class+0xa93/0x14e0 [ 125.017458] ? qfq_change_class+0xa93/0x14e0 [ 125.021882] ? __local_bh_enable_ip+0x160/0x260 [ 125.026564] qfq_change_class+0xad9/0x14e0 [ 125.030780] ? qfq_delete_class+0x2d0/0x2d0 [ 125.035102] ? nla_parse+0x197/0x280 [ 125.038813] tc_ctl_tclass+0x3e9/0xba0 [ 125.042707] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 125.047804] ? find_held_lock+0x36/0x1d0 [ 125.051865] rtnetlink_rcv_msg+0x34f/0x8f0 [ 125.056258] ? rtnetlink_put_metrics+0x490/0x490 [ 125.061445] ? find_held_lock+0x36/0x1d0 [ 125.065498] netlink_rcv_skb+0x13e/0x3d0 [ 125.069541] ? lock_downgrade+0x860/0x860 [ 125.073671] ? rtnetlink_put_metrics+0x490/0x490 [ 125.078408] ? netlink_ack+0xa70/0xa70 [ 125.082309] ? netlink_deliver_tap+0x182/0xb00 [ 125.086883] rtnetlink_rcv+0x10/0x20 [ 125.090574] netlink_unicast+0x443/0x650 [ 125.094630] ? netlink_attachskb+0x6c0/0x6c0 [ 125.099022] ? _copy_from_iter_full+0x182/0x720 [ 125.103673] ? __check_object_size+0x1ef/0x310 [ 125.108232] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 125.114202] netlink_sendmsg+0x764/0xc60 [ 125.118246] ? netlink_unicast+0x650/0x650 [ 125.122488] ? apparmor_socket_sendmsg+0x1b/0x20 [ 125.127243] ? netlink_unicast+0x650/0x650 [ 125.131496] sock_sendmsg+0xb5/0xf0 [ 125.135114] ___sys_sendmsg+0x647/0x950 [ 125.139082] ? find_held_lock+0x36/0x1d0 [ 125.143135] ? copy_msghdr_from_user+0x430/0x430 [ 125.147878] ? __fget+0x278/0x400 [ 125.151317] ? kasan_check_read+0x11/0x20 [ 125.155450] ? __fget+0x295/0x400 [ 125.158912] ? expand_files.part.8+0x700/0x700 [ 125.163481] ? __f_unlock_pos+0xd/0x10 [ 125.167369] ? __fget_light+0x174/0x1e0 [ 125.171344] ? __fdget+0xe/0x10 [ 125.174607] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 125.179439] __sys_sendmsg+0xd9/0x180 [ 125.183226] ? __ia32_sys_shutdown+0x70/0x70 [ 125.187773] ? __sb_end_write+0xa4/0xd0 [ 125.191855] ? kasan_check_write+0x14/0x20 [ 125.196092] ? fput+0x18/0x120 [ 125.200052] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.205416] __x64_sys_sendmsg+0x73/0xb0 [ 125.209487] do_syscall_64+0xd0/0x4e0 [ 125.213292] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.218606] RIP: 0033:0x463d89 [ 125.221788] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 125.240781] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 125.248527] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 125.255903] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 125.263170] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 125.270556] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 125.277822] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 125.291207] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 125.320028] FAULT_INJECTION: forcing a failure. [ 125.320028] name failslab, interval 1, probability 0, space 0, times 0 [ 125.331636] CPU: 0 PID: 9510 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 125.339524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.348885] Call Trace: [ 125.351484] dump_stack+0x123/0x171 [ 125.355106] should_fail.cold.4+0x5/0xa [ 125.359071] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 125.364164] ? lock_downgrade+0x860/0x860 [ 125.368319] ? ___might_sleep+0x16b/0x270 [ 125.372455] __should_failslab+0xba/0xf0 [ 125.376513] should_failslab+0x9/0x20 [ 125.380310] kmem_cache_alloc_trace+0x2cb/0x740 [ 125.384969] ? qfq_change_class+0xa93/0x14e0 [ 125.389975] ? qfq_change_class+0xa93/0x14e0 [ 125.394389] ? __local_bh_enable_ip+0x160/0x260 [ 125.399047] qfq_change_class+0xad9/0x14e0 [ 125.403303] ? qfq_delete_class+0x2d0/0x2d0 [ 125.407722] ? nla_parse+0x197/0x280 [ 125.411427] tc_ctl_tclass+0x3e9/0xba0 [ 125.415432] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 125.420871] ? find_held_lock+0x36/0x1d0 [ 125.425292] rtnetlink_rcv_msg+0x34f/0x8f0 [ 125.429523] ? rtnetlink_put_metrics+0x490/0x490 [ 125.434282] ? find_held_lock+0x36/0x1d0 [ 125.438349] netlink_rcv_skb+0x13e/0x3d0 [ 125.442396] ? lock_downgrade+0x860/0x860 [ 125.446541] ? rtnetlink_put_metrics+0x490/0x490 [ 125.451286] ? netlink_ack+0xa70/0xa70 [ 125.455158] ? netlink_deliver_tap+0x182/0xb00 [ 125.459753] rtnetlink_rcv+0x10/0x20 [ 125.463483] netlink_unicast+0x443/0x650 [ 125.467537] ? netlink_attachskb+0x6c0/0x6c0 [ 125.471928] ? _copy_from_iter_full+0x182/0x720 [ 125.476725] ? __check_object_size+0x1ef/0x310 [ 125.481396] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 125.486956] netlink_sendmsg+0x764/0xc60 [ 125.491035] ? netlink_unicast+0x650/0x650 [ 125.495253] ? apparmor_socket_sendmsg+0x1b/0x20 [ 125.499989] ? netlink_unicast+0x650/0x650 [ 125.504211] sock_sendmsg+0xb5/0xf0 [ 125.508123] ___sys_sendmsg+0x647/0x950 [ 125.512112] ? find_held_lock+0x36/0x1d0 [ 125.516175] ? copy_msghdr_from_user+0x430/0x430 [ 125.520924] ? __fget+0x278/0x400 [ 125.524375] ? kasan_check_read+0x11/0x20 [ 125.528543] ? __fget+0x295/0x400 [ 125.532175] ? expand_files.part.8+0x700/0x700 [ 125.536829] ? __f_unlock_pos+0xd/0x10 [ 125.540727] ? __fget_light+0x174/0x1e0 [ 125.544722] ? __fdget+0xe/0x10 [ 125.547995] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 125.552830] __sys_sendmsg+0xd9/0x180 [ 125.556610] ? __ia32_sys_shutdown+0x70/0x70 [ 125.561024] ? __sb_end_write+0xa4/0xd0 [ 125.564994] ? kasan_check_write+0x14/0x20 [ 125.569220] ? fput+0x18/0x120 [ 125.572417] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.577764] __x64_sys_sendmsg+0x73/0xb0 [ 125.581903] do_syscall_64+0xd0/0x4e0 [ 125.585700] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.590881] RIP: 0033:0x463d89 [ 125.594080] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 125.613075] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 125.620783] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 125.628043] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 125.635388] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 125.643107] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 125.650454] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 125.660569] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 125.696017] FAULT_INJECTION: forcing a failure. [ 125.696017] name failslab, interval 1, probability 0, space 0, times 0 [ 125.707607] CPU: 1 PID: 9516 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 125.715433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.724773] Call Trace: [ 125.727352] dump_stack+0x123/0x171 [ 125.730979] should_fail.cold.4+0x5/0xa [ 125.734944] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 125.740024] ? lock_downgrade+0x860/0x860 [ 125.744163] ? ___might_sleep+0x16b/0x270 [ 125.748298] __should_failslab+0xba/0xf0 [ 125.752405] should_failslab+0x9/0x20 [ 125.756188] kmem_cache_alloc_trace+0x2cb/0x740 [ 125.760840] ? qfq_change_class+0xa93/0x14e0 [ 125.765413] ? qfq_change_class+0xa93/0x14e0 [ 125.769813] ? __local_bh_enable_ip+0x160/0x260 [ 125.774605] qfq_change_class+0xad9/0x14e0 [ 125.778821] ? qfq_delete_class+0x2d0/0x2d0 [ 125.783272] ? nla_parse+0x197/0x280 [ 125.787059] tc_ctl_tclass+0x3e9/0xba0 [ 125.790948] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 125.796134] ? find_held_lock+0x36/0x1d0 [ 125.800201] rtnetlink_rcv_msg+0x34f/0x8f0 [ 125.804443] ? rtnetlink_put_metrics+0x490/0x490 [ 125.809194] ? find_held_lock+0x36/0x1d0 [ 125.813353] netlink_rcv_skb+0x13e/0x3d0 [ 125.817430] ? lock_downgrade+0x860/0x860 [ 125.821586] ? rtnetlink_put_metrics+0x490/0x490 [ 125.826517] ? netlink_ack+0xa70/0xa70 [ 125.830388] ? netlink_deliver_tap+0x182/0xb00 [ 125.834958] rtnetlink_rcv+0x10/0x20 [ 125.838683] netlink_unicast+0x443/0x650 [ 125.842732] ? netlink_attachskb+0x6c0/0x6c0 [ 125.847126] ? _copy_from_iter_full+0x182/0x720 [ 125.851796] ? __check_object_size+0x1ef/0x310 [ 125.856444] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 125.862049] netlink_sendmsg+0x764/0xc60 [ 125.866090] ? netlink_unicast+0x650/0x650 [ 125.870319] ? apparmor_socket_sendmsg+0x1b/0x20 [ 125.875056] ? netlink_unicast+0x650/0x650 [ 125.879270] sock_sendmsg+0xb5/0xf0 [ 125.882890] ___sys_sendmsg+0x647/0x950 [ 125.886845] ? find_held_lock+0x36/0x1d0 [ 125.890898] ? copy_msghdr_from_user+0x430/0x430 [ 125.895633] ? __fget+0x278/0x400 [ 125.899078] ? kasan_check_read+0x11/0x20 [ 125.903221] ? __fget+0x295/0x400 [ 125.906653] ? expand_files.part.8+0x700/0x700 [ 125.911214] ? __f_unlock_pos+0xd/0x10 [ 125.915096] ? __fget_light+0x174/0x1e0 [ 125.919047] ? __fdget+0xe/0x10 [ 125.922323] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 125.927146] __sys_sendmsg+0xd9/0x180 [ 125.930939] ? __ia32_sys_shutdown+0x70/0x70 [ 125.935437] ? __sb_end_write+0xa4/0xd0 [ 125.939463] ? kasan_check_write+0x14/0x20 [ 125.943850] ? fput+0x18/0x120 [ 125.947054] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.952415] __x64_sys_sendmsg+0x73/0xb0 [ 125.956481] do_syscall_64+0xd0/0x4e0 [ 125.960274] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.965530] RIP: 0033:0x463d89 [ 125.968702] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 125.987796] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 125.995668] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 126.003032] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 126.010296] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 126.017634] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 126.024995] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 126.034021] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 126.049819] FAULT_INJECTION: forcing a failure. [ 126.049819] name failslab, interval 1, probability 0, space 0, times 0 [ 126.066155] CPU: 1 PID: 9526 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 126.073977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.083416] Call Trace: [ 126.086003] dump_stack+0x123/0x171 [ 126.089633] should_fail.cold.4+0x5/0xa [ 126.093591] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 126.098680] ? lock_downgrade+0x860/0x860 [ 126.102826] ? ___might_sleep+0x16b/0x270 [ 126.106963] __should_failslab+0xba/0xf0 [ 126.111010] should_failslab+0x9/0x20 [ 126.114792] kmem_cache_alloc_trace+0x2cb/0x740 [ 126.119451] ? qfq_change_class+0xa93/0x14e0 [ 126.123837] ? qfq_change_class+0xa93/0x14e0 [ 126.128221] ? __local_bh_enable_ip+0x160/0x260 [ 126.132912] qfq_change_class+0xad9/0x14e0 [ 126.137222] ? qfq_delete_class+0x2d0/0x2d0 [ 126.141534] ? nla_parse+0x197/0x280 [ 126.145337] tc_ctl_tclass+0x3e9/0xba0 [ 126.149217] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 126.154324] ? find_held_lock+0x36/0x1d0 [ 126.158416] rtnetlink_rcv_msg+0x34f/0x8f0 [ 126.162638] ? rtnetlink_put_metrics+0x490/0x490 [ 126.167431] ? find_held_lock+0x36/0x1d0 [ 126.171577] netlink_rcv_skb+0x13e/0x3d0 [ 126.175723] ? lock_downgrade+0x860/0x860 [ 126.179874] ? rtnetlink_put_metrics+0x490/0x490 [ 126.184629] ? netlink_ack+0xa70/0xa70 [ 126.188505] ? netlink_deliver_tap+0x182/0xb00 [ 126.193079] rtnetlink_rcv+0x10/0x20 [ 126.196870] netlink_unicast+0x443/0x650 [ 126.200938] ? netlink_attachskb+0x6c0/0x6c0 [ 126.205476] ? _copy_from_iter_full+0x182/0x720 [ 126.210381] ? __check_object_size+0x1ef/0x310 [ 126.214950] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 126.220475] netlink_sendmsg+0x764/0xc60 [ 126.224534] ? netlink_unicast+0x650/0x650 [ 126.228767] ? apparmor_socket_sendmsg+0x1b/0x20 [ 126.233603] ? netlink_unicast+0x650/0x650 [ 126.237853] sock_sendmsg+0xb5/0xf0 [ 126.241461] ___sys_sendmsg+0x647/0x950 [ 126.245416] ? find_held_lock+0x36/0x1d0 [ 126.249470] ? copy_msghdr_from_user+0x430/0x430 [ 126.254241] ? __fget+0x278/0x400 [ 126.257701] ? kasan_check_read+0x11/0x20 [ 126.261898] ? __fget+0x295/0x400 [ 126.265352] ? expand_files.part.8+0x700/0x700 [ 126.269915] ? __f_unlock_pos+0xd/0x10 [ 126.273821] ? __fget_light+0x174/0x1e0 [ 126.277775] ? __fdget+0xe/0x10 [ 126.281035] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 126.285861] __sys_sendmsg+0xd9/0x180 [ 126.289657] ? __ia32_sys_shutdown+0x70/0x70 [ 126.294119] ? __sb_end_write+0xa4/0xd0 [ 126.298075] ? kasan_check_write+0x14/0x20 [ 126.302308] ? fput+0x18/0x120 [ 126.305487] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.310869] __x64_sys_sendmsg+0x73/0xb0 [ 126.314947] do_syscall_64+0xd0/0x4e0 [ 126.318756] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.324025] RIP: 0033:0x463d89 [ 126.327333] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 126.346414] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 126.354252] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 126.361518] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 126.368781] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 126.376049] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 126.383550] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 126.401404] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 126.416907] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 126.439070] FAULT_INJECTION: forcing a failure. [ 126.439070] name failslab, interval 1, probability 0, space 0, times 0 [ 126.450630] CPU: 0 PID: 9544 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 126.458421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.467892] Call Trace: [ 126.470486] dump_stack+0x123/0x171 [ 126.474132] should_fail.cold.4+0x5/0xa [ 126.478137] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 126.483264] ? lock_downgrade+0x860/0x860 [ 126.487408] ? ___might_sleep+0x16b/0x270 [ 126.491565] __should_failslab+0xba/0xf0 [ 126.495623] should_failslab+0x9/0x20 [ 126.499511] kmem_cache_alloc_trace+0x2cb/0x740 [ 126.504177] ? qfq_change_class+0xa93/0x14e0 [ 126.508585] ? qfq_change_class+0xa93/0x14e0 [ 126.517081] ? __local_bh_enable_ip+0x160/0x260 [ 126.521752] qfq_change_class+0xad9/0x14e0 [ 126.526004] ? qfq_delete_class+0x2d0/0x2d0 [ 126.530327] ? nla_parse+0x197/0x280 [ 126.534163] tc_ctl_tclass+0x3e9/0xba0 [ 126.538219] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 126.543319] ? find_held_lock+0x36/0x1d0 [ 126.547385] rtnetlink_rcv_msg+0x34f/0x8f0 [ 126.551750] ? rtnetlink_put_metrics+0x490/0x490 [ 126.556504] ? find_held_lock+0x36/0x1d0 [ 126.560587] netlink_rcv_skb+0x13e/0x3d0 [ 126.569176] ? lock_downgrade+0x860/0x860 [ 126.573333] ? rtnetlink_put_metrics+0x490/0x490 [ 126.578084] ? netlink_ack+0xa70/0xa70 [ 126.582063] ? netlink_deliver_tap+0x182/0xb00 [ 126.586637] rtnetlink_rcv+0x10/0x20 [ 126.590339] netlink_unicast+0x443/0x650 [ 126.594413] ? netlink_attachskb+0x6c0/0x6c0 [ 126.598816] ? _copy_from_iter_full+0x182/0x720 [ 126.603483] ? __check_object_size+0x1ef/0x310 [ 126.608844] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 126.614395] netlink_sendmsg+0x764/0xc60 [ 126.618545] ? netlink_unicast+0x650/0x650 [ 126.622775] ? apparmor_socket_sendmsg+0x1b/0x20 [ 126.627547] ? netlink_unicast+0x650/0x650 [ 126.631883] sock_sendmsg+0xb5/0xf0 [ 126.635520] ___sys_sendmsg+0x647/0x950 [ 126.639684] ? find_held_lock+0x36/0x1d0 [ 126.643736] ? copy_msghdr_from_user+0x430/0x430 [ 126.648494] ? __fget+0x278/0x400 [ 126.651947] ? kasan_check_read+0x11/0x20 [ 126.656095] ? __fget+0x295/0x400 [ 126.659552] ? expand_files.part.8+0x700/0x700 [ 126.664135] ? __f_unlock_pos+0xd/0x10 [ 126.668007] ? __fget_light+0x174/0x1e0 [ 126.672061] ? __fdget+0xe/0x10 [ 126.675336] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 126.680520] __sys_sendmsg+0xd9/0x180 [ 126.684324] ? __ia32_sys_shutdown+0x70/0x70 [ 126.688735] ? __sb_end_write+0xa4/0xd0 [ 126.692711] ? kasan_check_write+0x14/0x20 [ 126.696935] ? fput+0x18/0x120 [ 126.700146] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.705505] __x64_sys_sendmsg+0x73/0xb0 [ 126.709558] do_syscall_64+0xd0/0x4e0 [ 126.713344] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.718630] RIP: 0033:0x463d89 [ 126.721810] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 126.741278] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 126.748972] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 126.756593] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 126.763973] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 126.771233] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 126.778489] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 126.788345] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 126.805275] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 126.821040] FAULT_INJECTION: forcing a failure. [ 126.821040] name failslab, interval 1, probability 0, space 0, times 0 [ 126.840717] CPU: 0 PID: 9554 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 126.848549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.858001] Call Trace: [ 126.860606] dump_stack+0x123/0x171 [ 126.864234] should_fail.cold.4+0x5/0xa [ 126.868211] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 126.873425] ? lock_downgrade+0x860/0x860 [ 126.877687] ? ___might_sleep+0x16b/0x270 [ 126.881836] __should_failslab+0xba/0xf0 [ 126.885888] should_failslab+0x9/0x20 [ 126.889684] kmem_cache_alloc_trace+0x2cb/0x740 [ 126.894364] ? qfq_change_class+0xa93/0x14e0 [ 126.898765] ? qfq_change_class+0xa93/0x14e0 [ 126.903198] ? __local_bh_enable_ip+0x160/0x260 [ 126.907874] qfq_change_class+0xad9/0x14e0 [ 126.912100] ? qfq_delete_class+0x2d0/0x2d0 [ 126.916436] ? nla_parse+0x197/0x280 [ 126.920155] tc_ctl_tclass+0x3e9/0xba0 [ 126.924039] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 126.929132] ? find_held_lock+0x36/0x1d0 [ 126.933208] rtnetlink_rcv_msg+0x34f/0x8f0 [ 126.937432] ? rtnetlink_put_metrics+0x490/0x490 [ 126.942184] ? find_held_lock+0x36/0x1d0 [ 126.946264] netlink_rcv_skb+0x13e/0x3d0 [ 126.950356] ? lock_downgrade+0x860/0x860 [ 126.954609] ? rtnetlink_put_metrics+0x490/0x490 [ 126.959369] ? netlink_ack+0xa70/0xa70 [ 126.963260] ? netlink_deliver_tap+0x182/0xb00 [ 126.967839] rtnetlink_rcv+0x10/0x20 [ 126.971543] netlink_unicast+0x443/0x650 [ 126.975621] ? netlink_attachskb+0x6c0/0x6c0 [ 126.980149] ? _copy_from_iter_full+0x182/0x720 [ 126.984830] ? __check_object_size+0x1ef/0x310 [ 126.989540] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 126.995086] netlink_sendmsg+0x764/0xc60 [ 126.999144] ? netlink_unicast+0x650/0x650 [ 127.003375] ? apparmor_socket_sendmsg+0x1b/0x20 [ 127.008125] ? netlink_unicast+0x650/0x650 [ 127.012347] sock_sendmsg+0xb5/0xf0 [ 127.016016] ___sys_sendmsg+0x647/0x950 [ 127.019982] ? find_held_lock+0x36/0x1d0 [ 127.024045] ? copy_msghdr_from_user+0x430/0x430 [ 127.028799] ? __fget+0x278/0x400 [ 127.032260] ? kasan_check_read+0x11/0x20 [ 127.036391] ? __fget+0x295/0x400 [ 127.039835] ? expand_files.part.8+0x700/0x700 [ 127.044447] ? __f_unlock_pos+0xd/0x10 [ 127.048330] ? __fget_light+0x174/0x1e0 [ 127.052312] ? __fdget+0xe/0x10 [ 127.055591] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 127.060524] __sys_sendmsg+0xd9/0x180 [ 127.064339] ? __ia32_sys_shutdown+0x70/0x70 [ 127.068753] ? __sb_end_write+0xa4/0xd0 [ 127.072713] ? kasan_check_write+0x14/0x20 [ 127.076927] ? fput+0x18/0x120 [ 127.080117] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.085487] __x64_sys_sendmsg+0x73/0xb0 [ 127.089549] do_syscall_64+0xd0/0x4e0 [ 127.093351] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.098545] RIP: 0033:0x463d89 [ 127.101735] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 127.120628] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 127.128325] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 127.135588] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 127.142856] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 127.150120] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 127.157404] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 127.170665] FAULT_INJECTION: forcing a failure. [ 127.170665] name failslab, interval 1, probability 0, space 0, times 0 [ 127.193351] CPU: 0 PID: 9564 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 127.201534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.211160] Call Trace: [ 127.213795] dump_stack+0x123/0x171 [ 127.217424] should_fail.cold.4+0x5/0xa [ 127.221387] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 127.226484] ? lock_downgrade+0x860/0x860 [ 127.230620] ? ___might_sleep+0x16b/0x270 [ 127.234778] __should_failslab+0xba/0xf0 [ 127.238838] should_failslab+0x9/0x20 [ 127.242717] kmem_cache_alloc_trace+0x2cb/0x740 [ 127.247399] ? qfq_change_class+0xa93/0x14e0 [ 127.251804] ? __local_bh_enable_ip+0x160/0x260 [ 127.256483] qfq_change_class+0xad9/0x14e0 [ 127.260764] ? qfq_delete_class+0x2d0/0x2d0 [ 127.265087] ? nla_parse+0x197/0x280 [ 127.268812] tc_ctl_tclass+0x3e9/0xba0 [ 127.272697] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 127.277803] ? find_held_lock+0x36/0x1d0 [ 127.281870] rtnetlink_rcv_msg+0x34f/0x8f0 [ 127.286113] ? rtnetlink_put_metrics+0x490/0x490 [ 127.290887] ? find_held_lock+0x36/0x1d0 [ 127.295070] netlink_rcv_skb+0x13e/0x3d0 [ 127.299138] ? lock_downgrade+0x860/0x860 [ 127.303296] ? rtnetlink_put_metrics+0x490/0x490 [ 127.308152] ? netlink_ack+0xa70/0xa70 [ 127.312039] ? netlink_deliver_tap+0x182/0xb00 [ 127.316638] rtnetlink_rcv+0x10/0x20 [ 127.320347] netlink_unicast+0x443/0x650 [ 127.324405] ? netlink_attachskb+0x6c0/0x6c0 [ 127.328808] ? _copy_from_iter_full+0x182/0x720 [ 127.333472] ? __check_object_size+0x1ef/0x310 [ 127.338067] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 127.343599] netlink_sendmsg+0x764/0xc60 [ 127.347670] ? netlink_unicast+0x650/0x650 [ 127.351895] ? apparmor_socket_sendmsg+0x1b/0x20 [ 127.356647] ? netlink_unicast+0x650/0x650 [ 127.361098] sock_sendmsg+0xb5/0xf0 [ 127.364736] ___sys_sendmsg+0x647/0x950 [ 127.368721] ? find_held_lock+0x36/0x1d0 [ 127.372894] ? copy_msghdr_from_user+0x430/0x430 [ 127.377729] ? __fget+0x278/0x400 [ 127.381170] ? kasan_check_read+0x11/0x20 [ 127.385314] ? __fget+0x295/0x400 [ 127.388763] ? expand_files.part.8+0x700/0x700 [ 127.393353] ? __f_unlock_pos+0xd/0x10 [ 127.397227] ? __fget_light+0x174/0x1e0 [ 127.401185] ? __fdget+0xe/0x10 [ 127.404466] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 127.409314] __sys_sendmsg+0xd9/0x180 [ 127.413126] ? __ia32_sys_shutdown+0x70/0x70 [ 127.417630] ? __sb_end_write+0xa4/0xd0 [ 127.421589] ? kasan_check_write+0x14/0x20 [ 127.425814] ? fput+0x18/0x120 [ 127.429010] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.434384] __x64_sys_sendmsg+0x73/0xb0 [ 127.438463] do_syscall_64+0xd0/0x4e0 [ 127.442253] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.447429] RIP: 0033:0x463d89 [ 127.450605] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 127.469493] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 127.477186] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 127.484600] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 127.491877] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 127.499586] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 127.506855] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 127.516999] FAULT_INJECTION: forcing a failure. [ 127.516999] name failslab, interval 1, probability 0, space 0, times 0 [ 127.530432] CPU: 0 PID: 9566 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 127.538253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.547704] Call Trace: [ 127.550310] dump_stack+0x123/0x171 [ 127.553952] should_fail.cold.4+0x5/0xa [ 127.557935] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 127.563043] ? lock_downgrade+0x860/0x860 [ 127.567195] ? ___might_sleep+0x16b/0x270 [ 127.571354] __should_failslab+0xba/0xf0 [ 127.575421] should_failslab+0x9/0x20 [ 127.579229] kmem_cache_alloc_trace+0x2cb/0x740 [ 127.584021] ? qfq_change_class+0xa93/0x14e0 [ 127.588435] ? qfq_change_class+0xa93/0x14e0 [ 127.592849] ? __local_bh_enable_ip+0x160/0x260 [ 127.597906] qfq_change_class+0xad9/0x14e0 [ 127.602243] ? qfq_delete_class+0x2d0/0x2d0 [ 127.606578] ? nla_parse+0x197/0x280 [ 127.610287] tc_ctl_tclass+0x3e9/0xba0 [ 127.614172] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 127.619274] ? find_held_lock+0x36/0x1d0 [ 127.623380] rtnetlink_rcv_msg+0x34f/0x8f0 [ 127.627624] ? rtnetlink_put_metrics+0x490/0x490 [ 127.632397] ? find_held_lock+0x36/0x1d0 [ 127.636457] netlink_rcv_skb+0x13e/0x3d0 [ 127.640511] ? lock_downgrade+0x860/0x860 [ 127.644688] ? rtnetlink_put_metrics+0x490/0x490 [ 127.649465] ? netlink_ack+0xa70/0xa70 [ 127.653370] ? netlink_deliver_tap+0x182/0xb00 [ 127.657959] rtnetlink_rcv+0x10/0x20 [ 127.661663] netlink_unicast+0x443/0x650 [ 127.665730] ? netlink_attachskb+0x6c0/0x6c0 [ 127.670135] ? _copy_from_iter_full+0x182/0x720 [ 127.674806] ? __check_object_size+0x1ef/0x310 [ 127.679380] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 127.684914] netlink_sendmsg+0x764/0xc60 [ 127.688981] ? netlink_unicast+0x650/0x650 [ 127.693212] ? apparmor_socket_sendmsg+0x1b/0x20 [ 127.697974] ? netlink_unicast+0x650/0x650 [ 127.702201] sock_sendmsg+0xb5/0xf0 [ 127.705824] ___sys_sendmsg+0x647/0x950 [ 127.709789] ? find_held_lock+0x36/0x1d0 [ 127.713844] ? copy_msghdr_from_user+0x430/0x430 [ 127.718593] ? __fget+0x278/0x400 [ 127.722033] ? kasan_check_read+0x11/0x20 [ 127.726184] ? __fget+0x295/0x400 [ 127.729625] ? expand_files.part.8+0x700/0x700 [ 127.734203] ? __f_unlock_pos+0xd/0x10 [ 127.738166] ? __fget_light+0x174/0x1e0 [ 127.742143] ? __fdget+0xe/0x10 [ 127.745409] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 127.750261] __sys_sendmsg+0xd9/0x180 [ 127.754060] ? __ia32_sys_shutdown+0x70/0x70 [ 127.758461] ? __sb_end_write+0xa4/0xd0 [ 127.762435] ? kasan_check_write+0x14/0x20 [ 127.766665] ? fput+0x18/0x120 [ 127.769855] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.775223] __x64_sys_sendmsg+0x73/0xb0 [ 127.779303] do_syscall_64+0xd0/0x4e0 [ 127.783107] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.788306] RIP: 0033:0x463d89 [ 127.791483] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 127.810753] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 127.818735] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 127.826143] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 127.833414] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 127.840679] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 127.847951] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 127.856937] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 127.872089] FAULT_INJECTION: forcing a failure. [ 127.872089] name failslab, interval 1, probability 0, space 0, times 0 [ 127.889609] CPU: 0 PID: 9576 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 127.897439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.906970] Call Trace: [ 127.909558] dump_stack+0x123/0x171 [ 127.913187] should_fail.cold.4+0x5/0xa [ 127.917245] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 127.922343] ? lock_downgrade+0x860/0x860 [ 127.926743] ? ___might_sleep+0x16b/0x270 [ 127.930980] __should_failslab+0xba/0xf0 [ 127.935049] should_failslab+0x9/0x20 [ 127.938833] kmem_cache_alloc_trace+0x2cb/0x740 [ 127.943509] ? qfq_change_class+0xa93/0x14e0 [ 127.947936] ? qfq_change_class+0xa93/0x14e0 [ 127.952332] ? __local_bh_enable_ip+0x160/0x260 [ 127.956991] qfq_change_class+0xad9/0x14e0 [ 127.961212] ? qfq_delete_class+0x2d0/0x2d0 [ 127.965612] ? nla_parse+0x197/0x280 [ 127.969323] tc_ctl_tclass+0x3e9/0xba0 [ 127.973207] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 127.978308] ? find_held_lock+0x36/0x1d0 [ 127.982362] rtnetlink_rcv_msg+0x34f/0x8f0 [ 127.986604] ? rtnetlink_put_metrics+0x490/0x490 [ 127.991400] ? find_held_lock+0x36/0x1d0 [ 127.995491] netlink_rcv_skb+0x13e/0x3d0 [ 127.999555] ? lock_downgrade+0x860/0x860 [ 128.003703] ? rtnetlink_put_metrics+0x490/0x490 [ 128.008469] ? netlink_ack+0xa70/0xa70 [ 128.012358] ? netlink_deliver_tap+0x182/0xb00 [ 128.017062] rtnetlink_rcv+0x10/0x20 [ 128.021204] netlink_unicast+0x443/0x650 [ 128.026402] ? netlink_attachskb+0x6c0/0x6c0 [ 128.030817] ? _copy_from_iter_full+0x182/0x720 [ 128.035510] ? __check_object_size+0x1ef/0x310 [ 128.040088] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 128.045619] netlink_sendmsg+0x764/0xc60 [ 128.049684] ? netlink_unicast+0x650/0x650 [ 128.053933] ? apparmor_socket_sendmsg+0x1b/0x20 [ 128.058964] ? netlink_unicast+0x650/0x650 [ 128.063475] sock_sendmsg+0xb5/0xf0 [ 128.067096] ___sys_sendmsg+0x647/0x950 [ 128.071143] ? find_held_lock+0x36/0x1d0 [ 128.075196] ? copy_msghdr_from_user+0x430/0x430 [ 128.079938] ? __fget+0x278/0x400 [ 128.083389] ? kasan_check_read+0x11/0x20 [ 128.087622] ? __fget+0x295/0x400 [ 128.091089] ? expand_files.part.8+0x700/0x700 [ 128.095698] ? __f_unlock_pos+0xd/0x10 [ 128.099568] ? __fget_light+0x174/0x1e0 [ 128.103563] ? __fdget+0xe/0x10 [ 128.106833] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 128.111787] __sys_sendmsg+0xd9/0x180 [ 128.115704] ? __ia32_sys_shutdown+0x70/0x70 [ 128.120096] ? __sb_end_write+0xa4/0xd0 [ 128.124232] ? kasan_check_write+0x14/0x20 [ 128.128457] ? fput+0x18/0x120 [ 128.131831] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.137182] __x64_sys_sendmsg+0x73/0xb0 [ 128.141317] do_syscall_64+0xd0/0x4e0 [ 128.145112] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.150297] RIP: 0033:0x463d89 [ 128.153477] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 128.172371] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 128.180073] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 128.187356] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 128.194638] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 128.201894] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 128.209219] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 128.228404] FAULT_INJECTION: forcing a failure. [ 128.228404] name failslab, interval 1, probability 0, space 0, times 0 [ 128.241355] CPU: 1 PID: 9590 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 128.249175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.258533] Call Trace: [ 128.261127] dump_stack+0x123/0x171 [ 128.264776] should_fail.cold.4+0x5/0xa [ 128.268768] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 128.274076] ? lock_downgrade+0x860/0x860 [ 128.278209] ? ___might_sleep+0x16b/0x270 [ 128.282351] __should_failslab+0xba/0xf0 [ 128.286496] should_failslab+0x9/0x20 [ 128.290342] kmem_cache_alloc_trace+0x2cb/0x740 [ 128.295022] ? qfq_change_class+0xa93/0x14e0 [ 128.299444] ? qfq_change_class+0xa93/0x14e0 [ 128.303847] ? __local_bh_enable_ip+0x160/0x260 [ 128.308498] qfq_change_class+0xad9/0x14e0 [ 128.312719] ? qfq_delete_class+0x2d0/0x2d0 [ 128.317049] ? nla_parse+0x197/0x280 [ 128.320834] tc_ctl_tclass+0x3e9/0xba0 [ 128.324725] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 128.329817] ? find_held_lock+0x36/0x1d0 [ 128.333881] rtnetlink_rcv_msg+0x34f/0x8f0 [ 128.338098] ? rtnetlink_put_metrics+0x490/0x490 [ 128.342857] ? find_held_lock+0x36/0x1d0 [ 128.346911] netlink_rcv_skb+0x13e/0x3d0 [ 128.350977] ? lock_downgrade+0x860/0x860 [ 128.355194] ? rtnetlink_put_metrics+0x490/0x490 [ 128.360104] ? netlink_ack+0xa70/0xa70 [ 128.364087] ? netlink_deliver_tap+0x182/0xb00 [ 128.368670] rtnetlink_rcv+0x10/0x20 [ 128.372371] netlink_unicast+0x443/0x650 [ 128.376418] ? netlink_attachskb+0x6c0/0x6c0 [ 128.380808] ? _copy_from_iter_full+0x182/0x720 [ 128.385667] ? __check_object_size+0x1ef/0x310 [ 128.390578] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 128.396106] netlink_sendmsg+0x764/0xc60 [ 128.400163] ? netlink_unicast+0x650/0x650 [ 128.404492] ? apparmor_socket_sendmsg+0x1b/0x20 [ 128.409251] ? netlink_unicast+0x650/0x650 [ 128.413472] sock_sendmsg+0xb5/0xf0 [ 128.417100] ___sys_sendmsg+0x647/0x950 [ 128.421243] ? find_held_lock+0x36/0x1d0 [ 128.425303] ? copy_msghdr_from_user+0x430/0x430 [ 128.430403] ? __fget+0x278/0x400 [ 128.433842] ? kasan_check_read+0x11/0x20 [ 128.438076] ? __fget+0x295/0x400 [ 128.441609] ? expand_files.part.8+0x700/0x700 [ 128.446194] ? __f_unlock_pos+0xd/0x10 [ 128.450255] ? __fget_light+0x174/0x1e0 [ 128.454214] ? __fdget+0xe/0x10 [ 128.457484] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 128.462333] __sys_sendmsg+0xd9/0x180 [ 128.466114] ? __ia32_sys_shutdown+0x70/0x70 [ 128.470687] ? __sb_end_write+0xa4/0xd0 [ 128.474746] ? kasan_check_write+0x14/0x20 [ 128.478966] ? fput+0x18/0x120 [ 128.482235] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.487756] __x64_sys_sendmsg+0x73/0xb0 [ 128.491838] do_syscall_64+0xd0/0x4e0 [ 128.495632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.500808] RIP: 0033:0x463d89 [ 128.503984] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 128.523019] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 128.530729] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 128.538357] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 128.545800] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 128.553053] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 128.560320] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 128.581134] FAULT_INJECTION: forcing a failure. [ 128.581134] name failslab, interval 1, probability 0, space 0, times 0 [ 128.593584] CPU: 0 PID: 9604 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 128.601475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.610921] Call Trace: [ 128.613505] dump_stack+0x123/0x171 [ 128.617119] should_fail.cold.4+0x5/0xa [ 128.621079] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 128.626338] ? lock_downgrade+0x860/0x860 [ 128.630463] ? ___might_sleep+0x16b/0x270 [ 128.634595] __should_failslab+0xba/0xf0 [ 128.638641] should_failslab+0x9/0x20 [ 128.642506] kmem_cache_alloc_trace+0x2cb/0x740 [ 128.647153] ? qfq_change_class+0xa93/0x14e0 [ 128.651549] ? qfq_change_class+0xa93/0x14e0 [ 128.655945] ? __local_bh_enable_ip+0x160/0x260 [ 128.660599] qfq_change_class+0xad9/0x14e0 [ 128.664811] ? qfq_delete_class+0x2d0/0x2d0 [ 128.669198] ? nla_parse+0x197/0x280 [ 128.672895] tc_ctl_tclass+0x3e9/0xba0 [ 128.676804] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 128.681910] ? find_held_lock+0x36/0x1d0 [ 128.685969] rtnetlink_rcv_msg+0x34f/0x8f0 [ 128.690197] ? rtnetlink_put_metrics+0x490/0x490 [ 128.695024] ? find_held_lock+0x36/0x1d0 [ 128.699081] netlink_rcv_skb+0x13e/0x3d0 [ 128.703127] ? lock_downgrade+0x860/0x860 [ 128.707257] ? rtnetlink_put_metrics+0x490/0x490 [ 128.711992] ? netlink_ack+0xa70/0xa70 [ 128.715965] ? netlink_deliver_tap+0x182/0xb00 [ 128.720557] rtnetlink_rcv+0x10/0x20 [ 128.724264] netlink_unicast+0x443/0x650 [ 128.728304] ? netlink_attachskb+0x6c0/0x6c0 [ 128.732702] ? _copy_from_iter_full+0x182/0x720 [ 128.737376] ? __check_object_size+0x1ef/0x310 [ 128.741935] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 128.747450] netlink_sendmsg+0x764/0xc60 [ 128.751500] ? netlink_unicast+0x650/0x650 [ 128.755723] ? apparmor_socket_sendmsg+0x1b/0x20 [ 128.760462] ? netlink_unicast+0x650/0x650 [ 128.764695] sock_sendmsg+0xb5/0xf0 [ 128.768480] ___sys_sendmsg+0x647/0x950 [ 128.772465] ? find_held_lock+0x36/0x1d0 [ 128.776523] ? copy_msghdr_from_user+0x430/0x430 [ 128.781299] ? __fget+0x278/0x400 [ 128.784760] ? kasan_check_read+0x11/0x20 [ 128.788913] ? __fget+0x295/0x400 [ 128.792348] ? expand_files.part.8+0x700/0x700 [ 128.796916] ? __f_unlock_pos+0xd/0x10 [ 128.800803] ? __fget_light+0x174/0x1e0 [ 128.804778] ? __fdget+0xe/0x10 [ 128.808034] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 128.812857] __sys_sendmsg+0xd9/0x180 [ 128.816641] ? __ia32_sys_shutdown+0x70/0x70 [ 128.821041] ? __sb_end_write+0xa4/0xd0 [ 128.825029] ? kasan_check_write+0x14/0x20 [ 128.829247] ? fput+0x18/0x120 [ 128.832417] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.837769] __x64_sys_sendmsg+0x73/0xb0 [ 128.841899] do_syscall_64+0xd0/0x4e0 [ 128.845679] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.850864] RIP: 0033:0x463d89 [ 128.854054] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 128.873041] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 128.880817] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 128.888065] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 128.895323] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 128.903108] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 2021/05/24 20:53:19 executed programs: 247 [ 128.910370] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 128.924118] FAULT_INJECTION: forcing a failure. [ 128.924118] name failslab, interval 1, probability 0, space 0, times 0 [ 128.942619] CPU: 1 PID: 9610 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 128.950534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.959888] Call Trace: [ 128.962569] dump_stack+0x123/0x171 [ 128.966206] should_fail.cold.4+0x5/0xa [ 128.970191] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 128.975301] ? lock_downgrade+0x860/0x860 [ 128.979537] ? ___might_sleep+0x16b/0x270 [ 128.983694] __should_failslab+0xba/0xf0 [ 128.987850] should_failslab+0x9/0x20 [ 128.991655] kmem_cache_alloc_trace+0x2cb/0x740 [ 128.996325] ? qfq_change_class+0xa93/0x14e0 [ 129.000728] ? qfq_change_class+0xa93/0x14e0 [ 129.005121] ? __local_bh_enable_ip+0x160/0x260 [ 129.009780] qfq_change_class+0xad9/0x14e0 [ 129.014003] ? qfq_delete_class+0x2d0/0x2d0 [ 129.018357] ? nla_parse+0x197/0x280 [ 129.022054] tc_ctl_tclass+0x3e9/0xba0 [ 129.025930] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 129.031029] ? find_held_lock+0x36/0x1d0 [ 129.035081] rtnetlink_rcv_msg+0x34f/0x8f0 [ 129.039561] ? rtnetlink_put_metrics+0x490/0x490 [ 129.044297] ? find_held_lock+0x36/0x1d0 [ 129.048399] netlink_rcv_skb+0x13e/0x3d0 [ 129.052446] ? lock_downgrade+0x860/0x860 [ 129.056595] ? rtnetlink_put_metrics+0x490/0x490 [ 129.061345] ? netlink_ack+0xa70/0xa70 [ 129.065219] ? netlink_deliver_tap+0x182/0xb00 [ 129.069966] rtnetlink_rcv+0x10/0x20 [ 129.073662] netlink_unicast+0x443/0x650 [ 129.077715] ? netlink_attachskb+0x6c0/0x6c0 [ 129.082107] ? _copy_from_iter_full+0x182/0x720 [ 129.086775] ? __check_object_size+0x1ef/0x310 [ 129.091432] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 129.097136] netlink_sendmsg+0x764/0xc60 [ 129.101207] ? netlink_unicast+0x650/0x650 [ 129.105432] ? apparmor_socket_sendmsg+0x1b/0x20 [ 129.110170] ? netlink_unicast+0x650/0x650 [ 129.114395] sock_sendmsg+0xb5/0xf0 [ 129.118209] ___sys_sendmsg+0x647/0x950 [ 129.122180] ? find_held_lock+0x36/0x1d0 [ 129.126290] ? copy_msghdr_from_user+0x430/0x430 [ 129.131048] ? __fget+0x278/0x400 [ 129.134485] ? kasan_check_read+0x11/0x20 [ 129.138701] ? __fget+0x295/0x400 [ 129.142146] ? expand_files.part.8+0x700/0x700 [ 129.146706] ? __f_unlock_pos+0xd/0x10 [ 129.150572] ? __fget_light+0x174/0x1e0 [ 129.154525] ? __fdget+0xe/0x10 [ 129.157812] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 129.162932] __sys_sendmsg+0xd9/0x180 [ 129.166827] ? __ia32_sys_shutdown+0x70/0x70 [ 129.171318] ? __sb_end_write+0xa4/0xd0 [ 129.175279] ? kasan_check_write+0x14/0x20 [ 129.179601] ? fput+0x18/0x120 [ 129.182881] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.188236] __x64_sys_sendmsg+0x73/0xb0 [ 129.192282] do_syscall_64+0xd0/0x4e0 [ 129.196065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.201255] RIP: 0033:0x463d89 [ 129.204962] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 129.224179] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 129.231958] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 129.239269] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 129.246792] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 129.254132] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 129.261427] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 129.289908] FAULT_INJECTION: forcing a failure. [ 129.289908] name failslab, interval 1, probability 0, space 0, times 0 [ 129.303956] CPU: 1 PID: 9616 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 129.311855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.321222] Call Trace: [ 129.323814] dump_stack+0x123/0x171 [ 129.327492] should_fail.cold.4+0x5/0xa [ 129.331449] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 129.336622] ? lock_downgrade+0x860/0x860 [ 129.340772] ? ___might_sleep+0x16b/0x270 [ 129.345204] __should_failslab+0xba/0xf0 [ 129.349257] should_failslab+0x9/0x20 [ 129.353051] kmem_cache_alloc_trace+0x2cb/0x740 [ 129.357732] ? qfq_change_class+0xa93/0x14e0 [ 129.362260] ? qfq_change_class+0xa93/0x14e0 [ 129.366667] ? __local_bh_enable_ip+0x160/0x260 [ 129.371354] qfq_change_class+0xad9/0x14e0 [ 129.375782] ? qfq_delete_class+0x2d0/0x2d0 [ 129.380319] ? nla_parse+0x197/0x280 [ 129.384337] tc_ctl_tclass+0x3e9/0xba0 [ 129.388217] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 129.393350] ? find_held_lock+0x36/0x1d0 [ 129.397410] rtnetlink_rcv_msg+0x34f/0x8f0 [ 129.401647] ? rtnetlink_put_metrics+0x490/0x490 [ 129.406391] ? find_held_lock+0x36/0x1d0 [ 129.410545] netlink_rcv_skb+0x13e/0x3d0 [ 129.414609] ? lock_downgrade+0x860/0x860 [ 129.419132] ? rtnetlink_put_metrics+0x490/0x490 [ 129.423890] ? netlink_ack+0xa70/0xa70 [ 129.427779] ? netlink_deliver_tap+0x182/0xb00 [ 129.432354] rtnetlink_rcv+0x10/0x20 [ 129.436147] netlink_unicast+0x443/0x650 [ 129.440196] ? netlink_attachskb+0x6c0/0x6c0 [ 129.444723] ? _copy_from_iter_full+0x182/0x720 [ 129.449374] ? __check_object_size+0x1ef/0x310 [ 129.453937] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 129.459459] netlink_sendmsg+0x764/0xc60 [ 129.463510] ? netlink_unicast+0x650/0x650 [ 129.467731] ? apparmor_socket_sendmsg+0x1b/0x20 [ 129.472473] ? netlink_unicast+0x650/0x650 [ 129.477140] sock_sendmsg+0xb5/0xf0 [ 129.481082] ___sys_sendmsg+0x647/0x950 [ 129.485063] ? find_held_lock+0x36/0x1d0 [ 129.489263] ? copy_msghdr_from_user+0x430/0x430 [ 129.494017] ? __fget+0x278/0x400 [ 129.497473] ? kasan_check_read+0x11/0x20 [ 129.501785] ? __fget+0x295/0x400 [ 129.505413] ? expand_files.part.8+0x700/0x700 [ 129.510496] ? __f_unlock_pos+0xd/0x10 [ 129.514470] ? __fget_light+0x174/0x1e0 [ 129.518433] ? __fdget+0xe/0x10 [ 129.521807] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 129.526642] __sys_sendmsg+0xd9/0x180 [ 129.530434] ? __ia32_sys_shutdown+0x70/0x70 [ 129.534828] ? __sb_end_write+0xa4/0xd0 [ 129.538791] ? kasan_check_write+0x14/0x20 [ 129.543012] ? fput+0x18/0x120 [ 129.546277] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.552167] __x64_sys_sendmsg+0x73/0xb0 [ 129.556239] do_syscall_64+0xd0/0x4e0 [ 129.560032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.565212] RIP: 0033:0x463d89 [ 129.568394] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 129.587508] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 129.595216] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 129.602678] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 129.609972] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 129.617228] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 129.624625] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 129.632499] nla_parse: 4 callbacks suppressed [ 129.632502] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 129.653834] FAULT_INJECTION: forcing a failure. [ 129.653834] name failslab, interval 1, probability 0, space 0, times 0 [ 129.672230] CPU: 1 PID: 9626 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 129.680253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.689601] Call Trace: [ 129.692171] dump_stack+0x123/0x171 [ 129.695788] should_fail.cold.4+0x5/0xa [ 129.699947] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 129.705318] ? lock_downgrade+0x860/0x860 [ 129.709532] ? ___might_sleep+0x16b/0x270 [ 129.713760] __should_failslab+0xba/0xf0 [ 129.717809] should_failslab+0x9/0x20 [ 129.721675] kmem_cache_alloc_trace+0x2cb/0x740 [ 129.726419] ? qfq_change_class+0xa93/0x14e0 [ 129.730814] ? qfq_change_class+0xa93/0x14e0 [ 129.735208] ? __local_bh_enable_ip+0x160/0x260 [ 129.739871] qfq_change_class+0xad9/0x14e0 [ 129.744095] ? qfq_delete_class+0x2d0/0x2d0 [ 129.748399] ? nla_parse+0x197/0x280 [ 129.752097] tc_ctl_tclass+0x3e9/0xba0 [ 129.756075] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 129.761283] ? find_held_lock+0x36/0x1d0 [ 129.765366] rtnetlink_rcv_msg+0x34f/0x8f0 [ 129.769589] ? rtnetlink_put_metrics+0x490/0x490 [ 129.774334] ? find_held_lock+0x36/0x1d0 [ 129.778469] netlink_rcv_skb+0x13e/0x3d0 [ 129.782634] ? lock_downgrade+0x860/0x860 [ 129.786771] ? rtnetlink_put_metrics+0x490/0x490 [ 129.791528] ? netlink_ack+0xa70/0xa70 [ 129.795401] ? netlink_deliver_tap+0x182/0xb00 [ 129.800058] rtnetlink_rcv+0x10/0x20 [ 129.803758] netlink_unicast+0x443/0x650 [ 129.807819] ? netlink_attachskb+0x6c0/0x6c0 [ 129.812209] ? _copy_from_iter_full+0x182/0x720 [ 129.816869] ? __check_object_size+0x1ef/0x310 [ 129.821452] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 129.826999] netlink_sendmsg+0x764/0xc60 [ 129.831068] ? netlink_unicast+0x650/0x650 [ 129.835314] ? apparmor_socket_sendmsg+0x1b/0x20 [ 129.840138] ? netlink_unicast+0x650/0x650 [ 129.844350] sock_sendmsg+0xb5/0xf0 [ 129.847964] ___sys_sendmsg+0x647/0x950 [ 129.852018] ? find_held_lock+0x36/0x1d0 [ 129.856064] ? copy_msghdr_from_user+0x430/0x430 [ 129.860801] ? __fget+0x278/0x400 [ 129.864252] ? kasan_check_read+0x11/0x20 [ 129.868473] ? __fget+0x295/0x400 [ 129.871929] ? expand_files.part.8+0x700/0x700 [ 129.876585] ? __f_unlock_pos+0xd/0x10 [ 129.880466] ? __fget_light+0x174/0x1e0 [ 129.884436] ? __fdget+0xe/0x10 [ 129.887877] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 129.892724] __sys_sendmsg+0xd9/0x180 [ 129.896593] ? __ia32_sys_shutdown+0x70/0x70 [ 129.901167] ? __sb_end_write+0xa4/0xd0 [ 129.905153] ? kasan_check_write+0x14/0x20 [ 129.909541] ? fput+0x18/0x120 [ 129.912734] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.918238] __x64_sys_sendmsg+0x73/0xb0 [ 129.922304] do_syscall_64+0xd0/0x4e0 [ 129.926105] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.931290] RIP: 0033:0x463d89 [ 129.934468] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 129.953923] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 129.961628] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 129.968889] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 129.976150] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 129.983433] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 129.990688] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 130.004476] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 130.031699] FAULT_INJECTION: forcing a failure. [ 130.031699] name failslab, interval 1, probability 0, space 0, times 0 [ 130.044289] CPU: 0 PID: 9636 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 130.052246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.061754] Call Trace: [ 130.064333] dump_stack+0x123/0x171 [ 130.067968] should_fail.cold.4+0x5/0xa [ 130.071935] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 130.077035] ? lock_downgrade+0x860/0x860 [ 130.081174] ? ___might_sleep+0x16b/0x270 [ 130.085318] __should_failslab+0xba/0xf0 [ 130.089488] should_failslab+0x9/0x20 [ 130.093305] kmem_cache_alloc_trace+0x2cb/0x740 [ 130.097976] ? qfq_change_class+0xa93/0x14e0 [ 130.102377] ? qfq_change_class+0xa93/0x14e0 [ 130.106803] ? __local_bh_enable_ip+0x160/0x260 [ 130.111459] qfq_change_class+0xad9/0x14e0 [ 130.115686] ? qfq_delete_class+0x2d0/0x2d0 [ 130.120356] ? nla_parse+0x197/0x280 [ 130.124060] tc_ctl_tclass+0x3e9/0xba0 [ 130.127962] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 130.133056] ? find_held_lock+0x36/0x1d0 [ 130.137137] rtnetlink_rcv_msg+0x34f/0x8f0 [ 130.141399] ? rtnetlink_put_metrics+0x490/0x490 [ 130.146145] ? find_held_lock+0x36/0x1d0 [ 130.150199] netlink_rcv_skb+0x13e/0x3d0 [ 130.154246] ? lock_downgrade+0x860/0x860 [ 130.158392] ? rtnetlink_put_metrics+0x490/0x490 [ 130.163165] ? netlink_ack+0xa70/0xa70 [ 130.167059] ? netlink_deliver_tap+0x182/0xb00 [ 130.171651] rtnetlink_rcv+0x10/0x20 [ 130.175359] netlink_unicast+0x443/0x650 [ 130.179428] ? netlink_attachskb+0x6c0/0x6c0 [ 130.183942] ? _copy_from_iter_full+0x182/0x720 [ 130.188699] ? __check_object_size+0x1ef/0x310 [ 130.193274] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 130.198808] netlink_sendmsg+0x764/0xc60 [ 130.202875] ? netlink_unicast+0x650/0x650 [ 130.207119] ? apparmor_socket_sendmsg+0x1b/0x20 [ 130.211959] ? netlink_unicast+0x650/0x650 [ 130.216204] sock_sendmsg+0xb5/0xf0 [ 130.219921] ___sys_sendmsg+0x647/0x950 [ 130.223997] ? find_held_lock+0x36/0x1d0 [ 130.228052] ? copy_msghdr_from_user+0x430/0x430 [ 130.232848] ? __fget+0x278/0x400 [ 130.236304] ? kasan_check_read+0x11/0x20 [ 130.240459] ? __fget+0x295/0x400 [ 130.243989] ? expand_files.part.8+0x700/0x700 [ 130.248574] ? __f_unlock_pos+0xd/0x10 [ 130.255769] ? __fget_light+0x174/0x1e0 [ 130.259743] ? __fdget+0xe/0x10 [ 130.263008] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 130.268011] __sys_sendmsg+0xd9/0x180 [ 130.271995] ? __ia32_sys_shutdown+0x70/0x70 [ 130.276501] ? __sb_end_write+0xa4/0xd0 [ 130.280470] ? kasan_check_write+0x14/0x20 [ 130.284686] ? fput+0x18/0x120 [ 130.287965] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.293346] __x64_sys_sendmsg+0x73/0xb0 [ 130.297412] do_syscall_64+0xd0/0x4e0 [ 130.301207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.306386] RIP: 0033:0x463d89 [ 130.309572] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 130.328470] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 130.336170] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 130.343439] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 130.350769] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 130.358174] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 130.365443] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 130.374185] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 130.390929] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 130.407595] FAULT_INJECTION: forcing a failure. [ 130.407595] name failslab, interval 1, probability 0, space 0, times 0 [ 130.419768] CPU: 0 PID: 9655 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 130.427580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.436936] Call Trace: [ 130.439527] dump_stack+0x123/0x171 [ 130.443283] should_fail.cold.4+0x5/0xa [ 130.447273] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 130.452532] ? lock_downgrade+0x860/0x860 [ 130.456677] ? ___might_sleep+0x16b/0x270 [ 130.460840] __should_failslab+0xba/0xf0 [ 130.464917] should_failslab+0x9/0x20 [ 130.468710] kmem_cache_alloc_trace+0x2cb/0x740 [ 130.473386] ? qfq_change_class+0xa93/0x14e0 [ 130.477825] ? qfq_change_class+0xa93/0x14e0 [ 130.482255] ? __local_bh_enable_ip+0x160/0x260 [ 130.486927] qfq_change_class+0xad9/0x14e0 [ 130.491272] ? qfq_delete_class+0x2d0/0x2d0 [ 130.495590] ? nla_parse+0x197/0x280 [ 130.499297] tc_ctl_tclass+0x3e9/0xba0 [ 130.503196] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 130.508325] ? find_held_lock+0x36/0x1d0 [ 130.512387] rtnetlink_rcv_msg+0x34f/0x8f0 [ 130.516619] ? rtnetlink_put_metrics+0x490/0x490 [ 130.521368] ? find_held_lock+0x36/0x1d0 [ 130.525433] netlink_rcv_skb+0x13e/0x3d0 [ 130.529591] ? lock_downgrade+0x860/0x860 [ 130.533724] ? rtnetlink_put_metrics+0x490/0x490 [ 130.538488] ? netlink_ack+0xa70/0xa70 [ 130.542361] ? netlink_deliver_tap+0x182/0xb00 [ 130.546948] rtnetlink_rcv+0x10/0x20 [ 130.550647] netlink_unicast+0x443/0x650 [ 130.554712] ? netlink_attachskb+0x6c0/0x6c0 [ 130.559130] ? _copy_from_iter_full+0x182/0x720 [ 130.563811] ? __check_object_size+0x1ef/0x310 [ 130.568381] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 130.573922] netlink_sendmsg+0x764/0xc60 [ 130.577980] ? netlink_unicast+0x650/0x650 [ 130.582217] ? apparmor_socket_sendmsg+0x1b/0x20 [ 130.586982] ? netlink_unicast+0x650/0x650 [ 130.591211] sock_sendmsg+0xb5/0xf0 [ 130.594931] ___sys_sendmsg+0x647/0x950 [ 130.598900] ? find_held_lock+0x36/0x1d0 [ 130.602948] ? copy_msghdr_from_user+0x430/0x430 [ 130.607696] ? __fget+0x278/0x400 [ 130.611150] ? kasan_check_read+0x11/0x20 [ 130.615300] ? __fget+0x295/0x400 [ 130.618748] ? expand_files.part.8+0x700/0x700 [ 130.623322] ? __f_unlock_pos+0xd/0x10 [ 130.627218] ? __fget_light+0x174/0x1e0 [ 130.631188] ? __fdget+0xe/0x10 [ 130.634457] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 130.639299] __sys_sendmsg+0xd9/0x180 [ 130.643095] ? __ia32_sys_shutdown+0x70/0x70 [ 130.647591] ? __sb_end_write+0xa4/0xd0 [ 130.651558] ? kasan_check_write+0x14/0x20 [ 130.655781] ? fput+0x18/0x120 [ 130.658965] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.664318] __x64_sys_sendmsg+0x73/0xb0 [ 130.668394] do_syscall_64+0xd0/0x4e0 [ 130.672196] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.677378] RIP: 0033:0x463d89 [ 130.680565] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 130.700319] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 130.708290] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 130.715827] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 130.723096] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 130.730451] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 130.737714] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 130.747093] FAULT_INJECTION: forcing a failure. [ 130.747093] name failslab, interval 1, probability 0, space 0, times 0 [ 130.760184] CPU: 0 PID: 9656 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 130.768171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.777693] Call Trace: [ 130.780403] dump_stack+0x123/0x171 [ 130.784096] should_fail.cold.4+0x5/0xa [ 130.788110] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 130.793297] ? lock_downgrade+0x860/0x860 [ 130.797448] ? ___might_sleep+0x16b/0x270 [ 130.801603] __should_failslab+0xba/0xf0 [ 130.805683] should_failslab+0x9/0x20 [ 130.809485] kmem_cache_alloc_trace+0x2cb/0x740 [ 130.814179] ? qfq_change_class+0xa93/0x14e0 [ 130.818587] ? qfq_change_class+0xa93/0x14e0 [ 130.822989] ? __local_bh_enable_ip+0x160/0x260 [ 130.827668] qfq_change_class+0xad9/0x14e0 [ 130.831913] ? qfq_delete_class+0x2d0/0x2d0 [ 130.836230] ? nla_parse+0x197/0x280 [ 130.839949] tc_ctl_tclass+0x3e9/0xba0 [ 130.844613] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 130.849712] ? find_held_lock+0x36/0x1d0 [ 130.853767] rtnetlink_rcv_msg+0x34f/0x8f0 [ 130.857992] ? rtnetlink_put_metrics+0x490/0x490 [ 130.862739] ? find_held_lock+0x36/0x1d0 [ 130.866817] netlink_rcv_skb+0x13e/0x3d0 [ 130.870888] ? lock_downgrade+0x860/0x860 [ 130.875019] ? rtnetlink_put_metrics+0x490/0x490 [ 130.879771] ? netlink_ack+0xa70/0xa70 [ 130.883658] ? netlink_deliver_tap+0x182/0xb00 [ 130.888264] rtnetlink_rcv+0x10/0x20 [ 130.891965] netlink_unicast+0x443/0x650 [ 130.896149] ? netlink_attachskb+0x6c0/0x6c0 [ 130.900548] ? _copy_from_iter_full+0x182/0x720 [ 130.905203] ? __check_object_size+0x1ef/0x310 [ 130.909769] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 130.915291] netlink_sendmsg+0x764/0xc60 [ 130.919427] ? netlink_unicast+0x650/0x650 [ 130.923655] ? apparmor_socket_sendmsg+0x1b/0x20 [ 130.928402] ? netlink_unicast+0x650/0x650 [ 130.932625] sock_sendmsg+0xb5/0xf0 [ 130.936240] ___sys_sendmsg+0x647/0x950 [ 130.940235] ? find_held_lock+0x36/0x1d0 [ 130.944285] ? copy_msghdr_from_user+0x430/0x430 [ 130.949123] ? __fget+0x278/0x400 [ 130.952758] ? kasan_check_read+0x11/0x20 [ 130.956916] ? __fget+0x295/0x400 [ 130.960454] ? expand_files.part.8+0x700/0x700 [ 130.965066] ? __f_unlock_pos+0xd/0x10 [ 130.968939] ? __fget_light+0x174/0x1e0 [ 130.972916] ? __fdget+0xe/0x10 [ 130.976181] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 130.981025] __sys_sendmsg+0xd9/0x180 [ 130.984840] ? __ia32_sys_shutdown+0x70/0x70 [ 130.989256] ? __sb_end_write+0xa4/0xd0 [ 130.993241] ? kasan_check_write+0x14/0x20 [ 130.997462] ? fput+0x18/0x120 [ 131.000646] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.006002] __x64_sys_sendmsg+0x73/0xb0 [ 131.010075] do_syscall_64+0xd0/0x4e0 [ 131.014076] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.019355] RIP: 0033:0x463d89 [ 131.022547] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 131.041446] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 131.049147] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 131.061013] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 131.068273] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 131.075675] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 131.082936] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 131.092350] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 131.107877] FAULT_INJECTION: forcing a failure. [ 131.107877] name failslab, interval 1, probability 0, space 0, times 0 [ 131.121761] CPU: 0 PID: 9666 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 131.129574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.138931] Call Trace: [ 131.141536] dump_stack+0x123/0x171 [ 131.145167] should_fail.cold.4+0x5/0xa [ 131.149233] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 131.154409] ? lock_downgrade+0x860/0x860 [ 131.158757] ? ___might_sleep+0x16b/0x270 [ 131.162908] __should_failslab+0xba/0xf0 [ 131.166959] should_failslab+0x9/0x20 [ 131.170741] kmem_cache_alloc_trace+0x2cb/0x740 [ 131.175406] ? qfq_change_class+0xa93/0x14e0 [ 131.179890] ? qfq_change_class+0xa93/0x14e0 [ 131.184603] ? __local_bh_enable_ip+0x160/0x260 [ 131.189281] qfq_change_class+0xad9/0x14e0 [ 131.193529] ? qfq_delete_class+0x2d0/0x2d0 [ 131.197867] ? nla_parse+0x197/0x280 [ 131.201585] tc_ctl_tclass+0x3e9/0xba0 [ 131.205471] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 131.210586] ? find_held_lock+0x36/0x1d0 [ 131.214741] rtnetlink_rcv_msg+0x34f/0x8f0 [ 131.218991] ? rtnetlink_put_metrics+0x490/0x490 [ 131.223901] ? find_held_lock+0x36/0x1d0 [ 131.228068] netlink_rcv_skb+0x13e/0x3d0 [ 131.232775] ? lock_downgrade+0x860/0x860 [ 131.236971] ? rtnetlink_put_metrics+0x490/0x490 [ 131.241796] ? netlink_ack+0xa70/0xa70 [ 131.245688] ? netlink_deliver_tap+0x182/0xb00 [ 131.250259] rtnetlink_rcv+0x10/0x20 [ 131.253963] netlink_unicast+0x443/0x650 [ 131.258030] ? netlink_attachskb+0x6c0/0x6c0 [ 131.262509] ? _copy_from_iter_full+0x182/0x720 [ 131.267397] ? __check_object_size+0x1ef/0x310 [ 131.272153] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 131.277945] netlink_sendmsg+0x764/0xc60 [ 131.282008] ? netlink_unicast+0x650/0x650 [ 131.286249] ? apparmor_socket_sendmsg+0x1b/0x20 [ 131.290995] ? netlink_unicast+0x650/0x650 [ 131.295248] sock_sendmsg+0xb5/0xf0 [ 131.298897] ___sys_sendmsg+0x647/0x950 [ 131.302893] ? find_held_lock+0x36/0x1d0 [ 131.306969] ? copy_msghdr_from_user+0x430/0x430 [ 131.311808] ? __fget+0x278/0x400 [ 131.315251] ? kasan_check_read+0x11/0x20 [ 131.319657] ? __fget+0x295/0x400 [ 131.323121] ? expand_files.part.8+0x700/0x700 [ 131.327683] ? __f_unlock_pos+0xd/0x10 [ 131.331564] ? __fget_light+0x174/0x1e0 [ 131.335527] ? __fdget+0xe/0x10 [ 131.338817] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 131.343656] __sys_sendmsg+0xd9/0x180 [ 131.347452] ? __ia32_sys_shutdown+0x70/0x70 [ 131.351861] ? __sb_end_write+0xa4/0xd0 [ 131.355839] ? kasan_check_write+0x14/0x20 [ 131.360067] ? fput+0x18/0x120 [ 131.363271] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.368757] __x64_sys_sendmsg+0x73/0xb0 [ 131.372816] do_syscall_64+0xd0/0x4e0 [ 131.376627] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.381902] RIP: 0033:0x463d89 [ 131.385084] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 131.404183] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 131.411902] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 131.419283] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 131.426578] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 131.433838] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 131.441096] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 131.449763] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 131.465531] FAULT_INJECTION: forcing a failure. [ 131.465531] name failslab, interval 1, probability 0, space 0, times 0 [ 131.477784] CPU: 0 PID: 9677 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 131.485599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.494961] Call Trace: [ 131.497551] dump_stack+0x123/0x171 [ 131.501176] should_fail.cold.4+0x5/0xa [ 131.505141] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 131.510249] ? lock_downgrade+0x860/0x860 [ 131.514412] ? ___might_sleep+0x16b/0x270 [ 131.518573] __should_failslab+0xba/0xf0 [ 131.522745] should_failslab+0x9/0x20 [ 131.527066] kmem_cache_alloc_trace+0x2cb/0x740 [ 131.531736] ? qfq_change_class+0xa93/0x14e0 [ 131.536252] ? qfq_change_class+0xa93/0x14e0 [ 131.540773] ? __local_bh_enable_ip+0x160/0x260 [ 131.545441] qfq_change_class+0xad9/0x14e0 [ 131.549672] ? qfq_delete_class+0x2d0/0x2d0 [ 131.553984] ? nla_parse+0x197/0x280 [ 131.557738] tc_ctl_tclass+0x3e9/0xba0 [ 131.561629] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 131.566722] ? find_held_lock+0x36/0x1d0 [ 131.570811] rtnetlink_rcv_msg+0x34f/0x8f0 [ 131.575066] ? rtnetlink_put_metrics+0x490/0x490 [ 131.579814] ? find_held_lock+0x36/0x1d0 [ 131.583869] netlink_rcv_skb+0x13e/0x3d0 [ 131.587945] ? lock_downgrade+0x860/0x860 [ 131.592275] ? rtnetlink_put_metrics+0x490/0x490 [ 131.597023] ? netlink_ack+0xa70/0xa70 [ 131.600934] ? netlink_deliver_tap+0x182/0xb00 [ 131.605623] rtnetlink_rcv+0x10/0x20 [ 131.609332] netlink_unicast+0x443/0x650 [ 131.613490] ? netlink_attachskb+0x6c0/0x6c0 [ 131.617980] ? _copy_from_iter_full+0x182/0x720 [ 131.622642] ? __check_object_size+0x1ef/0x310 [ 131.627213] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 131.632764] netlink_sendmsg+0x764/0xc60 [ 131.636824] ? netlink_unicast+0x650/0x650 [ 131.641059] ? apparmor_socket_sendmsg+0x1b/0x20 [ 131.645824] ? netlink_unicast+0x650/0x650 [ 131.650068] sock_sendmsg+0xb5/0xf0 [ 131.653772] ___sys_sendmsg+0x647/0x950 [ 131.657738] ? find_held_lock+0x36/0x1d0 [ 131.661794] ? copy_msghdr_from_user+0x430/0x430 [ 131.666548] ? __fget+0x278/0x400 [ 131.669997] ? kasan_check_read+0x11/0x20 [ 131.674130] ? __fget+0x295/0x400 [ 131.677576] ? expand_files.part.8+0x700/0x700 [ 131.682146] ? __f_unlock_pos+0xd/0x10 [ 131.686023] ? __fget_light+0x174/0x1e0 [ 131.689983] ? __fdget+0xe/0x10 [ 131.693246] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 131.698080] __sys_sendmsg+0xd9/0x180 [ 131.702023] ? __ia32_sys_shutdown+0x70/0x70 [ 131.706534] ? __sb_end_write+0xa4/0xd0 [ 131.710501] ? kasan_check_write+0x14/0x20 [ 131.714723] ? fput+0x18/0x120 [ 131.717916] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.723281] __x64_sys_sendmsg+0x73/0xb0 [ 131.727358] do_syscall_64+0xd0/0x4e0 [ 131.731151] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.736415] RIP: 0033:0x463d89 [ 131.739600] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 131.758500] RSP: 002b:00007fa79aeca198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 131.766201] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 131.773464] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 131.780807] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 131.788076] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 131.795338] R13: 00007fa79aeca6bc R14: 0000000000000008 R15: 0000000000000001 [ 131.806821] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 131.840064] FAULT_INJECTION: forcing a failure. [ 131.840064] name failslab, interval 1, probability 0, space 0, times 0 [ 131.851673] CPU: 0 PID: 9687 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 131.859462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.868803] Call Trace: [ 131.871387] dump_stack+0x123/0x171 [ 131.875025] should_fail.cold.4+0x5/0xa [ 131.879096] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 131.884269] ? lock_downgrade+0x860/0x860 [ 131.888415] ? ___might_sleep+0x16b/0x270 [ 131.892557] __should_failslab+0xba/0xf0 [ 131.896618] should_failslab+0x9/0x20 [ 131.900408] kmem_cache_alloc_trace+0x2cb/0x740 [ 131.905072] ? qfq_change_class+0xa93/0x14e0 [ 131.909468] ? qfq_change_class+0xa93/0x14e0 [ 131.913875] ? __local_bh_enable_ip+0x160/0x260 [ 131.918530] qfq_change_class+0xad9/0x14e0 [ 131.922747] ? qfq_delete_class+0x2d0/0x2d0 [ 131.927060] ? nla_parse+0x197/0x280 [ 131.930765] tc_ctl_tclass+0x3e9/0xba0 [ 131.934637] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 131.940180] ? find_held_lock+0x36/0x1d0 [ 131.944570] rtnetlink_rcv_msg+0x34f/0x8f0 [ 131.948810] ? rtnetlink_put_metrics+0x490/0x490 [ 131.953667] ? find_held_lock+0x36/0x1d0 [ 131.957788] netlink_rcv_skb+0x13e/0x3d0 [ 131.961869] ? lock_downgrade+0x860/0x860 [ 131.966023] ? rtnetlink_put_metrics+0x490/0x490 [ 131.970768] ? netlink_ack+0xa70/0xa70 [ 131.974905] ? netlink_deliver_tap+0x182/0xb00 [ 131.979490] rtnetlink_rcv+0x10/0x20 [ 131.983189] netlink_unicast+0x443/0x650 [ 131.987242] ? netlink_attachskb+0x6c0/0x6c0 [ 131.991642] ? _copy_from_iter_full+0x182/0x720 [ 131.996310] ? __check_object_size+0x1ef/0x310 [ 132.000887] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 132.006420] netlink_sendmsg+0x764/0xc60 [ 132.010472] ? netlink_unicast+0x650/0x650 [ 132.014694] ? apparmor_socket_sendmsg+0x1b/0x20 [ 132.019443] ? netlink_unicast+0x650/0x650 [ 132.023687] sock_sendmsg+0xb5/0xf0 [ 132.027304] ___sys_sendmsg+0x647/0x950 [ 132.031289] ? find_held_lock+0x36/0x1d0 [ 132.035468] ? copy_msghdr_from_user+0x430/0x430 [ 132.040305] ? __fget+0x278/0x400 [ 132.043749] ? kasan_check_read+0x11/0x20 [ 132.047888] ? __fget+0x295/0x400 [ 132.051352] ? expand_files.part.8+0x700/0x700 [ 132.055942] ? __f_unlock_pos+0xd/0x10 [ 132.059840] ? __fget_light+0x174/0x1e0 [ 132.063813] ? __fdget+0xe/0x10 [ 132.067106] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 132.071950] __sys_sendmsg+0xd9/0x180 [ 132.075758] ? __ia32_sys_shutdown+0x70/0x70 [ 132.080151] ? __sb_end_write+0xa4/0xd0 [ 132.084128] ? kasan_check_write+0x14/0x20 [ 132.088353] ? fput+0x18/0x120 [ 132.091536] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.096906] __x64_sys_sendmsg+0x73/0xb0 [ 132.100968] do_syscall_64+0xd0/0x4e0 [ 132.104752] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.109931] RIP: 0033:0x463d89 [ 132.113110] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 132.132094] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 132.139835] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 132.147642] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 132.154908] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 132.162277] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 132.169664] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 132.190851] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 132.211964] FAULT_INJECTION: forcing a failure. [ 132.211964] name failslab, interval 1, probability 0, space 0, times 0 [ 132.223490] CPU: 1 PID: 9701 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 132.231284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.240719] Call Trace: [ 132.243304] dump_stack+0x123/0x171 [ 132.246931] should_fail.cold.4+0x5/0xa [ 132.250888] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 132.255980] ? lock_downgrade+0x860/0x860 [ 132.260137] ? ___might_sleep+0x16b/0x270 [ 132.264276] __should_failslab+0xba/0xf0 [ 132.268340] should_failslab+0x9/0x20 [ 132.272168] kmem_cache_alloc_trace+0x2cb/0x740 [ 132.276836] ? qfq_change_class+0xa93/0x14e0 [ 132.281253] ? qfq_change_class+0xa93/0x14e0 [ 132.285659] ? __local_bh_enable_ip+0x160/0x260 [ 132.290330] qfq_change_class+0xad9/0x14e0 [ 132.294555] ? qfq_delete_class+0x2d0/0x2d0 [ 132.298901] ? nla_parse+0x197/0x280 [ 132.302606] tc_ctl_tclass+0x3e9/0xba0 [ 132.306495] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 132.311588] ? find_held_lock+0x36/0x1d0 [ 132.315641] rtnetlink_rcv_msg+0x34f/0x8f0 [ 132.319877] ? rtnetlink_put_metrics+0x490/0x490 [ 132.324815] ? find_held_lock+0x36/0x1d0 [ 132.328897] netlink_rcv_skb+0x13e/0x3d0 [ 132.332946] ? lock_downgrade+0x860/0x860 [ 132.337081] ? rtnetlink_put_metrics+0x490/0x490 [ 132.341826] ? netlink_ack+0xa70/0xa70 [ 132.345714] ? netlink_deliver_tap+0x182/0xb00 [ 132.350282] rtnetlink_rcv+0x10/0x20 [ 132.354020] netlink_unicast+0x443/0x650 [ 132.358086] ? netlink_attachskb+0x6c0/0x6c0 [ 132.362584] ? _copy_from_iter_full+0x182/0x720 [ 132.367253] ? __check_object_size+0x1ef/0x310 [ 132.371857] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 132.377403] netlink_sendmsg+0x764/0xc60 [ 132.381460] ? netlink_unicast+0x650/0x650 [ 132.385690] ? apparmor_socket_sendmsg+0x1b/0x20 [ 132.390562] ? netlink_unicast+0x650/0x650 [ 132.394797] sock_sendmsg+0xb5/0xf0 [ 132.398448] ___sys_sendmsg+0x647/0x950 [ 132.402428] ? find_held_lock+0x36/0x1d0 [ 132.406478] ? copy_msghdr_from_user+0x430/0x430 [ 132.411334] ? __fget+0x278/0x400 [ 132.414896] ? kasan_check_read+0x11/0x20 [ 132.419676] ? __fget+0x295/0x400 [ 132.423133] ? expand_files.part.8+0x700/0x700 [ 132.427915] ? __f_unlock_pos+0xd/0x10 [ 132.431967] ? __fget_light+0x174/0x1e0 [ 132.435943] ? __fdget+0xe/0x10 [ 132.439218] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 132.444058] __sys_sendmsg+0xd9/0x180 [ 132.447860] ? __ia32_sys_shutdown+0x70/0x70 [ 132.452376] ? __sb_end_write+0xa4/0xd0 [ 132.456380] ? kasan_check_write+0x14/0x20 [ 132.460762] ? fput+0x18/0x120 [ 132.463967] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.469343] __x64_sys_sendmsg+0x73/0xb0 [ 132.473398] do_syscall_64+0xd0/0x4e0 [ 132.477185] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.482521] RIP: 0033:0x463d89 [ 132.485701] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 132.504615] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 132.512336] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 132.519603] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 132.526872] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 132.534141] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 132.541399] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 132.550053] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 132.568295] FAULT_INJECTION: forcing a failure. [ 132.568295] name failslab, interval 1, probability 0, space 0, times 0 [ 132.581884] CPU: 1 PID: 9707 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 132.589722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.599204] Call Trace: [ 132.601796] dump_stack+0x123/0x171 [ 132.605432] should_fail.cold.4+0x5/0xa [ 132.609549] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 132.614766] ? lock_downgrade+0x860/0x860 [ 132.618935] ? ___might_sleep+0x16b/0x270 [ 132.623091] __should_failslab+0xba/0xf0 [ 132.627154] should_failslab+0x9/0x20 [ 132.630944] kmem_cache_alloc_trace+0x2cb/0x740 [ 132.635611] ? qfq_change_class+0xa93/0x14e0 [ 132.640016] ? qfq_change_class+0xa93/0x14e0 [ 132.644414] ? __local_bh_enable_ip+0x160/0x260 [ 132.649071] qfq_change_class+0xad9/0x14e0 [ 132.653307] ? qfq_delete_class+0x2d0/0x2d0 [ 132.657667] ? nla_parse+0x197/0x280 [ 132.661394] tc_ctl_tclass+0x3e9/0xba0 [ 132.665279] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 132.670371] ? find_held_lock+0x36/0x1d0 [ 132.674426] rtnetlink_rcv_msg+0x34f/0x8f0 [ 132.678647] ? rtnetlink_put_metrics+0x490/0x490 [ 132.683390] ? find_held_lock+0x36/0x1d0 [ 132.687438] netlink_rcv_skb+0x13e/0x3d0 [ 132.691482] ? lock_downgrade+0x860/0x860 [ 132.695615] ? rtnetlink_put_metrics+0x490/0x490 [ 132.700353] ? netlink_ack+0xa70/0xa70 [ 132.704444] ? netlink_deliver_tap+0x182/0xb00 [ 132.709121] rtnetlink_rcv+0x10/0x20 [ 132.712830] netlink_unicast+0x443/0x650 [ 132.716935] ? netlink_attachskb+0x6c0/0x6c0 [ 132.721348] ? _copy_from_iter_full+0x182/0x720 [ 132.726000] ? __check_object_size+0x1ef/0x310 [ 132.730567] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 132.736089] netlink_sendmsg+0x764/0xc60 [ 132.740140] ? netlink_unicast+0x650/0x650 [ 132.744386] ? apparmor_socket_sendmsg+0x1b/0x20 [ 132.749154] ? netlink_unicast+0x650/0x650 [ 132.753383] sock_sendmsg+0xb5/0xf0 [ 132.757013] ___sys_sendmsg+0x647/0x950 [ 132.760976] ? find_held_lock+0x36/0x1d0 [ 132.765118] ? copy_msghdr_from_user+0x430/0x430 [ 132.769867] ? __fget+0x278/0x400 [ 132.773399] ? kasan_check_read+0x11/0x20 [ 132.777534] ? __fget+0x295/0x400 [ 132.781066] ? expand_files.part.8+0x700/0x700 [ 132.785644] ? __f_unlock_pos+0xd/0x10 [ 132.789516] ? __fget_light+0x174/0x1e0 [ 132.793473] ? __fdget+0xe/0x10 [ 132.796738] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 132.801581] __sys_sendmsg+0xd9/0x180 [ 132.805377] ? __ia32_sys_shutdown+0x70/0x70 [ 132.809766] ? __sb_end_write+0xa4/0xd0 [ 132.813730] ? kasan_check_write+0x14/0x20 [ 132.817961] ? fput+0x18/0x120 [ 132.821224] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.826580] __x64_sys_sendmsg+0x73/0xb0 [ 132.830636] do_syscall_64+0xd0/0x4e0 [ 132.834597] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.839797] RIP: 0033:0x463d89 [ 132.842981] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 132.862071] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 132.869954] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 132.877208] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 132.884491] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 132.891745] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 132.899032] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 132.908364] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 132.924237] FAULT_INJECTION: forcing a failure. [ 132.924237] name failslab, interval 1, probability 0, space 0, times 0 [ 132.936469] CPU: 1 PID: 9717 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 132.944287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.953810] Call Trace: [ 132.956436] dump_stack+0x123/0x171 [ 132.960089] should_fail.cold.4+0x5/0xa [ 132.964057] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 132.969180] ? lock_downgrade+0x860/0x860 [ 132.973317] ? ___might_sleep+0x16b/0x270 [ 132.977459] __should_failslab+0xba/0xf0 [ 132.981621] should_failslab+0x9/0x20 [ 132.985416] kmem_cache_alloc_trace+0x2cb/0x740 [ 132.990093] ? qfq_change_class+0xa93/0x14e0 [ 132.994558] ? qfq_change_class+0xa93/0x14e0 [ 132.998995] ? __local_bh_enable_ip+0x160/0x260 [ 133.003665] qfq_change_class+0xad9/0x14e0 [ 133.007988] ? qfq_delete_class+0x2d0/0x2d0 [ 133.012331] ? nla_parse+0x197/0x280 [ 133.016051] tc_ctl_tclass+0x3e9/0xba0 [ 133.019931] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 133.025209] ? find_held_lock+0x36/0x1d0 [ 133.029264] rtnetlink_rcv_msg+0x34f/0x8f0 [ 133.033631] ? rtnetlink_put_metrics+0x490/0x490 [ 133.038408] ? find_held_lock+0x36/0x1d0 [ 133.042471] netlink_rcv_skb+0x13e/0x3d0 [ 133.046523] ? lock_downgrade+0x860/0x860 [ 133.050753] ? rtnetlink_put_metrics+0x490/0x490 [ 133.055603] ? netlink_ack+0xa70/0xa70 [ 133.059604] ? netlink_deliver_tap+0x182/0xb00 [ 133.064435] rtnetlink_rcv+0x10/0x20 [ 133.068159] netlink_unicast+0x443/0x650 [ 133.072216] ? netlink_attachskb+0x6c0/0x6c0 [ 133.076696] ? _copy_from_iter_full+0x182/0x720 [ 133.081356] ? __check_object_size+0x1ef/0x310 [ 133.085932] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 133.091462] netlink_sendmsg+0x764/0xc60 [ 133.095507] ? netlink_unicast+0x650/0x650 [ 133.099727] ? apparmor_socket_sendmsg+0x1b/0x20 [ 133.104472] ? netlink_unicast+0x650/0x650 [ 133.108694] sock_sendmsg+0xb5/0xf0 [ 133.112310] ___sys_sendmsg+0x647/0x950 [ 133.116286] ? find_held_lock+0x36/0x1d0 [ 133.120329] ? copy_msghdr_from_user+0x430/0x430 [ 133.125262] ? __fget+0x278/0x400 [ 133.128699] ? kasan_check_read+0x11/0x20 [ 133.132844] ? __fget+0x295/0x400 [ 133.136289] ? expand_files.part.8+0x700/0x700 [ 133.140857] ? __f_unlock_pos+0xd/0x10 [ 133.144734] ? __fget_light+0x174/0x1e0 [ 133.148726] ? __fdget+0xe/0x10 [ 133.152095] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 133.156938] __sys_sendmsg+0xd9/0x180 [ 133.160987] ? __ia32_sys_shutdown+0x70/0x70 [ 133.165392] ? __sb_end_write+0xa4/0xd0 [ 133.169362] ? kasan_check_write+0x14/0x20 [ 133.173582] ? fput+0x18/0x120 [ 133.176848] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.182192] __x64_sys_sendmsg+0x73/0xb0 [ 133.186247] do_syscall_64+0xd0/0x4e0 [ 133.190031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.195209] RIP: 0033:0x463d89 [ 133.198395] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 133.217575] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 133.225275] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 133.232525] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 133.239975] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 133.247233] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 133.254500] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 133.268686] FAULT_INJECTION: forcing a failure. [ 133.268686] name failslab, interval 1, probability 0, space 0, times 0 [ 133.282150] CPU: 1 PID: 9727 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 133.289989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.299349] Call Trace: [ 133.301936] dump_stack+0x123/0x171 [ 133.305565] should_fail.cold.4+0x5/0xa [ 133.309541] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 133.314785] ? lock_downgrade+0x860/0x860 [ 133.318923] ? ___might_sleep+0x16b/0x270 [ 133.323071] __should_failslab+0xba/0xf0 [ 133.327118] should_failslab+0x9/0x20 [ 133.330915] kmem_cache_alloc_trace+0x2cb/0x740 [ 133.335700] ? qfq_change_class+0xa93/0x14e0 [ 133.340194] ? qfq_change_class+0xa93/0x14e0 [ 133.344807] ? __local_bh_enable_ip+0x160/0x260 [ 133.349470] qfq_change_class+0xad9/0x14e0 [ 133.353690] ? qfq_delete_class+0x2d0/0x2d0 [ 133.358178] ? nla_parse+0x197/0x280 [ 133.362138] tc_ctl_tclass+0x3e9/0xba0 [ 133.366037] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 133.371128] ? find_held_lock+0x36/0x1d0 [ 133.375212] rtnetlink_rcv_msg+0x34f/0x8f0 [ 133.379616] ? rtnetlink_put_metrics+0x490/0x490 [ 133.384641] ? find_held_lock+0x36/0x1d0 [ 133.388707] netlink_rcv_skb+0x13e/0x3d0 [ 133.392816] ? lock_downgrade+0x860/0x860 [ 133.397289] ? rtnetlink_put_metrics+0x490/0x490 [ 133.402048] ? netlink_ack+0xa70/0xa70 [ 133.405932] ? netlink_deliver_tap+0x182/0xb00 [ 133.410516] rtnetlink_rcv+0x10/0x20 [ 133.414215] netlink_unicast+0x443/0x650 [ 133.418261] ? netlink_attachskb+0x6c0/0x6c0 [ 133.422663] ? _copy_from_iter_full+0x182/0x720 [ 133.427322] ? __check_object_size+0x1ef/0x310 [ 133.431911] netlink_sendmsg+0x764/0xc60 [ 133.435970] ? netlink_unicast+0x650/0x650 [ 133.440217] ? apparmor_socket_sendmsg+0x1b/0x20 [ 133.444964] ? netlink_unicast+0x650/0x650 [ 133.449190] sock_sendmsg+0xb5/0xf0 [ 133.452812] ___sys_sendmsg+0x647/0x950 [ 133.456804] ? find_held_lock+0x36/0x1d0 [ 133.460864] ? copy_msghdr_from_user+0x430/0x430 [ 133.465607] ? __fget+0x278/0x400 [ 133.469047] ? __fget+0x295/0x400 [ 133.472484] ? expand_files.part.8+0x700/0x700 [ 133.477069] ? __f_unlock_pos+0xd/0x10 [ 133.481039] ? __fget_light+0x174/0x1e0 [ 133.485032] ? __fdget+0xe/0x10 [ 133.488316] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 133.493164] __sys_sendmsg+0xd9/0x180 [ 133.496954] ? __ia32_sys_shutdown+0x70/0x70 [ 133.501358] ? __sb_end_write+0xa4/0xd0 [ 133.505350] ? kasan_check_write+0x14/0x20 [ 133.509596] ? fput+0x18/0x120 [ 133.512789] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.518176] __x64_sys_sendmsg+0x73/0xb0 [ 133.522241] do_syscall_64+0xd0/0x4e0 [ 133.526031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.531234] RIP: 0033:0x463d89 [ 133.534521] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 133.553431] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 133.561125] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 133.568407] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 133.576648] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 133.583909] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 133.591178] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 133.620699] FAULT_INJECTION: forcing a failure. [ 133.620699] name failslab, interval 1, probability 0, space 0, times 0 [ 133.639695] CPU: 1 PID: 9745 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 133.647544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.656999] Call Trace: [ 133.659593] dump_stack+0x123/0x171 [ 133.663223] should_fail.cold.4+0x5/0xa [ 133.667186] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 133.672283] ? lock_downgrade+0x860/0x860 [ 133.676510] ? ___might_sleep+0x16b/0x270 [ 133.680652] __should_failslab+0xba/0xf0 [ 133.684695] should_failslab+0x9/0x20 [ 133.688481] kmem_cache_alloc_trace+0x2cb/0x740 [ 133.693133] ? qfq_change_class+0xa93/0x14e0 [ 133.697669] ? qfq_change_class+0xa93/0x14e0 [ 133.702086] ? __local_bh_enable_ip+0x160/0x260 [ 133.706758] qfq_change_class+0xad9/0x14e0 [ 133.711008] ? qfq_delete_class+0x2d0/0x2d0 [ 133.715334] ? nla_parse+0x197/0x280 [ 133.719052] tc_ctl_tclass+0x3e9/0xba0 [ 133.722962] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 133.728192] ? find_held_lock+0x36/0x1d0 [ 133.732388] rtnetlink_rcv_msg+0x34f/0x8f0 [ 133.736607] ? rtnetlink_put_metrics+0x490/0x490 [ 133.741357] ? find_held_lock+0x36/0x1d0 [ 133.745413] netlink_rcv_skb+0x13e/0x3d0 [ 133.749462] ? lock_downgrade+0x860/0x860 [ 133.753591] ? rtnetlink_put_metrics+0x490/0x490 [ 133.758431] ? netlink_ack+0xa70/0xa70 [ 133.762674] ? netlink_deliver_tap+0x182/0xb00 [ 133.767411] rtnetlink_rcv+0x10/0x20 [ 133.771119] netlink_unicast+0x443/0x650 [ 133.775168] ? netlink_attachskb+0x6c0/0x6c0 [ 133.779557] ? _copy_from_iter_full+0x182/0x720 [ 133.784393] ? __check_object_size+0x1ef/0x310 [ 133.788960] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 133.794500] netlink_sendmsg+0x764/0xc60 [ 133.798558] ? netlink_unicast+0x650/0x650 [ 133.802815] ? apparmor_socket_sendmsg+0x1b/0x20 [ 133.807566] ? netlink_unicast+0x650/0x650 [ 133.811790] sock_sendmsg+0xb5/0xf0 [ 133.815420] ___sys_sendmsg+0x647/0x950 [ 133.819384] ? find_held_lock+0x36/0x1d0 [ 133.823431] ? copy_msghdr_from_user+0x430/0x430 [ 133.828179] ? __fget+0x278/0x400 [ 133.831639] ? kasan_check_read+0x11/0x20 [ 133.835768] ? __fget+0x295/0x400 [ 133.839305] ? expand_files.part.8+0x700/0x700 [ 133.843876] ? __f_unlock_pos+0xd/0x10 [ 133.847768] ? __fget_light+0x174/0x1e0 [ 133.851746] ? __fdget+0xe/0x10 [ 133.855005] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 133.859828] __sys_sendmsg+0xd9/0x180 [ 133.863612] ? __ia32_sys_shutdown+0x70/0x70 [ 133.868001] ? __sb_end_write+0xa4/0xd0 [ 133.872044] ? kasan_check_write+0x14/0x20 [ 133.876390] ? fput+0x18/0x120 [ 133.879567] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.885003] __x64_sys_sendmsg+0x73/0xb0 [ 133.889136] do_syscall_64+0xd0/0x4e0 [ 133.893009] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.898179] RIP: 0033:0x463d89 [ 133.901376] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 133.920633] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 133.928415] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 133.935667] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 133.942919] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 133.950811] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 133.958068] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 133.968031] FAULT_INJECTION: forcing a failure. 2021/05/24 20:53:24 executed programs: 262 [ 133.968031] name failslab, interval 1, probability 0, space 0, times 0 [ 133.985294] FAULT_INJECTION: forcing a failure. [ 133.985294] name failslab, interval 1, probability 0, space 0, times 0 [ 134.000089] CPU: 0 PID: 9747 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 134.007916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.017267] Call Trace: [ 134.019849] dump_stack+0x123/0x171 [ 134.023840] should_fail.cold.4+0x5/0xa [ 134.027807] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 134.033003] __should_failslab+0xba/0xf0 [ 134.037159] should_failslab+0x9/0x20 [ 134.040957] kmem_cache_alloc+0x47/0x720 [ 134.045010] ? lock_acquire+0x173/0x3d0 [ 134.048998] skb_clone+0x115/0x340 [ 134.052535] netlink_deliver_tap+0x7d7/0xb00 [ 134.056943] __netlink_sendskb+0x62/0xc0 [ 134.061003] netlink_unicast+0x4ea/0x650 [ 134.065053] ? netlink_attachskb+0x6c0/0x6c0 [ 134.069455] netlink_ack+0x519/0xa70 [ 134.073261] ? netlink_sendmsg+0xc60/0xc60 [ 134.077578] ? find_held_lock+0x36/0x1d0 [ 134.081723] netlink_rcv_skb+0x2a8/0x3d0 [ 134.085764] ? lock_downgrade+0x860/0x860 [ 134.089902] ? rtnetlink_put_metrics+0x490/0x490 [ 134.095100] ? netlink_ack+0xa70/0xa70 [ 134.098974] ? netlink_deliver_tap+0x182/0xb00 [ 134.103744] rtnetlink_rcv+0x10/0x20 [ 134.107455] netlink_unicast+0x443/0x650 [ 134.111600] ? netlink_attachskb+0x6c0/0x6c0 [ 134.115998] ? _copy_from_iter_full+0x182/0x720 [ 134.120668] ? __check_object_size+0x1ef/0x310 [ 134.125235] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 134.130764] netlink_sendmsg+0x764/0xc60 [ 134.134832] ? netlink_unicast+0x650/0x650 [ 134.139054] ? apparmor_socket_sendmsg+0x1b/0x20 [ 134.143793] ? netlink_unicast+0x650/0x650 [ 134.148016] sock_sendmsg+0xb5/0xf0 [ 134.151640] ___sys_sendmsg+0x647/0x950 [ 134.155604] ? find_held_lock+0x36/0x1d0 [ 134.159649] ? copy_msghdr_from_user+0x430/0x430 [ 134.164388] ? __fget+0x278/0x400 [ 134.167831] ? kasan_check_read+0x11/0x20 [ 134.171965] ? __fget+0x295/0x400 [ 134.175404] ? expand_files.part.8+0x700/0x700 [ 134.179985] ? __f_unlock_pos+0xd/0x10 [ 134.183863] ? __fget_light+0x174/0x1e0 [ 134.187827] ? __fdget+0xe/0x10 [ 134.191094] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 134.195935] __sys_sendmsg+0xd9/0x180 [ 134.199731] ? __ia32_sys_shutdown+0x70/0x70 [ 134.204122] ? __sb_end_write+0xa4/0xd0 [ 134.208102] ? kasan_check_write+0x14/0x20 [ 134.212353] ? fput+0x18/0x120 [ 134.215544] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.220903] __x64_sys_sendmsg+0x73/0xb0 [ 134.224972] do_syscall_64+0xd0/0x4e0 [ 134.228762] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.233944] RIP: 0033:0x463d89 [ 134.237127] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 134.256021] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 134.263724] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 134.270984] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 134.278248] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 134.285516] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 134.292793] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 134.300062] CPU: 1 PID: 9757 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 134.307870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.317224] Call Trace: [ 134.319990] dump_stack+0x123/0x171 [ 134.323602] should_fail.cold.4+0x5/0xa [ 134.327677] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 134.332760] ? lock_downgrade+0x860/0x860 [ 134.337028] ? ___might_sleep+0x16b/0x270 [ 134.341259] __should_failslab+0xba/0xf0 [ 134.345464] should_failslab+0x9/0x20 [ 134.349302] kmem_cache_alloc_trace+0x2cb/0x740 [ 134.353970] ? qfq_change_class+0xa93/0x14e0 [ 134.358482] ? qfq_change_class+0xa93/0x14e0 [ 134.362877] ? __local_bh_enable_ip+0x160/0x260 [ 134.367540] qfq_change_class+0xad9/0x14e0 [ 134.371859] ? qfq_delete_class+0x2d0/0x2d0 [ 134.376195] ? nla_parse+0x197/0x280 [ 134.379895] tc_ctl_tclass+0x3e9/0xba0 [ 134.383951] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 134.389083] ? find_held_lock+0x36/0x1d0 [ 134.393167] rtnetlink_rcv_msg+0x34f/0x8f0 [ 134.397428] ? rtnetlink_put_metrics+0x490/0x490 [ 134.402341] ? find_held_lock+0x36/0x1d0 [ 134.406492] netlink_rcv_skb+0x13e/0x3d0 [ 134.410534] ? lock_downgrade+0x860/0x860 [ 134.414665] ? rtnetlink_put_metrics+0x490/0x490 [ 134.419401] ? netlink_ack+0xa70/0xa70 [ 134.423382] ? netlink_deliver_tap+0x182/0xb00 [ 134.427951] rtnetlink_rcv+0x10/0x20 [ 134.431644] netlink_unicast+0x443/0x650 [ 134.435719] ? netlink_attachskb+0x6c0/0x6c0 [ 134.440108] ? _copy_from_iter_full+0x182/0x720 [ 134.444761] ? __check_object_size+0x1ef/0x310 [ 134.449338] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 134.454858] netlink_sendmsg+0x764/0xc60 [ 134.458916] ? netlink_unicast+0x650/0x650 [ 134.463135] ? apparmor_socket_sendmsg+0x1b/0x20 [ 134.467876] ? netlink_unicast+0x650/0x650 [ 134.472280] sock_sendmsg+0xb5/0xf0 [ 134.475888] ___sys_sendmsg+0x647/0x950 [ 134.480189] ? find_held_lock+0x36/0x1d0 [ 134.484372] ? copy_msghdr_from_user+0x430/0x430 [ 134.489201] ? __fget+0x278/0x400 [ 134.492647] ? kasan_check_read+0x11/0x20 [ 134.497144] ? __fget+0x295/0x400 [ 134.500631] ? expand_files.part.8+0x700/0x700 [ 134.505380] ? __f_unlock_pos+0xd/0x10 [ 134.509270] ? __fget_light+0x174/0x1e0 [ 134.513311] ? __fdget+0xe/0x10 [ 134.516573] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 134.521402] __sys_sendmsg+0xd9/0x180 [ 134.525198] ? __ia32_sys_shutdown+0x70/0x70 [ 134.529591] ? __sb_end_write+0xa4/0xd0 [ 134.533547] ? kasan_check_write+0x14/0x20 [ 134.537759] ? fput+0x18/0x120 [ 134.540953] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.546319] __x64_sys_sendmsg+0x73/0xb0 [ 134.550465] do_syscall_64+0xd0/0x4e0 [ 134.554248] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.559515] RIP: 0033:0x463d89 [ 134.562692] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 134.581774] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 134.589467] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 134.596729] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 134.603981] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 134.611336] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 134.618600] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 134.634263] FAULT_INJECTION: forcing a failure. [ 134.634263] name failslab, interval 1, probability 0, space 0, times 0 [ 134.653345] CPU: 0 PID: 9767 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 134.661402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.670757] Call Trace: [ 134.673346] dump_stack+0x123/0x171 [ 134.676980] should_fail.cold.4+0x5/0xa [ 134.681047] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 134.686152] ? lock_downgrade+0x860/0x860 [ 134.690304] ? ___might_sleep+0x16b/0x270 [ 134.694461] __should_failslab+0xba/0xf0 [ 134.698522] should_failslab+0x9/0x20 [ 134.702320] kmem_cache_alloc_trace+0x2cb/0x740 [ 134.706987] ? qfq_change_class+0xa93/0x14e0 [ 134.711393] ? qfq_change_class+0xa93/0x14e0 [ 134.715846] ? __local_bh_enable_ip+0x160/0x260 [ 134.720516] qfq_change_class+0xad9/0x14e0 [ 134.724749] ? qfq_delete_class+0x2d0/0x2d0 [ 134.729063] ? nla_parse+0x197/0x280 [ 134.732769] tc_ctl_tclass+0x3e9/0xba0 [ 134.736666] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 134.741770] ? find_held_lock+0x36/0x1d0 [ 134.745832] rtnetlink_rcv_msg+0x34f/0x8f0 [ 134.750057] ? rtnetlink_put_metrics+0x490/0x490 [ 134.754827] ? find_held_lock+0x36/0x1d0 [ 134.758886] netlink_rcv_skb+0x13e/0x3d0 [ 134.763050] ? lock_downgrade+0x860/0x860 [ 134.767365] ? rtnetlink_put_metrics+0x490/0x490 [ 134.772410] ? netlink_ack+0xa70/0xa70 [ 134.776284] ? netlink_deliver_tap+0x182/0xb00 [ 134.781097] rtnetlink_rcv+0x10/0x20 [ 134.784896] netlink_unicast+0x443/0x650 [ 134.788955] ? netlink_attachskb+0x6c0/0x6c0 [ 134.793357] ? _copy_from_iter_full+0x182/0x720 [ 134.798012] ? __check_object_size+0x1ef/0x310 [ 134.802674] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 134.808196] netlink_sendmsg+0x764/0xc60 [ 134.812258] ? netlink_unicast+0x650/0x650 [ 134.816650] ? apparmor_socket_sendmsg+0x1b/0x20 [ 134.821484] ? netlink_unicast+0x650/0x650 [ 134.825712] sock_sendmsg+0xb5/0xf0 [ 134.829329] ___sys_sendmsg+0x647/0x950 [ 134.833297] ? find_held_lock+0x36/0x1d0 [ 134.837349] ? copy_msghdr_from_user+0x430/0x430 [ 134.842217] ? __fget+0x278/0x400 [ 134.845703] ? kasan_check_read+0x11/0x20 [ 134.850015] ? __fget+0x295/0x400 [ 134.853454] ? expand_files.part.8+0x700/0x700 [ 134.858016] ? __f_unlock_pos+0xd/0x10 [ 134.861898] ? __fget_light+0x174/0x1e0 [ 134.865853] ? __fdget+0xe/0x10 [ 134.869124] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 134.873961] __sys_sendmsg+0xd9/0x180 [ 134.877749] ? __ia32_sys_shutdown+0x70/0x70 [ 134.882150] ? __sb_end_write+0xa4/0xd0 [ 134.886109] ? kasan_check_write+0x14/0x20 [ 134.890358] ? fput+0x18/0x120 [ 134.893550] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.898899] __x64_sys_sendmsg+0x73/0xb0 [ 134.902960] do_syscall_64+0xd0/0x4e0 [ 134.906749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.911921] RIP: 0033:0x463d89 [ 134.915284] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 134.934269] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 134.941960] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 134.949224] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 134.956491] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 134.963817] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 134.971187] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 134.986367] nla_parse: 5 callbacks suppressed [ 134.986372] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 135.022623] FAULT_INJECTION: forcing a failure. [ 135.022623] name failslab, interval 1, probability 0, space 0, times 0 [ 135.035645] CPU: 1 PID: 9777 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 135.043465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.053554] Call Trace: [ 135.056152] dump_stack+0x123/0x171 [ 135.059770] should_fail.cold.4+0x5/0xa [ 135.063738] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 135.068830] ? lock_downgrade+0x860/0x860 [ 135.072976] ? ___might_sleep+0x16b/0x270 [ 135.077110] __should_failslab+0xba/0xf0 [ 135.081153] should_failslab+0x9/0x20 [ 135.084934] kmem_cache_alloc_trace+0x2cb/0x740 [ 135.089581] ? qfq_change_class+0xa93/0x14e0 [ 135.093994] ? qfq_change_class+0xa93/0x14e0 [ 135.098380] ? __local_bh_enable_ip+0x160/0x260 [ 135.103053] qfq_change_class+0xad9/0x14e0 [ 135.107289] ? qfq_delete_class+0x2d0/0x2d0 [ 135.111603] ? nla_parse+0x197/0x280 [ 135.115306] tc_ctl_tclass+0x3e9/0xba0 [ 135.119195] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 135.124299] ? find_held_lock+0x36/0x1d0 [ 135.128368] rtnetlink_rcv_msg+0x34f/0x8f0 [ 135.132587] ? rtnetlink_put_metrics+0x490/0x490 [ 135.137377] ? find_held_lock+0x36/0x1d0 [ 135.141436] netlink_rcv_skb+0x13e/0x3d0 [ 135.145578] ? lock_downgrade+0x860/0x860 [ 135.149833] ? rtnetlink_put_metrics+0x490/0x490 [ 135.154612] ? netlink_ack+0xa70/0xa70 [ 135.158588] ? netlink_deliver_tap+0x182/0xb00 [ 135.163412] rtnetlink_rcv+0x10/0x20 [ 135.167112] netlink_unicast+0x443/0x650 [ 135.171163] ? netlink_attachskb+0x6c0/0x6c0 [ 135.175568] ? _copy_from_iter_full+0x182/0x720 [ 135.180251] ? __check_object_size+0x1ef/0x310 [ 135.184834] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 135.190390] netlink_sendmsg+0x764/0xc60 [ 135.194442] ? netlink_unicast+0x650/0x650 [ 135.198658] ? apparmor_socket_sendmsg+0x1b/0x20 [ 135.203395] ? netlink_unicast+0x650/0x650 [ 135.207631] sock_sendmsg+0xb5/0xf0 [ 135.211239] ___sys_sendmsg+0x647/0x950 [ 135.215234] ? find_held_lock+0x36/0x1d0 [ 135.219275] ? copy_msghdr_from_user+0x430/0x430 [ 135.224016] ? __fget+0x278/0x400 [ 135.227448] ? kasan_check_read+0x11/0x20 [ 135.231622] ? __fget+0x295/0x400 [ 135.235084] ? expand_files.part.8+0x700/0x700 [ 135.239733] ? __f_unlock_pos+0xd/0x10 [ 135.243702] ? __fget_light+0x174/0x1e0 [ 135.247678] ? __fdget+0xe/0x10 [ 135.251567] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 135.256501] __sys_sendmsg+0xd9/0x180 [ 135.260282] ? __ia32_sys_shutdown+0x70/0x70 [ 135.264698] ? __sb_end_write+0xa4/0xd0 [ 135.268676] ? kasan_check_write+0x14/0x20 [ 135.273027] ? fput+0x18/0x120 [ 135.276209] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.281603] __x64_sys_sendmsg+0x73/0xb0 [ 135.285659] do_syscall_64+0xd0/0x4e0 [ 135.289452] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.294647] RIP: 0033:0x463d89 [ 135.297838] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 135.317124] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 135.324818] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 135.332159] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 135.339414] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 135.346669] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 135.353925] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 135.363986] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 135.385765] FAULT_INJECTION: forcing a failure. [ 135.385765] name failslab, interval 1, probability 0, space 0, times 0 [ 135.397893] CPU: 0 PID: 9791 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 135.405705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.415197] Call Trace: [ 135.417788] dump_stack+0x123/0x171 [ 135.421413] should_fail.cold.4+0x5/0xa [ 135.425391] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 135.430595] ? lock_downgrade+0x860/0x860 [ 135.434741] ? ___might_sleep+0x16b/0x270 [ 135.438895] __should_failslab+0xba/0xf0 [ 135.442973] should_failslab+0x9/0x20 [ 135.446761] kmem_cache_alloc_trace+0x2cb/0x740 [ 135.451435] ? qfq_change_class+0xa93/0x14e0 [ 135.455839] ? qfq_change_class+0xa93/0x14e0 [ 135.460256] ? __local_bh_enable_ip+0x160/0x260 [ 135.464940] qfq_change_class+0xad9/0x14e0 [ 135.469175] ? qfq_delete_class+0x2d0/0x2d0 [ 135.473585] ? nla_parse+0x197/0x280 [ 135.477299] tc_ctl_tclass+0x3e9/0xba0 [ 135.481184] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 135.486276] ? find_held_lock+0x36/0x1d0 [ 135.490337] rtnetlink_rcv_msg+0x34f/0x8f0 [ 135.494577] ? rtnetlink_put_metrics+0x490/0x490 [ 135.499329] ? find_held_lock+0x36/0x1d0 [ 135.503423] netlink_rcv_skb+0x13e/0x3d0 [ 135.507479] ? lock_downgrade+0x860/0x860 [ 135.511633] ? rtnetlink_put_metrics+0x490/0x490 [ 135.516384] ? netlink_ack+0xa70/0xa70 [ 135.520406] ? netlink_deliver_tap+0x182/0xb00 [ 135.525021] rtnetlink_rcv+0x10/0x20 [ 135.528720] netlink_unicast+0x443/0x650 [ 135.532768] ? netlink_attachskb+0x6c0/0x6c0 [ 135.537265] ? _copy_from_iter_full+0x182/0x720 [ 135.541934] ? __check_object_size+0x1ef/0x310 [ 135.546514] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 135.552038] netlink_sendmsg+0x764/0xc60 [ 135.556101] ? netlink_unicast+0x650/0x650 [ 135.560377] ? apparmor_socket_sendmsg+0x1b/0x20 [ 135.565132] ? netlink_unicast+0x650/0x650 [ 135.569461] sock_sendmsg+0xb5/0xf0 [ 135.573086] ___sys_sendmsg+0x647/0x950 [ 135.577051] ? find_held_lock+0x36/0x1d0 [ 135.581107] ? copy_msghdr_from_user+0x430/0x430 [ 135.585853] ? __fget+0x278/0x400 [ 135.589336] ? kasan_check_read+0x11/0x20 [ 135.593474] ? __fget+0x295/0x400 [ 135.596909] ? expand_files.part.8+0x700/0x700 [ 135.601495] ? __f_unlock_pos+0xd/0x10 [ 135.605372] ? __fget_light+0x174/0x1e0 [ 135.609334] ? __fdget+0xe/0x10 [ 135.612626] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 135.617554] __sys_sendmsg+0xd9/0x180 [ 135.621349] ? __ia32_sys_shutdown+0x70/0x70 [ 135.625744] ? __sb_end_write+0xa4/0xd0 [ 135.629711] ? kasan_check_write+0x14/0x20 [ 135.633942] ? fput+0x18/0x120 [ 135.637142] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.642504] __x64_sys_sendmsg+0x73/0xb0 [ 135.646603] do_syscall_64+0xd0/0x4e0 [ 135.650408] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.655619] RIP: 0033:0x463d89 [ 135.658821] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 135.677726] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 135.685423] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 135.692790] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 135.700050] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 135.707318] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 135.714673] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 135.726793] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 135.754512] FAULT_INJECTION: forcing a failure. [ 135.754512] name failslab, interval 1, probability 0, space 0, times 0 [ 135.766727] CPU: 1 PID: 9801 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 135.774541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.783883] Call Trace: [ 135.786457] dump_stack+0x123/0x171 [ 135.790072] should_fail.cold.4+0x5/0xa [ 135.794032] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 135.799118] ? lock_downgrade+0x860/0x860 [ 135.803249] ? ___might_sleep+0x16b/0x270 [ 135.807380] __should_failslab+0xba/0xf0 [ 135.811453] should_failslab+0x9/0x20 [ 135.815247] kmem_cache_alloc_trace+0x2cb/0x740 [ 135.819951] ? qfq_change_class+0xa93/0x14e0 [ 135.824339] ? qfq_change_class+0xa93/0x14e0 [ 135.828731] ? __local_bh_enable_ip+0x160/0x260 [ 135.833380] qfq_change_class+0xad9/0x14e0 [ 135.837644] ? qfq_delete_class+0x2d0/0x2d0 [ 135.841947] ? nla_parse+0x197/0x280 [ 135.845649] tc_ctl_tclass+0x3e9/0xba0 [ 135.849538] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 135.854653] ? find_held_lock+0x36/0x1d0 [ 135.858716] rtnetlink_rcv_msg+0x34f/0x8f0 [ 135.862979] ? rtnetlink_put_metrics+0x490/0x490 [ 135.867741] ? find_held_lock+0x36/0x1d0 [ 135.871804] netlink_rcv_skb+0x13e/0x3d0 [ 135.875849] ? lock_downgrade+0x860/0x860 [ 135.880001] ? rtnetlink_put_metrics+0x490/0x490 [ 135.884739] ? netlink_ack+0xa70/0xa70 [ 135.888616] ? netlink_deliver_tap+0x182/0xb00 [ 135.893275] rtnetlink_rcv+0x10/0x20 [ 135.896981] netlink_unicast+0x443/0x650 [ 135.901159] ? netlink_attachskb+0x6c0/0x6c0 [ 135.905554] ? _copy_from_iter_full+0x182/0x720 [ 135.910226] ? __check_object_size+0x1ef/0x310 [ 135.914797] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 135.920608] netlink_sendmsg+0x764/0xc60 [ 135.924676] ? netlink_unicast+0x650/0x650 [ 135.928909] ? apparmor_socket_sendmsg+0x1b/0x20 [ 135.933658] ? netlink_unicast+0x650/0x650 [ 135.937896] sock_sendmsg+0xb5/0xf0 [ 135.941529] ___sys_sendmsg+0x647/0x950 [ 135.945563] ? find_held_lock+0x36/0x1d0 [ 135.949913] ? copy_msghdr_from_user+0x430/0x430 [ 135.954682] ? __fget+0x278/0x400 [ 135.958124] ? kasan_check_read+0x11/0x20 [ 135.962332] ? __fget+0x295/0x400 [ 135.965889] ? expand_files.part.8+0x700/0x700 [ 135.970457] ? __f_unlock_pos+0xd/0x10 [ 135.974337] ? __fget_light+0x174/0x1e0 [ 135.978303] ? __fdget+0xe/0x10 [ 135.981567] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 135.986414] __sys_sendmsg+0xd9/0x180 [ 135.990364] ? __ia32_sys_shutdown+0x70/0x70 [ 135.994885] ? __sb_end_write+0xa4/0xd0 [ 135.998963] ? kasan_check_write+0x14/0x20 [ 136.003258] ? fput+0x18/0x120 [ 136.006533] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.011896] __x64_sys_sendmsg+0x73/0xb0 [ 136.015945] do_syscall_64+0xd0/0x4e0 [ 136.019731] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.025076] RIP: 0033:0x463d89 [ 136.028273] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 136.048114] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 136.055804] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 136.063058] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 136.070314] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 136.077567] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 136.084822] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 136.093645] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 136.129070] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 136.149907] FAULT_INJECTION: forcing a failure. [ 136.149907] name failslab, interval 1, probability 0, space 0, times 0 [ 136.162212] CPU: 1 PID: 9816 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 136.170016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.179367] Call Trace: [ 136.182051] dump_stack+0x123/0x171 [ 136.185686] should_fail.cold.4+0x5/0xa [ 136.189654] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 136.194771] ? lock_downgrade+0x860/0x860 [ 136.198903] ? ___might_sleep+0x16b/0x270 [ 136.203038] __should_failslab+0xba/0xf0 [ 136.207085] should_failslab+0x9/0x20 [ 136.210874] kmem_cache_alloc_trace+0x2cb/0x740 [ 136.215525] ? qfq_change_class+0xa93/0x14e0 [ 136.220005] ? qfq_change_class+0xa93/0x14e0 [ 136.224433] ? __local_bh_enable_ip+0x160/0x260 [ 136.229124] qfq_change_class+0xad9/0x14e0 [ 136.233357] ? qfq_delete_class+0x2d0/0x2d0 [ 136.237703] ? nla_parse+0x197/0x280 [ 136.241411] tc_ctl_tclass+0x3e9/0xba0 [ 136.245833] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 136.250937] ? find_held_lock+0x36/0x1d0 [ 136.255013] rtnetlink_rcv_msg+0x34f/0x8f0 [ 136.259238] ? rtnetlink_put_metrics+0x490/0x490 [ 136.263977] ? find_held_lock+0x36/0x1d0 [ 136.268038] netlink_rcv_skb+0x13e/0x3d0 [ 136.272081] ? lock_downgrade+0x860/0x860 [ 136.276221] ? rtnetlink_put_metrics+0x490/0x490 [ 136.281002] ? netlink_ack+0xa70/0xa70 [ 136.284882] ? netlink_deliver_tap+0x182/0xb00 [ 136.289501] rtnetlink_rcv+0x10/0x20 [ 136.293218] netlink_unicast+0x443/0x650 [ 136.297267] ? netlink_attachskb+0x6c0/0x6c0 [ 136.301678] ? _copy_from_iter_full+0x182/0x720 [ 136.306353] ? __check_object_size+0x1ef/0x310 [ 136.310936] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 136.316566] netlink_sendmsg+0x764/0xc60 [ 136.320629] ? netlink_unicast+0x650/0x650 [ 136.325031] ? apparmor_socket_sendmsg+0x1b/0x20 [ 136.329897] ? netlink_unicast+0x650/0x650 [ 136.334238] sock_sendmsg+0xb5/0xf0 [ 136.337978] ___sys_sendmsg+0x647/0x950 [ 136.342035] ? find_held_lock+0x36/0x1d0 [ 136.346100] ? copy_msghdr_from_user+0x430/0x430 [ 136.350972] ? __fget+0x278/0x400 [ 136.354473] ? kasan_check_read+0x11/0x20 [ 136.358747] ? __fget+0x295/0x400 [ 136.362201] ? expand_files.part.8+0x700/0x700 [ 136.366857] ? __f_unlock_pos+0xd/0x10 [ 136.370747] ? __fget_light+0x174/0x1e0 [ 136.374746] ? __fdget+0xe/0x10 [ 136.378141] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 136.383041] __sys_sendmsg+0xd9/0x180 [ 136.386829] ? __ia32_sys_shutdown+0x70/0x70 [ 136.391511] ? __sb_end_write+0xa4/0xd0 [ 136.395485] ? kasan_check_write+0x14/0x20 [ 136.399769] ? fput+0x18/0x120 [ 136.402972] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.408420] __x64_sys_sendmsg+0x73/0xb0 [ 136.412476] do_syscall_64+0xd0/0x4e0 [ 136.416291] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.421559] RIP: 0033:0x463d89 [ 136.424738] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 136.443728] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 136.451519] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 136.459132] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 136.466504] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 136.473766] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 136.481355] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 136.497241] FAULT_INJECTION: forcing a failure. [ 136.497241] name failslab, interval 1, probability 0, space 0, times 0 [ 136.509677] CPU: 0 PID: 9817 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 136.517584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.526943] Call Trace: [ 136.529543] dump_stack+0x123/0x171 [ 136.533175] should_fail.cold.4+0x5/0xa [ 136.537158] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 136.542287] ? lock_downgrade+0x860/0x860 [ 136.546432] ? ___might_sleep+0x16b/0x270 [ 136.550582] __should_failslab+0xba/0xf0 [ 136.554647] should_failslab+0x9/0x20 [ 136.558443] kmem_cache_alloc_trace+0x2cb/0x740 [ 136.563112] ? qfq_change_class+0xa93/0x14e0 [ 136.567582] ? qfq_change_class+0xa93/0x14e0 [ 136.571986] ? __local_bh_enable_ip+0x160/0x260 [ 136.576640] qfq_change_class+0xad9/0x14e0 [ 136.580868] ? qfq_delete_class+0x2d0/0x2d0 [ 136.585183] ? nla_parse+0x197/0x280 [ 136.588879] tc_ctl_tclass+0x3e9/0xba0 [ 136.592893] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 136.598144] ? find_held_lock+0x36/0x1d0 [ 136.602213] rtnetlink_rcv_msg+0x34f/0x8f0 [ 136.606454] ? rtnetlink_put_metrics+0x490/0x490 [ 136.611216] ? find_held_lock+0x36/0x1d0 [ 136.615275] netlink_rcv_skb+0x13e/0x3d0 [ 136.619336] ? lock_downgrade+0x860/0x860 [ 136.623477] ? rtnetlink_put_metrics+0x490/0x490 [ 136.628587] ? netlink_ack+0xa70/0xa70 [ 136.632476] ? netlink_deliver_tap+0x182/0xb00 [ 136.637054] rtnetlink_rcv+0x10/0x20 [ 136.640765] netlink_unicast+0x443/0x650 [ 136.644993] ? netlink_attachskb+0x6c0/0x6c0 [ 136.649401] ? _copy_from_iter_full+0x182/0x720 [ 136.654208] ? __check_object_size+0x1ef/0x310 [ 136.658774] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 136.664322] netlink_sendmsg+0x764/0xc60 [ 136.668378] ? netlink_unicast+0x650/0x650 [ 136.672600] ? apparmor_socket_sendmsg+0x1b/0x20 [ 136.677382] ? netlink_unicast+0x650/0x650 [ 136.681633] sock_sendmsg+0xb5/0xf0 [ 136.685407] ___sys_sendmsg+0x647/0x950 [ 136.689498] ? find_held_lock+0x36/0x1d0 [ 136.693578] ? copy_msghdr_from_user+0x430/0x430 [ 136.698373] ? __fget+0x278/0x400 [ 136.701826] ? kasan_check_read+0x11/0x20 [ 136.705974] ? __fget+0x295/0x400 [ 136.709416] ? expand_files.part.8+0x700/0x700 [ 136.714006] ? __f_unlock_pos+0xd/0x10 [ 136.717904] ? __fget_light+0x174/0x1e0 [ 136.721880] ? __fdget+0xe/0x10 [ 136.725153] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 136.730092] __sys_sendmsg+0xd9/0x180 [ 136.734090] ? __ia32_sys_shutdown+0x70/0x70 [ 136.738495] ? __sb_end_write+0xa4/0xd0 [ 136.742461] ? kasan_check_write+0x14/0x20 [ 136.746694] ? fput+0x18/0x120 [ 136.749887] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.755259] __x64_sys_sendmsg+0x73/0xb0 [ 136.759319] do_syscall_64+0xd0/0x4e0 [ 136.763122] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.769176] RIP: 0033:0x463d89 [ 136.772461] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 136.791701] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 136.799850] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 136.807310] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 136.814824] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 136.822101] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 136.829389] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 136.849920] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 136.864087] FAULT_INJECTION: forcing a failure. [ 136.864087] name failslab, interval 1, probability 0, space 0, times 0 [ 136.878246] CPU: 0 PID: 9827 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 136.886110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.895474] Call Trace: [ 136.898323] dump_stack+0x123/0x171 [ 136.901982] should_fail.cold.4+0x5/0xa [ 136.905975] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 136.911084] ? lock_downgrade+0x860/0x860 [ 136.915257] ? ___might_sleep+0x16b/0x270 [ 136.919405] __should_failslab+0xba/0xf0 [ 136.923465] should_failslab+0x9/0x20 [ 136.927474] kmem_cache_alloc_trace+0x2cb/0x740 [ 136.932147] ? qfq_change_class+0xa93/0x14e0 [ 136.936552] ? qfq_change_class+0xa93/0x14e0 [ 136.940959] ? __local_bh_enable_ip+0x160/0x260 [ 136.945626] qfq_change_class+0xad9/0x14e0 [ 136.949878] ? qfq_delete_class+0x2d0/0x2d0 [ 136.954202] ? nla_parse+0x197/0x280 [ 136.958037] tc_ctl_tclass+0x3e9/0xba0 [ 136.962017] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 136.967243] ? find_held_lock+0x36/0x1d0 [ 136.971324] rtnetlink_rcv_msg+0x34f/0x8f0 [ 136.975564] ? rtnetlink_put_metrics+0x490/0x490 [ 136.980440] ? find_held_lock+0x36/0x1d0 [ 136.984585] netlink_rcv_skb+0x13e/0x3d0 [ 136.988631] ? lock_downgrade+0x860/0x860 [ 136.992775] ? rtnetlink_put_metrics+0x490/0x490 [ 136.997539] ? netlink_ack+0xa70/0xa70 [ 137.001421] ? netlink_deliver_tap+0x182/0xb00 [ 137.006232] rtnetlink_rcv+0x10/0x20 [ 137.009972] netlink_unicast+0x443/0x650 [ 137.014039] ? netlink_attachskb+0x6c0/0x6c0 [ 137.018487] ? _copy_from_iter_full+0x182/0x720 [ 137.023159] ? __check_object_size+0x1ef/0x310 [ 137.027739] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 137.033280] netlink_sendmsg+0x764/0xc60 [ 137.037358] ? netlink_unicast+0x650/0x650 [ 137.041594] ? apparmor_socket_sendmsg+0x1b/0x20 [ 137.046466] ? netlink_unicast+0x650/0x650 [ 137.050701] sock_sendmsg+0xb5/0xf0 [ 137.054322] ___sys_sendmsg+0x647/0x950 [ 137.058302] ? find_held_lock+0x36/0x1d0 [ 137.062349] ? copy_msghdr_from_user+0x430/0x430 [ 137.067090] ? __fget+0x278/0x400 [ 137.070543] ? kasan_check_read+0x11/0x20 [ 137.074704] ? __fget+0x295/0x400 [ 137.078144] ? expand_files.part.8+0x700/0x700 [ 137.082744] ? __f_unlock_pos+0xd/0x10 [ 137.086618] ? __fget_light+0x174/0x1e0 [ 137.090583] ? __fdget+0xe/0x10 [ 137.093865] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 137.098784] __sys_sendmsg+0xd9/0x180 [ 137.102606] ? __ia32_sys_shutdown+0x70/0x70 [ 137.107008] ? __sb_end_write+0xa4/0xd0 [ 137.110974] ? kasan_check_write+0x14/0x20 [ 137.115204] ? fput+0x18/0x120 [ 137.118415] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.123793] __x64_sys_sendmsg+0x73/0xb0 [ 137.127841] do_syscall_64+0xd0/0x4e0 [ 137.131669] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.136849] RIP: 0033:0x463d89 [ 137.140025] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 137.158938] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.166649] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 137.173911] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 137.181196] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 137.188674] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 137.195940] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 137.220193] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 137.236465] FAULT_INJECTION: forcing a failure. [ 137.236465] name failslab, interval 1, probability 0, space 0, times 0 [ 137.261036] CPU: 1 PID: 9837 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 137.268865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.278470] Call Trace: [ 137.281047] dump_stack+0x123/0x171 [ 137.284672] should_fail.cold.4+0x5/0xa [ 137.288672] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 137.293765] ? lock_downgrade+0x860/0x860 [ 137.297898] ? ___might_sleep+0x16b/0x270 [ 137.302050] __should_failslab+0xba/0xf0 [ 137.306098] should_failslab+0x9/0x20 [ 137.309889] kmem_cache_alloc_trace+0x2cb/0x740 [ 137.314549] ? qfq_change_class+0xa93/0x14e0 [ 137.318940] ? qfq_change_class+0xa93/0x14e0 [ 137.323382] ? __local_bh_enable_ip+0x160/0x260 [ 137.328053] qfq_change_class+0xad9/0x14e0 [ 137.332277] ? qfq_delete_class+0x2d0/0x2d0 [ 137.336616] ? nla_parse+0x197/0x280 [ 137.340324] tc_ctl_tclass+0x3e9/0xba0 [ 137.344293] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 137.349411] ? find_held_lock+0x36/0x1d0 [ 137.353482] rtnetlink_rcv_msg+0x34f/0x8f0 [ 137.357714] ? rtnetlink_put_metrics+0x490/0x490 [ 137.362459] ? find_held_lock+0x36/0x1d0 [ 137.366532] netlink_rcv_skb+0x13e/0x3d0 [ 137.370579] ? lock_downgrade+0x860/0x860 [ 137.374751] ? rtnetlink_put_metrics+0x490/0x490 [ 137.379507] ? netlink_ack+0xa70/0xa70 [ 137.383430] ? netlink_deliver_tap+0x182/0xb00 [ 137.388104] rtnetlink_rcv+0x10/0x20 [ 137.391982] netlink_unicast+0x443/0x650 [ 137.396046] ? netlink_attachskb+0x6c0/0x6c0 [ 137.400452] ? _copy_from_iter_full+0x182/0x720 [ 137.405150] ? __check_object_size+0x1ef/0x310 [ 137.409739] netlink_sendmsg+0x764/0xc60 [ 137.413787] ? netlink_unicast+0x650/0x650 [ 137.418014] ? apparmor_socket_sendmsg+0x1b/0x20 [ 137.423026] ? netlink_unicast+0x650/0x650 [ 137.427263] sock_sendmsg+0xb5/0xf0 [ 137.430885] ___sys_sendmsg+0x647/0x950 [ 137.434865] ? find_held_lock+0x36/0x1d0 [ 137.438928] ? copy_msghdr_from_user+0x430/0x430 [ 137.443676] ? __fget+0x278/0x400 [ 137.447195] ? kasan_check_read+0x11/0x20 [ 137.451455] ? __fget+0x295/0x400 [ 137.454919] ? expand_files.part.8+0x700/0x700 [ 137.459491] ? __f_unlock_pos+0xd/0x10 [ 137.463377] ? __fget_light+0x174/0x1e0 [ 137.467369] ? __fdget+0xe/0x10 [ 137.470657] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 137.475604] __sys_sendmsg+0xd9/0x180 [ 137.479419] ? __ia32_sys_shutdown+0x70/0x70 [ 137.483834] ? __sb_end_write+0xa4/0xd0 [ 137.487797] ? kasan_check_write+0x14/0x20 [ 137.492017] ? fput+0x18/0x120 [ 137.495224] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.500579] __x64_sys_sendmsg+0x73/0xb0 [ 137.504642] do_syscall_64+0xd0/0x4e0 [ 137.508427] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.513606] RIP: 0033:0x463d89 [ 137.516845] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 137.536238] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.543961] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 137.551224] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 137.558527] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 137.565791] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 137.573047] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 137.587756] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 137.613310] FAULT_INJECTION: forcing a failure. [ 137.613310] name failslab, interval 1, probability 0, space 0, times 0 [ 137.627986] CPU: 0 PID: 9847 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 137.635793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.645154] Call Trace: [ 137.647757] dump_stack+0x123/0x171 [ 137.651387] should_fail.cold.4+0x5/0xa [ 137.655355] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 137.660452] ? lock_downgrade+0x860/0x860 [ 137.664950] ? ___might_sleep+0x16b/0x270 [ 137.669146] __should_failslab+0xba/0xf0 [ 137.673213] should_failslab+0x9/0x20 [ 137.677015] kmem_cache_alloc_trace+0x2cb/0x740 [ 137.681774] ? qfq_change_class+0xa93/0x14e0 [ 137.686197] ? qfq_change_class+0xa93/0x14e0 [ 137.690603] ? __local_bh_enable_ip+0x160/0x260 [ 137.695300] qfq_change_class+0xad9/0x14e0 [ 137.699543] ? qfq_delete_class+0x2d0/0x2d0 [ 137.703857] ? nla_parse+0x197/0x280 [ 137.707595] tc_ctl_tclass+0x3e9/0xba0 [ 137.711485] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 137.716588] ? find_held_lock+0x36/0x1d0 [ 137.720659] rtnetlink_rcv_msg+0x34f/0x8f0 [ 137.724886] ? rtnetlink_put_metrics+0x490/0x490 [ 137.729639] ? find_held_lock+0x36/0x1d0 [ 137.733713] netlink_rcv_skb+0x13e/0x3d0 [ 137.737860] ? lock_downgrade+0x860/0x860 [ 137.742004] ? rtnetlink_put_metrics+0x490/0x490 [ 137.746890] ? netlink_ack+0xa70/0xa70 [ 137.751670] ? netlink_deliver_tap+0x182/0xb00 [ 137.756270] rtnetlink_rcv+0x10/0x20 [ 137.760004] netlink_unicast+0x443/0x650 [ 137.764066] ? netlink_attachskb+0x6c0/0x6c0 [ 137.768632] ? _copy_from_iter_full+0x182/0x720 [ 137.773575] ? __check_object_size+0x1ef/0x310 [ 137.778140] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 137.783662] netlink_sendmsg+0x764/0xc60 [ 137.787710] ? netlink_unicast+0x650/0x650 [ 137.791941] ? apparmor_socket_sendmsg+0x1b/0x20 [ 137.796816] ? netlink_unicast+0x650/0x650 [ 137.801058] sock_sendmsg+0xb5/0xf0 [ 137.804955] ___sys_sendmsg+0x647/0x950 [ 137.808933] ? find_held_lock+0x36/0x1d0 [ 137.812978] ? copy_msghdr_from_user+0x430/0x430 [ 137.817721] ? __fget+0x278/0x400 [ 137.821175] ? kasan_check_read+0x11/0x20 [ 137.825315] ? __fget+0x295/0x400 [ 137.828758] ? expand_files.part.8+0x700/0x700 [ 137.833419] ? __f_unlock_pos+0xd/0x10 [ 137.837314] ? __fget_light+0x174/0x1e0 [ 137.841275] ? __fdget+0xe/0x10 [ 137.844548] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 137.849480] __sys_sendmsg+0xd9/0x180 [ 137.853265] ? __ia32_sys_shutdown+0x70/0x70 [ 137.857657] ? __sb_end_write+0xa4/0xd0 [ 137.861625] ? kasan_check_write+0x14/0x20 [ 137.865862] ? fput+0x18/0x120 [ 137.869068] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.874512] __x64_sys_sendmsg+0x73/0xb0 [ 137.878592] do_syscall_64+0xd0/0x4e0 [ 137.882397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.887596] RIP: 0033:0x463d89 [ 137.890783] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 137.909768] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.917479] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 137.924976] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 137.932291] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 137.939559] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 137.946819] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 137.960814] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 137.988934] FAULT_INJECTION: forcing a failure. [ 137.988934] name failslab, interval 1, probability 0, space 0, times 0 [ 138.000494] CPU: 0 PID: 9861 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 138.008309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.017661] Call Trace: [ 138.020238] dump_stack+0x123/0x171 [ 138.023867] should_fail.cold.4+0x5/0xa [ 138.027835] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 138.032930] ? lock_downgrade+0x860/0x860 [ 138.037106] ? ___might_sleep+0x16b/0x270 [ 138.041342] __should_failslab+0xba/0xf0 [ 138.045417] should_failslab+0x9/0x20 [ 138.049216] kmem_cache_alloc_trace+0x2cb/0x740 [ 138.054145] ? qfq_change_class+0xa93/0x14e0 [ 138.058545] ? qfq_change_class+0xa93/0x14e0 [ 138.062950] ? __local_bh_enable_ip+0x160/0x260 [ 138.067623] qfq_change_class+0xad9/0x14e0 [ 138.071968] ? qfq_delete_class+0x2d0/0x2d0 [ 138.076379] ? nla_parse+0x197/0x280 [ 138.080109] tc_ctl_tclass+0x3e9/0xba0 [ 138.084016] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 138.089116] ? find_held_lock+0x36/0x1d0 [ 138.093174] rtnetlink_rcv_msg+0x34f/0x8f0 [ 138.097413] ? rtnetlink_put_metrics+0x490/0x490 [ 138.102163] ? find_held_lock+0x36/0x1d0 [ 138.106225] netlink_rcv_skb+0x13e/0x3d0 [ 138.110283] ? lock_downgrade+0x860/0x860 [ 138.114432] ? rtnetlink_put_metrics+0x490/0x490 [ 138.119171] ? netlink_ack+0xa70/0xa70 [ 138.123224] ? netlink_deliver_tap+0x182/0xb00 [ 138.127819] rtnetlink_rcv+0x10/0x20 [ 138.131526] netlink_unicast+0x443/0x650 [ 138.135587] ? netlink_attachskb+0x6c0/0x6c0 [ 138.139987] ? _copy_from_iter_full+0x182/0x720 [ 138.144678] ? __check_object_size+0x1ef/0x310 [ 138.149272] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 138.154938] netlink_sendmsg+0x764/0xc60 [ 138.159000] ? netlink_unicast+0x650/0x650 [ 138.163230] ? apparmor_socket_sendmsg+0x1b/0x20 [ 138.167980] ? netlink_unicast+0x650/0x650 [ 138.172302] sock_sendmsg+0xb5/0xf0 [ 138.175915] ___sys_sendmsg+0x647/0x950 [ 138.179884] ? find_held_lock+0x36/0x1d0 [ 138.183943] ? copy_msghdr_from_user+0x430/0x430 [ 138.188719] ? __fget+0x278/0x400 [ 138.192177] ? kasan_check_read+0x11/0x20 [ 138.196325] ? __fget+0x295/0x400 [ 138.199770] ? expand_files.part.8+0x700/0x700 [ 138.204342] ? __f_unlock_pos+0xd/0x10 [ 138.208227] ? __fget_light+0x174/0x1e0 [ 138.212196] ? __fdget+0xe/0x10 [ 138.215463] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 138.220319] __sys_sendmsg+0xd9/0x180 [ 138.224117] ? __ia32_sys_shutdown+0x70/0x70 [ 138.228517] ? __sb_end_write+0xa4/0xd0 [ 138.232482] ? kasan_check_write+0x14/0x20 [ 138.236711] ? fput+0x18/0x120 [ 138.239922] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.245277] __x64_sys_sendmsg+0x73/0xb0 [ 138.249328] do_syscall_64+0xd0/0x4e0 [ 138.253113] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.258283] RIP: 0033:0x463d89 [ 138.261460] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 138.280571] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 138.288273] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 138.295534] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 138.302797] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 138.310059] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 138.317333] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 138.329855] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 138.355633] FAULT_INJECTION: forcing a failure. [ 138.355633] name failslab, interval 1, probability 0, space 0, times 0 [ 138.368250] CPU: 1 PID: 9867 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 138.376071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.385630] Call Trace: [ 138.388319] dump_stack+0x123/0x171 [ 138.391932] should_fail.cold.4+0x5/0xa [ 138.395892] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 138.400987] ? lock_downgrade+0x860/0x860 [ 138.405119] ? ___might_sleep+0x16b/0x270 [ 138.409272] __should_failslab+0xba/0xf0 [ 138.413446] should_failslab+0x9/0x20 [ 138.417441] kmem_cache_alloc_trace+0x2cb/0x740 [ 138.422212] ? qfq_change_class+0xa93/0x14e0 [ 138.426716] ? qfq_change_class+0xa93/0x14e0 [ 138.431129] ? __local_bh_enable_ip+0x160/0x260 [ 138.436073] qfq_change_class+0xad9/0x14e0 [ 138.440401] ? qfq_delete_class+0x2d0/0x2d0 [ 138.444770] ? nla_parse+0x197/0x280 [ 138.448610] tc_ctl_tclass+0x3e9/0xba0 [ 138.452531] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 138.457624] ? find_held_lock+0x36/0x1d0 [ 138.461693] rtnetlink_rcv_msg+0x34f/0x8f0 [ 138.465910] ? rtnetlink_put_metrics+0x490/0x490 [ 138.470672] ? find_held_lock+0x36/0x1d0 [ 138.474720] netlink_rcv_skb+0x13e/0x3d0 [ 138.478919] ? lock_downgrade+0x860/0x860 [ 138.483069] ? rtnetlink_put_metrics+0x490/0x490 [ 138.487817] ? netlink_ack+0xa70/0xa70 [ 138.491816] ? netlink_deliver_tap+0x182/0xb00 [ 138.496490] rtnetlink_rcv+0x10/0x20 [ 138.500194] netlink_unicast+0x443/0x650 [ 138.504265] ? netlink_attachskb+0x6c0/0x6c0 [ 138.508674] ? _copy_from_iter_full+0x182/0x720 [ 138.513336] ? __check_object_size+0x1ef/0x310 [ 138.517904] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 138.523563] netlink_sendmsg+0x764/0xc60 [ 138.527815] ? netlink_unicast+0x650/0x650 [ 138.532089] ? apparmor_socket_sendmsg+0x1b/0x20 [ 138.536842] ? netlink_unicast+0x650/0x650 [ 138.541076] sock_sendmsg+0xb5/0xf0 [ 138.544822] ___sys_sendmsg+0x647/0x950 [ 138.548800] ? find_held_lock+0x36/0x1d0 [ 138.552860] ? copy_msghdr_from_user+0x430/0x430 [ 138.557609] ? __fget+0x278/0x400 [ 138.561053] ? kasan_check_read+0x11/0x20 [ 138.565270] ? __fget+0x295/0x400 [ 138.568708] ? expand_files.part.8+0x700/0x700 [ 138.573375] ? __f_unlock_pos+0xd/0x10 [ 138.577259] ? __fget_light+0x174/0x1e0 [ 138.581229] ? __fdget+0xe/0x10 [ 138.584517] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 138.589538] __sys_sendmsg+0xd9/0x180 [ 138.593330] ? __ia32_sys_shutdown+0x70/0x70 [ 138.597821] ? __sb_end_write+0xa4/0xd0 [ 138.601782] ? kasan_check_write+0x14/0x20 [ 138.606088] ? fput+0x18/0x120 [ 138.609361] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.614722] __x64_sys_sendmsg+0x73/0xb0 [ 138.618880] do_syscall_64+0xd0/0x4e0 [ 138.622667] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.627841] RIP: 0033:0x463d89 [ 138.631112] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 138.650713] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 138.658415] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 138.665767] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 138.673143] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 138.680401] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 138.687677] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 138.708459] FAULT_INJECTION: forcing a failure. [ 138.708459] name failslab, interval 1, probability 0, space 0, times 0 [ 138.721649] CPU: 0 PID: 9877 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 138.729584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.738923] Call Trace: [ 138.741503] dump_stack+0x123/0x171 [ 138.745127] should_fail.cold.4+0x5/0xa [ 138.749088] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 138.754289] ? lock_downgrade+0x860/0x860 [ 138.758429] ? ___might_sleep+0x16b/0x270 [ 138.762570] __should_failslab+0xba/0xf0 [ 138.766622] should_failslab+0x9/0x20 [ 138.770408] kmem_cache_alloc_trace+0x2cb/0x740 [ 138.775075] ? qfq_change_class+0xa93/0x14e0 [ 138.779477] ? qfq_change_class+0xa93/0x14e0 [ 138.783892] ? __local_bh_enable_ip+0x160/0x260 [ 138.788689] qfq_change_class+0xad9/0x14e0 [ 138.793061] ? qfq_delete_class+0x2d0/0x2d0 [ 138.797496] ? nla_parse+0x197/0x280 [ 138.801229] tc_ctl_tclass+0x3e9/0xba0 [ 138.805157] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 138.810277] ? find_held_lock+0x36/0x1d0 [ 138.814333] rtnetlink_rcv_msg+0x34f/0x8f0 [ 138.818645] ? rtnetlink_put_metrics+0x490/0x490 [ 138.823389] ? find_held_lock+0x36/0x1d0 [ 138.827707] netlink_rcv_skb+0x13e/0x3d0 [ 138.831750] ? lock_downgrade+0x860/0x860 [ 138.835889] ? rtnetlink_put_metrics+0x490/0x490 [ 138.840624] ? netlink_ack+0xa70/0xa70 [ 138.844501] ? netlink_deliver_tap+0x182/0xb00 [ 138.849075] rtnetlink_rcv+0x10/0x20 [ 138.852770] netlink_unicast+0x443/0x650 [ 138.856813] ? netlink_attachskb+0x6c0/0x6c0 [ 138.861208] ? _copy_from_iter_full+0x182/0x720 [ 138.865967] ? __check_object_size+0x1ef/0x310 [ 138.870530] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 138.876147] netlink_sendmsg+0x764/0xc60 [ 138.880221] ? netlink_unicast+0x650/0x650 [ 138.884475] ? apparmor_socket_sendmsg+0x1b/0x20 [ 138.889224] ? netlink_unicast+0x650/0x650 [ 138.893448] sock_sendmsg+0xb5/0xf0 [ 138.897585] ___sys_sendmsg+0x647/0x950 [ 138.901849] ? find_held_lock+0x36/0x1d0 [ 138.906176] ? copy_msghdr_from_user+0x430/0x430 [ 138.910937] ? __fget+0x278/0x400 [ 138.914728] ? kasan_check_read+0x11/0x20 [ 138.919269] ? __fget+0x295/0x400 [ 138.922835] ? expand_files.part.8+0x700/0x700 [ 138.927423] ? __f_unlock_pos+0xd/0x10 [ 138.931405] ? __fget_light+0x174/0x1e0 [ 138.935379] ? __fdget+0xe/0x10 [ 138.938798] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 138.943646] __sys_sendmsg+0xd9/0x180 [ 138.947457] ? __ia32_sys_shutdown+0x70/0x70 [ 138.951873] ? __sb_end_write+0xa4/0xd0 [ 138.955836] ? kasan_check_write+0x14/0x20 [ 138.960058] ? fput+0x18/0x120 [ 138.963251] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.968896] __x64_sys_sendmsg+0x73/0xb0 [ 138.973191] do_syscall_64+0xd0/0x4e0 [ 138.977108] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.982442] RIP: 0033:0x463d89 [ 138.985749] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 2021/05/24 20:53:29 executed programs: 275 [ 139.004680] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 139.012677] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 139.020514] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 139.027798] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 139.035145] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 139.042529] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 139.073480] FAULT_INJECTION: forcing a failure. [ 139.073480] name failslab, interval 1, probability 0, space 0, times 0 [ 139.089960] CPU: 1 PID: 9887 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 139.097903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.107258] Call Trace: [ 139.109848] dump_stack+0x123/0x171 [ 139.113480] should_fail.cold.4+0x5/0xa [ 139.117467] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 139.122816] ? lock_downgrade+0x860/0x860 [ 139.127060] ? ___might_sleep+0x16b/0x270 [ 139.131212] __should_failslab+0xba/0xf0 [ 139.135271] should_failslab+0x9/0x20 [ 139.139488] kmem_cache_alloc_trace+0x2cb/0x740 [ 139.144340] ? qfq_change_class+0xa93/0x14e0 [ 139.149069] ? qfq_change_class+0xa93/0x14e0 [ 139.153476] ? __local_bh_enable_ip+0x160/0x260 [ 139.158272] qfq_change_class+0xad9/0x14e0 [ 139.162585] ? qfq_delete_class+0x2d0/0x2d0 [ 139.166898] ? nla_parse+0x197/0x280 [ 139.170613] tc_ctl_tclass+0x3e9/0xba0 [ 139.174493] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 139.179821] ? find_held_lock+0x36/0x1d0 [ 139.183889] rtnetlink_rcv_msg+0x34f/0x8f0 [ 139.188147] ? rtnetlink_put_metrics+0x490/0x490 [ 139.192883] ? find_held_lock+0x36/0x1d0 [ 139.197009] netlink_rcv_skb+0x13e/0x3d0 [ 139.201144] ? lock_downgrade+0x860/0x860 [ 139.205290] ? rtnetlink_put_metrics+0x490/0x490 [ 139.210239] ? netlink_ack+0xa70/0xa70 [ 139.214131] ? netlink_deliver_tap+0x182/0xb00 [ 139.218703] rtnetlink_rcv+0x10/0x20 [ 139.222504] netlink_unicast+0x443/0x650 [ 139.227275] ? netlink_attachskb+0x6c0/0x6c0 [ 139.231827] ? _copy_from_iter_full+0x182/0x720 [ 139.236495] ? __check_object_size+0x1ef/0x310 [ 139.241229] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 139.246878] netlink_sendmsg+0x764/0xc60 [ 139.251023] ? netlink_unicast+0x650/0x650 [ 139.255899] ? apparmor_socket_sendmsg+0x1b/0x20 [ 139.260952] ? netlink_unicast+0x650/0x650 [ 139.265177] sock_sendmsg+0xb5/0xf0 [ 139.268800] ___sys_sendmsg+0x647/0x950 [ 139.272765] ? find_held_lock+0x36/0x1d0 [ 139.276827] ? copy_msghdr_from_user+0x430/0x430 [ 139.281570] ? __fget+0x278/0x400 [ 139.285032] ? kasan_check_read+0x11/0x20 [ 139.289165] ? __fget+0x295/0x400 [ 139.292796] ? expand_files.part.8+0x700/0x700 [ 139.297365] ? __f_unlock_pos+0xd/0x10 [ 139.301252] ? __fget_light+0x174/0x1e0 [ 139.305243] ? __fdget+0xe/0x10 [ 139.308539] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 139.313405] __sys_sendmsg+0xd9/0x180 [ 139.317290] ? __ia32_sys_shutdown+0x70/0x70 [ 139.321681] ? __sb_end_write+0xa4/0xd0 [ 139.325663] ? kasan_check_write+0x14/0x20 [ 139.330007] ? fput+0x18/0x120 [ 139.333284] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.338733] __x64_sys_sendmsg+0x73/0xb0 [ 139.342790] do_syscall_64+0xd0/0x4e0 [ 139.346662] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.351829] RIP: 0033:0x463d89 [ 139.355007] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 139.374142] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 139.381847] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 139.389107] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 139.396359] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 139.403635] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 139.411085] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 139.439223] FAULT_INJECTION: forcing a failure. [ 139.439223] name failslab, interval 1, probability 0, space 0, times 0 [ 139.457743] CPU: 1 PID: 9897 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 139.465571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.474941] Call Trace: [ 139.477643] dump_stack+0x123/0x171 [ 139.481305] should_fail.cold.4+0x5/0xa [ 139.485271] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 139.490454] ? lock_downgrade+0x860/0x860 [ 139.494587] ? ___might_sleep+0x16b/0x270 [ 139.498731] __should_failslab+0xba/0xf0 [ 139.502795] should_failslab+0x9/0x20 [ 139.506596] kmem_cache_alloc_trace+0x2cb/0x740 [ 139.511554] ? qfq_change_class+0xa93/0x14e0 [ 139.515949] ? qfq_change_class+0xa93/0x14e0 [ 139.520351] ? __local_bh_enable_ip+0x160/0x260 [ 139.525094] qfq_change_class+0xad9/0x14e0 [ 139.529494] ? qfq_delete_class+0x2d0/0x2d0 [ 139.533814] ? nla_parse+0x197/0x280 [ 139.537606] tc_ctl_tclass+0x3e9/0xba0 [ 139.541491] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 139.546584] ? find_held_lock+0x36/0x1d0 [ 139.550649] rtnetlink_rcv_msg+0x34f/0x8f0 [ 139.554987] ? rtnetlink_put_metrics+0x490/0x490 [ 139.559733] ? find_held_lock+0x36/0x1d0 [ 139.563783] netlink_rcv_skb+0x13e/0x3d0 [ 139.567828] ? lock_downgrade+0x860/0x860 [ 139.572054] ? rtnetlink_put_metrics+0x490/0x490 [ 139.577001] ? netlink_ack+0xa70/0xa70 [ 139.580987] ? netlink_deliver_tap+0x182/0xb00 [ 139.585559] rtnetlink_rcv+0x10/0x20 [ 139.589266] netlink_unicast+0x443/0x650 [ 139.593401] ? netlink_attachskb+0x6c0/0x6c0 [ 139.597801] ? _copy_from_iter_full+0x182/0x720 [ 139.602482] ? __check_object_size+0x1ef/0x310 [ 139.607074] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 139.612701] netlink_sendmsg+0x764/0xc60 [ 139.616766] ? netlink_unicast+0x650/0x650 [ 139.620993] ? apparmor_socket_sendmsg+0x1b/0x20 [ 139.625744] ? netlink_unicast+0x650/0x650 [ 139.629993] sock_sendmsg+0xb5/0xf0 [ 139.633612] ___sys_sendmsg+0x647/0x950 [ 139.637930] ? find_held_lock+0x36/0x1d0 [ 139.641979] ? copy_msghdr_from_user+0x430/0x430 [ 139.646894] ? __fget+0x278/0x400 [ 139.650529] ? kasan_check_read+0x11/0x20 [ 139.654757] ? __fget+0x295/0x400 [ 139.658289] ? expand_files.part.8+0x700/0x700 [ 139.662857] ? __f_unlock_pos+0xd/0x10 [ 139.666727] ? __fget_light+0x174/0x1e0 [ 139.670687] ? __fdget+0xe/0x10 [ 139.674255] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 139.679085] __sys_sendmsg+0xd9/0x180 [ 139.682867] ? __ia32_sys_shutdown+0x70/0x70 [ 139.687257] ? __sb_end_write+0xa4/0xd0 [ 139.691212] ? kasan_check_write+0x14/0x20 [ 139.695429] ? fput+0x18/0x120 [ 139.698694] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.704052] __x64_sys_sendmsg+0x73/0xb0 [ 139.708366] do_syscall_64+0xd0/0x4e0 [ 139.712148] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.717319] RIP: 0033:0x463d89 [ 139.720505] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 139.739563] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 139.747269] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 139.754724] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 139.762118] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 139.769640] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 139.777002] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 139.801003] FAULT_INJECTION: forcing a failure. [ 139.801003] name failslab, interval 1, probability 0, space 0, times 0 [ 139.824029] CPU: 0 PID: 9915 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 139.831942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.841294] Call Trace: [ 139.843889] dump_stack+0x123/0x171 [ 139.847519] should_fail.cold.4+0x5/0xa [ 139.851896] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 139.857444] ? lock_downgrade+0x860/0x860 [ 139.861595] ? ___might_sleep+0x16b/0x270 [ 139.865735] __should_failslab+0xba/0xf0 [ 139.869783] should_failslab+0x9/0x20 [ 139.873595] kmem_cache_alloc_trace+0x2cb/0x740 [ 139.878261] ? qfq_change_class+0xa93/0x14e0 [ 139.882663] ? qfq_change_class+0xa93/0x14e0 [ 139.887151] ? __local_bh_enable_ip+0x160/0x260 [ 139.891811] qfq_change_class+0xad9/0x14e0 [ 139.896030] ? qfq_delete_class+0x2d0/0x2d0 [ 139.900336] ? nla_parse+0x197/0x280 [ 139.904039] tc_ctl_tclass+0x3e9/0xba0 [ 139.907909] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 139.913097] ? find_held_lock+0x36/0x1d0 [ 139.917163] rtnetlink_rcv_msg+0x34f/0x8f0 [ 139.921397] ? rtnetlink_put_metrics+0x490/0x490 [ 139.926290] ? find_held_lock+0x36/0x1d0 [ 139.930356] netlink_rcv_skb+0x13e/0x3d0 [ 139.934405] ? lock_downgrade+0x860/0x860 [ 139.938624] ? rtnetlink_put_metrics+0x490/0x490 [ 139.943375] ? netlink_ack+0xa70/0xa70 [ 139.947350] ? netlink_deliver_tap+0x182/0xb00 [ 139.952800] rtnetlink_rcv+0x10/0x20 [ 139.956508] netlink_unicast+0x443/0x650 [ 139.960554] ? netlink_attachskb+0x6c0/0x6c0 [ 139.965040] ? _copy_from_iter_full+0x182/0x720 [ 139.969724] ? __check_object_size+0x1ef/0x310 [ 139.974312] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 139.979834] netlink_sendmsg+0x764/0xc60 [ 139.984053] ? netlink_unicast+0x650/0x650 [ 139.988366] ? apparmor_socket_sendmsg+0x1b/0x20 [ 139.993114] ? netlink_unicast+0x650/0x650 [ 139.997354] sock_sendmsg+0xb5/0xf0 [ 140.000960] ___sys_sendmsg+0x647/0x950 [ 140.004931] ? find_held_lock+0x36/0x1d0 [ 140.008993] ? copy_msghdr_from_user+0x430/0x430 [ 140.014339] ? __fget+0x278/0x400 [ 140.017775] ? kasan_check_read+0x11/0x20 [ 140.021902] ? __fget+0x295/0x400 [ 140.025337] ? expand_files.part.8+0x700/0x700 [ 140.029905] ? __f_unlock_pos+0xd/0x10 [ 140.033781] ? __fget_light+0x174/0x1e0 [ 140.037906] ? __fdget+0xe/0x10 [ 140.041167] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 140.045993] __sys_sendmsg+0xd9/0x180 [ 140.049919] ? __ia32_sys_shutdown+0x70/0x70 [ 140.054409] ? __sb_end_write+0xa4/0xd0 [ 140.058368] ? kasan_check_write+0x14/0x20 [ 140.062590] ? fput+0x18/0x120 [ 140.065784] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.071233] __x64_sys_sendmsg+0x73/0xb0 [ 140.075280] do_syscall_64+0xd0/0x4e0 [ 140.079066] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.084252] RIP: 0033:0x463d89 [ 140.087429] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 140.106440] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 140.114311] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 140.121559] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 140.128810] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 140.136196] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 140.143669] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 140.153130] FAULT_INJECTION: forcing a failure. [ 140.153130] name failslab, interval 1, probability 0, space 0, times 0 [ 140.166216] CPU: 0 PID: 9917 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 140.174032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.183403] Call Trace: [ 140.185987] dump_stack+0x123/0x171 [ 140.189618] should_fail.cold.4+0x5/0xa [ 140.193597] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 140.198787] ? lock_downgrade+0x860/0x860 [ 140.202934] ? ___might_sleep+0x16b/0x270 [ 140.207081] __should_failslab+0xba/0xf0 [ 140.211308] should_failslab+0x9/0x20 [ 140.215107] kmem_cache_alloc_trace+0x2cb/0x740 [ 140.219771] ? qfq_change_class+0xa93/0x14e0 [ 140.229214] ? qfq_change_class+0xa93/0x14e0 [ 140.233618] ? __local_bh_enable_ip+0x160/0x260 [ 140.238274] qfq_change_class+0xad9/0x14e0 [ 140.242502] ? qfq_delete_class+0x2d0/0x2d0 [ 140.246817] ? nla_parse+0x197/0x280 [ 140.250516] tc_ctl_tclass+0x3e9/0xba0 [ 140.254386] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 140.259597] ? find_held_lock+0x36/0x1d0 [ 140.263677] rtnetlink_rcv_msg+0x34f/0x8f0 [ 140.267910] ? rtnetlink_put_metrics+0x490/0x490 [ 140.272924] ? find_held_lock+0x36/0x1d0 [ 140.276978] netlink_rcv_skb+0x13e/0x3d0 [ 140.281029] ? lock_downgrade+0x860/0x860 [ 140.285166] ? rtnetlink_put_metrics+0x490/0x490 [ 140.290116] ? netlink_ack+0xa70/0xa70 [ 140.293987] ? netlink_deliver_tap+0x182/0xb00 [ 140.298573] rtnetlink_rcv+0x10/0x20 [ 140.302296] netlink_unicast+0x443/0x650 [ 140.306519] ? netlink_attachskb+0x6c0/0x6c0 [ 140.311122] ? _copy_from_iter_full+0x182/0x720 [ 140.315866] ? __check_object_size+0x1ef/0x310 [ 140.320863] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 140.326398] netlink_sendmsg+0x764/0xc60 [ 140.330475] ? netlink_unicast+0x650/0x650 [ 140.334704] ? apparmor_socket_sendmsg+0x1b/0x20 [ 140.339503] ? netlink_unicast+0x650/0x650 [ 140.343866] sock_sendmsg+0xb5/0xf0 [ 140.347553] ___sys_sendmsg+0x647/0x950 [ 140.351522] ? find_held_lock+0x36/0x1d0 [ 140.355702] ? copy_msghdr_from_user+0x430/0x430 [ 140.360590] ? __fget+0x278/0x400 [ 140.364162] ? kasan_check_read+0x11/0x20 [ 140.368311] ? __fget+0x295/0x400 [ 140.371877] ? expand_files.part.8+0x700/0x700 [ 140.376552] ? __f_unlock_pos+0xd/0x10 [ 140.380529] ? __fget_light+0x174/0x1e0 [ 140.384491] ? __fdget+0xe/0x10 [ 140.387760] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 140.392678] __sys_sendmsg+0xd9/0x180 [ 140.396463] ? __ia32_sys_shutdown+0x70/0x70 [ 140.401554] ? __sb_end_write+0xa4/0xd0 [ 140.406924] ? kasan_check_write+0x14/0x20 [ 140.411615] ? fput+0x18/0x120 [ 140.414803] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.420285] __x64_sys_sendmsg+0x73/0xb0 [ 140.424352] do_syscall_64+0xd0/0x4e0 [ 140.428148] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.433317] RIP: 0033:0x463d89 [ 140.436497] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 140.455384] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 140.463091] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 140.471078] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 140.478523] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 140.485877] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 140.493260] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 140.505418] nla_parse: 6 callbacks suppressed [ 140.505423] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 140.545977] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 140.561162] FAULT_INJECTION: forcing a failure. [ 140.561162] name failslab, interval 1, probability 0, space 0, times 0 [ 140.572830] CPU: 0 PID: 9935 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 140.580715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.590074] Call Trace: [ 140.592741] dump_stack+0x123/0x171 [ 140.596359] should_fail.cold.4+0x5/0xa [ 140.600412] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 140.605849] ? lock_downgrade+0x860/0x860 [ 140.609994] ? ___might_sleep+0x16b/0x270 [ 140.614166] __should_failslab+0xba/0xf0 [ 140.618226] should_failslab+0x9/0x20 [ 140.622011] kmem_cache_alloc_trace+0x2cb/0x740 [ 140.626672] ? qfq_change_class+0xa93/0x14e0 [ 140.631077] ? qfq_change_class+0xa93/0x14e0 [ 140.635477] ? __local_bh_enable_ip+0x160/0x260 [ 140.640161] qfq_change_class+0xad9/0x14e0 [ 140.644641] ? qfq_delete_class+0x2d0/0x2d0 [ 140.648950] ? nla_parse+0x197/0x280 [ 140.652667] tc_ctl_tclass+0x3e9/0xba0 [ 140.656553] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 140.661740] ? find_held_lock+0x36/0x1d0 [ 140.665798] rtnetlink_rcv_msg+0x34f/0x8f0 [ 140.670014] ? rtnetlink_put_metrics+0x490/0x490 [ 140.674760] ? find_held_lock+0x36/0x1d0 [ 140.678836] netlink_rcv_skb+0x13e/0x3d0 [ 140.682969] ? lock_downgrade+0x860/0x860 [ 140.687111] ? rtnetlink_put_metrics+0x490/0x490 [ 140.691857] ? netlink_ack+0xa70/0xa70 [ 140.695822] ? netlink_deliver_tap+0x182/0xb00 [ 140.700395] rtnetlink_rcv+0x10/0x20 [ 140.704090] netlink_unicast+0x443/0x650 [ 140.708240] ? netlink_attachskb+0x6c0/0x6c0 [ 140.712641] ? _copy_from_iter_full+0x182/0x720 [ 140.717306] ? __check_object_size+0x1ef/0x310 [ 140.721956] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 140.727479] netlink_sendmsg+0x764/0xc60 [ 140.731523] ? netlink_unicast+0x650/0x650 [ 140.735752] ? apparmor_socket_sendmsg+0x1b/0x20 [ 140.740673] ? netlink_unicast+0x650/0x650 [ 140.744905] sock_sendmsg+0xb5/0xf0 [ 140.748530] ___sys_sendmsg+0x647/0x950 [ 140.752491] ? find_held_lock+0x36/0x1d0 [ 140.756633] ? copy_msghdr_from_user+0x430/0x430 [ 140.761389] ? __fget+0x278/0x400 [ 140.764845] ? kasan_check_read+0x11/0x20 [ 140.768980] ? __fget+0x295/0x400 [ 140.772427] ? expand_files.part.8+0x700/0x700 [ 140.777013] ? __f_unlock_pos+0xd/0x10 [ 140.780896] ? __fget_light+0x174/0x1e0 [ 140.784866] ? __fdget+0xe/0x10 [ 140.788134] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 140.792978] __sys_sendmsg+0xd9/0x180 [ 140.796778] ? __ia32_sys_shutdown+0x70/0x70 [ 140.801451] ? __sb_end_write+0xa4/0xd0 [ 140.806008] ? kasan_check_write+0x14/0x20 [ 140.810319] ? fput+0x18/0x120 [ 140.813530] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.819067] __x64_sys_sendmsg+0x73/0xb0 [ 140.823112] do_syscall_64+0xd0/0x4e0 [ 140.826903] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.832197] RIP: 0033:0x463d89 [ 140.835385] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 140.854289] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 140.861990] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 140.869251] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 140.876711] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 140.883973] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 140.891242] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 140.901165] FAULT_INJECTION: forcing a failure. [ 140.901165] name failslab, interval 1, probability 0, space 0, times 0 [ 140.925002] CPU: 1 PID: 9945 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 140.932909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.942434] Call Trace: [ 140.945011] dump_stack+0x123/0x171 [ 140.948643] should_fail.cold.4+0x5/0xa [ 140.952634] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 140.957726] ? lock_downgrade+0x860/0x860 [ 140.961856] ? ___might_sleep+0x16b/0x270 [ 140.965995] __should_failslab+0xba/0xf0 [ 140.970055] should_failslab+0x9/0x20 [ 140.973840] kmem_cache_alloc_trace+0x2cb/0x740 [ 140.978513] ? qfq_change_class+0xa93/0x14e0 [ 140.982901] ? qfq_change_class+0xa93/0x14e0 [ 140.987288] ? __local_bh_enable_ip+0x160/0x260 [ 140.991944] qfq_change_class+0xad9/0x14e0 [ 140.996393] ? qfq_delete_class+0x2d0/0x2d0 [ 141.000711] ? nla_parse+0x197/0x280 [ 141.004482] tc_ctl_tclass+0x3e9/0xba0 [ 141.008393] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 141.013482] ? find_held_lock+0x36/0x1d0 [ 141.017540] rtnetlink_rcv_msg+0x34f/0x8f0 [ 141.021789] ? rtnetlink_put_metrics+0x490/0x490 [ 141.026534] ? find_held_lock+0x36/0x1d0 [ 141.030586] netlink_rcv_skb+0x13e/0x3d0 [ 141.034633] ? lock_downgrade+0x860/0x860 [ 141.038799] ? rtnetlink_put_metrics+0x490/0x490 [ 141.043543] ? netlink_ack+0xa70/0xa70 [ 141.047419] ? netlink_deliver_tap+0x182/0xb00 [ 141.052100] rtnetlink_rcv+0x10/0x20 [ 141.055897] netlink_unicast+0x443/0x650 [ 141.060099] ? netlink_attachskb+0x6c0/0x6c0 [ 141.064493] ? _copy_from_iter_full+0x182/0x720 [ 141.069219] ? __check_object_size+0x1ef/0x310 [ 141.073781] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 141.079301] netlink_sendmsg+0x764/0xc60 [ 141.083430] ? netlink_unicast+0x650/0x650 [ 141.087648] ? apparmor_socket_sendmsg+0x1b/0x20 [ 141.092395] ? netlink_unicast+0x650/0x650 [ 141.097671] sock_sendmsg+0xb5/0xf0 [ 141.101295] ___sys_sendmsg+0x647/0x950 [ 141.105262] ? find_held_lock+0x36/0x1d0 [ 141.109421] ? copy_msghdr_from_user+0x430/0x430 [ 141.114233] ? __fget+0x278/0x400 [ 141.117676] ? kasan_check_read+0x11/0x20 [ 141.121982] ? __fget+0x295/0x400 [ 141.125436] ? expand_files.part.8+0x700/0x700 [ 141.130239] ? __f_unlock_pos+0xd/0x10 [ 141.134223] ? __fget_light+0x174/0x1e0 [ 141.138185] ? __fdget+0xe/0x10 [ 141.141473] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 141.146319] __sys_sendmsg+0xd9/0x180 [ 141.150202] ? __ia32_sys_shutdown+0x70/0x70 [ 141.154604] ? __sb_end_write+0xa4/0xd0 [ 141.158570] ? kasan_check_write+0x14/0x20 [ 141.162795] ? fput+0x18/0x120 [ 141.165984] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.171340] __x64_sys_sendmsg+0x73/0xb0 [ 141.175406] do_syscall_64+0xd0/0x4e0 [ 141.179188] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.184476] RIP: 0033:0x463d89 [ 141.187658] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 141.206656] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 141.214380] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 141.221636] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 141.228890] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 141.236149] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 141.243428] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 141.252306] FAULT_INJECTION: forcing a failure. [ 141.252306] name failslab, interval 1, probability 0, space 0, times 0 [ 141.265810] CPU: 1 PID: 9962 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 141.273626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.282976] Call Trace: [ 141.285549] dump_stack+0x123/0x171 [ 141.289199] should_fail.cold.4+0x5/0xa [ 141.293177] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 141.298293] ? lock_downgrade+0x860/0x860 [ 141.302539] ? ___might_sleep+0x16b/0x270 [ 141.306683] __should_failslab+0xba/0xf0 [ 141.310762] should_failslab+0x9/0x20 [ 141.314643] kmem_cache_alloc_trace+0x2cb/0x740 [ 141.319306] ? qfq_change_class+0xa93/0x14e0 [ 141.323721] ? qfq_change_class+0xa93/0x14e0 [ 141.328122] ? __local_bh_enable_ip+0x160/0x260 [ 141.332861] qfq_change_class+0xad9/0x14e0 [ 141.337109] ? qfq_delete_class+0x2d0/0x2d0 [ 141.341435] ? nla_parse+0x197/0x280 [ 141.345162] tc_ctl_tclass+0x3e9/0xba0 [ 141.349040] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 141.354266] ? find_held_lock+0x36/0x1d0 [ 141.358336] rtnetlink_rcv_msg+0x34f/0x8f0 [ 141.362722] ? rtnetlink_put_metrics+0x490/0x490 [ 141.367467] ? find_held_lock+0x36/0x1d0 [ 141.371535] netlink_rcv_skb+0x13e/0x3d0 [ 141.375591] ? lock_downgrade+0x860/0x860 [ 141.379759] ? rtnetlink_put_metrics+0x490/0x490 [ 141.384512] ? netlink_ack+0xa70/0xa70 [ 141.388385] ? netlink_deliver_tap+0x182/0xb00 [ 141.392953] rtnetlink_rcv+0x10/0x20 [ 141.396758] netlink_unicast+0x443/0x650 [ 141.400933] ? netlink_attachskb+0x6c0/0x6c0 [ 141.405641] ? _copy_from_iter_full+0x182/0x720 [ 141.410409] ? __check_object_size+0x1ef/0x310 [ 141.415415] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 141.420955] netlink_sendmsg+0x764/0xc60 [ 141.425155] ? netlink_unicast+0x650/0x650 [ 141.429473] ? apparmor_socket_sendmsg+0x1b/0x20 [ 141.434225] ? netlink_unicast+0x650/0x650 [ 141.438449] sock_sendmsg+0xb5/0xf0 [ 141.442256] ___sys_sendmsg+0x647/0x950 [ 141.446492] ? find_held_lock+0x36/0x1d0 [ 141.450549] ? copy_msghdr_from_user+0x430/0x430 [ 141.455332] ? __fget+0x278/0x400 [ 141.458785] ? kasan_check_read+0x11/0x20 [ 141.462933] ? __fget+0x295/0x400 [ 141.466393] ? expand_files.part.8+0x700/0x700 [ 141.470967] ? __f_unlock_pos+0xd/0x10 [ 141.474846] ? __fget_light+0x174/0x1e0 [ 141.479330] ? __fdget+0xe/0x10 [ 141.482795] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 141.487892] __sys_sendmsg+0xd9/0x180 [ 141.491827] ? __ia32_sys_shutdown+0x70/0x70 [ 141.496417] ? __sb_end_write+0xa4/0xd0 [ 141.500398] ? kasan_check_write+0x14/0x20 [ 141.505097] ? fput+0x18/0x120 [ 141.508581] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.514720] __x64_sys_sendmsg+0x73/0xb0 [ 141.518812] do_syscall_64+0xd0/0x4e0 [ 141.522791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.529122] RIP: 0033:0x463d89 [ 141.532908] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 141.552608] RSP: 002b:00007f70fb27c198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 141.560733] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 141.568078] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 141.575363] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 141.582917] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 141.590401] R13: 00007f70fb27c6bc R14: 0000000000000009 R15: 0000000000000001 [ 141.603216] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 141.633232] FAULT_INJECTION: forcing a failure. [ 141.633232] name failslab, interval 1, probability 0, space 0, times 0 [ 141.657738] CPU: 1 PID: 9964 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 141.665655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.675179] Call Trace: [ 141.677765] dump_stack+0x123/0x171 [ 141.681389] should_fail.cold.4+0x5/0xa [ 141.685346] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 141.690441] ? lock_downgrade+0x860/0x860 [ 141.694569] ? ___might_sleep+0x16b/0x270 [ 141.698717] __should_failslab+0xba/0xf0 [ 141.702848] should_failslab+0x9/0x20 [ 141.706631] kmem_cache_alloc_trace+0x2cb/0x740 [ 141.711292] ? qfq_change_class+0xa93/0x14e0 [ 141.715768] ? qfq_change_class+0xa93/0x14e0 [ 141.720167] ? __local_bh_enable_ip+0x160/0x260 [ 141.724832] qfq_change_class+0xad9/0x14e0 [ 141.729073] ? qfq_delete_class+0x2d0/0x2d0 [ 141.733378] ? nla_parse+0x197/0x280 [ 141.737089] tc_ctl_tclass+0x3e9/0xba0 [ 141.740966] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 141.746078] ? find_held_lock+0x36/0x1d0 [ 141.750130] rtnetlink_rcv_msg+0x34f/0x8f0 [ 141.754367] ? rtnetlink_put_metrics+0x490/0x490 [ 141.759106] ? find_held_lock+0x36/0x1d0 [ 141.763173] netlink_rcv_skb+0x13e/0x3d0 [ 141.767534] ? lock_downgrade+0x860/0x860 [ 141.771699] ? rtnetlink_put_metrics+0x490/0x490 [ 141.776626] ? netlink_ack+0xa70/0xa70 [ 141.780508] ? netlink_deliver_tap+0x182/0xb00 [ 141.785510] rtnetlink_rcv+0x10/0x20 [ 141.789403] netlink_unicast+0x443/0x650 [ 141.801693] ? netlink_attachskb+0x6c0/0x6c0 [ 141.806113] ? _copy_from_iter_full+0x182/0x720 [ 141.811130] ? __check_object_size+0x1ef/0x310 [ 141.815835] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 141.821359] netlink_sendmsg+0x764/0xc60 [ 141.825409] ? netlink_unicast+0x650/0x650 [ 141.829636] ? apparmor_socket_sendmsg+0x1b/0x20 [ 141.834382] ? netlink_unicast+0x650/0x650 [ 141.838627] sock_sendmsg+0xb5/0xf0 [ 141.842266] ___sys_sendmsg+0x647/0x950 [ 141.846319] ? find_held_lock+0x36/0x1d0 [ 141.850383] ? copy_msghdr_from_user+0x430/0x430 [ 141.855125] ? __fget+0x278/0x400 [ 141.858585] ? kasan_check_read+0x11/0x20 [ 141.862747] ? __fget+0x295/0x400 [ 141.866459] ? expand_files.part.8+0x700/0x700 [ 141.871895] ? __f_unlock_pos+0xd/0x10 [ 141.875785] ? __fget_light+0x174/0x1e0 [ 141.879751] ? __fdget+0xe/0x10 [ 141.883026] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 141.887876] __sys_sendmsg+0xd9/0x180 [ 141.891805] ? __ia32_sys_shutdown+0x70/0x70 [ 141.896210] ? __sb_end_write+0xa4/0xd0 [ 141.900290] ? kasan_check_write+0x14/0x20 [ 141.904592] ? fput+0x18/0x120 [ 141.907777] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.913143] __x64_sys_sendmsg+0x73/0xb0 [ 141.917292] do_syscall_64+0xd0/0x4e0 [ 141.921080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.926481] RIP: 0033:0x463d89 [ 141.929655] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 141.948564] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 141.956327] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 141.963777] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 141.971056] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 141.978430] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 141.985886] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 141.995262] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 142.013015] FAULT_INJECTION: forcing a failure. [ 142.013015] name failslab, interval 1, probability 0, space 0, times 0 [ 142.031807] CPU: 1 PID: 9970 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 142.040165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.049518] Call Trace: [ 142.052127] dump_stack+0x123/0x171 [ 142.055855] should_fail.cold.4+0x5/0xa [ 142.059874] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 142.064963] ? lock_downgrade+0x860/0x860 [ 142.069146] ? ___might_sleep+0x16b/0x270 [ 142.073416] __should_failslab+0xba/0xf0 [ 142.077509] should_failslab+0x9/0x20 [ 142.081320] kmem_cache_alloc_trace+0x2cb/0x740 [ 142.085999] ? qfq_change_class+0xa93/0x14e0 [ 142.090580] ? qfq_change_class+0xa93/0x14e0 [ 142.094981] ? __local_bh_enable_ip+0x160/0x260 [ 142.099656] qfq_change_class+0xad9/0x14e0 [ 142.103879] ? qfq_delete_class+0x2d0/0x2d0 [ 142.108197] ? nla_parse+0x197/0x280 [ 142.111915] tc_ctl_tclass+0x3e9/0xba0 [ 142.115793] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 142.121210] ? find_held_lock+0x36/0x1d0 [ 142.125275] rtnetlink_rcv_msg+0x34f/0x8f0 [ 142.129504] ? rtnetlink_put_metrics+0x490/0x490 [ 142.134245] ? find_held_lock+0x36/0x1d0 [ 142.138406] netlink_rcv_skb+0x13e/0x3d0 [ 142.142488] ? lock_downgrade+0x860/0x860 [ 142.146729] ? rtnetlink_put_metrics+0x490/0x490 [ 142.152459] ? netlink_ack+0xa70/0xa70 [ 142.156567] ? netlink_deliver_tap+0x182/0xb00 [ 142.161145] rtnetlink_rcv+0x10/0x20 [ 142.164959] netlink_unicast+0x443/0x650 [ 142.169092] ? netlink_attachskb+0x6c0/0x6c0 [ 142.173492] ? _copy_from_iter_full+0x182/0x720 [ 142.178166] ? __check_object_size+0x1ef/0x310 [ 142.183118] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 142.188683] netlink_sendmsg+0x764/0xc60 [ 142.192758] ? netlink_unicast+0x650/0x650 [ 142.196982] ? apparmor_socket_sendmsg+0x1b/0x20 [ 142.201724] ? netlink_unicast+0x650/0x650 [ 142.205969] sock_sendmsg+0xb5/0xf0 [ 142.209608] ___sys_sendmsg+0x647/0x950 [ 142.213640] ? find_held_lock+0x36/0x1d0 [ 142.217953] ? copy_msghdr_from_user+0x430/0x430 [ 142.222720] ? __fget+0x278/0x400 [ 142.226279] ? kasan_check_read+0x11/0x20 [ 142.230519] ? __fget+0x295/0x400 [ 142.234045] ? expand_files.part.8+0x700/0x700 [ 142.238616] ? __f_unlock_pos+0xd/0x10 [ 142.242687] ? __fget_light+0x174/0x1e0 [ 142.246666] ? __fdget+0xe/0x10 [ 142.250023] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 142.254946] __sys_sendmsg+0xd9/0x180 [ 142.258752] ? __ia32_sys_shutdown+0x70/0x70 [ 142.263328] ? __sb_end_write+0xa4/0xd0 [ 142.267288] ? kasan_check_write+0x14/0x20 [ 142.271682] ? fput+0x18/0x120 [ 142.274971] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.280557] __x64_sys_sendmsg+0x73/0xb0 [ 142.284932] do_syscall_64+0xd0/0x4e0 [ 142.288821] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.294508] RIP: 0033:0x463d89 [ 142.297955] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 142.317113] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 142.325390] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 142.332821] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 142.340639] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 142.348072] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 142.355444] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 142.364142] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 142.387657] FAULT_INJECTION: forcing a failure. [ 142.387657] name failslab, interval 1, probability 0, space 0, times 0 [ 142.400125] CPU: 1 PID: 9984 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 142.408458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.418071] Call Trace: [ 142.420657] dump_stack+0x123/0x171 [ 142.424292] should_fail.cold.4+0x5/0xa [ 142.428271] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 142.433537] ? lock_downgrade+0x860/0x860 [ 142.437701] ? ___might_sleep+0x16b/0x270 [ 142.441863] __should_failslab+0xba/0xf0 [ 142.446275] should_failslab+0x9/0x20 [ 142.450478] kmem_cache_alloc_trace+0x2cb/0x740 [ 142.455366] ? qfq_change_class+0xa93/0x14e0 [ 142.459968] ? qfq_change_class+0xa93/0x14e0 [ 142.464544] ? __local_bh_enable_ip+0x160/0x260 [ 142.469256] qfq_change_class+0xad9/0x14e0 [ 142.473512] ? qfq_delete_class+0x2d0/0x2d0 [ 142.478063] ? nla_parse+0x197/0x280 [ 142.481796] tc_ctl_tclass+0x3e9/0xba0 [ 142.485678] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 142.490869] ? find_held_lock+0x36/0x1d0 [ 142.495013] rtnetlink_rcv_msg+0x34f/0x8f0 [ 142.501346] ? rtnetlink_put_metrics+0x490/0x490 [ 142.506354] ? find_held_lock+0x36/0x1d0 [ 142.510700] netlink_rcv_skb+0x13e/0x3d0 [ 142.515084] ? lock_downgrade+0x860/0x860 [ 142.519228] ? rtnetlink_put_metrics+0x490/0x490 [ 142.523993] ? netlink_ack+0xa70/0xa70 [ 142.528140] ? netlink_deliver_tap+0x182/0xb00 [ 142.532815] rtnetlink_rcv+0x10/0x20 [ 142.536549] netlink_unicast+0x443/0x650 [ 142.540786] ? netlink_attachskb+0x6c0/0x6c0 [ 142.545183] ? _copy_from_iter_full+0x182/0x720 [ 142.549852] ? __check_object_size+0x1ef/0x310 [ 142.554453] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 142.560088] netlink_sendmsg+0x764/0xc60 [ 142.564163] ? netlink_unicast+0x650/0x650 [ 142.568586] ? apparmor_socket_sendmsg+0x1b/0x20 [ 142.573468] ? netlink_unicast+0x650/0x650 [ 142.577700] sock_sendmsg+0xb5/0xf0 [ 142.581327] ___sys_sendmsg+0x647/0x950 [ 142.585312] ? find_held_lock+0x36/0x1d0 [ 142.589360] ? copy_msghdr_from_user+0x430/0x430 [ 142.594100] ? __fget+0x278/0x400 [ 142.597573] ? kasan_check_read+0x11/0x20 [ 142.601718] ? __fget+0x295/0x400 [ 142.605220] ? expand_files.part.8+0x700/0x700 [ 142.609792] ? __f_unlock_pos+0xd/0x10 [ 142.613680] ? __fget_light+0x174/0x1e0 [ 142.617643] ? __fdget+0xe/0x10 [ 142.620916] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 142.625858] __sys_sendmsg+0xd9/0x180 [ 142.630311] ? __ia32_sys_shutdown+0x70/0x70 [ 142.635600] ? __sb_end_write+0xa4/0xd0 [ 142.639751] ? kasan_check_write+0x14/0x20 [ 142.643979] ? fput+0x18/0x120 [ 142.647174] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.652548] __x64_sys_sendmsg+0x73/0xb0 [ 142.656616] do_syscall_64+0xd0/0x4e0 [ 142.660435] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.665624] RIP: 0033:0x463d89 [ 142.668915] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 142.688079] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 142.695776] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 142.703038] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 142.710619] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 142.718326] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 142.725608] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 142.743652] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 142.769259] FAULT_INJECTION: forcing a failure. [ 142.769259] name failslab, interval 1, probability 0, space 0, times 0 [ 142.784061] CPU: 0 PID: 9990 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 142.792112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.801813] Call Trace: [ 142.804665] dump_stack+0x123/0x171 [ 142.808300] should_fail.cold.4+0x5/0xa [ 142.812267] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 142.817357] ? lock_downgrade+0x860/0x860 [ 142.821502] ? ___might_sleep+0x16b/0x270 [ 142.825649] __should_failslab+0xba/0xf0 [ 142.829771] should_failslab+0x9/0x20 [ 142.833715] kmem_cache_alloc_trace+0x2cb/0x740 [ 142.838374] ? qfq_change_class+0xa93/0x14e0 [ 142.842786] ? qfq_change_class+0xa93/0x14e0 [ 142.847198] ? __local_bh_enable_ip+0x160/0x260 [ 142.851992] qfq_change_class+0xad9/0x14e0 [ 142.856250] ? qfq_delete_class+0x2d0/0x2d0 [ 142.860566] ? nla_parse+0x197/0x280 [ 142.864317] tc_ctl_tclass+0x3e9/0xba0 [ 142.868204] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 142.873624] ? find_held_lock+0x36/0x1d0 [ 142.877683] rtnetlink_rcv_msg+0x34f/0x8f0 [ 142.881915] ? rtnetlink_put_metrics+0x490/0x490 [ 142.886673] ? find_held_lock+0x36/0x1d0 [ 142.890731] netlink_rcv_skb+0x13e/0x3d0 [ 142.894781] ? lock_downgrade+0x860/0x860 [ 142.898920] ? rtnetlink_put_metrics+0x490/0x490 [ 142.903813] ? netlink_ack+0xa70/0xa70 [ 142.907686] ? netlink_deliver_tap+0x182/0xb00 [ 142.912290] rtnetlink_rcv+0x10/0x20 [ 142.916118] netlink_unicast+0x443/0x650 [ 142.920183] ? netlink_attachskb+0x6c0/0x6c0 [ 142.924594] ? _copy_from_iter_full+0x182/0x720 [ 142.929252] ? __check_object_size+0x1ef/0x310 [ 142.934265] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 142.939808] netlink_sendmsg+0x764/0xc60 [ 142.943886] ? netlink_unicast+0x650/0x650 [ 142.948168] ? apparmor_socket_sendmsg+0x1b/0x20 [ 142.953475] ? netlink_unicast+0x650/0x650 [ 142.957828] sock_sendmsg+0xb5/0xf0 [ 142.961456] ___sys_sendmsg+0x647/0x950 [ 142.965425] ? find_held_lock+0x36/0x1d0 [ 142.969488] ? copy_msghdr_from_user+0x430/0x430 [ 142.974255] ? __fget+0x278/0x400 [ 142.977712] ? kasan_check_read+0x11/0x20 [ 142.981964] ? __fget+0x295/0x400 [ 142.985474] ? expand_files.part.8+0x700/0x700 [ 142.990072] ? __f_unlock_pos+0xd/0x10 [ 142.993963] ? __fget_light+0x174/0x1e0 [ 142.997934] ? __fdget+0xe/0x10 [ 143.001206] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 143.006119] __sys_sendmsg+0xd9/0x180 [ 143.009902] ? __ia32_sys_shutdown+0x70/0x70 [ 143.014330] ? __sb_end_write+0xa4/0xd0 [ 143.018309] ? kasan_check_write+0x14/0x20 [ 143.022625] ? fput+0x18/0x120 [ 143.025838] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 143.031329] __x64_sys_sendmsg+0x73/0xb0 [ 143.035384] do_syscall_64+0xd0/0x4e0 [ 143.039199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 143.044383] RIP: 0033:0x463d89 [ 143.047593] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 143.066673] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 143.074365] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 143.081883] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 143.089248] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 143.096508] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 143.103774] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 143.114373] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 143.138786] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 143.157395] FAULT_INJECTION: forcing a failure. [ 143.157395] name failslab, interval 1, probability 0, space 0, times 0 [ 143.169466] CPU: 0 PID: 10004 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 143.177361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.186716] Call Trace: [ 143.189308] dump_stack+0x123/0x171 [ 143.192933] should_fail.cold.4+0x5/0xa [ 143.196893] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 143.201985] ? lock_downgrade+0x860/0x860 [ 143.206134] ? ___might_sleep+0x16b/0x270 [ 143.210276] __should_failslab+0xba/0xf0 [ 143.214345] should_failslab+0x9/0x20 [ 143.218236] kmem_cache_alloc_trace+0x2cb/0x740 [ 143.222896] ? qfq_change_class+0xa93/0x14e0 [ 143.227290] ? qfq_change_class+0xa93/0x14e0 [ 143.231690] ? __local_bh_enable_ip+0x160/0x260 [ 143.236359] qfq_change_class+0xad9/0x14e0 [ 143.240716] ? qfq_delete_class+0x2d0/0x2d0 [ 143.245173] ? nla_parse+0x197/0x280 [ 143.248886] tc_ctl_tclass+0x3e9/0xba0 [ 143.252779] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 143.257966] ? find_held_lock+0x36/0x1d0 [ 143.262032] rtnetlink_rcv_msg+0x34f/0x8f0 [ 143.266266] ? rtnetlink_put_metrics+0x490/0x490 [ 143.271056] ? find_held_lock+0x36/0x1d0 [ 143.275108] netlink_rcv_skb+0x13e/0x3d0 [ 143.279277] ? lock_downgrade+0x860/0x860 [ 143.283424] ? rtnetlink_put_metrics+0x490/0x490 [ 143.288169] ? netlink_ack+0xa70/0xa70 [ 143.292047] ? netlink_deliver_tap+0x182/0xb00 [ 143.296614] rtnetlink_rcv+0x10/0x20 [ 143.300315] netlink_unicast+0x443/0x650 [ 143.304369] ? netlink_attachskb+0x6c0/0x6c0 [ 143.308758] ? _copy_from_iter_full+0x182/0x720 [ 143.313412] ? __check_object_size+0x1ef/0x310 [ 143.317974] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 143.323503] netlink_sendmsg+0x764/0xc60 [ 143.327586] ? netlink_unicast+0x650/0x650 [ 143.331839] ? apparmor_socket_sendmsg+0x1b/0x20 [ 143.336588] ? netlink_unicast+0x650/0x650 [ 143.340815] sock_sendmsg+0xb5/0xf0 [ 143.344434] ___sys_sendmsg+0x647/0x950 [ 143.348413] ? find_held_lock+0x36/0x1d0 [ 143.352566] ? copy_msghdr_from_user+0x430/0x430 [ 143.357326] ? __fget+0x278/0x400 [ 143.360782] ? kasan_check_read+0x11/0x20 [ 143.364955] ? __fget+0x295/0x400 [ 143.368425] ? expand_files.part.8+0x700/0x700 [ 143.373008] ? __f_unlock_pos+0xd/0x10 [ 143.376900] ? __fget_light+0x174/0x1e0 [ 143.380863] ? __fdget+0xe/0x10 [ 143.384241] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 143.389072] __sys_sendmsg+0xd9/0x180 [ 143.392865] ? __ia32_sys_shutdown+0x70/0x70 [ 143.397277] ? __sb_end_write+0xa4/0xd0 [ 143.401250] ? kasan_check_write+0x14/0x20 [ 143.405588] ? fput+0x18/0x120 [ 143.408792] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 143.414155] __x64_sys_sendmsg+0x73/0xb0 [ 143.418266] do_syscall_64+0xd0/0x4e0 [ 143.422225] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 143.427418] RIP: 0033:0x463d89 [ 143.430656] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 143.449644] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 143.457344] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 143.464616] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 143.471880] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 143.479148] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 143.486496] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 143.495785] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 143.511552] FAULT_INJECTION: forcing a failure. [ 143.511552] name failslab, interval 1, probability 0, space 0, times 0 [ 143.526337] CPU: 0 PID: 10015 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 143.534338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.543695] Call Trace: [ 143.546319] dump_stack+0x123/0x171 [ 143.549954] should_fail.cold.4+0x5/0xa [ 143.553937] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 143.559040] ? lock_downgrade+0x860/0x860 [ 143.563290] ? ___might_sleep+0x16b/0x270 [ 143.567435] __should_failslab+0xba/0xf0 [ 143.571981] should_failslab+0x9/0x20 [ 143.575789] kmem_cache_alloc_trace+0x2cb/0x740 [ 143.580463] ? qfq_change_class+0xa93/0x14e0 [ 143.585516] ? qfq_change_class+0xa93/0x14e0 [ 143.590069] ? __local_bh_enable_ip+0x160/0x260 [ 143.594753] qfq_change_class+0xad9/0x14e0 [ 143.599012] ? qfq_delete_class+0x2d0/0x2d0 [ 143.603362] ? nla_parse+0x197/0x280 [ 143.607086] tc_ctl_tclass+0x3e9/0xba0 [ 143.610990] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 143.616110] ? find_held_lock+0x36/0x1d0 [ 143.620189] rtnetlink_rcv_msg+0x34f/0x8f0 [ 143.624416] ? rtnetlink_put_metrics+0x490/0x490 [ 143.629248] ? find_held_lock+0x36/0x1d0 [ 143.633333] netlink_rcv_skb+0x13e/0x3d0 [ 143.637398] ? lock_downgrade+0x860/0x860 [ 143.641662] ? rtnetlink_put_metrics+0x490/0x490 [ 143.646420] ? netlink_ack+0xa70/0xa70 [ 143.650586] ? netlink_deliver_tap+0x182/0xb00 [ 143.655289] rtnetlink_rcv+0x10/0x20 [ 143.659384] netlink_unicast+0x443/0x650 [ 143.663448] ? netlink_attachskb+0x6c0/0x6c0 [ 143.667890] ? _copy_from_iter_full+0x182/0x720 [ 143.672699] ? __check_object_size+0x1ef/0x310 [ 143.677273] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 143.682804] netlink_sendmsg+0x764/0xc60 [ 143.687072] ? netlink_unicast+0x650/0x650 [ 143.691307] ? apparmor_socket_sendmsg+0x1b/0x20 [ 143.696273] ? netlink_unicast+0x650/0x650 [ 143.700685] sock_sendmsg+0xb5/0xf0 [ 143.704317] ___sys_sendmsg+0x647/0x950 [ 143.708496] ? find_held_lock+0x36/0x1d0 [ 143.712641] ? copy_msghdr_from_user+0x430/0x430 [ 143.717507] ? __fget+0x278/0x400 [ 143.720983] ? kasan_check_read+0x11/0x20 [ 143.725128] ? __fget+0x295/0x400 [ 143.729087] ? expand_files.part.8+0x700/0x700 [ 143.733758] ? __f_unlock_pos+0xd/0x10 [ 143.737802] ? __fget_light+0x174/0x1e0 [ 143.741773] ? __fdget+0xe/0x10 [ 143.745044] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 143.749971] __sys_sendmsg+0xd9/0x180 [ 143.753861] ? __ia32_sys_shutdown+0x70/0x70 [ 143.758267] ? __sb_end_write+0xa4/0xd0 [ 143.763107] ? kasan_check_write+0x14/0x20 [ 143.767623] ? fput+0x18/0x120 [ 143.771079] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 143.776444] __x64_sys_sendmsg+0x73/0xb0 [ 143.780588] do_syscall_64+0xd0/0x4e0 [ 143.784498] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 143.789676] RIP: 0033:0x463d89 [ 143.792929] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 143.811827] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 143.819554] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 143.826908] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 143.834361] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 143.841622] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 143.848981] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 143.858156] FAULT_INJECTION: forcing a failure. [ 143.858156] name failslab, interval 1, probability 0, space 0, times 0 [ 143.871722] CPU: 0 PID: 10016 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 143.879914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.889709] Call Trace: [ 143.892300] dump_stack+0x123/0x171 [ 143.895956] should_fail.cold.4+0x5/0xa [ 143.899994] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 143.905417] ? lock_downgrade+0x860/0x860 [ 143.909565] ? ___might_sleep+0x16b/0x270 [ 143.913719] __should_failslab+0xba/0xf0 [ 143.918045] should_failslab+0x9/0x20 [ 143.921934] kmem_cache_alloc_trace+0x2cb/0x740 [ 143.926692] ? qfq_change_class+0xa93/0x14e0 [ 143.931154] ? qfq_change_class+0xa93/0x14e0 [ 143.935860] ? __local_bh_enable_ip+0x160/0x260 [ 143.940524] qfq_change_class+0xad9/0x14e0 [ 143.944754] ? qfq_delete_class+0x2d0/0x2d0 [ 143.949170] ? nla_parse+0x197/0x280 [ 143.952879] tc_ctl_tclass+0x3e9/0xba0 [ 143.956859] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 143.962177] ? find_held_lock+0x36/0x1d0 [ 143.966511] rtnetlink_rcv_msg+0x34f/0x8f0 [ 143.970750] ? rtnetlink_put_metrics+0x490/0x490 [ 143.975517] ? find_held_lock+0x36/0x1d0 [ 143.979581] netlink_rcv_skb+0x13e/0x3d0 [ 143.983636] ? lock_downgrade+0x860/0x860 [ 143.987789] ? rtnetlink_put_metrics+0x490/0x490 [ 143.992719] ? netlink_ack+0xa70/0xa70 [ 143.996708] ? netlink_deliver_tap+0x182/0xb00 [ 144.001283] rtnetlink_rcv+0x10/0x20 [ 144.004990] netlink_unicast+0x443/0x650 [ 144.009041] ? netlink_attachskb+0x6c0/0x6c0 [ 144.013454] ? _copy_from_iter_full+0x182/0x720 [ 144.018229] ? __check_object_size+0x1ef/0x310 [ 144.022805] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 144.028361] netlink_sendmsg+0x764/0xc60 [ 144.032422] ? netlink_unicast+0x650/0x650 [ 144.037022] ? apparmor_socket_sendmsg+0x1b/0x20 [ 144.041768] ? netlink_unicast+0x650/0x650 [ 144.045998] sock_sendmsg+0xb5/0xf0 [ 144.049617] ___sys_sendmsg+0x647/0x950 [ 144.053598] ? find_held_lock+0x36/0x1d0 [ 144.057673] ? copy_msghdr_from_user+0x430/0x430 [ 144.062441] ? __fget+0x278/0x400 [ 144.065981] ? kasan_check_read+0x11/0x20 [ 144.070128] ? __fget+0x295/0x400 [ 144.073566] ? expand_files.part.8+0x700/0x700 [ 144.078129] ? __f_unlock_pos+0xd/0x10 [ 144.081995] ? __fget_light+0x174/0x1e0 [ 144.085955] ? __fdget+0xe/0x10 [ 144.089231] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 144.094066] __sys_sendmsg+0xd9/0x180 [ 144.097850] ? __ia32_sys_shutdown+0x70/0x70 [ 144.102247] ? __sb_end_write+0xa4/0xd0 [ 144.106218] ? kasan_check_write+0x14/0x20 [ 144.110442] ? fput+0x18/0x120 [ 144.113623] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.118968] __x64_sys_sendmsg+0x73/0xb0 [ 144.123019] do_syscall_64+0xd0/0x4e0 [ 144.126822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.132014] RIP: 0033:0x463d89 [ 144.135242] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 144.154150] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 144.161850] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 144.169123] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 2021/05/24 20:53:34 executed programs: 290 [ 144.176402] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 144.183748] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 144.191009] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 144.200048] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 144.215908] FAULT_INJECTION: forcing a failure. [ 144.215908] name failslab, interval 1, probability 0, space 0, times 0 [ 144.228907] CPU: 0 PID: 10026 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 144.236815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.246259] Call Trace: [ 144.248862] dump_stack+0x123/0x171 [ 144.252578] should_fail.cold.4+0x5/0xa [ 144.256605] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 144.262062] ? lock_downgrade+0x860/0x860 [ 144.266221] ? ___might_sleep+0x16b/0x270 [ 144.270378] __should_failslab+0xba/0xf0 [ 144.274458] should_failslab+0x9/0x20 [ 144.278264] kmem_cache_alloc_trace+0x2cb/0x740 [ 144.282928] ? qfq_change_class+0xa93/0x14e0 [ 144.287336] ? qfq_change_class+0xa93/0x14e0 [ 144.292890] ? __local_bh_enable_ip+0x160/0x260 [ 144.297575] qfq_change_class+0xad9/0x14e0 [ 144.301810] ? qfq_delete_class+0x2d0/0x2d0 [ 144.306162] ? nla_parse+0x197/0x280 [ 144.309876] tc_ctl_tclass+0x3e9/0xba0 [ 144.313938] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 144.319034] ? find_held_lock+0x36/0x1d0 [ 144.323219] rtnetlink_rcv_msg+0x34f/0x8f0 [ 144.327454] ? rtnetlink_put_metrics+0x490/0x490 [ 144.332215] ? find_held_lock+0x36/0x1d0 [ 144.336280] netlink_rcv_skb+0x13e/0x3d0 [ 144.340348] ? lock_downgrade+0x860/0x860 [ 144.344489] ? rtnetlink_put_metrics+0x490/0x490 [ 144.349259] ? netlink_ack+0xa70/0xa70 [ 144.353153] ? netlink_deliver_tap+0x182/0xb00 [ 144.357736] rtnetlink_rcv+0x10/0x20 [ 144.361460] netlink_unicast+0x443/0x650 [ 144.365512] ? netlink_attachskb+0x6c0/0x6c0 [ 144.369902] ? _copy_from_iter_full+0x182/0x720 [ 144.374562] ? __check_object_size+0x1ef/0x310 [ 144.379129] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 144.384654] netlink_sendmsg+0x764/0xc60 [ 144.388717] ? netlink_unicast+0x650/0x650 [ 144.392948] ? apparmor_socket_sendmsg+0x1b/0x20 [ 144.397787] ? netlink_unicast+0x650/0x650 [ 144.402198] sock_sendmsg+0xb5/0xf0 [ 144.406019] ___sys_sendmsg+0x647/0x950 [ 144.410074] ? find_held_lock+0x36/0x1d0 [ 144.414120] ? copy_msghdr_from_user+0x430/0x430 [ 144.418888] ? __fget+0x278/0x400 [ 144.422472] ? kasan_check_read+0x11/0x20 [ 144.426624] ? __fget+0x295/0x400 [ 144.430250] ? expand_files.part.8+0x700/0x700 [ 144.434850] ? __f_unlock_pos+0xd/0x10 [ 144.438739] ? __fget_light+0x174/0x1e0 [ 144.442714] ? __fdget+0xe/0x10 [ 144.445986] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 144.450849] __sys_sendmsg+0xd9/0x180 [ 144.454645] ? __ia32_sys_shutdown+0x70/0x70 [ 144.459057] ? __sb_end_write+0xa4/0xd0 [ 144.463020] ? kasan_check_write+0x14/0x20 [ 144.467244] ? fput+0x18/0x120 [ 144.470443] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.475803] __x64_sys_sendmsg+0x73/0xb0 [ 144.480127] do_syscall_64+0xd0/0x4e0 [ 144.483925] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.489109] RIP: 0033:0x463d89 [ 144.492290] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 144.511190] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 144.518912] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 144.526195] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 144.533690] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 144.540983] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 144.548347] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 144.576957] FAULT_INJECTION: forcing a failure. [ 144.576957] name failslab, interval 1, probability 0, space 0, times 0 [ 144.590729] CPU: 1 PID: 10036 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 144.598636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.607977] Call Trace: [ 144.610567] dump_stack+0x123/0x171 [ 144.614185] should_fail.cold.4+0x5/0xa [ 144.618150] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 144.623252] ? lock_downgrade+0x860/0x860 [ 144.627387] ? ___might_sleep+0x16b/0x270 [ 144.631878] __should_failslab+0xba/0xf0 [ 144.635925] should_failslab+0x9/0x20 [ 144.639721] kmem_cache_alloc_trace+0x2cb/0x740 [ 144.644400] ? qfq_change_class+0xa93/0x14e0 [ 144.648798] ? qfq_change_class+0xa93/0x14e0 [ 144.653203] ? __local_bh_enable_ip+0x160/0x260 [ 144.657880] qfq_change_class+0xad9/0x14e0 [ 144.662108] ? qfq_delete_class+0x2d0/0x2d0 [ 144.666762] ? nla_parse+0x197/0x280 [ 144.670488] tc_ctl_tclass+0x3e9/0xba0 [ 144.674377] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 144.679473] ? find_held_lock+0x36/0x1d0 [ 144.683557] rtnetlink_rcv_msg+0x34f/0x8f0 [ 144.688047] ? rtnetlink_put_metrics+0x490/0x490 [ 144.692804] ? find_held_lock+0x36/0x1d0 [ 144.696865] netlink_rcv_skb+0x13e/0x3d0 [ 144.700929] ? lock_downgrade+0x860/0x860 [ 144.705629] ? rtnetlink_put_metrics+0x490/0x490 [ 144.710594] ? netlink_ack+0xa70/0xa70 [ 144.714472] ? netlink_deliver_tap+0x182/0xb00 [ 144.719044] rtnetlink_rcv+0x10/0x20 [ 144.722833] netlink_unicast+0x443/0x650 [ 144.726882] ? netlink_attachskb+0x6c0/0x6c0 [ 144.731487] ? _copy_from_iter_full+0x182/0x720 [ 144.736792] ? __check_object_size+0x1ef/0x310 [ 144.741897] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 144.747522] netlink_sendmsg+0x764/0xc60 [ 144.751573] ? netlink_unicast+0x650/0x650 [ 144.755931] ? apparmor_socket_sendmsg+0x1b/0x20 [ 144.760696] ? netlink_unicast+0x650/0x650 [ 144.765038] sock_sendmsg+0xb5/0xf0 [ 144.768658] ___sys_sendmsg+0x647/0x950 [ 144.775226] ? find_held_lock+0x36/0x1d0 [ 144.779278] ? copy_msghdr_from_user+0x430/0x430 [ 144.784163] ? __fget+0x278/0x400 [ 144.787604] ? kasan_check_read+0x11/0x20 [ 144.791736] ? __fget+0x295/0x400 [ 144.795189] ? expand_files.part.8+0x700/0x700 [ 144.799775] ? __f_unlock_pos+0xd/0x10 [ 144.803672] ? __fget_light+0x174/0x1e0 [ 144.807646] ? __fdget+0xe/0x10 [ 144.810924] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 144.815767] __sys_sendmsg+0xd9/0x180 [ 144.819563] ? __ia32_sys_shutdown+0x70/0x70 [ 144.823967] ? __sb_end_write+0xa4/0xd0 [ 144.827934] ? kasan_check_write+0x14/0x20 [ 144.832150] ? fput+0x18/0x120 [ 144.835404] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.840767] __x64_sys_sendmsg+0x73/0xb0 [ 144.844904] do_syscall_64+0xd0/0x4e0 [ 144.848690] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 144.853866] RIP: 0033:0x463d89 [ 144.857170] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 144.876080] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 144.883895] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 144.891325] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 144.898581] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 144.905844] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 144.913197] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 144.955814] FAULT_INJECTION: forcing a failure. [ 144.955814] name failslab, interval 1, probability 0, space 0, times 0 [ 144.968216] CPU: 0 PID: 10059 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 144.976150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.985505] Call Trace: [ 144.988102] dump_stack+0x123/0x171 [ 144.991802] should_fail.cold.4+0x5/0xa [ 144.995758] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 145.000859] ? lock_downgrade+0x860/0x860 [ 145.004989] ? ___might_sleep+0x16b/0x270 [ 145.009275] __should_failslab+0xba/0xf0 [ 145.013337] should_failslab+0x9/0x20 [ 145.017139] kmem_cache_alloc_trace+0x2cb/0x740 [ 145.021815] ? qfq_change_class+0xa93/0x14e0 [ 145.026208] ? qfq_change_class+0xa93/0x14e0 [ 145.030744] ? __local_bh_enable_ip+0x160/0x260 [ 145.035492] qfq_change_class+0xad9/0x14e0 [ 145.039711] ? qfq_delete_class+0x2d0/0x2d0 [ 145.044188] ? nla_parse+0x197/0x280 [ 145.047900] tc_ctl_tclass+0x3e9/0xba0 [ 145.051793] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 145.056884] ? find_held_lock+0x36/0x1d0 [ 145.060970] rtnetlink_rcv_msg+0x34f/0x8f0 [ 145.065203] ? rtnetlink_put_metrics+0x490/0x490 [ 145.069957] ? find_held_lock+0x36/0x1d0 [ 145.074019] netlink_rcv_skb+0x13e/0x3d0 [ 145.078235] ? lock_downgrade+0x860/0x860 [ 145.082392] ? rtnetlink_put_metrics+0x490/0x490 [ 145.087263] ? netlink_ack+0xa70/0xa70 [ 145.091297] ? netlink_deliver_tap+0x182/0xb00 [ 145.095907] rtnetlink_rcv+0x10/0x20 [ 145.099902] netlink_unicast+0x443/0x650 [ 145.103955] ? netlink_attachskb+0x6c0/0x6c0 [ 145.108356] ? _copy_from_iter_full+0x182/0x720 [ 145.113024] ? __check_object_size+0x1ef/0x310 [ 145.117607] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 145.123553] netlink_sendmsg+0x764/0xc60 [ 145.127628] ? netlink_unicast+0x650/0x650 [ 145.132291] ? apparmor_socket_sendmsg+0x1b/0x20 [ 145.137050] ? netlink_unicast+0x650/0x650 [ 145.141287] sock_sendmsg+0xb5/0xf0 [ 145.144940] ___sys_sendmsg+0x647/0x950 [ 145.148941] ? find_held_lock+0x36/0x1d0 [ 145.153106] ? copy_msghdr_from_user+0x430/0x430 [ 145.157969] ? __fget+0x278/0x400 [ 145.161454] ? kasan_check_read+0x11/0x20 [ 145.165586] ? __fget+0x295/0x400 [ 145.169021] ? expand_files.part.8+0x700/0x700 [ 145.173585] ? __f_unlock_pos+0xd/0x10 [ 145.177454] ? __fget_light+0x174/0x1e0 [ 145.181486] ? __fdget+0xe/0x10 [ 145.184863] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 145.189692] __sys_sendmsg+0xd9/0x180 [ 145.193477] ? __ia32_sys_shutdown+0x70/0x70 [ 145.197867] ? __sb_end_write+0xa4/0xd0 [ 145.201881] ? kasan_check_write+0x14/0x20 [ 145.206098] ? fput+0x18/0x120 [ 145.209282] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.214631] __x64_sys_sendmsg+0x73/0xb0 [ 145.218685] do_syscall_64+0xd0/0x4e0 [ 145.222476] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.227649] RIP: 0033:0x463d89 [ 145.230836] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 145.249841] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 145.257619] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 145.264873] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 145.272372] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 145.279867] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 145.287229] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 145.304143] FAULT_INJECTION: forcing a failure. [ 145.304143] name failslab, interval 1, probability 0, space 0, times 0 [ 145.327780] CPU: 1 PID: 10060 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 145.336305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.345865] Call Trace: [ 145.348486] dump_stack+0x123/0x171 [ 145.352107] should_fail.cold.4+0x5/0xa [ 145.356343] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 145.361780] ? lock_downgrade+0x860/0x860 [ 145.365929] ? ___might_sleep+0x16b/0x270 [ 145.370182] __should_failslab+0xba/0xf0 [ 145.374351] should_failslab+0x9/0x20 [ 145.378193] kmem_cache_alloc_trace+0x2cb/0x740 [ 145.382888] ? qfq_change_class+0xa93/0x14e0 [ 145.387814] ? qfq_change_class+0xa93/0x14e0 [ 145.392214] ? __local_bh_enable_ip+0x160/0x260 [ 145.396878] qfq_change_class+0xad9/0x14e0 [ 145.401106] ? qfq_delete_class+0x2d0/0x2d0 [ 145.405814] ? nla_parse+0x197/0x280 [ 145.409522] tc_ctl_tclass+0x3e9/0xba0 [ 145.413433] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 145.418594] ? find_held_lock+0x36/0x1d0 [ 145.422670] rtnetlink_rcv_msg+0x34f/0x8f0 [ 145.427083] ? rtnetlink_put_metrics+0x490/0x490 [ 145.431844] ? find_held_lock+0x36/0x1d0 [ 145.435906] netlink_rcv_skb+0x13e/0x3d0 [ 145.439951] ? lock_downgrade+0x860/0x860 [ 145.444085] ? rtnetlink_put_metrics+0x490/0x490 [ 145.448828] ? netlink_ack+0xa70/0xa70 [ 145.452712] ? netlink_deliver_tap+0x182/0xb00 [ 145.457290] rtnetlink_rcv+0x10/0x20 [ 145.461091] netlink_unicast+0x443/0x650 [ 145.465151] ? netlink_attachskb+0x6c0/0x6c0 [ 145.469550] ? _copy_from_iter_full+0x182/0x720 [ 145.474216] ? __check_object_size+0x1ef/0x310 [ 145.478789] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 145.484326] netlink_sendmsg+0x764/0xc60 [ 145.488389] ? netlink_unicast+0x650/0x650 [ 145.492625] ? apparmor_socket_sendmsg+0x1b/0x20 [ 145.497510] ? netlink_unicast+0x650/0x650 [ 145.501746] sock_sendmsg+0xb5/0xf0 [ 145.505502] ___sys_sendmsg+0x647/0x950 [ 145.509477] ? find_held_lock+0x36/0x1d0 [ 145.513533] ? copy_msghdr_from_user+0x430/0x430 [ 145.518457] ? __fget+0x278/0x400 [ 145.521903] ? kasan_check_read+0x11/0x20 [ 145.526155] ? __fget+0x295/0x400 [ 145.529608] ? expand_files.part.8+0x700/0x700 [ 145.534286] ? __f_unlock_pos+0xd/0x10 [ 145.538515] ? __fget_light+0x174/0x1e0 [ 145.542487] ? __fdget+0xe/0x10 [ 145.545760] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 145.550600] __sys_sendmsg+0xd9/0x180 [ 145.554400] ? __ia32_sys_shutdown+0x70/0x70 [ 145.558806] ? __sb_end_write+0xa4/0xd0 [ 145.562779] ? kasan_check_write+0x14/0x20 [ 145.567010] ? fput+0x18/0x120 [ 145.570203] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.575574] __x64_sys_sendmsg+0x73/0xb0 [ 145.579651] do_syscall_64+0xd0/0x4e0 [ 145.583453] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.588629] RIP: 0033:0x463d89 [ 145.591808] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 145.611077] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 145.618778] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 145.626186] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 145.633700] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 145.640963] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 145.648226] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 145.658202] FAULT_INJECTION: forcing a failure. [ 145.658202] name failslab, interval 1, probability 0, space 0, times 0 [ 145.671077] CPU: 1 PID: 10066 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 145.679065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.688429] Call Trace: [ 145.691026] dump_stack+0x123/0x171 [ 145.694670] should_fail.cold.4+0x5/0xa [ 145.698696] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 145.703810] ? lock_downgrade+0x860/0x860 [ 145.707967] ? ___might_sleep+0x16b/0x270 [ 145.712212] __should_failslab+0xba/0xf0 [ 145.716276] should_failslab+0x9/0x20 [ 145.720065] kmem_cache_alloc_trace+0x2cb/0x740 [ 145.724729] ? qfq_change_class+0xa93/0x14e0 [ 145.729175] ? qfq_change_class+0xa93/0x14e0 [ 145.733722] ? __local_bh_enable_ip+0x160/0x260 [ 145.738422] qfq_change_class+0xad9/0x14e0 [ 145.742674] ? qfq_delete_class+0x2d0/0x2d0 [ 145.747006] ? nla_parse+0x197/0x280 [ 145.750729] tc_ctl_tclass+0x3e9/0xba0 [ 145.754606] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 145.759731] ? find_held_lock+0x36/0x1d0 [ 145.763887] rtnetlink_rcv_msg+0x34f/0x8f0 [ 145.768131] ? rtnetlink_put_metrics+0x490/0x490 [ 145.772889] ? find_held_lock+0x36/0x1d0 [ 145.777728] netlink_rcv_skb+0x13e/0x3d0 [ 145.781786] ? lock_downgrade+0x860/0x860 [ 145.785921] ? rtnetlink_put_metrics+0x490/0x490 [ 145.790786] ? netlink_ack+0xa70/0xa70 [ 145.794660] ? netlink_deliver_tap+0x182/0xb00 [ 145.799445] rtnetlink_rcv+0x10/0x20 [ 145.803159] netlink_unicast+0x443/0x650 [ 145.807225] ? netlink_attachskb+0x6c0/0x6c0 [ 145.811632] ? _copy_from_iter_full+0x182/0x720 [ 145.816290] ? __check_object_size+0x1ef/0x310 [ 145.820865] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 145.826512] netlink_sendmsg+0x764/0xc60 [ 145.830566] ? netlink_unicast+0x650/0x650 [ 145.834801] ? apparmor_socket_sendmsg+0x1b/0x20 [ 145.839557] ? netlink_unicast+0x650/0x650 [ 145.843800] sock_sendmsg+0xb5/0xf0 [ 145.847428] ___sys_sendmsg+0x647/0x950 [ 145.851437] ? find_held_lock+0x36/0x1d0 [ 145.855494] ? copy_msghdr_from_user+0x430/0x430 [ 145.860249] ? __fget+0x278/0x400 [ 145.863699] ? kasan_check_read+0x11/0x20 [ 145.867837] ? __fget+0x295/0x400 [ 145.871298] ? expand_files.part.8+0x700/0x700 [ 145.875973] ? __f_unlock_pos+0xd/0x10 [ 145.879870] ? __fget_light+0x174/0x1e0 [ 145.883838] ? __fdget+0xe/0x10 [ 145.887103] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 145.891939] __sys_sendmsg+0xd9/0x180 [ 145.895738] ? __ia32_sys_shutdown+0x70/0x70 [ 145.900133] ? __sb_end_write+0xa4/0xd0 [ 145.904110] ? kasan_check_write+0x14/0x20 [ 145.908335] ? fput+0x18/0x120 [ 145.911637] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.917119] __x64_sys_sendmsg+0x73/0xb0 [ 145.921184] do_syscall_64+0xd0/0x4e0 [ 145.924975] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 145.930373] RIP: 0033:0x463d89 [ 145.933557] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 145.952460] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 145.960277] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 145.967543] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 145.974809] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 145.982064] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 145.989319] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 146.007252] nla_parse: 4 callbacks suppressed [ 146.007257] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 146.036212] FAULT_INJECTION: forcing a failure. [ 146.036212] name failslab, interval 1, probability 0, space 0, times 0 [ 146.051571] CPU: 0 PID: 10076 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 146.059602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.069068] Call Trace: [ 146.071747] dump_stack+0x123/0x171 [ 146.075390] should_fail.cold.4+0x5/0xa [ 146.079368] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 146.084450] ? lock_downgrade+0x860/0x860 [ 146.088589] ? ___might_sleep+0x16b/0x270 [ 146.093012] __should_failslab+0xba/0xf0 [ 146.097190] should_failslab+0x9/0x20 [ 146.101171] kmem_cache_alloc_trace+0x2cb/0x740 [ 146.105858] ? qfq_change_class+0xa93/0x14e0 [ 146.110263] ? qfq_change_class+0xa93/0x14e0 [ 146.114667] ? __local_bh_enable_ip+0x160/0x260 [ 146.119347] qfq_change_class+0xad9/0x14e0 [ 146.123578] ? qfq_delete_class+0x2d0/0x2d0 [ 146.127909] ? nla_parse+0x197/0x280 [ 146.131614] tc_ctl_tclass+0x3e9/0xba0 [ 146.135499] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 146.140731] ? find_held_lock+0x36/0x1d0 [ 146.144801] rtnetlink_rcv_msg+0x34f/0x8f0 [ 146.149026] ? rtnetlink_put_metrics+0x490/0x490 [ 146.153850] ? find_held_lock+0x36/0x1d0 [ 146.158013] netlink_rcv_skb+0x13e/0x3d0 [ 146.162177] ? lock_downgrade+0x860/0x860 [ 146.166410] ? rtnetlink_put_metrics+0x490/0x490 [ 146.171159] ? netlink_ack+0xa70/0xa70 [ 146.175041] ? netlink_deliver_tap+0x182/0xb00 [ 146.179606] rtnetlink_rcv+0x10/0x20 [ 146.183300] netlink_unicast+0x443/0x650 [ 146.187370] ? netlink_attachskb+0x6c0/0x6c0 [ 146.191773] ? _copy_from_iter_full+0x182/0x720 [ 146.196434] ? __check_object_size+0x1ef/0x310 [ 146.201202] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 146.206760] netlink_sendmsg+0x764/0xc60 [ 146.210976] ? netlink_unicast+0x650/0x650 [ 146.215196] ? apparmor_socket_sendmsg+0x1b/0x20 [ 146.219954] ? netlink_unicast+0x650/0x650 [ 146.224188] sock_sendmsg+0xb5/0xf0 [ 146.227802] ___sys_sendmsg+0x647/0x950 [ 146.231767] ? find_held_lock+0x36/0x1d0 [ 146.235896] ? copy_msghdr_from_user+0x430/0x430 [ 146.242371] ? __fget+0x278/0x400 [ 146.245817] ? kasan_check_read+0x11/0x20 [ 146.249968] ? __fget+0x295/0x400 [ 146.253401] ? expand_files.part.8+0x700/0x700 [ 146.258004] ? __f_unlock_pos+0xd/0x10 [ 146.261915] ? __fget_light+0x174/0x1e0 [ 146.265898] ? __fdget+0xe/0x10 [ 146.269189] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 146.274025] __sys_sendmsg+0xd9/0x180 [ 146.277982] ? __ia32_sys_shutdown+0x70/0x70 [ 146.282376] ? __sb_end_write+0xa4/0xd0 [ 146.286338] ? kasan_check_write+0x14/0x20 [ 146.290645] ? fput+0x18/0x120 [ 146.293872] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 146.299355] __x64_sys_sendmsg+0x73/0xb0 [ 146.303509] do_syscall_64+0xd0/0x4e0 [ 146.307459] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 146.312684] RIP: 0033:0x463d89 [ 146.315957] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 146.335053] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 146.349882] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 146.357146] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 146.364510] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 146.371993] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 146.379250] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 146.389750] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 146.424912] FAULT_INJECTION: forcing a failure. [ 146.424912] name failslab, interval 1, probability 0, space 0, times 0 [ 146.436643] CPU: 0 PID: 10086 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 146.444531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.453985] Call Trace: [ 146.456563] dump_stack+0x123/0x171 [ 146.460442] should_fail.cold.4+0x5/0xa [ 146.464540] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 146.469856] ? lock_downgrade+0x860/0x860 [ 146.474108] ? ___might_sleep+0x16b/0x270 [ 146.478258] __should_failslab+0xba/0xf0 [ 146.482321] should_failslab+0x9/0x20 [ 146.486118] kmem_cache_alloc_trace+0x2cb/0x740 [ 146.490778] ? qfq_change_class+0xa93/0x14e0 [ 146.495189] ? qfq_change_class+0xa93/0x14e0 [ 146.499715] ? __local_bh_enable_ip+0x160/0x260 [ 146.504396] qfq_change_class+0xad9/0x14e0 [ 146.508638] ? qfq_delete_class+0x2d0/0x2d0 [ 146.512972] ? nla_parse+0x197/0x280 [ 146.516697] tc_ctl_tclass+0x3e9/0xba0 [ 146.520591] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 146.525889] ? find_held_lock+0x36/0x1d0 [ 146.530161] rtnetlink_rcv_msg+0x34f/0x8f0 [ 146.534404] ? rtnetlink_put_metrics+0x490/0x490 [ 146.539157] ? find_held_lock+0x36/0x1d0 [ 146.543327] netlink_rcv_skb+0x13e/0x3d0 [ 146.547837] ? lock_downgrade+0x860/0x860 [ 146.552031] ? rtnetlink_put_metrics+0x490/0x490 [ 146.556778] ? netlink_ack+0xa70/0xa70 [ 146.560675] ? netlink_deliver_tap+0x182/0xb00 [ 146.565381] rtnetlink_rcv+0x10/0x20 [ 146.569299] netlink_unicast+0x443/0x650 [ 146.573443] ? netlink_attachskb+0x6c0/0x6c0 [ 146.577852] ? _copy_from_iter_full+0x182/0x720 [ 146.582525] ? __check_object_size+0x1ef/0x310 [ 146.587190] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 146.592728] netlink_sendmsg+0x764/0xc60 [ 146.596812] ? netlink_unicast+0x650/0x650 [ 146.601038] ? apparmor_socket_sendmsg+0x1b/0x20 [ 146.605783] ? netlink_unicast+0x650/0x650 [ 146.610020] sock_sendmsg+0xb5/0xf0 [ 146.613787] ___sys_sendmsg+0x647/0x950 [ 146.617760] ? find_held_lock+0x36/0x1d0 [ 146.621821] ? copy_msghdr_from_user+0x430/0x430 [ 146.626574] ? __fget+0x278/0x400 [ 146.630027] ? kasan_check_read+0x11/0x20 [ 146.634356] ? __fget+0x295/0x400 [ 146.637891] ? expand_files.part.8+0x700/0x700 [ 146.642865] ? __f_unlock_pos+0xd/0x10 [ 146.646770] ? __fget_light+0x174/0x1e0 [ 146.651296] ? __fdget+0xe/0x10 [ 146.654756] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 146.659702] __sys_sendmsg+0xd9/0x180 [ 146.663596] ? __ia32_sys_shutdown+0x70/0x70 [ 146.668001] ? __sb_end_write+0xa4/0xd0 [ 146.672077] ? kasan_check_write+0x14/0x20 [ 146.676396] ? fput+0x18/0x120 [ 146.679615] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 146.684992] __x64_sys_sendmsg+0x73/0xb0 [ 146.689042] do_syscall_64+0xd0/0x4e0 [ 146.692867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 146.698278] RIP: 0033:0x463d89 [ 146.701464] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 146.720388] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 146.728085] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 146.735359] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 146.742622] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 146.749990] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 146.757313] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 146.774971] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 146.792287] FAULT_INJECTION: forcing a failure. [ 146.792287] name failslab, interval 1, probability 0, space 0, times 0 [ 146.804855] CPU: 1 PID: 10100 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 146.812770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.822140] Call Trace: [ 146.824721] dump_stack+0x123/0x171 [ 146.828334] should_fail.cold.4+0x5/0xa [ 146.832335] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 146.837421] ? lock_downgrade+0x860/0x860 [ 146.841567] ? ___might_sleep+0x16b/0x270 [ 146.845707] __should_failslab+0xba/0xf0 [ 146.849754] should_failslab+0x9/0x20 [ 146.853633] kmem_cache_alloc_trace+0x2cb/0x740 [ 146.858413] ? qfq_change_class+0xa93/0x14e0 [ 146.862817] ? qfq_change_class+0xa93/0x14e0 [ 146.867214] ? __local_bh_enable_ip+0x160/0x260 [ 146.871866] qfq_change_class+0xad9/0x14e0 [ 146.876083] ? qfq_delete_class+0x2d0/0x2d0 [ 146.880471] ? nla_parse+0x197/0x280 [ 146.884173] tc_ctl_tclass+0x3e9/0xba0 [ 146.888043] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 146.893239] ? find_held_lock+0x36/0x1d0 [ 146.897291] rtnetlink_rcv_msg+0x34f/0x8f0 [ 146.901545] ? rtnetlink_put_metrics+0x490/0x490 [ 146.906303] ? find_held_lock+0x36/0x1d0 [ 146.910392] netlink_rcv_skb+0x13e/0x3d0 [ 146.914438] ? lock_downgrade+0x860/0x860 [ 146.918589] ? rtnetlink_put_metrics+0x490/0x490 [ 146.923339] ? netlink_ack+0xa70/0xa70 [ 146.927334] ? netlink_deliver_tap+0x182/0xb00 [ 146.931905] rtnetlink_rcv+0x10/0x20 [ 146.935622] netlink_unicast+0x443/0x650 [ 146.939796] ? netlink_attachskb+0x6c0/0x6c0 [ 146.944426] ? _copy_from_iter_full+0x182/0x720 [ 146.949264] ? __check_object_size+0x1ef/0x310 [ 146.953860] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 146.959402] netlink_sendmsg+0x764/0xc60 [ 146.963590] ? netlink_unicast+0x650/0x650 [ 146.967835] ? apparmor_socket_sendmsg+0x1b/0x20 [ 146.972760] ? netlink_unicast+0x650/0x650 [ 146.976988] sock_sendmsg+0xb5/0xf0 [ 146.980604] ___sys_sendmsg+0x647/0x950 [ 146.984584] ? find_held_lock+0x36/0x1d0 [ 146.988642] ? copy_msghdr_from_user+0x430/0x430 [ 146.993391] ? __fget+0x278/0x400 [ 146.996833] ? kasan_check_read+0x11/0x20 [ 147.000976] ? __fget+0x295/0x400 [ 147.004451] ? expand_files.part.8+0x700/0x700 [ 147.009018] ? __f_unlock_pos+0xd/0x10 [ 147.012890] ? __fget_light+0x174/0x1e0 [ 147.016950] ? __fdget+0xe/0x10 [ 147.020224] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 147.025061] __sys_sendmsg+0xd9/0x180 [ 147.028869] ? __ia32_sys_shutdown+0x70/0x70 [ 147.033437] ? __sb_end_write+0xa4/0xd0 [ 147.037407] ? kasan_check_write+0x14/0x20 [ 147.041637] ? fput+0x18/0x120 [ 147.044853] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 147.050205] __x64_sys_sendmsg+0x73/0xb0 [ 147.054296] do_syscall_64+0xd0/0x4e0 [ 147.058096] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 147.063279] RIP: 0033:0x463d89 [ 147.066465] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 147.085446] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 147.093160] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 147.100413] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 147.107793] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 147.115059] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 147.122330] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 147.144519] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 147.168479] FAULT_INJECTION: forcing a failure. [ 147.168479] name failslab, interval 1, probability 0, space 0, times 0 [ 147.181526] CPU: 0 PID: 10110 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 147.189474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.199098] Call Trace: [ 147.201699] dump_stack+0x123/0x171 [ 147.205352] should_fail.cold.4+0x5/0xa [ 147.209329] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 147.214423] ? lock_downgrade+0x860/0x860 [ 147.218574] ? ___might_sleep+0x16b/0x270 [ 147.222722] __should_failslab+0xba/0xf0 [ 147.226775] should_failslab+0x9/0x20 [ 147.230573] kmem_cache_alloc_trace+0x2cb/0x740 [ 147.235334] ? qfq_change_class+0xa93/0x14e0 [ 147.239739] ? qfq_change_class+0xa93/0x14e0 [ 147.244148] ? __local_bh_enable_ip+0x160/0x260 [ 147.248811] qfq_change_class+0xad9/0x14e0 [ 147.253040] ? qfq_delete_class+0x2d0/0x2d0 [ 147.257346] ? nla_parse+0x197/0x280 [ 147.261227] tc_ctl_tclass+0x3e9/0xba0 [ 147.265101] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 147.270200] ? find_held_lock+0x36/0x1d0 [ 147.274264] rtnetlink_rcv_msg+0x34f/0x8f0 [ 147.278575] ? rtnetlink_put_metrics+0x490/0x490 [ 147.283323] ? find_held_lock+0x36/0x1d0 [ 147.287372] netlink_rcv_skb+0x13e/0x3d0 [ 147.291431] ? lock_downgrade+0x860/0x860 [ 147.295591] ? rtnetlink_put_metrics+0x490/0x490 [ 147.300420] ? netlink_ack+0xa70/0xa70 [ 147.304292] ? netlink_deliver_tap+0x182/0xb00 [ 147.308871] rtnetlink_rcv+0x10/0x20 [ 147.312582] netlink_unicast+0x443/0x650 [ 147.316644] ? netlink_attachskb+0x6c0/0x6c0 [ 147.321037] ? _copy_from_iter_full+0x182/0x720 [ 147.325699] ? __check_object_size+0x1ef/0x310 [ 147.330286] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 147.335827] netlink_sendmsg+0x764/0xc60 [ 147.339886] ? netlink_unicast+0x650/0x650 [ 147.344127] ? apparmor_socket_sendmsg+0x1b/0x20 [ 147.348878] ? netlink_unicast+0x650/0x650 [ 147.353108] sock_sendmsg+0xb5/0xf0 [ 147.356723] ___sys_sendmsg+0x647/0x950 [ 147.360683] ? find_held_lock+0x36/0x1d0 [ 147.364742] ? copy_msghdr_from_user+0x430/0x430 [ 147.369494] ? __fget+0x278/0x400 [ 147.372962] ? kasan_check_read+0x11/0x20 [ 147.377097] ? __fget+0x295/0x400 [ 147.380536] ? expand_files.part.8+0x700/0x700 [ 147.385107] ? __f_unlock_pos+0xd/0x10 [ 147.388994] ? __fget_light+0x174/0x1e0 [ 147.392971] ? __fdget+0xe/0x10 [ 147.396334] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 147.401181] __sys_sendmsg+0xd9/0x180 [ 147.404968] ? __ia32_sys_shutdown+0x70/0x70 [ 147.409389] ? __sb_end_write+0xa4/0xd0 [ 147.413382] ? kasan_check_write+0x14/0x20 [ 147.417606] ? fput+0x18/0x120 [ 147.420789] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 147.426147] __x64_sys_sendmsg+0x73/0xb0 [ 147.430210] do_syscall_64+0xd0/0x4e0 [ 147.434012] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 147.439209] RIP: 0033:0x463d89 [ 147.442396] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 147.462429] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 147.470131] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 147.477512] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 147.484960] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 147.492449] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 147.499861] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 147.509209] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 147.527978] FAULT_INJECTION: forcing a failure. [ 147.527978] name failslab, interval 1, probability 0, space 0, times 0 [ 147.547335] CPU: 0 PID: 10116 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 147.555279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.564713] Call Trace: [ 147.567312] dump_stack+0x123/0x171 [ 147.571068] should_fail.cold.4+0x5/0xa [ 147.575228] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 147.580329] ? lock_downgrade+0x860/0x860 [ 147.584472] ? ___might_sleep+0x16b/0x270 [ 147.588609] __should_failslab+0xba/0xf0 [ 147.592679] should_failslab+0x9/0x20 [ 147.596485] kmem_cache_alloc_trace+0x2cb/0x740 [ 147.601153] ? qfq_change_class+0xa93/0x14e0 [ 147.605548] ? qfq_change_class+0xa93/0x14e0 [ 147.609941] ? __local_bh_enable_ip+0x160/0x260 [ 147.614600] qfq_change_class+0xad9/0x14e0 [ 147.618827] ? qfq_delete_class+0x2d0/0x2d0 [ 147.623155] ? nla_parse+0x197/0x280 [ 147.626873] tc_ctl_tclass+0x3e9/0xba0 [ 147.630841] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 147.636032] ? find_held_lock+0x36/0x1d0 [ 147.640105] rtnetlink_rcv_msg+0x34f/0x8f0 [ 147.644342] ? rtnetlink_put_metrics+0x490/0x490 [ 147.649097] ? find_held_lock+0x36/0x1d0 [ 147.653152] netlink_rcv_skb+0x13e/0x3d0 [ 147.657200] ? lock_downgrade+0x860/0x860 [ 147.661332] ? rtnetlink_put_metrics+0x490/0x490 [ 147.666303] ? netlink_ack+0xa70/0xa70 [ 147.670184] ? netlink_deliver_tap+0x182/0xb00 [ 147.674781] rtnetlink_rcv+0x10/0x20 [ 147.678489] netlink_unicast+0x443/0x650 [ 147.682545] ? netlink_attachskb+0x6c0/0x6c0 [ 147.687059] ? _copy_from_iter_full+0x182/0x720 [ 147.691717] ? __check_object_size+0x1ef/0x310 [ 147.696286] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 147.701820] netlink_sendmsg+0x764/0xc60 [ 147.705866] ? netlink_unicast+0x650/0x650 [ 147.710086] ? apparmor_socket_sendmsg+0x1b/0x20 [ 147.714852] ? netlink_unicast+0x650/0x650 [ 147.719187] sock_sendmsg+0xb5/0xf0 [ 147.722815] ___sys_sendmsg+0x647/0x950 [ 147.726954] ? find_held_lock+0x36/0x1d0 [ 147.730997] ? copy_msghdr_from_user+0x430/0x430 [ 147.735743] ? __fget+0x278/0x400 [ 147.739188] ? kasan_check_read+0x11/0x20 [ 147.743333] ? __fget+0x295/0x400 [ 147.746779] ? expand_files.part.8+0x700/0x700 [ 147.751355] ? __f_unlock_pos+0xd/0x10 [ 147.755244] ? __fget_light+0x174/0x1e0 [ 147.759210] ? __fdget+0xe/0x10 [ 147.762510] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 147.767348] __sys_sendmsg+0xd9/0x180 [ 147.771350] ? __ia32_sys_shutdown+0x70/0x70 [ 147.775763] ? __sb_end_write+0xa4/0xd0 [ 147.779962] ? kasan_check_write+0x14/0x20 [ 147.784312] ? fput+0x18/0x120 [ 147.787508] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 147.792871] __x64_sys_sendmsg+0x73/0xb0 [ 147.796966] do_syscall_64+0xd0/0x4e0 [ 147.800774] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 147.805951] RIP: 0033:0x463d89 [ 147.809313] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 147.828410] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 147.836126] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 147.843656] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 147.850950] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 147.858317] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 147.865667] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 147.875668] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 147.894368] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 147.912085] FAULT_INJECTION: forcing a failure. [ 147.912085] name failslab, interval 1, probability 0, space 0, times 0 [ 147.925132] CPU: 0 PID: 10134 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 147.933032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.942472] Call Trace: [ 147.945061] dump_stack+0x123/0x171 [ 147.948676] should_fail.cold.4+0x5/0xa [ 147.952654] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 147.957743] ? lock_downgrade+0x860/0x860 [ 147.962065] ? ___might_sleep+0x16b/0x270 [ 147.966212] __should_failslab+0xba/0xf0 [ 147.970277] should_failslab+0x9/0x20 [ 147.974085] kmem_cache_alloc_trace+0x2cb/0x740 [ 147.978872] ? qfq_change_class+0xa93/0x14e0 [ 147.983297] ? qfq_change_class+0xa93/0x14e0 [ 147.987690] ? __local_bh_enable_ip+0x160/0x260 [ 147.992386] qfq_change_class+0xad9/0x14e0 [ 147.996619] ? qfq_delete_class+0x2d0/0x2d0 [ 148.000938] ? nla_parse+0x197/0x280 [ 148.004660] tc_ctl_tclass+0x3e9/0xba0 [ 148.008814] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 148.014181] ? find_held_lock+0x36/0x1d0 [ 148.018576] rtnetlink_rcv_msg+0x34f/0x8f0 [ 148.022842] ? rtnetlink_put_metrics+0x490/0x490 [ 148.027599] ? find_held_lock+0x36/0x1d0 [ 148.031660] netlink_rcv_skb+0x13e/0x3d0 [ 148.035742] ? lock_downgrade+0x860/0x860 [ 148.040418] ? rtnetlink_put_metrics+0x490/0x490 [ 148.045264] ? netlink_ack+0xa70/0xa70 [ 148.049233] ? netlink_deliver_tap+0x182/0xb00 [ 148.053914] rtnetlink_rcv+0x10/0x20 [ 148.057812] netlink_unicast+0x443/0x650 [ 148.061904] ? netlink_attachskb+0x6c0/0x6c0 [ 148.066392] ? _copy_from_iter_full+0x182/0x720 [ 148.071071] ? __check_object_size+0x1ef/0x310 [ 148.075644] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 148.081258] netlink_sendmsg+0x764/0xc60 [ 148.085677] ? netlink_unicast+0x650/0x650 [ 148.089915] ? apparmor_socket_sendmsg+0x1b/0x20 [ 148.094680] ? netlink_unicast+0x650/0x650 [ 148.098907] sock_sendmsg+0xb5/0xf0 [ 148.102523] ___sys_sendmsg+0x647/0x950 [ 148.106577] ? find_held_lock+0x36/0x1d0 [ 148.110710] ? copy_msghdr_from_user+0x430/0x430 [ 148.116290] ? __fget+0x278/0x400 [ 148.119745] ? kasan_check_read+0x11/0x20 [ 148.123882] ? __fget+0x295/0x400 [ 148.127332] ? expand_files.part.8+0x700/0x700 [ 148.131904] ? __f_unlock_pos+0xd/0x10 [ 148.135863] ? __fget_light+0x174/0x1e0 [ 148.139836] ? __fdget+0xe/0x10 [ 148.143145] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 148.148971] __sys_sendmsg+0xd9/0x180 [ 148.153013] ? __ia32_sys_shutdown+0x70/0x70 [ 148.157474] ? __sb_end_write+0xa4/0xd0 [ 148.161458] ? kasan_check_write+0x14/0x20 [ 148.165699] ? fput+0x18/0x120 [ 148.169161] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.174528] __x64_sys_sendmsg+0x73/0xb0 [ 148.178588] do_syscall_64+0xd0/0x4e0 [ 148.182394] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.188029] RIP: 0033:0x463d89 [ 148.191377] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 148.210611] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 148.218399] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 148.225671] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 148.232936] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 148.240233] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 148.247580] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 148.259026] FAULT_INJECTION: forcing a failure. [ 148.259026] name failslab, interval 1, probability 0, space 0, times 0 [ 148.274186] CPU: 1 PID: 10136 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 148.282094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.291534] Call Trace: [ 148.294208] dump_stack+0x123/0x171 [ 148.297820] should_fail.cold.4+0x5/0xa [ 148.301801] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 148.306901] ? lock_downgrade+0x860/0x860 [ 148.311041] ? ___might_sleep+0x16b/0x270 [ 148.315194] __should_failslab+0xba/0xf0 [ 148.319247] should_failslab+0x9/0x20 [ 148.323034] kmem_cache_alloc_trace+0x2cb/0x740 [ 148.327707] ? qfq_change_class+0xa93/0x14e0 [ 148.332619] ? qfq_change_class+0xa93/0x14e0 [ 148.337107] ? __local_bh_enable_ip+0x160/0x260 [ 148.341855] qfq_change_class+0xad9/0x14e0 [ 148.346080] ? qfq_delete_class+0x2d0/0x2d0 [ 148.350408] ? nla_parse+0x197/0x280 [ 148.354253] tc_ctl_tclass+0x3e9/0xba0 [ 148.358224] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 148.363771] ? find_held_lock+0x36/0x1d0 [ 148.367829] rtnetlink_rcv_msg+0x34f/0x8f0 [ 148.372087] ? rtnetlink_put_metrics+0x490/0x490 [ 148.376841] ? find_held_lock+0x36/0x1d0 [ 148.381043] netlink_rcv_skb+0x13e/0x3d0 [ 148.385104] ? lock_downgrade+0x860/0x860 [ 148.389238] ? rtnetlink_put_metrics+0x490/0x490 [ 148.394063] ? netlink_ack+0xa70/0xa70 [ 148.397942] ? netlink_deliver_tap+0x182/0xb00 [ 148.403166] rtnetlink_rcv+0x10/0x20 [ 148.406876] netlink_unicast+0x443/0x650 [ 148.411212] ? netlink_attachskb+0x6c0/0x6c0 [ 148.415606] ? _copy_from_iter_full+0x182/0x720 [ 148.420381] ? __check_object_size+0x1ef/0x310 [ 148.425172] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 148.430702] netlink_sendmsg+0x764/0xc60 [ 148.434754] ? netlink_unicast+0x650/0x650 [ 148.438990] ? apparmor_socket_sendmsg+0x1b/0x20 [ 148.443736] ? netlink_unicast+0x650/0x650 [ 148.448147] sock_sendmsg+0xb5/0xf0 [ 148.451762] ___sys_sendmsg+0x647/0x950 [ 148.455917] ? find_held_lock+0x36/0x1d0 [ 148.460073] ? copy_msghdr_from_user+0x430/0x430 [ 148.464871] ? __fget+0x278/0x400 [ 148.468419] ? kasan_check_read+0x11/0x20 [ 148.472558] ? __fget+0x295/0x400 [ 148.476156] ? expand_files.part.8+0x700/0x700 [ 148.480748] ? __f_unlock_pos+0xd/0x10 [ 148.484746] ? __fget_light+0x174/0x1e0 [ 148.488766] ? __fdget+0xe/0x10 [ 148.492278] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 148.497117] __sys_sendmsg+0xd9/0x180 [ 148.500914] ? __ia32_sys_shutdown+0x70/0x70 [ 148.505405] ? __sb_end_write+0xa4/0xd0 [ 148.509389] ? kasan_check_write+0x14/0x20 [ 148.513631] ? fput+0x18/0x120 [ 148.516839] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.522188] __x64_sys_sendmsg+0x73/0xb0 [ 148.527010] do_syscall_64+0xd0/0x4e0 [ 148.530900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.536096] RIP: 0033:0x463d89 [ 148.539619] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 148.558770] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 148.566556] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 148.574006] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 148.581272] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 148.588793] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 148.596180] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 148.618320] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 148.643830] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 148.664807] FAULT_INJECTION: forcing a failure. [ 148.664807] name failslab, interval 1, probability 0, space 0, times 0 [ 148.679127] CPU: 0 PID: 10146 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 148.687227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.696568] Call Trace: [ 148.699214] dump_stack+0x123/0x171 [ 148.703183] should_fail.cold.4+0x5/0xa [ 148.707168] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 148.712273] ? lock_downgrade+0x860/0x860 [ 148.716494] ? ___might_sleep+0x16b/0x270 [ 148.720734] __should_failslab+0xba/0xf0 [ 148.725077] should_failslab+0x9/0x20 [ 148.729328] kmem_cache_alloc_trace+0x2cb/0x740 [ 148.734004] ? qfq_change_class+0xa93/0x14e0 [ 148.738407] ? qfq_change_class+0xa93/0x14e0 [ 148.742832] ? __local_bh_enable_ip+0x160/0x260 [ 148.747806] qfq_change_class+0xad9/0x14e0 [ 148.752180] ? qfq_delete_class+0x2d0/0x2d0 [ 148.756583] ? nla_parse+0x197/0x280 [ 148.760303] tc_ctl_tclass+0x3e9/0xba0 [ 148.765174] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 148.770284] ? find_held_lock+0x36/0x1d0 [ 148.774971] rtnetlink_rcv_msg+0x34f/0x8f0 [ 148.780408] ? rtnetlink_put_metrics+0x490/0x490 [ 148.785486] ? find_held_lock+0x36/0x1d0 [ 148.790270] netlink_rcv_skb+0x13e/0x3d0 [ 148.794872] ? lock_downgrade+0x860/0x860 [ 148.799035] ? rtnetlink_put_metrics+0x490/0x490 [ 148.804666] ? netlink_ack+0xa70/0xa70 [ 148.808678] ? netlink_deliver_tap+0x182/0xb00 [ 148.814259] rtnetlink_rcv+0x10/0x20 [ 148.818640] netlink_unicast+0x443/0x650 [ 148.823488] ? netlink_attachskb+0x6c0/0x6c0 [ 148.827898] ? _copy_from_iter_full+0x182/0x720 [ 148.832761] ? __check_object_size+0x1ef/0x310 [ 148.837340] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 148.842975] netlink_sendmsg+0x764/0xc60 [ 148.847125] ? netlink_unicast+0x650/0x650 [ 148.851703] ? apparmor_socket_sendmsg+0x1b/0x20 [ 148.856873] ? netlink_unicast+0x650/0x650 [ 148.861173] sock_sendmsg+0xb5/0xf0 [ 148.864906] ___sys_sendmsg+0x647/0x950 [ 148.868967] ? find_held_lock+0x36/0x1d0 [ 148.873245] ? copy_msghdr_from_user+0x430/0x430 [ 148.878027] ? __fget+0x278/0x400 [ 148.881584] ? kasan_check_read+0x11/0x20 [ 148.885726] ? __fget+0x295/0x400 [ 148.889193] ? expand_files.part.8+0x700/0x700 [ 148.893783] ? __f_unlock_pos+0xd/0x10 [ 148.897664] ? __fget_light+0x174/0x1e0 [ 148.901637] ? __fdget+0xe/0x10 [ 148.904928] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 148.910042] __sys_sendmsg+0xd9/0x180 [ 148.914164] ? __ia32_sys_shutdown+0x70/0x70 [ 148.919152] ? __sb_end_write+0xa4/0xd0 [ 148.923662] ? kasan_check_write+0x14/0x20 [ 148.928391] ? fput+0x18/0x120 [ 148.931750] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.937383] __x64_sys_sendmsg+0x73/0xb0 [ 148.941711] do_syscall_64+0xd0/0x4e0 [ 148.945977] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 148.951596] RIP: 0033:0x463d89 [ 148.954863] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 148.973841] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 148.981714] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 148.989760] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 148.997157] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 149.004929] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 149.012193] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 149.022900] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 149.053712] FAULT_INJECTION: forcing a failure. [ 149.053712] name failslab, interval 1, probability 0, space 0, times 0 [ 149.067949] CPU: 0 PID: 10156 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 149.075869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.085392] Call Trace: [ 149.088066] dump_stack+0x123/0x171 [ 149.091799] should_fail.cold.4+0x5/0xa [ 149.096184] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 149.101390] ? lock_downgrade+0x860/0x860 [ 149.105541] ? ___might_sleep+0x16b/0x270 [ 149.109782] __should_failslab+0xba/0xf0 [ 149.113840] should_failslab+0x9/0x20 [ 149.117628] kmem_cache_alloc_trace+0x2cb/0x740 [ 149.122309] ? qfq_change_class+0xa93/0x14e0 [ 149.126700] ? qfq_change_class+0xa93/0x14e0 [ 149.131097] ? __local_bh_enable_ip+0x160/0x260 [ 149.135746] qfq_change_class+0xad9/0x14e0 [ 149.139961] ? qfq_delete_class+0x2d0/0x2d0 [ 149.144438] ? nla_parse+0x197/0x280 [ 149.148269] tc_ctl_tclass+0x3e9/0xba0 [ 149.152255] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 149.157427] ? find_held_lock+0x36/0x1d0 [ 149.161495] rtnetlink_rcv_msg+0x34f/0x8f0 [ 149.165746] ? rtnetlink_put_metrics+0x490/0x490 [ 149.170500] ? find_held_lock+0x36/0x1d0 [ 149.174654] netlink_rcv_skb+0x13e/0x3d0 [ 149.178895] ? lock_downgrade+0x860/0x860 [ 149.183202] ? rtnetlink_put_metrics+0x490/0x490 [ 149.187949] ? netlink_ack+0xa70/0xa70 [ 149.191850] ? netlink_deliver_tap+0x182/0xb00 [ 149.196475] rtnetlink_rcv+0x10/0x20 [ 149.200285] netlink_unicast+0x443/0x650 [ 149.204463] ? netlink_attachskb+0x6c0/0x6c0 [ 149.208864] ? _copy_from_iter_full+0x182/0x720 [ 149.213536] ? __check_object_size+0x1ef/0x310 [ 149.218545] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 149.224512] netlink_sendmsg+0x764/0xc60 [ 149.228584] ? netlink_unicast+0x650/0x650 [ 149.233360] ? apparmor_socket_sendmsg+0x1b/0x20 [ 149.238631] ? netlink_unicast+0x650/0x650 [ 149.243358] sock_sendmsg+0xb5/0xf0 [ 149.247189] ___sys_sendmsg+0x647/0x950 [ 149.251524] ? find_held_lock+0x36/0x1d0 [ 149.255984] ? copy_msghdr_from_user+0x430/0x430 [ 149.261136] ? __fget+0x278/0x400 [ 149.264887] ? kasan_check_read+0x11/0x20 [ 149.269232] ? __fget+0x295/0x400 [ 149.272939] ? expand_files.part.8+0x700/0x700 [ 149.277609] ? __f_unlock_pos+0xd/0x10 [ 149.281498] ? __fget_light+0x174/0x1e0 [ 149.285977] ? __fdget+0xe/0x10 [ 149.289695] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 149.294544] __sys_sendmsg+0xd9/0x180 [ 149.298888] ? __ia32_sys_shutdown+0x70/0x70 [ 149.304062] ? __sb_end_write+0xa4/0xd0 [ 149.308331] ? kasan_check_write+0x14/0x20 [ 149.312586] ? fput+0x18/0x120 [ 149.315892] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 149.322215] __x64_sys_sendmsg+0x73/0xb0 [ 149.326780] do_syscall_64+0xd0/0x4e0 [ 149.330874] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 149.337795] RIP: 0033:0x463d89 [ 149.341177] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 149.360505] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 149.368210] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 149.375963] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 149.383237] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 149.390503] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 149.397755] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 2021/05/24 20:53:39 executed programs: 304 [ 149.416587] FAULT_INJECTION: forcing a failure. [ 149.416587] name failslab, interval 1, probability 0, space 0, times 0 [ 149.439365] CPU: 1 PID: 10178 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 149.447282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.456907] Call Trace: [ 149.459491] dump_stack+0x123/0x171 [ 149.463130] should_fail.cold.4+0x5/0xa [ 149.467093] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 149.472189] ? lock_downgrade+0x860/0x860 [ 149.476327] ? ___might_sleep+0x16b/0x270 [ 149.480665] __should_failslab+0xba/0xf0 [ 149.484750] should_failslab+0x9/0x20 [ 149.488558] kmem_cache_alloc_trace+0x2cb/0x740 [ 149.493249] ? qfq_change_class+0xa93/0x14e0 [ 149.497666] ? qfq_change_class+0xa93/0x14e0 [ 149.502214] ? __local_bh_enable_ip+0x160/0x260 [ 149.506891] qfq_change_class+0xad9/0x14e0 [ 149.511154] ? qfq_delete_class+0x2d0/0x2d0 [ 149.515715] ? nla_parse+0x197/0x280 [ 149.519567] tc_ctl_tclass+0x3e9/0xba0 [ 149.523450] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 149.528780] ? find_held_lock+0x36/0x1d0 [ 149.532855] rtnetlink_rcv_msg+0x34f/0x8f0 [ 149.537079] ? rtnetlink_put_metrics+0x490/0x490 [ 149.541839] ? find_held_lock+0x36/0x1d0 [ 149.546089] netlink_rcv_skb+0x13e/0x3d0 [ 149.550148] ? lock_downgrade+0x860/0x860 [ 149.554287] ? rtnetlink_put_metrics+0x490/0x490 [ 149.559080] ? netlink_ack+0xa70/0xa70 [ 149.562952] ? netlink_deliver_tap+0x182/0xb00 [ 149.567545] rtnetlink_rcv+0x10/0x20 [ 149.571241] netlink_unicast+0x443/0x650 [ 149.575287] ? netlink_attachskb+0x6c0/0x6c0 [ 149.579686] ? _copy_from_iter_full+0x182/0x720 [ 149.584346] ? __check_object_size+0x1ef/0x310 [ 149.588929] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 149.594559] netlink_sendmsg+0x764/0xc60 [ 149.598706] ? netlink_unicast+0x650/0x650 [ 149.603023] ? apparmor_socket_sendmsg+0x1b/0x20 [ 149.607874] ? netlink_unicast+0x650/0x650 [ 149.612279] sock_sendmsg+0xb5/0xf0 [ 149.615902] ___sys_sendmsg+0x647/0x950 [ 149.619899] ? find_held_lock+0x36/0x1d0 [ 149.623962] ? copy_msghdr_from_user+0x430/0x430 [ 149.628713] ? __fget+0x278/0x400 [ 149.632159] ? kasan_check_read+0x11/0x20 [ 149.636304] ? __fget+0x295/0x400 [ 149.639756] ? expand_files.part.8+0x700/0x700 [ 149.644361] ? __f_unlock_pos+0xd/0x10 [ 149.648344] ? __fget_light+0x174/0x1e0 [ 149.652319] ? __fdget+0xe/0x10 [ 149.655598] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 149.660437] __sys_sendmsg+0xd9/0x180 [ 149.664225] ? __ia32_sys_shutdown+0x70/0x70 [ 149.668637] ? __sb_end_write+0xa4/0xd0 [ 149.672612] ? kasan_check_write+0x14/0x20 [ 149.676868] ? fput+0x18/0x120 [ 149.680051] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 149.685412] __x64_sys_sendmsg+0x73/0xb0 [ 149.689481] do_syscall_64+0xd0/0x4e0 [ 149.693268] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 149.698450] RIP: 0033:0x463d89 [ 149.701629] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 149.720546] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 149.728255] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 149.735527] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 149.742781] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 149.750245] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 149.757519] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 149.773012] FAULT_INJECTION: forcing a failure. [ 149.773012] name failslab, interval 1, probability 0, space 0, times 0 [ 149.794362] CPU: 1 PID: 10180 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 149.802285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.812077] Call Trace: [ 149.815108] dump_stack+0x123/0x171 [ 149.818834] should_fail.cold.4+0x5/0xa [ 149.822818] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 149.827915] ? lock_downgrade+0x860/0x860 [ 149.832087] ? ___might_sleep+0x16b/0x270 [ 149.836228] __should_failslab+0xba/0xf0 [ 149.840304] should_failslab+0x9/0x20 [ 149.844094] kmem_cache_alloc_trace+0x2cb/0x740 [ 149.848751] ? qfq_change_class+0xa93/0x14e0 [ 149.853293] ? qfq_change_class+0xa93/0x14e0 [ 149.857694] ? __local_bh_enable_ip+0x160/0x260 [ 149.862351] qfq_change_class+0xad9/0x14e0 [ 149.866593] ? qfq_delete_class+0x2d0/0x2d0 [ 149.870911] ? nla_parse+0x197/0x280 [ 149.874633] tc_ctl_tclass+0x3e9/0xba0 [ 149.878516] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 149.883629] ? find_held_lock+0x36/0x1d0 [ 149.887697] rtnetlink_rcv_msg+0x34f/0x8f0 [ 149.892126] ? rtnetlink_put_metrics+0x490/0x490 [ 149.896881] ? find_held_lock+0x36/0x1d0 [ 149.900951] netlink_rcv_skb+0x13e/0x3d0 [ 149.904999] ? lock_downgrade+0x860/0x860 [ 149.909137] ? rtnetlink_put_metrics+0x490/0x490 [ 149.913876] ? netlink_ack+0xa70/0xa70 [ 149.917942] ? netlink_deliver_tap+0x182/0xb00 [ 149.922511] rtnetlink_rcv+0x10/0x20 [ 149.926219] netlink_unicast+0x443/0x650 [ 149.930268] ? netlink_attachskb+0x6c0/0x6c0 [ 149.934679] ? _copy_from_iter_full+0x182/0x720 [ 149.939357] ? __check_object_size+0x1ef/0x310 [ 149.943934] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 149.949488] netlink_sendmsg+0x764/0xc60 [ 149.953555] ? netlink_unicast+0x650/0x650 [ 149.957791] ? apparmor_socket_sendmsg+0x1b/0x20 [ 149.962543] ? netlink_unicast+0x650/0x650 [ 149.966811] sock_sendmsg+0xb5/0xf0 [ 149.970422] ___sys_sendmsg+0x647/0x950 [ 149.974383] ? find_held_lock+0x36/0x1d0 [ 149.978460] ? copy_msghdr_from_user+0x430/0x430 [ 149.983217] ? __fget+0x278/0x400 [ 149.986667] ? kasan_check_read+0x11/0x20 [ 149.990810] ? __fget+0x295/0x400 [ 149.994289] ? expand_files.part.8+0x700/0x700 [ 149.998864] ? __f_unlock_pos+0xd/0x10 [ 150.002736] ? __fget_light+0x174/0x1e0 [ 150.006693] ? __fdget+0xe/0x10 [ 150.009971] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 150.014803] __sys_sendmsg+0xd9/0x180 [ 150.018615] ? __ia32_sys_shutdown+0x70/0x70 [ 150.023230] ? __sb_end_write+0xa4/0xd0 [ 150.027216] ? kasan_check_write+0x14/0x20 [ 150.031478] ? fput+0x18/0x120 [ 150.034666] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.040043] __x64_sys_sendmsg+0x73/0xb0 [ 150.044118] do_syscall_64+0xd0/0x4e0 [ 150.047923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.053116] RIP: 0033:0x463d89 [ 150.056306] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 150.075200] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 150.082922] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 150.090209] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 150.097471] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 150.104732] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 150.112006] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 150.128575] FAULT_INJECTION: forcing a failure. [ 150.128575] name failslab, interval 1, probability 0, space 0, times 0 [ 150.141853] CPU: 1 PID: 10198 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 150.149793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.159153] Call Trace: [ 150.161754] dump_stack+0x123/0x171 [ 150.165398] should_fail.cold.4+0x5/0xa [ 150.169480] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 150.174850] ? lock_downgrade+0x860/0x860 [ 150.179015] ? ___might_sleep+0x16b/0x270 [ 150.183165] __should_failslab+0xba/0xf0 [ 150.187213] should_failslab+0x9/0x20 [ 150.191034] kmem_cache_alloc_trace+0x2cb/0x740 [ 150.195729] ? qfq_change_class+0xa93/0x14e0 [ 150.200282] ? qfq_change_class+0xa93/0x14e0 [ 150.204777] ? __local_bh_enable_ip+0x160/0x260 [ 150.209484] qfq_change_class+0xad9/0x14e0 [ 150.213854] ? qfq_delete_class+0x2d0/0x2d0 [ 150.218215] ? nla_parse+0x197/0x280 [ 150.221914] tc_ctl_tclass+0x3e9/0xba0 [ 150.225795] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 150.230899] ? find_held_lock+0x36/0x1d0 [ 150.235030] rtnetlink_rcv_msg+0x34f/0x8f0 [ 150.239279] ? rtnetlink_put_metrics+0x490/0x490 [ 150.244050] ? find_held_lock+0x36/0x1d0 [ 150.248283] netlink_rcv_skb+0x13e/0x3d0 [ 150.252467] ? lock_downgrade+0x860/0x860 [ 150.256616] ? rtnetlink_put_metrics+0x490/0x490 [ 150.261371] ? netlink_ack+0xa70/0xa70 [ 150.265256] ? netlink_deliver_tap+0x182/0xb00 [ 150.269860] rtnetlink_rcv+0x10/0x20 [ 150.273557] netlink_unicast+0x443/0x650 [ 150.277605] ? netlink_attachskb+0x6c0/0x6c0 [ 150.282019] ? _copy_from_iter_full+0x182/0x720 [ 150.286682] ? __check_object_size+0x1ef/0x310 [ 150.291501] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 150.297059] netlink_sendmsg+0x764/0xc60 [ 150.301118] ? netlink_unicast+0x650/0x650 [ 150.305351] ? apparmor_socket_sendmsg+0x1b/0x20 [ 150.310112] ? netlink_unicast+0x650/0x650 [ 150.314332] sock_sendmsg+0xb5/0xf0 [ 150.317980] ___sys_sendmsg+0x647/0x950 [ 150.321942] ? find_held_lock+0x36/0x1d0 [ 150.326025] ? copy_msghdr_from_user+0x430/0x430 [ 150.330786] ? __fget+0x278/0x400 [ 150.334236] ? kasan_check_read+0x11/0x20 [ 150.338388] ? __fget+0x295/0x400 [ 150.341834] ? expand_files.part.8+0x700/0x700 [ 150.346549] ? __f_unlock_pos+0xd/0x10 [ 150.350476] ? __fget_light+0x174/0x1e0 [ 150.354453] ? __fdget+0xe/0x10 [ 150.357718] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 150.362555] __sys_sendmsg+0xd9/0x180 [ 150.366341] ? __ia32_sys_shutdown+0x70/0x70 [ 150.370733] ? __sb_end_write+0xa4/0xd0 [ 150.374690] ? kasan_check_write+0x14/0x20 [ 150.378925] ? fput+0x18/0x120 [ 150.382119] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.387494] __x64_sys_sendmsg+0x73/0xb0 [ 150.391546] do_syscall_64+0xd0/0x4e0 [ 150.395334] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.400580] RIP: 0033:0x463d89 [ 150.403758] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 150.423599] RSP: 002b:00007fec9eefe198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 150.431301] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 150.438559] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 150.445817] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 150.453082] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 150.460560] R13: 00007fec9eefe6bc R14: 0000000000000009 R15: 0000000000000001 [ 150.493975] FAULT_INJECTION: forcing a failure. [ 150.493975] name failslab, interval 1, probability 0, space 0, times 0 [ 150.507889] CPU: 1 PID: 10199 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 150.515800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.525287] Call Trace: [ 150.528224] dump_stack+0x123/0x171 [ 150.531982] should_fail.cold.4+0x5/0xa [ 150.535951] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 150.541044] ? lock_downgrade+0x860/0x860 [ 150.545371] ? ___might_sleep+0x16b/0x270 [ 150.549524] __should_failslab+0xba/0xf0 [ 150.553602] should_failslab+0x9/0x20 [ 150.557432] kmem_cache_alloc_trace+0x2cb/0x740 [ 150.562110] ? qfq_change_class+0xa93/0x14e0 [ 150.566527] ? qfq_change_class+0xa93/0x14e0 [ 150.570980] ? __local_bh_enable_ip+0x160/0x260 [ 150.575658] qfq_change_class+0xad9/0x14e0 [ 150.579906] ? qfq_delete_class+0x2d0/0x2d0 [ 150.584317] ? nla_parse+0x197/0x280 [ 150.588026] tc_ctl_tclass+0x3e9/0xba0 [ 150.591913] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 150.597103] ? find_held_lock+0x36/0x1d0 [ 150.601193] rtnetlink_rcv_msg+0x34f/0x8f0 [ 150.605422] ? rtnetlink_put_metrics+0x490/0x490 [ 150.610168] ? find_held_lock+0x36/0x1d0 [ 150.614220] netlink_rcv_skb+0x13e/0x3d0 [ 150.618352] ? lock_downgrade+0x860/0x860 [ 150.622485] ? rtnetlink_put_metrics+0x490/0x490 [ 150.627225] ? netlink_ack+0xa70/0xa70 [ 150.631206] ? netlink_deliver_tap+0x182/0xb00 [ 150.635782] rtnetlink_rcv+0x10/0x20 [ 150.639479] netlink_unicast+0x443/0x650 [ 150.643522] ? netlink_attachskb+0x6c0/0x6c0 [ 150.647931] ? _copy_from_iter_full+0x182/0x720 [ 150.652585] ? __check_object_size+0x1ef/0x310 [ 150.657170] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 150.662865] netlink_sendmsg+0x764/0xc60 [ 150.666917] ? netlink_unicast+0x650/0x650 [ 150.671142] ? apparmor_socket_sendmsg+0x1b/0x20 [ 150.675915] ? netlink_unicast+0x650/0x650 [ 150.680160] sock_sendmsg+0xb5/0xf0 [ 150.683792] ___sys_sendmsg+0x647/0x950 [ 150.687758] ? find_held_lock+0x36/0x1d0 [ 150.691816] ? copy_msghdr_from_user+0x430/0x430 [ 150.696807] ? __fget+0x278/0x400 [ 150.700263] ? kasan_check_read+0x11/0x20 [ 150.704402] ? __fget+0x295/0x400 [ 150.707849] ? expand_files.part.8+0x700/0x700 [ 150.712430] ? __f_unlock_pos+0xd/0x10 [ 150.716319] ? __fget_light+0x174/0x1e0 [ 150.720280] ? __fdget+0xe/0x10 [ 150.723546] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 150.728375] __sys_sendmsg+0xd9/0x180 [ 150.732171] ? __ia32_sys_shutdown+0x70/0x70 [ 150.736584] ? __sb_end_write+0xa4/0xd0 [ 150.740675] ? kasan_check_write+0x14/0x20 [ 150.744909] ? fput+0x18/0x120 [ 150.748120] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.753519] __x64_sys_sendmsg+0x73/0xb0 [ 150.757574] do_syscall_64+0xd0/0x4e0 [ 150.761363] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 150.766539] RIP: 0033:0x463d89 [ 150.769717] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 150.788710] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 150.796430] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 150.803715] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 150.810989] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 150.818248] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 150.825632] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 150.869719] FAULT_INJECTION: forcing a failure. [ 150.869719] name failslab, interval 1, probability 0, space 0, times 0 [ 150.881861] CPU: 0 PID: 10222 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 150.889902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.899257] Call Trace: [ 150.901841] dump_stack+0x123/0x171 [ 150.905470] should_fail.cold.4+0x5/0xa [ 150.909448] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 150.914543] ? lock_downgrade+0x860/0x860 [ 150.918683] ? ___might_sleep+0x16b/0x270 [ 150.922915] __should_failslab+0xba/0xf0 [ 150.926965] should_failslab+0x9/0x20 [ 150.930848] kmem_cache_alloc_trace+0x2cb/0x740 [ 150.935772] ? qfq_change_class+0xa93/0x14e0 [ 150.940190] ? qfq_change_class+0xa93/0x14e0 [ 150.944702] ? __local_bh_enable_ip+0x160/0x260 [ 150.950099] qfq_change_class+0xad9/0x14e0 [ 150.954526] ? qfq_delete_class+0x2d0/0x2d0 [ 150.959118] ? nla_parse+0x197/0x280 [ 150.963056] tc_ctl_tclass+0x3e9/0xba0 [ 150.966939] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 150.972042] ? find_held_lock+0x36/0x1d0 [ 150.976366] rtnetlink_rcv_msg+0x34f/0x8f0 [ 150.980613] ? rtnetlink_put_metrics+0x490/0x490 [ 150.985387] ? find_held_lock+0x36/0x1d0 [ 150.989460] netlink_rcv_skb+0x13e/0x3d0 [ 150.993541] ? lock_downgrade+0x860/0x860 [ 150.997718] ? rtnetlink_put_metrics+0x490/0x490 [ 151.002470] ? netlink_ack+0xa70/0xa70 [ 151.006357] ? netlink_deliver_tap+0x182/0xb00 [ 151.010942] rtnetlink_rcv+0x10/0x20 [ 151.014687] netlink_unicast+0x443/0x650 [ 151.018851] ? netlink_attachskb+0x6c0/0x6c0 [ 151.023355] ? _copy_from_iter_full+0x182/0x720 [ 151.028097] ? __check_object_size+0x1ef/0x310 [ 151.032846] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 151.038385] netlink_sendmsg+0x764/0xc60 [ 151.042448] ? netlink_unicast+0x650/0x650 [ 151.046683] ? apparmor_socket_sendmsg+0x1b/0x20 [ 151.051726] ? netlink_unicast+0x650/0x650 [ 151.055945] sock_sendmsg+0xb5/0xf0 [ 151.059931] ___sys_sendmsg+0x647/0x950 [ 151.063913] ? find_held_lock+0x36/0x1d0 [ 151.067978] ? copy_msghdr_from_user+0x430/0x430 [ 151.072734] ? __fget+0x278/0x400 [ 151.076183] ? kasan_check_read+0x11/0x20 [ 151.080323] ? __fget+0x295/0x400 [ 151.083901] ? expand_files.part.8+0x700/0x700 [ 151.088529] ? __f_unlock_pos+0xd/0x10 [ 151.092403] ? __fget_light+0x174/0x1e0 [ 151.096366] ? __fdget+0xe/0x10 [ 151.099800] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 151.104648] __sys_sendmsg+0xd9/0x180 [ 151.108802] ? __ia32_sys_shutdown+0x70/0x70 [ 151.113203] ? __sb_end_write+0xa4/0xd0 [ 151.117179] ? kasan_check_write+0x14/0x20 [ 151.121402] ? fput+0x18/0x120 [ 151.124683] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.130133] __x64_sys_sendmsg+0x73/0xb0 [ 151.134186] do_syscall_64+0xd0/0x4e0 [ 151.138102] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.143299] RIP: 0033:0x463d89 [ 151.146481] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 151.166239] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 151.173947] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 151.181240] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 151.188517] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 151.195784] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 151.203225] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 151.215290] FAULT_INJECTION: forcing a failure. [ 151.215290] name failslab, interval 1, probability 0, space 0, times 0 [ 151.237176] CPU: 1 PID: 10223 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 151.245218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.254858] Call Trace: [ 151.257453] dump_stack+0x123/0x171 [ 151.261359] should_fail.cold.4+0x5/0xa [ 151.265366] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 151.270472] ? lock_downgrade+0x860/0x860 [ 151.274618] ? ___might_sleep+0x16b/0x270 [ 151.278926] __should_failslab+0xba/0xf0 [ 151.283071] should_failslab+0x9/0x20 [ 151.286994] kmem_cache_alloc_trace+0x2cb/0x740 [ 151.291662] ? qfq_change_class+0xa93/0x14e0 [ 151.296058] ? qfq_change_class+0xa93/0x14e0 [ 151.300470] ? __local_bh_enable_ip+0x160/0x260 [ 151.305176] qfq_change_class+0xad9/0x14e0 [ 151.309697] ? qfq_delete_class+0x2d0/0x2d0 [ 151.314424] ? nla_parse+0x197/0x280 [ 151.318332] tc_ctl_tclass+0x3e9/0xba0 [ 151.322220] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 151.327335] ? find_held_lock+0x36/0x1d0 [ 151.331488] rtnetlink_rcv_msg+0x34f/0x8f0 [ 151.335818] ? rtnetlink_put_metrics+0x490/0x490 [ 151.340803] ? find_held_lock+0x36/0x1d0 [ 151.344859] netlink_rcv_skb+0x13e/0x3d0 [ 151.348910] ? lock_downgrade+0x860/0x860 [ 151.353162] ? rtnetlink_put_metrics+0x490/0x490 [ 151.357912] ? netlink_ack+0xa70/0xa70 [ 151.362661] ? netlink_deliver_tap+0x182/0xb00 [ 151.367659] rtnetlink_rcv+0x10/0x20 [ 151.372165] netlink_unicast+0x443/0x650 [ 151.376242] ? netlink_attachskb+0x6c0/0x6c0 [ 151.380965] ? _copy_from_iter_full+0x182/0x720 [ 151.385649] ? __check_object_size+0x1ef/0x310 [ 151.390229] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 151.395752] netlink_sendmsg+0x764/0xc60 [ 151.399902] ? netlink_unicast+0x650/0x650 [ 151.404228] ? apparmor_socket_sendmsg+0x1b/0x20 [ 151.408983] ? netlink_unicast+0x650/0x650 [ 151.413315] sock_sendmsg+0xb5/0xf0 [ 151.417048] ___sys_sendmsg+0x647/0x950 [ 151.421119] ? find_held_lock+0x36/0x1d0 [ 151.425322] ? copy_msghdr_from_user+0x430/0x430 [ 151.430528] ? __fget+0x278/0x400 [ 151.433994] ? kasan_check_read+0x11/0x20 [ 151.438146] ? __fget+0x295/0x400 [ 151.441608] ? expand_files.part.8+0x700/0x700 [ 151.446298] ? __f_unlock_pos+0xd/0x10 [ 151.450200] ? __fget_light+0x174/0x1e0 [ 151.454195] ? __fdget+0xe/0x10 [ 151.457507] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 151.462343] __sys_sendmsg+0xd9/0x180 [ 151.466237] ? __ia32_sys_shutdown+0x70/0x70 [ 151.470664] ? __sb_end_write+0xa4/0xd0 [ 151.474816] ? kasan_check_write+0x14/0x20 [ 151.479309] ? fput+0x18/0x120 [ 151.482489] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.488140] __x64_sys_sendmsg+0x73/0xb0 [ 151.492195] do_syscall_64+0xd0/0x4e0 [ 151.495999] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.501172] RIP: 0033:0x463d89 [ 151.504375] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 151.523590] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 151.531414] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 151.538937] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 151.546194] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 151.553461] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 151.560722] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 151.577949] nla_parse: 5 callbacks suppressed [ 151.577953] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 151.598600] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 151.621665] FAULT_INJECTION: forcing a failure. [ 151.621665] name failslab, interval 1, probability 0, space 0, times 0 [ 151.633336] CPU: 0 PID: 10229 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 151.641228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.650690] Call Trace: [ 151.653265] dump_stack+0x123/0x171 [ 151.656902] should_fail.cold.4+0x5/0xa [ 151.660960] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 151.666058] ? lock_downgrade+0x860/0x860 [ 151.670220] ? ___might_sleep+0x16b/0x270 [ 151.674356] __should_failslab+0xba/0xf0 [ 151.678401] should_failslab+0x9/0x20 [ 151.682305] kmem_cache_alloc_trace+0x2cb/0x740 [ 151.686985] ? qfq_change_class+0xa93/0x14e0 [ 151.691411] ? qfq_change_class+0xa93/0x14e0 [ 151.695814] ? __local_bh_enable_ip+0x160/0x260 [ 151.700475] qfq_change_class+0xad9/0x14e0 [ 151.704808] ? qfq_delete_class+0x2d0/0x2d0 [ 151.709113] ? nla_parse+0x197/0x280 [ 151.713106] tc_ctl_tclass+0x3e9/0xba0 [ 151.717072] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 151.722169] ? find_held_lock+0x36/0x1d0 [ 151.726344] rtnetlink_rcv_msg+0x34f/0x8f0 [ 151.730561] ? rtnetlink_put_metrics+0x490/0x490 [ 151.735307] ? find_held_lock+0x36/0x1d0 [ 151.739453] netlink_rcv_skb+0x13e/0x3d0 [ 151.743503] ? lock_downgrade+0x860/0x860 [ 151.747664] ? rtnetlink_put_metrics+0x490/0x490 [ 151.752404] ? netlink_ack+0xa70/0xa70 [ 151.756283] ? netlink_deliver_tap+0x182/0xb00 [ 151.760957] rtnetlink_rcv+0x10/0x20 [ 151.765011] netlink_unicast+0x443/0x650 [ 151.769075] ? netlink_attachskb+0x6c0/0x6c0 [ 151.773486] ? _copy_from_iter_full+0x182/0x720 [ 151.778162] ? __check_object_size+0x1ef/0x310 [ 151.782905] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 151.788448] netlink_sendmsg+0x764/0xc60 [ 151.792590] ? netlink_unicast+0x650/0x650 [ 151.796811] ? apparmor_socket_sendmsg+0x1b/0x20 [ 151.801573] ? netlink_unicast+0x650/0x650 [ 151.805799] sock_sendmsg+0xb5/0xf0 [ 151.809428] ___sys_sendmsg+0x647/0x950 [ 151.813391] ? find_held_lock+0x36/0x1d0 [ 151.817518] ? copy_msghdr_from_user+0x430/0x430 [ 151.822266] ? __fget+0x278/0x400 [ 151.825799] ? kasan_check_read+0x11/0x20 [ 151.829955] ? __fget+0x295/0x400 [ 151.833481] ? expand_files.part.8+0x700/0x700 [ 151.838044] ? __f_unlock_pos+0xd/0x10 [ 151.841919] ? __fget_light+0x174/0x1e0 [ 151.845881] ? __fdget+0xe/0x10 [ 151.849182] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 151.854019] __sys_sendmsg+0xd9/0x180 [ 151.857829] ? __ia32_sys_shutdown+0x70/0x70 [ 151.862230] ? __sb_end_write+0xa4/0xd0 [ 151.866212] ? kasan_check_write+0x14/0x20 [ 151.870789] ? fput+0x18/0x120 [ 151.873993] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.879442] __x64_sys_sendmsg+0x73/0xb0 [ 151.883503] do_syscall_64+0xd0/0x4e0 [ 151.887297] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 151.892608] RIP: 0033:0x463d89 [ 151.895789] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 151.915038] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 151.922754] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 151.930192] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 151.937458] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 151.944826] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 151.952232] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 151.969888] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 151.997029] FAULT_INJECTION: forcing a failure. [ 151.997029] name failslab, interval 1, probability 0, space 0, times 0 [ 152.009318] CPU: 0 PID: 10239 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 152.017243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.026588] Call Trace: [ 152.029169] dump_stack+0x123/0x171 [ 152.032888] should_fail.cold.4+0x5/0xa [ 152.042357] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 152.047476] ? lock_downgrade+0x860/0x860 [ 152.051637] ? ___might_sleep+0x16b/0x270 [ 152.055790] __should_failslab+0xba/0xf0 [ 152.060155] should_failslab+0x9/0x20 [ 152.064051] kmem_cache_alloc_trace+0x2cb/0x740 [ 152.068717] ? qfq_change_class+0xa93/0x14e0 [ 152.073302] ? qfq_change_class+0xa93/0x14e0 [ 152.077717] ? __local_bh_enable_ip+0x160/0x260 [ 152.082371] qfq_change_class+0xad9/0x14e0 [ 152.086589] ? qfq_delete_class+0x2d0/0x2d0 [ 152.090902] ? nla_parse+0x197/0x280 [ 152.094607] tc_ctl_tclass+0x3e9/0xba0 [ 152.098483] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 152.103611] ? find_held_lock+0x36/0x1d0 [ 152.107786] rtnetlink_rcv_msg+0x34f/0x8f0 [ 152.112033] ? rtnetlink_put_metrics+0x490/0x490 [ 152.116900] ? find_held_lock+0x36/0x1d0 [ 152.120953] netlink_rcv_skb+0x13e/0x3d0 [ 152.125014] ? lock_downgrade+0x860/0x860 [ 152.129258] ? rtnetlink_put_metrics+0x490/0x490 [ 152.134014] ? netlink_ack+0xa70/0xa70 [ 152.138193] ? netlink_deliver_tap+0x182/0xb00 [ 152.142775] rtnetlink_rcv+0x10/0x20 [ 152.146496] netlink_unicast+0x443/0x650 [ 152.150872] ? netlink_attachskb+0x6c0/0x6c0 [ 152.155459] ? _copy_from_iter_full+0x182/0x720 [ 152.160327] ? __check_object_size+0x1ef/0x310 [ 152.164924] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 152.170465] netlink_sendmsg+0x764/0xc60 [ 152.174524] ? netlink_unicast+0x650/0x650 [ 152.178747] ? apparmor_socket_sendmsg+0x1b/0x20 [ 152.183660] ? netlink_unicast+0x650/0x650 [ 152.187895] sock_sendmsg+0xb5/0xf0 [ 152.191536] ___sys_sendmsg+0x647/0x950 [ 152.195509] ? find_held_lock+0x36/0x1d0 [ 152.199558] ? copy_msghdr_from_user+0x430/0x430 [ 152.204492] ? __fget+0x278/0x400 [ 152.207949] ? kasan_check_read+0x11/0x20 [ 152.212088] ? __fget+0x295/0x400 [ 152.215526] ? expand_files.part.8+0x700/0x700 [ 152.220108] ? __f_unlock_pos+0xd/0x10 [ 152.223995] ? __fget_light+0x174/0x1e0 [ 152.227955] ? __fdget+0xe/0x10 [ 152.231226] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 152.236073] __sys_sendmsg+0xd9/0x180 [ 152.240151] ? __ia32_sys_shutdown+0x70/0x70 [ 152.244731] ? __sb_end_write+0xa4/0xd0 [ 152.248711] ? kasan_check_write+0x14/0x20 [ 152.252941] ? fput+0x18/0x120 [ 152.256535] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.262083] __x64_sys_sendmsg+0x73/0xb0 [ 152.266228] do_syscall_64+0xd0/0x4e0 [ 152.270024] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.275322] RIP: 0033:0x463d89 [ 152.278506] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 152.297690] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 152.305485] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 152.313047] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 152.320306] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 152.327587] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 152.334870] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 152.344853] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 152.362448] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 152.391660] FAULT_INJECTION: forcing a failure. [ 152.391660] name failslab, interval 1, probability 0, space 0, times 0 [ 152.403750] CPU: 0 PID: 10258 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 152.411821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.421270] Call Trace: [ 152.423855] dump_stack+0x123/0x171 [ 152.427556] should_fail.cold.4+0x5/0xa [ 152.431518] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 152.437059] ? lock_downgrade+0x860/0x860 [ 152.441217] ? ___might_sleep+0x16b/0x270 [ 152.445355] __should_failslab+0xba/0xf0 [ 152.449422] should_failslab+0x9/0x20 [ 152.453209] kmem_cache_alloc_trace+0x2cb/0x740 [ 152.457877] ? qfq_change_class+0xa93/0x14e0 [ 152.462725] ? qfq_change_class+0xa93/0x14e0 [ 152.467131] ? __local_bh_enable_ip+0x160/0x260 [ 152.471899] qfq_change_class+0xad9/0x14e0 [ 152.476127] ? qfq_delete_class+0x2d0/0x2d0 [ 152.480455] ? nla_parse+0x197/0x280 [ 152.484168] tc_ctl_tclass+0x3e9/0xba0 [ 152.488085] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 152.493184] ? find_held_lock+0x36/0x1d0 [ 152.497369] rtnetlink_rcv_msg+0x34f/0x8f0 [ 152.501594] ? rtnetlink_put_metrics+0x490/0x490 [ 152.506363] ? find_held_lock+0x36/0x1d0 [ 152.510446] netlink_rcv_skb+0x13e/0x3d0 [ 152.514494] ? lock_downgrade+0x860/0x860 [ 152.518638] ? rtnetlink_put_metrics+0x490/0x490 [ 152.523398] ? netlink_ack+0xa70/0xa70 [ 152.527292] ? netlink_deliver_tap+0x182/0xb00 [ 152.531936] rtnetlink_rcv+0x10/0x20 [ 152.537569] netlink_unicast+0x443/0x650 [ 152.541642] ? netlink_attachskb+0x6c0/0x6c0 [ 152.546065] ? _copy_from_iter_full+0x182/0x720 [ 152.550723] ? __check_object_size+0x1ef/0x310 [ 152.555671] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 152.561355] netlink_sendmsg+0x764/0xc60 [ 152.565546] ? netlink_unicast+0x650/0x650 [ 152.569963] ? apparmor_socket_sendmsg+0x1b/0x20 [ 152.574806] ? netlink_unicast+0x650/0x650 [ 152.579160] sock_sendmsg+0xb5/0xf0 [ 152.582882] ___sys_sendmsg+0x647/0x950 [ 152.586842] ? find_held_lock+0x36/0x1d0 [ 152.590892] ? copy_msghdr_from_user+0x430/0x430 [ 152.595641] ? __fget+0x278/0x400 [ 152.599081] ? kasan_check_read+0x11/0x20 [ 152.603214] ? __fget+0x295/0x400 [ 152.606651] ? expand_files.part.8+0x700/0x700 [ 152.611243] ? __f_unlock_pos+0xd/0x10 [ 152.615121] ? __fget_light+0x174/0x1e0 [ 152.619089] ? __fdget+0xe/0x10 [ 152.622371] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 152.627323] __sys_sendmsg+0xd9/0x180 [ 152.631643] ? __ia32_sys_shutdown+0x70/0x70 [ 152.636150] ? __sb_end_write+0xa4/0xd0 [ 152.640136] ? kasan_check_write+0x14/0x20 [ 152.644376] ? fput+0x18/0x120 [ 152.647559] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.652908] __x64_sys_sendmsg+0x73/0xb0 [ 152.657141] do_syscall_64+0xd0/0x4e0 [ 152.661060] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 152.666349] RIP: 0033:0x463d89 [ 152.669632] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 152.688541] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 152.696248] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 152.703529] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 152.710794] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 152.718144] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 152.725437] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 152.744731] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 152.759897] FAULT_INJECTION: forcing a failure. [ 152.759897] name failslab, interval 1, probability 0, space 0, times 0 [ 152.772871] CPU: 0 PID: 10259 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 152.780782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.790136] Call Trace: [ 152.792804] dump_stack+0x123/0x171 [ 152.796452] should_fail.cold.4+0x5/0xa [ 152.800504] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 152.805609] ? lock_downgrade+0x860/0x860 [ 152.809759] ? ___might_sleep+0x16b/0x270 [ 152.813911] __should_failslab+0xba/0xf0 [ 152.817973] should_failslab+0x9/0x20 [ 152.821795] kmem_cache_alloc_trace+0x2cb/0x740 [ 152.826458] ? qfq_change_class+0xa93/0x14e0 [ 152.830876] ? qfq_change_class+0xa93/0x14e0 [ 152.835418] ? __local_bh_enable_ip+0x160/0x260 [ 152.840096] qfq_change_class+0xad9/0x14e0 [ 152.844471] ? qfq_delete_class+0x2d0/0x2d0 [ 152.848803] ? nla_parse+0x197/0x280 [ 152.852513] tc_ctl_tclass+0x3e9/0xba0 [ 152.856487] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 152.862081] ? find_held_lock+0x36/0x1d0 [ 152.866176] rtnetlink_rcv_msg+0x34f/0x8f0 [ 152.870499] ? rtnetlink_put_metrics+0x490/0x490 [ 152.875257] ? find_held_lock+0x36/0x1d0 [ 152.879515] netlink_rcv_skb+0x13e/0x3d0 [ 152.883572] ? lock_downgrade+0x860/0x860 [ 152.887729] ? rtnetlink_put_metrics+0x490/0x490 [ 152.892490] ? netlink_ack+0xa70/0xa70 [ 152.896376] ? netlink_deliver_tap+0x182/0xb00 [ 152.901217] rtnetlink_rcv+0x10/0x20 [ 152.904929] netlink_unicast+0x443/0x650 [ 152.909078] ? netlink_attachskb+0x6c0/0x6c0 [ 152.913477] ? _copy_from_iter_full+0x182/0x720 [ 152.918437] ? __check_object_size+0x1ef/0x310 [ 152.923008] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 152.928539] netlink_sendmsg+0x764/0xc60 [ 152.932599] ? netlink_unicast+0x650/0x650 [ 152.937024] ? apparmor_socket_sendmsg+0x1b/0x20 [ 152.941778] ? netlink_unicast+0x650/0x650 [ 152.946115] sock_sendmsg+0xb5/0xf0 [ 152.949945] ___sys_sendmsg+0x647/0x950 [ 152.954120] ? find_held_lock+0x36/0x1d0 [ 152.958281] ? copy_msghdr_from_user+0x430/0x430 [ 152.963069] ? __fget+0x278/0x400 [ 152.966604] ? kasan_check_read+0x11/0x20 [ 152.970738] ? __fget+0x295/0x400 [ 152.974189] ? expand_files.part.8+0x700/0x700 [ 152.978766] ? __f_unlock_pos+0xd/0x10 [ 152.984053] ? __fget_light+0x174/0x1e0 [ 152.988206] ? __fdget+0xe/0x10 [ 152.991577] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 152.996414] __sys_sendmsg+0xd9/0x180 [ 153.000299] ? __ia32_sys_shutdown+0x70/0x70 [ 153.004710] ? __sb_end_write+0xa4/0xd0 [ 153.008697] ? kasan_check_write+0x14/0x20 [ 153.012938] ? fput+0x18/0x120 [ 153.016413] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.021943] __x64_sys_sendmsg+0x73/0xb0 [ 153.026011] do_syscall_64+0xd0/0x4e0 [ 153.029803] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.035086] RIP: 0033:0x463d89 [ 153.038259] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 153.057357] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 153.065058] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 153.072353] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 153.079625] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 153.086885] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 153.094952] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 153.106483] FAULT_INJECTION: forcing a failure. [ 153.106483] name failslab, interval 1, probability 0, space 0, times 0 [ 153.119372] CPU: 0 PID: 10265 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 153.127358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.136887] Call Trace: [ 153.139479] dump_stack+0x123/0x171 [ 153.143108] should_fail.cold.4+0x5/0xa [ 153.147085] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 153.152190] ? lock_downgrade+0x860/0x860 [ 153.156338] ? ___might_sleep+0x16b/0x270 [ 153.160492] __should_failslab+0xba/0xf0 [ 153.164730] should_failslab+0x9/0x20 [ 153.168560] kmem_cache_alloc_trace+0x2cb/0x740 [ 153.173234] ? qfq_change_class+0xa93/0x14e0 [ 153.177645] ? qfq_change_class+0xa93/0x14e0 [ 153.182076] ? __local_bh_enable_ip+0x160/0x260 [ 153.186828] qfq_change_class+0xad9/0x14e0 [ 153.191201] ? qfq_delete_class+0x2d0/0x2d0 [ 153.195545] ? nla_parse+0x197/0x280 [ 153.199439] tc_ctl_tclass+0x3e9/0xba0 [ 153.203324] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 153.208418] ? find_held_lock+0x36/0x1d0 [ 153.212483] rtnetlink_rcv_msg+0x34f/0x8f0 [ 153.216716] ? rtnetlink_put_metrics+0x490/0x490 [ 153.221468] ? find_held_lock+0x36/0x1d0 [ 153.225653] netlink_rcv_skb+0x13e/0x3d0 [ 153.229720] ? lock_downgrade+0x860/0x860 [ 153.233953] ? rtnetlink_put_metrics+0x490/0x490 [ 153.238705] ? netlink_ack+0xa70/0xa70 [ 153.242583] ? netlink_deliver_tap+0x182/0xb00 [ 153.247250] rtnetlink_rcv+0x10/0x20 [ 153.250962] netlink_unicast+0x443/0x650 [ 153.255048] ? netlink_attachskb+0x6c0/0x6c0 [ 153.259459] ? _copy_from_iter_full+0x182/0x720 [ 153.264242] ? __check_object_size+0x1ef/0x310 [ 153.268949] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 153.274532] netlink_sendmsg+0x764/0xc60 [ 153.278585] ? netlink_unicast+0x650/0x650 [ 153.282808] ? apparmor_socket_sendmsg+0x1b/0x20 [ 153.287670] ? netlink_unicast+0x650/0x650 [ 153.291900] sock_sendmsg+0xb5/0xf0 [ 153.295519] ___sys_sendmsg+0x647/0x950 [ 153.299510] ? find_held_lock+0x36/0x1d0 [ 153.303586] ? copy_msghdr_from_user+0x430/0x430 [ 153.308349] ? __fget+0x278/0x400 [ 153.311801] ? kasan_check_read+0x11/0x20 [ 153.315944] ? __fget+0x295/0x400 [ 153.319384] ? expand_files.part.8+0x700/0x700 [ 153.323973] ? __f_unlock_pos+0xd/0x10 [ 153.327852] ? __fget_light+0x174/0x1e0 [ 153.331817] ? __fdget+0xe/0x10 [ 153.335100] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 153.339945] __sys_sendmsg+0xd9/0x180 [ 153.343738] ? __ia32_sys_shutdown+0x70/0x70 [ 153.348139] ? __sb_end_write+0xa4/0xd0 [ 153.352131] ? kasan_check_write+0x14/0x20 [ 153.356367] ? fput+0x18/0x120 [ 153.359701] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.365241] __x64_sys_sendmsg+0x73/0xb0 [ 153.369330] do_syscall_64+0xd0/0x4e0 [ 153.373331] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.379645] RIP: 0033:0x463d89 [ 153.382820] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 153.401710] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 153.409409] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 153.416674] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 153.423949] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 153.431215] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 153.438490] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 153.450328] FAULT_INJECTION: forcing a failure. [ 153.450328] name failslab, interval 1, probability 0, space 0, times 0 [ 153.474769] CPU: 0 PID: 10278 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 153.482699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.492066] Call Trace: [ 153.494716] dump_stack+0x123/0x171 [ 153.498347] should_fail.cold.4+0x5/0xa [ 153.502322] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 153.507504] ? lock_downgrade+0x860/0x860 [ 153.511909] ? ___might_sleep+0x16b/0x270 [ 153.516150] __should_failslab+0xba/0xf0 [ 153.520297] should_failslab+0x9/0x20 [ 153.524092] kmem_cache_alloc_trace+0x2cb/0x740 [ 153.528856] ? qfq_change_class+0xa93/0x14e0 [ 153.533279] ? qfq_change_class+0xa93/0x14e0 [ 153.537674] ? __local_bh_enable_ip+0x160/0x260 [ 153.542327] qfq_change_class+0xad9/0x14e0 [ 153.546546] ? qfq_delete_class+0x2d0/0x2d0 [ 153.550861] ? nla_parse+0x197/0x280 [ 153.554568] tc_ctl_tclass+0x3e9/0xba0 [ 153.558440] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 153.563634] ? find_held_lock+0x36/0x1d0 [ 153.567712] rtnetlink_rcv_msg+0x34f/0x8f0 [ 153.571941] ? rtnetlink_put_metrics+0x490/0x490 [ 153.576712] ? find_held_lock+0x36/0x1d0 [ 153.580757] netlink_rcv_skb+0x13e/0x3d0 [ 153.584813] ? lock_downgrade+0x860/0x860 [ 153.588985] ? rtnetlink_put_metrics+0x490/0x490 [ 153.593740] ? netlink_ack+0xa70/0xa70 [ 153.597615] ? netlink_deliver_tap+0x182/0xb00 [ 153.602186] rtnetlink_rcv+0x10/0x20 [ 153.605900] netlink_unicast+0x443/0x650 [ 153.609956] ? netlink_attachskb+0x6c0/0x6c0 [ 153.614367] ? _copy_from_iter_full+0x182/0x720 [ 153.619276] ? __check_object_size+0x1ef/0x310 [ 153.623865] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 153.629400] netlink_sendmsg+0x764/0xc60 [ 153.633804] ? netlink_unicast+0x650/0x650 [ 153.638043] ? apparmor_socket_sendmsg+0x1b/0x20 [ 153.642780] ? netlink_unicast+0x650/0x650 [ 153.646992] sock_sendmsg+0xb5/0xf0 [ 153.650704] ___sys_sendmsg+0x647/0x950 [ 153.654674] ? find_held_lock+0x36/0x1d0 [ 153.658731] ? copy_msghdr_from_user+0x430/0x430 [ 153.663483] ? __fget+0x278/0x400 [ 153.666918] ? kasan_check_read+0x11/0x20 [ 153.671060] ? __fget+0x295/0x400 [ 153.674502] ? expand_files.part.8+0x700/0x700 [ 153.679064] ? __f_unlock_pos+0xd/0x10 [ 153.683065] ? __fget_light+0x174/0x1e0 [ 153.687026] ? __fdget+0xe/0x10 [ 153.690304] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 153.695148] __sys_sendmsg+0xd9/0x180 [ 153.698938] ? __ia32_sys_shutdown+0x70/0x70 [ 153.703335] ? __sb_end_write+0xa4/0xd0 [ 153.707300] ? kasan_check_write+0x14/0x20 [ 153.711516] ? fput+0x18/0x120 [ 153.714691] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.720074] __x64_sys_sendmsg+0x73/0xb0 [ 153.724139] do_syscall_64+0xd0/0x4e0 [ 153.727930] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 153.733131] RIP: 0033:0x463d89 [ 153.736302] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 153.755207] RSP: 002b:00007f0af8255198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 153.762901] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 153.770162] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 153.777427] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 153.784702] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 153.792133] R13: 00007f0af82556bc R14: 0000000000000009 R15: 0000000000000001 [ 153.801128] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 153.836327] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 153.856905] FAULT_INJECTION: forcing a failure. [ 153.856905] name failslab, interval 1, probability 0, space 0, times 0 [ 153.868460] CPU: 0 PID: 10300 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 153.876449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.885832] Call Trace: [ 153.888602] dump_stack+0x123/0x171 [ 153.892414] should_fail.cold.4+0x5/0xa [ 153.896432] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 153.901603] ? lock_downgrade+0x860/0x860 [ 153.905999] ? ___might_sleep+0x16b/0x270 [ 153.910285] __should_failslab+0xba/0xf0 [ 153.914464] should_failslab+0x9/0x20 [ 153.918251] kmem_cache_alloc_trace+0x2cb/0x740 [ 153.922937] ? qfq_change_class+0xa93/0x14e0 [ 153.927351] ? qfq_change_class+0xa93/0x14e0 [ 153.931774] ? __local_bh_enable_ip+0x160/0x260 [ 153.936441] qfq_change_class+0xad9/0x14e0 [ 153.940748] ? qfq_delete_class+0x2d0/0x2d0 [ 153.945254] ? nla_parse+0x197/0x280 [ 153.948968] tc_ctl_tclass+0x3e9/0xba0 [ 153.952857] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 153.957956] ? find_held_lock+0x36/0x1d0 [ 153.962018] rtnetlink_rcv_msg+0x34f/0x8f0 [ 153.966245] ? rtnetlink_put_metrics+0x490/0x490 [ 153.971005] ? find_held_lock+0x36/0x1d0 [ 153.975050] netlink_rcv_skb+0x13e/0x3d0 [ 153.979096] ? lock_downgrade+0x860/0x860 [ 153.983230] ? rtnetlink_put_metrics+0x490/0x490 [ 153.987974] ? netlink_ack+0xa70/0xa70 [ 153.991852] ? netlink_deliver_tap+0x182/0xb00 [ 153.996424] rtnetlink_rcv+0x10/0x20 [ 154.000124] netlink_unicast+0x443/0x650 [ 154.004171] ? netlink_attachskb+0x6c0/0x6c0 [ 154.008579] ? _copy_from_iter_full+0x182/0x720 [ 154.013274] ? __check_object_size+0x1ef/0x310 [ 154.017854] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 154.023497] netlink_sendmsg+0x764/0xc60 [ 154.027560] ? netlink_unicast+0x650/0x650 [ 154.031789] ? apparmor_socket_sendmsg+0x1b/0x20 [ 154.036559] ? netlink_unicast+0x650/0x650 [ 154.040790] sock_sendmsg+0xb5/0xf0 [ 154.044423] ___sys_sendmsg+0x647/0x950 [ 154.048393] ? find_held_lock+0x36/0x1d0 [ 154.052470] ? copy_msghdr_from_user+0x430/0x430 [ 154.057212] ? __fget+0x278/0x400 [ 154.060651] ? kasan_check_read+0x11/0x20 [ 154.064783] ? __fget+0x295/0x400 [ 154.068228] ? expand_files.part.8+0x700/0x700 [ 154.072803] ? __f_unlock_pos+0xd/0x10 [ 154.076798] ? __fget_light+0x174/0x1e0 [ 154.080903] ? __fdget+0xe/0x10 [ 154.084212] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 154.089091] __sys_sendmsg+0xd9/0x180 [ 154.092935] ? __ia32_sys_shutdown+0x70/0x70 [ 154.097439] ? __sb_end_write+0xa4/0xd0 [ 154.101413] ? kasan_check_write+0x14/0x20 [ 154.105638] ? fput+0x18/0x120 [ 154.108832] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.114189] __x64_sys_sendmsg+0x73/0xb0 [ 154.118238] do_syscall_64+0xd0/0x4e0 [ 154.122022] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.127197] RIP: 0033:0x463d89 [ 154.130374] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 154.149265] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 154.156965] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 154.164241] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 154.171498] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 154.178770] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 154.186033] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 154.197636] FAULT_INJECTION: forcing a failure. [ 154.197636] name failslab, interval 1, probability 0, space 0, times 0 [ 154.205058] FAULT_INJECTION: forcing a failure. [ 154.205058] name failslab, interval 1, probability 0, space 0, times 0 [ 154.209079] CPU: 0 PID: 10337 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 154.227926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.237282] Call Trace: [ 154.239883] dump_stack+0x123/0x171 [ 154.243515] should_fail.cold.4+0x5/0xa [ 154.247493] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 154.252710] __should_failslab+0xba/0xf0 [ 154.256780] should_failslab+0x9/0x20 [ 154.260585] kmem_cache_alloc+0x47/0x720 [ 154.264645] ? lock_acquire+0x173/0x3d0 [ 154.268616] skb_clone+0x115/0x340 [ 154.272148] netlink_deliver_tap+0x7d7/0xb00 [ 154.276555] __netlink_sendskb+0x62/0xc0 [ 154.280621] netlink_unicast+0x4ea/0x650 [ 154.284675] ? netlink_attachskb+0x6c0/0x6c0 [ 154.289072] netlink_ack+0x519/0xa70 [ 154.292770] ? netlink_sendmsg+0xc60/0xc60 [ 154.296990] ? find_held_lock+0x36/0x1d0 [ 154.301040] netlink_rcv_skb+0x2a8/0x3d0 [ 154.305091] ? lock_downgrade+0x860/0x860 [ 154.309226] ? rtnetlink_put_metrics+0x490/0x490 [ 154.313967] ? netlink_ack+0xa70/0xa70 [ 154.317847] ? netlink_deliver_tap+0x182/0xb00 [ 154.322501] rtnetlink_rcv+0x10/0x20 [ 154.326460] netlink_unicast+0x443/0x650 [ 154.330507] ? netlink_attachskb+0x6c0/0x6c0 [ 154.334906] ? _copy_from_iter_full+0x182/0x720 [ 154.339570] ? __check_object_size+0x1ef/0x310 [ 154.344143] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 154.349930] netlink_sendmsg+0x764/0xc60 [ 154.353984] ? netlink_unicast+0x650/0x650 [ 154.358228] ? apparmor_socket_sendmsg+0x1b/0x20 [ 154.362970] ? netlink_unicast+0x650/0x650 [ 154.367196] sock_sendmsg+0xb5/0xf0 [ 154.370814] ___sys_sendmsg+0x647/0x950 [ 154.374782] ? find_held_lock+0x36/0x1d0 [ 154.378838] ? copy_msghdr_from_user+0x430/0x430 [ 154.383586] ? __fget+0x278/0x400 [ 154.387045] ? kasan_check_read+0x11/0x20 [ 154.391203] ? __fget+0x295/0x400 [ 154.394647] ? expand_files.part.8+0x700/0x700 [ 154.399217] ? __f_unlock_pos+0xd/0x10 [ 154.403344] ? __fget_light+0x174/0x1e0 [ 154.407312] ? __fdget+0xe/0x10 [ 154.410581] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 154.415419] __sys_sendmsg+0xd9/0x180 [ 154.419210] ? __ia32_sys_shutdown+0x70/0x70 [ 154.423606] ? __sb_end_write+0xa4/0xd0 [ 154.427606] ? kasan_check_write+0x14/0x20 [ 154.431822] ? fput+0x18/0x120 [ 154.435011] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.440400] __x64_sys_sendmsg+0x73/0xb0 [ 154.444537] do_syscall_64+0xd0/0x4e0 [ 154.448319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.453494] RIP: 0033:0x463d89 [ 154.456683] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 154.475590] RSP: 002b:00007f0af8255198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 154.483318] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 154.490584] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 154.497893] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 154.505159] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 154.512412] R13: 00007f0af82556bc R14: 0000000000000009 R15: 0000000000000001 [ 154.519706] CPU: 1 PID: 10302 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 154.527791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.537259] Call Trace: [ 154.539890] dump_stack+0x123/0x171 [ 154.543591] should_fail.cold.4+0x5/0xa [ 154.547596] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 154.552682] ? lock_downgrade+0x860/0x860 [ 154.556830] ? ___might_sleep+0x16b/0x270 [ 154.560966] __should_failslab+0xba/0xf0 [ 154.565026] should_failslab+0x9/0x20 [ 154.568810] kmem_cache_alloc_trace+0x2cb/0x740 [ 154.573461] ? qfq_change_class+0xa93/0x14e0 [ 154.577918] ? qfq_change_class+0xa93/0x14e0 [ 154.582444] ? __local_bh_enable_ip+0x160/0x260 [ 154.587133] qfq_change_class+0xad9/0x14e0 [ 154.591381] ? qfq_delete_class+0x2d0/0x2d0 [ 154.595722] ? nla_parse+0x197/0x280 [ 154.599431] tc_ctl_tclass+0x3e9/0xba0 [ 154.603305] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 154.608410] ? find_held_lock+0x36/0x1d0 [ 154.612461] rtnetlink_rcv_msg+0x34f/0x8f0 [ 154.616748] ? rtnetlink_put_metrics+0x490/0x490 [ 154.621506] ? find_held_lock+0x36/0x1d0 [ 154.625565] netlink_rcv_skb+0x13e/0x3d0 [ 154.629770] ? lock_downgrade+0x860/0x860 [ 154.633942] ? rtnetlink_put_metrics+0x490/0x490 [ 154.638687] ? netlink_ack+0xa70/0xa70 [ 154.642561] ? netlink_deliver_tap+0x182/0xb00 [ 154.647152] rtnetlink_rcv+0x10/0x20 [ 154.650869] netlink_unicast+0x443/0x650 [ 154.654914] ? netlink_attachskb+0x6c0/0x6c0 [ 154.659365] ? _copy_from_iter_full+0x182/0x720 [ 154.664123] ? __check_object_size+0x1ef/0x310 [ 154.668707] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 154.674251] netlink_sendmsg+0x764/0xc60 [ 154.678302] ? netlink_unicast+0x650/0x650 [ 154.682531] ? apparmor_socket_sendmsg+0x1b/0x20 [ 154.687272] ? netlink_unicast+0x650/0x650 [ 154.691748] sock_sendmsg+0xb5/0xf0 [ 154.695359] ___sys_sendmsg+0x647/0x950 [ 154.699402] ? find_held_lock+0x36/0x1d0 [ 154.703447] ? copy_msghdr_from_user+0x430/0x430 [ 154.708292] ? __fget+0x278/0x400 [ 154.711738] ? kasan_check_read+0x11/0x20 [ 154.715906] ? __fget+0x295/0x400 [ 154.719348] ? expand_files.part.8+0x700/0x700 [ 154.723919] ? __f_unlock_pos+0xd/0x10 [ 154.727816] ? __fget_light+0x174/0x1e0 [ 154.731778] ? __fdget+0xe/0x10 [ 154.735168] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 154.740004] __sys_sendmsg+0xd9/0x180 [ 154.744052] ? __ia32_sys_shutdown+0x70/0x70 [ 154.748458] ? __sb_end_write+0xa4/0xd0 [ 154.752519] ? kasan_check_write+0x14/0x20 [ 154.756747] ? fput+0x18/0x120 [ 154.759943] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.765942] __x64_sys_sendmsg+0x73/0xb0 [ 154.770101] do_syscall_64+0xd0/0x4e0 [ 154.773894] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 154.779192] RIP: 0033:0x463d89 [ 154.782382] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 154.801801] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 154.809493] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 154.816745] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 154.824026] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 154.831391] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 154.838655] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 2021/05/24 20:53:45 executed programs: 318 [ 154.853081] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 154.893288] FAULT_INJECTION: forcing a failure. [ 154.893288] name failslab, interval 1, probability 0, space 0, times 0 [ 154.906410] CPU: 1 PID: 10312 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 154.914289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.923640] Call Trace: [ 154.926216] dump_stack+0x123/0x171 [ 154.929837] should_fail.cold.4+0x5/0xa [ 154.933800] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 154.938893] ? lock_downgrade+0x860/0x860 [ 154.943066] ? ___might_sleep+0x16b/0x270 [ 154.947214] __should_failslab+0xba/0xf0 [ 154.951462] should_failslab+0x9/0x20 [ 154.955256] kmem_cache_alloc_trace+0x2cb/0x740 [ 154.959912] ? qfq_change_class+0xa93/0x14e0 [ 154.964321] ? qfq_change_class+0xa93/0x14e0 [ 154.968724] ? __local_bh_enable_ip+0x160/0x260 [ 154.973379] qfq_change_class+0xad9/0x14e0 [ 154.977600] ? qfq_delete_class+0x2d0/0x2d0 [ 154.982040] ? nla_parse+0x197/0x280 [ 154.985737] tc_ctl_tclass+0x3e9/0xba0 [ 154.989699] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 154.994793] ? find_held_lock+0x36/0x1d0 [ 154.998845] rtnetlink_rcv_msg+0x34f/0x8f0 [ 155.003073] ? rtnetlink_put_metrics+0x490/0x490 [ 155.007816] ? find_held_lock+0x36/0x1d0 [ 155.011868] netlink_rcv_skb+0x13e/0x3d0 [ 155.015916] ? lock_downgrade+0x860/0x860 [ 155.020055] ? rtnetlink_put_metrics+0x490/0x490 [ 155.024820] ? netlink_ack+0xa70/0xa70 [ 155.028690] ? netlink_deliver_tap+0x182/0xb00 [ 155.033255] rtnetlink_rcv+0x10/0x20 [ 155.037227] netlink_unicast+0x443/0x650 [ 155.041270] ? netlink_attachskb+0x6c0/0x6c0 [ 155.045745] ? _copy_from_iter_full+0x182/0x720 [ 155.050398] ? __check_object_size+0x1ef/0x310 [ 155.054962] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 155.060492] netlink_sendmsg+0x764/0xc60 [ 155.064713] ? netlink_unicast+0x650/0x650 [ 155.069028] ? apparmor_socket_sendmsg+0x1b/0x20 [ 155.073795] ? netlink_unicast+0x650/0x650 [ 155.078159] sock_sendmsg+0xb5/0xf0 [ 155.081801] ___sys_sendmsg+0x647/0x950 [ 155.085762] ? find_held_lock+0x36/0x1d0 [ 155.089803] ? copy_msghdr_from_user+0x430/0x430 [ 155.094552] ? __fget+0x278/0x400 [ 155.098011] ? kasan_check_read+0x11/0x20 [ 155.102229] ? __fget+0x295/0x400 [ 155.105682] ? expand_files.part.8+0x700/0x700 [ 155.110443] ? __f_unlock_pos+0xd/0x10 [ 155.114311] ? __fget_light+0x174/0x1e0 [ 155.118273] ? __fdget+0xe/0x10 [ 155.121558] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 155.126480] __sys_sendmsg+0xd9/0x180 [ 155.130333] ? __ia32_sys_shutdown+0x70/0x70 [ 155.134761] ? __sb_end_write+0xa4/0xd0 [ 155.138985] ? kasan_check_write+0x14/0x20 [ 155.143386] ? fput+0x18/0x120 [ 155.146577] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.152020] __x64_sys_sendmsg+0x73/0xb0 [ 155.156503] do_syscall_64+0xd0/0x4e0 [ 155.160288] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.165457] RIP: 0033:0x463d89 [ 155.168628] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 155.187763] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.195626] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 155.203015] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 155.210515] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 155.218044] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 155.225335] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 155.233459] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 155.249554] FAULT_INJECTION: forcing a failure. [ 155.249554] name failslab, interval 1, probability 0, space 0, times 0 [ 155.261823] CPU: 1 PID: 10318 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 155.269814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.279179] Call Trace: [ 155.281765] dump_stack+0x123/0x171 [ 155.285394] should_fail.cold.4+0x5/0xa [ 155.289595] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 155.294702] ? lock_downgrade+0x860/0x860 [ 155.298905] ? ___might_sleep+0x16b/0x270 [ 155.303205] __should_failslab+0xba/0xf0 [ 155.307254] should_failslab+0x9/0x20 [ 155.311413] kmem_cache_alloc_trace+0x2cb/0x740 [ 155.316084] ? qfq_change_class+0xa93/0x14e0 [ 155.320621] ? qfq_change_class+0xa93/0x14e0 [ 155.325035] ? __local_bh_enable_ip+0x160/0x260 [ 155.329702] qfq_change_class+0xad9/0x14e0 [ 155.333932] ? qfq_delete_class+0x2d0/0x2d0 [ 155.338260] ? nla_parse+0x197/0x280 [ 155.341997] tc_ctl_tclass+0x3e9/0xba0 [ 155.345901] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 155.350994] ? find_held_lock+0x36/0x1d0 [ 155.355065] rtnetlink_rcv_msg+0x34f/0x8f0 [ 155.359282] ? rtnetlink_put_metrics+0x490/0x490 [ 155.364033] ? find_held_lock+0x36/0x1d0 [ 155.368108] netlink_rcv_skb+0x13e/0x3d0 [ 155.372265] ? lock_downgrade+0x860/0x860 [ 155.376403] ? rtnetlink_put_metrics+0x490/0x490 [ 155.381163] ? netlink_ack+0xa70/0xa70 [ 155.385055] ? netlink_deliver_tap+0x182/0xb00 [ 155.389654] rtnetlink_rcv+0x10/0x20 [ 155.393366] netlink_unicast+0x443/0x650 [ 155.397592] ? netlink_attachskb+0x6c0/0x6c0 [ 155.401989] ? _copy_from_iter_full+0x182/0x720 [ 155.406661] ? __check_object_size+0x1ef/0x310 [ 155.411262] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 155.416938] netlink_sendmsg+0x764/0xc60 [ 155.421106] ? netlink_unicast+0x650/0x650 [ 155.425695] ? apparmor_socket_sendmsg+0x1b/0x20 [ 155.430475] ? netlink_unicast+0x650/0x650 [ 155.434699] sock_sendmsg+0xb5/0xf0 [ 155.438311] ___sys_sendmsg+0x647/0x950 [ 155.442275] ? find_held_lock+0x36/0x1d0 [ 155.446421] ? copy_msghdr_from_user+0x430/0x430 [ 155.451177] ? __fget+0x278/0x400 [ 155.454839] ? kasan_check_read+0x11/0x20 [ 155.458979] ? __fget+0x295/0x400 [ 155.462453] ? expand_files.part.8+0x700/0x700 [ 155.467056] ? __f_unlock_pos+0xd/0x10 [ 155.470942] ? __fget_light+0x174/0x1e0 [ 155.475086] ? __fdget+0xe/0x10 [ 155.478373] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 155.483225] __sys_sendmsg+0xd9/0x180 [ 155.487025] ? __ia32_sys_shutdown+0x70/0x70 [ 155.491614] ? __sb_end_write+0xa4/0xd0 [ 155.495604] ? kasan_check_write+0x14/0x20 [ 155.499827] ? fput+0x18/0x120 [ 155.503047] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.508410] __x64_sys_sendmsg+0x73/0xb0 [ 155.512456] do_syscall_64+0xd0/0x4e0 [ 155.516245] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.521423] RIP: 0033:0x463d89 [ 155.524595] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 155.543893] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.551610] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 155.558871] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 155.566129] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 155.573525] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 155.580780] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 155.612079] FAULT_INJECTION: forcing a failure. [ 155.612079] name failslab, interval 1, probability 0, space 0, times 0 [ 155.632655] CPU: 1 PID: 10334 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 155.640578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.650110] Call Trace: [ 155.652707] dump_stack+0x123/0x171 [ 155.656345] should_fail.cold.4+0x5/0xa [ 155.660329] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 155.665427] ? lock_downgrade+0x860/0x860 [ 155.669573] ? ___might_sleep+0x16b/0x270 [ 155.673807] __should_failslab+0xba/0xf0 [ 155.677857] should_failslab+0x9/0x20 [ 155.681759] kmem_cache_alloc_trace+0x2cb/0x740 [ 155.686548] ? qfq_change_class+0xa93/0x14e0 [ 155.691079] ? qfq_change_class+0xa93/0x14e0 [ 155.695587] ? __local_bh_enable_ip+0x160/0x260 [ 155.700243] qfq_change_class+0xad9/0x14e0 [ 155.704470] ? qfq_delete_class+0x2d0/0x2d0 [ 155.708785] ? nla_parse+0x197/0x280 [ 155.712486] tc_ctl_tclass+0x3e9/0xba0 [ 155.716403] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 155.721493] ? find_held_lock+0x36/0x1d0 [ 155.725544] rtnetlink_rcv_msg+0x34f/0x8f0 [ 155.729942] ? rtnetlink_put_metrics+0x490/0x490 [ 155.734678] ? find_held_lock+0x36/0x1d0 [ 155.738739] netlink_rcv_skb+0x13e/0x3d0 [ 155.742870] ? lock_downgrade+0x860/0x860 [ 155.747031] ? rtnetlink_put_metrics+0x490/0x490 [ 155.751890] ? netlink_ack+0xa70/0xa70 [ 155.755777] ? netlink_deliver_tap+0x182/0xb00 [ 155.760373] rtnetlink_rcv+0x10/0x20 [ 155.764081] netlink_unicast+0x443/0x650 [ 155.768142] ? netlink_attachskb+0x6c0/0x6c0 [ 155.772550] ? _copy_from_iter_full+0x182/0x720 [ 155.777547] ? __check_object_size+0x1ef/0x310 [ 155.782295] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 155.788016] netlink_sendmsg+0x764/0xc60 [ 155.792164] ? netlink_unicast+0x650/0x650 [ 155.796399] ? apparmor_socket_sendmsg+0x1b/0x20 [ 155.801246] ? netlink_unicast+0x650/0x650 [ 155.805480] sock_sendmsg+0xb5/0xf0 [ 155.809090] ___sys_sendmsg+0x647/0x950 [ 155.813050] ? find_held_lock+0x36/0x1d0 [ 155.817093] ? copy_msghdr_from_user+0x430/0x430 [ 155.821920] ? __fget+0x278/0x400 [ 155.825356] ? kasan_check_read+0x11/0x20 [ 155.829510] ? __fget+0x295/0x400 [ 155.832950] ? expand_files.part.8+0x700/0x700 [ 155.837540] ? __f_unlock_pos+0xd/0x10 [ 155.841498] ? __fget_light+0x174/0x1e0 [ 155.845454] ? __fdget+0xe/0x10 [ 155.848718] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 155.853554] __sys_sendmsg+0xd9/0x180 [ 155.857337] ? __ia32_sys_shutdown+0x70/0x70 [ 155.861775] ? __sb_end_write+0xa4/0xd0 [ 155.865732] ? kasan_check_write+0x14/0x20 [ 155.869965] ? fput+0x18/0x120 [ 155.873147] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.878603] __x64_sys_sendmsg+0x73/0xb0 [ 155.882739] do_syscall_64+0xd0/0x4e0 [ 155.886543] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 155.891824] RIP: 0033:0x463d89 [ 155.895003] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 155.913894] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 155.921624] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 155.928890] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 155.936180] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 155.943439] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 155.950703] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 155.970992] FAULT_INJECTION: forcing a failure. [ 155.970992] name failslab, interval 1, probability 0, space 0, times 0 [ 155.999147] CPU: 1 PID: 10343 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 156.007063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.016715] Call Trace: [ 156.019319] dump_stack+0x123/0x171 [ 156.022955] should_fail.cold.4+0x5/0xa [ 156.026925] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 156.032027] ? lock_downgrade+0x860/0x860 [ 156.036161] ? ___might_sleep+0x16b/0x270 [ 156.040304] __should_failslab+0xba/0xf0 [ 156.044356] should_failslab+0x9/0x20 [ 156.048212] kmem_cache_alloc_trace+0x2cb/0x740 [ 156.052951] ? qfq_change_class+0xa93/0x14e0 [ 156.057547] ? qfq_change_class+0xa93/0x14e0 [ 156.061965] ? __local_bh_enable_ip+0x160/0x260 [ 156.066642] qfq_change_class+0xad9/0x14e0 [ 156.071007] ? qfq_delete_class+0x2d0/0x2d0 [ 156.075355] ? nla_parse+0x197/0x280 [ 156.079097] tc_ctl_tclass+0x3e9/0xba0 [ 156.083334] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 156.088430] ? find_held_lock+0x36/0x1d0 [ 156.092491] rtnetlink_rcv_msg+0x34f/0x8f0 [ 156.096708] ? rtnetlink_put_metrics+0x490/0x490 [ 156.101478] ? find_held_lock+0x36/0x1d0 [ 156.105540] netlink_rcv_skb+0x13e/0x3d0 [ 156.109615] ? lock_downgrade+0x860/0x860 [ 156.113774] ? rtnetlink_put_metrics+0x490/0x490 [ 156.118971] ? netlink_ack+0xa70/0xa70 [ 156.122854] ? netlink_deliver_tap+0x182/0xb00 [ 156.127507] rtnetlink_rcv+0x10/0x20 [ 156.131224] netlink_unicast+0x443/0x650 [ 156.135274] ? netlink_attachskb+0x6c0/0x6c0 [ 156.139685] ? _copy_from_iter_full+0x182/0x720 [ 156.144343] ? __check_object_size+0x1ef/0x310 [ 156.149352] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 156.154909] netlink_sendmsg+0x764/0xc60 [ 156.159079] ? netlink_unicast+0x650/0x650 [ 156.163585] ? apparmor_socket_sendmsg+0x1b/0x20 [ 156.168349] ? netlink_unicast+0x650/0x650 [ 156.172601] sock_sendmsg+0xb5/0xf0 [ 156.176346] ___sys_sendmsg+0x647/0x950 [ 156.180511] ? find_held_lock+0x36/0x1d0 [ 156.184626] ? copy_msghdr_from_user+0x430/0x430 [ 156.189549] ? __fget+0x278/0x400 [ 156.192996] ? kasan_check_read+0x11/0x20 [ 156.197169] ? __fget+0x295/0x400 [ 156.200721] ? expand_files.part.8+0x700/0x700 [ 156.205287] ? __f_unlock_pos+0xd/0x10 [ 156.209156] ? __fget_light+0x174/0x1e0 [ 156.213282] ? __fdget+0xe/0x10 [ 156.216662] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 156.221671] __sys_sendmsg+0xd9/0x180 [ 156.225471] ? __ia32_sys_shutdown+0x70/0x70 [ 156.229925] ? __sb_end_write+0xa4/0xd0 [ 156.233937] ? kasan_check_write+0x14/0x20 [ 156.238354] ? fput+0x18/0x120 [ 156.241544] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.246901] __x64_sys_sendmsg+0x73/0xb0 [ 156.250972] do_syscall_64+0xd0/0x4e0 [ 156.254756] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.260031] RIP: 0033:0x463d89 [ 156.263221] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 156.282117] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 156.293985] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 156.301249] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 156.308533] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 156.315812] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 156.323070] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 156.349144] FAULT_INJECTION: forcing a failure. [ 156.349144] name failslab, interval 1, probability 0, space 0, times 0 [ 156.362326] CPU: 1 PID: 10353 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 156.370242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.379857] Call Trace: [ 156.382462] dump_stack+0x123/0x171 [ 156.386210] should_fail.cold.4+0x5/0xa [ 156.390172] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 156.395276] ? lock_downgrade+0x860/0x860 [ 156.399428] ? ___might_sleep+0x16b/0x270 [ 156.404295] __should_failslab+0xba/0xf0 [ 156.408373] should_failslab+0x9/0x20 [ 156.412267] kmem_cache_alloc_trace+0x2cb/0x740 [ 156.417127] ? qfq_change_class+0xa93/0x14e0 [ 156.421572] ? qfq_change_class+0xa93/0x14e0 [ 156.426089] ? __local_bh_enable_ip+0x160/0x260 [ 156.430804] qfq_change_class+0xad9/0x14e0 [ 156.435034] ? qfq_delete_class+0x2d0/0x2d0 [ 156.439342] ? nla_parse+0x197/0x280 [ 156.443044] tc_ctl_tclass+0x3e9/0xba0 [ 156.447051] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 156.452262] ? find_held_lock+0x36/0x1d0 [ 156.456337] rtnetlink_rcv_msg+0x34f/0x8f0 [ 156.460559] ? rtnetlink_put_metrics+0x490/0x490 [ 156.465322] ? find_held_lock+0x36/0x1d0 [ 156.469462] netlink_rcv_skb+0x13e/0x3d0 [ 156.473828] ? lock_downgrade+0x860/0x860 [ 156.478018] ? rtnetlink_put_metrics+0x490/0x490 [ 156.483663] ? netlink_ack+0xa70/0xa70 [ 156.487590] ? netlink_deliver_tap+0x182/0xb00 [ 156.492459] rtnetlink_rcv+0x10/0x20 [ 156.496515] netlink_unicast+0x443/0x650 [ 156.500602] ? netlink_attachskb+0x6c0/0x6c0 [ 156.505006] ? _copy_from_iter_full+0x182/0x720 [ 156.509860] ? __check_object_size+0x1ef/0x310 [ 156.514446] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 156.520004] netlink_sendmsg+0x764/0xc60 [ 156.524232] ? netlink_unicast+0x650/0x650 [ 156.528469] ? apparmor_socket_sendmsg+0x1b/0x20 [ 156.533216] ? netlink_unicast+0x650/0x650 [ 156.537457] sock_sendmsg+0xb5/0xf0 [ 156.541076] ___sys_sendmsg+0x647/0x950 [ 156.545056] ? find_held_lock+0x36/0x1d0 [ 156.549115] ? copy_msghdr_from_user+0x430/0x430 [ 156.553987] ? __fget+0x278/0x400 [ 156.557441] ? kasan_check_read+0x11/0x20 [ 156.561745] ? __fget+0x295/0x400 [ 156.565181] ? expand_files.part.8+0x700/0x700 [ 156.569768] ? __f_unlock_pos+0xd/0x10 [ 156.573691] ? __fget_light+0x174/0x1e0 [ 156.577832] ? __fdget+0xe/0x10 [ 156.581195] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 156.586244] __sys_sendmsg+0xd9/0x180 [ 156.590237] ? __ia32_sys_shutdown+0x70/0x70 [ 156.594657] ? __sb_end_write+0xa4/0xd0 [ 156.598651] ? kasan_check_write+0x14/0x20 [ 156.602988] ? fput+0x18/0x120 [ 156.606272] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.611626] __x64_sys_sendmsg+0x73/0xb0 [ 156.615810] do_syscall_64+0xd0/0x4e0 [ 156.619914] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.625459] RIP: 0033:0x463d89 [ 156.628650] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 156.647930] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 156.655984] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 156.663442] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 156.671281] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 156.678800] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 156.686235] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 156.708694] nla_parse: 4 callbacks suppressed [ 156.708699] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 156.728552] FAULT_INJECTION: forcing a failure. [ 156.728552] name failslab, interval 1, probability 0, space 0, times 0 [ 156.741714] CPU: 0 PID: 10363 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 156.749636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.759130] Call Trace: [ 156.761707] dump_stack+0x123/0x171 [ 156.765347] should_fail.cold.4+0x5/0xa [ 156.769336] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 156.774501] ? lock_downgrade+0x860/0x860 [ 156.778650] ? ___might_sleep+0x16b/0x270 [ 156.782804] __should_failslab+0xba/0xf0 [ 156.786903] should_failslab+0x9/0x20 [ 156.790841] kmem_cache_alloc_trace+0x2cb/0x740 [ 156.795524] ? qfq_change_class+0xa93/0x14e0 [ 156.799945] ? qfq_change_class+0xa93/0x14e0 [ 156.804577] ? __local_bh_enable_ip+0x160/0x260 [ 156.809259] qfq_change_class+0xad9/0x14e0 [ 156.813482] ? qfq_delete_class+0x2d0/0x2d0 [ 156.817978] ? nla_parse+0x197/0x280 [ 156.821691] tc_ctl_tclass+0x3e9/0xba0 [ 156.825598] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 156.830712] ? find_held_lock+0x36/0x1d0 [ 156.834772] rtnetlink_rcv_msg+0x34f/0x8f0 [ 156.839024] ? rtnetlink_put_metrics+0x490/0x490 [ 156.843788] ? find_held_lock+0x36/0x1d0 [ 156.847868] netlink_rcv_skb+0x13e/0x3d0 [ 156.851917] ? lock_downgrade+0x860/0x860 [ 156.856419] ? rtnetlink_put_metrics+0x490/0x490 [ 156.861517] ? netlink_ack+0xa70/0xa70 [ 156.865434] ? netlink_deliver_tap+0x182/0xb00 [ 156.870552] rtnetlink_rcv+0x10/0x20 [ 156.874255] netlink_unicast+0x443/0x650 [ 156.878302] ? netlink_attachskb+0x6c0/0x6c0 [ 156.882705] ? _copy_from_iter_full+0x182/0x720 [ 156.887453] ? __check_object_size+0x1ef/0x310 [ 156.892106] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 156.897738] netlink_sendmsg+0x764/0xc60 [ 156.901799] ? netlink_unicast+0x650/0x650 [ 156.906232] ? apparmor_socket_sendmsg+0x1b/0x20 [ 156.911272] ? netlink_unicast+0x650/0x650 [ 156.915758] sock_sendmsg+0xb5/0xf0 [ 156.919380] ___sys_sendmsg+0x647/0x950 [ 156.923354] ? find_held_lock+0x36/0x1d0 [ 156.927758] ? copy_msghdr_from_user+0x430/0x430 [ 156.932506] ? __fget+0x278/0x400 [ 156.935960] ? kasan_check_read+0x11/0x20 [ 156.940093] ? __fget+0x295/0x400 [ 156.943630] ? expand_files.part.8+0x700/0x700 [ 156.948220] ? __f_unlock_pos+0xd/0x10 [ 156.952114] ? __fget_light+0x174/0x1e0 [ 156.956093] ? __fdget+0xe/0x10 [ 156.959360] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 156.964194] __sys_sendmsg+0xd9/0x180 [ 156.968017] ? __ia32_sys_shutdown+0x70/0x70 [ 156.972428] ? __sb_end_write+0xa4/0xd0 [ 156.976404] ? kasan_check_write+0x14/0x20 [ 156.980793] ? fput+0x18/0x120 [ 156.983989] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 156.989566] __x64_sys_sendmsg+0x73/0xb0 [ 156.993624] do_syscall_64+0xd0/0x4e0 [ 156.997478] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.002668] RIP: 0033:0x463d89 [ 157.005867] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 157.024969] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 157.032792] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 157.040062] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 157.047359] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 157.054618] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 157.061891] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 157.071540] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 157.088764] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 157.106837] FAULT_INJECTION: forcing a failure. [ 157.106837] name failslab, interval 1, probability 0, space 0, times 0 [ 157.126564] CPU: 0 PID: 10382 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 157.134528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.144167] Call Trace: [ 157.146763] dump_stack+0x123/0x171 [ 157.150502] should_fail.cold.4+0x5/0xa [ 157.154483] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 157.159576] ? lock_downgrade+0x860/0x860 [ 157.163728] ? ___might_sleep+0x16b/0x270 [ 157.167891] __should_failslab+0xba/0xf0 [ 157.171952] should_failslab+0x9/0x20 [ 157.175764] kmem_cache_alloc_trace+0x2cb/0x740 [ 157.180441] ? qfq_change_class+0xa93/0x14e0 [ 157.184857] ? qfq_change_class+0xa93/0x14e0 [ 157.189266] ? __local_bh_enable_ip+0x160/0x260 [ 157.193938] qfq_change_class+0xad9/0x14e0 [ 157.198173] ? qfq_delete_class+0x2d0/0x2d0 [ 157.202496] ? nla_parse+0x197/0x280 [ 157.206204] tc_ctl_tclass+0x3e9/0xba0 [ 157.210089] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 157.215192] ? find_held_lock+0x36/0x1d0 [ 157.219263] rtnetlink_rcv_msg+0x34f/0x8f0 [ 157.223591] ? rtnetlink_put_metrics+0x490/0x490 [ 157.228361] ? find_held_lock+0x36/0x1d0 [ 157.232425] netlink_rcv_skb+0x13e/0x3d0 [ 157.236482] ? lock_downgrade+0x860/0x860 [ 157.240675] ? rtnetlink_put_metrics+0x490/0x490 [ 157.245432] ? netlink_ack+0xa70/0xa70 [ 157.249310] ? netlink_deliver_tap+0x182/0xb00 [ 157.254056] rtnetlink_rcv+0x10/0x20 [ 157.257764] netlink_unicast+0x443/0x650 [ 157.261951] ? netlink_attachskb+0x6c0/0x6c0 [ 157.266344] ? _copy_from_iter_full+0x182/0x720 [ 157.271011] ? __check_object_size+0x1ef/0x310 [ 157.275582] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 157.281129] netlink_sendmsg+0x764/0xc60 [ 157.285179] ? netlink_unicast+0x650/0x650 [ 157.289403] ? apparmor_socket_sendmsg+0x1b/0x20 [ 157.294145] ? netlink_unicast+0x650/0x650 [ 157.298371] sock_sendmsg+0xb5/0xf0 [ 157.302096] ___sys_sendmsg+0x647/0x950 [ 157.306078] ? find_held_lock+0x36/0x1d0 [ 157.310135] ? copy_msghdr_from_user+0x430/0x430 [ 157.314967] ? __fget+0x278/0x400 [ 157.318415] ? kasan_check_read+0x11/0x20 [ 157.322554] ? __fget+0x295/0x400 [ 157.326005] ? expand_files.part.8+0x700/0x700 [ 157.330755] ? __f_unlock_pos+0xd/0x10 [ 157.334677] ? __fget_light+0x174/0x1e0 [ 157.338636] ? __fdget+0xe/0x10 [ 157.341931] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 157.346771] __sys_sendmsg+0xd9/0x180 [ 157.350699] ? __ia32_sys_shutdown+0x70/0x70 [ 157.355109] ? __sb_end_write+0xa4/0xd0 [ 157.359073] ? kasan_check_write+0x14/0x20 [ 157.363302] ? fput+0x18/0x120 [ 157.366513] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.371882] __x64_sys_sendmsg+0x73/0xb0 [ 157.376108] do_syscall_64+0xd0/0x4e0 [ 157.380497] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.385837] RIP: 0033:0x463d89 [ 157.389036] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 157.408895] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 157.416596] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 157.423855] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 157.431122] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 157.438390] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 157.445740] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 157.455235] FAULT_INJECTION: forcing a failure. [ 157.455235] name failslab, interval 1, probability 0, space 0, times 0 [ 157.468674] CPU: 0 PID: 10383 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 157.476667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.486025] Call Trace: [ 157.488618] dump_stack+0x123/0x171 [ 157.492255] should_fail.cold.4+0x5/0xa [ 157.496237] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 157.501376] ? lock_downgrade+0x860/0x860 [ 157.505634] ? ___might_sleep+0x16b/0x270 [ 157.509791] __should_failslab+0xba/0xf0 [ 157.513868] should_failslab+0x9/0x20 [ 157.517675] kmem_cache_alloc_trace+0x2cb/0x740 [ 157.522343] ? qfq_change_class+0xa93/0x14e0 [ 157.526760] ? qfq_change_class+0xa93/0x14e0 [ 157.531180] ? __local_bh_enable_ip+0x160/0x260 [ 157.535838] qfq_change_class+0xad9/0x14e0 [ 157.540067] ? qfq_delete_class+0x2d0/0x2d0 [ 157.544397] ? nla_parse+0x197/0x280 [ 157.548097] tc_ctl_tclass+0x3e9/0xba0 [ 157.551996] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 157.557095] ? find_held_lock+0x36/0x1d0 [ 157.561259] rtnetlink_rcv_msg+0x34f/0x8f0 [ 157.565488] ? rtnetlink_put_metrics+0x490/0x490 [ 157.570240] ? find_held_lock+0x36/0x1d0 [ 157.574324] netlink_rcv_skb+0x13e/0x3d0 [ 157.578388] ? lock_downgrade+0x860/0x860 [ 157.582647] ? rtnetlink_put_metrics+0x490/0x490 [ 157.587397] ? netlink_ack+0xa70/0xa70 [ 157.591290] ? netlink_deliver_tap+0x182/0xb00 [ 157.595860] rtnetlink_rcv+0x10/0x20 [ 157.599652] netlink_unicast+0x443/0x650 [ 157.603715] ? netlink_attachskb+0x6c0/0x6c0 [ 157.608118] ? _copy_from_iter_full+0x182/0x720 [ 157.612809] ? __check_object_size+0x1ef/0x310 [ 157.617518] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 157.623057] netlink_sendmsg+0x764/0xc60 [ 157.627323] ? netlink_unicast+0x650/0x650 [ 157.631592] ? apparmor_socket_sendmsg+0x1b/0x20 [ 157.636340] ? netlink_unicast+0x650/0x650 [ 157.640567] sock_sendmsg+0xb5/0xf0 [ 157.644273] ___sys_sendmsg+0x647/0x950 [ 157.648257] ? find_held_lock+0x36/0x1d0 [ 157.652307] ? copy_msghdr_from_user+0x430/0x430 [ 157.657049] ? __fget+0x278/0x400 [ 157.660495] ? kasan_check_read+0x11/0x20 [ 157.664765] ? __fget+0x295/0x400 [ 157.668239] ? expand_files.part.8+0x700/0x700 [ 157.672848] ? __f_unlock_pos+0xd/0x10 [ 157.676799] ? __fget_light+0x174/0x1e0 [ 157.680887] ? __fdget+0xe/0x10 [ 157.684163] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 157.689221] __sys_sendmsg+0xd9/0x180 [ 157.693106] ? __ia32_sys_shutdown+0x70/0x70 [ 157.697610] ? __sb_end_write+0xa4/0xd0 [ 157.701592] ? kasan_check_write+0x14/0x20 [ 157.705846] ? fput+0x18/0x120 [ 157.709043] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.714399] __x64_sys_sendmsg+0x73/0xb0 [ 157.718456] do_syscall_64+0xd0/0x4e0 [ 157.722289] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.727470] RIP: 0033:0x463d89 [ 157.730673] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 157.749595] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 157.757294] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 157.764557] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 157.771829] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 157.779087] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 157.786436] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 157.796588] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 157.813174] FAULT_INJECTION: forcing a failure. [ 157.813174] name failslab, interval 1, probability 0, space 0, times 0 [ 157.826621] CPU: 0 PID: 10393 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 157.834527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.843874] Call Trace: [ 157.846594] dump_stack+0x123/0x171 [ 157.850219] should_fail.cold.4+0x5/0xa [ 157.854331] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 157.859540] ? lock_downgrade+0x860/0x860 [ 157.863704] ? ___might_sleep+0x16b/0x270 [ 157.867864] __should_failslab+0xba/0xf0 [ 157.871927] should_failslab+0x9/0x20 [ 157.875831] kmem_cache_alloc_trace+0x2cb/0x740 [ 157.880486] ? qfq_change_class+0xa93/0x14e0 [ 157.884882] ? qfq_change_class+0xa93/0x14e0 [ 157.889277] ? __local_bh_enable_ip+0x160/0x260 [ 157.893931] qfq_change_class+0xad9/0x14e0 [ 157.898162] ? qfq_delete_class+0x2d0/0x2d0 [ 157.902493] ? nla_parse+0x197/0x280 [ 157.906202] tc_ctl_tclass+0x3e9/0xba0 [ 157.910085] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 157.915180] ? find_held_lock+0x36/0x1d0 [ 157.919251] rtnetlink_rcv_msg+0x34f/0x8f0 [ 157.923484] ? rtnetlink_put_metrics+0x490/0x490 [ 157.928229] ? find_held_lock+0x36/0x1d0 [ 157.932289] netlink_rcv_skb+0x13e/0x3d0 [ 157.936338] ? lock_downgrade+0x860/0x860 [ 157.940475] ? rtnetlink_put_metrics+0x490/0x490 [ 157.945317] ? netlink_ack+0xa70/0xa70 [ 157.949380] ? netlink_deliver_tap+0x182/0xb00 [ 157.954143] rtnetlink_rcv+0x10/0x20 [ 157.957853] netlink_unicast+0x443/0x650 [ 157.961930] ? netlink_attachskb+0x6c0/0x6c0 [ 157.966349] ? _copy_from_iter_full+0x182/0x720 [ 157.971014] ? __check_object_size+0x1ef/0x310 [ 157.975609] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 157.982977] netlink_sendmsg+0x764/0xc60 [ 157.987146] ? netlink_unicast+0x650/0x650 [ 157.991433] ? apparmor_socket_sendmsg+0x1b/0x20 [ 157.996245] ? netlink_unicast+0x650/0x650 [ 158.000474] sock_sendmsg+0xb5/0xf0 [ 158.004091] ___sys_sendmsg+0x647/0x950 [ 158.008055] ? find_held_lock+0x36/0x1d0 [ 158.012135] ? copy_msghdr_from_user+0x430/0x430 [ 158.016899] ? __fget+0x278/0x400 [ 158.020534] ? kasan_check_read+0x11/0x20 [ 158.024665] ? __fget+0x295/0x400 [ 158.028114] ? expand_files.part.8+0x700/0x700 [ 158.033217] ? __f_unlock_pos+0xd/0x10 [ 158.037097] ? __fget_light+0x174/0x1e0 [ 158.041081] ? __fdget+0xe/0x10 [ 158.044375] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 158.049292] __sys_sendmsg+0xd9/0x180 [ 158.053090] ? __ia32_sys_shutdown+0x70/0x70 [ 158.057575] ? __sb_end_write+0xa4/0xd0 [ 158.061551] ? kasan_check_write+0x14/0x20 [ 158.065881] ? fput+0x18/0x120 [ 158.069076] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.074531] __x64_sys_sendmsg+0x73/0xb0 [ 158.078863] do_syscall_64+0xd0/0x4e0 [ 158.082668] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.087857] RIP: 0033:0x463d89 [ 158.091054] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 158.110028] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 158.117725] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 158.125176] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 158.132615] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 158.139974] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 158.147333] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 158.159048] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 158.174673] FAULT_INJECTION: forcing a failure. [ 158.174673] name failslab, interval 1, probability 0, space 0, times 0 [ 158.188578] CPU: 0 PID: 10403 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 158.196841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.206206] Call Trace: [ 158.208792] dump_stack+0x123/0x171 [ 158.212427] should_fail.cold.4+0x5/0xa [ 158.216408] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 158.221532] ? lock_downgrade+0x860/0x860 [ 158.225665] ? ___might_sleep+0x16b/0x270 [ 158.229936] __should_failslab+0xba/0xf0 [ 158.234414] should_failslab+0x9/0x20 [ 158.238221] kmem_cache_alloc_trace+0x2cb/0x740 [ 158.242999] ? qfq_change_class+0xa93/0x14e0 [ 158.247504] ? qfq_change_class+0xa93/0x14e0 [ 158.251909] ? __local_bh_enable_ip+0x160/0x260 [ 158.256666] qfq_change_class+0xad9/0x14e0 [ 158.260903] ? qfq_delete_class+0x2d0/0x2d0 [ 158.265223] ? nla_parse+0x197/0x280 [ 158.269018] tc_ctl_tclass+0x3e9/0xba0 [ 158.273245] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 158.278353] ? find_held_lock+0x36/0x1d0 [ 158.282419] rtnetlink_rcv_msg+0x34f/0x8f0 [ 158.286653] ? rtnetlink_put_metrics+0x490/0x490 [ 158.291503] ? find_held_lock+0x36/0x1d0 [ 158.295568] netlink_rcv_skb+0x13e/0x3d0 [ 158.299626] ? lock_downgrade+0x860/0x860 [ 158.303777] ? rtnetlink_put_metrics+0x490/0x490 [ 158.308529] ? netlink_ack+0xa70/0xa70 [ 158.312439] ? netlink_deliver_tap+0x182/0xb00 [ 158.317024] rtnetlink_rcv+0x10/0x20 [ 158.320755] netlink_unicast+0x443/0x650 [ 158.324799] ? netlink_attachskb+0x6c0/0x6c0 [ 158.329214] ? _copy_from_iter_full+0x182/0x720 [ 158.334043] ? __check_object_size+0x1ef/0x310 [ 158.338883] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 158.344413] netlink_sendmsg+0x764/0xc60 [ 158.348617] ? netlink_unicast+0x650/0x650 [ 158.352854] ? apparmor_socket_sendmsg+0x1b/0x20 [ 158.357615] ? netlink_unicast+0x650/0x650 [ 158.361848] sock_sendmsg+0xb5/0xf0 [ 158.365556] ___sys_sendmsg+0x647/0x950 [ 158.369639] ? find_held_lock+0x36/0x1d0 [ 158.373773] ? copy_msghdr_from_user+0x430/0x430 [ 158.378510] ? __fget+0x278/0x400 [ 158.381958] ? kasan_check_read+0x11/0x20 [ 158.386110] ? __fget+0x295/0x400 [ 158.389585] ? expand_files.part.8+0x700/0x700 [ 158.394168] ? __f_unlock_pos+0xd/0x10 [ 158.398043] ? __fget_light+0x174/0x1e0 [ 158.402018] ? __fdget+0xe/0x10 [ 158.405558] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 158.410403] __sys_sendmsg+0xd9/0x180 [ 158.414190] ? __ia32_sys_shutdown+0x70/0x70 [ 158.418630] ? __sb_end_write+0xa4/0xd0 [ 158.422618] ? kasan_check_write+0x14/0x20 [ 158.426843] ? fput+0x18/0x120 [ 158.430037] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.435503] __x64_sys_sendmsg+0x73/0xb0 [ 158.439562] do_syscall_64+0xd0/0x4e0 [ 158.443355] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.448533] RIP: 0033:0x463d89 [ 158.451704] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 158.471458] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 158.479277] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 158.486648] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 158.493937] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 158.501198] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 158.508558] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 158.520515] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 158.539172] FAULT_INJECTION: forcing a failure. [ 158.539172] name failslab, interval 1, probability 0, space 0, times 0 [ 158.552259] CPU: 0 PID: 10413 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 158.560164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.569640] Call Trace: [ 158.572227] dump_stack+0x123/0x171 [ 158.575851] should_fail.cold.4+0x5/0xa [ 158.579907] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 158.585012] ? lock_downgrade+0x860/0x860 [ 158.589407] ? ___might_sleep+0x16b/0x270 [ 158.593816] __should_failslab+0xba/0xf0 [ 158.597880] should_failslab+0x9/0x20 [ 158.601667] kmem_cache_alloc_trace+0x2cb/0x740 [ 158.606427] ? qfq_change_class+0xa93/0x14e0 [ 158.610817] ? qfq_change_class+0xa93/0x14e0 [ 158.615313] ? __local_bh_enable_ip+0x160/0x260 [ 158.619988] qfq_change_class+0xad9/0x14e0 [ 158.624234] ? qfq_delete_class+0x2d0/0x2d0 [ 158.628556] ? nla_parse+0x197/0x280 [ 158.632341] tc_ctl_tclass+0x3e9/0xba0 [ 158.636309] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 158.641866] ? find_held_lock+0x36/0x1d0 [ 158.645930] rtnetlink_rcv_msg+0x34f/0x8f0 [ 158.650168] ? rtnetlink_put_metrics+0x490/0x490 [ 158.654927] ? find_held_lock+0x36/0x1d0 [ 158.658989] netlink_rcv_skb+0x13e/0x3d0 [ 158.663073] ? lock_downgrade+0x860/0x860 [ 158.667216] ? rtnetlink_put_metrics+0x490/0x490 [ 158.671976] ? netlink_ack+0xa70/0xa70 [ 158.675960] ? netlink_deliver_tap+0x182/0xb00 [ 158.680552] rtnetlink_rcv+0x10/0x20 [ 158.684288] netlink_unicast+0x443/0x650 [ 158.688353] ? netlink_attachskb+0x6c0/0x6c0 [ 158.692750] ? _copy_from_iter_full+0x182/0x720 [ 158.697440] ? __check_object_size+0x1ef/0x310 [ 158.702035] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 158.707585] netlink_sendmsg+0x764/0xc60 [ 158.711646] ? netlink_unicast+0x650/0x650 [ 158.715869] ? apparmor_socket_sendmsg+0x1b/0x20 [ 158.720634] ? netlink_unicast+0x650/0x650 [ 158.724858] sock_sendmsg+0xb5/0xf0 [ 158.728493] ___sys_sendmsg+0x647/0x950 [ 158.732472] ? find_held_lock+0x36/0x1d0 [ 158.736536] ? copy_msghdr_from_user+0x430/0x430 [ 158.741301] ? __fget+0x278/0x400 [ 158.744765] ? kasan_check_read+0x11/0x20 [ 158.748919] ? __fget+0x295/0x400 [ 158.752381] ? expand_files.part.8+0x700/0x700 [ 158.756950] ? __f_unlock_pos+0xd/0x10 [ 158.760846] ? __fget_light+0x174/0x1e0 [ 158.764899] ? __fdget+0xe/0x10 [ 158.768191] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 158.773028] __sys_sendmsg+0xd9/0x180 [ 158.776818] ? __ia32_sys_shutdown+0x70/0x70 [ 158.781229] ? __sb_end_write+0xa4/0xd0 [ 158.785194] ? kasan_check_write+0x14/0x20 [ 158.789417] ? fput+0x18/0x120 [ 158.792599] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.797956] __x64_sys_sendmsg+0x73/0xb0 [ 158.802010] do_syscall_64+0xd0/0x4e0 [ 158.805804] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.811000] RIP: 0033:0x463d89 [ 158.814186] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 158.833074] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 158.840783] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 158.848049] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 158.855506] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 158.862795] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 158.870348] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 158.883321] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 158.910065] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 158.930125] FAULT_INJECTION: forcing a failure. [ 158.930125] name failslab, interval 1, probability 0, space 0, times 0 [ 158.944681] CPU: 1 PID: 10432 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 158.952583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.961930] Call Trace: [ 158.964575] dump_stack+0x123/0x171 [ 158.968278] should_fail.cold.4+0x5/0xa [ 158.972236] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 158.977327] ? lock_downgrade+0x860/0x860 [ 158.981480] ? ___might_sleep+0x16b/0x270 [ 158.985616] __should_failslab+0xba/0xf0 [ 158.989668] should_failslab+0x9/0x20 [ 158.993468] kmem_cache_alloc_trace+0x2cb/0x740 [ 158.998181] ? qfq_change_class+0xa93/0x14e0 [ 159.002669] ? qfq_change_class+0xa93/0x14e0 [ 159.007063] ? __local_bh_enable_ip+0x160/0x260 [ 159.011729] qfq_change_class+0xad9/0x14e0 [ 159.016071] ? qfq_delete_class+0x2d0/0x2d0 [ 159.020380] ? nla_parse+0x197/0x280 [ 159.024080] tc_ctl_tclass+0x3e9/0xba0 [ 159.027980] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 159.033083] ? find_held_lock+0x36/0x1d0 [ 159.037153] rtnetlink_rcv_msg+0x34f/0x8f0 [ 159.041400] ? rtnetlink_put_metrics+0x490/0x490 [ 159.046228] ? find_held_lock+0x36/0x1d0 [ 159.050290] netlink_rcv_skb+0x13e/0x3d0 [ 159.054339] ? lock_downgrade+0x860/0x860 [ 159.058481] ? rtnetlink_put_metrics+0x490/0x490 [ 159.063235] ? netlink_ack+0xa70/0xa70 [ 159.067109] ? netlink_deliver_tap+0x182/0xb00 [ 159.071685] rtnetlink_rcv+0x10/0x20 [ 159.075408] netlink_unicast+0x443/0x650 [ 159.079463] ? netlink_attachskb+0x6c0/0x6c0 [ 159.083867] ? _copy_from_iter_full+0x182/0x720 [ 159.088530] ? __check_object_size+0x1ef/0x310 [ 159.093095] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 159.098633] netlink_sendmsg+0x764/0xc60 [ 159.102687] ? netlink_unicast+0x650/0x650 [ 159.106915] ? apparmor_socket_sendmsg+0x1b/0x20 [ 159.111661] ? netlink_unicast+0x650/0x650 [ 159.115884] sock_sendmsg+0xb5/0xf0 [ 159.119492] ___sys_sendmsg+0x647/0x950 [ 159.123480] ? find_held_lock+0x36/0x1d0 [ 159.127538] ? copy_msghdr_from_user+0x430/0x430 [ 159.132277] ? __fget+0x278/0x400 [ 159.135715] ? kasan_check_read+0x11/0x20 [ 159.139846] ? __fget+0x295/0x400 [ 159.143282] ? expand_files.part.8+0x700/0x700 [ 159.147849] ? __f_unlock_pos+0xd/0x10 [ 159.151718] ? __fget_light+0x174/0x1e0 [ 159.155690] ? __fdget+0xe/0x10 [ 159.158966] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 159.163795] __sys_sendmsg+0xd9/0x180 [ 159.167592] ? __ia32_sys_shutdown+0x70/0x70 [ 159.171996] ? __sb_end_write+0xa4/0xd0 [ 159.176032] ? kasan_check_write+0x14/0x20 [ 159.180506] ? fput+0x18/0x120 [ 159.183802] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.189369] __x64_sys_sendmsg+0x73/0xb0 [ 159.193727] do_syscall_64+0xd0/0x4e0 [ 159.197525] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.202858] RIP: 0033:0x463d89 [ 159.206157] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 159.225326] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 159.233217] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 159.240594] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 159.247869] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 159.255209] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 159.262463] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 159.283293] FAULT_INJECTION: forcing a failure. [ 159.283293] name failslab, interval 1, probability 0, space 0, times 0 [ 159.296517] CPU: 1 PID: 10433 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 159.304422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.313863] Call Trace: [ 159.316449] dump_stack+0x123/0x171 [ 159.320169] should_fail.cold.4+0x5/0xa [ 159.324239] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 159.329348] ? lock_downgrade+0x860/0x860 [ 159.333520] ? ___might_sleep+0x16b/0x270 [ 159.337686] __should_failslab+0xba/0xf0 [ 159.341747] should_failslab+0x9/0x20 [ 159.345645] kmem_cache_alloc_trace+0x2cb/0x740 [ 159.350343] ? qfq_change_class+0xa93/0x14e0 [ 159.354839] ? qfq_change_class+0xa93/0x14e0 [ 159.359265] ? __local_bh_enable_ip+0x160/0x260 [ 159.363931] qfq_change_class+0xad9/0x14e0 [ 159.368182] ? qfq_delete_class+0x2d0/0x2d0 [ 159.372753] ? nla_parse+0x197/0x280 [ 159.376506] tc_ctl_tclass+0x3e9/0xba0 [ 159.380382] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 159.385472] ? find_held_lock+0x36/0x1d0 [ 159.389524] rtnetlink_rcv_msg+0x34f/0x8f0 [ 159.393741] ? rtnetlink_put_metrics+0x490/0x490 [ 159.398491] ? find_held_lock+0x36/0x1d0 [ 159.402822] netlink_rcv_skb+0x13e/0x3d0 [ 159.406892] ? lock_downgrade+0x860/0x860 [ 159.411140] ? rtnetlink_put_metrics+0x490/0x490 [ 159.415881] ? netlink_ack+0xa70/0xa70 [ 159.419966] ? netlink_deliver_tap+0x182/0xb00 [ 159.424937] rtnetlink_rcv+0x10/0x20 [ 159.428747] netlink_unicast+0x443/0x650 [ 159.433081] ? netlink_attachskb+0x6c0/0x6c0 [ 159.437480] ? _copy_from_iter_full+0x182/0x720 [ 159.442148] ? __check_object_size+0x1ef/0x310 [ 159.446825] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 159.452385] netlink_sendmsg+0x764/0xc60 [ 159.456437] ? netlink_unicast+0x650/0x650 [ 159.460677] ? apparmor_socket_sendmsg+0x1b/0x20 [ 159.465437] ? netlink_unicast+0x650/0x650 [ 159.469744] sock_sendmsg+0xb5/0xf0 [ 159.473364] ___sys_sendmsg+0x647/0x950 [ 159.477319] ? find_held_lock+0x36/0x1d0 [ 159.481375] ? copy_msghdr_from_user+0x430/0x430 [ 159.486129] ? __fget+0x278/0x400 [ 159.489571] ? kasan_check_read+0x11/0x20 [ 159.493725] ? __fget+0x295/0x400 [ 159.497381] ? expand_files.part.8+0x700/0x700 [ 159.502042] ? __f_unlock_pos+0xd/0x10 [ 159.505937] ? __fget_light+0x174/0x1e0 [ 159.509899] ? __fdget+0xe/0x10 [ 159.513162] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 159.518008] __sys_sendmsg+0xd9/0x180 [ 159.521812] ? __ia32_sys_shutdown+0x70/0x70 [ 159.526206] ? __sb_end_write+0xa4/0xd0 [ 159.530170] ? kasan_check_write+0x14/0x20 [ 159.534566] ? fput+0x18/0x120 [ 159.538017] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.543461] __x64_sys_sendmsg+0x73/0xb0 [ 159.547518] do_syscall_64+0xd0/0x4e0 [ 159.551314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.556666] RIP: 0033:0x463d89 [ 159.559862] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 159.579097] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 159.586788] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 159.594046] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 159.601315] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 159.608767] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 159.616230] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 159.624724] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 159.640800] FAULT_INJECTION: forcing a failure. [ 159.640800] name failslab, interval 1, probability 0, space 0, times 0 [ 159.653417] CPU: 1 PID: 10443 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 159.661436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.670789] Call Trace: [ 159.673376] dump_stack+0x123/0x171 [ 159.677203] should_fail.cold.4+0x5/0xa [ 159.681270] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 159.686461] ? lock_downgrade+0x860/0x860 [ 159.690808] ? ___might_sleep+0x16b/0x270 [ 159.694990] __should_failslab+0xba/0xf0 [ 159.699258] should_failslab+0x9/0x20 [ 159.703230] kmem_cache_alloc_trace+0x2cb/0x740 [ 159.708159] ? qfq_change_class+0xa93/0x14e0 [ 159.712565] ? qfq_change_class+0xa93/0x14e0 [ 159.717090] ? __local_bh_enable_ip+0x160/0x260 [ 159.721867] qfq_change_class+0xad9/0x14e0 [ 159.726289] ? qfq_delete_class+0x2d0/0x2d0 [ 159.730610] ? nla_parse+0x197/0x280 [ 159.734319] tc_ctl_tclass+0x3e9/0xba0 [ 159.738382] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 159.743561] ? find_held_lock+0x36/0x1d0 [ 159.747626] rtnetlink_rcv_msg+0x34f/0x8f0 [ 159.751845] ? rtnetlink_put_metrics+0x490/0x490 [ 159.756603] ? find_held_lock+0x36/0x1d0 [ 159.760662] netlink_rcv_skb+0x13e/0x3d0 [ 159.764886] ? lock_downgrade+0x860/0x860 [ 159.769138] ? rtnetlink_put_metrics+0x490/0x490 [ 159.773876] ? netlink_ack+0xa70/0xa70 [ 159.777756] ? netlink_deliver_tap+0x182/0xb00 [ 159.782332] rtnetlink_rcv+0x10/0x20 [ 159.786117] netlink_unicast+0x443/0x650 [ 159.790205] ? netlink_attachskb+0x6c0/0x6c0 [ 159.794617] ? _copy_from_iter_full+0x182/0x720 [ 159.799500] ? __check_object_size+0x1ef/0x310 [ 159.804100] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 159.809652] netlink_sendmsg+0x764/0xc60 [ 159.813705] ? netlink_unicast+0x650/0x650 [ 159.817933] ? apparmor_socket_sendmsg+0x1b/0x20 [ 159.822679] ? netlink_unicast+0x650/0x650 [ 159.826982] sock_sendmsg+0xb5/0xf0 [ 159.830609] ___sys_sendmsg+0x647/0x950 [ 159.834698] ? find_held_lock+0x36/0x1d0 [ 159.838770] ? copy_msghdr_from_user+0x430/0x430 [ 159.843524] ? __fget+0x278/0x400 [ 159.847159] ? kasan_check_read+0x11/0x20 [ 159.851299] ? __fget+0x295/0x400 [ 159.854737] ? expand_files.part.8+0x700/0x700 [ 159.859304] ? __f_unlock_pos+0xd/0x10 [ 159.863184] ? __fget_light+0x174/0x1e0 [ 159.867323] ? __fdget+0xe/0x10 [ 159.870599] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 159.875432] __sys_sendmsg+0xd9/0x180 [ 159.879394] ? __ia32_sys_shutdown+0x70/0x70 [ 159.883900] ? __sb_end_write+0xa4/0xd0 [ 159.887953] ? kasan_check_write+0x14/0x20 [ 159.892270] ? fput+0x18/0x120 [ 159.895452] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.900815] __x64_sys_sendmsg+0x73/0xb0 [ 159.904882] do_syscall_64+0xd0/0x4e0 [ 159.908687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 159.913965] RIP: 0033:0x463d89 [ 159.917147] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 159.936407] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 159.944190] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 159.951529] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 2021/05/24 20:53:50 executed programs: 333 [ 159.958964] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 159.966240] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 159.973597] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 159.981917] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 159.997999] FAULT_INJECTION: forcing a failure. [ 159.997999] name failslab, interval 1, probability 0, space 0, times 0 [ 160.021906] CPU: 1 PID: 10453 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 160.029818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.039187] Call Trace: [ 160.041759] dump_stack+0x123/0x171 [ 160.045375] should_fail.cold.4+0x5/0xa [ 160.049333] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 160.054425] ? lock_downgrade+0x860/0x860 [ 160.058668] ? ___might_sleep+0x16b/0x270 [ 160.062830] __should_failslab+0xba/0xf0 [ 160.066889] should_failslab+0x9/0x20 [ 160.070687] kmem_cache_alloc_trace+0x2cb/0x740 [ 160.075347] ? qfq_change_class+0xa93/0x14e0 [ 160.079837] ? qfq_change_class+0xa93/0x14e0 [ 160.084243] ? __local_bh_enable_ip+0x160/0x260 [ 160.089332] qfq_change_class+0xad9/0x14e0 [ 160.093641] ? qfq_delete_class+0x2d0/0x2d0 [ 160.098045] ? nla_parse+0x197/0x280 [ 160.101893] tc_ctl_tclass+0x3e9/0xba0 [ 160.105993] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 160.114773] ? find_held_lock+0x36/0x1d0 [ 160.119179] rtnetlink_rcv_msg+0x34f/0x8f0 [ 160.123413] ? rtnetlink_put_metrics+0x490/0x490 [ 160.128533] ? find_held_lock+0x36/0x1d0 [ 160.132600] netlink_rcv_skb+0x13e/0x3d0 [ 160.136654] ? lock_downgrade+0x860/0x860 [ 160.140794] ? rtnetlink_put_metrics+0x490/0x490 [ 160.145541] ? netlink_ack+0xa70/0xa70 [ 160.149476] ? netlink_deliver_tap+0x182/0xb00 [ 160.154236] rtnetlink_rcv+0x10/0x20 [ 160.157953] netlink_unicast+0x443/0x650 [ 160.162039] ? netlink_attachskb+0x6c0/0x6c0 [ 160.166964] ? _copy_from_iter_full+0x182/0x720 [ 160.171655] ? __check_object_size+0x1ef/0x310 [ 160.176706] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 160.182237] netlink_sendmsg+0x764/0xc60 [ 160.186310] ? netlink_unicast+0x650/0x650 [ 160.190623] ? apparmor_socket_sendmsg+0x1b/0x20 [ 160.195422] ? netlink_unicast+0x650/0x650 [ 160.199896] sock_sendmsg+0xb5/0xf0 [ 160.203543] ___sys_sendmsg+0x647/0x950 [ 160.207522] ? find_held_lock+0x36/0x1d0 [ 160.211692] ? copy_msghdr_from_user+0x430/0x430 [ 160.216439] ? __fget+0x278/0x400 [ 160.219895] ? kasan_check_read+0x11/0x20 [ 160.224047] ? __fget+0x295/0x400 [ 160.227494] ? expand_files.part.8+0x700/0x700 [ 160.232067] ? __f_unlock_pos+0xd/0x10 [ 160.236026] ? __fget_light+0x174/0x1e0 [ 160.239983] ? __fdget+0xe/0x10 [ 160.243251] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 160.248103] __sys_sendmsg+0xd9/0x180 [ 160.251901] ? __ia32_sys_shutdown+0x70/0x70 [ 160.256513] ? __sb_end_write+0xa4/0xd0 [ 160.260610] ? kasan_check_write+0x14/0x20 [ 160.264831] ? fput+0x18/0x120 [ 160.268014] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.273542] __x64_sys_sendmsg+0x73/0xb0 [ 160.277607] do_syscall_64+0xd0/0x4e0 [ 160.281395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.286755] RIP: 0033:0x463d89 [ 160.289935] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 160.308837] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 160.316555] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 160.323944] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 160.331292] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 160.338725] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 160.345990] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 160.372256] FAULT_INJECTION: forcing a failure. [ 160.372256] name failslab, interval 1, probability 0, space 0, times 0 [ 160.393641] CPU: 0 PID: 10475 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 160.401803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.411165] Call Trace: [ 160.413932] dump_stack+0x123/0x171 [ 160.417553] should_fail.cold.4+0x5/0xa [ 160.421534] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 160.426636] ? lock_downgrade+0x860/0x860 [ 160.431099] ? ___might_sleep+0x16b/0x270 [ 160.435406] __should_failslab+0xba/0xf0 [ 160.439475] should_failslab+0x9/0x20 [ 160.443404] kmem_cache_alloc_trace+0x2cb/0x740 [ 160.448176] ? qfq_change_class+0xa93/0x14e0 [ 160.452577] ? qfq_change_class+0xa93/0x14e0 [ 160.456978] ? __local_bh_enable_ip+0x160/0x260 [ 160.461652] qfq_change_class+0xad9/0x14e0 [ 160.465889] ? qfq_delete_class+0x2d0/0x2d0 [ 160.470426] ? nla_parse+0x197/0x280 [ 160.474157] tc_ctl_tclass+0x3e9/0xba0 [ 160.478049] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 160.483162] ? find_held_lock+0x36/0x1d0 [ 160.487368] rtnetlink_rcv_msg+0x34f/0x8f0 [ 160.491601] ? rtnetlink_put_metrics+0x490/0x490 [ 160.496349] ? find_held_lock+0x36/0x1d0 [ 160.500448] netlink_rcv_skb+0x13e/0x3d0 [ 160.504645] ? lock_downgrade+0x860/0x860 [ 160.508813] ? rtnetlink_put_metrics+0x490/0x490 [ 160.513579] ? netlink_ack+0xa70/0xa70 [ 160.517487] ? netlink_deliver_tap+0x182/0xb00 [ 160.522190] rtnetlink_rcv+0x10/0x20 [ 160.525917] netlink_unicast+0x443/0x650 [ 160.529977] ? netlink_attachskb+0x6c0/0x6c0 [ 160.534404] ? _copy_from_iter_full+0x182/0x720 [ 160.539073] ? __check_object_size+0x1ef/0x310 [ 160.543677] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 160.549291] netlink_sendmsg+0x764/0xc60 [ 160.553428] ? netlink_unicast+0x650/0x650 [ 160.557668] ? apparmor_socket_sendmsg+0x1b/0x20 [ 160.562417] ? netlink_unicast+0x650/0x650 [ 160.566682] sock_sendmsg+0xb5/0xf0 [ 160.570295] ___sys_sendmsg+0x647/0x950 [ 160.574255] ? find_held_lock+0x36/0x1d0 [ 160.578318] ? copy_msghdr_from_user+0x430/0x430 [ 160.583077] ? __fget+0x278/0x400 [ 160.586531] ? kasan_check_read+0x11/0x20 [ 160.590681] ? __fget+0x295/0x400 [ 160.594137] ? expand_files.part.8+0x700/0x700 [ 160.598851] ? __f_unlock_pos+0xd/0x10 [ 160.602752] ? __fget_light+0x174/0x1e0 [ 160.606740] ? __fdget+0xe/0x10 [ 160.610013] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 160.615016] __sys_sendmsg+0xd9/0x180 [ 160.618916] ? __ia32_sys_shutdown+0x70/0x70 [ 160.623336] ? __sb_end_write+0xa4/0xd0 [ 160.627338] ? kasan_check_write+0x14/0x20 [ 160.631576] ? fput+0x18/0x120 [ 160.634758] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.640116] __x64_sys_sendmsg+0x73/0xb0 [ 160.644175] do_syscall_64+0xd0/0x4e0 [ 160.647985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.653155] RIP: 0033:0x463d89 [ 160.656332] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 160.675361] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 160.683072] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 160.690329] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 160.697585] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 160.704851] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 160.712193] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 160.721437] FAULT_INJECTION: forcing a failure. [ 160.721437] name failslab, interval 1, probability 0, space 0, times 0 [ 160.734315] CPU: 0 PID: 10477 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 160.742217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.751573] Call Trace: [ 160.754183] dump_stack+0x123/0x171 [ 160.757803] should_fail.cold.4+0x5/0xa [ 160.761761] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 160.766865] ? lock_downgrade+0x860/0x860 [ 160.771005] ? ___might_sleep+0x16b/0x270 [ 160.775148] __should_failslab+0xba/0xf0 [ 160.779194] should_failslab+0x9/0x20 [ 160.782999] kmem_cache_alloc_trace+0x2cb/0x740 [ 160.787651] ? qfq_change_class+0xa93/0x14e0 [ 160.792046] ? qfq_change_class+0xa93/0x14e0 [ 160.796888] ? __local_bh_enable_ip+0x160/0x260 [ 160.801550] qfq_change_class+0xad9/0x14e0 [ 160.805876] ? qfq_delete_class+0x2d0/0x2d0 [ 160.810192] ? nla_parse+0x197/0x280 [ 160.813915] tc_ctl_tclass+0x3e9/0xba0 [ 160.817805] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 160.822904] ? find_held_lock+0x36/0x1d0 [ 160.826963] rtnetlink_rcv_msg+0x34f/0x8f0 [ 160.831191] ? rtnetlink_put_metrics+0x490/0x490 [ 160.835935] ? find_held_lock+0x36/0x1d0 [ 160.840003] netlink_rcv_skb+0x13e/0x3d0 [ 160.844049] ? lock_downgrade+0x860/0x860 [ 160.848238] ? rtnetlink_put_metrics+0x490/0x490 [ 160.852994] ? netlink_ack+0xa70/0xa70 [ 160.856922] ? netlink_deliver_tap+0x182/0xb00 [ 160.861625] rtnetlink_rcv+0x10/0x20 [ 160.865339] netlink_unicast+0x443/0x650 [ 160.869417] ? netlink_attachskb+0x6c0/0x6c0 [ 160.873819] ? _copy_from_iter_full+0x182/0x720 [ 160.878515] ? __check_object_size+0x1ef/0x310 [ 160.883094] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 160.888634] netlink_sendmsg+0x764/0xc60 [ 160.892711] ? netlink_unicast+0x650/0x650 [ 160.896948] ? apparmor_socket_sendmsg+0x1b/0x20 [ 160.901690] ? netlink_unicast+0x650/0x650 [ 160.905908] sock_sendmsg+0xb5/0xf0 [ 160.909612] ___sys_sendmsg+0x647/0x950 [ 160.913582] ? find_held_lock+0x36/0x1d0 [ 160.917824] ? copy_msghdr_from_user+0x430/0x430 [ 160.922572] ? __fget+0x278/0x400 [ 160.926105] ? kasan_check_read+0x11/0x20 [ 160.930248] ? __fget+0x295/0x400 [ 160.933791] ? expand_files.part.8+0x700/0x700 [ 160.938360] ? __f_unlock_pos+0xd/0x10 [ 160.942252] ? __fget_light+0x174/0x1e0 [ 160.946227] ? __fdget+0xe/0x10 [ 160.949503] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 160.954338] __sys_sendmsg+0xd9/0x180 [ 160.958126] ? __ia32_sys_shutdown+0x70/0x70 [ 160.962578] ? __sb_end_write+0xa4/0xd0 [ 160.966538] ? kasan_check_write+0x14/0x20 [ 160.970869] ? fput+0x18/0x120 [ 160.974057] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.979789] __x64_sys_sendmsg+0x73/0xb0 [ 160.983882] do_syscall_64+0xd0/0x4e0 [ 160.987672] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 160.992877] RIP: 0033:0x463d89 [ 160.996136] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 161.015717] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 161.023581] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 161.031025] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 161.038293] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 161.045554] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 161.052828] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 161.070990] FAULT_INJECTION: forcing a failure. [ 161.070990] name failslab, interval 1, probability 0, space 0, times 0 [ 161.093498] CPU: 0 PID: 10483 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 161.101420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.110783] Call Trace: [ 161.113548] dump_stack+0x123/0x171 [ 161.117273] should_fail.cold.4+0x5/0xa [ 161.121266] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 161.126376] ? lock_downgrade+0x860/0x860 [ 161.130534] ? ___might_sleep+0x16b/0x270 [ 161.134731] __should_failslab+0xba/0xf0 [ 161.138798] should_failslab+0x9/0x20 [ 161.142606] kmem_cache_alloc_trace+0x2cb/0x740 [ 161.147264] ? qfq_change_class+0xa93/0x14e0 [ 161.151744] ? qfq_change_class+0xa93/0x14e0 [ 161.156154] ? __local_bh_enable_ip+0x160/0x260 [ 161.160831] qfq_change_class+0xad9/0x14e0 [ 161.165067] ? qfq_delete_class+0x2d0/0x2d0 [ 161.169379] ? nla_parse+0x197/0x280 [ 161.173196] tc_ctl_tclass+0x3e9/0xba0 [ 161.177190] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 161.182297] ? find_held_lock+0x36/0x1d0 [ 161.186421] rtnetlink_rcv_msg+0x34f/0x8f0 [ 161.190669] ? rtnetlink_put_metrics+0x490/0x490 [ 161.195416] ? find_held_lock+0x36/0x1d0 [ 161.199483] netlink_rcv_skb+0x13e/0x3d0 [ 161.203597] ? lock_downgrade+0x860/0x860 [ 161.207750] ? rtnetlink_put_metrics+0x490/0x490 [ 161.213290] ? netlink_ack+0xa70/0xa70 [ 161.217186] ? netlink_deliver_tap+0x182/0xb00 [ 161.221768] rtnetlink_rcv+0x10/0x20 [ 161.225495] netlink_unicast+0x443/0x650 [ 161.229553] ? netlink_attachskb+0x6c0/0x6c0 [ 161.234223] ? _copy_from_iter_full+0x182/0x720 [ 161.239000] ? __check_object_size+0x1ef/0x310 [ 161.243577] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 161.249105] netlink_sendmsg+0x764/0xc60 [ 161.253171] ? netlink_unicast+0x650/0x650 [ 161.257408] ? apparmor_socket_sendmsg+0x1b/0x20 [ 161.262156] ? netlink_unicast+0x650/0x650 [ 161.266380] sock_sendmsg+0xb5/0xf0 [ 161.269993] ___sys_sendmsg+0x647/0x950 [ 161.273957] ? find_held_lock+0x36/0x1d0 [ 161.278014] ? copy_msghdr_from_user+0x430/0x430 [ 161.282765] ? __fget+0x278/0x400 [ 161.286221] ? kasan_check_read+0x11/0x20 [ 161.290372] ? __fget+0x295/0x400 [ 161.293840] ? expand_files.part.8+0x700/0x700 [ 161.298414] ? __f_unlock_pos+0xd/0x10 [ 161.302299] ? __fget_light+0x174/0x1e0 [ 161.306357] ? __fdget+0xe/0x10 [ 161.309775] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 161.314700] __sys_sendmsg+0xd9/0x180 [ 161.318527] ? __ia32_sys_shutdown+0x70/0x70 [ 161.322949] ? __sb_end_write+0xa4/0xd0 [ 161.326928] ? kasan_check_write+0x14/0x20 [ 161.331171] ? fput+0x18/0x120 [ 161.334392] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.339752] __x64_sys_sendmsg+0x73/0xb0 [ 161.344003] do_syscall_64+0xd0/0x4e0 [ 161.347900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.353094] RIP: 0033:0x463d89 [ 161.356280] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 161.375290] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 161.383008] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 161.390267] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 161.397527] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 161.406792] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 161.414055] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 161.428620] FAULT_INJECTION: forcing a failure. [ 161.428620] name failslab, interval 1, probability 0, space 0, times 0 [ 161.442887] CPU: 0 PID: 10493 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 161.450802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.460161] Call Trace: [ 161.462754] dump_stack+0x123/0x171 [ 161.466403] should_fail.cold.4+0x5/0xa [ 161.470561] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 161.475675] ? lock_downgrade+0x860/0x860 [ 161.479832] ? ___might_sleep+0x16b/0x270 [ 161.483992] __should_failslab+0xba/0xf0 [ 161.488064] should_failslab+0x9/0x20 [ 161.491862] kmem_cache_alloc_trace+0x2cb/0x740 [ 161.496550] ? qfq_change_class+0xa93/0x14e0 [ 161.500958] ? qfq_change_class+0xa93/0x14e0 [ 161.505374] ? __local_bh_enable_ip+0x160/0x260 [ 161.510053] qfq_change_class+0xad9/0x14e0 [ 161.514397] ? qfq_delete_class+0x2d0/0x2d0 [ 161.518731] ? nla_parse+0x197/0x280 [ 161.522434] tc_ctl_tclass+0x3e9/0xba0 [ 161.526372] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 161.531469] ? find_held_lock+0x36/0x1d0 [ 161.535886] rtnetlink_rcv_msg+0x34f/0x8f0 [ 161.540140] ? rtnetlink_put_metrics+0x490/0x490 [ 161.544898] ? find_held_lock+0x36/0x1d0 [ 161.548972] netlink_rcv_skb+0x13e/0x3d0 [ 161.553040] ? lock_downgrade+0x860/0x860 [ 161.557368] ? rtnetlink_put_metrics+0x490/0x490 [ 161.562118] ? netlink_ack+0xa70/0xa70 [ 161.566014] ? netlink_deliver_tap+0x182/0xb00 [ 161.570595] rtnetlink_rcv+0x10/0x20 [ 161.574313] netlink_unicast+0x443/0x650 [ 161.578367] ? netlink_attachskb+0x6c0/0x6c0 [ 161.582755] ? _copy_from_iter_full+0x182/0x720 [ 161.587418] ? __check_object_size+0x1ef/0x310 [ 161.592017] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 161.597817] netlink_sendmsg+0x764/0xc60 [ 161.601910] ? netlink_unicast+0x650/0x650 [ 161.606170] ? apparmor_socket_sendmsg+0x1b/0x20 [ 161.610920] ? netlink_unicast+0x650/0x650 [ 161.615152] sock_sendmsg+0xb5/0xf0 [ 161.618769] ___sys_sendmsg+0x647/0x950 [ 161.622966] ? find_held_lock+0x36/0x1d0 [ 161.627026] ? copy_msghdr_from_user+0x430/0x430 [ 161.631782] ? __fget+0x278/0x400 [ 161.635434] ? kasan_check_read+0x11/0x20 [ 161.639599] ? __fget+0x295/0x400 [ 161.643060] ? expand_files.part.8+0x700/0x700 [ 161.647648] ? __f_unlock_pos+0xd/0x10 [ 161.651528] ? __fget_light+0x174/0x1e0 [ 161.655487] ? __fdget+0xe/0x10 [ 161.658751] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 161.663592] __sys_sendmsg+0xd9/0x180 [ 161.667475] ? __ia32_sys_shutdown+0x70/0x70 [ 161.671877] ? __sb_end_write+0xa4/0xd0 [ 161.675834] ? kasan_check_write+0x14/0x20 [ 161.680048] ? fput+0x18/0x120 [ 161.683223] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.688577] __x64_sys_sendmsg+0x73/0xb0 [ 161.692632] do_syscall_64+0xd0/0x4e0 [ 161.696419] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 161.701612] RIP: 0033:0x463d89 [ 161.704784] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 161.723673] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 161.731366] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 161.738785] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 161.746050] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 161.753438] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 161.760889] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 161.776061] nla_parse: 4 callbacks suppressed [ 161.776066] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 161.805462] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 161.822376] FAULT_INJECTION: forcing a failure. [ 161.822376] name failslab, interval 1, probability 0, space 0, times 0 [ 161.835404] CPU: 0 PID: 10516 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 161.843280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.852625] Call Trace: [ 161.855229] dump_stack+0x123/0x171 [ 161.858847] should_fail.cold.4+0x5/0xa [ 161.862808] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 161.867895] ? lock_downgrade+0x860/0x860 [ 161.872027] ? ___might_sleep+0x16b/0x270 [ 161.876158] __should_failslab+0xba/0xf0 [ 161.880207] should_failslab+0x9/0x20 [ 161.884015] kmem_cache_alloc_trace+0x2cb/0x740 [ 161.888686] ? qfq_change_class+0xa93/0x14e0 [ 161.893079] ? qfq_change_class+0xa93/0x14e0 [ 161.897471] ? __local_bh_enable_ip+0x160/0x260 [ 161.902123] qfq_change_class+0xad9/0x14e0 [ 161.906341] ? qfq_delete_class+0x2d0/0x2d0 [ 161.910646] ? nla_parse+0x197/0x280 [ 161.914347] tc_ctl_tclass+0x3e9/0xba0 [ 161.918246] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 161.923331] ? find_held_lock+0x36/0x1d0 [ 161.927409] rtnetlink_rcv_msg+0x34f/0x8f0 [ 161.931642] ? rtnetlink_put_metrics+0x490/0x490 [ 161.936399] ? find_held_lock+0x36/0x1d0 [ 161.940447] netlink_rcv_skb+0x13e/0x3d0 [ 161.944491] ? lock_downgrade+0x860/0x860 [ 161.948625] ? rtnetlink_put_metrics+0x490/0x490 [ 161.953366] ? netlink_ack+0xa70/0xa70 [ 161.957236] ? netlink_deliver_tap+0x182/0xb00 [ 161.961823] rtnetlink_rcv+0x10/0x20 [ 161.965526] netlink_unicast+0x443/0x650 [ 161.969568] ? netlink_attachskb+0x6c0/0x6c0 [ 161.973955] ? _copy_from_iter_full+0x182/0x720 [ 161.978607] ? __check_object_size+0x1ef/0x310 [ 161.983171] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 161.988696] netlink_sendmsg+0x764/0xc60 [ 161.992743] ? netlink_unicast+0x650/0x650 [ 161.996962] ? apparmor_socket_sendmsg+0x1b/0x20 [ 162.001699] ? netlink_unicast+0x650/0x650 [ 162.005921] sock_sendmsg+0xb5/0xf0 [ 162.009642] ___sys_sendmsg+0x647/0x950 [ 162.013699] ? find_held_lock+0x36/0x1d0 [ 162.017743] ? copy_msghdr_from_user+0x430/0x430 [ 162.022652] ? __fget+0x278/0x400 [ 162.026095] ? kasan_check_read+0x11/0x20 [ 162.030251] ? __fget+0x295/0x400 [ 162.033879] ? expand_files.part.8+0x700/0x700 [ 162.038729] ? __f_unlock_pos+0xd/0x10 [ 162.042711] ? __fget_light+0x174/0x1e0 [ 162.046689] ? __fdget+0xe/0x10 [ 162.049961] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 162.054797] __sys_sendmsg+0xd9/0x180 [ 162.058593] ? __ia32_sys_shutdown+0x70/0x70 [ 162.062988] ? __sb_end_write+0xa4/0xd0 [ 162.066951] ? kasan_check_write+0x14/0x20 [ 162.071173] ? fput+0x18/0x120 [ 162.074363] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.079726] __x64_sys_sendmsg+0x73/0xb0 [ 162.083777] do_syscall_64+0xd0/0x4e0 [ 162.087767] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.092953] RIP: 0033:0x463d89 [ 162.096144] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 162.115244] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 162.122957] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 162.130238] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 162.137692] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 162.145072] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 162.152447] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 162.164474] FAULT_INJECTION: forcing a failure. [ 162.164474] name failslab, interval 1, probability 0, space 0, times 0 [ 162.181604] CPU: 1 PID: 10517 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 162.189533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.198885] Call Trace: [ 162.201464] dump_stack+0x123/0x171 [ 162.205079] should_fail.cold.4+0x5/0xa [ 162.209046] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 162.214152] ? lock_downgrade+0x860/0x860 [ 162.218405] ? ___might_sleep+0x16b/0x270 [ 162.222542] __should_failslab+0xba/0xf0 [ 162.226588] should_failslab+0x9/0x20 [ 162.230384] kmem_cache_alloc_trace+0x2cb/0x740 [ 162.235053] ? qfq_change_class+0xa93/0x14e0 [ 162.239453] ? qfq_change_class+0xa93/0x14e0 [ 162.243853] ? __local_bh_enable_ip+0x160/0x260 [ 162.248503] qfq_change_class+0xad9/0x14e0 [ 162.252718] ? qfq_delete_class+0x2d0/0x2d0 [ 162.257030] ? nla_parse+0x197/0x280 [ 162.260730] tc_ctl_tclass+0x3e9/0xba0 [ 162.264619] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 162.269725] ? find_held_lock+0x36/0x1d0 [ 162.273791] rtnetlink_rcv_msg+0x34f/0x8f0 [ 162.278113] ? rtnetlink_put_metrics+0x490/0x490 [ 162.282899] ? find_held_lock+0x36/0x1d0 [ 162.286964] netlink_rcv_skb+0x13e/0x3d0 [ 162.291025] ? lock_downgrade+0x860/0x860 [ 162.295159] ? rtnetlink_put_metrics+0x490/0x490 [ 162.299933] ? netlink_ack+0xa70/0xa70 [ 162.303817] ? netlink_deliver_tap+0x182/0xb00 [ 162.308386] rtnetlink_rcv+0x10/0x20 [ 162.312102] netlink_unicast+0x443/0x650 [ 162.316156] ? netlink_attachskb+0x6c0/0x6c0 [ 162.320549] ? _copy_from_iter_full+0x182/0x720 [ 162.325227] ? __check_object_size+0x1ef/0x310 [ 162.329823] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 162.335358] netlink_sendmsg+0x764/0xc60 [ 162.339426] ? netlink_unicast+0x650/0x650 [ 162.343669] ? apparmor_socket_sendmsg+0x1b/0x20 [ 162.348445] ? netlink_unicast+0x650/0x650 [ 162.352674] sock_sendmsg+0xb5/0xf0 [ 162.356291] ___sys_sendmsg+0x647/0x950 [ 162.360267] ? find_held_lock+0x36/0x1d0 [ 162.364887] ? copy_msghdr_from_user+0x430/0x430 [ 162.369656] ? __fget+0x278/0x400 [ 162.373205] ? kasan_check_read+0x11/0x20 [ 162.377488] ? __fget+0x295/0x400 [ 162.380949] ? expand_files.part.8+0x700/0x700 [ 162.385619] ? __f_unlock_pos+0xd/0x10 [ 162.389655] ? __fget_light+0x174/0x1e0 [ 162.393797] ? __fdget+0xe/0x10 [ 162.397095] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 162.401925] __sys_sendmsg+0xd9/0x180 [ 162.405732] ? __ia32_sys_shutdown+0x70/0x70 [ 162.410135] ? __sb_end_write+0xa4/0xd0 [ 162.414098] ? kasan_check_write+0x14/0x20 [ 162.418333] ? fput+0x18/0x120 [ 162.421530] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.427050] __x64_sys_sendmsg+0x73/0xb0 [ 162.431286] do_syscall_64+0xd0/0x4e0 [ 162.435113] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.440317] RIP: 0033:0x463d89 [ 162.443492] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 162.462382] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 162.470083] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 162.477522] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 162.484780] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 162.492050] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 162.499302] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 162.521406] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 162.552025] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 162.577786] FAULT_INJECTION: forcing a failure. [ 162.577786] name failslab, interval 1, probability 0, space 0, times 0 [ 162.590145] CPU: 1 PID: 10532 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 162.598037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.607385] Call Trace: [ 162.609964] dump_stack+0x123/0x171 [ 162.613639] should_fail.cold.4+0x5/0xa [ 162.617629] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 162.622735] ? lock_downgrade+0x860/0x860 [ 162.626872] ? ___might_sleep+0x16b/0x270 [ 162.631030] __should_failslab+0xba/0xf0 [ 162.635119] should_failslab+0x9/0x20 [ 162.638917] kmem_cache_alloc_trace+0x2cb/0x740 [ 162.643573] ? qfq_change_class+0xa93/0x14e0 [ 162.647976] ? qfq_change_class+0xa93/0x14e0 [ 162.652384] ? __local_bh_enable_ip+0x160/0x260 [ 162.657045] qfq_change_class+0xad9/0x14e0 [ 162.661279] ? qfq_delete_class+0x2d0/0x2d0 [ 162.665606] ? nla_parse+0x197/0x280 [ 162.669329] tc_ctl_tclass+0x3e9/0xba0 [ 162.673200] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 162.678291] ? find_held_lock+0x36/0x1d0 [ 162.682346] rtnetlink_rcv_msg+0x34f/0x8f0 [ 162.686589] ? rtnetlink_put_metrics+0x490/0x490 [ 162.691375] ? find_held_lock+0x36/0x1d0 [ 162.697045] netlink_rcv_skb+0x13e/0x3d0 [ 162.701140] ? lock_downgrade+0x860/0x860 [ 162.705300] ? rtnetlink_put_metrics+0x490/0x490 [ 162.710059] ? netlink_ack+0xa70/0xa70 [ 162.713953] ? netlink_deliver_tap+0x182/0xb00 [ 162.718727] rtnetlink_rcv+0x10/0x20 [ 162.722446] netlink_unicast+0x443/0x650 [ 162.726503] ? netlink_attachskb+0x6c0/0x6c0 [ 162.731080] ? _copy_from_iter_full+0x182/0x720 [ 162.735846] ? __check_object_size+0x1ef/0x310 [ 162.740423] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 162.746184] netlink_sendmsg+0x764/0xc60 [ 162.750247] ? netlink_unicast+0x650/0x650 [ 162.754486] ? apparmor_socket_sendmsg+0x1b/0x20 [ 162.759252] ? netlink_unicast+0x650/0x650 [ 162.763576] sock_sendmsg+0xb5/0xf0 [ 162.767209] ___sys_sendmsg+0x647/0x950 [ 162.771200] ? find_held_lock+0x36/0x1d0 [ 162.775262] ? copy_msghdr_from_user+0x430/0x430 [ 162.780128] ? __fget+0x278/0x400 [ 162.783577] ? kasan_check_read+0x11/0x20 [ 162.787723] ? __fget+0x295/0x400 [ 162.791161] ? expand_files.part.8+0x700/0x700 [ 162.795726] ? __f_unlock_pos+0xd/0x10 [ 162.799613] ? __fget_light+0x174/0x1e0 [ 162.803577] ? __fdget+0xe/0x10 [ 162.806835] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 162.811659] __sys_sendmsg+0xd9/0x180 [ 162.815451] ? __ia32_sys_shutdown+0x70/0x70 [ 162.819849] ? __sb_end_write+0xa4/0xd0 [ 162.823812] ? kasan_check_write+0x14/0x20 [ 162.828030] ? fput+0x18/0x120 [ 162.831231] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.836679] __x64_sys_sendmsg+0x73/0xb0 [ 162.840731] do_syscall_64+0xd0/0x4e0 [ 162.844519] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 162.849706] RIP: 0033:0x463d89 [ 162.852879] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 162.871779] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 162.879713] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 162.886979] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 162.894241] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 162.901500] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 162.908778] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 162.916849] FAULT_INJECTION: forcing a failure. [ 162.916849] name failslab, interval 1, probability 0, space 0, times 0 [ 162.929582] CPU: 1 PID: 10533 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 162.937487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.946847] Call Trace: [ 162.949453] dump_stack+0x123/0x171 [ 162.953088] should_fail.cold.4+0x5/0xa [ 162.957069] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 162.962186] ? lock_downgrade+0x860/0x860 [ 162.966338] ? ___might_sleep+0x16b/0x270 [ 162.970490] __should_failslab+0xba/0xf0 [ 162.974616] should_failslab+0x9/0x20 [ 162.978411] kmem_cache_alloc_trace+0x2cb/0x740 [ 162.983068] ? qfq_change_class+0xa93/0x14e0 [ 162.987475] ? qfq_change_class+0xa93/0x14e0 [ 162.992153] ? __local_bh_enable_ip+0x160/0x260 [ 162.996813] qfq_change_class+0xad9/0x14e0 [ 163.001038] ? qfq_delete_class+0x2d0/0x2d0 [ 163.005348] ? nla_parse+0x197/0x280 [ 163.009048] tc_ctl_tclass+0x3e9/0xba0 [ 163.012921] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 163.018027] ? find_held_lock+0x36/0x1d0 [ 163.022081] rtnetlink_rcv_msg+0x34f/0x8f0 [ 163.026318] ? rtnetlink_put_metrics+0x490/0x490 [ 163.031057] ? find_held_lock+0x36/0x1d0 [ 163.035211] netlink_rcv_skb+0x13e/0x3d0 [ 163.039266] ? lock_downgrade+0x860/0x860 [ 163.043465] ? rtnetlink_put_metrics+0x490/0x490 [ 163.048210] ? netlink_ack+0xa70/0xa70 [ 163.052095] ? netlink_deliver_tap+0x182/0xb00 [ 163.056690] rtnetlink_rcv+0x10/0x20 [ 163.060478] netlink_unicast+0x443/0x650 [ 163.064526] ? netlink_attachskb+0x6c0/0x6c0 [ 163.068918] ? _copy_from_iter_full+0x182/0x720 [ 163.073574] ? __check_object_size+0x1ef/0x310 [ 163.078138] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 163.083874] netlink_sendmsg+0x764/0xc60 [ 163.087922] ? netlink_unicast+0x650/0x650 [ 163.092154] ? apparmor_socket_sendmsg+0x1b/0x20 [ 163.096897] ? netlink_unicast+0x650/0x650 [ 163.101118] sock_sendmsg+0xb5/0xf0 [ 163.104835] ___sys_sendmsg+0x647/0x950 [ 163.108815] ? find_held_lock+0x36/0x1d0 [ 163.112958] ? copy_msghdr_from_user+0x430/0x430 [ 163.117731] ? __fget+0x278/0x400 [ 163.121277] ? kasan_check_read+0x11/0x20 [ 163.125587] ? __fget+0x295/0x400 [ 163.129144] ? expand_files.part.8+0x700/0x700 [ 163.133711] ? __f_unlock_pos+0xd/0x10 [ 163.137593] ? __fget_light+0x174/0x1e0 [ 163.141571] ? __fdget+0xe/0x10 [ 163.144843] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 163.149680] __sys_sendmsg+0xd9/0x180 [ 163.153486] ? __ia32_sys_shutdown+0x70/0x70 [ 163.157898] ? __sb_end_write+0xa4/0xd0 [ 163.161958] ? kasan_check_write+0x14/0x20 [ 163.166201] ? fput+0x18/0x120 [ 163.169401] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.174762] __x64_sys_sendmsg+0x73/0xb0 [ 163.178813] do_syscall_64+0xd0/0x4e0 [ 163.182607] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.187817] RIP: 0033:0x463d89 [ 163.190991] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 163.209991] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 163.217960] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 163.225236] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 163.232501] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 163.239790] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 163.247399] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 163.261612] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 163.286571] FAULT_INJECTION: forcing a failure. [ 163.286571] name failslab, interval 1, probability 0, space 0, times 0 [ 163.304837] CPU: 1 PID: 10543 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 163.312754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.322123] Call Trace: [ 163.324703] dump_stack+0x123/0x171 [ 163.328425] should_fail.cold.4+0x5/0xa [ 163.332493] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 163.337603] ? lock_downgrade+0x860/0x860 [ 163.341895] ? ___might_sleep+0x16b/0x270 [ 163.346044] __should_failslab+0xba/0xf0 [ 163.350203] should_failslab+0x9/0x20 [ 163.354086] kmem_cache_alloc_trace+0x2cb/0x740 [ 163.358750] ? qfq_change_class+0xa93/0x14e0 [ 163.363157] ? qfq_change_class+0xa93/0x14e0 [ 163.367558] ? __local_bh_enable_ip+0x160/0x260 [ 163.372233] qfq_change_class+0xad9/0x14e0 [ 163.376616] ? qfq_delete_class+0x2d0/0x2d0 [ 163.380949] ? nla_parse+0x197/0x280 [ 163.384665] tc_ctl_tclass+0x3e9/0xba0 [ 163.388550] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 163.393670] ? find_held_lock+0x36/0x1d0 [ 163.397735] rtnetlink_rcv_msg+0x34f/0x8f0 [ 163.402163] ? rtnetlink_put_metrics+0x490/0x490 [ 163.407016] ? find_held_lock+0x36/0x1d0 [ 163.411080] netlink_rcv_skb+0x13e/0x3d0 [ 163.415221] ? lock_downgrade+0x860/0x860 [ 163.419461] ? rtnetlink_put_metrics+0x490/0x490 [ 163.424202] ? netlink_ack+0xa70/0xa70 [ 163.428070] ? netlink_deliver_tap+0x182/0xb00 [ 163.432652] rtnetlink_rcv+0x10/0x20 [ 163.436364] netlink_unicast+0x443/0x650 [ 163.440520] ? netlink_attachskb+0x6c0/0x6c0 [ 163.445286] ? _copy_from_iter_full+0x182/0x720 [ 163.450309] ? __check_object_size+0x1ef/0x310 [ 163.455055] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 163.460596] netlink_sendmsg+0x764/0xc60 [ 163.464659] ? netlink_unicast+0x650/0x650 [ 163.468977] ? apparmor_socket_sendmsg+0x1b/0x20 [ 163.473976] ? netlink_unicast+0x650/0x650 [ 163.478212] sock_sendmsg+0xb5/0xf0 [ 163.481824] ___sys_sendmsg+0x647/0x950 [ 163.485989] ? find_held_lock+0x36/0x1d0 [ 163.490051] ? copy_msghdr_from_user+0x430/0x430 [ 163.495182] ? __fget+0x278/0x400 [ 163.498919] ? kasan_check_read+0x11/0x20 [ 163.503134] ? __fget+0x295/0x400 [ 163.506749] ? expand_files.part.8+0x700/0x700 [ 163.511339] ? __f_unlock_pos+0xd/0x10 [ 163.515433] ? __fget_light+0x174/0x1e0 [ 163.519703] ? __fdget+0xe/0x10 [ 163.523093] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 163.527939] __sys_sendmsg+0xd9/0x180 [ 163.531755] ? __ia32_sys_shutdown+0x70/0x70 [ 163.536299] ? __sb_end_write+0xa4/0xd0 [ 163.540362] ? kasan_check_write+0x14/0x20 [ 163.544606] ? fput+0x18/0x120 [ 163.547843] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.553198] __x64_sys_sendmsg+0x73/0xb0 [ 163.557246] do_syscall_64+0xd0/0x4e0 [ 163.561033] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.566293] RIP: 0033:0x463d89 [ 163.569493] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 163.588678] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 163.596380] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 163.603657] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 163.610915] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 163.618195] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 163.625448] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 163.642059] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 163.670058] FAULT_INJECTION: forcing a failure. [ 163.670058] name failslab, interval 1, probability 0, space 0, times 0 [ 163.685560] CPU: 1 PID: 10557 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 163.693551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.702901] Call Trace: [ 163.705501] dump_stack+0x123/0x171 [ 163.709143] should_fail.cold.4+0x5/0xa [ 163.713102] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 163.718211] ? lock_downgrade+0x860/0x860 [ 163.722399] ? ___might_sleep+0x16b/0x270 [ 163.726532] __should_failslab+0xba/0xf0 [ 163.730599] should_failslab+0x9/0x20 [ 163.734382] kmem_cache_alloc_trace+0x2cb/0x740 [ 163.739137] ? qfq_change_class+0xa93/0x14e0 [ 163.743542] ? qfq_change_class+0xa93/0x14e0 [ 163.747945] ? __local_bh_enable_ip+0x160/0x260 [ 163.752645] qfq_change_class+0xad9/0x14e0 [ 163.756866] ? qfq_delete_class+0x2d0/0x2d0 [ 163.761174] ? nla_parse+0x197/0x280 [ 163.764905] tc_ctl_tclass+0x3e9/0xba0 [ 163.768834] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 163.774024] ? find_held_lock+0x36/0x1d0 [ 163.778092] rtnetlink_rcv_msg+0x34f/0x8f0 [ 163.782337] ? rtnetlink_put_metrics+0x490/0x490 [ 163.787106] ? find_held_lock+0x36/0x1d0 [ 163.791172] netlink_rcv_skb+0x13e/0x3d0 [ 163.795216] ? lock_downgrade+0x860/0x860 [ 163.799365] ? rtnetlink_put_metrics+0x490/0x490 [ 163.804101] ? netlink_ack+0xa70/0xa70 [ 163.807992] ? netlink_deliver_tap+0x182/0xb00 [ 163.812694] rtnetlink_rcv+0x10/0x20 [ 163.816394] netlink_unicast+0x443/0x650 [ 163.820563] ? netlink_attachskb+0x6c0/0x6c0 [ 163.824995] ? _copy_from_iter_full+0x182/0x720 [ 163.829915] ? __check_object_size+0x1ef/0x310 [ 163.834517] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 163.840079] netlink_sendmsg+0x764/0xc60 [ 163.844175] ? netlink_unicast+0x650/0x650 [ 163.848428] ? apparmor_socket_sendmsg+0x1b/0x20 [ 163.853170] ? netlink_unicast+0x650/0x650 [ 163.857502] sock_sendmsg+0xb5/0xf0 [ 163.861114] ___sys_sendmsg+0x647/0x950 [ 163.865169] ? find_held_lock+0x36/0x1d0 [ 163.869218] ? copy_msghdr_from_user+0x430/0x430 [ 163.873974] ? __fget+0x278/0x400 [ 163.877422] ? kasan_check_read+0x11/0x20 [ 163.881572] ? __fget+0x295/0x400 [ 163.885009] ? expand_files.part.8+0x700/0x700 [ 163.889682] ? __f_unlock_pos+0xd/0x10 [ 163.893745] ? __fget_light+0x174/0x1e0 [ 163.897716] ? __fdget+0xe/0x10 [ 163.900992] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 163.905822] __sys_sendmsg+0xd9/0x180 [ 163.909619] ? __ia32_sys_shutdown+0x70/0x70 [ 163.914189] ? __sb_end_write+0xa4/0xd0 [ 163.918159] ? kasan_check_write+0x14/0x20 [ 163.922472] ? fput+0x18/0x120 [ 163.925654] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.931034] __x64_sys_sendmsg+0x73/0xb0 [ 163.935085] do_syscall_64+0xd0/0x4e0 [ 163.938893] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 163.944064] RIP: 0033:0x463d89 [ 163.947239] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 163.966127] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 163.973836] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 163.981096] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 163.988363] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 163.995818] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 164.003083] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 164.012353] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 164.042980] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 164.058786] FAULT_INJECTION: forcing a failure. [ 164.058786] name failslab, interval 1, probability 0, space 0, times 0 [ 164.071174] CPU: 0 PID: 10575 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 164.079181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.088802] Call Trace: [ 164.091473] dump_stack+0x123/0x171 [ 164.095098] should_fail.cold.4+0x5/0xa [ 164.099082] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 164.104274] ? lock_downgrade+0x860/0x860 [ 164.108804] ? ___might_sleep+0x16b/0x270 [ 164.113045] __should_failslab+0xba/0xf0 [ 164.117213] should_failslab+0x9/0x20 [ 164.122159] kmem_cache_alloc_trace+0x2cb/0x740 [ 164.127155] ? qfq_change_class+0xa93/0x14e0 [ 164.131938] ? qfq_change_class+0xa93/0x14e0 [ 164.136856] ? __local_bh_enable_ip+0x160/0x260 [ 164.141524] qfq_change_class+0xad9/0x14e0 [ 164.146370] ? qfq_delete_class+0x2d0/0x2d0 [ 164.151214] ? nla_parse+0x197/0x280 [ 164.155054] tc_ctl_tclass+0x3e9/0xba0 [ 164.159098] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 164.164293] ? find_held_lock+0x36/0x1d0 [ 164.168361] rtnetlink_rcv_msg+0x34f/0x8f0 [ 164.172589] ? rtnetlink_put_metrics+0x490/0x490 [ 164.177520] ? find_held_lock+0x36/0x1d0 [ 164.182237] netlink_rcv_skb+0x13e/0x3d0 [ 164.186427] ? lock_downgrade+0x860/0x860 [ 164.190812] ? rtnetlink_put_metrics+0x490/0x490 [ 164.195673] ? netlink_ack+0xa70/0xa70 [ 164.199653] ? netlink_deliver_tap+0x182/0xb00 [ 164.204230] rtnetlink_rcv+0x10/0x20 [ 164.207931] netlink_unicast+0x443/0x650 [ 164.211989] ? netlink_attachskb+0x6c0/0x6c0 [ 164.216745] ? _copy_from_iter_full+0x182/0x720 [ 164.221790] ? __check_object_size+0x1ef/0x310 [ 164.226379] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 164.231916] netlink_sendmsg+0x764/0xc60 [ 164.236061] ? netlink_unicast+0x650/0x650 [ 164.240523] ? apparmor_socket_sendmsg+0x1b/0x20 [ 164.245634] ? netlink_unicast+0x650/0x650 [ 164.250464] sock_sendmsg+0xb5/0xf0 [ 164.254215] ___sys_sendmsg+0x647/0x950 [ 164.258202] ? find_held_lock+0x36/0x1d0 [ 164.262282] ? copy_msghdr_from_user+0x430/0x430 [ 164.267565] ? __fget+0x278/0x400 [ 164.271022] ? kasan_check_read+0x11/0x20 [ 164.275256] ? __fget+0x295/0x400 [ 164.278700] ? expand_files.part.8+0x700/0x700 [ 164.283304] ? __f_unlock_pos+0xd/0x10 [ 164.288935] ? __fget_light+0x174/0x1e0 [ 164.293012] ? __fdget+0xe/0x10 [ 164.296382] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 164.301211] __sys_sendmsg+0xd9/0x180 [ 164.305052] ? __ia32_sys_shutdown+0x70/0x70 [ 164.309452] ? __sb_end_write+0xa4/0xd0 [ 164.313419] ? kasan_check_write+0x14/0x20 [ 164.317759] ? fput+0x18/0x120 [ 164.321001] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.326466] __x64_sys_sendmsg+0x73/0xb0 [ 164.330524] do_syscall_64+0xd0/0x4e0 [ 164.334426] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.339621] RIP: 0033:0x463d89 [ 164.342891] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 164.362665] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 164.370481] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 164.378024] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 164.385367] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 164.392626] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 164.400087] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 164.409696] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 164.426828] FAULT_INJECTION: forcing a failure. [ 164.426828] name failslab, interval 1, probability 0, space 0, times 0 [ 164.441348] CPU: 0 PID: 10582 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 164.449350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.458760] Call Trace: [ 164.461354] dump_stack+0x123/0x171 [ 164.465095] should_fail.cold.4+0x5/0xa [ 164.469175] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 164.474290] ? lock_downgrade+0x860/0x860 [ 164.478580] ? ___might_sleep+0x16b/0x270 [ 164.482735] __should_failslab+0xba/0xf0 [ 164.486797] should_failslab+0x9/0x20 [ 164.490625] kmem_cache_alloc_trace+0x2cb/0x740 [ 164.495415] ? qfq_change_class+0xa93/0x14e0 [ 164.499821] ? qfq_change_class+0xa93/0x14e0 [ 164.504246] ? __local_bh_enable_ip+0x160/0x260 [ 164.509302] qfq_change_class+0xad9/0x14e0 [ 164.513688] ? qfq_delete_class+0x2d0/0x2d0 [ 164.518171] ? nla_parse+0x197/0x280 [ 164.521884] tc_ctl_tclass+0x3e9/0xba0 [ 164.525773] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 164.530874] ? find_held_lock+0x36/0x1d0 [ 164.534935] rtnetlink_rcv_msg+0x34f/0x8f0 [ 164.539230] ? rtnetlink_put_metrics+0x490/0x490 [ 164.544049] ? find_held_lock+0x36/0x1d0 [ 164.548103] netlink_rcv_skb+0x13e/0x3d0 [ 164.552156] ? lock_downgrade+0x860/0x860 [ 164.556290] ? rtnetlink_put_metrics+0x490/0x490 [ 164.561037] ? netlink_ack+0xa70/0xa70 [ 164.565016] ? netlink_deliver_tap+0x182/0xb00 [ 164.569700] rtnetlink_rcv+0x10/0x20 [ 164.573587] netlink_unicast+0x443/0x650 [ 164.577650] ? netlink_attachskb+0x6c0/0x6c0 [ 164.582053] ? _copy_from_iter_full+0x182/0x720 [ 164.586806] ? __check_object_size+0x1ef/0x310 [ 164.591381] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 164.596912] netlink_sendmsg+0x764/0xc60 [ 164.601097] ? netlink_unicast+0x650/0x650 [ 164.605343] ? apparmor_socket_sendmsg+0x1b/0x20 [ 164.610191] ? netlink_unicast+0x650/0x650 [ 164.614415] sock_sendmsg+0xb5/0xf0 [ 164.618032] ___sys_sendmsg+0x647/0x950 [ 164.622100] ? find_held_lock+0x36/0x1d0 [ 164.626335] ? copy_msghdr_from_user+0x430/0x430 [ 164.631093] ? __fget+0x278/0x400 [ 164.634561] ? kasan_check_read+0x11/0x20 [ 164.638708] ? __fget+0x295/0x400 [ 164.642151] ? expand_files.part.8+0x700/0x700 [ 164.646717] ? __f_unlock_pos+0xd/0x10 [ 164.650617] ? __fget_light+0x174/0x1e0 [ 164.654583] ? __fdget+0xe/0x10 [ 164.657860] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 164.662696] __sys_sendmsg+0xd9/0x180 [ 164.666487] ? __ia32_sys_shutdown+0x70/0x70 [ 164.671072] ? __sb_end_write+0xa4/0xd0 [ 164.675573] ? kasan_check_write+0x14/0x20 [ 164.679806] ? fput+0x18/0x120 [ 164.683002] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.688478] __x64_sys_sendmsg+0x73/0xb0 [ 164.692712] do_syscall_64+0xd0/0x4e0 [ 164.696513] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.701699] RIP: 0033:0x463d89 [ 164.705002] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 164.723985] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 164.731703] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 164.738958] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 164.746213] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 164.753819] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 164.761165] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 164.771176] FAULT_INJECTION: forcing a failure. [ 164.771176] name failslab, interval 1, probability 0, space 0, times 0 [ 164.784406] CPU: 0 PID: 10583 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 164.792653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.802095] Call Trace: [ 164.804695] dump_stack+0x123/0x171 [ 164.808327] should_fail.cold.4+0x5/0xa [ 164.812392] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 164.817683] ? lock_downgrade+0x860/0x860 [ 164.821953] ? ___might_sleep+0x16b/0x270 [ 164.826112] __should_failslab+0xba/0xf0 [ 164.830177] should_failslab+0x9/0x20 [ 164.833972] kmem_cache_alloc_trace+0x2cb/0x740 [ 164.838632] ? qfq_change_class+0xa93/0x14e0 [ 164.843033] ? qfq_change_class+0xa93/0x14e0 [ 164.847511] ? __local_bh_enable_ip+0x160/0x260 [ 164.852294] qfq_change_class+0xad9/0x14e0 [ 164.856512] ? qfq_delete_class+0x2d0/0x2d0 [ 164.860823] ? nla_parse+0x197/0x280 [ 164.864539] tc_ctl_tclass+0x3e9/0xba0 [ 164.868511] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 164.873782] ? find_held_lock+0x36/0x1d0 [ 164.877854] rtnetlink_rcv_msg+0x34f/0x8f0 [ 164.882199] ? rtnetlink_put_metrics+0x490/0x490 [ 164.886952] ? find_held_lock+0x36/0x1d0 [ 164.891454] netlink_rcv_skb+0x13e/0x3d0 [ 164.895685] ? lock_downgrade+0x860/0x860 [ 164.899842] ? rtnetlink_put_metrics+0x490/0x490 [ 164.904612] ? netlink_ack+0xa70/0xa70 [ 164.908588] ? netlink_deliver_tap+0x182/0xb00 [ 164.913192] rtnetlink_rcv+0x10/0x20 [ 164.916897] netlink_unicast+0x443/0x650 [ 164.920981] ? netlink_attachskb+0x6c0/0x6c0 [ 164.925372] ? _copy_from_iter_full+0x182/0x720 [ 164.930036] ? __check_object_size+0x1ef/0x310 [ 164.934699] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 164.940260] netlink_sendmsg+0x764/0xc60 [ 164.944486] ? netlink_unicast+0x650/0x650 [ 164.948806] ? apparmor_socket_sendmsg+0x1b/0x20 [ 164.953571] ? netlink_unicast+0x650/0x650 [ 164.957804] sock_sendmsg+0xb5/0xf0 [ 164.961421] ___sys_sendmsg+0x647/0x950 [ 164.965387] ? find_held_lock+0x36/0x1d0 [ 164.969450] ? copy_msghdr_from_user+0x430/0x430 [ 164.974196] ? __fget+0x278/0x400 [ 164.977745] ? kasan_check_read+0x11/0x20 [ 164.981926] ? __fget+0x295/0x400 [ 164.985403] ? expand_files.part.8+0x700/0x700 [ 164.990019] ? __f_unlock_pos+0xd/0x10 [ 164.993931] ? __fget_light+0x174/0x1e0 [ 164.997900] ? __fdget+0xe/0x10 [ 165.001174] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 165.006019] __sys_sendmsg+0xd9/0x180 [ 165.009830] ? __ia32_sys_shutdown+0x70/0x70 [ 165.014235] ? __sb_end_write+0xa4/0xd0 [ 165.018284] ? kasan_check_write+0x14/0x20 [ 165.022613] ? fput+0x18/0x120 [ 165.025794] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.031192] __x64_sys_sendmsg+0x73/0xb0 [ 165.035253] do_syscall_64+0xd0/0x4e0 [ 165.039037] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.044223] RIP: 0033:0x463d89 [ 165.047414] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 165.066302] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 165.074015] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 165.081297] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 165.088564] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 2021/05/24 20:53:55 executed programs: 347 [ 165.096010] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 165.103896] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 165.112124] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 165.148767] FAULT_INJECTION: forcing a failure. [ 165.148767] name failslab, interval 1, probability 0, space 0, times 0 [ 165.160495] CPU: 1 PID: 10613 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 165.168370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.177710] Call Trace: [ 165.180402] dump_stack+0x123/0x171 [ 165.184161] should_fail.cold.4+0x5/0xa [ 165.188126] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 165.193263] ? lock_downgrade+0x860/0x860 [ 165.197611] ? ___might_sleep+0x16b/0x270 [ 165.201764] __should_failslab+0xba/0xf0 [ 165.205822] should_failslab+0x9/0x20 [ 165.209604] kmem_cache_alloc_trace+0x2cb/0x740 [ 165.214250] ? qfq_change_class+0xa93/0x14e0 [ 165.218648] ? qfq_change_class+0xa93/0x14e0 [ 165.223054] ? __local_bh_enable_ip+0x160/0x260 [ 165.227723] qfq_change_class+0xad9/0x14e0 [ 165.231968] ? qfq_delete_class+0x2d0/0x2d0 [ 165.236297] ? nla_parse+0x197/0x280 [ 165.240044] tc_ctl_tclass+0x3e9/0xba0 [ 165.243912] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 165.249001] ? find_held_lock+0x36/0x1d0 [ 165.253118] rtnetlink_rcv_msg+0x34f/0x8f0 [ 165.257867] ? rtnetlink_put_metrics+0x490/0x490 [ 165.262699] ? find_held_lock+0x36/0x1d0 [ 165.266748] netlink_rcv_skb+0x13e/0x3d0 [ 165.270899] ? lock_downgrade+0x860/0x860 [ 165.275029] ? rtnetlink_put_metrics+0x490/0x490 [ 165.279776] ? netlink_ack+0xa70/0xa70 [ 165.283733] ? netlink_deliver_tap+0x182/0xb00 [ 165.288386] rtnetlink_rcv+0x10/0x20 [ 165.292086] netlink_unicast+0x443/0x650 [ 165.296223] ? netlink_attachskb+0x6c0/0x6c0 [ 165.300610] ? _copy_from_iter_full+0x182/0x720 [ 165.305263] ? __check_object_size+0x1ef/0x310 [ 165.309824] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 165.315373] netlink_sendmsg+0x764/0xc60 [ 165.319449] ? netlink_unicast+0x650/0x650 [ 165.323728] ? apparmor_socket_sendmsg+0x1b/0x20 [ 165.328481] ? netlink_unicast+0x650/0x650 [ 165.332803] sock_sendmsg+0xb5/0xf0 [ 165.336424] ___sys_sendmsg+0x647/0x950 [ 165.340735] ? find_held_lock+0x36/0x1d0 [ 165.344814] ? copy_msghdr_from_user+0x430/0x430 [ 165.349578] ? __fget+0x278/0x400 [ 165.353038] ? kasan_check_read+0x11/0x20 [ 165.357170] ? __fget+0x295/0x400 [ 165.360609] ? expand_files.part.8+0x700/0x700 [ 165.365977] ? __f_unlock_pos+0xd/0x10 [ 165.370135] ? __fget_light+0x174/0x1e0 [ 165.374096] ? __fdget+0xe/0x10 [ 165.377544] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 165.382508] __sys_sendmsg+0xd9/0x180 [ 165.386299] ? __ia32_sys_shutdown+0x70/0x70 [ 165.390693] ? __sb_end_write+0xa4/0xd0 [ 165.395019] ? kasan_check_write+0x14/0x20 [ 165.399272] ? fput+0x18/0x120 [ 165.403597] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.408968] __x64_sys_sendmsg+0x73/0xb0 [ 165.413125] do_syscall_64+0xd0/0x4e0 [ 165.416907] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.422091] RIP: 0033:0x463d89 [ 165.425277] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 165.444617] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 165.452320] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 165.459584] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 165.466861] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 165.474245] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 165.481508] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 165.492171] FAULT_INJECTION: forcing a failure. [ 165.492171] name failslab, interval 1, probability 0, space 0, times 0 [ 165.507401] CPU: 1 PID: 10614 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 165.516270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.525820] Call Trace: [ 165.528508] dump_stack+0x123/0x171 [ 165.532237] should_fail.cold.4+0x5/0xa [ 165.536219] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 165.541495] ? lock_downgrade+0x860/0x860 [ 165.545641] ? ___might_sleep+0x16b/0x270 [ 165.549775] __should_failslab+0xba/0xf0 [ 165.553903] should_failslab+0x9/0x20 [ 165.557699] kmem_cache_alloc_trace+0x2cb/0x740 [ 165.562384] ? qfq_change_class+0xa93/0x14e0 [ 165.566968] ? qfq_change_class+0xa93/0x14e0 [ 165.571543] ? __local_bh_enable_ip+0x160/0x260 [ 165.576202] qfq_change_class+0xad9/0x14e0 [ 165.580424] ? qfq_delete_class+0x2d0/0x2d0 [ 165.584817] ? nla_parse+0x197/0x280 [ 165.588536] tc_ctl_tclass+0x3e9/0xba0 [ 165.592422] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 165.597507] ? find_held_lock+0x36/0x1d0 [ 165.601568] rtnetlink_rcv_msg+0x34f/0x8f0 [ 165.605965] ? rtnetlink_put_metrics+0x490/0x490 [ 165.610717] ? find_held_lock+0x36/0x1d0 [ 165.615037] netlink_rcv_skb+0x13e/0x3d0 [ 165.619185] ? lock_downgrade+0x860/0x860 [ 165.623328] ? rtnetlink_put_metrics+0x490/0x490 [ 165.628075] ? netlink_ack+0xa70/0xa70 [ 165.631944] ? netlink_deliver_tap+0x182/0xb00 [ 165.636618] rtnetlink_rcv+0x10/0x20 [ 165.640411] netlink_unicast+0x443/0x650 [ 165.644459] ? netlink_attachskb+0x6c0/0x6c0 [ 165.648864] ? _copy_from_iter_full+0x182/0x720 [ 165.653610] ? __check_object_size+0x1ef/0x310 [ 165.658217] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 165.663827] netlink_sendmsg+0x764/0xc60 [ 165.667963] ? netlink_unicast+0x650/0x650 [ 165.672179] ? apparmor_socket_sendmsg+0x1b/0x20 [ 165.676914] ? netlink_unicast+0x650/0x650 [ 165.681127] sock_sendmsg+0xb5/0xf0 [ 165.684733] ___sys_sendmsg+0x647/0x950 [ 165.688703] ? find_held_lock+0x36/0x1d0 [ 165.695803] ? copy_msghdr_from_user+0x430/0x430 [ 165.700683] ? __fget+0x278/0x400 [ 165.704819] ? kasan_check_read+0x11/0x20 [ 165.708952] ? __fget+0x295/0x400 [ 165.712429] ? expand_files.part.8+0x700/0x700 [ 165.717188] ? __f_unlock_pos+0xd/0x10 [ 165.721187] ? __fget_light+0x174/0x1e0 [ 165.725159] ? __fdget+0xe/0x10 [ 165.728423] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 165.733250] __sys_sendmsg+0xd9/0x180 [ 165.737047] ? __ia32_sys_shutdown+0x70/0x70 [ 165.741440] ? __sb_end_write+0xa4/0xd0 [ 165.745394] ? kasan_check_write+0x14/0x20 [ 165.749638] ? fput+0x18/0x120 [ 165.752827] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.758451] __x64_sys_sendmsg+0x73/0xb0 [ 165.762613] do_syscall_64+0xd0/0x4e0 [ 165.766633] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.771894] RIP: 0033:0x463d89 [ 165.775080] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 165.794157] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 165.802131] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 165.809383] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 165.816736] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 165.823989] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 165.831254] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 165.850748] FAULT_INJECTION: forcing a failure. [ 165.850748] name failslab, interval 1, probability 0, space 0, times 0 [ 165.864404] CPU: 1 PID: 10626 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 165.872321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.881694] Call Trace: [ 165.884293] dump_stack+0x123/0x171 [ 165.887930] should_fail.cold.4+0x5/0xa [ 165.891909] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 165.897110] ? lock_downgrade+0x860/0x860 [ 165.901269] ? ___might_sleep+0x16b/0x270 [ 165.905404] __should_failslab+0xba/0xf0 [ 165.909464] should_failslab+0x9/0x20 [ 165.913315] kmem_cache_alloc_trace+0x2cb/0x740 [ 165.918104] ? qfq_change_class+0xa93/0x14e0 [ 165.922497] ? qfq_change_class+0xa93/0x14e0 [ 165.926894] ? __local_bh_enable_ip+0x160/0x260 [ 165.931547] qfq_change_class+0xad9/0x14e0 [ 165.935789] ? qfq_delete_class+0x2d0/0x2d0 [ 165.940111] ? nla_parse+0x197/0x280 [ 165.943815] tc_ctl_tclass+0x3e9/0xba0 [ 165.947688] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 165.952799] ? find_held_lock+0x36/0x1d0 [ 165.956866] rtnetlink_rcv_msg+0x34f/0x8f0 [ 165.961097] ? rtnetlink_put_metrics+0x490/0x490 [ 165.965837] ? find_held_lock+0x36/0x1d0 [ 165.969893] netlink_rcv_skb+0x13e/0x3d0 [ 165.973938] ? lock_downgrade+0x860/0x860 [ 165.978077] ? rtnetlink_put_metrics+0x490/0x490 [ 165.982831] ? netlink_ack+0xa70/0xa70 [ 165.986746] ? netlink_deliver_tap+0x182/0xb00 [ 165.991319] rtnetlink_rcv+0x10/0x20 [ 165.995016] netlink_unicast+0x443/0x650 [ 165.999062] ? netlink_attachskb+0x6c0/0x6c0 [ 166.003453] ? _copy_from_iter_full+0x182/0x720 [ 166.008106] ? __check_object_size+0x1ef/0x310 [ 166.012667] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 166.018190] netlink_sendmsg+0x764/0xc60 [ 166.022240] ? netlink_unicast+0x650/0x650 [ 166.026458] ? apparmor_socket_sendmsg+0x1b/0x20 [ 166.031196] ? netlink_unicast+0x650/0x650 [ 166.035415] sock_sendmsg+0xb5/0xf0 [ 166.039120] ___sys_sendmsg+0x647/0x950 [ 166.043199] ? find_held_lock+0x36/0x1d0 [ 166.047312] ? copy_msghdr_from_user+0x430/0x430 [ 166.052061] ? __fget+0x278/0x400 [ 166.055545] ? kasan_check_read+0x11/0x20 [ 166.059677] ? __fget+0x295/0x400 [ 166.063126] ? expand_files.part.8+0x700/0x700 [ 166.067701] ? __f_unlock_pos+0xd/0x10 [ 166.072607] ? __fget_light+0x174/0x1e0 [ 166.076572] ? __fdget+0xe/0x10 [ 166.079842] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 166.084674] __sys_sendmsg+0xd9/0x180 [ 166.088467] ? __ia32_sys_shutdown+0x70/0x70 [ 166.092861] ? __sb_end_write+0xa4/0xd0 [ 166.096848] ? kasan_check_write+0x14/0x20 [ 166.101080] ? fput+0x18/0x120 [ 166.104266] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.109623] __x64_sys_sendmsg+0x73/0xb0 [ 166.113672] do_syscall_64+0xd0/0x4e0 [ 166.117470] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.122648] RIP: 0033:0x463d89 [ 166.125907] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 166.144802] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 166.152616] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 166.159881] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 166.167145] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 166.174417] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 166.181672] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 166.195655] FAULT_INJECTION: forcing a failure. [ 166.195655] name failslab, interval 1, probability 0, space 0, times 0 [ 166.209343] CPU: 1 PID: 10627 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 166.217346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.226700] Call Trace: [ 166.229295] dump_stack+0x123/0x171 [ 166.232928] should_fail.cold.4+0x5/0xa [ 166.236907] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 166.242014] ? lock_downgrade+0x860/0x860 [ 166.246191] ? ___might_sleep+0x16b/0x270 [ 166.250354] __should_failslab+0xba/0xf0 [ 166.254427] should_failslab+0x9/0x20 [ 166.258232] kmem_cache_alloc_trace+0x2cb/0x740 [ 166.262906] ? qfq_change_class+0xa93/0x14e0 [ 166.267323] ? qfq_change_class+0xa93/0x14e0 [ 166.271738] ? __local_bh_enable_ip+0x160/0x260 [ 166.276400] qfq_change_class+0xad9/0x14e0 [ 166.280647] ? qfq_delete_class+0x2d0/0x2d0 [ 166.284959] ? nla_parse+0x197/0x280 [ 166.288680] tc_ctl_tclass+0x3e9/0xba0 [ 166.292551] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 166.297661] ? find_held_lock+0x36/0x1d0 [ 166.301719] rtnetlink_rcv_msg+0x34f/0x8f0 [ 166.306033] ? rtnetlink_put_metrics+0x490/0x490 [ 166.310773] ? find_held_lock+0x36/0x1d0 [ 166.314858] netlink_rcv_skb+0x13e/0x3d0 [ 166.319088] ? lock_downgrade+0x860/0x860 [ 166.323240] ? rtnetlink_put_metrics+0x490/0x490 [ 166.328080] ? netlink_ack+0xa70/0xa70 [ 166.332409] ? netlink_deliver_tap+0x182/0xb00 [ 166.337117] rtnetlink_rcv+0x10/0x20 [ 166.341073] netlink_unicast+0x443/0x650 [ 166.345162] ? netlink_attachskb+0x6c0/0x6c0 [ 166.349564] ? _copy_from_iter_full+0x182/0x720 [ 166.354305] ? __check_object_size+0x1ef/0x310 [ 166.358999] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 166.364549] netlink_sendmsg+0x764/0xc60 [ 166.368606] ? netlink_unicast+0x650/0x650 [ 166.372927] ? apparmor_socket_sendmsg+0x1b/0x20 [ 166.377666] ? netlink_unicast+0x650/0x650 [ 166.382001] sock_sendmsg+0xb5/0xf0 [ 166.385613] ___sys_sendmsg+0x647/0x950 [ 166.389573] ? find_held_lock+0x36/0x1d0 [ 166.393708] ? copy_msghdr_from_user+0x430/0x430 [ 166.398451] ? __fget+0x278/0x400 [ 166.402011] ? kasan_check_read+0x11/0x20 [ 166.406320] ? __fget+0x295/0x400 [ 166.409766] ? expand_files.part.8+0x700/0x700 [ 166.414368] ? __f_unlock_pos+0xd/0x10 [ 166.418337] ? __fget_light+0x174/0x1e0 [ 166.422385] ? __fdget+0xe/0x10 [ 166.425651] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 166.430591] __sys_sendmsg+0xd9/0x180 [ 166.434375] ? __ia32_sys_shutdown+0x70/0x70 [ 166.438770] ? __sb_end_write+0xa4/0xd0 [ 166.442743] ? kasan_check_write+0x14/0x20 [ 166.446969] ? fput+0x18/0x120 [ 166.450150] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.455502] __x64_sys_sendmsg+0x73/0xb0 [ 166.459579] do_syscall_64+0xd0/0x4e0 [ 166.463386] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.468698] RIP: 0033:0x463d89 [ 166.471969] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 166.490971] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 166.498808] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 166.506071] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 166.513333] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 166.520590] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 166.527846] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 166.543412] FAULT_INJECTION: forcing a failure. [ 166.543412] name failslab, interval 1, probability 0, space 0, times 0 [ 166.557237] CPU: 1 PID: 10633 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 166.565142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.574535] Call Trace: [ 166.577126] dump_stack+0x123/0x171 [ 166.580849] should_fail.cold.4+0x5/0xa [ 166.584836] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 166.589947] ? lock_downgrade+0x860/0x860 [ 166.594101] ? ___might_sleep+0x16b/0x270 [ 166.598249] __should_failslab+0xba/0xf0 [ 166.602296] should_failslab+0x9/0x20 [ 166.606079] kmem_cache_alloc_trace+0x2cb/0x740 [ 166.610773] ? qfq_change_class+0xa93/0x14e0 [ 166.615161] ? qfq_change_class+0xa93/0x14e0 [ 166.619715] ? __local_bh_enable_ip+0x160/0x260 [ 166.624378] qfq_change_class+0xad9/0x14e0 [ 166.628611] ? qfq_delete_class+0x2d0/0x2d0 [ 166.632936] tc_ctl_tclass+0x3e9/0xba0 [ 166.636846] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 166.641950] ? find_held_lock+0x36/0x1d0 [ 166.646005] rtnetlink_rcv_msg+0x34f/0x8f0 [ 166.650237] ? rtnetlink_put_metrics+0x490/0x490 [ 166.655020] ? find_held_lock+0x36/0x1d0 [ 166.659079] netlink_rcv_skb+0x13e/0x3d0 [ 166.663132] ? lock_downgrade+0x860/0x860 [ 166.667292] ? rtnetlink_put_metrics+0x490/0x490 [ 166.672829] ? netlink_ack+0xa70/0xa70 [ 166.676794] ? netlink_deliver_tap+0x182/0xb00 [ 166.681528] rtnetlink_rcv+0x10/0x20 [ 166.685352] netlink_unicast+0x443/0x650 [ 166.689414] ? netlink_attachskb+0x6c0/0x6c0 [ 166.693822] ? _copy_from_iter_full+0x182/0x720 [ 166.698477] ? __check_object_size+0x1ef/0x310 [ 166.703060] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 166.708587] netlink_sendmsg+0x764/0xc60 [ 166.712643] ? netlink_unicast+0x650/0x650 [ 166.716866] ? apparmor_socket_sendmsg+0x1b/0x20 [ 166.721719] ? netlink_unicast+0x650/0x650 [ 166.725955] sock_sendmsg+0xb5/0xf0 [ 166.729564] ___sys_sendmsg+0x647/0x950 [ 166.733524] ? find_held_lock+0x36/0x1d0 [ 166.737570] ? copy_msghdr_from_user+0x430/0x430 [ 166.742308] ? __fget+0x278/0x400 [ 166.745744] ? kasan_check_read+0x11/0x20 [ 166.749898] ? __fget+0x295/0x400 [ 166.753345] ? expand_files.part.8+0x700/0x700 [ 166.757920] ? __f_unlock_pos+0xd/0x10 [ 166.761793] ? __fget_light+0x174/0x1e0 [ 166.765750] ? __fdget+0xe/0x10 [ 166.769017] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 166.773855] __sys_sendmsg+0xd9/0x180 [ 166.777654] ? __ia32_sys_shutdown+0x70/0x70 [ 166.782141] ? __sb_end_write+0xa4/0xd0 [ 166.786101] ? kasan_check_write+0x14/0x20 [ 166.790317] ? fput+0x18/0x120 [ 166.793514] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.798992] __x64_sys_sendmsg+0x73/0xb0 [ 166.803046] do_syscall_64+0xd0/0x4e0 [ 166.806842] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.812047] RIP: 0033:0x463d89 [ 166.815232] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 166.834227] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 166.842028] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 166.849300] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 166.856553] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 166.864067] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 166.871374] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 166.885835] nla_parse: 4 callbacks suppressed [ 166.885839] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 166.918139] FAULT_INJECTION: forcing a failure. [ 166.918139] name failslab, interval 1, probability 0, space 0, times 0 [ 166.933870] CPU: 0 PID: 10651 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 166.941815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.951315] Call Trace: [ 166.953891] dump_stack+0x123/0x171 [ 166.957506] should_fail.cold.4+0x5/0xa [ 166.961560] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 166.966687] ? lock_downgrade+0x860/0x860 [ 166.970828] ? ___might_sleep+0x16b/0x270 [ 166.974958] __should_failslab+0xba/0xf0 [ 166.979010] should_failslab+0x9/0x20 [ 166.982800] kmem_cache_alloc_trace+0x2cb/0x740 [ 166.987461] ? qfq_change_class+0xa93/0x14e0 [ 166.991864] ? qfq_change_class+0xa93/0x14e0 [ 166.996265] ? __local_bh_enable_ip+0x160/0x260 [ 167.000926] qfq_change_class+0xad9/0x14e0 [ 167.005160] ? qfq_delete_class+0x2d0/0x2d0 [ 167.009470] ? nla_parse+0x197/0x280 [ 167.013172] tc_ctl_tclass+0x3e9/0xba0 [ 167.017047] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 167.022140] ? find_held_lock+0x36/0x1d0 [ 167.026213] rtnetlink_rcv_msg+0x34f/0x8f0 [ 167.030449] ? rtnetlink_put_metrics+0x490/0x490 [ 167.035459] ? find_held_lock+0x36/0x1d0 [ 167.039515] netlink_rcv_skb+0x13e/0x3d0 [ 167.043560] ? lock_downgrade+0x860/0x860 [ 167.047705] ? rtnetlink_put_metrics+0x490/0x490 [ 167.052477] ? netlink_ack+0xa70/0xa70 [ 167.056360] ? netlink_deliver_tap+0x182/0xb00 [ 167.061063] rtnetlink_rcv+0x10/0x20 [ 167.064774] netlink_unicast+0x443/0x650 [ 167.068862] ? netlink_attachskb+0x6c0/0x6c0 [ 167.073268] ? _copy_from_iter_full+0x182/0x720 [ 167.077931] ? __check_object_size+0x1ef/0x310 [ 167.082502] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 167.088036] netlink_sendmsg+0x764/0xc60 [ 167.092104] ? netlink_unicast+0x650/0x650 [ 167.096342] ? apparmor_socket_sendmsg+0x1b/0x20 [ 167.101105] ? netlink_unicast+0x650/0x650 [ 167.105334] sock_sendmsg+0xb5/0xf0 [ 167.108954] ___sys_sendmsg+0x647/0x950 [ 167.112942] ? find_held_lock+0x36/0x1d0 [ 167.116992] ? copy_msghdr_from_user+0x430/0x430 [ 167.121733] ? __fget+0x278/0x400 [ 167.125188] ? kasan_check_read+0x11/0x20 [ 167.129326] ? __fget+0x295/0x400 [ 167.132787] ? expand_files.part.8+0x700/0x700 [ 167.137363] ? __f_unlock_pos+0xd/0x10 [ 167.141244] ? __fget_light+0x174/0x1e0 [ 167.145202] ? __fdget+0xe/0x10 [ 167.148473] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 167.153307] __sys_sendmsg+0xd9/0x180 [ 167.157180] ? __ia32_sys_shutdown+0x70/0x70 [ 167.161596] ? __sb_end_write+0xa4/0xd0 [ 167.165574] ? kasan_check_write+0x14/0x20 [ 167.169804] ? fput+0x18/0x120 [ 167.173059] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.178422] __x64_sys_sendmsg+0x73/0xb0 [ 167.182670] do_syscall_64+0xd0/0x4e0 [ 167.186572] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.191755] RIP: 0033:0x463d89 [ 167.194961] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 167.213862] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 167.221583] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 167.228852] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 167.236121] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 167.243395] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 167.250748] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 167.260703] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 167.290102] FAULT_INJECTION: forcing a failure. [ 167.290102] name failslab, interval 1, probability 0, space 0, times 0 [ 167.302899] CPU: 0 PID: 10661 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 167.310832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.320177] Call Trace: [ 167.322786] dump_stack+0x123/0x171 [ 167.326403] should_fail.cold.4+0x5/0xa [ 167.330361] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 167.335570] ? lock_downgrade+0x860/0x860 [ 167.339705] ? ___might_sleep+0x16b/0x270 [ 167.343845] __should_failslab+0xba/0xf0 [ 167.347957] should_failslab+0x9/0x20 [ 167.351747] kmem_cache_alloc_trace+0x2cb/0x740 [ 167.356404] ? qfq_change_class+0xa93/0x14e0 [ 167.360812] ? qfq_change_class+0xa93/0x14e0 [ 167.365336] ? __local_bh_enable_ip+0x160/0x260 [ 167.370097] qfq_change_class+0xad9/0x14e0 [ 167.374325] ? qfq_delete_class+0x2d0/0x2d0 [ 167.378653] ? nla_parse+0x197/0x280 [ 167.382460] tc_ctl_tclass+0x3e9/0xba0 [ 167.386441] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 167.391752] ? find_held_lock+0x36/0x1d0 [ 167.395823] rtnetlink_rcv_msg+0x34f/0x8f0 [ 167.400323] ? rtnetlink_put_metrics+0x490/0x490 [ 167.405064] ? find_held_lock+0x36/0x1d0 [ 167.409114] netlink_rcv_skb+0x13e/0x3d0 [ 167.413170] ? lock_downgrade+0x860/0x860 [ 167.417315] ? rtnetlink_put_metrics+0x490/0x490 [ 167.422066] ? netlink_ack+0xa70/0xa70 [ 167.425945] ? netlink_deliver_tap+0x182/0xb00 [ 167.430522] rtnetlink_rcv+0x10/0x20 [ 167.434220] netlink_unicast+0x443/0x650 [ 167.438286] ? netlink_attachskb+0x6c0/0x6c0 [ 167.442687] ? _copy_from_iter_full+0x182/0x720 [ 167.447362] ? __check_object_size+0x1ef/0x310 [ 167.451943] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 167.457733] netlink_sendmsg+0x764/0xc60 [ 167.461881] ? netlink_unicast+0x650/0x650 [ 167.466114] ? apparmor_socket_sendmsg+0x1b/0x20 [ 167.470866] ? netlink_unicast+0x650/0x650 [ 167.475093] sock_sendmsg+0xb5/0xf0 [ 167.478716] ___sys_sendmsg+0x647/0x950 [ 167.482713] ? find_held_lock+0x36/0x1d0 [ 167.486788] ? copy_msghdr_from_user+0x430/0x430 [ 167.491559] ? __fget+0x278/0x400 [ 167.495019] ? kasan_check_read+0x11/0x20 [ 167.499185] ? __fget+0x295/0x400 [ 167.502648] ? expand_files.part.8+0x700/0x700 [ 167.507225] ? __f_unlock_pos+0xd/0x10 [ 167.511121] ? __fget_light+0x174/0x1e0 [ 167.515332] ? __fdget+0xe/0x10 [ 167.518723] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 167.523570] __sys_sendmsg+0xd9/0x180 [ 167.527379] ? __ia32_sys_shutdown+0x70/0x70 [ 167.531833] ? __sb_end_write+0xa4/0xd0 [ 167.535821] ? kasan_check_write+0x14/0x20 [ 167.540359] ? fput+0x18/0x120 [ 167.543570] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.548933] __x64_sys_sendmsg+0x73/0xb0 [ 167.553100] do_syscall_64+0xd0/0x4e0 [ 167.556929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.562117] RIP: 0033:0x463d89 [ 167.565296] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 167.585406] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 167.593127] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 167.600574] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 167.607840] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 167.615235] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 167.622500] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 167.631570] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 167.666080] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 167.690063] FAULT_INJECTION: forcing a failure. [ 167.690063] name failslab, interval 1, probability 0, space 0, times 0 [ 167.701693] CPU: 0 PID: 10672 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 167.709572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.719033] Call Trace: [ 167.721647] dump_stack+0x123/0x171 [ 167.725288] should_fail.cold.4+0x5/0xa [ 167.729357] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 167.734634] ? lock_downgrade+0x860/0x860 [ 167.738803] ? ___might_sleep+0x16b/0x270 [ 167.742956] __should_failslab+0xba/0xf0 [ 167.747034] should_failslab+0x9/0x20 [ 167.750837] kmem_cache_alloc_trace+0x2cb/0x740 [ 167.755506] ? qfq_change_class+0xa93/0x14e0 [ 167.760087] ? qfq_change_class+0xa93/0x14e0 [ 167.764500] ? __local_bh_enable_ip+0x160/0x260 [ 167.769162] qfq_change_class+0xad9/0x14e0 [ 167.773399] ? qfq_delete_class+0x2d0/0x2d0 [ 167.777743] ? nla_parse+0x197/0x280 [ 167.781481] tc_ctl_tclass+0x3e9/0xba0 [ 167.785437] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 167.790539] ? find_held_lock+0x36/0x1d0 [ 167.794630] rtnetlink_rcv_msg+0x34f/0x8f0 [ 167.798867] ? rtnetlink_put_metrics+0x490/0x490 [ 167.803775] ? find_held_lock+0x36/0x1d0 [ 167.807865] netlink_rcv_skb+0x13e/0x3d0 [ 167.812029] ? lock_downgrade+0x860/0x860 [ 167.816173] ? rtnetlink_put_metrics+0x490/0x490 [ 167.820950] ? netlink_ack+0xa70/0xa70 [ 167.824852] ? netlink_deliver_tap+0x182/0xb00 [ 167.829460] rtnetlink_rcv+0x10/0x20 [ 167.833165] netlink_unicast+0x443/0x650 [ 167.837230] ? netlink_attachskb+0x6c0/0x6c0 [ 167.841790] ? _copy_from_iter_full+0x182/0x720 [ 167.846463] ? __check_object_size+0x1ef/0x310 [ 167.851039] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 167.856574] netlink_sendmsg+0x764/0xc60 [ 167.860634] ? netlink_unicast+0x650/0x650 [ 167.864886] ? apparmor_socket_sendmsg+0x1b/0x20 [ 167.869633] ? netlink_unicast+0x650/0x650 [ 167.873874] sock_sendmsg+0xb5/0xf0 [ 167.877491] ___sys_sendmsg+0x647/0x950 [ 167.881495] ? find_held_lock+0x36/0x1d0 [ 167.885638] ? copy_msghdr_from_user+0x430/0x430 [ 167.890394] ? __fget+0x278/0x400 [ 167.893835] ? kasan_check_read+0x11/0x20 [ 167.897971] ? __fget+0x295/0x400 [ 167.901413] ? expand_files.part.8+0x700/0x700 [ 167.905989] ? __f_unlock_pos+0xd/0x10 [ 167.909877] ? __fget_light+0x174/0x1e0 [ 167.913841] ? __fdget+0xe/0x10 [ 167.917113] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 167.921952] __sys_sendmsg+0xd9/0x180 [ 167.925750] ? __ia32_sys_shutdown+0x70/0x70 [ 167.930155] ? __sb_end_write+0xa4/0xd0 [ 167.934122] ? kasan_check_write+0x14/0x20 [ 167.938357] ? fput+0x18/0x120 [ 167.941560] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.946930] __x64_sys_sendmsg+0x73/0xb0 [ 167.951084] do_syscall_64+0xd0/0x4e0 [ 167.954886] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.960071] RIP: 0033:0x463d89 [ 167.963246] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 167.982134] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 167.989837] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 167.997107] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 168.004492] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 168.011771] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 168.019451] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 168.028247] FAULT_INJECTION: forcing a failure. [ 168.028247] name failslab, interval 1, probability 0, space 0, times 0 [ 168.040975] CPU: 0 PID: 10673 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 168.048896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.058252] Call Trace: [ 168.060851] dump_stack+0x123/0x171 [ 168.064652] should_fail.cold.4+0x5/0xa [ 168.068642] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 168.073753] ? lock_downgrade+0x860/0x860 [ 168.077917] ? ___might_sleep+0x16b/0x270 [ 168.082071] __should_failslab+0xba/0xf0 [ 168.086681] should_failslab+0x9/0x20 [ 168.090500] kmem_cache_alloc_trace+0x2cb/0x740 [ 168.095179] ? qfq_change_class+0xa93/0x14e0 [ 168.099580] ? qfq_change_class+0xa93/0x14e0 [ 168.104111] ? __local_bh_enable_ip+0x160/0x260 [ 168.108830] qfq_change_class+0xad9/0x14e0 [ 168.113077] ? qfq_delete_class+0x2d0/0x2d0 [ 168.117410] ? nla_parse+0x197/0x280 [ 168.121148] tc_ctl_tclass+0x3e9/0xba0 [ 168.125037] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 168.130252] ? find_held_lock+0x36/0x1d0 [ 168.134325] rtnetlink_rcv_msg+0x34f/0x8f0 [ 168.138551] ? rtnetlink_put_metrics+0x490/0x490 [ 168.143424] ? find_held_lock+0x36/0x1d0 [ 168.147481] netlink_rcv_skb+0x13e/0x3d0 [ 168.151552] ? lock_downgrade+0x860/0x860 [ 168.155705] ? rtnetlink_put_metrics+0x490/0x490 [ 168.160504] ? netlink_ack+0xa70/0xa70 [ 168.164415] ? netlink_deliver_tap+0x182/0xb00 [ 168.169003] rtnetlink_rcv+0x10/0x20 [ 168.172717] netlink_unicast+0x443/0x650 [ 168.176876] ? netlink_attachskb+0x6c0/0x6c0 [ 168.181290] ? _copy_from_iter_full+0x182/0x720 [ 168.185958] ? __check_object_size+0x1ef/0x310 [ 168.190638] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 168.196190] netlink_sendmsg+0x764/0xc60 [ 168.200376] ? netlink_unicast+0x650/0x650 [ 168.204697] ? apparmor_socket_sendmsg+0x1b/0x20 [ 168.209459] ? netlink_unicast+0x650/0x650 [ 168.213696] sock_sendmsg+0xb5/0xf0 [ 168.217318] ___sys_sendmsg+0x647/0x950 [ 168.221296] ? find_held_lock+0x36/0x1d0 [ 168.225369] ? copy_msghdr_from_user+0x430/0x430 [ 168.230125] ? __fget+0x278/0x400 [ 168.233653] ? kasan_check_read+0x11/0x20 [ 168.237794] ? __fget+0x295/0x400 [ 168.241255] ? expand_files.part.8+0x700/0x700 [ 168.245859] ? __f_unlock_pos+0xd/0x10 [ 168.249875] ? __fget_light+0x174/0x1e0 [ 168.254095] ? __fdget+0xe/0x10 [ 168.257374] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 168.262334] __sys_sendmsg+0xd9/0x180 [ 168.266318] ? __ia32_sys_shutdown+0x70/0x70 [ 168.270931] ? __sb_end_write+0xa4/0xd0 [ 168.274901] ? kasan_check_write+0x14/0x20 [ 168.279127] ? fput+0x18/0x120 [ 168.282311] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.287936] __x64_sys_sendmsg+0x73/0xb0 [ 168.292002] do_syscall_64+0xd0/0x4e0 [ 168.295803] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.300979] RIP: 0033:0x463d89 [ 168.304246] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 168.323349] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 168.331181] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 168.338441] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 168.345715] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 168.353123] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 168.360430] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 168.372547] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 168.388578] FAULT_INJECTION: forcing a failure. [ 168.388578] name failslab, interval 1, probability 0, space 0, times 0 [ 168.402911] CPU: 0 PID: 10683 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 168.410818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.420170] Call Trace: [ 168.422854] dump_stack+0x123/0x171 [ 168.426487] should_fail.cold.4+0x5/0xa [ 168.430460] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 168.435562] ? lock_downgrade+0x860/0x860 [ 168.439705] ? ___might_sleep+0x16b/0x270 [ 168.443936] __should_failslab+0xba/0xf0 [ 168.448085] should_failslab+0x9/0x20 [ 168.451892] kmem_cache_alloc_trace+0x2cb/0x740 [ 168.456551] ? qfq_change_class+0xa93/0x14e0 [ 168.461208] ? qfq_change_class+0xa93/0x14e0 [ 168.465621] ? __local_bh_enable_ip+0x160/0x260 [ 168.470292] qfq_change_class+0xad9/0x14e0 [ 168.474532] ? qfq_delete_class+0x2d0/0x2d0 [ 168.478862] ? nla_parse+0x197/0x280 [ 168.482648] tc_ctl_tclass+0x3e9/0xba0 [ 168.486617] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 168.491744] ? find_held_lock+0x36/0x1d0 [ 168.495825] rtnetlink_rcv_msg+0x34f/0x8f0 [ 168.500055] ? rtnetlink_put_metrics+0x490/0x490 [ 168.504803] ? find_held_lock+0x36/0x1d0 [ 168.509034] netlink_rcv_skb+0x13e/0x3d0 [ 168.513211] ? lock_downgrade+0x860/0x860 [ 168.517357] ? rtnetlink_put_metrics+0x490/0x490 [ 168.522241] ? netlink_ack+0xa70/0xa70 [ 168.526123] ? netlink_deliver_tap+0x182/0xb00 [ 168.530708] rtnetlink_rcv+0x10/0x20 [ 168.541926] netlink_unicast+0x443/0x650 [ 168.549480] ? netlink_attachskb+0x6c0/0x6c0 [ 168.553882] ? _copy_from_iter_full+0x182/0x720 [ 168.558548] ? __check_object_size+0x1ef/0x310 [ 168.563121] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 168.568662] netlink_sendmsg+0x764/0xc60 [ 168.572751] ? netlink_unicast+0x650/0x650 [ 168.577255] ? apparmor_socket_sendmsg+0x1b/0x20 [ 168.582010] ? netlink_unicast+0x650/0x650 [ 168.586234] sock_sendmsg+0xb5/0xf0 [ 168.589852] ___sys_sendmsg+0x647/0x950 [ 168.593813] ? find_held_lock+0x36/0x1d0 [ 168.597867] ? copy_msghdr_from_user+0x430/0x430 [ 168.602740] ? __fget+0x278/0x400 [ 168.606285] ? kasan_check_read+0x11/0x20 [ 168.610439] ? __fget+0x295/0x400 [ 168.613890] ? expand_files.part.8+0x700/0x700 [ 168.618483] ? __f_unlock_pos+0xd/0x10 [ 168.622371] ? __fget_light+0x174/0x1e0 [ 168.626339] ? __fdget+0xe/0x10 [ 168.629608] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 168.634742] __sys_sendmsg+0xd9/0x180 [ 168.638543] ? __ia32_sys_shutdown+0x70/0x70 [ 168.642951] ? __sb_end_write+0xa4/0xd0 [ 168.646927] ? kasan_check_write+0x14/0x20 [ 168.651303] ? fput+0x18/0x120 [ 168.654496] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.660032] __x64_sys_sendmsg+0x73/0xb0 [ 168.664092] do_syscall_64+0xd0/0x4e0 [ 168.667885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.673082] RIP: 0033:0x463d89 [ 168.676266] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 168.695377] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 168.703175] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 168.710449] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 168.717721] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 168.725016] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 168.732411] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 168.743415] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 168.780160] FAULT_INJECTION: forcing a failure. [ 168.780160] name failslab, interval 1, probability 0, space 0, times 0 [ 168.792009] CPU: 1 PID: 10693 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 168.799893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.809335] Call Trace: [ 168.811915] dump_stack+0x123/0x171 [ 168.815551] should_fail.cold.4+0x5/0xa [ 168.819605] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 168.824740] ? lock_downgrade+0x860/0x860 [ 168.828886] ? ___might_sleep+0x16b/0x270 [ 168.833020] __should_failslab+0xba/0xf0 [ 168.837093] should_failslab+0x9/0x20 [ 168.840978] kmem_cache_alloc_trace+0x2cb/0x740 [ 168.845803] ? qfq_change_class+0xa93/0x14e0 [ 168.850367] ? qfq_change_class+0xa93/0x14e0 [ 168.854764] ? __local_bh_enable_ip+0x160/0x260 [ 168.859535] qfq_change_class+0xad9/0x14e0 [ 168.863861] ? qfq_delete_class+0x2d0/0x2d0 [ 168.868267] ? nla_parse+0x197/0x280 [ 168.871962] tc_ctl_tclass+0x3e9/0xba0 [ 168.875841] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 168.880941] ? find_held_lock+0x36/0x1d0 [ 168.885014] rtnetlink_rcv_msg+0x34f/0x8f0 [ 168.889233] ? rtnetlink_put_metrics+0x490/0x490 [ 168.893993] ? find_held_lock+0x36/0x1d0 [ 168.898036] netlink_rcv_skb+0x13e/0x3d0 [ 168.902078] ? lock_downgrade+0x860/0x860 [ 168.906228] ? rtnetlink_put_metrics+0x490/0x490 [ 168.910983] ? netlink_ack+0xa70/0xa70 [ 168.914858] ? netlink_deliver_tap+0x182/0xb00 [ 168.919434] rtnetlink_rcv+0x10/0x20 [ 168.923131] netlink_unicast+0x443/0x650 [ 168.927179] ? netlink_attachskb+0x6c0/0x6c0 [ 168.931570] ? _copy_from_iter_full+0x182/0x720 [ 168.936235] ? __check_object_size+0x1ef/0x310 [ 168.940987] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 168.946527] netlink_sendmsg+0x764/0xc60 [ 168.950593] ? netlink_unicast+0x650/0x650 [ 168.954824] ? apparmor_socket_sendmsg+0x1b/0x20 [ 168.959715] ? netlink_unicast+0x650/0x650 [ 168.963959] sock_sendmsg+0xb5/0xf0 [ 168.967582] ___sys_sendmsg+0x647/0x950 [ 168.971579] ? find_held_lock+0x36/0x1d0 [ 168.975637] ? copy_msghdr_from_user+0x430/0x430 [ 168.980381] ? __fget+0x278/0x400 [ 168.983828] ? kasan_check_read+0x11/0x20 [ 168.987972] ? __fget+0x295/0x400 [ 168.991411] ? expand_files.part.8+0x700/0x700 [ 168.995978] ? __f_unlock_pos+0xd/0x10 [ 168.999865] ? __fget_light+0x174/0x1e0 [ 169.003923] ? __fdget+0xe/0x10 [ 169.007189] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 169.012021] __sys_sendmsg+0xd9/0x180 [ 169.015807] ? __ia32_sys_shutdown+0x70/0x70 [ 169.020218] ? __sb_end_write+0xa4/0xd0 [ 169.024195] ? kasan_check_write+0x14/0x20 [ 169.028519] ? fput+0x18/0x120 [ 169.031706] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.037056] __x64_sys_sendmsg+0x73/0xb0 [ 169.041120] do_syscall_64+0xd0/0x4e0 [ 169.045050] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.050244] RIP: 0033:0x463d89 [ 169.053438] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 169.072368] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 169.080118] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 169.087637] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 169.094957] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 169.102237] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 169.109511] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 169.119152] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 169.153827] FAULT_INJECTION: forcing a failure. [ 169.153827] name failslab, interval 1, probability 0, space 0, times 0 [ 169.166226] CPU: 1 PID: 10703 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 169.174137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.183826] Call Trace: [ 169.186407] dump_stack+0x123/0x171 [ 169.190044] should_fail.cold.4+0x5/0xa [ 169.194174] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 169.199265] ? lock_downgrade+0x860/0x860 [ 169.203405] ? ___might_sleep+0x16b/0x270 [ 169.207572] __should_failslab+0xba/0xf0 [ 169.211633] should_failslab+0x9/0x20 [ 169.215433] kmem_cache_alloc_trace+0x2cb/0x740 [ 169.220100] ? qfq_change_class+0xa93/0x14e0 [ 169.224503] ? qfq_change_class+0xa93/0x14e0 [ 169.228921] ? __local_bh_enable_ip+0x160/0x260 [ 169.233606] qfq_change_class+0xad9/0x14e0 [ 169.237825] ? qfq_delete_class+0x2d0/0x2d0 [ 169.242130] ? nla_parse+0x197/0x280 [ 169.245829] tc_ctl_tclass+0x3e9/0xba0 [ 169.249705] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 169.254797] ? find_held_lock+0x36/0x1d0 [ 169.258859] rtnetlink_rcv_msg+0x34f/0x8f0 [ 169.263233] ? rtnetlink_put_metrics+0x490/0x490 [ 169.268017] ? find_held_lock+0x36/0x1d0 [ 169.272065] netlink_rcv_skb+0x13e/0x3d0 [ 169.276111] ? lock_downgrade+0x860/0x860 [ 169.280250] ? rtnetlink_put_metrics+0x490/0x490 [ 169.284992] ? netlink_ack+0xa70/0xa70 [ 169.288861] ? netlink_deliver_tap+0x182/0xb00 [ 169.293436] rtnetlink_rcv+0x10/0x20 [ 169.297138] netlink_unicast+0x443/0x650 [ 169.301211] ? netlink_attachskb+0x6c0/0x6c0 [ 169.305610] ? _copy_from_iter_full+0x182/0x720 [ 169.310269] ? __check_object_size+0x1ef/0x310 [ 169.314835] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 169.320361] netlink_sendmsg+0x764/0xc60 [ 169.324408] ? netlink_unicast+0x650/0x650 [ 169.328636] ? apparmor_socket_sendmsg+0x1b/0x20 [ 169.333381] ? netlink_unicast+0x650/0x650 [ 169.337619] sock_sendmsg+0xb5/0xf0 [ 169.341242] ___sys_sendmsg+0x647/0x950 [ 169.345288] ? find_held_lock+0x36/0x1d0 [ 169.349374] ? copy_msghdr_from_user+0x430/0x430 [ 169.354130] ? __fget+0x278/0x400 [ 169.357690] ? kasan_check_read+0x11/0x20 [ 169.361831] ? __fget+0x295/0x400 [ 169.365434] ? expand_files.part.8+0x700/0x700 [ 169.370018] ? __f_unlock_pos+0xd/0x10 [ 169.373892] ? __fget_light+0x174/0x1e0 [ 169.377870] ? __fdget+0xe/0x10 [ 169.381133] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 169.385969] __sys_sendmsg+0xd9/0x180 [ 169.389757] ? __ia32_sys_shutdown+0x70/0x70 [ 169.394348] ? __sb_end_write+0xa4/0xd0 [ 169.398307] ? kasan_check_write+0x14/0x20 [ 169.402525] ? fput+0x18/0x120 [ 169.405719] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.411080] __x64_sys_sendmsg+0x73/0xb0 [ 169.415137] do_syscall_64+0xd0/0x4e0 [ 169.418922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.424131] RIP: 0033:0x463d89 [ 169.427317] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 169.446223] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 169.453951] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 169.461215] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 169.468478] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 169.476107] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 169.483366] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 169.492396] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 169.508544] FAULT_INJECTION: forcing a failure. [ 169.508544] name failslab, interval 1, probability 0, space 0, times 0 [ 169.526007] CPU: 1 PID: 10717 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 169.533958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.543317] Call Trace: [ 169.545920] dump_stack+0x123/0x171 [ 169.549557] should_fail.cold.4+0x5/0xa [ 169.553550] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 169.558639] ? lock_downgrade+0x860/0x860 [ 169.562778] ? ___might_sleep+0x16b/0x270 [ 169.566914] __should_failslab+0xba/0xf0 [ 169.570959] should_failslab+0x9/0x20 [ 169.574772] kmem_cache_alloc_trace+0x2cb/0x740 [ 169.579442] ? qfq_change_class+0xa93/0x14e0 [ 169.584015] ? qfq_change_class+0xa93/0x14e0 [ 169.588416] ? __local_bh_enable_ip+0x160/0x260 [ 169.593129] qfq_change_class+0xad9/0x14e0 [ 169.597354] ? qfq_delete_class+0x2d0/0x2d0 [ 169.601659] ? nla_parse+0x197/0x280 [ 169.605359] tc_ctl_tclass+0x3e9/0xba0 [ 169.609254] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 169.614384] ? find_held_lock+0x36/0x1d0 [ 169.618529] rtnetlink_rcv_msg+0x34f/0x8f0 [ 169.622918] ? rtnetlink_put_metrics+0x490/0x490 [ 169.627658] ? find_held_lock+0x36/0x1d0 [ 169.631705] netlink_rcv_skb+0x13e/0x3d0 [ 169.635993] ? lock_downgrade+0x860/0x860 [ 169.640141] ? rtnetlink_put_metrics+0x490/0x490 [ 169.644893] ? netlink_ack+0xa70/0xa70 [ 169.648865] ? netlink_deliver_tap+0x182/0xb00 [ 169.653453] rtnetlink_rcv+0x10/0x20 [ 169.657235] netlink_unicast+0x443/0x650 [ 169.661283] ? netlink_attachskb+0x6c0/0x6c0 [ 169.665719] ? _copy_from_iter_full+0x182/0x720 [ 169.670372] ? __check_object_size+0x1ef/0x310 [ 169.674931] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 169.680642] netlink_sendmsg+0x764/0xc60 [ 169.684690] ? netlink_unicast+0x650/0x650 [ 169.688913] ? apparmor_socket_sendmsg+0x1b/0x20 [ 169.693649] ? netlink_unicast+0x650/0x650 [ 169.697874] sock_sendmsg+0xb5/0xf0 [ 169.701526] ___sys_sendmsg+0x647/0x950 [ 169.705485] ? find_held_lock+0x36/0x1d0 [ 169.709537] ? copy_msghdr_from_user+0x430/0x430 [ 169.714284] ? __fget+0x278/0x400 [ 169.717773] ? kasan_check_read+0x11/0x20 [ 169.721951] ? __fget+0x295/0x400 [ 169.725406] ? expand_files.part.8+0x700/0x700 [ 169.730410] ? __f_unlock_pos+0xd/0x10 [ 169.734283] ? __fget_light+0x174/0x1e0 [ 169.738260] ? __fdget+0xe/0x10 [ 169.741532] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 169.746359] __sys_sendmsg+0xd9/0x180 [ 169.750152] ? __ia32_sys_shutdown+0x70/0x70 [ 169.760041] ? __sb_end_write+0xa4/0xd0 [ 169.764019] ? kasan_check_write+0x14/0x20 [ 169.768324] ? fput+0x18/0x120 [ 169.771520] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.776886] __x64_sys_sendmsg+0x73/0xb0 [ 169.780952] do_syscall_64+0xd0/0x4e0 [ 169.784748] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 169.789939] RIP: 0033:0x463d89 [ 169.793126] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 169.812228] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 169.819927] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 169.827202] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 169.834463] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 169.841830] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 169.849095] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 169.858556] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 169.880302] FAULT_INJECTION: forcing a failure. [ 169.880302] name failslab, interval 1, probability 0, space 0, times 0 [ 169.892955] CPU: 1 PID: 10723 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 169.900895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.910340] Call Trace: [ 169.912933] dump_stack+0x123/0x171 [ 169.916840] should_fail.cold.4+0x5/0xa [ 169.920812] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 169.925992] ? lock_downgrade+0x860/0x860 [ 169.930144] ? ___might_sleep+0x16b/0x270 [ 169.934279] __should_failslab+0xba/0xf0 [ 169.938338] should_failslab+0x9/0x20 [ 169.942123] kmem_cache_alloc_trace+0x2cb/0x740 [ 169.946860] ? qfq_change_class+0xa93/0x14e0 [ 169.951348] ? qfq_change_class+0xa93/0x14e0 [ 169.955754] ? __local_bh_enable_ip+0x160/0x260 [ 169.960412] qfq_change_class+0xad9/0x14e0 [ 169.964633] ? qfq_delete_class+0x2d0/0x2d0 [ 169.968937] ? nla_parse+0x197/0x280 [ 169.972785] tc_ctl_tclass+0x3e9/0xba0 [ 169.976671] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 169.981842] ? find_held_lock+0x36/0x1d0 [ 169.985909] rtnetlink_rcv_msg+0x34f/0x8f0 [ 169.990131] ? rtnetlink_put_metrics+0x490/0x490 [ 169.995055] ? find_held_lock+0x36/0x1d0 [ 169.999117] netlink_rcv_skb+0x13e/0x3d0 [ 170.003174] ? lock_downgrade+0x860/0x860 [ 170.007319] ? rtnetlink_put_metrics+0x490/0x490 [ 170.012082] ? netlink_ack+0xa70/0xa70 [ 170.015955] ? netlink_deliver_tap+0x182/0xb00 [ 170.020535] rtnetlink_rcv+0x10/0x20 [ 170.024260] netlink_unicast+0x443/0x650 [ 170.028505] ? netlink_attachskb+0x6c0/0x6c0 [ 170.032910] ? _copy_from_iter_full+0x182/0x720 [ 170.037565] ? __check_object_size+0x1ef/0x310 [ 170.042248] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 170.047782] netlink_sendmsg+0x764/0xc60 [ 170.051954] ? netlink_unicast+0x650/0x650 [ 170.056181] ? apparmor_socket_sendmsg+0x1b/0x20 [ 170.060948] ? netlink_unicast+0x650/0x650 [ 170.065164] sock_sendmsg+0xb5/0xf0 [ 170.068778] ___sys_sendmsg+0x647/0x950 [ 170.073016] ? find_held_lock+0x36/0x1d0 [ 170.077246] ? copy_msghdr_from_user+0x430/0x430 [ 170.082189] ? __fget+0x278/0x400 [ 170.085648] ? kasan_check_read+0x11/0x20 [ 170.089865] ? __fget+0x295/0x400 [ 170.093302] ? expand_files.part.8+0x700/0x700 [ 170.097868] ? __f_unlock_pos+0xd/0x10 [ 170.101752] ? __fget_light+0x174/0x1e0 [ 170.105710] ? __fdget+0xe/0x10 [ 170.108985] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 170.113837] __sys_sendmsg+0xd9/0x180 [ 170.117617] ? __ia32_sys_shutdown+0x70/0x70 [ 170.122005] ? __sb_end_write+0xa4/0xd0 [ 170.125960] ? kasan_check_write+0x14/0x20 [ 170.130191] ? fput+0x18/0x120 [ 170.133368] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.138729] __x64_sys_sendmsg+0x73/0xb0 [ 170.142927] do_syscall_64+0xd0/0x4e0 [ 170.146729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.152080] RIP: 0033:0x463d89 [ 170.155390] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 170.174477] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 170.182732] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 170.189991] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 170.197250] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 170.204679] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 2021/05/24 20:54:00 executed programs: 361 [ 170.211938] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 170.222455] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 170.246437] FAULT_INJECTION: forcing a failure. [ 170.246437] name failslab, interval 1, probability 0, space 0, times 0 [ 170.258697] CPU: 1 PID: 10733 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 170.266679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.276032] Call Trace: [ 170.278889] dump_stack+0x123/0x171 [ 170.282512] should_fail.cold.4+0x5/0xa [ 170.286477] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 170.291614] ? lock_downgrade+0x860/0x860 [ 170.295765] ? ___might_sleep+0x16b/0x270 [ 170.299897] __should_failslab+0xba/0xf0 [ 170.303950] should_failslab+0x9/0x20 [ 170.307735] kmem_cache_alloc_trace+0x2cb/0x740 [ 170.312406] ? qfq_change_class+0xa93/0x14e0 [ 170.316795] ? qfq_change_class+0xa93/0x14e0 [ 170.321184] ? __local_bh_enable_ip+0x160/0x260 [ 170.325844] qfq_change_class+0xad9/0x14e0 [ 170.330091] ? qfq_delete_class+0x2d0/0x2d0 [ 170.334411] ? nla_parse+0x197/0x280 [ 170.338290] tc_ctl_tclass+0x3e9/0xba0 [ 170.342188] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 170.347387] ? find_held_lock+0x36/0x1d0 [ 170.351461] rtnetlink_rcv_msg+0x34f/0x8f0 [ 170.355696] ? rtnetlink_put_metrics+0x490/0x490 [ 170.360440] ? find_held_lock+0x36/0x1d0 [ 170.364502] netlink_rcv_skb+0x13e/0x3d0 [ 170.368579] ? lock_downgrade+0x860/0x860 [ 170.372718] ? rtnetlink_put_metrics+0x490/0x490 [ 170.377471] ? netlink_ack+0xa70/0xa70 [ 170.381366] ? netlink_deliver_tap+0x182/0xb00 [ 170.386311] rtnetlink_rcv+0x10/0x20 [ 170.390027] netlink_unicast+0x443/0x650 [ 170.394114] ? netlink_attachskb+0x6c0/0x6c0 [ 170.398950] ? _copy_from_iter_full+0x182/0x720 [ 170.403947] ? __check_object_size+0x1ef/0x310 [ 170.408630] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 170.414255] netlink_sendmsg+0x764/0xc60 [ 170.418311] ? netlink_unicast+0x650/0x650 [ 170.422616] ? apparmor_socket_sendmsg+0x1b/0x20 [ 170.427355] ? netlink_unicast+0x650/0x650 [ 170.431924] sock_sendmsg+0xb5/0xf0 [ 170.435714] ___sys_sendmsg+0x647/0x950 [ 170.439672] ? find_held_lock+0x36/0x1d0 [ 170.443726] ? copy_msghdr_from_user+0x430/0x430 [ 170.448467] ? __fget+0x278/0x400 [ 170.451914] ? kasan_check_read+0x11/0x20 [ 170.456040] ? __fget+0x295/0x400 [ 170.459585] ? expand_files.part.8+0x700/0x700 [ 170.464147] ? __f_unlock_pos+0xd/0x10 [ 170.468087] ? __fget_light+0x174/0x1e0 [ 170.472055] ? __fdget+0xe/0x10 [ 170.475317] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 170.480141] __sys_sendmsg+0xd9/0x180 [ 170.483920] ? __ia32_sys_shutdown+0x70/0x70 [ 170.488308] ? __sb_end_write+0xa4/0xd0 [ 170.492274] ? kasan_check_write+0x14/0x20 [ 170.496585] ? fput+0x18/0x120 [ 170.499950] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.505733] __x64_sys_sendmsg+0x73/0xb0 [ 170.509788] do_syscall_64+0xd0/0x4e0 [ 170.513575] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.518748] RIP: 0033:0x463d89 [ 170.521920] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 170.540827] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 170.548562] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 170.555828] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 170.563104] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 170.570880] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 170.578152] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 170.604953] FAULT_INJECTION: forcing a failure. [ 170.604953] name failslab, interval 1, probability 0, space 0, times 0 [ 170.619749] CPU: 0 PID: 10743 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 170.627747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.637237] Call Trace: [ 170.639815] dump_stack+0x123/0x171 [ 170.643439] should_fail.cold.4+0x5/0xa [ 170.647422] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 170.652519] ? lock_downgrade+0x860/0x860 [ 170.656659] ? ___might_sleep+0x16b/0x270 [ 170.660795] __should_failslab+0xba/0xf0 [ 170.664852] should_failslab+0x9/0x20 [ 170.668752] kmem_cache_alloc_trace+0x2cb/0x740 [ 170.673523] ? qfq_change_class+0xa93/0x14e0 [ 170.678009] ? qfq_change_class+0xa93/0x14e0 [ 170.682520] ? __local_bh_enable_ip+0x160/0x260 [ 170.687214] qfq_change_class+0xad9/0x14e0 [ 170.691468] ? qfq_delete_class+0x2d0/0x2d0 [ 170.695793] ? nla_parse+0x197/0x280 [ 170.699506] tc_ctl_tclass+0x3e9/0xba0 [ 170.703502] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 170.708669] ? find_held_lock+0x36/0x1d0 [ 170.712740] rtnetlink_rcv_msg+0x34f/0x8f0 [ 170.716971] ? rtnetlink_put_metrics+0x490/0x490 [ 170.721754] ? find_held_lock+0x36/0x1d0 [ 170.725814] netlink_rcv_skb+0x13e/0x3d0 [ 170.729989] ? lock_downgrade+0x860/0x860 [ 170.734131] ? rtnetlink_put_metrics+0x490/0x490 [ 170.738892] ? netlink_ack+0xa70/0xa70 [ 170.742774] ? netlink_deliver_tap+0x182/0xb00 [ 170.747428] rtnetlink_rcv+0x10/0x20 [ 170.751142] netlink_unicast+0x443/0x650 [ 170.755208] ? netlink_attachskb+0x6c0/0x6c0 [ 170.759620] ? _copy_from_iter_full+0x182/0x720 [ 170.764486] ? __check_object_size+0x1ef/0x310 [ 170.769159] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 170.774686] netlink_sendmsg+0x764/0xc60 [ 170.778735] ? netlink_unicast+0x650/0x650 [ 170.782975] ? apparmor_socket_sendmsg+0x1b/0x20 [ 170.787739] ? netlink_unicast+0x650/0x650 [ 170.791967] sock_sendmsg+0xb5/0xf0 [ 170.795661] ___sys_sendmsg+0x647/0x950 [ 170.799645] ? find_held_lock+0x36/0x1d0 [ 170.803715] ? copy_msghdr_from_user+0x430/0x430 [ 170.808691] ? __fget+0x278/0x400 [ 170.812222] ? kasan_check_read+0x11/0x20 [ 170.816370] ? __fget+0x295/0x400 [ 170.820076] ? expand_files.part.8+0x700/0x700 [ 170.825002] ? __f_unlock_pos+0xd/0x10 [ 170.828888] ? __fget_light+0x174/0x1e0 [ 170.832848] ? __fdget+0xe/0x10 [ 170.836254] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 170.841086] __sys_sendmsg+0xd9/0x180 [ 170.844881] ? __ia32_sys_shutdown+0x70/0x70 [ 170.850248] ? __sb_end_write+0xa4/0xd0 [ 170.854383] ? kasan_check_write+0x14/0x20 [ 170.858615] ? fput+0x18/0x120 [ 170.861809] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.867166] __x64_sys_sendmsg+0x73/0xb0 [ 170.871215] do_syscall_64+0xd0/0x4e0 [ 170.875000] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.880258] RIP: 0033:0x463d89 [ 170.883529] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 170.902685] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 170.910446] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 170.917700] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 170.924964] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 170.932223] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 170.939478] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 170.954302] FAULT_INJECTION: forcing a failure. [ 170.954302] name failslab, interval 1, probability 0, space 0, times 0 [ 170.967619] CPU: 0 PID: 10753 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 170.975528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.985277] Call Trace: [ 170.987988] dump_stack+0x123/0x171 [ 170.991722] should_fail.cold.4+0x5/0xa [ 170.995789] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 171.001015] ? lock_downgrade+0x860/0x860 [ 171.005169] ? ___might_sleep+0x16b/0x270 [ 171.009311] __should_failslab+0xba/0xf0 [ 171.013363] should_failslab+0x9/0x20 [ 171.017171] kmem_cache_alloc_trace+0x2cb/0x740 [ 171.021843] ? qfq_change_class+0xa93/0x14e0 [ 171.026244] ? qfq_change_class+0xa93/0x14e0 [ 171.030640] ? __local_bh_enable_ip+0x160/0x260 [ 171.035316] qfq_change_class+0xad9/0x14e0 [ 171.039555] ? qfq_delete_class+0x2d0/0x2d0 [ 171.043877] ? nla_parse+0x197/0x280 [ 171.047632] tc_ctl_tclass+0x3e9/0xba0 [ 171.051527] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 171.056617] ? find_held_lock+0x36/0x1d0 [ 171.060686] rtnetlink_rcv_msg+0x34f/0x8f0 [ 171.064922] ? rtnetlink_put_metrics+0x490/0x490 [ 171.069670] ? find_held_lock+0x36/0x1d0 [ 171.073720] netlink_rcv_skb+0x13e/0x3d0 [ 171.077786] ? lock_downgrade+0x860/0x860 [ 171.081937] ? rtnetlink_put_metrics+0x490/0x490 [ 171.087100] ? netlink_ack+0xa70/0xa70 [ 171.090981] ? netlink_deliver_tap+0x182/0xb00 [ 171.095570] rtnetlink_rcv+0x10/0x20 [ 171.099324] netlink_unicast+0x443/0x650 [ 171.103384] ? netlink_attachskb+0x6c0/0x6c0 [ 171.107786] ? _copy_from_iter_full+0x182/0x720 [ 171.112587] ? __check_object_size+0x1ef/0x310 [ 171.117152] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 171.122682] netlink_sendmsg+0x764/0xc60 [ 171.126736] ? netlink_unicast+0x650/0x650 [ 171.130964] ? apparmor_socket_sendmsg+0x1b/0x20 [ 171.135731] ? netlink_unicast+0x650/0x650 [ 171.139959] sock_sendmsg+0xb5/0xf0 [ 171.143610] ___sys_sendmsg+0x647/0x950 [ 171.147706] ? find_held_lock+0x36/0x1d0 [ 171.151770] ? copy_msghdr_from_user+0x430/0x430 [ 171.156514] ? __fget+0x278/0x400 [ 171.160047] ? kasan_check_read+0x11/0x20 [ 171.164196] ? __fget+0x295/0x400 [ 171.167639] ? expand_files.part.8+0x700/0x700 [ 171.172203] ? __f_unlock_pos+0xd/0x10 [ 171.176117] ? __fget_light+0x174/0x1e0 [ 171.180126] ? __fdget+0xe/0x10 [ 171.183404] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 171.188349] __sys_sendmsg+0xd9/0x180 [ 171.192141] ? __ia32_sys_shutdown+0x70/0x70 [ 171.196538] ? __sb_end_write+0xa4/0xd0 [ 171.200504] ? kasan_check_write+0x14/0x20 [ 171.204736] ? fput+0x18/0x120 [ 171.207924] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.213275] __x64_sys_sendmsg+0x73/0xb0 [ 171.217350] do_syscall_64+0xd0/0x4e0 [ 171.221142] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.226319] RIP: 0033:0x463d89 [ 171.229508] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 171.248861] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 171.256916] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 171.264313] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 171.271584] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 171.279205] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 171.286471] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 171.300116] FAULT_INJECTION: forcing a failure. [ 171.300116] name failslab, interval 1, probability 0, space 0, times 0 [ 171.318819] CPU: 0 PID: 10763 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 171.326771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.336127] Call Trace: [ 171.338718] dump_stack+0x123/0x171 [ 171.342356] should_fail.cold.4+0x5/0xa [ 171.346333] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 171.351441] ? lock_downgrade+0x860/0x860 [ 171.355602] ? ___might_sleep+0x16b/0x270 [ 171.359763] __should_failslab+0xba/0xf0 [ 171.363873] should_failslab+0x9/0x20 [ 171.367677] kmem_cache_alloc_trace+0x2cb/0x740 [ 171.372495] ? qfq_change_class+0xa93/0x14e0 [ 171.376913] ? qfq_change_class+0xa93/0x14e0 [ 171.381331] ? __local_bh_enable_ip+0x160/0x260 [ 171.386010] qfq_change_class+0xad9/0x14e0 [ 171.390375] ? qfq_delete_class+0x2d0/0x2d0 [ 171.394735] ? nla_parse+0x197/0x280 [ 171.398440] tc_ctl_tclass+0x3e9/0xba0 [ 171.402329] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 171.407471] ? find_held_lock+0x36/0x1d0 [ 171.411546] rtnetlink_rcv_msg+0x34f/0x8f0 [ 171.415800] ? rtnetlink_put_metrics+0x490/0x490 [ 171.420634] ? find_held_lock+0x36/0x1d0 [ 171.424709] netlink_rcv_skb+0x13e/0x3d0 [ 171.428847] ? lock_downgrade+0x860/0x860 [ 171.432987] ? rtnetlink_put_metrics+0x490/0x490 [ 171.437826] ? netlink_ack+0xa70/0xa70 [ 171.441712] ? netlink_deliver_tap+0x182/0xb00 [ 171.446296] rtnetlink_rcv+0x10/0x20 [ 171.450009] netlink_unicast+0x443/0x650 [ 171.454063] ? netlink_attachskb+0x6c0/0x6c0 [ 171.458467] ? _copy_from_iter_full+0x182/0x720 [ 171.463141] ? __check_object_size+0x1ef/0x310 [ 171.467801] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 171.473544] netlink_sendmsg+0x764/0xc60 [ 171.477608] ? netlink_unicast+0x650/0x650 [ 171.481966] ? apparmor_socket_sendmsg+0x1b/0x20 [ 171.486723] ? netlink_unicast+0x650/0x650 [ 171.490950] sock_sendmsg+0xb5/0xf0 [ 171.494568] ___sys_sendmsg+0x647/0x950 [ 171.498751] ? find_held_lock+0x36/0x1d0 [ 171.502819] ? copy_msghdr_from_user+0x430/0x430 [ 171.507829] ? __fget+0x278/0x400 [ 171.511282] ? kasan_check_read+0x11/0x20 [ 171.515597] ? __fget+0x295/0x400 [ 171.519042] ? expand_files.part.8+0x700/0x700 [ 171.523629] ? __f_unlock_pos+0xd/0x10 [ 171.527635] ? __fget_light+0x174/0x1e0 [ 171.531952] ? __fdget+0xe/0x10 [ 171.535305] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 171.540145] __sys_sendmsg+0xd9/0x180 [ 171.543951] ? __ia32_sys_shutdown+0x70/0x70 [ 171.548460] ? __sb_end_write+0xa4/0xd0 [ 171.552452] ? kasan_check_write+0x14/0x20 [ 171.556717] ? fput+0x18/0x120 [ 171.559923] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.565437] __x64_sys_sendmsg+0x73/0xb0 [ 171.569505] do_syscall_64+0xd0/0x4e0 [ 171.573434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.578619] RIP: 0033:0x463d89 [ 171.581799] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 171.600703] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 171.608415] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 171.615682] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 171.622940] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 171.630202] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 171.638359] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 171.652793] FAULT_INJECTION: forcing a failure. [ 171.652793] name failslab, interval 1, probability 0, space 0, times 0 [ 171.666902] CPU: 0 PID: 10773 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 171.674814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.684175] Call Trace: [ 171.686767] dump_stack+0x123/0x171 [ 171.690400] should_fail.cold.4+0x5/0xa [ 171.694375] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 171.699482] ? lock_downgrade+0x860/0x860 [ 171.703630] ? ___might_sleep+0x16b/0x270 [ 171.707787] __should_failslab+0xba/0xf0 [ 171.711857] should_failslab+0x9/0x20 [ 171.715666] kmem_cache_alloc_trace+0x2cb/0x740 [ 171.720336] ? qfq_change_class+0xa93/0x14e0 [ 171.724746] ? qfq_change_class+0xa93/0x14e0 [ 171.729152] ? __local_bh_enable_ip+0x160/0x260 [ 171.733848] qfq_change_class+0xad9/0x14e0 [ 171.738095] ? qfq_delete_class+0x2d0/0x2d0 [ 171.742415] ? nla_parse+0x197/0x280 [ 171.746123] tc_ctl_tclass+0x3e9/0xba0 [ 171.750042] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 171.755135] ? find_held_lock+0x36/0x1d0 [ 171.759188] rtnetlink_rcv_msg+0x34f/0x8f0 [ 171.763423] ? rtnetlink_put_metrics+0x490/0x490 [ 171.768176] ? find_held_lock+0x36/0x1d0 [ 171.772235] netlink_rcv_skb+0x13e/0x3d0 [ 171.776341] ? lock_downgrade+0x860/0x860 [ 171.780496] ? rtnetlink_put_metrics+0x490/0x490 [ 171.785243] ? netlink_ack+0xa70/0xa70 [ 171.789111] ? netlink_deliver_tap+0x182/0xb00 [ 171.793678] rtnetlink_rcv+0x10/0x20 [ 171.797404] netlink_unicast+0x443/0x650 [ 171.801461] ? netlink_attachskb+0x6c0/0x6c0 [ 171.805873] ? _copy_from_iter_full+0x182/0x720 [ 171.810540] ? __check_object_size+0x1ef/0x310 [ 171.815133] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 171.820757] netlink_sendmsg+0x764/0xc60 [ 171.824827] ? netlink_unicast+0x650/0x650 [ 171.829065] ? apparmor_socket_sendmsg+0x1b/0x20 [ 171.833810] ? netlink_unicast+0x650/0x650 [ 171.838060] sock_sendmsg+0xb5/0xf0 [ 171.841717] ___sys_sendmsg+0x647/0x950 [ 171.845687] ? find_held_lock+0x36/0x1d0 [ 171.849764] ? copy_msghdr_from_user+0x430/0x430 [ 171.854525] ? __fget+0x278/0x400 [ 171.857977] ? kasan_check_read+0x11/0x20 [ 171.862212] ? __fget+0x295/0x400 [ 171.865815] ? expand_files.part.8+0x700/0x700 [ 171.870393] ? __f_unlock_pos+0xd/0x10 [ 171.874279] ? __fget_light+0x174/0x1e0 [ 171.878387] ? __fdget+0xe/0x10 [ 171.881668] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 171.886522] __sys_sendmsg+0xd9/0x180 [ 171.890354] ? __ia32_sys_shutdown+0x70/0x70 [ 171.894752] ? __sb_end_write+0xa4/0xd0 [ 171.898712] ? kasan_check_write+0x14/0x20 [ 171.902937] ? fput+0x18/0x120 [ 171.906141] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.911501] __x64_sys_sendmsg+0x73/0xb0 [ 171.915648] do_syscall_64+0xd0/0x4e0 [ 171.919441] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.924632] RIP: 0033:0x463d89 [ 171.927807] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 171.946785] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 171.954497] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 171.961848] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 171.969121] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 171.976388] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 171.983647] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 171.995431] nla_parse: 4 callbacks suppressed [ 171.995435] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 172.025857] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 172.042787] FAULT_INJECTION: forcing a failure. [ 172.042787] name failslab, interval 1, probability 0, space 0, times 0 [ 172.054850] CPU: 0 PID: 10792 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 172.062736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.072984] Call Trace: [ 172.075569] dump_stack+0x123/0x171 [ 172.079224] should_fail.cold.4+0x5/0xa [ 172.083205] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 172.088662] ? lock_downgrade+0x860/0x860 [ 172.093075] ? ___might_sleep+0x16b/0x270 [ 172.097398] __should_failslab+0xba/0xf0 [ 172.101455] should_failslab+0x9/0x20 [ 172.105298] kmem_cache_alloc_trace+0x2cb/0x740 [ 172.109980] ? qfq_change_class+0xa93/0x14e0 [ 172.114422] ? qfq_change_class+0xa93/0x14e0 [ 172.118822] ? __local_bh_enable_ip+0x160/0x260 [ 172.123671] qfq_change_class+0xad9/0x14e0 [ 172.127915] ? qfq_delete_class+0x2d0/0x2d0 [ 172.132237] ? nla_parse+0x197/0x280 [ 172.136246] tc_ctl_tclass+0x3e9/0xba0 [ 172.140125] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 172.145474] ? find_held_lock+0x36/0x1d0 [ 172.149625] rtnetlink_rcv_msg+0x34f/0x8f0 [ 172.154139] ? rtnetlink_put_metrics+0x490/0x490 [ 172.159507] ? find_held_lock+0x36/0x1d0 [ 172.163686] netlink_rcv_skb+0x13e/0x3d0 [ 172.167905] ? lock_downgrade+0x860/0x860 [ 172.172087] ? rtnetlink_put_metrics+0x490/0x490 [ 172.177224] ? netlink_ack+0xa70/0xa70 [ 172.181212] ? netlink_deliver_tap+0x182/0xb00 [ 172.185794] rtnetlink_rcv+0x10/0x20 [ 172.189591] netlink_unicast+0x443/0x650 [ 172.193668] ? netlink_attachskb+0x6c0/0x6c0 [ 172.198154] ? _copy_from_iter_full+0x182/0x720 [ 172.202905] ? __check_object_size+0x1ef/0x310 [ 172.207645] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 172.213176] netlink_sendmsg+0x764/0xc60 [ 172.217243] ? netlink_unicast+0x650/0x650 [ 172.221485] ? apparmor_socket_sendmsg+0x1b/0x20 [ 172.226227] ? netlink_unicast+0x650/0x650 [ 172.230450] sock_sendmsg+0xb5/0xf0 [ 172.234081] ___sys_sendmsg+0x647/0x950 [ 172.238148] ? find_held_lock+0x36/0x1d0 [ 172.242396] ? copy_msghdr_from_user+0x430/0x430 [ 172.247140] ? __fget+0x278/0x400 [ 172.250606] ? kasan_check_read+0x11/0x20 [ 172.254742] ? __fget+0x295/0x400 [ 172.258178] ? expand_files.part.8+0x700/0x700 [ 172.262740] ? __f_unlock_pos+0xd/0x10 [ 172.266614] ? __fget_light+0x174/0x1e0 [ 172.270574] ? __fdget+0xe/0x10 [ 172.273843] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 172.278685] __sys_sendmsg+0xd9/0x180 [ 172.282477] ? __ia32_sys_shutdown+0x70/0x70 [ 172.286873] ? __sb_end_write+0xa4/0xd0 [ 172.290839] ? kasan_check_write+0x14/0x20 [ 172.295361] ? fput+0x18/0x120 [ 172.298543] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.303978] __x64_sys_sendmsg+0x73/0xb0 [ 172.308054] do_syscall_64+0xd0/0x4e0 [ 172.314907] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.320118] RIP: 0033:0x463d89 [ 172.323359] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 172.343377] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 172.351286] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 172.358550] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 172.365835] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 172.373186] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 172.381324] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 172.397198] FAULT_INJECTION: forcing a failure. [ 172.397198] name failslab, interval 1, probability 0, space 0, times 0 [ 172.413953] CPU: 0 PID: 10793 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 172.421871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.431232] Call Trace: [ 172.433824] dump_stack+0x123/0x171 [ 172.437461] should_fail.cold.4+0x5/0xa [ 172.441508] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 172.446716] ? lock_downgrade+0x860/0x860 [ 172.450856] ? ___might_sleep+0x16b/0x270 [ 172.454990] __should_failslab+0xba/0xf0 [ 172.459186] should_failslab+0x9/0x20 [ 172.463006] kmem_cache_alloc_trace+0x2cb/0x740 [ 172.467684] ? qfq_change_class+0xa93/0x14e0 [ 172.472101] ? qfq_change_class+0xa93/0x14e0 [ 172.476754] ? __local_bh_enable_ip+0x160/0x260 [ 172.481410] qfq_change_class+0xad9/0x14e0 [ 172.485684] ? qfq_delete_class+0x2d0/0x2d0 [ 172.490013] ? nla_parse+0x197/0x280 [ 172.493720] tc_ctl_tclass+0x3e9/0xba0 [ 172.497601] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 172.502692] ? find_held_lock+0x36/0x1d0 [ 172.506754] rtnetlink_rcv_msg+0x34f/0x8f0 [ 172.510988] ? rtnetlink_put_metrics+0x490/0x490 [ 172.515745] ? find_held_lock+0x36/0x1d0 [ 172.519813] netlink_rcv_skb+0x13e/0x3d0 [ 172.523877] ? lock_downgrade+0x860/0x860 [ 172.528017] ? rtnetlink_put_metrics+0x490/0x490 [ 172.532760] ? netlink_ack+0xa70/0xa70 [ 172.536635] ? netlink_deliver_tap+0x182/0xb00 [ 172.541233] rtnetlink_rcv+0x10/0x20 [ 172.544945] netlink_unicast+0x443/0x650 [ 172.548995] ? netlink_attachskb+0x6c0/0x6c0 [ 172.553405] ? _copy_from_iter_full+0x182/0x720 [ 172.558063] ? __check_object_size+0x1ef/0x310 [ 172.562822] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 172.568357] netlink_sendmsg+0x764/0xc60 [ 172.572409] ? netlink_unicast+0x650/0x650 [ 172.576704] ? apparmor_socket_sendmsg+0x1b/0x20 [ 172.581585] ? netlink_unicast+0x650/0x650 [ 172.585816] sock_sendmsg+0xb5/0xf0 [ 172.589457] ___sys_sendmsg+0x647/0x950 [ 172.593425] ? find_held_lock+0x36/0x1d0 [ 172.597485] ? copy_msghdr_from_user+0x430/0x430 [ 172.602506] ? __fget+0x278/0x400 [ 172.606058] ? kasan_check_read+0x11/0x20 [ 172.610196] ? __fget+0x295/0x400 [ 172.613738] ? expand_files.part.8+0x700/0x700 [ 172.618303] ? __f_unlock_pos+0xd/0x10 [ 172.622177] ? __fget_light+0x174/0x1e0 [ 172.626138] ? __fdget+0xe/0x10 [ 172.629405] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 172.634244] __sys_sendmsg+0xd9/0x180 [ 172.638039] ? __ia32_sys_shutdown+0x70/0x70 [ 172.642451] ? __sb_end_write+0xa4/0xd0 [ 172.646421] ? kasan_check_write+0x14/0x20 [ 172.650639] ? fput+0x18/0x120 [ 172.653833] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.659190] __x64_sys_sendmsg+0x73/0xb0 [ 172.663282] do_syscall_64+0xd0/0x4e0 [ 172.667097] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.672289] RIP: 0033:0x463d89 [ 172.675568] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 172.694598] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 172.702321] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 172.709839] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 172.717101] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 172.724370] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 172.731632] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 172.749942] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 172.769786] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 172.789719] FAULT_INJECTION: forcing a failure. [ 172.789719] name failslab, interval 1, probability 0, space 0, times 0 [ 172.802620] CPU: 1 PID: 10811 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 172.810889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.820327] Call Trace: [ 172.822917] dump_stack+0x123/0x171 [ 172.826541] should_fail.cold.4+0x5/0xa [ 172.830507] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 172.835614] ? lock_downgrade+0x860/0x860 [ 172.839777] ? ___might_sleep+0x16b/0x270 [ 172.843922] __should_failslab+0xba/0xf0 [ 172.847980] should_failslab+0x9/0x20 [ 172.851776] kmem_cache_alloc_trace+0x2cb/0x740 [ 172.856450] ? qfq_change_class+0xa93/0x14e0 [ 172.860949] ? qfq_change_class+0xa93/0x14e0 [ 172.865344] ? __local_bh_enable_ip+0x160/0x260 [ 172.870116] qfq_change_class+0xad9/0x14e0 [ 172.874347] ? qfq_delete_class+0x2d0/0x2d0 [ 172.878653] ? nla_parse+0x197/0x280 [ 172.882464] tc_ctl_tclass+0x3e9/0xba0 [ 172.886345] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 172.891450] ? find_held_lock+0x36/0x1d0 [ 172.895533] rtnetlink_rcv_msg+0x34f/0x8f0 [ 172.899759] ? rtnetlink_put_metrics+0x490/0x490 [ 172.904507] ? find_held_lock+0x36/0x1d0 [ 172.908561] netlink_rcv_skb+0x13e/0x3d0 [ 172.912632] ? lock_downgrade+0x860/0x860 [ 172.916767] ? rtnetlink_put_metrics+0x490/0x490 [ 172.921547] ? netlink_ack+0xa70/0xa70 [ 172.925429] ? netlink_deliver_tap+0x182/0xb00 [ 172.929999] rtnetlink_rcv+0x10/0x20 [ 172.933714] netlink_unicast+0x443/0x650 [ 172.937826] ? netlink_attachskb+0x6c0/0x6c0 [ 172.942329] ? _copy_from_iter_full+0x182/0x720 [ 172.946995] ? __check_object_size+0x1ef/0x310 [ 172.951670] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 172.957220] netlink_sendmsg+0x764/0xc60 [ 172.961275] ? netlink_unicast+0x650/0x650 [ 172.965499] ? apparmor_socket_sendmsg+0x1b/0x20 [ 172.970289] ? netlink_unicast+0x650/0x650 [ 172.974516] sock_sendmsg+0xb5/0xf0 [ 172.978331] ___sys_sendmsg+0x647/0x950 [ 172.982304] ? find_held_lock+0x36/0x1d0 [ 172.986354] ? copy_msghdr_from_user+0x430/0x430 [ 172.991096] ? __fget+0x278/0x400 [ 172.994540] ? kasan_check_read+0x11/0x20 [ 172.998872] ? __fget+0x295/0x400 [ 173.002317] ? expand_files.part.8+0x700/0x700 [ 173.006909] ? __f_unlock_pos+0xd/0x10 [ 173.010786] ? __fget_light+0x174/0x1e0 [ 173.014852] ? __fdget+0xe/0x10 [ 173.018123] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 173.022976] __sys_sendmsg+0xd9/0x180 [ 173.026778] ? __ia32_sys_shutdown+0x70/0x70 [ 173.031185] ? __sb_end_write+0xa4/0xd0 [ 173.035167] ? kasan_check_write+0x14/0x20 [ 173.039400] ? fput+0x18/0x120 [ 173.042612] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.047963] __x64_sys_sendmsg+0x73/0xb0 [ 173.052040] do_syscall_64+0xd0/0x4e0 [ 173.055835] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.061011] RIP: 0033:0x463d89 [ 173.064188] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 173.083215] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 173.090917] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 173.098179] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 173.105446] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 173.112715] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 173.119992] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 173.128654] FAULT_INJECTION: forcing a failure. [ 173.128654] name failslab, interval 1, probability 0, space 0, times 0 [ 173.140009] CPU: 1 PID: 10812 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 173.147896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.157401] Call Trace: [ 173.162977] dump_stack+0x123/0x171 [ 173.166614] should_fail.cold.4+0x5/0xa [ 173.170771] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 173.175882] ? lock_downgrade+0x860/0x860 [ 173.180037] ? ___might_sleep+0x16b/0x270 [ 173.184197] __should_failslab+0xba/0xf0 [ 173.188270] should_failslab+0x9/0x20 [ 173.192082] kmem_cache_alloc_trace+0x2cb/0x740 [ 173.196752] ? qfq_change_class+0xa93/0x14e0 [ 173.201257] ? qfq_change_class+0xa93/0x14e0 [ 173.205793] ? __local_bh_enable_ip+0x160/0x260 [ 173.210456] qfq_change_class+0xad9/0x14e0 [ 173.214685] ? qfq_delete_class+0x2d0/0x2d0 [ 173.219032] ? nla_parse+0x197/0x280 [ 173.222742] tc_ctl_tclass+0x3e9/0xba0 [ 173.226623] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 173.231739] ? find_held_lock+0x36/0x1d0 [ 173.235797] rtnetlink_rcv_msg+0x34f/0x8f0 [ 173.240025] ? rtnetlink_put_metrics+0x490/0x490 [ 173.244780] ? find_held_lock+0x36/0x1d0 [ 173.248839] netlink_rcv_skb+0x13e/0x3d0 [ 173.253059] ? lock_downgrade+0x860/0x860 [ 173.257214] ? rtnetlink_put_metrics+0x490/0x490 [ 173.261987] ? netlink_ack+0xa70/0xa70 [ 173.265962] ? netlink_deliver_tap+0x182/0xb00 [ 173.270537] rtnetlink_rcv+0x10/0x20 [ 173.274245] netlink_unicast+0x443/0x650 [ 173.278399] ? netlink_attachskb+0x6c0/0x6c0 [ 173.282912] ? _copy_from_iter_full+0x182/0x720 [ 173.287749] ? __check_object_size+0x1ef/0x310 [ 173.292526] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 173.298079] netlink_sendmsg+0x764/0xc60 [ 173.302139] ? netlink_unicast+0x650/0x650 [ 173.306386] ? apparmor_socket_sendmsg+0x1b/0x20 [ 173.311208] ? netlink_unicast+0x650/0x650 [ 173.315612] sock_sendmsg+0xb5/0xf0 [ 173.319378] ___sys_sendmsg+0x647/0x950 [ 173.323342] ? find_held_lock+0x36/0x1d0 [ 173.327405] ? copy_msghdr_from_user+0x430/0x430 [ 173.332165] ? __fget+0x278/0x400 [ 173.335604] ? kasan_check_read+0x11/0x20 [ 173.342531] ? __fget+0x295/0x400 [ 173.345979] ? expand_files.part.8+0x700/0x700 [ 173.350647] ? __f_unlock_pos+0xd/0x10 [ 173.354516] ? __fget_light+0x174/0x1e0 [ 173.358469] ? __fdget+0xe/0x10 [ 173.361741] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 173.366764] __sys_sendmsg+0xd9/0x180 [ 173.370800] ? __ia32_sys_shutdown+0x70/0x70 [ 173.375656] ? __sb_end_write+0xa4/0xd0 [ 173.379617] ? kasan_check_write+0x14/0x20 [ 173.383861] ? fput+0x18/0x120 [ 173.387063] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.392595] __x64_sys_sendmsg+0x73/0xb0 [ 173.396928] do_syscall_64+0xd0/0x4e0 [ 173.401166] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.406754] RIP: 0033:0x463d89 [ 173.409935] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 173.428936] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 173.436634] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 173.443895] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 173.451877] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 173.459139] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 173.466663] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 173.479351] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 173.495714] FAULT_INJECTION: forcing a failure. [ 173.495714] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 173.507892] CPU: 1 PID: 10822 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 173.515903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.525258] Call Trace: [ 173.527873] dump_stack+0x123/0x171 [ 173.531508] should_fail.cold.4+0x5/0xa [ 173.535490] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 173.540742] ? save_stack+0xa9/0xd0 [ 173.544593] __alloc_pages_nodemask+0x1d5/0x710 [ 173.549396] ? __alloc_pages_slowpath+0x2560/0x2560 [ 173.554667] cache_grow_begin+0x91/0x8d0 [ 173.558740] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 173.563961] kmem_cache_alloc_node_trace+0x665/0x730 [ 173.569060] __kmalloc_node+0x3c/0x70 [ 173.572874] qdisc_alloc+0xb1/0x9a0 [ 173.576496] ? kmem_cache_alloc_trace+0x347/0x740 [ 173.581330] qdisc_create_dflt+0x5e/0x1a0 [ 173.585464] qfq_change_class+0x6ae/0x14e0 [ 173.589764] ? security_capable+0x58/0xa0 [ 173.593911] ? qfq_delete_class+0x2d0/0x2d0 [ 173.598227] ? nla_parse+0x197/0x280 [ 173.601938] tc_ctl_tclass+0x3e9/0xba0 [ 173.605836] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 173.611029] ? find_held_lock+0x36/0x1d0 [ 173.615250] rtnetlink_rcv_msg+0x34f/0x8f0 [ 173.619488] ? rtnetlink_put_metrics+0x490/0x490 [ 173.624266] ? find_held_lock+0x36/0x1d0 [ 173.628322] netlink_rcv_skb+0x13e/0x3d0 [ 173.632377] ? lock_downgrade+0x860/0x860 [ 173.636521] ? rtnetlink_put_metrics+0x490/0x490 [ 173.641265] ? netlink_ack+0xa70/0xa70 [ 173.645137] ? netlink_deliver_tap+0x182/0xb00 [ 173.649747] rtnetlink_rcv+0x10/0x20 [ 173.653456] netlink_unicast+0x443/0x650 [ 173.657619] ? netlink_attachskb+0x6c0/0x6c0 [ 173.662035] ? _copy_from_iter_full+0x182/0x720 [ 173.666702] ? __check_object_size+0x1ef/0x310 [ 173.671284] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 173.676973] netlink_sendmsg+0x764/0xc60 [ 173.681074] ? netlink_unicast+0x650/0x650 [ 173.685325] ? apparmor_socket_sendmsg+0x1b/0x20 [ 173.690092] ? netlink_unicast+0x650/0x650 [ 173.694320] sock_sendmsg+0xb5/0xf0 [ 173.697976] ___sys_sendmsg+0x647/0x950 [ 173.701947] ? find_held_lock+0x36/0x1d0 [ 173.706002] ? copy_msghdr_from_user+0x430/0x430 [ 173.710767] ? __fget+0x278/0x400 [ 173.714229] ? kasan_check_read+0x11/0x20 [ 173.718370] ? __fget+0x295/0x400 [ 173.721817] ? expand_files.part.8+0x700/0x700 [ 173.726575] ? __f_unlock_pos+0xd/0x10 [ 173.730465] ? __fget_light+0x174/0x1e0 [ 173.734436] ? __fdget+0xe/0x10 [ 173.737833] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 173.742675] __sys_sendmsg+0xd9/0x180 [ 173.746467] ? __ia32_sys_shutdown+0x70/0x70 [ 173.750895] ? __sb_end_write+0xa4/0xd0 [ 173.755082] ? kasan_check_write+0x14/0x20 [ 173.759408] ? fput+0x18/0x120 [ 173.762680] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.768421] __x64_sys_sendmsg+0x73/0xb0 [ 173.772604] do_syscall_64+0xd0/0x4e0 [ 173.776407] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.781645] RIP: 0033:0x463d89 [ 173.784924] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 173.803902] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 173.811598] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 173.818892] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 173.826170] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 173.833433] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 173.840696] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 173.858719] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 173.887496] FAULT_INJECTION: forcing a failure. [ 173.887496] name failslab, interval 1, probability 0, space 0, times 0 [ 173.900071] CPU: 1 PID: 10836 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 173.907979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.917327] Call Trace: [ 173.919903] dump_stack+0x123/0x171 [ 173.923519] should_fail.cold.4+0x5/0xa [ 173.927476] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 173.932560] ? lock_downgrade+0x860/0x860 [ 173.936703] ? ___might_sleep+0x16b/0x270 [ 173.940883] __should_failslab+0xba/0xf0 [ 173.944927] should_failslab+0x9/0x20 [ 173.949167] kmem_cache_alloc_trace+0x2cb/0x740 [ 173.953867] ? qfq_change_class+0xa93/0x14e0 [ 173.958279] ? qfq_change_class+0xa93/0x14e0 [ 173.962675] ? __local_bh_enable_ip+0x160/0x260 [ 173.967325] qfq_change_class+0xad9/0x14e0 [ 173.971557] ? qfq_delete_class+0x2d0/0x2d0 [ 173.975889] ? nla_parse+0x197/0x280 [ 173.979593] tc_ctl_tclass+0x3e9/0xba0 [ 173.983467] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 173.988570] ? find_held_lock+0x36/0x1d0 [ 173.992620] rtnetlink_rcv_msg+0x34f/0x8f0 [ 173.996847] ? rtnetlink_put_metrics+0x490/0x490 [ 174.001602] ? find_held_lock+0x36/0x1d0 [ 174.005738] netlink_rcv_skb+0x13e/0x3d0 [ 174.009778] ? lock_downgrade+0x860/0x860 [ 174.013930] ? rtnetlink_put_metrics+0x490/0x490 [ 174.018672] ? netlink_ack+0xa70/0xa70 [ 174.022711] ? netlink_deliver_tap+0x182/0xb00 [ 174.027294] rtnetlink_rcv+0x10/0x20 [ 174.031011] netlink_unicast+0x443/0x650 [ 174.035409] ? netlink_attachskb+0x6c0/0x6c0 [ 174.039798] ? _copy_from_iter_full+0x182/0x720 [ 174.044454] ? __check_object_size+0x1ef/0x310 [ 174.049097] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 174.054633] netlink_sendmsg+0x764/0xc60 [ 174.058705] ? netlink_unicast+0x650/0x650 [ 174.062932] ? apparmor_socket_sendmsg+0x1b/0x20 [ 174.067676] ? netlink_unicast+0x650/0x650 [ 174.071932] sock_sendmsg+0xb5/0xf0 [ 174.075555] ___sys_sendmsg+0x647/0x950 [ 174.079527] ? find_held_lock+0x36/0x1d0 [ 174.083584] ? copy_msghdr_from_user+0x430/0x430 [ 174.088324] ? __fget+0x278/0x400 [ 174.091765] ? kasan_check_read+0x11/0x20 [ 174.095913] ? __fget+0x295/0x400 [ 174.099350] ? expand_files.part.8+0x700/0x700 [ 174.103917] ? __f_unlock_pos+0xd/0x10 [ 174.107805] ? __fget_light+0x174/0x1e0 [ 174.111764] ? __fdget+0xe/0x10 [ 174.115025] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 174.119850] __sys_sendmsg+0xd9/0x180 [ 174.123633] ? __ia32_sys_shutdown+0x70/0x70 [ 174.128025] ? __sb_end_write+0xa4/0xd0 [ 174.131995] ? kasan_check_write+0x14/0x20 [ 174.136211] ? fput+0x18/0x120 [ 174.139761] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.145224] __x64_sys_sendmsg+0x73/0xb0 [ 174.149285] do_syscall_64+0xd0/0x4e0 [ 174.153079] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.158257] RIP: 0033:0x463d89 [ 174.161521] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 174.180925] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.188726] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 174.196000] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 174.203252] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 174.210544] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 174.217820] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 174.227312] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 174.250225] FAULT_INJECTION: forcing a failure. [ 174.250225] name failslab, interval 1, probability 0, space 0, times 0 [ 174.263903] CPU: 1 PID: 10842 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 174.271821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.281188] Call Trace: [ 174.283761] dump_stack+0x123/0x171 [ 174.287517] should_fail.cold.4+0x5/0xa [ 174.291491] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 174.296576] ? lock_downgrade+0x860/0x860 [ 174.300711] ? ___might_sleep+0x16b/0x270 [ 174.304859] __should_failslab+0xba/0xf0 [ 174.308917] should_failslab+0x9/0x20 [ 174.312926] kmem_cache_alloc_trace+0x2cb/0x740 [ 174.317598] ? qfq_change_class+0xa93/0x14e0 [ 174.321997] ? qfq_change_class+0xa93/0x14e0 [ 174.326405] ? __local_bh_enable_ip+0x160/0x260 [ 174.331081] qfq_change_class+0xad9/0x14e0 [ 174.335594] ? qfq_delete_class+0x2d0/0x2d0 [ 174.339906] ? nla_parse+0x197/0x280 [ 174.343619] tc_ctl_tclass+0x3e9/0xba0 [ 174.347507] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 174.352924] ? find_held_lock+0x36/0x1d0 [ 174.357116] rtnetlink_rcv_msg+0x34f/0x8f0 [ 174.361376] ? rtnetlink_put_metrics+0x490/0x490 [ 174.366153] ? find_held_lock+0x36/0x1d0 [ 174.370379] netlink_rcv_skb+0x13e/0x3d0 [ 174.374674] ? lock_downgrade+0x860/0x860 [ 174.378813] ? rtnetlink_put_metrics+0x490/0x490 [ 174.383568] ? netlink_ack+0xa70/0xa70 [ 174.387554] ? netlink_deliver_tap+0x182/0xb00 [ 174.392209] rtnetlink_rcv+0x10/0x20 [ 174.396001] netlink_unicast+0x443/0x650 [ 174.400528] ? netlink_attachskb+0x6c0/0x6c0 [ 174.405020] ? _copy_from_iter_full+0x182/0x720 [ 174.409695] ? __check_object_size+0x1ef/0x310 [ 174.414627] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 174.420333] netlink_sendmsg+0x764/0xc60 [ 174.424670] ? netlink_unicast+0x650/0x650 [ 174.428918] ? apparmor_socket_sendmsg+0x1b/0x20 [ 174.433826] ? netlink_unicast+0x650/0x650 [ 174.438161] sock_sendmsg+0xb5/0xf0 [ 174.441790] ___sys_sendmsg+0x647/0x950 [ 174.445750] ? find_held_lock+0x36/0x1d0 [ 174.450565] ? copy_msghdr_from_user+0x430/0x430 [ 174.455495] ? __fget+0x278/0x400 [ 174.459735] ? kasan_check_read+0x11/0x20 [ 174.463896] ? __fget+0x295/0x400 [ 174.467340] ? expand_files.part.8+0x700/0x700 [ 174.471910] ? __f_unlock_pos+0xd/0x10 [ 174.475780] ? __fget_light+0x174/0x1e0 [ 174.479756] ? __fdget+0xe/0x10 [ 174.483018] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 174.487856] __sys_sendmsg+0xd9/0x180 [ 174.491650] ? __ia32_sys_shutdown+0x70/0x70 [ 174.496054] ? __sb_end_write+0xa4/0xd0 [ 174.500020] ? kasan_check_write+0x14/0x20 [ 174.504319] ? fput+0x18/0x120 [ 174.507514] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.512888] __x64_sys_sendmsg+0x73/0xb0 [ 174.517517] do_syscall_64+0xd0/0x4e0 [ 174.521304] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.526596] RIP: 0033:0x463d89 [ 174.529815] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 174.548729] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.556422] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 174.563693] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 174.570947] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 174.578208] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 174.585500] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 174.595373] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 174.630548] FAULT_INJECTION: forcing a failure. [ 174.630548] name failslab, interval 1, probability 0, space 0, times 0 [ 174.642950] CPU: 1 PID: 10856 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 174.651108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.660552] Call Trace: [ 174.663123] dump_stack+0x123/0x171 [ 174.666734] should_fail.cold.4+0x5/0xa [ 174.670691] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 174.675788] ? lock_downgrade+0x860/0x860 [ 174.679918] ? ___might_sleep+0x16b/0x270 [ 174.684077] __should_failslab+0xba/0xf0 [ 174.688124] should_failslab+0x9/0x20 [ 174.691921] kmem_cache_alloc_trace+0x2cb/0x740 [ 174.696583] ? qfq_change_class+0xa93/0x14e0 [ 174.700975] ? qfq_change_class+0xa93/0x14e0 [ 174.705388] ? __local_bh_enable_ip+0x160/0x260 [ 174.710050] qfq_change_class+0xad9/0x14e0 [ 174.714287] ? qfq_delete_class+0x2d0/0x2d0 [ 174.718593] ? nla_parse+0x197/0x280 [ 174.722288] tc_ctl_tclass+0x3e9/0xba0 [ 174.726163] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 174.731253] ? find_held_lock+0x36/0x1d0 [ 174.735317] rtnetlink_rcv_msg+0x34f/0x8f0 [ 174.739551] ? rtnetlink_put_metrics+0x490/0x490 [ 174.744301] ? find_held_lock+0x36/0x1d0 [ 174.748371] netlink_rcv_skb+0x13e/0x3d0 [ 174.752499] ? lock_downgrade+0x860/0x860 [ 174.756646] ? rtnetlink_put_metrics+0x490/0x490 [ 174.761398] ? netlink_ack+0xa70/0xa70 [ 174.765265] ? netlink_deliver_tap+0x182/0xb00 [ 174.769833] rtnetlink_rcv+0x10/0x20 [ 174.773529] netlink_unicast+0x443/0x650 [ 174.777576] ? netlink_attachskb+0x6c0/0x6c0 [ 174.781968] ? _copy_from_iter_full+0x182/0x720 [ 174.786643] ? __check_object_size+0x1ef/0x310 [ 174.791206] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 174.796744] netlink_sendmsg+0x764/0xc60 [ 174.800790] ? netlink_unicast+0x650/0x650 [ 174.805007] ? apparmor_socket_sendmsg+0x1b/0x20 [ 174.809843] ? netlink_unicast+0x650/0x650 [ 174.814067] sock_sendmsg+0xb5/0xf0 [ 174.817824] ___sys_sendmsg+0x647/0x950 [ 174.822335] ? find_held_lock+0x36/0x1d0 [ 174.826390] ? copy_msghdr_from_user+0x430/0x430 [ 174.831130] ? __fget+0x278/0x400 [ 174.834573] ? kasan_check_read+0x11/0x20 [ 174.838875] ? __fget+0x295/0x400 [ 174.842309] ? expand_files.part.8+0x700/0x700 [ 174.846921] ? __f_unlock_pos+0xd/0x10 [ 174.850800] ? __fget_light+0x174/0x1e0 [ 174.854784] ? __fdget+0xe/0x10 [ 174.858054] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 174.863027] __sys_sendmsg+0xd9/0x180 [ 174.866932] ? __ia32_sys_shutdown+0x70/0x70 [ 174.871328] ? __sb_end_write+0xa4/0xd0 [ 174.875305] ? kasan_check_write+0x14/0x20 [ 174.879541] ? fput+0x18/0x120 [ 174.882746] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.888128] __x64_sys_sendmsg+0x73/0xb0 [ 174.892278] do_syscall_64+0xd0/0x4e0 [ 174.896212] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.901437] RIP: 0033:0x463d89 [ 174.904631] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 174.924019] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.931709] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 174.938965] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 174.946228] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 174.953487] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 174.960843] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 174.972564] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 174.990000] FAULT_INJECTION: forcing a failure. [ 174.990000] name failslab, interval 1, probability 0, space 0, times 0 [ 175.003414] CPU: 0 PID: 10862 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 175.011583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.021137] Call Trace: [ 175.023733] dump_stack+0x123/0x171 [ 175.027469] should_fail.cold.4+0x5/0xa [ 175.031545] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 175.036659] ? lock_downgrade+0x860/0x860 [ 175.040910] ? ___might_sleep+0x16b/0x270 [ 175.045181] __should_failslab+0xba/0xf0 [ 175.049241] should_failslab+0x9/0x20 [ 175.053204] kmem_cache_alloc_trace+0x2cb/0x740 [ 175.057952] ? qfq_change_class+0xa93/0x14e0 [ 175.062351] ? qfq_change_class+0xa93/0x14e0 [ 175.066880] ? __local_bh_enable_ip+0x160/0x260 [ 175.071608] qfq_change_class+0xad9/0x14e0 [ 175.075842] ? qfq_delete_class+0x2d0/0x2d0 [ 175.080181] ? nla_parse+0x197/0x280 [ 175.083897] tc_ctl_tclass+0x3e9/0xba0 [ 175.087795] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 175.093030] ? find_held_lock+0x36/0x1d0 [ 175.097105] rtnetlink_rcv_msg+0x34f/0x8f0 [ 175.101375] ? rtnetlink_put_metrics+0x490/0x490 [ 175.106285] ? find_held_lock+0x36/0x1d0 [ 175.110347] netlink_rcv_skb+0x13e/0x3d0 [ 175.114415] ? lock_downgrade+0x860/0x860 [ 175.118569] ? rtnetlink_put_metrics+0x490/0x490 [ 175.123330] ? netlink_ack+0xa70/0xa70 [ 175.127221] ? netlink_deliver_tap+0x182/0xb00 [ 175.131805] rtnetlink_rcv+0x10/0x20 [ 175.135512] netlink_unicast+0x443/0x650 [ 175.139588] ? netlink_attachskb+0x6c0/0x6c0 [ 175.143991] ? _copy_from_iter_full+0x182/0x720 [ 175.148661] ? __check_object_size+0x1ef/0x310 [ 175.153234] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 175.158766] netlink_sendmsg+0x764/0xc60 [ 175.162924] ? netlink_unicast+0x650/0x650 [ 175.167152] ? apparmor_socket_sendmsg+0x1b/0x20 [ 175.171901] ? netlink_unicast+0x650/0x650 [ 175.176241] sock_sendmsg+0xb5/0xf0 [ 175.179867] ___sys_sendmsg+0x647/0x950 [ 175.183834] ? find_held_lock+0x36/0x1d0 [ 175.188064] ? copy_msghdr_from_user+0x430/0x430 [ 175.192833] ? __fget+0x278/0x400 [ 175.196275] ? kasan_check_read+0x11/0x20 [ 175.200408] ? __fget+0x295/0x400 [ 175.203852] ? expand_files.part.8+0x700/0x700 [ 175.208735] ? __f_unlock_pos+0xd/0x10 [ 175.212633] ? __fget_light+0x174/0x1e0 [ 175.216589] ? __fdget+0xe/0x10 [ 175.219853] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 175.224717] __sys_sendmsg+0xd9/0x180 [ 175.228514] ? __ia32_sys_shutdown+0x70/0x70 [ 175.232955] ? __sb_end_write+0xa4/0xd0 [ 175.237000] ? kasan_check_write+0x14/0x20 [ 175.241217] ? fput+0x18/0x120 [ 175.244404] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.249764] __x64_sys_sendmsg+0x73/0xb0 [ 175.253852] do_syscall_64+0xd0/0x4e0 [ 175.257829] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.263007] RIP: 0033:0x463d89 [ 175.266445] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 2021/05/24 20:54:05 executed programs: 375 [ 175.285435] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 175.293580] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 175.300862] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 175.308122] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 175.316423] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 175.323694] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 175.332752] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 175.349706] FAULT_INJECTION: forcing a failure. [ 175.349706] name failslab, interval 1, probability 0, space 0, times 0 [ 175.366691] CPU: 0 PID: 10872 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 175.374610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.384145] Call Trace: [ 175.386779] dump_stack+0x123/0x171 [ 175.390453] should_fail.cold.4+0x5/0xa [ 175.394433] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 175.399530] ? lock_downgrade+0x860/0x860 [ 175.405293] ? ___might_sleep+0x16b/0x270 [ 175.409515] __should_failslab+0xba/0xf0 [ 175.413655] should_failslab+0x9/0x20 [ 175.417464] kmem_cache_alloc_trace+0x2cb/0x740 [ 175.422222] ? qfq_change_class+0xa93/0x14e0 [ 175.426643] ? qfq_change_class+0xa93/0x14e0 [ 175.431424] ? __local_bh_enable_ip+0x160/0x260 [ 175.436270] qfq_change_class+0xad9/0x14e0 [ 175.440520] ? qfq_delete_class+0x2d0/0x2d0 [ 175.444864] ? nla_parse+0x197/0x280 [ 175.448566] tc_ctl_tclass+0x3e9/0xba0 [ 175.452440] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 175.457568] ? find_held_lock+0x36/0x1d0 [ 175.461637] rtnetlink_rcv_msg+0x34f/0x8f0 [ 175.466832] ? rtnetlink_put_metrics+0x490/0x490 [ 175.471819] ? find_held_lock+0x36/0x1d0 [ 175.475888] netlink_rcv_skb+0x13e/0x3d0 [ 175.479951] ? lock_downgrade+0x860/0x860 [ 175.484117] ? rtnetlink_put_metrics+0x490/0x490 [ 175.489162] ? netlink_ack+0xa70/0xa70 [ 175.493151] ? netlink_deliver_tap+0x182/0xb00 [ 175.497791] rtnetlink_rcv+0x10/0x20 [ 175.501503] netlink_unicast+0x443/0x650 [ 175.505570] ? netlink_attachskb+0x6c0/0x6c0 [ 175.509972] ? _copy_from_iter_full+0x182/0x720 [ 175.514633] ? __check_object_size+0x1ef/0x310 [ 175.520252] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 175.525809] netlink_sendmsg+0x764/0xc60 [ 175.529882] ? netlink_unicast+0x650/0x650 [ 175.534112] ? apparmor_socket_sendmsg+0x1b/0x20 [ 175.538863] ? netlink_unicast+0x650/0x650 [ 175.543091] sock_sendmsg+0xb5/0xf0 [ 175.546709] ___sys_sendmsg+0x647/0x950 [ 175.550702] ? find_held_lock+0x36/0x1d0 [ 175.554756] ? copy_msghdr_from_user+0x430/0x430 [ 175.559518] ? __fget+0x278/0x400 [ 175.563100] ? kasan_check_read+0x11/0x20 [ 175.567392] ? __fget+0x295/0x400 [ 175.570940] ? expand_files.part.8+0x700/0x700 [ 175.576076] ? __f_unlock_pos+0xd/0x10 [ 175.580008] ? __fget_light+0x174/0x1e0 [ 175.583975] ? __fdget+0xe/0x10 [ 175.587269] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 175.592102] __sys_sendmsg+0xd9/0x180 [ 175.595907] ? __ia32_sys_shutdown+0x70/0x70 [ 175.600313] ? __sb_end_write+0xa4/0xd0 [ 175.604280] ? kasan_check_write+0x14/0x20 [ 175.608500] ? fput+0x18/0x120 [ 175.611698] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.617055] __x64_sys_sendmsg+0x73/0xb0 [ 175.621122] do_syscall_64+0xd0/0x4e0 [ 175.624919] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.630093] RIP: 0033:0x463d89 [ 175.633273] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 175.652865] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 175.660573] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 175.667862] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 175.675126] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 175.682520] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 175.689778] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 175.705244] FAULT_INJECTION: forcing a failure. [ 175.705244] name failslab, interval 1, probability 0, space 0, times 0 [ 175.719373] CPU: 0 PID: 10882 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 175.727387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.736978] Call Trace: [ 175.739570] dump_stack+0x123/0x171 [ 175.743241] should_fail.cold.4+0x5/0xa [ 175.747237] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 175.752428] ? lock_downgrade+0x860/0x860 [ 175.756584] ? ___might_sleep+0x16b/0x270 [ 175.760773] __should_failslab+0xba/0xf0 [ 175.764841] should_failslab+0x9/0x20 [ 175.768948] kmem_cache_alloc_trace+0x2cb/0x740 [ 175.773621] ? qfq_change_class+0xa93/0x14e0 [ 175.778031] ? qfq_change_class+0xa93/0x14e0 [ 175.782434] ? __local_bh_enable_ip+0x160/0x260 [ 175.787092] qfq_change_class+0xad9/0x14e0 [ 175.791404] ? qfq_delete_class+0x2d0/0x2d0 [ 175.795718] ? nla_parse+0x197/0x280 [ 175.799862] tc_ctl_tclass+0x3e9/0xba0 [ 175.803772] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 175.808872] ? find_held_lock+0x36/0x1d0 [ 175.812935] rtnetlink_rcv_msg+0x34f/0x8f0 [ 175.817187] ? rtnetlink_put_metrics+0x490/0x490 [ 175.821937] ? find_held_lock+0x36/0x1d0 [ 175.826004] netlink_rcv_skb+0x13e/0x3d0 [ 175.830098] ? lock_downgrade+0x860/0x860 [ 175.834248] ? rtnetlink_put_metrics+0x490/0x490 [ 175.838995] ? netlink_ack+0xa70/0xa70 [ 175.842876] ? netlink_deliver_tap+0x182/0xb00 [ 175.847818] rtnetlink_rcv+0x10/0x20 [ 175.851622] netlink_unicast+0x443/0x650 [ 175.855677] ? netlink_attachskb+0x6c0/0x6c0 [ 175.860330] ? _copy_from_iter_full+0x182/0x720 [ 175.864988] ? __check_object_size+0x1ef/0x310 [ 175.869651] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 175.875190] netlink_sendmsg+0x764/0xc60 [ 175.879247] ? netlink_unicast+0x650/0x650 [ 175.883464] ? apparmor_socket_sendmsg+0x1b/0x20 [ 175.888209] ? netlink_unicast+0x650/0x650 [ 175.892433] sock_sendmsg+0xb5/0xf0 [ 175.896041] ___sys_sendmsg+0x647/0x950 [ 175.899998] ? find_held_lock+0x36/0x1d0 [ 175.904052] ? copy_msghdr_from_user+0x430/0x430 [ 175.908804] ? __fget+0x278/0x400 [ 175.912248] ? kasan_check_read+0x11/0x20 [ 175.916393] ? __fget+0x295/0x400 [ 175.919829] ? expand_files.part.8+0x700/0x700 [ 175.924423] ? __f_unlock_pos+0xd/0x10 [ 175.928308] ? __fget_light+0x174/0x1e0 [ 175.932292] ? __fdget+0xe/0x10 [ 175.935563] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 175.940394] __sys_sendmsg+0xd9/0x180 [ 175.944182] ? __ia32_sys_shutdown+0x70/0x70 [ 175.948582] ? __sb_end_write+0xa4/0xd0 [ 175.952549] ? kasan_check_write+0x14/0x20 [ 175.956771] ? fput+0x18/0x120 [ 175.959974] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.965339] __x64_sys_sendmsg+0x73/0xb0 [ 175.969399] do_syscall_64+0xd0/0x4e0 [ 175.973195] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.978375] RIP: 0033:0x463d89 [ 175.981579] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 176.000471] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 176.008263] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 176.015536] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 176.022800] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 176.030061] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 176.037329] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 176.061192] FAULT_INJECTION: forcing a failure. [ 176.061192] name failslab, interval 1, probability 0, space 0, times 0 [ 176.083541] CPU: 0 PID: 10900 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 176.091459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.100814] Call Trace: [ 176.103401] dump_stack+0x123/0x171 [ 176.107038] should_fail.cold.4+0x5/0xa [ 176.111015] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 176.116112] ? lock_downgrade+0x860/0x860 [ 176.120246] ? ___might_sleep+0x16b/0x270 [ 176.124384] __should_failslab+0xba/0xf0 [ 176.128443] should_failslab+0x9/0x20 [ 176.132237] kmem_cache_alloc_trace+0x2cb/0x740 [ 176.136910] ? qfq_change_class+0xa93/0x14e0 [ 176.141388] ? qfq_change_class+0xa93/0x14e0 [ 176.146583] ? __local_bh_enable_ip+0x160/0x260 [ 176.151254] qfq_change_class+0xad9/0x14e0 [ 176.155475] ? qfq_delete_class+0x2d0/0x2d0 [ 176.159785] ? nla_parse+0x197/0x280 [ 176.163497] tc_ctl_tclass+0x3e9/0xba0 [ 176.167468] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 176.172874] ? find_held_lock+0x36/0x1d0 [ 176.176958] rtnetlink_rcv_msg+0x34f/0x8f0 [ 176.181715] ? rtnetlink_put_metrics+0x490/0x490 [ 176.186491] ? find_held_lock+0x36/0x1d0 [ 176.190553] netlink_rcv_skb+0x13e/0x3d0 [ 176.194610] ? lock_downgrade+0x860/0x860 [ 176.198748] ? rtnetlink_put_metrics+0x490/0x490 [ 176.203647] ? netlink_ack+0xa70/0xa70 [ 176.207661] ? netlink_deliver_tap+0x182/0xb00 [ 176.212285] rtnetlink_rcv+0x10/0x20 [ 176.215992] netlink_unicast+0x443/0x650 [ 176.220043] ? netlink_attachskb+0x6c0/0x6c0 [ 176.224437] ? _copy_from_iter_full+0x182/0x720 [ 176.229106] ? __check_object_size+0x1ef/0x310 [ 176.233680] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 176.239214] netlink_sendmsg+0x764/0xc60 [ 176.243276] ? netlink_unicast+0x650/0x650 [ 176.247511] ? apparmor_socket_sendmsg+0x1b/0x20 [ 176.252346] ? netlink_unicast+0x650/0x650 [ 176.256688] sock_sendmsg+0xb5/0xf0 [ 176.260330] ___sys_sendmsg+0x647/0x950 [ 176.264321] ? find_held_lock+0x36/0x1d0 [ 176.268377] ? copy_msghdr_from_user+0x430/0x430 [ 176.273125] ? __fget+0x278/0x400 [ 176.276572] ? kasan_check_read+0x11/0x20 [ 176.280729] ? __fget+0x295/0x400 [ 176.284191] ? expand_files.part.8+0x700/0x700 [ 176.288856] ? __f_unlock_pos+0xd/0x10 [ 176.292741] ? __fget_light+0x174/0x1e0 [ 176.296712] ? __fdget+0xe/0x10 [ 176.300000] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 176.304825] __sys_sendmsg+0xd9/0x180 [ 176.308630] ? __ia32_sys_shutdown+0x70/0x70 [ 176.313034] ? __sb_end_write+0xa4/0xd0 [ 176.317005] ? kasan_check_write+0x14/0x20 [ 176.321306] ? fput+0x18/0x120 [ 176.324487] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.329853] __x64_sys_sendmsg+0x73/0xb0 [ 176.334052] do_syscall_64+0xd0/0x4e0 [ 176.337850] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.343040] RIP: 0033:0x463d89 [ 176.346223] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 176.365250] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 176.372948] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 176.380214] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 176.387479] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 176.394743] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 176.402438] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 176.418385] FAULT_INJECTION: forcing a failure. [ 176.418385] name failslab, interval 1, probability 0, space 0, times 0 [ 176.438598] CPU: 0 PID: 10910 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 176.446503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.455967] Call Trace: [ 176.458556] dump_stack+0x123/0x171 [ 176.462223] should_fail.cold.4+0x5/0xa [ 176.466193] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 176.471286] ? lock_downgrade+0x860/0x860 [ 176.475418] ? ___might_sleep+0x16b/0x270 [ 176.479846] __should_failslab+0xba/0xf0 [ 176.483931] should_failslab+0x9/0x20 [ 176.487730] kmem_cache_alloc_trace+0x2cb/0x740 [ 176.492415] ? qfq_change_class+0xa93/0x14e0 [ 176.496819] ? qfq_change_class+0xa93/0x14e0 [ 176.501228] ? __local_bh_enable_ip+0x160/0x260 [ 176.505997] qfq_change_class+0xad9/0x14e0 [ 176.510247] ? qfq_delete_class+0x2d0/0x2d0 [ 176.514654] ? nla_parse+0x197/0x280 [ 176.518443] tc_ctl_tclass+0x3e9/0xba0 [ 176.522473] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 176.527607] ? find_held_lock+0x36/0x1d0 [ 176.531683] rtnetlink_rcv_msg+0x34f/0x8f0 [ 176.535903] ? rtnetlink_put_metrics+0x490/0x490 [ 176.540643] ? find_held_lock+0x36/0x1d0 [ 176.544688] netlink_rcv_skb+0x13e/0x3d0 [ 176.548750] ? lock_downgrade+0x860/0x860 [ 176.552893] ? rtnetlink_put_metrics+0x490/0x490 [ 176.557640] ? netlink_ack+0xa70/0xa70 [ 176.561515] ? netlink_deliver_tap+0x182/0xb00 [ 176.566590] rtnetlink_rcv+0x10/0x20 [ 176.570454] netlink_unicast+0x443/0x650 [ 176.574623] ? netlink_attachskb+0x6c0/0x6c0 [ 176.579037] ? _copy_from_iter_full+0x182/0x720 [ 176.583712] ? __check_object_size+0x1ef/0x310 [ 176.588285] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 176.593825] netlink_sendmsg+0x764/0xc60 [ 176.597990] ? netlink_unicast+0x650/0x650 [ 176.602224] ? apparmor_socket_sendmsg+0x1b/0x20 [ 176.606973] ? netlink_unicast+0x650/0x650 [ 176.611198] sock_sendmsg+0xb5/0xf0 [ 176.614811] ___sys_sendmsg+0x647/0x950 [ 176.618773] ? find_held_lock+0x36/0x1d0 [ 176.622827] ? copy_msghdr_from_user+0x430/0x430 [ 176.627679] ? __fget+0x278/0x400 [ 176.631135] ? kasan_check_read+0x11/0x20 [ 176.635470] ? __fget+0x295/0x400 [ 176.639077] ? expand_files.part.8+0x700/0x700 [ 176.643665] ? __f_unlock_pos+0xd/0x10 [ 176.647545] ? __fget_light+0x174/0x1e0 [ 176.651513] ? __fdget+0xe/0x10 [ 176.654775] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 176.659637] __sys_sendmsg+0xd9/0x180 [ 176.663429] ? __ia32_sys_shutdown+0x70/0x70 [ 176.667855] ? __sb_end_write+0xa4/0xd0 [ 176.671821] ? kasan_check_write+0x14/0x20 [ 176.676058] ? fput+0x18/0x120 [ 176.679257] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.684628] __x64_sys_sendmsg+0x73/0xb0 [ 176.688684] do_syscall_64+0xd0/0x4e0 [ 176.692481] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.697674] RIP: 0033:0x463d89 [ 176.700855] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 176.719835] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 176.727741] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 176.735007] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 176.742268] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 176.749531] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 176.756800] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 176.782519] FAULT_INJECTION: forcing a failure. [ 176.782519] name failslab, interval 1, probability 0, space 0, times 0 [ 176.801268] CPU: 1 PID: 10912 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 176.809187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.818551] Call Trace: [ 176.821167] dump_stack+0x123/0x171 [ 176.824778] should_fail.cold.4+0x5/0xa [ 176.828736] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 176.833842] ? lock_downgrade+0x860/0x860 [ 176.837988] ? ___might_sleep+0x16b/0x270 [ 176.842327] __should_failslab+0xba/0xf0 [ 176.846574] should_failslab+0x9/0x20 [ 176.850358] kmem_cache_alloc_trace+0x2cb/0x740 [ 176.855103] ? qfq_change_class+0xa93/0x14e0 [ 176.859598] ? qfq_change_class+0xa93/0x14e0 [ 176.864006] ? __local_bh_enable_ip+0x160/0x260 [ 176.868668] qfq_change_class+0xad9/0x14e0 [ 176.872991] ? qfq_delete_class+0x2d0/0x2d0 [ 176.877469] ? nla_parse+0x197/0x280 [ 176.881167] tc_ctl_tclass+0x3e9/0xba0 [ 176.885057] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 176.890158] ? find_held_lock+0x36/0x1d0 [ 176.894230] rtnetlink_rcv_msg+0x34f/0x8f0 [ 176.898597] ? rtnetlink_put_metrics+0x490/0x490 [ 176.903621] ? find_held_lock+0x36/0x1d0 [ 176.907678] netlink_rcv_skb+0x13e/0x3d0 [ 176.911730] ? lock_downgrade+0x860/0x860 [ 176.915968] ? rtnetlink_put_metrics+0x490/0x490 [ 176.920713] ? netlink_ack+0xa70/0xa70 [ 176.924587] ? netlink_deliver_tap+0x182/0xb00 [ 176.929173] rtnetlink_rcv+0x10/0x20 [ 176.932944] netlink_unicast+0x443/0x650 [ 176.937005] ? netlink_attachskb+0x6c0/0x6c0 [ 176.941489] ? _copy_from_iter_full+0x182/0x720 [ 176.946157] ? __check_object_size+0x1ef/0x310 [ 176.950720] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 176.956325] netlink_sendmsg+0x764/0xc60 [ 176.960387] ? netlink_unicast+0x650/0x650 [ 176.964635] ? apparmor_socket_sendmsg+0x1b/0x20 [ 176.969472] ? netlink_unicast+0x650/0x650 [ 176.973710] sock_sendmsg+0xb5/0xf0 [ 176.977323] ___sys_sendmsg+0x647/0x950 [ 176.981284] ? find_held_lock+0x36/0x1d0 [ 176.985349] ? copy_msghdr_from_user+0x430/0x430 [ 176.990097] ? __fget+0x278/0x400 [ 176.993556] ? kasan_check_read+0x11/0x20 [ 176.997698] ? __fget+0x295/0x400 [ 177.001152] ? expand_files.part.8+0x700/0x700 [ 177.005718] ? __f_unlock_pos+0xd/0x10 [ 177.009593] ? __fget_light+0x174/0x1e0 [ 177.013584] ? __fdget+0xe/0x10 [ 177.016859] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 177.021729] __sys_sendmsg+0xd9/0x180 [ 177.025515] ? __ia32_sys_shutdown+0x70/0x70 [ 177.029911] ? __sb_end_write+0xa4/0xd0 [ 177.033982] ? kasan_check_write+0x14/0x20 [ 177.038297] ? fput+0x18/0x120 [ 177.041489] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.046846] __x64_sys_sendmsg+0x73/0xb0 [ 177.050901] do_syscall_64+0xd0/0x4e0 [ 177.054687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.059866] RIP: 0033:0x463d89 [ 177.063063] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 177.082100] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 177.089931] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 177.097198] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 177.104702] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 177.111962] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 177.119315] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 177.137218] nla_parse: 4 callbacks suppressed [ 177.137222] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 177.174095] FAULT_INJECTION: forcing a failure. [ 177.174095] name failslab, interval 1, probability 0, space 0, times 0 [ 177.186868] CPU: 1 PID: 10922 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 177.194858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.204216] Call Trace: [ 177.206792] dump_stack+0x123/0x171 [ 177.210406] should_fail.cold.4+0x5/0xa [ 177.214381] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 177.219480] ? lock_downgrade+0x860/0x860 [ 177.223613] ? ___might_sleep+0x16b/0x270 [ 177.227745] __should_failslab+0xba/0xf0 [ 177.231797] should_failslab+0x9/0x20 [ 177.235582] kmem_cache_alloc_trace+0x2cb/0x740 [ 177.240247] ? qfq_change_class+0xa93/0x14e0 [ 177.244642] ? qfq_change_class+0xa93/0x14e0 [ 177.249052] ? __local_bh_enable_ip+0x160/0x260 [ 177.253803] qfq_change_class+0xad9/0x14e0 [ 177.258355] ? qfq_delete_class+0x2d0/0x2d0 [ 177.262664] ? nla_parse+0x197/0x280 [ 177.266367] tc_ctl_tclass+0x3e9/0xba0 [ 177.270239] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 177.275330] ? find_held_lock+0x36/0x1d0 [ 177.279434] rtnetlink_rcv_msg+0x34f/0x8f0 [ 177.283652] ? rtnetlink_put_metrics+0x490/0x490 [ 177.288395] ? find_held_lock+0x36/0x1d0 [ 177.292457] netlink_rcv_skb+0x13e/0x3d0 [ 177.296602] ? lock_downgrade+0x860/0x860 [ 177.300843] ? rtnetlink_put_metrics+0x490/0x490 [ 177.305587] ? netlink_ack+0xa70/0xa70 [ 177.309533] ? netlink_deliver_tap+0x182/0xb00 [ 177.314248] rtnetlink_rcv+0x10/0x20 [ 177.318080] netlink_unicast+0x443/0x650 [ 177.322130] ? netlink_attachskb+0x6c0/0x6c0 [ 177.326541] ? _copy_from_iter_full+0x182/0x720 [ 177.331311] ? __check_object_size+0x1ef/0x310 [ 177.336077] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 177.341710] netlink_sendmsg+0x764/0xc60 [ 177.346006] ? netlink_unicast+0x650/0x650 [ 177.350235] ? apparmor_socket_sendmsg+0x1b/0x20 [ 177.354983] ? netlink_unicast+0x650/0x650 [ 177.359318] sock_sendmsg+0xb5/0xf0 [ 177.362974] ___sys_sendmsg+0x647/0x950 [ 177.366936] ? find_held_lock+0x36/0x1d0 [ 177.370988] ? copy_msghdr_from_user+0x430/0x430 [ 177.376420] ? __fget+0x278/0x400 [ 177.379876] ? kasan_check_read+0x11/0x20 [ 177.384018] ? __fget+0x295/0x400 [ 177.387478] ? expand_files.part.8+0x700/0x700 [ 177.392051] ? __f_unlock_pos+0xd/0x10 [ 177.395922] ? __fget_light+0x174/0x1e0 [ 177.400027] ? __fdget+0xe/0x10 [ 177.403314] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 177.408280] __sys_sendmsg+0xd9/0x180 [ 177.412071] ? __ia32_sys_shutdown+0x70/0x70 [ 177.416466] ? __sb_end_write+0xa4/0xd0 [ 177.420453] ? kasan_check_write+0x14/0x20 [ 177.424785] ? fput+0x18/0x120 [ 177.427978] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.433749] __x64_sys_sendmsg+0x73/0xb0 [ 177.437945] do_syscall_64+0xd0/0x4e0 [ 177.441730] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.447013] RIP: 0033:0x463d89 [ 177.450201] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 177.469267] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 177.477090] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 177.484486] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 177.491758] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 177.499046] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 177.506498] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 177.524159] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 177.551362] FAULT_INJECTION: forcing a failure. [ 177.551362] name failslab, interval 1, probability 0, space 0, times 0 [ 177.563255] CPU: 1 PID: 10932 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 177.571148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.580505] Call Trace: [ 177.583431] dump_stack+0x123/0x171 [ 177.587058] should_fail.cold.4+0x5/0xa [ 177.591219] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 177.596326] ? lock_downgrade+0x860/0x860 [ 177.600483] ? ___might_sleep+0x16b/0x270 [ 177.604630] __should_failslab+0xba/0xf0 [ 177.608697] should_failslab+0x9/0x20 [ 177.612536] kmem_cache_alloc_trace+0x2cb/0x740 [ 177.617196] ? qfq_change_class+0xa93/0x14e0 [ 177.621665] ? qfq_change_class+0xa93/0x14e0 [ 177.626090] ? __local_bh_enable_ip+0x160/0x260 [ 177.630778] qfq_change_class+0xad9/0x14e0 [ 177.635012] ? qfq_delete_class+0x2d0/0x2d0 [ 177.639340] ? nla_parse+0x197/0x280 [ 177.643059] tc_ctl_tclass+0x3e9/0xba0 [ 177.646929] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 177.652044] ? find_held_lock+0x36/0x1d0 [ 177.656207] rtnetlink_rcv_msg+0x34f/0x8f0 [ 177.660441] ? rtnetlink_put_metrics+0x490/0x490 [ 177.665181] ? find_held_lock+0x36/0x1d0 [ 177.669228] netlink_rcv_skb+0x13e/0x3d0 [ 177.673286] ? lock_downgrade+0x860/0x860 [ 177.677443] ? rtnetlink_put_metrics+0x490/0x490 [ 177.682202] ? netlink_ack+0xa70/0xa70 [ 177.686092] ? netlink_deliver_tap+0x182/0xb00 [ 177.690679] rtnetlink_rcv+0x10/0x20 [ 177.694381] netlink_unicast+0x443/0x650 [ 177.698431] ? netlink_attachskb+0x6c0/0x6c0 [ 177.703041] ? _copy_from_iter_full+0x182/0x720 [ 177.707698] ? __check_object_size+0x1ef/0x310 [ 177.712406] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 177.717946] netlink_sendmsg+0x764/0xc60 [ 177.722023] ? netlink_unicast+0x650/0x650 [ 177.726244] ? apparmor_socket_sendmsg+0x1b/0x20 [ 177.731003] ? netlink_unicast+0x650/0x650 [ 177.735223] sock_sendmsg+0xb5/0xf0 [ 177.738833] ___sys_sendmsg+0x647/0x950 [ 177.742808] ? find_held_lock+0x36/0x1d0 [ 177.746857] ? copy_msghdr_from_user+0x430/0x430 [ 177.751707] ? __fget+0x278/0x400 [ 177.755156] ? kasan_check_read+0x11/0x20 [ 177.759665] ? __fget+0x295/0x400 [ 177.763249] ? expand_files.part.8+0x700/0x700 [ 177.767821] ? __f_unlock_pos+0xd/0x10 [ 177.771820] ? __fget_light+0x174/0x1e0 [ 177.776244] ? __fdget+0xe/0x10 [ 177.779652] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 177.784587] __sys_sendmsg+0xd9/0x180 [ 177.788380] ? __ia32_sys_shutdown+0x70/0x70 [ 177.792780] ? __sb_end_write+0xa4/0xd0 [ 177.796779] ? kasan_check_write+0x14/0x20 [ 177.801005] ? fput+0x18/0x120 [ 177.804190] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.809549] __x64_sys_sendmsg+0x73/0xb0 [ 177.814138] do_syscall_64+0xd0/0x4e0 [ 177.817921] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.823181] RIP: 0033:0x463d89 [ 177.826367] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 177.845368] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 177.853057] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 177.860311] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 177.867688] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 177.875201] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 177.882555] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 177.893339] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 177.916674] FAULT_INJECTION: forcing a failure. [ 177.916674] name failslab, interval 1, probability 0, space 0, times 0 [ 177.934844] CPU: 1 PID: 10946 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 177.942845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.952937] Call Trace: [ 177.955565] dump_stack+0x123/0x171 [ 177.959219] should_fail.cold.4+0x5/0xa [ 177.963377] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 177.968743] ? lock_downgrade+0x860/0x860 [ 177.972894] ? ___might_sleep+0x16b/0x270 [ 177.977035] __should_failslab+0xba/0xf0 [ 177.981088] should_failslab+0x9/0x20 [ 177.984883] kmem_cache_alloc_trace+0x2cb/0x740 [ 177.989556] ? qfq_change_class+0xa93/0x14e0 [ 177.994230] ? qfq_change_class+0xa93/0x14e0 [ 177.998626] ? __local_bh_enable_ip+0x160/0x260 [ 178.003287] qfq_change_class+0xad9/0x14e0 [ 178.007522] ? qfq_delete_class+0x2d0/0x2d0 [ 178.011859] ? nla_parse+0x197/0x280 [ 178.015584] tc_ctl_tclass+0x3e9/0xba0 [ 178.019461] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 178.024549] ? find_held_lock+0x36/0x1d0 [ 178.028634] rtnetlink_rcv_msg+0x34f/0x8f0 [ 178.032857] ? rtnetlink_put_metrics+0x490/0x490 [ 178.037601] ? find_held_lock+0x36/0x1d0 [ 178.041670] netlink_rcv_skb+0x13e/0x3d0 [ 178.045889] ? lock_downgrade+0x860/0x860 [ 178.050103] ? rtnetlink_put_metrics+0x490/0x490 [ 178.054927] ? netlink_ack+0xa70/0xa70 [ 178.058893] ? netlink_deliver_tap+0x182/0xb00 [ 178.063461] rtnetlink_rcv+0x10/0x20 [ 178.067167] netlink_unicast+0x443/0x650 [ 178.071214] ? netlink_attachskb+0x6c0/0x6c0 [ 178.075607] ? _copy_from_iter_full+0x182/0x720 [ 178.080276] ? __check_object_size+0x1ef/0x310 [ 178.084862] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 178.090481] netlink_sendmsg+0x764/0xc60 [ 178.094564] ? netlink_unicast+0x650/0x650 [ 178.098932] ? apparmor_socket_sendmsg+0x1b/0x20 [ 178.103693] ? netlink_unicast+0x650/0x650 [ 178.108094] sock_sendmsg+0xb5/0xf0 [ 178.111712] ___sys_sendmsg+0x647/0x950 [ 178.116011] ? find_held_lock+0x36/0x1d0 [ 178.120211] ? copy_msghdr_from_user+0x430/0x430 [ 178.124956] ? __fget+0x278/0x400 [ 178.128517] ? kasan_check_read+0x11/0x20 [ 178.132765] ? __fget+0x295/0x400 [ 178.136228] ? expand_files.part.8+0x700/0x700 [ 178.141173] ? __f_unlock_pos+0xd/0x10 [ 178.145070] ? __fget_light+0x174/0x1e0 [ 178.149132] ? __fdget+0xe/0x10 [ 178.152493] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 178.157334] __sys_sendmsg+0xd9/0x180 [ 178.161140] ? __ia32_sys_shutdown+0x70/0x70 [ 178.165537] ? __sb_end_write+0xa4/0xd0 [ 178.169494] ? kasan_check_write+0x14/0x20 [ 178.173853] ? fput+0x18/0x120 [ 178.177208] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.182558] __x64_sys_sendmsg+0x73/0xb0 [ 178.186610] do_syscall_64+0xd0/0x4e0 [ 178.190822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.196068] RIP: 0033:0x463d89 [ 178.199293] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 178.218448] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 178.226156] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 178.233529] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 178.240781] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 178.248223] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 178.255478] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 178.264430] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 178.301442] FAULT_INJECTION: forcing a failure. [ 178.301442] name failslab, interval 1, probability 0, space 0, times 0 [ 178.313349] CPU: 1 PID: 10952 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 178.321258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.330705] Call Trace: [ 178.333288] dump_stack+0x123/0x171 [ 178.336943] should_fail.cold.4+0x5/0xa [ 178.341016] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 178.346109] ? lock_downgrade+0x860/0x860 [ 178.350431] ? ___might_sleep+0x16b/0x270 [ 178.354762] __should_failslab+0xba/0xf0 [ 178.358898] should_failslab+0x9/0x20 [ 178.362692] kmem_cache_alloc_trace+0x2cb/0x740 [ 178.367352] ? qfq_change_class+0xa93/0x14e0 [ 178.371739] ? qfq_change_class+0xa93/0x14e0 [ 178.376150] ? __local_bh_enable_ip+0x160/0x260 [ 178.380808] qfq_change_class+0xad9/0x14e0 [ 178.385036] ? qfq_delete_class+0x2d0/0x2d0 [ 178.389351] ? nla_parse+0x197/0x280 [ 178.393325] tc_ctl_tclass+0x3e9/0xba0 [ 178.397214] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 178.402564] ? find_held_lock+0x36/0x1d0 [ 178.406750] rtnetlink_rcv_msg+0x34f/0x8f0 [ 178.411135] ? rtnetlink_put_metrics+0x490/0x490 [ 178.416161] ? find_held_lock+0x36/0x1d0 [ 178.420234] netlink_rcv_skb+0x13e/0x3d0 [ 178.424280] ? lock_downgrade+0x860/0x860 [ 178.428530] ? rtnetlink_put_metrics+0x490/0x490 [ 178.433303] ? netlink_ack+0xa70/0xa70 [ 178.437178] ? netlink_deliver_tap+0x182/0xb00 [ 178.441749] rtnetlink_rcv+0x10/0x20 [ 178.445548] netlink_unicast+0x443/0x650 [ 178.450028] ? netlink_attachskb+0x6c0/0x6c0 [ 178.454678] ? _copy_from_iter_full+0x182/0x720 [ 178.459431] ? __check_object_size+0x1ef/0x310 [ 178.464027] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 178.469567] netlink_sendmsg+0x764/0xc60 [ 178.473616] ? netlink_unicast+0x650/0x650 [ 178.477838] ? apparmor_socket_sendmsg+0x1b/0x20 [ 178.482590] ? netlink_unicast+0x650/0x650 [ 178.486866] sock_sendmsg+0xb5/0xf0 [ 178.490503] ___sys_sendmsg+0x647/0x950 [ 178.494631] ? find_held_lock+0x36/0x1d0 [ 178.498702] ? copy_msghdr_from_user+0x430/0x430 [ 178.503446] ? __fget+0x278/0x400 [ 178.506888] ? kasan_check_read+0x11/0x20 [ 178.511018] ? __fget+0x295/0x400 [ 178.514555] ? expand_files.part.8+0x700/0x700 [ 178.519120] ? __f_unlock_pos+0xd/0x10 [ 178.522989] ? __fget_light+0x174/0x1e0 [ 178.527092] ? __fdget+0xe/0x10 [ 178.530355] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 178.535436] __sys_sendmsg+0xd9/0x180 [ 178.539241] ? __ia32_sys_shutdown+0x70/0x70 [ 178.543632] ? __sb_end_write+0xa4/0xd0 [ 178.547594] ? kasan_check_write+0x14/0x20 [ 178.551818] ? fput+0x18/0x120 [ 178.555012] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.560372] __x64_sys_sendmsg+0x73/0xb0 [ 178.564418] do_syscall_64+0xd0/0x4e0 [ 178.568221] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.573477] RIP: 0033:0x463d89 [ 178.576667] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 178.595840] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 178.603587] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 178.610841] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 178.618093] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 178.625364] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 178.632635] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 178.655778] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 178.677864] FAULT_INJECTION: forcing a failure. [ 178.677864] name failslab, interval 1, probability 0, space 0, times 0 [ 178.689750] CPU: 0 PID: 10962 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 178.697637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.706984] Call Trace: [ 178.709570] dump_stack+0x123/0x171 [ 178.713188] should_fail.cold.4+0x5/0xa [ 178.717161] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 178.722246] ? lock_downgrade+0x860/0x860 [ 178.726440] ? ___might_sleep+0x16b/0x270 [ 178.730600] __should_failslab+0xba/0xf0 [ 178.734650] should_failslab+0x9/0x20 [ 178.738437] kmem_cache_alloc_trace+0x2cb/0x740 [ 178.743271] ? qfq_change_class+0xa93/0x14e0 [ 178.747776] ? qfq_change_class+0xa93/0x14e0 [ 178.752191] ? __local_bh_enable_ip+0x160/0x260 [ 178.756855] qfq_change_class+0xad9/0x14e0 [ 178.761076] ? qfq_delete_class+0x2d0/0x2d0 [ 178.765477] ? nla_parse+0x197/0x280 [ 178.769197] tc_ctl_tclass+0x3e9/0xba0 [ 178.773080] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 178.778201] ? find_held_lock+0x36/0x1d0 [ 178.782269] rtnetlink_rcv_msg+0x34f/0x8f0 [ 178.786494] ? rtnetlink_put_metrics+0x490/0x490 [ 178.791265] ? find_held_lock+0x36/0x1d0 [ 178.795316] netlink_rcv_skb+0x13e/0x3d0 [ 178.799372] ? lock_downgrade+0x860/0x860 [ 178.803520] ? rtnetlink_put_metrics+0x490/0x490 [ 178.808262] ? netlink_ack+0xa70/0xa70 [ 178.812259] ? netlink_deliver_tap+0x182/0xb00 [ 178.816914] rtnetlink_rcv+0x10/0x20 [ 178.820738] netlink_unicast+0x443/0x650 [ 178.824822] ? netlink_attachskb+0x6c0/0x6c0 [ 178.829255] ? _copy_from_iter_full+0x182/0x720 [ 178.834183] ? __check_object_size+0x1ef/0x310 [ 178.838760] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 178.844283] netlink_sendmsg+0x764/0xc60 [ 178.848351] ? netlink_unicast+0x650/0x650 [ 178.852582] ? apparmor_socket_sendmsg+0x1b/0x20 [ 178.857332] ? netlink_unicast+0x650/0x650 [ 178.861648] sock_sendmsg+0xb5/0xf0 [ 178.865455] ___sys_sendmsg+0x647/0x950 [ 178.869420] ? find_held_lock+0x36/0x1d0 [ 178.873466] ? copy_msghdr_from_user+0x430/0x430 [ 178.878207] ? __fget+0x278/0x400 [ 178.881660] ? kasan_check_read+0x11/0x20 [ 178.885803] ? __fget+0x295/0x400 [ 178.889246] ? expand_files.part.8+0x700/0x700 [ 178.893808] ? __f_unlock_pos+0xd/0x10 [ 178.897699] ? __fget_light+0x174/0x1e0 [ 178.901654] ? __fdget+0xe/0x10 [ 178.905007] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 178.909839] __sys_sendmsg+0xd9/0x180 [ 178.913625] ? __ia32_sys_shutdown+0x70/0x70 [ 178.918020] ? __sb_end_write+0xa4/0xd0 [ 178.922153] ? kasan_check_write+0x14/0x20 [ 178.926374] ? fput+0x18/0x120 [ 178.929555] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.934925] __x64_sys_sendmsg+0x73/0xb0 [ 178.939110] do_syscall_64+0xd0/0x4e0 [ 178.942921] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.948122] RIP: 0033:0x463d89 [ 178.951835] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 178.970833] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 178.978722] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 178.986862] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 178.994137] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 179.001809] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 179.009479] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 179.021838] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 179.052588] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 179.069956] FAULT_INJECTION: forcing a failure. [ 179.069956] name failslab, interval 1, probability 0, space 0, times 0 [ 179.081462] CPU: 0 PID: 10980 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 179.089454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.098824] Call Trace: [ 179.101400] dump_stack+0x123/0x171 [ 179.105119] should_fail.cold.4+0x5/0xa [ 179.109107] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 179.114235] ? lock_downgrade+0x860/0x860 [ 179.118483] ? ___might_sleep+0x16b/0x270 [ 179.122620] __should_failslab+0xba/0xf0 [ 179.126792] should_failslab+0x9/0x20 [ 179.130583] kmem_cache_alloc_trace+0x2cb/0x740 [ 179.135255] ? qfq_change_class+0xa93/0x14e0 [ 179.139656] ? qfq_change_class+0xa93/0x14e0 [ 179.144076] ? __local_bh_enable_ip+0x160/0x260 [ 179.148746] qfq_change_class+0xad9/0x14e0 [ 179.152989] ? qfq_delete_class+0x2d0/0x2d0 [ 179.157312] ? nla_parse+0x197/0x280 [ 179.161036] tc_ctl_tclass+0x3e9/0xba0 [ 179.165028] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 179.170116] ? find_held_lock+0x36/0x1d0 [ 179.174169] rtnetlink_rcv_msg+0x34f/0x8f0 [ 179.178387] ? rtnetlink_put_metrics+0x490/0x490 [ 179.183146] ? find_held_lock+0x36/0x1d0 [ 179.187216] netlink_rcv_skb+0x13e/0x3d0 [ 179.191261] ? lock_downgrade+0x860/0x860 [ 179.195398] ? rtnetlink_put_metrics+0x490/0x490 [ 179.200157] ? netlink_ack+0xa70/0xa70 [ 179.204045] ? netlink_deliver_tap+0x182/0xb00 [ 179.208614] rtnetlink_rcv+0x10/0x20 [ 179.212327] netlink_unicast+0x443/0x650 [ 179.216482] ? netlink_attachskb+0x6c0/0x6c0 [ 179.220873] ? _copy_from_iter_full+0x182/0x720 [ 179.225541] ? __check_object_size+0x1ef/0x310 [ 179.230105] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 179.235634] netlink_sendmsg+0x764/0xc60 [ 179.239777] ? netlink_unicast+0x650/0x650 [ 179.244024] ? apparmor_socket_sendmsg+0x1b/0x20 [ 179.248784] ? netlink_unicast+0x650/0x650 [ 179.253029] sock_sendmsg+0xb5/0xf0 [ 179.256670] ___sys_sendmsg+0x647/0x950 [ 179.260671] ? find_held_lock+0x36/0x1d0 [ 179.264779] ? copy_msghdr_from_user+0x430/0x430 [ 179.269553] ? __fget+0x278/0x400 [ 179.273083] ? kasan_check_read+0x11/0x20 [ 179.277404] ? __fget+0x295/0x400 [ 179.280959] ? expand_files.part.8+0x700/0x700 [ 179.285545] ? __f_unlock_pos+0xd/0x10 [ 179.289598] ? __fget_light+0x174/0x1e0 [ 179.293718] ? __fdget+0xe/0x10 [ 179.297014] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 179.301849] __sys_sendmsg+0xd9/0x180 [ 179.305731] ? __ia32_sys_shutdown+0x70/0x70 [ 179.310269] ? __sb_end_write+0xa4/0xd0 [ 179.314243] ? kasan_check_write+0x14/0x20 [ 179.318525] ? fput+0x18/0x120 [ 179.321730] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.327276] __x64_sys_sendmsg+0x73/0xb0 [ 179.331524] do_syscall_64+0xd0/0x4e0 [ 179.335421] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.341001] RIP: 0033:0x463d89 [ 179.344182] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 179.363656] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 179.371552] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 179.379224] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 179.386606] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 179.394309] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 179.401732] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 179.418782] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 179.446897] FAULT_INJECTION: forcing a failure. [ 179.446897] name failslab, interval 1, probability 0, space 0, times 0 [ 179.460438] CPU: 1 PID: 10991 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 179.468350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.477764] Call Trace: [ 179.480386] dump_stack+0x123/0x171 [ 179.484099] should_fail.cold.4+0x5/0xa [ 179.488853] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 179.494139] ? lock_downgrade+0x860/0x860 [ 179.498381] ? ___might_sleep+0x16b/0x270 [ 179.502761] __should_failslab+0xba/0xf0 [ 179.506978] should_failslab+0x9/0x20 [ 179.510889] kmem_cache_alloc_trace+0x2cb/0x740 [ 179.515561] ? qfq_change_class+0xa93/0x14e0 [ 179.520323] ? qfq_change_class+0xa93/0x14e0 [ 179.524730] ? __local_bh_enable_ip+0x160/0x260 [ 179.529484] qfq_change_class+0xad9/0x14e0 [ 179.533954] ? qfq_delete_class+0x2d0/0x2d0 [ 179.538316] ? nla_parse+0x197/0x280 [ 179.542029] tc_ctl_tclass+0x3e9/0xba0 [ 179.546027] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 179.551126] ? find_held_lock+0x36/0x1d0 [ 179.555460] rtnetlink_rcv_msg+0x34f/0x8f0 [ 179.559701] ? rtnetlink_put_metrics+0x490/0x490 [ 179.564472] ? find_held_lock+0x36/0x1d0 [ 179.568716] netlink_rcv_skb+0x13e/0x3d0 [ 179.572776] ? lock_downgrade+0x860/0x860 [ 179.577035] ? rtnetlink_put_metrics+0x490/0x490 [ 179.581777] ? netlink_ack+0xa70/0xa70 [ 179.585655] ? netlink_deliver_tap+0x182/0xb00 [ 179.590329] rtnetlink_rcv+0x10/0x20 [ 179.594044] netlink_unicast+0x443/0x650 [ 179.598136] ? netlink_attachskb+0x6c0/0x6c0 [ 179.602528] ? _copy_from_iter_full+0x182/0x720 [ 179.607184] ? __check_object_size+0x1ef/0x310 [ 179.611773] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 179.617325] netlink_sendmsg+0x764/0xc60 [ 179.621518] ? netlink_unicast+0x650/0x650 [ 179.625740] ? apparmor_socket_sendmsg+0x1b/0x20 [ 179.630498] ? netlink_unicast+0x650/0x650 [ 179.634759] sock_sendmsg+0xb5/0xf0 [ 179.638392] ___sys_sendmsg+0x647/0x950 [ 179.642360] ? find_held_lock+0x36/0x1d0 [ 179.646427] ? copy_msghdr_from_user+0x430/0x430 [ 179.651191] ? __fget+0x278/0x400 [ 179.654630] ? kasan_check_read+0x11/0x20 [ 179.658882] ? __fget+0x295/0x400 [ 179.662350] ? expand_files.part.8+0x700/0x700 [ 179.667100] ? __f_unlock_pos+0xd/0x10 [ 179.670991] ? __fget_light+0x174/0x1e0 [ 179.675090] ? __fdget+0xe/0x10 [ 179.678360] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 179.683192] __sys_sendmsg+0xd9/0x180 [ 179.686978] ? __ia32_sys_shutdown+0x70/0x70 [ 179.691378] ? __sb_end_write+0xa4/0xd0 [ 179.695346] ? kasan_check_write+0x14/0x20 [ 179.699565] ? fput+0x18/0x120 [ 179.702770] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.708140] __x64_sys_sendmsg+0x73/0xb0 [ 179.712184] do_syscall_64+0xd0/0x4e0 [ 179.715967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 179.721140] RIP: 0033:0x463d89 [ 179.724319] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 179.743950] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 179.751751] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 179.759013] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 179.766388] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 179.773652] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 179.781013] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 179.791352] FAULT_INJECTION: forcing a failure. [ 179.791352] name failslab, interval 1, probability 0, space 0, times 0 [ 179.808671] CPU: 0 PID: 10992 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 179.816584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.825946] Call Trace: [ 179.828537] dump_stack+0x123/0x171 [ 179.832170] should_fail.cold.4+0x5/0xa [ 179.836154] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 179.841475] ? lock_downgrade+0x860/0x860 [ 179.845825] ? ___might_sleep+0x16b/0x270 [ 179.849983] __should_failslab+0xba/0xf0 [ 179.854044] should_failslab+0x9/0x20 [ 179.857846] kmem_cache_alloc_trace+0x2cb/0x740 [ 179.862579] ? qfq_change_class+0xa93/0x14e0 [ 179.866971] ? qfq_change_class+0xa93/0x14e0 [ 179.871380] ? __local_bh_enable_ip+0x160/0x260 [ 179.876105] qfq_change_class+0xad9/0x14e0 [ 179.880360] ? qfq_delete_class+0x2d0/0x2d0 [ 179.884714] ? nla_parse+0x197/0x280 [ 179.888436] tc_ctl_tclass+0x3e9/0xba0 [ 179.892526] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 179.897649] ? find_held_lock+0x36/0x1d0 [ 179.901724] rtnetlink_rcv_msg+0x34f/0x8f0 [ 179.905956] ? rtnetlink_put_metrics+0x490/0x490 [ 179.910838] ? find_held_lock+0x36/0x1d0 [ 179.914897] netlink_rcv_skb+0x13e/0x3d0 [ 179.918963] ? lock_downgrade+0x860/0x860 [ 179.923193] ? rtnetlink_put_metrics+0x490/0x490 [ 179.927943] ? netlink_ack+0xa70/0xa70 [ 179.931852] ? netlink_deliver_tap+0x182/0xb00 [ 179.936425] rtnetlink_rcv+0x10/0x20 [ 179.940382] netlink_unicast+0x443/0x650 [ 179.944447] ? netlink_attachskb+0x6c0/0x6c0 [ 179.948981] ? _copy_from_iter_full+0x182/0x720 [ 179.953659] ? __check_object_size+0x1ef/0x310 [ 179.958236] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 179.963759] netlink_sendmsg+0x764/0xc60 [ 179.967821] ? netlink_unicast+0x650/0x650 [ 179.972041] ? apparmor_socket_sendmsg+0x1b/0x20 [ 179.976817] ? netlink_unicast+0x650/0x650 [ 179.981040] sock_sendmsg+0xb5/0xf0 [ 179.984650] ___sys_sendmsg+0x647/0x950 [ 179.988730] ? find_held_lock+0x36/0x1d0 [ 179.992788] ? copy_msghdr_from_user+0x430/0x430 [ 179.997531] ? __fget+0x278/0x400 [ 180.001037] ? kasan_check_read+0x11/0x20 [ 180.005212] ? __fget+0x295/0x400 [ 180.008667] ? expand_files.part.8+0x700/0x700 [ 180.013256] ? __f_unlock_pos+0xd/0x10 [ 180.017171] ? __fget_light+0x174/0x1e0 [ 180.021159] ? __fdget+0xe/0x10 [ 180.024508] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 180.029336] __sys_sendmsg+0xd9/0x180 [ 180.033137] ? __ia32_sys_shutdown+0x70/0x70 [ 180.037650] ? __sb_end_write+0xa4/0xd0 [ 180.041606] ? kasan_check_write+0x14/0x20 [ 180.045835] ? fput+0x18/0x120 [ 180.049024] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.054461] __x64_sys_sendmsg+0x73/0xb0 [ 180.058521] do_syscall_64+0xd0/0x4e0 [ 180.062313] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.067630] RIP: 0033:0x463d89 [ 180.070809] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 180.089695] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 180.097478] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 180.104736] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 180.111987] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 180.119332] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 180.126615] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 180.135496] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 180.152703] FAULT_INJECTION: forcing a failure. [ 180.152703] name failslab, interval 1, probability 0, space 0, times 0 [ 180.178721] CPU: 0 PID: 11002 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 180.186980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.196356] Call Trace: [ 180.198939] dump_stack+0x123/0x171 [ 180.202572] should_fail.cold.4+0x5/0xa [ 180.206584] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 180.211703] ? lock_downgrade+0x860/0x860 [ 180.215859] ? ___might_sleep+0x16b/0x270 [ 180.220004] __should_failslab+0xba/0xf0 [ 180.224074] should_failslab+0x9/0x20 [ 180.227865] kmem_cache_alloc_trace+0x2cb/0x740 [ 180.232520] ? qfq_change_class+0xa93/0x14e0 [ 180.237103] ? qfq_change_class+0xa93/0x14e0 [ 180.241513] ? __local_bh_enable_ip+0x160/0x260 [ 180.246377] qfq_change_class+0xad9/0x14e0 [ 180.250701] ? qfq_delete_class+0x2d0/0x2d0 [ 180.255021] ? nla_parse+0x197/0x280 [ 180.258727] tc_ctl_tclass+0x3e9/0xba0 [ 180.262688] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 180.268049] ? find_held_lock+0x36/0x1d0 [ 180.272190] rtnetlink_rcv_msg+0x34f/0x8f0 [ 180.276429] ? rtnetlink_put_metrics+0x490/0x490 [ 180.281189] ? find_held_lock+0x36/0x1d0 [ 180.285434] netlink_rcv_skb+0x13e/0x3d0 [ 180.289568] ? lock_downgrade+0x860/0x860 [ 180.293915] ? rtnetlink_put_metrics+0x490/0x490 [ 180.298817] ? netlink_ack+0xa70/0xa70 [ 180.302696] ? netlink_deliver_tap+0x182/0xb00 [ 180.307271] rtnetlink_rcv+0x10/0x20 [ 180.310983] netlink_unicast+0x443/0x650 [ 180.315048] ? netlink_attachskb+0x6c0/0x6c0 [ 180.319456] ? _copy_from_iter_full+0x182/0x720 [ 180.324133] ? __check_object_size+0x1ef/0x310 [ 180.328790] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 180.334446] netlink_sendmsg+0x764/0xc60 [ 180.338528] ? netlink_unicast+0x650/0x650 [ 180.343147] ? apparmor_socket_sendmsg+0x1b/0x20 [ 180.347928] ? netlink_unicast+0x650/0x650 [ 180.352204] sock_sendmsg+0xb5/0xf0 [ 180.356051] ___sys_sendmsg+0x647/0x950 [ 180.360160] ? find_held_lock+0x36/0x1d0 [ 180.364227] ? copy_msghdr_from_user+0x430/0x430 [ 180.369076] ? __fget+0x278/0x400 [ 180.372515] ? kasan_check_read+0x11/0x20 [ 180.376654] ? __fget+0x295/0x400 [ 180.380097] ? expand_files.part.8+0x700/0x700 [ 180.384678] ? __f_unlock_pos+0xd/0x10 [ 180.388550] ? __fget_light+0x174/0x1e0 [ 180.392656] ? __fdget+0xe/0x10 [ 180.396022] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 180.402664] __sys_sendmsg+0xd9/0x180 [ 180.406455] ? __ia32_sys_shutdown+0x70/0x70 [ 180.410875] ? __sb_end_write+0xa4/0xd0 [ 180.414887] ? kasan_check_write+0x14/0x20 [ 180.419420] ? fput+0x18/0x120 [ 180.422631] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.428160] __x64_sys_sendmsg+0x73/0xb0 [ 180.432215] do_syscall_64+0xd0/0x4e0 [ 180.436009] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.441190] RIP: 0033:0x463d89 [ 180.444364] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 180.463522] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 180.471529] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 180.478905] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 180.486443] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 180.493720] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 2021/05/24 20:54:11 executed programs: 389 [ 180.500981] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 180.514152] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 180.541652] FAULT_INJECTION: forcing a failure. [ 180.541652] name failslab, interval 1, probability 0, space 0, times 0 [ 180.554863] CPU: 1 PID: 11012 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 180.562845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.572657] Call Trace: [ 180.575267] dump_stack+0x123/0x171 [ 180.578896] should_fail.cold.4+0x5/0xa [ 180.583147] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 180.588420] ? lock_downgrade+0x860/0x860 [ 180.592851] ? ___might_sleep+0x16b/0x270 [ 180.597488] __should_failslab+0xba/0xf0 [ 180.601552] should_failslab+0x9/0x20 [ 180.605653] kmem_cache_alloc_trace+0x2cb/0x740 [ 180.610572] ? qfq_change_class+0xa93/0x14e0 [ 180.615060] ? qfq_change_class+0xa93/0x14e0 [ 180.619543] ? __local_bh_enable_ip+0x160/0x260 [ 180.624429] qfq_change_class+0xad9/0x14e0 [ 180.628776] ? qfq_delete_class+0x2d0/0x2d0 [ 180.633227] ? nla_parse+0x197/0x280 [ 180.637453] tc_ctl_tclass+0x3e9/0xba0 [ 180.641438] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 180.646553] ? find_held_lock+0x36/0x1d0 [ 180.650874] rtnetlink_rcv_msg+0x34f/0x8f0 [ 180.655102] ? rtnetlink_put_metrics+0x490/0x490 [ 180.659863] ? find_held_lock+0x36/0x1d0 [ 180.664292] netlink_rcv_skb+0x13e/0x3d0 [ 180.668442] ? lock_downgrade+0x860/0x860 [ 180.672583] ? rtnetlink_put_metrics+0x490/0x490 [ 180.677330] ? netlink_ack+0xa70/0xa70 [ 180.681809] ? netlink_deliver_tap+0x182/0xb00 [ 180.686384] rtnetlink_rcv+0x10/0x20 [ 180.690081] netlink_unicast+0x443/0x650 [ 180.694139] ? netlink_attachskb+0x6c0/0x6c0 [ 180.698547] ? _copy_from_iter_full+0x182/0x720 [ 180.703265] ? __check_object_size+0x1ef/0x310 [ 180.707832] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 180.713355] netlink_sendmsg+0x764/0xc60 [ 180.717406] ? netlink_unicast+0x650/0x650 [ 180.721625] ? apparmor_socket_sendmsg+0x1b/0x20 [ 180.726361] ? netlink_unicast+0x650/0x650 [ 180.730577] sock_sendmsg+0xb5/0xf0 [ 180.734187] ___sys_sendmsg+0x647/0x950 [ 180.738165] ? find_held_lock+0x36/0x1d0 [ 180.742208] ? copy_msghdr_from_user+0x430/0x430 [ 180.746954] ? __fget+0x278/0x400 [ 180.750400] ? kasan_check_read+0x11/0x20 [ 180.754548] ? __fget+0x295/0x400 [ 180.758092] ? expand_files.part.8+0x700/0x700 [ 180.762665] ? __f_unlock_pos+0xd/0x10 [ 180.766538] ? __fget_light+0x174/0x1e0 [ 180.770519] ? __fdget+0xe/0x10 [ 180.773782] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 180.779064] __sys_sendmsg+0xd9/0x180 [ 180.783296] ? __ia32_sys_shutdown+0x70/0x70 [ 180.787693] ? __sb_end_write+0xa4/0xd0 [ 180.791653] ? kasan_check_write+0x14/0x20 [ 180.795876] ? fput+0x18/0x120 [ 180.799083] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.804460] __x64_sys_sendmsg+0x73/0xb0 [ 180.808508] do_syscall_64+0xd0/0x4e0 [ 180.812293] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 180.817562] RIP: 0033:0x463d89 [ 180.820969] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 180.840162] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 180.847879] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 180.855151] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 180.862853] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 180.870239] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 180.877516] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 180.891890] FAULT_INJECTION: forcing a failure. [ 180.891890] name failslab, interval 1, probability 0, space 0, times 0 [ 180.909804] CPU: 1 PID: 11026 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 180.917802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.927327] Call Trace: [ 180.929912] dump_stack+0x123/0x171 [ 180.933549] should_fail.cold.4+0x5/0xa [ 180.937555] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 180.942660] ? lock_downgrade+0x860/0x860 [ 180.946835] ? ___might_sleep+0x16b/0x270 [ 180.950988] __should_failslab+0xba/0xf0 [ 180.955160] should_failslab+0x9/0x20 [ 180.958954] kmem_cache_alloc_trace+0x2cb/0x740 [ 180.963637] ? qfq_change_class+0xa93/0x14e0 [ 180.968042] ? qfq_change_class+0xa93/0x14e0 [ 180.972454] ? __local_bh_enable_ip+0x160/0x260 [ 180.977324] qfq_change_class+0xad9/0x14e0 [ 180.981719] ? qfq_delete_class+0x2d0/0x2d0 [ 180.986044] ? nla_parse+0x197/0x280 [ 180.989751] tc_ctl_tclass+0x3e9/0xba0 [ 180.995629] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 181.000734] ? find_held_lock+0x36/0x1d0 [ 181.004915] rtnetlink_rcv_msg+0x34f/0x8f0 [ 181.009158] ? rtnetlink_put_metrics+0x490/0x490 [ 181.014075] ? find_held_lock+0x36/0x1d0 [ 181.018128] netlink_rcv_skb+0x13e/0x3d0 [ 181.022173] ? lock_downgrade+0x860/0x860 [ 181.026303] ? rtnetlink_put_metrics+0x490/0x490 [ 181.031041] ? netlink_ack+0xa70/0xa70 [ 181.035016] ? netlink_deliver_tap+0x182/0xb00 [ 181.039786] rtnetlink_rcv+0x10/0x20 [ 181.043500] netlink_unicast+0x443/0x650 [ 181.047646] ? netlink_attachskb+0x6c0/0x6c0 [ 181.052061] ? _copy_from_iter_full+0x182/0x720 [ 181.056726] ? __check_object_size+0x1ef/0x310 [ 181.061471] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 181.067095] netlink_sendmsg+0x764/0xc60 [ 181.071158] ? netlink_unicast+0x650/0x650 [ 181.075770] ? apparmor_socket_sendmsg+0x1b/0x20 [ 181.080515] ? netlink_unicast+0x650/0x650 [ 181.084738] sock_sendmsg+0xb5/0xf0 [ 181.088472] ___sys_sendmsg+0x647/0x950 [ 181.092608] ? find_held_lock+0x36/0x1d0 [ 181.096659] ? copy_msghdr_from_user+0x430/0x430 [ 181.101422] ? __fget+0x278/0x400 [ 181.104917] ? kasan_check_read+0x11/0x20 [ 181.109057] ? __fget+0x295/0x400 [ 181.112518] ? expand_files.part.8+0x700/0x700 [ 181.117098] ? __f_unlock_pos+0xd/0x10 [ 181.121004] ? __fget_light+0x174/0x1e0 [ 181.124978] ? __fdget+0xe/0x10 [ 181.128368] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 181.133208] __sys_sendmsg+0xd9/0x180 [ 181.136994] ? __ia32_sys_shutdown+0x70/0x70 [ 181.141534] ? __sb_end_write+0xa4/0xd0 [ 181.145550] ? kasan_check_write+0x14/0x20 [ 181.149780] ? fput+0x18/0x120 [ 181.153060] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.158519] __x64_sys_sendmsg+0x73/0xb0 [ 181.162572] do_syscall_64+0xd0/0x4e0 [ 181.166376] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.171562] RIP: 0033:0x463d89 [ 181.174737] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 181.193948] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 181.201665] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 181.209073] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 181.216338] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 181.223781] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 181.231043] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 181.263093] FAULT_INJECTION: forcing a failure. [ 181.263093] name failslab, interval 1, probability 0, space 0, times 0 [ 181.281388] CPU: 0 PID: 11036 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 181.289472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.298919] Call Trace: [ 181.301495] dump_stack+0x123/0x171 [ 181.305143] should_fail.cold.4+0x5/0xa [ 181.309115] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 181.314224] ? lock_downgrade+0x860/0x860 [ 181.318380] ? ___might_sleep+0x16b/0x270 [ 181.322643] __should_failslab+0xba/0xf0 [ 181.326711] should_failslab+0x9/0x20 [ 181.330582] kmem_cache_alloc_trace+0x2cb/0x740 [ 181.335292] ? qfq_change_class+0xa93/0x14e0 [ 181.339710] ? __local_bh_enable_ip+0x160/0x260 [ 181.344372] qfq_change_class+0xad9/0x14e0 [ 181.348627] ? qfq_delete_class+0x2d0/0x2d0 [ 181.353260] ? nla_parse+0x197/0x280 [ 181.357089] tc_ctl_tclass+0x3e9/0xba0 [ 181.360977] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 181.366087] ? find_held_lock+0x36/0x1d0 [ 181.370284] rtnetlink_rcv_msg+0x34f/0x8f0 [ 181.374969] ? rtnetlink_put_metrics+0x490/0x490 [ 181.379942] ? find_held_lock+0x36/0x1d0 [ 181.384027] netlink_rcv_skb+0x13e/0x3d0 [ 181.388078] ? lock_downgrade+0x860/0x860 [ 181.392233] ? rtnetlink_put_metrics+0x490/0x490 [ 181.396988] ? netlink_ack+0xa70/0xa70 [ 181.400881] ? netlink_deliver_tap+0x182/0xb00 [ 181.405483] rtnetlink_rcv+0x10/0x20 [ 181.409329] netlink_unicast+0x443/0x650 [ 181.413426] ? netlink_attachskb+0x6c0/0x6c0 [ 181.417930] ? _copy_from_iter_full+0x182/0x720 [ 181.422588] ? __check_object_size+0x1ef/0x310 [ 181.427246] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 181.432870] netlink_sendmsg+0x764/0xc60 [ 181.436932] ? netlink_unicast+0x650/0x650 [ 181.441320] ? apparmor_socket_sendmsg+0x1b/0x20 [ 181.446077] ? netlink_unicast+0x650/0x650 [ 181.450585] sock_sendmsg+0xb5/0xf0 [ 181.454252] ___sys_sendmsg+0x647/0x950 [ 181.458229] ? find_held_lock+0x36/0x1d0 [ 181.462730] ? copy_msghdr_from_user+0x430/0x430 [ 181.467605] ? __fget+0x278/0x400 [ 181.471068] ? kasan_check_read+0x11/0x20 [ 181.475203] ? __fget+0x295/0x400 [ 181.478682] ? expand_files.part.8+0x700/0x700 [ 181.483278] ? __f_unlock_pos+0xd/0x10 [ 181.487246] ? __fget_light+0x174/0x1e0 [ 181.491226] ? __fdget+0xe/0x10 [ 181.494752] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 181.499582] __sys_sendmsg+0xd9/0x180 [ 181.503464] ? __ia32_sys_shutdown+0x70/0x70 [ 181.507966] ? __sb_end_write+0xa4/0xd0 [ 181.512626] ? kasan_check_write+0x14/0x20 [ 181.516853] ? fput+0x18/0x120 [ 181.520057] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.525417] __x64_sys_sendmsg+0x73/0xb0 [ 181.529675] do_syscall_64+0xd0/0x4e0 [ 181.533569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.538769] RIP: 0033:0x463d89 [ 181.541946] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 181.560951] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 181.568653] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 181.575912] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 181.583164] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 181.590504] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 181.597784] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 181.618852] FAULT_INJECTION: forcing a failure. [ 181.618852] name failslab, interval 1, probability 0, space 0, times 0 [ 181.641502] CPU: 1 PID: 11042 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 181.649421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.658822] Call Trace: [ 181.661433] dump_stack+0x123/0x171 [ 181.665048] should_fail.cold.4+0x5/0xa [ 181.669015] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 181.674123] ? lock_downgrade+0x860/0x860 [ 181.678265] ? ___might_sleep+0x16b/0x270 [ 181.682417] __should_failslab+0xba/0xf0 [ 181.686464] should_failslab+0x9/0x20 [ 181.690262] kmem_cache_alloc_trace+0x2cb/0x740 [ 181.694913] ? qfq_change_class+0xa93/0x14e0 [ 181.699390] ? qfq_change_class+0xa93/0x14e0 [ 181.703781] ? __local_bh_enable_ip+0x160/0x260 [ 181.708436] qfq_change_class+0xad9/0x14e0 [ 181.712715] ? qfq_delete_class+0x2d0/0x2d0 [ 181.717113] ? nla_parse+0x197/0x280 [ 181.721136] tc_ctl_tclass+0x3e9/0xba0 [ 181.725018] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 181.730257] ? find_held_lock+0x36/0x1d0 [ 181.734348] rtnetlink_rcv_msg+0x34f/0x8f0 [ 181.738652] ? rtnetlink_put_metrics+0x490/0x490 [ 181.743481] ? find_held_lock+0x36/0x1d0 [ 181.747656] netlink_rcv_skb+0x13e/0x3d0 [ 181.751703] ? lock_downgrade+0x860/0x860 [ 181.755852] ? rtnetlink_put_metrics+0x490/0x490 [ 181.760613] ? netlink_ack+0xa70/0xa70 [ 181.764495] ? netlink_deliver_tap+0x182/0xb00 [ 181.769065] rtnetlink_rcv+0x10/0x20 [ 181.772787] netlink_unicast+0x443/0x650 [ 181.776848] ? netlink_attachskb+0x6c0/0x6c0 [ 181.781406] ? _copy_from_iter_full+0x182/0x720 [ 181.786190] ? __check_object_size+0x1ef/0x310 [ 181.791113] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 181.796750] netlink_sendmsg+0x764/0xc60 [ 181.800819] ? netlink_unicast+0x650/0x650 [ 181.805036] ? apparmor_socket_sendmsg+0x1b/0x20 [ 181.809894] ? netlink_unicast+0x650/0x650 [ 181.814112] sock_sendmsg+0xb5/0xf0 [ 181.817726] ___sys_sendmsg+0x647/0x950 [ 181.821872] ? find_held_lock+0x36/0x1d0 [ 181.825935] ? copy_msghdr_from_user+0x430/0x430 [ 181.830794] ? __fget+0x278/0x400 [ 181.834237] ? kasan_check_read+0x11/0x20 [ 181.838428] ? __fget+0x295/0x400 [ 181.841865] ? expand_files.part.8+0x700/0x700 [ 181.846439] ? __f_unlock_pos+0xd/0x10 [ 181.850313] ? __fget_light+0x174/0x1e0 [ 181.854505] ? __fdget+0xe/0x10 [ 181.857872] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 181.862705] __sys_sendmsg+0xd9/0x180 [ 181.866529] ? __ia32_sys_shutdown+0x70/0x70 [ 181.870927] ? __sb_end_write+0xa4/0xd0 [ 181.874910] ? kasan_check_write+0x14/0x20 [ 181.879234] ? fput+0x18/0x120 [ 181.882419] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.887779] __x64_sys_sendmsg+0x73/0xb0 [ 181.891899] do_syscall_64+0xd0/0x4e0 [ 181.895694] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 181.901077] RIP: 0033:0x463d89 [ 181.904274] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 181.923276] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 181.930978] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 181.938265] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 181.945716] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 181.952980] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 181.960227] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 181.981999] FAULT_INJECTION: forcing a failure. [ 181.981999] name failslab, interval 1, probability 0, space 0, times 0 [ 182.000185] CPU: 1 PID: 11052 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 182.008203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.017559] Call Trace: [ 182.020150] dump_stack+0x123/0x171 [ 182.023861] should_fail.cold.4+0x5/0xa [ 182.027920] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 182.033005] ? lock_downgrade+0x860/0x860 [ 182.037144] ? ___might_sleep+0x16b/0x270 [ 182.041286] __should_failslab+0xba/0xf0 [ 182.045359] should_failslab+0x9/0x20 [ 182.049145] kmem_cache_alloc_trace+0x2cb/0x740 [ 182.053893] ? qfq_change_class+0xa93/0x14e0 [ 182.058286] ? qfq_change_class+0xa93/0x14e0 [ 182.062708] ? __local_bh_enable_ip+0x160/0x260 [ 182.067369] qfq_change_class+0xad9/0x14e0 [ 182.071620] ? qfq_delete_class+0x2d0/0x2d0 [ 182.076200] ? nla_parse+0x197/0x280 [ 182.079895] tc_ctl_tclass+0x3e9/0xba0 [ 182.083847] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 182.088962] ? find_held_lock+0x36/0x1d0 [ 182.093031] rtnetlink_rcv_msg+0x34f/0x8f0 [ 182.097352] ? rtnetlink_put_metrics+0x490/0x490 [ 182.102098] ? find_held_lock+0x36/0x1d0 [ 182.106139] netlink_rcv_skb+0x13e/0x3d0 [ 182.110187] ? lock_downgrade+0x860/0x860 [ 182.114349] ? rtnetlink_put_metrics+0x490/0x490 [ 182.119093] ? netlink_ack+0xa70/0xa70 [ 182.123143] ? netlink_deliver_tap+0x182/0xb00 [ 182.127723] rtnetlink_rcv+0x10/0x20 [ 182.131451] netlink_unicast+0x443/0x650 [ 182.135499] ? netlink_attachskb+0x6c0/0x6c0 [ 182.139889] ? _copy_from_iter_full+0x182/0x720 [ 182.144573] ? __check_object_size+0x1ef/0x310 [ 182.149514] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 182.155189] netlink_sendmsg+0x764/0xc60 [ 182.159250] ? netlink_unicast+0x650/0x650 [ 182.163653] ? apparmor_socket_sendmsg+0x1b/0x20 [ 182.168407] ? netlink_unicast+0x650/0x650 [ 182.172643] sock_sendmsg+0xb5/0xf0 [ 182.176258] ___sys_sendmsg+0x647/0x950 [ 182.180227] ? find_held_lock+0x36/0x1d0 [ 182.184268] ? copy_msghdr_from_user+0x430/0x430 [ 182.189011] ? __fget+0x278/0x400 [ 182.192452] ? kasan_check_read+0x11/0x20 [ 182.196595] ? __fget+0x295/0x400 [ 182.200140] ? expand_files.part.8+0x700/0x700 [ 182.204701] ? __f_unlock_pos+0xd/0x10 [ 182.208595] ? __fget_light+0x174/0x1e0 [ 182.212561] ? __fdget+0xe/0x10 [ 182.216081] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 182.221001] __sys_sendmsg+0xd9/0x180 [ 182.224793] ? __ia32_sys_shutdown+0x70/0x70 [ 182.229230] ? __sb_end_write+0xa4/0xd0 [ 182.233222] ? kasan_check_write+0x14/0x20 [ 182.237793] ? fput+0x18/0x120 [ 182.240982] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.246615] __x64_sys_sendmsg+0x73/0xb0 [ 182.251020] do_syscall_64+0xd0/0x4e0 [ 182.254809] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.260132] RIP: 0033:0x463d89 [ 182.263420] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 182.282324] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 182.290025] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 182.297466] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 182.304734] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 182.312333] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 182.319614] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 182.333533] nla_parse: 4 callbacks suppressed [ 182.333537] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 182.374453] FAULT_INJECTION: forcing a failure. [ 182.374453] name failslab, interval 1, probability 0, space 0, times 0 [ 182.386425] CPU: 1 PID: 11062 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 182.394316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.404451] Call Trace: [ 182.407063] dump_stack+0x123/0x171 [ 182.410683] should_fail.cold.4+0x5/0xa [ 182.414678] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 182.419783] ? lock_downgrade+0x860/0x860 [ 182.423913] ? ___might_sleep+0x16b/0x270 [ 182.428048] __should_failslab+0xba/0xf0 [ 182.432094] should_failslab+0x9/0x20 [ 182.435973] kmem_cache_alloc_trace+0x2cb/0x740 [ 182.440633] ? qfq_change_class+0xa93/0x14e0 [ 182.445054] ? qfq_change_class+0xa93/0x14e0 [ 182.449452] ? __local_bh_enable_ip+0x160/0x260 [ 182.454292] qfq_change_class+0xad9/0x14e0 [ 182.458551] ? qfq_delete_class+0x2d0/0x2d0 [ 182.462870] ? nla_parse+0x197/0x280 [ 182.466577] tc_ctl_tclass+0x3e9/0xba0 [ 182.470469] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 182.475817] ? find_held_lock+0x36/0x1d0 [ 182.479967] rtnetlink_rcv_msg+0x34f/0x8f0 [ 182.484199] ? rtnetlink_put_metrics+0x490/0x490 [ 182.488937] ? find_held_lock+0x36/0x1d0 [ 182.492990] netlink_rcv_skb+0x13e/0x3d0 [ 182.497275] ? lock_downgrade+0x860/0x860 [ 182.501428] ? rtnetlink_put_metrics+0x490/0x490 [ 182.506166] ? netlink_ack+0xa70/0xa70 [ 182.510033] ? netlink_deliver_tap+0x182/0xb00 [ 182.514613] rtnetlink_rcv+0x10/0x20 [ 182.518321] netlink_unicast+0x443/0x650 [ 182.522386] ? netlink_attachskb+0x6c0/0x6c0 [ 182.526778] ? _copy_from_iter_full+0x182/0x720 [ 182.531493] ? __check_object_size+0x1ef/0x310 [ 182.536178] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 182.541704] netlink_sendmsg+0x764/0xc60 [ 182.545763] ? netlink_unicast+0x650/0x650 [ 182.550014] ? apparmor_socket_sendmsg+0x1b/0x20 [ 182.554856] ? netlink_unicast+0x650/0x650 [ 182.559356] sock_sendmsg+0xb5/0xf0 [ 182.562981] ___sys_sendmsg+0x647/0x950 [ 182.566947] ? find_held_lock+0x36/0x1d0 [ 182.571053] ? copy_msghdr_from_user+0x430/0x430 [ 182.575803] ? __fget+0x278/0x400 [ 182.579243] ? kasan_check_read+0x11/0x20 [ 182.583461] ? __fget+0x295/0x400 [ 182.586912] ? expand_files.part.8+0x700/0x700 [ 182.591479] ? __f_unlock_pos+0xd/0x10 [ 182.595366] ? __fget_light+0x174/0x1e0 [ 182.599369] ? __fdget+0xe/0x10 [ 182.602637] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 182.607721] __sys_sendmsg+0xd9/0x180 [ 182.611515] ? __ia32_sys_shutdown+0x70/0x70 [ 182.615904] ? __sb_end_write+0xa4/0xd0 [ 182.619872] ? kasan_check_write+0x14/0x20 [ 182.624087] ? fput+0x18/0x120 [ 182.627321] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.632792] __x64_sys_sendmsg+0x73/0xb0 [ 182.636956] do_syscall_64+0xd0/0x4e0 [ 182.640773] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.645944] RIP: 0033:0x463d89 [ 182.649115] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 182.668118] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 182.676177] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 182.683566] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 182.690837] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 182.698195] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 182.705647] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 182.716318] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 182.745644] FAULT_INJECTION: forcing a failure. [ 182.745644] name failslab, interval 1, probability 0, space 0, times 0 [ 182.764410] CPU: 0 PID: 11072 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 182.772396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.781884] Call Trace: [ 182.784592] dump_stack+0x123/0x171 [ 182.788321] should_fail.cold.4+0x5/0xa [ 182.792309] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 182.797422] ? lock_downgrade+0x860/0x860 [ 182.801566] ? ___might_sleep+0x16b/0x270 [ 182.805731] __should_failslab+0xba/0xf0 [ 182.809781] should_failslab+0x9/0x20 [ 182.813568] kmem_cache_alloc_trace+0x2cb/0x740 [ 182.818223] ? qfq_change_class+0xa93/0x14e0 [ 182.822617] ? qfq_change_class+0xa93/0x14e0 [ 182.827012] ? __local_bh_enable_ip+0x160/0x260 [ 182.831676] qfq_change_class+0xad9/0x14e0 [ 182.835906] ? qfq_delete_class+0x2d0/0x2d0 [ 182.840220] ? nla_parse+0x197/0x280 [ 182.843934] tc_ctl_tclass+0x3e9/0xba0 [ 182.847827] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 182.853088] ? find_held_lock+0x36/0x1d0 [ 182.857274] rtnetlink_rcv_msg+0x34f/0x8f0 [ 182.864225] ? rtnetlink_put_metrics+0x490/0x490 [ 182.869165] ? find_held_lock+0x36/0x1d0 [ 182.873265] netlink_rcv_skb+0x13e/0x3d0 [ 182.877444] ? lock_downgrade+0x860/0x860 [ 182.881665] ? rtnetlink_put_metrics+0x490/0x490 [ 182.886409] ? netlink_ack+0xa70/0xa70 [ 182.890302] ? netlink_deliver_tap+0x182/0xb00 [ 182.894888] rtnetlink_rcv+0x10/0x20 [ 182.898602] netlink_unicast+0x443/0x650 [ 182.902754] ? netlink_attachskb+0x6c0/0x6c0 [ 182.907191] ? _copy_from_iter_full+0x182/0x720 [ 182.911848] ? __check_object_size+0x1ef/0x310 [ 182.916413] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 182.922053] netlink_sendmsg+0x764/0xc60 [ 182.922064] ? netlink_unicast+0x650/0x650 [ 182.922073] ? apparmor_socket_sendmsg+0x1b/0x20 [ 182.922079] ? netlink_unicast+0x650/0x650 [ 182.922086] sock_sendmsg+0xb5/0xf0 [ 182.922092] ___sys_sendmsg+0x647/0x950 [ 182.922099] ? find_held_lock+0x36/0x1d0 [ 182.922106] ? copy_msghdr_from_user+0x430/0x430 [ 182.922114] ? __fget+0x278/0x400 [ 182.922123] ? kasan_check_read+0x11/0x20 [ 182.922130] ? __fget+0x295/0x400 [ 182.922138] ? expand_files.part.8+0x700/0x700 [ 182.922144] ? __f_unlock_pos+0xd/0x10 [ 182.922152] ? __fget_light+0x174/0x1e0 [ 182.922158] ? __fdget+0xe/0x10 [ 182.922164] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 182.922170] __sys_sendmsg+0xd9/0x180 [ 182.990983] ? __ia32_sys_shutdown+0x70/0x70 [ 182.995386] ? __sb_end_write+0xa4/0xd0 [ 182.999350] ? kasan_check_write+0x14/0x20 [ 183.003570] ? fput+0x18/0x120 [ 183.006752] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.012114] __x64_sys_sendmsg+0x73/0xb0 [ 183.016163] do_syscall_64+0xd0/0x4e0 [ 183.019965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.025227] RIP: 0033:0x463d89 [ 183.028401] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 183.047828] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 183.055534] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 183.062888] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 183.070160] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 183.077607] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 183.084875] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 183.100098] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 183.117018] FAULT_INJECTION: forcing a failure. [ 183.117018] name failslab, interval 1, probability 0, space 0, times 0 [ 183.131598] CPU: 1 PID: 11082 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 183.139772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.149235] Call Trace: [ 183.151862] dump_stack+0x123/0x171 [ 183.155503] should_fail.cold.4+0x5/0xa [ 183.159461] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 183.164576] ? lock_downgrade+0x860/0x860 [ 183.168727] ? ___might_sleep+0x16b/0x270 [ 183.172872] __should_failslab+0xba/0xf0 [ 183.176929] should_failslab+0x9/0x20 [ 183.180768] kmem_cache_alloc_trace+0x2cb/0x740 [ 183.185531] ? qfq_change_class+0xa93/0x14e0 [ 183.189924] ? qfq_change_class+0xa93/0x14e0 [ 183.194344] ? __local_bh_enable_ip+0x160/0x260 [ 183.199170] qfq_change_class+0xad9/0x14e0 [ 183.203394] ? qfq_delete_class+0x2d0/0x2d0 [ 183.207717] ? nla_parse+0x197/0x280 [ 183.211430] tc_ctl_tclass+0x3e9/0xba0 [ 183.215303] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 183.220657] ? find_held_lock+0x36/0x1d0 [ 183.224822] rtnetlink_rcv_msg+0x34f/0x8f0 [ 183.229060] ? rtnetlink_put_metrics+0x490/0x490 [ 183.233808] ? find_held_lock+0x36/0x1d0 [ 183.237874] netlink_rcv_skb+0x13e/0x3d0 [ 183.241964] ? lock_downgrade+0x860/0x860 [ 183.246113] ? rtnetlink_put_metrics+0x490/0x490 [ 183.250882] ? netlink_ack+0xa70/0xa70 [ 183.254755] ? netlink_deliver_tap+0x182/0xb00 [ 183.259416] rtnetlink_rcv+0x10/0x20 [ 183.263114] netlink_unicast+0x443/0x650 [ 183.267168] ? netlink_attachskb+0x6c0/0x6c0 [ 183.271564] ? _copy_from_iter_full+0x182/0x720 [ 183.276415] ? __check_object_size+0x1ef/0x310 [ 183.280994] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 183.286533] netlink_sendmsg+0x764/0xc60 [ 183.290581] ? netlink_unicast+0x650/0x650 [ 183.294937] ? apparmor_socket_sendmsg+0x1b/0x20 [ 183.299679] ? netlink_unicast+0x650/0x650 [ 183.303908] sock_sendmsg+0xb5/0xf0 [ 183.307520] ___sys_sendmsg+0x647/0x950 [ 183.311496] ? find_held_lock+0x36/0x1d0 [ 183.316792] ? copy_msghdr_from_user+0x430/0x430 [ 183.321556] ? __fget+0x278/0x400 [ 183.325009] ? kasan_check_read+0x11/0x20 [ 183.329151] ? __fget+0x295/0x400 [ 183.332607] ? expand_files.part.8+0x700/0x700 [ 183.337186] ? __f_unlock_pos+0xd/0x10 [ 183.341086] ? __fget_light+0x174/0x1e0 [ 183.345274] ? __fdget+0xe/0x10 [ 183.348567] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 183.353407] __sys_sendmsg+0xd9/0x180 [ 183.357195] ? __ia32_sys_shutdown+0x70/0x70 [ 183.361613] ? __sb_end_write+0xa4/0xd0 [ 183.365580] ? kasan_check_write+0x14/0x20 [ 183.369814] ? fput+0x18/0x120 [ 183.373115] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.378678] __x64_sys_sendmsg+0x73/0xb0 [ 183.382743] do_syscall_64+0xd0/0x4e0 [ 183.386537] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.391736] RIP: 0033:0x463d89 [ 183.394921] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 183.414020] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 183.421725] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 183.428983] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 183.436255] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 183.443517] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 183.450922] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 183.462521] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 183.495724] FAULT_INJECTION: forcing a failure. [ 183.495724] name failslab, interval 1, probability 0, space 0, times 0 [ 183.507100] CPU: 0 PID: 11092 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 183.515114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.524704] Call Trace: [ 183.528188] dump_stack+0x123/0x171 [ 183.531937] should_fail.cold.4+0x5/0xa [ 183.535920] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 183.541030] ? lock_downgrade+0x860/0x860 [ 183.545179] ? ___might_sleep+0x16b/0x270 [ 183.549336] __should_failslab+0xba/0xf0 [ 183.553422] should_failslab+0x9/0x20 [ 183.557294] kmem_cache_alloc_trace+0x2cb/0x740 [ 183.561961] ? qfq_change_class+0xa93/0x14e0 [ 183.566449] ? qfq_change_class+0xa93/0x14e0 [ 183.570880] ? __local_bh_enable_ip+0x160/0x260 [ 183.575673] qfq_change_class+0xad9/0x14e0 [ 183.579911] ? qfq_delete_class+0x2d0/0x2d0 [ 183.584221] ? nla_parse+0x197/0x280 [ 183.587977] tc_ctl_tclass+0x3e9/0xba0 [ 183.591868] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 183.596995] ? find_held_lock+0x36/0x1d0 [ 183.601177] rtnetlink_rcv_msg+0x34f/0x8f0 [ 183.605447] ? rtnetlink_put_metrics+0x490/0x490 [ 183.610203] ? find_held_lock+0x36/0x1d0 [ 183.614270] netlink_rcv_skb+0x13e/0x3d0 [ 183.618327] ? lock_downgrade+0x860/0x860 [ 183.622549] ? rtnetlink_put_metrics+0x490/0x490 [ 183.627287] ? netlink_ack+0xa70/0xa70 [ 183.631165] ? netlink_deliver_tap+0x182/0xb00 [ 183.635760] rtnetlink_rcv+0x10/0x20 [ 183.639485] netlink_unicast+0x443/0x650 [ 183.643542] ? netlink_attachskb+0x6c0/0x6c0 [ 183.647941] ? _copy_from_iter_full+0x182/0x720 [ 183.652609] ? __check_object_size+0x1ef/0x310 [ 183.657203] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 183.662761] netlink_sendmsg+0x764/0xc60 [ 183.666872] ? netlink_unicast+0x650/0x650 [ 183.671100] ? apparmor_socket_sendmsg+0x1b/0x20 [ 183.675849] ? netlink_unicast+0x650/0x650 [ 183.680101] sock_sendmsg+0xb5/0xf0 [ 183.683733] ___sys_sendmsg+0x647/0x950 [ 183.687697] ? find_held_lock+0x36/0x1d0 [ 183.691748] ? copy_msghdr_from_user+0x430/0x430 [ 183.696514] ? __fget+0x278/0x400 [ 183.699955] ? kasan_check_read+0x11/0x20 [ 183.704175] ? __fget+0x295/0x400 [ 183.707632] ? expand_files.part.8+0x700/0x700 [ 183.712306] ? __f_unlock_pos+0xd/0x10 [ 183.716217] ? __fget_light+0x174/0x1e0 [ 183.720177] ? __fdget+0xe/0x10 [ 183.723460] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 183.728292] __sys_sendmsg+0xd9/0x180 [ 183.732088] ? __ia32_sys_shutdown+0x70/0x70 [ 183.736488] ? __sb_end_write+0xa4/0xd0 [ 183.740463] ? kasan_check_write+0x14/0x20 [ 183.744774] ? fput+0x18/0x120 [ 183.747975] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.753431] __x64_sys_sendmsg+0x73/0xb0 [ 183.757609] do_syscall_64+0xd0/0x4e0 [ 183.761439] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.766707] RIP: 0033:0x463d89 [ 183.769883] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 183.790206] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 183.797964] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 183.805353] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 183.812633] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 183.819977] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 183.827326] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 183.837348] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 183.852954] FAULT_INJECTION: forcing a failure. [ 183.852954] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 183.864779] CPU: 0 PID: 11102 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 183.872667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.882226] Call Trace: [ 183.884836] dump_stack+0x123/0x171 [ 183.888476] should_fail.cold.4+0x5/0xa [ 183.892457] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 183.897571] ? save_stack+0xa9/0xd0 [ 183.901206] __alloc_pages_nodemask+0x1d5/0x710 [ 183.905885] ? __alloc_pages_slowpath+0x2560/0x2560 [ 183.910908] cache_grow_begin+0x91/0x8d0 [ 183.914959] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 183.920137] kmem_cache_alloc_node_trace+0x665/0x730 [ 183.925240] __kmalloc_node+0x3c/0x70 [ 183.929034] qdisc_alloc+0xb1/0x9a0 [ 183.932665] ? kmem_cache_alloc_trace+0x347/0x740 [ 183.937505] qdisc_create_dflt+0x5e/0x1a0 [ 183.941664] qfq_change_class+0x6ae/0x14e0 [ 183.945892] ? security_capable+0x58/0xa0 [ 183.950034] ? qfq_delete_class+0x2d0/0x2d0 [ 183.954353] ? nla_parse+0x197/0x280 [ 183.958056] tc_ctl_tclass+0x3e9/0xba0 [ 183.961937] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 183.967032] ? find_held_lock+0x36/0x1d0 [ 183.971160] rtnetlink_rcv_msg+0x34f/0x8f0 [ 183.975488] ? rtnetlink_put_metrics+0x490/0x490 [ 183.980259] ? find_held_lock+0x36/0x1d0 [ 183.984342] netlink_rcv_skb+0x13e/0x3d0 [ 183.988596] ? lock_downgrade+0x860/0x860 [ 183.992744] ? rtnetlink_put_metrics+0x490/0x490 [ 183.997597] ? netlink_ack+0xa70/0xa70 [ 184.001491] ? netlink_deliver_tap+0x182/0xb00 [ 184.006094] rtnetlink_rcv+0x10/0x20 [ 184.009820] netlink_unicast+0x443/0x650 [ 184.013875] ? netlink_attachskb+0x6c0/0x6c0 [ 184.018313] ? _copy_from_iter_full+0x182/0x720 [ 184.022992] ? __check_object_size+0x1ef/0x310 [ 184.027569] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 184.033107] netlink_sendmsg+0x764/0xc60 [ 184.037207] ? netlink_unicast+0x650/0x650 [ 184.041721] ? apparmor_socket_sendmsg+0x1b/0x20 [ 184.046480] ? netlink_unicast+0x650/0x650 [ 184.050705] sock_sendmsg+0xb5/0xf0 [ 184.054344] ___sys_sendmsg+0x647/0x950 [ 184.058325] ? find_held_lock+0x36/0x1d0 [ 184.062409] ? copy_msghdr_from_user+0x430/0x430 [ 184.067166] ? __fget+0x278/0x400 [ 184.070615] ? kasan_check_read+0x11/0x20 [ 184.074752] ? __fget+0x295/0x400 [ 184.078193] ? expand_files.part.8+0x700/0x700 [ 184.082769] ? __f_unlock_pos+0xd/0x10 [ 184.086654] ? __fget_light+0x174/0x1e0 [ 184.090698] ? __fdget+0xe/0x10 [ 184.094003] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 184.098886] __sys_sendmsg+0xd9/0x180 [ 184.102682] ? __ia32_sys_shutdown+0x70/0x70 [ 184.107083] ? __sb_end_write+0xa4/0xd0 [ 184.111050] ? kasan_check_write+0x14/0x20 [ 184.115271] ? fput+0x18/0x120 [ 184.118450] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.123804] __x64_sys_sendmsg+0x73/0xb0 [ 184.127859] do_syscall_64+0xd0/0x4e0 [ 184.131659] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.136839] RIP: 0033:0x463d89 [ 184.140012] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 184.158915] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 184.166609] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 184.173869] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 184.181128] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 184.188389] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 184.195721] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 184.211368] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 184.232486] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 184.248404] FAULT_INJECTION: forcing a failure. [ 184.248404] name failslab, interval 1, probability 0, space 0, times 0 [ 184.260857] CPU: 0 PID: 11120 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 184.268834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.278175] Call Trace: [ 184.280746] dump_stack+0x123/0x171 [ 184.284355] should_fail.cold.4+0x5/0xa [ 184.288309] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 184.293406] ? lock_downgrade+0x860/0x860 [ 184.297532] ? ___might_sleep+0x16b/0x270 [ 184.301666] __should_failslab+0xba/0xf0 [ 184.305728] should_failslab+0x9/0x20 [ 184.309645] kmem_cache_alloc_trace+0x2cb/0x740 [ 184.314300] ? qfq_change_class+0xa93/0x14e0 [ 184.318702] ? qfq_change_class+0xa93/0x14e0 [ 184.323225] ? __local_bh_enable_ip+0x160/0x260 [ 184.328000] qfq_change_class+0xad9/0x14e0 [ 184.332224] ? qfq_delete_class+0x2d0/0x2d0 [ 184.336530] ? nla_parse+0x197/0x280 [ 184.340253] tc_ctl_tclass+0x3e9/0xba0 [ 184.344166] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 184.349414] ? find_held_lock+0x36/0x1d0 [ 184.353476] rtnetlink_rcv_msg+0x34f/0x8f0 [ 184.357705] ? rtnetlink_put_metrics+0x490/0x490 [ 184.362441] ? find_held_lock+0x36/0x1d0 [ 184.366503] netlink_rcv_skb+0x13e/0x3d0 [ 184.370558] ? lock_downgrade+0x860/0x860 [ 184.374690] ? rtnetlink_put_metrics+0x490/0x490 [ 184.379582] ? netlink_ack+0xa70/0xa70 [ 184.383580] ? netlink_deliver_tap+0x182/0xb00 [ 184.388149] rtnetlink_rcv+0x10/0x20 [ 184.391864] netlink_unicast+0x443/0x650 [ 184.395905] ? netlink_attachskb+0x6c0/0x6c0 [ 184.400631] ? _copy_from_iter_full+0x182/0x720 [ 184.405349] ? __check_object_size+0x1ef/0x310 [ 184.410001] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 184.415537] netlink_sendmsg+0x764/0xc60 [ 184.419593] ? netlink_unicast+0x650/0x650 [ 184.423828] ? apparmor_socket_sendmsg+0x1b/0x20 [ 184.428562] ? netlink_unicast+0x650/0x650 [ 184.432776] sock_sendmsg+0xb5/0xf0 [ 184.436381] ___sys_sendmsg+0x647/0x950 [ 184.440373] ? find_held_lock+0x36/0x1d0 [ 184.444412] ? copy_msghdr_from_user+0x430/0x430 [ 184.449145] ? __fget+0x278/0x400 [ 184.452579] ? kasan_check_read+0x11/0x20 [ 184.456708] ? __fget+0x295/0x400 [ 184.460141] ? expand_files.part.8+0x700/0x700 [ 184.464702] ? __f_unlock_pos+0xd/0x10 [ 184.468569] ? __fget_light+0x174/0x1e0 [ 184.472523] ? __fdget+0xe/0x10 [ 184.475804] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 184.480627] __sys_sendmsg+0xd9/0x180 [ 184.484423] ? __ia32_sys_shutdown+0x70/0x70 [ 184.488818] ? __sb_end_write+0xa4/0xd0 [ 184.492771] ? kasan_check_write+0x14/0x20 [ 184.497001] ? fput+0x18/0x120 [ 184.500446] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.505806] __x64_sys_sendmsg+0x73/0xb0 [ 184.509874] do_syscall_64+0xd0/0x4e0 [ 184.513658] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.518874] RIP: 0033:0x463d89 [ 184.522058] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 184.541079] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 184.548854] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 184.556104] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 184.563397] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 184.570665] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 184.578085] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 184.588937] FAULT_INJECTION: forcing a failure. [ 184.588937] name failslab, interval 1, probability 0, space 0, times 0 [ 184.611352] CPU: 1 PID: 11122 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 184.619270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.628626] Call Trace: [ 184.631223] dump_stack+0x123/0x171 [ 184.634859] should_fail.cold.4+0x5/0xa [ 184.638836] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 184.644107] ? lock_downgrade+0x860/0x860 [ 184.648331] ? ___might_sleep+0x16b/0x270 [ 184.652473] __should_failslab+0xba/0xf0 [ 184.656544] should_failslab+0x9/0x20 [ 184.660342] kmem_cache_alloc_trace+0x2cb/0x740 [ 184.664995] ? qfq_change_class+0xa93/0x14e0 [ 184.669408] ? qfq_change_class+0xa93/0x14e0 [ 184.673931] ? __local_bh_enable_ip+0x160/0x260 [ 184.678599] qfq_change_class+0xad9/0x14e0 [ 184.682827] ? qfq_delete_class+0x2d0/0x2d0 [ 184.687170] ? nla_parse+0x197/0x280 [ 184.690877] tc_ctl_tclass+0x3e9/0xba0 [ 184.694759] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 184.699850] ? find_held_lock+0x36/0x1d0 [ 184.703927] rtnetlink_rcv_msg+0x34f/0x8f0 [ 184.708170] ? rtnetlink_put_metrics+0x490/0x490 [ 184.712933] ? find_held_lock+0x36/0x1d0 [ 184.716985] netlink_rcv_skb+0x13e/0x3d0 [ 184.721045] ? lock_downgrade+0x860/0x860 [ 184.725314] ? rtnetlink_put_metrics+0x490/0x490 [ 184.730076] ? netlink_ack+0xa70/0xa70 [ 184.733958] ? netlink_deliver_tap+0x182/0xb00 [ 184.738566] rtnetlink_rcv+0x10/0x20 [ 184.742273] netlink_unicast+0x443/0x650 [ 184.746336] ? netlink_attachskb+0x6c0/0x6c0 [ 184.750834] ? _copy_from_iter_full+0x182/0x720 [ 184.755492] ? __check_object_size+0x1ef/0x310 [ 184.760239] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 184.765766] netlink_sendmsg+0x764/0xc60 [ 184.769913] ? netlink_unicast+0x650/0x650 [ 184.774247] ? apparmor_socket_sendmsg+0x1b/0x20 [ 184.779107] ? netlink_unicast+0x650/0x650 [ 184.783341] sock_sendmsg+0xb5/0xf0 [ 184.786983] ___sys_sendmsg+0x647/0x950 [ 184.791154] ? find_held_lock+0x36/0x1d0 [ 184.795209] ? copy_msghdr_from_user+0x430/0x430 [ 184.800909] ? __fget+0x278/0x400 [ 184.804346] ? kasan_check_read+0x11/0x20 [ 184.808478] ? __fget+0x295/0x400 [ 184.811942] ? expand_files.part.8+0x700/0x700 [ 184.816518] ? __f_unlock_pos+0xd/0x10 [ 184.820477] ? __fget_light+0x174/0x1e0 [ 184.824435] ? __fdget+0xe/0x10 [ 184.827705] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 184.832888] __sys_sendmsg+0xd9/0x180 [ 184.836782] ? __ia32_sys_shutdown+0x70/0x70 [ 184.841290] ? __sb_end_write+0xa4/0xd0 [ 184.845264] ? kasan_check_write+0x14/0x20 [ 184.849500] ? fput+0x18/0x120 [ 184.852702] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.858059] __x64_sys_sendmsg+0x73/0xb0 [ 184.862140] do_syscall_64+0xd0/0x4e0 [ 184.865940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 184.871112] RIP: 0033:0x463d89 [ 184.874304] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 184.893208] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 184.900904] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 184.908160] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 184.915419] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 184.923030] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 184.930288] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 184.938893] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 184.954879] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 184.971946] FAULT_INJECTION: forcing a failure. [ 184.971946] name failslab, interval 1, probability 0, space 0, times 0 [ 184.985510] CPU: 1 PID: 11141 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 184.993424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.002946] Call Trace: [ 185.005520] dump_stack+0x123/0x171 [ 185.009246] should_fail.cold.4+0x5/0xa [ 185.013219] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 185.018307] ? lock_downgrade+0x860/0x860 [ 185.022437] ? ___might_sleep+0x16b/0x270 [ 185.026569] __should_failslab+0xba/0xf0 [ 185.030796] should_failslab+0x9/0x20 [ 185.034598] kmem_cache_alloc_trace+0x2cb/0x740 [ 185.039264] ? qfq_change_class+0xa93/0x14e0 [ 185.044028] ? qfq_change_class+0xa93/0x14e0 [ 185.048579] ? __local_bh_enable_ip+0x160/0x260 [ 185.053241] qfq_change_class+0xad9/0x14e0 [ 185.057745] ? qfq_delete_class+0x2d0/0x2d0 [ 185.062063] ? nla_parse+0x197/0x280 [ 185.065761] tc_ctl_tclass+0x3e9/0xba0 [ 185.069634] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 185.075094] ? find_held_lock+0x36/0x1d0 [ 185.079180] rtnetlink_rcv_msg+0x34f/0x8f0 [ 185.083420] ? rtnetlink_put_metrics+0x490/0x490 [ 185.088169] ? find_held_lock+0x36/0x1d0 [ 185.092230] netlink_rcv_skb+0x13e/0x3d0 [ 185.096272] ? lock_downgrade+0x860/0x860 [ 185.100409] ? rtnetlink_put_metrics+0x490/0x490 [ 185.105251] ? netlink_ack+0xa70/0xa70 [ 185.109131] ? netlink_deliver_tap+0x182/0xb00 [ 185.113729] rtnetlink_rcv+0x10/0x20 [ 185.117578] netlink_unicast+0x443/0x650 [ 185.122075] ? netlink_attachskb+0x6c0/0x6c0 [ 185.126494] ? _copy_from_iter_full+0x182/0x720 [ 185.131151] ? __check_object_size+0x1ef/0x310 [ 185.135717] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 185.141416] netlink_sendmsg+0x764/0xc60 [ 185.145472] ? netlink_unicast+0x650/0x650 [ 185.149713] ? apparmor_socket_sendmsg+0x1b/0x20 [ 185.154487] ? netlink_unicast+0x650/0x650 [ 185.158714] sock_sendmsg+0xb5/0xf0 [ 185.162344] ___sys_sendmsg+0x647/0x950 [ 185.166395] ? find_held_lock+0x36/0x1d0 [ 185.170437] ? copy_msghdr_from_user+0x430/0x430 [ 185.175187] ? __fget+0x278/0x400 [ 185.178642] ? kasan_check_read+0x11/0x20 [ 185.182783] ? __fget+0x295/0x400 [ 185.186219] ? expand_files.part.8+0x700/0x700 [ 185.190993] ? __f_unlock_pos+0xd/0x10 [ 185.194880] ? __fget_light+0x174/0x1e0 [ 185.198869] ? __fdget+0xe/0x10 [ 185.202259] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 185.207425] __sys_sendmsg+0xd9/0x180 [ 185.211217] ? __ia32_sys_shutdown+0x70/0x70 [ 185.215888] ? __sb_end_write+0xa4/0xd0 [ 185.220149] ? kasan_check_write+0x14/0x20 [ 185.224619] ? fput+0x18/0x120 [ 185.227812] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.233279] __x64_sys_sendmsg+0x73/0xb0 [ 185.237414] do_syscall_64+0xd0/0x4e0 [ 185.241224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.246450] RIP: 0033:0x463d89 [ 185.249628] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 185.268548] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 185.276262] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 185.283618] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 185.290893] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 185.298595] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 185.305959] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 185.314472] FAULT_INJECTION: forcing a failure. [ 185.314472] name failslab, interval 1, probability 0, space 0, times 0 [ 185.326210] CPU: 1 PID: 11142 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 185.334101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.343463] Call Trace: [ 185.346055] dump_stack+0x123/0x171 [ 185.349690] should_fail.cold.4+0x5/0xa [ 185.353670] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 185.358783] ? lock_downgrade+0x860/0x860 [ 185.362943] ? ___might_sleep+0x16b/0x270 [ 185.367096] __should_failslab+0xba/0xf0 [ 185.371155] should_failslab+0x9/0x20 [ 185.374964] kmem_cache_alloc_trace+0x2cb/0x740 [ 185.379629] ? qfq_change_class+0xa93/0x14e0 [ 185.384040] ? qfq_change_class+0xa93/0x14e0 [ 185.388448] ? __local_bh_enable_ip+0x160/0x260 [ 185.393119] qfq_change_class+0xad9/0x14e0 [ 185.397433] ? qfq_delete_class+0x2d0/0x2d0 [ 185.401888] ? nla_parse+0x197/0x280 [ 185.405902] tc_ctl_tclass+0x3e9/0xba0 [ 185.409920] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 185.415234] ? find_held_lock+0x36/0x1d0 [ 185.419310] rtnetlink_rcv_msg+0x34f/0x8f0 [ 185.423542] ? rtnetlink_put_metrics+0x490/0x490 [ 185.428284] ? find_held_lock+0x36/0x1d0 [ 185.432329] netlink_rcv_skb+0x13e/0x3d0 [ 185.436377] ? lock_downgrade+0x860/0x860 [ 185.440545] ? rtnetlink_put_metrics+0x490/0x490 [ 185.445296] ? netlink_ack+0xa70/0xa70 [ 185.449192] ? netlink_deliver_tap+0x182/0xb00 [ 185.453773] rtnetlink_rcv+0x10/0x20 [ 185.457493] netlink_unicast+0x443/0x650 [ 185.461548] ? netlink_attachskb+0x6c0/0x6c0 [ 185.465949] ? _copy_from_iter_full+0x182/0x720 [ 185.470774] ? __check_object_size+0x1ef/0x310 [ 185.475348] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 185.481019] netlink_sendmsg+0x764/0xc60 [ 185.485097] ? netlink_unicast+0x650/0x650 [ 185.489327] ? apparmor_socket_sendmsg+0x1b/0x20 [ 185.494197] ? netlink_unicast+0x650/0x650 [ 185.498436] sock_sendmsg+0xb5/0xf0 [ 185.502061] ___sys_sendmsg+0x647/0x950 [ 185.506036] ? find_held_lock+0x36/0x1d0 [ 185.510209] ? copy_msghdr_from_user+0x430/0x430 [ 185.515061] ? __fget+0x278/0x400 [ 185.518518] ? kasan_check_read+0x11/0x20 [ 185.522663] ? __fget+0x295/0x400 [ 185.526131] ? expand_files.part.8+0x700/0x700 [ 185.530698] ? __f_unlock_pos+0xd/0x10 [ 185.534578] ? __fget_light+0x174/0x1e0 [ 185.538541] ? __fdget+0xe/0x10 [ 185.541813] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 185.546643] __sys_sendmsg+0xd9/0x180 [ 185.550452] ? __ia32_sys_shutdown+0x70/0x70 [ 185.554857] ? __sb_end_write+0xa4/0xd0 [ 185.558838] ? kasan_check_write+0x14/0x20 [ 185.563068] ? fput+0x18/0x120 [ 185.566270] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.571651] __x64_sys_sendmsg+0x73/0xb0 [ 185.575717] do_syscall_64+0xd0/0x4e0 [ 185.579513] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.584692] RIP: 0033:0x463d89 [ 185.587872] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 185.607006] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 185.614701] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 185.622053] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 185.629317] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 185.636584] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 185.643860] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 185.652771] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 185.669894] FAULT_INJECTION: forcing a failure. 2021/05/24 20:54:16 executed programs: 403 [ 185.669894] name failslab, interval 1, probability 0, space 0, times 0 [ 185.682351] CPU: 1 PID: 11152 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 185.690256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.699630] Call Trace: [ 185.702222] dump_stack+0x123/0x171 [ 185.706203] should_fail.cold.4+0x5/0xa [ 185.710183] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 185.715281] ? lock_downgrade+0x860/0x860 [ 185.719468] ? ___might_sleep+0x16b/0x270 [ 185.723612] __should_failslab+0xba/0xf0 [ 185.727963] should_failslab+0x9/0x20 [ 185.731793] kmem_cache_alloc_trace+0x2cb/0x740 [ 185.736465] ? qfq_change_class+0xa93/0x14e0 [ 185.740945] ? qfq_change_class+0xa93/0x14e0 [ 185.745355] ? __local_bh_enable_ip+0x160/0x260 [ 185.750189] qfq_change_class+0xad9/0x14e0 [ 185.754441] ? qfq_delete_class+0x2d0/0x2d0 [ 185.758769] ? nla_parse+0x197/0x280 [ 185.762478] tc_ctl_tclass+0x3e9/0xba0 [ 185.766364] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 185.771456] ? find_held_lock+0x36/0x1d0 [ 185.775508] rtnetlink_rcv_msg+0x34f/0x8f0 [ 185.779733] ? rtnetlink_put_metrics+0x490/0x490 [ 185.784502] ? find_held_lock+0x36/0x1d0 [ 185.788558] netlink_rcv_skb+0x13e/0x3d0 [ 185.792614] ? lock_downgrade+0x860/0x860 [ 185.797644] ? rtnetlink_put_metrics+0x490/0x490 [ 185.802508] ? netlink_ack+0xa70/0xa70 [ 185.806415] ? netlink_deliver_tap+0x182/0xb00 [ 185.810994] rtnetlink_rcv+0x10/0x20 [ 185.814694] netlink_unicast+0x443/0x650 [ 185.818816] ? netlink_attachskb+0x6c0/0x6c0 [ 185.823210] ? _copy_from_iter_full+0x182/0x720 [ 185.827869] ? __check_object_size+0x1ef/0x310 [ 185.832455] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 185.837999] netlink_sendmsg+0x764/0xc60 [ 185.842063] ? netlink_unicast+0x650/0x650 [ 185.846317] ? apparmor_socket_sendmsg+0x1b/0x20 [ 185.851060] ? netlink_unicast+0x650/0x650 [ 185.855296] sock_sendmsg+0xb5/0xf0 [ 185.858933] ___sys_sendmsg+0x647/0x950 [ 185.862891] ? find_held_lock+0x36/0x1d0 [ 185.866935] ? copy_msghdr_from_user+0x430/0x430 [ 185.871673] ? __fget+0x278/0x400 [ 185.875126] ? kasan_check_read+0x11/0x20 [ 185.879290] ? __fget+0x295/0x400 [ 185.882854] ? expand_files.part.8+0x700/0x700 [ 185.887428] ? __f_unlock_pos+0xd/0x10 [ 185.891321] ? __fget_light+0x174/0x1e0 [ 185.895286] ? __fdget+0xe/0x10 [ 185.898582] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 185.903469] __sys_sendmsg+0xd9/0x180 [ 185.907254] ? __ia32_sys_shutdown+0x70/0x70 [ 185.911749] ? __sb_end_write+0xa4/0xd0 [ 185.915828] ? kasan_check_write+0x14/0x20 [ 185.920098] ? fput+0x18/0x120 [ 185.923286] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.928677] __x64_sys_sendmsg+0x73/0xb0 [ 185.932727] do_syscall_64+0xd0/0x4e0 [ 185.936652] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 185.941849] RIP: 0033:0x463d89 [ 185.945049] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 185.963945] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 185.971654] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 185.979009] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 185.986375] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 185.993642] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 186.001131] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 186.036511] FAULT_INJECTION: forcing a failure. [ 186.036511] name failslab, interval 1, probability 0, space 0, times 0 [ 186.047975] CPU: 0 PID: 11170 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 186.055858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.065338] Call Trace: [ 186.068072] dump_stack+0x123/0x171 [ 186.071695] should_fail.cold.4+0x5/0xa [ 186.075667] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 186.080770] ? lock_downgrade+0x860/0x860 [ 186.084917] ? ___might_sleep+0x16b/0x270 [ 186.089164] __should_failslab+0xba/0xf0 [ 186.093335] should_failslab+0x9/0x20 [ 186.097279] kmem_cache_alloc_trace+0x2cb/0x740 [ 186.101941] ? qfq_change_class+0xa93/0x14e0 [ 186.106373] ? qfq_change_class+0xa93/0x14e0 [ 186.110864] ? __local_bh_enable_ip+0x160/0x260 [ 186.115531] qfq_change_class+0xad9/0x14e0 [ 186.119983] ? qfq_delete_class+0x2d0/0x2d0 [ 186.124308] ? nla_parse+0x197/0x280 [ 186.128018] tc_ctl_tclass+0x3e9/0xba0 [ 186.131908] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 186.137012] ? find_held_lock+0x36/0x1d0 [ 186.141169] rtnetlink_rcv_msg+0x34f/0x8f0 [ 186.145521] ? rtnetlink_put_metrics+0x490/0x490 [ 186.150280] ? find_held_lock+0x36/0x1d0 [ 186.154341] netlink_rcv_skb+0x13e/0x3d0 [ 186.158392] ? lock_downgrade+0x860/0x860 [ 186.162536] ? rtnetlink_put_metrics+0x490/0x490 [ 186.167427] ? netlink_ack+0xa70/0xa70 [ 186.171309] ? netlink_deliver_tap+0x182/0xb00 [ 186.175916] rtnetlink_rcv+0x10/0x20 [ 186.179769] netlink_unicast+0x443/0x650 [ 186.183835] ? netlink_attachskb+0x6c0/0x6c0 [ 186.188244] ? _copy_from_iter_full+0x182/0x720 [ 186.192915] ? __check_object_size+0x1ef/0x310 [ 186.197492] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 186.203032] netlink_sendmsg+0x764/0xc60 [ 186.207098] ? netlink_unicast+0x650/0x650 [ 186.211337] ? apparmor_socket_sendmsg+0x1b/0x20 [ 186.216129] ? netlink_unicast+0x650/0x650 [ 186.220359] sock_sendmsg+0xb5/0xf0 [ 186.224037] ___sys_sendmsg+0x647/0x950 [ 186.228021] ? find_held_lock+0x36/0x1d0 [ 186.232085] ? copy_msghdr_from_user+0x430/0x430 [ 186.236869] ? __fget+0x278/0x400 [ 186.240319] ? kasan_check_read+0x11/0x20 [ 186.244676] ? __fget+0x295/0x400 [ 186.248267] ? expand_files.part.8+0x700/0x700 [ 186.252865] ? __f_unlock_pos+0xd/0x10 [ 186.256756] ? __fget_light+0x174/0x1e0 [ 186.260729] ? __fdget+0xe/0x10 [ 186.264024] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 186.268872] __sys_sendmsg+0xd9/0x180 [ 186.272660] ? __ia32_sys_shutdown+0x70/0x70 [ 186.277059] ? __sb_end_write+0xa4/0xd0 [ 186.281025] ? kasan_check_write+0x14/0x20 [ 186.285256] ? fput+0x18/0x120 [ 186.288449] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.293812] __x64_sys_sendmsg+0x73/0xb0 [ 186.297947] do_syscall_64+0xd0/0x4e0 [ 186.301791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.306970] RIP: 0033:0x463d89 [ 186.310153] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 186.329337] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 186.337036] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 186.344306] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 186.351579] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 186.358847] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 186.366351] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 186.381517] FAULT_INJECTION: forcing a failure. [ 186.381517] name failslab, interval 1, probability 0, space 0, times 0 [ 186.394920] CPU: 0 PID: 11172 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 186.402846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.412203] Call Trace: [ 186.414800] dump_stack+0x123/0x171 [ 186.418438] should_fail.cold.4+0x5/0xa [ 186.422508] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 186.427703] ? lock_downgrade+0x860/0x860 [ 186.431855] ? ___might_sleep+0x16b/0x270 [ 186.436615] __should_failslab+0xba/0xf0 [ 186.440764] should_failslab+0x9/0x20 [ 186.444655] kmem_cache_alloc_trace+0x2cb/0x740 [ 186.449363] ? qfq_change_class+0xa93/0x14e0 [ 186.453784] ? qfq_change_class+0xa93/0x14e0 [ 186.458382] ? __local_bh_enable_ip+0x160/0x260 [ 186.463149] qfq_change_class+0xad9/0x14e0 [ 186.467504] ? qfq_delete_class+0x2d0/0x2d0 [ 186.471833] ? nla_parse+0x197/0x280 [ 186.475564] tc_ctl_tclass+0x3e9/0xba0 [ 186.479462] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 186.484557] ? find_held_lock+0x36/0x1d0 [ 186.488623] rtnetlink_rcv_msg+0x34f/0x8f0 [ 186.493004] ? rtnetlink_put_metrics+0x490/0x490 [ 186.497847] ? find_held_lock+0x36/0x1d0 [ 186.501930] netlink_rcv_skb+0x13e/0x3d0 [ 186.505996] ? lock_downgrade+0x860/0x860 [ 186.510292] ? rtnetlink_put_metrics+0x490/0x490 [ 186.515263] ? netlink_ack+0xa70/0xa70 [ 186.519272] ? netlink_deliver_tap+0x182/0xb00 [ 186.523850] rtnetlink_rcv+0x10/0x20 [ 186.527660] netlink_unicast+0x443/0x650 [ 186.531934] ? netlink_attachskb+0x6c0/0x6c0 [ 186.536439] ? _copy_from_iter_full+0x182/0x720 [ 186.541105] ? __check_object_size+0x1ef/0x310 [ 186.545686] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 186.551229] netlink_sendmsg+0x764/0xc60 [ 186.555402] ? netlink_unicast+0x650/0x650 [ 186.559641] ? apparmor_socket_sendmsg+0x1b/0x20 [ 186.564479] ? netlink_unicast+0x650/0x650 [ 186.568802] sock_sendmsg+0xb5/0xf0 [ 186.572415] ___sys_sendmsg+0x647/0x950 [ 186.576417] ? find_held_lock+0x36/0x1d0 [ 186.580472] ? copy_msghdr_from_user+0x430/0x430 [ 186.585400] ? __fget+0x278/0x400 [ 186.588839] ? kasan_check_read+0x11/0x20 [ 186.592998] ? __fget+0x295/0x400 [ 186.596438] ? expand_files.part.8+0x700/0x700 [ 186.601011] ? __f_unlock_pos+0xd/0x10 [ 186.604906] ? __fget_light+0x174/0x1e0 [ 186.608893] ? __fdget+0xe/0x10 [ 186.612164] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 186.617013] __sys_sendmsg+0xd9/0x180 [ 186.620802] ? __ia32_sys_shutdown+0x70/0x70 [ 186.625208] ? __sb_end_write+0xa4/0xd0 [ 186.629176] ? kasan_check_write+0x14/0x20 [ 186.633467] ? fput+0x18/0x120 [ 186.636733] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.642082] __x64_sys_sendmsg+0x73/0xb0 [ 186.646337] do_syscall_64+0xd0/0x4e0 [ 186.650140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.655339] RIP: 0033:0x463d89 [ 186.658512] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 186.677502] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 186.685304] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 186.692570] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 186.699833] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 186.707172] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 186.714441] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 186.729033] FAULT_INJECTION: forcing a failure. [ 186.729033] name failslab, interval 1, probability 0, space 0, times 0 [ 186.743156] CPU: 0 PID: 11186 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 186.751061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.760415] Call Trace: [ 186.763043] dump_stack+0x123/0x171 [ 186.766692] should_fail.cold.4+0x5/0xa [ 186.770674] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 186.775873] ? lock_downgrade+0x860/0x860 [ 186.780037] ? ___might_sleep+0x16b/0x270 [ 186.784188] __should_failslab+0xba/0xf0 [ 186.788243] should_failslab+0x9/0x20 [ 186.792043] kmem_cache_alloc_trace+0x2cb/0x740 [ 186.796817] ? qfq_change_class+0xa93/0x14e0 [ 186.801336] ? qfq_change_class+0xa93/0x14e0 [ 186.805751] ? __local_bh_enable_ip+0x160/0x260 [ 186.810417] qfq_change_class+0xad9/0x14e0 [ 186.814654] ? qfq_delete_class+0x2d0/0x2d0 [ 186.818972] ? nla_parse+0x197/0x280 [ 186.822679] tc_ctl_tclass+0x3e9/0xba0 [ 186.826695] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 186.831792] ? find_held_lock+0x36/0x1d0 [ 186.835856] rtnetlink_rcv_msg+0x34f/0x8f0 [ 186.840087] ? rtnetlink_put_metrics+0x490/0x490 [ 186.844834] ? find_held_lock+0x36/0x1d0 [ 186.848897] netlink_rcv_skb+0x13e/0x3d0 [ 186.852949] ? lock_downgrade+0x860/0x860 [ 186.857206] ? rtnetlink_put_metrics+0x490/0x490 [ 186.861954] ? netlink_ack+0xa70/0xa70 [ 186.865832] ? netlink_deliver_tap+0x182/0xb00 [ 186.870425] rtnetlink_rcv+0x10/0x20 [ 186.874131] netlink_unicast+0x443/0x650 [ 186.878193] ? netlink_attachskb+0x6c0/0x6c0 [ 186.882587] ? _copy_from_iter_full+0x182/0x720 [ 186.887273] ? __check_object_size+0x1ef/0x310 [ 186.891844] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 186.897481] netlink_sendmsg+0x764/0xc60 [ 186.901618] ? netlink_unicast+0x650/0x650 [ 186.905844] ? apparmor_socket_sendmsg+0x1b/0x20 [ 186.910630] ? netlink_unicast+0x650/0x650 [ 186.915430] sock_sendmsg+0xb5/0xf0 [ 186.919142] ___sys_sendmsg+0x647/0x950 [ 186.923133] ? find_held_lock+0x36/0x1d0 [ 186.927184] ? copy_msghdr_from_user+0x430/0x430 [ 186.932115] ? __fget+0x278/0x400 [ 186.935559] ? kasan_check_read+0x11/0x20 [ 186.939697] ? __fget+0x295/0x400 [ 186.943149] ? expand_files.part.8+0x700/0x700 [ 186.947895] ? __f_unlock_pos+0xd/0x10 [ 186.951776] ? __fget_light+0x174/0x1e0 [ 186.955740] ? __fdget+0xe/0x10 [ 186.959096] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 186.964009] __sys_sendmsg+0xd9/0x180 [ 186.967810] ? __ia32_sys_shutdown+0x70/0x70 [ 186.972251] ? __sb_end_write+0xa4/0xd0 [ 186.976232] ? kasan_check_write+0x14/0x20 [ 186.980462] ? fput+0x18/0x120 [ 186.983658] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 186.989181] __x64_sys_sendmsg+0x73/0xb0 [ 186.993235] do_syscall_64+0xd0/0x4e0 [ 186.997028] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.002202] RIP: 0033:0x463d89 [ 187.005378] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 187.024356] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 187.032136] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 187.039415] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 187.046670] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 187.054040] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 187.061297] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 187.083865] FAULT_INJECTION: forcing a failure. [ 187.083865] name failslab, interval 1, probability 0, space 0, times 0 [ 187.104258] CPU: 0 PID: 11192 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 187.112463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.121826] Call Trace: [ 187.124409] dump_stack+0x123/0x171 [ 187.128044] should_fail.cold.4+0x5/0xa [ 187.132022] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 187.137230] ? lock_downgrade+0x860/0x860 [ 187.141375] ? ___might_sleep+0x16b/0x270 [ 187.145532] __should_failslab+0xba/0xf0 [ 187.149708] should_failslab+0x9/0x20 [ 187.153698] kmem_cache_alloc_trace+0x2cb/0x740 [ 187.158374] ? qfq_change_class+0xa93/0x14e0 [ 187.162955] ? qfq_change_class+0xa93/0x14e0 [ 187.167351] ? __local_bh_enable_ip+0x160/0x260 [ 187.172009] qfq_change_class+0xad9/0x14e0 [ 187.176253] ? qfq_delete_class+0x2d0/0x2d0 [ 187.180572] ? nla_parse+0x197/0x280 [ 187.184302] tc_ctl_tclass+0x3e9/0xba0 [ 187.188293] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 187.193389] ? find_held_lock+0x36/0x1d0 [ 187.197484] rtnetlink_rcv_msg+0x34f/0x8f0 [ 187.201904] ? rtnetlink_put_metrics+0x490/0x490 [ 187.206773] ? find_held_lock+0x36/0x1d0 [ 187.210924] netlink_rcv_skb+0x13e/0x3d0 [ 187.214979] ? lock_downgrade+0x860/0x860 [ 187.219113] ? rtnetlink_put_metrics+0x490/0x490 [ 187.223881] ? netlink_ack+0xa70/0xa70 [ 187.227774] ? netlink_deliver_tap+0x182/0xb00 [ 187.232349] rtnetlink_rcv+0x10/0x20 [ 187.236175] netlink_unicast+0x443/0x650 [ 187.240251] ? netlink_attachskb+0x6c0/0x6c0 [ 187.244679] ? _copy_from_iter_full+0x182/0x720 [ 187.249506] ? __check_object_size+0x1ef/0x310 [ 187.254084] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 187.259627] netlink_sendmsg+0x764/0xc60 [ 187.263684] ? netlink_unicast+0x650/0x650 [ 187.267905] ? apparmor_socket_sendmsg+0x1b/0x20 [ 187.272666] ? netlink_unicast+0x650/0x650 [ 187.276885] sock_sendmsg+0xb5/0xf0 [ 187.280536] ___sys_sendmsg+0x647/0x950 [ 187.284501] ? find_held_lock+0x36/0x1d0 [ 187.288549] ? copy_msghdr_from_user+0x430/0x430 [ 187.293292] ? __fget+0x278/0x400 [ 187.296748] ? kasan_check_read+0x11/0x20 [ 187.300883] ? __fget+0x295/0x400 [ 187.304341] ? expand_files.part.8+0x700/0x700 [ 187.308909] ? __f_unlock_pos+0xd/0x10 [ 187.312782] ? __fget_light+0x174/0x1e0 [ 187.316848] ? __fdget+0xe/0x10 [ 187.320131] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 187.324982] __sys_sendmsg+0xd9/0x180 [ 187.328906] ? __ia32_sys_shutdown+0x70/0x70 [ 187.333314] ? __sb_end_write+0xa4/0xd0 [ 187.337367] ? kasan_check_write+0x14/0x20 [ 187.341607] ? fput+0x18/0x120 [ 187.344800] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.350174] __x64_sys_sendmsg+0x73/0xb0 [ 187.354408] do_syscall_64+0xd0/0x4e0 [ 187.358197] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.363464] RIP: 0033:0x463d89 [ 187.366643] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 187.386140] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 187.394027] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 187.402848] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 187.410424] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 187.417698] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 187.424985] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 187.433783] nla_parse: 4 callbacks suppressed [ 187.433787] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 187.455040] FAULT_INJECTION: forcing a failure. [ 187.455040] name failslab, interval 1, probability 0, space 0, times 0 [ 187.468398] CPU: 0 PID: 11202 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 187.476503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.486207] Call Trace: [ 187.488798] dump_stack+0x123/0x171 [ 187.492438] should_fail.cold.4+0x5/0xa [ 187.496413] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 187.501631] ? lock_downgrade+0x860/0x860 [ 187.505866] ? ___might_sleep+0x16b/0x270 [ 187.510019] __should_failslab+0xba/0xf0 [ 187.514083] should_failslab+0x9/0x20 [ 187.517977] kmem_cache_alloc_trace+0x2cb/0x740 [ 187.522644] ? qfq_change_class+0xa93/0x14e0 [ 187.527144] ? qfq_change_class+0xa93/0x14e0 [ 187.531835] ? __local_bh_enable_ip+0x160/0x260 [ 187.536696] qfq_change_class+0xad9/0x14e0 [ 187.540927] ? qfq_delete_class+0x2d0/0x2d0 [ 187.545238] ? nla_parse+0x197/0x280 [ 187.549023] tc_ctl_tclass+0x3e9/0xba0 [ 187.552901] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 187.557989] ? find_held_lock+0x36/0x1d0 [ 187.562164] rtnetlink_rcv_msg+0x34f/0x8f0 [ 187.566413] ? rtnetlink_put_metrics+0x490/0x490 [ 187.571159] ? find_held_lock+0x36/0x1d0 [ 187.575383] netlink_rcv_skb+0x13e/0x3d0 [ 187.579436] ? lock_downgrade+0x860/0x860 [ 187.583594] ? rtnetlink_put_metrics+0x490/0x490 [ 187.588349] ? netlink_ack+0xa70/0xa70 [ 187.592249] ? netlink_deliver_tap+0x182/0xb00 [ 187.596841] rtnetlink_rcv+0x10/0x20 [ 187.600573] netlink_unicast+0x443/0x650 [ 187.604645] ? netlink_attachskb+0x6c0/0x6c0 [ 187.609058] ? _copy_from_iter_full+0x182/0x720 [ 187.613721] ? __check_object_size+0x1ef/0x310 [ 187.618317] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 187.624216] netlink_sendmsg+0x764/0xc60 [ 187.628272] ? netlink_unicast+0x650/0x650 [ 187.632500] ? apparmor_socket_sendmsg+0x1b/0x20 [ 187.637250] ? netlink_unicast+0x650/0x650 [ 187.641475] sock_sendmsg+0xb5/0xf0 [ 187.645116] ___sys_sendmsg+0x647/0x950 [ 187.649084] ? find_held_lock+0x36/0x1d0 [ 187.653254] ? copy_msghdr_from_user+0x430/0x430 [ 187.658016] ? __fget+0x278/0x400 [ 187.661467] ? kasan_check_read+0x11/0x20 [ 187.665637] ? __fget+0x295/0x400 [ 187.669113] ? expand_files.part.8+0x700/0x700 [ 187.673696] ? __f_unlock_pos+0xd/0x10 [ 187.677583] ? __fget_light+0x174/0x1e0 [ 187.681556] ? __fdget+0xe/0x10 [ 187.684878] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 187.689716] __sys_sendmsg+0xd9/0x180 [ 187.693645] ? __ia32_sys_shutdown+0x70/0x70 [ 187.698342] ? __sb_end_write+0xa4/0xd0 [ 187.702318] ? kasan_check_write+0x14/0x20 [ 187.706937] ? fput+0x18/0x120 [ 187.710344] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.715962] __x64_sys_sendmsg+0x73/0xb0 [ 187.720195] do_syscall_64+0xd0/0x4e0 [ 187.724039] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 187.729219] RIP: 0033:0x463d89 [ 187.732396] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 187.751286] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 187.759129] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 187.766398] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 187.773921] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 187.781188] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 187.788482] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 187.799724] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 187.830278] FAULT_INJECTION: forcing a failure. [ 187.830278] name failslab, interval 1, probability 0, space 0, times 0 [ 187.842247] CPU: 0 PID: 11212 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 187.850139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.859479] Call Trace: [ 187.862063] dump_stack+0x123/0x171 [ 187.865673] should_fail.cold.4+0x5/0xa [ 187.869634] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 187.874724] ? lock_downgrade+0x860/0x860 [ 187.879466] ? ___might_sleep+0x16b/0x270 [ 187.883616] __should_failslab+0xba/0xf0 [ 187.887660] should_failslab+0x9/0x20 [ 187.891448] kmem_cache_alloc_trace+0x2cb/0x740 [ 187.896102] ? qfq_change_class+0xa93/0x14e0 [ 187.900507] ? qfq_change_class+0xa93/0x14e0 [ 187.904914] ? __local_bh_enable_ip+0x160/0x260 [ 187.909577] qfq_change_class+0xad9/0x14e0 [ 187.913801] ? qfq_delete_class+0x2d0/0x2d0 [ 187.918103] ? nla_parse+0x197/0x280 [ 187.921827] tc_ctl_tclass+0x3e9/0xba0 [ 187.925700] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 187.930805] ? find_held_lock+0x36/0x1d0 [ 187.934860] rtnetlink_rcv_msg+0x34f/0x8f0 [ 187.939105] ? rtnetlink_put_metrics+0x490/0x490 [ 187.943850] ? find_held_lock+0x36/0x1d0 [ 187.947899] netlink_rcv_skb+0x13e/0x3d0 [ 187.951983] ? lock_downgrade+0x860/0x860 [ 187.956125] ? rtnetlink_put_metrics+0x490/0x490 [ 187.960882] ? netlink_ack+0xa70/0xa70 [ 187.964752] ? netlink_deliver_tap+0x182/0xb00 [ 187.969321] rtnetlink_rcv+0x10/0x20 [ 187.973019] netlink_unicast+0x443/0x650 [ 187.977079] ? netlink_attachskb+0x6c0/0x6c0 [ 187.981477] ? _copy_from_iter_full+0x182/0x720 [ 187.986179] ? __check_object_size+0x1ef/0x310 [ 187.990826] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 187.996383] netlink_sendmsg+0x764/0xc60 [ 188.000444] ? netlink_unicast+0x650/0x650 [ 188.004671] ? apparmor_socket_sendmsg+0x1b/0x20 [ 188.009411] ? netlink_unicast+0x650/0x650 [ 188.013736] sock_sendmsg+0xb5/0xf0 [ 188.017358] ___sys_sendmsg+0x647/0x950 [ 188.021334] ? find_held_lock+0x36/0x1d0 [ 188.025396] ? copy_msghdr_from_user+0x430/0x430 [ 188.030146] ? __fget+0x278/0x400 [ 188.033595] ? kasan_check_read+0x11/0x20 [ 188.037754] ? __fget+0x295/0x400 [ 188.041205] ? expand_files.part.8+0x700/0x700 [ 188.046102] ? __f_unlock_pos+0xd/0x10 [ 188.049980] ? __fget_light+0x174/0x1e0 [ 188.053937] ? __fdget+0xe/0x10 [ 188.057220] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 188.062076] __sys_sendmsg+0xd9/0x180 [ 188.065898] ? __ia32_sys_shutdown+0x70/0x70 [ 188.070311] ? __sb_end_write+0xa4/0xd0 [ 188.074291] ? kasan_check_write+0x14/0x20 [ 188.078524] ? fput+0x18/0x120 [ 188.081722] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.087075] __x64_sys_sendmsg+0x73/0xb0 [ 188.091141] do_syscall_64+0xd0/0x4e0 [ 188.094928] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.100105] RIP: 0033:0x463d89 [ 188.103288] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 188.122505] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 188.130204] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 188.137458] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 188.144727] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 188.152227] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 188.159606] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 188.180324] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 188.206672] FAULT_INJECTION: forcing a failure. [ 188.206672] name failslab, interval 1, probability 0, space 0, times 0 [ 188.220316] CPU: 0 PID: 11222 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 188.228230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.237666] Call Trace: [ 188.240412] dump_stack+0x123/0x171 [ 188.244034] should_fail.cold.4+0x5/0xa [ 188.248086] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 188.253256] ? lock_downgrade+0x860/0x860 [ 188.257403] ? ___might_sleep+0x16b/0x270 [ 188.261549] __should_failslab+0xba/0xf0 [ 188.265607] should_failslab+0x9/0x20 [ 188.269390] kmem_cache_alloc_trace+0x2cb/0x740 [ 188.274138] ? qfq_change_class+0xa93/0x14e0 [ 188.278553] ? qfq_change_class+0xa93/0x14e0 [ 188.282951] ? __local_bh_enable_ip+0x160/0x260 [ 188.287611] qfq_change_class+0xad9/0x14e0 [ 188.291838] ? qfq_delete_class+0x2d0/0x2d0 [ 188.296285] ? nla_parse+0x197/0x280 [ 188.300187] tc_ctl_tclass+0x3e9/0xba0 [ 188.304190] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 188.309428] ? find_held_lock+0x36/0x1d0 [ 188.313655] rtnetlink_rcv_msg+0x34f/0x8f0 [ 188.317950] ? rtnetlink_put_metrics+0x490/0x490 [ 188.322704] ? find_held_lock+0x36/0x1d0 [ 188.327065] netlink_rcv_skb+0x13e/0x3d0 [ 188.331232] ? lock_downgrade+0x860/0x860 [ 188.335365] ? rtnetlink_put_metrics+0x490/0x490 [ 188.340110] ? netlink_ack+0xa70/0xa70 [ 188.344011] ? netlink_deliver_tap+0x182/0xb00 [ 188.348617] rtnetlink_rcv+0x10/0x20 [ 188.352327] netlink_unicast+0x443/0x650 [ 188.356382] ? netlink_attachskb+0x6c0/0x6c0 [ 188.361151] ? _copy_from_iter_full+0x182/0x720 [ 188.365951] ? __check_object_size+0x1ef/0x310 [ 188.370657] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 188.376216] netlink_sendmsg+0x764/0xc60 [ 188.380277] ? netlink_unicast+0x650/0x650 [ 188.384562] ? apparmor_socket_sendmsg+0x1b/0x20 [ 188.389342] ? netlink_unicast+0x650/0x650 [ 188.393628] sock_sendmsg+0xb5/0xf0 [ 188.397252] ___sys_sendmsg+0x647/0x950 [ 188.401237] ? find_held_lock+0x36/0x1d0 [ 188.405466] ? copy_msghdr_from_user+0x430/0x430 [ 188.410213] ? __fget+0x278/0x400 [ 188.413674] ? kasan_check_read+0x11/0x20 [ 188.417996] ? __fget+0x295/0x400 [ 188.421463] ? expand_files.part.8+0x700/0x700 [ 188.426040] ? __f_unlock_pos+0xd/0x10 [ 188.429938] ? __fget_light+0x174/0x1e0 [ 188.433909] ? __fdget+0xe/0x10 [ 188.437173] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 188.442011] __sys_sendmsg+0xd9/0x180 [ 188.445805] ? __ia32_sys_shutdown+0x70/0x70 [ 188.450234] ? __sb_end_write+0xa4/0xd0 [ 188.454203] ? kasan_check_write+0x14/0x20 [ 188.458435] ? fput+0x18/0x120 [ 188.461629] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.467129] __x64_sys_sendmsg+0x73/0xb0 [ 188.471386] do_syscall_64+0xd0/0x4e0 [ 188.475178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.480365] RIP: 0033:0x463d89 [ 188.483559] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 188.502459] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 188.510171] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 188.517517] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 188.524803] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 188.532637] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 188.539911] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 188.550177] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 188.578896] FAULT_INJECTION: forcing a failure. [ 188.578896] name failslab, interval 1, probability 0, space 0, times 0 [ 188.592757] CPU: 0 PID: 11232 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 188.600674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.610237] Call Trace: [ 188.612829] dump_stack+0x123/0x171 [ 188.616464] should_fail.cold.4+0x5/0xa [ 188.620431] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 188.625530] ? lock_downgrade+0x860/0x860 [ 188.629849] ? ___might_sleep+0x16b/0x270 [ 188.633990] __should_failslab+0xba/0xf0 [ 188.638036] should_failslab+0x9/0x20 [ 188.641829] kmem_cache_alloc_trace+0x2cb/0x740 [ 188.646525] ? qfq_change_class+0xa93/0x14e0 [ 188.651059] ? qfq_change_class+0xa93/0x14e0 [ 188.655465] ? __local_bh_enable_ip+0x160/0x260 [ 188.660141] qfq_change_class+0xad9/0x14e0 [ 188.664537] ? qfq_delete_class+0x2d0/0x2d0 [ 188.668887] ? nla_parse+0x197/0x280 [ 188.672601] tc_ctl_tclass+0x3e9/0xba0 [ 188.676490] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 188.681703] ? find_held_lock+0x36/0x1d0 [ 188.685882] rtnetlink_rcv_msg+0x34f/0x8f0 [ 188.690121] ? rtnetlink_put_metrics+0x490/0x490 [ 188.694880] ? find_held_lock+0x36/0x1d0 [ 188.698927] netlink_rcv_skb+0x13e/0x3d0 [ 188.702974] ? lock_downgrade+0x860/0x860 [ 188.707114] ? rtnetlink_put_metrics+0x490/0x490 [ 188.711863] ? netlink_ack+0xa70/0xa70 [ 188.715744] ? netlink_deliver_tap+0x182/0xb00 [ 188.720318] rtnetlink_rcv+0x10/0x20 [ 188.724024] netlink_unicast+0x443/0x650 [ 188.728298] ? netlink_attachskb+0x6c0/0x6c0 [ 188.732790] ? _copy_from_iter_full+0x182/0x720 [ 188.737468] ? __check_object_size+0x1ef/0x310 [ 188.742049] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 188.747576] netlink_sendmsg+0x764/0xc60 [ 188.751731] ? netlink_unicast+0x650/0x650 [ 188.755965] ? apparmor_socket_sendmsg+0x1b/0x20 [ 188.760715] ? netlink_unicast+0x650/0x650 [ 188.764941] sock_sendmsg+0xb5/0xf0 [ 188.768643] ___sys_sendmsg+0x647/0x950 [ 188.772611] ? find_held_lock+0x36/0x1d0 [ 188.776659] ? copy_msghdr_from_user+0x430/0x430 [ 188.781423] ? __fget+0x278/0x400 [ 188.784884] ? kasan_check_read+0x11/0x20 [ 188.789036] ? __fget+0x295/0x400 [ 188.792537] ? expand_files.part.8+0x700/0x700 [ 188.797259] ? __f_unlock_pos+0xd/0x10 [ 188.801156] ? __fget_light+0x174/0x1e0 [ 188.805116] ? __fdget+0xe/0x10 [ 188.808382] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 188.813231] __sys_sendmsg+0xd9/0x180 [ 188.817014] ? __ia32_sys_shutdown+0x70/0x70 [ 188.821408] ? __sb_end_write+0xa4/0xd0 [ 188.825386] ? kasan_check_write+0x14/0x20 [ 188.829732] ? fput+0x18/0x120 [ 188.832938] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.838397] __x64_sys_sendmsg+0x73/0xb0 [ 188.842587] do_syscall_64+0xd0/0x4e0 [ 188.846479] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 188.851668] RIP: 0033:0x463d89 [ 188.854866] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 188.874663] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 188.882503] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 188.890259] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 188.897629] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 188.905310] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 188.912592] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 188.924883] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 188.956150] FAULT_INJECTION: forcing a failure. [ 188.956150] name failslab, interval 1, probability 0, space 0, times 0 [ 188.969040] CPU: 0 PID: 11242 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 188.976938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.986471] Call Trace: [ 188.989055] dump_stack+0x123/0x171 [ 188.992699] should_fail.cold.4+0x5/0xa [ 188.996672] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 189.001850] ? lock_downgrade+0x860/0x860 [ 189.006001] ? ___might_sleep+0x16b/0x270 [ 189.010144] __should_failslab+0xba/0xf0 [ 189.014213] should_failslab+0x9/0x20 [ 189.017998] kmem_cache_alloc_trace+0x2cb/0x740 [ 189.022650] ? qfq_change_class+0xa93/0x14e0 [ 189.027043] ? qfq_change_class+0xa93/0x14e0 [ 189.031463] ? __local_bh_enable_ip+0x160/0x260 [ 189.036120] qfq_change_class+0xad9/0x14e0 [ 189.040358] ? qfq_delete_class+0x2d0/0x2d0 [ 189.044679] ? nla_parse+0x197/0x280 [ 189.048382] tc_ctl_tclass+0x3e9/0xba0 [ 189.053154] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 189.058509] ? find_held_lock+0x36/0x1d0 [ 189.062585] rtnetlink_rcv_msg+0x34f/0x8f0 [ 189.066829] ? rtnetlink_put_metrics+0x490/0x490 [ 189.071855] ? find_held_lock+0x36/0x1d0 [ 189.076177] netlink_rcv_skb+0x13e/0x3d0 [ 189.080235] ? lock_downgrade+0x860/0x860 [ 189.084375] ? rtnetlink_put_metrics+0x490/0x490 [ 189.089138] ? netlink_ack+0xa70/0xa70 [ 189.093103] ? netlink_deliver_tap+0x182/0xb00 [ 189.097687] rtnetlink_rcv+0x10/0x20 [ 189.101388] netlink_unicast+0x443/0x650 [ 189.105447] ? netlink_attachskb+0x6c0/0x6c0 [ 189.109842] ? _copy_from_iter_full+0x182/0x720 [ 189.114505] ? __check_object_size+0x1ef/0x310 [ 189.119073] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 189.124603] netlink_sendmsg+0x764/0xc60 [ 189.128657] ? netlink_unicast+0x650/0x650 [ 189.132903] ? apparmor_socket_sendmsg+0x1b/0x20 [ 189.137651] ? netlink_unicast+0x650/0x650 [ 189.141877] sock_sendmsg+0xb5/0xf0 [ 189.145489] ___sys_sendmsg+0x647/0x950 [ 189.149462] ? find_held_lock+0x36/0x1d0 [ 189.153521] ? copy_msghdr_from_user+0x430/0x430 [ 189.158267] ? __fget+0x278/0x400 [ 189.161816] ? kasan_check_read+0x11/0x20 [ 189.165967] ? __fget+0x295/0x400 [ 189.169414] ? expand_files.part.8+0x700/0x700 [ 189.174131] ? __f_unlock_pos+0xd/0x10 [ 189.178026] ? __fget_light+0x174/0x1e0 [ 189.182011] ? __fdget+0xe/0x10 [ 189.185286] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 189.190218] __sys_sendmsg+0xd9/0x180 [ 189.194038] ? __ia32_sys_shutdown+0x70/0x70 [ 189.198556] ? __sb_end_write+0xa4/0xd0 [ 189.202529] ? kasan_check_write+0x14/0x20 [ 189.206746] ? fput+0x18/0x120 [ 189.210130] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.215498] __x64_sys_sendmsg+0x73/0xb0 [ 189.219566] do_syscall_64+0xd0/0x4e0 [ 189.223370] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.228574] RIP: 0033:0x463d89 [ 189.231775] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 189.250673] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 189.258365] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 189.266056] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 189.273311] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 189.280578] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 189.287847] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 189.296608] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 189.322389] FAULT_INJECTION: forcing a failure. [ 189.322389] name failslab, interval 1, probability 0, space 0, times 0 [ 189.340686] CPU: 1 PID: 11252 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 189.348633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.358251] Call Trace: [ 189.360888] dump_stack+0x123/0x171 [ 189.364680] should_fail.cold.4+0x5/0xa [ 189.368645] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 189.374345] ? lock_downgrade+0x860/0x860 [ 189.378494] ? ___might_sleep+0x16b/0x270 [ 189.382650] __should_failslab+0xba/0xf0 [ 189.386714] should_failslab+0x9/0x20 [ 189.390528] kmem_cache_alloc_trace+0x2cb/0x740 [ 189.395191] ? qfq_change_class+0xa93/0x14e0 [ 189.399942] ? qfq_change_class+0xa93/0x14e0 [ 189.404346] ? __local_bh_enable_ip+0x160/0x260 [ 189.409086] qfq_change_class+0xad9/0x14e0 [ 189.413406] ? qfq_delete_class+0x2d0/0x2d0 [ 189.417799] ? nla_parse+0x197/0x280 [ 189.421511] tc_ctl_tclass+0x3e9/0xba0 [ 189.425415] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 189.430503] ? find_held_lock+0x36/0x1d0 [ 189.434833] rtnetlink_rcv_msg+0x34f/0x8f0 [ 189.439079] ? rtnetlink_put_metrics+0x490/0x490 [ 189.443822] ? find_held_lock+0x36/0x1d0 [ 189.447871] netlink_rcv_skb+0x13e/0x3d0 [ 189.451935] ? lock_downgrade+0x860/0x860 [ 189.456076] ? rtnetlink_put_metrics+0x490/0x490 [ 189.460838] ? netlink_ack+0xa70/0xa70 [ 189.464754] ? netlink_deliver_tap+0x182/0xb00 [ 189.469341] rtnetlink_rcv+0x10/0x20 [ 189.473142] netlink_unicast+0x443/0x650 [ 189.477289] ? netlink_attachskb+0x6c0/0x6c0 [ 189.481694] ? _copy_from_iter_full+0x182/0x720 [ 189.486474] ? __check_object_size+0x1ef/0x310 [ 189.491156] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 189.496747] netlink_sendmsg+0x764/0xc60 [ 189.501045] ? netlink_unicast+0x650/0x650 [ 189.505278] ? apparmor_socket_sendmsg+0x1b/0x20 [ 189.510024] ? netlink_unicast+0x650/0x650 [ 189.514368] sock_sendmsg+0xb5/0xf0 [ 189.518097] ___sys_sendmsg+0x647/0x950 [ 189.522077] ? find_held_lock+0x36/0x1d0 [ 189.526146] ? copy_msghdr_from_user+0x430/0x430 [ 189.530888] ? __fget+0x278/0x400 [ 189.534496] ? kasan_check_read+0x11/0x20 [ 189.538639] ? __fget+0x295/0x400 [ 189.542090] ? expand_files.part.8+0x700/0x700 [ 189.546655] ? __f_unlock_pos+0xd/0x10 [ 189.550526] ? __fget_light+0x174/0x1e0 [ 189.554488] ? __fdget+0xe/0x10 [ 189.558098] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 189.563158] __sys_sendmsg+0xd9/0x180 [ 189.567039] ? __ia32_sys_shutdown+0x70/0x70 [ 189.571470] ? __sb_end_write+0xa4/0xd0 [ 189.575433] ? kasan_check_write+0x14/0x20 [ 189.579659] ? fput+0x18/0x120 [ 189.582852] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.588212] __x64_sys_sendmsg+0x73/0xb0 [ 189.592395] do_syscall_64+0xd0/0x4e0 [ 189.596210] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.601390] RIP: 0033:0x463d89 [ 189.604667] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 189.623578] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 189.631273] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 189.638527] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 189.645782] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 189.653053] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 189.660313] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 189.668547] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 189.685547] FAULT_INJECTION: forcing a failure. [ 189.685547] name failslab, interval 1, probability 0, space 0, times 0 [ 189.697805] CPU: 1 PID: 11262 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 189.706158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.715514] Call Trace: [ 189.718105] dump_stack+0x123/0x171 [ 189.721744] should_fail.cold.4+0x5/0xa [ 189.725728] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 189.730847] ? lock_downgrade+0x860/0x860 [ 189.734987] ? ___might_sleep+0x16b/0x270 [ 189.739128] __should_failslab+0xba/0xf0 [ 189.743192] should_failslab+0x9/0x20 [ 189.746974] kmem_cache_alloc_trace+0x2cb/0x740 [ 189.751654] ? qfq_change_class+0xa93/0x14e0 [ 189.756076] ? qfq_change_class+0xa93/0x14e0 [ 189.760559] ? __local_bh_enable_ip+0x160/0x260 [ 189.765227] qfq_change_class+0xad9/0x14e0 [ 189.769446] ? qfq_delete_class+0x2d0/0x2d0 [ 189.773763] ? nla_parse+0x197/0x280 [ 189.777502] tc_ctl_tclass+0x3e9/0xba0 [ 189.781439] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 189.786653] ? find_held_lock+0x36/0x1d0 [ 189.790710] rtnetlink_rcv_msg+0x34f/0x8f0 [ 189.796131] ? rtnetlink_put_metrics+0x490/0x490 [ 189.800911] ? find_held_lock+0x36/0x1d0 [ 189.804979] netlink_rcv_skb+0x13e/0x3d0 [ 189.809051] ? lock_downgrade+0x860/0x860 [ 189.813197] ? rtnetlink_put_metrics+0x490/0x490 [ 189.817942] ? netlink_ack+0xa70/0xa70 [ 189.821921] ? netlink_deliver_tap+0x182/0xb00 [ 189.826515] rtnetlink_rcv+0x10/0x20 [ 189.830221] netlink_unicast+0x443/0x650 [ 189.834301] ? netlink_attachskb+0x6c0/0x6c0 [ 189.838784] ? _copy_from_iter_full+0x182/0x720 [ 189.843442] ? __check_object_size+0x1ef/0x310 [ 189.848015] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 189.853671] netlink_sendmsg+0x764/0xc60 [ 189.857928] ? netlink_unicast+0x650/0x650 [ 189.862249] ? apparmor_socket_sendmsg+0x1b/0x20 [ 189.867017] ? netlink_unicast+0x650/0x650 [ 189.871349] sock_sendmsg+0xb5/0xf0 [ 189.875118] ___sys_sendmsg+0x647/0x950 [ 189.879085] ? find_held_lock+0x36/0x1d0 [ 189.883140] ? copy_msghdr_from_user+0x430/0x430 [ 189.888017] ? __fget+0x278/0x400 [ 189.891463] ? kasan_check_read+0x11/0x20 [ 189.895711] ? __fget+0x295/0x400 [ 189.899281] ? expand_files.part.8+0x700/0x700 [ 189.904319] ? __f_unlock_pos+0xd/0x10 [ 189.908201] ? __fget_light+0x174/0x1e0 [ 189.912180] ? __fdget+0xe/0x10 [ 189.915447] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 189.920278] __sys_sendmsg+0xd9/0x180 [ 189.924070] ? __ia32_sys_shutdown+0x70/0x70 [ 189.928466] ? __sb_end_write+0xa4/0xd0 [ 189.932427] ? kasan_check_write+0x14/0x20 [ 189.936648] ? fput+0x18/0x120 [ 189.939835] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.945185] __x64_sys_sendmsg+0x73/0xb0 [ 189.949233] do_syscall_64+0xd0/0x4e0 [ 189.953023] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 189.958198] RIP: 0033:0x463d89 [ 189.961372] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 189.980523] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 189.988216] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 189.995605] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 190.002948] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 190.010337] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 190.017781] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 190.027695] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 190.043337] FAULT_INJECTION: forcing a failure. [ 190.043337] name failslab, interval 1, probability 0, space 0, times 0 [ 190.055997] CPU: 1 PID: 11272 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 190.063902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.073262] Call Trace: [ 190.075853] dump_stack+0x123/0x171 [ 190.079487] should_fail.cold.4+0x5/0xa [ 190.083471] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 190.088621] ? lock_downgrade+0x860/0x860 [ 190.092828] ? ___might_sleep+0x16b/0x270 [ 190.097007] __should_failslab+0xba/0xf0 [ 190.101069] should_failslab+0x9/0x20 [ 190.104948] kmem_cache_alloc_trace+0x2cb/0x740 [ 190.109831] ? qfq_change_class+0xa93/0x14e0 [ 190.114240] ? qfq_change_class+0xa93/0x14e0 [ 190.118636] ? __local_bh_enable_ip+0x160/0x260 [ 190.123314] qfq_change_class+0xad9/0x14e0 [ 190.127555] ? qfq_delete_class+0x2d0/0x2d0 [ 190.131878] ? nla_parse+0x197/0x280 [ 190.135598] tc_ctl_tclass+0x3e9/0xba0 [ 190.139480] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 190.144958] ? find_held_lock+0x36/0x1d0 [ 190.149112] rtnetlink_rcv_msg+0x34f/0x8f0 [ 190.153543] ? rtnetlink_put_metrics+0x490/0x490 [ 190.158311] ? find_held_lock+0x36/0x1d0 [ 190.162362] netlink_rcv_skb+0x13e/0x3d0 [ 190.166432] ? lock_downgrade+0x860/0x860 [ 190.170575] ? rtnetlink_put_metrics+0x490/0x490 [ 190.175323] ? netlink_ack+0xa70/0xa70 [ 190.179203] ? netlink_deliver_tap+0x182/0xb00 [ 190.183772] rtnetlink_rcv+0x10/0x20 [ 190.187471] netlink_unicast+0x443/0x650 [ 190.191546] ? netlink_attachskb+0x6c0/0x6c0 [ 190.195937] ? _copy_from_iter_full+0x182/0x720 [ 190.200614] ? __check_object_size+0x1ef/0x310 [ 190.205180] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 190.210708] netlink_sendmsg+0x764/0xc60 [ 190.214769] ? netlink_unicast+0x650/0x650 [ 190.219005] ? apparmor_socket_sendmsg+0x1b/0x20 [ 190.223747] ? netlink_unicast+0x650/0x650 [ 190.227987] sock_sendmsg+0xb5/0xf0 [ 190.231614] ___sys_sendmsg+0x647/0x950 [ 190.235575] ? find_held_lock+0x36/0x1d0 [ 190.239619] ? copy_msghdr_from_user+0x430/0x430 [ 190.244357] ? __fget+0x278/0x400 [ 190.247797] ? kasan_check_read+0x11/0x20 [ 190.251942] ? __fget+0x295/0x400 [ 190.255402] ? expand_files.part.8+0x700/0x700 [ 190.259975] ? __f_unlock_pos+0xd/0x10 [ 190.263872] ? __fget_light+0x174/0x1e0 [ 190.267852] ? __fdget+0xe/0x10 [ 190.271116] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 190.275955] __sys_sendmsg+0xd9/0x180 [ 190.279766] ? __ia32_sys_shutdown+0x70/0x70 [ 190.284181] ? __sb_end_write+0xa4/0xd0 [ 190.288159] ? kasan_check_write+0x14/0x20 [ 190.292655] ? fput+0x18/0x120 [ 190.295838] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.301204] __x64_sys_sendmsg+0x73/0xb0 [ 190.305253] do_syscall_64+0xd0/0x4e0 [ 190.309039] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.314209] RIP: 0033:0x463d89 [ 190.317660] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 190.336710] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 190.344533] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 190.351804] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 190.359268] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 190.366540] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 190.373895] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 190.382572] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 190.404763] FAULT_INJECTION: forcing a failure. [ 190.404763] name failslab, interval 1, probability 0, space 0, times 0 [ 190.417453] CPU: 1 PID: 11282 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 190.425547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.434961] Call Trace: [ 190.437572] dump_stack+0x123/0x171 [ 190.441374] should_fail.cold.4+0x5/0xa [ 190.445463] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 190.450579] ? lock_downgrade+0x860/0x860 [ 190.454847] ? ___might_sleep+0x16b/0x270 [ 190.459084] __should_failslab+0xba/0xf0 [ 190.463341] should_failslab+0x9/0x20 [ 190.467253] kmem_cache_alloc_trace+0x2cb/0x740 [ 190.472071] ? qfq_change_class+0xa93/0x14e0 [ 190.476579] ? qfq_change_class+0xa93/0x14e0 [ 190.481271] ? __local_bh_enable_ip+0x160/0x260 [ 190.485973] qfq_change_class+0xad9/0x14e0 [ 190.490212] ? qfq_delete_class+0x2d0/0x2d0 [ 190.494550] ? nla_parse+0x197/0x280 [ 190.498262] tc_ctl_tclass+0x3e9/0xba0 [ 190.502137] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 190.507247] ? find_held_lock+0x36/0x1d0 [ 190.511320] rtnetlink_rcv_msg+0x34f/0x8f0 [ 190.515548] ? rtnetlink_put_metrics+0x490/0x490 [ 190.520311] ? find_held_lock+0x36/0x1d0 [ 190.524360] netlink_rcv_skb+0x13e/0x3d0 [ 190.528407] ? lock_downgrade+0x860/0x860 [ 190.532565] ? rtnetlink_put_metrics+0x490/0x490 [ 190.537322] ? netlink_ack+0xa70/0xa70 [ 190.541364] ? netlink_deliver_tap+0x182/0xb00 [ 190.546014] rtnetlink_rcv+0x10/0x20 [ 190.549728] netlink_unicast+0x443/0x650 [ 190.553814] ? netlink_attachskb+0x6c0/0x6c0 [ 190.558218] ? _copy_from_iter_full+0x182/0x720 [ 190.562897] ? __check_object_size+0x1ef/0x310 [ 190.567492] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 190.573246] netlink_sendmsg+0x764/0xc60 [ 190.577303] ? netlink_unicast+0x650/0x650 [ 190.581596] ? apparmor_socket_sendmsg+0x1b/0x20 [ 190.586441] ? netlink_unicast+0x650/0x650 [ 190.590774] sock_sendmsg+0xb5/0xf0 [ 190.594523] ___sys_sendmsg+0x647/0x950 [ 190.598492] ? find_held_lock+0x36/0x1d0 [ 190.602543] ? copy_msghdr_from_user+0x430/0x430 [ 190.607553] ? __fget+0x278/0x400 [ 190.611010] ? kasan_check_read+0x11/0x20 [ 190.615153] ? __fget+0x295/0x400 [ 190.618605] ? expand_files.part.8+0x700/0x700 [ 190.623185] ? __f_unlock_pos+0xd/0x10 [ 190.627057] ? __fget_light+0x174/0x1e0 [ 190.631025] ? __fdget+0xe/0x10 [ 190.634417] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 190.639386] __sys_sendmsg+0xd9/0x180 [ 190.643189] ? __ia32_sys_shutdown+0x70/0x70 [ 190.647674] ? __sb_end_write+0xa4/0xd0 [ 190.651643] ? kasan_check_write+0x14/0x20 [ 190.655878] ? fput+0x18/0x120 [ 190.659072] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.664437] __x64_sys_sendmsg+0x73/0xb0 [ 190.668502] do_syscall_64+0xd0/0x4e0 [ 190.672298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 190.677572] RIP: 0033:0x463d89 [ 190.680977] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 190.699875] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 190.707574] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 190.714935] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 190.722204] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 2021/05/24 20:54:21 executed programs: 417 [ 190.729474] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 190.736737] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 190.748032] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 190.783944] FAULT_INJECTION: forcing a failure. [ 190.783944] name failslab, interval 1, probability 0, space 0, times 0 [ 190.796284] CPU: 0 PID: 11301 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 190.804672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.814392] Call Trace: [ 190.816974] dump_stack+0x123/0x171 [ 190.820607] should_fail.cold.4+0x5/0xa [ 190.824572] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 190.829681] ? lock_downgrade+0x860/0x860 [ 190.833845] ? ___might_sleep+0x16b/0x270 [ 190.837981] __should_failslab+0xba/0xf0 [ 190.842039] should_failslab+0x9/0x20 [ 190.845824] kmem_cache_alloc_trace+0x2cb/0x740 [ 190.850490] ? qfq_change_class+0xa93/0x14e0 [ 190.854914] ? qfq_change_class+0xa93/0x14e0 [ 190.859338] ? __local_bh_enable_ip+0x160/0x260 [ 190.864021] qfq_change_class+0xad9/0x14e0 [ 190.868250] ? qfq_delete_class+0x2d0/0x2d0 [ 190.872573] ? nla_parse+0x197/0x280 [ 190.876300] tc_ctl_tclass+0x3e9/0xba0 [ 190.880183] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 190.885280] ? find_held_lock+0x36/0x1d0 [ 190.889359] rtnetlink_rcv_msg+0x34f/0x8f0 [ 190.893591] ? rtnetlink_put_metrics+0x490/0x490 [ 190.898333] ? find_held_lock+0x36/0x1d0 [ 190.902381] netlink_rcv_skb+0x13e/0x3d0 [ 190.906421] ? lock_downgrade+0x860/0x860 [ 190.910564] ? rtnetlink_put_metrics+0x490/0x490 [ 190.915319] ? netlink_ack+0xa70/0xa70 [ 190.919425] ? netlink_deliver_tap+0x182/0xb00 [ 190.924311] rtnetlink_rcv+0x10/0x20 [ 190.928028] netlink_unicast+0x443/0x650 [ 190.932169] ? netlink_attachskb+0x6c0/0x6c0 [ 190.936561] ? _copy_from_iter_full+0x182/0x720 [ 190.941218] ? __check_object_size+0x1ef/0x310 [ 190.945784] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 190.951340] netlink_sendmsg+0x764/0xc60 [ 190.955409] ? netlink_unicast+0x650/0x650 [ 190.959640] ? apparmor_socket_sendmsg+0x1b/0x20 [ 190.964386] ? netlink_unicast+0x650/0x650 [ 190.968844] sock_sendmsg+0xb5/0xf0 [ 190.972465] ___sys_sendmsg+0x647/0x950 [ 190.976433] ? find_held_lock+0x36/0x1d0 [ 190.980575] ? copy_msghdr_from_user+0x430/0x430 [ 190.985326] ? __fget+0x278/0x400 [ 190.988784] ? kasan_check_read+0x11/0x20 [ 190.992922] ? __fget+0x295/0x400 [ 190.996362] ? expand_files.part.8+0x700/0x700 [ 191.000937] ? __f_unlock_pos+0xd/0x10 [ 191.004904] ? __fget_light+0x174/0x1e0 [ 191.008873] ? __fdget+0xe/0x10 [ 191.012145] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 191.017048] __sys_sendmsg+0xd9/0x180 [ 191.020958] ? __ia32_sys_shutdown+0x70/0x70 [ 191.025366] ? __sb_end_write+0xa4/0xd0 [ 191.029343] ? kasan_check_write+0x14/0x20 [ 191.033593] ? fput+0x18/0x120 [ 191.036775] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.042257] __x64_sys_sendmsg+0x73/0xb0 [ 191.046307] do_syscall_64+0xd0/0x4e0 [ 191.050102] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.055369] RIP: 0033:0x463d89 [ 191.058548] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 191.078019] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 191.085712] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 191.092987] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 191.100257] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 191.107605] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 191.114874] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 191.123476] FAULT_INJECTION: forcing a failure. [ 191.123476] name failslab, interval 1, probability 0, space 0, times 0 [ 191.136168] CPU: 0 PID: 11302 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 191.144070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.153430] Call Trace: [ 191.156023] dump_stack+0x123/0x171 [ 191.159655] should_fail.cold.4+0x5/0xa [ 191.163640] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 191.168755] ? lock_downgrade+0x860/0x860 [ 191.172910] ? ___might_sleep+0x16b/0x270 [ 191.177273] __should_failslab+0xba/0xf0 [ 191.181346] should_failslab+0x9/0x20 [ 191.185157] kmem_cache_alloc_trace+0x2cb/0x740 [ 191.189917] ? qfq_change_class+0xa93/0x14e0 [ 191.194337] ? qfq_change_class+0xa93/0x14e0 [ 191.198761] ? __local_bh_enable_ip+0x160/0x260 [ 191.203424] qfq_change_class+0xad9/0x14e0 [ 191.207661] ? qfq_delete_class+0x2d0/0x2d0 [ 191.211986] ? nla_parse+0x197/0x280 [ 191.215693] tc_ctl_tclass+0x3e9/0xba0 [ 191.219584] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 191.224689] ? find_held_lock+0x36/0x1d0 [ 191.228915] rtnetlink_rcv_msg+0x34f/0x8f0 [ 191.233149] ? rtnetlink_put_metrics+0x490/0x490 [ 191.238006] ? find_held_lock+0x36/0x1d0 [ 191.242068] netlink_rcv_skb+0x13e/0x3d0 [ 191.246115] ? lock_downgrade+0x860/0x860 [ 191.250260] ? rtnetlink_put_metrics+0x490/0x490 [ 191.255024] ? netlink_ack+0xa70/0xa70 [ 191.258908] ? netlink_deliver_tap+0x182/0xb00 [ 191.263633] rtnetlink_rcv+0x10/0x20 [ 191.267359] netlink_unicast+0x443/0x650 [ 191.271413] ? netlink_attachskb+0x6c0/0x6c0 [ 191.275809] ? _copy_from_iter_full+0x182/0x720 [ 191.280506] ? __check_object_size+0x1ef/0x310 [ 191.285083] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 191.290630] netlink_sendmsg+0x764/0xc60 [ 191.294785] ? netlink_unicast+0x650/0x650 [ 191.299014] ? apparmor_socket_sendmsg+0x1b/0x20 [ 191.303819] ? netlink_unicast+0x650/0x650 [ 191.308054] sock_sendmsg+0xb5/0xf0 [ 191.311676] ___sys_sendmsg+0x647/0x950 [ 191.315804] ? find_held_lock+0x36/0x1d0 [ 191.319887] ? copy_msghdr_from_user+0x430/0x430 [ 191.324656] ? __fget+0x278/0x400 [ 191.328132] ? kasan_check_read+0x11/0x20 [ 191.332291] ? __fget+0x295/0x400 [ 191.335732] ? expand_files.part.8+0x700/0x700 [ 191.340326] ? __f_unlock_pos+0xd/0x10 [ 191.344216] ? __fget_light+0x174/0x1e0 [ 191.348196] ? __fdget+0xe/0x10 [ 191.351481] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 191.356506] __sys_sendmsg+0xd9/0x180 [ 191.360328] ? __ia32_sys_shutdown+0x70/0x70 [ 191.364728] ? __sb_end_write+0xa4/0xd0 [ 191.368715] ? kasan_check_write+0x14/0x20 [ 191.372952] ? fput+0x18/0x120 [ 191.376147] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.381661] __x64_sys_sendmsg+0x73/0xb0 [ 191.385726] do_syscall_64+0xd0/0x4e0 [ 191.389620] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.394911] RIP: 0033:0x463d89 [ 191.398093] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 191.417790] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 191.425831] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 191.433116] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 191.440397] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 191.447688] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 191.454955] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 191.469713] FAULT_INJECTION: forcing a failure. [ 191.469713] name failslab, interval 1, probability 0, space 0, times 0 [ 191.483237] CPU: 0 PID: 11312 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 191.491152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.500675] Call Trace: [ 191.503273] dump_stack+0x123/0x171 [ 191.506909] should_fail.cold.4+0x5/0xa [ 191.510890] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 191.516002] ? lock_downgrade+0x860/0x860 [ 191.520171] ? ___might_sleep+0x16b/0x270 [ 191.524330] __should_failslab+0xba/0xf0 [ 191.528404] should_failslab+0x9/0x20 [ 191.532213] kmem_cache_alloc_trace+0x2cb/0x740 [ 191.536884] ? qfq_change_class+0xa93/0x14e0 [ 191.541288] ? qfq_change_class+0xa93/0x14e0 [ 191.545681] ? __local_bh_enable_ip+0x160/0x260 [ 191.550350] qfq_change_class+0xad9/0x14e0 [ 191.554583] ? qfq_delete_class+0x2d0/0x2d0 [ 191.558910] ? nla_parse+0x197/0x280 [ 191.562638] tc_ctl_tclass+0x3e9/0xba0 [ 191.566608] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 191.571706] ? find_held_lock+0x36/0x1d0 [ 191.575786] rtnetlink_rcv_msg+0x34f/0x8f0 [ 191.580015] ? rtnetlink_put_metrics+0x490/0x490 [ 191.584777] ? find_held_lock+0x36/0x1d0 [ 191.588838] netlink_rcv_skb+0x13e/0x3d0 [ 191.592915] ? lock_downgrade+0x860/0x860 [ 191.597061] ? rtnetlink_put_metrics+0x490/0x490 [ 191.601994] ? netlink_ack+0xa70/0xa70 [ 191.605960] ? netlink_deliver_tap+0x182/0xb00 [ 191.610579] rtnetlink_rcv+0x10/0x20 [ 191.614287] netlink_unicast+0x443/0x650 [ 191.618347] ? netlink_attachskb+0x6c0/0x6c0 [ 191.623140] ? _copy_from_iter_full+0x182/0x720 [ 191.627896] ? __check_object_size+0x1ef/0x310 [ 191.632481] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 191.638031] netlink_sendmsg+0x764/0xc60 [ 191.642095] ? netlink_unicast+0x650/0x650 [ 191.646343] ? apparmor_socket_sendmsg+0x1b/0x20 [ 191.651085] ? netlink_unicast+0x650/0x650 [ 191.655308] sock_sendmsg+0xb5/0xf0 [ 191.658929] ___sys_sendmsg+0x647/0x950 [ 191.662898] ? find_held_lock+0x36/0x1d0 [ 191.666952] ? copy_msghdr_from_user+0x430/0x430 [ 191.671806] ? __fget+0x278/0x400 [ 191.675268] ? kasan_check_read+0x11/0x20 [ 191.679417] ? __fget+0x295/0x400 [ 191.682862] ? expand_files.part.8+0x700/0x700 [ 191.687442] ? __f_unlock_pos+0xd/0x10 [ 191.691326] ? __fget_light+0x174/0x1e0 [ 191.695288] ? __fdget+0xe/0x10 [ 191.698561] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 191.703398] __sys_sendmsg+0xd9/0x180 [ 191.707194] ? __ia32_sys_shutdown+0x70/0x70 [ 191.711593] ? __sb_end_write+0xa4/0xd0 [ 191.715553] ? kasan_check_write+0x14/0x20 [ 191.719776] ? fput+0x18/0x120 [ 191.722960] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.728320] __x64_sys_sendmsg+0x73/0xb0 [ 191.732376] do_syscall_64+0xd0/0x4e0 [ 191.736176] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 191.741359] RIP: 0033:0x463d89 [ 191.744540] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 191.763427] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 191.771189] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 191.778761] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 191.786136] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 191.793685] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 191.801568] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 191.816837] FAULT_INJECTION: forcing a failure. [ 191.816837] name failslab, interval 1, probability 0, space 0, times 0 [ 191.830175] CPU: 0 PID: 11322 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 191.838088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.847442] Call Trace: [ 191.850033] dump_stack+0x123/0x171 [ 191.853667] should_fail.cold.4+0x5/0xa [ 191.857646] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 191.862775] ? lock_downgrade+0x860/0x860 [ 191.866928] ? ___might_sleep+0x16b/0x270 [ 191.871088] __should_failslab+0xba/0xf0 [ 191.875162] should_failslab+0x9/0x20 [ 191.878968] kmem_cache_alloc_trace+0x2cb/0x740 [ 191.883642] ? qfq_change_class+0xa93/0x14e0 [ 191.888407] ? qfq_change_class+0xa93/0x14e0 [ 191.892817] ? __local_bh_enable_ip+0x160/0x260 [ 191.897489] qfq_change_class+0xad9/0x14e0 [ 191.901750] ? qfq_delete_class+0x2d0/0x2d0 [ 191.906057] ? nla_parse+0x197/0x280 [ 191.909779] tc_ctl_tclass+0x3e9/0xba0 [ 191.913655] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 191.918852] ? find_held_lock+0x36/0x1d0 [ 191.922931] rtnetlink_rcv_msg+0x34f/0x8f0 [ 191.927160] ? rtnetlink_put_metrics+0x490/0x490 [ 191.931910] ? find_held_lock+0x36/0x1d0 [ 191.935974] netlink_rcv_skb+0x13e/0x3d0 [ 191.940038] ? lock_downgrade+0x860/0x860 [ 191.944188] ? rtnetlink_put_metrics+0x490/0x490 [ 191.948935] ? netlink_ack+0xa70/0xa70 [ 191.952817] ? netlink_deliver_tap+0x182/0xb00 [ 191.957428] rtnetlink_rcv+0x10/0x20 [ 191.961137] netlink_unicast+0x443/0x650 [ 191.965225] ? netlink_attachskb+0x6c0/0x6c0 [ 191.969643] ? _copy_from_iter_full+0x182/0x720 [ 191.974301] ? __check_object_size+0x1ef/0x310 [ 191.978870] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 191.984405] netlink_sendmsg+0x764/0xc60 [ 191.988464] ? netlink_unicast+0x650/0x650 [ 191.992697] ? apparmor_socket_sendmsg+0x1b/0x20 [ 191.997458] ? netlink_unicast+0x650/0x650 [ 192.001709] sock_sendmsg+0xb5/0xf0 [ 192.005329] ___sys_sendmsg+0x647/0x950 [ 192.009518] ? find_held_lock+0x36/0x1d0 [ 192.013598] ? copy_msghdr_from_user+0x430/0x430 [ 192.018350] ? __fget+0x278/0x400 [ 192.021805] ? kasan_check_read+0x11/0x20 [ 192.025944] ? __fget+0x295/0x400 [ 192.029407] ? expand_files.part.8+0x700/0x700 [ 192.033980] ? __f_unlock_pos+0xd/0x10 [ 192.037897] ? __fget_light+0x174/0x1e0 [ 192.041863] ? __fdget+0xe/0x10 [ 192.045134] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 192.049972] __sys_sendmsg+0xd9/0x180 [ 192.053757] ? __ia32_sys_shutdown+0x70/0x70 [ 192.058173] ? __sb_end_write+0xa4/0xd0 [ 192.062145] ? kasan_check_write+0x14/0x20 [ 192.066512] ? fput+0x18/0x120 [ 192.069728] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.075098] __x64_sys_sendmsg+0x73/0xb0 [ 192.079199] do_syscall_64+0xd0/0x4e0 [ 192.083014] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.088208] RIP: 0033:0x463d89 [ 192.091391] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 192.110309] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 192.118009] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 192.125273] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 192.132532] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 192.139795] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 192.147066] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 192.162056] FAULT_INJECTION: forcing a failure. [ 192.162056] name failslab, interval 1, probability 0, space 0, times 0 [ 192.175544] CPU: 0 PID: 11332 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 192.183459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.192820] Call Trace: [ 192.195409] dump_stack+0x123/0x171 [ 192.199045] should_fail.cold.4+0x5/0xa [ 192.203025] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 192.208167] ? lock_downgrade+0x860/0x860 [ 192.212319] ? ___might_sleep+0x16b/0x270 [ 192.216482] __should_failslab+0xba/0xf0 [ 192.220551] should_failslab+0x9/0x20 [ 192.224490] kmem_cache_alloc_trace+0x2cb/0x740 [ 192.229149] ? qfq_change_class+0xa93/0x14e0 [ 192.233641] ? qfq_change_class+0xa93/0x14e0 [ 192.238067] ? __local_bh_enable_ip+0x160/0x260 [ 192.242848] qfq_change_class+0xad9/0x14e0 [ 192.247077] ? qfq_delete_class+0x2d0/0x2d0 [ 192.251417] ? nla_parse+0x197/0x280 [ 192.255124] tc_ctl_tclass+0x3e9/0xba0 [ 192.259032] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 192.264128] ? find_held_lock+0x36/0x1d0 [ 192.268194] rtnetlink_rcv_msg+0x34f/0x8f0 [ 192.272421] ? rtnetlink_put_metrics+0x490/0x490 [ 192.277181] ? find_held_lock+0x36/0x1d0 [ 192.281240] netlink_rcv_skb+0x13e/0x3d0 [ 192.285294] ? lock_downgrade+0x860/0x860 [ 192.289431] ? rtnetlink_put_metrics+0x490/0x490 [ 192.294176] ? netlink_ack+0xa70/0xa70 [ 192.298058] ? netlink_deliver_tap+0x182/0xb00 [ 192.302633] rtnetlink_rcv+0x10/0x20 [ 192.306345] netlink_unicast+0x443/0x650 [ 192.310404] ? netlink_attachskb+0x6c0/0x6c0 [ 192.314807] ? _copy_from_iter_full+0x182/0x720 [ 192.319472] ? __check_object_size+0x1ef/0x310 [ 192.324050] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 192.329835] netlink_sendmsg+0x764/0xc60 [ 192.333934] ? netlink_unicast+0x650/0x650 [ 192.338346] ? apparmor_socket_sendmsg+0x1b/0x20 [ 192.343102] ? netlink_unicast+0x650/0x650 [ 192.347333] sock_sendmsg+0xb5/0xf0 [ 192.350977] ___sys_sendmsg+0x647/0x950 [ 192.354956] ? find_held_lock+0x36/0x1d0 [ 192.359014] ? copy_msghdr_from_user+0x430/0x430 [ 192.363774] ? __fget+0x278/0x400 [ 192.367220] ? kasan_check_read+0x11/0x20 [ 192.371620] ? __fget+0x295/0x400 [ 192.375066] ? expand_files.part.8+0x700/0x700 [ 192.379632] ? __f_unlock_pos+0xd/0x10 [ 192.383619] ? __fget_light+0x174/0x1e0 [ 192.387590] ? __fdget+0xe/0x10 [ 192.390860] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 192.395695] __sys_sendmsg+0xd9/0x180 [ 192.399488] ? __ia32_sys_shutdown+0x70/0x70 [ 192.403885] ? __sb_end_write+0xa4/0xd0 [ 192.407940] ? kasan_check_write+0x14/0x20 [ 192.412169] ? fput+0x18/0x120 [ 192.415366] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.420774] __x64_sys_sendmsg+0x73/0xb0 [ 192.424843] do_syscall_64+0xd0/0x4e0 [ 192.428642] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.433837] RIP: 0033:0x463d89 [ 192.437034] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 192.455933] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 192.463723] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 192.470992] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 192.478506] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 192.485771] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 192.493177] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 192.510064] nla_parse: 4 callbacks suppressed [ 192.510068] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 192.544019] FAULT_INJECTION: forcing a failure. [ 192.544019] name failslab, interval 1, probability 0, space 0, times 0 [ 192.560029] CPU: 1 PID: 11346 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 192.568200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.578227] Call Trace: [ 192.580809] dump_stack+0x123/0x171 [ 192.584431] should_fail.cold.4+0x5/0xa [ 192.588426] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 192.593741] ? lock_downgrade+0x860/0x860 [ 192.597880] ? ___might_sleep+0x16b/0x270 [ 192.602014] __should_failslab+0xba/0xf0 [ 192.606267] should_failslab+0x9/0x20 [ 192.610108] kmem_cache_alloc_trace+0x2cb/0x740 [ 192.614857] ? qfq_change_class+0xa93/0x14e0 [ 192.619461] ? qfq_change_class+0xa93/0x14e0 [ 192.623867] ? __local_bh_enable_ip+0x160/0x260 [ 192.628634] qfq_change_class+0xad9/0x14e0 [ 192.633166] ? qfq_delete_class+0x2d0/0x2d0 [ 192.637497] ? nla_parse+0x197/0x280 [ 192.641297] tc_ctl_tclass+0x3e9/0xba0 [ 192.645169] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 192.650268] ? find_held_lock+0x36/0x1d0 [ 192.654319] rtnetlink_rcv_msg+0x34f/0x8f0 [ 192.658550] ? rtnetlink_put_metrics+0x490/0x490 [ 192.663393] ? find_held_lock+0x36/0x1d0 [ 192.667454] netlink_rcv_skb+0x13e/0x3d0 [ 192.671498] ? lock_downgrade+0x860/0x860 [ 192.675632] ? rtnetlink_put_metrics+0x490/0x490 [ 192.680736] ? netlink_ack+0xa70/0xa70 [ 192.684646] ? netlink_deliver_tap+0x182/0xb00 [ 192.689247] rtnetlink_rcv+0x10/0x20 [ 192.692943] netlink_unicast+0x443/0x650 [ 192.697249] ? netlink_attachskb+0x6c0/0x6c0 [ 192.701656] ? _copy_from_iter_full+0x182/0x720 [ 192.706322] ? __check_object_size+0x1ef/0x310 [ 192.710899] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 192.716532] netlink_sendmsg+0x764/0xc60 [ 192.720582] ? netlink_unicast+0x650/0x650 [ 192.724914] ? apparmor_socket_sendmsg+0x1b/0x20 [ 192.729920] ? netlink_unicast+0x650/0x650 [ 192.734159] sock_sendmsg+0xb5/0xf0 [ 192.737781] ___sys_sendmsg+0x647/0x950 [ 192.741761] ? find_held_lock+0x36/0x1d0 [ 192.746266] ? copy_msghdr_from_user+0x430/0x430 [ 192.751364] ? __fget+0x278/0x400 [ 192.754807] ? kasan_check_read+0x11/0x20 [ 192.758949] ? __fget+0x295/0x400 [ 192.762396] ? expand_files.part.8+0x700/0x700 [ 192.768149] ? __f_unlock_pos+0xd/0x10 [ 192.772023] ? __fget_light+0x174/0x1e0 [ 192.776421] ? __fdget+0xe/0x10 [ 192.779694] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 192.784629] __sys_sendmsg+0xd9/0x180 [ 192.788443] ? __ia32_sys_shutdown+0x70/0x70 [ 192.792855] ? __sb_end_write+0xa4/0xd0 [ 192.796820] ? kasan_check_write+0x14/0x20 [ 192.801061] ? fput+0x18/0x120 [ 192.804252] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.809783] __x64_sys_sendmsg+0x73/0xb0 [ 192.813921] do_syscall_64+0xd0/0x4e0 [ 192.817711] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 192.824111] RIP: 0033:0x463d89 [ 192.827471] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 192.846669] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 192.854554] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 192.861824] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 192.869165] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 192.876459] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 192.883919] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 192.902053] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 192.926765] FAULT_INJECTION: forcing a failure. [ 192.926765] name failslab, interval 1, probability 0, space 0, times 0 [ 192.943506] CPU: 1 PID: 11352 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 192.951429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.960958] Call Trace: [ 192.963553] dump_stack+0x123/0x171 [ 192.967171] should_fail.cold.4+0x5/0xa [ 192.971234] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 192.976590] ? lock_downgrade+0x860/0x860 [ 192.980952] ? ___might_sleep+0x16b/0x270 [ 192.985122] __should_failslab+0xba/0xf0 [ 192.989180] should_failslab+0x9/0x20 [ 192.992972] kmem_cache_alloc_trace+0x2cb/0x740 [ 192.997636] ? qfq_change_class+0xa93/0x14e0 [ 193.002051] ? qfq_change_class+0xa93/0x14e0 [ 193.006446] ? __local_bh_enable_ip+0x160/0x260 [ 193.011108] qfq_change_class+0xad9/0x14e0 [ 193.015708] ? qfq_delete_class+0x2d0/0x2d0 [ 193.020054] ? nla_parse+0x197/0x280 [ 193.023763] tc_ctl_tclass+0x3e9/0xba0 [ 193.027837] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 193.033041] ? find_held_lock+0x36/0x1d0 [ 193.037133] rtnetlink_rcv_msg+0x34f/0x8f0 [ 193.041354] ? rtnetlink_put_metrics+0x490/0x490 [ 193.046126] ? find_held_lock+0x36/0x1d0 [ 193.050270] netlink_rcv_skb+0x13e/0x3d0 [ 193.054322] ? lock_downgrade+0x860/0x860 [ 193.058541] ? rtnetlink_put_metrics+0x490/0x490 [ 193.063281] ? netlink_ack+0xa70/0xa70 [ 193.067241] ? netlink_deliver_tap+0x182/0xb00 [ 193.071811] rtnetlink_rcv+0x10/0x20 [ 193.075520] netlink_unicast+0x443/0x650 [ 193.079588] ? netlink_attachskb+0x6c0/0x6c0 [ 193.084074] ? _copy_from_iter_full+0x182/0x720 [ 193.088734] ? __check_object_size+0x1ef/0x310 [ 193.093428] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 193.099135] netlink_sendmsg+0x764/0xc60 [ 193.103205] ? netlink_unicast+0x650/0x650 [ 193.107487] ? apparmor_socket_sendmsg+0x1b/0x20 [ 193.112235] ? netlink_unicast+0x650/0x650 [ 193.116483] sock_sendmsg+0xb5/0xf0 [ 193.120245] ___sys_sendmsg+0x647/0x950 [ 193.124213] ? find_held_lock+0x36/0x1d0 [ 193.128266] ? copy_msghdr_from_user+0x430/0x430 [ 193.133464] ? __fget+0x278/0x400 [ 193.136928] ? kasan_check_read+0x11/0x20 [ 193.141066] ? __fget+0x295/0x400 [ 193.144518] ? expand_files.part.8+0x700/0x700 [ 193.149135] ? __f_unlock_pos+0xd/0x10 [ 193.153064] ? __fget_light+0x174/0x1e0 [ 193.157040] ? __fdget+0xe/0x10 [ 193.160336] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 193.165171] __sys_sendmsg+0xd9/0x180 [ 193.168979] ? __ia32_sys_shutdown+0x70/0x70 [ 193.173382] ? __sb_end_write+0xa4/0xd0 [ 193.177352] ? kasan_check_write+0x14/0x20 [ 193.181668] ? fput+0x18/0x120 [ 193.184848] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.190270] __x64_sys_sendmsg+0x73/0xb0 [ 193.194358] do_syscall_64+0xd0/0x4e0 [ 193.198148] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.203337] RIP: 0033:0x463d89 [ 193.206520] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 193.225411] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 193.233115] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 193.240376] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 193.247821] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 193.255519] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 193.262873] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 193.280715] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 193.301971] FAULT_INJECTION: forcing a failure. [ 193.301971] name failslab, interval 1, probability 0, space 0, times 0 [ 193.315889] CPU: 1 PID: 11362 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 193.323821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.333168] Call Trace: [ 193.335743] dump_stack+0x123/0x171 [ 193.339356] should_fail.cold.4+0x5/0xa [ 193.343323] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 193.348551] ? lock_downgrade+0x860/0x860 [ 193.352743] ? ___might_sleep+0x16b/0x270 [ 193.357175] __should_failslab+0xba/0xf0 [ 193.362098] should_failslab+0x9/0x20 [ 193.366435] kmem_cache_alloc_trace+0x2cb/0x740 [ 193.371603] ? qfq_change_class+0xa93/0x14e0 [ 193.376159] ? qfq_change_class+0xa93/0x14e0 [ 193.380658] ? __local_bh_enable_ip+0x160/0x260 [ 193.385318] qfq_change_class+0xad9/0x14e0 [ 193.389564] ? qfq_delete_class+0x2d0/0x2d0 [ 193.393968] ? nla_parse+0x197/0x280 [ 193.397761] tc_ctl_tclass+0x3e9/0xba0 [ 193.402545] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 193.407650] ? find_held_lock+0x36/0x1d0 [ 193.411712] rtnetlink_rcv_msg+0x34f/0x8f0 [ 193.415964] ? rtnetlink_put_metrics+0x490/0x490 [ 193.420729] ? find_held_lock+0x36/0x1d0 [ 193.424802] netlink_rcv_skb+0x13e/0x3d0 [ 193.428849] ? lock_downgrade+0x860/0x860 [ 193.433001] ? rtnetlink_put_metrics+0x490/0x490 [ 193.437826] ? netlink_ack+0xa70/0xa70 [ 193.441697] ? netlink_deliver_tap+0x182/0xb00 [ 193.446262] rtnetlink_rcv+0x10/0x20 [ 193.450054] netlink_unicast+0x443/0x650 [ 193.454101] ? netlink_attachskb+0x6c0/0x6c0 [ 193.458928] ? _copy_from_iter_full+0x182/0x720 [ 193.463774] ? __check_object_size+0x1ef/0x310 [ 193.468611] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 193.474165] netlink_sendmsg+0x764/0xc60 [ 193.478225] ? netlink_unicast+0x650/0x650 [ 193.482457] ? apparmor_socket_sendmsg+0x1b/0x20 [ 193.487216] ? netlink_unicast+0x650/0x650 [ 193.491464] sock_sendmsg+0xb5/0xf0 [ 193.495101] ___sys_sendmsg+0x647/0x950 [ 193.499136] ? find_held_lock+0x36/0x1d0 [ 193.503275] ? copy_msghdr_from_user+0x430/0x430 [ 193.508018] ? __fget+0x278/0x400 [ 193.511462] ? kasan_check_read+0x11/0x20 [ 193.515629] ? __fget+0x295/0x400 [ 193.519087] ? expand_files.part.8+0x700/0x700 [ 193.523822] ? __f_unlock_pos+0xd/0x10 [ 193.527703] ? __fget_light+0x174/0x1e0 [ 193.531664] ? __fdget+0xe/0x10 [ 193.535029] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 193.539900] __sys_sendmsg+0xd9/0x180 [ 193.543688] ? __ia32_sys_shutdown+0x70/0x70 [ 193.548082] ? __sb_end_write+0xa4/0xd0 [ 193.552039] ? kasan_check_write+0x14/0x20 [ 193.556257] ? fput+0x18/0x120 [ 193.559448] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.564904] __x64_sys_sendmsg+0x73/0xb0 [ 193.568957] do_syscall_64+0xd0/0x4e0 [ 193.572867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.578040] RIP: 0033:0x463d89 [ 193.581318] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 193.600206] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 193.607913] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 193.615170] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 193.622448] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 193.629702] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 193.637077] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 193.656083] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 193.675807] FAULT_INJECTION: forcing a failure. [ 193.675807] name failslab, interval 1, probability 0, space 0, times 0 [ 193.695156] CPU: 1 PID: 11372 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 193.703057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.712495] Call Trace: [ 193.715115] dump_stack+0x123/0x171 [ 193.718745] should_fail.cold.4+0x5/0xa [ 193.722716] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 193.728075] ? lock_downgrade+0x860/0x860 [ 193.732208] ? ___might_sleep+0x16b/0x270 [ 193.736430] __should_failslab+0xba/0xf0 [ 193.740486] should_failslab+0x9/0x20 [ 193.744284] kmem_cache_alloc_trace+0x2cb/0x740 [ 193.748948] ? qfq_change_class+0xa93/0x14e0 [ 193.753359] ? qfq_change_class+0xa93/0x14e0 [ 193.757760] ? __local_bh_enable_ip+0x160/0x260 [ 193.762540] qfq_change_class+0xad9/0x14e0 [ 193.766772] ? qfq_delete_class+0x2d0/0x2d0 [ 193.771098] ? nla_parse+0x197/0x280 [ 193.774809] tc_ctl_tclass+0x3e9/0xba0 [ 193.778697] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 193.783896] ? find_held_lock+0x36/0x1d0 [ 193.788086] rtnetlink_rcv_msg+0x34f/0x8f0 [ 193.792319] ? rtnetlink_put_metrics+0x490/0x490 [ 193.797065] ? find_held_lock+0x36/0x1d0 [ 193.801206] netlink_rcv_skb+0x13e/0x3d0 [ 193.805265] ? lock_downgrade+0x860/0x860 [ 193.809412] ? rtnetlink_put_metrics+0x490/0x490 [ 193.814281] ? netlink_ack+0xa70/0xa70 [ 193.818305] ? netlink_deliver_tap+0x182/0xb00 [ 193.822993] rtnetlink_rcv+0x10/0x20 [ 193.826695] netlink_unicast+0x443/0x650 [ 193.830743] ? netlink_attachskb+0x6c0/0x6c0 [ 193.835143] ? _copy_from_iter_full+0x182/0x720 [ 193.839808] ? __check_object_size+0x1ef/0x310 [ 193.844393] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 193.849942] netlink_sendmsg+0x764/0xc60 [ 193.854452] ? netlink_unicast+0x650/0x650 [ 193.858679] ? apparmor_socket_sendmsg+0x1b/0x20 [ 193.863423] ? netlink_unicast+0x650/0x650 [ 193.867653] sock_sendmsg+0xb5/0xf0 [ 193.871271] ___sys_sendmsg+0x647/0x950 [ 193.875248] ? find_held_lock+0x36/0x1d0 [ 193.879294] ? copy_msghdr_from_user+0x430/0x430 [ 193.884072] ? __fget+0x278/0x400 [ 193.887640] ? kasan_check_read+0x11/0x20 [ 193.891859] ? __fget+0x295/0x400 [ 193.895302] ? expand_files.part.8+0x700/0x700 [ 193.899872] ? __f_unlock_pos+0xd/0x10 [ 193.903751] ? __fget_light+0x174/0x1e0 [ 193.907713] ? __fdget+0xe/0x10 [ 193.910979] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 193.915827] __sys_sendmsg+0xd9/0x180 [ 193.919619] ? __ia32_sys_shutdown+0x70/0x70 [ 193.924014] ? __sb_end_write+0xa4/0xd0 [ 193.927979] ? kasan_check_write+0x14/0x20 [ 193.932207] ? fput+0x18/0x120 [ 193.935397] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.940746] __x64_sys_sendmsg+0x73/0xb0 [ 193.944794] do_syscall_64+0xd0/0x4e0 [ 193.948603] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.953774] RIP: 0033:0x463d89 [ 193.956961] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 193.975876] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 193.983573] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 193.990975] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 193.998231] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 194.005488] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 194.012839] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 194.023494] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 194.040010] FAULT_INJECTION: forcing a failure. [ 194.040010] name failslab, interval 1, probability 0, space 0, times 0 [ 194.053914] CPU: 1 PID: 11382 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 194.061817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.071172] Call Trace: [ 194.073766] dump_stack+0x123/0x171 [ 194.077405] should_fail.cold.4+0x5/0xa [ 194.081387] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 194.086674] ? lock_downgrade+0x860/0x860 [ 194.090810] ? ___might_sleep+0x16b/0x270 [ 194.094945] __should_failslab+0xba/0xf0 [ 194.099172] should_failslab+0x9/0x20 [ 194.102990] kmem_cache_alloc_trace+0x2cb/0x740 [ 194.107815] ? qfq_change_class+0xa93/0x14e0 [ 194.112255] ? qfq_change_class+0xa93/0x14e0 [ 194.116686] ? __local_bh_enable_ip+0x160/0x260 [ 194.121470] qfq_change_class+0xad9/0x14e0 [ 194.125698] ? qfq_delete_class+0x2d0/0x2d0 [ 194.130012] ? nla_parse+0x197/0x280 [ 194.133722] tc_ctl_tclass+0x3e9/0xba0 [ 194.137700] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 194.142794] ? find_held_lock+0x36/0x1d0 [ 194.146867] rtnetlink_rcv_msg+0x34f/0x8f0 [ 194.151104] ? rtnetlink_put_metrics+0x490/0x490 [ 194.155853] ? find_held_lock+0x36/0x1d0 [ 194.160025] netlink_rcv_skb+0x13e/0x3d0 [ 194.164134] ? lock_downgrade+0x860/0x860 [ 194.168532] ? rtnetlink_put_metrics+0x490/0x490 [ 194.173450] ? netlink_ack+0xa70/0xa70 [ 194.177329] ? netlink_deliver_tap+0x182/0xb00 [ 194.181898] rtnetlink_rcv+0x10/0x20 [ 194.185599] netlink_unicast+0x443/0x650 [ 194.189644] ? netlink_attachskb+0x6c0/0x6c0 [ 194.194042] ? _copy_from_iter_full+0x182/0x720 [ 194.198717] ? __check_object_size+0x1ef/0x310 [ 194.205105] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 194.210977] netlink_sendmsg+0x764/0xc60 [ 194.215077] ? netlink_unicast+0x650/0x650 [ 194.219322] ? apparmor_socket_sendmsg+0x1b/0x20 [ 194.224080] ? netlink_unicast+0x650/0x650 [ 194.228311] sock_sendmsg+0xb5/0xf0 [ 194.231927] ___sys_sendmsg+0x647/0x950 [ 194.235890] ? find_held_lock+0x36/0x1d0 [ 194.239965] ? copy_msghdr_from_user+0x430/0x430 [ 194.244725] ? __fget+0x278/0x400 [ 194.248181] ? kasan_check_read+0x11/0x20 [ 194.252321] ? __fget+0x295/0x400 [ 194.255767] ? expand_files.part.8+0x700/0x700 [ 194.260332] ? __f_unlock_pos+0xd/0x10 [ 194.264204] ? __fget_light+0x174/0x1e0 [ 194.268158] ? __fdget+0xe/0x10 [ 194.271422] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 194.276265] __sys_sendmsg+0xd9/0x180 [ 194.280056] ? __ia32_sys_shutdown+0x70/0x70 [ 194.284460] ? __sb_end_write+0xa4/0xd0 [ 194.288441] ? kasan_check_write+0x14/0x20 [ 194.292672] ? fput+0x18/0x120 [ 194.295849] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.301230] __x64_sys_sendmsg+0x73/0xb0 [ 194.305394] do_syscall_64+0xd0/0x4e0 [ 194.309187] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.314501] RIP: 0033:0x463d89 [ 194.317679] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 194.336574] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 194.344370] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 194.351633] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 194.358897] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 194.366176] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 194.373582] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 194.382495] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 194.404120] FAULT_INJECTION: forcing a failure. [ 194.404120] name failslab, interval 1, probability 0, space 0, times 0 [ 194.426401] CPU: 0 PID: 11392 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 194.434473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.443847] Call Trace: [ 194.446431] dump_stack+0x123/0x171 [ 194.450140] should_fail.cold.4+0x5/0xa [ 194.454184] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 194.459275] ? lock_downgrade+0x860/0x860 [ 194.463443] ? ___might_sleep+0x16b/0x270 [ 194.467576] __should_failslab+0xba/0xf0 [ 194.471629] should_failslab+0x9/0x20 [ 194.475424] kmem_cache_alloc_trace+0x2cb/0x740 [ 194.480124] ? qfq_change_class+0xa93/0x14e0 [ 194.484511] ? qfq_change_class+0xa93/0x14e0 [ 194.488913] ? __local_bh_enable_ip+0x160/0x260 [ 194.493741] qfq_change_class+0xad9/0x14e0 [ 194.497965] ? qfq_delete_class+0x2d0/0x2d0 [ 194.502301] ? nla_parse+0x197/0x280 [ 194.505998] tc_ctl_tclass+0x3e9/0xba0 [ 194.509867] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 194.514979] ? find_held_lock+0x36/0x1d0 [ 194.519063] rtnetlink_rcv_msg+0x34f/0x8f0 [ 194.523383] ? rtnetlink_put_metrics+0x490/0x490 [ 194.528308] ? find_held_lock+0x36/0x1d0 [ 194.532357] netlink_rcv_skb+0x13e/0x3d0 [ 194.536406] ? lock_downgrade+0x860/0x860 [ 194.540554] ? rtnetlink_put_metrics+0x490/0x490 [ 194.545302] ? netlink_ack+0xa70/0xa70 [ 194.549192] ? netlink_deliver_tap+0x182/0xb00 [ 194.553763] rtnetlink_rcv+0x10/0x20 [ 194.557468] netlink_unicast+0x443/0x650 [ 194.561517] ? netlink_attachskb+0x6c0/0x6c0 [ 194.565922] ? _copy_from_iter_full+0x182/0x720 [ 194.570580] ? __check_object_size+0x1ef/0x310 [ 194.575147] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 194.580672] netlink_sendmsg+0x764/0xc60 [ 194.584736] ? netlink_unicast+0x650/0x650 [ 194.588984] ? apparmor_socket_sendmsg+0x1b/0x20 [ 194.593749] ? netlink_unicast+0x650/0x650 [ 194.598063] sock_sendmsg+0xb5/0xf0 [ 194.601696] ___sys_sendmsg+0x647/0x950 [ 194.605664] ? find_held_lock+0x36/0x1d0 [ 194.609727] ? copy_msghdr_from_user+0x430/0x430 [ 194.614464] ? __fget+0x278/0x400 [ 194.617911] ? kasan_check_read+0x11/0x20 [ 194.622049] ? __fget+0x295/0x400 [ 194.625505] ? expand_files.part.8+0x700/0x700 [ 194.630081] ? __f_unlock_pos+0xd/0x10 [ 194.633967] ? __fget_light+0x174/0x1e0 [ 194.637931] ? __fdget+0xe/0x10 [ 194.641207] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 194.646099] __sys_sendmsg+0xd9/0x180 [ 194.649944] ? __ia32_sys_shutdown+0x70/0x70 [ 194.654347] ? __sb_end_write+0xa4/0xd0 [ 194.658333] ? kasan_check_write+0x14/0x20 [ 194.662568] ? fput+0x18/0x120 [ 194.665756] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.671133] __x64_sys_sendmsg+0x73/0xb0 [ 194.675283] do_syscall_64+0xd0/0x4e0 [ 194.679171] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 194.684399] RIP: 0033:0x463d89 [ 194.687582] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 194.707160] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 194.714855] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 194.722204] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 194.729470] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 194.736819] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 194.744169] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 194.753016] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 194.774639] FAULT_INJECTION: forcing a failure. [ 194.774639] name failslab, interval 1, probability 0, space 0, times 0 [ 194.794280] CPU: 0 PID: 11402 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 194.802205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.811880] Call Trace: [ 194.814457] dump_stack+0x123/0x171 [ 194.818084] should_fail.cold.4+0x5/0xa [ 194.822059] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 194.827154] ? lock_downgrade+0x860/0x860 [ 194.831296] ? ___might_sleep+0x16b/0x270 [ 194.835441] __should_failslab+0xba/0xf0 [ 194.839501] should_failslab+0x9/0x20 [ 194.843304] kmem_cache_alloc_trace+0x2cb/0x740 [ 194.847989] ? qfq_change_class+0xa93/0x14e0 [ 194.852378] ? qfq_change_class+0xa93/0x14e0 [ 194.856779] ? __local_bh_enable_ip+0x160/0x260 [ 194.861440] qfq_change_class+0xad9/0x14e0 [ 194.865667] ? qfq_delete_class+0x2d0/0x2d0 [ 194.869972] ? nla_parse+0x197/0x280 [ 194.873685] tc_ctl_tclass+0x3e9/0xba0 [ 194.877729] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 194.882836] ? find_held_lock+0x36/0x1d0 [ 194.886908] rtnetlink_rcv_msg+0x34f/0x8f0 [ 194.891132] ? rtnetlink_put_metrics+0x490/0x490 [ 194.895873] ? find_held_lock+0x36/0x1d0 [ 194.899927] netlink_rcv_skb+0x13e/0x3d0 [ 194.903972] ? lock_downgrade+0x860/0x860 [ 194.908121] ? rtnetlink_put_metrics+0x490/0x490 [ 194.912858] ? netlink_ack+0xa70/0xa70 [ 194.916753] ? netlink_deliver_tap+0x182/0xb00 [ 194.921332] rtnetlink_rcv+0x10/0x20 [ 194.925058] netlink_unicast+0x443/0x650 [ 194.929122] ? netlink_attachskb+0x6c0/0x6c0 [ 194.933526] ? _copy_from_iter_full+0x182/0x720 [ 194.938200] ? __check_object_size+0x1ef/0x310 [ 194.942780] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 194.948317] netlink_sendmsg+0x764/0xc60 [ 194.952360] ? netlink_unicast+0x650/0x650 [ 194.956594] ? apparmor_socket_sendmsg+0x1b/0x20 [ 194.961345] ? netlink_unicast+0x650/0x650 [ 194.965753] sock_sendmsg+0xb5/0xf0 [ 194.969363] ___sys_sendmsg+0x647/0x950 [ 194.973326] ? find_held_lock+0x36/0x1d0 [ 194.977478] ? copy_msghdr_from_user+0x430/0x430 [ 194.982235] ? __fget+0x278/0x400 [ 194.985700] ? kasan_check_read+0x11/0x20 [ 194.989862] ? __fget+0x295/0x400 [ 194.993319] ? expand_files.part.8+0x700/0x700 [ 194.997907] ? __f_unlock_pos+0xd/0x10 [ 195.001801] ? __fget_light+0x174/0x1e0 [ 195.005769] ? __fdget+0xe/0x10 [ 195.009045] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 195.014040] __sys_sendmsg+0xd9/0x180 [ 195.017837] ? __ia32_sys_shutdown+0x70/0x70 [ 195.022243] ? __sb_end_write+0xa4/0xd0 [ 195.026214] ? kasan_check_write+0x14/0x20 [ 195.030503] ? fput+0x18/0x120 [ 195.033805] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.039163] __x64_sys_sendmsg+0x73/0xb0 [ 195.043654] do_syscall_64+0xd0/0x4e0 [ 195.047444] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.052619] RIP: 0033:0x463d89 [ 195.055792] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 195.074703] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 195.082418] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 195.089724] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 195.097105] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 195.104382] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 195.111642] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 195.121971] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 195.145046] FAULT_INJECTION: forcing a failure. [ 195.145046] name failslab, interval 1, probability 0, space 0, times 0 [ 195.159736] CPU: 0 PID: 11412 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 195.167643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.177001] Call Trace: [ 195.179639] dump_stack+0x123/0x171 [ 195.183261] should_fail.cold.4+0x5/0xa [ 195.187338] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 195.192564] ? lock_downgrade+0x860/0x860 [ 195.196713] ? ___might_sleep+0x16b/0x270 [ 195.201145] __should_failslab+0xba/0xf0 [ 195.205202] should_failslab+0x9/0x20 [ 195.209024] kmem_cache_alloc_trace+0x2cb/0x740 [ 195.213683] ? qfq_change_class+0xa93/0x14e0 [ 195.218073] ? qfq_change_class+0xa93/0x14e0 [ 195.222468] ? __local_bh_enable_ip+0x160/0x260 [ 195.227136] qfq_change_class+0xad9/0x14e0 [ 195.231369] ? qfq_delete_class+0x2d0/0x2d0 [ 195.235701] ? nla_parse+0x197/0x280 [ 195.239398] tc_ctl_tclass+0x3e9/0xba0 [ 195.243284] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 195.248531] ? find_held_lock+0x36/0x1d0 [ 195.252595] rtnetlink_rcv_msg+0x34f/0x8f0 [ 195.256860] ? rtnetlink_put_metrics+0x490/0x490 [ 195.261984] ? find_held_lock+0x36/0x1d0 [ 195.266047] netlink_rcv_skb+0x13e/0x3d0 [ 195.270102] ? lock_downgrade+0x860/0x860 [ 195.274245] ? rtnetlink_put_metrics+0x490/0x490 [ 195.279003] ? netlink_ack+0xa70/0xa70 [ 195.282879] ? netlink_deliver_tap+0x182/0xb00 [ 195.287487] rtnetlink_rcv+0x10/0x20 [ 195.291294] netlink_unicast+0x443/0x650 [ 195.295338] ? netlink_attachskb+0x6c0/0x6c0 [ 195.299727] ? _copy_from_iter_full+0x182/0x720 [ 195.304453] ? __check_object_size+0x1ef/0x310 [ 195.309020] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 195.314706] netlink_sendmsg+0x764/0xc60 [ 195.318764] ? netlink_unicast+0x650/0x650 [ 195.323085] ? apparmor_socket_sendmsg+0x1b/0x20 [ 195.327846] ? netlink_unicast+0x650/0x650 [ 195.332183] sock_sendmsg+0xb5/0xf0 [ 195.335804] ___sys_sendmsg+0x647/0x950 [ 195.339783] ? find_held_lock+0x36/0x1d0 [ 195.343829] ? copy_msghdr_from_user+0x430/0x430 [ 195.348576] ? __fget+0x278/0x400 [ 195.352055] ? kasan_check_read+0x11/0x20 [ 195.356186] ? __fget+0x295/0x400 [ 195.359636] ? expand_files.part.8+0x700/0x700 [ 195.364205] ? __f_unlock_pos+0xd/0x10 [ 195.368084] ? __fget_light+0x174/0x1e0 [ 195.372136] ? __fdget+0xe/0x10 [ 195.375543] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 195.380379] __sys_sendmsg+0xd9/0x180 [ 195.384184] ? __ia32_sys_shutdown+0x70/0x70 [ 195.388589] ? __sb_end_write+0xa4/0xd0 [ 195.392560] ? kasan_check_write+0x14/0x20 [ 195.396798] ? fput+0x18/0x120 [ 195.399992] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.405349] __x64_sys_sendmsg+0x73/0xb0 [ 195.409433] do_syscall_64+0xd0/0x4e0 [ 195.413229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.418644] RIP: 0033:0x463d89 [ 195.422155] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 195.441457] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 195.449165] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 195.456760] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 195.464131] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 195.471806] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 195.479403] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 195.489672] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 195.520020] FAULT_INJECTION: forcing a failure. [ 195.520020] name failslab, interval 1, probability 0, space 0, times 0 [ 195.534599] CPU: 0 PID: 11422 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 195.543069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.553280] Call Trace: [ 195.555972] dump_stack+0x123/0x171 [ 195.559603] should_fail.cold.4+0x5/0xa [ 195.563685] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 195.568798] ? lock_downgrade+0x860/0x860 [ 195.572936] ? ___might_sleep+0x16b/0x270 [ 195.577080] __should_failslab+0xba/0xf0 [ 195.581136] should_failslab+0x9/0x20 [ 195.584947] kmem_cache_alloc_trace+0x2cb/0x740 [ 195.589645] ? qfq_change_class+0xa93/0x14e0 [ 195.594048] ? qfq_change_class+0xa93/0x14e0 [ 195.598705] ? __local_bh_enable_ip+0x160/0x260 [ 195.603632] qfq_change_class+0xad9/0x14e0 [ 195.608167] ? qfq_delete_class+0x2d0/0x2d0 [ 195.612548] ? nla_parse+0x197/0x280 [ 195.616266] tc_ctl_tclass+0x3e9/0xba0 [ 195.620321] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 195.625531] ? find_held_lock+0x36/0x1d0 [ 195.630418] rtnetlink_rcv_msg+0x34f/0x8f0 [ 195.634643] ? rtnetlink_put_metrics+0x490/0x490 [ 195.639405] ? find_held_lock+0x36/0x1d0 [ 195.643583] netlink_rcv_skb+0x13e/0x3d0 [ 195.647633] ? lock_downgrade+0x860/0x860 [ 195.651781] ? rtnetlink_put_metrics+0x490/0x490 [ 195.656528] ? netlink_ack+0xa70/0xa70 [ 195.660420] ? netlink_deliver_tap+0x182/0xb00 [ 195.665015] rtnetlink_rcv+0x10/0x20 [ 195.668728] netlink_unicast+0x443/0x650 [ 195.673067] ? netlink_attachskb+0x6c0/0x6c0 [ 195.677589] ? _copy_from_iter_full+0x182/0x720 [ 195.682360] ? __check_object_size+0x1ef/0x310 [ 195.686935] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 195.692700] netlink_sendmsg+0x764/0xc60 [ 195.696768] ? netlink_unicast+0x650/0x650 [ 195.700995] ? apparmor_socket_sendmsg+0x1b/0x20 [ 195.705746] ? netlink_unicast+0x650/0x650 [ 195.709978] sock_sendmsg+0xb5/0xf0 [ 195.713597] ___sys_sendmsg+0x647/0x950 [ 195.717704] ? find_held_lock+0x36/0x1d0 [ 195.722239] ? copy_msghdr_from_user+0x430/0x430 [ 195.726995] ? __fget+0x278/0x400 [ 195.730431] ? kasan_check_read+0x11/0x20 [ 195.734572] ? __fget+0x295/0x400 [ 195.738009] ? expand_files.part.8+0x700/0x700 [ 195.742580] ? __f_unlock_pos+0xd/0x10 [ 195.746488] ? __fget_light+0x174/0x1e0 [ 195.750464] ? __fdget+0xe/0x10 [ 195.753727] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 195.758734] __sys_sendmsg+0xd9/0x180 [ 195.762525] ? __ia32_sys_shutdown+0x70/0x70 [ 195.767263] ? __sb_end_write+0xa4/0xd0 [ 195.771217] ? kasan_check_write+0x14/0x20 [ 195.775444] ? fput+0x18/0x120 [ 195.778625] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.783971] __x64_sys_sendmsg+0x73/0xb0 [ 195.788029] do_syscall_64+0xd0/0x4e0 [ 195.791824] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 195.797085] RIP: 0033:0x463d89 [ 195.800271] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 195.819243] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 195.827032] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 195.834546] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 195.841798] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 195.849180] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 195.856450] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 2021/05/24 20:54:26 executed programs: 431 [ 195.867366] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 195.910089] FAULT_INJECTION: forcing a failure. [ 195.910089] name failslab, interval 1, probability 0, space 0, times 0 [ 195.922418] CPU: 1 PID: 11441 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 195.930428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.939771] Call Trace: [ 195.942354] dump_stack+0x123/0x171 [ 195.945970] should_fail.cold.4+0x5/0xa [ 195.949938] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 195.955033] ? lock_downgrade+0x860/0x860 [ 195.959182] ? ___might_sleep+0x16b/0x270 [ 195.963333] __should_failslab+0xba/0xf0 [ 195.967759] should_failslab+0x9/0x20 [ 195.971554] kmem_cache_alloc_trace+0x2cb/0x740 [ 195.976240] ? qfq_change_class+0xa93/0x14e0 [ 195.980637] ? qfq_change_class+0xa93/0x14e0 [ 195.985037] ? __local_bh_enable_ip+0x160/0x260 [ 195.989740] qfq_change_class+0xad9/0x14e0 [ 195.993997] ? qfq_delete_class+0x2d0/0x2d0 [ 195.998307] ? nla_parse+0x197/0x280 [ 196.002033] tc_ctl_tclass+0x3e9/0xba0 [ 196.005922] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 196.011027] ? find_held_lock+0x36/0x1d0 [ 196.015091] rtnetlink_rcv_msg+0x34f/0x8f0 [ 196.019327] ? rtnetlink_put_metrics+0x490/0x490 [ 196.024078] ? find_held_lock+0x36/0x1d0 [ 196.028150] netlink_rcv_skb+0x13e/0x3d0 [ 196.032233] ? lock_downgrade+0x860/0x860 [ 196.036377] ? rtnetlink_put_metrics+0x490/0x490 [ 196.041134] ? netlink_ack+0xa70/0xa70 [ 196.045013] ? netlink_deliver_tap+0x182/0xb00 [ 196.049581] rtnetlink_rcv+0x10/0x20 [ 196.053277] netlink_unicast+0x443/0x650 [ 196.057325] ? netlink_attachskb+0x6c0/0x6c0 [ 196.061736] ? _copy_from_iter_full+0x182/0x720 [ 196.066411] ? __check_object_size+0x1ef/0x310 [ 196.070972] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 196.076495] netlink_sendmsg+0x764/0xc60 [ 196.080626] ? netlink_unicast+0x650/0x650 [ 196.084898] ? apparmor_socket_sendmsg+0x1b/0x20 [ 196.089654] ? netlink_unicast+0x650/0x650 [ 196.093971] sock_sendmsg+0xb5/0xf0 [ 196.097685] ___sys_sendmsg+0x647/0x950 [ 196.101642] ? find_held_lock+0x36/0x1d0 [ 196.105693] ? copy_msghdr_from_user+0x430/0x430 [ 196.110440] ? __fget+0x278/0x400 [ 196.113898] ? kasan_check_read+0x11/0x20 [ 196.118030] ? __fget+0x295/0x400 [ 196.121563] ? expand_files.part.8+0x700/0x700 [ 196.126135] ? __f_unlock_pos+0xd/0x10 [ 196.130010] ? __fget_light+0x174/0x1e0 [ 196.133965] ? __fdget+0xe/0x10 [ 196.137228] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 196.142057] __sys_sendmsg+0xd9/0x180 [ 196.145849] ? __ia32_sys_shutdown+0x70/0x70 [ 196.150256] ? __sb_end_write+0xa4/0xd0 [ 196.154235] ? kasan_check_write+0x14/0x20 [ 196.158453] ? fput+0x18/0x120 [ 196.161631] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.166980] __x64_sys_sendmsg+0x73/0xb0 [ 196.171050] do_syscall_64+0xd0/0x4e0 [ 196.174846] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.180016] RIP: 0033:0x463d89 [ 196.183217] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 196.202129] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 196.209838] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 196.217096] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 196.224556] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 196.232200] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 196.239576] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 196.254934] FAULT_INJECTION: forcing a failure. [ 196.254934] name failslab, interval 1, probability 0, space 0, times 0 [ 196.274450] CPU: 1 PID: 11442 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 196.282386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.291741] Call Trace: [ 196.294334] dump_stack+0x123/0x171 [ 196.297970] should_fail.cold.4+0x5/0xa [ 196.301955] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 196.307063] ? lock_downgrade+0x860/0x860 [ 196.311211] ? ___might_sleep+0x16b/0x270 [ 196.315410] __should_failslab+0xba/0xf0 [ 196.319583] should_failslab+0x9/0x20 [ 196.323376] kmem_cache_alloc_trace+0x2cb/0x740 [ 196.328160] ? qfq_change_class+0xa93/0x14e0 [ 196.332600] ? qfq_change_class+0xa93/0x14e0 [ 196.337078] ? __local_bh_enable_ip+0x160/0x260 [ 196.341983] qfq_change_class+0xad9/0x14e0 [ 196.346941] ? qfq_delete_class+0x2d0/0x2d0 [ 196.352205] ? nla_parse+0x197/0x280 [ 196.356057] tc_ctl_tclass+0x3e9/0xba0 [ 196.359958] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 196.365071] ? find_held_lock+0x36/0x1d0 [ 196.369168] rtnetlink_rcv_msg+0x34f/0x8f0 [ 196.373423] ? rtnetlink_put_metrics+0x490/0x490 [ 196.378185] ? find_held_lock+0x36/0x1d0 [ 196.382239] netlink_rcv_skb+0x13e/0x3d0 [ 196.386306] ? lock_downgrade+0x860/0x860 [ 196.390447] ? rtnetlink_put_metrics+0x490/0x490 [ 196.395189] ? netlink_ack+0xa70/0xa70 [ 196.399090] ? netlink_deliver_tap+0x182/0xb00 [ 196.403682] rtnetlink_rcv+0x10/0x20 [ 196.407602] netlink_unicast+0x443/0x650 [ 196.411672] ? netlink_attachskb+0x6c0/0x6c0 [ 196.416393] ? _copy_from_iter_full+0x182/0x720 [ 196.421357] ? __check_object_size+0x1ef/0x310 [ 196.425951] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 196.431754] netlink_sendmsg+0x764/0xc60 [ 196.436226] ? netlink_unicast+0x650/0x650 [ 196.440471] ? apparmor_socket_sendmsg+0x1b/0x20 [ 196.445223] ? netlink_unicast+0x650/0x650 [ 196.449633] sock_sendmsg+0xb5/0xf0 [ 196.453270] ___sys_sendmsg+0x647/0x950 [ 196.457323] ? find_held_lock+0x36/0x1d0 [ 196.461461] ? copy_msghdr_from_user+0x430/0x430 [ 196.466211] ? __fget+0x278/0x400 [ 196.469671] ? kasan_check_read+0x11/0x20 [ 196.473817] ? __fget+0x295/0x400 [ 196.477321] ? expand_files.part.8+0x700/0x700 [ 196.481920] ? __f_unlock_pos+0xd/0x10 [ 196.485814] ? __fget_light+0x174/0x1e0 [ 196.489793] ? __fdget+0xe/0x10 [ 196.493150] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 196.497981] __sys_sendmsg+0xd9/0x180 [ 196.501779] ? __ia32_sys_shutdown+0x70/0x70 [ 196.506192] ? __sb_end_write+0xa4/0xd0 [ 196.510169] ? kasan_check_write+0x14/0x20 [ 196.519364] ? fput+0x18/0x120 [ 196.522547] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.527988] __x64_sys_sendmsg+0x73/0xb0 [ 196.532047] do_syscall_64+0xd0/0x4e0 [ 196.535940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.541115] RIP: 0033:0x463d89 [ 196.544441] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 196.563475] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 196.571187] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 196.578446] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 196.585972] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 196.593852] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 196.601118] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 196.629864] FAULT_INJECTION: forcing a failure. [ 196.629864] name failslab, interval 1, probability 0, space 0, times 0 [ 196.642623] CPU: 1 PID: 11461 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 196.650528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.659882] Call Trace: [ 196.662507] dump_stack+0x123/0x171 [ 196.666126] should_fail.cold.4+0x5/0xa [ 196.670104] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 196.675212] ? lock_downgrade+0x860/0x860 [ 196.679382] ? ___might_sleep+0x16b/0x270 [ 196.683536] __should_failslab+0xba/0xf0 [ 196.687582] should_failslab+0x9/0x20 [ 196.691481] kmem_cache_alloc_trace+0x2cb/0x740 [ 196.696153] ? qfq_change_class+0xa93/0x14e0 [ 196.700570] ? qfq_change_class+0xa93/0x14e0 [ 196.704980] ? __local_bh_enable_ip+0x160/0x260 [ 196.709636] qfq_change_class+0xad9/0x14e0 [ 196.713873] ? qfq_delete_class+0x2d0/0x2d0 [ 196.718267] ? nla_parse+0x197/0x280 [ 196.722064] tc_ctl_tclass+0x3e9/0xba0 [ 196.725961] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 196.731158] ? find_held_lock+0x36/0x1d0 [ 196.735334] rtnetlink_rcv_msg+0x34f/0x8f0 [ 196.739578] ? rtnetlink_put_metrics+0x490/0x490 [ 196.744345] ? find_held_lock+0x36/0x1d0 [ 196.748419] netlink_rcv_skb+0x13e/0x3d0 [ 196.752478] ? lock_downgrade+0x860/0x860 [ 196.756812] ? rtnetlink_put_metrics+0x490/0x490 [ 196.761567] ? netlink_ack+0xa70/0xa70 [ 196.765471] ? netlink_deliver_tap+0x182/0xb00 [ 196.770104] rtnetlink_rcv+0x10/0x20 [ 196.773810] netlink_unicast+0x443/0x650 [ 196.777871] ? netlink_attachskb+0x6c0/0x6c0 [ 196.782273] ? _copy_from_iter_full+0x182/0x720 [ 196.786935] ? __check_object_size+0x1ef/0x310 [ 196.791649] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 196.797347] netlink_sendmsg+0x764/0xc60 [ 196.801754] ? netlink_unicast+0x650/0x650 [ 196.805984] ? apparmor_socket_sendmsg+0x1b/0x20 [ 196.810762] ? netlink_unicast+0x650/0x650 [ 196.814994] sock_sendmsg+0xb5/0xf0 [ 196.819147] ___sys_sendmsg+0x647/0x950 [ 196.823108] ? find_held_lock+0x36/0x1d0 [ 196.827169] ? copy_msghdr_from_user+0x430/0x430 [ 196.832005] ? __fget+0x278/0x400 [ 196.835629] ? kasan_check_read+0x11/0x20 [ 196.839852] ? __fget+0x295/0x400 [ 196.843290] ? expand_files.part.8+0x700/0x700 [ 196.847854] ? __f_unlock_pos+0xd/0x10 [ 196.851726] ? __fget_light+0x174/0x1e0 [ 196.855681] ? __fdget+0xe/0x10 [ 196.858948] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 196.863949] __sys_sendmsg+0xd9/0x180 [ 196.867739] ? __ia32_sys_shutdown+0x70/0x70 [ 196.872134] ? __sb_end_write+0xa4/0xd0 [ 196.876180] ? kasan_check_write+0x14/0x20 [ 196.880399] ? fput+0x18/0x120 [ 196.883578] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.888935] __x64_sys_sendmsg+0x73/0xb0 [ 196.893079] do_syscall_64+0xd0/0x4e0 [ 196.897165] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.902348] RIP: 0033:0x463d89 [ 196.905816] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 196.924706] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 196.932401] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 196.939865] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 196.947130] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 196.954439] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 196.961885] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 196.969794] FAULT_INJECTION: forcing a failure. [ 196.969794] name failslab, interval 1, probability 0, space 0, times 0 [ 196.982588] CPU: 1 PID: 11462 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 196.990575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.000194] Call Trace: [ 197.002782] dump_stack+0x123/0x171 [ 197.006420] should_fail.cold.4+0x5/0xa [ 197.010404] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 197.015531] ? lock_downgrade+0x860/0x860 [ 197.019698] ? ___might_sleep+0x16b/0x270 [ 197.023889] __should_failslab+0xba/0xf0 [ 197.028080] should_failslab+0x9/0x20 [ 197.031896] kmem_cache_alloc_trace+0x2cb/0x740 [ 197.036571] ? qfq_change_class+0xa93/0x14e0 [ 197.040976] ? qfq_change_class+0xa93/0x14e0 [ 197.045395] ? __local_bh_enable_ip+0x160/0x260 [ 197.050064] qfq_change_class+0xad9/0x14e0 [ 197.054298] ? qfq_delete_class+0x2d0/0x2d0 [ 197.058606] ? nla_parse+0x197/0x280 [ 197.062303] tc_ctl_tclass+0x3e9/0xba0 [ 197.066195] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 197.071291] ? find_held_lock+0x36/0x1d0 [ 197.075364] rtnetlink_rcv_msg+0x34f/0x8f0 [ 197.079610] ? rtnetlink_put_metrics+0x490/0x490 [ 197.084375] ? find_held_lock+0x36/0x1d0 [ 197.088459] netlink_rcv_skb+0x13e/0x3d0 [ 197.092508] ? lock_downgrade+0x860/0x860 [ 197.096643] ? rtnetlink_put_metrics+0x490/0x490 [ 197.101482] ? netlink_ack+0xa70/0xa70 [ 197.105358] ? netlink_deliver_tap+0x182/0xb00 [ 197.109948] rtnetlink_rcv+0x10/0x20 [ 197.113698] netlink_unicast+0x443/0x650 [ 197.117804] ? netlink_attachskb+0x6c0/0x6c0 [ 197.122212] ? _copy_from_iter_full+0x182/0x720 [ 197.126877] ? __check_object_size+0x1ef/0x310 [ 197.131463] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 197.137097] netlink_sendmsg+0x764/0xc60 [ 197.141165] ? netlink_unicast+0x650/0x650 [ 197.145391] ? apparmor_socket_sendmsg+0x1b/0x20 [ 197.150419] ? netlink_unicast+0x650/0x650 [ 197.154642] sock_sendmsg+0xb5/0xf0 [ 197.158362] ___sys_sendmsg+0x647/0x950 [ 197.162373] ? find_held_lock+0x36/0x1d0 [ 197.166443] ? copy_msghdr_from_user+0x430/0x430 [ 197.171206] ? __fget+0x278/0x400 [ 197.174657] ? kasan_check_read+0x11/0x20 [ 197.178830] ? __fget+0x295/0x400 [ 197.182305] ? expand_files.part.8+0x700/0x700 [ 197.187021] ? __f_unlock_pos+0xd/0x10 [ 197.190922] ? __fget_light+0x174/0x1e0 [ 197.194890] ? __fdget+0xe/0x10 [ 197.198273] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 197.203123] __sys_sendmsg+0xd9/0x180 [ 197.207092] ? __ia32_sys_shutdown+0x70/0x70 [ 197.211611] ? __sb_end_write+0xa4/0xd0 [ 197.215586] ? kasan_check_write+0x14/0x20 [ 197.219830] ? fput+0x18/0x120 [ 197.223035] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.228399] __x64_sys_sendmsg+0x73/0xb0 [ 197.232622] do_syscall_64+0xd0/0x4e0 [ 197.236503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.241697] RIP: 0033:0x463d89 [ 197.244897] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 197.263975] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 197.271819] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 197.279081] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 197.286473] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 197.293747] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 197.301008] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 197.315045] FAULT_INJECTION: forcing a failure. [ 197.315045] name failslab, interval 1, probability 0, space 0, times 0 [ 197.328387] CPU: 1 PID: 11472 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 197.336293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.345649] Call Trace: [ 197.348235] dump_stack+0x123/0x171 [ 197.352024] should_fail.cold.4+0x5/0xa [ 197.356072] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 197.361170] ? lock_downgrade+0x860/0x860 [ 197.365341] ? ___might_sleep+0x16b/0x270 [ 197.369501] __should_failslab+0xba/0xf0 [ 197.373662] should_failslab+0x9/0x20 [ 197.377457] kmem_cache_alloc_trace+0x2cb/0x740 [ 197.382115] ? qfq_change_class+0xa93/0x14e0 [ 197.386522] ? qfq_change_class+0xa93/0x14e0 [ 197.390930] ? __local_bh_enable_ip+0x160/0x260 [ 197.395592] qfq_change_class+0xad9/0x14e0 [ 197.400130] ? qfq_delete_class+0x2d0/0x2d0 [ 197.404529] ? nla_parse+0x197/0x280 [ 197.408232] tc_ctl_tclass+0x3e9/0xba0 [ 197.412107] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 197.417209] ? find_held_lock+0x36/0x1d0 [ 197.421277] rtnetlink_rcv_msg+0x34f/0x8f0 [ 197.425658] ? rtnetlink_put_metrics+0x490/0x490 [ 197.430556] ? find_held_lock+0x36/0x1d0 [ 197.434634] netlink_rcv_skb+0x13e/0x3d0 [ 197.438686] ? lock_downgrade+0x860/0x860 [ 197.442832] ? rtnetlink_put_metrics+0x490/0x490 [ 197.447603] ? netlink_ack+0xa70/0xa70 [ 197.451487] ? netlink_deliver_tap+0x182/0xb00 [ 197.456067] rtnetlink_rcv+0x10/0x20 [ 197.459770] netlink_unicast+0x443/0x650 [ 197.463818] ? netlink_attachskb+0x6c0/0x6c0 [ 197.468212] ? _copy_from_iter_full+0x182/0x720 [ 197.472883] ? __check_object_size+0x1ef/0x310 [ 197.477481] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 197.483008] netlink_sendmsg+0x764/0xc60 [ 197.487059] ? netlink_unicast+0x650/0x650 [ 197.491288] ? apparmor_socket_sendmsg+0x1b/0x20 [ 197.496041] ? netlink_unicast+0x650/0x650 [ 197.500403] sock_sendmsg+0xb5/0xf0 [ 197.504030] ___sys_sendmsg+0x647/0x950 [ 197.508282] ? find_held_lock+0x36/0x1d0 [ 197.512348] ? copy_msghdr_from_user+0x430/0x430 [ 197.517091] ? __fget+0x278/0x400 [ 197.520534] ? kasan_check_read+0x11/0x20 [ 197.524674] ? __fget+0x295/0x400 [ 197.528128] ? expand_files.part.8+0x700/0x700 [ 197.532825] ? __f_unlock_pos+0xd/0x10 [ 197.536764] ? __fget_light+0x174/0x1e0 [ 197.540752] ? __fdget+0xe/0x10 [ 197.544046] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 197.548884] __sys_sendmsg+0xd9/0x180 [ 197.552675] ? __ia32_sys_shutdown+0x70/0x70 [ 197.557095] ? __sb_end_write+0xa4/0xd0 [ 197.561085] ? kasan_check_write+0x14/0x20 [ 197.565324] ? fput+0x18/0x120 [ 197.568727] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.574083] __x64_sys_sendmsg+0x73/0xb0 [ 197.578147] do_syscall_64+0xd0/0x4e0 [ 197.581945] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.587268] RIP: 0033:0x463d89 [ 197.590448] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 197.609338] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 197.617049] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 197.624404] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 197.631727] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 197.639009] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 197.646266] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 197.657616] nla_parse: 4 callbacks suppressed [ 197.657635] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 197.689484] FAULT_INJECTION: forcing a failure. [ 197.689484] name failslab, interval 1, probability 0, space 0, times 0 [ 197.711773] CPU: 0 PID: 11486 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 197.719688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.729048] Call Trace: [ 197.731642] dump_stack+0x123/0x171 [ 197.735388] should_fail.cold.4+0x5/0xa [ 197.739364] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 197.744469] ? lock_downgrade+0x860/0x860 [ 197.748733] ? ___might_sleep+0x16b/0x270 [ 197.752882] __should_failslab+0xba/0xf0 [ 197.756953] should_failslab+0x9/0x20 [ 197.760748] kmem_cache_alloc_trace+0x2cb/0x740 [ 197.765402] ? qfq_change_class+0xa93/0x14e0 [ 197.769801] ? qfq_change_class+0xa93/0x14e0 [ 197.774306] ? __local_bh_enable_ip+0x160/0x260 [ 197.778975] qfq_change_class+0xad9/0x14e0 [ 197.783311] ? qfq_delete_class+0x2d0/0x2d0 [ 197.787801] ? nla_parse+0x197/0x280 [ 197.791591] tc_ctl_tclass+0x3e9/0xba0 [ 197.795609] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 197.800706] ? find_held_lock+0x36/0x1d0 [ 197.804768] rtnetlink_rcv_msg+0x34f/0x8f0 [ 197.809015] ? rtnetlink_put_metrics+0x490/0x490 [ 197.813772] ? find_held_lock+0x36/0x1d0 [ 197.817830] netlink_rcv_skb+0x13e/0x3d0 [ 197.821890] ? lock_downgrade+0x860/0x860 [ 197.826031] ? rtnetlink_put_metrics+0x490/0x490 [ 197.830787] ? netlink_ack+0xa70/0xa70 [ 197.834665] ? netlink_deliver_tap+0x182/0xb00 [ 197.839263] rtnetlink_rcv+0x10/0x20 [ 197.842961] netlink_unicast+0x443/0x650 [ 197.847064] ? netlink_attachskb+0x6c0/0x6c0 [ 197.851467] ? _copy_from_iter_full+0x182/0x720 [ 197.856130] ? __check_object_size+0x1ef/0x310 [ 197.860702] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 197.866235] netlink_sendmsg+0x764/0xc60 [ 197.870294] ? netlink_unicast+0x650/0x650 [ 197.876717] ? apparmor_socket_sendmsg+0x1b/0x20 [ 197.881473] ? netlink_unicast+0x650/0x650 [ 197.885703] sock_sendmsg+0xb5/0xf0 [ 197.889315] ___sys_sendmsg+0x647/0x950 [ 197.893277] ? find_held_lock+0x36/0x1d0 [ 197.897331] ? copy_msghdr_from_user+0x430/0x430 [ 197.902079] ? __fget+0x278/0x400 [ 197.905519] ? kasan_check_read+0x11/0x20 [ 197.909664] ? __fget+0x295/0x400 [ 197.913294] ? expand_files.part.8+0x700/0x700 [ 197.917880] ? __f_unlock_pos+0xd/0x10 [ 197.921797] ? __fget_light+0x174/0x1e0 [ 197.925772] ? __fdget+0xe/0x10 [ 197.929066] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 197.934009] __sys_sendmsg+0xd9/0x180 [ 197.937806] ? __ia32_sys_shutdown+0x70/0x70 [ 197.942286] ? __sb_end_write+0xa4/0xd0 [ 197.946258] ? kasan_check_write+0x14/0x20 [ 197.950494] ? fput+0x18/0x120 [ 197.953711] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.959070] __x64_sys_sendmsg+0x73/0xb0 [ 197.963136] do_syscall_64+0xd0/0x4e0 [ 197.967437] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.972631] RIP: 0033:0x463d89 [ 197.975820] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 197.994981] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 198.002692] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 198.009948] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 198.017220] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 198.024492] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 198.032042] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 198.041909] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 198.067360] FAULT_INJECTION: forcing a failure. [ 198.067360] name failslab, interval 1, probability 0, space 0, times 0 [ 198.079777] CPU: 0 PID: 11492 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 198.087766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.097206] Call Trace: [ 198.099798] dump_stack+0x123/0x171 [ 198.103423] should_fail.cold.4+0x5/0xa [ 198.107382] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 198.112571] ? lock_downgrade+0x860/0x860 [ 198.116819] ? ___might_sleep+0x16b/0x270 [ 198.121006] __should_failslab+0xba/0xf0 [ 198.125055] should_failslab+0x9/0x20 [ 198.128840] kmem_cache_alloc_trace+0x2cb/0x740 [ 198.133492] ? qfq_change_class+0xa93/0x14e0 [ 198.137891] ? qfq_change_class+0xa93/0x14e0 [ 198.142301] ? __local_bh_enable_ip+0x160/0x260 [ 198.146994] qfq_change_class+0xad9/0x14e0 [ 198.151382] ? qfq_delete_class+0x2d0/0x2d0 [ 198.155706] ? nla_parse+0x197/0x280 [ 198.159420] tc_ctl_tclass+0x3e9/0xba0 [ 198.163366] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 198.168474] ? find_held_lock+0x36/0x1d0 [ 198.172709] rtnetlink_rcv_msg+0x34f/0x8f0 [ 198.176956] ? rtnetlink_put_metrics+0x490/0x490 [ 198.181709] ? find_held_lock+0x36/0x1d0 [ 198.185816] netlink_rcv_skb+0x13e/0x3d0 [ 198.189980] ? lock_downgrade+0x860/0x860 [ 198.194171] ? rtnetlink_put_metrics+0x490/0x490 [ 198.198949] ? netlink_ack+0xa70/0xa70 [ 198.202851] ? netlink_deliver_tap+0x182/0xb00 [ 198.207442] rtnetlink_rcv+0x10/0x20 [ 198.211151] netlink_unicast+0x443/0x650 [ 198.215209] ? netlink_attachskb+0x6c0/0x6c0 [ 198.219688] ? _copy_from_iter_full+0x182/0x720 [ 198.224363] ? __check_object_size+0x1ef/0x310 [ 198.229091] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 198.234734] netlink_sendmsg+0x764/0xc60 [ 198.238799] ? netlink_unicast+0x650/0x650 [ 198.243080] ? apparmor_socket_sendmsg+0x1b/0x20 [ 198.247934] ? netlink_unicast+0x650/0x650 [ 198.252256] sock_sendmsg+0xb5/0xf0 [ 198.256006] ___sys_sendmsg+0x647/0x950 [ 198.260076] ? find_held_lock+0x36/0x1d0 [ 198.264403] ? copy_msghdr_from_user+0x430/0x430 [ 198.269161] ? __fget+0x278/0x400 [ 198.272626] ? kasan_check_read+0x11/0x20 [ 198.276864] ? __fget+0x295/0x400 [ 198.280322] ? expand_files.part.8+0x700/0x700 [ 198.284909] ? __f_unlock_pos+0xd/0x10 [ 198.288899] ? __fget_light+0x174/0x1e0 [ 198.292879] ? __fdget+0xe/0x10 [ 198.296249] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 198.301115] __sys_sendmsg+0xd9/0x180 [ 198.305057] ? __ia32_sys_shutdown+0x70/0x70 [ 198.309586] ? __sb_end_write+0xa4/0xd0 [ 198.313668] ? kasan_check_write+0x14/0x20 [ 198.317897] ? fput+0x18/0x120 [ 198.321090] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.326456] __x64_sys_sendmsg+0x73/0xb0 [ 198.330562] do_syscall_64+0xd0/0x4e0 [ 198.334362] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.339564] RIP: 0033:0x463d89 [ 198.342915] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 198.362190] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 198.369926] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 198.377203] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 198.384494] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 198.391783] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 198.399159] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 198.408973] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 198.441972] FAULT_INJECTION: forcing a failure. [ 198.441972] name failslab, interval 1, probability 0, space 0, times 0 [ 198.454065] CPU: 0 PID: 11506 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 198.462180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.471771] Call Trace: [ 198.474361] dump_stack+0x123/0x171 [ 198.478068] should_fail.cold.4+0x5/0xa [ 198.482052] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 198.487152] ? lock_downgrade+0x860/0x860 [ 198.491304] ? ___might_sleep+0x16b/0x270 [ 198.495625] __should_failslab+0xba/0xf0 [ 198.499688] should_failslab+0x9/0x20 [ 198.503616] kmem_cache_alloc_trace+0x2cb/0x740 [ 198.508390] ? qfq_change_class+0xa93/0x14e0 [ 198.512797] ? qfq_change_class+0xa93/0x14e0 [ 198.517360] ? __local_bh_enable_ip+0x160/0x260 [ 198.522034] qfq_change_class+0xad9/0x14e0 [ 198.526266] ? qfq_delete_class+0x2d0/0x2d0 [ 198.530591] ? nla_parse+0x197/0x280 [ 198.534297] tc_ctl_tclass+0x3e9/0xba0 [ 198.538198] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 198.543328] ? find_held_lock+0x36/0x1d0 [ 198.547390] rtnetlink_rcv_msg+0x34f/0x8f0 [ 198.551661] ? rtnetlink_put_metrics+0x490/0x490 [ 198.556415] ? find_held_lock+0x36/0x1d0 [ 198.560480] netlink_rcv_skb+0x13e/0x3d0 [ 198.564629] ? lock_downgrade+0x860/0x860 [ 198.568769] ? rtnetlink_put_metrics+0x490/0x490 [ 198.573513] ? netlink_ack+0xa70/0xa70 [ 198.577391] ? netlink_deliver_tap+0x182/0xb00 [ 198.581971] rtnetlink_rcv+0x10/0x20 [ 198.585683] netlink_unicast+0x443/0x650 [ 198.589729] ? netlink_attachskb+0x6c0/0x6c0 [ 198.594127] ? _copy_from_iter_full+0x182/0x720 [ 198.599269] ? __check_object_size+0x1ef/0x310 [ 198.604040] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 198.609571] netlink_sendmsg+0x764/0xc60 [ 198.613628] ? netlink_unicast+0x650/0x650 [ 198.617876] ? apparmor_socket_sendmsg+0x1b/0x20 [ 198.622620] ? netlink_unicast+0x650/0x650 [ 198.626846] sock_sendmsg+0xb5/0xf0 [ 198.630462] ___sys_sendmsg+0x647/0x950 [ 198.634543] ? find_held_lock+0x36/0x1d0 [ 198.638614] ? copy_msghdr_from_user+0x430/0x430 [ 198.643363] ? __fget+0x278/0x400 [ 198.646842] ? kasan_check_read+0x11/0x20 [ 198.650984] ? __fget+0x295/0x400 [ 198.654433] ? expand_files.part.8+0x700/0x700 [ 198.659033] ? __f_unlock_pos+0xd/0x10 [ 198.662917] ? __fget_light+0x174/0x1e0 [ 198.666889] ? __fdget+0xe/0x10 [ 198.670159] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 198.674999] __sys_sendmsg+0xd9/0x180 [ 198.678793] ? __ia32_sys_shutdown+0x70/0x70 [ 198.683203] ? __sb_end_write+0xa4/0xd0 [ 198.687225] ? kasan_check_write+0x14/0x20 [ 198.691453] ? fput+0x18/0x120 [ 198.694660] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.700133] __x64_sys_sendmsg+0x73/0xb0 [ 198.704191] do_syscall_64+0xd0/0x4e0 [ 198.707986] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.713162] RIP: 0033:0x463d89 [ 198.716339] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 198.735488] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 198.743246] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 198.750738] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 198.757999] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 198.765284] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 198.772541] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 198.782294] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 198.813178] FAULT_INJECTION: forcing a failure. [ 198.813178] name failslab, interval 1, probability 0, space 0, times 0 [ 198.825093] CPU: 0 PID: 11512 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 198.832981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.842323] Call Trace: [ 198.844907] dump_stack+0x123/0x171 [ 198.848532] should_fail.cold.4+0x5/0xa [ 198.852788] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 198.857927] ? lock_downgrade+0x860/0x860 [ 198.862081] ? ___might_sleep+0x16b/0x270 [ 198.866226] __should_failslab+0xba/0xf0 [ 198.870284] should_failslab+0x9/0x20 [ 198.874078] kmem_cache_alloc_trace+0x2cb/0x740 [ 198.878835] ? qfq_change_class+0xa93/0x14e0 [ 198.883459] ? qfq_change_class+0xa93/0x14e0 [ 198.887874] ? __local_bh_enable_ip+0x160/0x260 [ 198.892556] qfq_change_class+0xad9/0x14e0 [ 198.897018] ? qfq_delete_class+0x2d0/0x2d0 [ 198.901907] ? nla_parse+0x197/0x280 [ 198.905884] tc_ctl_tclass+0x3e9/0xba0 [ 198.909792] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 198.915083] ? find_held_lock+0x36/0x1d0 [ 198.919153] rtnetlink_rcv_msg+0x34f/0x8f0 [ 198.923409] ? rtnetlink_put_metrics+0x490/0x490 [ 198.928178] ? find_held_lock+0x36/0x1d0 [ 198.932229] netlink_rcv_skb+0x13e/0x3d0 [ 198.936277] ? lock_downgrade+0x860/0x860 [ 198.940426] ? rtnetlink_put_metrics+0x490/0x490 [ 198.945174] ? netlink_ack+0xa70/0xa70 [ 198.949054] ? netlink_deliver_tap+0x182/0xb00 [ 198.953633] rtnetlink_rcv+0x10/0x20 [ 198.957348] netlink_unicast+0x443/0x650 [ 198.961397] ? netlink_attachskb+0x6c0/0x6c0 [ 198.965796] ? _copy_from_iter_full+0x182/0x720 [ 198.970483] ? __check_object_size+0x1ef/0x310 [ 198.975063] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 198.980587] netlink_sendmsg+0x764/0xc60 [ 198.984650] ? netlink_unicast+0x650/0x650 [ 198.988894] ? apparmor_socket_sendmsg+0x1b/0x20 [ 198.993657] ? netlink_unicast+0x650/0x650 [ 198.998008] sock_sendmsg+0xb5/0xf0 [ 199.001627] ___sys_sendmsg+0x647/0x950 [ 199.005596] ? find_held_lock+0x36/0x1d0 [ 199.009748] ? copy_msghdr_from_user+0x430/0x430 [ 199.014553] ? __fget+0x278/0x400 [ 199.018010] ? kasan_check_read+0x11/0x20 [ 199.022153] ? __fget+0x295/0x400 [ 199.025602] ? expand_files.part.8+0x700/0x700 [ 199.030176] ? __f_unlock_pos+0xd/0x10 [ 199.034053] ? __fget_light+0x174/0x1e0 [ 199.038028] ? __fdget+0xe/0x10 [ 199.041341] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 199.046276] __sys_sendmsg+0xd9/0x180 [ 199.050087] ? __ia32_sys_shutdown+0x70/0x70 [ 199.054490] ? __sb_end_write+0xa4/0xd0 [ 199.058454] ? kasan_check_write+0x14/0x20 [ 199.062676] ? fput+0x18/0x120 [ 199.065967] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.071332] __x64_sys_sendmsg+0x73/0xb0 [ 199.075408] do_syscall_64+0xd0/0x4e0 [ 199.079229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.084412] RIP: 0033:0x463d89 [ 199.087604] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 199.106760] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.114598] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 199.122021] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 199.129457] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 199.136717] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 199.143984] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 199.163358] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 199.189804] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 199.208296] FAULT_INJECTION: forcing a failure. [ 199.208296] name failslab, interval 1, probability 0, space 0, times 0 [ 199.219597] CPU: 1 PID: 11530 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 199.227513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.237226] Call Trace: [ 199.239813] dump_stack+0x123/0x171 [ 199.243521] should_fail.cold.4+0x5/0xa [ 199.247497] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 199.252701] ? lock_downgrade+0x860/0x860 [ 199.256834] ? ___might_sleep+0x16b/0x270 [ 199.261056] __should_failslab+0xba/0xf0 [ 199.265301] should_failslab+0x9/0x20 [ 199.269111] kmem_cache_alloc_trace+0x2cb/0x740 [ 199.273785] ? qfq_change_class+0xa93/0x14e0 [ 199.278271] ? qfq_change_class+0xa93/0x14e0 [ 199.282661] ? __local_bh_enable_ip+0x160/0x260 [ 199.287319] qfq_change_class+0xad9/0x14e0 [ 199.291595] ? qfq_delete_class+0x2d0/0x2d0 [ 199.295918] ? nla_parse+0x197/0x280 [ 199.299647] tc_ctl_tclass+0x3e9/0xba0 [ 199.303630] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 199.308839] ? find_held_lock+0x36/0x1d0 [ 199.312923] rtnetlink_rcv_msg+0x34f/0x8f0 [ 199.317154] ? rtnetlink_put_metrics+0x490/0x490 [ 199.321985] ? find_held_lock+0x36/0x1d0 [ 199.326155] netlink_rcv_skb+0x13e/0x3d0 [ 199.330207] ? lock_downgrade+0x860/0x860 [ 199.334347] ? rtnetlink_put_metrics+0x490/0x490 [ 199.339112] ? netlink_ack+0xa70/0xa70 [ 199.343004] ? netlink_deliver_tap+0x182/0xb00 [ 199.347676] rtnetlink_rcv+0x10/0x20 [ 199.351582] netlink_unicast+0x443/0x650 [ 199.355643] ? netlink_attachskb+0x6c0/0x6c0 [ 199.360040] ? _copy_from_iter_full+0x182/0x720 [ 199.364705] ? __check_object_size+0x1ef/0x310 [ 199.369271] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 199.374813] netlink_sendmsg+0x764/0xc60 [ 199.378876] ? netlink_unicast+0x650/0x650 [ 199.383134] ? apparmor_socket_sendmsg+0x1b/0x20 [ 199.387970] ? netlink_unicast+0x650/0x650 [ 199.392283] sock_sendmsg+0xb5/0xf0 [ 199.395896] ___sys_sendmsg+0x647/0x950 [ 199.399857] ? find_held_lock+0x36/0x1d0 [ 199.403924] ? copy_msghdr_from_user+0x430/0x430 [ 199.408667] ? __fget+0x278/0x400 [ 199.412212] ? kasan_check_read+0x11/0x20 [ 199.416561] ? __fget+0x295/0x400 [ 199.420226] ? expand_files.part.8+0x700/0x700 [ 199.424824] ? __f_unlock_pos+0xd/0x10 [ 199.428817] ? __fget_light+0x174/0x1e0 [ 199.432793] ? __fdget+0xe/0x10 [ 199.436103] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 199.440973] __sys_sendmsg+0xd9/0x180 [ 199.444857] ? __ia32_sys_shutdown+0x70/0x70 [ 199.449341] ? __sb_end_write+0xa4/0xd0 [ 199.453602] ? kasan_check_write+0x14/0x20 [ 199.457926] ? fput+0x18/0x120 [ 199.461314] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.466831] __x64_sys_sendmsg+0x73/0xb0 [ 199.470898] do_syscall_64+0xd0/0x4e0 [ 199.474886] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.480069] RIP: 0033:0x463d89 [ 199.483254] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 199.502805] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.510783] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 199.518078] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 199.525529] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 199.532885] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 199.540157] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 199.557794] FAULT_INJECTION: forcing a failure. [ 199.557794] name failslab, interval 1, probability 0, space 0, times 0 [ 199.575293] CPU: 1 PID: 11532 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 199.583294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.592945] Call Trace: [ 199.595715] dump_stack+0x123/0x171 [ 199.599337] should_fail.cold.4+0x5/0xa [ 199.603772] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 199.608870] ? lock_downgrade+0x860/0x860 [ 199.613041] ? ___might_sleep+0x16b/0x270 [ 199.617210] __should_failslab+0xba/0xf0 [ 199.621281] should_failslab+0x9/0x20 [ 199.625080] kmem_cache_alloc_trace+0x2cb/0x740 [ 199.629916] ? qfq_change_class+0xa93/0x14e0 [ 199.634342] ? qfq_change_class+0xa93/0x14e0 [ 199.638743] ? __local_bh_enable_ip+0x160/0x260 [ 199.643406] qfq_change_class+0xad9/0x14e0 [ 199.647626] ? qfq_delete_class+0x2d0/0x2d0 [ 199.652041] ? nla_parse+0x197/0x280 [ 199.655755] tc_ctl_tclass+0x3e9/0xba0 [ 199.659637] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 199.664732] ? find_held_lock+0x36/0x1d0 [ 199.668791] rtnetlink_rcv_msg+0x34f/0x8f0 [ 199.673026] ? rtnetlink_put_metrics+0x490/0x490 [ 199.677765] ? find_held_lock+0x36/0x1d0 [ 199.682074] netlink_rcv_skb+0x13e/0x3d0 [ 199.686132] ? lock_downgrade+0x860/0x860 [ 199.690265] ? rtnetlink_put_metrics+0x490/0x490 [ 199.695003] ? netlink_ack+0xa70/0xa70 [ 199.698880] ? netlink_deliver_tap+0x182/0xb00 [ 199.703450] rtnetlink_rcv+0x10/0x20 [ 199.707144] netlink_unicast+0x443/0x650 [ 199.711202] ? netlink_attachskb+0x6c0/0x6c0 [ 199.715592] ? _copy_from_iter_full+0x182/0x720 [ 199.720288] ? __check_object_size+0x1ef/0x310 [ 199.724886] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 199.730417] netlink_sendmsg+0x764/0xc60 [ 199.734543] ? netlink_unicast+0x650/0x650 [ 199.738775] ? apparmor_socket_sendmsg+0x1b/0x20 [ 199.743526] ? netlink_unicast+0x650/0x650 [ 199.747742] sock_sendmsg+0xb5/0xf0 [ 199.751586] ___sys_sendmsg+0x647/0x950 [ 199.755700] ? find_held_lock+0x36/0x1d0 [ 199.759938] ? copy_msghdr_from_user+0x430/0x430 [ 199.764848] ? __fget+0x278/0x400 [ 199.768344] ? kasan_check_read+0x11/0x20 [ 199.772619] ? __fget+0x295/0x400 [ 199.776076] ? expand_files.part.8+0x700/0x700 [ 199.780648] ? __f_unlock_pos+0xd/0x10 [ 199.784541] ? __fget_light+0x174/0x1e0 [ 199.788499] ? __fdget+0xe/0x10 [ 199.791763] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 199.796608] __sys_sendmsg+0xd9/0x180 [ 199.800393] ? __ia32_sys_shutdown+0x70/0x70 [ 199.804909] ? __sb_end_write+0xa4/0xd0 [ 199.809083] ? kasan_check_write+0x14/0x20 [ 199.813304] ? fput+0x18/0x120 [ 199.816649] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.822017] __x64_sys_sendmsg+0x73/0xb0 [ 199.826074] do_syscall_64+0xd0/0x4e0 [ 199.829946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.835116] RIP: 0033:0x463d89 [ 199.838369] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 199.857538] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.865239] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 199.872603] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 199.879885] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 199.887144] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 199.894630] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 199.917260] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 199.942617] FAULT_INJECTION: forcing a failure. [ 199.942617] name failslab, interval 1, probability 0, space 0, times 0 [ 199.954619] CPU: 1 PID: 11542 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 199.962705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.972056] Call Trace: [ 199.974633] dump_stack+0x123/0x171 [ 199.978262] should_fail.cold.4+0x5/0xa [ 199.982229] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 199.987330] ? lock_downgrade+0x860/0x860 [ 199.991494] ? ___might_sleep+0x16b/0x270 [ 199.995630] __should_failslab+0xba/0xf0 [ 199.999967] should_failslab+0x9/0x20 [ 200.004568] kmem_cache_alloc_trace+0x2cb/0x740 [ 200.009229] ? qfq_change_class+0xa93/0x14e0 [ 200.013741] ? qfq_change_class+0xa93/0x14e0 [ 200.018173] ? __local_bh_enable_ip+0x160/0x260 [ 200.022858] qfq_change_class+0xad9/0x14e0 [ 200.027092] ? qfq_delete_class+0x2d0/0x2d0 [ 200.031406] ? nla_parse+0x197/0x280 [ 200.035116] tc_ctl_tclass+0x3e9/0xba0 [ 200.039008] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 200.044372] ? find_held_lock+0x36/0x1d0 [ 200.048439] rtnetlink_rcv_msg+0x34f/0x8f0 [ 200.052837] ? rtnetlink_put_metrics+0x490/0x490 [ 200.057599] ? find_held_lock+0x36/0x1d0 [ 200.061663] netlink_rcv_skb+0x13e/0x3d0 [ 200.065706] ? lock_downgrade+0x860/0x860 [ 200.069837] ? rtnetlink_put_metrics+0x490/0x490 [ 200.074579] ? netlink_ack+0xa70/0xa70 [ 200.078468] ? netlink_deliver_tap+0x182/0xb00 [ 200.083038] rtnetlink_rcv+0x10/0x20 [ 200.086844] netlink_unicast+0x443/0x650 [ 200.090908] ? netlink_attachskb+0x6c0/0x6c0 [ 200.095338] ? _copy_from_iter_full+0x182/0x720 [ 200.100170] ? __check_object_size+0x1ef/0x310 [ 200.104921] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 200.110450] netlink_sendmsg+0x764/0xc60 [ 200.114505] ? netlink_unicast+0x650/0x650 [ 200.118750] ? apparmor_socket_sendmsg+0x1b/0x20 [ 200.123518] ? netlink_unicast+0x650/0x650 [ 200.127796] sock_sendmsg+0xb5/0xf0 [ 200.131426] ___sys_sendmsg+0x647/0x950 [ 200.135447] ? find_held_lock+0x36/0x1d0 [ 200.139678] ? copy_msghdr_from_user+0x430/0x430 [ 200.144449] ? __fget+0x278/0x400 [ 200.147921] ? kasan_check_read+0x11/0x20 [ 200.152081] ? __fget+0x295/0x400 [ 200.155520] ? expand_files.part.8+0x700/0x700 [ 200.160102] ? __f_unlock_pos+0xd/0x10 [ 200.163981] ? __fget_light+0x174/0x1e0 [ 200.167943] ? __fdget+0xe/0x10 [ 200.171229] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 200.176076] __sys_sendmsg+0xd9/0x180 [ 200.179878] ? __ia32_sys_shutdown+0x70/0x70 [ 200.184296] ? __sb_end_write+0xa4/0xd0 [ 200.188269] ? kasan_check_write+0x14/0x20 [ 200.192500] ? fput+0x18/0x120 [ 200.195788] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.201140] __x64_sys_sendmsg+0x73/0xb0 [ 200.205203] do_syscall_64+0xd0/0x4e0 [ 200.208999] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.214591] RIP: 0033:0x463d89 [ 200.217898] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 200.236981] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 200.244841] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 200.252132] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 200.259482] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 200.266743] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 200.274009] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 200.281788] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 200.298173] FAULT_INJECTION: forcing a failure. [ 200.298173] name failslab, interval 1, probability 0, space 0, times 0 [ 200.310375] CPU: 1 PID: 11552 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 200.318281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.327639] Call Trace: [ 200.330231] dump_stack+0x123/0x171 [ 200.333867] should_fail.cold.4+0x5/0xa [ 200.337849] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 200.342959] ? lock_downgrade+0x860/0x860 [ 200.347166] ? ___might_sleep+0x16b/0x270 [ 200.351319] __should_failslab+0xba/0xf0 [ 200.355377] should_failslab+0x9/0x20 [ 200.359263] kmem_cache_alloc_trace+0x2cb/0x740 [ 200.363945] ? qfq_change_class+0xa93/0x14e0 [ 200.368333] ? qfq_change_class+0xa93/0x14e0 [ 200.372851] ? __local_bh_enable_ip+0x160/0x260 [ 200.377849] qfq_change_class+0xad9/0x14e0 [ 200.382088] ? qfq_delete_class+0x2d0/0x2d0 [ 200.386417] ? nla_parse+0x197/0x280 [ 200.390338] tc_ctl_tclass+0x3e9/0xba0 [ 200.394351] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 200.400002] ? find_held_lock+0x36/0x1d0 [ 200.404069] rtnetlink_rcv_msg+0x34f/0x8f0 [ 200.408520] ? rtnetlink_put_metrics+0x490/0x490 [ 200.413298] ? find_held_lock+0x36/0x1d0 [ 200.420830] netlink_rcv_skb+0x13e/0x3d0 [ 200.425068] ? lock_downgrade+0x860/0x860 [ 200.429206] ? rtnetlink_put_metrics+0x490/0x490 [ 200.433961] ? netlink_ack+0xa70/0xa70 [ 200.437846] ? netlink_deliver_tap+0x182/0xb00 [ 200.442444] rtnetlink_rcv+0x10/0x20 [ 200.446244] netlink_unicast+0x443/0x650 [ 200.450384] ? netlink_attachskb+0x6c0/0x6c0 [ 200.454814] ? _copy_from_iter_full+0x182/0x720 [ 200.459505] ? __check_object_size+0x1ef/0x310 [ 200.464105] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 200.469737] netlink_sendmsg+0x764/0xc60 [ 200.474062] ? netlink_unicast+0x650/0x650 [ 200.478304] ? apparmor_socket_sendmsg+0x1b/0x20 [ 200.483057] ? netlink_unicast+0x650/0x650 [ 200.487300] sock_sendmsg+0xb5/0xf0 [ 200.490914] ___sys_sendmsg+0x647/0x950 [ 200.495055] ? find_held_lock+0x36/0x1d0 [ 200.499204] ? copy_msghdr_from_user+0x430/0x430 [ 200.504121] ? __fget+0x278/0x400 [ 200.507606] ? kasan_check_read+0x11/0x20 [ 200.511869] ? __fget+0x295/0x400 [ 200.515388] ? expand_files.part.8+0x700/0x700 [ 200.520229] ? __f_unlock_pos+0xd/0x10 [ 200.524121] ? __fget_light+0x174/0x1e0 [ 200.528109] ? __fdget+0xe/0x10 [ 200.531500] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 200.536362] __sys_sendmsg+0xd9/0x180 [ 200.540276] ? __ia32_sys_shutdown+0x70/0x70 [ 200.544690] ? __sb_end_write+0xa4/0xd0 [ 200.548656] ? kasan_check_write+0x14/0x20 [ 200.552876] ? fput+0x18/0x120 [ 200.556053] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.561405] __x64_sys_sendmsg+0x73/0xb0 [ 200.565464] do_syscall_64+0xd0/0x4e0 [ 200.569259] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.574542] RIP: 0033:0x463d89 [ 200.577718] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 200.596841] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 200.604654] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 200.611917] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 200.619180] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 200.626459] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 200.634174] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 200.643405] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 200.662061] FAULT_INJECTION: forcing a failure. [ 200.662061] name failslab, interval 1, probability 0, space 0, times 0 [ 200.675414] CPU: 1 PID: 11562 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 200.683326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.692720] Call Trace: [ 200.695312] dump_stack+0x123/0x171 [ 200.698947] should_fail.cold.4+0x5/0xa [ 200.702928] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 200.708279] ? lock_downgrade+0x860/0x860 [ 200.712461] ? ___might_sleep+0x16b/0x270 [ 200.716630] __should_failslab+0xba/0xf0 [ 200.720848] should_failslab+0x9/0x20 [ 200.724843] kmem_cache_alloc_trace+0x2cb/0x740 [ 200.729496] ? qfq_change_class+0xa93/0x14e0 [ 200.733916] ? qfq_change_class+0xa93/0x14e0 [ 200.738327] ? __local_bh_enable_ip+0x160/0x260 [ 200.743911] qfq_change_class+0xad9/0x14e0 [ 200.748160] ? qfq_delete_class+0x2d0/0x2d0 [ 200.752498] ? nla_parse+0x197/0x280 [ 200.756227] tc_ctl_tclass+0x3e9/0xba0 [ 200.760476] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 200.765578] ? find_held_lock+0x36/0x1d0 [ 200.769760] rtnetlink_rcv_msg+0x34f/0x8f0 [ 200.774265] ? rtnetlink_put_metrics+0x490/0x490 [ 200.779155] ? find_held_lock+0x36/0x1d0 [ 200.783212] netlink_rcv_skb+0x13e/0x3d0 [ 200.787258] ? lock_downgrade+0x860/0x860 [ 200.791393] ? rtnetlink_put_metrics+0x490/0x490 [ 200.796233] ? netlink_ack+0xa70/0xa70 [ 200.800223] ? netlink_deliver_tap+0x182/0xb00 [ 200.804982] rtnetlink_rcv+0x10/0x20 [ 200.808726] netlink_unicast+0x443/0x650 [ 200.812784] ? netlink_attachskb+0x6c0/0x6c0 [ 200.817192] ? _copy_from_iter_full+0x182/0x720 [ 200.821960] ? __check_object_size+0x1ef/0x310 [ 200.826535] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 200.832171] netlink_sendmsg+0x764/0xc60 [ 200.836242] ? netlink_unicast+0x650/0x650 [ 200.840482] ? apparmor_socket_sendmsg+0x1b/0x20 [ 200.845235] ? netlink_unicast+0x650/0x650 [ 200.849464] sock_sendmsg+0xb5/0xf0 [ 200.853494] ___sys_sendmsg+0x647/0x950 [ 200.857631] ? find_held_lock+0x36/0x1d0 [ 200.862062] ? copy_msghdr_from_user+0x430/0x430 [ 200.866935] ? __fget+0x278/0x400 [ 200.870438] ? kasan_check_read+0x11/0x20 [ 200.874587] ? __fget+0x295/0x400 [ 200.878151] ? expand_files.part.8+0x700/0x700 [ 200.882837] ? __f_unlock_pos+0xd/0x10 [ 200.886807] ? __fget_light+0x174/0x1e0 [ 200.890788] ? __fdget+0xe/0x10 [ 200.894085] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 200.898939] __sys_sendmsg+0xd9/0x180 [ 200.903151] ? __ia32_sys_shutdown+0x70/0x70 [ 200.907945] ? __sb_end_write+0xa4/0xd0 [ 200.912235] ? kasan_check_write+0x14/0x20 [ 200.917005] ? fput+0x18/0x120 [ 200.920207] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.925587] __x64_sys_sendmsg+0x73/0xb0 [ 200.929684] do_syscall_64+0xd0/0x4e0 [ 200.933500] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 200.938911] RIP: 0033:0x463d89 [ 200.942095] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 200.961159] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 200.968949] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 200.976414] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 200.983709] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 200.990972] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 200.998228] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 201.006599] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 2021/05/24 20:54:31 executed programs: 445 [ 201.027686] FAULT_INJECTION: forcing a failure. [ 201.027686] name failslab, interval 1, probability 0, space 0, times 0 [ 201.047980] CPU: 0 PID: 11581 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 201.055982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.065340] Call Trace: [ 201.067958] dump_stack+0x123/0x171 [ 201.071594] should_fail.cold.4+0x5/0xa [ 201.075570] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 201.080657] ? lock_downgrade+0x860/0x860 [ 201.085077] ? ___might_sleep+0x16b/0x270 [ 201.089212] __should_failslab+0xba/0xf0 [ 201.093257] should_failslab+0x9/0x20 [ 201.097056] kmem_cache_alloc_trace+0x2cb/0x740 [ 201.101836] ? qfq_change_class+0xa93/0x14e0 [ 201.106235] ? qfq_change_class+0xa93/0x14e0 [ 201.110725] ? __local_bh_enable_ip+0x160/0x260 [ 201.115418] qfq_change_class+0xad9/0x14e0 [ 201.119640] ? qfq_delete_class+0x2d0/0x2d0 [ 201.123944] ? nla_parse+0x197/0x280 [ 201.127669] tc_ctl_tclass+0x3e9/0xba0 [ 201.131559] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 201.136736] ? find_held_lock+0x36/0x1d0 [ 201.140823] rtnetlink_rcv_msg+0x34f/0x8f0 [ 201.145055] ? rtnetlink_put_metrics+0x490/0x490 [ 201.149994] ? find_held_lock+0x36/0x1d0 [ 201.154225] netlink_rcv_skb+0x13e/0x3d0 [ 201.158274] ? lock_downgrade+0x860/0x860 [ 201.162424] ? rtnetlink_put_metrics+0x490/0x490 [ 201.167179] ? netlink_ack+0xa70/0xa70 [ 201.171067] ? netlink_deliver_tap+0x182/0xb00 [ 201.175850] rtnetlink_rcv+0x10/0x20 [ 201.179700] netlink_unicast+0x443/0x650 [ 201.183764] ? netlink_attachskb+0x6c0/0x6c0 [ 201.188177] ? _copy_from_iter_full+0x182/0x720 [ 201.192958] ? __check_object_size+0x1ef/0x310 [ 201.197587] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 201.203136] netlink_sendmsg+0x764/0xc60 [ 201.207211] ? netlink_unicast+0x650/0x650 [ 201.211531] ? apparmor_socket_sendmsg+0x1b/0x20 [ 201.216286] ? netlink_unicast+0x650/0x650 [ 201.220513] sock_sendmsg+0xb5/0xf0 [ 201.224126] ___sys_sendmsg+0x647/0x950 [ 201.228089] ? find_held_lock+0x36/0x1d0 [ 201.232161] ? copy_msghdr_from_user+0x430/0x430 [ 201.236922] ? __fget+0x278/0x400 [ 201.240418] ? kasan_check_read+0x11/0x20 [ 201.244645] ? __fget+0x295/0x400 [ 201.248095] ? expand_files.part.8+0x700/0x700 [ 201.253132] ? __f_unlock_pos+0xd/0x10 [ 201.257012] ? __fget_light+0x174/0x1e0 [ 201.261082] ? __fdget+0xe/0x10 [ 201.264348] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 201.269281] __sys_sendmsg+0xd9/0x180 [ 201.273072] ? __ia32_sys_shutdown+0x70/0x70 [ 201.277466] ? __sb_end_write+0xa4/0xd0 [ 201.281437] ? kasan_check_write+0x14/0x20 [ 201.285776] ? fput+0x18/0x120 [ 201.289075] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.294454] __x64_sys_sendmsg+0x73/0xb0 [ 201.298764] do_syscall_64+0xd0/0x4e0 [ 201.302550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.307722] RIP: 0033:0x463d89 [ 201.310929] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 201.330313] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 201.338097] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 201.345448] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 201.352841] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 201.361167] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 201.368765] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 201.378534] FAULT_INJECTION: forcing a failure. [ 201.378534] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 201.390624] CPU: 0 PID: 11582 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 201.398790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.408479] Call Trace: [ 201.411057] dump_stack+0x123/0x171 [ 201.415864] should_fail.cold.4+0x5/0xa [ 201.421041] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 201.427532] ? save_stack+0xa9/0xd0 [ 201.431738] __alloc_pages_nodemask+0x1d5/0x710 [ 201.436894] ? __alloc_pages_slowpath+0x2560/0x2560 [ 201.442471] cache_grow_begin+0x91/0x8d0 [ 201.446637] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 201.452458] kmem_cache_alloc_node_trace+0x665/0x730 [ 201.458256] __kmalloc_node+0x3c/0x70 [ 201.462071] qdisc_alloc+0xb1/0x9a0 [ 201.465710] ? kmem_cache_alloc_trace+0x347/0x740 [ 201.470794] qdisc_create_dflt+0x5e/0x1a0 [ 201.474955] qfq_change_class+0x6ae/0x14e0 [ 201.479194] ? security_capable+0x58/0xa0 [ 201.483347] ? qfq_delete_class+0x2d0/0x2d0 [ 201.487696] ? nla_parse+0x197/0x280 [ 201.491431] tc_ctl_tclass+0x3e9/0xba0 [ 201.495314] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 201.500406] ? find_held_lock+0x36/0x1d0 [ 201.504484] rtnetlink_rcv_msg+0x34f/0x8f0 [ 201.508825] ? rtnetlink_put_metrics+0x490/0x490 [ 201.513581] ? find_held_lock+0x36/0x1d0 [ 201.517753] netlink_rcv_skb+0x13e/0x3d0 [ 201.521810] ? lock_downgrade+0x860/0x860 [ 201.526379] ? rtnetlink_put_metrics+0x490/0x490 [ 201.531212] ? netlink_ack+0xa70/0xa70 [ 201.535104] ? netlink_deliver_tap+0x182/0xb00 [ 201.539678] rtnetlink_rcv+0x10/0x20 [ 201.543387] netlink_unicast+0x443/0x650 [ 201.547443] ? netlink_attachskb+0x6c0/0x6c0 [ 201.551851] ? _copy_from_iter_full+0x182/0x720 [ 201.556635] ? __check_object_size+0x1ef/0x310 [ 201.561395] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 201.566934] netlink_sendmsg+0x764/0xc60 [ 201.570985] ? netlink_unicast+0x650/0x650 [ 201.575208] ? apparmor_socket_sendmsg+0x1b/0x20 [ 201.579964] ? netlink_unicast+0x650/0x650 [ 201.584191] sock_sendmsg+0xb5/0xf0 [ 201.587826] ___sys_sendmsg+0x647/0x950 [ 201.591788] ? find_held_lock+0x36/0x1d0 [ 201.595845] ? copy_msghdr_from_user+0x430/0x430 [ 201.600600] ? __fget+0x278/0x400 [ 201.604067] ? kasan_check_read+0x11/0x20 [ 201.608489] ? __fget+0x295/0x400 [ 201.612072] ? expand_files.part.8+0x700/0x700 [ 201.616780] ? __f_unlock_pos+0xd/0x10 [ 201.620659] ? __fget_light+0x174/0x1e0 [ 201.624631] ? __fdget+0xe/0x10 [ 201.627913] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 201.632757] __sys_sendmsg+0xd9/0x180 [ 201.636650] ? __ia32_sys_shutdown+0x70/0x70 [ 201.641049] ? __sb_end_write+0xa4/0xd0 [ 201.645021] ? kasan_check_write+0x14/0x20 [ 201.649248] ? fput+0x18/0x120 [ 201.652428] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.657775] __x64_sys_sendmsg+0x73/0xb0 [ 201.661868] do_syscall_64+0xd0/0x4e0 [ 201.665666] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.670862] RIP: 0033:0x463d89 [ 201.674057] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 201.692975] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 201.700929] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 201.708203] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 201.715669] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 201.723025] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 201.730325] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 201.767121] FAULT_INJECTION: forcing a failure. [ 201.767121] name failslab, interval 1, probability 0, space 0, times 0 [ 201.791208] CPU: 0 PID: 11592 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 201.799124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.808656] Call Trace: [ 201.811344] dump_stack+0x123/0x171 [ 201.814991] should_fail.cold.4+0x5/0xa [ 201.818954] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 201.824073] ? lock_downgrade+0x860/0x860 [ 201.828206] ? ___might_sleep+0x16b/0x270 [ 201.832347] __should_failslab+0xba/0xf0 [ 201.836416] should_failslab+0x9/0x20 [ 201.840213] kmem_cache_alloc_trace+0x2cb/0x740 [ 201.844891] ? qfq_change_class+0xa93/0x14e0 [ 201.849376] ? qfq_change_class+0xa93/0x14e0 [ 201.853773] ? __local_bh_enable_ip+0x160/0x260 [ 201.858444] qfq_change_class+0xad9/0x14e0 [ 201.862663] ? qfq_delete_class+0x2d0/0x2d0 [ 201.867004] ? nla_parse+0x197/0x280 [ 201.870711] tc_ctl_tclass+0x3e9/0xba0 [ 201.874583] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 201.879688] ? find_held_lock+0x36/0x1d0 [ 201.883927] rtnetlink_rcv_msg+0x34f/0x8f0 [ 201.888146] ? rtnetlink_put_metrics+0x490/0x490 [ 201.892896] ? find_held_lock+0x36/0x1d0 [ 201.896951] netlink_rcv_skb+0x13e/0x3d0 [ 201.901000] ? lock_downgrade+0x860/0x860 [ 201.905141] ? rtnetlink_put_metrics+0x490/0x490 [ 201.909896] ? netlink_ack+0xa70/0xa70 [ 201.913775] ? netlink_deliver_tap+0x182/0xb00 [ 201.918449] rtnetlink_rcv+0x10/0x20 [ 201.922188] netlink_unicast+0x443/0x650 [ 201.926244] ? netlink_attachskb+0x6c0/0x6c0 [ 201.930647] ? _copy_from_iter_full+0x182/0x720 [ 201.935313] ? __check_object_size+0x1ef/0x310 [ 201.939879] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 201.945405] netlink_sendmsg+0x764/0xc60 [ 201.949461] ? netlink_unicast+0x650/0x650 [ 201.953700] ? apparmor_socket_sendmsg+0x1b/0x20 [ 201.958478] ? netlink_unicast+0x650/0x650 [ 201.962739] sock_sendmsg+0xb5/0xf0 [ 201.966390] ___sys_sendmsg+0x647/0x950 [ 201.970349] ? find_held_lock+0x36/0x1d0 [ 201.974403] ? copy_msghdr_from_user+0x430/0x430 [ 201.979165] ? __fget+0x278/0x400 [ 201.982625] ? kasan_check_read+0x11/0x20 [ 201.986891] ? __fget+0x295/0x400 [ 201.990371] ? expand_files.part.8+0x700/0x700 [ 201.994938] ? __f_unlock_pos+0xd/0x10 [ 201.998807] ? __fget_light+0x174/0x1e0 [ 202.002763] ? __fdget+0xe/0x10 [ 202.006044] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 202.010909] __sys_sendmsg+0xd9/0x180 [ 202.014720] ? __ia32_sys_shutdown+0x70/0x70 [ 202.019128] ? __sb_end_write+0xa4/0xd0 [ 202.023096] ? kasan_check_write+0x14/0x20 [ 202.027701] ? fput+0x18/0x120 [ 202.030911] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.036295] __x64_sys_sendmsg+0x73/0xb0 [ 202.040345] do_syscall_64+0xd0/0x4e0 [ 202.044130] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.049313] RIP: 0033:0x463d89 [ 202.052493] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 202.071688] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 202.079411] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 202.087041] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 202.094561] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 202.102193] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 202.109478] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 202.124992] FAULT_INJECTION: forcing a failure. [ 202.124992] name failslab, interval 1, probability 0, space 0, times 0 [ 202.139918] CPU: 0 PID: 11602 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 202.147927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.158368] Call Trace: [ 202.160959] dump_stack+0x123/0x171 [ 202.164690] should_fail.cold.4+0x5/0xa [ 202.168669] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 202.173799] ? lock_downgrade+0x860/0x860 [ 202.178048] ? ___might_sleep+0x16b/0x270 [ 202.182216] __should_failslab+0xba/0xf0 [ 202.186741] should_failslab+0x9/0x20 [ 202.190586] kmem_cache_alloc_trace+0x2cb/0x740 [ 202.195269] ? qfq_change_class+0xa93/0x14e0 [ 202.199689] ? qfq_change_class+0xa93/0x14e0 [ 202.204083] ? __local_bh_enable_ip+0x160/0x260 [ 202.208738] qfq_change_class+0xad9/0x14e0 [ 202.212971] ? qfq_delete_class+0x2d0/0x2d0 [ 202.217291] ? nla_parse+0x197/0x280 [ 202.221033] tc_ctl_tclass+0x3e9/0xba0 [ 202.224928] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 202.230034] ? find_held_lock+0x36/0x1d0 [ 202.234126] rtnetlink_rcv_msg+0x34f/0x8f0 [ 202.238390] ? rtnetlink_put_metrics+0x490/0x490 [ 202.243168] ? find_held_lock+0x36/0x1d0 [ 202.247234] netlink_rcv_skb+0x13e/0x3d0 [ 202.251293] ? lock_downgrade+0x860/0x860 [ 202.255439] ? rtnetlink_put_metrics+0x490/0x490 [ 202.260194] ? netlink_ack+0xa70/0xa70 [ 202.264090] ? netlink_deliver_tap+0x182/0xb00 [ 202.268778] rtnetlink_rcv+0x10/0x20 [ 202.272577] netlink_unicast+0x443/0x650 [ 202.276644] ? netlink_attachskb+0x6c0/0x6c0 [ 202.281053] ? _copy_from_iter_full+0x182/0x720 [ 202.285823] ? __check_object_size+0x1ef/0x310 [ 202.290738] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 202.296275] netlink_sendmsg+0x764/0xc60 [ 202.300749] ? netlink_unicast+0x650/0x650 [ 202.305076] ? apparmor_socket_sendmsg+0x1b/0x20 [ 202.309926] ? netlink_unicast+0x650/0x650 [ 202.314213] sock_sendmsg+0xb5/0xf0 [ 202.317847] ___sys_sendmsg+0x647/0x950 [ 202.321961] ? find_held_lock+0x36/0x1d0 [ 202.326021] ? copy_msghdr_from_user+0x430/0x430 [ 202.330879] ? __fget+0x278/0x400 [ 202.334334] ? kasan_check_read+0x11/0x20 [ 202.338494] ? __fget+0x295/0x400 [ 202.342151] ? expand_files.part.8+0x700/0x700 [ 202.346741] ? __f_unlock_pos+0xd/0x10 [ 202.350785] ? __fget_light+0x174/0x1e0 [ 202.354749] ? __fdget+0xe/0x10 [ 202.358047] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 202.362887] __sys_sendmsg+0xd9/0x180 [ 202.366685] ? __ia32_sys_shutdown+0x70/0x70 [ 202.371080] ? __sb_end_write+0xa4/0xd0 [ 202.375249] ? kasan_check_write+0x14/0x20 [ 202.379498] ? fput+0x18/0x120 [ 202.382692] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.388043] __x64_sys_sendmsg+0x73/0xb0 [ 202.392099] do_syscall_64+0xd0/0x4e0 [ 202.395911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.401468] RIP: 0033:0x463d89 [ 202.404657] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 202.423646] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 202.431459] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 202.439268] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 202.446541] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 202.453808] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 202.461073] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 202.497372] FAULT_INJECTION: forcing a failure. [ 202.497372] name failslab, interval 1, probability 0, space 0, times 0 [ 202.511130] CPU: 1 PID: 11625 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 202.519042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.528691] Call Trace: [ 202.531557] dump_stack+0x123/0x171 [ 202.535179] should_fail.cold.4+0x5/0xa [ 202.539266] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 202.544361] ? lock_downgrade+0x860/0x860 [ 202.548497] ? ___might_sleep+0x16b/0x270 [ 202.552666] __should_failslab+0xba/0xf0 [ 202.556806] should_failslab+0x9/0x20 [ 202.560632] kmem_cache_alloc_trace+0x2cb/0x740 [ 202.565322] ? qfq_change_class+0xa93/0x14e0 [ 202.569729] ? qfq_change_class+0xa93/0x14e0 [ 202.574124] ? __local_bh_enable_ip+0x160/0x260 [ 202.578792] qfq_change_class+0xad9/0x14e0 [ 202.583023] ? qfq_delete_class+0x2d0/0x2d0 [ 202.588232] ? nla_parse+0x197/0x280 [ 202.591969] tc_ctl_tclass+0x3e9/0xba0 [ 202.595948] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 202.601201] ? find_held_lock+0x36/0x1d0 [ 202.605282] rtnetlink_rcv_msg+0x34f/0x8f0 [ 202.609526] ? rtnetlink_put_metrics+0x490/0x490 [ 202.614309] ? find_held_lock+0x36/0x1d0 [ 202.618439] netlink_rcv_skb+0x13e/0x3d0 [ 202.622510] ? lock_downgrade+0x860/0x860 [ 202.626761] ? rtnetlink_put_metrics+0x490/0x490 [ 202.631506] ? netlink_ack+0xa70/0xa70 [ 202.635390] ? netlink_deliver_tap+0x182/0xb00 [ 202.639971] rtnetlink_rcv+0x10/0x20 [ 202.643677] netlink_unicast+0x443/0x650 [ 202.647818] ? netlink_attachskb+0x6c0/0x6c0 [ 202.652214] ? _copy_from_iter_full+0x182/0x720 [ 202.656871] ? __check_object_size+0x1ef/0x310 [ 202.661436] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 202.667048] netlink_sendmsg+0x764/0xc60 [ 202.671110] ? netlink_unicast+0x650/0x650 [ 202.675335] ? apparmor_socket_sendmsg+0x1b/0x20 [ 202.680101] ? netlink_unicast+0x650/0x650 [ 202.684325] sock_sendmsg+0xb5/0xf0 [ 202.687939] ___sys_sendmsg+0x647/0x950 [ 202.691999] ? find_held_lock+0x36/0x1d0 [ 202.696052] ? copy_msghdr_from_user+0x430/0x430 [ 202.700799] ? __fget+0x278/0x400 [ 202.704241] ? kasan_check_read+0x11/0x20 [ 202.708371] ? __fget+0x295/0x400 [ 202.711808] ? expand_files.part.8+0x700/0x700 [ 202.716372] ? __f_unlock_pos+0xd/0x10 [ 202.720424] ? __fget_light+0x174/0x1e0 [ 202.724491] ? __fdget+0xe/0x10 [ 202.727879] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 202.732717] __sys_sendmsg+0xd9/0x180 [ 202.736532] ? __ia32_sys_shutdown+0x70/0x70 [ 202.741118] ? __sb_end_write+0xa4/0xd0 [ 202.745103] ? kasan_check_write+0x14/0x20 [ 202.749338] ? fput+0x18/0x120 [ 202.753155] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.758650] __x64_sys_sendmsg+0x73/0xb0 [ 202.762711] do_syscall_64+0xd0/0x4e0 [ 202.766737] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.771952] RIP: 0033:0x463d89 [ 202.775147] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 202.794887] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 202.803006] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 202.810357] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 202.817795] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 202.825138] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 202.832627] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 202.841416] FAULT_INJECTION: forcing a failure. [ 202.841416] name failslab, interval 1, probability 0, space 0, times 0 [ 202.854687] CPU: 1 PID: 11626 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 202.862605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.871958] Call Trace: [ 202.874640] dump_stack+0x123/0x171 [ 202.878273] should_fail.cold.4+0x5/0xa [ 202.882254] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 202.887371] ? lock_downgrade+0x860/0x860 [ 202.891787] ? ___might_sleep+0x16b/0x270 [ 202.896151] __should_failslab+0xba/0xf0 [ 202.900305] should_failslab+0x9/0x20 [ 202.904112] kmem_cache_alloc_trace+0x2cb/0x740 [ 202.909235] ? qfq_change_class+0xa93/0x14e0 [ 202.913797] ? qfq_change_class+0xa93/0x14e0 [ 202.918298] ? __local_bh_enable_ip+0x160/0x260 [ 202.922962] qfq_change_class+0xad9/0x14e0 [ 202.927450] ? qfq_delete_class+0x2d0/0x2d0 [ 202.931882] ? nla_parse+0x197/0x280 [ 202.935609] tc_ctl_tclass+0x3e9/0xba0 [ 202.939531] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 202.946129] ? find_held_lock+0x36/0x1d0 [ 202.951723] rtnetlink_rcv_msg+0x34f/0x8f0 [ 202.955962] ? rtnetlink_put_metrics+0x490/0x490 [ 202.960722] ? find_held_lock+0x36/0x1d0 [ 202.964803] netlink_rcv_skb+0x13e/0x3d0 [ 202.968850] ? lock_downgrade+0x860/0x860 [ 202.973003] ? rtnetlink_put_metrics+0x490/0x490 [ 202.977744] ? netlink_ack+0xa70/0xa70 [ 202.981618] ? netlink_deliver_tap+0x182/0xb00 [ 202.986338] rtnetlink_rcv+0x10/0x20 [ 202.990228] netlink_unicast+0x443/0x650 [ 202.994301] ? netlink_attachskb+0x6c0/0x6c0 [ 202.998707] ? _copy_from_iter_full+0x182/0x720 [ 203.003381] ? __check_object_size+0x1ef/0x310 [ 203.008003] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 203.013746] netlink_sendmsg+0x764/0xc60 [ 203.018064] ? netlink_unicast+0x650/0x650 [ 203.022451] ? apparmor_socket_sendmsg+0x1b/0x20 [ 203.027377] ? netlink_unicast+0x650/0x650 [ 203.031620] sock_sendmsg+0xb5/0xf0 [ 203.035258] ___sys_sendmsg+0x647/0x950 [ 203.039674] ? find_held_lock+0x36/0x1d0 [ 203.043867] ? copy_msghdr_from_user+0x430/0x430 [ 203.048816] ? __fget+0x278/0x400 [ 203.052347] ? kasan_check_read+0x11/0x20 [ 203.056522] ? __fget+0x295/0x400 [ 203.059964] ? expand_files.part.8+0x700/0x700 [ 203.064532] ? __f_unlock_pos+0xd/0x10 [ 203.068458] ? __fget_light+0x174/0x1e0 [ 203.072428] ? __fdget+0xe/0x10 [ 203.075703] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 203.080535] __sys_sendmsg+0xd9/0x180 [ 203.084326] ? __ia32_sys_shutdown+0x70/0x70 [ 203.088984] ? __sb_end_write+0xa4/0xd0 [ 203.093135] ? kasan_check_write+0x14/0x20 [ 203.097543] ? fput+0x18/0x120 [ 203.100755] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.106215] __x64_sys_sendmsg+0x73/0xb0 [ 203.110274] do_syscall_64+0xd0/0x4e0 [ 203.114143] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.119332] RIP: 0033:0x463d89 [ 203.122632] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 203.142075] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 203.149788] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 203.157059] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 203.164346] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 203.171707] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 203.178965] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 203.186811] nla_parse: 5 callbacks suppressed [ 203.186815] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 203.208146] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 203.229603] FAULT_INJECTION: forcing a failure. [ 203.229603] name failslab, interval 1, probability 0, space 0, times 0 [ 203.245656] CPU: 1 PID: 11641 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 203.253605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.262968] Call Trace: [ 203.265551] dump_stack+0x123/0x171 [ 203.269434] should_fail.cold.4+0x5/0xa [ 203.273480] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 203.278692] ? lock_downgrade+0x860/0x860 [ 203.282855] ? ___might_sleep+0x16b/0x270 [ 203.286996] __should_failslab+0xba/0xf0 [ 203.291049] should_failslab+0x9/0x20 [ 203.294931] kmem_cache_alloc_trace+0x2cb/0x740 [ 203.299587] ? qfq_change_class+0xa93/0x14e0 [ 203.304177] ? qfq_change_class+0xa93/0x14e0 [ 203.308600] ? __local_bh_enable_ip+0x160/0x260 [ 203.313260] qfq_change_class+0xad9/0x14e0 [ 203.317508] ? qfq_delete_class+0x2d0/0x2d0 [ 203.321844] ? nla_parse+0x197/0x280 [ 203.325644] tc_ctl_tclass+0x3e9/0xba0 [ 203.329575] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 203.334924] ? find_held_lock+0x36/0x1d0 [ 203.338986] rtnetlink_rcv_msg+0x34f/0x8f0 [ 203.343335] ? rtnetlink_put_metrics+0x490/0x490 [ 203.348090] ? find_held_lock+0x36/0x1d0 [ 203.352160] netlink_rcv_skb+0x13e/0x3d0 [ 203.356218] ? lock_downgrade+0x860/0x860 [ 203.360370] ? rtnetlink_put_metrics+0x490/0x490 [ 203.365419] ? netlink_ack+0xa70/0xa70 [ 203.369563] ? netlink_deliver_tap+0x182/0xb00 [ 203.374145] rtnetlink_rcv+0x10/0x20 [ 203.377870] netlink_unicast+0x443/0x650 [ 203.381919] ? netlink_attachskb+0x6c0/0x6c0 [ 203.386327] ? _copy_from_iter_full+0x182/0x720 [ 203.391092] ? __check_object_size+0x1ef/0x310 [ 203.395920] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 203.401882] netlink_sendmsg+0x764/0xc60 [ 203.405941] ? netlink_unicast+0x650/0x650 [ 203.410192] ? apparmor_socket_sendmsg+0x1b/0x20 [ 203.415218] ? netlink_unicast+0x650/0x650 [ 203.419482] sock_sendmsg+0xb5/0xf0 [ 203.423268] ___sys_sendmsg+0x647/0x950 [ 203.427326] ? find_held_lock+0x36/0x1d0 [ 203.431914] ? copy_msghdr_from_user+0x430/0x430 [ 203.436770] ? __fget+0x278/0x400 [ 203.440601] ? kasan_check_read+0x11/0x20 [ 203.444792] ? __fget+0x295/0x400 [ 203.448768] ? expand_files.part.8+0x700/0x700 [ 203.453353] ? __f_unlock_pos+0xd/0x10 [ 203.457249] ? __fget_light+0x174/0x1e0 [ 203.461415] ? __fdget+0xe/0x10 [ 203.464710] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 203.469756] __sys_sendmsg+0xd9/0x180 [ 203.473557] ? __ia32_sys_shutdown+0x70/0x70 [ 203.478170] ? __sb_end_write+0xa4/0xd0 [ 203.482285] ? kasan_check_write+0x14/0x20 [ 203.486506] ? fput+0x18/0x120 [ 203.489691] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.495064] __x64_sys_sendmsg+0x73/0xb0 [ 203.499219] do_syscall_64+0xd0/0x4e0 [ 203.503216] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.508393] RIP: 0033:0x463d89 [ 203.511593] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 203.531193] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 203.543140] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 203.550493] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 203.557772] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 203.565028] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 203.572285] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 203.591006] FAULT_INJECTION: forcing a failure. [ 203.591006] name failslab, interval 1, probability 0, space 0, times 0 [ 203.608254] CPU: 1 PID: 11642 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 203.616170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.625569] Call Trace: [ 203.628199] dump_stack+0x123/0x171 [ 203.631831] should_fail.cold.4+0x5/0xa [ 203.635821] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 203.641010] ? lock_downgrade+0x860/0x860 [ 203.645140] ? ___might_sleep+0x16b/0x270 [ 203.649287] __should_failslab+0xba/0xf0 [ 203.653341] should_failslab+0x9/0x20 [ 203.657217] kmem_cache_alloc_trace+0x2cb/0x740 [ 203.661867] ? qfq_change_class+0xa93/0x14e0 [ 203.666529] ? qfq_change_class+0xa93/0x14e0 [ 203.670936] ? __local_bh_enable_ip+0x160/0x260 [ 203.675591] qfq_change_class+0xad9/0x14e0 [ 203.679812] ? qfq_delete_class+0x2d0/0x2d0 [ 203.684132] ? nla_parse+0x197/0x280 [ 203.687830] tc_ctl_tclass+0x3e9/0xba0 [ 203.692077] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 203.697188] ? find_held_lock+0x36/0x1d0 [ 203.701271] rtnetlink_rcv_msg+0x34f/0x8f0 [ 203.705502] ? rtnetlink_put_metrics+0x490/0x490 [ 203.710239] ? find_held_lock+0x36/0x1d0 [ 203.714285] netlink_rcv_skb+0x13e/0x3d0 [ 203.718476] ? lock_downgrade+0x860/0x860 [ 203.722607] ? rtnetlink_put_metrics+0x490/0x490 [ 203.727344] ? netlink_ack+0xa70/0xa70 [ 203.731213] ? netlink_deliver_tap+0x182/0xb00 [ 203.735781] rtnetlink_rcv+0x10/0x20 [ 203.739481] netlink_unicast+0x443/0x650 [ 203.743544] ? netlink_attachskb+0x6c0/0x6c0 [ 203.747940] ? _copy_from_iter_full+0x182/0x720 [ 203.752618] ? __check_object_size+0x1ef/0x310 [ 203.757276] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 203.762818] netlink_sendmsg+0x764/0xc60 [ 203.766872] ? netlink_unicast+0x650/0x650 [ 203.771108] ? apparmor_socket_sendmsg+0x1b/0x20 [ 203.775873] ? netlink_unicast+0x650/0x650 [ 203.780093] sock_sendmsg+0xb5/0xf0 [ 203.783704] ___sys_sendmsg+0x647/0x950 [ 203.787660] ? find_held_lock+0x36/0x1d0 [ 203.791710] ? copy_msghdr_from_user+0x430/0x430 [ 203.796456] ? __fget+0x278/0x400 [ 203.799912] ? kasan_check_read+0x11/0x20 [ 203.804043] ? __fget+0x295/0x400 [ 203.807479] ? expand_files.part.8+0x700/0x700 [ 203.812065] ? __f_unlock_pos+0xd/0x10 [ 203.815945] ? __fget_light+0x174/0x1e0 [ 203.819915] ? __fdget+0xe/0x10 [ 203.823181] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 203.828015] __sys_sendmsg+0xd9/0x180 [ 203.831810] ? __ia32_sys_shutdown+0x70/0x70 [ 203.836212] ? __sb_end_write+0xa4/0xd0 [ 203.840200] ? kasan_check_write+0x14/0x20 [ 203.844423] ? fput+0x18/0x120 [ 203.847599] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.852948] __x64_sys_sendmsg+0x73/0xb0 [ 203.857014] do_syscall_64+0xd0/0x4e0 [ 203.860798] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 203.865966] RIP: 0033:0x463d89 [ 203.869141] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 203.888041] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 203.895854] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 203.903116] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 203.910657] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 203.918032] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 203.925303] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 203.933458] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 203.948903] FAULT_INJECTION: forcing a failure. [ 203.948903] name failslab, interval 1, probability 0, space 0, times 0 [ 203.965931] CPU: 1 PID: 11652 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 203.973981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.983337] Call Trace: [ 203.985929] dump_stack+0x123/0x171 [ 203.989591] should_fail.cold.4+0x5/0xa [ 203.993570] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 203.998676] ? lock_downgrade+0x860/0x860 [ 204.002838] ? ___might_sleep+0x16b/0x270 [ 204.007017] __should_failslab+0xba/0xf0 [ 204.011066] should_failslab+0x9/0x20 [ 204.014873] kmem_cache_alloc_trace+0x2cb/0x740 [ 204.019534] ? qfq_change_class+0xa93/0x14e0 [ 204.023927] ? qfq_change_class+0xa93/0x14e0 [ 204.028346] ? __local_bh_enable_ip+0x160/0x260 [ 204.033009] qfq_change_class+0xad9/0x14e0 [ 204.037229] ? qfq_delete_class+0x2d0/0x2d0 [ 204.041569] ? nla_parse+0x197/0x280 [ 204.045276] tc_ctl_tclass+0x3e9/0xba0 [ 204.049182] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 204.054293] ? find_held_lock+0x36/0x1d0 [ 204.058355] rtnetlink_rcv_msg+0x34f/0x8f0 [ 204.062676] ? rtnetlink_put_metrics+0x490/0x490 [ 204.067831] ? find_held_lock+0x36/0x1d0 [ 204.071991] netlink_rcv_skb+0x13e/0x3d0 [ 204.076184] ? lock_downgrade+0x860/0x860 [ 204.080356] ? rtnetlink_put_metrics+0x490/0x490 [ 204.085203] ? netlink_ack+0xa70/0xa70 [ 204.089258] ? netlink_deliver_tap+0x182/0xb00 [ 204.093932] rtnetlink_rcv+0x10/0x20 [ 204.097649] netlink_unicast+0x443/0x650 [ 204.101706] ? netlink_attachskb+0x6c0/0x6c0 [ 204.106104] ? _copy_from_iter_full+0x182/0x720 [ 204.110765] ? __check_object_size+0x1ef/0x310 [ 204.115353] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 204.120940] netlink_sendmsg+0x764/0xc60 [ 204.124998] ? netlink_unicast+0x650/0x650 [ 204.129218] ? apparmor_socket_sendmsg+0x1b/0x20 [ 204.133961] ? netlink_unicast+0x650/0x650 [ 204.138194] sock_sendmsg+0xb5/0xf0 [ 204.141806] ___sys_sendmsg+0x647/0x950 [ 204.145777] ? find_held_lock+0x36/0x1d0 [ 204.149839] ? copy_msghdr_from_user+0x430/0x430 [ 204.154633] ? __fget+0x278/0x400 [ 204.158167] ? kasan_check_read+0x11/0x20 [ 204.162312] ? __fget+0x295/0x400 [ 204.165759] ? expand_files.part.8+0x700/0x700 [ 204.170325] ? __f_unlock_pos+0xd/0x10 [ 204.174196] ? __fget_light+0x174/0x1e0 [ 204.178163] ? __fdget+0xe/0x10 [ 204.181458] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 204.186298] __sys_sendmsg+0xd9/0x180 [ 204.190110] ? __ia32_sys_shutdown+0x70/0x70 [ 204.194521] ? __sb_end_write+0xa4/0xd0 [ 204.198805] ? kasan_check_write+0x14/0x20 [ 204.203048] ? fput+0x18/0x120 [ 204.206240] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.211703] __x64_sys_sendmsg+0x73/0xb0 [ 204.215977] do_syscall_64+0xd0/0x4e0 [ 204.219813] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.225012] RIP: 0033:0x463d89 [ 204.228206] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 204.247512] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 204.255418] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 204.262794] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 204.270169] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 204.277426] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 204.284705] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 204.301447] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 204.328295] FAULT_INJECTION: forcing a failure. [ 204.328295] name failslab, interval 1, probability 0, space 0, times 0 [ 204.334616] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 204.341740] CPU: 0 PID: 11666 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 204.356062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.358308] FAULT_INJECTION: forcing a failure. [ 204.358308] name failslab, interval 1, probability 0, space 0, times 0 [ 204.365424] Call Trace: [ 204.365442] dump_stack+0x123/0x171 [ 204.365452] should_fail.cold.4+0x5/0xa [ 204.365461] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 204.365476] __should_failslab+0xba/0xf0 [ 204.365483] should_failslab+0x9/0x20 [ 204.365487] kmem_cache_alloc+0x47/0x720 [ 204.365494] ? lock_acquire+0x173/0x3d0 [ 204.365503] skb_clone+0x115/0x340 [ 204.365512] netlink_deliver_tap+0x7d7/0xb00 [ 204.365524] __netlink_sendskb+0x62/0xc0 [ 204.365530] netlink_unicast+0x4ea/0x650 [ 204.365539] ? netlink_attachskb+0x6c0/0x6c0 [ 204.365548] netlink_ack+0x519/0xa70 [ 204.365556] ? netlink_sendmsg+0xc60/0xc60 [ 204.365559] ? find_held_lock+0x36/0x1d0 [ 204.365569] netlink_rcv_skb+0x2a8/0x3d0 [ 204.444610] ? lock_downgrade+0x860/0x860 [ 204.448747] ? rtnetlink_put_metrics+0x490/0x490 [ 204.453584] ? netlink_ack+0xa70/0xa70 [ 204.457603] ? netlink_deliver_tap+0x182/0xb00 [ 204.462186] rtnetlink_rcv+0x10/0x20 [ 204.465891] netlink_unicast+0x443/0x650 [ 204.470375] ? netlink_attachskb+0x6c0/0x6c0 [ 204.474840] ? _copy_from_iter_full+0x182/0x720 [ 204.479516] ? __check_object_size+0x1ef/0x310 [ 204.484099] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 204.489627] netlink_sendmsg+0x764/0xc60 [ 204.493686] ? netlink_unicast+0x650/0x650 [ 204.497916] ? apparmor_socket_sendmsg+0x1b/0x20 [ 204.502670] ? netlink_unicast+0x650/0x650 [ 204.506892] sock_sendmsg+0xb5/0xf0 [ 204.510507] ___sys_sendmsg+0x647/0x950 [ 204.514471] ? find_held_lock+0x36/0x1d0 [ 204.518519] ? copy_msghdr_from_user+0x430/0x430 [ 204.523265] ? __fget+0x278/0x400 [ 204.526721] ? kasan_check_read+0x11/0x20 [ 204.530857] ? __fget+0x295/0x400 [ 204.534297] ? expand_files.part.8+0x700/0x700 [ 204.539838] ? __f_unlock_pos+0xd/0x10 [ 204.543713] ? __fget_light+0x174/0x1e0 [ 204.547674] ? __fdget+0xe/0x10 [ 204.550941] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 204.555776] __sys_sendmsg+0xd9/0x180 [ 204.559565] ? __ia32_sys_shutdown+0x70/0x70 [ 204.563961] ? __sb_end_write+0xa4/0xd0 [ 204.567924] ? kasan_check_write+0x14/0x20 [ 204.572143] ? fput+0x18/0x120 [ 204.575341] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.580783] __x64_sys_sendmsg+0x73/0xb0 [ 204.584929] do_syscall_64+0xd0/0x4e0 [ 204.588726] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.593929] RIP: 0033:0x463d89 [ 204.597108] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 204.616095] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 204.623792] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 204.631052] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 204.638307] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 204.645676] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 204.652946] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 204.660215] CPU: 1 PID: 11672 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 204.668114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.677478] Call Trace: [ 204.680080] dump_stack+0x123/0x171 [ 204.683714] should_fail.cold.4+0x5/0xa [ 204.687696] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 204.692894] ? lock_downgrade+0x860/0x860 [ 204.697078] ? ___might_sleep+0x16b/0x270 [ 204.701246] __should_failslab+0xba/0xf0 [ 204.705317] should_failslab+0x9/0x20 [ 204.709142] kmem_cache_alloc_trace+0x2cb/0x740 [ 204.713909] ? qfq_change_class+0xa93/0x14e0 [ 204.718314] ? qfq_change_class+0xa93/0x14e0 [ 204.722744] ? __local_bh_enable_ip+0x160/0x260 [ 204.727405] qfq_change_class+0xad9/0x14e0 [ 204.731626] ? qfq_delete_class+0x2d0/0x2d0 [ 204.735942] ? nla_parse+0x197/0x280 [ 204.739652] tc_ctl_tclass+0x3e9/0xba0 [ 204.743550] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 204.748737] ? find_held_lock+0x36/0x1d0 [ 204.752903] rtnetlink_rcv_msg+0x34f/0x8f0 [ 204.757124] ? rtnetlink_put_metrics+0x490/0x490 [ 204.761879] ? find_held_lock+0x36/0x1d0 [ 204.765952] netlink_rcv_skb+0x13e/0x3d0 [ 204.770021] ? lock_downgrade+0x860/0x860 [ 204.774159] ? rtnetlink_put_metrics+0x490/0x490 [ 204.779029] ? netlink_ack+0xa70/0xa70 [ 204.782920] ? netlink_deliver_tap+0x182/0xb00 [ 204.787532] rtnetlink_rcv+0x10/0x20 [ 204.791256] netlink_unicast+0x443/0x650 [ 204.795332] ? netlink_attachskb+0x6c0/0x6c0 [ 204.799740] ? _copy_from_iter_full+0x182/0x720 [ 204.804398] ? __check_object_size+0x1ef/0x310 [ 204.809068] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 204.814613] netlink_sendmsg+0x764/0xc60 [ 204.818679] ? netlink_unicast+0x650/0x650 [ 204.823085] ? apparmor_socket_sendmsg+0x1b/0x20 [ 204.827826] ? netlink_unicast+0x650/0x650 [ 204.832084] sock_sendmsg+0xb5/0xf0 [ 204.835729] ___sys_sendmsg+0x647/0x950 [ 204.839725] ? find_held_lock+0x36/0x1d0 [ 204.843786] ? copy_msghdr_from_user+0x430/0x430 [ 204.848536] ? __fget+0x278/0x400 [ 204.852157] ? kasan_check_read+0x11/0x20 [ 204.856309] ? __fget+0x295/0x400 [ 204.859754] ? expand_files.part.8+0x700/0x700 [ 204.864322] ? __f_unlock_pos+0xd/0x10 [ 204.868195] ? __fget_light+0x174/0x1e0 [ 204.872155] ? __fdget+0xe/0x10 [ 204.875420] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 204.880262] __sys_sendmsg+0xd9/0x180 [ 204.884058] ? __ia32_sys_shutdown+0x70/0x70 [ 204.888457] ? __sb_end_write+0xa4/0xd0 [ 204.892525] ? kasan_check_write+0x14/0x20 [ 204.896872] ? fput+0x18/0x120 [ 204.900087] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.905447] __x64_sys_sendmsg+0x73/0xb0 [ 204.909497] do_syscall_64+0xd0/0x4e0 [ 204.913301] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 204.918481] RIP: 0033:0x463d89 [ 204.921658] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 204.940616] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 204.948413] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 204.955673] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 204.962947] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 204.970203] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 204.977475] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 204.990911] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 205.024869] FAULT_INJECTION: forcing a failure. [ 205.024869] name failslab, interval 1, probability 0, space 0, times 0 [ 205.036947] CPU: 0 PID: 11686 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 205.044845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.054488] Call Trace: [ 205.057070] dump_stack+0x123/0x171 [ 205.060693] should_fail.cold.4+0x5/0xa [ 205.064682] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 205.069785] ? lock_downgrade+0x860/0x860 [ 205.073927] ? ___might_sleep+0x16b/0x270 [ 205.078276] __should_failslab+0xba/0xf0 [ 205.082347] should_failslab+0x9/0x20 [ 205.086153] kmem_cache_alloc_trace+0x2cb/0x740 [ 205.090816] ? qfq_change_class+0xa93/0x14e0 [ 205.095253] ? qfq_change_class+0xa93/0x14e0 [ 205.099666] ? __local_bh_enable_ip+0x160/0x260 [ 205.104353] qfq_change_class+0xad9/0x14e0 [ 205.108694] ? qfq_delete_class+0x2d0/0x2d0 [ 205.113012] ? nla_parse+0x197/0x280 [ 205.116721] tc_ctl_tclass+0x3e9/0xba0 [ 205.120603] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 205.125722] ? find_held_lock+0x36/0x1d0 [ 205.129777] rtnetlink_rcv_msg+0x34f/0x8f0 [ 205.136103] ? rtnetlink_put_metrics+0x490/0x490 [ 205.141150] ? find_held_lock+0x36/0x1d0 [ 205.145225] netlink_rcv_skb+0x13e/0x3d0 [ 205.149412] ? lock_downgrade+0x860/0x860 [ 205.153850] ? rtnetlink_put_metrics+0x490/0x490 [ 205.158608] ? netlink_ack+0xa70/0xa70 [ 205.162483] ? netlink_deliver_tap+0x182/0xb00 [ 205.167056] rtnetlink_rcv+0x10/0x20 [ 205.170792] netlink_unicast+0x443/0x650 [ 205.174938] ? netlink_attachskb+0x6c0/0x6c0 [ 205.179481] ? _copy_from_iter_full+0x182/0x720 [ 205.184160] ? __check_object_size+0x1ef/0x310 [ 205.189022] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 205.194571] netlink_sendmsg+0x764/0xc60 [ 205.198649] ? netlink_unicast+0x650/0x650 [ 205.202883] ? apparmor_socket_sendmsg+0x1b/0x20 [ 205.207625] ? netlink_unicast+0x650/0x650 [ 205.211851] sock_sendmsg+0xb5/0xf0 [ 205.215468] ___sys_sendmsg+0x647/0x950 [ 205.219430] ? find_held_lock+0x36/0x1d0 [ 205.223514] ? copy_msghdr_from_user+0x430/0x430 [ 205.228267] ? __fget+0x278/0x400 [ 205.231732] ? kasan_check_read+0x11/0x20 [ 205.235876] ? __fget+0x295/0x400 [ 205.239341] ? expand_files.part.8+0x700/0x700 [ 205.243908] ? __f_unlock_pos+0xd/0x10 [ 205.247781] ? __fget_light+0x174/0x1e0 [ 205.251747] ? __fdget+0xe/0x10 [ 205.255063] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 205.259890] __sys_sendmsg+0xd9/0x180 [ 205.263676] ? __ia32_sys_shutdown+0x70/0x70 [ 205.268076] ? __sb_end_write+0xa4/0xd0 [ 205.272221] ? kasan_check_write+0x14/0x20 [ 205.276450] ? fput+0x18/0x120 [ 205.279654] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.285010] __x64_sys_sendmsg+0x73/0xb0 [ 205.289058] do_syscall_64+0xd0/0x4e0 [ 205.292854] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.298209] RIP: 0033:0x463d89 [ 205.301394] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 205.320387] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 205.328082] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 205.335453] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 205.342793] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 205.350095] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 205.357578] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 205.367267] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 205.385342] FAULT_INJECTION: forcing a failure. [ 205.385342] name failslab, interval 1, probability 0, space 0, times 0 [ 205.398011] CPU: 0 PID: 11692 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 205.405923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.415387] Call Trace: [ 205.418251] dump_stack+0x123/0x171 [ 205.421895] should_fail.cold.4+0x5/0xa [ 205.426003] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 205.431108] ? lock_downgrade+0x860/0x860 [ 205.435258] ? ___might_sleep+0x16b/0x270 [ 205.439419] __should_failslab+0xba/0xf0 [ 205.443494] should_failslab+0x9/0x20 [ 205.447300] kmem_cache_alloc_trace+0x2cb/0x740 [ 205.452149] ? qfq_change_class+0xa93/0x14e0 [ 205.456735] ? qfq_change_class+0xa93/0x14e0 [ 205.461322] ? __local_bh_enable_ip+0x160/0x260 [ 205.466505] qfq_change_class+0xad9/0x14e0 [ 205.470831] ? qfq_delete_class+0x2d0/0x2d0 [ 205.475162] ? nla_parse+0x197/0x280 [ 205.478962] tc_ctl_tclass+0x3e9/0xba0 [ 205.482847] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 205.487941] ? find_held_lock+0x36/0x1d0 [ 205.492023] rtnetlink_rcv_msg+0x34f/0x8f0 [ 205.496255] ? rtnetlink_put_metrics+0x490/0x490 [ 205.501005] ? find_held_lock+0x36/0x1d0 [ 205.505065] netlink_rcv_skb+0x13e/0x3d0 [ 205.509131] ? lock_downgrade+0x860/0x860 [ 205.513275] ? rtnetlink_put_metrics+0x490/0x490 [ 205.518143] ? netlink_ack+0xa70/0xa70 [ 205.522817] ? netlink_deliver_tap+0x182/0xb00 [ 205.527501] rtnetlink_rcv+0x10/0x20 [ 205.531212] netlink_unicast+0x443/0x650 [ 205.535356] ? netlink_attachskb+0x6c0/0x6c0 [ 205.539909] ? _copy_from_iter_full+0x182/0x720 [ 205.544727] ? __check_object_size+0x1ef/0x310 [ 205.549500] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 205.555037] netlink_sendmsg+0x764/0xc60 [ 205.559106] ? netlink_unicast+0x650/0x650 [ 205.563459] ? apparmor_socket_sendmsg+0x1b/0x20 [ 205.568334] ? netlink_unicast+0x650/0x650 [ 205.572660] sock_sendmsg+0xb5/0xf0 [ 205.576289] ___sys_sendmsg+0x647/0x950 [ 205.580259] ? find_held_lock+0x36/0x1d0 [ 205.584322] ? copy_msghdr_from_user+0x430/0x430 [ 205.589157] ? __fget+0x278/0x400 [ 205.592722] ? kasan_check_read+0x11/0x20 [ 205.596868] ? __fget+0x295/0x400 [ 205.600415] ? expand_files.part.8+0x700/0x700 [ 205.605002] ? __f_unlock_pos+0xd/0x10 [ 205.609003] ? __fget_light+0x174/0x1e0 [ 205.613017] ? __fdget+0xe/0x10 [ 205.616401] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 205.621242] __sys_sendmsg+0xd9/0x180 [ 205.625037] ? __ia32_sys_shutdown+0x70/0x70 [ 205.629537] ? __sb_end_write+0xa4/0xd0 [ 205.634979] ? kasan_check_write+0x14/0x20 [ 205.639223] ? fput+0x18/0x120 [ 205.642427] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.647865] __x64_sys_sendmsg+0x73/0xb0 [ 205.652124] do_syscall_64+0xd0/0x4e0 [ 205.655919] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.661098] RIP: 0033:0x463d89 [ 205.664300] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 205.683511] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 205.691475] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 205.698749] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 205.706026] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 205.713285] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 205.720550] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 205.729820] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 205.748400] FAULT_INJECTION: forcing a failure. [ 205.748400] name failslab, interval 1, probability 0, space 0, times 0 [ 205.763976] CPU: 0 PID: 11702 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 205.771885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.781277] Call Trace: [ 205.783879] dump_stack+0x123/0x171 [ 205.787514] should_fail.cold.4+0x5/0xa [ 205.791648] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 205.796853] ? lock_downgrade+0x860/0x860 [ 205.801000] ? ___might_sleep+0x16b/0x270 [ 205.805478] __should_failslab+0xba/0xf0 [ 205.809654] should_failslab+0x9/0x20 [ 205.813444] kmem_cache_alloc_trace+0x2cb/0x740 [ 205.818122] ? qfq_change_class+0xa93/0x14e0 [ 205.822534] ? qfq_change_class+0xa93/0x14e0 [ 205.826938] ? __local_bh_enable_ip+0x160/0x260 [ 205.831607] qfq_change_class+0xad9/0x14e0 [ 205.835839] ? qfq_delete_class+0x2d0/0x2d0 [ 205.840154] ? nla_parse+0x197/0x280 [ 205.843864] tc_ctl_tclass+0x3e9/0xba0 [ 205.847766] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 205.852868] ? find_held_lock+0x36/0x1d0 [ 205.856934] rtnetlink_rcv_msg+0x34f/0x8f0 [ 205.861178] ? rtnetlink_put_metrics+0x490/0x490 [ 205.865999] ? find_held_lock+0x36/0x1d0 [ 205.870060] netlink_rcv_skb+0x13e/0x3d0 [ 205.874113] ? lock_downgrade+0x860/0x860 [ 205.878430] ? rtnetlink_put_metrics+0x490/0x490 [ 205.883349] ? netlink_ack+0xa70/0xa70 [ 205.887229] ? netlink_deliver_tap+0x182/0xb00 [ 205.891846] rtnetlink_rcv+0x10/0x20 [ 205.895820] netlink_unicast+0x443/0x650 [ 205.899974] ? netlink_attachskb+0x6c0/0x6c0 [ 205.904415] ? _copy_from_iter_full+0x182/0x720 [ 205.909263] ? __check_object_size+0x1ef/0x310 [ 205.913872] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 205.919402] netlink_sendmsg+0x764/0xc60 [ 205.923464] ? netlink_unicast+0x650/0x650 [ 205.927695] ? apparmor_socket_sendmsg+0x1b/0x20 [ 205.932451] ? netlink_unicast+0x650/0x650 [ 205.936699] sock_sendmsg+0xb5/0xf0 [ 205.941078] ___sys_sendmsg+0x647/0x950 [ 205.945224] ? find_held_lock+0x36/0x1d0 [ 205.949357] ? copy_msghdr_from_user+0x430/0x430 [ 205.954201] ? __fget+0x278/0x400 [ 205.957649] ? kasan_check_read+0x11/0x20 [ 205.961942] ? __fget+0x295/0x400 [ 205.965564] ? expand_files.part.8+0x700/0x700 [ 205.970145] ? __f_unlock_pos+0xd/0x10 [ 205.974257] ? __fget_light+0x174/0x1e0 [ 205.978584] ? __fdget+0xe/0x10 [ 205.981991] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 205.986833] __sys_sendmsg+0xd9/0x180 [ 205.990729] ? __ia32_sys_shutdown+0x70/0x70 [ 205.995434] ? __sb_end_write+0xa4/0xd0 [ 205.999578] ? kasan_check_write+0x14/0x20 [ 206.003815] ? fput+0x18/0x120 [ 206.007013] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.012389] __x64_sys_sendmsg+0x73/0xb0 [ 206.016758] do_syscall_64+0xd0/0x4e0 [ 206.020571] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.025937] RIP: 0033:0x463d89 [ 206.029125] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 206.048424] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 206.056120] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 206.063487] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 206.070764] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 206.078043] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 2021/05/24 20:54:36 executed programs: 459 [ 206.085307] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 206.095578] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 206.129304] FAULT_INJECTION: forcing a failure. [ 206.129304] name failslab, interval 1, probability 0, space 0, times 0 [ 206.132105] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 206.141376] CPU: 1 PID: 11716 Comm: syz-executor.0 Not tainted 4.19.191-syzkaller #0 [ 206.157280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.163233] FAULT_INJECTION: forcing a failure. [ 206.163233] name failslab, interval 1, probability 0, space 0, times 0 [ 206.166644] Call Trace: [ 206.166657] dump_stack+0x123/0x171 [ 206.166668] should_fail.cold.4+0x5/0xa [ 206.166677] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 206.193269] __should_failslab+0xba/0xf0 [ 206.197337] should_failslab+0x9/0x20 [ 206.201127] kmem_cache_alloc+0x47/0x720 [ 206.205195] ? lock_acquire+0x173/0x3d0 [ 206.209166] skb_clone+0x115/0x340 [ 206.212705] netlink_deliver_tap+0x7d7/0xb00 [ 206.217129] __netlink_sendskb+0x62/0xc0 [ 206.221174] netlink_unicast+0x4ea/0x650 [ 206.225226] ? netlink_attachskb+0x6c0/0x6c0 [ 206.229636] netlink_ack+0x519/0xa70 [ 206.233341] ? netlink_sendmsg+0xc60/0xc60 [ 206.237559] ? find_held_lock+0x36/0x1d0 [ 206.241631] netlink_rcv_skb+0x2a8/0x3d0 [ 206.245677] ? lock_downgrade+0x860/0x860 [ 206.249811] ? rtnetlink_put_metrics+0x490/0x490 [ 206.254559] ? netlink_ack+0xa70/0xa70 [ 206.258432] ? netlink_deliver_tap+0x182/0xb00 [ 206.263024] rtnetlink_rcv+0x10/0x20 [ 206.266734] netlink_unicast+0x443/0x650 [ 206.270806] ? netlink_attachskb+0x6c0/0x6c0 [ 206.275206] ? _copy_from_iter_full+0x182/0x720 [ 206.279928] ? __check_object_size+0x1ef/0x310 [ 206.284496] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 206.290040] netlink_sendmsg+0x764/0xc60 [ 206.294091] ? netlink_unicast+0x650/0x650 [ 206.298318] ? apparmor_socket_sendmsg+0x1b/0x20 [ 206.303063] ? netlink_unicast+0x650/0x650 [ 206.307284] sock_sendmsg+0xb5/0xf0 [ 206.310921] ___sys_sendmsg+0x647/0x950 [ 206.314886] ? find_held_lock+0x36/0x1d0 [ 206.318937] ? copy_msghdr_from_user+0x430/0x430 [ 206.323688] ? __fget+0x278/0x400 [ 206.327130] ? kasan_check_read+0x11/0x20 [ 206.331267] ? __fget+0x295/0x400 [ 206.334709] ? expand_files.part.8+0x700/0x700 [ 206.339276] ? __f_unlock_pos+0xd/0x10 [ 206.343171] ? __fget_light+0x174/0x1e0 [ 206.347131] ? __fdget+0xe/0x10 [ 206.350395] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 206.355223] __sys_sendmsg+0xd9/0x180 [ 206.359006] ? __ia32_sys_shutdown+0x70/0x70 [ 206.363402] ? __sb_end_write+0xa4/0xd0 [ 206.367486] ? kasan_check_write+0x14/0x20 [ 206.371709] ? fput+0x18/0x120 [ 206.374930] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.380301] __x64_sys_sendmsg+0x73/0xb0 [ 206.384360] do_syscall_64+0xd0/0x4e0 [ 206.388200] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.393374] RIP: 0033:0x463d89 [ 206.396553] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 206.415819] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 206.423525] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 206.430958] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 206.438500] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 206.445847] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 206.453102] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 206.460430] CPU: 0 PID: 11722 Comm: syz-executor.5 Not tainted 4.19.191-syzkaller #0 [ 206.468405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.477764] Call Trace: [ 206.480882] dump_stack+0x123/0x171 [ 206.484521] should_fail.cold.4+0x5/0xa [ 206.488505] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 206.493615] ? lock_downgrade+0x860/0x860 [ 206.497873] ? ___might_sleep+0x16b/0x270 [ 206.502032] __should_failslab+0xba/0xf0 [ 206.506099] should_failslab+0x9/0x20 [ 206.509923] kmem_cache_alloc_trace+0x2cb/0x740 [ 206.514694] ? qfq_change_class+0xa93/0x14e0 [ 206.519110] ? qfq_change_class+0xa93/0x14e0 [ 206.523505] ? __local_bh_enable_ip+0x160/0x260 [ 206.528161] qfq_change_class+0xad9/0x14e0 [ 206.532730] ? qfq_delete_class+0x2d0/0x2d0 [ 206.537041] ? nla_parse+0x197/0x280 [ 206.540744] tc_ctl_tclass+0x3e9/0xba0 [ 206.544636] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 206.549726] ? find_held_lock+0x36/0x1d0 [ 206.553805] rtnetlink_rcv_msg+0x34f/0x8f0 [ 206.558170] ? rtnetlink_put_metrics+0x490/0x490 [ 206.562925] ? find_held_lock+0x36/0x1d0 [ 206.566979] netlink_rcv_skb+0x13e/0x3d0 [ 206.571064] ? lock_downgrade+0x860/0x860 [ 206.575229] ? rtnetlink_put_metrics+0x490/0x490 [ 206.579973] ? netlink_ack+0xa70/0xa70 [ 206.583852] ? netlink_deliver_tap+0x182/0xb00 [ 206.588426] rtnetlink_rcv+0x10/0x20 [ 206.592124] netlink_unicast+0x443/0x650 [ 206.596478] ? netlink_attachskb+0x6c0/0x6c0 [ 206.601002] ? _copy_from_iter_full+0x182/0x720 [ 206.605677] ? __check_object_size+0x1ef/0x310 [ 206.610245] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 206.615789] netlink_sendmsg+0x764/0xc60 [ 206.619843] ? netlink_unicast+0x650/0x650 [ 206.624077] ? apparmor_socket_sendmsg+0x1b/0x20 [ 206.628826] ? netlink_unicast+0x650/0x650 [ 206.633167] sock_sendmsg+0xb5/0xf0 [ 206.636829] ___sys_sendmsg+0x647/0x950 [ 206.640831] ? find_held_lock+0x36/0x1d0 [ 206.644887] ? copy_msghdr_from_user+0x430/0x430 [ 206.649631] ? __fget+0x278/0x400 [ 206.653083] ? kasan_check_read+0x11/0x20 [ 206.657234] ? __fget+0x295/0x400 [ 206.660684] ? expand_files.part.8+0x700/0x700 [ 206.665261] ? __f_unlock_pos+0xd/0x10 [ 206.669176] ? __fget_light+0x174/0x1e0 [ 206.673148] ? __fdget+0xe/0x10 [ 206.676585] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 206.681434] __sys_sendmsg+0xd9/0x180 [ 206.685228] ? __ia32_sys_shutdown+0x70/0x70 [ 206.689656] ? __sb_end_write+0xa4/0xd0 [ 206.693654] ? kasan_check_write+0x14/0x20 [ 206.697903] ? fput+0x18/0x120 [ 206.701084] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.706436] __x64_sys_sendmsg+0x73/0xb0 [ 206.710485] do_syscall_64+0xd0/0x4e0 [ 206.714285] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.719458] RIP: 0033:0x463d89 [ 206.722631] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 206.741533] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 206.749274] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 206.756550] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 206.763814] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 206.771132] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 206.778407] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 206.796348] FAULT_INJECTION: forcing a failure. [ 206.796348] name failslab, interval 1, probability 0, space 0, times 0 [ 206.825826] CPU: 1 PID: 11732 Comm: syz-executor.1 Not tainted 4.19.191-syzkaller #0 [ 206.833739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.843207] Call Trace: [ 206.845807] dump_stack+0x123/0x171 [ 206.849428] should_fail.cold.4+0x5/0xa [ 206.853396] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 206.858490] ? lock_downgrade+0x860/0x860 [ 206.862625] ? ___might_sleep+0x16b/0x270 [ 206.866781] __should_failslab+0xba/0xf0 [ 206.870873] should_failslab+0x9/0x20 [ 206.874688] kmem_cache_alloc_trace+0x2cb/0x740 [ 206.879359] ? qfq_change_class+0xa93/0x14e0 [ 206.883929] ? qfq_change_class+0xa93/0x14e0 [ 206.888328] ? __local_bh_enable_ip+0x160/0x260 [ 206.892982] qfq_change_class+0xad9/0x14e0 [ 206.897219] ? qfq_delete_class+0x2d0/0x2d0 [ 206.901540] ? nla_parse+0x197/0x280 [ 206.905249] tc_ctl_tclass+0x3e9/0xba0 [ 206.909224] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 206.914525] ? find_held_lock+0x36/0x1d0 [ 206.918603] rtnetlink_rcv_msg+0x34f/0x8f0 [ 206.922851] ? rtnetlink_put_metrics+0x490/0x490 [ 206.927628] ? find_held_lock+0x36/0x1d0 [ 206.931694] netlink_rcv_skb+0x13e/0x3d0 [ 206.935811] ? lock_downgrade+0x860/0x860 [ 206.939963] ? rtnetlink_put_metrics+0x490/0x490 [ 206.944829] ? netlink_ack+0xa70/0xa70 [ 206.948708] ? netlink_deliver_tap+0x182/0xb00 [ 206.953281] rtnetlink_rcv+0x10/0x20 [ 206.956986] netlink_unicast+0x443/0x650 [ 206.961048] ? netlink_attachskb+0x6c0/0x6c0 [ 206.965559] ? _copy_from_iter_full+0x182/0x720 [ 206.970597] ? __check_object_size+0x1ef/0x310 [ 206.975195] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 206.980738] netlink_sendmsg+0x764/0xc60 [ 206.984813] ? netlink_unicast+0x650/0x650 [ 206.989052] ? apparmor_socket_sendmsg+0x1b/0x20 [ 206.993832] ? netlink_unicast+0x650/0x650 [ 206.998056] sock_sendmsg+0xb5/0xf0 [ 207.001673] ___sys_sendmsg+0x647/0x950 [ 207.005634] ? find_held_lock+0x36/0x1d0 [ 207.009690] ? copy_msghdr_from_user+0x430/0x430 [ 207.014451] ? __fget+0x278/0x400 [ 207.017899] ? kasan_check_read+0x11/0x20 [ 207.022057] ? __fget+0x295/0x400 [ 207.025501] ? expand_files.part.8+0x700/0x700 [ 207.030078] ? __f_unlock_pos+0xd/0x10 [ 207.033958] ? __fget_light+0x174/0x1e0 [ 207.037913] ? __fdget+0xe/0x10 [ 207.041191] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 207.046213] __sys_sendmsg+0xd9/0x180 [ 207.050018] ? __ia32_sys_shutdown+0x70/0x70 [ 207.054513] ? __sb_end_write+0xa4/0xd0 [ 207.058571] ? kasan_check_write+0x14/0x20 [ 207.063037] ? fput+0x18/0x120 [ 207.066244] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.071616] __x64_sys_sendmsg+0x73/0xb0 [ 207.075678] do_syscall_64+0xd0/0x4e0 [ 207.079601] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.084881] RIP: 0033:0x463d89 [ 207.088217] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 207.107789] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 207.115493] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 207.123291] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 207.130573] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 207.137951] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 207.145344] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 207.167319] FAULT_INJECTION: forcing a failure. [ 207.167319] name failslab, interval 1, probability 0, space 0, times 0 [ 207.179281] CPU: 1 PID: 11742 Comm: syz-executor.4 Not tainted 4.19.191-syzkaller #0 [ 207.187177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.196576] Call Trace: [ 207.199169] dump_stack+0x123/0x171 [ 207.202806] should_fail.cold.4+0x5/0xa [ 207.206784] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 207.211897] ? lock_downgrade+0x860/0x860 [ 207.216055] ? ___might_sleep+0x16b/0x270 [ 207.220227] __should_failslab+0xba/0xf0 [ 207.224278] should_failslab+0x9/0x20 [ 207.228070] kmem_cache_alloc_trace+0x2cb/0x740 [ 207.232733] ? qfq_change_class+0xa93/0x14e0 [ 207.237191] ? qfq_change_class+0xa93/0x14e0 [ 207.241605] ? __local_bh_enable_ip+0x160/0x260 [ 207.246300] qfq_change_class+0xad9/0x14e0 [ 207.250548] ? qfq_delete_class+0x2d0/0x2d0 [ 207.254863] ? nla_parse+0x197/0x280 [ 207.258570] tc_ctl_tclass+0x3e9/0xba0 [ 207.262461] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 207.267660] ? find_held_lock+0x36/0x1d0 [ 207.271717] rtnetlink_rcv_msg+0x34f/0x8f0 [ 207.275939] ? rtnetlink_put_metrics+0x490/0x490 [ 207.280703] ? find_held_lock+0x36/0x1d0 [ 207.284763] netlink_rcv_skb+0x13e/0x3d0 [ 207.288835] ? lock_downgrade+0x860/0x860 [ 207.293006] ? rtnetlink_put_metrics+0x490/0x490 [ 207.297922] ? netlink_ack+0xa70/0xa70 [ 207.301939] ? netlink_deliver_tap+0x182/0xb00 [ 207.306639] rtnetlink_rcv+0x10/0x20 [ 207.310352] netlink_unicast+0x443/0x650 [ 207.314760] ? netlink_attachskb+0x6c0/0x6c0 [ 207.319152] ? _copy_from_iter_full+0x182/0x720 [ 207.323935] ? __check_object_size+0x1ef/0x310 [ 207.328639] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 207.334184] netlink_sendmsg+0x764/0xc60 [ 207.338240] ? netlink_unicast+0x650/0x650 [ 207.342643] ? apparmor_socket_sendmsg+0x1b/0x20 [ 207.347470] ? netlink_unicast+0x650/0x650 [ 207.351708] sock_sendmsg+0xb5/0xf0 [ 207.355531] ___sys_sendmsg+0x647/0x950 [ 207.359502] ? find_held_lock+0x36/0x1d0 [ 207.363714] ? copy_msghdr_from_user+0x430/0x430 [ 207.368655] ? __fget+0x278/0x400 [ 207.372256] ? kasan_check_read+0x11/0x20 [ 207.376497] ? __fget+0x295/0x400 [ 207.380052] ? expand_files.part.8+0x700/0x700 [ 207.384654] ? __f_unlock_pos+0xd/0x10 [ 207.388563] ? __fget_light+0x174/0x1e0 [ 207.392527] ? __fdget+0xe/0x10 [ 207.395821] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 207.400771] __sys_sendmsg+0xd9/0x180 [ 207.404578] ? __ia32_sys_shutdown+0x70/0x70 [ 207.408977] ? __sb_end_write+0xa4/0xd0 [ 207.413096] ? kasan_check_write+0x14/0x20 [ 207.417356] ? fput+0x18/0x120 [ 207.420552] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.425911] __x64_sys_sendmsg+0x73/0xb0 [ 207.429971] do_syscall_64+0xd0/0x4e0 [ 207.433761] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.438965] RIP: 0033:0x463d89 [ 207.442148] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 207.461634] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 207.469371] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 207.477014] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 207.484613] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 207.492094] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 207.499578] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 207.530206] FAULT_INJECTION: forcing a failure. [ 207.530206] name failslab, interval 1, probability 0, space 0, times 0 [ 207.547938] CPU: 1 PID: 11766 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 207.555962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.565512] Call Trace: [ 207.568199] dump_stack+0x123/0x171 [ 207.571834] should_fail.cold.4+0x5/0xa [ 207.575800] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 207.580908] ? lock_downgrade+0x860/0x860 [ 207.585228] ? ___might_sleep+0x16b/0x270 [ 207.589394] __should_failslab+0xba/0xf0 [ 207.593438] should_failslab+0x9/0x20 [ 207.597222] kmem_cache_alloc_trace+0x2cb/0x740 [ 207.602320] ? qfq_change_class+0xa93/0x14e0 [ 207.606716] ? qfq_change_class+0xa93/0x14e0 [ 207.611125] ? __local_bh_enable_ip+0x160/0x260 [ 207.615782] qfq_change_class+0xad9/0x14e0 [ 207.620095] ? qfq_delete_class+0x2d0/0x2d0 [ 207.624493] ? nla_parse+0x197/0x280 [ 207.628209] tc_ctl_tclass+0x3e9/0xba0 [ 207.632122] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 207.637395] ? find_held_lock+0x36/0x1d0 [ 207.641481] rtnetlink_rcv_msg+0x34f/0x8f0 [ 207.645858] ? rtnetlink_put_metrics+0x490/0x490 [ 207.650610] ? find_held_lock+0x36/0x1d0 [ 207.654662] netlink_rcv_skb+0x13e/0x3d0 [ 207.658719] ? lock_downgrade+0x860/0x860 [ 207.663229] ? rtnetlink_put_metrics+0x490/0x490 [ 207.667989] ? netlink_ack+0xa70/0xa70 [ 207.671949] ? netlink_deliver_tap+0x182/0xb00 [ 207.676527] rtnetlink_rcv+0x10/0x20 [ 207.680243] netlink_unicast+0x443/0x650 [ 207.684390] ? netlink_attachskb+0x6c0/0x6c0 [ 207.688834] ? _copy_from_iter_full+0x182/0x720 [ 207.693593] ? __check_object_size+0x1ef/0x310 [ 207.698173] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 207.703769] netlink_sendmsg+0x764/0xc60 [ 207.707858] ? netlink_unicast+0x650/0x650 [ 207.712156] ? apparmor_socket_sendmsg+0x1b/0x20 [ 207.716937] ? netlink_unicast+0x650/0x650 [ 207.721170] sock_sendmsg+0xb5/0xf0 [ 207.724956] ___sys_sendmsg+0x647/0x950 [ 207.729024] ? find_held_lock+0x36/0x1d0 [ 207.733190] ? copy_msghdr_from_user+0x430/0x430 [ 207.737973] ? __fget+0x278/0x400 [ 207.741514] ? kasan_check_read+0x11/0x20 [ 207.745977] ? __fget+0x295/0x400 [ 207.749644] ? expand_files.part.8+0x700/0x700 [ 207.754220] ? __f_unlock_pos+0xd/0x10 [ 207.758291] ? __fget_light+0x174/0x1e0 [ 207.762271] ? __fdget+0xe/0x10 [ 207.765540] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 207.770411] __sys_sendmsg+0xd9/0x180 [ 207.774294] ? __ia32_sys_shutdown+0x70/0x70 [ 207.778809] ? __sb_end_write+0xa4/0xd0 [ 207.782804] ? kasan_check_write+0x14/0x20 [ 207.787124] ? fput+0x18/0x120 [ 207.790407] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.795770] __x64_sys_sendmsg+0x73/0xb0 [ 207.799912] do_syscall_64+0xd0/0x4e0 [ 207.803701] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.808874] RIP: 0033:0x463d89 [ 207.812056] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 207.831092] RSP: 002b:00007f0af8213198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 207.838793] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 207.846072] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 207.853350] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 207.860607] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 207.868137] R13: 00007f0af82136bc R14: 0000000000000009 R15: 0000000000000001 [ 207.881219] FAULT_INJECTION: forcing a failure. [ 207.881219] name failslab, interval 1, probability 0, space 0, times 0 [ 207.881517] ================================================================== [ 207.894274] CPU: 0 PID: 11767 Comm: syz-executor.3 Not tainted 4.19.191-syzkaller #0 [ 207.899967] BUG: KASAN: use-after-free in qfq_search_class+0x181/0x1f0 [ 207.907848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.907853] Call Trace: [ 207.914505] Read of size 4 at addr ffff8881dca2c240 by task syz-executor.2/11760 [ 207.923869] dump_stack+0x123/0x171 [ 207.926435] [ 207.934050] should_fail.cold.4+0x5/0xa [ 207.943259] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 207.948573] __should_failslab+0xba/0xf0 [ 207.952841] should_failslab+0x9/0x20 [ 207.956623] kmem_cache_alloc+0x47/0x720 [ 207.960672] ? lock_acquire+0x173/0x3d0 [ 207.964643] skb_clone+0x115/0x340 [ 207.968276] netlink_deliver_tap+0x7d7/0xb00 [ 207.972674] __netlink_sendskb+0x62/0xc0 [ 207.976719] netlink_unicast+0x4ea/0x650 [ 207.980767] ? netlink_attachskb+0x6c0/0x6c0 [ 207.985166] netlink_ack+0x519/0xa70 [ 207.988879] ? netlink_sendmsg+0xc60/0xc60 [ 207.993114] ? find_held_lock+0x36/0x1d0 [ 207.997268] netlink_rcv_skb+0x2a8/0x3d0 [ 208.001322] ? lock_downgrade+0x860/0x860 [ 208.005546] ? rtnetlink_put_metrics+0x490/0x490 [ 208.010375] ? netlink_ack+0xa70/0xa70 [ 208.014245] ? netlink_deliver_tap+0x182/0xb00 [ 208.018813] rtnetlink_rcv+0x10/0x20 [ 208.022509] netlink_unicast+0x443/0x650 [ 208.026557] ? netlink_attachskb+0x6c0/0x6c0 [ 208.030964] ? _copy_from_iter_full+0x182/0x720 [ 208.035709] ? __check_object_size+0x1ef/0x310 [ 208.040280] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 208.045805] netlink_sendmsg+0x764/0xc60 [ 208.049901] ? netlink_unicast+0x650/0x650 [ 208.054167] ? apparmor_socket_sendmsg+0x1b/0x20 [ 208.058914] ? netlink_unicast+0x650/0x650 [ 208.063149] sock_sendmsg+0xb5/0xf0 [ 208.066780] ___sys_sendmsg+0x647/0x950 [ 208.070737] ? find_held_lock+0x36/0x1d0 [ 208.074786] ? copy_msghdr_from_user+0x430/0x430 [ 208.079527] ? __fget+0x278/0x400 [ 208.082966] ? kasan_check_read+0x11/0x20 [ 208.087113] ? __fget+0x295/0x400 [ 208.090553] ? expand_files.part.8+0x700/0x700 [ 208.095325] ? __f_unlock_pos+0xd/0x10 [ 208.099282] ? __fget_light+0x174/0x1e0 [ 208.103387] ? __fdget+0xe/0x10 [ 208.106657] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 208.111489] __sys_sendmsg+0xd9/0x180 [ 208.115290] ? __ia32_sys_shutdown+0x70/0x70 [ 208.119689] ? __sb_end_write+0xa4/0xd0 [ 208.123651] ? kasan_check_write+0x14/0x20 [ 208.127865] ? fput+0x18/0x120 [ 208.131044] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.136415] __x64_sys_sendmsg+0x73/0xb0 [ 208.140469] do_syscall_64+0xd0/0x4e0 [ 208.144290] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.149645] RIP: 0033:0x463d89 [ 208.152841] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 208.171746] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 208.179459] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 208.186825] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 208.194099] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 208.201447] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 208.208726] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 208.216000] CPU: 1 PID: 11760 Comm: syz-executor.2 Not tainted 4.19.191-syzkaller #0 [ 208.224066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.233435] Call Trace: [ 208.236024] dump_stack+0x123/0x171 [ 208.239682] print_address_description.cold.8+0x9/0x1ff [ 208.245053] kasan_report.cold.9+0x242/0x2fe [ 208.249466] ? qfq_search_class+0x181/0x1f0 [ 208.253941] __asan_report_load4_noabort+0x14/0x20 [ 208.258981] qfq_search_class+0x181/0x1f0 [ 208.263380] ? qdisc_lookup+0x48/0x1a0 [ 208.267423] tc_ctl_tclass+0x63a/0xba0 [ 208.271320] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 208.276689] ? find_held_lock+0x36/0x1d0 [ 208.280871] rtnetlink_rcv_msg+0x34f/0x8f0 [ 208.285492] ? rtnetlink_put_metrics+0x490/0x490 [ 208.290267] ? find_held_lock+0x36/0x1d0 [ 208.294350] netlink_rcv_skb+0x13e/0x3d0 [ 208.298396] ? lock_downgrade+0x860/0x860 [ 208.302559] ? rtnetlink_put_metrics+0x490/0x490 [ 208.307315] ? netlink_ack+0xa70/0xa70 [ 208.311310] ? netlink_deliver_tap+0x182/0xb00 [ 208.316069] rtnetlink_rcv+0x10/0x20 [ 208.319810] netlink_unicast+0x443/0x650 [ 208.324209] ? netlink_attachskb+0x6c0/0x6c0 [ 208.328603] ? _copy_from_iter_full+0x182/0x720 [ 208.333262] ? __check_object_size+0x1ef/0x310 [ 208.337831] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 208.343358] netlink_sendmsg+0x764/0xc60 [ 208.347409] ? netlink_unicast+0x650/0x650 [ 208.351631] ? apparmor_socket_sendmsg+0x1b/0x20 [ 208.356376] ? netlink_unicast+0x650/0x650 [ 208.360608] sock_sendmsg+0xb5/0xf0 [ 208.364228] ___sys_sendmsg+0x647/0x950 [ 208.368196] ? find_held_lock+0x36/0x1d0 [ 208.372282] ? copy_msghdr_from_user+0x430/0x430 [ 208.377022] ? __fget+0x278/0x400 [ 208.380594] ? kasan_check_read+0x11/0x20 [ 208.384759] ? __fget+0x295/0x400 [ 208.388195] ? expand_files.part.8+0x700/0x700 [ 208.392761] ? __fget_light+0x174/0x1e0 [ 208.396718] ? __fdget+0xe/0x10 [ 208.399990] __sys_sendmsg+0xd9/0x180 [ 208.403780] ? __ia32_sys_shutdown+0x70/0x70 [ 208.408201] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.413645] __x64_sys_sendmsg+0x73/0xb0 [ 208.417722] do_syscall_64+0xd0/0x4e0 [ 208.421610] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.426786] RIP: 0033:0x463d89 [ 208.429982] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 208.448875] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 208.456570] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 208.463987] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 208.471271] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 208.478538] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 208.485841] R13: 00007f0af82346bc R14: 00000000ffffffff R15: 0000000000000003 [ 208.493214] [ 208.494833] Allocated by task 11766: [ 208.498557] save_stack+0x43/0xd0 [ 208.501997] kasan_kmalloc+0xc7/0xe0 [ 208.505706] kmem_cache_alloc_trace+0x152/0x740 [ 208.510464] qfq_change_class+0x613/0x14e0 [ 208.514988] tc_ctl_tclass+0x3e9/0xba0 [ 208.518878] rtnetlink_rcv_msg+0x34f/0x8f0 [ 208.523632] netlink_rcv_skb+0x13e/0x3d0 [ 208.527691] rtnetlink_rcv+0x10/0x20 [ 208.531419] netlink_unicast+0x443/0x650 [ 208.535505] netlink_sendmsg+0x764/0xc60 [ 208.539573] sock_sendmsg+0xb5/0xf0 [ 208.543197] ___sys_sendmsg+0x647/0x950 [ 208.547179] __sys_sendmsg+0xd9/0x180 [ 208.550988] __x64_sys_sendmsg+0x73/0xb0 [ 208.555049] do_syscall_64+0xd0/0x4e0 [ 208.558835] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.564028] [ 208.565661] Freed by task 11766: [ 208.569019] save_stack+0x43/0xd0 [ 208.572488] __kasan_slab_free+0x102/0x150 [ 208.576718] kasan_slab_free+0xe/0x10 [ 208.580507] kfree+0xcf/0x220 [ 208.583617] qfq_change_class+0xd44/0x14e0 [ 208.587843] tc_ctl_tclass+0x3e9/0xba0 [ 208.591723] rtnetlink_rcv_msg+0x34f/0x8f0 [ 208.596062] netlink_rcv_skb+0x13e/0x3d0 [ 208.600116] rtnetlink_rcv+0x10/0x20 [ 208.603914] netlink_unicast+0x443/0x650 [ 208.607970] netlink_sendmsg+0x764/0xc60 [ 208.612017] sock_sendmsg+0xb5/0xf0 [ 208.615773] ___sys_sendmsg+0x647/0x950 [ 208.619740] __sys_sendmsg+0xd9/0x180 [ 208.623559] __x64_sys_sendmsg+0x73/0xb0 [ 208.627616] do_syscall_64+0xd0/0x4e0 [ 208.631538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.636819] [ 208.642169] The buggy address belongs to the object at ffff8881dca2c240 [ 208.642169] which belongs to the cache kmalloc-128 of size 128 [ 208.655072] The buggy address is located 0 bytes inside of [ 208.655072] 128-byte region [ffff8881dca2c240, ffff8881dca2c2c0) [ 208.666762] The buggy address belongs to the page: [ 208.671694] page:ffffea0007728b00 count:1 mapcount:0 mapping:ffff8881f6400640 index:0x0 [ 208.679847] flags: 0x17ffe0000000100(slab) [ 208.684067] raw: 017ffe0000000100 ffffea00076aa148 ffff8881f6401548 ffff8881f6400640 [ 208.692071] raw: 0000000000000000 ffff8881dca2c000 0000000100000015 0000000000000000 [ 208.699937] page dumped because: kasan: bad access detected [ 208.705634] [ 208.707240] Memory state around the buggy address: [ 208.712363] ffff8881dca2c100: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc [ 208.719711] ffff8881dca2c180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 208.727058] >ffff8881dca2c200: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 208.734409] ^ [ 208.739937] ffff8881dca2c280: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 208.747284] ffff8881dca2c300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 208.754631] ================================================================== [ 208.761997] Disabling lock debugging due to kernel taint [ 208.769827] nla_parse: 4 callbacks suppressed [ 208.769831] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 208.818436] FAULT_INJECTION: forcing a failure. [ 208.818436] name failslab, interval 1, probability 0, space 0, times 0 [ 208.830248] CPU: 1 PID: 11773 Comm: syz-executor.0 Tainted: G B 4.19.191-syzkaller #0 [ 208.839547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.848988] Call Trace: [ 208.851637] dump_stack+0x123/0x171 [ 208.855270] should_fail.cold.4+0x5/0xa [ 208.859400] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 208.864508] ? lock_downgrade+0x860/0x860 [ 208.868852] ? set_page_refcounted+0x100/0x100 [ 208.873431] ? ___might_sleep+0x16b/0x270 [ 208.877574] __should_failslab+0xba/0xf0 [ 208.881625] should_failslab+0x9/0x20 [ 208.885443] kmem_cache_alloc_trace+0x2cb/0x740 [ 208.890378] ? qfq_change_class+0xa93/0x14e0 [ 208.894859] ? qfq_change_class+0xa93/0x14e0 [ 208.899272] ? __local_bh_enable_ip+0x160/0x260 [ 208.904089] qfq_change_class+0xad9/0x14e0 [ 208.908523] ? qfq_delete_class+0x2d0/0x2d0 [ 208.912853] ? nla_parse+0x197/0x280 [ 208.916569] tc_ctl_tclass+0x3e9/0xba0 [ 208.920450] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 208.925631] ? find_held_lock+0x36/0x1d0 [ 208.929688] rtnetlink_rcv_msg+0x34f/0x8f0 [ 208.934062] ? rtnetlink_put_metrics+0x490/0x490 [ 208.938820] ? find_held_lock+0x36/0x1d0 [ 208.943104] netlink_rcv_skb+0x13e/0x3d0 [ 208.947364] ? lock_downgrade+0x860/0x860 [ 208.951747] ? rtnetlink_put_metrics+0x490/0x490 [ 208.956737] ? netlink_ack+0xa70/0xa70 [ 208.960850] ? netlink_deliver_tap+0x182/0xb00 [ 208.965984] rtnetlink_rcv+0x10/0x20 [ 208.969685] netlink_unicast+0x443/0x650 [ 208.973732] ? netlink_attachskb+0x6c0/0x6c0 [ 208.978426] ? _copy_from_iter_full+0x182/0x720 [ 208.983643] ? __check_object_size+0x1ef/0x310 [ 208.988406] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 208.994327] netlink_sendmsg+0x764/0xc60 [ 208.998504] ? netlink_unicast+0x650/0x650 [ 209.002852] ? apparmor_socket_sendmsg+0x1b/0x20 [ 209.008160] ? netlink_unicast+0x650/0x650 [ 209.012531] sock_sendmsg+0xb5/0xf0 [ 209.016159] ___sys_sendmsg+0x647/0x950 [ 209.020140] ? find_held_lock+0x36/0x1d0 [ 209.024188] ? copy_msghdr_from_user+0x430/0x430 [ 209.028960] ? __fget+0x278/0x400 [ 209.032425] ? kasan_check_read+0x11/0x20 [ 209.036699] ? __fget+0x295/0x400 [ 209.040164] ? expand_files.part.8+0x700/0x700 [ 209.044988] ? __f_unlock_pos+0xd/0x10 [ 209.049017] ? __fget_light+0x174/0x1e0 [ 209.053105] ? __fdget+0xe/0x10 [ 209.056382] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 209.061212] __sys_sendmsg+0xd9/0x180 [ 209.065082] ? __ia32_sys_shutdown+0x70/0x70 [ 209.069564] ? __sb_end_write+0xa4/0xd0 [ 209.073758] ? kasan_check_write+0x14/0x20 [ 209.078066] ? fput+0x18/0x120 [ 209.081355] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.087028] __x64_sys_sendmsg+0x73/0xb0 [ 209.091267] do_syscall_64+0xd0/0x4e0 [ 209.095480] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.100768] RIP: 0033:0x463d89 [ 209.104267] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 209.123805] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 209.131758] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 209.139025] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 209.146445] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 209.153704] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 209.161080] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 209.171033] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 209.191714] FAULT_INJECTION: forcing a failure. [ 209.191714] name failslab, interval 1, probability 0, space 0, times 0 [ 209.203582] CPU: 0 PID: 11783 Comm: syz-executor.5 Tainted: G B 4.19.191-syzkaller #0 [ 209.213140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.222483] Call Trace: [ 209.225074] dump_stack+0x123/0x171 [ 209.228713] should_fail.cold.4+0x5/0xa [ 209.232706] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 209.237796] ? lock_downgrade+0x860/0x860 [ 209.241928] ? set_page_refcounted+0x100/0x100 [ 209.246500] ? ___might_sleep+0x16b/0x270 [ 209.250633] __should_failslab+0xba/0xf0 [ 209.254672] should_failslab+0x9/0x20 [ 209.258747] kmem_cache_alloc_trace+0x2cb/0x740 [ 209.263407] ? qfq_change_class+0xa93/0x14e0 [ 209.267911] ? qfq_change_class+0xa93/0x14e0 [ 209.272435] ? __local_bh_enable_ip+0x160/0x260 [ 209.277106] qfq_change_class+0xad9/0x14e0 [ 209.281651] ? qfq_delete_class+0x2d0/0x2d0 [ 209.285989] ? nla_parse+0x197/0x280 [ 209.289780] tc_ctl_tclass+0x3e9/0xba0 [ 209.293682] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 209.298776] ? find_held_lock+0x36/0x1d0 [ 209.302838] rtnetlink_rcv_msg+0x34f/0x8f0 [ 209.307069] ? rtnetlink_put_metrics+0x490/0x490 [ 209.311823] ? find_held_lock+0x36/0x1d0 [ 209.316021] netlink_rcv_skb+0x13e/0x3d0 [ 209.320067] ? lock_downgrade+0x860/0x860 [ 209.324204] ? rtnetlink_put_metrics+0x490/0x490 [ 209.328960] ? netlink_ack+0xa70/0xa70 [ 209.332852] ? netlink_deliver_tap+0x182/0xb00 [ 209.337702] rtnetlink_rcv+0x10/0x20 [ 209.341430] netlink_unicast+0x443/0x650 [ 209.345490] ? netlink_attachskb+0x6c0/0x6c0 [ 209.349891] ? _copy_from_iter_full+0x182/0x720 [ 209.354547] ? __check_object_size+0x1ef/0x310 [ 209.359120] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 209.364736] netlink_sendmsg+0x764/0xc60 [ 209.368816] ? netlink_unicast+0x650/0x650 [ 209.373041] ? apparmor_socket_sendmsg+0x1b/0x20 [ 209.377794] ? netlink_unicast+0x650/0x650 [ 209.382030] sock_sendmsg+0xb5/0xf0 [ 209.385646] ___sys_sendmsg+0x647/0x950 [ 209.389606] ? find_held_lock+0x36/0x1d0 [ 209.393714] ? copy_msghdr_from_user+0x430/0x430 [ 209.398682] ? __fget+0x278/0x400 [ 209.402537] ? kasan_check_read+0x11/0x20 [ 209.406795] ? __fget+0x295/0x400 [ 209.410236] ? expand_files.part.8+0x700/0x700 [ 209.414908] ? __f_unlock_pos+0xd/0x10 [ 209.418783] ? __fget_light+0x174/0x1e0 [ 209.422861] ? __fdget+0xe/0x10 [ 209.426134] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 209.430961] __sys_sendmsg+0xd9/0x180 [ 209.434835] ? __ia32_sys_shutdown+0x70/0x70 [ 209.439253] ? __sb_end_write+0xa4/0xd0 [ 209.443215] ? kasan_check_write+0x14/0x20 [ 209.447619] ? fput+0x18/0x120 [ 209.450972] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.456438] __x64_sys_sendmsg+0x73/0xb0 [ 209.460512] do_syscall_64+0xd0/0x4e0 [ 209.464302] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.470704] RIP: 0033:0x463d89 [ 209.473952] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 209.493186] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 209.500986] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 209.508352] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 209.515727] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 209.523075] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 209.530541] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 209.538903] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 209.558279] FAULT_INJECTION: forcing a failure. [ 209.558279] name failslab, interval 1, probability 0, space 0, times 0 [ 209.569941] CPU: 0 PID: 11793 Comm: syz-executor.1 Tainted: G B 4.19.191-syzkaller #0 [ 209.579233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.588587] Call Trace: [ 209.591157] dump_stack+0x123/0x171 [ 209.594767] should_fail.cold.4+0x5/0xa [ 209.598722] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 209.603816] ? lock_downgrade+0x860/0x860 [ 209.607955] ? set_page_refcounted+0x100/0x100 [ 209.612534] ? ___might_sleep+0x16b/0x270 [ 209.616696] __should_failslab+0xba/0xf0 [ 209.620750] should_failslab+0x9/0x20 [ 209.624674] kmem_cache_alloc_trace+0x2cb/0x740 [ 209.629455] ? qfq_change_class+0xa93/0x14e0 [ 209.633962] ? qfq_change_class+0xa93/0x14e0 [ 209.638518] ? __local_bh_enable_ip+0x160/0x260 [ 209.643304] qfq_change_class+0xad9/0x14e0 [ 209.647536] ? qfq_delete_class+0x2d0/0x2d0 [ 209.651860] ? nla_parse+0x197/0x280 [ 209.655586] tc_ctl_tclass+0x3e9/0xba0 [ 209.659474] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 209.664586] ? find_held_lock+0x36/0x1d0 [ 209.668639] rtnetlink_rcv_msg+0x34f/0x8f0 [ 209.672869] ? rtnetlink_put_metrics+0x490/0x490 [ 209.677609] ? find_held_lock+0x36/0x1d0 [ 209.681681] netlink_rcv_skb+0x13e/0x3d0 [ 209.685728] ? lock_downgrade+0x860/0x860 [ 209.689879] ? rtnetlink_put_metrics+0x490/0x490 [ 209.694631] ? netlink_ack+0xa70/0xa70 [ 209.698588] ? netlink_deliver_tap+0x182/0xb00 [ 209.703177] rtnetlink_rcv+0x10/0x20 [ 209.706886] netlink_unicast+0x443/0x650 [ 209.710927] ? netlink_attachskb+0x6c0/0x6c0 [ 209.715340] ? _copy_from_iter_full+0x182/0x720 [ 209.720007] ? __check_object_size+0x1ef/0x310 [ 209.724578] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 209.730104] netlink_sendmsg+0x764/0xc60 [ 209.734150] ? netlink_unicast+0x650/0x650 [ 209.738376] ? apparmor_socket_sendmsg+0x1b/0x20 [ 209.743133] ? netlink_unicast+0x650/0x650 [ 209.747360] sock_sendmsg+0xb5/0xf0 [ 209.750967] ___sys_sendmsg+0x647/0x950 [ 209.754929] ? find_held_lock+0x36/0x1d0 [ 209.758978] ? copy_msghdr_from_user+0x430/0x430 [ 209.763822] ? __fget+0x278/0x400 [ 209.767435] ? kasan_check_read+0x11/0x20 [ 209.771655] ? __fget+0x295/0x400 [ 209.775280] ? expand_files.part.8+0x700/0x700 [ 209.779951] ? __f_unlock_pos+0xd/0x10 [ 209.783827] ? __fget_light+0x174/0x1e0 [ 209.787789] ? __fdget+0xe/0x10 [ 209.791151] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 209.796027] __sys_sendmsg+0xd9/0x180 [ 209.799809] ? __ia32_sys_shutdown+0x70/0x70 [ 209.806111] ? __sb_end_write+0xa4/0xd0 [ 209.810071] ? kasan_check_write+0x14/0x20 [ 209.814305] ? fput+0x18/0x120 [ 209.817637] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.822992] __x64_sys_sendmsg+0x73/0xb0 [ 209.827045] do_syscall_64+0xd0/0x4e0 [ 209.830983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.836154] RIP: 0033:0x463d89 [ 209.839339] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 209.858431] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 209.866131] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 209.873398] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 209.880888] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 209.888159] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 209.895665] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 209.913188] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 209.930649] FAULT_INJECTION: forcing a failure. [ 209.930649] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 209.942502] CPU: 0 PID: 11807 Comm: syz-executor.4 Tainted: G B 4.19.191-syzkaller #0 [ 209.951756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.961091] Call Trace: [ 209.963703] dump_stack+0x123/0x171 [ 209.967327] should_fail.cold.4+0x5/0xa [ 209.971296] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 209.976416] ? save_stack+0xa9/0xd0 [ 209.980039] __alloc_pages_nodemask+0x1d5/0x710 [ 209.984729] ? netlink_unicast+0x443/0x650 [ 209.988967] ? netlink_sendmsg+0x764/0xc60 [ 209.993183] ? sock_sendmsg+0xb5/0xf0 [ 209.997343] ? __alloc_pages_slowpath+0x2560/0x2560 [ 210.002455] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 210.007600] cache_grow_begin+0x91/0x8d0 [ 210.011646] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 210.016819] kmem_cache_alloc_node_trace+0x665/0x730 [ 210.021920] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 210.027011] __kmalloc_node+0x3c/0x70 [ 210.030895] qdisc_alloc+0xb1/0x9a0 [ 210.034520] ? kmem_cache_alloc_trace+0x313/0x740 [ 210.039355] qdisc_create_dflt+0x5e/0x1a0 [ 210.043498] qfq_change_class+0x6ae/0x14e0 [ 210.047754] ? security_capable+0x58/0xa0 [ 210.052361] ? qfq_delete_class+0x2d0/0x2d0 [ 210.056962] ? nla_parse+0x197/0x280 [ 210.060663] tc_ctl_tclass+0x3e9/0xba0 [ 210.064557] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 210.069649] ? __local_bh_enable_ip+0x160/0x260 [ 210.074339] rtnetlink_rcv_msg+0x34f/0x8f0 [ 210.078661] ? rtnetlink_put_metrics+0x490/0x490 [ 210.083447] ? napi_alloc_frag+0x70/0x70 [ 210.087517] netlink_rcv_skb+0x13e/0x3d0 [ 210.091593] ? lock_downgrade+0x860/0x860 [ 210.095818] ? rtnetlink_put_metrics+0x490/0x490 [ 210.100639] ? netlink_ack+0xa70/0xa70 [ 210.104515] ? netlink_deliver_tap+0x182/0xb00 [ 210.109251] rtnetlink_rcv+0x10/0x20 [ 210.112949] netlink_unicast+0x443/0x650 [ 210.116992] ? netlink_attachskb+0x6c0/0x6c0 [ 210.121402] ? _copy_from_iter_full+0x182/0x720 [ 210.126213] ? __check_object_size+0x1ef/0x310 [ 210.130781] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 210.136316] netlink_sendmsg+0x764/0xc60 [ 210.140378] ? netlink_unicast+0x650/0x650 [ 210.145651] ? apparmor_socket_sendmsg+0x1b/0x20 [ 210.150875] ? netlink_unicast+0x650/0x650 [ 210.155860] sock_sendmsg+0xb5/0xf0 [ 210.159477] ___sys_sendmsg+0x647/0x950 [ 210.163539] ? get_pid_task+0x80/0x110 [ 210.167414] ? lock_downgrade+0x860/0x860 [ 210.172345] ? copy_msghdr_from_user+0x430/0x430 [ 210.177192] ? __fget+0x278/0x400 [ 210.181080] ? __fget+0x9f/0x400 [ 210.184454] ? proc_fail_nth_write+0x13a/0x180 [ 210.189019] ? __fget+0x295/0x400 [ 210.192482] ? expand_files.part.8+0x700/0x700 [ 210.197066] ? kernel_read+0x130/0x130 [ 210.200946] ? __f_unlock_pos+0xd/0x10 [ 210.205055] ? __fget_light+0x174/0x1e0 [ 210.209118] ? __fdget+0xe/0x10 [ 210.212419] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 210.217310] __sys_sendmsg+0xd9/0x180 [ 210.221275] ? __ia32_sys_shutdown+0x70/0x70 [ 210.225757] ? __sb_end_write+0xa4/0xd0 [ 210.229804] ? kasan_check_write+0x14/0x20 [ 210.234021] ? fput+0x18/0x120 [ 210.237199] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 210.242819] __x64_sys_sendmsg+0x73/0xb0 [ 210.247009] do_syscall_64+0xd0/0x4e0 [ 210.250889] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.256072] RIP: 0033:0x463d89 [ 210.259354] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 210.278349] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 210.286190] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 210.293629] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 210.301231] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 210.308699] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 210.315975] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 210.325745] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 210.347205] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 210.361408] FAULT_INJECTION: forcing a failure. [ 210.361408] name failslab, interval 1, probability 0, space 0, times 0 [ 210.373984] CPU: 1 PID: 11821 Comm: syz-executor.2 Tainted: G B 4.19.191-syzkaller #0 [ 210.383373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.392712] Call Trace: [ 210.395463] dump_stack+0x123/0x171 [ 210.399377] should_fail.cold.4+0x5/0xa [ 210.403415] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 210.408640] ? lock_downgrade+0x860/0x860 [ 210.412819] ? set_page_refcounted+0x100/0x100 [ 210.417393] ? ___might_sleep+0x16b/0x270 [ 210.421533] __should_failslab+0xba/0xf0 [ 210.425810] should_failslab+0x9/0x20 [ 210.429621] kmem_cache_alloc_trace+0x2cb/0x740 [ 210.434292] ? qfq_change_class+0xa93/0x14e0 [ 210.438690] ? qfq_change_class+0xa93/0x14e0 [ 210.443097] ? __local_bh_enable_ip+0x160/0x260 [ 210.447748] qfq_change_class+0xad9/0x14e0 [ 210.452696] ? qfq_delete_class+0x2d0/0x2d0 [ 210.457016] ? nla_parse+0x197/0x280 [ 210.460720] tc_ctl_tclass+0x3e9/0xba0 [ 210.464605] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 210.469689] ? __local_bh_enable_ip+0x160/0x260 [ 210.474345] rtnetlink_rcv_msg+0x34f/0x8f0 [ 210.478565] ? rtnetlink_put_metrics+0x490/0x490 [ 210.483332] ? napi_alloc_frag+0x70/0x70 [ 210.487381] netlink_rcv_skb+0x13e/0x3d0 [ 210.491518] ? lock_downgrade+0x860/0x860 [ 210.495662] ? rtnetlink_put_metrics+0x490/0x490 [ 210.500403] ? netlink_ack+0xa70/0xa70 [ 210.504276] ? netlink_deliver_tap+0x182/0xb00 [ 210.508851] rtnetlink_rcv+0x10/0x20 [ 210.512808] netlink_unicast+0x443/0x650 [ 210.516854] ? netlink_attachskb+0x6c0/0x6c0 [ 210.521248] ? _copy_from_iter_full+0x182/0x720 [ 210.526307] ? __check_object_size+0x1ef/0x310 [ 210.530978] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 210.536504] netlink_sendmsg+0x764/0xc60 [ 210.540549] ? netlink_unicast+0x650/0x650 [ 210.544776] ? apparmor_socket_sendmsg+0x1b/0x20 [ 210.549574] ? netlink_unicast+0x650/0x650 [ 210.553798] sock_sendmsg+0xb5/0xf0 [ 210.557476] ___sys_sendmsg+0x647/0x950 [ 210.561435] ? get_pid_task+0x80/0x110 [ 210.565306] ? lock_downgrade+0x860/0x860 [ 210.569525] ? copy_msghdr_from_user+0x430/0x430 [ 210.574268] ? __fget+0x278/0x400 [ 210.577698] ? __fget+0x9f/0x400 [ 210.581068] ? proc_fail_nth_write+0x13a/0x180 [ 210.585644] ? __fget+0x295/0x400 [ 210.589085] ? expand_files.part.8+0x700/0x700 [ 210.593652] ? kernel_read+0x130/0x130 [ 210.597543] ? __f_unlock_pos+0xd/0x10 [ 210.601428] ? __fget_light+0x174/0x1e0 [ 210.605498] ? __fdget+0xe/0x10 [ 210.608866] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 210.613869] __sys_sendmsg+0xd9/0x180 [ 210.617666] ? __ia32_sys_shutdown+0x70/0x70 [ 210.622056] ? __sb_end_write+0xa4/0xd0 [ 210.626026] ? kasan_check_write+0x14/0x20 [ 210.630247] ? fput+0x18/0x120 [ 210.633565] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 210.639274] __x64_sys_sendmsg+0x73/0xb0 [ 210.643341] do_syscall_64+0xd0/0x4e0 [ 210.647126] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 210.652296] RIP: 0033:0x463d89 [ 210.655474] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 210.674480] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 210.682170] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 210.689509] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 210.696782] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 210.704085] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 210.711341] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 210.720717] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 210.744694] FAULT_INJECTION: forcing a failure. [ 210.744694] name failslab, interval 1, probability 0, space 0, times 0 [ 210.756471] CPU: 1 PID: 11831 Comm: syz-executor.3 Tainted: G B 4.19.191-syzkaller #0 [ 210.765744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.775092] Call Trace: [ 210.777679] dump_stack+0x123/0x171 [ 210.781379] should_fail.cold.4+0x5/0xa [ 210.785450] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 210.790573] ? lock_downgrade+0x860/0x860 [ 210.794703] ? set_page_refcounted+0x100/0x100 [ 210.799437] ? ___might_sleep+0x16b/0x270 [ 210.803582] __should_failslab+0xba/0xf0 [ 210.807674] should_failslab+0x9/0x20 [ 210.811456] kmem_cache_alloc_trace+0x2cb/0x740 [ 210.816107] ? qfq_change_class+0xa93/0x14e0 [ 210.820754] ? qfq_change_class+0xa93/0x14e0 [ 210.825170] ? __local_bh_enable_ip+0x160/0x260 [ 210.829831] qfq_change_class+0xad9/0x14e0 [ 210.834052] ? qfq_delete_class+0x2d0/0x2d0 [ 210.838598] ? nla_parse+0x197/0x280 [ 210.842401] tc_ctl_tclass+0x3e9/0xba0 [ 210.846272] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 210.851359] ? __local_bh_enable_ip+0x160/0x260 [ 210.856018] rtnetlink_rcv_msg+0x34f/0x8f0 [ 210.860246] ? rtnetlink_put_metrics+0x490/0x490 [ 210.864994] ? napi_alloc_frag+0x70/0x70 [ 210.869049] netlink_rcv_skb+0x13e/0x3d0 [ 210.873321] ? lock_downgrade+0x860/0x860 [ 210.877468] ? rtnetlink_put_metrics+0x490/0x490 [ 210.882221] ? netlink_ack+0xa70/0xa70 [ 210.886097] ? netlink_deliver_tap+0x182/0xb00 [ 210.890662] rtnetlink_rcv+0x10/0x20 [ 210.894372] netlink_unicast+0x443/0x650 [ 210.898435] ? netlink_attachskb+0x6c0/0x6c0 [ 210.902821] ? _copy_from_iter_full+0x182/0x720 [ 210.907480] ? __check_object_size+0x1ef/0x310 [ 210.912056] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 210.917590] netlink_sendmsg+0x764/0xc60 [ 210.922002] ? netlink_unicast+0x650/0x650 [ 210.926329] ? apparmor_socket_sendmsg+0x1b/0x20 [ 210.931067] ? netlink_unicast+0x650/0x650 [ 210.935286] sock_sendmsg+0xb5/0xf0 [ 210.938898] ___sys_sendmsg+0x647/0x950 [ 210.942860] ? get_pid_task+0x80/0x110 [ 210.946748] ? lock_downgrade+0x860/0x860 [ 210.950876] ? copy_msghdr_from_user+0x430/0x430 [ 210.955626] ? __fget+0x278/0x400 [ 210.959094] ? __fget+0x9f/0x400 [ 210.962454] ? proc_fail_nth_write+0x13a/0x180 [ 210.967017] ? __fget+0x295/0x400 [ 210.970474] ? expand_files.part.8+0x700/0x700 [ 210.975156] ? kernel_read+0x130/0x130 [ 210.979053] ? __f_unlock_pos+0xd/0x10 [ 210.982930] ? __fget_light+0x174/0x1e0 [ 210.986930] ? __fdget+0xe/0x10 [ 210.990262] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 210.995124] __sys_sendmsg+0xd9/0x180 [ 210.998908] ? __ia32_sys_shutdown+0x70/0x70 [ 211.003441] ? __sb_end_write+0xa4/0xd0 [ 211.007404] ? kasan_check_write+0x14/0x20 [ 211.011731] ? fput+0x18/0x120 [ 211.015018] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 211.020375] __x64_sys_sendmsg+0x73/0xb0 [ 211.024793] do_syscall_64+0xd0/0x4e0 [ 211.028601] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.033895] RIP: 0033:0x463d89 [ 211.037073] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 211.055962] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 211.063668] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 211.070923] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 211.078173] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 211.085424] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 2021/05/24 20:54:41 executed programs: 471 [ 211.092690] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 211.101987] FAULT_INJECTION: forcing a failure. [ 211.101987] name failslab, interval 1, probability 0, space 0, times 0 [ 211.114328] CPU: 1 PID: 11833 Comm: syz-executor.0 Tainted: G B 4.19.191-syzkaller #0 [ 211.123658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.133010] Call Trace: [ 211.135593] dump_stack+0x123/0x171 [ 211.139221] should_fail.cold.4+0x5/0xa [ 211.143198] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 211.148295] ? lock_downgrade+0x860/0x860 [ 211.152434] ? set_page_refcounted+0x100/0x100 [ 211.157154] ? ___might_sleep+0x16b/0x270 [ 211.161294] __should_failslab+0xba/0xf0 [ 211.165338] should_failslab+0x9/0x20 [ 211.169233] kmem_cache_alloc_trace+0x2cb/0x740 [ 211.173893] ? qfq_change_class+0xa93/0x14e0 [ 211.178308] ? qfq_change_class+0xa93/0x14e0 [ 211.182715] ? __local_bh_enable_ip+0x160/0x260 [ 211.187366] qfq_change_class+0xad9/0x14e0 [ 211.191587] ? qfq_delete_class+0x2d0/0x2d0 [ 211.196334] ? nla_parse+0x197/0x280 [ 211.200048] tc_ctl_tclass+0x3e9/0xba0 [ 211.203942] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 211.209046] ? __local_bh_enable_ip+0x160/0x260 [ 211.213717] rtnetlink_rcv_msg+0x34f/0x8f0 [ 211.218207] ? rtnetlink_put_metrics+0x490/0x490 [ 211.222961] ? napi_alloc_frag+0x70/0x70 [ 211.227188] netlink_rcv_skb+0x13e/0x3d0 [ 211.231390] ? lock_downgrade+0x860/0x860 [ 211.235538] ? rtnetlink_put_metrics+0x490/0x490 [ 211.240289] ? netlink_ack+0xa70/0xa70 [ 211.244179] ? netlink_deliver_tap+0x182/0xb00 [ 211.248778] rtnetlink_rcv+0x10/0x20 [ 211.252479] netlink_unicast+0x443/0x650 [ 211.256577] ? netlink_attachskb+0x6c0/0x6c0 [ 211.260968] ? _copy_from_iter_full+0x182/0x720 [ 211.265616] ? __check_object_size+0x1ef/0x310 [ 211.270197] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 211.275725] netlink_sendmsg+0x764/0xc60 [ 211.279784] ? netlink_unicast+0x650/0x650 [ 211.284131] ? apparmor_socket_sendmsg+0x1b/0x20 [ 211.288886] ? netlink_unicast+0x650/0x650 [ 211.293124] sock_sendmsg+0xb5/0xf0 [ 211.296848] ___sys_sendmsg+0x647/0x950 [ 211.300924] ? get_pid_task+0x80/0x110 [ 211.304808] ? lock_downgrade+0x860/0x860 [ 211.308941] ? copy_msghdr_from_user+0x430/0x430 [ 211.313704] ? __fget+0x278/0x400 [ 211.317149] ? __fget+0x9f/0x400 [ 211.320519] ? proc_fail_nth_write+0x13a/0x180 [ 211.325096] ? __fget+0x295/0x400 [ 211.328535] ? expand_files.part.8+0x700/0x700 [ 211.333126] ? kernel_read+0x130/0x130 [ 211.337091] ? __f_unlock_pos+0xd/0x10 [ 211.341124] ? __fget_light+0x174/0x1e0 [ 211.345084] ? __fdget+0xe/0x10 [ 211.348342] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 211.353164] __sys_sendmsg+0xd9/0x180 [ 211.356943] ? __ia32_sys_shutdown+0x70/0x70 [ 211.361348] ? __sb_end_write+0xa4/0xd0 [ 211.365308] ? kasan_check_write+0x14/0x20 [ 211.369543] ? fput+0x18/0x120 [ 211.372721] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 211.378154] __x64_sys_sendmsg+0x73/0xb0 [ 211.382549] do_syscall_64+0xd0/0x4e0 [ 211.386350] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.391664] RIP: 0033:0x463d89 [ 211.394845] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 211.414980] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 211.422882] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 211.430234] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 211.437818] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 211.445496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 211.453065] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 211.461627] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 211.479951] FAULT_INJECTION: forcing a failure. [ 211.479951] name failslab, interval 1, probability 0, space 0, times 0 [ 211.492576] CPU: 1 PID: 11843 Comm: syz-executor.5 Tainted: G B 4.19.191-syzkaller #0 [ 211.502212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.511551] Call Trace: [ 211.514153] dump_stack+0x123/0x171 [ 211.517776] should_fail.cold.4+0x5/0xa [ 211.521750] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 211.526867] ? lock_downgrade+0x860/0x860 [ 211.531352] ? set_page_refcounted+0x100/0x100 [ 211.536034] ? ___might_sleep+0x16b/0x270 [ 211.540340] __should_failslab+0xba/0xf0 [ 211.544849] should_failslab+0x9/0x20 [ 211.548647] kmem_cache_alloc_trace+0x2cb/0x740 [ 211.553416] ? qfq_change_class+0xa93/0x14e0 [ 211.557956] ? qfq_change_class+0xa93/0x14e0 [ 211.562371] ? __local_bh_enable_ip+0x160/0x260 [ 211.567141] qfq_change_class+0xad9/0x14e0 [ 211.571365] ? qfq_delete_class+0x2d0/0x2d0 [ 211.575726] ? nla_parse+0x197/0x280 [ 211.579422] tc_ctl_tclass+0x3e9/0xba0 [ 211.583319] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 211.588463] ? __local_bh_enable_ip+0x160/0x260 [ 211.593121] rtnetlink_rcv_msg+0x34f/0x8f0 [ 211.597374] ? rtnetlink_put_metrics+0x490/0x490 [ 211.602118] ? napi_alloc_frag+0x70/0x70 [ 211.606165] netlink_rcv_skb+0x13e/0x3d0 [ 211.610220] ? lock_downgrade+0x860/0x860 [ 211.615229] ? rtnetlink_put_metrics+0x490/0x490 [ 211.620286] ? netlink_ack+0xa70/0xa70 [ 211.624164] ? netlink_deliver_tap+0x182/0xb00 [ 211.628737] rtnetlink_rcv+0x10/0x20 [ 211.632438] netlink_unicast+0x443/0x650 [ 211.636490] ? netlink_attachskb+0x6c0/0x6c0 [ 211.641088] ? _copy_from_iter_full+0x182/0x720 [ 211.646079] ? __check_object_size+0x1ef/0x310 [ 211.650760] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 211.656543] netlink_sendmsg+0x764/0xc60 [ 211.660644] ? netlink_unicast+0x650/0x650 [ 211.664886] ? apparmor_socket_sendmsg+0x1b/0x20 [ 211.670033] ? netlink_unicast+0x650/0x650 [ 211.674262] sock_sendmsg+0xb5/0xf0 [ 211.678063] ___sys_sendmsg+0x647/0x950 [ 211.682018] ? get_pid_task+0x80/0x110 [ 211.686081] ? lock_downgrade+0x860/0x860 [ 211.690643] ? copy_msghdr_from_user+0x430/0x430 [ 211.695755] ? __fget+0x278/0x400 [ 211.699202] ? __fget+0x9f/0x400 [ 211.702836] ? proc_fail_nth_write+0x13a/0x180 [ 211.707972] ? __fget+0x295/0x400 [ 211.711956] ? expand_files.part.8+0x700/0x700 [ 211.716830] ? kernel_read+0x130/0x130 [ 211.720917] ? __f_unlock_pos+0xd/0x10 [ 211.725074] ? __fget_light+0x174/0x1e0 [ 211.729053] ? __fdget+0xe/0x10 [ 211.732334] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 211.737541] __sys_sendmsg+0xd9/0x180 [ 211.741441] ? __ia32_sys_shutdown+0x70/0x70 [ 211.745854] ? __sb_end_write+0xa4/0xd0 [ 211.749864] ? kasan_check_write+0x14/0x20 [ 211.754307] ? fput+0x18/0x120 [ 211.757892] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 211.763478] __x64_sys_sendmsg+0x73/0xb0 [ 211.767959] do_syscall_64+0xd0/0x4e0 [ 211.772093] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.777762] RIP: 0033:0x463d89 [ 211.781189] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 211.808201] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 211.815982] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 211.823237] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 211.830587] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 211.838604] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 211.846128] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 211.854768] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 211.876243] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 211.890571] FAULT_INJECTION: forcing a failure. [ 211.890571] name failslab, interval 1, probability 0, space 0, times 0 [ 211.902825] CPU: 0 PID: 11865 Comm: syz-executor.1 Tainted: G B 4.19.191-syzkaller #0 [ 211.913158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.922825] Call Trace: [ 211.925518] dump_stack+0x123/0x171 [ 211.929178] should_fail.cold.4+0x5/0xa [ 211.933333] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 211.938527] ? lock_downgrade+0x860/0x860 [ 211.942682] ? set_page_refcounted+0x100/0x100 [ 211.947253] ? ___might_sleep+0x16b/0x270 [ 211.951674] __should_failslab+0xba/0xf0 [ 211.955758] should_failslab+0x9/0x20 [ 211.959557] kmem_cache_alloc_trace+0x2cb/0x740 [ 211.964215] ? qfq_change_class+0xa93/0x14e0 [ 211.968612] ? qfq_change_class+0xa93/0x14e0 [ 211.973022] ? __local_bh_enable_ip+0x160/0x260 [ 211.977687] qfq_change_class+0xad9/0x14e0 [ 211.981943] ? qfq_delete_class+0x2d0/0x2d0 [ 211.986261] ? nla_parse+0x197/0x280 [ 211.990151] tc_ctl_tclass+0x3e9/0xba0 [ 211.994152] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 211.999258] ? __local_bh_enable_ip+0x160/0x260 [ 212.004095] rtnetlink_rcv_msg+0x34f/0x8f0 [ 212.008459] ? rtnetlink_put_metrics+0x490/0x490 [ 212.013774] ? napi_alloc_frag+0x70/0x70 [ 212.017851] netlink_rcv_skb+0x13e/0x3d0 [ 212.022486] ? lock_downgrade+0x860/0x860 [ 212.026719] ? rtnetlink_put_metrics+0x490/0x490 [ 212.031766] ? netlink_ack+0xa70/0xa70 [ 212.035756] ? netlink_deliver_tap+0x182/0xb00 [ 212.040347] rtnetlink_rcv+0x10/0x20 [ 212.044064] netlink_unicast+0x443/0x650 [ 212.048375] ? netlink_attachskb+0x6c0/0x6c0 [ 212.052920] ? _copy_from_iter_full+0x182/0x720 [ 212.057708] ? __check_object_size+0x1ef/0x310 [ 212.062626] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 212.068872] netlink_sendmsg+0x764/0xc60 [ 212.073042] ? netlink_unicast+0x650/0x650 [ 212.077373] ? apparmor_socket_sendmsg+0x1b/0x20 [ 212.082338] ? netlink_unicast+0x650/0x650 [ 212.086559] sock_sendmsg+0xb5/0xf0 [ 212.090218] ___sys_sendmsg+0x647/0x950 [ 212.094417] ? get_pid_task+0x80/0x110 [ 212.098302] ? lock_downgrade+0x860/0x860 [ 212.102448] ? copy_msghdr_from_user+0x430/0x430 [ 212.107320] ? __fget+0x278/0x400 [ 212.110787] ? __fget+0x9f/0x400 [ 212.114144] ? proc_fail_nth_write+0x13a/0x180 [ 212.118722] ? __fget+0x295/0x400 [ 212.122167] ? expand_files.part.8+0x700/0x700 [ 212.126857] ? kernel_read+0x130/0x130 [ 212.130753] ? __f_unlock_pos+0xd/0x10 [ 212.134727] ? __fget_light+0x174/0x1e0 [ 212.138695] ? __fdget+0xe/0x10 [ 212.142147] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 212.147204] __sys_sendmsg+0xd9/0x180 [ 212.151142] ? __ia32_sys_shutdown+0x70/0x70 [ 212.155845] ? __sb_end_write+0xa4/0xd0 [ 212.159825] ? kasan_check_write+0x14/0x20 [ 212.164121] ? fput+0x18/0x120 [ 212.167446] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 212.172804] __x64_sys_sendmsg+0x73/0xb0 [ 212.176858] do_syscall_64+0xd0/0x4e0 [ 212.180736] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.186003] RIP: 0033:0x463d89 [ 212.189319] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 212.208717] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 212.216539] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 212.223941] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 212.231394] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 212.239081] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 212.246343] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 212.259830] FAULT_INJECTION: forcing a failure. [ 212.259830] name failslab, interval 1, probability 0, space 0, times 0 [ 212.272845] CPU: 0 PID: 11876 Comm: syz-executor.2 Tainted: G B 4.19.191-syzkaller #0 [ 212.282233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.291614] Call Trace: [ 212.294219] dump_stack+0x123/0x171 [ 212.297888] should_fail.cold.4+0x5/0xa [ 212.301876] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 212.307219] ? lock_downgrade+0x860/0x860 [ 212.311363] ? set_page_refcounted+0x100/0x100 [ 212.316047] ? ___might_sleep+0x16b/0x270 [ 212.320201] __should_failslab+0xba/0xf0 [ 212.324355] should_failslab+0x9/0x20 [ 212.328185] kmem_cache_alloc_trace+0x2cb/0x740 [ 212.332845] ? qfq_change_class+0xa93/0x14e0 [ 212.337341] ? qfq_change_class+0xa93/0x14e0 [ 212.341764] ? __local_bh_enable_ip+0x160/0x260 [ 212.346430] qfq_change_class+0xad9/0x14e0 [ 212.350693] ? qfq_delete_class+0x2d0/0x2d0 [ 212.355007] ? nla_parse+0x197/0x280 [ 212.358720] tc_ctl_tclass+0x3e9/0xba0 [ 212.362617] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 212.367708] ? __local_bh_enable_ip+0x160/0x260 [ 212.372370] rtnetlink_rcv_msg+0x34f/0x8f0 [ 212.376597] ? rtnetlink_put_metrics+0x490/0x490 [ 212.381344] ? napi_alloc_frag+0x70/0x70 [ 212.385412] netlink_rcv_skb+0x13e/0x3d0 [ 212.389741] ? lock_downgrade+0x860/0x860 [ 212.394232] ? rtnetlink_put_metrics+0x490/0x490 [ 212.398979] ? netlink_ack+0xa70/0xa70 [ 212.402983] ? netlink_deliver_tap+0x182/0xb00 [ 212.407686] rtnetlink_rcv+0x10/0x20 [ 212.411401] netlink_unicast+0x443/0x650 [ 212.415456] ? netlink_attachskb+0x6c0/0x6c0 [ 212.419863] ? _copy_from_iter_full+0x182/0x720 [ 212.424812] ? __check_object_size+0x1ef/0x310 [ 212.429392] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 212.434929] netlink_sendmsg+0x764/0xc60 [ 212.439096] ? netlink_unicast+0x650/0x650 [ 212.443362] ? apparmor_socket_sendmsg+0x1b/0x20 [ 212.448107] ? netlink_unicast+0x650/0x650 [ 212.452460] sock_sendmsg+0xb5/0xf0 [ 212.456298] ___sys_sendmsg+0x647/0x950 [ 212.460474] ? get_pid_task+0x80/0x110 [ 212.464376] ? lock_downgrade+0x860/0x860 [ 212.468522] ? copy_msghdr_from_user+0x430/0x430 [ 212.473277] ? __fget+0x278/0x400 [ 212.476847] ? __fget+0x9f/0x400 [ 212.480203] ? proc_fail_nth_write+0x13a/0x180 [ 212.484791] ? __fget+0x295/0x400 [ 212.488256] ? expand_files.part.8+0x700/0x700 [ 212.492823] ? kernel_read+0x130/0x130 [ 212.496693] ? __f_unlock_pos+0xd/0x10 [ 212.500567] ? __fget_light+0x174/0x1e0 [ 212.504523] ? __fdget+0xe/0x10 [ 212.507789] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 212.513128] __sys_sendmsg+0xd9/0x180 [ 212.517069] ? __ia32_sys_shutdown+0x70/0x70 [ 212.521479] ? __sb_end_write+0xa4/0xd0 [ 212.525449] ? kasan_check_write+0x14/0x20 [ 212.529676] ? fput+0x18/0x120 [ 212.532880] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 212.538233] __x64_sys_sendmsg+0x73/0xb0 [ 212.542366] do_syscall_64+0xd0/0x4e0 [ 212.546156] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.551608] RIP: 0033:0x463d89 [ 212.554795] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 212.573695] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 212.581395] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 212.588784] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 212.596043] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 212.603326] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 212.610612] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 212.628171] FAULT_INJECTION: forcing a failure. [ 212.628171] name failslab, interval 1, probability 0, space 0, times 0 [ 212.640618] CPU: 0 PID: 11877 Comm: syz-executor.4 Tainted: G B 4.19.191-syzkaller #0 [ 212.649955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 212.659302] Call Trace: [ 212.661875] dump_stack+0x123/0x171 [ 212.665620] should_fail.cold.4+0x5/0xa [ 212.669711] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 212.674953] ? lock_downgrade+0x860/0x860 [ 212.679104] ? set_page_refcounted+0x100/0x100 [ 212.683895] ? ___might_sleep+0x16b/0x270 [ 212.688236] __should_failslab+0xba/0xf0 [ 212.692299] should_failslab+0x9/0x20 [ 212.696091] kmem_cache_alloc_trace+0x2cb/0x740 [ 212.700913] ? qfq_change_class+0xa93/0x14e0 [ 212.705481] ? qfq_change_class+0xa93/0x14e0 [ 212.709887] ? __local_bh_enable_ip+0x160/0x260 [ 212.714603] qfq_change_class+0xad9/0x14e0 [ 212.718852] ? qfq_delete_class+0x2d0/0x2d0 [ 212.723160] ? nla_parse+0x197/0x280 [ 212.726976] tc_ctl_tclass+0x3e9/0xba0 [ 212.731145] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 212.736240] ? mark_held_locks+0x130/0x130 [ 212.740473] rtnetlink_rcv_msg+0x34f/0x8f0 [ 212.744714] ? rtnetlink_put_metrics+0x490/0x490 [ 212.749474] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 212.754690] ? trace_hardirqs_on+0x28/0x190 [ 212.759014] netlink_rcv_skb+0x13e/0x3d0 [ 212.763253] ? lock_downgrade+0x860/0x860 [ 212.767394] ? rtnetlink_put_metrics+0x490/0x490 [ 212.772261] ? netlink_ack+0xa70/0xa70 [ 212.776249] ? netlink_deliver_tap+0x182/0xb00 [ 212.780884] rtnetlink_rcv+0x10/0x20 [ 212.784583] netlink_unicast+0x443/0x650 [ 212.788741] ? netlink_attachskb+0x6c0/0x6c0 [ 212.793145] ? _copy_from_iter_full+0x182/0x720 [ 212.797940] ? __check_object_size+0x1ef/0x310 [ 212.802525] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 212.808067] netlink_sendmsg+0x764/0xc60 [ 212.812141] ? netlink_unicast+0x650/0x650 [ 212.816609] ? apparmor_socket_sendmsg+0x1b/0x20 [ 212.821374] ? netlink_unicast+0x650/0x650 [ 212.825629] sock_sendmsg+0xb5/0xf0 [ 212.829535] ___sys_sendmsg+0x647/0x950 [ 212.833512] ? get_pid_task+0x80/0x110 [ 212.837404] ? lock_downgrade+0x860/0x860 [ 212.841539] ? copy_msghdr_from_user+0x430/0x430 [ 212.846333] ? __fget+0x278/0x400 [ 212.849882] ? __fget+0x9f/0x400 [ 212.853254] ? proc_fail_nth_write+0x13a/0x180 [ 212.857827] ? __fget+0x295/0x400 [ 212.861271] ? expand_files.part.8+0x700/0x700 [ 212.865841] ? kernel_read+0x130/0x130 [ 212.869749] ? __f_unlock_pos+0xd/0x10 [ 212.873647] ? __fget_light+0x174/0x1e0 [ 212.877604] ? __fdget+0xe/0x10 [ 212.880904] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 212.885734] __sys_sendmsg+0xd9/0x180 [ 212.889539] ? __ia32_sys_shutdown+0x70/0x70 [ 212.894076] ? __sb_end_write+0xa4/0xd0 [ 212.898041] ? kasan_check_write+0x14/0x20 [ 212.902259] ? fput+0x18/0x120 [ 212.905443] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 212.910802] __x64_sys_sendmsg+0x73/0xb0 [ 212.914974] do_syscall_64+0xd0/0x4e0 [ 212.918901] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 212.924098] RIP: 0033:0x463d89 [ 212.927292] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 212.947413] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 212.955526] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 212.963422] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 212.971077] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 212.978587] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 212.985853] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 213.001575] FAULT_INJECTION: forcing a failure. [ 213.001575] name failslab, interval 1, probability 0, space 0, times 0 [ 213.024651] CPU: 1 PID: 11883 Comm: syz-executor.3 Tainted: G B 4.19.191-syzkaller #0 [ 213.033964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.043467] Call Trace: [ 213.046171] dump_stack+0x123/0x171 [ 213.050016] should_fail.cold.4+0x5/0xa [ 213.053979] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 213.059087] ? lock_downgrade+0x860/0x860 [ 213.063230] ? set_page_refcounted+0x100/0x100 [ 213.067823] ? ___might_sleep+0x16b/0x270 [ 213.071958] __should_failslab+0xba/0xf0 [ 213.076012] should_failslab+0x9/0x20 [ 213.080004] kmem_cache_alloc_trace+0x2cb/0x740 [ 213.084763] ? qfq_change_class+0xa93/0x14e0 [ 213.089440] ? qfq_change_class+0xa93/0x14e0 [ 213.094002] ? __local_bh_enable_ip+0x160/0x260 [ 213.098845] qfq_change_class+0xad9/0x14e0 [ 213.103248] ? qfq_delete_class+0x2d0/0x2d0 [ 213.107818] ? nla_parse+0x197/0x280 [ 213.111696] tc_ctl_tclass+0x3e9/0xba0 [ 213.115727] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 213.120824] ? __local_bh_enable_ip+0x160/0x260 [ 213.125516] rtnetlink_rcv_msg+0x34f/0x8f0 [ 213.129783] ? rtnetlink_put_metrics+0x490/0x490 [ 213.134538] ? napi_alloc_frag+0x70/0x70 [ 213.138616] netlink_rcv_skb+0x13e/0x3d0 [ 213.142700] ? lock_downgrade+0x860/0x860 [ 213.146837] ? rtnetlink_put_metrics+0x490/0x490 [ 213.151705] ? netlink_ack+0xa70/0xa70 [ 213.155584] ? netlink_deliver_tap+0x182/0xb00 [ 213.160157] rtnetlink_rcv+0x10/0x20 [ 213.163879] netlink_unicast+0x443/0x650 [ 213.167975] ? netlink_attachskb+0x6c0/0x6c0 [ 213.172400] ? _copy_from_iter_full+0x182/0x720 [ 213.177067] ? __check_object_size+0x1ef/0x310 [ 213.181639] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 213.187167] netlink_sendmsg+0x764/0xc60 [ 213.191220] ? netlink_unicast+0x650/0x650 [ 213.195451] ? apparmor_socket_sendmsg+0x1b/0x20 [ 213.200192] ? netlink_unicast+0x650/0x650 [ 213.204413] sock_sendmsg+0xb5/0xf0 [ 213.208055] ___sys_sendmsg+0x647/0x950 [ 213.212019] ? get_pid_task+0x80/0x110 [ 213.215895] ? lock_downgrade+0x860/0x860 [ 213.220039] ? copy_msghdr_from_user+0x430/0x430 [ 213.224812] ? __fget+0x278/0x400 [ 213.228422] ? __fget+0x9f/0x400 [ 213.231962] ? proc_fail_nth_write+0x13a/0x180 [ 213.236540] ? __fget+0x295/0x400 [ 213.239978] ? expand_files.part.8+0x700/0x700 [ 213.244576] ? kernel_read+0x130/0x130 [ 213.248555] ? __f_unlock_pos+0xd/0x10 [ 213.252529] ? __fget_light+0x174/0x1e0 [ 213.256547] ? __fdget+0xe/0x10 [ 213.259826] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 213.264660] __sys_sendmsg+0xd9/0x180 [ 213.268447] ? __ia32_sys_shutdown+0x70/0x70 [ 213.272886] ? __sb_end_write+0xa4/0xd0 [ 213.276960] ? kasan_check_write+0x14/0x20 [ 213.281207] ? fput+0x18/0x120 [ 213.284547] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 213.290010] __x64_sys_sendmsg+0x73/0xb0 [ 213.294063] do_syscall_64+0xd0/0x4e0 [ 213.297850] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.303024] RIP: 0033:0x463d89 [ 213.306373] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 213.325772] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 213.334002] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 213.341499] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 213.349259] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 213.356715] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 213.364304] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 213.390240] FAULT_INJECTION: forcing a failure. [ 213.390240] name failslab, interval 1, probability 0, space 0, times 0 [ 213.407039] CPU: 1 PID: 11905 Comm: syz-executor.0 Tainted: G B 4.19.191-syzkaller #0 [ 213.416358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.426307] Call Trace: [ 213.428914] dump_stack+0x123/0x171 [ 213.432711] should_fail.cold.4+0x5/0xa [ 213.436849] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 213.441937] ? lock_downgrade+0x860/0x860 [ 213.446669] ? set_page_refcounted+0x100/0x100 [ 213.451852] ? ___might_sleep+0x16b/0x270 [ 213.456173] __should_failslab+0xba/0xf0 [ 213.460703] should_failslab+0x9/0x20 [ 213.464589] kmem_cache_alloc_trace+0x2cb/0x740 [ 213.469244] ? qfq_change_class+0xa93/0x14e0 [ 213.473652] ? qfq_change_class+0xa93/0x14e0 [ 213.478090] ? __local_bh_enable_ip+0x160/0x260 [ 213.482770] qfq_change_class+0xad9/0x14e0 [ 213.487018] ? qfq_delete_class+0x2d0/0x2d0 [ 213.491341] ? nla_parse+0x197/0x280 [ 213.495199] tc_ctl_tclass+0x3e9/0xba0 [ 213.499870] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 213.504994] ? __local_bh_enable_ip+0x160/0x260 [ 213.509675] rtnetlink_rcv_msg+0x34f/0x8f0 [ 213.514331] ? rtnetlink_put_metrics+0x490/0x490 [ 213.519200] ? napi_alloc_frag+0x70/0x70 [ 213.523795] netlink_rcv_skb+0x13e/0x3d0 [ 213.528091] ? lock_downgrade+0x860/0x860 [ 213.532720] ? rtnetlink_put_metrics+0x490/0x490 [ 213.538316] ? netlink_ack+0xa70/0xa70 [ 213.542287] ? netlink_deliver_tap+0x182/0xb00 [ 213.547035] rtnetlink_rcv+0x10/0x20 [ 213.550741] netlink_unicast+0x443/0x650 [ 213.554800] ? netlink_attachskb+0x6c0/0x6c0 [ 213.559197] ? _copy_from_iter_full+0x182/0x720 [ 213.563860] ? __check_object_size+0x1ef/0x310 [ 213.568626] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 213.574149] netlink_sendmsg+0x764/0xc60 [ 213.578211] ? netlink_unicast+0x650/0x650 [ 213.582449] ? apparmor_socket_sendmsg+0x1b/0x20 [ 213.587380] ? netlink_unicast+0x650/0x650 [ 213.591603] sock_sendmsg+0xb5/0xf0 [ 213.595360] ___sys_sendmsg+0x647/0x950 [ 213.599460] ? get_pid_task+0x80/0x110 [ 213.603424] ? lock_downgrade+0x860/0x860 [ 213.607605] ? copy_msghdr_from_user+0x430/0x430 [ 213.612372] ? __fget+0x278/0x400 [ 213.615809] ? __fget+0x9f/0x400 [ 213.619159] ? proc_fail_nth_write+0x13a/0x180 [ 213.623766] ? __fget+0x295/0x400 [ 213.627212] ? expand_files.part.8+0x700/0x700 [ 213.631951] ? kernel_read+0x130/0x130 [ 213.635834] ? __f_unlock_pos+0xd/0x10 [ 213.639791] ? __fget_light+0x174/0x1e0 [ 213.643879] ? __fdget+0xe/0x10 [ 213.647265] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 213.652307] __sys_sendmsg+0xd9/0x180 [ 213.656231] ? __ia32_sys_shutdown+0x70/0x70 [ 213.660934] ? __sb_end_write+0xa4/0xd0 [ 213.665109] ? kasan_check_write+0x14/0x20 [ 213.669334] ? fput+0x18/0x120 [ 213.672861] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 213.678500] __x64_sys_sendmsg+0x73/0xb0 [ 213.682633] do_syscall_64+0xd0/0x4e0 [ 213.686456] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 213.692077] RIP: 0033:0x463d89 [ 213.695694] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 213.714694] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 213.722472] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 213.729733] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 213.736987] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 213.744253] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 213.751994] R13: 00007fa79aeeb6bc R14: 0000000000000009 R15: 0000000000000001 [ 213.761330] FAULT_INJECTION: forcing a failure. [ 213.761330] name failslab, interval 1, probability 0, space 0, times 0 [ 213.766321] FAULT_INJECTION: forcing a failure. [ 213.766321] name failslab, interval 1, probability 0, space 0, times 0 [ 213.785440] CPU: 1 PID: 11907 Comm: syz-executor.5 Tainted: G B 4.19.191-syzkaller #0 [ 213.794818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.804163] Call Trace: [ 213.806747] dump_stack+0x123/0x171 [ 213.810369] should_fail.cold.4+0x5/0xa [ 213.814334] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 213.819707] ? lock_downgrade+0x860/0x860 [ 213.823867] ? set_page_refcounted+0x100/0x100 [ 213.828436] ? ___might_sleep+0x16b/0x270 [ 213.832833] __should_failslab+0xba/0xf0 [ 213.836882] should_failslab+0x9/0x20 [ 213.840686] kmem_cache_alloc_trace+0x2cb/0x740 [ 213.845344] ? qfq_change_class+0xa93/0x14e0 [ 213.849737] ? qfq_change_class+0xa93/0x14e0 [ 213.854154] ? __local_bh_enable_ip+0x160/0x260 [ 213.858839] qfq_change_class+0xad9/0x14e0 [ 213.863067] ? qfq_delete_class+0x2d0/0x2d0 [ 213.867462] ? nla_parse+0x197/0x280 [ 213.871336] tc_ctl_tclass+0x3e9/0xba0 [ 213.875240] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 213.880344] ? __local_bh_enable_ip+0x160/0x260 [ 213.885005] rtnetlink_rcv_msg+0x34f/0x8f0 [ 213.890056] ? rtnetlink_put_metrics+0x490/0x490 [ 213.894958] ? napi_alloc_frag+0x70/0x70 [ 213.899011] netlink_rcv_skb+0x13e/0x3d0 [ 213.903193] ? lock_downgrade+0x860/0x860 [ 213.907369] ? rtnetlink_put_metrics+0x490/0x490 [ 213.912140] ? netlink_ack+0xa70/0xa70 [ 213.916031] ? netlink_deliver_tap+0x182/0xb00 [ 213.920597] rtnetlink_rcv+0x10/0x20 [ 213.924297] netlink_unicast+0x443/0x650 [ 213.928341] ? netlink_attachskb+0x6c0/0x6c0 [ 213.932913] ? _copy_from_iter_full+0x182/0x720 [ 213.937574] ? __check_object_size+0x1ef/0x310 [ 213.942421] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 213.948040] netlink_sendmsg+0x764/0xc60 [ 213.952140] ? netlink_unicast+0x650/0x650 [ 213.956934] ? apparmor_socket_sendmsg+0x1b/0x20 [ 213.962202] ? netlink_unicast+0x650/0x650 [ 213.966608] sock_sendmsg+0xb5/0xf0 [ 213.970366] ___sys_sendmsg+0x647/0x950 [ 213.974348] ? get_pid_task+0x80/0x110 [ 213.978241] ? lock_downgrade+0x860/0x860 [ 213.982458] ? copy_msghdr_from_user+0x430/0x430 [ 213.987199] ? __fget+0x278/0x400 [ 213.990635] ? __fget+0x9f/0x400 [ 213.993986] ? proc_fail_nth_write+0x13a/0x180 [ 213.998571] ? __fget+0x295/0x400 [ 214.002039] ? expand_files.part.8+0x700/0x700 [ 214.006606] ? kernel_read+0x130/0x130 [ 214.010529] ? __f_unlock_pos+0xd/0x10 [ 214.014402] ? __fget_light+0x174/0x1e0 [ 214.018360] ? __fdget+0xe/0x10 [ 214.021649] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 214.026561] __sys_sendmsg+0xd9/0x180 [ 214.030380] ? __ia32_sys_shutdown+0x70/0x70 [ 214.035136] ? __sb_end_write+0xa4/0xd0 [ 214.039123] ? kasan_check_write+0x14/0x20 [ 214.043606] ? fput+0x18/0x120 [ 214.046793] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 214.052142] __x64_sys_sendmsg+0x73/0xb0 [ 214.056190] do_syscall_64+0xd0/0x4e0 [ 214.059978] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.065152] RIP: 0033:0x463d89 [ 214.068342] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 214.087361] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 214.095056] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 214.102309] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 214.109567] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 214.116907] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 214.124250] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 [ 214.131717] CPU: 0 PID: 11945 Comm: syz-executor.2 Tainted: G B 4.19.191-syzkaller #0 [ 214.136537] nla_parse: 4 callbacks suppressed [ 214.136540] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 214.141133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.151246] FAULT_INJECTION: forcing a failure. [ 214.151246] name failslab, interval 1, probability 0, space 0, times 0 [ 214.154652] Call Trace: [ 214.178605] dump_stack+0x123/0x171 [ 214.182348] should_fail.cold.4+0x5/0xa [ 214.186315] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.191664] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 214.196750] ? lock_downgrade+0x860/0x860 [ 214.200900] __should_failslab+0xba/0xf0 [ 214.205108] should_failslab+0x9/0x20 [ 214.208899] kmem_cache_alloc+0x47/0x720 [ 214.212949] ? lock_acquire+0x173/0x3d0 [ 214.216909] ? netlink_deliver_tap+0xd3/0xb00 [ 214.221414] skb_clone+0x115/0x340 [ 214.224941] netlink_deliver_tap+0x7d7/0xb00 [ 214.229344] __netlink_sendskb+0x62/0xc0 [ 214.233491] netlink_unicast+0x4ea/0x650 [ 214.237666] ? netlink_attachskb+0x6c0/0x6c0 [ 214.242066] netlink_ack+0x519/0xa70 [ 214.245871] ? netlink_sendmsg+0xc60/0xc60 [ 214.250097] ? napi_alloc_frag+0x70/0x70 [ 214.254144] netlink_rcv_skb+0x2a8/0x3d0 [ 214.258740] ? lock_downgrade+0x860/0x860 [ 214.262911] ? rtnetlink_put_metrics+0x490/0x490 [ 214.267651] ? netlink_ack+0xa70/0xa70 [ 214.271551] ? netlink_deliver_tap+0x182/0xb00 [ 214.276119] rtnetlink_rcv+0x10/0x20 [ 214.279868] netlink_unicast+0x443/0x650 [ 214.283941] ? netlink_attachskb+0x6c0/0x6c0 [ 214.288341] ? _copy_from_iter_full+0x182/0x720 [ 214.293083] ? __check_object_size+0x1ef/0x310 [ 214.297660] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 214.303207] netlink_sendmsg+0x764/0xc60 [ 214.307255] ? netlink_unicast+0x650/0x650 [ 214.311474] ? apparmor_socket_sendmsg+0x1b/0x20 [ 214.316214] ? netlink_unicast+0x650/0x650 [ 214.320435] sock_sendmsg+0xb5/0xf0 [ 214.324051] ___sys_sendmsg+0x647/0x950 [ 214.328008] ? get_pid_task+0x80/0x110 [ 214.332015] ? lock_downgrade+0x860/0x860 [ 214.336156] ? copy_msghdr_from_user+0x430/0x430 [ 214.340901] ? __fget+0x278/0x400 [ 214.344338] ? __fget+0x9f/0x400 [ 214.347734] ? proc_fail_nth_write+0x13a/0x180 [ 214.352498] ? __fget+0x295/0x400 [ 214.355939] ? expand_files.part.8+0x700/0x700 [ 214.360554] ? kernel_read+0x130/0x130 [ 214.364447] ? __f_unlock_pos+0xd/0x10 [ 214.368319] ? __fget_light+0x174/0x1e0 [ 214.372285] ? __fdget+0xe/0x10 [ 214.375659] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 214.380516] __sys_sendmsg+0xd9/0x180 [ 214.384324] ? __ia32_sys_shutdown+0x70/0x70 [ 214.388752] ? __sb_end_write+0xa4/0xd0 [ 214.392821] ? kasan_check_write+0x14/0x20 [ 214.397161] ? fput+0x18/0x120 [ 214.400356] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 214.405732] __x64_sys_sendmsg+0x73/0xb0 [ 214.409803] do_syscall_64+0xd0/0x4e0 [ 214.413588] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.418760] RIP: 0033:0x463d89 [ 214.421937] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 214.440858] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 214.448577] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 214.455925] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 214.463289] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 214.470556] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 214.477906] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 214.485283] CPU: 1 PID: 11917 Comm: syz-executor.1 Tainted: G B 4.19.191-syzkaller #0 [ 214.494678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.504121] Call Trace: [ 214.506714] dump_stack+0x123/0x171 [ 214.510342] should_fail.cold.4+0x5/0xa [ 214.514324] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 214.519465] ? lock_downgrade+0x860/0x860 [ 214.523712] ? set_page_refcounted+0x100/0x100 [ 214.528647] ? ___might_sleep+0x16b/0x270 [ 214.532804] __should_failslab+0xba/0xf0 [ 214.536956] should_failslab+0x9/0x20 [ 214.541292] kmem_cache_alloc_trace+0x2cb/0x740 [ 214.546602] ? qfq_change_class+0xa93/0x14e0 [ 214.551002] ? qfq_change_class+0xa93/0x14e0 [ 214.555399] ? __local_bh_enable_ip+0x160/0x260 [ 214.560053] qfq_change_class+0xad9/0x14e0 [ 214.564274] ? qfq_delete_class+0x2d0/0x2d0 [ 214.568671] ? nla_parse+0x197/0x280 [ 214.572391] tc_ctl_tclass+0x3e9/0xba0 [ 214.576264] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 214.581363] ? __local_bh_enable_ip+0x160/0x260 [ 214.586033] rtnetlink_rcv_msg+0x34f/0x8f0 [ 214.590254] ? rtnetlink_put_metrics+0x490/0x490 [ 214.595001] ? napi_alloc_frag+0x70/0x70 [ 214.599053] netlink_rcv_skb+0x13e/0x3d0 [ 214.603233] ? lock_downgrade+0x860/0x860 [ 214.607476] ? rtnetlink_put_metrics+0x490/0x490 [ 214.612325] ? netlink_ack+0xa70/0xa70 [ 214.616225] ? netlink_deliver_tap+0x182/0xb00 [ 214.620828] rtnetlink_rcv+0x10/0x20 [ 214.624534] netlink_unicast+0x443/0x650 [ 214.628667] ? netlink_attachskb+0x6c0/0x6c0 [ 214.633319] ? _copy_from_iter_full+0x182/0x720 [ 214.637979] ? __check_object_size+0x1ef/0x310 [ 214.642544] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 214.648211] netlink_sendmsg+0x764/0xc60 [ 214.652347] ? netlink_unicast+0x650/0x650 [ 214.656580] ? apparmor_socket_sendmsg+0x1b/0x20 [ 214.661328] ? netlink_unicast+0x650/0x650 [ 214.665548] sock_sendmsg+0xb5/0xf0 [ 214.669165] ___sys_sendmsg+0x647/0x950 [ 214.673127] ? get_pid_task+0x80/0x110 [ 214.677050] ? lock_downgrade+0x860/0x860 [ 214.681292] ? copy_msghdr_from_user+0x430/0x430 [ 214.686142] ? __fget+0x278/0x400 [ 214.689850] ? __fget+0x9f/0x400 [ 214.693201] ? proc_fail_nth_write+0x13a/0x180 [ 214.697762] ? __fget+0x295/0x400 [ 214.701288] ? expand_files.part.8+0x700/0x700 [ 214.705878] ? kernel_read+0x130/0x130 [ 214.709747] ? __f_unlock_pos+0xd/0x10 [ 214.713616] ? __fget_light+0x174/0x1e0 [ 214.717571] ? __fdget+0xe/0x10 [ 214.720834] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 214.725661] __sys_sendmsg+0xd9/0x180 [ 214.729444] ? __ia32_sys_shutdown+0x70/0x70 [ 214.733922] ? __sb_end_write+0xa4/0xd0 [ 214.737907] ? kasan_check_write+0x14/0x20 [ 214.742236] ? fput+0x18/0x120 [ 214.745435] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 214.751123] __x64_sys_sendmsg+0x73/0xb0 [ 214.755184] do_syscall_64+0xd0/0x4e0 [ 214.759032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.764338] RIP: 0033:0x463d89 [ 214.767520] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 214.786452] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 214.794194] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 214.801713] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 214.809021] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 214.816279] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 214.823562] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 214.831804] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 214.848451] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 214.864540] FAULT_INJECTION: forcing a failure. [ 214.864540] name failslab, interval 1, probability 0, space 0, times 0 [ 214.876129] CPU: 0 PID: 11931 Comm: syz-executor.4 Tainted: G B 4.19.191-syzkaller #0 [ 214.885504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.894851] Call Trace: [ 214.897440] dump_stack+0x123/0x171 [ 214.901066] should_fail.cold.4+0x5/0xa [ 214.905220] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 214.910309] ? lock_downgrade+0x860/0x860 [ 214.914451] ? set_page_refcounted+0x100/0x100 [ 214.919105] ? ___might_sleep+0x16b/0x270 [ 214.923342] __should_failslab+0xba/0xf0 [ 214.927593] should_failslab+0x9/0x20 [ 214.931446] kmem_cache_alloc_trace+0x2cb/0x740 [ 214.936104] ? qfq_change_class+0xa93/0x14e0 [ 214.940498] ? qfq_change_class+0xa93/0x14e0 [ 214.944893] ? __local_bh_enable_ip+0x160/0x260 [ 214.949567] qfq_change_class+0xad9/0x14e0 [ 214.954019] ? qfq_delete_class+0x2d0/0x2d0 [ 214.958388] ? nla_parse+0x197/0x280 [ 214.962326] tc_ctl_tclass+0x3e9/0xba0 [ 214.966350] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 214.971477] ? __local_bh_enable_ip+0x160/0x260 [ 214.976145] rtnetlink_rcv_msg+0x34f/0x8f0 [ 214.980364] ? rtnetlink_put_metrics+0x490/0x490 [ 214.985256] ? napi_alloc_frag+0x70/0x70 [ 214.989300] netlink_rcv_skb+0x13e/0x3d0 [ 214.993380] ? lock_downgrade+0x860/0x860 [ 214.997541] ? rtnetlink_put_metrics+0x490/0x490 [ 215.002299] ? netlink_ack+0xa70/0xa70 [ 215.006178] ? netlink_deliver_tap+0x182/0xb00 [ 215.010785] rtnetlink_rcv+0x10/0x20 [ 215.014695] netlink_unicast+0x443/0x650 [ 215.018739] ? netlink_attachskb+0x6c0/0x6c0 [ 215.023129] ? _copy_from_iter_full+0x182/0x720 [ 215.027780] ? __check_object_size+0x1ef/0x310 [ 215.032345] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 215.037869] netlink_sendmsg+0x764/0xc60 [ 215.041912] ? netlink_unicast+0x650/0x650 [ 215.046133] ? apparmor_socket_sendmsg+0x1b/0x20 [ 215.050900] ? netlink_unicast+0x650/0x650 [ 215.055122] sock_sendmsg+0xb5/0xf0 [ 215.058755] ___sys_sendmsg+0x647/0x950 [ 215.063118] ? get_pid_task+0x80/0x110 [ 215.067001] ? lock_downgrade+0x860/0x860 [ 215.071153] ? copy_msghdr_from_user+0x430/0x430 [ 215.075944] ? __fget+0x278/0x400 [ 215.079529] ? __fget+0x9f/0x400 [ 215.083253] ? proc_fail_nth_write+0x13a/0x180 [ 215.087917] ? __fget+0x295/0x400 [ 215.091534] ? expand_files.part.8+0x700/0x700 [ 215.096719] ? kernel_read+0x130/0x130 [ 215.101078] ? __f_unlock_pos+0xd/0x10 [ 215.105135] ? __fget_light+0x174/0x1e0 [ 215.109148] ? __fdget+0xe/0x10 [ 215.112963] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 215.118321] __sys_sendmsg+0xd9/0x180 [ 215.122110] ? __ia32_sys_shutdown+0x70/0x70 [ 215.126598] ? __sb_end_write+0xa4/0xd0 [ 215.130595] ? kasan_check_write+0x14/0x20 [ 215.135173] ? fput+0x18/0x120 [ 215.138503] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 215.144208] __x64_sys_sendmsg+0x73/0xb0 [ 215.148302] do_syscall_64+0xd0/0x4e0 [ 215.152569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.158115] RIP: 0033:0x463d89 [ 215.161364] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 215.181955] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 215.189738] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 215.197282] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 215.204566] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 215.212259] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 215.219785] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 215.238769] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 215.259910] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 215.273510] FAULT_INJECTION: forcing a failure. [ 215.273510] name failslab, interval 1, probability 0, space 0, times 0 [ 215.286090] CPU: 0 PID: 11952 Comm: syz-executor.0 Tainted: G B 4.19.191-syzkaller #0 [ 215.295678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 215.305026] Call Trace: [ 215.307603] dump_stack+0x123/0x171 [ 215.311219] should_fail.cold.4+0x5/0xa [ 215.315178] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 215.320333] ? lock_downgrade+0x860/0x860 [ 215.324578] ? set_page_refcounted+0x100/0x100 [ 215.329203] ? ___might_sleep+0x16b/0x270 [ 215.333353] __should_failslab+0xba/0xf0 [ 215.337416] should_failslab+0x9/0x20 [ 215.341328] kmem_cache_alloc_trace+0x2cb/0x740 [ 215.345993] ? qfq_change_class+0xa93/0x14e0 [ 215.350491] ? qfq_change_class+0xa93/0x14e0 [ 215.355612] ? __local_bh_enable_ip+0x160/0x260 [ 215.360410] qfq_change_class+0xad9/0x14e0 [ 215.364785] ? qfq_delete_class+0x2d0/0x2d0 [ 215.369391] ? nla_parse+0x197/0x280 [ 215.373099] tc_ctl_tclass+0x3e9/0xba0 [ 215.377090] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 215.382184] ? __local_bh_enable_ip+0x160/0x260 [ 215.386851] rtnetlink_rcv_msg+0x34f/0x8f0 [ 215.391094] ? rtnetlink_put_metrics+0x490/0x490 [ 215.395838] ? napi_alloc_frag+0x70/0x70 [ 215.400091] netlink_rcv_skb+0x13e/0x3d0 [ 215.404266] ? lock_downgrade+0x860/0x860 [ 215.408801] ? rtnetlink_put_metrics+0x490/0x490 [ 215.413815] ? netlink_ack+0xa70/0xa70 [ 215.418441] ? netlink_deliver_tap+0x182/0xb00 [ 215.423383] rtnetlink_rcv+0x10/0x20 [ 215.427095] netlink_unicast+0x443/0x650 [ 215.431176] ? netlink_attachskb+0x6c0/0x6c0 [ 215.438434] ? _copy_from_iter_full+0x182/0x720 [ 215.443106] ? __check_object_size+0x1ef/0x310 [ 215.447686] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 215.453214] netlink_sendmsg+0x764/0xc60 [ 215.457290] ? netlink_unicast+0x650/0x650 [ 215.461769] ? apparmor_socket_sendmsg+0x1b/0x20 [ 215.466628] ? netlink_unicast+0x650/0x650 [ 215.470968] sock_sendmsg+0xb5/0xf0 [ 215.474619] ___sys_sendmsg+0x647/0x950 [ 215.478592] ? get_pid_task+0x80/0x110 [ 215.482841] ? lock_downgrade+0x860/0x860 [ 215.487024] ? copy_msghdr_from_user+0x430/0x430 [ 215.491898] ? __fget+0x278/0x400 [ 215.495454] ? __fget+0x9f/0x400 [ 215.498923] ? proc_fail_nth_write+0x13a/0x180 [ 215.503579] ? __fget+0x295/0x400 [ 215.507124] ? expand_files.part.8+0x700/0x700 [ 215.511835] ? kernel_read+0x130/0x130 [ 215.515716] ? __f_unlock_pos+0xd/0x10 [ 215.519593] ? __fget_light+0x174/0x1e0 [ 215.523565] ? __fdget+0xe/0x10 [ 215.526844] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 215.532147] __sys_sendmsg+0xd9/0x180 [ 215.536036] ? __ia32_sys_shutdown+0x70/0x70 [ 215.540779] ? __sb_end_write+0xa4/0xd0 [ 215.545090] ? kasan_check_write+0x14/0x20 [ 215.549320] ? fput+0x18/0x120 [ 215.553142] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 215.558584] __x64_sys_sendmsg+0x73/0xb0 [ 215.562875] do_syscall_64+0xd0/0x4e0 [ 215.566757] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.571962] RIP: 0033:0x463d89 [ 215.575166] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 215.595177] RSP: 002b:00007fa79aeca198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 215.603395] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 215.610651] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 215.618525] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 215.626008] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 215.633575] R13: 00007fa79aeca6bc R14: 0000000000000008 R15: 0000000000000001 [ 215.648616] FAULT_INJECTION: forcing a failure. [ 215.648616] name failslab, interval 1, probability 0, space 0, times 0 [ 215.658809] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 215.661334] CPU: 1 PID: 11954 Comm: syz-executor.3 Tainted: G B 4.19.191-syzkaller #0 [ 215.675819] FAULT_INJECTION: forcing a failure. [ 215.675819] name failslab, interval 1, probability 0, space 0, times 0 [ 215.678291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 215.678293] Call Trace: [ 215.678306] dump_stack+0x123/0x171 [ 215.678313] should_fail.cold.4+0x5/0xa [ 215.678318] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.678324] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 215.678330] ? lock_downgrade+0x860/0x860 [ 215.678340] __should_failslab+0xba/0xf0 [ 215.728753] should_failslab+0x9/0x20 [ 215.732818] kmem_cache_alloc+0x47/0x720 [ 215.736886] ? lock_acquire+0x173/0x3d0 [ 215.740953] ? netlink_deliver_tap+0xd3/0xb00 [ 215.745461] skb_clone+0x115/0x340 [ 215.749079] netlink_deliver_tap+0x7d7/0xb00 [ 215.753477] __netlink_sendskb+0x62/0xc0 [ 215.757527] netlink_unicast+0x4ea/0x650 [ 215.761581] ? netlink_attachskb+0x6c0/0x6c0 [ 215.765988] netlink_ack+0x519/0xa70 [ 215.769684] ? netlink_sendmsg+0xc60/0xc60 [ 215.773904] ? napi_alloc_frag+0x70/0x70 [ 215.777981] netlink_rcv_skb+0x2a8/0x3d0 [ 215.782116] ? lock_downgrade+0x860/0x860 [ 215.786267] ? rtnetlink_put_metrics+0x490/0x490 [ 215.791008] ? netlink_ack+0xa70/0xa70 [ 215.795083] ? netlink_deliver_tap+0x182/0xb00 [ 215.799924] rtnetlink_rcv+0x10/0x20 [ 215.804021] netlink_unicast+0x443/0x650 [ 215.808119] ? netlink_attachskb+0x6c0/0x6c0 [ 215.812601] ? _copy_from_iter_full+0x182/0x720 [ 215.817361] ? __check_object_size+0x1ef/0x310 [ 215.821945] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 215.827469] netlink_sendmsg+0x764/0xc60 [ 215.831716] ? netlink_unicast+0x650/0x650 [ 215.836041] ? apparmor_socket_sendmsg+0x1b/0x20 [ 215.840809] ? netlink_unicast+0x650/0x650 [ 215.845201] sock_sendmsg+0xb5/0xf0 [ 215.848812] ___sys_sendmsg+0x647/0x950 [ 215.852786] ? get_pid_task+0x80/0x110 [ 215.856773] ? lock_downgrade+0x860/0x860 [ 215.861082] ? copy_msghdr_from_user+0x430/0x430 [ 215.866181] ? __fget+0x278/0x400 [ 215.869628] ? __fget+0x9f/0x400 [ 215.873026] ? proc_fail_nth_write+0x13a/0x180 [ 215.877591] ? __fget+0x295/0x400 [ 215.881055] ? expand_files.part.8+0x700/0x700 [ 215.885619] ? kernel_read+0x130/0x130 [ 215.889575] ? __f_unlock_pos+0xd/0x10 [ 215.893469] ? __fget_light+0x174/0x1e0 [ 215.897429] ? __fdget+0xe/0x10 [ 215.900693] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 215.905537] __sys_sendmsg+0xd9/0x180 [ 215.909332] ? __ia32_sys_shutdown+0x70/0x70 [ 215.913730] ? __sb_end_write+0xa4/0xd0 [ 215.917686] ? kasan_check_write+0x14/0x20 [ 215.921902] ? fput+0x18/0x120 [ 215.925078] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 215.930465] __x64_sys_sendmsg+0x73/0xb0 [ 215.934861] do_syscall_64+0xd0/0x4e0 [ 215.938672] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.944052] RIP: 0033:0x463d89 [ 215.947249] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 215.966308] RSP: 002b:00007f70fb25b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 215.974237] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 215.981842] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 215.989875] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 215.997142] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 216.004432] R13: 00007f70fb25b6bc R14: 0000000000000009 R15: 0000000000000001 [ 216.011780] CPU: 0 PID: 11964 Comm: syz-executor.5 Tainted: G B 4.19.191-syzkaller #0 [ 216.021185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.030548] Call Trace: [ 216.033240] dump_stack+0x123/0x171 [ 216.036901] should_fail.cold.4+0x5/0xa [ 216.040880] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 216.045985] ? lock_downgrade+0x860/0x860 [ 216.050139] ? set_page_refcounted+0x100/0x100 [ 216.054729] ? ___might_sleep+0x16b/0x270 [ 216.058885] __should_failslab+0xba/0xf0 [ 216.063104] should_failslab+0x9/0x20 [ 216.067048] kmem_cache_alloc_trace+0x2cb/0x740 [ 216.071800] ? qfq_change_class+0xa93/0x14e0 [ 216.076378] ? qfq_change_class+0xa93/0x14e0 [ 216.080869] ? __local_bh_enable_ip+0x160/0x260 [ 216.085531] qfq_change_class+0xad9/0x14e0 [ 216.090039] ? qfq_delete_class+0x2d0/0x2d0 [ 216.094397] ? nla_parse+0x197/0x280 [ 216.098228] tc_ctl_tclass+0x3e9/0xba0 [ 216.102189] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 216.107309] ? __local_bh_enable_ip+0x160/0x260 [ 216.111975] rtnetlink_rcv_msg+0x34f/0x8f0 [ 216.116325] ? rtnetlink_put_metrics+0x490/0x490 [ 216.121166] ? napi_alloc_frag+0x70/0x70 [ 216.125436] netlink_rcv_skb+0x13e/0x3d0 [ 216.129723] ? lock_downgrade+0x860/0x860 [ 216.133880] ? rtnetlink_put_metrics+0x490/0x490 [ 216.138975] ? netlink_ack+0xa70/0xa70 [ 216.142857] ? netlink_deliver_tap+0x182/0xb00 [ 216.147551] rtnetlink_rcv+0x10/0x20 [ 216.151254] netlink_unicast+0x443/0x650 [ 216.155502] ? netlink_attachskb+0x6c0/0x6c0 [ 216.159924] ? _copy_from_iter_full+0x182/0x720 [ 216.164580] ? __check_object_size+0x1ef/0x310 [ 216.169496] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 216.175046] netlink_sendmsg+0x764/0xc60 [ 216.179106] ? netlink_unicast+0x650/0x650 [ 216.183447] ? apparmor_socket_sendmsg+0x1b/0x20 [ 216.188421] ? netlink_unicast+0x650/0x650 [ 216.192656] sock_sendmsg+0xb5/0xf0 [ 216.196445] ___sys_sendmsg+0x647/0x950 [ 216.200410] ? get_pid_task+0x80/0x110 [ 216.204310] ? lock_downgrade+0x860/0x860 [ 216.208476] ? copy_msghdr_from_user+0x430/0x430 [ 216.213555] ? __fget+0x278/0x400 [ 216.217028] ? __fget+0x9f/0x400 [ 216.220622] ? proc_fail_nth_write+0x13a/0x180 [ 216.225431] ? __fget+0x295/0x400 [ 216.228986] ? expand_files.part.8+0x700/0x700 [ 216.233649] ? kernel_read+0x130/0x130 [ 216.237563] ? __f_unlock_pos+0xd/0x10 [ 216.241554] ? __fget_light+0x174/0x1e0 [ 216.245873] ? __fdget+0xe/0x10 [ 216.249261] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 216.254376] __sys_sendmsg+0xd9/0x180 [ 216.258331] ? __ia32_sys_shutdown+0x70/0x70 [ 216.262734] ? __sb_end_write+0xa4/0xd0 [ 216.266708] ? kasan_check_write+0x14/0x20 [ 216.271009] ? fput+0x18/0x120 [ 216.274193] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 216.279546] __x64_sys_sendmsg+0x73/0xb0 [ 216.283628] do_syscall_64+0xd0/0x4e0 [ 216.287515] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.292874] RIP: 0033:0x463d89 [ 216.296509] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 216.315889] RSP: 002b:00007fb769478198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 216.323588] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 216.331098] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 216.339103] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 216.347481] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 216.355527] R13: 00007fb7694786bc R14: 0000000000000009 R15: 0000000000000001 2021/05/24 20:54:46 executed programs: 485 [ 216.367111] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 216.388405] FAULT_INJECTION: forcing a failure. [ 216.388405] name failslab, interval 1, probability 0, space 0, times 0 [ 216.402061] CPU: 0 PID: 11978 Comm: syz-executor.1 Tainted: G B 4.19.191-syzkaller #0 [ 216.412016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.423260] Call Trace: [ 216.425932] dump_stack+0x123/0x171 [ 216.429820] should_fail.cold.4+0x5/0xa [ 216.433785] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 216.439047] ? lock_downgrade+0x860/0x860 [ 216.443617] ? set_page_refcounted+0x100/0x100 [ 216.448278] ? ___might_sleep+0x16b/0x270 [ 216.452429] __should_failslab+0xba/0xf0 [ 216.456838] should_failslab+0x9/0x20 [ 216.461069] kmem_cache_alloc_trace+0x2cb/0x740 [ 216.465831] ? qfq_change_class+0xa93/0x14e0 [ 216.470252] ? qfq_change_class+0xa93/0x14e0 [ 216.474662] ? __local_bh_enable_ip+0x160/0x260 [ 216.479315] qfq_change_class+0xad9/0x14e0 [ 216.483556] ? qfq_delete_class+0x2d0/0x2d0 [ 216.487948] ? nla_parse+0x197/0x280 [ 216.491758] tc_ctl_tclass+0x3e9/0xba0 [ 216.495718] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 216.500817] ? __local_bh_enable_ip+0x160/0x260 [ 216.505482] rtnetlink_rcv_msg+0x34f/0x8f0 [ 216.509718] ? rtnetlink_put_metrics+0x490/0x490 [ 216.515129] ? napi_alloc_frag+0x70/0x70 [ 216.519204] netlink_rcv_skb+0x13e/0x3d0 [ 216.523446] ? lock_downgrade+0x860/0x860 [ 216.527601] ? rtnetlink_put_metrics+0x490/0x490 [ 216.532564] ? netlink_ack+0xa70/0xa70 [ 216.536545] ? netlink_deliver_tap+0x182/0xb00 [ 216.541265] rtnetlink_rcv+0x10/0x20 [ 216.544978] netlink_unicast+0x443/0x650 [ 216.549223] ? netlink_attachskb+0x6c0/0x6c0 [ 216.553733] ? _copy_from_iter_full+0x182/0x720 [ 216.558567] ? __check_object_size+0x1ef/0x310 [ 216.563141] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 216.568844] netlink_sendmsg+0x764/0xc60 [ 216.572955] ? netlink_unicast+0x650/0x650 [ 216.577181] ? apparmor_socket_sendmsg+0x1b/0x20 [ 216.581961] ? netlink_unicast+0x650/0x650 [ 216.586313] sock_sendmsg+0xb5/0xf0 [ 216.589953] ___sys_sendmsg+0x647/0x950 [ 216.593912] ? get_pid_task+0x80/0x110 [ 216.597805] ? lock_downgrade+0x860/0x860 [ 216.602189] ? copy_msghdr_from_user+0x430/0x430 [ 216.607275] ? __fget+0x278/0x400 [ 216.610714] ? __fget+0x9f/0x400 [ 216.614072] ? proc_fail_nth_write+0x13a/0x180 [ 216.618644] ? __fget+0x295/0x400 [ 216.622095] ? expand_files.part.8+0x700/0x700 [ 216.626668] ? kernel_read+0x130/0x130 [ 216.630540] ? __f_unlock_pos+0xd/0x10 [ 216.634415] ? __fget_light+0x174/0x1e0 [ 216.638548] ? __fdget+0xe/0x10 [ 216.641812] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 216.646658] __sys_sendmsg+0xd9/0x180 [ 216.650443] ? __ia32_sys_shutdown+0x70/0x70 [ 216.655255] ? __sb_end_write+0xa4/0xd0 [ 216.659214] ? kasan_check_write+0x14/0x20 [ 216.663433] ? fput+0x18/0x120 [ 216.667100] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 216.672464] __x64_sys_sendmsg+0x73/0xb0 [ 216.676539] do_syscall_64+0xd0/0x4e0 [ 216.680328] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 216.685676] RIP: 0033:0x463d89 [ 216.688851] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 216.707928] RSP: 002b:00007fec9eedd198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 216.715716] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 216.722990] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 216.730243] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 216.737639] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 216.745370] R13: 00007fec9eedd6bc R14: 0000000000000009 R15: 0000000000000001 [ 216.753477] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 216.772711] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 216.788949] FAULT_INJECTION: forcing a failure. [ 216.788949] name failslab, interval 1, probability 0, space 0, times 0 [ 216.801677] CPU: 0 PID: 11999 Comm: syz-executor.2 Tainted: G B 4.19.191-syzkaller #0 [ 216.812584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 216.822390] Call Trace: [ 216.825001] dump_stack+0x123/0x171 [ 216.829086] should_fail.cold.4+0x5/0xa [ 216.833071] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 216.838254] ? lock_downgrade+0x860/0x860 [ 216.842392] ? set_page_refcounted+0x100/0x100 [ 216.847361] ? ___might_sleep+0x16b/0x270 [ 216.851886] __should_failslab+0xba/0xf0 [ 216.855944] should_failslab+0x9/0x20 [ 216.859755] kmem_cache_alloc_trace+0x2cb/0x740 [ 216.864588] ? qfq_change_class+0xa93/0x14e0 [ 216.869006] ? qfq_change_class+0xa93/0x14e0 [ 216.873402] ? __local_bh_enable_ip+0x160/0x260 [ 216.878153] qfq_change_class+0xad9/0x14e0 [ 216.882589] ? qfq_delete_class+0x2d0/0x2d0 [ 216.887087] ? nla_parse+0x197/0x280 [ 216.890806] tc_ctl_tclass+0x3e9/0xba0 [ 216.894676] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 216.900209] ? __local_bh_enable_ip+0x160/0x260 [ 216.904868] rtnetlink_rcv_msg+0x34f/0x8f0 [ 216.909327] ? rtnetlink_put_metrics+0x490/0x490 [ 216.914332] ? napi_alloc_frag+0x70/0x70 [ 216.918400] netlink_rcv_skb+0x13e/0x3d0 [ 216.923151] ? lock_downgrade+0x860/0x860 [ 216.927669] ? rtnetlink_put_metrics+0x490/0x490 [ 216.932924] ? netlink_ack+0xa70/0xa70 [ 216.937440] ? netlink_deliver_tap+0x182/0xb00 [ 216.942023] rtnetlink_rcv+0x10/0x20 [ 216.946009] netlink_unicast+0x443/0x650 [ 216.950063] ? netlink_attachskb+0x6c0/0x6c0 [ 216.954810] ? _copy_from_iter_full+0x182/0x720 [ 216.959662] ? __check_object_size+0x1ef/0x310 [ 216.964369] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 216.969898] netlink_sendmsg+0x764/0xc60 [ 216.973959] ? netlink_unicast+0x650/0x650 [ 216.978285] ? apparmor_socket_sendmsg+0x1b/0x20 [ 216.983047] ? netlink_unicast+0x650/0x650 [ 216.987268] sock_sendmsg+0xb5/0xf0 [ 216.990876] ___sys_sendmsg+0x647/0x950 [ 216.994862] ? get_pid_task+0x80/0x110 [ 216.998739] ? lock_downgrade+0x860/0x860 [ 217.002871] ? copy_msghdr_from_user+0x430/0x430 [ 217.007611] ? __fget+0x278/0x400 [ 217.011047] ? __fget+0x9f/0x400 [ 217.014509] ? proc_fail_nth_write+0x13a/0x180 [ 217.019106] ? __fget+0x295/0x400 [ 217.022549] ? expand_files.part.8+0x700/0x700 [ 217.027113] ? kernel_read+0x130/0x130 [ 217.030982] ? __f_unlock_pos+0xd/0x10 [ 217.034851] ? __fget_light+0x174/0x1e0 [ 217.038841] ? __fdget+0xe/0x10 [ 217.042144] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 217.047003] __sys_sendmsg+0xd9/0x180 [ 217.050797] ? __ia32_sys_shutdown+0x70/0x70 [ 217.055188] ? __sb_end_write+0xa4/0xd0 [ 217.059145] ? kasan_check_write+0x14/0x20 [ 217.063366] ? fput+0x18/0x120 [ 217.066562] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 217.071913] __x64_sys_sendmsg+0x73/0xb0 [ 217.075967] do_syscall_64+0xd0/0x4e0 [ 217.079753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.084929] RIP: 0033:0x463d89 [ 217.088115] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 217.107253] RSP: 002b:00007f0af8234198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 217.114946] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 217.122643] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 217.129908] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 217.137687] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 217.145175] R13: 00007f0af82346bc R14: 0000000000000009 R15: 0000000000000001 [ 217.153267] FAULT_INJECTION: forcing a failure. [ 217.153267] name failslab, interval 1, probability 0, space 0, times 0 [ 217.166021] CPU: 0 PID: 11998 Comm: syz-executor.4 Tainted: G B 4.19.191-syzkaller #0 [ 217.175312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.184749] Call Trace: [ 217.187510] dump_stack+0x123/0x171 [ 217.191229] should_fail.cold.4+0x5/0xa [ 217.195322] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 217.200426] ? lock_downgrade+0x860/0x860 [ 217.204587] ? set_page_refcounted+0x100/0x100 [ 217.209151] ? ___might_sleep+0x16b/0x270 [ 217.213296] __should_failslab+0xba/0xf0 [ 217.217466] should_failslab+0x9/0x20 [ 217.221275] kmem_cache_alloc_trace+0x2cb/0x740 [ 217.225937] ? qfq_change_class+0xa93/0x14e0 [ 217.230339] ? qfq_change_class+0xa93/0x14e0 [ 217.234741] ? __local_bh_enable_ip+0x160/0x260 [ 217.239438] qfq_change_class+0xad9/0x14e0 [ 217.243670] ? qfq_delete_class+0x2d0/0x2d0 [ 217.248194] ? nla_parse+0x197/0x280 [ 217.251909] tc_ctl_tclass+0x3e9/0xba0 [ 217.255930] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 217.261244] ? __local_bh_enable_ip+0x160/0x260 [ 217.265944] rtnetlink_rcv_msg+0x34f/0x8f0 [ 217.270168] ? rtnetlink_put_metrics+0x490/0x490 [ 217.274920] ? napi_alloc_frag+0x70/0x70 [ 217.278978] netlink_rcv_skb+0x13e/0x3d0 [ 217.283141] ? lock_downgrade+0x860/0x860 [ 217.287280] ? rtnetlink_put_metrics+0x490/0x490 [ 217.292020] ? netlink_ack+0xa70/0xa70 [ 217.295889] ? netlink_deliver_tap+0x182/0xb00 [ 217.300467] rtnetlink_rcv+0x10/0x20 [ 217.304177] netlink_unicast+0x443/0x650 [ 217.308405] ? netlink_attachskb+0x6c0/0x6c0 [ 217.312967] ? _copy_from_iter_full+0x182/0x720 [ 217.317855] ? __check_object_size+0x1ef/0x310 [ 217.322436] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 217.327966] netlink_sendmsg+0x764/0xc60 [ 217.332011] ? netlink_unicast+0x650/0x650 [ 217.336231] ? apparmor_socket_sendmsg+0x1b/0x20 [ 217.341192] ? netlink_unicast+0x650/0x650 [ 217.345674] sock_sendmsg+0xb5/0xf0 [ 217.349316] ___sys_sendmsg+0x647/0x950 [ 217.353292] ? get_pid_task+0x80/0x110 [ 217.357213] ? lock_downgrade+0x860/0x860 [ 217.361373] ? copy_msghdr_from_user+0x430/0x430 [ 217.366953] ? __fget+0x278/0x400 [ 217.370412] ? __fget+0x9f/0x400 [ 217.374023] ? proc_fail_nth_write+0x13a/0x180 [ 217.378607] ? __fget+0x295/0x400 [ 217.382220] ? expand_files.part.8+0x700/0x700 [ 217.386790] ? kernel_read+0x130/0x130 [ 217.390788] ? __f_unlock_pos+0xd/0x10 [ 217.394770] ? __fget_light+0x174/0x1e0 [ 217.398819] ? __fdget+0xe/0x10 [ 217.402258] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 217.407210] __sys_sendmsg+0xd9/0x180 [ 217.410988] ? __ia32_sys_shutdown+0x70/0x70 [ 217.415583] ? __sb_end_write+0xa4/0xd0 [ 217.419551] ? kasan_check_write+0x14/0x20 [ 217.423861] ? fput+0x18/0x120 [ 217.427064] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 217.432635] __x64_sys_sendmsg+0x73/0xb0 [ 217.436806] do_syscall_64+0xd0/0x4e0 [ 217.440607] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.446070] RIP: 0033:0x463d89 [ 217.449402] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 217.469088] RSP: 002b:00007f276d6e3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 217.476782] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 217.484057] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 217.491314] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 217.498698] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 217.506153] R13: 00007f276d6e36bc R14: 0000000000000009 R15: 0000000000000001 [ 217.516982] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 217.547161] FAULT_INJECTION: forcing a failure. [ 217.547161] name failslab, interval 1, probability 0, space 0, times 0 [ 217.559818] CPU: 1 PID: 12013 Comm: syz-executor.0 Tainted: G B 4.19.191-syzkaller #0 [ 217.569334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.579142] Call Trace: [ 217.581747] dump_stack+0x123/0x171 [ 217.585552] should_fail.cold.4+0x5/0xa [ 217.589512] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 217.594713] ? lock_downgrade+0x860/0x860 [ 217.598844] ? set_page_refcounted+0x100/0x100 [ 217.603692] ? ___might_sleep+0x16b/0x270 [ 217.607824] __should_failslab+0xba/0xf0 [ 217.611872] should_failslab+0x9/0x20 [ 217.615663] kmem_cache_alloc_trace+0x2cb/0x740 [ 217.620492] ? qfq_change_class+0xa93/0x14e0 [ 217.624884] ? qfq_change_class+0xa93/0x14e0 [ 217.629538] ? __local_bh_enable_ip+0x160/0x260 [ 217.634214] qfq_change_class+0xad9/0x14e0 [ 217.638435] ? qfq_delete_class+0x2d0/0x2d0 [ 217.642762] ? nla_parse+0x197/0x280 [ 217.646467] tc_ctl_tclass+0x3e9/0xba0 [ 217.650355] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 217.655729] ? __local_bh_enable_ip+0x160/0x260 [ 217.660585] rtnetlink_rcv_msg+0x34f/0x8f0 [ 217.664828] ? rtnetlink_put_metrics+0x490/0x490 [ 217.669757] ? napi_alloc_frag+0x70/0x70 [ 217.673804] netlink_rcv_skb+0x13e/0x3d0 [ 217.677964] ? lock_downgrade+0x860/0x860 [ 217.682098] ? rtnetlink_put_metrics+0x490/0x490 [ 217.686851] ? netlink_ack+0xa70/0xa70 [ 217.690732] ? netlink_deliver_tap+0x182/0xb00 [ 217.695322] rtnetlink_rcv+0x10/0x20 [ 217.699019] netlink_unicast+0x443/0x650 [ 217.703067] ? netlink_attachskb+0x6c0/0x6c0 [ 217.707482] ? _copy_from_iter_full+0x182/0x720 [ 217.712273] ? __check_object_size+0x1ef/0x310 [ 217.716864] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 217.722494] netlink_sendmsg+0x764/0xc60 [ 217.726630] ? netlink_unicast+0x650/0x650 [ 217.730851] ? apparmor_socket_sendmsg+0x1b/0x20 [ 217.735619] ? netlink_unicast+0x650/0x650 [ 217.739843] sock_sendmsg+0xb5/0xf0 [ 217.743462] ___sys_sendmsg+0x647/0x950 [ 217.747449] ? get_pid_task+0x80/0x110 [ 217.751344] ? lock_downgrade+0x860/0x860 [ 217.755651] ? copy_msghdr_from_user+0x430/0x430 [ 217.760394] ? __fget+0x278/0x400 [ 217.763904] ? __fget+0x9f/0x400 [ 217.767268] ? proc_fail_nth_write+0x13a/0x180 [ 217.771891] ? __fget+0x295/0x400 [ 217.775335] ? expand_files.part.8+0x700/0x700 [ 217.779903] ? kernel_read+0x130/0x130 [ 217.783912] ? __f_unlock_pos+0xd/0x10 [ 217.787794] ? __fget_light+0x174/0x1e0 [ 217.791761] ? __fdget+0xe/0x10 [ 217.795054] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 217.799928] __sys_sendmsg+0xd9/0x180 [ 217.803717] ? __ia32_sys_shutdown+0x70/0x70 [ 217.808202] ? __sb_end_write+0xa4/0xd0 [ 217.812180] ? kasan_check_write+0x14/0x20 [ 217.816436] ? fput+0x18/0x120 [ 217.819618] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 217.825176] __x64_sys_sendmsg+0x73/0xb0 [ 217.829256] do_syscall_64+0xd0/0x4e0 [ 217.833261] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.838732] RIP: 0033:0x463d89 [ 217.841911] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 217.860803] RSP: 002b:00007fa79aeeb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 217.868498] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 217.876626] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 217.883886] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 217.891166] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040