acklog+0x560/0x560 [ 217.250331] ? find_held_lock+0x36/0x1d0 [ 217.254660] rtnetlink_rcv_msg+0x34f/0x8f0 [ 217.258943] ? rtnetlink_put_metrics+0x490/0x490 [ 217.263810] ? find_held_lock+0x36/0x1d0 [ 217.267869] netlink_rcv_skb+0x13e/0x3d0 [ 217.272304] ? lock_downgrade+0x860/0x860 [ 217.276572] ? rtnetlink_put_metrics+0x490/0x490 [ 217.281313] ? netlink_ack+0xa70/0xa70 [ 217.285404] ? netlink_deliver_tap+0x182/0xb00 [ 217.290095] rtnetlink_rcv+0x10/0x20 [ 217.293918] netlink_unicast+0x443/0x650 [ 217.298262] ? netlink_attachskb+0x6c0/0x6c0 [ 217.302741] ? _copy_from_iter_full+0x182/0x720 [ 217.307832] ? __check_object_size+0x1ef/0x310 [ 217.312670] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 217.318736] netlink_sendmsg+0x764/0xc60 [ 217.323069] ? netlink_unicast+0x650/0x650 [ 217.327420] ? apparmor_socket_sendmsg+0x1b/0x20 [ 217.332267] ? netlink_unicast+0x650/0x650 [ 217.336760] sock_sendmsg+0xb5/0xf0 [ 217.340472] ___sys_sendmsg+0x647/0x950 [ 217.344438] ? find_held_lock+0x36/0x1d0 [ 217.348675] ? copy_msghdr_from_user+0x430/0x430 [ 217.353621] ? __fget+0x278/0x400 [ 217.357162] ? kasan_check_read+0x11/0x20 [ 217.361300] ? __fget+0x295/0x400 [ 217.364745] ? expand_files.part.8+0x700/0x700 [ 217.369545] ? __f_unlock_pos+0xd/0x10 [ 217.373725] ? __fget_light+0x174/0x1e0 [ 217.377800] ? __fdget+0xe/0x10 [ 217.381181] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 217.386400] __sys_sendmsg+0xd9/0x180 [ 217.390534] ? __ia32_sys_shutdown+0x70/0x70 [ 217.395642] ? __sb_end_write+0xa4/0xd0 [ 217.399979] ? kasan_check_write+0x14/0x20 [ 217.404502] ? fput+0x18/0x120 [ 217.407880] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.413599] __x64_sys_sendmsg+0x73/0xb0 [ 217.417652] do_syscall_64+0xd0/0x4e0 [ 217.421716] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.427075] RIP: 0033:0x463d89 [ 217.430375] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 217.449887] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 217.457694] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 217.465798] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 217.473261] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 217.480913] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 217.488518] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 217.513213] FAULT_INJECTION: forcing a failure. [ 217.513213] name failslab, interval 1, probability 0, space 0, times 0 [ 217.536768] CPU: 0 PID: 11622 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 217.544759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.554371] Call Trace: [ 217.556962] dump_stack+0x123/0x171 [ 217.560597] should_fail.cold.4+0x5/0xa [ 217.564575] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 217.570558] ? lock_downgrade+0x860/0x860 [ 217.574998] ? ___might_sleep+0x16b/0x270 [ 217.580099] __should_failslab+0xba/0xf0 [ 217.584156] should_failslab+0x9/0x20 [ 217.587945] kmem_cache_alloc_trace+0x2cb/0x740 [ 217.592713] ? qfq_change_class+0xa93/0x14e0 [ 217.597202] ? qfq_change_class+0xa93/0x14e0 [ 217.602249] ? __local_bh_enable_ip+0x160/0x260 [ 217.607111] qfq_change_class+0xad9/0x14e0 [ 217.611783] ? qfq_delete_class+0x2d0/0x2d0 [ 217.616623] ? nla_parse+0x197/0x280 [ 217.620518] tc_ctl_tclass+0x3e9/0xba0 [ 217.624488] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 217.630108] ? find_held_lock+0x36/0x1d0 [ 217.634369] rtnetlink_rcv_msg+0x34f/0x8f0 [ 217.638598] ? rtnetlink_put_metrics+0x490/0x490 [ 217.643481] ? find_held_lock+0x36/0x1d0 [ 217.647530] netlink_rcv_skb+0x13e/0x3d0 [ 217.651696] ? lock_downgrade+0x860/0x860 [ 217.655844] ? rtnetlink_put_metrics+0x490/0x490 [ 217.660814] ? netlink_ack+0xa70/0xa70 [ 217.664959] ? netlink_deliver_tap+0x182/0xb00 [ 217.669662] rtnetlink_rcv+0x10/0x20 [ 217.673621] netlink_unicast+0x443/0x650 [ 217.678242] ? netlink_attachskb+0x6c0/0x6c0 [ 217.683317] ? _copy_from_iter_full+0x182/0x720 [ 217.689539] ? __check_object_size+0x1ef/0x310 [ 217.695085] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 217.701487] netlink_sendmsg+0x764/0xc60 [ 217.705723] ? netlink_unicast+0x650/0x650 [ 217.710315] ? apparmor_socket_sendmsg+0x1b/0x20 [ 217.716209] ? netlink_unicast+0x650/0x650 [ 217.720517] sock_sendmsg+0xb5/0xf0 [ 217.725121] ___sys_sendmsg+0x647/0x950 [ 217.729210] ? find_held_lock+0x36/0x1d0 [ 217.734037] ? copy_msghdr_from_user+0x430/0x430 [ 217.739438] ? __fget+0x278/0x400 [ 217.743225] ? kasan_check_read+0x11/0x20 [ 217.747647] ? __fget+0x295/0x400 [ 217.751248] ? expand_files.part.8+0x700/0x700 [ 217.756117] ? __f_unlock_pos+0xd/0x10 [ 217.760267] ? __fget_light+0x174/0x1e0 [ 217.764774] ? __fdget+0xe/0x10 [ 217.768260] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 217.773728] __sys_sendmsg+0xd9/0x180 [ 217.777557] ? __ia32_sys_shutdown+0x70/0x70 [ 217.782102] ? __sb_end_write+0xa4/0xd0 [ 217.786211] ? kasan_check_write+0x14/0x20 [ 217.790525] ? fput+0x18/0x120 [ 217.793737] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.799620] __x64_sys_sendmsg+0x73/0xb0 [ 217.804145] do_syscall_64+0xd0/0x4e0 [ 217.808527] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 217.814477] RIP: 0033:0x463d89 [ 217.818048] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 217.837858] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 217.845829] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 217.853277] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 217.860737] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 217.870341] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 217.878020] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 217.886800] FAULT_INJECTION: forcing a failure. [ 217.886800] name failslab, interval 1, probability 0, space 0, times 0 [ 217.909726] FAULT_INJECTION: forcing a failure. [ 217.909726] name failslab, interval 1, probability 0, space 0, times 0 [ 217.923098] CPU: 0 PID: 11624 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 217.931256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.941061] Call Trace: [ 217.943837] dump_stack+0x123/0x171 [ 217.947470] should_fail.cold.4+0x5/0xa [ 217.951528] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 217.956920] __should_failslab+0xba/0xf0 [ 217.961253] should_failslab+0x9/0x20 [ 217.965142] kmem_cache_alloc+0x47/0x720 [ 217.969287] ? lock_acquire+0x173/0x3d0 [ 217.973410] skb_clone+0x115/0x340 [ 217.977211] netlink_deliver_tap+0x7d7/0xb00 [ 217.982051] __netlink_sendskb+0x62/0xc0 [ 217.986218] netlink_unicast+0x4ea/0x650 [ 217.990267] ? netlink_attachskb+0x6c0/0x6c0 [ 217.994749] netlink_ack+0x519/0xa70 [ 217.998483] ? netlink_sendmsg+0xc60/0xc60 [ 218.002697] ? find_held_lock+0x36/0x1d0 [ 218.006836] netlink_rcv_skb+0x2a8/0x3d0 [ 218.010970] ? lock_downgrade+0x860/0x860 [ 218.015464] ? rtnetlink_put_metrics+0x490/0x490 [ 218.020856] ? netlink_ack+0xa70/0xa70 [ 218.024909] ? netlink_deliver_tap+0x182/0xb00 [ 218.029574] rtnetlink_rcv+0x10/0x20 [ 218.033276] netlink_unicast+0x443/0x650 [ 218.037438] ? netlink_attachskb+0x6c0/0x6c0 [ 218.041916] ? _copy_from_iter_full+0x182/0x720 [ 218.046578] ? __check_object_size+0x1ef/0x310 [ 218.051429] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.057611] netlink_sendmsg+0x764/0xc60 [ 218.063692] ? netlink_unicast+0x650/0x650 [ 218.068216] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.073052] ? netlink_unicast+0x650/0x650 [ 218.077536] sock_sendmsg+0xb5/0xf0 [ 218.081244] ___sys_sendmsg+0x647/0x950 [ 218.085235] ? find_held_lock+0x36/0x1d0 [ 218.089374] ? copy_msghdr_from_user+0x430/0x430 [ 218.094120] ? __fget+0x278/0x400 [ 218.097911] ? kasan_check_read+0x11/0x20 [ 218.102042] ? __fget+0x295/0x400 [ 218.105577] ? expand_files.part.8+0x700/0x700 [ 218.110227] ? __f_unlock_pos+0xd/0x10 [ 218.114101] ? __fget_light+0x174/0x1e0 [ 218.118077] ? __fdget+0xe/0x10 [ 218.121426] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.121434] __sys_sendmsg+0xd9/0x180 [ 218.121439] ? __ia32_sys_shutdown+0x70/0x70 [ 218.121446] ? __sb_end_write+0xa4/0xd0 [ 218.121453] ? kasan_check_write+0x14/0x20 [ 218.121458] ? fput+0x18/0x120 [ 218.121469] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.121476] __x64_sys_sendmsg+0x73/0xb0 [ 218.121485] do_syscall_64+0xd0/0x4e0 [ 218.121492] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.121497] RIP: 0033:0x463d89 [ 218.121503] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.121505] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.121511] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.121514] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.121517] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.121519] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 218.121522] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 218.127453] CPU: 0 PID: 11638 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 218.127459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.127465] Call Trace: [ 218.127477] dump_stack+0x123/0x171 [ 218.127489] should_fail.cold.4+0x5/0xa [ 218.127497] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.127505] ? lock_downgrade+0x860/0x860 [ 218.127512] ? ___might_sleep+0x16b/0x270 [ 218.127523] __should_failslab+0xba/0xf0 [ 218.127537] should_failslab+0x9/0x20 [ 218.127542] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.127548] ? qfq_change_class+0xa93/0x14e0 [ 218.127552] ? qfq_change_class+0xa93/0x14e0 [ 218.127562] ? __local_bh_enable_ip+0x160/0x260 [ 218.127569] qfq_change_class+0xad9/0x14e0 [ 218.127578] ? qfq_delete_class+0x2d0/0x2d0 [ 218.127585] ? nla_parse+0x197/0x280 [ 218.127594] tc_ctl_tclass+0x3e9/0xba0 [ 218.127604] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.127610] ? find_held_lock+0x36/0x1d0 [ 218.127634] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.127642] ? rtnetlink_put_metrics+0x490/0x490 [ 218.127649] ? find_held_lock+0x36/0x1d0 [ 218.127662] netlink_rcv_skb+0x13e/0x3d0 [ 218.127667] ? lock_downgrade+0x860/0x860 [ 218.127673] ? rtnetlink_put_metrics+0x490/0x490 [ 218.127678] ? netlink_ack+0xa70/0xa70 [ 218.127687] ? netlink_deliver_tap+0x182/0xb00 [ 218.127697] rtnetlink_rcv+0x10/0x20 [ 218.127701] netlink_unicast+0x443/0x650 [ 218.127708] ? netlink_attachskb+0x6c0/0x6c0 [ 218.127714] ? _copy_from_iter_full+0x182/0x720 [ 218.127722] ? __check_object_size+0x1ef/0x310 [ 218.127727] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.127734] netlink_sendmsg+0x764/0xc60 [ 218.127744] ? netlink_unicast+0x650/0x650 [ 218.127754] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.127760] ? netlink_unicast+0x650/0x650 [ 218.127766] sock_sendmsg+0xb5/0xf0 [ 218.127772] ___sys_sendmsg+0x647/0x950 [ 218.127778] ? find_held_lock+0x36/0x1d0 [ 218.127784] ? copy_msghdr_from_user+0x430/0x430 [ 218.127792] ? __fget+0x278/0x400 [ 218.127800] ? kasan_check_read+0x11/0x20 [ 218.127808] ? __fget+0x295/0x400 [ 218.127818] ? expand_files.part.8+0x700/0x700 [ 218.127825] ? __f_unlock_pos+0xd/0x10 [ 218.127834] ? __fget_light+0x174/0x1e0 [ 218.127840] ? __fdget+0xe/0x10 [ 218.127848] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.127855] __sys_sendmsg+0xd9/0x180 [ 218.127860] ? __ia32_sys_shutdown+0x70/0x70 [ 218.127868] ? __sb_end_write+0xa4/0xd0 [ 218.127874] ? kasan_check_write+0x14/0x20 [ 218.127879] ? fput+0x18/0x120 [ 218.127891] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.127899] __x64_sys_sendmsg+0x73/0xb0 [ 218.127907] do_syscall_64+0xd0/0x4e0 [ 218.127914] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.127919] RIP: 0033:0x463d89 [ 218.127924] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.127927] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.127933] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.127936] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.127938] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.127941] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 218.127944] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 218.128521] FAULT_INJECTION: forcing a failure. [ 218.128521] name failslab, interval 1, probability 0, space 0, times 0 [ 218.128528] CPU: 0 PID: 11640 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 218.128532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.128535] Call Trace: [ 218.128545] dump_stack+0x123/0x171 [ 218.128555] should_fail.cold.4+0x5/0xa [ 218.128563] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.128570] ? lock_downgrade+0x860/0x860 [ 218.128577] ? ___might_sleep+0x16b/0x270 [ 218.128587] __should_failslab+0xba/0xf0 [ 218.128594] should_failslab+0x9/0x20 [ 218.128600] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.128606] ? qfq_change_class+0xa93/0x14e0 [ 218.128610] ? qfq_change_class+0xa93/0x14e0 [ 218.128618] ? __local_bh_enable_ip+0x160/0x260 [ 218.128625] qfq_change_class+0xad9/0x14e0 [ 218.128634] ? qfq_delete_class+0x2d0/0x2d0 [ 218.128641] ? nla_parse+0x197/0x280 [ 218.128650] tc_ctl_tclass+0x3e9/0xba0 [ 218.128659] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.128665] ? find_held_lock+0x36/0x1d0 [ 218.128686] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.128693] ? rtnetlink_put_metrics+0x490/0x490 [ 218.128699] ? find_held_lock+0x36/0x1d0 [ 218.128710] netlink_rcv_skb+0x13e/0x3d0 [ 218.128715] ? lock_downgrade+0x860/0x860 [ 218.128721] ? rtnetlink_put_metrics+0x490/0x490 [ 218.128726] ? netlink_ack+0xa70/0xa70 [ 218.128735] ? netlink_deliver_tap+0x182/0xb00 [ 218.128746] rtnetlink_rcv+0x10/0x20 [ 218.128750] netlink_unicast+0x443/0x650 [ 218.128759] ? netlink_attachskb+0x6c0/0x6c0 [ 218.128765] ? _copy_from_iter_full+0x182/0x720 [ 218.128773] ? __check_object_size+0x1ef/0x310 [ 218.128778] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.128786] netlink_sendmsg+0x764/0xc60 [ 218.128795] ? netlink_unicast+0x650/0x650 [ 218.128806] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.128813] ? netlink_unicast+0x650/0x650 [ 218.128819] sock_sendmsg+0xb5/0xf0 [ 218.128826] ___sys_sendmsg+0x647/0x950 [ 218.128831] ? find_held_lock+0x36/0x1d0 [ 218.128838] ? copy_msghdr_from_user+0x430/0x430 [ 218.128847] ? __fget+0x278/0x400 [ 218.128856] ? kasan_check_read+0x11/0x20 [ 218.128864] ? __fget+0x295/0x400 [ 218.128873] ? expand_files.part.8+0x700/0x700 [ 218.128879] ? __f_unlock_pos+0xd/0x10 [ 218.128888] ? __fget_light+0x174/0x1e0 [ 218.128894] ? __fdget+0xe/0x10 [ 218.128901] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.128908] __sys_sendmsg+0xd9/0x180 [ 218.128913] ? __ia32_sys_shutdown+0x70/0x70 [ 218.128921] ? __sb_end_write+0xa4/0xd0 [ 218.128928] ? kasan_check_write+0x14/0x20 [ 218.128932] ? fput+0x18/0x120 [ 218.128945] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.128954] __x64_sys_sendmsg+0x73/0xb0 [ 218.128962] do_syscall_64+0xd0/0x4e0 [ 218.128969] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.128974] RIP: 0033:0x463d89 [ 218.128979] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.128983] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.128988] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.128991] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.128994] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.128998] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 218.129001] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 218.130446] nla_parse: 6 callbacks suppressed [ 218.130451] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 218.136034] FAULT_INJECTION: forcing a failure. [ 218.136034] name failslab, interval 1, probability 0, space 0, times 0 [ 218.136043] CPU: 0 PID: 11648 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 218.136047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.136050] Call Trace: [ 218.136060] dump_stack+0x123/0x171 [ 218.136071] should_fail.cold.4+0x5/0xa [ 218.136080] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.136093] __should_failslab+0xba/0xf0 [ 218.136100] should_failslab+0x9/0x20 [ 218.136106] kmem_cache_alloc+0x47/0x720 [ 218.136116] ? lock_acquire+0x173/0x3d0 [ 218.136126] skb_clone+0x115/0x340 [ 218.136135] netlink_deliver_tap+0x7d7/0xb00 [ 218.136147] __netlink_sendskb+0x62/0xc0 [ 218.136153] netlink_unicast+0x4ea/0x650 [ 218.136162] ? netlink_attachskb+0x6c0/0x6c0 [ 218.136174] netlink_ack+0x519/0xa70 [ 218.136182] ? netlink_sendmsg+0xc60/0xc60 [ 218.136186] ? find_held_lock+0x36/0x1d0 [ 218.136198] netlink_rcv_skb+0x2a8/0x3d0 [ 218.136202] ? lock_downgrade+0x860/0x860 [ 218.136210] ? rtnetlink_put_metrics+0x490/0x490 [ 218.136216] ? netlink_ack+0xa70/0xa70 [ 218.136224] ? netlink_deliver_tap+0x182/0xb00 [ 218.136234] rtnetlink_rcv+0x10/0x20 [ 218.136239] netlink_unicast+0x443/0x650 [ 218.136248] ? netlink_attachskb+0x6c0/0x6c0 [ 218.136253] ? _copy_from_iter_full+0x182/0x720 [ 218.136261] ? __check_object_size+0x1ef/0x310 [ 218.136266] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.136274] netlink_sendmsg+0x764/0xc60 [ 218.136284] ? netlink_unicast+0x650/0x650 [ 218.136294] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.136301] ? netlink_unicast+0x650/0x650 [ 218.136307] sock_sendmsg+0xb5/0xf0 [ 218.136313] ___sys_sendmsg+0x647/0x950 [ 218.136319] ? find_held_lock+0x36/0x1d0 [ 218.136326] ? copy_msghdr_from_user+0x430/0x430 [ 218.136334] ? __fget+0x278/0x400 [ 218.136343] ? kasan_check_read+0x11/0x20 [ 218.136351] ? __fget+0x295/0x400 [ 218.136360] ? expand_files.part.8+0x700/0x700 [ 218.136367] ? __f_unlock_pos+0xd/0x10 [ 218.136376] ? __fget_light+0x174/0x1e0 [ 218.136382] ? __fdget+0xe/0x10 [ 218.136389] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.136397] __sys_sendmsg+0xd9/0x180 [ 218.136403] ? __ia32_sys_shutdown+0x70/0x70 [ 218.136411] ? __sb_end_write+0xa4/0xd0 [ 218.136418] ? kasan_check_write+0x14/0x20 [ 218.136423] ? fput+0x18/0x120 [ 218.136435] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.136444] __x64_sys_sendmsg+0x73/0xb0 [ 218.136452] do_syscall_64+0xd0/0x4e0 [ 218.136459] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.136464] RIP: 0033:0x463d89 [ 218.136470] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.136473] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.136479] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.136482] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.136486] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.136489] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 218.136492] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 218.137959] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 218.165816] FAULT_INJECTION: forcing a failure. [ 218.165816] name failslab, interval 1, probability 0, space 0, times 0 [ 218.165827] CPU: 1 PID: 11662 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 218.165830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.165833] Call Trace: [ 218.165845] dump_stack+0x123/0x171 [ 218.165856] should_fail.cold.4+0x5/0xa [ 218.165865] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.165873] ? lock_downgrade+0x860/0x860 [ 218.165880] ? ___might_sleep+0x16b/0x270 [ 218.165892] __should_failslab+0xba/0xf0 [ 218.165900] should_failslab+0x9/0x20 [ 218.165906] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.165911] ? qfq_change_class+0xa93/0x14e0 [ 218.165916] ? qfq_change_class+0xa93/0x14e0 [ 218.165925] ? __local_bh_enable_ip+0x160/0x260 [ 218.165932] qfq_change_class+0xad9/0x14e0 [ 218.165940] ? qfq_delete_class+0x2d0/0x2d0 [ 218.165947] ? nla_parse+0x197/0x280 [ 218.165957] tc_ctl_tclass+0x3e9/0xba0 [ 218.165967] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.165973] ? find_held_lock+0x36/0x1d0 [ 218.165996] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.166004] ? rtnetlink_put_metrics+0x490/0x490 [ 218.166011] ? find_held_lock+0x36/0x1d0 [ 218.166023] netlink_rcv_skb+0x13e/0x3d0 [ 218.166027] ? lock_downgrade+0x860/0x860 [ 218.166033] ? rtnetlink_put_metrics+0x490/0x490 [ 218.166039] ? netlink_ack+0xa70/0xa70 [ 218.166047] ? netlink_deliver_tap+0x182/0xb00 [ 218.166059] rtnetlink_rcv+0x10/0x20 [ 218.166063] netlink_unicast+0x443/0x650 [ 218.166072] ? netlink_attachskb+0x6c0/0x6c0 [ 218.166078] ? _copy_from_iter_full+0x182/0x720 [ 218.166087] ? __check_object_size+0x1ef/0x310 [ 218.166093] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.166101] netlink_sendmsg+0x764/0xc60 [ 218.166110] ? netlink_unicast+0x650/0x650 [ 218.166130] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.166136] ? netlink_unicast+0x650/0x650 [ 218.166142] sock_sendmsg+0xb5/0xf0 [ 218.166149] ___sys_sendmsg+0x647/0x950 [ 218.166154] ? find_held_lock+0x36/0x1d0 [ 218.166161] ? copy_msghdr_from_user+0x430/0x430 [ 218.166169] ? __fget+0x278/0x400 [ 218.166178] ? kasan_check_read+0x11/0x20 [ 218.166186] ? __fget+0x295/0x400 [ 218.166195] ? expand_files.part.8+0x700/0x700 [ 218.166201] ? __f_unlock_pos+0xd/0x10 [ 218.166210] ? __fget_light+0x174/0x1e0 [ 218.166216] ? __fdget+0xe/0x10 [ 218.166223] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.166230] __sys_sendmsg+0xd9/0x180 [ 218.166236] ? __ia32_sys_shutdown+0x70/0x70 [ 218.166243] ? __sb_end_write+0xa4/0xd0 [ 218.166250] ? kasan_check_write+0x14/0x20 [ 218.166254] ? fput+0x18/0x120 [ 218.166267] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.166276] __x64_sys_sendmsg+0x73/0xb0 [ 218.166284] do_syscall_64+0xd0/0x4e0 [ 218.166291] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.166296] RIP: 0033:0x463d89 [ 218.166308] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.166311] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.166318] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.166321] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.166325] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.166328] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 218.166331] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 218.166490] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 218.178564] FAULT_INJECTION: forcing a failure. [ 218.178564] name failslab, interval 1, probability 0, space 0, times 0 [ 218.178574] CPU: 1 PID: 11676 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 218.178577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.178580] Call Trace: [ 218.178593] dump_stack+0x123/0x171 [ 218.178604] should_fail.cold.4+0x5/0xa [ 218.178614] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.178621] ? lock_downgrade+0x860/0x860 [ 218.178629] ? ___might_sleep+0x16b/0x270 [ 218.178640] __should_failslab+0xba/0xf0 [ 218.178647] should_failslab+0x9/0x20 [ 218.178652] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.178658] ? qfq_change_class+0xa93/0x14e0 [ 218.178663] ? qfq_change_class+0xa93/0x14e0 [ 218.178671] ? __local_bh_enable_ip+0x160/0x260 [ 218.178679] qfq_change_class+0xad9/0x14e0 [ 218.178687] ? qfq_delete_class+0x2d0/0x2d0 [ 218.178694] ? nla_parse+0x197/0x280 [ 218.178703] tc_ctl_tclass+0x3e9/0xba0 [ 218.178713] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.178719] ? find_held_lock+0x36/0x1d0 [ 218.178741] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.178750] ? rtnetlink_put_metrics+0x490/0x490 [ 218.178756] ? find_held_lock+0x36/0x1d0 [ 218.178768] netlink_rcv_skb+0x13e/0x3d0 [ 218.178772] ? lock_downgrade+0x860/0x860 [ 218.178778] ? rtnetlink_put_metrics+0x490/0x490 [ 218.178784] ? netlink_ack+0xa70/0xa70 [ 218.178792] ? netlink_deliver_tap+0x182/0xb00 [ 218.178801] rtnetlink_rcv+0x10/0x20 [ 218.178805] netlink_unicast+0x443/0x650 [ 218.178813] ? netlink_attachskb+0x6c0/0x6c0 [ 218.178819] ? _copy_from_iter_full+0x182/0x720 [ 218.178827] ? __check_object_size+0x1ef/0x310 [ 218.178833] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.178839] netlink_sendmsg+0x764/0xc60 [ 218.178848] ? netlink_unicast+0x650/0x650 [ 218.178859] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.178865] ? netlink_unicast+0x650/0x650 [ 218.178871] sock_sendmsg+0xb5/0xf0 [ 218.178878] ___sys_sendmsg+0x647/0x950 [ 218.178883] ? find_held_lock+0x36/0x1d0 [ 218.178889] ? copy_msghdr_from_user+0x430/0x430 [ 218.178897] ? __fget+0x278/0x400 [ 218.178905] ? kasan_check_read+0x11/0x20 [ 218.178913] ? __fget+0x295/0x400 [ 218.178922] ? expand_files.part.8+0x700/0x700 [ 218.178928] ? __f_unlock_pos+0xd/0x10 [ 218.178936] ? __fget_light+0x174/0x1e0 [ 218.178942] ? __fdget+0xe/0x10 [ 218.178949] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.178956] __sys_sendmsg+0xd9/0x180 [ 218.178961] ? __ia32_sys_shutdown+0x70/0x70 [ 218.178969] ? __sb_end_write+0xa4/0xd0 [ 218.178975] ? kasan_check_write+0x14/0x20 [ 218.178980] ? fput+0x18/0x120 [ 218.178991] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.179000] __x64_sys_sendmsg+0x73/0xb0 [ 218.179008] do_syscall_64+0xd0/0x4e0 [ 218.179015] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.179021] RIP: 0033:0x463d89 [ 218.179026] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.179029] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.179035] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.179038] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.179041] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.179044] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 218.179047] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 218.179110] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 218.184310] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 218.189245] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 218.201934] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 218.211328] FAULT_INJECTION: forcing a failure. [ 218.211328] name failslab, interval 1, probability 0, space 0, times 0 [ 218.211338] CPU: 0 PID: 11678 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 218.211342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.211344] Call Trace: [ 218.211356] dump_stack+0x123/0x171 [ 218.211366] should_fail.cold.4+0x5/0xa [ 218.211376] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.211383] ? lock_downgrade+0x860/0x860 [ 218.211390] ? ___might_sleep+0x16b/0x270 [ 218.211401] __should_failslab+0xba/0xf0 [ 218.211409] should_failslab+0x9/0x20 [ 218.211414] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.211420] ? qfq_change_class+0xa93/0x14e0 [ 218.211425] ? qfq_change_class+0xa93/0x14e0 [ 218.211434] ? __local_bh_enable_ip+0x160/0x260 [ 218.211441] qfq_change_class+0xad9/0x14e0 [ 218.211450] ? qfq_delete_class+0x2d0/0x2d0 [ 218.211457] ? nla_parse+0x197/0x280 [ 218.211467] tc_ctl_tclass+0x3e9/0xba0 [ 218.211476] ? __ext4_read_dirblock+0x204/0x920 [ 218.211482] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.211488] ? find_held_lock+0x36/0x1d0 [ 218.211511] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.211519] ? rtnetlink_put_metrics+0x490/0x490 [ 218.211526] ? find_held_lock+0x36/0x1d0 [ 218.211539] netlink_rcv_skb+0x13e/0x3d0 [ 218.211543] ? lock_downgrade+0x860/0x860 [ 218.211550] ? rtnetlink_put_metrics+0x490/0x490 [ 218.211555] ? netlink_ack+0xa70/0xa70 [ 218.211564] ? netlink_deliver_tap+0x182/0xb00 [ 218.211575] rtnetlink_rcv+0x10/0x20 [ 218.211580] netlink_unicast+0x443/0x650 [ 218.211588] ? netlink_attachskb+0x6c0/0x6c0 [ 218.211594] ? _copy_from_iter_full+0x182/0x720 [ 218.211601] ? __check_object_size+0x1ef/0x310 [ 218.211606] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.211613] netlink_sendmsg+0x764/0xc60 [ 218.211622] ? netlink_unicast+0x650/0x650 [ 218.211632] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.211638] ? netlink_unicast+0x650/0x650 [ 218.211645] sock_sendmsg+0xb5/0xf0 [ 218.211651] ___sys_sendmsg+0x647/0x950 [ 218.211657] ? find_held_lock+0x36/0x1d0 [ 218.211663] ? copy_msghdr_from_user+0x430/0x430 [ 218.211671] ? __fget+0x278/0x400 [ 218.211679] ? kasan_check_read+0x11/0x20 [ 218.211687] ? __fget+0x295/0x400 [ 218.211696] ? expand_files.part.8+0x700/0x700 [ 218.211703] ? __f_unlock_pos+0xd/0x10 [ 218.211711] ? __fget_light+0x174/0x1e0 [ 218.211717] ? __fdget+0xe/0x10 [ 218.211724] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.211731] __sys_sendmsg+0xd9/0x180 [ 218.211735] ? __ia32_sys_shutdown+0x70/0x70 [ 218.211743] ? __sb_end_write+0xa4/0xd0 [ 218.211750] ? kasan_check_write+0x14/0x20 [ 218.211754] ? fput+0x18/0x120 [ 218.211765] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.211773] __x64_sys_sendmsg+0x73/0xb0 [ 218.211782] do_syscall_64+0xd0/0x4e0 [ 218.211789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.211794] RIP: 0033:0x463d89 [ 218.211807] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.211810] RSP: 002b:00007fdfa74f8198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.211815] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.211818] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.211821] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.211824] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.211827] R13: 00007fdfa74f86bc R14: 0000000000000009 R15: 0000000000000001 [ 218.214744] FAULT_INJECTION: forcing a failure. [ 218.214744] name failslab, interval 1, probability 0, space 0, times 0 [ 218.214753] CPU: 0 PID: 11680 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 218.214756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.214760] Call Trace: [ 218.214770] dump_stack+0x123/0x171 [ 218.214781] should_fail.cold.4+0x5/0xa [ 218.214790] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.214797] ? lock_downgrade+0x860/0x860 [ 218.214815] ? ___might_sleep+0x16b/0x270 [ 218.214826] __should_failslab+0xba/0xf0 [ 218.214834] should_failslab+0x9/0x20 [ 218.214839] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.214845] ? qfq_change_class+0xa93/0x14e0 [ 218.214849] ? qfq_change_class+0xa93/0x14e0 [ 218.214858] ? __local_bh_enable_ip+0x160/0x260 [ 218.214866] qfq_change_class+0xad9/0x14e0 [ 218.214876] ? qfq_delete_class+0x2d0/0x2d0 [ 218.214883] ? nla_parse+0x197/0x280 [ 218.214893] tc_ctl_tclass+0x3e9/0xba0 [ 218.214903] ? ext4_orphan_add+0x644/0xc80 [ 218.214909] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.214916] ? find_held_lock+0x36/0x1d0 [ 218.214940] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.214949] ? rtnetlink_put_metrics+0x490/0x490 [ 218.214955] ? find_held_lock+0x36/0x1d0 [ 218.214968] netlink_rcv_skb+0x13e/0x3d0 [ 218.214972] ? lock_downgrade+0x860/0x860 [ 218.214979] ? rtnetlink_put_metrics+0x490/0x490 [ 218.214985] ? netlink_ack+0xa70/0xa70 [ 218.214994] ? netlink_deliver_tap+0x182/0xb00 [ 218.215005] rtnetlink_rcv+0x10/0x20 [ 218.215010] netlink_unicast+0x443/0x650 [ 218.215019] ? netlink_attachskb+0x6c0/0x6c0 [ 218.215025] ? _copy_from_iter_full+0x182/0x720 [ 218.215034] ? __check_object_size+0x1ef/0x310 [ 218.215039] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.215046] netlink_sendmsg+0x764/0xc60 [ 218.215056] ? netlink_unicast+0x650/0x650 [ 218.215067] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.215074] ? netlink_unicast+0x650/0x650 [ 218.215079] sock_sendmsg+0xb5/0xf0 [ 218.215086] ___sys_sendmsg+0x647/0x950 [ 218.215092] ? find_held_lock+0x36/0x1d0 [ 218.215099] ? copy_msghdr_from_user+0x430/0x430 [ 218.215107] ? __fget+0x278/0x400 [ 218.215117] ? kasan_check_read+0x11/0x20 [ 218.215125] ? __fget+0x295/0x400 [ 218.215135] ? expand_files.part.8+0x700/0x700 [ 218.215142] ? __f_unlock_pos+0xd/0x10 [ 218.215151] ? __fget_light+0x174/0x1e0 [ 218.215157] ? __fdget+0xe/0x10 [ 218.215164] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.215171] __sys_sendmsg+0xd9/0x180 [ 218.215177] ? __ia32_sys_shutdown+0x70/0x70 [ 218.215185] ? __sb_end_write+0xa4/0xd0 [ 218.215193] ? kasan_check_write+0x14/0x20 [ 218.215198] ? fput+0x18/0x120 [ 218.215210] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.215220] __x64_sys_sendmsg+0x73/0xb0 [ 218.215229] do_syscall_64+0xd0/0x4e0 [ 218.215237] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.215242] RIP: 0033:0x463d89 [ 218.215248] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.215251] RSP: 002b:00007ffa3d3e7198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.215257] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.215260] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.215264] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.215267] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.215270] R13: 00007ffa3d3e76bc R14: 0000000000000009 R15: 0000000000000001 [ 218.219103] FAULT_INJECTION: forcing a failure. [ 218.219103] name failslab, interval 1, probability 0, space 0, times 0 [ 218.219112] CPU: 0 PID: 11690 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 218.219115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.219118] Call Trace: [ 218.219129] dump_stack+0x123/0x171 [ 218.219139] should_fail.cold.4+0x5/0xa [ 218.219147] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.219154] ? lock_downgrade+0x860/0x860 [ 218.219161] ? ___might_sleep+0x16b/0x270 [ 218.219171] __should_failslab+0xba/0xf0 [ 218.219179] should_failslab+0x9/0x20 [ 218.219184] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.219189] ? qfq_change_class+0xa93/0x14e0 [ 218.219194] ? qfq_change_class+0xa93/0x14e0 [ 218.219202] ? __local_bh_enable_ip+0x160/0x260 [ 218.219210] qfq_change_class+0xad9/0x14e0 [ 218.219218] ? qfq_delete_class+0x2d0/0x2d0 [ 218.219224] ? nla_parse+0x197/0x280 [ 218.219233] tc_ctl_tclass+0x3e9/0xba0 [ 218.219243] ? ext4_flex_group_add+0x2f94/0x5980 [ 218.219248] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.219254] ? find_held_lock+0x36/0x1d0 [ 218.219275] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.219283] ? rtnetlink_put_metrics+0x490/0x490 [ 218.219290] ? find_held_lock+0x36/0x1d0 [ 218.219300] netlink_rcv_skb+0x13e/0x3d0 [ 218.219303] ? lock_downgrade+0x860/0x860 [ 218.219309] ? rtnetlink_put_metrics+0x490/0x490 [ 218.219314] ? netlink_ack+0xa70/0xa70 [ 218.219323] ? netlink_deliver_tap+0x182/0xb00 [ 218.219332] rtnetlink_rcv+0x10/0x20 [ 218.219336] netlink_unicast+0x443/0x650 [ 218.219344] ? netlink_attachskb+0x6c0/0x6c0 [ 218.219349] ? _copy_from_iter_full+0x182/0x720 [ 218.219357] ? __check_object_size+0x1ef/0x310 [ 218.219363] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.219370] netlink_sendmsg+0x764/0xc60 [ 218.219378] ? netlink_unicast+0x650/0x650 [ 218.219388] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.219394] ? netlink_unicast+0x650/0x650 [ 218.219400] sock_sendmsg+0xb5/0xf0 [ 218.219406] ___sys_sendmsg+0x647/0x950 [ 218.219411] ? find_held_lock+0x36/0x1d0 [ 218.219417] ? copy_msghdr_from_user+0x430/0x430 [ 218.219424] ? __fget+0x278/0x400 [ 218.219433] ? kasan_check_read+0x11/0x20 [ 218.219440] ? __fget+0x295/0x400 [ 218.219449] ? expand_files.part.8+0x700/0x700 [ 218.219456] ? __f_unlock_pos+0xd/0x10 [ 218.219464] ? __fget_light+0x174/0x1e0 [ 218.219470] ? __fdget+0xe/0x10 [ 218.219477] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.219484] __sys_sendmsg+0xd9/0x180 [ 218.219489] ? __ia32_sys_shutdown+0x70/0x70 [ 218.219497] ? __sb_end_write+0xa4/0xd0 [ 218.219503] ? kasan_check_write+0x14/0x20 [ 218.219508] ? fput+0x18/0x120 [ 218.219520] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.219528] __x64_sys_sendmsg+0x73/0xb0 [ 218.219542] do_syscall_64+0xd0/0x4e0 [ 218.219550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.219555] RIP: 0033:0x463d89 [ 218.219559] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.219562] RSP: 002b:00007fb1e6668198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.219568] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.219571] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.219574] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.219576] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.219578] R13: 00007fb1e66686bc R14: 0000000000000009 R15: 0000000000000001 [ 218.222167] FAULT_INJECTION: forcing a failure. [ 218.222167] name failslab, interval 1, probability 0, space 0, times 0 [ 218.222176] CPU: 1 PID: 11689 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 218.222179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.222182] Call Trace: [ 218.222192] dump_stack+0x123/0x171 [ 218.222200] should_fail.cold.4+0x5/0xa [ 218.222208] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.222215] ? lock_downgrade+0x860/0x860 [ 218.222222] ? ___might_sleep+0x16b/0x270 [ 218.222232] __should_failslab+0xba/0xf0 [ 218.222239] should_failslab+0x9/0x20 [ 218.222244] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.222249] ? qfq_change_class+0xa93/0x14e0 [ 218.222253] ? qfq_change_class+0xa93/0x14e0 [ 218.222261] ? __local_bh_enable_ip+0x160/0x260 [ 218.222268] qfq_change_class+0xad9/0x14e0 [ 218.222277] ? qfq_delete_class+0x2d0/0x2d0 [ 218.222283] ? nla_parse+0x197/0x280 [ 218.222292] tc_ctl_tclass+0x3e9/0xba0 [ 218.222303] ? perf_trace_ext4_request_blocks+0x3c4/0x9b0 [ 218.222308] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.222314] ? find_held_lock+0x36/0x1d0 [ 218.222336] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.222344] ? rtnetlink_put_metrics+0x490/0x490 [ 218.222351] ? find_held_lock+0x36/0x1d0 [ 218.222362] netlink_rcv_skb+0x13e/0x3d0 [ 218.222367] ? lock_downgrade+0x860/0x860 [ 218.222373] ? rtnetlink_put_metrics+0x490/0x490 [ 218.222379] ? netlink_ack+0xa70/0xa70 [ 218.222387] ? netlink_deliver_tap+0x182/0xb00 [ 218.222395] rtnetlink_rcv+0x10/0x20 [ 218.222399] netlink_unicast+0x443/0x650 [ 218.222407] ? netlink_attachskb+0x6c0/0x6c0 [ 218.222411] ? _copy_from_iter_full+0x182/0x720 [ 218.222419] ? __check_object_size+0x1ef/0x310 [ 218.222423] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.222429] netlink_sendmsg+0x764/0xc60 [ 218.222437] ? netlink_unicast+0x650/0x650 [ 218.222446] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.222451] ? netlink_unicast+0x650/0x650 [ 218.222456] sock_sendmsg+0xb5/0xf0 [ 218.222463] ___sys_sendmsg+0x647/0x950 [ 218.222469] ? find_held_lock+0x36/0x1d0 [ 218.222476] ? copy_msghdr_from_user+0x430/0x430 [ 218.222483] ? __fget+0x278/0x400 [ 218.222492] ? kasan_check_read+0x11/0x20 [ 218.222500] ? __fget+0x295/0x400 [ 218.222509] ? expand_files.part.8+0x700/0x700 [ 218.222516] ? __f_unlock_pos+0xd/0x10 [ 218.222523] ? __fget_light+0x174/0x1e0 [ 218.222529] ? __fdget+0xe/0x10 [ 218.222535] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.222543] __sys_sendmsg+0xd9/0x180 [ 218.222548] ? __ia32_sys_shutdown+0x70/0x70 [ 218.222554] ? __sb_end_write+0xa4/0xd0 [ 218.222559] ? kasan_check_write+0x14/0x20 [ 218.222564] ? fput+0x18/0x120 [ 218.222574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.222581] __x64_sys_sendmsg+0x73/0xb0 [ 218.222589] do_syscall_64+0xd0/0x4e0 [ 218.222595] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.222600] RIP: 0033:0x463d89 [ 218.222605] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.222608] RSP: 002b:00007fadde24b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.222613] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.222616] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.222619] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.222622] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.222624] R13: 00007fadde24b6bc R14: 0000000000000009 R15: 0000000000000001 [ 218.238806] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 218.258323] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 218.278321] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 218.302649] FAULT_INJECTION: forcing a failure. [ 218.302649] name failslab, interval 1, probability 0, space 0, times 0 [ 218.302659] CPU: 0 PID: 11722 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 218.302663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.302667] Call Trace: [ 218.302678] dump_stack+0x123/0x171 [ 218.302689] should_fail.cold.4+0x5/0xa [ 218.302699] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.302706] ? lock_downgrade+0x860/0x860 [ 218.302713] ? ___might_sleep+0x16b/0x270 [ 218.302724] __should_failslab+0xba/0xf0 [ 218.302733] should_failslab+0x9/0x20 [ 218.302738] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.302744] ? qfq_change_class+0xa93/0x14e0 [ 218.302749] ? qfq_change_class+0xa93/0x14e0 [ 218.302757] ? __local_bh_enable_ip+0x160/0x260 [ 218.302765] qfq_change_class+0xad9/0x14e0 [ 218.302774] ? qfq_delete_class+0x2d0/0x2d0 [ 218.302782] ? nla_parse+0x197/0x280 [ 218.302791] tc_ctl_tclass+0x3e9/0xba0 [ 218.302802] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.302808] ? find_held_lock+0x36/0x1d0 [ 218.302832] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.302840] ? rtnetlink_put_metrics+0x490/0x490 [ 218.302847] ? find_held_lock+0x36/0x1d0 [ 218.302859] netlink_rcv_skb+0x13e/0x3d0 [ 218.302864] ? lock_downgrade+0x860/0x860 [ 218.302869] ? rtnetlink_put_metrics+0x490/0x490 [ 218.302874] ? netlink_ack+0xa70/0xa70 [ 218.302884] ? netlink_deliver_tap+0x182/0xb00 [ 218.302895] rtnetlink_rcv+0x10/0x20 [ 218.302899] netlink_unicast+0x443/0x650 [ 218.302908] ? netlink_attachskb+0x6c0/0x6c0 [ 218.302914] ? _copy_from_iter_full+0x182/0x720 [ 218.302923] ? __check_object_size+0x1ef/0x310 [ 218.302929] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.302937] netlink_sendmsg+0x764/0xc60 [ 218.302947] ? netlink_unicast+0x650/0x650 [ 218.302958] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.302964] ? netlink_unicast+0x650/0x650 [ 218.302971] sock_sendmsg+0xb5/0xf0 [ 218.302978] ___sys_sendmsg+0x647/0x950 [ 218.302983] ? find_held_lock+0x36/0x1d0 [ 218.302991] ? copy_msghdr_from_user+0x430/0x430 [ 218.302999] ? __fget+0x278/0x400 [ 218.303008] ? kasan_check_read+0x11/0x20 [ 218.303016] ? __fget+0x295/0x400 [ 218.303026] ? expand_files.part.8+0x700/0x700 [ 218.303033] ? __f_unlock_pos+0xd/0x10 [ 218.303061] ? __fget_light+0x174/0x1e0 [ 218.303068] ? __fdget+0xe/0x10 [ 218.303075] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.303083] __sys_sendmsg+0xd9/0x180 [ 218.303088] ? __ia32_sys_shutdown+0x70/0x70 [ 218.303097] ? __sb_end_write+0xa4/0xd0 [ 218.303103] ? kasan_check_write+0x14/0x20 [ 218.303108] ? fput+0x18/0x120 [ 218.303121] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.303131] __x64_sys_sendmsg+0x73/0xb0 [ 218.303139] do_syscall_64+0xd0/0x4e0 [ 218.303147] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.303153] RIP: 0033:0x463d89 [ 218.303159] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.303162] RSP: 002b:00007f5b884fb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.303168] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.303172] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.303175] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.303178] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.303182] R13: 00007f5b884fb6bc R14: 0000000000000009 R15: 0000000000000001 [ 218.304485] FAULT_INJECTION: forcing a failure. [ 218.304485] name failslab, interval 1, probability 0, space 0, times 0 [ 218.304493] CPU: 0 PID: 11718 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 218.304496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.304499] Call Trace: [ 218.304507] dump_stack+0x123/0x171 [ 218.304517] should_fail.cold.4+0x5/0xa [ 218.304524] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.304530] ? lock_downgrade+0x860/0x860 [ 218.304537] ? ___might_sleep+0x16b/0x270 [ 218.304547] __should_failslab+0xba/0xf0 [ 218.304554] should_failslab+0x9/0x20 [ 218.304559] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.304564] ? qfq_change_class+0xa93/0x14e0 [ 218.304568] ? qfq_change_class+0xa93/0x14e0 [ 218.304576] ? __local_bh_enable_ip+0x160/0x260 [ 218.304583] qfq_change_class+0xad9/0x14e0 [ 218.304592] ? qfq_delete_class+0x2d0/0x2d0 [ 218.304598] ? nla_parse+0x197/0x280 [ 218.304607] tc_ctl_tclass+0x3e9/0xba0 [ 218.304618] ? trace_raw_output_ext4_es_find_delayed_extent_range_enter+0x114/0x140 [ 218.304624] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.304629] ? find_held_lock+0x36/0x1d0 [ 218.304649] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.304658] ? rtnetlink_put_metrics+0x490/0x490 [ 218.304663] ? netlink_rcv_skb+0x1fb/0x3d0 [ 218.304668] ? check_memory_region+0x1d/0x1b0 [ 218.304677] netlink_rcv_skb+0x13e/0x3d0 [ 218.304681] ? lock_downgrade+0x860/0x860 [ 218.304687] ? rtnetlink_put_metrics+0x490/0x490 [ 218.304693] ? netlink_ack+0xa70/0xa70 [ 218.304701] ? netlink_deliver_tap+0x182/0xb00 [ 218.304712] rtnetlink_rcv+0x10/0x20 [ 218.304717] netlink_unicast+0x443/0x650 [ 218.304724] ? netlink_attachskb+0x6c0/0x6c0 [ 218.304730] ? _copy_from_iter_full+0x182/0x720 [ 218.304738] ? __check_object_size+0x1ef/0x310 [ 218.304742] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.304749] netlink_sendmsg+0x764/0xc60 [ 218.304759] ? netlink_unicast+0x650/0x650 [ 218.304770] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.304776] ? netlink_unicast+0x650/0x650 [ 218.304782] sock_sendmsg+0xb5/0xf0 [ 218.304789] ___sys_sendmsg+0x647/0x950 [ 218.304795] ? find_held_lock+0x36/0x1d0 [ 218.304802] ? copy_msghdr_from_user+0x430/0x430 [ 218.304815] ? __fget+0x278/0x400 [ 218.304823] ? kasan_check_read+0x11/0x20 [ 218.304829] ? __fget+0x295/0x400 [ 218.304838] ? expand_files.part.8+0x700/0x700 [ 218.304845] ? __f_unlock_pos+0xd/0x10 [ 218.304853] ? __fget_light+0x174/0x1e0 [ 218.304859] ? __fdget+0xe/0x10 [ 218.304865] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.304872] __sys_sendmsg+0xd9/0x180 [ 218.304878] ? __ia32_sys_shutdown+0x70/0x70 [ 218.304886] ? __sb_end_write+0xa4/0xd0 [ 218.304892] ? kasan_check_write+0x14/0x20 [ 218.304897] ? fput+0x18/0x120 [ 218.304909] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.304918] __x64_sys_sendmsg+0x73/0xb0 [ 218.304926] do_syscall_64+0xd0/0x4e0 [ 218.304933] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.304938] RIP: 0033:0x463d89 [ 218.304943] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.304946] RSP: 002b:00007f41219b5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.304951] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.304954] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.304956] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.304959] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.304961] R13: 00007f41219b56bc R14: 0000000000000009 R15: 0000000000000001 [ 218.314359] FAULT_INJECTION: forcing a failure. [ 218.314359] name failslab, interval 1, probability 0, space 0, times 0 [ 218.314426] CPU: 0 PID: 11731 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 218.314430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.314433] Call Trace: [ 218.314444] dump_stack+0x123/0x171 [ 218.314454] should_fail.cold.4+0x5/0xa [ 218.314463] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.314471] ? lock_downgrade+0x860/0x860 [ 218.314478] ? ___might_sleep+0x16b/0x270 [ 218.314489] __should_failslab+0xba/0xf0 [ 218.314496] should_failslab+0x9/0x20 [ 218.314501] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.314506] ? qfq_change_class+0xa93/0x14e0 [ 218.314511] ? qfq_change_class+0xa93/0x14e0 [ 218.314519] ? __local_bh_enable_ip+0x160/0x260 [ 218.314527] qfq_change_class+0xad9/0x14e0 [ 218.314538] ? qfq_delete_class+0x2d0/0x2d0 [ 218.314545] ? nla_parse+0x197/0x280 [ 218.314554] tc_ctl_tclass+0x3e9/0xba0 [ 218.314565] ? trace_event_raw_event_ext4_request_inode+0xc4/0x2d0 [ 218.314571] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.314577] ? find_held_lock+0x36/0x1d0 [ 218.314599] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.314608] ? rtnetlink_put_metrics+0x490/0x490 [ 218.314614] ? find_held_lock+0x36/0x1d0 [ 218.314627] netlink_rcv_skb+0x13e/0x3d0 [ 218.314631] ? lock_downgrade+0x860/0x860 [ 218.314638] ? rtnetlink_put_metrics+0x490/0x490 [ 218.314643] ? netlink_ack+0xa70/0xa70 [ 218.314652] ? netlink_deliver_tap+0x182/0xb00 [ 218.314663] rtnetlink_rcv+0x10/0x20 [ 218.314667] netlink_unicast+0x443/0x650 [ 218.314676] ? netlink_attachskb+0x6c0/0x6c0 [ 218.314681] ? _copy_from_iter_full+0x182/0x720 [ 218.314690] ? __check_object_size+0x1ef/0x310 [ 218.314695] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.314702] netlink_sendmsg+0x764/0xc60 [ 218.314712] ? netlink_unicast+0x650/0x650 [ 218.314723] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.314729] ? netlink_unicast+0x650/0x650 [ 218.314735] sock_sendmsg+0xb5/0xf0 [ 218.314742] ___sys_sendmsg+0x647/0x950 [ 218.314747] ? find_held_lock+0x36/0x1d0 [ 218.314755] ? copy_msghdr_from_user+0x430/0x430 [ 218.314762] ? __fget+0x278/0x400 [ 218.314772] ? kasan_check_read+0x11/0x20 [ 218.314780] ? __fget+0x295/0x400 [ 218.314789] ? expand_files.part.8+0x700/0x700 [ 218.314796] ? __f_unlock_pos+0xd/0x10 [ 218.314809] ? __fget_light+0x174/0x1e0 [ 218.314816] ? __fdget+0xe/0x10 [ 218.314822] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.314830] __sys_sendmsg+0xd9/0x180 [ 218.314835] ? __ia32_sys_shutdown+0x70/0x70 [ 218.314844] ? __sb_end_write+0xa4/0xd0 [ 218.314851] ? kasan_check_write+0x14/0x20 [ 218.314856] ? fput+0x18/0x120 [ 218.314867] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.314876] __x64_sys_sendmsg+0x73/0xb0 [ 218.314885] do_syscall_64+0xd0/0x4e0 [ 218.314892] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.314897] RIP: 0033:0x463d89 [ 218.314902] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.314906] RSP: 002b:00007fadde24b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.314912] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.314915] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.314918] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.314922] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.314925] R13: 00007fadde24b6bc R14: 0000000000000009 R15: 0000000000000001 [ 218.317235] FAULT_INJECTION: forcing a failure. [ 218.317235] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 218.317244] CPU: 0 PID: 11728 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 218.317247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.317250] Call Trace: [ 218.317260] dump_stack+0x123/0x171 [ 218.317270] should_fail.cold.4+0x5/0xa [ 218.317279] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.317287] ? save_stack+0xa9/0xd0 [ 218.317298] __alloc_pages_nodemask+0x1d5/0x710 [ 218.317306] ? __alloc_pages_slowpath+0x2560/0x2560 [ 218.317321] cache_grow_begin+0x91/0x8d0 [ 218.317326] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 218.317336] kmem_cache_alloc_node_trace+0x665/0x730 [ 218.317349] __kmalloc_node+0x3c/0x70 [ 218.317357] qdisc_alloc+0xb1/0x9a0 [ 218.317372] ? kmem_cache_alloc_trace+0x347/0x740 [ 218.317380] qdisc_create_dflt+0x5e/0x1a0 [ 218.317388] qfq_change_class+0x6ae/0x14e0 [ 218.317395] ? security_capable+0x58/0xa0 [ 218.317402] ? qfq_delete_class+0x2d0/0x2d0 [ 218.317409] ? nla_parse+0x197/0x280 [ 218.317418] tc_ctl_tclass+0x3e9/0xba0 [ 218.317428] ? ext4_remount+0xfb4/0x1ed0 [ 218.317434] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.317441] ? find_held_lock+0x36/0x1d0 [ 218.317464] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.317472] ? rtnetlink_put_metrics+0x490/0x490 [ 218.317479] ? find_held_lock+0x36/0x1d0 [ 218.317491] netlink_rcv_skb+0x13e/0x3d0 [ 218.317496] ? lock_downgrade+0x860/0x860 [ 218.317503] ? rtnetlink_put_metrics+0x490/0x490 [ 218.317509] ? netlink_ack+0xa70/0xa70 [ 218.317516] ? netlink_deliver_tap+0x182/0xb00 [ 218.317527] rtnetlink_rcv+0x10/0x20 [ 218.317531] netlink_unicast+0x443/0x650 [ 218.317540] ? netlink_attachskb+0x6c0/0x6c0 [ 218.317546] ? _copy_from_iter_full+0x182/0x720 [ 218.317554] ? __check_object_size+0x1ef/0x310 [ 218.317559] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.317566] netlink_sendmsg+0x764/0xc60 [ 218.317575] ? netlink_unicast+0x650/0x650 [ 218.317585] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.317591] ? netlink_unicast+0x650/0x650 [ 218.317597] sock_sendmsg+0xb5/0xf0 [ 218.317603] ___sys_sendmsg+0x647/0x950 [ 218.317608] ? find_held_lock+0x36/0x1d0 [ 218.317615] ? copy_msghdr_from_user+0x430/0x430 [ 218.317623] ? __fget+0x278/0x400 [ 218.317631] ? kasan_check_read+0x11/0x20 [ 218.317640] ? __fget+0x295/0x400 [ 218.317649] ? expand_files.part.8+0x700/0x700 [ 218.317656] ? __f_unlock_pos+0xd/0x10 [ 218.317664] ? __fget_light+0x174/0x1e0 [ 218.317671] ? __fdget+0xe/0x10 [ 218.317678] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.317684] __sys_sendmsg+0xd9/0x180 [ 218.317693] ? __ia32_sys_shutdown+0x70/0x70 [ 218.317700] ? __sb_end_write+0xa4/0xd0 [ 218.317707] ? kasan_check_write+0x14/0x20 [ 218.317712] ? fput+0x18/0x120 [ 218.317724] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.317733] __x64_sys_sendmsg+0x73/0xb0 [ 218.317741] do_syscall_64+0xd0/0x4e0 [ 218.317749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.317753] RIP: 0033:0x463d89 [ 218.317759] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.317762] RSP: 002b:00007ffa3d3e7198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.317768] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.317771] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.317775] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.317778] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.317781] R13: 00007ffa3d3e76bc R14: 0000000000000009 R15: 0000000000000001 [ 218.327782] FAULT_INJECTION: forcing a failure. [ 218.327782] name failslab, interval 1, probability 0, space 0, times 0 [ 218.327791] CPU: 0 PID: 11726 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 218.327795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.327798] Call Trace: [ 218.327810] dump_stack+0x123/0x171 [ 218.327821] should_fail.cold.4+0x5/0xa [ 218.327830] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.327837] ? lock_downgrade+0x860/0x860 [ 218.327844] ? ___might_sleep+0x16b/0x270 [ 218.327855] __should_failslab+0xba/0xf0 [ 218.327862] should_failslab+0x9/0x20 [ 218.327866] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.327873] ? qfq_change_class+0xa93/0x14e0 [ 218.327877] ? qfq_change_class+0xa93/0x14e0 [ 218.327887] ? __local_bh_enable_ip+0x160/0x260 [ 218.327894] qfq_change_class+0xad9/0x14e0 [ 218.327902] ? qfq_delete_class+0x2d0/0x2d0 [ 218.327909] ? nla_parse+0x197/0x280 [ 218.327918] tc_ctl_tclass+0x3e9/0xba0 [ 218.327928] ? ext4_xattr_inode_update_ref+0x144/0x6b0 [ 218.327933] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.327939] ? find_held_lock+0x36/0x1d0 [ 218.327960] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.327968] ? rtnetlink_put_metrics+0x490/0x490 [ 218.327975] ? find_held_lock+0x36/0x1d0 [ 218.327987] netlink_rcv_skb+0x13e/0x3d0 [ 218.327991] ? lock_downgrade+0x860/0x860 [ 218.327997] ? rtnetlink_put_metrics+0x490/0x490 [ 218.328002] ? netlink_ack+0xa70/0xa70 [ 218.328010] ? netlink_deliver_tap+0x182/0xb00 [ 218.328020] rtnetlink_rcv+0x10/0x20 [ 218.328024] netlink_unicast+0x443/0x650 [ 218.328032] ? netlink_attachskb+0x6c0/0x6c0 [ 218.328038] ? _copy_from_iter_full+0x182/0x720 [ 218.328046] ? __check_object_size+0x1ef/0x310 [ 218.328052] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.328059] netlink_sendmsg+0x764/0xc60 [ 218.328069] ? netlink_unicast+0x650/0x650 [ 218.328079] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.328086] ? netlink_unicast+0x650/0x650 [ 218.328092] sock_sendmsg+0xb5/0xf0 [ 218.328099] ___sys_sendmsg+0x647/0x950 [ 218.328104] ? find_held_lock+0x36/0x1d0 [ 218.328110] ? copy_msghdr_from_user+0x430/0x430 [ 218.328117] ? __fget+0x278/0x400 [ 218.328125] ? kasan_check_read+0x11/0x20 [ 218.328132] ? __fget+0x295/0x400 [ 218.328140] ? expand_files.part.8+0x700/0x700 [ 218.328147] ? __f_unlock_pos+0xd/0x10 [ 218.328155] ? __fget_light+0x174/0x1e0 [ 218.328161] ? __fdget+0xe/0x10 [ 218.328168] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.328175] __sys_sendmsg+0xd9/0x180 [ 218.328181] ? __ia32_sys_shutdown+0x70/0x70 [ 218.328189] ? __sb_end_write+0xa4/0xd0 [ 218.328195] ? kasan_check_write+0x14/0x20 [ 218.328200] ? fput+0x18/0x120 [ 218.328211] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.328220] __x64_sys_sendmsg+0x73/0xb0 [ 218.328229] do_syscall_64+0xd0/0x4e0 [ 218.328235] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.328240] RIP: 0033:0x463d89 [ 218.328246] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.328248] RSP: 002b:00007fdfa74f8198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.328255] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.328258] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.328261] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.328265] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.328268] R13: 00007fdfa74f86bc R14: 0000000000000009 R15: 0000000000000001 [ 218.334007] FAULT_INJECTION: forcing a failure. [ 218.334007] name failslab, interval 1, probability 0, space 0, times 0 [ 218.334016] CPU: 0 PID: 11732 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 218.334020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.334022] Call Trace: [ 218.334034] dump_stack+0x123/0x171 [ 218.334044] should_fail.cold.4+0x5/0xa [ 218.334052] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.334059] ? lock_downgrade+0x860/0x860 [ 218.334066] ? ___might_sleep+0x16b/0x270 [ 218.334077] __should_failslab+0xba/0xf0 [ 218.334085] should_failslab+0x9/0x20 [ 218.334090] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.334096] ? qfq_change_class+0xa93/0x14e0 [ 218.334100] ? qfq_change_class+0xa93/0x14e0 [ 218.334109] ? __local_bh_enable_ip+0x160/0x260 [ 218.334116] qfq_change_class+0xad9/0x14e0 [ 218.334125] ? qfq_delete_class+0x2d0/0x2d0 [ 218.334131] ? nla_parse+0x197/0x280 [ 218.334141] tc_ctl_tclass+0x3e9/0xba0 [ 218.334151] ? trace_event_raw_event_ext4_other_inode_update_time+0x414/0x4d0 [ 218.334155] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.334160] ? find_held_lock+0x36/0x1d0 [ 218.334181] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.334190] ? rtnetlink_put_metrics+0x490/0x490 [ 218.334196] ? find_held_lock+0x36/0x1d0 [ 218.334208] netlink_rcv_skb+0x13e/0x3d0 [ 218.334212] ? lock_downgrade+0x860/0x860 [ 218.334218] ? rtnetlink_put_metrics+0x490/0x490 [ 218.334223] ? netlink_ack+0xa70/0xa70 [ 218.334232] ? netlink_deliver_tap+0x182/0xb00 [ 218.334242] rtnetlink_rcv+0x10/0x20 [ 218.334246] netlink_unicast+0x443/0x650 [ 218.334254] ? netlink_attachskb+0x6c0/0x6c0 [ 218.334260] ? _copy_from_iter_full+0x182/0x720 [ 218.334268] ? __check_object_size+0x1ef/0x310 [ 218.334274] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.334281] netlink_sendmsg+0x764/0xc60 [ 218.334290] ? netlink_unicast+0x650/0x650 [ 218.334301] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.334308] ? netlink_unicast+0x650/0x650 [ 218.334313] sock_sendmsg+0xb5/0xf0 [ 218.334319] ___sys_sendmsg+0x647/0x950 [ 218.334324] ? find_held_lock+0x36/0x1d0 [ 218.334331] ? copy_msghdr_from_user+0x430/0x430 [ 218.334339] ? __fget+0x278/0x400 [ 218.334348] ? kasan_check_read+0x11/0x20 [ 218.334356] ? __fget+0x295/0x400 [ 218.334372] ? expand_files.part.8+0x700/0x700 [ 218.334378] ? __f_unlock_pos+0xd/0x10 [ 218.334387] ? __fget_light+0x174/0x1e0 [ 218.334393] ? __fdget+0xe/0x10 [ 218.334400] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.334407] __sys_sendmsg+0xd9/0x180 [ 218.334413] ? __ia32_sys_shutdown+0x70/0x70 [ 218.334421] ? __sb_end_write+0xa4/0xd0 [ 218.334430] ? kasan_check_write+0x14/0x20 [ 218.334435] ? fput+0x18/0x120 [ 218.334447] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.334456] __x64_sys_sendmsg+0x73/0xb0 [ 218.334465] do_syscall_64+0xd0/0x4e0 [ 218.334472] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.334478] RIP: 0033:0x463d89 [ 218.334484] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.334487] RSP: 002b:00007fb1e6668198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.334493] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.334497] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.334500] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.334503] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.334507] R13: 00007fb1e66686bc R14: 0000000000000009 R15: 0000000000000001 [ 218.413428] FAULT_INJECTION: forcing a failure. [ 218.413428] name failslab, interval 1, probability 0, space 0, times 0 [ 218.413438] CPU: 1 PID: 11766 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 218.413442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.413445] Call Trace: [ 218.413457] dump_stack+0x123/0x171 [ 218.413468] should_fail.cold.4+0x5/0xa [ 218.413477] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.413484] ? lock_downgrade+0x860/0x860 [ 218.413490] ? ___might_sleep+0x16b/0x270 [ 218.413502] __should_failslab+0xba/0xf0 [ 218.413510] should_failslab+0x9/0x20 [ 218.413525] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.413531] ? qfq_change_class+0xa93/0x14e0 [ 218.413535] ? qfq_change_class+0xa93/0x14e0 [ 218.413543] ? __local_bh_enable_ip+0x160/0x260 [ 218.413549] qfq_change_class+0xad9/0x14e0 [ 218.413557] ? qfq_delete_class+0x2d0/0x2d0 [ 218.413564] ? nla_parse+0x197/0x280 [ 218.413573] tc_ctl_tclass+0x3e9/0xba0 [ 218.413582] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.413587] ? find_held_lock+0x36/0x1d0 [ 218.413610] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.413618] ? rtnetlink_put_metrics+0x490/0x490 [ 218.413625] ? find_held_lock+0x36/0x1d0 [ 218.413637] netlink_rcv_skb+0x13e/0x3d0 [ 218.413642] ? lock_downgrade+0x860/0x860 [ 218.413648] ? rtnetlink_put_metrics+0x490/0x490 [ 218.413654] ? netlink_ack+0xa70/0xa70 [ 218.413662] ? netlink_deliver_tap+0x182/0xb00 [ 218.413674] rtnetlink_rcv+0x10/0x20 [ 218.413678] netlink_unicast+0x443/0x650 [ 218.413687] ? netlink_attachskb+0x6c0/0x6c0 [ 218.413694] ? _copy_from_iter_full+0x182/0x720 [ 218.413702] ? __check_object_size+0x1ef/0x310 [ 218.413708] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.413716] netlink_sendmsg+0x764/0xc60 [ 218.413724] ? netlink_unicast+0x650/0x650 [ 218.413735] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.413742] ? netlink_unicast+0x650/0x650 [ 218.413747] sock_sendmsg+0xb5/0xf0 [ 218.413754] ___sys_sendmsg+0x647/0x950 [ 218.413760] ? find_held_lock+0x36/0x1d0 [ 218.413767] ? copy_msghdr_from_user+0x430/0x430 [ 218.413774] ? __fget+0x278/0x400 [ 218.413784] ? kasan_check_read+0x11/0x20 [ 218.413792] ? __fget+0x295/0x400 [ 218.413802] ? expand_files.part.8+0x700/0x700 [ 218.413809] ? __f_unlock_pos+0xd/0x10 [ 218.413818] ? __fget_light+0x174/0x1e0 [ 218.413824] ? __fdget+0xe/0x10 [ 218.413831] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.413838] __sys_sendmsg+0xd9/0x180 [ 218.413844] ? __ia32_sys_shutdown+0x70/0x70 [ 218.413852] ? __sb_end_write+0xa4/0xd0 [ 218.413859] ? kasan_check_write+0x14/0x20 [ 218.413864] ? fput+0x18/0x120 [ 218.413875] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.413884] __x64_sys_sendmsg+0x73/0xb0 [ 218.413891] do_syscall_64+0xd0/0x4e0 [ 218.413898] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.413903] RIP: 0033:0x463d89 [ 218.413908] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.413911] RSP: 002b:00007f41219b5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.413917] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.413920] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.413922] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.413925] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.413928] R13: 00007f41219b56bc R14: 0000000000000009 R15: 0000000000000001 [ 218.414181] FAULT_INJECTION: forcing a failure. [ 218.414181] name failslab, interval 1, probability 0, space 0, times 0 [ 218.414188] CPU: 0 PID: 11770 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 218.414191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.414194] Call Trace: [ 218.414202] dump_stack+0x123/0x171 [ 218.414212] should_fail.cold.4+0x5/0xa [ 218.414220] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.414226] ? lock_downgrade+0x860/0x860 [ 218.414236] ? ___might_sleep+0x16b/0x270 [ 218.414245] __should_failslab+0xba/0xf0 [ 218.414252] should_failslab+0x9/0x20 [ 218.414257] kmem_cache_alloc_trace+0x2cb/0x740 [ 218.414262] ? qfq_change_class+0xa93/0x14e0 [ 218.414266] ? qfq_change_class+0xa93/0x14e0 [ 218.414274] ? __local_bh_enable_ip+0x160/0x260 [ 218.414282] qfq_change_class+0xad9/0x14e0 [ 218.414290] ? qfq_delete_class+0x2d0/0x2d0 [ 218.414297] ? nla_parse+0x197/0x280 [ 218.414307] tc_ctl_tclass+0x3e9/0xba0 [ 218.414316] ? perf_trace_jbd2_update_log_tail+0x1d4/0x5f0 [ 218.414322] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.414328] ? find_held_lock+0x36/0x1d0 [ 218.414350] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.414359] ? rtnetlink_put_metrics+0x490/0x490 [ 218.414365] ? find_held_lock+0x36/0x1d0 [ 218.414377] netlink_rcv_skb+0x13e/0x3d0 [ 218.414381] ? lock_downgrade+0x860/0x860 [ 218.414388] ? rtnetlink_put_metrics+0x490/0x490 [ 218.414394] ? netlink_ack+0xa70/0xa70 [ 218.414402] ? netlink_deliver_tap+0x182/0xb00 [ 218.414413] rtnetlink_rcv+0x10/0x20 [ 218.414417] netlink_unicast+0x443/0x650 [ 218.414425] ? netlink_attachskb+0x6c0/0x6c0 [ 218.414431] ? _copy_from_iter_full+0x182/0x720 [ 218.414438] ? __check_object_size+0x1ef/0x310 [ 218.414443] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.414451] netlink_sendmsg+0x764/0xc60 [ 218.414460] ? netlink_unicast+0x650/0x650 [ 218.414469] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.414475] ? netlink_unicast+0x650/0x650 [ 218.414480] sock_sendmsg+0xb5/0xf0 [ 218.414488] ___sys_sendmsg+0x647/0x950 [ 218.414493] ? find_held_lock+0x36/0x1d0 [ 218.414500] ? copy_msghdr_from_user+0x430/0x430 [ 218.414508] ? __fget+0x278/0x400 [ 218.414516] ? kasan_check_read+0x11/0x20 [ 218.414523] ? __fget+0x295/0x400 [ 218.414532] ? expand_files.part.8+0x700/0x700 [ 218.414539] ? __f_unlock_pos+0xd/0x10 [ 218.414548] ? __fget_light+0x174/0x1e0 [ 218.414554] ? __fdget+0xe/0x10 [ 218.414562] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.414571] __sys_sendmsg+0xd9/0x180 [ 218.414578] ? __ia32_sys_shutdown+0x70/0x70 [ 218.414588] ? __sb_end_write+0xa4/0xd0 [ 218.414596] ? kasan_check_write+0x14/0x20 [ 218.414602] ? fput+0x18/0x120 [ 218.414614] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.414623] __x64_sys_sendmsg+0x73/0xb0 [ 218.414629] do_syscall_64+0xd0/0x4e0 [ 218.414636] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.414640] RIP: 0033:0x463d89 [ 218.414645] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.414648] RSP: 002b:00007fadde24b198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.414652] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.414655] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.414658] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.414661] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.414664] R13: 00007fadde24b6bc R14: 0000000000000009 R15: 0000000000000001 [ 218.415494] FAULT_INJECTION: forcing a failure. [ 218.415494] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 218.415501] CPU: 1 PID: 11764 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 218.415504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.415507] Call Trace: [ 218.415527] dump_stack+0x123/0x171 [ 218.415538] should_fail.cold.4+0x5/0xa [ 218.415546] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.415554] ? save_stack+0xa9/0xd0 [ 218.415565] __alloc_pages_nodemask+0x1d5/0x710 [ 218.415573] ? __alloc_pages_slowpath+0x2560/0x2560 [ 218.415586] cache_grow_begin+0x91/0x8d0 [ 218.415591] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 218.415599] kmem_cache_alloc_node_trace+0x665/0x730 [ 218.415610] __kmalloc_node+0x3c/0x70 [ 218.415618] qdisc_alloc+0xb1/0x9a0 [ 218.415623] ? kmem_cache_alloc_trace+0x347/0x740 [ 218.415630] qdisc_create_dflt+0x5e/0x1a0 [ 218.415638] qfq_change_class+0x6ae/0x14e0 [ 218.415644] ? security_capable+0x58/0xa0 [ 218.415651] ? qfq_delete_class+0x2d0/0x2d0 [ 218.415657] ? nla_parse+0x197/0x280 [ 218.415665] tc_ctl_tclass+0x3e9/0xba0 [ 218.415676] ? jbd2_journal_commit_transaction+0x1ed4/0x5ac0 [ 218.415681] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.415687] ? find_held_lock+0x36/0x1d0 [ 218.415707] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.415715] ? rtnetlink_put_metrics+0x490/0x490 [ 218.415721] ? find_held_lock+0x36/0x1d0 [ 218.415731] netlink_rcv_skb+0x13e/0x3d0 [ 218.415736] ? lock_downgrade+0x860/0x860 [ 218.415742] ? rtnetlink_put_metrics+0x490/0x490 [ 218.415747] ? netlink_ack+0xa70/0xa70 [ 218.415755] ? netlink_deliver_tap+0x182/0xb00 [ 218.415764] rtnetlink_rcv+0x10/0x20 [ 218.415768] netlink_unicast+0x443/0x650 [ 218.415776] ? netlink_attachskb+0x6c0/0x6c0 [ 218.415781] ? _copy_from_iter_full+0x182/0x720 [ 218.415788] ? __check_object_size+0x1ef/0x310 [ 218.415795] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.415803] netlink_sendmsg+0x764/0xc60 [ 218.415811] ? netlink_unicast+0x650/0x650 [ 218.415821] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.415826] ? netlink_unicast+0x650/0x650 [ 218.415831] sock_sendmsg+0xb5/0xf0 [ 218.415838] ___sys_sendmsg+0x647/0x950 [ 218.415843] ? find_held_lock+0x36/0x1d0 [ 218.415850] ? copy_msghdr_from_user+0x430/0x430 [ 218.415857] ? __fget+0x278/0x400 [ 218.415865] ? kasan_check_read+0x11/0x20 [ 218.415872] ? __fget+0x295/0x400 [ 218.415880] ? expand_files.part.8+0x700/0x700 [ 218.415886] ? __f_unlock_pos+0xd/0x10 [ 218.415893] ? __fget_light+0x174/0x1e0 [ 218.415899] ? __fdget+0xe/0x10 [ 218.415905] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.415912] __sys_sendmsg+0xd9/0x180 [ 218.415917] ? __ia32_sys_shutdown+0x70/0x70 [ 218.415924] ? __sb_end_write+0xa4/0xd0 [ 218.415931] ? kasan_check_write+0x14/0x20 [ 218.415935] ? fput+0x18/0x120 [ 218.415946] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.415954] __x64_sys_sendmsg+0x73/0xb0 [ 218.415962] do_syscall_64+0xd0/0x4e0 [ 218.415969] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.415973] RIP: 0033:0x463d89 [ 218.415978] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.415981] RSP: 002b:00007f5b884fb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.415986] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.415989] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.415992] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.415995] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.415998] R13: 00007f5b884fb6bc R14: 0000000000000009 R15: 0000000000000001 [ 218.426482] FAULT_INJECTION: forcing a failure. [ 218.426482] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 218.426492] CPU: 1 PID: 11771 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 218.426495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.426499] Call Trace: [ 218.426519] dump_stack+0x123/0x171 [ 218.426530] should_fail.cold.4+0x5/0xa [ 218.426539] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 218.426546] ? save_stack+0xa9/0xd0 [ 218.426556] __alloc_pages_nodemask+0x1d5/0x710 [ 218.426564] ? __alloc_pages_slowpath+0x2560/0x2560 [ 218.426577] cache_grow_begin+0x91/0x8d0 [ 218.426584] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 218.426593] kmem_cache_alloc_node_trace+0x665/0x730 [ 218.426605] __kmalloc_node+0x3c/0x70 [ 218.426612] qdisc_alloc+0xb1/0x9a0 [ 218.426617] ? kmem_cache_alloc_trace+0x347/0x740 [ 218.426624] qdisc_create_dflt+0x5e/0x1a0 [ 218.426632] qfq_change_class+0x6ae/0x14e0 [ 218.426639] ? security_capable+0x58/0xa0 [ 218.426645] ? qfq_delete_class+0x2d0/0x2d0 [ 218.426653] ? nla_parse+0x197/0x280 [ 218.426660] tc_ctl_tclass+0x3e9/0xba0 [ 218.426670] ? squashfs_read_data+0x5b4/0x11b0 [ 218.426676] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 218.426684] ? find_held_lock+0x36/0x1d0 [ 218.426707] rtnetlink_rcv_msg+0x34f/0x8f0 [ 218.426716] ? rtnetlink_put_metrics+0x490/0x490 [ 218.426722] ? find_held_lock+0x36/0x1d0 [ 218.426734] netlink_rcv_skb+0x13e/0x3d0 [ 218.426739] ? lock_downgrade+0x860/0x860 [ 218.426746] ? rtnetlink_put_metrics+0x490/0x490 [ 218.426751] ? netlink_ack+0xa70/0xa70 [ 218.426760] ? netlink_deliver_tap+0x182/0xb00 [ 218.426771] rtnetlink_rcv+0x10/0x20 [ 218.426776] netlink_unicast+0x443/0x650 [ 218.426785] ? netlink_attachskb+0x6c0/0x6c0 [ 218.426791] ? _copy_from_iter_full+0x182/0x720 [ 218.426800] ? __check_object_size+0x1ef/0x310 [ 218.426804] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 218.426812] netlink_sendmsg+0x764/0xc60 [ 218.426821] ? netlink_unicast+0x650/0x650 [ 218.426832] ? apparmor_socket_sendmsg+0x1b/0x20 [ 218.426838] ? netlink_unicast+0x650/0x650 [ 218.426845] sock_sendmsg+0xb5/0xf0 [ 218.426852] ___sys_sendmsg+0x647/0x950 [ 218.426857] ? find_held_lock+0x36/0x1d0 [ 218.426865] ? copy_msghdr_from_user+0x430/0x430 [ 218.426873] ? __fget+0x278/0x400 [ 218.426882] ? kasan_check_read+0x11/0x20 [ 218.426890] ? __fget+0x295/0x400 [ 218.426899] ? expand_files.part.8+0x700/0x700 [ 218.426906] ? __f_unlock_pos+0xd/0x10 [ 218.426915] ? __fget_light+0x174/0x1e0 [ 218.426922] ? __fdget+0xe/0x10 [ 218.426929] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 218.426937] __sys_sendmsg+0xd9/0x180 [ 218.426942] ? __ia32_sys_shutdown+0x70/0x70 [ 218.426949] ? __sb_end_write+0xa4/0xd0 [ 218.426955] ? kasan_check_write+0x14/0x20 [ 218.426959] ? fput+0x18/0x120 [ 218.426971] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.426979] __x64_sys_sendmsg+0x73/0xb0 [ 218.426988] do_syscall_64+0xd0/0x4e0 [ 218.426995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.427001] RIP: 0033:0x463d89 [ 218.427007] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 218.427010] RSP: 002b:00007fb1e6668198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 218.427016] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 218.427019] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 218.427022] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 218.427026] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 218.427029] R13: 00007fb1e66686bc R14: 0000000000000009 R15: 0000000000000001 [ 218.438651] FAULT_INJECTION: forcing a failure. [ 218.438651] name failslab, interval 1, probability 0, space 0, times 0 [ 225.260461] CPU: 1 PID: 11772 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 225.268437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.277795] Call Trace: [ 225.280889] dump_stack+0x123/0x171 [ 225.284506] should_fail.cold.4+0x5/0xa [ 225.288645] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 225.294033] ? lock_downgrade+0x860/0x860 [ 225.298182] ? ___might_sleep+0x16b/0x270 [ 225.302419] __should_failslab+0xba/0xf0 [ 225.306668] should_failslab+0x9/0x20 [ 225.310540] kmem_cache_alloc_trace+0x2cb/0x740 [ 225.315297] ? qfq_change_class+0xa93/0x14e0 [ 225.319784] ? qfq_change_class+0xa93/0x14e0 [ 225.324197] ? __local_bh_enable_ip+0x160/0x260 [ 225.328865] qfq_change_class+0xad9/0x14e0 [ 225.333136] ? qfq_delete_class+0x2d0/0x2d0 [ 225.337574] ? nla_parse+0x197/0x280 [ 225.341297] tc_ctl_tclass+0x3e9/0xba0 [ 225.345285] ? squashfs_xz_uncompress+0x4d4/0x650 [ 225.350133] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 225.355221] ? find_held_lock+0x36/0x1d0 [ 225.359758] rtnetlink_rcv_msg+0x34f/0x8f0 [ 225.363988] ? rtnetlink_put_metrics+0x490/0x490 [ 225.368749] ? find_held_lock+0x36/0x1d0 [ 225.372893] netlink_rcv_skb+0x13e/0x3d0 [ 225.376982] ? lock_downgrade+0x860/0x860 [ 225.381141] ? rtnetlink_put_metrics+0x490/0x490 [ 225.385945] ? netlink_ack+0xa70/0xa70 [ 225.389934] ? netlink_deliver_tap+0x182/0xb00 [ 225.394499] rtnetlink_rcv+0x10/0x20 [ 225.398282] netlink_unicast+0x443/0x650 [ 225.402325] ? netlink_attachskb+0x6c0/0x6c0 [ 225.406738] ? _copy_from_iter_full+0x182/0x720 [ 225.411510] ? __check_object_size+0x1ef/0x310 [ 225.417047] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 225.423235] netlink_sendmsg+0x764/0xc60 [ 225.427295] ? netlink_unicast+0x650/0x650 [ 225.431525] ? apparmor_socket_sendmsg+0x1b/0x20 [ 225.436259] ? netlink_unicast+0x650/0x650 [ 225.440502] sock_sendmsg+0xb5/0xf0 [ 225.444130] ___sys_sendmsg+0x647/0x950 [ 225.448185] ? find_held_lock+0x36/0x1d0 [ 225.452258] ? copy_msghdr_from_user+0x430/0x430 [ 225.457006] ? __fget+0x278/0x400 [ 225.460440] ? kasan_check_read+0x11/0x20 [ 225.464830] ? __fget+0x295/0x400 [ 225.468300] ? expand_files.part.8+0x700/0x700 [ 225.472862] ? __f_unlock_pos+0xd/0x10 [ 225.476834] ? __fget_light+0x174/0x1e0 [ 225.480876] ? __fdget+0xe/0x10 [ 225.484140] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 225.489145] __sys_sendmsg+0xd9/0x180 [ 225.492942] ? __ia32_sys_shutdown+0x70/0x70 [ 225.497459] ? __sb_end_write+0xa4/0xd0 [ 225.501429] ? kasan_check_write+0x14/0x20 [ 225.505703] ? fput+0x18/0x120 [ 225.509007] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.514670] __x64_sys_sendmsg+0x73/0xb0 [ 225.519082] do_syscall_64+0xd0/0x4e0 [ 225.522869] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.528157] RIP: 0033:0x463d89 [ 225.531413] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 225.550474] RSP: 002b:00007fdfa74f8198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 225.558186] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 2021/06/23 21:24:00 executed programs: 497 [ 225.565528] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 225.573065] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 225.581306] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 225.588744] R13: 00007fdfa74f86bc R14: 0000000000000009 R15: 0000000000000001 [ 225.605892] FAULT_INJECTION: forcing a failure. [ 225.605892] name failslab, interval 1, probability 0, space 0, times 0 [ 225.614651] nla_parse: 9 callbacks suppressed [ 225.614655] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 225.624488] CPU: 1 PID: 11769 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 225.639104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.644818] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 225.648448] Call Trace: [ 225.659783] dump_stack+0x123/0x171 [ 225.663415] should_fail.cold.4+0x5/0xa [ 225.665403] FAULT_INJECTION: forcing a failure. [ 225.665403] name failslab, interval 1, probability 0, space 0, times 0 [ 225.667390] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 225.683938] __should_failslab+0xba/0xf0 [ 225.687980] should_failslab+0x9/0x20 [ 225.691768] kmem_cache_alloc+0x47/0x720 [ 225.695895] ? lock_acquire+0x173/0x3d0 [ 225.699874] skb_clone+0x115/0x340 [ 225.703569] netlink_deliver_tap+0x7d7/0xb00 [ 225.708253] __netlink_sendskb+0x62/0xc0 [ 225.712309] netlink_unicast+0x4ea/0x650 [ 225.716353] ? netlink_attachskb+0x6c0/0x6c0 [ 225.720742] netlink_ack+0x519/0xa70 [ 225.725215] ? netlink_sendmsg+0xc60/0xc60 [ 225.729609] ? find_held_lock+0x36/0x1d0 [ 225.733737] netlink_rcv_skb+0x2a8/0x3d0 [ 225.737888] ? lock_downgrade+0x860/0x860 [ 225.742062] ? rtnetlink_put_metrics+0x490/0x490 [ 225.746796] ? netlink_ack+0xa70/0xa70 [ 225.750662] ? netlink_deliver_tap+0x182/0xb00 [ 225.755240] rtnetlink_rcv+0x10/0x20 [ 225.759034] netlink_unicast+0x443/0x650 [ 225.763168] ? netlink_attachskb+0x6c0/0x6c0 [ 225.767556] ? _copy_from_iter_full+0x182/0x720 [ 225.772378] ? __check_object_size+0x1ef/0x310 [ 225.776959] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 225.782477] netlink_sendmsg+0x764/0xc60 [ 225.786529] ? netlink_unicast+0x650/0x650 [ 225.790766] ? apparmor_socket_sendmsg+0x1b/0x20 [ 225.795868] ? netlink_unicast+0x650/0x650 [ 225.800185] sock_sendmsg+0xb5/0xf0 [ 225.803789] ___sys_sendmsg+0x647/0x950 [ 225.807828] ? find_held_lock+0x36/0x1d0 [ 225.811875] ? copy_msghdr_from_user+0x430/0x430 [ 225.817074] ? __fget+0x278/0x400 [ 225.820515] ? kasan_check_read+0x11/0x20 [ 225.824740] ? __fget+0x295/0x400 [ 225.828435] ? expand_files.part.8+0x700/0x700 [ 225.832994] ? __f_unlock_pos+0xd/0x10 [ 225.837127] ? __fget_light+0x174/0x1e0 [ 225.841602] ? __fdget+0xe/0x10 [ 225.845789] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 225.850713] __sys_sendmsg+0xd9/0x180 [ 225.854502] ? __ia32_sys_shutdown+0x70/0x70 [ 225.858891] ? __sb_end_write+0xa4/0xd0 [ 225.863107] ? kasan_check_write+0x14/0x20 [ 225.867333] ? fput+0x18/0x120 [ 225.870510] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.875874] __x64_sys_sendmsg+0x73/0xb0 [ 225.880276] do_syscall_64+0xd0/0x4e0 [ 225.884247] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 225.889424] RIP: 0033:0x463d89 [ 225.892685] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 225.911658] RSP: 002b:00007ffa3d3e7198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 225.919607] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 225.926955] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 225.934373] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 225.941618] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 225.948952] R13: 00007ffa3d3e76bc R14: 0000000000000009 R15: 0000000000000001 [ 225.956336] CPU: 0 PID: 11825 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 225.964396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.973961] Call Trace: [ 225.976551] dump_stack+0x123/0x171 [ 225.980266] should_fail.cold.4+0x5/0xa [ 225.984255] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 225.989441] ? lock_downgrade+0x860/0x860 [ 225.993706] ? ___might_sleep+0x16b/0x270 [ 225.998072] __should_failslab+0xba/0xf0 [ 226.002156] should_failslab+0x9/0x20 [ 226.006150] kmem_cache_alloc_trace+0x2cb/0x740 [ 226.010955] ? qfq_change_class+0xa93/0x14e0 [ 226.015592] ? qfq_change_class+0xa93/0x14e0 [ 226.020075] ? __local_bh_enable_ip+0x160/0x260 [ 226.024740] qfq_change_class+0xad9/0x14e0 [ 226.029044] ? qfq_delete_class+0x2d0/0x2d0 [ 226.033347] ? nla_parse+0x197/0x280 [ 226.037306] tc_ctl_tclass+0x3e9/0xba0 [ 226.041199] ? minix_write_inode+0x94/0x14d0 [ 226.045591] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 226.051135] ? find_held_lock+0x36/0x1d0 [ 226.055416] rtnetlink_rcv_msg+0x34f/0x8f0 [ 226.059631] ? rtnetlink_put_metrics+0x490/0x490 [ 226.064455] ? find_held_lock+0x36/0x1d0 [ 226.068523] netlink_rcv_skb+0x13e/0x3d0 [ 226.072651] ? lock_downgrade+0x860/0x860 [ 226.077040] ? rtnetlink_put_metrics+0x490/0x490 [ 226.082122] ? netlink_ack+0xa70/0xa70 [ 226.086080] ? netlink_deliver_tap+0x182/0xb00 [ 226.090839] rtnetlink_rcv+0x10/0x20 [ 226.094628] netlink_unicast+0x443/0x650 [ 226.098872] ? netlink_attachskb+0x6c0/0x6c0 [ 226.103375] ? _copy_from_iter_full+0x182/0x720 [ 226.108131] ? __check_object_size+0x1ef/0x310 [ 226.112820] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 226.118447] netlink_sendmsg+0x764/0xc60 [ 226.122491] ? netlink_unicast+0x650/0x650 [ 226.126795] ? apparmor_socket_sendmsg+0x1b/0x20 [ 226.131539] ? netlink_unicast+0x650/0x650 [ 226.135763] sock_sendmsg+0xb5/0xf0 [ 226.139367] ___sys_sendmsg+0x647/0x950 [ 226.143325] ? find_held_lock+0x36/0x1d0 [ 226.147542] ? copy_msghdr_from_user+0x430/0x430 [ 226.152371] ? __fget+0x278/0x400 [ 226.155991] ? kasan_check_read+0x11/0x20 [ 226.160138] ? __fget+0x295/0x400 [ 226.163580] ? expand_files.part.8+0x700/0x700 [ 226.168506] ? __f_unlock_pos+0xd/0x10 [ 226.172464] ? __fget_light+0x174/0x1e0 [ 226.176444] ? __fdget+0xe/0x10 [ 226.179796] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 226.184715] __sys_sendmsg+0xd9/0x180 [ 226.188519] ? __ia32_sys_shutdown+0x70/0x70 [ 226.192916] ? __sb_end_write+0xa4/0xd0 [ 226.196874] ? kasan_check_write+0x14/0x20 [ 226.201438] ? fput+0x18/0x120 [ 226.204700] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.210159] __x64_sys_sendmsg+0x73/0xb0 [ 226.214203] do_syscall_64+0xd0/0x4e0 [ 226.217981] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.223385] RIP: 0033:0x463d89 [ 226.226652] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 226.246615] RSP: 002b:00007fdfa74f8198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 226.254353] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 226.261802] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 226.269146] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 226.276419] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 226.283759] R13: 00007fdfa74f86bc R14: 0000000000000009 R15: 0000000000000001 [ 226.292001] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 226.318990] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 226.342644] FAULT_INJECTION: forcing a failure. [ 226.342644] name failslab, interval 1, probability 0, space 0, times 0 [ 226.355519] CPU: 0 PID: 11818 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 226.363545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.372895] Call Trace: [ 226.375578] dump_stack+0x123/0x171 [ 226.379296] should_fail.cold.4+0x5/0xa [ 226.383270] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 226.388369] ? lock_downgrade+0x860/0x860 [ 226.392505] ? ___might_sleep+0x16b/0x270 [ 226.396832] __should_failslab+0xba/0xf0 [ 226.400998] should_failslab+0x9/0x20 [ 226.404865] kmem_cache_alloc_trace+0x2cb/0x740 [ 226.409638] ? qfq_change_class+0xa93/0x14e0 [ 226.414083] ? qfq_change_class+0xa93/0x14e0 [ 226.418640] ? __local_bh_enable_ip+0x160/0x260 [ 226.423510] qfq_change_class+0xad9/0x14e0 [ 226.428092] ? qfq_delete_class+0x2d0/0x2d0 [ 226.432405] ? nla_parse+0x197/0x280 [ 226.436218] tc_ctl_tclass+0x3e9/0xba0 [ 226.440415] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 226.445696] ? find_held_lock+0x36/0x1d0 [ 226.449761] rtnetlink_rcv_msg+0x34f/0x8f0 [ 226.454163] ? rtnetlink_put_metrics+0x490/0x490 [ 226.458918] ? find_held_lock+0x36/0x1d0 [ 226.462966] netlink_rcv_skb+0x13e/0x3d0 [ 226.467207] ? lock_downgrade+0x860/0x860 [ 226.471523] ? rtnetlink_put_metrics+0x490/0x490 [ 226.476266] ? netlink_ack+0xa70/0xa70 [ 226.480426] ? netlink_deliver_tap+0x182/0xb00 [ 226.485203] rtnetlink_rcv+0x10/0x20 [ 226.489035] netlink_unicast+0x443/0x650 [ 226.493178] ? netlink_attachskb+0x6c0/0x6c0 [ 226.497574] ? _copy_from_iter_full+0x182/0x720 [ 226.502223] ? __check_object_size+0x1ef/0x310 [ 226.506793] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 226.512320] netlink_sendmsg+0x764/0xc60 [ 226.516389] ? netlink_unicast+0x650/0x650 [ 226.520637] ? apparmor_socket_sendmsg+0x1b/0x20 [ 226.525494] ? netlink_unicast+0x650/0x650 [ 226.529719] sock_sendmsg+0xb5/0xf0 [ 226.533360] ___sys_sendmsg+0x647/0x950 [ 226.537448] ? find_held_lock+0x36/0x1d0 [ 226.541510] ? copy_msghdr_from_user+0x430/0x430 [ 226.550370] ? __fget+0x278/0x400 [ 226.553921] ? kasan_check_read+0x11/0x20 [ 226.558402] ? __fget+0x295/0x400 [ 226.561965] ? expand_files.part.8+0x700/0x700 [ 226.566543] ? __f_unlock_pos+0xd/0x10 [ 226.570555] ? __fget_light+0x174/0x1e0 [ 226.574526] ? __fdget+0xe/0x10 [ 226.577798] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 226.583000] __sys_sendmsg+0xd9/0x180 [ 226.586782] ? __ia32_sys_shutdown+0x70/0x70 [ 226.591320] ? __sb_end_write+0xa4/0xd0 [ 226.597208] ? kasan_check_write+0x14/0x20 [ 226.601435] ? fput+0x18/0x120 [ 226.604614] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.609961] __x64_sys_sendmsg+0x73/0xb0 [ 226.614111] do_syscall_64+0xd0/0x4e0 [ 226.617929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.623310] RIP: 0033:0x463d89 [ 226.626484] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 226.646252] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 226.653947] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 226.661209] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 226.668982] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 226.676238] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 226.683580] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 226.696359] FAULT_INJECTION: forcing a failure. [ 226.696359] name failslab, interval 1, probability 0, space 0, times 0 [ 226.710077] CPU: 0 PID: 11819 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 226.717985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.727428] Call Trace: [ 226.730018] dump_stack+0x123/0x171 [ 226.733746] should_fail.cold.4+0x5/0xa [ 226.737729] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 226.742918] ? lock_downgrade+0x860/0x860 [ 226.747159] ? ___might_sleep+0x16b/0x270 [ 226.751478] __should_failslab+0xba/0xf0 [ 226.756007] should_failslab+0x9/0x20 [ 226.759910] kmem_cache_alloc_trace+0x2cb/0x740 [ 226.764605] ? qfq_change_class+0xa93/0x14e0 [ 226.769312] ? qfq_change_class+0xa93/0x14e0 [ 226.773818] ? __local_bh_enable_ip+0x160/0x260 [ 226.778489] qfq_change_class+0xad9/0x14e0 [ 226.782738] ? qfq_delete_class+0x2d0/0x2d0 [ 226.787050] ? nla_parse+0x197/0x280 [ 226.790746] tc_ctl_tclass+0x3e9/0xba0 [ 226.794613] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 226.799698] ? find_held_lock+0x36/0x1d0 [ 226.803767] rtnetlink_rcv_msg+0x34f/0x8f0 [ 226.809297] ? rtnetlink_put_metrics+0x490/0x490 [ 226.814568] ? find_held_lock+0x36/0x1d0 [ 226.818803] netlink_rcv_skb+0x13e/0x3d0 [ 226.822943] ? lock_downgrade+0x860/0x860 [ 226.827082] ? rtnetlink_put_metrics+0x490/0x490 [ 226.832081] ? netlink_ack+0xa70/0xa70 [ 226.835982] ? netlink_deliver_tap+0x182/0xb00 [ 226.840925] rtnetlink_rcv+0x10/0x20 [ 226.844643] netlink_unicast+0x443/0x650 [ 226.848697] ? netlink_attachskb+0x6c0/0x6c0 [ 226.853196] ? _copy_from_iter_full+0x182/0x720 [ 226.857854] ? __check_object_size+0x1ef/0x310 [ 226.862424] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 226.867969] netlink_sendmsg+0x764/0xc60 [ 226.872102] ? netlink_unicast+0x650/0x650 [ 226.876658] ? apparmor_socket_sendmsg+0x1b/0x20 [ 226.881409] ? netlink_unicast+0x650/0x650 [ 226.885635] sock_sendmsg+0xb5/0xf0 [ 226.889246] ___sys_sendmsg+0x647/0x950 [ 226.893228] ? find_held_lock+0x36/0x1d0 [ 226.897559] ? copy_msghdr_from_user+0x430/0x430 [ 226.902320] ? __fget+0x278/0x400 [ 226.905768] ? kasan_check_read+0x11/0x20 [ 226.910009] ? __fget+0x295/0x400 [ 226.913453] ? expand_files.part.8+0x700/0x700 [ 226.918372] ? __f_unlock_pos+0xd/0x10 [ 226.922604] ? __fget_light+0x174/0x1e0 [ 226.926588] ? __fdget+0xe/0x10 [ 226.929967] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 226.934902] __sys_sendmsg+0xd9/0x180 [ 226.938885] ? __ia32_sys_shutdown+0x70/0x70 [ 226.943547] ? __sb_end_write+0xa4/0xd0 [ 226.947669] ? kasan_check_write+0x14/0x20 [ 226.951904] ? fput+0x18/0x120 [ 226.955168] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.960910] __x64_sys_sendmsg+0x73/0xb0 [ 226.965163] do_syscall_64+0xd0/0x4e0 [ 226.968986] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.974417] RIP: 0033:0x463d89 [ 226.977604] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 226.997198] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 227.004915] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 227.012183] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 227.020147] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 227.027491] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 227.035089] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 227.052246] FAULT_INJECTION: forcing a failure. [ 227.052246] name failslab, interval 1, probability 0, space 0, times 0 [ 227.068235] CPU: 0 PID: 11820 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 227.076400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.086282] Call Trace: [ 227.088871] dump_stack+0x123/0x171 [ 227.092517] should_fail.cold.4+0x5/0xa [ 227.096578] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 227.101857] ? lock_downgrade+0x860/0x860 [ 227.106036] ? ___might_sleep+0x16b/0x270 [ 227.110671] __should_failslab+0xba/0xf0 [ 227.114851] should_failslab+0x9/0x20 [ 227.118901] kmem_cache_alloc_trace+0x2cb/0x740 [ 227.123637] ? qfq_change_class+0xa93/0x14e0 [ 227.128049] ? qfq_change_class+0xa93/0x14e0 [ 227.132441] ? __local_bh_enable_ip+0x160/0x260 [ 227.137103] qfq_change_class+0xad9/0x14e0 [ 227.141389] ? qfq_delete_class+0x2d0/0x2d0 [ 227.145780] ? nla_parse+0x197/0x280 [ 227.149569] tc_ctl_tclass+0x3e9/0xba0 [ 227.153447] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 227.158542] ? find_held_lock+0x36/0x1d0 [ 227.162593] rtnetlink_rcv_msg+0x34f/0x8f0 [ 227.166814] ? rtnetlink_put_metrics+0x490/0x490 [ 227.171569] ? find_held_lock+0x36/0x1d0 [ 227.175630] netlink_rcv_skb+0x13e/0x3d0 [ 227.179897] ? lock_downgrade+0x860/0x860 [ 227.184122] ? rtnetlink_put_metrics+0x490/0x490 [ 227.189125] ? netlink_ack+0xa70/0xa70 [ 227.193020] ? netlink_deliver_tap+0x182/0xb00 [ 227.197616] rtnetlink_rcv+0x10/0x20 [ 227.201330] netlink_unicast+0x443/0x650 [ 227.205380] ? netlink_attachskb+0x6c0/0x6c0 [ 227.209781] ? _copy_from_iter_full+0x182/0x720 [ 227.214455] ? __check_object_size+0x1ef/0x310 [ 227.219019] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 227.224543] netlink_sendmsg+0x764/0xc60 [ 227.228661] ? netlink_unicast+0x650/0x650 [ 227.232905] ? apparmor_socket_sendmsg+0x1b/0x20 [ 227.237670] ? netlink_unicast+0x650/0x650 [ 227.241901] sock_sendmsg+0xb5/0xf0 [ 227.245526] ___sys_sendmsg+0x647/0x950 [ 227.249651] ? find_held_lock+0x36/0x1d0 [ 227.253795] ? copy_msghdr_from_user+0x430/0x430 [ 227.258791] ? __fget+0x278/0x400 [ 227.262466] ? kasan_check_read+0x11/0x20 [ 227.266599] ? __fget+0x295/0x400 [ 227.270067] ? expand_files.part.8+0x700/0x700 [ 227.274638] ? __f_unlock_pos+0xd/0x10 [ 227.278507] ? __fget_light+0x174/0x1e0 [ 227.282568] ? __fdget+0xe/0x10 [ 227.285914] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 227.291432] __sys_sendmsg+0xd9/0x180 [ 227.295222] ? __ia32_sys_shutdown+0x70/0x70 [ 227.299631] ? __sb_end_write+0xa4/0xd0 [ 227.303615] ? kasan_check_write+0x14/0x20 [ 227.307829] ? fput+0x18/0x120 [ 227.311002] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.316354] __x64_sys_sendmsg+0x73/0xb0 [ 227.320598] do_syscall_64+0xd0/0x4e0 [ 227.324487] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.329830] RIP: 0033:0x463d89 [ 227.333003] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 227.352248] RSP: 002b:00007f5b88498198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 227.360033] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 227.367289] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 227.374554] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 227.381918] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 227.389173] R13: 00007f5b884986bc R14: 0000000000000008 R15: 0000000000000001 [ 227.403739] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 227.425807] FAULT_INJECTION: forcing a failure. [ 227.425807] name failslab, interval 1, probability 0, space 0, times 0 [ 227.438244] CPU: 1 PID: 11823 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 227.446308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.456087] Call Trace: [ 227.458704] dump_stack+0x123/0x171 [ 227.462331] should_fail.cold.4+0x5/0xa [ 227.467068] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 227.472341] ? lock_downgrade+0x860/0x860 [ 227.476467] ? ___might_sleep+0x16b/0x270 [ 227.481148] __should_failslab+0xba/0xf0 [ 227.485203] should_failslab+0x9/0x20 [ 227.489336] kmem_cache_alloc_trace+0x2cb/0x740 [ 227.494224] ? qfq_change_class+0xa93/0x14e0 [ 227.498612] ? qfq_change_class+0xa93/0x14e0 [ 227.503123] ? __local_bh_enable_ip+0x160/0x260 [ 227.507814] qfq_change_class+0xad9/0x14e0 [ 227.512032] ? qfq_delete_class+0x2d0/0x2d0 [ 227.516422] ? nla_parse+0x197/0x280 [ 227.520282] tc_ctl_tclass+0x3e9/0xba0 [ 227.524243] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 227.529448] ? find_held_lock+0x36/0x1d0 [ 227.533502] rtnetlink_rcv_msg+0x34f/0x8f0 [ 227.537952] ? rtnetlink_put_metrics+0x490/0x490 [ 227.542884] ? find_held_lock+0x36/0x1d0 [ 227.546933] netlink_rcv_skb+0x13e/0x3d0 [ 227.551150] ? lock_downgrade+0x860/0x860 [ 227.555291] ? rtnetlink_put_metrics+0x490/0x490 [ 227.560038] ? netlink_ack+0xa70/0xa70 [ 227.563925] ? netlink_deliver_tap+0x182/0xb00 [ 227.568521] rtnetlink_rcv+0x10/0x20 [ 227.572311] netlink_unicast+0x443/0x650 [ 227.576357] ? netlink_attachskb+0x6c0/0x6c0 [ 227.580766] ? _copy_from_iter_full+0x182/0x720 [ 227.585433] ? __check_object_size+0x1ef/0x310 [ 227.590004] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 227.595751] netlink_sendmsg+0x764/0xc60 [ 227.599806] ? netlink_unicast+0x650/0x650 [ 227.604031] ? apparmor_socket_sendmsg+0x1b/0x20 [ 227.608787] ? netlink_unicast+0x650/0x650 [ 227.613010] sock_sendmsg+0xb5/0xf0 [ 227.616624] ___sys_sendmsg+0x647/0x950 [ 227.620786] ? find_held_lock+0x36/0x1d0 [ 227.624852] ? copy_msghdr_from_user+0x430/0x430 [ 227.629613] ? __fget+0x278/0x400 [ 227.633155] ? kasan_check_read+0x11/0x20 [ 227.637299] ? __fget+0x295/0x400 [ 227.641107] ? expand_files.part.8+0x700/0x700 [ 227.645669] ? __f_unlock_pos+0xd/0x10 [ 227.649578] ? __fget_light+0x174/0x1e0 [ 227.653545] ? __fdget+0xe/0x10 [ 227.656830] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 227.661678] __sys_sendmsg+0xd9/0x180 [ 227.665647] ? __ia32_sys_shutdown+0x70/0x70 [ 227.670188] ? __sb_end_write+0xa4/0xd0 [ 227.674153] ? kasan_check_write+0x14/0x20 [ 227.678639] ? fput+0x18/0x120 [ 227.682113] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.687653] __x64_sys_sendmsg+0x73/0xb0 [ 227.691813] do_syscall_64+0xd0/0x4e0 [ 227.695605] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.700939] RIP: 0033:0x463d89 [ 227.704139] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 227.723582] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 227.731933] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 227.739272] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 227.746634] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 227.754536] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 227.761978] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 227.774246] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 227.797899] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 227.816237] FAULT_INJECTION: forcing a failure. [ 227.816237] name failslab, interval 1, probability 0, space 0, times 0 [ 227.828071] CPU: 1 PID: 11849 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 227.836049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.845414] Call Trace: [ 227.848012] dump_stack+0x123/0x171 [ 227.851720] should_fail.cold.4+0x5/0xa [ 227.855798] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 227.860897] ? lock_downgrade+0x860/0x860 [ 227.865047] ? ___might_sleep+0x16b/0x270 [ 227.869181] __should_failslab+0xba/0xf0 [ 227.873417] should_failslab+0x9/0x20 [ 227.877236] kmem_cache_alloc_trace+0x2cb/0x740 [ 227.882266] ? qfq_change_class+0xa93/0x14e0 [ 227.887371] ? qfq_change_class+0xa93/0x14e0 [ 227.892205] ? __local_bh_enable_ip+0x160/0x260 [ 227.896860] qfq_change_class+0xad9/0x14e0 [ 227.901182] ? qfq_delete_class+0x2d0/0x2d0 [ 227.905580] ? nla_parse+0x197/0x280 [ 227.909472] tc_ctl_tclass+0x3e9/0xba0 [ 227.913573] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 227.918851] ? find_held_lock+0x36/0x1d0 [ 227.923002] rtnetlink_rcv_msg+0x34f/0x8f0 [ 227.927247] ? rtnetlink_put_metrics+0x490/0x490 [ 227.932023] ? find_held_lock+0x36/0x1d0 [ 227.936170] netlink_rcv_skb+0x13e/0x3d0 [ 227.940322] ? lock_downgrade+0x860/0x860 [ 227.944479] ? rtnetlink_put_metrics+0x490/0x490 [ 227.949401] ? netlink_ack+0xa70/0xa70 [ 227.953284] ? netlink_deliver_tap+0x182/0xb00 [ 227.958066] rtnetlink_rcv+0x10/0x20 [ 227.962048] netlink_unicast+0x443/0x650 [ 227.966112] ? netlink_attachskb+0x6c0/0x6c0 [ 227.970783] ? _copy_from_iter_full+0x182/0x720 [ 227.975482] ? __check_object_size+0x1ef/0x310 [ 227.980164] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 227.985700] netlink_sendmsg+0x764/0xc60 [ 227.989856] ? netlink_unicast+0x650/0x650 [ 227.994076] ? apparmor_socket_sendmsg+0x1b/0x20 [ 227.998813] ? netlink_unicast+0x650/0x650 [ 228.003123] sock_sendmsg+0xb5/0xf0 [ 228.006745] ___sys_sendmsg+0x647/0x950 [ 228.010709] ? find_held_lock+0x36/0x1d0 [ 228.014953] ? copy_msghdr_from_user+0x430/0x430 [ 228.019688] ? __fget+0x278/0x400 [ 228.023284] ? kasan_check_read+0x11/0x20 [ 228.027523] ? __fget+0x295/0x400 [ 228.031305] ? expand_files.part.8+0x700/0x700 [ 228.035931] ? __f_unlock_pos+0xd/0x10 [ 228.039806] ? __fget_light+0x174/0x1e0 [ 228.043758] ? __fdget+0xe/0x10 [ 228.047139] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 228.052058] __sys_sendmsg+0xd9/0x180 [ 228.056020] ? __ia32_sys_shutdown+0x70/0x70 [ 228.060426] ? __sb_end_write+0xa4/0xd0 [ 228.064384] ? kasan_check_write+0x14/0x20 [ 228.068612] ? fput+0x18/0x120 [ 228.071788] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.077251] __x64_sys_sendmsg+0x73/0xb0 [ 228.081396] do_syscall_64+0xd0/0x4e0 [ 228.085206] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.090499] RIP: 0033:0x463d89 [ 228.093813] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 228.113161] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 228.120875] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 228.128407] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 228.135658] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 228.142918] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 228.150178] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 228.171509] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 228.187982] FAULT_INJECTION: forcing a failure. [ 228.187982] name failslab, interval 1, probability 0, space 0, times 0 [ 228.201313] CPU: 1 PID: 11856 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 228.209309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.219206] Call Trace: [ 228.221786] dump_stack+0x123/0x171 [ 228.225400] should_fail.cold.4+0x5/0xa [ 228.229447] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 228.234543] ? lock_downgrade+0x860/0x860 [ 228.238856] ? ___might_sleep+0x16b/0x270 [ 228.243100] __should_failslab+0xba/0xf0 [ 228.247518] should_failslab+0x9/0x20 [ 228.251493] kmem_cache_alloc_trace+0x2cb/0x740 [ 228.256243] ? qfq_change_class+0xa93/0x14e0 [ 228.260660] ? qfq_change_class+0xa93/0x14e0 [ 228.265900] ? __local_bh_enable_ip+0x160/0x260 [ 228.270843] qfq_change_class+0xad9/0x14e0 [ 228.275071] ? qfq_delete_class+0x2d0/0x2d0 [ 228.279666] ? nla_parse+0x197/0x280 [ 228.283523] tc_ctl_tclass+0x3e9/0xba0 [ 228.287797] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 228.293011] ? find_held_lock+0x36/0x1d0 [ 228.297171] rtnetlink_rcv_msg+0x34f/0x8f0 [ 228.301394] ? rtnetlink_put_metrics+0x490/0x490 [ 228.306140] ? find_held_lock+0x36/0x1d0 [ 228.310408] netlink_rcv_skb+0x13e/0x3d0 [ 228.314452] ? lock_downgrade+0x860/0x860 [ 228.319247] ? rtnetlink_put_metrics+0x490/0x490 [ 228.324706] ? netlink_ack+0xa70/0xa70 [ 228.328587] ? netlink_deliver_tap+0x182/0xb00 [ 228.333176] rtnetlink_rcv+0x10/0x20 [ 228.337260] netlink_unicast+0x443/0x650 [ 228.341579] ? netlink_attachskb+0x6c0/0x6c0 [ 228.347933] ? _copy_from_iter_full+0x182/0x720 [ 228.352795] ? __check_object_size+0x1ef/0x310 [ 228.357466] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 228.363466] netlink_sendmsg+0x764/0xc60 [ 228.367522] ? netlink_unicast+0x650/0x650 [ 228.371748] ? apparmor_socket_sendmsg+0x1b/0x20 [ 228.376680] ? netlink_unicast+0x650/0x650 [ 228.380931] sock_sendmsg+0xb5/0xf0 [ 228.384565] ___sys_sendmsg+0x647/0x950 [ 228.388524] ? find_held_lock+0x36/0x1d0 [ 228.392815] ? copy_msghdr_from_user+0x430/0x430 [ 228.397697] ? __fget+0x278/0x400 [ 228.401151] ? kasan_check_read+0x11/0x20 [ 228.405468] ? __fget+0x295/0x400 [ 228.409093] ? expand_files.part.8+0x700/0x700 [ 228.414164] ? __f_unlock_pos+0xd/0x10 [ 228.418054] ? __fget_light+0x174/0x1e0 [ 228.422184] ? __fdget+0xe/0x10 [ 228.425470] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 228.430689] __sys_sendmsg+0xd9/0x180 [ 228.434477] ? __ia32_sys_shutdown+0x70/0x70 [ 228.438869] ? __sb_end_write+0xa4/0xd0 [ 228.442865] ? kasan_check_write+0x14/0x20 [ 228.447096] ? fput+0x18/0x120 [ 228.450276] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.455823] __x64_sys_sendmsg+0x73/0xb0 [ 228.459902] do_syscall_64+0xd0/0x4e0 [ 228.463885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.469400] RIP: 0033:0x463d89 [ 228.472963] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 228.492211] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 228.500347] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 228.507605] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 228.515069] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 228.522669] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 228.530187] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 228.541882] FAULT_INJECTION: forcing a failure. [ 228.541882] name failslab, interval 1, probability 0, space 0, times 0 [ 228.563505] CPU: 0 PID: 11857 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 228.571587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.581028] Call Trace: [ 228.583706] dump_stack+0x123/0x171 [ 228.587631] should_fail.cold.4+0x5/0xa [ 228.591715] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 228.597103] ? lock_downgrade+0x860/0x860 [ 228.601341] ? ___might_sleep+0x16b/0x270 [ 228.605572] __should_failslab+0xba/0xf0 [ 228.609984] should_failslab+0x9/0x20 [ 228.614151] kmem_cache_alloc_trace+0x2cb/0x740 [ 228.618809] ? qfq_change_class+0xa93/0x14e0 [ 228.623503] ? qfq_change_class+0xa93/0x14e0 [ 228.628297] ? __local_bh_enable_ip+0x160/0x260 [ 228.632954] qfq_change_class+0xad9/0x14e0 [ 228.637418] ? qfq_delete_class+0x2d0/0x2d0 [ 228.641825] ? nla_parse+0x197/0x280 [ 228.646114] tc_ctl_tclass+0x3e9/0xba0 [ 228.650084] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 228.655179] ? find_held_lock+0x36/0x1d0 [ 228.659427] rtnetlink_rcv_msg+0x34f/0x8f0 [ 228.663662] ? rtnetlink_put_metrics+0x490/0x490 [ 228.668635] ? find_held_lock+0x36/0x1d0 [ 228.673134] netlink_rcv_skb+0x13e/0x3d0 [ 228.677181] ? lock_downgrade+0x860/0x860 [ 228.681538] ? rtnetlink_put_metrics+0x490/0x490 [ 228.686555] ? netlink_ack+0xa70/0xa70 [ 228.690607] ? netlink_deliver_tap+0x182/0xb00 [ 228.695363] rtnetlink_rcv+0x10/0x20 [ 228.699086] netlink_unicast+0x443/0x650 [ 228.703232] ? netlink_attachskb+0x6c0/0x6c0 [ 228.707627] ? _copy_from_iter_full+0x182/0x720 [ 228.712384] ? __check_object_size+0x1ef/0x310 [ 228.717732] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 228.723292] netlink_sendmsg+0x764/0xc60 [ 228.727343] ? netlink_unicast+0x650/0x650 [ 228.731571] ? apparmor_socket_sendmsg+0x1b/0x20 [ 228.736762] ? netlink_unicast+0x650/0x650 [ 228.741114] sock_sendmsg+0xb5/0xf0 [ 228.744824] ___sys_sendmsg+0x647/0x950 [ 228.748883] ? find_held_lock+0x36/0x1d0 [ 228.753144] ? copy_msghdr_from_user+0x430/0x430 [ 228.757977] ? __fget+0x278/0x400 [ 228.761719] ? kasan_check_read+0x11/0x20 [ 228.766300] ? __fget+0x295/0x400 [ 228.769740] ? expand_files.part.8+0x700/0x700 [ 228.774428] ? __f_unlock_pos+0xd/0x10 [ 228.778394] ? __fget_light+0x174/0x1e0 [ 228.782702] ? __fdget+0xe/0x10 [ 228.785982] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 228.790905] __sys_sendmsg+0xd9/0x180 [ 228.794776] ? __ia32_sys_shutdown+0x70/0x70 [ 228.799354] ? __sb_end_write+0xa4/0xd0 [ 228.803439] ? kasan_check_write+0x14/0x20 [ 228.808390] ? fput+0x18/0x120 [ 228.811663] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.817291] __x64_sys_sendmsg+0x73/0xb0 [ 228.821346] do_syscall_64+0xd0/0x4e0 [ 228.825311] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.830617] RIP: 0033:0x463d89 [ 228.833805] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 228.853369] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 228.861202] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 228.868746] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 228.876021] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 228.883552] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 228.890938] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 228.901332] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 228.925026] FAULT_INJECTION: forcing a failure. [ 228.925026] name failslab, interval 1, probability 0, space 0, times 0 [ 228.937770] CPU: 0 PID: 11863 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 228.945691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.955314] Call Trace: [ 228.957931] dump_stack+0x123/0x171 [ 228.962053] should_fail.cold.4+0x5/0xa [ 228.966012] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 228.971107] ? lock_downgrade+0x860/0x860 [ 228.975248] ? ___might_sleep+0x16b/0x270 [ 228.979383] __should_failslab+0xba/0xf0 [ 228.983440] should_failslab+0x9/0x20 [ 228.987458] kmem_cache_alloc_trace+0x2cb/0x740 [ 228.992201] ? qfq_change_class+0xa93/0x14e0 [ 228.996639] ? qfq_change_class+0xa93/0x14e0 [ 229.001119] ? __local_bh_enable_ip+0x160/0x260 [ 229.005782] qfq_change_class+0xad9/0x14e0 [ 229.010032] ? qfq_delete_class+0x2d0/0x2d0 [ 229.014345] ? nla_parse+0x197/0x280 [ 229.018048] tc_ctl_tclass+0x3e9/0xba0 [ 229.021927] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 229.027049] ? find_held_lock+0x36/0x1d0 [ 229.031127] rtnetlink_rcv_msg+0x34f/0x8f0 [ 229.035460] ? rtnetlink_put_metrics+0x490/0x490 [ 229.040201] ? find_held_lock+0x36/0x1d0 [ 229.044356] netlink_rcv_skb+0x13e/0x3d0 [ 229.048507] ? lock_downgrade+0x860/0x860 [ 229.052642] ? rtnetlink_put_metrics+0x490/0x490 [ 229.057482] ? netlink_ack+0xa70/0xa70 [ 229.061370] ? netlink_deliver_tap+0x182/0xb00 [ 229.066125] rtnetlink_rcv+0x10/0x20 [ 229.069848] netlink_unicast+0x443/0x650 [ 229.073991] ? netlink_attachskb+0x6c0/0x6c0 [ 229.078405] ? _copy_from_iter_full+0x182/0x720 [ 229.083071] ? __check_object_size+0x1ef/0x310 [ 229.087635] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 229.093191] netlink_sendmsg+0x764/0xc60 [ 229.097332] ? netlink_unicast+0x650/0x650 [ 229.101564] ? apparmor_socket_sendmsg+0x1b/0x20 [ 229.106297] ? netlink_unicast+0x650/0x650 [ 229.110509] sock_sendmsg+0xb5/0xf0 [ 229.114123] ___sys_sendmsg+0x647/0x950 [ 229.118172] ? find_held_lock+0x36/0x1d0 [ 229.122604] ? copy_msghdr_from_user+0x430/0x430 [ 229.127772] ? __fget+0x278/0x400 [ 229.131223] ? kasan_check_read+0x11/0x20 [ 229.135366] ? __fget+0x295/0x400 [ 229.138884] ? expand_files.part.8+0x700/0x700 [ 229.143488] ? __f_unlock_pos+0xd/0x10 [ 229.147389] ? __fget_light+0x174/0x1e0 [ 229.151365] ? __fdget+0xe/0x10 [ 229.155078] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 229.159945] __sys_sendmsg+0xd9/0x180 [ 229.164008] ? __ia32_sys_shutdown+0x70/0x70 [ 229.168614] ? __sb_end_write+0xa4/0xd0 [ 229.172589] ? kasan_check_write+0x14/0x20 [ 229.177024] ? fput+0x18/0x120 [ 229.180504] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 229.185967] __x64_sys_sendmsg+0x73/0xb0 [ 229.190035] do_syscall_64+0xd0/0x4e0 [ 229.193835] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 229.199201] RIP: 0033:0x463d89 [ 229.202640] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 229.221767] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 229.229645] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 229.237089] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 229.244688] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 229.251948] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 229.259207] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 229.270222] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 229.294990] FAULT_INJECTION: forcing a failure. [ 229.294990] name failslab, interval 1, probability 0, space 0, times 0 [ 229.310021] CPU: 1 PID: 11873 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 229.318367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 229.328141] Call Trace: [ 229.330713] dump_stack+0x123/0x171 [ 229.334344] should_fail.cold.4+0x5/0xa [ 229.338297] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 229.343391] ? lock_downgrade+0x860/0x860 [ 229.347523] ? ___might_sleep+0x16b/0x270 [ 229.351751] __should_failslab+0xba/0xf0 [ 229.355884] should_failslab+0x9/0x20 [ 229.359762] kmem_cache_alloc_trace+0x2cb/0x740 [ 229.364466] ? qfq_change_class+0xa93/0x14e0 [ 229.369006] ? qfq_change_class+0xa93/0x14e0 [ 229.373495] ? __local_bh_enable_ip+0x160/0x260 [ 229.378589] qfq_change_class+0xad9/0x14e0 [ 229.382979] ? qfq_delete_class+0x2d0/0x2d0 [ 229.387292] ? nla_parse+0x197/0x280 [ 229.391107] tc_ctl_tclass+0x3e9/0xba0 [ 229.395089] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 229.400210] ? find_held_lock+0x36/0x1d0 [ 229.404263] rtnetlink_rcv_msg+0x34f/0x8f0 [ 229.408480] ? rtnetlink_put_metrics+0x490/0x490 [ 229.413325] ? find_held_lock+0x36/0x1d0 [ 229.417378] netlink_rcv_skb+0x13e/0x3d0 [ 229.421479] ? lock_downgrade+0x860/0x860 [ 229.425710] ? rtnetlink_put_metrics+0x490/0x490 [ 229.430676] ? netlink_ack+0xa70/0xa70 [ 229.434652] ? netlink_deliver_tap+0x182/0xb00 [ 229.439405] rtnetlink_rcv+0x10/0x20 [ 229.443369] netlink_unicast+0x443/0x650 [ 229.447601] ? netlink_attachskb+0x6c0/0x6c0 [ 229.452131] ? _copy_from_iter_full+0x182/0x720 [ 229.456923] ? __check_object_size+0x1ef/0x310 [ 229.461523] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 229.467569] netlink_sendmsg+0x764/0xc60 [ 229.471634] ? netlink_unicast+0x650/0x650 [ 229.475879] ? apparmor_socket_sendmsg+0x1b/0x20 [ 229.480620] ? netlink_unicast+0x650/0x650 [ 229.485186] sock_sendmsg+0xb5/0xf0 [ 229.488913] ___sys_sendmsg+0x647/0x950 [ 229.492872] ? find_held_lock+0x36/0x1d0 [ 229.496998] ? copy_msghdr_from_user+0x430/0x430 [ 229.502259] ? __fget+0x278/0x400 [ 229.505725] ? kasan_check_read+0x11/0x20 [ 229.509972] ? __fget+0x295/0x400 [ 229.513425] ? expand_files.part.8+0x700/0x700 [ 229.518096] ? __f_unlock_pos+0xd/0x10 [ 229.521984] ? __fget_light+0x174/0x1e0 [ 229.526053] ? __fdget+0xe/0x10 [ 229.529478] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 229.534583] __sys_sendmsg+0xd9/0x180 [ 229.538450] ? __ia32_sys_shutdown+0x70/0x70 [ 229.542851] ? __sb_end_write+0xa4/0xd0 [ 229.546910] ? kasan_check_write+0x14/0x20 [ 229.551299] ? fput+0x18/0x120 [ 229.554580] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 229.560031] __x64_sys_sendmsg+0x73/0xb0 [ 229.564172] do_syscall_64+0xd0/0x4e0 [ 229.568084] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 229.573265] RIP: 0033:0x463d89 [ 229.576446] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 229.596483] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 229.604364] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 229.611628] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 229.618918] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 229.626280] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 229.633790] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 229.658982] FAULT_INJECTION: forcing a failure. [ 229.658982] name failslab, interval 1, probability 0, space 0, times 0 [ 229.672476] CPU: 1 PID: 11885 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 229.680627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 229.690018] Call Trace: [ 229.692611] dump_stack+0x123/0x171 [ 229.696339] should_fail.cold.4+0x5/0xa [ 229.700413] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 229.705772] ? lock_downgrade+0x860/0x860 [ 229.709906] ? ___might_sleep+0x16b/0x270 [ 229.714221] __should_failslab+0xba/0xf0 [ 229.718728] should_failslab+0x9/0x20 [ 229.722874] kmem_cache_alloc_trace+0x2cb/0x740 [ 229.727531] ? qfq_change_class+0xa93/0x14e0 [ 229.731932] ? qfq_change_class+0xa93/0x14e0 [ 229.736421] ? __local_bh_enable_ip+0x160/0x260 [ 229.741221] qfq_change_class+0xad9/0x14e0 [ 229.745459] ? qfq_delete_class+0x2d0/0x2d0 [ 229.749770] ? nla_parse+0x197/0x280 [ 229.753678] tc_ctl_tclass+0x3e9/0xba0 [ 229.757560] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 229.762746] ? find_held_lock+0x36/0x1d0 [ 229.766984] rtnetlink_rcv_msg+0x34f/0x8f0 [ 229.771318] ? rtnetlink_put_metrics+0x490/0x490 [ 229.776081] ? find_held_lock+0x36/0x1d0 [ 229.780218] netlink_rcv_skb+0x13e/0x3d0 [ 229.784263] ? lock_downgrade+0x860/0x860 [ 229.788445] ? rtnetlink_put_metrics+0x490/0x490 [ 229.793296] ? netlink_ack+0xa70/0xa70 [ 229.797227] ? netlink_deliver_tap+0x182/0xb00 [ 229.801997] rtnetlink_rcv+0x10/0x20 [ 229.805960] netlink_unicast+0x443/0x650 [ 229.810312] ? netlink_attachskb+0x6c0/0x6c0 [ 229.814717] ? _copy_from_iter_full+0x182/0x720 [ 229.819428] ? __check_object_size+0x1ef/0x310 [ 229.824271] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 229.829927] netlink_sendmsg+0x764/0xc60 [ 229.834432] ? netlink_unicast+0x650/0x650 [ 229.838862] ? apparmor_socket_sendmsg+0x1b/0x20 [ 229.843970] ? netlink_unicast+0x650/0x650 [ 229.848396] sock_sendmsg+0xb5/0xf0 [ 229.852016] ___sys_sendmsg+0x647/0x950 [ 229.856152] ? find_held_lock+0x36/0x1d0 [ 229.860259] ? copy_msghdr_from_user+0x430/0x430 [ 229.865154] ? __fget+0x278/0x400 [ 229.868918] ? kasan_check_read+0x11/0x20 [ 229.873058] ? __fget+0x295/0x400 [ 229.876682] ? expand_files.part.8+0x700/0x700 [ 229.881286] ? __f_unlock_pos+0xd/0x10 [ 229.885202] ? __fget_light+0x174/0x1e0 [ 229.889186] ? __fdget+0xe/0x10 [ 229.892467] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 229.897324] __sys_sendmsg+0xd9/0x180 [ 229.901195] ? __ia32_sys_shutdown+0x70/0x70 [ 229.905608] ? __sb_end_write+0xa4/0xd0 [ 229.909572] ? kasan_check_write+0x14/0x20 [ 229.913813] ? fput+0x18/0x120 [ 229.917092] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 229.922654] __x64_sys_sendmsg+0x73/0xb0 [ 229.926832] do_syscall_64+0xd0/0x4e0 [ 229.930795] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 229.935962] RIP: 0033:0x463d89 [ 229.939132] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 229.958448] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 229.966311] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 229.973829] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 229.981238] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 229.988789] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 229.996363] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 230.025776] FAULT_INJECTION: forcing a failure. [ 230.025776] name failslab, interval 1, probability 0, space 0, times 0 [ 230.043487] CPU: 1 PID: 11900 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 230.051574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.061007] Call Trace: [ 230.063715] dump_stack+0x123/0x171 [ 230.067331] should_fail.cold.4+0x5/0xa [ 230.071470] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 230.076695] ? lock_downgrade+0x860/0x860 [ 230.080917] ? ___might_sleep+0x16b/0x270 [ 230.085053] __should_failslab+0xba/0xf0 [ 230.089180] should_failslab+0x9/0x20 [ 230.093165] kmem_cache_alloc_trace+0x2cb/0x740 [ 230.097821] ? qfq_change_class+0xa93/0x14e0 [ 230.102233] ? qfq_change_class+0xa93/0x14e0 [ 230.106675] ? __local_bh_enable_ip+0x160/0x260 [ 230.111354] qfq_change_class+0xad9/0x14e0 [ 230.115589] ? qfq_delete_class+0x2d0/0x2d0 [ 230.119910] ? nla_parse+0x197/0x280 [ 230.123707] tc_ctl_tclass+0x3e9/0xba0 [ 230.127598] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 230.132696] ? find_held_lock+0x36/0x1d0 [ 230.136743] rtnetlink_rcv_msg+0x34f/0x8f0 [ 230.140963] ? rtnetlink_put_metrics+0x490/0x490 [ 230.145967] ? find_held_lock+0x36/0x1d0 [ 230.150165] netlink_rcv_skb+0x13e/0x3d0 [ 230.154218] ? lock_downgrade+0x860/0x860 [ 230.158377] ? rtnetlink_put_metrics+0x490/0x490 [ 230.163320] ? netlink_ack+0xa70/0xa70 [ 230.167287] ? netlink_deliver_tap+0x182/0xb00 [ 230.171945] rtnetlink_rcv+0x10/0x20 [ 230.175656] netlink_unicast+0x443/0x650 [ 230.179705] ? netlink_attachskb+0x6c0/0x6c0 [ 230.184104] ? _copy_from_iter_full+0x182/0x720 [ 230.188854] ? __check_object_size+0x1ef/0x310 [ 230.194412] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 230.200153] netlink_sendmsg+0x764/0xc60 [ 230.204208] ? netlink_unicast+0x650/0x650 [ 230.208453] ? apparmor_socket_sendmsg+0x1b/0x20 [ 230.213397] ? netlink_unicast+0x650/0x650 [ 230.217615] sock_sendmsg+0xb5/0xf0 [ 230.221367] ___sys_sendmsg+0x647/0x950 [ 230.225330] ? find_held_lock+0x36/0x1d0 [ 230.229465] ? copy_msghdr_from_user+0x430/0x430 [ 230.234212] ? __fget+0x278/0x400 [ 230.237772] ? kasan_check_read+0x11/0x20 [ 230.242008] ? __fget+0x295/0x400 [ 230.245459] ? expand_files.part.8+0x700/0x700 [ 230.250035] ? __f_unlock_pos+0xd/0x10 [ 230.254085] ? __fget_light+0x174/0x1e0 [ 230.258037] ? __fdget+0xe/0x10 [ 230.261388] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 230.266300] __sys_sendmsg+0xd9/0x180 [ 230.270104] ? __ia32_sys_shutdown+0x70/0x70 [ 230.274500] ? __sb_end_write+0xa4/0xd0 [ 230.278465] ? kasan_check_write+0x14/0x20 [ 230.282688] ? fput+0x18/0x120 [ 230.285953] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.291322] __x64_sys_sendmsg+0x73/0xb0 [ 230.295662] do_syscall_64+0xd0/0x4e0 [ 230.299445] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.305231] RIP: 0033:0x463d89 [ 230.308420] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 230.328313] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 230.336102] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 230.343619] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 230.351127] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 230.358738] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 230.365996] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 230.382335] FAULT_INJECTION: forcing a failure. [ 230.382335] name failslab, interval 1, probability 0, space 0, times 0 [ 230.395713] CPU: 1 PID: 11901 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 230.403602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.413398] Call Trace: [ 230.415980] dump_stack+0x123/0x171 [ 230.419591] should_fail.cold.4+0x5/0xa [ 230.423544] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 230.428711] ? lock_downgrade+0x860/0x860 [ 230.433006] ? ___might_sleep+0x16b/0x270 [ 230.437130] __should_failslab+0xba/0xf0 [ 230.441201] should_failslab+0x9/0x20 [ 230.444976] kmem_cache_alloc_trace+0x2cb/0x740 [ 230.449638] ? qfq_change_class+0xa93/0x14e0 [ 230.454021] ? qfq_change_class+0xa93/0x14e0 [ 230.458577] ? __local_bh_enable_ip+0x160/0x260 [ 230.463229] qfq_change_class+0xad9/0x14e0 [ 230.467623] ? qfq_delete_class+0x2d0/0x2d0 [ 230.471937] ? nla_parse+0x197/0x280 [ 230.475742] tc_ctl_tclass+0x3e9/0xba0 [ 230.479785] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 230.484948] ? find_held_lock+0x36/0x1d0 [ 230.489008] rtnetlink_rcv_msg+0x34f/0x8f0 [ 230.493242] ? rtnetlink_put_metrics+0x490/0x490 [ 230.497991] ? find_held_lock+0x36/0x1d0 [ 230.502117] netlink_rcv_skb+0x13e/0x3d0 [ 230.506202] ? lock_downgrade+0x860/0x860 [ 230.510368] ? rtnetlink_put_metrics+0x490/0x490 [ 230.515196] ? netlink_ack+0xa70/0xa70 [ 230.519127] ? netlink_deliver_tap+0x182/0xb00 [ 230.524121] rtnetlink_rcv+0x10/0x20 [ 230.527971] netlink_unicast+0x443/0x650 [ 230.532227] ? netlink_attachskb+0x6c0/0x6c0 [ 230.536800] ? _copy_from_iter_full+0x182/0x720 [ 230.541883] ? __check_object_size+0x1ef/0x310 [ 230.546959] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 230.552573] netlink_sendmsg+0x764/0xc60 [ 230.556733] ? netlink_unicast+0x650/0x650 [ 230.560964] ? apparmor_socket_sendmsg+0x1b/0x20 [ 230.565793] ? netlink_unicast+0x650/0x650 [ 230.570093] sock_sendmsg+0xb5/0xf0 [ 230.574100] ___sys_sendmsg+0x647/0x950 [ 230.578072] ? find_held_lock+0x36/0x1d0 [ 230.582135] ? copy_msghdr_from_user+0x430/0x430 [ 230.587226] ? __fget+0x278/0x400 [ 230.590776] ? kasan_check_read+0x11/0x20 [ 230.595169] ? __fget+0x295/0x400 [ 230.598704] ? expand_files.part.8+0x700/0x700 [ 230.603675] ? __f_unlock_pos+0xd/0x10 [ 230.607569] ? __fget_light+0x174/0x1e0 [ 230.611607] ? __fdget+0xe/0x10 [ 230.614878] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 230.619728] __sys_sendmsg+0xd9/0x180 [ 230.623506] ? __ia32_sys_shutdown+0x70/0x70 [ 230.627905] ? __sb_end_write+0xa4/0xd0 [ 230.632043] ? kasan_check_write+0x14/0x20 [ 230.636542] ? fput+0x18/0x120 [ 230.639802] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.645146] __x64_sys_sendmsg+0x73/0xb0 [ 230.649186] do_syscall_64+0xd0/0x4e0 [ 230.653056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 230.658233] RIP: 0033:0x463d89 [ 230.661491] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 230.680894] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 230.689080] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 230.696416] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 230.704031] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 230.711450] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 230.718870] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 230.728066] nla_parse: 3 callbacks suppressed 2021/06/23 21:24:05 executed programs: 511 [ 230.728070] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 230.791028] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 230.809184] FAULT_INJECTION: forcing a failure. [ 230.809184] name failslab, interval 1, probability 0, space 0, times 0 [ 230.822143] CPU: 0 PID: 11917 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 230.830263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.839740] Call Trace: [ 230.842322] dump_stack+0x123/0x171 [ 230.845938] should_fail.cold.4+0x5/0xa [ 230.849908] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 230.855108] ? lock_downgrade+0x860/0x860 [ 230.859975] ? ___might_sleep+0x16b/0x270 [ 230.864112] __should_failslab+0xba/0xf0 [ 230.868166] should_failslab+0x9/0x20 [ 230.871970] kmem_cache_alloc_trace+0x2cb/0x740 [ 230.876662] ? qfq_change_class+0xa93/0x14e0 [ 230.881236] ? qfq_change_class+0xa93/0x14e0 [ 230.885829] ? __local_bh_enable_ip+0x160/0x260 [ 230.890747] qfq_change_class+0xad9/0x14e0 [ 230.895074] ? qfq_delete_class+0x2d0/0x2d0 [ 230.899382] ? nla_parse+0x197/0x280 [ 230.903082] tc_ctl_tclass+0x3e9/0xba0 [ 230.907038] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 230.912319] ? find_held_lock+0x36/0x1d0 [ 230.916473] rtnetlink_rcv_msg+0x34f/0x8f0 [ 230.920690] ? rtnetlink_put_metrics+0x490/0x490 [ 230.925452] ? find_held_lock+0x36/0x1d0 [ 230.929580] netlink_rcv_skb+0x13e/0x3d0 [ 230.933633] ? lock_downgrade+0x860/0x860 [ 230.937770] ? rtnetlink_put_metrics+0x490/0x490 [ 230.942692] ? netlink_ack+0xa70/0xa70 [ 230.946987] ? netlink_deliver_tap+0x182/0xb00 [ 230.951778] rtnetlink_rcv+0x10/0x20 [ 230.955647] netlink_unicast+0x443/0x650 [ 230.960130] ? netlink_attachskb+0x6c0/0x6c0 [ 230.964530] ? _copy_from_iter_full+0x182/0x720 [ 230.969196] ? __check_object_size+0x1ef/0x310 [ 230.973778] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 230.979490] netlink_sendmsg+0x764/0xc60 [ 230.983634] ? netlink_unicast+0x650/0x650 [ 230.987870] ? apparmor_socket_sendmsg+0x1b/0x20 [ 230.993140] ? netlink_unicast+0x650/0x650 [ 230.997374] sock_sendmsg+0xb5/0xf0 [ 231.000984] ___sys_sendmsg+0x647/0x950 [ 231.005051] ? find_held_lock+0x36/0x1d0 [ 231.009099] ? copy_msghdr_from_user+0x430/0x430 [ 231.014189] ? __fget+0x278/0x400 [ 231.017680] ? kasan_check_read+0x11/0x20 [ 231.021813] ? __fget+0x295/0x400 [ 231.025482] ? expand_files.part.8+0x700/0x700 [ 231.030320] ? __f_unlock_pos+0xd/0x10 [ 231.034215] ? __fget_light+0x174/0x1e0 [ 231.038440] ? __fdget+0xe/0x10 [ 231.041837] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 231.046669] __sys_sendmsg+0xd9/0x180 [ 231.050450] ? __ia32_sys_shutdown+0x70/0x70 [ 231.054942] ? __sb_end_write+0xa4/0xd0 [ 231.059074] ? kasan_check_write+0x14/0x20 [ 231.063286] ? fput+0x18/0x120 [ 231.066479] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.071855] __x64_sys_sendmsg+0x73/0xb0 [ 231.075905] do_syscall_64+0xd0/0x4e0 [ 231.079692] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.084955] RIP: 0033:0x463d89 [ 231.088127] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 231.107406] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 231.115390] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 231.122655] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 231.130495] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 231.137881] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 231.145330] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 231.159158] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 231.179533] FAULT_INJECTION: forcing a failure. [ 231.179533] name failslab, interval 1, probability 0, space 0, times 0 [ 231.191554] CPU: 0 PID: 11928 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 231.199702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.209314] Call Trace: [ 231.213028] dump_stack+0x123/0x171 [ 231.216781] should_fail.cold.4+0x5/0xa [ 231.220898] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 231.226102] ? lock_downgrade+0x860/0x860 [ 231.230242] ? ___might_sleep+0x16b/0x270 [ 231.234392] __should_failslab+0xba/0xf0 [ 231.238438] should_failslab+0x9/0x20 [ 231.242248] kmem_cache_alloc_trace+0x2cb/0x740 [ 231.247083] ? qfq_change_class+0xa93/0x14e0 [ 231.251499] ? qfq_change_class+0xa93/0x14e0 [ 231.256008] ? __local_bh_enable_ip+0x160/0x260 [ 231.260840] qfq_change_class+0xad9/0x14e0 [ 231.265064] ? qfq_delete_class+0x2d0/0x2d0 [ 231.269561] ? nla_parse+0x197/0x280 [ 231.273280] tc_ctl_tclass+0x3e9/0xba0 [ 231.277330] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 231.282562] ? find_held_lock+0x36/0x1d0 [ 231.286619] rtnetlink_rcv_msg+0x34f/0x8f0 [ 231.291063] ? rtnetlink_put_metrics+0x490/0x490 [ 231.295944] ? find_held_lock+0x36/0x1d0 [ 231.299991] netlink_rcv_skb+0x13e/0x3d0 [ 231.304140] ? lock_downgrade+0x860/0x860 [ 231.308288] ? rtnetlink_put_metrics+0x490/0x490 [ 231.313056] ? netlink_ack+0xa70/0xa70 [ 231.317002] ? netlink_deliver_tap+0x182/0xb00 [ 231.321610] rtnetlink_rcv+0x10/0x20 [ 231.325397] netlink_unicast+0x443/0x650 [ 231.329471] ? netlink_attachskb+0x6c0/0x6c0 [ 231.334048] ? _copy_from_iter_full+0x182/0x720 [ 231.339063] ? __check_object_size+0x1ef/0x310 [ 231.343637] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 231.349347] netlink_sendmsg+0x764/0xc60 [ 231.353598] ? netlink_unicast+0x650/0x650 [ 231.357912] ? apparmor_socket_sendmsg+0x1b/0x20 [ 231.362824] ? netlink_unicast+0x650/0x650 [ 231.367345] sock_sendmsg+0xb5/0xf0 [ 231.371075] ___sys_sendmsg+0x647/0x950 [ 231.375067] ? find_held_lock+0x36/0x1d0 [ 231.379109] ? copy_msghdr_from_user+0x430/0x430 [ 231.383861] ? __fget+0x278/0x400 [ 231.387488] ? kasan_check_read+0x11/0x20 [ 231.391651] ? __fget+0x295/0x400 [ 231.395181] ? expand_files.part.8+0x700/0x700 [ 231.399842] ? __f_unlock_pos+0xd/0x10 [ 231.404063] ? __fget_light+0x174/0x1e0 [ 231.409259] ? __fdget+0xe/0x10 [ 231.412712] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 231.417975] __sys_sendmsg+0xd9/0x180 [ 231.422334] ? __ia32_sys_shutdown+0x70/0x70 [ 231.427450] ? __sb_end_write+0xa4/0xd0 [ 231.431486] ? kasan_check_write+0x14/0x20 [ 231.435716] ? fput+0x18/0x120 [ 231.439101] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.444571] __x64_sys_sendmsg+0x73/0xb0 [ 231.448799] do_syscall_64+0xd0/0x4e0 [ 231.452687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.457871] RIP: 0033:0x463d89 [ 231.461069] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 231.480634] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 231.488520] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 231.495799] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 231.503327] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 231.510782] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 231.518648] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 231.526769] FAULT_INJECTION: forcing a failure. [ 231.526769] name failslab, interval 1, probability 0, space 0, times 0 [ 231.539475] CPU: 0 PID: 11931 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 231.547373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.556990] Call Trace: [ 231.559670] dump_stack+0x123/0x171 [ 231.563337] should_fail.cold.4+0x5/0xa [ 231.567406] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 231.572508] ? lock_downgrade+0x860/0x860 [ 231.576741] ? ___might_sleep+0x16b/0x270 [ 231.581260] __should_failslab+0xba/0xf0 [ 231.585569] should_failslab+0x9/0x20 [ 231.589466] kmem_cache_alloc_trace+0x2cb/0x740 [ 231.594124] ? qfq_change_class+0xa93/0x14e0 [ 231.598530] ? qfq_change_class+0xa93/0x14e0 [ 231.602932] ? __local_bh_enable_ip+0x160/0x260 [ 231.607713] qfq_change_class+0xad9/0x14e0 [ 231.612062] ? qfq_delete_class+0x2d0/0x2d0 [ 231.616424] ? nla_parse+0x197/0x280 [ 231.620142] tc_ctl_tclass+0x3e9/0xba0 [ 231.624450] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 231.629907] ? find_held_lock+0x36/0x1d0 [ 231.633974] rtnetlink_rcv_msg+0x34f/0x8f0 [ 231.638384] ? rtnetlink_put_metrics+0x490/0x490 [ 231.643127] ? find_held_lock+0x36/0x1d0 [ 231.648542] netlink_rcv_skb+0x13e/0x3d0 [ 231.653060] ? lock_downgrade+0x860/0x860 [ 231.657205] ? rtnetlink_put_metrics+0x490/0x490 [ 231.662045] ? netlink_ack+0xa70/0xa70 [ 231.665942] ? netlink_deliver_tap+0x182/0xb00 [ 231.670630] rtnetlink_rcv+0x10/0x20 [ 231.674339] netlink_unicast+0x443/0x650 [ 231.678493] ? netlink_attachskb+0x6c0/0x6c0 [ 231.682889] ? _copy_from_iter_full+0x182/0x720 [ 231.687716] ? __check_object_size+0x1ef/0x310 [ 231.692296] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 231.697910] netlink_sendmsg+0x764/0xc60 [ 231.702133] ? netlink_unicast+0x650/0x650 [ 231.706360] ? apparmor_socket_sendmsg+0x1b/0x20 [ 231.711101] ? netlink_unicast+0x650/0x650 [ 231.715497] sock_sendmsg+0xb5/0xf0 [ 231.719130] ___sys_sendmsg+0x647/0x950 [ 231.723178] ? find_held_lock+0x36/0x1d0 [ 231.727574] ? copy_msghdr_from_user+0x430/0x430 [ 231.732322] ? __fget+0x278/0x400 [ 231.735939] ? kasan_check_read+0x11/0x20 [ 231.740068] ? __fget+0x295/0x400 [ 231.743518] ? expand_files.part.8+0x700/0x700 [ 231.748081] ? __f_unlock_pos+0xd/0x10 [ 231.752076] ? __fget_light+0x174/0x1e0 [ 231.756047] ? __fdget+0xe/0x10 [ 231.759330] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 231.764523] __sys_sendmsg+0xd9/0x180 [ 231.768493] ? __ia32_sys_shutdown+0x70/0x70 [ 231.773102] ? __sb_end_write+0xa4/0xd0 [ 231.777066] ? kasan_check_write+0x14/0x20 [ 231.781283] ? fput+0x18/0x120 [ 231.784461] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.789840] __x64_sys_sendmsg+0x73/0xb0 [ 231.793895] do_syscall_64+0xd0/0x4e0 [ 231.797697] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.805454] RIP: 0033:0x463d89 [ 231.809163] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 231.828898] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 231.837059] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 231.845795] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 231.853066] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 231.860339] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 231.868050] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 231.876009] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 231.892057] FAULT_INJECTION: forcing a failure. [ 231.892057] name failslab, interval 1, probability 0, space 0, times 0 [ 231.910848] CPU: 0 PID: 11941 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 231.918944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.928977] Call Trace: [ 231.931823] dump_stack+0x123/0x171 [ 231.936267] should_fail.cold.4+0x5/0xa [ 231.940381] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 231.945488] ? lock_downgrade+0x860/0x860 [ 231.949640] ? ___might_sleep+0x16b/0x270 [ 231.954100] __should_failslab+0xba/0xf0 [ 231.958162] should_failslab+0x9/0x20 [ 231.961959] kmem_cache_alloc_trace+0x2cb/0x740 [ 231.966881] ? qfq_change_class+0xa93/0x14e0 [ 231.971274] ? qfq_change_class+0xa93/0x14e0 [ 231.975685] ? __local_bh_enable_ip+0x160/0x260 [ 231.980394] qfq_change_class+0xad9/0x14e0 [ 231.984628] ? qfq_delete_class+0x2d0/0x2d0 [ 231.988943] ? nla_parse+0x197/0x280 [ 231.992993] tc_ctl_tclass+0x3e9/0xba0 [ 231.996863] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 232.001967] ? find_held_lock+0x36/0x1d0 [ 232.006112] rtnetlink_rcv_msg+0x34f/0x8f0 [ 232.010357] ? rtnetlink_put_metrics+0x490/0x490 [ 232.015231] ? find_held_lock+0x36/0x1d0 [ 232.019323] netlink_rcv_skb+0x13e/0x3d0 [ 232.023493] ? lock_downgrade+0x860/0x860 [ 232.027757] ? rtnetlink_put_metrics+0x490/0x490 [ 232.032494] ? netlink_ack+0xa70/0xa70 [ 232.036408] ? netlink_deliver_tap+0x182/0xb00 [ 232.041146] rtnetlink_rcv+0x10/0x20 [ 232.044957] netlink_unicast+0x443/0x650 [ 232.049266] ? netlink_attachskb+0x6c0/0x6c0 [ 232.053858] ? _copy_from_iter_full+0x182/0x720 [ 232.058548] ? __check_object_size+0x1ef/0x310 [ 232.063287] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 232.068940] netlink_sendmsg+0x764/0xc60 [ 232.072987] ? netlink_unicast+0x650/0x650 [ 232.077216] ? apparmor_socket_sendmsg+0x1b/0x20 [ 232.082140] ? netlink_unicast+0x650/0x650 [ 232.086361] sock_sendmsg+0xb5/0xf0 [ 232.090119] ___sys_sendmsg+0x647/0x950 [ 232.094196] ? find_held_lock+0x36/0x1d0 [ 232.098335] ? copy_msghdr_from_user+0x430/0x430 [ 232.103080] ? __fget+0x278/0x400 [ 232.106525] ? kasan_check_read+0x11/0x20 [ 232.110668] ? __fget+0x295/0x400 [ 232.114137] ? expand_files.part.8+0x700/0x700 [ 232.118719] ? __f_unlock_pos+0xd/0x10 [ 232.122790] ? __fget_light+0x174/0x1e0 [ 232.126843] ? __fdget+0xe/0x10 [ 232.130366] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 232.135385] __sys_sendmsg+0xd9/0x180 [ 232.139441] ? __ia32_sys_shutdown+0x70/0x70 [ 232.143924] ? __sb_end_write+0xa4/0xd0 [ 232.147891] ? kasan_check_write+0x14/0x20 [ 232.152204] ? fput+0x18/0x120 [ 232.155384] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.160863] __x64_sys_sendmsg+0x73/0xb0 [ 232.165267] do_syscall_64+0xd0/0x4e0 [ 232.169147] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.174695] RIP: 0033:0x463d89 [ 232.177966] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 232.197345] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 232.206119] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 232.213512] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 232.220966] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 232.228244] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 232.235876] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 232.243864] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 232.259450] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 232.276243] FAULT_INJECTION: forcing a failure. [ 232.276243] name failslab, interval 1, probability 0, space 0, times 0 [ 232.288456] CPU: 1 PID: 11959 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 232.296420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.306021] Call Trace: [ 232.308614] dump_stack+0x123/0x171 [ 232.312419] should_fail.cold.4+0x5/0xa [ 232.316487] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 232.321594] ? lock_downgrade+0x860/0x860 [ 232.325777] ? ___might_sleep+0x16b/0x270 [ 232.330228] __should_failslab+0xba/0xf0 [ 232.334738] should_failslab+0x9/0x20 [ 232.338549] kmem_cache_alloc_trace+0x2cb/0x740 [ 232.343228] ? qfq_change_class+0xa93/0x14e0 [ 232.347727] ? qfq_change_class+0xa93/0x14e0 [ 232.352315] ? __local_bh_enable_ip+0x160/0x260 [ 232.356998] qfq_change_class+0xad9/0x14e0 [ 232.361363] ? qfq_delete_class+0x2d0/0x2d0 [ 232.365872] ? nla_parse+0x197/0x280 [ 232.369697] tc_ctl_tclass+0x3e9/0xba0 [ 232.373572] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 232.378662] ? find_held_lock+0x36/0x1d0 [ 232.382736] rtnetlink_rcv_msg+0x34f/0x8f0 [ 232.386965] ? rtnetlink_put_metrics+0x490/0x490 [ 232.391711] ? find_held_lock+0x36/0x1d0 [ 232.395852] netlink_rcv_skb+0x13e/0x3d0 [ 232.399977] ? lock_downgrade+0x860/0x860 [ 232.404114] ? rtnetlink_put_metrics+0x490/0x490 [ 232.408845] ? netlink_ack+0xa70/0xa70 [ 232.412885] ? netlink_deliver_tap+0x182/0xb00 [ 232.417556] rtnetlink_rcv+0x10/0x20 [ 232.421417] netlink_unicast+0x443/0x650 [ 232.425494] ? netlink_attachskb+0x6c0/0x6c0 [ 232.430024] ? _copy_from_iter_full+0x182/0x720 [ 232.434686] ? __check_object_size+0x1ef/0x310 [ 232.439341] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 232.445046] netlink_sendmsg+0x764/0xc60 [ 232.449307] ? netlink_unicast+0x650/0x650 [ 232.453556] ? apparmor_socket_sendmsg+0x1b/0x20 [ 232.458295] ? netlink_unicast+0x650/0x650 [ 232.462597] sock_sendmsg+0xb5/0xf0 [ 232.466293] ___sys_sendmsg+0x647/0x950 [ 232.470378] ? find_held_lock+0x36/0x1d0 [ 232.475034] ? copy_msghdr_from_user+0x430/0x430 [ 232.479773] ? __fget+0x278/0x400 [ 232.483210] ? kasan_check_read+0x11/0x20 [ 232.487633] ? __fget+0x295/0x400 [ 232.491096] ? expand_files.part.8+0x700/0x700 [ 232.495705] ? __f_unlock_pos+0xd/0x10 [ 232.499756] ? __fget_light+0x174/0x1e0 [ 232.503796] ? __fdget+0xe/0x10 [ 232.507178] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 232.512156] __sys_sendmsg+0xd9/0x180 [ 232.516138] ? __ia32_sys_shutdown+0x70/0x70 [ 232.520541] ? __sb_end_write+0xa4/0xd0 [ 232.524499] ? kasan_check_write+0x14/0x20 [ 232.529010] ? fput+0x18/0x120 [ 232.532186] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.537665] __x64_sys_sendmsg+0x73/0xb0 [ 232.541709] do_syscall_64+0xd0/0x4e0 [ 232.545601] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.551171] RIP: 0033:0x463d89 [ 232.554352] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 232.573887] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 232.581980] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 232.589267] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 232.596526] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 232.603872] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 232.611340] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 232.624630] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 232.654576] FAULT_INJECTION: forcing a failure. [ 232.654576] name failslab, interval 1, probability 0, space 0, times 0 [ 232.666524] CPU: 1 PID: 11967 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 232.674507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.683936] Call Trace: [ 232.686521] dump_stack+0x123/0x171 [ 232.690136] should_fail.cold.4+0x5/0xa [ 232.694195] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 232.699373] ? lock_downgrade+0x860/0x860 [ 232.704317] ? ___might_sleep+0x16b/0x270 [ 232.708488] __should_failslab+0xba/0xf0 [ 232.712627] should_failslab+0x9/0x20 [ 232.716429] kmem_cache_alloc_trace+0x2cb/0x740 [ 232.721089] ? qfq_change_class+0xa93/0x14e0 [ 232.725482] ? qfq_change_class+0xa93/0x14e0 [ 232.730080] ? __local_bh_enable_ip+0x160/0x260 [ 232.734857] qfq_change_class+0xad9/0x14e0 [ 232.739163] ? qfq_delete_class+0x2d0/0x2d0 [ 232.743558] ? nla_parse+0x197/0x280 [ 232.747438] tc_ctl_tclass+0x3e9/0xba0 [ 232.751507] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 232.756695] ? find_held_lock+0x36/0x1d0 [ 232.760842] rtnetlink_rcv_msg+0x34f/0x8f0 [ 232.765617] ? rtnetlink_put_metrics+0x490/0x490 [ 232.770536] ? find_held_lock+0x36/0x1d0 [ 232.774590] netlink_rcv_skb+0x13e/0x3d0 [ 232.778639] ? lock_downgrade+0x860/0x860 [ 232.782782] ? rtnetlink_put_metrics+0x490/0x490 [ 232.787619] ? netlink_ack+0xa70/0xa70 [ 232.791576] ? netlink_deliver_tap+0x182/0xb00 [ 232.796225] rtnetlink_rcv+0x10/0x20 [ 232.800010] netlink_unicast+0x443/0x650 [ 232.804060] ? netlink_attachskb+0x6c0/0x6c0 [ 232.808475] ? _copy_from_iter_full+0x182/0x720 [ 232.813128] ? __check_object_size+0x1ef/0x310 [ 232.817700] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 232.823222] netlink_sendmsg+0x764/0xc60 [ 232.827447] ? netlink_unicast+0x650/0x650 [ 232.833004] ? apparmor_socket_sendmsg+0x1b/0x20 [ 232.837838] ? netlink_unicast+0x650/0x650 [ 232.842076] sock_sendmsg+0xb5/0xf0 [ 232.845683] ___sys_sendmsg+0x647/0x950 [ 232.849638] ? find_held_lock+0x36/0x1d0 [ 232.854043] ? copy_msghdr_from_user+0x430/0x430 [ 232.858874] ? __fget+0x278/0x400 [ 232.862321] ? kasan_check_read+0x11/0x20 [ 232.866446] ? __fget+0x295/0x400 [ 232.869997] ? expand_files.part.8+0x700/0x700 [ 232.874577] ? __f_unlock_pos+0xd/0x10 [ 232.878613] ? __fget_light+0x174/0x1e0 [ 232.882810] ? __fdget+0xe/0x10 [ 232.886111] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 232.890951] __sys_sendmsg+0xd9/0x180 [ 232.894762] ? __ia32_sys_shutdown+0x70/0x70 [ 232.899591] ? __sb_end_write+0xa4/0xd0 [ 232.903548] ? kasan_check_write+0x14/0x20 [ 232.907875] ? fput+0x18/0x120 [ 232.911076] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.916740] __x64_sys_sendmsg+0x73/0xb0 [ 232.920783] do_syscall_64+0xd0/0x4e0 [ 232.924590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.929870] RIP: 0033:0x463d89 [ 232.933143] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 232.952363] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 232.960164] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 232.967961] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 232.975315] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 232.983104] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 232.990356] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 233.001122] FAULT_INJECTION: forcing a failure. [ 233.001122] name failslab, interval 1, probability 0, space 0, times 0 [ 233.014322] CPU: 1 PID: 11969 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 233.022301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.031652] Call Trace: [ 233.034244] dump_stack+0x123/0x171 [ 233.037958] should_fail.cold.4+0x5/0xa [ 233.041928] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 233.047029] ? lock_downgrade+0x860/0x860 [ 233.051186] ? ___might_sleep+0x16b/0x270 [ 233.055554] __should_failslab+0xba/0xf0 [ 233.059615] should_failslab+0x9/0x20 [ 233.063670] kmem_cache_alloc_trace+0x2cb/0x740 [ 233.068547] ? qfq_change_class+0xa93/0x14e0 [ 233.072983] ? qfq_change_class+0xa93/0x14e0 [ 233.077504] ? __local_bh_enable_ip+0x160/0x260 [ 233.082201] qfq_change_class+0xad9/0x14e0 [ 233.086520] ? qfq_delete_class+0x2d0/0x2d0 [ 233.090852] ? nla_parse+0x197/0x280 [ 233.094562] tc_ctl_tclass+0x3e9/0xba0 [ 233.098653] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 233.103746] ? find_held_lock+0x36/0x1d0 [ 233.108076] rtnetlink_rcv_msg+0x34f/0x8f0 [ 233.112306] ? rtnetlink_put_metrics+0x490/0x490 [ 233.117230] ? find_held_lock+0x36/0x1d0 [ 233.121399] netlink_rcv_skb+0x13e/0x3d0 [ 233.125441] ? lock_downgrade+0x860/0x860 [ 233.129572] ? rtnetlink_put_metrics+0x490/0x490 [ 233.134492] ? netlink_ack+0xa70/0xa70 [ 233.138371] ? netlink_deliver_tap+0x182/0xb00 [ 233.143343] rtnetlink_rcv+0x10/0x20 [ 233.147134] netlink_unicast+0x443/0x650 [ 233.151265] ? netlink_attachskb+0x6c0/0x6c0 [ 233.155666] ? _copy_from_iter_full+0x182/0x720 [ 233.160325] ? __check_object_size+0x1ef/0x310 [ 233.164890] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 233.170702] netlink_sendmsg+0x764/0xc60 [ 233.174746] ? netlink_unicast+0x650/0x650 [ 233.178967] ? apparmor_socket_sendmsg+0x1b/0x20 [ 233.183878] ? netlink_unicast+0x650/0x650 [ 233.188101] sock_sendmsg+0xb5/0xf0 [ 233.191740] ___sys_sendmsg+0x647/0x950 [ 233.195698] ? find_held_lock+0x36/0x1d0 [ 233.199757] ? copy_msghdr_from_user+0x430/0x430 [ 233.204505] ? __fget+0x278/0x400 [ 233.207944] ? kasan_check_read+0x11/0x20 [ 233.212218] ? __fget+0x295/0x400 [ 233.215840] ? expand_files.part.8+0x700/0x700 [ 233.220416] ? __f_unlock_pos+0xd/0x10 [ 233.224283] ? __fget_light+0x174/0x1e0 [ 233.228237] ? __fdget+0xe/0x10 [ 233.231500] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 233.236417] __sys_sendmsg+0xd9/0x180 [ 233.240210] ? __ia32_sys_shutdown+0x70/0x70 [ 233.244623] ? __sb_end_write+0xa4/0xd0 [ 233.248603] ? kasan_check_write+0x14/0x20 [ 233.252865] ? fput+0x18/0x120 [ 233.256068] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 233.261415] __x64_sys_sendmsg+0x73/0xb0 [ 233.265624] do_syscall_64+0xd0/0x4e0 [ 233.269425] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 233.274702] RIP: 0033:0x463d89 [ 233.277879] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 233.297032] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 233.304876] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 233.312127] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 233.319592] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 233.326842] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 233.334114] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 233.343941] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 233.366472] FAULT_INJECTION: forcing a failure. [ 233.366472] name failslab, interval 1, probability 0, space 0, times 0 [ 233.378342] CPU: 1 PID: 11975 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 233.386412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.397150] Call Trace: [ 233.400191] dump_stack+0x123/0x171 [ 233.404174] should_fail.cold.4+0x5/0xa [ 233.408154] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 233.416209] ? lock_downgrade+0x860/0x860 [ 233.420549] ? ___might_sleep+0x16b/0x270 [ 233.424938] __should_failslab+0xba/0xf0 [ 233.429208] should_failslab+0x9/0x20 [ 233.433256] kmem_cache_alloc_trace+0x2cb/0x740 [ 233.438113] ? qfq_change_class+0xa93/0x14e0 [ 233.442553] ? qfq_change_class+0xa93/0x14e0 [ 233.447244] ? __local_bh_enable_ip+0x160/0x260 [ 233.451928] qfq_change_class+0xad9/0x14e0 [ 233.456286] ? qfq_delete_class+0x2d0/0x2d0 [ 233.460607] ? nla_parse+0x197/0x280 [ 233.464314] tc_ctl_tclass+0x3e9/0xba0 [ 233.468284] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 233.473370] ? find_held_lock+0x36/0x1d0 [ 233.477776] rtnetlink_rcv_msg+0x34f/0x8f0 [ 233.482028] ? rtnetlink_put_metrics+0x490/0x490 [ 233.487358] ? find_held_lock+0x36/0x1d0 [ 233.491946] netlink_rcv_skb+0x13e/0x3d0 [ 233.496185] ? lock_downgrade+0x860/0x860 [ 233.500716] ? rtnetlink_put_metrics+0x490/0x490 [ 233.506424] ? netlink_ack+0xa70/0xa70 [ 233.510763] ? netlink_deliver_tap+0x182/0xb00 [ 233.515896] rtnetlink_rcv+0x10/0x20 [ 233.519894] netlink_unicast+0x443/0x650 [ 233.524224] ? netlink_attachskb+0x6c0/0x6c0 [ 233.528718] ? _copy_from_iter_full+0x182/0x720 [ 233.533463] ? __check_object_size+0x1ef/0x310 [ 233.538306] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 233.544446] netlink_sendmsg+0x764/0xc60 [ 233.548658] ? netlink_unicast+0x650/0x650 [ 233.553316] ? apparmor_socket_sendmsg+0x1b/0x20 [ 233.558582] ? netlink_unicast+0x650/0x650 [ 233.563067] sock_sendmsg+0xb5/0xf0 [ 233.566873] ___sys_sendmsg+0x647/0x950 [ 233.570951] ? find_held_lock+0x36/0x1d0 [ 233.575261] ? copy_msghdr_from_user+0x430/0x430 [ 233.580576] ? __fget+0x278/0x400 [ 233.584473] ? kasan_check_read+0x11/0x20 [ 233.588928] ? __fget+0x295/0x400 [ 233.592447] ? expand_files.part.8+0x700/0x700 [ 233.597572] ? __f_unlock_pos+0xd/0x10 [ 233.601589] ? __fget_light+0x174/0x1e0 [ 233.605787] ? __fdget+0xe/0x10 [ 233.609203] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 233.614318] __sys_sendmsg+0xd9/0x180 [ 233.618124] ? __ia32_sys_shutdown+0x70/0x70 [ 233.622732] ? __sb_end_write+0xa4/0xd0 [ 233.626777] ? kasan_check_write+0x14/0x20 [ 233.631616] ? fput+0x18/0x120 [ 233.634911] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 233.640517] __x64_sys_sendmsg+0x73/0xb0 [ 233.644713] do_syscall_64+0xd0/0x4e0 [ 233.648721] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 233.654228] RIP: 0033:0x463d89 [ 233.657593] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 233.676921] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 233.685178] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 233.692446] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 233.699702] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 233.706993] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 233.714249] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 233.723939] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 233.740580] FAULT_INJECTION: forcing a failure. [ 233.740580] name failslab, interval 1, probability 0, space 0, times 0 [ 233.755332] CPU: 1 PID: 11985 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 233.763343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.773105] Call Trace: [ 233.775727] dump_stack+0x123/0x171 [ 233.779349] should_fail.cold.4+0x5/0xa [ 233.783332] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 233.788425] ? lock_downgrade+0x860/0x860 [ 233.792562] ? ___might_sleep+0x16b/0x270 [ 233.796700] __should_failslab+0xba/0xf0 [ 233.801008] should_failslab+0x9/0x20 [ 233.805041] kmem_cache_alloc_trace+0x2cb/0x740 [ 233.809789] ? qfq_change_class+0xa93/0x14e0 [ 233.814276] ? qfq_change_class+0xa93/0x14e0 [ 233.818677] ? __local_bh_enable_ip+0x160/0x260 [ 233.823352] qfq_change_class+0xad9/0x14e0 [ 233.827667] ? qfq_delete_class+0x2d0/0x2d0 [ 233.832377] ? nla_parse+0x197/0x280 [ 233.836450] tc_ctl_tclass+0x3e9/0xba0 [ 233.840355] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 233.845592] ? find_held_lock+0x36/0x1d0 [ 233.849655] rtnetlink_rcv_msg+0x34f/0x8f0 [ 233.853883] ? rtnetlink_put_metrics+0x490/0x490 [ 233.858624] ? find_held_lock+0x36/0x1d0 [ 233.862948] netlink_rcv_skb+0x13e/0x3d0 [ 233.867079] ? lock_downgrade+0x860/0x860 [ 233.871273] ? rtnetlink_put_metrics+0x490/0x490 [ 233.876046] ? netlink_ack+0xa70/0xa70 [ 233.879929] ? netlink_deliver_tap+0x182/0xb00 [ 233.884742] rtnetlink_rcv+0x10/0x20 [ 233.888533] netlink_unicast+0x443/0x650 [ 233.892586] ? netlink_attachskb+0x6c0/0x6c0 [ 233.897245] ? _copy_from_iter_full+0x182/0x720 [ 233.901957] ? __check_object_size+0x1ef/0x310 [ 233.906540] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 233.912217] netlink_sendmsg+0x764/0xc60 [ 233.916348] ? netlink_unicast+0x650/0x650 [ 233.920573] ? apparmor_socket_sendmsg+0x1b/0x20 [ 233.925396] ? netlink_unicast+0x650/0x650 [ 233.929823] sock_sendmsg+0xb5/0xf0 [ 233.933432] ___sys_sendmsg+0x647/0x950 [ 233.937395] ? find_held_lock+0x36/0x1d0 [ 233.941457] ? copy_msghdr_from_user+0x430/0x430 [ 233.946339] ? __fget+0x278/0x400 [ 233.949780] ? kasan_check_read+0x11/0x20 [ 233.954028] ? __fget+0x295/0x400 [ 233.957669] ? expand_files.part.8+0x700/0x700 [ 233.962324] ? __f_unlock_pos+0xd/0x10 [ 233.966370] ? __fget_light+0x174/0x1e0 [ 233.970326] ? __fdget+0xe/0x10 [ 233.973603] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 233.978706] __sys_sendmsg+0xd9/0x180 [ 233.982585] ? __ia32_sys_shutdown+0x70/0x70 [ 233.987025] ? __sb_end_write+0xa4/0xd0 [ 233.991027] ? kasan_check_write+0x14/0x20 [ 233.995243] ? fput+0x18/0x120 [ 233.998422] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.003801] __x64_sys_sendmsg+0x73/0xb0 [ 234.007850] do_syscall_64+0xd0/0x4e0 [ 234.011671] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.017216] RIP: 0033:0x463d89 [ 234.020388] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 234.040434] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 234.048329] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 234.055670] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 234.063036] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 234.070598] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 234.078035] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 234.089927] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 234.130398] FAULT_INJECTION: forcing a failure. [ 234.130398] name failslab, interval 1, probability 0, space 0, times 0 [ 234.141900] CPU: 0 PID: 11997 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 234.149908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.159319] Call Trace: [ 234.161917] dump_stack+0x123/0x171 [ 234.165577] should_fail.cold.4+0x5/0xa [ 234.169612] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 234.174834] ? lock_downgrade+0x860/0x860 [ 234.179008] ? ___might_sleep+0x16b/0x270 [ 234.183146] __should_failslab+0xba/0xf0 [ 234.187488] should_failslab+0x9/0x20 [ 234.191287] kmem_cache_alloc_trace+0x2cb/0x740 [ 234.196034] ? qfq_change_class+0xa93/0x14e0 [ 234.200448] ? qfq_change_class+0xa93/0x14e0 [ 234.204971] ? __local_bh_enable_ip+0x160/0x260 [ 234.210078] qfq_change_class+0xad9/0x14e0 [ 234.214307] ? qfq_delete_class+0x2d0/0x2d0 [ 234.218623] ? nla_parse+0x197/0x280 [ 234.222393] tc_ctl_tclass+0x3e9/0xba0 [ 234.226290] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 234.231470] ? find_held_lock+0x36/0x1d0 [ 234.235546] rtnetlink_rcv_msg+0x34f/0x8f0 [ 234.239900] ? rtnetlink_put_metrics+0x490/0x490 [ 234.244792] ? find_held_lock+0x36/0x1d0 [ 234.248885] netlink_rcv_skb+0x13e/0x3d0 [ 234.252937] ? lock_downgrade+0x860/0x860 [ 234.257161] ? rtnetlink_put_metrics+0x490/0x490 [ 234.262079] ? netlink_ack+0xa70/0xa70 [ 234.265970] ? netlink_deliver_tap+0x182/0xb00 [ 234.270539] rtnetlink_rcv+0x10/0x20 [ 234.274238] netlink_unicast+0x443/0x650 [ 234.278286] ? netlink_attachskb+0x6c0/0x6c0 [ 234.282685] ? _copy_from_iter_full+0x182/0x720 [ 234.287338] ? __check_object_size+0x1ef/0x310 [ 234.291902] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 234.297519] netlink_sendmsg+0x764/0xc60 [ 234.301653] ? netlink_unicast+0x650/0x650 [ 234.306303] ? apparmor_socket_sendmsg+0x1b/0x20 [ 234.311041] ? netlink_unicast+0x650/0x650 [ 234.315545] sock_sendmsg+0xb5/0xf0 [ 234.319166] ___sys_sendmsg+0x647/0x950 [ 234.323134] ? find_held_lock+0x36/0x1d0 [ 234.327369] ? copy_msghdr_from_user+0x430/0x430 [ 234.332128] ? __fget+0x278/0x400 [ 234.335583] ? kasan_check_read+0x11/0x20 [ 234.339736] ? __fget+0x295/0x400 [ 234.343451] ? expand_files.part.8+0x700/0x700 [ 234.348019] ? __f_unlock_pos+0xd/0x10 [ 234.351910] ? __fget_light+0x174/0x1e0 [ 234.355916] ? __fdget+0xe/0x10 [ 234.359471] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 234.364885] __sys_sendmsg+0xd9/0x180 [ 234.368770] ? __ia32_sys_shutdown+0x70/0x70 [ 234.373180] ? __sb_end_write+0xa4/0xd0 [ 234.377153] ? kasan_check_write+0x14/0x20 [ 234.381407] ? fput+0x18/0x120 [ 234.384609] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.389992] __x64_sys_sendmsg+0x73/0xb0 [ 234.394056] do_syscall_64+0xd0/0x4e0 [ 234.397848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.403130] RIP: 0033:0x463d89 [ 234.406418] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 234.425825] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 234.433516] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 234.440973] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 234.448224] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 234.455534] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 234.463066] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 234.477075] FAULT_INJECTION: forcing a failure. [ 234.477075] name failslab, interval 1, probability 0, space 0, times 0 [ 234.490460] CPU: 0 PID: 12007 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 234.498708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.508056] Call Trace: [ 234.510635] dump_stack+0x123/0x171 [ 234.514385] should_fail.cold.4+0x5/0xa [ 234.518360] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 234.523543] ? lock_downgrade+0x860/0x860 [ 234.527728] ? ___might_sleep+0x16b/0x270 [ 234.531980] __should_failslab+0xba/0xf0 [ 234.536028] should_failslab+0x9/0x20 [ 234.539823] kmem_cache_alloc_trace+0x2cb/0x740 [ 234.544476] ? qfq_change_class+0xa93/0x14e0 [ 234.548865] ? qfq_change_class+0xa93/0x14e0 [ 234.553258] ? __local_bh_enable_ip+0x160/0x260 [ 234.558473] qfq_change_class+0xad9/0x14e0 [ 234.562816] ? qfq_delete_class+0x2d0/0x2d0 [ 234.567232] ? nla_parse+0x197/0x280 [ 234.571006] tc_ctl_tclass+0x3e9/0xba0 [ 234.574889] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 234.580107] ? find_held_lock+0x36/0x1d0 [ 234.584159] rtnetlink_rcv_msg+0x34f/0x8f0 [ 234.588388] ? rtnetlink_put_metrics+0x490/0x490 [ 234.593219] ? find_held_lock+0x36/0x1d0 [ 234.597274] netlink_rcv_skb+0x13e/0x3d0 [ 234.601327] ? lock_downgrade+0x860/0x860 [ 234.605562] ? rtnetlink_put_metrics+0x490/0x490 [ 234.610386] ? netlink_ack+0xa70/0xa70 [ 234.614531] ? netlink_deliver_tap+0x182/0xb00 [ 234.619126] rtnetlink_rcv+0x10/0x20 [ 234.623028] netlink_unicast+0x443/0x650 [ 234.627118] ? netlink_attachskb+0x6c0/0x6c0 [ 234.631515] ? _copy_from_iter_full+0x182/0x720 [ 234.636264] ? __check_object_size+0x1ef/0x310 [ 234.641094] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 234.646616] netlink_sendmsg+0x764/0xc60 [ 234.650665] ? netlink_unicast+0x650/0x650 [ 234.655155] ? apparmor_socket_sendmsg+0x1b/0x20 [ 234.660173] ? netlink_unicast+0x650/0x650 [ 234.664398] sock_sendmsg+0xb5/0xf0 [ 234.668011] ___sys_sendmsg+0x647/0x950 [ 234.672078] ? find_held_lock+0x36/0x1d0 [ 234.677198] ? copy_msghdr_from_user+0x430/0x430 [ 234.682329] ? __fget+0x278/0x400 [ 234.685916] ? kasan_check_read+0x11/0x20 [ 234.690298] ? __fget+0x295/0x400 [ 234.693858] ? expand_files.part.8+0x700/0x700 [ 234.698430] ? __f_unlock_pos+0xd/0x10 [ 234.703911] ? __fget_light+0x174/0x1e0 [ 234.707918] ? __fdget+0xe/0x10 [ 234.711357] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 234.716204] __sys_sendmsg+0xd9/0x180 [ 234.720138] ? __ia32_sys_shutdown+0x70/0x70 [ 234.724530] ? __sb_end_write+0xa4/0xd0 [ 234.729218] ? kasan_check_write+0x14/0x20 [ 234.733439] ? fput+0x18/0x120 [ 234.736643] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.741996] __x64_sys_sendmsg+0x73/0xb0 [ 234.746145] do_syscall_64+0xd0/0x4e0 [ 234.750038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.755441] RIP: 0033:0x463d89 [ 234.758631] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 234.778235] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 234.786020] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 234.793288] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 234.800814] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 234.808265] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 234.815521] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 234.829144] FAULT_INJECTION: forcing a failure. [ 234.829144] name failslab, interval 1, probability 0, space 0, times 0 [ 234.842988] CPU: 0 PID: 12013 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 234.850978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.860674] Call Trace: [ 234.863258] dump_stack+0x123/0x171 [ 234.866886] should_fail.cold.4+0x5/0xa [ 234.870859] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 234.875956] ? lock_downgrade+0x860/0x860 [ 234.880193] ? ___might_sleep+0x16b/0x270 [ 234.885902] __should_failslab+0xba/0xf0 [ 234.890317] should_failslab+0x9/0x20 [ 234.894543] kmem_cache_alloc_trace+0x2cb/0x740 [ 234.899288] ? qfq_change_class+0xa93/0x14e0 [ 234.903705] ? qfq_change_class+0xa93/0x14e0 [ 234.908188] ? __local_bh_enable_ip+0x160/0x260 [ 234.912845] qfq_change_class+0xad9/0x14e0 [ 234.917174] ? qfq_delete_class+0x2d0/0x2d0 [ 234.921485] ? nla_parse+0x197/0x280 [ 234.925188] tc_ctl_tclass+0x3e9/0xba0 [ 234.929329] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 234.934436] ? find_held_lock+0x36/0x1d0 [ 234.938764] rtnetlink_rcv_msg+0x34f/0x8f0 [ 234.942982] ? rtnetlink_put_metrics+0x490/0x490 [ 234.947718] ? find_held_lock+0x36/0x1d0 [ 234.951771] netlink_rcv_skb+0x13e/0x3d0 [ 234.955890] ? lock_downgrade+0x860/0x860 [ 234.960015] ? rtnetlink_put_metrics+0x490/0x490 [ 234.964760] ? netlink_ack+0xa70/0xa70 [ 234.968655] ? netlink_deliver_tap+0x182/0xb00 [ 234.973317] rtnetlink_rcv+0x10/0x20 [ 234.977324] netlink_unicast+0x443/0x650 [ 234.981641] ? netlink_attachskb+0x6c0/0x6c0 [ 234.986052] ? _copy_from_iter_full+0x182/0x720 [ 234.990711] ? __check_object_size+0x1ef/0x310 [ 234.995285] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 235.000922] netlink_sendmsg+0x764/0xc60 [ 235.005062] ? netlink_unicast+0x650/0x650 [ 235.009483] ? apparmor_socket_sendmsg+0x1b/0x20 [ 235.014402] ? netlink_unicast+0x650/0x650 [ 235.018647] sock_sendmsg+0xb5/0xf0 [ 235.022276] ___sys_sendmsg+0x647/0x950 [ 235.026264] ? find_held_lock+0x36/0x1d0 [ 235.030397] ? copy_msghdr_from_user+0x430/0x430 [ 235.035143] ? __fget+0x278/0x400 [ 235.038586] ? kasan_check_read+0x11/0x20 [ 235.042807] ? __fget+0x295/0x400 [ 235.046488] ? expand_files.part.8+0x700/0x700 [ 235.051232] ? __f_unlock_pos+0xd/0x10 [ 235.055214] ? __fget_light+0x174/0x1e0 [ 235.059493] ? __fdget+0xe/0x10 [ 235.062958] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 235.068253] __sys_sendmsg+0xd9/0x180 [ 235.072145] ? __ia32_sys_shutdown+0x70/0x70 [ 235.076652] ? __sb_end_write+0xa4/0xd0 [ 235.080628] ? kasan_check_write+0x14/0x20 [ 235.084932] ? fput+0x18/0x120 [ 235.088333] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.093910] __x64_sys_sendmsg+0x73/0xb0 [ 235.098973] do_syscall_64+0xd0/0x4e0 [ 235.102787] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.108425] RIP: 0033:0x463d89 [ 235.111886] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 235.131070] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 235.138864] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 235.146285] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 235.153552] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 235.160846] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 235.168216] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 235.182672] FAULT_INJECTION: forcing a failure. [ 235.182672] name failslab, interval 1, probability 0, space 0, times 0 [ 235.196135] CPU: 0 PID: 12021 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 235.204119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.214522] Call Trace: [ 235.217132] dump_stack+0x123/0x171 [ 235.221123] should_fail.cold.4+0x5/0xa [ 235.225189] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 235.230301] ? lock_downgrade+0x860/0x860 [ 235.234533] ? ___might_sleep+0x16b/0x270 [ 235.238813] __should_failslab+0xba/0xf0 [ 235.242896] should_failslab+0x9/0x20 [ 235.246697] kmem_cache_alloc_node_trace+0x265/0x730 [ 235.251803] ? __lock_is_held+0xb5/0x140 [ 235.255945] __kmalloc_node+0x3c/0x70 [ 235.259743] qdisc_alloc+0xb1/0x9a0 [ 235.263375] ? kmem_cache_alloc_trace+0x347/0x740 [ 235.268527] qdisc_create_dflt+0x5e/0x1a0 [ 235.272674] qfq_change_class+0x6ae/0x14e0 [ 235.276929] ? security_capable+0x58/0xa0 [ 235.281200] ? qfq_delete_class+0x2d0/0x2d0 [ 235.285781] ? nla_parse+0x197/0x280 [ 235.289671] tc_ctl_tclass+0x3e9/0xba0 [ 235.293561] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 235.298899] ? find_held_lock+0x36/0x1d0 [ 235.302969] rtnetlink_rcv_msg+0x34f/0x8f0 [ 235.307198] ? rtnetlink_put_metrics+0x490/0x490 [ 235.311947] ? find_held_lock+0x36/0x1d0 [ 235.316000] netlink_rcv_skb+0x13e/0x3d0 [ 235.320052] ? lock_downgrade+0x860/0x860 [ 235.324184] ? rtnetlink_put_metrics+0x490/0x490 [ 235.329031] ? netlink_ack+0xa70/0xa70 [ 235.332913] ? netlink_deliver_tap+0x182/0xb00 [ 235.337484] rtnetlink_rcv+0x10/0x20 [ 235.341332] netlink_unicast+0x443/0x650 [ 235.345397] ? netlink_attachskb+0x6c0/0x6c0 [ 235.349804] ? _copy_from_iter_full+0x182/0x720 [ 235.354586] ? __check_object_size+0x1ef/0x310 [ 235.359329] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 235.365152] netlink_sendmsg+0x764/0xc60 [ 235.369286] ? netlink_unicast+0x650/0x650 [ 235.373722] ? apparmor_socket_sendmsg+0x1b/0x20 [ 235.378670] ? netlink_unicast+0x650/0x650 [ 235.382911] sock_sendmsg+0xb5/0xf0 [ 235.386529] ___sys_sendmsg+0x647/0x950 [ 235.390537] ? find_held_lock+0x36/0x1d0 [ 235.394589] ? copy_msghdr_from_user+0x430/0x430 [ 235.399613] ? __fget+0x278/0x400 [ 235.403075] ? kasan_check_read+0x11/0x20 [ 235.407570] ? __fget+0x295/0x400 [ 235.411055] ? expand_files.part.8+0x700/0x700 [ 235.415636] ? __f_unlock_pos+0xd/0x10 [ 235.419512] ? __fget_light+0x174/0x1e0 [ 235.423649] ? __fdget+0xe/0x10 [ 235.426925] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 235.431886] __sys_sendmsg+0xd9/0x180 [ 235.435689] ? __ia32_sys_shutdown+0x70/0x70 [ 235.440166] ? __sb_end_write+0xa4/0xd0 [ 235.444213] ? kasan_check_write+0x14/0x20 [ 235.448433] ? fput+0x18/0x120 [ 235.451622] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.456976] __x64_sys_sendmsg+0x73/0xb0 [ 235.461128] do_syscall_64+0xd0/0x4e0 [ 235.464919] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.470583] RIP: 0033:0x463d89 [ 235.473757] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 235.492743] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 235.500447] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 235.507725] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 235.515418] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 235.522772] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 235.530036] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 235.545088] FAULT_INJECTION: forcing a failure. [ 235.545088] name failslab, interval 1, probability 0, space 0, times 0 [ 235.558757] CPU: 0 PID: 12031 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 235.567051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.576404] Call Trace: [ 235.579027] dump_stack+0x123/0x171 [ 235.582659] should_fail.cold.4+0x5/0xa [ 235.586633] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 235.591819] ? lock_downgrade+0x860/0x860 [ 235.595958] ? ___might_sleep+0x16b/0x270 [ 235.600215] __should_failslab+0xba/0xf0 [ 235.604274] should_failslab+0x9/0x20 [ 235.608068] kmem_cache_alloc_trace+0x2cb/0x740 [ 235.612718] ? qfq_change_class+0xa93/0x14e0 [ 235.617109] ? qfq_change_class+0xa93/0x14e0 [ 235.621503] ? __local_bh_enable_ip+0x160/0x260 [ 235.626176] qfq_change_class+0xad9/0x14e0 [ 235.630393] ? qfq_delete_class+0x2d0/0x2d0 [ 235.634760] ? nla_parse+0x197/0x280 [ 235.638527] tc_ctl_tclass+0x3e9/0xba0 [ 235.642424] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 235.647551] ? find_held_lock+0x36/0x1d0 [ 235.652048] rtnetlink_rcv_msg+0x34f/0x8f0 [ 235.656281] ? rtnetlink_put_metrics+0x490/0x490 [ 235.661282] ? find_held_lock+0x36/0x1d0 [ 235.665428] netlink_rcv_skb+0x13e/0x3d0 [ 235.669681] ? lock_downgrade+0x860/0x860 [ 235.673939] ? rtnetlink_put_metrics+0x490/0x490 [ 235.678717] ? netlink_ack+0xa70/0xa70 [ 235.682602] ? netlink_deliver_tap+0x182/0xb00 [ 235.687193] rtnetlink_rcv+0x10/0x20 [ 235.690922] netlink_unicast+0x443/0x650 [ 235.694982] ? netlink_attachskb+0x6c0/0x6c0 [ 235.699378] ? _copy_from_iter_full+0x182/0x720 [ 235.704032] ? __check_object_size+0x1ef/0x310 [ 235.708599] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 235.714214] netlink_sendmsg+0x764/0xc60 [ 235.718273] ? netlink_unicast+0x650/0x650 [ 235.722590] ? apparmor_socket_sendmsg+0x1b/0x20 [ 235.727524] ? netlink_unicast+0x650/0x650 [ 235.731938] sock_sendmsg+0xb5/0xf0 [ 235.735649] ___sys_sendmsg+0x647/0x950 [ 235.739643] ? find_held_lock+0x36/0x1d0 [ 235.743690] ? copy_msghdr_from_user+0x430/0x430 [ 235.748764] ? __fget+0x278/0x400 [ 235.752221] ? kasan_check_read+0x11/0x20 [ 235.756733] ? __fget+0x295/0x400 [ 235.760281] ? expand_files.part.8+0x700/0x700 [ 235.765255] ? __f_unlock_pos+0xd/0x10 [ 235.769589] ? __fget_light+0x174/0x1e0 [ 235.773650] ? __fdget+0xe/0x10 [ 235.776929] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 235.782469] __sys_sendmsg+0xd9/0x180 [ 235.786650] ? __ia32_sys_shutdown+0x70/0x70 [ 235.791148] ? __sb_end_write+0xa4/0xd0 [ 235.795114] ? kasan_check_write+0x14/0x20 [ 235.799450] ? fput+0x18/0x120 [ 235.802730] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.808275] __x64_sys_sendmsg+0x73/0xb0 [ 235.812422] do_syscall_64+0xd0/0x4e0 [ 235.816210] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.821646] RIP: 0033:0x463d89 [ 235.824942] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 235.844303] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 235.852099] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 235.859386] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 235.866741] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 235.874124] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 2021/06/23 21:24:10 executed programs: 525 [ 235.881674] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 235.891841] nla_parse: 4 callbacks suppressed [ 235.891845] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 235.919497] FAULT_INJECTION: forcing a failure. [ 235.919497] name failslab, interval 1, probability 0, space 0, times 0 [ 235.932131] CPU: 1 PID: 12041 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 235.940118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.949643] Call Trace: [ 235.952237] dump_stack+0x123/0x171 [ 235.956021] should_fail.cold.4+0x5/0xa [ 235.960827] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 235.966140] ? lock_downgrade+0x860/0x860 [ 235.971041] ? ___might_sleep+0x16b/0x270 [ 235.975291] __should_failslab+0xba/0xf0 [ 235.979342] should_failslab+0x9/0x20 [ 235.983570] kmem_cache_alloc_trace+0x2cb/0x740 [ 235.988226] ? qfq_change_class+0xa93/0x14e0 [ 235.992703] ? qfq_change_class+0xa93/0x14e0 [ 235.997094] ? __local_bh_enable_ip+0x160/0x260 [ 236.001828] qfq_change_class+0xad9/0x14e0 [ 236.006592] ? qfq_delete_class+0x2d0/0x2d0 [ 236.011529] ? nla_parse+0x197/0x280 [ 236.015326] tc_ctl_tclass+0x3e9/0xba0 [ 236.019404] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 236.024688] ? find_held_lock+0x36/0x1d0 [ 236.028756] rtnetlink_rcv_msg+0x34f/0x8f0 [ 236.033082] ? rtnetlink_put_metrics+0x490/0x490 [ 236.038004] ? find_held_lock+0x36/0x1d0 [ 236.042049] netlink_rcv_skb+0x13e/0x3d0 [ 236.047389] ? lock_downgrade+0x860/0x860 [ 236.051553] ? rtnetlink_put_metrics+0x490/0x490 [ 236.056313] ? netlink_ack+0xa70/0xa70 [ 236.060197] ? netlink_deliver_tap+0x182/0xb00 [ 236.064770] rtnetlink_rcv+0x10/0x20 [ 236.068463] netlink_unicast+0x443/0x650 [ 236.072588] ? netlink_attachskb+0x6c0/0x6c0 [ 236.077350] ? _copy_from_iter_full+0x182/0x720 [ 236.082025] ? __check_object_size+0x1ef/0x310 [ 236.086701] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 236.092245] netlink_sendmsg+0x764/0xc60 [ 236.096297] ? netlink_unicast+0x650/0x650 [ 236.100524] ? apparmor_socket_sendmsg+0x1b/0x20 [ 236.105292] ? netlink_unicast+0x650/0x650 [ 236.109533] sock_sendmsg+0xb5/0xf0 [ 236.113244] ___sys_sendmsg+0x647/0x950 [ 236.117483] ? find_held_lock+0x36/0x1d0 [ 236.121836] ? copy_msghdr_from_user+0x430/0x430 [ 236.126771] ? __fget+0x278/0x400 [ 236.130223] ? kasan_check_read+0x11/0x20 [ 236.134373] ? __fget+0x295/0x400 [ 236.137833] ? expand_files.part.8+0x700/0x700 [ 236.142503] ? __f_unlock_pos+0xd/0x10 [ 236.146366] ? __fget_light+0x174/0x1e0 [ 236.150328] ? __fdget+0xe/0x10 [ 236.153606] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 236.158516] __sys_sendmsg+0xd9/0x180 [ 236.162298] ? __ia32_sys_shutdown+0x70/0x70 [ 236.166700] ? __sb_end_write+0xa4/0xd0 [ 236.170663] ? kasan_check_write+0x14/0x20 [ 236.174874] ? fput+0x18/0x120 [ 236.178050] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.183765] __x64_sys_sendmsg+0x73/0xb0 [ 236.188100] do_syscall_64+0xd0/0x4e0 [ 236.192186] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.197360] RIP: 0033:0x463d89 [ 236.200536] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 236.221186] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 236.229226] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 236.236571] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 236.244393] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 236.252424] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 236.259873] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 236.281788] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 236.304858] FAULT_INJECTION: forcing a failure. [ 236.304858] name failslab, interval 1, probability 0, space 0, times 0 [ 236.318518] CPU: 1 PID: 12049 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 236.326669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.336494] Call Trace: [ 236.339157] dump_stack+0x123/0x171 [ 236.342773] should_fail.cold.4+0x5/0xa [ 236.346866] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 236.351967] ? lock_downgrade+0x860/0x860 [ 236.356096] ? ___might_sleep+0x16b/0x270 [ 236.360229] __should_failslab+0xba/0xf0 [ 236.364760] should_failslab+0x9/0x20 [ 236.368719] kmem_cache_alloc_trace+0x2cb/0x740 [ 236.373549] ? qfq_change_class+0xa93/0x14e0 [ 236.378125] ? qfq_change_class+0xa93/0x14e0 [ 236.383038] ? __local_bh_enable_ip+0x160/0x260 [ 236.387701] qfq_change_class+0xad9/0x14e0 [ 236.392179] ? qfq_delete_class+0x2d0/0x2d0 [ 236.396535] ? nla_parse+0x197/0x280 [ 236.400487] tc_ctl_tclass+0x3e9/0xba0 [ 236.404982] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 236.410619] ? find_held_lock+0x36/0x1d0 [ 236.414789] rtnetlink_rcv_msg+0x34f/0x8f0 [ 236.419307] ? rtnetlink_put_metrics+0x490/0x490 [ 236.424814] ? find_held_lock+0x36/0x1d0 [ 236.429355] netlink_rcv_skb+0x13e/0x3d0 [ 236.433447] ? lock_downgrade+0x860/0x860 [ 236.438044] ? rtnetlink_put_metrics+0x490/0x490 [ 236.443141] ? netlink_ack+0xa70/0xa70 [ 236.447199] ? netlink_deliver_tap+0x182/0xb00 [ 236.451894] rtnetlink_rcv+0x10/0x20 [ 236.456321] netlink_unicast+0x443/0x650 [ 236.460742] ? netlink_attachskb+0x6c0/0x6c0 [ 236.465448] ? _copy_from_iter_full+0x182/0x720 [ 236.470339] ? __check_object_size+0x1ef/0x310 [ 236.475486] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 236.481112] netlink_sendmsg+0x764/0xc60 [ 236.485382] ? netlink_unicast+0x650/0x650 [ 236.490767] ? apparmor_socket_sendmsg+0x1b/0x20 [ 236.496122] ? netlink_unicast+0x650/0x650 [ 236.500432] sock_sendmsg+0xb5/0xf0 [ 236.504424] ___sys_sendmsg+0x647/0x950 [ 236.508579] ? find_held_lock+0x36/0x1d0 [ 236.512758] ? copy_msghdr_from_user+0x430/0x430 [ 236.517872] ? __fget+0x278/0x400 [ 236.521322] ? kasan_check_read+0x11/0x20 [ 236.525559] ? __fget+0x295/0x400 [ 236.529872] ? expand_files.part.8+0x700/0x700 [ 236.534700] ? __f_unlock_pos+0xd/0x10 [ 236.538772] ? __fget_light+0x174/0x1e0 [ 236.542736] ? __fdget+0xe/0x10 [ 236.546183] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 236.551529] __sys_sendmsg+0xd9/0x180 [ 236.555539] ? __ia32_sys_shutdown+0x70/0x70 [ 236.559958] ? __sb_end_write+0xa4/0xd0 [ 236.563919] ? kasan_check_write+0x14/0x20 [ 236.568472] ? fput+0x18/0x120 [ 236.571656] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.577094] __x64_sys_sendmsg+0x73/0xb0 [ 236.581140] do_syscall_64+0xd0/0x4e0 [ 236.585778] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.591303] RIP: 0033:0x463d89 [ 236.594515] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 236.614680] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 236.622823] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 236.630250] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 236.637690] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 236.645417] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 236.652865] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 236.663118] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 236.688203] FAULT_INJECTION: forcing a failure. [ 236.688203] name failslab, interval 1, probability 0, space 0, times 0 [ 236.700018] CPU: 1 PID: 12059 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 236.708271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.717790] Call Trace: [ 236.720373] dump_stack+0x123/0x171 [ 236.724159] should_fail.cold.4+0x5/0xa [ 236.728474] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 236.734105] ? lock_downgrade+0x860/0x860 [ 236.738516] ? ___might_sleep+0x16b/0x270 [ 236.742708] __should_failslab+0xba/0xf0 [ 236.747029] should_failslab+0x9/0x20 [ 236.750905] kmem_cache_alloc_trace+0x2cb/0x740 [ 236.755863] ? qfq_change_class+0xa93/0x14e0 [ 236.760252] ? qfq_change_class+0xa93/0x14e0 [ 236.764670] ? __local_bh_enable_ip+0x160/0x260 [ 236.769420] qfq_change_class+0xad9/0x14e0 [ 236.773910] ? qfq_delete_class+0x2d0/0x2d0 [ 236.778249] ? nla_parse+0x197/0x280 [ 236.782033] tc_ctl_tclass+0x3e9/0xba0 [ 236.785914] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 236.791284] ? find_held_lock+0x36/0x1d0 [ 236.795616] rtnetlink_rcv_msg+0x34f/0x8f0 [ 236.799845] ? rtnetlink_put_metrics+0x490/0x490 [ 236.804763] ? find_held_lock+0x36/0x1d0 [ 236.808819] netlink_rcv_skb+0x13e/0x3d0 [ 236.812858] ? lock_downgrade+0x860/0x860 [ 236.816983] ? rtnetlink_put_metrics+0x490/0x490 [ 236.821749] ? netlink_ack+0xa70/0xa70 [ 236.825616] ? netlink_deliver_tap+0x182/0xb00 [ 236.830178] rtnetlink_rcv+0x10/0x20 [ 236.833869] netlink_unicast+0x443/0x650 [ 236.837925] ? netlink_attachskb+0x6c0/0x6c0 [ 236.842336] ? _copy_from_iter_full+0x182/0x720 [ 236.847094] ? __check_object_size+0x1ef/0x310 [ 236.851781] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 236.857478] netlink_sendmsg+0x764/0xc60 [ 236.861955] ? netlink_unicast+0x650/0x650 [ 236.866195] ? apparmor_socket_sendmsg+0x1b/0x20 [ 236.870951] ? netlink_unicast+0x650/0x650 [ 236.875254] sock_sendmsg+0xb5/0xf0 [ 236.878860] ___sys_sendmsg+0x647/0x950 [ 236.883132] ? find_held_lock+0x36/0x1d0 [ 236.887198] ? copy_msghdr_from_user+0x430/0x430 [ 236.891943] ? __fget+0x278/0x400 [ 236.895383] ? kasan_check_read+0x11/0x20 [ 236.899572] ? __fget+0x295/0x400 [ 236.903118] ? expand_files.part.8+0x700/0x700 [ 236.907882] ? __f_unlock_pos+0xd/0x10 [ 236.911843] ? __fget_light+0x174/0x1e0 [ 236.915816] ? __fdget+0xe/0x10 [ 236.919086] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 236.924176] __sys_sendmsg+0xd9/0x180 [ 236.927967] ? __ia32_sys_shutdown+0x70/0x70 [ 236.932561] ? __sb_end_write+0xa4/0xd0 [ 236.936620] ? kasan_check_write+0x14/0x20 [ 236.940845] ? fput+0x18/0x120 [ 236.944237] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.949586] __x64_sys_sendmsg+0x73/0xb0 [ 236.953639] do_syscall_64+0xd0/0x4e0 [ 236.957593] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 236.963146] RIP: 0033:0x463d89 [ 236.966340] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 236.985559] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 236.994026] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 237.001279] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 237.008708] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 237.016765] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 237.024121] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 237.033063] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 237.051536] FAULT_INJECTION: forcing a failure. [ 237.051536] name failslab, interval 1, probability 0, space 0, times 0 [ 237.065183] CPU: 1 PID: 12069 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 237.073083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.083226] Call Trace: [ 237.085821] dump_stack+0x123/0x171 [ 237.089470] should_fail.cold.4+0x5/0xa [ 237.093520] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 237.099000] ? lock_downgrade+0x860/0x860 [ 237.103134] ? ___might_sleep+0x16b/0x270 [ 237.107265] __should_failslab+0xba/0xf0 [ 237.111400] should_failslab+0x9/0x20 [ 237.115190] kmem_cache_alloc_trace+0x2cb/0x740 [ 237.120046] ? qfq_change_class+0xa93/0x14e0 [ 237.124725] ? qfq_change_class+0xa93/0x14e0 [ 237.129372] ? __local_bh_enable_ip+0x160/0x260 [ 237.134391] qfq_change_class+0xad9/0x14e0 [ 237.138789] ? qfq_delete_class+0x2d0/0x2d0 [ 237.143187] ? nla_parse+0x197/0x280 [ 237.147213] tc_ctl_tclass+0x3e9/0xba0 [ 237.151127] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 237.156273] ? find_held_lock+0x36/0x1d0 [ 237.160432] rtnetlink_rcv_msg+0x34f/0x8f0 [ 237.164854] ? rtnetlink_put_metrics+0x490/0x490 [ 237.170072] ? find_held_lock+0x36/0x1d0 [ 237.174728] netlink_rcv_skb+0x13e/0x3d0 [ 237.179352] ? lock_downgrade+0x860/0x860 [ 237.183681] ? rtnetlink_put_metrics+0x490/0x490 [ 237.188793] ? netlink_ack+0xa70/0xa70 [ 237.192965] ? netlink_deliver_tap+0x182/0xb00 [ 237.197563] rtnetlink_rcv+0x10/0x20 [ 237.201352] netlink_unicast+0x443/0x650 [ 237.205407] ? netlink_attachskb+0x6c0/0x6c0 [ 237.209882] ? _copy_from_iter_full+0x182/0x720 [ 237.214551] ? __check_object_size+0x1ef/0x310 [ 237.219142] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 237.225204] netlink_sendmsg+0x764/0xc60 [ 237.229256] ? netlink_unicast+0x650/0x650 [ 237.233480] ? apparmor_socket_sendmsg+0x1b/0x20 [ 237.238413] ? netlink_unicast+0x650/0x650 [ 237.242822] sock_sendmsg+0xb5/0xf0 [ 237.246432] ___sys_sendmsg+0x647/0x950 [ 237.250778] ? find_held_lock+0x36/0x1d0 [ 237.254920] ? copy_msghdr_from_user+0x430/0x430 [ 237.259846] ? __fget+0x278/0x400 [ 237.263463] ? kasan_check_read+0x11/0x20 [ 237.267803] ? __fget+0x295/0x400 [ 237.271385] ? expand_files.part.8+0x700/0x700 [ 237.276318] ? __f_unlock_pos+0xd/0x10 [ 237.280889] ? __fget_light+0x174/0x1e0 [ 237.284949] ? __fdget+0xe/0x10 [ 237.288436] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 237.293713] __sys_sendmsg+0xd9/0x180 [ 237.297697] ? __ia32_sys_shutdown+0x70/0x70 [ 237.302194] ? __sb_end_write+0xa4/0xd0 [ 237.306845] ? kasan_check_write+0x14/0x20 [ 237.311172] ? fput+0x18/0x120 [ 237.314357] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 237.319889] __x64_sys_sendmsg+0x73/0xb0 [ 237.324129] do_syscall_64+0xd0/0x4e0 [ 237.328013] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 237.333194] RIP: 0033:0x463d89 [ 237.336684] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 237.355943] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 237.363953] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 237.371218] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 237.378636] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 237.385979] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 237.393491] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 237.403802] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 237.439717] FAULT_INJECTION: forcing a failure. [ 237.439717] name failslab, interval 1, probability 0, space 0, times 0 [ 237.453937] CPU: 0 PID: 12077 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 237.462318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.472267] Call Trace: [ 237.474848] dump_stack+0x123/0x171 [ 237.478466] should_fail.cold.4+0x5/0xa [ 237.482604] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 237.487717] ? lock_downgrade+0x860/0x860 [ 237.491962] ? ___might_sleep+0x16b/0x270 [ 237.496103] __should_failslab+0xba/0xf0 [ 237.500171] should_failslab+0x9/0x20 [ 237.503975] kmem_cache_alloc_trace+0x2cb/0x740 [ 237.508899] ? qfq_change_class+0xa93/0x14e0 [ 237.513767] ? qfq_change_class+0xa93/0x14e0 [ 237.518284] ? __local_bh_enable_ip+0x160/0x260 [ 237.523048] qfq_change_class+0xad9/0x14e0 [ 237.529744] ? qfq_delete_class+0x2d0/0x2d0 [ 237.534051] ? nla_parse+0x197/0x280 [ 237.537786] tc_ctl_tclass+0x3e9/0xba0 [ 237.541671] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 237.546871] ? find_held_lock+0x36/0x1d0 [ 237.551058] rtnetlink_rcv_msg+0x34f/0x8f0 [ 237.555284] ? rtnetlink_put_metrics+0x490/0x490 [ 237.560025] ? find_held_lock+0x36/0x1d0 [ 237.564084] netlink_rcv_skb+0x13e/0x3d0 [ 237.568259] ? lock_downgrade+0x860/0x860 [ 237.572727] ? rtnetlink_put_metrics+0x490/0x490 [ 237.577910] ? netlink_ack+0xa70/0xa70 [ 237.581787] ? netlink_deliver_tap+0x182/0xb00 [ 237.586378] rtnetlink_rcv+0x10/0x20 [ 237.590301] netlink_unicast+0x443/0x650 [ 237.594532] ? netlink_attachskb+0x6c0/0x6c0 [ 237.599289] ? _copy_from_iter_full+0x182/0x720 [ 237.604304] ? __check_object_size+0x1ef/0x310 [ 237.609138] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 237.614840] netlink_sendmsg+0x764/0xc60 [ 237.618909] ? netlink_unicast+0x650/0x650 [ 237.623151] ? apparmor_socket_sendmsg+0x1b/0x20 [ 237.627895] ? netlink_unicast+0x650/0x650 [ 237.632117] sock_sendmsg+0xb5/0xf0 [ 237.635829] ___sys_sendmsg+0x647/0x950 [ 237.639961] ? find_held_lock+0x36/0x1d0 [ 237.644002] ? copy_msghdr_from_user+0x430/0x430 [ 237.649133] ? __fget+0x278/0x400 [ 237.652714] ? kasan_check_read+0x11/0x20 [ 237.657034] ? __fget+0x295/0x400 [ 237.660585] ? expand_files.part.8+0x700/0x700 [ 237.665161] ? __f_unlock_pos+0xd/0x10 [ 237.669233] ? __fget_light+0x174/0x1e0 [ 237.673241] ? __fdget+0xe/0x10 [ 237.676527] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 237.681827] __sys_sendmsg+0xd9/0x180 [ 237.685712] ? __ia32_sys_shutdown+0x70/0x70 [ 237.690218] ? __sb_end_write+0xa4/0xd0 [ 237.694179] ? kasan_check_write+0x14/0x20 [ 237.698567] ? fput+0x18/0x120 [ 237.701755] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 237.707186] __x64_sys_sendmsg+0x73/0xb0 [ 237.711362] do_syscall_64+0xd0/0x4e0 [ 237.715254] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 237.720425] RIP: 0033:0x463d89 [ 237.723597] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 237.743204] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 237.751195] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 237.758450] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 237.766077] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 237.773418] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 237.780932] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 237.800212] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 237.822710] FAULT_INJECTION: forcing a failure. [ 237.822710] name failslab, interval 1, probability 0, space 0, times 0 [ 237.837048] CPU: 0 PID: 12087 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 237.844929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.854277] Call Trace: [ 237.856847] dump_stack+0x123/0x171 [ 237.860466] should_fail.cold.4+0x5/0xa [ 237.864509] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 237.870930] ? lock_downgrade+0x860/0x860 [ 237.875065] ? ___might_sleep+0x16b/0x270 [ 237.879234] __should_failslab+0xba/0xf0 [ 237.883450] should_failslab+0x9/0x20 [ 237.887231] kmem_cache_alloc_trace+0x2cb/0x740 [ 237.891881] ? qfq_change_class+0xa93/0x14e0 [ 237.896277] ? qfq_change_class+0xa93/0x14e0 [ 237.900692] ? __local_bh_enable_ip+0x160/0x260 [ 237.905357] qfq_change_class+0xad9/0x14e0 [ 237.909595] ? qfq_delete_class+0x2d0/0x2d0 [ 237.913986] ? nla_parse+0x197/0x280 [ 237.917686] tc_ctl_tclass+0x3e9/0xba0 [ 237.921869] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 237.927054] ? find_held_lock+0x36/0x1d0 [ 237.931103] rtnetlink_rcv_msg+0x34f/0x8f0 [ 237.935337] ? rtnetlink_put_metrics+0x490/0x490 [ 237.940097] ? find_held_lock+0x36/0x1d0 [ 237.944273] netlink_rcv_skb+0x13e/0x3d0 [ 237.948421] ? lock_downgrade+0x860/0x860 [ 237.952665] ? rtnetlink_put_metrics+0x490/0x490 [ 237.957518] ? netlink_ack+0xa70/0xa70 [ 237.961470] ? netlink_deliver_tap+0x182/0xb00 [ 237.966049] rtnetlink_rcv+0x10/0x20 [ 237.969757] netlink_unicast+0x443/0x650 [ 237.973810] ? netlink_attachskb+0x6c0/0x6c0 [ 237.978689] ? _copy_from_iter_full+0x182/0x720 [ 237.983352] ? __check_object_size+0x1ef/0x310 [ 237.988237] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 237.994122] netlink_sendmsg+0x764/0xc60 [ 237.998296] ? netlink_unicast+0x650/0x650 [ 238.002522] ? apparmor_socket_sendmsg+0x1b/0x20 [ 238.007357] ? netlink_unicast+0x650/0x650 [ 238.011626] sock_sendmsg+0xb5/0xf0 [ 238.015256] ___sys_sendmsg+0x647/0x950 [ 238.019223] ? find_held_lock+0x36/0x1d0 [ 238.023325] ? copy_msghdr_from_user+0x430/0x430 [ 238.028080] ? __fget+0x278/0x400 [ 238.031547] ? kasan_check_read+0x11/0x20 [ 238.035815] ? __fget+0x295/0x400 [ 238.039256] ? expand_files.part.8+0x700/0x700 [ 238.043820] ? __f_unlock_pos+0xd/0x10 [ 238.047775] ? __fget_light+0x174/0x1e0 [ 238.051738] ? __fdget+0xe/0x10 [ 238.055013] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 238.059887] __sys_sendmsg+0xd9/0x180 [ 238.063770] ? __ia32_sys_shutdown+0x70/0x70 [ 238.068357] ? __sb_end_write+0xa4/0xd0 [ 238.072403] ? kasan_check_write+0x14/0x20 [ 238.076654] ? fput+0x18/0x120 [ 238.079847] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 238.085245] __x64_sys_sendmsg+0x73/0xb0 [ 238.089410] do_syscall_64+0xd0/0x4e0 [ 238.093603] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 238.098987] RIP: 0033:0x463d89 [ 238.102435] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 238.122385] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 238.130253] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 238.137604] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 238.145071] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 238.153216] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 238.160655] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 238.173473] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 238.212148] FAULT_INJECTION: forcing a failure. [ 238.212148] name failslab, interval 1, probability 0, space 0, times 0 [ 238.227324] CPU: 0 PID: 12097 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 238.236165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 238.245656] Call Trace: [ 238.248796] dump_stack+0x123/0x171 [ 238.252646] should_fail.cold.4+0x5/0xa [ 238.256769] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 238.261863] ? lock_downgrade+0x860/0x860 [ 238.266004] ? ___might_sleep+0x16b/0x270 [ 238.270144] __should_failslab+0xba/0xf0 [ 238.274201] should_failslab+0x9/0x20 [ 238.277983] kmem_cache_alloc_trace+0x2cb/0x740 [ 238.282644] ? qfq_change_class+0xa93/0x14e0 [ 238.287039] ? qfq_change_class+0xa93/0x14e0 [ 238.291446] ? __local_bh_enable_ip+0x160/0x260 [ 238.296110] qfq_change_class+0xad9/0x14e0 [ 238.300336] ? qfq_delete_class+0x2d0/0x2d0 [ 238.304697] ? nla_parse+0x197/0x280 [ 238.308398] tc_ctl_tclass+0x3e9/0xba0 [ 238.312272] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 238.317372] ? find_held_lock+0x36/0x1d0 [ 238.321431] rtnetlink_rcv_msg+0x34f/0x8f0 [ 238.325654] ? rtnetlink_put_metrics+0x490/0x490 [ 238.330613] ? find_held_lock+0x36/0x1d0 [ 238.334680] netlink_rcv_skb+0x13e/0x3d0 [ 238.338732] ? lock_downgrade+0x860/0x860 [ 238.342870] ? rtnetlink_put_metrics+0x490/0x490 [ 238.347727] ? netlink_ack+0xa70/0xa70 [ 238.351613] ? netlink_deliver_tap+0x182/0xb00 [ 238.356447] rtnetlink_rcv+0x10/0x20 [ 238.360141] netlink_unicast+0x443/0x650 [ 238.364279] ? netlink_attachskb+0x6c0/0x6c0 [ 238.368848] ? _copy_from_iter_full+0x182/0x720 [ 238.373629] ? __check_object_size+0x1ef/0x310 [ 238.378217] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 238.384036] netlink_sendmsg+0x764/0xc60 [ 238.388280] ? netlink_unicast+0x650/0x650 [ 238.392676] ? apparmor_socket_sendmsg+0x1b/0x20 [ 238.397417] ? netlink_unicast+0x650/0x650 [ 238.401853] sock_sendmsg+0xb5/0xf0 [ 238.405487] ___sys_sendmsg+0x647/0x950 [ 238.409581] ? find_held_lock+0x36/0x1d0 [ 238.413641] ? copy_msghdr_from_user+0x430/0x430 [ 238.418381] ? __fget+0x278/0x400 [ 238.422003] ? kasan_check_read+0x11/0x20 [ 238.426131] ? __fget+0x295/0x400 [ 238.429569] ? expand_files.part.8+0x700/0x700 [ 238.434154] ? __f_unlock_pos+0xd/0x10 [ 238.438026] ? __fget_light+0x174/0x1e0 [ 238.442148] ? __fdget+0xe/0x10 [ 238.445501] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 238.450455] __sys_sendmsg+0xd9/0x180 [ 238.454241] ? __ia32_sys_shutdown+0x70/0x70 [ 238.458644] ? __sb_end_write+0xa4/0xd0 [ 238.462605] ? kasan_check_write+0x14/0x20 [ 238.466838] ? fput+0x18/0x120 [ 238.470117] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 238.475463] __x64_sys_sendmsg+0x73/0xb0 [ 238.479569] do_syscall_64+0xd0/0x4e0 [ 238.483473] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 238.488906] RIP: 0033:0x463d89 [ 238.492252] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 238.511234] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 238.518933] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 238.526286] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 238.533790] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 238.541157] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 238.548940] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 238.570699] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 238.587886] FAULT_INJECTION: forcing a failure. [ 238.587886] name failslab, interval 1, probability 0, space 0, times 0 [ 238.606798] CPU: 0 PID: 12105 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 238.614930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 238.624561] Call Trace: [ 238.627236] dump_stack+0x123/0x171 [ 238.630857] should_fail.cold.4+0x5/0xa [ 238.635181] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 238.641387] ? lock_downgrade+0x860/0x860 [ 238.645926] ? ___might_sleep+0x16b/0x270 [ 238.650151] __should_failslab+0xba/0xf0 [ 238.654866] should_failslab+0x9/0x20 [ 238.658675] kmem_cache_alloc_trace+0x2cb/0x740 [ 238.663383] ? qfq_change_class+0xa93/0x14e0 [ 238.667902] ? qfq_change_class+0xa93/0x14e0 [ 238.672434] ? __local_bh_enable_ip+0x160/0x260 [ 238.677686] qfq_change_class+0xad9/0x14e0 [ 238.682441] ? qfq_delete_class+0x2d0/0x2d0 [ 238.687173] ? nla_parse+0x197/0x280 [ 238.691437] tc_ctl_tclass+0x3e9/0xba0 [ 238.695339] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 238.700678] ? find_held_lock+0x36/0x1d0 [ 238.704927] rtnetlink_rcv_msg+0x34f/0x8f0 [ 238.709159] ? rtnetlink_put_metrics+0x490/0x490 [ 238.714167] ? find_held_lock+0x36/0x1d0 [ 238.718639] netlink_rcv_skb+0x13e/0x3d0 [ 238.722864] ? lock_downgrade+0x860/0x860 [ 238.727214] ? rtnetlink_put_metrics+0x490/0x490 [ 238.732685] ? netlink_ack+0xa70/0xa70 [ 238.736732] ? netlink_deliver_tap+0x182/0xb00 [ 238.741301] rtnetlink_rcv+0x10/0x20 [ 238.745018] netlink_unicast+0x443/0x650 [ 238.749274] ? netlink_attachskb+0x6c0/0x6c0 [ 238.753953] ? _copy_from_iter_full+0x182/0x720 [ 238.758979] ? __check_object_size+0x1ef/0x310 [ 238.763882] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 238.769411] netlink_sendmsg+0x764/0xc60 [ 238.773464] ? netlink_unicast+0x650/0x650 [ 238.777780] ? apparmor_socket_sendmsg+0x1b/0x20 [ 238.782858] ? netlink_unicast+0x650/0x650 [ 238.787279] sock_sendmsg+0xb5/0xf0 [ 238.791239] ___sys_sendmsg+0x647/0x950 [ 238.795360] ? find_held_lock+0x36/0x1d0 [ 238.799575] ? copy_msghdr_from_user+0x430/0x430 [ 238.804434] ? __fget+0x278/0x400 [ 238.807958] ? kasan_check_read+0x11/0x20 [ 238.812284] ? __fget+0x295/0x400 [ 238.816004] ? expand_files.part.8+0x700/0x700 [ 238.820728] ? __f_unlock_pos+0xd/0x10 [ 238.824797] ? __fget_light+0x174/0x1e0 [ 238.828874] ? __fdget+0xe/0x10 [ 238.832175] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 238.837157] __sys_sendmsg+0xd9/0x180 [ 238.841045] ? __ia32_sys_shutdown+0x70/0x70 [ 238.845642] ? __sb_end_write+0xa4/0xd0 [ 238.849806] ? kasan_check_write+0x14/0x20 [ 238.854042] ? fput+0x18/0x120 [ 238.857796] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 238.863280] __x64_sys_sendmsg+0x73/0xb0 [ 238.867580] do_syscall_64+0xd0/0x4e0 [ 238.871454] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 238.876631] RIP: 0033:0x463d89 [ 238.879921] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 238.899170] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 238.907125] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 238.915536] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 238.923240] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 238.930711] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 238.937965] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 238.951404] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 238.975612] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 238.989321] FAULT_INJECTION: forcing a failure. [ 238.989321] name failslab, interval 1, probability 0, space 0, times 0 [ 239.001731] CPU: 1 PID: 12123 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 239.009618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 239.018988] Call Trace: [ 239.021699] dump_stack+0x123/0x171 [ 239.025325] should_fail.cold.4+0x5/0xa [ 239.029302] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 239.034402] ? lock_downgrade+0x860/0x860 [ 239.038533] ? ___might_sleep+0x16b/0x270 [ 239.042668] __should_failslab+0xba/0xf0 [ 239.046761] should_failslab+0x9/0x20 [ 239.050630] kmem_cache_alloc_trace+0x2cb/0x740 [ 239.055278] ? qfq_change_class+0xa93/0x14e0 [ 239.059682] ? qfq_change_class+0xa93/0x14e0 [ 239.064455] ? __local_bh_enable_ip+0x160/0x260 [ 239.069810] qfq_change_class+0xad9/0x14e0 [ 239.074060] ? qfq_delete_class+0x2d0/0x2d0 [ 239.078551] ? nla_parse+0x197/0x280 [ 239.082307] tc_ctl_tclass+0x3e9/0xba0 [ 239.086315] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 239.091672] ? find_held_lock+0x36/0x1d0 [ 239.096002] rtnetlink_rcv_msg+0x34f/0x8f0 [ 239.100236] ? rtnetlink_put_metrics+0x490/0x490 [ 239.105154] ? find_held_lock+0x36/0x1d0 [ 239.109206] netlink_rcv_skb+0x13e/0x3d0 [ 239.113254] ? lock_downgrade+0x860/0x860 [ 239.117581] ? rtnetlink_put_metrics+0x490/0x490 [ 239.122344] ? netlink_ack+0xa70/0xa70 [ 239.126415] ? netlink_deliver_tap+0x182/0xb00 [ 239.131002] rtnetlink_rcv+0x10/0x20 [ 239.135013] netlink_unicast+0x443/0x650 [ 239.139058] ? netlink_attachskb+0x6c0/0x6c0 [ 239.143453] ? _copy_from_iter_full+0x182/0x720 [ 239.148111] ? __check_object_size+0x1ef/0x310 [ 239.152780] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 239.158315] netlink_sendmsg+0x764/0xc60 [ 239.162368] ? netlink_unicast+0x650/0x650 [ 239.166586] ? apparmor_socket_sendmsg+0x1b/0x20 [ 239.171409] ? netlink_unicast+0x650/0x650 [ 239.175663] sock_sendmsg+0xb5/0xf0 [ 239.179307] ___sys_sendmsg+0x647/0x950 [ 239.183275] ? find_held_lock+0x36/0x1d0 [ 239.187473] ? copy_msghdr_from_user+0x430/0x430 [ 239.192307] ? __fget+0x278/0x400 [ 239.195846] ? kasan_check_read+0x11/0x20 [ 239.200158] ? __fget+0x295/0x400 [ 239.203599] ? expand_files.part.8+0x700/0x700 [ 239.208167] ? __f_unlock_pos+0xd/0x10 [ 239.212146] ? __fget_light+0x174/0x1e0 [ 239.216892] ? __fdget+0xe/0x10 [ 239.220382] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 239.225561] __sys_sendmsg+0xd9/0x180 [ 239.229413] ? __ia32_sys_shutdown+0x70/0x70 [ 239.233995] ? __sb_end_write+0xa4/0xd0 [ 239.237986] ? kasan_check_write+0x14/0x20 [ 239.242215] ? fput+0x18/0x120 [ 239.245398] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 239.250859] __x64_sys_sendmsg+0x73/0xb0 [ 239.254992] do_syscall_64+0xd0/0x4e0 [ 239.259055] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 239.264410] RIP: 0033:0x463d89 [ 239.267679] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 239.287371] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 239.295153] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 239.303551] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 239.310807] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 239.318249] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 239.325776] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 239.334809] FAULT_INJECTION: forcing a failure. [ 239.334809] name failslab, interval 1, probability 0, space 0, times 0 [ 239.347876] CPU: 1 PID: 12125 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 239.355769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 239.365654] Call Trace: [ 239.368228] dump_stack+0x123/0x171 [ 239.371936] should_fail.cold.4+0x5/0xa [ 239.376437] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 239.381722] ? lock_downgrade+0x860/0x860 [ 239.385957] ? ___might_sleep+0x16b/0x270 [ 239.390109] __should_failslab+0xba/0xf0 [ 239.394194] should_failslab+0x9/0x20 [ 239.398013] kmem_cache_alloc_trace+0x2cb/0x740 [ 239.402816] ? qfq_change_class+0xa93/0x14e0 [ 239.407234] ? qfq_change_class+0xa93/0x14e0 [ 239.411856] ? __local_bh_enable_ip+0x160/0x260 [ 239.417131] qfq_change_class+0xad9/0x14e0 [ 239.421376] ? qfq_delete_class+0x2d0/0x2d0 [ 239.425857] ? nla_parse+0x197/0x280 [ 239.429871] tc_ctl_tclass+0x3e9/0xba0 [ 239.433749] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 239.438834] ? find_held_lock+0x36/0x1d0 [ 239.442896] rtnetlink_rcv_msg+0x34f/0x8f0 [ 239.447604] ? rtnetlink_put_metrics+0x490/0x490 [ 239.452369] ? find_held_lock+0x36/0x1d0 [ 239.456443] netlink_rcv_skb+0x13e/0x3d0 [ 239.460660] ? lock_downgrade+0x860/0x860 [ 239.464997] ? rtnetlink_put_metrics+0x490/0x490 [ 239.470094] ? netlink_ack+0xa70/0xa70 [ 239.473977] ? netlink_deliver_tap+0x182/0xb00 [ 239.478637] rtnetlink_rcv+0x10/0x20 [ 239.482420] netlink_unicast+0x443/0x650 [ 239.486577] ? netlink_attachskb+0x6c0/0x6c0 [ 239.490973] ? _copy_from_iter_full+0x182/0x720 [ 239.495733] ? __check_object_size+0x1ef/0x310 [ 239.500497] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 239.506050] netlink_sendmsg+0x764/0xc60 [ 239.510102] ? netlink_unicast+0x650/0x650 [ 239.514692] ? apparmor_socket_sendmsg+0x1b/0x20 [ 239.519919] ? netlink_unicast+0x650/0x650 [ 239.524323] sock_sendmsg+0xb5/0xf0 [ 239.528170] ___sys_sendmsg+0x647/0x950 [ 239.532181] ? find_held_lock+0x36/0x1d0 [ 239.536250] ? copy_msghdr_from_user+0x430/0x430 [ 239.542140] ? __fget+0x278/0x400 [ 239.545590] ? kasan_check_read+0x11/0x20 [ 239.549812] ? __fget+0x295/0x400 [ 239.553258] ? expand_files.part.8+0x700/0x700 [ 239.557823] ? __f_unlock_pos+0xd/0x10 [ 239.561696] ? __fget_light+0x174/0x1e0 [ 239.566007] ? __fdget+0xe/0x10 [ 239.569277] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 239.574119] __sys_sendmsg+0xd9/0x180 [ 239.578085] ? __ia32_sys_shutdown+0x70/0x70 [ 239.582485] ? __sb_end_write+0xa4/0xd0 [ 239.588569] ? kasan_check_write+0x14/0x20 [ 239.593024] ? fput+0x18/0x120 [ 239.596314] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 239.601765] __x64_sys_sendmsg+0x73/0xb0 [ 239.606187] do_syscall_64+0xd0/0x4e0 [ 239.611294] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 239.616764] RIP: 0033:0x463d89 [ 239.620282] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 239.640885] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 239.649266] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 239.657532] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 239.665261] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 239.673399] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 239.681199] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 239.696698] FAULT_INJECTION: forcing a failure. [ 239.696698] name failslab, interval 1, probability 0, space 0, times 0 [ 239.709459] CPU: 1 PID: 12133 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 239.717756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 239.728398] Call Trace: [ 239.731006] dump_stack+0x123/0x171 [ 239.735008] should_fail.cold.4+0x5/0xa [ 239.739383] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 239.745024] ? lock_downgrade+0x860/0x860 [ 239.749643] ? ___might_sleep+0x16b/0x270 [ 239.754089] __should_failslab+0xba/0xf0 [ 239.758608] should_failslab+0x9/0x20 [ 239.762495] kmem_cache_alloc_trace+0x2cb/0x740 [ 239.767949] ? qfq_change_class+0xa93/0x14e0 [ 239.772824] ? qfq_change_class+0xa93/0x14e0 [ 239.778175] ? __local_bh_enable_ip+0x160/0x260 [ 239.783426] qfq_change_class+0xad9/0x14e0 [ 239.787926] ? qfq_delete_class+0x2d0/0x2d0 [ 239.792372] ? nla_parse+0x197/0x280 [ 239.796799] tc_ctl_tclass+0x3e9/0xba0 [ 239.801190] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 239.807726] ? find_held_lock+0x36/0x1d0 [ 239.812262] rtnetlink_rcv_msg+0x34f/0x8f0 [ 239.817139] ? rtnetlink_put_metrics+0x490/0x490 [ 239.823183] ? find_held_lock+0x36/0x1d0 [ 239.827795] netlink_rcv_skb+0x13e/0x3d0 [ 239.832454] ? lock_downgrade+0x860/0x860 [ 239.836854] ? rtnetlink_put_metrics+0x490/0x490 [ 239.842057] ? netlink_ack+0xa70/0xa70 [ 239.846484] ? netlink_deliver_tap+0x182/0xb00 [ 239.851514] rtnetlink_rcv+0x10/0x20 [ 239.855379] netlink_unicast+0x443/0x650 [ 239.860196] ? netlink_attachskb+0x6c0/0x6c0 [ 239.864968] ? _copy_from_iter_full+0x182/0x720 [ 239.869880] ? __check_object_size+0x1ef/0x310 [ 239.875159] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 239.881106] netlink_sendmsg+0x764/0xc60 [ 239.885392] ? netlink_unicast+0x650/0x650 [ 239.890246] ? apparmor_socket_sendmsg+0x1b/0x20 [ 239.895308] ? netlink_unicast+0x650/0x650 [ 239.900016] sock_sendmsg+0xb5/0xf0 [ 239.903957] ___sys_sendmsg+0x647/0x950 [ 239.908016] ? find_held_lock+0x36/0x1d0 [ 239.912162] ? copy_msghdr_from_user+0x430/0x430 [ 239.917016] ? __fget+0x278/0x400 [ 239.920545] ? kasan_check_read+0x11/0x20 [ 239.924982] ? __fget+0x295/0x400 [ 239.928461] ? expand_files.part.8+0x700/0x700 [ 239.933859] ? __f_unlock_pos+0xd/0x10 [ 239.938033] ? __fget_light+0x174/0x1e0 [ 239.942021] ? __fdget+0xe/0x10 [ 239.945383] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 239.950569] __sys_sendmsg+0xd9/0x180 [ 239.954484] ? __ia32_sys_shutdown+0x70/0x70 [ 239.959085] ? __sb_end_write+0xa4/0xd0 [ 239.963439] ? kasan_check_write+0x14/0x20 [ 239.968003] ? fput+0x18/0x120 [ 239.971418] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 239.977273] __x64_sys_sendmsg+0x73/0xb0 [ 239.981753] do_syscall_64+0xd0/0x4e0 [ 239.986125] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 239.991338] RIP: 0033:0x463d89 [ 239.994769] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 240.016872] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 240.025425] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 240.032978] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 240.040361] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 240.048236] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 240.055912] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 240.070698] FAULT_INJECTION: forcing a failure. [ 240.070698] name failslab, interval 1, probability 0, space 0, times 0 [ 240.090520] CPU: 0 PID: 12143 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 240.098962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.109811] Call Trace: [ 240.112649] dump_stack+0x123/0x171 [ 240.116283] should_fail.cold.4+0x5/0xa [ 240.120346] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 240.125609] ? lock_downgrade+0x860/0x860 [ 240.129920] ? ___might_sleep+0x16b/0x270 [ 240.134156] __should_failslab+0xba/0xf0 [ 240.138206] should_failslab+0x9/0x20 [ 240.142011] kmem_cache_alloc_trace+0x2cb/0x740 [ 240.147021] ? qfq_change_class+0xa93/0x14e0 [ 240.151603] ? qfq_change_class+0xa93/0x14e0 [ 240.156106] ? __local_bh_enable_ip+0x160/0x260 [ 240.160965] qfq_change_class+0xad9/0x14e0 [ 240.165782] ? qfq_delete_class+0x2d0/0x2d0 [ 240.170304] ? nla_parse+0x197/0x280 [ 240.175016] tc_ctl_tclass+0x3e9/0xba0 [ 240.179146] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 240.184467] ? find_held_lock+0x36/0x1d0 [ 240.189566] rtnetlink_rcv_msg+0x34f/0x8f0 [ 240.193910] ? rtnetlink_put_metrics+0x490/0x490 [ 240.198917] ? find_held_lock+0x36/0x1d0 [ 240.202987] netlink_rcv_skb+0x13e/0x3d0 [ 240.207197] ? lock_downgrade+0x860/0x860 [ 240.211331] ? rtnetlink_put_metrics+0x490/0x490 [ 240.216104] ? netlink_ack+0xa70/0xa70 [ 240.220180] ? netlink_deliver_tap+0x182/0xb00 [ 240.225008] rtnetlink_rcv+0x10/0x20 [ 240.228749] netlink_unicast+0x443/0x650 [ 240.233111] ? netlink_attachskb+0x6c0/0x6c0 [ 240.237764] ? _copy_from_iter_full+0x182/0x720 [ 240.242516] ? __check_object_size+0x1ef/0x310 [ 240.247348] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 240.253570] netlink_sendmsg+0x764/0xc60 [ 240.259352] ? netlink_unicast+0x650/0x650 [ 240.263583] ? apparmor_socket_sendmsg+0x1b/0x20 [ 240.268933] ? netlink_unicast+0x650/0x650 [ 240.273571] sock_sendmsg+0xb5/0xf0 [ 240.277527] ___sys_sendmsg+0x647/0x950 [ 240.281760] ? find_held_lock+0x36/0x1d0 [ 240.285900] ? copy_msghdr_from_user+0x430/0x430 [ 240.291613] ? __fget+0x278/0x400 [ 240.295049] ? kasan_check_read+0x11/0x20 [ 240.299326] ? __fget+0x295/0x400 [ 240.302791] ? expand_files.part.8+0x700/0x700 [ 240.307373] ? __f_unlock_pos+0xd/0x10 [ 240.311384] ? __fget_light+0x174/0x1e0 [ 240.315542] ? __fdget+0xe/0x10 [ 240.318806] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 240.324088] __sys_sendmsg+0xd9/0x180 [ 240.327914] ? __ia32_sys_shutdown+0x70/0x70 [ 240.332539] ? __sb_end_write+0xa4/0xd0 [ 240.336823] ? kasan_check_write+0x14/0x20 [ 240.341286] ? fput+0x18/0x120 [ 240.344583] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 240.350063] __x64_sys_sendmsg+0x73/0xb0 [ 240.354241] do_syscall_64+0xd0/0x4e0 [ 240.358316] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 240.363603] RIP: 0033:0x463d89 [ 240.367912] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 240.388124] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 240.395910] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 240.403694] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 240.411604] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 240.420822] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 240.428439] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 240.445990] FAULT_INJECTION: forcing a failure. [ 240.445990] name failslab, interval 1, probability 0, space 0, times 0 [ 240.466391] CPU: 1 PID: 12153 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 240.474392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.483924] Call Trace: [ 240.486517] dump_stack+0x123/0x171 [ 240.490243] should_fail.cold.4+0x5/0xa [ 240.494546] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 240.499952] ? lock_downgrade+0x860/0x860 [ 240.504091] ? ___might_sleep+0x16b/0x270 [ 240.508345] __should_failslab+0xba/0xf0 [ 240.512717] should_failslab+0x9/0x20 [ 240.516854] kmem_cache_alloc_trace+0x2cb/0x740 [ 240.522342] ? qfq_change_class+0xa93/0x14e0 [ 240.526884] ? qfq_change_class+0xa93/0x14e0 [ 240.531305] ? __local_bh_enable_ip+0x160/0x260 [ 240.536065] qfq_change_class+0xad9/0x14e0 [ 240.540306] ? qfq_delete_class+0x2d0/0x2d0 [ 240.544814] ? nla_parse+0x197/0x280 [ 240.548704] tc_ctl_tclass+0x3e9/0xba0 [ 240.552601] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 240.557795] ? find_held_lock+0x36/0x1d0 [ 240.562270] rtnetlink_rcv_msg+0x34f/0x8f0 [ 240.566642] ? rtnetlink_put_metrics+0x490/0x490 [ 240.571418] ? find_held_lock+0x36/0x1d0 [ 240.575560] netlink_rcv_skb+0x13e/0x3d0 [ 240.579615] ? lock_downgrade+0x860/0x860 [ 240.583845] ? rtnetlink_put_metrics+0x490/0x490 [ 240.589025] ? netlink_ack+0xa70/0xa70 [ 240.593343] ? netlink_deliver_tap+0x182/0xb00 [ 240.598068] rtnetlink_rcv+0x10/0x20 [ 240.601770] netlink_unicast+0x443/0x650 [ 240.606041] ? netlink_attachskb+0x6c0/0x6c0 [ 240.610567] ? _copy_from_iter_full+0x182/0x720 [ 240.615469] ? __check_object_size+0x1ef/0x310 [ 240.620217] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 240.626247] netlink_sendmsg+0x764/0xc60 [ 240.630421] ? netlink_unicast+0x650/0x650 [ 240.634656] ? apparmor_socket_sendmsg+0x1b/0x20 [ 240.639941] ? netlink_unicast+0x650/0x650 [ 240.644258] sock_sendmsg+0xb5/0xf0 [ 240.648090] ___sys_sendmsg+0x647/0x950 [ 240.652185] ? find_held_lock+0x36/0x1d0 [ 240.656624] ? copy_msghdr_from_user+0x430/0x430 [ 240.661664] ? __fget+0x278/0x400 [ 240.665254] ? kasan_check_read+0x11/0x20 [ 240.669404] ? __fget+0x295/0x400 [ 240.672858] ? expand_files.part.8+0x700/0x700 [ 240.677532] ? __f_unlock_pos+0xd/0x10 [ 240.681532] ? __fget_light+0x174/0x1e0 [ 240.685498] ? __fdget+0xe/0x10 [ 240.688940] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 240.693862] __sys_sendmsg+0xd9/0x180 [ 240.697952] ? __ia32_sys_shutdown+0x70/0x70 [ 240.702485] ? __sb_end_write+0xa4/0xd0 [ 240.706564] ? kasan_check_write+0x14/0x20 [ 240.710790] ? fput+0x18/0x120 [ 240.714018] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 240.719442] __x64_sys_sendmsg+0x73/0xb0 [ 240.723691] do_syscall_64+0xd0/0x4e0 [ 240.727954] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 240.733540] RIP: 0033:0x463d89 [ 240.736721] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 240.756631] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 240.764995] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 240.772973] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 240.780735] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 240.788093] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 240.795685] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 240.818228] FAULT_INJECTION: forcing a failure. [ 240.818228] name failslab, interval 1, probability 0, space 0, times 0 [ 240.849227] CPU: 0 PID: 12165 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 240.858269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.867960] Call Trace: [ 240.871094] dump_stack+0x123/0x171 [ 240.874815] should_fail.cold.4+0x5/0xa [ 240.878807] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 240.884174] ? lock_downgrade+0x860/0x860 [ 240.888463] ? ___might_sleep+0x16b/0x270 [ 240.892932] __should_failslab+0xba/0xf0 [ 240.897272] should_failslab+0x9/0x20 [ 240.901190] kmem_cache_alloc_trace+0x2cb/0x740 [ 240.905949] ? qfq_change_class+0xa93/0x14e0 [ 240.910792] ? qfq_change_class+0xa93/0x14e0 [ 240.915563] ? __local_bh_enable_ip+0x160/0x260 [ 240.920697] qfq_change_class+0xad9/0x14e0 [ 240.924941] ? qfq_delete_class+0x2d0/0x2d0 [ 240.929406] ? nla_parse+0x197/0x280 [ 240.933129] tc_ctl_tclass+0x3e9/0xba0 [ 240.937275] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 240.942566] ? find_held_lock+0x36/0x1d0 [ 240.946712] rtnetlink_rcv_msg+0x34f/0x8f0 [ 240.951082] ? rtnetlink_put_metrics+0x490/0x490 [ 240.955872] ? find_held_lock+0x36/0x1d0 [ 240.960031] netlink_rcv_skb+0x13e/0x3d0 [ 240.964093] ? lock_downgrade+0x860/0x860 [ 240.968239] ? rtnetlink_put_metrics+0x490/0x490 [ 240.972987] ? netlink_ack+0xa70/0xa70 [ 240.977198] ? netlink_deliver_tap+0x182/0xb00 [ 240.982266] rtnetlink_rcv+0x10/0x20 [ 240.986067] netlink_unicast+0x443/0x650 [ 240.990651] ? netlink_attachskb+0x6c0/0x6c0 [ 240.995178] ? _copy_from_iter_full+0x182/0x720 [ 241.000044] ? __check_object_size+0x1ef/0x310 [ 241.004734] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 241.010350] netlink_sendmsg+0x764/0xc60 [ 241.014703] ? netlink_unicast+0x650/0x650 [ 241.019022] ? apparmor_socket_sendmsg+0x1b/0x20 [ 241.024086] ? netlink_unicast+0x650/0x650 [ 241.028829] sock_sendmsg+0xb5/0xf0 [ 241.032453] ___sys_sendmsg+0x647/0x950 [ 241.037247] ? find_held_lock+0x36/0x1d0 [ 241.041359] ? copy_msghdr_from_user+0x430/0x430 [ 241.047075] ? __fget+0x278/0x400 [ 241.050618] ? kasan_check_read+0x11/0x20 [ 241.055106] ? __fget+0x295/0x400 [ 241.059073] ? expand_files.part.8+0x700/0x700 [ 241.063976] ? __f_unlock_pos+0xd/0x10 [ 241.068096] ? __fget_light+0x174/0x1e0 [ 241.072586] ? __fdget+0xe/0x10 [ 241.076244] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 241.081408] __sys_sendmsg+0xd9/0x180 [ 241.085208] ? __ia32_sys_shutdown+0x70/0x70 [ 241.089875] ? __sb_end_write+0xa4/0xd0 [ 241.093842] ? kasan_check_write+0x14/0x20 [ 241.098217] ? fput+0x18/0x120 [ 241.101550] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.106997] __x64_sys_sendmsg+0x73/0xb0 [ 241.111269] do_syscall_64+0xd0/0x4e0 [ 241.115105] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.120495] RIP: 0033:0x463d89 [ 241.123892] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 241.143261] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 241.151055] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 241.158315] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 241.166103] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 241.174270] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 241.181967] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 241.190568] nla_parse: 4 callbacks suppressed 2021/06/23 21:24:15 executed programs: 539 [ 241.190573] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 241.216931] FAULT_INJECTION: forcing a failure. [ 241.216931] name failslab, interval 1, probability 0, space 0, times 0 [ 241.231752] CPU: 1 PID: 12171 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 241.240500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.250166] Call Trace: [ 241.252939] dump_stack+0x123/0x171 [ 241.256681] should_fail.cold.4+0x5/0xa [ 241.260653] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 241.266867] ? lock_downgrade+0x860/0x860 [ 241.271003] ? ___might_sleep+0x16b/0x270 [ 241.275155] __should_failslab+0xba/0xf0 [ 241.279207] should_failslab+0x9/0x20 [ 241.283227] kmem_cache_alloc_trace+0x2cb/0x740 [ 241.288057] ? qfq_change_class+0xa93/0x14e0 [ 241.292542] ? qfq_change_class+0xa93/0x14e0 [ 241.297387] ? __local_bh_enable_ip+0x160/0x260 [ 241.302153] qfq_change_class+0xad9/0x14e0 [ 241.306377] ? qfq_delete_class+0x2d0/0x2d0 [ 241.310688] ? nla_parse+0x197/0x280 [ 241.314633] tc_ctl_tclass+0x3e9/0xba0 [ 241.318508] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 241.324051] ? find_held_lock+0x36/0x1d0 [ 241.328405] rtnetlink_rcv_msg+0x34f/0x8f0 [ 241.332654] ? rtnetlink_put_metrics+0x490/0x490 [ 241.338114] ? find_held_lock+0x36/0x1d0 [ 241.342252] netlink_rcv_skb+0x13e/0x3d0 [ 241.346395] ? lock_downgrade+0x860/0x860 [ 241.350642] ? rtnetlink_put_metrics+0x490/0x490 [ 241.355396] ? netlink_ack+0xa70/0xa70 [ 241.359276] ? netlink_deliver_tap+0x182/0xb00 [ 241.363874] rtnetlink_rcv+0x10/0x20 [ 241.367922] netlink_unicast+0x443/0x650 [ 241.372606] ? netlink_attachskb+0x6c0/0x6c0 [ 241.377304] ? _copy_from_iter_full+0x182/0x720 [ 241.381972] ? __check_object_size+0x1ef/0x310 [ 241.386883] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 241.392730] netlink_sendmsg+0x764/0xc60 [ 241.396827] ? netlink_unicast+0x650/0x650 [ 241.401067] ? apparmor_socket_sendmsg+0x1b/0x20 [ 241.406263] ? netlink_unicast+0x650/0x650 [ 241.410971] sock_sendmsg+0xb5/0xf0 [ 241.414810] ___sys_sendmsg+0x647/0x950 [ 241.419049] ? find_held_lock+0x36/0x1d0 [ 241.423391] ? copy_msghdr_from_user+0x430/0x430 [ 241.428670] ? __fget+0x278/0x400 [ 241.432328] ? kasan_check_read+0x11/0x20 [ 241.436550] ? __fget+0x295/0x400 [ 241.440037] ? expand_files.part.8+0x700/0x700 [ 241.444782] ? __f_unlock_pos+0xd/0x10 [ 241.449070] ? __fget_light+0x174/0x1e0 [ 241.453283] ? __fdget+0xe/0x10 [ 241.456758] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 241.463255] __sys_sendmsg+0xd9/0x180 [ 241.467052] ? __ia32_sys_shutdown+0x70/0x70 [ 241.471676] ? __sb_end_write+0xa4/0xd0 [ 241.475805] ? kasan_check_write+0x14/0x20 [ 241.480859] ? fput+0x18/0x120 [ 241.484224] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.489851] __x64_sys_sendmsg+0x73/0xb0 [ 241.494168] do_syscall_64+0xd0/0x4e0 [ 241.498358] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.503603] RIP: 0033:0x463d89 [ 241.507384] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 241.526960] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 241.535116] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 241.542382] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 241.550013] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 241.557450] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 241.564812] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 241.573456] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 241.598233] FAULT_INJECTION: forcing a failure. [ 241.598233] name failslab, interval 1, probability 0, space 0, times 0 [ 241.612424] CPU: 0 PID: 12181 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 241.620932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.630569] Call Trace: [ 241.633170] dump_stack+0x123/0x171 [ 241.636831] should_fail.cold.4+0x5/0xa [ 241.641020] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 241.646122] ? lock_downgrade+0x860/0x860 [ 241.650259] ? ___might_sleep+0x16b/0x270 [ 241.654410] __should_failslab+0xba/0xf0 [ 241.658714] should_failslab+0x9/0x20 [ 241.662512] kmem_cache_alloc_trace+0x2cb/0x740 [ 241.667192] ? qfq_change_class+0xa93/0x14e0 [ 241.671824] ? qfq_change_class+0xa93/0x14e0 [ 241.676441] ? __local_bh_enable_ip+0x160/0x260 [ 241.681398] qfq_change_class+0xad9/0x14e0 [ 241.685738] ? qfq_delete_class+0x2d0/0x2d0 [ 241.690198] ? nla_parse+0x197/0x280 [ 241.694019] tc_ctl_tclass+0x3e9/0xba0 [ 241.698441] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 241.703804] ? find_held_lock+0x36/0x1d0 [ 241.708413] rtnetlink_rcv_msg+0x34f/0x8f0 [ 241.712943] ? rtnetlink_put_metrics+0x490/0x490 [ 241.717743] ? find_held_lock+0x36/0x1d0 [ 241.722221] netlink_rcv_skb+0x13e/0x3d0 [ 241.726458] ? lock_downgrade+0x860/0x860 [ 241.730724] ? rtnetlink_put_metrics+0x490/0x490 [ 241.736080] ? netlink_ack+0xa70/0xa70 [ 241.739969] ? netlink_deliver_tap+0x182/0xb00 [ 241.744542] rtnetlink_rcv+0x10/0x20 [ 241.748455] netlink_unicast+0x443/0x650 [ 241.752688] ? netlink_attachskb+0x6c0/0x6c0 [ 241.757179] ? _copy_from_iter_full+0x182/0x720 [ 241.761934] ? __check_object_size+0x1ef/0x310 [ 241.766826] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 241.772367] netlink_sendmsg+0x764/0xc60 [ 241.776615] ? netlink_unicast+0x650/0x650 [ 241.780933] ? apparmor_socket_sendmsg+0x1b/0x20 [ 241.785763] ? netlink_unicast+0x650/0x650 [ 241.790008] sock_sendmsg+0xb5/0xf0 [ 241.793725] ___sys_sendmsg+0x647/0x950 [ 241.797871] ? find_held_lock+0x36/0x1d0 [ 241.802021] ? copy_msghdr_from_user+0x430/0x430 [ 241.807225] ? __fget+0x278/0x400 [ 241.810827] ? kasan_check_read+0x11/0x20 [ 241.815085] ? __fget+0x295/0x400 [ 241.819251] ? expand_files.part.8+0x700/0x700 [ 241.824002] ? __f_unlock_pos+0xd/0x10 [ 241.827987] ? __fget_light+0x174/0x1e0 [ 241.831956] ? __fdget+0xe/0x10 [ 241.835590] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 241.841461] __sys_sendmsg+0xd9/0x180 [ 241.845348] ? __ia32_sys_shutdown+0x70/0x70 [ 241.850155] ? __sb_end_write+0xa4/0xd0 [ 241.854318] ? kasan_check_write+0x14/0x20 [ 241.858550] ? fput+0x18/0x120 [ 241.862698] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.868234] __x64_sys_sendmsg+0x73/0xb0 [ 241.872388] do_syscall_64+0xd0/0x4e0 [ 241.876284] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.881462] RIP: 0033:0x463d89 [ 241.884669] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 241.904023] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 241.912442] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 241.919715] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 241.927064] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 241.934426] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 241.941687] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 241.950650] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 241.969413] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 241.989021] FAULT_INJECTION: forcing a failure. [ 241.989021] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 242.001186] CPU: 0 PID: 12198 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 242.009153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.019047] Call Trace: [ 242.021759] dump_stack+0x123/0x171 [ 242.025594] should_fail.cold.4+0x5/0xa [ 242.029985] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 242.035376] ? save_stack+0xa9/0xd0 [ 242.039105] __alloc_pages_nodemask+0x1d5/0x710 [ 242.044313] ? __alloc_pages_slowpath+0x2560/0x2560 [ 242.049849] cache_grow_begin+0x91/0x8d0 [ 242.054159] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 242.059810] kmem_cache_alloc_node_trace+0x665/0x730 [ 242.064925] __kmalloc_node+0x3c/0x70 [ 242.068900] qdisc_alloc+0xb1/0x9a0 [ 242.072749] ? kmem_cache_alloc_trace+0x347/0x740 [ 242.077781] qdisc_create_dflt+0x5e/0x1a0 [ 242.082128] qfq_change_class+0x6ae/0x14e0 [ 242.086369] ? security_capable+0x58/0xa0 [ 242.091573] ? qfq_delete_class+0x2d0/0x2d0 [ 242.095896] ? nla_parse+0x197/0x280 [ 242.099743] tc_ctl_tclass+0x3e9/0xba0 [ 242.103672] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 242.108933] ? find_held_lock+0x36/0x1d0 [ 242.113101] rtnetlink_rcv_msg+0x34f/0x8f0 [ 242.117563] ? rtnetlink_put_metrics+0x490/0x490 [ 242.122420] ? find_held_lock+0x36/0x1d0 [ 242.126751] netlink_rcv_skb+0x13e/0x3d0 [ 242.130893] ? lock_downgrade+0x860/0x860 [ 242.135041] ? rtnetlink_put_metrics+0x490/0x490 [ 242.139982] ? netlink_ack+0xa70/0xa70 [ 242.143962] ? netlink_deliver_tap+0x182/0xb00 [ 242.148851] rtnetlink_rcv+0x10/0x20 [ 242.152608] netlink_unicast+0x443/0x650 [ 242.157462] ? netlink_attachskb+0x6c0/0x6c0 [ 242.162369] ? _copy_from_iter_full+0x182/0x720 [ 242.167052] ? __check_object_size+0x1ef/0x310 [ 242.171941] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 242.177917] netlink_sendmsg+0x764/0xc60 [ 242.182240] ? netlink_unicast+0x650/0x650 [ 242.186618] ? apparmor_socket_sendmsg+0x1b/0x20 [ 242.191538] ? netlink_unicast+0x650/0x650 [ 242.196258] sock_sendmsg+0xb5/0xf0 [ 242.200256] ___sys_sendmsg+0x647/0x950 [ 242.204791] ? find_held_lock+0x36/0x1d0 [ 242.208892] ? copy_msghdr_from_user+0x430/0x430 [ 242.213839] ? __fget+0x278/0x400 [ 242.217384] ? kasan_check_read+0x11/0x20 [ 242.221830] ? __fget+0x295/0x400 [ 242.225742] ? expand_files.part.8+0x700/0x700 [ 242.230724] ? __f_unlock_pos+0xd/0x10 [ 242.235140] ? __fget_light+0x174/0x1e0 [ 242.239200] ? __fdget+0xe/0x10 [ 242.242802] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 242.248152] __sys_sendmsg+0xd9/0x180 [ 242.251951] ? __ia32_sys_shutdown+0x70/0x70 [ 242.256538] ? __sb_end_write+0xa4/0xd0 [ 242.260817] ? kasan_check_write+0x14/0x20 [ 242.265403] ? fput+0x18/0x120 [ 242.268834] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.274314] __x64_sys_sendmsg+0x73/0xb0 [ 242.278754] do_syscall_64+0xd0/0x4e0 [ 242.282551] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.287997] RIP: 0033:0x463d89 [ 242.291703] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 242.311525] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 242.319410] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 242.327364] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 242.335017] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 242.342438] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 242.350069] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 242.359544] FAULT_INJECTION: forcing a failure. [ 242.359544] name failslab, interval 1, probability 0, space 0, times 0 [ 242.374072] CPU: 0 PID: 12199 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 242.382234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.392756] Call Trace: [ 242.395353] dump_stack+0x123/0x171 [ 242.398984] should_fail.cold.4+0x5/0xa [ 242.403038] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 242.408521] ? lock_downgrade+0x860/0x860 [ 242.413381] ? ___might_sleep+0x16b/0x270 [ 242.418642] __should_failslab+0xba/0xf0 [ 242.423060] should_failslab+0x9/0x20 [ 242.427040] kmem_cache_alloc_trace+0x2cb/0x740 [ 242.431716] ? qfq_change_class+0xa93/0x14e0 [ 242.436296] ? qfq_change_class+0xa93/0x14e0 [ 242.441353] ? __local_bh_enable_ip+0x160/0x260 [ 242.446443] qfq_change_class+0xad9/0x14e0 [ 242.451150] ? qfq_delete_class+0x2d0/0x2d0 [ 242.455650] ? nla_parse+0x197/0x280 [ 242.459845] tc_ctl_tclass+0x3e9/0xba0 [ 242.464143] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 242.470232] ? find_held_lock+0x36/0x1d0 [ 242.474996] rtnetlink_rcv_msg+0x34f/0x8f0 [ 242.479741] ? rtnetlink_put_metrics+0x490/0x490 [ 242.484705] ? find_held_lock+0x36/0x1d0 [ 242.489758] netlink_rcv_skb+0x13e/0x3d0 [ 242.493945] ? lock_downgrade+0x860/0x860 [ 242.498120] ? rtnetlink_put_metrics+0x490/0x490 [ 242.502878] ? netlink_ack+0xa70/0xa70 [ 242.507141] ? netlink_deliver_tap+0x182/0xb00 [ 242.512255] rtnetlink_rcv+0x10/0x20 [ 242.516110] netlink_unicast+0x443/0x650 [ 242.520668] ? netlink_attachskb+0x6c0/0x6c0 [ 242.525168] ? _copy_from_iter_full+0x182/0x720 [ 242.530123] ? __check_object_size+0x1ef/0x310 [ 242.535080] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 242.541371] netlink_sendmsg+0x764/0xc60 [ 242.546394] ? netlink_unicast+0x650/0x650 [ 242.551015] ? apparmor_socket_sendmsg+0x1b/0x20 [ 242.555979] ? netlink_unicast+0x650/0x650 [ 242.560277] sock_sendmsg+0xb5/0xf0 [ 242.564526] ___sys_sendmsg+0x647/0x950 [ 242.568619] ? find_held_lock+0x36/0x1d0 [ 242.572735] ? copy_msghdr_from_user+0x430/0x430 [ 242.577736] ? __fget+0x278/0x400 [ 242.581339] ? kasan_check_read+0x11/0x20 [ 242.585717] ? __fget+0x295/0x400 [ 242.589487] ? expand_files.part.8+0x700/0x700 [ 242.594077] ? __f_unlock_pos+0xd/0x10 [ 242.597979] ? __fget_light+0x174/0x1e0 [ 242.602055] ? __fdget+0xe/0x10 [ 242.605456] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 242.610305] __sys_sendmsg+0xd9/0x180 [ 242.614107] ? __ia32_sys_shutdown+0x70/0x70 [ 242.618511] ? __sb_end_write+0xa4/0xd0 [ 242.622590] ? kasan_check_write+0x14/0x20 [ 242.627223] ? fput+0x18/0x120 [ 242.630616] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.636466] __x64_sys_sendmsg+0x73/0xb0 [ 242.641200] do_syscall_64+0xd0/0x4e0 [ 242.645876] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.652652] RIP: 0033:0x463d89 [ 242.656350] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 242.677309] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 242.685566] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 242.693071] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 242.700639] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 242.708277] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 242.715705] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 242.729189] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 242.766149] FAULT_INJECTION: forcing a failure. [ 242.766149] name failslab, interval 1, probability 0, space 0, times 0 [ 242.779043] CPU: 1 PID: 12209 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 242.787493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.797255] Call Trace: [ 242.799841] dump_stack+0x123/0x171 [ 242.803951] should_fail.cold.4+0x5/0xa [ 242.808026] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 242.813522] ? lock_downgrade+0x860/0x860 [ 242.818376] ? ___might_sleep+0x16b/0x270 [ 242.823163] __should_failslab+0xba/0xf0 [ 242.827692] should_failslab+0x9/0x20 [ 242.831587] kmem_cache_alloc_trace+0x2cb/0x740 [ 242.836831] ? qfq_change_class+0xa93/0x14e0 [ 242.841894] ? qfq_change_class+0xa93/0x14e0 [ 242.846488] ? __local_bh_enable_ip+0x160/0x260 [ 242.851346] qfq_change_class+0xad9/0x14e0 [ 242.856123] ? qfq_delete_class+0x2d0/0x2d0 [ 242.860732] ? nla_parse+0x197/0x280 [ 242.864802] tc_ctl_tclass+0x3e9/0xba0 [ 242.868813] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 242.873999] ? find_held_lock+0x36/0x1d0 [ 242.878063] rtnetlink_rcv_msg+0x34f/0x8f0 [ 242.882317] ? rtnetlink_put_metrics+0x490/0x490 [ 242.887306] ? find_held_lock+0x36/0x1d0 [ 242.891458] netlink_rcv_skb+0x13e/0x3d0 [ 242.895811] ? lock_downgrade+0x860/0x860 [ 242.900163] ? rtnetlink_put_metrics+0x490/0x490 [ 242.904937] ? netlink_ack+0xa70/0xa70 [ 242.908818] ? netlink_deliver_tap+0x182/0xb00 [ 242.913807] rtnetlink_rcv+0x10/0x20 [ 242.918056] netlink_unicast+0x443/0x650 [ 242.922253] ? netlink_attachskb+0x6c0/0x6c0 [ 242.926684] ? _copy_from_iter_full+0x182/0x720 [ 242.931432] ? __check_object_size+0x1ef/0x310 [ 242.936072] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 242.941606] netlink_sendmsg+0x764/0xc60 [ 242.945826] ? netlink_unicast+0x650/0x650 [ 242.950141] ? apparmor_socket_sendmsg+0x1b/0x20 [ 242.955153] ? netlink_unicast+0x650/0x650 [ 242.959616] sock_sendmsg+0xb5/0xf0 [ 242.963418] ___sys_sendmsg+0x647/0x950 [ 242.967672] ? find_held_lock+0x36/0x1d0 [ 242.972084] ? copy_msghdr_from_user+0x430/0x430 [ 242.977066] ? __fget+0x278/0x400 [ 242.980535] ? kasan_check_read+0x11/0x20 [ 242.984942] ? __fget+0x295/0x400 [ 242.988511] ? expand_files.part.8+0x700/0x700 [ 242.993197] ? __f_unlock_pos+0xd/0x10 [ 242.997159] ? __fget_light+0x174/0x1e0 [ 243.001214] ? __fdget+0xe/0x10 [ 243.004492] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 243.009406] __sys_sendmsg+0xd9/0x180 [ 243.013549] ? __ia32_sys_shutdown+0x70/0x70 [ 243.018156] ? __sb_end_write+0xa4/0xd0 [ 243.022139] ? kasan_check_write+0x14/0x20 [ 243.026817] ? fput+0x18/0x120 [ 243.030219] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.035961] __x64_sys_sendmsg+0x73/0xb0 [ 243.040025] do_syscall_64+0xd0/0x4e0 [ 243.043907] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.049085] RIP: 0033:0x463d89 [ 243.052357] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 243.074645] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 243.082659] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 243.090272] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 243.102674] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 243.110068] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 243.117918] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 243.131577] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 243.157066] FAULT_INJECTION: forcing a failure. [ 243.157066] name failslab, interval 1, probability 0, space 0, times 0 [ 243.169014] CPU: 0 PID: 12217 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 243.177298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.187724] Call Trace: [ 243.190328] dump_stack+0x123/0x171 [ 243.194164] should_fail.cold.4+0x5/0xa [ 243.198451] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 243.203741] ? lock_downgrade+0x860/0x860 [ 243.207893] ? ___might_sleep+0x16b/0x270 [ 243.212477] __should_failslab+0xba/0xf0 [ 243.217317] should_failslab+0x9/0x20 [ 243.221295] kmem_cache_alloc_trace+0x2cb/0x740 [ 243.226135] ? qfq_change_class+0xa93/0x14e0 [ 243.230858] ? qfq_change_class+0xa93/0x14e0 [ 243.235771] ? __local_bh_enable_ip+0x160/0x260 [ 243.240814] qfq_change_class+0xad9/0x14e0 [ 243.245548] ? qfq_delete_class+0x2d0/0x2d0 [ 243.250592] ? nla_parse+0x197/0x280 [ 243.254413] tc_ctl_tclass+0x3e9/0xba0 [ 243.258389] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 243.263588] ? find_held_lock+0x36/0x1d0 [ 243.267790] rtnetlink_rcv_msg+0x34f/0x8f0 [ 243.272179] ? rtnetlink_put_metrics+0x490/0x490 [ 243.277264] ? find_held_lock+0x36/0x1d0 [ 243.281541] netlink_rcv_skb+0x13e/0x3d0 [ 243.285602] ? lock_downgrade+0x860/0x860 [ 243.289969] ? rtnetlink_put_metrics+0x490/0x490 [ 243.295330] ? netlink_ack+0xa70/0xa70 [ 243.299450] ? netlink_deliver_tap+0x182/0xb00 [ 243.304118] rtnetlink_rcv+0x10/0x20 [ 243.307828] netlink_unicast+0x443/0x650 [ 243.311908] ? netlink_attachskb+0x6c0/0x6c0 [ 243.316439] ? _copy_from_iter_full+0x182/0x720 [ 243.321119] ? __check_object_size+0x1ef/0x310 [ 243.325733] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 243.331363] netlink_sendmsg+0x764/0xc60 [ 243.335630] ? netlink_unicast+0x650/0x650 [ 243.339946] ? apparmor_socket_sendmsg+0x1b/0x20 [ 243.344699] ? netlink_unicast+0x650/0x650 [ 243.348929] sock_sendmsg+0xb5/0xf0 [ 243.352542] ___sys_sendmsg+0x647/0x950 [ 243.356630] ? find_held_lock+0x36/0x1d0 [ 243.361445] ? copy_msghdr_from_user+0x430/0x430 [ 243.366751] ? __fget+0x278/0x400 [ 243.370283] ? kasan_check_read+0x11/0x20 [ 243.374984] ? __fget+0x295/0x400 [ 243.379129] ? expand_files.part.8+0x700/0x700 [ 243.383839] ? __f_unlock_pos+0xd/0x10 [ 243.388299] ? __fget_light+0x174/0x1e0 [ 243.392288] ? __fdget+0xe/0x10 [ 243.395767] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 243.400958] __sys_sendmsg+0xd9/0x180 [ 243.405124] ? __ia32_sys_shutdown+0x70/0x70 [ 243.410285] ? __sb_end_write+0xa4/0xd0 [ 243.414439] ? kasan_check_write+0x14/0x20 [ 243.418789] ? fput+0x18/0x120 [ 243.422099] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.427737] __x64_sys_sendmsg+0x73/0xb0 [ 243.432229] do_syscall_64+0xd0/0x4e0 [ 243.436220] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.441804] RIP: 0033:0x463d89 [ 243.445079] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 243.464587] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 243.472701] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 243.479994] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 243.487257] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 243.494804] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 243.502202] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 243.514897] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 243.537277] FAULT_INJECTION: forcing a failure. [ 243.537277] name failslab, interval 1, probability 0, space 0, times 0 [ 243.551608] CPU: 1 PID: 12227 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 243.559723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.569932] Call Trace: [ 243.572746] dump_stack+0x123/0x171 [ 243.576375] should_fail.cold.4+0x5/0xa [ 243.580978] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 243.586337] ? lock_downgrade+0x860/0x860 [ 243.591072] ? ___might_sleep+0x16b/0x270 [ 243.596311] __should_failslab+0xba/0xf0 [ 243.600637] should_failslab+0x9/0x20 [ 243.604426] kmem_cache_alloc_trace+0x2cb/0x740 [ 243.609629] ? qfq_change_class+0xa93/0x14e0 [ 243.614349] ? qfq_change_class+0xa93/0x14e0 [ 243.618865] ? __local_bh_enable_ip+0x160/0x260 [ 243.624047] qfq_change_class+0xad9/0x14e0 [ 243.628297] ? qfq_delete_class+0x2d0/0x2d0 [ 243.632705] ? nla_parse+0x197/0x280 [ 243.636415] tc_ctl_tclass+0x3e9/0xba0 [ 243.640629] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 243.646028] ? find_held_lock+0x36/0x1d0 [ 243.650830] rtnetlink_rcv_msg+0x34f/0x8f0 [ 243.655416] ? rtnetlink_put_metrics+0x490/0x490 [ 243.660303] ? find_held_lock+0x36/0x1d0 [ 243.664654] netlink_rcv_skb+0x13e/0x3d0 [ 243.668808] ? lock_downgrade+0x860/0x860 [ 243.673253] ? rtnetlink_put_metrics+0x490/0x490 [ 243.678677] ? netlink_ack+0xa70/0xa70 [ 243.682659] ? netlink_deliver_tap+0x182/0xb00 [ 243.687350] rtnetlink_rcv+0x10/0x20 [ 243.691318] netlink_unicast+0x443/0x650 [ 243.695852] ? netlink_attachskb+0x6c0/0x6c0 [ 243.700293] ? _copy_from_iter_full+0x182/0x720 [ 243.705039] ? __check_object_size+0x1ef/0x310 [ 243.709781] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 243.715793] netlink_sendmsg+0x764/0xc60 [ 243.720348] ? netlink_unicast+0x650/0x650 [ 243.724914] ? apparmor_socket_sendmsg+0x1b/0x20 [ 243.729888] ? netlink_unicast+0x650/0x650 [ 243.734341] sock_sendmsg+0xb5/0xf0 [ 243.738066] ___sys_sendmsg+0x647/0x950 [ 243.742289] ? find_held_lock+0x36/0x1d0 [ 243.746523] ? copy_msghdr_from_user+0x430/0x430 [ 243.751359] ? __fget+0x278/0x400 [ 243.755139] ? kasan_check_read+0x11/0x20 [ 243.759831] ? __fget+0x295/0x400 [ 243.763576] ? expand_files.part.8+0x700/0x700 [ 243.768651] ? __f_unlock_pos+0xd/0x10 [ 243.772749] ? __fget_light+0x174/0x1e0 [ 243.776985] ? __fdget+0xe/0x10 [ 243.780392] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 243.785313] __sys_sendmsg+0xd9/0x180 [ 243.789189] ? __ia32_sys_shutdown+0x70/0x70 [ 243.793611] ? __sb_end_write+0xa4/0xd0 [ 243.797663] ? kasan_check_write+0x14/0x20 [ 243.801976] ? fput+0x18/0x120 [ 243.805266] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.811063] __x64_sys_sendmsg+0x73/0xb0 [ 243.815116] do_syscall_64+0xd0/0x4e0 [ 243.819743] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.824924] RIP: 0033:0x463d89 [ 243.828392] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 243.848274] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 243.856461] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 243.863919] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 243.871797] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 243.879672] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 243.887330] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 243.901635] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 243.929829] FAULT_INJECTION: forcing a failure. [ 243.929829] name failslab, interval 1, probability 0, space 0, times 0 [ 243.942037] CPU: 1 PID: 12241 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 243.950299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.959646] Call Trace: [ 243.962326] dump_stack+0x123/0x171 [ 243.966365] should_fail.cold.4+0x5/0xa [ 243.970542] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 243.975651] ? lock_downgrade+0x860/0x860 [ 243.980171] ? ___might_sleep+0x16b/0x270 [ 243.984983] __should_failslab+0xba/0xf0 [ 243.989329] should_failslab+0x9/0x20 [ 243.993129] kmem_cache_alloc_trace+0x2cb/0x740 [ 243.997912] ? qfq_change_class+0xa93/0x14e0 [ 244.002487] ? qfq_change_class+0xa93/0x14e0 [ 244.006982] ? __local_bh_enable_ip+0x160/0x260 [ 244.011747] qfq_change_class+0xad9/0x14e0 [ 244.020118] ? qfq_delete_class+0x2d0/0x2d0 [ 244.024461] ? nla_parse+0x197/0x280 [ 244.028384] tc_ctl_tclass+0x3e9/0xba0 [ 244.032584] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 244.038055] ? find_held_lock+0x36/0x1d0 [ 244.042307] rtnetlink_rcv_msg+0x34f/0x8f0 [ 244.046755] ? rtnetlink_put_metrics+0x490/0x490 [ 244.051755] ? find_held_lock+0x36/0x1d0 [ 244.055918] netlink_rcv_skb+0x13e/0x3d0 [ 244.059995] ? lock_downgrade+0x860/0x860 [ 244.064707] ? rtnetlink_put_metrics+0x490/0x490 [ 244.070619] ? netlink_ack+0xa70/0xa70 [ 244.074706] ? netlink_deliver_tap+0x182/0xb00 [ 244.079381] rtnetlink_rcv+0x10/0x20 [ 244.083226] netlink_unicast+0x443/0x650 [ 244.087561] ? netlink_attachskb+0x6c0/0x6c0 [ 244.093209] ? _copy_from_iter_full+0x182/0x720 [ 244.098011] ? __check_object_size+0x1ef/0x310 [ 244.102680] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 244.108319] netlink_sendmsg+0x764/0xc60 [ 244.113007] ? netlink_unicast+0x650/0x650 [ 244.117906] ? apparmor_socket_sendmsg+0x1b/0x20 [ 244.123039] ? netlink_unicast+0x650/0x650 [ 244.127534] sock_sendmsg+0xb5/0xf0 [ 244.131464] ___sys_sendmsg+0x647/0x950 [ 244.136179] ? find_held_lock+0x36/0x1d0 [ 244.140324] ? copy_msghdr_from_user+0x430/0x430 [ 244.145676] ? __fget+0x278/0x400 [ 244.149246] ? kasan_check_read+0x11/0x20 [ 244.154269] ? __fget+0x295/0x400 [ 244.158195] ? expand_files.part.8+0x700/0x700 [ 244.162990] ? __f_unlock_pos+0xd/0x10 [ 244.167004] ? __fget_light+0x174/0x1e0 [ 244.171479] ? __fdget+0xe/0x10 [ 244.174968] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 244.180772] __sys_sendmsg+0xd9/0x180 [ 244.185374] ? __ia32_sys_shutdown+0x70/0x70 [ 244.190289] ? __sb_end_write+0xa4/0xd0 [ 244.194737] ? kasan_check_write+0x14/0x20 [ 244.199894] ? fput+0x18/0x120 [ 244.203622] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 244.209138] __x64_sys_sendmsg+0x73/0xb0 [ 244.213382] do_syscall_64+0xd0/0x4e0 [ 244.217398] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 244.223027] RIP: 0033:0x463d89 [ 244.226445] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 244.249038] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 244.258925] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 244.267401] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 244.275804] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 244.283713] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 244.291065] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 244.300170] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 244.320125] FAULT_INJECTION: forcing a failure. [ 244.320125] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 244.333454] CPU: 1 PID: 12245 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 244.341623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.351333] Call Trace: [ 244.353930] dump_stack+0x123/0x171 [ 244.357666] should_fail.cold.4+0x5/0xa [ 244.361734] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 244.367792] ? save_stack+0xa9/0xd0 [ 244.371631] __alloc_pages_nodemask+0x1d5/0x710 [ 244.377347] ? __alloc_pages_slowpath+0x2560/0x2560 [ 244.383322] cache_grow_begin+0x91/0x8d0 [ 244.387682] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 244.393083] kmem_cache_alloc_node_trace+0x665/0x730 [ 244.398410] __kmalloc_node+0x3c/0x70 [ 244.402208] qdisc_alloc+0xb1/0x9a0 [ 244.405917] ? kmem_cache_alloc_trace+0x347/0x740 [ 244.411522] qdisc_create_dflt+0x5e/0x1a0 [ 244.416281] qfq_change_class+0x6ae/0x14e0 [ 244.420802] ? security_capable+0x58/0xa0 [ 244.424962] ? qfq_delete_class+0x2d0/0x2d0 [ 244.429563] ? nla_parse+0x197/0x280 [ 244.433835] tc_ctl_tclass+0x3e9/0xba0 [ 244.437805] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 244.443121] ? find_held_lock+0x36/0x1d0 [ 244.447303] rtnetlink_rcv_msg+0x34f/0x8f0 [ 244.451617] ? rtnetlink_put_metrics+0x490/0x490 [ 244.456486] ? find_held_lock+0x36/0x1d0 [ 244.460667] netlink_rcv_skb+0x13e/0x3d0 [ 244.464840] ? lock_downgrade+0x860/0x860 [ 244.469157] ? rtnetlink_put_metrics+0x490/0x490 [ 244.474006] ? netlink_ack+0xa70/0xa70 [ 244.477978] ? netlink_deliver_tap+0x182/0xb00 [ 244.482556] rtnetlink_rcv+0x10/0x20 [ 244.486452] netlink_unicast+0x443/0x650 [ 244.490511] ? netlink_attachskb+0x6c0/0x6c0 [ 244.494931] ? _copy_from_iter_full+0x182/0x720 [ 244.499687] ? __check_object_size+0x1ef/0x310 [ 244.504473] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 244.511090] netlink_sendmsg+0x764/0xc60 [ 244.515676] ? netlink_unicast+0x650/0x650 [ 244.520173] ? apparmor_socket_sendmsg+0x1b/0x20 [ 244.525070] ? netlink_unicast+0x650/0x650 [ 244.529744] sock_sendmsg+0xb5/0xf0 [ 244.533974] ___sys_sendmsg+0x647/0x950 [ 244.538231] ? find_held_lock+0x36/0x1d0 [ 244.542545] ? copy_msghdr_from_user+0x430/0x430 [ 244.547556] ? __fget+0x278/0x400 [ 244.551335] ? kasan_check_read+0x11/0x20 [ 244.555833] ? __fget+0x295/0x400 [ 244.559679] ? expand_files.part.8+0x700/0x700 [ 244.564527] ? __f_unlock_pos+0xd/0x10 [ 244.568422] ? __fget_light+0x174/0x1e0 [ 244.572478] ? __fdget+0xe/0x10 [ 244.576183] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 244.581658] __sys_sendmsg+0xd9/0x180 [ 244.585978] ? __ia32_sys_shutdown+0x70/0x70 [ 244.590656] ? __sb_end_write+0xa4/0xd0 [ 244.594704] ? kasan_check_write+0x14/0x20 [ 244.599051] ? fput+0x18/0x120 [ 244.602494] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 244.608238] __x64_sys_sendmsg+0x73/0xb0 [ 244.612427] do_syscall_64+0xd0/0x4e0 [ 244.616521] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 244.622156] RIP: 0033:0x463d89 [ 244.625543] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 244.644785] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 244.652609] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 244.659875] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 244.667963] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 244.676160] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 244.683688] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 244.705348] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 244.726306] FAULT_INJECTION: forcing a failure. [ 244.726306] name failslab, interval 1, probability 0, space 0, times 0 [ 244.738798] CPU: 1 PID: 12255 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 244.747011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.756439] Call Trace: [ 244.759082] dump_stack+0x123/0x171 [ 244.762702] should_fail.cold.4+0x5/0xa [ 244.766879] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 244.772662] ? lock_downgrade+0x860/0x860 [ 244.776902] ? ___might_sleep+0x16b/0x270 [ 244.781262] __should_failslab+0xba/0xf0 [ 244.785453] should_failslab+0x9/0x20 [ 244.789434] kmem_cache_alloc_trace+0x2cb/0x740 [ 244.794435] ? qfq_change_class+0xa93/0x14e0 [ 244.799046] ? qfq_change_class+0xa93/0x14e0 [ 244.803782] ? __local_bh_enable_ip+0x160/0x260 [ 244.808457] qfq_change_class+0xad9/0x14e0 [ 244.812864] ? qfq_delete_class+0x2d0/0x2d0 [ 244.817663] ? nla_parse+0x197/0x280 [ 244.821546] tc_ctl_tclass+0x3e9/0xba0 [ 244.825776] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 244.831918] ? find_held_lock+0x36/0x1d0 [ 244.836359] rtnetlink_rcv_msg+0x34f/0x8f0 [ 244.840931] ? rtnetlink_put_metrics+0x490/0x490 [ 244.845731] ? find_held_lock+0x36/0x1d0 [ 244.850242] netlink_rcv_skb+0x13e/0x3d0 [ 244.854526] ? lock_downgrade+0x860/0x860 [ 244.858750] ? rtnetlink_put_metrics+0x490/0x490 [ 244.863506] ? netlink_ack+0xa70/0xa70 [ 244.867476] ? netlink_deliver_tap+0x182/0xb00 [ 244.872094] rtnetlink_rcv+0x10/0x20 [ 244.875988] netlink_unicast+0x443/0x650 [ 244.880318] ? netlink_attachskb+0x6c0/0x6c0 [ 244.884943] ? _copy_from_iter_full+0x182/0x720 [ 244.890020] ? __check_object_size+0x1ef/0x310 [ 244.894606] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 244.900606] netlink_sendmsg+0x764/0xc60 [ 244.904787] ? netlink_unicast+0x650/0x650 [ 244.909176] ? apparmor_socket_sendmsg+0x1b/0x20 [ 244.914104] ? netlink_unicast+0x650/0x650 [ 244.918987] sock_sendmsg+0xb5/0xf0 [ 244.922719] ___sys_sendmsg+0x647/0x950 [ 244.926682] ? find_held_lock+0x36/0x1d0 [ 244.930818] ? copy_msghdr_from_user+0x430/0x430 [ 244.935653] ? __fget+0x278/0x400 [ 244.939123] ? kasan_check_read+0x11/0x20 [ 244.943353] ? __fget+0x295/0x400 [ 244.946806] ? expand_files.part.8+0x700/0x700 [ 244.951468] ? __f_unlock_pos+0xd/0x10 [ 244.955348] ? __fget_light+0x174/0x1e0 [ 244.959309] ? __fdget+0xe/0x10 [ 244.962663] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 244.967849] __sys_sendmsg+0xd9/0x180 [ 244.971632] ? __ia32_sys_shutdown+0x70/0x70 [ 244.976064] ? __sb_end_write+0xa4/0xd0 [ 244.980037] ? kasan_check_write+0x14/0x20 [ 244.984263] ? fput+0x18/0x120 [ 244.987545] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 244.992990] __x64_sys_sendmsg+0x73/0xb0 [ 244.997435] do_syscall_64+0xd0/0x4e0 [ 245.001371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 245.006908] RIP: 0033:0x463d89 [ 245.010203] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 245.029853] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 245.037656] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 245.045189] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 245.052561] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 245.060031] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 245.067483] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 245.094879] FAULT_INJECTION: forcing a failure. [ 245.094879] name failslab, interval 1, probability 0, space 0, times 0 [ 245.112852] CPU: 0 PID: 12265 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 245.121120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.130705] Call Trace: [ 245.133316] dump_stack+0x123/0x171 [ 245.136925] should_fail.cold.4+0x5/0xa [ 245.141013] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 245.146242] ? lock_downgrade+0x860/0x860 [ 245.150399] ? ___might_sleep+0x16b/0x270 [ 245.154549] __should_failslab+0xba/0xf0 [ 245.158703] should_failslab+0x9/0x20 [ 245.162504] kmem_cache_alloc_trace+0x2cb/0x740 [ 245.167388] ? qfq_change_class+0xa93/0x14e0 [ 245.172208] ? qfq_change_class+0xa93/0x14e0 [ 245.176703] ? __local_bh_enable_ip+0x160/0x260 [ 245.181470] qfq_change_class+0xad9/0x14e0 [ 245.185801] ? qfq_delete_class+0x2d0/0x2d0 [ 245.190327] ? nla_parse+0x197/0x280 [ 245.194297] tc_ctl_tclass+0x3e9/0xba0 [ 245.198814] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 245.203916] ? find_held_lock+0x36/0x1d0 [ 245.208126] rtnetlink_rcv_msg+0x34f/0x8f0 [ 245.212650] ? rtnetlink_put_metrics+0x490/0x490 [ 245.217491] ? find_held_lock+0x36/0x1d0 [ 245.221724] netlink_rcv_skb+0x13e/0x3d0 [ 245.226123] ? lock_downgrade+0x860/0x860 [ 245.230334] ? rtnetlink_put_metrics+0x490/0x490 [ 245.235198] ? netlink_ack+0xa70/0xa70 [ 245.239088] ? netlink_deliver_tap+0x182/0xb00 [ 245.243674] rtnetlink_rcv+0x10/0x20 [ 245.247466] netlink_unicast+0x443/0x650 [ 245.251775] ? netlink_attachskb+0x6c0/0x6c0 [ 245.256169] ? _copy_from_iter_full+0x182/0x720 [ 245.260929] ? __check_object_size+0x1ef/0x310 [ 245.265501] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 245.271052] netlink_sendmsg+0x764/0xc60 [ 245.275205] ? netlink_unicast+0x650/0x650 [ 245.279603] ? apparmor_socket_sendmsg+0x1b/0x20 [ 245.284457] ? netlink_unicast+0x650/0x650 [ 245.288683] sock_sendmsg+0xb5/0xf0 [ 245.292390] ___sys_sendmsg+0x647/0x950 [ 245.296537] ? find_held_lock+0x36/0x1d0 [ 245.300841] ? copy_msghdr_from_user+0x430/0x430 [ 245.306084] ? __fget+0x278/0x400 [ 245.309635] ? kasan_check_read+0x11/0x20 [ 245.314143] ? __fget+0x295/0x400 [ 245.317594] ? expand_files.part.8+0x700/0x700 [ 245.322274] ? __f_unlock_pos+0xd/0x10 [ 245.326165] ? __fget_light+0x174/0x1e0 [ 245.330381] ? __fdget+0xe/0x10 [ 245.333811] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 245.338867] __sys_sendmsg+0xd9/0x180 [ 245.342663] ? __ia32_sys_shutdown+0x70/0x70 [ 245.347390] ? __sb_end_write+0xa4/0xd0 [ 245.351447] ? kasan_check_write+0x14/0x20 [ 245.355983] ? fput+0x18/0x120 [ 245.359177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 245.364881] __x64_sys_sendmsg+0x73/0xb0 [ 245.368955] do_syscall_64+0xd0/0x4e0 [ 245.372984] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 245.378823] RIP: 0033:0x463d89 [ 245.382099] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 245.401720] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 245.410223] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 245.419260] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 245.427263] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 245.434675] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 245.442029] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 245.470929] FAULT_INJECTION: forcing a failure. [ 245.470929] name failslab, interval 1, probability 0, space 0, times 0 [ 245.492748] CPU: 0 PID: 12281 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 245.500907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.510621] Call Trace: [ 245.513389] dump_stack+0x123/0x171 [ 245.517187] should_fail.cold.4+0x5/0xa [ 245.521262] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 245.527289] ? lock_downgrade+0x860/0x860 [ 245.531797] ? ___might_sleep+0x16b/0x270 [ 245.536045] __should_failslab+0xba/0xf0 [ 245.540450] should_failslab+0x9/0x20 [ 245.544389] kmem_cache_alloc_trace+0x2cb/0x740 [ 245.549173] ? qfq_change_class+0xa93/0x14e0 [ 245.553663] ? qfq_change_class+0xa93/0x14e0 [ 245.558223] ? __local_bh_enable_ip+0x160/0x260 [ 245.563058] qfq_change_class+0xad9/0x14e0 [ 245.568237] ? qfq_delete_class+0x2d0/0x2d0 [ 245.572573] ? nla_parse+0x197/0x280 [ 245.576289] tc_ctl_tclass+0x3e9/0xba0 [ 245.580529] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 245.585916] ? find_held_lock+0x36/0x1d0 [ 245.590151] rtnetlink_rcv_msg+0x34f/0x8f0 [ 245.594469] ? rtnetlink_put_metrics+0x490/0x490 [ 245.599308] ? find_held_lock+0x36/0x1d0 [ 245.603392] netlink_rcv_skb+0x13e/0x3d0 [ 245.607581] ? lock_downgrade+0x860/0x860 [ 245.611744] ? rtnetlink_put_metrics+0x490/0x490 [ 245.616996] ? netlink_ack+0xa70/0xa70 [ 245.621536] ? netlink_deliver_tap+0x182/0xb00 [ 245.626470] rtnetlink_rcv+0x10/0x20 [ 245.630231] netlink_unicast+0x443/0x650 [ 245.634632] ? netlink_attachskb+0x6c0/0x6c0 [ 245.639576] ? _copy_from_iter_full+0x182/0x720 [ 245.644249] ? __check_object_size+0x1ef/0x310 [ 245.648837] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 245.654495] netlink_sendmsg+0x764/0xc60 [ 245.658550] ? netlink_unicast+0x650/0x650 [ 245.662780] ? apparmor_socket_sendmsg+0x1b/0x20 [ 245.667621] ? netlink_unicast+0x650/0x650 [ 245.672068] sock_sendmsg+0xb5/0xf0 [ 245.675694] ___sys_sendmsg+0x647/0x950 [ 245.680982] ? find_held_lock+0x36/0x1d0 [ 245.685129] ? copy_msghdr_from_user+0x430/0x430 [ 245.689880] ? __fget+0x278/0x400 [ 245.693522] ? kasan_check_read+0x11/0x20 [ 245.697987] ? __fget+0x295/0x400 [ 245.701795] ? expand_files.part.8+0x700/0x700 [ 245.706577] ? __f_unlock_pos+0xd/0x10 [ 245.710828] ? __fget_light+0x174/0x1e0 [ 245.714934] ? __fdget+0xe/0x10 [ 245.718205] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 245.723138] __sys_sendmsg+0xd9/0x180 [ 245.727030] ? __ia32_sys_shutdown+0x70/0x70 [ 245.731610] ? __sb_end_write+0xa4/0xd0 [ 245.735858] ? kasan_check_write+0x14/0x20 [ 245.740905] ? fput+0x18/0x120 [ 245.744424] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 245.749976] __x64_sys_sendmsg+0x73/0xb0 [ 245.754027] do_syscall_64+0xd0/0x4e0 [ 245.757937] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 245.763327] RIP: 0033:0x463d89 [ 245.766569] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 245.786697] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 245.794604] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 245.801870] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 245.809141] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 245.816680] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 245.824211] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 245.841844] FAULT_INJECTION: forcing a failure. [ 245.841844] name failslab, interval 1, probability 0, space 0, times 0 [ 245.855724] CPU: 0 PID: 12292 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 245.863717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.873923] Call Trace: [ 245.876681] dump_stack+0x123/0x171 [ 245.880449] should_fail.cold.4+0x5/0xa [ 245.884570] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 245.889842] ? lock_downgrade+0x860/0x860 [ 245.894086] ? ___might_sleep+0x16b/0x270 [ 245.898448] __should_failslab+0xba/0xf0 [ 245.902504] should_failslab+0x9/0x20 [ 245.906342] kmem_cache_alloc_trace+0x2cb/0x740 [ 245.911005] ? qfq_change_class+0xa93/0x14e0 [ 245.915688] ? qfq_change_class+0xa93/0x14e0 [ 245.920214] ? __local_bh_enable_ip+0x160/0x260 [ 245.924899] qfq_change_class+0xad9/0x14e0 [ 245.929144] ? qfq_delete_class+0x2d0/0x2d0 [ 245.933454] ? nla_parse+0x197/0x280 [ 245.937607] tc_ctl_tclass+0x3e9/0xba0 [ 245.941880] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 245.946982] ? find_held_lock+0x36/0x1d0 [ 245.951126] rtnetlink_rcv_msg+0x34f/0x8f0 [ 245.955405] ? rtnetlink_put_metrics+0x490/0x490 [ 245.960234] ? find_held_lock+0x36/0x1d0 [ 245.964382] netlink_rcv_skb+0x13e/0x3d0 [ 245.968663] ? lock_downgrade+0x860/0x860 [ 245.972897] ? rtnetlink_put_metrics+0x490/0x490 [ 245.977659] ? netlink_ack+0xa70/0xa70 [ 245.981538] ? netlink_deliver_tap+0x182/0xb00 [ 245.986815] rtnetlink_rcv+0x10/0x20 [ 245.990635] netlink_unicast+0x443/0x650 [ 245.995059] ? netlink_attachskb+0x6c0/0x6c0 [ 245.999479] ? _copy_from_iter_full+0x182/0x720 [ 246.004143] ? __check_object_size+0x1ef/0x310 [ 246.008951] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 246.014483] netlink_sendmsg+0x764/0xc60 [ 246.018620] ? netlink_unicast+0x650/0x650 [ 246.023096] ? apparmor_socket_sendmsg+0x1b/0x20 [ 246.028134] ? netlink_unicast+0x650/0x650 [ 246.032364] sock_sendmsg+0xb5/0xf0 [ 246.036000] ___sys_sendmsg+0x647/0x950 [ 246.040181] ? find_held_lock+0x36/0x1d0 [ 246.044264] ? copy_msghdr_from_user+0x430/0x430 [ 246.049144] ? __fget+0x278/0x400 [ 246.052685] ? kasan_check_read+0x11/0x20 [ 246.056873] ? __fget+0x295/0x400 [ 246.060544] ? expand_files.part.8+0x700/0x700 [ 246.065119] ? __f_unlock_pos+0xd/0x10 [ 246.069127] ? __fget_light+0x174/0x1e0 [ 246.073183] ? __fdget+0xe/0x10 [ 246.076585] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 246.081794] __sys_sendmsg+0xd9/0x180 [ 246.085694] ? __ia32_sys_shutdown+0x70/0x70 [ 246.090101] ? __sb_end_write+0xa4/0xd0 [ 246.094066] ? kasan_check_write+0x14/0x20 [ 246.098467] ? fput+0x18/0x120 [ 246.101661] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.107050] __x64_sys_sendmsg+0x73/0xb0 [ 246.111101] do_syscall_64+0xd0/0x4e0 [ 246.114995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.120208] RIP: 0033:0x463d89 [ 246.123653] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 246.143258] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 246.151137] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 246.158668] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 246.165989] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 2021/06/23 21:24:20 executed programs: 551 [ 246.173250] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 246.180604] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 246.193374] FAULT_INJECTION: forcing a failure. [ 246.193374] name failslab, interval 1, probability 0, space 0, times 0 [ 246.217034] CPU: 0 PID: 12293 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 246.225843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.236132] Call Trace: [ 246.239800] dump_stack+0x123/0x171 [ 246.244062] should_fail.cold.4+0x5/0xa [ 246.248135] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 246.253558] ? lock_downgrade+0x860/0x860 [ 246.258080] ? ___might_sleep+0x16b/0x270 [ 246.262568] __should_failslab+0xba/0xf0 [ 246.266809] should_failslab+0x9/0x20 [ 246.271107] kmem_cache_alloc_trace+0x2cb/0x740 [ 246.276012] ? qfq_change_class+0xa93/0x14e0 [ 246.280871] ? qfq_change_class+0xa93/0x14e0 [ 246.285319] ? __local_bh_enable_ip+0x160/0x260 [ 246.290232] qfq_change_class+0xad9/0x14e0 [ 246.294700] ? qfq_delete_class+0x2d0/0x2d0 [ 246.299071] ? nla_parse+0x197/0x280 [ 246.303073] tc_ctl_tclass+0x3e9/0xba0 [ 246.307157] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 246.312253] ? find_held_lock+0x36/0x1d0 [ 246.316445] rtnetlink_rcv_msg+0x34f/0x8f0 [ 246.320767] ? rtnetlink_put_metrics+0x490/0x490 [ 246.325537] ? find_held_lock+0x36/0x1d0 [ 246.329689] netlink_rcv_skb+0x13e/0x3d0 [ 246.333828] ? lock_downgrade+0x860/0x860 [ 246.338056] ? rtnetlink_put_metrics+0x490/0x490 [ 246.343078] ? netlink_ack+0xa70/0xa70 [ 246.347225] ? netlink_deliver_tap+0x182/0xb00 [ 246.351830] rtnetlink_rcv+0x10/0x20 [ 246.355536] netlink_unicast+0x443/0x650 [ 246.360156] ? netlink_attachskb+0x6c0/0x6c0 [ 246.365227] ? _copy_from_iter_full+0x182/0x720 [ 246.369884] ? __check_object_size+0x1ef/0x310 [ 246.374455] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 246.380078] netlink_sendmsg+0x764/0xc60 [ 246.384769] ? netlink_unicast+0x650/0x650 [ 246.389196] ? apparmor_socket_sendmsg+0x1b/0x20 [ 246.393969] ? netlink_unicast+0x650/0x650 [ 246.398326] sock_sendmsg+0xb5/0xf0 [ 246.402246] ___sys_sendmsg+0x647/0x950 [ 246.406237] ? find_held_lock+0x36/0x1d0 [ 246.412520] ? copy_msghdr_from_user+0x430/0x430 [ 246.418110] ? __fget+0x278/0x400 [ 246.422356] ? kasan_check_read+0x11/0x20 [ 246.426682] ? __fget+0x295/0x400 [ 246.430238] ? expand_files.part.8+0x700/0x700 [ 246.435102] ? __f_unlock_pos+0xd/0x10 [ 246.439143] ? __fget_light+0x174/0x1e0 [ 246.443108] ? __fdget+0xe/0x10 [ 246.446601] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 246.451635] __sys_sendmsg+0xd9/0x180 [ 246.455809] ? __ia32_sys_shutdown+0x70/0x70 [ 246.460645] ? __sb_end_write+0xa4/0xd0 [ 246.465356] ? kasan_check_write+0x14/0x20 [ 246.470224] ? fput+0x18/0x120 [ 246.473534] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.479559] __x64_sys_sendmsg+0x73/0xb0 [ 246.484059] do_syscall_64+0xd0/0x4e0 [ 246.488378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.494097] RIP: 0033:0x463d89 [ 246.497835] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 246.518597] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 246.527319] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 246.534949] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 246.542510] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 246.551476] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 246.559249] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 246.573566] nla_parse: 4 callbacks suppressed [ 246.573571] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 246.599995] FAULT_INJECTION: forcing a failure. [ 246.599995] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 246.612747] CPU: 0 PID: 12301 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 246.621068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.631736] Call Trace: [ 246.634331] dump_stack+0x123/0x171 [ 246.638150] should_fail.cold.4+0x5/0xa [ 246.642295] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 246.647736] ? save_stack+0xa9/0xd0 [ 246.651586] __alloc_pages_nodemask+0x1d5/0x710 [ 246.656408] ? __alloc_pages_slowpath+0x2560/0x2560 [ 246.661474] cache_grow_begin+0x91/0x8d0 [ 246.666309] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 246.672496] kmem_cache_alloc_node_trace+0x665/0x730 [ 246.679097] __kmalloc_node+0x3c/0x70 [ 246.683394] qdisc_alloc+0xb1/0x9a0 [ 246.687108] ? kmem_cache_alloc_trace+0x347/0x740 [ 246.692569] qdisc_create_dflt+0x5e/0x1a0 [ 246.697025] qfq_change_class+0x6ae/0x14e0 [ 246.701340] ? security_capable+0x58/0xa0 [ 246.705948] ? qfq_delete_class+0x2d0/0x2d0 [ 246.710362] ? nla_parse+0x197/0x280 [ 246.714361] tc_ctl_tclass+0x3e9/0xba0 [ 246.718493] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 246.724664] ? find_held_lock+0x36/0x1d0 [ 246.728967] rtnetlink_rcv_msg+0x34f/0x8f0 [ 246.733212] ? rtnetlink_put_metrics+0x490/0x490 [ 246.738276] ? find_held_lock+0x36/0x1d0 [ 246.742337] netlink_rcv_skb+0x13e/0x3d0 [ 246.746384] ? lock_downgrade+0x860/0x860 [ 246.750673] ? rtnetlink_put_metrics+0x490/0x490 [ 246.755526] ? netlink_ack+0xa70/0xa70 [ 246.759712] ? netlink_deliver_tap+0x182/0xb00 [ 246.764439] rtnetlink_rcv+0x10/0x20 [ 246.768163] netlink_unicast+0x443/0x650 [ 246.772249] ? netlink_attachskb+0x6c0/0x6c0 [ 246.776659] ? _copy_from_iter_full+0x182/0x720 [ 246.781351] ? __check_object_size+0x1ef/0x310 [ 246.785951] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 246.791506] netlink_sendmsg+0x764/0xc60 [ 246.795562] ? netlink_unicast+0x650/0x650 [ 246.799992] ? apparmor_socket_sendmsg+0x1b/0x20 [ 246.804770] ? netlink_unicast+0x650/0x650 [ 246.809001] sock_sendmsg+0xb5/0xf0 [ 246.812620] ___sys_sendmsg+0x647/0x950 [ 246.816707] ? find_held_lock+0x36/0x1d0 [ 246.820892] ? copy_msghdr_from_user+0x430/0x430 [ 246.825670] ? __fget+0x278/0x400 [ 246.829374] ? kasan_check_read+0x11/0x20 [ 246.833514] ? __fget+0x295/0x400 [ 246.837134] ? expand_files.part.8+0x700/0x700 [ 246.841918] ? __f_unlock_pos+0xd/0x10 [ 246.846012] ? __fget_light+0x174/0x1e0 [ 246.850055] ? __fdget+0xe/0x10 [ 246.853408] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 246.858352] __sys_sendmsg+0xd9/0x180 [ 246.862235] ? __ia32_sys_shutdown+0x70/0x70 [ 246.866723] ? __sb_end_write+0xa4/0xd0 [ 246.870687] ? kasan_check_write+0x14/0x20 [ 246.874905] ? fput+0x18/0x120 [ 246.878096] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.883459] __x64_sys_sendmsg+0x73/0xb0 [ 246.887689] do_syscall_64+0xd0/0x4e0 [ 246.891673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.896901] RIP: 0033:0x463d89 [ 246.900527] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 246.922313] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 246.930467] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 246.937841] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 246.946225] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 246.953753] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 246.962080] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 246.972072] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 246.994861] FAULT_INJECTION: forcing a failure. [ 246.994861] name failslab, interval 1, probability 0, space 0, times 0 [ 247.008139] CPU: 0 PID: 12311 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 247.017210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.026819] Call Trace: [ 247.029403] dump_stack+0x123/0x171 [ 247.033450] should_fail.cold.4+0x5/0xa [ 247.037644] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 247.043052] ? lock_downgrade+0x860/0x860 [ 247.047198] ? ___might_sleep+0x16b/0x270 [ 247.051427] __should_failslab+0xba/0xf0 [ 247.056076] should_failslab+0x9/0x20 [ 247.059893] kmem_cache_alloc_trace+0x2cb/0x740 [ 247.064591] ? qfq_change_class+0xa93/0x14e0 [ 247.069120] ? qfq_change_class+0xa93/0x14e0 [ 247.074158] ? __local_bh_enable_ip+0x160/0x260 [ 247.078934] qfq_change_class+0xad9/0x14e0 [ 247.083346] ? qfq_delete_class+0x2d0/0x2d0 [ 247.088102] ? nla_parse+0x197/0x280 [ 247.092037] tc_ctl_tclass+0x3e9/0xba0 [ 247.096349] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 247.101442] ? find_held_lock+0x36/0x1d0 [ 247.105515] rtnetlink_rcv_msg+0x34f/0x8f0 [ 247.110094] ? rtnetlink_put_metrics+0x490/0x490 [ 247.114924] ? find_held_lock+0x36/0x1d0 [ 247.118975] netlink_rcv_skb+0x13e/0x3d0 [ 247.123376] ? lock_downgrade+0x860/0x860 [ 247.127518] ? rtnetlink_put_metrics+0x490/0x490 [ 247.132269] ? netlink_ack+0xa70/0xa70 [ 247.136503] ? netlink_deliver_tap+0x182/0xb00 [ 247.141200] rtnetlink_rcv+0x10/0x20 [ 247.145180] netlink_unicast+0x443/0x650 [ 247.149805] ? netlink_attachskb+0x6c0/0x6c0 [ 247.154244] ? _copy_from_iter_full+0x182/0x720 [ 247.159330] ? __check_object_size+0x1ef/0x310 [ 247.163904] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 247.169789] netlink_sendmsg+0x764/0xc60 [ 247.174156] ? netlink_unicast+0x650/0x650 [ 247.178729] ? apparmor_socket_sendmsg+0x1b/0x20 [ 247.183620] ? netlink_unicast+0x650/0x650 [ 247.188005] sock_sendmsg+0xb5/0xf0 [ 247.191617] ___sys_sendmsg+0x647/0x950 [ 247.195889] ? find_held_lock+0x36/0x1d0 [ 247.200008] ? copy_msghdr_from_user+0x430/0x430 [ 247.205017] ? __fget+0x278/0x400 [ 247.208487] ? kasan_check_read+0x11/0x20 [ 247.212867] ? __fget+0x295/0x400 [ 247.216320] ? expand_files.part.8+0x700/0x700 [ 247.221168] ? __f_unlock_pos+0xd/0x10 [ 247.225055] ? __fget_light+0x174/0x1e0 [ 247.229028] ? __fdget+0xe/0x10 [ 247.232411] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 247.237388] __sys_sendmsg+0xd9/0x180 [ 247.241212] ? __ia32_sys_shutdown+0x70/0x70 [ 247.245621] ? __sb_end_write+0xa4/0xd0 [ 247.249677] ? kasan_check_write+0x14/0x20 [ 247.254035] ? fput+0x18/0x120 [ 247.257365] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.262868] __x64_sys_sendmsg+0x73/0xb0 [ 247.266953] do_syscall_64+0xd0/0x4e0 [ 247.271526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.276983] RIP: 0033:0x463d89 [ 247.280163] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 247.299438] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.307424] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 247.315030] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 247.322662] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 247.330223] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 247.337604] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 247.347992] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 247.377586] FAULT_INJECTION: forcing a failure. [ 247.377586] name failslab, interval 1, probability 0, space 0, times 0 [ 247.389931] CPU: 1 PID: 12325 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 247.398600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.408463] Call Trace: [ 247.411354] dump_stack+0x123/0x171 [ 247.415301] should_fail.cold.4+0x5/0xa [ 247.420099] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 247.425655] ? lock_downgrade+0x860/0x860 [ 247.430201] ? ___might_sleep+0x16b/0x270 [ 247.434749] __should_failslab+0xba/0xf0 [ 247.438947] should_failslab+0x9/0x20 [ 247.442742] kmem_cache_alloc_trace+0x2cb/0x740 [ 247.447596] ? qfq_change_class+0xa93/0x14e0 [ 247.452168] ? qfq_change_class+0xa93/0x14e0 [ 247.456841] ? __local_bh_enable_ip+0x160/0x260 [ 247.461681] qfq_change_class+0xad9/0x14e0 [ 247.466415] ? qfq_delete_class+0x2d0/0x2d0 [ 247.470940] ? nla_parse+0x197/0x280 [ 247.474882] tc_ctl_tclass+0x3e9/0xba0 [ 247.479044] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 247.484527] ? find_held_lock+0x36/0x1d0 [ 247.488910] rtnetlink_rcv_msg+0x34f/0x8f0 [ 247.493616] ? rtnetlink_put_metrics+0x490/0x490 [ 247.498375] ? find_held_lock+0x36/0x1d0 [ 247.502561] netlink_rcv_skb+0x13e/0x3d0 [ 247.506729] ? lock_downgrade+0x860/0x860 [ 247.511350] ? rtnetlink_put_metrics+0x490/0x490 [ 247.516627] ? netlink_ack+0xa70/0xa70 [ 247.520691] ? netlink_deliver_tap+0x182/0xb00 [ 247.525543] rtnetlink_rcv+0x10/0x20 [ 247.529748] netlink_unicast+0x443/0x650 [ 247.534434] ? netlink_attachskb+0x6c0/0x6c0 [ 247.538997] ? _copy_from_iter_full+0x182/0x720 [ 247.543818] ? __check_object_size+0x1ef/0x310 [ 247.549269] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 247.555005] netlink_sendmsg+0x764/0xc60 [ 247.559684] ? netlink_unicast+0x650/0x650 [ 247.564004] ? apparmor_socket_sendmsg+0x1b/0x20 [ 247.569891] ? netlink_unicast+0x650/0x650 [ 247.574535] sock_sendmsg+0xb5/0xf0 [ 247.578170] ___sys_sendmsg+0x647/0x950 [ 247.582401] ? find_held_lock+0x36/0x1d0 [ 247.586914] ? copy_msghdr_from_user+0x430/0x430 [ 247.592074] ? __fget+0x278/0x400 [ 247.595749] ? kasan_check_read+0x11/0x20 [ 247.600168] ? __fget+0x295/0x400 [ 247.603948] ? expand_files.part.8+0x700/0x700 [ 247.608523] ? __f_unlock_pos+0xd/0x10 [ 247.612516] ? __fget_light+0x174/0x1e0 [ 247.616480] ? __fdget+0xe/0x10 [ 247.619867] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 247.624879] __sys_sendmsg+0xd9/0x180 [ 247.628859] ? __ia32_sys_shutdown+0x70/0x70 [ 247.633428] ? __sb_end_write+0xa4/0xd0 [ 247.637516] ? kasan_check_write+0x14/0x20 [ 247.641910] ? fput+0x18/0x120 [ 247.645107] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.650480] __x64_sys_sendmsg+0x73/0xb0 [ 247.654617] do_syscall_64+0xd0/0x4e0 [ 247.658550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 247.663832] RIP: 0033:0x463d89 [ 247.667010] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 247.690070] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.697983] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 247.705533] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 247.713139] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 247.720403] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 247.727844] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 247.738027] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 247.769677] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 247.793617] FAULT_INJECTION: forcing a failure. [ 247.793617] name failslab, interval 1, probability 0, space 0, times 0 [ 247.805759] CPU: 1 PID: 12337 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 247.813995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.823590] Call Trace: [ 247.826172] dump_stack+0x123/0x171 [ 247.829959] should_fail.cold.4+0x5/0xa [ 247.834009] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 247.839113] ? lock_downgrade+0x860/0x860 [ 247.843269] ? ___might_sleep+0x16b/0x270 [ 247.847834] __should_failslab+0xba/0xf0 [ 247.851900] should_failslab+0x9/0x20 [ 247.855817] kmem_cache_alloc_trace+0x2cb/0x740 [ 247.860477] ? qfq_change_class+0xa93/0x14e0 [ 247.864866] ? qfq_change_class+0xa93/0x14e0 [ 247.869398] ? __local_bh_enable_ip+0x160/0x260 [ 247.874273] qfq_change_class+0xad9/0x14e0 [ 247.878767] ? qfq_delete_class+0x2d0/0x2d0 [ 247.883350] ? nla_parse+0x197/0x280 [ 247.887073] tc_ctl_tclass+0x3e9/0xba0 [ 247.890968] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 247.896061] ? find_held_lock+0x36/0x1d0 [ 247.900405] rtnetlink_rcv_msg+0x34f/0x8f0 [ 247.904790] ? rtnetlink_put_metrics+0x490/0x490 [ 247.909546] ? find_held_lock+0x36/0x1d0 [ 247.913891] netlink_rcv_skb+0x13e/0x3d0 [ 247.917961] ? lock_downgrade+0x860/0x860 [ 247.922479] ? rtnetlink_put_metrics+0x490/0x490 [ 247.927802] ? netlink_ack+0xa70/0xa70 [ 247.931793] ? netlink_deliver_tap+0x182/0xb00 [ 247.937080] rtnetlink_rcv+0x10/0x20 [ 247.941507] netlink_unicast+0x443/0x650 [ 247.945647] ? netlink_attachskb+0x6c0/0x6c0 [ 247.950140] ? _copy_from_iter_full+0x182/0x720 [ 247.954958] ? __check_object_size+0x1ef/0x310 [ 247.959715] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 247.965541] netlink_sendmsg+0x764/0xc60 [ 247.969790] ? netlink_unicast+0x650/0x650 [ 247.974119] ? apparmor_socket_sendmsg+0x1b/0x20 [ 247.979155] ? netlink_unicast+0x650/0x650 [ 247.983437] sock_sendmsg+0xb5/0xf0 [ 247.987331] ___sys_sendmsg+0x647/0x950 [ 247.991317] ? find_held_lock+0x36/0x1d0 [ 247.995467] ? copy_msghdr_from_user+0x430/0x430 [ 248.000242] ? __fget+0x278/0x400 [ 248.003860] ? kasan_check_read+0x11/0x20 [ 248.008232] ? __fget+0x295/0x400 [ 248.011907] ? expand_files.part.8+0x700/0x700 [ 248.016921] ? __f_unlock_pos+0xd/0x10 [ 248.020850] ? __fget_light+0x174/0x1e0 [ 248.024919] ? __fdget+0xe/0x10 [ 248.028269] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 248.033114] __sys_sendmsg+0xd9/0x180 [ 248.037073] ? __ia32_sys_shutdown+0x70/0x70 [ 248.041557] ? __sb_end_write+0xa4/0xd0 [ 248.045540] ? kasan_check_write+0x14/0x20 [ 248.049755] ? fput+0x18/0x120 [ 248.052940] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.058426] __x64_sys_sendmsg+0x73/0xb0 [ 248.062584] do_syscall_64+0xd0/0x4e0 [ 248.066368] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.071886] RIP: 0033:0x463d89 [ 248.075336] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 248.094492] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 248.102267] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 248.109610] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 248.116986] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 248.124413] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 248.131842] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 248.142364] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 248.158790] FAULT_INJECTION: forcing a failure. [ 248.158790] name failslab, interval 1, probability 0, space 0, times 0 [ 248.170860] CPU: 1 PID: 12348 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 248.179021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.188794] Call Trace: [ 248.191392] dump_stack+0x123/0x171 [ 248.195290] should_fail.cold.4+0x5/0xa [ 248.199260] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 248.204781] ? lock_downgrade+0x860/0x860 [ 248.209184] ? ___might_sleep+0x16b/0x270 [ 248.213343] __should_failslab+0xba/0xf0 [ 248.217740] should_failslab+0x9/0x20 [ 248.221618] kmem_cache_alloc_trace+0x2cb/0x740 [ 248.226631] ? qfq_change_class+0xa93/0x14e0 [ 248.231034] ? qfq_change_class+0xa93/0x14e0 [ 248.235718] ? __local_bh_enable_ip+0x160/0x260 [ 248.240416] qfq_change_class+0xad9/0x14e0 [ 248.244645] ? qfq_delete_class+0x2d0/0x2d0 [ 248.249051] ? nla_parse+0x197/0x280 [ 248.252846] tc_ctl_tclass+0x3e9/0xba0 [ 248.256819] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 248.262164] ? find_held_lock+0x36/0x1d0 [ 248.266318] rtnetlink_rcv_msg+0x34f/0x8f0 [ 248.270804] ? rtnetlink_put_metrics+0x490/0x490 [ 248.275725] ? find_held_lock+0x36/0x1d0 [ 248.279908] netlink_rcv_skb+0x13e/0x3d0 [ 248.284043] ? lock_downgrade+0x860/0x860 [ 248.288179] ? rtnetlink_put_metrics+0x490/0x490 [ 248.292929] ? netlink_ack+0xa70/0xa70 [ 248.296936] ? netlink_deliver_tap+0x182/0xb00 [ 248.301507] rtnetlink_rcv+0x10/0x20 [ 248.305383] netlink_unicast+0x443/0x650 [ 248.309439] ? netlink_attachskb+0x6c0/0x6c0 [ 248.313835] ? _copy_from_iter_full+0x182/0x720 [ 248.318661] ? __check_object_size+0x1ef/0x310 [ 248.323398] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 248.329007] netlink_sendmsg+0x764/0xc60 [ 248.333078] ? netlink_unicast+0x650/0x650 [ 248.337390] ? apparmor_socket_sendmsg+0x1b/0x20 [ 248.342131] ? netlink_unicast+0x650/0x650 [ 248.346348] sock_sendmsg+0xb5/0xf0 [ 248.349956] ___sys_sendmsg+0x647/0x950 [ 248.353919] ? find_held_lock+0x36/0x1d0 [ 248.358136] ? copy_msghdr_from_user+0x430/0x430 [ 248.363072] ? __fget+0x278/0x400 [ 248.366525] ? kasan_check_read+0x11/0x20 [ 248.370750] ? __fget+0x295/0x400 [ 248.374287] ? expand_files.part.8+0x700/0x700 [ 248.378970] ? __f_unlock_pos+0xd/0x10 [ 248.382882] ? __fget_light+0x174/0x1e0 [ 248.386842] ? __fdget+0xe/0x10 [ 248.390502] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 248.395515] __sys_sendmsg+0xd9/0x180 [ 248.399641] ? __ia32_sys_shutdown+0x70/0x70 [ 248.404314] ? __sb_end_write+0xa4/0xd0 [ 248.408284] ? kasan_check_write+0x14/0x20 [ 248.413000] ? fput+0x18/0x120 [ 248.416200] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.421842] __x64_sys_sendmsg+0x73/0xb0 [ 248.426122] do_syscall_64+0xd0/0x4e0 [ 248.429972] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.435241] RIP: 0033:0x463d89 [ 248.438616] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 248.457592] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 248.465986] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 248.473696] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 248.481246] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 248.489293] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 248.496840] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 248.506791] FAULT_INJECTION: forcing a failure. [ 248.506791] name failslab, interval 1, probability 0, space 0, times 0 [ 248.519917] CPU: 1 PID: 12349 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 248.528266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.538146] Call Trace: [ 248.540827] dump_stack+0x123/0x171 [ 248.544452] should_fail.cold.4+0x5/0xa [ 248.548515] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 248.553618] ? lock_downgrade+0x860/0x860 [ 248.558034] ? ___might_sleep+0x16b/0x270 [ 248.562268] __should_failslab+0xba/0xf0 [ 248.566418] should_failslab+0x9/0x20 [ 248.570209] kmem_cache_alloc_trace+0x2cb/0x740 [ 248.574876] ? qfq_change_class+0xa93/0x14e0 [ 248.579355] ? qfq_change_class+0xa93/0x14e0 [ 248.583877] ? __local_bh_enable_ip+0x160/0x260 [ 248.588924] qfq_change_class+0xad9/0x14e0 [ 248.593246] ? qfq_delete_class+0x2d0/0x2d0 [ 248.597822] ? nla_parse+0x197/0x280 [ 248.601529] tc_ctl_tclass+0x3e9/0xba0 [ 248.605423] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 248.610526] ? find_held_lock+0x36/0x1d0 [ 248.614734] rtnetlink_rcv_msg+0x34f/0x8f0 [ 248.619392] ? rtnetlink_put_metrics+0x490/0x490 [ 248.624407] ? find_held_lock+0x36/0x1d0 [ 248.628687] netlink_rcv_skb+0x13e/0x3d0 [ 248.633026] ? lock_downgrade+0x860/0x860 [ 248.637347] ? rtnetlink_put_metrics+0x490/0x490 [ 248.642358] ? netlink_ack+0xa70/0xa70 [ 248.646287] ? netlink_deliver_tap+0x182/0xb00 [ 248.651158] rtnetlink_rcv+0x10/0x20 [ 248.655212] netlink_unicast+0x443/0x650 [ 248.659811] ? netlink_attachskb+0x6c0/0x6c0 [ 248.664355] ? _copy_from_iter_full+0x182/0x720 [ 248.669115] ? __check_object_size+0x1ef/0x310 [ 248.673914] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 248.680315] netlink_sendmsg+0x764/0xc60 [ 248.684838] ? netlink_unicast+0x650/0x650 [ 248.689896] ? apparmor_socket_sendmsg+0x1b/0x20 [ 248.694939] ? netlink_unicast+0x650/0x650 [ 248.699196] sock_sendmsg+0xb5/0xf0 [ 248.702996] ___sys_sendmsg+0x647/0x950 [ 248.707264] ? find_held_lock+0x36/0x1d0 [ 248.711435] ? copy_msghdr_from_user+0x430/0x430 [ 248.718885] ? __fget+0x278/0x400 [ 248.723121] ? kasan_check_read+0x11/0x20 [ 248.728874] ? __fget+0x295/0x400 [ 248.732929] ? expand_files.part.8+0x700/0x700 [ 248.737720] ? __f_unlock_pos+0xd/0x10 [ 248.741967] ? __fget_light+0x174/0x1e0 [ 248.746194] ? __fdget+0xe/0x10 [ 248.749963] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 248.754971] __sys_sendmsg+0xd9/0x180 [ 248.759082] ? __ia32_sys_shutdown+0x70/0x70 [ 248.763709] ? __sb_end_write+0xa4/0xd0 [ 248.767872] ? kasan_check_write+0x14/0x20 [ 248.772675] ? fput+0x18/0x120 [ 248.776124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.781682] __x64_sys_sendmsg+0x73/0xb0 [ 248.785910] do_syscall_64+0xd0/0x4e0 [ 248.789749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.795188] RIP: 0033:0x463d89 [ 248.798364] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 248.817424] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 248.825471] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 248.832735] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 248.839993] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 248.847247] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 248.855135] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 248.872246] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 248.909226] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 248.926892] FAULT_INJECTION: forcing a failure. [ 248.926892] name failslab, interval 1, probability 0, space 0, times 0 [ 248.939319] CPU: 0 PID: 12365 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 248.947293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.956918] Call Trace: [ 248.959648] dump_stack+0x123/0x171 [ 248.963604] should_fail.cold.4+0x5/0xa [ 248.968017] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 248.973466] ? lock_downgrade+0x860/0x860 [ 248.977688] ? ___might_sleep+0x16b/0x270 [ 248.981945] __should_failslab+0xba/0xf0 [ 248.986043] should_failslab+0x9/0x20 [ 248.989859] kmem_cache_alloc_trace+0x2cb/0x740 [ 248.994609] ? qfq_change_class+0xa93/0x14e0 [ 248.999120] ? qfq_change_class+0xa93/0x14e0 [ 249.003774] ? __local_bh_enable_ip+0x160/0x260 [ 249.008433] qfq_change_class+0xad9/0x14e0 [ 249.013727] ? qfq_delete_class+0x2d0/0x2d0 [ 249.018255] ? nla_parse+0x197/0x280 [ 249.022041] tc_ctl_tclass+0x3e9/0xba0 [ 249.026273] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 249.031765] ? find_held_lock+0x36/0x1d0 [ 249.036081] rtnetlink_rcv_msg+0x34f/0x8f0 [ 249.040827] ? rtnetlink_put_metrics+0x490/0x490 [ 249.045660] ? find_held_lock+0x36/0x1d0 [ 249.050366] netlink_rcv_skb+0x13e/0x3d0 [ 249.054423] ? lock_downgrade+0x860/0x860 [ 249.059059] ? rtnetlink_put_metrics+0x490/0x490 [ 249.064367] ? netlink_ack+0xa70/0xa70 [ 249.068658] ? netlink_deliver_tap+0x182/0xb00 [ 249.073257] rtnetlink_rcv+0x10/0x20 [ 249.076964] netlink_unicast+0x443/0x650 [ 249.082374] ? netlink_attachskb+0x6c0/0x6c0 [ 249.088083] ? _copy_from_iter_full+0x182/0x720 [ 249.092753] ? __check_object_size+0x1ef/0x310 [ 249.097494] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 249.106199] netlink_sendmsg+0x764/0xc60 [ 249.110430] ? netlink_unicast+0x650/0x650 [ 249.114671] ? apparmor_socket_sendmsg+0x1b/0x20 [ 249.119788] ? netlink_unicast+0x650/0x650 [ 249.124115] sock_sendmsg+0xb5/0xf0 [ 249.127753] ___sys_sendmsg+0x647/0x950 [ 249.131943] ? find_held_lock+0x36/0x1d0 [ 249.136378] ? copy_msghdr_from_user+0x430/0x430 [ 249.141323] ? __fget+0x278/0x400 [ 249.144797] ? kasan_check_read+0x11/0x20 [ 249.149853] ? __fget+0x295/0x400 [ 249.153529] ? expand_files.part.8+0x700/0x700 [ 249.158371] ? __f_unlock_pos+0xd/0x10 [ 249.162362] ? __fget_light+0x174/0x1e0 [ 249.166412] ? __fdget+0xe/0x10 [ 249.169701] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 249.174898] __sys_sendmsg+0xd9/0x180 [ 249.178699] ? __ia32_sys_shutdown+0x70/0x70 [ 249.183357] ? __sb_end_write+0xa4/0xd0 [ 249.187633] ? kasan_check_write+0x14/0x20 [ 249.191896] ? fput+0x18/0x120 [ 249.195262] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.200977] __x64_sys_sendmsg+0x73/0xb0 [ 249.205120] do_syscall_64+0xd0/0x4e0 [ 249.209019] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.214414] RIP: 0033:0x463d89 [ 249.217813] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 249.237415] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 249.245205] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 249.252563] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 249.260059] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 249.267814] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 249.275342] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 249.285259] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 249.312966] FAULT_INJECTION: forcing a failure. [ 249.312966] name failslab, interval 1, probability 0, space 0, times 0 [ 249.324742] CPU: 0 PID: 12375 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 249.332739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.342452] Call Trace: [ 249.345069] dump_stack+0x123/0x171 [ 249.348734] should_fail.cold.4+0x5/0xa [ 249.352909] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 249.358238] ? lock_downgrade+0x860/0x860 [ 249.362386] ? ___might_sleep+0x16b/0x270 [ 249.366568] __should_failslab+0xba/0xf0 [ 249.370738] should_failslab+0x9/0x20 [ 249.374825] kmem_cache_alloc_trace+0x2cb/0x740 [ 249.379656] ? qfq_change_class+0xa93/0x14e0 [ 249.384219] ? qfq_change_class+0xa93/0x14e0 [ 249.388811] ? __local_bh_enable_ip+0x160/0x260 [ 249.393480] qfq_change_class+0xad9/0x14e0 [ 249.397846] ? qfq_delete_class+0x2d0/0x2d0 [ 249.402413] ? nla_parse+0x197/0x280 [ 249.406212] tc_ctl_tclass+0x3e9/0xba0 [ 249.410563] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 249.415748] ? find_held_lock+0x36/0x1d0 [ 249.420351] rtnetlink_rcv_msg+0x34f/0x8f0 [ 249.424799] ? rtnetlink_put_metrics+0x490/0x490 [ 249.429637] ? find_held_lock+0x36/0x1d0 [ 249.434338] netlink_rcv_skb+0x13e/0x3d0 [ 249.439061] ? lock_downgrade+0x860/0x860 [ 249.443469] ? rtnetlink_put_metrics+0x490/0x490 [ 249.448539] ? netlink_ack+0xa70/0xa70 [ 249.452517] ? netlink_deliver_tap+0x182/0xb00 [ 249.457301] rtnetlink_rcv+0x10/0x20 [ 249.461460] netlink_unicast+0x443/0x650 [ 249.465840] ? netlink_attachskb+0x6c0/0x6c0 [ 249.470416] ? _copy_from_iter_full+0x182/0x720 [ 249.475167] ? __check_object_size+0x1ef/0x310 [ 249.480337] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 249.486048] netlink_sendmsg+0x764/0xc60 [ 249.490129] ? netlink_unicast+0x650/0x650 [ 249.494451] ? apparmor_socket_sendmsg+0x1b/0x20 [ 249.499643] ? netlink_unicast+0x650/0x650 [ 249.503867] sock_sendmsg+0xb5/0xf0 [ 249.507814] ___sys_sendmsg+0x647/0x950 [ 249.511892] ? find_held_lock+0x36/0x1d0 [ 249.516127] ? copy_msghdr_from_user+0x430/0x430 [ 249.521336] ? __fget+0x278/0x400 [ 249.525106] ? kasan_check_read+0x11/0x20 [ 249.529433] ? __fget+0x295/0x400 [ 249.533250] ? expand_files.part.8+0x700/0x700 [ 249.538359] ? __f_unlock_pos+0xd/0x10 [ 249.542253] ? __fget_light+0x174/0x1e0 [ 249.546500] ? __fdget+0xe/0x10 [ 249.550126] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 249.554975] __sys_sendmsg+0xd9/0x180 [ 249.559333] ? __ia32_sys_shutdown+0x70/0x70 [ 249.563840] ? __sb_end_write+0xa4/0xd0 [ 249.568103] ? kasan_check_write+0x14/0x20 [ 249.572442] ? fput+0x18/0x120 [ 249.575707] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.581264] __x64_sys_sendmsg+0x73/0xb0 [ 249.585513] do_syscall_64+0xd0/0x4e0 [ 249.589316] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.594598] RIP: 0033:0x463d89 [ 249.597958] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 249.617138] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 249.625360] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 249.633057] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 249.640755] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 249.648274] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 249.655658] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 249.665241] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 249.684419] FAULT_INJECTION: forcing a failure. [ 249.684419] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 249.696852] CPU: 0 PID: 12388 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 249.704810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.714196] Call Trace: [ 249.716782] dump_stack+0x123/0x171 [ 249.720788] should_fail.cold.4+0x5/0xa [ 249.725081] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 249.731099] ? save_stack+0xa9/0xd0 [ 249.735352] __alloc_pages_nodemask+0x1d5/0x710 [ 249.740562] ? __alloc_pages_slowpath+0x2560/0x2560 [ 249.745670] cache_grow_begin+0x91/0x8d0 [ 249.749867] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 249.755149] kmem_cache_alloc_node_trace+0x665/0x730 [ 249.760433] __kmalloc_node+0x3c/0x70 [ 249.764226] qdisc_alloc+0xb1/0x9a0 [ 249.767852] ? kmem_cache_alloc_trace+0x347/0x740 [ 249.772724] qdisc_create_dflt+0x5e/0x1a0 [ 249.777018] qfq_change_class+0x6ae/0x14e0 [ 249.781995] ? security_capable+0x58/0xa0 [ 249.786746] ? qfq_delete_class+0x2d0/0x2d0 [ 249.791723] ? nla_parse+0x197/0x280 [ 249.795528] tc_ctl_tclass+0x3e9/0xba0 [ 249.799403] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 249.804871] ? find_held_lock+0x36/0x1d0 [ 249.809360] rtnetlink_rcv_msg+0x34f/0x8f0 [ 249.813851] ? rtnetlink_put_metrics+0x490/0x490 [ 249.819076] ? find_held_lock+0x36/0x1d0 [ 249.823478] netlink_rcv_skb+0x13e/0x3d0 [ 249.828262] ? lock_downgrade+0x860/0x860 [ 249.832587] ? rtnetlink_put_metrics+0x490/0x490 [ 249.837769] ? netlink_ack+0xa70/0xa70 [ 249.843181] ? netlink_deliver_tap+0x182/0xb00 [ 249.847931] rtnetlink_rcv+0x10/0x20 [ 249.852178] netlink_unicast+0x443/0x650 [ 249.857073] ? netlink_attachskb+0x6c0/0x6c0 [ 249.861703] ? _copy_from_iter_full+0x182/0x720 [ 249.867002] ? __check_object_size+0x1ef/0x310 [ 249.871579] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 249.877124] netlink_sendmsg+0x764/0xc60 [ 249.881587] ? netlink_unicast+0x650/0x650 [ 249.886043] ? apparmor_socket_sendmsg+0x1b/0x20 [ 249.890791] ? netlink_unicast+0x650/0x650 [ 249.895027] sock_sendmsg+0xb5/0xf0 [ 249.898741] ___sys_sendmsg+0x647/0x950 [ 249.902705] ? find_held_lock+0x36/0x1d0 [ 249.907099] ? copy_msghdr_from_user+0x430/0x430 [ 249.912019] ? __fget+0x278/0x400 [ 249.915814] ? kasan_check_read+0x11/0x20 [ 249.920044] ? __fget+0x295/0x400 [ 249.923668] ? expand_files.part.8+0x700/0x700 [ 249.928338] ? __f_unlock_pos+0xd/0x10 [ 249.932456] ? __fget_light+0x174/0x1e0 [ 249.938539] ? __fdget+0xe/0x10 [ 249.941823] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 249.946849] __sys_sendmsg+0xd9/0x180 [ 249.950855] ? __ia32_sys_shutdown+0x70/0x70 [ 249.955271] ? __sb_end_write+0xa4/0xd0 [ 249.959274] ? kasan_check_write+0x14/0x20 [ 249.963703] ? fput+0x18/0x120 [ 249.966893] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.972346] __x64_sys_sendmsg+0x73/0xb0 [ 249.976490] do_syscall_64+0xd0/0x4e0 [ 249.980301] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.985793] RIP: 0033:0x463d89 [ 249.989284] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 250.008571] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 250.016648] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 250.024178] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 250.032288] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 250.039832] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 250.047652] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 250.066593] FAULT_INJECTION: forcing a failure. [ 250.066593] name failslab, interval 1, probability 0, space 0, times 0 [ 250.066604] FAULT_INJECTION: forcing a failure. [ 250.066604] name failslab, interval 1, probability 0, space 0, times 0 [ 250.094932] CPU: 1 PID: 12427 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 250.103286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.112994] Call Trace: [ 250.115680] dump_stack+0x123/0x171 [ 250.119303] should_fail.cold.4+0x5/0xa [ 250.123329] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 250.128429] __should_failslab+0xba/0xf0 [ 250.132472] should_failslab+0x9/0x20 [ 250.136250] kmem_cache_alloc+0x47/0x720 [ 250.140786] ? lock_acquire+0x173/0x3d0 [ 250.144758] skb_clone+0x115/0x340 [ 250.149059] netlink_deliver_tap+0x7d7/0xb00 [ 250.153580] __netlink_sendskb+0x62/0xc0 [ 250.157641] netlink_unicast+0x4ea/0x650 [ 250.161708] ? netlink_attachskb+0x6c0/0x6c0 [ 250.166311] netlink_ack+0x519/0xa70 [ 250.170023] ? netlink_sendmsg+0xc60/0xc60 [ 250.174256] ? find_held_lock+0x36/0x1d0 [ 250.178307] netlink_rcv_skb+0x2a8/0x3d0 [ 250.182357] ? lock_downgrade+0x860/0x860 [ 250.186492] ? rtnetlink_put_metrics+0x490/0x490 [ 250.191251] ? netlink_ack+0xa70/0xa70 [ 250.195221] ? netlink_deliver_tap+0x182/0xb00 [ 250.199802] rtnetlink_rcv+0x10/0x20 [ 250.203495] netlink_unicast+0x443/0x650 [ 250.207665] ? netlink_attachskb+0x6c0/0x6c0 [ 250.212343] ? _copy_from_iter_full+0x182/0x720 [ 250.217274] ? __check_object_size+0x1ef/0x310 [ 250.222341] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 250.228025] netlink_sendmsg+0x764/0xc60 [ 250.232313] ? netlink_unicast+0x650/0x650 [ 250.236829] ? apparmor_socket_sendmsg+0x1b/0x20 [ 250.241756] ? netlink_unicast+0x650/0x650 [ 250.246066] sock_sendmsg+0xb5/0xf0 [ 250.249867] ___sys_sendmsg+0x647/0x950 [ 250.254008] ? find_held_lock+0x36/0x1d0 [ 250.258086] ? copy_msghdr_from_user+0x430/0x430 [ 250.262826] ? __fget+0x278/0x400 [ 250.272013] ? kasan_check_read+0x11/0x20 [ 250.276148] ? __fget+0x295/0x400 [ 250.279609] ? expand_files.part.8+0x700/0x700 [ 250.284187] ? __f_unlock_pos+0xd/0x10 [ 250.288869] ? __fget_light+0x174/0x1e0 [ 250.292948] ? __fdget+0xe/0x10 [ 250.296215] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 250.301781] __sys_sendmsg+0xd9/0x180 [ 250.305763] ? __ia32_sys_shutdown+0x70/0x70 [ 250.310180] ? __sb_end_write+0xa4/0xd0 [ 250.314148] ? kasan_check_write+0x14/0x20 [ 250.318373] ? fput+0x18/0x120 [ 250.321612] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.327109] __x64_sys_sendmsg+0x73/0xb0 [ 250.331273] do_syscall_64+0xd0/0x4e0 [ 250.335057] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.340244] RIP: 0033:0x463d89 [ 250.343426] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 250.362494] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 250.370272] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 250.377556] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 250.388103] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 250.395360] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 250.402736] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 250.411266] CPU: 0 PID: 12389 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 250.419681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.429384] Call Trace: [ 250.431985] dump_stack+0x123/0x171 [ 250.435736] should_fail.cold.4+0x5/0xa [ 250.439794] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 250.444974] ? lock_downgrade+0x860/0x860 [ 250.449110] ? ___might_sleep+0x16b/0x270 [ 250.453244] __should_failslab+0xba/0xf0 [ 250.457305] should_failslab+0x9/0x20 [ 250.461087] kmem_cache_alloc_trace+0x2cb/0x740 [ 250.465737] ? qfq_change_class+0xa93/0x14e0 [ 250.470128] ? qfq_change_class+0xa93/0x14e0 [ 250.474689] ? __local_bh_enable_ip+0x160/0x260 [ 250.479342] qfq_change_class+0xad9/0x14e0 [ 250.483646] ? qfq_delete_class+0x2d0/0x2d0 [ 250.488230] ? nla_parse+0x197/0x280 [ 250.491936] tc_ctl_tclass+0x3e9/0xba0 [ 250.495814] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 250.500923] ? find_held_lock+0x36/0x1d0 [ 250.504977] rtnetlink_rcv_msg+0x34f/0x8f0 [ 250.509383] ? rtnetlink_put_metrics+0x490/0x490 [ 250.514227] ? find_held_lock+0x36/0x1d0 [ 250.518376] netlink_rcv_skb+0x13e/0x3d0 [ 250.522417] ? lock_downgrade+0x860/0x860 [ 250.526672] ? rtnetlink_put_metrics+0x490/0x490 [ 250.531494] ? netlink_ack+0xa70/0xa70 [ 250.535384] ? netlink_deliver_tap+0x182/0xb00 [ 250.539946] rtnetlink_rcv+0x10/0x20 [ 250.543636] netlink_unicast+0x443/0x650 [ 250.547685] ? netlink_attachskb+0x6c0/0x6c0 [ 250.552159] ? _copy_from_iter_full+0x182/0x720 [ 250.556826] ? __check_object_size+0x1ef/0x310 [ 250.561404] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 250.566947] netlink_sendmsg+0x764/0xc60 [ 250.570988] ? netlink_unicast+0x650/0x650 [ 250.575303] ? apparmor_socket_sendmsg+0x1b/0x20 [ 250.580041] ? netlink_unicast+0x650/0x650 [ 250.584470] sock_sendmsg+0xb5/0xf0 [ 250.588075] ___sys_sendmsg+0x647/0x950 [ 250.592235] ? find_held_lock+0x36/0x1d0 [ 250.596281] ? copy_msghdr_from_user+0x430/0x430 [ 250.601101] ? __fget+0x278/0x400 [ 250.604691] ? kasan_check_read+0x11/0x20 [ 250.609195] ? __fget+0x295/0x400 [ 250.613321] ? expand_files.part.8+0x700/0x700 [ 250.618031] ? __f_unlock_pos+0xd/0x10 [ 250.621992] ? __fget_light+0x174/0x1e0 [ 250.625950] ? __fdget+0xe/0x10 [ 250.629335] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 250.634168] __sys_sendmsg+0xd9/0x180 [ 250.637996] ? __ia32_sys_shutdown+0x70/0x70 [ 250.642404] ? __sb_end_write+0xa4/0xd0 [ 250.646454] ? kasan_check_write+0x14/0x20 [ 250.650669] ? fput+0x18/0x120 [ 250.653950] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.659313] __x64_sys_sendmsg+0x73/0xb0 [ 250.663625] do_syscall_64+0xd0/0x4e0 [ 250.667401] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 250.672671] RIP: 0033:0x463d89 [ 250.675853] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 250.695000] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 250.702881] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 250.710913] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 250.718428] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 250.725788] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 250.733129] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 250.741772] FAULT_INJECTION: forcing a failure. [ 250.741772] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 250.753580] CPU: 0 PID: 12395 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 250.761460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.770896] Call Trace: [ 250.773651] dump_stack+0x123/0x171 [ 250.777264] should_fail.cold.4+0x5/0xa [ 250.781332] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 250.786556] ? save_stack+0xa9/0xd0 [ 250.790291] __alloc_pages_nodemask+0x1d5/0x710 [ 250.794957] ? __alloc_pages_slowpath+0x2560/0x2560 [ 250.799970] cache_grow_begin+0x91/0x8d0 [ 250.804099] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 250.809270] kmem_cache_alloc_node_trace+0x665/0x730 [ 250.814465] __kmalloc_node+0x3c/0x70 [ 250.818462] qdisc_alloc+0xb1/0x9a0 [ 250.822169] ? kmem_cache_alloc_trace+0x347/0x740 [ 250.827005] qdisc_create_dflt+0x5e/0x1a0 [ 250.831485] qfq_change_class+0x6ae/0x14e0 [ 250.835915] ? security_capable+0x58/0xa0 [ 250.840082] ? qfq_delete_class+0x2d0/0x2d0 [ 250.844885] ? nla_parse+0x197/0x280 [ 250.848769] tc_ctl_tclass+0x3e9/0xba0 [ 250.852752] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 250.858145] ? find_held_lock+0x36/0x1d0 [ 250.862221] rtnetlink_rcv_msg+0x34f/0x8f0 [ 250.866747] ? rtnetlink_put_metrics+0x490/0x490 [ 250.871612] ? find_held_lock+0x36/0x1d0 [ 250.876635] netlink_rcv_skb+0x13e/0x3d0 [ 250.880687] ? lock_downgrade+0x860/0x860 [ 250.884920] ? rtnetlink_put_metrics+0x490/0x490 [ 250.889674] ? netlink_ack+0xa70/0xa70 [ 250.893568] ? netlink_deliver_tap+0x182/0xb00 [ 250.898338] rtnetlink_rcv+0x10/0x20 [ 250.902133] netlink_unicast+0x443/0x650 [ 250.906307] ? netlink_attachskb+0x6c0/0x6c0 [ 250.910810] ? _copy_from_iter_full+0x182/0x720 [ 250.915555] ? __check_object_size+0x1ef/0x310 [ 250.920285] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 250.925898] netlink_sendmsg+0x764/0xc60 [ 250.930031] ? netlink_unicast+0x650/0x650 [ 250.934261] ? apparmor_socket_sendmsg+0x1b/0x20 [ 250.939013] ? netlink_unicast+0x650/0x650 [ 250.943680] sock_sendmsg+0xb5/0xf0 [ 250.947297] ___sys_sendmsg+0x647/0x950 [ 250.951386] ? find_held_lock+0x36/0x1d0 [ 250.955530] ? copy_msghdr_from_user+0x430/0x430 [ 250.960431] ? __fget+0x278/0x400 [ 250.963883] ? kasan_check_read+0x11/0x20 [ 250.968203] ? __fget+0x295/0x400 [ 250.971665] ? expand_files.part.8+0x700/0x700 [ 250.976440] ? __f_unlock_pos+0xd/0x10 [ 250.980605] ? __fget_light+0x174/0x1e0 [ 250.984854] ? __fdget+0xe/0x10 [ 250.988301] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 250.993137] __sys_sendmsg+0xd9/0x180 [ 250.997717] ? __ia32_sys_shutdown+0x70/0x70 [ 251.002194] ? __sb_end_write+0xa4/0xd0 [ 251.006151] ? kasan_check_write+0x14/0x20 [ 251.010636] ? fput+0x18/0x120 [ 251.014440] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.019801] __x64_sys_sendmsg+0x73/0xb0 [ 251.024354] do_syscall_64+0xd0/0x4e0 [ 251.028418] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.033890] RIP: 0033:0x463d89 [ 251.037178] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 251.056699] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 251.065437] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 251.077364] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 251.084724] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 251.094035] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 251.101482] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 251.118831] FAULT_INJECTION: forcing a failure. [ 251.118831] name failslab, interval 1, probability 0, space 0, times 0 [ 251.132940] CPU: 1 PID: 12409 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 251.141118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.150560] Call Trace: [ 251.153152] dump_stack+0x123/0x171 [ 251.156784] should_fail.cold.4+0x5/0xa [ 251.161110] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 251.166213] ? lock_downgrade+0x860/0x860 [ 251.171320] ? ___might_sleep+0x16b/0x270 [ 251.175482] __should_failslab+0xba/0xf0 [ 251.179558] should_failslab+0x9/0x20 [ 251.183396] kmem_cache_alloc_trace+0x2cb/0x740 [ 251.188237] ? qfq_change_class+0xa93/0x14e0 [ 251.192736] ? qfq_change_class+0xa93/0x14e0 [ 251.197161] ? __local_bh_enable_ip+0x160/0x260 [ 251.202205] qfq_change_class+0xad9/0x14e0 [ 251.206558] ? qfq_delete_class+0x2d0/0x2d0 [ 251.211041] ? nla_parse+0x197/0x280 [ 251.214859] tc_ctl_tclass+0x3e9/0xba0 [ 251.219085] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 251.224287] ? find_held_lock+0x36/0x1d0 [ 251.228349] rtnetlink_rcv_msg+0x34f/0x8f0 [ 251.233045] ? rtnetlink_put_metrics+0x490/0x490 [ 251.237808] ? find_held_lock+0x36/0x1d0 [ 251.242031] netlink_rcv_skb+0x13e/0x3d0 [ 251.246168] ? lock_downgrade+0x860/0x860 [ 251.250436] ? rtnetlink_put_metrics+0x490/0x490 [ 251.255369] ? netlink_ack+0xa70/0xa70 [ 251.259250] ? netlink_deliver_tap+0x182/0xb00 [ 251.263834] rtnetlink_rcv+0x10/0x20 [ 251.267807] netlink_unicast+0x443/0x650 [ 251.271850] ? netlink_attachskb+0x6c0/0x6c0 [ 251.276408] ? _copy_from_iter_full+0x182/0x720 [ 251.281180] ? __check_object_size+0x1ef/0x310 [ 251.285834] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 251.291386] netlink_sendmsg+0x764/0xc60 [ 251.295546] ? netlink_unicast+0x650/0x650 [ 251.299775] ? apparmor_socket_sendmsg+0x1b/0x20 [ 251.304631] ? netlink_unicast+0x650/0x650 [ 251.308872] sock_sendmsg+0xb5/0xf0 [ 251.312504] ___sys_sendmsg+0x647/0x950 [ 251.316454] ? find_held_lock+0x36/0x1d0 [ 251.320691] ? copy_msghdr_from_user+0x430/0x430 [ 251.325471] ? __fget+0x278/0x400 [ 251.329129] ? kasan_check_read+0x11/0x20 [ 251.333266] ? __fget+0x295/0x400 [ 251.336705] ? expand_files.part.8+0x700/0x700 [ 251.341483] ? __f_unlock_pos+0xd/0x10 [ 251.345474] ? __fget_light+0x174/0x1e0 [ 251.349435] ? __fdget+0xe/0x10 [ 251.352716] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 251.357556] __sys_sendmsg+0xd9/0x180 [ 251.361610] ? __ia32_sys_shutdown+0x70/0x70 [ 251.366310] ? __sb_end_write+0xa4/0xd0 [ 251.370281] ? kasan_check_write+0x14/0x20 [ 251.374637] ? fput+0x18/0x120 [ 251.378001] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.383494] __x64_sys_sendmsg+0x73/0xb0 [ 251.387567] do_syscall_64+0xd0/0x4e0 [ 251.391447] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.397230] RIP: 0033:0x463d89 [ 251.400408] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 2021/06/23 21:24:26 executed programs: 565 [ 251.419470] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 251.427511] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 251.434780] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 251.442506] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 251.449988] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 251.457362] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 251.492418] FAULT_INJECTION: forcing a failure. [ 251.492418] name failslab, interval 1, probability 0, space 0, times 0 [ 251.507698] CPU: 1 PID: 12426 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 251.515685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.525638] Call Trace: [ 251.528344] dump_stack+0x123/0x171 [ 251.531998] should_fail.cold.4+0x5/0xa [ 251.536087] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 251.541374] ? lock_downgrade+0x860/0x860 [ 251.545653] ? ___might_sleep+0x16b/0x270 [ 251.549968] __should_failslab+0xba/0xf0 [ 251.554293] should_failslab+0x9/0x20 [ 251.558232] kmem_cache_alloc_trace+0x2cb/0x740 [ 251.563309] ? qfq_change_class+0xa93/0x14e0 [ 251.568323] ? qfq_change_class+0xa93/0x14e0 [ 251.572736] ? __local_bh_enable_ip+0x160/0x260 [ 251.577414] qfq_change_class+0xad9/0x14e0 [ 251.581821] ? qfq_delete_class+0x2d0/0x2d0 [ 251.586177] ? nla_parse+0x197/0x280 [ 251.590121] tc_ctl_tclass+0x3e9/0xba0 [ 251.594022] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 251.599111] ? find_held_lock+0x36/0x1d0 [ 251.603200] rtnetlink_rcv_msg+0x34f/0x8f0 [ 251.607609] ? rtnetlink_put_metrics+0x490/0x490 [ 251.612473] ? find_held_lock+0x36/0x1d0 [ 251.616710] netlink_rcv_skb+0x13e/0x3d0 [ 251.620848] ? lock_downgrade+0x860/0x860 [ 251.625023] ? rtnetlink_put_metrics+0x490/0x490 [ 251.629841] ? netlink_ack+0xa70/0xa70 [ 251.633719] ? netlink_deliver_tap+0x182/0xb00 [ 251.638519] rtnetlink_rcv+0x10/0x20 [ 251.642520] netlink_unicast+0x443/0x650 [ 251.646777] ? netlink_attachskb+0x6c0/0x6c0 [ 251.651185] ? _copy_from_iter_full+0x182/0x720 [ 251.656102] ? __check_object_size+0x1ef/0x310 [ 251.660839] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 251.666409] netlink_sendmsg+0x764/0xc60 [ 251.670485] ? netlink_unicast+0x650/0x650 [ 251.675070] ? apparmor_socket_sendmsg+0x1b/0x20 [ 251.680138] ? netlink_unicast+0x650/0x650 [ 251.684419] sock_sendmsg+0xb5/0xf0 [ 251.688146] ___sys_sendmsg+0x647/0x950 [ 251.692112] ? find_held_lock+0x36/0x1d0 [ 251.696164] ? copy_msghdr_from_user+0x430/0x430 [ 251.700927] ? __fget+0x278/0x400 [ 251.704380] ? kasan_check_read+0x11/0x20 [ 251.708511] ? __fget+0x295/0x400 [ 251.712168] ? expand_files.part.8+0x700/0x700 [ 251.716919] ? __f_unlock_pos+0xd/0x10 [ 251.720972] ? __fget_light+0x174/0x1e0 [ 251.725056] ? __fdget+0xe/0x10 [ 251.728414] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 251.733588] __sys_sendmsg+0xd9/0x180 [ 251.737421] ? __ia32_sys_shutdown+0x70/0x70 [ 251.742254] ? __sb_end_write+0xa4/0xd0 [ 251.746555] ? kasan_check_write+0x14/0x20 [ 251.750958] ? fput+0x18/0x120 [ 251.754412] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.759976] __x64_sys_sendmsg+0x73/0xb0 [ 251.764036] do_syscall_64+0xd0/0x4e0 [ 251.767829] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.773019] RIP: 0033:0x463d89 [ 251.776811] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 251.796343] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 251.804441] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 251.812041] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 251.819347] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 251.826635] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 251.834335] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 251.857177] nla_parse: 4 callbacks suppressed [ 251.857182] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 251.876643] FAULT_INJECTION: forcing a failure. [ 251.876643] name failslab, interval 1, probability 0, space 0, times 0 [ 251.895175] CPU: 1 PID: 12435 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 251.903855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.913812] Call Trace: [ 251.916415] dump_stack+0x123/0x171 [ 251.920246] should_fail.cold.4+0x5/0xa [ 251.924204] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 251.929304] ? lock_downgrade+0x860/0x860 [ 251.933616] ? ___might_sleep+0x16b/0x270 [ 251.937971] __should_failslab+0xba/0xf0 [ 251.942229] should_failslab+0x9/0x20 [ 251.946041] kmem_cache_alloc_trace+0x2cb/0x740 [ 251.951266] ? qfq_change_class+0xa93/0x14e0 [ 251.955755] ? qfq_change_class+0xa93/0x14e0 [ 251.960160] ? __local_bh_enable_ip+0x160/0x260 [ 251.964896] qfq_change_class+0xad9/0x14e0 [ 251.969146] ? qfq_delete_class+0x2d0/0x2d0 [ 251.973714] ? nla_parse+0x197/0x280 [ 251.977681] tc_ctl_tclass+0x3e9/0xba0 [ 251.981596] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 251.987035] ? find_held_lock+0x36/0x1d0 [ 251.991087] rtnetlink_rcv_msg+0x34f/0x8f0 [ 251.995523] ? rtnetlink_put_metrics+0x490/0x490 [ 252.000627] ? find_held_lock+0x36/0x1d0 [ 252.004672] netlink_rcv_skb+0x13e/0x3d0 [ 252.008718] ? lock_downgrade+0x860/0x860 [ 252.013153] ? rtnetlink_put_metrics+0x490/0x490 [ 252.017897] ? netlink_ack+0xa70/0xa70 [ 252.021955] ? netlink_deliver_tap+0x182/0xb00 [ 252.026693] rtnetlink_rcv+0x10/0x20 [ 252.030390] netlink_unicast+0x443/0x650 [ 252.034456] ? netlink_attachskb+0x6c0/0x6c0 [ 252.038934] ? _copy_from_iter_full+0x182/0x720 [ 252.043732] ? __check_object_size+0x1ef/0x310 [ 252.048829] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 252.054370] netlink_sendmsg+0x764/0xc60 [ 252.058417] ? netlink_unicast+0x650/0x650 [ 252.062875] ? apparmor_socket_sendmsg+0x1b/0x20 [ 252.067919] ? netlink_unicast+0x650/0x650 [ 252.072256] sock_sendmsg+0xb5/0xf0 [ 252.076298] ___sys_sendmsg+0x647/0x950 [ 252.080276] ? find_held_lock+0x36/0x1d0 [ 252.084347] ? copy_msghdr_from_user+0x430/0x430 [ 252.089183] ? __fget+0x278/0x400 [ 252.092656] ? kasan_check_read+0x11/0x20 [ 252.096788] ? __fget+0x295/0x400 [ 252.100242] ? expand_files.part.8+0x700/0x700 [ 252.104808] ? __f_unlock_pos+0xd/0x10 [ 252.108760] ? __fget_light+0x174/0x1e0 [ 252.112736] ? __fdget+0xe/0x10 [ 252.115997] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 252.120822] __sys_sendmsg+0xd9/0x180 [ 252.124807] ? __ia32_sys_shutdown+0x70/0x70 [ 252.129201] ? __sb_end_write+0xa4/0xd0 [ 252.133181] ? kasan_check_write+0x14/0x20 [ 252.137589] ? fput+0x18/0x120 [ 252.140770] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 252.146131] __x64_sys_sendmsg+0x73/0xb0 [ 252.150180] do_syscall_64+0xd0/0x4e0 [ 252.154080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 252.159248] RIP: 0033:0x463d89 [ 252.162431] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 252.181947] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 252.189634] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 252.196974] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 252.204317] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 252.211716] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 252.219209] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 252.241671] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 252.258770] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 252.273851] FAULT_INJECTION: forcing a failure. [ 252.273851] name failslab, interval 1, probability 0, space 0, times 0 [ 252.285405] CPU: 0 PID: 12450 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 252.293773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.303284] Call Trace: [ 252.305971] dump_stack+0x123/0x171 [ 252.309587] should_fail.cold.4+0x5/0xa [ 252.313630] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 252.318715] ? lock_downgrade+0x860/0x860 [ 252.323197] ? ___might_sleep+0x16b/0x270 [ 252.327434] __should_failslab+0xba/0xf0 [ 252.331590] should_failslab+0x9/0x20 [ 252.335392] kmem_cache_alloc_trace+0x2cb/0x740 [ 252.340048] ? qfq_change_class+0xa93/0x14e0 [ 252.344449] ? qfq_change_class+0xa93/0x14e0 [ 252.348896] ? __local_bh_enable_ip+0x160/0x260 [ 252.353620] qfq_change_class+0xad9/0x14e0 [ 252.358007] ? qfq_delete_class+0x2d0/0x2d0 [ 252.362901] ? nla_parse+0x197/0x280 [ 252.366724] tc_ctl_tclass+0x3e9/0xba0 [ 252.370776] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 252.375868] ? find_held_lock+0x36/0x1d0 [ 252.380049] rtnetlink_rcv_msg+0x34f/0x8f0 [ 252.384290] ? rtnetlink_put_metrics+0x490/0x490 [ 252.389033] ? find_held_lock+0x36/0x1d0 [ 252.393394] netlink_rcv_skb+0x13e/0x3d0 [ 252.397606] ? lock_downgrade+0x860/0x860 [ 252.402160] ? rtnetlink_put_metrics+0x490/0x490 [ 252.407313] ? netlink_ack+0xa70/0xa70 [ 252.412209] ? netlink_deliver_tap+0x182/0xb00 [ 252.416830] rtnetlink_rcv+0x10/0x20 [ 252.420533] netlink_unicast+0x443/0x650 [ 252.424584] ? netlink_attachskb+0x6c0/0x6c0 [ 252.429062] ? _copy_from_iter_full+0x182/0x720 [ 252.433990] ? __check_object_size+0x1ef/0x310 [ 252.438773] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 252.444585] netlink_sendmsg+0x764/0xc60 [ 252.448648] ? netlink_unicast+0x650/0x650 [ 252.452890] ? apparmor_socket_sendmsg+0x1b/0x20 [ 252.457637] ? netlink_unicast+0x650/0x650 [ 252.461879] sock_sendmsg+0xb5/0xf0 [ 252.465580] ___sys_sendmsg+0x647/0x950 [ 252.469537] ? find_held_lock+0x36/0x1d0 [ 252.473579] ? copy_msghdr_from_user+0x430/0x430 [ 252.478423] ? __fget+0x278/0x400 [ 252.481863] ? kasan_check_read+0x11/0x20 [ 252.486068] ? __fget+0x295/0x400 [ 252.489519] ? expand_files.part.8+0x700/0x700 [ 252.494124] ? __f_unlock_pos+0xd/0x10 [ 252.497999] ? __fget_light+0x174/0x1e0 [ 252.501960] ? __fdget+0xe/0x10 [ 252.505227] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 252.510058] __sys_sendmsg+0xd9/0x180 [ 252.513935] ? __ia32_sys_shutdown+0x70/0x70 [ 252.518435] ? __sb_end_write+0xa4/0xd0 [ 252.522429] ? kasan_check_write+0x14/0x20 [ 252.526651] ? fput+0x18/0x120 [ 252.529835] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 252.535184] __x64_sys_sendmsg+0x73/0xb0 [ 252.539602] do_syscall_64+0xd0/0x4e0 [ 252.543396] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 252.548581] RIP: 0033:0x463d89 [ 252.551761] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 252.570745] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 252.578754] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 252.586098] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 252.593356] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 252.601262] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 252.609366] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 252.617032] FAULT_INJECTION: forcing a failure. [ 252.617032] name failslab, interval 1, probability 0, space 0, times 0 [ 252.630545] CPU: 0 PID: 12451 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 252.639088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.649002] Call Trace: [ 252.651588] dump_stack+0x123/0x171 [ 252.655217] should_fail.cold.4+0x5/0xa [ 252.659190] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 252.664480] ? lock_downgrade+0x860/0x860 [ 252.668918] ? ___might_sleep+0x16b/0x270 [ 252.673260] __should_failslab+0xba/0xf0 [ 252.677900] should_failslab+0x9/0x20 [ 252.681890] kmem_cache_alloc_trace+0x2cb/0x740 [ 252.689133] ? qfq_change_class+0xa93/0x14e0 [ 252.693539] ? qfq_change_class+0xa93/0x14e0 [ 252.697979] ? __local_bh_enable_ip+0x160/0x260 [ 252.702861] qfq_change_class+0xad9/0x14e0 [ 252.707653] ? qfq_delete_class+0x2d0/0x2d0 [ 252.712255] ? nla_parse+0x197/0x280 [ 252.715969] tc_ctl_tclass+0x3e9/0xba0 [ 252.719886] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 252.725000] ? find_held_lock+0x36/0x1d0 [ 252.729070] rtnetlink_rcv_msg+0x34f/0x8f0 [ 252.733484] ? rtnetlink_put_metrics+0x490/0x490 [ 252.738248] ? find_held_lock+0x36/0x1d0 [ 252.742313] netlink_rcv_skb+0x13e/0x3d0 [ 252.746530] ? lock_downgrade+0x860/0x860 [ 252.751393] ? rtnetlink_put_metrics+0x490/0x490 [ 252.756243] ? netlink_ack+0xa70/0xa70 [ 252.760463] ? netlink_deliver_tap+0x182/0xb00 [ 252.765167] rtnetlink_rcv+0x10/0x20 [ 252.769575] netlink_unicast+0x443/0x650 [ 252.773881] ? netlink_attachskb+0x6c0/0x6c0 [ 252.778397] ? _copy_from_iter_full+0x182/0x720 [ 252.783292] ? __check_object_size+0x1ef/0x310 [ 252.788358] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 252.794709] netlink_sendmsg+0x764/0xc60 [ 252.798873] ? netlink_unicast+0x650/0x650 [ 252.803189] ? apparmor_socket_sendmsg+0x1b/0x20 [ 252.808192] ? netlink_unicast+0x650/0x650 [ 252.812741] sock_sendmsg+0xb5/0xf0 [ 252.816470] ___sys_sendmsg+0x647/0x950 [ 252.820578] ? find_held_lock+0x36/0x1d0 [ 252.824641] ? copy_msghdr_from_user+0x430/0x430 [ 252.829698] ? __fget+0x278/0x400 [ 252.833133] ? kasan_check_read+0x11/0x20 [ 252.837371] ? __fget+0x295/0x400 [ 252.841532] ? expand_files.part.8+0x700/0x700 [ 252.846294] ? __f_unlock_pos+0xd/0x10 [ 252.850189] ? __fget_light+0x174/0x1e0 [ 252.854153] ? __fdget+0xe/0x10 [ 252.857556] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 252.862611] __sys_sendmsg+0xd9/0x180 [ 252.866531] ? __ia32_sys_shutdown+0x70/0x70 [ 252.871040] ? __sb_end_write+0xa4/0xd0 [ 252.875399] ? kasan_check_write+0x14/0x20 [ 252.879958] ? fput+0x18/0x120 [ 252.883173] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 252.889347] __x64_sys_sendmsg+0x73/0xb0 [ 252.893421] do_syscall_64+0xd0/0x4e0 [ 252.897471] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 252.902765] RIP: 0033:0x463d89 [ 252.905960] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 252.925588] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 252.933404] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 252.940854] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 252.948303] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 252.955576] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 252.963130] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 252.971565] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 252.989766] FAULT_INJECTION: forcing a failure. [ 252.989766] name failslab, interval 1, probability 0, space 0, times 0 [ 253.003725] CPU: 0 PID: 12467 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 253.012147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.021585] Call Trace: [ 253.024516] dump_stack+0x123/0x171 [ 253.028383] should_fail.cold.4+0x5/0xa [ 253.032808] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 253.038005] ? lock_downgrade+0x860/0x860 [ 253.042242] ? ___might_sleep+0x16b/0x270 [ 253.046494] __should_failslab+0xba/0xf0 [ 253.050808] should_failslab+0x9/0x20 [ 253.054700] kmem_cache_alloc_trace+0x2cb/0x740 [ 253.059927] ? qfq_change_class+0xa93/0x14e0 [ 253.064835] ? qfq_change_class+0xa93/0x14e0 [ 253.069568] ? __local_bh_enable_ip+0x160/0x260 [ 253.075578] qfq_change_class+0xad9/0x14e0 [ 253.080798] ? qfq_delete_class+0x2d0/0x2d0 [ 253.085381] ? nla_parse+0x197/0x280 [ 253.089371] tc_ctl_tclass+0x3e9/0xba0 [ 253.093253] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 253.098518] ? find_held_lock+0x36/0x1d0 [ 253.102842] rtnetlink_rcv_msg+0x34f/0x8f0 [ 253.107099] ? rtnetlink_put_metrics+0x490/0x490 [ 253.111861] ? find_held_lock+0x36/0x1d0 [ 253.116166] netlink_rcv_skb+0x13e/0x3d0 [ 253.120320] ? lock_downgrade+0x860/0x860 [ 253.124564] ? rtnetlink_put_metrics+0x490/0x490 [ 253.129431] ? netlink_ack+0xa70/0xa70 [ 253.133541] ? netlink_deliver_tap+0x182/0xb00 [ 253.138385] rtnetlink_rcv+0x10/0x20 [ 253.142271] netlink_unicast+0x443/0x650 [ 253.146551] ? netlink_attachskb+0x6c0/0x6c0 [ 253.150971] ? _copy_from_iter_full+0x182/0x720 [ 253.156102] ? __check_object_size+0x1ef/0x310 [ 253.160931] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 253.166679] netlink_sendmsg+0x764/0xc60 [ 253.170916] ? netlink_unicast+0x650/0x650 [ 253.175246] ? apparmor_socket_sendmsg+0x1b/0x20 [ 253.180306] ? netlink_unicast+0x650/0x650 [ 253.184830] sock_sendmsg+0xb5/0xf0 [ 253.188454] ___sys_sendmsg+0x647/0x950 [ 253.192446] ? find_held_lock+0x36/0x1d0 [ 253.196694] ? copy_msghdr_from_user+0x430/0x430 [ 253.201812] ? __fget+0x278/0x400 [ 253.205896] ? kasan_check_read+0x11/0x20 [ 253.210060] ? __fget+0x295/0x400 [ 253.213745] ? expand_files.part.8+0x700/0x700 [ 253.218889] ? __f_unlock_pos+0xd/0x10 [ 253.223944] ? __fget_light+0x174/0x1e0 [ 253.228093] ? __fdget+0xe/0x10 [ 253.232501] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 253.237463] __sys_sendmsg+0xd9/0x180 [ 253.241419] ? __ia32_sys_shutdown+0x70/0x70 [ 253.245916] ? __sb_end_write+0xa4/0xd0 [ 253.250080] ? kasan_check_write+0x14/0x20 [ 253.254917] ? fput+0x18/0x120 [ 253.258564] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 253.264315] __x64_sys_sendmsg+0x73/0xb0 [ 253.268376] do_syscall_64+0xd0/0x4e0 [ 253.272351] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 253.277577] RIP: 0033:0x463d89 [ 253.280831] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 253.301492] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 253.309860] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 253.317725] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 253.325387] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 253.332824] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 253.340647] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 253.349801] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 253.374752] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 253.391350] FAULT_INJECTION: forcing a failure. [ 253.391350] name failslab, interval 1, probability 0, space 0, times 0 [ 253.403850] CPU: 0 PID: 12478 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 253.412433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.422851] Call Trace: [ 253.425459] dump_stack+0x123/0x171 [ 253.429255] should_fail.cold.4+0x5/0xa [ 253.433333] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 253.438449] ? lock_downgrade+0x860/0x860 [ 253.442927] ? ___might_sleep+0x16b/0x270 [ 253.447068] __should_failslab+0xba/0xf0 [ 253.451164] should_failslab+0x9/0x20 [ 253.455128] kmem_cache_alloc_trace+0x2cb/0x740 [ 253.459778] ? qfq_change_class+0xa93/0x14e0 [ 253.464362] ? qfq_change_class+0xa93/0x14e0 [ 253.468771] ? __local_bh_enable_ip+0x160/0x260 [ 253.473428] qfq_change_class+0xad9/0x14e0 [ 253.477924] ? qfq_delete_class+0x2d0/0x2d0 [ 253.482250] ? nla_parse+0x197/0x280 [ 253.485998] tc_ctl_tclass+0x3e9/0xba0 [ 253.489953] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 253.495113] ? find_held_lock+0x36/0x1d0 [ 253.499186] rtnetlink_rcv_msg+0x34f/0x8f0 [ 253.503682] ? rtnetlink_put_metrics+0x490/0x490 [ 253.508515] ? find_held_lock+0x36/0x1d0 [ 253.512680] netlink_rcv_skb+0x13e/0x3d0 [ 253.516813] ? lock_downgrade+0x860/0x860 [ 253.521217] ? rtnetlink_put_metrics+0x490/0x490 [ 253.525978] ? netlink_ack+0xa70/0xa70 [ 253.529944] ? netlink_deliver_tap+0x182/0xb00 [ 253.534625] rtnetlink_rcv+0x10/0x20 [ 253.538321] netlink_unicast+0x443/0x650 [ 253.542380] ? netlink_attachskb+0x6c0/0x6c0 [ 253.546811] ? _copy_from_iter_full+0x182/0x720 [ 253.551817] ? __check_object_size+0x1ef/0x310 [ 253.556734] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 253.562801] netlink_sendmsg+0x764/0xc60 [ 253.566985] ? netlink_unicast+0x650/0x650 [ 253.571277] ? apparmor_socket_sendmsg+0x1b/0x20 [ 253.576129] ? netlink_unicast+0x650/0x650 [ 253.580356] sock_sendmsg+0xb5/0xf0 [ 253.584069] ___sys_sendmsg+0x647/0x950 [ 253.588050] ? find_held_lock+0x36/0x1d0 [ 253.592100] ? copy_msghdr_from_user+0x430/0x430 [ 253.596841] ? __fget+0x278/0x400 [ 253.600271] ? kasan_check_read+0x11/0x20 [ 253.604405] ? __fget+0x295/0x400 [ 253.607858] ? expand_files.part.8+0x700/0x700 [ 253.612446] ? __f_unlock_pos+0xd/0x10 [ 253.616584] ? __fget_light+0x174/0x1e0 [ 253.620572] ? __fdget+0xe/0x10 [ 253.623940] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 253.628776] __sys_sendmsg+0xd9/0x180 [ 253.632561] ? __ia32_sys_shutdown+0x70/0x70 [ 253.636967] ? __sb_end_write+0xa4/0xd0 [ 253.641230] ? kasan_check_write+0x14/0x20 [ 253.645634] ? fput+0x18/0x120 [ 253.648834] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 253.654623] __x64_sys_sendmsg+0x73/0xb0 [ 253.659160] do_syscall_64+0xd0/0x4e0 [ 253.663038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 253.668517] RIP: 0033:0x463d89 [ 253.671793] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 253.691606] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 253.699421] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 253.707667] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 253.715017] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 253.723178] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 253.730552] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 253.739319] FAULT_INJECTION: forcing a failure. [ 253.739319] name failslab, interval 1, probability 0, space 0, times 0 [ 253.751666] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 253.753373] CPU: 0 PID: 12479 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 253.768424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.777773] Call Trace: [ 253.780722] dump_stack+0x123/0x171 [ 253.785080] should_fail.cold.4+0x5/0xa [ 253.786005] FAULT_INJECTION: forcing a failure. [ 253.786005] name failslab, interval 1, probability 0, space 0, times 0 [ 253.790208] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 253.790223] __should_failslab+0xba/0xf0 [ 253.790230] should_failslab+0x9/0x20 [ 253.790235] kmem_cache_alloc+0x47/0x720 [ 253.790245] ? lock_acquire+0x173/0x3d0 [ 253.790256] skb_clone+0x115/0x340 [ 253.790265] netlink_deliver_tap+0x7d7/0xb00 [ 253.790276] __netlink_sendskb+0x62/0xc0 [ 253.839106] netlink_unicast+0x4ea/0x650 [ 253.843161] ? netlink_attachskb+0x6c0/0x6c0 [ 253.847923] netlink_ack+0x519/0xa70 [ 253.852423] ? netlink_sendmsg+0xc60/0xc60 [ 253.856738] ? find_held_lock+0x36/0x1d0 [ 253.861787] netlink_rcv_skb+0x2a8/0x3d0 [ 253.866212] ? lock_downgrade+0x860/0x860 [ 253.870869] ? rtnetlink_put_metrics+0x490/0x490 [ 253.875988] ? netlink_ack+0xa70/0xa70 [ 253.879919] ? netlink_deliver_tap+0x182/0xb00 [ 253.884937] rtnetlink_rcv+0x10/0x20 [ 253.888722] netlink_unicast+0x443/0x650 [ 253.893121] ? netlink_attachskb+0x6c0/0x6c0 [ 253.897599] ? _copy_from_iter_full+0x182/0x720 [ 253.902655] ? __check_object_size+0x1ef/0x310 [ 253.907322] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 253.912934] netlink_sendmsg+0x764/0xc60 [ 253.917005] ? netlink_unicast+0x650/0x650 [ 253.921227] ? apparmor_socket_sendmsg+0x1b/0x20 [ 253.925976] ? netlink_unicast+0x650/0x650 [ 253.930381] sock_sendmsg+0xb5/0xf0 [ 253.934001] ___sys_sendmsg+0x647/0x950 [ 253.938071] ? find_held_lock+0x36/0x1d0 [ 253.942643] ? copy_msghdr_from_user+0x430/0x430 [ 253.947479] ? __fget+0x278/0x400 [ 253.950913] ? kasan_check_read+0x11/0x20 [ 253.955041] ? __fget+0x295/0x400 [ 253.958475] ? expand_files.part.8+0x700/0x700 [ 253.963039] ? __f_unlock_pos+0xd/0x10 [ 253.966919] ? __fget_light+0x174/0x1e0 [ 253.971631] ? __fdget+0xe/0x10 [ 253.974922] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 253.979757] __sys_sendmsg+0xd9/0x180 [ 253.983541] ? __ia32_sys_shutdown+0x70/0x70 [ 253.987934] ? __sb_end_write+0xa4/0xd0 [ 253.991891] ? kasan_check_write+0x14/0x20 [ 253.996195] ? fput+0x18/0x120 [ 253.999376] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.004895] __x64_sys_sendmsg+0x73/0xb0 [ 254.009034] do_syscall_64+0xd0/0x4e0 [ 254.012916] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.018094] RIP: 0033:0x463d89 [ 254.021277] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 254.040543] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 254.048235] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 254.055593] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 254.063251] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 254.070503] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 254.077760] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 254.085113] CPU: 1 PID: 12491 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 254.093180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.102705] Call Trace: [ 254.105292] dump_stack+0x123/0x171 [ 254.108917] should_fail.cold.4+0x5/0xa [ 254.112889] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 254.117986] ? lock_downgrade+0x860/0x860 [ 254.122129] ? ___might_sleep+0x16b/0x270 [ 254.126276] __should_failslab+0xba/0xf0 [ 254.130460] should_failslab+0x9/0x20 [ 254.134525] kmem_cache_alloc_trace+0x2cb/0x740 [ 254.139195] ? qfq_change_class+0xa93/0x14e0 [ 254.143604] ? qfq_change_class+0xa93/0x14e0 [ 254.148097] ? __local_bh_enable_ip+0x160/0x260 [ 254.152748] qfq_change_class+0xad9/0x14e0 [ 254.157940] ? qfq_delete_class+0x2d0/0x2d0 [ 254.162425] ? nla_parse+0x197/0x280 [ 254.166135] tc_ctl_tclass+0x3e9/0xba0 [ 254.170120] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 254.175519] ? find_held_lock+0x36/0x1d0 [ 254.179776] rtnetlink_rcv_msg+0x34f/0x8f0 [ 254.184538] ? rtnetlink_put_metrics+0x490/0x490 [ 254.189486] ? find_held_lock+0x36/0x1d0 [ 254.193539] netlink_rcv_skb+0x13e/0x3d0 [ 254.197727] ? lock_downgrade+0x860/0x860 [ 254.201993] ? rtnetlink_put_metrics+0x490/0x490 [ 254.206853] ? netlink_ack+0xa70/0xa70 [ 254.210876] ? netlink_deliver_tap+0x182/0xb00 [ 254.215544] rtnetlink_rcv+0x10/0x20 [ 254.219260] netlink_unicast+0x443/0x650 [ 254.223306] ? netlink_attachskb+0x6c0/0x6c0 [ 254.227706] ? _copy_from_iter_full+0x182/0x720 [ 254.232446] ? __check_object_size+0x1ef/0x310 [ 254.237010] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 254.242869] netlink_sendmsg+0x764/0xc60 [ 254.246916] ? netlink_unicast+0x650/0x650 [ 254.251134] ? apparmor_socket_sendmsg+0x1b/0x20 [ 254.255982] ? netlink_unicast+0x650/0x650 [ 254.260309] sock_sendmsg+0xb5/0xf0 [ 254.263937] ___sys_sendmsg+0x647/0x950 [ 254.267895] ? find_held_lock+0x36/0x1d0 [ 254.272029] ? copy_msghdr_from_user+0x430/0x430 [ 254.277458] ? __fget+0x278/0x400 [ 254.280908] ? kasan_check_read+0x11/0x20 [ 254.285141] ? __fget+0x295/0x400 [ 254.288638] ? expand_files.part.8+0x700/0x700 [ 254.293781] ? __f_unlock_pos+0xd/0x10 [ 254.297694] ? __fget_light+0x174/0x1e0 [ 254.301652] ? __fdget+0xe/0x10 [ 254.304934] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 254.309756] __sys_sendmsg+0xd9/0x180 [ 254.313534] ? __ia32_sys_shutdown+0x70/0x70 [ 254.318009] ? __sb_end_write+0xa4/0xd0 [ 254.322158] ? kasan_check_write+0x14/0x20 [ 254.326730] ? fput+0x18/0x120 [ 254.330656] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.336203] __x64_sys_sendmsg+0x73/0xb0 [ 254.340555] do_syscall_64+0xd0/0x4e0 [ 254.344556] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.349743] RIP: 0033:0x463d89 [ 254.352920] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 254.372212] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 254.380264] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 254.389389] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 254.397180] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 254.404540] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 254.413259] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 254.425970] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 254.470507] FAULT_INJECTION: forcing a failure. [ 254.470507] name failslab, interval 1, probability 0, space 0, times 0 [ 254.482668] CPU: 0 PID: 12497 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 254.490572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.499934] Call Trace: [ 254.502524] dump_stack+0x123/0x171 [ 254.506325] should_fail.cold.4+0x5/0xa [ 254.510486] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 254.515593] ? lock_downgrade+0x860/0x860 [ 254.519734] ? ___might_sleep+0x16b/0x270 [ 254.523978] __should_failslab+0xba/0xf0 [ 254.528238] should_failslab+0x9/0x20 [ 254.532386] kmem_cache_alloc_trace+0x2cb/0x740 [ 254.537675] ? qfq_change_class+0xa93/0x14e0 [ 254.542446] ? qfq_change_class+0xa93/0x14e0 [ 254.546930] ? __local_bh_enable_ip+0x160/0x260 [ 254.551678] qfq_change_class+0xad9/0x14e0 [ 254.556010] ? qfq_delete_class+0x2d0/0x2d0 [ 254.560591] ? nla_parse+0x197/0x280 [ 254.564407] tc_ctl_tclass+0x3e9/0xba0 [ 254.568370] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 254.577030] ? find_held_lock+0x36/0x1d0 [ 254.581369] rtnetlink_rcv_msg+0x34f/0x8f0 [ 254.589157] ? rtnetlink_put_metrics+0x490/0x490 [ 254.594263] ? find_held_lock+0x36/0x1d0 [ 254.599492] netlink_rcv_skb+0x13e/0x3d0 [ 254.603723] ? lock_downgrade+0x860/0x860 [ 254.607874] ? rtnetlink_put_metrics+0x490/0x490 [ 254.613430] ? netlink_ack+0xa70/0xa70 [ 254.618080] ? netlink_deliver_tap+0x182/0xb00 [ 254.622856] rtnetlink_rcv+0x10/0x20 [ 254.626767] netlink_unicast+0x443/0x650 [ 254.630996] ? netlink_attachskb+0x6c0/0x6c0 [ 254.635792] ? _copy_from_iter_full+0x182/0x720 [ 254.640843] ? __check_object_size+0x1ef/0x310 [ 254.645555] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 254.651828] netlink_sendmsg+0x764/0xc60 [ 254.656494] ? netlink_unicast+0x650/0x650 [ 254.660725] ? apparmor_socket_sendmsg+0x1b/0x20 [ 254.665484] ? netlink_unicast+0x650/0x650 [ 254.669877] sock_sendmsg+0xb5/0xf0 [ 254.673836] ___sys_sendmsg+0x647/0x950 [ 254.678445] ? find_held_lock+0x36/0x1d0 [ 254.682993] ? copy_msghdr_from_user+0x430/0x430 [ 254.688044] ? __fget+0x278/0x400 [ 254.691690] ? kasan_check_read+0x11/0x20 [ 254.695821] ? __fget+0x295/0x400 [ 254.699714] ? expand_files.part.8+0x700/0x700 [ 254.704374] ? __f_unlock_pos+0xd/0x10 [ 254.708359] ? __fget_light+0x174/0x1e0 [ 254.712412] ? __fdget+0xe/0x10 [ 254.715676] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 254.720674] __sys_sendmsg+0xd9/0x180 [ 254.724460] ? __ia32_sys_shutdown+0x70/0x70 [ 254.728947] ? __sb_end_write+0xa4/0xd0 [ 254.732901] ? kasan_check_write+0x14/0x20 [ 254.737121] ? fput+0x18/0x120 [ 254.740490] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.745934] __x64_sys_sendmsg+0x73/0xb0 [ 254.750077] do_syscall_64+0xd0/0x4e0 [ 254.753884] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.759138] RIP: 0033:0x463d89 [ 254.762315] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 254.782196] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 254.790114] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 254.798090] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 254.805349] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 254.812973] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 254.820233] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 254.829456] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 254.866838] FAULT_INJECTION: forcing a failure. [ 254.866838] name failslab, interval 1, probability 0, space 0, times 0 [ 254.880191] CPU: 1 PID: 12507 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 254.888316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.897682] Call Trace: [ 254.900258] dump_stack+0x123/0x171 [ 254.903867] should_fail.cold.4+0x5/0xa [ 254.907848] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 254.912949] ? lock_downgrade+0x860/0x860 [ 254.917128] ? ___might_sleep+0x16b/0x270 [ 254.921520] __should_failslab+0xba/0xf0 [ 254.925584] should_failslab+0x9/0x20 [ 254.929386] kmem_cache_alloc_trace+0x2cb/0x740 [ 254.934094] ? qfq_change_class+0xa93/0x14e0 [ 254.938484] ? qfq_change_class+0xa93/0x14e0 [ 254.942881] ? __local_bh_enable_ip+0x160/0x260 [ 254.947702] qfq_change_class+0xad9/0x14e0 [ 254.952007] ? qfq_delete_class+0x2d0/0x2d0 [ 254.956311] ? nla_parse+0x197/0x280 [ 254.960005] tc_ctl_tclass+0x3e9/0xba0 [ 254.963963] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 254.969143] ? find_held_lock+0x36/0x1d0 [ 254.974019] rtnetlink_rcv_msg+0x34f/0x8f0 [ 254.978246] ? rtnetlink_put_metrics+0x490/0x490 [ 254.982993] ? find_held_lock+0x36/0x1d0 [ 254.987149] netlink_rcv_skb+0x13e/0x3d0 [ 254.991204] ? lock_downgrade+0x860/0x860 [ 254.995419] ? rtnetlink_put_metrics+0x490/0x490 [ 255.000190] ? netlink_ack+0xa70/0xa70 [ 255.004328] ? netlink_deliver_tap+0x182/0xb00 [ 255.008999] rtnetlink_rcv+0x10/0x20 [ 255.012976] netlink_unicast+0x443/0x650 [ 255.017043] ? netlink_attachskb+0x6c0/0x6c0 [ 255.021785] ? _copy_from_iter_full+0x182/0x720 [ 255.026564] ? __check_object_size+0x1ef/0x310 [ 255.031497] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 255.037355] netlink_sendmsg+0x764/0xc60 [ 255.041412] ? netlink_unicast+0x650/0x650 [ 255.045637] ? apparmor_socket_sendmsg+0x1b/0x20 [ 255.050387] ? netlink_unicast+0x650/0x650 [ 255.054707] sock_sendmsg+0xb5/0xf0 [ 255.058323] ___sys_sendmsg+0x647/0x950 [ 255.062318] ? find_held_lock+0x36/0x1d0 [ 255.066367] ? copy_msghdr_from_user+0x430/0x430 [ 255.071103] ? __fget+0x278/0x400 [ 255.074626] ? kasan_check_read+0x11/0x20 [ 255.078855] ? __fget+0x295/0x400 [ 255.082328] ? expand_files.part.8+0x700/0x700 [ 255.087070] ? __f_unlock_pos+0xd/0x10 [ 255.090947] ? __fget_light+0x174/0x1e0 [ 255.095103] ? __fdget+0xe/0x10 [ 255.098482] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 255.103944] __sys_sendmsg+0xd9/0x180 [ 255.107887] ? __ia32_sys_shutdown+0x70/0x70 [ 255.112376] ? __sb_end_write+0xa4/0xd0 [ 255.116351] ? kasan_check_write+0x14/0x20 [ 255.121147] ? fput+0x18/0x120 [ 255.124396] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 255.129921] __x64_sys_sendmsg+0x73/0xb0 [ 255.134072] do_syscall_64+0xd0/0x4e0 [ 255.138280] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 255.143639] RIP: 0033:0x463d89 [ 255.146815] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 255.166077] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 255.174071] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 255.181329] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 255.188582] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 255.195937] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 255.203340] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 255.213124] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 255.241755] FAULT_INJECTION: forcing a failure. [ 255.241755] name failslab, interval 1, probability 0, space 0, times 0 [ 255.254169] CPU: 0 PID: 12518 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 255.262363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.267810] FAULT_INJECTION: forcing a failure. [ 255.267810] name failslab, interval 1, probability 0, space 0, times 0 [ 255.271882] Call Trace: [ 255.271895] dump_stack+0x123/0x171 [ 255.271907] should_fail.cold.4+0x5/0xa [ 255.271916] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 255.271932] __should_failslab+0xba/0xf0 [ 255.271940] should_failslab+0x9/0x20 [ 255.271946] kmem_cache_alloc+0x47/0x720 [ 255.271955] ? lock_acquire+0x173/0x3d0 [ 255.271963] skb_clone+0x115/0x340 [ 255.271972] netlink_deliver_tap+0x7d7/0xb00 [ 255.271983] __netlink_sendskb+0x62/0xc0 [ 255.271988] netlink_unicast+0x4ea/0x650 [ 255.271996] ? netlink_attachskb+0x6c0/0x6c0 [ 255.335757] netlink_ack+0x519/0xa70 [ 255.339572] ? netlink_sendmsg+0xc60/0xc60 [ 255.343799] ? find_held_lock+0x36/0x1d0 [ 255.347952] netlink_rcv_skb+0x2a8/0x3d0 [ 255.351995] ? lock_downgrade+0x860/0x860 [ 255.356123] ? rtnetlink_put_metrics+0x490/0x490 [ 255.360857] ? netlink_ack+0xa70/0xa70 [ 255.364917] ? netlink_deliver_tap+0x182/0xb00 [ 255.369591] rtnetlink_rcv+0x10/0x20 [ 255.373581] netlink_unicast+0x443/0x650 [ 255.377732] ? netlink_attachskb+0x6c0/0x6c0 [ 255.382386] ? _copy_from_iter_full+0x182/0x720 [ 255.387050] ? __check_object_size+0x1ef/0x310 [ 255.391629] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 255.397246] netlink_sendmsg+0x764/0xc60 [ 255.401815] ? netlink_unicast+0x650/0x650 [ 255.406397] ? apparmor_socket_sendmsg+0x1b/0x20 [ 255.411432] ? netlink_unicast+0x650/0x650 [ 255.415930] sock_sendmsg+0xb5/0xf0 [ 255.419659] ___sys_sendmsg+0x647/0x950 [ 255.423806] ? find_held_lock+0x36/0x1d0 [ 255.427865] ? copy_msghdr_from_user+0x430/0x430 [ 255.432624] ? __fget+0x278/0x400 [ 255.436082] ? kasan_check_read+0x11/0x20 [ 255.440326] ? __fget+0x295/0x400 [ 255.443782] ? expand_files.part.8+0x700/0x700 [ 255.448541] ? __f_unlock_pos+0xd/0x10 [ 255.452679] ? __fget_light+0x174/0x1e0 [ 255.456655] ? __fdget+0xe/0x10 [ 255.460027] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 255.464947] __sys_sendmsg+0xd9/0x180 [ 255.468741] ? __ia32_sys_shutdown+0x70/0x70 [ 255.473404] ? __sb_end_write+0xa4/0xd0 [ 255.477385] ? kasan_check_write+0x14/0x20 [ 255.481596] ? fput+0x18/0x120 [ 255.484907] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 255.490385] __x64_sys_sendmsg+0x73/0xb0 [ 255.494517] do_syscall_64+0xd0/0x4e0 [ 255.498820] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 255.504512] RIP: 0033:0x463d89 [ 255.507693] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 255.527685] RSP: 002b:00007fdfa74d7198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 255.536275] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 255.544765] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 255.554100] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 255.561516] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 255.569115] R13: 00007fdfa74d76bc R14: 0000000000000009 R15: 0000000000000001 [ 255.576490] CPU: 1 PID: 12559 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 255.584648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.594112] Call Trace: [ 255.596774] dump_stack+0x123/0x171 [ 255.600382] should_fail.cold.4+0x5/0xa [ 255.604738] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 255.610480] ? lock_downgrade+0x860/0x860 [ 255.615338] ? ___might_sleep+0x16b/0x270 [ 255.619758] __should_failslab+0xba/0xf0 [ 255.624230] should_failslab+0x9/0x20 [ 255.628124] kmem_cache_alloc_trace+0x2cb/0x740 [ 255.633401] ? qfq_change_class+0xa93/0x14e0 [ 255.637898] ? qfq_change_class+0xa93/0x14e0 [ 255.643072] ? __local_bh_enable_ip+0x160/0x260 [ 255.648775] qfq_change_class+0xad9/0x14e0 [ 255.653054] ? qfq_delete_class+0x2d0/0x2d0 [ 255.657570] ? nla_parse+0x197/0x280 [ 255.661393] tc_ctl_tclass+0x3e9/0xba0 [ 255.665437] ? gc_sync_wbufs.isra.9+0xa4/0x150 [ 255.670280] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 255.675448] ? find_held_lock+0x36/0x1d0 [ 255.679514] rtnetlink_rcv_msg+0x34f/0x8f0 [ 255.683749] ? rtnetlink_put_metrics+0x490/0x490 [ 255.688814] ? find_held_lock+0x36/0x1d0 [ 255.693052] netlink_rcv_skb+0x13e/0x3d0 [ 255.697096] ? lock_downgrade+0x860/0x860 [ 255.701413] ? rtnetlink_put_metrics+0x490/0x490 [ 255.706169] ? netlink_ack+0xa70/0xa70 [ 255.710040] ? netlink_deliver_tap+0x182/0xb00 [ 255.714695] rtnetlink_rcv+0x10/0x20 [ 255.718649] netlink_unicast+0x443/0x650 [ 255.722718] ? netlink_attachskb+0x6c0/0x6c0 [ 255.727476] ? _copy_from_iter_full+0x182/0x720 [ 255.732134] ? __check_object_size+0x1ef/0x310 [ 255.736692] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 255.742206] netlink_sendmsg+0x764/0xc60 [ 255.746315] ? netlink_unicast+0x650/0x650 [ 255.750883] ? apparmor_socket_sendmsg+0x1b/0x20 [ 255.755625] ? netlink_unicast+0x650/0x650 [ 255.759917] sock_sendmsg+0xb5/0xf0 [ 255.763646] ___sys_sendmsg+0x647/0x950 [ 255.767624] ? find_held_lock+0x36/0x1d0 [ 255.771760] ? copy_msghdr_from_user+0x430/0x430 [ 255.776505] ? __fget+0x278/0x400 [ 255.779945] ? kasan_check_read+0x11/0x20 [ 255.784258] ? __fget+0x295/0x400 [ 255.788098] ? expand_files.part.8+0x700/0x700 [ 255.792688] ? __f_unlock_pos+0xd/0x10 [ 255.796563] ? __fget_light+0x174/0x1e0 [ 255.800547] ? __fdget+0xe/0x10 [ 255.803812] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 255.808862] __sys_sendmsg+0xd9/0x180 [ 255.812640] ? __ia32_sys_shutdown+0x70/0x70 [ 255.817042] ? __sb_end_write+0xa4/0xd0 [ 255.821084] ? kasan_check_write+0x14/0x20 [ 255.825296] ? fput+0x18/0x120 [ 255.828467] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 255.833838] __x64_sys_sendmsg+0x73/0xb0 [ 255.837916] do_syscall_64+0xd0/0x4e0 [ 255.841789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 255.847090] RIP: 0033:0x463d89 [ 255.850489] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 255.869465] RSP: 002b:00007fb1e6668198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 255.877254] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 255.884591] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 255.891842] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 255.899472] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 255.906757] R13: 00007fb1e66686bc R14: 0000000000000009 R15: 0000000000000001 [ 255.923161] FAULT_INJECTION: forcing a failure. [ 255.923161] name failslab, interval 1, probability 0, space 0, times 0 [ 255.939469] CPU: 1 PID: 12528 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 255.947460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.957018] Call Trace: [ 255.959605] dump_stack+0x123/0x171 [ 255.963231] should_fail.cold.4+0x5/0xa [ 255.967319] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 255.972512] ? lock_downgrade+0x860/0x860 [ 255.977342] ? ___might_sleep+0x16b/0x270 [ 255.981605] __should_failslab+0xba/0xf0 [ 255.985850] should_failslab+0x9/0x20 [ 255.989754] kmem_cache_alloc_trace+0x2cb/0x740 [ 255.994491] ? qfq_change_class+0xa93/0x14e0 [ 255.998963] ? qfq_change_class+0xa93/0x14e0 [ 256.003357] ? __local_bh_enable_ip+0x160/0x260 [ 256.008068] qfq_change_class+0xad9/0x14e0 [ 256.012301] ? qfq_delete_class+0x2d0/0x2d0 [ 256.016702] ? nla_parse+0x197/0x280 [ 256.020401] tc_ctl_tclass+0x3e9/0xba0 [ 256.024276] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 256.029359] ? find_held_lock+0x36/0x1d0 [ 256.033417] rtnetlink_rcv_msg+0x34f/0x8f0 [ 256.037906] ? rtnetlink_put_metrics+0x490/0x490 [ 256.042749] ? find_held_lock+0x36/0x1d0 [ 256.046934] netlink_rcv_skb+0x13e/0x3d0 [ 256.051352] ? lock_downgrade+0x860/0x860 [ 256.055595] ? rtnetlink_put_metrics+0x490/0x490 [ 256.060698] ? netlink_ack+0xa70/0xa70 [ 256.064666] ? netlink_deliver_tap+0x182/0xb00 [ 256.069464] rtnetlink_rcv+0x10/0x20 [ 256.073167] netlink_unicast+0x443/0x650 [ 256.077208] ? netlink_attachskb+0x6c0/0x6c0 [ 256.081596] ? _copy_from_iter_full+0x182/0x720 [ 256.086352] ? __check_object_size+0x1ef/0x310 [ 256.090924] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 256.096527] netlink_sendmsg+0x764/0xc60 [ 256.100579] ? netlink_unicast+0x650/0x650 [ 256.104798] ? apparmor_socket_sendmsg+0x1b/0x20 [ 256.109783] ? netlink_unicast+0x650/0x650 [ 256.114194] sock_sendmsg+0xb5/0xf0 [ 256.118330] ___sys_sendmsg+0x647/0x950 [ 256.122351] ? find_held_lock+0x36/0x1d0 [ 256.126414] ? copy_msghdr_from_user+0x430/0x430 [ 256.131165] ? __fget+0x278/0x400 [ 256.134721] ? kasan_check_read+0x11/0x20 [ 256.138860] ? __fget+0x295/0x400 [ 256.142438] ? expand_files.part.8+0x700/0x700 [ 256.147002] ? __f_unlock_pos+0xd/0x10 [ 256.151044] ? __fget_light+0x174/0x1e0 [ 256.155038] ? __fdget+0xe/0x10 [ 256.158364] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 256.163308] __sys_sendmsg+0xd9/0x180 [ 256.167114] ? __ia32_sys_shutdown+0x70/0x70 [ 256.171540] ? __sb_end_write+0xa4/0xd0 [ 256.175592] ? kasan_check_write+0x14/0x20 [ 256.179899] ? fput+0x18/0x120 [ 256.183083] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.188695] __x64_sys_sendmsg+0x73/0xb0 [ 256.192739] do_syscall_64+0xd0/0x4e0 [ 256.196829] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.202137] RIP: 0033:0x463d89 [ 256.205408] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 256.224565] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 256.232285] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 256.239630] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 256.246991] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 256.254436] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 256.261966] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 256.293512] FAULT_INJECTION: forcing a failure. [ 256.293512] name failslab, interval 1, probability 0, space 0, times 0 [ 256.311255] FAULT_INJECTION: forcing a failure. [ 256.311255] name failslab, interval 1, probability 0, space 0, times 0 [ 256.319086] CPU: 0 PID: 12577 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 256.330586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.340026] Call Trace: [ 256.342604] dump_stack+0x123/0x171 [ 256.346407] should_fail.cold.4+0x5/0xa [ 256.350376] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 256.355482] __should_failslab+0xba/0xf0 [ 256.359616] should_failslab+0x9/0x20 [ 256.363583] kmem_cache_alloc+0x47/0x720 [ 256.368360] ? lock_acquire+0x173/0x3d0 [ 256.372352] skb_clone+0x115/0x340 [ 256.375980] netlink_deliver_tap+0x7d7/0xb00 [ 256.380372] __netlink_sendskb+0x62/0xc0 [ 256.384497] netlink_unicast+0x4ea/0x650 [ 256.388536] ? netlink_attachskb+0x6c0/0x6c0 [ 256.392940] netlink_ack+0x519/0xa70 [ 256.396894] ? netlink_sendmsg+0xc60/0xc60 [ 256.401115] ? find_held_lock+0x36/0x1d0 [ 256.405172] netlink_rcv_skb+0x2a8/0x3d0 [ 256.409385] ? lock_downgrade+0x860/0x860 [ 256.413979] ? rtnetlink_put_metrics+0x490/0x490 [ 256.419290] ? netlink_ack+0xa70/0xa70 [ 256.423172] ? netlink_deliver_tap+0x182/0xb00 [ 256.427769] rtnetlink_rcv+0x10/0x20 [ 256.431485] netlink_unicast+0x443/0x650 [ 256.435532] ? netlink_attachskb+0x6c0/0x6c0 [ 256.440026] ? _copy_from_iter_full+0x182/0x720 [ 256.444752] ? __check_object_size+0x1ef/0x310 [ 256.449397] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 256.454930] netlink_sendmsg+0x764/0xc60 [ 256.459057] ? netlink_unicast+0x650/0x650 [ 256.463383] ? apparmor_socket_sendmsg+0x1b/0x20 [ 256.468123] ? netlink_unicast+0x650/0x650 [ 256.472335] sock_sendmsg+0xb5/0xf0 [ 256.476001] ___sys_sendmsg+0x647/0x950 [ 256.480054] ? find_held_lock+0x36/0x1d0 [ 256.484207] ? copy_msghdr_from_user+0x430/0x430 [ 256.489088] ? __fget+0x278/0x400 [ 256.492543] ? kasan_check_read+0x11/0x20 [ 256.496676] ? __fget+0x295/0x400 [ 256.500114] ? expand_files.part.8+0x700/0x700 [ 256.504680] ? __f_unlock_pos+0xd/0x10 [ 256.508547] ? __fget_light+0x174/0x1e0 [ 256.512506] ? __fdget+0xe/0x10 [ 256.515790] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 256.520713] __sys_sendmsg+0xd9/0x180 [ 256.524518] ? __ia32_sys_shutdown+0x70/0x70 [ 256.528904] ? __sb_end_write+0xa4/0xd0 [ 256.532889] ? kasan_check_write+0x14/0x20 [ 256.537103] ? fput+0x18/0x120 [ 256.540280] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.545638] __x64_sys_sendmsg+0x73/0xb0 [ 256.550044] do_syscall_64+0xd0/0x4e0 [ 256.553836] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.559100] RIP: 0033:0x463d89 [ 256.562536] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 256.581865] RSP: 002b:00007fdfa74d7198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 256.589555] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 256.597089] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 256.604340] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 256.611780] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 256.619118] R13: 00007fdfa74d76bc R14: 0000000000000009 R15: 0000000000000001 [ 256.626477] CPU: 1 PID: 12549 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 256.634621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.644086] Call Trace: [ 256.646707] dump_stack+0x123/0x171 [ 256.650419] should_fail.cold.4+0x5/0xa [ 256.654506] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 256.659623] ? lock_downgrade+0x860/0x860 [ 256.664260] ? ___might_sleep+0x16b/0x270 [ 256.668517] __should_failslab+0xba/0xf0 [ 256.672951] should_failslab+0x9/0x20 [ 256.676751] kmem_cache_alloc_trace+0x2cb/0x740 [ 256.681588] ? qfq_change_class+0xa93/0x14e0 [ 256.685993] ? qfq_change_class+0xa93/0x14e0 [ 256.690462] ? __local_bh_enable_ip+0x160/0x260 [ 256.695139] qfq_change_class+0xad9/0x14e0 [ 256.699454] ? qfq_delete_class+0x2d0/0x2d0 [ 256.703759] ? nla_parse+0x197/0x280 [ 256.707612] tc_ctl_tclass+0x3e9/0xba0 [ 256.711690] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 256.717131] ? find_held_lock+0x36/0x1d0 [ 256.721202] rtnetlink_rcv_msg+0x34f/0x8f0 [ 256.725433] ? rtnetlink_put_metrics+0x490/0x490 [ 256.730218] ? find_held_lock+0x36/0x1d0 [ 256.734365] netlink_rcv_skb+0x13e/0x3d0 [ 256.738436] ? lock_downgrade+0x860/0x860 [ 256.742571] ? rtnetlink_put_metrics+0x490/0x490 [ 256.747314] ? netlink_ack+0xa70/0xa70 [ 256.751204] ? netlink_deliver_tap+0x182/0xb00 [ 256.755807] rtnetlink_rcv+0x10/0x20 [ 256.759606] netlink_unicast+0x443/0x650 [ 256.763749] ? netlink_attachskb+0x6c0/0x6c0 [ 256.768230] ? _copy_from_iter_full+0x182/0x720 [ 256.772984] ? __check_object_size+0x1ef/0x310 [ 256.777571] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 256.783112] netlink_sendmsg+0x764/0xc60 [ 256.787183] ? netlink_unicast+0x650/0x650 [ 256.791518] ? apparmor_socket_sendmsg+0x1b/0x20 [ 256.796282] ? netlink_unicast+0x650/0x650 [ 256.800768] sock_sendmsg+0xb5/0xf0 [ 256.804377] ___sys_sendmsg+0x647/0x950 [ 256.808870] ? find_held_lock+0x36/0x1d0 [ 256.813011] ? copy_msghdr_from_user+0x430/0x430 [ 256.817932] ? __fget+0x278/0x400 [ 256.821368] ? kasan_check_read+0x11/0x20 [ 256.825642] ? __fget+0x295/0x400 [ 256.829123] ? expand_files.part.8+0x700/0x700 [ 256.833784] ? __f_unlock_pos+0xd/0x10 [ 256.837659] ? __fget_light+0x174/0x1e0 [ 256.841788] ? __fdget+0xe/0x10 [ 256.845262] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 256.850225] __sys_sendmsg+0xd9/0x180 [ 256.854022] ? __ia32_sys_shutdown+0x70/0x70 [ 256.858541] ? __sb_end_write+0xa4/0xd0 [ 256.862521] ? kasan_check_write+0x14/0x20 [ 256.866737] ? fput+0x18/0x120 [ 256.870010] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.875543] __x64_sys_sendmsg+0x73/0xb0 [ 256.879691] do_syscall_64+0xd0/0x4e0 [ 256.883590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.888853] RIP: 0033:0x463d89 [ 256.892121] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 256.911003] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 256.918689] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 256.925940] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 256.933365] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 2021/06/23 21:24:31 executed programs: 580 [ 256.940700] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 256.948037] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 256.957523] FAULT_INJECTION: forcing a failure. [ 256.957523] name failslab, interval 1, probability 0, space 0, times 0 [ 256.977873] CPU: 0 PID: 12550 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 256.985950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.995412] Call Trace: [ 256.997998] dump_stack+0x123/0x171 [ 257.001653] should_fail.cold.4+0x5/0xa [ 257.005620] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 257.010886] ? lock_downgrade+0x860/0x860 [ 257.015015] ? ___might_sleep+0x16b/0x270 [ 257.019148] __should_failslab+0xba/0xf0 [ 257.023336] should_failslab+0x9/0x20 [ 257.027134] kmem_cache_alloc_trace+0x2cb/0x740 [ 257.031797] ? qfq_change_class+0xa93/0x14e0 [ 257.036275] ? qfq_change_class+0xa93/0x14e0 [ 257.040677] ? __local_bh_enable_ip+0x160/0x260 [ 257.045540] qfq_change_class+0xad9/0x14e0 [ 257.049758] ? qfq_delete_class+0x2d0/0x2d0 [ 257.054068] ? nla_parse+0x197/0x280 [ 257.057866] tc_ctl_tclass+0x3e9/0xba0 [ 257.061832] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 257.066917] ? find_held_lock+0x36/0x1d0 [ 257.070979] rtnetlink_rcv_msg+0x34f/0x8f0 [ 257.075362] ? rtnetlink_put_metrics+0x490/0x490 [ 257.080109] ? find_held_lock+0x36/0x1d0 [ 257.084172] netlink_rcv_skb+0x13e/0x3d0 [ 257.088420] ? lock_downgrade+0x860/0x860 [ 257.092551] ? rtnetlink_put_metrics+0x490/0x490 [ 257.097298] ? netlink_ack+0xa70/0xa70 [ 257.101193] ? netlink_deliver_tap+0x182/0xb00 [ 257.105776] rtnetlink_rcv+0x10/0x20 [ 257.109648] netlink_unicast+0x443/0x650 [ 257.113691] ? netlink_attachskb+0x6c0/0x6c0 [ 257.118079] ? _copy_from_iter_full+0x182/0x720 [ 257.122727] ? __check_object_size+0x1ef/0x310 [ 257.127309] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 257.133017] netlink_sendmsg+0x764/0xc60 [ 257.137075] ? netlink_unicast+0x650/0x650 [ 257.141294] ? apparmor_socket_sendmsg+0x1b/0x20 [ 257.146123] ? netlink_unicast+0x650/0x650 [ 257.150440] sock_sendmsg+0xb5/0xf0 [ 257.154238] ___sys_sendmsg+0x647/0x950 [ 257.159450] ? find_held_lock+0x36/0x1d0 [ 257.163593] ? copy_msghdr_from_user+0x430/0x430 [ 257.168340] ? __fget+0x278/0x400 [ 257.172562] ? kasan_check_read+0x11/0x20 [ 257.176880] ? __fget+0x295/0x400 [ 257.180489] ? expand_files.part.8+0x700/0x700 [ 257.185074] ? __f_unlock_pos+0xd/0x10 [ 257.188959] ? __fget_light+0x174/0x1e0 [ 257.193207] ? __fdget+0xe/0x10 [ 257.196489] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 257.201344] __sys_sendmsg+0xd9/0x180 [ 257.205304] ? __ia32_sys_shutdown+0x70/0x70 [ 257.209712] ? __sb_end_write+0xa4/0xd0 [ 257.213705] ? kasan_check_write+0x14/0x20 [ 257.218565] ? fput+0x18/0x120 [ 257.221899] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 257.227344] __x64_sys_sendmsg+0x73/0xb0 [ 257.231851] do_syscall_64+0xd0/0x4e0 [ 257.235824] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 257.241349] RIP: 0033:0x463d89 [ 257.244809] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 257.264674] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 257.272562] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 257.279814] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 257.287164] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 257.294439] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 257.301701] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 257.311299] FAULT_INJECTION: forcing a failure. [ 257.311299] name failslab, interval 1, probability 0, space 0, times 0 [ 257.324229] CPU: 0 PID: 12552 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 257.332206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.341727] Call Trace: [ 257.344312] dump_stack+0x123/0x171 [ 257.347932] should_fail.cold.4+0x5/0xa [ 257.351904] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 257.357007] ? lock_downgrade+0x860/0x860 [ 257.361154] ? ___might_sleep+0x16b/0x270 [ 257.365298] __should_failslab+0xba/0xf0 [ 257.369364] should_failslab+0x9/0x20 [ 257.373158] kmem_cache_alloc_trace+0x2cb/0x740 [ 257.377909] ? qfq_change_class+0xa93/0x14e0 [ 257.382308] ? qfq_change_class+0xa93/0x14e0 [ 257.386723] ? __local_bh_enable_ip+0x160/0x260 [ 257.391394] qfq_change_class+0xad9/0x14e0 [ 257.395619] ? qfq_delete_class+0x2d0/0x2d0 [ 257.399930] ? nla_parse+0x197/0x280 [ 257.403631] tc_ctl_tclass+0x3e9/0xba0 [ 257.407689] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 257.413126] ? find_held_lock+0x36/0x1d0 [ 257.417273] rtnetlink_rcv_msg+0x34f/0x8f0 [ 257.421759] ? rtnetlink_put_metrics+0x490/0x490 [ 257.426503] ? find_held_lock+0x36/0x1d0 [ 257.430578] netlink_rcv_skb+0x13e/0x3d0 [ 257.434636] ? lock_downgrade+0x860/0x860 [ 257.438783] ? rtnetlink_put_metrics+0x490/0x490 [ 257.443641] ? netlink_ack+0xa70/0xa70 [ 257.447603] ? netlink_deliver_tap+0x182/0xb00 [ 257.452187] rtnetlink_rcv+0x10/0x20 [ 257.456059] netlink_unicast+0x443/0x650 [ 257.460102] ? netlink_attachskb+0x6c0/0x6c0 [ 257.465459] ? _copy_from_iter_full+0x182/0x720 [ 257.470201] ? __check_object_size+0x1ef/0x310 [ 257.474864] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 257.480392] netlink_sendmsg+0x764/0xc60 [ 257.485500] ? netlink_unicast+0x650/0x650 [ 257.489720] ? apparmor_socket_sendmsg+0x1b/0x20 [ 257.494462] ? netlink_unicast+0x650/0x650 [ 257.498690] sock_sendmsg+0xb5/0xf0 [ 257.502306] ___sys_sendmsg+0x647/0x950 [ 257.506513] ? find_held_lock+0x36/0x1d0 [ 257.510762] ? copy_msghdr_from_user+0x430/0x430 [ 257.515618] ? __fget+0x278/0x400 [ 257.519609] ? kasan_check_read+0x11/0x20 [ 257.523758] ? __fget+0x295/0x400 [ 257.527292] ? expand_files.part.8+0x700/0x700 [ 257.531893] ? __f_unlock_pos+0xd/0x10 [ 257.535773] ? __fget_light+0x174/0x1e0 [ 257.539836] ? __fdget+0xe/0x10 [ 257.543194] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 257.548142] __sys_sendmsg+0xd9/0x180 [ 257.551935] ? __ia32_sys_shutdown+0x70/0x70 [ 257.556356] ? __sb_end_write+0xa4/0xd0 [ 257.560333] ? kasan_check_write+0x14/0x20 [ 257.564552] ? fput+0x18/0x120 [ 257.567758] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 257.573323] __x64_sys_sendmsg+0x73/0xb0 [ 257.577399] do_syscall_64+0xd0/0x4e0 [ 257.581409] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 257.586697] RIP: 0033:0x463d89 [ 257.590104] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 257.609957] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 257.617835] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 257.625102] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 257.632387] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 257.639647] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 257.647006] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 257.661887] nla_parse: 5 callbacks suppressed [ 257.661891] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 257.690801] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 257.712077] FAULT_INJECTION: forcing a failure. [ 257.712077] name failslab, interval 1, probability 0, space 0, times 0 [ 257.725568] CPU: 0 PID: 12576 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 257.733598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.743699] Call Trace: [ 257.746296] dump_stack+0x123/0x171 [ 257.749928] should_fail.cold.4+0x5/0xa [ 257.753892] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 257.759069] ? lock_downgrade+0x860/0x860 [ 257.763303] ? ___might_sleep+0x16b/0x270 [ 257.767444] __should_failslab+0xba/0xf0 [ 257.771628] should_failslab+0x9/0x20 [ 257.775449] kmem_cache_alloc_trace+0x2cb/0x740 [ 257.780208] ? qfq_change_class+0xa93/0x14e0 [ 257.784809] ? qfq_change_class+0xa93/0x14e0 [ 257.789704] ? __local_bh_enable_ip+0x160/0x260 [ 257.794367] qfq_change_class+0xad9/0x14e0 [ 257.798674] ? qfq_delete_class+0x2d0/0x2d0 [ 257.803262] ? nla_parse+0x197/0x280 [ 257.807070] tc_ctl_tclass+0x3e9/0xba0 [ 257.811538] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 257.816717] ? find_held_lock+0x36/0x1d0 [ 257.820797] rtnetlink_rcv_msg+0x34f/0x8f0 [ 257.825464] ? rtnetlink_put_metrics+0x490/0x490 [ 257.830216] ? find_held_lock+0x36/0x1d0 [ 257.834267] netlink_rcv_skb+0x13e/0x3d0 [ 257.838508] ? lock_downgrade+0x860/0x860 [ 257.842840] ? rtnetlink_put_metrics+0x490/0x490 [ 257.847600] ? netlink_ack+0xa70/0xa70 [ 257.851835] ? netlink_deliver_tap+0x182/0xb00 [ 257.856745] rtnetlink_rcv+0x10/0x20 [ 257.860547] netlink_unicast+0x443/0x650 [ 257.864744] ? netlink_attachskb+0x6c0/0x6c0 [ 257.869156] ? _copy_from_iter_full+0x182/0x720 [ 257.874011] ? __check_object_size+0x1ef/0x310 [ 257.878580] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 257.884370] netlink_sendmsg+0x764/0xc60 [ 257.888515] ? netlink_unicast+0x650/0x650 [ 257.892756] ? apparmor_socket_sendmsg+0x1b/0x20 [ 257.897872] ? netlink_unicast+0x650/0x650 [ 257.902297] sock_sendmsg+0xb5/0xf0 [ 257.905928] ___sys_sendmsg+0x647/0x950 [ 257.910180] ? find_held_lock+0x36/0x1d0 [ 257.914427] ? copy_msghdr_from_user+0x430/0x430 [ 257.919181] ? __fget+0x278/0x400 [ 257.922719] ? kasan_check_read+0x11/0x20 [ 257.927007] ? __fget+0x295/0x400 [ 257.930575] ? expand_files.part.8+0x700/0x700 [ 257.935242] ? __f_unlock_pos+0xd/0x10 [ 257.939139] ? __fget_light+0x174/0x1e0 [ 257.943109] ? __fdget+0xe/0x10 [ 257.946484] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 257.951493] __sys_sendmsg+0xd9/0x180 [ 257.955379] ? __ia32_sys_shutdown+0x70/0x70 [ 257.959776] ? __sb_end_write+0xa4/0xd0 [ 257.963878] ? kasan_check_write+0x14/0x20 [ 257.968206] ? fput+0x18/0x120 [ 257.971441] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 257.976881] __x64_sys_sendmsg+0x73/0xb0 [ 257.981192] do_syscall_64+0xd0/0x4e0 [ 257.985103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 257.990465] RIP: 0033:0x463d89 [ 257.993902] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 258.014135] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 258.021834] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 258.029117] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 258.036561] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 258.043903] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 258.051164] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 258.060197] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 258.074550] FAULT_INJECTION: forcing a failure. [ 258.074550] name failslab, interval 1, probability 0, space 0, times 0 [ 258.077284] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 258.103087] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 258.109216] CPU: 1 PID: 12595 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 258.120377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.129816] Call Trace: [ 258.132505] dump_stack+0x123/0x171 [ 258.134395] FAULT_INJECTION: forcing a failure. [ 258.134395] name failslab, interval 1, probability 0, space 0, times 0 [ 258.136562] should_fail.cold.4+0x5/0xa [ 258.151685] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 258.157220] __should_failslab+0xba/0xf0 [ 258.161380] should_failslab+0x9/0x20 [ 258.165350] kmem_cache_alloc+0x47/0x720 [ 258.169650] ? lock_acquire+0x173/0x3d0 [ 258.173630] skb_clone+0x115/0x340 [ 258.177250] netlink_deliver_tap+0x7d7/0xb00 [ 258.181916] __netlink_sendskb+0x62/0xc0 [ 258.186255] netlink_unicast+0x4ea/0x650 [ 258.190292] ? netlink_attachskb+0x6c0/0x6c0 [ 258.194692] netlink_ack+0x519/0xa70 [ 258.198383] ? netlink_sendmsg+0xc60/0xc60 [ 258.202700] ? find_held_lock+0x36/0x1d0 [ 258.207027] netlink_rcv_skb+0x2a8/0x3d0 [ 258.211065] ? lock_downgrade+0x860/0x860 [ 258.215187] ? rtnetlink_put_metrics+0x490/0x490 [ 258.220007] ? netlink_ack+0xa70/0xa70 [ 258.223874] ? netlink_deliver_tap+0x182/0xb00 [ 258.228619] rtnetlink_rcv+0x10/0x20 [ 258.232404] netlink_unicast+0x443/0x650 [ 258.236446] ? netlink_attachskb+0x6c0/0x6c0 [ 258.241091] ? _copy_from_iter_full+0x182/0x720 [ 258.245838] ? __check_object_size+0x1ef/0x310 [ 258.250669] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 258.256293] netlink_sendmsg+0x764/0xc60 [ 258.260346] ? netlink_unicast+0x650/0x650 [ 258.264575] ? apparmor_socket_sendmsg+0x1b/0x20 [ 258.269311] ? netlink_unicast+0x650/0x650 [ 258.273624] sock_sendmsg+0xb5/0xf0 [ 258.277229] ___sys_sendmsg+0x647/0x950 [ 258.281190] ? find_held_lock+0x36/0x1d0 [ 258.285681] ? copy_msghdr_from_user+0x430/0x430 [ 258.290413] ? __fget+0x278/0x400 [ 258.293863] ? kasan_check_read+0x11/0x20 [ 258.298176] ? __fget+0x295/0x400 [ 258.301618] ? expand_files.part.8+0x700/0x700 [ 258.307015] ? __f_unlock_pos+0xd/0x10 [ 258.311140] ? __fget_light+0x174/0x1e0 [ 258.315265] ? __fdget+0xe/0x10 [ 258.318532] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 258.323701] __sys_sendmsg+0xd9/0x180 [ 258.327649] ? __ia32_sys_shutdown+0x70/0x70 [ 258.332120] ? __sb_end_write+0xa4/0xd0 [ 258.336246] ? kasan_check_write+0x14/0x20 [ 258.340542] ? fput+0x18/0x120 [ 258.343726] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 258.349303] __x64_sys_sendmsg+0x73/0xb0 [ 258.353451] do_syscall_64+0xd0/0x4e0 [ 258.357321] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 258.362755] RIP: 0033:0x463d89 [ 258.365927] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 258.385001] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 258.392858] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 258.400118] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 258.407383] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 258.415592] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 258.422870] R13: 00007f41219736bc R14: 0000000000000008 R15: 0000000000000001 [ 258.430239] CPU: 0 PID: 12601 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 258.438213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.447952] Call Trace: [ 258.450545] dump_stack+0x123/0x171 [ 258.454186] should_fail.cold.4+0x5/0xa [ 258.458254] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 258.463440] ? lock_downgrade+0x860/0x860 [ 258.467597] ? ___might_sleep+0x16b/0x270 [ 258.471833] __should_failslab+0xba/0xf0 [ 258.475914] should_failslab+0x9/0x20 [ 258.479792] kmem_cache_alloc_node_trace+0x265/0x730 [ 258.484923] ? __lock_is_held+0xb5/0x140 [ 258.488995] __kmalloc_node+0x3c/0x70 [ 258.492833] qdisc_alloc+0xb1/0x9a0 [ 258.496453] ? kmem_cache_alloc_trace+0x347/0x740 [ 258.501407] qdisc_create_dflt+0x5e/0x1a0 [ 258.505548] qfq_change_class+0x6ae/0x14e0 [ 258.509775] ? security_capable+0x58/0xa0 [ 258.513933] ? qfq_delete_class+0x2d0/0x2d0 [ 258.518333] ? nla_parse+0x197/0x280 [ 258.522027] tc_ctl_tclass+0x3e9/0xba0 [ 258.526067] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 258.531163] ? find_held_lock+0x36/0x1d0 [ 258.535587] rtnetlink_rcv_msg+0x34f/0x8f0 [ 258.539861] ? rtnetlink_put_metrics+0x490/0x490 [ 258.544621] ? find_held_lock+0x36/0x1d0 [ 258.548752] netlink_rcv_skb+0x13e/0x3d0 [ 258.552808] ? lock_downgrade+0x860/0x860 [ 258.556943] ? rtnetlink_put_metrics+0x490/0x490 [ 258.561683] ? netlink_ack+0xa70/0xa70 [ 258.565599] ? netlink_deliver_tap+0x182/0xb00 [ 258.570189] rtnetlink_rcv+0x10/0x20 [ 258.573983] netlink_unicast+0x443/0x650 [ 258.578032] ? netlink_attachskb+0x6c0/0x6c0 [ 258.582519] ? _copy_from_iter_full+0x182/0x720 [ 258.587199] ? __check_object_size+0x1ef/0x310 [ 258.591806] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 258.597331] netlink_sendmsg+0x764/0xc60 [ 258.601387] ? netlink_unicast+0x650/0x650 [ 258.605648] ? apparmor_socket_sendmsg+0x1b/0x20 [ 258.610474] ? netlink_unicast+0x650/0x650 [ 258.614839] sock_sendmsg+0xb5/0xf0 [ 258.618461] ___sys_sendmsg+0x647/0x950 [ 258.622609] ? find_held_lock+0x36/0x1d0 [ 258.626944] ? copy_msghdr_from_user+0x430/0x430 [ 258.631844] ? __fget+0x278/0x400 [ 258.635301] ? kasan_check_read+0x11/0x20 [ 258.639441] ? __fget+0x295/0x400 [ 258.642916] ? expand_files.part.8+0x700/0x700 [ 258.647667] ? __f_unlock_pos+0xd/0x10 [ 258.651917] ? __fget_light+0x174/0x1e0 [ 258.655886] ? __fdget+0xe/0x10 [ 258.659179] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 258.664025] __sys_sendmsg+0xd9/0x180 [ 258.668169] ? __ia32_sys_shutdown+0x70/0x70 [ 258.672581] ? __sb_end_write+0xa4/0xd0 [ 258.676555] ? kasan_check_write+0x14/0x20 [ 258.680776] ? fput+0x18/0x120 [ 258.684122] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 258.689566] __x64_sys_sendmsg+0x73/0xb0 [ 258.693651] do_syscall_64+0xd0/0x4e0 [ 258.697440] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 258.702616] RIP: 0033:0x463d89 [ 258.705792] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 258.724679] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 258.732476] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 258.740179] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 258.747447] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 258.754889] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 258.762325] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 258.772138] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 258.807661] FAULT_INJECTION: forcing a failure. [ 258.807661] name failslab, interval 1, probability 0, space 0, times 0 [ 258.821528] CPU: 0 PID: 12605 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 258.829552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.839697] Call Trace: [ 258.842279] dump_stack+0x123/0x171 [ 258.845900] should_fail.cold.4+0x5/0xa [ 258.849857] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 258.855042] ? lock_downgrade+0x860/0x860 [ 258.859440] ? ___might_sleep+0x16b/0x270 [ 258.863619] __should_failslab+0xba/0xf0 [ 258.867749] should_failslab+0x9/0x20 [ 258.871529] kmem_cache_alloc_trace+0x2cb/0x740 [ 258.876278] ? qfq_change_class+0xa93/0x14e0 [ 258.880880] ? qfq_change_class+0xa93/0x14e0 [ 258.885396] ? __local_bh_enable_ip+0x160/0x260 [ 258.890049] qfq_change_class+0xad9/0x14e0 [ 258.894343] ? qfq_delete_class+0x2d0/0x2d0 [ 258.898784] ? nla_parse+0x197/0x280 [ 258.902493] tc_ctl_tclass+0x3e9/0xba0 [ 258.906641] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 258.911730] ? find_held_lock+0x36/0x1d0 [ 258.915963] rtnetlink_rcv_msg+0x34f/0x8f0 [ 258.920181] ? rtnetlink_put_metrics+0x490/0x490 [ 258.925109] ? find_held_lock+0x36/0x1d0 [ 258.929151] netlink_rcv_skb+0x13e/0x3d0 [ 258.933198] ? lock_downgrade+0x860/0x860 [ 258.937509] ? rtnetlink_put_metrics+0x490/0x490 [ 258.943811] ? netlink_ack+0xa70/0xa70 [ 258.947802] ? netlink_deliver_tap+0x182/0xb00 [ 258.952565] rtnetlink_rcv+0x10/0x20 [ 258.956265] netlink_unicast+0x443/0x650 [ 258.960419] ? netlink_attachskb+0x6c0/0x6c0 [ 258.964919] ? _copy_from_iter_full+0x182/0x720 [ 258.969584] ? __check_object_size+0x1ef/0x310 [ 258.974360] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 258.980153] netlink_sendmsg+0x764/0xc60 [ 258.984222] ? netlink_unicast+0x650/0x650 [ 258.988475] ? apparmor_socket_sendmsg+0x1b/0x20 [ 258.993316] ? netlink_unicast+0x650/0x650 [ 258.997542] sock_sendmsg+0xb5/0xf0 [ 259.001268] ___sys_sendmsg+0x647/0x950 [ 259.005235] ? find_held_lock+0x36/0x1d0 [ 259.009306] ? copy_msghdr_from_user+0x430/0x430 [ 259.014166] ? __fget+0x278/0x400 [ 259.017662] ? kasan_check_read+0x11/0x20 [ 259.022011] ? __fget+0x295/0x400 [ 259.025460] ? expand_files.part.8+0x700/0x700 [ 259.030185] ? __f_unlock_pos+0xd/0x10 [ 259.034065] ? __fget_light+0x174/0x1e0 [ 259.038053] ? __fdget+0xe/0x10 [ 259.041332] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 259.046248] __sys_sendmsg+0xd9/0x180 [ 259.050040] ? __ia32_sys_shutdown+0x70/0x70 [ 259.054500] ? __sb_end_write+0xa4/0xd0 [ 259.058560] ? kasan_check_write+0x14/0x20 [ 259.062898] ? fput+0x18/0x120 [ 259.066084] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 259.071683] __x64_sys_sendmsg+0x73/0xb0 [ 259.075953] do_syscall_64+0xd0/0x4e0 [ 259.079869] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 259.085137] RIP: 0033:0x463d89 [ 259.088307] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 259.107386] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 259.115219] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 259.122645] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 259.130268] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 259.137956] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 259.145212] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 259.156840] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 259.177669] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 259.192803] FAULT_INJECTION: forcing a failure. [ 259.192803] name failslab, interval 1, probability 0, space 0, times 0 [ 259.205223] CPU: 1 PID: 12622 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 259.213290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.223373] Call Trace: [ 259.225963] dump_stack+0x123/0x171 [ 259.229700] should_fail.cold.4+0x5/0xa [ 259.233691] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 259.238860] ? lock_downgrade+0x860/0x860 [ 259.243463] ? ___might_sleep+0x16b/0x270 [ 259.247641] __should_failslab+0xba/0xf0 [ 259.251844] should_failslab+0x9/0x20 [ 259.255635] kmem_cache_alloc_trace+0x2cb/0x740 [ 259.260296] ? qfq_change_class+0xa93/0x14e0 [ 259.264974] ? qfq_change_class+0xa93/0x14e0 [ 259.269440] ? __local_bh_enable_ip+0x160/0x260 [ 259.274378] qfq_change_class+0xad9/0x14e0 [ 259.278794] ? qfq_delete_class+0x2d0/0x2d0 [ 259.283112] ? nla_parse+0x197/0x280 [ 259.286805] tc_ctl_tclass+0x3e9/0xba0 [ 259.290861] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 259.295944] ? find_held_lock+0x36/0x1d0 [ 259.299995] rtnetlink_rcv_msg+0x34f/0x8f0 [ 259.304418] ? rtnetlink_put_metrics+0x490/0x490 [ 259.309348] ? find_held_lock+0x36/0x1d0 [ 259.313489] netlink_rcv_skb+0x13e/0x3d0 [ 259.317628] ? lock_downgrade+0x860/0x860 [ 259.321778] ? rtnetlink_put_metrics+0x490/0x490 [ 259.326537] ? netlink_ack+0xa70/0xa70 [ 259.330411] ? netlink_deliver_tap+0x182/0xb00 [ 259.334983] rtnetlink_rcv+0x10/0x20 [ 259.338691] netlink_unicast+0x443/0x650 [ 259.342834] ? netlink_attachskb+0x6c0/0x6c0 [ 259.347224] ? _copy_from_iter_full+0x182/0x720 [ 259.352494] ? __check_object_size+0x1ef/0x310 [ 259.357069] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 259.362602] netlink_sendmsg+0x764/0xc60 [ 259.366644] ? netlink_unicast+0x650/0x650 [ 259.370875] ? apparmor_socket_sendmsg+0x1b/0x20 [ 259.375640] ? netlink_unicast+0x650/0x650 [ 259.379859] sock_sendmsg+0xb5/0xf0 [ 259.383486] ___sys_sendmsg+0x647/0x950 [ 259.387713] ? find_held_lock+0x36/0x1d0 [ 259.392021] ? copy_msghdr_from_user+0x430/0x430 [ 259.396876] ? __fget+0x278/0x400 [ 259.400333] ? kasan_check_read+0x11/0x20 [ 259.404765] ? __fget+0x295/0x400 [ 259.408379] ? expand_files.part.8+0x700/0x700 [ 259.413235] ? __f_unlock_pos+0xd/0x10 [ 259.417218] ? __fget_light+0x174/0x1e0 [ 259.421205] ? __fdget+0xe/0x10 [ 259.424792] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 259.429843] __sys_sendmsg+0xd9/0x180 [ 259.433872] ? __ia32_sys_shutdown+0x70/0x70 [ 259.438274] ? __sb_end_write+0xa4/0xd0 [ 259.442404] ? kasan_check_write+0x14/0x20 [ 259.446621] ? fput+0x18/0x120 [ 259.449797] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 259.455286] __x64_sys_sendmsg+0x73/0xb0 [ 259.459333] do_syscall_64+0xd0/0x4e0 [ 259.463111] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 259.468536] RIP: 0033:0x463d89 [ 259.471804] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 259.491107] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 259.499081] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 259.506420] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 259.513768] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 259.521193] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 259.528464] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 259.537161] FAULT_INJECTION: forcing a failure. [ 259.537161] name failslab, interval 1, probability 0, space 0, times 0 [ 259.550655] CPU: 1 PID: 12623 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 259.558729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.568354] Call Trace: [ 259.571030] dump_stack+0x123/0x171 [ 259.574833] should_fail.cold.4+0x5/0xa [ 259.578806] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 259.583992] ? lock_downgrade+0x860/0x860 [ 259.588145] ? ___might_sleep+0x16b/0x270 [ 259.592448] __should_failslab+0xba/0xf0 [ 259.597041] should_failslab+0x9/0x20 [ 259.600836] kmem_cache_alloc_trace+0x2cb/0x740 [ 259.605511] ? qfq_change_class+0xa93/0x14e0 [ 259.609899] ? qfq_change_class+0xa93/0x14e0 [ 259.614582] ? __local_bh_enable_ip+0x160/0x260 [ 259.619908] qfq_change_class+0xad9/0x14e0 [ 259.624318] ? qfq_delete_class+0x2d0/0x2d0 [ 259.628982] ? nla_parse+0x197/0x280 [ 259.633277] tc_ctl_tclass+0x3e9/0xba0 [ 259.637427] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 259.643166] ? find_held_lock+0x36/0x1d0 [ 259.647404] rtnetlink_rcv_msg+0x34f/0x8f0 [ 259.651632] ? rtnetlink_put_metrics+0x490/0x490 [ 259.656459] ? find_held_lock+0x36/0x1d0 [ 259.660682] netlink_rcv_skb+0x13e/0x3d0 [ 259.664826] ? lock_downgrade+0x860/0x860 [ 259.669650] ? rtnetlink_put_metrics+0x490/0x490 [ 259.674785] ? netlink_ack+0xa70/0xa70 [ 259.678845] ? netlink_deliver_tap+0x182/0xb00 [ 259.683512] rtnetlink_rcv+0x10/0x20 [ 259.687305] netlink_unicast+0x443/0x650 [ 259.691652] ? netlink_attachskb+0x6c0/0x6c0 [ 259.696049] ? _copy_from_iter_full+0x182/0x720 [ 259.700711] ? __check_object_size+0x1ef/0x310 [ 259.705307] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 259.710839] netlink_sendmsg+0x764/0xc60 [ 259.714931] ? netlink_unicast+0x650/0x650 [ 259.719153] ? apparmor_socket_sendmsg+0x1b/0x20 [ 259.723917] ? netlink_unicast+0x650/0x650 [ 259.728280] sock_sendmsg+0xb5/0xf0 [ 259.732383] ___sys_sendmsg+0x647/0x950 [ 259.736413] ? find_held_lock+0x36/0x1d0 [ 259.740565] ? copy_msghdr_from_user+0x430/0x430 [ 259.745316] ? __fget+0x278/0x400 [ 259.748786] ? kasan_check_read+0x11/0x20 [ 259.753201] ? __fget+0x295/0x400 [ 259.756830] ? expand_files.part.8+0x700/0x700 [ 259.761501] ? __f_unlock_pos+0xd/0x10 [ 259.765640] ? __fget_light+0x174/0x1e0 [ 259.769709] ? __fdget+0xe/0x10 [ 259.773068] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 259.777988] __sys_sendmsg+0xd9/0x180 [ 259.781770] ? __ia32_sys_shutdown+0x70/0x70 [ 259.786162] ? __sb_end_write+0xa4/0xd0 [ 259.790179] ? kasan_check_write+0x14/0x20 [ 259.794495] ? fput+0x18/0x120 [ 259.797675] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 259.803026] __x64_sys_sendmsg+0x73/0xb0 [ 259.807857] do_syscall_64+0xd0/0x4e0 [ 259.811800] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 259.817152] RIP: 0033:0x463d89 [ 259.820512] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 259.839833] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 259.847699] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 259.854958] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 259.862486] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 259.870192] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 259.877598] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 259.892810] FAULT_INJECTION: forcing a failure. [ 259.892810] name failslab, interval 1, probability 0, space 0, times 0 [ 259.909630] CPU: 0 PID: 12640 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 259.917548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.927410] Call Trace: [ 259.930116] dump_stack+0x123/0x171 [ 259.934340] should_fail.cold.4+0x5/0xa [ 259.938463] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 259.943559] ? lock_downgrade+0x860/0x860 [ 259.947710] ? ___might_sleep+0x16b/0x270 [ 259.951856] __should_failslab+0xba/0xf0 [ 259.955930] should_failslab+0x9/0x20 [ 259.959707] kmem_cache_alloc_trace+0x2cb/0x740 [ 259.964394] ? qfq_change_class+0xa93/0x14e0 [ 259.968882] ? qfq_change_class+0xa93/0x14e0 [ 259.973629] ? __local_bh_enable_ip+0x160/0x260 [ 259.978402] qfq_change_class+0xad9/0x14e0 [ 259.982722] ? qfq_delete_class+0x2d0/0x2d0 [ 259.987029] ? nla_parse+0x197/0x280 [ 259.990746] tc_ctl_tclass+0x3e9/0xba0 [ 259.994707] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 259.999891] ? find_held_lock+0x36/0x1d0 [ 260.003947] rtnetlink_rcv_msg+0x34f/0x8f0 [ 260.008162] ? rtnetlink_put_metrics+0x490/0x490 [ 260.013000] ? find_held_lock+0x36/0x1d0 [ 260.017231] netlink_rcv_skb+0x13e/0x3d0 [ 260.021274] ? lock_downgrade+0x860/0x860 [ 260.025577] ? rtnetlink_put_metrics+0x490/0x490 [ 260.030399] ? netlink_ack+0xa70/0xa70 [ 260.034274] ? netlink_deliver_tap+0x182/0xb00 [ 260.038860] rtnetlink_rcv+0x10/0x20 [ 260.042647] netlink_unicast+0x443/0x650 [ 260.046870] ? netlink_attachskb+0x6c0/0x6c0 [ 260.051368] ? _copy_from_iter_full+0x182/0x720 [ 260.056383] ? __check_object_size+0x1ef/0x310 [ 260.061153] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 260.066852] netlink_sendmsg+0x764/0xc60 [ 260.070988] ? netlink_unicast+0x650/0x650 [ 260.075212] ? apparmor_socket_sendmsg+0x1b/0x20 [ 260.080056] ? netlink_unicast+0x650/0x650 [ 260.084291] sock_sendmsg+0xb5/0xf0 [ 260.087939] ___sys_sendmsg+0x647/0x950 [ 260.091997] ? find_held_lock+0x36/0x1d0 [ 260.096494] ? copy_msghdr_from_user+0x430/0x430 [ 260.101354] ? __fget+0x278/0x400 [ 260.105003] ? kasan_check_read+0x11/0x20 [ 260.110064] ? __fget+0x295/0x400 [ 260.113526] ? expand_files.part.8+0x700/0x700 [ 260.118224] ? __f_unlock_pos+0xd/0x10 [ 260.122267] ? __fget_light+0x174/0x1e0 [ 260.126334] ? __fdget+0xe/0x10 [ 260.129977] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 260.134997] __sys_sendmsg+0xd9/0x180 [ 260.138792] ? __ia32_sys_shutdown+0x70/0x70 [ 260.143296] ? __sb_end_write+0xa4/0xd0 [ 260.147368] ? kasan_check_write+0x14/0x20 [ 260.151766] ? fput+0x18/0x120 [ 260.155146] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.160496] __x64_sys_sendmsg+0x73/0xb0 [ 260.164558] do_syscall_64+0xd0/0x4e0 [ 260.168478] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.174001] RIP: 0033:0x463d89 [ 260.177212] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 260.196294] RSP: 002b:00007fb1e6647198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 260.204096] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 260.211380] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 260.219521] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 260.226871] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 260.234322] R13: 00007fb1e66476bc R14: 0000000000000009 R15: 0000000000000001 [ 260.244606] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 260.270139] FAULT_INJECTION: forcing a failure. [ 260.270139] name failslab, interval 1, probability 0, space 0, times 0 [ 260.285627] CPU: 0 PID: 12646 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 260.293739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.303406] Call Trace: [ 260.305983] dump_stack+0x123/0x171 [ 260.309885] should_fail.cold.4+0x5/0xa [ 260.313944] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 260.319049] ? lock_downgrade+0x860/0x860 [ 260.323188] ? ___might_sleep+0x16b/0x270 [ 260.327323] __should_failslab+0xba/0xf0 [ 260.331470] should_failslab+0x9/0x20 [ 260.335267] kmem_cache_alloc_trace+0x2cb/0x740 [ 260.340094] ? qfq_change_class+0xa93/0x14e0 [ 260.344582] ? qfq_change_class+0xa93/0x14e0 [ 260.348991] ? __local_bh_enable_ip+0x160/0x260 [ 260.353757] qfq_change_class+0xad9/0x14e0 [ 260.358110] ? qfq_delete_class+0x2d0/0x2d0 [ 260.362454] ? nla_parse+0x197/0x280 [ 260.366514] tc_ctl_tclass+0x3e9/0xba0 [ 260.370937] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 260.376206] ? find_held_lock+0x36/0x1d0 [ 260.380277] rtnetlink_rcv_msg+0x34f/0x8f0 [ 260.384517] ? rtnetlink_put_metrics+0x490/0x490 [ 260.389267] ? find_held_lock+0x36/0x1d0 [ 260.393431] netlink_rcv_skb+0x13e/0x3d0 [ 260.397839] ? lock_downgrade+0x860/0x860 [ 260.401988] ? rtnetlink_put_metrics+0x490/0x490 [ 260.406810] ? netlink_ack+0xa70/0xa70 [ 260.410682] ? netlink_deliver_tap+0x182/0xb00 [ 260.415248] rtnetlink_rcv+0x10/0x20 [ 260.419303] netlink_unicast+0x443/0x650 [ 260.423449] ? netlink_attachskb+0x6c0/0x6c0 [ 260.427837] ? _copy_from_iter_full+0x182/0x720 [ 260.432551] ? __check_object_size+0x1ef/0x310 [ 260.437242] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 260.442905] netlink_sendmsg+0x764/0xc60 [ 260.446952] ? netlink_unicast+0x650/0x650 [ 260.451165] ? apparmor_socket_sendmsg+0x1b/0x20 [ 260.456486] ? netlink_unicast+0x650/0x650 [ 260.460824] sock_sendmsg+0xb5/0xf0 [ 260.464435] ___sys_sendmsg+0x647/0x950 [ 260.468499] ? find_held_lock+0x36/0x1d0 [ 260.472554] ? copy_msghdr_from_user+0x430/0x430 [ 260.477287] ? __fget+0x278/0x400 [ 260.480724] ? kasan_check_read+0x11/0x20 [ 260.484877] ? __fget+0x295/0x400 [ 260.488312] ? expand_files.part.8+0x700/0x700 [ 260.492879] ? __f_unlock_pos+0xd/0x10 [ 260.496831] ? __fget_light+0x174/0x1e0 [ 260.500781] ? __fdget+0xe/0x10 [ 260.504040] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 260.508859] __sys_sendmsg+0xd9/0x180 [ 260.512636] ? __ia32_sys_shutdown+0x70/0x70 [ 260.517126] ? __sb_end_write+0xa4/0xd0 [ 260.521183] ? kasan_check_write+0x14/0x20 [ 260.525408] ? fput+0x18/0x120 [ 260.528715] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.534173] __x64_sys_sendmsg+0x73/0xb0 [ 260.538217] do_syscall_64+0xd0/0x4e0 [ 260.542009] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.547186] RIP: 0033:0x463d89 [ 260.550364] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 260.569521] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 260.577388] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 260.584649] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 260.592071] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 260.599327] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 260.606598] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 260.616726] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 260.656232] FAULT_INJECTION: forcing a failure. [ 260.656232] name failslab, interval 1, probability 0, space 0, times 0 [ 260.668318] CPU: 0 PID: 12666 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 260.676305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.686319] Call Trace: [ 260.689083] dump_stack+0x123/0x171 [ 260.692719] should_fail.cold.4+0x5/0xa [ 260.696681] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 260.701768] ? lock_downgrade+0x860/0x860 [ 260.705898] ? ___might_sleep+0x16b/0x270 [ 260.710464] __should_failslab+0xba/0xf0 [ 260.714552] should_failslab+0x9/0x20 [ 260.718524] kmem_cache_alloc_trace+0x2cb/0x740 [ 260.723431] ? qfq_change_class+0xa93/0x14e0 [ 260.727834] ? qfq_change_class+0xa93/0x14e0 [ 260.732228] ? __local_bh_enable_ip+0x160/0x260 [ 260.737097] qfq_change_class+0xad9/0x14e0 [ 260.741333] ? qfq_delete_class+0x2d0/0x2d0 [ 260.745734] ? nla_parse+0x197/0x280 [ 260.749454] tc_ctl_tclass+0x3e9/0xba0 [ 260.753515] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 260.758603] ? find_held_lock+0x36/0x1d0 [ 260.763103] rtnetlink_rcv_msg+0x34f/0x8f0 [ 260.767362] ? rtnetlink_put_metrics+0x490/0x490 [ 260.772380] ? find_held_lock+0x36/0x1d0 [ 260.776540] netlink_rcv_skb+0x13e/0x3d0 [ 260.780593] ? lock_downgrade+0x860/0x860 [ 260.784857] ? rtnetlink_put_metrics+0x490/0x490 [ 260.790125] ? netlink_ack+0xa70/0xa70 [ 260.794013] ? netlink_deliver_tap+0x182/0xb00 [ 260.798621] rtnetlink_rcv+0x10/0x20 [ 260.802524] netlink_unicast+0x443/0x650 [ 260.806576] ? netlink_attachskb+0x6c0/0x6c0 [ 260.811207] ? _copy_from_iter_full+0x182/0x720 [ 260.815960] ? __check_object_size+0x1ef/0x310 [ 260.820949] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 260.826489] netlink_sendmsg+0x764/0xc60 [ 260.831083] ? netlink_unicast+0x650/0x650 [ 260.835357] ? apparmor_socket_sendmsg+0x1b/0x20 [ 260.840205] ? netlink_unicast+0x650/0x650 [ 260.844447] sock_sendmsg+0xb5/0xf0 [ 260.848161] ___sys_sendmsg+0x647/0x950 [ 260.852141] ? find_held_lock+0x36/0x1d0 [ 260.856414] ? copy_msghdr_from_user+0x430/0x430 [ 260.861166] ? __fget+0x278/0x400 [ 260.864660] ? kasan_check_read+0x11/0x20 [ 260.868881] ? __fget+0x295/0x400 [ 260.872324] ? expand_files.part.8+0x700/0x700 [ 260.877016] ? __f_unlock_pos+0xd/0x10 [ 260.880896] ? __fget_light+0x174/0x1e0 [ 260.884861] ? __fdget+0xe/0x10 [ 260.888225] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 260.893152] __sys_sendmsg+0xd9/0x180 [ 260.897626] ? __ia32_sys_shutdown+0x70/0x70 [ 260.902028] ? __sb_end_write+0xa4/0xd0 [ 260.906191] ? kasan_check_write+0x14/0x20 [ 260.910415] ? fput+0x18/0x120 [ 260.913602] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.918972] __x64_sys_sendmsg+0x73/0xb0 [ 260.923193] do_syscall_64+0xd0/0x4e0 [ 260.926985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.932161] RIP: 0033:0x463d89 [ 260.935345] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 260.954343] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 260.962045] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 260.969333] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 260.976594] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 260.983950] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 260.991236] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 261.001015] FAULT_INJECTION: forcing a failure. [ 261.001015] name failslab, interval 1, probability 0, space 0, times 0 [ 261.013994] CPU: 0 PID: 12668 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 261.023466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.032914] Call Trace: [ 261.035497] dump_stack+0x123/0x171 [ 261.039124] should_fail.cold.4+0x5/0xa [ 261.043109] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 261.048306] ? lock_downgrade+0x860/0x860 [ 261.052453] ? ___might_sleep+0x16b/0x270 [ 261.056649] __should_failslab+0xba/0xf0 [ 261.060891] should_failslab+0x9/0x20 [ 261.064701] kmem_cache_alloc_trace+0x2cb/0x740 [ 261.069368] ? qfq_change_class+0xa93/0x14e0 [ 261.073773] ? qfq_change_class+0xa93/0x14e0 [ 261.078272] ? __local_bh_enable_ip+0x160/0x260 [ 261.082940] qfq_change_class+0xad9/0x14e0 [ 261.087283] ? qfq_delete_class+0x2d0/0x2d0 [ 261.091708] ? nla_parse+0x197/0x280 [ 261.095412] tc_ctl_tclass+0x3e9/0xba0 [ 261.099375] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 261.104467] ? find_held_lock+0x36/0x1d0 [ 261.108624] rtnetlink_rcv_msg+0x34f/0x8f0 [ 261.112872] ? rtnetlink_put_metrics+0x490/0x490 [ 261.117716] ? find_held_lock+0x36/0x1d0 [ 261.121919] netlink_rcv_skb+0x13e/0x3d0 [ 261.125975] ? lock_downgrade+0x860/0x860 [ 261.130118] ? rtnetlink_put_metrics+0x490/0x490 [ 261.134874] ? netlink_ack+0xa70/0xa70 [ 261.138783] ? netlink_deliver_tap+0x182/0xb00 [ 261.143363] rtnetlink_rcv+0x10/0x20 [ 261.147078] netlink_unicast+0x443/0x650 [ 261.151571] ? netlink_attachskb+0x6c0/0x6c0 [ 261.156003] ? _copy_from_iter_full+0x182/0x720 [ 261.160953] ? __check_object_size+0x1ef/0x310 [ 261.165533] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 261.171083] netlink_sendmsg+0x764/0xc60 [ 261.175149] ? netlink_unicast+0x650/0x650 [ 261.179653] ? apparmor_socket_sendmsg+0x1b/0x20 [ 261.184791] ? netlink_unicast+0x650/0x650 [ 261.189020] sock_sendmsg+0xb5/0xf0 [ 261.192816] ___sys_sendmsg+0x647/0x950 [ 261.196873] ? find_held_lock+0x36/0x1d0 [ 261.200922] ? copy_msghdr_from_user+0x430/0x430 [ 261.207769] ? __fget+0x278/0x400 [ 261.211478] ? kasan_check_read+0x11/0x20 [ 261.215628] ? __fget+0x295/0x400 [ 261.219111] ? expand_files.part.8+0x700/0x700 [ 261.223772] ? __f_unlock_pos+0xd/0x10 [ 261.227649] ? __fget_light+0x174/0x1e0 [ 261.231613] ? __fdget+0xe/0x10 [ 261.234888] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 261.240019] __sys_sendmsg+0xd9/0x180 [ 261.243807] ? __ia32_sys_shutdown+0x70/0x70 [ 261.248225] ? __sb_end_write+0xa4/0xd0 [ 261.252191] ? kasan_check_write+0x14/0x20 [ 261.256416] ? fput+0x18/0x120 [ 261.259628] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 261.265156] __x64_sys_sendmsg+0x73/0xb0 [ 261.269208] do_syscall_64+0xd0/0x4e0 [ 261.273198] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 261.278461] RIP: 0033:0x463d89 [ 261.281651] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 261.300831] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 261.308616] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 261.316404] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 261.323924] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 261.331447] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 261.338963] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 261.353986] FAULT_INJECTION: forcing a failure. [ 261.353986] name failslab, interval 1, probability 0, space 0, times 0 [ 261.367485] CPU: 0 PID: 12674 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 261.375471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.385176] Call Trace: [ 261.387778] dump_stack+0x123/0x171 [ 261.391488] should_fail.cold.4+0x5/0xa [ 261.395555] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 261.400653] ? lock_downgrade+0x860/0x860 [ 261.404791] ? ___might_sleep+0x16b/0x270 [ 261.409130] __should_failslab+0xba/0xf0 [ 261.413195] should_failslab+0x9/0x20 [ 261.417263] kmem_cache_alloc_trace+0x2cb/0x740 [ 261.422108] ? qfq_change_class+0xa93/0x14e0 [ 261.426597] ? qfq_change_class+0xa93/0x14e0 [ 261.430991] ? __local_bh_enable_ip+0x160/0x260 [ 261.435679] qfq_change_class+0xad9/0x14e0 [ 261.440009] ? qfq_delete_class+0x2d0/0x2d0 [ 261.444332] ? nla_parse+0x197/0x280 [ 261.448046] tc_ctl_tclass+0x3e9/0xba0 [ 261.452031] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 261.459320] ? find_held_lock+0x36/0x1d0 [ 261.463397] rtnetlink_rcv_msg+0x34f/0x8f0 [ 261.467655] ? rtnetlink_put_metrics+0x490/0x490 [ 261.472507] ? find_held_lock+0x36/0x1d0 [ 261.476591] netlink_rcv_skb+0x13e/0x3d0 [ 261.481097] ? lock_downgrade+0x860/0x860 [ 261.485240] ? rtnetlink_put_metrics+0x490/0x490 [ 261.489997] ? netlink_ack+0xa70/0xa70 [ 261.493889] ? netlink_deliver_tap+0x182/0xb00 [ 261.498500] rtnetlink_rcv+0x10/0x20 [ 261.502211] netlink_unicast+0x443/0x650 [ 261.506625] ? netlink_attachskb+0x6c0/0x6c0 [ 261.511019] ? _copy_from_iter_full+0x182/0x720 [ 261.515673] ? __check_object_size+0x1ef/0x310 [ 261.520241] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 261.525763] netlink_sendmsg+0x764/0xc60 [ 261.529809] ? netlink_unicast+0x650/0x650 [ 261.534056] ? apparmor_socket_sendmsg+0x1b/0x20 [ 261.538906] ? netlink_unicast+0x650/0x650 [ 261.543129] sock_sendmsg+0xb5/0xf0 [ 261.546764] ___sys_sendmsg+0x647/0x950 [ 261.551437] ? find_held_lock+0x36/0x1d0 [ 261.555484] ? copy_msghdr_from_user+0x430/0x430 [ 261.560430] ? __fget+0x278/0x400 [ 261.563887] ? kasan_check_read+0x11/0x20 [ 261.568064] ? __fget+0x295/0x400 [ 261.571646] ? expand_files.part.8+0x700/0x700 [ 261.576344] ? __f_unlock_pos+0xd/0x10 [ 261.580308] ? __fget_light+0x174/0x1e0 [ 261.584273] ? __fdget+0xe/0x10 [ 261.587554] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 261.592387] __sys_sendmsg+0xd9/0x180 [ 261.596171] ? __ia32_sys_shutdown+0x70/0x70 [ 261.600559] ? __sb_end_write+0xa4/0xd0 [ 261.604618] ? kasan_check_write+0x14/0x20 [ 261.608947] ? fput+0x18/0x120 [ 261.612130] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 261.617581] __x64_sys_sendmsg+0x73/0xb0 [ 261.621627] do_syscall_64+0xd0/0x4e0 [ 261.625409] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 261.630575] RIP: 0033:0x463d89 [ 261.634014] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 261.652997] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 261.660706] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 261.668146] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 261.675498] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 261.682849] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 261.690393] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 261.712589] FAULT_INJECTION: forcing a failure. [ 261.712589] name failslab, interval 1, probability 0, space 0, times 0 [ 261.736690] CPU: 0 PID: 12678 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 261.744679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.754119] Call Trace: [ 261.756718] dump_stack+0x123/0x171 [ 261.760429] should_fail.cold.4+0x5/0xa [ 261.764491] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 261.769580] ? lock_downgrade+0x860/0x860 [ 261.773802] ? ___might_sleep+0x16b/0x270 [ 261.778032] __should_failslab+0xba/0xf0 [ 261.782122] should_failslab+0x9/0x20 [ 261.785943] kmem_cache_alloc_trace+0x2cb/0x740 [ 261.790699] ? qfq_change_class+0xa93/0x14e0 [ 261.795096] ? __local_bh_enable_ip+0x160/0x260 [ 261.799761] qfq_change_class+0xad9/0x14e0 [ 261.803996] ? qfq_delete_class+0x2d0/0x2d0 [ 261.808306] ? nla_parse+0x197/0x280 [ 261.812141] tc_ctl_tclass+0x3e9/0xba0 [ 261.816028] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 261.821236] ? find_held_lock+0x36/0x1d0 [ 261.825658] rtnetlink_rcv_msg+0x34f/0x8f0 [ 261.829896] ? rtnetlink_put_metrics+0x490/0x490 [ 261.834815] ? find_held_lock+0x36/0x1d0 [ 261.838869] netlink_rcv_skb+0x13e/0x3d0 [ 261.843263] ? lock_downgrade+0x860/0x860 [ 261.847394] ? rtnetlink_put_metrics+0x490/0x490 [ 261.852137] ? netlink_ack+0xa70/0xa70 [ 261.856020] ? netlink_deliver_tap+0x182/0xb00 [ 261.860604] rtnetlink_rcv+0x10/0x20 [ 261.864302] netlink_unicast+0x443/0x650 [ 261.868346] ? netlink_attachskb+0x6c0/0x6c0 [ 261.873010] ? _copy_from_iter_full+0x182/0x720 [ 261.877930] ? __check_object_size+0x1ef/0x310 [ 261.882755] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 261.888390] netlink_sendmsg+0x764/0xc60 [ 261.892446] ? netlink_unicast+0x650/0x650 [ 261.896669] ? apparmor_socket_sendmsg+0x1b/0x20 [ 261.901403] ? netlink_unicast+0x650/0x650 [ 261.905729] sock_sendmsg+0xb5/0xf0 [ 261.909622] ___sys_sendmsg+0x647/0x950 [ 261.913586] ? find_held_lock+0x36/0x1d0 [ 261.917645] ? copy_msghdr_from_user+0x430/0x430 [ 261.922402] ? __fget+0x278/0x400 [ 261.925845] ? kasan_check_read+0x11/0x20 [ 261.929984] ? __fget+0x295/0x400 [ 261.933437] ? expand_files.part.8+0x700/0x700 [ 261.938009] ? __f_unlock_pos+0xd/0x10 [ 261.942874] ? __fget_light+0x174/0x1e0 [ 261.947120] ? __fdget+0xe/0x10 [ 261.950392] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 261.955308] __sys_sendmsg+0xd9/0x180 [ 261.959110] ? __ia32_sys_shutdown+0x70/0x70 [ 261.963592] ? __sb_end_write+0xa4/0xd0 [ 261.967564] ? kasan_check_write+0x14/0x20 [ 261.971795] ? fput+0x18/0x120 [ 261.974981] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 261.980339] __x64_sys_sendmsg+0x73/0xb0 [ 261.984468] do_syscall_64+0xd0/0x4e0 [ 261.988263] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 261.993455] RIP: 0033:0x463d89 [ 261.996633] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 262.016096] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 262.023791] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 262.031322] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 262.038664] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 262.046020] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 262.053365] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 2021/06/23 21:24:36 executed programs: 595 [ 262.075240] FAULT_INJECTION: forcing a failure. [ 262.075240] name failslab, interval 1, probability 0, space 0, times 0 [ 262.088791] CPU: 1 PID: 12700 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 262.096859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.106679] Call Trace: [ 262.109257] dump_stack+0x123/0x171 [ 262.112879] should_fail.cold.4+0x5/0xa [ 262.116856] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 262.122131] ? lock_downgrade+0x860/0x860 [ 262.126261] ? ___might_sleep+0x16b/0x270 [ 262.130548] __should_failslab+0xba/0xf0 [ 262.134623] should_failslab+0x9/0x20 [ 262.138427] kmem_cache_alloc_trace+0x2cb/0x740 [ 262.143092] ? qfq_change_class+0xa93/0x14e0 [ 262.147837] ? qfq_change_class+0xa93/0x14e0 [ 262.152370] ? __local_bh_enable_ip+0x160/0x260 [ 262.157035] qfq_change_class+0xad9/0x14e0 [ 262.161261] ? qfq_delete_class+0x2d0/0x2d0 [ 262.165565] ? nla_parse+0x197/0x280 [ 262.169264] tc_ctl_tclass+0x3e9/0xba0 [ 262.173133] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 262.178266] ? find_held_lock+0x36/0x1d0 [ 262.182345] rtnetlink_rcv_msg+0x34f/0x8f0 [ 262.186586] ? rtnetlink_put_metrics+0x490/0x490 [ 262.191334] ? find_held_lock+0x36/0x1d0 [ 262.195586] netlink_rcv_skb+0x13e/0x3d0 [ 262.199638] ? lock_downgrade+0x860/0x860 [ 262.203862] ? rtnetlink_put_metrics+0x490/0x490 [ 262.209039] ? netlink_ack+0xa70/0xa70 [ 262.212912] ? netlink_deliver_tap+0x182/0xb00 [ 262.217475] rtnetlink_rcv+0x10/0x20 [ 262.221168] netlink_unicast+0x443/0x650 [ 262.225458] ? netlink_attachskb+0x6c0/0x6c0 [ 262.229932] ? _copy_from_iter_full+0x182/0x720 [ 262.234608] ? __check_object_size+0x1ef/0x310 [ 262.239179] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 262.244697] netlink_sendmsg+0x764/0xc60 [ 262.248910] ? netlink_unicast+0x650/0x650 [ 262.253156] ? apparmor_socket_sendmsg+0x1b/0x20 [ 262.258275] ? netlink_unicast+0x650/0x650 [ 262.262507] sock_sendmsg+0xb5/0xf0 [ 262.266290] ___sys_sendmsg+0x647/0x950 [ 262.270335] ? find_held_lock+0x36/0x1d0 [ 262.274553] ? copy_msghdr_from_user+0x430/0x430 [ 262.279287] ? __fget+0x278/0x400 [ 262.282734] ? kasan_check_read+0x11/0x20 [ 262.286867] ? __fget+0x295/0x400 [ 262.290300] ? expand_files.part.8+0x700/0x700 [ 262.294862] ? __f_unlock_pos+0xd/0x10 [ 262.298834] ? __fget_light+0x174/0x1e0 [ 262.302970] ? __fdget+0xe/0x10 [ 262.306292] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 262.311251] __sys_sendmsg+0xd9/0x180 [ 262.315042] ? __ia32_sys_shutdown+0x70/0x70 [ 262.319589] ? __sb_end_write+0xa4/0xd0 [ 262.323808] ? kasan_check_write+0x14/0x20 [ 262.329323] ? fput+0x18/0x120 [ 262.332498] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.338187] __x64_sys_sendmsg+0x73/0xb0 [ 262.342340] do_syscall_64+0xd0/0x4e0 [ 262.346135] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.351321] RIP: 0033:0x463d89 [ 262.354494] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 262.373479] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 262.381253] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 262.388955] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 262.396210] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 262.403728] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 262.411517] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 262.421526] FAULT_INJECTION: forcing a failure. [ 262.421526] name failslab, interval 1, probability 0, space 0, times 0 [ 262.435140] CPU: 1 PID: 12702 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 262.443060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.452586] Call Trace: [ 262.455174] dump_stack+0x123/0x171 [ 262.458883] should_fail.cold.4+0x5/0xa [ 262.462866] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 262.467973] ? lock_downgrade+0x860/0x860 [ 262.472241] ? ___might_sleep+0x16b/0x270 [ 262.476388] __should_failslab+0xba/0xf0 [ 262.480546] should_failslab+0x9/0x20 [ 262.484345] kmem_cache_alloc_trace+0x2cb/0x740 [ 262.489271] ? qfq_change_class+0xa93/0x14e0 [ 262.493673] ? qfq_change_class+0xa93/0x14e0 [ 262.501745] ? __local_bh_enable_ip+0x160/0x260 [ 262.506548] qfq_change_class+0xad9/0x14e0 [ 262.510807] ? qfq_delete_class+0x2d0/0x2d0 [ 262.515131] ? nla_parse+0x197/0x280 [ 262.518938] tc_ctl_tclass+0x3e9/0xba0 [ 262.522820] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 262.527992] ? find_held_lock+0x36/0x1d0 [ 262.532137] rtnetlink_rcv_msg+0x34f/0x8f0 [ 262.536362] ? rtnetlink_put_metrics+0x490/0x490 [ 262.541109] ? find_held_lock+0x36/0x1d0 [ 262.545415] netlink_rcv_skb+0x13e/0x3d0 [ 262.549558] ? lock_downgrade+0x860/0x860 [ 262.553694] ? rtnetlink_put_metrics+0x490/0x490 [ 262.559480] ? netlink_ack+0xa70/0xa70 [ 262.563404] ? netlink_deliver_tap+0x182/0xb00 [ 262.567999] rtnetlink_rcv+0x10/0x20 [ 262.571700] netlink_unicast+0x443/0x650 [ 262.575751] ? netlink_attachskb+0x6c0/0x6c0 [ 262.580158] ? _copy_from_iter_full+0x182/0x720 [ 262.584808] ? __check_object_size+0x1ef/0x310 [ 262.589383] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 262.594905] netlink_sendmsg+0x764/0xc60 [ 262.599036] ? netlink_unicast+0x650/0x650 [ 262.603261] ? apparmor_socket_sendmsg+0x1b/0x20 [ 262.608108] ? netlink_unicast+0x650/0x650 [ 262.612333] sock_sendmsg+0xb5/0xf0 [ 262.615950] ___sys_sendmsg+0x647/0x950 [ 262.620917] ? find_held_lock+0x36/0x1d0 [ 262.625001] ? copy_msghdr_from_user+0x430/0x430 [ 262.629787] ? __fget+0x278/0x400 [ 262.633235] ? kasan_check_read+0x11/0x20 [ 262.637392] ? __fget+0x295/0x400 [ 262.640926] ? expand_files.part.8+0x700/0x700 [ 262.645669] ? __f_unlock_pos+0xd/0x10 [ 262.649546] ? __fget_light+0x174/0x1e0 [ 262.653510] ? __fdget+0xe/0x10 [ 262.656787] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 262.661710] __sys_sendmsg+0xd9/0x180 [ 262.665586] ? __ia32_sys_shutdown+0x70/0x70 [ 262.669984] ? __sb_end_write+0xa4/0xd0 [ 262.673970] ? kasan_check_write+0x14/0x20 [ 262.678193] ? fput+0x18/0x120 [ 262.681424] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.686891] __x64_sys_sendmsg+0x73/0xb0 [ 262.690987] do_syscall_64+0xd0/0x4e0 [ 262.694775] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.699968] RIP: 0033:0x463d89 [ 262.703162] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 262.722325] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 262.730713] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 262.738057] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 262.745324] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 262.752825] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 262.760167] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 262.768844] nla_parse: 5 callbacks suppressed [ 262.768848] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 262.788284] FAULT_INJECTION: forcing a failure. [ 262.788284] name failslab, interval 1, probability 0, space 0, times 0 [ 262.800682] CPU: 1 PID: 12708 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 262.808843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.818203] Call Trace: [ 262.820973] dump_stack+0x123/0x171 [ 262.824602] should_fail.cold.4+0x5/0xa [ 262.828564] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 262.833667] ? lock_downgrade+0x860/0x860 [ 262.837836] ? ___might_sleep+0x16b/0x270 [ 262.841991] __should_failslab+0xba/0xf0 [ 262.846140] should_failslab+0x9/0x20 [ 262.849922] kmem_cache_alloc_trace+0x2cb/0x740 [ 262.854586] ? qfq_change_class+0xa93/0x14e0 [ 262.859271] ? qfq_change_class+0xa93/0x14e0 [ 262.863668] ? __local_bh_enable_ip+0x160/0x260 [ 262.868339] qfq_change_class+0xad9/0x14e0 [ 262.872727] ? qfq_delete_class+0x2d0/0x2d0 [ 262.877216] ? nla_parse+0x197/0x280 [ 262.880997] tc_ctl_tclass+0x3e9/0xba0 [ 262.884884] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 262.890016] ? find_held_lock+0x36/0x1d0 [ 262.894164] rtnetlink_rcv_msg+0x34f/0x8f0 [ 262.898581] ? rtnetlink_put_metrics+0x490/0x490 [ 262.903328] ? find_held_lock+0x36/0x1d0 [ 262.907375] netlink_rcv_skb+0x13e/0x3d0 [ 262.911691] ? lock_downgrade+0x860/0x860 [ 262.915826] ? rtnetlink_put_metrics+0x490/0x490 [ 262.920567] ? netlink_ack+0xa70/0xa70 [ 262.924452] ? netlink_deliver_tap+0x182/0xb00 [ 262.929022] rtnetlink_rcv+0x10/0x20 [ 262.932717] netlink_unicast+0x443/0x650 [ 262.936848] ? netlink_attachskb+0x6c0/0x6c0 [ 262.941323] ? _copy_from_iter_full+0x182/0x720 [ 262.946248] ? __check_object_size+0x1ef/0x310 [ 262.950825] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 262.956377] netlink_sendmsg+0x764/0xc60 [ 262.960532] ? netlink_unicast+0x650/0x650 [ 262.965624] ? apparmor_socket_sendmsg+0x1b/0x20 [ 262.970447] ? netlink_unicast+0x650/0x650 [ 262.974748] sock_sendmsg+0xb5/0xf0 [ 262.978721] ___sys_sendmsg+0x647/0x950 [ 262.983001] ? find_held_lock+0x36/0x1d0 [ 262.987217] ? copy_msghdr_from_user+0x430/0x430 [ 262.992058] ? __fget+0x278/0x400 [ 262.995772] ? kasan_check_read+0x11/0x20 [ 262.999913] ? __fget+0x295/0x400 [ 263.003358] ? expand_files.part.8+0x700/0x700 [ 263.007922] ? __f_unlock_pos+0xd/0x10 [ 263.011899] ? __fget_light+0x174/0x1e0 [ 263.015852] ? __fdget+0xe/0x10 [ 263.019219] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 263.024142] __sys_sendmsg+0xd9/0x180 [ 263.027923] ? __ia32_sys_shutdown+0x70/0x70 [ 263.032420] ? __sb_end_write+0xa4/0xd0 [ 263.036492] ? kasan_check_write+0x14/0x20 [ 263.040712] ? fput+0x18/0x120 [ 263.044075] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.049423] __x64_sys_sendmsg+0x73/0xb0 [ 263.053465] do_syscall_64+0xd0/0x4e0 [ 263.057255] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.062457] RIP: 0033:0x463d89 [ 263.065634] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 263.085176] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 263.092896] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 263.100619] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 263.108089] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 263.115358] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 263.122825] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 263.131852] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 263.148260] FAULT_INJECTION: forcing a failure. [ 263.148260] name failslab, interval 1, probability 0, space 0, times 0 [ 263.165592] CPU: 1 PID: 12716 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 263.173497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.182966] Call Trace: [ 263.185643] dump_stack+0x123/0x171 [ 263.189361] should_fail.cold.4+0x5/0xa [ 263.193350] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 263.198469] ? lock_downgrade+0x860/0x860 [ 263.202612] ? ___might_sleep+0x16b/0x270 [ 263.206751] __should_failslab+0xba/0xf0 [ 263.210805] should_failslab+0x9/0x20 [ 263.214593] kmem_cache_alloc_node_trace+0x265/0x730 [ 263.219912] ? __lock_is_held+0xb5/0x140 [ 263.224024] __kmalloc_node+0x3c/0x70 [ 263.228032] qdisc_alloc+0xb1/0x9a0 [ 263.231677] ? kmem_cache_alloc_trace+0x347/0x740 [ 263.236854] qdisc_create_dflt+0x5e/0x1a0 [ 263.240987] qfq_change_class+0x6ae/0x14e0 [ 263.245308] ? security_capable+0x58/0xa0 [ 263.249438] ? qfq_delete_class+0x2d0/0x2d0 [ 263.253742] ? nla_parse+0x197/0x280 [ 263.257892] tc_ctl_tclass+0x3e9/0xba0 [ 263.261785] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 263.267152] ? find_held_lock+0x36/0x1d0 [ 263.271200] rtnetlink_rcv_msg+0x34f/0x8f0 [ 263.275459] ? rtnetlink_put_metrics+0x490/0x490 [ 263.280203] ? find_held_lock+0x36/0x1d0 [ 263.284252] netlink_rcv_skb+0x13e/0x3d0 [ 263.288290] ? lock_downgrade+0x860/0x860 [ 263.292430] ? rtnetlink_put_metrics+0x490/0x490 [ 263.297190] ? netlink_ack+0xa70/0xa70 [ 263.301116] ? netlink_deliver_tap+0x182/0xb00 [ 263.305785] rtnetlink_rcv+0x10/0x20 [ 263.309476] netlink_unicast+0x443/0x650 [ 263.313540] ? netlink_attachskb+0x6c0/0x6c0 [ 263.317942] ? _copy_from_iter_full+0x182/0x720 [ 263.322587] ? __check_object_size+0x1ef/0x310 [ 263.327231] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 263.332744] netlink_sendmsg+0x764/0xc60 [ 263.336800] ? netlink_unicast+0x650/0x650 [ 263.341101] ? apparmor_socket_sendmsg+0x1b/0x20 [ 263.346035] ? netlink_unicast+0x650/0x650 [ 263.350260] sock_sendmsg+0xb5/0xf0 [ 263.354058] ___sys_sendmsg+0x647/0x950 [ 263.358020] ? find_held_lock+0x36/0x1d0 [ 263.362150] ? copy_msghdr_from_user+0x430/0x430 [ 263.367057] ? __fget+0x278/0x400 [ 263.370579] ? kasan_check_read+0x11/0x20 [ 263.374707] ? __fget+0x295/0x400 [ 263.378320] ? expand_files.part.8+0x700/0x700 [ 263.382889] ? __f_unlock_pos+0xd/0x10 [ 263.386760] ? __fget_light+0x174/0x1e0 [ 263.390716] ? __fdget+0xe/0x10 [ 263.393985] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 263.398824] __sys_sendmsg+0xd9/0x180 [ 263.402912] ? __ia32_sys_shutdown+0x70/0x70 [ 263.407437] ? __sb_end_write+0xa4/0xd0 [ 263.411715] ? kasan_check_write+0x14/0x20 [ 263.416083] ? fput+0x18/0x120 [ 263.419290] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.424729] __x64_sys_sendmsg+0x73/0xb0 [ 263.428775] do_syscall_64+0xd0/0x4e0 [ 263.432731] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.437901] RIP: 0033:0x463d89 [ 263.441169] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 263.460157] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 263.467846] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 263.475104] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 263.482378] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 263.489735] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 263.497073] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 263.509130] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 263.531195] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 263.546985] FAULT_INJECTION: forcing a failure. [ 263.546985] name failslab, interval 1, probability 0, space 0, times 0 [ 263.560432] CPU: 0 PID: 12736 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 263.568440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.578052] Call Trace: [ 263.580740] dump_stack+0x123/0x171 [ 263.584402] should_fail.cold.4+0x5/0xa [ 263.588570] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 263.593670] ? lock_downgrade+0x860/0x860 [ 263.597803] ? ___might_sleep+0x16b/0x270 [ 263.601947] __should_failslab+0xba/0xf0 [ 263.606000] should_failslab+0x9/0x20 [ 263.609969] kmem_cache_alloc_trace+0x2cb/0x740 [ 263.614643] ? qfq_change_class+0xa93/0x14e0 [ 263.619121] ? qfq_change_class+0xa93/0x14e0 [ 263.623609] ? __local_bh_enable_ip+0x160/0x260 [ 263.628271] qfq_change_class+0xad9/0x14e0 [ 263.632581] ? qfq_delete_class+0x2d0/0x2d0 [ 263.636900] ? nla_parse+0x197/0x280 [ 263.640606] tc_ctl_tclass+0x3e9/0xba0 [ 263.644577] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 263.649678] ? find_held_lock+0x36/0x1d0 [ 263.653742] rtnetlink_rcv_msg+0x34f/0x8f0 [ 263.658059] ? rtnetlink_put_metrics+0x490/0x490 [ 263.662833] ? find_held_lock+0x36/0x1d0 [ 263.666883] netlink_rcv_skb+0x13e/0x3d0 [ 263.670939] ? lock_downgrade+0x860/0x860 [ 263.675067] ? rtnetlink_put_metrics+0x490/0x490 [ 263.679983] ? netlink_ack+0xa70/0xa70 [ 263.683861] ? netlink_deliver_tap+0x182/0xb00 [ 263.688456] rtnetlink_rcv+0x10/0x20 [ 263.692173] netlink_unicast+0x443/0x650 [ 263.696306] ? netlink_attachskb+0x6c0/0x6c0 [ 263.700696] ? _copy_from_iter_full+0x182/0x720 [ 263.705347] ? __check_object_size+0x1ef/0x310 [ 263.710002] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 263.715542] netlink_sendmsg+0x764/0xc60 [ 263.719585] ? netlink_unicast+0x650/0x650 [ 263.723939] ? apparmor_socket_sendmsg+0x1b/0x20 [ 263.728686] ? netlink_unicast+0x650/0x650 [ 263.733084] sock_sendmsg+0xb5/0xf0 [ 263.736689] ___sys_sendmsg+0x647/0x950 [ 263.740738] ? find_held_lock+0x36/0x1d0 [ 263.744780] ? copy_msghdr_from_user+0x430/0x430 [ 263.749614] ? __fget+0x278/0x400 [ 263.753053] ? kasan_check_read+0x11/0x20 [ 263.757179] ? __fget+0x295/0x400 [ 263.760714] ? expand_files.part.8+0x700/0x700 [ 263.765369] ? __f_unlock_pos+0xd/0x10 [ 263.769408] ? __fget_light+0x174/0x1e0 [ 263.773363] ? __fdget+0xe/0x10 [ 263.776626] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 263.781453] __sys_sendmsg+0xd9/0x180 [ 263.785414] ? __ia32_sys_shutdown+0x70/0x70 [ 263.789906] ? __sb_end_write+0xa4/0xd0 [ 263.793955] ? kasan_check_write+0x14/0x20 [ 263.798189] ? fput+0x18/0x120 [ 263.801477] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.806832] __x64_sys_sendmsg+0x73/0xb0 [ 263.810879] do_syscall_64+0xd0/0x4e0 [ 263.814839] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.820074] RIP: 0033:0x463d89 [ 263.823254] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 263.842527] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 263.850246] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 263.857615] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 263.864975] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 263.872340] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 263.879624] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 263.893319] FAULT_INJECTION: forcing a failure. [ 263.893319] name failslab, interval 1, probability 0, space 0, times 0 [ 263.909764] CPU: 0 PID: 12738 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 263.917666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.927145] Call Trace: [ 263.929777] dump_stack+0x123/0x171 [ 263.933440] should_fail.cold.4+0x5/0xa [ 263.937409] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 263.942502] ? lock_downgrade+0x860/0x860 [ 263.946646] ? ___might_sleep+0x16b/0x270 [ 263.950775] __should_failslab+0xba/0xf0 [ 263.954888] should_failslab+0x9/0x20 [ 263.958759] kmem_cache_alloc_trace+0x2cb/0x740 [ 263.963405] ? qfq_change_class+0xa93/0x14e0 [ 263.967793] ? qfq_change_class+0xa93/0x14e0 [ 263.972376] ? __local_bh_enable_ip+0x160/0x260 [ 263.977042] qfq_change_class+0xad9/0x14e0 [ 263.981270] ? qfq_delete_class+0x2d0/0x2d0 [ 263.985582] ? nla_parse+0x197/0x280 [ 263.989374] tc_ctl_tclass+0x3e9/0xba0 [ 263.993772] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 263.998859] ? find_held_lock+0x36/0x1d0 [ 264.003274] rtnetlink_rcv_msg+0x34f/0x8f0 [ 264.007599] ? rtnetlink_put_metrics+0x490/0x490 [ 264.012423] ? find_held_lock+0x36/0x1d0 [ 264.016555] netlink_rcv_skb+0x13e/0x3d0 [ 264.020769] ? lock_downgrade+0x860/0x860 [ 264.024900] ? rtnetlink_put_metrics+0x490/0x490 [ 264.029660] ? netlink_ack+0xa70/0xa70 [ 264.033537] ? netlink_deliver_tap+0x182/0xb00 [ 264.038123] rtnetlink_rcv+0x10/0x20 [ 264.041832] netlink_unicast+0x443/0x650 [ 264.045886] ? netlink_attachskb+0x6c0/0x6c0 [ 264.050822] ? _copy_from_iter_full+0x182/0x720 [ 264.055939] ? __check_object_size+0x1ef/0x310 [ 264.060502] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 264.066023] netlink_sendmsg+0x764/0xc60 [ 264.070295] ? netlink_unicast+0x650/0x650 [ 264.074702] ? apparmor_socket_sendmsg+0x1b/0x20 [ 264.079462] ? netlink_unicast+0x650/0x650 [ 264.083700] sock_sendmsg+0xb5/0xf0 [ 264.087322] ___sys_sendmsg+0x647/0x950 [ 264.091322] ? find_held_lock+0x36/0x1d0 [ 264.095453] ? copy_msghdr_from_user+0x430/0x430 [ 264.100199] ? __fget+0x278/0x400 [ 264.103639] ? kasan_check_read+0x11/0x20 [ 264.107763] ? __fget+0x295/0x400 [ 264.111193] ? expand_files.part.8+0x700/0x700 [ 264.115779] ? __f_unlock_pos+0xd/0x10 [ 264.119649] ? __fget_light+0x174/0x1e0 [ 264.123689] ? __fdget+0xe/0x10 [ 264.126949] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 264.131858] __sys_sendmsg+0xd9/0x180 [ 264.135647] ? __ia32_sys_shutdown+0x70/0x70 [ 264.140132] ? __sb_end_write+0xa4/0xd0 [ 264.144083] ? kasan_check_write+0x14/0x20 [ 264.148330] ? fput+0x18/0x120 [ 264.151503] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 264.156936] __x64_sys_sendmsg+0x73/0xb0 [ 264.161273] do_syscall_64+0xd0/0x4e0 [ 264.165152] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 264.170431] RIP: 0033:0x463d89 [ 264.173611] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 264.192506] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 264.200338] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 264.207952] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 264.215299] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 264.222907] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 264.230256] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 264.238643] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 264.271408] FAULT_INJECTION: forcing a failure. [ 264.271408] name failslab, interval 1, probability 0, space 0, times 0 [ 264.283245] CPU: 0 PID: 12744 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 264.291314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.300844] Call Trace: [ 264.303598] dump_stack+0x123/0x171 [ 264.307226] should_fail.cold.4+0x5/0xa [ 264.311269] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 264.316448] ? lock_downgrade+0x860/0x860 [ 264.321466] ? ___might_sleep+0x16b/0x270 [ 264.325619] __should_failslab+0xba/0xf0 [ 264.329786] should_failslab+0x9/0x20 [ 264.333759] kmem_cache_alloc_trace+0x2cb/0x740 [ 264.338521] ? qfq_change_class+0xa93/0x14e0 [ 264.343375] ? qfq_change_class+0xa93/0x14e0 [ 264.347885] ? __local_bh_enable_ip+0x160/0x260 [ 264.352712] qfq_change_class+0xad9/0x14e0 [ 264.356964] ? qfq_delete_class+0x2d0/0x2d0 [ 264.361360] ? nla_parse+0x197/0x280 [ 264.365067] tc_ctl_tclass+0x3e9/0xba0 [ 264.368949] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 264.374624] ? find_held_lock+0x36/0x1d0 [ 264.379023] rtnetlink_rcv_msg+0x34f/0x8f0 [ 264.383351] ? rtnetlink_put_metrics+0x490/0x490 [ 264.388199] ? find_held_lock+0x36/0x1d0 [ 264.392439] netlink_rcv_skb+0x13e/0x3d0 [ 264.396490] ? lock_downgrade+0x860/0x860 [ 264.400656] ? rtnetlink_put_metrics+0x490/0x490 [ 264.405393] ? netlink_ack+0xa70/0xa70 [ 264.409486] ? netlink_deliver_tap+0x182/0xb00 [ 264.414070] rtnetlink_rcv+0x10/0x20 [ 264.417772] netlink_unicast+0x443/0x650 [ 264.421975] ? netlink_attachskb+0x6c0/0x6c0 [ 264.426551] ? _copy_from_iter_full+0x182/0x720 [ 264.431227] ? __check_object_size+0x1ef/0x310 [ 264.435896] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 264.441495] netlink_sendmsg+0x764/0xc60 [ 264.445767] ? netlink_unicast+0x650/0x650 [ 264.449990] ? apparmor_socket_sendmsg+0x1b/0x20 [ 264.454758] ? netlink_unicast+0x650/0x650 [ 264.458984] sock_sendmsg+0xb5/0xf0 [ 264.462603] ___sys_sendmsg+0x647/0x950 [ 264.466705] ? find_held_lock+0x36/0x1d0 [ 264.470776] ? copy_msghdr_from_user+0x430/0x430 [ 264.475698] ? __fget+0x278/0x400 [ 264.479160] ? kasan_check_read+0x11/0x20 [ 264.483292] ? __fget+0x295/0x400 [ 264.487180] ? expand_files.part.8+0x700/0x700 [ 264.491853] ? __f_unlock_pos+0xd/0x10 [ 264.496161] ? __fget_light+0x174/0x1e0 [ 264.500122] ? __fdget+0xe/0x10 [ 264.503419] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 264.508247] __sys_sendmsg+0xd9/0x180 [ 264.512128] ? __ia32_sys_shutdown+0x70/0x70 [ 264.516536] ? __sb_end_write+0xa4/0xd0 [ 264.520498] ? kasan_check_write+0x14/0x20 [ 264.524725] ? fput+0x18/0x120 [ 264.527907] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 264.533262] __x64_sys_sendmsg+0x73/0xb0 [ 264.537328] do_syscall_64+0xd0/0x4e0 [ 264.541129] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 264.546303] RIP: 0033:0x463d89 [ 264.549476] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 264.568367] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 264.577176] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 264.584495] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 264.592012] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 264.599537] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 264.606789] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 264.614997] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 264.634244] FAULT_INJECTION: forcing a failure. [ 264.634244] name failslab, interval 1, probability 0, space 0, times 0 [ 264.646597] CPU: 0 PID: 12755 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 264.654493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.663877] Call Trace: [ 264.666582] dump_stack+0x123/0x171 [ 264.670225] should_fail.cold.4+0x5/0xa [ 264.674217] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 264.679318] ? lock_downgrade+0x860/0x860 [ 264.683544] ? ___might_sleep+0x16b/0x270 [ 264.688031] __should_failslab+0xba/0xf0 [ 264.692386] should_failslab+0x9/0x20 [ 264.696176] kmem_cache_alloc_trace+0x2cb/0x740 [ 264.700837] ? qfq_change_class+0xa93/0x14e0 [ 264.705512] ? qfq_change_class+0xa93/0x14e0 [ 264.710253] ? __local_bh_enable_ip+0x160/0x260 [ 264.714933] qfq_change_class+0xad9/0x14e0 [ 264.719155] ? qfq_delete_class+0x2d0/0x2d0 [ 264.723651] ? nla_parse+0x197/0x280 [ 264.727796] tc_ctl_tclass+0x3e9/0xba0 [ 264.731688] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 264.736870] ? find_held_lock+0x36/0x1d0 [ 264.740938] rtnetlink_rcv_msg+0x34f/0x8f0 [ 264.745190] ? rtnetlink_put_metrics+0x490/0x490 [ 264.749938] ? find_held_lock+0x36/0x1d0 [ 264.754109] netlink_rcv_skb+0x13e/0x3d0 [ 264.758191] ? lock_downgrade+0x860/0x860 [ 264.762342] ? rtnetlink_put_metrics+0x490/0x490 [ 264.767097] ? netlink_ack+0xa70/0xa70 [ 264.770986] ? netlink_deliver_tap+0x182/0xb00 [ 264.775757] rtnetlink_rcv+0x10/0x20 [ 264.780067] netlink_unicast+0x443/0x650 [ 264.784590] ? netlink_attachskb+0x6c0/0x6c0 [ 264.788984] ? _copy_from_iter_full+0x182/0x720 [ 264.793649] ? __check_object_size+0x1ef/0x310 [ 264.798227] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 264.803758] netlink_sendmsg+0x764/0xc60 [ 264.807850] ? netlink_unicast+0x650/0x650 [ 264.812217] ? apparmor_socket_sendmsg+0x1b/0x20 [ 264.816980] ? netlink_unicast+0x650/0x650 [ 264.821219] sock_sendmsg+0xb5/0xf0 [ 264.824875] ___sys_sendmsg+0x647/0x950 [ 264.828842] ? find_held_lock+0x36/0x1d0 [ 264.832903] ? copy_msghdr_from_user+0x430/0x430 [ 264.837649] ? __fget+0x278/0x400 [ 264.841091] ? kasan_check_read+0x11/0x20 [ 264.845313] ? __fget+0x295/0x400 [ 264.848747] ? expand_files.part.8+0x700/0x700 [ 264.853322] ? __f_unlock_pos+0xd/0x10 [ 264.857373] ? __fget_light+0x174/0x1e0 [ 264.861327] ? __fdget+0xe/0x10 [ 264.864615] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 264.869536] __sys_sendmsg+0xd9/0x180 [ 264.873332] ? __ia32_sys_shutdown+0x70/0x70 [ 264.877767] ? __sb_end_write+0xa4/0xd0 [ 264.881956] ? kasan_check_write+0x14/0x20 [ 264.886178] ? fput+0x18/0x120 [ 264.889373] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 264.894720] __x64_sys_sendmsg+0x73/0xb0 [ 264.898959] do_syscall_64+0xd0/0x4e0 [ 264.902747] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 264.907920] RIP: 0033:0x463d89 [ 264.911092] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 264.931463] RSP: 002b:00007f4121952198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 264.939250] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 264.946513] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 264.954051] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 264.961739] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 264.969079] R13: 00007f41219526bc R14: 0000000000000008 R15: 0000000000000001 [ 264.978704] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 265.003672] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 265.021293] FAULT_INJECTION: forcing a failure. [ 265.021293] name failslab, interval 1, probability 0, space 0, times 0 [ 265.033490] CPU: 0 PID: 12776 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 265.041385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.050987] Call Trace: [ 265.053555] dump_stack+0x123/0x171 [ 265.057179] should_fail.cold.4+0x5/0xa [ 265.061516] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 265.066600] ? lock_downgrade+0x860/0x860 [ 265.070727] ? ___might_sleep+0x16b/0x270 [ 265.074856] __should_failslab+0xba/0xf0 [ 265.078908] should_failslab+0x9/0x20 [ 265.082789] kmem_cache_alloc_trace+0x2cb/0x740 [ 265.087521] ? qfq_change_class+0xa93/0x14e0 [ 265.091927] ? qfq_change_class+0xa93/0x14e0 [ 265.096402] ? __local_bh_enable_ip+0x160/0x260 [ 265.101140] qfq_change_class+0xad9/0x14e0 [ 265.105363] ? qfq_delete_class+0x2d0/0x2d0 [ 265.109674] ? nla_parse+0x197/0x280 [ 265.113369] tc_ctl_tclass+0x3e9/0xba0 [ 265.117329] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 265.122944] ? find_held_lock+0x36/0x1d0 [ 265.127180] rtnetlink_rcv_msg+0x34f/0x8f0 [ 265.131488] ? rtnetlink_put_metrics+0x490/0x490 [ 265.136229] ? find_held_lock+0x36/0x1d0 [ 265.140282] netlink_rcv_skb+0x13e/0x3d0 [ 265.144396] ? lock_downgrade+0x860/0x860 [ 265.148626] ? rtnetlink_put_metrics+0x490/0x490 [ 265.153357] ? netlink_ack+0xa70/0xa70 [ 265.157225] ? netlink_deliver_tap+0x182/0xb00 [ 265.161786] rtnetlink_rcv+0x10/0x20 [ 265.165580] netlink_unicast+0x443/0x650 [ 265.169709] ? netlink_attachskb+0x6c0/0x6c0 [ 265.174228] ? _copy_from_iter_full+0x182/0x720 [ 265.178901] ? __check_object_size+0x1ef/0x310 [ 265.183460] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 265.189147] netlink_sendmsg+0x764/0xc60 [ 265.193278] ? netlink_unicast+0x650/0x650 [ 265.197578] ? apparmor_socket_sendmsg+0x1b/0x20 [ 265.202368] ? netlink_unicast+0x650/0x650 [ 265.207021] sock_sendmsg+0xb5/0xf0 [ 265.210653] ___sys_sendmsg+0x647/0x950 [ 265.214640] ? find_held_lock+0x36/0x1d0 [ 265.218708] ? copy_msghdr_from_user+0x430/0x430 [ 265.223618] ? __fget+0x278/0x400 [ 265.227152] ? kasan_check_read+0x11/0x20 [ 265.231369] ? __fget+0x295/0x400 [ 265.235080] ? expand_files.part.8+0x700/0x700 [ 265.239738] ? __f_unlock_pos+0xd/0x10 [ 265.243637] ? __fget_light+0x174/0x1e0 [ 265.247703] ? __fdget+0xe/0x10 [ 265.251076] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 265.255930] __sys_sendmsg+0xd9/0x180 [ 265.259773] ? __ia32_sys_shutdown+0x70/0x70 [ 265.264186] ? __sb_end_write+0xa4/0xd0 [ 265.268166] ? kasan_check_write+0x14/0x20 [ 265.272378] ? fput+0x18/0x120 [ 265.276246] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 265.281591] __x64_sys_sendmsg+0x73/0xb0 [ 265.285644] do_syscall_64+0xd0/0x4e0 [ 265.289426] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 265.294602] RIP: 0033:0x463d89 [ 265.297773] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 265.316832] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.324867] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 265.332119] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 265.339456] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 265.346879] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 265.354147] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 265.367837] FAULT_INJECTION: forcing a failure. [ 265.367837] name failslab, interval 1, probability 0, space 0, times 0 [ 265.388109] CPU: 1 PID: 12777 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 265.396146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.405500] Call Trace: [ 265.408177] dump_stack+0x123/0x171 [ 265.412256] should_fail.cold.4+0x5/0xa [ 265.416593] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 265.422024] ? lock_downgrade+0x860/0x860 [ 265.426242] ? ___might_sleep+0x16b/0x270 [ 265.430718] __should_failslab+0xba/0xf0 [ 265.434876] should_failslab+0x9/0x20 [ 265.438797] kmem_cache_alloc_trace+0x2cb/0x740 [ 265.443780] ? qfq_change_class+0xa93/0x14e0 [ 265.448174] ? qfq_change_class+0xa93/0x14e0 [ 265.452565] ? __local_bh_enable_ip+0x160/0x260 [ 265.457336] qfq_change_class+0xad9/0x14e0 [ 265.462569] ? qfq_delete_class+0x2d0/0x2d0 [ 265.466943] ? nla_parse+0x197/0x280 [ 265.470664] tc_ctl_tclass+0x3e9/0xba0 [ 265.474624] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 265.479719] ? find_held_lock+0x36/0x1d0 [ 265.483990] rtnetlink_rcv_msg+0x34f/0x8f0 [ 265.488229] ? rtnetlink_put_metrics+0x490/0x490 [ 265.493407] ? find_held_lock+0x36/0x1d0 [ 265.497462] netlink_rcv_skb+0x13e/0x3d0 [ 265.501510] ? lock_downgrade+0x860/0x860 [ 265.505670] ? rtnetlink_put_metrics+0x490/0x490 [ 265.510504] ? netlink_ack+0xa70/0xa70 [ 265.514449] ? netlink_deliver_tap+0x182/0xb00 [ 265.519036] rtnetlink_rcv+0x10/0x20 [ 265.522772] netlink_unicast+0x443/0x650 [ 265.526837] ? netlink_attachskb+0x6c0/0x6c0 [ 265.531373] ? _copy_from_iter_full+0x182/0x720 [ 265.536132] ? __check_object_size+0x1ef/0x310 [ 265.541673] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 265.547206] netlink_sendmsg+0x764/0xc60 [ 265.551280] ? netlink_unicast+0x650/0x650 [ 265.555596] ? apparmor_socket_sendmsg+0x1b/0x20 [ 265.560330] ? netlink_unicast+0x650/0x650 [ 265.564718] sock_sendmsg+0xb5/0xf0 [ 265.568428] ___sys_sendmsg+0x647/0x950 [ 265.572836] ? find_held_lock+0x36/0x1d0 [ 265.577065] ? copy_msghdr_from_user+0x430/0x430 [ 265.582092] ? __fget+0x278/0x400 [ 265.585528] ? kasan_check_read+0x11/0x20 [ 265.589853] ? __fget+0x295/0x400 [ 265.593289] ? expand_files.part.8+0x700/0x700 [ 265.597848] ? __f_unlock_pos+0xd/0x10 [ 265.601746] ? __fget_light+0x174/0x1e0 [ 265.605698] ? __fdget+0xe/0x10 [ 265.609007] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 265.614038] __sys_sendmsg+0xd9/0x180 [ 265.617823] ? __ia32_sys_shutdown+0x70/0x70 [ 265.622320] ? __sb_end_write+0xa4/0xd0 [ 265.626368] ? kasan_check_write+0x14/0x20 [ 265.630599] ? fput+0x18/0x120 [ 265.633906] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 265.639701] __x64_sys_sendmsg+0x73/0xb0 [ 265.643750] do_syscall_64+0xd0/0x4e0 [ 265.647536] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 265.652714] RIP: 0033:0x463d89 [ 265.655887] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 265.674960] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.683456] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 265.690710] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 265.697962] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 265.705564] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 265.712907] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 265.723901] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 265.747169] FAULT_INJECTION: forcing a failure. [ 265.747169] name failslab, interval 1, probability 0, space 0, times 0 [ 265.759286] CPU: 0 PID: 12783 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 265.767451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.776880] Call Trace: [ 265.779455] dump_stack+0x123/0x171 [ 265.783163] should_fail.cold.4+0x5/0xa [ 265.787148] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 265.792241] ? lock_downgrade+0x860/0x860 [ 265.796497] ? ___might_sleep+0x16b/0x270 [ 265.800632] __should_failslab+0xba/0xf0 [ 265.804693] should_failslab+0x9/0x20 [ 265.808661] kmem_cache_alloc_trace+0x2cb/0x740 [ 265.813486] ? qfq_change_class+0xa93/0x14e0 [ 265.817965] ? qfq_change_class+0xa93/0x14e0 [ 265.822357] ? __local_bh_enable_ip+0x160/0x260 [ 265.827110] qfq_change_class+0xad9/0x14e0 [ 265.831421] ? qfq_delete_class+0x2d0/0x2d0 [ 265.835921] ? nla_parse+0x197/0x280 [ 265.839624] tc_ctl_tclass+0x3e9/0xba0 [ 265.843488] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 265.848577] ? find_held_lock+0x36/0x1d0 [ 265.852830] rtnetlink_rcv_msg+0x34f/0x8f0 [ 265.857087] ? rtnetlink_put_metrics+0x490/0x490 [ 265.862011] ? find_held_lock+0x36/0x1d0 [ 265.866067] netlink_rcv_skb+0x13e/0x3d0 [ 265.870134] ? lock_downgrade+0x860/0x860 [ 265.874445] ? rtnetlink_put_metrics+0x490/0x490 [ 265.879220] ? netlink_ack+0xa70/0xa70 [ 265.883412] ? netlink_deliver_tap+0x182/0xb00 [ 265.887981] rtnetlink_rcv+0x10/0x20 [ 265.891680] netlink_unicast+0x443/0x650 [ 265.895737] ? netlink_attachskb+0x6c0/0x6c0 [ 265.900149] ? _copy_from_iter_full+0x182/0x720 [ 265.904909] ? __check_object_size+0x1ef/0x310 [ 265.909484] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 265.915181] netlink_sendmsg+0x764/0xc60 [ 265.919233] ? netlink_unicast+0x650/0x650 [ 265.923799] ? apparmor_socket_sendmsg+0x1b/0x20 [ 265.928532] ? netlink_unicast+0x650/0x650 [ 265.932758] sock_sendmsg+0xb5/0xf0 [ 265.936397] ___sys_sendmsg+0x647/0x950 [ 265.940417] ? find_held_lock+0x36/0x1d0 [ 265.944468] ? copy_msghdr_from_user+0x430/0x430 [ 265.949289] ? __fget+0x278/0x400 [ 265.952727] ? kasan_check_read+0x11/0x20 [ 265.956859] ? __fget+0x295/0x400 [ 265.960375] ? expand_files.part.8+0x700/0x700 [ 265.964949] ? __f_unlock_pos+0xd/0x10 [ 265.968812] ? __fget_light+0x174/0x1e0 [ 265.972796] ? __fdget+0xe/0x10 [ 265.976233] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 265.981140] __sys_sendmsg+0xd9/0x180 [ 265.985179] ? __ia32_sys_shutdown+0x70/0x70 [ 265.989663] ? __sb_end_write+0xa4/0xd0 [ 265.993635] ? kasan_check_write+0x14/0x20 [ 265.997860] ? fput+0x18/0x120 [ 266.001036] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.006433] __x64_sys_sendmsg+0x73/0xb0 [ 266.010482] do_syscall_64+0xd0/0x4e0 [ 266.014266] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.019523] RIP: 0033:0x463d89 [ 266.023040] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 266.042534] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 266.050240] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 266.057497] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 266.065187] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 266.072444] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 266.079795] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 266.095637] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 266.127273] FAULT_INJECTION: forcing a failure. [ 266.127273] name failslab, interval 1, probability 0, space 0, times 0 [ 266.140404] CPU: 1 PID: 12791 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 266.148302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.157743] Call Trace: [ 266.160341] dump_stack+0x123/0x171 [ 266.164235] should_fail.cold.4+0x5/0xa [ 266.168237] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 266.173340] ? lock_downgrade+0x860/0x860 [ 266.177616] ? ___might_sleep+0x16b/0x270 [ 266.181950] __should_failslab+0xba/0xf0 [ 266.186103] should_failslab+0x9/0x20 [ 266.189988] kmem_cache_alloc_trace+0x2cb/0x740 [ 266.194654] ? qfq_change_class+0xa93/0x14e0 [ 266.199060] ? qfq_change_class+0xa93/0x14e0 [ 266.203492] ? __local_bh_enable_ip+0x160/0x260 [ 266.208148] qfq_change_class+0xad9/0x14e0 [ 266.212367] ? qfq_delete_class+0x2d0/0x2d0 [ 266.216691] ? nla_parse+0x197/0x280 [ 266.220412] tc_ctl_tclass+0x3e9/0xba0 [ 266.224534] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 266.229741] ? find_held_lock+0x36/0x1d0 [ 266.233981] rtnetlink_rcv_msg+0x34f/0x8f0 [ 266.238402] ? rtnetlink_put_metrics+0x490/0x490 [ 266.243327] ? find_held_lock+0x36/0x1d0 [ 266.247570] netlink_rcv_skb+0x13e/0x3d0 [ 266.251631] ? lock_downgrade+0x860/0x860 [ 266.256022] ? rtnetlink_put_metrics+0x490/0x490 [ 266.260938] ? netlink_ack+0xa70/0xa70 [ 266.264824] ? netlink_deliver_tap+0x182/0xb00 [ 266.269494] rtnetlink_rcv+0x10/0x20 [ 266.273226] netlink_unicast+0x443/0x650 [ 266.277291] ? netlink_attachskb+0x6c0/0x6c0 [ 266.281948] ? _copy_from_iter_full+0x182/0x720 [ 266.286603] ? __check_object_size+0x1ef/0x310 [ 266.291177] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 266.297179] netlink_sendmsg+0x764/0xc60 [ 266.301254] ? netlink_unicast+0x650/0x650 [ 266.305561] ? apparmor_socket_sendmsg+0x1b/0x20 [ 266.310489] ? netlink_unicast+0x650/0x650 [ 266.314801] sock_sendmsg+0xb5/0xf0 [ 266.318422] ___sys_sendmsg+0x647/0x950 [ 266.322388] ? find_held_lock+0x36/0x1d0 [ 266.326428] ? copy_msghdr_from_user+0x430/0x430 [ 266.331401] ? __fget+0x278/0x400 [ 266.334972] ? kasan_check_read+0x11/0x20 [ 266.339278] ? __fget+0x295/0x400 [ 266.342898] ? expand_files.part.8+0x700/0x700 [ 266.347483] ? __f_unlock_pos+0xd/0x10 [ 266.351359] ? __fget_light+0x174/0x1e0 [ 266.355320] ? __fdget+0xe/0x10 [ 266.358590] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 266.363441] __sys_sendmsg+0xd9/0x180 [ 266.367241] ? __ia32_sys_shutdown+0x70/0x70 [ 266.371632] ? __sb_end_write+0xa4/0xd0 [ 266.375586] ? kasan_check_write+0x14/0x20 [ 266.379972] ? fput+0x18/0x120 [ 266.383169] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.389148] __x64_sys_sendmsg+0x73/0xb0 [ 266.393232] do_syscall_64+0xd0/0x4e0 [ 266.397377] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.402552] RIP: 0033:0x463d89 [ 266.405814] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 266.425639] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 266.433414] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 266.440753] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 266.448011] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 266.455549] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 266.463124] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 266.486285] FAULT_INJECTION: forcing a failure. [ 266.486285] name failslab, interval 1, probability 0, space 0, times 0 [ 266.503337] CPU: 0 PID: 12801 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 266.511483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.521221] Call Trace: [ 266.523838] dump_stack+0x123/0x171 [ 266.527471] should_fail.cold.4+0x5/0xa [ 266.531779] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 266.536865] ? lock_downgrade+0x860/0x860 [ 266.541009] ? ___might_sleep+0x16b/0x270 [ 266.545235] __should_failslab+0xba/0xf0 [ 266.549876] should_failslab+0x9/0x20 [ 266.553775] kmem_cache_alloc_trace+0x2cb/0x740 [ 266.558558] ? qfq_change_class+0xa93/0x14e0 [ 266.563438] ? qfq_change_class+0xa93/0x14e0 [ 266.568005] ? __local_bh_enable_ip+0x160/0x260 [ 266.573011] qfq_change_class+0xad9/0x14e0 [ 266.577537] ? qfq_delete_class+0x2d0/0x2d0 [ 266.581859] ? nla_parse+0x197/0x280 [ 266.585558] tc_ctl_tclass+0x3e9/0xba0 [ 266.589426] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 266.594515] ? find_held_lock+0x36/0x1d0 [ 266.598585] rtnetlink_rcv_msg+0x34f/0x8f0 [ 266.603497] ? rtnetlink_put_metrics+0x490/0x490 [ 266.608413] ? find_held_lock+0x36/0x1d0 [ 266.612497] netlink_rcv_skb+0x13e/0x3d0 [ 266.616677] ? lock_downgrade+0x860/0x860 [ 266.620888] ? rtnetlink_put_metrics+0x490/0x490 [ 266.625617] ? netlink_ack+0xa70/0xa70 [ 266.629496] ? netlink_deliver_tap+0x182/0xb00 [ 266.634151] rtnetlink_rcv+0x10/0x20 [ 266.637935] netlink_unicast+0x443/0x650 [ 266.642425] ? netlink_attachskb+0x6c0/0x6c0 [ 266.647006] ? _copy_from_iter_full+0x182/0x720 [ 266.651755] ? __check_object_size+0x1ef/0x310 [ 266.656450] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 266.662450] netlink_sendmsg+0x764/0xc60 [ 266.666635] ? netlink_unicast+0x650/0x650 [ 266.671118] ? apparmor_socket_sendmsg+0x1b/0x20 [ 266.676487] ? netlink_unicast+0x650/0x650 [ 266.681041] sock_sendmsg+0xb5/0xf0 [ 266.684785] ___sys_sendmsg+0x647/0x950 [ 266.688761] ? find_held_lock+0x36/0x1d0 [ 266.692916] ? copy_msghdr_from_user+0x430/0x430 [ 266.697947] ? __fget+0x278/0x400 [ 266.701773] ? kasan_check_read+0x11/0x20 [ 266.706175] ? __fget+0x295/0x400 [ 266.709695] ? expand_files.part.8+0x700/0x700 [ 266.714271] ? __f_unlock_pos+0xd/0x10 [ 266.718596] ? __fget_light+0x174/0x1e0 [ 266.722816] ? __fdget+0xe/0x10 [ 266.726084] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 266.732540] __sys_sendmsg+0xd9/0x180 [ 266.736457] ? __ia32_sys_shutdown+0x70/0x70 [ 266.741431] ? __sb_end_write+0xa4/0xd0 [ 266.745739] ? kasan_check_write+0x14/0x20 [ 266.749997] ? fput+0x18/0x120 [ 266.753185] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.758712] __x64_sys_sendmsg+0x73/0xb0 [ 266.762863] do_syscall_64+0xd0/0x4e0 [ 266.766829] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.772054] RIP: 0033:0x463d89 [ 266.775389] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 266.795217] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 266.803534] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 266.811050] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 266.818777] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 266.826040] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 266.833408] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 266.850797] FAULT_INJECTION: forcing a failure. [ 266.850797] name failslab, interval 1, probability 0, space 0, times 0 [ 266.864199] CPU: 0 PID: 12815 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 266.872447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.882235] Call Trace: [ 266.884821] dump_stack+0x123/0x171 [ 266.888454] should_fail.cold.4+0x5/0xa [ 266.892744] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 266.897952] ? lock_downgrade+0x860/0x860 [ 266.902103] ? ___might_sleep+0x16b/0x270 [ 266.906257] __should_failslab+0xba/0xf0 [ 266.910313] should_failslab+0x9/0x20 [ 266.914110] kmem_cache_alloc_trace+0x2cb/0x740 [ 266.918769] ? qfq_change_class+0xa93/0x14e0 [ 266.923163] ? qfq_change_class+0xa93/0x14e0 [ 266.927601] ? __local_bh_enable_ip+0x160/0x260 [ 266.932341] qfq_change_class+0xad9/0x14e0 [ 266.936574] ? qfq_delete_class+0x2d0/0x2d0 [ 266.940903] ? nla_parse+0x197/0x280 [ 266.944610] tc_ctl_tclass+0x3e9/0xba0 [ 266.948488] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 266.953699] ? find_held_lock+0x36/0x1d0 [ 266.958059] rtnetlink_rcv_msg+0x34f/0x8f0 [ 266.962662] ? rtnetlink_put_metrics+0x490/0x490 [ 266.967529] ? find_held_lock+0x36/0x1d0 [ 266.971664] netlink_rcv_skb+0x13e/0x3d0 [ 266.975707] ? lock_downgrade+0x860/0x860 [ 266.979932] ? rtnetlink_put_metrics+0x490/0x490 [ 266.984690] ? netlink_ack+0xa70/0xa70 [ 266.988568] ? netlink_deliver_tap+0x182/0xb00 [ 266.993223] rtnetlink_rcv+0x10/0x20 [ 266.997029] netlink_unicast+0x443/0x650 [ 267.001079] ? netlink_attachskb+0x6c0/0x6c0 [ 267.005932] ? _copy_from_iter_full+0x182/0x720 [ 267.010673] ? __check_object_size+0x1ef/0x310 [ 267.015374] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 267.021095] netlink_sendmsg+0x764/0xc60 [ 267.025280] ? netlink_unicast+0x650/0x650 [ 267.029653] ? apparmor_socket_sendmsg+0x1b/0x20 [ 267.034573] ? netlink_unicast+0x650/0x650 [ 267.038792] sock_sendmsg+0xb5/0xf0 [ 267.042414] ___sys_sendmsg+0x647/0x950 [ 267.046421] ? find_held_lock+0x36/0x1d0 [ 267.050470] ? copy_msghdr_from_user+0x430/0x430 [ 267.055393] ? __fget+0x278/0x400 [ 267.059022] ? kasan_check_read+0x11/0x20 [ 267.063171] ? __fget+0x295/0x400 [ 267.066714] ? expand_files.part.8+0x700/0x700 [ 267.071287] ? __f_unlock_pos+0xd/0x10 [ 267.075158] ? __fget_light+0x174/0x1e0 [ 267.079114] ? __fdget+0xe/0x10 [ 267.082381] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 267.087230] __sys_sendmsg+0xd9/0x180 [ 267.091155] ? __ia32_sys_shutdown+0x70/0x70 [ 267.095694] ? __sb_end_write+0xa4/0xd0 [ 267.099752] ? kasan_check_write+0x14/0x20 [ 267.103976] ? fput+0x18/0x120 [ 267.107195] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 267.112557] __x64_sys_sendmsg+0x73/0xb0 [ 267.116692] do_syscall_64+0xd0/0x4e0 [ 267.120571] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 267.125757] RIP: 0033:0x463d89 [ 267.128933] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 267.147914] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 267.155799] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 267.163145] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 267.170659] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 267.178083] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 2021/06/23 21:24:41 executed programs: 609 [ 267.185515] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 267.218115] FAULT_INJECTION: forcing a failure. [ 267.218115] name failslab, interval 1, probability 0, space 0, times 0 [ 267.236007] CPU: 0 PID: 12837 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 267.244149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.253611] Call Trace: [ 267.256233] dump_stack+0x123/0x171 [ 267.260028] should_fail.cold.4+0x5/0xa [ 267.264077] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 267.269266] ? lock_downgrade+0x860/0x860 [ 267.273404] ? ___might_sleep+0x16b/0x270 [ 267.277654] __should_failslab+0xba/0xf0 [ 267.281716] should_failslab+0x9/0x20 [ 267.285750] kmem_cache_alloc_trace+0x2cb/0x740 [ 267.290964] ? qfq_change_class+0xa93/0x14e0 [ 267.295540] ? qfq_change_class+0xa93/0x14e0 [ 267.300035] ? __local_bh_enable_ip+0x160/0x260 [ 267.304781] qfq_change_class+0xad9/0x14e0 [ 267.309085] ? qfq_delete_class+0x2d0/0x2d0 [ 267.313582] ? nla_parse+0x197/0x280 [ 267.317398] tc_ctl_tclass+0x3e9/0xba0 [ 267.321540] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 267.326635] ? find_held_lock+0x36/0x1d0 [ 267.330827] rtnetlink_rcv_msg+0x34f/0x8f0 [ 267.335063] ? rtnetlink_put_metrics+0x490/0x490 [ 267.341548] ? find_held_lock+0x36/0x1d0 [ 267.345621] netlink_rcv_skb+0x13e/0x3d0 [ 267.349768] ? lock_downgrade+0x860/0x860 [ 267.354165] ? rtnetlink_put_metrics+0x490/0x490 [ 267.359258] ? netlink_ack+0xa70/0xa70 [ 267.363236] ? netlink_deliver_tap+0x182/0xb00 [ 267.368029] rtnetlink_rcv+0x10/0x20 [ 267.371856] netlink_unicast+0x443/0x650 [ 267.375972] ? netlink_attachskb+0x6c0/0x6c0 [ 267.380536] ? _copy_from_iter_full+0x182/0x720 [ 267.385192] ? __check_object_size+0x1ef/0x310 [ 267.389793] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 267.395401] netlink_sendmsg+0x764/0xc60 [ 267.399452] ? netlink_unicast+0x650/0x650 [ 267.403778] ? apparmor_socket_sendmsg+0x1b/0x20 [ 267.408862] ? netlink_unicast+0x650/0x650 [ 267.413440] sock_sendmsg+0xb5/0xf0 [ 267.417429] ___sys_sendmsg+0x647/0x950 [ 267.422287] ? find_held_lock+0x36/0x1d0 [ 267.426455] ? copy_msghdr_from_user+0x430/0x430 [ 267.431292] ? __fget+0x278/0x400 [ 267.434739] ? kasan_check_read+0x11/0x20 [ 267.439095] ? __fget+0x295/0x400 [ 267.442550] ? expand_files.part.8+0x700/0x700 [ 267.447211] ? __f_unlock_pos+0xd/0x10 [ 267.451365] ? __fget_light+0x174/0x1e0 [ 267.455416] ? __fdget+0xe/0x10 [ 267.458718] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 267.463641] __sys_sendmsg+0xd9/0x180 [ 267.467428] ? __ia32_sys_shutdown+0x70/0x70 [ 267.472109] ? __sb_end_write+0xa4/0xd0 [ 267.476190] ? kasan_check_write+0x14/0x20 [ 267.480754] ? fput+0x18/0x120 [ 267.484800] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 267.491031] __x64_sys_sendmsg+0x73/0xb0 [ 267.495091] do_syscall_64+0xd0/0x4e0 [ 267.499100] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 267.504735] RIP: 0033:0x463d89 [ 267.508299] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 267.527669] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 267.535641] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 267.543308] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 267.550681] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 267.558203] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 267.565692] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 267.574951] FAULT_INJECTION: forcing a failure. [ 267.574951] name failslab, interval 1, probability 0, space 0, times 0 [ 267.589537] CPU: 0 PID: 12839 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 267.597658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.607908] Call Trace: [ 267.610596] dump_stack+0x123/0x171 [ 267.614492] should_fail.cold.4+0x5/0xa [ 267.618617] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 267.623898] ? lock_downgrade+0x860/0x860 [ 267.628381] ? ___might_sleep+0x16b/0x270 [ 267.632689] __should_failslab+0xba/0xf0 [ 267.637026] should_failslab+0x9/0x20 [ 267.643682] kmem_cache_alloc_trace+0x2cb/0x740 [ 267.648982] ? qfq_change_class+0xa93/0x14e0 [ 267.653386] ? qfq_change_class+0xa93/0x14e0 [ 267.658094] ? __local_bh_enable_ip+0x160/0x260 [ 267.663055] qfq_change_class+0xad9/0x14e0 [ 267.667403] ? qfq_delete_class+0x2d0/0x2d0 [ 267.672002] ? nla_parse+0x197/0x280 [ 267.675711] tc_ctl_tclass+0x3e9/0xba0 [ 267.679719] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 267.685088] ? find_held_lock+0x36/0x1d0 [ 267.689468] rtnetlink_rcv_msg+0x34f/0x8f0 [ 267.693703] ? rtnetlink_put_metrics+0x490/0x490 [ 267.698562] ? find_held_lock+0x36/0x1d0 [ 267.702618] netlink_rcv_skb+0x13e/0x3d0 [ 267.706687] ? lock_downgrade+0x860/0x860 [ 267.710818] ? rtnetlink_put_metrics+0x490/0x490 [ 267.715554] ? netlink_ack+0xa70/0xa70 [ 267.719524] ? netlink_deliver_tap+0x182/0xb00 [ 267.724197] rtnetlink_rcv+0x10/0x20 [ 267.728122] netlink_unicast+0x443/0x650 [ 267.732191] ? netlink_attachskb+0x6c0/0x6c0 [ 267.736601] ? _copy_from_iter_full+0x182/0x720 [ 267.741550] ? __check_object_size+0x1ef/0x310 [ 267.746727] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 267.752953] netlink_sendmsg+0x764/0xc60 [ 267.757373] ? netlink_unicast+0x650/0x650 [ 267.761875] ? apparmor_socket_sendmsg+0x1b/0x20 [ 267.766918] ? netlink_unicast+0x650/0x650 [ 267.771147] sock_sendmsg+0xb5/0xf0 [ 267.774763] ___sys_sendmsg+0x647/0x950 [ 267.779007] ? find_held_lock+0x36/0x1d0 [ 267.783090] ? copy_msghdr_from_user+0x430/0x430 [ 267.788095] ? __fget+0x278/0x400 [ 267.791527] ? kasan_check_read+0x11/0x20 [ 267.795657] ? __fget+0x295/0x400 [ 267.799221] ? expand_files.part.8+0x700/0x700 [ 267.803910] ? __f_unlock_pos+0xd/0x10 [ 267.807782] ? __fget_light+0x174/0x1e0 [ 267.811825] ? __fdget+0xe/0x10 [ 267.815105] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 267.820118] __sys_sendmsg+0xd9/0x180 [ 267.824422] ? __ia32_sys_shutdown+0x70/0x70 [ 267.828818] ? __sb_end_write+0xa4/0xd0 [ 267.832785] ? kasan_check_write+0x14/0x20 [ 267.837007] ? fput+0x18/0x120 [ 267.840283] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 267.845631] __x64_sys_sendmsg+0x73/0xb0 [ 267.849682] do_syscall_64+0xd0/0x4e0 [ 267.853461] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 267.858822] RIP: 0033:0x463d89 [ 267.862040] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 267.881377] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 267.889179] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 267.896520] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 267.903964] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 267.911221] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 267.918556] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 267.940848] FAULT_INJECTION: forcing a failure. [ 267.940848] name failslab, interval 1, probability 0, space 0, times 0 [ 267.954118] CPU: 0 PID: 12842 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 267.962035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.971473] Call Trace: [ 267.974098] dump_stack+0x123/0x171 [ 267.977826] should_fail.cold.4+0x5/0xa [ 267.981795] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 267.987061] ? lock_downgrade+0x860/0x860 [ 267.991188] ? ___might_sleep+0x16b/0x270 [ 267.995435] __should_failslab+0xba/0xf0 [ 267.999677] should_failslab+0x9/0x20 [ 268.003573] kmem_cache_alloc_trace+0x2cb/0x740 [ 268.008228] ? qfq_change_class+0xa93/0x14e0 [ 268.012728] ? qfq_change_class+0xa93/0x14e0 [ 268.017116] ? __local_bh_enable_ip+0x160/0x260 [ 268.021884] qfq_change_class+0xad9/0x14e0 [ 268.026294] ? qfq_delete_class+0x2d0/0x2d0 [ 268.030818] ? nla_parse+0x197/0x280 [ 268.034533] tc_ctl_tclass+0x3e9/0xba0 [ 268.038403] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 268.043606] ? find_held_lock+0x36/0x1d0 [ 268.047712] rtnetlink_rcv_msg+0x34f/0x8f0 [ 268.051934] ? rtnetlink_put_metrics+0x490/0x490 [ 268.056866] ? find_held_lock+0x36/0x1d0 [ 268.061176] netlink_rcv_skb+0x13e/0x3d0 [ 268.065412] ? lock_downgrade+0x860/0x860 [ 268.069645] ? rtnetlink_put_metrics+0x490/0x490 [ 268.074386] ? netlink_ack+0xa70/0xa70 [ 268.078259] ? netlink_deliver_tap+0x182/0xb00 [ 268.082842] rtnetlink_rcv+0x10/0x20 [ 268.086559] netlink_unicast+0x443/0x650 [ 268.090709] ? netlink_attachskb+0x6c0/0x6c0 [ 268.095200] ? _copy_from_iter_full+0x182/0x720 [ 268.099848] ? __check_object_size+0x1ef/0x310 [ 268.104410] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 268.110209] netlink_sendmsg+0x764/0xc60 [ 268.114270] ? netlink_unicast+0x650/0x650 [ 268.118494] ? apparmor_socket_sendmsg+0x1b/0x20 [ 268.123238] ? netlink_unicast+0x650/0x650 [ 268.127546] sock_sendmsg+0xb5/0xf0 [ 268.131174] ___sys_sendmsg+0x647/0x950 [ 268.135244] ? find_held_lock+0x36/0x1d0 [ 268.139482] ? copy_msghdr_from_user+0x430/0x430 [ 268.144242] ? __fget+0x278/0x400 [ 268.147690] ? kasan_check_read+0x11/0x20 [ 268.152002] ? __fget+0x295/0x400 [ 268.155485] ? expand_files.part.8+0x700/0x700 [ 268.160409] ? __f_unlock_pos+0xd/0x10 [ 268.164281] ? __fget_light+0x174/0x1e0 [ 268.168240] ? __fdget+0xe/0x10 [ 268.171501] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 268.176418] __sys_sendmsg+0xd9/0x180 [ 268.180560] ? __ia32_sys_shutdown+0x70/0x70 [ 268.185164] ? __sb_end_write+0xa4/0xd0 [ 268.189148] ? kasan_check_write+0x14/0x20 [ 268.193401] ? fput+0x18/0x120 [ 268.196579] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.201962] __x64_sys_sendmsg+0x73/0xb0 [ 268.206109] do_syscall_64+0xd0/0x4e0 [ 268.210287] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.215595] RIP: 0033:0x463d89 [ 268.218858] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 268.239241] RSP: 002b:00007ffa3d3c6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 268.247198] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 268.254546] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 268.262070] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 268.269930] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 268.277627] R13: 00007ffa3d3c66bc R14: 0000000000000009 R15: 0000000000000001 [ 268.288749] nla_parse: 5 callbacks suppressed [ 268.288753] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 268.328263] FAULT_INJECTION: forcing a failure. [ 268.328263] name failslab, interval 1, probability 0, space 0, times 0 [ 268.340256] CPU: 1 PID: 12850 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 268.348153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.357588] Call Trace: [ 268.360371] dump_stack+0x123/0x171 [ 268.364007] should_fail.cold.4+0x5/0xa [ 268.368226] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 268.373858] ? lock_downgrade+0x860/0x860 [ 268.378231] ? ___might_sleep+0x16b/0x270 [ 268.382552] __should_failslab+0xba/0xf0 [ 268.386842] should_failslab+0x9/0x20 [ 268.390672] kmem_cache_alloc_trace+0x2cb/0x740 [ 268.395593] ? qfq_change_class+0xa93/0x14e0 [ 268.400144] ? qfq_change_class+0xa93/0x14e0 [ 268.404611] ? __local_bh_enable_ip+0x160/0x260 [ 268.409367] qfq_change_class+0xad9/0x14e0 [ 268.413895] ? qfq_delete_class+0x2d0/0x2d0 [ 268.418310] ? nla_parse+0x197/0x280 [ 268.422180] tc_ctl_tclass+0x3e9/0xba0 [ 268.426223] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 268.431317] ? find_held_lock+0x36/0x1d0 [ 268.435386] rtnetlink_rcv_msg+0x34f/0x8f0 [ 268.439650] ? rtnetlink_put_metrics+0x490/0x490 [ 268.444391] ? find_held_lock+0x36/0x1d0 [ 268.448470] netlink_rcv_skb+0x13e/0x3d0 [ 268.452618] ? lock_downgrade+0x860/0x860 [ 268.456834] ? rtnetlink_put_metrics+0x490/0x490 [ 268.461573] ? netlink_ack+0xa70/0xa70 [ 268.465445] ? netlink_deliver_tap+0x182/0xb00 [ 268.470286] rtnetlink_rcv+0x10/0x20 [ 268.473994] netlink_unicast+0x443/0x650 [ 268.478035] ? netlink_attachskb+0x6c0/0x6c0 [ 268.482528] ? _copy_from_iter_full+0x182/0x720 [ 268.487175] ? __check_object_size+0x1ef/0x310 [ 268.491734] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 268.497354] netlink_sendmsg+0x764/0xc60 [ 268.501404] ? netlink_unicast+0x650/0x650 [ 268.505741] ? apparmor_socket_sendmsg+0x1b/0x20 [ 268.510567] ? netlink_unicast+0x650/0x650 [ 268.514883] sock_sendmsg+0xb5/0xf0 [ 268.518582] ___sys_sendmsg+0x647/0x950 [ 268.522549] ? find_held_lock+0x36/0x1d0 [ 268.526784] ? copy_msghdr_from_user+0x430/0x430 [ 268.531696] ? __fget+0x278/0x400 [ 268.535146] ? kasan_check_read+0x11/0x20 [ 268.539277] ? __fget+0x295/0x400 [ 268.542734] ? expand_files.part.8+0x700/0x700 [ 268.547323] ? __f_unlock_pos+0xd/0x10 [ 268.551275] ? __fget_light+0x174/0x1e0 [ 268.555342] ? __fdget+0xe/0x10 [ 268.558614] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 268.563441] __sys_sendmsg+0xd9/0x180 [ 268.567338] ? __ia32_sys_shutdown+0x70/0x70 [ 268.571910] ? __sb_end_write+0xa4/0xd0 [ 268.576036] ? kasan_check_write+0x14/0x20 [ 268.580253] ? fput+0x18/0x120 [ 268.583442] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.589071] __x64_sys_sendmsg+0x73/0xb0 [ 268.593231] do_syscall_64+0xd0/0x4e0 [ 268.597025] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.602214] RIP: 0033:0x463d89 [ 268.605392] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 268.624368] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 268.632268] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 268.639613] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 268.646872] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 268.654183] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 268.661799] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 268.672036] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 268.693957] FAULT_INJECTION: forcing a failure. [ 268.693957] name failslab, interval 1, probability 0, space 0, times 0 [ 268.706962] CPU: 1 PID: 12860 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 268.715028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.724562] Call Trace: [ 268.727137] dump_stack+0x123/0x171 [ 268.730847] should_fail.cold.4+0x5/0xa [ 268.734952] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 268.742438] ? lock_downgrade+0x860/0x860 [ 268.746850] ? ___might_sleep+0x16b/0x270 [ 268.751094] __should_failslab+0xba/0xf0 [ 268.755151] should_failslab+0x9/0x20 [ 268.759123] kmem_cache_alloc_trace+0x2cb/0x740 [ 268.764180] ? qfq_change_class+0xa93/0x14e0 [ 268.768578] ? qfq_change_class+0xa93/0x14e0 [ 268.772982] ? __local_bh_enable_ip+0x160/0x260 [ 268.777728] qfq_change_class+0xad9/0x14e0 [ 268.782092] ? qfq_delete_class+0x2d0/0x2d0 [ 268.786762] ? nla_parse+0x197/0x280 [ 268.790593] tc_ctl_tclass+0x3e9/0xba0 [ 268.794739] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 268.799948] ? find_held_lock+0x36/0x1d0 [ 268.804022] rtnetlink_rcv_msg+0x34f/0x8f0 [ 268.808429] ? rtnetlink_put_metrics+0x490/0x490 [ 268.813505] ? find_held_lock+0x36/0x1d0 [ 268.817719] netlink_rcv_skb+0x13e/0x3d0 [ 268.822085] ? lock_downgrade+0x860/0x860 [ 268.827068] ? rtnetlink_put_metrics+0x490/0x490 [ 268.831813] ? netlink_ack+0xa70/0xa70 [ 268.836287] ? netlink_deliver_tap+0x182/0xb00 [ 268.840953] rtnetlink_rcv+0x10/0x20 [ 268.844663] netlink_unicast+0x443/0x650 [ 268.848754] ? netlink_attachskb+0x6c0/0x6c0 [ 268.853297] ? _copy_from_iter_full+0x182/0x720 [ 268.858410] ? __check_object_size+0x1ef/0x310 [ 268.863356] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 268.869239] netlink_sendmsg+0x764/0xc60 [ 268.873750] ? netlink_unicast+0x650/0x650 [ 268.878066] ? apparmor_socket_sendmsg+0x1b/0x20 [ 268.882848] ? netlink_unicast+0x650/0x650 [ 268.887078] sock_sendmsg+0xb5/0xf0 [ 268.891017] ___sys_sendmsg+0x647/0x950 [ 268.894991] ? find_held_lock+0x36/0x1d0 [ 268.899233] ? copy_msghdr_from_user+0x430/0x430 [ 268.904078] ? __fget+0x278/0x400 [ 268.907700] ? kasan_check_read+0x11/0x20 [ 268.912107] ? __fget+0x295/0x400 [ 268.915701] ? expand_files.part.8+0x700/0x700 [ 268.920410] ? __f_unlock_pos+0xd/0x10 [ 268.924301] ? __fget_light+0x174/0x1e0 [ 268.928750] ? __fdget+0xe/0x10 [ 268.932525] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 268.937492] __sys_sendmsg+0xd9/0x180 [ 268.941582] ? __ia32_sys_shutdown+0x70/0x70 [ 268.946157] ? __sb_end_write+0xa4/0xd0 [ 268.950132] ? kasan_check_write+0x14/0x20 [ 268.954434] ? fput+0x18/0x120 [ 268.957909] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.963523] __x64_sys_sendmsg+0x73/0xb0 [ 268.967575] do_syscall_64+0xd0/0x4e0 [ 268.971551] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.976815] RIP: 0033:0x463d89 [ 268.980090] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 268.999349] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 269.007300] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 269.014834] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 269.022926] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 269.030202] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 269.037763] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 269.047600] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 269.084254] FAULT_INJECTION: forcing a failure. [ 269.084254] name failslab, interval 1, probability 0, space 0, times 0 [ 269.096895] CPU: 1 PID: 12874 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 269.105042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.114502] Call Trace: [ 269.117265] dump_stack+0x123/0x171 [ 269.120900] should_fail.cold.4+0x5/0xa [ 269.128364] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 269.134105] ? lock_downgrade+0x860/0x860 [ 269.138444] ? ___might_sleep+0x16b/0x270 [ 269.142702] __should_failslab+0xba/0xf0 [ 269.147223] should_failslab+0x9/0x20 [ 269.151293] kmem_cache_alloc_trace+0x2cb/0x740 [ 269.155950] ? qfq_change_class+0xa93/0x14e0 [ 269.160428] ? qfq_change_class+0xa93/0x14e0 [ 269.164839] ? __local_bh_enable_ip+0x160/0x260 [ 269.169673] qfq_change_class+0xad9/0x14e0 [ 269.174060] ? qfq_delete_class+0x2d0/0x2d0 [ 269.178551] ? nla_parse+0x197/0x280 [ 269.182275] tc_ctl_tclass+0x3e9/0xba0 [ 269.186273] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 269.191380] ? find_held_lock+0x36/0x1d0 [ 269.195666] rtnetlink_rcv_msg+0x34f/0x8f0 [ 269.200102] ? rtnetlink_put_metrics+0x490/0x490 [ 269.205427] ? find_held_lock+0x36/0x1d0 [ 269.209652] netlink_rcv_skb+0x13e/0x3d0 [ 269.214322] ? lock_downgrade+0x860/0x860 [ 269.218471] ? rtnetlink_put_metrics+0x490/0x490 [ 269.223486] ? netlink_ack+0xa70/0xa70 [ 269.227800] ? netlink_deliver_tap+0x182/0xb00 [ 269.232997] rtnetlink_rcv+0x10/0x20 [ 269.237290] netlink_unicast+0x443/0x650 [ 269.241798] ? netlink_attachskb+0x6c0/0x6c0 [ 269.246638] ? _copy_from_iter_full+0x182/0x720 [ 269.251399] ? __check_object_size+0x1ef/0x310 [ 269.256230] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 269.262135] netlink_sendmsg+0x764/0xc60 [ 269.266198] ? netlink_unicast+0x650/0x650 [ 269.270696] ? apparmor_socket_sendmsg+0x1b/0x20 [ 269.276627] ? netlink_unicast+0x650/0x650 [ 269.280949] sock_sendmsg+0xb5/0xf0 [ 269.285013] ___sys_sendmsg+0x647/0x950 [ 269.289099] ? find_held_lock+0x36/0x1d0 [ 269.293159] ? copy_msghdr_from_user+0x430/0x430 [ 269.297909] ? __fget+0x278/0x400 [ 269.301554] ? kasan_check_read+0x11/0x20 [ 269.309866] ? __fget+0x295/0x400 [ 269.313301] ? expand_files.part.8+0x700/0x700 [ 269.318066] ? __f_unlock_pos+0xd/0x10 [ 269.322201] ? __fget_light+0x174/0x1e0 [ 269.326354] ? __fdget+0xe/0x10 [ 269.329747] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 269.335563] __sys_sendmsg+0xd9/0x180 [ 269.339573] ? __ia32_sys_shutdown+0x70/0x70 [ 269.344058] ? __sb_end_write+0xa4/0xd0 [ 269.348113] ? kasan_check_write+0x14/0x20 [ 269.352580] ? fput+0x18/0x120 [ 269.356004] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 269.361479] __x64_sys_sendmsg+0x73/0xb0 [ 269.365636] do_syscall_64+0xd0/0x4e0 [ 269.369855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 269.375045] RIP: 0033:0x463d89 [ 269.378477] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 269.397957] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 269.407716] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 269.415438] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 269.423313] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 269.431026] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 269.438459] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 269.449978] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 269.478735] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 269.499168] FAULT_INJECTION: forcing a failure. [ 269.499168] name failslab, interval 1, probability 0, space 0, times 0 [ 269.511509] CPU: 1 PID: 12883 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 269.519588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.528930] Call Trace: [ 269.531637] dump_stack+0x123/0x171 [ 269.535357] should_fail.cold.4+0x5/0xa [ 269.539321] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 269.544760] ? lock_downgrade+0x860/0x860 [ 269.549114] ? ___might_sleep+0x16b/0x270 [ 269.553253] __should_failslab+0xba/0xf0 [ 269.557488] should_failslab+0x9/0x20 [ 269.561408] kmem_cache_alloc_trace+0x2cb/0x740 [ 269.566419] ? qfq_change_class+0xa93/0x14e0 [ 269.570883] ? qfq_change_class+0xa93/0x14e0 [ 269.575278] ? __local_bh_enable_ip+0x160/0x260 [ 269.580033] qfq_change_class+0xad9/0x14e0 [ 269.584265] ? qfq_delete_class+0x2d0/0x2d0 [ 269.588571] ? nla_parse+0x197/0x280 [ 269.592390] tc_ctl_tclass+0x3e9/0xba0 [ 269.596277] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 269.601733] ? find_held_lock+0x36/0x1d0 [ 269.606137] rtnetlink_rcv_msg+0x34f/0x8f0 [ 269.610366] ? rtnetlink_put_metrics+0x490/0x490 [ 269.615122] ? find_held_lock+0x36/0x1d0 [ 269.619192] netlink_rcv_skb+0x13e/0x3d0 [ 269.623376] ? lock_downgrade+0x860/0x860 [ 269.627802] ? rtnetlink_put_metrics+0x490/0x490 [ 269.632642] ? netlink_ack+0xa70/0xa70 [ 269.636604] ? netlink_deliver_tap+0x182/0xb00 [ 269.641362] rtnetlink_rcv+0x10/0x20 [ 269.645058] netlink_unicast+0x443/0x650 [ 269.649234] ? netlink_attachskb+0x6c0/0x6c0 [ 269.653659] ? _copy_from_iter_full+0x182/0x720 [ 269.658416] ? __check_object_size+0x1ef/0x310 [ 269.663117] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 269.668917] netlink_sendmsg+0x764/0xc60 [ 269.673226] ? netlink_unicast+0x650/0x650 [ 269.677558] ? apparmor_socket_sendmsg+0x1b/0x20 [ 269.682560] ? netlink_unicast+0x650/0x650 [ 269.686793] sock_sendmsg+0xb5/0xf0 [ 269.690446] ___sys_sendmsg+0x647/0x950 [ 269.694672] ? find_held_lock+0x36/0x1d0 [ 269.698850] ? copy_msghdr_from_user+0x430/0x430 [ 269.703601] ? __fget+0x278/0x400 [ 269.707054] ? kasan_check_read+0x11/0x20 [ 269.711485] ? __fget+0x295/0x400 [ 269.715128] ? expand_files.part.8+0x700/0x700 [ 269.720031] ? __f_unlock_pos+0xd/0x10 [ 269.724193] ? __fget_light+0x174/0x1e0 [ 269.728497] ? __fdget+0xe/0x10 [ 269.731980] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 269.736816] __sys_sendmsg+0xd9/0x180 [ 269.740728] ? __ia32_sys_shutdown+0x70/0x70 [ 269.745338] ? __sb_end_write+0xa4/0xd0 [ 269.749830] ? kasan_check_write+0x14/0x20 [ 269.754299] ? fput+0x18/0x120 [ 269.757837] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 269.763368] __x64_sys_sendmsg+0x73/0xb0 [ 269.767510] do_syscall_64+0xd0/0x4e0 [ 269.771390] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 269.776791] RIP: 0033:0x463d89 [ 269.780572] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 269.800560] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 269.808805] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 269.816180] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 269.823575] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 269.832539] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 269.840480] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 269.850765] FAULT_INJECTION: forcing a failure. [ 269.850765] name failslab, interval 1, probability 0, space 0, times 0 [ 269.863928] CPU: 1 PID: 12884 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 269.872085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.881724] Call Trace: [ 269.884313] dump_stack+0x123/0x171 [ 269.888120] should_fail.cold.4+0x5/0xa [ 269.892183] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 269.897373] ? lock_downgrade+0x860/0x860 [ 269.901609] ? ___might_sleep+0x16b/0x270 [ 269.905872] __should_failslab+0xba/0xf0 [ 269.910058] should_failslab+0x9/0x20 [ 269.914579] kmem_cache_alloc_trace+0x2cb/0x740 [ 269.919499] ? qfq_change_class+0xa93/0x14e0 [ 269.924336] ? qfq_change_class+0xa93/0x14e0 [ 269.928915] ? __local_bh_enable_ip+0x160/0x260 [ 269.933640] qfq_change_class+0xad9/0x14e0 [ 269.938122] ? qfq_delete_class+0x2d0/0x2d0 [ 269.942529] ? nla_parse+0x197/0x280 [ 269.946241] tc_ctl_tclass+0x3e9/0xba0 [ 269.950122] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 269.955660] ? find_held_lock+0x36/0x1d0 [ 269.959797] rtnetlink_rcv_msg+0x34f/0x8f0 [ 269.964037] ? rtnetlink_put_metrics+0x490/0x490 [ 269.968775] ? find_held_lock+0x36/0x1d0 [ 269.973312] netlink_rcv_skb+0x13e/0x3d0 [ 269.977368] ? lock_downgrade+0x860/0x860 [ 269.981641] ? rtnetlink_put_metrics+0x490/0x490 [ 269.986557] ? netlink_ack+0xa70/0xa70 [ 269.990812] ? netlink_deliver_tap+0x182/0xb00 [ 269.995389] rtnetlink_rcv+0x10/0x20 [ 269.999261] netlink_unicast+0x443/0x650 [ 270.003493] ? netlink_attachskb+0x6c0/0x6c0 [ 270.008034] ? _copy_from_iter_full+0x182/0x720 [ 270.012955] ? __check_object_size+0x1ef/0x310 [ 270.017616] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 270.023157] netlink_sendmsg+0x764/0xc60 [ 270.027503] ? netlink_unicast+0x650/0x650 [ 270.031730] ? apparmor_socket_sendmsg+0x1b/0x20 [ 270.036480] ? netlink_unicast+0x650/0x650 [ 270.040794] sock_sendmsg+0xb5/0xf0 [ 270.044494] ___sys_sendmsg+0x647/0x950 [ 270.048456] ? find_held_lock+0x36/0x1d0 [ 270.052649] ? copy_msghdr_from_user+0x430/0x430 [ 270.057836] ? __fget+0x278/0x400 [ 270.061283] ? kasan_check_read+0x11/0x20 [ 270.065589] ? __fget+0x295/0x400 [ 270.069211] ? expand_files.part.8+0x700/0x700 [ 270.074220] ? __f_unlock_pos+0xd/0x10 [ 270.078676] ? __fget_light+0x174/0x1e0 [ 270.083209] ? __fdget+0xe/0x10 [ 270.086900] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 270.091901] __sys_sendmsg+0xd9/0x180 [ 270.096336] ? __ia32_sys_shutdown+0x70/0x70 [ 270.101126] ? __sb_end_write+0xa4/0xd0 [ 270.105434] ? kasan_check_write+0x14/0x20 [ 270.110133] ? fput+0x18/0x120 [ 270.113516] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.119357] __x64_sys_sendmsg+0x73/0xb0 [ 270.123945] do_syscall_64+0xd0/0x4e0 [ 270.128011] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.133298] RIP: 0033:0x463d89 [ 270.136701] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 270.156354] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 270.164857] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 270.172411] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 270.179854] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 270.187880] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 270.195555] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 270.205588] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 270.223535] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 270.247472] FAULT_INJECTION: forcing a failure. [ 270.247472] name failslab, interval 1, probability 0, space 0, times 0 [ 270.259603] CPU: 0 PID: 12901 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 270.267486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 270.277279] Call Trace: [ 270.280307] dump_stack+0x123/0x171 [ 270.284050] should_fail.cold.4+0x5/0xa [ 270.288034] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 270.293216] ? lock_downgrade+0x860/0x860 [ 270.297528] ? ___might_sleep+0x16b/0x270 [ 270.301665] __should_failslab+0xba/0xf0 [ 270.305715] should_failslab+0x9/0x20 [ 270.309685] kmem_cache_alloc_trace+0x2cb/0x740 [ 270.314435] ? qfq_change_class+0xa93/0x14e0 [ 270.318928] ? qfq_change_class+0xa93/0x14e0 [ 270.323417] ? __local_bh_enable_ip+0x160/0x260 [ 270.328074] qfq_change_class+0xad9/0x14e0 [ 270.332438] ? qfq_delete_class+0x2d0/0x2d0 [ 270.336765] ? nla_parse+0x197/0x280 [ 270.340798] tc_ctl_tclass+0x3e9/0xba0 [ 270.344771] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 270.349979] ? find_held_lock+0x36/0x1d0 [ 270.354143] rtnetlink_rcv_msg+0x34f/0x8f0 [ 270.358645] ? rtnetlink_put_metrics+0x490/0x490 [ 270.363568] ? find_held_lock+0x36/0x1d0 [ 270.367739] netlink_rcv_skb+0x13e/0x3d0 [ 270.371882] ? lock_downgrade+0x860/0x860 [ 270.376358] ? rtnetlink_put_metrics+0x490/0x490 [ 270.381326] ? netlink_ack+0xa70/0xa70 [ 270.385217] ? netlink_deliver_tap+0x182/0xb00 [ 270.389998] rtnetlink_rcv+0x10/0x20 [ 270.393704] netlink_unicast+0x443/0x650 [ 270.398210] ? netlink_attachskb+0x6c0/0x6c0 [ 270.402619] ? _copy_from_iter_full+0x182/0x720 [ 270.407502] ? __check_object_size+0x1ef/0x310 [ 270.412354] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 270.417886] netlink_sendmsg+0x764/0xc60 [ 270.422113] ? netlink_unicast+0x650/0x650 [ 270.426346] ? apparmor_socket_sendmsg+0x1b/0x20 [ 270.431238] ? netlink_unicast+0x650/0x650 [ 270.435658] sock_sendmsg+0xb5/0xf0 [ 270.439705] ___sys_sendmsg+0x647/0x950 [ 270.444032] ? find_held_lock+0x36/0x1d0 [ 270.448517] ? copy_msghdr_from_user+0x430/0x430 [ 270.453617] ? __fget+0x278/0x400 [ 270.457161] ? kasan_check_read+0x11/0x20 [ 270.461418] ? __fget+0x295/0x400 [ 270.464865] ? expand_files.part.8+0x700/0x700 [ 270.469430] ? __f_unlock_pos+0xd/0x10 [ 270.473677] ? __fget_light+0x174/0x1e0 [ 270.477653] ? __fdget+0xe/0x10 [ 270.480933] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 270.485870] __sys_sendmsg+0xd9/0x180 [ 270.489953] ? __ia32_sys_shutdown+0x70/0x70 [ 270.494359] ? __sb_end_write+0xa4/0xd0 [ 270.498326] ? kasan_check_write+0x14/0x20 [ 270.502596] ? fput+0x18/0x120 [ 270.505954] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.511536] __x64_sys_sendmsg+0x73/0xb0 [ 270.515727] do_syscall_64+0xd0/0x4e0 [ 270.519934] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.525110] RIP: 0033:0x463d89 [ 270.528459] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 270.547966] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 270.559580] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 270.567312] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 270.574772] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 270.582163] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 270.590398] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 270.598910] FAULT_INJECTION: forcing a failure. [ 270.598910] name failslab, interval 1, probability 0, space 0, times 0 [ 270.612617] CPU: 0 PID: 12902 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 270.621207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 270.631917] Call Trace: [ 270.634517] dump_stack+0x123/0x171 [ 270.638218] should_fail.cold.4+0x5/0xa [ 270.642427] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 270.647590] ? lock_downgrade+0x860/0x860 [ 270.652003] ? ___might_sleep+0x16b/0x270 [ 270.656438] __should_failslab+0xba/0xf0 [ 270.660511] should_failslab+0x9/0x20 [ 270.664638] kmem_cache_alloc_trace+0x2cb/0x740 [ 270.669545] ? qfq_change_class+0xa93/0x14e0 [ 270.674291] ? qfq_change_class+0xa93/0x14e0 [ 270.679073] ? __local_bh_enable_ip+0x160/0x260 [ 270.684069] qfq_change_class+0xad9/0x14e0 [ 270.688621] ? qfq_delete_class+0x2d0/0x2d0 [ 270.694226] ? nla_parse+0x197/0x280 [ 270.697948] tc_ctl_tclass+0x3e9/0xba0 [ 270.701921] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 270.707361] ? find_held_lock+0x36/0x1d0 [ 270.711632] rtnetlink_rcv_msg+0x34f/0x8f0 [ 270.715863] ? rtnetlink_put_metrics+0x490/0x490 [ 270.720979] ? find_held_lock+0x36/0x1d0 [ 270.725534] netlink_rcv_skb+0x13e/0x3d0 [ 270.730341] ? lock_downgrade+0x860/0x860 [ 270.735084] ? rtnetlink_put_metrics+0x490/0x490 [ 270.740485] ? netlink_ack+0xa70/0xa70 [ 270.745297] ? netlink_deliver_tap+0x182/0xb00 [ 270.751772] rtnetlink_rcv+0x10/0x20 [ 270.755607] netlink_unicast+0x443/0x650 [ 270.759672] ? netlink_attachskb+0x6c0/0x6c0 [ 270.764109] ? _copy_from_iter_full+0x182/0x720 [ 270.768792] ? __check_object_size+0x1ef/0x310 [ 270.773585] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 270.779435] netlink_sendmsg+0x764/0xc60 [ 270.783695] ? netlink_unicast+0x650/0x650 [ 270.788812] ? apparmor_socket_sendmsg+0x1b/0x20 [ 270.794058] ? netlink_unicast+0x650/0x650 [ 270.799032] sock_sendmsg+0xb5/0xf0 [ 270.803095] ___sys_sendmsg+0x647/0x950 [ 270.807445] ? find_held_lock+0x36/0x1d0 [ 270.811785] ? copy_msghdr_from_user+0x430/0x430 [ 270.816660] ? __fget+0x278/0x400 [ 270.820210] ? kasan_check_read+0x11/0x20 [ 270.824800] ? __fget+0x295/0x400 [ 270.828240] ? expand_files.part.8+0x700/0x700 [ 270.832841] ? __f_unlock_pos+0xd/0x10 [ 270.836730] ? __fget_light+0x174/0x1e0 [ 270.840688] ? __fdget+0xe/0x10 [ 270.844137] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 270.850946] __sys_sendmsg+0xd9/0x180 [ 270.856168] ? __ia32_sys_shutdown+0x70/0x70 [ 270.862421] ? __sb_end_write+0xa4/0xd0 [ 270.867107] ? kasan_check_write+0x14/0x20 [ 270.871794] ? fput+0x18/0x120 [ 270.875184] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.880574] __x64_sys_sendmsg+0x73/0xb0 [ 270.885314] do_syscall_64+0xd0/0x4e0 [ 270.892993] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.899567] RIP: 0033:0x463d89 [ 270.902841] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 270.922880] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 270.930827] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 270.938218] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 270.945544] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 270.952902] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 270.960642] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 270.975233] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 271.014260] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 271.035369] FAULT_INJECTION: forcing a failure. [ 271.035369] name failslab, interval 1, probability 0, space 0, times 0 [ 271.047964] CPU: 0 PID: 12922 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 271.057258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.067529] Call Trace: [ 271.070134] dump_stack+0x123/0x171 [ 271.073893] should_fail.cold.4+0x5/0xa [ 271.078032] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 271.083308] ? lock_downgrade+0x860/0x860 [ 271.087457] ? ___might_sleep+0x16b/0x270 [ 271.091582] __should_failslab+0xba/0xf0 [ 271.095722] should_failslab+0x9/0x20 [ 271.099508] kmem_cache_alloc_node_trace+0x265/0x730 [ 271.104686] ? __lock_is_held+0xb5/0x140 [ 271.108739] __kmalloc_node+0x3c/0x70 [ 271.112784] qdisc_alloc+0xb1/0x9a0 [ 271.116489] ? kmem_cache_alloc_trace+0x347/0x740 [ 271.121317] qdisc_create_dflt+0x5e/0x1a0 [ 271.125459] qfq_change_class+0x6ae/0x14e0 [ 271.129766] ? security_capable+0x58/0xa0 [ 271.133910] ? qfq_delete_class+0x2d0/0x2d0 [ 271.138443] ? nla_parse+0x197/0x280 [ 271.142238] tc_ctl_tclass+0x3e9/0xba0 [ 271.146135] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 271.151323] ? find_held_lock+0x36/0x1d0 [ 271.155376] rtnetlink_rcv_msg+0x34f/0x8f0 [ 271.159997] ? rtnetlink_put_metrics+0x490/0x490 [ 271.164890] ? find_held_lock+0x36/0x1d0 [ 271.169308] netlink_rcv_skb+0x13e/0x3d0 [ 271.173375] ? lock_downgrade+0x860/0x860 [ 271.177519] ? rtnetlink_put_metrics+0x490/0x490 [ 271.182259] ? netlink_ack+0xa70/0xa70 [ 271.186159] ? netlink_deliver_tap+0x182/0xb00 [ 271.190724] rtnetlink_rcv+0x10/0x20 [ 271.194422] netlink_unicast+0x443/0x650 [ 271.198469] ? netlink_attachskb+0x6c0/0x6c0 [ 271.203127] ? _copy_from_iter_full+0x182/0x720 [ 271.207797] ? __check_object_size+0x1ef/0x310 [ 271.212367] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 271.218072] netlink_sendmsg+0x764/0xc60 [ 271.222330] ? netlink_unicast+0x650/0x650 [ 271.227001] ? apparmor_socket_sendmsg+0x1b/0x20 [ 271.232528] ? netlink_unicast+0x650/0x650 [ 271.236770] sock_sendmsg+0xb5/0xf0 [ 271.240554] ___sys_sendmsg+0x647/0x950 [ 271.244512] ? find_held_lock+0x36/0x1d0 [ 271.248565] ? copy_msghdr_from_user+0x430/0x430 [ 271.253388] ? __fget+0x278/0x400 [ 271.257540] ? kasan_check_read+0x11/0x20 [ 271.261683] ? __fget+0x295/0x400 [ 271.265156] ? expand_files.part.8+0x700/0x700 [ 271.269727] ? __f_unlock_pos+0xd/0x10 [ 271.273687] ? __fget_light+0x174/0x1e0 [ 271.277642] ? __fdget+0xe/0x10 [ 271.280923] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 271.285800] __sys_sendmsg+0xd9/0x180 [ 271.289939] ? __ia32_sys_shutdown+0x70/0x70 [ 271.294652] ? __sb_end_write+0xa4/0xd0 [ 271.299085] ? kasan_check_write+0x14/0x20 [ 271.303685] ? fput+0x18/0x120 [ 271.307622] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 271.312978] __x64_sys_sendmsg+0x73/0xb0 [ 271.317367] do_syscall_64+0xd0/0x4e0 [ 271.321560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 271.327077] RIP: 0033:0x463d89 [ 271.330516] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 271.350702] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 271.358625] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 271.366781] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 271.374045] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 271.381776] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 271.389387] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 271.399952] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 271.421027] FAULT_INJECTION: forcing a failure. [ 271.421027] name failslab, interval 1, probability 0, space 0, times 0 [ 271.436182] CPU: 0 PID: 12929 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 271.444541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.453917] Call Trace: [ 271.456508] dump_stack+0x123/0x171 [ 271.460396] should_fail.cold.4+0x5/0xa [ 271.464721] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 271.469904] ? lock_downgrade+0x860/0x860 [ 271.474044] ? ___might_sleep+0x16b/0x270 [ 271.478198] __should_failslab+0xba/0xf0 [ 271.482260] should_failslab+0x9/0x20 [ 271.486507] kmem_cache_alloc_trace+0x2cb/0x740 [ 271.491690] ? qfq_change_class+0xa93/0x14e0 [ 271.496251] ? qfq_change_class+0xa93/0x14e0 [ 271.500992] ? __local_bh_enable_ip+0x160/0x260 [ 271.505881] qfq_change_class+0xad9/0x14e0 [ 271.510305] ? qfq_delete_class+0x2d0/0x2d0 [ 271.514629] ? nla_parse+0x197/0x280 [ 271.518604] tc_ctl_tclass+0x3e9/0xba0 [ 271.522829] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 271.528594] ? find_held_lock+0x36/0x1d0 [ 271.532838] rtnetlink_rcv_msg+0x34f/0x8f0 [ 271.537764] ? rtnetlink_put_metrics+0x490/0x490 [ 271.542594] ? find_held_lock+0x36/0x1d0 [ 271.546927] netlink_rcv_skb+0x13e/0x3d0 [ 271.551261] ? lock_downgrade+0x860/0x860 [ 271.555534] ? rtnetlink_put_metrics+0x490/0x490 [ 271.561021] ? netlink_ack+0xa70/0xa70 [ 271.564937] ? netlink_deliver_tap+0x182/0xb00 [ 271.569892] rtnetlink_rcv+0x10/0x20 [ 271.574573] netlink_unicast+0x443/0x650 [ 271.579269] ? netlink_attachskb+0x6c0/0x6c0 [ 271.583887] ? _copy_from_iter_full+0x182/0x720 [ 271.588772] ? __check_object_size+0x1ef/0x310 [ 271.593435] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 271.598966] netlink_sendmsg+0x764/0xc60 [ 271.603136] ? netlink_unicast+0x650/0x650 [ 271.607376] ? apparmor_socket_sendmsg+0x1b/0x20 [ 271.612295] ? netlink_unicast+0x650/0x650 [ 271.616540] sock_sendmsg+0xb5/0xf0 [ 271.620160] ___sys_sendmsg+0x647/0x950 [ 271.624294] ? find_held_lock+0x36/0x1d0 [ 271.628376] ? copy_msghdr_from_user+0x430/0x430 [ 271.633127] ? __fget+0x278/0x400 [ 271.636692] ? kasan_check_read+0x11/0x20 [ 271.641318] ? __fget+0x295/0x400 [ 271.644769] ? expand_files.part.8+0x700/0x700 [ 271.649348] ? __f_unlock_pos+0xd/0x10 [ 271.653319] ? __fget_light+0x174/0x1e0 [ 271.657321] ? __fdget+0xe/0x10 [ 271.660672] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 271.665501] __sys_sendmsg+0xd9/0x180 [ 271.669433] ? __ia32_sys_shutdown+0x70/0x70 [ 271.674265] ? __sb_end_write+0xa4/0xd0 [ 271.678234] ? kasan_check_write+0x14/0x20 [ 271.682457] ? fput+0x18/0x120 [ 271.685646] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 271.691133] __x64_sys_sendmsg+0x73/0xb0 [ 271.695196] do_syscall_64+0xd0/0x4e0 [ 271.699002] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 271.704179] RIP: 0033:0x463d89 [ 271.707353] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 271.726325] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 271.734198] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 271.741473] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 271.748812] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 271.756152] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 271.763422] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 271.773885] FAULT_INJECTION: forcing a failure. [ 271.773885] name failslab, interval 1, probability 0, space 0, times 0 [ 271.790191] CPU: 1 PID: 12930 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 271.798096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.807552] Call Trace: [ 271.810220] dump_stack+0x123/0x171 [ 271.813950] should_fail.cold.4+0x5/0xa [ 271.817922] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 271.823128] ? lock_downgrade+0x860/0x860 [ 271.827357] ? ___might_sleep+0x16b/0x270 [ 271.831630] __should_failslab+0xba/0xf0 [ 271.835794] should_failslab+0x9/0x20 [ 271.839791] kmem_cache_alloc_trace+0x2cb/0x740 [ 271.844747] ? qfq_change_class+0xa93/0x14e0 [ 271.849152] ? qfq_change_class+0xa93/0x14e0 [ 271.853808] ? __local_bh_enable_ip+0x160/0x260 [ 271.858695] qfq_change_class+0xad9/0x14e0 [ 271.863006] ? qfq_delete_class+0x2d0/0x2d0 [ 271.867574] ? nla_parse+0x197/0x280 [ 271.871278] tc_ctl_tclass+0x3e9/0xba0 [ 271.875249] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 271.880703] ? find_held_lock+0x36/0x1d0 [ 271.884843] rtnetlink_rcv_msg+0x34f/0x8f0 [ 271.889177] ? rtnetlink_put_metrics+0x490/0x490 [ 271.893952] ? find_held_lock+0x36/0x1d0 [ 271.897999] netlink_rcv_skb+0x13e/0x3d0 [ 271.902055] ? lock_downgrade+0x860/0x860 [ 271.906677] ? rtnetlink_put_metrics+0x490/0x490 [ 271.911438] ? netlink_ack+0xa70/0xa70 [ 271.915310] ? netlink_deliver_tap+0x182/0xb00 [ 271.919882] rtnetlink_rcv+0x10/0x20 [ 271.923675] netlink_unicast+0x443/0x650 [ 271.927719] ? netlink_attachskb+0x6c0/0x6c0 [ 271.932225] ? _copy_from_iter_full+0x182/0x720 [ 271.937052] ? __check_object_size+0x1ef/0x310 [ 271.941630] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 271.947512] netlink_sendmsg+0x764/0xc60 [ 271.951560] ? netlink_unicast+0x650/0x650 [ 271.955787] ? apparmor_socket_sendmsg+0x1b/0x20 [ 271.960670] ? netlink_unicast+0x650/0x650 [ 271.964919] sock_sendmsg+0xb5/0xf0 [ 271.968535] ___sys_sendmsg+0x647/0x950 [ 271.972694] ? find_held_lock+0x36/0x1d0 [ 271.976758] ? copy_msghdr_from_user+0x430/0x430 [ 271.981917] ? __fget+0x278/0x400 [ 271.985359] ? kasan_check_read+0x11/0x20 [ 271.989487] ? __fget+0x295/0x400 [ 271.993172] ? expand_files.part.8+0x700/0x700 [ 271.997752] ? __f_unlock_pos+0xd/0x10 [ 272.001730] ? __fget_light+0x174/0x1e0 [ 272.005773] ? __fdget+0xe/0x10 [ 272.009053] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 272.013987] __sys_sendmsg+0xd9/0x180 [ 272.017772] ? __ia32_sys_shutdown+0x70/0x70 [ 272.022247] ? __sb_end_write+0xa4/0xd0 [ 272.026294] ? kasan_check_write+0x14/0x20 [ 272.030512] ? fput+0x18/0x120 [ 272.033734] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.039316] __x64_sys_sendmsg+0x73/0xb0 [ 272.043468] do_syscall_64+0xd0/0x4e0 [ 272.047271] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.052912] RIP: 0033:0x463d89 [ 272.056088] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 272.074979] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 272.082851] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 272.090198] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 272.097666] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 272.104952] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 272.112404] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 272.138688] FAULT_INJECTION: forcing a failure. [ 272.138688] name failslab, interval 1, probability 0, space 0, times 0 [ 272.153983] CPU: 1 PID: 12944 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 272.162064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.172113] Call Trace: [ 272.174890] dump_stack+0x123/0x171 [ 272.178700] should_fail.cold.4+0x5/0xa [ 272.182992] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 272.188196] ? lock_downgrade+0x860/0x860 [ 272.192343] ? ___might_sleep+0x16b/0x270 [ 272.196491] __should_failslab+0xba/0xf0 [ 272.200596] should_failslab+0x9/0x20 [ 272.204388] kmem_cache_alloc_trace+0x2cb/0x740 [ 272.209039] ? qfq_change_class+0xa93/0x14e0 [ 272.213446] ? qfq_change_class+0xa93/0x14e0 [ 272.217942] ? __local_bh_enable_ip+0x160/0x260 [ 272.222594] qfq_change_class+0xad9/0x14e0 [ 272.226988] ? qfq_delete_class+0x2d0/0x2d0 [ 272.232095] ? nla_parse+0x197/0x280 [ 272.235977] tc_ctl_tclass+0x3e9/0xba0 [ 272.239860] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 272.245044] ? find_held_lock+0x36/0x1d0 [ 272.249120] rtnetlink_rcv_msg+0x34f/0x8f0 [ 272.253374] ? rtnetlink_put_metrics+0x490/0x490 [ 272.258127] ? find_held_lock+0x36/0x1d0 [ 272.262185] netlink_rcv_skb+0x13e/0x3d0 [ 272.266245] ? lock_downgrade+0x860/0x860 [ 272.270386] ? rtnetlink_put_metrics+0x490/0x490 [ 272.275133] ? netlink_ack+0xa70/0xa70 [ 272.279006] ? netlink_deliver_tap+0x182/0xb00 [ 272.283580] rtnetlink_rcv+0x10/0x20 [ 272.287269] netlink_unicast+0x443/0x650 [ 272.291316] ? netlink_attachskb+0x6c0/0x6c0 [ 272.295883] ? _copy_from_iter_full+0x182/0x720 [ 272.300532] ? __check_object_size+0x1ef/0x310 [ 272.305122] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 272.310684] netlink_sendmsg+0x764/0xc60 [ 272.314850] ? netlink_unicast+0x650/0x650 [ 272.319063] ? apparmor_socket_sendmsg+0x1b/0x20 [ 272.323987] ? netlink_unicast+0x650/0x650 [ 272.328200] sock_sendmsg+0xb5/0xf0 [ 272.331916] ___sys_sendmsg+0x647/0x950 [ 272.335879] ? find_held_lock+0x36/0x1d0 [ 272.340200] ? copy_msghdr_from_user+0x430/0x430 [ 272.345118] ? __fget+0x278/0x400 [ 272.348617] ? kasan_check_read+0x11/0x20 [ 272.352938] ? __fget+0x295/0x400 [ 272.356522] ? expand_files.part.8+0x700/0x700 [ 272.361101] ? __f_unlock_pos+0xd/0x10 [ 272.365364] ? __fget_light+0x174/0x1e0 [ 272.369838] ? __fdget+0xe/0x10 [ 272.373876] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 272.378881] __sys_sendmsg+0xd9/0x180 [ 272.382759] ? __ia32_sys_shutdown+0x70/0x70 [ 272.387284] ? __sb_end_write+0xa4/0xd0 [ 272.391332] ? kasan_check_write+0x14/0x20 [ 272.395634] ? fput+0x18/0x120 [ 272.399000] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.404696] __x64_sys_sendmsg+0x73/0xb0 [ 272.409222] do_syscall_64+0xd0/0x4e0 [ 272.413434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.418928] RIP: 0033:0x463d89 2021/06/23 21:24:47 executed programs: 623 [ 272.422107] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 272.441355] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 272.449075] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 272.456743] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 272.464539] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 272.472140] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 272.479484] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 272.506266] FAULT_INJECTION: forcing a failure. [ 272.506266] name failslab, interval 1, probability 0, space 0, times 0 [ 272.528272] CPU: 0 PID: 12961 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 272.536524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.546062] Call Trace: [ 272.548816] dump_stack+0x123/0x171 [ 272.552432] should_fail.cold.4+0x5/0xa [ 272.556409] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 272.561513] ? lock_downgrade+0x860/0x860 [ 272.566440] ? ___might_sleep+0x16b/0x270 [ 272.570640] __should_failslab+0xba/0xf0 [ 272.574780] should_failslab+0x9/0x20 [ 272.578957] kmem_cache_alloc_trace+0x2cb/0x740 [ 272.583730] ? qfq_change_class+0xa93/0x14e0 [ 272.588132] ? qfq_change_class+0xa93/0x14e0 [ 272.592621] ? __local_bh_enable_ip+0x160/0x260 [ 272.597414] qfq_change_class+0xad9/0x14e0 [ 272.601637] ? qfq_delete_class+0x2d0/0x2d0 [ 272.606303] ? nla_parse+0x197/0x280 [ 272.610001] tc_ctl_tclass+0x3e9/0xba0 [ 272.613979] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 272.619338] ? find_held_lock+0x36/0x1d0 [ 272.623391] rtnetlink_rcv_msg+0x34f/0x8f0 [ 272.627776] ? rtnetlink_put_metrics+0x490/0x490 [ 272.632798] ? find_held_lock+0x36/0x1d0 [ 272.636937] netlink_rcv_skb+0x13e/0x3d0 [ 272.641076] ? lock_downgrade+0x860/0x860 [ 272.645230] ? rtnetlink_put_metrics+0x490/0x490 [ 272.650159] ? netlink_ack+0xa70/0xa70 [ 272.654053] ? netlink_deliver_tap+0x182/0xb00 [ 272.658805] rtnetlink_rcv+0x10/0x20 [ 272.662663] netlink_unicast+0x443/0x650 [ 272.666858] ? netlink_attachskb+0x6c0/0x6c0 [ 272.671692] ? _copy_from_iter_full+0x182/0x720 [ 272.676372] ? __check_object_size+0x1ef/0x310 [ 272.681040] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 272.686657] netlink_sendmsg+0x764/0xc60 [ 272.690705] ? netlink_unicast+0x650/0x650 [ 272.694928] ? apparmor_socket_sendmsg+0x1b/0x20 [ 272.699673] ? netlink_unicast+0x650/0x650 [ 272.703908] sock_sendmsg+0xb5/0xf0 [ 272.707517] ___sys_sendmsg+0x647/0x950 [ 272.711468] ? find_held_lock+0x36/0x1d0 [ 272.715510] ? copy_msghdr_from_user+0x430/0x430 [ 272.720333] ? __fget+0x278/0x400 [ 272.723767] ? kasan_check_read+0x11/0x20 [ 272.727894] ? __fget+0x295/0x400 [ 272.731326] ? expand_files.part.8+0x700/0x700 [ 272.735996] ? __f_unlock_pos+0xd/0x10 [ 272.739863] ? __fget_light+0x174/0x1e0 [ 272.743921] ? __fdget+0xe/0x10 [ 272.747276] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 272.752111] __sys_sendmsg+0xd9/0x180 [ 272.755893] ? __ia32_sys_shutdown+0x70/0x70 [ 272.760279] ? __sb_end_write+0xa4/0xd0 [ 272.764232] ? kasan_check_write+0x14/0x20 [ 272.769071] ? fput+0x18/0x120 [ 272.772251] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.777709] __x64_sys_sendmsg+0x73/0xb0 [ 272.781769] do_syscall_64+0xd0/0x4e0 [ 272.785563] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.790817] RIP: 0033:0x463d89 [ 272.794039] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 272.812931] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 272.820831] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 272.828173] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 272.835457] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 272.842798] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 272.850180] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 272.862296] FAULT_INJECTION: forcing a failure. [ 272.862296] name failslab, interval 1, probability 0, space 0, times 0 [ 272.880407] CPU: 1 PID: 12962 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 272.888328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.897985] Call Trace: [ 272.900580] dump_stack+0x123/0x171 [ 272.904310] should_fail.cold.4+0x5/0xa [ 272.908382] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 272.913915] ? lock_downgrade+0x860/0x860 [ 272.918049] ? ___might_sleep+0x16b/0x270 [ 272.922186] __should_failslab+0xba/0xf0 [ 272.926587] should_failslab+0x9/0x20 [ 272.930393] kmem_cache_alloc_trace+0x2cb/0x740 [ 272.935114] ? qfq_change_class+0xa93/0x14e0 [ 272.939644] ? qfq_change_class+0xa93/0x14e0 [ 272.944183] ? __local_bh_enable_ip+0x160/0x260 [ 272.949033] qfq_change_class+0xad9/0x14e0 [ 272.953378] ? qfq_delete_class+0x2d0/0x2d0 [ 272.957708] ? nla_parse+0x197/0x280 [ 272.961408] tc_ctl_tclass+0x3e9/0xba0 [ 272.965282] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 272.970388] ? find_held_lock+0x36/0x1d0 [ 272.974547] rtnetlink_rcv_msg+0x34f/0x8f0 [ 272.978950] ? rtnetlink_put_metrics+0x490/0x490 [ 272.985410] ? find_held_lock+0x36/0x1d0 [ 272.990763] netlink_rcv_skb+0x13e/0x3d0 [ 272.994923] ? lock_downgrade+0x860/0x860 [ 272.999165] ? rtnetlink_put_metrics+0x490/0x490 [ 273.003922] ? netlink_ack+0xa70/0xa70 [ 273.007803] ? netlink_deliver_tap+0x182/0xb00 [ 273.012465] rtnetlink_rcv+0x10/0x20 [ 273.017598] netlink_unicast+0x443/0x650 [ 273.021749] ? netlink_attachskb+0x6c0/0x6c0 [ 273.026342] ? _copy_from_iter_full+0x182/0x720 [ 273.031149] ? __check_object_size+0x1ef/0x310 [ 273.036652] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 273.042347] netlink_sendmsg+0x764/0xc60 [ 273.046602] ? netlink_unicast+0x650/0x650 [ 273.051122] ? apparmor_socket_sendmsg+0x1b/0x20 [ 273.055862] ? netlink_unicast+0x650/0x650 [ 273.060601] sock_sendmsg+0xb5/0xf0 [ 273.067229] ___sys_sendmsg+0x647/0x950 [ 273.071323] ? find_held_lock+0x36/0x1d0 [ 273.075626] ? copy_msghdr_from_user+0x430/0x430 [ 273.080452] ? __fget+0x278/0x400 [ 273.084783] ? kasan_check_read+0x11/0x20 [ 273.089040] ? __fget+0x295/0x400 [ 273.092806] ? expand_files.part.8+0x700/0x700 [ 273.097656] ? __f_unlock_pos+0xd/0x10 [ 273.101538] ? __fget_light+0x174/0x1e0 [ 273.105492] ? __fdget+0xe/0x10 [ 273.108774] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 273.113612] __sys_sendmsg+0xd9/0x180 [ 273.117501] ? __ia32_sys_shutdown+0x70/0x70 [ 273.122302] ? __sb_end_write+0xa4/0xd0 [ 273.126713] ? kasan_check_write+0x14/0x20 [ 273.130931] ? fput+0x18/0x120 [ 273.134111] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.139485] __x64_sys_sendmsg+0x73/0xb0 [ 273.143795] do_syscall_64+0xd0/0x4e0 [ 273.147592] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.152958] RIP: 0033:0x463d89 [ 273.156391] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 273.175728] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 273.183853] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 273.191139] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 273.198613] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 273.206369] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 273.213827] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 273.238767] FAULT_INJECTION: forcing a failure. [ 273.238767] name failslab, interval 1, probability 0, space 0, times 0 [ 273.252509] CPU: 1 PID: 12972 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 273.260499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.270135] Call Trace: [ 273.272770] dump_stack+0x123/0x171 [ 273.276493] should_fail.cold.4+0x5/0xa [ 273.280472] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 273.285580] ? lock_downgrade+0x860/0x860 [ 273.289841] ? ___might_sleep+0x16b/0x270 [ 273.294031] __should_failslab+0xba/0xf0 [ 273.298192] should_failslab+0x9/0x20 [ 273.302208] kmem_cache_alloc_trace+0x2cb/0x740 [ 273.306875] ? qfq_change_class+0xa93/0x14e0 [ 273.311271] ? qfq_change_class+0xa93/0x14e0 [ 273.315763] ? __local_bh_enable_ip+0x160/0x260 [ 273.320426] qfq_change_class+0xad9/0x14e0 [ 273.324752] ? qfq_delete_class+0x2d0/0x2d0 [ 273.329062] ? nla_parse+0x197/0x280 [ 273.332940] tc_ctl_tclass+0x3e9/0xba0 [ 273.336815] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 273.341901] ? find_held_lock+0x36/0x1d0 [ 273.345961] rtnetlink_rcv_msg+0x34f/0x8f0 [ 273.350206] ? rtnetlink_put_metrics+0x490/0x490 [ 273.354953] ? find_held_lock+0x36/0x1d0 [ 273.359024] netlink_rcv_skb+0x13e/0x3d0 [ 273.363158] ? lock_downgrade+0x860/0x860 [ 273.367294] ? rtnetlink_put_metrics+0x490/0x490 [ 273.372490] ? netlink_ack+0xa70/0xa70 [ 273.376376] ? netlink_deliver_tap+0x182/0xb00 [ 273.381052] rtnetlink_rcv+0x10/0x20 [ 273.384758] netlink_unicast+0x443/0x650 [ 273.388809] ? netlink_attachskb+0x6c0/0x6c0 [ 273.393381] ? _copy_from_iter_full+0x182/0x720 [ 273.398046] ? __check_object_size+0x1ef/0x310 [ 273.402607] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 273.409351] netlink_sendmsg+0x764/0xc60 [ 273.413652] ? netlink_unicast+0x650/0x650 [ 273.417884] ? apparmor_socket_sendmsg+0x1b/0x20 [ 273.422730] ? netlink_unicast+0x650/0x650 [ 273.426950] sock_sendmsg+0xb5/0xf0 [ 273.430589] ___sys_sendmsg+0x647/0x950 [ 273.434649] ? find_held_lock+0x36/0x1d0 [ 273.438692] ? copy_msghdr_from_user+0x430/0x430 [ 273.443427] ? __fget+0x278/0x400 [ 273.446862] ? kasan_check_read+0x11/0x20 [ 273.451357] ? __fget+0x295/0x400 [ 273.455237] ? expand_files.part.8+0x700/0x700 [ 273.460073] ? __f_unlock_pos+0xd/0x10 [ 273.463956] ? __fget_light+0x174/0x1e0 [ 273.467956] ? __fdget+0xe/0x10 [ 273.471221] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 273.476050] __sys_sendmsg+0xd9/0x180 [ 273.479835] ? __ia32_sys_shutdown+0x70/0x70 [ 273.484227] ? __sb_end_write+0xa4/0xd0 [ 273.488274] ? kasan_check_write+0x14/0x20 [ 273.492493] ? fput+0x18/0x120 [ 273.495856] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.501230] __x64_sys_sendmsg+0x73/0xb0 [ 273.505363] do_syscall_64+0xd0/0x4e0 [ 273.509624] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.515184] RIP: 0033:0x463d89 [ 273.518380] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 273.538105] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 273.545842] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 273.553270] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 273.560621] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 273.568826] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 273.576176] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 273.588101] nla_parse: 4 callbacks suppressed [ 273.588105] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 273.623969] FAULT_INJECTION: forcing a failure. [ 273.623969] name failslab, interval 1, probability 0, space 0, times 0 [ 273.635876] CPU: 0 PID: 12976 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 273.643936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.653367] Call Trace: [ 273.657612] dump_stack+0x123/0x171 [ 273.661313] should_fail.cold.4+0x5/0xa [ 273.665272] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 273.670377] ? lock_downgrade+0x860/0x860 [ 273.674518] ? ___might_sleep+0x16b/0x270 [ 273.678967] __should_failslab+0xba/0xf0 [ 273.683112] should_failslab+0x9/0x20 [ 273.686900] kmem_cache_alloc_trace+0x2cb/0x740 [ 273.691743] ? qfq_change_class+0xa93/0x14e0 [ 273.696154] ? qfq_change_class+0xa93/0x14e0 [ 273.700589] ? __local_bh_enable_ip+0x160/0x260 [ 273.705248] qfq_change_class+0xad9/0x14e0 [ 273.709937] ? qfq_delete_class+0x2d0/0x2d0 [ 273.714959] ? nla_parse+0x197/0x280 [ 273.718703] tc_ctl_tclass+0x3e9/0xba0 [ 273.722751] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 273.727838] ? find_held_lock+0x36/0x1d0 [ 273.731914] rtnetlink_rcv_msg+0x34f/0x8f0 [ 273.736141] ? rtnetlink_put_metrics+0x490/0x490 [ 273.740902] ? find_held_lock+0x36/0x1d0 [ 273.745058] netlink_rcv_skb+0x13e/0x3d0 [ 273.749119] ? lock_downgrade+0x860/0x860 [ 273.753353] ? rtnetlink_put_metrics+0x490/0x490 [ 273.758228] ? netlink_ack+0xa70/0xa70 [ 273.762383] ? netlink_deliver_tap+0x182/0xb00 [ 273.766973] rtnetlink_rcv+0x10/0x20 [ 273.770686] netlink_unicast+0x443/0x650 [ 273.774738] ? netlink_attachskb+0x6c0/0x6c0 [ 273.779148] ? _copy_from_iter_full+0x182/0x720 [ 273.783809] ? __check_object_size+0x1ef/0x310 [ 273.788365] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 273.793891] netlink_sendmsg+0x764/0xc60 [ 273.797957] ? netlink_unicast+0x650/0x650 [ 273.802261] ? apparmor_socket_sendmsg+0x1b/0x20 [ 273.807019] ? netlink_unicast+0x650/0x650 [ 273.811275] sock_sendmsg+0xb5/0xf0 [ 273.814987] ___sys_sendmsg+0x647/0x950 [ 273.818949] ? find_held_lock+0x36/0x1d0 [ 273.822990] ? copy_msghdr_from_user+0x430/0x430 [ 273.827724] ? __fget+0x278/0x400 [ 273.831244] ? kasan_check_read+0x11/0x20 [ 273.835375] ? __fget+0x295/0x400 [ 273.838842] ? expand_files.part.8+0x700/0x700 [ 273.843683] ? __f_unlock_pos+0xd/0x10 [ 273.847651] ? __fget_light+0x174/0x1e0 [ 273.851637] ? __fdget+0xe/0x10 [ 273.855084] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 273.859912] __sys_sendmsg+0xd9/0x180 [ 273.863710] ? __ia32_sys_shutdown+0x70/0x70 [ 273.868100] ? __sb_end_write+0xa4/0xd0 [ 273.872150] ? kasan_check_write+0x14/0x20 [ 273.876374] ? fput+0x18/0x120 [ 273.879579] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.885014] __x64_sys_sendmsg+0x73/0xb0 [ 273.889154] do_syscall_64+0xd0/0x4e0 [ 273.893040] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.898343] RIP: 0033:0x463d89 [ 273.901598] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 273.920638] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 273.928930] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 273.936364] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 273.944073] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 273.951596] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 273.959282] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 273.967287] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 273.985367] FAULT_INJECTION: forcing a failure. [ 273.985367] name failslab, interval 1, probability 0, space 0, times 0 [ 273.998422] CPU: 0 PID: 12986 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 274.006620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.015970] Call Trace: [ 274.018662] dump_stack+0x123/0x171 [ 274.022311] should_fail.cold.4+0x5/0xa [ 274.026362] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 274.031742] ? lock_downgrade+0x860/0x860 [ 274.035896] ? ___might_sleep+0x16b/0x270 [ 274.040156] __should_failslab+0xba/0xf0 [ 274.044220] should_failslab+0x9/0x20 [ 274.048102] kmem_cache_alloc_trace+0x2cb/0x740 [ 274.052768] ? qfq_change_class+0xa93/0x14e0 [ 274.057168] ? qfq_change_class+0xa93/0x14e0 [ 274.061684] ? __local_bh_enable_ip+0x160/0x260 [ 274.066551] qfq_change_class+0xad9/0x14e0 [ 274.070868] ? qfq_delete_class+0x2d0/0x2d0 [ 274.075277] ? nla_parse+0x197/0x280 [ 274.079039] tc_ctl_tclass+0x3e9/0xba0 [ 274.083127] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 274.088420] ? find_held_lock+0x36/0x1d0 [ 274.092592] rtnetlink_rcv_msg+0x34f/0x8f0 [ 274.096939] ? rtnetlink_put_metrics+0x490/0x490 [ 274.101678] ? find_held_lock+0x36/0x1d0 [ 274.105736] netlink_rcv_skb+0x13e/0x3d0 [ 274.109834] ? lock_downgrade+0x860/0x860 [ 274.113967] ? rtnetlink_put_metrics+0x490/0x490 [ 274.118714] ? netlink_ack+0xa70/0xa70 [ 274.122609] ? netlink_deliver_tap+0x182/0xb00 [ 274.127205] rtnetlink_rcv+0x10/0x20 [ 274.130904] netlink_unicast+0x443/0x650 [ 274.135034] ? netlink_attachskb+0x6c0/0x6c0 [ 274.139439] ? _copy_from_iter_full+0x182/0x720 [ 274.144103] ? __check_object_size+0x1ef/0x310 [ 274.148672] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 274.154439] netlink_sendmsg+0x764/0xc60 [ 274.158510] ? netlink_unicast+0x650/0x650 [ 274.162911] ? apparmor_socket_sendmsg+0x1b/0x20 [ 274.167658] ? netlink_unicast+0x650/0x650 [ 274.171888] sock_sendmsg+0xb5/0xf0 [ 274.175509] ___sys_sendmsg+0x647/0x950 [ 274.179469] ? find_held_lock+0x36/0x1d0 [ 274.183524] ? copy_msghdr_from_user+0x430/0x430 [ 274.188364] ? __fget+0x278/0x400 [ 274.192010] ? kasan_check_read+0x11/0x20 [ 274.196413] ? __fget+0x295/0x400 [ 274.199914] ? expand_files.part.8+0x700/0x700 [ 274.205415] ? __f_unlock_pos+0xd/0x10 [ 274.209300] ? __fget_light+0x174/0x1e0 [ 274.213374] ? __fdget+0xe/0x10 [ 274.216655] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 274.221585] __sys_sendmsg+0xd9/0x180 [ 274.225642] ? __ia32_sys_shutdown+0x70/0x70 [ 274.230354] ? __sb_end_write+0xa4/0xd0 [ 274.234323] ? kasan_check_write+0x14/0x20 [ 274.238541] ? fput+0x18/0x120 [ 274.241724] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.247112] __x64_sys_sendmsg+0x73/0xb0 [ 274.251173] do_syscall_64+0xd0/0x4e0 [ 274.254974] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.260268] RIP: 0033:0x463d89 [ 274.263538] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 274.282869] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 274.290770] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 274.298949] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 274.306212] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 274.313647] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 274.321002] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 274.331876] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 274.360369] FAULT_INJECTION: forcing a failure. [ 274.360369] name failslab, interval 1, probability 0, space 0, times 0 [ 274.373838] CPU: 1 PID: 13000 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 274.382089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.391522] Call Trace: [ 274.394110] dump_stack+0x123/0x171 [ 274.397831] should_fail.cold.4+0x5/0xa [ 274.402032] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 274.407301] ? lock_downgrade+0x860/0x860 [ 274.411534] ? ___might_sleep+0x16b/0x270 [ 274.415679] __should_failslab+0xba/0xf0 [ 274.420102] should_failslab+0x9/0x20 [ 274.423913] kmem_cache_alloc_trace+0x2cb/0x740 [ 274.428564] ? qfq_change_class+0xa93/0x14e0 [ 274.432954] ? qfq_change_class+0xa93/0x14e0 [ 274.437357] ? __local_bh_enable_ip+0x160/0x260 [ 274.442026] qfq_change_class+0xad9/0x14e0 [ 274.446525] ? qfq_delete_class+0x2d0/0x2d0 [ 274.450830] ? nla_parse+0x197/0x280 [ 274.454551] tc_ctl_tclass+0x3e9/0xba0 [ 274.458434] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 274.463542] ? find_held_lock+0x36/0x1d0 [ 274.467701] rtnetlink_rcv_msg+0x34f/0x8f0 [ 274.472321] ? rtnetlink_put_metrics+0x490/0x490 [ 274.477326] ? find_held_lock+0x36/0x1d0 [ 274.481457] netlink_rcv_skb+0x13e/0x3d0 [ 274.485500] ? lock_downgrade+0x860/0x860 [ 274.489629] ? rtnetlink_put_metrics+0x490/0x490 [ 274.494479] ? netlink_ack+0xa70/0xa70 [ 274.498354] ? netlink_deliver_tap+0x182/0xb00 [ 274.502936] rtnetlink_rcv+0x10/0x20 [ 274.506631] netlink_unicast+0x443/0x650 [ 274.510767] ? netlink_attachskb+0x6c0/0x6c0 [ 274.515158] ? _copy_from_iter_full+0x182/0x720 [ 274.519817] ? __check_object_size+0x1ef/0x310 [ 274.524434] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 274.530651] netlink_sendmsg+0x764/0xc60 [ 274.534700] ? netlink_unicast+0x650/0x650 [ 274.539049] ? apparmor_socket_sendmsg+0x1b/0x20 [ 274.545003] ? netlink_unicast+0x650/0x650 [ 274.549258] sock_sendmsg+0xb5/0xf0 [ 274.552945] ___sys_sendmsg+0x647/0x950 [ 274.557107] ? find_held_lock+0x36/0x1d0 [ 274.561286] ? copy_msghdr_from_user+0x430/0x430 [ 274.566286] ? __fget+0x278/0x400 [ 274.569727] ? kasan_check_read+0x11/0x20 [ 274.573952] ? __fget+0x295/0x400 [ 274.577438] ? expand_files.part.8+0x700/0x700 [ 274.582020] ? __f_unlock_pos+0xd/0x10 [ 274.585903] ? __fget_light+0x174/0x1e0 [ 274.590051] ? __fdget+0xe/0x10 [ 274.593313] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 274.598136] __sys_sendmsg+0xd9/0x180 [ 274.601915] ? __ia32_sys_shutdown+0x70/0x70 [ 274.606307] ? __sb_end_write+0xa4/0xd0 [ 274.610469] ? kasan_check_write+0x14/0x20 [ 274.614684] ? fput+0x18/0x120 [ 274.617870] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.623230] __x64_sys_sendmsg+0x73/0xb0 [ 274.627284] do_syscall_64+0xd0/0x4e0 [ 274.631119] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.636468] RIP: 0033:0x463d89 [ 274.639934] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 274.659091] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 274.666953] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 274.674428] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 274.681860] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 274.689134] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 274.696587] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 274.711926] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 274.735792] FAULT_INJECTION: forcing a failure. [ 274.735792] name failslab, interval 1, probability 0, space 0, times 0 [ 274.750814] CPU: 0 PID: 13004 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 274.758996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.768344] Call Trace: [ 274.770919] dump_stack+0x123/0x171 [ 274.774525] should_fail.cold.4+0x5/0xa [ 274.778564] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 274.783924] ? lock_downgrade+0x860/0x860 [ 274.788048] ? ___might_sleep+0x16b/0x270 [ 274.792183] __should_failslab+0xba/0xf0 [ 274.796232] should_failslab+0x9/0x20 [ 274.800113] kmem_cache_alloc_trace+0x2cb/0x740 [ 274.804760] ? qfq_change_class+0xa93/0x14e0 [ 274.809149] ? qfq_change_class+0xa93/0x14e0 [ 274.813720] ? __local_bh_enable_ip+0x160/0x260 [ 274.818385] qfq_change_class+0xad9/0x14e0 [ 274.822893] ? qfq_delete_class+0x2d0/0x2d0 [ 274.827202] ? nla_parse+0x197/0x280 [ 274.830895] tc_ctl_tclass+0x3e9/0xba0 [ 274.834777] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 274.840084] ? find_held_lock+0x36/0x1d0 [ 274.844242] rtnetlink_rcv_msg+0x34f/0x8f0 [ 274.848505] ? rtnetlink_put_metrics+0x490/0x490 [ 274.853256] ? find_held_lock+0x36/0x1d0 [ 274.857322] netlink_rcv_skb+0x13e/0x3d0 [ 274.861406] ? lock_downgrade+0x860/0x860 [ 274.865556] ? rtnetlink_put_metrics+0x490/0x490 [ 274.870332] ? netlink_ack+0xa70/0xa70 [ 274.874205] ? netlink_deliver_tap+0x182/0xb00 [ 274.878974] rtnetlink_rcv+0x10/0x20 [ 274.882675] netlink_unicast+0x443/0x650 [ 274.886717] ? netlink_attachskb+0x6c0/0x6c0 [ 274.891213] ? _copy_from_iter_full+0x182/0x720 [ 274.896124] ? __check_object_size+0x1ef/0x310 [ 274.900700] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 274.906225] netlink_sendmsg+0x764/0xc60 [ 274.910322] ? netlink_unicast+0x650/0x650 [ 274.914710] ? apparmor_socket_sendmsg+0x1b/0x20 [ 274.919451] ? netlink_unicast+0x650/0x650 [ 274.923669] sock_sendmsg+0xb5/0xf0 [ 274.927376] ___sys_sendmsg+0x647/0x950 [ 274.931362] ? find_held_lock+0x36/0x1d0 [ 274.935510] ? copy_msghdr_from_user+0x430/0x430 [ 274.940246] ? __fget+0x278/0x400 [ 274.943687] ? kasan_check_read+0x11/0x20 [ 274.947832] ? __fget+0x295/0x400 [ 274.951383] ? expand_files.part.8+0x700/0x700 [ 274.955950] ? __f_unlock_pos+0xd/0x10 [ 274.959820] ? __fget_light+0x174/0x1e0 [ 274.963869] ? __fdget+0xe/0x10 [ 274.967127] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 274.972184] __sys_sendmsg+0xd9/0x180 [ 274.975974] ? __ia32_sys_shutdown+0x70/0x70 [ 274.980485] ? __sb_end_write+0xa4/0xd0 [ 274.984626] ? kasan_check_write+0x14/0x20 [ 274.988839] ? fput+0x18/0x120 [ 274.992093] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.998079] __x64_sys_sendmsg+0x73/0xb0 [ 275.002210] do_syscall_64+0xd0/0x4e0 [ 275.005995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.011541] RIP: 0033:0x463d89 [ 275.014717] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 275.033778] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 275.041929] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 275.049352] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 275.056692] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 275.063947] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 275.071215] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 275.083464] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 275.106705] FAULT_INJECTION: forcing a failure. [ 275.106705] name failslab, interval 1, probability 0, space 0, times 0 [ 275.118516] CPU: 0 PID: 13014 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 275.126825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.136168] Call Trace: [ 275.138856] dump_stack+0x123/0x171 [ 275.142829] should_fail.cold.4+0x5/0xa [ 275.146805] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 275.152189] ? lock_downgrade+0x860/0x860 [ 275.156469] ? ___might_sleep+0x16b/0x270 [ 275.160602] __should_failslab+0xba/0xf0 [ 275.164650] should_failslab+0x9/0x20 [ 275.168431] kmem_cache_alloc_trace+0x2cb/0x740 [ 275.173180] ? qfq_change_class+0xa93/0x14e0 [ 275.177605] ? qfq_change_class+0xa93/0x14e0 [ 275.182119] ? __local_bh_enable_ip+0x160/0x260 [ 275.186791] qfq_change_class+0xad9/0x14e0 [ 275.191491] ? qfq_delete_class+0x2d0/0x2d0 [ 275.195974] ? nla_parse+0x197/0x280 [ 275.199760] tc_ctl_tclass+0x3e9/0xba0 [ 275.203632] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 275.208839] ? find_held_lock+0x36/0x1d0 [ 275.212919] rtnetlink_rcv_msg+0x34f/0x8f0 [ 275.217170] ? rtnetlink_put_metrics+0x490/0x490 [ 275.221938] ? find_held_lock+0x36/0x1d0 [ 275.225991] netlink_rcv_skb+0x13e/0x3d0 [ 275.230049] ? lock_downgrade+0x860/0x860 [ 275.234481] ? rtnetlink_put_metrics+0x490/0x490 [ 275.239265] ? netlink_ack+0xa70/0xa70 [ 275.243157] ? netlink_deliver_tap+0x182/0xb00 [ 275.247836] rtnetlink_rcv+0x10/0x20 [ 275.251791] netlink_unicast+0x443/0x650 [ 275.255938] ? netlink_attachskb+0x6c0/0x6c0 [ 275.260416] ? _copy_from_iter_full+0x182/0x720 [ 275.265072] ? __check_object_size+0x1ef/0x310 [ 275.269826] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 275.275361] netlink_sendmsg+0x764/0xc60 [ 275.279661] ? netlink_unicast+0x650/0x650 [ 275.283897] ? apparmor_socket_sendmsg+0x1b/0x20 [ 275.288769] ? netlink_unicast+0x650/0x650 [ 275.293151] sock_sendmsg+0xb5/0xf0 [ 275.296773] ___sys_sendmsg+0x647/0x950 [ 275.300731] ? find_held_lock+0x36/0x1d0 [ 275.304780] ? copy_msghdr_from_user+0x430/0x430 [ 275.309540] ? __fget+0x278/0x400 [ 275.312981] ? kasan_check_read+0x11/0x20 [ 275.317231] ? __fget+0x295/0x400 [ 275.320665] ? expand_files.part.8+0x700/0x700 [ 275.325489] ? __f_unlock_pos+0xd/0x10 [ 275.329359] ? __fget_light+0x174/0x1e0 [ 275.333317] ? __fdget+0xe/0x10 [ 275.336582] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 275.341402] __sys_sendmsg+0xd9/0x180 [ 275.345181] ? __ia32_sys_shutdown+0x70/0x70 [ 275.349577] ? __sb_end_write+0xa4/0xd0 [ 275.353627] ? kasan_check_write+0x14/0x20 [ 275.357849] ? fput+0x18/0x120 [ 275.361026] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.366534] __x64_sys_sendmsg+0x73/0xb0 [ 275.371110] do_syscall_64+0xd0/0x4e0 [ 275.374906] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.380330] RIP: 0033:0x463d89 [ 275.383512] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 275.403778] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 275.412040] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 275.419430] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 275.426987] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 275.434440] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 275.441894] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 275.451885] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 275.489354] FAULT_INJECTION: forcing a failure. [ 275.489354] name failslab, interval 1, probability 0, space 0, times 0 [ 275.501137] CPU: 1 PID: 13024 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 275.509109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.518632] Call Trace: [ 275.521205] dump_stack+0x123/0x171 [ 275.524823] should_fail.cold.4+0x5/0xa [ 275.528779] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 275.533888] ? lock_downgrade+0x860/0x860 [ 275.538030] ? ___might_sleep+0x16b/0x270 [ 275.542279] __should_failslab+0xba/0xf0 [ 275.546369] should_failslab+0x9/0x20 [ 275.550167] kmem_cache_alloc_trace+0x2cb/0x740 [ 275.554816] ? qfq_change_class+0xa93/0x14e0 [ 275.559215] ? qfq_change_class+0xa93/0x14e0 [ 275.563629] ? __local_bh_enable_ip+0x160/0x260 [ 275.568384] qfq_change_class+0xad9/0x14e0 [ 275.572618] ? qfq_delete_class+0x2d0/0x2d0 [ 275.576920] ? nla_parse+0x197/0x280 [ 275.580730] tc_ctl_tclass+0x3e9/0xba0 [ 275.584860] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 275.590053] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 275.594809] rtnetlink_rcv_msg+0x34f/0x8f0 [ 275.599035] ? rtnetlink_put_metrics+0x490/0x490 [ 275.603780] ? find_held_lock+0x36/0x1d0 [ 275.607838] netlink_rcv_skb+0x13e/0x3d0 [ 275.611885] ? lock_downgrade+0x860/0x860 [ 275.616117] ? rtnetlink_put_metrics+0x490/0x490 [ 275.620856] ? netlink_ack+0xa70/0xa70 [ 275.625012] ? netlink_deliver_tap+0x182/0xb00 [ 275.629639] rtnetlink_rcv+0x10/0x20 [ 275.633362] netlink_unicast+0x443/0x650 [ 275.637401] ? netlink_attachskb+0x6c0/0x6c0 [ 275.641794] ? _copy_from_iter_full+0x182/0x720 [ 275.646763] ? __check_object_size+0x1ef/0x310 [ 275.651511] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 275.657057] netlink_sendmsg+0x764/0xc60 [ 275.661100] ? netlink_unicast+0x650/0x650 [ 275.665350] ? apparmor_socket_sendmsg+0x1b/0x20 [ 275.670189] ? netlink_unicast+0x650/0x650 [ 275.674554] sock_sendmsg+0xb5/0xf0 [ 275.678292] ___sys_sendmsg+0x647/0x950 [ 275.682259] ? find_held_lock+0x36/0x1d0 [ 275.686311] ? copy_msghdr_from_user+0x430/0x430 [ 275.691136] ? __fget+0x278/0x400 [ 275.694585] ? kasan_check_read+0x11/0x20 [ 275.698957] ? __fget+0x295/0x400 [ 275.702597] ? expand_files.part.8+0x700/0x700 [ 275.707160] ? __f_unlock_pos+0xd/0x10 [ 275.711026] ? __fget_light+0x174/0x1e0 [ 275.714977] ? __fdget+0xe/0x10 [ 275.718409] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 275.723460] __sys_sendmsg+0xd9/0x180 [ 275.727268] ? __ia32_sys_shutdown+0x70/0x70 [ 275.732026] ? __sb_end_write+0xa4/0xd0 [ 275.736081] ? kasan_check_write+0x14/0x20 [ 275.740470] ? fput+0x18/0x120 [ 275.743657] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.749102] __x64_sys_sendmsg+0x73/0xb0 [ 275.753271] do_syscall_64+0xd0/0x4e0 [ 275.757144] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.762499] RIP: 0033:0x463d89 [ 275.765696] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 275.785240] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 275.793036] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 275.800650] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 275.808273] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 275.816056] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 275.823317] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 275.832411] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 275.850722] FAULT_INJECTION: forcing a failure. [ 275.850722] name failslab, interval 1, probability 0, space 0, times 0 [ 275.862932] CPU: 1 PID: 13032 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 275.871173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.880515] Call Trace: [ 275.883111] dump_stack+0x123/0x171 [ 275.886739] should_fail.cold.4+0x5/0xa [ 275.891258] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 275.896611] ? lock_downgrade+0x860/0x860 [ 275.900838] ? ___might_sleep+0x16b/0x270 [ 275.904976] __should_failslab+0xba/0xf0 [ 275.909025] should_failslab+0x9/0x20 [ 275.912895] kmem_cache_alloc_trace+0x2cb/0x740 [ 275.917646] ? qfq_change_class+0xa93/0x14e0 [ 275.922072] ? qfq_change_class+0xa93/0x14e0 [ 275.926467] ? __local_bh_enable_ip+0x160/0x260 [ 275.931121] qfq_change_class+0xad9/0x14e0 [ 275.935441] ? qfq_delete_class+0x2d0/0x2d0 [ 275.939772] ? nla_parse+0x197/0x280 [ 275.943470] tc_ctl_tclass+0x3e9/0xba0 [ 275.947371] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 275.952456] ? find_held_lock+0x36/0x1d0 [ 275.956546] rtnetlink_rcv_msg+0x34f/0x8f0 [ 275.960889] ? rtnetlink_put_metrics+0x490/0x490 [ 275.965647] ? find_held_lock+0x36/0x1d0 [ 275.969892] netlink_rcv_skb+0x13e/0x3d0 [ 275.974029] ? lock_downgrade+0x860/0x860 [ 275.978162] ? rtnetlink_put_metrics+0x490/0x490 [ 275.982983] ? netlink_ack+0xa70/0xa70 [ 275.986850] ? netlink_deliver_tap+0x182/0xb00 [ 275.991511] rtnetlink_rcv+0x10/0x20 [ 275.995205] netlink_unicast+0x443/0x650 [ 275.999255] ? netlink_attachskb+0x6c0/0x6c0 [ 276.003660] ? _copy_from_iter_full+0x182/0x720 [ 276.008435] ? __check_object_size+0x1ef/0x310 [ 276.013421] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 276.019050] netlink_sendmsg+0x764/0xc60 [ 276.023188] ? netlink_unicast+0x650/0x650 [ 276.027697] ? apparmor_socket_sendmsg+0x1b/0x20 [ 276.032529] ? netlink_unicast+0x650/0x650 [ 276.036854] sock_sendmsg+0xb5/0xf0 [ 276.040578] ___sys_sendmsg+0x647/0x950 [ 276.044645] ? find_held_lock+0x36/0x1d0 [ 276.048704] ? copy_msghdr_from_user+0x430/0x430 [ 276.053446] ? __fget+0x278/0x400 [ 276.056984] ? kasan_check_read+0x11/0x20 [ 276.061127] ? __fget+0x295/0x400 [ 276.064559] ? expand_files.part.8+0x700/0x700 [ 276.069117] ? __f_unlock_pos+0xd/0x10 [ 276.072989] ? __fget_light+0x174/0x1e0 [ 276.077121] ? __fdget+0xe/0x10 [ 276.080396] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 276.085291] __sys_sendmsg+0xd9/0x180 [ 276.089068] ? __ia32_sys_shutdown+0x70/0x70 [ 276.093457] ? __sb_end_write+0xa4/0xd0 [ 276.097427] ? kasan_check_write+0x14/0x20 [ 276.101662] ? fput+0x18/0x120 [ 276.104930] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.110393] __x64_sys_sendmsg+0x73/0xb0 [ 276.114553] do_syscall_64+0xd0/0x4e0 [ 276.118529] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.123784] RIP: 0033:0x463d89 [ 276.126958] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 276.145945] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 276.153742] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 276.161087] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 276.168347] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 276.175687] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 276.182933] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 276.192254] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 276.226530] FAULT_INJECTION: forcing a failure. [ 276.226530] name failslab, interval 1, probability 0, space 0, times 0 [ 276.239160] CPU: 0 PID: 13042 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 276.247132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.256467] Call Trace: [ 276.259062] dump_stack+0x123/0x171 [ 276.262688] should_fail.cold.4+0x5/0xa [ 276.266655] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 276.271935] ? lock_downgrade+0x860/0x860 [ 276.276352] ? ___might_sleep+0x16b/0x270 [ 276.280485] __should_failslab+0xba/0xf0 [ 276.284534] should_failslab+0x9/0x20 [ 276.288327] kmem_cache_alloc_trace+0x2cb/0x740 [ 276.293159] ? qfq_change_class+0xa93/0x14e0 [ 276.297554] ? qfq_change_class+0xa93/0x14e0 [ 276.302168] ? __local_bh_enable_ip+0x160/0x260 [ 276.306838] qfq_change_class+0xad9/0x14e0 [ 276.311074] ? qfq_delete_class+0x2d0/0x2d0 [ 276.315386] ? nla_parse+0x197/0x280 [ 276.319087] tc_ctl_tclass+0x3e9/0xba0 [ 276.323151] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 276.328273] ? find_held_lock+0x36/0x1d0 [ 276.332360] rtnetlink_rcv_msg+0x34f/0x8f0 [ 276.336860] ? rtnetlink_put_metrics+0x490/0x490 [ 276.341613] ? find_held_lock+0x36/0x1d0 [ 276.346061] netlink_rcv_skb+0x13e/0x3d0 [ 276.350121] ? lock_downgrade+0x860/0x860 [ 276.354253] ? rtnetlink_put_metrics+0x490/0x490 [ 276.359211] ? netlink_ack+0xa70/0xa70 [ 276.363105] ? netlink_deliver_tap+0x182/0xb00 [ 276.367687] rtnetlink_rcv+0x10/0x20 [ 276.371389] netlink_unicast+0x443/0x650 [ 276.375525] ? netlink_attachskb+0x6c0/0x6c0 [ 276.380167] ? _copy_from_iter_full+0x182/0x720 [ 276.385024] ? __check_object_size+0x1ef/0x310 [ 276.389613] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 276.395314] netlink_sendmsg+0x764/0xc60 [ 276.399482] ? netlink_unicast+0x650/0x650 [ 276.403810] ? apparmor_socket_sendmsg+0x1b/0x20 [ 276.408643] ? netlink_unicast+0x650/0x650 [ 276.412861] sock_sendmsg+0xb5/0xf0 [ 276.416639] ___sys_sendmsg+0x647/0x950 [ 276.420596] ? find_held_lock+0x36/0x1d0 [ 276.424741] ? copy_msghdr_from_user+0x430/0x430 [ 276.429504] ? __fget+0x278/0x400 [ 276.432939] ? kasan_check_read+0x11/0x20 [ 276.437065] ? __fget+0x295/0x400 [ 276.440502] ? expand_files.part.8+0x700/0x700 [ 276.445355] ? __f_unlock_pos+0xd/0x10 [ 276.449262] ? __fget_light+0x174/0x1e0 [ 276.453211] ? __fdget+0xe/0x10 [ 276.456470] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 276.461493] __sys_sendmsg+0xd9/0x180 [ 276.465278] ? __ia32_sys_shutdown+0x70/0x70 [ 276.469878] ? __sb_end_write+0xa4/0xd0 [ 276.473853] ? kasan_check_write+0x14/0x20 [ 276.478447] ? fput+0x18/0x120 [ 276.482063] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.487434] __x64_sys_sendmsg+0x73/0xb0 [ 276.492301] do_syscall_64+0xd0/0x4e0 [ 276.496985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.502762] RIP: 0033:0x463d89 [ 276.505953] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 276.527317] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 276.535237] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 276.543287] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 276.550645] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 276.558427] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 276.565869] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 276.576633] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 276.605871] FAULT_INJECTION: forcing a failure. [ 276.605871] name failslab, interval 1, probability 0, space 0, times 0 [ 276.621554] CPU: 1 PID: 13052 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 276.629807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.640627] Call Trace: [ 276.643416] dump_stack+0x123/0x171 [ 276.647230] should_fail.cold.4+0x5/0xa [ 276.651666] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 276.656868] ? lock_downgrade+0x860/0x860 [ 276.661275] ? ___might_sleep+0x16b/0x270 [ 276.665441] __should_failslab+0xba/0xf0 [ 276.669677] should_failslab+0x9/0x20 [ 276.674465] kmem_cache_alloc_trace+0x2cb/0x740 [ 276.679236] ? qfq_change_class+0xa93/0x14e0 [ 276.683747] ? qfq_change_class+0xa93/0x14e0 [ 276.688163] ? __local_bh_enable_ip+0x160/0x260 [ 276.692816] qfq_change_class+0xad9/0x14e0 [ 276.697378] ? qfq_delete_class+0x2d0/0x2d0 [ 276.702213] ? nla_parse+0x197/0x280 [ 276.706982] tc_ctl_tclass+0x3e9/0xba0 [ 276.710946] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 276.716130] ? find_held_lock+0x36/0x1d0 [ 276.720357] rtnetlink_rcv_msg+0x34f/0x8f0 [ 276.724575] ? rtnetlink_put_metrics+0x490/0x490 [ 276.729529] ? find_held_lock+0x36/0x1d0 [ 276.733763] netlink_rcv_skb+0x13e/0x3d0 [ 276.737908] ? lock_downgrade+0x860/0x860 [ 276.742317] ? rtnetlink_put_metrics+0x490/0x490 [ 276.747140] ? netlink_ack+0xa70/0xa70 [ 276.751300] ? netlink_deliver_tap+0x182/0xb00 [ 276.755971] rtnetlink_rcv+0x10/0x20 [ 276.759670] netlink_unicast+0x443/0x650 [ 276.763872] ? netlink_attachskb+0x6c0/0x6c0 [ 276.768361] ? _copy_from_iter_full+0x182/0x720 [ 276.773121] ? __check_object_size+0x1ef/0x310 [ 276.777683] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 276.783200] netlink_sendmsg+0x764/0xc60 [ 276.787462] ? netlink_unicast+0x650/0x650 [ 276.791688] ? apparmor_socket_sendmsg+0x1b/0x20 [ 276.796440] ? netlink_unicast+0x650/0x650 [ 276.800660] sock_sendmsg+0xb5/0xf0 [ 276.804270] ___sys_sendmsg+0x647/0x950 [ 276.808253] ? find_held_lock+0x36/0x1d0 [ 276.812313] ? copy_msghdr_from_user+0x430/0x430 [ 276.817142] ? __fget+0x278/0x400 [ 276.820576] ? kasan_check_read+0x11/0x20 [ 276.824952] ? __fget+0x295/0x400 [ 276.828502] ? expand_files.part.8+0x700/0x700 [ 276.833198] ? __f_unlock_pos+0xd/0x10 [ 276.837448] ? __fget_light+0x174/0x1e0 [ 276.841677] ? __fdget+0xe/0x10 [ 276.845045] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 276.850021] __sys_sendmsg+0xd9/0x180 [ 276.853900] ? __ia32_sys_shutdown+0x70/0x70 [ 276.858397] ? __sb_end_write+0xa4/0xd0 [ 276.862441] ? kasan_check_write+0x14/0x20 [ 276.866670] ? fput+0x18/0x120 [ 276.869959] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.875414] __x64_sys_sendmsg+0x73/0xb0 [ 276.879598] do_syscall_64+0xd0/0x4e0 [ 276.883473] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.888643] RIP: 0033:0x463d89 [ 276.891900] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 276.910869] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 276.918730] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 276.926166] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 276.933425] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 276.940709] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 276.947983] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 276.962210] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 276.985418] FAULT_INJECTION: forcing a failure. [ 276.985418] name failslab, interval 1, probability 0, space 0, times 0 [ 277.001403] CPU: 0 PID: 13060 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 277.009301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.018906] Call Trace: [ 277.021489] dump_stack+0x123/0x171 [ 277.025222] should_fail.cold.4+0x5/0xa [ 277.029198] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 277.034297] ? lock_downgrade+0x860/0x860 [ 277.038431] ? ___might_sleep+0x16b/0x270 [ 277.042559] __should_failslab+0xba/0xf0 [ 277.046609] should_failslab+0x9/0x20 [ 277.050381] kmem_cache_alloc_trace+0x2cb/0x740 [ 277.055120] ? qfq_change_class+0xa93/0x14e0 [ 277.059693] ? qfq_change_class+0xa93/0x14e0 [ 277.064359] ? __local_bh_enable_ip+0x160/0x260 [ 277.069121] qfq_change_class+0xad9/0x14e0 [ 277.073535] ? qfq_delete_class+0x2d0/0x2d0 [ 277.077849] ? nla_parse+0x197/0x280 [ 277.081645] tc_ctl_tclass+0x3e9/0xba0 [ 277.085619] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 277.090710] ? find_held_lock+0x36/0x1d0 [ 277.094759] rtnetlink_rcv_msg+0x34f/0x8f0 [ 277.098972] ? rtnetlink_put_metrics+0x490/0x490 [ 277.103805] ? find_held_lock+0x36/0x1d0 [ 277.107959] netlink_rcv_skb+0x13e/0x3d0 [ 277.112000] ? lock_downgrade+0x860/0x860 [ 277.116155] ? rtnetlink_put_metrics+0x490/0x490 [ 277.120885] ? netlink_ack+0xa70/0xa70 [ 277.124748] ? netlink_deliver_tap+0x182/0xb00 [ 277.129310] rtnetlink_rcv+0x10/0x20 [ 277.133256] netlink_unicast+0x443/0x650 [ 277.137293] ? netlink_attachskb+0x6c0/0x6c0 [ 277.141872] ? _copy_from_iter_full+0x182/0x720 [ 277.146535] ? __check_object_size+0x1ef/0x310 [ 277.151089] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 277.156777] netlink_sendmsg+0x764/0xc60 [ 277.160901] ? netlink_unicast+0x650/0x650 [ 277.165151] ? apparmor_socket_sendmsg+0x1b/0x20 [ 277.169943] ? netlink_unicast+0x650/0x650 [ 277.174472] sock_sendmsg+0xb5/0xf0 [ 277.178087] ___sys_sendmsg+0x647/0x950 [ 277.182042] ? find_held_lock+0x36/0x1d0 [ 277.186100] ? copy_msghdr_from_user+0x430/0x430 [ 277.190934] ? __fget+0x278/0x400 [ 277.194643] ? kasan_check_read+0x11/0x20 [ 277.198861] ? __fget+0x295/0x400 [ 277.202291] ? expand_files.part.8+0x700/0x700 [ 277.206947] ? __f_unlock_pos+0xd/0x10 [ 277.210821] ? __fget_light+0x174/0x1e0 [ 277.214871] ? __fdget+0xe/0x10 [ 277.218267] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 277.223202] __sys_sendmsg+0xd9/0x180 [ 277.226980] ? __ia32_sys_shutdown+0x70/0x70 [ 277.231386] ? __sb_end_write+0xa4/0xd0 [ 277.235340] ? kasan_check_write+0x14/0x20 [ 277.239822] ? fput+0x18/0x120 [ 277.243130] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.248487] __x64_sys_sendmsg+0x73/0xb0 [ 277.252891] do_syscall_64+0xd0/0x4e0 [ 277.256836] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.262118] RIP: 0033:0x463d89 [ 277.265637] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 277.284703] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 277.292481] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 277.299940] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 277.307520] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 277.314879] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 277.322322] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 277.342662] FAULT_INJECTION: forcing a failure. [ 277.342662] name failslab, interval 1, probability 0, space 0, times 0 [ 277.364750] CPU: 0 PID: 13070 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 277.372822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.382183] Call Trace: [ 277.384767] dump_stack+0x123/0x171 [ 277.388398] should_fail.cold.4+0x5/0xa [ 277.392537] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 277.397723] ? lock_downgrade+0x860/0x860 [ 277.401889] ? ___might_sleep+0x16b/0x270 [ 277.406031] __should_failslab+0xba/0xf0 [ 277.410183] should_failslab+0x9/0x20 [ 277.414946] kmem_cache_alloc_trace+0x2cb/0x740 [ 277.420170] ? qfq_change_class+0xa93/0x14e0 [ 277.424664] ? qfq_change_class+0xa93/0x14e0 [ 277.429068] ? __local_bh_enable_ip+0x160/0x260 [ 277.433816] qfq_change_class+0xad9/0x14e0 [ 277.438333] ? qfq_delete_class+0x2d0/0x2d0 [ 277.442738] ? nla_parse+0x197/0x280 [ 277.446446] tc_ctl_tclass+0x3e9/0xba0 [ 277.450369] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 277.455820] ? find_held_lock+0x36/0x1d0 [ 277.459995] rtnetlink_rcv_msg+0x34f/0x8f0 [ 277.464233] ? rtnetlink_put_metrics+0x490/0x490 [ 277.469005] ? find_held_lock+0x36/0x1d0 [ 277.473256] netlink_rcv_skb+0x13e/0x3d0 [ 277.477671] ? lock_downgrade+0x860/0x860 [ 277.481814] ? rtnetlink_put_metrics+0x490/0x490 [ 277.486572] ? netlink_ack+0xa70/0xa70 [ 277.490542] ? netlink_deliver_tap+0x182/0xb00 [ 277.495383] rtnetlink_rcv+0x10/0x20 [ 277.499190] netlink_unicast+0x443/0x650 [ 277.503235] ? netlink_attachskb+0x6c0/0x6c0 [ 277.507820] ? _copy_from_iter_full+0x182/0x720 [ 277.512820] ? __check_object_size+0x1ef/0x310 [ 277.517573] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 277.523292] netlink_sendmsg+0x764/0xc60 [ 277.527455] ? netlink_unicast+0x650/0x650 [ 277.531855] ? apparmor_socket_sendmsg+0x1b/0x20 [ 277.536594] ? netlink_unicast+0x650/0x650 [ 277.541002] sock_sendmsg+0xb5/0xf0 [ 277.544610] ___sys_sendmsg+0x647/0x950 [ 277.548600] ? find_held_lock+0x36/0x1d0 [ 277.552730] ? copy_msghdr_from_user+0x430/0x430 [ 277.557483] ? __fget+0x278/0x400 [ 277.561544] ? kasan_check_read+0x11/0x20 [ 277.565677] ? __fget+0x295/0x400 [ 277.569841] ? expand_files.part.8+0x700/0x700 [ 277.574414] ? __f_unlock_pos+0xd/0x10 [ 277.578482] ? __fget_light+0x174/0x1e0 [ 277.582456] ? __fdget+0xe/0x10 [ 277.585723] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 277.590542] __sys_sendmsg+0xd9/0x180 [ 277.594337] ? __ia32_sys_shutdown+0x70/0x70 [ 277.598754] ? __sb_end_write+0xa4/0xd0 [ 277.602819] ? kasan_check_write+0x14/0x20 [ 277.607061] ? fput+0x18/0x120 [ 277.610331] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.615854] __x64_sys_sendmsg+0x73/0xb0 [ 277.620078] do_syscall_64+0xd0/0x4e0 [ 277.623877] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.629253] RIP: 0033:0x463d89 [ 277.632430] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 277.652291] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 277.660007] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 277.667443] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 277.674784] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 277.682151] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 2021/06/23 21:24:52 executed programs: 637 [ 277.689754] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 277.713593] FAULT_INJECTION: forcing a failure. [ 277.713593] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 277.725906] CPU: 0 PID: 13078 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 277.733957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.743497] Call Trace: [ 277.746105] dump_stack+0x123/0x171 [ 277.750945] should_fail.cold.4+0x5/0xa [ 277.755267] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 277.760976] ? save_stack+0xa9/0xd0 [ 277.764614] __alloc_pages_nodemask+0x1d5/0x710 [ 277.769302] ? __alloc_pages_slowpath+0x2560/0x2560 [ 277.774410] cache_grow_begin+0x91/0x8d0 [ 277.778644] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 277.783849] kmem_cache_alloc_node_trace+0x665/0x730 [ 277.788957] __kmalloc_node+0x3c/0x70 [ 277.792752] qdisc_alloc+0xb1/0x9a0 [ 277.796370] ? kmem_cache_alloc_trace+0x347/0x740 [ 277.801216] qdisc_create_dflt+0x5e/0x1a0 [ 277.805361] qfq_change_class+0x6ae/0x14e0 [ 277.809592] ? security_capable+0x58/0xa0 [ 277.813827] ? qfq_delete_class+0x2d0/0x2d0 [ 277.818136] ? nla_parse+0x197/0x280 [ 277.821838] tc_ctl_tclass+0x3e9/0xba0 [ 277.825724] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 277.830991] ? find_held_lock+0x36/0x1d0 [ 277.835053] rtnetlink_rcv_msg+0x34f/0x8f0 [ 277.839300] ? rtnetlink_put_metrics+0x490/0x490 [ 277.844073] ? find_held_lock+0x36/0x1d0 [ 277.848137] netlink_rcv_skb+0x13e/0x3d0 [ 277.852350] ? lock_downgrade+0x860/0x860 [ 277.856577] ? rtnetlink_put_metrics+0x490/0x490 [ 277.861508] ? netlink_ack+0xa70/0xa70 [ 277.865395] ? netlink_deliver_tap+0x182/0xb00 [ 277.870017] rtnetlink_rcv+0x10/0x20 [ 277.873715] netlink_unicast+0x443/0x650 [ 277.877860] ? netlink_attachskb+0x6c0/0x6c0 [ 277.882261] ? _copy_from_iter_full+0x182/0x720 [ 277.886919] ? __check_object_size+0x1ef/0x310 [ 277.891569] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 277.897182] netlink_sendmsg+0x764/0xc60 [ 277.901336] ? netlink_unicast+0x650/0x650 [ 277.905566] ? apparmor_socket_sendmsg+0x1b/0x20 [ 277.910560] ? netlink_unicast+0x650/0x650 [ 277.914782] sock_sendmsg+0xb5/0xf0 [ 277.918391] ___sys_sendmsg+0x647/0x950 [ 277.922353] ? find_held_lock+0x36/0x1d0 [ 277.926417] ? copy_msghdr_from_user+0x430/0x430 [ 277.931578] ? __fget+0x278/0x400 [ 277.935114] ? kasan_check_read+0x11/0x20 [ 277.939565] ? __fget+0x295/0x400 [ 277.943365] ? expand_files.part.8+0x700/0x700 [ 277.947953] ? __f_unlock_pos+0xd/0x10 [ 277.951826] ? __fget_light+0x174/0x1e0 [ 277.955788] ? __fdget+0xe/0x10 [ 277.959086] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 277.964096] __sys_sendmsg+0xd9/0x180 [ 277.967899] ? __ia32_sys_shutdown+0x70/0x70 [ 277.972299] ? __sb_end_write+0xa4/0xd0 [ 277.976261] ? kasan_check_write+0x14/0x20 [ 277.980477] ? fput+0x18/0x120 [ 277.983660] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.989028] __x64_sys_sendmsg+0x73/0xb0 [ 277.993081] do_syscall_64+0xd0/0x4e0 [ 277.996890] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 278.002109] RIP: 0033:0x463d89 [ 278.005330] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 278.024309] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 278.032096] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 278.039350] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 278.046867] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 278.054127] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 278.061471] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 278.079962] FAULT_INJECTION: forcing a failure. [ 278.079962] name failslab, interval 1, probability 0, space 0, times 0 [ 278.096392] CPU: 1 PID: 13086 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 278.104302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.113638] Call Trace: [ 278.116208] dump_stack+0x123/0x171 [ 278.119815] should_fail.cold.4+0x5/0xa [ 278.123772] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 278.128853] ? lock_downgrade+0x860/0x860 [ 278.132981] ? ___might_sleep+0x16b/0x270 [ 278.137296] __should_failslab+0xba/0xf0 [ 278.141360] should_failslab+0x9/0x20 [ 278.145236] kmem_cache_alloc_trace+0x2cb/0x740 [ 278.149896] ? qfq_change_class+0xa93/0x14e0 [ 278.154295] ? qfq_change_class+0xa93/0x14e0 [ 278.158890] ? __local_bh_enable_ip+0x160/0x260 [ 278.163548] qfq_change_class+0xad9/0x14e0 [ 278.168011] ? qfq_delete_class+0x2d0/0x2d0 [ 278.172398] ? nla_parse+0x197/0x280 [ 278.176103] tc_ctl_tclass+0x3e9/0xba0 [ 278.180036] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 278.185128] ? find_held_lock+0x36/0x1d0 [ 278.189273] rtnetlink_rcv_msg+0x34f/0x8f0 [ 278.193507] ? rtnetlink_put_metrics+0x490/0x490 [ 278.198350] ? find_held_lock+0x36/0x1d0 [ 278.202476] netlink_rcv_skb+0x13e/0x3d0 [ 278.206608] ? lock_downgrade+0x860/0x860 [ 278.210826] ? rtnetlink_put_metrics+0x490/0x490 [ 278.215943] ? netlink_ack+0xa70/0xa70 [ 278.219922] ? netlink_deliver_tap+0x182/0xb00 [ 278.224492] rtnetlink_rcv+0x10/0x20 [ 278.228194] netlink_unicast+0x443/0x650 [ 278.232424] ? netlink_attachskb+0x6c0/0x6c0 [ 278.237456] ? _copy_from_iter_full+0x182/0x720 [ 278.242150] ? __check_object_size+0x1ef/0x310 [ 278.246712] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 278.252231] netlink_sendmsg+0x764/0xc60 [ 278.256286] ? netlink_unicast+0x650/0x650 [ 278.260513] ? apparmor_socket_sendmsg+0x1b/0x20 [ 278.265338] ? netlink_unicast+0x650/0x650 [ 278.269726] sock_sendmsg+0xb5/0xf0 [ 278.273442] ___sys_sendmsg+0x647/0x950 [ 278.277428] ? find_held_lock+0x36/0x1d0 [ 278.281483] ? copy_msghdr_from_user+0x430/0x430 [ 278.286229] ? __fget+0x278/0x400 [ 278.289661] ? kasan_check_read+0x11/0x20 [ 278.293787] ? __fget+0x295/0x400 [ 278.297484] ? expand_files.part.8+0x700/0x700 [ 278.302044] ? __f_unlock_pos+0xd/0x10 [ 278.305914] ? __fget_light+0x174/0x1e0 [ 278.309872] ? __fdget+0xe/0x10 [ 278.313132] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 278.317959] __sys_sendmsg+0xd9/0x180 [ 278.321739] ? __ia32_sys_shutdown+0x70/0x70 [ 278.326211] ? __sb_end_write+0xa4/0xd0 [ 278.330342] ? kasan_check_write+0x14/0x20 [ 278.334660] ? fput+0x18/0x120 [ 278.337969] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 278.343446] __x64_sys_sendmsg+0x73/0xb0 [ 278.347677] do_syscall_64+0xd0/0x4e0 [ 278.351568] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 278.357045] RIP: 0033:0x463d89 [ 278.360265] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 278.379337] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 278.387059] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 278.394397] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 278.401839] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 278.409376] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 278.416647] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 278.439340] FAULT_INJECTION: forcing a failure. [ 278.439340] name failslab, interval 1, probability 0, space 0, times 0 [ 278.456448] CPU: 1 PID: 13096 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 278.464450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.474202] Call Trace: [ 278.476775] dump_stack+0x123/0x171 [ 278.480533] should_fail.cold.4+0x5/0xa [ 278.484610] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 278.489830] ? lock_downgrade+0x860/0x860 [ 278.494076] ? ___might_sleep+0x16b/0x270 [ 278.498211] __should_failslab+0xba/0xf0 [ 278.502254] should_failslab+0x9/0x20 [ 278.506308] kmem_cache_alloc_trace+0x2cb/0x740 [ 278.511001] ? qfq_change_class+0xa93/0x14e0 [ 278.515786] ? qfq_change_class+0xa93/0x14e0 [ 278.520518] ? __local_bh_enable_ip+0x160/0x260 [ 278.525180] qfq_change_class+0xad9/0x14e0 [ 278.529500] ? qfq_delete_class+0x2d0/0x2d0 [ 278.534131] ? nla_parse+0x197/0x280 [ 278.537831] tc_ctl_tclass+0x3e9/0xba0 [ 278.541811] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 278.547166] ? find_held_lock+0x36/0x1d0 [ 278.551234] rtnetlink_rcv_msg+0x34f/0x8f0 [ 278.555641] ? rtnetlink_put_metrics+0x490/0x490 [ 278.560519] ? find_held_lock+0x36/0x1d0 [ 278.564566] netlink_rcv_skb+0x13e/0x3d0 [ 278.568609] ? lock_downgrade+0x860/0x860 [ 278.572744] ? rtnetlink_put_metrics+0x490/0x490 [ 278.577487] ? netlink_ack+0xa70/0xa70 [ 278.581533] ? netlink_deliver_tap+0x182/0xb00 [ 278.586254] rtnetlink_rcv+0x10/0x20 [ 278.590040] netlink_unicast+0x443/0x650 [ 278.594212] ? netlink_attachskb+0x6c0/0x6c0 [ 278.598690] ? _copy_from_iter_full+0x182/0x720 [ 278.603342] ? __check_object_size+0x1ef/0x310 [ 278.607929] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 278.613851] netlink_sendmsg+0x764/0xc60 [ 278.617941] ? netlink_unicast+0x650/0x650 [ 278.622174] ? apparmor_socket_sendmsg+0x1b/0x20 [ 278.626913] ? netlink_unicast+0x650/0x650 [ 278.631220] sock_sendmsg+0xb5/0xf0 [ 278.634914] ___sys_sendmsg+0x647/0x950 [ 278.638971] ? find_held_lock+0x36/0x1d0 [ 278.643110] ? copy_msghdr_from_user+0x430/0x430 [ 278.647859] ? __fget+0x278/0x400 [ 278.651298] ? kasan_check_read+0x11/0x20 [ 278.655635] ? __fget+0x295/0x400 [ 278.659180] ? expand_files.part.8+0x700/0x700 [ 278.663830] ? __f_unlock_pos+0xd/0x10 [ 278.667818] ? __fget_light+0x174/0x1e0 [ 278.671790] ? __fdget+0xe/0x10 [ 278.675155] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 278.680259] __sys_sendmsg+0xd9/0x180 [ 278.684173] ? __ia32_sys_shutdown+0x70/0x70 [ 278.688669] ? __sb_end_write+0xa4/0xd0 [ 278.692621] ? kasan_check_write+0x14/0x20 [ 278.696836] ? fput+0x18/0x120 [ 278.700024] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 278.705504] __x64_sys_sendmsg+0x73/0xb0 [ 278.709561] do_syscall_64+0xd0/0x4e0 [ 278.713363] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 278.718535] RIP: 0033:0x463d89 [ 278.721808] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 278.741422] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 278.749347] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 278.756605] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 278.763857] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 278.771127] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 278.779008] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 278.789442] nla_parse: 4 callbacks suppressed [ 278.789445] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 278.830092] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 278.849389] FAULT_INJECTION: forcing a failure. [ 278.849389] name failslab, interval 1, probability 0, space 0, times 0 [ 278.861649] CPU: 1 PID: 13113 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 278.869774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.879214] Call Trace: [ 278.881805] dump_stack+0x123/0x171 [ 278.885518] should_fail.cold.4+0x5/0xa [ 278.889487] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 278.894580] ? lock_downgrade+0x860/0x860 [ 278.898738] ? ___might_sleep+0x16b/0x270 [ 278.902973] __should_failslab+0xba/0xf0 [ 278.907017] should_failslab+0x9/0x20 [ 278.910802] kmem_cache_alloc_trace+0x2cb/0x740 [ 278.915454] ? qfq_change_class+0xa93/0x14e0 [ 278.919942] ? qfq_change_class+0xa93/0x14e0 [ 278.924331] ? __local_bh_enable_ip+0x160/0x260 [ 278.928985] qfq_change_class+0xad9/0x14e0 [ 278.933306] ? qfq_delete_class+0x2d0/0x2d0 [ 278.937611] ? nla_parse+0x197/0x280 [ 278.941427] tc_ctl_tclass+0x3e9/0xba0 [ 278.945337] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 278.950432] ? find_held_lock+0x36/0x1d0 [ 278.954502] rtnetlink_rcv_msg+0x34f/0x8f0 [ 278.958836] ? rtnetlink_put_metrics+0x490/0x490 [ 278.963791] ? find_held_lock+0x36/0x1d0 [ 278.967849] netlink_rcv_skb+0x13e/0x3d0 [ 278.971905] ? lock_downgrade+0x860/0x860 [ 278.976046] ? rtnetlink_put_metrics+0x490/0x490 [ 278.980809] ? netlink_ack+0xa70/0xa70 [ 278.984780] ? netlink_deliver_tap+0x182/0xb00 [ 278.989374] rtnetlink_rcv+0x10/0x20 [ 278.993160] netlink_unicast+0x443/0x650 [ 278.997209] ? netlink_attachskb+0x6c0/0x6c0 [ 279.001599] ? _copy_from_iter_full+0x182/0x720 [ 279.006253] ? __check_object_size+0x1ef/0x310 [ 279.010828] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 279.016454] netlink_sendmsg+0x764/0xc60 [ 279.021087] ? netlink_unicast+0x650/0x650 [ 279.025490] ? apparmor_socket_sendmsg+0x1b/0x20 [ 279.030231] ? netlink_unicast+0x650/0x650 [ 279.034567] sock_sendmsg+0xb5/0xf0 [ 279.038285] ___sys_sendmsg+0x647/0x950 [ 279.042241] ? find_held_lock+0x36/0x1d0 [ 279.046403] ? copy_msghdr_from_user+0x430/0x430 [ 279.051239] ? __fget+0x278/0x400 [ 279.054881] ? kasan_check_read+0x11/0x20 [ 279.059113] ? __fget+0x295/0x400 [ 279.062552] ? expand_files.part.8+0x700/0x700 [ 279.067216] ? __f_unlock_pos+0xd/0x10 [ 279.071107] ? __fget_light+0x174/0x1e0 [ 279.075169] ? __fdget+0xe/0x10 [ 279.078439] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 279.083623] __sys_sendmsg+0xd9/0x180 [ 279.087859] ? __ia32_sys_shutdown+0x70/0x70 [ 279.092337] ? __sb_end_write+0xa4/0xd0 [ 279.096569] ? kasan_check_write+0x14/0x20 [ 279.100787] ? fput+0x18/0x120 [ 279.103982] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.109338] __x64_sys_sendmsg+0x73/0xb0 [ 279.113401] do_syscall_64+0xd0/0x4e0 [ 279.117193] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.122846] RIP: 0033:0x463d89 [ 279.126047] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 279.145484] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 279.153260] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 279.160711] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 279.167973] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 279.175330] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 279.182583] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 279.195849] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 279.217970] FAULT_INJECTION: forcing a failure. [ 279.217970] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 279.230064] CPU: 1 PID: 13114 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 279.238040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.247657] Call Trace: [ 279.250230] dump_stack+0x123/0x171 [ 279.253928] should_fail.cold.4+0x5/0xa [ 279.257905] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 279.263016] ? save_stack+0xa9/0xd0 [ 279.266652] __alloc_pages_nodemask+0x1d5/0x710 [ 279.271317] ? __alloc_pages_slowpath+0x2560/0x2560 [ 279.276322] cache_grow_begin+0x91/0x8d0 [ 279.280377] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 279.285553] kmem_cache_alloc_node_trace+0x665/0x730 [ 279.290654] __kmalloc_node+0x3c/0x70 [ 279.294539] qdisc_alloc+0xb1/0x9a0 [ 279.298256] ? kmem_cache_alloc_trace+0x347/0x740 [ 279.303308] qdisc_create_dflt+0x5e/0x1a0 [ 279.307455] qfq_change_class+0x6ae/0x14e0 [ 279.311863] ? security_capable+0x58/0xa0 [ 279.316001] ? qfq_delete_class+0x2d0/0x2d0 [ 279.320394] ? nla_parse+0x197/0x280 [ 279.324306] tc_ctl_tclass+0x3e9/0xba0 [ 279.328301] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 279.333388] ? find_held_lock+0x36/0x1d0 [ 279.337440] rtnetlink_rcv_msg+0x34f/0x8f0 [ 279.341673] ? rtnetlink_put_metrics+0x490/0x490 [ 279.346687] ? find_held_lock+0x36/0x1d0 [ 279.350903] netlink_rcv_skb+0x13e/0x3d0 [ 279.354983] ? lock_downgrade+0x860/0x860 [ 279.359146] ? rtnetlink_put_metrics+0x490/0x490 [ 279.364077] ? netlink_ack+0xa70/0xa70 [ 279.368123] ? netlink_deliver_tap+0x182/0xb00 [ 279.372714] rtnetlink_rcv+0x10/0x20 [ 279.376408] netlink_unicast+0x443/0x650 [ 279.380464] ? netlink_attachskb+0x6c0/0x6c0 [ 279.384880] ? _copy_from_iter_full+0x182/0x720 [ 279.389540] ? __check_object_size+0x1ef/0x310 [ 279.394136] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 279.399678] netlink_sendmsg+0x764/0xc60 [ 279.403832] ? netlink_unicast+0x650/0x650 [ 279.408091] ? apparmor_socket_sendmsg+0x1b/0x20 [ 279.413354] ? netlink_unicast+0x650/0x650 [ 279.417603] sock_sendmsg+0xb5/0xf0 [ 279.421236] ___sys_sendmsg+0x647/0x950 [ 279.425203] ? find_held_lock+0x36/0x1d0 [ 279.429354] ? copy_msghdr_from_user+0x430/0x430 [ 279.434100] ? __fget+0x278/0x400 [ 279.437557] ? kasan_check_read+0x11/0x20 [ 279.441685] ? __fget+0x295/0x400 [ 279.445119] ? expand_files.part.8+0x700/0x700 [ 279.449884] ? __f_unlock_pos+0xd/0x10 [ 279.453759] ? __fget_light+0x174/0x1e0 [ 279.458039] ? __fdget+0xe/0x10 [ 279.461367] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 279.466211] __sys_sendmsg+0xd9/0x180 [ 279.470018] ? __ia32_sys_shutdown+0x70/0x70 [ 279.474517] ? __sb_end_write+0xa4/0xd0 [ 279.478469] ? kasan_check_write+0x14/0x20 [ 279.482683] ? fput+0x18/0x120 [ 279.485857] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.491200] __x64_sys_sendmsg+0x73/0xb0 [ 279.495255] do_syscall_64+0xd0/0x4e0 [ 279.499071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.504266] RIP: 0033:0x463d89 [ 279.507474] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 279.527087] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 279.534801] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 279.542325] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 279.549585] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 279.556866] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 279.564208] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 279.583762] FAULT_INJECTION: forcing a failure. [ 279.583762] name failslab, interval 1, probability 0, space 0, times 0 [ 279.598254] CPU: 1 PID: 13124 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 279.606489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.615880] Call Trace: [ 279.618651] dump_stack+0x123/0x171 [ 279.622379] should_fail.cold.4+0x5/0xa [ 279.626346] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 279.631608] ? lock_downgrade+0x860/0x860 [ 279.635832] ? ___might_sleep+0x16b/0x270 [ 279.639997] __should_failslab+0xba/0xf0 [ 279.644038] should_failslab+0x9/0x20 [ 279.648167] kmem_cache_alloc_trace+0x2cb/0x740 [ 279.652821] ? qfq_change_class+0xa93/0x14e0 [ 279.657316] ? qfq_change_class+0xa93/0x14e0 [ 279.661716] ? __local_bh_enable_ip+0x160/0x260 [ 279.666635] qfq_change_class+0xad9/0x14e0 [ 279.670854] ? qfq_delete_class+0x2d0/0x2d0 [ 279.675163] ? nla_parse+0x197/0x280 [ 279.678878] tc_ctl_tclass+0x3e9/0xba0 [ 279.682810] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 279.687990] ? find_held_lock+0x36/0x1d0 [ 279.692045] rtnetlink_rcv_msg+0x34f/0x8f0 [ 279.696792] ? rtnetlink_put_metrics+0x490/0x490 [ 279.701538] ? find_held_lock+0x36/0x1d0 [ 279.705612] netlink_rcv_skb+0x13e/0x3d0 [ 279.709743] ? lock_downgrade+0x860/0x860 [ 279.713881] ? rtnetlink_put_metrics+0x490/0x490 [ 279.718714] ? netlink_ack+0xa70/0xa70 [ 279.722688] ? netlink_deliver_tap+0x182/0xb00 [ 279.727601] rtnetlink_rcv+0x10/0x20 [ 279.731535] netlink_unicast+0x443/0x650 [ 279.735595] ? netlink_attachskb+0x6c0/0x6c0 [ 279.740093] ? _copy_from_iter_full+0x182/0x720 [ 279.745182] ? __check_object_size+0x1ef/0x310 [ 279.750457] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 279.756429] netlink_sendmsg+0x764/0xc60 [ 279.760713] ? netlink_unicast+0x650/0x650 [ 279.765128] ? apparmor_socket_sendmsg+0x1b/0x20 [ 279.770113] ? netlink_unicast+0x650/0x650 [ 279.774376] sock_sendmsg+0xb5/0xf0 [ 279.778112] ___sys_sendmsg+0x647/0x950 [ 279.782379] ? find_held_lock+0x36/0x1d0 [ 279.786555] ? copy_msghdr_from_user+0x430/0x430 [ 279.791651] ? __fget+0x278/0x400 [ 279.795104] ? kasan_check_read+0x11/0x20 [ 279.799439] ? __fget+0x295/0x400 [ 279.803135] ? expand_files.part.8+0x700/0x700 [ 279.807878] ? __f_unlock_pos+0xd/0x10 [ 279.811758] ? __fget_light+0x174/0x1e0 [ 279.815806] ? __fdget+0xe/0x10 [ 279.819064] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 279.823991] __sys_sendmsg+0xd9/0x180 [ 279.827874] ? __ia32_sys_shutdown+0x70/0x70 [ 279.832442] ? __sb_end_write+0xa4/0xd0 [ 279.836399] ? kasan_check_write+0x14/0x20 [ 279.840646] ? fput+0x18/0x120 [ 279.843838] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.849186] __x64_sys_sendmsg+0x73/0xb0 [ 279.853226] do_syscall_64+0xd0/0x4e0 [ 279.857037] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.862338] RIP: 0033:0x463d89 [ 279.865529] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 279.884920] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 279.892617] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 279.899869] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 279.907311] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 279.914565] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 279.921903] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 279.932475] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 279.969645] FAULT_INJECTION: forcing a failure. [ 279.969645] name failslab, interval 1, probability 0, space 0, times 0 [ 279.984474] CPU: 1 PID: 13133 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 279.992462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.001920] Call Trace: [ 280.004502] dump_stack+0x123/0x171 [ 280.008391] should_fail.cold.4+0x5/0xa [ 280.012949] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 280.018072] ? lock_downgrade+0x860/0x860 [ 280.022324] ? ___might_sleep+0x16b/0x270 [ 280.026492] __should_failslab+0xba/0xf0 [ 280.031008] should_failslab+0x9/0x20 [ 280.034800] kmem_cache_alloc_trace+0x2cb/0x740 [ 280.039630] ? qfq_change_class+0xa93/0x14e0 [ 280.044371] ? qfq_change_class+0xa93/0x14e0 [ 280.049129] ? __local_bh_enable_ip+0x160/0x260 [ 280.053881] qfq_change_class+0xad9/0x14e0 [ 280.058188] ? qfq_delete_class+0x2d0/0x2d0 [ 280.062840] ? nla_parse+0x197/0x280 [ 280.066577] tc_ctl_tclass+0x3e9/0xba0 [ 280.070776] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 280.076084] ? find_held_lock+0x36/0x1d0 [ 280.080356] rtnetlink_rcv_msg+0x34f/0x8f0 [ 280.084911] ? rtnetlink_put_metrics+0x490/0x490 [ 280.089839] ? find_held_lock+0x36/0x1d0 [ 280.093915] netlink_rcv_skb+0x13e/0x3d0 [ 280.098172] ? lock_downgrade+0x860/0x860 [ 280.102304] ? rtnetlink_put_metrics+0x490/0x490 [ 280.107060] ? netlink_ack+0xa70/0xa70 [ 280.111147] ? netlink_deliver_tap+0x182/0xb00 [ 280.116066] rtnetlink_rcv+0x10/0x20 [ 280.120487] netlink_unicast+0x443/0x650 [ 280.124545] ? netlink_attachskb+0x6c0/0x6c0 [ 280.129554] ? _copy_from_iter_full+0x182/0x720 [ 280.134234] ? __check_object_size+0x1ef/0x310 [ 280.139163] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 280.144716] netlink_sendmsg+0x764/0xc60 [ 280.148938] ? netlink_unicast+0x650/0x650 [ 280.153717] ? apparmor_socket_sendmsg+0x1b/0x20 [ 280.158711] ? netlink_unicast+0x650/0x650 [ 280.163240] sock_sendmsg+0xb5/0xf0 [ 280.166952] ___sys_sendmsg+0x647/0x950 [ 280.170910] ? find_held_lock+0x36/0x1d0 [ 280.174958] ? copy_msghdr_from_user+0x430/0x430 [ 280.179698] ? __fget+0x278/0x400 [ 280.183359] ? kasan_check_read+0x11/0x20 [ 280.187703] ? __fget+0x295/0x400 [ 280.191166] ? expand_files.part.8+0x700/0x700 [ 280.195854] ? __f_unlock_pos+0xd/0x10 [ 280.199841] ? __fget_light+0x174/0x1e0 [ 280.203818] ? __fdget+0xe/0x10 [ 280.207084] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 280.212459] __sys_sendmsg+0xd9/0x180 [ 280.216527] ? __ia32_sys_shutdown+0x70/0x70 [ 280.220952] ? __sb_end_write+0xa4/0xd0 [ 280.224926] ? kasan_check_write+0x14/0x20 [ 280.229336] ? fput+0x18/0x120 [ 280.232521] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.238007] __x64_sys_sendmsg+0x73/0xb0 [ 280.242073] do_syscall_64+0xd0/0x4e0 [ 280.246101] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.251371] RIP: 0033:0x463d89 [ 280.254548] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 280.273775] RSP: 002b:00007fb1e6605198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 280.281868] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 280.289345] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 280.296949] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 280.304469] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 280.312190] R13: 00007fb1e66056bc R14: 0000000000000008 R15: 0000000000000001 [ 280.326985] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 280.349744] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 280.365870] FAULT_INJECTION: forcing a failure. [ 280.365870] name failslab, interval 1, probability 0, space 0, times 0 [ 280.381158] CPU: 0 PID: 13149 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 280.389540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.399325] Call Trace: [ 280.401948] dump_stack+0x123/0x171 [ 280.405587] should_fail.cold.4+0x5/0xa [ 280.409966] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 280.415385] ? lock_downgrade+0x860/0x860 [ 280.419655] ? ___might_sleep+0x16b/0x270 [ 280.423826] __should_failslab+0xba/0xf0 [ 280.428058] should_failslab+0x9/0x20 [ 280.432034] kmem_cache_alloc_trace+0x2cb/0x740 [ 280.436723] ? qfq_change_class+0xa93/0x14e0 [ 280.441224] ? __local_bh_enable_ip+0x160/0x260 [ 280.446179] qfq_change_class+0xad9/0x14e0 [ 280.450494] ? qfq_delete_class+0x2d0/0x2d0 [ 280.454807] ? nla_parse+0x197/0x280 [ 280.458905] tc_ctl_tclass+0x3e9/0xba0 [ 280.463229] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 280.468416] ? find_held_lock+0x36/0x1d0 [ 280.472655] rtnetlink_rcv_msg+0x34f/0x8f0 [ 280.477247] ? rtnetlink_put_metrics+0x490/0x490 [ 280.482121] ? find_held_lock+0x36/0x1d0 [ 280.486379] netlink_rcv_skb+0x13e/0x3d0 [ 280.490670] ? lock_downgrade+0x860/0x860 [ 280.495285] ? rtnetlink_put_metrics+0x490/0x490 [ 280.500121] ? netlink_ack+0xa70/0xa70 [ 280.504200] ? netlink_deliver_tap+0x182/0xb00 [ 280.509002] rtnetlink_rcv+0x10/0x20 [ 280.512968] netlink_unicast+0x443/0x650 [ 280.517056] ? netlink_attachskb+0x6c0/0x6c0 [ 280.521549] ? _copy_from_iter_full+0x182/0x720 [ 280.526230] ? __check_object_size+0x1ef/0x310 [ 280.530971] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 280.536711] netlink_sendmsg+0x764/0xc60 [ 280.540766] ? netlink_unicast+0x650/0x650 [ 280.545606] ? apparmor_socket_sendmsg+0x1b/0x20 [ 280.550481] ? netlink_unicast+0x650/0x650 [ 280.555157] sock_sendmsg+0xb5/0xf0 [ 280.559252] ___sys_sendmsg+0x647/0x950 [ 280.564368] ? find_held_lock+0x36/0x1d0 [ 280.568421] ? copy_msghdr_from_user+0x430/0x430 [ 280.573166] ? __fget+0x278/0x400 [ 280.576703] ? kasan_check_read+0x11/0x20 [ 280.581109] ? __fget+0x295/0x400 [ 280.584676] ? expand_files.part.8+0x700/0x700 [ 280.589274] ? __f_unlock_pos+0xd/0x10 [ 280.593508] ? __fget_light+0x174/0x1e0 [ 280.597477] ? __fdget+0xe/0x10 [ 280.600752] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 280.605586] __sys_sendmsg+0xd9/0x180 [ 280.609392] ? __ia32_sys_shutdown+0x70/0x70 [ 280.613961] ? __sb_end_write+0xa4/0xd0 [ 280.618120] ? kasan_check_write+0x14/0x20 [ 280.622629] ? fput+0x18/0x120 [ 280.625922] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.631273] __x64_sys_sendmsg+0x73/0xb0 [ 280.635333] do_syscall_64+0xd0/0x4e0 [ 280.639696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.644968] RIP: 0033:0x463d89 [ 280.648152] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 280.667969] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 280.676986] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 280.684707] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 280.692204] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 280.700248] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 280.708197] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 280.724222] FAULT_INJECTION: forcing a failure. [ 280.724222] name failslab, interval 1, probability 0, space 0, times 0 [ 280.740374] CPU: 1 PID: 13155 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 280.748388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.758092] Call Trace: [ 280.760671] dump_stack+0x123/0x171 [ 280.764895] should_fail.cold.4+0x5/0xa [ 280.769127] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 280.774213] ? lock_downgrade+0x860/0x860 [ 280.778341] ? ___might_sleep+0x16b/0x270 [ 280.782495] __should_failslab+0xba/0xf0 [ 280.787143] should_failslab+0x9/0x20 [ 280.790929] kmem_cache_alloc_trace+0x2cb/0x740 [ 280.795664] ? qfq_change_class+0xa93/0x14e0 [ 280.800248] ? qfq_change_class+0xa93/0x14e0 [ 280.804871] ? __local_bh_enable_ip+0x160/0x260 [ 280.809717] qfq_change_class+0xad9/0x14e0 [ 280.813963] ? qfq_delete_class+0x2d0/0x2d0 [ 280.818560] ? nla_parse+0x197/0x280 [ 280.822344] tc_ctl_tclass+0x3e9/0xba0 [ 280.826747] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 280.832077] ? find_held_lock+0x36/0x1d0 [ 280.836189] rtnetlink_rcv_msg+0x34f/0x8f0 [ 280.840547] ? rtnetlink_put_metrics+0x490/0x490 [ 280.846160] ? find_held_lock+0x36/0x1d0 [ 280.850314] netlink_rcv_skb+0x13e/0x3d0 [ 280.854828] ? lock_downgrade+0x860/0x860 [ 280.859945] ? rtnetlink_put_metrics+0x490/0x490 [ 280.864777] ? netlink_ack+0xa70/0xa70 [ 280.869892] ? netlink_deliver_tap+0x182/0xb00 [ 280.874467] rtnetlink_rcv+0x10/0x20 [ 280.878360] netlink_unicast+0x443/0x650 [ 280.882625] ? netlink_attachskb+0x6c0/0x6c0 [ 280.887014] ? _copy_from_iter_full+0x182/0x720 [ 280.891853] ? __check_object_size+0x1ef/0x310 [ 280.896610] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 280.902129] netlink_sendmsg+0x764/0xc60 [ 280.906182] ? netlink_unicast+0x650/0x650 [ 280.910534] ? apparmor_socket_sendmsg+0x1b/0x20 [ 280.915371] ? netlink_unicast+0x650/0x650 [ 280.919656] sock_sendmsg+0xb5/0xf0 [ 280.923279] ___sys_sendmsg+0x647/0x950 [ 280.927233] ? find_held_lock+0x36/0x1d0 [ 280.931619] ? copy_msghdr_from_user+0x430/0x430 [ 280.936856] ? __fget+0x278/0x400 [ 280.940300] ? kasan_check_read+0x11/0x20 [ 280.944881] ? __fget+0x295/0x400 [ 280.948508] ? expand_files.part.8+0x700/0x700 [ 280.953173] ? __f_unlock_pos+0xd/0x10 [ 280.957153] ? __fget_light+0x174/0x1e0 [ 280.961360] ? __fdget+0xe/0x10 [ 280.964677] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 280.969656] __sys_sendmsg+0xd9/0x180 [ 280.973618] ? __ia32_sys_shutdown+0x70/0x70 [ 280.978013] ? __sb_end_write+0xa4/0xd0 [ 280.982272] ? kasan_check_write+0x14/0x20 [ 280.986587] ? fput+0x18/0x120 [ 280.989948] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.995487] __x64_sys_sendmsg+0x73/0xb0 [ 280.999613] do_syscall_64+0xd0/0x4e0 [ 281.003421] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.008720] RIP: 0033:0x463d89 [ 281.011922] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 281.031735] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 281.039630] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 281.047178] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 281.054436] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 281.062163] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 281.069632] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 281.092352] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 281.114198] FAULT_INJECTION: forcing a failure. [ 281.114198] name failslab, interval 1, probability 0, space 0, times 0 [ 281.127315] CPU: 1 PID: 13164 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 281.135343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.145007] Call Trace: [ 281.147592] dump_stack+0x123/0x171 [ 281.151255] should_fail.cold.4+0x5/0xa [ 281.155232] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 281.160363] ? lock_downgrade+0x860/0x860 [ 281.164510] ? ___might_sleep+0x16b/0x270 [ 281.168860] __should_failslab+0xba/0xf0 [ 281.172927] should_failslab+0x9/0x20 [ 281.176722] kmem_cache_alloc_trace+0x2cb/0x740 [ 281.181559] ? qfq_change_class+0xa93/0x14e0 [ 281.186334] ? qfq_change_class+0xa93/0x14e0 [ 281.190729] ? __local_bh_enable_ip+0x160/0x260 [ 281.195565] qfq_change_class+0xad9/0x14e0 [ 281.199785] ? qfq_delete_class+0x2d0/0x2d0 [ 281.204104] ? nla_parse+0x197/0x280 [ 281.207807] tc_ctl_tclass+0x3e9/0xba0 [ 281.211702] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 281.216787] ? find_held_lock+0x36/0x1d0 [ 281.220839] rtnetlink_rcv_msg+0x34f/0x8f0 [ 281.225140] ? rtnetlink_put_metrics+0x490/0x490 [ 281.229917] ? find_held_lock+0x36/0x1d0 [ 281.234321] netlink_rcv_skb+0x13e/0x3d0 [ 281.238451] ? lock_downgrade+0x860/0x860 [ 281.242582] ? rtnetlink_put_metrics+0x490/0x490 [ 281.247332] ? netlink_ack+0xa70/0xa70 [ 281.251214] ? netlink_deliver_tap+0x182/0xb00 [ 281.255790] rtnetlink_rcv+0x10/0x20 [ 281.259525] netlink_unicast+0x443/0x650 [ 281.263577] ? netlink_attachskb+0x6c0/0x6c0 [ 281.268088] ? _copy_from_iter_full+0x182/0x720 [ 281.272835] ? __check_object_size+0x1ef/0x310 [ 281.277433] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 281.283082] netlink_sendmsg+0x764/0xc60 [ 281.287228] ? netlink_unicast+0x650/0x650 [ 281.291832] ? apparmor_socket_sendmsg+0x1b/0x20 [ 281.296684] ? netlink_unicast+0x650/0x650 [ 281.300912] sock_sendmsg+0xb5/0xf0 [ 281.304708] ___sys_sendmsg+0x647/0x950 [ 281.309069] ? find_held_lock+0x36/0x1d0 [ 281.313138] ? copy_msghdr_from_user+0x430/0x430 [ 281.317970] ? __fget+0x278/0x400 [ 281.321572] ? kasan_check_read+0x11/0x20 [ 281.325931] ? __fget+0x295/0x400 [ 281.329388] ? expand_files.part.8+0x700/0x700 [ 281.334152] ? __f_unlock_pos+0xd/0x10 [ 281.338029] ? __fget_light+0x174/0x1e0 [ 281.342143] ? __fdget+0xe/0x10 [ 281.345707] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 281.350551] __sys_sendmsg+0xd9/0x180 [ 281.354363] ? __ia32_sys_shutdown+0x70/0x70 [ 281.358841] ? __sb_end_write+0xa4/0xd0 [ 281.362895] ? kasan_check_write+0x14/0x20 [ 281.367229] ? fput+0x18/0x120 [ 281.370432] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.376850] __x64_sys_sendmsg+0x73/0xb0 [ 281.380935] do_syscall_64+0xd0/0x4e0 [ 281.385065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.390852] RIP: 0033:0x463d89 [ 281.394035] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 281.413048] RSP: 002b:00007fdfa7495198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 281.421217] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 281.429171] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 281.437130] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 281.445722] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 281.453944] R13: 00007fdfa74956bc R14: 0000000000000008 R15: 0000000000000001 [ 281.472649] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 281.494474] FAULT_INJECTION: forcing a failure. [ 281.494474] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 281.507083] CPU: 0 PID: 13170 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 281.515520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.525342] Call Trace: [ 281.527945] dump_stack+0x123/0x171 [ 281.531585] should_fail.cold.4+0x5/0xa [ 281.535886] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 281.541316] ? save_stack+0xa9/0xd0 [ 281.545407] __alloc_pages_nodemask+0x1d5/0x710 [ 281.550181] ? __alloc_pages_slowpath+0x2560/0x2560 [ 281.555384] cache_grow_begin+0x91/0x8d0 [ 281.559689] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 281.565636] kmem_cache_alloc_node_trace+0x665/0x730 [ 281.571763] __kmalloc_node+0x3c/0x70 [ 281.575862] qdisc_alloc+0xb1/0x9a0 [ 281.579582] ? kmem_cache_alloc_trace+0x347/0x740 [ 281.584536] qdisc_create_dflt+0x5e/0x1a0 [ 281.588698] qfq_change_class+0x6ae/0x14e0 [ 281.592954] ? security_capable+0x58/0xa0 [ 281.597288] ? qfq_delete_class+0x2d0/0x2d0 [ 281.602125] ? nla_parse+0x197/0x280 [ 281.605931] tc_ctl_tclass+0x3e9/0xba0 [ 281.610196] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 281.615334] ? find_held_lock+0x36/0x1d0 [ 281.619479] rtnetlink_rcv_msg+0x34f/0x8f0 [ 281.623965] ? rtnetlink_put_metrics+0x490/0x490 [ 281.629065] ? find_held_lock+0x36/0x1d0 [ 281.633835] netlink_rcv_skb+0x13e/0x3d0 [ 281.638352] ? lock_downgrade+0x860/0x860 [ 281.642793] ? rtnetlink_put_metrics+0x490/0x490 [ 281.647818] ? netlink_ack+0xa70/0xa70 [ 281.651911] ? netlink_deliver_tap+0x182/0xb00 [ 281.657053] rtnetlink_rcv+0x10/0x20 [ 281.660964] netlink_unicast+0x443/0x650 [ 281.665105] ? netlink_attachskb+0x6c0/0x6c0 [ 281.669897] ? _copy_from_iter_full+0x182/0x720 [ 281.674838] ? __check_object_size+0x1ef/0x310 [ 281.679434] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 281.684973] netlink_sendmsg+0x764/0xc60 [ 281.689032] ? netlink_unicast+0x650/0x650 [ 281.693627] ? apparmor_socket_sendmsg+0x1b/0x20 [ 281.698375] ? netlink_unicast+0x650/0x650 [ 281.702640] sock_sendmsg+0xb5/0xf0 [ 281.706410] ___sys_sendmsg+0x647/0x950 [ 281.710729] ? find_held_lock+0x36/0x1d0 [ 281.714991] ? copy_msghdr_from_user+0x430/0x430 [ 281.720153] ? __fget+0x278/0x400 [ 281.724094] ? kasan_check_read+0x11/0x20 [ 281.729846] ? __fget+0x295/0x400 [ 281.733723] ? expand_files.part.8+0x700/0x700 [ 281.738430] ? __f_unlock_pos+0xd/0x10 [ 281.742454] ? __fget_light+0x174/0x1e0 [ 281.746684] ? __fdget+0xe/0x10 [ 281.750094] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 281.755240] __sys_sendmsg+0xd9/0x180 [ 281.759040] ? __ia32_sys_shutdown+0x70/0x70 [ 281.763639] ? __sb_end_write+0xa4/0xd0 [ 281.767805] ? kasan_check_write+0x14/0x20 [ 281.772307] ? fput+0x18/0x120 [ 281.775497] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.780875] __x64_sys_sendmsg+0x73/0xb0 [ 281.785100] do_syscall_64+0xd0/0x4e0 [ 281.788890] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.794069] RIP: 0033:0x463d89 [ 281.797333] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 281.816404] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 281.824463] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 281.832325] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 281.840690] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 281.848339] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 281.856024] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 281.866204] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 281.899329] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 281.916671] FAULT_INJECTION: forcing a failure. [ 281.916671] name failslab, interval 1, probability 0, space 0, times 0 [ 281.928900] CPU: 1 PID: 13190 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 281.937485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.949367] Call Trace: [ 281.952340] dump_stack+0x123/0x171 [ 281.956152] should_fail.cold.4+0x5/0xa [ 281.960121] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 281.965496] ? lock_downgrade+0x860/0x860 [ 281.970130] ? ___might_sleep+0x16b/0x270 [ 281.974363] __should_failslab+0xba/0xf0 [ 281.978512] should_failslab+0x9/0x20 [ 281.982407] kmem_cache_alloc_trace+0x2cb/0x740 [ 281.987163] ? qfq_change_class+0xa93/0x14e0 [ 281.991673] ? qfq_change_class+0xa93/0x14e0 [ 281.996331] ? __local_bh_enable_ip+0x160/0x260 [ 282.001161] qfq_change_class+0xad9/0x14e0 [ 282.005812] ? qfq_delete_class+0x2d0/0x2d0 [ 282.011370] ? nla_parse+0x197/0x280 [ 282.015280] tc_ctl_tclass+0x3e9/0xba0 [ 282.019442] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 282.024708] ? find_held_lock+0x36/0x1d0 [ 282.029067] rtnetlink_rcv_msg+0x34f/0x8f0 [ 282.033297] ? rtnetlink_put_metrics+0x490/0x490 [ 282.038149] ? find_held_lock+0x36/0x1d0 [ 282.042292] netlink_rcv_skb+0x13e/0x3d0 [ 282.046434] ? lock_downgrade+0x860/0x860 [ 282.050652] ? rtnetlink_put_metrics+0x490/0x490 [ 282.055564] ? netlink_ack+0xa70/0xa70 [ 282.059453] ? netlink_deliver_tap+0x182/0xb00 [ 282.064020] rtnetlink_rcv+0x10/0x20 [ 282.067738] netlink_unicast+0x443/0x650 [ 282.071781] ? netlink_attachskb+0x6c0/0x6c0 [ 282.076581] ? _copy_from_iter_full+0x182/0x720 [ 282.081781] ? __check_object_size+0x1ef/0x310 [ 282.086359] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 282.091982] netlink_sendmsg+0x764/0xc60 [ 282.097069] ? netlink_unicast+0x650/0x650 [ 282.101294] ? apparmor_socket_sendmsg+0x1b/0x20 [ 282.106318] ? netlink_unicast+0x650/0x650 [ 282.110533] sock_sendmsg+0xb5/0xf0 [ 282.114162] ___sys_sendmsg+0x647/0x950 [ 282.118244] ? find_held_lock+0x36/0x1d0 [ 282.122851] ? copy_msghdr_from_user+0x430/0x430 [ 282.127957] ? __fget+0x278/0x400 [ 282.131496] ? kasan_check_read+0x11/0x20 [ 282.135640] ? __fget+0x295/0x400 [ 282.139090] ? expand_files.part.8+0x700/0x700 [ 282.143797] ? __f_unlock_pos+0xd/0x10 [ 282.147762] ? __fget_light+0x174/0x1e0 [ 282.151809] ? __fdget+0xe/0x10 [ 282.155087] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 282.160100] __sys_sendmsg+0xd9/0x180 [ 282.163880] ? __ia32_sys_shutdown+0x70/0x70 [ 282.168288] ? __sb_end_write+0xa4/0xd0 [ 282.172241] ? kasan_check_write+0x14/0x20 [ 282.176525] ? fput+0x18/0x120 [ 282.179732] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.185100] __x64_sys_sendmsg+0x73/0xb0 [ 282.189159] do_syscall_64+0xd0/0x4e0 [ 282.193123] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.198294] RIP: 0033:0x463d89 [ 282.201463] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 282.220698] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 282.228833] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 282.236296] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 282.247152] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 282.254505] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 282.261958] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 282.283294] FAULT_INJECTION: forcing a failure. [ 282.283294] name failslab, interval 1, probability 0, space 0, times 0 [ 282.295412] CPU: 1 PID: 13192 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 282.303315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.312665] Call Trace: [ 282.315256] dump_stack+0x123/0x171 [ 282.318974] should_fail.cold.4+0x5/0xa [ 282.322952] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 282.328069] ? lock_downgrade+0x860/0x860 [ 282.332222] ? ___might_sleep+0x16b/0x270 [ 282.336525] __should_failslab+0xba/0xf0 [ 282.340588] should_failslab+0x9/0x20 [ 282.344470] kmem_cache_alloc_trace+0x2cb/0x740 [ 282.349129] ? qfq_change_class+0xa93/0x14e0 [ 282.353621] ? qfq_change_class+0xa93/0x14e0 [ 282.358013] ? __local_bh_enable_ip+0x160/0x260 [ 282.363322] qfq_change_class+0xad9/0x14e0 [ 282.367932] ? qfq_delete_class+0x2d0/0x2d0 [ 282.372350] ? nla_parse+0x197/0x280 [ 282.376072] tc_ctl_tclass+0x3e9/0xba0 [ 282.380080] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 282.385401] ? find_held_lock+0x36/0x1d0 [ 282.390081] rtnetlink_rcv_msg+0x34f/0x8f0 [ 282.394339] ? rtnetlink_put_metrics+0x490/0x490 [ 282.399287] ? find_held_lock+0x36/0x1d0 [ 282.403431] netlink_rcv_skb+0x13e/0x3d0 [ 282.407602] ? lock_downgrade+0x860/0x860 [ 282.411875] ? rtnetlink_put_metrics+0x490/0x490 [ 282.416976] ? netlink_ack+0xa70/0xa70 [ 282.421224] ? netlink_deliver_tap+0x182/0xb00 [ 282.425932] rtnetlink_rcv+0x10/0x20 [ 282.429794] netlink_unicast+0x443/0x650 [ 282.433928] ? netlink_attachskb+0x6c0/0x6c0 [ 282.438611] ? _copy_from_iter_full+0x182/0x720 [ 282.443341] ? __check_object_size+0x1ef/0x310 [ 282.448043] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 282.453566] netlink_sendmsg+0x764/0xc60 [ 282.457799] ? netlink_unicast+0x650/0x650 [ 282.462393] ? apparmor_socket_sendmsg+0x1b/0x20 [ 282.467145] ? netlink_unicast+0x650/0x650 [ 282.471587] sock_sendmsg+0xb5/0xf0 [ 282.475298] ___sys_sendmsg+0x647/0x950 [ 282.479965] ? find_held_lock+0x36/0x1d0 [ 282.484287] ? copy_msghdr_from_user+0x430/0x430 [ 282.489072] ? __fget+0x278/0x400 [ 282.492785] ? kasan_check_read+0x11/0x20 [ 282.497171] ? __fget+0x295/0x400 [ 282.500825] ? expand_files.part.8+0x700/0x700 [ 282.505570] ? __f_unlock_pos+0xd/0x10 [ 282.509616] ? __fget_light+0x174/0x1e0 [ 282.513576] ? __fdget+0xe/0x10 [ 282.516850] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 282.521781] __sys_sendmsg+0xd9/0x180 [ 282.525760] ? __ia32_sys_shutdown+0x70/0x70 [ 282.530237] ? __sb_end_write+0xa4/0xd0 [ 282.534206] ? kasan_check_write+0x14/0x20 [ 282.538589] ? fput+0x18/0x120 [ 282.541911] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.547323] __x64_sys_sendmsg+0x73/0xb0 [ 282.551515] do_syscall_64+0xd0/0x4e0 [ 282.555310] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.560657] RIP: 0033:0x463d89 [ 282.564031] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 282.583446] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 282.591763] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 282.599200] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 282.606670] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 282.614180] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 282.621566] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 282.637639] FAULT_INJECTION: forcing a failure. [ 282.637639] name failslab, interval 1, probability 0, space 0, times 0 [ 282.654915] CPU: 0 PID: 13196 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 282.662862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.672843] Call Trace: [ 282.675425] dump_stack+0x123/0x171 [ 282.679065] should_fail.cold.4+0x5/0xa [ 282.683057] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 282.688156] ? lock_downgrade+0x860/0x860 [ 282.692288] ? ___might_sleep+0x16b/0x270 [ 282.696790] __should_failslab+0xba/0xf0 [ 282.701044] should_failslab+0x9/0x20 [ 282.705159] kmem_cache_alloc_trace+0x2cb/0x740 [ 282.709931] ? qfq_change_class+0xa93/0x14e0 [ 282.714864] ? qfq_change_class+0xa93/0x14e0 [ 282.719380] ? __local_bh_enable_ip+0x160/0x260 [ 282.724134] qfq_change_class+0xad9/0x14e0 [ 282.728535] ? qfq_delete_class+0x2d0/0x2d0 [ 282.733312] ? nla_parse+0x197/0x280 [ 282.737121] tc_ctl_tclass+0x3e9/0xba0 [ 282.741880] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 282.747150] ? find_held_lock+0x36/0x1d0 [ 282.751324] rtnetlink_rcv_msg+0x34f/0x8f0 [ 282.755666] ? rtnetlink_put_metrics+0x490/0x490 [ 282.760536] ? find_held_lock+0x36/0x1d0 [ 282.764976] netlink_rcv_skb+0x13e/0x3d0 [ 282.769034] ? lock_downgrade+0x860/0x860 [ 282.773172] ? rtnetlink_put_metrics+0x490/0x490 [ 282.777918] ? netlink_ack+0xa70/0xa70 [ 282.781994] ? netlink_deliver_tap+0x182/0xb00 [ 282.786658] rtnetlink_rcv+0x10/0x20 [ 282.790517] netlink_unicast+0x443/0x650 [ 282.794588] ? netlink_attachskb+0x6c0/0x6c0 [ 282.799005] ? _copy_from_iter_full+0x182/0x720 [ 282.803773] ? __check_object_size+0x1ef/0x310 [ 282.808649] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 282.814554] netlink_sendmsg+0x764/0xc60 [ 282.819104] ? netlink_unicast+0x650/0x650 [ 282.823702] ? apparmor_socket_sendmsg+0x1b/0x20 [ 282.829223] ? netlink_unicast+0x650/0x650 [ 282.833973] sock_sendmsg+0xb5/0xf0 [ 282.837706] ___sys_sendmsg+0x647/0x950 [ 282.841933] ? find_held_lock+0x36/0x1d0 [ 282.846190] ? copy_msghdr_from_user+0x430/0x430 [ 282.851049] ? __fget+0x278/0x400 [ 282.854561] ? kasan_check_read+0x11/0x20 [ 282.858953] ? __fget+0x295/0x400 [ 282.862479] ? expand_files.part.8+0x700/0x700 [ 282.867069] ? __f_unlock_pos+0xd/0x10 [ 282.870952] ? __fget_light+0x174/0x1e0 [ 282.874909] ? __fdget+0xe/0x10 [ 282.878256] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 282.883193] __sys_sendmsg+0xd9/0x180 [ 282.886981] ? __ia32_sys_shutdown+0x70/0x70 [ 282.891380] ? __sb_end_write+0xa4/0xd0 [ 282.895358] ? kasan_check_write+0x14/0x20 [ 282.899592] ? fput+0x18/0x120 [ 282.902778] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.908137] __x64_sys_sendmsg+0x73/0xb0 [ 282.912191] do_syscall_64+0xd0/0x4e0 [ 282.915977] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.921183] RIP: 0033:0x463d89 [ 282.924357] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 282.945576] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2021/06/23 21:24:57 executed programs: 651 [ 282.953270] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 282.962181] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 282.970417] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 282.977682] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 282.985389] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 283.014238] FAULT_INJECTION: forcing a failure. [ 283.014238] name failslab, interval 1, probability 0, space 0, times 0 [ 283.028870] CPU: 1 PID: 13213 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 283.036961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.046653] Call Trace: [ 283.049242] dump_stack+0x123/0x171 [ 283.053753] should_fail.cold.4+0x5/0xa [ 283.058009] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 283.063703] ? lock_downgrade+0x860/0x860 [ 283.068103] ? ___might_sleep+0x16b/0x270 [ 283.072280] __should_failslab+0xba/0xf0 [ 283.076516] should_failslab+0x9/0x20 [ 283.080430] kmem_cache_alloc_trace+0x2cb/0x740 [ 283.085094] ? qfq_change_class+0xa93/0x14e0 [ 283.089529] ? qfq_change_class+0xa93/0x14e0 [ 283.093925] ? __local_bh_enable_ip+0x160/0x260 [ 283.098608] qfq_change_class+0xad9/0x14e0 [ 283.102846] ? qfq_delete_class+0x2d0/0x2d0 [ 283.107323] ? nla_parse+0x197/0x280 [ 283.111225] tc_ctl_tclass+0x3e9/0xba0 [ 283.115221] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 283.120316] ? find_held_lock+0x36/0x1d0 [ 283.124374] rtnetlink_rcv_msg+0x34f/0x8f0 [ 283.128608] ? rtnetlink_put_metrics+0x490/0x490 [ 283.133443] ? find_held_lock+0x36/0x1d0 [ 283.137503] netlink_rcv_skb+0x13e/0x3d0 [ 283.141551] ? lock_downgrade+0x860/0x860 [ 283.145696] ? rtnetlink_put_metrics+0x490/0x490 [ 283.150533] ? netlink_ack+0xa70/0xa70 [ 283.154432] ? netlink_deliver_tap+0x182/0xb00 [ 283.159163] rtnetlink_rcv+0x10/0x20 [ 283.162866] netlink_unicast+0x443/0x650 [ 283.167096] ? netlink_attachskb+0x6c0/0x6c0 [ 283.171490] ? _copy_from_iter_full+0x182/0x720 [ 283.176183] ? __check_object_size+0x1ef/0x310 [ 283.181068] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 283.186770] netlink_sendmsg+0x764/0xc60 [ 283.190832] ? netlink_unicast+0x650/0x650 [ 283.195177] ? apparmor_socket_sendmsg+0x1b/0x20 [ 283.200090] ? netlink_unicast+0x650/0x650 [ 283.204309] sock_sendmsg+0xb5/0xf0 [ 283.207949] ___sys_sendmsg+0x647/0x950 [ 283.211914] ? find_held_lock+0x36/0x1d0 [ 283.215955] ? copy_msghdr_from_user+0x430/0x430 [ 283.220776] ? __fget+0x278/0x400 [ 283.224208] ? kasan_check_read+0x11/0x20 [ 283.228352] ? __fget+0x295/0x400 [ 283.232022] ? expand_files.part.8+0x700/0x700 [ 283.236590] ? __f_unlock_pos+0xd/0x10 [ 283.240472] ? __fget_light+0x174/0x1e0 [ 283.244428] ? __fdget+0xe/0x10 [ 283.247702] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 283.252543] __sys_sendmsg+0xd9/0x180 [ 283.256620] ? __ia32_sys_shutdown+0x70/0x70 [ 283.261026] ? __sb_end_write+0xa4/0xd0 [ 283.265006] ? kasan_check_write+0x14/0x20 [ 283.269593] ? fput+0x18/0x120 [ 283.272984] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.278342] __x64_sys_sendmsg+0x73/0xb0 [ 283.282414] do_syscall_64+0xd0/0x4e0 [ 283.286468] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.291907] RIP: 0033:0x463d89 [ 283.295198] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 283.314354] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 283.322132] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 283.329473] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 283.337418] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 283.345764] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 283.353659] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 283.362513] FAULT_INJECTION: forcing a failure. [ 283.362513] name failslab, interval 1, probability 0, space 0, times 0 [ 283.375917] CPU: 1 PID: 13214 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 283.384092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.393894] Call Trace: [ 283.396486] dump_stack+0x123/0x171 [ 283.400293] should_fail.cold.4+0x5/0xa [ 283.404495] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 283.409689] ? lock_downgrade+0x860/0x860 [ 283.414525] ? ___might_sleep+0x16b/0x270 [ 283.419055] __should_failslab+0xba/0xf0 [ 283.423118] should_failslab+0x9/0x20 [ 283.427025] kmem_cache_alloc_trace+0x2cb/0x740 [ 283.431678] ? qfq_change_class+0xa93/0x14e0 [ 283.436350] ? qfq_change_class+0xa93/0x14e0 [ 283.440828] ? __local_bh_enable_ip+0x160/0x260 [ 283.445488] qfq_change_class+0xad9/0x14e0 [ 283.449828] ? qfq_delete_class+0x2d0/0x2d0 [ 283.454148] ? nla_parse+0x197/0x280 [ 283.458040] tc_ctl_tclass+0x3e9/0xba0 [ 283.462175] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 283.467470] ? find_held_lock+0x36/0x1d0 [ 283.471537] rtnetlink_rcv_msg+0x34f/0x8f0 [ 283.475760] ? rtnetlink_put_metrics+0x490/0x490 [ 283.480507] ? find_held_lock+0x36/0x1d0 [ 283.484580] netlink_rcv_skb+0x13e/0x3d0 [ 283.488639] ? lock_downgrade+0x860/0x860 [ 283.492773] ? rtnetlink_put_metrics+0x490/0x490 [ 283.497706] ? netlink_ack+0xa70/0xa70 [ 283.501665] ? netlink_deliver_tap+0x182/0xb00 [ 283.506266] rtnetlink_rcv+0x10/0x20 [ 283.510224] netlink_unicast+0x443/0x650 [ 283.514274] ? netlink_attachskb+0x6c0/0x6c0 [ 283.518958] ? _copy_from_iter_full+0x182/0x720 [ 283.523888] ? __check_object_size+0x1ef/0x310 [ 283.528774] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 283.534672] netlink_sendmsg+0x764/0xc60 [ 283.538824] ? netlink_unicast+0x650/0x650 [ 283.543048] ? apparmor_socket_sendmsg+0x1b/0x20 [ 283.547792] ? netlink_unicast+0x650/0x650 [ 283.552013] sock_sendmsg+0xb5/0xf0 [ 283.555630] ___sys_sendmsg+0x647/0x950 [ 283.559759] ? find_held_lock+0x36/0x1d0 [ 283.563906] ? copy_msghdr_from_user+0x430/0x430 [ 283.568658] ? __fget+0x278/0x400 [ 283.572379] ? kasan_check_read+0x11/0x20 [ 283.576542] ? __fget+0x295/0x400 [ 283.580329] ? expand_files.part.8+0x700/0x700 [ 283.584945] ? __f_unlock_pos+0xd/0x10 [ 283.588910] ? __fget_light+0x174/0x1e0 [ 283.592968] ? __fdget+0xe/0x10 [ 283.596230] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 283.601333] __sys_sendmsg+0xd9/0x180 [ 283.605116] ? __ia32_sys_shutdown+0x70/0x70 [ 283.609577] ? __sb_end_write+0xa4/0xd0 [ 283.613641] ? kasan_check_write+0x14/0x20 [ 283.618094] ? fput+0x18/0x120 [ 283.621293] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.627101] __x64_sys_sendmsg+0x73/0xb0 [ 283.631213] do_syscall_64+0xd0/0x4e0 [ 283.635160] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.640811] RIP: 0033:0x463d89 [ 283.643990] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 283.663523] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 283.671650] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 283.679417] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 283.686694] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 283.694125] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 283.701947] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 283.719263] FAULT_INJECTION: forcing a failure. [ 283.719263] name failslab, interval 1, probability 0, space 0, times 0 [ 283.745805] CPU: 1 PID: 13228 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 283.754008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.763449] Call Trace: [ 283.766031] dump_stack+0x123/0x171 [ 283.769816] should_fail.cold.4+0x5/0xa [ 283.774035] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 283.779120] ? lock_downgrade+0x860/0x860 [ 283.783353] ? ___might_sleep+0x16b/0x270 [ 283.787864] __should_failslab+0xba/0xf0 [ 283.792202] should_failslab+0x9/0x20 [ 283.796076] kmem_cache_alloc_trace+0x2cb/0x740 [ 283.800993] ? qfq_change_class+0xa93/0x14e0 [ 283.805663] ? qfq_change_class+0xa93/0x14e0 [ 283.810061] ? __local_bh_enable_ip+0x160/0x260 [ 283.815111] qfq_change_class+0xad9/0x14e0 [ 283.820154] ? qfq_delete_class+0x2d0/0x2d0 [ 283.824634] ? nla_parse+0x197/0x280 [ 283.828345] tc_ctl_tclass+0x3e9/0xba0 [ 283.832225] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 283.837316] ? find_held_lock+0x36/0x1d0 [ 283.841414] rtnetlink_rcv_msg+0x34f/0x8f0 [ 283.845656] ? rtnetlink_put_metrics+0x490/0x490 [ 283.850408] ? find_held_lock+0x36/0x1d0 [ 283.855593] netlink_rcv_skb+0x13e/0x3d0 [ 283.859905] ? lock_downgrade+0x860/0x860 [ 283.864067] ? rtnetlink_put_metrics+0x490/0x490 [ 283.868802] ? netlink_ack+0xa70/0xa70 [ 283.872720] ? netlink_deliver_tap+0x182/0xb00 [ 283.877478] rtnetlink_rcv+0x10/0x20 [ 283.881196] netlink_unicast+0x443/0x650 [ 283.885262] ? netlink_attachskb+0x6c0/0x6c0 [ 283.889668] ? _copy_from_iter_full+0x182/0x720 [ 283.894315] ? __check_object_size+0x1ef/0x310 [ 283.898971] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 283.904486] netlink_sendmsg+0x764/0xc60 [ 283.908527] ? netlink_unicast+0x650/0x650 [ 283.912825] ? apparmor_socket_sendmsg+0x1b/0x20 [ 283.917663] ? netlink_unicast+0x650/0x650 [ 283.921964] sock_sendmsg+0xb5/0xf0 [ 283.925744] ___sys_sendmsg+0x647/0x950 [ 283.929696] ? find_held_lock+0x36/0x1d0 [ 283.933769] ? copy_msghdr_from_user+0x430/0x430 [ 283.938795] ? __fget+0x278/0x400 [ 283.942245] ? kasan_check_read+0x11/0x20 [ 283.946466] ? __fget+0x295/0x400 [ 283.949920] ? expand_files.part.8+0x700/0x700 [ 283.954751] ? __f_unlock_pos+0xd/0x10 [ 283.959025] ? __fget_light+0x174/0x1e0 [ 283.963067] ? __fdget+0xe/0x10 [ 283.966424] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 283.971404] __sys_sendmsg+0xd9/0x180 [ 283.975314] ? __ia32_sys_shutdown+0x70/0x70 [ 283.980876] ? __sb_end_write+0xa4/0xd0 [ 283.984915] ? kasan_check_write+0x14/0x20 [ 283.989217] ? fput+0x18/0x120 [ 283.992443] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.997873] __x64_sys_sendmsg+0x73/0xb0 [ 284.001943] do_syscall_64+0xd0/0x4e0 [ 284.005759] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.011160] RIP: 0033:0x463d89 [ 284.014462] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 284.033726] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 284.041484] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 284.049779] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 284.057054] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 284.064600] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 284.072028] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 284.092976] nla_parse: 4 callbacks suppressed [ 284.092981] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 284.129659] FAULT_INJECTION: forcing a failure. [ 284.129659] name failslab, interval 1, probability 0, space 0, times 0 [ 284.141595] CPU: 0 PID: 13234 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 284.149650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.159098] Call Trace: [ 284.161701] dump_stack+0x123/0x171 [ 284.165325] should_fail.cold.4+0x5/0xa [ 284.169488] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 284.174604] ? lock_downgrade+0x860/0x860 [ 284.178743] ? ___might_sleep+0x16b/0x270 [ 284.182887] __should_failslab+0xba/0xf0 [ 284.187136] should_failslab+0x9/0x20 [ 284.190923] kmem_cache_alloc_trace+0x2cb/0x740 [ 284.195630] ? qfq_change_class+0xa93/0x14e0 [ 284.200164] ? qfq_change_class+0xa93/0x14e0 [ 284.204868] ? __local_bh_enable_ip+0x160/0x260 [ 284.209551] qfq_change_class+0xad9/0x14e0 [ 284.213886] ? qfq_delete_class+0x2d0/0x2d0 [ 284.218314] ? nla_parse+0x197/0x280 [ 284.222285] tc_ctl_tclass+0x3e9/0xba0 [ 284.226170] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 284.231354] ? find_held_lock+0x36/0x1d0 [ 284.235497] rtnetlink_rcv_msg+0x34f/0x8f0 [ 284.240152] ? rtnetlink_put_metrics+0x490/0x490 [ 284.244902] ? find_held_lock+0x36/0x1d0 [ 284.248957] netlink_rcv_skb+0x13e/0x3d0 [ 284.253361] ? lock_downgrade+0x860/0x860 [ 284.257628] ? rtnetlink_put_metrics+0x490/0x490 [ 284.262723] ? netlink_ack+0xa70/0xa70 [ 284.266615] ? netlink_deliver_tap+0x182/0xb00 [ 284.271199] rtnetlink_rcv+0x10/0x20 [ 284.274996] netlink_unicast+0x443/0x650 [ 284.279082] ? netlink_attachskb+0x6c0/0x6c0 [ 284.283575] ? _copy_from_iter_full+0x182/0x720 [ 284.288240] ? __check_object_size+0x1ef/0x310 [ 284.292815] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 284.298542] netlink_sendmsg+0x764/0xc60 [ 284.302866] ? netlink_unicast+0x650/0x650 [ 284.307764] ? apparmor_socket_sendmsg+0x1b/0x20 [ 284.313916] ? netlink_unicast+0x650/0x650 [ 284.319052] sock_sendmsg+0xb5/0xf0 [ 284.322674] ___sys_sendmsg+0x647/0x950 [ 284.326737] ? find_held_lock+0x36/0x1d0 [ 284.331051] ? copy_msghdr_from_user+0x430/0x430 [ 284.335822] ? __fget+0x278/0x400 [ 284.339282] ? kasan_check_read+0x11/0x20 [ 284.343443] ? __fget+0x295/0x400 [ 284.346936] ? expand_files.part.8+0x700/0x700 [ 284.351670] ? __f_unlock_pos+0xd/0x10 [ 284.356021] ? __fget_light+0x174/0x1e0 [ 284.360077] ? __fdget+0xe/0x10 [ 284.363439] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 284.368614] __sys_sendmsg+0xd9/0x180 [ 284.372516] ? __ia32_sys_shutdown+0x70/0x70 [ 284.377385] ? __sb_end_write+0xa4/0xd0 [ 284.381389] ? kasan_check_write+0x14/0x20 [ 284.385790] ? fput+0x18/0x120 [ 284.389239] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.395012] __x64_sys_sendmsg+0x73/0xb0 [ 284.399070] do_syscall_64+0xd0/0x4e0 [ 284.402887] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.408264] RIP: 0033:0x463d89 [ 284.411627] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 284.431024] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 284.438724] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 284.446776] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 284.454643] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 284.462164] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 284.469423] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 284.481996] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 284.518185] FAULT_INJECTION: forcing a failure. [ 284.518185] name failslab, interval 1, probability 0, space 0, times 0 [ 284.530623] CPU: 1 PID: 13242 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 284.539070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.548782] Call Trace: [ 284.551398] dump_stack+0x123/0x171 [ 284.555376] should_fail.cold.4+0x5/0xa [ 284.559697] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 284.565000] ? lock_downgrade+0x860/0x860 [ 284.569177] ? ___might_sleep+0x16b/0x270 [ 284.573400] __should_failslab+0xba/0xf0 [ 284.577839] should_failslab+0x9/0x20 [ 284.582000] kmem_cache_alloc_trace+0x2cb/0x740 [ 284.586938] ? qfq_change_class+0xa93/0x14e0 [ 284.591540] ? qfq_change_class+0xa93/0x14e0 [ 284.596365] ? __local_bh_enable_ip+0x160/0x260 [ 284.601246] qfq_change_class+0xad9/0x14e0 [ 284.605728] ? qfq_delete_class+0x2d0/0x2d0 [ 284.610062] ? nla_parse+0x197/0x280 [ 284.613957] tc_ctl_tclass+0x3e9/0xba0 [ 284.617948] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 284.623052] ? find_held_lock+0x36/0x1d0 [ 284.627139] rtnetlink_rcv_msg+0x34f/0x8f0 [ 284.631567] ? rtnetlink_put_metrics+0x490/0x490 [ 284.636593] ? find_held_lock+0x36/0x1d0 [ 284.640640] netlink_rcv_skb+0x13e/0x3d0 [ 284.644775] ? lock_downgrade+0x860/0x860 [ 284.648917] ? rtnetlink_put_metrics+0x490/0x490 [ 284.654041] ? netlink_ack+0xa70/0xa70 [ 284.658090] ? netlink_deliver_tap+0x182/0xb00 [ 284.662667] rtnetlink_rcv+0x10/0x20 [ 284.666457] netlink_unicast+0x443/0x650 [ 284.670767] ? netlink_attachskb+0x6c0/0x6c0 [ 284.675182] ? _copy_from_iter_full+0x182/0x720 [ 284.679877] ? __check_object_size+0x1ef/0x310 [ 284.684666] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 284.690193] netlink_sendmsg+0x764/0xc60 [ 284.694625] ? netlink_unicast+0x650/0x650 [ 284.699114] ? apparmor_socket_sendmsg+0x1b/0x20 [ 284.704213] ? netlink_unicast+0x650/0x650 [ 284.708453] sock_sendmsg+0xb5/0xf0 [ 284.712160] ___sys_sendmsg+0x647/0x950 [ 284.716289] ? find_held_lock+0x36/0x1d0 [ 284.720344] ? copy_msghdr_from_user+0x430/0x430 [ 284.725255] ? __fget+0x278/0x400 [ 284.728693] ? kasan_check_read+0x11/0x20 [ 284.732823] ? __fget+0x295/0x400 [ 284.736449] ? expand_files.part.8+0x700/0x700 [ 284.741020] ? __f_unlock_pos+0xd/0x10 [ 284.745097] ? __fget_light+0x174/0x1e0 [ 284.749059] ? __fdget+0xe/0x10 [ 284.752417] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 284.757262] __sys_sendmsg+0xd9/0x180 [ 284.761410] ? __ia32_sys_shutdown+0x70/0x70 [ 284.765895] ? __sb_end_write+0xa4/0xd0 [ 284.770061] ? kasan_check_write+0x14/0x20 [ 284.775177] ? fput+0x18/0x120 [ 284.778508] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.784223] __x64_sys_sendmsg+0x73/0xb0 [ 284.788361] do_syscall_64+0xd0/0x4e0 [ 284.792585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.798461] RIP: 0033:0x463d89 [ 284.801729] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 284.821496] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 284.829228] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 284.836782] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 284.844733] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 284.852186] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 284.859972] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 284.871982] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 284.888956] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 284.909060] FAULT_INJECTION: forcing a failure. [ 284.909060] name failslab, interval 1, probability 0, space 0, times 0 [ 284.921015] CPU: 0 PID: 13257 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 284.929141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.938575] Call Trace: [ 284.941181] dump_stack+0x123/0x171 [ 284.944814] should_fail.cold.4+0x5/0xa [ 284.948869] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 284.954047] ? lock_downgrade+0x860/0x860 [ 284.958287] ? ___might_sleep+0x16b/0x270 [ 284.962424] __should_failslab+0xba/0xf0 [ 284.966525] should_failslab+0x9/0x20 [ 284.970399] kmem_cache_alloc_trace+0x2cb/0x740 [ 284.975071] ? qfq_change_class+0xa93/0x14e0 [ 284.979487] ? qfq_change_class+0xa93/0x14e0 [ 284.983922] ? __local_bh_enable_ip+0x160/0x260 [ 284.988595] qfq_change_class+0xad9/0x14e0 [ 284.992848] ? qfq_delete_class+0x2d0/0x2d0 [ 284.997173] ? nla_parse+0x197/0x280 [ 285.000968] tc_ctl_tclass+0x3e9/0xba0 [ 285.004857] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 285.010323] ? find_held_lock+0x36/0x1d0 [ 285.014616] rtnetlink_rcv_msg+0x34f/0x8f0 [ 285.018845] ? rtnetlink_put_metrics+0x490/0x490 [ 285.023594] ? find_held_lock+0x36/0x1d0 [ 285.027861] netlink_rcv_skb+0x13e/0x3d0 [ 285.031909] ? lock_downgrade+0x860/0x860 [ 285.036046] ? rtnetlink_put_metrics+0x490/0x490 [ 285.040890] ? netlink_ack+0xa70/0xa70 [ 285.044806] ? netlink_deliver_tap+0x182/0xb00 [ 285.049389] rtnetlink_rcv+0x10/0x20 [ 285.053287] netlink_unicast+0x443/0x650 [ 285.057952] ? netlink_attachskb+0x6c0/0x6c0 [ 285.062675] ? _copy_from_iter_full+0x182/0x720 [ 285.067604] ? __check_object_size+0x1ef/0x310 [ 285.072174] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 285.077784] netlink_sendmsg+0x764/0xc60 [ 285.081919] ? netlink_unicast+0x650/0x650 [ 285.086485] ? apparmor_socket_sendmsg+0x1b/0x20 [ 285.091228] ? netlink_unicast+0x650/0x650 [ 285.095452] sock_sendmsg+0xb5/0xf0 [ 285.099106] ___sys_sendmsg+0x647/0x950 [ 285.103336] ? find_held_lock+0x36/0x1d0 [ 285.107389] ? copy_msghdr_from_user+0x430/0x430 [ 285.112342] ? __fget+0x278/0x400 [ 285.115909] ? kasan_check_read+0x11/0x20 [ 285.120058] ? __fget+0x295/0x400 [ 285.123602] ? expand_files.part.8+0x700/0x700 [ 285.128248] ? __f_unlock_pos+0xd/0x10 [ 285.132136] ? __fget_light+0x174/0x1e0 [ 285.136296] ? __fdget+0xe/0x10 [ 285.139594] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 285.144441] __sys_sendmsg+0xd9/0x180 [ 285.148243] ? __ia32_sys_shutdown+0x70/0x70 [ 285.152656] ? __sb_end_write+0xa4/0xd0 [ 285.156624] ? kasan_check_write+0x14/0x20 [ 285.160841] ? fput+0x18/0x120 [ 285.164124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.169820] __x64_sys_sendmsg+0x73/0xb0 [ 285.173870] do_syscall_64+0xd0/0x4e0 [ 285.177783] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.183043] RIP: 0033:0x463d89 [ 285.186310] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 285.205632] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 285.213613] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 285.220870] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 285.228342] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 285.236198] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 285.243580] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 285.259410] FAULT_INJECTION: forcing a failure. [ 285.259410] name failslab, interval 1, probability 0, space 0, times 0 [ 285.272731] CPU: 1 PID: 13258 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 285.281356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.291177] Call Trace: [ 285.293767] dump_stack+0x123/0x171 [ 285.297398] should_fail.cold.4+0x5/0xa [ 285.301360] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 285.306652] ? lock_downgrade+0x860/0x860 [ 285.310915] ? ___might_sleep+0x16b/0x270 [ 285.315319] __should_failslab+0xba/0xf0 [ 285.319475] should_failslab+0x9/0x20 [ 285.323314] kmem_cache_alloc_trace+0x2cb/0x740 [ 285.328041] ? qfq_change_class+0xa93/0x14e0 [ 285.332904] ? qfq_change_class+0xa93/0x14e0 [ 285.337306] ? __local_bh_enable_ip+0x160/0x260 [ 285.341960] qfq_change_class+0xad9/0x14e0 [ 285.346351] ? qfq_delete_class+0x2d0/0x2d0 [ 285.350797] ? nla_parse+0x197/0x280 [ 285.354703] tc_ctl_tclass+0x3e9/0xba0 [ 285.358769] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 285.364653] ? find_held_lock+0x36/0x1d0 [ 285.368701] rtnetlink_rcv_msg+0x34f/0x8f0 [ 285.372931] ? rtnetlink_put_metrics+0x490/0x490 [ 285.377692] ? find_held_lock+0x36/0x1d0 [ 285.381833] netlink_rcv_skb+0x13e/0x3d0 [ 285.385871] ? lock_downgrade+0x860/0x860 [ 285.389995] ? rtnetlink_put_metrics+0x490/0x490 [ 285.394725] ? netlink_ack+0xa70/0xa70 [ 285.398593] ? netlink_deliver_tap+0x182/0xb00 [ 285.403174] rtnetlink_rcv+0x10/0x20 [ 285.406865] netlink_unicast+0x443/0x650 [ 285.412028] ? netlink_attachskb+0x6c0/0x6c0 [ 285.416789] ? _copy_from_iter_full+0x182/0x720 [ 285.421540] ? __check_object_size+0x1ef/0x310 [ 285.426127] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 285.431667] netlink_sendmsg+0x764/0xc60 [ 285.435839] ? netlink_unicast+0x650/0x650 [ 285.440071] ? apparmor_socket_sendmsg+0x1b/0x20 [ 285.444806] ? netlink_unicast+0x650/0x650 [ 285.449021] sock_sendmsg+0xb5/0xf0 [ 285.452625] ___sys_sendmsg+0x647/0x950 [ 285.456592] ? find_held_lock+0x36/0x1d0 [ 285.460630] ? copy_msghdr_from_user+0x430/0x430 [ 285.465368] ? __fget+0x278/0x400 [ 285.468819] ? kasan_check_read+0x11/0x20 [ 285.473058] ? __fget+0x295/0x400 [ 285.476497] ? expand_files.part.8+0x700/0x700 [ 285.481281] ? __f_unlock_pos+0xd/0x10 [ 285.485260] ? __fget_light+0x174/0x1e0 [ 285.489309] ? __fdget+0xe/0x10 [ 285.492663] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 285.497610] __sys_sendmsg+0xd9/0x180 [ 285.501423] ? __ia32_sys_shutdown+0x70/0x70 [ 285.505831] ? __sb_end_write+0xa4/0xd0 [ 285.509802] ? kasan_check_write+0x14/0x20 [ 285.514052] ? fput+0x18/0x120 [ 285.517459] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.522844] __x64_sys_sendmsg+0x73/0xb0 [ 285.527103] do_syscall_64+0xd0/0x4e0 [ 285.530904] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.536541] RIP: 0033:0x463d89 [ 285.539712] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 285.558969] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 285.567007] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 285.574281] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 285.581536] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 285.588877] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 285.596306] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 285.610755] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 285.638428] FAULT_INJECTION: forcing a failure. [ 285.638428] name failslab, interval 1, probability 0, space 0, times 0 [ 285.650017] CPU: 0 PID: 13268 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 285.657904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.667535] Call Trace: [ 285.670114] dump_stack+0x123/0x171 [ 285.673738] should_fail.cold.4+0x5/0xa [ 285.677721] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 285.682909] ? lock_downgrade+0x860/0x860 [ 285.687058] ? ___might_sleep+0x16b/0x270 [ 285.691373] __should_failslab+0xba/0xf0 [ 285.695511] should_failslab+0x9/0x20 [ 285.699295] kmem_cache_alloc_trace+0x2cb/0x740 [ 285.704380] ? qfq_change_class+0xa93/0x14e0 [ 285.708864] ? qfq_change_class+0xa93/0x14e0 [ 285.713711] ? __local_bh_enable_ip+0x160/0x260 [ 285.718476] qfq_change_class+0xad9/0x14e0 [ 285.722750] ? qfq_delete_class+0x2d0/0x2d0 [ 285.727085] ? nla_parse+0x197/0x280 [ 285.730801] tc_ctl_tclass+0x3e9/0xba0 [ 285.734683] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 285.739783] ? find_held_lock+0x36/0x1d0 [ 285.743851] rtnetlink_rcv_msg+0x34f/0x8f0 [ 285.748224] ? rtnetlink_put_metrics+0x490/0x490 [ 285.753010] ? find_held_lock+0x36/0x1d0 [ 285.757151] netlink_rcv_skb+0x13e/0x3d0 [ 285.761213] ? lock_downgrade+0x860/0x860 [ 285.765442] ? rtnetlink_put_metrics+0x490/0x490 [ 285.770183] ? netlink_ack+0xa70/0xa70 [ 285.774064] ? netlink_deliver_tap+0x182/0xb00 [ 285.778703] rtnetlink_rcv+0x10/0x20 [ 285.782488] netlink_unicast+0x443/0x650 [ 285.786640] ? netlink_attachskb+0x6c0/0x6c0 [ 285.791493] ? _copy_from_iter_full+0x182/0x720 [ 285.796159] ? __check_object_size+0x1ef/0x310 [ 285.800845] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 285.806561] netlink_sendmsg+0x764/0xc60 [ 285.810614] ? netlink_unicast+0x650/0x650 [ 285.814836] ? apparmor_socket_sendmsg+0x1b/0x20 [ 285.819924] ? netlink_unicast+0x650/0x650 [ 285.825025] sock_sendmsg+0xb5/0xf0 [ 285.829097] ___sys_sendmsg+0x647/0x950 [ 285.833259] ? find_held_lock+0x36/0x1d0 [ 285.837926] ? copy_msghdr_from_user+0x430/0x430 [ 285.842780] ? __fget+0x278/0x400 [ 285.846334] ? kasan_check_read+0x11/0x20 [ 285.850743] ? __fget+0x295/0x400 [ 285.854197] ? expand_files.part.8+0x700/0x700 [ 285.858769] ? __f_unlock_pos+0xd/0x10 [ 285.862735] ? __fget_light+0x174/0x1e0 [ 285.866798] ? __fdget+0xe/0x10 [ 285.870351] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 285.875721] __sys_sendmsg+0xd9/0x180 [ 285.880001] ? __ia32_sys_shutdown+0x70/0x70 [ 285.884667] ? __sb_end_write+0xa4/0xd0 [ 285.888747] ? kasan_check_write+0x14/0x20 [ 285.892986] ? fput+0x18/0x120 [ 285.896175] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.902495] __x64_sys_sendmsg+0x73/0xb0 [ 285.906548] do_syscall_64+0xd0/0x4e0 [ 285.910438] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.915869] RIP: 0033:0x463d89 [ 285.919225] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 285.938303] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 285.946202] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 285.953652] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 285.961172] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 285.968865] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 285.976528] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 285.988337] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 286.017687] FAULT_INJECTION: forcing a failure. [ 286.017687] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 286.029709] CPU: 1 PID: 13278 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 286.037691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.047340] Call Trace: [ 286.050031] dump_stack+0x123/0x171 [ 286.053913] should_fail.cold.4+0x5/0xa [ 286.058068] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 286.063630] ? save_stack+0xa9/0xd0 [ 286.067561] __alloc_pages_nodemask+0x1d5/0x710 [ 286.072240] ? __alloc_pages_slowpath+0x2560/0x2560 [ 286.077563] cache_grow_begin+0x91/0x8d0 [ 286.081827] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 286.087009] kmem_cache_alloc_node_trace+0x665/0x730 [ 286.092138] __kmalloc_node+0x3c/0x70 [ 286.095926] qdisc_alloc+0xb1/0x9a0 [ 286.099532] ? kmem_cache_alloc_trace+0x347/0x740 [ 286.104356] qdisc_create_dflt+0x5e/0x1a0 [ 286.108487] qfq_change_class+0x6ae/0x14e0 [ 286.112718] ? security_capable+0x58/0xa0 [ 286.116981] ? qfq_delete_class+0x2d0/0x2d0 [ 286.121687] ? nla_parse+0x197/0x280 [ 286.126250] tc_ctl_tclass+0x3e9/0xba0 [ 286.130235] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 286.135420] ? find_held_lock+0x36/0x1d0 [ 286.139949] rtnetlink_rcv_msg+0x34f/0x8f0 [ 286.144177] ? rtnetlink_put_metrics+0x490/0x490 [ 286.148918] ? find_held_lock+0x36/0x1d0 [ 286.152983] netlink_rcv_skb+0x13e/0x3d0 [ 286.157041] ? lock_downgrade+0x860/0x860 [ 286.161198] ? rtnetlink_put_metrics+0x490/0x490 [ 286.166062] ? netlink_ack+0xa70/0xa70 [ 286.169973] ? netlink_deliver_tap+0x182/0xb00 [ 286.174649] rtnetlink_rcv+0x10/0x20 [ 286.178451] netlink_unicast+0x443/0x650 [ 286.182666] ? netlink_attachskb+0x6c0/0x6c0 [ 286.187183] ? _copy_from_iter_full+0x182/0x720 [ 286.192578] ? __check_object_size+0x1ef/0x310 [ 286.197151] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 286.202939] netlink_sendmsg+0x764/0xc60 [ 286.207107] ? netlink_unicast+0x650/0x650 [ 286.211499] ? apparmor_socket_sendmsg+0x1b/0x20 [ 286.216862] ? netlink_unicast+0x650/0x650 [ 286.221170] sock_sendmsg+0xb5/0xf0 [ 286.224909] ___sys_sendmsg+0x647/0x950 [ 286.229760] ? find_held_lock+0x36/0x1d0 [ 286.234029] ? copy_msghdr_from_user+0x430/0x430 [ 286.238768] ? __fget+0x278/0x400 [ 286.242219] ? kasan_check_read+0x11/0x20 [ 286.246355] ? __fget+0x295/0x400 [ 286.249809] ? expand_files.part.8+0x700/0x700 [ 286.254984] ? __f_unlock_pos+0xd/0x10 [ 286.259031] ? __fget_light+0x174/0x1e0 [ 286.262991] ? __fdget+0xe/0x10 [ 286.266349] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 286.271562] __sys_sendmsg+0xd9/0x180 [ 286.275361] ? __ia32_sys_shutdown+0x70/0x70 [ 286.280022] ? __sb_end_write+0xa4/0xd0 [ 286.286193] ? kasan_check_write+0x14/0x20 [ 286.290500] ? fput+0x18/0x120 [ 286.293724] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.299211] __x64_sys_sendmsg+0x73/0xb0 [ 286.303379] do_syscall_64+0xd0/0x4e0 [ 286.307182] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.312371] RIP: 0033:0x463d89 [ 286.315626] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 286.335119] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 286.343001] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 286.350531] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 286.358071] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 286.365680] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 286.373413] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 286.391962] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 286.420574] FAULT_INJECTION: forcing a failure. [ 286.420574] name failslab, interval 1, probability 0, space 0, times 0 [ 286.433002] CPU: 0 PID: 13288 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 286.440977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.450855] Call Trace: [ 286.453439] dump_stack+0x123/0x171 [ 286.457059] should_fail.cold.4+0x5/0xa [ 286.461210] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 286.466433] ? lock_downgrade+0x860/0x860 [ 286.470572] ? ___might_sleep+0x16b/0x270 [ 286.474830] __should_failslab+0xba/0xf0 [ 286.478885] should_failslab+0x9/0x20 [ 286.482691] kmem_cache_alloc_trace+0x2cb/0x740 [ 286.487369] ? qfq_change_class+0xa93/0x14e0 [ 286.492032] ? qfq_change_class+0xa93/0x14e0 [ 286.496926] ? __local_bh_enable_ip+0x160/0x260 [ 286.501596] qfq_change_class+0xad9/0x14e0 [ 286.505985] ? qfq_delete_class+0x2d0/0x2d0 [ 286.510546] ? nla_parse+0x197/0x280 [ 286.514949] tc_ctl_tclass+0x3e9/0xba0 [ 286.518843] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 286.524152] ? find_held_lock+0x36/0x1d0 [ 286.528213] rtnetlink_rcv_msg+0x34f/0x8f0 [ 286.532447] ? rtnetlink_put_metrics+0x490/0x490 [ 286.537379] ? find_held_lock+0x36/0x1d0 [ 286.541524] netlink_rcv_skb+0x13e/0x3d0 [ 286.545572] ? lock_downgrade+0x860/0x860 [ 286.549791] ? rtnetlink_put_metrics+0x490/0x490 [ 286.554928] ? netlink_ack+0xa70/0xa70 [ 286.559503] ? netlink_deliver_tap+0x182/0xb00 [ 286.564097] rtnetlink_rcv+0x10/0x20 [ 286.568087] netlink_unicast+0x443/0x650 [ 286.572240] ? netlink_attachskb+0x6c0/0x6c0 [ 286.576842] ? _copy_from_iter_full+0x182/0x720 [ 286.581502] ? __check_object_size+0x1ef/0x310 [ 286.586113] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 286.591660] netlink_sendmsg+0x764/0xc60 [ 286.595851] ? netlink_unicast+0x650/0x650 [ 286.600178] ? apparmor_socket_sendmsg+0x1b/0x20 [ 286.604924] ? netlink_unicast+0x650/0x650 [ 286.609145] sock_sendmsg+0xb5/0xf0 [ 286.612758] ___sys_sendmsg+0x647/0x950 [ 286.616715] ? find_held_lock+0x36/0x1d0 [ 286.620841] ? copy_msghdr_from_user+0x430/0x430 [ 286.625576] ? __fget+0x278/0x400 [ 286.629096] ? kasan_check_read+0x11/0x20 [ 286.633230] ? __fget+0x295/0x400 [ 286.636766] ? expand_files.part.8+0x700/0x700 [ 286.641514] ? __f_unlock_pos+0xd/0x10 [ 286.645405] ? __fget_light+0x174/0x1e0 [ 286.649489] ? __fdget+0xe/0x10 [ 286.653103] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 286.658022] __sys_sendmsg+0xd9/0x180 [ 286.661844] ? __ia32_sys_shutdown+0x70/0x70 [ 286.666345] ? __sb_end_write+0xa4/0xd0 [ 286.670398] ? kasan_check_write+0x14/0x20 [ 286.674886] ? fput+0x18/0x120 [ 286.678161] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.683685] __x64_sys_sendmsg+0x73/0xb0 [ 286.687742] do_syscall_64+0xd0/0x4e0 [ 286.692452] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.697630] RIP: 0033:0x463d89 [ 286.700886] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 286.719781] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 286.727644] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 286.734920] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 286.742275] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 286.749787] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 286.757054] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 286.767990] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 286.807667] FAULT_INJECTION: forcing a failure. [ 286.807667] name failslab, interval 1, probability 0, space 0, times 0 [ 286.819457] CPU: 1 PID: 13300 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 286.827343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.837045] Call Trace: [ 286.839616] dump_stack+0x123/0x171 [ 286.843249] should_fail.cold.4+0x5/0xa [ 286.847230] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 286.852674] ? lock_downgrade+0x860/0x860 [ 286.857158] ? ___might_sleep+0x16b/0x270 [ 286.861580] __should_failslab+0xba/0xf0 [ 286.865758] should_failslab+0x9/0x20 [ 286.869540] kmem_cache_alloc_trace+0x2cb/0x740 [ 286.874211] ? qfq_change_class+0xa93/0x14e0 [ 286.878696] ? qfq_change_class+0xa93/0x14e0 [ 286.883089] ? __local_bh_enable_ip+0x160/0x260 [ 286.887914] qfq_change_class+0xad9/0x14e0 [ 286.892140] ? qfq_delete_class+0x2d0/0x2d0 [ 286.896563] ? nla_parse+0x197/0x280 [ 286.900262] tc_ctl_tclass+0x3e9/0xba0 [ 286.904255] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 286.909340] ? find_held_lock+0x36/0x1d0 [ 286.913394] rtnetlink_rcv_msg+0x34f/0x8f0 [ 286.917610] ? rtnetlink_put_metrics+0x490/0x490 [ 286.922363] ? find_held_lock+0x36/0x1d0 [ 286.926422] netlink_rcv_skb+0x13e/0x3d0 [ 286.930477] ? lock_downgrade+0x860/0x860 [ 286.934871] ? rtnetlink_put_metrics+0x490/0x490 [ 286.939911] ? netlink_ack+0xa70/0xa70 [ 286.946136] ? netlink_deliver_tap+0x182/0xb00 [ 286.950896] rtnetlink_rcv+0x10/0x20 [ 286.954591] netlink_unicast+0x443/0x650 [ 286.958830] ? netlink_attachskb+0x6c0/0x6c0 [ 286.963321] ? _copy_from_iter_full+0x182/0x720 [ 286.967980] ? __check_object_size+0x1ef/0x310 [ 286.972627] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 286.978161] netlink_sendmsg+0x764/0xc60 [ 286.982209] ? netlink_unicast+0x650/0x650 [ 286.986748] ? apparmor_socket_sendmsg+0x1b/0x20 [ 286.991580] ? netlink_unicast+0x650/0x650 [ 286.996011] sock_sendmsg+0xb5/0xf0 [ 286.999709] ___sys_sendmsg+0x647/0x950 [ 287.003699] ? find_held_lock+0x36/0x1d0 [ 287.008228] ? copy_msghdr_from_user+0x430/0x430 [ 287.013364] ? __fget+0x278/0x400 [ 287.016990] ? kasan_check_read+0x11/0x20 [ 287.021509] ? __fget+0x295/0x400 [ 287.024948] ? expand_files.part.8+0x700/0x700 [ 287.029596] ? __f_unlock_pos+0xd/0x10 [ 287.033478] ? __fget_light+0x174/0x1e0 [ 287.037430] ? __fdget+0xe/0x10 [ 287.040703] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 287.045616] __sys_sendmsg+0xd9/0x180 [ 287.049405] ? __ia32_sys_shutdown+0x70/0x70 [ 287.054052] ? __sb_end_write+0xa4/0xd0 [ 287.058224] ? kasan_check_write+0x14/0x20 [ 287.062447] ? fput+0x18/0x120 [ 287.065977] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.071347] __x64_sys_sendmsg+0x73/0xb0 [ 287.075415] do_syscall_64+0xd0/0x4e0 [ 287.079822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.085558] RIP: 0033:0x463d89 [ 287.088748] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 287.107839] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 287.115657] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 287.123384] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 287.130938] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 287.138519] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 287.146104] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 287.159339] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 287.182652] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 287.200069] FAULT_INJECTION: forcing a failure. [ 287.200069] name failslab, interval 1, probability 0, space 0, times 0 [ 287.214915] CPU: 1 PID: 13311 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 287.223772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.233218] Call Trace: [ 287.235813] dump_stack+0x123/0x171 [ 287.239440] should_fail.cold.4+0x5/0xa [ 287.243501] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 287.248687] ? lock_downgrade+0x860/0x860 [ 287.252906] ? ___might_sleep+0x16b/0x270 [ 287.257052] __should_failslab+0xba/0xf0 [ 287.261129] should_failslab+0x9/0x20 [ 287.264921] kmem_cache_alloc_trace+0x2cb/0x740 [ 287.269600] ? qfq_change_class+0xa93/0x14e0 [ 287.273993] ? qfq_change_class+0xa93/0x14e0 [ 287.278470] ? __local_bh_enable_ip+0x160/0x260 [ 287.283128] qfq_change_class+0xad9/0x14e0 [ 287.287368] ? qfq_delete_class+0x2d0/0x2d0 [ 287.292024] ? nla_parse+0x197/0x280 [ 287.295729] tc_ctl_tclass+0x3e9/0xba0 [ 287.299614] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 287.304713] ? find_held_lock+0x36/0x1d0 [ 287.308805] rtnetlink_rcv_msg+0x34f/0x8f0 [ 287.313204] ? rtnetlink_put_metrics+0x490/0x490 [ 287.318474] ? find_held_lock+0x36/0x1d0 [ 287.322724] netlink_rcv_skb+0x13e/0x3d0 [ 287.326771] ? lock_downgrade+0x860/0x860 [ 287.330985] ? rtnetlink_put_metrics+0x490/0x490 [ 287.335821] ? netlink_ack+0xa70/0xa70 [ 287.339837] ? netlink_deliver_tap+0x182/0xb00 [ 287.344658] rtnetlink_rcv+0x10/0x20 [ 287.348449] netlink_unicast+0x443/0x650 [ 287.352606] ? netlink_attachskb+0x6c0/0x6c0 [ 287.357269] ? _copy_from_iter_full+0x182/0x720 [ 287.362019] ? __check_object_size+0x1ef/0x310 [ 287.366598] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 287.372153] netlink_sendmsg+0x764/0xc60 [ 287.376304] ? netlink_unicast+0x650/0x650 [ 287.380800] ? apparmor_socket_sendmsg+0x1b/0x20 [ 287.385746] ? netlink_unicast+0x650/0x650 [ 287.389965] sock_sendmsg+0xb5/0xf0 [ 287.393576] ___sys_sendmsg+0x647/0x950 [ 287.397641] ? find_held_lock+0x36/0x1d0 [ 287.401875] ? copy_msghdr_from_user+0x430/0x430 [ 287.407196] ? __fget+0x278/0x400 [ 287.410806] ? kasan_check_read+0x11/0x20 [ 287.415197] ? __fget+0x295/0x400 [ 287.418643] ? expand_files.part.8+0x700/0x700 [ 287.423301] ? __f_unlock_pos+0xd/0x10 [ 287.427396] ? __fget_light+0x174/0x1e0 [ 287.431577] ? __fdget+0xe/0x10 [ 287.434858] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 287.439938] __sys_sendmsg+0xd9/0x180 [ 287.443838] ? __ia32_sys_shutdown+0x70/0x70 [ 287.448248] ? __sb_end_write+0xa4/0xd0 [ 287.452218] ? kasan_check_write+0x14/0x20 [ 287.456438] ? fput+0x18/0x120 [ 287.459632] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.465327] __x64_sys_sendmsg+0x73/0xb0 [ 287.469386] do_syscall_64+0xd0/0x4e0 [ 287.473376] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.478600] RIP: 0033:0x463d89 [ 287.482047] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 287.501193] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 287.508998] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 287.516723] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 287.524063] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 287.531844] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 287.539102] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 287.558021] FAULT_INJECTION: forcing a failure. [ 287.558021] name failslab, interval 1, probability 0, space 0, times 0 [ 287.575097] CPU: 1 PID: 13312 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 287.583009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.592451] Call Trace: [ 287.595118] dump_stack+0x123/0x171 [ 287.598940] should_fail.cold.4+0x5/0xa [ 287.603100] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 287.608194] ? lock_downgrade+0x860/0x860 [ 287.612462] ? ___might_sleep+0x16b/0x270 [ 287.616967] __should_failslab+0xba/0xf0 [ 287.621226] should_failslab+0x9/0x20 [ 287.625075] kmem_cache_alloc_trace+0x2cb/0x740 [ 287.629933] ? qfq_change_class+0xa93/0x14e0 [ 287.634427] ? qfq_change_class+0xa93/0x14e0 [ 287.639176] ? __local_bh_enable_ip+0x160/0x260 [ 287.643949] qfq_change_class+0xad9/0x14e0 [ 287.648627] ? qfq_delete_class+0x2d0/0x2d0 [ 287.653644] ? nla_parse+0x197/0x280 [ 287.657368] tc_ctl_tclass+0x3e9/0xba0 [ 287.661779] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 287.666886] ? find_held_lock+0x36/0x1d0 [ 287.670950] rtnetlink_rcv_msg+0x34f/0x8f0 [ 287.675508] ? rtnetlink_put_metrics+0x490/0x490 [ 287.680343] ? find_held_lock+0x36/0x1d0 [ 287.684485] netlink_rcv_skb+0x13e/0x3d0 [ 287.688554] ? lock_downgrade+0x860/0x860 [ 287.692702] ? rtnetlink_put_metrics+0x490/0x490 [ 287.697538] ? netlink_ack+0xa70/0xa70 [ 287.701813] ? netlink_deliver_tap+0x182/0xb00 [ 287.706934] rtnetlink_rcv+0x10/0x20 [ 287.710637] netlink_unicast+0x443/0x650 [ 287.714777] ? netlink_attachskb+0x6c0/0x6c0 [ 287.719256] ? _copy_from_iter_full+0x182/0x720 [ 287.724176] ? __check_object_size+0x1ef/0x310 [ 287.728887] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 287.734496] netlink_sendmsg+0x764/0xc60 [ 287.738650] ? netlink_unicast+0x650/0x650 [ 287.743225] ? apparmor_socket_sendmsg+0x1b/0x20 [ 287.748593] ? netlink_unicast+0x650/0x650 [ 287.752833] sock_sendmsg+0xb5/0xf0 [ 287.756530] ___sys_sendmsg+0x647/0x950 [ 287.760610] ? find_held_lock+0x36/0x1d0 [ 287.764882] ? copy_msghdr_from_user+0x430/0x430 [ 287.769640] ? __fget+0x278/0x400 [ 287.773170] ? kasan_check_read+0x11/0x20 [ 287.777314] ? __fget+0x295/0x400 [ 287.780862] ? expand_files.part.8+0x700/0x700 [ 287.785499] ? __f_unlock_pos+0xd/0x10 [ 287.789566] ? __fget_light+0x174/0x1e0 [ 287.793529] ? __fdget+0xe/0x10 [ 287.796922] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 287.801863] __sys_sendmsg+0xd9/0x180 [ 287.805751] ? __ia32_sys_shutdown+0x70/0x70 [ 287.810358] ? __sb_end_write+0xa4/0xd0 [ 287.814489] ? kasan_check_write+0x14/0x20 [ 287.818711] ? fput+0x18/0x120 [ 287.821886] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.827239] __x64_sys_sendmsg+0x73/0xb0 [ 287.831288] do_syscall_64+0xd0/0x4e0 [ 287.835076] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.840251] RIP: 0033:0x463d89 [ 287.843434] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 287.863120] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 287.870902] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 287.880069] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 287.888120] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 287.895377] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 287.903018] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 287.930060] FAULT_INJECTION: forcing a failure. [ 287.930060] name failslab, interval 1, probability 0, space 0, times 0 [ 287.943046] CPU: 0 PID: 13322 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 287.955564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.965260] Call Trace: [ 287.967847] dump_stack+0x123/0x171 [ 287.971455] should_fail.cold.4+0x5/0xa [ 287.975412] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 287.980500] ? lock_downgrade+0x860/0x860 [ 287.984772] ? ___might_sleep+0x16b/0x270 [ 287.989017] __should_failslab+0xba/0xf0 [ 287.995065] should_failslab+0x9/0x20 [ 287.998860] kmem_cache_alloc_trace+0x2cb/0x740 [ 288.003524] ? qfq_change_class+0xa93/0x14e0 [ 288.007939] ? qfq_change_class+0xa93/0x14e0 [ 288.012862] ? __local_bh_enable_ip+0x160/0x260 [ 288.017543] qfq_change_class+0xad9/0x14e0 [ 288.021781] ? qfq_delete_class+0x2d0/0x2d0 [ 288.026104] ? nla_parse+0x197/0x280 [ 288.029803] tc_ctl_tclass+0x3e9/0xba0 [ 288.033860] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 288.039129] ? find_held_lock+0x36/0x1d0 [ 288.043215] rtnetlink_rcv_msg+0x34f/0x8f0 [ 288.047451] ? rtnetlink_put_metrics+0x490/0x490 [ 288.052194] ? find_held_lock+0x36/0x1d0 [ 288.056434] netlink_rcv_skb+0x13e/0x3d0 [ 288.060474] ? lock_downgrade+0x860/0x860 [ 288.064609] ? rtnetlink_put_metrics+0x490/0x490 [ 288.069366] ? netlink_ack+0xa70/0xa70 [ 288.073247] ? netlink_deliver_tap+0x182/0xb00 [ 288.077831] rtnetlink_rcv+0x10/0x20 [ 288.081533] netlink_unicast+0x443/0x650 [ 288.085693] ? netlink_attachskb+0x6c0/0x6c0 [ 288.090192] ? _copy_from_iter_full+0x182/0x720 [ 288.094854] ? __check_object_size+0x1ef/0x310 [ 288.099531] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 288.105333] netlink_sendmsg+0x764/0xc60 [ 288.109388] ? netlink_unicast+0x650/0x650 [ 288.113740] ? apparmor_socket_sendmsg+0x1b/0x20 [ 288.118496] ? netlink_unicast+0x650/0x650 [ 288.122737] sock_sendmsg+0xb5/0xf0 [ 288.126641] ___sys_sendmsg+0x647/0x950 [ 288.130749] ? find_held_lock+0x36/0x1d0 [ 288.135018] ? copy_msghdr_from_user+0x430/0x430 [ 288.140491] ? __fget+0x278/0x400 [ 288.144027] ? kasan_check_read+0x11/0x20 [ 288.148188] ? __fget+0x295/0x400 [ 288.151744] ? expand_files.part.8+0x700/0x700 [ 288.156407] ? __f_unlock_pos+0xd/0x10 [ 288.160284] ? __fget_light+0x174/0x1e0 [ 288.164336] ? __fdget+0xe/0x10 [ 288.167608] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 288.172452] __sys_sendmsg+0xd9/0x180 [ 288.176260] ? __ia32_sys_shutdown+0x70/0x70 [ 288.180652] ? __sb_end_write+0xa4/0xd0 [ 288.184718] ? kasan_check_write+0x14/0x20 [ 288.188960] ? fput+0x18/0x120 [ 288.192154] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.197680] __x64_sys_sendmsg+0x73/0xb0 [ 288.201822] do_syscall_64+0xd0/0x4e0 [ 288.205616] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.211231] RIP: 0033:0x463d89 [ 288.214427] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 288.234262] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 288.241959] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 288.249613] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 288.256968] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 288.264270] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 288.271697] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 2021/06/23 21:25:02 executed programs: 665 [ 288.287419] FAULT_INJECTION: forcing a failure. [ 288.287419] name failslab, interval 1, probability 0, space 0, times 0 [ 288.305181] CPU: 1 PID: 13332 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 288.313108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.322546] Call Trace: [ 288.325235] dump_stack+0x123/0x171 [ 288.329022] should_fail.cold.4+0x5/0xa [ 288.333175] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 288.338256] ? lock_downgrade+0x860/0x860 [ 288.342496] ? ___might_sleep+0x16b/0x270 [ 288.346633] __should_failslab+0xba/0xf0 [ 288.350667] should_failslab+0x9/0x20 [ 288.354456] kmem_cache_alloc_trace+0x2cb/0x740 [ 288.359185] ? qfq_change_class+0xa93/0x14e0 [ 288.364136] ? qfq_change_class+0xa93/0x14e0 [ 288.368559] ? __local_bh_enable_ip+0x160/0x260 [ 288.373324] qfq_change_class+0xad9/0x14e0 [ 288.377639] ? qfq_delete_class+0x2d0/0x2d0 [ 288.382059] ? nla_parse+0x197/0x280 [ 288.385859] tc_ctl_tclass+0x3e9/0xba0 [ 288.389949] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 288.395328] ? find_held_lock+0x36/0x1d0 [ 288.399402] rtnetlink_rcv_msg+0x34f/0x8f0 [ 288.404067] ? rtnetlink_put_metrics+0x490/0x490 [ 288.409413] ? find_held_lock+0x36/0x1d0 [ 288.414254] netlink_rcv_skb+0x13e/0x3d0 [ 288.418695] ? lock_downgrade+0x860/0x860 [ 288.422867] ? rtnetlink_put_metrics+0x490/0x490 [ 288.427887] ? netlink_ack+0xa70/0xa70 [ 288.431915] ? netlink_deliver_tap+0x182/0xb00 [ 288.436498] rtnetlink_rcv+0x10/0x20 [ 288.440380] netlink_unicast+0x443/0x650 [ 288.444419] ? netlink_attachskb+0x6c0/0x6c0 [ 288.449242] ? _copy_from_iter_full+0x182/0x720 [ 288.453933] ? __check_object_size+0x1ef/0x310 [ 288.458722] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 288.464297] netlink_sendmsg+0x764/0xc60 [ 288.468417] ? netlink_unicast+0x650/0x650 [ 288.472879] ? apparmor_socket_sendmsg+0x1b/0x20 [ 288.477645] ? netlink_unicast+0x650/0x650 [ 288.481867] sock_sendmsg+0xb5/0xf0 [ 288.485473] ___sys_sendmsg+0x647/0x950 [ 288.489606] ? find_held_lock+0x36/0x1d0 [ 288.493654] ? copy_msghdr_from_user+0x430/0x430 [ 288.498613] ? __fget+0x278/0x400 [ 288.502380] ? kasan_check_read+0x11/0x20 [ 288.506627] ? __fget+0x295/0x400 [ 288.510321] ? expand_files.part.8+0x700/0x700 [ 288.515332] ? __f_unlock_pos+0xd/0x10 [ 288.519477] ? __fget_light+0x174/0x1e0 [ 288.523447] ? __fdget+0xe/0x10 [ 288.526717] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 288.531539] __sys_sendmsg+0xd9/0x180 [ 288.535581] ? __ia32_sys_shutdown+0x70/0x70 [ 288.540055] ? __sb_end_write+0xa4/0xd0 [ 288.544139] ? kasan_check_write+0x14/0x20 [ 288.548352] ? fput+0x18/0x120 [ 288.551530] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.556873] __x64_sys_sendmsg+0x73/0xb0 [ 288.560913] do_syscall_64+0xd0/0x4e0 [ 288.564693] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.569945] RIP: 0033:0x463d89 [ 288.573228] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 288.592289] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 288.600189] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 288.607727] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 288.615147] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 288.622515] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 288.629780] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 288.659902] FAULT_INJECTION: forcing a failure. [ 288.659902] name failslab, interval 1, probability 0, space 0, times 0 [ 288.676570] CPU: 0 PID: 13342 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 288.684783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.694156] Call Trace: [ 288.696842] dump_stack+0x123/0x171 [ 288.700647] should_fail.cold.4+0x5/0xa [ 288.704622] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 288.709709] ? lock_downgrade+0x860/0x860 [ 288.713834] ? ___might_sleep+0x16b/0x270 [ 288.717962] __should_failslab+0xba/0xf0 [ 288.722019] should_failslab+0x9/0x20 [ 288.725809] kmem_cache_alloc_trace+0x2cb/0x740 [ 288.730479] ? qfq_change_class+0xa93/0x14e0 [ 288.734883] ? qfq_change_class+0xa93/0x14e0 [ 288.739488] ? __local_bh_enable_ip+0x160/0x260 [ 288.744158] qfq_change_class+0xad9/0x14e0 [ 288.748397] ? qfq_delete_class+0x2d0/0x2d0 [ 288.752708] ? nla_parse+0x197/0x280 [ 288.756410] tc_ctl_tclass+0x3e9/0xba0 [ 288.760279] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 288.765387] ? find_held_lock+0x36/0x1d0 [ 288.769458] rtnetlink_rcv_msg+0x34f/0x8f0 [ 288.773705] ? rtnetlink_put_metrics+0x490/0x490 [ 288.778443] ? find_held_lock+0x36/0x1d0 [ 288.782494] netlink_rcv_skb+0x13e/0x3d0 [ 288.786718] ? lock_downgrade+0x860/0x860 [ 288.790957] ? rtnetlink_put_metrics+0x490/0x490 [ 288.795691] ? netlink_ack+0xa70/0xa70 [ 288.799559] ? netlink_deliver_tap+0x182/0xb00 [ 288.804169] rtnetlink_rcv+0x10/0x20 [ 288.807955] netlink_unicast+0x443/0x650 [ 288.812001] ? netlink_attachskb+0x6c0/0x6c0 [ 288.816572] ? _copy_from_iter_full+0x182/0x720 [ 288.821348] ? __check_object_size+0x1ef/0x310 [ 288.825914] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 288.831749] netlink_sendmsg+0x764/0xc60 [ 288.835797] ? netlink_unicast+0x650/0x650 [ 288.840047] ? apparmor_socket_sendmsg+0x1b/0x20 [ 288.844922] ? netlink_unicast+0x650/0x650 [ 288.849163] sock_sendmsg+0xb5/0xf0 [ 288.852801] ___sys_sendmsg+0x647/0x950 [ 288.857136] ? find_held_lock+0x36/0x1d0 [ 288.861202] ? copy_msghdr_from_user+0x430/0x430 [ 288.865961] ? __fget+0x278/0x400 [ 288.869406] ? kasan_check_read+0x11/0x20 [ 288.873554] ? __fget+0x295/0x400 [ 288.877179] ? expand_files.part.8+0x700/0x700 [ 288.881922] ? __f_unlock_pos+0xd/0x10 [ 288.885906] ? __fget_light+0x174/0x1e0 [ 288.889858] ? __fdget+0xe/0x10 [ 288.893220] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 288.898154] __sys_sendmsg+0xd9/0x180 [ 288.901983] ? __ia32_sys_shutdown+0x70/0x70 [ 288.906385] ? __sb_end_write+0xa4/0xd0 [ 288.910348] ? kasan_check_write+0x14/0x20 [ 288.914583] ? fput+0x18/0x120 [ 288.917757] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.923144] __x64_sys_sendmsg+0x73/0xb0 [ 288.927227] do_syscall_64+0xd0/0x4e0 [ 288.931008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.936453] RIP: 0033:0x463d89 [ 288.939645] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 288.958788] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 288.966496] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 288.973767] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 288.981117] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 288.988377] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 288.995639] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 289.010520] FAULT_INJECTION: forcing a failure. [ 289.010520] name failslab, interval 1, probability 0, space 0, times 0 [ 289.025560] CPU: 0 PID: 13354 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 289.033545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.042988] Call Trace: [ 289.045598] dump_stack+0x123/0x171 [ 289.049227] should_fail.cold.4+0x5/0xa [ 289.053292] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 289.058578] ? lock_downgrade+0x860/0x860 [ 289.062725] ? ___might_sleep+0x16b/0x270 [ 289.066900] __should_failslab+0xba/0xf0 [ 289.071071] should_failslab+0x9/0x20 [ 289.074983] kmem_cache_alloc_trace+0x2cb/0x740 [ 289.079647] ? qfq_change_class+0xa93/0x14e0 [ 289.084566] ? qfq_change_class+0xa93/0x14e0 [ 289.089048] ? __local_bh_enable_ip+0x160/0x260 [ 289.093707] qfq_change_class+0xad9/0x14e0 [ 289.098116] ? qfq_delete_class+0x2d0/0x2d0 [ 289.102428] ? nla_parse+0x197/0x280 [ 289.106135] tc_ctl_tclass+0x3e9/0xba0 [ 289.110118] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 289.115385] ? find_held_lock+0x36/0x1d0 [ 289.119450] rtnetlink_rcv_msg+0x34f/0x8f0 [ 289.123679] ? rtnetlink_put_metrics+0x490/0x490 [ 289.128529] ? find_held_lock+0x36/0x1d0 [ 289.132583] netlink_rcv_skb+0x13e/0x3d0 [ 289.136630] ? lock_downgrade+0x860/0x860 [ 289.140881] ? rtnetlink_put_metrics+0x490/0x490 [ 289.145646] ? netlink_ack+0xa70/0xa70 [ 289.149517] ? netlink_deliver_tap+0x182/0xb00 [ 289.154187] rtnetlink_rcv+0x10/0x20 [ 289.157977] netlink_unicast+0x443/0x650 [ 289.162036] ? netlink_attachskb+0x6c0/0x6c0 [ 289.166441] ? _copy_from_iter_full+0x182/0x720 [ 289.171298] ? __check_object_size+0x1ef/0x310 [ 289.175977] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 289.181509] netlink_sendmsg+0x764/0xc60 [ 289.185560] ? netlink_unicast+0x650/0x650 [ 289.189780] ? apparmor_socket_sendmsg+0x1b/0x20 [ 289.194648] ? netlink_unicast+0x650/0x650 [ 289.198878] sock_sendmsg+0xb5/0xf0 [ 289.202592] ___sys_sendmsg+0x647/0x950 [ 289.206557] ? find_held_lock+0x36/0x1d0 [ 289.215184] ? copy_msghdr_from_user+0x430/0x430 [ 289.219935] ? __fget+0x278/0x400 [ 289.223376] ? kasan_check_read+0x11/0x20 [ 289.227518] ? __fget+0x295/0x400 [ 289.230950] ? expand_files.part.8+0x700/0x700 [ 289.235809] ? __f_unlock_pos+0xd/0x10 [ 289.239951] ? __fget_light+0x174/0x1e0 [ 289.244263] ? __fdget+0xe/0x10 [ 289.247711] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 289.252633] __sys_sendmsg+0xd9/0x180 [ 289.256423] ? __ia32_sys_shutdown+0x70/0x70 [ 289.260968] ? __sb_end_write+0xa4/0xd0 [ 289.265074] ? kasan_check_write+0x14/0x20 [ 289.269296] ? fput+0x18/0x120 [ 289.272482] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.277877] __x64_sys_sendmsg+0x73/0xb0 [ 289.281928] do_syscall_64+0xd0/0x4e0 [ 289.285718] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.290889] RIP: 0033:0x463d89 [ 289.294326] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 289.314021] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 289.321724] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 289.329107] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 289.336558] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 289.343992] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 289.351504] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 289.359914] nla_parse: 4 callbacks suppressed [ 289.359920] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 289.382451] FAULT_INJECTION: forcing a failure. [ 289.382451] name failslab, interval 1, probability 0, space 0, times 0 [ 289.396154] CPU: 0 PID: 13358 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 289.405208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.415023] Call Trace: [ 289.417888] dump_stack+0x123/0x171 [ 289.421882] should_fail.cold.4+0x5/0xa [ 289.426029] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 289.431344] ? lock_downgrade+0x860/0x860 [ 289.435584] ? ___might_sleep+0x16b/0x270 [ 289.440012] __should_failslab+0xba/0xf0 [ 289.444327] should_failslab+0x9/0x20 [ 289.448379] kmem_cache_alloc_trace+0x2cb/0x740 [ 289.453045] ? qfq_change_class+0xa93/0x14e0 [ 289.457531] ? qfq_change_class+0xa93/0x14e0 [ 289.462192] ? __local_bh_enable_ip+0x160/0x260 [ 289.466859] qfq_change_class+0xad9/0x14e0 [ 289.471112] ? qfq_delete_class+0x2d0/0x2d0 [ 289.475429] ? nla_parse+0x197/0x280 [ 289.479345] tc_ctl_tclass+0x3e9/0xba0 [ 289.483319] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 289.488523] ? find_held_lock+0x36/0x1d0 [ 289.492614] rtnetlink_rcv_msg+0x34f/0x8f0 [ 289.496852] ? rtnetlink_put_metrics+0x490/0x490 [ 289.501616] ? find_held_lock+0x36/0x1d0 [ 289.505670] netlink_rcv_skb+0x13e/0x3d0 [ 289.509732] ? lock_downgrade+0x860/0x860 [ 289.513876] ? rtnetlink_put_metrics+0x490/0x490 [ 289.518855] ? netlink_ack+0xa70/0xa70 [ 289.522817] ? netlink_deliver_tap+0x182/0xb00 [ 289.527399] rtnetlink_rcv+0x10/0x20 [ 289.531102] netlink_unicast+0x443/0x650 [ 289.535279] ? netlink_attachskb+0x6c0/0x6c0 [ 289.539946] ? _copy_from_iter_full+0x182/0x720 [ 289.544694] ? __check_object_size+0x1ef/0x310 [ 289.549378] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 289.555737] netlink_sendmsg+0x764/0xc60 [ 289.559873] ? netlink_unicast+0x650/0x650 [ 289.564108] ? apparmor_socket_sendmsg+0x1b/0x20 [ 289.568850] ? netlink_unicast+0x650/0x650 [ 289.573071] sock_sendmsg+0xb5/0xf0 [ 289.576688] ___sys_sendmsg+0x647/0x950 [ 289.580753] ? find_held_lock+0x36/0x1d0 [ 289.585235] ? copy_msghdr_from_user+0x430/0x430 [ 289.589977] ? __fget+0x278/0x400 [ 289.593718] ? kasan_check_read+0x11/0x20 [ 289.598042] ? __fget+0x295/0x400 [ 289.601483] ? expand_files.part.8+0x700/0x700 [ 289.606137] ? __f_unlock_pos+0xd/0x10 [ 289.610003] ? __fget_light+0x174/0x1e0 [ 289.613970] ? __fdget+0xe/0x10 [ 289.617239] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 289.622068] __sys_sendmsg+0xd9/0x180 [ 289.625862] ? __ia32_sys_shutdown+0x70/0x70 [ 289.630393] ? __sb_end_write+0xa4/0xd0 [ 289.634356] ? kasan_check_write+0x14/0x20 [ 289.638663] ? fput+0x18/0x120 [ 289.641878] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.647336] __x64_sys_sendmsg+0x73/0xb0 [ 289.651392] do_syscall_64+0xd0/0x4e0 [ 289.655221] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.660399] RIP: 0033:0x463d89 [ 289.663571] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 289.682831] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 289.690703] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 289.698919] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 289.706194] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 289.713452] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 289.720711] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 289.731934] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 289.754544] FAULT_INJECTION: forcing a failure. [ 289.754544] name failslab, interval 1, probability 0, space 0, times 0 [ 289.766298] CPU: 1 PID: 13366 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 289.774290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.783811] Call Trace: [ 289.786385] dump_stack+0x123/0x171 [ 289.790026] should_fail.cold.4+0x5/0xa [ 289.793991] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 289.799161] ? lock_downgrade+0x860/0x860 [ 289.803293] ? ___might_sleep+0x16b/0x270 [ 289.807439] __should_failslab+0xba/0xf0 [ 289.812211] should_failslab+0x9/0x20 [ 289.816062] kmem_cache_alloc_trace+0x2cb/0x740 [ 289.820799] ? qfq_change_class+0xa93/0x14e0 [ 289.825556] ? qfq_change_class+0xa93/0x14e0 [ 289.830057] ? __local_bh_enable_ip+0x160/0x260 [ 289.834858] qfq_change_class+0xad9/0x14e0 [ 289.839080] ? qfq_delete_class+0x2d0/0x2d0 [ 289.843398] ? nla_parse+0x197/0x280 [ 289.847189] tc_ctl_tclass+0x3e9/0xba0 [ 289.851064] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 289.856401] ? find_held_lock+0x36/0x1d0 [ 289.860655] rtnetlink_rcv_msg+0x34f/0x8f0 [ 289.864942] ? rtnetlink_put_metrics+0x490/0x490 [ 289.869753] ? find_held_lock+0x36/0x1d0 [ 289.873802] netlink_rcv_skb+0x13e/0x3d0 [ 289.877847] ? lock_downgrade+0x860/0x860 [ 289.882165] ? rtnetlink_put_metrics+0x490/0x490 [ 289.886994] ? netlink_ack+0xa70/0xa70 [ 289.890876] ? netlink_deliver_tap+0x182/0xb00 [ 289.895771] rtnetlink_rcv+0x10/0x20 [ 289.899507] netlink_unicast+0x443/0x650 [ 289.903657] ? netlink_attachskb+0x6c0/0x6c0 [ 289.908141] ? _copy_from_iter_full+0x182/0x720 [ 289.912811] ? __check_object_size+0x1ef/0x310 [ 289.917475] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 289.923082] netlink_sendmsg+0x764/0xc60 [ 289.927138] ? netlink_unicast+0x650/0x650 [ 289.931365] ? apparmor_socket_sendmsg+0x1b/0x20 [ 289.936396] ? netlink_unicast+0x650/0x650 [ 289.941026] sock_sendmsg+0xb5/0xf0 [ 289.944652] ___sys_sendmsg+0x647/0x950 [ 289.948852] ? find_held_lock+0x36/0x1d0 [ 289.953941] ? copy_msghdr_from_user+0x430/0x430 [ 289.958684] ? __fget+0x278/0x400 [ 289.962126] ? kasan_check_read+0x11/0x20 [ 289.966734] ? __fget+0x295/0x400 [ 289.970176] ? expand_files.part.8+0x700/0x700 [ 289.974870] ? __f_unlock_pos+0xd/0x10 [ 289.978744] ? __fget_light+0x174/0x1e0 [ 289.982698] ? __fdget+0xe/0x10 [ 289.986048] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 289.990874] __sys_sendmsg+0xd9/0x180 [ 289.994662] ? __ia32_sys_shutdown+0x70/0x70 [ 289.999058] ? __sb_end_write+0xa4/0xd0 [ 290.003032] ? kasan_check_write+0x14/0x20 [ 290.007249] ? fput+0x18/0x120 [ 290.010443] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.015793] __x64_sys_sendmsg+0x73/0xb0 [ 290.019854] do_syscall_64+0xd0/0x4e0 [ 290.023645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.029990] RIP: 0033:0x463d89 [ 290.033181] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 290.052589] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 290.060277] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 290.067551] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 290.074828] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 290.082281] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 290.089626] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 290.101923] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 290.128474] FAULT_INJECTION: forcing a failure. [ 290.128474] name failslab, interval 1, probability 0, space 0, times 0 [ 290.141315] CPU: 1 PID: 13376 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 290.149211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.158725] Call Trace: [ 290.161581] dump_stack+0x123/0x171 [ 290.165193] should_fail.cold.4+0x5/0xa [ 290.169147] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 290.174236] ? lock_downgrade+0x860/0x860 [ 290.178366] ? ___might_sleep+0x16b/0x270 [ 290.183117] __should_failslab+0xba/0xf0 [ 290.187160] should_failslab+0x9/0x20 [ 290.190955] kmem_cache_alloc_trace+0x2cb/0x740 [ 290.195605] ? qfq_change_class+0xa93/0x14e0 [ 290.200003] ? qfq_change_class+0xa93/0x14e0 [ 290.204492] ? __local_bh_enable_ip+0x160/0x260 [ 290.209158] qfq_change_class+0xad9/0x14e0 [ 290.213379] ? qfq_delete_class+0x2d0/0x2d0 [ 290.217711] ? nla_parse+0x197/0x280 [ 290.221439] tc_ctl_tclass+0x3e9/0xba0 [ 290.225316] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 290.230615] ? find_held_lock+0x36/0x1d0 [ 290.234758] rtnetlink_rcv_msg+0x34f/0x8f0 [ 290.239344] ? rtnetlink_put_metrics+0x490/0x490 [ 290.244086] ? find_held_lock+0x36/0x1d0 [ 290.248160] netlink_rcv_skb+0x13e/0x3d0 [ 290.252202] ? lock_downgrade+0x860/0x860 [ 290.256333] ? rtnetlink_put_metrics+0x490/0x490 [ 290.261158] ? netlink_ack+0xa70/0xa70 [ 290.265057] ? netlink_deliver_tap+0x182/0xb00 [ 290.269638] rtnetlink_rcv+0x10/0x20 [ 290.273503] netlink_unicast+0x443/0x650 [ 290.277573] ? netlink_attachskb+0x6c0/0x6c0 [ 290.282057] ? _copy_from_iter_full+0x182/0x720 [ 290.286742] ? __check_object_size+0x1ef/0x310 [ 290.291541] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 290.297157] netlink_sendmsg+0x764/0xc60 [ 290.301349] ? netlink_unicast+0x650/0x650 [ 290.305799] ? apparmor_socket_sendmsg+0x1b/0x20 [ 290.310663] ? netlink_unicast+0x650/0x650 [ 290.315114] sock_sendmsg+0xb5/0xf0 [ 290.318727] ___sys_sendmsg+0x647/0x950 [ 290.322707] ? find_held_lock+0x36/0x1d0 [ 290.326765] ? copy_msghdr_from_user+0x430/0x430 [ 290.331503] ? __fget+0x278/0x400 [ 290.335097] ? kasan_check_read+0x11/0x20 [ 290.339337] ? __fget+0x295/0x400 [ 290.342795] ? expand_files.part.8+0x700/0x700 [ 290.347919] ? __f_unlock_pos+0xd/0x10 [ 290.352037] ? __fget_light+0x174/0x1e0 [ 290.356060] ? __fdget+0xe/0x10 [ 290.359421] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 290.364376] __sys_sendmsg+0xd9/0x180 [ 290.368172] ? __ia32_sys_shutdown+0x70/0x70 [ 290.372657] ? __sb_end_write+0xa4/0xd0 [ 290.376622] ? kasan_check_write+0x14/0x20 [ 290.381071] ? fput+0x18/0x120 [ 290.384255] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.390015] __x64_sys_sendmsg+0x73/0xb0 [ 290.394076] do_syscall_64+0xd0/0x4e0 [ 290.397998] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.403255] RIP: 0033:0x463d89 [ 290.406535] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 290.425975] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 290.433818] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 290.441404] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 290.448659] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 290.455997] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 290.463365] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 290.472673] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 290.508683] FAULT_INJECTION: forcing a failure. [ 290.508683] name failslab, interval 1, probability 0, space 0, times 0 [ 290.521048] CPU: 1 PID: 13386 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 290.529017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.538638] Call Trace: [ 290.541401] dump_stack+0x123/0x171 [ 290.545019] should_fail.cold.4+0x5/0xa [ 290.548982] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 290.554112] ? lock_downgrade+0x860/0x860 [ 290.558336] ? ___might_sleep+0x16b/0x270 [ 290.562479] __should_failslab+0xba/0xf0 [ 290.566537] should_failslab+0x9/0x20 [ 290.570332] kmem_cache_alloc_trace+0x2cb/0x740 [ 290.575078] ? qfq_change_class+0xa93/0x14e0 [ 290.579598] ? qfq_change_class+0xa93/0x14e0 [ 290.584086] ? __local_bh_enable_ip+0x160/0x260 [ 290.588953] qfq_change_class+0xad9/0x14e0 [ 290.593403] ? qfq_delete_class+0x2d0/0x2d0 [ 290.597923] ? nla_parse+0x197/0x280 [ 290.602125] tc_ctl_tclass+0x3e9/0xba0 [ 290.606438] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 290.611792] ? find_held_lock+0x36/0x1d0 [ 290.615858] rtnetlink_rcv_msg+0x34f/0x8f0 [ 290.620682] ? rtnetlink_put_metrics+0x490/0x490 [ 290.625536] ? find_held_lock+0x36/0x1d0 [ 290.630190] netlink_rcv_skb+0x13e/0x3d0 [ 290.634748] ? lock_downgrade+0x860/0x860 [ 290.639587] ? rtnetlink_put_metrics+0x490/0x490 [ 290.645073] ? netlink_ack+0xa70/0xa70 [ 290.649135] ? netlink_deliver_tap+0x182/0xb00 [ 290.653719] rtnetlink_rcv+0x10/0x20 [ 290.657549] netlink_unicast+0x443/0x650 [ 290.662086] ? netlink_attachskb+0x6c0/0x6c0 [ 290.666921] ? _copy_from_iter_full+0x182/0x720 [ 290.671797] ? __check_object_size+0x1ef/0x310 [ 290.676644] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 290.682288] netlink_sendmsg+0x764/0xc60 [ 290.686528] ? netlink_unicast+0x650/0x650 [ 290.690913] ? apparmor_socket_sendmsg+0x1b/0x20 [ 290.695793] ? netlink_unicast+0x650/0x650 [ 290.700213] sock_sendmsg+0xb5/0xf0 [ 290.703837] ___sys_sendmsg+0x647/0x950 [ 290.708588] ? find_held_lock+0x36/0x1d0 [ 290.712768] ? copy_msghdr_from_user+0x430/0x430 [ 290.717516] ? __fget+0x278/0x400 [ 290.721426] ? kasan_check_read+0x11/0x20 [ 290.725993] ? __fget+0x295/0x400 [ 290.729852] ? expand_files.part.8+0x700/0x700 [ 290.734423] ? __f_unlock_pos+0xd/0x10 [ 290.738307] ? __fget_light+0x174/0x1e0 [ 290.742738] ? __fdget+0xe/0x10 [ 290.746013] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 290.751030] __sys_sendmsg+0xd9/0x180 [ 290.754850] ? __ia32_sys_shutdown+0x70/0x70 [ 290.760834] ? __sb_end_write+0xa4/0xd0 [ 290.764891] ? kasan_check_write+0x14/0x20 [ 290.769555] ? fput+0x18/0x120 [ 290.772946] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.778320] __x64_sys_sendmsg+0x73/0xb0 [ 290.782372] do_syscall_64+0xd0/0x4e0 [ 290.786586] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.791860] RIP: 0033:0x463d89 [ 290.795283] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 290.814767] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 290.822651] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 290.829909] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 290.837353] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 290.844886] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 290.852320] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 290.861658] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 290.878090] FAULT_INJECTION: forcing a failure. [ 290.878090] name failslab, interval 1, probability 0, space 0, times 0 [ 290.890515] CPU: 1 PID: 13396 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 290.898506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.908039] Call Trace: [ 290.910625] dump_stack+0x123/0x171 [ 290.914376] should_fail.cold.4+0x5/0xa [ 290.918334] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 290.923509] ? lock_downgrade+0x860/0x860 [ 290.927829] ? ___might_sleep+0x16b/0x270 [ 290.931960] __should_failslab+0xba/0xf0 [ 290.936032] should_failslab+0x9/0x20 [ 290.939846] kmem_cache_alloc_trace+0x2cb/0x740 [ 290.944582] ? qfq_change_class+0xa93/0x14e0 [ 290.948997] ? qfq_change_class+0xa93/0x14e0 [ 290.953394] ? __local_bh_enable_ip+0x160/0x260 [ 290.958262] qfq_change_class+0xad9/0x14e0 [ 290.962773] ? qfq_delete_class+0x2d0/0x2d0 [ 290.967083] ? nla_parse+0x197/0x280 [ 290.970785] tc_ctl_tclass+0x3e9/0xba0 [ 290.974660] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 290.980027] ? find_held_lock+0x36/0x1d0 [ 290.984275] rtnetlink_rcv_msg+0x34f/0x8f0 [ 290.988498] ? rtnetlink_put_metrics+0x490/0x490 [ 290.993244] ? find_held_lock+0x36/0x1d0 [ 290.997285] netlink_rcv_skb+0x13e/0x3d0 [ 291.001595] ? lock_downgrade+0x860/0x860 [ 291.005738] ? rtnetlink_put_metrics+0x490/0x490 [ 291.010503] ? netlink_ack+0xa70/0xa70 [ 291.014388] ? netlink_deliver_tap+0x182/0xb00 [ 291.019050] rtnetlink_rcv+0x10/0x20 [ 291.022763] netlink_unicast+0x443/0x650 [ 291.027066] ? netlink_attachskb+0x6c0/0x6c0 [ 291.031456] ? _copy_from_iter_full+0x182/0x720 [ 291.036285] ? __check_object_size+0x1ef/0x310 [ 291.040856] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 291.046378] netlink_sendmsg+0x764/0xc60 [ 291.050454] ? netlink_unicast+0x650/0x650 [ 291.054775] ? apparmor_socket_sendmsg+0x1b/0x20 [ 291.059804] ? netlink_unicast+0x650/0x650 [ 291.064026] sock_sendmsg+0xb5/0xf0 [ 291.067645] ___sys_sendmsg+0x647/0x950 [ 291.071632] ? find_held_lock+0x36/0x1d0 [ 291.075692] ? copy_msghdr_from_user+0x430/0x430 [ 291.080432] ? __fget+0x278/0x400 [ 291.084133] ? kasan_check_read+0x11/0x20 [ 291.088286] ? __fget+0x295/0x400 [ 291.091843] ? expand_files.part.8+0x700/0x700 [ 291.096516] ? __f_unlock_pos+0xd/0x10 [ 291.100475] ? __fget_light+0x174/0x1e0 [ 291.104435] ? __fdget+0xe/0x10 [ 291.107706] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 291.112569] __sys_sendmsg+0xd9/0x180 [ 291.116439] ? __ia32_sys_shutdown+0x70/0x70 [ 291.120839] ? __sb_end_write+0xa4/0xd0 [ 291.125150] ? kasan_check_write+0x14/0x20 [ 291.129368] ? fput+0x18/0x120 [ 291.132648] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.138204] __x64_sys_sendmsg+0x73/0xb0 [ 291.142265] do_syscall_64+0xd0/0x4e0 [ 291.146047] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.151406] RIP: 0033:0x463d89 [ 291.154576] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 291.173785] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 291.181567] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 291.188840] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 291.196105] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 291.203367] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 291.210909] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 291.237543] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 291.271210] FAULT_INJECTION: forcing a failure. [ 291.271210] name failslab, interval 1, probability 0, space 0, times 0 [ 291.283091] CPU: 1 PID: 13404 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 291.291233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.300856] Call Trace: [ 291.303485] dump_stack+0x123/0x171 [ 291.307196] should_fail.cold.4+0x5/0xa [ 291.311159] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 291.316286] ? lock_downgrade+0x860/0x860 [ 291.320431] ? ___might_sleep+0x16b/0x270 [ 291.324583] __should_failslab+0xba/0xf0 [ 291.328651] should_failslab+0x9/0x20 [ 291.332450] kmem_cache_alloc_trace+0x2cb/0x740 [ 291.337110] ? qfq_change_class+0xa93/0x14e0 [ 291.341497] ? qfq_change_class+0xa93/0x14e0 [ 291.345890] ? __local_bh_enable_ip+0x160/0x260 [ 291.350898] qfq_change_class+0xad9/0x14e0 [ 291.355129] ? qfq_delete_class+0x2d0/0x2d0 [ 291.359524] ? nla_parse+0x197/0x280 [ 291.363235] tc_ctl_tclass+0x3e9/0xba0 [ 291.367203] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 291.372423] ? find_held_lock+0x36/0x1d0 [ 291.376506] rtnetlink_rcv_msg+0x34f/0x8f0 [ 291.381000] ? rtnetlink_put_metrics+0x490/0x490 [ 291.385759] ? find_held_lock+0x36/0x1d0 [ 291.389930] netlink_rcv_skb+0x13e/0x3d0 [ 291.394108] ? lock_downgrade+0x860/0x860 [ 291.398421] ? rtnetlink_put_metrics+0x490/0x490 [ 291.403169] ? netlink_ack+0xa70/0xa70 [ 291.407502] ? netlink_deliver_tap+0x182/0xb00 [ 291.412080] rtnetlink_rcv+0x10/0x20 [ 291.415777] netlink_unicast+0x443/0x650 [ 291.419926] ? netlink_attachskb+0x6c0/0x6c0 [ 291.424890] ? _copy_from_iter_full+0x182/0x720 [ 291.429951] ? __check_object_size+0x1ef/0x310 [ 291.434878] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 291.440885] netlink_sendmsg+0x764/0xc60 [ 291.445321] ? netlink_unicast+0x650/0x650 [ 291.449808] ? apparmor_socket_sendmsg+0x1b/0x20 [ 291.454985] ? netlink_unicast+0x650/0x650 [ 291.459291] sock_sendmsg+0xb5/0xf0 [ 291.463162] ___sys_sendmsg+0x647/0x950 [ 291.467131] ? find_held_lock+0x36/0x1d0 [ 291.471433] ? copy_msghdr_from_user+0x430/0x430 [ 291.476177] ? __fget+0x278/0x400 [ 291.479642] ? kasan_check_read+0x11/0x20 [ 291.484084] ? __fget+0x295/0x400 [ 291.487531] ? expand_files.part.8+0x700/0x700 [ 291.492194] ? __f_unlock_pos+0xd/0x10 [ 291.496241] ? __fget_light+0x174/0x1e0 [ 291.500459] ? __fdget+0xe/0x10 [ 291.503742] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 291.508653] __sys_sendmsg+0xd9/0x180 [ 291.512527] ? __ia32_sys_shutdown+0x70/0x70 [ 291.516916] ? __sb_end_write+0xa4/0xd0 [ 291.520928] ? kasan_check_write+0x14/0x20 [ 291.525294] ? fput+0x18/0x120 [ 291.528503] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.533852] __x64_sys_sendmsg+0x73/0xb0 [ 291.537952] do_syscall_64+0xd0/0x4e0 [ 291.541738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.546992] RIP: 0033:0x463d89 [ 291.550174] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 291.570038] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 291.577726] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 291.585092] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 291.592592] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 291.599968] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 291.608023] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 291.622019] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 291.647408] FAULT_INJECTION: forcing a failure. [ 291.647408] name failslab, interval 1, probability 0, space 0, times 0 [ 291.659553] CPU: 0 PID: 13412 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 291.667532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.676871] Call Trace: [ 291.679835] dump_stack+0x123/0x171 [ 291.683485] should_fail.cold.4+0x5/0xa [ 291.687604] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 291.692812] ? lock_downgrade+0x860/0x860 [ 291.697390] ? ___might_sleep+0x16b/0x270 [ 291.701525] __should_failslab+0xba/0xf0 [ 291.705647] should_failslab+0x9/0x20 [ 291.709449] kmem_cache_alloc_trace+0x2cb/0x740 [ 291.714378] ? qfq_change_class+0xa93/0x14e0 [ 291.718775] ? qfq_change_class+0xa93/0x14e0 [ 291.723677] ? __local_bh_enable_ip+0x160/0x260 [ 291.728557] qfq_change_class+0xad9/0x14e0 [ 291.733058] ? qfq_delete_class+0x2d0/0x2d0 [ 291.737383] ? nla_parse+0x197/0x280 [ 291.741338] tc_ctl_tclass+0x3e9/0xba0 [ 291.745221] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 291.750309] ? find_held_lock+0x36/0x1d0 [ 291.754458] rtnetlink_rcv_msg+0x34f/0x8f0 [ 291.758816] ? rtnetlink_put_metrics+0x490/0x490 [ 291.763581] ? find_held_lock+0x36/0x1d0 [ 291.767731] netlink_rcv_skb+0x13e/0x3d0 [ 291.772005] ? lock_downgrade+0x860/0x860 [ 291.776145] ? rtnetlink_put_metrics+0x490/0x490 [ 291.781117] ? netlink_ack+0xa70/0xa70 [ 291.784999] ? netlink_deliver_tap+0x182/0xb00 [ 291.789665] rtnetlink_rcv+0x10/0x20 [ 291.793555] netlink_unicast+0x443/0x650 [ 291.798207] ? netlink_attachskb+0x6c0/0x6c0 [ 291.802603] ? _copy_from_iter_full+0x182/0x720 [ 291.807727] ? __check_object_size+0x1ef/0x310 [ 291.812306] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 291.817929] netlink_sendmsg+0x764/0xc60 [ 291.822161] ? netlink_unicast+0x650/0x650 [ 291.826479] ? apparmor_socket_sendmsg+0x1b/0x20 [ 291.831408] ? netlink_unicast+0x650/0x650 [ 291.836013] sock_sendmsg+0xb5/0xf0 [ 291.839733] ___sys_sendmsg+0x647/0x950 [ 291.843761] ? find_held_lock+0x36/0x1d0 [ 291.847828] ? copy_msghdr_from_user+0x430/0x430 [ 291.852604] ? __fget+0x278/0x400 [ 291.856043] ? kasan_check_read+0x11/0x20 [ 291.860280] ? __fget+0x295/0x400 [ 291.863811] ? expand_files.part.8+0x700/0x700 [ 291.868626] ? __f_unlock_pos+0xd/0x10 [ 291.872510] ? __fget_light+0x174/0x1e0 [ 291.876647] ? __fdget+0xe/0x10 [ 291.880226] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 291.885175] __sys_sendmsg+0xd9/0x180 [ 291.889064] ? __ia32_sys_shutdown+0x70/0x70 [ 291.893473] ? __sb_end_write+0xa4/0xd0 [ 291.897730] ? kasan_check_write+0x14/0x20 [ 291.902007] ? fput+0x18/0x120 [ 291.905366] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.910842] __x64_sys_sendmsg+0x73/0xb0 [ 291.914983] do_syscall_64+0xd0/0x4e0 [ 291.918769] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.924202] RIP: 0033:0x463d89 [ 291.927398] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 291.946562] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 291.954357] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 291.961707] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 291.969049] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 291.976598] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 291.984155] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 291.992960] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 292.010308] FAULT_INJECTION: forcing a failure. [ 292.010308] name failslab, interval 1, probability 0, space 0, times 0 [ 292.035382] CPU: 0 PID: 13420 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 292.043559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.053078] Call Trace: [ 292.055664] dump_stack+0x123/0x171 [ 292.059310] should_fail.cold.4+0x5/0xa [ 292.063276] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 292.068663] ? lock_downgrade+0x860/0x860 [ 292.072804] ? ___might_sleep+0x16b/0x270 [ 292.077071] __should_failslab+0xba/0xf0 [ 292.081134] should_failslab+0x9/0x20 [ 292.084925] kmem_cache_alloc_trace+0x2cb/0x740 [ 292.089597] ? qfq_change_class+0xa93/0x14e0 [ 292.094255] ? qfq_change_class+0xa93/0x14e0 [ 292.098668] ? __local_bh_enable_ip+0x160/0x260 [ 292.103319] qfq_change_class+0xad9/0x14e0 [ 292.107552] ? qfq_delete_class+0x2d0/0x2d0 [ 292.111857] ? nla_parse+0x197/0x280 [ 292.115755] tc_ctl_tclass+0x3e9/0xba0 [ 292.119733] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 292.124820] ? find_held_lock+0x36/0x1d0 [ 292.128875] rtnetlink_rcv_msg+0x34f/0x8f0 [ 292.133108] ? rtnetlink_put_metrics+0x490/0x490 [ 292.138080] ? find_held_lock+0x36/0x1d0 [ 292.142138] netlink_rcv_skb+0x13e/0x3d0 [ 292.146277] ? lock_downgrade+0x860/0x860 [ 292.150950] ? rtnetlink_put_metrics+0x490/0x490 [ 292.155858] ? netlink_ack+0xa70/0xa70 [ 292.160178] ? netlink_deliver_tap+0x182/0xb00 [ 292.164766] rtnetlink_rcv+0x10/0x20 [ 292.168479] netlink_unicast+0x443/0x650 [ 292.173142] ? netlink_attachskb+0x6c0/0x6c0 [ 292.177948] ? _copy_from_iter_full+0x182/0x720 [ 292.182714] ? __check_object_size+0x1ef/0x310 [ 292.187384] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 292.192923] netlink_sendmsg+0x764/0xc60 [ 292.197237] ? netlink_unicast+0x650/0x650 [ 292.201490] ? apparmor_socket_sendmsg+0x1b/0x20 [ 292.206583] ? netlink_unicast+0x650/0x650 [ 292.211157] sock_sendmsg+0xb5/0xf0 [ 292.214784] ___sys_sendmsg+0x647/0x950 [ 292.218749] ? find_held_lock+0x36/0x1d0 [ 292.223054] ? copy_msghdr_from_user+0x430/0x430 [ 292.228218] ? __fget+0x278/0x400 [ 292.231664] ? kasan_check_read+0x11/0x20 [ 292.235893] ? __fget+0x295/0x400 [ 292.239419] ? expand_files.part.8+0x700/0x700 [ 292.244256] ? __f_unlock_pos+0xd/0x10 [ 292.248235] ? __fget_light+0x174/0x1e0 [ 292.252463] ? __fdget+0xe/0x10 [ 292.255733] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 292.260953] __sys_sendmsg+0xd9/0x180 [ 292.264740] ? __ia32_sys_shutdown+0x70/0x70 [ 292.269143] ? __sb_end_write+0xa4/0xd0 [ 292.273118] ? kasan_check_write+0x14/0x20 [ 292.277519] ? fput+0x18/0x120 [ 292.280705] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.286056] __x64_sys_sendmsg+0x73/0xb0 [ 292.290103] do_syscall_64+0xd0/0x4e0 [ 292.293940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.299864] RIP: 0033:0x463d89 [ 292.303041] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 292.322600] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 292.330761] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 292.338718] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 292.346236] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 292.353676] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 292.361293] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 292.370273] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 292.389323] FAULT_INJECTION: forcing a failure. [ 292.389323] name failslab, interval 1, probability 0, space 0, times 0 [ 292.403460] CPU: 0 PID: 13430 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 292.411808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.421869] Call Trace: [ 292.424753] dump_stack+0x123/0x171 [ 292.428770] should_fail.cold.4+0x5/0xa [ 292.433110] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 292.438386] ? lock_downgrade+0x860/0x860 [ 292.443518] ? ___might_sleep+0x16b/0x270 [ 292.447862] __should_failslab+0xba/0xf0 [ 292.452022] should_failslab+0x9/0x20 [ 292.456062] kmem_cache_alloc_trace+0x2cb/0x740 [ 292.460747] ? qfq_change_class+0xa93/0x14e0 [ 292.465292] ? qfq_change_class+0xa93/0x14e0 [ 292.469805] ? __local_bh_enable_ip+0x160/0x260 [ 292.474687] qfq_change_class+0xad9/0x14e0 [ 292.479060] ? qfq_delete_class+0x2d0/0x2d0 [ 292.483510] ? nla_parse+0x197/0x280 [ 292.488086] tc_ctl_tclass+0x3e9/0xba0 [ 292.492302] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 292.497970] ? find_held_lock+0x36/0x1d0 [ 292.502262] rtnetlink_rcv_msg+0x34f/0x8f0 [ 292.506754] ? rtnetlink_put_metrics+0x490/0x490 [ 292.511523] ? find_held_lock+0x36/0x1d0 [ 292.515622] netlink_rcv_skb+0x13e/0x3d0 [ 292.520367] ? lock_downgrade+0x860/0x860 [ 292.524619] ? rtnetlink_put_metrics+0x490/0x490 [ 292.529555] ? netlink_ack+0xa70/0xa70 [ 292.533891] ? netlink_deliver_tap+0x182/0xb00 [ 292.538863] rtnetlink_rcv+0x10/0x20 [ 292.542922] netlink_unicast+0x443/0x650 [ 292.547336] ? netlink_attachskb+0x6c0/0x6c0 [ 292.552383] ? _copy_from_iter_full+0x182/0x720 [ 292.557061] ? __check_object_size+0x1ef/0x310 [ 292.562309] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 292.567873] netlink_sendmsg+0x764/0xc60 [ 292.572012] ? netlink_unicast+0x650/0x650 [ 292.576424] ? apparmor_socket_sendmsg+0x1b/0x20 [ 292.581434] ? netlink_unicast+0x650/0x650 [ 292.585749] sock_sendmsg+0xb5/0xf0 [ 292.589571] ___sys_sendmsg+0x647/0x950 [ 292.593625] ? find_held_lock+0x36/0x1d0 [ 292.597702] ? copy_msghdr_from_user+0x430/0x430 [ 292.603334] ? __fget+0x278/0x400 [ 292.606783] ? kasan_check_read+0x11/0x20 [ 292.611719] ? __fget+0x295/0x400 [ 292.615508] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 292.624367] ? expand_files.part.8+0x700/0x700 [ 292.629387] ? retint_kernel+0x2d/0x2d [ 292.634092] ? __fget_light+0x174/0x1e0 [ 292.638879] ? __fdget+0xe/0x10 [ 292.642419] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 292.647352] __sys_sendmsg+0xd9/0x180 [ 292.651420] ? __ia32_sys_shutdown+0x70/0x70 [ 292.658926] ? __sb_end_write+0xa4/0xd0 [ 292.663541] ? kasan_check_write+0x14/0x20 [ 292.667949] ? fput+0x18/0x120 [ 292.671268] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.677192] __x64_sys_sendmsg+0x73/0xb0 [ 292.681792] do_syscall_64+0xd0/0x4e0 [ 292.685956] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.691382] RIP: 0033:0x463d89 [ 292.695037] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 292.714789] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 292.722983] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 292.730328] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 292.737816] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 292.745266] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 292.752925] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 292.762035] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 292.784576] FAULT_INJECTION: forcing a failure. [ 292.784576] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 292.796391] CPU: 0 PID: 13440 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 292.804266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.813628] Call Trace: [ 292.816209] dump_stack+0x123/0x171 [ 292.819908] should_fail.cold.4+0x5/0xa [ 292.823909] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 292.829010] ? save_stack+0xa9/0xd0 [ 292.832738] __alloc_pages_nodemask+0x1d5/0x710 [ 292.838144] ? __alloc_pages_slowpath+0x2560/0x2560 [ 292.843158] cache_grow_begin+0x91/0x8d0 [ 292.847560] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 292.853003] kmem_cache_alloc_node_trace+0x665/0x730 [ 292.858120] __kmalloc_node+0x3c/0x70 [ 292.862166] qdisc_alloc+0xb1/0x9a0 [ 292.866042] ? kmem_cache_alloc_trace+0x347/0x740 [ 292.871146] qdisc_create_dflt+0x5e/0x1a0 [ 292.875376] qfq_change_class+0x6ae/0x14e0 [ 292.881347] ? security_capable+0x58/0xa0 [ 292.886910] ? qfq_delete_class+0x2d0/0x2d0 [ 292.891309] ? nla_parse+0x197/0x280 [ 292.895035] tc_ctl_tclass+0x3e9/0xba0 [ 292.898960] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 292.904161] ? find_held_lock+0x36/0x1d0 [ 292.908211] rtnetlink_rcv_msg+0x34f/0x8f0 [ 292.912440] ? rtnetlink_put_metrics+0x490/0x490 [ 292.917190] ? find_held_lock+0x36/0x1d0 [ 292.921240] netlink_rcv_skb+0x13e/0x3d0 [ 292.925292] ? lock_downgrade+0x860/0x860 [ 292.929428] ? rtnetlink_put_metrics+0x490/0x490 [ 292.934173] ? netlink_ack+0xa70/0xa70 [ 292.938232] ? netlink_deliver_tap+0x182/0xb00 [ 292.942808] rtnetlink_rcv+0x10/0x20 [ 292.946537] netlink_unicast+0x443/0x650 [ 292.951131] ? netlink_attachskb+0x6c0/0x6c0 [ 292.955894] ? _copy_from_iter_full+0x182/0x720 [ 292.960556] ? __check_object_size+0x1ef/0x310 [ 292.965356] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 292.970991] netlink_sendmsg+0x764/0xc60 [ 292.975049] ? netlink_unicast+0x650/0x650 [ 292.979378] ? apparmor_socket_sendmsg+0x1b/0x20 [ 292.984115] ? netlink_unicast+0x650/0x650 [ 292.988332] sock_sendmsg+0xb5/0xf0 [ 292.991950] ___sys_sendmsg+0x647/0x950 [ 292.995912] ? find_held_lock+0x36/0x1d0 [ 292.999959] ? copy_msghdr_from_user+0x430/0x430 [ 293.004793] ? __fget+0x278/0x400 [ 293.008232] ? kasan_check_read+0x11/0x20 [ 293.013212] ? __fget+0x295/0x400 [ 293.016843] ? expand_files.part.8+0x700/0x700 [ 293.021757] ? __f_unlock_pos+0xd/0x10 [ 293.025957] ? __fget_light+0x174/0x1e0 [ 293.030554] ? __fdget+0xe/0x10 [ 293.033962] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 293.038834] __sys_sendmsg+0xd9/0x180 [ 293.042622] ? __ia32_sys_shutdown+0x70/0x70 [ 293.047115] ? __sb_end_write+0xa4/0xd0 [ 293.051088] ? kasan_check_write+0x14/0x20 [ 293.055489] ? fput+0x18/0x120 [ 293.058848] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.064285] __x64_sys_sendmsg+0x73/0xb0 [ 293.068518] do_syscall_64+0xd0/0x4e0 [ 293.072456] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.077808] RIP: 0033:0x463d89 [ 293.081295] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 293.100618] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 293.108570] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 293.116142] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 293.123576] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 293.130829] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 293.138173] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 293.155094] FAULT_INJECTION: forcing a failure. [ 293.155094] name failslab, interval 1, probability 0, space 0, times 0 [ 293.169148] CPU: 0 PID: 13450 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 293.177229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.186605] Call Trace: [ 293.189202] dump_stack+0x123/0x171 [ 293.192926] should_fail.cold.4+0x5/0xa [ 293.196901] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 293.202002] ? lock_downgrade+0x860/0x860 [ 293.206147] ? ___might_sleep+0x16b/0x270 [ 293.210382] __should_failslab+0xba/0xf0 [ 293.214844] should_failslab+0x9/0x20 [ 293.218946] kmem_cache_alloc_trace+0x2cb/0x740 [ 293.223607] ? qfq_change_class+0xa93/0x14e0 [ 293.228095] ? qfq_change_class+0xa93/0x14e0 [ 293.232588] ? __local_bh_enable_ip+0x160/0x260 [ 293.237676] qfq_change_class+0xad9/0x14e0 [ 293.242003] ? qfq_delete_class+0x2d0/0x2d0 [ 293.246337] ? nla_parse+0x197/0x280 [ 293.250036] tc_ctl_tclass+0x3e9/0xba0 [ 293.254002] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 293.259265] ? find_held_lock+0x36/0x1d0 [ 293.263509] rtnetlink_rcv_msg+0x34f/0x8f0 [ 293.268022] ? rtnetlink_put_metrics+0x490/0x490 [ 293.272947] ? find_held_lock+0x36/0x1d0 [ 293.276993] netlink_rcv_skb+0x13e/0x3d0 [ 293.281121] ? lock_downgrade+0x860/0x860 [ 293.285283] ? rtnetlink_put_metrics+0x490/0x490 [ 293.290028] ? netlink_ack+0xa70/0xa70 [ 293.293936] ? netlink_deliver_tap+0x182/0xb00 [ 293.298839] rtnetlink_rcv+0x10/0x20 [ 293.302723] netlink_unicast+0x443/0x650 [ 293.306954] ? netlink_attachskb+0x6c0/0x6c0 [ 293.311524] ? _copy_from_iter_full+0x182/0x720 [ 293.316352] ? __check_object_size+0x1ef/0x310 [ 293.320917] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 293.326489] netlink_sendmsg+0x764/0xc60 [ 293.331035] ? netlink_unicast+0x650/0x650 [ 293.335698] ? apparmor_socket_sendmsg+0x1b/0x20 [ 293.340713] ? netlink_unicast+0x650/0x650 [ 293.344955] sock_sendmsg+0xb5/0xf0 [ 293.348744] ___sys_sendmsg+0x647/0x950 [ 293.353328] ? find_held_lock+0x36/0x1d0 [ 293.357590] ? copy_msghdr_from_user+0x430/0x430 [ 293.362653] ? __fget+0x278/0x400 [ 293.366890] ? kasan_check_read+0x11/0x20 [ 293.371138] ? __fget+0x295/0x400 [ 293.375052] ? expand_files.part.8+0x700/0x700 [ 293.379838] ? __f_unlock_pos+0xd/0x10 [ 293.383821] ? __fget_light+0x174/0x1e0 [ 293.388151] ? __fdget+0xe/0x10 [ 293.391437] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 293.396284] __sys_sendmsg+0xd9/0x180 [ 293.400268] ? __ia32_sys_shutdown+0x70/0x70 [ 293.404861] ? __sb_end_write+0xa4/0xd0 [ 293.409858] ? kasan_check_write+0x14/0x20 [ 293.415074] ? fput+0x18/0x120 [ 293.418869] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.424327] __x64_sys_sendmsg+0x73/0xb0 [ 293.428423] do_syscall_64+0xd0/0x4e0 [ 293.432632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.438267] RIP: 0033:0x463d89 2021/06/23 21:25:08 executed programs: 679 [ 293.441460] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 293.461952] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 293.469762] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 293.477202] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 293.484828] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 293.492967] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 293.501203] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 293.528462] FAULT_INJECTION: forcing a failure. [ 293.528462] name failslab, interval 1, probability 0, space 0, times 0 [ 293.547688] CPU: 1 PID: 13458 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 293.555834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.566095] Call Trace: [ 293.569052] dump_stack+0x123/0x171 [ 293.573381] should_fail.cold.4+0x5/0xa [ 293.577634] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 293.582959] ? lock_downgrade+0x860/0x860 [ 293.587637] ? ___might_sleep+0x16b/0x270 [ 293.592313] __should_failslab+0xba/0xf0 [ 293.597189] should_failslab+0x9/0x20 [ 293.601190] kmem_cache_alloc_trace+0x2cb/0x740 [ 293.606262] ? qfq_change_class+0xa93/0x14e0 [ 293.611121] ? qfq_change_class+0xa93/0x14e0 [ 293.616001] ? __local_bh_enable_ip+0x160/0x260 [ 293.620952] qfq_change_class+0xad9/0x14e0 [ 293.625180] ? qfq_delete_class+0x2d0/0x2d0 [ 293.629513] ? nla_parse+0x197/0x280 [ 293.633223] tc_ctl_tclass+0x3e9/0xba0 [ 293.637846] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 293.643153] ? find_held_lock+0x36/0x1d0 [ 293.647214] rtnetlink_rcv_msg+0x34f/0x8f0 [ 293.651450] ? rtnetlink_put_metrics+0x490/0x490 [ 293.656298] ? find_held_lock+0x36/0x1d0 [ 293.660759] netlink_rcv_skb+0x13e/0x3d0 [ 293.664952] ? lock_downgrade+0x860/0x860 [ 293.669111] ? rtnetlink_put_metrics+0x490/0x490 [ 293.673863] ? netlink_ack+0xa70/0xa70 [ 293.677944] ? netlink_deliver_tap+0x182/0xb00 [ 293.682737] rtnetlink_rcv+0x10/0x20 [ 293.686450] netlink_unicast+0x443/0x650 [ 293.690591] ? netlink_attachskb+0x6c0/0x6c0 [ 293.694996] ? _copy_from_iter_full+0x182/0x720 [ 293.700010] ? __check_object_size+0x1ef/0x310 [ 293.704598] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 293.710767] netlink_sendmsg+0x764/0xc60 [ 293.714930] ? netlink_unicast+0x650/0x650 [ 293.719169] ? apparmor_socket_sendmsg+0x1b/0x20 [ 293.723994] ? netlink_unicast+0x650/0x650 [ 293.728395] sock_sendmsg+0xb5/0xf0 [ 293.732096] ___sys_sendmsg+0x647/0x950 [ 293.736314] ? find_held_lock+0x36/0x1d0 [ 293.740369] ? copy_msghdr_from_user+0x430/0x430 [ 293.745191] ? __fget+0x278/0x400 [ 293.748711] ? kasan_check_read+0x11/0x20 [ 293.753231] ? __fget+0x295/0x400 [ 293.756894] ? expand_files.part.8+0x700/0x700 [ 293.761907] ? __f_unlock_pos+0xd/0x10 [ 293.765870] ? __fget_light+0x174/0x1e0 [ 293.770324] ? __fdget+0xe/0x10 [ 293.773622] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 293.778471] __sys_sendmsg+0xd9/0x180 [ 293.782272] ? __ia32_sys_shutdown+0x70/0x70 [ 293.786672] ? __sb_end_write+0xa4/0xd0 [ 293.790647] ? kasan_check_write+0x14/0x20 [ 293.794952] ? fput+0x18/0x120 [ 293.798250] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.803859] __x64_sys_sendmsg+0x73/0xb0 [ 293.807919] do_syscall_64+0xd0/0x4e0 [ 293.811860] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.817279] RIP: 0033:0x463d89 [ 293.820462] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 293.839536] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 293.847246] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 293.854507] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 293.861851] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 293.869364] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 293.876790] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 293.898687] FAULT_INJECTION: forcing a failure. [ 293.898687] name failslab, interval 1, probability 0, space 0, times 0 [ 293.910837] CPU: 1 PID: 13466 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 293.918844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.928196] Call Trace: [ 293.930941] dump_stack+0x123/0x171 [ 293.934808] should_fail.cold.4+0x5/0xa [ 293.938869] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 293.943966] ? lock_downgrade+0x860/0x860 [ 293.948208] ? ___might_sleep+0x16b/0x270 [ 293.952456] __should_failslab+0xba/0xf0 [ 293.956588] should_failslab+0x9/0x20 [ 293.960377] kmem_cache_alloc_trace+0x2cb/0x740 [ 293.965233] ? qfq_change_class+0xa93/0x14e0 [ 293.969627] ? qfq_change_class+0xa93/0x14e0 [ 293.974028] ? __local_bh_enable_ip+0x160/0x260 [ 293.978786] qfq_change_class+0xad9/0x14e0 [ 293.983105] ? qfq_delete_class+0x2d0/0x2d0 [ 293.987404] ? nla_parse+0x197/0x280 [ 293.991099] tc_ctl_tclass+0x3e9/0xba0 [ 293.994979] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 294.000064] ? find_held_lock+0x36/0x1d0 [ 294.004203] rtnetlink_rcv_msg+0x34f/0x8f0 [ 294.008426] ? rtnetlink_put_metrics+0x490/0x490 [ 294.013573] ? find_held_lock+0x36/0x1d0 [ 294.017618] netlink_rcv_skb+0x13e/0x3d0 [ 294.021708] ? lock_downgrade+0x860/0x860 [ 294.026012] ? rtnetlink_put_metrics+0x490/0x490 [ 294.030782] ? netlink_ack+0xa70/0xa70 [ 294.034648] ? netlink_deliver_tap+0x182/0xb00 [ 294.039211] rtnetlink_rcv+0x10/0x20 [ 294.042917] netlink_unicast+0x443/0x650 [ 294.046969] ? netlink_attachskb+0x6c0/0x6c0 [ 294.056045] ? _copy_from_iter_full+0x182/0x720 [ 294.060987] ? __check_object_size+0x1ef/0x310 [ 294.065556] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 294.071210] netlink_sendmsg+0x764/0xc60 [ 294.075277] ? netlink_unicast+0x650/0x650 [ 294.079581] ? apparmor_socket_sendmsg+0x1b/0x20 [ 294.084336] ? netlink_unicast+0x650/0x650 [ 294.088555] sock_sendmsg+0xb5/0xf0 [ 294.092442] ___sys_sendmsg+0x647/0x950 [ 294.096431] ? find_held_lock+0x36/0x1d0 [ 294.100668] ? copy_msghdr_from_user+0x430/0x430 [ 294.105434] ? __fget+0x278/0x400 [ 294.109069] ? kasan_check_read+0x11/0x20 [ 294.113207] ? __fget+0x295/0x400 [ 294.116942] ? expand_files.part.8+0x700/0x700 [ 294.121681] ? __f_unlock_pos+0xd/0x10 [ 294.125560] ? __fget_light+0x174/0x1e0 [ 294.129605] ? __fdget+0xe/0x10 [ 294.132870] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 294.137788] __sys_sendmsg+0xd9/0x180 [ 294.141701] ? __ia32_sys_shutdown+0x70/0x70 [ 294.146108] ? __sb_end_write+0xa4/0xd0 [ 294.150101] ? kasan_check_write+0x14/0x20 [ 294.154837] ? fput+0x18/0x120 [ 294.158017] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.163392] __x64_sys_sendmsg+0x73/0xb0 [ 294.167610] do_syscall_64+0xd0/0x4e0 [ 294.171479] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.176645] RIP: 0033:0x463d89 [ 294.179904] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 294.200173] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 294.207871] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 294.215401] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 294.222943] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 294.230826] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 294.238810] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 294.257412] FAULT_INJECTION: forcing a failure. [ 294.257412] name failslab, interval 1, probability 0, space 0, times 0 [ 294.274493] CPU: 1 PID: 13474 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 294.282658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.292252] Call Trace: [ 294.294826] dump_stack+0x123/0x171 [ 294.298521] should_fail.cold.4+0x5/0xa [ 294.302732] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 294.307826] ? lock_downgrade+0x860/0x860 [ 294.312606] ? ___might_sleep+0x16b/0x270 [ 294.316921] __should_failslab+0xba/0xf0 [ 294.320969] should_failslab+0x9/0x20 [ 294.324941] kmem_cache_alloc_trace+0x2cb/0x740 [ 294.329706] ? qfq_change_class+0xa93/0x14e0 [ 294.334115] ? qfq_change_class+0xa93/0x14e0 [ 294.338699] ? __local_bh_enable_ip+0x160/0x260 [ 294.343523] qfq_change_class+0xad9/0x14e0 [ 294.347921] ? qfq_delete_class+0x2d0/0x2d0 [ 294.352221] ? nla_parse+0x197/0x280 [ 294.355936] tc_ctl_tclass+0x3e9/0xba0 [ 294.359922] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 294.365019] ? find_held_lock+0x36/0x1d0 [ 294.369278] rtnetlink_rcv_msg+0x34f/0x8f0 [ 294.373716] ? rtnetlink_put_metrics+0x490/0x490 [ 294.378463] ? find_held_lock+0x36/0x1d0 [ 294.382594] netlink_rcv_skb+0x13e/0x3d0 [ 294.386641] ? lock_downgrade+0x860/0x860 [ 294.390778] ? rtnetlink_put_metrics+0x490/0x490 [ 294.395582] ? netlink_ack+0xa70/0xa70 [ 294.399746] ? netlink_deliver_tap+0x182/0xb00 [ 294.404413] rtnetlink_rcv+0x10/0x20 [ 294.408377] netlink_unicast+0x443/0x650 [ 294.412567] ? netlink_attachskb+0x6c0/0x6c0 [ 294.417142] ? _copy_from_iter_full+0x182/0x720 [ 294.421814] ? __check_object_size+0x1ef/0x310 [ 294.426415] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 294.431937] netlink_sendmsg+0x764/0xc60 [ 294.436083] ? netlink_unicast+0x650/0x650 [ 294.440309] ? apparmor_socket_sendmsg+0x1b/0x20 [ 294.445043] ? netlink_unicast+0x650/0x650 [ 294.449259] sock_sendmsg+0xb5/0xf0 [ 294.452899] ___sys_sendmsg+0x647/0x950 [ 294.457034] ? find_held_lock+0x36/0x1d0 [ 294.461265] ? copy_msghdr_from_user+0x430/0x430 [ 294.466097] ? __fget+0x278/0x400 [ 294.469550] ? kasan_check_read+0x11/0x20 [ 294.473799] ? __fget+0x295/0x400 [ 294.477431] ? expand_files.part.8+0x700/0x700 [ 294.481992] ? __f_unlock_pos+0xd/0x10 [ 294.486041] ? __fget_light+0x174/0x1e0 [ 294.490000] ? __fdget+0xe/0x10 [ 294.493532] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 294.498382] __sys_sendmsg+0xd9/0x180 [ 294.502262] ? __ia32_sys_shutdown+0x70/0x70 [ 294.506960] ? __sb_end_write+0xa4/0xd0 [ 294.511092] ? kasan_check_write+0x14/0x20 [ 294.515867] ? fput+0x18/0x120 [ 294.519267] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.524904] __x64_sys_sendmsg+0x73/0xb0 [ 294.528975] do_syscall_64+0xd0/0x4e0 [ 294.532759] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.538034] RIP: 0033:0x463d89 [ 294.541484] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 294.560555] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 294.568262] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 294.575516] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 294.582859] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 294.590130] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 294.597556] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 294.606719] nla_parse: 4 callbacks suppressed [ 294.606723] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 294.632767] FAULT_INJECTION: forcing a failure. [ 294.632767] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 294.644673] CPU: 1 PID: 13484 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 294.652574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.662104] Call Trace: [ 294.664702] dump_stack+0x123/0x171 [ 294.668329] should_fail.cold.4+0x5/0xa [ 294.672562] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 294.677656] ? save_stack+0xa9/0xd0 [ 294.681265] __alloc_pages_nodemask+0x1d5/0x710 [ 294.685920] ? __alloc_pages_slowpath+0x2560/0x2560 [ 294.690930] cache_grow_begin+0x91/0x8d0 [ 294.694983] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 294.700163] kmem_cache_alloc_node_trace+0x665/0x730 [ 294.705251] __kmalloc_node+0x3c/0x70 [ 294.709038] qdisc_alloc+0xb1/0x9a0 [ 294.712941] ? kmem_cache_alloc_trace+0x347/0x740 [ 294.718037] qdisc_create_dflt+0x5e/0x1a0 [ 294.722252] qfq_change_class+0x6ae/0x14e0 [ 294.726480] ? security_capable+0x58/0xa0 [ 294.730621] ? qfq_delete_class+0x2d0/0x2d0 [ 294.734946] ? nla_parse+0x197/0x280 [ 294.738734] tc_ctl_tclass+0x3e9/0xba0 [ 294.743058] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 294.748167] ? find_held_lock+0x36/0x1d0 [ 294.752231] rtnetlink_rcv_msg+0x34f/0x8f0 [ 294.756564] ? rtnetlink_put_metrics+0x490/0x490 [ 294.761311] ? find_held_lock+0x36/0x1d0 [ 294.765356] netlink_rcv_skb+0x13e/0x3d0 [ 294.769401] ? lock_downgrade+0x860/0x860 [ 294.773539] ? rtnetlink_put_metrics+0x490/0x490 [ 294.778278] ? netlink_ack+0xa70/0xa70 [ 294.782147] ? netlink_deliver_tap+0x182/0xb00 [ 294.786842] rtnetlink_rcv+0x10/0x20 [ 294.790541] netlink_unicast+0x443/0x650 [ 294.794756] ? netlink_attachskb+0x6c0/0x6c0 [ 294.799430] ? _copy_from_iter_full+0x182/0x720 [ 294.804147] ? __check_object_size+0x1ef/0x310 [ 294.808995] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 294.814582] netlink_sendmsg+0x764/0xc60 [ 294.818807] ? netlink_unicast+0x650/0x650 [ 294.823138] ? apparmor_socket_sendmsg+0x1b/0x20 [ 294.827883] ? netlink_unicast+0x650/0x650 [ 294.832102] sock_sendmsg+0xb5/0xf0 [ 294.835888] ___sys_sendmsg+0x647/0x950 [ 294.840387] ? find_held_lock+0x36/0x1d0 [ 294.844479] ? copy_msghdr_from_user+0x430/0x430 [ 294.849373] ? __fget+0x278/0x400 [ 294.852921] ? kasan_check_read+0x11/0x20 [ 294.857065] ? __fget+0x295/0x400 [ 294.860518] ? expand_files.part.8+0x700/0x700 [ 294.865461] ? __f_unlock_pos+0xd/0x10 [ 294.869422] ? __fget_light+0x174/0x1e0 [ 294.873380] ? __fdget+0xe/0x10 [ 294.876657] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 294.881504] __sys_sendmsg+0xd9/0x180 [ 294.885549] ? __ia32_sys_shutdown+0x70/0x70 [ 294.890117] ? __sb_end_write+0xa4/0xd0 [ 294.894194] ? kasan_check_write+0x14/0x20 [ 294.898628] ? fput+0x18/0x120 [ 294.901922] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.907291] __x64_sys_sendmsg+0x73/0xb0 [ 294.911430] do_syscall_64+0xd0/0x4e0 [ 294.915415] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.920596] RIP: 0033:0x463d89 [ 294.923808] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 294.942870] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 294.950576] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 294.957915] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 294.965264] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 294.972605] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 294.979862] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 294.989799] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 295.006356] FAULT_INJECTION: forcing a failure. [ 295.006356] name failslab, interval 1, probability 0, space 0, times 0 [ 295.019975] CPU: 1 PID: 13494 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 295.028493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.037849] Call Trace: [ 295.040524] dump_stack+0x123/0x171 [ 295.044156] should_fail.cold.4+0x5/0xa [ 295.048125] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 295.053463] ? lock_downgrade+0x860/0x860 [ 295.057805] ? ___might_sleep+0x16b/0x270 [ 295.062035] __should_failslab+0xba/0xf0 [ 295.066095] should_failslab+0x9/0x20 [ 295.069888] kmem_cache_alloc_trace+0x2cb/0x740 [ 295.074552] ? qfq_change_class+0xa93/0x14e0 [ 295.079128] ? qfq_change_class+0xa93/0x14e0 [ 295.083622] ? __local_bh_enable_ip+0x160/0x260 [ 295.089209] qfq_change_class+0xad9/0x14e0 [ 295.093447] ? qfq_delete_class+0x2d0/0x2d0 [ 295.097760] ? nla_parse+0x197/0x280 [ 295.101632] tc_ctl_tclass+0x3e9/0xba0 [ 295.105514] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 295.110600] ? find_held_lock+0x36/0x1d0 [ 295.114672] rtnetlink_rcv_msg+0x34f/0x8f0 [ 295.118984] ? rtnetlink_put_metrics+0x490/0x490 [ 295.123745] ? find_held_lock+0x36/0x1d0 [ 295.127802] netlink_rcv_skb+0x13e/0x3d0 [ 295.132102] ? lock_downgrade+0x860/0x860 [ 295.136257] ? rtnetlink_put_metrics+0x490/0x490 [ 295.141018] ? netlink_ack+0xa70/0xa70 [ 295.144912] ? netlink_deliver_tap+0x182/0xb00 [ 295.149482] rtnetlink_rcv+0x10/0x20 [ 295.153186] netlink_unicast+0x443/0x650 [ 295.157429] ? netlink_attachskb+0x6c0/0x6c0 [ 295.161837] ? _copy_from_iter_full+0x182/0x720 [ 295.166500] ? __check_object_size+0x1ef/0x310 [ 295.171076] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 295.176702] netlink_sendmsg+0x764/0xc60 [ 295.181439] ? netlink_unicast+0x650/0x650 [ 295.185929] ? apparmor_socket_sendmsg+0x1b/0x20 [ 295.190767] ? netlink_unicast+0x650/0x650 [ 295.195176] sock_sendmsg+0xb5/0xf0 [ 295.198946] ___sys_sendmsg+0x647/0x950 [ 295.202998] ? find_held_lock+0x36/0x1d0 [ 295.207167] ? copy_msghdr_from_user+0x430/0x430 [ 295.212128] ? __fget+0x278/0x400 [ 295.216267] ? kasan_check_read+0x11/0x20 [ 295.220422] ? __fget+0x295/0x400 [ 295.223873] ? expand_files.part.8+0x700/0x700 [ 295.229324] ? __f_unlock_pos+0xd/0x10 [ 295.233294] ? __fget_light+0x174/0x1e0 [ 295.237282] ? __fdget+0xe/0x10 [ 295.240652] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 295.245780] __sys_sendmsg+0xd9/0x180 [ 295.249568] ? __ia32_sys_shutdown+0x70/0x70 [ 295.253992] ? __sb_end_write+0xa4/0xd0 [ 295.257971] ? kasan_check_write+0x14/0x20 [ 295.262463] ? fput+0x18/0x120 [ 295.265747] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.271702] __x64_sys_sendmsg+0x73/0xb0 [ 295.275757] do_syscall_64+0xd0/0x4e0 [ 295.279654] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.284825] RIP: 0033:0x463d89 [ 295.288004] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 295.307251] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 295.315547] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 295.323235] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 295.330504] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 295.338023] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 295.345361] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 295.354506] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 295.390498] FAULT_INJECTION: forcing a failure. [ 295.390498] name failslab, interval 1, probability 0, space 0, times 0 [ 295.404202] CPU: 0 PID: 13504 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 295.413905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.425475] Call Trace: [ 295.428073] dump_stack+0x123/0x171 [ 295.431690] should_fail.cold.4+0x5/0xa [ 295.436095] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 295.441299] ? lock_downgrade+0x860/0x860 [ 295.445440] ? ___might_sleep+0x16b/0x270 [ 295.449581] __should_failslab+0xba/0xf0 [ 295.453648] should_failslab+0x9/0x20 [ 295.457827] kmem_cache_alloc_trace+0x2cb/0x740 [ 295.462592] ? qfq_change_class+0xa93/0x14e0 [ 295.467020] ? qfq_change_class+0xa93/0x14e0 [ 295.471636] ? __local_bh_enable_ip+0x160/0x260 [ 295.476398] qfq_change_class+0xad9/0x14e0 [ 295.480635] ? qfq_delete_class+0x2d0/0x2d0 [ 295.484952] ? nla_parse+0x197/0x280 [ 295.488675] tc_ctl_tclass+0x3e9/0xba0 [ 295.492617] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 295.497864] ? find_held_lock+0x36/0x1d0 [ 295.502062] rtnetlink_rcv_msg+0x34f/0x8f0 [ 295.506315] ? rtnetlink_put_metrics+0x490/0x490 [ 295.511876] ? find_held_lock+0x36/0x1d0 [ 295.516442] netlink_rcv_skb+0x13e/0x3d0 [ 295.520512] ? lock_downgrade+0x860/0x860 [ 295.524929] ? rtnetlink_put_metrics+0x490/0x490 [ 295.530119] ? netlink_ack+0xa70/0xa70 [ 295.534087] ? netlink_deliver_tap+0x182/0xb00 [ 295.538761] rtnetlink_rcv+0x10/0x20 [ 295.542722] netlink_unicast+0x443/0x650 [ 295.546769] ? netlink_attachskb+0x6c0/0x6c0 [ 295.551424] ? _copy_from_iter_full+0x182/0x720 [ 295.556531] ? __check_object_size+0x1ef/0x310 [ 295.561521] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 295.567265] netlink_sendmsg+0x764/0xc60 [ 295.572192] ? netlink_unicast+0x650/0x650 [ 295.576549] ? apparmor_socket_sendmsg+0x1b/0x20 [ 295.581313] ? netlink_unicast+0x650/0x650 [ 295.585542] sock_sendmsg+0xb5/0xf0 [ 295.589274] ___sys_sendmsg+0x647/0x950 [ 295.593235] ? find_held_lock+0x36/0x1d0 [ 295.597273] ? copy_msghdr_from_user+0x430/0x430 [ 295.602029] ? __fget+0x278/0x400 [ 295.606009] ? kasan_check_read+0x11/0x20 [ 295.610785] ? __fget+0x295/0x400 [ 295.614429] ? expand_files.part.8+0x700/0x700 [ 295.619120] ? __f_unlock_pos+0xd/0x10 [ 295.623094] ? __fget_light+0x174/0x1e0 [ 295.627058] ? __fdget+0xe/0x10 [ 295.630341] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 295.635262] __sys_sendmsg+0xd9/0x180 [ 295.639243] ? __ia32_sys_shutdown+0x70/0x70 [ 295.644177] ? __sb_end_write+0xa4/0xd0 [ 295.648147] ? kasan_check_write+0x14/0x20 [ 295.652478] ? fput+0x18/0x120 [ 295.655855] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.661304] __x64_sys_sendmsg+0x73/0xb0 [ 295.665604] do_syscall_64+0xd0/0x4e0 [ 295.669404] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.674580] RIP: 0033:0x463d89 [ 295.677773] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 295.696930] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 295.704883] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 295.712543] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 295.720119] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 295.727467] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 295.734745] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 295.744710] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 295.768680] FAULT_INJECTION: forcing a failure. [ 295.768680] name failslab, interval 1, probability 0, space 0, times 0 [ 295.782851] CPU: 0 PID: 13512 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 295.791050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.800486] Call Trace: [ 295.803201] dump_stack+0x123/0x171 [ 295.807095] should_fail.cold.4+0x5/0xa [ 295.811120] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 295.816407] ? lock_downgrade+0x860/0x860 [ 295.820734] ? ___might_sleep+0x16b/0x270 [ 295.825631] __should_failslab+0xba/0xf0 [ 295.829687] should_failslab+0x9/0x20 [ 295.833838] kmem_cache_alloc_trace+0x2cb/0x740 [ 295.838601] ? qfq_change_class+0xa93/0x14e0 [ 295.843144] ? qfq_change_class+0xa93/0x14e0 [ 295.847730] ? __local_bh_enable_ip+0x160/0x260 [ 295.852405] qfq_change_class+0xad9/0x14e0 [ 295.856645] ? qfq_delete_class+0x2d0/0x2d0 [ 295.860959] ? nla_parse+0x197/0x280 [ 295.864753] tc_ctl_tclass+0x3e9/0xba0 [ 295.868853] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 295.873951] ? find_held_lock+0x36/0x1d0 [ 295.878036] rtnetlink_rcv_msg+0x34f/0x8f0 [ 295.882270] ? rtnetlink_put_metrics+0x490/0x490 [ 295.887014] ? find_held_lock+0x36/0x1d0 [ 295.891058] netlink_rcv_skb+0x13e/0x3d0 [ 295.895357] ? lock_downgrade+0x860/0x860 [ 295.899486] ? rtnetlink_put_metrics+0x490/0x490 [ 295.904399] ? netlink_ack+0xa70/0xa70 [ 295.908354] ? netlink_deliver_tap+0x182/0xb00 [ 295.912930] rtnetlink_rcv+0x10/0x20 [ 295.916632] netlink_unicast+0x443/0x650 [ 295.920674] ? netlink_attachskb+0x6c0/0x6c0 [ 295.925244] ? _copy_from_iter_full+0x182/0x720 [ 295.930416] ? __check_object_size+0x1ef/0x310 [ 295.934982] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 295.940597] netlink_sendmsg+0x764/0xc60 [ 295.944914] ? netlink_unicast+0x650/0x650 [ 295.949367] ? apparmor_socket_sendmsg+0x1b/0x20 [ 295.954114] ? netlink_unicast+0x650/0x650 [ 295.958586] sock_sendmsg+0xb5/0xf0 [ 295.962290] ___sys_sendmsg+0x647/0x950 [ 295.966268] ? find_held_lock+0x36/0x1d0 [ 295.970321] ? copy_msghdr_from_user+0x430/0x430 [ 295.975066] ? __fget+0x278/0x400 [ 295.978512] ? kasan_check_read+0x11/0x20 [ 295.982781] ? __fget+0x295/0x400 [ 295.986260] ? expand_files.part.8+0x700/0x700 [ 295.990845] ? __f_unlock_pos+0xd/0x10 [ 295.994899] ? __fget_light+0x174/0x1e0 [ 295.999076] ? __fdget+0xe/0x10 [ 296.002360] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 296.007198] __sys_sendmsg+0xd9/0x180 [ 296.011010] ? __ia32_sys_shutdown+0x70/0x70 [ 296.015555] ? __sb_end_write+0xa4/0xd0 [ 296.019709] ? kasan_check_write+0x14/0x20 [ 296.023926] ? fput+0x18/0x120 [ 296.027350] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.032720] __x64_sys_sendmsg+0x73/0xb0 [ 296.036783] do_syscall_64+0xd0/0x4e0 [ 296.040937] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.046139] RIP: 0033:0x463d89 [ 296.049370] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 296.069117] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 296.076821] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 296.084077] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 296.091341] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 296.098945] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 296.106215] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 296.117026] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 296.139199] FAULT_INJECTION: forcing a failure. [ 296.139199] name failslab, interval 1, probability 0, space 0, times 0 [ 296.153012] CPU: 0 PID: 13520 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 296.160982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.170319] Call Trace: [ 296.173005] dump_stack+0x123/0x171 [ 296.176891] should_fail.cold.4+0x5/0xa [ 296.182101] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 296.187192] ? lock_downgrade+0x860/0x860 [ 296.191342] ? ___might_sleep+0x16b/0x270 [ 296.195509] __should_failslab+0xba/0xf0 [ 296.199819] should_failslab+0x9/0x20 [ 296.203703] kmem_cache_alloc_trace+0x2cb/0x740 [ 296.208527] ? qfq_change_class+0xa93/0x14e0 [ 296.213251] ? qfq_change_class+0xa93/0x14e0 [ 296.217664] ? __local_bh_enable_ip+0x160/0x260 [ 296.222321] qfq_change_class+0xad9/0x14e0 [ 296.226539] ? qfq_delete_class+0x2d0/0x2d0 [ 296.231106] ? nla_parse+0x197/0x280 [ 296.234817] tc_ctl_tclass+0x3e9/0xba0 [ 296.239134] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 296.244364] ? find_held_lock+0x36/0x1d0 [ 296.248627] rtnetlink_rcv_msg+0x34f/0x8f0 [ 296.252870] ? rtnetlink_put_metrics+0x490/0x490 [ 296.257761] ? find_held_lock+0x36/0x1d0 [ 296.262097] netlink_rcv_skb+0x13e/0x3d0 [ 296.266288] ? lock_downgrade+0x860/0x860 [ 296.270619] ? rtnetlink_put_metrics+0x490/0x490 [ 296.275452] ? netlink_ack+0xa70/0xa70 [ 296.279330] ? netlink_deliver_tap+0x182/0xb00 [ 296.284115] rtnetlink_rcv+0x10/0x20 [ 296.287862] netlink_unicast+0x443/0x650 [ 296.291935] ? netlink_attachskb+0x6c0/0x6c0 [ 296.296457] ? _copy_from_iter_full+0x182/0x720 [ 296.301148] ? __check_object_size+0x1ef/0x310 [ 296.305720] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 296.311429] netlink_sendmsg+0x764/0xc60 [ 296.315579] ? netlink_unicast+0x650/0x650 [ 296.319800] ? apparmor_socket_sendmsg+0x1b/0x20 [ 296.324738] ? netlink_unicast+0x650/0x650 [ 296.328987] sock_sendmsg+0xb5/0xf0 [ 296.332832] ___sys_sendmsg+0x647/0x950 [ 296.336793] ? find_held_lock+0x36/0x1d0 [ 296.340842] ? copy_msghdr_from_user+0x430/0x430 [ 296.345691] ? __fget+0x278/0x400 [ 296.349242] ? kasan_check_read+0x11/0x20 [ 296.353549] ? __fget+0x295/0x400 [ 296.357050] ? expand_files.part.8+0x700/0x700 [ 296.361658] ? __f_unlock_pos+0xd/0x10 [ 296.365815] ? __fget_light+0x174/0x1e0 [ 296.369866] ? __fdget+0xe/0x10 [ 296.373324] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 296.378778] __sys_sendmsg+0xd9/0x180 [ 296.382767] ? __ia32_sys_shutdown+0x70/0x70 [ 296.387317] ? __sb_end_write+0xa4/0xd0 [ 296.391399] ? kasan_check_write+0x14/0x20 [ 296.395619] ? fput+0x18/0x120 [ 296.398803] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.404265] __x64_sys_sendmsg+0x73/0xb0 [ 296.408480] do_syscall_64+0xd0/0x4e0 [ 296.412284] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.417459] RIP: 0033:0x463d89 [ 296.420716] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 296.440830] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 296.448531] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 296.455796] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 296.463234] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 296.470574] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 296.478586] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 296.490394] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 296.507103] FAULT_INJECTION: forcing a failure. [ 296.507103] name failslab, interval 1, probability 0, space 0, times 0 [ 296.521949] CPU: 0 PID: 13528 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 296.529848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.539193] Call Trace: [ 296.541947] dump_stack+0x123/0x171 [ 296.545591] should_fail.cold.4+0x5/0xa [ 296.549815] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 296.555001] ? lock_downgrade+0x860/0x860 [ 296.559238] ? ___might_sleep+0x16b/0x270 [ 296.563634] __should_failslab+0xba/0xf0 [ 296.567904] should_failslab+0x9/0x20 [ 296.571711] kmem_cache_alloc_trace+0x2cb/0x740 [ 296.576469] ? qfq_change_class+0xa93/0x14e0 [ 296.580960] ? qfq_change_class+0xa93/0x14e0 [ 296.585356] ? __local_bh_enable_ip+0x160/0x260 [ 296.590073] qfq_change_class+0xad9/0x14e0 [ 296.595012] ? qfq_delete_class+0x2d0/0x2d0 [ 296.599424] ? nla_parse+0x197/0x280 [ 296.603138] tc_ctl_tclass+0x3e9/0xba0 [ 296.607319] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 296.612510] ? find_held_lock+0x36/0x1d0 [ 296.616573] rtnetlink_rcv_msg+0x34f/0x8f0 [ 296.620999] ? rtnetlink_put_metrics+0x490/0x490 [ 296.625770] ? find_held_lock+0x36/0x1d0 [ 296.630065] netlink_rcv_skb+0x13e/0x3d0 [ 296.634132] ? lock_downgrade+0x860/0x860 [ 296.638387] ? rtnetlink_put_metrics+0x490/0x490 [ 296.643244] ? netlink_ack+0xa70/0xa70 [ 296.647244] ? netlink_deliver_tap+0x182/0xb00 [ 296.651833] rtnetlink_rcv+0x10/0x20 [ 296.655805] netlink_unicast+0x443/0x650 [ 296.659868] ? netlink_attachskb+0x6c0/0x6c0 [ 296.664264] ? _copy_from_iter_full+0x182/0x720 [ 296.669271] ? __check_object_size+0x1ef/0x310 [ 296.673850] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 296.679763] netlink_sendmsg+0x764/0xc60 [ 296.683815] ? netlink_unicast+0x650/0x650 [ 296.688318] ? apparmor_socket_sendmsg+0x1b/0x20 [ 296.693939] ? netlink_unicast+0x650/0x650 [ 296.698261] sock_sendmsg+0xb5/0xf0 [ 296.701906] ___sys_sendmsg+0x647/0x950 [ 296.705862] ? find_held_lock+0x36/0x1d0 [ 296.709903] ? copy_msghdr_from_user+0x430/0x430 [ 296.714750] ? __fget+0x278/0x400 [ 296.718370] ? kasan_check_read+0x11/0x20 [ 296.723252] ? __fget+0x295/0x400 [ 296.726703] ? expand_files.part.8+0x700/0x700 [ 296.731581] ? __f_unlock_pos+0xd/0x10 [ 296.735488] ? __fget_light+0x174/0x1e0 [ 296.739652] ? __fdget+0xe/0x10 [ 296.742931] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 296.748135] __sys_sendmsg+0xd9/0x180 [ 296.751925] ? __ia32_sys_shutdown+0x70/0x70 [ 296.756358] ? __sb_end_write+0xa4/0xd0 [ 296.760331] ? kasan_check_write+0x14/0x20 [ 296.764552] ? fput+0x18/0x120 [ 296.767751] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.773221] __x64_sys_sendmsg+0x73/0xb0 [ 296.777639] do_syscall_64+0xd0/0x4e0 [ 296.782082] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.787707] RIP: 0033:0x463d89 [ 296.790990] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 296.810719] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 296.818664] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 296.826137] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 296.833586] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 296.840951] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 296.848233] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 296.859277] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 296.877832] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 296.900302] FAULT_INJECTION: forcing a failure. [ 296.900302] name failslab, interval 1, probability 0, space 0, times 0 [ 296.912905] CPU: 0 PID: 13547 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 296.921099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.931985] Call Trace: [ 296.934595] dump_stack+0x123/0x171 [ 296.938299] should_fail.cold.4+0x5/0xa [ 296.942565] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 296.947743] ? lock_downgrade+0x860/0x860 [ 296.953139] ? ___might_sleep+0x16b/0x270 [ 296.957473] __should_failslab+0xba/0xf0 [ 296.961525] should_failslab+0x9/0x20 [ 296.965357] kmem_cache_alloc_trace+0x2cb/0x740 [ 296.970720] ? qfq_change_class+0xa93/0x14e0 [ 296.975293] ? qfq_change_class+0xa93/0x14e0 [ 296.980265] ? __local_bh_enable_ip+0x160/0x260 [ 296.985034] qfq_change_class+0xad9/0x14e0 [ 296.989604] ? qfq_delete_class+0x2d0/0x2d0 [ 296.994205] ? nla_parse+0x197/0x280 [ 296.997916] tc_ctl_tclass+0x3e9/0xba0 [ 297.001839] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 297.007163] ? find_held_lock+0x36/0x1d0 [ 297.011676] rtnetlink_rcv_msg+0x34f/0x8f0 [ 297.015988] ? rtnetlink_put_metrics+0x490/0x490 [ 297.020879] ? find_held_lock+0x36/0x1d0 [ 297.024937] netlink_rcv_skb+0x13e/0x3d0 [ 297.029001] ? lock_downgrade+0x860/0x860 [ 297.033534] ? rtnetlink_put_metrics+0x490/0x490 [ 297.038286] ? netlink_ack+0xa70/0xa70 [ 297.042385] ? netlink_deliver_tap+0x182/0xb00 [ 297.047161] rtnetlink_rcv+0x10/0x20 [ 297.050856] netlink_unicast+0x443/0x650 [ 297.055176] ? netlink_attachskb+0x6c0/0x6c0 [ 297.059570] ? _copy_from_iter_full+0x182/0x720 [ 297.064225] ? __check_object_size+0x1ef/0x310 [ 297.068982] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 297.074590] netlink_sendmsg+0x764/0xc60 [ 297.078654] ? netlink_unicast+0x650/0x650 [ 297.082872] ? apparmor_socket_sendmsg+0x1b/0x20 [ 297.087607] ? netlink_unicast+0x650/0x650 [ 297.091825] sock_sendmsg+0xb5/0xf0 [ 297.095612] ___sys_sendmsg+0x647/0x950 [ 297.099656] ? find_held_lock+0x36/0x1d0 [ 297.103783] ? copy_msghdr_from_user+0x430/0x430 [ 297.108527] ? __fget+0x278/0x400 [ 297.112161] ? kasan_check_read+0x11/0x20 [ 297.116311] ? __fget+0x295/0x400 [ 297.119745] ? expand_files.part.8+0x700/0x700 [ 297.124320] ? __f_unlock_pos+0xd/0x10 [ 297.128209] ? __fget_light+0x174/0x1e0 [ 297.132160] ? __fdget+0xe/0x10 [ 297.135422] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 297.140266] __sys_sendmsg+0xd9/0x180 [ 297.144132] ? __ia32_sys_shutdown+0x70/0x70 [ 297.148542] ? __sb_end_write+0xa4/0xd0 [ 297.152522] ? kasan_check_write+0x14/0x20 [ 297.156830] ? fput+0x18/0x120 [ 297.160010] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.165481] __x64_sys_sendmsg+0x73/0xb0 [ 297.169542] do_syscall_64+0xd0/0x4e0 [ 297.173500] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.178947] RIP: 0033:0x463d89 [ 297.182122] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 297.201369] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 297.209115] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 297.216553] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 297.223980] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 297.231343] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 297.238594] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 297.251880] FAULT_INJECTION: forcing a failure. [ 297.251880] name failslab, interval 1, probability 0, space 0, times 0 [ 297.269300] CPU: 0 PID: 13548 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 297.277695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.287038] Call Trace: [ 297.289618] dump_stack+0x123/0x171 [ 297.293418] should_fail.cold.4+0x5/0xa [ 297.297846] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 297.303027] ? lock_downgrade+0x860/0x860 [ 297.307270] ? ___might_sleep+0x16b/0x270 [ 297.311912] __should_failslab+0xba/0xf0 [ 297.315993] should_failslab+0x9/0x20 [ 297.319793] kmem_cache_alloc_trace+0x2cb/0x740 [ 297.324452] ? qfq_change_class+0xa93/0x14e0 [ 297.329019] ? qfq_change_class+0xa93/0x14e0 [ 297.333592] ? __local_bh_enable_ip+0x160/0x260 [ 297.338337] qfq_change_class+0xad9/0x14e0 [ 297.342560] ? qfq_delete_class+0x2d0/0x2d0 [ 297.346989] ? nla_parse+0x197/0x280 [ 297.350680] tc_ctl_tclass+0x3e9/0xba0 [ 297.354743] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 297.359844] ? find_held_lock+0x36/0x1d0 [ 297.363996] rtnetlink_rcv_msg+0x34f/0x8f0 [ 297.368485] ? rtnetlink_put_metrics+0x490/0x490 [ 297.373313] ? find_held_lock+0x36/0x1d0 [ 297.377451] netlink_rcv_skb+0x13e/0x3d0 [ 297.381583] ? lock_downgrade+0x860/0x860 [ 297.385901] ? rtnetlink_put_metrics+0x490/0x490 [ 297.390906] ? netlink_ack+0xa70/0xa70 [ 297.394871] ? netlink_deliver_tap+0x182/0xb00 [ 297.399438] rtnetlink_rcv+0x10/0x20 [ 297.403138] netlink_unicast+0x443/0x650 [ 297.407741] ? netlink_attachskb+0x6c0/0x6c0 [ 297.413181] ? _copy_from_iter_full+0x182/0x720 [ 297.419885] ? __check_object_size+0x1ef/0x310 [ 297.425002] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 297.430536] netlink_sendmsg+0x764/0xc60 [ 297.434589] ? netlink_unicast+0x650/0x650 [ 297.439877] ? apparmor_socket_sendmsg+0x1b/0x20 [ 297.444633] ? netlink_unicast+0x650/0x650 [ 297.448959] sock_sendmsg+0xb5/0xf0 [ 297.452775] ___sys_sendmsg+0x647/0x950 [ 297.456739] ? find_held_lock+0x36/0x1d0 [ 297.460955] ? copy_msghdr_from_user+0x430/0x430 [ 297.465793] ? __fget+0x278/0x400 [ 297.469695] ? kasan_check_read+0x11/0x20 [ 297.473845] ? __fget+0x295/0x400 [ 297.477285] ? expand_files.part.8+0x700/0x700 [ 297.481857] ? __f_unlock_pos+0xd/0x10 [ 297.485737] ? __fget_light+0x174/0x1e0 [ 297.489794] ? __fdget+0xe/0x10 [ 297.494396] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 297.499358] __sys_sendmsg+0xd9/0x180 [ 297.503270] ? __ia32_sys_shutdown+0x70/0x70 [ 297.507669] ? __sb_end_write+0xa4/0xd0 [ 297.511740] ? kasan_check_write+0x14/0x20 [ 297.516136] ? fput+0x18/0x120 [ 297.519505] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.525101] __x64_sys_sendmsg+0x73/0xb0 [ 297.529186] do_syscall_64+0xd0/0x4e0 [ 297.533071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.538401] RIP: 0033:0x463d89 [ 297.541685] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 297.560799] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 297.568600] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 297.575996] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 297.583633] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 297.590893] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 297.598248] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 297.612568] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 297.629730] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 297.665652] FAULT_INJECTION: forcing a failure. [ 297.665652] name failslab, interval 1, probability 0, space 0, times 0 [ 297.678501] CPU: 1 PID: 13565 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 297.686485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.695927] Call Trace: [ 297.699205] dump_stack+0x123/0x171 [ 297.702856] should_fail.cold.4+0x5/0xa [ 297.706923] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 297.712108] ? lock_downgrade+0x860/0x860 [ 297.716421] ? ___might_sleep+0x16b/0x270 [ 297.720694] __should_failslab+0xba/0xf0 [ 297.724753] should_failslab+0x9/0x20 [ 297.728550] kmem_cache_alloc_trace+0x2cb/0x740 [ 297.733225] ? qfq_change_class+0xa93/0x14e0 [ 297.737719] ? qfq_change_class+0xa93/0x14e0 [ 297.742113] ? __local_bh_enable_ip+0x160/0x260 [ 297.746877] qfq_change_class+0xad9/0x14e0 [ 297.751110] ? qfq_delete_class+0x2d0/0x2d0 [ 297.755409] ? nla_parse+0x197/0x280 [ 297.759208] tc_ctl_tclass+0x3e9/0xba0 [ 297.763075] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 297.768263] ? find_held_lock+0x36/0x1d0 [ 297.772316] rtnetlink_rcv_msg+0x34f/0x8f0 [ 297.776629] ? rtnetlink_put_metrics+0x490/0x490 [ 297.781390] ? find_held_lock+0x36/0x1d0 [ 297.785613] netlink_rcv_skb+0x13e/0x3d0 [ 297.789664] ? lock_downgrade+0x860/0x860 [ 297.794095] ? rtnetlink_put_metrics+0x490/0x490 [ 297.798833] ? netlink_ack+0xa70/0xa70 [ 297.802718] ? netlink_deliver_tap+0x182/0xb00 [ 297.807280] rtnetlink_rcv+0x10/0x20 [ 297.811156] netlink_unicast+0x443/0x650 [ 297.815241] ? netlink_attachskb+0x6c0/0x6c0 [ 297.819630] ? _copy_from_iter_full+0x182/0x720 [ 297.824400] ? __check_object_size+0x1ef/0x310 [ 297.829045] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 297.834564] netlink_sendmsg+0x764/0xc60 [ 297.838607] ? netlink_unicast+0x650/0x650 [ 297.842913] ? apparmor_socket_sendmsg+0x1b/0x20 [ 297.847956] ? netlink_unicast+0x650/0x650 [ 297.852325] sock_sendmsg+0xb5/0xf0 [ 297.856124] ___sys_sendmsg+0x647/0x950 [ 297.860080] ? find_held_lock+0x36/0x1d0 [ 297.864117] ? copy_msghdr_from_user+0x430/0x430 [ 297.868876] ? __fget+0x278/0x400 [ 297.872538] ? kasan_check_read+0x11/0x20 [ 297.876679] ? __fget+0x295/0x400 [ 297.880116] ? expand_files.part.8+0x700/0x700 [ 297.884912] ? __f_unlock_pos+0xd/0x10 [ 297.888791] ? __fget_light+0x174/0x1e0 [ 297.893098] ? __fdget+0xe/0x10 [ 297.896391] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 297.902171] __sys_sendmsg+0xd9/0x180 [ 297.906150] ? __ia32_sys_shutdown+0x70/0x70 [ 297.910997] ? __sb_end_write+0xa4/0xd0 [ 297.915063] ? kasan_check_write+0x14/0x20 [ 297.919483] ? fput+0x18/0x120 [ 297.922676] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.928496] __x64_sys_sendmsg+0x73/0xb0 [ 297.932828] do_syscall_64+0xd0/0x4e0 [ 297.936643] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.941817] RIP: 0033:0x463d89 [ 297.945015] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 297.964522] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 297.972309] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 297.979807] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 297.987097] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 297.994374] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 298.002062] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 298.011785] FAULT_INJECTION: forcing a failure. [ 298.011785] name failslab, interval 1, probability 0, space 0, times 0 [ 298.024813] CPU: 1 PID: 13566 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 298.032880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.042663] Call Trace: [ 298.045246] dump_stack+0x123/0x171 [ 298.049048] should_fail.cold.4+0x5/0xa [ 298.053273] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 298.058473] ? lock_downgrade+0x860/0x860 [ 298.062608] ? ___might_sleep+0x16b/0x270 [ 298.066753] __should_failslab+0xba/0xf0 [ 298.070800] should_failslab+0x9/0x20 [ 298.074579] kmem_cache_alloc_trace+0x2cb/0x740 [ 298.079337] ? qfq_change_class+0xa93/0x14e0 [ 298.084217] ? qfq_change_class+0xa93/0x14e0 [ 298.088646] ? __local_bh_enable_ip+0x160/0x260 [ 298.093393] qfq_change_class+0xad9/0x14e0 [ 298.097615] ? qfq_delete_class+0x2d0/0x2d0 [ 298.101928] ? nla_parse+0x197/0x280 [ 298.105719] tc_ctl_tclass+0x3e9/0xba0 [ 298.109601] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 298.114788] ? find_held_lock+0x36/0x1d0 [ 298.119046] rtnetlink_rcv_msg+0x34f/0x8f0 [ 298.123286] ? rtnetlink_put_metrics+0x490/0x490 [ 298.128198] ? find_held_lock+0x36/0x1d0 [ 298.132423] netlink_rcv_skb+0x13e/0x3d0 [ 298.136548] ? lock_downgrade+0x860/0x860 [ 298.140695] ? rtnetlink_put_metrics+0x490/0x490 [ 298.145465] ? netlink_ack+0xa70/0xa70 [ 298.149349] ? netlink_deliver_tap+0x182/0xb00 [ 298.153930] rtnetlink_rcv+0x10/0x20 [ 298.157635] netlink_unicast+0x443/0x650 [ 298.161685] ? netlink_attachskb+0x6c0/0x6c0 [ 298.166104] ? _copy_from_iter_full+0x182/0x720 [ 298.170848] ? __check_object_size+0x1ef/0x310 [ 298.175433] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 298.180956] netlink_sendmsg+0x764/0xc60 [ 298.185021] ? netlink_unicast+0x650/0x650 [ 298.189502] ? apparmor_socket_sendmsg+0x1b/0x20 [ 298.194263] ? netlink_unicast+0x650/0x650 [ 298.198485] sock_sendmsg+0xb5/0xf0 [ 298.202106] ___sys_sendmsg+0x647/0x950 [ 298.206186] ? find_held_lock+0x36/0x1d0 [ 298.210762] ? copy_msghdr_from_user+0x430/0x430 [ 298.215589] ? __fget+0x278/0x400 [ 298.219126] ? kasan_check_read+0x11/0x20 [ 298.223346] ? __fget+0x295/0x400 [ 298.227511] ? expand_files.part.8+0x700/0x700 [ 298.232255] ? __f_unlock_pos+0xd/0x10 [ 298.236226] ? __fget_light+0x174/0x1e0 [ 298.240395] ? __fdget+0xe/0x10 [ 298.243768] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 298.248687] __sys_sendmsg+0xd9/0x180 [ 298.252643] ? __ia32_sys_shutdown+0x70/0x70 [ 298.257335] ? __sb_end_write+0xa4/0xd0 [ 298.261438] ? kasan_check_write+0x14/0x20 [ 298.265759] ? fput+0x18/0x120 [ 298.268946] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.274295] __x64_sys_sendmsg+0x73/0xb0 [ 298.278350] do_syscall_64+0xd0/0x4e0 [ 298.282143] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.287580] RIP: 0033:0x463d89 [ 298.290775] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 298.310007] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 298.317976] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 298.325667] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 298.333191] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 298.340547] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 298.348222] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 298.365116] FAULT_INJECTION: forcing a failure. [ 298.365116] name failslab, interval 1, probability 0, space 0, times 0 [ 298.378857] CPU: 1 PID: 13574 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 298.387102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.396957] Call Trace: [ 298.399814] dump_stack+0x123/0x171 [ 298.403711] should_fail.cold.4+0x5/0xa [ 298.407892] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 298.413113] ? lock_downgrade+0x860/0x860 [ 298.417252] ? ___might_sleep+0x16b/0x270 [ 298.421410] __should_failslab+0xba/0xf0 [ 298.425546] should_failslab+0x9/0x20 [ 298.429345] kmem_cache_alloc_trace+0x2cb/0x740 [ 298.434114] ? qfq_change_class+0xa93/0x14e0 [ 298.438644] ? qfq_change_class+0xa93/0x14e0 [ 298.443051] ? __local_bh_enable_ip+0x160/0x260 [ 298.447800] qfq_change_class+0xad9/0x14e0 [ 298.452025] ? qfq_delete_class+0x2d0/0x2d0 [ 298.456577] ? nla_parse+0x197/0x280 [ 298.460314] tc_ctl_tclass+0x3e9/0xba0 [ 298.464461] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 298.470046] ? find_held_lock+0x36/0x1d0 [ 298.474285] rtnetlink_rcv_msg+0x34f/0x8f0 [ 298.478619] ? rtnetlink_put_metrics+0x490/0x490 [ 298.483459] ? find_held_lock+0x36/0x1d0 [ 298.487512] netlink_rcv_skb+0x13e/0x3d0 [ 298.491826] ? lock_downgrade+0x860/0x860 [ 298.496581] ? rtnetlink_put_metrics+0x490/0x490 [ 298.501515] ? netlink_ack+0xa70/0xa70 [ 298.505518] ? netlink_deliver_tap+0x182/0xb00 [ 298.510375] rtnetlink_rcv+0x10/0x20 [ 298.514133] netlink_unicast+0x443/0x650 [ 298.518413] ? netlink_attachskb+0x6c0/0x6c0 [ 298.523610] ? _copy_from_iter_full+0x182/0x720 [ 298.528494] ? __check_object_size+0x1ef/0x310 [ 298.533353] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 298.539276] netlink_sendmsg+0x764/0xc60 [ 298.543378] ? netlink_unicast+0x650/0x650 [ 298.547634] ? apparmor_socket_sendmsg+0x1b/0x20 [ 298.552917] ? netlink_unicast+0x650/0x650 [ 298.557218] sock_sendmsg+0xb5/0xf0 [ 298.561002] ___sys_sendmsg+0x647/0x950 [ 298.565287] ? find_held_lock+0x36/0x1d0 [ 298.569344] ? copy_msghdr_from_user+0x430/0x430 [ 298.574096] ? __fget+0x278/0x400 [ 298.577537] ? kasan_check_read+0x11/0x20 [ 298.581845] ? __fget+0x295/0x400 [ 298.585366] ? expand_files.part.8+0x700/0x700 [ 298.590039] ? __f_unlock_pos+0xd/0x10 [ 298.593932] ? __fget_light+0x174/0x1e0 [ 298.597902] ? __fdget+0xe/0x10 [ 298.601618] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 298.606839] __sys_sendmsg+0xd9/0x180 [ 298.611061] ? __ia32_sys_shutdown+0x70/0x70 [ 298.616052] ? __sb_end_write+0xa4/0xd0 [ 298.620542] ? kasan_check_write+0x14/0x20 [ 298.624960] ? fput+0x18/0x120 [ 298.628441] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.634404] __x64_sys_sendmsg+0x73/0xb0 [ 298.638546] do_syscall_64+0xd0/0x4e0 [ 298.642381] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.648037] RIP: 0033:0x463d89 2021/06/23 21:25:13 executed programs: 692 [ 298.651424] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 298.670851] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 298.678633] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 298.686097] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 298.693358] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 298.700780] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 298.708314] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 298.729983] FAULT_INJECTION: forcing a failure. [ 298.729983] name failslab, interval 1, probability 0, space 0, times 0 [ 298.758973] CPU: 0 PID: 13587 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 298.767075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.777594] Call Trace: [ 298.780270] dump_stack+0x123/0x171 [ 298.784350] should_fail.cold.4+0x5/0xa [ 298.788663] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 298.794631] ? lock_downgrade+0x860/0x860 [ 298.798932] ? ___might_sleep+0x16b/0x270 [ 298.803965] __should_failslab+0xba/0xf0 [ 298.808257] should_failslab+0x9/0x20 [ 298.812137] kmem_cache_alloc_trace+0x2cb/0x740 [ 298.817085] ? qfq_change_class+0xa93/0x14e0 [ 298.821924] ? qfq_change_class+0xa93/0x14e0 [ 298.826741] ? __local_bh_enable_ip+0x160/0x260 [ 298.831852] qfq_change_class+0xad9/0x14e0 [ 298.836580] ? qfq_delete_class+0x2d0/0x2d0 [ 298.841691] ? nla_parse+0x197/0x280 [ 298.845791] tc_ctl_tclass+0x3e9/0xba0 [ 298.849892] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 298.856033] ? find_held_lock+0x36/0x1d0 [ 298.861495] rtnetlink_rcv_msg+0x34f/0x8f0 [ 298.865744] ? rtnetlink_put_metrics+0x490/0x490 [ 298.870606] ? find_held_lock+0x36/0x1d0 [ 298.874661] netlink_rcv_skb+0x13e/0x3d0 [ 298.878798] ? lock_downgrade+0x860/0x860 [ 298.883016] ? rtnetlink_put_metrics+0x490/0x490 [ 298.887947] ? netlink_ack+0xa70/0xa70 [ 298.892106] ? netlink_deliver_tap+0x182/0xb00 [ 298.897218] rtnetlink_rcv+0x10/0x20 [ 298.901177] netlink_unicast+0x443/0x650 [ 298.905447] ? netlink_attachskb+0x6c0/0x6c0 [ 298.910696] ? _copy_from_iter_full+0x182/0x720 [ 298.916126] ? __check_object_size+0x1ef/0x310 [ 298.921732] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 298.928445] netlink_sendmsg+0x764/0xc60 [ 298.932980] ? netlink_unicast+0x650/0x650 [ 298.937541] ? apparmor_socket_sendmsg+0x1b/0x20 [ 298.942375] ? netlink_unicast+0x650/0x650 [ 298.946706] sock_sendmsg+0xb5/0xf0 [ 298.950789] ___sys_sendmsg+0x647/0x950 [ 298.954878] ? find_held_lock+0x36/0x1d0 [ 298.958960] ? copy_msghdr_from_user+0x430/0x430 [ 298.963735] ? __fget+0x278/0x400 [ 298.967383] ? kasan_check_read+0x11/0x20 [ 298.973068] ? __fget+0x295/0x400 [ 298.976652] ? expand_files.part.8+0x700/0x700 [ 298.981588] ? __f_unlock_pos+0xd/0x10 [ 298.986055] ? __fget_light+0x174/0x1e0 [ 298.990343] ? __fdget+0xe/0x10 [ 298.993727] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 298.998571] __sys_sendmsg+0xd9/0x180 [ 299.002445] ? __ia32_sys_shutdown+0x70/0x70 [ 299.007222] ? __sb_end_write+0xa4/0xd0 [ 299.011946] ? kasan_check_write+0x14/0x20 [ 299.016397] ? fput+0x18/0x120 [ 299.019603] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.025129] __x64_sys_sendmsg+0x73/0xb0 [ 299.029370] do_syscall_64+0xd0/0x4e0 [ 299.033514] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.039035] RIP: 0033:0x463d89 [ 299.042442] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 299.062453] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 299.070726] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 299.078055] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 299.085489] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 299.093098] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 299.100728] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 299.122370] FAULT_INJECTION: forcing a failure. [ 299.122370] name failslab, interval 1, probability 0, space 0, times 0 [ 299.141127] CPU: 0 PID: 13605 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 299.149140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.158881] Call Trace: [ 299.161648] dump_stack+0x123/0x171 [ 299.165384] should_fail.cold.4+0x5/0xa [ 299.169558] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 299.174954] ? lock_downgrade+0x860/0x860 [ 299.179103] ? ___might_sleep+0x16b/0x270 [ 299.183319] __should_failslab+0xba/0xf0 [ 299.187386] should_failslab+0x9/0x20 [ 299.191179] kmem_cache_alloc_trace+0x2cb/0x740 [ 299.196027] ? qfq_change_class+0xa93/0x14e0 [ 299.200524] ? qfq_change_class+0xa93/0x14e0 [ 299.205549] ? __local_bh_enable_ip+0x160/0x260 [ 299.210501] qfq_change_class+0xad9/0x14e0 [ 299.214728] ? qfq_delete_class+0x2d0/0x2d0 [ 299.219037] ? nla_parse+0x197/0x280 [ 299.222744] tc_ctl_tclass+0x3e9/0xba0 [ 299.226809] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 299.231920] ? find_held_lock+0x36/0x1d0 [ 299.235991] rtnetlink_rcv_msg+0x34f/0x8f0 [ 299.240399] ? rtnetlink_put_metrics+0x490/0x490 [ 299.245262] ? find_held_lock+0x36/0x1d0 [ 299.249313] netlink_rcv_skb+0x13e/0x3d0 [ 299.253558] ? lock_downgrade+0x860/0x860 [ 299.257705] ? rtnetlink_put_metrics+0x490/0x490 [ 299.262778] ? netlink_ack+0xa70/0xa70 [ 299.266673] ? netlink_deliver_tap+0x182/0xb00 [ 299.271272] rtnetlink_rcv+0x10/0x20 [ 299.274967] netlink_unicast+0x443/0x650 [ 299.279024] ? netlink_attachskb+0x6c0/0x6c0 [ 299.283421] ? _copy_from_iter_full+0x182/0x720 [ 299.288074] ? __check_object_size+0x1ef/0x310 [ 299.292639] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 299.298163] netlink_sendmsg+0x764/0xc60 [ 299.303088] ? netlink_unicast+0x650/0x650 [ 299.307439] ? apparmor_socket_sendmsg+0x1b/0x20 [ 299.312371] ? netlink_unicast+0x650/0x650 [ 299.316678] sock_sendmsg+0xb5/0xf0 [ 299.320487] ___sys_sendmsg+0x647/0x950 [ 299.324633] ? find_held_lock+0x36/0x1d0 [ 299.329240] ? copy_msghdr_from_user+0x430/0x430 [ 299.334342] ? __fget+0x278/0x400 [ 299.337907] ? kasan_check_read+0x11/0x20 [ 299.342221] ? __fget+0x295/0x400 [ 299.345839] ? expand_files.part.8+0x700/0x700 [ 299.350402] ? __f_unlock_pos+0xd/0x10 [ 299.354285] ? __fget_light+0x174/0x1e0 [ 299.358253] ? __fdget+0xe/0x10 [ 299.361894] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 299.366735] __sys_sendmsg+0xd9/0x180 [ 299.371053] ? __ia32_sys_shutdown+0x70/0x70 [ 299.375793] ? __sb_end_write+0xa4/0xd0 [ 299.380057] ? kasan_check_write+0x14/0x20 [ 299.384473] ? fput+0x18/0x120 [ 299.387923] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.394135] __x64_sys_sendmsg+0x73/0xb0 [ 299.398303] do_syscall_64+0xd0/0x4e0 [ 299.402101] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.408948] RIP: 0033:0x463d89 [ 299.412327] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 299.432300] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 299.440456] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 299.448140] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 299.456294] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 299.464534] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 299.473186] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 299.482382] FAULT_INJECTION: forcing a failure. [ 299.482382] name failslab, interval 1, probability 0, space 0, times 0 [ 299.497101] CPU: 0 PID: 13606 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 299.505451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.515124] Call Trace: [ 299.517797] dump_stack+0x123/0x171 [ 299.521535] should_fail.cold.4+0x5/0xa [ 299.525596] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 299.531314] ? lock_downgrade+0x860/0x860 [ 299.535640] ? ___might_sleep+0x16b/0x270 [ 299.540161] __should_failslab+0xba/0xf0 [ 299.544461] should_failslab+0x9/0x20 [ 299.548729] kmem_cache_alloc_trace+0x2cb/0x740 [ 299.553802] ? qfq_change_class+0xa93/0x14e0 [ 299.558219] ? qfq_change_class+0xa93/0x14e0 [ 299.562803] ? __local_bh_enable_ip+0x160/0x260 [ 299.567820] qfq_change_class+0xad9/0x14e0 [ 299.572768] ? qfq_delete_class+0x2d0/0x2d0 [ 299.577176] ? nla_parse+0x197/0x280 [ 299.580886] tc_ctl_tclass+0x3e9/0xba0 [ 299.584793] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 299.590165] ? find_held_lock+0x36/0x1d0 [ 299.594817] rtnetlink_rcv_msg+0x34f/0x8f0 [ 299.599409] ? rtnetlink_put_metrics+0x490/0x490 [ 299.604680] ? find_held_lock+0x36/0x1d0 [ 299.609263] netlink_rcv_skb+0x13e/0x3d0 [ 299.614259] ? lock_downgrade+0x860/0x860 [ 299.618579] ? rtnetlink_put_metrics+0x490/0x490 [ 299.623690] ? netlink_ack+0xa70/0xa70 [ 299.627703] ? netlink_deliver_tap+0x182/0xb00 [ 299.632608] rtnetlink_rcv+0x10/0x20 [ 299.636533] netlink_unicast+0x443/0x650 [ 299.641023] ? netlink_attachskb+0x6c0/0x6c0 [ 299.646118] ? _copy_from_iter_full+0x182/0x720 [ 299.650881] ? __check_object_size+0x1ef/0x310 [ 299.655743] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 299.661357] netlink_sendmsg+0x764/0xc60 [ 299.665414] ? netlink_unicast+0x650/0x650 [ 299.669687] ? apparmor_socket_sendmsg+0x1b/0x20 [ 299.674553] ? netlink_unicast+0x650/0x650 [ 299.678900] sock_sendmsg+0xb5/0xf0 [ 299.682559] ___sys_sendmsg+0x647/0x950 [ 299.686527] ? find_held_lock+0x36/0x1d0 [ 299.690588] ? copy_msghdr_from_user+0x430/0x430 [ 299.695604] ? __fget+0x278/0x400 [ 299.699157] ? kasan_check_read+0x11/0x20 [ 299.703576] ? __fget+0x295/0x400 [ 299.707032] ? expand_files.part.8+0x700/0x700 [ 299.711707] ? __f_unlock_pos+0xd/0x10 [ 299.715621] ? __fget_light+0x174/0x1e0 [ 299.719779] ? __fdget+0xe/0x10 [ 299.723243] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 299.728277] __sys_sendmsg+0xd9/0x180 [ 299.732167] ? __ia32_sys_shutdown+0x70/0x70 [ 299.736660] ? __sb_end_write+0xa4/0xd0 [ 299.740717] ? kasan_check_write+0x14/0x20 [ 299.745050] ? fput+0x18/0x120 [ 299.748354] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.753722] __x64_sys_sendmsg+0x73/0xb0 [ 299.757880] do_syscall_64+0xd0/0x4e0 [ 299.761691] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.766888] RIP: 0033:0x463d89 [ 299.770077] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 299.789138] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 299.796874] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 299.804327] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 299.811931] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 299.819868] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 299.827432] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 299.842566] nla_parse: 4 callbacks suppressed [ 299.842570] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 299.878244] FAULT_INJECTION: forcing a failure. [ 299.878244] name failslab, interval 1, probability 0, space 0, times 0 [ 299.890029] CPU: 0 PID: 13610 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 299.898393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.908339] Call Trace: [ 299.910959] dump_stack+0x123/0x171 [ 299.914593] should_fail.cold.4+0x5/0xa [ 299.918696] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 299.923977] ? lock_downgrade+0x860/0x860 [ 299.928743] ? ___might_sleep+0x16b/0x270 [ 299.932917] __should_failslab+0xba/0xf0 [ 299.937168] should_failslab+0x9/0x20 [ 299.940963] kmem_cache_alloc_trace+0x2cb/0x740 [ 299.946061] ? qfq_change_class+0xa93/0x14e0 [ 299.950459] ? qfq_change_class+0xa93/0x14e0 [ 299.954877] ? __local_bh_enable_ip+0x160/0x260 [ 299.959635] qfq_change_class+0xad9/0x14e0 [ 299.964676] ? qfq_delete_class+0x2d0/0x2d0 [ 299.969639] ? nla_parse+0x197/0x280 [ 299.973535] tc_ctl_tclass+0x3e9/0xba0 [ 299.977508] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 299.982893] ? find_held_lock+0x36/0x1d0 [ 299.987175] rtnetlink_rcv_msg+0x34f/0x8f0 [ 299.991592] ? rtnetlink_put_metrics+0x490/0x490 [ 299.996815] ? find_held_lock+0x36/0x1d0 [ 300.001473] netlink_rcv_skb+0x13e/0x3d0 [ 300.005775] ? lock_downgrade+0x860/0x860 [ 300.009930] ? rtnetlink_put_metrics+0x490/0x490 [ 300.014722] ? netlink_ack+0xa70/0xa70 [ 300.018882] ? netlink_deliver_tap+0x182/0xb00 [ 300.023471] rtnetlink_rcv+0x10/0x20 [ 300.027231] netlink_unicast+0x443/0x650 [ 300.031493] ? netlink_attachskb+0x6c0/0x6c0 [ 300.036017] ? _copy_from_iter_full+0x182/0x720 [ 300.041508] ? __check_object_size+0x1ef/0x310 [ 300.048250] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 300.053912] netlink_sendmsg+0x764/0xc60 [ 300.058055] ? netlink_unicast+0x650/0x650 [ 300.062984] ? apparmor_socket_sendmsg+0x1b/0x20 [ 300.067907] ? netlink_unicast+0x650/0x650 [ 300.072502] sock_sendmsg+0xb5/0xf0 [ 300.076187] ___sys_sendmsg+0x647/0x950 [ 300.080280] ? find_held_lock+0x36/0x1d0 [ 300.084603] ? copy_msghdr_from_user+0x430/0x430 [ 300.089379] ? __fget+0x278/0x400 [ 300.092861] ? kasan_check_read+0x11/0x20 [ 300.097028] ? __fget+0x295/0x400 [ 300.100547] ? expand_files.part.8+0x700/0x700 [ 300.105254] ? __f_unlock_pos+0xd/0x10 [ 300.109186] ? __fget_light+0x174/0x1e0 [ 300.113156] ? __fdget+0xe/0x10 [ 300.116520] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 300.121473] __sys_sendmsg+0xd9/0x180 [ 300.125266] ? __ia32_sys_shutdown+0x70/0x70 [ 300.129991] ? __sb_end_write+0xa4/0xd0 [ 300.134264] ? kasan_check_write+0x14/0x20 [ 300.138759] ? fput+0x18/0x120 [ 300.142055] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.148202] __x64_sys_sendmsg+0x73/0xb0 [ 300.152259] do_syscall_64+0xd0/0x4e0 [ 300.156147] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.161326] RIP: 0033:0x463d89 [ 300.164629] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 300.185001] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 300.192965] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 300.200428] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 300.207983] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 300.215597] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 300.223201] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 300.238494] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 300.255343] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 300.270112] FAULT_INJECTION: forcing a failure. [ 300.270112] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 300.282326] CPU: 1 PID: 13627 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 300.290684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.300131] Call Trace: [ 300.303092] dump_stack+0x123/0x171 [ 300.308335] should_fail.cold.4+0x5/0xa [ 300.312483] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 300.317931] ? save_stack+0xa9/0xd0 [ 300.321546] __alloc_pages_nodemask+0x1d5/0x710 [ 300.326503] ? __alloc_pages_slowpath+0x2560/0x2560 [ 300.332111] cache_grow_begin+0x91/0x8d0 [ 300.336175] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 300.341448] kmem_cache_alloc_node_trace+0x665/0x730 [ 300.346702] __kmalloc_node+0x3c/0x70 [ 300.350583] qdisc_alloc+0xb1/0x9a0 [ 300.354224] ? kmem_cache_alloc_trace+0x347/0x740 [ 300.359092] qdisc_create_dflt+0x5e/0x1a0 [ 300.363318] qfq_change_class+0x6ae/0x14e0 [ 300.367804] ? security_capable+0x58/0xa0 [ 300.372054] ? qfq_delete_class+0x2d0/0x2d0 [ 300.376375] ? nla_parse+0x197/0x280 [ 300.380246] tc_ctl_tclass+0x3e9/0xba0 [ 300.384141] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 300.389323] ? find_held_lock+0x36/0x1d0 [ 300.393567] rtnetlink_rcv_msg+0x34f/0x8f0 [ 300.397813] ? rtnetlink_put_metrics+0x490/0x490 [ 300.402664] ? find_held_lock+0x36/0x1d0 [ 300.406817] netlink_rcv_skb+0x13e/0x3d0 [ 300.410888] ? lock_downgrade+0x860/0x860 [ 300.415297] ? rtnetlink_put_metrics+0x490/0x490 [ 300.420220] ? netlink_ack+0xa70/0xa70 [ 300.424449] ? netlink_deliver_tap+0x182/0xb00 [ 300.429282] rtnetlink_rcv+0x10/0x20 [ 300.432986] netlink_unicast+0x443/0x650 [ 300.437206] ? netlink_attachskb+0x6c0/0x6c0 [ 300.441598] ? _copy_from_iter_full+0x182/0x720 [ 300.446620] ? __check_object_size+0x1ef/0x310 [ 300.451281] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 300.456986] netlink_sendmsg+0x764/0xc60 [ 300.462017] ? netlink_unicast+0x650/0x650 [ 300.466430] ? apparmor_socket_sendmsg+0x1b/0x20 [ 300.471603] ? netlink_unicast+0x650/0x650 [ 300.475960] sock_sendmsg+0xb5/0xf0 [ 300.479839] ___sys_sendmsg+0x647/0x950 [ 300.484115] ? find_held_lock+0x36/0x1d0 [ 300.488428] ? copy_msghdr_from_user+0x430/0x430 [ 300.493744] ? __fget+0x278/0x400 [ 300.497394] ? kasan_check_read+0x11/0x20 [ 300.501656] ? __fget+0x295/0x400 [ 300.505192] ? expand_files.part.8+0x700/0x700 [ 300.509774] ? __f_unlock_pos+0xd/0x10 [ 300.513921] ? __fget_light+0x174/0x1e0 [ 300.518323] ? __fdget+0xe/0x10 [ 300.521688] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 300.526519] __sys_sendmsg+0xd9/0x180 [ 300.530673] ? __ia32_sys_shutdown+0x70/0x70 [ 300.535164] ? __sb_end_write+0xa4/0xd0 [ 300.539910] ? kasan_check_write+0x14/0x20 [ 300.545205] ? fput+0x18/0x120 [ 300.548622] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.554766] __x64_sys_sendmsg+0x73/0xb0 [ 300.559193] do_syscall_64+0xd0/0x4e0 [ 300.563626] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.569448] RIP: 0033:0x463d89 [ 300.572633] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 300.592340] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 300.600703] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 300.608574] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 300.616005] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 300.624292] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 300.632094] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 300.647617] FAULT_INJECTION: forcing a failure. [ 300.647617] name failslab, interval 1, probability 0, space 0, times 0 [ 300.661544] CPU: 1 PID: 13628 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 300.670796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.681188] Call Trace: [ 300.683895] dump_stack+0x123/0x171 [ 300.687878] should_fail.cold.4+0x5/0xa [ 300.691849] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 300.696956] ? lock_downgrade+0x860/0x860 [ 300.701182] ? ___might_sleep+0x16b/0x270 [ 300.706142] __should_failslab+0xba/0xf0 [ 300.710218] should_failslab+0x9/0x20 [ 300.714772] kmem_cache_alloc_trace+0x2cb/0x740 [ 300.719726] ? qfq_change_class+0xa93/0x14e0 [ 300.724294] ? qfq_change_class+0xa93/0x14e0 [ 300.729215] ? __local_bh_enable_ip+0x160/0x260 [ 300.733950] qfq_change_class+0xad9/0x14e0 [ 300.738273] ? qfq_delete_class+0x2d0/0x2d0 [ 300.742662] ? nla_parse+0x197/0x280 [ 300.746352] tc_ctl_tclass+0x3e9/0xba0 [ 300.750217] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 300.755848] ? find_held_lock+0x36/0x1d0 [ 300.760846] rtnetlink_rcv_msg+0x34f/0x8f0 [ 300.765134] ? rtnetlink_put_metrics+0x490/0x490 [ 300.769903] ? find_held_lock+0x36/0x1d0 [ 300.774213] netlink_rcv_skb+0x13e/0x3d0 [ 300.778467] ? lock_downgrade+0x860/0x860 [ 300.782683] ? rtnetlink_put_metrics+0x490/0x490 [ 300.787566] ? netlink_ack+0xa70/0xa70 [ 300.791651] ? netlink_deliver_tap+0x182/0xb00 [ 300.796632] rtnetlink_rcv+0x10/0x20 [ 300.800395] netlink_unicast+0x443/0x650 [ 300.805187] ? netlink_attachskb+0x6c0/0x6c0 [ 300.809793] ? _copy_from_iter_full+0x182/0x720 [ 300.814460] ? __check_object_size+0x1ef/0x310 [ 300.819053] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 300.825273] netlink_sendmsg+0x764/0xc60 [ 300.829422] ? netlink_unicast+0x650/0x650 [ 300.833691] ? apparmor_socket_sendmsg+0x1b/0x20 [ 300.838701] ? netlink_unicast+0x650/0x650 [ 300.843050] sock_sendmsg+0xb5/0xf0 [ 300.846947] ___sys_sendmsg+0x647/0x950 [ 300.851539] ? find_held_lock+0x36/0x1d0 [ 300.855990] ? copy_msghdr_from_user+0x430/0x430 [ 300.861214] ? __fget+0x278/0x400 [ 300.864696] ? kasan_check_read+0x11/0x20 [ 300.869041] ? __fget+0x295/0x400 [ 300.872670] ? expand_files.part.8+0x700/0x700 [ 300.877788] ? __f_unlock_pos+0xd/0x10 [ 300.882141] ? __fget_light+0x174/0x1e0 [ 300.886122] ? __fdget+0xe/0x10 [ 300.889566] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 300.894651] __sys_sendmsg+0xd9/0x180 [ 300.898688] ? __ia32_sys_shutdown+0x70/0x70 [ 300.903088] ? __sb_end_write+0xa4/0xd0 [ 300.907173] ? kasan_check_write+0x14/0x20 [ 300.911620] ? fput+0x18/0x120 [ 300.915161] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.920795] __x64_sys_sendmsg+0x73/0xb0 [ 300.925186] do_syscall_64+0xd0/0x4e0 [ 300.929253] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.934547] RIP: 0033:0x463d89 [ 300.937728] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 300.958183] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 300.966316] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 300.974167] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 300.981522] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 300.988774] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 300.996306] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 301.022600] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 301.050186] FAULT_INJECTION: forcing a failure. [ 301.050186] name failslab, interval 1, probability 0, space 0, times 0 [ 301.064839] CPU: 0 PID: 13640 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 301.073844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.083547] Call Trace: [ 301.086162] dump_stack+0x123/0x171 [ 301.090226] should_fail.cold.4+0x5/0xa [ 301.094224] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 301.099433] ? lock_downgrade+0x860/0x860 [ 301.103604] ? ___might_sleep+0x16b/0x270 [ 301.107780] __should_failslab+0xba/0xf0 [ 301.111851] should_failslab+0x9/0x20 [ 301.115736] kmem_cache_alloc_trace+0x2cb/0x740 [ 301.120410] ? qfq_change_class+0xa93/0x14e0 [ 301.125184] ? qfq_change_class+0xa93/0x14e0 [ 301.129581] ? __local_bh_enable_ip+0x160/0x260 [ 301.134234] qfq_change_class+0xad9/0x14e0 [ 301.138496] ? qfq_delete_class+0x2d0/0x2d0 [ 301.142823] ? nla_parse+0x197/0x280 [ 301.146530] tc_ctl_tclass+0x3e9/0xba0 [ 301.150402] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 301.155590] ? find_held_lock+0x36/0x1d0 [ 301.160076] rtnetlink_rcv_msg+0x34f/0x8f0 [ 301.164426] ? rtnetlink_put_metrics+0x490/0x490 [ 301.169263] ? find_held_lock+0x36/0x1d0 [ 301.173743] netlink_rcv_skb+0x13e/0x3d0 [ 301.178259] ? lock_downgrade+0x860/0x860 [ 301.182427] ? rtnetlink_put_metrics+0x490/0x490 [ 301.187348] ? netlink_ack+0xa70/0xa70 [ 301.192632] ? netlink_deliver_tap+0x182/0xb00 [ 301.197200] rtnetlink_rcv+0x10/0x20 [ 301.200998] netlink_unicast+0x443/0x650 [ 301.205068] ? netlink_attachskb+0x6c0/0x6c0 [ 301.209472] ? _copy_from_iter_full+0x182/0x720 [ 301.214655] ? __check_object_size+0x1ef/0x310 [ 301.219417] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 301.225034] netlink_sendmsg+0x764/0xc60 [ 301.229548] ? netlink_unicast+0x650/0x650 [ 301.233960] ? apparmor_socket_sendmsg+0x1b/0x20 [ 301.239257] ? netlink_unicast+0x650/0x650 [ 301.243492] sock_sendmsg+0xb5/0xf0 [ 301.247224] ___sys_sendmsg+0x647/0x950 [ 301.251191] ? find_held_lock+0x36/0x1d0 [ 301.255334] ? copy_msghdr_from_user+0x430/0x430 [ 301.260169] ? __fget+0x278/0x400 [ 301.264421] ? kasan_check_read+0x11/0x20 [ 301.268766] ? __fget+0x295/0x400 [ 301.272657] ? expand_files.part.8+0x700/0x700 [ 301.277875] ? __f_unlock_pos+0xd/0x10 [ 301.281827] ? __fget_light+0x174/0x1e0 [ 301.285847] ? __fdget+0xe/0x10 [ 301.289668] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 301.294937] __sys_sendmsg+0xd9/0x180 [ 301.298819] ? __ia32_sys_shutdown+0x70/0x70 [ 301.303391] ? __sb_end_write+0xa4/0xd0 [ 301.307466] ? kasan_check_write+0x14/0x20 [ 301.311702] ? fput+0x18/0x120 [ 301.314879] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.320324] __x64_sys_sendmsg+0x73/0xb0 [ 301.324462] do_syscall_64+0xd0/0x4e0 [ 301.328314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.333494] RIP: 0033:0x463d89 [ 301.336685] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 301.356293] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 301.364458] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 301.371988] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 301.379265] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 301.386793] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 301.394839] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 301.406930] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 301.433624] FAULT_INJECTION: forcing a failure. [ 301.433624] name failslab, interval 1, probability 0, space 0, times 0 [ 301.449066] CPU: 0 PID: 13646 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 301.457255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.467208] Call Trace: [ 301.469790] dump_stack+0x123/0x171 [ 301.473505] should_fail.cold.4+0x5/0xa [ 301.477783] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 301.483868] ? lock_downgrade+0x860/0x860 [ 301.488030] ? ___might_sleep+0x16b/0x270 [ 301.492437] __should_failslab+0xba/0xf0 [ 301.496494] should_failslab+0x9/0x20 [ 301.500297] kmem_cache_alloc_trace+0x2cb/0x740 [ 301.505416] ? qfq_change_class+0xa93/0x14e0 [ 301.509825] ? qfq_change_class+0xa93/0x14e0 [ 301.514413] ? __local_bh_enable_ip+0x160/0x260 [ 301.519279] qfq_change_class+0xad9/0x14e0 [ 301.523691] ? qfq_delete_class+0x2d0/0x2d0 [ 301.528008] ? nla_parse+0x197/0x280 [ 301.531712] tc_ctl_tclass+0x3e9/0xba0 [ 301.535689] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 301.540952] ? find_held_lock+0x36/0x1d0 [ 301.545053] rtnetlink_rcv_msg+0x34f/0x8f0 [ 301.549650] ? rtnetlink_put_metrics+0x490/0x490 [ 301.554712] ? find_held_lock+0x36/0x1d0 [ 301.558871] netlink_rcv_skb+0x13e/0x3d0 [ 301.563015] ? lock_downgrade+0x860/0x860 [ 301.567782] ? rtnetlink_put_metrics+0x490/0x490 [ 301.572773] ? netlink_ack+0xa70/0xa70 [ 301.576737] ? netlink_deliver_tap+0x182/0xb00 [ 301.581442] rtnetlink_rcv+0x10/0x20 [ 301.585359] netlink_unicast+0x443/0x650 [ 301.589498] ? netlink_attachskb+0x6c0/0x6c0 [ 301.595478] ? _copy_from_iter_full+0x182/0x720 [ 301.600403] ? __check_object_size+0x1ef/0x310 [ 301.605781] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 301.611683] netlink_sendmsg+0x764/0xc60 [ 301.616335] ? netlink_unicast+0x650/0x650 [ 301.621524] ? apparmor_socket_sendmsg+0x1b/0x20 [ 301.626281] ? netlink_unicast+0x650/0x650 [ 301.631295] sock_sendmsg+0xb5/0xf0 [ 301.635127] ___sys_sendmsg+0x647/0x950 [ 301.639595] ? find_held_lock+0x36/0x1d0 [ 301.643745] ? copy_msghdr_from_user+0x430/0x430 [ 301.648720] ? __fget+0x278/0x400 [ 301.652526] ? kasan_check_read+0x11/0x20 [ 301.656677] ? __fget+0x295/0x400 [ 301.660667] ? expand_files.part.8+0x700/0x700 [ 301.665419] ? __f_unlock_pos+0xd/0x10 [ 301.669429] ? __fget_light+0x174/0x1e0 [ 301.673622] ? __fdget+0xe/0x10 [ 301.677285] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 301.682248] __sys_sendmsg+0xd9/0x180 [ 301.686672] ? __ia32_sys_shutdown+0x70/0x70 [ 301.691178] ? __sb_end_write+0xa4/0xd0 [ 301.695406] ? kasan_check_write+0x14/0x20 [ 301.700737] ? fput+0x18/0x120 [ 301.704132] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.709522] __x64_sys_sendmsg+0x73/0xb0 [ 301.713957] do_syscall_64+0xd0/0x4e0 [ 301.717826] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.723313] RIP: 0033:0x463d89 [ 301.727523] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 301.746695] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 301.755106] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 301.762369] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 301.770278] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 301.778055] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 301.785577] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 301.798233] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 301.828569] FAULT_INJECTION: forcing a failure. [ 301.828569] name failslab, interval 1, probability 0, space 0, times 0 [ 301.841621] CPU: 1 PID: 13656 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 301.849803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.859673] Call Trace: [ 301.862697] dump_stack+0x123/0x171 [ 301.866305] should_fail.cold.4+0x5/0xa [ 301.870818] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 301.876265] ? lock_downgrade+0x860/0x860 [ 301.880901] ? ___might_sleep+0x16b/0x270 [ 301.885605] __should_failslab+0xba/0xf0 [ 301.890104] should_failslab+0x9/0x20 [ 301.894171] kmem_cache_alloc_trace+0x2cb/0x740 [ 301.898957] ? qfq_change_class+0xa93/0x14e0 [ 301.903965] ? qfq_change_class+0xa93/0x14e0 [ 301.908707] ? __local_bh_enable_ip+0x160/0x260 [ 301.913673] qfq_change_class+0xad9/0x14e0 [ 301.918097] ? qfq_delete_class+0x2d0/0x2d0 [ 301.922404] ? nla_parse+0x197/0x280 [ 301.926118] tc_ctl_tclass+0x3e9/0xba0 [ 301.930099] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 301.935692] ? find_held_lock+0x36/0x1d0 [ 301.939770] rtnetlink_rcv_msg+0x34f/0x8f0 [ 301.944090] ? rtnetlink_put_metrics+0x490/0x490 [ 301.951014] ? find_held_lock+0x36/0x1d0 [ 301.955589] netlink_rcv_skb+0x13e/0x3d0 [ 301.959632] ? lock_downgrade+0x860/0x860 [ 301.963901] ? rtnetlink_put_metrics+0x490/0x490 [ 301.968960] ? netlink_ack+0xa70/0xa70 [ 301.972953] ? netlink_deliver_tap+0x182/0xb00 [ 301.977949] rtnetlink_rcv+0x10/0x20 [ 301.981986] netlink_unicast+0x443/0x650 [ 301.986062] ? netlink_attachskb+0x6c0/0x6c0 [ 301.990462] ? _copy_from_iter_full+0x182/0x720 [ 301.995468] ? __check_object_size+0x1ef/0x310 [ 302.000494] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 302.006223] netlink_sendmsg+0x764/0xc60 [ 302.010926] ? netlink_unicast+0x650/0x650 [ 302.015146] ? apparmor_socket_sendmsg+0x1b/0x20 [ 302.019883] ? netlink_unicast+0x650/0x650 [ 302.024206] sock_sendmsg+0xb5/0xf0 [ 302.027847] ___sys_sendmsg+0x647/0x950 [ 302.031891] ? find_held_lock+0x36/0x1d0 [ 302.035994] ? copy_msghdr_from_user+0x430/0x430 [ 302.041379] ? __fget+0x278/0x400 [ 302.045143] ? kasan_check_read+0x11/0x20 [ 302.049480] ? __fget+0x295/0x400 [ 302.053110] ? expand_files.part.8+0x700/0x700 [ 302.058089] ? __f_unlock_pos+0xd/0x10 [ 302.062236] ? __fget_light+0x174/0x1e0 [ 302.066704] ? __fdget+0xe/0x10 [ 302.069987] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 302.075243] __sys_sendmsg+0xd9/0x180 [ 302.079399] ? __ia32_sys_shutdown+0x70/0x70 [ 302.084309] ? __sb_end_write+0xa4/0xd0 [ 302.088367] ? kasan_check_write+0x14/0x20 [ 302.092886] ? fput+0x18/0x120 [ 302.096333] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.101773] __x64_sys_sendmsg+0x73/0xb0 [ 302.105956] do_syscall_64+0xd0/0x4e0 [ 302.109833] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.115004] RIP: 0033:0x463d89 [ 302.118269] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 302.138552] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 302.146640] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 302.154748] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 302.163530] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 302.170933] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 302.179094] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 302.189708] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 302.225298] FAULT_INJECTION: forcing a failure. [ 302.225298] name failslab, interval 1, probability 0, space 0, times 0 [ 302.240424] CPU: 0 PID: 13668 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 302.248622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.258762] Call Trace: [ 302.261639] dump_stack+0x123/0x171 [ 302.265734] should_fail.cold.4+0x5/0xa [ 302.269895] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 302.275197] ? lock_downgrade+0x860/0x860 [ 302.279451] ? ___might_sleep+0x16b/0x270 [ 302.284047] __should_failslab+0xba/0xf0 [ 302.288248] should_failslab+0x9/0x20 [ 302.293092] kmem_cache_alloc_trace+0x2cb/0x740 [ 302.297851] ? qfq_change_class+0xa93/0x14e0 [ 302.302716] ? qfq_change_class+0xa93/0x14e0 [ 302.307243] ? __local_bh_enable_ip+0x160/0x260 [ 302.312063] qfq_change_class+0xad9/0x14e0 [ 302.316350] ? qfq_delete_class+0x2d0/0x2d0 [ 302.320672] ? nla_parse+0x197/0x280 [ 302.324458] tc_ctl_tclass+0x3e9/0xba0 [ 302.328472] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 302.333625] ? find_held_lock+0x36/0x1d0 [ 302.337910] rtnetlink_rcv_msg+0x34f/0x8f0 [ 302.342226] ? rtnetlink_put_metrics+0x490/0x490 [ 302.347058] ? find_held_lock+0x36/0x1d0 [ 302.351108] netlink_rcv_skb+0x13e/0x3d0 [ 302.355293] ? lock_downgrade+0x860/0x860 [ 302.359442] ? rtnetlink_put_metrics+0x490/0x490 [ 302.364781] ? netlink_ack+0xa70/0xa70 [ 302.368670] ? netlink_deliver_tap+0x182/0xb00 [ 302.373278] rtnetlink_rcv+0x10/0x20 [ 302.377165] netlink_unicast+0x443/0x650 [ 302.381243] ? netlink_attachskb+0x6c0/0x6c0 [ 302.385725] ? _copy_from_iter_full+0x182/0x720 [ 302.390388] ? __check_object_size+0x1ef/0x310 [ 302.395068] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 302.400832] netlink_sendmsg+0x764/0xc60 [ 302.405005] ? netlink_unicast+0x650/0x650 [ 302.409555] ? apparmor_socket_sendmsg+0x1b/0x20 [ 302.414637] ? netlink_unicast+0x650/0x650 [ 302.419144] sock_sendmsg+0xb5/0xf0 [ 302.422758] ___sys_sendmsg+0x647/0x950 [ 302.426804] ? find_held_lock+0x36/0x1d0 [ 302.430951] ? copy_msghdr_from_user+0x430/0x430 [ 302.435799] ? __fget+0x278/0x400 [ 302.439330] ? kasan_check_read+0x11/0x20 [ 302.443477] ? __fget+0x295/0x400 [ 302.446941] ? expand_files.part.8+0x700/0x700 [ 302.451852] ? __f_unlock_pos+0xd/0x10 [ 302.455956] ? __fget_light+0x174/0x1e0 [ 302.460817] ? __fdget+0xe/0x10 [ 302.464365] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 302.469383] __sys_sendmsg+0xd9/0x180 [ 302.473375] ? __ia32_sys_shutdown+0x70/0x70 [ 302.477783] ? __sb_end_write+0xa4/0xd0 [ 302.482161] ? kasan_check_write+0x14/0x20 [ 302.487937] ? fput+0x18/0x120 [ 302.491732] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.497437] __x64_sys_sendmsg+0x73/0xb0 [ 302.501814] do_syscall_64+0xd0/0x4e0 [ 302.505732] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.511044] RIP: 0033:0x463d89 [ 302.514412] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 302.535132] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 302.543149] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 302.550942] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 302.562126] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 302.570029] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 302.578086] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 302.586997] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 302.603482] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 302.624348] FAULT_INJECTION: forcing a failure. [ 302.624348] name failslab, interval 1, probability 0, space 0, times 0 [ 302.636589] CPU: 0 PID: 13680 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 302.644987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.655027] Call Trace: [ 302.657612] dump_stack+0x123/0x171 [ 302.661450] should_fail.cold.4+0x5/0xa [ 302.665998] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 302.671367] ? lock_downgrade+0x860/0x860 [ 302.675697] ? ___might_sleep+0x16b/0x270 [ 302.680584] __should_failslab+0xba/0xf0 [ 302.684919] should_failslab+0x9/0x20 [ 302.688728] kmem_cache_alloc_trace+0x2cb/0x740 [ 302.693492] ? qfq_change_class+0xa93/0x14e0 [ 302.697900] ? qfq_change_class+0xa93/0x14e0 [ 302.702313] ? __local_bh_enable_ip+0x160/0x260 [ 302.707324] qfq_change_class+0xad9/0x14e0 [ 302.711838] ? qfq_delete_class+0x2d0/0x2d0 [ 302.716165] ? nla_parse+0x197/0x280 [ 302.720046] tc_ctl_tclass+0x3e9/0xba0 [ 302.724107] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 302.729986] ? find_held_lock+0x36/0x1d0 [ 302.735466] rtnetlink_rcv_msg+0x34f/0x8f0 [ 302.739969] ? rtnetlink_put_metrics+0x490/0x490 [ 302.745127] ? find_held_lock+0x36/0x1d0 [ 302.749303] netlink_rcv_skb+0x13e/0x3d0 [ 302.753367] ? lock_downgrade+0x860/0x860 [ 302.757530] ? rtnetlink_put_metrics+0x490/0x490 [ 302.762449] ? netlink_ack+0xa70/0xa70 [ 302.766691] ? netlink_deliver_tap+0x182/0xb00 [ 302.771886] rtnetlink_rcv+0x10/0x20 [ 302.776824] netlink_unicast+0x443/0x650 [ 302.781142] ? netlink_attachskb+0x6c0/0x6c0 [ 302.785563] ? _copy_from_iter_full+0x182/0x720 [ 302.790456] ? __check_object_size+0x1ef/0x310 [ 302.795575] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 302.802401] netlink_sendmsg+0x764/0xc60 [ 302.807143] ? netlink_unicast+0x650/0x650 [ 302.811914] ? apparmor_socket_sendmsg+0x1b/0x20 [ 302.817535] ? netlink_unicast+0x650/0x650 [ 302.822252] sock_sendmsg+0xb5/0xf0 [ 302.826277] ___sys_sendmsg+0x647/0x950 [ 302.830536] ? find_held_lock+0x36/0x1d0 [ 302.834777] ? copy_msghdr_from_user+0x430/0x430 [ 302.840238] ? __fget+0x278/0x400 [ 302.844250] ? kasan_check_read+0x11/0x20 [ 302.848558] ? __fget+0x295/0x400 [ 302.852453] ? expand_files.part.8+0x700/0x700 [ 302.857657] ? __f_unlock_pos+0xd/0x10 [ 302.861631] ? __fget_light+0x174/0x1e0 [ 302.865705] ? __fdget+0xe/0x10 [ 302.869205] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 302.874290] __sys_sendmsg+0xd9/0x180 [ 302.878167] ? __ia32_sys_shutdown+0x70/0x70 [ 302.882586] ? __sb_end_write+0xa4/0xd0 [ 302.887171] ? kasan_check_write+0x14/0x20 [ 302.891522] ? fput+0x18/0x120 [ 302.894799] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.900405] __x64_sys_sendmsg+0x73/0xb0 [ 302.905046] do_syscall_64+0xd0/0x4e0 [ 302.909309] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.915137] RIP: 0033:0x463d89 [ 302.918437] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 302.939075] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 302.947199] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 302.954843] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 302.962505] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 302.969769] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 302.977386] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 302.991290] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 303.007685] FAULT_INJECTION: forcing a failure. [ 303.007685] name failslab, interval 1, probability 0, space 0, times 0 [ 303.022983] CPU: 0 PID: 13688 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 303.030980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.040395] Call Trace: [ 303.042993] dump_stack+0x123/0x171 [ 303.046616] should_fail.cold.4+0x5/0xa [ 303.050660] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 303.055747] ? lock_downgrade+0x860/0x860 [ 303.060324] ? ___might_sleep+0x16b/0x270 [ 303.064473] __should_failslab+0xba/0xf0 [ 303.068542] should_failslab+0x9/0x20 [ 303.072481] kmem_cache_alloc_trace+0x2cb/0x740 [ 303.077149] ? qfq_change_class+0xa93/0x14e0 [ 303.081562] ? qfq_change_class+0xa93/0x14e0 [ 303.086004] ? __local_bh_enable_ip+0x160/0x260 [ 303.090933] qfq_change_class+0xad9/0x14e0 [ 303.095279] ? qfq_delete_class+0x2d0/0x2d0 [ 303.099707] ? nla_parse+0x197/0x280 [ 303.103418] tc_ctl_tclass+0x3e9/0xba0 [ 303.107306] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 303.112892] ? find_held_lock+0x36/0x1d0 [ 303.117191] rtnetlink_rcv_msg+0x34f/0x8f0 [ 303.121445] ? rtnetlink_put_metrics+0x490/0x490 [ 303.126653] ? find_held_lock+0x36/0x1d0 [ 303.130800] netlink_rcv_skb+0x13e/0x3d0 [ 303.134913] ? lock_downgrade+0x860/0x860 [ 303.139164] ? rtnetlink_put_metrics+0x490/0x490 [ 303.144448] ? netlink_ack+0xa70/0xa70 [ 303.149017] ? netlink_deliver_tap+0x182/0xb00 [ 303.154381] rtnetlink_rcv+0x10/0x20 [ 303.158550] netlink_unicast+0x443/0x650 [ 303.162758] ? netlink_attachskb+0x6c0/0x6c0 [ 303.167268] ? _copy_from_iter_full+0x182/0x720 [ 303.172153] ? __check_object_size+0x1ef/0x310 [ 303.177031] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 303.183075] netlink_sendmsg+0x764/0xc60 [ 303.187140] ? netlink_unicast+0x650/0x650 [ 303.191364] ? apparmor_socket_sendmsg+0x1b/0x20 [ 303.196195] ? netlink_unicast+0x650/0x650 [ 303.200539] sock_sendmsg+0xb5/0xf0 [ 303.204274] ___sys_sendmsg+0x647/0x950 [ 303.208390] ? find_held_lock+0x36/0x1d0 [ 303.212935] ? copy_msghdr_from_user+0x430/0x430 [ 303.218010] ? __fget+0x278/0x400 [ 303.221904] ? kasan_check_read+0x11/0x20 [ 303.226240] ? __fget+0x295/0x400 [ 303.230048] ? expand_files.part.8+0x700/0x700 [ 303.234619] ? __f_unlock_pos+0xd/0x10 [ 303.238655] ? __fget_light+0x174/0x1e0 [ 303.242734] ? __fdget+0xe/0x10 [ 303.246009] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 303.251106] __sys_sendmsg+0xd9/0x180 [ 303.255255] ? __ia32_sys_shutdown+0x70/0x70 [ 303.260288] ? __sb_end_write+0xa4/0xd0 [ 303.264939] ? kasan_check_write+0x14/0x20 [ 303.269622] ? fput+0x18/0x120 [ 303.272804] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 303.278248] __x64_sys_sendmsg+0x73/0xb0 [ 303.282621] do_syscall_64+0xd0/0x4e0 [ 303.286422] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 303.291916] RIP: 0033:0x463d89 [ 303.295123] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 303.317906] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 303.325881] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 303.333493] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 303.341072] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 303.348611] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 303.356149] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 303.378676] FAULT_INJECTION: forcing a failure. [ 303.378676] name failslab, interval 1, probability 0, space 0, times 0 [ 303.395804] CPU: 0 PID: 13699 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 303.406579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.416382] Call Trace: [ 303.419089] dump_stack+0x123/0x171 [ 303.422723] should_fail.cold.4+0x5/0xa [ 303.426697] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 303.431861] ? lock_downgrade+0x860/0x860 [ 303.436337] ? ___might_sleep+0x16b/0x270 [ 303.440796] __should_failslab+0xba/0xf0 [ 303.445116] should_failslab+0x9/0x20 [ 303.449457] kmem_cache_alloc_trace+0x2cb/0x740 [ 303.454297] ? qfq_change_class+0xa93/0x14e0 [ 303.458896] ? qfq_change_class+0xa93/0x14e0 [ 303.463406] ? __local_bh_enable_ip+0x160/0x260 [ 303.468264] qfq_change_class+0xad9/0x14e0 [ 303.472704] ? qfq_delete_class+0x2d0/0x2d0 [ 303.477135] ? nla_parse+0x197/0x280 [ 303.480946] tc_ctl_tclass+0x3e9/0xba0 [ 303.484912] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 303.490019] ? find_held_lock+0x36/0x1d0 [ 303.494228] rtnetlink_rcv_msg+0x34f/0x8f0 [ 303.498763] ? rtnetlink_put_metrics+0x490/0x490 [ 303.503950] ? find_held_lock+0x36/0x1d0 [ 303.508319] netlink_rcv_skb+0x13e/0x3d0 [ 303.512587] ? lock_downgrade+0x860/0x860 [ 303.516852] ? rtnetlink_put_metrics+0x490/0x490 [ 303.521689] ? netlink_ack+0xa70/0xa70 [ 303.525572] ? netlink_deliver_tap+0x182/0xb00 [ 303.530218] rtnetlink_rcv+0x10/0x20 [ 303.534012] netlink_unicast+0x443/0x650 [ 303.538273] ? netlink_attachskb+0x6c0/0x6c0 [ 303.543567] ? _copy_from_iter_full+0x182/0x720 [ 303.548328] ? __check_object_size+0x1ef/0x310 [ 303.552899] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 303.558514] netlink_sendmsg+0x764/0xc60 [ 303.562674] ? netlink_unicast+0x650/0x650 [ 303.567035] ? apparmor_socket_sendmsg+0x1b/0x20 [ 303.572391] ? netlink_unicast+0x650/0x650 [ 303.577163] sock_sendmsg+0xb5/0xf0 [ 303.580891] ___sys_sendmsg+0x647/0x950 [ 303.585221] ? find_held_lock+0x36/0x1d0 [ 303.589462] ? copy_msghdr_from_user+0x430/0x430 [ 303.594531] ? __fget+0x278/0x400 [ 303.598246] ? kasan_check_read+0x11/0x20 [ 303.602621] ? __fget+0x295/0x400 [ 303.606067] ? expand_files.part.8+0x700/0x700 [ 303.610746] ? __f_unlock_pos+0xd/0x10 [ 303.615018] ? __fget_light+0x174/0x1e0 [ 303.619296] ? __fdget+0xe/0x10 [ 303.622762] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 303.627789] __sys_sendmsg+0xd9/0x180 [ 303.631941] ? __ia32_sys_shutdown+0x70/0x70 [ 303.636987] ? __sb_end_write+0xa4/0xd0 [ 303.641204] ? kasan_check_write+0x14/0x20 [ 303.645445] ? fput+0x18/0x120 [ 303.649775] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 303.655687] __x64_sys_sendmsg+0x73/0xb0 [ 303.660316] do_syscall_64+0xd0/0x4e0 [ 303.664711] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 303.670388] RIP: 0033:0x463d89 [ 303.673672] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 303.695544] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 303.703392] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 303.711100] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 303.719069] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 303.726976] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 303.734802] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 303.743007] FAULT_INJECTION: forcing a failure. [ 303.743007] name failslab, interval 1, probability 0, space 0, times 0 [ 303.757307] CPU: 0 PID: 13700 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 303.765230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.774798] Call Trace: [ 303.777948] dump_stack+0x123/0x171 2021/06/23 21:25:18 executed programs: 706 [ 303.781689] should_fail.cold.4+0x5/0xa [ 303.785756] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 303.790867] ? lock_downgrade+0x860/0x860 [ 303.795149] ? ___might_sleep+0x16b/0x270 [ 303.799690] __should_failslab+0xba/0xf0 [ 303.803761] should_failslab+0x9/0x20 [ 303.807987] kmem_cache_alloc_trace+0x2cb/0x740 [ 303.812924] ? qfq_change_class+0xa93/0x14e0 [ 303.817719] ? qfq_change_class+0xa93/0x14e0 [ 303.822578] ? __local_bh_enable_ip+0x160/0x260 [ 303.830887] qfq_change_class+0xad9/0x14e0 [ 303.835487] ? qfq_delete_class+0x2d0/0x2d0 [ 303.840242] ? nla_parse+0x197/0x280 [ 303.844097] tc_ctl_tclass+0x3e9/0xba0 [ 303.848129] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 303.853837] ? find_held_lock+0x36/0x1d0 [ 303.858361] rtnetlink_rcv_msg+0x34f/0x8f0 [ 303.862948] ? rtnetlink_put_metrics+0x490/0x490 [ 303.867969] ? find_held_lock+0x36/0x1d0 [ 303.872320] netlink_rcv_skb+0x13e/0x3d0 [ 303.876556] ? lock_downgrade+0x860/0x860 [ 303.880909] ? rtnetlink_put_metrics+0x490/0x490 [ 303.885741] ? netlink_ack+0xa70/0xa70 [ 303.889637] ? netlink_deliver_tap+0x182/0xb00 [ 303.894478] rtnetlink_rcv+0x10/0x20 [ 303.898531] netlink_unicast+0x443/0x650 [ 303.903121] ? netlink_attachskb+0x6c0/0x6c0 [ 303.907616] ? _copy_from_iter_full+0x182/0x720 [ 303.912577] ? __check_object_size+0x1ef/0x310 [ 303.917475] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 303.923554] netlink_sendmsg+0x764/0xc60 [ 303.927636] ? netlink_unicast+0x650/0x650 [ 303.932083] ? apparmor_socket_sendmsg+0x1b/0x20 [ 303.937047] ? netlink_unicast+0x650/0x650 [ 303.941482] sock_sendmsg+0xb5/0xf0 [ 303.945411] ___sys_sendmsg+0x647/0x950 [ 303.949514] ? find_held_lock+0x36/0x1d0 [ 303.953976] ? copy_msghdr_from_user+0x430/0x430 [ 303.959425] ? __fget+0x278/0x400 [ 303.962937] ? kasan_check_read+0x11/0x20 [ 303.967254] ? __fget+0x295/0x400 [ 303.970873] ? expand_files.part.8+0x700/0x700 [ 303.975721] ? __f_unlock_pos+0xd/0x10 [ 303.979839] ? __fget_light+0x174/0x1e0 [ 303.983804] ? __fdget+0xe/0x10 [ 303.987104] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 303.992028] __sys_sendmsg+0xd9/0x180 [ 303.995821] ? __ia32_sys_shutdown+0x70/0x70 [ 304.000227] ? __sb_end_write+0xa4/0xd0 [ 304.004395] ? kasan_check_write+0x14/0x20 [ 304.008696] ? fput+0x18/0x120 [ 304.012150] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.017506] __x64_sys_sendmsg+0x73/0xb0 [ 304.021776] do_syscall_64+0xd0/0x4e0 [ 304.025573] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.030945] RIP: 0033:0x463d89 [ 304.034131] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 304.053606] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 304.061324] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 304.068803] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 304.076286] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 304.083624] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 304.090967] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 304.107095] FAULT_INJECTION: forcing a failure. [ 304.107095] name failslab, interval 1, probability 0, space 0, times 0 [ 304.124398] CPU: 0 PID: 13710 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 304.132673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.142208] Call Trace: [ 304.144893] dump_stack+0x123/0x171 [ 304.148508] should_fail.cold.4+0x5/0xa [ 304.152470] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 304.157557] ? lock_downgrade+0x860/0x860 [ 304.161877] ? ___might_sleep+0x16b/0x270 [ 304.166032] __should_failslab+0xba/0xf0 [ 304.170169] should_failslab+0x9/0x20 [ 304.173956] kmem_cache_alloc_trace+0x2cb/0x740 [ 304.178995] ? qfq_change_class+0xa93/0x14e0 [ 304.183395] ? qfq_change_class+0xa93/0x14e0 [ 304.187799] ? __local_bh_enable_ip+0x160/0x260 [ 304.192454] qfq_change_class+0xad9/0x14e0 [ 304.196855] ? qfq_delete_class+0x2d0/0x2d0 [ 304.201181] ? nla_parse+0x197/0x280 [ 304.204977] tc_ctl_tclass+0x3e9/0xba0 [ 304.208875] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 304.214134] ? find_held_lock+0x36/0x1d0 [ 304.218291] rtnetlink_rcv_msg+0x34f/0x8f0 [ 304.222609] ? rtnetlink_put_metrics+0x490/0x490 [ 304.227376] ? find_held_lock+0x36/0x1d0 [ 304.231606] netlink_rcv_skb+0x13e/0x3d0 [ 304.235820] ? lock_downgrade+0x860/0x860 [ 304.239963] ? rtnetlink_put_metrics+0x490/0x490 [ 304.244809] ? netlink_ack+0xa70/0xa70 [ 304.248816] ? netlink_deliver_tap+0x182/0xb00 [ 304.253389] rtnetlink_rcv+0x10/0x20 [ 304.257092] netlink_unicast+0x443/0x650 [ 304.261144] ? netlink_attachskb+0x6c0/0x6c0 [ 304.265577] ? _copy_from_iter_full+0x182/0x720 [ 304.270241] ? __check_object_size+0x1ef/0x310 [ 304.274901] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 304.280435] netlink_sendmsg+0x764/0xc60 [ 304.284500] ? netlink_unicast+0x650/0x650 [ 304.289163] ? apparmor_socket_sendmsg+0x1b/0x20 [ 304.293903] ? netlink_unicast+0x650/0x650 [ 304.298216] sock_sendmsg+0xb5/0xf0 [ 304.302064] ___sys_sendmsg+0x647/0x950 [ 304.306043] ? find_held_lock+0x36/0x1d0 [ 304.310202] ? copy_msghdr_from_user+0x430/0x430 [ 304.315117] ? __fget+0x278/0x400 [ 304.318731] ? kasan_check_read+0x11/0x20 [ 304.322871] ? __fget+0x295/0x400 [ 304.326434] ? expand_files.part.8+0x700/0x700 [ 304.331108] ? __f_unlock_pos+0xd/0x10 [ 304.334991] ? __fget_light+0x174/0x1e0 [ 304.338967] ? __fdget+0xe/0x10 [ 304.342237] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 304.347175] __sys_sendmsg+0xd9/0x180 [ 304.351142] ? __ia32_sys_shutdown+0x70/0x70 [ 304.355841] ? __sb_end_write+0xa4/0xd0 [ 304.359852] ? kasan_check_write+0x14/0x20 [ 304.364094] ? fput+0x18/0x120 [ 304.367283] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.372640] __x64_sys_sendmsg+0x73/0xb0 [ 304.376721] do_syscall_64+0xd0/0x4e0 [ 304.380506] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.385812] RIP: 0033:0x463d89 [ 304.388992] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 304.409641] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 304.417942] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 304.425461] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 304.432826] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 304.440525] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 304.447909] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 304.478006] FAULT_INJECTION: forcing a failure. [ 304.478006] name failslab, interval 1, probability 0, space 0, times 0 [ 304.495242] CPU: 1 PID: 13730 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 304.503283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.512858] Call Trace: [ 304.515497] dump_stack+0x123/0x171 [ 304.519417] should_fail.cold.4+0x5/0xa [ 304.523476] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 304.528574] ? lock_downgrade+0x860/0x860 [ 304.532967] ? ___might_sleep+0x16b/0x270 [ 304.537592] __should_failslab+0xba/0xf0 [ 304.541727] should_failslab+0x9/0x20 [ 304.545795] kmem_cache_alloc_trace+0x2cb/0x740 [ 304.550965] ? qfq_change_class+0xa93/0x14e0 [ 304.555838] ? qfq_change_class+0xa93/0x14e0 [ 304.560329] ? __local_bh_enable_ip+0x160/0x260 [ 304.565146] qfq_change_class+0xad9/0x14e0 [ 304.569376] ? qfq_delete_class+0x2d0/0x2d0 [ 304.574253] ? nla_parse+0x197/0x280 [ 304.580163] tc_ctl_tclass+0x3e9/0xba0 [ 304.584041] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 304.589319] ? find_held_lock+0x36/0x1d0 [ 304.593391] rtnetlink_rcv_msg+0x34f/0x8f0 [ 304.597631] ? rtnetlink_put_metrics+0x490/0x490 [ 304.602378] ? find_held_lock+0x36/0x1d0 [ 304.606605] netlink_rcv_skb+0x13e/0x3d0 [ 304.611024] ? lock_downgrade+0x860/0x860 [ 304.615166] ? rtnetlink_put_metrics+0x490/0x490 [ 304.619935] ? netlink_ack+0xa70/0xa70 [ 304.623820] ? netlink_deliver_tap+0x182/0xb00 [ 304.628584] rtnetlink_rcv+0x10/0x20 [ 304.632304] netlink_unicast+0x443/0x650 [ 304.636532] ? netlink_attachskb+0x6c0/0x6c0 [ 304.640937] ? _copy_from_iter_full+0x182/0x720 [ 304.645680] ? __check_object_size+0x1ef/0x310 [ 304.650431] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 304.656167] netlink_sendmsg+0x764/0xc60 [ 304.660363] ? netlink_unicast+0x650/0x650 [ 304.664608] ? apparmor_socket_sendmsg+0x1b/0x20 [ 304.669349] ? netlink_unicast+0x650/0x650 [ 304.673574] sock_sendmsg+0xb5/0xf0 [ 304.677269] ___sys_sendmsg+0x647/0x950 [ 304.681361] ? find_held_lock+0x36/0x1d0 [ 304.685545] ? copy_msghdr_from_user+0x430/0x430 [ 304.690286] ? __fget+0x278/0x400 [ 304.693961] ? kasan_check_read+0x11/0x20 [ 304.698201] ? __fget+0x295/0x400 [ 304.701727] ? expand_files.part.8+0x700/0x700 [ 304.706298] ? __f_unlock_pos+0xd/0x10 [ 304.710346] ? __fget_light+0x174/0x1e0 [ 304.714330] ? __fdget+0xe/0x10 [ 304.717593] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 304.722713] __sys_sendmsg+0xd9/0x180 [ 304.726690] ? __ia32_sys_shutdown+0x70/0x70 [ 304.731377] ? __sb_end_write+0xa4/0xd0 [ 304.735570] ? kasan_check_write+0x14/0x20 [ 304.740584] ? fput+0x18/0x120 [ 304.743777] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.749263] __x64_sys_sendmsg+0x73/0xb0 [ 304.753779] do_syscall_64+0xd0/0x4e0 [ 304.757829] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.763009] RIP: 0033:0x463d89 [ 304.766184] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 304.785759] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 304.794046] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 304.801831] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 304.809435] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 304.817138] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 304.824485] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 304.835164] FAULT_INJECTION: forcing a failure. [ 304.835164] name failslab, interval 1, probability 0, space 0, times 0 [ 304.849819] FAULT_INJECTION: forcing a failure. [ 304.849819] name failslab, interval 1, probability 0, space 0, times 0 [ 304.866018] CPU: 1 PID: 13731 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 304.873920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.883470] Call Trace: [ 304.886062] dump_stack+0x123/0x171 [ 304.889786] should_fail.cold.4+0x5/0xa [ 304.894524] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 304.899820] __should_failslab+0xba/0xf0 [ 304.903877] should_failslab+0x9/0x20 [ 304.907776] kmem_cache_alloc+0x47/0x720 [ 304.911907] ? lock_acquire+0x173/0x3d0 [ 304.916408] skb_clone+0x115/0x340 [ 304.920342] netlink_deliver_tap+0x7d7/0xb00 [ 304.925108] __netlink_sendskb+0x62/0xc0 [ 304.929413] netlink_unicast+0x4ea/0x650 [ 304.933716] ? netlink_attachskb+0x6c0/0x6c0 [ 304.938557] netlink_ack+0x519/0xa70 [ 304.942457] ? netlink_sendmsg+0xc60/0xc60 [ 304.947483] ? find_held_lock+0x36/0x1d0 [ 304.951737] netlink_rcv_skb+0x2a8/0x3d0 [ 304.956043] ? lock_downgrade+0x860/0x860 [ 304.960275] ? rtnetlink_put_metrics+0x490/0x490 [ 304.965049] ? netlink_ack+0xa70/0xa70 [ 304.969075] ? netlink_deliver_tap+0x182/0xb00 [ 304.973654] rtnetlink_rcv+0x10/0x20 [ 304.977467] netlink_unicast+0x443/0x650 [ 304.981708] ? netlink_attachskb+0x6c0/0x6c0 [ 304.986304] ? _copy_from_iter_full+0x182/0x720 [ 304.990971] ? __check_object_size+0x1ef/0x310 [ 304.995547] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 305.001064] netlink_sendmsg+0x764/0xc60 [ 305.005300] ? netlink_unicast+0x650/0x650 [ 305.009517] ? apparmor_socket_sendmsg+0x1b/0x20 [ 305.014431] ? netlink_unicast+0x650/0x650 [ 305.019009] sock_sendmsg+0xb5/0xf0 [ 305.022792] ___sys_sendmsg+0x647/0x950 [ 305.026926] ? find_held_lock+0x36/0x1d0 [ 305.030976] ? copy_msghdr_from_user+0x430/0x430 [ 305.035811] ? __fget+0x278/0x400 [ 305.039242] ? kasan_check_read+0x11/0x20 [ 305.043387] ? __fget+0x295/0x400 [ 305.046855] ? expand_files.part.8+0x700/0x700 [ 305.051428] ? __f_unlock_pos+0xd/0x10 [ 305.055662] ? __fget_light+0x174/0x1e0 [ 305.059634] ? __fdget+0xe/0x10 [ 305.062997] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 305.068105] __sys_sendmsg+0xd9/0x180 [ 305.072434] ? __ia32_sys_shutdown+0x70/0x70 [ 305.076832] ? __sb_end_write+0xa4/0xd0 [ 305.081084] ? kasan_check_write+0x14/0x20 [ 305.085593] ? fput+0x18/0x120 [ 305.088874] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.094484] __x64_sys_sendmsg+0x73/0xb0 [ 305.098726] do_syscall_64+0xd0/0x4e0 [ 305.102528] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.107835] RIP: 0033:0x463d89 [ 305.111388] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 305.130569] RSP: 002b:00007ffa3d3c6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 305.138536] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 305.146048] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 305.153386] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 305.160637] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 305.168072] R13: 00007ffa3d3c66bc R14: 0000000000000009 R15: 0000000000000001 [ 305.177089] CPU: 0 PID: 13739 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 305.185234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.194691] Call Trace: [ 305.197394] dump_stack+0x123/0x171 [ 305.201045] should_fail.cold.4+0x5/0xa [ 305.205006] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 305.210280] ? lock_downgrade+0x860/0x860 [ 305.214451] ? ___might_sleep+0x16b/0x270 [ 305.218832] __should_failslab+0xba/0xf0 [ 305.223492] should_failslab+0x9/0x20 [ 305.227298] kmem_cache_alloc_trace+0x2cb/0x740 [ 305.232046] ? qfq_change_class+0xa93/0x14e0 [ 305.236534] ? qfq_change_class+0xa93/0x14e0 [ 305.241254] ? __local_bh_enable_ip+0x160/0x260 [ 305.246175] qfq_change_class+0xad9/0x14e0 [ 305.250577] ? qfq_delete_class+0x2d0/0x2d0 [ 305.254906] ? nla_parse+0x197/0x280 [ 305.258891] tc_ctl_tclass+0x3e9/0xba0 [ 305.263049] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 305.268491] ? find_held_lock+0x36/0x1d0 [ 305.272571] rtnetlink_rcv_msg+0x34f/0x8f0 [ 305.276879] ? rtnetlink_put_metrics+0x490/0x490 [ 305.281752] ? find_held_lock+0x36/0x1d0 [ 305.285815] netlink_rcv_skb+0x13e/0x3d0 [ 305.289984] ? lock_downgrade+0x860/0x860 [ 305.294119] ? rtnetlink_put_metrics+0x490/0x490 [ 305.299076] ? netlink_ack+0xa70/0xa70 [ 305.303031] ? netlink_deliver_tap+0x182/0xb00 [ 305.307874] rtnetlink_rcv+0x10/0x20 [ 305.311829] netlink_unicast+0x443/0x650 [ 305.315888] ? netlink_attachskb+0x6c0/0x6c0 [ 305.320459] ? _copy_from_iter_full+0x182/0x720 [ 305.325290] ? __check_object_size+0x1ef/0x310 [ 305.329976] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 305.335506] netlink_sendmsg+0x764/0xc60 [ 305.339583] ? netlink_unicast+0x650/0x650 [ 305.343872] ? apparmor_socket_sendmsg+0x1b/0x20 [ 305.348879] ? netlink_unicast+0x650/0x650 [ 305.353475] sock_sendmsg+0xb5/0xf0 [ 305.357094] ___sys_sendmsg+0x647/0x950 [ 305.361054] ? find_held_lock+0x36/0x1d0 [ 305.365124] ? copy_msghdr_from_user+0x430/0x430 [ 305.369883] ? __fget+0x278/0x400 [ 305.373376] ? kasan_check_read+0x11/0x20 [ 305.377534] ? __fget+0x295/0x400 [ 305.380981] ? expand_files.part.8+0x700/0x700 [ 305.385677] ? __f_unlock_pos+0xd/0x10 [ 305.389821] ? __fget_light+0x174/0x1e0 [ 305.393783] ? __fdget+0xe/0x10 [ 305.397064] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 305.402086] __sys_sendmsg+0xd9/0x180 [ 305.406494] ? __ia32_sys_shutdown+0x70/0x70 [ 305.413301] ? __sb_end_write+0xa4/0xd0 [ 305.417812] ? kasan_check_write+0x14/0x20 [ 305.422552] ? fput+0x18/0x120 [ 305.425922] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.431444] __x64_sys_sendmsg+0x73/0xb0 [ 305.435510] do_syscall_64+0xd0/0x4e0 [ 305.439307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.445294] RIP: 0033:0x463d89 [ 305.448666] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 305.468110] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 305.475825] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 305.483467] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 305.491332] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 305.499031] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 305.507050] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 305.531966] nla_parse: 5 callbacks suppressed [ 305.531970] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 305.563267] FAULT_INJECTION: forcing a failure. [ 305.563267] name failslab, interval 1, probability 0, space 0, times 0 [ 305.575466] CPU: 1 PID: 13745 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 305.583547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.593713] Call Trace: [ 305.596355] dump_stack+0x123/0x171 [ 305.600110] should_fail.cold.4+0x5/0xa [ 305.604417] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 305.609681] ? lock_downgrade+0x860/0x860 [ 305.613818] ? ___might_sleep+0x16b/0x270 [ 305.618105] __should_failslab+0xba/0xf0 [ 305.622525] should_failslab+0x9/0x20 [ 305.626434] kmem_cache_alloc_trace+0x2cb/0x740 [ 305.631086] ? qfq_change_class+0xa93/0x14e0 [ 305.635563] ? qfq_change_class+0xa93/0x14e0 [ 305.639968] ? __local_bh_enable_ip+0x160/0x260 [ 305.644718] qfq_change_class+0xad9/0x14e0 [ 305.648956] ? qfq_delete_class+0x2d0/0x2d0 [ 305.653337] ? nla_parse+0x197/0x280 [ 305.657034] tc_ctl_tclass+0x3e9/0xba0 [ 305.660905] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 305.666178] ? find_held_lock+0x36/0x1d0 [ 305.670344] rtnetlink_rcv_msg+0x34f/0x8f0 [ 305.674619] ? rtnetlink_put_metrics+0x490/0x490 [ 305.679481] ? find_held_lock+0x36/0x1d0 [ 305.683801] netlink_rcv_skb+0x13e/0x3d0 [ 305.687956] ? lock_downgrade+0x860/0x860 [ 305.692514] ? rtnetlink_put_metrics+0x490/0x490 [ 305.697373] ? netlink_ack+0xa70/0xa70 [ 305.701456] ? netlink_deliver_tap+0x182/0xb00 [ 305.706344] rtnetlink_rcv+0x10/0x20 [ 305.710225] netlink_unicast+0x443/0x650 [ 305.714283] ? netlink_attachskb+0x6c0/0x6c0 [ 305.718948] ? _copy_from_iter_full+0x182/0x720 [ 305.723763] ? __check_object_size+0x1ef/0x310 [ 305.728343] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 305.734033] netlink_sendmsg+0x764/0xc60 [ 305.738089] ? netlink_unicast+0x650/0x650 [ 305.742457] ? apparmor_socket_sendmsg+0x1b/0x20 [ 305.748248] ? netlink_unicast+0x650/0x650 [ 305.752598] sock_sendmsg+0xb5/0xf0 [ 305.756349] ___sys_sendmsg+0x647/0x950 [ 305.760431] ? find_held_lock+0x36/0x1d0 [ 305.764578] ? copy_msghdr_from_user+0x430/0x430 [ 305.770042] ? __fget+0x278/0x400 [ 305.773638] ? kasan_check_read+0x11/0x20 [ 305.778033] ? __fget+0x295/0x400 [ 305.781693] ? expand_files.part.8+0x700/0x700 [ 305.787131] ? __f_unlock_pos+0xd/0x10 [ 305.791025] ? __fget_light+0x174/0x1e0 [ 305.795361] ? __fdget+0xe/0x10 [ 305.798908] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 305.803927] __sys_sendmsg+0xd9/0x180 [ 305.808019] ? __ia32_sys_shutdown+0x70/0x70 [ 305.812542] ? __sb_end_write+0xa4/0xd0 [ 305.816629] ? kasan_check_write+0x14/0x20 [ 305.821116] ? fput+0x18/0x120 [ 305.824329] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.829785] __x64_sys_sendmsg+0x73/0xb0 [ 305.834214] do_syscall_64+0xd0/0x4e0 [ 305.838169] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.843691] RIP: 0033:0x463d89 [ 305.846903] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 305.866882] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 305.874776] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 305.882290] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 305.889869] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 305.897136] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 305.905242] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 305.916035] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 305.934568] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 305.959379] FAULT_INJECTION: forcing a failure. [ 305.959379] name failslab, interval 1, probability 0, space 0, times 0 [ 305.959720] FAULT_INJECTION: forcing a failure. [ 305.959720] name failslab, interval 1, probability 0, space 0, times 0 [ 305.977445] CPU: 1 PID: 13752 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 305.990900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.000416] Call Trace: [ 306.003253] dump_stack+0x123/0x171 [ 306.007165] should_fail.cold.4+0x5/0xa [ 306.011320] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 306.016423] __should_failslab+0xba/0xf0 [ 306.020463] should_failslab+0x9/0x20 [ 306.024359] kmem_cache_alloc+0x47/0x720 [ 306.028511] ? lock_acquire+0x173/0x3d0 [ 306.032480] skb_clone+0x115/0x340 [ 306.036199] netlink_deliver_tap+0x7d7/0xb00 [ 306.040620] __netlink_sendskb+0x62/0xc0 [ 306.044693] netlink_unicast+0x4ea/0x650 [ 306.048918] ? netlink_attachskb+0x6c0/0x6c0 [ 306.053416] netlink_ack+0x519/0xa70 [ 306.057202] ? netlink_sendmsg+0xc60/0xc60 [ 306.061455] ? find_held_lock+0x36/0x1d0 [ 306.065737] netlink_rcv_skb+0x2a8/0x3d0 [ 306.069891] ? lock_downgrade+0x860/0x860 [ 306.074135] ? rtnetlink_put_metrics+0x490/0x490 [ 306.079303] ? netlink_ack+0xa70/0xa70 [ 306.083173] ? netlink_deliver_tap+0x182/0xb00 [ 306.087949] rtnetlink_rcv+0x10/0x20 [ 306.091671] netlink_unicast+0x443/0x650 [ 306.095715] ? netlink_attachskb+0x6c0/0x6c0 [ 306.100134] ? _copy_from_iter_full+0x182/0x720 [ 306.104789] ? __check_object_size+0x1ef/0x310 [ 306.109526] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 306.115425] netlink_sendmsg+0x764/0xc60 [ 306.119476] ? netlink_unicast+0x650/0x650 [ 306.123706] ? apparmor_socket_sendmsg+0x1b/0x20 [ 306.128451] ? netlink_unicast+0x650/0x650 [ 306.132695] sock_sendmsg+0xb5/0xf0 [ 306.136504] ___sys_sendmsg+0x647/0x950 [ 306.140460] ? find_held_lock+0x36/0x1d0 [ 306.144499] ? copy_msghdr_from_user+0x430/0x430 [ 306.149424] ? __fget+0x278/0x400 [ 306.153124] ? kasan_check_read+0x11/0x20 [ 306.157272] ? __fget+0x295/0x400 [ 306.160721] ? expand_files.part.8+0x700/0x700 [ 306.165581] ? __f_unlock_pos+0xd/0x10 [ 306.169634] ? __fget_light+0x174/0x1e0 [ 306.173677] ? __fdget+0xe/0x10 [ 306.177633] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 306.182549] __sys_sendmsg+0xd9/0x180 [ 306.186432] ? __ia32_sys_shutdown+0x70/0x70 [ 306.190908] ? __sb_end_write+0xa4/0xd0 [ 306.195043] ? kasan_check_write+0x14/0x20 [ 306.199292] ? fput+0x18/0x120 [ 306.202655] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.208380] __x64_sys_sendmsg+0x73/0xb0 [ 306.212441] do_syscall_64+0xd0/0x4e0 [ 306.216382] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.221556] RIP: 0033:0x463d89 [ 306.224732] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 306.244154] RSP: 002b:00007fadde22a198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 306.252362] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 306.259811] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 306.267758] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 306.275641] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 306.282918] R13: 00007fadde22a6bc R14: 0000000000000009 R15: 0000000000000001 [ 306.290712] CPU: 0 PID: 13766 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 306.299503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.309174] Call Trace: [ 306.311960] dump_stack+0x123/0x171 [ 306.315961] should_fail.cold.4+0x5/0xa [ 306.319938] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 306.325221] ? lock_downgrade+0x860/0x860 [ 306.329381] ? ___might_sleep+0x16b/0x270 [ 306.333700] __should_failslab+0xba/0xf0 [ 306.337913] should_failslab+0x9/0x20 [ 306.341882] kmem_cache_alloc_trace+0x2cb/0x740 [ 306.346555] ? qfq_change_class+0xa93/0x14e0 [ 306.351124] ? qfq_change_class+0xa93/0x14e0 [ 306.355530] ? __local_bh_enable_ip+0x160/0x260 [ 306.360334] qfq_change_class+0xad9/0x14e0 [ 306.364694] ? qfq_delete_class+0x2d0/0x2d0 [ 306.369032] ? nla_parse+0x197/0x280 [ 306.372928] tc_ctl_tclass+0x3e9/0xba0 [ 306.377494] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 306.382630] ? find_held_lock+0x36/0x1d0 [ 306.386694] rtnetlink_rcv_msg+0x34f/0x8f0 [ 306.391049] ? rtnetlink_put_metrics+0x490/0x490 [ 306.396060] ? find_held_lock+0x36/0x1d0 [ 306.400337] netlink_rcv_skb+0x13e/0x3d0 [ 306.404718] ? lock_downgrade+0x860/0x860 [ 306.408974] ? rtnetlink_put_metrics+0x490/0x490 [ 306.413906] ? netlink_ack+0xa70/0xa70 [ 306.417797] ? netlink_deliver_tap+0x182/0xb00 [ 306.422476] rtnetlink_rcv+0x10/0x20 [ 306.426467] netlink_unicast+0x443/0x650 [ 306.430690] ? netlink_attachskb+0x6c0/0x6c0 [ 306.435266] ? _copy_from_iter_full+0x182/0x720 [ 306.439921] ? __check_object_size+0x1ef/0x310 [ 306.444515] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 306.450155] netlink_sendmsg+0x764/0xc60 [ 306.454322] ? netlink_unicast+0x650/0x650 [ 306.458651] ? apparmor_socket_sendmsg+0x1b/0x20 [ 306.463496] ? netlink_unicast+0x650/0x650 [ 306.467984] sock_sendmsg+0xb5/0xf0 [ 306.472113] ___sys_sendmsg+0x647/0x950 [ 306.476198] ? find_held_lock+0x36/0x1d0 [ 306.480338] ? copy_msghdr_from_user+0x430/0x430 [ 306.485188] ? __fget+0x278/0x400 [ 306.488677] ? kasan_check_read+0x11/0x20 [ 306.493019] ? __fget+0x295/0x400 [ 306.496578] ? expand_files.part.8+0x700/0x700 [ 306.501444] ? __f_unlock_pos+0xd/0x10 [ 306.505443] ? __fget_light+0x174/0x1e0 [ 306.509894] ? __fdget+0xe/0x10 [ 306.513357] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 306.518287] __sys_sendmsg+0xd9/0x180 [ 306.522198] ? __ia32_sys_shutdown+0x70/0x70 [ 306.526780] ? __sb_end_write+0xa4/0xd0 [ 306.530830] ? kasan_check_write+0x14/0x20 [ 306.535051] ? fput+0x18/0x120 [ 306.538305] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.543917] __x64_sys_sendmsg+0x73/0xb0 [ 306.548090] do_syscall_64+0xd0/0x4e0 [ 306.551914] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.557380] RIP: 0033:0x463d89 [ 306.560713] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 306.579869] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 306.587586] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 306.595286] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 306.602579] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 306.610041] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 306.617393] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 306.628552] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 306.659793] FAULT_INJECTION: forcing a failure. [ 306.659793] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 306.672536] CPU: 0 PID: 13774 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 306.681130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.690983] Call Trace: [ 306.693784] dump_stack+0x123/0x171 [ 306.697495] should_fail.cold.4+0x5/0xa [ 306.701581] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 306.706802] ? save_stack+0xa9/0xd0 [ 306.710543] __alloc_pages_nodemask+0x1d5/0x710 [ 306.715446] ? __alloc_pages_slowpath+0x2560/0x2560 [ 306.720627] cache_grow_begin+0x91/0x8d0 [ 306.724885] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 306.730647] kmem_cache_alloc_node_trace+0x665/0x730 [ 306.735846] __kmalloc_node+0x3c/0x70 [ 306.739635] qdisc_alloc+0xb1/0x9a0 [ 306.743461] ? kmem_cache_alloc_trace+0x347/0x740 [ 306.748682] qdisc_create_dflt+0x5e/0x1a0 [ 306.753241] qfq_change_class+0x6ae/0x14e0 [ 306.757681] ? security_capable+0x58/0xa0 [ 306.761943] ? qfq_delete_class+0x2d0/0x2d0 [ 306.766503] ? nla_parse+0x197/0x280 [ 306.770345] tc_ctl_tclass+0x3e9/0xba0 [ 306.774583] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 306.779724] ? find_held_lock+0x36/0x1d0 [ 306.783892] rtnetlink_rcv_msg+0x34f/0x8f0 [ 306.788515] ? rtnetlink_put_metrics+0x490/0x490 [ 306.793814] ? find_held_lock+0x36/0x1d0 [ 306.799541] netlink_rcv_skb+0x13e/0x3d0 [ 306.803615] ? lock_downgrade+0x860/0x860 [ 306.807782] ? rtnetlink_put_metrics+0x490/0x490 [ 306.812625] ? netlink_ack+0xa70/0xa70 [ 306.816553] ? netlink_deliver_tap+0x182/0xb00 [ 306.821343] rtnetlink_rcv+0x10/0x20 [ 306.825050] netlink_unicast+0x443/0x650 [ 306.829104] ? netlink_attachskb+0x6c0/0x6c0 [ 306.833679] ? _copy_from_iter_full+0x182/0x720 [ 306.838352] ? __check_object_size+0x1ef/0x310 [ 306.842937] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 306.848713] netlink_sendmsg+0x764/0xc60 [ 306.852771] ? netlink_unicast+0x650/0x650 [ 306.857134] ? apparmor_socket_sendmsg+0x1b/0x20 [ 306.861875] ? netlink_unicast+0x650/0x650 [ 306.866114] sock_sendmsg+0xb5/0xf0 [ 306.869744] ___sys_sendmsg+0x647/0x950 [ 306.873712] ? find_held_lock+0x36/0x1d0 [ 306.877976] ? copy_msghdr_from_user+0x430/0x430 [ 306.882810] ? __fget+0x278/0x400 [ 306.886251] ? kasan_check_read+0x11/0x20 [ 306.890400] ? __fget+0x295/0x400 [ 306.893942] ? expand_files.part.8+0x700/0x700 [ 306.898572] ? __f_unlock_pos+0xd/0x10 [ 306.902464] ? __fget_light+0x174/0x1e0 [ 306.906560] ? __fdget+0xe/0x10 [ 306.910006] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 306.914939] __sys_sendmsg+0xd9/0x180 [ 306.918725] ? __ia32_sys_shutdown+0x70/0x70 [ 306.923248] ? __sb_end_write+0xa4/0xd0 [ 306.927332] ? kasan_check_write+0x14/0x20 [ 306.931863] ? fput+0x18/0x120 [ 306.935082] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.940711] __x64_sys_sendmsg+0x73/0xb0 [ 306.944763] do_syscall_64+0xd0/0x4e0 [ 306.948665] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.953858] RIP: 0033:0x463d89 [ 306.957047] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 306.976396] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 306.984642] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 306.992027] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 306.999816] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 307.007379] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 307.015222] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 307.023427] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 307.039161] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 307.056460] FAULT_INJECTION: forcing a failure. [ 307.056460] name failslab, interval 1, probability 0, space 0, times 0 [ 307.068358] CPU: 0 PID: 13786 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 307.076670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.086021] Call Trace: [ 307.088604] dump_stack+0x123/0x171 [ 307.092340] should_fail.cold.4+0x5/0xa [ 307.096323] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 307.101543] ? lock_downgrade+0x860/0x860 [ 307.105827] ? ___might_sleep+0x16b/0x270 [ 307.110098] __should_failslab+0xba/0xf0 [ 307.114334] should_failslab+0x9/0x20 [ 307.118128] kmem_cache_alloc_trace+0x2cb/0x740 [ 307.122913] ? qfq_change_class+0xa93/0x14e0 [ 307.127419] ? qfq_change_class+0xa93/0x14e0 [ 307.131951] ? __local_bh_enable_ip+0x160/0x260 [ 307.136906] qfq_change_class+0xad9/0x14e0 [ 307.141225] ? qfq_delete_class+0x2d0/0x2d0 [ 307.145532] ? nla_parse+0x197/0x280 [ 307.149243] tc_ctl_tclass+0x3e9/0xba0 [ 307.153298] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 307.158566] ? find_held_lock+0x36/0x1d0 [ 307.162734] rtnetlink_rcv_msg+0x34f/0x8f0 [ 307.167074] ? rtnetlink_put_metrics+0x490/0x490 [ 307.171811] ? find_held_lock+0x36/0x1d0 [ 307.175956] netlink_rcv_skb+0x13e/0x3d0 [ 307.180014] ? lock_downgrade+0x860/0x860 [ 307.184276] ? rtnetlink_put_metrics+0x490/0x490 [ 307.189184] ? netlink_ack+0xa70/0xa70 [ 307.193064] ? netlink_deliver_tap+0x182/0xb00 [ 307.197664] rtnetlink_rcv+0x10/0x20 [ 307.201359] netlink_unicast+0x443/0x650 [ 307.205402] ? netlink_attachskb+0x6c0/0x6c0 [ 307.209787] ? _copy_from_iter_full+0x182/0x720 [ 307.214630] ? __check_object_size+0x1ef/0x310 [ 307.219497] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 307.225124] netlink_sendmsg+0x764/0xc60 [ 307.229185] ? netlink_unicast+0x650/0x650 [ 307.233411] ? apparmor_socket_sendmsg+0x1b/0x20 [ 307.239001] ? netlink_unicast+0x650/0x650 [ 307.243234] sock_sendmsg+0xb5/0xf0 [ 307.246917] ___sys_sendmsg+0x647/0x950 [ 307.251233] ? find_held_lock+0x36/0x1d0 [ 307.255291] ? copy_msghdr_from_user+0x430/0x430 [ 307.260194] ? __fget+0x278/0x400 [ 307.263670] ? kasan_check_read+0x11/0x20 [ 307.267976] ? __fget+0x295/0x400 [ 307.271418] ? expand_files.part.8+0x700/0x700 [ 307.275991] ? __f_unlock_pos+0xd/0x10 [ 307.279869] ? __fget_light+0x174/0x1e0 [ 307.283831] ? __fdget+0xe/0x10 [ 307.287193] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 307.292022] __sys_sendmsg+0xd9/0x180 [ 307.295822] ? __ia32_sys_shutdown+0x70/0x70 [ 307.300217] ? __sb_end_write+0xa4/0xd0 [ 307.304636] ? kasan_check_write+0x14/0x20 [ 307.308990] ? fput+0x18/0x120 [ 307.312205] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.317777] __x64_sys_sendmsg+0x73/0xb0 [ 307.321861] do_syscall_64+0xd0/0x4e0 [ 307.325917] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.331104] RIP: 0033:0x463d89 [ 307.334290] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 307.353518] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 307.361513] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 307.368781] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 307.376137] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 307.383606] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 307.391137] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 307.403149] FAULT_INJECTION: forcing a failure. [ 307.403149] name failslab, interval 1, probability 0, space 0, times 0 [ 307.415164] CPU: 1 PID: 13800 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 307.423412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.433300] Call Trace: [ 307.442332] dump_stack+0x123/0x171 [ 307.446297] should_fail.cold.4+0x5/0xa [ 307.450300] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 307.455739] ? lock_downgrade+0x860/0x860 [ 307.460086] ? ___might_sleep+0x16b/0x270 [ 307.464340] __should_failslab+0xba/0xf0 [ 307.468403] should_failslab+0x9/0x20 [ 307.472856] kmem_cache_alloc_trace+0x2cb/0x740 [ 307.477526] ? qfq_change_class+0xa93/0x14e0 [ 307.481936] ? qfq_change_class+0xa93/0x14e0 [ 307.486424] ? __local_bh_enable_ip+0x160/0x260 [ 307.491588] qfq_change_class+0xad9/0x14e0 [ 307.496183] ? qfq_delete_class+0x2d0/0x2d0 [ 307.500962] ? nla_parse+0x197/0x280 [ 307.505057] tc_ctl_tclass+0x3e9/0xba0 [ 307.509425] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 307.514743] ? find_held_lock+0x36/0x1d0 [ 307.519583] rtnetlink_rcv_msg+0x34f/0x8f0 [ 307.525287] ? rtnetlink_put_metrics+0x490/0x490 [ 307.532468] ? find_held_lock+0x36/0x1d0 [ 307.537047] netlink_rcv_skb+0x13e/0x3d0 [ 307.541992] ? lock_downgrade+0x860/0x860 [ 307.546230] ? rtnetlink_put_metrics+0x490/0x490 [ 307.551659] ? netlink_ack+0xa70/0xa70 [ 307.556074] ? netlink_deliver_tap+0x182/0xb00 [ 307.561233] rtnetlink_rcv+0x10/0x20 [ 307.565929] netlink_unicast+0x443/0x650 [ 307.570770] ? netlink_attachskb+0x6c0/0x6c0 [ 307.575522] ? _copy_from_iter_full+0x182/0x720 [ 307.580374] ? __check_object_size+0x1ef/0x310 [ 307.585097] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 307.590719] netlink_sendmsg+0x764/0xc60 [ 307.594792] ? netlink_unicast+0x650/0x650 [ 307.599600] ? apparmor_socket_sendmsg+0x1b/0x20 [ 307.605891] ? netlink_unicast+0x650/0x650 [ 307.610251] sock_sendmsg+0xb5/0xf0 [ 307.613979] ___sys_sendmsg+0x647/0x950 [ 307.618767] ? find_held_lock+0x36/0x1d0 [ 307.622970] ? copy_msghdr_from_user+0x430/0x430 [ 307.628037] ? __fget+0x278/0x400 [ 307.632263] ? kasan_check_read+0x11/0x20 [ 307.636941] ? __fget+0x295/0x400 [ 307.640705] ? expand_files.part.8+0x700/0x700 [ 307.646265] ? __f_unlock_pos+0xd/0x10 [ 307.650277] ? __fget_light+0x174/0x1e0 [ 307.654523] ? __fdget+0xe/0x10 [ 307.657885] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 307.662811] __sys_sendmsg+0xd9/0x180 [ 307.666718] ? __ia32_sys_shutdown+0x70/0x70 [ 307.671906] ? __sb_end_write+0xa4/0xd0 [ 307.676287] ? kasan_check_write+0x14/0x20 [ 307.680527] ? fput+0x18/0x120 [ 307.683731] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.689421] __x64_sys_sendmsg+0x73/0xb0 [ 307.693734] do_syscall_64+0xd0/0x4e0 [ 307.698125] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.703414] RIP: 0033:0x463d89 [ 307.706611] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 307.726191] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 307.734568] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 307.742302] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 307.749674] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 307.757466] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 307.764890] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 307.775888] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 307.813182] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 307.829304] FAULT_INJECTION: forcing a failure. [ 307.829304] name failslab, interval 1, probability 0, space 0, times 0 [ 307.841633] CPU: 1 PID: 13805 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 307.849921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.860632] Call Trace: [ 307.863222] dump_stack+0x123/0x171 [ 307.866927] should_fail.cold.4+0x5/0xa [ 307.871108] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 307.876383] ? lock_downgrade+0x860/0x860 [ 307.880515] ? ___might_sleep+0x16b/0x270 [ 307.884661] __should_failslab+0xba/0xf0 [ 307.888819] should_failslab+0x9/0x20 [ 307.892607] kmem_cache_alloc_trace+0x2cb/0x740 [ 307.897305] ? qfq_change_class+0xa93/0x14e0 [ 307.902599] ? qfq_change_class+0xa93/0x14e0 [ 307.907077] ? __local_bh_enable_ip+0x160/0x260 [ 307.911824] qfq_change_class+0xad9/0x14e0 [ 307.916052] ? qfq_delete_class+0x2d0/0x2d0 [ 307.920630] ? nla_parse+0x197/0x280 [ 307.924336] tc_ctl_tclass+0x3e9/0xba0 [ 307.928319] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 307.933514] ? find_held_lock+0x36/0x1d0 [ 307.937888] rtnetlink_rcv_msg+0x34f/0x8f0 [ 307.942219] ? rtnetlink_put_metrics+0x490/0x490 [ 307.947596] ? find_held_lock+0x36/0x1d0 [ 307.952289] netlink_rcv_skb+0x13e/0x3d0 [ 307.956704] ? lock_downgrade+0x860/0x860 [ 307.961068] ? rtnetlink_put_metrics+0x490/0x490 [ 307.965902] ? netlink_ack+0xa70/0xa70 [ 307.969798] ? netlink_deliver_tap+0x182/0xb00 [ 307.974735] rtnetlink_rcv+0x10/0x20 [ 307.978648] netlink_unicast+0x443/0x650 [ 307.982710] ? netlink_attachskb+0x6c0/0x6c0 [ 307.987636] ? _copy_from_iter_full+0x182/0x720 [ 307.992304] ? __check_object_size+0x1ef/0x310 [ 307.996955] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 308.002669] netlink_sendmsg+0x764/0xc60 [ 308.006962] ? netlink_unicast+0x650/0x650 [ 308.011471] ? apparmor_socket_sendmsg+0x1b/0x20 [ 308.016409] ? netlink_unicast+0x650/0x650 [ 308.020915] sock_sendmsg+0xb5/0xf0 [ 308.024532] ___sys_sendmsg+0x647/0x950 [ 308.028486] ? find_held_lock+0x36/0x1d0 [ 308.032802] ? copy_msghdr_from_user+0x430/0x430 [ 308.037704] ? __fget+0x278/0x400 [ 308.041441] ? kasan_check_read+0x11/0x20 [ 308.045572] ? __fget+0x295/0x400 [ 308.049024] ? expand_files.part.8+0x700/0x700 [ 308.053675] ? __f_unlock_pos+0xd/0x10 [ 308.057551] ? __fget_light+0x174/0x1e0 [ 308.061513] ? __fdget+0xe/0x10 [ 308.064989] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 308.069987] __sys_sendmsg+0xd9/0x180 [ 308.074234] ? __ia32_sys_shutdown+0x70/0x70 [ 308.078931] ? __sb_end_write+0xa4/0xd0 [ 308.083093] ? kasan_check_write+0x14/0x20 [ 308.087499] ? fput+0x18/0x120 [ 308.090859] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.096297] __x64_sys_sendmsg+0x73/0xb0 [ 308.100445] do_syscall_64+0xd0/0x4e0 [ 308.104241] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.109600] RIP: 0033:0x463d89 [ 308.112992] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 308.132225] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 308.140092] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 308.147700] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 308.154954] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 308.162295] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 308.169552] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 308.178510] FAULT_INJECTION: forcing a failure. [ 308.178510] name failslab, interval 1, probability 0, space 0, times 0 [ 308.192119] CPU: 1 PID: 13806 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 308.200101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.209458] Call Trace: [ 308.212043] dump_stack+0x123/0x171 [ 308.215668] should_fail.cold.4+0x5/0xa [ 308.219637] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 308.224734] ? lock_downgrade+0x860/0x860 [ 308.228966] ? ___might_sleep+0x16b/0x270 [ 308.233117] __should_failslab+0xba/0xf0 [ 308.237362] should_failslab+0x9/0x20 [ 308.241255] kmem_cache_alloc_trace+0x2cb/0x740 [ 308.245912] ? qfq_change_class+0xa93/0x14e0 [ 308.250512] ? qfq_change_class+0xa93/0x14e0 [ 308.255101] ? __local_bh_enable_ip+0x160/0x260 [ 308.259767] qfq_change_class+0xad9/0x14e0 [ 308.264316] ? qfq_delete_class+0x2d0/0x2d0 [ 308.268721] ? nla_parse+0x197/0x280 [ 308.272799] tc_ctl_tclass+0x3e9/0xba0 [ 308.276669] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 308.282259] ? find_held_lock+0x36/0x1d0 [ 308.286383] rtnetlink_rcv_msg+0x34f/0x8f0 [ 308.291138] ? rtnetlink_put_metrics+0x490/0x490 [ 308.296111] ? find_held_lock+0x36/0x1d0 [ 308.300203] netlink_rcv_skb+0x13e/0x3d0 [ 308.304446] ? lock_downgrade+0x860/0x860 [ 308.308586] ? rtnetlink_put_metrics+0x490/0x490 [ 308.313503] ? netlink_ack+0xa70/0xa70 [ 308.317373] ? netlink_deliver_tap+0x182/0xb00 [ 308.322152] rtnetlink_rcv+0x10/0x20 [ 308.326562] netlink_unicast+0x443/0x650 [ 308.330624] ? netlink_attachskb+0x6c0/0x6c0 [ 308.335165] ? _copy_from_iter_full+0x182/0x720 [ 308.339830] ? __check_object_size+0x1ef/0x310 [ 308.344483] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 308.350004] netlink_sendmsg+0x764/0xc60 [ 308.354048] ? netlink_unicast+0x650/0x650 [ 308.358285] ? apparmor_socket_sendmsg+0x1b/0x20 [ 308.363554] ? netlink_unicast+0x650/0x650 [ 308.368671] sock_sendmsg+0xb5/0xf0 [ 308.372562] ___sys_sendmsg+0x647/0x950 [ 308.376719] ? find_held_lock+0x36/0x1d0 [ 308.380761] ? copy_msghdr_from_user+0x430/0x430 [ 308.386574] ? __fget+0x278/0x400 [ 308.390126] ? kasan_check_read+0x11/0x20 [ 308.394788] ? __fget+0x295/0x400 [ 308.398500] ? expand_files.part.8+0x700/0x700 [ 308.403154] ? __f_unlock_pos+0xd/0x10 [ 308.407412] ? __fget_light+0x174/0x1e0 [ 308.411736] ? __fdget+0xe/0x10 [ 308.415169] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 308.420010] __sys_sendmsg+0xd9/0x180 [ 308.423798] ? __ia32_sys_shutdown+0x70/0x70 [ 308.428359] ? __sb_end_write+0xa4/0xd0 [ 308.432320] ? kasan_check_write+0x14/0x20 [ 308.436550] ? fput+0x18/0x120 [ 308.439910] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.445352] __x64_sys_sendmsg+0x73/0xb0 [ 308.449550] do_syscall_64+0xd0/0x4e0 [ 308.453546] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.458719] RIP: 0033:0x463d89 [ 308.462004] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 308.481742] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 308.490977] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 308.498751] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 308.506493] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 308.513947] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 308.521406] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 308.532246] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 308.548298] FAULT_INJECTION: forcing a failure. [ 308.548298] name failslab, interval 1, probability 0, space 0, times 0 [ 308.560646] CPU: 1 PID: 13816 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 308.568805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.579243] Call Trace: [ 308.582009] dump_stack+0x123/0x171 [ 308.586101] should_fail.cold.4+0x5/0xa [ 308.590397] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 308.595608] ? lock_downgrade+0x860/0x860 [ 308.599874] ? ___might_sleep+0x16b/0x270 [ 308.604500] __should_failslab+0xba/0xf0 [ 308.608739] should_failslab+0x9/0x20 [ 308.612547] kmem_cache_alloc_trace+0x2cb/0x740 [ 308.617817] ? qfq_change_class+0xa93/0x14e0 [ 308.622663] ? qfq_change_class+0xa93/0x14e0 [ 308.627249] ? __local_bh_enable_ip+0x160/0x260 [ 308.632034] qfq_change_class+0xad9/0x14e0 [ 308.636441] ? qfq_delete_class+0x2d0/0x2d0 [ 308.640850] ? nla_parse+0x197/0x280 [ 308.644654] tc_ctl_tclass+0x3e9/0xba0 [ 308.648719] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 308.653991] ? find_held_lock+0x36/0x1d0 [ 308.662149] rtnetlink_rcv_msg+0x34f/0x8f0 [ 308.666499] ? rtnetlink_put_metrics+0x490/0x490 [ 308.671837] ? find_held_lock+0x36/0x1d0 [ 308.676587] netlink_rcv_skb+0x13e/0x3d0 [ 308.681488] ? lock_downgrade+0x860/0x860 [ 308.685827] ? rtnetlink_put_metrics+0x490/0x490 [ 308.690913] ? netlink_ack+0xa70/0xa70 [ 308.694971] ? netlink_deliver_tap+0x182/0xb00 [ 308.699806] rtnetlink_rcv+0x10/0x20 [ 308.703508] netlink_unicast+0x443/0x650 [ 308.707557] ? netlink_attachskb+0x6c0/0x6c0 [ 308.711946] ? _copy_from_iter_full+0x182/0x720 [ 308.716782] ? __check_object_size+0x1ef/0x310 [ 308.723716] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 308.729247] netlink_sendmsg+0x764/0xc60 [ 308.733592] ? netlink_unicast+0x650/0x650 [ 308.738022] ? apparmor_socket_sendmsg+0x1b/0x20 [ 308.742886] ? netlink_unicast+0x650/0x650 [ 308.747333] sock_sendmsg+0xb5/0xf0 [ 308.750951] ___sys_sendmsg+0x647/0x950 [ 308.755013] ? find_held_lock+0x36/0x1d0 [ 308.759080] ? copy_msghdr_from_user+0x430/0x430 [ 308.763913] ? __fget+0x278/0x400 [ 308.767352] ? kasan_check_read+0x11/0x20 [ 308.771567] ? __fget+0x295/0x400 [ 308.775109] ? expand_files.part.8+0x700/0x700 [ 308.779789] ? __f_unlock_pos+0xd/0x10 [ 308.783678] ? __fget_light+0x174/0x1e0 [ 308.787854] ? __fdget+0xe/0x10 [ 308.791532] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 308.796668] __sys_sendmsg+0xd9/0x180 [ 308.800763] ? __ia32_sys_shutdown+0x70/0x70 [ 308.805263] ? __sb_end_write+0xa4/0xd0 [ 308.809614] ? kasan_check_write+0x14/0x20 [ 308.814204] ? fput+0x18/0x120 [ 308.817557] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.823122] __x64_sys_sendmsg+0x73/0xb0 [ 308.827262] do_syscall_64+0xd0/0x4e0 [ 308.831164] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.836335] RIP: 0033:0x463d89 [ 308.839633] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 308.860241] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2021/06/23 21:25:23 executed programs: 720 [ 308.868180] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 308.875619] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 308.882978] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 308.890379] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 308.897662] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 308.906511] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 308.923997] FAULT_INJECTION: forcing a failure. [ 308.923997] name failslab, interval 1, probability 0, space 0, times 0 [ 308.937936] CPU: 1 PID: 13828 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 308.946000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.955380] Call Trace: [ 308.958055] dump_stack+0x123/0x171 [ 308.961771] should_fail.cold.4+0x5/0xa [ 308.965754] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 308.971203] ? lock_downgrade+0x860/0x860 [ 308.975654] ? ___might_sleep+0x16b/0x270 [ 308.980109] __should_failslab+0xba/0xf0 [ 308.984315] should_failslab+0x9/0x20 [ 308.988788] kmem_cache_alloc_trace+0x2cb/0x740 [ 308.993447] ? qfq_change_class+0xa93/0x14e0 [ 308.998045] ? qfq_change_class+0xa93/0x14e0 [ 309.002448] ? __local_bh_enable_ip+0x160/0x260 [ 309.007208] qfq_change_class+0xad9/0x14e0 [ 309.011455] ? qfq_delete_class+0x2d0/0x2d0 [ 309.016040] ? nla_parse+0x197/0x280 [ 309.019788] tc_ctl_tclass+0x3e9/0xba0 [ 309.023847] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 309.028935] ? find_held_lock+0x36/0x1d0 [ 309.033000] rtnetlink_rcv_msg+0x34f/0x8f0 [ 309.037226] ? rtnetlink_put_metrics+0x490/0x490 [ 309.042153] ? find_held_lock+0x36/0x1d0 [ 309.046298] netlink_rcv_skb+0x13e/0x3d0 [ 309.051225] ? lock_downgrade+0x860/0x860 [ 309.056029] ? rtnetlink_put_metrics+0x490/0x490 [ 309.061054] ? netlink_ack+0xa70/0xa70 [ 309.064935] ? netlink_deliver_tap+0x182/0xb00 [ 309.069711] rtnetlink_rcv+0x10/0x20 [ 309.073600] netlink_unicast+0x443/0x650 [ 309.077738] ? netlink_attachskb+0x6c0/0x6c0 [ 309.082467] ? _copy_from_iter_full+0x182/0x720 [ 309.087389] ? __check_object_size+0x1ef/0x310 [ 309.092084] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 309.097903] netlink_sendmsg+0x764/0xc60 [ 309.101957] ? netlink_unicast+0x650/0x650 [ 309.106183] ? apparmor_socket_sendmsg+0x1b/0x20 [ 309.111198] ? netlink_unicast+0x650/0x650 [ 309.115425] sock_sendmsg+0xb5/0xf0 [ 309.119297] ___sys_sendmsg+0x647/0x950 [ 309.123257] ? find_held_lock+0x36/0x1d0 [ 309.127297] ? copy_msghdr_from_user+0x430/0x430 [ 309.132039] ? __fget+0x278/0x400 [ 309.135569] ? kasan_check_read+0x11/0x20 [ 309.139724] ? __fget+0x295/0x400 [ 309.143179] ? expand_files.part.8+0x700/0x700 [ 309.147787] ? __f_unlock_pos+0xd/0x10 [ 309.151889] ? __fget_light+0x174/0x1e0 [ 309.156041] ? __fdget+0xe/0x10 [ 309.159327] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 309.164271] __sys_sendmsg+0xd9/0x180 [ 309.168080] ? __ia32_sys_shutdown+0x70/0x70 [ 309.172471] ? __sb_end_write+0xa4/0xd0 [ 309.176429] ? kasan_check_write+0x14/0x20 [ 309.180658] ? fput+0x18/0x120 [ 309.183849] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.189226] __x64_sys_sendmsg+0x73/0xb0 [ 309.193413] do_syscall_64+0xd0/0x4e0 [ 309.197200] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.202371] RIP: 0033:0x463d89 [ 309.205553] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 309.225103] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 309.232845] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 309.240102] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 309.247823] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 309.255359] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 309.263257] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 309.290663] FAULT_INJECTION: forcing a failure. [ 309.290663] name failslab, interval 1, probability 0, space 0, times 0 [ 309.305707] CPU: 0 PID: 13832 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 309.314051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.323499] Call Trace: [ 309.326108] dump_stack+0x123/0x171 [ 309.329729] should_fail.cold.4+0x5/0xa [ 309.333700] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 309.338920] ? lock_downgrade+0x860/0x860 [ 309.343061] ? ___might_sleep+0x16b/0x270 [ 309.347199] __should_failslab+0xba/0xf0 [ 309.351297] should_failslab+0x9/0x20 [ 309.355095] kmem_cache_alloc_trace+0x2cb/0x740 [ 309.359768] ? qfq_change_class+0xa93/0x14e0 [ 309.364248] ? qfq_change_class+0xa93/0x14e0 [ 309.368742] ? __local_bh_enable_ip+0x160/0x260 [ 309.373406] qfq_change_class+0xad9/0x14e0 [ 309.377652] ? qfq_delete_class+0x2d0/0x2d0 [ 309.381985] ? nla_parse+0x197/0x280 [ 309.385817] tc_ctl_tclass+0x3e9/0xba0 [ 309.389883] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 309.395209] ? find_held_lock+0x36/0x1d0 [ 309.399435] rtnetlink_rcv_msg+0x34f/0x8f0 [ 309.403727] ? rtnetlink_put_metrics+0x490/0x490 [ 309.408941] ? find_held_lock+0x36/0x1d0 [ 309.412995] netlink_rcv_skb+0x13e/0x3d0 [ 309.417100] ? lock_downgrade+0x860/0x860 [ 309.421247] ? rtnetlink_put_metrics+0x490/0x490 [ 309.426105] ? netlink_ack+0xa70/0xa70 [ 309.430556] ? netlink_deliver_tap+0x182/0xb00 [ 309.435234] rtnetlink_rcv+0x10/0x20 [ 309.438967] netlink_unicast+0x443/0x650 [ 309.443022] ? netlink_attachskb+0x6c0/0x6c0 [ 309.447420] ? _copy_from_iter_full+0x182/0x720 [ 309.452091] ? __check_object_size+0x1ef/0x310 [ 309.456933] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 309.462567] netlink_sendmsg+0x764/0xc60 [ 309.466891] ? netlink_unicast+0x650/0x650 [ 309.471190] ? apparmor_socket_sendmsg+0x1b/0x20 [ 309.476157] ? netlink_unicast+0x650/0x650 [ 309.480579] sock_sendmsg+0xb5/0xf0 [ 309.484659] ___sys_sendmsg+0x647/0x950 [ 309.488745] ? find_held_lock+0x36/0x1d0 [ 309.492828] ? copy_msghdr_from_user+0x430/0x430 [ 309.497846] ? __fget+0x278/0x400 [ 309.501283] ? kasan_check_read+0x11/0x20 [ 309.506521] ? __fget+0x295/0x400 [ 309.510466] ? expand_files.part.8+0x700/0x700 [ 309.515321] ? __f_unlock_pos+0xd/0x10 [ 309.520155] ? __fget_light+0x174/0x1e0 [ 309.524306] ? __fdget+0xe/0x10 [ 309.527974] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 309.532842] __sys_sendmsg+0xd9/0x180 [ 309.536908] ? __ia32_sys_shutdown+0x70/0x70 [ 309.541524] ? __sb_end_write+0xa4/0xd0 [ 309.545671] ? kasan_check_write+0x14/0x20 [ 309.550067] ? fput+0x18/0x120 [ 309.553424] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.558790] __x64_sys_sendmsg+0x73/0xb0 [ 309.562840] do_syscall_64+0xd0/0x4e0 [ 309.566651] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.571914] RIP: 0033:0x463d89 [ 309.575101] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 309.594240] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 309.602235] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 309.609506] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 309.616853] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 309.624385] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 309.632004] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 309.656950] FAULT_INJECTION: forcing a failure. [ 309.656950] name failslab, interval 1, probability 0, space 0, times 0 [ 309.670910] CPU: 1 PID: 13851 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 309.679019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.688627] Call Trace: [ 309.691198] dump_stack+0x123/0x171 [ 309.694902] should_fail.cold.4+0x5/0xa [ 309.698873] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 309.703988] ? lock_downgrade+0x860/0x860 [ 309.708176] ? ___might_sleep+0x16b/0x270 [ 309.712349] __should_failslab+0xba/0xf0 [ 309.716480] should_failslab+0x9/0x20 [ 309.720516] kmem_cache_alloc_trace+0x2cb/0x740 [ 309.725432] ? qfq_change_class+0xa93/0x14e0 [ 309.729862] ? qfq_change_class+0xa93/0x14e0 [ 309.734254] ? __local_bh_enable_ip+0x160/0x260 [ 309.739071] qfq_change_class+0xad9/0x14e0 [ 309.743309] ? qfq_delete_class+0x2d0/0x2d0 [ 309.747727] ? nla_parse+0x197/0x280 [ 309.751622] tc_ctl_tclass+0x3e9/0xba0 [ 309.755657] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 309.760845] ? find_held_lock+0x36/0x1d0 [ 309.765179] rtnetlink_rcv_msg+0x34f/0x8f0 [ 309.769686] ? rtnetlink_put_metrics+0x490/0x490 [ 309.775144] ? find_held_lock+0x36/0x1d0 [ 309.779191] netlink_rcv_skb+0x13e/0x3d0 [ 309.783254] ? lock_downgrade+0x860/0x860 [ 309.787473] ? rtnetlink_put_metrics+0x490/0x490 [ 309.792238] ? netlink_ack+0xa70/0xa70 [ 309.796583] ? netlink_deliver_tap+0x182/0xb00 [ 309.801453] rtnetlink_rcv+0x10/0x20 [ 309.805352] netlink_unicast+0x443/0x650 [ 309.809718] ? netlink_attachskb+0x6c0/0x6c0 [ 309.814514] ? _copy_from_iter_full+0x182/0x720 [ 309.819605] ? __check_object_size+0x1ef/0x310 [ 309.824255] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 309.829950] netlink_sendmsg+0x764/0xc60 [ 309.834015] ? netlink_unicast+0x650/0x650 [ 309.839039] ? apparmor_socket_sendmsg+0x1b/0x20 [ 309.843972] ? netlink_unicast+0x650/0x650 [ 309.848234] sock_sendmsg+0xb5/0xf0 [ 309.851965] ___sys_sendmsg+0x647/0x950 [ 309.856226] ? find_held_lock+0x36/0x1d0 [ 309.860568] ? copy_msghdr_from_user+0x430/0x430 [ 309.865525] ? __fget+0x278/0x400 [ 309.869240] ? kasan_check_read+0x11/0x20 [ 309.873660] ? __fget+0x295/0x400 [ 309.877186] ? expand_files.part.8+0x700/0x700 [ 309.881860] ? __f_unlock_pos+0xd/0x10 [ 309.885999] ? __fget_light+0x174/0x1e0 [ 309.889952] ? __fdget+0xe/0x10 [ 309.893226] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 309.898049] __sys_sendmsg+0xd9/0x180 [ 309.901952] ? __ia32_sys_shutdown+0x70/0x70 [ 309.906426] ? __sb_end_write+0xa4/0xd0 [ 309.910516] ? kasan_check_write+0x14/0x20 [ 309.915212] ? fput+0x18/0x120 [ 309.918425] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.923902] __x64_sys_sendmsg+0x73/0xb0 [ 309.927951] do_syscall_64+0xd0/0x4e0 [ 309.931831] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.937602] RIP: 0033:0x463d89 [ 309.940822] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 309.960401] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 309.968262] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 309.976749] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 309.984462] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 309.991979] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 309.999862] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 310.009880] FAULT_INJECTION: forcing a failure. [ 310.009880] name failslab, interval 1, probability 0, space 0, times 0 [ 310.041042] CPU: 1 PID: 13852 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 310.048959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.059124] Call Trace: [ 310.061747] dump_stack+0x123/0x171 [ 310.065386] should_fail.cold.4+0x5/0xa [ 310.069374] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 310.074622] ? lock_downgrade+0x860/0x860 [ 310.078763] ? ___might_sleep+0x16b/0x270 [ 310.082934] __should_failslab+0xba/0xf0 [ 310.087298] should_failslab+0x9/0x20 [ 310.091166] kmem_cache_alloc_trace+0x2cb/0x740 [ 310.095819] ? qfq_change_class+0xa93/0x14e0 [ 310.100210] ? qfq_change_class+0xa93/0x14e0 [ 310.105014] ? __local_bh_enable_ip+0x160/0x260 [ 310.109914] qfq_change_class+0xad9/0x14e0 [ 310.114145] ? qfq_delete_class+0x2d0/0x2d0 [ 310.118689] ? nla_parse+0x197/0x280 [ 310.122525] tc_ctl_tclass+0x3e9/0xba0 [ 310.126689] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 310.131781] ? find_held_lock+0x36/0x1d0 [ 310.136420] rtnetlink_rcv_msg+0x34f/0x8f0 [ 310.140686] ? rtnetlink_put_metrics+0x490/0x490 [ 310.145487] ? find_held_lock+0x36/0x1d0 [ 310.149537] netlink_rcv_skb+0x13e/0x3d0 [ 310.153767] ? lock_downgrade+0x860/0x860 [ 310.158344] ? rtnetlink_put_metrics+0x490/0x490 [ 310.163476] ? netlink_ack+0xa70/0xa70 [ 310.167366] ? netlink_deliver_tap+0x182/0xb00 [ 310.172019] rtnetlink_rcv+0x10/0x20 [ 310.175712] netlink_unicast+0x443/0x650 [ 310.179760] ? netlink_attachskb+0x6c0/0x6c0 [ 310.184164] ? _copy_from_iter_full+0x182/0x720 [ 310.188814] ? __check_object_size+0x1ef/0x310 [ 310.193390] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 310.199184] netlink_sendmsg+0x764/0xc60 [ 310.203289] ? netlink_unicast+0x650/0x650 [ 310.207603] ? apparmor_socket_sendmsg+0x1b/0x20 [ 310.212352] ? netlink_unicast+0x650/0x650 [ 310.216884] sock_sendmsg+0xb5/0xf0 [ 310.220691] ___sys_sendmsg+0x647/0x950 [ 310.224648] ? find_held_lock+0x36/0x1d0 [ 310.229049] ? copy_msghdr_from_user+0x430/0x430 [ 310.234031] ? __fget+0x278/0x400 [ 310.237557] ? kasan_check_read+0x11/0x20 [ 310.241859] ? __fget+0x295/0x400 [ 310.245308] ? expand_files.part.8+0x700/0x700 [ 310.250145] ? __f_unlock_pos+0xd/0x10 [ 310.254128] ? __fget_light+0x174/0x1e0 [ 310.258448] ? __fdget+0xe/0x10 [ 310.261889] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 310.267366] __sys_sendmsg+0xd9/0x180 [ 310.271272] ? __ia32_sys_shutdown+0x70/0x70 [ 310.275869] ? __sb_end_write+0xa4/0xd0 [ 310.279947] ? kasan_check_write+0x14/0x20 [ 310.284163] ? fput+0x18/0x120 [ 310.287352] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.292697] __x64_sys_sendmsg+0x73/0xb0 [ 310.296876] do_syscall_64+0xd0/0x4e0 [ 310.301067] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.306789] RIP: 0033:0x463d89 [ 310.309966] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 310.329286] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 310.337111] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 310.344373] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 310.351717] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 310.358972] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 310.366248] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 310.397204] FAULT_INJECTION: forcing a failure. [ 310.397204] name failslab, interval 1, probability 0, space 0, times 0 [ 310.410511] CPU: 1 PID: 13860 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 310.418546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.428299] Call Trace: [ 310.430886] dump_stack+0x123/0x171 [ 310.434494] should_fail.cold.4+0x5/0xa [ 310.438574] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 310.443679] ? lock_downgrade+0x860/0x860 [ 310.447804] ? ___might_sleep+0x16b/0x270 [ 310.451947] __should_failslab+0xba/0xf0 [ 310.456175] should_failslab+0x9/0x20 [ 310.459978] kmem_cache_alloc_trace+0x2cb/0x740 [ 310.464771] ? qfq_change_class+0xa93/0x14e0 [ 310.469277] ? qfq_change_class+0xa93/0x14e0 [ 310.473680] ? __local_bh_enable_ip+0x160/0x260 [ 310.478582] qfq_change_class+0xad9/0x14e0 [ 310.482832] ? qfq_delete_class+0x2d0/0x2d0 [ 310.487181] ? nla_parse+0x197/0x280 [ 310.491178] tc_ctl_tclass+0x3e9/0xba0 [ 310.495070] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 310.500175] ? find_held_lock+0x36/0x1d0 [ 310.504543] rtnetlink_rcv_msg+0x34f/0x8f0 [ 310.509020] ? rtnetlink_put_metrics+0x490/0x490 [ 310.514047] ? find_held_lock+0x36/0x1d0 [ 310.518416] netlink_rcv_skb+0x13e/0x3d0 [ 310.522466] ? lock_downgrade+0x860/0x860 [ 310.526597] ? rtnetlink_put_metrics+0x490/0x490 [ 310.531339] ? netlink_ack+0xa70/0xa70 [ 310.535379] ? netlink_deliver_tap+0x182/0xb00 [ 310.539966] rtnetlink_rcv+0x10/0x20 [ 310.543695] netlink_unicast+0x443/0x650 [ 310.547733] ? netlink_attachskb+0x6c0/0x6c0 [ 310.552358] ? _copy_from_iter_full+0x182/0x720 [ 310.557021] ? __check_object_size+0x1ef/0x310 [ 310.561827] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 310.567692] netlink_sendmsg+0x764/0xc60 [ 310.572328] ? netlink_unicast+0x650/0x650 [ 310.576600] ? apparmor_socket_sendmsg+0x1b/0x20 [ 310.581519] ? netlink_unicast+0x650/0x650 [ 310.585751] sock_sendmsg+0xb5/0xf0 [ 310.589368] ___sys_sendmsg+0x647/0x950 [ 310.593335] ? find_held_lock+0x36/0x1d0 [ 310.597435] ? copy_msghdr_from_user+0x430/0x430 [ 310.602172] ? __fget+0x278/0x400 [ 310.605618] ? kasan_check_read+0x11/0x20 [ 310.609751] ? __fget+0x295/0x400 [ 310.613181] ? expand_files.part.8+0x700/0x700 [ 310.617766] ? __f_unlock_pos+0xd/0x10 [ 310.621805] ? __fget_light+0x174/0x1e0 [ 310.626049] ? __fdget+0xe/0x10 [ 310.629339] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 310.634166] __sys_sendmsg+0xd9/0x180 [ 310.637952] ? __ia32_sys_shutdown+0x70/0x70 [ 310.642349] ? __sb_end_write+0xa4/0xd0 [ 310.646308] ? kasan_check_write+0x14/0x20 [ 310.650701] ? fput+0x18/0x120 [ 310.654068] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.659415] __x64_sys_sendmsg+0x73/0xb0 [ 310.663945] do_syscall_64+0xd0/0x4e0 [ 310.667991] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.673543] RIP: 0033:0x463d89 [ 310.676813] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 310.696193] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 310.703977] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 310.711448] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 310.718959] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 310.726595] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 310.734730] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 310.757168] nla_parse: 4 callbacks suppressed [ 310.757172] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 310.778362] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 310.795327] FAULT_INJECTION: forcing a failure. [ 310.795327] name failslab, interval 1, probability 0, space 0, times 0 [ 310.807502] CPU: 1 PID: 13878 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 310.815798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.826546] Call Trace: [ 310.829470] dump_stack+0x123/0x171 [ 310.833351] should_fail.cold.4+0x5/0xa [ 310.837402] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 310.842642] ? lock_downgrade+0x860/0x860 [ 310.847169] ? ___might_sleep+0x16b/0x270 [ 310.852304] __should_failslab+0xba/0xf0 [ 310.856730] should_failslab+0x9/0x20 [ 310.861394] kmem_cache_alloc_trace+0x2cb/0x740 [ 310.866291] ? qfq_change_class+0xa93/0x14e0 [ 310.871550] ? qfq_change_class+0xa93/0x14e0 [ 310.876515] ? __local_bh_enable_ip+0x160/0x260 [ 310.882263] qfq_change_class+0xad9/0x14e0 [ 310.886687] ? qfq_delete_class+0x2d0/0x2d0 [ 310.891284] ? nla_parse+0x197/0x280 [ 310.895202] tc_ctl_tclass+0x3e9/0xba0 [ 310.899279] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 310.904457] ? find_held_lock+0x36/0x1d0 [ 310.909032] rtnetlink_rcv_msg+0x34f/0x8f0 [ 310.913344] ? rtnetlink_put_metrics+0x490/0x490 [ 310.918431] ? find_held_lock+0x36/0x1d0 [ 310.922558] netlink_rcv_skb+0x13e/0x3d0 [ 310.927810] ? lock_downgrade+0x860/0x860 [ 310.932772] ? rtnetlink_put_metrics+0x490/0x490 [ 310.937531] ? netlink_ack+0xa70/0xa70 [ 310.941603] ? netlink_deliver_tap+0x182/0xb00 [ 310.946352] rtnetlink_rcv+0x10/0x20 [ 310.950133] netlink_unicast+0x443/0x650 [ 310.954190] ? netlink_attachskb+0x6c0/0x6c0 [ 310.959183] ? _copy_from_iter_full+0x182/0x720 [ 310.963840] ? __check_object_size+0x1ef/0x310 [ 310.968598] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 310.974560] netlink_sendmsg+0x764/0xc60 [ 310.979639] ? netlink_unicast+0x650/0x650 [ 310.984210] ? apparmor_socket_sendmsg+0x1b/0x20 [ 310.989448] ? netlink_unicast+0x650/0x650 [ 310.993772] sock_sendmsg+0xb5/0xf0 [ 310.997476] ___sys_sendmsg+0x647/0x950 [ 311.001654] ? find_held_lock+0x36/0x1d0 [ 311.006449] ? copy_msghdr_from_user+0x430/0x430 [ 311.011732] ? __fget+0x278/0x400 [ 311.015376] ? kasan_check_read+0x11/0x20 [ 311.019515] ? __fget+0x295/0x400 [ 311.023131] ? expand_files.part.8+0x700/0x700 [ 311.028647] ? __f_unlock_pos+0xd/0x10 [ 311.032789] ? __fget_light+0x174/0x1e0 [ 311.036927] ? __fdget+0xe/0x10 [ 311.040202] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 311.045126] __sys_sendmsg+0xd9/0x180 [ 311.049449] ? __ia32_sys_shutdown+0x70/0x70 [ 311.054155] ? __sb_end_write+0xa4/0xd0 [ 311.058671] ? kasan_check_write+0x14/0x20 [ 311.063665] ? fput+0x18/0x120 [ 311.067024] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.073470] __x64_sys_sendmsg+0x73/0xb0 [ 311.078063] do_syscall_64+0xd0/0x4e0 [ 311.082093] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.087298] RIP: 0033:0x463d89 [ 311.090671] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 311.110884] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 311.119090] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 311.126610] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 311.134236] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 311.141684] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 311.149036] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 311.179126] FAULT_INJECTION: forcing a failure. [ 311.179126] name failslab, interval 1, probability 0, space 0, times 0 [ 311.194065] CPU: 1 PID: 13877 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 311.202060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.211805] Call Trace: [ 311.214413] dump_stack+0x123/0x171 [ 311.218052] should_fail.cold.4+0x5/0xa [ 311.222107] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 311.227515] ? lock_downgrade+0x860/0x860 [ 311.231665] ? ___might_sleep+0x16b/0x270 [ 311.236097] __should_failslab+0xba/0xf0 [ 311.240251] should_failslab+0x9/0x20 [ 311.244033] kmem_cache_alloc_trace+0x2cb/0x740 [ 311.248697] ? qfq_change_class+0xa93/0x14e0 [ 311.253448] ? __local_bh_enable_ip+0x160/0x260 [ 311.258218] qfq_change_class+0xad9/0x14e0 [ 311.262867] ? qfq_delete_class+0x2d0/0x2d0 [ 311.267759] ? nla_parse+0x197/0x280 [ 311.272448] tc_ctl_tclass+0x3e9/0xba0 [ 311.276339] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 311.281436] ? find_held_lock+0x36/0x1d0 [ 311.285541] rtnetlink_rcv_msg+0x34f/0x8f0 [ 311.290105] ? rtnetlink_put_metrics+0x490/0x490 [ 311.295007] ? find_held_lock+0x36/0x1d0 [ 311.299074] netlink_rcv_skb+0x13e/0x3d0 [ 311.303180] ? lock_downgrade+0x860/0x860 [ 311.307407] ? rtnetlink_put_metrics+0x490/0x490 [ 311.312266] ? netlink_ack+0xa70/0xa70 [ 311.316950] ? netlink_deliver_tap+0x182/0xb00 [ 311.321527] rtnetlink_rcv+0x10/0x20 [ 311.325228] netlink_unicast+0x443/0x650 [ 311.329272] ? netlink_attachskb+0x6c0/0x6c0 [ 311.333672] ? _copy_from_iter_full+0x182/0x720 [ 311.338348] ? __check_object_size+0x1ef/0x310 [ 311.343013] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 311.348648] netlink_sendmsg+0x764/0xc60 [ 311.352703] ? netlink_unicast+0x650/0x650 [ 311.356967] ? apparmor_socket_sendmsg+0x1b/0x20 [ 311.361705] ? netlink_unicast+0x650/0x650 [ 311.365953] sock_sendmsg+0xb5/0xf0 [ 311.369591] ___sys_sendmsg+0x647/0x950 [ 311.373557] ? find_held_lock+0x36/0x1d0 [ 311.377796] ? copy_msghdr_from_user+0x430/0x430 [ 311.382797] ? __fget+0x278/0x400 [ 311.386254] ? kasan_check_read+0x11/0x20 [ 311.390575] ? __fget+0x295/0x400 [ 311.394126] ? expand_files.part.8+0x700/0x700 [ 311.398897] ? __f_unlock_pos+0xd/0x10 [ 311.402777] ? __fget_light+0x174/0x1e0 [ 311.407469] ? __fdget+0xe/0x10 [ 311.411227] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 311.416293] __sys_sendmsg+0xd9/0x180 [ 311.420322] ? __ia32_sys_shutdown+0x70/0x70 [ 311.424719] ? __sb_end_write+0xa4/0xd0 [ 311.428676] ? kasan_check_write+0x14/0x20 [ 311.432899] ? fput+0x18/0x120 [ 311.436092] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.441457] __x64_sys_sendmsg+0x73/0xb0 [ 311.445511] do_syscall_64+0xd0/0x4e0 [ 311.449304] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.454989] RIP: 0033:0x463d89 [ 311.458202] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 311.477391] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 311.485172] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 311.492444] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 311.499806] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 311.507076] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 311.514350] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 311.531384] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 311.549128] FAULT_INJECTION: forcing a failure. [ 311.549128] name failslab, interval 1, probability 0, space 0, times 0 [ 311.562429] CPU: 0 PID: 13890 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 311.570794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.582468] Call Trace: [ 311.585808] dump_stack+0x123/0x171 [ 311.590072] should_fail.cold.4+0x5/0xa [ 311.595167] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 311.601814] ? lock_downgrade+0x860/0x860 [ 311.606505] ? ___might_sleep+0x16b/0x270 [ 311.611672] __should_failslab+0xba/0xf0 [ 311.616121] should_failslab+0x9/0x20 [ 311.620220] kmem_cache_alloc_trace+0x2cb/0x740 [ 311.625501] ? qfq_change_class+0xa93/0x14e0 [ 311.630114] ? qfq_change_class+0xa93/0x14e0 [ 311.635170] ? __local_bh_enable_ip+0x160/0x260 [ 311.641659] qfq_change_class+0xad9/0x14e0 [ 311.646206] ? qfq_delete_class+0x2d0/0x2d0 [ 311.650818] ? nla_parse+0x197/0x280 [ 311.654807] tc_ctl_tclass+0x3e9/0xba0 [ 311.658753] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 311.664287] ? find_held_lock+0x36/0x1d0 [ 311.668470] rtnetlink_rcv_msg+0x34f/0x8f0 [ 311.673519] ? rtnetlink_put_metrics+0x490/0x490 [ 311.678461] ? find_held_lock+0x36/0x1d0 [ 311.682746] netlink_rcv_skb+0x13e/0x3d0 [ 311.688059] ? lock_downgrade+0x860/0x860 [ 311.692614] ? rtnetlink_put_metrics+0x490/0x490 [ 311.697508] ? netlink_ack+0xa70/0xa70 [ 311.702086] ? netlink_deliver_tap+0x182/0xb00 [ 311.706735] rtnetlink_rcv+0x10/0x20 [ 311.710960] netlink_unicast+0x443/0x650 [ 311.715815] ? netlink_attachskb+0x6c0/0x6c0 [ 311.720583] ? _copy_from_iter_full+0x182/0x720 [ 311.725347] ? __check_object_size+0x1ef/0x310 [ 311.730587] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 311.736747] netlink_sendmsg+0x764/0xc60 [ 311.740997] ? netlink_unicast+0x650/0x650 [ 311.745270] ? apparmor_socket_sendmsg+0x1b/0x20 [ 311.750133] ? netlink_unicast+0x650/0x650 [ 311.754446] sock_sendmsg+0xb5/0xf0 [ 311.758120] ___sys_sendmsg+0x647/0x950 [ 311.762295] ? find_held_lock+0x36/0x1d0 [ 311.766615] ? copy_msghdr_from_user+0x430/0x430 [ 311.771870] ? __fget+0x278/0x400 [ 311.775886] ? kasan_check_read+0x11/0x20 [ 311.780061] ? __fget+0x295/0x400 [ 311.783517] ? expand_files.part.8+0x700/0x700 [ 311.788215] ? __f_unlock_pos+0xd/0x10 [ 311.792757] ? __fget_light+0x174/0x1e0 [ 311.797836] ? __fdget+0xe/0x10 [ 311.801467] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 311.807177] __sys_sendmsg+0xd9/0x180 [ 311.810987] ? __ia32_sys_shutdown+0x70/0x70 [ 311.815622] ? __sb_end_write+0xa4/0xd0 [ 311.819788] ? kasan_check_write+0x14/0x20 [ 311.824567] ? fput+0x18/0x120 [ 311.828035] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.834392] __x64_sys_sendmsg+0x73/0xb0 [ 311.840288] do_syscall_64+0xd0/0x4e0 [ 311.844184] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.849508] RIP: 0033:0x463d89 [ 311.852828] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 311.872248] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 311.880291] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 311.887808] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 311.895126] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 311.902601] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 311.909893] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 311.920253] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 311.940315] FAULT_INJECTION: forcing a failure. [ 311.940315] name failslab, interval 1, probability 0, space 0, times 0 [ 311.953779] CPU: 0 PID: 13896 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 311.963855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.974686] Call Trace: [ 311.977496] dump_stack+0x123/0x171 [ 311.981121] should_fail.cold.4+0x5/0xa [ 311.985176] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 311.990554] ? lock_downgrade+0x860/0x860 [ 311.994734] ? ___might_sleep+0x16b/0x270 [ 311.998982] __should_failslab+0xba/0xf0 [ 312.003231] should_failslab+0x9/0x20 [ 312.007213] kmem_cache_alloc_trace+0x2cb/0x740 [ 312.012081] ? qfq_change_class+0xa93/0x14e0 [ 312.017288] ? qfq_change_class+0xa93/0x14e0 [ 312.021864] ? __local_bh_enable_ip+0x160/0x260 [ 312.026794] qfq_change_class+0xad9/0x14e0 [ 312.031153] ? qfq_delete_class+0x2d0/0x2d0 [ 312.035751] ? nla_parse+0x197/0x280 [ 312.039515] tc_ctl_tclass+0x3e9/0xba0 [ 312.043550] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 312.048747] ? find_held_lock+0x36/0x1d0 [ 312.052902] rtnetlink_rcv_msg+0x34f/0x8f0 [ 312.057323] ? rtnetlink_put_metrics+0x490/0x490 [ 312.062275] ? find_held_lock+0x36/0x1d0 [ 312.066521] netlink_rcv_skb+0x13e/0x3d0 [ 312.070583] ? lock_downgrade+0x860/0x860 [ 312.074918] ? rtnetlink_put_metrics+0x490/0x490 [ 312.079663] ? netlink_ack+0xa70/0xa70 [ 312.083643] ? netlink_deliver_tap+0x182/0xb00 [ 312.088360] rtnetlink_rcv+0x10/0x20 [ 312.092089] netlink_unicast+0x443/0x650 [ 312.096185] ? netlink_attachskb+0x6c0/0x6c0 [ 312.100681] ? _copy_from_iter_full+0x182/0x720 [ 312.105980] ? __check_object_size+0x1ef/0x310 [ 312.110755] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 312.116530] netlink_sendmsg+0x764/0xc60 [ 312.121221] ? netlink_unicast+0x650/0x650 [ 312.125566] ? apparmor_socket_sendmsg+0x1b/0x20 [ 312.130510] ? netlink_unicast+0x650/0x650 [ 312.135037] sock_sendmsg+0xb5/0xf0 [ 312.139175] ___sys_sendmsg+0x647/0x950 [ 312.143323] ? find_held_lock+0x36/0x1d0 [ 312.147454] ? copy_msghdr_from_user+0x430/0x430 [ 312.152387] ? __fget+0x278/0x400 [ 312.155839] ? kasan_check_read+0x11/0x20 [ 312.160209] ? __fget+0x295/0x400 [ 312.163831] ? expand_files.part.8+0x700/0x700 [ 312.168959] ? __f_unlock_pos+0xd/0x10 [ 312.173366] ? __fget_light+0x174/0x1e0 [ 312.178030] ? __fdget+0xe/0x10 [ 312.181401] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 312.186407] __sys_sendmsg+0xd9/0x180 [ 312.190235] ? __ia32_sys_shutdown+0x70/0x70 [ 312.194639] ? __sb_end_write+0xa4/0xd0 [ 312.199022] ? kasan_check_write+0x14/0x20 [ 312.203343] ? fput+0x18/0x120 [ 312.206744] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 312.212561] __x64_sys_sendmsg+0x73/0xb0 [ 312.216761] do_syscall_64+0xd0/0x4e0 [ 312.221054] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 312.226576] RIP: 0033:0x463d89 [ 312.230197] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 312.251160] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 312.259147] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 312.267307] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 312.277702] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 312.285176] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 312.292617] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 312.301606] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 312.329413] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 312.357009] FAULT_INJECTION: forcing a failure. [ 312.357009] name failslab, interval 1, probability 0, space 0, times 0 [ 312.370854] CPU: 0 PID: 13917 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 312.379661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.389407] Call Trace: [ 312.392365] dump_stack+0x123/0x171 [ 312.396343] should_fail.cold.4+0x5/0xa [ 312.400573] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 312.406423] ? lock_downgrade+0x860/0x860 [ 312.411559] ? ___might_sleep+0x16b/0x270 [ 312.415981] __should_failslab+0xba/0xf0 [ 312.420563] should_failslab+0x9/0x20 [ 312.424386] kmem_cache_alloc_node_trace+0x265/0x730 [ 312.429576] ? __lock_is_held+0xb5/0x140 [ 312.433779] __kmalloc_node+0x3c/0x70 [ 312.437883] qdisc_alloc+0xb1/0x9a0 [ 312.441608] ? kmem_cache_alloc_trace+0x347/0x740 [ 312.446914] qdisc_create_dflt+0x5e/0x1a0 [ 312.451323] qfq_change_class+0x6ae/0x14e0 [ 312.455969] ? security_capable+0x58/0xa0 [ 312.460485] ? qfq_delete_class+0x2d0/0x2d0 [ 312.465020] ? nla_parse+0x197/0x280 [ 312.468989] tc_ctl_tclass+0x3e9/0xba0 [ 312.472994] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 312.478289] ? find_held_lock+0x36/0x1d0 [ 312.482862] rtnetlink_rcv_msg+0x34f/0x8f0 [ 312.487584] ? rtnetlink_put_metrics+0x490/0x490 [ 312.492471] ? find_held_lock+0x36/0x1d0 [ 312.497118] netlink_rcv_skb+0x13e/0x3d0 [ 312.501724] ? lock_downgrade+0x860/0x860 [ 312.506089] ? rtnetlink_put_metrics+0x490/0x490 [ 312.511116] ? netlink_ack+0xa70/0xa70 [ 312.515011] ? netlink_deliver_tap+0x182/0xb00 [ 312.519698] rtnetlink_rcv+0x10/0x20 [ 312.524787] netlink_unicast+0x443/0x650 [ 312.529127] ? netlink_attachskb+0x6c0/0x6c0 [ 312.533787] ? _copy_from_iter_full+0x182/0x720 [ 312.538648] ? __check_object_size+0x1ef/0x310 [ 312.543829] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 312.549382] netlink_sendmsg+0x764/0xc60 [ 312.553786] ? netlink_unicast+0x650/0x650 [ 312.558675] ? apparmor_socket_sendmsg+0x1b/0x20 [ 312.563607] ? netlink_unicast+0x650/0x650 [ 312.568383] sock_sendmsg+0xb5/0xf0 [ 312.572271] ___sys_sendmsg+0x647/0x950 [ 312.576374] ? find_held_lock+0x36/0x1d0 [ 312.581163] ? copy_msghdr_from_user+0x430/0x430 [ 312.586007] ? __fget+0x278/0x400 [ 312.589463] ? kasan_check_read+0x11/0x20 [ 312.593629] ? __fget+0x295/0x400 [ 312.597255] ? expand_files.part.8+0x700/0x700 [ 312.601883] ? __f_unlock_pos+0xd/0x10 [ 312.605858] ? __fget_light+0x174/0x1e0 [ 312.609836] ? __fdget+0xe/0x10 [ 312.613113] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 312.618702] __sys_sendmsg+0xd9/0x180 [ 312.623833] ? __ia32_sys_shutdown+0x70/0x70 [ 312.628332] ? __sb_end_write+0xa4/0xd0 [ 312.632520] ? kasan_check_write+0x14/0x20 [ 312.637127] ? fput+0x18/0x120 [ 312.640486] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 312.646139] __x64_sys_sendmsg+0x73/0xb0 [ 312.650299] do_syscall_64+0xd0/0x4e0 [ 312.654358] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 312.659892] RIP: 0033:0x463d89 [ 312.663170] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 312.686344] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 312.694228] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 312.701868] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 312.709225] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 312.718252] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 312.725808] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 312.734561] FAULT_INJECTION: forcing a failure. [ 312.734561] name failslab, interval 1, probability 0, space 0, times 0 [ 312.747494] CPU: 0 PID: 13918 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 312.755670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.765196] Call Trace: [ 312.767790] dump_stack+0x123/0x171 [ 312.771422] should_fail.cold.4+0x5/0xa [ 312.775572] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 312.781215] ? lock_downgrade+0x860/0x860 [ 312.785557] ? ___might_sleep+0x16b/0x270 [ 312.790018] __should_failslab+0xba/0xf0 [ 312.794296] should_failslab+0x9/0x20 [ 312.798839] kmem_cache_alloc_trace+0x2cb/0x740 [ 312.803808] ? qfq_change_class+0xa93/0x14e0 [ 312.808248] ? qfq_change_class+0xa93/0x14e0 [ 312.812660] ? __local_bh_enable_ip+0x160/0x260 [ 312.817324] qfq_change_class+0xad9/0x14e0 [ 312.821557] ? qfq_delete_class+0x2d0/0x2d0 [ 312.825884] ? nla_parse+0x197/0x280 [ 312.829594] tc_ctl_tclass+0x3e9/0xba0 [ 312.833485] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 312.838589] ? find_held_lock+0x36/0x1d0 [ 312.842822] rtnetlink_rcv_msg+0x34f/0x8f0 [ 312.847089] ? rtnetlink_put_metrics+0x490/0x490 [ 312.852218] ? find_held_lock+0x36/0x1d0 [ 312.856287] netlink_rcv_skb+0x13e/0x3d0 [ 312.860336] ? lock_downgrade+0x860/0x860 [ 312.864817] ? rtnetlink_put_metrics+0x490/0x490 [ 312.869570] ? netlink_ack+0xa70/0xa70 [ 312.873465] ? netlink_deliver_tap+0x182/0xb00 [ 312.878185] rtnetlink_rcv+0x10/0x20 [ 312.881908] netlink_unicast+0x443/0x650 [ 312.886068] ? netlink_attachskb+0x6c0/0x6c0 [ 312.890466] ? _copy_from_iter_full+0x182/0x720 [ 312.895145] ? __check_object_size+0x1ef/0x310 [ 312.899717] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 312.905417] netlink_sendmsg+0x764/0xc60 [ 312.909466] ? netlink_unicast+0x650/0x650 [ 312.913693] ? apparmor_socket_sendmsg+0x1b/0x20 [ 312.918435] ? netlink_unicast+0x650/0x650 [ 312.922666] sock_sendmsg+0xb5/0xf0 [ 312.926309] ___sys_sendmsg+0x647/0x950 [ 312.930277] ? find_held_lock+0x36/0x1d0 [ 312.934328] ? copy_msghdr_from_user+0x430/0x430 [ 312.939166] ? __fget+0x278/0x400 [ 312.942815] ? kasan_check_read+0x11/0x20 [ 312.946960] ? __fget+0x295/0x400 [ 312.950782] ? expand_files.part.8+0x700/0x700 [ 312.955664] ? __f_unlock_pos+0xd/0x10 [ 312.959806] ? __fget_light+0x174/0x1e0 [ 312.963894] ? __fdget+0xe/0x10 [ 312.967197] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 312.972123] __sys_sendmsg+0xd9/0x180 [ 312.976469] ? __ia32_sys_shutdown+0x70/0x70 [ 312.980891] ? __sb_end_write+0xa4/0xd0 [ 312.985119] ? kasan_check_write+0x14/0x20 [ 312.989608] ? fput+0x18/0x120 [ 312.992989] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.000942] __x64_sys_sendmsg+0x73/0xb0 [ 313.005050] do_syscall_64+0xd0/0x4e0 [ 313.009115] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.014319] RIP: 0033:0x463d89 [ 313.017622] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 313.037752] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 313.045957] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 313.054785] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 313.063780] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 313.071703] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 313.079352] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 313.092409] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 313.127316] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 313.144996] FAULT_INJECTION: forcing a failure. [ 313.144996] name failslab, interval 1, probability 0, space 0, times 0 [ 313.156834] CPU: 1 PID: 13931 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 313.165275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.175114] Call Trace: [ 313.177779] dump_stack+0x123/0x171 [ 313.181426] should_fail.cold.4+0x5/0xa [ 313.185398] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 313.190610] ? lock_downgrade+0x860/0x860 [ 313.194751] ? ___might_sleep+0x16b/0x270 [ 313.198997] __should_failslab+0xba/0xf0 [ 313.203155] should_failslab+0x9/0x20 [ 313.207181] kmem_cache_alloc_trace+0x2cb/0x740 [ 313.211971] ? qfq_change_class+0xa93/0x14e0 [ 313.216724] ? qfq_change_class+0xa93/0x14e0 [ 313.221327] ? __local_bh_enable_ip+0x160/0x260 [ 313.226342] qfq_change_class+0xad9/0x14e0 [ 313.230649] ? qfq_delete_class+0x2d0/0x2d0 [ 313.235066] ? nla_parse+0x197/0x280 [ 313.239025] tc_ctl_tclass+0x3e9/0xba0 [ 313.243056] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 313.248166] ? find_held_lock+0x36/0x1d0 [ 313.252240] rtnetlink_rcv_msg+0x34f/0x8f0 [ 313.256645] ? rtnetlink_put_metrics+0x490/0x490 [ 313.261533] ? find_held_lock+0x36/0x1d0 [ 313.265792] netlink_rcv_skb+0x13e/0x3d0 [ 313.270270] ? lock_downgrade+0x860/0x860 [ 313.274418] ? rtnetlink_put_metrics+0x490/0x490 [ 313.279564] ? netlink_ack+0xa70/0xa70 [ 313.283733] ? netlink_deliver_tap+0x182/0xb00 [ 313.288784] rtnetlink_rcv+0x10/0x20 [ 313.292490] netlink_unicast+0x443/0x650 [ 313.296589] ? netlink_attachskb+0x6c0/0x6c0 [ 313.300988] ? _copy_from_iter_full+0x182/0x720 [ 313.306149] ? __check_object_size+0x1ef/0x310 [ 313.311017] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 313.317082] netlink_sendmsg+0x764/0xc60 [ 313.321580] ? netlink_unicast+0x650/0x650 [ 313.325807] ? apparmor_socket_sendmsg+0x1b/0x20 [ 313.330831] ? netlink_unicast+0x650/0x650 [ 313.335070] sock_sendmsg+0xb5/0xf0 [ 313.338812] ___sys_sendmsg+0x647/0x950 [ 313.342774] ? find_held_lock+0x36/0x1d0 [ 313.346962] ? copy_msghdr_from_user+0x430/0x430 [ 313.351705] ? __fget+0x278/0x400 [ 313.355153] ? kasan_check_read+0x11/0x20 [ 313.359287] ? __fget+0x295/0x400 [ 313.362719] ? expand_files.part.8+0x700/0x700 [ 313.367475] ? __f_unlock_pos+0xd/0x10 [ 313.371342] ? __fget_light+0x174/0x1e0 [ 313.375520] ? __fdget+0xe/0x10 [ 313.378925] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 313.383758] __sys_sendmsg+0xd9/0x180 [ 313.387570] ? __ia32_sys_shutdown+0x70/0x70 [ 313.392319] ? __sb_end_write+0xa4/0xd0 [ 313.396452] ? kasan_check_write+0x14/0x20 [ 313.400892] ? fput+0x18/0x120 [ 313.404132] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.409941] __x64_sys_sendmsg+0x73/0xb0 [ 313.414022] do_syscall_64+0xd0/0x4e0 [ 313.417818] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.423070] RIP: 0033:0x463d89 [ 313.426245] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 313.445400] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 313.453643] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 313.460993] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 313.468552] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 313.476096] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 313.483857] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 313.492377] FAULT_INJECTION: forcing a failure. [ 313.492377] name failslab, interval 1, probability 0, space 0, times 0 [ 313.505268] CPU: 1 PID: 13932 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 313.513185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.523061] Call Trace: [ 313.525656] dump_stack+0x123/0x171 [ 313.529287] should_fail.cold.4+0x5/0xa [ 313.534131] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 313.539949] ? lock_downgrade+0x860/0x860 [ 313.544102] ? ___might_sleep+0x16b/0x270 [ 313.548338] __should_failslab+0xba/0xf0 [ 313.552382] should_failslab+0x9/0x20 [ 313.556495] kmem_cache_alloc_trace+0x2cb/0x740 [ 313.561161] ? qfq_change_class+0xa93/0x14e0 [ 313.565755] ? qfq_change_class+0xa93/0x14e0 [ 313.570391] ? __local_bh_enable_ip+0x160/0x260 [ 313.575212] qfq_change_class+0xad9/0x14e0 [ 313.579440] ? qfq_delete_class+0x2d0/0x2d0 [ 313.583758] ? nla_parse+0x197/0x280 [ 313.587461] tc_ctl_tclass+0x3e9/0xba0 [ 313.591352] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 313.596438] ? find_held_lock+0x36/0x1d0 [ 313.600573] rtnetlink_rcv_msg+0x34f/0x8f0 [ 313.604790] ? rtnetlink_put_metrics+0x490/0x490 [ 313.610370] ? find_held_lock+0x36/0x1d0 [ 313.615120] netlink_rcv_skb+0x13e/0x3d0 [ 313.619210] ? lock_downgrade+0x860/0x860 [ 313.624789] ? rtnetlink_put_metrics+0x490/0x490 [ 313.629541] ? netlink_ack+0xa70/0xa70 [ 313.633572] ? netlink_deliver_tap+0x182/0xb00 [ 313.638249] rtnetlink_rcv+0x10/0x20 [ 313.642569] netlink_unicast+0x443/0x650 [ 313.646804] ? netlink_attachskb+0x6c0/0x6c0 [ 313.651599] ? _copy_from_iter_full+0x182/0x720 [ 313.656734] ? __check_object_size+0x1ef/0x310 [ 313.661570] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 313.668167] netlink_sendmsg+0x764/0xc60 [ 313.672436] ? netlink_unicast+0x650/0x650 [ 313.676933] ? apparmor_socket_sendmsg+0x1b/0x20 [ 313.681774] ? netlink_unicast+0x650/0x650 [ 313.686218] sock_sendmsg+0xb5/0xf0 [ 313.690307] ___sys_sendmsg+0x647/0x950 [ 313.694329] ? find_held_lock+0x36/0x1d0 [ 313.699034] ? copy_msghdr_from_user+0x430/0x430 [ 313.704334] ? __fget+0x278/0x400 [ 313.707978] ? kasan_check_read+0x11/0x20 [ 313.712293] ? __fget+0x295/0x400 [ 313.715748] ? expand_files.part.8+0x700/0x700 [ 313.720319] ? __f_unlock_pos+0xd/0x10 [ 313.724463] ? __fget_light+0x174/0x1e0 [ 313.728781] ? __fdget+0xe/0x10 [ 313.732050] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 313.737080] __sys_sendmsg+0xd9/0x180 [ 313.741142] ? __ia32_sys_shutdown+0x70/0x70 [ 313.745570] ? __sb_end_write+0xa4/0xd0 [ 313.749536] ? kasan_check_write+0x14/0x20 [ 313.753855] ? fput+0x18/0x120 [ 313.757151] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.762497] __x64_sys_sendmsg+0x73/0xb0 [ 313.766562] do_syscall_64+0xd0/0x4e0 [ 313.770363] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.775660] RIP: 0033:0x463d89 [ 313.778845] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 313.798718] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 313.807986] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 313.815925] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 313.824703] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 313.832074] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 313.839998] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 313.850532] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 313.868205] FAULT_INJECTION: forcing a failure. [ 313.868205] name failslab, interval 1, probability 0, space 0, times 0 [ 313.880809] CPU: 1 PID: 13940 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 313.889077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.898518] Call Trace: [ 313.901371] dump_stack+0x123/0x171 [ 313.905004] should_fail.cold.4+0x5/0xa [ 313.909070] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 313.914410] ? lock_downgrade+0x860/0x860 [ 313.918798] ? ___might_sleep+0x16b/0x270 [ 313.923099] __should_failslab+0xba/0xf0 [ 313.927241] should_failslab+0x9/0x20 [ 313.931025] kmem_cache_alloc_trace+0x2cb/0x740 [ 313.936221] ? qfq_change_class+0xa93/0x14e0 [ 313.941095] ? qfq_change_class+0xa93/0x14e0 [ 313.945516] ? __local_bh_enable_ip+0x160/0x260 [ 313.950172] qfq_change_class+0xad9/0x14e0 [ 313.954394] ? qfq_delete_class+0x2d0/0x2d0 [ 313.958879] ? nla_parse+0x197/0x280 [ 313.962856] tc_ctl_tclass+0x3e9/0xba0 [ 313.967153] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 313.972506] ? find_held_lock+0x36/0x1d0 [ 313.976826] rtnetlink_rcv_msg+0x34f/0x8f0 [ 313.981349] ? rtnetlink_put_metrics+0x490/0x490 [ 313.986189] ? find_held_lock+0x36/0x1d0 [ 313.990238] netlink_rcv_skb+0x13e/0x3d0 [ 313.994473] ? lock_downgrade+0x860/0x860 [ 313.998924] ? rtnetlink_put_metrics+0x490/0x490 [ 314.004364] ? netlink_ack+0xa70/0xa70 [ 314.008493] ? netlink_deliver_tap+0x182/0xb00 [ 314.013555] rtnetlink_rcv+0x10/0x20 [ 314.017357] netlink_unicast+0x443/0x650 [ 314.021456] ? netlink_attachskb+0x6c0/0x6c0 [ 314.026017] ? _copy_from_iter_full+0x182/0x720 [ 314.030804] ? __check_object_size+0x1ef/0x310 [ 314.035816] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 314.042350] netlink_sendmsg+0x764/0xc60 [ 314.046667] ? netlink_unicast+0x650/0x650 [ 314.051971] ? apparmor_socket_sendmsg+0x1b/0x20 [ 314.057019] ? netlink_unicast+0x650/0x650 [ 314.061595] sock_sendmsg+0xb5/0xf0 [ 314.065858] ___sys_sendmsg+0x647/0x950 [ 314.070112] ? find_held_lock+0x36/0x1d0 [ 314.074287] ? copy_msghdr_from_user+0x430/0x430 [ 314.079166] ? __fget+0x278/0x400 [ 314.082728] ? kasan_check_read+0x11/0x20 [ 314.086878] ? __fget+0x295/0x400 [ 314.091067] ? expand_files.part.8+0x700/0x700 [ 314.095772] ? __f_unlock_pos+0xd/0x10 [ 314.099911] ? __fget_light+0x174/0x1e0 [ 314.104086] ? __fdget+0xe/0x10 [ 314.107352] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 314.112309] __sys_sendmsg+0xd9/0x180 [ 314.116099] ? __ia32_sys_shutdown+0x70/0x70 [ 314.120500] ? __sb_end_write+0xa4/0xd0 [ 314.124559] ? kasan_check_write+0x14/0x20 [ 314.128883] ? fput+0x18/0x120 [ 314.132161] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.137659] __x64_sys_sendmsg+0x73/0xb0 [ 314.141724] do_syscall_64+0xd0/0x4e0 [ 314.145530] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.150915] RIP: 0033:0x463d89 [ 314.154100] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 314.173545] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 314.181812] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 314.189828] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 314.197118] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 314.208790] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 314.216637] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 2021/06/23 21:25:28 executed programs: 734 [ 314.225198] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 314.249527] FAULT_INJECTION: forcing a failure. [ 314.249527] name failslab, interval 1, probability 0, space 0, times 0 [ 314.262491] CPU: 1 PID: 13957 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 314.270636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.280496] Call Trace: [ 314.283088] dump_stack+0x123/0x171 [ 314.286846] should_fail.cold.4+0x5/0xa [ 314.290810] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 314.295993] ? lock_downgrade+0x860/0x860 [ 314.300124] ? ___might_sleep+0x16b/0x270 [ 314.304341] __should_failslab+0xba/0xf0 [ 314.308491] should_failslab+0x9/0x20 [ 314.312297] kmem_cache_alloc_trace+0x2cb/0x740 [ 314.317038] ? qfq_change_class+0xa93/0x14e0 [ 314.321692] ? qfq_change_class+0xa93/0x14e0 [ 314.326085] ? __local_bh_enable_ip+0x160/0x260 [ 314.331011] qfq_change_class+0xad9/0x14e0 [ 314.335329] ? qfq_delete_class+0x2d0/0x2d0 [ 314.339759] ? nla_parse+0x197/0x280 [ 314.343822] tc_ctl_tclass+0x3e9/0xba0 [ 314.347831] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 314.353084] ? find_held_lock+0x36/0x1d0 [ 314.357516] rtnetlink_rcv_msg+0x34f/0x8f0 [ 314.361840] ? rtnetlink_put_metrics+0x490/0x490 [ 314.366738] ? find_held_lock+0x36/0x1d0 [ 314.371246] netlink_rcv_skb+0x13e/0x3d0 [ 314.375687] ? lock_downgrade+0x860/0x860 [ 314.379888] ? rtnetlink_put_metrics+0x490/0x490 [ 314.384962] ? netlink_ack+0xa70/0xa70 [ 314.389141] ? netlink_deliver_tap+0x182/0xb00 [ 314.393730] rtnetlink_rcv+0x10/0x20 [ 314.397553] netlink_unicast+0x443/0x650 [ 314.401813] ? netlink_attachskb+0x6c0/0x6c0 [ 314.406705] ? _copy_from_iter_full+0x182/0x720 [ 314.411690] ? __check_object_size+0x1ef/0x310 [ 314.416475] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 314.422554] netlink_sendmsg+0x764/0xc60 [ 314.426625] ? netlink_unicast+0x650/0x650 [ 314.431226] ? apparmor_socket_sendmsg+0x1b/0x20 [ 314.436054] ? netlink_unicast+0x650/0x650 [ 314.440581] sock_sendmsg+0xb5/0xf0 [ 314.444315] ___sys_sendmsg+0x647/0x950 [ 314.448658] ? find_held_lock+0x36/0x1d0 [ 314.453320] ? copy_msghdr_from_user+0x430/0x430 [ 314.458155] ? __fget+0x278/0x400 [ 314.461978] ? kasan_check_read+0x11/0x20 [ 314.466207] ? __fget+0x295/0x400 [ 314.470699] ? expand_files.part.8+0x700/0x700 [ 314.475443] ? __f_unlock_pos+0xd/0x10 [ 314.479313] ? __fget_light+0x174/0x1e0 [ 314.483284] ? __fdget+0xe/0x10 [ 314.486899] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 314.491819] __sys_sendmsg+0xd9/0x180 [ 314.495959] ? __ia32_sys_shutdown+0x70/0x70 [ 314.500557] ? __sb_end_write+0xa4/0xd0 [ 314.504516] ? kasan_check_write+0x14/0x20 [ 314.508752] ? fput+0x18/0x120 [ 314.513255] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.519005] __x64_sys_sendmsg+0x73/0xb0 [ 314.523103] do_syscall_64+0xd0/0x4e0 [ 314.527139] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.532725] RIP: 0033:0x463d89 [ 314.536334] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 314.557791] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 314.565872] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 314.573808] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 314.581474] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 314.588828] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 314.596364] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 314.611520] FAULT_INJECTION: forcing a failure. [ 314.611520] name failslab, interval 1, probability 0, space 0, times 0 [ 314.628145] CPU: 1 PID: 13958 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 314.636139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.645987] Call Trace: [ 314.648671] dump_stack+0x123/0x171 [ 314.652458] should_fail.cold.4+0x5/0xa [ 314.656523] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 314.661907] ? lock_downgrade+0x860/0x860 [ 314.666526] ? ___might_sleep+0x16b/0x270 [ 314.670659] __should_failslab+0xba/0xf0 [ 314.674864] should_failslab+0x9/0x20 [ 314.679284] kmem_cache_alloc_trace+0x2cb/0x740 [ 314.684086] ? qfq_change_class+0xa93/0x14e0 [ 314.688646] ? qfq_change_class+0xa93/0x14e0 [ 314.693069] ? __local_bh_enable_ip+0x160/0x260 [ 314.697726] qfq_change_class+0xad9/0x14e0 [ 314.702049] ? qfq_delete_class+0x2d0/0x2d0 [ 314.706896] ? nla_parse+0x197/0x280 [ 314.710997] tc_ctl_tclass+0x3e9/0xba0 [ 314.714902] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 314.720209] ? find_held_lock+0x36/0x1d0 [ 314.724401] rtnetlink_rcv_msg+0x34f/0x8f0 [ 314.728708] ? rtnetlink_put_metrics+0x490/0x490 [ 314.733450] ? find_held_lock+0x36/0x1d0 [ 314.737695] netlink_rcv_skb+0x13e/0x3d0 [ 314.741937] ? lock_downgrade+0x860/0x860 [ 314.746367] ? rtnetlink_put_metrics+0x490/0x490 [ 314.751124] ? netlink_ack+0xa70/0xa70 [ 314.755344] ? netlink_deliver_tap+0x182/0xb00 [ 314.759998] rtnetlink_rcv+0x10/0x20 [ 314.763690] netlink_unicast+0x443/0x650 [ 314.767755] ? netlink_attachskb+0x6c0/0x6c0 [ 314.772581] ? _copy_from_iter_full+0x182/0x720 [ 314.777250] ? __check_object_size+0x1ef/0x310 [ 314.781924] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 314.787481] netlink_sendmsg+0x764/0xc60 [ 314.791553] ? netlink_unicast+0x650/0x650 [ 314.795906] ? apparmor_socket_sendmsg+0x1b/0x20 [ 314.800988] ? netlink_unicast+0x650/0x650 [ 314.805350] sock_sendmsg+0xb5/0xf0 [ 314.809026] ___sys_sendmsg+0x647/0x950 [ 314.813091] ? find_held_lock+0x36/0x1d0 [ 314.817410] ? copy_msghdr_from_user+0x430/0x430 [ 314.822244] ? __fget+0x278/0x400 [ 314.825691] ? kasan_check_read+0x11/0x20 [ 314.830027] ? __fget+0x295/0x400 [ 314.833477] ? expand_files.part.8+0x700/0x700 [ 314.838261] ? __f_unlock_pos+0xd/0x10 [ 314.842142] ? __fget_light+0x174/0x1e0 [ 314.846273] ? __fdget+0xe/0x10 [ 314.849535] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 314.854535] __sys_sendmsg+0xd9/0x180 [ 314.858633] ? __ia32_sys_shutdown+0x70/0x70 [ 314.863224] ? __sb_end_write+0xa4/0xd0 [ 314.867247] ? kasan_check_write+0x14/0x20 [ 314.871596] ? fput+0x18/0x120 [ 314.874792] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.880156] __x64_sys_sendmsg+0x73/0xb0 [ 314.884324] do_syscall_64+0xd0/0x4e0 [ 314.888122] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.893403] RIP: 0033:0x463d89 [ 314.896640] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 314.915962] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 314.923856] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 314.931109] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 314.938452] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 314.946402] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 314.953680] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 314.979931] FAULT_INJECTION: forcing a failure. [ 314.979931] name failslab, interval 1, probability 0, space 0, times 0 [ 314.995914] CPU: 0 PID: 13972 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 315.003910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.013311] Call Trace: [ 315.016023] dump_stack+0x123/0x171 [ 315.019643] should_fail.cold.4+0x5/0xa [ 315.023635] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 315.028907] ? lock_downgrade+0x860/0x860 [ 315.033230] ? ___might_sleep+0x16b/0x270 [ 315.037455] __should_failslab+0xba/0xf0 [ 315.041597] should_failslab+0x9/0x20 [ 315.045398] kmem_cache_alloc_trace+0x2cb/0x740 [ 315.050053] ? qfq_change_class+0xa93/0x14e0 [ 315.054620] ? qfq_change_class+0xa93/0x14e0 [ 315.059101] ? __local_bh_enable_ip+0x160/0x260 [ 315.063976] qfq_change_class+0xad9/0x14e0 [ 315.068219] ? qfq_delete_class+0x2d0/0x2d0 [ 315.073688] ? nla_parse+0x197/0x280 [ 315.077487] tc_ctl_tclass+0x3e9/0xba0 [ 315.081616] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 315.086712] ? find_held_lock+0x36/0x1d0 [ 315.091238] rtnetlink_rcv_msg+0x34f/0x8f0 [ 315.095571] ? rtnetlink_put_metrics+0x490/0x490 [ 315.100528] ? find_held_lock+0x36/0x1d0 [ 315.104613] netlink_rcv_skb+0x13e/0x3d0 [ 315.108948] ? lock_downgrade+0x860/0x860 [ 315.113093] ? rtnetlink_put_metrics+0x490/0x490 [ 315.117919] ? netlink_ack+0xa70/0xa70 [ 315.121829] ? netlink_deliver_tap+0x182/0xb00 [ 315.126506] rtnetlink_rcv+0x10/0x20 [ 315.130198] netlink_unicast+0x443/0x650 [ 315.134257] ? netlink_attachskb+0x6c0/0x6c0 [ 315.138647] ? _copy_from_iter_full+0x182/0x720 [ 315.143316] ? __check_object_size+0x1ef/0x310 [ 315.147902] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 315.153826] netlink_sendmsg+0x764/0xc60 [ 315.157915] ? netlink_unicast+0x650/0x650 [ 315.162441] ? apparmor_socket_sendmsg+0x1b/0x20 [ 315.167294] ? netlink_unicast+0x650/0x650 [ 315.171521] sock_sendmsg+0xb5/0xf0 [ 315.175247] ___sys_sendmsg+0x647/0x950 [ 315.179477] ? find_held_lock+0x36/0x1d0 [ 315.183730] ? copy_msghdr_from_user+0x430/0x430 [ 315.188485] ? __fget+0x278/0x400 [ 315.191926] ? kasan_check_read+0x11/0x20 [ 315.196158] ? __fget+0x295/0x400 [ 315.199616] ? expand_files.part.8+0x700/0x700 [ 315.204195] ? __f_unlock_pos+0xd/0x10 [ 315.208239] ? __fget_light+0x174/0x1e0 [ 315.212298] ? __fdget+0xe/0x10 [ 315.215589] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 315.220424] __sys_sendmsg+0xd9/0x180 [ 315.224205] ? __ia32_sys_shutdown+0x70/0x70 [ 315.228987] ? __sb_end_write+0xa4/0xd0 [ 315.233044] ? kasan_check_write+0x14/0x20 [ 315.237453] ? fput+0x18/0x120 [ 315.240637] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.246360] __x64_sys_sendmsg+0x73/0xb0 [ 315.250719] do_syscall_64+0xd0/0x4e0 [ 315.254516] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.259775] RIP: 0033:0x463d89 [ 315.263053] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 315.283180] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 315.291066] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 315.298633] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 315.306952] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 315.318753] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 315.326578] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 315.342771] FAULT_INJECTION: forcing a failure. [ 315.342771] name failslab, interval 1, probability 0, space 0, times 0 [ 315.356237] CPU: 0 PID: 13976 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 315.364131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.373483] Call Trace: [ 315.376074] dump_stack+0x123/0x171 [ 315.379703] should_fail.cold.4+0x5/0xa [ 315.383677] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 315.390359] ? lock_downgrade+0x860/0x860 [ 315.394690] ? ___might_sleep+0x16b/0x270 [ 315.398931] __should_failslab+0xba/0xf0 [ 315.403084] should_failslab+0x9/0x20 [ 315.407016] kmem_cache_alloc_trace+0x2cb/0x740 [ 315.411837] ? qfq_change_class+0xa93/0x14e0 [ 315.416251] ? qfq_change_class+0xa93/0x14e0 [ 315.420845] ? __local_bh_enable_ip+0x160/0x260 [ 315.425767] qfq_change_class+0xad9/0x14e0 [ 315.430279] ? qfq_delete_class+0x2d0/0x2d0 [ 315.435212] ? nla_parse+0x197/0x280 [ 315.439672] tc_ctl_tclass+0x3e9/0xba0 [ 315.443687] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 315.449069] ? find_held_lock+0x36/0x1d0 [ 315.453136] rtnetlink_rcv_msg+0x34f/0x8f0 [ 315.457460] ? rtnetlink_put_metrics+0x490/0x490 [ 315.462221] ? find_held_lock+0x36/0x1d0 [ 315.466297] netlink_rcv_skb+0x13e/0x3d0 [ 315.471055] ? lock_downgrade+0x860/0x860 [ 315.475372] ? rtnetlink_put_metrics+0x490/0x490 [ 315.480296] ? netlink_ack+0xa70/0xa70 [ 315.484292] ? netlink_deliver_tap+0x182/0xb00 [ 315.488873] rtnetlink_rcv+0x10/0x20 [ 315.492781] netlink_unicast+0x443/0x650 [ 315.497101] ? netlink_attachskb+0x6c0/0x6c0 [ 315.501611] ? _copy_from_iter_full+0x182/0x720 [ 315.506631] ? __check_object_size+0x1ef/0x310 [ 315.511204] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 315.516877] netlink_sendmsg+0x764/0xc60 [ 315.521022] ? netlink_unicast+0x650/0x650 [ 315.525331] ? apparmor_socket_sendmsg+0x1b/0x20 [ 315.530166] ? netlink_unicast+0x650/0x650 [ 315.534507] sock_sendmsg+0xb5/0xf0 [ 315.538140] ___sys_sendmsg+0x647/0x950 [ 315.542121] ? find_held_lock+0x36/0x1d0 [ 315.546173] ? copy_msghdr_from_user+0x430/0x430 [ 315.551444] ? __fget+0x278/0x400 [ 315.554910] ? kasan_check_read+0x11/0x20 [ 315.559251] ? __fget+0x295/0x400 [ 315.562848] ? expand_files.part.8+0x700/0x700 [ 315.567512] ? __f_unlock_pos+0xd/0x10 [ 315.571407] ? __fget_light+0x174/0x1e0 [ 315.575363] ? __fdget+0xe/0x10 [ 315.578811] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 315.583841] __sys_sendmsg+0xd9/0x180 [ 315.587636] ? __ia32_sys_shutdown+0x70/0x70 [ 315.592092] ? __sb_end_write+0xa4/0xd0 [ 315.596067] ? kasan_check_write+0x14/0x20 [ 315.600291] ? fput+0x18/0x120 [ 315.603568] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.609663] __x64_sys_sendmsg+0x73/0xb0 [ 315.613784] do_syscall_64+0xd0/0x4e0 [ 315.617590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.622766] RIP: 0033:0x463d89 [ 315.625948] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 315.645624] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 315.653586] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 315.661205] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 315.669019] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 315.676635] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 315.684010] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 315.701017] FAULT_INJECTION: forcing a failure. [ 315.701017] name failslab, interval 1, probability 0, space 0, times 0 [ 315.714393] CPU: 0 PID: 13986 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 315.722667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.732277] Call Trace: [ 315.734866] dump_stack+0x123/0x171 [ 315.738489] should_fail.cold.4+0x5/0xa [ 315.742463] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 315.747650] ? lock_downgrade+0x860/0x860 [ 315.751902] ? ___might_sleep+0x16b/0x270 [ 315.756056] __should_failslab+0xba/0xf0 [ 315.760107] should_failslab+0x9/0x20 [ 315.763893] kmem_cache_alloc_trace+0x2cb/0x740 [ 315.768553] ? qfq_change_class+0xa93/0x14e0 [ 315.772944] ? qfq_change_class+0xa93/0x14e0 [ 315.777538] ? __local_bh_enable_ip+0x160/0x260 [ 315.782383] qfq_change_class+0xad9/0x14e0 [ 315.786616] ? qfq_delete_class+0x2d0/0x2d0 [ 315.791030] ? nla_parse+0x197/0x280 [ 315.794828] tc_ctl_tclass+0x3e9/0xba0 [ 315.798726] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 315.803856] ? find_held_lock+0x36/0x1d0 [ 315.807949] rtnetlink_rcv_msg+0x34f/0x8f0 [ 315.812192] ? rtnetlink_put_metrics+0x490/0x490 [ 315.817035] ? find_held_lock+0x36/0x1d0 [ 315.821101] netlink_rcv_skb+0x13e/0x3d0 [ 315.825152] ? lock_downgrade+0x860/0x860 [ 315.829544] ? rtnetlink_put_metrics+0x490/0x490 [ 315.834467] ? netlink_ack+0xa70/0xa70 [ 315.838360] ? netlink_deliver_tap+0x182/0xb00 [ 315.842934] rtnetlink_rcv+0x10/0x20 [ 315.846826] netlink_unicast+0x443/0x650 [ 315.850880] ? netlink_attachskb+0x6c0/0x6c0 [ 315.855333] ? _copy_from_iter_full+0x182/0x720 [ 315.860412] ? __check_object_size+0x1ef/0x310 [ 315.865014] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 315.870627] netlink_sendmsg+0x764/0xc60 [ 315.874701] ? netlink_unicast+0x650/0x650 [ 315.878933] ? apparmor_socket_sendmsg+0x1b/0x20 [ 315.884083] ? netlink_unicast+0x650/0x650 [ 315.888437] sock_sendmsg+0xb5/0xf0 [ 315.892219] ___sys_sendmsg+0x647/0x950 [ 315.896203] ? find_held_lock+0x36/0x1d0 [ 315.900434] ? copy_msghdr_from_user+0x430/0x430 [ 315.905646] ? __fget+0x278/0x400 [ 315.909349] ? kasan_check_read+0x11/0x20 [ 315.913664] ? __fget+0x295/0x400 [ 315.917103] ? expand_files.part.8+0x700/0x700 [ 315.921707] ? __f_unlock_pos+0xd/0x10 [ 315.925794] ? __fget_light+0x174/0x1e0 [ 315.929937] ? __fdget+0xe/0x10 [ 315.933496] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 315.938562] __sys_sendmsg+0xd9/0x180 [ 315.942363] ? __ia32_sys_shutdown+0x70/0x70 [ 315.947676] ? __sb_end_write+0xa4/0xd0 [ 315.952222] ? kasan_check_write+0x14/0x20 [ 315.956560] ? fput+0x18/0x120 [ 315.959875] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.965493] __x64_sys_sendmsg+0x73/0xb0 [ 315.969633] do_syscall_64+0xd0/0x4e0 [ 315.973431] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.978616] RIP: 0033:0x463d89 [ 315.981829] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 316.001788] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 316.009595] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 316.017312] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 316.025029] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 316.033099] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 316.041069] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 316.048941] nla_parse: 4 callbacks suppressed [ 316.048945] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 316.070112] FAULT_INJECTION: forcing a failure. [ 316.070112] name failslab, interval 1, probability 0, space 0, times 0 [ 316.082407] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 316.098293] FAULT_INJECTION: forcing a failure. [ 316.098293] name failslab, interval 1, probability 0, space 0, times 0 [ 316.110844] CPU: 0 PID: 13998 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 316.119073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.128613] Call Trace: [ 316.131211] dump_stack+0x123/0x171 [ 316.134956] should_fail.cold.4+0x5/0xa [ 316.138928] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 316.144215] __should_failslab+0xba/0xf0 [ 316.148357] should_failslab+0x9/0x20 [ 316.152612] kmem_cache_alloc+0x47/0x720 [ 316.156662] ? lock_acquire+0x173/0x3d0 [ 316.160737] skb_clone+0x115/0x340 [ 316.164266] netlink_deliver_tap+0x7d7/0xb00 [ 316.168857] __netlink_sendskb+0x62/0xc0 [ 316.173049] netlink_unicast+0x4ea/0x650 [ 316.177428] ? netlink_attachskb+0x6c0/0x6c0 [ 316.181953] netlink_ack+0x519/0xa70 [ 316.185754] ? netlink_sendmsg+0xc60/0xc60 [ 316.190103] ? find_held_lock+0x36/0x1d0 [ 316.194191] netlink_rcv_skb+0x2a8/0x3d0 [ 316.199472] ? lock_downgrade+0x860/0x860 [ 316.203717] ? rtnetlink_put_metrics+0x490/0x490 [ 316.208466] ? netlink_ack+0xa70/0xa70 [ 316.212440] ? netlink_deliver_tap+0x182/0xb00 [ 316.217043] rtnetlink_rcv+0x10/0x20 [ 316.221004] netlink_unicast+0x443/0x650 [ 316.225055] ? netlink_attachskb+0x6c0/0x6c0 [ 316.229563] ? _copy_from_iter_full+0x182/0x720 [ 316.234218] ? __check_object_size+0x1ef/0x310 [ 316.239221] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 316.245284] netlink_sendmsg+0x764/0xc60 [ 316.249346] ? netlink_unicast+0x650/0x650 [ 316.253580] ? apparmor_socket_sendmsg+0x1b/0x20 [ 316.258675] ? netlink_unicast+0x650/0x650 [ 316.262997] sock_sendmsg+0xb5/0xf0 [ 316.266627] ___sys_sendmsg+0x647/0x950 [ 316.270589] ? find_held_lock+0x36/0x1d0 [ 316.274632] ? copy_msghdr_from_user+0x430/0x430 [ 316.279369] ? __fget+0x278/0x400 [ 316.282820] ? kasan_check_read+0x11/0x20 [ 316.286974] ? __fget+0x295/0x400 [ 316.290435] ? expand_files.part.8+0x700/0x700 [ 316.295265] ? __f_unlock_pos+0xd/0x10 [ 316.299136] ? __fget_light+0x174/0x1e0 [ 316.303302] ? __fdget+0xe/0x10 [ 316.306654] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 316.311564] __sys_sendmsg+0xd9/0x180 [ 316.315368] ? __ia32_sys_shutdown+0x70/0x70 [ 316.320123] ? __sb_end_write+0xa4/0xd0 [ 316.324267] ? kasan_check_write+0x14/0x20 [ 316.328502] ? fput+0x18/0x120 [ 316.331803] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 316.337247] __x64_sys_sendmsg+0x73/0xb0 [ 316.341291] do_syscall_64+0xd0/0x4e0 [ 316.345184] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 316.350445] RIP: 0033:0x463d89 [ 316.353627] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 316.372785] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 316.380998] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 316.388276] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 316.395663] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 316.402922] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 316.410466] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 316.417753] CPU: 1 PID: 14006 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 316.426378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.435859] Call Trace: [ 316.438442] dump_stack+0x123/0x171 [ 316.442284] should_fail.cold.4+0x5/0xa [ 316.446268] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 316.452578] ? lock_downgrade+0x860/0x860 [ 316.457315] ? ___might_sleep+0x16b/0x270 [ 316.461553] __should_failslab+0xba/0xf0 [ 316.465877] should_failslab+0x9/0x20 [ 316.469847] kmem_cache_alloc_trace+0x2cb/0x740 [ 316.474590] ? qfq_change_class+0xa93/0x14e0 [ 316.479089] ? qfq_change_class+0xa93/0x14e0 [ 316.484531] ? __local_bh_enable_ip+0x160/0x260 [ 316.489262] qfq_change_class+0xad9/0x14e0 [ 316.493579] ? qfq_delete_class+0x2d0/0x2d0 [ 316.497983] ? nla_parse+0x197/0x280 [ 316.501827] tc_ctl_tclass+0x3e9/0xba0 [ 316.505879] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 316.511052] ? find_held_lock+0x36/0x1d0 [ 316.515404] rtnetlink_rcv_msg+0x34f/0x8f0 [ 316.520171] ? rtnetlink_put_metrics+0x490/0x490 [ 316.524928] ? find_held_lock+0x36/0x1d0 [ 316.528997] netlink_rcv_skb+0x13e/0x3d0 [ 316.533085] ? lock_downgrade+0x860/0x860 [ 316.537488] ? rtnetlink_put_metrics+0x490/0x490 [ 316.542238] ? netlink_ack+0xa70/0xa70 [ 316.546104] ? netlink_deliver_tap+0x182/0xb00 [ 316.550779] rtnetlink_rcv+0x10/0x20 [ 316.554668] netlink_unicast+0x443/0x650 [ 316.558980] ? netlink_attachskb+0x6c0/0x6c0 [ 316.563429] ? _copy_from_iter_full+0x182/0x720 [ 316.568307] ? __check_object_size+0x1ef/0x310 [ 316.573482] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 316.579139] netlink_sendmsg+0x764/0xc60 [ 316.583270] ? netlink_unicast+0x650/0x650 [ 316.587690] ? apparmor_socket_sendmsg+0x1b/0x20 [ 316.592451] ? netlink_unicast+0x650/0x650 [ 316.596848] sock_sendmsg+0xb5/0xf0 [ 316.600470] ___sys_sendmsg+0x647/0x950 [ 316.605134] ? find_held_lock+0x36/0x1d0 [ 316.609533] ? copy_msghdr_from_user+0x430/0x430 [ 316.614384] ? __fget+0x278/0x400 [ 316.617834] ? kasan_check_read+0x11/0x20 [ 316.622031] ? __fget+0x295/0x400 [ 316.625562] ? expand_files.part.8+0x700/0x700 [ 316.630144] ? __f_unlock_pos+0xd/0x10 [ 316.634123] ? __fget_light+0x174/0x1e0 [ 316.638157] ? __fdget+0xe/0x10 [ 316.641455] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 316.646548] __sys_sendmsg+0xd9/0x180 [ 316.650328] ? __ia32_sys_shutdown+0x70/0x70 [ 316.654816] ? __sb_end_write+0xa4/0xd0 [ 316.658853] ? kasan_check_write+0x14/0x20 [ 316.663089] ? fput+0x18/0x120 [ 316.666298] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 316.672083] __x64_sys_sendmsg+0x73/0xb0 [ 316.676214] do_syscall_64+0xd0/0x4e0 [ 316.680011] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 316.685613] RIP: 0033:0x463d89 [ 316.688794] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 316.708469] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 316.716449] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 316.724013] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 316.731289] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 316.738622] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 316.746021] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 316.762893] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 316.790079] FAULT_INJECTION: forcing a failure. [ 316.790079] name failslab, interval 1, probability 0, space 0, times 0 [ 316.803713] CPU: 1 PID: 14012 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 316.811705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.821721] Call Trace: [ 316.824646] dump_stack+0x123/0x171 [ 316.828305] should_fail.cold.4+0x5/0xa [ 316.832374] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 316.837907] ? lock_downgrade+0x860/0x860 [ 316.842299] ? ___might_sleep+0x16b/0x270 [ 316.846463] __should_failslab+0xba/0xf0 [ 316.850514] should_failslab+0x9/0x20 [ 316.854415] kmem_cache_alloc_trace+0x2cb/0x740 [ 316.859121] ? qfq_change_class+0xa93/0x14e0 [ 316.863604] ? qfq_change_class+0xa93/0x14e0 [ 316.868014] ? __local_bh_enable_ip+0x160/0x260 [ 316.872846] qfq_change_class+0xad9/0x14e0 [ 316.877083] ? qfq_delete_class+0x2d0/0x2d0 [ 316.881448] ? nla_parse+0x197/0x280 [ 316.885149] tc_ctl_tclass+0x3e9/0xba0 [ 316.889288] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 316.894565] ? find_held_lock+0x36/0x1d0 [ 316.898642] rtnetlink_rcv_msg+0x34f/0x8f0 [ 316.903026] ? rtnetlink_put_metrics+0x490/0x490 [ 316.907998] ? find_held_lock+0x36/0x1d0 [ 316.912314] netlink_rcv_skb+0x13e/0x3d0 [ 316.916465] ? lock_downgrade+0x860/0x860 [ 316.921023] ? rtnetlink_put_metrics+0x490/0x490 [ 316.925863] ? netlink_ack+0xa70/0xa70 [ 316.929739] ? netlink_deliver_tap+0x182/0xb00 [ 316.934444] rtnetlink_rcv+0x10/0x20 [ 316.938532] netlink_unicast+0x443/0x650 [ 316.942648] ? netlink_attachskb+0x6c0/0x6c0 [ 316.947134] ? _copy_from_iter_full+0x182/0x720 [ 316.952071] ? __check_object_size+0x1ef/0x310 [ 316.956741] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 316.962399] netlink_sendmsg+0x764/0xc60 [ 316.966588] ? netlink_unicast+0x650/0x650 [ 316.970910] ? apparmor_socket_sendmsg+0x1b/0x20 [ 316.975772] ? netlink_unicast+0x650/0x650 [ 316.980091] sock_sendmsg+0xb5/0xf0 [ 316.983797] ___sys_sendmsg+0x647/0x950 [ 316.987780] ? find_held_lock+0x36/0x1d0 [ 316.991834] ? copy_msghdr_from_user+0x430/0x430 [ 316.997047] ? __fget+0x278/0x400 [ 317.000498] ? kasan_check_read+0x11/0x20 [ 317.004647] ? __fget+0x295/0x400 [ 317.008188] ? expand_files.part.8+0x700/0x700 [ 317.013363] ? __f_unlock_pos+0xd/0x10 [ 317.017238] ? __fget_light+0x174/0x1e0 [ 317.021208] ? __fdget+0xe/0x10 [ 317.024615] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 317.029894] __sys_sendmsg+0xd9/0x180 [ 317.033677] ? __ia32_sys_shutdown+0x70/0x70 [ 317.038069] ? __sb_end_write+0xa4/0xd0 [ 317.042133] ? kasan_check_write+0x14/0x20 [ 317.046811] ? fput+0x18/0x120 [ 317.050461] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 317.055971] __x64_sys_sendmsg+0x73/0xb0 [ 317.060303] do_syscall_64+0xd0/0x4e0 [ 317.064214] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 317.069764] RIP: 0033:0x463d89 [ 317.072944] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 317.093038] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 317.101041] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 317.108321] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 317.116011] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 317.123815] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 317.131514] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 317.142458] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 317.171148] FAULT_INJECTION: forcing a failure. [ 317.171148] name failslab, interval 1, probability 0, space 0, times 0 [ 317.185017] CPU: 1 PID: 14022 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 317.193325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.202680] Call Trace: [ 317.205468] dump_stack+0x123/0x171 [ 317.209092] should_fail.cold.4+0x5/0xa [ 317.213065] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 317.219014] ? lock_downgrade+0x860/0x860 [ 317.223803] ? ___might_sleep+0x16b/0x270 [ 317.227951] __should_failslab+0xba/0xf0 [ 317.232182] should_failslab+0x9/0x20 [ 317.235969] kmem_cache_alloc_trace+0x2cb/0x740 [ 317.240725] ? qfq_change_class+0xa93/0x14e0 [ 317.245149] ? qfq_change_class+0xa93/0x14e0 [ 317.250134] ? __local_bh_enable_ip+0x160/0x260 [ 317.255388] qfq_change_class+0xad9/0x14e0 [ 317.259619] ? qfq_delete_class+0x2d0/0x2d0 [ 317.263928] ? nla_parse+0x197/0x280 [ 317.267630] tc_ctl_tclass+0x3e9/0xba0 [ 317.271709] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 317.277384] ? find_held_lock+0x36/0x1d0 [ 317.281450] rtnetlink_rcv_msg+0x34f/0x8f0 [ 317.285678] ? rtnetlink_put_metrics+0x490/0x490 [ 317.290901] ? find_held_lock+0x36/0x1d0 [ 317.295030] netlink_rcv_skb+0x13e/0x3d0 [ 317.299293] ? lock_downgrade+0x860/0x860 [ 317.303833] ? rtnetlink_put_metrics+0x490/0x490 [ 317.308672] ? netlink_ack+0xa70/0xa70 [ 317.312638] ? netlink_deliver_tap+0x182/0xb00 [ 317.317222] rtnetlink_rcv+0x10/0x20 [ 317.321074] netlink_unicast+0x443/0x650 [ 317.325343] ? netlink_attachskb+0x6c0/0x6c0 [ 317.329739] ? _copy_from_iter_full+0x182/0x720 [ 317.334684] ? __check_object_size+0x1ef/0x310 [ 317.339605] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 317.345223] netlink_sendmsg+0x764/0xc60 [ 317.349295] ? netlink_unicast+0x650/0x650 [ 317.353563] ? apparmor_socket_sendmsg+0x1b/0x20 [ 317.358329] ? netlink_unicast+0x650/0x650 [ 317.362662] sock_sendmsg+0xb5/0xf0 [ 317.366317] ___sys_sendmsg+0x647/0x950 [ 317.370420] ? find_held_lock+0x36/0x1d0 [ 317.374550] ? copy_msghdr_from_user+0x430/0x430 [ 317.379571] ? __fget+0x278/0x400 [ 317.383001] ? kasan_check_read+0x11/0x20 [ 317.387140] ? __fget+0x295/0x400 [ 317.390574] ? expand_files.part.8+0x700/0x700 [ 317.395133] ? __f_unlock_pos+0xd/0x10 [ 317.399087] ? __fget_light+0x174/0x1e0 [ 317.403040] ? __fdget+0xe/0x10 [ 317.406573] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 317.411581] __sys_sendmsg+0xd9/0x180 [ 317.415367] ? __ia32_sys_shutdown+0x70/0x70 [ 317.420111] ? __sb_end_write+0xa4/0xd0 [ 317.424171] ? kasan_check_write+0x14/0x20 [ 317.428688] ? fput+0x18/0x120 [ 317.431897] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 317.437368] __x64_sys_sendmsg+0x73/0xb0 [ 317.441512] do_syscall_64+0xd0/0x4e0 [ 317.445387] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 317.450953] RIP: 0033:0x463d89 [ 317.454458] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 317.473854] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 317.481793] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 317.489055] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 317.496847] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 317.504378] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 317.511810] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 317.521086] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 317.538675] FAULT_INJECTION: forcing a failure. [ 317.538675] name failslab, interval 1, probability 0, space 0, times 0 [ 317.551006] CPU: 1 PID: 14030 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 317.558993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.569226] Call Trace: [ 317.571904] dump_stack+0x123/0x171 [ 317.575560] should_fail.cold.4+0x5/0xa [ 317.579639] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 317.585286] ? lock_downgrade+0x860/0x860 [ 317.589552] ? ___might_sleep+0x16b/0x270 [ 317.593704] __should_failslab+0xba/0xf0 [ 317.597861] should_failslab+0x9/0x20 [ 317.601678] kmem_cache_alloc_trace+0x2cb/0x740 [ 317.606835] ? qfq_change_class+0xa93/0x14e0 [ 317.611228] ? qfq_change_class+0xa93/0x14e0 [ 317.615622] ? __local_bh_enable_ip+0x160/0x260 [ 317.620273] qfq_change_class+0xad9/0x14e0 [ 317.624487] ? qfq_delete_class+0x2d0/0x2d0 [ 317.628788] ? nla_parse+0x197/0x280 [ 317.632503] tc_ctl_tclass+0x3e9/0xba0 [ 317.636394] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 317.641494] ? find_held_lock+0x36/0x1d0 [ 317.645827] rtnetlink_rcv_msg+0x34f/0x8f0 [ 317.650719] ? rtnetlink_put_metrics+0x490/0x490 [ 317.655574] ? find_held_lock+0x36/0x1d0 [ 317.659746] netlink_rcv_skb+0x13e/0x3d0 [ 317.663927] ? lock_downgrade+0x860/0x860 [ 317.668238] ? rtnetlink_put_metrics+0x490/0x490 [ 317.673004] ? netlink_ack+0xa70/0xa70 [ 317.676890] ? netlink_deliver_tap+0x182/0xb00 [ 317.681467] rtnetlink_rcv+0x10/0x20 [ 317.685265] netlink_unicast+0x443/0x650 [ 317.689573] ? netlink_attachskb+0x6c0/0x6c0 [ 317.694025] ? _copy_from_iter_full+0x182/0x720 [ 317.698964] ? __check_object_size+0x1ef/0x310 [ 317.703672] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 317.709313] netlink_sendmsg+0x764/0xc60 [ 317.713729] ? netlink_unicast+0x650/0x650 [ 317.717952] ? apparmor_socket_sendmsg+0x1b/0x20 [ 317.723168] ? netlink_unicast+0x650/0x650 [ 317.727507] sock_sendmsg+0xb5/0xf0 [ 317.731183] ___sys_sendmsg+0x647/0x950 [ 317.735157] ? find_held_lock+0x36/0x1d0 [ 317.739378] ? copy_msghdr_from_user+0x430/0x430 [ 317.744122] ? __fget+0x278/0x400 [ 317.747576] ? kasan_check_read+0x11/0x20 [ 317.751754] ? __fget+0x295/0x400 [ 317.755405] ? expand_files.part.8+0x700/0x700 [ 317.760239] ? __f_unlock_pos+0xd/0x10 [ 317.764120] ? __fget_light+0x174/0x1e0 [ 317.768098] ? __fdget+0xe/0x10 [ 317.771498] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 317.776419] __sys_sendmsg+0xd9/0x180 [ 317.780298] ? __ia32_sys_shutdown+0x70/0x70 [ 317.784704] ? __sb_end_write+0xa4/0xd0 [ 317.788757] ? kasan_check_write+0x14/0x20 [ 317.793078] ? fput+0x18/0x120 [ 317.796327] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 317.801797] __x64_sys_sendmsg+0x73/0xb0 [ 317.805957] do_syscall_64+0xd0/0x4e0 [ 317.809757] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 317.814936] RIP: 0033:0x463d89 [ 317.818141] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 317.837252] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 317.844961] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 317.852289] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 317.861336] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 317.869237] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 317.876494] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 317.885273] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 317.901660] FAULT_INJECTION: forcing a failure. [ 317.901660] name failslab, interval 1, probability 0, space 0, times 0 [ 317.910345] FAULT_INJECTION: forcing a failure. [ 317.910345] name failslab, interval 1, probability 0, space 0, times 0 [ 317.915481] CPU: 1 PID: 14044 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 317.925488] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 317.932866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.932870] Call Trace: [ 317.932883] dump_stack+0x123/0x171 [ 317.932894] should_fail.cold.4+0x5/0xa [ 317.932904] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 317.932919] __should_failslab+0xba/0xf0 [ 317.932927] should_failslab+0x9/0x20 [ 317.932932] kmem_cache_alloc+0x47/0x720 [ 317.932940] ? lock_acquire+0x173/0x3d0 [ 317.932949] skb_clone+0x115/0x340 [ 317.932960] netlink_deliver_tap+0x7d7/0xb00 [ 317.967895] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 317.970446] __netlink_sendskb+0x62/0xc0 [ 317.970454] netlink_unicast+0x4ea/0x650 [ 317.970463] ? netlink_attachskb+0x6c0/0x6c0 [ 317.970475] netlink_ack+0x519/0xa70 [ 317.970483] ? netlink_sendmsg+0xc60/0xc60 [ 317.970490] ? find_held_lock+0x36/0x1d0 [ 317.970501] netlink_rcv_skb+0x2a8/0x3d0 [ 317.970505] ? lock_downgrade+0x860/0x860 [ 317.970514] ? rtnetlink_put_metrics+0x490/0x490 [ 317.999764] FAULT_INJECTION: forcing a failure. [ 317.999764] name failslab, interval 1, probability 0, space 0, times 0 [ 318.004278] ? netlink_ack+0xa70/0xa70 [ 318.004288] ? netlink_deliver_tap+0x182/0xb00 [ 318.004301] rtnetlink_rcv+0x10/0x20 [ 318.004306] netlink_unicast+0x443/0x650 [ 318.004315] ? netlink_attachskb+0x6c0/0x6c0 [ 318.004321] ? _copy_from_iter_full+0x182/0x720 [ 318.004330] ? __check_object_size+0x1ef/0x310 [ 318.004337] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 318.004345] netlink_sendmsg+0x764/0xc60 [ 318.004354] ? netlink_unicast+0x650/0x650 [ 318.004364] ? apparmor_socket_sendmsg+0x1b/0x20 [ 318.004369] ? netlink_unicast+0x650/0x650 [ 318.004375] sock_sendmsg+0xb5/0xf0 [ 318.004381] ___sys_sendmsg+0x647/0x950 [ 318.004387] ? find_held_lock+0x36/0x1d0 [ 318.004393] ? copy_msghdr_from_user+0x430/0x430 [ 318.004401] ? __fget+0x278/0x400 [ 318.124969] ? kasan_check_read+0x11/0x20 [ 318.129100] ? __fget+0x295/0x400 [ 318.132534] ? expand_files.part.8+0x700/0x700 [ 318.137206] ? __f_unlock_pos+0xd/0x10 [ 318.141084] ? __fget_light+0x174/0x1e0 [ 318.145209] ? __fdget+0xe/0x10 [ 318.148487] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 318.153337] __sys_sendmsg+0xd9/0x180 [ 318.157214] ? __ia32_sys_shutdown+0x70/0x70 [ 318.162146] ? __sb_end_write+0xa4/0xd0 [ 318.166904] ? kasan_check_write+0x14/0x20 [ 318.171125] ? fput+0x18/0x120 [ 318.174482] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.180547] __x64_sys_sendmsg+0x73/0xb0 [ 318.184625] do_syscall_64+0xd0/0x4e0 [ 318.188441] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.193884] RIP: 0033:0x463d89 [ 318.197168] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 318.216496] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 318.224709] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 318.232134] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 318.239671] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 318.247372] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 318.254634] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 318.262274] CPU: 0 PID: 14055 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 318.270155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.279809] Call Trace: [ 318.282749] dump_stack+0x123/0x171 [ 318.286368] should_fail.cold.4+0x5/0xa [ 318.290320] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 318.295605] ? lock_downgrade+0x860/0x860 [ 318.299924] ? ___might_sleep+0x16b/0x270 [ 318.304063] __should_failslab+0xba/0xf0 [ 318.308277] should_failslab+0x9/0x20 [ 318.312146] kmem_cache_alloc_trace+0x2cb/0x740 [ 318.317069] ? qfq_change_class+0xa93/0x14e0 [ 318.321526] ? qfq_change_class+0xa93/0x14e0 [ 318.326102] ? __local_bh_enable_ip+0x160/0x260 [ 318.331147] qfq_change_class+0xad9/0x14e0 [ 318.335470] ? qfq_delete_class+0x2d0/0x2d0 [ 318.339883] ? nla_parse+0x197/0x280 [ 318.343591] tc_ctl_tclass+0x3e9/0xba0 [ 318.347482] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 318.352572] ? find_held_lock+0x36/0x1d0 [ 318.357130] rtnetlink_rcv_msg+0x34f/0x8f0 [ 318.361441] ? rtnetlink_put_metrics+0x490/0x490 [ 318.366195] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 318.370941] ? lockdep_hardirqs_on+0x421/0x5c0 [ 318.375793] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 318.380543] ? trace_hardirqs_on_caller+0x28/0x180 [ 318.385572] netlink_rcv_skb+0x13e/0x3d0 [ 318.389616] ? rtnetlink_put_metrics+0x490/0x490 [ 318.394360] ? netlink_ack+0xa70/0xa70 [ 318.398327] rtnetlink_rcv+0x10/0x20 [ 318.402552] netlink_unicast+0x443/0x650 [ 318.407087] ? netlink_attachskb+0x6c0/0x6c0 [ 318.411716] ? _copy_from_iter_full+0x182/0x720 [ 318.416987] ? __check_object_size+0x1ef/0x310 [ 318.421753] netlink_sendmsg+0x764/0xc60 [ 318.425973] ? netlink_unicast+0x650/0x650 [ 318.430275] ? apparmor_socket_sendmsg+0x1b/0x20 [ 318.435020] ? netlink_unicast+0x650/0x650 [ 318.439318] sock_sendmsg+0xb5/0xf0 [ 318.442935] ___sys_sendmsg+0x647/0x950 [ 318.446984] ? find_held_lock+0x36/0x1d0 [ 318.451284] ? copy_msghdr_from_user+0x430/0x430 [ 318.456628] ? __fget+0x278/0x400 [ 318.460185] ? kasan_check_read+0x11/0x20 [ 318.464779] ? __fget+0x295/0x400 [ 318.468223] ? expand_files.part.8+0x700/0x700 [ 318.472816] ? __f_unlock_pos+0xd/0x10 [ 318.476883] ? __fget_light+0x174/0x1e0 [ 318.480938] ? __fdget+0xe/0x10 [ 318.484294] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 318.489218] __sys_sendmsg+0xd9/0x180 [ 318.493523] ? __ia32_sys_shutdown+0x70/0x70 [ 318.498399] ? __sb_end_write+0xa4/0xd0 [ 318.502383] ? kasan_check_write+0x14/0x20 [ 318.507041] ? fput+0x18/0x120 [ 318.510236] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.515884] __x64_sys_sendmsg+0x73/0xb0 [ 318.520208] do_syscall_64+0xd0/0x4e0 [ 318.524004] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.529356] RIP: 0033:0x463d89 [ 318.532778] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 318.552920] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 318.560727] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 318.568497] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 318.576040] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 318.583657] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 318.592297] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 318.599681] CPU: 1 PID: 14075 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 318.608208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.618182] Call Trace: [ 318.620811] dump_stack+0x123/0x171 [ 318.624630] should_fail.cold.4+0x5/0xa [ 318.627157] FAULT_INJECTION: forcing a failure. [ 318.627157] name failslab, interval 1, probability 0, space 0, times 0 [ 318.628773] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 318.628790] __should_failslab+0xba/0xf0 [ 318.628797] should_failslab+0x9/0x20 [ 318.628803] kmem_cache_alloc+0x47/0x720 [ 318.628813] ? lock_acquire+0x173/0x3d0 [ 318.628823] skb_clone+0x115/0x340 [ 318.628833] netlink_deliver_tap+0x7d7/0xb00 [ 318.671603] __netlink_sendskb+0x62/0xc0 [ 318.675740] netlink_unicast+0x4ea/0x650 [ 318.679965] ? netlink_attachskb+0x6c0/0x6c0 [ 318.684733] netlink_ack+0x519/0xa70 [ 318.688547] ? netlink_sendmsg+0xc60/0xc60 [ 318.692785] ? find_held_lock+0x36/0x1d0 [ 318.697012] netlink_rcv_skb+0x2a8/0x3d0 [ 318.701067] ? lock_downgrade+0x860/0x860 [ 318.705201] ? rtnetlink_put_metrics+0x490/0x490 [ 318.710029] ? netlink_ack+0xa70/0xa70 [ 318.714275] ? netlink_deliver_tap+0x182/0xb00 [ 318.719044] rtnetlink_rcv+0x10/0x20 [ 318.723346] netlink_unicast+0x443/0x650 [ 318.727497] ? netlink_attachskb+0x6c0/0x6c0 [ 318.731973] ? _copy_from_iter_full+0x182/0x720 [ 318.736643] ? __check_object_size+0x1ef/0x310 [ 318.741202] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 318.746721] netlink_sendmsg+0x764/0xc60 [ 318.750766] ? netlink_unicast+0x650/0x650 [ 318.754985] ? apparmor_socket_sendmsg+0x1b/0x20 [ 318.759828] ? netlink_unicast+0x650/0x650 [ 318.764061] sock_sendmsg+0xb5/0xf0 [ 318.767762] ___sys_sendmsg+0x647/0x950 [ 318.772264] ? find_held_lock+0x36/0x1d0 [ 318.776577] ? copy_msghdr_from_user+0x430/0x430 [ 318.782123] ? __fget+0x278/0x400 [ 318.785563] ? kasan_check_read+0x11/0x20 [ 318.790077] ? __fget+0x295/0x400 [ 318.793512] ? expand_files.part.8+0x700/0x700 [ 318.798436] ? __f_unlock_pos+0xd/0x10 [ 318.802427] ? __fget_light+0x174/0x1e0 [ 318.806752] ? __fdget+0xe/0x10 [ 318.810195] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 318.815482] __sys_sendmsg+0xd9/0x180 [ 318.819885] ? __ia32_sys_shutdown+0x70/0x70 [ 318.824298] ? __sb_end_write+0xa4/0xd0 [ 318.828470] ? kasan_check_write+0x14/0x20 [ 318.833054] ? fput+0x18/0x120 [ 318.836885] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.842272] __x64_sys_sendmsg+0x73/0xb0 [ 318.846320] do_syscall_64+0xd0/0x4e0 [ 318.850103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.855290] RIP: 0033:0x463d89 [ 318.858464] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 318.878406] RSP: 002b:00007f5b884da198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 318.886105] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 318.893591] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 318.901291] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 318.909152] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa0 [ 318.916773] R13: 00007f5b884da6bc R14: 0000000000000009 R15: 0000000000000001 [ 318.925343] CPU: 0 PID: 14056 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 318.933493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.942931] Call Trace: [ 318.945784] dump_stack+0x123/0x171 [ 318.949499] should_fail.cold.4+0x5/0xa [ 318.953470] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 318.958862] ? lock_downgrade+0x860/0x860 [ 318.963006] ? ___might_sleep+0x16b/0x270 [ 318.967242] __should_failslab+0xba/0xf0 [ 318.972142] should_failslab+0x9/0x20 [ 318.975929] kmem_cache_alloc_trace+0x2cb/0x740 [ 318.980574] ? qfq_change_class+0xa93/0x14e0 [ 318.984994] ? qfq_change_class+0xa93/0x14e0 [ 318.989554] ? __local_bh_enable_ip+0x160/0x260 [ 318.994221] qfq_change_class+0xad9/0x14e0 [ 318.998706] ? qfq_delete_class+0x2d0/0x2d0 [ 319.003021] ? nla_parse+0x197/0x280 [ 319.006804] tc_ctl_tclass+0x3e9/0xba0 [ 319.010772] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 319.015878] ? find_held_lock+0x36/0x1d0 [ 319.020017] rtnetlink_rcv_msg+0x34f/0x8f0 [ 319.024419] ? rtnetlink_put_metrics+0x490/0x490 [ 319.029294] ? find_held_lock+0x36/0x1d0 [ 319.033372] netlink_rcv_skb+0x13e/0x3d0 [ 319.037426] ? lock_downgrade+0x860/0x860 [ 319.041581] ? rtnetlink_put_metrics+0x490/0x490 [ 319.046477] ? netlink_ack+0xa70/0xa70 [ 319.051158] ? netlink_deliver_tap+0x182/0xb00 [ 319.055961] rtnetlink_rcv+0x10/0x20 [ 319.059840] netlink_unicast+0x443/0x650 [ 319.063980] ? netlink_attachskb+0x6c0/0x6c0 [ 319.068654] ? _copy_from_iter_full+0x182/0x720 [ 319.073488] ? __check_object_size+0x1ef/0x310 [ 319.078072] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 319.083604] netlink_sendmsg+0x764/0xc60 [ 319.087645] ? netlink_unicast+0x650/0x650 [ 319.091956] ? apparmor_socket_sendmsg+0x1b/0x20 [ 319.096698] ? netlink_unicast+0x650/0x650 [ 319.100921] sock_sendmsg+0xb5/0xf0 [ 319.104697] ___sys_sendmsg+0x647/0x950 [ 319.108652] ? find_held_lock+0x36/0x1d0 [ 319.112739] ? copy_msghdr_from_user+0x430/0x430 [ 319.117496] ? __fget+0x278/0x400 [ 319.120931] ? kasan_check_read+0x11/0x20 [ 319.125632] ? __fget+0x295/0x400 [ 319.129071] ? expand_files.part.8+0x700/0x700 [ 319.133637] ? __f_unlock_pos+0xd/0x10 [ 319.137515] ? __fget_light+0x174/0x1e0 [ 319.141735] ? __fdget+0xe/0x10 [ 319.145013] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 319.150290] __sys_sendmsg+0xd9/0x180 [ 319.154092] ? __ia32_sys_shutdown+0x70/0x70 [ 319.158539] ? __sb_end_write+0xa4/0xd0 [ 319.162550] ? kasan_check_write+0x14/0x20 [ 319.166971] ? fput+0x18/0x120 [ 319.170236] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.175781] __x64_sys_sendmsg+0x73/0xb0 [ 319.179940] do_syscall_64+0xd0/0x4e0 [ 319.183811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.188980] RIP: 0033:0x463d89 [ 319.192159] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 319.213000] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 319.220833] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 319.228081] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 319.235341] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 319.242808] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 319.250326] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 2021/06/23 21:25:33 executed programs: 747 [ 319.262177] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 319.295949] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 319.319921] FAULT_INJECTION: forcing a failure. [ 319.319921] name failslab, interval 1, probability 0, space 0, times 0 [ 319.332392] CPU: 0 PID: 14074 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 319.340423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.350228] Call Trace: [ 319.352810] dump_stack+0x123/0x171 [ 319.356460] should_fail.cold.4+0x5/0xa [ 319.360517] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 319.365702] ? lock_downgrade+0x860/0x860 [ 319.370185] ? ___might_sleep+0x16b/0x270 [ 319.374336] __should_failslab+0xba/0xf0 [ 319.378399] should_failslab+0x9/0x20 [ 319.382217] kmem_cache_alloc_trace+0x2cb/0x740 [ 319.386902] ? qfq_change_class+0xa93/0x14e0 [ 319.391552] ? qfq_change_class+0xa93/0x14e0 [ 319.396038] ? __local_bh_enable_ip+0x160/0x260 [ 319.400986] qfq_change_class+0xad9/0x14e0 [ 319.405463] ? qfq_delete_class+0x2d0/0x2d0 [ 319.409781] ? nla_parse+0x197/0x280 [ 319.413488] tc_ctl_tclass+0x3e9/0xba0 [ 319.417471] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 319.422570] ? find_held_lock+0x36/0x1d0 [ 319.426630] rtnetlink_rcv_msg+0x34f/0x8f0 [ 319.430849] ? rtnetlink_put_metrics+0x490/0x490 [ 319.435777] ? find_held_lock+0x36/0x1d0 [ 319.440060] netlink_rcv_skb+0x13e/0x3d0 [ 319.444119] ? lock_downgrade+0x860/0x860 [ 319.448465] ? rtnetlink_put_metrics+0x490/0x490 [ 319.453390] ? netlink_ack+0xa70/0xa70 [ 319.457401] ? netlink_deliver_tap+0x182/0xb00 [ 319.462066] rtnetlink_rcv+0x10/0x20 [ 319.465777] netlink_unicast+0x443/0x650 [ 319.469972] ? netlink_attachskb+0x6c0/0x6c0 [ 319.474424] ? _copy_from_iter_full+0x182/0x720 [ 319.479200] ? __check_object_size+0x1ef/0x310 [ 319.483769] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 319.489307] netlink_sendmsg+0x764/0xc60 [ 319.493493] ? netlink_unicast+0x650/0x650 [ 319.497809] ? apparmor_socket_sendmsg+0x1b/0x20 [ 319.502754] ? netlink_unicast+0x650/0x650 [ 319.507070] sock_sendmsg+0xb5/0xf0 [ 319.510708] ___sys_sendmsg+0x647/0x950 [ 319.514860] ? find_held_lock+0x36/0x1d0 [ 319.519005] ? copy_msghdr_from_user+0x430/0x430 [ 319.523877] ? __fget+0x278/0x400 [ 319.527327] ? kasan_check_read+0x11/0x20 [ 319.531571] ? __fget+0x295/0x400 [ 319.535019] ? expand_files.part.8+0x700/0x700 [ 319.539724] ? __f_unlock_pos+0xd/0x10 [ 319.543613] ? __fget_light+0x174/0x1e0 [ 319.547849] ? __fdget+0xe/0x10 [ 319.551327] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 319.556333] __sys_sendmsg+0xd9/0x180 [ 319.560116] ? __ia32_sys_shutdown+0x70/0x70 [ 319.564686] ? __sb_end_write+0xa4/0xd0 [ 319.569203] ? kasan_check_write+0x14/0x20 [ 319.573530] ? fput+0x18/0x120 [ 319.577159] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.582663] __x64_sys_sendmsg+0x73/0xb0 [ 319.586983] do_syscall_64+0xd0/0x4e0 [ 319.590970] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.596250] RIP: 0033:0x463d89 [ 319.599434] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 319.619444] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 319.627287] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 319.635377] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 319.643204] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 319.650568] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 319.657827] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 319.672646] FAULT_INJECTION: forcing a failure. [ 319.672646] name failslab, interval 1, probability 0, space 0, times 0 [ 319.700912] CPU: 1 PID: 14091 Comm: syz-executor.5 Not tainted 4.19.195-syzkaller #0 [ 319.709157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.719723] Call Trace: [ 319.722413] dump_stack+0x123/0x171 [ 319.726203] should_fail.cold.4+0x5/0xa [ 319.730355] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 319.735889] ? lock_downgrade+0x860/0x860 [ 319.740243] ? ___might_sleep+0x16b/0x270 [ 319.744731] __should_failslab+0xba/0xf0 [ 319.748979] should_failslab+0x9/0x20 [ 319.752761] kmem_cache_alloc_trace+0x2cb/0x740 [ 319.757510] ? qfq_change_class+0xa93/0x14e0 [ 319.761917] ? qfq_change_class+0xa93/0x14e0 [ 319.766327] ? __local_bh_enable_ip+0x160/0x260 [ 319.770980] qfq_change_class+0xad9/0x14e0 [ 319.775222] ? qfq_delete_class+0x2d0/0x2d0 [ 319.779549] ? nla_parse+0x197/0x280 [ 319.783337] tc_ctl_tclass+0x3e9/0xba0 [ 319.787286] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 319.792472] ? find_held_lock+0x36/0x1d0 [ 319.796524] rtnetlink_rcv_msg+0x34f/0x8f0 [ 319.800742] ? rtnetlink_put_metrics+0x490/0x490 [ 319.805601] ? find_held_lock+0x36/0x1d0 [ 319.809820] netlink_rcv_skb+0x13e/0x3d0 [ 319.813919] ? lock_downgrade+0x860/0x860 [ 319.818442] ? rtnetlink_put_metrics+0x490/0x490 [ 319.823500] ? netlink_ack+0xa70/0xa70 [ 319.827423] ? netlink_deliver_tap+0x182/0xb00 [ 319.832266] rtnetlink_rcv+0x10/0x20 [ 319.835965] netlink_unicast+0x443/0x650 [ 319.841142] ? netlink_attachskb+0x6c0/0x6c0 [ 319.845839] ? _copy_from_iter_full+0x182/0x720 [ 319.850491] ? __check_object_size+0x1ef/0x310 [ 319.855235] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 319.861290] netlink_sendmsg+0x764/0xc60 [ 319.865506] ? netlink_unicast+0x650/0x650 [ 319.869920] ? apparmor_socket_sendmsg+0x1b/0x20 [ 319.874758] ? netlink_unicast+0x650/0x650 [ 319.879158] sock_sendmsg+0xb5/0xf0 [ 319.882788] ___sys_sendmsg+0x647/0x950 [ 319.886753] ? find_held_lock+0x36/0x1d0 [ 319.891064] ? copy_msghdr_from_user+0x430/0x430 [ 319.896532] ? __fget+0x278/0x400 [ 319.900454] ? kasan_check_read+0x11/0x20 [ 319.904599] ? __fget+0x295/0x400 [ 319.908311] ? expand_files.part.8+0x700/0x700 [ 319.912989] ? __f_unlock_pos+0xd/0x10 [ 319.916866] ? __fget_light+0x174/0x1e0 [ 319.920820] ? __fdget+0xe/0x10 [ 319.924260] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 319.929361] __sys_sendmsg+0xd9/0x180 [ 319.933283] ? __ia32_sys_shutdown+0x70/0x70 [ 319.938233] ? __sb_end_write+0xa4/0xd0 [ 319.942191] ? kasan_check_write+0x14/0x20 [ 319.946430] ? fput+0x18/0x120 [ 319.949632] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.955017] __x64_sys_sendmsg+0x73/0xb0 [ 319.959151] do_syscall_64+0xd0/0x4e0 [ 319.962958] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.968256] RIP: 0033:0x463d89 [ 319.971602] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 319.990851] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 319.998823] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 320.006089] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 320.013350] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 320.020610] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 320.027954] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 320.050281] FAULT_INJECTION: forcing a failure. [ 320.050281] name failslab, interval 1, probability 0, space 0, times 0 [ 320.065557] CPU: 1 PID: 14097 Comm: syz-executor.1 Not tainted 4.19.195-syzkaller #0 [ 320.073536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.090730] Call Trace: [ 320.093462] dump_stack+0x123/0x171 [ 320.097075] should_fail.cold.4+0x5/0xa [ 320.101125] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 320.106597] ? lock_downgrade+0x860/0x860 [ 320.110730] ? ___might_sleep+0x16b/0x270 [ 320.114869] __should_failslab+0xba/0xf0 [ 320.119176] should_failslab+0x9/0x20 [ 320.122965] kmem_cache_alloc_trace+0x2cb/0x740 [ 320.127618] ? qfq_change_class+0xa93/0x14e0 [ 320.132124] ? qfq_change_class+0xa93/0x14e0 [ 320.136542] ? __local_bh_enable_ip+0x160/0x260 [ 320.141217] qfq_change_class+0xad9/0x14e0 [ 320.145554] ? qfq_delete_class+0x2d0/0x2d0 [ 320.149981] ? nla_parse+0x197/0x280 [ 320.153872] tc_ctl_tclass+0x3e9/0xba0 [ 320.157757] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 320.163306] ? find_held_lock+0x36/0x1d0 [ 320.167478] rtnetlink_rcv_msg+0x34f/0x8f0 [ 320.171934] ? rtnetlink_put_metrics+0x490/0x490 [ 320.176708] ? find_held_lock+0x36/0x1d0 [ 320.181978] netlink_rcv_skb+0x13e/0x3d0 [ 320.186284] ? lock_downgrade+0x860/0x860 [ 320.190519] ? rtnetlink_put_metrics+0x490/0x490 [ 320.195427] ? netlink_ack+0xa70/0xa70 [ 320.199296] ? netlink_deliver_tap+0x182/0xb00 [ 320.204138] rtnetlink_rcv+0x10/0x20 [ 320.208003] netlink_unicast+0x443/0x650 [ 320.212050] ? netlink_attachskb+0x6c0/0x6c0 [ 320.216689] ? _copy_from_iter_full+0x182/0x720 [ 320.221364] ? __check_object_size+0x1ef/0x310 [ 320.225928] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 320.231535] netlink_sendmsg+0x764/0xc60 [ 320.235714] ? netlink_unicast+0x650/0x650 [ 320.240114] ? apparmor_socket_sendmsg+0x1b/0x20 [ 320.244947] ? netlink_unicast+0x650/0x650 [ 320.249254] sock_sendmsg+0xb5/0xf0 [ 320.253012] ___sys_sendmsg+0x647/0x950 [ 320.256980] ? find_held_lock+0x36/0x1d0 [ 320.261150] ? copy_msghdr_from_user+0x430/0x430 [ 320.265906] ? __fget+0x278/0x400 [ 320.269346] ? kasan_check_read+0x11/0x20 [ 320.273473] ? __fget+0x295/0x400 [ 320.276916] ? expand_files.part.8+0x700/0x700 [ 320.281910] ? __f_unlock_pos+0xd/0x10 [ 320.285880] ? __fget_light+0x174/0x1e0 [ 320.289892] ? __fdget+0xe/0x10 [ 320.293464] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 320.298485] __sys_sendmsg+0xd9/0x180 [ 320.302868] ? __ia32_sys_shutdown+0x70/0x70 [ 320.307258] ? __sb_end_write+0xa4/0xd0 [ 320.311322] ? kasan_check_write+0x14/0x20 [ 320.315540] ? fput+0x18/0x120 [ 320.318717] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 320.324330] __x64_sys_sendmsg+0x73/0xb0 [ 320.328963] do_syscall_64+0xd0/0x4e0 [ 320.332875] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 320.338348] RIP: 0033:0x463d89 [ 320.341515] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 320.360398] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 320.368375] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 320.375989] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 320.383325] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 320.390583] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 320.398225] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 320.420679] FAULT_INJECTION: forcing a failure. [ 320.420679] name failslab, interval 1, probability 0, space 0, times 0 [ 320.436928] CPU: 1 PID: 14101 Comm: syz-executor.2 Not tainted 4.19.195-syzkaller #0 [ 320.444835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.455006] Call Trace: [ 320.457972] dump_stack+0x123/0x171 [ 320.461678] should_fail.cold.4+0x5/0xa [ 320.466773] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 320.472127] ? lock_downgrade+0x860/0x860 [ 320.476690] ? ___might_sleep+0x16b/0x270 [ 320.481110] __should_failslab+0xba/0xf0 [ 320.485363] should_failslab+0x9/0x20 [ 320.489329] kmem_cache_alloc_node_trace+0x265/0x730 [ 320.494422] ? __lock_is_held+0xb5/0x140 [ 320.498561] __kmalloc_node+0x3c/0x70 [ 320.502567] qdisc_alloc+0xb1/0x9a0 [ 320.506186] ? kmem_cache_alloc_trace+0x347/0x740 [ 320.511119] qdisc_create_dflt+0x5e/0x1a0 [ 320.515251] qfq_change_class+0x6ae/0x14e0 [ 320.519469] ? security_capable+0x58/0xa0 [ 320.523608] ? qfq_delete_class+0x2d0/0x2d0 [ 320.527910] ? nla_parse+0x197/0x280 [ 320.531788] tc_ctl_tclass+0x3e9/0xba0 [ 320.535836] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 320.540940] ? find_held_lock+0x36/0x1d0 [ 320.545016] rtnetlink_rcv_msg+0x34f/0x8f0 [ 320.550541] ? rtnetlink_put_metrics+0x490/0x490 [ 320.555604] ? find_held_lock+0x36/0x1d0 [ 320.559749] netlink_rcv_skb+0x13e/0x3d0 [ 320.563911] ? lock_downgrade+0x860/0x860 [ 320.568045] ? rtnetlink_put_metrics+0x490/0x490 [ 320.573228] ? netlink_ack+0xa70/0xa70 [ 320.577228] ? netlink_deliver_tap+0x182/0xb00 [ 320.582194] rtnetlink_rcv+0x10/0x20 [ 320.585891] netlink_unicast+0x443/0x650 [ 320.590112] ? netlink_attachskb+0x6c0/0x6c0 [ 320.594849] ? _copy_from_iter_full+0x182/0x720 [ 320.599717] ? __check_object_size+0x1ef/0x310 [ 320.604488] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 320.610363] netlink_sendmsg+0x764/0xc60 [ 320.614882] ? netlink_unicast+0x650/0x650 [ 320.619541] ? apparmor_socket_sendmsg+0x1b/0x20 [ 320.624602] ? netlink_unicast+0x650/0x650 [ 320.628839] sock_sendmsg+0xb5/0xf0 [ 320.632553] ___sys_sendmsg+0x647/0x950 [ 320.636898] ? find_held_lock+0x36/0x1d0 [ 320.640944] ? copy_msghdr_from_user+0x430/0x430 [ 320.645976] ? __fget+0x278/0x400 [ 320.649920] ? kasan_check_read+0x11/0x20 [ 320.654235] ? __fget+0x295/0x400 [ 320.657689] ? expand_files.part.8+0x700/0x700 [ 320.662353] ? __f_unlock_pos+0xd/0x10 [ 320.666262] ? __fget_light+0x174/0x1e0 [ 320.670234] ? __fdget+0xe/0x10 [ 320.673586] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 320.678967] __sys_sendmsg+0xd9/0x180 [ 320.683188] ? __ia32_sys_shutdown+0x70/0x70 [ 320.687768] ? __sb_end_write+0xa4/0xd0 [ 320.691823] ? kasan_check_write+0x14/0x20 [ 320.696037] ? fput+0x18/0x120 [ 320.699220] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 320.704562] __x64_sys_sendmsg+0x73/0xb0 [ 320.708607] do_syscall_64+0xd0/0x4e0 [ 320.712497] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 320.717671] RIP: 0033:0x463d89 [ 320.721014] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 320.740073] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 320.747763] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 320.755194] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 320.762539] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 320.769900] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 320.777703] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 320.820181] FAULT_INJECTION: forcing a failure. [ 320.820181] name failslab, interval 1, probability 0, space 0, times 0 [ 320.832447] CPU: 1 PID: 14117 Comm: syz-executor.3 Not tainted 4.19.195-syzkaller #0 [ 320.840632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.850341] Call Trace: [ 320.853092] dump_stack+0x123/0x171 [ 320.856780] should_fail.cold.4+0x5/0xa [ 320.860781] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 320.865904] ? lock_downgrade+0x860/0x860 [ 320.870388] ? ___might_sleep+0x16b/0x270 [ 320.874546] __should_failslab+0xba/0xf0 [ 320.878660] should_failslab+0x9/0x20 [ 320.882841] kmem_cache_alloc_trace+0x2cb/0x740 [ 320.887783] ? qfq_change_class+0xa93/0x14e0 [ 320.892756] ? qfq_change_class+0xa93/0x14e0 [ 320.897417] ? __local_bh_enable_ip+0x160/0x260 [ 320.902178] qfq_change_class+0xad9/0x14e0 [ 320.906573] ? qfq_delete_class+0x2d0/0x2d0 [ 320.910894] ? nla_parse+0x197/0x280 [ 320.914686] tc_ctl_tclass+0x3e9/0xba0 [ 320.918657] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 320.923848] ? find_held_lock+0x36/0x1d0 [ 320.927926] rtnetlink_rcv_msg+0x34f/0x8f0 [ 320.932233] ? rtnetlink_put_metrics+0x490/0x490 [ 320.937809] ? find_held_lock+0x36/0x1d0 [ 320.941869] netlink_rcv_skb+0x13e/0x3d0 [ 320.946245] ? lock_downgrade+0x860/0x860 [ 320.950815] ? rtnetlink_put_metrics+0x490/0x490 [ 320.955582] ? netlink_ack+0xa70/0xa70 [ 320.959573] ? netlink_deliver_tap+0x182/0xb00 [ 320.964239] rtnetlink_rcv+0x10/0x20 [ 320.967982] netlink_unicast+0x443/0x650 [ 320.972122] ? netlink_attachskb+0x6c0/0x6c0 [ 320.976957] ? _copy_from_iter_full+0x182/0x720 [ 320.981709] ? __check_object_size+0x1ef/0x310 [ 320.986435] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 320.992130] netlink_sendmsg+0x764/0xc60 [ 320.996262] ? netlink_unicast+0x650/0x650 [ 321.000497] ? apparmor_socket_sendmsg+0x1b/0x20 [ 321.005239] ? netlink_unicast+0x650/0x650 [ 321.009645] sock_sendmsg+0xb5/0xf0 [ 321.013249] ___sys_sendmsg+0x647/0x950 [ 321.017376] ? find_held_lock+0x36/0x1d0 [ 321.021433] ? copy_msghdr_from_user+0x430/0x430 [ 321.026256] ? __fget+0x278/0x400 [ 321.029703] ? kasan_check_read+0x11/0x20 [ 321.033828] ? __fget+0x295/0x400 [ 321.037263] ? expand_files.part.8+0x700/0x700 [ 321.041912] ? __f_unlock_pos+0xd/0x10 [ 321.045787] ? __fget_light+0x174/0x1e0 [ 321.049747] ? __fdget+0xe/0x10 [ 321.053044] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 321.057960] __sys_sendmsg+0xd9/0x180 [ 321.062003] ? __ia32_sys_shutdown+0x70/0x70 [ 321.066585] ? __sb_end_write+0xa4/0xd0 [ 321.070561] ? kasan_check_write+0x14/0x20 [ 321.075488] ? fput+0x18/0x120 [ 321.078674] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.084115] __x64_sys_sendmsg+0x73/0xb0 [ 321.088300] do_syscall_64+0xd0/0x4e0 [ 321.092097] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.097276] RIP: 0033:0x463d89 [ 321.100454] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 321.119802] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 321.127492] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 321.134841] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 321.142118] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 321.149745] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 321.157343] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 321.169877] nla_parse: 5 callbacks suppressed [ 321.169891] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 321.206515] FAULT_INJECTION: forcing a failure. [ 321.206515] name failslab, interval 1, probability 0, space 0, times 0 [ 321.218418] CPU: 0 PID: 14129 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 321.226419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 321.235963] Call Trace: [ 321.238564] dump_stack+0x123/0x171 [ 321.242272] should_fail.cold.4+0x5/0xa [ 321.246312] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 321.251679] ? lock_downgrade+0x860/0x860 [ 321.255926] ? ___might_sleep+0x16b/0x270 [ 321.260075] __should_failslab+0xba/0xf0 [ 321.264124] should_failslab+0x9/0x20 [ 321.267952] kmem_cache_alloc_trace+0x2cb/0x740 [ 321.272612] ? qfq_change_class+0xa93/0x14e0 [ 321.277206] ? qfq_change_class+0xa93/0x14e0 [ 321.281609] ? __local_bh_enable_ip+0x160/0x260 [ 321.286362] qfq_change_class+0xad9/0x14e0 [ 321.290591] ? qfq_delete_class+0x2d0/0x2d0 [ 321.294911] ? nla_parse+0x197/0x280 [ 321.298807] tc_ctl_tclass+0x3e9/0xba0 [ 321.302984] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 321.308489] ? find_held_lock+0x36/0x1d0 [ 321.312560] rtnetlink_rcv_msg+0x34f/0x8f0 [ 321.316785] ? rtnetlink_put_metrics+0x490/0x490 [ 321.321530] ? find_held_lock+0x36/0x1d0 [ 321.325686] netlink_rcv_skb+0x13e/0x3d0 [ 321.329732] ? lock_downgrade+0x860/0x860 [ 321.333882] ? rtnetlink_put_metrics+0x490/0x490 [ 321.338849] ? netlink_ack+0xa70/0xa70 [ 321.342845] ? netlink_deliver_tap+0x182/0xb00 [ 321.347464] rtnetlink_rcv+0x10/0x20 [ 321.351170] netlink_unicast+0x443/0x650 [ 321.355215] ? netlink_attachskb+0x6c0/0x6c0 [ 321.359805] ? _copy_from_iter_full+0x182/0x720 [ 321.364461] ? __check_object_size+0x1ef/0x310 [ 321.369032] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 321.374549] netlink_sendmsg+0x764/0xc60 [ 321.378645] ? netlink_unicast+0x650/0x650 [ 321.382877] ? apparmor_socket_sendmsg+0x1b/0x20 [ 321.387678] ? netlink_unicast+0x650/0x650 [ 321.392244] sock_sendmsg+0xb5/0xf0 [ 321.396033] ___sys_sendmsg+0x647/0x950 [ 321.399992] ? find_held_lock+0x36/0x1d0 [ 321.404203] ? copy_msghdr_from_user+0x430/0x430 [ 321.408944] ? __fget+0x278/0x400 [ 321.412401] ? kasan_check_read+0x11/0x20 [ 321.416553] ? __fget+0x295/0x400 [ 321.420190] ? expand_files.part.8+0x700/0x700 [ 321.424867] ? __f_unlock_pos+0xd/0x10 [ 321.428790] ? __fget_light+0x174/0x1e0 [ 321.432833] ? __fdget+0xe/0x10 [ 321.436110] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 321.440947] __sys_sendmsg+0xd9/0x180 [ 321.444735] ? __ia32_sys_shutdown+0x70/0x70 [ 321.449141] ? __sb_end_write+0xa4/0xd0 [ 321.453125] ? kasan_check_write+0x14/0x20 [ 321.457438] ? fput+0x18/0x120 [ 321.460756] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.466236] __x64_sys_sendmsg+0x73/0xb0 [ 321.470317] do_syscall_64+0xd0/0x4e0 [ 321.474105] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.479279] RIP: 0033:0x463d89 [ 321.482547] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 321.502427] RSP: 002b:00007fdfa7495198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 321.510857] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 321.518377] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 321.525982] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 321.533345] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c0e0 [ 321.541069] R13: 00007fdfa74956bc R14: 0000000000000009 R15: 0000000000000001 [ 321.551119] FAULT_INJECTION: forcing a failure. [ 321.551119] name failslab, interval 1, probability 0, space 0, times 0 [ 321.563000] CPU: 0 PID: 14130 Comm: syz-executor.4 Not tainted 4.19.195-syzkaller #0 [ 321.571069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 321.580587] Call Trace: [ 321.583292] dump_stack+0x123/0x171 [ 321.587041] should_fail.cold.4+0x5/0xa [ 321.591107] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 321.596672] ? lock_downgrade+0x860/0x860 [ 321.600939] ? ___might_sleep+0x16b/0x270 [ 321.605092] __should_failslab+0xba/0xf0 [ 321.609317] should_failslab+0x9/0x20 [ 321.618860] kmem_cache_alloc_trace+0x2cb/0x740 [ 321.623699] ? qfq_change_class+0xa93/0x14e0 [ 321.629034] ? qfq_change_class+0xa93/0x14e0 [ 321.633440] ? __local_bh_enable_ip+0x160/0x260 [ 321.638349] qfq_change_class+0xad9/0x14e0 [ 321.642850] ? qfq_delete_class+0x2d0/0x2d0 [ 321.647517] ? nla_parse+0x197/0x280 [ 321.651589] tc_ctl_tclass+0x3e9/0xba0 [ 321.656233] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 321.661365] ? find_held_lock+0x36/0x1d0 [ 321.665590] rtnetlink_rcv_msg+0x34f/0x8f0 [ 321.669831] ? rtnetlink_put_metrics+0x490/0x490 [ 321.674686] ? find_held_lock+0x36/0x1d0 [ 321.678921] netlink_rcv_skb+0x13e/0x3d0 [ 321.683601] ? lock_downgrade+0x860/0x860 [ 321.688009] ? rtnetlink_put_metrics+0x490/0x490 [ 321.692846] ? netlink_ack+0xa70/0xa70 [ 321.697178] ? netlink_deliver_tap+0x182/0xb00 [ 321.701775] rtnetlink_rcv+0x10/0x20 [ 321.705485] netlink_unicast+0x443/0x650 [ 321.709642] ? netlink_attachskb+0x6c0/0x6c0 [ 321.716331] ? _copy_from_iter_full+0x182/0x720 [ 321.722317] ? __check_object_size+0x1ef/0x310 [ 321.726928] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 321.732941] netlink_sendmsg+0x764/0xc60 [ 321.739187] ? netlink_unicast+0x650/0x650 [ 321.743528] ? apparmor_socket_sendmsg+0x1b/0x20 [ 321.748366] ? netlink_unicast+0x650/0x650 [ 321.752597] sock_sendmsg+0xb5/0xf0 [ 321.756321] ___sys_sendmsg+0x647/0x950 [ 321.760379] ? find_held_lock+0x36/0x1d0 [ 321.764614] ? copy_msghdr_from_user+0x430/0x430 [ 321.769386] ? __fget+0x278/0x400 [ 321.773262] ? kasan_check_read+0x11/0x20 [ 321.777395] ? __fget+0x295/0x400 [ 321.781044] ? expand_files.part.8+0x700/0x700 [ 321.785698] ? __f_unlock_pos+0xd/0x10 [ 321.789655] ? __fget_light+0x174/0x1e0 [ 321.793644] ? __fdget+0xe/0x10 [ 321.796944] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 321.801875] __sys_sendmsg+0xd9/0x180 [ 321.806030] ? __ia32_sys_shutdown+0x70/0x70 [ 321.810429] ? __sb_end_write+0xa4/0xd0 [ 321.814391] ? kasan_check_write+0x14/0x20 [ 321.818816] ? fput+0x18/0x120 [ 321.822003] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.827793] __x64_sys_sendmsg+0x73/0xb0 [ 321.832558] do_syscall_64+0xd0/0x4e0 [ 321.836362] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.841664] RIP: 0033:0x463d89 [ 321.844846] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 321.863948] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 321.872281] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 321.879548] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 321.886895] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 321.894732] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 321.902529] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 321.912590] ================================================================== [ 321.920241] BUG: KASAN: use-after-free in qfq_search_class+0x181/0x1f0 [ 321.927219] Read of size 4 at addr ffff8881dd7386c0 by task syz-executor.0/14127 [ 321.934846] [ 321.936484] CPU: 1 PID: 14127 Comm: syz-executor.0 Not tainted 4.19.195-syzkaller #0 [ 321.944359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 321.953711] Call Trace: [ 321.956319] dump_stack+0x123/0x171 [ 321.960089] print_address_description.cold.8+0x9/0x1ff [ 321.965575] kasan_report.cold.9+0x242/0x2fe [ 321.969968] ? qfq_search_class+0x181/0x1f0 [ 321.977164] __asan_report_load4_noabort+0x14/0x20 [ 321.982084] qfq_search_class+0x181/0x1f0 [ 321.986417] ? qdisc_lookup+0x48/0x1a0 [ 321.990287] tc_ctl_tclass+0x63a/0xba0 [ 321.994165] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 321.999859] ? find_held_lock+0x36/0x1d0 [ 322.003927] rtnetlink_rcv_msg+0x34f/0x8f0 [ 322.008789] ? rtnetlink_put_metrics+0x490/0x490 [ 322.013618] ? find_held_lock+0x36/0x1d0 [ 322.017896] netlink_rcv_skb+0x13e/0x3d0 [ 322.022116] ? lock_downgrade+0x860/0x860 [ 322.026251] ? rtnetlink_put_metrics+0x490/0x490 [ 322.031000] ? netlink_ack+0xa70/0xa70 [ 322.034956] ? netlink_deliver_tap+0x182/0xb00 [ 322.039520] rtnetlink_rcv+0x10/0x20 [ 322.043213] netlink_unicast+0x443/0x650 [ 322.047254] ? netlink_attachskb+0x6c0/0x6c0 [ 322.051746] ? _copy_from_iter_full+0x182/0x720 [ 322.056420] ? __check_object_size+0x1ef/0x310 [ 322.061001] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 322.066543] netlink_sendmsg+0x764/0xc60 [ 322.070585] ? netlink_unicast+0x650/0x650 [ 322.074802] ? apparmor_socket_sendmsg+0x1b/0x20 [ 322.079743] ? netlink_unicast+0x650/0x650 [ 322.084049] sock_sendmsg+0xb5/0xf0 [ 322.087660] ___sys_sendmsg+0x647/0x950 [ 322.091612] ? find_held_lock+0x36/0x1d0 [ 322.095762] ? copy_msghdr_from_user+0x430/0x430 [ 322.100507] ? __fget+0x278/0x400 [ 322.103981] ? kasan_check_read+0x11/0x20 [ 322.108125] ? __fget+0x295/0x400 [ 322.111572] ? expand_files.part.8+0x700/0x700 [ 322.116489] ? __fget_light+0x174/0x1e0 [ 322.120747] ? __fdget+0xe/0x10 [ 322.124290] __sys_sendmsg+0xd9/0x180 [ 322.128221] ? __ia32_sys_shutdown+0x70/0x70 [ 322.132805] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 322.138255] __x64_sys_sendmsg+0x73/0xb0 [ 322.142661] do_syscall_64+0xd0/0x4e0 [ 322.146538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 322.151831] RIP: 0033:0x463d89 [ 322.155060] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 322.174086] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 322.181778] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 322.189110] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 322.196712] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 322.203961] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 322.211239] R13: 00007fdfa74b66bc R14: 00000000ffffffff R15: 0000000000000003 [ 322.218856] [ 322.220477] Allocated by task 14129: [ 322.224209] save_stack+0x43/0xd0 [ 322.227729] kasan_kmalloc+0xc7/0xe0 [ 322.231436] kmem_cache_alloc_trace+0x152/0x740 [ 322.236176] qfq_change_class+0x613/0x14e0 [ 322.240417] tc_ctl_tclass+0x3e9/0xba0 [ 322.244476] rtnetlink_rcv_msg+0x34f/0x8f0 [ 322.248708] netlink_rcv_skb+0x13e/0x3d0 [ 322.252750] rtnetlink_rcv+0x10/0x20 [ 322.256618] netlink_unicast+0x443/0x650 [ 322.260671] netlink_sendmsg+0x764/0xc60 [ 322.264723] sock_sendmsg+0xb5/0xf0 [ 322.268325] ___sys_sendmsg+0x647/0x950 [ 322.272357] __sys_sendmsg+0xd9/0x180 [ 322.276169] __x64_sys_sendmsg+0x73/0xb0 [ 322.280330] do_syscall_64+0xd0/0x4e0 [ 322.284117] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 322.289368] [ 322.290970] Freed by task 14129: [ 322.294322] save_stack+0x43/0xd0 [ 322.297843] __kasan_slab_free+0x102/0x150 [ 322.302058] kasan_slab_free+0xe/0x10 [ 322.305837] kfree+0xcf/0x220 [ 322.308920] qfq_change_class+0xd44/0x14e0 [ 322.313135] tc_ctl_tclass+0x3e9/0xba0 [ 322.317003] rtnetlink_rcv_msg+0x34f/0x8f0 [ 322.321332] netlink_rcv_skb+0x13e/0x3d0 [ 322.325378] rtnetlink_rcv+0x10/0x20 [ 322.329075] netlink_unicast+0x443/0x650 [ 322.333117] netlink_sendmsg+0x764/0xc60 [ 322.337177] sock_sendmsg+0xb5/0xf0 [ 322.340788] ___sys_sendmsg+0x647/0x950 [ 322.344740] __sys_sendmsg+0xd9/0x180 [ 322.348515] __x64_sys_sendmsg+0x73/0xb0 [ 322.352641] do_syscall_64+0xd0/0x4e0 [ 322.356430] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 322.361684] [ 322.363317] The buggy address belongs to the object at ffff8881dd7386c0 [ 322.363317] which belongs to the cache kmalloc-128 of size 128 [ 322.376129] The buggy address is located 0 bytes inside of [ 322.376129] 128-byte region [ffff8881dd7386c0, ffff8881dd738740) [ 322.388014] The buggy address belongs to the page: [ 322.393026] page:ffffea000775ce00 count:1 mapcount:0 mapping:ffff8881f6400640 index:0x0 [ 322.401292] flags: 0x17ffe0000000100(slab) [ 322.405623] raw: 017ffe0000000100 ffffea00077533c8 ffffea0007760308 ffff8881f6400640 [ 322.413674] raw: 0000000000000000 ffff8881dd738000 0000000100000015 0000000000000000 [ 322.421564] page dumped because: kasan: bad access detected [ 322.427346] [ 322.428989] Memory state around the buggy address: [ 322.434545] ffff8881dd738580: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc [ 322.442433] ffff8881dd738600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 322.449787] >ffff8881dd738680: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 322.457213] ^ [ 322.462904] ffff8881dd738700: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 322.471371] ffff8881dd738780: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc [ 322.478843] ================================================================== [ 322.486418] Disabling lock debugging due to kernel taint [ 322.501088] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 322.520243] FAULT_INJECTION: forcing a failure. [ 322.520243] name failslab, interval 1, probability 0, space 0, times 0 [ 322.532560] CPU: 0 PID: 14138 Comm: syz-executor.5 Tainted: G B 4.19.195-syzkaller #0 [ 322.542104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.551765] Call Trace: [ 322.554531] dump_stack+0x123/0x171 [ 322.558176] should_fail.cold.4+0x5/0xa [ 322.562226] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 322.567404] ? lock_downgrade+0x860/0x860 [ 322.571869] ? set_page_refcounted+0x100/0x100 [ 322.576454] ? ___might_sleep+0x16b/0x270 [ 322.580596] __should_failslab+0xba/0xf0 [ 322.584727] should_failslab+0x9/0x20 [ 322.588535] kmem_cache_alloc_trace+0x2cb/0x740 [ 322.593190] ? qfq_change_class+0xa93/0x14e0 [ 322.597857] ? qfq_change_class+0xa93/0x14e0 [ 322.602559] ? __local_bh_enable_ip+0x160/0x260 [ 322.607952] qfq_change_class+0xad9/0x14e0 [ 322.612359] ? qfq_delete_class+0x2d0/0x2d0 [ 322.616859] ? nla_parse+0x197/0x280 [ 322.620644] tc_ctl_tclass+0x3e9/0xba0 [ 322.624524] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 322.629809] ? find_held_lock+0x36/0x1d0 [ 322.636763] rtnetlink_rcv_msg+0x34f/0x8f0 [ 322.641076] ? rtnetlink_put_metrics+0x490/0x490 [ 322.645820] ? find_held_lock+0x36/0x1d0 [ 322.649978] netlink_rcv_skb+0x13e/0x3d0 [ 322.654151] ? lock_downgrade+0x860/0x860 [ 322.658301] ? rtnetlink_put_metrics+0x490/0x490 [ 322.663042] ? netlink_ack+0xa70/0xa70 [ 322.667348] ? netlink_deliver_tap+0x182/0xb00 [ 322.672017] rtnetlink_rcv+0x10/0x20 [ 322.675817] netlink_unicast+0x443/0x650 [ 322.680530] ? netlink_attachskb+0x6c0/0x6c0 [ 322.685406] ? _copy_from_iter_full+0x182/0x720 [ 322.692228] ? __check_object_size+0x1ef/0x310 [ 322.697372] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 322.703081] netlink_sendmsg+0x764/0xc60 [ 322.707277] ? netlink_unicast+0x650/0x650 [ 322.711707] ? apparmor_socket_sendmsg+0x1b/0x20 [ 322.716940] ? netlink_unicast+0x650/0x650 [ 322.721223] sock_sendmsg+0xb5/0xf0 [ 322.724953] ___sys_sendmsg+0x647/0x950 [ 322.729916] ? find_held_lock+0x36/0x1d0 [ 322.734155] ? copy_msghdr_from_user+0x430/0x430 [ 322.738965] ? __fget+0x278/0x400 [ 322.742458] ? kasan_check_read+0x11/0x20 [ 322.746593] ? __fget+0x295/0x400 [ 322.750459] ? expand_files.part.8+0x700/0x700 [ 322.755022] ? __f_unlock_pos+0xd/0x10 [ 322.758976] ? __fget_light+0x174/0x1e0 [ 322.763016] ? __fdget+0xe/0x10 [ 322.766889] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 322.771977] __sys_sendmsg+0xd9/0x180 [ 322.775874] ? __ia32_sys_shutdown+0x70/0x70 [ 322.780636] ? __sb_end_write+0xa4/0xd0 [ 322.784976] ? kasan_check_write+0x14/0x20 [ 322.789195] ? fput+0x18/0x120 [ 322.793849] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 322.799289] __x64_sys_sendmsg+0x73/0xb0 [ 322.803863] do_syscall_64+0xd0/0x4e0 [ 322.807648] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 322.813272] RIP: 0033:0x463d89 [ 322.816617] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 322.836196] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 322.843887] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 322.851468] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 322.858994] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 322.866334] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 322.873873] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 322.883867] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 322.899481] FAULT_INJECTION: forcing a failure. [ 322.899481] name failslab, interval 1, probability 0, space 0, times 0 [ 322.912004] CPU: 0 PID: 14146 Comm: syz-executor.1 Tainted: G B 4.19.195-syzkaller #0 [ 322.921743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.931175] Call Trace: [ 322.933816] dump_stack+0x123/0x171 [ 322.937434] should_fail.cold.4+0x5/0xa [ 322.941530] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 322.946714] ? lock_downgrade+0x860/0x860 [ 322.951021] ? set_page_refcounted+0x100/0x100 [ 322.955763] ? ___might_sleep+0x16b/0x270 [ 322.960000] __should_failslab+0xba/0xf0 [ 322.964053] should_failslab+0x9/0x20 [ 322.967870] kmem_cache_alloc_trace+0x2cb/0x740 [ 322.972534] ? qfq_change_class+0xa93/0x14e0 [ 322.976951] ? qfq_change_class+0xa93/0x14e0 [ 322.981342] ? __local_bh_enable_ip+0x160/0x260 [ 322.986121] qfq_change_class+0xad9/0x14e0 [ 322.990341] ? qfq_delete_class+0x2d0/0x2d0 [ 322.994663] ? nla_parse+0x197/0x280 [ 322.998426] tc_ctl_tclass+0x3e9/0xba0 [ 323.002327] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 323.007511] ? find_held_lock+0x36/0x1d0 [ 323.011558] rtnetlink_rcv_msg+0x34f/0x8f0 [ 323.016234] ? rtnetlink_put_metrics+0x490/0x490 [ 323.020995] ? find_held_lock+0x36/0x1d0 [ 323.025123] netlink_rcv_skb+0x13e/0x3d0 [ 323.029192] ? lock_downgrade+0x860/0x860 [ 323.033325] ? rtnetlink_put_metrics+0x490/0x490 [ 323.038063] ? netlink_ack+0xa70/0xa70 [ 323.041961] ? netlink_deliver_tap+0x182/0xb00 [ 323.046872] rtnetlink_rcv+0x10/0x20 [ 323.055524] netlink_unicast+0x443/0x650 [ 323.059582] ? netlink_attachskb+0x6c0/0x6c0 [ 323.064778] ? _copy_from_iter_full+0x182/0x720 [ 323.069629] ? __check_object_size+0x1ef/0x310 [ 323.074192] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 323.079710] netlink_sendmsg+0x764/0xc60 [ 323.084277] ? netlink_unicast+0x650/0x650 [ 323.088982] ? apparmor_socket_sendmsg+0x1b/0x20 [ 323.094773] ? netlink_unicast+0x650/0x650 [ 323.098991] sock_sendmsg+0xb5/0xf0 [ 323.102602] ___sys_sendmsg+0x647/0x950 [ 323.106611] ? find_held_lock+0x36/0x1d0 [ 323.110894] ? copy_msghdr_from_user+0x430/0x430 [ 323.116199] ? __fget+0x278/0x400 [ 323.119701] ? kasan_check_read+0x11/0x20 [ 323.123927] ? __fget+0x295/0x400 [ 323.127501] ? expand_files.part.8+0x700/0x700 [ 323.132295] ? __f_unlock_pos+0xd/0x10 [ 323.136358] ? __fget_light+0x174/0x1e0 [ 323.140404] ? __fdget+0xe/0x10 [ 323.143762] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 323.148765] __sys_sendmsg+0xd9/0x180 [ 323.152562] ? __ia32_sys_shutdown+0x70/0x70 [ 323.157091] ? __sb_end_write+0xa4/0xd0 [ 323.161160] ? kasan_check_write+0x14/0x20 [ 323.165673] ? fput+0x18/0x120 [ 323.168906] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.174470] __x64_sys_sendmsg+0x73/0xb0 [ 323.179365] do_syscall_64+0xd0/0x4e0 [ 323.183362] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.190058] RIP: 0033:0x463d89 [ 323.193513] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 323.212488] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 323.220275] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 323.227528] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 323.234998] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 323.243266] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 323.251004] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 323.259228] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 323.274986] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 323.287684] FAULT_INJECTION: forcing a failure. [ 323.287684] name failslab, interval 1, probability 0, space 0, times 0 [ 323.300194] CPU: 1 PID: 14168 Comm: syz-executor.2 Tainted: G B 4.19.195-syzkaller #0 [ 323.311082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.322948] Call Trace: [ 323.326268] dump_stack+0x123/0x171 [ 323.329939] should_fail.cold.4+0x5/0xa [ 323.334523] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 323.339889] ? lock_downgrade+0x860/0x860 [ 323.344014] ? set_page_refcounted+0x100/0x100 [ 323.348591] ? ___might_sleep+0x16b/0x270 [ 323.352830] __should_failslab+0xba/0xf0 [ 323.356873] should_failslab+0x9/0x20 [ 323.360834] kmem_cache_alloc_trace+0x2cb/0x740 [ 323.366151] ? qfq_change_class+0xa93/0x14e0 [ 323.371585] ? qfq_change_class+0xa93/0x14e0 [ 323.376129] ? __local_bh_enable_ip+0x160/0x260 [ 323.380782] qfq_change_class+0xad9/0x14e0 [ 323.385289] ? qfq_delete_class+0x2d0/0x2d0 [ 323.390053] ? nla_parse+0x197/0x280 [ 323.393929] tc_ctl_tclass+0x3e9/0xba0 [ 323.398116] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 323.405903] ? find_held_lock+0x36/0x1d0 [ 323.410186] rtnetlink_rcv_msg+0x34f/0x8f0 [ 323.414408] ? rtnetlink_put_metrics+0x490/0x490 [ 323.419345] ? find_held_lock+0x36/0x1d0 [ 323.423385] netlink_rcv_skb+0x13e/0x3d0 [ 323.427453] ? lock_downgrade+0x860/0x860 [ 323.431581] ? rtnetlink_put_metrics+0x490/0x490 [ 323.436594] ? netlink_ack+0xa70/0xa70 [ 323.440566] ? netlink_deliver_tap+0x182/0xb00 [ 323.445141] rtnetlink_rcv+0x10/0x20 [ 323.448843] netlink_unicast+0x443/0x650 [ 323.452881] ? netlink_attachskb+0x6c0/0x6c0 [ 323.457365] ? _copy_from_iter_full+0x182/0x720 [ 323.462187] ? __check_object_size+0x1ef/0x310 [ 323.466745] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 323.472260] netlink_sendmsg+0x764/0xc60 [ 323.476309] ? netlink_unicast+0x650/0x650 [ 323.480790] ? apparmor_socket_sendmsg+0x1b/0x20 [ 323.485531] ? netlink_unicast+0x650/0x650 [ 323.489758] sock_sendmsg+0xb5/0xf0 [ 323.493374] ___sys_sendmsg+0x647/0x950 [ 323.497336] ? find_held_lock+0x36/0x1d0 [ 323.501478] ? copy_msghdr_from_user+0x430/0x430 [ 323.506217] ? __fget+0x278/0x400 [ 323.509743] ? kasan_check_read+0x11/0x20 [ 323.513868] ? __fget+0x295/0x400 [ 323.517402] ? expand_files.part.8+0x700/0x700 [ 323.522045] ? __f_unlock_pos+0xd/0x10 [ 323.525993] ? __fget_light+0x174/0x1e0 [ 323.529944] ? __fdget+0xe/0x10 [ 323.533391] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 323.538386] __sys_sendmsg+0xd9/0x180 [ 323.542266] ? __ia32_sys_shutdown+0x70/0x70 [ 323.546833] ? __sb_end_write+0xa4/0xd0 [ 323.550787] ? kasan_check_write+0x14/0x20 [ 323.555005] ? fput+0x18/0x120 [ 323.558183] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.563702] __x64_sys_sendmsg+0x73/0xb0 [ 323.567758] do_syscall_64+0xd0/0x4e0 [ 323.571539] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.576802] RIP: 0033:0x463d89 [ 323.580143] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 323.599452] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 323.607231] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 323.614661] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 323.622022] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 323.629452] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 323.636806] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 323.645428] FAULT_INJECTION: forcing a failure. [ 323.645428] name failslab, interval 1, probability 0, space 0, times 0 [ 323.657865] CPU: 1 PID: 14170 Comm: syz-executor.3 Tainted: G B 4.19.195-syzkaller #0 [ 323.667228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.676864] Call Trace: [ 323.679449] dump_stack+0x123/0x171 [ 323.683077] should_fail.cold.4+0x5/0xa [ 323.687258] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 323.692357] ? lock_downgrade+0x860/0x860 [ 323.696499] ? set_page_refcounted+0x100/0x100 [ 323.701075] ? ___might_sleep+0x16b/0x270 [ 323.705208] __should_failslab+0xba/0xf0 [ 323.709426] should_failslab+0x9/0x20 [ 323.713566] kmem_cache_alloc_trace+0x2cb/0x740 [ 323.718221] ? qfq_change_class+0xa93/0x14e0 [ 323.722614] ? qfq_change_class+0xa93/0x14e0 [ 323.727117] ? __local_bh_enable_ip+0x160/0x260 [ 323.731893] qfq_change_class+0xad9/0x14e0 [ 323.736154] ? qfq_delete_class+0x2d0/0x2d0 [ 323.740580] ? nla_parse+0x197/0x280 [ 323.744584] tc_ctl_tclass+0x3e9/0xba0 [ 323.748457] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 323.753571] ? find_held_lock+0x36/0x1d0 [ 323.757624] rtnetlink_rcv_msg+0x34f/0x8f0 [ 323.761860] ? rtnetlink_put_metrics+0x490/0x490 [ 323.766807] ? find_held_lock+0x36/0x1d0 [ 323.771034] netlink_rcv_skb+0x13e/0x3d0 [ 323.775261] ? lock_downgrade+0x860/0x860 [ 323.779410] ? rtnetlink_put_metrics+0x490/0x490 [ 323.784322] ? netlink_ack+0xa70/0xa70 [ 323.788208] ? netlink_deliver_tap+0x182/0xb00 [ 323.792881] rtnetlink_rcv+0x10/0x20 [ 323.796581] netlink_unicast+0x443/0x650 [ 323.800637] ? netlink_attachskb+0x6c0/0x6c0 [ 323.806418] ? _copy_from_iter_full+0x182/0x720 [ 323.811078] ? __check_object_size+0x1ef/0x310 [ 323.815674] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 323.821471] netlink_sendmsg+0x764/0xc60 [ 323.825531] ? netlink_unicast+0x650/0x650 [ 323.829897] ? apparmor_socket_sendmsg+0x1b/0x20 [ 323.834644] ? netlink_unicast+0x650/0x650 [ 323.838861] sock_sendmsg+0xb5/0xf0 [ 323.842467] ___sys_sendmsg+0x647/0x950 [ 323.846419] ? find_held_lock+0x36/0x1d0 [ 323.850467] ? copy_msghdr_from_user+0x430/0x430 [ 323.855287] ? __fget+0x278/0x400 [ 323.858723] ? kasan_check_read+0x11/0x20 [ 323.862863] ? __fget+0x295/0x400 [ 323.866311] ? expand_files.part.8+0x700/0x700 [ 323.870879] ? __f_unlock_pos+0xd/0x10 [ 323.875348] ? __fget_light+0x174/0x1e0 [ 323.879483] ? __fdget+0xe/0x10 [ 323.882762] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 323.887600] __sys_sendmsg+0xd9/0x180 [ 323.891678] ? __ia32_sys_shutdown+0x70/0x70 [ 323.896074] ? __sb_end_write+0xa4/0xd0 [ 323.900034] ? kasan_check_write+0x14/0x20 [ 323.904257] ? fput+0x18/0x120 [ 323.907551] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.913237] __x64_sys_sendmsg+0x73/0xb0 [ 323.917318] do_syscall_64+0xd0/0x4e0 [ 323.921224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.926414] RIP: 0033:0x463d89 [ 323.929584] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 323.948575] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 323.956361] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 323.963612] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 323.970865] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 323.978301] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 323.985633] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 323.999124] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 324.023352] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 324.036908] FAULT_INJECTION: forcing a failure. [ 324.036908] name failslab, interval 1, probability 0, space 0, times 0 [ 324.048632] CPU: 0 PID: 14176 Comm: syz-executor.4 Tainted: G B 4.19.195-syzkaller #0 [ 324.057901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.067423] Call Trace: [ 324.070001] dump_stack+0x123/0x171 [ 324.073612] should_fail.cold.4+0x5/0xa [ 324.077591] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 324.082943] ? lock_downgrade+0x860/0x860 [ 324.087082] ? set_page_refcounted+0x100/0x100 [ 324.091639] ? ___might_sleep+0x16b/0x270 [ 324.095777] __should_failslab+0xba/0xf0 [ 324.099814] should_failslab+0x9/0x20 [ 324.103599] kmem_cache_alloc_trace+0x2cb/0x740 [ 324.108340] ? qfq_change_class+0xa93/0x14e0 [ 324.112750] ? qfq_change_class+0xa93/0x14e0 [ 324.117138] ? __local_bh_enable_ip+0x160/0x260 [ 324.121873] qfq_change_class+0xad9/0x14e0 [ 324.126175] ? qfq_delete_class+0x2d0/0x2d0 [ 324.130571] ? nla_parse+0x197/0x280 [ 324.134289] tc_ctl_tclass+0x3e9/0xba0 [ 324.138271] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 324.143371] ? find_held_lock+0x36/0x1d0 [ 324.147512] rtnetlink_rcv_msg+0x34f/0x8f0 [ 324.151736] ? rtnetlink_put_metrics+0x490/0x490 [ 324.156492] ? find_held_lock+0x36/0x1d0 [ 324.160551] netlink_rcv_skb+0x13e/0x3d0 [ 324.164704] ? lock_downgrade+0x860/0x860 [ 324.168844] ? rtnetlink_put_metrics+0x490/0x490 [ 324.173593] ? netlink_ack+0xa70/0xa70 [ 324.177463] ? netlink_deliver_tap+0x182/0xb00 [ 324.182041] rtnetlink_rcv+0x10/0x20 [ 324.185927] netlink_unicast+0x443/0x650 [ 324.190086] ? netlink_attachskb+0x6c0/0x6c0 [ 324.194480] ? _copy_from_iter_full+0x182/0x720 [ 324.199306] ? __check_object_size+0x1ef/0x310 [ 324.204042] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 324.209568] netlink_sendmsg+0x764/0xc60 [ 324.213627] ? netlink_unicast+0x650/0x650 [ 324.217871] ? apparmor_socket_sendmsg+0x1b/0x20 [ 324.222608] ? netlink_unicast+0x650/0x650 [ 324.227108] sock_sendmsg+0xb5/0xf0 [ 324.230890] ___sys_sendmsg+0x647/0x950 [ 324.234876] ? find_held_lock+0x36/0x1d0 [ 324.239087] ? copy_msghdr_from_user+0x430/0x430 [ 324.243831] ? __fget+0x278/0x400 [ 324.247371] ? kasan_check_read+0x11/0x20 [ 324.251497] ? __fget+0x295/0x400 [ 324.255456] ? expand_files.part.8+0x700/0x700 [ 324.260064] ? __f_unlock_pos+0xd/0x10 [ 324.263949] ? __fget_light+0x174/0x1e0 [ 324.268028] ? __fdget+0xe/0x10 [ 324.271296] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 324.276552] __sys_sendmsg+0xd9/0x180 [ 324.280334] ? __ia32_sys_shutdown+0x70/0x70 [ 324.284724] ? __sb_end_write+0xa4/0xd0 [ 324.288694] ? kasan_check_write+0x14/0x20 [ 324.293089] ? fput+0x18/0x120 [ 324.296538] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 324.302146] __x64_sys_sendmsg+0x73/0xb0 [ 324.306299] do_syscall_64+0xd0/0x4e0 [ 324.310569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 324.316125] RIP: 0033:0x463d89 [ 324.319307] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 2021/06/23 21:25:38 executed programs: 760 [ 324.338327] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 324.346317] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 324.353914] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 324.361540] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 324.369287] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 324.376628] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 324.388604] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 324.402888] FAULT_INJECTION: forcing a failure. [ 324.402888] name failslab, interval 1, probability 0, space 0, times 0 [ 324.418389] CPU: 0 PID: 14184 Comm: syz-executor.0 Tainted: G B 4.19.195-syzkaller #0 [ 324.429147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.438505] Call Trace: [ 324.441086] dump_stack+0x123/0x171 [ 324.444707] should_fail.cold.4+0x5/0xa [ 324.448760] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 324.453847] ? lock_downgrade+0x860/0x860 [ 324.457974] ? set_page_refcounted+0x100/0x100 [ 324.462643] ? ___might_sleep+0x16b/0x270 [ 324.466915] __should_failslab+0xba/0xf0 [ 324.471050] should_failslab+0x9/0x20 [ 324.474834] kmem_cache_alloc_trace+0x2cb/0x740 [ 324.479530] ? qfq_change_class+0xa93/0x14e0 [ 324.484046] ? qfq_change_class+0xa93/0x14e0 [ 324.488491] ? __local_bh_enable_ip+0x160/0x260 [ 324.493140] qfq_change_class+0xad9/0x14e0 [ 324.497360] ? qfq_delete_class+0x2d0/0x2d0 [ 324.501750] ? nla_parse+0x197/0x280 [ 324.505461] tc_ctl_tclass+0x3e9/0xba0 [ 324.509323] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 324.514671] ? __local_bh_enable_ip+0x160/0x260 [ 324.519442] rtnetlink_rcv_msg+0x34f/0x8f0 [ 324.523668] ? rtnetlink_put_metrics+0x490/0x490 [ 324.528406] ? napi_alloc_frag+0x70/0x70 [ 324.532444] netlink_rcv_skb+0x13e/0x3d0 [ 324.536721] ? lock_downgrade+0x860/0x860 [ 324.540997] ? rtnetlink_put_metrics+0x490/0x490 [ 324.545731] ? netlink_ack+0xa70/0xa70 [ 324.549730] ? netlink_deliver_tap+0x182/0xb00 [ 324.554407] rtnetlink_rcv+0x10/0x20 [ 324.558115] netlink_unicast+0x443/0x650 [ 324.562161] ? netlink_attachskb+0x6c0/0x6c0 [ 324.566637] ? _copy_from_iter_full+0x182/0x720 [ 324.571291] ? __check_object_size+0x1ef/0x310 [ 324.575858] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 324.581467] netlink_sendmsg+0x764/0xc60 [ 324.585513] ? netlink_unicast+0x650/0x650 [ 324.589733] ? apparmor_socket_sendmsg+0x1b/0x20 [ 324.594484] ? netlink_unicast+0x650/0x650 [ 324.598702] sock_sendmsg+0xb5/0xf0 [ 324.602312] ___sys_sendmsg+0x647/0x950 [ 324.606290] ? get_pid_task+0x80/0x110 [ 324.610167] ? lock_downgrade+0x860/0x860 [ 324.614302] ? copy_msghdr_from_user+0x430/0x430 [ 324.619360] ? __fget+0x278/0x400 [ 324.622805] ? __fget+0x9f/0x400 [ 324.626343] ? proc_fail_nth_write+0x13a/0x180 [ 324.631258] ? __fget+0x295/0x400 [ 324.634708] ? expand_files.part.8+0x700/0x700 [ 324.639476] ? kernel_read+0x130/0x130 [ 324.643351] ? __f_unlock_pos+0xd/0x10 [ 324.647245] ? __fget_light+0x174/0x1e0 [ 324.651292] ? __fdget+0xe/0x10 [ 324.655053] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 324.660064] __sys_sendmsg+0xd9/0x180 [ 324.663937] ? __ia32_sys_shutdown+0x70/0x70 [ 324.668442] ? __sb_end_write+0xa4/0xd0 [ 324.672520] ? kasan_check_write+0x14/0x20 [ 324.676827] ? fput+0x18/0x120 [ 324.680080] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 324.686046] __x64_sys_sendmsg+0x73/0xb0 [ 324.690269] do_syscall_64+0xd0/0x4e0 [ 324.694050] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 324.699222] RIP: 0033:0x463d89 [ 324.702394] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 324.721726] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 324.729421] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 324.736789] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 324.744210] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 324.751668] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 324.758947] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 324.771730] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 324.786415] FAULT_INJECTION: forcing a failure. [ 324.786415] name failslab, interval 1, probability 0, space 0, times 0 [ 324.798116] CPU: 1 PID: 14192 Comm: syz-executor.5 Tainted: G B 4.19.195-syzkaller #0 [ 324.807610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.817128] Call Trace: [ 324.819714] dump_stack+0x123/0x171 [ 324.823537] should_fail.cold.4+0x5/0xa [ 324.827509] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 324.832709] ? lock_downgrade+0x860/0x860 [ 324.836864] ? set_page_refcounted+0x100/0x100 [ 324.841695] ? ___might_sleep+0x16b/0x270 [ 324.845932] __should_failslab+0xba/0xf0 [ 324.850149] should_failslab+0x9/0x20 [ 324.853951] kmem_cache_alloc_trace+0x2cb/0x740 [ 324.858664] ? qfq_change_class+0xa93/0x14e0 [ 324.863239] ? qfq_change_class+0xa93/0x14e0 [ 324.869986] ? __local_bh_enable_ip+0x160/0x260 [ 324.874649] qfq_change_class+0xad9/0x14e0 [ 324.879151] ? qfq_delete_class+0x2d0/0x2d0 [ 324.883546] ? nla_parse+0x197/0x280 [ 324.887247] tc_ctl_tclass+0x3e9/0xba0 [ 324.891134] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 324.897019] ? __local_bh_enable_ip+0x160/0x260 [ 324.901699] rtnetlink_rcv_msg+0x34f/0x8f0 [ 324.906183] ? rtnetlink_put_metrics+0x490/0x490 [ 324.911005] ? napi_alloc_frag+0x70/0x70 [ 324.915054] netlink_rcv_skb+0x13e/0x3d0 [ 324.919269] ? lock_downgrade+0x860/0x860 [ 324.923426] ? rtnetlink_put_metrics+0x490/0x490 [ 324.928174] ? netlink_ack+0xa70/0xa70 [ 324.932043] ? netlink_deliver_tap+0x182/0xb00 [ 324.936603] rtnetlink_rcv+0x10/0x20 [ 324.940402] netlink_unicast+0x443/0x650 [ 324.944446] ? netlink_attachskb+0x6c0/0x6c0 [ 324.948990] ? _copy_from_iter_full+0x182/0x720 [ 324.953847] ? __check_object_size+0x1ef/0x310 [ 324.958561] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 324.964189] netlink_sendmsg+0x764/0xc60 [ 324.968254] ? netlink_unicast+0x650/0x650 [ 324.972557] ? apparmor_socket_sendmsg+0x1b/0x20 [ 324.977559] ? netlink_unicast+0x650/0x650 [ 324.981779] sock_sendmsg+0xb5/0xf0 [ 324.985413] ___sys_sendmsg+0x647/0x950 [ 324.989378] ? get_pid_task+0x80/0x110 [ 324.993293] ? lock_downgrade+0x860/0x860 [ 324.997433] ? copy_msghdr_from_user+0x430/0x430 [ 325.002185] ? __fget+0x278/0x400 [ 325.005634] ? __fget+0x9f/0x400 [ 325.009158] ? proc_fail_nth_write+0x13a/0x180 [ 325.013717] ? __fget+0x295/0x400 [ 325.017159] ? expand_files.part.8+0x700/0x700 [ 325.021730] ? kernel_read+0x130/0x130 [ 325.025692] ? __f_unlock_pos+0xd/0x10 [ 325.029585] ? __fget_light+0x174/0x1e0 [ 325.033984] ? __fdget+0xe/0x10 [ 325.037776] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 325.043033] __sys_sendmsg+0xd9/0x180 [ 325.046927] ? __ia32_sys_shutdown+0x70/0x70 [ 325.051334] ? __sb_end_write+0xa4/0xd0 [ 325.055352] ? kasan_check_write+0x14/0x20 [ 325.059659] ? fput+0x18/0x120 [ 325.062861] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 325.068482] __x64_sys_sendmsg+0x73/0xb0 [ 325.072714] do_syscall_64+0xd0/0x4e0 [ 325.076508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.081861] RIP: 0033:0x463d89 [ 325.085063] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 325.105022] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 325.112738] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 325.120337] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 325.128209] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 325.135461] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 325.142710] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 325.154457] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 325.170667] FAULT_INJECTION: forcing a failure. [ 325.170667] name failslab, interval 1, probability 0, space 0, times 0 [ 325.182253] CPU: 0 PID: 14204 Comm: syz-executor.1 Tainted: G B 4.19.195-syzkaller #0 [ 325.194334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.203947] Call Trace: [ 325.206521] dump_stack+0x123/0x171 [ 325.210129] should_fail.cold.4+0x5/0xa [ 325.214258] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 325.219447] ? lock_downgrade+0x860/0x860 [ 325.223732] ? set_page_refcounted+0x100/0x100 [ 325.228411] ? ___might_sleep+0x16b/0x270 [ 325.232584] __should_failslab+0xba/0xf0 [ 325.236638] should_failslab+0x9/0x20 [ 325.240549] kmem_cache_alloc_trace+0x2cb/0x740 [ 325.245345] ? qfq_change_class+0xa93/0x14e0 [ 325.249999] ? qfq_change_class+0xa93/0x14e0 [ 325.254392] ? __local_bh_enable_ip+0x160/0x260 [ 325.259059] qfq_change_class+0xad9/0x14e0 [ 325.263380] ? qfq_delete_class+0x2d0/0x2d0 [ 325.267839] ? nla_parse+0x197/0x280 [ 325.271630] tc_ctl_tclass+0x3e9/0xba0 [ 325.275519] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 325.280628] ? __local_bh_enable_ip+0x160/0x260 [ 325.285374] rtnetlink_rcv_msg+0x34f/0x8f0 [ 325.289600] ? rtnetlink_put_metrics+0x490/0x490 [ 325.294483] ? napi_alloc_frag+0x70/0x70 [ 325.298527] netlink_rcv_skb+0x13e/0x3d0 [ 325.302753] ? lock_downgrade+0x860/0x860 [ 325.306962] ? rtnetlink_put_metrics+0x490/0x490 [ 325.311939] ? netlink_ack+0xa70/0xa70 [ 325.315854] ? netlink_deliver_tap+0x182/0xb00 [ 325.320572] rtnetlink_rcv+0x10/0x20 [ 325.324273] netlink_unicast+0x443/0x650 [ 325.328338] ? netlink_attachskb+0x6c0/0x6c0 [ 325.332822] ? _copy_from_iter_full+0x182/0x720 [ 325.337535] ? __check_object_size+0x1ef/0x310 [ 325.342298] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 325.347825] netlink_sendmsg+0x764/0xc60 [ 325.351887] ? netlink_unicast+0x650/0x650 [ 325.356201] ? apparmor_socket_sendmsg+0x1b/0x20 [ 325.360939] ? netlink_unicast+0x650/0x650 [ 325.365178] sock_sendmsg+0xb5/0xf0 [ 325.368783] ___sys_sendmsg+0x647/0x950 [ 325.372826] ? get_pid_task+0x80/0x110 [ 325.376884] ? lock_downgrade+0x860/0x860 [ 325.381014] ? copy_msghdr_from_user+0x430/0x430 [ 325.385764] ? __fget+0x278/0x400 [ 325.389298] ? __fget+0x9f/0x400 [ 325.392657] ? proc_fail_nth_write+0x13a/0x180 [ 325.397225] ? __fget+0x295/0x400 [ 325.400950] ? expand_files.part.8+0x700/0x700 [ 325.405763] ? kernel_read+0x130/0x130 [ 325.410235] ? __f_unlock_pos+0xd/0x10 [ 325.414608] ? __fget_light+0x174/0x1e0 [ 325.418852] ? __fdget+0xe/0x10 [ 325.423110] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 325.428096] __sys_sendmsg+0xd9/0x180 [ 325.433729] ? __ia32_sys_shutdown+0x70/0x70 [ 325.438211] ? __sb_end_write+0xa4/0xd0 [ 325.442277] ? kasan_check_write+0x14/0x20 [ 325.446694] ? fput+0x18/0x120 [ 325.450564] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 325.456011] __x64_sys_sendmsg+0x73/0xb0 [ 325.460139] do_syscall_64+0xd0/0x4e0 [ 325.464145] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.470038] RIP: 0033:0x463d89 [ 325.473327] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 325.496048] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 325.507535] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 325.514943] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 325.522768] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 325.530204] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 325.538455] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 325.551297] FAULT_INJECTION: forcing a failure. [ 325.551297] name failslab, interval 1, probability 0, space 0, times 0 [ 325.564410] CPU: 1 PID: 14210 Comm: syz-executor.2 Tainted: G B 4.19.195-syzkaller #0 [ 325.574080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.583979] Call Trace: [ 325.586657] dump_stack+0x123/0x171 [ 325.590264] should_fail.cold.4+0x5/0xa [ 325.594371] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 325.599583] ? lock_downgrade+0x860/0x860 [ 325.604332] ? set_page_refcounted+0x100/0x100 [ 325.609743] ? ___might_sleep+0x16b/0x270 [ 325.614065] __should_failslab+0xba/0xf0 [ 325.618970] should_failslab+0x9/0x20 [ 325.622802] kmem_cache_alloc_trace+0x2cb/0x740 [ 325.627704] ? qfq_change_class+0xa93/0x14e0 [ 325.632104] ? qfq_change_class+0xa93/0x14e0 [ 325.636529] ? __local_bh_enable_ip+0x160/0x260 [ 325.641871] qfq_change_class+0xad9/0x14e0 [ 325.646706] ? qfq_delete_class+0x2d0/0x2d0 [ 325.651353] ? nla_parse+0x197/0x280 [ 325.655315] tc_ctl_tclass+0x3e9/0xba0 [ 325.659393] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 325.664659] ? __local_bh_enable_ip+0x160/0x260 [ 325.669455] rtnetlink_rcv_msg+0x34f/0x8f0 [ 325.674011] ? rtnetlink_put_metrics+0x490/0x490 [ 325.679468] ? napi_alloc_frag+0x70/0x70 [ 325.683802] netlink_rcv_skb+0x13e/0x3d0 [ 325.688288] ? lock_downgrade+0x860/0x860 [ 325.692517] ? rtnetlink_put_metrics+0x490/0x490 [ 325.697249] ? netlink_ack+0xa70/0xa70 [ 325.701212] ? netlink_deliver_tap+0x182/0xb00 [ 325.705772] rtnetlink_rcv+0x10/0x20 [ 325.709806] netlink_unicast+0x443/0x650 [ 325.713932] ? netlink_attachskb+0x6c0/0x6c0 [ 325.718313] ? _copy_from_iter_full+0x182/0x720 [ 325.722963] ? __check_object_size+0x1ef/0x310 [ 325.727613] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 325.733382] netlink_sendmsg+0x764/0xc60 [ 325.737506] ? netlink_unicast+0x650/0x650 [ 325.741748] ? apparmor_socket_sendmsg+0x1b/0x20 [ 325.746664] ? netlink_unicast+0x650/0x650 [ 325.751337] sock_sendmsg+0xb5/0xf0 [ 325.754954] ___sys_sendmsg+0x647/0x950 [ 325.758963] ? get_pid_task+0x80/0x110 [ 325.763402] ? lock_downgrade+0x860/0x860 [ 325.767620] ? copy_msghdr_from_user+0x430/0x430 [ 325.772636] ? __fget+0x278/0x400 [ 325.776153] ? __fget+0x9f/0x400 [ 325.779669] ? proc_fail_nth_write+0x13a/0x180 [ 325.785113] ? __fget+0x295/0x400 [ 325.788557] ? expand_files.part.8+0x700/0x700 [ 325.793913] ? kernel_read+0x130/0x130 [ 325.797966] ? __f_unlock_pos+0xd/0x10 [ 325.801944] ? __fget_light+0x174/0x1e0 [ 325.806120] ? __fdget+0xe/0x10 [ 325.809600] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 325.816970] __sys_sendmsg+0xd9/0x180 [ 325.820898] ? __ia32_sys_shutdown+0x70/0x70 [ 325.825587] ? __sb_end_write+0xa4/0xd0 [ 325.829670] ? kasan_check_write+0x14/0x20 [ 325.834483] ? fput+0x18/0x120 [ 325.837943] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 325.843291] __x64_sys_sendmsg+0x73/0xb0 [ 325.847777] do_syscall_64+0xd0/0x4e0 [ 325.851873] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.857240] RIP: 0033:0x463d89 [ 325.861173] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 325.880718] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 325.888721] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 325.896160] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 325.903510] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 325.910947] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 325.918658] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 325.935148] FAULT_INJECTION: forcing a failure. [ 325.935148] name failslab, interval 1, probability 0, space 0, times 0 [ 325.948263] CPU: 1 PID: 14214 Comm: syz-executor.3 Tainted: G B 4.19.195-syzkaller #0 [ 325.957981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.968068] Call Trace: [ 325.970682] dump_stack+0x123/0x171 [ 325.975060] should_fail.cold.4+0x5/0xa [ 325.979203] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 325.984292] ? lock_downgrade+0x860/0x860 [ 325.988662] ? set_page_refcounted+0x100/0x100 [ 325.993246] ? ___might_sleep+0x16b/0x270 [ 325.997388] __should_failslab+0xba/0xf0 [ 326.001540] should_failslab+0x9/0x20 [ 326.005354] kmem_cache_alloc_trace+0x2cb/0x740 [ 326.010050] ? qfq_change_class+0xa93/0x14e0 [ 326.014731] ? qfq_change_class+0xa93/0x14e0 [ 326.019451] ? __local_bh_enable_ip+0x160/0x260 [ 326.024205] qfq_change_class+0xad9/0x14e0 [ 326.028429] ? qfq_delete_class+0x2d0/0x2d0 [ 326.032895] ? nla_parse+0x197/0x280 [ 326.036681] tc_ctl_tclass+0x3e9/0xba0 [ 326.040765] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 326.045998] ? __local_bh_enable_ip+0x160/0x260 [ 326.050664] rtnetlink_rcv_msg+0x34f/0x8f0 [ 326.055057] ? rtnetlink_put_metrics+0x490/0x490 [ 326.059816] ? napi_alloc_frag+0x70/0x70 [ 326.063944] netlink_rcv_skb+0x13e/0x3d0 [ 326.068220] ? lock_downgrade+0x860/0x860 [ 326.072722] ? rtnetlink_put_metrics+0x490/0x490 [ 326.077635] ? netlink_ack+0xa70/0xa70 [ 326.081792] ? netlink_deliver_tap+0x182/0xb00 [ 326.086554] rtnetlink_rcv+0x10/0x20 [ 326.090267] netlink_unicast+0x443/0x650 [ 326.094313] ? netlink_attachskb+0x6c0/0x6c0 [ 326.098716] ? _copy_from_iter_full+0x182/0x720 [ 326.103540] ? __check_object_size+0x1ef/0x310 [ 326.108210] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 326.113738] netlink_sendmsg+0x764/0xc60 [ 326.117921] ? netlink_unicast+0x650/0x650 [ 326.122310] ? apparmor_socket_sendmsg+0x1b/0x20 [ 326.127152] ? netlink_unicast+0x650/0x650 [ 326.131648] sock_sendmsg+0xb5/0xf0 [ 326.135633] ___sys_sendmsg+0x647/0x950 [ 326.139839] ? get_pid_task+0x80/0x110 [ 326.143890] ? lock_downgrade+0x860/0x860 [ 326.148303] ? copy_msghdr_from_user+0x430/0x430 [ 326.153244] ? __fget+0x278/0x400 [ 326.156849] ? __fget+0x9f/0x400 [ 326.160206] ? proc_fail_nth_write+0x13a/0x180 [ 326.164859] ? __fget+0x295/0x400 [ 326.168382] ? expand_files.part.8+0x700/0x700 [ 326.173039] ? kernel_read+0x130/0x130 [ 326.178953] ? __f_unlock_pos+0xd/0x10 [ 326.182852] ? __fget_light+0x174/0x1e0 [ 326.187268] ? __fdget+0xe/0x10 [ 326.190642] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 326.195694] __sys_sendmsg+0xd9/0x180 [ 326.199884] ? __ia32_sys_shutdown+0x70/0x70 [ 326.204552] ? __sb_end_write+0xa4/0xd0 [ 326.208787] ? kasan_check_write+0x14/0x20 [ 326.213023] ? fput+0x18/0x120 [ 326.216214] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 326.222271] __x64_sys_sendmsg+0x73/0xb0 [ 326.226616] do_syscall_64+0xd0/0x4e0 [ 326.230677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 326.236221] RIP: 0033:0x463d89 [ 326.239486] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 326.259678] RSP: 002b:00007f5b884fb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 326.267567] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 326.275108] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 326.282625] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 326.290259] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 326.297697] R13: 00007f5b884fb6bc R14: 0000000000000009 R15: 0000000000000001 [ 326.306755] nla_parse: 1 callbacks suppressed [ 326.306759] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 326.325891] FAULT_INJECTION: forcing a failure. [ 326.325891] name failslab, interval 1, probability 0, space 0, times 0 [ 326.338033] CPU: 1 PID: 14232 Comm: syz-executor.4 Tainted: G B 4.19.195-syzkaller #0 [ 326.347398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.356794] Call Trace: [ 326.359377] dump_stack+0x123/0x171 [ 326.362982] should_fail.cold.4+0x5/0xa [ 326.366945] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 326.372165] ? lock_downgrade+0x860/0x860 [ 326.376294] ? set_page_refcounted+0x100/0x100 [ 326.380855] ? ___might_sleep+0x16b/0x270 [ 326.385098] __should_failslab+0xba/0xf0 [ 326.389455] should_failslab+0x9/0x20 [ 326.393247] kmem_cache_alloc_trace+0x2cb/0x740 [ 326.398014] ? qfq_change_class+0xa93/0x14e0 [ 326.402600] ? qfq_change_class+0xa93/0x14e0 [ 326.407878] ? __local_bh_enable_ip+0x160/0x260 [ 326.412541] qfq_change_class+0xad9/0x14e0 [ 326.417232] ? qfq_delete_class+0x2d0/0x2d0 [ 326.421643] ? nla_parse+0x197/0x280 [ 326.425460] tc_ctl_tclass+0x3e9/0xba0 [ 326.429728] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 326.434829] ? __local_bh_enable_ip+0x160/0x260 [ 326.439682] rtnetlink_rcv_msg+0x34f/0x8f0 [ 326.444411] ? rtnetlink_put_metrics+0x490/0x490 [ 326.449158] ? napi_alloc_frag+0x70/0x70 [ 326.453481] netlink_rcv_skb+0x13e/0x3d0 [ 326.457559] ? lock_downgrade+0x860/0x860 [ 326.461700] ? rtnetlink_put_metrics+0x490/0x490 [ 326.466434] ? netlink_ack+0xa70/0xa70 [ 326.470313] ? netlink_deliver_tap+0x182/0xb00 [ 326.474885] rtnetlink_rcv+0x10/0x20 [ 326.478597] netlink_unicast+0x443/0x650 [ 326.482669] ? netlink_attachskb+0x6c0/0x6c0 [ 326.487068] ? _copy_from_iter_full+0x182/0x720 [ 326.491805] ? __check_object_size+0x1ef/0x310 [ 326.496526] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 326.502677] netlink_sendmsg+0x764/0xc60 [ 326.506828] ? netlink_unicast+0x650/0x650 [ 326.511058] ? apparmor_socket_sendmsg+0x1b/0x20 [ 326.516149] ? netlink_unicast+0x650/0x650 [ 326.520554] sock_sendmsg+0xb5/0xf0 [ 326.524277] ___sys_sendmsg+0x647/0x950 [ 326.528246] ? get_pid_task+0x80/0x110 [ 326.532208] ? lock_downgrade+0x860/0x860 [ 326.536559] ? copy_msghdr_from_user+0x430/0x430 [ 326.541422] ? __fget+0x278/0x400 [ 326.544859] ? __fget+0x9f/0x400 [ 326.548223] ? proc_fail_nth_write+0x13a/0x180 [ 326.552793] ? __fget+0x295/0x400 [ 326.556244] ? expand_files.part.8+0x700/0x700 [ 326.561103] ? kernel_read+0x130/0x130 [ 326.565029] ? __f_unlock_pos+0xd/0x10 [ 326.568941] ? __fget_light+0x174/0x1e0 [ 326.573085] ? __fdget+0xe/0x10 [ 326.576368] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 326.581192] __sys_sendmsg+0xd9/0x180 [ 326.585077] ? __ia32_sys_shutdown+0x70/0x70 [ 326.589648] ? __sb_end_write+0xa4/0xd0 [ 326.593607] ? kasan_check_write+0x14/0x20 [ 326.597908] ? fput+0x18/0x120 [ 326.601351] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 326.607497] __x64_sys_sendmsg+0x73/0xb0 [ 326.612019] do_syscall_64+0xd0/0x4e0 [ 326.615826] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 326.620996] RIP: 0033:0x463d89 [ 326.624199] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 326.644904] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 326.653500] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 326.660928] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 326.668654] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 326.676715] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 326.684332] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 326.692822] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 326.714393] FAULT_INJECTION: forcing a failure. [ 326.714393] name failslab, interval 1, probability 0, space 0, times 0 [ 326.726482] CPU: 0 PID: 14240 Comm: syz-executor.0 Tainted: G B 4.19.195-syzkaller #0 [ 326.736456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.746484] Call Trace: [ 326.749144] dump_stack+0x123/0x171 [ 326.753171] should_fail.cold.4+0x5/0xa [ 326.757313] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 326.762497] ? lock_downgrade+0x860/0x860 [ 326.766741] ? set_page_refcounted+0x100/0x100 [ 326.771423] ? ___might_sleep+0x16b/0x270 [ 326.775872] __should_failslab+0xba/0xf0 [ 326.779927] should_failslab+0x9/0x20 [ 326.783708] kmem_cache_alloc_trace+0x2cb/0x740 [ 326.788364] ? qfq_change_class+0xa93/0x14e0 [ 326.793040] ? qfq_change_class+0xa93/0x14e0 [ 326.797453] ? __local_bh_enable_ip+0x160/0x260 [ 326.802286] qfq_change_class+0xad9/0x14e0 [ 326.807209] ? qfq_delete_class+0x2d0/0x2d0 [ 326.812133] ? nla_parse+0x197/0x280 [ 326.815828] tc_ctl_tclass+0x3e9/0xba0 [ 326.819717] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 326.825013] ? __local_bh_enable_ip+0x160/0x260 [ 326.830329] rtnetlink_rcv_msg+0x34f/0x8f0 [ 326.834753] ? rtnetlink_put_metrics+0x490/0x490 [ 326.840558] ? napi_alloc_frag+0x70/0x70 [ 326.844707] netlink_rcv_skb+0x13e/0x3d0 [ 326.848932] ? lock_downgrade+0x860/0x860 [ 326.853340] ? rtnetlink_put_metrics+0x490/0x490 [ 326.858312] ? netlink_ack+0xa70/0xa70 [ 326.862311] ? netlink_deliver_tap+0x182/0xb00 [ 326.867080] rtnetlink_rcv+0x10/0x20 [ 326.871460] netlink_unicast+0x443/0x650 [ 326.876183] ? netlink_attachskb+0x6c0/0x6c0 [ 326.880854] ? _copy_from_iter_full+0x182/0x720 [ 326.885809] ? __check_object_size+0x1ef/0x310 [ 326.890671] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 326.896288] netlink_sendmsg+0x764/0xc60 [ 326.900602] ? netlink_unicast+0x650/0x650 [ 326.904913] ? apparmor_socket_sendmsg+0x1b/0x20 [ 326.909901] ? netlink_unicast+0x650/0x650 [ 326.914746] sock_sendmsg+0xb5/0xf0 [ 326.918646] ___sys_sendmsg+0x647/0x950 [ 326.923245] ? get_pid_task+0x80/0x110 [ 326.927304] ? lock_downgrade+0x860/0x860 [ 326.931534] ? copy_msghdr_from_user+0x430/0x430 [ 326.936367] ? __fget+0x278/0x400 [ 326.940286] ? __fget+0x9f/0x400 [ 326.943900] ? proc_fail_nth_write+0x13a/0x180 [ 326.948638] ? __fget+0x295/0x400 [ 326.952180] ? expand_files.part.8+0x700/0x700 [ 326.957437] ? kernel_read+0x130/0x130 [ 326.961881] ? __f_unlock_pos+0xd/0x10 [ 326.966337] ? __fget_light+0x174/0x1e0 [ 326.970790] ? __fdget+0xe/0x10 [ 326.974151] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 326.979156] __sys_sendmsg+0xd9/0x180 [ 326.983037] ? __ia32_sys_shutdown+0x70/0x70 [ 326.987580] ? __sb_end_write+0xa4/0xd0 [ 326.991675] ? kasan_check_write+0x14/0x20 [ 326.995921] ? fput+0x18/0x120 [ 326.999303] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 327.005013] __x64_sys_sendmsg+0x73/0xb0 [ 327.009095] do_syscall_64+0xd0/0x4e0 [ 327.013011] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 327.018622] RIP: 0033:0x463d89 [ 327.022103] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 327.041833] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 327.051208] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 327.059544] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 327.067244] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 327.075492] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 327.082936] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 327.093825] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 327.112602] FAULT_INJECTION: forcing a failure. [ 327.112602] name failslab, interval 1, probability 0, space 0, times 0 [ 327.126076] CPU: 0 PID: 14248 Comm: syz-executor.5 Tainted: G B 4.19.195-syzkaller #0 [ 327.135921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.148792] Call Trace: [ 327.152723] dump_stack+0x123/0x171 [ 327.157036] should_fail.cold.4+0x5/0xa [ 327.161449] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 327.167173] ? lock_downgrade+0x860/0x860 [ 327.171665] ? set_page_refcounted+0x100/0x100 [ 327.176452] ? ___might_sleep+0x16b/0x270 [ 327.180789] __should_failslab+0xba/0xf0 [ 327.184924] should_failslab+0x9/0x20 [ 327.188734] kmem_cache_alloc_trace+0x2cb/0x740 [ 327.193390] ? qfq_change_class+0xa93/0x14e0 [ 327.197985] ? qfq_change_class+0xa93/0x14e0 [ 327.202757] ? __local_bh_enable_ip+0x160/0x260 [ 327.208699] qfq_change_class+0xad9/0x14e0 [ 327.213792] ? qfq_delete_class+0x2d0/0x2d0 [ 327.219598] ? nla_parse+0x197/0x280 [ 327.223884] tc_ctl_tclass+0x3e9/0xba0 [ 327.228197] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 327.233672] ? __local_bh_enable_ip+0x160/0x260 [ 327.238797] rtnetlink_rcv_msg+0x34f/0x8f0 [ 327.243079] ? rtnetlink_put_metrics+0x490/0x490 [ 327.248084] ? napi_alloc_frag+0x70/0x70 [ 327.252181] netlink_rcv_skb+0x13e/0x3d0 [ 327.256534] ? lock_downgrade+0x860/0x860 [ 327.260853] ? rtnetlink_put_metrics+0x490/0x490 [ 327.265603] ? netlink_ack+0xa70/0xa70 [ 327.269498] ? netlink_deliver_tap+0x182/0xb00 [ 327.274681] rtnetlink_rcv+0x10/0x20 [ 327.278553] netlink_unicast+0x443/0x650 [ 327.282623] ? netlink_attachskb+0x6c0/0x6c0 [ 327.287011] ? _copy_from_iter_full+0x182/0x720 [ 327.291957] ? __check_object_size+0x1ef/0x310 [ 327.297041] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 327.302741] netlink_sendmsg+0x764/0xc60 [ 327.307211] ? netlink_unicast+0x650/0x650 [ 327.311813] ? apparmor_socket_sendmsg+0x1b/0x20 [ 327.316555] ? netlink_unicast+0x650/0x650 [ 327.320802] sock_sendmsg+0xb5/0xf0 [ 327.324434] ___sys_sendmsg+0x647/0x950 [ 327.328490] ? get_pid_task+0x80/0x110 [ 327.332382] ? lock_downgrade+0x860/0x860 [ 327.336839] ? copy_msghdr_from_user+0x430/0x430 [ 327.341984] ? __fget+0x278/0x400 [ 327.345470] ? __fget+0x9f/0x400 [ 327.349037] ? proc_fail_nth_write+0x13a/0x180 [ 327.353605] ? __fget+0x295/0x400 [ 327.357041] ? expand_files.part.8+0x700/0x700 [ 327.361760] ? kernel_read+0x130/0x130 [ 327.365724] ? __f_unlock_pos+0xd/0x10 [ 327.369843] ? __fget_light+0x174/0x1e0 [ 327.373796] ? __fdget+0xe/0x10 [ 327.377057] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 327.381888] __sys_sendmsg+0xd9/0x180 [ 327.385675] ? __ia32_sys_shutdown+0x70/0x70 [ 327.390069] ? __sb_end_write+0xa4/0xd0 [ 327.394209] ? kasan_check_write+0x14/0x20 [ 327.398440] ? fput+0x18/0x120 [ 327.401737] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 327.407305] __x64_sys_sendmsg+0x73/0xb0 [ 327.411906] do_syscall_64+0xd0/0x4e0 [ 327.415699] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 327.420978] RIP: 0033:0x463d89 [ 327.424306] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 327.444059] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 327.451746] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 327.459239] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 327.466752] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 327.474183] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 327.481533] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 327.496414] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 327.510616] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 327.524681] FAULT_INJECTION: forcing a failure. [ 327.524681] name failslab, interval 1, probability 0, space 0, times 0 [ 327.537403] CPU: 1 PID: 14261 Comm: syz-executor.1 Tainted: G B 4.19.195-syzkaller #0 [ 327.547064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.557455] Call Trace: [ 327.560122] dump_stack+0x123/0x171 [ 327.563825] should_fail.cold.4+0x5/0xa [ 327.567876] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 327.573126] ? lock_downgrade+0x860/0x860 [ 327.577338] ? set_page_refcounted+0x100/0x100 [ 327.582182] ? ___might_sleep+0x16b/0x270 [ 327.586305] __should_failslab+0xba/0xf0 [ 327.590719] should_failslab+0x9/0x20 [ 327.594853] kmem_cache_alloc_trace+0x2cb/0x740 [ 327.600236] ? qfq_change_class+0xa93/0x14e0 [ 327.604768] ? qfq_change_class+0xa93/0x14e0 [ 327.609254] ? __local_bh_enable_ip+0x160/0x260 [ 327.613903] qfq_change_class+0xad9/0x14e0 [ 327.618474] ? qfq_delete_class+0x2d0/0x2d0 [ 327.622773] ? nla_parse+0x197/0x280 [ 327.626756] tc_ctl_tclass+0x3e9/0xba0 [ 327.630830] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 327.636283] ? __local_bh_enable_ip+0x160/0x260 [ 327.641651] rtnetlink_rcv_msg+0x34f/0x8f0 [ 327.646001] ? rtnetlink_put_metrics+0x490/0x490 [ 327.651250] ? napi_alloc_frag+0x70/0x70 [ 327.655295] netlink_rcv_skb+0x13e/0x3d0 [ 327.659625] ? lock_downgrade+0x860/0x860 [ 327.664100] ? rtnetlink_put_metrics+0x490/0x490 [ 327.668941] ? netlink_ack+0xa70/0xa70 [ 327.673390] ? netlink_deliver_tap+0x182/0xb00 [ 327.678143] rtnetlink_rcv+0x10/0x20 [ 327.681980] netlink_unicast+0x443/0x650 [ 327.686042] ? netlink_attachskb+0x6c0/0x6c0 [ 327.690612] ? _copy_from_iter_full+0x182/0x720 [ 327.695285] ? __check_object_size+0x1ef/0x310 [ 327.699843] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 327.705878] netlink_sendmsg+0x764/0xc60 [ 327.709926] ? netlink_unicast+0x650/0x650 [ 327.714680] ? apparmor_socket_sendmsg+0x1b/0x20 [ 327.719964] ? netlink_unicast+0x650/0x650 [ 327.724355] sock_sendmsg+0xb5/0xf0 [ 327.728231] ___sys_sendmsg+0x647/0x950 [ 327.732404] ? get_pid_task+0x80/0x110 [ 327.736279] ? lock_downgrade+0x860/0x860 [ 327.740704] ? copy_msghdr_from_user+0x430/0x430 [ 327.746437] ? __fget+0x278/0x400 [ 327.749893] ? __fget+0x9f/0x400 [ 327.753644] ? proc_fail_nth_write+0x13a/0x180 [ 327.758390] ? __fget+0x295/0x400 [ 327.762098] ? expand_files.part.8+0x700/0x700 [ 327.767095] ? kernel_read+0x130/0x130 [ 327.770973] ? __f_unlock_pos+0xd/0x10 [ 327.775219] ? __fget_light+0x174/0x1e0 [ 327.779186] ? __fdget+0xe/0x10 [ 327.782534] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 327.787495] __sys_sendmsg+0xd9/0x180 [ 327.791459] ? __ia32_sys_shutdown+0x70/0x70 [ 327.796020] ? __sb_end_write+0xa4/0xd0 [ 327.799971] ? kasan_check_write+0x14/0x20 [ 327.804481] ? fput+0x18/0x120 [ 327.808192] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 327.813938] __x64_sys_sendmsg+0x73/0xb0 [ 327.818565] do_syscall_64+0xd0/0x4e0 [ 327.822355] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 327.827535] RIP: 0033:0x463d89 [ 327.830793] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 327.852586] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 327.860651] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 327.869313] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 327.876743] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 327.884265] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 327.891712] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 327.900748] FAULT_INJECTION: forcing a failure. [ 327.900748] name failslab, interval 1, probability 0, space 0, times 0 [ 327.915594] CPU: 0 PID: 14262 Comm: syz-executor.2 Tainted: G B 4.19.195-syzkaller #0 [ 327.926024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.936003] Call Trace: [ 327.938581] dump_stack+0x123/0x171 [ 327.942403] should_fail.cold.4+0x5/0xa [ 327.946506] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 327.951827] ? lock_downgrade+0x860/0x860 [ 327.956515] ? set_page_refcounted+0x100/0x100 [ 327.961090] ? ___might_sleep+0x16b/0x270 [ 327.965235] __should_failslab+0xba/0xf0 [ 327.969458] should_failslab+0x9/0x20 [ 327.973268] kmem_cache_alloc_trace+0x2cb/0x740 [ 327.978738] ? qfq_change_class+0xa93/0x14e0 [ 327.983229] ? qfq_change_class+0xa93/0x14e0 [ 327.987857] ? __local_bh_enable_ip+0x160/0x260 [ 327.992598] qfq_change_class+0xad9/0x14e0 [ 327.996917] ? qfq_delete_class+0x2d0/0x2d0 [ 328.001493] ? nla_parse+0x197/0x280 [ 328.005368] tc_ctl_tclass+0x3e9/0xba0 [ 328.009324] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 328.014534] ? mark_held_locks+0x130/0x130 [ 328.018845] rtnetlink_rcv_msg+0x34f/0x8f0 [ 328.023326] ? rtnetlink_put_metrics+0x490/0x490 [ 328.028061] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 328.033144] ? trace_hardirqs_on+0x28/0x190 [ 328.037586] netlink_rcv_skb+0x13e/0x3d0 [ 328.041648] ? lock_downgrade+0x860/0x860 [ 328.045797] ? rtnetlink_put_metrics+0x490/0x490 [ 328.051191] ? netlink_ack+0xa70/0xa70 [ 328.055180] ? netlink_deliver_tap+0x182/0xb00 [ 328.061164] rtnetlink_rcv+0x10/0x20 [ 328.064890] netlink_unicast+0x443/0x650 [ 328.069232] ? netlink_attachskb+0x6c0/0x6c0 [ 328.073757] ? _copy_from_iter_full+0x182/0x720 [ 328.078945] ? __check_object_size+0x1ef/0x310 [ 328.083724] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 328.089509] netlink_sendmsg+0x764/0xc60 [ 328.094743] ? netlink_unicast+0x650/0x650 [ 328.099060] ? apparmor_socket_sendmsg+0x1b/0x20 [ 328.103889] ? netlink_unicast+0x650/0x650 [ 328.108540] sock_sendmsg+0xb5/0xf0 [ 328.112495] ___sys_sendmsg+0x647/0x950 [ 328.116967] ? get_pid_task+0x80/0x110 [ 328.121104] ? lock_downgrade+0x860/0x860 [ 328.125647] ? copy_msghdr_from_user+0x430/0x430 [ 328.130583] ? __fget+0x278/0x400 [ 328.134391] ? __fget+0x9f/0x400 [ 328.138178] ? proc_fail_nth_write+0x13a/0x180 [ 328.142747] ? __fget+0x295/0x400 [ 328.146488] ? expand_files.part.8+0x700/0x700 [ 328.151134] ? kernel_read+0x130/0x130 [ 328.155419] ? __f_unlock_pos+0xd/0x10 [ 328.159579] ? __fget_light+0x174/0x1e0 [ 328.163807] ? __fdget+0xe/0x10 [ 328.167074] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 328.171894] __sys_sendmsg+0xd9/0x180 [ 328.175732] ? __ia32_sys_shutdown+0x70/0x70 [ 328.180937] ? __sb_end_write+0xa4/0xd0 [ 328.185192] ? kasan_check_write+0x14/0x20 [ 328.189875] ? fput+0x18/0x120 [ 328.193945] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 328.199828] __x64_sys_sendmsg+0x73/0xb0 [ 328.204357] do_syscall_64+0xd0/0x4e0 [ 328.208252] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 328.213448] RIP: 0033:0x463d89 [ 328.217202] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 328.238000] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 328.246252] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 328.255618] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 328.263185] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 328.271705] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 328.279313] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 328.287781] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 328.302823] FAULT_INJECTION: forcing a failure. [ 328.302823] name failslab, interval 1, probability 0, space 0, times 0 [ 328.314813] CPU: 0 PID: 14272 Comm: syz-executor.3 Tainted: G B 4.19.195-syzkaller #0 [ 328.324363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 328.333902] Call Trace: [ 328.336566] dump_stack+0x123/0x171 [ 328.340183] should_fail.cold.4+0x5/0xa [ 328.344226] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 328.349495] ? lock_downgrade+0x860/0x860 [ 328.353642] ? set_page_refcounted+0x100/0x100 [ 328.358212] ? ___might_sleep+0x16b/0x270 [ 328.362842] __should_failslab+0xba/0xf0 [ 328.367075] should_failslab+0x9/0x20 [ 328.370956] kmem_cache_alloc_trace+0x2cb/0x740 [ 328.375673] ? qfq_change_class+0xa93/0x14e0 [ 328.380170] ? qfq_change_class+0xa93/0x14e0 [ 328.384630] ? __local_bh_enable_ip+0x160/0x260 [ 328.389476] qfq_change_class+0xad9/0x14e0 [ 328.393723] ? qfq_delete_class+0x2d0/0x2d0 [ 328.398223] ? nla_parse+0x197/0x280 [ 328.401938] tc_ctl_tclass+0x3e9/0xba0 [ 328.406760] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 328.412406] ? __local_bh_enable_ip+0x160/0x260 [ 328.418050] rtnetlink_rcv_msg+0x34f/0x8f0 [ 328.422373] ? rtnetlink_put_metrics+0x490/0x490 [ 328.427205] ? napi_alloc_frag+0x70/0x70 [ 328.431442] netlink_rcv_skb+0x13e/0x3d0 [ 328.435925] ? lock_downgrade+0x860/0x860 [ 328.440056] ? rtnetlink_put_metrics+0x490/0x490 [ 328.444913] ? netlink_ack+0xa70/0xa70 [ 328.448783] ? netlink_deliver_tap+0x182/0xb00 [ 328.453350] rtnetlink_rcv+0x10/0x20 [ 328.457043] netlink_unicast+0x443/0x650 [ 328.461180] ? netlink_attachskb+0x6c0/0x6c0 [ 328.465579] ? _copy_from_iter_full+0x182/0x720 [ 328.470326] ? __check_object_size+0x1ef/0x310 [ 328.475135] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 328.480988] netlink_sendmsg+0x764/0xc60 [ 328.485562] ? netlink_unicast+0x650/0x650 [ 328.489956] ? apparmor_socket_sendmsg+0x1b/0x20 [ 328.494771] ? netlink_unicast+0x650/0x650 [ 328.499193] sock_sendmsg+0xb5/0xf0 [ 328.502889] ___sys_sendmsg+0x647/0x950 [ 328.507036] ? get_pid_task+0x80/0x110 [ 328.511566] ? lock_downgrade+0x860/0x860 [ 328.515804] ? copy_msghdr_from_user+0x430/0x430 [ 328.520690] ? __fget+0x278/0x400 [ 328.524393] ? __fget+0x9f/0x400 [ 328.527839] ? proc_fail_nth_write+0x13a/0x180 [ 328.532738] ? __fget+0x295/0x400 [ 328.536543] ? expand_files.part.8+0x700/0x700 [ 328.541215] ? kernel_read+0x130/0x130 [ 328.545540] ? __f_unlock_pos+0xd/0x10 [ 328.549498] ? __fget_light+0x174/0x1e0 [ 328.553544] ? __fdget+0xe/0x10 [ 328.556821] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 328.561823] __sys_sendmsg+0xd9/0x180 [ 328.565644] ? __ia32_sys_shutdown+0x70/0x70 [ 328.570332] ? __sb_end_write+0xa4/0xd0 [ 328.575149] ? kasan_check_write+0x14/0x20 [ 328.579985] ? fput+0x18/0x120 [ 328.583433] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 328.589048] __x64_sys_sendmsg+0x73/0xb0 [ 328.593195] do_syscall_64+0xd0/0x4e0 [ 328.597607] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 328.603533] RIP: 0033:0x463d89 [ 328.607466] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 328.627671] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 328.636001] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 328.643426] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 328.650786] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 328.658232] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 328.665687] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 328.675825] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 328.690746] FAULT_INJECTION: forcing a failure. [ 328.690746] name failslab, interval 1, probability 0, space 0, times 0 [ 328.705312] CPU: 1 PID: 14282 Comm: syz-executor.4 Tainted: G B 4.19.195-syzkaller #0 [ 328.715287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 328.725039] Call Trace: [ 328.727787] dump_stack+0x123/0x171 [ 328.732039] should_fail.cold.4+0x5/0xa [ 328.736412] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 328.741689] ? lock_downgrade+0x860/0x860 [ 328.746108] ? set_page_refcounted+0x100/0x100 [ 328.750871] ? ___might_sleep+0x16b/0x270 [ 328.755209] __should_failslab+0xba/0xf0 [ 328.759254] should_failslab+0x9/0x20 [ 328.763163] kmem_cache_alloc_trace+0x2cb/0x740 [ 328.768193] ? qfq_change_class+0xa93/0x14e0 [ 328.773414] ? qfq_change_class+0xa93/0x14e0 [ 328.778079] ? __local_bh_enable_ip+0x160/0x260 [ 328.782991] qfq_change_class+0xad9/0x14e0 [ 328.787414] ? qfq_delete_class+0x2d0/0x2d0 [ 328.792011] ? nla_parse+0x197/0x280 [ 328.795731] tc_ctl_tclass+0x3e9/0xba0 [ 328.799601] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 328.805344] ? __local_bh_enable_ip+0x160/0x260 [ 328.810683] rtnetlink_rcv_msg+0x34f/0x8f0 [ 328.815228] ? rtnetlink_put_metrics+0x490/0x490 [ 328.820312] ? napi_alloc_frag+0x70/0x70 [ 328.825114] netlink_rcv_skb+0x13e/0x3d0 [ 328.829839] ? lock_downgrade+0x860/0x860 [ 328.834112] ? rtnetlink_put_metrics+0x490/0x490 [ 328.839042] ? netlink_ack+0xa70/0xa70 [ 328.843210] ? netlink_deliver_tap+0x182/0xb00 [ 328.848257] rtnetlink_rcv+0x10/0x20 [ 328.852068] netlink_unicast+0x443/0x650 [ 328.856248] ? netlink_attachskb+0x6c0/0x6c0 [ 328.860676] ? _copy_from_iter_full+0x182/0x720 [ 328.865329] ? __check_object_size+0x1ef/0x310 [ 328.869906] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 328.875421] netlink_sendmsg+0x764/0xc60 [ 328.879475] ? netlink_unicast+0x650/0x650 [ 328.883690] ? apparmor_socket_sendmsg+0x1b/0x20 [ 328.888439] ? netlink_unicast+0x650/0x650 [ 328.892673] sock_sendmsg+0xb5/0xf0 [ 328.896288] ___sys_sendmsg+0x647/0x950 [ 328.900502] ? get_pid_task+0x80/0x110 [ 328.904501] ? lock_downgrade+0x860/0x860 [ 328.908637] ? copy_msghdr_from_user+0x430/0x430 [ 328.913380] ? __fget+0x278/0x400 [ 328.916910] ? __fget+0x9f/0x400 [ 328.920261] ? proc_fail_nth_write+0x13a/0x180 [ 328.924905] ? __fget+0x295/0x400 [ 328.928347] ? expand_files.part.8+0x700/0x700 [ 328.932911] ? kernel_read+0x130/0x130 [ 328.936783] ? __f_unlock_pos+0xd/0x10 [ 328.940663] ? __fget_light+0x174/0x1e0 [ 328.944631] ? __fdget+0xe/0x10 [ 328.947890] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 328.952804] __sys_sendmsg+0xd9/0x180 [ 328.956614] ? __ia32_sys_shutdown+0x70/0x70 [ 328.961096] ? __sb_end_write+0xa4/0xd0 [ 328.965679] ? kasan_check_write+0x14/0x20 [ 328.969993] ? fput+0x18/0x120 [ 328.973274] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 328.978805] __x64_sys_sendmsg+0x73/0xb0 [ 328.982847] do_syscall_64+0xd0/0x4e0 [ 328.986625] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 328.991980] RIP: 0033:0x463d89 [ 328.995166] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 329.014597] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 329.022307] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 329.030255] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 329.037961] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 329.045678] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 329.055380] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 329.070174] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 329.093621] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 329.108150] FAULT_INJECTION: forcing a failure. [ 329.108150] name failslab, interval 1, probability 0, space 0, times 0 [ 329.122176] CPU: 0 PID: 14300 Comm: syz-executor.0 Tainted: G B 4.19.195-syzkaller #0 [ 329.132452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.142692] Call Trace: [ 329.145540] dump_stack+0x123/0x171 [ 329.149444] should_fail.cold.4+0x5/0xa [ 329.153534] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 329.158628] ? lock_downgrade+0x860/0x860 [ 329.162892] ? set_page_refcounted+0x100/0x100 [ 329.167915] ? ___might_sleep+0x16b/0x270 [ 329.172476] __should_failslab+0xba/0xf0 [ 329.176625] should_failslab+0x9/0x20 [ 329.180883] kmem_cache_alloc_trace+0x2cb/0x740 [ 329.185709] ? qfq_change_class+0xa93/0x14e0 [ 329.190329] ? qfq_change_class+0xa93/0x14e0 [ 329.194807] ? __local_bh_enable_ip+0x160/0x260 [ 329.199656] qfq_change_class+0xad9/0x14e0 [ 329.203878] ? qfq_delete_class+0x2d0/0x2d0 [ 329.208729] ? nla_parse+0x197/0x280 [ 329.212645] tc_ctl_tclass+0x3e9/0xba0 [ 329.216553] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 329.222008] ? __local_bh_enable_ip+0x160/0x260 [ 329.226670] rtnetlink_rcv_msg+0x34f/0x8f0 [ 329.230974] ? rtnetlink_put_metrics+0x490/0x490 [ 329.235712] ? napi_alloc_frag+0x70/0x70 [ 329.239852] netlink_rcv_skb+0x13e/0x3d0 [ 329.243891] ? lock_downgrade+0x860/0x860 [ 329.248013] ? rtnetlink_put_metrics+0x490/0x490 [ 329.253118] ? netlink_ack+0xa70/0xa70 [ 329.257173] ? netlink_deliver_tap+0x182/0xb00 [ 329.262297] rtnetlink_rcv+0x10/0x20 [ 329.267205] netlink_unicast+0x443/0x650 [ 329.271796] ? netlink_attachskb+0x6c0/0x6c0 [ 329.276280] ? _copy_from_iter_full+0x182/0x720 [ 329.281724] ? __check_object_size+0x1ef/0x310 [ 329.286661] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 329.292189] netlink_sendmsg+0x764/0xc60 [ 329.296252] ? netlink_unicast+0x650/0x650 [ 329.300468] ? apparmor_socket_sendmsg+0x1b/0x20 [ 329.305203] ? netlink_unicast+0x650/0x650 [ 329.309422] sock_sendmsg+0xb5/0xf0 [ 329.313059] ___sys_sendmsg+0x647/0x950 [ 329.317376] ? get_pid_task+0x80/0x110 [ 329.321354] ? lock_downgrade+0x860/0x860 [ 329.325751] ? copy_msghdr_from_user+0x430/0x430 [ 329.330643] ? __fget+0x278/0x400 [ 329.334093] ? __fget+0x9f/0x400 [ 329.337448] ? proc_fail_nth_write+0x13a/0x180 [ 329.342188] ? __fget+0x295/0x400 [ 329.345629] ? expand_files.part.8+0x700/0x700 [ 329.350198] ? kernel_read+0x130/0x130 [ 329.354324] ? __f_unlock_pos+0xd/0x10 [ 329.358460] ? __fget_light+0x174/0x1e0 [ 329.362451] ? __fdget+0xe/0x10 [ 329.366066] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 329.370895] __sys_sendmsg+0xd9/0x180 [ 329.374813] ? __ia32_sys_shutdown+0x70/0x70 [ 329.379353] ? __sb_end_write+0xa4/0xd0 [ 329.383311] ? kasan_check_write+0x14/0x20 [ 329.387778] ? fput+0x18/0x120 [ 329.390962] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 329.396364] __x64_sys_sendmsg+0x73/0xb0 [ 329.401084] do_syscall_64+0xd0/0x4e0 [ 329.406272] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 329.412799] RIP: 0033:0x463d89 [ 329.416171] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 329.436471] RSP: 002b:00007fdfa74b6198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 329.444677] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 329.452156] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 2021/06/23 21:25:44 executed programs: 773 [ 329.459517] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 329.467600] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 329.475747] R13: 00007fdfa74b66bc R14: 0000000000000009 R15: 0000000000000001 [ 329.489266] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 329.504847] FAULT_INJECTION: forcing a failure. [ 329.504847] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 329.518559] CPU: 1 PID: 14304 Comm: syz-executor.5 Tainted: G B 4.19.195-syzkaller #0 [ 329.529876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.540404] Call Trace: [ 329.543297] dump_stack+0x123/0x171 [ 329.546971] should_fail.cold.4+0x5/0xa [ 329.551736] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 329.560185] ? save_stack+0xa9/0xd0 [ 329.564629] __alloc_pages_nodemask+0x1d5/0x710 [ 329.571544] ? netlink_unicast+0x443/0x650 [ 329.576054] ? netlink_sendmsg+0x764/0xc60 [ 329.580995] ? sock_sendmsg+0xb5/0xf0 [ 329.585537] ? __alloc_pages_slowpath+0x2560/0x2560 [ 329.591668] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 329.598080] cache_grow_begin+0x91/0x8d0 [ 329.602314] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 329.608652] kmem_cache_alloc_node_trace+0x665/0x730 [ 329.614680] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 329.620415] __kmalloc_node+0x3c/0x70 [ 329.624776] qdisc_alloc+0xb1/0x9a0 [ 329.628988] ? kmem_cache_alloc_trace+0x313/0x740 [ 329.634403] qdisc_create_dflt+0x5e/0x1a0 [ 329.638955] qfq_change_class+0x6ae/0x14e0 [ 329.643216] ? security_capable+0x58/0xa0 [ 329.647691] ? qfq_delete_class+0x2d0/0x2d0 [ 329.652801] ? nla_parse+0x197/0x280 [ 329.656999] tc_ctl_tclass+0x3e9/0xba0 [ 329.661843] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 329.668321] ? mark_held_locks+0x130/0x130 [ 329.673819] rtnetlink_rcv_msg+0x34f/0x8f0 [ 329.680404] ? rtnetlink_put_metrics+0x490/0x490 [ 329.686009] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 329.692167] ? trace_hardirqs_on+0x28/0x190 [ 329.697042] netlink_rcv_skb+0x13e/0x3d0 [ 329.701279] ? lock_downgrade+0x860/0x860 [ 329.705598] ? rtnetlink_put_metrics+0x490/0x490 [ 329.711717] ? netlink_ack+0xa70/0xa70 [ 329.715779] ? netlink_deliver_tap+0x182/0xb00 [ 329.720697] rtnetlink_rcv+0x10/0x20 [ 329.724497] netlink_unicast+0x443/0x650 [ 329.729044] ? netlink_attachskb+0x6c0/0x6c0 [ 329.734549] ? _copy_from_iter_full+0x182/0x720 [ 329.739940] ? __check_object_size+0x1ef/0x310 [ 329.744721] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 329.750349] netlink_sendmsg+0x764/0xc60 [ 329.756125] ? netlink_unicast+0x650/0x650 [ 329.760672] ? apparmor_socket_sendmsg+0x1b/0x20 [ 329.766356] ? netlink_unicast+0x650/0x650 [ 329.770897] sock_sendmsg+0xb5/0xf0 [ 329.774598] ___sys_sendmsg+0x647/0x950 [ 329.778557] ? get_pid_task+0x80/0x110 [ 329.783081] ? lock_downgrade+0x860/0x860 [ 329.787840] ? copy_msghdr_from_user+0x430/0x430 [ 329.793018] ? __fget+0x278/0x400 [ 329.796663] ? __fget+0x9f/0x400 [ 329.800231] ? proc_fail_nth_write+0x13a/0x180 [ 329.805547] ? __fget+0x295/0x400 [ 329.809610] ? expand_files.part.8+0x700/0x700 [ 329.814900] ? kernel_read+0x130/0x130 [ 329.819569] ? __f_unlock_pos+0xd/0x10 [ 329.823901] ? __fget_light+0x174/0x1e0 [ 329.828176] ? __fdget+0xe/0x10 [ 329.831465] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 329.836734] __sys_sendmsg+0xd9/0x180 [ 329.841403] ? __ia32_sys_shutdown+0x70/0x70 [ 329.845982] ? __sb_end_write+0xa4/0xd0 [ 329.850481] ? kasan_check_write+0x14/0x20 [ 329.854979] ? fput+0x18/0x120 [ 329.858337] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 329.864231] __x64_sys_sendmsg+0x73/0xb0 [ 329.868366] do_syscall_64+0xd0/0x4e0 [ 329.872348] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 329.878398] RIP: 0033:0x463d89 [ 329.881713] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 329.901920] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 329.911383] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 329.919254] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 329.927820] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 329.935573] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 329.943594] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 329.953735] FAULT_INJECTION: forcing a failure. [ 329.953735] name failslab, interval 1, probability 0, space 0, times 0 [ 329.965660] CPU: 1 PID: 14306 Comm: syz-executor.1 Tainted: G B 4.19.195-syzkaller #0 [ 329.975212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.984753] Call Trace: [ 329.987778] dump_stack+0x123/0x171 [ 329.991494] should_fail.cold.4+0x5/0xa [ 329.995502] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 330.000772] ? lock_downgrade+0x860/0x860 [ 330.004968] ? set_page_refcounted+0x100/0x100 [ 330.009724] ? ___might_sleep+0x16b/0x270 [ 330.013881] __should_failslab+0xba/0xf0 [ 330.018021] should_failslab+0x9/0x20 [ 330.022080] kmem_cache_alloc_trace+0x2cb/0x740 [ 330.027088] ? qfq_change_class+0xa93/0x14e0 [ 330.031542] ? qfq_change_class+0xa93/0x14e0 [ 330.035989] ? __local_bh_enable_ip+0x160/0x260 [ 330.040804] qfq_change_class+0xad9/0x14e0 [ 330.045124] ? qfq_delete_class+0x2d0/0x2d0 [ 330.049546] ? nla_parse+0x197/0x280 [ 330.054557] tc_ctl_tclass+0x3e9/0xba0 [ 330.058583] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 330.063883] ? __local_bh_enable_ip+0x160/0x260 [ 330.069290] rtnetlink_rcv_msg+0x34f/0x8f0 [ 330.073517] ? rtnetlink_put_metrics+0x490/0x490 [ 330.078603] ? napi_alloc_frag+0x70/0x70 [ 330.082740] netlink_rcv_skb+0x13e/0x3d0 [ 330.086869] ? lock_downgrade+0x860/0x860 [ 330.091338] ? rtnetlink_put_metrics+0x490/0x490 [ 330.096761] ? netlink_ack+0xa70/0xa70 [ 330.101861] ? netlink_deliver_tap+0x182/0xb00 [ 330.107751] rtnetlink_rcv+0x10/0x20 [ 330.111569] netlink_unicast+0x443/0x650 [ 330.116048] ? netlink_attachskb+0x6c0/0x6c0 [ 330.120457] ? _copy_from_iter_full+0x182/0x720 [ 330.125871] ? __check_object_size+0x1ef/0x310 [ 330.130831] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 330.136900] netlink_sendmsg+0x764/0xc60 [ 330.141485] ? netlink_unicast+0x650/0x650 [ 330.145891] ? apparmor_socket_sendmsg+0x1b/0x20 [ 330.150734] ? netlink_unicast+0x650/0x650 [ 330.154958] sock_sendmsg+0xb5/0xf0 [ 330.158670] ___sys_sendmsg+0x647/0x950 [ 330.162627] ? get_pid_task+0x80/0x110 [ 330.167217] ? lock_downgrade+0x860/0x860 [ 330.171527] ? copy_msghdr_from_user+0x430/0x430 [ 330.176354] ? __fget+0x278/0x400 [ 330.179912] ? __fget+0x9f/0x400 [ 330.183989] ? proc_fail_nth_write+0x13a/0x180 [ 330.189005] ? __fget+0x295/0x400 [ 330.192878] ? expand_files.part.8+0x700/0x700 [ 330.197613] ? kernel_read+0x130/0x130 [ 330.201587] ? __f_unlock_pos+0xd/0x10 [ 330.205454] ? __fget_light+0x174/0x1e0 [ 330.209695] ? __fdget+0xe/0x10 [ 330.213043] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 330.217987] __sys_sendmsg+0xd9/0x180 [ 330.221779] ? __ia32_sys_shutdown+0x70/0x70 [ 330.226287] ? __sb_end_write+0xa4/0xd0 [ 330.230464] ? kasan_check_write+0x14/0x20 [ 330.234768] ? fput+0x18/0x120 [ 330.237942] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 330.243913] __x64_sys_sendmsg+0x73/0xb0 [ 330.248462] do_syscall_64+0xd0/0x4e0 [ 330.252531] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 330.257808] RIP: 0033:0x463d89 [ 330.261020] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 330.280737] RSP: 002b:00007fadde209198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 330.288952] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 330.296206] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 330.303741] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 330.311005] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 330.318256] R13: 00007fadde2096bc R14: 0000000000000009 R15: 0000000000000001 [ 330.335152] FAULT_INJECTION: forcing a failure. [ 330.335152] name failslab, interval 1, probability 0, space 0, times 0 [ 330.346706] CPU: 1 PID: 14316 Comm: syz-executor.2 Tainted: G B 4.19.195-syzkaller #0 [ 330.356167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 330.365937] Call Trace: [ 330.368616] dump_stack+0x123/0x171 [ 330.372244] should_fail.cold.4+0x5/0xa [ 330.376607] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 330.381874] ? lock_downgrade+0x860/0x860 [ 330.386016] ? set_page_refcounted+0x100/0x100 [ 330.390598] ? ___might_sleep+0x16b/0x270 [ 330.394852] __should_failslab+0xba/0xf0 [ 330.398919] should_failslab+0x9/0x20 [ 330.403468] kmem_cache_alloc_trace+0x2cb/0x740 [ 330.408488] ? qfq_change_class+0xa93/0x14e0 [ 330.413785] ? qfq_change_class+0xa93/0x14e0 [ 330.418460] ? __local_bh_enable_ip+0x160/0x260 [ 330.423508] qfq_change_class+0xad9/0x14e0 [ 330.428950] ? qfq_delete_class+0x2d0/0x2d0 [ 330.433383] ? nla_parse+0x197/0x280 [ 330.437215] tc_ctl_tclass+0x3e9/0xba0 [ 330.441181] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 330.446269] ? __local_bh_enable_ip+0x160/0x260 [ 330.451498] rtnetlink_rcv_msg+0x34f/0x8f0 [ 330.455722] ? rtnetlink_put_metrics+0x490/0x490 [ 330.460471] ? napi_alloc_frag+0x70/0x70 [ 330.464528] netlink_rcv_skb+0x13e/0x3d0 [ 330.468848] ? lock_downgrade+0x860/0x860 [ 330.473075] ? rtnetlink_put_metrics+0x490/0x490 [ 330.477907] ? netlink_ack+0xa70/0xa70 [ 330.481774] ? netlink_deliver_tap+0x182/0xb00 [ 330.486356] rtnetlink_rcv+0x10/0x20 [ 330.490046] netlink_unicast+0x443/0x650 [ 330.494088] ? netlink_attachskb+0x6c0/0x6c0 [ 330.498705] ? _copy_from_iter_full+0x182/0x720 [ 330.503532] ? __check_object_size+0x1ef/0x310 [ 330.508344] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 330.514077] netlink_sendmsg+0x764/0xc60 [ 330.518169] ? netlink_unicast+0x650/0x650 [ 330.522479] ? apparmor_socket_sendmsg+0x1b/0x20 [ 330.527250] ? netlink_unicast+0x650/0x650 [ 330.531475] sock_sendmsg+0xb5/0xf0 [ 330.535458] ___sys_sendmsg+0x647/0x950 [ 330.539471] ? get_pid_task+0x80/0x110 [ 330.543448] ? lock_downgrade+0x860/0x860 [ 330.547570] ? copy_msghdr_from_user+0x430/0x430 [ 330.552396] ? __fget+0x278/0x400 [ 330.555994] ? __fget+0x9f/0x400 [ 330.559350] ? proc_fail_nth_write+0x13a/0x180 [ 330.563920] ? __fget+0x295/0x400 [ 330.567393] ? expand_files.part.8+0x700/0x700 [ 330.572042] ? kernel_read+0x130/0x130 [ 330.575927] ? __f_unlock_pos+0xd/0x10 [ 330.580317] ? __fget_light+0x174/0x1e0 [ 330.584290] ? __fdget+0xe/0x10 [ 330.587726] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 330.592582] __sys_sendmsg+0xd9/0x180 [ 330.596667] ? __ia32_sys_shutdown+0x70/0x70 [ 330.601602] ? __sb_end_write+0xa4/0xd0 [ 330.606572] ? kasan_check_write+0x14/0x20 [ 330.610903] ? fput+0x18/0x120 [ 330.614092] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 330.619913] __x64_sys_sendmsg+0x73/0xb0 [ 330.625295] do_syscall_64+0xd0/0x4e0 [ 330.629549] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 330.635202] RIP: 0033:0x463d89 [ 330.638879] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 330.659191] RSP: 002b:00007f4121973198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 330.668428] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 330.675900] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 330.683821] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 330.691226] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 330.698666] R13: 00007f41219736bc R14: 0000000000000009 R15: 0000000000000001 [ 330.717162] FAULT_INJECTION: forcing a failure. [ 330.717162] name failslab, interval 1, probability 0, space 0, times 0 [ 330.730187] CPU: 0 PID: 14326 Comm: syz-executor.3 Tainted: G B 4.19.195-syzkaller #0 [ 330.739761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 330.749365] Call Trace: [ 330.751949] dump_stack+0x123/0x171 [ 330.755571] should_fail.cold.4+0x5/0xa [ 330.759701] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 330.764897] ? lock_downgrade+0x860/0x860 [ 330.769037] ? set_page_refcounted+0x100/0x100 [ 330.773702] ? ___might_sleep+0x16b/0x270 [ 330.777964] __should_failslab+0xba/0xf0 [ 330.782881] should_failslab+0x9/0x20 [ 330.786951] kmem_cache_alloc_trace+0x2cb/0x740 [ 330.792061] ? qfq_change_class+0xa93/0x14e0 [ 330.796470] ? qfq_change_class+0xa93/0x14e0 [ 330.801141] ? __local_bh_enable_ip+0x160/0x260 [ 330.806156] qfq_change_class+0xad9/0x14e0 [ 330.810471] ? qfq_delete_class+0x2d0/0x2d0 [ 330.815512] ? nla_parse+0x197/0x280 [ 330.820102] tc_ctl_tclass+0x3e9/0xba0 [ 330.824283] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 330.829915] ? __local_bh_enable_ip+0x160/0x260 [ 330.834939] rtnetlink_rcv_msg+0x34f/0x8f0 [ 330.839188] ? rtnetlink_put_metrics+0x490/0x490 [ 330.844318] ? napi_alloc_frag+0x70/0x70 [ 330.848369] netlink_rcv_skb+0x13e/0x3d0 [ 330.852613] ? lock_downgrade+0x860/0x860 [ 330.856951] ? rtnetlink_put_metrics+0x490/0x490 [ 330.862222] ? netlink_ack+0xa70/0xa70 [ 330.866112] ? netlink_deliver_tap+0x182/0xb00 [ 330.870879] rtnetlink_rcv+0x10/0x20 [ 330.874886] netlink_unicast+0x443/0x650 [ 330.879183] ? netlink_attachskb+0x6c0/0x6c0 [ 330.883577] ? _copy_from_iter_full+0x182/0x720 [ 330.888256] ? __check_object_size+0x1ef/0x310 [ 330.893105] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 330.898813] netlink_sendmsg+0x764/0xc60 [ 330.902954] ? netlink_unicast+0x650/0x650 [ 330.907173] ? apparmor_socket_sendmsg+0x1b/0x20 [ 330.912491] ? netlink_unicast+0x650/0x650 [ 330.916904] sock_sendmsg+0xb5/0xf0 [ 330.920607] ___sys_sendmsg+0x647/0x950 [ 330.924876] ? get_pid_task+0x80/0x110 [ 330.928754] ? lock_downgrade+0x860/0x860 [ 330.933180] ? copy_msghdr_from_user+0x430/0x430 [ 330.938012] ? __fget+0x278/0x400 [ 330.941530] ? __fget+0x9f/0x400 [ 330.944904] ? proc_fail_nth_write+0x13a/0x180 [ 330.949478] ? __fget+0x295/0x400 [ 330.953304] ? expand_files.part.8+0x700/0x700 [ 330.958005] ? kernel_read+0x130/0x130 [ 330.961967] ? __f_unlock_pos+0xd/0x10 [ 330.966945] ? __fget_light+0x174/0x1e0 [ 330.971080] ? __fdget+0xe/0x10 [ 330.974446] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 330.979274] __sys_sendmsg+0xd9/0x180 [ 330.983169] ? __ia32_sys_shutdown+0x70/0x70 [ 330.987559] ? __sb_end_write+0xa4/0xd0 [ 330.991696] ? kasan_check_write+0x14/0x20 [ 330.995927] ? fput+0x18/0x120 [ 330.999108] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 331.004814] __x64_sys_sendmsg+0x73/0xb0 [ 331.008857] do_syscall_64+0xd0/0x4e0 [ 331.012641] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 331.017827] RIP: 0033:0x463d89 [ 331.021004] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 331.040522] RSP: 002b:00007f5b884b9198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 331.048541] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 331.056232] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 331.063953] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 331.072996] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 331.081312] R13: 00007f5b884b96bc R14: 0000000000000009 R15: 0000000000000001 [ 331.096874] FAULT_INJECTION: forcing a failure. [ 331.096874] name failslab, interval 1, probability 0, space 0, times 0 [ 331.111200] CPU: 0 PID: 14340 Comm: syz-executor.4 Tainted: G B 4.19.195-syzkaller #0 [ 331.120575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.130042] Call Trace: [ 331.133138] dump_stack+0x123/0x171 [ 331.137022] should_fail.cold.4+0x5/0xa [ 331.141522] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 331.146850] ? lock_downgrade+0x860/0x860 [ 331.151104] ? set_page_refcounted+0x100/0x100 [ 331.156470] ? ___might_sleep+0x16b/0x270 [ 331.160688] __should_failslab+0xba/0xf0 [ 331.164743] should_failslab+0x9/0x20 [ 331.168622] kmem_cache_alloc_trace+0x2cb/0x740 [ 331.173378] ? qfq_change_class+0xa93/0x14e0 [ 331.178047] ? qfq_change_class+0xa93/0x14e0 [ 331.182530] ? __local_bh_enable_ip+0x160/0x260 [ 331.187201] qfq_change_class+0xad9/0x14e0 [ 331.191436] ? qfq_delete_class+0x2d0/0x2d0 [ 331.195838] ? nla_parse+0x197/0x280 [ 331.199556] tc_ctl_tclass+0x3e9/0xba0 [ 331.203509] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 331.209117] ? __local_bh_enable_ip+0x160/0x260 [ 331.213958] rtnetlink_rcv_msg+0x34f/0x8f0 [ 331.218361] ? rtnetlink_put_metrics+0x490/0x490 [ 331.223647] ? napi_alloc_frag+0x70/0x70 [ 331.227954] netlink_rcv_skb+0x13e/0x3d0 [ 331.232334] ? lock_downgrade+0x860/0x860 [ 331.236553] ? rtnetlink_put_metrics+0x490/0x490 [ 331.241697] ? netlink_ack+0xa70/0xa70 [ 331.246025] ? netlink_deliver_tap+0x182/0xb00 [ 331.251418] rtnetlink_rcv+0x10/0x20 [ 331.255160] netlink_unicast+0x443/0x650 [ 331.259546] ? netlink_attachskb+0x6c0/0x6c0 [ 331.264080] ? _copy_from_iter_full+0x182/0x720 [ 331.268946] ? __check_object_size+0x1ef/0x310 [ 331.273516] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 331.279239] netlink_sendmsg+0x764/0xc60 [ 331.283566] ? netlink_unicast+0x650/0x650 [ 331.287821] ? apparmor_socket_sendmsg+0x1b/0x20 [ 331.292552] ? netlink_unicast+0x650/0x650 [ 331.296768] sock_sendmsg+0xb5/0xf0 [ 331.300503] ___sys_sendmsg+0x647/0x950 [ 331.304942] ? get_pid_task+0x80/0x110 [ 331.308900] ? lock_downgrade+0x860/0x860 [ 331.313044] ? copy_msghdr_from_user+0x430/0x430 [ 331.317884] ? __fget+0x278/0x400 [ 331.321320] ? __fget+0x9f/0x400 [ 331.324666] ? proc_fail_nth_write+0x13a/0x180 [ 331.329315] ? __fget+0x295/0x400 [ 331.332748] ? expand_files.part.8+0x700/0x700 [ 331.337340] ? kernel_read+0x130/0x130 [ 331.341235] ? __f_unlock_pos+0xd/0x10 [ 331.345189] ? __fget_light+0x174/0x1e0 [ 331.349369] ? __fdget+0xe/0x10 [ 331.352807] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 331.358215] __sys_sendmsg+0xd9/0x180 [ 331.362011] ? __ia32_sys_shutdown+0x70/0x70 [ 331.366760] ? __sb_end_write+0xa4/0xd0 [ 331.370717] ? kasan_check_write+0x14/0x20 [ 331.375124] ? fput+0x18/0x120 [ 331.378300] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 331.383645] __x64_sys_sendmsg+0x73/0xb0 [ 331.387695] do_syscall_64+0xd0/0x4e0 [ 331.391474] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 331.396730] RIP: 0033:0x463d89 [ 331.399920] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 331.419718] RSP: 002b:00007ffa3d3a5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 331.427812] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 331.435246] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 331.442685] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 331.450106] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 331.457377] R13: 00007ffa3d3a56bc R14: 0000000000000009 R15: 0000000000000001 [ 331.472274] nla_parse: 3 callbacks suppressed [ 331.472278] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 331.497229] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 331.513765] FAULT_INJECTION: forcing a failure. [ 331.513765] name failslab, interval 1, probability 0, space 0, times 0 [ 331.525844] CPU: 0 PID: 14351 Comm: syz-executor.5 Tainted: G B 4.19.195-syzkaller #0 [ 331.535309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.544822] Call Trace: [ 331.547422] dump_stack+0x123/0x171 [ 331.551047] should_fail.cold.4+0x5/0xa [ 331.555195] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 331.560280] ? lock_downgrade+0x860/0x860 [ 331.564493] ? set_page_refcounted+0x100/0x100 [ 331.569069] ? ___might_sleep+0x16b/0x270 [ 331.573195] __should_failslab+0xba/0xf0 [ 331.577234] should_failslab+0x9/0x20 [ 331.581115] kmem_cache_alloc_trace+0x2cb/0x740 [ 331.585785] ? qfq_change_class+0xa93/0x14e0 [ 331.590206] ? qfq_change_class+0xa93/0x14e0 [ 331.594706] ? __local_bh_enable_ip+0x160/0x260 [ 331.599361] qfq_change_class+0xad9/0x14e0 [ 331.604204] ? qfq_delete_class+0x2d0/0x2d0 [ 331.608506] ? nla_parse+0x197/0x280 [ 331.612207] tc_ctl_tclass+0x3e9/0xba0 [ 331.616251] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 331.621579] ? mark_held_locks+0x130/0x130 [ 331.625822] rtnetlink_rcv_msg+0x34f/0x8f0 [ 331.630057] ? rtnetlink_put_metrics+0x490/0x490 [ 331.634986] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 331.640446] ? trace_hardirqs_on+0x28/0x190 [ 331.644753] netlink_rcv_skb+0x13e/0x3d0 [ 331.649142] ? lock_downgrade+0x860/0x860 [ 331.653365] ? rtnetlink_put_metrics+0x490/0x490 [ 331.658284] ? netlink_ack+0xa70/0xa70 [ 331.662253] ? netlink_deliver_tap+0x182/0xb00 [ 331.667050] rtnetlink_rcv+0x10/0x20 [ 331.670749] netlink_unicast+0x443/0x650 [ 331.674967] ? netlink_attachskb+0x6c0/0x6c0 [ 331.679544] ? _copy_from_iter_full+0x182/0x720 [ 331.684319] ? __check_object_size+0x1ef/0x310 [ 331.689016] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 331.694628] netlink_sendmsg+0x764/0xc60 [ 331.699291] ? netlink_unicast+0x650/0x650 [ 331.703608] ? apparmor_socket_sendmsg+0x1b/0x20 [ 331.708532] ? netlink_unicast+0x650/0x650 [ 331.712853] sock_sendmsg+0xb5/0xf0 [ 331.716576] ___sys_sendmsg+0x647/0x950 [ 331.720711] ? get_pid_task+0x80/0x110 [ 331.724583] ? lock_downgrade+0x860/0x860 [ 331.729019] ? copy_msghdr_from_user+0x430/0x430 [ 331.733843] ? __fget+0x278/0x400 [ 331.737279] ? __fget+0x9f/0x400 [ 331.740738] ? proc_fail_nth_write+0x13a/0x180 [ 331.745389] ? __fget+0x295/0x400 [ 331.748931] ? expand_files.part.8+0x700/0x700 [ 331.753494] ? kernel_read+0x130/0x130 [ 331.757777] ? __f_unlock_pos+0xd/0x10 [ 331.762221] ? __fget_light+0x174/0x1e0 [ 331.766185] ? __fdget+0xe/0x10 [ 331.769451] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 331.774298] __sys_sendmsg+0xd9/0x180 [ 331.778088] ? __ia32_sys_shutdown+0x70/0x70 [ 331.782766] ? __sb_end_write+0xa4/0xd0 [ 331.786764] ? kasan_check_write+0x14/0x20 [ 331.791089] ? fput+0x18/0x120 [ 331.794718] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 331.800513] __x64_sys_sendmsg+0x73/0xb0 [ 331.804673] do_syscall_64+0xd0/0x4e0 [ 331.808562] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 331.813846] RIP: 0033:0x463d89 [ 331.817118] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 331.836727] RSP: 002b:00007fb1e6626198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 331.844521] RAX: ffffffffffffffda RBX: 00000000000009fa RCX: 0000000000463d89 [ 331.851814] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 331.859364] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 331.867052] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053c040 [ 331.874846] R13: 00007fb1e66266bc R14: 0000000000000009 R15: 0000000000000001 [ 331.882564] FAULT_INJECTION: forcing a failure. [ 331.882564] name failslab, interval 1, probability 0, space 0, times 0 [ 331.895379] CPU: 0 PID: 14352 Comm: syz-executor.0 Tainted: G B 4.19.195-syzkaller #0 [ 331.905293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.915098] Call Trace: [ 331.918022] dump_stack+0x123/0x171 [ 331.921637] should_fail.cold.4+0x5/0xa